1 Fri Nov 12 20:53:22 1999 Jeffrey A Law (law@cygnus.com)
3 * function.c (diddle_return_value): Set REG_FUNCTION_VALUE_P as
6 Sat Nov 13 16:20:09 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
8 * defaults.h (ASM_OUTPUT_ALTERNATE_LABEL_NAME): Wrap macro
9 definition in do while (0).
11 Fri Nov 12 16:26:25 1999 Jim Wilson <wilson@cygnus.com>
13 * stmt.c (pushcase, pushcase_range): Partially revert Oct 28 change.
15 Fri Nov 12 12:43:49 1999 Richard Henderson <rth@cygnus.com>
17 * unroll.c (unroll_loop): Make temp an unsigned HOST_WIDE_INT.
19 Fri Nov 12 15:14:19 1999 Vladimir Makarov <vmakarov@tofu.to.cygnus.com>
21 * i960.h (CAN_DEBUG_WITHOUT_FP): Don't define it.
22 (FRAME_POINTER_REQUIRED): Don't worry about nonlocal goto.
23 (ELIMINABLE_REGS, CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET): New.
24 (INITIAL_FRAME_POINTER_OFFSET): Remove it.
26 * i960.c (i960_function_prologue): Don't allocate space for g8-g11
27 saved on the stack. Output more accurate stack frame statistics
30 1999-11-12 11:47 -0800 Zack Weinberg <zack@bitmover.com>
32 * genextract.c (record_insn_name): New function.
33 (get_insn_name): No longer a stub.
34 (main): Call record_insn_name for each insn. After each label
35 written, print the insn name in a comment.
37 Fri Nov 12 13:45:02 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
39 * output.h (const_section, init_section, fini_section): Add
42 * alpha/elf.h (const_section): Delete declaration.
44 * svr4.h (const_section): Likewise.
46 Fri Nov 12 08:54:22 1999 Mark Mitchell <mark@codesourcery.com>
48 * tree.h (SAVE_EXPR_PERSISTENT_P): New macro.
49 * tree.c (array_type_nelts): Don't handle SAVE_EXPRs specially.
50 (unsave_expr_now): Don't unsave SAVE_EXPR_PERSISTENT_P
52 * stor-layout.c (variable_size): Set SAVE_EXPR_PERSISTENT_P on
53 variable-sized array bounds.
55 Fri Nov 12 08:04:45 1999 Catherine Moore <clm@cygnus.com>
57 * defaults.h (ASM_OUTPUT_ALTERNATE_LABEL_NAME): Use
60 Fri Nov 12 13:31:54 1999 Bernd Schmidt <bernds@cygnus.co.uk>
62 * config/arm/arm.h (LEGITIMIZE_RELOAD_ADDRESS): Treat QImode
63 addresses the same way GO_IF_LEGITIMATE_INDEX does.
65 Fri Nov 12 12:36:04 1999 Bernd Schmidt <bernds@cygnus.co.uk>
67 * cse.c (hash_arg_in_struct): Delete.
68 (struct table_elt): Delete elt in_struct.
69 (struct set): Delete elt src_in_struct.
70 (merge_equiv_classes): Don't set either hash_arg_in_struct or
71 the corresponding in_struct elts.
72 (canon_hash): Likewise.
73 (safe_hash): Likewise.
74 (find_best_addr): Likewise.
75 (record_jump_cond): Likewise.
78 Thu Nov 11 19:45:24 1999 Jim Wilson <wilson@cygnus.com>
80 * loop.c (invariant_p, case MEM): Put MEM_VOLATILE_P check back.
82 * dbxout.c (dbxout_type, case INTEGER_TYPE): Handle too large
85 Thu Nov 11 18:54:24 1999 Jeffrey A Law (law@cygnus.com)
87 * function.c (diddle_return_value): Put back check that the DECL_RTL
88 for the function is a register.
90 * function.c (diddle_return_value): Use hard_function_value to
91 get an rtx suitable for use in the USE/CLOBBER insn.
93 * global.c (global_conflicts): Update comments.
94 (record_conflicts): No need to record conflicts between pseudos here.
96 1999-11-11 Bruce Korb <autogen@linuxbox.com>
98 * fixinc/fixincl.c: Added verbose levels for status messages
100 Thu Nov 11 13:23:04 1999 Bernd Schmidt <bernds@cygnus.co.uk>
102 * jump.c (jump_optimize_1): Avoid passing an rtx that is not an
103 operand as argument to expand_and or expand_binop.
105 Thu Nov 11 02:21:16 1999 Rodney Brown <RodneyBrown@pmsc.com>
107 * xcoffout.c (xcoffout_source_file): Change ggc_add_root to
110 Wed Nov 10 21:24:19 1999 Jason Eckhardt <jle@cygnus.com>
112 * config/pa/pa.h (MASK_RETURN_ADDR): Change 0xfffffffc to -4.
114 Wed Nov 10 15:56:16 1999 Jeffrey A Law (law@cygnus.com)
116 * flow.c (compute_flow_dominators): Initially put all blocks on
118 * lcm.c (compute_antinout_edge, compute_available): Similarly.
119 * gcse.c (compute_cprop_avinout): Remove.
120 (compute_cprop_data): Use compute_available.
121 (delete_null_pointer_checks_1): Use compute_available.
123 * basic-block.h (compute_available): Returns a void now.
124 * gcse.c (one_classic_gcse_pass): Do not expect compute_available
125 to return a value anymore.
126 * lcm.c (compute_available, compute_antinout_edge): Revamp to use
127 worklists. Fix boundary cases. Compute maximal solutions.
128 (compute_laterin, compute_nearerout): Similarly.
130 * dwarf2out.c (add_AT_location_description): Allow
131 (mem (plus (pseudo) (...)) too.
133 Wed Nov 10 10:52:42 1999 Tom Tromey <tromey@cygnus.com>
135 * gcc.c (do_spec_1): Support text between `%u' and `%O'.
137 Wed Nov 10 12:43:21 1999 Philippe De Muyter <phdm@macqel.be>
138 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
140 * cppinit.c: Test `GCC_VERSION', not `HAVE_GCC_VERSION'.
142 * gansidecl.h: Likewise.
148 * toplev.h: Likewise.
154 * varray.c: Likewise.
156 * varray.h: Likewise.
158 Wed Nov 10 10:57:22 1999 Clinton Popetz <cpopetz@cygnus.com>
160 * gcov.c (struct arcdata): Add hits and total, remove prob.
161 (output_branch_counts): New.
162 (process_args): Set output_branch_counts if -c.
163 (calculate_branch_probs): Store hits and total instead of
165 (output_data): Emit counts if output_branch_counts is true.
166 * gcov.texi (Invoking Gcov): Document -c switch..
168 Wed Nov 10 01:10:41 1999 Philippe De Muyter <phdm@macqel.be>
170 * genoutput.c (output_insn_data): Cast `INSN_OUTPUT_FORMAT_MULTI' and
171 `INSN_OUTPUT_FORMAT_FUNCTION' to `PTR'-type.
173 Wed Nov 10 00:51:41 1999 Hans-Peter Nilsson <hp@axis.se>
175 * invoke.texi (C Dialect Options): Add missing builtins from
177 * extend.texi (Other Builtins): Copy to this list.
179 Wed Nov 10 04:58:09 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
181 * Makefile.in (recog.o): Use BASIC_BLOCK_H macro.
182 (print-rtl.o, $(HOST_PREFIX_1)print-rtl.o): Likewise. Remove
185 Wed Nov 10 00:02:53 1999 Jeffrey A Law (law@cygnus.com)
187 * flow.c (compute_flow_dominators): No longer treat basic block 0
188 or (n_basic_blocks - 1) specially. Clear the AUX field before
189 starting computation of doms/pdoms. Fix initial state for pdoms.
191 Wed Nov 10 03:58:08 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
193 * Makefile.in ($(HOST_PREFIX_1)rtl.o): Update dependencies to
194 match rtl.o's: added ggc.h and toplev.h
195 ($(HOST_PREFIX_1)print-rtl.o): Likewise: added system.h.
196 ($(HOST_PREFIX_1)rtlanal.o): Likewise: added system.h.
197 ($(HOST_PREFIX_1)obstack.o): Likewise: added $(CONFIG_H).
199 Tue Nov 9 10:30:08 1999 Tom Tromey <tromey@cygnus.com>
201 * config/i386/xm-djgpp.h (HAVE_DOS_BASED_FILE_SYSTEM): Renamed
202 from HAVE_DOS_BASED_FILESYSTEM.
203 * gcc.c (find_a_file): Use HAVE_DOS_BASED_FILE_SYSTEM, not
204 HAVE_DOS_BASED_FILESYSTEM.
206 (split_directories): Only special-case DOS file names if
207 HAVE_DOS_BASED_FILE_SYSTEM is defined. Use IS_DIR_SEPARATOR
208 instead of explicit tests. Conditionalize on !VMS.
209 (make_relative_prefix): Use IS_DIR_SEPARATOR instead of explicit
210 tests. Conditionalize on !VMS.
211 (process_command): Only use make_relative_prefix if !VMS.
212 (free_split_directories): Conditionalize on !VMS.
213 (DIR_UP): Conditionalize on !VMS.
215 Wed Jun 9 16:57:11 1999 Mumit Khan <khan@xraylith.wisc.edu>
217 * gcc.c (STANDARD_BINDIR_PREFIX): Provide default.
219 Fri Feb 5 14:22:01 1999 Mumit Khan <khan@xraylith.wisc.edu>
221 * gcc.c (make_relative_prefix): Handle the HAVE_EXECUTABLE_SUFFIX
224 Mon Nov 8 14:16:57 1999 Michael Meissner <meissner@cygnus.com>
226 * invoke.texi (Environment Variables): Document relative path
228 * gcc.c (DIR_UP): If not defined, define as "..".
229 (standard_bindir_prefix): New static, holds target location to
231 (split_directories): New function to split a filename into
232 component directories.
233 (free_split_directories): New function, release memory allocated
234 by split_directories.
235 (make_relative_prefix): New function, make a relative pathname if
236 the compiler is not in the expected location.
237 (process_command): If GCC_EXEC_PREFIX was not specified, see if we
238 can figure out an appropriate prefix from argv[0].
239 * Makefile.in (DRIVER_DEFINES): Use unlibsubdir in definition of
240 STANDARD_STARTFILE_PREFIX and TOOLDIR_BASE_PREFIX. Define
241 STANDARD_BINDIR_PREFIX.
243 Wed Nov 10 11:47:54 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
245 * config/c4x/c4x-protos.h: New file. Prototypes for functions defined
247 * config/c4x/c4x.h: Moved prototypes to c4x.h.
248 * config/c4x/c4x.c (c4x_preferred_reload_class, c4x_limit_reload_class,
249 c4x_secondary_memory_needed) Delete.
250 (fp_zero_operand): Add mode argument.
252 Thu Nov 4 15:52:35 1999 Andrew Haley <aph@cygnus.com>
254 * reload1.c (reload_reg_free_for_value_p): Don't use a register
255 that is in reload_reg_used.
257 Tue Nov 9 16:43:00 1999 Nick Clifton <nickc@cygnus.com>
259 * config/arm/arm-protos.h: New file: Prototypes for functions
260 defined in arm.c and pe.c.
261 * config/arm/arm.h: Fix compile time warnings.
262 * config/arm/arm.c: Fix compile time warnings.
263 * config/arm/pe.h: Fix compile time warnings.
264 * config/arm/aout.h: Fix compile time warnings.
266 Tue Nov 9 14:55:44 1999 Nick Clifton <nickc@cygnus.com>
268 * config/m32r/m32r-protos.h: New file: Prototypes for functions
271 * config/m32r/m32r.h: Move prototypes to m32r-protos.h
272 Add support for subtargets.
273 Add prototypes for new predicates.
274 Add scheduling macros.
276 * config/m32r/m32r.c: Fix compile time warnings.
277 (int8_operand): New predicate function.
278 (reg_or_cmp_int16_operand): New predicate function.
279 (extend_operand): New predicate function.
280 (m32r_adjust_code): New scheduling function.
281 (m32r_adjust_priorty): New scheduling function.
282 (m32r_sched_init): New scheduling function.
283 (m32r_sched_reorder): New scheduling function.
284 (m32r_sched_variable_issue): New scheduling function.
285 (direct_return): New codegen function.
286 (m32r_not_same_reg): New rtl testsing function.
288 * config/m32r/m32r.md: Fix compile time warnings.
289 Add support for pre decrement and post increment memory
294 Mon Nov 8 22:20:13 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
296 * global.c (EXECUTE_IF_CONFLICT): Don't define.
297 (prune_preferences): Use EXECUTE_IF_SET_IN_ALLOCNO_SET instead.
298 (find_reg): Likewise.
300 Mon Nov 8 13:16:46 1999 Jason Eckhardt <jle@cygnus.com>
302 * config/pa/pa.md (fmpynfadd,{sgl,dbl} insns): Use %fr0 rather than 0
303 to avoid assembler errors.
305 Mon Nov 8 15:38:41 1999 Nick Clifton <nickc@cygnus.com>
307 * config/v850/v850-protos.h: New file: Prototypes for functions
309 * config/v850/v850.h: Move prototypes to v850-protos.h
310 * config/v850/v850.c: Move prototypes to v850-protos.h
311 * config/v850/v850.md: Fix compile time warnings.
313 * config/fr30/fr30-protos.h: New file: Prototypes for functions
315 * config/fr30/fr30.h: Move prototypes to fr30-protos.h
316 * config/fr30/fr30.c: Fix compile time warnings.
317 * config/fr30/fr30.md: Fix compile time warnings.
319 Mon Nov 8 07:25:37 1999 Mark Mitchell <mark@codesourcery.com>
321 * tree.h (get_containing_scope): Declare it.
322 * tree.c (get_containing_scope): New fucntion.
323 (decl_function_context): Use it.
324 * toplev.c (rest_of_compilation): Use get_containing_scope.
326 aMon Nov 8 03:03:07 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
328 * Makefile.in (rtl.o): Depend on toplev.h.
330 Sun Nov 7 20:55:14 1999 Mark Mitchell <mark@codesourcery.com>
332 * cse.c (delete_trivially_dead_insns): Replace alloca with
334 * except.c (update_rethrow_references): Likewise.
335 (init_eh_nesting_info): Likewise.
336 * function.c (identify_blocks): Likewise.
337 * gcse.c (dump_hash_table): Likewise.
338 * graph.c (print_rtl_graph_with_bb): Likewise.
339 * loop.c (combine_movables): Likewise.
340 (move_movables): Likewise.
341 (count_loop_regs_set): Likewise.
342 (strength_reduce): Likewise.
343 * profile.c (compute_branch_probabilities): New function, split
345 (branch_prob): Here. Replace alloca with xmalloc/xcalloc.
346 * regclass.c (regclass): Likewise.
347 * regmove.c (regmove_optimize): Likewise.
348 * toplev.c (compile_file): Likewise.
349 (main): Don't mess with the stack rlimit.
351 Sun Nov 7 19:41:17 1999 Catherine Moore <clm@cygnus.com>
353 * config/elfos.h (ASM_DECLARE_FUNCTION_NAME): Conditionally define.
354 (ASM_DECLARE_FUNCTION_SIZE): Conditionally define.
356 Sun Nov 7 10:23:28 1999 Mark P. Mitchell <mark@codesourcery.com>
358 * integrate.c (save_for_inline_nocopy): Clear in_nonparm_insns.
360 Sun Nov 7 02:58:48 1999 Jeffrey A Law (law@cygnus.com)
362 * global.c (EXECUTE_IF_CONFLICT): Undo Robert's change.
363 (EXECUTE_IF_SET_IN_ALLOCNO_SET): Put curleys around CODE in
366 Sat Nov 6 23:48:30 1999 Robert Lipe (robertlipe@usa.net)
368 * global.c (EXECUTE_IF_CONFLICT): Correct quoting typo.
370 Sat Nov 6 17:34:39 1999 Jeffrey A Law (law@cygnus.com)
372 * gcse.c (post_dominators): Kill.
373 (alloc_code_hoist_mem, free_code_hoist_mem); Kill post_dominators.
374 (compute_code_hoist_data): Use compute_flow_dominators. Do not
375 pass in a pdom array since we do not need pdoms.
376 * haifa-sched.c (schedule_insns): Similarly.
377 * flow.c (compute_dominators): Remove dead function.
378 (compute_flow_dominators): Do not compute doms or pdoms if the
379 caller does not request them. Split up loop to build doms and
380 pdoms. Use a worklist to compute doms and pdoms.
381 * basic-block.h (compute_dominators): Remove prototype.
383 Sat Nov 6 11:38:39 1999 Richard Henderson <rth@cygnus.com>
385 * haifa-sched.c (struct haifa_insn_data, h_i_d): New.
386 (insn_luid, insn_priority, insn_costs, insn_units): Remove.
387 (insn_reg_weight, insn_depend, insn_dep_count): Remove.
388 (insn_blockage, insn_ref_count, line_note, insn_tick): Remove.
389 (cant_move, fed_by_spec_load, is_load_insn): Remove.
390 (schedule_region): Remove unused variable.
391 (schedule_insns): Allocate h_i_d, and not all the separate arrays.
393 Sat Nov 6 10:00:34 1999 Mark Mitchell <mark@codesourcery.com>
395 * local-alloc.c (local_alloc): Use xmalloc/xcalloc, not alloca.
396 (update_equiv_regs): Likewise.
397 (block_alloc): Likewise.
398 * reg-stack.c (reg_to_stack): Likewise.
399 (convert_regs_2): Likewise.
400 * reload1.c (reload_as_needed): Likewise.
402 Sat Nov 6 09:57:59 1999 Mark Mitchell <mark@codesourcery.com>
404 * Makefile.in (dbxout.o): Depend on ggc.h.
405 (dwarf2out.o): Likewise.
406 (xcoffout.o): Likewise.
407 * dbxout.c: Include ggc.h.
408 (dbxout_init): Register lastfile as a root.
409 * dwarf2out.c: Include ggc.h.
410 (dwarf2out_line): Register lastfile as a root.
411 * xcoffout.c: Include ggc.h.
412 (xcoffout_source_line): Register xcoff_lastfile as a root.
414 Sat Nov 6 09:52:09 1999 Richard Henderson <rth@cygnus.com>
416 * i386.md (movdf_1, movxf_1): Earlyclobber general regs destination.
418 Sat Nov 6 07:48:59 1999 Catherine Moore <clm@cygnus.com>
420 * config/svr4.h (ASM_DECLARE_FUNCTION): Check if already
422 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
424 Fri Nov 5 18:33:39 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
426 * global.c (EXECUTE_IF_SET_IN_ALLOCNO_SET): New macro.
427 (EXECUTE_IF_CONFLICT): Likewise.
428 (ALLOCNO_LIVE_P): Avoid signed division.
429 (SET_ALLOCNO_LIVE, CLEAR_ALLOCNO_LIVE): Likewise.
430 (prune_preferences, find_reg): Use EXECUTE_IF_CONFLICT.
431 (record_one_conflict): Use EXECUTE_IF_SET_IN_ALLOCNO_SET.
433 Fri Nov 5 12:04:02 1999 Richard Henderson <rth@cygnus.com>
435 * haifa-sched.c (schedule_block): Don't crash if there's no
436 next insn for an interblock movement.
437 (add_branch_dependences): Don't allow clobber insns to move either.
439 Fri Nov 5 10:18:11 1999 Richard Henderson <rth@cygnus.com>
441 * i386.c (split_xf): New.
442 * i386-protos.h: Declare it.
443 * i386.md (movxf_1): Add general regs alternatives.
444 (movxf_1+1): New splitter for same.
446 Fri Nov 5 12:05:52 1999 Nick Clifton <nickc@cygnus.com>
448 * function.c (purge_addressof_1): Add missing return values.
450 Fri Nov 5 10:07:25 1999 Nick Clifton <nickc@cygnus.com>
452 * function.c (is_addressof): New function. Returns true if
453 the given piece of RTL is an ADDRESSOF.
454 (purge_addressof_1): Make boolean. Return false if the
455 ADDRESSOFs could not be purged.
456 (purge_addressof): If ADDRESSOFs could not be purged from the
457 notes attached to an insn, remove the offending note(s),
458 unless they are attached to a libcall.
460 1999-11-05 Andreas Jaeger <aj@suse.de>
462 * genoutput.c (null_operand =): Initialize all fields.
464 * errors.h: Add extern to prototypes.
466 Fri Nov 5 01:44:09 1999 Jeffrey A Law (law@cygnus.com)
468 * configure.in (m68k-next-nextstep4): Handle Openstep 4.2.
469 * configure: Rebuilt.
471 Fri Nov 5 01:24:37 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
473 * global.c (CONFLICTP, SET_CONFLICT): Avoid signed division.
474 (mirror_conflicts): New function.
475 (global_alloc): Call it.
476 (expand_preferences): Remove redundant CONFLICTP test.
477 (find_reg, dump_conflicts): Likewise.
478 (prune_preferences): Process conflicts one word at a time.
480 Fri Nov 5 01:05:21 1999 Richard Henderson <rth@cygnus.com>
482 * global.c (build_insn_chain): Use EXECUTE_IF_SET_IN_BITMAP
483 instead of an explicit loop.
485 Thu Nov 4 23:07:14 1999 Jim Wilson <wilson@cygnus.com>
487 * cse.c (cse_insn): Revert Oct 31 change. When computing src_elt,
488 if REG_RETVAL check succeeds, then put classp in src_elt.
490 Thu Nov 4 23:48:14 1999 Jeffrey A Law (law@cygnus.com)
492 * function.c (pad_to_arg_alignment): Only update argument_pad
493 if the argument's alignment is greater than STACK_BOUNDARY.
495 Thu Nov 4 16:44:53 1999 Richard Henderson <rth@cygnus.com>
497 * bitmap.h (BITMAP_XFREE): New.
498 * flow.c (life_analysis): Use it.
499 (life_analysis_1): Free blocks.
501 * combine.c (undo_commit): New.
502 (try_combine): Use it. Don't zap undobuf.undos.
503 (combine_instructions): Don't zap undobuf.undos; free the
506 * local-alloc.c (local_alloc): Free qty_phys_num_sugg.
508 * stmt.c (cost_table_): New.
509 (estimate_case_costs): Use it instead of xmalloc.
511 * toplev.c (compile_file): Reuse dumpname memory instead
514 Thu Nov 4 16:36:44 1999 Richard Henderson <rth@cygnus.com>
516 * reg-stack.c (convert_regs_1): Initialize target_stack->top
517 after verifying an EH edge.
519 * haifa-sched.c (init_rgn_data_dependences): Correctly
520 size bb_pending_lists_length when zeroing.
522 Thu Nov 4 16:36:36 1999 Richard Henderson <rth@cygnus.com>
524 * function.c (diddle_return_value): New.
525 (expand_function_end): Use it.
526 * stmt.c (expand_null_return): Likewise.
527 (expand_value_return): Likewise.
529 * reg-stack.c (subst_stack_regs_pat): Handle clobbers at top-level.
531 * reload1.c (reload): Don't remove return value clobbers.
533 Thu Nov 4 13:33:46 1999 Richard Henderson <rth@cygnus.com>
535 * rtl.c (read_rtx): Use fatal_with_file_and_line not fatal.
537 Thu Nov 4 12:49:52 1999 Richard Henderson <rth@cygnus.com>
539 * cse.c (cse_main): Use xmalloc, not alloca.
540 (cse_basic_block): Likewise.
541 * local-alloc.c (local_alloc): Likewise.
543 Thu Nov 4 14:22:12 1999 David Billinghurst <David.Billinghurst@riotinto.com.au>
544 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
546 * rtl.c: Include toplev.h.
547 (fatal): Remove declaration.
549 Thu Nov 4 06:39:47 1999 Jeffrey A Law (law@cygnus.com)
551 * haifa-sched.c (schedule_block): Fix thinko.
553 1999-11-03 James McKelvey <mckelvey@fafnir.com>
555 * fixinc/fixincl.c(create_file): Allow for systems that do not have
558 1999-11-03 Philippe De Muyter <phdm@macqel.be>
560 * fixlib.c (load_file_data): Do not call `realloc' with a NULL pointer;
561 call `malloc' instead.
563 Wed Nov 3 23:05:14 1999 Mark Mitchell <mark@codesourcery.com>
565 * flags.h (flag_renumber_insns): Declare.
566 * emit-rtl.c (renumber_insns): Check flag_renumber_insns. Print
568 * rtl.h (renumber_insns): Change prototype.
569 * toplev.c (flag_renumber_insns): Define.
570 (rest_of_compilation): Pass rtl_dump_file to flag_renumber_insns.
572 Wed Nov 3 15:11:27 1999 David S. Miller <davem@redhat.com>
574 * config/sparc/sparc.md: Remove insn type fpsqrt, add fpsqrts
575 and fpsqrtd. Use them and create fdiv function unit to more
576 accurately represent fpu sqrt pipeline semantics on UltraSparc.
577 * config/sparc/sparc.c: Account for fpsqrt{s,d} changes.
579 Wed Nov 3 15:11:27 1999 Matteo Frigo <athena@fftw.org>
581 * config/sparc/sparc.md: Adjust FADD/FMUL result latencies to
583 * config/sparc/sparc.c (ultra_schedule_insn): Insert launched
584 insn into ready list, do not use just a raw swap.
586 Wed Nov 3 14:51:59 1999 Mark P. Mitchell <mark@codesourcery.com>
588 * rtl.h (renumber_insns): New function.
589 (remove_unnecessary_notes): Likewise.
590 * emit-rtl.c (renumber_insns): Define.
591 (remove_unncessary_notes): Likewise.
592 * toplev.c (rest_of_compilation): Remove dead code.
593 Use renumber_insns and remove_unncessary_notes.
595 * gcse.c (struct null_pointer_info): New type.
596 (get_bitmap_width): New function.
597 (current_block): Remove.
598 (nonnull_local): Likewise.
599 (nonnull_killed): Likewise.
600 (invalidate_nonnull_info): Take a null_pointer_info as input.
601 (delete_null_pointer_checks_1): New function.
602 (delete_null_pointer_checks): Use it.
604 * haifa-sched.c (find_rgns): Replace uses of alloca with xmalloc.
605 (split_edges): Likewise.
606 (schedule_block): Likewise.
607 (compute_block_backward_dependencies): Likewise.
608 (schedule_region): Likewise.
609 (schedule_insns): Likewise.
611 Wed Nov 3 15:40:23 1999 Catherine Moore <clm@cygnus.com>
613 * defaults.h (ASM_OUTPUT_ALTERNATE_LABEL_NAME): Provide default.
614 * emit-rtl.c (gen_label_rtx): Support LABEL_ALTERNATE_NAME.
615 * final.c (final_scan_insn): Emit LABEL_ALTERNATE_NAME.
616 * ggc-common.c (ggc_mark_rtx_children): Mark LABEL_ALTERNATE_NAME.
617 * jump.c (delete_unreferenced_labels): Don't delete if
618 LABEL_ALTERNATE_NAME is set.
619 * print-rtl.c (print_rtx): Dump alternate name.
620 * rtl.def (CODE_LABEL): Change format to "iuuis00s".
621 * rtl.h (LABEL_ALTERNATE_NAME): Define.
622 * rtl.texi (LABEL_ALTERNATE_NAME): Document.
623 * tm.texi (ASM_OUTPUT_ALTERNATE_LABEL_NAME): Document.
625 Wed Nov 3 15:39:19 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
627 * fix-header.c (recognized_extern, recognized_function): Constify
630 * lcm.c (compute_laterin): Remove unused variable `temp_bitmap'.
631 (pre_edge_lcm): Mark parameter `file' with ATTRIBUTE_UNUSED.
632 (compute_available): Remove unused variable `last'.
633 (compute_nearerout): Remove unused variable `temp_bitmap'.
634 (pre_edge_rev_lcm): Mark parameter `file' with ATTRIBUTE_UNUSED.
635 Remove unused variable `x'.
637 * scan.h (recognized_function, recognized_extern): Constify a
640 * simplify-rtx.c (simplify_rtx): Remove unused variable `new'.
642 Wed Nov 3 10:40:53 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
644 * varasm.c (decode_rtx_const): Use XSTR to access the string
647 Wed Nov 3 10:10:58 1999 Richard Henderson <rth@cygnus.com>
649 * c-decl.c (duplicate_decls): Copy DECL_MODE too.
651 Wed Nov 3 12:12:59 1999 Bernd Schmidt <bernds@cygnus.co.uk>
653 * reload1.c (eliminate_regs_in_insn): If copying insn, also copy notes.
655 Wed Nov 3 03:26:28 1999 Jeffrey A Law (law@cygnus.com)
657 * pa.c (ireg_operand): New function.
658 * pa.h (PREDICATE_CODES): Handle ireg_operand.
659 * pa.md (parallel_addb, parallel_movb): Use ireg_operand.
660 Fix out of date comment.
662 * pa.md (negdi2): Turn into expander + anonymous pattern.
664 * reload.c (find_reloads): Fix typos in recent change.
666 * dwarf2out.c: Do not include ctype.h.
668 Tue Nov 2 21:53:44 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
670 * regclass.c (record_reg_classes): Always use may_move_cost when
671 seeing how operand fits with various register classes.
673 Tue Nov 2 15:38:17 1999 Richard Henderson <rth@cygnus.com>
675 * resource.c: Revert Oct 26 20:42 and Oct 27 00:56 changes.
676 * toplev.c: Revert Nov 1 13:22 change.
678 Tue Nov 2 14:21:37 1999 Jason Eckhardt <jle@cygnus.com>
680 * config/pa/pa.md (height reduction patterns): Add checks for
681 overlapping operands to avoid semantic-destroying splits for
682 height reduction patterns.
684 Tue Nov 2 15:27:31 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
686 * configure.in (m68k-hp-hpux*, xm_alloca.h): The underscore should
687 have been an hyphen, fixed.
688 * configure: Rebuilt.
690 Tue Nov 2 17:04:36 1999 Nick Clifton <nickc@cygnus.com>
692 * config/arm/tpe.h: Add prototypes for exported functions.
693 * config/arm/pe.c: Fix compile time warnings.
694 * config/arm/semi.h: Fix compile time warnings.
695 * config/arm/arm.c: Fix compile time warnings.
696 * config/arm/arm.h: Fix compile time warnings.
697 * config/arm/arm.md: Fix compile time warnings.
698 * config/arm/thumb.c: Fix compile time warnings.
699 * config/arm/thumb.h: Fix compile time warnings.
700 * config/arm/thumb.md: Fix compile time warnings.
702 Tue Nov 2 04:10:24 1999 Jan Hubicka <hubicka@freesoft.cz>
704 * jump.c (jump_optimize_1): Swap the incscc and the conditional mode
707 * unroll.c (unroll_loop): Remove LOOP notes when loop is
710 Tue Nov 2 16:57:22 1999 Bernd Schmidt <bernds@cygnus.co.uk>
712 * cse.c (simplify_plus_minus, check_fold_const): Delete declarations.
714 Tue Nov 2 09:43:00 1999 Catherine Moore <clm@cygnus.com>
716 * Makefile.in (genattrtab): Don't use (HOST_RTLANAL).
717 * rtl.h (rtx_equal_p): Move prototype.
718 * rtl.c (rtx_equal_function_value_matters): Move from
720 (rtx_equal_p): Likewise.
721 * rtlanal.c (rtx_equal_function_value_matters): Delete.
722 (rtx_equal_p): Likewise.
724 Mon Nov 1 23:21:17 1999 Jason Merrill <jason@yorick.cygnus.com>
726 * libgcc2.c (__do_global_dtors): Only do EH frame stuff if
729 Mon Nov 1 23:37:38 1999 Jeffrey A Law (law@cygnus.com)
731 * gcc.1 (PA options): Remove obsolete -mshared-libs options.
733 * pa.h (ADDR_VEC_ALIGN): Define.
735 * jump.c (jump_optimize_1): Also move LOOP_VTOP and LOOP_CONT
736 notes when presented with "if (foo) break; end_of_loop" and
737 the break sequence gets moved out of the loop.
739 * unroll.c (unroll_loop): Allocate memory for MAP using xcalloc.
740 Remove explicit zero initializations of entries within MAP.
742 Mon Nov 1 18:09:14 1999 Richard Henderson <rth@cygnus.com>
744 * reg-stack.c (convert_regs_1): Handle EH edges specially.
746 Mon Nov 1 15:41:01 1999 Mark P. Mitchell <mark@codesourcery.com>
748 * bitmap.h (BITMAP_XMALLOC): New macro.
749 * flow.c (CLEAN_ALLOCA): Remove.
750 (delete_unreachable_blocks): Use xmalloc/xcalloc instead of alloca.
751 (life_analysis): Likewise.
752 (update_life_info): Don't use CLEAN_ALLOCA.
753 (life_analysis_1): Use xmalloc/xcalloc instead of alloca.
754 (calculate_global_regs_live): Likewise.
755 (print_rtl_with_bb): Likewise.
756 (verify_flow_info): Likewise.
757 * global.c (global_alloc): Likewise.
758 (global_conflicts): Likewise.
759 * integrate.c (save_for_inline_nocopy): Likewise.
760 (expand_inline_function): Likewise.
761 * jump.c (jump_optimize_1): Likewise.
762 (duplicate_loop_exit_test): Likewise.
763 (thread_jumps): Likewise.
764 * loop.c (loop_optimize): Likewise.
765 (combine_givs): Likewise.
766 (recombine_givs): Likewise.
767 * reorg.c (dbr_schedule): Likewise.
768 * unroll.c (unroll_loop): Likewise.
770 * combine.c (combine_instructions): Use xmalloc instead of alloca.
772 Mon Nov 1 13:22:30 1999 Richard Henderson <rth@cygnus.com>
774 * toplev.c (rest_of_compilation): Don't optimize the CFG
775 when rebuilding, just before dbr.
777 Mon Nov 1 14:35:50 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
779 * output.h (assemble_end_function, assemble_destructor,
780 assemble_constructor, assemble_gc_entry, assemble_global,
781 assemble_label, output_constant_pool) Constify a char*.
783 * varasm.c (assemble_destructor, assemble_constructor,
784 assemble_gc_entry, assemble_end_function, assemble_global,
785 assemble_label, output_constant_pool): Likewise.
787 Mon Nov 1 14:22:51 1999 Nick Clifton <nickc@cygnus.com>
789 * config/arm/thumb.c (thumb_expand_prologue): Add comments
790 explaining what is goin on in this function.
792 Mon Nov 1 08:03:15 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
794 * regclass.c (record_reg_classes): In matching case, recompute
795 costs since the direction of movement is different.
797 Sun Oct 31 21:59:34 MST 1999 Diego Novillo <dnovillo@cygnus.com>
799 * resource.c (mark_target_live_regs): For unconditional branches,
800 the resources found at the branch target should be added to the
801 resources found so far, not intersected.
803 Sun Oct 31 15:48:49 1999 Philippe De Muyter <phdm@macqel.be>
805 * fixinc/fixtests.c, fixinc/fixfixes.c : Keep `#' in first column for
807 * fixinc/fixincl.c (fcntl.h) : Do not include this file twice.
808 (sys/mman.h): Include this file only if #HAVE_MMAP.
809 (run_compiles): Initialize `esac_fmt' with one old KR string, not
810 with automatically concatenated ANSI strings.
812 Sun Oct 31 23:57:07 1999 Mark Mitchell <mark@codesourcery.com>
814 * ggc-page.c (struct page_entry): Remove save_num_free_objects.
815 (DIV_ROUND_UP): Robustify.
816 (ggc_recalculate_in_use_p): New function.
817 (release_pages): Don't inline it.
818 (ggc_alloc_obj): Don't refuse to allocate objects on pages for
820 (ggc_pop_context): Use ggc_recalculate_in_use_p.
821 (clear_marks): Always save in_use_p.
822 (sweep_pages): Use ggc_recalculate_in_use_p.
823 (ggc_page_print_statistics): Avoid signed/unsigned comparisons.
824 Release pages before counting statistics.
826 Sun Oct 31 23:42:37 1999 Mark Mitchell <mark@codesourcery.com>
828 * toplev.c (rest_of_compilation): Fix thinko in this change:
830 Fri Oct 29 15:25:07 1999 Arnaud Charlet <charlet@ACT-Europe.FR>
832 (rest_of_compilation): If inside an inlined external function,
833 pretend we are just being declared.
835 Sun Oct 31 23:03:25 1999 Jeffrey A Law (law@cygnus.com)
837 * flow.c (calculate_global_regs_live): Fix thinko.
839 * integrate.c (expand_inline_function): Fix bugs in previous
840 change from Oct 28, 1999.
842 Sun Oct 31 20:27:45 1999 Mark Mitchell <mark@codesourcery.com>
844 * stmt.c (expand_value_return): Fix typo in this change:
846 Thu Oct 28 18:06:50 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
847 (expand_value_return): Correctly convert VAL when promoting function
848 return; support RETURN_REG being a PARALLEL.
850 Sun Oct 31 20:25:42 1999 Mark P. Mitchell <mark@codesourcery.com>
852 * expr.c (readonly_fields_p): Ignore everything except FIELD_DECLs.
854 Sun Oct 31 20:42:17 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
856 * hard-reg-set.h (reg_names): Constify a char*.
858 * regclass.c (reg_names): Likewise.
860 * regs.h (reg_names): Likewise
862 * a29k/a29k.c (reg_names): Delete declaration.
864 * a29k/a29k.h (CONDITIONAL_REGISTER_USAGE): Constify a char*.
866 * arc/arc.c (arc_save_restore, arc_output_function_prologue,
867 arc_output_function_epilogue): Likewise.
869 * elxsi/elxsi.c (reg_names): Likewise.
871 * gmicro/gmicro.h (FUNCTION_PROLOGUE, FUNCTION_EPILOGUE): Likewise.
873 * m32r/m32r.c (m32r_output_function_epilogue, emit_cond_move):
876 * m88k/m88k.c (output_function_profiler): Likewise.
878 * sparc/sparc.c (sparc_flat_output_function_prologue,
879 sparc_flat_output_function_epilogue): Likewise.
881 Sun Oct 31 13:32:15 CET 1999 Marc Lehmann <pcg@goof.com>
883 * toplev.c (rest_of_compilation): Seperate the setjmp/vfork clobber
884 warning from -Wuninitialized and put it under -W.
885 * function.c (uninitialized_vars_warning): Warn only when the
886 corresponding flag is set.
888 Sun Oct 31 01:53:30 1999 Jeffrey A Law (law@cygnus.com)
890 * cse.c (cse_insn): If an insn has only a single set, SRC_EQV
891 is nonzero and the single set does not have an elt, then assign
894 * simplify-rtx.c: New file.
895 * Makefile.in (OBJS): Add simplify-rtx.o
896 (simplify-rtx.o): Add dependencies.
897 * rtl.h (simplify_gen_binary, simplify_rtx): Add prototypes.
898 * cse.c: Use simplify_gen_binary intead of cse_gen_binary.
899 (cse_gen_binary, simplify_unary_operation): Delete.
900 (simplify_binary_operation, simplify_plus_minus): Likewise.
901 (check_fold_consts, simplify_relation_operation): Likewise.
902 (simplify_ternary_operation): Likewise.
903 (delete_trivially_dead_insns): Simplify the contents of the
904 REG_EQUAL note before trying to substitute it into the source
905 of the reg-reg copy at the end of a libcall sequence.
907 * combine.c (combine_simplify_rtx): Renamed from simplify_rtx. All
908 references/callers changed.
910 * mn10200.c (mn10200_va_arg): Force the return value into a
913 * fr30.h (EXTRA_CC_NAMES): Remove obsolete macro.
915 * cccp.c (macroexpand): Avoid out of range accesses for omitted
918 Sat Oct 30 22:42:50 1999 Stephen L Moshier <moshier@mediaone.net>
920 * c-lex.c (yylex): Accept 'f' in mantissa of hex float constant.
922 Sat Oct 30 22:19:26 1999 Jeffrey A Law (law@cygnus.com)
924 * fold-const.c (fold): Fix thinko when optimizing comparisons
927 Sat Oct 30 21:32:17 1999 David Starner <dstarner98@aasaa.ofe.org>
929 * gcc.texi (Passes): Update front-end files to their current
932 Sat Oct 30 14:41:40 1999 Richard Henderson <rth@cygnus.com>
934 * alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Call secondary_reload_class.
935 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
936 (PREDICATE_CODES): Add addition_operation.
937 * alpha-protos.h (addition_operation): Declare.
938 (secondary_reload_class): Likewise.
939 * alpha.c (addition_operation): New.
940 (secondary_reload_class): New, from old SECONDARY_INPUT_RELOAD_CLASS.
941 * alpha.md (adddi3): Turn into expander.
942 (*lda, *adddi_2): New.
943 (movsf, movdf patterns): Don't preference integer regs.
944 (movsi, movdi patterns): Don't preference fp regs.
946 Sat Oct 30 14:38:22 1999 Richard Henderson <rth@cygnus.com>
948 * genrecog.c (write_switch): Check for duplicate CODE cases.
950 Sat Oct 30 14:31:48 1999 Richard Henderson <rth@cygnus.com>
952 * ggc-common.c: Update pre-function commentary.
953 * ggc-page.c: Likewise.
955 (poison_pages): Use memset directly.
956 (ggc_alloc_obj): Likewise. Use a different pattern than poison_pages.
957 (ggc_collect): Poison before sweeping.
958 * ggc-simple.c: Update pre-function commentary.
959 (ggc_alloc_obj): Poison non-zeroed memory.
961 Sat Oct 30 14:28:52 1999 Mark Mitchell <mark@codesourcery.com>
963 * ggc-common.c (ggc_print_statistics): Make arguments to fprintf
964 match format string, even on 64-bit hosts.
965 * gcc-page.c (ggc_page_print_statistics): Likewise.
967 Sat Oct 30 14:38:04 1999 Catherine Moore <clm@cygnus.com>
969 * config/i386/i386.c (ix86_cpu): Revert last patch.
970 * config/i386/i386.h (ix86_cpu): Ditto.
972 Fri Oct 29 17:00:42 1999 Jim Wilson <wilson@cygnus.com>
974 * stor-layout.c (layout_type): When compute TYPE_SIZE_UNIT from
975 TYPE_SIZE, convert type of result to sizetype.
977 Fri Oct 29 14:34:17 1999 Richard Henderson <rth@cygnus.com>
979 * flow.c (count_or_remove_death_notes): Equate NULL with the
982 * jump.c, reg-stack.c, toplev.c: Revert Oct 27 change.
983 * toplev.c (rest_of_compilation): Rebuild CFG immediately before
986 * i386.c (pic_label_no): Delete.
987 (ix86_attr_length_default): Don't use single_set to peek
990 * recog.c (peephole2_optimize): Allow recog_next_insn to index
991 the first insn after bb->end.
992 * i386.md (push mem peeps): Scratch is live after evaluation
994 (cmp mem peep): Similarly.
996 Fri Oct 29 11:50:11 1999 Catherine Moore <clm@cygnus.com>
998 * calls.c (emit_library_call_value): Fix declaration of alignment_pad.
999 * function.c (pad_to_arg_alignment): Add missing braces.
1001 Fri Oct 29 13:53:48 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1003 * alpha/alpha-protos.h (literal_section): Add prototype.
1004 (alpha_need_linkage, alpha_start_function,alpha_end_function):
1007 * alpha/alpha.c (alpha_ra_ever_killed, set_frame_related_p): Add
1009 (alpha_start_function, alpha_end_function, float_strings,
1010 alpha_need_linkage): Constify a char*
1012 * alpha/alpha.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_MI_THUNK): Likewise.
1014 * alpha/alpha32.h (ASM_OUTPUT_MI_THUNK): Likewise.
1016 * alpha/elf.h (ASM_FINISH_DECLARE_OBJECT): Likewise.
1018 * alpha/vms.h (ASM_OUTPUT_SECTION_NAME): Likewise.
1020 Fri Oct 29 13:49:39 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1022 * flow.c (debug_flow_info): Add prototype.
1024 * gcc.c (main): Likewise.
1026 * gcse.c (expr_reaches_here_p_work, pre_expr_reaches_here_p_work):
1029 * reload1.c (failed_reload, set_reload_reg): Likewise.
1031 * mips-tfile.c (main): Likewise.
1032 (pfatal_with_name, fancy_abort, botch, fatal, catch_signal): Mark
1033 with ATTRIBUTE_NORETURN.
1035 Fri Oct 29 18:16:03 1999 Andrew Haley <aph@cygnus.com>
1037 * config/i386/i386.h (ENCODE_SECTION_INFO): Don't do anything if
1038 DECL is not a memory ref.
1040 Fri Oct 29 09:05:34 1999 Catherine Moore <clm@cygnus.com>
1042 * config/i386/i386.h (ix86_cpu): Remove extern attribute.
1043 * config/i386/i386.c (ix86_cpu): Add extern attribute.
1045 Fri Oct 29 16:30:04 1999 Andrew Haley <aph@cygnus.com>
1047 * config/mips/elf.h: remove NAME__MAIN and SYMBOL__MAIN.
1048 * config/mips/elf64.h: ditto.
1050 Fri Oct 29 08:03:57 1999 Catherine Moore <clm@cygnus.com>
1052 * expr.c (emit_push_insn): New argument alignment_pad.
1053 Update all callers. Adjust stack pointer based on alignment pad.
1054 * function.c (pad_to_arg_alignment): New argument alignment_pad.
1055 Update all callers. Track alignment_pad if boundary > PARM_BOUNDARY.
1056 (locate_and_pad_parm): New argument alignment_pad. Update all
1058 * expr.h (emit_push_insn): Update prototype.
1059 (locate_and_pad_parm): Update prototype.
1060 * calls.c (arg_data): Add new field alignment_pad.
1061 (initialize_argument_information): Initialize alignment_pad.
1063 Fri Oct 29 02:51:35 1999 Mark Mitchell <mark@codesourcery.com>
1065 * except.c (free_eh_nesting_info): Free the info itself.
1066 * function.c (free_after_compilation): Don't free NULL.
1067 * gcse.c (alloc_pre_mem): Free the temp_bitmap, too.
1068 (pre_edge_insert): Free inserted.
1069 * stmt.c (free_stmt_status): Don't free NULL.
1071 Fri Oct 29 15:25:07 1999 Arnaud Charlet <charlet@ACT-Europe.FR>
1073 * gcov.c (DIR_SEPARATOR): Provide default.
1074 (output_data): Add test for MS-DOS format absolute filename.
1075 (fancy_abort): Correct program name.
1076 (open_files): Open all files in binary mode.
1077 * libgcc2.c (__bb_exit_func): Likewise.
1079 * profile.c (init_branch_prob): Specify binary when opening files.
1081 * flags.h (flag_unwind_tables): New decl.
1082 * toplev.c (flag_unwind_table): New definition.
1083 (f_options): Add -funwind-tables.
1084 (decode_g_option): Clarify warning when unknown -g option is given.
1085 (rest_of_compilation): If inside an inlined external function,
1086 pretend we are just being declared.
1088 * dwarf2out.c (dwarf2out_do_frame): Check -funwind_tables.
1089 (dwarf2out_frame_finish): Likewise.
1091 Fri Oct 29 07:44:26 1999 Vasco Pedro <vp@di.fct.unl.pt>
1093 * fold-const.c (merge_ranges): In not in0, but in1, handle
1094 upper bounds equal like subset case.
1096 Thu Oct 28 19:22:24 1999 Douglas Rupp <rupp@gnat.com>
1098 * dbxout.c (dbxout_parms): Generate a second stabs line for parameters
1099 passed in a register but moved to the stack.
1101 Thu Oct 28 19:12:57 1999 Sam Tardieu <tardieu@act-europe.fr>
1103 * gcc.c (pass_exit_codes, greatest_status): New variables.
1104 (struct option_map): Add entry for "--pass-exit-codes".
1105 (execute): Update greatest_status if error.
1106 (display_help): Add documentation for -pass-exit-codes.
1107 (process_command): Handle -pass-exit-codes.
1108 (main): Look at pass_exit_codes and greatest_status on call to exit.
1110 Thu Oct 28 18:06:50 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1112 * reload.c (find_reloads): Refine test for no input reload
1113 case to not includes reloads emitted after insn.
1115 * function.c (find_temp_slots_from_address): Handle sum involving
1116 a register that points to a temp slot.
1117 (update_temp_slot_address): Make recursive call if both old and
1118 new are PLUS with a common operand.
1119 * calls.c (expand_call): Mark temp slot for result as having
1122 * rtlanal.c (reg_referenced_p, case IF_THEN_ELSE): New case.
1124 * gcc.c (process_command): Add standard_exec_prefix with "GCC"
1125 component as well as "BINUTILS".
1127 * integrate.h (copy_rtx_and_substitute): New arg, FOR_LHS.
1128 * integrate.c (copy_rtx_and_substitute): Likewise.
1129 (expand_inline_function, integrate_parm_decls, integrate_decl_tree):
1130 All callers changed.
1131 * unroll.c (inital_reg_note_copy, copy_loop_body): Likewise.
1133 * dbxout.c (dbxout_type, case INTEGER_TYPE_NODE): If can use
1134 gdb extensions, write size of type; also be more consistent
1135 in using references when this is a subtype.
1137 * pa.md (extv, extzv, insv): Use define_expand to reject constant
1138 that is out of range.
1140 * loop.c (unknown_constant_address_altered): New variable.
1141 (prescan_loop): Initialize it.
1142 (note_addr_stored): Set it for RTX_UNCHANGING_P MEM.
1143 (invariant_p, case MEM): Remove handling for volatile and readony;
1144 check new variable if readonly.
1145 (check_dbra_loop): Chdeck unknown_constant_address_altered.
1147 * cse.c (canon_hash, case MEM): Do not record if BLKmode.
1148 (addr_affects_sp_p): Removed from note_mem_written and only
1149 define #ifdef AUTO_INC_DEC.
1151 * alpha.c (input_operand, case ADDRESSOF): Treat as REG.
1153 * regclass.c (record_reg_classes): Properly handle register move
1156 * varasm.c (initializer_constant_valid_p, case MINUS_EXPR):
1157 Don't think valid if both operands are invalid.
1158 (struct constant_descriptor): New field RTL.
1159 (mark_const_hash_entry): Mark it.
1160 (record_constant{,_rtx}): Initialize it.
1161 (output_constant_def): Allocate RTL in permanent obstack and
1163 ({record,compare}_constant_1): Modes must match for
1164 CONSTRUCTOR of ARRAY_TYPE.
1166 * c-common.h (initializer_constant_valid_p): Delete decl from here.
1167 * output.h (initializer_constant_valid_p): Move decl to here.
1168 * c-common.c (initializer_constant_valid_p): Delete function from here.
1169 * varasm.c (initializer_constant_valid_p): Move function to here.
1171 * tree.h (STRIP_SIGN_NOPS): New macro.
1172 * fold-const.c (optimize_minmax_comparison): New function.
1173 (invert_truthvalue, case WITH_RECORD_EXPR): New case.
1174 (fold): Use STRIP_SIGN_NOPS instead of STRIP_TYPE_NOPS.
1175 (fold, case EQ_EXPR): Call optimize_minmax_comparison and add
1176 cases with ABS_EXPR, NEGATE_EXPR, PLUS_EXPR, MINUS_EXPR, and
1177 widening conversions.
1178 (fold, case LE_EXPR): Rework changing unsigned to signed comparisons
1179 to look at size of mode, not precision of type; also add missing cases.
1180 (optimize_bit_field_compare, decode_field_reference): Don't try to
1181 optimize COMPONENT_REF of a PLACEHOLDER_EXPR.
1183 * dwarf2out.c (ctype.h): Include.
1184 (dwarf2out_set_demangle_name_func): New function.
1185 (size_of_line_info): Deleted.
1186 (output_line_info): Compute size of line info table from difference
1188 (base_type_die, add_name_attribute): Call demangle function, if any.
1189 (field_byte_offset): Use bits per word for variable length fields.
1190 (gen_array_type_die): Add array name.
1191 (gen_subprogram_die): Ignore DECL_INLINE if -fno-inline.
1192 (dwarf2out_add_library_unit_info): New function.
1194 * explow.c (set_stack_check_libfunc): New function.
1195 (stack_check_libfunc): New static variable.
1196 (probe_stack_range): Allow front-end to set up a libfunc to call.
1198 * combine.c (simplify_comparison): When making comparison in wider
1199 mode, check for having commuted an AND and a SUBREG.
1200 (contains_muldiv): New function.
1201 (try_combine): Call it when dividing a PARALLEL.
1202 (simplify_rtx, case TRUNCATE): Don't remove for umulsi3_highpart.
1203 (simplify_comparison, case ASHIFTRT): Recognize sign-extension of
1205 (record_value_for_reg): If TEM is a binary operation with two CLOBBERs,
1206 use one of the CLOBBERs instead.
1207 (if_then_else_cond): If comparing against zero, just return thing
1210 * optabs.c (expand_abs): If machine has MAX, ABS (x) is MAX (x, -x).
1211 Don't generate shifts and subtract if have conditional arithmetic.
1213 * rtl.h (delete_barrier): New declaration.
1214 * jump.c (jump_optimize): Set up to handle conditional call.
1215 In conditional arithmetic case, handle CALL_INSN followed by a BARRIER.
1216 (delete_barrier): New function.
1218 * rtl.c (read_rtx): Call fatal if bad RTL code; check for bad mode.
1220 * recog.c (nonmemory_operand): Accept ADDRESSOF.
1222 * tree.c (build_type_attribute_variant): Push to obstack of
1223 ttype around type_hash_canon call.
1225 * expr.c (placeholder_list): Move decl to file scope.
1226 (expand_expr): Don't force access to volatile just because its
1228 If ignoring reference operations, just expand the operands.
1229 (expand_expr, case COMPONENT_REF): Propagate
1230 EXPAND_CONST_ADDRESS to recursive call when expanding inner.
1231 Refine test for using bitfield operations vs pointer punning.
1232 (expand_expr, case CONVERT_EXPR): If converting to
1233 BLKmode UNION_TYPE from BLKmode, just return inner object.
1234 Use proper mode in store_field call.
1235 Properly set sizes of object to store and total size in store_field
1236 call for convert to union.
1237 (expand_expr, case ARRAY_REF): If OP0 is in a register, put it in
1238 memory (like for ADDR_EXPR). Also, don't put constant in register if
1239 we'll want it in memory.
1240 (readonly_fields_p): New function.
1241 (expand_expr, case INDIRECT_REF): Call it if LHS.
1242 (expand_assignment): Handle a RESULT_DECL where
1243 DECL_RTL is a PARALLEL.
1244 (do_jump, case WITH_RECORD_EXPR): New case.
1245 (get_inner_reference): Always go inside a CONVERT_EXPR
1246 and NOP_EXPR if both modes are the same.
1247 (store_field): Use bitfield operations if size of bitsize is not same
1248 as size of RHS's type.
1249 Check for bitpos not a multiple of alignment in BLKmode case.
1250 Do block move in largest possible alignment.
1251 (store_constructor): Set BITSIZE to -1 for variable size and properly
1252 in case of array of BLKmode.
1253 (expand_expr_unaligned): New function.
1254 (do_compare_and_jump): Call it.
1256 * mips/iris5.h (SWITCHES_NEED_SPACES): New macro.
1257 * collect2.c (main): Only allow -ofoo if SWITCHES_NEED_SPACES
1258 does not include 'o'.
1260 * function.c (instantiate_virtual_regs_1, case SET): Handle case where
1261 both SET_DEST and SET_SRC reference a virtual register.
1262 (gen_mem_addressof): Copy RTX_UNCHANGING_P from new REG to old REG.
1264 * integrate.c (expand_inline_function): Handle case of setting
1265 virtual stack vars register (from built in setjmp); when parameter
1266 lives in memory, expand virtual_{stack_vars,incoming_args}_rtx early.
1267 (subst_constant): Add new parm, MEMONLY.
1268 (expand_inline_function, integrate_parm_decls): Pass new parm.
1269 (integrate_decl_tree): Likewise.
1270 (copy_rtx_and_substitute, case MEM): Do copy RTX_UNCHANGING_P.
1271 (try_constants): Call subst_constants twice, with MEMONLY 0 and 1.
1272 (copy_rtx_and_substitute, case SET): Add explicit calls to
1273 copy_rtx_and_substitute for both sides.
1275 * stmt.c (expand_asm_operands): Don't use TREE_STRING_LENGTH for
1277 (pushcase{,_range}): Convert to NOMINAL_TYPE after checking for
1278 within INDEX_TYPE, instead of before.
1279 (fixup_gotos): Use f->target_rtl, not the next insn,
1280 since latter may be from a later fixup.
1281 (expand_value_return): Correctly convert VAL when promoting function
1282 return; support RETURN_REG being a PARALLEL.
1283 (expand_return): When checking for result in regs and having
1284 cleanup, consider PARALLEL in DECL_RTL as being in regs.
1286 1999-10-28 21:27 -0700 Zack Weinberg <zack@bitmover.com>
1288 * cpplib.h (struct cpp_buffer: fname, nominal_fname,
1289 last_nominal_fname): Mark const.
1290 (struct include_hash: name, nshort, control_macro): Mark
1292 (struct macrodef: symnam): Mark const.
1293 (struct if_stack: fname): Mark const.
1294 (is_idchar, is_idstart, is_hor_space, trigraph_table): Delete.
1295 (IStable): New character-syntax array which encompasses all
1296 the old is_foo arrays.
1297 (is_idchar, is_numchar, is_idstart, is_numstart, is_hspace,
1298 is_space): New macros for interrogating IStable.
1299 (check_macro_name): Kill last argument. All callers changed.
1301 * cppinit.c (initialize_char_syntax): Delete.
1302 (is_idchar, is_idstart, is_hor_space, is_space,
1303 trigraph_table): Delete.
1304 (IStable): New. Initialize with clever macros to avoid
1305 information duplication.
1306 (builtin_array): Table of builtins to get rid of explicit list
1307 in initialize_builtins.
1308 (initialize_builtins): Use builtins_array.
1309 (cpp_start_read): Call init_IStable, and set IStable['$'] if
1310 opts->dollars_in_ident.
1312 * cppexp.c: Change all refs to is_xyz[] arrays to use new
1314 (cpp_parse_expr): Avoid 'format string is not constant'
1315 warning. Use ISGRAPH to identify printable chars.
1316 * cppfiles.c: Change all refs to is_xyz[] arrays to use new
1318 (read_and_prescan): Map trigraphs to chars with open-coded
1319 if-else-if-... sequence, not a lookup table.
1320 * cpphash.c: Change all refs to is_xyz[] arrays to use new
1322 * cpplib.c: Change all refs to is_xyz[] arrays to use new
1323 is_xyz() macros. Kill SKIP_ALL_WHITE_SPACE (unused).
1324 (check_macro_name): Remove ability to report an invalid
1325 assertion name, which is never used.
1326 (do_line): Constify a couple of char *'s.
1327 * cppmain.c (main): Call cpp_cleanup before returning.
1329 Thu Oct 28 21:16:35 1999 Mark Mitchell <mark@codesourcery.com>
1331 * ggc.h (struct ggc_statistics): New type.
1332 (ggc_get_size): New function.
1333 (ggc_print_statistics): Likewise.
1334 * ggc-common.c (ggc_stats): New variable.
1335 (ggc_mark_rtx_children): Keep statistics.
1336 (ggc_mark_tree_children): Likewise.
1337 (ggc_print_statistics): New function.
1338 * ggc-page.c (struct globals): Add bytes_mapped field.
1339 (alloc_anon): Update it.
1340 (release_pages): Likewise.
1341 (ggc_get_size): New function.
1342 (ggc_page_print_statistics): New function.
1343 * ggc-simple.c (ggc_get_size): New function.
1345 Fri Oct 29 06:32:44 1999 Geoffrey Keating <geoffk@cygnus.com>
1347 * flow.c (propagate_block): When the last reference to a label
1348 before an ADDR_VEC is deleted because the reference is a dead
1349 store, delete the ADDR_VEC.
1351 Thu Oct 28 12:28:50 1999 Richard Henderson <rth@cygnus.com>
1353 * resource.c (find_free_register): Don't use the frame pointer
1354 if frame_pointer_needed.
1356 Thu Oct 28 10:02:00 1999 Jim Wilson <wilson@cygnus.com>
1358 * config/mips/mips.c (mips_va_arg): Delete gen_jump as emit_jump arg.
1359 (function_arg_pass_by_reference): Check for a NULL pointer in cum.
1361 * config/i960/i960.c (i960_va_start): New locals base, num.
1362 Use INDIRECT_REF instead of ARRAY_REF on valist.
1363 (i960_va_arg): Use INDIRECT_REF instead of ARRAY_REF on valist.
1365 Thu Oct 28 09:45:48 1999 Mark Mitchell <mark@codesourcery.com>
1367 * gcse.c (delete_null_pointer_checks): Fix typo in previous change.
1369 Thu Oct 28 03:37:50 1999 Peter Gerwinski <peter@gerwinski.de>
1371 * tree.def (PLACEHOLDER_EXPR): Update comments.
1373 Thu Oct 28 06:47:32 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1375 * c-common.c (check_format_info): Avoid non-literal format string
1376 warnings when `first_arg_num' is zero.
1378 Thu Oct 28 12:28:48 1999 Bernd Schmidt <bernds@cygnus.co.uk>
1380 * rtl.texi: Delete explicit Prev, Up and Next entries in "@node"s.
1382 Thu Oct 28 11:05:13 1999 Richard Earnshaw <rearnsha@arm.com>
1384 * arm.md (casesi_insn): Add a clobber of the condition code
1387 Mon Oct 18 21:16:06 1999 Fred Fish <fnf@be.com>
1389 * tm.texi (CC1PLUS_SPEC): Make it clear in the docs that CC1_SPEC is
1390 used by both cc1 and cc1plus.
1392 Thu Oct 28 10:00:48 1999 Nick Clifton <nickc@cygnus.com>
1394 * config/arm/arm.c: Initialise arm_structure_size_boundary to
1395 DEFAULT_STRUCTURE_SIZE_BOUNDARY.
1396 * config/arm/arm.h (DEFAULT_STRUCTURE_SIZE_BOUNDARY): Define
1397 to the value 32 if it has not already been defined.
1398 * config/arm/netbsd.h (DEFAULT_STRUCTURE_SIZE_BOUNDARY):
1399 Override definition in arm.h with a value of 8.
1401 Thu Oct 28 03:12:02 1999 David Starner <dstarner98@aasaa.ofe.org>
1403 * c-pragma.c (push_alignment): Don't check the return value
1406 Thu Oct 28 03:08:38 1999 Matteo Frigo <athena@fftw.org>
1408 * sparc.h (ADJUST_COST): Fix thinko.
1410 Thu Oct 28 02:44:03 1999 Glen Nakamura <glen.nakamura@usa.net>
1412 * cccp.c (rescan): Fixed obp pointer handling around call to
1413 check_expand subroutine.
1415 Thu Oct 28 02:15:22 1999 Jeffrey A Law (law@cygnus.com)
1417 * gcse.c (delete_null_pointer_checks): Only record non-null info
1418 for pseudos when examining stores.
1420 * arm.md (adddi3, adddi_sesidi_di, adddi_sesidi_di): Add
1421 splitters for these patterns. Use "#" for output templates.
1422 (addsi3_carryin_shift): New pattern.
1424 Thu Oct 28 10:20:02 1999 Geoffrey Keating <geoffk@cygnus.com>
1426 * config/rs6000/rs6000.md (movsf): Don't convert a SUBREG
1427 of the function return register into a plain REG until
1428 after function inlining is done.
1430 Wed Oct 27 15:21:46 1999 Richard Henderson <rth@cygnus.com>
1432 * jump.c (jump_optimize_1): If we did cross-jumping, and
1433 the data will matter, rebuild the CFG.
1434 * reg-stack.c (reg_to_stack): Only (re)build the CFG if
1435 not optimizing. Don't run shorten_branches.
1436 * toplev.c (rest_of_compilation): Run shorten_branches after
1439 Wed Oct 27 12:33:40 1999 Mark Mitchell <mark@codesourcery.com>
1441 * rtl.h (note_stores): Add additional paramter.
1442 * rtlanal.c (reg_set_p_1): Take additional paramter.
1443 (reg_set_last_1): Likewise.
1444 (reg_set_p): Adjust call to note_stores.
1445 (reg_set_last): Likewise.
1446 (note_stores): Pass data parameter to worker function.
1447 * alias.c (record_set): Take additional parameter.
1448 (init_alias_analysis): Pass it.
1449 * caller-save.c (mark_set_regs): Take additional parameter.
1450 (save_call_clobbered_regs): Pass NULL to note_stores.
1451 * combine.c (set_nonzero_bits_and_sign_copies): Take additional
1453 (record_dead_and_set_regs_1): Likewise.
1454 (reg_dead_at_p_1): Likewise.
1455 (combine_instructions): Adjust calls to note_stores.
1456 (try_combine): Likewise.
1457 (record_dead_insn): Remove.
1458 (record_dead_and_set_regs): Adjust calls to note_stores.
1459 (reg_dead_at_p): Likewise.
1460 * cse.c (invalidate_skipped_set): Take additional parameter.
1461 (cse_check_loop_start): Likewise.
1462 (cse_check_loop_start_value): Remove.
1463 (cse_set_around_loop): Adjust calls to note_stores.
1464 * flow.c (notice_stack_pointer_modification): Take additional
1465 parameter. Remove duplicate declaration.
1466 (record_volatile_insns): Adjust calls to note_stores.
1467 * gcse.c (record_set_info): Take additional parameter.
1468 (record_last_set_info): Likewise.
1469 (invalidate_nonnull_info): Likewise.
1470 (record_set_insn): Remove.
1471 (compute_sets): Adjust calls to note_stores.
1472 (last_set_insn): Remove.
1473 (compute_hash_table): Adjust calls to note_stores.
1474 (insert_insn_end_bb): Likewise.
1475 (delete_null_pointer_checks): Likewise.
1476 * global.c (mark_reg_store): Take additional parameter.
1477 (mark_reg_clobber): Likewise.
1478 (reg_becomes_live): Likewise.
1479 (global_conflicts): Adjust calls to note_stores.
1480 (build_insn_chain): Likewise.
1481 * integrate.c (note_modified_parmregs): Take additional parameter.
1482 (mark_stores): Likewise. Make it static.
1483 (save_for_inline_nocopy): Adjust calls to note_stores.
1484 (try_constants): Likewise.
1485 * integrate.h (mark_stores): Remove declaration.
1486 * jump.c (mark_modified_reg): Take additional parameter.
1487 (thread_jumps): Adjust calls to note_stores.
1488 * local-alloc.c (validate_equiv_mem_from_store): Take additional
1490 (no_equiv): Likewise.
1491 (reg_is_set): Likewise.
1492 (validate_equiv_mem): Adjust calls to note_stores.
1493 (update_equiv_regs): Likewise.
1494 (block_alloc): Likewise.
1495 * loop.c (note_set_pseudo_multiple_uses_retval): Remove.
1496 (note_addr_stored): Take additional parameter.
1497 (note_set_pseudo_multiple_uses): Likewise.
1498 (record_initial): Likewise.
1499 (prescan_loop): Adjust calls to note_stores.
1500 (strength_reduce): Likewise.
1501 (check_dbra_loop): Likewise.
1502 * regmove.c (flags_set_1): Take additional paramter.
1503 (mark_flags_life_zones): Adjust calls to note_stores.
1504 * reload1.c (mark_not_eliminable): Take additional parameter.
1505 (forget_old_reloads_1): Likewise.
1506 (reload_cse_invalidate_rtx): Likewise.
1507 (reload_cse_check_clobber): Likewise.
1508 (reload_combine_note_store): Likewise.
1509 (move2add_note_store): Likewise.
1510 (reload): Adjust calls to note_stores.
1511 (reload_as_needed): Likewise.
1512 (emit_reload_insns): Likewise.
1513 (reload_cse_regs_1): Likewise.
1514 (reload_cse_record_set): Adjust calls to reload_cse_invalidate_rtx.
1515 (reload_combine): Adjust calls to note_stores.
1516 * resource.c (update_live_status): Take additional paramter.
1517 (mark_target_live_regs): Adjust calls to note_stores.
1518 * stupid.c (find_clobbered_regs): Take additional parameter.
1519 (stupid_life_analysis): Adjust calls to note_stores.
1521 Wed Oct 27 19:26:12 1999 Nick Clifton <nickc@cygnus.com>
1523 * config/arm/coff.h (STRUCTURE_SIZE_BOUNDARY): Delete
1526 * config/arm/elf.h (STRUCTURE_SIZE_BOUNDARY): Delete
1529 * config/arm/arm.h (STRUCTURE_SIZE_BOUNDARY): Define in terms
1530 of the variable arm_structure_size_boundary.
1532 Wed Oct 27 02:05:58 1999 Mark P. Mitchell <mark@codesourcery.com>
1534 * alias.c (init_alias_analysis): Allocate reg_known_value and
1535 reg_known_equiv_p on the heap. Likewise for new_reg_base_value
1537 (end_alias_analysis): Free reg_known_value and reg_known_equiv_p.
1538 * cse.c (cse_main): Call end_alias_analysis.
1539 * haifa-sched.c (schedule_insns): Likewise.
1540 * local-alloc. (update_equiv_regs): Likewise.
1541 * reload1.c (reload_cse_regs): Likewise.
1543 Wed Oct 27 01:49:17 1999 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1545 * sparc/sparc.c (sparc_override_options): Clear MASK_FPU_SET.
1546 * sparc/sparc.h (TARGET_SWITCHES): Add "fpu" entry for reverse
1547 mapping from MASK_FPU.
1549 Wed Oct 27 01:42:26 1999 Scott Christley <scottc@net-community.com>
1551 * sparc.md (call): Don't bound structure return size to 0xfff.
1553 Wed Oct 27 00:56:59 1999 Richard Henderson <rth@cygnus.com>
1555 * resource.c (mark_target_live_regs): Check that the target
1556 insn wasn't created after compute_bb_for_insn.
1558 Tue Oct 26 23:15:03 1999 Mark Mitchell <mark@codesourcery.com>
1560 * ggc-page.c (poison_pages): Don't be overzealous.
1562 Tue Oct 26 23:29:18 1999 Jeffrey A Law (law@cygnus.com)
1564 * alias.c: Update comments for ADDRESS.
1565 (nonlocal_reference_p): Look inside the ADDRESS to determine if
1566 it is a local memory reference.
1568 * c-typeck.c (build_function_call): Check that the built-in
1569 function is of class BUILT_IN_NORMAL before trying to recongize
1571 * calls.c (calls_function_1): Similarly for BUILT_IN_ALLOCA.
1572 * stmt.c (expand_end_cae): Similarly for BUILT_IN_CLASSIFY_TYPE.
1574 Wed Oct 27 00:14:13 1999 Robert Lipe <robertlipe@usa.net>
1576 * gcse.c (expr_reaches_here_p): Use xcalloc and explit free instead
1578 (pre_gcse): Likewise.
1579 (hoist_expr_reaches_here_p): Likewise.
1580 (hoist_code): Likewise.
1581 (pre_expr_reaches_here_p): Replace alloca with xcalloc. Move core
1583 (pre_expr_reaches_here_p_work): ... here.
1584 (expr_reaches_here_p): Replace alloca with xcalloc. Move core
1586 (expr_reaches_here_p_work): ... here.
1588 Tue Oct 26 20:42:45 1999 Richard Henderson <rth@cygnus.com>
1590 * resource.c (find_basic_block): Delete.
1591 (mark_target_live_regs, incr_ticks_for_insn): Use BLOCK_NUM instead.
1592 (init_resource_info): Call compute_bb_for_insn.
1594 Tue Oct 26 20:21:02 1999 Richard Henderson <rth@cygnus.com>
1596 * flow.c (merge_blocks_move_predecessor_nojumps): Cope
1597 with already adjacent blocks, but no fallthru.
1598 (merge_blocks_move_successor_nojumps): Simplify.
1599 (debug_flow_info): New.
1601 * toplev.c (rest_of_compilation): Open jump1 dump file before
1602 jump and close after, as opposed to just using dump_rtl.
1604 Wed Oct 27 03:09:23 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
1606 * reload.h (earlyclobber_operand_p): Declare.
1607 * reload.c (earlyclobber_operand_p): Don't declare. No longer static.
1608 * reload1.c (reload_reg_free_for_value_p): RELOAD_OTHER reloads with
1609 an earlyclobbered output conflict with RELOAD_INPUT reloads - handle
1610 case where the RELOAD_OTHER reload is new. Use earlyclobber_operand_p.
1612 Tue Oct 26 18:23:38 1999 Jan Hubicka <hubicka@freesoft.cz>
1613 Richard Henderson <rth@cygnus.com>
1615 * emit-rtl.c (emit_block_insn_before): New.
1616 (emit_block_insn_after): New.
1617 * basic-block.h: Declare them.
1619 * bitmap.h: Protect from multiple inclusion.
1621 * recog.c (scratch_operand): Handle VOIDmode correctly.
1623 * rtl.h (JUMP_CROSS_JUMP_DEATH_MATTERS): New.
1625 * builtins.c (expand_builtin_apply_args_1): Remove STACK_REGS hack.
1626 * function.c (assign_parms): Likewise.
1627 * global.c (global_conflicts): Clarify STACK_REGS commentary.
1629 * reg-stack.c (max_uid): Remove.
1630 (blocks, block_begin, block_end, block_drops_in): Remove.
1631 (block_stack_in, block_out_reg_set, block_number): Remove.
1632 (struct block_info_def, BLOCK_INFO): New.
1633 (enum emit_where): New.
1634 (current_block): New.
1635 (BLOCK_NUM): Remove.
1636 (mark_regs_pat, record_label_references): Remove.
1637 (record_reg_life_pat, record_reg_life, find_blocks): Remove.
1639 (goto_block_pat, print_blocks, dump_stack_info): Remove.
1640 (reg_to_stack): Simplified test for existance of fp code. Use
1641 flow.c code. Call shorten_branches after cross-jump opt.
1642 (check_asm_stack_operands): Renamed from record_asm_reg_life.
1643 Return false if the asm doesn't use stack regs. Don't do life
1644 analysis on the asm.
1645 (emit_pop_insn): Replace function pointer arg `when' with
1646 enum `where'. Update all callers.
1647 (change_stack): Likewise. Update basic block end.
1648 (emit_swap_insn): Use current_block->head to limit reverse search
1649 for start of block. Use emit_block_insn_after.
1650 (subst_stack_regs_pat): Handle USE and CLOBBER patterns.
1651 (subst_asm_stack_regs): Use check_asm_stack_operands. Use direct
1652 structure assignment instead of bcopy.
1654 (convert_regs_entry, convert_regs_exit): New.
1655 (convert_regs_1, convert_regs_2): Split out from convert_regs.
1656 Work on basic blocks and the CFG.
1657 (convert_regs): Use them.
1659 * i386.c (output_fix_trunc): Remove code for DImode input operand
1660 not at top-of-stack.
1661 * i386.c (fix_truncdfdi2, fix_truncsfdi2): Use scratch with
1663 (fix_truncdi_1): Allow any mode scratch.
1665 Tue Oct 26 13:30:35 1999 Richard Henderson <rth@cygnus.com>
1667 * alpha.h (TARGET_MEM_FUNCTIONS): Define here.
1668 * linux.h, netbsd.h, vms.h: Not here.
1670 1999-10-26 Gavin Romig-Koch <gavin@cygnus.com>
1672 * config/mips/mips.h (ISA_HAS_64BIT_REGS,ISA_HAS_BRANCHLIKELY,
1673 ISA_HAS_FP4,ISA_HAS_CONDMOVE): New.
1674 (GENERATE_BRANCHLIKELY,HAVE_SQRT_P,
1675 CONDITIONAL_REGISTER_USEAGE): Use them.
1676 * config/mips/mips.c (mips_move_1word,mips_move_2words,
1677 gen_conditional_branch,override_options) : Use them.
1678 * config/mips/mips.md : Use them.
1680 Tue Oct 26 13:09:23 1999 Richard Henderson <rth@cygnus.com>
1682 * i386.md (zero_extendqihi2): Use SImode register name with andl.
1684 Tue Oct 26 12:35:38 1999 Richard Henderson <rth@cygnus.com>
1686 * integrate.c (function_cannot_inline_p): Don't allow inlining
1689 Tue Oct 26 14:10:23 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1691 * c-parse.in (cast_expr): Constify.
1693 * cccp.c (special_symbol): Likewise.
1695 * cse.c (hash_cse_reg_info, cse_reg_info_equal_p): Likewise.
1697 * dwarf2out.c (base_type_die): Likewise.
1699 * global.c (allocno_compare): Likewise.
1701 * local-alloc.c (qty_compare_1, qty_sugg_compare_1): Likewise.
1703 * regclass.c (fix_register): Likewise.
1705 * rtl.h (fix_register): Likewise.
1707 * stupid.c (stupid_reg_compare): Likewise.
1709 * toplev.c (decode_f_option): Likewise.
1711 * tree.c (build_complex_type): Likewise.
1713 Tue Oct 26 18:35:25 1999 Richard Earnshaw <rearnsha@arm.com>
1715 * output.h: Don't unnecessarily conditionalize prototypes on TREE_CODE.
1717 Tue Oct 26 15:42:56 1999 Bernd Schmidt <bernds@cygnus.co.uk>
1719 * reload.c (find_reloads): Compute mode and nregs fields of all
1721 * reload1.c (calculate_needs_all_insns): Simplify a bit.
1722 (calculate_needs): Use precomputed mode/nregs values.
1723 (allocate_reload_reg): Likewise.
1725 (failed_reload, set_reload_reg): ... new functions.
1726 (choose_reload_regs_init): New function, mostly broken out from...
1727 (choose_reload_regs): ... here. Lose all the save_xxx nonsense.
1728 Also lose one #if 0 block.
1730 Tue Oct 26 02:48:32 1999 Marc Espie <espie@cvs.openbsd.org>
1732 * Makefile.in (AR_FOR_TARGET, RANLIB_FOR_TARGET): Fix target name
1735 Tue Oct 26 01:27:32 1999 Mark Mitchell <mark@codesourcery.com>
1737 * tree.h (BLOCK_TYPE_TAGS): Remove.
1738 (BLOCK_END_NOTE): Likewise.
1739 (BLOCK_LIVE_RANGE_FLAG): Likewise.
1740 (BLOCK_LIVE_RANGE_START): Likewise.
1741 (BLOCK_LIVE_RANGE_END): Likewise.
1742 (tree_block): Remove live_range_flag, live_range_var_flag, and
1743 type_tags. Remove end_note, live_range_start, and live_range_end.
1744 (remember_end_note): Remove prototype.
1745 * tree.c (build_block): Don't set BLOCK_TYPE_TAGS.
1746 * c-decl.c (poplevel): Don't set BLOCK_TYPE_TAGS or call
1748 * ggc-common.c (ggc_mark_tree_children): Don't mark
1749 BLOCK_TYPE_TAGS or BLOCK_END_NOTE.
1750 * integrate.c (adjust_copied_decl_tree): Remove.
1751 * print-tree.c (print_node): Don't print BLOCK_TYPE_TAGS.
1752 * stmt.c (last_block_end_note): Remove.
1753 (init_stmt): Don't add a GC root for it.
1754 (expand_fixup): Don't set it.
1755 (remember_end_note): Remove.
1756 (expand_end_bindings): Don't set last_block_end_note.
1758 Tue Oct 26 00:41:54 1999 Bernd Schmidt <bernds@cygnus.co.uk>
1760 * reload1.c (reload_reg_free_for_value_p): Show
1761 RELOAD_FOR_OTHER_ADDRESS reloads can conflict with RELOAD_OTHER
1764 Mon Oct 25 23:54:45 1999 Geoff Keating <geoffk@cygnus.com>
1766 * expmed.c (extract_bit_field): Allow for the case of non-integer
1767 objects that are smaller than a word (like SFmode on a 64-bit
1770 * loop.c (basic_induction_var): A non-integer variable which is
1771 being set by a paradoxical subreg is probably not a biv.
1773 1999-10-25 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
1775 * prefix.c (translate_name) Check for empty prefix string.
1777 Mon Oct 25 23:10:45 1999 Andreas Schwab <schwab@suse.de>
1779 * Makefile.in (CPP_CROSS_NAME): New variable.
1780 (install-cpp): Use it instead of CPP_INSTALL_NAME for the cross
1782 (uninstall-cpp): Use CPP_INSTALL_NAME and CPP_CROSS_NAME for the
1783 names of the files to be uninstalled.
1785 Mon Oct 25 23:03:09 1999 Jeffrey A Law (law@cygnus.com)
1787 * collect2.c (IS_DIR_SEPARATOR): Define.
1788 (prefix_from_string): Use IS_DIR_SEPARATOR and DIR_SEPARATOR.
1790 * som.h (ASM_DECLARE_FUNCTION_NAME): Set PRIV_LEV for static
1793 * haifa-sched.c (add_dependence): Update the true dependency
1794 cache the first time we add a true dependence to the LOG_LINKS chain.
1796 Mon Oct 25 22:27:40 1999 Jim Kingdon <http://developer.redhat.com/>
1798 * fold-const.c (fold): Fix comment.
1800 Mon Oct 25 22:49:34 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1802 * dbxout.c (lastfile, cwd, dbxout_type_method_1,
1803 dbxout_symbol_location, dbxout_symbol_name, dbxout_init,
1804 dbxout_start_new_source_file, dbxout_source_file,
1805 dbxout_source_line, dbxout_finish, dbxout_type_fields,
1806 dbxout_type_methods, dbxout_symbol, dbxout_prepare_symbol):
1808 (dbxout_types, dbxout_args, dbxout_symbol): Delete prototypes.
1809 (dbxout_symbol): Mark parameter `local' with ATTRIBUTE_UNUSED.
1810 (dbxout_block): Initialize variable `blocknum'.
1812 * dbxout.h (dbxout_init, dbxout_finish,
1813 dbxout_start_new_source_file, dbxout_source_file, dbxout_types,
1814 dbxout_args, dbxout_source_line): Constify a char*.
1816 * dwarfout.c (dwarf_tag_name, dwarf_attr_name,
1817 dwarf_stack_op_name, dwarf_typemod_name, dwarf_fmt_byte_name,
1818 dwarf_fund_type_name, name_attribute, stmt_list_attribute,
1819 low_pc_attribute, high_pc_attribute, body_begin_attribute,
1820 body_end_attribute, comp_dir_attribute, sf_names_attribute,
1821 src_info_attribute, mac_info_attribute, producer_attribute,
1822 lookup_filename, generate_macinfo_entry, fundamental_type_code,
1823 dwarfout_line, dwarfout_start_new_source_file, dwarfout_define,
1824 dwarfout_undef): Constify a char*.
1825 (add_incomplete_type, retry_incomplete_types): Add prototypes.
1827 * dwarfout.h (dwarfout_define, dwarfout_undef,
1828 dwarfout_start_new_source_file, dwarfout_line): Constify a char*.
1830 1999-10-25 Gavin Romig-Koch <gavin@cygnus.com>
1832 * config/mips/mips.h (MIPS_ISA_DEFAULT): Insure it's defined.
1833 (MULTILIB_ISA_DEFAULT): New.
1834 (MULTILIB_DEFAULTS): Use it.
1835 * config/mips/mips.c (): Remove the now unnecessary definition
1836 of MIPS_ISA_DEFAULT.
1837 * config/mips/elf64.h (MULTILIB_DEFAULTS): Remove the now
1838 unnecessary definition.
1840 Mon Oct 25 22:08:35 1999 Richard Earnshaw (rearnsha@arm.com)
1842 * arm.md (pic_load_addr): Add constraints to operand 1.
1844 1999-10-25 Bruce Korb <autogen@linuxbox.com>
1846 * fixinc/genfixes: Provide a means for specifying -D options to
1849 Mon Oct 25 00:42:35 1999 Jeffrey A Law (law@cygnus.com)
1851 * arm.c (arm_override_options): Correct initialization of
1852 arm_fast_multiply, arm_arch4, arm_arch5, arm_ld_sched,
1853 arm_is_strong, and arm_is_6_or_7.
1855 * loop.c (note_set_pseudo_multiple_uses_retval): New variable.
1856 (note_set_pseudo_multiple_uses): New function.
1857 (check_dbra_loop): Use not_set_pseudo_multiple_uses to determine
1858 if a pseudo set in the loop exit is used elsewhere.
1860 Sun Oct 24 20:52:40 1999 Mark Mitchell <mark@codesourcery.com>
1862 * i386.md (mulsi3): Tweak to work with SCO OSR5 COFF assembler.
1864 Sun Oct 24 21:02:46 1999 Richard Henderson <rth@cygnus.com>
1866 * i386.md (*lea_0): Collapse addsi_0, addsi_lea_[123] into
1867 a single load-address pattern.
1869 Sun Oct 24 19:33:24 1999 Mark P. Mitchell <mark@codesourcery.com>
1871 * haifa-sched.c (schedule_insns): Don't assign LUIDs differently
1872 depending on whether or not line-number notes are present.
1874 Sun Oct 24 20:29:59 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1876 * cccp.c (progname, file_buf, default_include, include_file,
1877 macrodef, definition, hashval, wchar_type, user_label_prefix,
1878 directive, out_fname, if_stack, safe_write, index0, get_lintcmd,
1879 expand_to_temp_buffer, is_system_include, base_name,
1880 absolute_filename, read_name_map, open_include_file,
1881 record_control_macro, check_precompiled, check_preconditions,
1882 pcfinclude, pass_thru_directive, create_definition,
1883 check_macro_name, comp_def_part, collect_expansion,
1884 check_assertion, read_token_list, assertion_install,
1885 assertion_lookup, eval_if_expression, conditional_skip,
1886 validate_else, skip_quoted_string, quote_string, macarg1,
1887 error_from_errno, install, lookup, hashf, dump_defn_1,
1888 perror_with_name, pfatal_with_name, main, trigraph_pcp,
1889 check_white_space, rescan, handle_directive, monthnames,
1890 special_symbol, do_include, remap_include_file, write_output,
1891 arglist, do_assert, do_unassert, do_line, do_error, do_once,
1892 do_ident, do_sccs, do_xifdef, skip_if_group,
1893 output_line_directive, macroexpand, macarg, change_newlines,
1894 initialize_builtins, make_definition): Constify a char*.
1896 * pcp.h (stringdef): Likewise.
1898 Sun Oct 24 13:29:28 1999 Richard Henderson <rth@cygnus.com>
1900 * unroll.c (copy_loop_body): Examine SET_DEST of single_set
1903 Sun Oct 24 13:14:20 1999 Graham <grahams@rcp.co.uk>
1904 Richard Henderson <rth@cygnus.com>
1906 * alias.c: Include ggc.h.
1907 (reg_base_value, new_reg_base_value, reg_base_value_size): Make static.
1908 (record_set): Verify enough room in reg_base_value.
1909 (init_alias_analysis): Allocate reg_base_value with xcalloc.
1910 Register it as a GC root.
1911 (end_alias_analysis): Free reg_base_value. Remove it as a GC root.
1912 * Makefile.in (alias.o): Depend on ggc.h.
1914 * unroll.c (unroll_loop): Verify the insn before a barrier
1915 is a JUMP_INSN before checking JUMP_LABEL.
1917 Sun Oct 24 15:46:44 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1919 * mips/bsd-5.h (ASM_OUTPUT_ASCII): Constify a char*.
1920 * mips/iris4.h (ASM_OUTPUT_ASCII): Likewise.
1921 * mips/mips-5.h (ASM_OUTPUT_ASCII): Likewise.
1922 * mips/mips.h (ASM_OUTPUT_ASCII): Likewise.
1923 * mips/svr3-5.h (ASM_OUTPUT_ASCII): Likewise.
1924 * mips/svr4-5.h (ASM_OUTPUT_ASCII): Likewise.
1926 Sun Oct 24 15:35:43 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1928 * output.h (ctors_section, dtors_section, bss_section): Prototype.
1930 * alpha/alpha-interix.h (text_section): Delete prototype.
1931 * alpha/elf.h (text_section): Likewise.
1932 * arm/linux-elf.h (text_section): Likewise.
1933 * arm/linux-telf.h (text_section): Likewise.
1934 * c4x/c4x.h (text_section): Likewise.
1935 * dsp16xx/dsp16xx.h (bss_section): Likewise.
1936 * elfos.h (text_section): Likewise.
1937 * i386/aix386ng.h (text_section): Likewise.
1938 * i386/i386-interix.h (text_section): Likewise.
1939 * i386/sco5.h (text_section): Likewise.
1940 * i386/svr3gas.h (text_section): Likewise.
1941 * nextstep.h (text_section): Likewise.
1942 * psos.h (text_section): Likewise.
1943 * ptx4.h (text_section): Likewise.
1944 * svr3.h (text_section): Likewise.
1945 * svr4.h (text_section, ctors_section, dtors_section): Likewise.
1947 Sun Oct 24 15:20:59 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1949 * final.c (peephole): Delete prototype.
1951 * gcse.c (process_insert_insn, pre_edge_insert): Add prototypes.
1952 (pre_insert_copies): Remove unused variable `bb'.
1954 * genrecog.c (debug_decision_0, debug_decision_list, main): Add
1957 * output.h (peephole): Add prototype.
1959 Sun Oct 24 11:35:30 1999 Mark P. Mitchell <mark@codesourcery.com>
1961 * config/mips/iris6.h (SUBTARGET_ASM_OPTIMIZING_SPEC): Define to
1964 Sat Oct 23 21:13:00 1999 Mark Mitchell <mark@codesourcery.com>
1966 * integrate.c (integrate_decl_tree): Tweak setting of DECL_CONTEXT
1967 for inlined declarations.
1969 Fri Oct 22 18:05:43 1999 Jeffrey A Law (law@cygnus.com)
1971 * arm.c (logical_binary_operator): New fucntion.
1972 * arm.h (logical_binary_operator): Declare it.
1973 (PREDICATE_CODES): Handle logical_binary_operator.
1974 * arm.md (anddi3, anddi_zesidi_di, anddi_sesdi_di): Use "#" for
1975 output constraints. Add appropriate splitters.
1976 (anddi_notdi_di, anddi_notzesidi_di, anddi_notsesidi_di): Likewise.
1977 (iordi3, iordi_zesidi_di, iordi_sesidi_di): Likewise.
1978 (xordi3, xordi_zesidi_di, xordi_sesidi_di): Likewise.
1980 Fri Oct 22 23:46:50 1999 Bernd Schmidt <bernds@cygnus.co.uk>
1982 * genoutput.c (struct operand_data): New elt eliminable.
1983 (output_operand_data): Write it.
1984 (scan_operands): Set it for MATCH_OPERAND, clear for other matchers.
1985 (compare_operands): Take it into account.
1986 * recog.h (struct insn_operand_data): New elt eliminable.
1987 * reload1.c (check_eliminable_occurrences, elimination_effects): New
1989 (old_asm_operands_vec, new_asm_operands_vec): Delete.
1990 (eliminate_regs): Move code that detects changes to elimination
1991 target regs into new function elimination_effects.
1992 Delete one #if 0 block.
1993 Abort for USE, CLOBBER, ASM_OPERANDS and SET.
1994 (eliminate_regs_in_insn): Return immediately for USEs, CLOBBERs,
1995 ADDR_VECs, ADDR_DIFF_VECs and ASM_INPUTs.
1996 Only call eliminate_regs for real operands of the insn, not for parts
1997 of its structure or parts matched by things like match_operator.
1998 Use elimination_effects and check_eliminable_occurrences. Use
1999 copy_insn to duplicate the pattern when not in the final pass.
2001 Fri Oct 22 09:03:44 1999 Mark Mitchell <mark@codesourcery.com>
2003 * i386.md: Add missing `y' modifiers to uses of fst, fstp, fld,
2006 1999-10-22 Bruce Korb <autogen@linuxbox.com>
2008 * fixinc/README: document the "mach" machine matching test
2009 * fixinc/fixfixes.c: Implement the #else/#endif label fix
2010 * fixinc/fixtests.c: Implement the #else/#endif label test
2011 * fixinc/inclhack.def: utilize these tests and fixes
2012 * fixinc/inclhack.sh: regen
2013 * fixinc/fixincl.x: regen
2014 * fixinc/fixincl.sh: regen
2016 Thu Oct 21 20:37:19 1999 Jeffrey A Law (law@cygnus.com)
2018 * Makefile.in (cse.o): Depend on hashtab.h, not splay-tree.h. Also
2021 Thu Oct 21 20:30:19 1999 Matthias Klose <doko@debian.org>
2023 * gcc.1: Document exit codes.
2025 Thu Oct 21 12:49:05 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2027 * calls.c: Include tm_p.h later, so everything we need is defined.
2029 * function.c: Likewise.
2031 * except.c: Include tm_p.h.
2033 * sparc.c: Likewise.
2034 (dwarf2out_cfi_label): Don't prototype.
2035 (check_return_regs, epilogue_renumber,
2036 ultra_cmove_results_ready_p, ultra_fpmode_conflict_exists,
2037 ultra_find_type, ultra_build_types_avail, ultra_flush_pipeline,
2038 ultra_rescan_pipeline_state, set_extends, ultra_code_from_mask,
2039 ultra_schedule_insn): Add static prototype.
2040 (data_segment_operand, text_segment_operand): Call itself with the
2041 proper number of arguments.
2042 (sparc_flat_save_restore, sparc_v8plus_shift): Constify a char*.
2044 * sparc.h: Move all declarations to sparc-protos.h.
2045 (SELECT_RTX_SECTION): Pass a missing MODE argument to
2048 * sparc/sysv4.h (SELECT_RTX_SECTION): Likewise.
2050 * config/svr4.h (text_section, ctors_section, dtors_section): Add
2052 (ASM_OUTPUT_SECTION_NAME, UNIQUE_SECTION,
2053 ASM_FINISH_DECLARE_OBJECT, ASM_OUTPUT_LIMITED_STRING,
2054 ASM_OUTPUT_ASCII): Constify a char*.
2056 * sparc-protos.h: New file for sparc prototypes.
2058 Thu Oct 21 12:23:40 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2060 * function.c (record_insns, contains): Always declare and define.
2061 (record_insns): Mark with ATTRIBUTE_UNUSED.
2063 Thu Oct 21 13:03:49 1999 Jonathan Larmour <jlarmour@cygnus.co.uk>
2065 * config/arm/telf.h (ASM_OUTPUT_SECTION_NAME): Add %nobits option
2066 to .section when outputting a .bss section to deal with multiple
2067 .bss input sections (as happens with -fdata-sections)
2068 Also output %progbits, not @progbits so the assembler doesn't treat as
2070 * config/arm/unknown-elf.h (ASM_OUTPUT_SECTION_NAME): Likewise
2072 * config/arm/lib1funcs.asm (_call_via_rX): Allow compilation of
2073 thumb parts even when building with non-thumb CPUs, by forcing
2076 Wed Oct 20 22:57:58 1999 Jeffrey A Law (law@cygnus.com)
2078 * sparc.md (movsf_const_intreg): If splitting, length must be > 1.
2079 (movdf_const_intreg_sp64): Similarly.
2081 * local-alloc.c (update_equiv_regs): Check the correct insn
2082 for pre-existing REG_EQUIV notes.
2084 Wed Oct 20 20:41:46 1999 Mark Mitchell <mark@codesourcery.com>
2086 * cse.c (cse_end_of_basic_block): Don't return the end of a basic
2087 block reached by a branch if we're not going to actually process
2090 Wed Oct 20 15:18:42 1999 Jim Wilson <wilson@cygnus.com>
2092 * integrate.c (integrate_decl_tree): Set DECL_CONTEXT to 0 if this is
2093 a local extern function declaration.
2095 Wed Oct 20 13:56:01 1999 Richard Henderson <rth@cygnus.com>
2097 * i386.c (ix86_expand_prologue): Properly wrap USE around
2098 reg for CALL_INSN_FUNCTION_USAGE.
2100 Thu Oct 14 18:51:37 1999 Andrew Haley <aph@cygnus.com>
2102 * config/mips/mips.md (movdf_internal1a): Allow floating-point
2103 move between GP_REGs.
2105 Wed Oct 20 15:36:11 1999 Andrew Haley <aph@cygnus.com>
2107 * config/arm/thumb.h (GO_IF_LEGITIMATE_ADDRESS): Take account of
2108 the mode size when finding out if an offset is legal.
2110 Wed Oct 20 06:26:58 1999 Richard Henderson <rth@cygnus.com>
2112 * basic-block.h (PROP_*): Move constants from ...
2114 (compute_bb_for_insn): Free the array before reallocating.
2115 (update_life_info): New arg PROP_FLAGS; pass on to propagate_block.
2116 (allocate_reg_life_data): Reset all reg variables collected by
2118 (get_block_head_tail): Don't convert from bb to block.
2119 (get_bb_head_tail): New. Update all callers of get_block_head_tail.
2120 (find_insn_reg_weight): Take block not bb.
2121 (schedule_block): Don't set block num for moved insns.
2122 (schedule_region): Don't update_life_info or find_insn_reg_weight.
2123 (schedule_insns): Do it here instead.
2124 * combine.c (combine_instructions): Invoke compute_bb_for_insn
2125 before update_life_info.
2126 * recog.c (split_all_insns, peephole2_optimize): Update for
2127 new arg to update_life_info.
2128 * rtlanal.c (remove_note): Cope with NULL note.
2129 * toplev.c (rest_of_compilation): Don't invoke recompute_reg_usage
2132 Wed Oct 20 10:46:41 1999 Richard Earnshaw (rearnsha@arm.com)
2134 * jump.c (jump_optimize_1): More accurately detect casesi insns.
2136 * flow.c (merge_blocks_move_predecessor_nojumps): Re-order the basic
2137 block records so that merge_blocks_nomove will clean up correctly.
2138 (split_edge): Handle casesi insns.
2140 * gcc-page.c: Try MAP_ANON if we don't have MAP_ANONYMOUS.
2142 Tue Oct 19 23:43:50 1999 Jeffrey A Law (law@cygnus.com)
2144 * pa.md (call, call_value): Do not emit a blockage after restoring
2147 Tue Oct 19 17:22:39 1999 Mark Mitchell <mark@codesourcery.com>
2149 * c-typeck.c (c_expand_asm_operands): Fix typo.
2151 Tue Oct 19 18:42:58 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2153 * arm.c (fpu_rhs_operand): Verify modes.
2154 (fpu_add_operand): Likewise.
2155 (di_operand): Likewise.
2156 (soft_df_operand): Likewise.
2158 Tue Oct 19 15:26:11 1999 Richard Earnshaw (rearnsha@arm.com)
2160 * arm.c (arm_return_in_memory): APCS rules state that the elements
2161 of a structure returned in a register must be 'integer-like'.
2163 1999-10-19 Bruce Korb <autogen@linuxbox.com>
2165 * fixinc/Makefile.in: Change the generation rules to run `genfixes'
2166 in the source tree when the generated targets are out of date
2167 * fixinc/genfixes: Alter it to run individual fixes for make.
2168 * fixinc/README: rewrite
2169 * fixinc/inclhack.def: moved initial comments to README
2171 Tue Oct 19 14:01:34 1999 Nick Clifton <nickc@cygnus.com>
2173 * toplev.c (main): Do not generate an error message if an
2174 unrecognised command line switch is recognisable by another
2175 language. If extra_warnings are enabled, then generate a
2176 warning message instead.
2178 Tue Oct 19 11:41:12 1999 Mumit Khan <khan@xraylith.wisc.edu>
2180 * c-pragma.h (PRAGMA_INSERT_ATTRIBUTES): Delete macro.
2181 (insert_pack_attributes): Delete prototype.
2183 * c-pragma.c (default_alignment): New static variable.
2184 (push_alignment): Initialize to current effective alignment.
2185 (pop_alignment): Use to set new alignment.
2186 (insert_pack_attributes): Delete function.
2187 (handle_pragma_token): Set default_alignment as well each time
2188 a #pragma pack(<n>) is encountered.
2190 Tue Oct 19 02:03:00 1999 Jeffrey A Law (law@cygnus.com)
2192 * reg-stack.c (stack_result): Aggregates are not returned in
2195 Tue Oct 19 01:26:48 1999 Alasdair Baird <alasdair@wildcat.demon.co.uk>
2197 * fold-const.c (fold): Fix thinko in x+(-0) -> x transformation.
2199 Mon Oct 18 15:19:41 1999 Richard Henderson <rth@cygnus.com>
2201 * basic-block.h (set_block_num): Declare.
2202 * flow.c (update_life_info): Don't call compute_bb_for_insn
2203 or free_basic_block_vars.
2204 * haifa-sched.c (remove_dependence): Conditionalize on HAVE_cc0.
2205 (insn_orig_block): Remove.
2206 (INSN_BLOCK): Remove. Update all callers to use BLOCK_NUM.
2207 (schedule_block): Keep BLOCK_NUM up-to-date.
2208 (schedule_insns): Use compute_bb_for_insn.
2209 * recog.c (split_all_insns): Likewise.
2210 (peephole2_optimize): Likewise.
2212 Mon Oct 18 18:50:51 1999 Andreas Schwab <schwab@suse.de>
2214 * config/m68k/m68k.h (INITIAL_FRAME_POINTER_OFFSET): Add one word
2215 if the pic register is used.
2217 Mon Oct 18 02:38:46 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2219 * c-decl.c (pushdecl): Use TYPE_CONTEXT rather than TREE_PERMANENT.
2220 (finish_decl): Duplicate test for TREE_ASM_WRITTEN in else branch of
2221 if that tests TREE_PERMANENT.
2223 Mon Oct 18 01:41:35 1999 Jeffrey A Law (law@cygnus.com)
2225 * cse.c (invalidate_for_call): Do not remove memory references from
2226 the table here. It's handled elsewhere.
2228 * haifa-sched.c (add_dependence): Protect references to the
2229 true dependency cache with #ifdef INSN_SCHEDULING.
2230 (remove_dependence): Similarly.
2232 * mn10200.md (outline_epilogue_jump): Embed a (return) to indicate
2233 to the cfg code that this is a return instruction.
2234 * mn10300.md (return_internal): Similarly.
2236 * combine.c (get_last_value): If the last set of a register
2237 is after subst_low_cuid, then we can not use it to determine
2238 the register's last value.
2240 Sun Oct 17 11:02:52 1999 Mark Mitchell <mark@codesourcery.com>
2242 * Makefile.in: Back out previous change.
2244 Sun Oct 17 15:22:50 1999 Jeffrey A Law (law@cygnus.com)
2246 * pa.c (move_operand): Reject (lo_sum (reg) (unspec ...)).
2248 * haifa-sched.c (add_dependence): Only check/update the cache
2250 (remove_dependence): Likewise.
2251 (schedule_insns): Only create the true_dependency_cache if the
2252 average number of instructions in a basic block is very large.
2254 Sun Oct 17 11:02:52 1999 Mark Mitchell <mark@codesourcery.com>
2256 * Makefile.in (ggc-common.o): Depend on genrtl.h.
2257 (ggc-simple.o): Likewise.
2258 (ggc-page.o): Likewise.
2260 Sun Oct 17 02:09:50 1999 Andrew MacLeod <amacleod@cygnus.com>
2262 * basic-block.h (pre_edge_lcm, pre_edge_rev_lcm, compute_available):
2263 Prototype for exported functions.
2264 (pre_lcm, pre_rev_lcm): Remove prototypes.
2265 * gcse.c (compute_ae_kill): Add ae_gen and ae_kill as parameters.
2266 (compute_available): Move to lcm.c, and change parameter order.
2267 (one_classic_gcse_pass): Call compute_ae_kill with parameters.
2268 (pre_insert, s_preds, s_succs, num_preds, num_succs): Delete.
2269 (gcse_main): No longer call compute_preds_succs. Rebuild the
2270 set table after reach pre pass.
2271 (pre_insert_map, pre_delete_map, edge_list): New.
2272 (alloc_pre_mem): Allocate edge vectors.
2273 (free_pre_mem): Delete edge vectors.
2274 (compute_pre_data): Call new edge based lcm routines.
2275 (process_insert_insn): New function.
2276 (insert_insn_end_bb): Use it.
2277 (pre_edge_insert): New function.
2278 (pre_insert_copy_insn): Formatting fixes. Update BLOCK_END as
2280 (pre_insert_copies): Revamp using new edge based lcm outputs.
2281 (pre_delete): Likewise.
2282 (one_pre_gcse_pass): Insert & remove fake edges to the exit
2284 (compute_code_hoist_vbeinout): New new edge based routines.
2285 * lcm.c: Remove all the old LCM functions. Replace with new ones
2286 that work with the new cfg datastructures and work with edges
2289 Sun Oct 17 00:44:17 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2291 * reload.h (struct reload): Add new fields "mode" and "nregs".
2292 * reload1.c: Change all occurrences of reload_mode and reload_nregs
2293 to reference the "mode" and "nregs" field within struct reload.
2295 Sat Oct 16 21:50:28 1999 Jeffrey A Law (law@cygnus.com)
2297 * haifa-sched.c (true_dependency_cache): New.
2298 (add_dependence): Use the true dependency cache to avoid expensive
2299 walks down the LOG_LINKS dependency list. Add entries to the
2301 (remove_dependence): Remove entries from the true dependency cache
2303 (schedule_insns): Allocate and initialize and free the true
2306 * haifa-sched.c (schedule_insns): Do not remove inter-block
2307 dependencies anymore.
2309 Sat Oct 16 11:19:52 1999 Richard Henderson <rth@cygnus.com>
2311 * i386/t-cygwin (winnt.o): Depend on RTL_H and TREE_H.
2312 * i386/t-winnt: Likewise.
2314 Sat Oct 16 11:11:54 1999 Richard Henderson <rth@cygnus.com>
2316 * ggc-page.c (init_ggc): Work around SunOS unaligned mmap bug.
2318 1999-10-16 Manfred Hollstein <mhollstein@cygnus.com>
2320 * Makefile.in (LANGUAGES): Omit "proto".
2321 (clean): Remove stale comment about removing unprotoize.c.
2323 Sat Oct 16 11:29:14 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2325 * protoize.c (safe_read, safe_write): Avoid the gcc extension of
2326 using arithmetic on void pointers.
2328 Sat Oct 16 02:48:22 1999 Jeffrey A Law (law@cygnus.com)
2330 * haifa-sched.c (compute_block_forward_dependencies): Only check
2331 for notes, deleted insns and duplicates if ENABLE_CHECKING is defined.
2333 Sat Oct 16 00:07:01 1999 Richard Henderson <rth@cygnus.com>
2335 * gcse.c (hash_expr_1): Add in MEM_ALIAS_SET.
2336 (expr_equiv_p): Reject memories with different alias sets.
2338 Fri Oct 15 15:17:29 1999 Greg McGary <gkm@gnu.org>
2340 * flags.h (flag_bounds_check, flag_bounded_pointers): New extern decls.
2341 * toplev.c (flag_bounds_check, flag_bounded_pointers): New flags.
2342 (f_options): Add "bounded-pointers" and "bounds-check" entries.
2343 * c-lang.c (lang_init_options): Set flag_bounds_check as "unspecified".
2344 (lang_init): Set default for flag_bounds_check if still "unspecified".
2346 Sat Oct 16 13:42:29 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
2348 * config/c4x/c4x.md (HF mode patterns): Add missing modes.
2350 Sat Oct 16 13:37:46 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
2352 * config/c4x/c4x.md (movstrqi_small): Utilise parallel move
2355 Sat Oct 16 13:26:47 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
2357 * config/c4x/c4x.md (*db_noclobber,
2358 *decrement_and_branch_until_zero_noclobber): New patterns and
2359 associated splitters.
2361 Sat Oct 16 13:13:15 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
2363 * config/c4x/c4x.md (parallel instruction patterns): Rework
2364 constraints to keep reload happy.
2366 Sat Oct 16 13:03:16 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
2368 * config/c4x/c4x.md (*absqi2_noclobber, *negqi2_noclobber,
2369 *one_cmplqi2_noclobber, *subqi3_noclobber, *andqi3_255_noclobber,
2370 *andqi3_65535_noclobber, *andnqi3_noclobber, *xorqi3_noclobber):
2371 Add new patterns and associated post-reload splitters.
2373 Sat Oct 16 12:42:12 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
2375 * config/c4x/c4x.c (c4x_emit_libcall): Use ggc_alloc_string.
2377 Sat Oct 16 12:34:44 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
2379 * config/c4x/c4x.c (c4x_rptb_insert): Emit rpts_top pattern
2381 * config/c4x/c4x.md (rpts_top): New pattern and splitter.
2383 Sat Oct 16 12:26:30 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
2385 * config/c4x/c4x.c (src_operand): Check SYMBOL_REF and LABEL_REF
2388 Fri Oct 15 17:02:09 1999 Jeffrey A Law (law@cygnus.com)
2390 * pa.c (move_operand): Rely on memory_address_p to determine the
2391 validity of non-indexed memory addresses.
2392 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Allow LO_SUM with a symbolic
2393 operand in DFmode and SFmode when generating PA2.0 code.
2395 Fri Oct 15 14:25:19 1999 Richard Henderson <rth@cygnus.com>
2397 * print-rtl.c (print_rtx): Limit last 'u' change to LABEL_REF.
2399 Fri Oct 15 13:48:45 1999 Richard Henderson <rth@cygnus.com>
2401 * mips.c (function_prologue): Fix argument types.
2402 * mips.md (casesi): Use emit_jump_insn for casesi_internal.
2403 (casesi_internal): Write to the scratch register.
2405 1999-10-15 11:16 -0700 Zack Weinberg <zack@bitmover.com>
2407 * cppexp.c (cpp_parse_escape): Make static. Change second arg
2409 (parse_charconst): Delete unnecessary cast when calling
2411 (cpplib.h): Kill prototype of cpp_parse_escape.
2413 Fri Oct 15 11:02:46 1999 Richard Henderson <rth@cygnus.com>
2415 Based on patch from Michael Gschwind <mikeg@watson.ibm.com>:
2416 * unroll.c (unroll_loop): Cast return value of alloca.
2417 * i370/i370.c: Include function.h and toplev.h.
2418 (i370_label_scan): Remove c++ commented abort.
2419 * i370/i370.h (HANDLE_PRAGMA): Takes three arguments.
2420 (ASM_OUTPUT_LABELREF): Fix TOUPPER/else broken 16 Sept.
2421 * i370/xm-i370.h (HOST_BITS_PER_LONGLONG): Define.
2422 * i370/xm-mvs.h, i370/xm-oe.h: Likewise.
2424 Fri Oct 15 03:01:01 1999 Loren Rittle <ljrittle@acm.org>
2426 * config/t-freebsd: Do not override USER_H.
2427 * ginclude/stddef.h: Generalize check for _MACHINE_ANSI_H_.
2429 Fri Oct 15 02:37:28 1999 Alastair J. Houghton <ajh8@doc.ic.ac.uk>
2430 Mumit Khan <khan@xraylith.wisc.edu>
2432 * c-parse.in (component_decl): Support anonymous struct/union.
2434 * c-parse.y: Regenerate.
2435 * c-parse.c: Likewise.
2436 * objc/objc-parse.y: Likewise.
2437 * objc/objc-parse.c: Likewise.
2438 * c-decl.c (finish_struct): Don't sort the fields.
2439 (field_decl_cmp): Delete unused function.
2441 Fri Oct 15 01:20:52 1999 Richard Henderson <rth@cygnus.com>
2443 * sparc.md (movsf_const_intreg): Revert last constraint change.
2444 (movdf_const_intreg_sp32): Likewise.
2446 Fri Oct 15 01:47:51 1999 Vladimir Makarov <vmakarov@loony.cygnus.com>
2448 * cse.c: Include hashtab.h instead of splay-tree.h
2449 (struct cse_reg_info): No longer use variant union. Add new
2450 field "regno". All references changed to avoid union.
2451 (cse_reg_info_used_list, cse_reg_info_used_list_end): New variables.
2452 (free_cse_reg_info): Remove.
2453 (hash_cse_reg_info, cse_reg_info_equal_p): New functions.
2454 (get_cse_reg_info): Revamp to use expandable hash tables instead
2455 of splay trees. Initialize new fields in cse_reg_info structure.
2456 (new_basic_block): Similarly.
2458 Thu Oct 14 23:51:56 1999 Richard Henderson <rth@cygnus.com>
2460 * genrecog.c (message_with_line): Prototype.
2461 (validate_pattern): Pass along the set for the dest, not a flag.
2462 Fix non-lvalue message. Don't warn for VOIDmode SET_DEST of CALL.
2463 Check for PC/CC0 as sources.
2464 (nodes_identical): Check for children position match before
2465 allowing the combination.
2467 * rtl.c (read_rtx): Track line number across \\\n.
2469 Thu Oct 14 23:50:25 1999 Richard Henderson <rth@cygnus.com>
2471 * mips.h (SPECIAL_MODE_PREDICATES): New.
2472 * mips.md (*) Use nonimmediate_operand not general_operand for outputs.
2473 (movdi+1, movsi+1): Add output reload constraint.
2474 (casesi_internal): Likewise. Fix commentary.
2475 (return_internal): Use pmode_register_operand.
2477 Thu Oct 14 23:19:34 1999 Richard Henderson <rth@cygnus.com>
2479 * 1750a.md (movstrqi): Add missing output reload constraint.
2480 (call_value): Likewise.
2481 * a29k.md (cpxxx patterns): Add missing match_operator mode.
2482 (jmpfdec): Add missing inout reload constraint.
2483 * elxsi.md (addsi patterns): Add missing output reload constraint.
2484 (move from sp): Use @ alternates.
2485 (call_value): No constraint on output.
2486 * fr30.md (movsi_pop): Add missing output reload constraint.
2487 (movsf_constant_store): Likewise.
2488 (splits): Remove constraints.
2489 (subsi3): Add missing mode.
2490 * i370.md (cmpstrsi+1): Add missing output reload constraint.
2491 (call_value): Likewise.
2492 * i960.md (cmpinc/cmpdec patterns): Add inout reload constraints.
2493 * m32r.h (PREDICATE_CODES): Add seth_add3_operand.
2494 * m32r.md (movsicc_internal): Add output reload constraint.
2495 (movstrsi_internal): Add inout reload constraints.
2496 * m88k.h (reg_names): Don't declare.
2497 (SPECIAL_MODE_PREDICATES): New.
2498 * m88k.md (*): Use register_operand not reg_or_0_operand
2500 * mn10200.h (PREDICATE_CODES): New.
2501 * ns32k.md (ffs pattern): Add output reload constraint.
2502 * pdp11.md (sob pattern): Add inout reload constraint.
2503 * sh.md (splits): Remove constraints.
2504 (indirect_jump_scratch, fpu_switch): Add output reload constraint.
2505 * v850.md (pattern_is_ok_for_epilogue): Likewise.
2506 * vax.md (jgequ pattern): Add inout reload constraint.
2508 Fri Oct 15 00:05:00 1999 Jeffrey A Law (law@cygnus.com)
2510 * configure.in (djgpp): Revert previous patch.
2511 * configure: Rebuit.
2512 * config/i386/djgpp.h: Revert previous patch.
2514 Fri Oct 15 00:00:24 1999 Loren J. Rittle <ljrittle@acm.org>
2516 * fixinc/inclhack.def: Restore patch lost during last merge of
2517 "no_bogosity" branch.
2518 * fixinc/inclhack.sh, fixinc/fixincl.x: Rebuilt.
2520 Thu Oct 14 23:57:56 1999 Gavin Romig-Koch <gavin@cygnus.com>
2522 * fixincludes: Add a HPUX 11 fix for inttypes.h.
2523 * fixinc/inclhack.def: Same.
2524 * fixinc/inclhack.sh, fixinc/fixincl.sh, fixinc/fixincl.x: Regenerate.
2526 Thu Oct 14 22:51:55 1999 Richard Henderson <rth@cygnus.com>
2528 * alpha.h (GO_IF_LEGITIMATE_SIMPLE_ADDRESS): Accept ADDRESSOF
2529 as the base of a PLUS.
2531 Fri Oct 15 18:36:07 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
2533 * config/c4x/c4x.md: Define mode for remaining unspec operators.
2534 * config/c4x/c4x.c (dst_operand): Use nonimmediate_operand.
2536 Thu Oct 14 22:14:23 1999 Richard Henderson <rth@cygnus.com>
2538 * pa.md (post_stw+1): Use pmode_register_operand.
2539 (dcacheflush, icacheflush): Likewise.
2541 * i386.md (movstricthi_1): Allow r/r.
2543 Thu Oct 14 19:44:08 1999 Jan Hubicka <hubicka@freesoft.cz>
2545 * fold-const.c (fold): Convert (or (not arg0) (not arg1))
2546 to (not (and (arg0) (arg1))). Similary for and.
2548 * fold-const.c (fold): Move bit_rotate code to the EXPR_PLUS case,
2549 falltrought to assocate code.
2550 Convert XOR to OR in code like (a&c1)^(a&c2) where c1 and c2 don't have
2553 * combine.c (simplify_logical): Convert XOR to IOR if operands have
2554 no bits in common; remove XOR to ROTATE conversion.
2556 Fri Oct 15 17:40:11 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
2558 * config/c4x/c4x.h (c4x_va_start, c4x_va_arg): Declare.
2560 Fri Oct 15 17:27:17 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
2562 * config/c4x/c4x.c (dst_operand): New.
2563 (PREDICATE_CODES): Update.
2564 * config/c4x/c4x.h (dst_operand): Declare it.
2565 * config/c4x/c4x.md: Define mode for each unspec usage.
2566 (move patterns): Use dst_operand predicate instead of src_operand.
2567 (movqi_update, movqf_update): Delete.
2569 Thu Oct 14 18:48:54 1999 Richard Henderson <rth@cygnus.com>
2571 * recog.c (pmode_register_operand): New.
2572 * recog.h: Declare it.
2573 * genrecog.c (pred_codes): Likewise.
2574 (special_mode_pred_table): Likewise.
2575 (validate_pattern): Don't warn no mode for address_operand.
2577 * print-rtl.c (print_rtx) [LABEL_REF]: Only do full subexpression
2578 if the operand is not insn-like.
2580 Thu Oct 14 19:38:42 1999 Jeffrey A Law (law@cygnus.com)
2581 Sylvian Pion <Sylvain.Pion@sophia.inria.fr>
2583 * fold-const.c (fold): Handle more simplifications allowed by IEEE.
2585 Thu Oct 14 17:30:14 1999 Richard Henderson <rth@cygnus.com>
2587 * sparc.md (*): Use {nonimmediate,register}_operand as appropriate
2588 instead of general_operand in a SET_DEST. Use const_double_operand
2589 instead of an explicit test against CONST_DOUBLE.
2590 (movsf_const_lo): Add missing register mode.
2591 (goto_handler_and_restore): Add auxiliary test for Pmode.
2592 (flush): Adjust to use address_operand.
2593 (return_sf_no_fpu): Add missing output constraint.
2595 Thu Oct 14 17:21:26 1999 Richard Henderson <rth@cygnus.com>
2597 * rs6000.md (call_value_indirect_aix32): Use wildcard match_operand
2598 for call return value.
2599 (call_value_indirect_aix64, call_value_indirect_nt): Likewise.
2601 Thu Oct 14 13:54:25 1999 Jason Merrill <jason@yorick.cygnus.com>
2603 * toplev.c (main): Only warn about options for other languages.
2604 * collect2.c (main): Pass -w to sub-gcc.
2606 Thu Oct 14 16:27:50 1999 Richard Henderson <rth@cygnus.com>
2608 * flow.c (propagate_block): Add call-clobbered registers to
2611 * flow.c (propagate_block): Use free_EXPR_LIST_list instead of
2612 zapping mem_set_list.
2613 (invalidate_mems_from_autoinc): Use free_EXPR_LIST_node.
2614 (mark_set_1, mark_used_regs): Likewise.
2616 Thu Oct 14 10:51:49 1999 Richard Henderson <rth@cygnus.com>
2618 * m68k.md (zero_extendsidi2): Add missing output reload constraint.
2620 Wed Oct 13 00:09:18 1999 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2622 * invoke.texi: Label -Wbad-function-cast, -Wmissing-prototypes,
2623 -Wnested-externs, -Wstrict-prototypes, and -Wtraditional as C only
2624 options. Also add a new item "C-only Warning Options" to the
2627 1999-10-14 Gavin Romig-Koch <gavin@cygnus.com>
2629 * libgcc2.c (__do_global_dtors): Protect __deregister_frame_info
2630 from multiple calls.
2632 Thu Oct 14 04:54:54 1999 Richard Henderson <rth@cygnus.com>
2634 * i386.md (call value patterns): Move to the end of the file.
2635 (prologue_set_got, prologue_get_pc): Use register_operand for op 0.
2637 1999-10-14 Mark Elbrecht <snowball3@bigfoot.com>
2639 * configure.in (djgpp configuration): Define extra_objects..
2640 * configure: Rebuilt.
2641 * config/i386/djgpp.h (CTORS_SECTION_ASM_OP): Define.
2642 (DTORS_SECTION_ASM_OP): Define.
2643 (INIT_SECTION_ASM_OP): Define.
2644 (FINI_SECTION_ASM_OP): Define.
2645 (DATA_SECTION_ASM_OP): Define.
2646 (TEXT_SECTION_ASM_OP): Define.
2647 (EH_FRAME_SECTION_ASM_OP): Define.
2648 (LINK_COMMAND_SPEC): Remove -Tdjgpp.djl.
2649 (STARTFILE_SPEC): Add crtbegin.o.
2650 (ENDFILE_SPEC): Define and add crtend.o. Move argument -Tdjgpp.djl
2651 to here from LINK_COMMAND_SPEC.
2652 (DO_GLOBAL_CTORS_BODY): Define.
2653 (CRTSTUFF_USE_FINI_SECTION): Define
2654 (HAS_INIT_SECTION): Delete.
2656 Thu Oct 14 05:08:14 1999 Andreas Schwab <schwab@suse.de>
2658 * Makefile.in (all.cross): Depend on xcpp$(exeext).
2660 Thu Oct 14 04:00:40 1999 Richard Henderson <rth@cygnus.com>
2662 * pa.h (PREDICATE_CODES): New.
2664 * genrecog.c (validate_pattern): Condense the destination
2667 Thu Oct 14 03:23:08 1999 Richard Henderson <rth@cygnus.com>
2669 * alpha.md (call-1): Supply missing mode for operator.
2670 (*): Add missing output reload constraints. Remove constraints
2673 * i386.h (SPECIAL_MODE_PREDICATES): New.
2674 * i386.md (movstricthi_1): Use nonimmediate_operand for op 0.
2675 (movqi_1, movdi_1, movdi_2, some splits): Likewise.
2676 (addsi_lea_3): Add missing mode for op 3.
2677 (prologue_set_got, prologue_get_pc): Add missing modes.
2678 (*) Add missing output reload constraints.
2680 Thu Oct 14 03:59:57 1999 Stephane Carrez <stcarrez@worldnet.fr>
2682 * stor-layout.c (layout_union): Use HOST_WIDE_INT for const_size;
2683 check for member bit-size overflow and use var_size if it occurs.
2684 (layout_record): Use bitsize_int() to define the type size in bits.
2685 Likewise for computation and assignment to DECL_FIELD_BITPOS.
2686 (layout_decl): Likewise when assigning to DECL_SIZE.
2688 Thu Oct 14 02:57:05 1999 Richard Henderson <rth@cygnus.com>
2690 * genrecog.c (validate_pattern): Typo last change. Verify
2691 that output operands have output reloads.
2693 Thu Oct 14 01:49:54 1999 Richard Henderson <rth@cygnus.com>
2695 * genrecog.c (special_mode_pred_table): New.
2696 (NUM_SPECIAL_MODE_PREDS): New.
2697 (find_operand): New.
2698 (validate_pattern): New argument `insn'. Warn for assignment to
2699 any predicate accepting non-lvalues. Conditionaly warn for
2700 match_operand without a mode. Try much harder to match source
2701 and destination modes on a set.
2702 * tm.texi (SPECIAL_MODE_PREDICATES): Document.
2704 Thu Oct 14 02:54:13 1999 Jeffrey A Law (law@cygnus.com)
2706 * fold-const.c (fold): Detect rotates built from BIT_XOR_EXPRs.
2708 Thu Oct 14 02:18:19 1999 Marc Espie <espie@cvs.openbsd.org>
2710 * combine.c (simplify_logical): Recognize xor pattern that encodes
2713 Wed Oct 13 23:23:45 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2715 * rs6000.c (expand_block_move): Use INTVAL, not XINT to access
2718 Wed Oct 13 21:47:18 1999 Richard Henderson <rth@cygnus.com>
2720 * ggc-page.c (MAP_FAILED): Provide default.
2722 Wed Oct 13 21:41:59 1999 Richard Henderson <rth@cygnus.com>
2724 * sparc.c (symbolic_operand): Verify mode; don't accept CONST_DOUBLE.
2725 * sparc.h (PREDICATE_CODES): Update.
2727 Wed Oct 13 21:18:17 1999 Richard Henderson <rth@cygnus.com>
2729 * alpha.c (some_ni_operand): New.
2730 * alpha-protos.h: Declare it.
2731 * alpha.h (PREDICATE_CODES): Update.
2732 * alpha.md (sXaddq reload insns): Use some_ni_operand
2733 for SET_DEST instead of some_operand.
2735 Wed Oct 13 21:04:45 1999 Richard Henderson <rth@cygnus.com>
2736 Jim Wilson <wilson@cygnus.com>
2738 * genrecog.c (maybe_both_true_2): Don't compare modes of
2740 (process_tree): Elide peephole2_insns. Invoke simplify_tests
2741 after find_afterward.
2742 (debug_decision_1): Dump next and afterward codes.
2744 Wed Oct 13 20:35:16 1999 Richard Henderson <rth@cygnus.com>
2746 * rtl.c (dump_and_abort): Remove.
2747 (fatal_with_file_and_line): New.
2748 (fatal_expected_char): New.
2749 (read_rtx_lineno, read_rtx_filename): New.
2750 (read_skip_spaces): Track line number.
2751 (read_name): Use fatal_with_file_and_line.
2752 (read_rtx): Use fatal_expected_char. Track line number.
2753 * rtl.h (read_rtx_filename, read_rtx_lineno): Declare.
2755 * print-rtl.c (print_rtx): Don't special case LABEL_REF argument
2756 if it isn't a CODE_LABEL.
2758 * genattr.c (main): Set read_rtx_filename.
2759 * genattrtab.c (main): Likewise.
2760 * gencodes.c (main): Likewise.
2761 * genconfig.c (main): Likewise.
2762 * genemit.c (main): Likewise.
2763 * genextract.c (main): Likewise.
2764 * genflags.c (main): Likewise.
2765 * genopinit.c (main): Likewise.
2766 * genoutput.c (main): Likewise.
2767 * genpeep.c (main): Likewise.
2769 * genrecog.c (decision_test.u.insn): Add `lineno'.
2770 (pattern_lineno, error_count): New variables.
2771 (message_with_line): New.
2772 (add_to_sequence): Break out checking code to ...
2773 (validate_pattern): ... here. Detect SET_DEST matching CONST_INT.
2774 (merge_insn): Use message_with_line.
2775 (make_insn_sequence): Use validate_pattern. Record insn lineno.
2776 (main): Set read_rtx_filename, pattern_lineno. Exit early on error.
2778 Wed Oct 13 22:01:35 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
2780 * expr.c (store_constructor): Clear union if constructor is empty.
2782 Wed Oct 13 15:19:04 1999 Jim Wilson <wilson@cygnus.com>
2784 * config/rs6000/sysv4.h (CC1_SPEC): Fix errors from Jan 19 change.
2785 Add !endian checks. Change %{...} to %(...).
2787 Wed Oct 13 13:30:34 1999 Richard Henderson <rth@cygnus.com>
2789 * i386.md (*addsi3_cc): Renamed from addcsi3.
2790 (*addsi3_carry): Renamed from addxsi3.
2791 (*subsi3_cc): Renamed from subcsi3.
2792 (*subsi3_carry): Renamed from subxsi3.
2793 (*xorqi_cc_1): Renamed from xorcqi_1.
2794 (xorqi_cc_ext_1): Renamed from xorcqi_ext_1.
2795 * i386.c (ix86_expand_fp_compare): Update for xorqi_cc_ext_1.
2797 Wed Oct 13 13:10:46 1999 Richard Henderson <rth@cygnus.com>
2799 * Makefile.in (ggc-common.o): Depend on RTL_H not RTL_BASE_H.
2800 (ggc-simple.o, ggc-page.o, ggc-none.o, ggc-callbacks.o): Likewise.
2802 1999-10-13 Brendan Kehoe <brendan@cygnus.com>
2804 * regmove.c (optimize_reg_copy_3): Make sure P is non-nil as we
2805 climb up the chain of insns.
2807 Wed Oct 13 10:20:58 1999 Richard Henderson <rth@cygnus.com>
2809 * genrecog.c (write_subroutine): Careful for null trees.
2810 (process_tree): Don't elide empty functions.
2812 Wed Oct 13 10:07:54 1999 Richard Henderson <rth@cygnus.com>
2814 * Makefile.in (genrtl.o): Depend on ggc.h.
2815 * configure.in (valloc): Probe for it.
2816 (with-gc): Use ggc-page if valloc present.
2817 * ggc-common.c (ggc_mark_rtx_children): Use ggc_mark_if_gcable.
2818 (ggc_mark_rtvec_children): New from corpse of ggc_mark_rtvec.
2819 (ggc_alloc_string): Moved from ggc-page.c.
2820 * ggc-none.c (ggc_alloc_obj): New.
2821 (ggc_alloc_rtx, ggc_alloc_rtvec): Remove.
2822 * ggc-page.c (sys/mman.h): Only include if HAVE_MMAP.
2823 (struct globals): Likewise for dev_zero_fd.
2824 (init_ggc): Likewise for it's initialization.
2825 (ggc_allocated_p): Move careful dereference from ...
2826 (ggc_lookup_page_table): ... here. Delete.
2827 (lookup_page_table_entry): Don't use ggc_lookup_page_table.
2828 (alloc_anon): Use valloc if no mmap.
2829 (release_pages): Use free if using valloc.
2830 (ggc_alloc_obj): Renamed from alloc_obj.
2831 (ggc_set_mark): Renamed from mark_obj.
2832 (ggc_mark_if_gcable): Renamed from ggc_mark_string_if_gcable.
2833 (ggc_alloc_rtx, ggc_alloc_rtvec): Delete.
2834 (ggc_alloc_tree, ggc_alloc_string, ggc_alloc): Delete.
2835 (ggc_set_mark_rtx, ggc_set_mark_rtvec): Delete.
2836 (ggc_set_mark_tree, ggc_mark_string, ggc_mark): Delete.
2837 (ggc_collect): Use fp printing instead of our own rounding.
2838 * ggc-simple.c (IS_MARKED, IGNORE_MARK): Delete.
2839 (GGC_STRING_MAGIC, GGC_STRING_MAGIC_MARK): Delete.
2840 (GGC_ANY_MAGIC, GGC_ANY_MAGIC_MARK): Delete.
2841 (struct ggc_rtx, struct ggc_rtvec, struct ggc_tree): Delete.
2842 (struct ggc_string, struct ggc_any): Delete.
2843 (offsetof): Provide default definition.
2844 (GGC_BALANCE, GGC_ALWAYS_COLLECT, GGC_ALWAYS_VERIFY): New.
2846 (struct ggc_mem): New, from corpse of ggc_any.
2847 (struct ggc_status): Delete.
2848 (ggc_chain, ggc_allocated_strings, ggc_strings_used): Delete.
2849 (n_rtxs_collected, n_vecs_collected, n_trees_collected): Delete.
2850 (n_strings_collected, n_anys_collected): Delete.
2851 (ggc_alloc_rtx, ggc_alloc_rtvec, ggc_alloc_tree): Delete.
2852 (ggc_alloc_string, ggc_alloc): Delete.
2853 (ggc_free_rtx, ggc_free_rtvec, ggc_free_tree): Delete.
2854 (ggc_free_string, ggc_free_any): Delete.
2855 (ggc_set_mark_rtx, ggc_set_mark_rtvec, ggc_set_mark_tree): Delete.
2856 (ggc_compare_addresses, ggc_mark_string): Delete.
2857 (ggc_mark_string_if_gcable, ggc_mark): Delete.
2858 (search_data): Delete.
2859 (struct globals): New.
2860 (GGC_MIN_EXPAND_FOR_GC, GGC_MIN_LAST_ALLOCATED): New.
2861 (tree_insert, tree_lookup): New.
2862 (ggc_alloc_obj, ggc_set_mark, ggc_mark_if_gcable): New.
2863 (clear_marks, sweep_objs): New.
2864 (ggc_collect): Gut. Use clear_marks, sweep_objs.
2865 (init_ggc): Set allocated_last_gc.
2866 (ggc_push_context): Gut. Use G.context.
2867 (ggc_pop_context): Likewise.
2868 (ggc_pop_context_1): New.
2869 (debug_ggc_tree): New.
2870 (debug_ggc_balance, tally_leaves): New.
2871 * ggc.h (ggc_mark_rtvec, ggc_mark_string, ggc_mark): Remove decl.
2872 (ggc_mark_string_if_gcable): Remove decl.
2873 (ggc_mark_rtx, ggc_mark_tree): Use ggc_set_mark.
2874 (ggc_mark_rtvec_children): New.
2875 (ggc_mark_rtvec, ggc_mark_string, ggc_mark): New.
2876 (ggc_mark_if_gcable): New decl.
2877 (ggc_alloc_rtx, ggc_alloc_rtvec): Remove decl.
2878 (ggc_alloc_tree, ggc_alloc): Likewise.
2879 (ggc_set_mark_rtx, ggc_set_mark_rtvec, ggc_set_mark_tree): Likewise.
2880 (ggc_alloc_obj): New decl.
2881 (ggc_alloc_rtx, ggc_alloc_rtvec): New macros.
2882 (ggc_alloc_tree, ggc_alloc): Likewise.
2883 (ggc_set_mark): New decl.
2884 * rtl.h (struct rtx_def): Remove gc_mark.
2885 (struct rtvec_def): Likewise.
2886 * tree.h (struct tree_common): Likewise.
2888 Wed Oct 13 01:44:29 1999 Carol LePage <carolo@hal.com>
2890 * configure.in (sparc-hal-solaris2*): Fix xm_file, xm_defines,
2891 float_format and thread_file definitions.
2892 * configure: Rebuilt.
2894 Wed Oct 13 09:25:03 1999 Niels Möller <nisse@lysator.liu.se>
2896 * extend.texi (Function Names): Document types of function names.
2898 Wed Oct 13 00:45:04 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2900 * reload1.c (reload_reg_free_for_value_p): RELOAD_OTHER reloads with
2901 an earlyclobbered output conflict with RELOAD_INPUT reloads.
2903 Tue Oct 12 23:28:28 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
2905 * sh.h (BOOL_TYPE_SIZE): Don't use INT_TYPE_SIZE / CHAR_TYPE_SIZE.
2907 Tue Oct 12 23:19:32 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
2909 * sh.h (REGISTER_MOVE_COST): Change PR_REG to PR_REGS.
2911 Tue Oct 12 17:09:38 1999 David Edelsohn <edelsohn@gnu.org>
2913 * collect2.c (main): Do prelimnary link on AIX if rflag.
2915 Tue Oct 12 09:45:19 1999 Jonathan Larmour <jlarmour@cygnus.co.uk>
2917 * config/rs6000/eabi-ctors.c (__do_global_ctors): Run through
2918 __CTOR_LIST__ in opposite order, which is the correct order for sorted
2920 (__do_global_dtors): similarly for __DTOR_LIST__.
2922 Fri Oct 8 19:46:03 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
2923 Diego Novillo <dnovillo@cygnus.com>
2925 * config/sh/sh.h (REGISTER_MOVE_COST): Handle moves from T_REGS to
2928 Tue Oct 12 07:38:41 1999 Bruce Korb <autogen@linuxbox.com>
2930 * fixincl/*: Merged "no_bogosity" branch
2931 * fixincl/fixlib.h: protect against doubly defining t_bool
2932 * fixincl/server.h: protect against doubly defining t_bool
2934 Mon Oct 11 20:18:41 1999 Jim Wilson <wilson@cygnus.com>
2936 * genoutput.c: Include toplev.h.
2938 Mon Oct 11 18:56:14 1999 Jim Wilson <wilson@cygnus.com>
2940 * config/sparc/liteelf.h (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP):
2942 * configure.in (sparclite-*-elf, sparc86x-*-elf): Don't use libgloss.h.
2943 * configure: Regenerate.
2945 Mon Oct 11 16:07:49 1999 Richard Henderson <rth@cygnus.com>
2947 * gcse.c (delete_null_pointer_checks): Returns void.
2949 Mon Oct 11 20:31:51 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2951 * rtl.c (copy_rtx): Don't use accessor macros to copy fields.
2952 * emit-rtl.c (copy_insn_1): Likewise.
2954 Mon Oct 11 13:29:06 1999 Geoffrey Keating <geoffk@cygnus.com>
2956 * config/mips/mips.c (mips_build_va_list): Correct
2957 TREE_CHAIN setting when hard-float.
2958 (mips_va_start): Use corrected setting.
2959 (mips_va_arg): Likewise. Also pass a tree to build of
2960 POSTINCREMENT_EXPR rather than a naked 'int'.
2962 Sun Oct 10 18:27:27 1999 Mark Mitchell <mark@codesourcery.com>
2964 * ggc.h (ggc_push_context): Fix comment.
2965 (ggc_pop_context): Likewise.
2966 (mark_string_if_gcable): Likewise.
2967 * ggc-common.c (ggc_mark_rtx_children): Use
2968 ggc_mark_string_if_gcable.
2969 * ggc-page.c (ggc_lookup_page_table): New function.
2970 (ggc_allocated_p): Likewise.
2971 (mark_obj): Fix formatting.
2972 (ggc_mark_string_if_gcable): New function.
2973 * ggc-simple.c (ggc_allocated_strings): New variable.
2974 (ggc_strings_used): Likewise.
2975 (ggc_compare_addresses): New function.
2976 (ggc_pop_context): Pop the `any' memory too.
2977 (ggc_mark_string_if_gcable): New function.
2978 (ggc_collect): Initialize and tear down ggc_allocated_strings.
2980 Sun Oct 10 20:05:21 1999 David Edelsohn <edelsohn@gnu.org>
2982 * rs6000.md (movstrsi_?reg): Use preferred rD/rS = r5 form.
2983 (scc patterns): Disable most SImode variants if TARGET_POWERPC64.
2984 * rs6000.c (expand_block_move): Match movstrsi_?reg register
2987 Sun Oct 10 16:37:01 1999 Richard Henderson <rth@cygnus.com>
2989 * haifa-sched.c (sched_reg_n_calls_crossed): Delete.
2990 (sched_reg_live_length, sched_reg_basic_block): Delete.
2991 (current_block_num, bb_live_regs, old_live_regs): Delete.
2992 (dead_notes, struct sometimes): Delete.
2993 (sched_note_set, birthing_insn_p): Delete.
2994 (adjust_priority): Gut useless reg lifetime code.
2995 (create_reg_dead_note, attach_deaths): Delete.
2996 (attach_deaths_insn, new_sometimes_live): Delete.
2997 (finish_sometimes_live): Delete.
2998 (find_pre_sched_live, find_post_sched_live): Delete.
2999 (update_reg_usage): Delete.
3000 (find_insn_reg_weight): New, from corpse of find_pre_sched_live.
3001 (schedule_insns): Delete reg lifetime code.
3002 (sched_analyze): Use REG_SAVE_NOTE to stuff NOTE_INSN notes away.
3003 (unlink_other_notes): Adjust REG_NOTE commentary.
3004 (reemit_notes): Use REG_SAVE_NOTE.
3005 (schedule_block): Likewise.
3006 (schedule_region): Allocate bitmap of blocks in region. Use
3007 count_or_remove_death_notes. Use update_life_info.
3009 * rtl.h (REG_SAVE_NOTE): New.
3010 * rtl.c (reg_note_name): Update.
3012 Sun Oct 10 16:14:16 1999 Richard Henderson <rth@cygnus.com>
3014 * combine.c (refresh_blocks, need_refresh): New.
3015 (combine_instructions): Allocate refresh_blocks. Invoke
3016 update_life_info if needed.
3017 (distribute_notes): Mark refresh_blocks instead of installing
3019 * flow.c (update_life_info): Remove notes if GLOBAL_RM_NOTES.
3020 * basic_block.h (enum update_life_extent): Add GLOBAL_RM_NOTES.
3022 * Makefile.in (recog.o): Depend on basic-block.h.
3024 Sun Oct 10 12:03:21 1999 Richard Henderson <rth@cygnus.com>
3026 * genrecog.c (add_to_sequence): Thinko last change: delete
3027 shadowing allow_const_int variable.
3029 Sun Oct 10 08:40:00 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3031 * cppinit.c: Use HAVE_GCC_VERSION instead of explicitly testing
3032 __GNUC__ and __GNUC_MINOR__.
3034 * gansidecl.h: Likewise.
3040 * toplev.h: Likewise.
3046 * varray.c: Likewise.
3048 * varray.h: Likewise.
3050 Sun Oct 10 13:28:48 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3052 * loop.c (find_and_verify_loops): When looking for a BARRIER, don't
3053 use one before a jump table.
3055 * rtl.def (ADDRESS): Change documentation to match reality.
3056 * md.texi: Don't document it.
3057 * gmicro.md (load address pattern): Use 'p' constraint, delete use
3060 * emit-rtl.c (copy_insn_1): Make format_ptr a const char *.
3062 Sun Oct 10 02:41:41 1999 Richard Henderson <rth@cygnus.com>
3064 * genrecog.c (add_to_sequence): Move allow_const_int test outside
3065 known predicate block; default allow_const_int true.
3066 (debug_decision_list): New.
3068 Sun Oct 10 00:43:08 1999 Richard Henderson <rth@cygnus.com>
3070 * i386.h (CC1_SPEC): Typo -- use cc1_cpu.
3072 Sat Oct 9 23:26:55 1999 Jeffrey A Law (law@cygnus.com)
3074 * gcse.c (gcse_main): Avoid global optimizations if we have a
3075 large number of basic blocks and the ratio of edges to blocks
3077 (delete_null_pointer_checks): Likewise.
3079 Sat Oct 9 23:16:01 1999 Ken Raeburn <raeburn@mit.edu>
3081 * c-common.c (check_format_info): Warn if format string isn't a
3084 Sat Oct 9 23:04:02 1999 Jonathan Larmour <jlarmour@cygnus.co.uk>
3086 * configure.in (arm*-*-*): Don't let autoconf remove brackets
3087 * configure: regenerate
3089 Sat Oct 9 13:15:53 1999 Richard Henderson <rth@cygnus.com>
3091 * alpha.md (extendsidi2): Turn into a splitter. Allow f/f.
3092 If TARGET_FIX, allow r/f. Remove cvtlq unspec pattern.
3093 (peepholes): Re-enable.
3095 Sat Oct 9 12:18:16 1999 Richard Henderson <rth@cygnus.com>
3097 * Makefile.in (flow.o): Depend on TREE_H.
3098 * basic-block.h (REG_SET_EQUAL_P): New.
3101 (free_regset_vector): Remove declaration.
3102 (flow_delete_insn_chain): Declare.
3103 (enum update_life_extent): New.
3104 (update_life_info, count_or_remove_death_notes): Declare.
3105 * combine.c (distribute_notes) [REG_DEAD]: Stop search at bb->head.
3106 Verify register live at bb->global_live_at_start before adding USE.
3107 * flow.c (HAVE_epilogue, HAVE_prologue): Provide default.
3108 (CLEAN_ALLOCA): New.
3110 (PROP_*): New flags.
3111 (find_basic_blocks_1): Use alloc_EXPR_LIST.
3112 (clear_edges): Zero n_edges.
3113 (make_edge): Increment n_edges.
3114 (split_edge): Don't allocate bb->local_set. Increment n_edges.
3115 (flow_delete_insn_chain): Export.
3116 (delete_block): Decrement n_edges.
3117 (merge_blocks_nomove): Likewise.
3118 (life_analysis): Give life_analysis_1 PROP flags.
3119 (verify_wide_reg_1, verify_wide_reg): New.
3120 (verify_local_live_at_start): New.
3121 (update_life_info): Rewrite to call into propogate_block.
3123 (mark_regs_live_at_end): After reload, if epilogue as rtl,
3124 always mark stack pointer. Conditionally mark PIC register.
3125 After reload, mark call-saved registers, return regsiters.
3126 (life_analysis_1): Accept PROP flags not remove_dead_code.
3127 Call mark_regs_live_at_end before zeroing regs_ever_live.
3128 Use calculate_global_regs_live. Copy global_live_at_end before
3129 calling final propagate_block. Zero reg_next_use on exit.
3130 (calculate_global_regs_live): New.
3131 (allocate_bb_life_data): Don't allocate bb->local_set.
3132 (init_regset_vector, free_regset_vector): Remove.
3133 (propagate_block): Accept FLAGS not FINAL or REMOVE_DEAD_CODE.
3134 Test flags before every operation. Warn if prologue/epilogue insn
3135 would have been deleted.
3136 (mark_set_regs, mark_set_1): Accept and use FLAGS.
3137 Use alloc_EXPR_LIST.
3138 (mark_used_regs): Accept and use FLAGS, not FINAL.
3139 Remove special handling for RETURN.
3140 (try_pre_increment): Use alloc_EXPR_LIST.
3141 (dump_flow_info): Dump n_edges.
3142 (unlink_insn_chain, split_hard_reg_notes): Remove.
3143 (maybe_add_dead_note, maybe_add_dead_note_use): Remove.
3144 (find_insn_with_note, new_insn_dead_notes): Remove.
3145 (update_n_sets, sets_reg_or_subreg_1, sets_reg_or_subreg): Remove.
3146 (maybe_remove_dead_notes, prepend_reg_notes): Remove.
3147 (replace_insns): Remove.
3148 (count_or_remove_death_notes): New.
3149 (verify_flow_info): Abort on error after all checks.
3150 (remove_edge): Decrement n_edges.
3151 (remove_fake_edges): Tweek format.
3152 * haifa-sched.c (schedule_insns): Use split_all_insns.
3153 * output.h (update_life_info): Remove declaration.
3154 * recog.c (split_all_insns): From the corpse of split_block_insns,
3155 do the whole function block by block. Use update_life_info.
3156 (recog_last_allowed_insn): New.
3157 (recog_next_insn): Mind it.
3158 (peephole2_optimize): Set it. Walk backwards through blocks.
3159 Use update_life_info.
3160 * rtl.h (update_flow_info, replace_insns): Remove declarations.
3161 (split_all_insns): Declare.
3162 * toplev.c (rest_of_compilation): Thread prologue before flow2.
3163 Use split_all_insns.
3165 * i386.md (or -1 peep2s): Disable.
3167 Fri Oct 8 17:49:08 1999 Richard Henderson <rth@cygnus.com>
3169 * config/mips/mips.md (movstrsi+[123]) : Combine these into
3170 a single pattern. Scrap the 'd' versions as unnecessary.
3172 * config/mips/mips.md (tablejump_internal3,tablejump_mips161,
3173 tablejump_mips162,tablejump_internal4): The operands to a
3174 label_ref must be VOIDmode.
3176 Fri Oct 8 16:12:42 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3178 * configure.in (c-mbchar): Append, don't overwrite, `extra_c_flags'.
3180 Fri Oct 8 11:58:34 1999 Richard Henderson <rth@cygnus.com>
3182 * mips.c (mips_va_arg) [EABI]: Return addr_rtx.
3184 Fri Oct 8 11:58:34 1999 Richard Henderson <rth@cygnus.com>
3186 * lists.c (init_EXPR_INSN_LIST_cache): Don't need to zap the
3187 cache every function if ggc_p.
3189 Fri Oct 8 18:46:11 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3191 * jump.c (duplicate_loop_exit_test): Use copy_insn/copy_insn_1
3192 instead of copy_rtx. Accept sequences that contain asm statements.
3193 * emit-rtl.c (copy_insn_1, copy_insn): New functions.
3194 (copy_insn_scratch_in, copy_insn_scratch_out, copy_insn_n_scratches,
3195 orig_asm_operands_vector, copy_asm_operands_vector,
3196 orig_asm_constraints_vecotr, copy_asm_constraints_vector): New static
3198 * rtl.h (copy_insn, copy_insn_1): Declare.
3200 Fri Oct 8 13:08:12 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3202 * Makefile.in (insn-recog.o): Depend on hard-reg-set.h and resource.h.
3204 * alpha.h (ASM_OUTPUT_MI_THUNK): Pass the correct number of
3205 arguments to `current_file_function_operand'.
3207 * genrecog.c: Include hard-reg-set.h and resource.h in the
3208 generated output file.
3210 * real.c: Include tm_p.h.
3212 Fri Oct 8 18:46:11 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3214 * i386.md (prologue_allocate_stack): Add '=' constraint letter on
3217 Thu Oct 7 23:06:50 1999 Richard Henderson <rth@cygnus.com>
3219 * rs6000.md (fix_truncdfsi2_internal+1): Emit a clobber
3220 before the fctiwz insn.
3222 Thu Oct 7 22:53:00 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3223 Mark Mitchell <mark@codesourcery.com>
3225 * tree.c (make_lang_type_fn): New funtion pointer.
3226 (make_lang_type): Call it.
3227 * tree.h (make_lang_type): Declare.
3228 (make_lang_type_fn): Likewise.
3229 * rs6000.c (rs6000_build_va_list): Use make_lang_type.
3231 Thu Oct 7 00:36:17 1999 Diego Novillo <dnovillo@cygnus.com>
3233 * config/rs6000/rs6000.c (secondary_reload_class): For TARGET_ELF
3234 make sure that HIGH instructions are copied into BASE_REGS.
3236 Thu Oct 7 17:02:34 1999 Jason Merrill <jason@yorick.cygnus.com>
3238 * expr.c (expand_expr, TARGET_EXPR): Set TREE_USED sooner.
3240 Thu Oct 7 17:01:58 1999 Greg McGary <gkm@gnu.org>
3242 * c-decl.c (finish_struct): Use simpler method of
3243 removing elements of a singly-linked list.
3245 Thu Oct 7 15:23:28 1999 Michael Meissner <meissner@cygnus.com>
3247 * alpha.md (peephole2's): Comment out peephole2's that generate
3250 Thu Oct 7 12:00:53 1999 Richard Henderson <rth@cygnus.com>
3252 * genrecog.c (add_to_sequence): Disable mode check for
3255 Thu Oct 7 20:14:16 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3257 * ggc-simple.c (init_ggc): Set empty_string.
3259 Thu Oct 7 01:13:15 1999 Richard Henderson <rth@cygnus.com>
3261 * configure.in: Detect mmap. Add --with-gc=foo to select
3262 garbage collector; default to page if mmap available.
3263 * Makefile.in (GGC): Substitute.
3265 Wed Oct 6 23:56:30 1999 Richard Henderson <rth@cygnus.com>
3267 * c-decl.c (ggc_p): Enable.
3269 Wed Oct 6 17:17:08 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3271 * flow.c (verify_flow_info): Make it extern & unconditionally define.
3273 1999-10-06 Brendan Kehoe <brendan@cygnus.com>
3275 * sparc/sp86x-elf.h (SUBTARGET_SWITCHES): Add missing doc
3276 string for little-endian-data.
3278 Wed Oct 6 16:10:35 1999 Michael Meissner <meissner@cygnus.com>
3280 * varray.h (VARRAY_CHECK): Fix up appropriate revision check, in
3281 case somebody tries to compile --enable-checking code with gcc
3284 Wed Oct 6 12:22:50 1999 Richard Henderson <rth@cygnus.com>
3286 * genrecog.c (add_to_sequence): Verify operand to label_ref is
3289 Wed Oct 6 10:21:15 1999 Richard Henderson <rth@cygnus.com>
3291 * genconfig.c (main): Disable HAVE_conditional_arithmetic.
3292 * jump.c (jump_optimize_1): Document why.
3294 Wed Oct 6 10:41:56 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3296 * collect2.c (scan_prog_file, scan_libraries): Prototype function
3297 pointers and casts for `int_handler' and `quit_handler'.
3299 * flow.c (verify_flow_info, split_hard_reg_notes,
3300 find_insn_with_note, sets_reg_or_subreg_1, prepend_reg_notes,
3301 remove_edge, remove_fake_successors): Add static prototypes.
3302 (verify_flow_info): Wrap with macro ENABLE_CHECKING.
3303 (mark_set_1): Initialize variable `regno'.
3304 (unlink_insn_chain): Likewise for variable `curr'.
3305 (remove_fake_edges): Remove unused variables `e', `tmp' and `last'.
3307 * loop.c (strength_reduce): Initialize variable
3308 `unrolled_insn_copies'.
3309 (cmp_combine_givs_stats, cmp_recombine_givs_stats): Add static
3310 prototypes. Change these functions to take const PTR parameters
3311 to avoid prototype conflict when used as the comparson argument
3313 (check_dbra_loop): Initialize variable `comparison_val'.
3315 * reload.c (debug_reload_to_stream, debug_reload): Add prototypes.
3316 (get_secondary_mem): Mark parameter `x' with ATTRIBUTE_UNUSED.
3317 (find_valid_class): Initialize variable `best_class'.
3318 (find_reloads): Call memcpy, not bcopy.
3320 * reload1.c (gen_mode_int, dump_needs): Add prototypes.
3321 (hard_reg_use_compare): Don't needlessly cast away const.
3322 (reload_reg_class_lower): Likewise.
3323 (choose_reload_regs): Initialize variable `regno'.
3325 Tue Oct 5 16:34:12 1999 Paul Burchard <burchard@pobox.com>
3327 * ggc-page.c (GGC_ALWAYS_COLLECT): Fix typo when undef'ing.
3329 Tue Oct 5 16:14:40 1999 Michael Meissner <meissner@cygnus.com>
3331 * libgcc1-test.c (toplevel): Include stddef.h to get size_t.
3332 ({,d}discard): Add forward declarations. Declare parameter as
3334 (main_without_main): Explicitly declare return type to be int.
3335 (memcpy): Properly declare.
3337 * libgcc2.c (toplevel): If inhibit_libc is defined and not
3338 building the trampoline support, declare malloc, free, and
3340 (__clear_cache): Mark arguments as potentially unused.
3342 * frame.c (toplevel): If inhibit_libc is defined, declare
3345 Tue Oct 5 12:00:32 1999 Richard Henderson <rth@cygnus.com>
3347 * flow.c (make_edge): Accept an optional 2D bitmap in which
3348 to cache edge existence. Update all callers.
3349 (make_label_edge, make_eh_edge): Pass through the edge cache.
3350 (make_edges): Provide the cache.
3352 Tue Oct 5 12:16:49 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3354 * mbchar.c (literal_codeset, local_mbtowc, local_mblen): Constify
3356 (local_mbtowc): Change the type of variable `i' from int to size_t.
3358 * mbchar.h (ISSJIS1, ISSJIS2): Use parens around && within ||.
3359 (local_mbtowc, local_mblen, literal_codeset): Constify a char*.
3361 Tue Oct 5 11:34:52 1999 Michael Meissner <meissner@cygnus.com>
3363 * ggc-common.c (toplevel): Reorder includes, so that ggc.h comes
3364 after other includes that define the appropriate types. Include
3365 tm_p.h for getting user prototypes.
3366 * ggc-callbacks.c (toplevel): Ditto.
3367 * ggc-none.c (toplevel): Ditto.
3368 * gcc-page.c (toplevel): Ditto.
3369 * ggc-simple.c (toplevel): Ditto.
3371 Mon Oct 4 16:48:16 1999 Diego Novillo <dnovillo@cygnus.com>
3372 Jonathan Larmour <jlarmour@cygnus.co.uk>
3374 * config/mips/mips.c (mips_move_2words): Split doubles if
3375 ISA >= 3, !TARGET_64BIT, and destination is not an FP register.
3377 Mon Oct 4 21:47:31 1999 Richard Henderson <rth@cygnus.com>
3379 * genrecog.c (struct decision_test): New.
3380 (struct decision): Remove test-related members, sort the rest by size.
3381 (IS_SPLIT): Simplify.
3382 (new_decision, new_decision_test): New.
3383 (add_to_sequence): Use them. No special handling for args of
3385 (maybe_both_true): Renamed from not_both_true; return sense changed.
3386 (maybe_both_true_1, maybe_both_true_2): New. Broken out
3387 of maybe_both_true and adjusted for decision_test.
3388 (position_merit): Remove.
3389 (nodes_identical, nodes_identical_1): New, broken out of merge_trees.
3390 (merge_accept_insn): New, broken out of merge_trees.
3391 (merge_trees): Use them. No special case for c_test; no node
3392 splitting; use test type instead of position_merit.
3393 (factor_tests): New.
3394 (simplify_tests): New.
3395 (break_out_subroutines): Don't write code now.
3396 (find_afterward): New.
3397 (write_afterward, write_switch, write_cond): New.
3398 (write_action, is_unconditional): New.
3399 (write_node): New. Use them.
3400 (write_tree_1): Rewrite. Use the new functions above.
3401 (write_tree): Remove afterward processing.
3402 (write_subroutine): Simplify function variant emission.
3403 (write_subroutines): New.
3404 (same_codes, clear_codes): Remove.
3405 (same_modes, clear_modes): Remove.
3406 (write_header): New, broken out of main.
3407 (make_insn_sequence): Use new_decision and new_decision_test.
3408 (process_tree): New, broken out of main.
3409 (main): Adjust for merge_trees interface change.
3410 Don't #define operands in the output file.
3411 (record_insn_name): New, broken out of make_insn_sequence.
3412 (debug_decision_2, debug_decision_1, debug_decision_0): New.
3413 (debug_decision): New.
3415 1999-10-04 21:58 -0700 Zack Weinberg <zack@bitmover.com>
3417 * resource.c (find_free_register): Mark class_str argument const.
3418 * resource.h: Update prototype to match.
3420 * i386.h (PREDICATE_CODES): Add entry for long_memory_operand.
3421 * i386.md: Give all anonymous insns names.
3423 Mon Oct 4 21:12:02 1999 Jeffrey A Law (law@cygnus.com)
3425 * flow.c (merge_blocks): Avoid assing BASIC_BLOCK for non-existent
3428 Mon Oct 4 21:01:39 1999 Richard Henderson <rth@cygnus.com>
3430 * toplev.c (dbr_sched_time): Unconditional.
3431 (peephole2_time): New.
3432 (compile_file): Add pass numbers to all of the dump file suffixes.
3433 Dump peephole2_time. Don't dump times for non-applicable passes.
3434 (rest_of_compilation): Add pass numbers to dump file suffixes.
3435 Conditionalize calls to the scheduler.
3436 * invoke.texi: Update.
3438 Mon Oct 4 20:25:13 1999 Anthony Green <green@cygnus.com>
3440 * flow.c (make_edges): Fix insn iteration.
3441 (find_basic_blocks): Assign NULL_RTX, not 0, to rtx.
3442 (find_basic_blocks_1): Fix spelling mistake.
3444 Mon Oct 4 16:56:11 1999 Richard Henderson <rth@cygnus.com>
3446 * tree.c (build1): Set TREE_SIDE_EFFECTS for expressions that
3447 always have side-effects. Use memset not bzero.
3448 (make_node): Likewise.
3450 Mon Oct 4 16:22:20 1999 Mark Mitchell <mark@codesourcery.com>
3452 * stmt.c (expand_anon_union_decl): When any of the elements of the
3453 union is addressable, so is the entire union.
3455 Mon Oct 4 11:38:33 1999 Richard Henderson <rth@cygnus.com>
3457 * sbitmap.c (sbitmap_ones): Don't set too many bits.
3459 * bitmap.h (enum bitmap_bits): Add BITMAP_XOR.
3460 * bitmap.c (bitmap_operation): Return true iff TO changed.
3461 (bitmap_equal_p): New.
3462 (bitmap_bit_p): Tidy arithmetic.
3463 (debug_bitmap_file): Likewise.
3465 Mon Oct 4 11:28:37 1999 Richard Henderson <rth@cygnus.com>
3467 * toplev.c (rest_of_compilation): Turn on cse_not_expected
3468 before cse2 instead of after.
3470 Mon Oct 4 09:55:17 1999 Stan Cox <scox@cygnus.com>
3472 * mips.h (GO_IF_LEGITIMATE_ADDRESS): Let leasi/liadi handle large
3475 Mon Oct 4 08:54:12 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
3477 * cppinit.c (is_idchar initializer): Loosen tests to accept
3480 Mon Oct 4 02:31:20 1999 Mark Mitchell <mark@codesourcery.com>
3482 * mips.md: Define conditional move patterns for floating point
3483 operands and DI mode conditions.
3485 Mon Oct 4 02:12:41 1999 Mark Mitchell <mark@codesourcery.com>
3487 * tree.c (make_node): Set TREE_SIDE_EFFECTS for expressions that
3488 always have side-effects.
3490 Sun Oct 3 14:14:16 1999 Jeffrey A Law (law@cygnus.com)
3492 * mn10200.c (asm_file_start): Fix typo.
3494 * cppinit.c (is_idchar initializer): Tighten tests for when
3495 to put the table into initialized memory.
3497 * ggc-none.c (ggc_alloc_rtvec): An rtvec is an array of rtx,
3498 not an array of rtunion.
3499 * gcc-page.c (ggc_alloc_rtvec): Similarly.
3500 * gcc-simple (ggc_free_rtvec): Similarly.
3502 * genattrtab.c (simplify_cond): Make TESTS an array of rtxs, instead
3505 * mbchar.h: Add missing #endif.
3507 * t-fr30 (LIB2FUNCS_EXTRA): Remove definition.
3508 (FPBIT, DPBIT): Define.
3510 Sun Oct 3 12:44:05 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3512 * print-tree.c (print_node, indent_to): Remove redundant prototypes.
3514 * profile.c (instrument_arcs, output_gcov_string,
3515 tablejump_entry_p): Add static prototypes.
3516 (output_gcov_string): Constify a char*.
3518 * regmove.c (replacement_quality, fixup_match_2): Add static
3521 * resource.h (reg_dead_p): Add extern prototype.
3523 * rtl.c (trim_filename): Add static prototype.
3525 * scan-decls.c (skip_to_closing_brace): Likewise.
3527 * stmt.c (expand_decl_cleanup_no_eh): Hide definition.
3528 (expand_end_case): Initialize variable `range'.
3529 (emit_case_nodes): Remove unused prototype `rtx_fn'.
3531 * varasm.c (asm_emit_uninitialised): Add static prototype.
3532 (asm_emit_uninitialised, assemble_variable): Mark parameter with
3535 Sun Oct 3 12:24:52 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3537 * cpplib.c (if_directive_nameo): Add static prototype.
3539 * cse.c (cse_insn): Remove unused variable `p'.
3541 * except.c (create_rethrow_ref, push_entry,
3542 receive_exception_label, new_eh_region_entry, find_func_region,
3543 clear_function_eh_region, process_nestinfo): Add static prototypes.
3544 (get_reg_for_handler): Hide definition.
3545 (process_nestinfo): Initialize variable `extra_handlers'.
3547 * expr.h (expand_builtin_longjmp): Add extern prototype.
3549 * final.c (final_addr_vec_align, align_fuzz): Add static prototypes.
3551 * function.c (prepare_function_start): Likewise.
3552 (pop_function_context_from): Mark parameter `context' with
3554 (push_temp_slots_for_block, flush_addressof): Hide definition.
3556 * gcov.c (init_arc, reverse_arcs, create_program_flow_graph,
3557 solve_program_flow_graph, calculate_branch_probs,
3558 function_summary, main, fancy_abort): Add prototypes.
3560 * gen-protos.c (add_hash, parse_fn_proto, main): Likewise.
3561 (add_hash): Constify a char*.
3563 * ggc-common.c (ggc_mark_rtx_ptr, ggc_mark_tree_ptr,
3564 ggc_mark_tree_varray_ptr, ggc_mark_tree_hash_table_ptr,
3565 ggc_mark_string_ptr, ggc_mark_tree_hash_table_entry): Add prototypes.
3567 * integrate.c (expand_inline_function_eh_labelmap): Likewise.
3569 * lists.c (free_list, zap_lists): Likewise.
3571 Sun Oct 3 12:05:28 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3573 * alias.c (nonlocal_reference_p): Add static prototype.
3575 * bitmap.c (bitmap_element_allocate): Prototype args in function
3578 * builtins.c (stabilize_va_list): Add static prototype.
3579 (expand_builtin_va_arg): Constify a char*.
3581 * c-lex.c (getch, put_back, extend_token_buffer_to,
3582 read_line_number, token_getch, token_put_back): Add static
3585 * c-parse.gperf (hash, is_reserved_word): Likewise.
3587 * cccp.c (is_dir_separator): Likewise.
3589 Sat Oct 2 16:07:56 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3591 * graph.h: New file to prototype functions exported by graph.c.
3593 * Makefile.in (graph.o, toplev.o): Depend on graph.h.
3595 * graph.c: Include graph.h.
3597 * toplev.c: Likewise. Remove redundant prototypes.
3599 Sat Oct 2 11:28:33 1999 Krister Walfridsson <cato@df.lth.se>
3601 * invoke.texi: Removed duplicated description for -Q.
3603 Sat Oct 2 11:16:00 1999 Jim Kingdon <http://developer.redhat.com>
3605 * extend.texi: Grammar fix in __extension__ text.
3607 Sat Oct 2 11:06:31 1999 Richard Henderson <rth@cygnus.com>
3609 * md.texi (define_peephole2): New section.
3611 Sat Oct 2 10:57:56 1999 Jan Hubicka <hubicka@freesoft.cz>
3613 * i386.md (mov?i patterns): Fix handling of TARGET_USE_MOV0
3614 (mov $-1 to or peepholer): Enable for pentium when optimizing for
3617 Sat Oct 2 10:55:25 1999 Jan Hubicka <hubicka@freesoft.cz>
3619 * builtins.c (expand_builtin_strlen): Fix best mode searching loop.
3621 Sat Oct 2 10:53:22 1999 Jan Hubicka <hubicka@freesoft.cz>
3623 * i386.md (ffs expander): Emit Pentium friendly code for
3626 Sat Oct 2 02:48:21 1999 Mark P. Mitchell <mark@codesourcery.com>
3628 * tree.c (build): Don't look at TREE_SIDE_EFFECTS or TREE_RAISES
3632 Fri Oct 1 18:01:11 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3634 * i386elf.h (TARGET_DEFAULT): Use symbolic constants.
3636 Fri Oct 1 12:42:53 1999 Andreas Schwab <schwab@suse.de>
3638 * config/m68k/m68k.c (use_return_insn): Return false if the pic
3641 Fri Oct 1 10:56:06 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3643 * md.texi (No Constraints): Delete section.
3644 * Makefile.in (genattrtab.o): Don't depend on "insn-config.h".
3645 * final.c (final_scan_insn): We always have register constraints.
3646 * genattrtab.c: Don't include "insn-config.h".
3647 (write_attr_case): We always have register constraints.
3648 * genconfig.c (register_constraint_flag): Delete.
3649 (walk_insn_part): Don't check whether we have register constraints.
3650 (main): Don't write out "#define REGISTER_CONSTRAINTS".
3651 * genoutput.c (have_constraints): Delete.
3652 (main): Don't set it.
3653 (output_operand_data): We always have constraints.
3654 (scan_operands): Likewise.
3655 (compare_operands): Likewise.
3656 * local-alloc.c (block_alloc): We always have constraints.
3657 (requires_inout): Always compile this function.
3658 * recog.c (extract_insn): We always have constraints.
3659 (constrain_operands, reg_fits_class_p): Always compile these
3661 * recog.h (struct recog_data): Delete non-REGISTER_CONSTRAINTS
3663 (struct insn_operand_data): Likewise.
3664 * regclass.c (regclass): We always have constraints.
3665 (record_reg_classes, copy_cost, record_address_regs,
3666 auto_inc_dec_reg_p): Always compile these functions.
3667 * regmove.c (regmove_optimize): We always have constraints.
3668 * reload.c (find_reloads): Likewise.
3669 * reload1.c (reload): Likewise.
3670 (reload_cse_simplify_operands): Likewise.
3671 * i860.c (output_delay_insn): Likewise.
3673 Thu Sep 30 23:04:41 1999 Mark P. Mitchell <mark@codesourcery.com>
3675 * iris6.h (BUILD_VA_LIST_TYPE): Define.
3677 Thu Sep 30 18:44:50 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3679 * rs6000.c (rs6000_build_va_list): Create a TYPE_DECL node
3680 for the va_list record.
3682 Thu Sep 30 18:34:54 1999 Jan Hubicka <hubicka@freesoft.cz>
3684 * i386.c (ix86_adjust_cost): Ignore false ebp dependencies in
3687 Thu Sep 30 18:31:36 1999 Jan Hubicka <hubicka@freesoft.cz>
3689 * alias.c: Include insn-flags.h.
3690 * Makefile.in (alias.o): Update.
3692 Thu Sep 30 18:21:30 1999 Jan Hubicka <hubicka@freesoft.cz>
3694 * i386.c (ix86_expand_int_movcc): Convert LEU and GTU comparisons
3695 to LTU and GEU. Handle more cases using sbb.
3697 Thu Sep 30 18:18:39 1999 Jan Hubicka <hubicka@freesoft.cz>
3699 * i386.md (truncatexfdf splitters): Do not use subreg.
3700 (fop XFmode patterns): Fix mode in operand testing.
3702 Thu Sep 30 18:04:13 1999 Richard Henderson <rth@cygnus.com>
3704 * jump.c (jump_optimize_1): Amend last change to test only the
3705 form of the operand, not the insn.
3707 * jump.c (jump_optimize_1) [conditional_move]: Use general_operand
3708 not register_operand to determine when B may need preloading.
3710 Thu Sep 30 17:39:16 1999 Richard Henderson <rth@cygnus.com>
3712 * alpha.md (*): Use nonimmediate not general_operand for SET_DEST.
3713 (ffsdi2, extxl, insxh, mskxh): Add missing DImode to SET_SRC.
3714 (call-value patterns): Move to end of file.
3715 (*): Remove mode from label_ref in (pc) context.
3716 (movstrqi): Use memory not general_operand for BLKmode operands.
3717 (prologue_stack_probe_loop, builtin_longjmp): Add missing mode
3718 to register_operand operands.
3719 (peep2 patterns): Convert from commented-out peephole patterns.
3721 Thu Sep 30 14:39:17 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3723 * tree.h (enum built_in_function): Rename BUILT_IN_DWARF_REG_SIZE
3724 to BUILT_IN_INIT_DWARF_REG_SIZES.
3725 * builtins.c (expand_builtins, case BUILT_IN_INIT_DWARF_REG_SIZES):
3726 Renamed from BUILT_IN_DWARF_REG_SIZE; call
3727 expand_builtin_init_dwarf_reg_sizes.
3728 * c-decl.c (init_decl_processing): Replace __builtin_dwarf_reg_size
3729 with __builtin_init_dwarf_reg_size_table.
3730 * dwarf2out.c (struct reg_size_range): Delete.
3731 (expand_builtin_init_dwarf_reg_sizes): New function.
3732 (expand_builtin_dwarf_reg_size): Delete.
3733 * except.h (expand_builtin_init_dwarf_reg_sizes): Declare.
3734 (expand_builtin_dwarf_reg_size): Don't declare.
3735 * libgcc2.c (dwarf_reg_size_table_initialized): New.
3736 (dwarf_reg_size_table): New.
3737 (init_reg_size_table): New function.
3738 (copy_reg): Use dwarf_reg_size_table.
3739 (eh_context_initialize): Make sure dwarf_reg_size_table is initialized
3742 Thu Sep 30 05:40:34 1999 Richard Earnshaw <rearnsha@arm.com>
3744 * c-lang.c (finish_file case ndef ASM_OUTPUT_{CON,DE}STRUCTOR):
3745 Correctly build argument list to constructor and destructor functions.
3747 Thu Sep 30 00:13:27 1999 Dirk Zoller <duz@rtsffm.com>
3749 * c-tree.h (warn_float_equal): Declare.
3750 * c-decl.c (warn_float_equal): Define.
3751 (c_decode_option): Recognize -W[no-]float-equal.
3752 * c-typeck.c (build_binary_op): Conditionally warn
3753 about equality tests of floating point types.
3754 * toplev.c (documented_lan_options): Add -W[no-]float-equal.
3755 * invoke.texi: Add docs for -Wfloat-equal warning.
3757 Wed Sep 29 23:43:39 1999 Jeffrey A Law (law@cygnus.com)
3759 * h8300.h (INIT_TARGET_OPTABS): Use init_one_optab instead of
3760 generating RTL directly.
3761 * mips.h (INIT_TARGET_OPTABS): Likewise.
3762 * mn10200.h (INIT_TARGET_OPTABS): Likewise.
3764 * expr.h (init_mov_optab): Delete declaration
3766 * h8300.c (WORD_REG_USED): Update to avoid useless register
3767 saves in interrupt functions and functions which never return.
3769 * cse.c (struct set): Delete inner_dest_loc field.
3770 (cse_insn): Remove assignments to inner_dest_loc field.
3772 Wed Sep 29 16:06:20 1999 Richard Henderson <rth@cygnus.com>
3774 * ggc-page.c: Don't include <unistd.h> etc taken care of
3775 by "system.h". Include <sys/mman.h> afterward.
3777 Wed Sep 29 16:05:18 1999 Richard Henderson <rth@cygnus.com>
3779 * rs6000.c (rs6000_encode_section_info): If ggc_p, use
3782 Tue Sep 28 16:45:40 1999 David Edelsohn <edelsohn@gnu.org>
3784 * xcoffout.c (xcoffout_declare_function): Add documentation.
3785 * rs6000.c (num_insns_constant_wide): Use TARGET_POWERPC64 not
3786 TARGET_64BIT. Compare constant to -1, not bit pattern.
3787 (easy_fp_constant): Use TARGET_POWERPC64 not TARGET_64BIT.
3788 (expand_block_move): Allow 8 DImode loads for PowerPC64. Fix
3791 Tue Sep 28 16:43:14 1999 Nick Clifton <nickc@cygnus.com>
3793 * dwarf2out.c (add_abstract_origin_attribute): Abort if
3795 (gen_inlined_enumeration_type_die): Do not abort if the type has
3796 not been writeen out.
3797 (gen_inlined_structure_type_die): Do not abort if the type has
3798 not been writeen out.
3799 (gen_inlined_union_type_die): Do not abort if the type has
3800 not been writeen out.
3801 (gen_tagged_type_instantiation_die): Do not abort if the type
3802 has not been written out.
3804 Tue Sep 28 14:33:47 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3806 * c-decl.c (init_decl_processing): If MD_INIT_BUILTINS is defined,
3808 * reg-stack.c (straighten_stack): Copy hard reg set with
3811 Tue Sep 28 01:11:05 1999 Richard Henderson <rth@cygnus.com>
3813 * builtins.c (stabilize_va_list): Stabilize array type va_list
3814 to a pointer type, not the base record type.
3815 (expand_builtin_va_copy): Dereference the pointers explicitly;
3816 use the correct size for the copy.
3818 * rs6000.c (rs6000_va_start): Dereference valist to get to the record.
3819 (rs6000_va_arg): Likewise.
3821 Mon Sep 27 23:27:21 1999 Richard Henderson <rth@cygnus.com>
3823 * rtl.h (struct rtx_def): Move gc_mark to align mode field.
3825 Mon Sep 27 23:20:29 1999 Mark Mitchell <mark@codesourcery.com>
3827 * tree.h (struct tree_decl): Use `bclass', not `class', in name of
3829 (DECL_BUILT_IN_CLASS): Adjust accordingly.
3831 Mon Sep 27 23:03:16 1999 Richard Henderson <rth@cygnus.com>
3833 * ggc-page.c (GGC_MIN_LAST_ALLOCATED): New.
3834 (init_ggc): Use it instead of a constant.
3835 (ggc_collect): Bound allocated_last_gc by it.
3837 Mon Sep 27 19:06:04 1999 Jeffrey A Law (law@cygnus.com)
3839 * fixinc/fixinc.irix (stdio.h): Hack stdio.h to avoid problems
3842 Mon Sep 27 19:40:17 CEST 1999 Marc Espie <espie@cvs.openbsd.org>
3844 * configure.in (mips*el-*-openbsd*): Don't duplicate default settings.
3845 (mips*-*-openbsd*): Let big endian configuration be a fragment.
3847 * config/mips/openbsd.h: New, OpenBSD little endian target.
3848 * config/mips/openbsd-be.h: New, OpenBSD big endian target fragment.
3849 * config/mips/xm-openbsd.h: New, OpenBSD host.
3851 Mon Sep 27 10:28:48 1999 Andreas Schwab <schwab@suse.de>
3853 * config/m68k/m68k.c (output_function_prologue,
3854 output_function_epilogue): Use
3855 current_function_uses_pic_offset_table instead of regs_ever_live
3856 to decide whether to save/restore pic register.
3857 (legitimize_pic_address): Don't modify regs_ever_live any more.
3859 Sun Sep 26 10:55:36 1999 Mark Mitchell <mark@codesourcery.com>
3861 * function.h (struct function): Add x_dont_save_pending_sizes_p.
3862 * stor-layout.c (variable_size): Don't add sizes to the pending
3863 sizes list if x_dont_save_pending_sizes_p is set.
3865 Sun Sep 26 16:36:52 1999 Robert Lipe (robertlipe@usa.net)
3867 * config/i386/dgux.h (SELECT_RTX_SECTION): Provide dummy argument
3868 for symbolic_operand().
3869 * config/i386/sco5.h (SELECT_RTX_SECTION): Likewise.
3871 Sun Sep 26 07:37:11 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3873 * combine.c (gen_rtx_combine): Add missing call to va_end().
3875 * final.c (asm_fprintf): Likewise.
3877 * genattrtab.c (attr_rtx): Likewise.
3879 Sat Sep 25 13:11:07 1999 Jeffrey A Law (law@cygnus.com)
3881 * cse.c: Update comments.
3882 (cse_insn): When converting a conditional/computed jump into
3883 an unconditional jump, always make sure a BARRIER immediately
3884 follows the converted jump. Do not delete unreachable code.
3885 (cse_basic_block): Do not delete unreachable code.
3886 * toplev.c (rest_of_compilation): Move call to
3887 delete_trivially_dead_insns after the conditional call to
3890 Sat Sep 25 09:03:17 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3892 * collect2.c (make_temp_file): Don't prototype.
3894 * gcc.c (make_temp_file): Likewise.
3896 * mips.c (mips_make_temp_file): Renamed from `make_temp_file'.
3898 Sat Sep 25 13:42:15 1999 Nick Clifton <nickc@cygnus.com>
3900 * varasm.c (asm_emit_uninitialised): New function: Generate
3901 the assembler statements necessary to declare an uninitialised
3903 (ASM_EMIT_LOCAL): New macro: Emit a local, uninitialised
3905 (ASM_EMIT_BSS): New macro: Emit an entry in the bss section.
3906 (ASM_EMIT_COMMON): New macro: Emit an entry in the common
3908 (assemble_variable): Use asm_emit_uninitialised to emit an
3909 uninitialised variable.
3911 Fri Sep 24 17:10:56 1999 Nick Clifton <nickc@cygnus.com>
3913 * combine.c (simplify_comparison): Cope with downshifting a 32 bit
3914 constant on a 64 bit host. Patch supplied by Geoffrey Keating
3915 <geoffk@cygnus.com>.
3917 Fri Sep 24 10:48:10 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3919 * builtins.c (expand_builtin): Use MD_EXPAND_BUILTIN if defined.
3920 * c-common.h (builtin_function): Don't declare.
3922 * c-decl.c (duplicate_decls): Use DECL_BUILT_IN_CLASS rather than
3924 (pushdecl): Likewise.
3925 (finish_decl): Likewise.
3926 (builtin_function): New arg CLASS. Arg FUNCTION_CODE now of type
3927 int. All callers changed.
3928 Set the builtin's DECL_BUILT_IN_CLASS.
3929 * tree.h (enum built_in_class): New.
3930 (enum built_in_function): Delete NOT_BUILT_IN.
3931 (DECL_FUNCTION_CODE): The corresponding field in tree_decl is now
3933 (DECL_SET_FUNCTION_CODE): Likewise.
3934 (DECL_BUILT_IN_CLASS): New macro.
3935 (DECL_BUILT_IN): Use DECL_BUILT_IN_CLASS.
3936 (struct tree_decl): Split builtin function code field into a
3938 (builtin_function): Declare.
3940 Fri Sep 24 01:45:05 1999 Mark Mitchell <mark@codesourcery.com>
3942 * optabs.c (init_traps): Fix typo in last change.
3944 Fri Sep 24 01:10:11 1999 Mark Mitchell <mark@codesourcery.com>
3946 * toplev.c (rest_of_decl_compilation): Update comment.
3948 Fri Sep 24 11:57:06 1999 Geoffrey Keating <geoffk@cygnus.com>
3950 * config/mips/elf.h (ASM_OUTPUT_ALIGNED_BSS): Put the symbol
3951 in .sbss if appropriate.
3952 (EXTRA_SECTION_FUNCTIONS): Add sbss.
3953 (SBSS_SECTION_ASM_OP): New macro.
3954 * config/mips/linux.h (EXTRA_SECTION_FUNCTIONS): Add sbss.
3955 (EXTRA_SECTIONS): Add in_sbss.
3956 * config/mips/mips.h: Prototype sbss_section.
3958 Thu Sep 23 18:18:55 1999 Mark Mitchell <mark@codesourcery.com>
3960 * stmt.c (expand_start_bindings): Don't allow cleanup instructions
3963 Thu Sep 23 18:07:01 1999 Mark Mitchell <mark@codesourcery.com>
3965 * optabs.c (init_traps): Register trap_rtx as a GC root.
3967 Thu Sep 23 17:41:47 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
3969 * config/mips/mips.c (function_arg_pass_by_reference): Define
3970 unconditionally, since it's called unconditionally.
3972 Thu Sep 23 13:40:02 1999 Jason Merrill <jason@yorick.cygnus.com>
3974 * toplev.c (documented_lang_options): Add -fshort-wchar.
3975 * c-decl.c (c_decode_option): Likewise.
3976 (init_decl_processing): If -fshort-wchar, use 'short unsigned int'
3978 * c-common.c, c-lex.c: Get WCHAR_TYPE_SIZE from wchar_type_node.
3979 * gcc.c (default_compilers): If -fshort-wchar,
3980 override __WCHAR_TYPE__.
3981 * tm.texi (C Dialect Options): Add -fshort-wchar.
3983 * dwarf2out.c (output_aranges): Use DW_AT_location to find the
3984 symbol for a variable.
3986 * cpplib.h (CPP_PREPROCESSED): New macro.
3987 * cpplib.c (handle_directive): Don't complain about `# NUMBER' if
3988 we're seeing this input for a second time.
3990 Thu Sep 23 12:54:49 1999 Alex Samuel <samuel@codesourcery.com>
3992 * emit-rtl.c (init_emit_once): Initialize modes first.
3994 Sun Sep 19 01:23:23 1999 Alex Samuel <samuel@codesourcery.com>
3996 * config/i386/i386.c (pic_label_name): Change to char pointer.
3997 (global_offset_table): New variable.
3998 (load_pic_register): Fill global_offset_table if it hasn't
3999 already been done. Allocate pic_label_name dynamically.
4000 * ggc.h (empty_string): New variable.
4001 * ggc-simple.c (empty_string): Likewise.
4002 (init_ggc): Allocate empty_string and add as root.
4003 * stmt.c (digit_strings): New variable.
4004 (init_stmt): Add last_block_end_note as root. Allocate and
4005 initialize digit_strings.
4006 (expand_asm_operands): Use empty_string instead of string
4007 constant. Use digit_strings instead of string constants.
4008 * profile.c (init_arc_profiler): Allocate string with
4009 ggc_alloc_string instead of xmalloc.
4010 (output_func_start_profiler): Likewise.
4011 * c-typeck.c (digest_init): Check if init is error_mark_node.
4013 Thu Sep 23 12:59:14 1999 Alex Samuel <samuel@codesourcery.com>
4014 Richard Henderson <rth@cygnus.com>
4016 * ggc-page.c: New file.
4017 * Makefile.in (ggc-page.o): New.
4019 Thu Sep 23 13:55:21 1999 Jeffrey A Law (law@cygnus.com)
4021 * invoke.texi: Document -fdelete-null-pointer-checks
4022 * toplev.c (flag_delete_null_pointer_checks): New.
4023 (f_options): Add entry for -fdelete-null-pointer-checks.
4024 (rest_of_compilation): Conditionalize null pointer check
4025 elimination on flag_delete_null_pointer_checks.
4026 (main): If -O2 or greater, enable -fdelete-null-pointer-checks
4028 1999-09-23 10:56 -0700 Zack Weinberg <zack@bitmover.com>
4030 * iso646.h, stdarg.h, stdbool.h, stddef.h, varargs.h: Add
4031 copyright notice and special exception to GPL.
4033 Thu Sep 23 13:40:23 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4035 * abi64.h (mips_function_value): Add prototype arguments.
4037 * mips-protos.h: New file with mips prototypes.
4039 * mips.c: Include "tm_p.h".
4040 (mktemp, lookup_name): Add prototype arguments.
4041 (extern_list, string_constant, mips_fill_delay_slot,
4042 mips_output_external, mips_output_external_libcall,
4043 mips_output_filename, mips_declare_object, function_prologue,
4044 mips_expand_prologue, function_epilogue, mips16_constant,
4045 build_mips16_function_stub, mips_output_conditional_branch):
4047 (mips_va_start): Remove unused variable `u'.
4048 (mips_va_arg): Cast value to unsigned when comparing against one.
4050 (save_restore_insns, mips_expand_prologue): Add missing arg in
4051 call to `large_int'.
4053 * mips.h: Move prototypes to mips-protos.h.
4054 (data_section, memory_address_p, rdata_section,
4055 readonly_data_section, simple_epilogue_p, text_section): Delete
4056 prototypes delcared elsewhere.
4057 (mips_epilogue_delay_slots, print_options): Delete unused decls.
4059 (GO_PRINTF, GO_PRINTF2): Call fprintf, not trace.
4061 * mips.md: Delete extra args in call to `mips_move_2words'.
4063 * xm-iris6.h (alloca): Add prototype argument.
4065 * genpeep.c: Include "tm_p.h" in generated output file.
4067 Thu Sep 23 10:36:55 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
4069 * basic-block.h (find_edge_index): Change parameters.
4070 * flow.c (verify_edge_list): Pass basic_block parameters to
4071 find_edge_index instead of integers.
4073 Thu Sep 23 15:54:12 1999 Nick Clifton <nickc@cygnus.com>
4075 * combine.c (simplify_comparison): Use an unsigned shift to adjust
4078 Thu Sep 23 08:46:21 1999 Guy Harris <guy@netapp.com>
4080 * gcc.1: Fix a formatting error.
4082 Wed Sep 22 16:10:21 1999 Martin v. Löwis <loewis@informatik.hu-berlin.de>
4084 * install.texi (Configurations): Remove pyramid. Add fr30, i686,
4085 i786, mn10200, mn10300, pdp11, v850.
4087 Thu Sep 23 07:37:13 1999 Dan Nicolaescu <dann@ics.uci.edu>
4089 * libgcc2.c (num_digits): Add prototype with
4090 __attribute__((const)).
4091 (__terminate): Add prototype.
4093 Thu Sep 23 05:32:06 1999 Richard Henderson <rth@cygnus.com>
4095 * builtins.c, dbxout.c, varasm.c: Include tm_p.h.
4097 * alpha/alpha.c (print_operand): Fix type of `code'.
4098 (alpha_output_filename): Constify.
4099 * alpha/alpha.h: Move all function declarations ...
4100 * alpha/alpha-protos.h: ... here. New file.
4101 * alpha/elf.h (CONST_SECTION_FUNCTION): Prototype the function.
4102 (SECTION_FUNCTION_TEMPLATE): Likewise.
4104 Thu Sep 23 11:15:36 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4106 * expmed.c (do_cmp_and_jump): Pass ccp_jump to can_compare_p.
4107 * expr.c (expand_expr): Likewise.
4108 (do_jump): Likewise.
4109 (do_store_flag): Pass ccp_store_flag to can_compare_p.
4110 * expr.h (enum optab_index): Add cbranch, cmov, cstore optabs and
4112 (enum can_compare_purpose): New.
4113 (can_compare_p): Adjust prototype.
4114 (prepare_cmp_insn, prepare_operand): Declare.
4115 * genopinit.c (optabs): Add cbranch_optab, cmov_optab, cstore_optab.
4116 * optabs.c (cmp_available_p): Deleted.
4117 (expand_abs): Pass ccp_jump to can_compare_p.
4118 (can_compare_p): New arg PURPOSE. Check for combined optabs.
4119 (prepare_cmp_insn): No longer static. Add arg PURPOSE.
4120 Call can_compare_p rather than cmp_available_p.
4121 (prepare_operand): No longer static.
4122 (emit_cmp_and_jump_insn): Check for and use cbranch patterns.
4123 (emit_cmp_and_jump_insns): Pass ccp_jump to prepare_cmp_insn.
4124 (expand_float): Fix a slightly broken emit_cmp_insn/emit_jump_insn
4125 sequence to use emit_cmp_and_jump_insns.
4126 (init_optabs): Initialize cbranch_optab, cmov_optab, cstore_optab.
4128 Wed Sep 22 17:58:01 1999 Stan Cox <scox@cygnus.com>
4130 * mips.h (GO_IF_LEGITIMATE_ADDRESS): Don't accept large
4131 register offsets; let LEGITIMIZE_ADDRESS load it into a register.
4132 (LEGITIMIZE_ADDRESS): Use plus_constant to avoid
4133 (plus (reg) (const_int 0))
4134 * mips.md (call_internal3c): New pattern for -mips16 -mlong-calls.
4136 Wed Sep 22 17:55:31 1999 David Edelsohn <edelsohn@gnu.org>
4138 * rs6000.c (expand_block_move): DImode loads and stores require
4139 word-aligned displacements. Increment address registers with
4140 adddi3 on 64-bit platform. Use TARGET_POWERPC64 not TARGET_64BIT.
4142 Wed Sep 22 17:35:55 1999 Michael Meissner <meissner@cygnus.com>
4144 * dwarf2out.c (base_type_die): Use the name __unknown__ if there
4145 is no name for the base type, rather than segfault. If we are
4146 writing out a complex integer type, use DW_ATE_lo_user.
4148 * expr.c (emit_move_insn_1): If we are copying a complex that fits
4149 in one word or less (complex char, complex short, or on 64 bit
4150 systems complex float) to/from a hard register, copy it through
4151 memory instead of dying in gen_{real,imag}part. If we have a
4152 short complex type, prevent inlining since it allocates stack
4155 * tree.c (build_complex_type): If we are writing dwarf2 output,
4156 generate a name for complex integer types.
4158 Wed Sep 22 11:34:08 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
4160 * basic-block.h (add_noreturn_fake_exit_edges): Use correct name.
4161 * flow.c (remove_edge): Remove extra whitespace.
4162 (remove_fake_edges): Fix comment.
4163 (add_noreturn_fake_exit_edges): Use the correct name.
4165 Wed Sep 22 16:12:40 BST 1999 Nathan Sidwell <nathan@acm.org>
4167 * Makefile.in (INTL_MOSTLYCLEAN, INTL_CLEAN): New variables.
4168 (mostlyclean): Depend on INTL_MOSTLYCLEAN.
4169 (clean): Depend on INTL_CLEAN.
4170 (maintainer-clean): Adjust.
4172 Wed Sep 22 10:18:56 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4174 * configure.in (AC_PREREQ): Bump to 2.13.
4175 (AC_C_STRINGIZE): Call this instead of using a custom macro.
4177 * gansidecl.h (HAVE_STRINGIZE): Define, if stage2 gcc && __STDC__.
4179 * system.h (HAVE_STRINGIZE): Test this instead of HAVE_CPP_STRINGIFY.
4181 * acconfig.h (HAVE_CPP_STRINGIFY): Delete.
4183 * alpha/xm-vms.h (HAVE_CPP_STRINGIFY): Delete.
4184 (HAVE_STRINGIZE): Define.
4186 Wed Sep 22 06:25:15 1999 Jim Kingdon <http://developer.redhat.com>
4188 * c-parse.in: save and restore warn_pointer_arith on __extension__
4189 along with pedantic.
4190 (SAVE_WARN_FLAGS, RESTORE_WARN_FLAGS): Added.
4191 Set the type of extension to itype rather than $<itype>1 kludge.
4192 * extend.texi (Alternate Keywords): Adjust documentation.
4193 * c-parse.c, c-parse.y, objc-parse.c, objc-parse.y: Rebuilt.
4195 Wed Sep 22 06:06:57 1999 Jeffrey A Law (law@cygnus.com)
4197 * pa.c, pa.h, pa.md: Support multiple assembler dialects in
4198 most assembler templates.
4200 * pa.c (hppa_legitimize_address): Handle full offsets for PA2.0
4201 FP loads and stores.
4202 (following_call): Always return zero for the PA8000.
4203 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Handle full offsets for PA2.0
4204 FP loads and stores.
4205 (LEGITIMIZE_RELOAD_ADDRESS): Similarly.
4207 * pa.h (BRANCH_COST): Define.
4209 * pa.md (return, return_internal): Use bve for PA2.0.
4211 * pa.md (fused multiply): Add variants which reduce height for the
4212 fused multiply, but which still generate 2 insns.
4213 (fnegabs): Similarly.
4215 * pa.md (subsi3): Turn into an expander. Create two anonymous
4216 patterns. One for PA2.0 one for PA1.x. Use mtsarcm for PA2.0.
4217 * pa.h (EXTRA_CONSTRAINT): Handle 'S'.
4219 * pa.md (floatunssisf2, floatunssidf2): Generate different RTL
4221 (floatunssidf2_pa20, floatunssisf2_pa20): New patterns for PA2.0
4223 (floatunsdisf2, floatunsdidf2, fixuns_truncsfsi2): Likewise.
4224 (fixuns_truncdfsi2, fixuns_truncsfdi2, fixuns_truncdfsi2): Likewise.
4226 * regclass.c (init_regs): Add "top_of_stack" as a garbage
4229 * flow.c (record_active_eh_regions): Terminate loop after finding
4230 the last insn in the last basic block.
4232 Wed Sep 22 20:25:00 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
4234 * config/c4x/c4x.md: Delete parallel instruction peepholes.
4236 Wed Sep 22 19:59:19 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
4238 * config/c4x/c4x.c (c4x_add_gc_roots): Add tree roots.
4240 Wed Sep 22 19:56:25 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
4242 * config/c4x/c4x.c (c4x_process_after_reload): Rework machdep insn
4243 splitting to not use output template.
4245 Wed Sep 22 19:50:12 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
4247 * config/c4x/c4x.h (EXPAND_BUILTIN_VA_START): Call c4x_va_start.
4248 * config/c4x/c4x.c (c4x_va_start): New function.
4250 Tue Sep 21 18:40:01 1999 Jan Hubicka <hubicka@freesoft.cz>
4252 * genrecog.c (not_both_true): Handle correctly cases when called for
4253 tests with different positions in the insn.
4255 Tue Sep 21 18:29:11 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4257 * machmode.h (HOST_PTR_PRINTF): Move from here ...
4259 * system.h (HOST_PTR_PRINTF): ... to here.
4261 * mips-tfile.c: Don't include machmode.h.
4263 * Makefile.in (MACHMODE_H): New variable. Update to use it.
4264 (mips-tfile.o): Don't depend on machmode.h.
4266 Tue Sep 21 18:27:34 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4268 * haifa-sched.c (sched_analyze): Rename local variable `region' to
4269 avoid conflicts with typedef struct `region' at the top level scope.
4271 Tue Sep 21 14:14:50 1999 Richard Henderson <rth@cygnus.com>
4273 * basic-block.h (basic_block): Add eh_beg, eh_end.
4274 * flow.c (entry_exit_blocks): Update.
4275 (find_basic_blocks): Don't allocate bb_eh_end, or pass it around.
4277 (find_basic_blocks_1): Don't record eh_list at each bb. Use
4278 lists.c functions to allocate insn lists.
4279 (make_edges): Use eh_beg+eh_end, not the lists. Split out EH
4281 (make_eh_edge): ... here. New.
4282 (move_stray_eh_region_notes): New.
4283 (record_active_eh_regions): New.
4284 (delete_unreachable_blocks): Split out block merging ...
4285 (try_merge_blocks): ... here. New.
4286 (merge_blocks_move_predecessor_nojumps): Remove edge arg.
4287 Dump debugging data.
4288 (merge_blocks_move_successor_nojumps): Likewise.
4289 (merge_blocks): Use eh_beg+eh_end to validate block movement.
4291 Tue Sep 21 11:15:03 1999 Martin v. Löwis <loewis@informatik.hu-berlin.de>
4293 * extend.texi (Bound member functions): Document unbound pmf
4296 Tue Sep 21 14:55:11 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
4298 * flow.c (split_edge): Handle insertion on a fallthrough edge which
4299 has the EXIT_BLOCK as a dest.
4301 Tue Sep 21 14:51:23 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
4303 * flow.c (remove_edge): New function to remove an edge from the
4305 (remove_fake_successors): New function to remove fake successor edges.
4306 (remove_fake_edges): New function to remove all fake edges from the
4308 (add_fake_exit_edges): New function to add fake edges from all blocks
4309 with no successors to the exit block.
4310 * basic-block.h (remove_fake_edges, add_fake_exit_edges): Add
4311 prototypes for new functions.
4313 Tue Sep 21 14:49:53 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
4315 * config/mips/elf64.h (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR):
4316 Use Pmode to determine whether to output .dword or .word.
4318 Tue Sep 21 11:04:34 1999 Alex Samuel <samuel@codesourcery.com>
4320 * tree.c (built_in_filename): New variable.
4321 (BUILT_IN_FILENAME): New macro.
4322 (init_tree_codes): Allocate built_in_filename.
4323 (make_node): Use built_in_filename instead of string constant.
4325 Tue Sep 21 14:13:27 1999 Nick Clifton <nickc@cygnus.com>
4327 * configure.in: Add fr30 target.
4328 * configure: Regenerate.
4329 * config/fr30: New directory.
4330 * config/fr30/crti.asm: New file.
4331 * config/fr30/fr30.c: New file.
4332 * config/fr30/crtn.asm: New file.
4333 * config/fr30/fr30.h: New file.
4334 * config/fr30/fr30.md: New file.
4335 * config/fr30/lib1funcs.asm: New file.
4336 * config/fr30/t-fr30: New file.
4337 * config/fr30/xm-fr30.h: New file.
4339 Tue Sep 21 06:45:31 1999 Jeffrey A Law (law@cygnus.com)
4341 * flow.c (merge_blocks_move_successor_nojumps): Delete the
4342 BARRIER at the end of the successor, not the BARRIER before
4345 * pa.c (pa_add_gc_roots): Fix thinko in last change.
4347 Tue Sep 21 05:29:17 1999 Richard Earnshaw (rearnsha@arm.com)
4349 * stmt.c (any_pending_cleanups): Don't crash when
4350 current_function->stmt is unset.
4352 Tue Sep 21 00:59:49 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
4354 * emit-rtl.c (init_emit_once): Initialize const_int_rtx before
4355 other initializations that may use it for relative offsets.
4357 Mon Sep 20 21:43:25 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
4359 * config/i386/sol2.h (PREFERRED_DEBUGGING_TYPE): Use stabs.
4360 (ASM_SPEC): Moved from sol2dbg.h. Added work-around for gas.
4361 * config/i386/sol2dbg.h: Removed.
4362 * config/i386/sol2gas.h: New file, to enable gas work-around.
4363 * configure.in: Use i386/sol2gas.h on Solaris/x86 --with-gas.
4364 Don't use sol2dbg.h.
4365 * configure: Rebuilt.
4367 Mon Sep 20 13:29:41 1999 Mark Mitchell <mark@codesourcery.com>
4369 * invoke.texi (-fthis-is-variable): Remove documentation.
4371 Mon Sep 20 12:59:16 1999 Richard Henderson <rth@cygnus.com>
4373 * basic-block.h (compute_bb_for_insn): Declare.
4374 * flow.c (compute_bb_for_insn): Export. Don't accept the varray
4375 to use; set size of basic_block_for_insn directly.
4376 (find_basic_blocks): Update.
4378 Mon Sep 20 15:11:54 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4380 * flow.c (verify_flow_info): Fix typo, "abort;" -> "abort ();".
4382 Mon Sep 20 14:56:34 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4384 * crtstuff.c (ON_EXIT): Delete empty macro definition.
4385 (__do_global_ctors_aux): Call atexit(), not ON_EXIT().
4387 Mon Sep 20 15:25:35 1999 Nick Clifton <nickc@cygnus.com>
4389 * c-decl.c (c_decode_option): Extend comment.
4391 Mon Sep 20 14:43:37 1999 Nick Clifton <nickc@cygnus.com>
4393 * toplev.c (progname): Make 'const char *'
4394 (flag_print_mem): Move out of main.
4395 (version_flag): Move out of main.
4396 (filename): Move out of main.
4397 (debug_args): Remove g prefix from options.
4398 (documented_lang_options): Remove cpplib specific options.
4399 (display_help): Add g prefix to debug options.
4400 (check_lang_option): Delete this function.
4401 (decode_d_option): New function: Decode -d... option.
4402 (decode_f_option): New function: Decode -f... option.
4403 (decode_W_option): New function: Decode -W... option.
4404 (decode_g_option): New function: Decode -g... option.
4405 (independent_decode_option): New function: Decode a language
4406 independent command line option.
4407 (main): Invoke lang_decode_option and then
4408 independent_decode_option on each command line option in
4411 Mon Sep 20 05:41:36 1999 Jeffrey A Law (law@cygnus.com)
4413 Revert this change. Gavin's patch to operand_equal_p is a better fix.
4414 * fold-const.c (fold_range_test): Do not try to fold the range
4415 test if the rhs or lhs has side effects.
4417 * basic-block.h (compute_flow_dominators): Declare.
4419 * gcse.c (alloc_code_hoist_mem): New function.
4420 (free_code_hoist_mem, compute_code_hoist_vbeinout): Likewise.
4421 (compute_code_hoist_data, hoist_expr_reaches_here_p): Likewise.
4422 (hoist_code, one_code_hoisting_pass): Likewise.
4423 (gcse_main): If optimizing for size, then hoist expressions
4424 computed in multiple dominated basic blocks.
4426 * gcse.c (invalid_nonnull_info): New function.
4427 (delete_null_pointer_checks): Likewise.
4428 * rtl.h (delete_null_pointer_checks): Declare.
4429 * toplev.c (rest_of_compilation): Call delete_null_pointer_checks.
4431 * flow.c (merge_blocks_move_predecessor_nojumps): New function.
4432 (merge-blocks_move_successor_nojumps): Likewise.
4433 (merge_blocks): Allow merging of some blocks, even if it requires
4434 physical movement of the blocks, but not if it requires new jumps.
4436 * bitmap.c (debug_bitmap_file): Renmaed from bitmap_debug_file.
4437 Callers and prototype changed.
4438 * bitmap.h: Fix debug_bitmap and debug_bitmap_file prototypes.
4440 Mon Sep 20 06:56:32 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
4442 * config/sparc/sol2.h (LINK_SPEC): Avoid the duplication of
4443 -YP when both -p and -pg are present. From i386/sol2.h.
4445 Mon Sep 20 10:49:05 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4447 * Makefile.in (distclean): Delete tm_p.h.
4448 * configure.in: Create a new file, "tm_p.h", from a list in
4449 "tm_p_file". For ix86 systems, set up "tm_p_file" to include
4450 "i386/i386-protos.h".
4452 * alias.c: Include "tm_p.h".
4453 * c-typeck.c: Likewise.
4454 * calls.c: Likewise.
4456 * emit-rtl.c: Likewise.
4457 * explow.c: Likewise.
4458 * expmed.c: Likewise.
4460 * final.c: Likewise.
4462 * fold-const.c: Likewise.
4463 * function.c: Likewise.
4465 * global.c: Likewise.
4466 * haifa-sched.c: Likewise.
4467 * integrate.c: Likewise.
4469 * local-alloc.c: Likewise.
4471 * optabs.c: Likewise.
4472 * recog.c: Likewise.
4473 * reg-stack.c: Likewise.
4474 * regclass.c: Likewise.
4475 * regmove.c: Likewise.
4476 * reload.c: Likewise.
4477 * reload1.c: Likewise.
4478 * reorg.c: Likewise.
4479 * resource.c: Likewise.
4481 * stor-layout.c: Likewise.
4482 * toplev.c: Likewise.
4484 * unroll.c: Likewise.
4485 * genattrtab.c (main): Make generated file include "tm_p.h".
4486 * genemit.c (main): Likewise.
4487 * genoutput.c (main): Likewise.
4488 * genrecog.c (main): Likewise.
4490 * i386.h: Delete all prototypes.
4491 * i386.c: Include "tm_p.h".
4492 (ix86_attr_length_default): Call constant_call_address_operand
4493 with correct number of arguments.
4494 * i386-protos.h: New file.
4495 * i386.md (unnamed patterns): Call constant_call_address_operand
4496 with correct number of arguments.
4497 (exception_receiver): Call load_pic_register with correct number
4500 Sun Sep 19 14:18:39 1999 Richard Henderson <rth@cygnus.com>
4502 * c-pragma.c (mark_align_stack): Dereference the void* properly.
4504 Sun Sep 19 09:03:40 1999 Mark Mitchell <mark@codesourcery.com>
4506 * rtl.h (insns_safe_to_move_p): New function.
4507 * loop.c (find_and_verify_loops): Use it.
4508 * rtlanal.c (insns_safe_to_move_p): Define it.
4510 Sun Sep 19 02:54:33 1999 Richard Henderson <rth@cygnus.com>
4512 * c-pragma.c: Include ggc.h.
4513 * Makefile.in (c-pragma.o): Update.
4515 Sat Sep 18 16:01:18 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
4517 * config/i386/sol2.h (CPP_SPEC): Support -[p]threads
4518 (LIB_SPEC): Likewise.
4519 (LINK_SPEC): Do not assert -z text with -shared -mimpure-text.
4520 Reindent -YP/-p/-pg.
4521 Copied from config/sparc/sol2.h.
4523 Sat Sep 18 11:52:43 1999 Richard Henderson <rth@cygnus.com>
4525 * c-pragma.c (mark_align_stack): New.
4527 * c-pragma.h (init_pragma): Declare it.
4528 * c-lex.c (init_parse): Call it.
4530 Sat Sep 18 15:20:38 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
4532 * configure.in: Pick up thread library on Solaris/x86 just
4533 like on Solaris/sparc.
4534 * configure: Rebuilt.
4536 Sat Sep 18 11:15:58 1999 Alex Samuel <samuel@codesourcery.com>
4538 * rtl.h (global_rtx_index): New enum.
4539 (global_rtl): Change to array of rtx.
4540 (pc_rtx, cc0_rtx): Redefine accordingly.
4541 (cc0_rtx, stack_pointer_rtx, frame_pointer_rtx): Likewise.
4542 (hard_frame_pointer_rtx, arg_pointer_rtx): Likewise.
4543 (virtual_incoming_args_rtx, virtual_stack_vars_rtx): Likewise.
4544 (virtual_outgoing_args_rtx, virtual_cfa): Likewise.
4545 (const_int_rtx): Change to array of rtx.
4546 (const0_rtx, const1_rtx, const2_rtx, constm1_rtx): Redefine
4548 * emit-rtl.c (global_rtl): Change to array of rtx.
4549 (const_int_rtx): Change to aray of rtx.
4550 (gen_rtx_CONST_INT): Redefine accordingly.
4551 (init_emit_once): Allocate and initialize global_rtl. Likewise
4552 for const_int_rtx. Add both as GC roots.
4553 * genattrtab.c (global_rtl): Update declaration.
4555 1999-09-17 Ulrich Drepper <drepper@cygnus.com>
4557 * Makefile (USER_H): Add iso646.h back.
4559 Sat Sep 18 01:07:21 1999 Jeffrey A Law (law@cygnus.com)
4561 * haifa-sched.c (sched_analyze): Use free_INSN_LIST_list instead of
4562 zapping the LOG_LINKS of sched_before_next_call.
4564 * pa.h (INSN_SETS_ARE_DELAYED): Delete.
4565 * pa.c (insn_refs_are_delayed): Renamed from
4566 insn_sets_and_refs_are_delayed.
4568 Fri Sep 17 15:19:01 1999 Mark Mitchell <mark@codesourcery.com>
4570 * functiion.h (struct function): Add x_whole_function_mode_p.
4571 (retrofit_block): Declare.
4572 * function.c (retrofit_block): New function.
4573 (identify_blocks): Add assertions. Allow an incomplete set of
4574 block notes if we're still generating code for the function.
4575 * integrate.c: Include loop.h.
4576 (expand_inline_function): Call find_loop_tree_blocks to map block
4577 notes to blocks when in whole-function mode. Use retrofit_block
4578 to insert new BLOCKs for the inlined function, rather than
4580 * stmt.c (expand_fixup): Likewise. Don't use pushlevel/polevel.
4581 * Makefile.in (integrate.o): Depend on loop.h.
4583 Fri Sep 17 15:11:20 1999 Mark Mitchell <mark@codesourcery.com>
4585 * tree.h (warn_about_unused_variables): Declare.
4586 * stmt.c (warn_about_unused_variables): New function, split out
4588 (expand_end_bindings): Here.
4590 Fri Sep 17 15:07:37 1999 Mark Mitchell <mark@codesourcery.com>
4592 * stmt.c (preserve_subexpressions_p): Don't crash when
4593 current_function->stmt is unset.
4595 Fri Sep 17 15:03:16 1999 Mark Mitchell <mark@codesourcery.com>
4597 * stmt.c (expand_start_bindings): Allow callers to pass a flag
4598 indicating that no NOTE_INSN_BLOCK_BEG note is required.
4599 (expand_start_target_temps): Use it.
4600 * except.c (expand_eh_region_start_for_decl): Likewise.
4601 * expr.c (expand_expr): Likewise.
4603 Fri Sep 17 15:05:27 1999 Gavin Romig-Koch <gavin@cygnus.com>
4605 * fold-const.c (operand_equal_p): Pay attention to side effects.
4607 Fri Sep 17 11:14:17 1999 Jason Merrill <jason@yorick.cygnus.com>
4609 * libgcc2.c (L_exit): Check for ON_EXIT, not HAVE_ON_EXIT.
4610 * sparc/sunos4.h (HAVE_ON_EXIT): Remove.
4612 * tlink.c (scan_linker_output): Look for keywords before accepting
4613 a mangled name in quotes.
4615 Thu Sep 16 16:47:08 1999 Richard Henderson <rth@cygnus.com>
4617 * alpha/alpha-interix.h (DWARF2_UNWIND_INFO): Define to zero.
4618 * alpha/osf2or3.h (DWARF2_UNWIND_INFO): Likewise.
4620 Thu Sep 16 16:35:41 1999 Richard Henderson <rth@cygnus.com>
4622 * alpha.md: Revert Thu Nov 26 change that came in through the
4623 last gcc2 merge: reinstate (plus (plus ...)) reload patterns.
4624 Avoid earlyclobber when possible.
4626 Thu Sep 16 18:44:48 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4628 * libgcc2.c (__do_global_ctors): Call atexit with one arg.
4630 * sparc/sunos4.h (on_exit): Wrap prototype parameters in PARAMS().
4631 Define HAVE_ON_EXIT.
4633 Thu Sep 16 18:06:35 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4635 * system.h (CTYPE_CONV, TOUPPER, TOLOWER): New macros. Use
4636 CTYPE_CONV in all ctype macros.
4638 * cccp.c (initialize_char_syntax): Use uppercase ctype macro
4641 * cexp.y (initialize_random_junk): Likewise.
4643 * c4x.c (c4x_interrupt_function_p, c4x_handle_pragma): Likewise.
4645 * i370.c (handle_pragma): Likewise.
4647 * i370.h (ASM_OUTPUT_LABELREF, ASM_OUTPUT_ASCII): Likewise.
4649 * v850.c (override_options): Likewise.
4651 * doprint.c (_doprnt): Likewise.
4653 * fixinc/fixincl.c (main, quoted_file_exists, extract_quoted_files):
4656 * fixinc/server.c (load_data): Likewise.
4658 * fold-const.c (real_hex_to_f): Likewise.
4660 * genattr.c (write_upcase, gen_attr): Likewise.
4662 * genattrtab.c (convert_const_symbol_ref, evaluate_eq_attr,
4663 write_upcase): Likewise.
4665 * genemit.c (print_code): Likewise.
4667 * genopinit.c (gen_insn): Likewise.
4669 * genpeep.c (print_code): Likewise.
4671 * genrecog.c (print_code): Likewise.
4673 * optabs.c (init_libfuncs): Likewise.
4675 Thu Sep 16 14:03:32 1999 Mark Mitchell <mark@codesourcery.com>
4677 * haifa-sched.c (sched_analyze): Keep the list of notes organized
4679 (reemit_notes): Likewise.
4681 Thu Sep 16 11:50:52 1999 Alex Samuel <samuel@codesourcery.com>
4683 * ggc.h (ggc_root): Move to ggc-common.c.
4685 (ggc_mark_rtx, ggc_mark_tree): Change to macro.
4686 (ggc_mark_rtvec, ggc_mark_tree_varray): Declare extern.
4687 (ggc_mark_tree_hash_table, ggc_mark_string, ggc_mark): Likewise.
4688 (ggc_mark_roots, ggc_mark_rtx_children, ggc_mark_tree_children): New.
4689 * ggc-common.c (ggc_root): Move from ggc.h.
4690 (roots): Declare, static.
4691 (ggc_mark_rtx, ggc_mark_tree): Renamed to...
4692 (ggc_mark_rtx_children, ggc_mark_tree_children): Don't check for
4693 null or check/set mark bit.
4694 (ggc_mark_roots): New.
4695 * ggc-simple.c (ggc_collect): Call ggc_mark_roots.
4697 Thu Sep 16 11:37:32 1999 Richard Henderson <rth@cygnus.com>
4699 * m32r.c: Include toplev.h.
4700 (*): Add ATTRIBUTE_UNUSED as needed to arguments.
4701 (gen_compare): Rename swap_p to must_swap to match uses.
4702 Add default abort case.
4703 (m32r_output_function_epilogue): Remove unused variables.
4704 (m32r_print_operand): Use HOST_WIDE_INT_PRINT_HEX.
4705 * m32r.h (PROTO, STDIO_PROTO): Rename XPROTO; unconditionally
4706 define to empty parameter list. Update all uses.
4707 (predicate decls): Use enum machine_mode not int.
4708 * m32r.md (movsi): Call abort, not fatal_insn.
4709 (zero_branch_insn, rev_zero_branch_insn): Add default abort case.
4711 1999-09-14 Andrew Haley <aph@cygnus.com>
4713 * config/mips/mips.md (movsi_usw): if operand 1 is const_int 0,
4714 use $0 instead of 0.
4716 Thu Sep 16 10:53:36 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4718 * reload1.c (order_regs_for_reload): Move hard_reg_n_uses
4719 computation out of loop over hard regs.
4721 Wed Sep 15 21:37:06 1999 Mark Mitchell <mark@codesourcery.com>
4723 * function.c (identify_blocks): Don't shadow a variable in an
4725 * integrate.c (integrate_decl_tree): Don't use pushlevel,
4726 pushdecl, or poplevel to build up the new BLOCK tree.
4727 (expand_inline_function): Likewise.
4728 (integrate_parm_decls): Likewise.
4730 Wed Sep 15 21:20:38 1999 Mark Mitchell <mark@codesourcery.com>
4732 * c-typeck.c (qualify_type): Merge qualifiers from both types.
4734 1999-09-15 Brad Lucier <lucier@math.purdue.edu>
4736 * toplev.c: Allow -f[no-]math-errno to set (clear) flag_errno_math
4737 * invoke.texi: Document this change.
4739 Wed Sep 15 17:56:00 1999 Richard Henderson <rth@cygnus.com>
4741 * emit-rtl.c (free_emit_status): Don't check DECL_DEFER_OUTPUT.
4743 (mark_emit_status): Renamed from mark_emit_state.
4744 * except.c (mark_eh_status): Renamed from mark_eh_state.
4745 Check not null before marking.
4746 (free_eh_status): New.
4747 * expr.c (mark_expr_status, free_expr_status): New.
4748 * function.c (free_machine_status): New.
4749 (free_after_parsing): New.
4750 (free_after_compilation): Move bits to free_after_parsing; call
4751 free_eh_status, free_expr_status; zero the marked members of the
4753 (prepare_function_start): No can_garbage_collect.
4754 Call init_eh_for_function.
4755 (expand_dummy_function_end): Free up current_function state.
4756 (mark_function_status): Renamed from mark_function_state.
4757 (mark_function_chain): No can_garbage_collect. Call mark_expr_status.
4758 * function.h (struct function): No can_garbage_collect.
4759 (free_machine_status, free_after_parsing): Declare.
4760 (free_eh_status, free_expr_status): Declare.
4761 * ggc.h (mark_expr_status): Declare.
4762 * stmt.c (free_stmt_status): Free the struct.
4763 (mark_stmt_status): Renamed from mark_stmt_state.
4764 (init_stmt): Don't call init_eh.
4765 (init_stmt_for_function): Don't call init_eh_for_function.
4766 * toplev.c (compile_file): Call init_eh.
4767 (rest_of_compilation): Free basic block info before ggc_collect.
4768 Call free_after_parsing; conditionally call free_after_compilation.
4769 * varasm.c (mark_varasm_status): Renamed from mark_varasm_state.
4770 Check not null before marking.
4771 (free_varasm_status): Don't check DECL_DEFER_OUTPUT. Free the struct.
4773 Wed Sep 15 17:53:16 1999 Richard Henderson <rth@cygnus.com>
4775 * c-lex.c (yylex): Initialize warn.
4777 Wed Sep 15 18:35:38 1999 Jeffrey A Law (law@cygnus.com)
4779 * pa.c (emit_move_sequence): Properly set the mode of the scratch
4780 register when performing secondary reloads for the SAR register.
4782 Wed Sep 15 15:51:52 1999 Mark Mitchell <mark@codesourcery.com>
4784 * rtl.h (NOTE_BLOCK_NUMBER): Replace with ...
4785 (NOTE_BLOCK): New macro.
4786 (NOTE_BLOCK_LIVE_RANGE_BLOCK): Remove.
4787 * function.h (identify_blocks): Change prototype.
4788 * function.c (identify_blocks): Simplify.
4789 (reorder_blocks): Likewise.
4790 * ggc-common.c (ggc_mark_rtx): Mark the BLOCK associated with a
4791 NOTE_INSN_BLOCK_{BEG,END}.
4792 * haifa-sched.c (sched_analyze): Don't put NOTE_BLOCK_NUMBER on
4793 the list of saved notes if the note isn't a
4794 NOTE_INSN_BLOCK_{BEG,END}.
4795 (move_insn1): Use NOTE_EH_HANDLER in comment, rather than
4797 (reemit_notes): Adjust recreation of notes to reflect new saved
4799 * print-rtl.c (print_rtx): Print the address of the BLOCK when
4800 printing a block note.
4801 * stmt.c (block_vector): Remove.
4802 (find_loop_tree_blocks): Simplify.
4803 (unroll_block_trees): Likewise.
4804 * tree.h (reorder_block): Change prototype.
4806 Wed Sep 15 14:39:35 1999 Jason Merrill <jason@yorick.cygnus.com>
4808 * gbl-ctors.h: Lose HAVE_ATEXIT. Don't define ON_EXIT.
4809 * libgcc2.c: Lose obsolete defn of WEAK_ALIAS.
4810 (__bb_init_func, __bb_init_prg): Use atexit instead of ON_EXIT.
4811 (__do_global_dtors): Likewise. Don't mess with _exit_dummy_decl.
4812 (atexit, exit): Simplify.
4813 * tm.texi: Document NEED_ATEXIT and ON_EXIT. Remove HAVE_ATEXIT.
4814 * config/lots: Remove defns of HAVE_ATEXIT.
4816 Wed Sep 15 10:25:12 1999 Mark Mitchell <mark@codesourcery.com>
4818 * calls.c (precompute_arguments): Fix typo in comment.
4819 * expr.c (preexpand_calls): Don't preexpand the cleanup in a
4822 Wed Sep 15 09:59:59 1999 Mark Mitchell <mark@codesourcery.com>
4824 * dsp16xx.c (override_options): Fix typos in GC root registration.
4826 Wed Sep 15 15:23:28 1999 Philip Blundell <pb@nexus.co.uk>
4828 * config/arm/linux-elf.h (MAKE_DECL_ONE_ONLY): Copy definition
4830 (UNIQUE_SECTION_P, UNIQUE_SECTION): Likewise.
4831 (FUNCTION_PROFILER): Redefine appropriately for Linux.
4832 (CC1_SPEC): Likewise.
4834 Wed Sep 15 10:09:48 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4836 * genattr.c (main): Add extern prototype. Call return, not exit.
4837 * genattrtab.c (main): Likewise.
4838 * gencheck.c (main): Likewise.
4839 * gencodes.c (main): Likewise.
4840 * genconfig.c (main): Likewise.
4841 * genemit.c (main): Likewise.
4842 * genextract.c (main): Likewise.
4843 * genflags.c (main): Likewise.
4844 * gengenrtl.c (main): Likewise.
4845 * genopinit.c (main): Likewise.
4846 * genoutput.c (main): Likewise.
4847 * genpeep.c (main): Likewise.
4848 * genrecog.c (main): Likewise.
4850 * genattr.c (get_insn_name): Mark parameter with ATTRIBUTE_UNUSED.
4851 * genattrtab.c (get_insn_name): Likewise.
4852 * gencodes.c (get_insn_name): Likewise.
4853 * genconfig.c (get_insn_name): Likewise.
4854 * genemit.c (get_insn_name): Likewise.
4855 * genextract.c (get_insn_name): Likewise.
4856 * genflags.c (get_insn_name): Likewise.
4857 * genopinit.c (get_insn_name): Likewise.
4858 * genpeep.c (get_insn_name): Likewise.
4860 * gencheck.c (usage): Add static prototype.
4861 * genextract.c (print_path): Constify a char*.
4862 * genopinit.c (optabs): Likewise.
4863 * genoutput.c (operand_data, data, output_predicate_decls,
4864 compare_operands): Likewise.
4865 * genrecog.c (write_tree): Add default case in switch.
4867 Wed Sep 15 09:59:16 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4869 * rtl.h (get_insn_name, print_rtl_with_bb): Add prototypes.
4871 * print-rtl.c (get_insn_name): Remove prototype.
4873 * toplev.h (progname): Declare const.
4875 * toplev.c (init_decl_processing, init_obstacks, init_tree_codes,
4876 init_regs, init_optabs, init_stmt, init_reg_sets, dump_flow_info,
4877 dump_sched_info, dump_local_alloc, regset_release_memory,
4878 print_rtl, print_rtl_with_bb, rest_of_decl_compilation,
4879 error_with_file_and_line, error_with_decl, error_for_asm, error,
4880 fatal, warning_with_file_and_line, warning_with_decl, warning,
4881 pedwarn, pedwarn_with_decl, pedwarn_with_file_and_line, sorry):
4882 Remove redundant prototypes.
4884 (notice, check_lang_option, report_file_and_line, vnotice,
4885 mark_file_stack): Add static prototype.
4886 (set_fatal_function): Add prototype.
4887 (vnotice, report_file_and_line, set_fatal_function,
4888 check_lang_option): Constify a char*.
4889 (main): Prototype. Call return, not exit.
4891 Wed Sep 15 09:50:18 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4893 * aclocal.m4 (AC_GCC_C_LONG_DOUBLE): New macro.
4895 * configure.in (AC_GCC_C_LONG_DOUBLE): Call it.
4897 * gansidecl.h (HAVE_LONG_DOUBLE): Define if gcc for stage2.
4899 * ggc-simple.c (HAVE_LONG_DOUBLE): Test before using long double.
4901 Wed Sep 15 11:04:43 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4903 * function.c (assign_parms): Delete arg SECOND_TIME. Don't test it,
4904 behave as if it's zero in all cases.
4905 (expand_function_start): Adjust call to assign_parms.
4906 * tree.h (assign_parms): Adjust prototype.
4907 * objc/objc-act.c (hack_method_prototype): Adjust call to
4910 Tue Sep 14 21:47:06 1999 Jeffrey A Law (law@cygnus.com)
4912 * cse.c (FIXED_BASE_PLUS_P): Do not consider referneces to
4913 arg_pointer_rtx fixed if the argument pointer register is
4915 (NONZERO_BASE_PLUS_P): Likewise.
4917 Tue Sep 14 20:26:02 1999 Richard Henderson <rth@cygnus.com>
4919 * rtl.def (match_insn, match_insn2): Remove match_insn; rename
4920 match_insn2 to match_insn.
4921 * genrecog.c (add_to_sequence): Rename MATCH_INSN2.
4923 Tue Sep 14 20:10:29 1999 Richard Henderson <rth@cygnus.com>
4925 * Makefile.in (USER_H): Remove va-foo.h.
4927 * ginclude/{va-alpha.h,va-arc.h,va-c4x.h,va-clipper.h,va-h8300.h,
4928 va-i860.h,va-i960.h,va-m32r.h,va-m88k.h,va-mips.h,va-mn10200.h,
4929 va-mn10300.h,va-pa.h,va-ppc.h,va-pyr.h,va-sh.h,va-sparc.h,
4930 va-spur.h,va-v850.h}: Remove.
4932 Tue Sep 14 19:43:16 1999 Richard Henderson <rth@cygnus.com>
4934 * sparc/sparc.md (eligible_for_return_delay): New attribute.
4935 (in_return_delay): Use it instead of match_insn.
4937 Tue Sep 14 23:05:37 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
4939 * config/alpha/va_list.h (va-alpha.h): Do not include.
4940 (__gnuc_va_list): Typedef as in varargs.h.
4942 Tue Sep 14 18:14:03 1999 Richard Henderson <rth@cygnus.com>
4944 * ggc-common.c (ggc_mark_tree): Mark DECL_SOURCE_FILE and
4945 DECL_LIVE_RANGE_RTL.
4947 Tue Sep 14 16:47:08 1999 Mark Mitchell <mark@codesourcery.com>
4949 * except.c (expand_eh_region_start_for_decl): Use NOTE_EH_HANDLER,
4950 not NOTE_BLOCK_NUMBER.
4951 (expand_eh_region_end): Likewise.
4952 (find_exception_handler_labels): Likewise.
4953 (scan_region): Likewise.
4954 (exception_optimize): Likewise.
4955 (update_rethrow_references): Likewise.
4956 (set_insn_eh_region): Likewise.
4957 * final.c (final_scan_insn): Likewise.
4958 * flow.c (make_edges): Likewise.
4959 * integrate.c (expand_inline_function): Likewise.
4960 * print-rtl.c (print_rtx): Likewise.
4962 Tue Sep 14 16:30:16 1999 Richard Henderson <rth@cygnus.com>
4964 * ginclude/stdarg.h, ginclude/varargs.h: Implement in
4965 terms of builtin functions and types.
4967 * mips.c (mips_build_va_list): New.
4968 (mips_va_start, mips_va_arg): New.
4969 * mips.h (BUILD_VA_LIST_TYPE): New.
4970 (EXPAND_BUILTIN_VA_START, EXPAND_BUILTIN_VA_ARG): New.
4972 * sh.c (sh_builtin_saveregs): Use get_varargs_alias_set.
4973 (sh_build_va_list, sh_va_start, sh_va_arg): New.
4974 * sh.h (BUILD_VA_LIST_TYPE): New.
4975 (EXPAND_BUILTIN_VA_START, EXPAND_BUILTIN_VA_ARG): New.
4977 Tue Sep 14 16:20:24 1999 Richard Henderson <rth@cygnus.com>
4979 * recog.h (struct recog_data): Make dup_num, operand_address_p,
4980 n_operands, n_dups, n_alternatives `char' instead of `unsigned char'.
4981 (struct insn_data): Likewise with n_operands, n_dups,
4982 n_alternatives, output_format.
4983 * regclass.c (scan_one_insn): Cast n_operands to int before
4984 arithmetic inside comparison.
4986 Tue Sep 14 15:13:36 1999 Richard Henderson <rth@cygnus.com>
4988 * toplev.c (compile_function): Unconditionally emit nop.
4990 Tue Sep 14 14:41:47 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4992 * haifa-sched.c (actual_hazard): Move declaration of variable
4993 `this_cost' into the scope where it is used.
4995 Tue Sep 14 14:14:28 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4997 * c-pragma.c (handle_pragma_token): Wrap variables `name' and
4998 `value' in HANDLE_PRAGMA_WEAK. Wrap variable `align' in
4999 HANDLE_PRAGMA_PACK||HANDLE_PRAGMA_PACK_PUSH_POP.
5001 * genrecog.c (make_insn_sequence): Call memset, not bzero.
5003 * jump.c (find_insert_position): Don't declare or define unless
5004 !HAVE_conditional_arithmetic.
5005 (returnjump_p_1, delete_prior_computation): Add static prototypes.
5007 * mips-tdump.c (fatal, fancy_abort, main): Add extern prototypes.
5009 * recog.c (offsettable_address_p): Prototype function pointer.
5010 (preprocess_constraints): Call memset, not bzero.
5012 * tree.c (tree_node_kind_names): Constify a char*. Make static.
5013 (gcc_obstack_init): Don't declare.
5014 (fix_sizetype): Add static prototype.
5015 (gcc_obstack_init): Use prototype casts in call to _obstack_begin.
5016 (tree_cons): Call memset, not bzero.
5018 * varasm.c (remove_from_pending_weak_list): Wrap declaration and
5019 definition in macro ASM_WEAKEN_LABEL.
5020 (mark_const_hash_entry): Add static prototype.
5022 Tue Sep 14 12:22:50 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5024 * c-lex.c (handle_generic_pragma): Remove unused variable `c'.
5026 * unroll.c (find_common_reg_term, subtract_reg_term,
5027 loop_find_equiv_value): Add static prototypes.
5028 (unroll_loop): Wrap variable `prev' in macro HAVE_cc0.
5029 (copy_loop_body): Remove unreachable break statement.
5031 * sparc.c (sparc_va_arg): Remove unused variable `tmp'.
5033 * sparc.h (sparc_va_start, sparc_va_arg): Add extern prototypes.
5035 Tue Sep 14 15:28:00 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5037 Undo some changes from the gcc2 merge:
5038 * rtl.def (CONSTANT_P_RTX): Fix the comment for this rtx code.
5039 * emit-rtl.c (gen_rtx_REG): Don't test special reg rtx's for null
5043 Sat Oct 3 07:20:28 1998 Stephen L Moshier <moshier@world.std.com>
5044 * emit-rtl.c (gen_lowpart_common): Disable optimization of
5045 initialized float-int union if the value is a NaN.
5047 Tue Sep 14 04:03:44 1999 Mumit Khan <khan@xraylith.wisc.edu>
5049 * gthr-win32.h: New file.
5051 * i386/winnt.c (i386_pe_valid_decl_attribute_p): Recognize
5052 shared as a valid attribute.
5053 * i386/cygwin.h (ASM_OUTPUT_SECTION): Handle shared attribute.
5054 * extend.texi: Document `shared' variable attribute.
5056 Tue Sep 14 04:01:46 1999 Loren Rittle <ljrittle@acm.org>
5058 * configure.in: Handle --enable-threads on FreeBSD.
5059 * configure: Rebuit.
5061 Tue Sep 14 03:58:44 1999 Andreas Jaeger <aj@arthur.rhein-neckar.de>
5063 * configure.in: Add crtbeginS.o, crtendS.o for mips-linux; add
5065 * configure: Rebuilt.
5067 Tue Sep 14 03:47:23 1999 Joel Sherrill <joel@OARcorp.com>
5068 Charles-Antoine Gauthier <charles.gauthier@iit.nrc.ca>
5069 Rosimildo DaSilva <rdasilva@connecttel.com>
5071 * configure.in (m68k-*-rtemscoff*): Added.
5072 * configure.in (mips64orion-*-rtems*): Converted to ELF.
5073 * configure.in (sparc-*-rtemsaout*): Added as alias for old
5074 sparc-rtems configuration.
5075 * configure.in (sparc-*-rtemself*): Added.
5076 * configure.in (sparc-*-rtems*): Now ELF not a.out.
5077 * config/i386/rtems.h: Added comment.
5078 * config/sparc/rtemself.h: New file.
5080 * configure.in (m68k-rtemself): Added.
5081 * config/elfos.h: Added ifndef wrapper for DWARF2_DEBUGGING_INFO
5082 and DWARF_DEBUGGING_INFO.
5083 * config/m68k/crti.s: New file.
5084 * config/m68k/crtn.s: New file.
5085 * config/m68k/t-crtstuff: New file.
5086 * config/m68k/rtemself.h: New file.
5088 * configure.in (i[[34567]]86-*-rtemself*): Now uses crtstuff for
5089 global ctor/dtor and C++ exception handling.
5090 * config/i386/rtemself.h: Now uses crtstuff (crti.o + crtbegin.o)
5091 for STARTFILE_SPEC and crtstuff (crtend.o + crtn.o) for
5093 * config/i386/t-rtems-i386: New File.
5095 Tue Sep 14 09:47:41 1999 Andreas Schwab <schwab@suse.de>
5097 * stmt.c (expand_end_case): Return right away if the case stack is
5100 Tue Sep 14 01:47:19 1999 Jeffrey A Law (law@cygnus.com)
5102 * Makefile.in (version.c): Remove rule incorrectly brought in from
5105 Tue Sep 14 01:42:27 1999 Marc Espie <espie@cvs.openbsd.org>
5107 * Makefile.in: Prepend $(SHELL) to move-if-change calls.
5108 * msdos/top.sed: Take into account a prepended $(SHELL) to
5110 * winnt/config-nt.sed: Likewise. Kill bogus substitution.
5112 * objc/Make-lang.in: Prepend $(SHELL) to move-if-change calls.
5114 Tue Sep 14 01:38:52 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
5116 * regmove.c (fixup_match_1): Don't change an unchanging register.
5117 (stable_but_for_p): Renamed to:
5118 (stable_and_no_regs_but_for_p). Reject unchanging registers too.
5119 Changed all callers.
5121 Tue Sep 14 01:33:15 1999 Andreas Schwab <schwab@suse.de>
5123 * loop.c (strength_reduce): Don't call reg_used_between_p if the
5124 insn from BL2 is after the insn from BL.
5126 Mon Sep 13 21:06:01 1999 Richard Henderson <rth@cygnus.com>
5128 * recog.h (INSN_OUTPUT_FORMAT_*): New.
5129 (struct insn_data): Merge `template' and `outfun' into `output'.
5130 Add `output_format'.
5131 * genoutput.c (INSN_OUTPUT_FORMAT_*): New.
5132 (struct data): Remove `outfun'; add `output_format'.
5133 (name_for_index): Remove declaration.
5134 (output_insn_data): Handle output formats.
5135 (process_template): Emit the bare array for @.
5136 (gen_expand, gen_split): Set output_format to NONE.
5137 * output.h (get_insn_template): Declare.
5138 * final.c (get_insn_template): New.
5139 (final_scan_insn): Use it.
5140 * toplev.c (compile_file): Likewise.
5142 * c4x/c4x.c (c4x_process_after_reload): Likewise.
5143 * i860/i860.c (output_delayed_branch): Likewise.
5144 (output_delay_insn): Likewise.
5146 1999-09-13 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
5148 * rtl.c (obstack_alloc_rtx): Removed.
5150 1999-09-13 17:03 -0700 Zack Weinberg <zack@bitmover.com>
5152 * config/gmicro/gmicro.md: Disable move DF->DI anonymous pattern.
5154 Mon Sep 13 15:21:46 1999 Richard Henderson <rth@cygnus.com>
5156 * i386.c (call_insn_operand): Reject const_int.
5157 (expander_call_insn_operand): Use call_insn_operand.
5159 Mon Sep 13 17:44:28 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5161 * gcc.c (getrusage): Wrap prototype arguments in PROTO().
5163 1999-09-13 12:18 -0700 Zack Weinberg <zack@bitmover.com>
5165 * config/i370/i370.md (mulsi, divsi, modsi anonymous insns):
5166 Use DImode operation.
5168 1999-09-13 12:13 -0700 Zack Weinberg <zack@bitmover.com>
5170 * gcc.c: Include sys/resource.h.
5171 (report_times): New flag.
5172 (execute): If report_times is set, calculate and report the
5173 CPU time consumed by each subprocess.
5175 (rus, prus): New globals.
5176 (option_map): Add --time.
5177 (display_help): Document -time.
5178 (process_command): Set report_times if -time is given.
5179 Turn off -pipe if -time is given.
5181 * invoke.texi: Document new option -time.
5183 * configure.in: Check for getrusage. Check if we have to
5184 prototype getrusage.
5185 * acconfig.h: Add NEED_DECLARATION_GETRUSAGE.
5186 * configure: Regenerate.
5187 * config.in: Regenerate.
5189 Mon Sep 13 12:57:06 1999 Dave Brolley <brolley@cygnus.com>
5191 * cppinit.c (append_include_chain): Initialize 'next' and 'alloc'
5194 Mon Sep 13 10:01:33 1999 Nick Clifton <nickc@cygnus.com>
5196 * config/fp-bit.c: Define L_thenan_sf or L_thenan_df (as
5197 appropriate) if FINE_GRAINED_LIBRARIES is not defined.
5198 (nan): Return _thenan_sf or _thenan_df as appropriate.
5199 (L_thenan_sf): Define _thenan_sf.
5200 (L_thenan_df): Define _thenan_df.
5202 * Makefile.in (FPBIT_FUNCS): Add _thenan_sf.
5203 (DPBIT_FUNCS): Add _thenan_df.
5205 Mon Sep 13 09:38:53 1999 Andreas Schwab <schwab@suse.de>
5207 * tree.c (fix_sizetype): Exchange the types for TYPE_SIZE and
5210 Sun Sep 12 23:28:20 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5212 * Makefile.in (gcc.o, gccspec.o, cppspec.o): Depend on gcc.h.
5215 (lang_specific_driver): Don't take a function pointer parameter.
5216 All callers changed.
5218 * gcc.c: Include gcc.h.
5219 (do_spec, fancy_abort,lang_specific_driver,lang_specific_pre_link,
5220 lang_specific_extra_outfiles, fatal): Don't declare.
5221 (multilib_defaults_raw): Constify.
5222 (read_specs): Call memset, rather than bzero.
5223 (main): Call return, not exit.
5224 (lookup_compiler): Call memcpy, not bcopy.
5225 (fatal): Make extern.
5227 * cppspec.c: Include gcc.h.
5228 (lang_specific_driver): Initialize variable `quote'. Constify a
5229 char*. All calls to the function pointer parameter now
5230 explicitly call `fatal'.
5232 * gccspec.c (lang_specific_driver): Include gcc.h.
5234 Sun Sep 12 19:52:10 1999 Richard Earnshaw <rearnsha@arm.com>
5236 * arm.c (note_invalid_constants): Use recog_data.operand_type
5239 Sun Sep 12 15:53:20 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5241 * tree.h (build_common_tree_nodes, build_common_tree_nodes_2):
5244 * reload.h (reload_in, reload_out, reload_in_reg, reload_out_reg,
5245 reload_reg_class, reload_inmode, reload_outmode, reload_optional,
5246 reload_nongroup, reload_inc, reload_opnum, reload_secondary_p,
5247 reload_secondary_in_reload, reload_secondary_out_reload,
5248 reload_secondary_in_icode, reload_secondary_out_icode,
5249 reload_reg_rtx, reload_when_needed): Delete declarations.
5250 (struct reload): New structure.
5251 (rld): Declare new array.
5252 * reload.c (reload_in, reload_out, reload_in_reg, reload_out_reg,
5253 reload_reg_class, reload_inmode, reload_outmode, reload_optional,
5254 reload_nongroup, reload_inc, reload_opnum, reload_secondary_p,
5255 reload_secondary_in_reload, reload_secondary_out_reload,
5256 reload_secondary_in_icode, reload_secondary_out_icode,
5257 reload_reg_rtx, reload_when_needed): Delete definitions.
5259 (whole file): Replace uses of the deleted arrays with uses of rld.
5260 * reload1.c (whole file): Replace uses of the deleted arrays with
5262 (choose_reload_regs): Copy in/out of save_reload_reg_rtx with
5263 explicit loops, not with bcopy.
5265 Sun Sep 12 05:00:24 1999 Richard Henderson <rth@cygnus.com>
5267 * recog.h (insn_template, insn_outfun, insn_n_operands, insn_n_dups,
5268 insn_n_alternatives, insn_operand_constraint, insn_operand_address_p,
5269 insn_operand_mode, insn_operand_strict_low, insn_operand_predicate,
5270 insn_name): Delete and consolidate into new structures.
5271 (insn_operand_predicate_fn): New.
5272 (insn_output_fn): New.
5274 (struct insn_operand_data): New.
5275 (struct insn_data): New.
5277 (OUT_FCN): Update for insn_data change.
5278 * builtins.c (expand_builtin_strlen): Likewise.
5279 (expand_builtin_memcmp): Likewise.
5280 * combine.c (make_extraction, simplify_comparison): Likewise.
5281 * cse.c (canon_reg, cse_insn): Likewise.
5282 * explow.c (allocate_dynamic_stack_space, probe_stack_range): Likewise.
5283 * expmed.c (store_bit_field, extract_bit_field): Likewise.
5284 (emit_store_flag): Likewise.
5285 * expr.c (convert_move, emit_block_move): Likewise.
5286 (clear_storage, emit_push_insn, expand_increment): Likewise.
5287 (do_store_flag): Likewise.
5288 * expr.h (GEN_FCN): Likewise.
5289 (insn_gen_function): Die.
5290 * final.c (final_scan_insn): Update for insn_data change.
5291 (output_asm_name): Likewise.
5292 * function.c (fixup_var_refs_1): Likewise.
5293 * loop.c (check_dbra_loop): Likewise.
5294 * optabs.c (expand_binop, expand_twoval_binop): Likewise.
5295 (expand_unop, expand_complex_abs, emit_unop_insn): Likewise.
5296 (prepare_cmp_insn, prepare_operand, emit_indirect_jump): Likewise.
5297 (emit_conditional_move, gen_add2_insn, gen_sub2_insn): Likewise.
5298 * recog.c (validate_replace_rtx_1, extract_insn): Likewise.
5299 * regmove.c (gen_add3_insn): Likewise.
5300 * reload.c (push_secondary_reload, combine_reloads): Likewise.
5301 (find_reloads, find_reloads_address_1): Likewise.
5302 (debug_reload_to_stream): Likewise.
5303 * reload1.c (emit_reload_insns, gen_reload): Likewise.
5304 * stmt.c (expand_end_case): Likewise.
5305 * toplev.c (compile_file): Likewise.
5307 * c4x/c4x.c (c4x_process_after_reload): Likewise.
5308 * i860/i860.c (output_delayed_branch, output_delay_insn): Likewise.
5310 * print-rtl.c (insn_name_ptr): Remove declaration.
5311 (get_insn_name): Declare.
5312 (print_rtx): Use it.
5313 * genoutput.c (insn_name_ptr): Remove.
5314 (next_operand_number): New.
5315 (struct operand_data): New.
5316 (null_operand, odata, odata_end): New.
5317 (struct data): Use struct operand_data.
5318 (idata, idata_end): Renamed from insn_data and end_of_insn_data.
5319 (get_insn_name): Renamed from name_for_index.
5320 (output_prologue): Define NO_MD_PROTOTYPES.
5321 (output_predicate_decls): Break out from output_epilogue.
5322 Iterate over the operands list.
5323 (output_operand_data): Break out from output_epilogue. Emit
5324 just the operands list.
5325 (output_insn_data): Break out from output_epilogue. Emit just
5327 (output_epilogue): Remove.
5328 (output_get_insn_name): New.
5329 (constraints, op_n_alternatives, predicates, address_p): Die.
5330 (modes, strict_low, seen): Die.
5331 (scan_operands): Take new param `d' instead of writing to
5332 seven global variables.
5333 (compare_operands): New.
5334 (place_operands): New.
5335 (validate_insn_alternatives): Update for struct data change.
5336 (gen_insn): Don't zero or copy 7 global arrays. Update for
5337 scan_operands; call place_operands.
5338 (gen_peephole, gen_expand, gen_split): Likewise.
5339 (main): Update for new output routines.
5341 * genattr.c (insn_name_ptr): Remove.
5342 (get_insn_name): New function.
5343 * genattrtab.c, gencodes.c, genconfig.c, genemit.c: Likewise.
5344 * genextract.c, genflags.c, genopinit.c, genpeep.c: Likewise.
5345 * genrecog.c: Likewise.
5347 * alpha.md (adddi3): Make `pattern' array static.
5349 Sun Sep 12 22:05:21 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
5351 * config/c4x/c4x.h (c4x_rpts_cycles_string,
5352 c4x_cpu_version_string): Constify char *.
5353 * config/c4x/c4x.c (c4x_rpts_cycles_string,
5354 c4x_cpu_version_string): Likewise.
5356 Sat Sep 11 23:28:33 1999 Richard Henderson <rth@cygnus.com>
5358 * tree.c (save_tree_status): Revert 10 Sep change.
5359 (restore_tree_status): Likewise. Call obstack_free with NULL
5360 before freeing the obstack proper.
5362 Sat Sep 11 23:23:46 1999 Richard Henderson <rth@cygnus.com>
5364 * cse.c (cse_main): If gc'ing, collect around cse_basic_block.
5366 * ggc-simple.c (ggc_pop_context): Fold outstanding bytes into
5367 surrounding context.
5369 Sat Sep 11 19:52:43 1999 Mark Mitchell <mark@codesourcery.com>
5371 * tree.c (type_hash_canon): Put all types in the hash-table, when
5374 Sat Sep 11 18:37:04 1999 Richard Henderson <rth@cygnus.com>
5376 * recog.h (struct recog_data, recog_data): New.
5377 (recog_foo variables): Kill.
5378 * recog.c (recog_operand, recog_operand_loc): Kill.
5379 (recog_dup_loc, recog_dup_num, recog_n_operands): Kill.
5380 (recog_n_dups, recog_n_alternatives, recog_operand_mode): Kill.
5381 (recog_constraints, recog_op_type, recog_operand_address_p): Kill.
5382 (recog_data): Define.
5383 (extract_insn): Update all recog_foo references to use recog_data.
5384 (preprocess_constraints, constrain_operands): Likewise.
5385 * final.c (final_scan_insn, cleanup_subreg_operands): Likewise.
5386 * genattrtab.c (main): Likewise.
5387 * genextract.c (main): Likewise.
5388 * genoutput.c: Likewise.
5389 * genrecog.c (write_subroutine, main): Likewise.
5390 * local-alloc.c (block_alloc): Likewise.
5391 * reg-stack.c (record_asm_reg_life, subst_asm_stack_regs): Likewise.
5392 * regclass.c (scan_one_insn, record_reg_classes): Likewise.
5393 * regmove.c (regmove_optimize, find_matches, fixup_match_1): Likewise.
5394 * reload.c (find_reloads, find_reloads_toplev): Likewise.
5395 * reload1.c (maybe_fix_stack_asms, eliminate_regs_in_insn): Likewise.
5396 (reload_cse_simplify_operands): Likewise.
5398 * arc/arc.c (arc_final_prescan_insn): Likewise.
5399 * arm/arm.c (note_invalid_constants, arm_final_prescan_insn): Likewise.
5400 * h8300/h8300.c (notice_update_cc): Likewise.
5401 * i386/i386.c (ix86_attr_length_default, ix86_agi_dependant): Likewise.
5402 * i860/i860.c (output_delayed_branch, output_delay_insn): Likewise.
5403 * mn10200/mn10200.c (notice_update_cc): Likewise.
5404 * mn10300/mn10300.c (notice_update_cc): Likewise.
5405 * romp/romp.c (update_cc): Likewise.
5406 * sparc/sparc.c (check_pic): Likewise.
5407 * v850/v850.c (notice_update_cc): Likewise.
5409 * genemit.c (main): Don't declare recog_operand.
5411 Sat Sep 11 12:41:55 1999 Alex Samuel <samuel@codesourcery.com>
5413 * ggc.h (rtvec_def): Forward declare.
5414 (tree_node): Likewise.
5417 (ggc_set_mark_rtx): Add prototype.
5418 (ggc_set_mark_rtvec): Likewise.
5419 (ggc_set_mark_tree): Likewise.
5420 * ggc-simple.c (ggc_root): Don't define.
5421 (roots): Don't declare.
5422 (ggc_mark_rtx): Remove.
5423 (ggc_mark_rtvec): Likewise.
5424 (ggc_mark_tree): Likewise.
5425 (ggc_mark_varray): Likewise.
5426 (ggc_mark_tree_hash_table_entry): Likewise.
5427 (ggc_mark_tree_hash_table): Likewise.
5428 (ggc_set_mart_rtx): New function.
5429 (ggc_set_mark_rtvec): Likewise.
5430 (ggc_set_mark_tree): Likewise.
5431 (ggc_add_root): Remove.
5432 (ggc_add_rtx_root): Likewise.
5433 (ggc_remove_tree_root): Likewise.
5434 (ggc_add_string_root): Likewise.
5435 (ggc_add_tree_varray_root): Likewise.
5436 (ggc_add_tree_hash_table_root): Likewise.
5437 (ggc_del_root): Likewise.
5438 (ggc_mark_rtx_ptr): Likewise.
5439 (ggc_mark_tree_ptr): Likewise.
5440 (ggc_mark_string_ptr): Likewise.
5441 (ggc_mark_tree_varray_ptr): Likewise.
5442 (ggc_mark_tree_hash_table_ptr): Likewise.
5443 * ggc-common.c: New file.
5444 * Makefile.in (OBJS): Add ggc-common.o.
5445 (ggc-common.o): List dependencies.
5447 1999-09-10 22:37 -0700 Zack Weinberg <zack@bitmover.com>
5449 * cppalloc.c (xstrdup): Use memcpy.
5450 * cpperror.c (cpp_print_containing_files): Don't use
5452 * cpplib.c (conditional_skip): Set temp->lineno.
5453 (do_endif): Make error message less obscure.
5454 (if_directive_name): New function.
5455 (cpp_get_token [case EOF]): Unwind the if stack and generate
5456 error messages for each unterminated conditional in this file.
5457 (parse_string): Do not behave differently if -traditional.
5459 Fri Sep 10 14:04:07 1999 Richard Henderson <rth@cygnus.com>
5461 * builtins.c (expand_builtin_va_arg): Cope with an array-type
5462 va_list decomposing to pointer-type.
5463 * rs6000.c (rs6000_va_start) Unwrap the ARRAY_TYPE to get at fields.
5464 (rs6000_va_arg): Likewise.
5466 Fri Sep 10 13:21:21 1999 Jim Wilson <wilson@cygnus.com>
5468 * except.c (start_dynamic_handler): Compute size using
5469 STACK_SAVEAREA_MODE.
5471 Fri Sep 10 16:01:23 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5473 * protoize.c: Remove various __STDC__ and POSIX hacks. Don't
5474 include directory headers. Don't define strrchr. Don't provide
5475 my_* replacement functions. Prefer PTR over `pointer_type'.
5476 Don't prototype system functions. Don't redefine getopt.
5478 (shortpath, fancy_abort, notice, savestring, dupnstr, substr,
5479 safe_read, safe_write, save_pointers, restore_pointers,
5480 is_id_char, in_system_include_dir, directory_specified_p,
5481 file_excluded_p, unexpand_if_needed, abspath, check_aux_info,
5482 find_corresponding_lparen, referenced_file_is_newer,
5483 save_def_or_dec, munge_compile_params, gen_aux_info_file,
5484 process_aux_info_file, identify_lineno, check_source,
5485 seek_to_line, forward_to_next_token_char, output_bytes,
5486 output_string, output_up_to, other_variable_style_function,
5487 find_rightmost_formals_list, do_cleaning, careful_find_l_paren,
5488 do_processing, is_syscalls_file, rename_c_file, find_extern_def,
5489 find_static_definition, connect_defs_and_decs, add_local_decl,
5490 add_global_decls, needs_to_be_converted, visit_each_hash_node,
5491 add_symbol, lookup, free_def_dec, find_file, reverse_def_dec_list,
5492 edit_fn_declaration, edit_formals_lists, edit_fn_definition,
5493 scan_for_missed_items, edit_file, string_list_cons): Add static
5495 (standard_exec_prefix, target_machine, target_version,
5496 default_syscalls_dir, string_list, string_list_cons, find_file,
5497 do_cleaning): Constify a char*.
5498 (safe_read, safe_write): Use PTR, not a char*.
5499 (is_id_char): Take an int, not a char.
5500 (main): Add prototype. Call return, not exit.
5502 Fri Sep 10 16:48:26 1999 Andrew Haley <aph@cygnus.com>
5504 * tree.c (type_hash_lookup): Check for equal TYPE_ALIGN fields
5505 when comparing types.
5507 Fri Sep 10 08:43:32 1999 Richard Henderson <rth@cygnus.com>
5509 * loop.c (basic_induction_var): Typo NULL_RTX -> NULL.
5510 (strength_reduce): Release the varrays from the no-bivs early exit.
5512 * reload1.c (order_regs_for_reload): Init hard_reg_n_uses before
5513 the loop over the registers.
5515 * tree.c (save_tree_status): Set maybepermanent_firstobj NULL
5517 (restore_tree_status): Check that instead when freeing the obstack.
5519 Wed Sep 8 16:12:04 1999 Andrew Haley <aph@cygnus.com>
5521 * alias.c (rtx_equal_for_memref_p): Allow CONST_DOUBLEs to be used
5524 Fri Sep 10 11:58:55 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5526 * i386.md (ashlqi3): For NON_QI_REG_P regs, use sall. Fix some
5527 operand size modifiers.
5529 Fri Sep 10 10:32:32 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5531 * c-common.c (c_common_nodes_and_builtins): Don't build
5533 * c-common.h (enum c_tree_index and related accesor macros): Remove
5534 everything now declared in tree.h.
5535 * c-decl.c (CHAR_TYPE_SIZE, SHORT_TYPE_SIZE, INT_TYPE_SIZE,
5536 LONG_TYPE_SIZE, LONG_LONG_TYPE_SIZE, WCHAR_UNSIGNED, FLOAT_TYPE_SIZE,
5537 DOUBLE_TYPE_SIZE, LONG_DOUBLE_TYPE_SIZE): Don't provide defaults.
5538 (error_mark_node, void_type_node, char_type_node, integer_type_node,
5539 unsigned_type_node, ptr_type_node, va_list_type_node,
5540 integer_zero_node, null_pointer_node, integer_one_node): Delete.
5541 (init_decl_processing): Call build_common_tree_nodes and
5542 build_common_tree_nodes_2 instead of building their nodes here.
5543 Don't add roots for these nodes.
5544 * stor-layout.c (size_zero_node, size_one_node): Delete.
5545 (set_sizetype): Make a new node for bitsizetype each time.
5546 * tree.c (global_trees): New variable.
5547 (init_obstacks): Add a gc root for it.
5548 (CHAR_TYPE_SIZE, SHORT_TYPE_SIZE, INT_TYPE_SIZE,
5549 LONG_TYPE_SIZE, LONG_LONG_TYPE_SIZE, FLOAT_TYPE_SIZE,
5550 DOUBLE_TYPE_SIZE, LONG_DOUBLE_TYPE_SIZE): Provide defaults.
5551 (build_common_tree_nodes): New function.
5552 (fix_sizetype): New function.
5553 (build_common_tree_nodes_2): New function.
5554 * tree.h (enum tree_index): New.
5555 (global_trees): Declare.
5556 Add accessor macros for all nodes now moved to global_trees.
5557 Delete their declarations.
5559 Thu Sep 9 20:15:46 1999 Richard Henderson <rth@cygnus.com>
5561 * c-decl.c (finish_function): When processing a nested function,
5562 push and pop GC context around rest_of_compilation.
5564 Thu Sep 9 16:42:06 1999 Richard Henderson <rth@cygnus.com>
5566 * i386.c (override_options): Remove ppro, pentium2, and p2 as aliases.
5567 Default ix86_arch to PROCESSOR_I386.
5568 * i386.h (CC1_CPU_SPEC): Don't add -march=foo. Remove -mno-foo.
5569 (CPP_486_SPEC, CPP_586_SPEC, CPP_686_SPEC): Delete.
5570 (CPP_CPU_DEFAULT_SPEC): Define to __tune_foo__.
5571 (CC1_CPU_SPEC): Make -march=foo define __foo__, and provide
5572 __tune_foo__ if no -mcpu. Make -mcpu=bar define __tune_bar__.
5573 (EXTRA_SPECS): Remove deleted specs.
5575 Thu Sep 9 16:03:06 1999 Richard Henderson <rth@cygnus.com>
5577 * function.c (assign_stack_local_1): Allocate from
5578 function->x_frame_offset, not frame_offset.
5580 Thu Sep 9 14:36:31 1999 Mark Mitchell <mark@codesourcery.com>
5582 * ggc.h (lang_cleanup_tree): Remove.
5583 * gcc-simple.c (ggc_free_tree): Don't call lang_cleanup_tree.
5584 * ggc-callbacks.c (lang_cleanup_tree): Remove.
5586 * c-decl.c (finish_struct): Use ggc_alloc to allocate
5587 TYPE_LANG_SPECIFIC when garbage collecting.
5588 (lang_mark_tree): Mark TYPE_LANG_SPECIFIC.
5589 (lang_cleanup_tree): Remove.
5591 Thu Sep 9 14:23:02 1999 Jason Merrill <jason@yorick.cygnus.com>
5593 * defaults.h (EH_FRAME_SECTION, EH_FRAME_SECTION_ASM_OP): Define here.
5594 * crtstuff.c: Not here.
5595 * dwarf2out.c: Or here.
5596 * libgcc2.c (__do_global_ctors, __do_global_dtors): Handle EH frame
5599 Thu Sep 9 09:40:58 1999 Mark Mitchell <mark@codesourcery.com>
5601 * function.h (free_after_compilation): Remove decl parameter.
5602 (free_varasm_status0: Likewise.
5603 (free_emit_status): Likewise.
5604 (free_stmt_status): Likewise.
5605 (free_after_compilation): Likewise.
5606 (init_lang_status): New variable.
5607 (free_lang_status): Likewise.
5608 * emit-rtl.c (free_emit_status): Make decl parameter implicit.
5609 * function.c (init_lang_status): New variable.
5610 (free_lang_status): Likewise.
5611 (push_function_context_to): Don't set function::decl here.
5612 (free_after_copmilation): Make decl parameter implicit. Call
5613 free_lang_status if defined.
5614 (prepare_function_start): Call init_lang_status if defined.
5615 (init_function_start): Set function::decl here.
5616 * profile.c (output_func_start_profiler): Don't call pushdecl
5617 until we've actually started the function.
5618 * stmt.c (free_stmt_status): Make decl parameter implicit.
5619 * toplev.c (rest_of_compilation): Don't pass decl to
5620 free_after_compilation.
5621 * varasm.c (free_varasm_status): Likewise.
5623 Thu Sep 9 17:23:19 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5625 * except.c (call_get_eh_context): Add root when allocating static
5628 Thu Sep 9 15:24:59 BST 1999 Richard Earnshaw <rearnsha@arm.com>
5630 * arm.c: Include "ggc.h".
5631 (arm_add_gc_roots): New function.
5632 (arm_override_options): Call it.
5633 (aof_pic_entry): Add a GC root for aof_pic_label when it's allocated.
5635 * arm.md (define_asm_attributes): Add a pool_range attribute.
5637 Thu Sep 9 12:32:57 BST 1999 Nathan Sidwell <nathan@acm.org>
5639 * extend.texi (Volatiles): New node.
5641 Thu Sep 9 03:37:31 1999 Richard Henderson <rth@cygnus.com>
5643 * ggc-simple.c (IS_MARKED, IGNORE_MARK): New.
5644 (GGC_ANY_MAGIC, GGC_ANY_MAGIC_MARK): New.
5645 (struct ggc_any): Replace `mark' with `magic_mark'.
5646 (ggc_alloc_string): Use memcpy, not bcopy.
5647 (ggc_alloc_any): Set magic_mark. Update bytes_alloced_since_gc.
5648 (ggc_free_{rtx,rtvec,tree,string}): Mark inline.
5649 (ggc_free_any): New.
5650 (ggc_mark_string): Use IGNORE_MARK. Calc back to struct gcc_string.
5651 (ggc_mark): Use IGNORE_MARK. Abort if magic doesn't match.
5652 (ggc_collect): Re-enable collection avoidance. Use GGC_ANY_MARK.
5653 Use IS_MARKED. Use ggc_free_any.
5655 1999-09-09 Scott Bambrough <scottb@netwinder.org>
5657 * config/arm/linux-elf.h: define NO_IMPLICIT_EXTERN_C
5659 Thu Sep 9 01:55:21 1999 Richard Henderson <rth@cygnus.com>
5661 * toplev.c (main): Always init_ggc.
5663 Wed Sep 8 23:53:22 1999 Richard Henderson <rth@cygnus.com>
5665 * except.c (find_all_handler_type_matches): Free the list if
5666 we found no matches.
5668 * combine.c (SUBST): Break out to a real function do_SUBST.
5669 (SUBST_INT): Likewise.
5670 * gcse.c (free_pre_mem): Free `temp_bitmap'.
5671 (pre_insert): Free `inserted'.
5672 * loop.c (basic_induction_var): Always set `location'.
5674 * function.c (expand_function_end): Add initial_trampoline as a root.
5675 * rtl.h (init_varasm_once): Declare.
5676 * toplev.c (compile_file): Call it.
5677 * ggc-simple.c (ggc_mark_string_ptr): New.
5678 (ggc_add_string_root): New.
5679 (ggc_collect): Disable collection avoidance temporarily.
5680 * ggc.h (ggc_add_string_root): Declare.
5681 * except.c (create_rethrow_ref): Use ggc_alloc_string.
5682 * optabs.c (init_libfuncs): Likewise.
5683 * varasm.c (named_section): Use ggc_alloc_string.
5684 (make_function_rtl): Likewise.
5685 (make_decl_rtl): Likewise.
5686 (assemble_static_space): Likewise.
5687 (assemble_trampoline_template): Likewise.
5688 (output_constant_def): Likewise.
5689 (force_const_mem): Likewise.
5690 (mark_const_hash_entry): New.
5691 (mark_pool_sym_hash_table): New.
5692 (mark_varasm_state): Use it.
5693 (init_varasm_once): New.
5695 * expr.h (init_one_libfunc): Declare.
5696 * optabs.c (init_one_libfunc): New.
5697 (init_optabs): Use it.
5698 * config/gofast.h: Likewise.
5699 * config/sparc/sol2.h (INIT_SUBTARGET_OPTABS): Likewise.
5700 * config/sparc/sparc.h (INIT_TARGET_OPTABS): Likewise.
5702 Thu Sep 9 13:46:06 1999 Geoffrey Keating <geoffk@cygnus.com>
5704 * Makefile.in (cppexp.o): Depend on cpphash.h.
5705 * cppexp.c (cpp_lex): Handle `defined (xxx)' for poisoned xxx.
5707 * cpphash.c (special_symbol): Handle plain `xxx' for poisoned xxx.
5708 * cpplib.c (do_define): Generalise to handle poisoned definitions,
5709 redefining poisoned identifiers, etc.
5710 (do_undef): Don't allow poisoned identifiers to be undefined.
5711 (do_pragma): Add #pragma poison.
5712 (do_xifdef): Handle `#ifdef xxx' for poisoned xxx.
5714 * cccp.c: Add T_POISON node type.
5715 (special_symbol): Handle `defined(xxx)' and plain `xxx' for
5717 (do_define): Generalise to handle poisoned definitions,
5718 redefining poisoned identifiers, etc.
5719 (do_undef): Don't allow poisoned identifiers to be undefined.
5720 (do_pragma): Add #pragma poison.
5721 (do_xifdef): Handle `#ifdef xxx' for poisoned xxx.
5723 * c-pragma.c (handle_pragma_token): Ignore #pragma poison.
5724 * c-pragma.h: Add ps_poison state. We now always have generic
5727 Wed Sep 8 20:30:42 1999 Mark Mitchell <mark@codesourcery.com>
5729 * ggc.h (ggc_alloc): New function.
5730 (ggc_mark): Likewise.
5731 * ggc-simple.c (ggc_any): New structure.
5732 (ggc_status): Add anys.
5733 (n_anys_collected): New variable.
5734 (ggc_alloc): Define.
5735 (ggc_mark): Likewise.
5736 (ggc_collect): Collect the anys.
5738 Wed Sep 8 20:15:14 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5740 * c-decl.c (mark_binding_level): Make static to match prototype.
5742 Wed Sep 8 16:41:27 1999 Richard Henderson <rth@cygnus.com>
5744 * flow.c (new_insn_dead_notes): Don't early out for preexisting regs.
5746 Wed Sep 8 16:07:52 1999 Richard Henderson <rth@cygnus.com>
5748 * gengenrtl.c (CONST_DOUBLE_FORMAT): Take the size REAL_ARITHMETIC
5749 will use into account. Expand the max width to 5.
5752 Wed Sep 8 16:01:14 1999 Richard Henderson <rth@cygnus.com>
5754 * ggc-simple.c (ggc_free_rtx): Poison the correct amount
5757 Wed Sep 8 15:23:54 1999 Richard Henderson <rth@cygnus.com>
5759 * alpha.md (call value patterns): Remove the result predicates.
5761 Wed Sep 8 13:35:38 1999 Richard Henderson <rth@cygnus.com>
5763 * Makefile.in (stmp-fixinc): Remove extraneous exit 1 from
5766 Wed Sep 8 15:32:16 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5768 * system.h (sbrk, malloc, calloc, realloc): Backup prototypes
5769 changed from extern char *, to extern PTR. Also fix typo in
5770 NEED_DECLARATION_REALLOC test.
5772 * mips-tdump.c (malloc, calloc, realloc): Don't prototype.
5774 Wed Sep 8 11:40:47 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5776 * gansidecl.h (__attribute__, ATTRIBUTE_UNUSED_LABEL,
5777 ATTRIBUTE_UNUSED, ATTRIBUTE_NORETURN, ATTRIBUTE_PRINTF,
5778 ATTRIBUTE_PRINTF_1, ATTRIBUTE_PRINTF_2, ATTRIBUTE_PRINTF_3,
5779 ATTRIBUTE_PRINTF_4, ATTRIBUTE_PRINTF_5, GENERIC_PTR): Delete.
5781 * c-decl.c (field_decl_cmp): Use PTR instead of GENERIC_PTR.
5783 * cccp.c (pcfinclude): Likewise.
5785 * global.c (allocno_compare): Likewise.
5787 * haifa-sched.c (rank_for_schedule): Likewise.
5789 * local-alloc.c (qty_sugg_compare_1, qty_compare_1): Likewise.
5791 * reload1.c (hard_reg_use_compare, reload_reg_class_lower): Likewise.
5793 * stupid.c (stupid_reg_compare): Likewise.
5795 * tree.c (_obstack_allocated_p): Likewise.
5797 * varray.h (varray_data_tag, VARRAY_GENERIC_PTR_INIT): Likewise.
5799 1999-09-08 Bruce Korb autogen@linuxbox.com
5801 * gcc/ch/Makefile.in: Give the hapless gperf user a hint about
5802 why "gperf -F" fails.
5803 * gcc/cp/Makefile.in: ditto
5804 * gcc/Makefile.in: ditto
5805 * gcc/java/Makefile.in: ditto
5807 Wed Sep 8 04:43:22 1999 Richard Henderson <rth@cygnus.com>
5809 * lists.c: Include ggc.h.
5811 (init_EXPR_INSN_LIST_cache): Install it.
5813 * ggc-simple.c (init_ggc): Absorb the old init.
5814 (ggc_push_context): Use xcalloc.
5815 (ggc_alloc_rtx, ggc_alloc_rtvec, ggc_alloc_tree): Likewise.
5816 (ggc_collect): Add [rvts] tags to the collection stats.
5818 Wed Sep 8 11:14:25 1999 Andreas Schwab <schwab@suse.de>
5820 * cccp.c (main): Fix handling of -include and -imacros options.
5822 Wed Sep 8 02:23:08 1999 Jeffrey A Law (law@cygnus.com)
5824 * cpplib.c (cpp_push_buffer): Fix order of arguments.
5826 Wed Sep 8 04:44:09 1999 Alexandre Oliva <oliva@dcc.unicamp.br>
5828 * rtl.h (obstack_alloc_rtx): Removed, it's now static in
5831 Wed Sep 8 00:33:43 1999 Alasdair Baird <alasdair@wildcat.demon.co.uk>
5833 * flow.c (insn_dead_p): Use XEXP rather than SUBREG_REG.
5834 * haifa-sched.c (sched_analyze_1): Use XEXP rather than SUBREG_REG
5835 and SET_DEST. Update comment.
5837 Wed Sep 8 18:55:17 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
5839 * config/c4x/c4x.c: Include ggc.h.
5840 (c4x_add_gc_roots): New function.
5841 (c4x_override_options): Call c4x_add_gc_roots.
5843 Wed Sep 8 00:00:16 1999 Richard Henderson <rth@cygnus.com>
5845 * defaults.h (TARGET_ESC): Move ...
5846 * system.h: ... here, where Linas had it in the first place. Silly me.
5848 Tue Sep 7 23:46:35 1999 Linas Vepstas <linas@linas.org>
5850 * c-common.c: Use ISGRAPH, ISLOWER, toupper.
5851 * c-lex.c, cccp.c, cexp.c, cexp.y, cppexp.c, dwarf2out.c, genattr.c,
5852 genattrtab.c, genemit.c, genextract.c, genpeep.c, tree.c: Likewise.
5853 * system.h (IN_CTYPE_DOMAIN): Define to 1 if HOST_EBCDIC.
5854 * defaults.h (TARGET_ESC): Add default.
5856 Tue Sep 7 23:36:59 1999 Linas Vepstas <linas@linas.org>
5858 * configure.in: add i370-*-openedition, i370-*-mvs and
5859 i370-*-linux targets
5861 Tue Sep 7 23:31:53 1999 Mark Mitchell <mark@codesourcery.com>
5863 * dsp16xxx.c: Include ggc.h
5864 (override_options): Mark GC roots.
5865 * mn10200.c: Include ggc.h.
5866 (asm_file_start): Mark GC roots.
5867 * tahoe.c: Include ggc.h.
5868 (extensible_operand): Mark GC roots.
5870 Tue Sep 7 23:23:15 1999 Linas Vepstas <linas@linas.org>
5872 * README: Add section discussing status of ELF ABI.
5873 * i370.c: Fix misc spelling mistakes.
5874 (i370_label_scan): Updated notes, exception handling.
5875 (i370_function_prolog): Simplify ELF stack handling.
5876 * i370.h: (FIXED_REGISTERS): Free up r12 for ELF.
5877 (STACK_GROWS_DOWNWARD): ELF stack grows down.
5878 (ASM_DECLARE_FUNCTION_NAME): Fix crazy malloc size.
5879 * i370.md: (movdi): Add notes.
5880 (floatsidf2): Use stack not rtca for scratch float area.
5881 (iorsi3): Correct operand constraints.
5882 * x-oe: Restore TAROUTOPTS which are used by pax.
5884 Tue Sep 7 22:39:18 1999 Mark Mitchell <mark@codesourcery.com>
5886 * rs6000.c: Include ggc.h.
5887 (rs6000_add_gc_roots): New function.
5888 (override_options): Call it.
5890 Tue Sep 7 22:09:03 1999 Richard Henderson <rth@cygnus.com>
5892 * alpha.h (alpha_compare): New.
5893 (alpha_compare_op0, alpha_compare_op1, alpha_compare_fp_p): Remove.
5894 * alpha.c: Likewise for the definitions.
5895 (alpha_emit_conditional_branch): Update for alpha_compare.
5896 (alpha_emit_conditional_move): Likewise.
5897 * alpha.md (cmpdf, cmpdi): Likewise.
5898 (setcc patterns): Likewise. Zero alpha_compare after use.
5899 (sne): Optimize (x != 0) into (0U < x).
5901 Tue Sep 7 21:55:02 1999 Richard Henderson <rth@cygnus.com>
5903 * alpha.h (alpha_eh_epilogue_sp_ofs): Remove.
5904 (struct machine_function): Declare; add eh_epilogue_sp_ofs.
5905 (INIT_EXPANDERS): Remove.
5906 * alpha.c: Include ggc.h.
5907 (alpha_eh_epilogue_sp_ofs, alpha_return_addr_rtx): Remove.
5908 (alpha_init_machine_status, alpha_mark_machine_status): New.
5909 (override_options): Install them.
5910 (struct machine_function): Moved to alpha.h.
5911 (alpha_save_machine_status, alpha_restore_machine_status): Remove.
5912 (alpha_init_expanders): Remove.
5913 (alpha_return_addr): Adjust to use current_function->machine.
5914 (alpha_ra_ever_killed): Likewise.
5915 (alpha_expand_epilogue): Likewise.
5916 * alpha.md (eh_epilogue): Likewise.
5918 Wed Sep 8 14:34:42 1999 Ian Piumarta <piumarta@prof.inria.fr>
5919 Melissa O'Neill <oneill@cs.sfu.ca>
5920 Geoffrey Keating <geoffk@cygnus.com>
5922 * config/rs6000/rs6000.c (first_reg_to_save): Don't save fixed or
5923 call-used registers (call-saved registers must still be contiguous
5924 and end with r31, of course).
5926 Tue Sep 7 21:41:38 1999 Richard Henderson <rth@cygnus.com>
5928 * c-typeck.c (type_lists_compatible_p): Use simple_type_promotes_to.
5929 (self_promoting_type_p): Delete.
5930 (self_promoting_args_p): Move ...
5931 * c-common.c: ... here.
5932 (c_common_nodes_and_builtins): Initialize lang_type_promotes_to.
5933 (simple_type_promotes_to): New.
5934 * builtins.c (lang_type_promotes_to): New.
5935 (expand_builtin_va_arg): Use it to give diagnostic for illegal types.
5936 * c-tree.h (C_PROMOTING_INTEGER_TYPE_P): Move ...
5937 * c-common.h: ... here.
5938 (self_promoting_args_p, simple_type_promotes_to): Declare.
5939 * c-decl.c (duplicate_decls): Use simple_type_promotes_to.
5940 (grokdeclarator): Likewise.
5941 * tree.h (lang_type_promotes_to): Declare.
5943 Tue Sep 7 17:15:21 1999 Mark Mitchell <mark@codesourcery.com>
5945 Add some machine-dependent GC roots.
5946 * sparc.c: Include ggc.h.
5947 (sparc_add_gc_roots): New function.
5948 (mark_ultrasparc_pipeline_state): Likewise.
5949 (override_options): Call sparc_add_gc_roots.
5950 * pa.c: Include ggc.h.
5951 (pa_add_gc_roots): New function.
5952 (mark_deferred_plabels): Likewise.
5953 (override_options): Call pa_add_gc_roots.
5954 * mips.c: Include ggc.h.
5955 (mips_add_gc_roots): New function.
5956 (override_options): Use it.
5958 Tue Sep 7 11:39:41 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5960 * cpperror.c (cpp_file_line_for_message): Constify a char*.
5962 * cppexp.c (parse_number, parse_charconst, cpp_lex,
5963 cpp_parse_expr): Add static prototypes.
5964 (parse_charconst): Don't cast away const-ness.
5965 (token): Constify a char*.
5967 * cppfiles.c (file_name_list, include_hash, find_include_file,
5968 finclude, initialize_input_buffer): Constify a char*.
5969 (file_cleanup, find_position): Add static prototypes.
5971 * cpphash.c (macro_cleanup, macarg, timestamp, special_symbol,
5972 collect_expansion): Add static prototypes.
5973 (cpp_install, create_definition, monthnames): Constify a char*.
5975 * cpphash.h (cpp_install): Likewise.
5977 * cppinit.c (known_suffixes, default_include,
5978 dump_special_to_buffer, NAME, cpp_start_read, cpp_finish): Likewise.
5979 (base_name, dump_special_to_buffer, initialize_dependency_output):
5980 Add static prototypes.
5982 * cpplib.c (my_strerror): Constify a char*.
5983 (null_underflow, null_cleanup, skip_comment, copy_comment,
5984 copy_rest_of_line, handle_directive, pass_thru_directive,
5985 get_directive_token, read_line_number, cpp_print_file_and_line,
5986 v_cpp_error, v_cpp_warning, v_cpp_error_with_line,
5987 v_cpp_warning_with_line, detect_if_not_defined,
5988 consider_directive_while_skipping): Add static prototypes.
5989 (pass_thru_directive, check_macro_name, cpp_expand_to_buffer,
5990 cpp_pedwarn_with_file_and_line): Constify a char*.
5992 * cpplib.h (cpp_options, include_hash, progname, definition,
5993 cpp_pedwarn_with_file_and_line, cpp_expand_to_buffer,
5994 check_macro_name, cpp_pfatal_with_name, cpp_file_line_for_message,
5995 find_include_file, deps_output, include_hash): Constify a char*.
5997 * cppmain.c (progname): Constify.
5998 (main): Add prototype. Use return, not exit.
6000 * fix-header.c (fatal, add_symbols, lookup_std_proto, write_lbrac,
6001 recognized_macro, check_macro_names, read_scan_file, write_rbrac,
6002 inf_skip_spaces, inf_read_upto, inf_scan_ident, inf_scan_ident,
6003 check_protection): Add static prototype.
6005 (progname, recognized_macrom, recognized_extern): Constify a char*.
6006 (main): Add prototype.
6008 * gen-protos.c (progname): Constify a char*.
6010 Tue Sep 7 00:47:52 1999 Mark Mitchell <mark@codesourcery.com>
6012 * emit-rtl.c (free_emit_status): Take decl as a parameter.
6013 (init_emit_once): Add more GC roots.
6014 * except.c (mark_func_eh_entry): New function.
6015 (mark_eh_node): Mark false_label and rethrow_label.
6016 (init_eh): Add more GC roots.
6017 * function.c (free_after_compilation): Take decl as a paramter.
6018 Call free_stmt_status.
6019 (mark_function_state): Don't assume x_parm_reg_stack_loc is
6021 * function.h (free_after_compilation): Change prototype.
6022 (free_varasm_status): Likewise.
6023 (free_emit_status): Likewise.
6024 (free_stmt_status): New function.
6025 * ggc-simple.c (rtx, vecs, trees, strings, bytes_alloced_since_gc):
6026 Remove, replacing with ...
6027 (ggc_status): New structure.
6028 (ggc_chain): New variable.
6030 (ggc_push_context): New function.
6031 (ggc_pop_context): Likewise.
6032 (ggc_alloc_rtx): Adjust for use of ggc_chain.
6033 (ggc_alloc_rtvec): Likewise.
6034 (ggc_alloc_tree): Likewise.
6035 (ggc_alloc_string): Likewise.
6036 (ggc_mark_rtx): Mark NOTE_SOURCE_FILE and NOTE_RANGE_INFO.
6037 (ggc_mark_tree): Give language-dependent code a chance to mark
6039 (ggc_mark_tree_varray): Handle empty arrays.
6040 (ggc_collect): Adjust for use of ggc_chain. Clear
6041 bytes_alloced_since_last_gc.
6042 * ggc.h (ggc_pop_context): New function.
6043 (ggc_push_context): Likewise.
6044 * print-tree.c (print_node): Don't print obstacks when GC'ing.
6045 * stmt.c (free_stmt_status): New function.
6046 (init_stmt_for_function): Clear last_expr_value.
6047 * toplev.c (rest_of_compilation): Always call free_after_compilation.
6048 Conditionalize call to ggc_collect.
6049 (main): Call init_ggc.
6050 * tree.c (push_obstacks): Do the push, even when GC'ing.
6051 (push_obstacks_nochange): Likewise.
6052 (pop_obstacks): Liekwise.
6053 * varasm.c (free_varasm_status): Take decl as a parameter.
6055 Tue Sep 7 08:15:49 1999 Gavin Romig-Koch <gavin@cygnus.com>
6057 * config/mips/mips.h (MULTILIB_ENDIAN_DEFAULT) : New macro.
6058 (MULTILIB_ENDIAN_DEFAULT) : Use the new macro.
6059 * config/mips/elf64.h (MULTILIB_DEFAULTS) : Use the new macro.
6060 * config/mips/r3900.h (MULTILIB_DEFAULTS) : Use the new macro.
6062 Tue Sep 7 03:42:45 1999 Mark Klein (mklein@dis.com)
6064 * pa/x-pa-mpeix: New file for the MPE port.
6066 * pa/quadlib.asm: New file for long double support.
6068 * configure.in: Add hppa1.0-*-mpeix for MPE port.
6069 * configure: Rebuilt.
6071 Tue Sep 7 10:08:40 1999 Andreas Schwab <schwab@suse.de>
6073 * final.c (shorten_branches): Fix last change.
6075 Tue Sep 7 00:30:32 1999 Jeffrey A Law (law@cygnus.com)
6077 * pa.h (ASM_OUTPUT_DOUBLE_INT): Delete.
6079 Mon Sep 6 22:44:47 1999 Jeffrey A Law (law@cygnus.com)
6081 * Merge from gcc2 snapshot Jan 9, 1999. See FSFChangeLog for
6084 Mon Sep 6 22:31:28 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6086 * c-aux-info.c (concat): Don't define.
6088 * cccp.c (my_strerror): Likewise. All callers changed to use
6090 (do_include): Call xstrdup, not xmalloc/strcpy.
6091 (grow_outbuf): Don't check if xrealloc returns NULL, it can't.
6092 (xmalloc, xrealloc, xcalloc, xstrdup): Don't define.
6094 * collect2.c (my_strsignal): Likewise. All callers changed to use
6096 (locatelib): Call xstrdup, not xmalloc/strcpy.
6098 * 1750a.h (ASM_OUTPUT_INTERNAL_LABEL): Call xmalloc, not malloc.
6100 * dsp16xx.c (override_options): Call xstrdup, not xmalloc/strcpy.
6102 * i370.h (ASM_DECLARE_FUNCTION_NAME): Call xmalloc, not malloc.
6104 * mips.c (build_mips16_call_stub): Call xstrdup, not xmalloc/strcpy.
6106 * cppinit.c (cpp_options_init): Call xcalloc, not xmalloc/bzero.
6108 * dwarfout.c (dwarfout_init): Call concat, not xmalloc/strcpy/...
6110 * except.c (new_eh_region_entry): Call xmalloc/xrealloc, not
6112 (find_all_handler_type_matches): Likewise. Don't check return
6114 (get_new_handler, init_insn_eh_region, process_nestinfo): Call
6115 xmalloc, not malloc.
6116 (init_eh_nesting_info): Likewise. Call xcalloc, not xmalloc/bzero.
6118 * gcc.c (xstrerror, xmalloc, xrealloc): Don't define.
6119 (init_spec): Call xcalloc, not xmalloc/bzero.
6120 (set_spec): Call xstrdup, not save_string.
6121 (record_temp_file): Call xstrdup, not xmalloc/strcpy.
6122 (find_a_file): Call xstrdup, not xmalloc/strcpy.
6123 (process_command): Call xstrdup, not save_string.
6124 (main): Call xcalloc, not xmalloc/bzero.
6126 * gcov.c (xmalloc): Don't define.
6127 (create_program_flow_graph): Call xcalloc, not xmalloc/bzero.
6128 (scan_for_source_files): Call xstrdup, not xmalloc/strcpy.
6129 (output_data): Call xcalloc, not xmalloc/bzero.
6131 * haifa-sched.c (schedule_insns): Call xcalloc, not xmalloc/bzero.
6133 * mips-tdump.c (xmalloc): Don't define.
6134 (print_symbol): Call xmalloc, not malloc.
6135 (read_tfile): Call xcalloc, not calloc.
6137 * mips-tfile.c (xfree, my_strsignal, xmalloc, xcalloc, xrealloc):
6138 Don't define. All callers of xfree/my_strsignal changed to use
6139 free/strsignal instead.
6140 (allocate_cluster): Call xcalloc, not calloc.
6142 * objc/objc-act.c (lang_init): Call concat, not xmalloc/strcpy/...
6143 Fix memory leak, free allocated memory.
6145 * prefix.c (translate_name): Call xstrdup, not save_string.
6146 (update_path): Likewise.
6148 * profile.c (branch_prob): Call xstrdup, not xmalloc/strcpy.
6150 * protoize.c (xstrerror, xmalloc, xrealloc, xfree, savestring2):
6151 Don't define. Callers of xfree/savestring2 changed to use
6152 free/concat instead.
6154 * reload1.c (reload): Call xcalloc, not xmalloc/bzero.
6155 (init_elim_table): Likewise.
6157 * resource.c (init_resource_info): Likewise.
6159 * stupid.c (stupid_life_analysis): Likewise.
6161 * toplev.c (xmalloc, xcalloc, xrealloc, xstrdup): Don't define.
6162 (open_dump_file): Call concat, not xmalloc/strcpy/...
6163 (clean_dump_file): Likewise.
6164 (compile_file): Call xstrdup, not xmalloc/strcpy.
6166 Mon Sep 6 15:04:55 1999 Richard Henderson <rth@cygnus.com>
6168 * v850.h (EXPAND_BUILTIN_VA_ARG): New.
6169 * v850.c (v850_va_arg): New.
6171 Tue Sep 7 09:36:01 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
6173 * haifa-sched.c: Tidy comments.
6175 Mon Sep 6 14:30:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
6177 * Makefile.in (C_AND_OBJC_OBJS): Remove ggc-callbacks.o.
6178 (c-parse.o, c-decl.o, c-lang.o, c-lex.o, c-common.o,
6179 $(out_object_file)): Depend on ggc.h.
6180 * c-common.c: Include "ggc.h".
6181 (combine_strings): If doing GC, use ggc_alloc_string.
6182 * c-decl.c: Include "ggc.h".
6183 (ggc_p): Define with value 0.
6184 (mark_binding_level): New function.
6185 (init_decl_processing): Add GC roots.
6186 (mark_c_function_context): New function.
6187 (lang_mark_false_label_stack): New function.
6188 (lang_mark_tree): New function.
6189 (lang_cleanup_tree): New function.
6190 * c-lang.c: Include "ggc.h".
6191 (lang_init): Call c_parse_init.
6192 * c-lex.c: Include "ggc.h".
6193 (check_linenum): If doing GC, don't copy filenames to permanent
6195 * c-parse.in: Include "ggc.h".
6196 (c_parse_init): New function.
6197 * c-tree.h (c_parse_init, mark_c_function_context): Declare.
6198 * objc/Make-lang.in (objc-parse.o): Depend on ggc.h.
6200 * except.c (mark_eh_state): Mark more state.
6201 * function.c (mark_function_state): Likewise.
6202 * ggc-simple.c (ggc_alloc_rtvec): Bring in sync with non-gc version.
6203 (ggc_alloc_string) [GGC_DUMP]: Fix typo.
6204 * toplev.c (mark_file_stack): New function.
6205 (compile_file): If doing GC, use ggc_alloc_string on input filename.
6206 (main): Add root for input_file_stack.
6208 * i386.c: Include "ggc.h".
6209 (ix86_mark_machine_status): New function.
6210 (override_options): Set mark_machine_status.
6212 Mon Sep 6 15:26:23 1999 Bernd Schmidt <bernds@cygnus.co.uk>
6214 * tree.c (copy_node): Copy node contents also if doing GC.
6216 Mon Sep 6 08:42:06 1999 Alexandre Oliva <oliva@dcc.unicamp.br>
6218 * collect2.c (scan_libraries): Fix double-thinko :-).
6220 Mon Sep 6 02:42:36 1999 Jeffrey A Law (law@cygnus.com)
6222 * collect2.c (scan_libraries): Fix thinko.
6224 * cse.c (delete_trivially_dead_insns): Do not skip the last
6225 insn if it is a real insn.
6227 Sun Sep 5 18:57:42 1999 Mark Mitchell <mark@codesourcery.com>
6229 * Makefile.in (ggc-simple.o): Depend on hash.h.
6230 * ggc.h (ggc_add_tree_hash_table_root): Declare.
6231 (ggc_mark_tree_varray): Likewise.
6232 (ggc_mark_tree_hash_table): Likewise.
6233 * ggc-simple.c: Include hash.h.
6234 (ggc_mark_tree_hash_table_ptr): New function.
6235 (ggc_mark_tree_hash_table_entry): Likewise.
6236 (ggc_mark_tree_hash_table): Likewise.
6237 (ggc_add_tree_hash_table_root): Likewise.
6238 * varray.h (const_equiv_data): Use struct rtx_def *, rather than
6239 rtx, when defining fields.
6241 Sun Sep 5 18:57:42 1999 Bernd Schmidt <crux@pool.informatik.rwth-aachen.de>
6243 * profile.c (output_func_start_profiler): Remove apparently
6244 nonsensical call to start_sequence.
6246 Sun Sep 5 17:34:33 1999 Richard Henderson <rth@cygnus.com>
6248 * clipper/clipper.c (clipper_va_start): Fix typos.
6250 * pyr/pyr.c (pyr_build_va_list, pyr_va_start, pyr_va_arg): New stubs.
6251 * spur/spur.c (spur_build_va_list, spur_va_start): New stubs.
6252 (spur_va_arg): New stub.
6254 * configure.in: Comment out pyramid.
6256 Sun Sep 5 19:11:01 1999 Michael Meissner <meissner@cygnus.com>
6258 * i386.h (MASK_{DEBUG_{ADDR,ARG},INTEL_SYNTAX}): Move so these
6259 don't conflict with the bits that win32, cygwin, and dgux
6262 Sun Sep 5 09:31:56 1999 Richard Henderson <rth@cygnus.com>
6263 Bernd Schmidt <bernds@cygnus.co.uk>
6265 * integrate.c (function_cannot_inline_p): Do not inline
6266 functions with forced labels.
6268 Sun Sep 5 00:35:17 1999 Richard Henderson <rth@cygnus.com>
6269 Bernd Schmidt <bernds@cygnus.co.uk>
6270 Mark Mitchell <mark@codesourcery.com>
6272 * Makefile.in (ggc-simple.o): Depend on varray.h.
6273 (rtl.o): Depend on ggc.h.
6274 (genattrtab.o): Depend on ggc.h.
6275 (print-tree.o): Likewise.
6276 (fold-const.o): Likewise.
6277 * emit-rtl.c (sequence_element_free_list): Remove, and all references.
6278 (make_insn_raw): Don't cache insns when GC'ing.
6279 (emit_insn_before): Likewise.
6280 (emit_insn_after): Likewise.
6281 (emit_insn): Likewise.
6282 (start_sequence): Use xmalloc to allocate the sequence_stack.
6283 (end_sequence): Add free to free it.
6284 (gen_sequence): Don't cache insns when GC'ing.
6285 (clear_emit_caches): Don't use sequence_element_free_list.
6286 (init_emit): Use xcalloc, not xmalloc+bzero.
6287 * fold-const.c (size_int_wide): Kill the cache, when GC'ing.
6288 * function.c (pop_function_context_from): Use free to free the
6289 fixup_var_refs_queue.
6290 (put_reg_into_stack): Allocate it with xmalloc.
6291 * genattrtab.c: Include ggc.h.
6292 (operate_exp): Don't use obstack_free when GC'ing.
6293 (simplify_cond): Likewise.
6294 (simplify_text_exp): Likewise.
6295 (optimize_attrs): Likewise.
6296 * gengenrtl.c (gendef): Use ggc_alloc_rtx to allocate RTL, when
6298 (gencode): Generate a #include for ggc.h.
6299 * ggc-callbacks.c (ggc_p): Define it to zero.
6300 * ggc-none.c (ggc_p): Likewise.
6301 * ggc-simple.c: Include varray.h.
6302 (ggc_mark_tree_varray): New function.
6303 (ggc_add_tree_varray_root): Likewise.
6304 (ggc_mark_tree_varray_ptr): Likewise.
6305 * ggc.h (ggc_p): Declare.
6306 (varray_head_tag): Likewise.
6307 (ggc_add_tree_varray_root): Declare.
6308 * print-tree.c (print_node): Don't check for TREE_PERMANENT
6309 inconsistencies when GC'ing.
6310 * rtl.c: Include ggc.h.
6311 (rtvec_alloc): Use ggc_alloc_rtvec when GC'ing.
6312 (rtx_alloc): Use ggc_alloc_rtx when GC'ing.
6313 (rtx_free): Don't call obstack_free when GC'ing.
6314 * toplev.c (rest_of_compilation): Call ggc_collect after every
6316 * tree.c (push_obstacks): Do nothing, if GC'ing.
6317 (pop_obstacks_nochange): Likewise.
6318 (pop_obstacks): Likewise.
6319 (make_node): Use ggc_alloc_tree when GC'ing.
6320 (copy_node): Likewise.
6321 (get_identifier): Use ggc_alloc_string when GC'ing.
6322 (build_string): Likewise.
6323 (make_tree_vec): Use ggc_alloc_tree when GC'ing.
6324 (tree_cons): Likewise.
6326 (type_hash_canon): Don't call obstack_free when GC'ing.
6328 Sat Sep 4 21:52:32 1999 Richard Henderson <rth@cygnus.com>
6330 * haifa-sched.c (schedule_block): Use next_nonnote_insn instead
6331 of NEXT_INSN when examining speculative insns for SCHED_GROUP_P.
6333 Sat Sep 4 20:40:19 1999 Richard Henderson <rth@cygnus.com>
6334 Bernd Schmidt <bernds@cygnus.co.uk>
6335 Mark Mitchell <mark@codesourcery.com>
6337 * Makefile.in (stor-layout.o): Depend on ggc.h.
6338 (expr.o): Depend on ggc.h.
6339 (profile.o): Depend on ggc.h.
6340 (stor-layout.o): Depend on ggc.h.
6341 * emit-rtl.c (init_emit_once): Add gc roots.
6342 * expr.c: Include ggc.h.
6343 (emit_block_move): Add gc roots.
6344 (clear_storage): Likewise.
6345 * expr.h (init_stor_layout_once): New function.
6346 * profile.c: Include ggc.h.
6347 (init_arc_profiler): profiler_label is a root.
6348 * scan.c (make_sstring_space): Trust xrealloc to function
6349 correctly with first parameter NULL.
6350 * stor-layout.c: Include ggc.h.
6351 (set_sizetype): Add gc root.
6352 (init_stor_layout_once): New function.
6353 * toplev.c (compile_file): Call it.
6355 Sat Sep 4 19:26:25 1999 Richard Henderson <rth@cygnus.com>
6356 Bernd Schmidt <bernds@cygnus.co.uk>
6357 Mark Mitchell <mark@codesourcery.com>
6359 * Makefile.in (tree.o): Depend on ggc.h.
6360 (varasm.o): Likewise.
6361 (function.o): Likewise.
6363 (except.o): Likewise.
6364 (optabs.o): Likewise.
6365 (emit-rtl.o): Likewise.
6366 * emit-rtl.c: Include ggc.h.
6367 (sequence_element_free_list): Remove, and all references.
6368 (mark_sequence): New functions.
6369 (mark_emit_state): New function.
6370 * except.c: Include ggc.h.
6371 (mark_eh_node, mark_eh_stack, mark_eh_queue): New functions.
6372 (mark_tree_label_node): New functions.
6373 (mark_eh_state): New function.
6374 * function.c: Include ggc.h.
6375 (mark_temp_slot, mark_function_chain): New functions.
6376 (mark_function_state): New function.
6377 (init_function_once): New function.
6378 * function.h (init_function_once): New function.
6379 * ggc-callbacks.c (lang_mark_false_label_stack): New function.
6380 * ggc.h (label_node): Declare.
6381 (eh_status, emit_status, stmt_status, varasm_status): Likewise.
6382 (lang_mark_false_label_stack): New function.
6383 (mark_temp_slot): Remove declaration.
6384 (mark_function_chain): Likewise.
6385 (mark_eh_state): Adjust prototype.
6386 (mark_stmt_state, mark_emit_state, mark_varasm_state, mark_optab):
6388 * optabs.c: Include ggc.h.
6389 (mark_optab): New function.
6390 (init_optabs): Add gc roots.
6391 * stmt.c: Include ggc.h.
6392 (mark_cond_nesting, mark_loop_nesting): New functions.
6393 (mark_block_nesting, mark_case_nesting, mark_goto_fixup): Likewise.
6394 (mark_stmt_state): New function.
6395 * toplev.c (compile_file): Call init_function_once.
6396 * tree.c: Include ggc.h.
6397 (type_hash): Move declaration earlier in file.
6398 (TYPE_HASH_SIZE, type_hash_table): Likewise.
6399 (init_obstacks): Add gc roots.
6400 (mark_type_hash): New function.
6401 * varasm.c: Include ggc.h.
6402 (mark_pool_constant): New function.
6403 (mark_varasm_state): New function.
6405 Sat Sep 4 22:28:56 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6407 * ggc-simple.c (ggc_root, ggc_collect): Wrap prototype with PROTO.
6409 Sat Sep 4 18:01:45 1999 Bernd Schmidt <bernds@cygnus.co.uk>
6411 * c-decl.c (struct language_function): Renamed from struct c_function.
6413 (c_function_chain): Delete.
6414 (push_c_function_context): New arg F. Don't warn about nested
6415 functions here. Fill LANGUAGE elt of F. Delete code to update
6416 c_function_chain. Don't call push_function_context.
6417 (pop_c_function_context): New arg F. Restore from there instead of
6418 from c_function_chain. Don't call pop_function_context. Clear out
6419 LANGUAGE field of F when done.
6420 * c-lang.c: Include "function.h"
6421 (lang_init): Initialize save_lang_status and restore_lang_status.
6422 * c-parse.in (nested_function, nested_function_notype): Warn about
6423 nested functions. Call push_function_context/pop_function_context
6424 instead of the _c_ variants.
6425 * c-tree.h (push_c_function_context, pop_c_function_context): Update
6427 * Makefile.in (c-lang.o): Update dependencies.
6429 * emit-rtl.c (init_emit): Use xmalloc to allocate regno_reg_rtx,
6430 regno_pointer_flag, regno_pointer_align.
6431 (gen_reg_rtx): Use xrealloc to enlarge them.
6432 (free_emit_status): New function.
6433 * function.c (mark_machine_status, mark_lang_status): New variables.
6434 (assign_stack_local_1): Renamed from assign_outer_stack_local. Merge
6435 in some bits from assign_stack_local. All callers changed to use new
6437 (assign_stack_local): Just call assign_stack_local_1.
6438 (free_after_compilation): New function.
6439 (put_reg_into_stack): Simplify to always call assign_stack_local_1.
6440 (trampoline_address): Likewise.
6441 (assign_parms): Use xcalloc/xrealloc to allocate parm_reg_stack_loc.
6442 (prepare_function_start): Explicitly clear some more variables.
6443 * function.h (struct function): New elt can_garbage_collect.
6444 (mark_machine_status, mark_lang_status): Declare variables.
6445 (free_after_compilation, free_emit_status, free_varasm_status,
6446 init_varasm_status): Declare functions.
6447 * toplev.c (rest_of_compilation): Call free_after_compilation when
6448 done with the current function.
6449 * varasm.c (free_varasm_status): New function.
6451 Sat Sep 4 17:15:13 1999 Richard Henderson <rth@cygnus.com>
6453 * sparc.h (EXPAND_BUILTIN_VA_START): Define.
6454 (EXPAND_BUILTIN_VA_ARG): Define.
6455 * sparc.c (sparc_va_start): New.
6456 (sparc_va_arg): New.
6458 Sun Sep 5 11:11:59 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
6460 * config/c4x/c4x.h (DBR_OUTPUT_SEQEND): Use XVECEXP not XEXPs.
6462 Sun Sep 5 10:13:19 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
6464 * config/c4x/c4x.h (CALLER_SAVE_PROFITABLE): Disable.
6466 Sat Sep 4 13:44:01 1999 Mark Mitchell <mark@codesourcery.com>
6468 * Makefile.in (C_AND_C_OBJS): Add gcc-callbacks.o.
6470 (ggc-callbacks.o): New target.
6471 * ggc-callbacks.c: New file.
6473 Sat Sep 4 22:53:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
6475 * expr.h: Collapse individual optab and libfunc vars to arrays.
6476 (optab_index, libfunc_index): New enumerations.
6477 (optab_table, libfunc_table): New arrays.
6478 Add accessor macros for both.
6480 * optabs.c (optab_table, libfunc_table): New.
6481 Delete declarations for individual optab and libfunc vars.
6483 Sat Sep 4 12:57:17 1999 Richard Henderson <rth@cygnus.com>
6485 * i386/sco5.h (RETURN_POPS_ARGS): Name change ix86_return_pops_args.
6487 Sat Sep 4 11:19:52 1999 Richard Henderson <rth@cygnus.com>
6489 * Makefile.in (GGC, GGC_LIB): New.
6490 (HOST_RTL): Include ggc-none.o.
6491 (ggc-simple.o): New target.
6492 (ggc-none.o): Likewise.
6493 * tree.h (tree_common): Add gc_mark.
6494 * rtl.h (struct rtx_def): Steal a bit from code to make gc_mark.
6495 (struct rtvec_def): Add gc_mark.
6496 * emit-rtl.c (global_rtl): Update static initializers to contain
6497 enough initializers.
6498 * ggc.h, ggc-none.c, ggc-simple.c: New files.
6499 * toplev.c (gc_time): New variable.
6500 (all_time): New variable.
6501 (compile_file): Print gc time.
6502 (print_time): Calculate percentage of the whole.
6504 Sat Sep 4 13:11:01 1999 Bernd Schmidt <bernds@cygnus.co.uk>
6506 Change obstack memory management and varasm constant pool handling so
6507 that nested functions are treated like any other functions.
6508 * function.c (init_machine_status): New variable.
6509 (push_function_context_to): Set contains_functions for the outer
6510 function. Don't call save_varasm_status.
6511 (pop_function_context_from): Don't call restore_varasm_status. Don't
6512 set current_function_contains_functions.
6513 (prepare_function_start): Call init_varasm_status rather than
6514 init_const_rtx_hash_table. Call (*init_machine_status) if the pointer
6516 * function.h (struct function) Add field varasm. Delete fields
6517 inline_obstacks, inl_emit, const_rtx_hash_table, first_pool,
6518 last_pool, const_rtx_sym_hash_table, pool_offset, const_double_chain.
6519 (init_machine_status): Declare.
6520 (save_varasm_status, restore_varasm_status): Delete declarations.
6521 (save_tree_status, restore_tree_status): Delete last argument.
6522 * integrate.c (initialize_for_inline): Lose arg COPY. Delete copying
6523 code. All callers changed.
6524 (copy_decl_list, copy_decl_tree, copy_decl_rtls, copy_for_inline,
6525 save_constants_in_decl_trees, restore_constants, save_constants,
6526 save_for_inline_eh_labelmap, save_for_inline_copying): Delete
6528 (inlining): New variable.
6529 (reg_map, label_map, insn_map, orig_asm_operands_vector,
6530 copy_asm_operands_vector, copy_asm_constraints_vector): Delete
6532 (save_for_inline_nocopy): Don't save constants.
6533 Don't set inl_emit field in current_function.
6534 (expand_inline_function): Use emit field, not inl_emit, of the inlined
6535 function. Set new variable inlining before
6536 calling copy_rtx_and_substitute.
6537 (copy_rtx_and_substitute): In MEM and SYMBOL_REF cases, handle
6538 constant pool references if inlining is nonzero.
6539 Delete ADDRESS and (most of the) CONST cases.
6540 (output_inline_function): Save and restore current_function/
6541 current_function_decl. Delete restore_constants code. Don't call
6542 init_const_rtx_hash_table.
6543 * output.h (init_const_rtx_hash_table): Don't declare.
6544 * rtl.h (struct function): Declare.
6545 (get_pool_constant_for_function, get_pool_mode_for_function): Declare.
6546 * toplev.c (rest_of_compilation): Don't treat nested functions or
6547 functions containing them specially. Delete all code to deal with
6548 save_for_inline_copying.
6549 * tree.c (toplev_inline_obstacks, extra_inline_obstacks,
6550 inline_obstacks): Delete variables.
6551 (save_tree_status): Lose arg CONTEXT. All callers changed.
6552 Simply allocate a new function_maybepermanent_obstack for the new
6553 function, delete all the special cases.
6554 Don't save inline_obstacks.
6555 (restore_tree_status): Lose arg CONTEXT. All callers changed.
6556 Delete special handling for function_maybepermanent_obstack; simply
6558 Don't restore inline_obstacks.
6559 (permanent_allocation): Delete code that frees inline_obstacks.
6560 (print_inline_obstack_statistics): Delete function.
6561 (dump_tree_statistics): Don't call it.
6562 * varasm.c (struct varasm_status): New.
6563 (const_rtx_hash_table, const_rtx_sym_hash_table, first_pool,
6564 last_pool, pool_offset, const_double_chain): Delete global
6565 variables, replace with accessor macros.
6566 (immed_double_const): Don't walk const_double_chain outside a
6567 function, but don't treat nested functions specially anymore.
6568 (immed_real_const_1): Likewise.
6569 (clear_const_double_mem): Don't treat nested functions specially.
6570 (init_const_rtx_hash_table): Deleted, code moved to init_varasm_status.
6571 (save_varasm_status, restore_varasm_status): Delete functions.
6572 (init_varasm_status): New function.
6573 (force_const_mem): Don't treat nested functions specially.
6574 (find_pool_constant): Accept new arg F, search for constants in
6575 that function's pool rather than the current one. All callers
6577 (get_pool_constant_for_function, get_pool_mode_for_function): New
6580 * i386.c (init_386_machine_status): New function, mostly from
6581 clear_386_stack_locals.
6582 (struct machine_functions): Rename element names to avoid name
6584 (pic_label_rtx, pic_label_name, i386_stack_locals): New accessor
6585 macros, replacing global variables.
6586 (clear_386_stack_locals, save_386_machine_status,
6587 restore_386_machine_status): Delete functions.
6588 (override_options): Initialize init_machine_status.
6589 * i386.h (INIT_EXPANDERS): Delete macro.
6590 (save_386_machine_status, restore_386_machine_status,
6591 clear_386_stack_locals): Delete declarations.
6593 Sat Sep 4 16:56:28 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
6595 * config/c4x/c4x.md (rptb_init): Renamed from *rptb_init.
6596 (doloop_begin): Simplify pattern and use emit_jump_insn.
6597 (doloop_end): Simplify pattern, switch operand order,
6598 and use emit_jump_insn.
6600 Fri Sep 3 19:02:38 1999 Bernd Schmidt <crux@pool.informatik.rwth-aachen.de>
6602 * function.h (struct function): Add new element LANGUAGE.
6603 (save_lang_status): Declare new variable.
6604 (restore_lang_status): Likewise.
6605 * function.c (save_lang_status): Define.
6606 (restore_lang_status): Likewise.
6607 (push_function_context_to): Call language-specific save function.
6608 (pop_function_context_from): Call language-specific restore function.
6610 Fri Sep 3 01:16:18 1999 Alasdair Baird <alasdair@wildcat.demon.co.uk>
6612 * i386.md (movsf_1): Check REG_P before use of REGNO.
6613 (movdf_1): Likewise.
6614 (movxf_1): Likewise.
6615 (extendsfdf2): Likewise.
6616 (extendsfxf2): Likewise.
6617 (extenddfxf2): Likewise.
6619 Sat Sep 4 11:37:15 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
6621 * config/c4x/c4x.c (c4x_emit_move_sequence): Do not force large
6622 constants into memory.
6623 (c4x_shiftable_constant): New function.
6624 * config/c4x/c4x.c (LEGITIMATE_CONSTANT_P): Allow any CONST_INT.
6625 (c4x_shiftable_constant): Declare.
6626 * config/c4x/c4x.md (loadqi_big_constant, loadhi_big_constant,
6627 ashlqi3_noclobber): Add new patterns and associated splitters.
6629 Fri Sep 3 16:22:17 1999 Richard Henderson <rth@cygnus.com>
6631 * dbxout.c (dbxout_init): Use xcalloc instead of xmalloc+bzero.
6632 * dwarf2out.c (dwarf2out_frame_init): Likewise.
6633 * final.c (shorten_branches): Likewise.
6634 * global.c (global_alloc): Likewise.
6635 * haifa-sched.c (build_control_flow): Likewise.
6636 * stmt.c (check_for_full_enumeration_handling): Likewise.
6637 (estimate_case_costs): Likewise.
6639 Fri Sep 3 15:49:56 1999 Mark Mitchell <mark@codesourcery.com>
6641 * rtl.h (RTL_CHECKC2): Fix typo in last change.
6643 Fri Sep 3 15:13:34 1999 Richard Henderson <rth@cygnus.com>
6645 * flow.c (propagate_block): Use XEXP not SET_DEST for a USE.
6646 (recompute_reg_usage): Likewise.
6647 * rtlanal.c (find_regno_fusage): Likewise.
6649 * rtl.c (rtl_check_failed_code1): New function.
6650 (rtl_check_failed_code2): New.
6651 * rtl.h (RTL_CHECK1, RTL_CHECK2, RTVEC_ELT): Parenthesize args.
6652 (RTL_CHECKC1, RTL_CHECKC2): New.
6653 (XC*): New accessor macros.
6654 (NOTE_*, LABEL_NAME, LABEL_NUSES, ADDRESSOF_REGNO): Use them.
6655 (ADDRESSOF_DECL, JUMP_LABEL, LABEL_REFS, LABEL_NEXTREF): Likewise.
6656 (CONTAINING_INSN, REGNO, INTVAL, SUBREG_REG, SUBREG_WORD): Likewise.
6657 (ASM_OPERANDS_*, MEM_ALIAS_SET, SET_SRC, SET_DEST): Likewise.
6658 (TRAP_*, RANGE_INFO_*): Likewise.
6660 Fri Sep 3 15:10:20 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6662 * Makefile.in (tlink.o): Don't depend on toplev.h.
6664 * collect2.c (c_file, o_file, export_file, import_file, ldout,
6665 output_file, nm_file_name, ldd_file_name, strip_file_name,
6666 c_file_name, prefix_list, libexts, is_ctor_dtor, find_a_file,
6667 add_prefix, prefix_from_env, prefix_from_string, do_wait,
6668 fork_execute, maybe_unlink, add_to_list,
6669 extract_init_priority, write_list, dump_list,
6670 dump_prefix_list, write_list_with_asm, write_c_file,
6671 write_c_file_stat, write_c_file_glob, scan_prog_file,
6672 scan_libraries, is_in_list, resolve_lib_name, use_import_list,
6673 ignore_library, extract_string, notice, dump_file, target_machine,
6674 collect_wait, collect_execute, libname, locatelib, aix_std_libs,
6675 read_file, print_load_command): Constify a char*.
6676 (fdopen, error, fatal, fatal_perror): Don't prototype.
6677 (my_strerror): Remove. All callers use xstrerror instead.
6678 (xcalloc, xmalloc, xrealloc, xstrdup, putenv): Remove definitions.
6679 (main): Add prototype. Constify lots of char* ptrs. Change calls
6680 to xcalloc/strcpy/strcat/... to one call to concat.
6681 (main, scan_prog_file, scan_libraries): Use an intermediate
6682 `const char **' to build an argv array.
6683 (mapfile, libselect, libcompare, locatelib): Add prototypes.
6685 * collect2.h (collect_execute, collect_wait, dump_file,
6686 file_exists): Constify a char*.
6687 (ldout, c_file_name, temporary_obstack, permanent_obstack,
6688 temporary_firstobj, vflag, debug): Add extern declarations.
6689 (fancy_abort, error, notice, fatal, fatal_perror): Add prototypes.
6691 * tlink.c: Don't include toplev.h.
6692 (vflag, debug, ldout, c_file_name, temporary_obstack,
6693 permanent_obstack, temporary_firstobj): Don't declare.
6694 (tlink_execute, frob_extension, symbol_hash_lookup,
6695 file_hash_lookup, demangled_hash_lookup, tlink_init, freadsym,
6696 recompile_files, read_repo_files, demangle_new_symbols,
6697 scan_linker_output): Constify a char*.
6698 (symbol_hash_newfunc, file_hash_newfunc, demangled_hash_newfunc,
6699 do_tlink): Mark parameters with ATTRIBUTE_UNUSED.
6701 Fri Sep 3 18:09:24 1999 Andrew Haley <aph@cygnus.com>
6703 * config/m68k/m68kelf.h: Set USE_GAS; this makes gcc generate jbsr
6704 (relative) rather than jsr (absolute) subroutine call insns.
6705 * config/m68k/m68k-coff.h: Ditto.
6707 Fri Sep 3 17:24:31 1999 Richard Earnshaw <rearnsha@arm.com>
6709 * arm.c (note_invalid_constants): No need to ignore ASMs, we can
6710 now rework these too.
6711 (arm_reorg): If an insn can't reach the end of the current pool,
6712 ensure that we emit that pool before the insn.
6714 Fri Sep 3 09:14:32 1999 Marc Espie <espie@tetto.liafa.jussieu.fr>
6716 * tlink.c (scan_linker_output): Skip the initial underscore in
6717 a mangled name if appropriate.
6719 Fri Sep 3 01:28:33 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6721 * objc/objc-act.c (objc_tree_code_type, objc_tree_code_length,
6722 objc_tree_code_name, synth_id_with_class_suffix, warn_with_method,
6723 error_with_ivar, gen_declarator, create_builtin_decl,
6724 my_build_string, generate_descriptor_table, generate_ivars_list,
6725 generate_dispatch_table, check_protocols, TAG_GETCLASS,
6726 TAG_GETMETACLASS, TAG_MSGSEND, TAG_MSGSENDSUPER, TAG_EXECCLASS,
6727 dump_base_name, lang_decode_option, build_encode_expr,
6728 start_class, finish_class, encode_pointer, really_start_method,
6729 gen_declaration, dump_interface, handle_class_ref, handle_impent):
6731 (objc_demangle, objc_printable_name, generate_struct_by_value_array):
6732 Add static prototypes.
6733 (build_objc_string_decl, build_selector_reference_decl,
6734 encode_bitfield, build_class_reference_decl): Remove unused
6735 parameter, all callers changed.
6736 (maybe_objc_method_name): Mark with ATTRIBUTE_UNUSED.
6737 (objc_printable_name): Likewise. Change second parameter to type int.
6738 (init_objc): Use memcpy, not bcopy, to avoid casts.
6740 Thu Sep 2 21:49:52 1999 Richard Henderson <rth@cygnus.com>
6742 * reload1.c (eliminate_regs_in_insn): Avoid eliminating the
6743 reg notes on a deleted insn.
6744 * gcse.c (hash_expr_1): Use XWINT on a CONST_DOUBLE.
6746 Thu Sep 2 20:18:12 1999 Jeffrey A Law (law@cygnus.com)
6748 * i386.c (ix86_attr_length_default): Handle TYPE_FXCH.
6750 Thu Sep 2 22:00:08 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
6752 * stmt.c (expand_asm_operands): Fix index into inout_mode when
6755 Thu Sep 2 13:00:48 1999 Richard Henderson <rth@cygnus.com>
6757 * stmt.c (expand_asm_operands): Invoke MD_ASM_CLOBBERS if present.
6758 * tm.texi (MD_ASM_CLOBBERS): Document it.
6760 Thu Sep 2 10:22:40 1999 Richard Henderson <rth@cygnus.com>
6762 * dwarf2out.c (dwarf2out_line): Constify `lastfile'.
6763 * except.c (expand_rethrow): Remove unused variable.
6764 * expr.c (do_jump_by_parts_greater_rtx): Likewise.
6765 * flow.c (replace_insns): Likewise.
6766 (create_edge_list, verify_edge_list): Likewise.
6767 * gcse.c (cprop_cc0_jump): Protect declaration with HAVE_cc0.
6769 * genemit.c (gen_expand): Only emit `operands[N]' decl if there
6770 is special code to run.
6771 (main): Don't define operands to emit_operand.
6772 * genrecog.c (main): Don't emit an empty peephole2_insn function.
6774 * rtl.h (NOTE_BASIC_BLOCK): Use X0BBDEF.
6776 * alpha/alpha.h (normal_memory_operand): Declare.
6777 (reg_no_subreg_operand): Declare.
6778 * alpha/elf.h (ASM_DECLARE_OBJECT_NAME): Use HOST_WIDE_INT_PRINT_DEC.
6780 Thu Sep 2 10:19:20 1999 Richard Henderson <rth@cygnus.com>
6782 * c-parse.in (compstmt_primary_start): New, broken out of first
6783 part of compstmt handling in primary.
6784 (primary): Use it. Add an error clause.
6785 (compstmt_nostart): Renamed from compstmt; remove all
6786 initial invocations of compstmt_start.
6789 Thu Sep 2 01:35:50 1999 Marc Espie <espie@cvs.openbsd.org>
6791 * protoize.c (gen_aux_info_file): Let pexecute call choose_temp_base if
6794 Thu Sep 2 00:43:59 1999 Finn Hakansson <finn@axis.com>
6796 * combine.c (simplify_shift_const): Remove extra semicolon.
6797 * dwarf2out.c (remove_AT): Likewise.
6798 * expmed.c (expand_mult): Likewise.
6799 * gcov.c (create_program_flow_graph): Likewise.
6800 * reorg.c (mostly_true_jump): Likewise.
6802 Thu Sep 2 00:06:43 1999 Jeffrey A Law (law@cygnus.com)
6804 * fold-const.c (fold_range_test): Do not try to fold the range
6805 test if the rhs or lhs has side effects.
6807 * combine.c (simplify_rtx): Recognize another case of a synthesized
6810 * varasm.c (mark_constant_pool): When marking indirect references,
6811 only look at SYMBOL_REFs.
6813 * except.c (expand_fixup_region_end): Do not peek at
6814 INSN_UID (node->entry->outer_context) for flag_new_exceptions.
6816 Thu Sep 2 13:52:53 1999 Geoffrey Keating <geoffk@cygnus.com>
6818 * flags.h: New variables align_loops, align_loops_log,
6819 align_jumps, align_jumps_log, align_labels, align_labels_log,
6820 align_functions, align_functions_log.
6821 * toplev.c: Define them.
6822 (f_options): Handle -falign-* when they have no argument.
6823 (main): Add logic to set variables for -falign-functions,
6824 -falign-jumps, -falign-labels, -falign-loops.
6825 Make it -fsched-verbose=<n> and -finline-limit=<n>.
6826 (display_help): Change help to match options.
6827 * final.c (LABEL_ALIGN): Default to align_labels_log.
6828 (LABEL_ALIGN_MAX_SKIP): Default to align_labels-1.
6829 (LOOP_ALIGN): Default to align_loops_log.
6830 (LOOP_ALIGN_MAX_SKIP): Default to align_loops-1.
6831 (LABEL_ALIGN_AFTER_BARRIER): Default to align_jumps_log.
6832 (LABEL_ALIGN_AFTER_BARRIER_MAX_SKIP): Default to align_jumps-1.
6833 * varasm.c (assemble_start_function): Handle align_functions.
6835 * config/sparc/sparc.h: Don't declare sparc_align_*.
6836 Don't provide LABEL_ALIGN_AFTER_BARRIER or LOOP_ALIGN.
6837 (DEFAULT_SPARC_ALIGN_FUNCS): Delete; take functionality into
6839 (FUNCTION_BOUNDARY): Fix incorrect use---it's not just a request,
6841 * config/sparc/sparc.c: Delete sparc_align_loops,
6842 sparc_align_jumps, sparc_align_funcs and the corresponding string
6844 (sparc_override_options): Default align_functions on ultrasparc.
6845 Delete -malign-* handling.
6847 * config/mips/mips.c (override_options): On 64-bit targets,
6848 try to align code to 64-bit boundaries.
6849 (print_operand): New substitution, %~,
6850 which aligns labels to align_labels_log.
6851 * config/mips/mips.md (div_trap_normal): Use %~.
6852 (div_trap_mips16): Likewise.
6857 (ashldi3_internal): Likewise.
6858 (ashrdi3_internal): Likewise.
6859 (lshrdi3_internal): Likewise.
6860 (casesi_internal): Likewise.
6862 Wed Sep 1 21:13:48 1999 Richard Henderson <rth@cygnus.com>
6864 Merge new ia32 backend from the branch!
6866 * i386.h, i386.c, i386.md, reg-stack.c, i386/unix.h: Many changes.
6867 See ChangeLog.P2 on new_ia32_branch for details.
6869 * rtl.h (stack_regs_mentioned_p): Delete prototype.
6870 * i386/cygwin.h (SUBTARGET_PROLOGUE): No more do_rtl.
6871 * i386/win32.h (SUBTARGET_PROLOGUE): Likewise.
6872 * i386/gas.h (ASM_FILE_START): Define.
6873 * i386/winnt.c (i386_pe_valid_decl_attribute_p): Update
6874 for name change of ix86_valid_decl_attribute_p.
6875 (i386_pe_valid_type_attribute_p): Similarly.
6877 Wed Sep 1 18:21:23 1999 Richard Henderson <rth@cygnus.com>
6879 * emit-rtl.c (init_emit_once): Don't use GET_MODE_WIDER_MODE
6880 to step through CC modes.
6882 Wed Sep 1 20:18:06 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
6884 * regmove.c (fixup_match_1): Don't move INSN in front of P if
6885 it would end up in the shadow of a live flags regsiter.
6887 Wed Sep 1 11:32:00 1999 Bernd Schmidt <bernds@cygnus.co.uk>
6889 * reload1.c: Fix many indentation problems.
6890 * reload.c: Likewise.
6892 Tue Aug 31 22:08:03 1999 Marc Espie <espie@cvs.openbsd.org>
6894 * alias.c (non_local_reference_p): Constify fmt.
6896 Tue Aug 31 23:19:35 1999 Michael Meissner <meissner@cygnus.com>
6898 * config/i386/xm-cygwin.h (HAVE_DOS_BASED_FILE_SYSTEM): Define.
6900 Tue Aug 31 16:44:52 1999 Jeffrey A Law (law@cygnus.com)
6902 * cse.c (delete_trivially_dead_insns): Do not delete stores to
6903 the internal_arg_pointer.
6905 Tue Aug 31 13:35:42 1999 Richard Henderson <rth@cygnus.com>
6907 Merge peephole2 from new_ia32_branch:
6908 * Makefile.in (STAGESTUFF): Add *.peephole2.
6909 (mostlyclean): Likewise.
6910 (recog.o): Depend on resource.h.
6912 * final.c (peephole): Conditionalize decl on HAVE_peephole.
6913 (final_scan_insn): Likewise for the invocation of peephole.
6914 * genconfig.c (main): Look for peephole and peephole2 patterns.
6915 Emit HAVE_peephole* accordingly.
6916 * genpeep.c (main): Conditionalize entire output on HAVE_peephole.
6917 * flags.h (flag_peephole2): Declare.
6918 * toplev.c: New pass peephole2. New flag -fpeephole2.
6920 * genattrtab.c (main): Count DEFINE_PEEPHOLE2.
6921 * gencodes.c (main): Likewise.
6922 * genextract.c (main): Likewise.
6923 * genoutput.c (main): Likewise.
6924 * genemit.c (max_operand_1): Look for the max scratch operand.
6925 (gen_rtx_scratch): New.
6926 (gen_exp): Use it, and pass on new arg subroutine_type.
6927 (gen_expand): Take max scratch into account.
6928 (gen_split): Emit peephole2 functions.
6929 (output_peephole2_scratch): New.
6930 (main): Include hard-reg-set.h and resource.h. Handle peephole2.
6931 * genrecog.c (routine_type): Add PEEPHOLE2.
6933 (make_insn_sequence): Match outer parallel for peep2. Discard
6934 top level scratches and dups.
6935 (add_to_sequence): New args insn_type and top. Update all callers.
6936 Handle toplevel peep2 matching insns.
6937 (write_subroutine): Handle peep2.
6938 (write_tree_1): Likewise.
6939 (write_tree): Likewise.
6941 (change_state): New arg afterward. Update all callers.
6942 Handle matching separate insns.
6943 * recog.c (recog_next_insn): New.
6944 (peephole2_optimize): New.
6945 * rtl.def (DEFINE_PEEPHOLE2): New.
6946 * resource.c (find_free_register): New argument last_insn. Use it
6947 to find a register available through the entire span.
6948 * resource.h (find_free_register): Update prototype.
6950 Tue Aug 31 11:51:06 1999 Jim Kingdon <http://developer.redhat.com>
6952 * i386.c (output_strlen_unroll): Don't write xops[7]
6953 label if it wasn't set.
6955 1999-08-31 12:44 -0700 Zack Weinberg <zack@bitmover.com>
6957 * cpplib.c (struct directive): Const-ify name pointer and
6958 function pointer prototype.
6959 (validate_else, do_define, do_line, do_include, do_undef,
6960 do_error, do_pragma, do_ident, do_if, do_xifdef, do_else,
6961 do_elif, do_endif, do_sccs, do_assert, do_unassert,
6962 do_warning): Const-ify second arg.
6963 (directive_table): Mark const. Reorder entries by frequency
6964 of usage, record statistics.
6966 1999-08-31 12:20 -0700 Zack Weinberg <zack@bitmover.com>
6968 * rtl.h (RTL_CHECK1, RTL_CHECK2): New macros which type- and
6969 bounds- check RTL accesses if --enable-checking.
6970 (RTVEC_ELT): Bounds check if --enable-checking.
6971 (XWINT, XINT, XSTR, XEXP, XVEC, XMODE, XBITMAP, XTREE,
6972 XBBDEF): Use RTL_CHECK1/RTL_CHECK2 as appropriate.
6973 (XVECEXP, XVECLEN): Define in terms of XVEC, RTVEC_ELT, and
6975 (X0WINT, X0INT, X0STR, X0EXP, X0VEC, X0MODE, X0BITMAP, X0TREE,
6976 X0BBDEF, X0ADVFLAGS): New macros for accessing '0' slots of RTXes.
6978 (ADDR_DIFF_VEC_FLAGS): Use X0ADVFLAGS.
6979 (NOTE_SOURCE_FILE): Use X0STR.
6980 (NOTE_BLOCK_NUMBER, NOTE_EH_HANDLER, LABEL_NUSES,
6981 MEM_ALIAS_SET): Use X0INT.
6982 (NOTE_RANGE_INFO, NOTE_LIVE_INFO, NOTE_BASIC_BLOCK,
6983 JUMP_LABEL, LABEL_REFS, LABEL_NEXTREF, CONTAINING_INSN):
6985 * real.h (CONST_DOUBLE_CHAIN): Use X0EXP.
6986 * rtl.c (copy_rtx, copy_most_rtx): Copy '0' slots with X0WINT.
6987 (rtl_check_failed_bounds, rtl_check_failed_type1,
6988 rtl_check_failed_type2, rtvec_check_failed_bounds): New
6990 (fancy_abort): Fix comment.
6992 * cse.c (canon_hash): Read CONST_DOUBLE data slots with XWINT.
6993 (cse_insn): Decrement LABEL_NUSES for jump target before
6995 * emit-rtl.c (gen_rtx_CONST_DOUBLE): Use X0EXP for slot 1.
6996 * final.c (alter_subreg): Compute regno before changing x to
6997 REG; set REGNO(x) after changing it.
6998 * flow.c (count_basic_blocks): Use XWINT to inspect EH_REGION
6999 notes containing CONST_INTs.
7000 (delete_eh_regions): Use NOTE_EH_HANDLER.
7001 * function.c (put_reg_into_stack): Make reg a MEM before
7003 (fixup_var_refs_insns): Save REG_NOTES (insn) in case we
7005 (gen_mem_addressof): Make reg a MEM before initializing it.
7006 * integrate.c (copy_rtx_and_substitute): Copy '0' slots with
7008 * local-alloc.c (update_equiv_regs): Zap REG_NOTES before
7009 deleting an insn, not after.
7010 (block_alloc): Only look at PATTERN(insn) if we have to, and
7011 only if it's format class 'i'.
7012 * loop.c (check_dbra_loop): Check bl->biv->add_val is a
7013 CONST_INT before using its INTVAL.
7014 * print-rtl.c (print_rtx): Use X0STR.
7015 * regmove.c (fixup_match_1): Don't look at PATTERN of
7016 non-class-'i' insn chain elements.
7017 * reload.c (loc_mentioned_in_p): Take address of
7018 in->fld[1].rtx directly.
7019 * reload1.c (reload): Change reg to a MEM before initializing
7021 * varasm.c (mark_constant_pool): Skip CONST_DOUBLES, which
7023 * config/i386/i386.md (decrement_and_branch_if_zero): Fix typo.
7025 Fri Aug 20 13:43:41 1999 Andrew Haley <aph@cygnus.com>
7027 * config/mips/mips.c (machine_dependent_reorg): Force a
7028 barrier to output the local constant pool if a barrier hasn't
7029 been found at a natural point in the instruction stream.
7031 Mon Aug 30 22:04:36 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7033 * c-parse.in (language_string): Constify.
7035 * dwarf2out.c (language_string): Remove declaration.
7037 * dwarfout.c (language_string): Likewise.
7039 * toplev.c (language_string, init_parse, finish_parse): Likewise.
7041 * tree.h (language_string, init_parse, finish_parse): Declare.
7043 * i386/sun386.h (language_string): Remove declaration.
7045 * mips.h (language_string): Likewise.
7047 * nextstep.h (language_string): Likewise.
7049 * nextstep21.h (language_string): Likewise.
7051 * rs6000.c (language_string): Likewise.
7053 Mon Aug 30 20:56:08 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7055 * Makefile.in (OBJS, PROTO_OBJS): Remove getpwd.o.
7056 (getpwd.o): Remove target.
7058 * getpwd.c: Delete file. Its in libiberty now.
7060 * dbxout.c (getpwd): Don't prototype.
7061 * dwarf2out.c (getpwd): Likewise
7062 * dwarfout.c (getpwd): Likewise
7063 * final.c (getpwd): Likewise.
7064 * protoize.c (getpwd): Likewise.
7066 Mon Aug 30 20:21:34 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7068 * cse.c: (fold_rtx): Cast to HOST_WIDE_INT in left shift.
7070 Mon Aug 30 16:07:49 1999 Richard Henderson <rth@cygnus.com>
7072 * flow.c (new_insn_dead_notes): Use sets_reg_or_subreg not
7075 Mon Aug 30 12:23:53 1999 Jim Wilson <wilson@cygnus.com>
7077 * fixinc/Makefile.in (subdir): New.
7078 (fixincl.x, inclhack.sh, fixincl.sh): Use cp instead of $(CP).
7081 Mon Aug 30 01:02:09 1999 Jeffrey A Law (law@cygnus.com)
7083 * emit-rtl.c (copy_rtx_if_shared): A MEM which references
7084 virtual_stack_vars_rtx or virtual_incoming_args_rtx can not
7087 * invoke.texi: Fix typo.
7089 * dwarf2out.c (mem_loc_descriptor): New argument MODE. All callers
7090 changed. Handle autoincrement addressing modes.
7092 * integrate.c (copy_rtx_and_substitute): Handle internal_arg_pointer
7093 just like we would the virtual incoming args register when
7096 Sun Aug 29 23:17:54 1999 David Edelsohn <edelsohn@gnu.org>
7098 * rs6000.h (ASM_FILE_START): Specify complete filename, including
7099 path, in .file directive.
7101 Sun Aug 29 05:06:43 1999 Russ Allbery <rra@stanford.edu>
7103 * gcc.texi (External Bugs): Remove obsolete note about Perl on
7106 1999-08-29 08:38 -0700 Zack Weinberg <zack@bitmover.com>
7108 * stdbool.h: Make the typedef name _Bool, with bool a #defined
7111 Sun Aug 29 09:36:50 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7113 * tree.c (tree_code_name): Constify a char*.
7115 * tree.h (tree_code_name, decl_printable_name): Likewise.
7117 * function.h (struct function): Likewise.
7119 * toplev.c (decl_name, decl_printable_name): Likewise.
7121 * vax/vms.h (MAYBE_VMS_FUNCTION_PROLOGUE): Likewise.
7123 * objc/objc-act.c (decl_printable_name): Remove redundant prototype.
7124 (init_objc): Remove function pointer cast.
7126 Sun Aug 29 05:01:17 1999 John David Anglin <dave@hiauly1.hia.nrc.ca>
7128 * pa.md (interspace_jump): New pattern.
7129 (builtin_longjmp): New expander.
7131 1999-08-29 Bernd Schmidt <bernds@cygnus.co.uk>
7133 * fp-bit.c (add, sub, multiply, divide, compare, _eq_f2, _ne_f2,
7134 _gt_f2, _ge_f2, _lt_f2, _le_f2, float_to_si, float_to_usi, negate,
7135 sf_to_df, df_to_sf): Fix potential problem with alias analysis.
7137 Sun Aug 29 04:30:52 1999 John Wehle (john@feith.com)
7139 * jump.c (delete_prior_computation): Also check calls
7140 to constant functions. Don't bother checking for a
7141 REG_UNUSED note before adding it.
7142 (delete_computation): Handle multi-word hard registers
7143 when synthesizing missing REG_DEAD notes for a register
7144 which is both set and used by an insn.
7146 1999-08-29 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
7148 * loop.c (this_loop_info): New variable.
7149 (loop_has_call, loop_has_volatile, loop_has_tablejump,
7150 loop_continue, loops_enclosed): Replace with fields in this_loop_info.
7152 (prescan_loop, strength_reduce): New argument loop_info. All callers
7154 (scan_loop): New variable loop_info, initialise to address of
7156 (prescan_loop): Set loop_info->vtop if find NOTE_INSN_LOOP_VTOP.
7157 Delete variable loop_has_multiple_exit targets and replace with
7158 field in this_loop_info.
7159 (find_and_verify_loops): Rename this_loop to this_loop_num.
7160 (strength_reduce): Delete loop_iteration_info. Replace variable
7161 loop_info with function argument of same name.
7162 (insert_bct): Rework test for loop being completely unrolled.
7164 * loop.h (struct loop_info): New fields num, loops_enclosed,
7165 has_call, has_volatile, has_tablejump, has_multiple_exit_targets,
7166 has_indirect_jump, and cont. Redefine use of unroll_number.
7167 (loop_unroll_number): Delete.
7169 * unroll.c (unroll_loop): Store loop unroll count in unroll_number
7171 (loop_iterations): Delete variable vtop and instead use
7172 loop_info->vtop computed in prescan_loop.
7174 Sun Aug 29 03:27:23 1999 Scott Weikart <scott@igc.apc.org>
7176 * fix-header.c (main): Do not pass a null pointer to strcmp.
7178 Sun Aug 29 03:18:48 1999 William Bader (william@nscs.fast.net)
7180 * configure.in (i[34567]86-*-sco3.2v4*): Target does not truncate
7182 * configure: Rebuilt.
7184 Sat Aug 28 19:36:05 1999 Jeffrey A Law (law@cygnus.com)
7186 * jump.c (jump_optimize_1): Do not delete assignments to
7187 internal_arg_pointer.
7188 * cse.c (delete_trivially_dead_insns): Always consider a set of
7189 the internal_arg_pointer live.
7191 Sat Aug 28 16:24:31 1999 Richard Henderson <rth@cygnus.com>
7193 * flow.c (flow_delete_insn_chain): Rename from delete_insn_chain.
7194 (update_life_info) [REG_WAS_0]: Search the original insns rather
7195 than the new insns for the note. Fix typos finding note_dest.
7196 If no dest found, discard the note rather than abort.
7197 [REG_NOALIAS]: Handle as REG_NO_CONFLICT.
7198 (replace_insns): Remove the old insn list after update_life_info
7201 Sat Aug 28 16:20:12 1999 Richard Henderson <rth@cygnus.com>
7203 * haifa-sched.c (sched_analyze): Clear LOG_LINKS before calling
7205 (sched_analyze_1): Let add_dependence care for not adding dups.
7206 (sched_analyze_2): Likewise.
7207 (add_branch_dependences): Likewise.
7209 Sat Aug 28 15:58:16 1999 Mumit Khan <khan@xraylith.wisc.edu>
7211 * i386/winnt.c (export_list): New type.
7212 (exports_head): Rename to
7213 (export_head): this.
7214 (i386_pe_record_exported_symbol): Add is_data flag.
7215 (i386_pe_asm_file_end): Emit directive for exported variables.
7216 * i386/cygwin.h (i386_pe_record_exported_symbol): Update
7218 * i386/cygwin.h (ASM_OUTPUT_COMMON): Specify symbol type.
7219 (ASM_DECLARE_OBJECT_NAME): Likewise.
7220 (ASM_DECLARE_FUNCTION_NAME): Likewise.
7221 * i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
7223 Fri Aug 27 15:35:24 1999 Jeffrey A Law (law@cygnus.com)
7225 * cse.c (fold_rtx): Work around bug in Sun V5.0 compilers.
7227 * pa.c (emit_move_sequence): Do not stop on SUBREG_WORD of an
7230 Fri Aug 27 14:01:19 1999 Marc Espie <espie@cvs.openbsd.org>
7232 * config/openbsd.h: Define SET_ASM_OP.
7233 * tm.texi: cross-reference SET_ASM_OP in the index.
7235 1999-08-27 13:27 -0700 Zack Weinberg <zack@bitmover.com>
7237 * rtl.c: Define CONST_DOUBLE_FORMAT to the appropriate format
7238 for a CONST_DOUBLE, at compile time. Initialize rtx_length
7239 and class_narrowest_mode at compile time. Kill init_rtl.
7240 Mark rtx_length, mode_class, mode_size, mode_unit_size,
7241 mode_wider_mode, mode_mask_array, class_narrowest_mode, and
7242 rtx_format as const. Kill all references to EXTRA_CC_MODES or
7244 * rtl.def (CONST_DOUBLE): Use CONST_DOUBLE_FORMAT macro for
7246 * rtl.h: Declare rtx_length and rtx_format as const.
7247 * machmode.def: Define CC(). Use CC() to define CCmode. If
7248 EXTRA_CC_MODES is defined, expand it here.
7249 * machmode.h: Declare mode_class, mode_size, mode_unit_size,
7250 mode_wider_mode, mode_mask_array, and class_narrowest_mode as
7251 const. Kill all references to EXTRA_CC_MODES.
7253 * toplev.c: Don't prototype or call init_rtl.
7254 * optabs.c: Don't call init_mov_optab.
7255 * genemit.c: Don't generate init_mov_optab. Don't call
7257 * gengenrtl.c: Duplicate calculation of CONST_DOUBLE_FORMAT
7259 * genattr.c, genattrtab.c, gencodes.c, genconfig.c,
7260 genextract.c, genflags.c, genopinit.c, genoutput.c, genpeep.c,
7261 genrecog.c: Don't call init_rtl.
7263 * arc.h, arm.h, c4x.h, i386.h, i960.h, m88k.h, pa.h, pdp11.h,
7264 rs6000.h, sparc.h: Don't define EXTRA_CC_NAMES. Use CC() in
7265 definition of EXTRA_CC_MODES.
7267 * md.texi: Kill ref to EXTRA_CC_NAMES.
7268 * tm.texi: Document new way to define EXTRA_CC_MODES.
7270 * genrecog.c: Do not look up the name of a define_split.
7273 Fri Aug 27 17:03:42 1999 Nick Clifton <nickc@cygnus.com>
7275 * config/v850/v850.md: Fix typo introduced by previous delta.
7277 Fri Aug 27 09:48:59 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7279 * gcc.c (fatal): Make definition static to match prototype.
7281 Fri Aug 27 10:33:35 1999 Bernd Schmidt <bernds@cygnus.co.uk>
7283 * combine.c (get_last_value): Don't look for earlier sets if the last
7284 known set is somewhere in between the insns being combined.
7286 Fri Aug 27 10:03:12 BST 1999 Nathan Sidwell <nathan@acm.org>
7288 * configure.in: Don't use shell ! to negate exit codes
7289 * configure: Regenerate
7291 Fri Aug 27 09:36:17 1999 Andreas Schwab <schwab@suse.de>
7293 * function.c (assign_stack_temp_for_type): Fix change of Mar 5 for
7294 the fact that ALIGN is measured in bits, not bytes.
7296 1999-08-27 00:27 -0700 Zack Weinberg <zack@bitmover.com>
7298 * errors.c: New file; defines functions error, warning, and
7299 fatal, variables have_error and progname.
7300 * errors.h: New file; prototypes and decls for stuff in errors.c.
7302 * Makefile: Add rules to build errors.o and
7303 $(HOST_PREFIX)errors.o. Link genconfig, gencodes, genemit,
7304 genopinit, genrecog, genextract, genpeep, genattr, and
7305 genoutput with errors.o. Add errors.h to deps of genconfig.o,
7306 gencodes.o, genemit.o, genopinit.o, genrecog.o, genextract.o,
7307 genpeep.o, genattr.o, and genoutput.o.
7309 * genconfig.c, gencodes.c, genemit.c, genopinit.c, genrecog.c,
7310 genextract.c, genpeep.c, genattr.c: Include errors.h. Don't
7311 define or prototype fatal. Set progname at beginning of main.
7312 * genoutput.c: Likewise, and don't define or prototype error
7315 * c-typeck.c (c_expand_start_case): Return immediately if exp
7317 * fold-const.c (operand_equal_p): Return immediately if arg1
7318 or arg0 are ERROR_MARKs.
7319 * stor-layout.c (layout_type [case RECORD_TYPE]): Ignore
7320 fields of type ERROR_MARK when calculating if the record can
7323 Fri Aug 27 01:03:48 1999 Jim Kingdon <http://developer.redhat.com>
7324 with much help from Jeffrey A Law and Richard Henderson
7326 * i386.md: In the 6 insns which call output_fix_trunc,
7327 earlyclobber operands[0].
7329 Fri Aug 27 01:01:51 1999 Philip Blundell <pb@nexus.co.uk>
7331 * jump.c (duplicate_loop_exit_test): Call reg_scan_update after
7332 creating new registers.
7334 1999-08-26 23:09 -0700 Zack Weinberg <zack@bitmover.com>
7336 * i386.h: Declare ix86_cpu_string, ix86_arch_string,
7337 i386_reg_alloc_order, i386_regparm_string,
7338 i386_align_loops_string, i386_align_jumps_string,
7339 i386_align_funcs_string, i386_preferred_stack_boundary_string,
7340 and i386_branch_cost_string as type "const char *".
7341 * i386.c: Define all above strings as type "const char *".
7343 Thu Aug 26 20:36:30 1999 Jim Wilson <wilson@cygnus.com>
7345 * dwarf2out.c (output_aranges): Check DWARF_OFFSET_SIZE not PTR_SIZE
7346 when emitting alignment padding. Emit padding byte of 0 instead of 4.
7348 Thu Aug 26 18:11:20 1999 Mark Mitchell <mark@codesourcery.com>
7350 * tree.c (array_type_nelts): Don't create RTL_EXPRs from
7351 SAVE_EXPRs unless the SAVE_EXPRs have already been expanded.
7353 Thu Aug 26 19:33:23 1999 Jim Wilson <wilson@cygnus.com>
7355 * dwarf2out.c (DWARF2_ASM_LINE_DEBUG_INFO): Add default definition.
7356 (debug_dwarf): Add DWARF2_ASM_LINE_DEBUG_INFO support.
7357 (dwarf2out_line, dwarf2out_finish): Likewise.
7358 * tm.texi (DWARF2_ASM_LINE_DEBUG_INFO): Add documetation.
7360 Thu Aug 26 16:10:56 1999 Gavin Romig-Koch <gavin@cygnus.com>
7362 * tree.c (lang_unsave_expr_now) : Correct return type.
7363 * tree.h (lang_unsave_expr_now) : Same.
7365 Thu Aug 26 13:12:29 1999 Jeffrey A Law (law@cygnus.com)
7367 * pa.c (cint_ok_for_move): Use CONST_INT_OK_FOR_LETTER_P macros
7368 instead of duplicating code.
7370 Thu Aug 26 18:32:32 1999 Bernd Schmidt <bernds@cygnus.co.uk>
7372 * gcse.c (hash_scan_insn): Don't scan obvious no-ops.
7374 1999-08-26 09:42 -0700 Zack Weinberg <zack@bitmover.com>
7376 * tree.h: fancy_abort always takes three args.
7377 * resource.c: Move include of system.h before toplev.h.
7379 Thu Aug 26 09:46:16 1999 Nick Clifton <nickc@cygnus.com>
7381 * dwarf2out.c (mem_loc_descriptor): Accept LABEL_REFs as well
7384 1999-08-25 22:10 -0700 Zack Weinberg <zack@bitmover.com>
7386 * system.h: Don't redefine abort or trim_filename.
7387 * rtl.h: Define abort to fancy_abort (__FILE__, __LINE__, 0)
7388 or fancy_abort (__FILE__, __LINE__, __FUNCTION__) depending on
7389 whether or not __FUNCTION__ is available.
7390 * tree.h: Duplicate rtl.h's definition of abort, for files
7391 that don't include rtl.h. Delete all code to perform type
7392 checking with a compiler other than GCC.
7393 * varray.h: Delete all code to perform type checking with a
7394 compiler other than GCC. Make VARRAY_CHECK() always evaluate
7395 its arguments exactly once, using a statement expression.
7396 Adjust the VARRAY_<type> accessor macros to match.
7397 * toplev.h (fatal_insn, fatal_insn_not_found): Kill.
7398 (_fatal_insn, _fatal_insn_not_found): New fns, take info on
7399 caller's location. Define fatal_insn and fatal_insn_not_found
7400 as macros that use _fatal_insn and _fatal_insn_not_found.
7401 (fancy_abort, trim_filename): Kill prototypes.
7403 * rtl.c (trim_filename): Move here from toplev.c.
7404 (fancy_abort): New function.
7405 (DIR_SEPARATOR): Provide default definition.
7406 * tree.c (tree_check_failed, tree_class_check_failed): Go
7407 through fancy_abort.
7408 (tree_check, tree_class_check, cst_or_constructor_check,
7409 expr_check): Delete.
7410 * varray.c (varray_check_failed): New function.
7411 * toplev.c (fatal_insn, fatal_insn_not_found): Replace with
7412 _fatal_insn and _fatal_insn_not_found. Go through
7414 (trim_filename, fancy_abort): Delete.
7416 * builtins.c (expand_builtin_args_info): Report ICE with abort.
7417 * except.c (start_catch_handler): Report ICE with error/abort
7419 * final.c (output_operand_lossage): Likewise.
7420 * flow.c (verify_flow_info): Likewise.
7422 * gcc.c: Prototype fatal.
7423 * gengenrtl.c: Undef abort after including rtl.h not system.h.
7424 * genattr.c, genattrtab.c, genemit.c, genextract.c,
7425 genflags.c, genopinit.c, genoutput.c, genpeep.c, genrecog.c:
7426 Don't define fancy_abort.
7428 Wed Aug 25 17:56:59 1999 Richard Henderson <rth@cygnus.com>
7430 * optabs.c (emit_cmp_and_jump_insns): Be more thorough in
7433 Wed Aug 25 15:35:55 1999 Richard Henderson <rth@cygnus.com>
7435 * m88k.h (VERSION_INFO2): Kill.
7436 (VERSION_STRING): Kill.
7438 (VERSION_INFO1): Tidy.
7439 (TARGET_VERSION): Update.
7440 * m88k/dgux.h (VERSION_INFO2): Kill.
7441 (ASM_FIRST_LINE): Adjust for death of VERSION_STRING.
7442 * m88k/luna.h (VERSION_INFO1): Tidy.
7443 * m88k/sysv4.h (VERSION_INFO1): Likewise.
7444 * m88k.c (out_rcs_id, tm_rcs_id): Kill.
7445 (output_file_start): Adjust for death of VERSION_STRING.
7447 1999-08-25 13:51 -0700 Jim Meyering <meyering@ascend.com>
7449 * cpplib.c (detect_if_not_defined): New function.
7450 (do_if): Use it to detect potential once-only headers.
7452 Wed Aug 25 14:00:18 1999 Jason Merrill <jason@yorick.cygnus.com>
7454 * c-common.c (combine_strings): Always set TREE_CONSTANT.
7456 Wed Aug 25 15:27:22 1999 Gavin Romig-Koch <gavin@cygnus.com>
7458 * combine.c (nonzero_bits) : Allow single-ly set registers to be
7459 anywere in the function only if they are pseudos and set before
7460 being used (not live at the start of the function).
7461 (num_sign_bit_copies) : Same.
7462 (get_last_value_validate) : Same.
7463 (get_last_value) : Same.
7465 Wed Aug 25 11:13:29 1999 Richard Henderson <rth@cygnus.com>
7467 * loop.c (express_from): Try harder to unify (* c N) and (* c M)
7468 where N and M are constant and N is an integer multiple of M.
7470 Wed Aug 25 13:55:47 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
7472 * sbitmap.h (sbitmap_intersection_of_succs): Add prototype.
7473 (sbitmap_intersection_of_preds, sbitmap_union_of_succs,
7474 sbitmap_union_of_preds): Add prototypes.
7475 * sbitmap.c (sbitmap_intersection_of_succs): New function to compute
7476 the intersection of successors with the new flow graph structures.
7477 (sbitmap_intersection_of_preds): New function to compute the
7478 intersection of predecessors with the new flow graph structures.
7479 (sbitmap_union_of_succs): New function to compute the union of
7480 successors with the new flow graph structures.
7481 (sbitmap_union_of_preds): New function to compute the union of
7482 predecessors with the new flow graph structures.
7483 * gcse.c (compute_rdm, compute_available): Use new sbitmap routines.
7484 (expr_reaches_here_p): Use edge and basic_block structures instead
7485 of s_preds and s_succs.
7486 (compute_cprop_avinout): Use new sbitmap routines.
7487 (pre_expr_reaches_here_p): Use edge and basic_block structures instead
7488 of s_preds and s_succs.
7489 * flow.c (compute_flow_dominators): Compute dominators using
7490 edges and basic blocks instead of s_preds and s_succs.
7492 Wed Aug 25 13:41:47 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
7494 * lists.c (unused_insn_list, unused_expr_list): New file for
7495 maintaining various types of lists. New statics for maintaining a
7496 cache of available INSN_LIST and EXPR_LIST nodes.
7497 (free_list): Static function for freeing a list of INSN/EXPR nodes.
7498 (alloc_INSN_LIST): Function to get a free INSN_LIST node.
7499 (alloc_EXPR_LIST): Function to get a free EXPR_LIST node.
7500 (init_EXPR_INSN_LIST_cache): Initialize the cache lists.
7501 (free_EXPR_LIST_list): Free an entire list of EXPR_LIST nodes.
7502 (free_INSN_LIST_list): Free an entire list of INSN_LIST nodes.
7503 (free_EXPR_LIST_node): Free an individual EXPR_LIST node.
7504 (free_INSN_LIST_node): Free an individual INSN_LIST node.
7505 * haifa-sched.c (unused_insn_list, unused_expr_list): Moved to flow.c
7506 (free_list, alloc_INSN_LIST, alloc_EXPR_LIST): Moved to flow.c
7507 (remove_dependence, free_pending_lists): Use new global routines.
7508 (flush_pending_lists, sched_analyze_insn): Use new global routines.
7509 (sched_analyze, compute_block_backward_dependences): Use new routines.
7510 (sched_analyze_1, sched_analyze_2): Use new routines.
7511 (schedule_insns): Use new global routines.
7512 * rtl.h (init_EXPR_INSN_LIST_cache, free_EXPR_LIST_list): Add function
7514 (free_INSN_LIST_list, free_EXPR_LIST_node): Add prototypes.
7515 (free_INSN_LIST_node, alloc_INSN_LIST, alloc_EXPR_LIST): Add function
7517 * toplev.c (rest_of_compilation): Initialize node cache.
7518 * Makefile.in (OBJS): Add lists.o to list of object files.
7519 (lists.o): Add dependancies.
7521 Wed Aug 25 17:31:56 1999 Nick Clifton <nickc@cygnus.com>
7523 * config/v850/v850.md: Fix compile time warning messages.
7524 * config/v850/v850.c: Fix compile time warning messages.
7525 * config/v850/v850.h: Fix compile time warning messages.
7527 Wed Aug 25 09:44:43 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7529 * genattr.c (gen_attr): Add prototype arguments for get_attr_*().
7530 Remove unused prototype for `init_lengths'.
7532 Wed Aug 25 09:32:31 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7534 * calls.c (emit_call_1): Mark parameter `stack_size' with
7536 (expand_call): Initialize variable `insn'.
7537 (emit_library_call): Likewise for variable `high_to_save'.
7538 (emit_library_call_value): Likewise.
7539 (store_one_arg): Likewise for variables `lower_bound' and
7542 * combine.c (try_combine): Likewise for variables `i2_code_number'
7543 and `other_code_number'.
7544 (find_split_point): Likewise for variables `pos', `unsignedp' and
7546 (simplify_if_then_else): Likewise for variables `op' and `c1'.
7547 (simplify_and_const_int): Remove unused variable `width'.
7548 (merge_outer_ops): Likewise.
7550 * cse.c (simplify_binary_operation): Cast an INTVAL() to `unsigned
7551 HOST_WIDE_INT' when comparing against one.
7552 (simplify_relational_operation): Likewise.
7553 (cse_insn): Initialize variables `src_eqv_volatile',
7554 `src_eqv_in_memory', `src_eqv_in_struct', `src_eqv_hash' and `sets'.
7556 * final.c (init_final): Constify parameter `filename'.
7557 (final_start_function): Mark parameter `optimize' with
7559 (profile_function): Likewise for parameters `first' and `optimize'.
7560 (output_source_line): Likewise for parameter `file'.
7562 * integrate.c (subst_constants): Cast a value to `size_t' when
7563 comparing against one.
7564 (mark_stores): Initialize variable `mode'. Cast a value to
7565 `size_t' when comparing against one.
7567 * integrate.h (MAYBE_EXTEND_CONST_EQUIV_VARRAY): Likewise.
7569 * loop.c (move_movables): Initialize variable `first'.
7570 (strength_reduce): Likewise for variable `increment'.
7571 (check_dbra_loop): Likewise for variable `comparison_val'. Cast a
7572 value to `size_t' when comparing against one.
7573 (load_mems): Initialize variable `end_label'.
7575 * output.h (init_final): Constify parameter.
7577 * reload.c (decompose): Initialize variable `base'.
7579 * reload1.c (reload): Likewise for variable `is_scalar'.
7580 (spill_hard_reg): Mark parameter `dumpfile' with ATTRIBUTE_UNUSED.
7581 (choose_reload_regs): Initialize variable `mode'.
7582 (emit_reload_insns): Likewise for variable `store_insn'.
7583 (reload_cse_noop_set_p): Mark parameter `insn' with
7585 (reload_combine): Initialize variable `set'.
7587 * unroll.c (unroll_loop): Likewise for variable `local_label'.
7588 (copy_loop_body): Cast a value to `size_t' when comparing against
7591 * varasm.c (assemble_variable): Initialize variable `size_tree'.
7592 (const_hash): Add an `else abort()' in an if-else-if-else sequence.
7593 (remove_from_pending_weak_list): Mark parameter `name' with
7596 Wed Aug 25 11:18:39 1999 Bernd Schmidt <bernds@cygnus.co.uk>
7598 * toplev.c (rest_of_compilation): Use decl_printable_name when opening
7601 Wed Aug 25 10:57:12 1999 Nick Clifton <nickc@cygnus.com>
7603 * config/arm/telf.h (ASM_WEAKEN_LABEL): Define.
7604 (ASM_DECLARE_FUNCTION_NAME): Define.
7605 (TYPE_ASM_OP, SIZE_ASM_OP, TYPE_OPERAND_FORMAT,
7606 ASM_DECLARE_RESULT, ASM_DECLARE_OBJECT_NAME,
7607 ASM_FINISH_DECLARE_OBJECT, ASM_DECLARE_FUNCTION_SIZE): Define if
7608 not already defined.
7610 Wed Aug 25 01:36:11 1999 John David Anglin <dave@hiauly1.hia.nrc.ca>
7612 * calls.c (emit_call_1): Use call_pop/call_value_pop for all values
7613 of n_popped when call/call_value are not defined.
7615 Wed Aug 25 01:25:14 1999 Jeffrey A Law (law@cygnus.com)
7617 * tm.texi: GNU CC -> GCC conversion.
7618 (CC1_SPEC): Indicate it is used for all language front ends.
7620 Tue Aug 24 23:43:03 1999 Mark Mitchell <mark@codesourcery.com>
7622 * flow.c (delete_block): Spell NOTE_INSN_EH_REGION_BEG and
7623 NOTE_INSN_EH_REGION_END correctly.
7625 Tue Aug 24 23:26:44 1999 Michael Tiemann <tiemann@holodeck.cygnus.com>
7626 Jeff Law <law@cygnus.com>
7628 * loop.c (strength_reduce): Automatically unroll loops if the
7629 unrolled loop size is smaller than the rolled loop size.
7631 * loop.c (insert_bct): Replace use of sdiv_optab with asr_optab
7632 and delete comment that code should be rewritten.
7634 Tue Aug 24 22:56:35 1999 Jeffrey A Law (law@cygnus.com)
7636 * haifa-sched.c (find_rgns): Mark a block found during the DFS search
7639 * haifa-sched.c (get_visual_tbl_length): Fix off-by-one error.
7641 Tue Aug 24 22:41:06 1999 Mumit Khan <khan@xraylith.wisc.edu>
7643 * fixinc/mkfixinc.sh: Don't fix uwin headers.
7644 * i386/uwin.h (MD_STARTFILE_PREFIX): Define.
7645 (LINK_SPEC): Add -u _main when building executables.
7646 (ASM_DECLARE_FUNCTION): Update from Cygwin.
7647 (ASM_FILE_END): Use the default for ix86-pe.
7648 * i386/xm-uwin.h (HAVE_BCOPY): Undefine.
7650 Tue Aug 24 20:49:47 1999 Art Haas <ahaas@neosoft.com>
7652 * final.c (output_addr_const): Handle case where ASM_OPEN_PAREN
7653 and ASM_CLOSE_PAREN are empty strings.
7655 Wed Aug 25 12:46:22 1999 Fred Fish <fnf@cygnus.com>
7656 Geoffrey Keating <geoffk@cygnus.com>
7658 * Makefile.in (PREPROCESSOR_DEFINES): New macro.
7659 (protoize.o): Use PREPROCESSOR_DEFINES and DRIVER_DEFINES.
7660 (unprotoize.o): Ditto.
7661 (test-protoize-simple): Don't define STD_PROTO_DIR.
7662 * protoize.c: Use PARAMS rather than PROTO. Minor whitespace
7663 changes to make 'test-protoize-simple' pass.
7664 (STD_PROTO_DIR): Remove define.
7665 (STANDARD_EXEC_PREFIX): Supply default define.
7666 (standard_exec_prefix): New variable, init to STANDARD_EXEC_PREFIX.
7667 (target_machine): New variable, init to DEFAULT_TARGET_MACHINE.
7668 (target_version): New variable, init to DEFAULT_TARGET_VERSION.
7669 (GET_ENV_PATH_LIST): New macro.
7670 (default_syscalls_dir): No longer initialized to STD_PROTO_DIR.
7671 (do_processing): Initialize default_syscalls_dir using new
7672 macros. Use it to initialize syscalls_absolute_filename.
7674 Tue Aug 24 16:58:15 1999 Richard Henderson <rth@cygnus.com>
7676 * jump.c (jump_optimize_1): Do cmov opt on any single-set; force
7677 B into a register before emit_conditional_move.
7679 Tue Aug 24 15:37:03 1999 Richard Henderson <rth@cygnus.com>
7681 * fold-const.c (fold): Reassociate (+ (+ (* a b) c) (* d e))
7682 as (+ (+ (* a b) (* d e)) c). Factor a common power-of-two
7683 multiplicand out of (+ (* a b) (* c d)).
7685 Tue Aug 24 11:46:10 1999 Bob Manson <manson@cygnus.com>
7686 Richard Henderson <rth@cygnus.com>
7688 * haifa-sched.c (split_hard_reg_notes): Move to flow.c
7689 (new_insn_dead_notes): Likewise.
7690 (update_n_sets): Likewise.
7691 (update_flow_info): Move to flow.c, renamed to update_life_info;
7692 extend to handle multiple source insns.
7693 * flow.c: Include resource.h
7694 (unlink_insn_chain): New.
7695 (split_hard_reg_notes): New.
7696 (maybe_add_dead_note): New.
7697 (maybe_add_dead_note_use): New.
7698 (find_insn_with_note): New.
7699 (new_insn_dead_notes): New.
7700 (update_n_sets): New.
7701 (sets_reg_or_subreg_1, sets_reg_or_subreg): New.
7702 (maybe_remove_dead_notes): New.
7703 (update_life_info): New.
7704 (prepend_reg_notes): New.
7705 (replace_insns): New.
7706 * output.h (update_life_info): Declare.
7707 * recog.c (split_block_insns): Use update_life_info.
7708 * resource.c (find_free_register): Use reg_alloc_order, don't use
7709 fixed regs, make sure the mode is supported, don't use new regs.
7711 * rtl.h (replace_insns): Declare.
7713 Tue Aug 24 13:48:39 1999 Nathan Sidwell <nathan@acm.org>
7715 * expr.c (expand_expr): Cope with COND_EXPRs with one
7716 non-returning branch.
7718 Mon Aug 23 22:28:16 1999 Mark Mitchell <mark@codesourcery.com>
7720 * expr.c (store_expr): Always pass down the target, even when not
7723 1999-08-24 Nick Clifton <nickc@cygnus.com>
7725 * configure.in: Define target_cpu_default for v850 targets.
7726 * configure: Regenerate
7728 * config/v850/v850.h (TARGET_CPU_generic): Define.
7729 (GO_IF_LEGITIMATE_ADDRESS): Insist that SImode and larger constant
7730 addresses are 4 byte aligned.
7732 * config/v850/v850.c (print_operand): Cope with 'R' format DFmode
7735 Tue Aug 24 09:32:07 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7737 * genattr.c (function_unit_desc): Constify a char*. Add prototype.
7738 (main): Add prototypes.
7740 * genattrtab.c (substitute_address, write_const_num_delay_slots,
7741 attr_eq, attr_numeral, attr_equal_p, attr_copy_rtx): Prototype.
7742 (write_attr_get): Emit prototypes along with function definition.
7743 (write_eligible_delay): Mark a parameter with ATTRIBUTE_UNUSED.
7744 (write_complex_function): Emit static prototype along with
7745 function definition.
7747 * genemit.c (gen_split): Emit prototypes along with function
7750 * genoutput.c (output_epilogue): Add prototype to `insn_outfun'.
7751 Likewise for predicates and `insn_operand_predicate'.
7752 (process_template): Emit static prototype along with function
7755 * genrecog.c (make_insn_sequence): Constify a char*. Add
7756 prototypes for get_split_*().
7757 (write_subroutine): Emit prototypes along with function
7760 Tue Aug 24 12:35:20 1999 Bernd Schmidt <bernds@cygnus.co.uk>
7762 * gcse.c (find_avail_set): Follow chains of register-register copies.
7763 Use oprs_not_set_p to guarantee that the returned value can be
7765 (cprop_insn): Don't verify the return value of find_avail_set with
7768 * gcse.c (cprop_jump): New function, broken out of cprop_insn.
7769 (cprop_cc0_jump): New function.
7770 (cprop_insn): Break out new function cprop_jump and use it.
7771 Also use cprop_cc0_jump for machines with CC0.
7772 (cprop): Don't crash if cprop_insn turned the insn into a NOTE.
7774 * tree.h (current_function_calls_setjmp,
7775 current_function_calls_longjmp): Delete declarations.
7776 * dsp16xx.c: Include "function.h".
7777 * elxsi.c: Likewise.
7778 * gmicro.c: Likewise.
7779 * h8300.c: Likewise.
7782 * mn10200.c: Likewise.
7783 * mn10300.c: Likewise.
7784 * ns32k.c: Likewise.
7788 * rtl.h (rtx_equal_function_value_matters): Declare.
7789 * toplev.c (rtx_equal_function_value_matters): Don't declare.
7791 * function.c: Likewise.
7792 * emit-rtl.c: Likewise.
7794 Tue Aug 24 02:47:44 1999 Jeffrey A Law (law@cygnus.com)
7796 * expr.c (convert_move): Fix arguments to TRULY_NOOP_TRUNCATION
7799 1999-08-24 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
7801 * jump.c (delete_barrier_successors) Match (set (pc) (pc)) insn
7804 Mon Aug 23 23:35:52 1999 Matthias Klose <doko@cs.tu-berlin.de>
7806 * cpp.texi: Add a node documenting macro varargs (copied
7809 1999-08-23 22:23 -0700 Zack Weinberg <zack@bitmover.com>
7811 * cppspec.c: Put a null pointer at the end of the new argv.
7813 Mon Aug 23 21:23:24 1999 Jeffrey A Law (law@cygnus.com)
7815 * configure.in: Remove code to select/de-select the haifa
7816 scheduler. Every scheduled port gets haifa now.
7817 * configure: Rebuilt.
7818 * flags.h, genattrtab.c, rtl.h, toplev.c: Remove HAIFA ifdefs.
7820 * Makefile.in: Corresponding changes.
7822 Mon Aug 23 16:04:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
7824 * optabs.c (prepare_cmp_insn): Turn COMPARISON arg into a pointer.
7825 All callers changed.
7826 (prepare_float_lib_cmp): Likewise.
7827 Use FLOAT_LIB_COMPARE_RETURNS_BOOL.
7828 * expr.h (emit_float_lib_cmp): Delete declaration.
7829 * tm.texi (FLOAT_LIB_COMPARE_RETURNS_BOOL): Document.
7830 * sparc.h (FLOAT_LIB_COMPARE_RETURNS_BOOL): Define.
7831 * sparc.md (bcc and scc patterns): Don't handle TFmode comparisons
7833 (cmptf): Now conditional on TARGET_HARD_QUAD.
7835 Fri Aug 20 17:52:27 1999 Jim Wilson <wilson@cygnus.com>
7837 * resource.c (mark_target_live_regs): Use
7838 PIC_OFFSET_TABLE_REG_CALL_CLOBBERED.
7840 Fri Aug 20 19:07:55 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7842 * rtl.c (rtx_class, note_insn_name, reg_note_name): Constify.
7844 * rtl.h (rtx_class, reg_note_name, note_insn_name): Likewise.
7846 * genopinit.c (gen_insn): Use accessor macro, not `rtx_class'.
7848 Fri Aug 20 18:53:43 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7850 * rtl.h (rtx_format): Constify a char*.
7852 * rtl.c (rtx_format): Likewise.
7853 (copy_rtx, copy_most_rtx, read_rtx): Likewise.
7854 (init_rtl): Use accessor macro, not `rtx_format'.
7856 * alias.c (rtx_equal_for_memref_p, find_symbolic_term): Constify a
7859 * caller-save.c (mark_referenced_regs): Likewise.
7861 * combine.c (subst, make_compound_operation, known_cond,
7862 gen_rtx_combine, update_table_tick, get_last_value_validate,
7863 use_crosses_set_p, mark_used_regs_combine, move_deaths): Likewise.
7865 * cse.c (rtx_cost, mention_regs, canon_hash, exp_equiv_p,
7866 refers_to_p, canon_reg, fold_rtx, cse_process_notes,
7867 count_reg_usage): Likewise.
7869 * emit-rtl.c (gen_rtx, copy_rtx_if_shared, reset_used_flags):
7872 * final.c (leaf_renumber_regs_insn): Likewise.
7874 * flow.c (mark_used_regs, find_use_as_address, dump_flow_info,
7875 dump_edge_info, count_reg_references): Likewise.
7877 * function.c (fixup_var_refs_1, walk_fixup_memory_subreg,
7878 fixup_stack_1, purge_addressof_1, instantiate_virtual_regs_1):
7881 * gcse.c (oprs_unchanged_p, hash_expr_1, expr_equiv_p,
7882 oprs_not_set_p, expr_killed_p, compute_transp, find_used_regs,
7883 add_label_notes): Likewise.
7885 * genattrtab.c (attr_rtx, attr_copy_rtx, encode_units_mask,
7886 clear_struct_flag, count_sub_rtxs, count_alternatives,
7887 compares_alternatives_p, contained_in_p, walk_attr_value,
7888 write_expr_attr_cache): Likewise.
7890 * genconfig.c (walk_insn_part): Likewise.
7892 * genemit.c (max_operand_1, gen_exp): Likewise.
7894 * genextract.c (walk_rtx): Likewise.
7896 * genflags.c (num_operands): Likewise.
7898 * genoutput.c (scan_operands): Likewise.
7900 * genpeep.c (match_rtx): Likewise.
7902 * genrecog.c (add_to_sequence): Likewise.
7904 * haifa-sched.c (may_trap_exp, sched_analyze_2, attach_deaths):
7907 * integrate.c (save_constants, copy_for_inline,
7908 copy_rtx_and_substitute, subst_constants, restore_constants):
7911 * jump.c (mark_jump_label, invert_exp, redirect_exp,
7912 rtx_renumbered_equal_p, rtx_equal_for_thread_p): Likewise.
7914 * local-alloc.c (contains_replace_regs, memref_referenced_p):
7917 * loop.c (record_excess_regs, rtx_equal_for_loop_p,
7918 add_label_notes, replace_call_address, count_nonfixed_reads,
7919 invariant_p, find_single_use_in_loop, find_mem_givs,
7920 find_life_end, maybe_eliminate_biv_1, update_reg_last_use):
7923 * print-rtl.c (reg_names, print_rtx): Likewise.
7925 * recog.c (validate_replace_rtx_1, find_single_use_1): Likewise.
7927 * reg-stack.c (stack_regs_mentioned_p, record_label_references,
7928 record_reg_life_pat, swap_rtx_condition, goto_block_pat,
7929 print_blocks): Likewise.
7931 * regclass.c (fix_register, record_address_regs,
7932 reg_scan_mark_refs): Likewise.
7934 * regmove.c (stable_but_for_p): Likewise.
7936 * reload.c (loc_mentioned_in_p, operands_match_p,
7937 find_reloads_toplevsubst_reg_equivs, find_reloads_address_1,
7938 copy_replacements, refers_to_regno_for_reload_p,
7939 refers_to_mem_for_reload_p, find_inc_amount, regno_clobbered_p,
7940 reload_when_needed_name, reg_class_names, debug_reload_to_stream):
7943 * reload1.c (eliminate_regs, scan_paradoxical_subregs,
7944 delete_address_reloads_1, count_occurrences,
7945 reload_cse_mem_conflict_p, reload_combine_note_use,
7946 add_auto_inc_notes): Likewise.
7948 * resource.c (mark_referenced_resources, mark_set_resources):
7951 * rtlanal.c (rtx_unstable_p, rtx_varies_p, rtx_addr_varies_p,
7952 reg_mentioned_p, regs_set_between_p, modified_between_p,
7953 modified_in_p, refers_to_regno_p, reg_overlap_mentioned_p,
7954 rtx_equal_p, volatile_insn_p, volatile_refs_p, side_effects_p,
7955 may_trap_p, inequality_comparisons_p, replace_rtx, replace_regs,
7956 jmp_uses_reg_or_mem, for_each_rtx, regno_use_in): Likewise.
7958 * sched.c (sched_analyze_2, attach_deaths): Likewise.
7960 * stupid.c (stupid_mark_refs): Likewise.
7962 * unroll.c (remap_split_bivs): Likewise.
7964 * varasm.c (mark_constants): Likewise.
7966 * a29k/a29k.c (uses_local_reg_p): Likewise.
7968 * alpha/alpha.c (summarize_insn): Likewise.
7970 * arm/arm.c (symbol_mentioned_p, label_mentioned_p,
7971 eliminate_lr2ip): Likewise.
7973 * arm/thumb.c (symbol_mentioned_p, label_mentioned_p): Likewise.
7975 * i386/i386.c (symbolic_reference_mentioned_p, copy_all_rtx,
7976 reg_mentioned_in_mem): Likewise.
7978 * ns32k/ns32k.c (global_symbolic_reference_mentioned_p,
7979 symbolic_reference_mentioned_p): Likewise.
7981 * romp/romp.c (unsigned_comparisons_p, hash_rtx): Likewise.
7983 * sh/sh.c (regs_used, mark_use): Likewise.
7985 * vax/vax.c (vax_rtx_cost): Likewise.
7987 Fri Aug 20 18:38:43 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7989 * machmode.h (mode_name): Constify a char*.
7991 * rtl.c (mode_name): Likewise.
7993 * genopinit.c (gen_insn): Use accessor macro, not `mode_name'.
7995 * optabs.c (init_libfuncs): Constify a char*.
7997 * print-tree.c (mode_name): Remove redundant declaration.
7998 (print_node): Use accessor macro, not `mode_name'.
8000 * reload1.c (dump_needs): Constify a char*. Use accessor macro,
8002 (new_spill_reg): Constify a char*.
8004 * tree.c (mode_name): Remove redundant declaration.
8006 Fri Aug 20 18:31:26 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8008 * rtl.c (rtx_name): Constify a char*.
8010 * rtl.h (rtx_name, fix_sched_param): Likewise.
8012 * gmicro/gmicro.c (rtx_name): Remove redundant declaration.
8013 (mypr): Use accessor macro, not `rtx_name'.
8015 * genemit.c (print_code): Constify a char*.
8017 * genopinit.c (gen_insn): Use accessor macro, not `rtx_name'.
8019 * genpeep.c (print_code): Constify a char*.
8021 * genrecog.c (print_code): Likewise.
8023 * graph.c (start_fct, start_bb, node_data, draw_edge, end_fct,
8024 end_bb): Add static prototype.
8025 (draw_edge): Constify a char*.
8026 (end_bb): Remove unused parameter.
8028 * haifa-sched.c (fix_sched_param, safe_concat, print_exp
8029 print_block_visualization): Constify a char*.
8031 Fri Aug 20 15:02:10 1999 Mark Mitchell <mark@codesourcery.com>
8033 * c-common.c (c_get_alias_set): Update comment.
8035 1999-08-20 Andreas Jaeger <aj@arthur.rhein-neckar.de>
8037 * linux.h (LIB_SPEC): Added.
8039 Fri Aug 20 22:32:17 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
8041 * config/c4x/c4x.h (STARTFILE_SPEC): Don't define.
8043 1999-08-19 18:43 -0700 Zack Weinberg <zack@bitmover.com>
8045 * tree.c (expr_check): Fix typo in last change.
8047 1999-08-19 14:44 -0700 Zack Weinberg <zack@bitmover.com>
8049 * rtl.def (NOTE): Change format to "iuu0n".
8050 (ADDR_DIFF_VEC): Change format to "eEee0".
8051 (ADDRESSOF): Change format to "eit".
8053 * rtl.h (rtvec): Make "elem" an array of rtx, not rtunion.
8054 (RTVEC_ELT): Change to match.
8055 (XVECEXP): Use XVEC and RTVEC_ELT.
8056 (INSN_UID, INSN_CODE, CODE_LABEL_NUMBER, NOTE_LINE_NUMBER,
8057 ADDRESSOF_REGNO, REGNO, SUBREG_WORD): Use XINT.
8058 (PREV_INSN, NEXT_INSN, PATTERN, REG_NOTES,
8059 CALL_INSN_FUNCTION_USAGE, SUBREG_REG, SET_SRC, SET_DEST,
8060 TRAP_CONDITION, TRAP_CODE): Use XEXP.
8061 (INTVAL): Use XWINT.
8062 (ADDRESSOF_DECL): Use XTREE.
8063 (SET_ADDRESSOF_DECL): Delete.
8064 (NOTE_DECL_NAME, NOTE_DECL_CODE, NOTE_DECL_RTL,
8065 NOTE_DECL_IDENTIFIER, NOTE_DECL_TYPE): Kill. These have been
8066 ifdefed out since 2.6 at least.
8067 (gen_rtvec_vv): Delete prototype.
8069 * rtl.h (rtvec_alloc): rt->elem is now an array of rtx,
8071 (copy_most_rtx): Handle 't' format letter.
8072 * emit-rtl.c (gen_rtvec_v): rt_val->elem is an array of rtx.
8073 (gen_rtvec_vv): Delete function. All callers changed to use
8074 gen_rtvec_v instead.
8075 * print-rtl.c (print_rtx): Move special casing of NOTEs to
8076 the '0' format letter.
8078 * function.c (gen_mem_addressof): Don't use
8079 SET_ADDRESSOF_DECL; provide `decl' to gen_rtx_ADDRESSOF
8081 * integrate.c (copy_rtx_and_substitute): Likewise.
8082 Copy 't' slots with XTREE.
8083 (subst_constants): Treat 't' slots like '[swi]' slots.
8084 * cse.c (canon_hash, exp_equiv_p): Treat 't' slots like '0' slots.
8085 * jump.c (rtx_equal_for_thread_p): Likewise.
8086 * rtlanal.c (rtx_equal_p): Likewise.
8087 * stmt.c (expand_end_case): gen_rtx_ADDR_DIFF_VEC now takes
8088 only four arguments.
8089 * gengenrtl.c (type_from_format): Provide correct types for
8093 * tree.h [ENABLE_CHECKING] (TREE_CHECK, TREE_CLASS_CHECK):
8094 If a recent gcc is in use (always in stage2 and beyond), use
8095 statement expressions, so we don't make a function call unless
8096 the check fails. Evaluate arguments exactly once.
8097 (CHAIN_CHECK, DO_CHECK, DO_CHECK1, TREE_CHECK1,
8098 TREE_CLASS_CHECK1, TYPE_CHECK1, DECL_CHECK1, CST_CHECK1):
8100 (CST_OR_CONSTRUCTOR_CHECK, EXPR_CHECK): Redefine such that
8101 they evaluate their arguments exactly once, irrespective of
8102 the compiler in use.
8104 * tree.c [ENABLE_CHECKING]: Define whichever set of functions
8105 is used by the currently-enabled check macros. This is:
8106 (tree_check_failed, tree_class_check_failed): For gcc.
8107 (tree_check, tree_class_check, cst_or_constructor_check,
8108 expr_check): For other compilers.
8110 * gencheck.c: Do not define any *_CHECK1 macros.
8112 Thu Aug 19 14:42:38 1999 Mike Stump <mrs@wrs.com>
8113 Mark Mitchell <mark@codesourcery.com>
8115 * c-common.c (c_get_alias_set): Fix support for poitners and
8118 Thu Aug 19 11:51:22 EDT 1999 John Wehle (john@feith.com)
8120 * alias.c: Include tree.h.
8121 (nonlocal_reference_p, mark_constant_function): New functions.
8122 * flow.c (life_analysis): Call mark_constant_function.
8123 * rtl.h (mark_constant_function): Declare it.
8125 Thu Aug 19 15:02:01 1999 Nick Clifton <nickc@cygnus.com>
8127 * config/rs6000/rs6000.c (rs6000_override_options): Fix test for
8128 unrecognisable switches.
8130 Wed Aug 18 23:31:57 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
8132 * loop.c (recombine_givs): Set ix field after sorting.
8133 (recombine_givs): Remove bogus index / giv lockstep looping.
8135 Wed Aug 18 18:20:40 1999 Bernd Schmidt <bernds@cygnus.co.uk>
8137 * expmed.c (emit_store_flag): If UNSIGNEDP, call unsigned_condition
8139 (emit_store_flag_force): Use do_compare_rtx_and_jump.
8140 (do_cmp_and_jump): Formatting fixes.
8141 * expr.c (do_compare_and_jump): Renamed from compare; changed to call
8142 do_compare_rtx_and_jump instead of compare_from_rtx.
8143 (do_compare_rtx_and_jump): New function; mostly copied from
8145 (do_jump_for_compare): Delete.
8146 (expand_expr): Use do_compare_rtx_and_jump when handling MAX_EXPR and
8148 (do_jump): Use do_compare_and_jump or do_compare_rtx_and_jump instead
8149 of compare/do_jump_for_compare pairs.
8150 (do_jump_by_parts_greater): Use do_jump_by_parts_greater_rtx.
8151 (do_jump_by_parts_greater_rtx): Use do_compare_rtx_and_jump instead of
8152 compare_from_rtx/do_jump_for_compare pairs.
8153 (do_jump_by_parts_equality): Likewise.
8154 (do_jump_by_parts_equality_rtx): Likewise.
8155 * expr.h (do_compare_rtx_and_jump): Declare.
8156 * optabs.c (prepare_cmp_insn): New function, contains most of the code
8157 that used to be in emit_cmp_insn.
8158 (cmp_available_p): New function.
8159 (prepare_operand): New function.
8160 (emit_cmp_and_jump_insn_1): New function, contains some code that used
8161 to be in emit_cmp_insn.
8162 (prepare_float_lib_cmp): Renamed from emit_float_lib_cmp; change some
8163 parameters to be pointers; don't emit final compare but modify some of
8164 the values pointed to by the args so the caller can perform the
8166 (expand_binop): Call emit_store_flag_force with signed forms of
8168 (expand_abs): Use do_compare_rtx_and_jump instead of compare_from_rtx/
8169 emit_jump_insn pair.
8170 (emit_cmp_and_jump_insn): Use prepare_cmp_insn and
8171 emit_cmp_and_jump_insn_1. Call emit_queue.
8172 (emit_cmp_insn): Just call emit_cmp_and_jump_insns with zero for LABEL
8174 * flow.c (tidy_fallthru_edge): If HAVE_cc0, verify insn before a
8175 jump sets cc0 before deleting it.
8176 * integrate.c (expand_inline_function): Likewise.
8177 * unroll.c (unroll_loop): Similar changes in several places.
8178 (copy_loop_body): If HAVE_cc0, verify insn before a jump sets cc0
8181 Wed Aug 18 06:37:44 1999 Bernd Schmidt <bernds@cygnus.co.uk>
8183 * Makefile.in (insn-recog.o): Update dependencies.
8184 * genrecog.c (main): Make generated file include "function.h".
8186 Sat Aug 14 00:54:57 1999 Geoffrey Keating <geoffk@cygnus.com>
8188 * cse.c (cse_insn): Call never_reached_warning when a jump is
8189 changed to be unconditional.
8190 * flags.h: Declare warn_notreached.
8191 * flow.c (delete_block): Call never_reached_warning when
8193 * jump.c (delete_barrier_successors): Call never_reached_warning
8194 when we delete everything after a BARRIER.
8195 (never_reached_warning): New function.
8196 * rtl.h: Declare never_reached_warning.
8197 * toplev.c (warn_notreached): New variable.
8198 (lang_independent_options): Set warn_notreached
8199 when -Wunreachable-code.
8200 (compile_file): We need line numbers for -Wunreachable-code.
8202 Tue Aug 17 22:06:11 1999 Jan Hubicka <hubicka@freesoft.cz>
8204 * haifa-sched.c (insn_unit): Fix typo on out of range test.
8205 * sched.c (insn_unit): Likewise.
8207 Tue Aug 17 21:57:23 1999 Andreas Schwab <schwab@suse.de>
8209 * combine.c (distribute_notes): Handle REG_EH_RETHROW.
8211 Tue Aug 17 17:39:43 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
8213 * flow.c (create_edge_list): Use xmalloc, not malloc.
8215 Tue Aug 17 01:40:54 1999 Loren Rittle <ljrittle@acm.org>
8217 * fixinc/inclhack.def (no_double_slash): Do not trash single-line
8218 C-style comments. Do not lose the character before double slash.
8220 Mon Aug 16 18:08:22 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
8222 * basic-block.h (struct edge_list): Stucture to maintain a vector
8224 (EDGE_INDEX_NO_EDGE, EDGE_INDEX, INDEX_EDGE_PRED_BB, INDEX_EDGE_SUCC_BB,
8225 INDEX_EDGE, NUM_EDGES): New Macros for accessing edge list.
8226 (create_edge_list, free_edge-List, print_edge_list, verify_edge_list):
8227 New function prototypes.
8228 * flow.c (create_edge_list): Function to create an edge list.
8229 (free_edge_list): Discards memory used by an edge list.
8230 (print_edge_list): Debug output showing an edge list.
8231 (verify_edge_list): Internal consistency check for an edge list.
8232 (find_edge_index): Function to find an edge index for a pred and succ.
8234 Mon Aug 16 11:56:36 1999 Mark Mitchell <mark@codesourcery.com>
8236 * tree.c (type_hash_add): Use permalloc to allocate nodes in the
8239 Mon Aug 16 17:04:15 1999 Jorn Rennecke <amylaar@cygnus.co.uk>
8241 * mips.h (CLASS_CANNOT_CHANGE_SIZE): Define.
8243 Fri Aug 13 15:20:43 1999 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
8245 * config/i386/freebsd.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
8247 Fri Aug 13 10:21:28 1999 Nick Clifton <nickc@cygnus.com>
8249 * toplev.c (rest_of_compilation): Allow machine dependent
8250 reorganisation pass to place information into the RTL dump
8251 file if it so wishes.
8253 Sun Aug 15 12:41:21 1999 Jim Wilson <wilson@cygnus.com>
8255 * explow.c (hard_function_value): Use VOIDmode instead of
8257 * stmt.c (expand_return): Likewise.
8258 * stor-layout.c (get_best_mode): Likewise.
8260 * genemit.c (gen_expand): If next is MATCH_PAR_DUP, then output
8261 emit call instead of emit_insn call.
8263 Sat Aug 14 15:04:06 1999 Mumit Khan <khan@xraylith.wisc.edu>
8265 * configure.in: Handle --disable/enable-win32-registry.
8266 * install.texi: Document --disable/enable-win32-registry.
8267 * acconfig.h (ENABLE_WIN32_REGISTRY): New macro.
8268 (WIN32_REGISTRY_KEY): New macro.
8269 * prefix.c: Use to enable/disable win32-specific code.
8270 (lookup_key): Use versioned key.
8271 * configure: Regenerate.
8272 * config.in: Likewise.
8274 Fri Aug 13 17:41:55 1999 Jason Merrill <jason@yorick.cygnus.com>
8276 * cpplib.c (read_line_number): New fn, split out of...
8279 Fri Aug 13 14:18:27 1999 Gavin Romig-Koch <gavin@cygnus.com>
8281 tree.c (lang_unsave_expr_now) : New.
8282 (unsave_expr_now): Call lang_unsave_expr_now.
8283 tree.h (lang_unsave_expr_now) : New.
8285 Fri Aug 13 00:49:46 1999 Jason Merrill <jason@yorick.cygnus.com>
8287 * toplev.c (flag_new_exceptions): On by default.
8289 1999-08-13 Michael Meissner <meissner@cygnus.com>
8291 * Makefile.in (GCC_FOR_TARGET): Move -B./ after the tooldir -B.
8293 Fri Aug 13 01:29:57 1999 Alexandre Oliva <oliva@dcc.unicamp.br>
8295 * dwarfout.c (fundamental_type_code): Return FT_boolean for
8296 INTEGER_TYPE with precision==1, it's __java_boolean.
8298 Thu Aug 12 23:51:04 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
8300 * global.c (prune_preferences): Move some invariants out of the
8303 Thu Aug 12 15:30:29 1999 Jesse Perry (jap@unx.dec.com)
8305 * configure.in (alpha*-dec-osf*): Add osf5.
8307 Sun Aug 1 22:24:03 1999 Philip Blundell <philb@gnu.org>
8309 * configure.in: Rework handling of ARM GNU/Linux slightly.
8310 (arm*-*-linux-gnuoldld): New target.
8311 * configure: Regenerate.
8312 * install.texi (Configurations): Add arm-*-linux-gnu{oldld} and
8313 arm-*-elf. Mention that arm-*-linux-gnuaout is obsolete.
8314 * config/arm/linux-oldld.h: New file.
8315 * config/arm/linux-elf26.h: Don't include linux-elf.h.
8316 (TARGET_DEFAULT, SUBTARGET_LINK_SPEC, SUBTARGET_EXTRA_ASM_SPEC):
8318 * config/arm/linux-elf.h (ASM_SPEC): Define.
8319 (TARGET_DEFAULT, SUBTARGET_EXTRA_LINK_SPEC,
8320 SUBTARGET_EXTRA_ASM_SPEC, CPP_APCS_PC_DEFAULT): Add definitions
8321 for 26-bit APCS and old linker.
8322 (CPP_PREDEFINES): Define `__arm__'; don't define `arm' or
8324 (FP_DEFAULT): Define to FP_SOFT3 for all machines.
8325 * config/arm/linux-aout.h (CPP_PREDEFINES): Define `__arm__';
8326 don't define `arm' or `arm_elf'.
8327 * config/arm/t-linux (EXTRA_MULTILIB_PARTS, MULTILIB_OPTIONS,
8328 MULTILIB_DIRNAMES): Define. Fix typo in comment.
8330 Thu Aug 12 10:14:47 1999 Andreas Schwab <schwab@suse.de>
8332 * rtl.texi: Fix typo.
8334 Wed Aug 11 23:50:57 1999 Jason Merrill <jason@yorick.cygnus.com>
8336 * invoke.texi (C++ Dialect Options): Add -fms-extensions.
8338 Wed Aug 11 12:59:37 1999 Mark Mitchell <mark@codesourcery.com>
8340 * extend.texi (C++ Signatures): Remove node.
8341 * invoke.texi: Remove discussion of -fhandle-signatures,
8342 signature, sigof, __signature__, and __sigof__.
8344 Wed Aug 11 03:38:25 1999 Jeffrey A Law (law@cygnus.com)
8346 * Makefile.in (JAVAGC): Removed.
8348 Wed Aug 11 02:13:26 1999 Mumit Khan <khan@xraylith.wisc.edu>
8350 * i386/cygwin.h (ASM_OUTPUT_ALIGNED_BSS): Define.
8352 1999-08-11 Mark Elbrecht <snowball3@bigfoot.com>
8354 * i386/djgpp.h (ASM_OUTPUT_ALIGNED_BSS): Define.
8356 1999-08-11 Richard Earnshaw (rearnsha@arm.com)
8358 * emit-rtl.c (mark_reg_pointer): Don't increase the alignment of
8359 a register that is already known to be a pointer.
8361 1999-08-11 Bruce Korb <ddsinc09@ix.netcom.com>
8363 * fixinc/inclhack.tpl: Only install assert.h conditionally.
8364 * fixinc/inclhack.sh: Regenerated.
8365 * fixinc/fixincl.sh: Regenerated.
8367 Wed Aug 11 00:34:22 1999 Joe Buck <jbuck@synopsys.com>
8369 * invoke.texi: s/GNU CC/GCC/ for consistency with gcc.texi.
8370 Fix documentation of -ansi flag to describe its C++ behavior.
8371 Remove bogus reference to GCC 2.9.
8373 Tue Aug 10 17:19:02 1999 Jim Wilson <wilson@cygnus.com>
8375 * config/sh/sh.c (machine_dependent_reorg): Only call PUT_MODE on
8376 note if it is non-NULL.
8378 Tue Aug 10 10:47:42 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
8380 * except.h (eh_nesting_info): Add new structure defintion.
8381 (init_eh_nesting_info, free_eh_nesting_info): Add function prototypes.
8382 (reachable_handlers, update_rethrow_references): Add function
8384 * rtl.h (struct rtvec_def): Update comments. REG_EH_RETHROW takes
8385 a rethrow symbol instead of an integer exception region number.
8386 * flow.c (Make_edges): Use new exception nesting routines to determine
8387 which handlers are reachable from a CALL or asynchronous insn.
8388 Dont add an edge for calls with a REG_EH_REGION of -1 to non-local
8390 (delete_eh_regions): Update rethrow labels, and don't delete
8391 regions which are the target of a rethrow.
8392 * except.c (struct func_eh_entry): Add rethrow_ref field, now we can
8393 avoid overloading the SYMBOL_REF_USED flag.
8394 (rethrow_symbol_map): Use new rethrow_ref field.
8395 (rethrow_used): Use new rethrow_ref field.
8396 (expand_rethrow): REG_EH_RETHROW now has a SYMBOL_REF instead
8397 of an integer. Fix formatting.
8398 (output_exception_table_entry): Use new rethrow_ref field.
8399 (can_throw): Check for EH_REGION_NOTE before deciding
8400 whether a CALL can throw or not.
8401 (scan_region): Call rethrow_used() instead of accessing data structure.
8402 (update_rethrow_references): New function to make sure only regions
8403 which are still targets of a rethrow are flagged as such.
8404 (process_nestinfo): New static function to initialize a handler
8405 list for a specific region.
8406 (init_eh_nesting_info): New function to allocate and initialize
8407 the list of all EH handlers reachable from all regions.
8408 (reachable_handlers): New function to retrieve the list of handlers
8409 reachable from a specific region and insn.
8410 (free_eh_nesting_info): New function to dispose of a list of
8413 Tue Aug 10 10:39:31 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
8415 * flow.c (split_edge): Set JUMP_LABEL field.
8416 (commit_one_edge_insertion): Set head correctly for insert_before.
8417 When inserting insns, update insn block numbers if allocated.
8419 Tue Aug 10 09:26:07 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8421 * dwarf2out.c (dwarf2out_frame_debug_expr, add_incomplete_type,
8422 retry_incomplete_types): Add static prototype.
8423 (stripattributes, dwarf_cfi_name, ASM_OUTPUT_DWARF_STRING,
8424 dwarf_tag_name, dwarf_attr_name, dwarf_form_name,
8425 dwarf_stack_op_name, dwarf_type_encoding_name, add_AT_string,
8426 dwarf2_name, add_name_attribute, lookup_filename, dwarf2out_line,
8427 dwarf2out_start_source_file, dwarf2out_define, dwarf2out_undef):
8430 * dwarf2out.h (dwarf2out_define, dwarf2out_undef,
8431 dwarf2out_start_source_file, dwarf2out_line): Likewise.
8433 Tue Aug 10 09:21:46 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8435 * output.h (assemble_name): Constify a char*.
8437 * varasm.c (UNIQUE_SECTION, assemble_start_function,
8438 assemble_variable, assemble_name): Likewise.
8440 * dwarf2out.c (ASM_NAME_TO_STRING): Likewise.
8442 * arm/pe.c (arm_pe_unique_section): Likewise.
8444 * i386/cygwin.h (STRIP_NAME_ENCODING): Likewise.
8446 * i386/i386-interix.h (STRIP_NAME_ENCODING): Likewise.
8448 * i386/interix.c (i386_pe_unique_section): Likewise.
8450 * i386/win32.h (STRIP_NAME_ENCODING): Likewise.
8452 * i386/winnt.c (i386_pe_unique_section): Likewise.
8454 * m32r/m32r.h (ASM_OUTPUT_LABELREF): Likewise.
8456 * mn10200/mn10200.h (ASM_OUTPUT_LABELREF): Likewise.
8458 * mn10300/mn10300.h (ASM_OUTPUT_LABELREF): Likewise.
8460 * pa/pa.c (output_call): Likewise.
8462 * pa/pa.h (ASM_OUTPUT_MI_THUNK): Likewise.
8464 * pa/som.h (ASM_OUTPUT_FUNCTION_PREFIX): Likewise.
8466 * rs6000/rs6000.c (rs6000_output_load_toc_table, output_toc):
8469 * rs6000/rs6000.h (RS6000_OUTPUT_BASENAME, STRIP_NAME_ENCODING):
8472 * rs6000/sol2.h (ASM_OUTPUT_SOURCE_LINE): Likewise.
8474 * rs6000/sysv4.h (ASM_DECLARE_FUNCTION_NAME, ASM_OUTPUT_INT,
8475 STRIP_NAME_ENCODING, ASM_OUTPUT_LABELREF): Likewise.
8477 * v850/v850.h (ASM_OUTPUT_LABELREF): Likewise.
8479 Mon Aug 9 19:54:05 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8481 * real.c (GET_REAL, PUT_REAL): Use memcpy instead of bcopy.
8483 Mon Aug 9 19:36:00 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8485 * tree.h (lang_identify): Constify a char*.
8486 (print_error_function): Add extern prototype. Constify a char*.
8488 * c-lang.c (lang_identify): Constify a char*.
8490 * objc/objc-act.c (lang_identify): Constify a char*.
8492 Mon Aug 9 16:21:53 1999 Bernd Schmidt <bernds@cygnus.co.uk>
8494 * genpeep.c (main): Make generated file include "function.h".
8495 * arm.c (function_really_clobbers_lr): Delete INLINE_HEADER case.
8497 Mon Aug 9 10:08:50 1999 Bernd Schmidt <bernds@cygnus.co.uk>
8499 * Makefile.in: Update dependencies.
8500 * alias.c: Include "function.h"
8501 * c-decl.c: Likewise.
8502 * caller-save.c: Likewise.
8503 * calls.c: Likewise.
8504 * combine.c: Likewise.
8506 * explow.c: Likewise.
8507 * final.c: Likewise.
8508 * global.c: Likewise.
8509 * graph.c: Likewise.
8510 * local-alloc.c: Likewise.
8512 * optabs.c: Likewise.
8513 * profile.c: Likewise.
8514 * recog.c: Likewise.
8515 * regclass.c: Likewise.
8516 * regmove.c: Likewise.
8517 * reload.c: Likewise.
8518 * reorg.c: Likewise.
8519 * resource.c: Likewise.
8520 * sched.c: Likewise.
8521 * stupid.c: Likewise.
8522 * config/1750a/1750a.c: Likewise.
8523 * config/a29k/a29k.c: Likewise.
8524 * config/arc/arc.c: Likewise.
8525 * config/arm/arm.c: Likewise.
8526 * config/arm/thumb.c: Likewise.
8527 * config/c4x/c4x.c: Likewise.
8528 * config/clipper/clipper.c: Likewise.
8529 * config/convex/convex.c: Likewise.
8530 * config/fx80/fx80.c: Likewise.
8531 * config/i860/i860.c: Likewise.
8532 * config/m68k/m68k.c: Likewise.
8533 * config/m88k/m88k.c: Likewise.
8534 * config/mips/mips.c: Likewise.
8535 * config/pdp11/pdp11.c: Likewise.
8536 * config/pyr/pyr.c: Likewise.
8537 * config/romp/romp.c: Likewise.
8538 * config/sh/sh.c: Likewise.
8539 * config/tahoe/tahoe.c: Likewise.
8540 * config/vax/vax.c: Likewise.
8541 * config/we32k/we32k.c: Likewise.
8542 * config/sparc/sparc.c: Include "function.h".
8543 (mem_min_alignment): Test current_function rather than
8544 regno_pointer_align.
8545 * config/pa/pa.c: Likewise.
8546 (compute_frame_size): Delete declaration of
8547 current_function_outgoing_args_size.
8548 * config/arc/arc.h (current_function_varargs): Delete declaration.
8549 * config/elxsi/elxsi.h (current_function_calls_alloca): Delete
8551 * config/i370/i370.h (current_function_outgoing_args_size): Delete
8553 * config/i386/i386.h (FINALIZE_PIC): Delete declaration of
8554 current_function_uses_pic_offset_table.
8555 * config/m68k/a-ux.h (FUNCTION_EXTRA_EPILOGUE): Delete declaration
8556 of current_function_returns_pointer.
8557 * config/m68k/altos3068.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
8558 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
8559 * config/m68k/m68kv4.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
8560 * config/m68k/mot3300.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
8561 * config/m68k/pbb.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
8562 * config/m68k/tower-as.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
8563 * config/m88k/m88k.c: Include "function.h"
8564 (call_used_regs, current_function_pretend_args_size,
8565 current_function_outgoing_args_size, frame_pointer_needed): Delete
8567 * config/m88k/m88k.h (current_function_pretend_args_size): Delete
8569 * config/mips/mips.h (current_function_calls_alloca): Delete
8571 * config/mn10200/mn10200.h (current_function_needs_context,
8572 rtx_equal_function_value_matters): Delete declarations.
8573 * config/ns32k/ns32k (current_function_uses_pic_offset_table,
8574 flag_pic): Delete declarations.
8575 * config/pa/pa.h (current_function_pretend_args_size,
8576 current_function_decl): Delete declarations.
8577 * config/pa/som.h (current_function_varargs): Delete declaration.
8578 * config/pdp11/pdp11.h (current_function_pretend_args_size): Delete
8580 * config/pyr/pyr.h (current_function_pretend_args_size,
8581 current_function_args_size, current_function_calls_alloca): Delete
8583 * config/sh/sh.h (current_function_varargs): Delete declaration.
8584 * config/sparc/sparc.h (current_function_outgoing_args_size,
8585 current_function_calls_alloca, current_function_decl): Delete
8587 * config/spur/spur.h (current_function_pretend_args_size,
8588 current_function_calls_alloca): Delete declarations.
8589 * config/v850/v850.c (current_function_outgoing_args_size): Delete
8591 * config/vax/vms.h (current_function_name): Delete declaration.
8592 * gcse.c: Include "function.h".
8593 (current_function_name, current_function_calls_setjmp): Delete
8595 * haifa-sched.c: Include "function.h".
8596 (forced_labels): Delete declaration.
8598 * reg-stack.c: Likewise.
8599 * reload1.c: Likewise.
8600 * genemit.c (main): Make generated file include function.h.
8601 * genoutput.c (output_prologue): Likewise.
8603 * builtins.c (saveregs_value, apply_args_value): Delete variables.
8604 * emit-rtl.c (reg_rtx_no, first_label_num, first_insn, last_insn,
8605 sequence_rtl_expr, cur_insn_uid, last_linenum, last_filename,
8606 regno_pointer_flag, regno_pointer_flag_length, regno_pointer_align,
8607 regno_reg_rtx, sequence_stack): Delete variables. Add accessor
8608 macros for some of them.
8609 (emit_filename, emit_lineno): Delete declarations.
8610 (gen_reg_rtx): Use memset/memcpy instead of bzero/bcopy. Access
8611 regno_pointer_* variables through current_function.
8612 (gen_inline_header_rtx): Delete function.
8613 (save_emit_status): Delete function.
8614 (set_new_last_label_num): New function.
8615 (clear_emit_caches): New function.
8616 (restore_emit_status): Just clear last_labelnum and call
8618 (get_last_insn_anywhere): Variable sequence_stack is now accessed
8619 through macro seq_stack.
8620 (add_insn_after): Likewise.
8621 (add_insn_before): Likewise.
8622 (remove_insn): Likewise.
8623 (pop_topmost_sequence): Likewise.
8624 (in_sequence_p): Likewise.
8625 (start_sequence_for_rtl_expr): Likewise.
8626 (start_sequence): Likewise, and likewise for
8627 sequence_rtl_expr/seq_rtl_expr.
8628 (push_topmost_sequence): Likewise.
8629 (end_sequence): Likewise.
8630 (init_virtual_regs): Now takes a "struct emit_status *" argument.
8631 All callers changed. Store into that pointer instead of globals.
8632 (init_emit): Allocate emit elt of current_function.
8633 Changes for sequence_rtl_expr/sequence_stack renaming.
8634 Call clear_emit_caches instead of doing it in-line.
8635 Access regno_pointer_* variables through current_function.
8636 (init_emit_once) Don't clear sequence_stack.
8638 * expr.c (pending_stack_adjust, inhibit_defer_pop, pending_chain):
8640 (arg_pointer_save_area): Delete declaration.
8641 (finish_expr_for_function): Renamed from init_queue; no longer static.
8642 (init_expr): Don't call init_queue.
8643 (save_expr_status, restore_expr_status): Delete functions.
8644 (expand_expr): Changes to reflect new layout of struct function.
8645 Don't access current_function_check_memory_usage when current_function
8647 * expr.h (forced_labels, save_expr_regs, saveregs_value,
8648 apply_args_value, current_function_calls_alloca, inhibit_defer_pop,
8649 current_function_outgoing_args_size, current_function_arg_offset_rtx,
8650 current_function_uses_const_pool, function_call_count,
8651 current_function_uses_pic_offset_table, nonlocal_labels,
8652 current_function_internal_arg_pointer, nonlocal_goto_stack_level,
8653 current_function_check_memory_usage, nonlocal_goto_handler_slots,
8654 pending_stack_adjust, target_temp_slot_level, temp_slot_level): Delete
8656 (finish_expr_for_function): Declare.
8657 * flags.h (current_function_has_nonlocal_label,
8658 current_function_has_nonlocal_goto, current_function_is_thunk,
8659 current_function_has_computed_jump): Delete declarations.
8660 * flow.c (forced_labels): Delete declaration.
8661 * function.c (current_function_pops_args,
8662 current_function_returns_struct, current_function_returns_pcc_struct,
8663 current_function_needs_context, current_function_calls_setjmp,
8664 current_function_calls_longjmp, current_function_has_nonlocal_label,
8665 current_function_has_nonlocal_goto, current_function_is_thunk,
8666 current_function_has_computed_jump, current_function_calls_alloca,
8667 current_function_contains_functions, current_function_returns_pointer,
8668 current_function_epilogue_delay_list, current_function_args_size,
8669 current_function_pretend_args_size, current_function_arg_offset_rtx,
8670 current_function_outgoing_args_size, current_function_varargs,
8671 current_function_stdarg, current_function_args_info, cleanup_label,
8672 current_function_name, current_function_uses_const_pool,
8673 current_function_instrument_entry_exit, current_function_return_rtx,
8674 current_function_uses_pic_offset_table, nonlocal_labels,
8675 current_function_internal_arg_pointer, current_function_cannot_inline,
8676 current_function_check_memory_usage, function_call_count,
8677 nonlocal_goto_handler_slots, nonlocal_goto_handler_labels,
8678 nonlocal_goto_stack_level, return_label, save_expr_regs,
8679 stack_slot_list, rtl_expr_chain, tail_recursion_label, temp_slots,
8680 tail_recursion_reentry, arg_pointer_save_area, frame_offset,
8681 context_display, trampoline_list, parm_birth_insn, invalid_stack_slot,
8682 last_parm_insn, max_parm_reg, parm_reg_stack_loc, sequence_rtl_expr,
8683 temp_slot_level, var_temp_slot_level, target_temp_slot_level):
8685 (push_function_context_to): Don't save them. Don't call
8686 save_storage_status, save_emit_status or save_expr_status.
8687 (pop_function_context_from): Don't restore them. Don't call
8688 restore_storage_status or restore_expr_status.
8689 (get_func_frame_size): New function.
8690 (get_frame_size): Use it.
8691 (assign_outer_stack_local): Reflect some member name changes in struct
8693 (put_reg_into_stack): Likewise.
8694 (assign_stack_temp_for_type): sequence_rtl_expr was renamed to
8696 (fixup_var_refs): Likewise.
8697 (fix_lexical_addr): Likewise.
8698 (trampoline_address): Likewise.
8699 (prepare_function_start): Clear field inlinable of current_function.
8700 (init_function_for_compilation): New function.
8701 (expand_dummy_function_end): New function.
8702 (expand_function_end): Call finish_expr_for_function.
8703 * function.h (struct emit_status): New; fields moved here from struct
8704 function and from global variables. Add accessor macros for some of
8706 (struct expr_status): Likewise.
8707 (REGNO_POINTER_ALIGN, REGNO_POINTER_FLAG): Moved here from regs.h.
8708 (struct function): Add fields expr and emit, inlinable, inl_emit,
8709 original_arg_vector, original_decl_initial, inl_last_parm_insn,
8710 inl_max_label_num. Add many comments.
8711 Add accessor macros for all elts of struct function that no longer
8712 have a global variable.
8713 (cleanup_label, return_label, frame_offset, tail_recursion_label,
8714 tail_recursion_reentry, arg_pointer_save_area, rtl_expr_chain,
8715 stack_slot_list): Delete declarations.
8716 (get_func_frame_size): Declare.
8717 (save_expr_status, restore_expr_status, save_emit_status,
8718 save_storage_status, restore_storage_status): Delete declarations.
8719 (init_virtual_regs): Declare.
8720 * output.h (current_function_pops_args,
8721 current_function_returns_struct, current_function_returns_pcc_struct,
8722 current_function_needs_context, current_function_calls_setjmp,
8723 current_function_calls_longjmp, current_function_calls_alloca,
8724 current_function_has_nonlocal_label, current_function_varargs,
8725 current_function_has_computed_jump, current_function_returns_pointer,
8726 current_function_contains_functions, current_function_args_size,
8727 current_function_pretend_args_size, current_function_stdarg,
8728 current_function_outgoing_args_size, current_function_args_info,
8729 current_function_name, current_function_return_rtx,
8730 current_function_epilogue_delay_list,
8731 current_function_uses_const_pool, current_function_cannot_inline):
8732 Delete declarations.
8733 * regs.h (reg_rtx_no, regno_pointer_flag, regno_pointer_flag_length,
8734 regno_reg_rtx): Delete declaration.
8735 (REGNO_POINTER_FLAG): Delete macro.
8736 * stmt.c (expand_goto): Changes to reflect that some fields in struct
8737 function were renamed.
8738 * stor-layout.c (save_storage_status, restore_storage_status): Delete
8740 * toplev.c: Include "function.h".
8741 (current_function_decl): Delete declaration.
8742 (compile_file): Call init_dummy_function_start and
8743 expand_dummy_function_end around some initializations that need to
8745 (rest_of_compilation): Use DECL_SAVED_INSNS properly.
8746 Call init_function_for_compilation.
8747 * unroll.c: Include "function.h"
8748 (unroll_loop): Access regno_pointer_* variables through
8751 * tree.h (struct tree_decl): Add elt f to saved_insns member.
8752 (DECL_SAVED_INSNS): use it.
8753 (expand_dummy_function_end): Declare.
8754 (init_function_for_compilation): Declare.
8755 * calls.c (calls_function_1): Change use of DECL_SAVED_INSNS now
8756 that it's no longer an INLINE_HEADER.
8757 (expand_call): Likewise.
8758 * integrate.c (finish_inline): Delete function.
8759 (max_parm_reg, parm_reg_stack_loc): Delete declarations.
8760 (initialize_for_inline): Delete min_labelno, max_labelno and max_reg
8761 args. Don't generate an INLINE_HEADER rtx, just return the arg
8762 vector. All callers changed.
8763 (save_for_inline_copying): Create a duplicate struct emit_status to
8764 hold the emit state for compiling the current function. Use this and
8765 the other new fields in struct function that are for integration
8766 instead of an INLINE_HEADER.
8767 Use memcpy instead of bcopy.
8768 Store the current struct function in DECL_SAVED_INSNS of fndecl.
8769 (save_for_inline_nocopy): Similar changes, except no new emit_status
8771 (expand_inline_function): Get information from function structure,
8772 not from an inline header rtx.
8773 (output_inline_function): Lose code to extract the necessary
8774 information from an inline header; simply put back the function
8775 structure into current_function. Clear its inlinable elt.
8776 * rtl.def (INLINE_HEADER): Delete.
8777 * rtl.h: Delete all accessors for an INLINE_HEADER.
8778 (gen_inline_header_rtx): Delete declaration.
8779 (regno_reg_rtx, regno_pointer_align, nonlocal_goto_handler_labels):
8780 Delete declarations.
8781 (REGNO_POINTER_ALIGN): Delete.
8782 (clear_emit_caches): Declare.
8783 (set_new_last_label_num): Declare.
8785 Mon Aug 9 01:52:24 1999 Jason Merrill <jason@yorick.cygnus.com>
8787 * print-tree.c (print_node): Print base for OFFSET_TYPEs.
8789 * except.c (expand_eh_region_start_for_decl): Always start a new block.
8790 * stmt.c (is_eh_region): Make sure current_function is present, too.
8792 Mon Aug 9 01:15:24 1999 Jeffrey A Law (law@cygnus.com)
8794 * pa.h (HARD_REGNO_MODE_OK): Correctly handle FPregs, even when
8795 for 64bit PA targets.
8797 * pa.h (SELECT_SECTION): Define.
8798 * som.h (SELECT_SECTION): Delete.
8800 Sun Aug 8 15:13:20 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8802 * alias.c (init_alias_analysis): Wrap call to
8803 `prologue_epilogue_contains' within HAVE_prologue||HAVE_epilogue.
8805 1999-08-07 Bruce Korb <autogen@linuxbox.com>
8807 * fixinc/inclhack.def(irix_asm_apostrophe): IRIX 5.2's
8808 <sys/asm.h> contains an asm comment with an apostrophe
8809 * fixinc/inclhack.sh: regen
8810 * fixinc/fixincl.x: regen
8812 Sat Aug 7 19:37:07 1999 Richard Henderson <rth@cygnus.com>
8814 * function.c (init_function_start): Clear prologue & epilogue.
8815 (prologue_epilogue_contains): New function.
8816 * alias.c (init_alias_analysis): Use it.
8817 * rtl.h (prologue_epilogue_contains): Declare it.
8819 Sat Aug 7 19:32:16 1999 Richard Henderson <rth@cygnus.com>
8821 * jump.c (onlyjump_p): New function.
8822 * rtl.h: Declare it.
8823 * flow.c (delete_unreachable_blocks): Use onlyjump_p instead
8824 of condjump_p in calling tidy_fallthru_edge and merge_blocks.
8826 Sat Aug 7 17:09:36 1999 Richard Henderson <rth@cygnus.com>
8828 * global.c (build_insn_chain): Use EXECUTE_IF_SET_IN_REG_SET
8829 to invert loops. Simplify block scanning.
8831 Sat Aug 7 02:11:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
8833 * gcse.c (hash_scan_set): Treat SYMBOL_REFs like CONST_INTs.
8834 (cprop_insn): Treat SYMBOL_REFs like CONST_INTs.
8836 1999-08-07 Jonathan Larmour <jlarmour@cygnus.co.uk>
8838 * config/sparc/liteelf.h: New file to support sparclite-elf target
8839 * config/sparc/t-sp86x: New file to support sparc86x targets
8840 * config/sparc/sp86x-aout.h: New file to support sparc86x-aout target
8841 * config/sparc/sp86x-elf.h: New file to support sparc86x-elf target
8842 * configure.in: Support above target triplets
8843 * configure: Regenerated
8845 Sat Aug 7 01:39:27 1999 Philippe De Muyter <phdm@macqel.be>
8847 * fixinc/server.c (server_setup): Do not prefix function used as
8850 Sat Aug 7 00:21:20 1999 Richard Henderson <rth@cygnus.com>
8852 * alpha.md (movhi and movqi patterns): Correct predicate for !BWX.
8853 Remove fp reg alternatives.
8855 Sat Aug 7 00:06:54 1999 Jeffrey A Law (law@cygnus.com)
8857 * Makefile.in (TAROUTOPTS): Kill.
8858 (install-headers-tar): Use "xpf" for tar headerfile extraction
8859 * i370/x-oe (TAROUTOPTS): Delete.
8860 * m68k/x-apollo68 (TAROUTOPTS): Delete.
8861 * m68k/x-hp320 (TAROUTOPTS): Delete.
8862 * m68k/x-hp320g (TAROUTOPTS): Delete.
8863 * gcc.texi: Update bug reporting text.
8865 1999-08-6 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
8867 * reg-stack.c (change_stack) Fixed problem with negative array index.
8869 Fri Aug 6 23:08:44 1999 Jeffrey A Law (law@cygnus.com)
8871 * extend.texi, install.texi: Fix spelling mistakes.
8873 * Makefile.in (PREMADE_ATTRTAB_MD, PREMADE_ATTRTAB): Delete.
8874 (s-attrtab); No longer try to use pre-made insn-attrtab file.
8875 * mips/t-bsd: Delete references to obsolete PREMADE_ATTRTAB and
8877 * mips/t-ecoff: Likewise.
8878 * mips/t-elf: Likewise.
8879 * mips/t-mips: Likewise.
8880 * mips/t-osfrose: Likewise.
8881 * mips/t-r3900: Likewise.
8882 * mips/t-svr3: Likewise.
8883 * mips/t-svr4: Likewise.
8884 * mips/t-ultrix: Likewise.
8886 * gcc.texi: Document recommend means to provide software floating
8887 point libraries in libgcc.a
8889 1999-08-06 Jason Merrill <jason@yorick.cygnus.com>
8891 * c-lex.c (yylex): We can have a number with no digits.
8893 Fri Aug 6 16:53:55 EDT 1999 John Wehle (john@feith.com)
8895 * jump.c (delete_prior_computation): New function, broken
8896 out of delete_computation. Check for side effects with
8897 side_effects_p instead of FIND_REG_INC_NOTE. Handle
8898 multi-word hard registers.
8899 (delete_computation): Use it. Check for side effects with
8900 side_effects_p instead of FIND_REG_INC_NOTE. Synthesize a
8901 missing REG_DEAD note for a register which is both set and
8904 Fri Aug 6 11:05:29 1999 Jeffrey A Law (law@cygnus.com)
8906 * elf.h (TEXT_SPACE_P, FUNCTION_NAME_P): Delete.
8907 (ASM_GLOBALIZE_LABEL, ASM_OUTPUT_INT, ASM_OUTPUT_DOUBLE_INT): Likewise.
8908 (ASM_FILE_START): Import _mcount with the right type.
8909 (ASM_DECLARE_FUNCTION_NAME): Define.
8910 (ASM_OUTPUT_EXTERNAL, ASM_OUTPUT_EXTERNAL_LIBCALL): Define.
8911 * pa.c (output_function_prologue): Always emit the function's label
8913 * pa.h (TEXT_SPACE_P): Define.
8914 (FUNCTION_NAME_P, ENCODE_SECTION_INFO, STRIP_NAME_ENCODING): Likewise.
8915 (ASM_OUTPUT_INT, ASM_OUTPUT_DOUBLE_INT, ASM_GLOBALIZE_LABEL): Likewise.
8916 * som.h (TEXT_SPACE_P): Delete.
8917 (FUNCTION_NAME_P, ENCODE_SECTION_INFO, STRIP_NAME_ENCODING): Likewise.
8918 (ASM_GLOBALIZE_LABEL, ASM_OUTPUT_INT): Likewise.
8920 Thu Aug 5 19:29:39 1999 Jim Wilson <wilson@cygnus.com>
8922 * expr.c (emit_group_load): Allow src to be a CONCAT.
8924 Thu Aug 5 22:27:15 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
8926 * config/sh/lib1funcs.asm (___movstrSI0): Change or r0,r0,r0 to nop.
8927 (___mulsi3): Use '!' comment character.
8929 Thu Aug 5 13:34:14 1999 Bernd Schmidt <bernds@cygnus.co.uk>
8931 * reload1.c (maybe_fix_stack_asms): Also declare P as "const char *".
8933 Thu Aug 5 02:40:42 1999 Jeffrey A Law (law@cygnus.com)
8935 * gcc.c: Update URLs and mail addresses.
8936 * gcc.texi: Likewise.
8938 Thu Aug 5 01:14:13 1999 Daniel Jacobowitz <drow@false.org>
8940 * rs6000.c (current_file_function_operand): Return zero for
8942 (rs6000_encode_section_info): Do not set SYMBOL_REF_FLAG for
8944 * rs6000.h (ENCODE_SECTION_NIFO): Do not set SYMBOL_REF_FLAG
8947 Thu Aug 5 00:56:30 1999 Geoffrey Keating <geoffk@cygnus.com>
8949 * rs6000.c (rs6000_stack_info): For ABI_V4/ABI_SOLARIS -fpic, always
8950 allocate space in the stack frame for the PIC register.
8952 Thu Aug 5 00:20:47 1999 Jeffrey A Law (law@cygnus.com)
8954 * m68k.md (xordi3, anddi3): These patterns are not available on
8957 Wed Aug 4 23:39:20 1999 Mark Mitchell <mark@codesourcery.com>
8959 * real.c (GET_REAL): Don't violate ANSI/ISO aliasing rules.
8960 (PUT_REAL): Likewise.
8962 Wed Aug 4 20:45:04 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
8964 * final.c (shorten_branches): Don't add an alignment for loops
8965 that have no label inside.
8967 Wed Aug 4 16:39:24 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8969 * builtins.c (expand_builtin_memcmp, expand_builtin_strcmp): Wrap
8970 prototypes in macro HAVE_cmpstrsi.
8972 * cpplib.c (cpp_get_token): Remove unused label `op3'.
8974 * emit-rtl.c (operand_subword): Remove unused variable
8977 * rtl.c (shallow_copy_rtx): Remove unused variable `format_ptr'.
8979 * tree.c (chainon): Wrap variable `t2' in macro ENABLE_CHECKING.
8981 Wed Aug 4 13:29:23 1999 Zack Weinberg <zack@bitmover.com>
8983 * cpphash.c (macroexpand): Delete leading whitespace when arg
8984 is concatenated before.
8985 (unsafe_chars): Correct test for whether + and - can extend a
8988 * cppinit.c (cpp_start_read): Do dependencies for
8989 -include/-imacros files also.
8991 * cpplib.c (cpp_scan_buffer): In no-output mode, don't bother
8992 tokenizing non-directive lines.
8993 (cpp_expand_to_buffer): Temporarily disable no-output mode.
8994 * cppmain.c: In no-output mode, just call cpp_scan_buffer for
8997 Wed Aug 4 12:53:44 1999 Jason Merrill <jason@yorick.cygnus.com>
8999 * expr.c (expand_expr, case PLUS_EXPR): Fix parallel case, too.
9001 * c-lex.c: Sync with C++ frontend.
9002 (linemode): New variable.
9003 (parse_float): imag, conversion_errno, and type are output only.
9004 (yylex): Adjust. Move initial '.' case into main switch.
9006 (handle_generic_pragma): Just deal with tokens.
9007 (readescape): Use ISXDIGIT and ISGRAPH.
9008 * c-parse.in: Add END_OF_LINE token.
9010 * c-lex.c (lang_init): Generalize.
9011 (nextchar): Remove. Replace uses with UNGETC.
9012 (skip_white_space): Handle linemode here. Optimize for cpplib.
9013 (skip_white_space_on_line): Remove.
9014 (extend_token_buffer_to): New fn.
9015 (extend_token_buffer): Use it.
9016 (read_line_number, check_newline): Just deal with tokens.
9017 (token_getch, token_put_back): New fns.
9018 (yylex): Use them. More cpplib optimizations. Simplify.
9020 Wed Aug 4 12:53:44 1999 Michael Tiemann <tiemann@holodeck.cygnus.com>
9021 Jason Merrill <jason@yorick.cygnus.com>
9023 * c-lex.c (init_parse): Set cpp_token to CPP_DIRECTIVE.
9024 (consume_string): Make this smart about USE_CPPLIB.
9025 (check_newline): Rewrite to be intelligent about USE_CPPLIB.
9026 (yylex): Rewrite to be intelligent about USE_CPPLIB.
9027 Also, clean up cases where we redundantly set token_buffer[0].
9028 (read_line_number): New fn.
9029 (ignore_escape_flag): New variable.
9031 Wed Aug 4 13:12:17 1999 Jeffrey A Law (law@cygnus.com)
9033 * a29k/t-a29kbare: Fix some comments.
9034 (LIB2FUNCS_EXTRA): Remove fp-bit.c and dp-bit.c
9035 (FPBIT, DPBIT): Define.
9036 * a29k/t-vx29k: Likewise.
9037 * arc/t-arc: Likewise.
9038 * arm/t-arm-elf: Likewise.
9039 * arm/t-bare: Likewise.
9040 * arm/t-pe: Likewise.
9041 * arm/t-pe-thumb: Likewise.
9042 * arm/t-semi: Likewise.
9043 * arm/t-thumb: Likewise.
9044 * arm/t-thumb-elf: Likewise.
9045 * arm/t-thumb-linux: Likewise.
9046 * h8300/t-h8300: Likewise.
9047 * i960/t-i960: Likewise.
9048 * i960/t-vxworks960: Likewise.
9049 * m32r/t-m32r: Likewise.
9050 * mips/t-ecoff: Likewise.
9051 * mips/t-elf: Likewise.
9052 * mips/t-r3900: Likewise.
9053 * pa/t-pro: Likewise.
9054 * rs6000/t-aix43: Likewise.
9055 * rs6000/t-beos: Likewise.
9056 * rs6000/t-newas: Likewise.
9057 * rs6000/t-ppccomm: Likewise.
9058 * rs6000/t-rs6000: Likewise.
9059 * rs6000/t-winnt: Likewise.
9060 * rs6000/t-xnewas: Likewise.
9061 * rs6000/t-xrs6000: Likewise.
9062 * sh/t-sh: Likewise.
9063 * sparc/t-elf: Likewise.
9064 * sparc/t-sparcbare: Likewise.
9065 * sparc/t-sparclite: Likewise.
9066 * sparc/t-splet: Likewise.
9067 * v850/t-v850: Likewise.
9068 * mn10200/t-mn10200: Fix comments.
9069 * mn10300/t-mn10300: Likewise.
9071 * pa.md (divsi3, udivsi3, modsi3, umodsi3 expanders): Clobber a new
9072 dummy operand. Allocate a new pseudo for the dummy operand.
9073 (divsi3, udivsi3, modis3, umodsi3 patterns): Corresponding changes.
9075 * pa.md (movqi, movhi patterns): Do not expose FP regs to regclass.
9077 Wed Aug 4 11:53:55 1999 Tom Tromey <tromey@cygnus.com>
9079 * configure: Rebuilt.
9080 * configure.in: Removed --enable-java-gc option and JAVAGC subst.
9082 Wed Aug 4 09:06:14 1999 Richard Earnshaw (rearnsha@arm.com)
9084 * recog.c (preproces_constraints): Zero recog_op_alt before
9085 processing the constraints.
9087 * arm.c (typedef minipool_node): Renamed from pool_node.
9088 (minipool_vector, minipool_size, minipool_vector_label): Similarly.
9089 (add_minipool_constant): New function.
9090 (dump_minipool): New function.
9091 (find_barrier): Remove special case for getting the insn size of
9092 an insn that references the constant pool.
9093 (minipool_fixup): New structure.
9094 (push_minipool_barrier): New function.
9095 (push_minipool_fix): New function.
9096 (note_invalid_constants): New function.
9097 (add_pool_constant, dump_table, fixit, broken_move): Delete.
9098 (arm_reorg): Rewrite code to fix up the constant pool into a
9099 series of mini-pools embedded in the insn stream.
9100 (arm_output_epilogue): New function, made mainly from the body
9101 of output_func_epilogue.
9102 (output_func_epilogue): Move insn generation part of epilogue code
9103 to arm_output_epilogue.
9104 * arm.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY): Delete.
9105 * arm.md (pool_range): New attribute.
9106 (zero_extendqidi2): Add attribute pool_range.
9107 (zero_extend_hisi_insn, load_extendqisi, extendhisi_insn,
9108 extendqihi_insn, extendqisi_insn, movdi, movsi_insn, pic_load_addr,
9109 pic_load_addr_based_insn, movhi_insn_arch4, movhi_insn_littleend,
9110 movhi_insn_bigend, loadhi_si_bigend, movsf_hard_insn, movsf_soft_insn,
9111 movdf_hard_insn, movdf_soft_insn, movxf_hard_insn): Likewise.
9112 (epilogue): New expand.
9113 (epilogue_insn): New insn. Call arm_output_epilogue.
9115 * arm.c (arm_poke_function_name): Undo change of July 17. Tidy up.
9116 * arm.h (TARGET_SWITCHES): Add missing doc string for TARGET_DEFAULT.
9118 Mon Aug 2 19:18:44 1999 Jason Merrill <jason@yorick.cygnus.com>
9120 * linux.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
9122 1999-08-04 Mark Elbrecht <snowball3@bigfoot.com>
9124 * config/i386/djgpp.h (BSS_SECTION_ASM_OP): Define.
9126 Wed Aug 4 02:15:32 1999 Richard Henderson <rth@cygnus.com>
9128 * jump.c (delete_insn): Delete the addr_vec when deleting a tablejump.
9130 Wed Aug 4 01:48:08 1999 Jim Kingdon <http://developer.redhat.com>
9132 * global.c: Fix comment.
9134 Wed Aug 4 01:43:01 1999 Ian Lance Taylor <ian@zembu.com>
9136 * gcc.c (access_check): New static function.
9137 (find_a_file): Use it when searching a directory list.
9138 * collect2.c (find_a_file): Don't accept directories found when
9139 searching a directory list.
9141 Wed Aug 4 01:40:43 1999 Philippe De Muyter <phdm@macqel.be>
9143 * tlink.c (symbol_hash_lookup): Do not prefix functions used as
9144 function parameters with `&'.
9145 (file_hash_lookup, demangled_hash_lookup, tlink_init): Ditto.
9147 Wed Aug 4 01:08:44 1999 Jeffrey A Law (law@cygnus.com)
9149 * flow.c (delete_unreachable_blocks): Do not call merge_blocks
9150 or tidy_fallthru_edge if the last insn in the block is not
9151 an unconditional jump or a simple conditional jump.
9153 Tue Aug 3 20:21:20 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
9155 * Makefile.in (c-decl.o): Depends on defaults.h.
9157 Tue Aug 3 14:14:52 1999 Jeffrey A Law (law@cygnus.com)
9159 * pa.h (HARD_REGNO_NREGS): FP registers are always 4 bytes wide for
9161 (CLASS_MAX_NREGS): Likewise.
9163 Tue Aug 3 03:51:20 1999 Jeffrey A Law (law@cygnus.com)
9165 * cse.c (cse_insn): Fix dumb thinko in last change.
9167 Tue Aug 3 10:36:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
9169 * reload1.c (maybe_fix_stack_asms): Declare CONSTRAINTS as
9172 Mon Aug 2 23:45:45 1999 Hans-Peter Nilsson <hp@bitrange.com>
9174 * dwarf2out.c (add_location_or_const_value_attribute): Correct
9175 test for sizes of passed and declared parameter types.
9177 Tue Aug 3 00:03:41 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9179 * fixincludes: Fix the return type of bsearch, char* -> void*.
9181 * fixinc/inclhack.def: Likewise.
9183 Mon Aug 2 18:29:32 1999 Mark Mitchell <mark@codesourcery.com>
9185 * invoke.texi (-fdump-translation-unit): New option.
9187 Mon Aug 2 17:54:19 1999 Richard Henderson <rth@cygnus.com>
9189 * expr.h (PROMOTE_PROTOTYPES): Move ...
9190 * defaults.h: ... to here.
9191 * c-decl.c: Include defaults.h instead of expr.h.
9192 * c-typeck.c: Include defaults.h.
9194 Mon Aug 2 17:10:24 1999 Mark Mitchell <mark@codesourcery.com>
9196 * toplev.h (errorcount): Declare.
9197 (warningcount): Likewise.
9198 (sorrycount): Likewise.
9199 * c-lex.c (errorcount): Don't declare.
9200 * dwarf2out.c (errorcount): Don't declare.
9202 Mon Aug 2 17:02:08 1999 Jason Merrill <jason@yorick.cygnus.com>
9204 * config/libgloss.h: Add a note discouraging use with ELF.
9205 * configure.in: Don't use libgloss.h for ELF targets.
9206 Always use_collect2 on a.out targets.
9208 Mon Aug 2 16:27:42 1999 Jim Wilson <wilson@cygnus.com>
9210 * combine.c (force_to_mode, case LSHIFTRT): Add goto shiftrt.
9211 (force_to_mode, case ASHIFTRT): Add shiftrt label.
9213 Tue Aug 3 00:45:02 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
9215 * loop.c (strength_reduce): When doing biv->giv conversion, update
9216 reg note of NEXT->insn.
9218 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
9220 * real.c (PUT_REAL): Clear unused bytes if long double is IEEE quad.
9222 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
9224 * c-decl.c (get_parm_info, store_parm_decls): Change all uses of
9225 PROMOTE_PROTOTYPES, so that it tests it as a C expression.
9226 Ensure expr.h is included.
9227 * c-typecheck.c (convert_arguments): Ditto.
9229 * expr.h: Supply default for PROMOTE_PROTOTYPES (0).
9231 * config/arc/arc.h: Define PROMOTE_PROTOTYPES to 1.
9232 * config/convex/convex.h: Ditto.
9233 * config/dsp16xx/dsp16xx.h: Ditto.
9234 * config/fx80/fx80.h: Ditto.
9235 * config/gmicro/gmicro.h: Ditto.
9236 * config/i370/i370.h: Ditto.
9237 * config/i386/i386.h: Ditto.
9238 * config/m32r/m32r.h: Ditto.
9239 * config/m68k/m68k.h: Ditto.
9240 * config/m88k/m88k.h: Ditto.
9241 * config/mips/mips.h: Ditto.
9242 * config/pa/pa.h: Ditto.
9243 * config/pyr/pyr.h: Ditto.
9244 * config/tahoe/tahoe.h: Ditto.
9245 * config/we32k/we32k.h: Ditto.
9247 * config/sparc/sparc.h: Define PROMOTE_PROTOTYPES
9250 * config/i1750a/i1750a.h: Define PROMOTE_PROTOTYPES to 0.
9252 * config/i860/paragon.h: Remove PROMOTE_PROTOTYPES
9255 * tm.texi: Document new usage of PROMOTE_PROTOTYPES.
9257 1999-08-02 Richard Henderson <rth@cygnus.com>
9259 * m32r.c (m32r_setup_incoming_varargs): Use get_varargs_alias_set
9260 for the register spill block.
9262 * m32r.h (EXPAND_BUILTIN_VA_ARG): New.
9263 (EXPAND_BUILTIN_SAVEREGS): Delete #if 0 code.
9265 * m32r.h (INT8_P): Don't short-cut test with (unsigned).
9266 (INT16_P, CMP_INT16_P, UINT16_P): Likewise.
9267 (UPPER16_P, UINT24_P, INT32_P, UINT5_P): Likewise.
9269 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
9271 * config/sparc/linux.h: Define WCHAR_TYPE as "int" and undef
9272 MAX_WCHAR_TYPE defined in sparc.h.
9273 * config/sparc/linuxaout.h: Likewise.
9274 * config/sparc/linux64.h: Likewise.
9275 Also default to -mvis if CPU is UltraSPARC.
9277 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
9279 * config/sparc/sparc.h (ASM_DECLARE_REGISTER_GLOBAL): New macro.
9280 (RTX_OK_FOR_OLO10): Likewise.
9281 (GO_IF_LEGITIMATE_ADDRESS): If assembler supports offsetable
9282 %lo(), allow it in addresses...
9283 (PRINT_OPERAND_ADDRESS): ... and print it appropriately.
9284 * config/sparc/sparc.md (sethi_di_medlow_embmedany_pic): sethi %lo()
9285 does not make sense.
9286 * config/sparc/sparc.c (sparc_hard_reg_printed): New array.
9287 (sparc_output_scratch_registers): New function.
9288 (output_function_prologue, sparc_flat_output_function_prologue): Use
9290 * varasm.c (make_decl_rtl): Use ASM_DECLARE_REGISTER_GLOBAL if
9292 * tm.texi (ASM_DECLARE_REGISTER_GLOBAL): Document it.
9293 * configure.in: Add check for .register pseudo-op support in as and
9294 check for offsetable %lo().
9295 * acconfig.h: Add templates for the above checks.
9296 * configure: Regenerate.
9298 1999-08-02 Richard Henderson <rth@cygnus.com>
9300 * sparc/linux64.h (TARGET_DEFAULT): Remove MASK_APP_REGS.
9301 * sparc/sol2-sld-64.h (TARGET_DEFAULT): Likewise.
9302 * sparc/sol2.h (TARGET_DEFAULT): Likewise.
9304 Mon Aug 2 23:46:45 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
9306 * loop.c (strength_reduce): When doing biv->giv conversion, fix up
9309 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
9311 * config/float-sparc.h: New file.
9312 * configure.in: Use float_format=sparc for sparc-*-linux-gnulibc1,
9313 sparc-*-linux-gnu and sparc64-*-linux*.
9315 1999-08-02 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
9317 * rs6000.c (rs6000_va_list): Type is an array.
9318 (rs6000_va_start): Don't doubly adjust for varargs.
9319 (rs6000_va_arg): Evaluate long long GPR adjustment.
9321 Mon Aug 2 16:15:57 1999 David Edelsohn <edelsohn@gnu.org>
9323 * rs6000/aix43.h (SUBTARGET_SWITCHES): Use -m64 and -m32 instead of
9324 -maix64 and -maix32.
9325 (ASM_SPEC, ASM_CPU_SPEC, CPP_SPEC, CPP_CPU_SPEC, LIB_SPEC,
9326 LINK_SPEC): Change appropriately.
9327 * rs6000/rs6000.c (short_cint_operand): Use CONST_OK_FOR_LETTER_P.
9328 (u_short_cint_operand): Likewise.
9329 * rs6000/rs6000.md (movdi splitters): Add TARGET_POWERPC64 support
9331 * rs6000/t-aix43 (MULTILIB): Change to -m64.
9333 * invoke.texi (RS/6000 Submodel): Document 64-bit processor options.
9335 Mon Aug 2 16:15:57 1999 Geoff Keating <geoffk@cygnus.com>
9337 * rs6000/rs6000.c (num_insns_constant_wide): Correct
9339 (add_operand): Get test correct for 64-bit HOST_WIDE_INT.
9340 (non_add_cint_operand): Likewise.
9341 (logical_operand): Likewise.
9342 (non_logical_cint_operand): Likewise.
9343 (print_operand): Correct printf()s for 64-bit HOST_WIDE_INT.
9344 (print_operand_address): Correct printf() for 64-bit HOST_WIDE_INT.
9345 (rs6000_select_rtx_section): Suppress warning.
9346 (small_data_operand): Suppress warning.
9347 (rs6000_got_register): Suppress warning.
9348 * rs6000/rs6000.md (andsi3): HOST_WIDE_INT is a signed
9349 type, so `J' is generally the wrong constraint for a SImode value;
9351 (andsi3_internal2): Likewise.
9352 (andsi3_internal3): Likewise.
9353 (iorsi3_internal1): Likewise.
9354 (xorsi3_internal1): Likewise.
9356 (movsf_softfloat): Likewise.
9357 (scc insns): Likewise.
9358 (movsi+2): Preserve sign bits of SImode constant.
9359 (floatsidf2_internal+1): Sign-extend SImode constant correctly.
9360 (movdf+1): Sign-extend properly.
9361 (movdi_32+1): Sign-extend properly.
9362 (scc insns): Sign-extend properly.
9364 * md.texi (RS/6000 EXTRA_CONSTRAINTS): Update documentation for J,
9367 1999-08-02 Richard Henderson <rth@cygnus.com>
9369 * alpha.c (override_options): Move ev6 alpha_tp frobbing out of
9371 (print_operand): Notice alpha_fptm not alpha_tp for sw completion.
9372 * alpha.md (all fp insns): Likewise.
9374 1999-08-02 Nick Clifton <nickc@cygnus.com>
9376 * config/v850/v850.h (STRICT_ALIGNMENT): Only define if not
9379 Mon Aug 2 03:38:33 1999 Jeffrey A Law (law@cygnus.com)
9381 * pa.c (legitimize_pic_address): Clarify comments. Do not call the
9382 pic_load_label generator directly.
9383 * pa.md (pic_load_label): Clarify comments. Remove modes on operands.
9384 No longer a named pattern.
9386 Mon Aug 2 09:38:10 1999 Nick Clifton <nickc@cygnus.com>
9388 * explow.c (force_reg): Call force_operand if X does not
9389 satisfy general_operand.
9391 Mon Aug 2 01:34:22 1999 Jeffrey A Law (law@cygnus.com)
9393 * fix-header.c (main): When testing for CONTINUED, use string
9394 equality, not pointer equality.
9396 Mon Aug 2 01:27:24 1999 Dan Nicolaescu <dann@ics.uci.edu>
9398 * sparc.c (sparc_block_profiler): Use the %g2 register, not %o0.
9400 Sun Aug 1 22:46:42 1999 Jeffrey A Law (law@cygnus.com)
9402 * cse.c (cse_insn): Fix loop which deletes insns after a jump
9403 that has become an unconditional jump.
9405 * m68k.c (output_function_prologue): Fix typo in CPU32 case.
9406 (output_function_epilogue): Similarly.
9408 Sun Aug 1 20:14:00 1999 Bernd Schmidt <bernds@cygnus.co.uk>
9410 * tree.h (init_dummy_function_start): Declare.
9412 Sun Aug 1 12:55:31 1999 Bernd Schmidt <bernds@cygnus.co.uk>
9414 * stmt.c (emit_filename, emit_lineno, expr_stmts_for_value,
9415 last_expr_type, last_expr_value, block_start_count, block_stack,
9416 stack_block_stack, cond_stack, loop_stack, case_stack, nesting_stack,
9417 nesting_depth, goto_fixup_chain): Delete global vars; now allocated
9418 dynamically in stmt elt of struct function for each function.
9419 (struct nesting): Rename function_call_count elt to n_function_calls,
9420 target_temp_slot_level to block_target_temp_slot_level. All users
9422 (struct stmt_status): New structure definition.
9423 Add many accessor macros for stmt_status elements which previously
9424 were global variables.
9425 (init_stmt_for_function): Allocate stmt elt for current_function.
9426 Reflect that block_start_count was renamed to
9427 current_block_start_count.
9428 (save_stmt_status, restore_stmt_status): Delete functions.
9429 (preserve_subexpressions_p): Don't access loop_stack when outside
9431 (expand_start_bindings): Reflect that block_start_count was renamed to
9432 current_block_start_count.
9433 (expand_fixup): Likewise.
9434 (expand_decl): Don't access block_stack when outside a function.
9435 (expand_decl_cleanup): Likewise.
9436 (expand_dcc_cleanup): Likewise.
9437 (expand_dhc_cleanup): Likewise.
9438 (expand_anon_union_decl): Likewise.
9439 (set_file_and_line_for_stmt): New function.
9440 (in_control_zone_p): New function.
9442 * function.h (struct function): Add new elt stmt.
9443 Delete elts block_stack, stack_block_stack, cond_stack, loop_stack,
9444 case_stack, nesting_stack, nesting_depth, block_start_count,
9445 last_expr_type, last_expr_value, expr_stmts_for_value, emit_filename,
9446 emit_lineno, goto_fixup_chain.
9447 (save_eh_status, restore_eh_status, save_stmt_status,
9448 restore_stmt_status): Delete declarations.
9449 * function.c (push_function_context_to): Don't call save_stmt_status.
9450 (pop_function_context_to): Don't call restore_stmt_status.
9451 * tree.h (in_control_zone_p): Declare.
9452 * rtl.h (set_file_and_line_for_stmt): Declare.
9454 * emit-rtl.c (emit_line_note): Don't set emit_filename/emit_lineno;
9455 call set_file_and_line_for_stmt.
9457 Thu Jul 31 12:34:45 1999 Joe Buck <jbuck@synopsys.com>
9459 * gcc.texi: Use terms "GNU Compiler Collection" and "GCC".
9460 Also update copyright.
9462 Sat Jul 31 11:10:07 1999 Bernd Schmidt <bernds@cygnus.co.uk>
9464 * c-pragma.c: Don't include "except.h".
9465 * emit-rtl.c: Likewise.
9466 * stor-layout.c: Likewise.
9468 * varasm.c: Likewise.
9470 * flow.c: Include "function.h".
9471 * tree.h (init_dummy_function_start): Declare new function.
9473 * except.h (struct eh_status): New structure.
9474 (struct label_node, struct eh_entry): Declare even if tree.h hasn't
9476 (eh_return_stub_label, ehstack, catchstack, ehqueue,
9477 catch_clauses, false_label_stack, caught_return_label_stack,
9478 protect_list, current_function_ehc): Add accessor macros for the
9479 corresponding fields in current_function->eh; delete declarations
9480 for all items that used to be declared here.
9481 * except.c (eh_return_stub_label, ehstack, catchstack, ehqueue,
9482 catch_clauses, false_label_stack, caught_return_label_stack,
9483 protect_list, current_function_ehc): Delete variables.
9484 (init_eh_for_function): Allocate current_function->eh.
9485 (save_eh_status, restore_eh_status): Delete functions.
9487 * function.h (struct function): Add fields next_global and eh.
9488 Delete all exception handling related fields.
9489 * function.c (current_function): New variable.
9490 (all_functions): New variable.
9491 (push_function_context_to): Don't allocate a struct function,
9492 use current_function instead. Call init_dummy_function_start when
9493 outside a function. Clear current_function before returning.
9494 (pop_function_context_from): Restore current_function.
9495 Don't free the restored struct function.
9496 (prepare_function_start): New function.
9497 (init_dummy_function_start): New function.
9498 (init_function_start): Break out some code into prepare_function_start
9501 * stmt.c (save_stmt_status): Don't call save_eh_status.
9502 (restore_stmt_status): Don't call restore_eh_status.
9504 * Makefile.in: Update dependencies.
9506 Sat Jul 31 04:10:01 1999 Jeffrey A Law (law@cygnus.com)
9508 * pa.c (compute_frame_size): Use STARTINg_FRAME_OFFSET instead
9509 of depending on a magic constant value. Update comments.
9510 (hppa_expand_prologue): Similarly.
9512 * pa.md (reload_indi, reload_outdi): Allow any register for the
9513 original reload register.
9515 Fri Jul 30 19:41:35 1999 Jim Wilson <wilson@cygnus.com>
9517 * cccp.c (print_help): Change marcos to macros.
9519 1999-07-30 Richard Henderson <rth@cygnus.com>
9521 * c-typeck.c (initializer_constant_valid_p): Move ...
9522 * c-common.c (initializer_constant_valid_p): ... here. Use
9523 FOO_TYPE_P instead of tests against TREE_CODE. Allow subtraction
9525 * c-common.h (initializer_constant_valid_p): Declare.
9526 * c-tree.h (initializer_constant_valid_p): Remove.
9528 Fri Jul 30 16:33:42 1999 Mathias Froehlich <frohlich@na.uni-tuebingen.de>
9530 * config/i386/sol2-c1.asm: Align the stack.
9531 * config/i386/sol2-gc1.asm: Likewise.
9533 1999-07-30 Vladimir Makarov <vmakarov@loony.cygnus.com>
9535 * config/sparc/sparc.h (ASM_CPU32_DEFAULT_SPEC): Change -Av8 onto
9536 -Asparclite for sparc86x.
9537 (CPP_CPU32_DEFAULT_SPEC, CPP_CPU_SPEC): Remove -D__sparc_v8__ for
9539 (ASM_CPU_SPEC): Use -Asparclite for sparc86x.
9541 Fri Jul 30 14:53:56 1999 Jakub Jelinek <jj@ultra.linux.cz>
9543 * config/sparc/linux64.h (CC1_SPEC): Preserve CPU specified by
9544 the user if using the non-default arch size in BI_ARCH configuration.
9545 * config/sparc/sol2-sld-64.h (CC1_SPEC): Ditto.
9547 * config/sparc/sparc.md (cmp_mul_set, cmp_udiv_cc_set):
9548 Fix patterns so that they actually match.
9549 (cmp_sdiv_cc_set): Ditto, also don't require g0 to be zero.
9550 (mulsidi3_sp64, const_mulsidi3_sp64): New patterns.
9551 (const_mulsidi3_sp32): Renamed from const_mulsidi3, only on
9553 (mulsidi3): Reflect this in the expand.
9554 (smulsi3_highpart): Only on TARGET_ARCH32.
9555 (umulsidi3_sp64, const_umulsidi3_sp64): New patterns.
9556 (const_umulsidi3_sp32): Renamed from const_umulsidi3.
9557 (umulsidi3): Reflect this in the expand.
9558 (umulsi3_highpart): Only on TARGET_ARCH32.
9559 (divsi3_sp32): Renamed from divsi3, only on TARGET_ARCH32,
9560 don't require g0 to be zero.
9561 (udivsi3_sp32): Renamed from udivsi3, only on TARGET_ARCH32.
9562 ({,u}divsi3): New expands.
9563 ({,u}divsi3_sp64): New patterns.
9564 (after lshrdi3_v8plus): Four new patterns to help combiner
9565 optimizing nested mixed mode shifts.
9567 * config/sparc/sparc.c (sparc_override_options): Use deprecated
9568 v8 instructions if optimizing for UltraSPARC I, II, IIi, as it
9569 speed things up. Don't use them by default on plain v9 in 64bit
9570 mode, according to what SPAMv9 sais.
9572 * config/sparc/sparc.h: Fix comments, e.g. Linux already preserves
9573 top 32 bits of %[og][0-7] in signal handlers.
9574 Also, TARGET_HARD_MUL32 now is only true for TARGET_ARCH32.
9576 Fri Jul 30 03:00:41 1999 Jeffrey A Law (law@cygnus.com)
9578 * pa.md (zvdep_imm32): Renamed from zvdep_imm.
9579 (ashlsi3): Corresponding changes.
9581 * pa.c (compute_zdepwi_operands): Renamed from compute_zdepi_operands.
9583 Thu Jul 29 18:37:13 1999 Jeffrey A Law (law@cygnus.com)
9585 * pa.h (FIRST_PARM_CALLER_OFFSET): Delete.
9587 Thu Jul 29 19:01:58 1999 Bernd Schmidt <bernds@cygnus.co.uk>
9589 * arm.h (Hint): Delete macro.
9590 Substitute HOST_WIDE_INT for Hint in some prototypes.
9591 * arm.c: Substitute HOST_WIDE_INT for Hint in one prototype.
9593 Thu Jul 29 09:21:42 1999 Nick Clifton <nickc@cygnus.com>
9595 * builtins.c (expand_builtin_setjmp): Use force_operand to
9596 make sure that the buffer address is in a suitable form to be
9597 passed to force_reg.
9599 Wed Jul 28 12:50:48 1999 Geoff Keating <geoffk@cygnus.com>
9601 * config/mips/mips.c: system.h handles MIN and MAX, don't undefine
9604 Wed Jul 28 13:18:35 1999 Jeffrey A Law (law@cygnus.com)
9606 * pa.md (indirect_jump): Remove mode from match_operand. Verify
9607 proper mode in the condition string.
9608 (icacheflush, dcacheflush): Remove modes from match_operands.
9610 * pa.c (emit_move_sequence): Always convert scratch_reg to the
9611 proper mode before using it.
9613 * pa.md (adddi3, subdi3): Turn into a define_expand/define_insn
9616 * pa.c (store_reg): Do not call add_high_const generator directly.
9617 (load_reg, set_reg_plus_d): Likewise.
9618 * pa.md (add_high_const): No longer a named pattern.
9620 * pa.c (legitimize_address): Consistently use Pmode rather than
9621 SImode. Do not call gen_pic2_highpart directly anymore.
9622 * pa.md (pic2_highpart): No longer a named pattern.
9623 (pic2_lo_sum): Similarly. Reformat to make more readable.
9625 * pa.md (call, call_value): Use "word_mode" instead of "SImode" as
9630 Wed Jul 28 11:28:04 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
9632 * builtins.c (expand_builtin): Typo in call to expand_builtin_ffs.
9634 Wed Jul 28 11:23:48 1999 Richard Henderson <rth@cygnus.com>
9636 * pa.c (hppa_builtin_saveregs): Use get_varargs_alias_set
9637 and tag the spill mems.
9638 (hppa_va_start): New.
9640 * pa.h (EXPAND_BUILTIN_VA_START): New.
9641 (EXPAND_BUILTIN_VA_ARG): New.
9643 Wed Jul 28 11:22:21 1999 Richard Henderson <rth@cygnus.com>
9645 * mn10300.c (mn10300_builtin_saveregs): Use get_varargs_alias_set
9646 and tag the spill mems.
9647 (mn10300_va_start): New.
9648 (mn10300_va_arg): New.
9649 * mn10300.h (EXPAND_BUILTIN_VA_START): New.
9650 (EXPAND_BUILTIN_VA_ARG): New.
9652 Wed Jul 28 11:20:19 1999 Richard Henderson <rth@cygnus.com>
9654 * mn10200.c (mn10200_va_arg): New.
9655 * mn10200.h (EXPAND_BUILTIN_VA_ARG): New.
9657 Wed Jul 28 11:19:06 1999 Richard Henderson <rth@cygnus.com>
9659 * builtins.c (std_expand_builtin_va_arg): Use int_size_in_bytes
9660 rather than play with TREE_INT_CST_LOW.
9662 1999-07-27 Philip Blundell <pb@nexus.co.uk>
9664 * config/arm/telf.h: Include dbxelf.h.
9665 (CPP_PREDEFINES): Only define if not already defined.
9666 (ASM_IDENTIFY_GCC): Likewise.
9667 (SUBTARGET_EXTRA_SECTIONS): Likewise.
9668 (SUBTARGET_EXTRA_SECTION_FUNCTIONS): Likewise.
9669 * config/arm/thumb.h (LINK_SPEC): Only define if not already
9671 (DBX_DEBUGGING_INFO): Don't define.
9672 * config/arm/linux-telf.h: New file.
9673 * config/arm/linux-tgas.h: New file.
9674 * config/arm/t-thumb-linux: New file.
9675 * config/arm/uclinux-elf.h: New file.
9676 * config/arm/uclinux-telf.h: New file.
9677 * configure.in (arm-*-uclinux, thumb-*-linux-gnu,
9678 thumb-*-uclinux): New targets.
9679 * configure: Regenerate.
9681 Tue Jul 27 23:20:21 1999 Jeffrey A Law (law@cygnus.com)
9683 * pa.md (post_store, pre_load): New expanders.
9684 (post_stwm, pre_ldwm): Renamed to post_stw and pre_ldw respectively.
9685 (post_ldwm, pre_stwm): Make these unnamed patterns since we never
9686 need to directly generate RTL for them.
9687 * pa.c (hppa_expand_prologue, hppa_expand_epilogue): Corresponding
9690 Tue Jul 27 16:05:52 1999 David Edelsohn <edelsohn@gnu.org>
9692 * aix43.h (ASM_CPU_SPEC, CPP_CPU_SPEC): Add rs64a and PPC630.
9693 * rs6000.c (processor_target_table): Add powerpc64, rs64a, and PPC630.
9694 (rs6000_cpu): Choose between 32-bit and 64-bit default processors.
9695 (secndary_reload_class): Make TARGET_ELF conditional compile.
9696 (print_operand_address): Similar.
9697 (output_toc): Print all values as hex.
9698 (get_issue_rate): Rearrange and add RS64A and PPC630.
9699 * rs6000.h (processor_type): Add RS64A and PPC630.
9700 (PROCESSOR_POWERPC64): New.
9701 (PROMOTE_MODE): Use word_mode.
9702 (RTX_COSTS): Add RS64A and PPC630.
9703 * rs6000.md (scheduling information): Add lmul and ldiv
9704 representing 64-bit integer multiply and divide. Add rs64a and
9706 (ashldi3): Add support for "rldic" instruction.
9707 * sysv4.h (PROCESSOR_DEFAULT): Change to PROCESSOR_750.
9709 Tue Jul 27 15:31:53 1999 Vladimir Makarov <vmakarov@toad.to.cygnus.com>
9711 * config/sparc/sparc.c (sparc_override_options): Enable SPARCLITE
9712 instead of V8 for sparclite86x in cpu_table.
9714 Tue Jul 27 17:49:42 1999 Bernd Schmidt <bernds@cygnus.co.uk>
9716 * config/arm/coff.h (ASM_FILE_START): If generating SDB output, call
9717 output_file_directive.
9719 Tue Jul 27 03:15:33 1999 Jason Merrill <jason@yorick.cygnus.com>
9721 * expr.c (expand_expr, case PLUS_EXPR): Get the mode from the
9722 tree for op1, not the rtl.
9724 Tue Jul 27 00:18:34 1999 Richard Henderson <rth@cygnus.com>
9726 * m88k.c (m88k_builtin_saveregs): Break out the constructor code
9727 to m88k_va_start, leaving only the register spill.
9728 (m88k_build_va_list): New.
9729 (m88k_va_start): New.
9731 * m88k.h (BUILD_VA_LIST_TYPE): New.
9732 (EXPAND_BUILTIN_VA_START): New.
9733 (EXPAND_BUILTIN_VA_ARG): New.
9735 Mon Jul 26 19:07:11 1999 Geoff Keating <geoffk@cygnus.com>
9737 * config/rs6000/rs6000.c (rs6000_expand_builtin_saveregs):
9738 Rename from expand_builtin_saveregs.
9739 * config/rs6000/rs6000.h (EXPAND_BUILTIN_SAVEREGS): Change caller.
9741 Mon Jul 26 22:52:47 1999 Richard Henderson <rth@cygnus.com>
9743 * i960.c (i960_setup_incoming_varargs): Use get_varargs_alias_set
9744 for the register spill block.
9745 (i960_build_va_list): New.
9746 (i960_va_start): New.
9748 * i960.h (BUILD_VA_LIST_TYPE): New.
9749 (EXPAND_BUILTIN_VA_START): New.
9750 (EXPAND_BUILTIN_VA_ARG): New.
9751 * i960.md (store_multiple): Use change_address on individul mems.
9753 Mon Jul 26 22:43:12 1999 Richard Henderson <rth@cygnus.com>
9755 * builtins.c (stabilize_va_list): Don't INDIRECT_REF through
9757 (std_expand_builtin_va_start): Back out one word if !stdarg_p.
9758 (expand_builtin_va_end): Evaluate arg for side effects.
9759 * c-common.c (c_common_nodes_and_builtins): Construct a
9760 va_list_arg_type_node to handle array decomposition to pointer.
9762 Mon Jul 26 18:51:34 1999 Richard Henderson <rth@cygnus.com>
9764 * except.c (start_dynamic_cleanup): Use force_operand on the
9767 Mon Jul 26 16:43:26 1999 Richard Henderson <rth@cygnus.com>
9769 * c4x.h (EXPAND_BUILTIN_VA_ARG): New.
9770 * c4x.c (c4x_va_arg): New.
9772 Mon Jul 26 12:30:09 1999 Jason Merrill <jason@yorick.cygnus.com>
9774 * cpplib.c (cpp_get_token): Don't return a CPP_POP if the buffer
9777 1999-07-26 Nathan Sidwell <nathan@acm.org>
9779 * eh-common.h (__eh_matcher): Prototype correctly.
9781 Mon Jul 26 17:24:51 1999 Philip Blundell <pb@nexus.co.uk>
9783 * config/arm/thumb.h (THUMB_FLAG_SINGLE_PIC_BASE): Define.
9784 (TARGET_SINGLE_PIC_BASE): Likewise.
9785 (GOT_PCREL, NEED_GOT_RELOC, NEED_PLT_RELOC): Provide default
9787 (TARGET_CALLEE_INTERWORKING): Fix typo in comment.
9788 (TARGET_SWITCHES): Add -m{no-}single-pic-base.
9789 (TARGET_OPTIONS): Add -mpic-register=N.
9790 (OUTPUT_INT_ADDR_CONST): New macro.
9791 (INDEX_REGISTER_RTX_P, PIC_OFFSET_TABLE_REGNUM, FINALIZE_PIC,
9792 LEGITIMATE_PIC_OPERAND_P): Likewise.
9793 (LEGITIMIZE_ADDRESS, GOT_IF_LEGITIMATE_ADDRESS): Support PIC.
9794 (ASM_OUTPUT_INT): Use OUTPUT_INT_ADDR_CONST rather than calling
9795 output_addr_const directly.
9796 (PRINT_OPERAND_PUNCT_VALID_P): Accept `|' for compatibility with
9798 (thumb_pic_register, thumb_pic_register_string): Declare.
9800 * config/arm/thumb.c (symbol_mentioned_p): New function: Imported
9802 (label_mentioned_p): New function: Imported from arm.c.
9803 (legitimize_pic_address): New function: Imported from arm.c.
9804 (is_pic):New function: Imported from arm.c.
9805 (thumb_finalize_pic):New function: Imported from arm.c.
9806 (add_constant): Cope with PIC constants.
9807 (fixit): Cope with PIC constants.
9808 (output_return): Do not treat the PIC register as live if
9809 TARGET_SINGLE_PIC_BASE is true.
9810 (thumb_function_prologue): Do not treat the PIC register as live if
9811 TARGET_SINGLE_PIC_BASE is true.
9812 (thumb_expand_prologue): Do not treat the PIC register as live if
9813 TARGET_SINGLE_PIC_BASE is true.
9814 (thumb_unexpand_epilogue): Do not treat the PIC register as live if
9815 TARGET_SINGLE_PIC_BASE is true.
9816 (thumb_print_operand): Accept '|'.
9817 (thumb_override_options): Process PIC options.
9819 * config/arm/thumb.md (movsi): Support PIC.
9820 (call_insn): Change "i" constraint to "X".
9821 (call_value_insn): Likewise.
9822 (consttable_4, consttable_8, consttable_end): Set and clear
9823 "making_const_table" as appropriate.
9824 (pic_load_addr, pic_add_dot_plus_four): New insns.
9826 * invoke.texi (Thumb Options): Fix spelling. Document new
9827 options -msingle-pic-base and -mpic-register=.
9829 1999-07-26 Andrew Haley <aph@cygnus.com>
9831 * config/m32r/initfini.c (__init): Use a full word immediate for
9832 __fini: this allows it to be placed in any memory region.
9834 * config/m32r/t-m32r: Compile crtinit.o and crtfini.o for
9835 -mmodel=medium. This is OK for all memory models.
9837 Mon Jul 26 11:58:46 1999 Nick Clifton <nickc@cygnus.com>
9839 * config/arm/arm.c: Replace %R%s in asm_fprintf strings with %r.
9840 * config/arm/arm.h: Replace %R%s in asm_fprintf strings with %r.
9842 Mon Jul 26 10:23:36 1999 Nick Clifton <nickc@cygnus.com>
9844 * final.c (asm_fprintf): Accept ASM_FPRINTF_EXTENSIONS, if
9847 * tm.texi: Document ASM_FPRINTF_EXTENSIONS.
9849 Sun Jul 25 23:51:59 1999 Richard Henderson <rth@cygnus.com>
9851 * i860.h (EXPAND_BUILTIN_SAVEREGS): New.
9852 (BUILD_VA_LIST_TYPE): New.
9853 (EXPAND_BUILTIN_VA_START): New.
9854 (EXPAND_BUILTIN_VA_ARG): New.
9855 * i860.c (output_delayed_branch): Disable.
9856 (output_delay_insn): Likewise.
9857 (i860_saveregs): New.
9858 (i860_build_va_list): New.
9859 (i860_va_start): New.
9861 * i860.md: Disable all peepholes using output_delayed_branch.
9862 * i860/sysv4.h (I860_SVR4_VA_LIST): New.
9864 Sun Jul 25 23:44:13 1999 Richard Henderson <rth@cygnus.com>
9866 * clipper.h (EXPAND_BUILTIN_SAVEREGS): Remove argument.
9867 (BUILD_VA_LIST_TYPE): New.
9868 (EXPAND_BUILTIN_VA_START): New.
9869 (EXPAND_BUILTIN_VA_ARG): New.
9870 * clipper.c (clipper_builtin_saveregs): Only dump registers.
9871 Return the address of the save area.
9872 (clipper_build_va_list): New.
9873 (clipper_va_start): New.
9874 (clipper_va_arg): New.
9876 Sun Jul 25 22:56:47 1999 Richard Henderson <rth@cygnus.com>
9878 * arc.h (EXPAND_BUILTIN_VA_START): New.
9879 (EXPAND_BUILTIN_VA_ARG): New.
9880 * arc.c (arc_setup_incoming_varargs): Set alias set of
9882 (arc_va_start): New.
9885 Sun Jul 25 22:45:55 1999 Richard Henderson <rth@cygnus.com>
9887 * alpha.h (EXPAND_BUILTIN_SAVEREGS): Delete.
9888 (BUILD_VA_LIST_TYPE): New.
9889 (EXPAND_BUILTIN_VA_START): New.
9890 (EXPAND_BUILTIN_VA_ARG): New.
9891 * alpha.c (alpha_builtin_saveregs): Delete.
9892 (alpha_build_va_list): New.
9893 (alpha_va_start): New.
9894 (alpha_va_arg): New.
9896 Sun Jul 25 21:40:33 1999 Jeffrey A Law (law@cygnus.com)
9898 * config/svr4.h (CTORS_SECTION_ASM_OP): Do not emit directives in
9900 (DTORS_SECTION_ASM_OP, INIT_SECTION_ASM_OP): Likewise.
9901 (FINI_SECTION_ASM_OP, ASM_OUTPUT_SECTION_NAME): Likewise.
9903 * gcc.texi: More changes related to list conversion.
9904 * invoke.texi: Likewise.
9906 Sun Jul 25 18:15:39 1999 Richard Henderson <rth@cygnus.com>
9908 * builtins.c (expand_builtin_saveregs): Remove static, remove exp
9909 and ignore arguments, bail if no EXPAND_BUILTIN_SAVEREGS.
9910 (expand_builtin_next_arg): Accept ARGLIST not EXP.
9911 (stabilize_va_list): New function.
9912 (std_expand_builtin_va_start): New function.
9913 (expand_builtin_va_start): New function.
9914 (get_varargs_alias_set): New function.
9915 (std_expand_builtin_va_arg): New function.
9916 (expand_builtin_va_arg): New function.
9917 (expand_builtin_va_end): New function.
9918 (expand_builtin_va_copy): New function.
9919 (expand_builtin): Call them.
9920 * c-common.c (c_common_nodes_and_builtins): Build __builtin_va_list,
9921 __builtin_{varargs_start,stdarg_start,end,copy}.
9922 (build_va_arg): New function.
9923 * c-common.h (CTI_PTR_TYPE, ptr_type_node): Delete.
9924 (build_va_arg): Declare.
9925 * c-decl.c (ptr_type_node, va_list_type_node): New.
9926 * c-parse.gperf (__builtin_va_arg): New.
9927 * c-parse.in (VA_ARG): New token.
9928 (unary_expr): Recognize it.
9929 * expr.c (expand_expr): Expand VA_ARG_EXPR.
9930 * expr.h (std_expand_builtin_va_start): Declare.
9931 (std_expand_builtin_va_arg): Declare.
9932 (expand_builtin_va_arg): Declare.
9933 (get_varargs_alias_set): Declare.
9934 * tree.def (VA_ARG_EXPR): New.
9935 * tree.h (BUILT_IN_VARARGS_START): New.
9936 (BUILT_IN_STDARG_START, BUILT_IN_VA_END): New.
9937 (ptr_type_node, va_list_type_node): Declare.
9938 * tm.texi (EXPAND_BUILTIN_SAVEREGS): Kill unused ARGLIST argument.
9939 * m32r.h (EXPAND_BUILTIN_SAVEREGS): Likewise.
9940 * m88k.h, m88k.c: Likewise.
9941 * mn10300.h, mn10300.c: Likewise.
9942 * pa.h, pa.c: Likewise.
9943 * rs6000.h, rs6000.c: Likewise.
9944 * sh.h, sh.c: Likewise.
9945 * sparc.h, sparc.c: Likewise.
9947 * emit-rtl.c (operand_subword): Copy alias set.
9948 (change_address): Likewise.
9950 Sun Jul 25 15:04:37 1999 Jeffrey A Law (law@cygnus.com)
9952 * pa.c (compute_frame_size): Scan all the used callee saved registers,
9953 not just the first one.
9955 Fri Jul 23 14:09:58 1999 Philip Blundell <pb@nexus.co.uk>
9957 * config/arm/arm.h (TARGET_SWITCHES): Add
9958 -m{no-}single-pic-base. Correct help string for -mshort-load-words.
9959 (TARGET_OPTIONS): Add -mpic-register=.
9960 (ARM_FLAG_SINGLE_PIC_BASE, TARGET_SINGLE_PIC_BASE): Define.
9961 (arm_pic_register_string): Declare.
9962 (NEED_PLT_GOT): Delete, replace with ...
9963 (NEED_GOT_RELOC, NEED_PLT_RELOC): ... these. New macros.
9964 (OUTPUT_INT_ADDR_CONST): Replace NEED_PLT_GOT with NEED_GOT_RELOC.
9965 (ASM_OUTPUT_MI_THUNK): Replace NEED_PLT_GOT with NEED_PLT_RELOC.
9966 * config/arm/arm.c (arm_override_options): Add new option
9968 (arm_pic_register_string): New variable.
9969 (arm_finalize_pic): Respect TARGET_SINGLE_PIC_BASE.
9970 (output_func_prologue): If TARGET_SINGLE_PIC_BASE, treat the PIC
9971 register as never live. Use NEED_PLT_RELOC not NEED_PLT_GOT.
9972 (output_return_instruction): Likewise.
9973 * config/arm/elf.h (NEED_PLT_GOT): Delete, replace with ...
9974 (NEED_GOT_RELOC, NEED_PLT_RELOC): ... these. Define to flag_pic.
9975 * config/arm/arm.md: Use NEED_PLT_RELOC in place of NEED_PLT_GOT.
9977 * invoke.texi (ARM Options): Fix spelling. Remove duplicate
9978 mention of -msched-prolog. Document new options -msingle-pic-base
9979 and -mpic-register=.
9981 Thu Jul 22 18:23:56 1999 Richard Henderson <rth@cygnus.com>
9983 * haifa-sched.c (reemit_notes): Tidy.
9984 * sched.c (reemit_notes): Duplicate 1998-08-31 patch to
9987 Thu Jul 22 18:21:04 1999 Richard Henderson <rth@cygnus.com>
9989 * explow.c (trunc_int_for_mode): New function.
9990 (plus_constant_wide): Use it.
9991 * combine.c (simplify_and_const_int): Likewise.
9992 (merge_outer_ops): Likewise.
9993 (simplify_shift_const): Likewise.
9994 * cse.c (simplify_unary_operation): Likewise.
9995 (simplify_binary_operation): Likewise.
9996 * emit-rtl.c (operand_subword): Likewise.
9997 * rtl.h: Declare it.
9999 Thu Jul 22 14:34:59 1999 Bernd Schmidt <bernds@cygnus.co.uk>
10001 * config/arm/arm.c (arm_print_operand): Fix typo in 'M' case
10002 (use NUM_REGS instead of NUM_INTS).
10004 Thu Jul 22 11:25:20 1999 Bernd Schmidt <bernds@cygnus.co.uk>
10006 * builtins.c: New file.
10007 * expr.c (saveregs_value, apply_args_value): Delete definition,
10008 moved into builtins.c.
10009 (string_constant): No longer static.
10010 (get_pointer_alignment, c_strlen, get_memory_rtx, expand_builtin,
10011 apply_args_size, apply_result_size, result_vector,
10012 expand_builtin_apply_args, expand_builtin_apply,
10013 expand_builtin_return): Delete functions, moved into builtins.c.
10014 (INCOMING_REGNO, OUTGOING_REGNO): Delete unused macros.
10015 * expr.h (saveregs_value, apply_args_value): Declare variables.
10016 (expand_builtin, string_constant): Declare functions.
10017 * Makefile.in: Update to build builtin.o.
10019 Wed Jul 21 00:46:58 1999 Mark P. Mitchell <mark@codesourcery.com>
10021 * defaults.h (DWARF2_GENERATE_TEXT_SECTION_LABEL): New macro.
10022 * tm.texi (DWARF2_GENERATE_TEXT_SECTION_LABEL): Define it.
10023 * dwarf2out.c (dwarf2out_init): Don't output a label to mark the
10024 start of the text section if DWARF2_GENERATE_TEXT_SECTION_LABEL is
10026 * config/mips/iris6.h (DWARF2_GENERATE_TEXT_SECTION_LABEL):
10029 1999-07-21 Michael Meissner <meissner@cygnus.com>
10031 * print-rtl.c (print_rtx): Print the names of the virtual
10034 Wed Jul 21 16:00:32 1999 Nick Clifton <nickc@cygnus.com>
10036 * config/arm/arm.h (INITIAL_ELIMINATION_OFFSET): Fix typo
10037 introduced in previous delta.
10039 Wed Jul 21 14:30:51 1999 Bernd Schmidt <bernds@cygnus.co.uk>
10041 * c-lang.c (finish_file): Rename void_list_node to void_list_node_1
10042 to avoid name clash.
10044 Wed Jul 21 08:39:22 1999 Gavin Romig-Koch <gavin@cygnus.com>
10046 * c-lex.c (yylex) : Correct the test for overflow when lexing
10049 Tue Jul 20 18:02:42 1999 Richard Henderson <rth@cygnus.com>
10051 * haifa-sched.c (insn_cost): FREE implies cost 0 and vice versa.
10052 (adjust_priority): Always call ADJUST_PRIORITY.
10053 (schedule_insn): Only put insns into the ready at cost 0.
10054 (schedule_block): Remove redundant initial sort. Give clock_var
10055 and can_issue_more to MD_SCHED_REORDER. Requeue if hazard cost
10057 * tm.texi (MD_SCHED_REORDER): Update docs.
10059 * sparc.h (MD_SCHED_REORDER): Update. Set CAN_ISSUE_MORE.
10060 * sparc.c (ultra_reorder_called_this_block): Delete.
10061 (ultrasparc_sched_init): Don't set it.
10062 (ultrasparc_sched_reorder): Don't check it.
10064 Tue Jul 20 17:07:54 1999 Richard Henderson <rth@cygnus.com>
10066 * rs6000.h (struct rs6000_args): Add sysv_gregno.
10067 * rs6000.c (init_cumulative_args): Init sysv_gregno.
10068 (function_arg_boundary): Align DFmode.
10069 (function_arg_advance): Restructure for ABI_V4; use sysv_gregno
10070 to get fp reg and stack overflow correct.
10071 (function_arg): Likewise.
10072 (function_arg_pass_by_reference): True for TFmode for ABI_V4.
10073 (setup_incoming_varargs): Restructure for ABI_V4; use
10074 function_arg_advance to skip final named argument.
10075 (expand_builtin_saveregs): Properly unskip the last integer arg
10076 when doing varargs. Adjust overflow location calculation.
10078 * ginclude/va-ppc.h (struct __va_list_tag): Make gpr and fpr
10079 explicitly unsigned.
10080 (__VA_FP_REGSAVE): Use new OFS argument instead of AP->fpr directly.
10081 (__VA_GP_REGSAVE): Similarly.
10082 (__va_longlong_p): Delete.
10083 (__va_arg_type_violation): New declaration.
10084 (va_arg): Restructure. Flag promotion errors. Align double.
10085 TFmode passed by reference.
10087 * rs6000.md (movdi_32+1): Use GEN_INT after arithmetic
10088 in the HOST_BITS_PER_WIDE_INT > 32 case.
10090 Tue Jul 20 12:37:30 1999 Hans-Peter Nilsson <hp@bitrange.com>
10092 * dwarf2out.c (output_abbrev_section): Terminate with a zero.
10094 Tue Jul 20 12:12:27 1999 Jason Merrill <jason@yorick.cygnus.com>
10096 * gcc.c (default_compilers, cpp-output): Pass -fpreprocessed.
10097 * toplev.c (documented_lang_options): Add -fpreprocessed.
10098 * cpplib.h (struct cpp_buffer): Add preprocessed.
10099 * cppinit.c (cpp_handle_option): Handle -fpreprocessed.
10100 (cpp_start_read): Don't expand macros or emit an initial #line
10101 directive if -fpreprocessed.
10103 Tue Jul 20 12:12:09 1999 Michael Tiemann <tiemann@holodeck.cygnus.com>
10105 * cpplib.h (struct cpp_buffer): Added manual_pop for
10106 better C++ tokenization.
10107 * cpplib.c (cpp_get_token): Return CPP_EOF if manual_pop.
10108 Also, support C++ tokenization for ->*, .*, <?, and >? operators.
10109 * c-common.c (cpp_token): Make non-static.
10111 Tue Jul 20 11:24:19 1999 Bernd Schmidt <bernds@cygnus.co.uk>
10113 * c-common.h: New file.
10114 * c-common.c (permanent_obstack): Delete unused declaration.
10115 (c_global_trees): New array.
10116 (c_common_nodes_and_builtins): New function; split off common code
10117 from init_decl_processing in both c-decl.c and cp/decl.c.
10118 * c-tree.h: Delete lots of declarations of tree nodes; replaced by
10119 c_global_trees and accessor macros defined in c-common.h.
10120 Include c-common.h.
10121 * c-decl.c: Delete definitions for tree nodes that were replaced by
10123 (init_decl_processing): Build void_list_node.
10124 Call c_common_nodes_and_builtins; delete code to generate the common
10126 * objc/objc-act.c (build_module_descriptor): Rename variable
10127 void_list_node to avoid clash with c-common.h.
10129 * Makefile.in: Update dependencies.
10130 * objc/Make-lang.in: Likewise.
10132 Mon Jul 19 14:22:18 1999 Mark P. Mitchell <mark@codesourcery.com>
10134 * config/mips/iris6gld.h (MAKE_DECL_ONE_ONLY): Define.
10135 (UNIQUE_SECTION_P): Likewise.
10136 (UNIQUE_SECTION): Likewise.
10138 1999-07-19 Linas Vepstas <linas@linas.org>
10140 * config/i370/README: New file.
10141 * config/i370/linux.h: New file.
10142 * config/i370/mvs.h: New file.
10143 * config/i370/oe.h: New file.
10144 * config/i370/t-linux: New file.
10145 * config/i370/t-mvs: New file.
10146 * config/i370/t-oe: New file.
10147 * config/i370/x-oe: New file.
10148 * config/i370/xm-linux.h: New file.
10149 * config/i370/xm-mvs.h: New file.
10150 * config/i370/xm-oe.h: New file.
10152 * i370.c (label_node_t): Add first_ref_page, label_addr,
10153 label_first_ref, label_last_ref members.
10154 (mvs_need_base_reload): Renamed from mvs_label_emitted.
10155 (MAX_MVS_LABEL_SIZE): Define.
10156 (MAX_LONG_LABEL_SIZE): Define.
10157 (alias_node_t, alias_anchor, alias_number): New.
10158 (mvs_function_table): Reorder for EBCDIC.
10159 (ascebc, ebcasc): Unconditionally define.
10160 (i370_branch_dest, i370_branch_length): New functions.
10161 (i370_short_branch, i370_label_scan): New functions.
10162 (mvs_get_label): Renamed from mvs_add_label. Search for
10163 an existing label before creating a new one.
10164 (mvs_add_label): New function.
10165 (mvs_get_label_page): New function.
10166 (mvs_free_label_list): Renamed from mvs_free_label. Iterate
10167 over the entire list.
10168 (mvs_check_page) [TARGET_HLASM]: Use BASR not BALR.
10169 (mvs_check_page) [TARGET_ELF_ABI]: New function.
10170 (mvs_add_alias, mvs_need_alias): New functions.
10171 (mvs_get_alias, mvs_check_alias): New functions.
10172 (handle_pragma): New function.
10173 (mvs_function_check): New function.
10174 (unsigned_jump_follows_p): Search harder.
10175 (i370_function_prolog) [TARGET_HLASM]: Handle LE370. Scan labels.
10176 (i370_function_prolog) [TARGET_ELF_ABI]: New function.
10177 * i370.h (TARGET_VERSION): Delete.
10178 (CPP_SPEC, CPP_PREDEFINES): Delete.
10179 (mvs_label_emitted): Delete.
10180 (TARGET_EBCDIC): Delete.
10181 (MAP_CHARACTER): Define only if TARGET_EBCDIC.
10182 (HANDLE_PRAGMA): Define.
10183 (HARD_REGNO_NREGS): Handle complex modes.
10184 (HARD_REGNO_MODE_OK): Likewise.
10185 (CLASS_MAX_NREGS): Likewise.
10186 (RET_REG): Likewise.
10187 (EXTRA_CONSTRAINT): Define.
10188 (RETURN_IN_MEMORY): True for DImode.
10189 (TRAMPOLINE_TEMPLATE): Use gen_rtx instead of GEN_INT.
10190 (FUNCTION_PROFILER): Delete.
10191 (COUNT_REGS): Fail if REG_P but not REG_OK_FOR_BASE_P.
10192 (NOTICE_UPDATE_CC): Correct handling of MULT, DIV, logicals and shifts.
10193 (TARGET_ESC, TARGET_BELL): Conditionally define for TARGET_EBCDIC.
10194 (TARGET_BS, TARGET_TAB, TARGET_NEWLINE): Likewise.
10195 (TARGET_VT, TARGET_FF, TARGET_CR): Likewise.
10196 (ASM_FILE_START): Add "RMODE ANY".
10197 (ASM_OUTPUT_EXTERNAL): Check for aliases.
10198 (ASM_GLOBALIZE_LABEL): Likewise.
10199 (ASM_OUTPUT_LABELREF): Likewise.
10200 (ASM_OUTPUT_COMMON): Likewise.
10201 (PRINT_OPERAND): Handle 'K', 'W', default.
10202 (PRINT_OPERAND_ADDRESS): New.
10203 (Lots of defines): Add support for TARGET_ELF_ABI.
10204 * i370.md (attr length): New. Define for all patterns.
10205 (*): Lots of tweeks to assembly output and constraints.
10207 Mon Jul 19 15:09:29 1999 David Edelsohn <edelsohn@gnu.org>
10209 * rs6000.md (arithmetic, logical, and shift Rc combiner patterns):
10210 Disable patterns performing SImode comparisons with SImode values
10211 if TARGET_POWERPC64 and instruction does not sign-extend or does
10212 not mask to narrower than SImode, i.e. where bit 31 and bit 63 may
10213 differ for signed quantities.
10214 (indirect_jump): Add expander to choose RTL based on TARGET_64BIT.
10215 (tablejump): Patterns contingent on TARGET_64BIT not TARGET_POWERPC64.
10216 (decrement_and_branch_on_count): Add 64-bit variant.
10218 Mon Jul 19 09:36:27 1999 Bernd Schmidt <bernds@cygnus.co.uk>
10220 * final.c (output_asm_insn): When searching for the matching string
10221 for a given dialect, don't run past the end of the list of
10222 alternatives if there are fewer alternatives in the template than
10225 1999-07-17 Alexandre Oliva <oliva@dcc.unicamp.br>
10227 * gcc.texi: Update e-mail addresses and URLs to gcc.gnu.org.
10228 Removed paragraph about compression of files and size limitation,
10229 duplicated in the FAQ. Use gcc-patches for posting patches.
10230 * gcc.c (main): Updated URL with bug reporting instructions to
10231 gcc.gnu.org. Removed e-mail address.
10232 * system.h (abort): Likewise.
10234 1999-07-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10236 * Makefile.in (stmp-multilib-sub): Make the files extracted
10237 from $(LIBGCC1) writable.
10239 Sat Jul 17 14:25:46 1999 Nick Clifton <nickc@cygnus.com>
10241 * config/arm/aout.h: Reformat for improved readability.
10243 * config/arm/arm.h: Reformat for improved readability.
10244 Replace uses of fprintf with asm_fprintf where appropriate.
10245 (ARM_DECLARE_FUNCTION_NAME): New macro: Perform any generic ARM
10246 function declaration assembler actions.
10247 (NUM_INTS): New macro: Convert from bytes to words.
10248 (NUM_REGS): New macro: Compute number of registers required to
10249 hold a quanitity of tyep MODE.
10250 (NUM_REGS2): New macro: Like NUM_REGS but also copes with BLKmode
10252 (NUM_ARG_REGS): New macro: The number of argument registers
10254 (ARG_REGISTER): New macro: Compute the register number of the Nth
10256 (LAST_ARG_REGNUM): New macro: The number of the last argument
10258 (SP_REGNUM): New macro: Register number of the stack pointer.
10259 (FP_REGNUM): New macro: Register number of the frame pointer.
10260 (FUNCTION_ARG, FUNCTION_ARG_PARTIAL_NREGS, INIT_CUMULATIVE_AGS,
10261 FUNCTION_ARG_ADVANCE, SETUP_INCOMING_VARARGS): Change
10262 CUMULATIVE_ARGS so that it counts registers not bytes.
10264 * config/arm/arm.c: Rename TARGET_THUMB_INTERWORK to
10266 Replace uses of fprintf with asm_fprintf where appropriate.
10267 (output_ascii_pseudo_op): Replace with version from thumb.c
10269 * config/arm/coff.h (ASM_FILE_START): Emit ASM_APP_OFF.
10271 * config/arm/elf.h (CPP_PREDEFINES): Replace with
10272 SUBTARGET_CPP_SPEC.
10273 (ASM_DECLARE_FUNCTION_NAME): Use ARM_DECLARE_FUNCTION_NAME.
10274 (ASM_FILE_START): Emit ASM_APP_OFF.
10276 Fri Jul 16 13:48:09 1999 Jeffrey A Law (law@cygnus.com)
10278 * pa.c (compute_frame_size): Round frame according to
10279 STACK_BOUNDARY rather than a hardwired value.
10281 * pa.h (POINTER_SIZE, PARM_BOUNDARY): Define in terms of BITS_PER_WORD.
10283 * configure.in (hppa*-*-hpux11*): Use symbolic MASK_PA_11 instead
10285 * configure: Rebuilt.
10287 * configure.in (hppa*-*-linux*): New configuration.
10288 * configure: Rebuilt.
10289 * pa.h (MAX_OFILE_ALIGNMENT): Delete.
10290 * pa/som.h (MAX_OFILE_ALIGNMENT): Define.
10291 * pa/pa-linux.h: New file.
10292 * pa/t-linux: New file.
10293 * pa/xm-linux.h: New file.
10295 * pa.c (hppa_legitimize_address): Change references from SImode to
10296 either Pmode or word_mode as appropriate.
10297 (emit_move_sequence, store_reg, load_reg): Likewise.
10298 (set_reg_plus_d, hppa_expand_prologue): Likewise.
10299 (output_mul_insn): Likewise.
10300 * pa.h (PROMOTE_MODE): Likewise.
10301 (INITIALZE_TRAMPOLINE): Likewise.
10302 (Pmode): Define to word_mode.
10304 * pa.c (compute_frame_size): Use UNITS_PER_WORD instead of hardwired
10305 value of 4. Allocate 8 bytes for each FP register save.
10306 (hppa_expand_epilogue): Use UNITS_PER_WORD instead of harwarewired
10308 (hppa_expand_prologue): Likewise.
10309 * pa.h (PROMOTE_MODE): Likewise.
10310 (HARD_REGNO_MODE_OK, FUNCTION_ARG_SIZE): Likewise.
10311 (FUNCTION_ARG_BOUNDARY): Likewise.
10313 * invoke.texi (HPPA Options): Remove -mspace/-mno-space.
10315 * pa.c (out_of_line_prologue_epilogue): Delete.
10316 (override_options): Remove -mspace related code.
10317 (hppa_expand_prologue, hppa_expand_epilogue): Likewise.
10318 (compute_frame_size): Only allocate space for register that
10319 actually need to be saved.
10320 * pa.h (MASK_SPACE, TARGET_SPACE): Delete.
10321 (TARGET_SWITCHES): Remove -mspace, -mno-space
10322 * pa/t-pa (LIB2FUNCS_EXTRA): Remove ee.asm and ee_fp.asm
10323 * pa/t-pro (LIB2FUNCS_EXTRA): Likewise. Remove -mspace multilib.
10324 * pa/ee.asm, pa/ee_fp.asm: Delete.
10326 * pa/elf.h (ASM_OUTPUT_DOUBLE_INT): Define.
10328 * config/svr4.h (CONST_SECTION_ASM_OP): Do not emit assembler
10329 directive in column zero.
10331 Fri Jul 16 01:39:57 1999 Jeffrey A Law (law@cygnus.com)
10333 * m68k.c (output_function_prologue): Fix computation of save mask
10334 when generating PIC code.
10336 Thu Jul 15 15:40:09 1999 Jim Wilson <wilson@cygnus.com>
10338 * tree.c (build_type_attribute_variant): Move current_obstack restore
10339 after build_qualified_type call.
10341 1999-07-15 Mark Mitchell <mark@codesourcery.com>
10343 * configure.in: Use t-iris6, even with GNU LD.
10344 * config/mips/iris6gld.h: Fix typo in linker spec.
10345 * config/mips/t-iris6gld: Remove.
10347 Thu Jul 15 15:15:43 1999 David Edelsohn <edelsohn@gnu.org>
10349 * rs6000.md (insv, extzv): Remove SImode dependence in named
10350 patterns. Explicitly generate DImode RTL if PowerPC64 and
10352 (insvdi): Reverse start and size in instruction template.
10354 1999-07-12 Joseph S. Myers <jsm28@cam.ac.uk>
10356 * invoke.texi: Typo fixes.
10358 Wed Jul 14 23:28:06 1999 Jeffrey A Law (law@cygnus.com)
10360 * emit-rtl.c (gen_realpart): Issue an error for cases GCC can not
10361 handle at this time instead of silently generating incorrect code.
10362 (gen_imagpart): Likewise.
10364 * reload.c (find_reloads): Emit a USE for a pseudo register without
10365 a hard register if we could not create an optional reload for the
10368 Wed Jul 14 23:45:48 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10370 * c-typeck.c (output_init_element, process_init_element):
10371 When advancing constructor_unfilled_fields for a RECORD_TYPE,
10372 check for nameless bit fields.
10374 Wed Jul 14 01:57:39 1999 Richard Henderson <rth@cygnus.com>
10376 * regclass.c (scan_one_insn): Notice subregs that change the
10377 size of their operand.
10378 (record_reg_classes): Use that to obey CLASS_CANNOT_CHANGE_SIZE.
10380 Wed Jul 14 01:41:42 1999 Jeffrey A Law (law@cygnus.com)
10382 * configure.in (alpha*-*-*): Include alpha/t-ieee.
10383 * configure: Rebuilt.
10384 * alpha/t-ieee: New file.
10386 Tue Jul 13 10:45:58 1999 Jeffrey A Law (law@cygnus.com)
10388 * rs6000.c (find_addr_reg): Do not select r0 as an address
10391 Tue Jul 13 00:46:18 1999 Philippe De Muyter <phdm@macqel.be>
10393 * m68k/x-mot3300 (XCFLAGS): List of big files now includes `cse.o'.
10395 Mon Jul 12 14:29:15 1999 Jeffrey A Law (law@cygnus.com)
10397 * rs6000.md (movsf): Do not force easy FP constants into memory.
10399 * expr.c (expand_expr, case PLUS_EXPR): Pass constants through
10400 immed_double_const to ensure they are properly truncated then
10403 Mon Jul 12 10:40:01 1999 Vladimir Makarov <vmakarov@tofu.to.cygnus.com>
10405 * config/arm/thumb.c (thumb_reorg): Call replace_symbols_in_block
10406 always unless NO_DEBUG is used. Compile this code
10408 (replace_symbols_in_block): Compile it unconditionally.
10410 Sun Jul 11 12:32:32 1999 Jeffrey A Law (law@cygnus.com)
10412 * configure.in (i?86-*-elf*): New target.
10413 * configure: Rebuilt.
10414 * i386/i386elf.h, i386/t-i386elf: New files.
10416 Fri Jul 9 22:39:44 1999 Jason Merrill <jason@yorick.cygnus.com>
10418 * toplev.c (main): Don't complain about saying -gdwarf.
10419 (rest_of_compilation): Remove redundant code.
10421 Fri Jul 9 19:08:55 1999 Jim Wilson <wilson@cygnus.com>
10423 * unroll.c (unroll_loops): Don't delete named CODE_LABELs.
10425 Fri Jul 9 18:54:18 1999 Felix Lee <flee@cygnus.com>
10427 * config/i960/i960.c (ret_label): Change asm label from "LR:" to
10428 "Li960R:", to avoid name clash.
10430 Fri Jul 9 10:48:28 1999 Bernd Schmidt <bernds@cygnus.co.uk>
10432 * loop.c (check_dbra_loop): When reversing a loop, delete all
10433 REG_EQUAL notes referencing the reversed biv except those which are
10434 for a giv based on it.
10436 Fri Jul 9 03:51:52 1999 Jeffrey A Law (law@cygnus.com)
10438 * version.c: Drop "gcc-" prefix from version #.
10440 Thu Jul 8 18:06:30 1999 Jason Merrill <jason@yorick.cygnus.com>
10442 * dwarf2out.c (dwarf2out_line): Emit a line number comment after
10443 the label if we're being verbose.
10445 Thu Jul 8 14:18:46 1999 Richard Henderson <rth@cygnus.com>
10447 * m68k.c (output_function_prologue): Add pic register to mask
10448 if live and flag_pic.
10449 (output_function_epilogue): Likewise.
10451 Thu Jul 8 12:55:12 1999 Jeffrey A Law (law@cygnus.com)
10453 * dbxelf.h (ASM_OUTPUT_SOURCE_LINE): Do not put assembler
10454 directives in column zero.
10456 * pa/elf.h (ASM_FILE_START): Define.
10457 * pa/som.h (ASM_FILE_START): Include .level directives.
10458 * pa/hpux10.h (ASM_FILE_START): Delete.
10459 * pa/hpux11.h (ASM_FILE_START): Delete.
10461 * pa/elf.h (BSS_SECTION_ASM_OP): Use .section .bss.
10463 Thu Jul 8 18:03:19 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10465 * reload1.c (choose_reload_regs): Never call remove_adress_replacements
10466 when reload_out equals reload_in.
10468 Thu Jul 8 16:50:14 1999 Nick Clifton <nickc@cygnus.com>
10470 * invoke.texi (Spec Files): New node: Describe the contents of
10473 Thu Jul 8 10:28:25 1999 Craig Burley <craig@jcb-sc.com>
10475 * invoke.texi (DEC Alpha Options): Put @end table at
10476 beginning of line, to avoid confusing texi2html.
10478 Thu Jul 8 09:22:06 1999 Nick Clifton <nickc@cygnus.com>
10480 * config/arm/elf.h (ASM_OUTPUT_INTERNAL_LABEL): Fixed typo
10481 introduced in previous delta.
10483 Wed Jul 7 02:00:04 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
10485 * reload1.c (gen_reload): When synthesizing a 3 operand add
10486 sequence, improve test for when to reload OP1 into the reload
10487 register instead of OP0.
10489 Wed Jul 7 01:38:03 1999 Jim Wilson <wilson@cygnus.com>
10491 * unroll.c (unroll_loop): Don't delete NOTE_INSN_DELETED_LABEL notes.
10493 1999-07-07 Manfred Hollstein <mhollstein@cygnus.com>
10495 * m88k/dguxbcs.h (CPP_SPEC): Add missing \ in multi-line
10498 Wed Jul 7 01:16:43 1999 Richard Henderson <rth@cygnus.com>
10500 * ginclude/varargs.h (__builtin_va_alist_t): New typedef.
10501 (va_dcl): Use __builtin_va_alist_t.
10503 Wed Jul 7 01:14:42 1999 Jason Merrill <jason@yorick.cygnus.com>
10505 * dwarf2out.c (gen_struct_or_union_type_die): Only remember types
10506 on the permanent_obstack.
10507 * dwarfout.c (output_type): Likewise.
10509 Tue Jul 6 15:25:32 1999 Gavin Romig-Koch <gavin@cygnus.com>
10511 * c-common.c (unsigned_type,signed_type,signed_or_unsigned_type) :
10512 Merged from c-typeck.c and cp/typeck.c.
10513 * c-typeck.c (unsigned_type,signed_type,signed_or_unsigned_type) :
10514 Merged into c-common.
10516 Tue Jul 6 13:06:01 1999 Dave Brolley <brolley@cygnus.com>
10518 * c-lex.c (errorcount): Declare it.
10519 (finish_parse): Update errorcount when using CPPLIB.
10521 1999-07-06 Bruce Korb <ddsinc09@ix.netcom.com>
10523 * fixinc/inclhack.def(end_else_label): Double the backslash so
10524 sed gets a chance to see it.
10525 * fixinc/inclhack.sh: regen
10526 * fixinc/fixincl.x: regen
10528 Fri Jul 2 18:49:51 1999 Nick Clifton <nickc@cygnus.com>
10530 Add framework to support armv5 architecture when it becomes
10533 * config/arm/arm.c (FL_ARCH5): New processor capability flag.
10534 (arm_arch5): New variable.
10535 (all_architectures): Add armv5 line.
10536 * config/arm/arm.h (CPP_CPU_ARCH_SPEC): Define __ARM_ARCH_5__ if
10537 -march=armv5 is specified on the command line.
10538 (arm_arch5): Export this variable.
10539 * invoke.texi: Document new string accepted by -march= switch for
10542 * config/arm/arm.h: Replace use of constant 12 as a register
10543 number with IP_REGNUM. Similarly 14 and LR_REGNUM.
10544 * config/arm/arm.c: Replace use of constant 12 as a register
10545 number with IP_REGNUM. Similarly 14 and LR_REGNUM.
10547 * config/arm/elf.h: Tidy up.
10548 * config/arm/coff.h: Tidy up.
10550 Thu Jul 1 19:08:13 1999 Mark P. Mitchell <mark@codesourcery.com>
10552 * gcc/configure.in (mips-sgi-irix6*): Handle --with-gnu-ld.
10553 * gcc/config/mips/t-iris6gld: New file.
10554 * gcc/config/mips/iris6gld.h: Likewise.
10556 Fri Jul 2 13:23:39 1999 Gavin Romig-Koch <gavin@cygnus.com>
10558 * c-decl.c (widest_integer_literal_type_node,
10559 widest_unsigned_literal_type) : New.
10560 (init_decl_processing): Handle/use the two new types.
10561 * c-common.c (type_for_size,type_for_mode) : Same.
10562 * c-lex.c (yylex) : Same.
10563 * c-typeck.c (unsigned_type,signed_type,signed_or_unsigned_type) :
10565 * c-tree.h (widest_integer_literal_type_node,
10566 widest_unsigned_literal_type) : New.
10568 Fri Jul 2 03:05:44 1999 Jeffrey A Law (law@cygnus.com)
10570 * dwarfout.c (field_byte_offset): Correctly compute the object's
10571 byte offset for the first bit of a field which crosses an alignment
10572 boundary on a !BYTES_BIG_ENDIAN target.
10574 Fri Jul 2 01:36:36 1999 Robert Lipe <robertlipe@usa.net>
10576 * fixinc.svr4: Fix <arpa/inet.h> by deleting protos for htons and
10579 Fri Jul 2 00:46:47 1999 Richard Henderson <rth@cygnus.com>
10580 Jeff Law <law@cygnus.com>
10582 * ginclude/varargs.h (va_dcl): Use word_mode for type of
10585 * except.c: Include intl.h.
10586 (expand_eh_return): Set current_function_cannot_inline.
10587 (save_eh_status, restore_eh_status): Twiddle eh_return_stub_label.
10588 * function.h (struct function): Add eh_return_stub_label.
10589 * flow.c (delete_unreachable_blocks): Don't merge across EH edges.
10590 * Makefile.in (except.o): Depend on intl.h.
10592 Fri Jul 2 00:04:23 1999 David Edelsohn <edelsohn@gnu.org>
10594 * rs6000.md (movdf_hardfloat32): Handle PRE_INC and PRE_DEC the
10595 same as offsettable in cases 1 and 2.
10597 Thu Jul 1 20:54:10 1999 Richard Henderson <rth@cygnus.com>
10599 * alpha.md (extqh): Define as 64-((R&7)*8) instead of 56-(((R-1)&7)*8).
10600 (extlh, extwh): Likewise.
10602 Thu Jul 1 11:05:25 1999 Gavin Romig-Koch <gavin@cygnus.com>
10604 * c-lex.c (yylex): Improve 'integer constant out of range' messages.
10606 Wed Jun 30 16:51:41 1999 Nick Clifton <nickc@cygnus.com>
10608 * configure.in: Add arm-pe and thumb-pe targets.
10609 * configure: Regenerate.
10611 * thumb.c (arm_naked_function_p): New function: Determines if
10612 a function is naked (has no gcc generated prologue/epilogue).
10613 (is_called_in_ARM_mode): Return true if the func has the
10614 interfacearm attribute.
10615 (output_return): Do not generate a return for naked functions.
10616 (thumb_function_prologue): Do not generate a prologue for
10618 (thumb_expand_prologue): Do not generate a prologue for naked
10620 (thumb_expand_epilogue): Do not generate an epilogue for naked
10622 (arm_valid_machine_decl_attribute): New function, copied from
10623 arm.c: Permit naked and interfacearm attributes.
10625 * config/arm/pe.c: New file: Support code for arm-pe target.
10626 * config/arm/pe.h: New file: Header file for arm-pe target.
10627 * config/arm/tpe.h: New file: Header file for thumb-pe target.
10628 * config/arm/t-thumb-pe: New file: Makefile fragment for
10631 1999-07-01 Mark Kettenis <kettenis@gnu.org>
10633 * config/i386/gnu.h (CPP_SPEC): Define __PIC__ and __pic__ if
10634 -fPIC or -fpic is specified.
10636 Wed Jun 30 03:31:54 1999 Jeffrey A Law (law@cygnus.com)
10638 * expr.c (emit_block_move): Use copy_to_mode_reg for
10639 !TARGET_MEM_FUNCTIONS case too.
10641 * configure.in (hppa*-*-*): Add som.h or elf.h to tm_file as
10643 * configure: Rebuilt.
10644 (hppa1.1-*-pro*, hppa1.1-*-rtems*): Define target_cpu_default.
10645 * pa.h: Include dbxelf.h. Delete various dbx/stabs related
10646 definitions made redundant by dbxelf.h inclusion. Delete
10647 lots of definitions related to assembly output that are
10648 specific to the SOM object format.
10649 * pa.c (output_function_prologue): Do not emit the function's
10651 * pa-pro-end.h (STARTFILE_SPEC): Undefine before redefining.
10652 * pa-pro.h: Deleted.
10653 * som.h: New file with SOM specific definitions.
10654 * elf.h: New file with ELF specific definitions.
10656 * elfos.h (const_section): Output a tab before assembler directives.
10657 (ctors_section, dtors_section): Likewise.
10658 (ASM_OUTPUT_SECTION_NAME): Likewise.
10660 * pa/pa1.h: Delete unused file.
10662 Tue Jun 29 01:37:53 1999 Jeffrey A Law (law@cygnus.com)
10664 * configure.in (hppa*-hp-hpux11*): New configuration.
10665 * configure: Rebuilt.
10666 * pa/pa-hpux11.h: New file.
10667 * pa.h (CPP_SPEC): Conditionally add -D__STDC_EXT__ to the cpp
10670 * mips.md (leasi, leadi): New patterns.
10672 * expr.c (emit_block_move): Properly handle case where one of the
10673 block move arguments has a queued increment or decrement.
10674 (clear_storage): Similarly. Fix formatting goof.
10676 1999-06-28 "David O'Brien" <obrien@NUXI.com>
10678 * fixinc/inclhack.def(stdio_va_list): This patch Removes a
10679 semicolon from the BSD VA_LIST replacement expression.
10681 * fixinc/inclhack.sh: regen
10682 * fixinc/fixincl.x: regen
10684 * fixinc/mkfixinc.sh: Have `i[34567]86-*-freebsd*' machines
10685 now use the fixincl program.
10687 Mon Jun 28 05:28:12 1999 Jeffrey A Law (law@cygnus.com)
10689 * m68k.h (CONDITIONAL_REGISTER_USAGE): Define for !SUN_FPA
10690 case. Also make the PIC register call_used.
10692 * m68k.h (FINALIZE_PIC): Delete.
10693 * m68k.c (finalize_pic): Delete.
10695 Mon Jun 28 05:16:35 1999 Richard Henderson <rth@cygnus.com>
10697 * m68k.h (PREFERRED_RELOAD_CLASS): Don't force any FP const_doubles
10700 Mon Jun 28 04:07:27 1999 David Edelsohn <edelsohn@gnu.org>
10702 * expmed.c (expand_divmod): Ensure unsigned value fits in reg_note.
10704 Sun Jun 27 02:39:08 1999 Richard Henderson <rth@cygnus.com>
10706 * jump.c (jump_optimize_1): Validate the cmov copy to a temporary.
10708 Sat Jun 26 17:18:18 1999 David Edelsohn <edelsohn@gnu.org>
10710 * rs6000.c (print_operand, case 'L'): Use plus_constant_for_output.
10712 Fri Jun 25 11:33:24 1999 Richard Henderson <rth@cygnus.com>
10714 * alpha.c (override_options): Add -mcpu=ev45 as an alias for ev4.
10716 Fri Jun 25 13:41:25 1999 David Edelsohn <edelsohn@gnu.org>
10718 * rs6000.c (output_toc): Always use hex values for floating-point
10719 constants. Store single-precision values in upper-half of TOC
10720 entry in 64-bit mode.
10721 * rs6000.md (floatsidf2, floatunssidf2): Add !TARGET_POWERPC64
10722 to final constraints.
10723 (fix_truncdfsi2 splitter): Change pattern matching fctiwz.
10724 (fctiwz): Improve accuracy of RTL for pattern.
10726 Fri Jun 25 11:26:38 1999 Gavin Romig-Koch <gavin@cygnus.com>
10728 * expr.c (expand_expr): Allow RTL_EXPR's through the
10729 MAX_INTEGER_COMPUTATION_MODE checks.
10731 Fri Jun 25 06:06:37 1999 Richard Henderson <rth@cygnus.com>
10733 * alpha.h (MASK_SUPPORT_ARCH, MASK_CPU_EV5, MASK_CPU_EV6): Define
10734 such that MASK_SUPPORT_ARCH is not negative.
10736 Fri Jun 25 05:35:44 1999 Jeffrey A Law (law@cygnus.com)
10738 * loop.c (verify_dominator): Properly handle ADDR_VEC and
10739 ADDR_DIFF_VEC insns that appear inside loops.
10741 Thu Jun 24 22:54:05 1999 David Edelsohn <edelsohn@gnu.org>
10742 Jeff Law <law@cygnus.com>
10744 * rs6000.md (movdf_hardfloat32): Revert previous patch.
10745 Handle LO_SUM the same as offsettable in cases 1 and 2.
10746 * rs6000.c (find_addr_reg): Revert previous patch.
10748 Thu Jun 24 22:43:12 1999 Philippe De Muyter <phdm@macqel.be>
10750 * system.h (strstr): New external function declaration.
10751 * acconfig.h (NEED_DECLARATION_STRSTR): New define slot.
10752 * configure.in (GCC_NEED_DECLARATIONS): Check for strstr.
10753 * config.in, configure: Rebuilt.
10755 1999-06-24 Tom Tromey <tromey@cygnus.com>
10757 * gcc.c (main): Read user-specified specs files after computing
10758 additional startfile_prefixes.
10760 Thu Jun 24 15:00:47 1999 Mark Mitchell <mark@codesourcery.com>
10762 Revert these two patches:
10764 Thu Jun 17 21:34:24 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10765 * loop.c (strength_reduce): When doing biv->giv conversion, update
10766 reg note of NEXT->insn.
10768 Thu Jun 17 17:22:07 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10769 * loop.c (strength_reduce): When doing biv->giv conversion, fix up
10771 (recombine_givs): Set ix field after sorting.
10773 Wed Jun 23 21:26:00 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10775 * rtlanal.c (reg_referenced_p): Use reg_overlap_mentioned_p
10776 for the parts of an UNSPEC / UNSPEC_VOLATILE.
10778 1999-06-23 Bruce Korb <ddsinc09@ix.netcom.com>
10780 *fixinc/inclhack.def: Add fix development commentary
10781 (read_ret_type): reactivate and add selection clause
10782 (zzz_*): tweak output file name to match what is used in hackshell.tpl
10783 *fixinc/{fixincl.x|inclhack.sh}: regen
10785 Wed Jun 23 00:48:21 1999 Jason Merrill <jason@yorick.cygnus.com>
10787 * expr.c (expand_expr): STRIP_NOPS before checking against
10788 MAX_INTEGER_COMPUTATION_MODE
10789 (check_max_integer_computation_mode): Likewise.
10791 Tue Jun 22 20:23:43 1999 Jim Wilson <wilson@cygnus.com>
10793 * md.texi (smul@var{m}3_highpart): Add missing 's' prefix.
10795 1999-06-22 Jim Wilson <wilson@cygnus.com>
10797 * expr.c (store_expr): When target is a promoted subreg, return a
10798 promoted subreg as a result.
10800 Tue Jun 22 17:14:58 1999 Michael Meissner <meissner@cygnus.com>
10802 * dwarf2out.c (dwarf2out_frame_debug_expr): Reformat to match GNU
10804 (dwarf2out_define): Mark unused parameters appropriately.
10805 (gen_unspecified_parameters_die): Ditto.
10806 (gen_subprogram_die): Fix signed/unsigned warnings.
10807 (gen_variable_die): Ditto.
10809 1999-06-22 Bruce Korb <ddsinc09@ix.netcom.com>
10811 * fixinc/inclhack.def(end_else_label): combined else_label
10812 and endif_label and fixed the sed expression.
10813 *fixinc/{fixincl.x|inclhack.sh}: regen
10815 Tue Jun 22 01:58:18 1999 Jeffrey A Law (law@cygnus.com)
10817 * rs6000.md (movdf_hardfloat32): Use %X instead of always emitting
10818 'x' when handling non-offsettable addresses
10820 Tue Jun 22 00:20:05 1999 Richard Earnshaw (rearnsha@arm.com)
10822 * final.c (shorten_branches): Don't try to split an insn that has
10825 Mon Jun 21 12:47:39 1999 Mark Mitchell <mark@codesourcery.com>
10827 * config/mips/mips.c (symbolic_expression_p): New function.
10828 (mips_select_rtx_section): Put symbolic expressions in the
10829 data section, not the read-only data section.
10831 Mon Jun 21 22:13:06 1999 Jeffrey A Law (law@cygnus.com)
10833 * rs6000.md (find_addr_reg): Handle LO_SUM addresses.
10835 Mon Jun 21 20:10:42 1999 Richard Henderson <rth@cygnus.com>
10837 * collect2.c (main): Log frame table count.
10838 (GCC_OK_SYMBOL) [ECOFF]: Accept stGlobal.
10839 (scan_prog_file) [COFF]: Handle frame tables.
10841 * alpha/alpha.h (UNALIGNED_SHORT_ASM_OP): Define.
10842 (UNALIGNED_INT_ASM_OP, UNALIGNED_DOUBLE_INT_ASM_OP): Define.
10843 * alpha/elf.h: Undef them again.
10844 * alpha/vms.h: Remove their definitions.
10846 Tue Jun 22 03:17:53 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10848 * sh.c (machine_dependent_reorg): When fixing up fp pcloads,
10849 remove the clobber of r0 and change the REG_UNUSED note to
10852 1999-06-21 Jakub Jelinek <jj@ultra.linux.cz>
10854 * real.c (ereal_from_double): Fix for 64-bit big endian hosts.
10855 * emit-rtl.c (gen_lowpart_common): Add case for hosts where double
10856 fits in HOST_WIDE_INT and one uses union to access a long constant
10859 Mon Jun 21 17:18:25 1999 Richard Henderson <rth@cygnus.com>
10861 * sparc.c (sparc_override_options): Don't allow profiling for
10862 code models other than medlow.
10863 (sparc_function_profiler): New function from old FUNCTION_PROFILER
10864 macro. Use ASM_GENERATE_INTERNAL_LABEL and MCOUNT_FUNCTION.
10865 (sparc_function_block_profiler): Likewise. Use user_label_prefix.
10866 (sparc_block_profiler): Likewise.
10867 (sparc_function_block_profiler_exit): Likewise.
10868 * sparc.h (FUNCTION_PROFILER): Call new sparc.c function.
10869 (FUNCTION_BLOCK_PROFILER): Likewise.
10870 (BLOCK_PROFILER): Likewise.
10871 (FUNCTION_BLOCK_PROFILER_EXIT): Likewise.
10872 (MCOUNT_FUNCTION): New.
10873 * sparc/pbd.h (FUNCTION_PROFILER): Delete.
10874 (FUNCTION_BLOCK_PROFILER, BLOCK_PROFILER): Delete.
10875 * sparc/sun4o3.h (FUNCTION_PROFILER): Delete.
10876 (MCOUNT_FUNCTION): New.
10877 * sparc/sysv4.h (FUNCTION_BLOCK_PROFILER): Delete.
10878 (BLOCK_PROFILER): Delete.
10879 (MCOUNT_FUNCTION): New.
10881 Mon Jun 21 14:11:29 1999 David Edelsohn <edelsohn@gnu.org>
10883 * rs6000.md (movdf_hardfloat32): Fix typo in case 2.
10885 Mon Jun 21 12:27:17 1999 Vladimir Makarov <vmakarov@tofu.to.cygnus.com>
10887 * config/mips/elf.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
10890 * config/m68k/m68kelf.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
10893 * config/sh/sh.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
10896 * config/arm/telf.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
10899 Mon Jun 21 14:58:42 1999 Nick Clifton <nickc@cygnus.com>
10901 * config/arm/arm.h: Add cpp support for ARM920 and ARM920T cpu
10904 Mon Jun 21 06:22:21 1999 Mark Elbrecht <snowball3@bigfoot.com>
10906 * i386/djgpp.h (LIB_SPEC): New.
10907 (STARTFILE_SPEC): New.
10909 * i386/xm-djgpp.h (NO_SYS_SIGLIST): Deleted. Now obsolete.
10911 Mon Jun 21 06:19:33 1999 Philippe De Muyter <phdm@macqel.be>
10913 * fixinc/Makefile.in (gnu-regex.o): Do not define STDC_HEADERS in
10916 * system.h (WSTOPSIG): New macro.
10918 Mon Jun 21 05:33:15 1999 Mumit Khan <khan@xraylith.wisc.edu>
10920 * c-pragma.c (push_alignment): Don't ignore alignments greater than
10922 (insert_pack_attributes): Take into account member natural
10925 * i386/winnt.c (exports_head): New static variable.
10926 (i386_pe_record_exported_symbol): New function.
10927 (i386_pe_asm_file_end): Use.
10928 * i386/cygwin.h (ASM_OUTPUT_COMMON): Record the exported
10929 symbols to be emitted at end of assembly.
10930 (ASM_DECLARE_OBJECT_NAME): Likewise.
10931 (ASM_DECLARE_FUNCTION_NAME): Likewise.
10933 * i386/uwin.h (CPP_SPEC): Use -idirafter instead -iprefix and
10936 Mon Jun 21 04:44:31 1999 Jeffrey A Law (law@cygnus.com)
10938 * sparc.h (LEGITIMIZE_RELOAD_ADDRESS): Fix paren error introduced
10941 Sun Jun 20 17:27:20 1999 Richard Henderson <rth@cygnus.com>
10943 * haifa-sched.c (sched_analyze_1): Use free_list instead of
10944 zapping reg_last_uses directly.
10945 (sched_analyze_2, sched_analyze_insn): Likewise.
10946 (sched_analyze): Likewise. Don't clear reg_last_uses on calls.
10948 Sun Jun 20 16:57:29 1999 David Edelsohn <edelsohn@gnu.org>
10950 * rs6000.md (movdf_hardfloat32): Use worst case insn length
10951 attributes for cases 1 and 2.
10953 Sat Jun 19 22:52:55 1999 Richard Henderson <rth@cygnus.com>
10955 * haifa-sched.c (sched_analyze): Mark call-user regs as clobbered
10958 Sat Jun 19 05:40:07 1999 Philip Blundell <pb@nexus.co.uk>
10960 * arm.c (arm_reload_in_hi): Invert sense of test on BYTES_BIG_ENDIAN.
10962 Sat Jun 19 05:25:05 1999 Richard Earnshaw (rearnsha@arm.com)
10964 * arm.h (CONDITIONAL_REGISTER_USAGE): If flag_pic, never use
10965 PIC_OFFSET_TABLE_REGNUM for general alloaction.
10966 (INITIAL_ELIMINATION_OFFSET): Count the fact that the PIC register
10967 must be stacked if it is used for PIC accesses.
10968 * arm.c (use_return_insn): Handle PIC register specially.
10969 (output_return_instruction): Likewise.
10970 (output_func_{prologue,epilogue}): Likewise.
10971 (output_expand_prologue): Likewise.
10973 * arm.md (*adddf_esfdf_df): Renamed from *adddf_df_esfdf.
10974 (*strsi_predec): Renamed from *strqi_predec.
10975 (*loadsi_shiftpreinc): Renamed from *loadqi_shiftpreinc.
10976 (*loadsi_shiftpredec): Renamed from *loadqi_shiftpredec.
10978 * arm.c (arm_override_options): Remove warning about PIC code
10979 not being supported.
10981 Fri Jun 18 23:47:06 1999 David Edelsohn <edelsohn@gnu.org>
10983 * rs6000.c (find_addr_reg): New function.
10984 * rs6000.h (find_addr_reg): Declare.
10985 (offsettable_addr_operand): Delete.
10986 * rs6000.md (movdf_hardfloat32): Handle non-offsettable loads
10987 from and stores to GPRs.
10989 Fri Jun 18 15:44:18 1999 Richard Henderson <rth@cygnus.com>
10991 * alpha.c (alpha_expand_block_move): Use get_insns rather than
10992 gen_sequence as argument to emit_no_conflict_block.
10994 Fri Jun 18 07:02 1999 Bruce Korb <ddsinc09@ix.netcom.com>
10996 * fixinc/mkfixinc.sh: enable the fixincl program for DG/UX
10997 * fixinc/inclhack.def(dgux_int_varargs): script must end with \n
10998 *fixinc/fixincl.x: regen
10999 *fixinc/inclhack.sh: regen
11001 Thu Jun 17 15:06:10 PDT 1999 Don Lindsay <dlindsay@cygnus.com>
11003 * added support for -mpcrel (PC relative addressing for m68k)
11004 based on code done by Michael Tiemann <tiemann@axon.cygnus.com>.
11005 * invoke.texi (m68000 options): Add documentation for -mpcrel flag.
11006 * m68k.c (print_operand_address): Handle 32-bit PIC case.
11007 (comments for general_src_operand): Add some explanation
11008 about EXTRA_CONSTRAINTS.
11009 (OVERRIDE_OPTIONS): Enable -fPIC in combination with -mpcrel.
11010 * m68kelf.h (OVERRIDE_OPTIONS): Ditto.
11011 (LEGITIMATE_PIC_OPERAND_P): Fix typo.
11012 (LEGITIMATE_PIC_OPERAND_P): Re-derive from m68k.h case.
11013 * m68k.h (LEGITIMATE_PIC_OPERAND_P): Fix delete-o.
11014 (INDIRECTABLE_1_ADDRESS): Delete spurious '/' at end of macro.
11015 (OVERRIDE_OPTIONS): Change behavior so that -mpcrel implies -fpic
11016 if not already set.
11017 (OVERRIDE_OPTIONS): Merge in changes from m68k.h.
11018 * m68k.h (TARGET_PCREL): New target flag.
11019 (TARGET_SWITCHES): Add "pcrel" as a recognized switch.
11020 (OVERRIDE_OPTIONS): Add checks for -mpcrel.
11021 (LEGITIMATE_PIC_OPERAND_P): Don't normally accept anything that
11022 contains a SYMBOL_REF. Relax this constraint during reload, since
11023 we want to use the predicates, not reload's built-in concept of a
11024 valid memory address, to control what insns need reloading.
11025 (EXTRA_CONSTRAINT): Define constraints to accept pc-relative
11026 operands (essentially 'g', 'm', and 's' under normal circumstances).
11027 * m68k.c (print_operand): Cause printing of pc-relative addresses
11028 to include pc register.
11029 (print_operand_address): Ditto.
11030 (general_src_operand): Accept operands that are not only
11031 general_operands, but are also valid when used as a pc-relative
11033 (nonimmediate_src_operand): Similar, for nonimmediate_operands.
11034 (memory_src_operand): Similar, for memory_operands.
11035 (pcrel_address): New predicate to accept the special case of a
11036 pc-relative address.
11037 * m68k.md (many patterns): Rewrite common SImode, HImode, and
11038 QImode insns to accept *_src_operand instead of *_operand where
11039 pc-relative operands can fit. For example, a pc-relative operand
11040 can be used as a memory source operand for addsi3, but not as a
11041 memory destination.
11042 * hp320.h linux.h m68kv4.h (LEGITIMATE_PIC_OPERAND_P) as in m68k.h.
11044 Fri Jun 18 09:11:07 1999 Nick Clifton <nickc@cygnus.com>
11046 * config/arm/telf.h (ASM_OUTPUT_DEF_FROM_DECLS): New Marco: USe
11047 .thumb_set pseudo op to mark aliases of thumb functions.
11049 Wed Jun 16 18:19:13 1999 Nick Clifton <nickc@cygnus.com>
11051 * varasm.c (assemble_alias): Use ASM_OUTPUT_DEF_FROM_DECLS in
11052 preference to ASM_OUTPUT_DEF, if it is defined.
11054 * tm.texi: Document new, optional target macro
11055 ASM_OUTPUT_DEF_FROM_DECLS.
11057 Thu Jun 17 15:07 1999 Bruce Korb <ddsinc09@ix.netcom.com>
11059 * fixincludes: ISCNTL patch
11060 * fixinc/inclhack.def (ioctl_fix_ctrl): Fix the definition of [_]*ISCTRL().
11061 (dgux_int_varargs): new for DG/UX
11062 * fixinc/{fixincl.x,inclhack.sh}: Regenerated.
11064 Thu Jun 17 21:34:24 1999 Jeff Law <law@cygnus.com>
11066 * invoke.texi (ia32 options): Fix typo.
11068 Thu Jun 17 21:34:24 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
11070 * loop.c (strength_reduce): When doing biv->giv conversion, update
11071 reg note of NEXT->insn.
11073 Thu Jun 17 14:25:08 1999 Jeffrey A Law (law@cygnus.com)
11075 * loop.c (move_movables): Note issues with replacing REGs with
11077 * mips.h (GO_IF_LEGITIMATE_ADDRESS): Handle SUBREGs properly.
11079 Thu Jun 17 13:28:30 1999 David O'Brien <obrien@FreeBSD.org>
11081 * i386/freebsd-elf.h (LINK_SPEC): Fix typo.
11083 * i386/freebsd-elf.h (FUNCTION_PROFILER): labels are not needed and
11084 the reference to `mcount' was not correct for the ELF on FreeBSD.
11086 Thu Jun 17 17:22:07 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
11088 * loop.c (strength_reduce): When doing biv->giv conversion, fix up
11091 (recombine_givs): Set ix field after sorting.
11093 Thu Jun 17 02:54:30 1999 Jeffrey A Law (law@cygnus.com)
11095 * emit-rtl.c (operand_subword): Tighten checks for when it is safe
11096 to safe to extract a subword out of a REG.
11098 Thu Jun 17 01:45:24 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
11100 * sh.md (mulsi3): Don't add a no-op move at the end.
11102 Wed Jun 16 20:29:00 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
11104 * cse.c (cse_insn): Don't put hard register source into tables for
11105 the last insn of a libcall.
11107 Wed Jun 16 19:44:33 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
11109 * loop.c (strength_reduce): Insert sets of derived givs at every
11110 biv increment, even if it's the only one.
11112 Wed Jun 16 10:33:02 1999 Jason Merrill <jason@yorick.cygnus.com>
11114 * dwarfout.c (add_incomplete_type): New fn.
11115 (output_type): Call it.
11116 (retry_incomplete_types): New fn.
11117 (dwarfout_finish): Call it.
11119 From Eric Raskin <ehr@listworks.com>:
11120 (output_type): Output types for bases.
11122 Tue Jun 15 12:51:23 1999 Alexandre Oliva <oliva@dcc.unicamp.br>
11124 * mips.c (mips_output_conditional_branch): Add `break'
11125 between `default' label and `close braces'.
11127 Tue Jun 15 01:55:20 1999 David O'Brien <obrien@FreeBSD.org>
11129 * i386/freebsd-elf.h (LINK_SPEC): clean up the linking library
11130 specifications and make it realistic.
11131 (LIB_SPEC): Likewise.
11133 Mon Jun 14 15:38:43 1999 Jim Wilson <wilson@cygnus.com>
11135 * config/mips/mips.c (mips_secondary_reload_class): Check for
11136 (PLUS (SP) (REG)) and return appropriate register class.
11137 * config/mips/mips.md (reload_insi): Delete predicate for operand 1.
11138 Handle (PLUS (SP) (REG)).
11139 (tablejump): In mips16 code, use emit_insn instead of emit_jump_insn.
11140 (tablejump_mips161, tablejump_mips162): Use emit_jump_insn instead
11141 of emit_insn for tablejump.
11143 Mon Jun 14 17:26:40 1999 David Edelsohn <edelsohn@gnu.org>
11145 * rs6000.c (output_prolog): RS6000_CALL_GLUE must be
11146 asm_fprintf format string by itself.
11147 (output_function_profiler): Likewise.
11149 Mon Jun 14 12:57:38 1999 David Mosberger <davidm@hpl.hp.com>
11151 * combine.c (simplify_logical, case AND): Only call
11152 simplify_and_const_int if the mode is no wider than HOST_WIDE_INT
11153 or the constant is positive.
11155 Mon Jun 14 11:43:41 1999 Nick Clifton <nickc@cygnus.com>
11157 * configure.in: Fix typo in rs6000-ibm-aix4 case.
11158 * configure: Regenerate.
11160 Mon Jun 14 03:55:40 1999 Jeffrey A Law (law@cygnus.com)
11162 * configure.in (rs6000-ibm-aix4.3*, powerpc-ibm-aix4.3*): Do not
11163 require a sub-version #.
11164 * configure: Rebuilt.
11166 1999-06-14 Robert Lipe (robertlipe@usa.net)
11168 * svr4.h (DWARF2_DEBUGGING_INFO): Check for redefinition.
11170 Mon Jun 14 10:30:52 BST 1999 Nathan Sidwell <nathan@acm.org>
11172 * c-typeck.c (process_init_element): Detect excess elements in
11173 char array initializer.
11175 1999-06-14 Andreas Jaeger <aj@arthur.rhein-neckar.de>
11177 * gcc.texi: Mention gcc 2.96 instead of egcs 1.00.
11179 Sat Jun 12 22:29:48 EDT 1999 Jerry Quinn <jquinn@nortelnetworks.com>
11181 * invoke.texi (Option Summary): Add -fpermissive flag.
11183 Sat Jun 12 03:40:42 1999 Jeffrey A Law (law@cygnus.com)
11185 * sparc.h (LEGITIMIZE_RELOAD_ADDRESS): Do nothing with operands
11186 that require PIC code sequences.
11188 Wed Jun 9 16:29:01 1999 Nick Clifton <nickc@cygnus.com>
11190 * configure.in: Add new target: thumb-elf.
11191 * configure: Regenerate.
11192 * config/arm/t-thumb-elf: New file: Makefile fragment for
11194 * config/arm/telf.h: New file: Header file for thumb-elf
11197 Fri Jun 11 03:17:51 1999 Jeffrey A Law (law@cygnus.com)
11199 * Makefile.in (libgcc2): Pass MAYBE_USE_COLLECT2 as an argument.
11200 * libgcc2.c (__CTOR_LIST, __DTOR_LIST); Do not provide
11201 initializers is some circumstances.
11203 * fixinc/inclhack.def (endif_label): Add additional selector for
11204 more bogus stuff after #endif statements.
11205 * fixinc/inclhack.sh, fixinc/fixincl.x: Rebuilt.
11207 Thu Jun 10 20:44:36 1999 Mumit Khan <khan@xraylith.wisc.edu>
11209 * i386/cygwin.h (SET_ASM_OP): Define.
11211 Thu Jun 10 20:37:57 1999 Mumit Khan <khan@xraylith.wisc.edu>
11213 * reg-stack.c (stack_reg_life_analysis): Find all the RETURN insns.
11215 Thu Jun 10 19:23:00 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
11217 * sh.h (TARGET_HARWARD, TARGET_HARVARD): Changed the former to the
11220 * sh.md (ic_invalidate_line_i): Remove second alternative.
11222 Thu Jun 10 06:55 1999 Bruce Korb <ddsinc09@ix.netcom.com>
11224 *fixinc/inclhack.def(sun_auth_proto): We do not know how to
11225 test for the presence of valid prototypes. Delete bypass expr.
11226 (ioctl_fix_ctrl): Correct the selection expression.
11227 (no_double_slash): Correct quoting rules
11228 *fixinc/fixincl.x: regen
11229 *fixinc/inclhack.sh: regen
11231 Thu Jun 10 15:08:15 1999 Nick Clifton <nickc@cygnus.com>
11233 * config/arm/arm.c (struct all_cores): Add ARM920 and ARM920t.
11235 Wed Jun 9 15:57:57 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
11237 * rs6000.md (movsi_got_internal_mem): Delete.
11238 * rs6000.h (CONDITIONAL_REGISTER_USAGE): Mark PIC_OFFSET_TABLE_REGNUM.
11239 (GOT_TOC_REGNUM): Delete.
11240 (PIC_OFFSET_TABLE_REGNUM): Define.
11241 (FINALIZE_PIC): Disable.
11242 * rs6000.c (rs6000_got_register): New code for fixed pic register.
11243 (rs6000_replace_regno): Delete.
11244 (rs6000_finalize_pic): Likewise.
11245 (output_prolog): Handle PIC_OFFSET_TABLE_REGNUM.
11247 Wed Jun 9 19:44:26 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
11249 * loop.c (loop_insn_first_p): Don't compare LUIDs when P
11250 is a note; use <= for the compare; advance P while it is
11253 Wed Jun 9 13:12:24 1999 Jeffrey A Law (law@cygnus.com)
11255 * fixinc/inclhack.def (no_double_slash): Fix quoting for test.
11256 * fixinc/inclhack.sh, fixinc/fixincl.x, fixinc/fixincl.sh; Rebuilt.
11258 * varasm.c (remove_from_pending_weak_list): Verify t->name
11259 is non-NULL before passing it to strcmp.
11261 Wed Jun 9 06:50 1999 Bruce Korb <ddsinc09@ix.netcom.com>
11263 *fixinc/inclhack.def(sun_auth_proto): bypass the patch if
11264 the typed arguments are not part of a comment
11265 (ioctl_fix_ctrl): Added a purpose comment
11266 *fixinc/fixincl.x: regenerate
11267 *fixinc/inclhack.sh: regenerate
11269 Wed Jun 9 22:57:02 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
11271 * invoke.texi: Add C4x invocation docs.
11273 Wed Jun 9 22:34:38 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
11275 * config/c4x/c4x.h (TARGET_EXPOSE_LDP, LEGITIMIZE_RELOAD_ADDRESS):
11277 * config/c4x/c4x.c (c4x_emit_move_sequence, src_operand): Use
11279 (c4x_legitimize_reload_address): New function.
11280 * config/c4x/c4x.md: Update docs.
11282 Wed Jun 9 04:14:48 1999 Jeffrey A Law (law@cygnus.com)
11284 * fixincludes: Avoid removing '.'.
11285 * fixinc/fixinc.svr4: Likewise.
11286 * fixinc/fixinc.winnt: Likewise.
11287 * fixinc/inclhack.tpl: Likewise.
11288 * fixinc/fixincl.sh, fixinc/inclhack.sh: Rebuilt.
11290 1999-06-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11292 * fixinc/inclhack.def (sun_catmacro): Escape parens in the select
11294 * fixinc/fixincl.x, fixinc/inclhack.sh: Rebuilt.
11296 Wed Jun 9 03:10:34 1999 Mumit Khan <khan@xraylith.wisc.edu>
11298 * c-pragma.c (handle_pragma_token): Handle `#pragma pack()'
11301 Tue Jun 8 13:06:15 1999 Jim Wilson <wilson@cygnus.com>
11303 * configure.in (rs6000-ibm-aix4.[12]*): Change rx6000 to rs6000.
11304 * configure: Regenerate.
11306 Tue Jun 8 05:47:48 1999 Richard Earnshaw (rearnsha@arm.com)
11308 * optabs.c (expand_cmplxdiv_wide): Use expand_abs to get the absolute
11311 Mon Jun 7 22:30:37 1999 Jeffrey A Law (law@cygnus.com)
11313 * fixinc/inclhack.def (avoid_bool): Also catch
11314 "typedef [unsigned] int bool".
11315 * fixinc/inclhack.sh, fixinc/fixincl.x, fixinc/fixincl.sh: Rebuilt.
11317 * m68k/x-hp3bsd44: Delete obsolete and incorrect file.
11318 * configure.in (m68k-hp-bsd4.4): No longer use x-hp3bsd44.
11319 * configure: Rebuilt.
11321 Mon Jun 7 22:05:03 1999 Mark Kettenis <kettenis@gnu.org>
11323 * config/i386/gnu.h: Include <gnu.h> right after <i386/linux.h>,
11324 such that we can override its definitions if necessary.
11325 (CPP_SPEC): New define. Support processor specific predefines via
11327 (CC1_SPEC): New define. Support processor specific compiler
11328 options via %(cc1_cpu).
11329 (STARTFILE_SPEC): New define. Use crt0.o instead of crt1.o for
11332 1999-06-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11334 * fixinc/inclhack.def (math_gcc_ifndefs): Insert whitespace
11335 between sed's -e flag, and the open-quote following it.
11336 * fixinc/fixincl.x, fixinc/fixincl.sh: Rebuilt.
11338 Mon Jun 7 20:34:20 1999 Robert Lipe <robertlipe@usa.net>
11339 Jeffrey A Law (law@cygnus.com)
11341 * varasm.c (assemble_start_function): Remove the function
11342 from the pending weak decls list when we define a function.
11343 (assemble_variable): Similarly for variables.
11344 (weak_finish): Ignore items on the list with a NULL name.
11345 (remove_from_ending_weak_list); New function to "remove" an item
11346 from the pending weak declarations list.
11348 Mon Jun 7 19:27:07 1999 Jerry Quinn <jquinn@nortelnetworks.com>
11350 * pa.md (fmpyfadd, fmpynfadd, fnegabs): New patterns.
11352 Mon Jun 7 14:07:39 1999 Dave Brolley <brolley@cygnus.com>
11354 * c-lex.c (GETC): Redefine to call getch.
11355 (UNGETC): Redefine to call put_back.
11356 (putback_buffer): New structure type.
11357 (putback): New static structure.
11358 (getch): New function.
11359 (put_back): New function.
11360 (yylex): Replace unused bytes from bad multibyte character.
11362 Mon Jun 7 13:33:39 1999 Dave Brolley <brolley@cygnus.com>
11364 * cpplib.c (do_define): Cast `alloca' return value.
11365 (do_include, do_undef, do_pragma): Likewise.
11366 * cpphash.c (dump_definition): Cast `xstrdup' and `alloca' return
11368 * cppfiles.c (initialize_input_buffer): Cast `xmalloc' return values.
11369 * gcc/cppspec.c (lang_specific_driver): Cast xmalloc return value.
11371 Sun Jun 6 11:58:34 1999 Jakub Jelinek <jj@ultra.linux.cz>
11373 * sparc.md (abstf2): This should be an expand.
11374 (split after abstf2_notv9): Fix mode.
11375 (abstf2_hq_v9): New pattern.
11376 (abstf2_v9): Only use when no hard quad.
11377 (absdf2_v9): Fix if target is not the same as source.
11378 (ashrsi3_extend, ashrsi3_extend2, lshrsi3_extend, lshrsi3_extend2):
11379 Add correct output constraints.
11381 Sat Jun 5 17:04:16 1999 Craig Burley <craig@jcb-sc.com>
11383 From Dave Love to egcs-patches on 20 May 1999 17:38:38 +0100:
11384 * invoke.texi: Clarify text vis-a-vis Intel CPUs.
11386 Sat Jun 5 12:11:24 1999 Mark Mitchell <mark@codesourcery.com>
11388 * mips.h (mips_output_conditional_branch): New function.
11389 (mips_adjust_insn_length): Likewise.
11390 (ASSEMBLER_SCRATCH_REGNUM): New macro.
11391 (ADJUST_INSN_LENGTH): Likewise.
11392 * mips.c (print_operand): Add `F' and `W' for floating-point
11393 comparison opcodes.
11394 (machine_dependent_reorg): Adjust MIPS16 code; instruction-lengths
11396 (mips_adjust_insn_length): New function.
11397 (mips_output_conditional_branch): New function.
11398 * mips.md (length): Adjust attribute definition to handle
11399 conditional branches. Change lengths to bytes, rather than
11400 instructions throughout. Remove length attribute from
11401 instructions whose length is four bytes, and rely on the default
11403 (dslot): Fix typo in comment.
11404 Reword conditional branch patterns to use
11405 mips_output_conditional_branch.
11407 Fri Jun 4 13:30:27 1999 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
11409 * alpha/osf.h (CPP_SUBTARGET_SPEC): Handle -threads.
11410 (LIB_SPEC): Likewise.
11411 Link with -lprof1_r for -g/-pg.
11413 1999-06-04 Andreas Schwab <schwab@issan.cs.uni-dortmund.de>
11415 * loop.c (check_dbra_loop): Fix change of Jan 19.
11417 Fri Jun 4 00:12:40 1999 Marc Espie <espie@cvs.openbsd.org>
11419 * freebsd-elf.h (SWITCH_TAKES_ARG): Redefine, not define.
11420 (STARTFILE_SPEC): Define, override the svr4.h version.
11421 (ENDFILE_SPEC): Likewise.
11423 Thu Jun 3 23:58:55 1999 Jeffrey A Law (law@cygnus.com)
11425 * fixinc/inclhack.def (limits_ifndefs): Also apply to sys/limits.h
11426 * fixinc/fixincl.x: Regenerated.
11427 * fixinc/inclhack.sh: Regenerated.
11429 Fri Jun 4 05:42:23 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
11431 * sh.c (barrier_align): Don't return early for normal branch/barrier
11432 when optimizing for SH2.
11434 Thu Jun 3 22:27:50 1999 Robert Lipe <robertlipe@usa.net>
11436 * i386/udk.h (LINK_SPEC): Correct linker search path for
11439 Fri Jun 4 03:20:40 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
11441 * sh.c (fixup_addr_diff_vecs): Emit braf reference label.
11442 (braf_label_ref_operand): Delete.
11443 * sh.h (PREDICATE_CODES): Remove braf_label_ref_operand.
11444 * sh.md (casesi_jump_2): Operand1 is now the inside of a
11445 label_ref, and has no predicate.
11446 The patten has a predicate to guard against invalid substitutions.
11447 (dummy_jump): Delete.
11448 (casesi): Update use of casesi_jump_2.
11450 Thu Jun 3 07:48 1999 Bruce Korb <ddsinc09@ix.netcom.com>
11452 *fixinc/inclhack.def(Io_Def_Quotes): corrected sed expression
11453 *fixinc/fixincl.x: regenerate
11454 *fixinc/inclhack.sh: regenerate
11456 Thu Jun 3 02:15:07 1999 Jason Merrill <jason@yorick.cygnus.com>
11458 * dwarf2out.c (add_incomplete_type): New fn.
11459 (gen_struct_or_union_type_die): Call it.
11460 (retry_incomplete_types): New fn.
11461 (dwarf2out_finish): Call it.
11463 Thu Jun 3 01:19:03 1999 Jeffrey A Law (law@cygnus.com)
11465 * gcse.c (insert_insn_end_bb): Correct placement of insns when the
11466 current block starts with a CODE_LABEL and ends with a CALL and
11467 we can not find all the argument setup instructions for the CALL.
11469 Wed Jun 2 15:44:15 1999 Mark Mitchell <mark@codesourcery.com>
11471 Revert this change:
11472 * fold-const.c (fold): STRIP_NOPS when deciding whether or not
11473 something is a candidate for optimize_bit_field_compare.
11475 Wed Jun 2 21:53:05 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
11477 * sh.h (CONST_OK_FOR_I, CONST_OK_FOR_L): Cast VALUE to HOST_WIDE_INT.
11479 Wed Jun 2 12:25:55 1999 Richard Henderson <rth@cygnus.com>
11481 * alpha.c (override_options): Thinko in last patch.
11483 * alpha/osf.h (CPP_SUBTARGET_SPEC): Define.
11484 (LIB_SPEC): Recognize -pthread.
11486 Wed Jun 2 08:42:55 1999 Nick Clifton <nickc@cygnus.com>
11488 * config/arm/tcoff.h (USER_LABEL_PREFIX): Synchronise with
11489 definition in config/arm/coff.h
11490 * config/arm/coff.h: Add comment about USER_LABEL_PREFIX.
11492 Wed Jun 2 07:07 1999 Bruce Korb <ddsinc09@ix.netcom.com>
11494 * fixinc/fixincl.c(global def): Add FD_SHELL_SCRIPT to mark
11495 fixes that need "file=xxx\n" prepended before invocation
11496 (start_fixer - new): starting the fixer process is complex enough
11497 to warrent its own routine. It prepends the "file=xxx\n" stuff.
11498 (process): uses the new routine; omit usage of putenv()
11499 * fixinc/fixincl.tpl: mark shell scripts with FD_SHELL_SCRIPT
11500 * fixinc/fixincl.x: regenerate
11502 Wed Jun 2 02:29:07 1999 Jeffrey A Law (law@cygnus.com)
11504 * README, configure.in, gcc.1, gcc.texi: Update name (egcs -> gcc)
11505 and version #s (1.1 -> 2.96) as needed.
11506 * README.g77: Kill way out of date file in the toplevel directory.
11508 Wed Jun 2 00:52:34 1999 David O'Brien <obrien@FreeBSD.org>
11510 * configure.in (i[34567]86-*-freebsdelf): Don't include linux.h,
11511 i386/freebsd-elf.h no longer requires it. Instead include svr4.h.
11512 * configure: Rebuilt.
11513 * i386/freebsd-elf.h (DEFAULT_VTABLE_THUNKS): Define.
11514 (ASM_COMMENT_START, ASM_APP_ON, ASM_APP_OFF, SET_ASM_OP): Likewise.
11515 (PREFERRED_DEBUGGING_TYPE, WCHAR_UNSIGNED): Likewise.
11516 (SWITCH_TAKES_ARG): Likewise.
11517 * i386/freebsd.h: Remove FREEBSD_NATIVE support.
11518 * config/t-freebsd: Moved from config/i386/ so it can used for all
11521 Mon May 31 02:22:55 1999 Philippe De Muyter <phdm@macqel.be>
11523 * m68k/x-mot3300 (XCFLAGS): Fixed to match stb.o, not f/stb.o.
11525 Wed Jun 2 00:08:34 1999 Robert Lipe <robertlipe@usa.net>
11527 * configure.in (i[34567]86-*-udk*): Install headers with cpio.
11528 * configure: Rebuilt.
11530 Tue Jun 1 19:06:22 1999 David Edelsohn <edelsohn@gnu.org>
11532 * rs6000/aix41.h (RS6000_CALL_GLUE): Define.
11533 * rs6000/aix43.h (RS6000_CALL_GLUE): Likewise.
11534 * rs6000/rs6000.c (rs6000_file_start): Use putc.
11535 (rs6000_output_load_toc_table): Same.
11536 (output_prolog, output_mi_thunk): Same.
11537 * rs6000/rs6000.h (SELECT_SECTION): Formatting.
11538 (ASM_GLOBALIZE_LABEL): Use putc.
11540 Mon May 31 15:23:23 1999 Richard Henderson <rth@cygnus.com>
11542 * alpha.md (reload_*_help): New patterns and splitters.
11543 (reload_*): Use them.
11544 (mov[qh]i): Likewise.
11546 Mon May 31 11:48:07 1999 Mark Mitchell <mark@codesourcery.com>
11548 * cccp.c (handle_directive): Handle backslash-newlines in quoted
11551 Mon May 31 09:36:11 1999 Cort Dougan <cort@cs.nmt.edu>
11553 * rs6000/linux.h (LINK_SPEC): Use emulation elf32ppclinux.
11555 Mon May 31 11:40:20 EDT 1999 John Wehle (john@feith.com)
11557 * flow.c (mark_regs_live_at_end, insn_dead_p,
11558 mark_set_1, mark_used_regs): Only give FRAME_POINTER_REGNUM
11559 and HARD_FRAME_POINTER_REGNUM special treatment if reload
11560 hasn't run or the frame pointer is needed.
11561 * haifa-sched.c (attach_deaths): Likewise.
11562 * sched.c (attach_deaths): Likewise.
11564 Mon May 31 00:46:17 1999 Jeffrey A Law (law@cygnus.com)
11566 * jump.c (jump_optimize_1): Only set CAN_REACH_END if
11567 calculate_can_reach_end returns nonzero.
11569 * configure.in (native gas tests): Search for an assembler in the
11570 same manner that the installed compiler will.
11571 * configure: Rebuilt.
11572 * tm.texi (MD_EXEC_PREFIX): Note need to update configure.in too.
11574 * alias.c (find_base_term): Improve handling of addresses
11575 constructed from binary operations.
11577 Sun May 30 14:29:17 1999 Eric Raskin (ehr@listworks.com)
11579 * dgux.h (STARTFILE_SPEC): Fix incorrectly matched curly-braces.
11581 Sun May 30 14:19:13 1999 Jeffrey A Law (law@cygnus.com)
11583 * function.h (cleanup_label, frame_offset): Declare.
11584 (tail_recursion_label, tail_recursion_reentry): Likewise.
11585 (arg_pointer_save_area, rtl_expr_chain): Likewise.
11586 * stmt.c (cleanup_label, frame_offset): Delete extern declarations.
11587 (tail_recursion_label, tail_recursion_reentry): Likewise.
11588 (arg_pointer_save_area, rtl_expr_chain): Likewise.
11590 Sat May 29 19:08:10 1999 Philip Blundell <philb@gnu.org>
11592 * config/arm/aout.h (ASM_OUTPUT_ALIGN): Only define if not already
11594 * config/arm/elf.h (ASM_OUTPUT_ALIGN): Define.
11595 (MAX_OFILE_ALIGNMENT): Define.
11597 Fri May 28 21:40 1999 Robert Lipe <robertlipe@usa.net>
11599 * fixincl.c: Replace local include scheme with #includes of
11600 gansidecl.h and system.h.
11601 * procopen.c: Likewise.
11602 * server.c: Likewise.
11604 Fri May 28 03:47:03 1999 Eric Raskin (ehr@listworks.com)
11606 * i386/t-dgux (EXTRA_PARTS): Add crti.o
11607 (crti.o): Add build rule and dependencies.
11608 * fixinc/fixinc.dgux: Use modified _int_varargs.h
11610 Fri May 28 03:41:02 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
11612 * rs6000/sysv4.h (CC1_SPEC): Add support for -profile
11613 (LIB_LINUX_SPEC): Likewise.
11614 (LIB_LINUX_SPEC): Add support for -pthread
11615 (CPP_OS_LINUX_SPEC): Likewise.
11616 (CPP_SYSV_SPEC): Avoid redefinitions if both -fpic and -fPIC are
11619 Thu May 27 13:04:52 1999 H.J. Lu (hjl@gnu.org)
11621 * i386.c (output_fp_cc0_set): Don't check the JUMP_INSN code for
11623 (notice_update_cc, output_float_compare): Enable TARGET_CMOVE support.
11624 (output_float_compare, output_fp_cc0_set): Fix the FLOAT comparison
11625 for IEEE math and CC_FCOMI.
11626 (put_jump_code): No IEEE if CC_FCOMI is set.
11628 1999-05-27 Andreas Schwab <schwab@issan.cs.uni-dortmund.de>
11630 * fold-const.c (fold_truthop): Make the field reference unsigned
11631 when converting a single bit compare.
11633 Thu May 27 02:40:48 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
11635 * loop.c (strength_reduce): Don't do biv->giv conversion on constants.
11637 Thu May 27 02:09:27 1999 Jeffrey A Law (law@cygnus.com)
11639 * varasm.c (STRIP_NAME_ENCODING): Remove default definition.
11640 * output.h (STRIP_NAME_ENCODING): Strip '*' like the old varasm
11643 * reload.c (push_reload): Do not call remove_address_replacements
11644 when presented with identical optional reloads.
11646 Wed May 26 14:18:05 1999 Richard Henderson <rth@cygnus.com>
11648 * alpha.h (MASK_FIX, TARGET_FIX): New.
11649 (MASK_*): Reorganize constants.
11650 (CPP_AM_FIX_SPEC): New.
11651 (TARGET_SWITCHES): Add FIX.
11652 (EXTRA_SPECS): Likewise.
11653 (CPP_CPU_EV6_SPEC): Use FIX, not CIX.
11654 (SECONDARY_MEMORY_NEEDED): Likewise.
11655 (REGISTER_MOVE_COST): Likewise.
11656 * alpha.c (override_options): Add FIX support. Always use
11657 ALPHA_TP_PROG for ev6.
11658 * alpha.md (sqrt and mov[sd]i patterns): Use FIX, not CIX.
11659 * alpha/elf.h (ASM_FILE_START): Look at FIX too.
11660 * configure.in (target_cpu_default2) [ev6]: Use FIX, not CIX.
11662 Wed May 26 09:53:05 1999 Mark Mitchell <mark@codesourcery.com>
11664 * fold-const.c (fold): STRIP_NOPS when deciding whether or not
11665 something is a candidate for optimize_bit_field_compare.
11667 Wed May 26 09:40:02 1999 Mark Mitchell <mark@codesourcery.com>
11669 * gcc.texi (Passes): Document branch-shortening.
11670 * invoke.texi (Debugging Options): Document the fact that `-dp'
11671 outputs length information for instructions.
11673 Wed May 26 08:49:31 1999 Nick Clifton <nickc@cygnus.com>
11675 * flow.c: Revert previous delta.
11677 Wed May 26 06:05:10 1999 Nick Clifton <nickc@cygnus.com>
11679 * flow.c (insn_dead_p): Check against frame_pointer_rtx not
11680 FRAME_POINTER_REGNUM.
11681 (mark_set_1): Ditto.
11682 (mark_used_regs): Ditto.
11684 Wed May 26 02:19:31 1999 Philip Blundell <pb@nexus.co.uk>
11686 * arm.h (NEED_PLT_GOT): Fix mistake in last change.
11687 (GOT_PCREL): New macro. Define to 1 if not already defined.
11688 * arm/elf.h (GOT_PCREL): Define to 0.
11689 * arm.c (arm_finalize_pic): Take into account the setting of
11692 Tue May 25 14:06:06 1999 Jeffrey A Law (law@cygnus.com)
11694 * output.h (STRIP_NAME_ENCODING): Provide default definition.
11695 * dwarf2out.c (ASM_NAME_TO_STRING): Use STRIP_NAME_ENCODING.
11697 * flow.c (mark_set_1): Do not record BLKmode stores as dead
11698 store elimination candidates.
11700 Tue May 25 08:55:57 1999 Gavin Romig-Koch <gavin@cygnus.com>
11702 * config/mips/mips.h (ASM_OUTPUT_DOUBLE_INT) : Use 'dword' if
11705 Mon May 24 20:30:08 1999 Jim Wilson <wilson@cygnus.com>
11707 * configure.in (rs6000-ibm-aix4.[12]*): Delete use of aix41-gld.h.
11708 Add use of x-aix41-gld.
11710 Mon May 24 16:44:09 1999 Jakub Jelinek <jj@ultra.linux.cz>
11712 * sparc/linux64.h (ASM_OUTPUT_CONSTRUCTOR): Define.
11713 (ASM_OUTPUT_DESTRUCTOR): Define.
11715 Mon May 24 14:35:24 1999 Jeffrey A Law (law@cygnus.com)
11717 * loop.c (strength_reduce): Do not clear NOT_EVERY_ITERATION at the
11718 last CODE_LABEL in a loop if we have previously passed a jump
11719 to the top of the loop.
11721 Mon May 24 07:56:29 1999 Nick Clifton <nickc@cygnus.com>
11723 * config/arm/arm.h (OUTPUT_INT_ADDR_CONST): Fix blunder made when
11724 applying Philip's patch.
11726 Mon May 24 01:02:12 1999 Mark Mitchell <mark@codesourcery.com>
11728 * stmt.c (expand_end_bindings): Ignore any elements of VARS that
11731 Sun May 23 20:31:16 1999 Jeffrey A Law (law@cygnus.com)
11733 * loop.c (strength_reduce): Grow reg_single_usage as needed.
11735 Sun May 23 10:13:20 1999 David O'Brien <obrien@FreeBSD.org>
11737 * i386/freebsd-elf.h (LINK_SPEC): Change -static to -Bstatic.
11738 Also remove a useless comment.
11740 Sun May 23 10:05:23 1999 Jerry Quinn <jquinn@nortelnetworks.com>
11742 * pa.md (negdf2,negsf2): Use fneg instead of fsub on pa 2.0.
11744 Sat May 22 21:02:06 1999 David Edelsohn <edelsohn@gnu.org>
11746 * collect2.c (main): Only generate import or export file and add
11747 to link arguments if non-empty. Use xmalloc not alloca.
11748 (write_{export,import}_file): Delete.
11749 (write_aix_file): New function.
11750 (locatelib): Use xmalloc not malloc.
11751 (GCC_OK_SYMBOL): Do not check type if aix64.
11753 Sat May 22 09:35:51 1999 Philip Blundell <pb@nexus.co.uk>
11755 Based on patch by Scott Bambrough and Pat Beirne:
11756 * config/arm/arm.c (making_const_table): New variable.
11757 * config/arm/arm.h (making_const_table): Declare.
11758 (OUTPUT_INT_ADDR_CONST): Mark symbols as position independent if
11760 * config/arm/arm.md (consttable_4, consttable_8, consttable_end):
11761 Keep track of when we are building the constant table.
11763 Sat May 22 09:34:22 1999 Philip Blundell <pb@nexus.co.uk>
11765 * config/arm/arm.c (arm_override_options): Fix erroneous warning
11768 Sat May 22 09:06:33 1999 Nick Clifton <nickc@cygnus.com>
11770 * config/arm/arm.h (NEED_PLT_GOT): Only define if not already
11773 Sat May 22 07:17:05 1999 Nick Clifton <nickc@cygnus.com>
11775 * tm.texi (FUNCTION_ARG): Correct description of a stack element
11778 Sat May 22 01:27:49 1999 Mark Mitchell <mark@codesourcery.com>
11780 * expr.h (lang_expand_constant): Guard with #ifdef TREE_CODE.
11782 Fri May 21 21:19:02 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
11784 * rs6000.c (output_mi_thunk): Enable full support again.
11786 Fri May 21 20:09:52 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
11788 * sh.h (BRANCH_COST): Define.
11790 Thu May 20 10:00:42 1999 Stephen L Moshier <moshier@world.std.com>
11792 * Makefile.in (GCC_FOR_TARGET): Add -I$(build_tooldir)/include.
11794 Thu May 20 09:58:57 1999 Jan Hubicka <hubicka@freesoft.cz>
11796 * function.c (assign_stack_local): Align stack slot propertly.
11797 (assign_outer_stack_local): Likewise.
11799 Thu May 20 10:38:43 1999 Mark Mitchell <mark@codesourcery.com>
11801 * expr.h (lang_expand_constant): Declare.
11802 * toplev.c (lang_expand_constant): Define it.
11803 * varasm.c (output_constant): Use it.
11805 Thu May 20 11:28:53 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11807 * optabs.c (expand_cmplxdiv_straight, expand_cmplxdiv_wide):
11808 Change function definitions to K&R style.
11810 Thu May 20 08:16:39 1999 Bruce Korb <ddsinc09@ix.netcom.com>
11812 * fixinc/fixincl.c: We must not ignore SIGCLD now.
11814 Thu May 20 07:06:39 1999 Alexandre Oliva <aoliva@acm.org>
11816 * fixinc/Makefile.in(gnu-regex.o): add $(INCLUDES) to compile options
11817 * fixinc/fixincl.c(wait_for_pid): K&R-ify arguments
11818 (several places): omit static initialization
11819 (process): use single fd, since only the read fd is used
11820 * fixinc/gnu-regex.c: define 'const' away, if not supported
11821 * fixinc/procopen.c(several places): omit static initialization
11822 * fixinc/server.c: define 'volitile' away, if not supported
11824 1999-05-20 Andreas Schwab <schwab@issan.cs.uni-dortmund.de>
11826 * config/dbxcoff.h (DBX_OUTPUT_MAIN_SOURCE_FILE_END): Use
11827 asm_fprintf and %L to generate the label name.
11828 * config/dbxelf.h (DBX_OUTPUT_MAIN_SOURCE_FILE_END): Likewise.
11829 (ASM_OUTPUT_SOURCE_LINE): Correct generation of internal labels.
11831 Thu May 20 01:40:55 1999 Jeffrey A Law (law@cygnus.com)
11833 * jump.c (can_reverse_comparison_p): Do not abort if the comparison
11834 insn for a conditional jump can not be found.
11836 Wed May 19 23:58:58 1999 Jeffrey A Law (law@cygnus.com)
11838 * mips.h (ENCODE_SECTION_INFO): Do not perform GP optimizations
11839 on variables in specific sections other than .sbss and .sdata.
11841 Wed May 19 03:56:56 1999 Mark Mitchell <mark@codesourcery.com>
11843 * stmt.c (expand_return): Call start_cleanup_deferral and
11844 end_cleanup_deferral around conditional code.
11846 Wed May 19 08:40:08 1999 Bruce Korb <ddsinc09@ix.netcom.com>
11848 * fixinc/fixincl.tpl: Avoid depending on ANSI C features for
11849 filename lists. Utilizes new "krstr" AutoGen function.
11850 * fixinc/fixincl.x: Rebuilt.
11852 Wed May 19 02:47:11 1999 Jan Hubicka (hubicka@freesoft.cz)
11854 * i386.c (output_float_compare): Avoid GNU-C extensions.
11856 Wed May 19 00:34:40 1999 Jeffrey A Law (law@cygnus.com)
11858 * version.c: Bump to distinguish mainline tree from the
11861 See ChangeLog.1 for earlier changes.
11864 add-log-time-format: current-time-string