1 Tue Sep 7 17:15:21 1999 Mark Mitchell <mark@codesourcery.com>
3 Add some machine-dependent GC roots.
4 * sparc.c: Include ggc.h.
5 (sparc_add_gc_roots): New function.
6 (mark_ultrasparc_pipeline_state): Likewise.
7 (override_options): Call sparc_add_gc_roots.
9 (pa_add_gc_roots): New function.
10 (mark_deferred_plabels): Likewise.
11 (override_options): Call pa_add_gc_roots.
12 * mips.c: Include ggc.h.
13 (mips_add_gc_roots): New function.
14 (override_options): Use it.
16 Tue Sep 7 11:39:41 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18 * cpperror.c (cpp_file_line_for_message): Constify a char*.
20 * cppexp.c (parse_number, parse_charconst, cpp_lex,
21 cpp_parse_expr): Add static prototypes.
22 (parse_charconst): Don't cast away const-ness.
23 (token): Constify a char*.
25 * cppfiles.c (file_name_list, include_hash, find_include_file,
26 finclude, initialize_input_buffer): Constify a char*.
27 (file_cleanup, find_position): Add static prototypes.
29 * cpphash.c (macro_cleanup, macarg, timestamp, special_symbol,
30 collect_expansion): Add static prototypes.
31 (cpp_install, create_definition, monthnames): Constify a char*.
33 * cpphash.h (cpp_install): Likewise.
35 * cppinit.c (known_suffixes, default_include,
36 dump_special_to_buffer, NAME, cpp_start_read, cpp_finish): Likewise.
37 (base_name, dump_special_to_buffer, initialize_dependency_output):
38 Add static prototypes.
40 * cpplib.c (my_strerror): Constify a char*.
41 (null_underflow, null_cleanup, skip_comment, copy_comment,
42 copy_rest_of_line, handle_directive, pass_thru_directive,
43 get_directive_token, read_line_number, cpp_print_file_and_line,
44 v_cpp_error, v_cpp_warning, v_cpp_error_with_line,
45 v_cpp_warning_with_line, detect_if_not_defined,
46 consider_directive_while_skipping): Add static prototypes.
47 (pass_thru_directive, check_macro_name, cpp_expand_to_buffer,
48 cpp_pedwarn_with_file_and_line): Constify a char*.
50 * cpplib.h (cpp_options, include_hash, progname, definition,
51 cpp_pedwarn_with_file_and_line, cpp_expand_to_buffer,
52 check_macro_name, cpp_pfatal_with_name, cpp_file_line_for_message,
53 find_include_file, deps_output, include_hash): Constify a char*.
55 * cppmain.c (progname): Constify.
56 (main): Add prototype. Use return, not exit.
58 * fix-header.c (fatal, add_symbols, lookup_std_proto, write_lbrac,
59 recognized_macro, check_macro_names, read_scan_file, write_rbrac,
60 inf_skip_spaces, inf_read_upto, inf_scan_ident, inf_scan_ident,
61 check_protection): Add static prototype.
63 (progname, recognized_macrom, recognized_extern): Constify a char*.
64 (main): Add prototype.
66 * gen-protos.c (progname): Constify a char*.
68 Tue Sep 7 00:47:52 1999 Mark Mitchell <mark@codesourcery.com>
70 * emit-rtl.c (free_emit_status): Take decl as a parameter.
71 (init_emit_once): Add more GC roots.
72 * except.c (mark_func_eh_entry): New function.
73 (mark_eh_node): Mark false_label and rethrow_label.
74 (init_eh): Add more GC roots.
75 * function.c (free_after_compilation): Take decl as a paramter.
76 Call free_stmt_status.
77 (mark_function_state): Don't assume x_parm_reg_stack_loc is
79 * function.h (free_after_compilation): Change prototype.
80 (free_varasm_status): Likewise.
81 (free_emit_status): Likewise.
82 (free_stmt_status): New function.
83 * ggc-simple.c (rtx, vecs, trees, strings, bytes_alloced_since_gc):
84 Remove, replacing with ...
85 (ggc_status): New structure.
86 (ggc_chain): New variable.
88 (ggc_push_context): New function.
89 (ggc_pop_context): Likewise.
90 (ggc_alloc_rtx): Adjust for use of ggc_chain.
91 (ggc_alloc_rtvec): Likewise.
92 (ggc_alloc_tree): Likewise.
93 (ggc_alloc_string): Likewise.
94 (ggc_mark_rtx): Mark NOTE_SOURCE_FILE and NOTE_RANGE_INFO.
95 (ggc_mark_tree): Give language-dependent code a chance to mark
97 (ggc_mark_tree_varray): Handle empty arrays.
98 (ggc_collect): Adjust for use of ggc_chain. Clear
99 bytes_alloced_since_last_gc.
100 * ggc.h (ggc_pop_context): New function.
101 (ggc_push_context): Likewise.
102 * print-tree.c (print_node): Don't print obstacks when GC'ing.
103 * stmt.c (free_stmt_status): New function.
104 (init_stmt_for_function): Clear last_expr_value.
105 * toplev.c (rest_of_compilation): Always call free_after_compilation.
106 Conditionalize call to ggc_collect.
107 (main): Call init_ggc.
108 * tree.c (push_obstacks): Do the push, even when GC'ing.
109 (push_obstacks_nochange): Likewise.
110 (pop_obstacks): Liekwise.
111 * varasm.c (free_varasm_status): Take decl as a parameter.
113 Tue Sep 7 08:15:49 1999 Gavin Romig-Koch <gavin@cygnus.com>
115 * config/mips/mips.h (MULTILIB_ENDIAN_DEFAULT) : New macro.
116 (MULTILIB_ENDIAN_DEFAULT) : Use the new macro.
117 * config/mips/elf64.h (MULTILIB_DEFAULTS) : Use the new macro.
118 * config/mips/r3900.h (MULTILIB_DEFAULTS) : Use the new macro.
120 Tue Sep 7 03:42:45 1999 Mark Klein (mklein@dis.com)
122 * pa/x-pa-mpeix: New file for the MPE port.
124 * pa/quadlib.asm: New file for long double support.
126 * configure.in: Add hppa1.0-*-mpeix for MPE port.
127 * configure: Rebuilt.
129 Tue Sep 7 10:08:40 1999 Andreas Schwab <schwab@suse.de>
131 * final.c (shorten_branches): Fix last change.
133 Tue Sep 7 00:30:32 1999 Jeffrey A Law (law@cygnus.com)
135 * pa.h (ASM_OUTPUT_DOUBLE_INT): Delete.
137 Mon Sep 6 22:44:47 1999 Jeffrey A Law (law@cygnus.com)
139 * Merge from gcc2 snapshot Jan 9, 1999. See FSFChangeLog for
142 Mon Sep 6 22:31:28 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
144 * c-aux-info.c (concat): Don't define.
146 * cccp.c (my_strerror): Likewise. All callers changed to use
148 (do_include): Call xstrdup, not xmalloc/strcpy.
149 (grow_outbuf): Don't check if xrealloc returns NULL, it can't.
150 (xmalloc, xrealloc, xcalloc, xstrdup): Don't define.
152 * collect2.c (my_strsignal): Likewise. All callers changed to use
154 (locatelib): Call xstrdup, not xmalloc/strcpy.
156 * 1750a.h (ASM_OUTPUT_INTERNAL_LABEL): Call xmalloc, not malloc.
158 * dsp16xx.c (override_options): Call xstrdup, not xmalloc/strcpy.
160 * i370.h (ASM_DECLARE_FUNCTION_NAME): Call xmalloc, not malloc.
162 * mips.c (build_mips16_call_stub): Call xstrdup, not xmalloc/strcpy.
164 * cppinit.c (cpp_options_init): Call xcalloc, not xmalloc/bzero.
166 * dwarfout.c (dwarfout_init): Call concat, not xmalloc/strcpy/...
168 * except.c (new_eh_region_entry): Call xmalloc/xrealloc, not
170 (find_all_handler_type_matches): Likewise. Don't check return
172 (get_new_handler, init_insn_eh_region, process_nestinfo): Call
174 (init_eh_nesting_info): Likewise. Call xcalloc, not xmalloc/bzero.
176 * gcc.c (xstrerror, xmalloc, xrealloc): Don't define.
177 (init_spec): Call xcalloc, not xmalloc/bzero.
178 (set_spec): Call xstrdup, not save_string.
179 (record_temp_file): Call xstrdup, not xmalloc/strcpy.
180 (find_a_file): Call xstrdup, not xmalloc/strcpy.
181 (process_command): Call xstrdup, not save_string.
182 (main): Call xcalloc, not xmalloc/bzero.
184 * gcov.c (xmalloc): Don't define.
185 (create_program_flow_graph): Call xcalloc, not xmalloc/bzero.
186 (scan_for_source_files): Call xstrdup, not xmalloc/strcpy.
187 (output_data): Call xcalloc, not xmalloc/bzero.
189 * haifa-sched.c (schedule_insns): Call xcalloc, not xmalloc/bzero.
191 * mips-tdump.c (xmalloc): Don't define.
192 (print_symbol): Call xmalloc, not malloc.
193 (read_tfile): Call xcalloc, not calloc.
195 * mips-tfile.c (xfree, my_strsignal, xmalloc, xcalloc, xrealloc):
196 Don't define. All callers of xfree/my_strsignal changed to use
197 free/strsignal instead.
198 (allocate_cluster): Call xcalloc, not calloc.
200 * objc/objc-act.c (lang_init): Call concat, not xmalloc/strcpy/...
201 Fix memory leak, free allocated memory.
203 * prefix.c (translate_name): Call xstrdup, not save_string.
204 (update_path): Likewise.
206 * profile.c (branch_prob): Call xstrdup, not xmalloc/strcpy.
208 * protoize.c (xstrerror, xmalloc, xrealloc, xfree, savestring2):
209 Don't define. Callers of xfree/savestring2 changed to use
212 * reload1.c (reload): Call xcalloc, not xmalloc/bzero.
213 (init_elim_table): Likewise.
215 * resource.c (init_resource_info): Likewise.
217 * stupid.c (stupid_life_analysis): Likewise.
219 * toplev.c (xmalloc, xcalloc, xrealloc, xstrdup): Don't define.
220 (open_dump_file): Call concat, not xmalloc/strcpy/...
221 (clean_dump_file): Likewise.
222 (compile_file): Call xstrdup, not xmalloc/strcpy.
224 Mon Sep 6 15:04:55 1999 Richard Henderson <rth@cygnus.com>
226 * v850.h (EXPAND_BUILTIN_VA_ARG): New.
227 * v850.c (v850_va_arg): New.
229 Tue Sep 7 09:36:01 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
231 * haifa-sched.c: Tidy comments.
233 Mon Sep 6 14:30:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
235 * Makefile.in (C_AND_OBJC_OBJS): Remove ggc-callbacks.o.
236 (c-parse.o, c-decl.o, c-lang.o, c-lex.o, c-common.o,
237 $(out_object_file)): Depend on ggc.h.
238 * c-common.c: Include "ggc.h".
239 (combine_strings): If doing GC, use ggc_alloc_string.
240 * c-decl.c: Include "ggc.h".
241 (ggc_p): Define with value 0.
242 (mark_binding_level): New function.
243 (init_decl_processing): Add GC roots.
244 (mark_c_function_context): New function.
245 (lang_mark_false_label_stack): New function.
246 (lang_mark_tree): New function.
247 (lang_cleanup_tree): New function.
248 * c-lang.c: Include "ggc.h".
249 (lang_init): Call c_parse_init.
250 * c-lex.c: Include "ggc.h".
251 (check_linenum): If doing GC, don't copy filenames to permanent
253 * c-parse.in: Include "ggc.h".
254 (c_parse_init): New function.
255 * c-tree.h (c_parse_init, mark_c_function_context): Declare.
256 * objc/Make-lang.in (objc-parse.o): Depend on ggc.h.
258 * except.c (mark_eh_state): Mark more state.
259 * function.c (mark_function_state): Likewise.
260 * ggc-simple.c (ggc_alloc_rtvec): Bring in sync with non-gc version.
261 (ggc_alloc_string) [GGC_DUMP]: Fix typo.
262 * toplev.c (mark_file_stack): New function.
263 (compile_file): If doing GC, use ggc_alloc_string on input filename.
264 (main): Add root for input_file_stack.
266 * i386.c: Include "ggc.h".
267 (ix86_mark_machine_status): New function.
268 (override_options): Set mark_machine_status.
270 Mon Sep 6 15:26:23 1999 Bernd Schmidt <bernds@cygnus.co.uk>
272 * tree.c (copy_node): Copy node contents also if doing GC.
274 Mon Sep 6 08:42:06 1999 Alexandre Oliva <oliva@dcc.unicamp.br>
276 * collect2.c (scan_libraries): Fix double-thinko :-).
278 Mon Sep 6 02:42:36 1999 Jeffrey A Law (law@cygnus.com)
280 * collect2.c (scan_libraries): Fix thinko.
282 * cse.c (delete_trivially_dead_insns): Do not skip the last
283 insn if it is a real insn.
285 Sun Sep 5 18:57:42 1999 Mark Mitchell <mark@codesourcery.com>
287 * Makefile.in (ggc-simple.o): Depend on hash.h.
288 * ggc.h (ggc_add_tree_hash_table_root): Declare.
289 (ggc_mark_tree_varray): Likewise.
290 (ggc_mark_tree_hash_table): Likewise.
291 * ggc-simple.c: Include hash.h.
292 (ggc_mark_tree_hash_table_ptr): New function.
293 (ggc_mark_tree_hash_table_entry): Likewise.
294 (ggc_mark_tree_hash_table): Likewise.
295 (ggc_add_tree_hash_table_root): Likewise.
296 * varray.h (const_equiv_data): Use struct rtx_def *, rather than
297 rtx, when defining fields.
299 Sun Sep 5 18:57:42 1999 Bernd Schmidt <crux@pool.informatik.rwth-aachen.de>
301 * profile.c (output_func_start_profiler): Remove apparently
302 nonsensical call to start_sequence.
304 Sun Sep 5 17:34:33 1999 Richard Henderson <rth@cygnus.com>
306 * clipper/clipper.c (clipper_va_start): Fix typos.
308 * pyr/pyr.c (pyr_build_va_list, pyr_va_start, pyr_va_arg): New stubs.
309 * spur/spur.c (spur_build_va_list, spur_va_start): New stubs.
310 (spur_va_arg): New stub.
312 * configure.in: Comment out pyramid.
314 Sun Sep 5 19:11:01 1999 Michael Meissner <meissner@cygnus.com>
316 * i386.h (MASK_{DEBUG_{ADDR,ARG},INTEL_SYNTAX}): Move so these
317 don't conflict with the bits that win32, cygwin, and dgux
320 Sun Sep 5 09:31:56 1999 Richard Henderson <rth@cygnus.com>
321 Bernd Schmidt <bernds@cygnus.co.uk>
323 * integrate.c (function_cannot_inline_p): Do not inline
324 functions with forced labels.
326 Sun Sep 5 00:35:17 1999 Richard Henderson <rth@cygnus.com>
327 Bernd Schmidt <bernds@cygnus.co.uk>
328 Mark Mitchell <mark@codesourcery.com>
330 * Makefile.in (ggc-simple.o): Depend on varray.h.
331 (rtl.o): Depend on ggc.h.
332 (genattrtab.o): Depend on ggc.h.
333 (print-tree.o): Likewise.
334 (fold-const.o): Likewise.
335 * emit-rtl.c (sequence_element_free_list): Remove, and all references.
336 (make_insn_raw): Don't cache insns when GC'ing.
337 (emit_insn_before): Likewise.
338 (emit_insn_after): Likewise.
339 (emit_insn): Likewise.
340 (start_sequence): Use xmalloc to allocate the sequence_stack.
341 (end_sequence): Add free to free it.
342 (gen_sequence): Don't cache insns when GC'ing.
343 (clear_emit_caches): Don't use sequence_element_free_list.
344 (init_emit): Use xcalloc, not xmalloc+bzero.
345 * fold-const.c (size_int_wide): Kill the cache, when GC'ing.
346 * function.c (pop_function_context_from): Use free to free the
347 fixup_var_refs_queue.
348 (put_reg_into_stack): Allocate it with xmalloc.
349 * genattrtab.c: Include ggc.h.
350 (operate_exp): Don't use obstack_free when GC'ing.
351 (simplify_cond): Likewise.
352 (simplify_text_exp): Likewise.
353 (optimize_attrs): Likewise.
354 * gengenrtl.c (gendef): Use ggc_alloc_rtx to allocate RTL, when
356 (gencode): Generate a #include for ggc.h.
357 * ggc-callbacks.c (ggc_p): Define it to zero.
358 * ggc-none.c (ggc_p): Likewise.
359 * ggc-simple.c: Include varray.h.
360 (ggc_mark_tree_varray): New function.
361 (ggc_add_tree_varray_root): Likewise.
362 (ggc_mark_tree_varray_ptr): Likewise.
363 * ggc.h (ggc_p): Declare.
364 (varray_head_tag): Likewise.
365 (ggc_add_tree_varray_root): Declare.
366 * print-tree.c (print_node): Don't check for TREE_PERMANENT
367 inconsistencies when GC'ing.
368 * rtl.c: Include ggc.h.
369 (rtvec_alloc): Use ggc_alloc_rtvec when GC'ing.
370 (rtx_alloc): Use ggc_alloc_rtx when GC'ing.
371 (rtx_free): Don't call obstack_free when GC'ing.
372 * toplev.c (rest_of_compilation): Call ggc_collect after every
374 * tree.c (push_obstacks): Do nothing, if GC'ing.
375 (pop_obstacks_nochange): Likewise.
376 (pop_obstacks): Likewise.
377 (make_node): Use ggc_alloc_tree when GC'ing.
378 (copy_node): Likewise.
379 (get_identifier): Use ggc_alloc_string when GC'ing.
380 (build_string): Likewise.
381 (make_tree_vec): Use ggc_alloc_tree when GC'ing.
382 (tree_cons): Likewise.
384 (type_hash_canon): Don't call obstack_free when GC'ing.
386 Sat Sep 4 21:52:32 1999 Richard Henderson <rth@cygnus.com>
388 * haifa-sched.c (schedule_block): Use next_nonnote_insn instead
389 of NEXT_INSN when examining speculative insns for SCHED_GROUP_P.
391 Sat Sep 4 20:40:19 1999 Richard Henderson <rth@cygnus.com>
392 Bernd Schmidt <bernds@cygnus.co.uk>
393 Mark Mitchell <mark@codesourcery.com>
395 * Makefile.in (stor-layout.o): Depend on ggc.h.
396 (expr.o): Depend on ggc.h.
397 (profile.o): Depend on ggc.h.
398 (stor-layout.o): Depend on ggc.h.
399 * emit-rtl.c (init_emit_once): Add gc roots.
400 * expr.c: Include ggc.h.
401 (emit_block_move): Add gc roots.
402 (clear_storage): Likewise.
403 * expr.h (init_stor_layout_once): New function.
404 * profile.c: Include ggc.h.
405 (init_arc_profiler): profiler_label is a root.
406 * scan.c (make_sstring_space): Trust xrealloc to function
407 correctly with first parameter NULL.
408 * stor-layout.c: Include ggc.h.
409 (set_sizetype): Add gc root.
410 (init_stor_layout_once): New function.
411 * toplev.c (compile_file): Call it.
413 Sat Sep 4 19:26:25 1999 Richard Henderson <rth@cygnus.com>
414 Bernd Schmidt <bernds@cygnus.co.uk>
415 Mark Mitchell <mark@codesourcery.com>
417 * Makefile.in (tree.o): Depend on ggc.h.
418 (varasm.o): Likewise.
419 (function.o): Likewise.
421 (except.o): Likewise.
422 (optabs.o): Likewise.
423 (emit-rtl.o): Likewise.
424 * emit-rtl.c: Include ggc.h.
425 (sequence_element_free_list): Remove, and all references.
426 (mark_sequence): New functions.
427 (mark_emit_state): New function.
428 * except.c: Include ggc.h.
429 (mark_eh_node, mark_eh_stack, mark_eh_queue): New functions.
430 (mark_tree_label_node): New functions.
431 (mark_eh_state): New function.
432 * function.c: Include ggc.h.
433 (mark_temp_slot, mark_function_chain): New functions.
434 (mark_function_state): New function.
435 (init_function_once): New function.
436 * function.h (init_function_once): New function.
437 * ggc-callbacks.c (lang_mark_false_label_stack): New function.
438 * ggc.h (label_node): Declare.
439 (eh_status, emit_status, stmt_status, varasm_status): Likewise.
440 (lang_mark_false_label_stack): New function.
441 (mark_temp_slot): Remove declaration.
442 (mark_function_chain): Likewise.
443 (mark_eh_state): Adjust prototype.
444 (mark_stmt_state, mark_emit_state, mark_varasm_state, mark_optab):
446 * optabs.c: Include ggc.h.
447 (mark_optab): New function.
448 (init_optabs): Add gc roots.
449 * stmt.c: Include ggc.h.
450 (mark_cond_nesting, mark_loop_nesting): New functions.
451 (mark_block_nesting, mark_case_nesting, mark_goto_fixup): Likewise.
452 (mark_stmt_state): New function.
453 * toplev.c (compile_file): Call init_function_once.
454 * tree.c: Include ggc.h.
455 (type_hash): Move declaration earlier in file.
456 (TYPE_HASH_SIZE, type_hash_table): Likewise.
457 (init_obstacks): Add gc roots.
458 (mark_type_hash): New function.
459 * varasm.c: Include ggc.h.
460 (mark_pool_constant): New function.
461 (mark_varasm_state): New function.
463 Sat Sep 4 22:28:56 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
465 * ggc-simple.c (ggc_root, ggc_collect): Wrap prototype with PROTO.
467 Sat Sep 4 18:01:45 1999 Bernd Schmidt <bernds@cygnus.co.uk>
469 * c-decl.c (struct language_function): Renamed from struct c_function.
471 (c_function_chain): Delete.
472 (push_c_function_context): New arg F. Don't warn about nested
473 functions here. Fill LANGUAGE elt of F. Delete code to update
474 c_function_chain. Don't call push_function_context.
475 (pop_c_function_context): New arg F. Restore from there instead of
476 from c_function_chain. Don't call pop_function_context. Clear out
477 LANGUAGE field of F when done.
478 * c-lang.c: Include "function.h"
479 (lang_init): Initialize save_lang_status and restore_lang_status.
480 * c-parse.in (nested_function, nested_function_notype): Warn about
481 nested functions. Call push_function_context/pop_function_context
482 instead of the _c_ variants.
483 * c-tree.h (push_c_function_context, pop_c_function_context): Update
485 * Makefile.in (c-lang.o): Update dependencies.
487 * emit-rtl.c (init_emit): Use xmalloc to allocate regno_reg_rtx,
488 regno_pointer_flag, regno_pointer_align.
489 (gen_reg_rtx): Use xrealloc to enlarge them.
490 (free_emit_status): New function.
491 * function.c (mark_machine_status, mark_lang_status): New variables.
492 (assign_stack_local_1): Renamed from assign_outer_stack_local. Merge
493 in some bits from assign_stack_local. All callers changed to use new
495 (assign_stack_local): Just call assign_stack_local_1.
496 (free_after_compilation): New function.
497 (put_reg_into_stack): Simplify to always call assign_stack_local_1.
498 (trampoline_address): Likewise.
499 (assign_parms): Use xcalloc/xrealloc to allocate parm_reg_stack_loc.
500 (prepare_function_start): Explicitly clear some more variables.
501 * function.h (struct function): New elt can_garbage_collect.
502 (mark_machine_status, mark_lang_status): Declare variables.
503 (free_after_compilation, free_emit_status, free_varasm_status,
504 init_varasm_status): Declare functions.
505 * toplev.c (rest_of_compilation): Call free_after_compilation when
506 done with the current function.
507 * varasm.c (free_varasm_status): New function.
509 Sat Sep 4 17:15:13 1999 Richard Henderson <rth@cygnus.com>
511 * sparc.h (EXPAND_BUILTIN_VA_START): Define.
512 (EXPAND_BUILTIN_VA_ARG): Define.
513 * sparc.c (sparc_va_start): New.
516 Sun Sep 5 11:11:59 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
518 * config/c4x/c4x.h (DBR_OUTPUT_SEQEND): Use XVECEXP not XEXPs.
520 Sun Sep 5 10:13:19 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
522 * config/c4x/c4x.h (CALLER_SAVE_PROFITABLE): Disable.
524 Sat Sep 4 13:44:01 1999 Mark Mitchell <mark@codesourcery.com>
526 * Makefile.in (C_AND_C_OBJS): Add gcc-callbacks.o.
528 (ggc-callbacks.o): New target.
529 * ggc-callbacks.c: New file.
531 Sat Sep 4 22:53:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
533 * expr.h: Collapse individual optab and libfunc vars to arrays.
534 (optab_index, libfunc_index): New enumerations.
535 (optab_table, libfunc_table): New arrays.
536 Add accessor macros for both.
538 * optabs.c (optab_table, libfunc_table): New.
539 Delete declarations for individual optab and libfunc vars.
541 Sat Sep 4 12:57:17 1999 Richard Henderson <rth@cygnus.com>
543 * i386/sco5.h (RETURN_POPS_ARGS): Name change ix86_return_pops_args.
545 Sat Sep 4 11:19:52 1999 Richard Henderson <rth@cygnus.com>
547 * Makefile.in (GGC, GGC_LIB): New.
548 (HOST_RTL): Include ggc-none.o.
549 (ggc-simple.o): New target.
550 (ggc-none.o): Likewise.
551 * tree.h (tree_common): Add gc_mark.
552 * rtl.h (struct rtx_def): Steal a bit from code to make gc_mark.
553 (struct rtvec_def): Add gc_mark.
554 * emit-rtl.c (global_rtl): Update static initializers to contain
556 * ggc.h, ggc-none.c, ggc-simple.c: New files.
557 * toplev.c (gc_time): New variable.
558 (all_time): New variable.
559 (compile_file): Print gc time.
560 (print_time): Calculate percentage of the whole.
562 Sat Sep 4 13:11:01 1999 Bernd Schmidt <bernds@cygnus.co.uk>
564 Change obstack memory management and varasm constant pool handling so
565 that nested functions are treated like any other functions.
566 * function.c (init_machine_status): New variable.
567 (push_function_context_to): Set contains_functions for the outer
568 function. Don't call save_varasm_status.
569 (pop_function_context_from): Don't call restore_varasm_status. Don't
570 set current_function_contains_functions.
571 (prepare_function_start): Call init_varasm_status rather than
572 init_const_rtx_hash_table. Call (*init_machine_status) if the pointer
574 * function.h (struct function) Add field varasm. Delete fields
575 inline_obstacks, inl_emit, const_rtx_hash_table, first_pool,
576 last_pool, const_rtx_sym_hash_table, pool_offset, const_double_chain.
577 (init_machine_status): Declare.
578 (save_varasm_status, restore_varasm_status): Delete declarations.
579 (save_tree_status, restore_tree_status): Delete last argument.
580 * integrate.c (initialize_for_inline): Lose arg COPY. Delete copying
581 code. All callers changed.
582 (copy_decl_list, copy_decl_tree, copy_decl_rtls, copy_for_inline,
583 save_constants_in_decl_trees, restore_constants, save_constants,
584 save_for_inline_eh_labelmap, save_for_inline_copying): Delete
586 (inlining): New variable.
587 (reg_map, label_map, insn_map, orig_asm_operands_vector,
588 copy_asm_operands_vector, copy_asm_constraints_vector): Delete
590 (save_for_inline_nocopy): Don't save constants.
591 Don't set inl_emit field in current_function.
592 (expand_inline_function): Use emit field, not inl_emit, of the inlined
593 function. Set new variable inlining before
594 calling copy_rtx_and_substitute.
595 (copy_rtx_and_substitute): In MEM and SYMBOL_REF cases, handle
596 constant pool references if inlining is nonzero.
597 Delete ADDRESS and (most of the) CONST cases.
598 (output_inline_function): Save and restore current_function/
599 current_function_decl. Delete restore_constants code. Don't call
600 init_const_rtx_hash_table.
601 * output.h (init_const_rtx_hash_table): Don't declare.
602 * rtl.h (struct function): Declare.
603 (get_pool_constant_for_function, get_pool_mode_for_function): Declare.
604 * toplev.c (rest_of_compilation): Don't treat nested functions or
605 functions containing them specially. Delete all code to deal with
606 save_for_inline_copying.
607 * tree.c (toplev_inline_obstacks, extra_inline_obstacks,
608 inline_obstacks): Delete variables.
609 (save_tree_status): Lose arg CONTEXT. All callers changed.
610 Simply allocate a new function_maybepermanent_obstack for the new
611 function, delete all the special cases.
612 Don't save inline_obstacks.
613 (restore_tree_status): Lose arg CONTEXT. All callers changed.
614 Delete special handling for function_maybepermanent_obstack; simply
616 Don't restore inline_obstacks.
617 (permanent_allocation): Delete code that frees inline_obstacks.
618 (print_inline_obstack_statistics): Delete function.
619 (dump_tree_statistics): Don't call it.
620 * varasm.c (struct varasm_status): New.
621 (const_rtx_hash_table, const_rtx_sym_hash_table, first_pool,
622 last_pool, pool_offset, const_double_chain): Delete global
623 variables, replace with accessor macros.
624 (immed_double_const): Don't walk const_double_chain outside a
625 function, but don't treat nested functions specially anymore.
626 (immed_real_const_1): Likewise.
627 (clear_const_double_mem): Don't treat nested functions specially.
628 (init_const_rtx_hash_table): Deleted, code moved to init_varasm_status.
629 (save_varasm_status, restore_varasm_status): Delete functions.
630 (init_varasm_status): New function.
631 (force_const_mem): Don't treat nested functions specially.
632 (find_pool_constant): Accept new arg F, search for constants in
633 that function's pool rather than the current one. All callers
635 (get_pool_constant_for_function, get_pool_mode_for_function): New
638 * i386.c (init_386_machine_status): New function, mostly from
639 clear_386_stack_locals.
640 (struct machine_functions): Rename element names to avoid name
642 (pic_label_rtx, pic_label_name, i386_stack_locals): New accessor
643 macros, replacing global variables.
644 (clear_386_stack_locals, save_386_machine_status,
645 restore_386_machine_status): Delete functions.
646 (override_options): Initialize init_machine_status.
647 * i386.h (INIT_EXPANDERS): Delete macro.
648 (save_386_machine_status, restore_386_machine_status,
649 clear_386_stack_locals): Delete declarations.
651 Sat Sep 4 16:56:28 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
653 * config/c4x/c4x.md (rptb_init): Renamed from *rptb_init.
654 (doloop_begin): Simplify pattern and use emit_jump_insn.
655 (doloop_end): Simplify pattern, switch operand order,
656 and use emit_jump_insn.
658 Fri Sep 3 19:02:38 1999 Bernd Schmidt <crux@pool.informatik.rwth-aachen.de>
660 * function.h (struct function): Add new element LANGUAGE.
661 (save_lang_status): Declare new variable.
662 (restore_lang_status): Likewise.
663 * function.c (save_lang_status): Define.
664 (restore_lang_status): Likewise.
665 (push_function_context_to): Call language-specific save function.
666 (pop_function_context_from): Call language-specific restore function.
668 Fri Sep 3 01:16:18 1999 Alasdair Baird <alasdair@wildcat.demon.co.uk>
670 * i386.md (movsf_1): Check REG_P before use of REGNO.
673 (extendsfdf2): Likewise.
674 (extendsfxf2): Likewise.
675 (extenddfxf2): Likewise.
677 Sat Sep 4 11:37:15 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
679 * config/c4x/c4x.c (c4x_emit_move_sequence): Do not force large
680 constants into memory.
681 (c4x_shiftable_constant): New function.
682 * config/c4x/c4x.c (LEGITIMATE_CONSTANT_P): Allow any CONST_INT.
683 (c4x_shiftable_constant): Declare.
684 * config/c4x/c4x.md (loadqi_big_constant, loadhi_big_constant,
685 ashlqi3_noclobber): Add new patterns and associated splitters.
687 Fri Sep 3 16:22:17 1999 Richard Henderson <rth@cygnus.com>
689 * dbxout.c (dbxout_init): Use xcalloc instead of xmalloc+bzero.
690 * dwarf2out.c (dwarf2out_frame_init): Likewise.
691 * final.c (shorten_branches): Likewise.
692 * global.c (global_alloc): Likewise.
693 * haifa-sched.c (build_control_flow): Likewise.
694 * stmt.c (check_for_full_enumeration_handling): Likewise.
695 (estimate_case_costs): Likewise.
697 Fri Sep 3 15:49:56 1999 Mark Mitchell <mark@codesourcery.com>
699 * rtl.h (RTL_CHECKC2): Fix typo in last change.
701 Fri Sep 3 15:13:34 1999 Richard Henderson <rth@cygnus.com>
703 * flow.c (propagate_block): Use XEXP not SET_DEST for a USE.
704 (recompute_reg_usage): Likewise.
705 * rtlanal.c (find_regno_fusage): Likewise.
707 * rtl.c (rtl_check_failed_code1): New function.
708 (rtl_check_failed_code2): New.
709 * rtl.h (RTL_CHECK1, RTL_CHECK2, RTVEC_ELT): Parenthesize args.
710 (RTL_CHECKC1, RTL_CHECKC2): New.
711 (XC*): New accessor macros.
712 (NOTE_*, LABEL_NAME, LABEL_NUSES, ADDRESSOF_REGNO): Use them.
713 (ADDRESSOF_DECL, JUMP_LABEL, LABEL_REFS, LABEL_NEXTREF): Likewise.
714 (CONTAINING_INSN, REGNO, INTVAL, SUBREG_REG, SUBREG_WORD): Likewise.
715 (ASM_OPERANDS_*, MEM_ALIAS_SET, SET_SRC, SET_DEST): Likewise.
716 (TRAP_*, RANGE_INFO_*): Likewise.
718 Fri Sep 3 15:10:20 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
720 * Makefile.in (tlink.o): Don't depend on toplev.h.
722 * collect2.c (c_file, o_file, export_file, import_file, ldout,
723 output_file, nm_file_name, ldd_file_name, strip_file_name,
724 c_file_name, prefix_list, libexts, is_ctor_dtor, find_a_file,
725 add_prefix, prefix_from_env, prefix_from_string, do_wait,
726 fork_execute, maybe_unlink, add_to_list,
727 extract_init_priority, write_list, dump_list,
728 dump_prefix_list, write_list_with_asm, write_c_file,
729 write_c_file_stat, write_c_file_glob, scan_prog_file,
730 scan_libraries, is_in_list, resolve_lib_name, use_import_list,
731 ignore_library, extract_string, notice, dump_file, target_machine,
732 collect_wait, collect_execute, libname, locatelib, aix_std_libs,
733 read_file, print_load_command): Constify a char*.
734 (fdopen, error, fatal, fatal_perror): Don't prototype.
735 (my_strerror): Remove. All callers use xstrerror instead.
736 (xcalloc, xmalloc, xrealloc, xstrdup, putenv): Remove definitions.
737 (main): Add prototype. Constify lots of char* ptrs. Change calls
738 to xcalloc/strcpy/strcat/... to one call to concat.
739 (main, scan_prog_file, scan_libraries): Use an intermediate
740 `const char **' to build an argv array.
741 (mapfile, libselect, libcompare, locatelib): Add prototypes.
743 * collect2.h (collect_execute, collect_wait, dump_file,
744 file_exists): Constify a char*.
745 (ldout, c_file_name, temporary_obstack, permanent_obstack,
746 temporary_firstobj, vflag, debug): Add extern declarations.
747 (fancy_abort, error, notice, fatal, fatal_perror): Add prototypes.
749 * tlink.c: Don't include toplev.h.
750 (vflag, debug, ldout, c_file_name, temporary_obstack,
751 permanent_obstack, temporary_firstobj): Don't declare.
752 (tlink_execute, frob_extension, symbol_hash_lookup,
753 file_hash_lookup, demangled_hash_lookup, tlink_init, freadsym,
754 recompile_files, read_repo_files, demangle_new_symbols,
755 scan_linker_output): Constify a char*.
756 (symbol_hash_newfunc, file_hash_newfunc, demangled_hash_newfunc,
757 do_tlink): Mark parameters with ATTRIBUTE_UNUSED.
759 Fri Sep 3 18:09:24 1999 Andrew Haley <aph@cygnus.com>
761 * config/m68k/m68kelf.h: Set USE_GAS; this makes gcc generate jbsr
762 (relative) rather than jsr (absolute) subroutine call insns.
763 * config/m68k/m68k-coff.h: Ditto.
765 Fri Sep 3 17:24:31 1999 Richard Earnshaw <rearnsha@arm.com>
767 * arm.c (note_invalid_constants): No need to ignore ASMs, we can
768 now rework these too.
769 (arm_reorg): If an insn can't reach the end of the current pool,
770 ensure that we emit that pool before the insn.
772 Fri Sep 3 09:14:32 1999 Marc Espie <espie@tetto.liafa.jussieu.fr>
774 * tlink.c (scan_linker_output): Skip the initial underscore in
775 a mangled name if appropriate.
777 Fri Sep 3 01:28:33 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
779 * objc/objc-act.c (objc_tree_code_type, objc_tree_code_length,
780 objc_tree_code_name, synth_id_with_class_suffix, warn_with_method,
781 error_with_ivar, gen_declarator, create_builtin_decl,
782 my_build_string, generate_descriptor_table, generate_ivars_list,
783 generate_dispatch_table, check_protocols, TAG_GETCLASS,
784 TAG_GETMETACLASS, TAG_MSGSEND, TAG_MSGSENDSUPER, TAG_EXECCLASS,
785 dump_base_name, lang_decode_option, build_encode_expr,
786 start_class, finish_class, encode_pointer, really_start_method,
787 gen_declaration, dump_interface, handle_class_ref, handle_impent):
789 (objc_demangle, objc_printable_name, generate_struct_by_value_array):
790 Add static prototypes.
791 (build_objc_string_decl, build_selector_reference_decl,
792 encode_bitfield, build_class_reference_decl): Remove unused
793 parameter, all callers changed.
794 (maybe_objc_method_name): Mark with ATTRIBUTE_UNUSED.
795 (objc_printable_name): Likewise. Change second parameter to type int.
796 (init_objc): Use memcpy, not bcopy, to avoid casts.
798 Thu Sep 2 21:49:52 1999 Richard Henderson <rth@cygnus.com>
800 * reload1.c (eliminate_regs_in_insn): Avoid eliminating the
801 reg notes on a deleted insn.
802 * gcse.c (hash_expr_1): Use XWINT on a CONST_DOUBLE.
804 Thu Sep 2 20:18:12 1999 Jeffrey A Law (law@cygnus.com)
806 * i386.c (ix86_attr_length_default): Handle TYPE_FXCH.
808 Thu Sep 2 22:00:08 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
810 * stmt.c (expand_asm_operands): Fix index into inout_mode when
813 Thu Sep 2 13:00:48 1999 Richard Henderson <rth@cygnus.com>
815 * stmt.c (expand_asm_operands): Invoke MD_ASM_CLOBBERS if present.
816 * tm.texi (MD_ASM_CLOBBERS): Document it.
818 Thu Sep 2 10:22:40 1999 Richard Henderson <rth@cygnus.com>
820 * dwarf2out.c (dwarf2out_line): Constify `lastfile'.
821 * except.c (expand_rethrow): Remove unused variable.
822 * expr.c (do_jump_by_parts_greater_rtx): Likewise.
823 * flow.c (replace_insns): Likewise.
824 (create_edge_list, verify_edge_list): Likewise.
825 * gcse.c (cprop_cc0_jump): Protect declaration with HAVE_cc0.
827 * genemit.c (gen_expand): Only emit `operands[N]' decl if there
828 is special code to run.
829 (main): Don't define operands to emit_operand.
830 * genrecog.c (main): Don't emit an empty peephole2_insn function.
832 * rtl.h (NOTE_BASIC_BLOCK): Use X0BBDEF.
834 * alpha/alpha.h (normal_memory_operand): Declare.
835 (reg_no_subreg_operand): Declare.
836 * alpha/elf.h (ASM_DECLARE_OBJECT_NAME): Use HOST_WIDE_INT_PRINT_DEC.
838 Thu Sep 2 10:19:20 1999 Richard Henderson <rth@cygnus.com>
840 * c-parse.in (compstmt_primary_start): New, broken out of first
841 part of compstmt handling in primary.
842 (primary): Use it. Add an error clause.
843 (compstmt_nostart): Renamed from compstmt; remove all
844 initial invocations of compstmt_start.
847 Thu Sep 2 01:35:50 1999 Marc Espie <espie@cvs.openbsd.org>
849 * protoize.c (gen_aux_info_file): Let pexecute call choose_temp_base if
852 Thu Sep 2 00:43:59 1999 Finn Hakansson <finn@axis.com>
854 * combine.c (simplify_shift_const): Remove extra semicolon.
855 * dwarf2out.c (remove_AT): Likewise.
856 * expmed.c (expand_mult): Likewise.
857 * gcov.c (create_program_flow_graph): Likewise.
858 * reorg.c (mostly_true_jump): Likewise.
860 Thu Sep 2 00:06:43 1999 Jeffrey A Law (law@cygnus.com)
862 * fold-const.c (fold_range_test): Do not try to fold the range
863 test if the rhs or lhs has side effects.
865 * combine.c (simplify_rtx): Recognize another case of a synthesized
868 * varasm.c (mark_constant_pool): When marking indirect references,
869 only look at SYMBOL_REFs.
871 * except.c (expand_fixup_region_end): Do not peek at
872 INSN_UID (node->entry->outer_context) for flag_new_exceptions.
874 Thu Sep 2 13:52:53 1999 Geoffrey Keating <geoffk@cygnus.com>
876 * flags.h: New variables align_loops, align_loops_log,
877 align_jumps, align_jumps_log, align_labels, align_labels_log,
878 align_functions, align_functions_log.
879 * toplev.c: Define them.
880 (f_options): Handle -falign-* when they have no argument.
881 (main): Add logic to set variables for -falign-functions,
882 -falign-jumps, -falign-labels, -falign-loops.
883 Make it -fsched-verbose=<n> and -finline-limit=<n>.
884 (display_help): Change help to match options.
885 * final.c (LABEL_ALIGN): Default to align_labels_log.
886 (LABEL_ALIGN_MAX_SKIP): Default to align_labels-1.
887 (LOOP_ALIGN): Default to align_loops_log.
888 (LOOP_ALIGN_MAX_SKIP): Default to align_loops-1.
889 (LABEL_ALIGN_AFTER_BARRIER): Default to align_jumps_log.
890 (LABEL_ALIGN_AFTER_BARRIER_MAX_SKIP): Default to align_jumps-1.
891 * varasm.c (assemble_start_function): Handle align_functions.
893 * config/sparc/sparc.h: Don't declare sparc_align_*.
894 Don't provide LABEL_ALIGN_AFTER_BARRIER or LOOP_ALIGN.
895 (DEFAULT_SPARC_ALIGN_FUNCS): Delete; take functionality into
897 (FUNCTION_BOUNDARY): Fix incorrect use---it's not just a request,
899 * config/sparc/sparc.c: Delete sparc_align_loops,
900 sparc_align_jumps, sparc_align_funcs and the corresponding string
902 (sparc_override_options): Default align_functions on ultrasparc.
903 Delete -malign-* handling.
905 * config/mips/mips.c (override_options): On 64-bit targets,
906 try to align code to 64-bit boundaries.
907 (print_operand): New substitution, %~,
908 which aligns labels to align_labels_log.
909 * config/mips/mips.md (div_trap_normal): Use %~.
910 (div_trap_mips16): Likewise.
915 (ashldi3_internal): Likewise.
916 (ashrdi3_internal): Likewise.
917 (lshrdi3_internal): Likewise.
918 (casesi_internal): Likewise.
920 Wed Sep 1 21:13:48 1999 Richard Henderson <rth@cygnus.com>
922 Merge new ia32 backend from the branch!
924 * i386.h, i386.c, i386.md, reg-stack.c, i386/unix.h: Many changes.
925 See ChangeLog.P2 on new_ia32_branch for details.
927 * rtl.h (stack_regs_mentioned_p): Delete prototype.
928 * i386/cygwin.h (SUBTARGET_PROLOGUE): No more do_rtl.
929 * i386/win32.h (SUBTARGET_PROLOGUE): Likewise.
930 * i386/gas.h (ASM_FILE_START): Define.
931 * i386/winnt.c (i386_pe_valid_decl_attribute_p): Update
932 for name change of ix86_valid_decl_attribute_p.
933 (i386_pe_valid_type_attribute_p): Similarly.
935 Wed Sep 1 18:21:23 1999 Richard Henderson <rth@cygnus.com>
937 * emit-rtl.c (init_emit_once): Don't use GET_MODE_WIDER_MODE
938 to step through CC modes.
940 Wed Sep 1 20:18:06 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
942 * regmove.c (fixup_match_1): Don't move INSN in front of P if
943 it would end up in the shadow of a live flags regsiter.
945 Wed Sep 1 11:32:00 1999 Bernd Schmidt <bernds@cygnus.co.uk>
947 * reload1.c: Fix many indentation problems.
948 * reload.c: Likewise.
950 Tue Aug 31 22:08:03 1999 Marc Espie <espie@cvs.openbsd.org>
952 * alias.c (non_local_reference_p): Constify fmt.
954 Tue Aug 31 23:19:35 1999 Michael Meissner <meissner@cygnus.com>
956 * config/i386/xm-cygwin.h (HAVE_DOS_BASED_FILE_SYSTEM): Define.
958 Tue Aug 31 16:44:52 1999 Jeffrey A Law (law@cygnus.com)
960 * cse.c (delete_trivially_dead_insns): Do not delete stores to
961 the internal_arg_pointer.
963 Tue Aug 31 13:35:42 1999 Richard Henderson <rth@cygnus.com>
965 Merge peephole2 from new_ia32_branch:
966 * Makefile.in (STAGESTUFF): Add *.peephole2.
967 (mostlyclean): Likewise.
968 (recog.o): Depend on resource.h.
970 * final.c (peephole): Conditionalize decl on HAVE_peephole.
971 (final_scan_insn): Likewise for the invocation of peephole.
972 * genconfig.c (main): Look for peephole and peephole2 patterns.
973 Emit HAVE_peephole* accordingly.
974 * genpeep.c (main): Conditionalize entire output on HAVE_peephole.
975 * flags.h (flag_peephole2): Declare.
976 * toplev.c: New pass peephole2. New flag -fpeephole2.
978 * genattrtab.c (main): Count DEFINE_PEEPHOLE2.
979 * gencodes.c (main): Likewise.
980 * genextract.c (main): Likewise.
981 * genoutput.c (main): Likewise.
982 * genemit.c (max_operand_1): Look for the max scratch operand.
983 (gen_rtx_scratch): New.
984 (gen_exp): Use it, and pass on new arg subroutine_type.
985 (gen_expand): Take max scratch into account.
986 (gen_split): Emit peephole2 functions.
987 (output_peephole2_scratch): New.
988 (main): Include hard-reg-set.h and resource.h. Handle peephole2.
989 * genrecog.c (routine_type): Add PEEPHOLE2.
991 (make_insn_sequence): Match outer parallel for peep2. Discard
992 top level scratches and dups.
993 (add_to_sequence): New args insn_type and top. Update all callers.
994 Handle toplevel peep2 matching insns.
995 (write_subroutine): Handle peep2.
996 (write_tree_1): Likewise.
997 (write_tree): Likewise.
999 (change_state): New arg afterward. Update all callers.
1000 Handle matching separate insns.
1001 * recog.c (recog_next_insn): New.
1002 (peephole2_optimize): New.
1003 * rtl.def (DEFINE_PEEPHOLE2): New.
1004 * resource.c (find_free_register): New argument last_insn. Use it
1005 to find a register available through the entire span.
1006 * resource.h (find_free_register): Update prototype.
1008 Tue Aug 31 11:51:06 1999 Jim Kingdon <http://developer.redhat.com>
1010 * i386.c (output_strlen_unroll): Don't write xops[7]
1011 label if it wasn't set.
1013 1999-08-31 12:44 -0700 Zack Weinberg <zack@bitmover.com>
1015 * cpplib.c (struct directive): Const-ify name pointer and
1016 function pointer prototype.
1017 (validate_else, do_define, do_line, do_include, do_undef,
1018 do_error, do_pragma, do_ident, do_if, do_xifdef, do_else,
1019 do_elif, do_endif, do_sccs, do_assert, do_unassert,
1020 do_warning): Const-ify second arg.
1021 (directive_table): Mark const. Reorder entries by frequency
1022 of usage, record statistics.
1024 1999-08-31 12:20 -0700 Zack Weinberg <zack@bitmover.com>
1026 * rtl.h (RTL_CHECK1, RTL_CHECK2): New macros which type- and
1027 bounds- check RTL accesses if --enable-checking.
1028 (RTVEC_ELT): Bounds check if --enable-checking.
1029 (XWINT, XINT, XSTR, XEXP, XVEC, XMODE, XBITMAP, XTREE,
1030 XBBDEF): Use RTL_CHECK1/RTL_CHECK2 as appropriate.
1031 (XVECEXP, XVECLEN): Define in terms of XVEC, RTVEC_ELT, and
1033 (X0WINT, X0INT, X0STR, X0EXP, X0VEC, X0MODE, X0BITMAP, X0TREE,
1034 X0BBDEF, X0ADVFLAGS): New macros for accessing '0' slots of RTXes.
1036 (ADDR_DIFF_VEC_FLAGS): Use X0ADVFLAGS.
1037 (NOTE_SOURCE_FILE): Use X0STR.
1038 (NOTE_BLOCK_NUMBER, NOTE_EH_HANDLER, LABEL_NUSES,
1039 MEM_ALIAS_SET): Use X0INT.
1040 (NOTE_RANGE_INFO, NOTE_LIVE_INFO, NOTE_BASIC_BLOCK,
1041 JUMP_LABEL, LABEL_REFS, LABEL_NEXTREF, CONTAINING_INSN):
1043 * real.h (CONST_DOUBLE_CHAIN): Use X0EXP.
1044 * rtl.c (copy_rtx, copy_most_rtx): Copy '0' slots with X0WINT.
1045 (rtl_check_failed_bounds, rtl_check_failed_type1,
1046 rtl_check_failed_type2, rtvec_check_failed_bounds): New
1048 (fancy_abort): Fix comment.
1050 * cse.c (canon_hash): Read CONST_DOUBLE data slots with XWINT.
1051 (cse_insn): Decrement LABEL_NUSES for jump target before
1053 * emit-rtl.c (gen_rtx_CONST_DOUBLE): Use X0EXP for slot 1.
1054 * final.c (alter_subreg): Compute regno before changing x to
1055 REG; set REGNO(x) after changing it.
1056 * flow.c (count_basic_blocks): Use XWINT to inspect EH_REGION
1057 notes containing CONST_INTs.
1058 (delete_eh_regions): Use NOTE_EH_HANDLER.
1059 * function.c (put_reg_into_stack): Make reg a MEM before
1061 (fixup_var_refs_insns): Save REG_NOTES (insn) in case we
1063 (gen_mem_addressof): Make reg a MEM before initializing it.
1064 * integrate.c (copy_rtx_and_substitute): Copy '0' slots with
1066 * local-alloc.c (update_equiv_regs): Zap REG_NOTES before
1067 deleting an insn, not after.
1068 (block_alloc): Only look at PATTERN(insn) if we have to, and
1069 only if it's format class 'i'.
1070 * loop.c (check_dbra_loop): Check bl->biv->add_val is a
1071 CONST_INT before using its INTVAL.
1072 * print-rtl.c (print_rtx): Use X0STR.
1073 * regmove.c (fixup_match_1): Don't look at PATTERN of
1074 non-class-'i' insn chain elements.
1075 * reload.c (loc_mentioned_in_p): Take address of
1076 in->fld[1].rtx directly.
1077 * reload1.c (reload): Change reg to a MEM before initializing
1079 * varasm.c (mark_constant_pool): Skip CONST_DOUBLES, which
1081 * config/i386/i386.md (decrement_and_branch_if_zero): Fix typo.
1083 Fri Aug 20 13:43:41 1999 Andrew Haley <aph@cygnus.com>
1085 * config/mips/mips.c (machine_dependent_reorg): Force a
1086 barrier to output the local constant pool if a barrier hasn't
1087 been found at a natural point in the instruction stream.
1089 Mon Aug 30 22:04:36 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1091 * c-parse.in (language_string): Constify.
1093 * dwarf2out.c (language_string): Remove declaration.
1095 * dwarfout.c (language_string): Likewise.
1097 * toplev.c (language_string, init_parse, finish_parse): Likewise.
1099 * tree.h (language_string, init_parse, finish_parse): Declare.
1101 * i386/sun386.h (language_string): Remove declaration.
1103 * mips.h (language_string): Likewise.
1105 * nextstep.h (language_string): Likewise.
1107 * nextstep21.h (language_string): Likewise.
1109 * rs6000.c (language_string): Likewise.
1111 Mon Aug 30 20:56:08 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1113 * Makefile.in (OBJS, PROTO_OBJS): Remove getpwd.o.
1114 (getpwd.o): Remove target.
1116 * getpwd.c: Delete file. Its in libiberty now.
1118 * dbxout.c (getpwd): Don't prototype.
1119 * dwarf2out.c (getpwd): Likewise
1120 * dwarfout.c (getpwd): Likewise
1121 * final.c (getpwd): Likewise.
1122 * protoize.c (getpwd): Likewise.
1124 Mon Aug 30 20:21:34 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1126 * cse.c: (fold_rtx): Cast to HOST_WIDE_INT in left shift.
1128 Mon Aug 30 16:07:49 1999 Richard Henderson <rth@cygnus.com>
1130 * flow.c (new_insn_dead_notes): Use sets_reg_or_subreg not
1133 Mon Aug 30 12:23:53 1999 Jim Wilson <wilson@cygnus.com>
1135 * fixinc/Makefile.in (subdir): New.
1136 (fixincl.x, inclhack.sh, fixincl.sh): Use cp instead of $(CP).
1139 Mon Aug 30 01:02:09 1999 Jeffrey A Law (law@cygnus.com)
1141 * emit-rtl.c (copy_rtx_if_shared): A MEM which references
1142 virtual_stack_vars_rtx or virtual_incoming_args_rtx can not
1145 * invoke.texi: Fix typo.
1147 * dwarf2out.c (mem_loc_descriptor): New argument MODE. All callers
1148 changed. Handle autoincrement addressing modes.
1150 * integrate.c (copy_rtx_and_substitute): Handle internal_arg_pointer
1151 just like we would the virtual incoming args register when
1154 Sun Aug 29 23:17:54 1999 David Edelsohn <edelsohn@gnu.org>
1156 * rs6000.h (ASM_FILE_START): Specify complete filename, including
1157 path, in .file directive.
1159 Sun Aug 29 05:06:43 1999 Russ Allbery <rra@stanford.edu>
1161 * gcc.texi (External Bugs): Remove obsolete note about Perl on
1164 1999-08-29 08:38 -0700 Zack Weinberg <zack@bitmover.com>
1166 * stdbool.h: Make the typedef name _Bool, with bool a #defined
1169 Sun Aug 29 09:36:50 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1171 * tree.c (tree_code_name): Constify a char*.
1173 * tree.h (tree_code_name, decl_printable_name): Likewise.
1175 * function.h (struct function): Likewise.
1177 * toplev.c (decl_name, decl_printable_name): Likewise.
1179 * vax/vms.h (MAYBE_VMS_FUNCTION_PROLOGUE): Likewise.
1181 * objc/objc-act.c (decl_printable_name): Remove redundant prototype.
1182 (init_objc): Remove function pointer cast.
1184 Sun Aug 29 05:01:17 1999 John David Anglin <dave@hiauly1.hia.nrc.ca>
1186 * pa.md (interspace_jump): New pattern.
1187 (builtin_longjmp): New expander.
1189 1999-08-29 Bernd Schmidt <bernds@cygnus.co.uk>
1191 * fp-bit.c (add, sub, multiply, divide, compare, _eq_f2, _ne_f2,
1192 _gt_f2, _ge_f2, _lt_f2, _le_f2, float_to_si, float_to_usi, negate,
1193 sf_to_df, df_to_sf): Fix potential problem with alias analysis.
1195 Sun Aug 29 04:30:52 1999 John Wehle (john@feith.com)
1197 * jump.c (delete_prior_computation): Also check calls
1198 to constant functions. Don't bother checking for a
1199 REG_UNUSED note before adding it.
1200 (delete_computation): Handle multi-word hard registers
1201 when synthesizing missing REG_DEAD notes for a register
1202 which is both set and used by an insn.
1204 1999-08-29 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1206 * loop.c (this_loop_info): New variable.
1207 (loop_has_call, loop_has_volatile, loop_has_tablejump,
1208 loop_continue, loops_enclosed): Replace with fields in this_loop_info.
1210 (prescan_loop, strength_reduce): New argument loop_info. All callers
1212 (scan_loop): New variable loop_info, initialise to address of
1214 (prescan_loop): Set loop_info->vtop if find NOTE_INSN_LOOP_VTOP.
1215 Delete variable loop_has_multiple_exit targets and replace with
1216 field in this_loop_info.
1217 (find_and_verify_loops): Rename this_loop to this_loop_num.
1218 (strength_reduce): Delete loop_iteration_info. Replace variable
1219 loop_info with function argument of same name.
1220 (insert_bct): Rework test for loop being completely unrolled.
1222 * loop.h (struct loop_info): New fields num, loops_enclosed,
1223 has_call, has_volatile, has_tablejump, has_multiple_exit_targets,
1224 has_indirect_jump, and cont. Redefine use of unroll_number.
1225 (loop_unroll_number): Delete.
1227 * unroll.c (unroll_loop): Store loop unroll count in unroll_number
1229 (loop_iterations): Delete variable vtop and instead use
1230 loop_info->vtop computed in prescan_loop.
1232 Sun Aug 29 03:27:23 1999 Scott Weikart <scott@igc.apc.org>
1234 * fix-header.c (main): Do not pass a null pointer to strcmp.
1236 Sun Aug 29 03:18:48 1999 William Bader (william@nscs.fast.net)
1238 * configure.in (i[34567]86-*-sco3.2v4*): Target does not truncate
1240 * configure: Rebuilt.
1242 Sat Aug 28 19:36:05 1999 Jeffrey A Law (law@cygnus.com)
1244 * jump.c (jump_optimize_1): Do not delete assignments to
1245 internal_arg_pointer.
1246 * cse.c (delete_trivially_dead_insns): Always consider a set of
1247 the internal_arg_pointer live.
1249 Sat Aug 28 16:24:31 1999 Richard Henderson <rth@cygnus.com>
1251 * flow.c (flow_delete_insn_chain): Rename from delete_insn_chain.
1252 (update_life_info) [REG_WAS_0]: Search the original insns rather
1253 than the new insns for the note. Fix typos finding note_dest.
1254 If no dest found, discard the note rather than abort.
1255 [REG_NOALIAS]: Handle as REG_NO_CONFLICT.
1256 (replace_insns): Remove the old insn list after update_life_info
1259 Sat Aug 28 16:20:12 1999 Richard Henderson <rth@cygnus.com>
1261 * haifa-sched.c (sched_analyze): Clear LOG_LINKS before calling
1263 (sched_analyze_1): Let add_dependence care for not adding dups.
1264 (sched_analyze_2): Likewise.
1265 (add_branch_dependences): Likewise.
1267 Sat Aug 28 15:58:16 1999 Mumit Khan <khan@xraylith.wisc.edu>
1269 * i386/winnt.c (export_list): New type.
1270 (exports_head): Rename to
1271 (export_head): this.
1272 (i386_pe_record_exported_symbol): Add is_data flag.
1273 (i386_pe_asm_file_end): Emit directive for exported variables.
1274 * i386/cygwin.h (i386_pe_record_exported_symbol): Update
1276 * i386/cygwin.h (ASM_OUTPUT_COMMON): Specify symbol type.
1277 (ASM_DECLARE_OBJECT_NAME): Likewise.
1278 (ASM_DECLARE_FUNCTION_NAME): Likewise.
1279 * i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
1281 Fri Aug 27 15:35:24 1999 Jeffrey A Law (law@cygnus.com)
1283 * cse.c (fold_rtx): Work around bug in Sun V5.0 compilers.
1285 * pa.c (emit_move_sequence): Do not stop on SUBREG_WORD of an
1288 Fri Aug 27 14:01:19 1999 Marc Espie <espie@cvs.openbsd.org>
1290 * config/openbsd.h: Define SET_ASM_OP.
1291 * tm.texi: cross-reference SET_ASM_OP in the index.
1293 1999-08-27 13:27 -0700 Zack Weinberg <zack@bitmover.com>
1295 * rtl.c: Define CONST_DOUBLE_FORMAT to the appropriate format
1296 for a CONST_DOUBLE, at compile time. Initialize rtx_length
1297 and class_narrowest_mode at compile time. Kill init_rtl.
1298 Mark rtx_length, mode_class, mode_size, mode_unit_size,
1299 mode_wider_mode, mode_mask_array, class_narrowest_mode, and
1300 rtx_format as const. Kill all references to EXTRA_CC_MODES or
1302 * rtl.def (CONST_DOUBLE): Use CONST_DOUBLE_FORMAT macro for
1304 * rtl.h: Declare rtx_length and rtx_format as const.
1305 * machmode.def: Define CC(). Use CC() to define CCmode. If
1306 EXTRA_CC_MODES is defined, expand it here.
1307 * machmode.h: Declare mode_class, mode_size, mode_unit_size,
1308 mode_wider_mode, mode_mask_array, and class_narrowest_mode as
1309 const. Kill all references to EXTRA_CC_MODES.
1311 * toplev.c: Don't prototype or call init_rtl.
1312 * optabs.c: Don't call init_mov_optab.
1313 * genemit.c: Don't generate init_mov_optab. Don't call
1315 * gengenrtl.c: Duplicate calculation of CONST_DOUBLE_FORMAT
1317 * genattr.c, genattrtab.c, gencodes.c, genconfig.c,
1318 genextract.c, genflags.c, genopinit.c, genoutput.c, genpeep.c,
1319 genrecog.c: Don't call init_rtl.
1321 * arc.h, arm.h, c4x.h, i386.h, i960.h, m88k.h, pa.h, pdp11.h,
1322 rs6000.h, sparc.h: Don't define EXTRA_CC_NAMES. Use CC() in
1323 definition of EXTRA_CC_MODES.
1325 * md.texi: Kill ref to EXTRA_CC_NAMES.
1326 * tm.texi: Document new way to define EXTRA_CC_MODES.
1328 * genrecog.c: Do not look up the name of a define_split.
1331 Fri Aug 27 17:03:42 1999 Nick Clifton <nickc@cygnus.com>
1333 * config/v850/v850.md: Fix typo introduced by previous delta.
1335 Fri Aug 27 09:48:59 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1337 * gcc.c (fatal): Make definition static to match prototype.
1339 Fri Aug 27 10:33:35 1999 Bernd Schmidt <bernds@cygnus.co.uk>
1341 * combine.c (get_last_value): Don't look for earlier sets if the last
1342 known set is somewhere in between the insns being combined.
1344 Fri Aug 27 10:03:12 BST 1999 Nathan Sidwell <nathan@acm.org>
1346 * configure.in: Don't use shell ! to negate exit codes
1347 * configure: Regenerate
1349 Fri Aug 27 09:36:17 1999 Andreas Schwab <schwab@suse.de>
1351 * function.c (assign_stack_temp_for_type): Fix change of Mar 5 for
1352 the fact that ALIGN is measured in bits, not bytes.
1354 1999-08-27 00:27 -0700 Zack Weinberg <zack@bitmover.com>
1356 * errors.c: New file; defines functions error, warning, and
1357 fatal, variables have_error and progname.
1358 * errors.h: New file; prototypes and decls for stuff in errors.c.
1360 * Makefile: Add rules to build errors.o and
1361 $(HOST_PREFIX)errors.o. Link genconfig, gencodes, genemit,
1362 genopinit, genrecog, genextract, genpeep, genattr, and
1363 genoutput with errors.o. Add errors.h to deps of genconfig.o,
1364 gencodes.o, genemit.o, genopinit.o, genrecog.o, genextract.o,
1365 genpeep.o, genattr.o, and genoutput.o.
1367 * genconfig.c, gencodes.c, genemit.c, genopinit.c, genrecog.c,
1368 genextract.c, genpeep.c, genattr.c: Include errors.h. Don't
1369 define or prototype fatal. Set progname at beginning of main.
1370 * genoutput.c: Likewise, and don't define or prototype error
1373 * c-typeck.c (c_expand_start_case): Return immediately if exp
1375 * fold-const.c (operand_equal_p): Return immediately if arg1
1376 or arg0 are ERROR_MARKs.
1377 * stor-layout.c (layout_type [case RECORD_TYPE]): Ignore
1378 fields of type ERROR_MARK when calculating if the record can
1381 Fri Aug 27 01:03:48 1999 Jim Kingdon <http://developer.redhat.com>
1382 with much help from Jeffrey A Law and Richard Henderson
1384 * i386.md: In the 6 insns which call output_fix_trunc,
1385 earlyclobber operands[0].
1387 Fri Aug 27 01:01:51 1999 Philip Blundell <pb@nexus.co.uk>
1389 * jump.c (duplicate_loop_exit_test): Call reg_scan_update after
1390 creating new registers.
1392 1999-08-26 23:09 -0700 Zack Weinberg <zack@bitmover.com>
1394 * i386.h: Declare ix86_cpu_string, ix86_arch_string,
1395 i386_reg_alloc_order, i386_regparm_string,
1396 i386_align_loops_string, i386_align_jumps_string,
1397 i386_align_funcs_string, i386_preferred_stack_boundary_string,
1398 and i386_branch_cost_string as type "const char *".
1399 * i386.c: Define all above strings as type "const char *".
1401 Thu Aug 26 20:36:30 1999 Jim Wilson <wilson@cygnus.com>
1403 * dwarf2out.c (output_aranges): Check DWARF_OFFSET_SIZE not PTR_SIZE
1404 when emitting alignment padding. Emit padding byte of 0 instead of 4.
1406 Thu Aug 26 18:11:20 1999 Mark Mitchell <mark@codesourcery.com>
1408 * tree.c (array_type_nelts): Don't create RTL_EXPRs from
1409 SAVE_EXPRs unless the SAVE_EXPRs have already been expanded.
1411 Thu Aug 26 19:33:23 1999 Jim Wilson <wilson@cygnus.com>
1413 * dwarf2out.c (DWARF2_ASM_LINE_DEBUG_INFO): Add default definition.
1414 (debug_dwarf): Add DWARF2_ASM_LINE_DEBUG_INFO support.
1415 (dwarf2out_line, dwarf2out_finish): Likewise.
1416 * tm.texi (DWARF2_ASM_LINE_DEBUG_INFO): Add documetation.
1418 Thu Aug 26 16:10:56 1999 Gavin Romig-Koch <gavin@cygnus.com>
1420 * tree.c (lang_unsave_expr_now) : Correct return type.
1421 * tree.h (lang_unsave_expr_now) : Same.
1423 Thu Aug 26 13:12:29 1999 Jeffrey A Law (law@cygnus.com)
1425 * pa.c (cint_ok_for_move): Use CONST_INT_OK_FOR_LETTER_P macros
1426 instead of duplicating code.
1428 Thu Aug 26 18:32:32 1999 Bernd Schmidt <bernds@cygnus.co.uk>
1430 * gcse.c (hash_scan_insn): Don't scan obvious no-ops.
1432 1999-08-26 09:42 -0700 Zack Weinberg <zack@bitmover.com>
1434 * tree.h: fancy_abort always takes three args.
1435 * resource.c: Move include of system.h before toplev.h.
1437 Thu Aug 26 09:46:16 1999 Nick Clifton <nickc@cygnus.com>
1439 * dwarf2out.c (mem_loc_descriptor): Accept LABEL_REFs as well
1442 1999-08-25 22:10 -0700 Zack Weinberg <zack@bitmover.com>
1444 * system.h: Don't redefine abort or trim_filename.
1445 * rtl.h: Define abort to fancy_abort (__FILE__, __LINE__, 0)
1446 or fancy_abort (__FILE__, __LINE__, __FUNCTION__) depending on
1447 whether or not __FUNCTION__ is available.
1448 * tree.h: Duplicate rtl.h's definition of abort, for files
1449 that don't include rtl.h. Delete all code to perform type
1450 checking with a compiler other than GCC.
1451 * varray.h: Delete all code to perform type checking with a
1452 compiler other than GCC. Make VARRAY_CHECK() always evaluate
1453 its arguments exactly once, using a statement expression.
1454 Adjust the VARRAY_<type> accessor macros to match.
1455 * toplev.h (fatal_insn, fatal_insn_not_found): Kill.
1456 (_fatal_insn, _fatal_insn_not_found): New fns, take info on
1457 caller's location. Define fatal_insn and fatal_insn_not_found
1458 as macros that use _fatal_insn and _fatal_insn_not_found.
1459 (fancy_abort, trim_filename): Kill prototypes.
1461 * rtl.c (trim_filename): Move here from toplev.c.
1462 (fancy_abort): New function.
1463 (DIR_SEPARATOR): Provide default definition.
1464 * tree.c (tree_check_failed, tree_class_check_failed): Go
1465 through fancy_abort.
1466 (tree_check, tree_class_check, cst_or_constructor_check,
1467 expr_check): Delete.
1468 * varray.c (varray_check_failed): New function.
1469 * toplev.c (fatal_insn, fatal_insn_not_found): Replace with
1470 _fatal_insn and _fatal_insn_not_found. Go through
1472 (trim_filename, fancy_abort): Delete.
1474 * builtins.c (expand_builtin_args_info): Report ICE with abort.
1475 * except.c (start_catch_handler): Report ICE with error/abort
1477 * final.c (output_operand_lossage): Likewise.
1478 * flow.c (verify_flow_info): Likewise.
1480 * gcc.c: Prototype fatal.
1481 * gengenrtl.c: Undef abort after including rtl.h not system.h.
1482 * genattr.c, genattrtab.c, genemit.c, genextract.c,
1483 genflags.c, genopinit.c, genoutput.c, genpeep.c, genrecog.c:
1484 Don't define fancy_abort.
1486 Wed Aug 25 17:56:59 1999 Richard Henderson <rth@cygnus.com>
1488 * optabs.c (emit_cmp_and_jump_insns): Be more thorough in
1491 Wed Aug 25 15:35:55 1999 Richard Henderson <rth@cygnus.com>
1493 * m88k.h (VERSION_INFO2): Kill.
1494 (VERSION_STRING): Kill.
1496 (VERSION_INFO1): Tidy.
1497 (TARGET_VERSION): Update.
1498 * m88k/dgux.h (VERSION_INFO2): Kill.
1499 (ASM_FIRST_LINE): Adjust for death of VERSION_STRING.
1500 * m88k/luna.h (VERSION_INFO1): Tidy.
1501 * m88k/sysv4.h (VERSION_INFO1): Likewise.
1502 * m88k.c (out_rcs_id, tm_rcs_id): Kill.
1503 (output_file_start): Adjust for death of VERSION_STRING.
1505 1999-08-25 13:51 -0700 Jim Meyering <meyering@ascend.com>
1507 * cpplib.c (detect_if_not_defined): New function.
1508 (do_if): Use it to detect potential once-only headers.
1510 Wed Aug 25 14:00:18 1999 Jason Merrill <jason@yorick.cygnus.com>
1512 * c-common.c (combine_strings): Always set TREE_CONSTANT.
1514 Wed Aug 25 15:27:22 1999 Gavin Romig-Koch <gavin@cygnus.com>
1516 * combine.c (nonzero_bits) : Allow single-ly set registers to be
1517 anywere in the function only if they are pseudos and set before
1518 being used (not live at the start of the function).
1519 (num_sign_bit_copies) : Same.
1520 (get_last_value_validate) : Same.
1521 (get_last_value) : Same.
1523 Wed Aug 25 11:13:29 1999 Richard Henderson <rth@cygnus.com>
1525 * loop.c (express_from): Try harder to unify (* c N) and (* c M)
1526 where N and M are constant and N is an integer multiple of M.
1528 Wed Aug 25 13:55:47 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
1530 * sbitmap.h (sbitmap_intersection_of_succs): Add prototype.
1531 (sbitmap_intersection_of_preds, sbitmap_union_of_succs,
1532 sbitmap_union_of_preds): Add prototypes.
1533 * sbitmap.c (sbitmap_intersection_of_succs): New function to compute
1534 the intersection of successors with the new flow graph structures.
1535 (sbitmap_intersection_of_preds): New function to compute the
1536 intersection of predecessors with the new flow graph structures.
1537 (sbitmap_union_of_succs): New function to compute the union of
1538 successors with the new flow graph structures.
1539 (sbitmap_union_of_preds): New function to compute the union of
1540 predecessors with the new flow graph structures.
1541 * gcse.c (compute_rdm, compute_available): Use new sbitmap routines.
1542 (expr_reaches_here_p): Use edge and basic_block structures instead
1543 of s_preds and s_succs.
1544 (compute_cprop_avinout): Use new sbitmap routines.
1545 (pre_expr_reaches_here_p): Use edge and basic_block structures instead
1546 of s_preds and s_succs.
1547 * flow.c (compute_flow_dominators): Compute dominators using
1548 edges and basic blocks instead of s_preds and s_succs.
1550 Wed Aug 25 13:41:47 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
1552 * lists.c (unused_insn_list, unused_expr_list): New file for
1553 maintaining various types of lists. New statics for maintaining a
1554 cache of available INSN_LIST and EXPR_LIST nodes.
1555 (free_list): Static function for freeing a list of INSN/EXPR nodes.
1556 (alloc_INSN_LIST): Function to get a free INSN_LIST node.
1557 (alloc_EXPR_LIST): Function to get a free EXPR_LIST node.
1558 (init_EXPR_INSN_LIST_cache): Initialize the cache lists.
1559 (free_EXPR_LIST_list): Free an entire list of EXPR_LIST nodes.
1560 (free_INSN_LIST_list): Free an entire list of INSN_LIST nodes.
1561 (free_EXPR_LIST_node): Free an individual EXPR_LIST node.
1562 (free_INSN_LIST_node): Free an individual INSN_LIST node.
1563 * haifa-sched.c (unused_insn_list, unused_expr_list): Moved to flow.c
1564 (free_list, alloc_INSN_LIST, alloc_EXPR_LIST): Moved to flow.c
1565 (remove_dependence, free_pending_lists): Use new global routines.
1566 (flush_pending_lists, sched_analyze_insn): Use new global routines.
1567 (sched_analyze, compute_block_backward_dependences): Use new routines.
1568 (sched_analyze_1, sched_analyze_2): Use new routines.
1569 (schedule_insns): Use new global routines.
1570 * rtl.h (init_EXPR_INSN_LIST_cache, free_EXPR_LIST_list): Add function
1572 (free_INSN_LIST_list, free_EXPR_LIST_node): Add prototypes.
1573 (free_INSN_LIST_node, alloc_INSN_LIST, alloc_EXPR_LIST): Add function
1575 * toplev.c (rest_of_compilation): Initialize node cache.
1576 * Makefile.in (OBJS): Add lists.o to list of object files.
1577 (lists.o): Add dependancies.
1579 Wed Aug 25 17:31:56 1999 Nick Clifton <nickc@cygnus.com>
1581 * config/v850/v850.md: Fix compile time warning messages.
1582 * config/v850/v850.c: Fix compile time warning messages.
1583 * config/v850/v850.h: Fix compile time warning messages.
1585 Wed Aug 25 09:44:43 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1587 * genattr.c (gen_attr): Add prototype arguments for get_attr_*().
1588 Remove unused prototype for `init_lengths'.
1590 Wed Aug 25 09:32:31 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1592 * calls.c (emit_call_1): Mark parameter `stack_size' with
1594 (expand_call): Initialize variable `insn'.
1595 (emit_library_call): Likewise for variable `high_to_save'.
1596 (emit_library_call_value): Likewise.
1597 (store_one_arg): Likewise for variables `lower_bound' and
1600 * combine.c (try_combine): Likewise for variables `i2_code_number'
1601 and `other_code_number'.
1602 (find_split_point): Likewise for variables `pos', `unsignedp' and
1604 (simplify_if_then_else): Likewise for variables `op' and `c1'.
1605 (simplify_and_const_int): Remove unused variable `width'.
1606 (merge_outer_ops): Likewise.
1608 * cse.c (simplify_binary_operation): Cast an INTVAL() to `unsigned
1609 HOST_WIDE_INT' when comparing against one.
1610 (simplify_relational_operation): Likewise.
1611 (cse_insn): Initialize variables `src_eqv_volatile',
1612 `src_eqv_in_memory', `src_eqv_in_struct', `src_eqv_hash' and `sets'.
1614 * final.c (init_final): Constify parameter `filename'.
1615 (final_start_function): Mark parameter `optimize' with
1617 (profile_function): Likewise for parameters `first' and `optimize'.
1618 (output_source_line): Likewise for parameter `file'.
1620 * integrate.c (subst_constants): Cast a value to `size_t' when
1621 comparing against one.
1622 (mark_stores): Initialize variable `mode'. Cast a value to
1623 `size_t' when comparing against one.
1625 * integrate.h (MAYBE_EXTEND_CONST_EQUIV_VARRAY): Likewise.
1627 * loop.c (move_movables): Initialize variable `first'.
1628 (strength_reduce): Likewise for variable `increment'.
1629 (check_dbra_loop): Likewise for variable `comparison_val'. Cast a
1630 value to `size_t' when comparing against one.
1631 (load_mems): Initialize variable `end_label'.
1633 * output.h (init_final): Constify parameter.
1635 * reload.c (decompose): Initialize variable `base'.
1637 * reload1.c (reload): Likewise for variable `is_scalar'.
1638 (spill_hard_reg): Mark parameter `dumpfile' with ATTRIBUTE_UNUSED.
1639 (choose_reload_regs): Initialize variable `mode'.
1640 (emit_reload_insns): Likewise for variable `store_insn'.
1641 (reload_cse_noop_set_p): Mark parameter `insn' with
1643 (reload_combine): Initialize variable `set'.
1645 * unroll.c (unroll_loop): Likewise for variable `local_label'.
1646 (copy_loop_body): Cast a value to `size_t' when comparing against
1649 * varasm.c (assemble_variable): Initialize variable `size_tree'.
1650 (const_hash): Add an `else abort()' in an if-else-if-else sequence.
1651 (remove_from_pending_weak_list): Mark parameter `name' with
1654 Wed Aug 25 11:18:39 1999 Bernd Schmidt <bernds@cygnus.co.uk>
1656 * toplev.c (rest_of_compilation): Use decl_printable_name when opening
1659 Wed Aug 25 10:57:12 1999 Nick Clifton <nickc@cygnus.com>
1661 * config/arm/telf.h (ASM_WEAKEN_LABEL): Define.
1662 (ASM_DECLARE_FUNCTION_NAME): Define.
1663 (TYPE_ASM_OP, SIZE_ASM_OP, TYPE_OPERAND_FORMAT,
1664 ASM_DECLARE_RESULT, ASM_DECLARE_OBJECT_NAME,
1665 ASM_FINISH_DECLARE_OBJECT, ASM_DECLARE_FUNCTION_SIZE): Define if
1666 not already defined.
1668 Wed Aug 25 01:36:11 1999 John David Anglin <dave@hiauly1.hia.nrc.ca>
1670 * calls.c (emit_call_1): Use call_pop/call_value_pop for all values
1671 of n_popped when call/call_value are not defined.
1673 Wed Aug 25 01:25:14 1999 Jeffrey A Law (law@cygnus.com)
1675 * tm.texi: GNU CC -> GCC conversion.
1676 (CC1_SPEC): Indicate it is used for all language front ends.
1678 Tue Aug 24 23:43:03 1999 Mark Mitchell <mark@codesourcery.com>
1680 * flow.c (delete_block): Spell NOTE_INSN_EH_REGION_BEG and
1681 NOTE_INSN_EH_REGION_END correctly.
1683 Tue Aug 24 23:26:44 1999 Michael Tiemann <tiemann@holodeck.cygnus.com>
1684 Jeff Law <law@cygnus.com>
1686 * loop.c (strength_reduce): Automatically unroll loops if the
1687 unrolled loop size is smaller than the rolled loop size.
1689 * loop.c (insert_bct): Replace use of sdiv_optab with asr_optab
1690 and delete comment that code should be rewritten.
1692 Tue Aug 24 22:56:35 1999 Jeffrey A Law (law@cygnus.com)
1694 * haifa-sched.c (find_rgns): Mark a block found during the DFS search
1697 * haifa-sched.c (get_visual_tbl_length): Fix off-by-one error.
1699 Tue Aug 24 22:41:06 1999 Mumit Khan <khan@xraylith.wisc.edu>
1701 * fixinc/mkfixinc.sh: Don't fix uwin headers.
1702 * i386/uwin.h (MD_STARTFILE_PREFIX): Define.
1703 (LINK_SPEC): Add -u _main when building executables.
1704 (ASM_DECLARE_FUNCTION): Update from Cygwin.
1705 (ASM_FILE_END): Use the default for ix86-pe.
1706 * i386/xm-uwin.h (HAVE_BCOPY): Undefine.
1708 Tue Aug 24 20:49:47 1999 Art Haas <ahaas@neosoft.com>
1710 * final.c (output_addr_const): Handle case where ASM_OPEN_PAREN
1711 and ASM_CLOSE_PAREN are empty strings.
1713 Wed Aug 25 12:46:22 1999 Fred Fish <fnf@cygnus.com>
1714 Geoffrey Keating <geoffk@cygnus.com>
1716 * Makefile.in (PREPROCESSOR_DEFINES): New macro.
1717 (protoize.o): Use PREPROCESSOR_DEFINES and DRIVER_DEFINES.
1718 (unprotoize.o): Ditto.
1719 (test-protoize-simple): Don't define STD_PROTO_DIR.
1720 * protoize.c: Use PARAMS rather than PROTO. Minor whitespace
1721 changes to make 'test-protoize-simple' pass.
1722 (STD_PROTO_DIR): Remove define.
1723 (STANDARD_EXEC_PREFIX): Supply default define.
1724 (standard_exec_prefix): New variable, init to STANDARD_EXEC_PREFIX.
1725 (target_machine): New variable, init to DEFAULT_TARGET_MACHINE.
1726 (target_version): New variable, init to DEFAULT_TARGET_VERSION.
1727 (GET_ENV_PATH_LIST): New macro.
1728 (default_syscalls_dir): No longer initialized to STD_PROTO_DIR.
1729 (do_processing): Initialize default_syscalls_dir using new
1730 macros. Use it to initialize syscalls_absolute_filename.
1732 Tue Aug 24 16:58:15 1999 Richard Henderson <rth@cygnus.com>
1734 * jump.c (jump_optimize_1): Do cmov opt on any single-set; force
1735 B into a register before emit_conditional_move.
1737 Tue Aug 24 15:37:03 1999 Richard Henderson <rth@cygnus.com>
1739 * fold-const.c (fold): Reassociate (+ (+ (* a b) c) (* d e))
1740 as (+ (+ (* a b) (* d e)) c). Factor a common power-of-two
1741 multiplicand out of (+ (* a b) (* c d)).
1743 Tue Aug 24 11:46:10 1999 Bob Manson <manson@cygnus.com>
1744 Richard Henderson <rth@cygnus.com>
1746 * haifa-sched.c (split_hard_reg_notes): Move to flow.c
1747 (new_insn_dead_notes): Likewise.
1748 (update_n_sets): Likewise.
1749 (update_flow_info): Move to flow.c, renamed to update_life_info;
1750 extend to handle multiple source insns.
1751 * flow.c: Include resource.h
1752 (unlink_insn_chain): New.
1753 (split_hard_reg_notes): New.
1754 (maybe_add_dead_note): New.
1755 (maybe_add_dead_note_use): New.
1756 (find_insn_with_note): New.
1757 (new_insn_dead_notes): New.
1758 (update_n_sets): New.
1759 (sets_reg_or_subreg_1, sets_reg_or_subreg): New.
1760 (maybe_remove_dead_notes): New.
1761 (update_life_info): New.
1762 (prepend_reg_notes): New.
1763 (replace_insns): New.
1764 * output.h (update_life_info): Declare.
1765 * recog.c (split_block_insns): Use update_life_info.
1766 * resource.c (find_free_register): Use reg_alloc_order, don't use
1767 fixed regs, make sure the mode is supported, don't use new regs.
1769 * rtl.h (replace_insns): Declare.
1771 Tue Aug 24 13:48:39 1999 Nathan Sidwell <nathan@acm.org>
1773 * expr.c (expand_expr): Cope with COND_EXPRs with one
1774 non-returning branch.
1776 Mon Aug 23 22:28:16 1999 Mark Mitchell <mark@codesourcery.com>
1778 * expr.c (store_expr): Always pass down the target, even when not
1781 1999-08-24 Nick Clifton <nickc@cygnus.com>
1783 * configure.in: Define target_cpu_default for v850 targets.
1784 * configure: Regenerate
1786 * config/v850/v850.h (TARGET_CPU_generic): Define.
1787 (GO_IF_LEGITIMATE_ADDRESS): Insist that SImode and larger constant
1788 addresses are 4 byte aligned.
1790 * config/v850/v850.c (print_operand): Cope with 'R' format DFmode
1793 Tue Aug 24 09:32:07 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1795 * genattr.c (function_unit_desc): Constify a char*. Add prototype.
1796 (main): Add prototypes.
1798 * genattrtab.c (substitute_address, write_const_num_delay_slots,
1799 attr_eq, attr_numeral, attr_equal_p, attr_copy_rtx): Prototype.
1800 (write_attr_get): Emit prototypes along with function definition.
1801 (write_eligible_delay): Mark a parameter with ATTRIBUTE_UNUSED.
1802 (write_complex_function): Emit static prototype along with
1803 function definition.
1805 * genemit.c (gen_split): Emit prototypes along with function
1808 * genoutput.c (output_epilogue): Add prototype to `insn_outfun'.
1809 Likewise for predicates and `insn_operand_predicate'.
1810 (process_template): Emit static prototype along with function
1813 * genrecog.c (make_insn_sequence): Constify a char*. Add
1814 prototypes for get_split_*().
1815 (write_subroutine): Emit prototypes along with function
1818 Tue Aug 24 12:35:20 1999 Bernd Schmidt <bernds@cygnus.co.uk>
1820 * gcse.c (find_avail_set): Follow chains of register-register copies.
1821 Use oprs_not_set_p to guarantee that the returned value can be
1823 (cprop_insn): Don't verify the return value of find_avail_set with
1826 * gcse.c (cprop_jump): New function, broken out of cprop_insn.
1827 (cprop_cc0_jump): New function.
1828 (cprop_insn): Break out new function cprop_jump and use it.
1829 Also use cprop_cc0_jump for machines with CC0.
1830 (cprop): Don't crash if cprop_insn turned the insn into a NOTE.
1832 * tree.h (current_function_calls_setjmp,
1833 current_function_calls_longjmp): Delete declarations.
1834 * dsp16xx.c: Include "function.h".
1835 * elxsi.c: Likewise.
1836 * gmicro.c: Likewise.
1837 * h8300.c: Likewise.
1840 * mn10200.c: Likewise.
1841 * mn10300.c: Likewise.
1842 * ns32k.c: Likewise.
1846 * rtl.h (rtx_equal_function_value_matters): Declare.
1847 * toplev.c (rtx_equal_function_value_matters): Don't declare.
1849 * function.c: Likewise.
1850 * emit-rtl.c: Likewise.
1852 Tue Aug 24 02:47:44 1999 Jeffrey A Law (law@cygnus.com)
1854 * expr.c (convert_move): Fix arguments to TRULY_NOOP_TRUNCATION
1857 1999-08-24 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
1859 * jump.c (delete_barrier_successors) Match (set (pc) (pc)) insn
1862 Mon Aug 23 23:35:52 1999 Matthias Klose <doko@cs.tu-berlin.de>
1864 * cpp.texi: Add a node documenting macro varargs (copied
1867 1999-08-23 22:23 -0700 Zack Weinberg <zack@bitmover.com>
1869 * cppspec.c: Put a null pointer at the end of the new argv.
1871 Mon Aug 23 21:23:24 1999 Jeffrey A Law (law@cygnus.com)
1873 * configure.in: Remove code to select/de-select the haifa
1874 scheduler. Every scheduled port gets haifa now.
1875 * configure: Rebuilt.
1876 * flags.h, genattrtab.c, rtl.h, toplev.c: Remove HAIFA ifdefs.
1878 * Makefile.in: Corresponding changes.
1880 Mon Aug 23 16:04:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
1882 * optabs.c (prepare_cmp_insn): Turn COMPARISON arg into a pointer.
1883 All callers changed.
1884 (prepare_float_lib_cmp): Likewise.
1885 Use FLOAT_LIB_COMPARE_RETURNS_BOOL.
1886 * expr.h (emit_float_lib_cmp): Delete declaration.
1887 * tm.texi (FLOAT_LIB_COMPARE_RETURNS_BOOL): Document.
1888 * sparc.h (FLOAT_LIB_COMPARE_RETURNS_BOOL): Define.
1889 * sparc.md (bcc and scc patterns): Don't handle TFmode comparisons
1891 (cmptf): Now conditional on TARGET_HARD_QUAD.
1893 Fri Aug 20 17:52:27 1999 Jim Wilson <wilson@cygnus.com>
1895 * resource.c (mark_target_live_regs): Use
1896 PIC_OFFSET_TABLE_REG_CALL_CLOBBERED.
1898 Fri Aug 20 19:07:55 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1900 * rtl.c (rtx_class, note_insn_name, reg_note_name): Constify.
1902 * rtl.h (rtx_class, reg_note_name, note_insn_name): Likewise.
1904 * genopinit.c (gen_insn): Use accessor macro, not `rtx_class'.
1906 Fri Aug 20 18:53:43 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1908 * rtl.h (rtx_format): Constify a char*.
1910 * rtl.c (rtx_format): Likewise.
1911 (copy_rtx, copy_most_rtx, read_rtx): Likewise.
1912 (init_rtl): Use accessor macro, not `rtx_format'.
1914 * alias.c (rtx_equal_for_memref_p, find_symbolic_term): Constify a
1917 * caller-save.c (mark_referenced_regs): Likewise.
1919 * combine.c (subst, make_compound_operation, known_cond,
1920 gen_rtx_combine, update_table_tick, get_last_value_validate,
1921 use_crosses_set_p, mark_used_regs_combine, move_deaths): Likewise.
1923 * cse.c (rtx_cost, mention_regs, canon_hash, exp_equiv_p,
1924 refers_to_p, canon_reg, fold_rtx, cse_process_notes,
1925 count_reg_usage): Likewise.
1927 * emit-rtl.c (gen_rtx, copy_rtx_if_shared, reset_used_flags):
1930 * final.c (leaf_renumber_regs_insn): Likewise.
1932 * flow.c (mark_used_regs, find_use_as_address, dump_flow_info,
1933 dump_edge_info, count_reg_references): Likewise.
1935 * function.c (fixup_var_refs_1, walk_fixup_memory_subreg,
1936 fixup_stack_1, purge_addressof_1, instantiate_virtual_regs_1):
1939 * gcse.c (oprs_unchanged_p, hash_expr_1, expr_equiv_p,
1940 oprs_not_set_p, expr_killed_p, compute_transp, find_used_regs,
1941 add_label_notes): Likewise.
1943 * genattrtab.c (attr_rtx, attr_copy_rtx, encode_units_mask,
1944 clear_struct_flag, count_sub_rtxs, count_alternatives,
1945 compares_alternatives_p, contained_in_p, walk_attr_value,
1946 write_expr_attr_cache): Likewise.
1948 * genconfig.c (walk_insn_part): Likewise.
1950 * genemit.c (max_operand_1, gen_exp): Likewise.
1952 * genextract.c (walk_rtx): Likewise.
1954 * genflags.c (num_operands): Likewise.
1956 * genoutput.c (scan_operands): Likewise.
1958 * genpeep.c (match_rtx): Likewise.
1960 * genrecog.c (add_to_sequence): Likewise.
1962 * haifa-sched.c (may_trap_exp, sched_analyze_2, attach_deaths):
1965 * integrate.c (save_constants, copy_for_inline,
1966 copy_rtx_and_substitute, subst_constants, restore_constants):
1969 * jump.c (mark_jump_label, invert_exp, redirect_exp,
1970 rtx_renumbered_equal_p, rtx_equal_for_thread_p): Likewise.
1972 * local-alloc.c (contains_replace_regs, memref_referenced_p):
1975 * loop.c (record_excess_regs, rtx_equal_for_loop_p,
1976 add_label_notes, replace_call_address, count_nonfixed_reads,
1977 invariant_p, find_single_use_in_loop, find_mem_givs,
1978 find_life_end, maybe_eliminate_biv_1, update_reg_last_use):
1981 * print-rtl.c (reg_names, print_rtx): Likewise.
1983 * recog.c (validate_replace_rtx_1, find_single_use_1): Likewise.
1985 * reg-stack.c (stack_regs_mentioned_p, record_label_references,
1986 record_reg_life_pat, swap_rtx_condition, goto_block_pat,
1987 print_blocks): Likewise.
1989 * regclass.c (fix_register, record_address_regs,
1990 reg_scan_mark_refs): Likewise.
1992 * regmove.c (stable_but_for_p): Likewise.
1994 * reload.c (loc_mentioned_in_p, operands_match_p,
1995 find_reloads_toplevsubst_reg_equivs, find_reloads_address_1,
1996 copy_replacements, refers_to_regno_for_reload_p,
1997 refers_to_mem_for_reload_p, find_inc_amount, regno_clobbered_p,
1998 reload_when_needed_name, reg_class_names, debug_reload_to_stream):
2001 * reload1.c (eliminate_regs, scan_paradoxical_subregs,
2002 delete_address_reloads_1, count_occurrences,
2003 reload_cse_mem_conflict_p, reload_combine_note_use,
2004 add_auto_inc_notes): Likewise.
2006 * resource.c (mark_referenced_resources, mark_set_resources):
2009 * rtlanal.c (rtx_unstable_p, rtx_varies_p, rtx_addr_varies_p,
2010 reg_mentioned_p, regs_set_between_p, modified_between_p,
2011 modified_in_p, refers_to_regno_p, reg_overlap_mentioned_p,
2012 rtx_equal_p, volatile_insn_p, volatile_refs_p, side_effects_p,
2013 may_trap_p, inequality_comparisons_p, replace_rtx, replace_regs,
2014 jmp_uses_reg_or_mem, for_each_rtx, regno_use_in): Likewise.
2016 * sched.c (sched_analyze_2, attach_deaths): Likewise.
2018 * stupid.c (stupid_mark_refs): Likewise.
2020 * unroll.c (remap_split_bivs): Likewise.
2022 * varasm.c (mark_constants): Likewise.
2024 * a29k/a29k.c (uses_local_reg_p): Likewise.
2026 * alpha/alpha.c (summarize_insn): Likewise.
2028 * arm/arm.c (symbol_mentioned_p, label_mentioned_p,
2029 eliminate_lr2ip): Likewise.
2031 * arm/thumb.c (symbol_mentioned_p, label_mentioned_p): Likewise.
2033 * i386/i386.c (symbolic_reference_mentioned_p, copy_all_rtx,
2034 reg_mentioned_in_mem): Likewise.
2036 * ns32k/ns32k.c (global_symbolic_reference_mentioned_p,
2037 symbolic_reference_mentioned_p): Likewise.
2039 * romp/romp.c (unsigned_comparisons_p, hash_rtx): Likewise.
2041 * sh/sh.c (regs_used, mark_use): Likewise.
2043 * vax/vax.c (vax_rtx_cost): Likewise.
2045 Fri Aug 20 18:38:43 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2047 * machmode.h (mode_name): Constify a char*.
2049 * rtl.c (mode_name): Likewise.
2051 * genopinit.c (gen_insn): Use accessor macro, not `mode_name'.
2053 * optabs.c (init_libfuncs): Constify a char*.
2055 * print-tree.c (mode_name): Remove redundant declaration.
2056 (print_node): Use accessor macro, not `mode_name'.
2058 * reload1.c (dump_needs): Constify a char*. Use accessor macro,
2060 (new_spill_reg): Constify a char*.
2062 * tree.c (mode_name): Remove redundant declaration.
2064 Fri Aug 20 18:31:26 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2066 * rtl.c (rtx_name): Constify a char*.
2068 * rtl.h (rtx_name, fix_sched_param): Likewise.
2070 * gmicro/gmicro.c (rtx_name): Remove redundant declaration.
2071 (mypr): Use accessor macro, not `rtx_name'.
2073 * genemit.c (print_code): Constify a char*.
2075 * genopinit.c (gen_insn): Use accessor macro, not `rtx_name'.
2077 * genpeep.c (print_code): Constify a char*.
2079 * genrecog.c (print_code): Likewise.
2081 * graph.c (start_fct, start_bb, node_data, draw_edge, end_fct,
2082 end_bb): Add static prototype.
2083 (draw_edge): Constify a char*.
2084 (end_bb): Remove unused parameter.
2086 * haifa-sched.c (fix_sched_param, safe_concat, print_exp
2087 print_block_visualization): Constify a char*.
2089 Fri Aug 20 15:02:10 1999 Mark Mitchell <mark@codesourcery.com>
2091 * c-common.c (c_get_alias_set): Update comment.
2093 1999-08-20 Andreas Jaeger <aj@arthur.rhein-neckar.de>
2095 * linux.h (LIB_SPEC): Added.
2097 Fri Aug 20 22:32:17 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
2099 * config/c4x/c4x.h (STARTFILE_SPEC): Don't define.
2101 1999-08-19 18:43 -0700 Zack Weinberg <zack@bitmover.com>
2103 * tree.c (expr_check): Fix typo in last change.
2105 1999-08-19 14:44 -0700 Zack Weinberg <zack@bitmover.com>
2107 * rtl.def (NOTE): Change format to "iuu0n".
2108 (ADDR_DIFF_VEC): Change format to "eEee0".
2109 (ADDRESSOF): Change format to "eit".
2111 * rtl.h (rtvec): Make "elem" an array of rtx, not rtunion.
2112 (RTVEC_ELT): Change to match.
2113 (XVECEXP): Use XVEC and RTVEC_ELT.
2114 (INSN_UID, INSN_CODE, CODE_LABEL_NUMBER, NOTE_LINE_NUMBER,
2115 ADDRESSOF_REGNO, REGNO, SUBREG_WORD): Use XINT.
2116 (PREV_INSN, NEXT_INSN, PATTERN, REG_NOTES,
2117 CALL_INSN_FUNCTION_USAGE, SUBREG_REG, SET_SRC, SET_DEST,
2118 TRAP_CONDITION, TRAP_CODE): Use XEXP.
2119 (INTVAL): Use XWINT.
2120 (ADDRESSOF_DECL): Use XTREE.
2121 (SET_ADDRESSOF_DECL): Delete.
2122 (NOTE_DECL_NAME, NOTE_DECL_CODE, NOTE_DECL_RTL,
2123 NOTE_DECL_IDENTIFIER, NOTE_DECL_TYPE): Kill. These have been
2124 ifdefed out since 2.6 at least.
2125 (gen_rtvec_vv): Delete prototype.
2127 * rtl.h (rtvec_alloc): rt->elem is now an array of rtx,
2129 (copy_most_rtx): Handle 't' format letter.
2130 * emit-rtl.c (gen_rtvec_v): rt_val->elem is an array of rtx.
2131 (gen_rtvec_vv): Delete function. All callers changed to use
2132 gen_rtvec_v instead.
2133 * print-rtl.c (print_rtx): Move special casing of NOTEs to
2134 the '0' format letter.
2136 * function.c (gen_mem_addressof): Don't use
2137 SET_ADDRESSOF_DECL; provide `decl' to gen_rtx_ADDRESSOF
2139 * integrate.c (copy_rtx_and_substitute): Likewise.
2140 Copy 't' slots with XTREE.
2141 (subst_constants): Treat 't' slots like '[swi]' slots.
2142 * cse.c (canon_hash, exp_equiv_p): Treat 't' slots like '0' slots.
2143 * jump.c (rtx_equal_for_thread_p): Likewise.
2144 * rtlanal.c (rtx_equal_p): Likewise.
2145 * stmt.c (expand_end_case): gen_rtx_ADDR_DIFF_VEC now takes
2146 only four arguments.
2147 * gengenrtl.c (type_from_format): Provide correct types for
2151 * tree.h [ENABLE_CHECKING] (TREE_CHECK, TREE_CLASS_CHECK):
2152 If a recent gcc is in use (always in stage2 and beyond), use
2153 statement expressions, so we don't make a function call unless
2154 the check fails. Evaluate arguments exactly once.
2155 (CHAIN_CHECK, DO_CHECK, DO_CHECK1, TREE_CHECK1,
2156 TREE_CLASS_CHECK1, TYPE_CHECK1, DECL_CHECK1, CST_CHECK1):
2158 (CST_OR_CONSTRUCTOR_CHECK, EXPR_CHECK): Redefine such that
2159 they evaluate their arguments exactly once, irrespective of
2160 the compiler in use.
2162 * tree.c [ENABLE_CHECKING]: Define whichever set of functions
2163 is used by the currently-enabled check macros. This is:
2164 (tree_check_failed, tree_class_check_failed): For gcc.
2165 (tree_check, tree_class_check, cst_or_constructor_check,
2166 expr_check): For other compilers.
2168 * gencheck.c: Do not define any *_CHECK1 macros.
2170 Thu Aug 19 14:42:38 1999 Mike Stump <mrs@wrs.com>
2171 Mark Mitchell <mark@codesourcery.com>
2173 * c-common.c (c_get_alias_set): Fix support for poitners and
2176 Thu Aug 19 11:51:22 EDT 1999 John Wehle (john@feith.com)
2178 * alias.c: Include tree.h.
2179 (nonlocal_reference_p, mark_constant_function): New functions.
2180 * flow.c (life_analysis): Call mark_constant_function.
2181 * rtl.h (mark_constant_function): Declare it.
2183 Thu Aug 19 15:02:01 1999 Nick Clifton <nickc@cygnus.com>
2185 * config/rs6000/rs6000.c (rs6000_override_options): Fix test for
2186 unrecognisable switches.
2188 Wed Aug 18 23:31:57 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
2190 * loop.c (recombine_givs): Set ix field after sorting.
2191 (recombine_givs): Remove bogus index / giv lockstep looping.
2193 Wed Aug 18 18:20:40 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2195 * expmed.c (emit_store_flag): If UNSIGNEDP, call unsigned_condition
2197 (emit_store_flag_force): Use do_compare_rtx_and_jump.
2198 (do_cmp_and_jump): Formatting fixes.
2199 * expr.c (do_compare_and_jump): Renamed from compare; changed to call
2200 do_compare_rtx_and_jump instead of compare_from_rtx.
2201 (do_compare_rtx_and_jump): New function; mostly copied from
2203 (do_jump_for_compare): Delete.
2204 (expand_expr): Use do_compare_rtx_and_jump when handling MAX_EXPR and
2206 (do_jump): Use do_compare_and_jump or do_compare_rtx_and_jump instead
2207 of compare/do_jump_for_compare pairs.
2208 (do_jump_by_parts_greater): Use do_jump_by_parts_greater_rtx.
2209 (do_jump_by_parts_greater_rtx): Use do_compare_rtx_and_jump instead of
2210 compare_from_rtx/do_jump_for_compare pairs.
2211 (do_jump_by_parts_equality): Likewise.
2212 (do_jump_by_parts_equality_rtx): Likewise.
2213 * expr.h (do_compare_rtx_and_jump): Declare.
2214 * optabs.c (prepare_cmp_insn): New function, contains most of the code
2215 that used to be in emit_cmp_insn.
2216 (cmp_available_p): New function.
2217 (prepare_operand): New function.
2218 (emit_cmp_and_jump_insn_1): New function, contains some code that used
2219 to be in emit_cmp_insn.
2220 (prepare_float_lib_cmp): Renamed from emit_float_lib_cmp; change some
2221 parameters to be pointers; don't emit final compare but modify some of
2222 the values pointed to by the args so the caller can perform the
2224 (expand_binop): Call emit_store_flag_force with signed forms of
2226 (expand_abs): Use do_compare_rtx_and_jump instead of compare_from_rtx/
2227 emit_jump_insn pair.
2228 (emit_cmp_and_jump_insn): Use prepare_cmp_insn and
2229 emit_cmp_and_jump_insn_1. Call emit_queue.
2230 (emit_cmp_insn): Just call emit_cmp_and_jump_insns with zero for LABEL
2232 * flow.c (tidy_fallthru_edge): If HAVE_cc0, verify insn before a
2233 jump sets cc0 before deleting it.
2234 * integrate.c (expand_inline_function): Likewise.
2235 * unroll.c (unroll_loop): Similar changes in several places.
2236 (copy_loop_body): If HAVE_cc0, verify insn before a jump sets cc0
2239 Wed Aug 18 06:37:44 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2241 * Makefile.in (insn-recog.o): Update dependencies.
2242 * genrecog.c (main): Make generated file include "function.h".
2244 Sat Aug 14 00:54:57 1999 Geoffrey Keating <geoffk@cygnus.com>
2246 * cse.c (cse_insn): Call never_reached_warning when a jump is
2247 changed to be unconditional.
2248 * flags.h: Declare warn_notreached.
2249 * flow.c (delete_block): Call never_reached_warning when
2251 * jump.c (delete_barrier_successors): Call never_reached_warning
2252 when we delete everything after a BARRIER.
2253 (never_reached_warning): New function.
2254 * rtl.h: Declare never_reached_warning.
2255 * toplev.c (warn_notreached): New variable.
2256 (lang_independent_options): Set warn_notreached
2257 when -Wunreachable-code.
2258 (compile_file): We need line numbers for -Wunreachable-code.
2260 Tue Aug 17 22:06:11 1999 Jan Hubicka <hubicka@freesoft.cz>
2262 * haifa-sched.c (insn_unit): Fix typo on out of range test.
2263 * sched.c (insn_unit): Likewise.
2265 Tue Aug 17 21:57:23 1999 Andreas Schwab <schwab@suse.de>
2267 * combine.c (distribute_notes): Handle REG_EH_RETHROW.
2269 Tue Aug 17 17:39:43 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
2271 * flow.c (create_edge_list): Use xmalloc, not malloc.
2273 Tue Aug 17 01:40:54 1999 Loren Rittle <ljrittle@acm.org>
2275 * fixinc/inclhack.def (no_double_slash): Do not trash single-line
2276 C-style comments. Do not lose the character before double slash.
2278 Mon Aug 16 18:08:22 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
2280 * basic-block.h (struct edge_list): Stucture to maintain a vector
2282 (EDGE_INDEX_NO_EDGE, EDGE_INDEX, INDEX_EDGE_PRED_BB, INDEX_EDGE_SUCC_BB,
2283 INDEX_EDGE, NUM_EDGES): New Macros for accessing edge list.
2284 (create_edge_list, free_edge-List, print_edge_list, verify_edge_list):
2285 New function prototypes.
2286 * flow.c (create_edge_list): Function to create an edge list.
2287 (free_edge_list): Discards memory used by an edge list.
2288 (print_edge_list): Debug output showing an edge list.
2289 (verify_edge_list): Internal consistency check for an edge list.
2290 (find_edge_index): Function to find an edge index for a pred and succ.
2292 Mon Aug 16 11:56:36 1999 Mark Mitchell <mark@codesourcery.com>
2294 * tree.c (type_hash_add): Use permalloc to allocate nodes in the
2297 Mon Aug 16 17:04:15 1999 Jorn Rennecke <amylaar@cygnus.co.uk>
2299 * mips.h (CLASS_CANNOT_CHANGE_SIZE): Define.
2301 Fri Aug 13 15:20:43 1999 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2303 * config/i386/freebsd.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
2305 Fri Aug 13 10:21:28 1999 Nick Clifton <nickc@cygnus.com>
2307 * toplev.c (rest_of_compilation): Allow machine dependent
2308 reorganisation pass to place information into the RTL dump
2309 file if it so wishes.
2311 Sun Aug 15 12:41:21 1999 Jim Wilson <wilson@cygnus.com>
2313 * explow.c (hard_function_value): Use VOIDmode instead of
2315 * stmt.c (expand_return): Likewise.
2316 * stor-layout.c (get_best_mode): Likewise.
2318 * genemit.c (gen_expand): If next is MATCH_PAR_DUP, then output
2319 emit call instead of emit_insn call.
2321 Sat Aug 14 15:04:06 1999 Mumit Khan <khan@xraylith.wisc.edu>
2323 * configure.in: Handle --disable/enable-win32-registry.
2324 * install.texi: Document --disable/enable-win32-registry.
2325 * acconfig.h (ENABLE_WIN32_REGISTRY): New macro.
2326 (WIN32_REGISTRY_KEY): New macro.
2327 * prefix.c: Use to enable/disable win32-specific code.
2328 (lookup_key): Use versioned key.
2329 * configure: Regenerate.
2330 * config.in: Likewise.
2332 Fri Aug 13 17:41:55 1999 Jason Merrill <jason@yorick.cygnus.com>
2334 * cpplib.c (read_line_number): New fn, split out of...
2337 Fri Aug 13 14:18:27 1999 Gavin Romig-Koch <gavin@cygnus.com>
2339 tree.c (lang_unsave_expr_now) : New.
2340 (unsave_expr_now): Call lang_unsave_expr_now.
2341 tree.h (lang_unsave_expr_now) : New.
2343 Fri Aug 13 00:49:46 1999 Jason Merrill <jason@yorick.cygnus.com>
2345 * toplev.c (flag_new_exceptions): On by default.
2347 1999-08-13 Michael Meissner <meissner@cygnus.com>
2349 * Makefile.in (GCC_FOR_TARGET): Move -B./ after the tooldir -B.
2351 Fri Aug 13 01:29:57 1999 Alexandre Oliva <oliva@dcc.unicamp.br>
2353 * dwarfout.c (fundamental_type_code): Return FT_boolean for
2354 INTEGER_TYPE with precision==1, it's __java_boolean.
2356 Thu Aug 12 23:51:04 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
2358 * global.c (prune_preferences): Move some invariants out of the
2361 Thu Aug 12 15:30:29 1999 Jesse Perry (jap@unx.dec.com)
2363 * configure.in (alpha*-dec-osf*): Add osf5.
2365 Sun Aug 1 22:24:03 1999 Philip Blundell <philb@gnu.org>
2367 * configure.in: Rework handling of ARM GNU/Linux slightly.
2368 (arm*-*-linux-gnuoldld): New target.
2369 * configure: Regenerate.
2370 * install.texi (Configurations): Add arm-*-linux-gnu{oldld} and
2371 arm-*-elf. Mention that arm-*-linux-gnuaout is obsolete.
2372 * config/arm/linux-oldld.h: New file.
2373 * config/arm/linux-elf26.h: Don't include linux-elf.h.
2374 (TARGET_DEFAULT, SUBTARGET_LINK_SPEC, SUBTARGET_EXTRA_ASM_SPEC):
2376 * config/arm/linux-elf.h (ASM_SPEC): Define.
2377 (TARGET_DEFAULT, SUBTARGET_EXTRA_LINK_SPEC,
2378 SUBTARGET_EXTRA_ASM_SPEC, CPP_APCS_PC_DEFAULT): Add definitions
2379 for 26-bit APCS and old linker.
2380 (CPP_PREDEFINES): Define `__arm__'; don't define `arm' or
2382 (FP_DEFAULT): Define to FP_SOFT3 for all machines.
2383 * config/arm/linux-aout.h (CPP_PREDEFINES): Define `__arm__';
2384 don't define `arm' or `arm_elf'.
2385 * config/arm/t-linux (EXTRA_MULTILIB_PARTS, MULTILIB_OPTIONS,
2386 MULTILIB_DIRNAMES): Define. Fix typo in comment.
2388 Thu Aug 12 10:14:47 1999 Andreas Schwab <schwab@suse.de>
2390 * rtl.texi: Fix typo.
2392 Wed Aug 11 23:50:57 1999 Jason Merrill <jason@yorick.cygnus.com>
2394 * invoke.texi (C++ Dialect Options): Add -fms-extensions.
2396 Wed Aug 11 12:59:37 1999 Mark Mitchell <mark@codesourcery.com>
2398 * extend.texi (C++ Signatures): Remove node.
2399 * invoke.texi: Remove discussion of -fhandle-signatures,
2400 signature, sigof, __signature__, and __sigof__.
2402 Wed Aug 11 03:38:25 1999 Jeffrey A Law (law@cygnus.com)
2404 * Makefile.in (JAVAGC): Removed.
2406 Wed Aug 11 02:13:26 1999 Mumit Khan <khan@xraylith.wisc.edu>
2408 * i386/cygwin.h (ASM_OUTPUT_ALIGNED_BSS): Define.
2410 1999-08-11 Mark Elbrecht <snowball3@bigfoot.com>
2412 * i386/djgpp.h (ASM_OUTPUT_ALIGNED_BSS): Define.
2414 1999-08-11 Richard Earnshaw (rearnsha@arm.com)
2416 * emit-rtl.c (mark_reg_pointer): Don't increase the alignment of
2417 a register that is already known to be a pointer.
2419 1999-08-11 Bruce Korb <ddsinc09@ix.netcom.com>
2421 * fixinc/inclhack.tpl: Only install assert.h conditionally.
2422 * fixinc/inclhack.sh: Regenerated.
2423 * fixinc/fixincl.sh: Regenerated.
2425 Wed Aug 11 00:34:22 1999 Joe Buck <jbuck@synopsys.com>
2427 * invoke.texi: s/GNU CC/GCC/ for consistency with gcc.texi.
2428 Fix documentation of -ansi flag to describe its C++ behavior.
2429 Remove bogus reference to GCC 2.9.
2431 Tue Aug 10 17:19:02 1999 Jim Wilson <wilson@cygnus.com>
2433 * config/sh/sh.c (machine_dependent_reorg): Only call PUT_MODE on
2434 note if it is non-NULL.
2436 Tue Aug 10 10:47:42 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
2438 * except.h (eh_nesting_info): Add new structure defintion.
2439 (init_eh_nesting_info, free_eh_nesting_info): Add function prototypes.
2440 (reachable_handlers, update_rethrow_references): Add function
2442 * rtl.h (struct rtvec_def): Update comments. REG_EH_RETHROW takes
2443 a rethrow symbol instead of an integer exception region number.
2444 * flow.c (Make_edges): Use new exception nesting routines to determine
2445 which handlers are reachable from a CALL or asynchronous insn.
2446 Dont add an edge for calls with a REG_EH_REGION of -1 to non-local
2448 (delete_eh_regions): Update rethrow labels, and don't delete
2449 regions which are the target of a rethrow.
2450 * except.c (struct func_eh_entry): Add rethrow_ref field, now we can
2451 avoid overloading the SYMBOL_REF_USED flag.
2452 (rethrow_symbol_map): Use new rethrow_ref field.
2453 (rethrow_used): Use new rethrow_ref field.
2454 (expand_rethrow): REG_EH_RETHROW now has a SYMBOL_REF instead
2455 of an integer. Fix formatting.
2456 (output_exception_table_entry): Use new rethrow_ref field.
2457 (can_throw): Check for EH_REGION_NOTE before deciding
2458 whether a CALL can throw or not.
2459 (scan_region): Call rethrow_used() instead of accessing data structure.
2460 (update_rethrow_references): New function to make sure only regions
2461 which are still targets of a rethrow are flagged as such.
2462 (process_nestinfo): New static function to initialize a handler
2463 list for a specific region.
2464 (init_eh_nesting_info): New function to allocate and initialize
2465 the list of all EH handlers reachable from all regions.
2466 (reachable_handlers): New function to retrieve the list of handlers
2467 reachable from a specific region and insn.
2468 (free_eh_nesting_info): New function to dispose of a list of
2471 Tue Aug 10 10:39:31 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
2473 * flow.c (split_edge): Set JUMP_LABEL field.
2474 (commit_one_edge_insertion): Set head correctly for insert_before.
2475 When inserting insns, update insn block numbers if allocated.
2477 Tue Aug 10 09:26:07 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2479 * dwarf2out.c (dwarf2out_frame_debug_expr, add_incomplete_type,
2480 retry_incomplete_types): Add static prototype.
2481 (stripattributes, dwarf_cfi_name, ASM_OUTPUT_DWARF_STRING,
2482 dwarf_tag_name, dwarf_attr_name, dwarf_form_name,
2483 dwarf_stack_op_name, dwarf_type_encoding_name, add_AT_string,
2484 dwarf2_name, add_name_attribute, lookup_filename, dwarf2out_line,
2485 dwarf2out_start_source_file, dwarf2out_define, dwarf2out_undef):
2488 * dwarf2out.h (dwarf2out_define, dwarf2out_undef,
2489 dwarf2out_start_source_file, dwarf2out_line): Likewise.
2491 Tue Aug 10 09:21:46 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2493 * output.h (assemble_name): Constify a char*.
2495 * varasm.c (UNIQUE_SECTION, assemble_start_function,
2496 assemble_variable, assemble_name): Likewise.
2498 * dwarf2out.c (ASM_NAME_TO_STRING): Likewise.
2500 * arm/pe.c (arm_pe_unique_section): Likewise.
2502 * i386/cygwin.h (STRIP_NAME_ENCODING): Likewise.
2504 * i386/i386-interix.h (STRIP_NAME_ENCODING): Likewise.
2506 * i386/interix.c (i386_pe_unique_section): Likewise.
2508 * i386/win32.h (STRIP_NAME_ENCODING): Likewise.
2510 * i386/winnt.c (i386_pe_unique_section): Likewise.
2512 * m32r/m32r.h (ASM_OUTPUT_LABELREF): Likewise.
2514 * mn10200/mn10200.h (ASM_OUTPUT_LABELREF): Likewise.
2516 * mn10300/mn10300.h (ASM_OUTPUT_LABELREF): Likewise.
2518 * pa/pa.c (output_call): Likewise.
2520 * pa/pa.h (ASM_OUTPUT_MI_THUNK): Likewise.
2522 * pa/som.h (ASM_OUTPUT_FUNCTION_PREFIX): Likewise.
2524 * rs6000/rs6000.c (rs6000_output_load_toc_table, output_toc):
2527 * rs6000/rs6000.h (RS6000_OUTPUT_BASENAME, STRIP_NAME_ENCODING):
2530 * rs6000/sol2.h (ASM_OUTPUT_SOURCE_LINE): Likewise.
2532 * rs6000/sysv4.h (ASM_DECLARE_FUNCTION_NAME, ASM_OUTPUT_INT,
2533 STRIP_NAME_ENCODING, ASM_OUTPUT_LABELREF): Likewise.
2535 * v850/v850.h (ASM_OUTPUT_LABELREF): Likewise.
2537 Mon Aug 9 19:54:05 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2539 * real.c (GET_REAL, PUT_REAL): Use memcpy instead of bcopy.
2541 Mon Aug 9 19:36:00 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2543 * tree.h (lang_identify): Constify a char*.
2544 (print_error_function): Add extern prototype. Constify a char*.
2546 * c-lang.c (lang_identify): Constify a char*.
2548 * objc/objc-act.c (lang_identify): Constify a char*.
2550 Mon Aug 9 16:21:53 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2552 * genpeep.c (main): Make generated file include "function.h".
2553 * arm.c (function_really_clobbers_lr): Delete INLINE_HEADER case.
2555 Mon Aug 9 10:08:50 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2557 * Makefile.in: Update dependencies.
2558 * alias.c: Include "function.h"
2559 * c-decl.c: Likewise.
2560 * caller-save.c: Likewise.
2561 * calls.c: Likewise.
2562 * combine.c: Likewise.
2564 * explow.c: Likewise.
2565 * final.c: Likewise.
2566 * global.c: Likewise.
2567 * graph.c: Likewise.
2568 * local-alloc.c: Likewise.
2570 * optabs.c: Likewise.
2571 * profile.c: Likewise.
2572 * recog.c: Likewise.
2573 * regclass.c: Likewise.
2574 * regmove.c: Likewise.
2575 * reload.c: Likewise.
2576 * reorg.c: Likewise.
2577 * resource.c: Likewise.
2578 * sched.c: Likewise.
2579 * stupid.c: Likewise.
2580 * config/1750a/1750a.c: Likewise.
2581 * config/a29k/a29k.c: Likewise.
2582 * config/arc/arc.c: Likewise.
2583 * config/arm/arm.c: Likewise.
2584 * config/arm/thumb.c: Likewise.
2585 * config/c4x/c4x.c: Likewise.
2586 * config/clipper/clipper.c: Likewise.
2587 * config/convex/convex.c: Likewise.
2588 * config/fx80/fx80.c: Likewise.
2589 * config/i860/i860.c: Likewise.
2590 * config/m68k/m68k.c: Likewise.
2591 * config/m88k/m88k.c: Likewise.
2592 * config/mips/mips.c: Likewise.
2593 * config/pdp11/pdp11.c: Likewise.
2594 * config/pyr/pyr.c: Likewise.
2595 * config/romp/romp.c: Likewise.
2596 * config/sh/sh.c: Likewise.
2597 * config/tahoe/tahoe.c: Likewise.
2598 * config/vax/vax.c: Likewise.
2599 * config/we32k/we32k.c: Likewise.
2600 * config/sparc/sparc.c: Include "function.h".
2601 (mem_min_alignment): Test current_function rather than
2602 regno_pointer_align.
2603 * config/pa/pa.c: Likewise.
2604 (compute_frame_size): Delete declaration of
2605 current_function_outgoing_args_size.
2606 * config/arc/arc.h (current_function_varargs): Delete declaration.
2607 * config/elxsi/elxsi.h (current_function_calls_alloca): Delete
2609 * config/i370/i370.h (current_function_outgoing_args_size): Delete
2611 * config/i386/i386.h (FINALIZE_PIC): Delete declaration of
2612 current_function_uses_pic_offset_table.
2613 * config/m68k/a-ux.h (FUNCTION_EXTRA_EPILOGUE): Delete declaration
2614 of current_function_returns_pointer.
2615 * config/m68k/altos3068.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
2616 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
2617 * config/m68k/m68kv4.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
2618 * config/m68k/mot3300.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
2619 * config/m68k/pbb.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
2620 * config/m68k/tower-as.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
2621 * config/m88k/m88k.c: Include "function.h"
2622 (call_used_regs, current_function_pretend_args_size,
2623 current_function_outgoing_args_size, frame_pointer_needed): Delete
2625 * config/m88k/m88k.h (current_function_pretend_args_size): Delete
2627 * config/mips/mips.h (current_function_calls_alloca): Delete
2629 * config/mn10200/mn10200.h (current_function_needs_context,
2630 rtx_equal_function_value_matters): Delete declarations.
2631 * config/ns32k/ns32k (current_function_uses_pic_offset_table,
2632 flag_pic): Delete declarations.
2633 * config/pa/pa.h (current_function_pretend_args_size,
2634 current_function_decl): Delete declarations.
2635 * config/pa/som.h (current_function_varargs): Delete declaration.
2636 * config/pdp11/pdp11.h (current_function_pretend_args_size): Delete
2638 * config/pyr/pyr.h (current_function_pretend_args_size,
2639 current_function_args_size, current_function_calls_alloca): Delete
2641 * config/sh/sh.h (current_function_varargs): Delete declaration.
2642 * config/sparc/sparc.h (current_function_outgoing_args_size,
2643 current_function_calls_alloca, current_function_decl): Delete
2645 * config/spur/spur.h (current_function_pretend_args_size,
2646 current_function_calls_alloca): Delete declarations.
2647 * config/v850/v850.c (current_function_outgoing_args_size): Delete
2649 * config/vax/vms.h (current_function_name): Delete declaration.
2650 * gcse.c: Include "function.h".
2651 (current_function_name, current_function_calls_setjmp): Delete
2653 * haifa-sched.c: Include "function.h".
2654 (forced_labels): Delete declaration.
2656 * reg-stack.c: Likewise.
2657 * reload1.c: Likewise.
2658 * genemit.c (main): Make generated file include function.h.
2659 * genoutput.c (output_prologue): Likewise.
2661 * builtins.c (saveregs_value, apply_args_value): Delete variables.
2662 * emit-rtl.c (reg_rtx_no, first_label_num, first_insn, last_insn,
2663 sequence_rtl_expr, cur_insn_uid, last_linenum, last_filename,
2664 regno_pointer_flag, regno_pointer_flag_length, regno_pointer_align,
2665 regno_reg_rtx, sequence_stack): Delete variables. Add accessor
2666 macros for some of them.
2667 (emit_filename, emit_lineno): Delete declarations.
2668 (gen_reg_rtx): Use memset/memcpy instead of bzero/bcopy. Access
2669 regno_pointer_* variables through current_function.
2670 (gen_inline_header_rtx): Delete function.
2671 (save_emit_status): Delete function.
2672 (set_new_last_label_num): New function.
2673 (clear_emit_caches): New function.
2674 (restore_emit_status): Just clear last_labelnum and call
2676 (get_last_insn_anywhere): Variable sequence_stack is now accessed
2677 through macro seq_stack.
2678 (add_insn_after): Likewise.
2679 (add_insn_before): Likewise.
2680 (remove_insn): Likewise.
2681 (pop_topmost_sequence): Likewise.
2682 (in_sequence_p): Likewise.
2683 (start_sequence_for_rtl_expr): Likewise.
2684 (start_sequence): Likewise, and likewise for
2685 sequence_rtl_expr/seq_rtl_expr.
2686 (push_topmost_sequence): Likewise.
2687 (end_sequence): Likewise.
2688 (init_virtual_regs): Now takes a "struct emit_status *" argument.
2689 All callers changed. Store into that pointer instead of globals.
2690 (init_emit): Allocate emit elt of current_function.
2691 Changes for sequence_rtl_expr/sequence_stack renaming.
2692 Call clear_emit_caches instead of doing it in-line.
2693 Access regno_pointer_* variables through current_function.
2694 (init_emit_once) Don't clear sequence_stack.
2696 * expr.c (pending_stack_adjust, inhibit_defer_pop, pending_chain):
2698 (arg_pointer_save_area): Delete declaration.
2699 (finish_expr_for_function): Renamed from init_queue; no longer static.
2700 (init_expr): Don't call init_queue.
2701 (save_expr_status, restore_expr_status): Delete functions.
2702 (expand_expr): Changes to reflect new layout of struct function.
2703 Don't access current_function_check_memory_usage when current_function
2705 * expr.h (forced_labels, save_expr_regs, saveregs_value,
2706 apply_args_value, current_function_calls_alloca, inhibit_defer_pop,
2707 current_function_outgoing_args_size, current_function_arg_offset_rtx,
2708 current_function_uses_const_pool, function_call_count,
2709 current_function_uses_pic_offset_table, nonlocal_labels,
2710 current_function_internal_arg_pointer, nonlocal_goto_stack_level,
2711 current_function_check_memory_usage, nonlocal_goto_handler_slots,
2712 pending_stack_adjust, target_temp_slot_level, temp_slot_level): Delete
2714 (finish_expr_for_function): Declare.
2715 * flags.h (current_function_has_nonlocal_label,
2716 current_function_has_nonlocal_goto, current_function_is_thunk,
2717 current_function_has_computed_jump): Delete declarations.
2718 * flow.c (forced_labels): Delete declaration.
2719 * function.c (current_function_pops_args,
2720 current_function_returns_struct, current_function_returns_pcc_struct,
2721 current_function_needs_context, current_function_calls_setjmp,
2722 current_function_calls_longjmp, current_function_has_nonlocal_label,
2723 current_function_has_nonlocal_goto, current_function_is_thunk,
2724 current_function_has_computed_jump, current_function_calls_alloca,
2725 current_function_contains_functions, current_function_returns_pointer,
2726 current_function_epilogue_delay_list, current_function_args_size,
2727 current_function_pretend_args_size, current_function_arg_offset_rtx,
2728 current_function_outgoing_args_size, current_function_varargs,
2729 current_function_stdarg, current_function_args_info, cleanup_label,
2730 current_function_name, current_function_uses_const_pool,
2731 current_function_instrument_entry_exit, current_function_return_rtx,
2732 current_function_uses_pic_offset_table, nonlocal_labels,
2733 current_function_internal_arg_pointer, current_function_cannot_inline,
2734 current_function_check_memory_usage, function_call_count,
2735 nonlocal_goto_handler_slots, nonlocal_goto_handler_labels,
2736 nonlocal_goto_stack_level, return_label, save_expr_regs,
2737 stack_slot_list, rtl_expr_chain, tail_recursion_label, temp_slots,
2738 tail_recursion_reentry, arg_pointer_save_area, frame_offset,
2739 context_display, trampoline_list, parm_birth_insn, invalid_stack_slot,
2740 last_parm_insn, max_parm_reg, parm_reg_stack_loc, sequence_rtl_expr,
2741 temp_slot_level, var_temp_slot_level, target_temp_slot_level):
2743 (push_function_context_to): Don't save them. Don't call
2744 save_storage_status, save_emit_status or save_expr_status.
2745 (pop_function_context_from): Don't restore them. Don't call
2746 restore_storage_status or restore_expr_status.
2747 (get_func_frame_size): New function.
2748 (get_frame_size): Use it.
2749 (assign_outer_stack_local): Reflect some member name changes in struct
2751 (put_reg_into_stack): Likewise.
2752 (assign_stack_temp_for_type): sequence_rtl_expr was renamed to
2754 (fixup_var_refs): Likewise.
2755 (fix_lexical_addr): Likewise.
2756 (trampoline_address): Likewise.
2757 (prepare_function_start): Clear field inlinable of current_function.
2758 (init_function_for_compilation): New function.
2759 (expand_dummy_function_end): New function.
2760 (expand_function_end): Call finish_expr_for_function.
2761 * function.h (struct emit_status): New; fields moved here from struct
2762 function and from global variables. Add accessor macros for some of
2764 (struct expr_status): Likewise.
2765 (REGNO_POINTER_ALIGN, REGNO_POINTER_FLAG): Moved here from regs.h.
2766 (struct function): Add fields expr and emit, inlinable, inl_emit,
2767 original_arg_vector, original_decl_initial, inl_last_parm_insn,
2768 inl_max_label_num. Add many comments.
2769 Add accessor macros for all elts of struct function that no longer
2770 have a global variable.
2771 (cleanup_label, return_label, frame_offset, tail_recursion_label,
2772 tail_recursion_reentry, arg_pointer_save_area, rtl_expr_chain,
2773 stack_slot_list): Delete declarations.
2774 (get_func_frame_size): Declare.
2775 (save_expr_status, restore_expr_status, save_emit_status,
2776 save_storage_status, restore_storage_status): Delete declarations.
2777 (init_virtual_regs): Declare.
2778 * output.h (current_function_pops_args,
2779 current_function_returns_struct, current_function_returns_pcc_struct,
2780 current_function_needs_context, current_function_calls_setjmp,
2781 current_function_calls_longjmp, current_function_calls_alloca,
2782 current_function_has_nonlocal_label, current_function_varargs,
2783 current_function_has_computed_jump, current_function_returns_pointer,
2784 current_function_contains_functions, current_function_args_size,
2785 current_function_pretend_args_size, current_function_stdarg,
2786 current_function_outgoing_args_size, current_function_args_info,
2787 current_function_name, current_function_return_rtx,
2788 current_function_epilogue_delay_list,
2789 current_function_uses_const_pool, current_function_cannot_inline):
2790 Delete declarations.
2791 * regs.h (reg_rtx_no, regno_pointer_flag, regno_pointer_flag_length,
2792 regno_reg_rtx): Delete declaration.
2793 (REGNO_POINTER_FLAG): Delete macro.
2794 * stmt.c (expand_goto): Changes to reflect that some fields in struct
2795 function were renamed.
2796 * stor-layout.c (save_storage_status, restore_storage_status): Delete
2798 * toplev.c: Include "function.h".
2799 (current_function_decl): Delete declaration.
2800 (compile_file): Call init_dummy_function_start and
2801 expand_dummy_function_end around some initializations that need to
2803 (rest_of_compilation): Use DECL_SAVED_INSNS properly.
2804 Call init_function_for_compilation.
2805 * unroll.c: Include "function.h"
2806 (unroll_loop): Access regno_pointer_* variables through
2809 * tree.h (struct tree_decl): Add elt f to saved_insns member.
2810 (DECL_SAVED_INSNS): use it.
2811 (expand_dummy_function_end): Declare.
2812 (init_function_for_compilation): Declare.
2813 * calls.c (calls_function_1): Change use of DECL_SAVED_INSNS now
2814 that it's no longer an INLINE_HEADER.
2815 (expand_call): Likewise.
2816 * integrate.c (finish_inline): Delete function.
2817 (max_parm_reg, parm_reg_stack_loc): Delete declarations.
2818 (initialize_for_inline): Delete min_labelno, max_labelno and max_reg
2819 args. Don't generate an INLINE_HEADER rtx, just return the arg
2820 vector. All callers changed.
2821 (save_for_inline_copying): Create a duplicate struct emit_status to
2822 hold the emit state for compiling the current function. Use this and
2823 the other new fields in struct function that are for integration
2824 instead of an INLINE_HEADER.
2825 Use memcpy instead of bcopy.
2826 Store the current struct function in DECL_SAVED_INSNS of fndecl.
2827 (save_for_inline_nocopy): Similar changes, except no new emit_status
2829 (expand_inline_function): Get information from function structure,
2830 not from an inline header rtx.
2831 (output_inline_function): Lose code to extract the necessary
2832 information from an inline header; simply put back the function
2833 structure into current_function. Clear its inlinable elt.
2834 * rtl.def (INLINE_HEADER): Delete.
2835 * rtl.h: Delete all accessors for an INLINE_HEADER.
2836 (gen_inline_header_rtx): Delete declaration.
2837 (regno_reg_rtx, regno_pointer_align, nonlocal_goto_handler_labels):
2838 Delete declarations.
2839 (REGNO_POINTER_ALIGN): Delete.
2840 (clear_emit_caches): Declare.
2841 (set_new_last_label_num): Declare.
2843 Mon Aug 9 01:52:24 1999 Jason Merrill <jason@yorick.cygnus.com>
2845 * print-tree.c (print_node): Print base for OFFSET_TYPEs.
2847 * except.c (expand_eh_region_start_for_decl): Always start a new block.
2848 * stmt.c (is_eh_region): Make sure current_function is present, too.
2850 Mon Aug 9 01:15:24 1999 Jeffrey A Law (law@cygnus.com)
2852 * pa.h (HARD_REGNO_MODE_OK): Correctly handle FPregs, even when
2853 for 64bit PA targets.
2855 * pa.h (SELECT_SECTION): Define.
2856 * som.h (SELECT_SECTION): Delete.
2858 Sun Aug 8 15:13:20 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2860 * alias.c (init_alias_analysis): Wrap call to
2861 `prologue_epilogue_contains' within HAVE_prologue||HAVE_epilogue.
2863 1999-08-07 Bruce Korb <autogen@linuxbox.com>
2865 * fixinc/inclhack.def(irix_asm_apostrophe): IRIX 5.2's
2866 <sys/asm.h> contains an asm comment with an apostrophe
2867 * fixinc/inclhack.sh: regen
2868 * fixinc/fixincl.x: regen
2870 Sat Aug 7 19:37:07 1999 Richard Henderson <rth@cygnus.com>
2872 * function.c (init_function_start): Clear prologue & epilogue.
2873 (prologue_epilogue_contains): New function.
2874 * alias.c (init_alias_analysis): Use it.
2875 * rtl.h (prologue_epilogue_contains): Declare it.
2877 Sat Aug 7 19:32:16 1999 Richard Henderson <rth@cygnus.com>
2879 * jump.c (onlyjump_p): New function.
2880 * rtl.h: Declare it.
2881 * flow.c (delete_unreachable_blocks): Use onlyjump_p instead
2882 of condjump_p in calling tidy_fallthru_edge and merge_blocks.
2884 Sat Aug 7 17:09:36 1999 Richard Henderson <rth@cygnus.com>
2886 * global.c (build_insn_chain): Use EXECUTE_IF_SET_IN_REG_SET
2887 to invert loops. Simplify block scanning.
2889 Sat Aug 7 02:11:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2891 * gcse.c (hash_scan_set): Treat SYMBOL_REFs like CONST_INTs.
2892 (cprop_insn): Treat SYMBOL_REFs like CONST_INTs.
2894 1999-08-07 Jonathan Larmour <jlarmour@cygnus.co.uk>
2896 * config/sparc/liteelf.h: New file to support sparclite-elf target
2897 * config/sparc/t-sp86x: New file to support sparc86x targets
2898 * config/sparc/sp86x-aout.h: New file to support sparc86x-aout target
2899 * config/sparc/sp86x-elf.h: New file to support sparc86x-elf target
2900 * configure.in: Support above target triplets
2901 * configure: Regenerated
2903 Sat Aug 7 01:39:27 1999 Philippe De Muyter <phdm@macqel.be>
2905 * fixinc/server.c (server_setup): Do not prefix function used as
2908 Sat Aug 7 00:21:20 1999 Richard Henderson <rth@cygnus.com>
2910 * alpha.md (movhi and movqi patterns): Correct predicate for !BWX.
2911 Remove fp reg alternatives.
2913 Sat Aug 7 00:06:54 1999 Jeffrey A Law (law@cygnus.com)
2915 * Makefile.in (TAROUTOPTS): Kill.
2916 (install-headers-tar): Use "xpf" for tar headerfile extraction
2917 * i370/x-oe (TAROUTOPTS): Delete.
2918 * m68k/x-apollo68 (TAROUTOPTS): Delete.
2919 * m68k/x-hp320 (TAROUTOPTS): Delete.
2920 * m68k/x-hp320g (TAROUTOPTS): Delete.
2921 * gcc.texi: Update bug reporting text.
2923 1999-08-6 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
2925 * reg-stack.c (change_stack) Fixed problem with negative array index.
2927 Fri Aug 6 23:08:44 1999 Jeffrey A Law (law@cygnus.com)
2929 * extend.texi, install.texi: Fix spelling mistakes.
2931 * Makefile.in (PREMADE_ATTRTAB_MD, PREMADE_ATTRTAB): Delete.
2932 (s-attrtab); No longer try to use pre-made insn-attrtab file.
2933 * mips/t-bsd: Delete references to obsolete PREMADE_ATTRTAB and
2935 * mips/t-ecoff: Likewise.
2936 * mips/t-elf: Likewise.
2937 * mips/t-mips: Likewise.
2938 * mips/t-osfrose: Likewise.
2939 * mips/t-r3900: Likewise.
2940 * mips/t-svr3: Likewise.
2941 * mips/t-svr4: Likewise.
2942 * mips/t-ultrix: Likewise.
2944 * gcc.texi: Document recommend means to provide software floating
2945 point libraries in libgcc.a
2947 1999-08-06 Jason Merrill <jason@yorick.cygnus.com>
2949 * c-lex.c (yylex): We can have a number with no digits.
2951 Fri Aug 6 16:53:55 EDT 1999 John Wehle (john@feith.com)
2953 * jump.c (delete_prior_computation): New function, broken
2954 out of delete_computation. Check for side effects with
2955 side_effects_p instead of FIND_REG_INC_NOTE. Handle
2956 multi-word hard registers.
2957 (delete_computation): Use it. Check for side effects with
2958 side_effects_p instead of FIND_REG_INC_NOTE. Synthesize a
2959 missing REG_DEAD note for a register which is both set and
2962 Fri Aug 6 11:05:29 1999 Jeffrey A Law (law@cygnus.com)
2964 * elf.h (TEXT_SPACE_P, FUNCTION_NAME_P): Delete.
2965 (ASM_GLOBALIZE_LABEL, ASM_OUTPUT_INT, ASM_OUTPUT_DOUBLE_INT): Likewise.
2966 (ASM_FILE_START): Import _mcount with the right type.
2967 (ASM_DECLARE_FUNCTION_NAME): Define.
2968 (ASM_OUTPUT_EXTERNAL, ASM_OUTPUT_EXTERNAL_LIBCALL): Define.
2969 * pa.c (output_function_prologue): Always emit the function's label
2971 * pa.h (TEXT_SPACE_P): Define.
2972 (FUNCTION_NAME_P, ENCODE_SECTION_INFO, STRIP_NAME_ENCODING): Likewise.
2973 (ASM_OUTPUT_INT, ASM_OUTPUT_DOUBLE_INT, ASM_GLOBALIZE_LABEL): Likewise.
2974 * som.h (TEXT_SPACE_P): Delete.
2975 (FUNCTION_NAME_P, ENCODE_SECTION_INFO, STRIP_NAME_ENCODING): Likewise.
2976 (ASM_GLOBALIZE_LABEL, ASM_OUTPUT_INT): Likewise.
2978 Thu Aug 5 19:29:39 1999 Jim Wilson <wilson@cygnus.com>
2980 * expr.c (emit_group_load): Allow src to be a CONCAT.
2982 Thu Aug 5 22:27:15 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
2984 * config/sh/lib1funcs.asm (___movstrSI0): Change or r0,r0,r0 to nop.
2985 (___mulsi3): Use '!' comment character.
2987 Thu Aug 5 13:34:14 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2989 * reload1.c (maybe_fix_stack_asms): Also declare P as "const char *".
2991 Thu Aug 5 02:40:42 1999 Jeffrey A Law (law@cygnus.com)
2993 * gcc.c: Update URLs and mail addresses.
2994 * gcc.texi: Likewise.
2996 Thu Aug 5 01:14:13 1999 Daniel Jacobowitz <drow@false.org>
2998 * rs6000.c (current_file_function_operand): Return zero for
3000 (rs6000_encode_section_info): Do not set SYMBOL_REF_FLAG for
3002 * rs6000.h (ENCODE_SECTION_NIFO): Do not set SYMBOL_REF_FLAG
3005 Thu Aug 5 00:56:30 1999 Geoffrey Keating <geoffk@cygnus.com>
3007 * rs6000.c (rs6000_stack_info): For ABI_V4/ABI_SOLARIS -fpic, always
3008 allocate space in the stack frame for the PIC register.
3010 Thu Aug 5 00:20:47 1999 Jeffrey A Law (law@cygnus.com)
3012 * m68k.md (xordi3, anddi3): These patterns are not available on
3015 Wed Aug 4 23:39:20 1999 Mark Mitchell <mark@codesourcery.com>
3017 * real.c (GET_REAL): Don't violate ANSI/ISO aliasing rules.
3018 (PUT_REAL): Likewise.
3020 Wed Aug 4 20:45:04 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
3022 * final.c (shorten_branches): Don't add an alignment for loops
3023 that have no label inside.
3025 Wed Aug 4 16:39:24 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3027 * builtins.c (expand_builtin_memcmp, expand_builtin_strcmp): Wrap
3028 prototypes in macro HAVE_cmpstrsi.
3030 * cpplib.c (cpp_get_token): Remove unused label `op3'.
3032 * emit-rtl.c (operand_subword): Remove unused variable
3035 * rtl.c (shallow_copy_rtx): Remove unused variable `format_ptr'.
3037 * tree.c (chainon): Wrap variable `t2' in macro ENABLE_CHECKING.
3039 Wed Aug 4 13:29:23 1999 Zack Weinberg <zack@bitmover.com>
3041 * cpphash.c (macroexpand): Delete leading whitespace when arg
3042 is concatenated before.
3043 (unsafe_chars): Correct test for whether + and - can extend a
3046 * cppinit.c (cpp_start_read): Do dependencies for
3047 -include/-imacros files also.
3049 * cpplib.c (cpp_scan_buffer): In no-output mode, don't bother
3050 tokenizing non-directive lines.
3051 (cpp_expand_to_buffer): Temporarily disable no-output mode.
3052 * cppmain.c: In no-output mode, just call cpp_scan_buffer for
3055 Wed Aug 4 12:53:44 1999 Jason Merrill <jason@yorick.cygnus.com>
3057 * expr.c (expand_expr, case PLUS_EXPR): Fix parallel case, too.
3059 * c-lex.c: Sync with C++ frontend.
3060 (linemode): New variable.
3061 (parse_float): imag, conversion_errno, and type are output only.
3062 (yylex): Adjust. Move initial '.' case into main switch.
3064 (handle_generic_pragma): Just deal with tokens.
3065 (readescape): Use ISXDIGIT and ISGRAPH.
3066 * c-parse.in: Add END_OF_LINE token.
3068 * c-lex.c (lang_init): Generalize.
3069 (nextchar): Remove. Replace uses with UNGETC.
3070 (skip_white_space): Handle linemode here. Optimize for cpplib.
3071 (skip_white_space_on_line): Remove.
3072 (extend_token_buffer_to): New fn.
3073 (extend_token_buffer): Use it.
3074 (read_line_number, check_newline): Just deal with tokens.
3075 (token_getch, token_put_back): New fns.
3076 (yylex): Use them. More cpplib optimizations. Simplify.
3078 Wed Aug 4 12:53:44 1999 Michael Tiemann <tiemann@holodeck.cygnus.com>
3079 Jason Merrill <jason@yorick.cygnus.com>
3081 * c-lex.c (init_parse): Set cpp_token to CPP_DIRECTIVE.
3082 (consume_string): Make this smart about USE_CPPLIB.
3083 (check_newline): Rewrite to be intelligent about USE_CPPLIB.
3084 (yylex): Rewrite to be intelligent about USE_CPPLIB.
3085 Also, clean up cases where we redundantly set token_buffer[0].
3086 (read_line_number): New fn.
3087 (ignore_escape_flag): New variable.
3089 Wed Aug 4 13:12:17 1999 Jeffrey A Law (law@cygnus.com)
3091 * a29k/t-a29kbare: Fix some comments.
3092 (LIB2FUNCS_EXTRA): Remove fp-bit.c and dp-bit.c
3093 (FPBIT, DPBIT): Define.
3094 * a29k/t-vx29k: Likewise.
3095 * arc/t-arc: Likewise.
3096 * arm/t-arm-elf: Likewise.
3097 * arm/t-bare: Likewise.
3098 * arm/t-pe: Likewise.
3099 * arm/t-pe-thumb: Likewise.
3100 * arm/t-semi: Likewise.
3101 * arm/t-thumb: Likewise.
3102 * arm/t-thumb-elf: Likewise.
3103 * arm/t-thumb-linux: Likewise.
3104 * h8300/t-h8300: Likewise.
3105 * i960/t-i960: Likewise.
3106 * i960/t-vxworks960: Likewise.
3107 * m32r/t-m32r: Likewise.
3108 * mips/t-ecoff: Likewise.
3109 * mips/t-elf: Likewise.
3110 * mips/t-r3900: Likewise.
3111 * pa/t-pro: Likewise.
3112 * rs6000/t-aix43: Likewise.
3113 * rs6000/t-beos: Likewise.
3114 * rs6000/t-newas: Likewise.
3115 * rs6000/t-ppccomm: Likewise.
3116 * rs6000/t-rs6000: Likewise.
3117 * rs6000/t-winnt: Likewise.
3118 * rs6000/t-xnewas: Likewise.
3119 * rs6000/t-xrs6000: Likewise.
3120 * sh/t-sh: Likewise.
3121 * sparc/t-elf: Likewise.
3122 * sparc/t-sparcbare: Likewise.
3123 * sparc/t-sparclite: Likewise.
3124 * sparc/t-splet: Likewise.
3125 * v850/t-v850: Likewise.
3126 * mn10200/t-mn10200: Fix comments.
3127 * mn10300/t-mn10300: Likewise.
3129 * pa.md (divsi3, udivsi3, modsi3, umodsi3 expanders): Clobber a new
3130 dummy operand. Allocate a new pseudo for the dummy operand.
3131 (divsi3, udivsi3, modis3, umodsi3 patterns): Corresponding changes.
3133 * pa.md (movqi, movhi patterns): Do not expose FP regs to regclass.
3135 Wed Aug 4 11:53:55 1999 Tom Tromey <tromey@cygnus.com>
3137 * configure: Rebuilt.
3138 * configure.in: Removed --enable-java-gc option and JAVAGC subst.
3140 Wed Aug 4 09:06:14 1999 Richard Earnshaw (rearnsha@arm.com)
3142 * recog.c (preproces_constraints): Zero recog_op_alt before
3143 processing the constraints.
3145 * arm.c (typedef minipool_node): Renamed from pool_node.
3146 (minipool_vector, minipool_size, minipool_vector_label): Similarly.
3147 (add_minipool_constant): New function.
3148 (dump_minipool): New function.
3149 (find_barrier): Remove special case for getting the insn size of
3150 an insn that references the constant pool.
3151 (minipool_fixup): New structure.
3152 (push_minipool_barrier): New function.
3153 (push_minipool_fix): New function.
3154 (note_invalid_constants): New function.
3155 (add_pool_constant, dump_table, fixit, broken_move): Delete.
3156 (arm_reorg): Rewrite code to fix up the constant pool into a
3157 series of mini-pools embedded in the insn stream.
3158 (arm_output_epilogue): New function, made mainly from the body
3159 of output_func_epilogue.
3160 (output_func_epilogue): Move insn generation part of epilogue code
3161 to arm_output_epilogue.
3162 * arm.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY): Delete.
3163 * arm.md (pool_range): New attribute.
3164 (zero_extendqidi2): Add attribute pool_range.
3165 (zero_extend_hisi_insn, load_extendqisi, extendhisi_insn,
3166 extendqihi_insn, extendqisi_insn, movdi, movsi_insn, pic_load_addr,
3167 pic_load_addr_based_insn, movhi_insn_arch4, movhi_insn_littleend,
3168 movhi_insn_bigend, loadhi_si_bigend, movsf_hard_insn, movsf_soft_insn,
3169 movdf_hard_insn, movdf_soft_insn, movxf_hard_insn): Likewise.
3170 (epilogue): New expand.
3171 (epilogue_insn): New insn. Call arm_output_epilogue.
3173 * arm.c (arm_poke_function_name): Undo change of July 17. Tidy up.
3174 * arm.h (TARGET_SWITCHES): Add missing doc string for TARGET_DEFAULT.
3176 Mon Aug 2 19:18:44 1999 Jason Merrill <jason@yorick.cygnus.com>
3178 * linux.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
3180 1999-08-04 Mark Elbrecht <snowball3@bigfoot.com>
3182 * config/i386/djgpp.h (BSS_SECTION_ASM_OP): Define.
3184 Wed Aug 4 02:15:32 1999 Richard Henderson <rth@cygnus.com>
3186 * jump.c (delete_insn): Delete the addr_vec when deleting a tablejump.
3188 Wed Aug 4 01:48:08 1999 Jim Kingdon <http://developer.redhat.com>
3190 * global.c: Fix comment.
3192 Wed Aug 4 01:43:01 1999 Ian Lance Taylor <ian@zembu.com>
3194 * gcc.c (access_check): New static function.
3195 (find_a_file): Use it when searching a directory list.
3196 * collect2.c (find_a_file): Don't accept directories found when
3197 searching a directory list.
3199 Wed Aug 4 01:40:43 1999 Philippe De Muyter <phdm@macqel.be>
3201 * tlink.c (symbol_hash_lookup): Do not prefix functions used as
3202 function parameters with `&'.
3203 (file_hash_lookup, demangled_hash_lookup, tlink_init): Ditto.
3205 Wed Aug 4 01:08:44 1999 Jeffrey A Law (law@cygnus.com)
3207 * flow.c (delete_unreachable_blocks): Do not call merge_blocks
3208 or tidy_fallthru_edge if the last insn in the block is not
3209 an unconditional jump or a simple conditional jump.
3211 Tue Aug 3 20:21:20 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
3213 * Makefile.in (c-decl.o): Depends on defaults.h.
3215 Tue Aug 3 14:14:52 1999 Jeffrey A Law (law@cygnus.com)
3217 * pa.h (HARD_REGNO_NREGS): FP registers are always 4 bytes wide for
3219 (CLASS_MAX_NREGS): Likewise.
3221 Tue Aug 3 03:51:20 1999 Jeffrey A Law (law@cygnus.com)
3223 * cse.c (cse_insn): Fix dumb thinko in last change.
3225 Tue Aug 3 10:36:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3227 * reload1.c (maybe_fix_stack_asms): Declare CONSTRAINTS as
3230 Mon Aug 2 23:45:45 1999 Hans-Peter Nilsson <hp@bitrange.com>
3232 * dwarf2out.c (add_location_or_const_value_attribute): Correct
3233 test for sizes of passed and declared parameter types.
3235 Tue Aug 3 00:03:41 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3237 * fixincludes: Fix the return type of bsearch, char* -> void*.
3239 * fixinc/inclhack.def: Likewise.
3241 Mon Aug 2 18:29:32 1999 Mark Mitchell <mark@codesourcery.com>
3243 * invoke.texi (-fdump-translation-unit): New option.
3245 Mon Aug 2 17:54:19 1999 Richard Henderson <rth@cygnus.com>
3247 * expr.h (PROMOTE_PROTOTYPES): Move ...
3248 * defaults.h: ... to here.
3249 * c-decl.c: Include defaults.h instead of expr.h.
3250 * c-typeck.c: Include defaults.h.
3252 Mon Aug 2 17:10:24 1999 Mark Mitchell <mark@codesourcery.com>
3254 * toplev.h (errorcount): Declare.
3255 (warningcount): Likewise.
3256 (sorrycount): Likewise.
3257 * c-lex.c (errorcount): Don't declare.
3258 * dwarf2out.c (errorcount): Don't declare.
3260 Mon Aug 2 17:02:08 1999 Jason Merrill <jason@yorick.cygnus.com>
3262 * config/libgloss.h: Add a note discouraging use with ELF.
3263 * configure.in: Don't use libgloss.h for ELF targets.
3264 Always use_collect2 on a.out targets.
3266 Mon Aug 2 16:27:42 1999 Jim Wilson <wilson@cygnus.com>
3268 * combine.c (force_to_mode, case LSHIFTRT): Add goto shiftrt.
3269 (force_to_mode, case ASHIFTRT): Add shiftrt label.
3271 Tue Aug 3 00:45:02 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
3273 * loop.c (strength_reduce): When doing biv->giv conversion, update
3274 reg note of NEXT->insn.
3276 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
3278 * real.c (PUT_REAL): Clear unused bytes if long double is IEEE quad.
3280 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
3282 * c-decl.c (get_parm_info, store_parm_decls): Change all uses of
3283 PROMOTE_PROTOTYPES, so that it tests it as a C expression.
3284 Ensure expr.h is included.
3285 * c-typecheck.c (convert_arguments): Ditto.
3287 * expr.h: Supply default for PROMOTE_PROTOTYPES (0).
3289 * config/arc/arc.h: Define PROMOTE_PROTOTYPES to 1.
3290 * config/convex/convex.h: Ditto.
3291 * config/dsp16xx/dsp16xx.h: Ditto.
3292 * config/fx80/fx80.h: Ditto.
3293 * config/gmicro/gmicro.h: Ditto.
3294 * config/i370/i370.h: Ditto.
3295 * config/i386/i386.h: Ditto.
3296 * config/m32r/m32r.h: Ditto.
3297 * config/m68k/m68k.h: Ditto.
3298 * config/m88k/m88k.h: Ditto.
3299 * config/mips/mips.h: Ditto.
3300 * config/pa/pa.h: Ditto.
3301 * config/pyr/pyr.h: Ditto.
3302 * config/tahoe/tahoe.h: Ditto.
3303 * config/we32k/we32k.h: Ditto.
3305 * config/sparc/sparc.h: Define PROMOTE_PROTOTYPES
3308 * config/i1750a/i1750a.h: Define PROMOTE_PROTOTYPES to 0.
3310 * config/i860/paragon.h: Remove PROMOTE_PROTOTYPES
3313 * tm.texi: Document new usage of PROMOTE_PROTOTYPES.
3315 1999-08-02 Richard Henderson <rth@cygnus.com>
3317 * m32r.c (m32r_setup_incoming_varargs): Use get_varargs_alias_set
3318 for the register spill block.
3320 * m32r.h (EXPAND_BUILTIN_VA_ARG): New.
3321 (EXPAND_BUILTIN_SAVEREGS): Delete #if 0 code.
3323 * m32r.h (INT8_P): Don't short-cut test with (unsigned).
3324 (INT16_P, CMP_INT16_P, UINT16_P): Likewise.
3325 (UPPER16_P, UINT24_P, INT32_P, UINT5_P): Likewise.
3327 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
3329 * config/sparc/linux.h: Define WCHAR_TYPE as "int" and undef
3330 MAX_WCHAR_TYPE defined in sparc.h.
3331 * config/sparc/linuxaout.h: Likewise.
3332 * config/sparc/linux64.h: Likewise.
3333 Also default to -mvis if CPU is UltraSPARC.
3335 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
3337 * config/sparc/sparc.h (ASM_DECLARE_REGISTER_GLOBAL): New macro.
3338 (RTX_OK_FOR_OLO10): Likewise.
3339 (GO_IF_LEGITIMATE_ADDRESS): If assembler supports offsetable
3340 %lo(), allow it in addresses...
3341 (PRINT_OPERAND_ADDRESS): ... and print it appropriately.
3342 * config/sparc/sparc.md (sethi_di_medlow_embmedany_pic): sethi %lo()
3343 does not make sense.
3344 * config/sparc/sparc.c (sparc_hard_reg_printed): New array.
3345 (sparc_output_scratch_registers): New function.
3346 (output_function_prologue, sparc_flat_output_function_prologue): Use
3348 * varasm.c (make_decl_rtl): Use ASM_DECLARE_REGISTER_GLOBAL if
3350 * tm.texi (ASM_DECLARE_REGISTER_GLOBAL): Document it.
3351 * configure.in: Add check for .register pseudo-op support in as and
3352 check for offsetable %lo().
3353 * acconfig.h: Add templates for the above checks.
3354 * configure: Regenerate.
3356 1999-08-02 Richard Henderson <rth@cygnus.com>
3358 * sparc/linux64.h (TARGET_DEFAULT): Remove MASK_APP_REGS.
3359 * sparc/sol2-sld-64.h (TARGET_DEFAULT): Likewise.
3360 * sparc/sol2.h (TARGET_DEFAULT): Likewise.
3362 Mon Aug 2 23:46:45 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
3364 * loop.c (strength_reduce): When doing biv->giv conversion, fix up
3367 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
3369 * config/float-sparc.h: New file.
3370 * configure.in: Use float_format=sparc for sparc-*-linux-gnulibc1,
3371 sparc-*-linux-gnu and sparc64-*-linux*.
3373 1999-08-02 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3375 * rs6000.c (rs6000_va_list): Type is an array.
3376 (rs6000_va_start): Don't doubly adjust for varargs.
3377 (rs6000_va_arg): Evaluate long long GPR adjustment.
3379 Mon Aug 2 16:15:57 1999 David Edelsohn <edelsohn@gnu.org>
3381 * rs6000/aix43.h (SUBTARGET_SWITCHES): Use -m64 and -m32 instead of
3382 -maix64 and -maix32.
3383 (ASM_SPEC, ASM_CPU_SPEC, CPP_SPEC, CPP_CPU_SPEC, LIB_SPEC,
3384 LINK_SPEC): Change appropriately.
3385 * rs6000/rs6000.c (short_cint_operand): Use CONST_OK_FOR_LETTER_P.
3386 (u_short_cint_operand): Likewise.
3387 * rs6000/rs6000.md (movdi splitters): Add TARGET_POWERPC64 support
3389 * rs6000/t-aix43 (MULTILIB): Change to -m64.
3391 * invoke.texi (RS/6000 Submodel): Document 64-bit processor options.
3393 Mon Aug 2 16:15:57 1999 Geoff Keating <geoffk@cygnus.com>
3395 * rs6000/rs6000.c (num_insns_constant_wide): Correct
3397 (add_operand): Get test correct for 64-bit HOST_WIDE_INT.
3398 (non_add_cint_operand): Likewise.
3399 (logical_operand): Likewise.
3400 (non_logical_cint_operand): Likewise.
3401 (print_operand): Correct printf()s for 64-bit HOST_WIDE_INT.
3402 (print_operand_address): Correct printf() for 64-bit HOST_WIDE_INT.
3403 (rs6000_select_rtx_section): Suppress warning.
3404 (small_data_operand): Suppress warning.
3405 (rs6000_got_register): Suppress warning.
3406 * rs6000/rs6000.md (andsi3): HOST_WIDE_INT is a signed
3407 type, so `J' is generally the wrong constraint for a SImode value;
3409 (andsi3_internal2): Likewise.
3410 (andsi3_internal3): Likewise.
3411 (iorsi3_internal1): Likewise.
3412 (xorsi3_internal1): Likewise.
3414 (movsf_softfloat): Likewise.
3415 (scc insns): Likewise.
3416 (movsi+2): Preserve sign bits of SImode constant.
3417 (floatsidf2_internal+1): Sign-extend SImode constant correctly.
3418 (movdf+1): Sign-extend properly.
3419 (movdi_32+1): Sign-extend properly.
3420 (scc insns): Sign-extend properly.
3422 * md.texi (RS/6000 EXTRA_CONSTRAINTS): Update documentation for J,
3425 1999-08-02 Richard Henderson <rth@cygnus.com>
3427 * alpha.c (override_options): Move ev6 alpha_tp frobbing out of
3429 (print_operand): Notice alpha_fptm not alpha_tp for sw completion.
3430 * alpha.md (all fp insns): Likewise.
3432 1999-08-02 Nick Clifton <nickc@cygnus.com>
3434 * config/v850/v850.h (STRICT_ALIGNMENT): Only define if not
3437 Mon Aug 2 03:38:33 1999 Jeffrey A Law (law@cygnus.com)
3439 * pa.c (legitimize_pic_address): Clarify comments. Do not call the
3440 pic_load_label generator directly.
3441 * pa.md (pic_load_label): Clarify comments. Remove modes on operands.
3442 No longer a named pattern.
3444 Mon Aug 2 09:38:10 1999 Nick Clifton <nickc@cygnus.com>
3446 * explow.c (force_reg): Call force_operand if X does not
3447 satisfy general_operand.
3449 Mon Aug 2 01:34:22 1999 Jeffrey A Law (law@cygnus.com)
3451 * fix-header.c (main): When testing for CONTINUED, use string
3452 equality, not pointer equality.
3454 Mon Aug 2 01:27:24 1999 Dan Nicolaescu <dann@ics.uci.edu>
3456 * sparc.c (sparc_block_profiler): Use the %g2 register, not %o0.
3458 Sun Aug 1 22:46:42 1999 Jeffrey A Law (law@cygnus.com)
3460 * cse.c (cse_insn): Fix loop which deletes insns after a jump
3461 that has become an unconditional jump.
3463 * m68k.c (output_function_prologue): Fix typo in CPU32 case.
3464 (output_function_epilogue): Similarly.
3466 Sun Aug 1 20:14:00 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3468 * tree.h (init_dummy_function_start): Declare.
3470 Sun Aug 1 12:55:31 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3472 * stmt.c (emit_filename, emit_lineno, expr_stmts_for_value,
3473 last_expr_type, last_expr_value, block_start_count, block_stack,
3474 stack_block_stack, cond_stack, loop_stack, case_stack, nesting_stack,
3475 nesting_depth, goto_fixup_chain): Delete global vars; now allocated
3476 dynamically in stmt elt of struct function for each function.
3477 (struct nesting): Rename function_call_count elt to n_function_calls,
3478 target_temp_slot_level to block_target_temp_slot_level. All users
3480 (struct stmt_status): New structure definition.
3481 Add many accessor macros for stmt_status elements which previously
3482 were global variables.
3483 (init_stmt_for_function): Allocate stmt elt for current_function.
3484 Reflect that block_start_count was renamed to
3485 current_block_start_count.
3486 (save_stmt_status, restore_stmt_status): Delete functions.
3487 (preserve_subexpressions_p): Don't access loop_stack when outside
3489 (expand_start_bindings): Reflect that block_start_count was renamed to
3490 current_block_start_count.
3491 (expand_fixup): Likewise.
3492 (expand_decl): Don't access block_stack when outside a function.
3493 (expand_decl_cleanup): Likewise.
3494 (expand_dcc_cleanup): Likewise.
3495 (expand_dhc_cleanup): Likewise.
3496 (expand_anon_union_decl): Likewise.
3497 (set_file_and_line_for_stmt): New function.
3498 (in_control_zone_p): New function.
3500 * function.h (struct function): Add new elt stmt.
3501 Delete elts block_stack, stack_block_stack, cond_stack, loop_stack,
3502 case_stack, nesting_stack, nesting_depth, block_start_count,
3503 last_expr_type, last_expr_value, expr_stmts_for_value, emit_filename,
3504 emit_lineno, goto_fixup_chain.
3505 (save_eh_status, restore_eh_status, save_stmt_status,
3506 restore_stmt_status): Delete declarations.
3507 * function.c (push_function_context_to): Don't call save_stmt_status.
3508 (pop_function_context_to): Don't call restore_stmt_status.
3509 * tree.h (in_control_zone_p): Declare.
3510 * rtl.h (set_file_and_line_for_stmt): Declare.
3512 * emit-rtl.c (emit_line_note): Don't set emit_filename/emit_lineno;
3513 call set_file_and_line_for_stmt.
3515 Thu Jul 31 12:34:45 1999 Joe Buck <jbuck@synopsys.com>
3517 * gcc.texi: Use terms "GNU Compiler Collection" and "GCC".
3518 Also update copyright.
3520 Sat Jul 31 11:10:07 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3522 * c-pragma.c: Don't include "except.h".
3523 * emit-rtl.c: Likewise.
3524 * stor-layout.c: Likewise.
3526 * varasm.c: Likewise.
3528 * flow.c: Include "function.h".
3529 * tree.h (init_dummy_function_start): Declare new function.
3531 * except.h (struct eh_status): New structure.
3532 (struct label_node, struct eh_entry): Declare even if tree.h hasn't
3534 (eh_return_stub_label, ehstack, catchstack, ehqueue,
3535 catch_clauses, false_label_stack, caught_return_label_stack,
3536 protect_list, current_function_ehc): Add accessor macros for the
3537 corresponding fields in current_function->eh; delete declarations
3538 for all items that used to be declared here.
3539 * except.c (eh_return_stub_label, ehstack, catchstack, ehqueue,
3540 catch_clauses, false_label_stack, caught_return_label_stack,
3541 protect_list, current_function_ehc): Delete variables.
3542 (init_eh_for_function): Allocate current_function->eh.
3543 (save_eh_status, restore_eh_status): Delete functions.
3545 * function.h (struct function): Add fields next_global and eh.
3546 Delete all exception handling related fields.
3547 * function.c (current_function): New variable.
3548 (all_functions): New variable.
3549 (push_function_context_to): Don't allocate a struct function,
3550 use current_function instead. Call init_dummy_function_start when
3551 outside a function. Clear current_function before returning.
3552 (pop_function_context_from): Restore current_function.
3553 Don't free the restored struct function.
3554 (prepare_function_start): New function.
3555 (init_dummy_function_start): New function.
3556 (init_function_start): Break out some code into prepare_function_start
3559 * stmt.c (save_stmt_status): Don't call save_eh_status.
3560 (restore_stmt_status): Don't call restore_eh_status.
3562 * Makefile.in: Update dependencies.
3564 Sat Jul 31 04:10:01 1999 Jeffrey A Law (law@cygnus.com)
3566 * pa.c (compute_frame_size): Use STARTINg_FRAME_OFFSET instead
3567 of depending on a magic constant value. Update comments.
3568 (hppa_expand_prologue): Similarly.
3570 * pa.md (reload_indi, reload_outdi): Allow any register for the
3571 original reload register.
3573 Fri Jul 30 19:41:35 1999 Jim Wilson <wilson@cygnus.com>
3575 * cccp.c (print_help): Change marcos to macros.
3577 1999-07-30 Richard Henderson <rth@cygnus.com>
3579 * c-typeck.c (initializer_constant_valid_p): Move ...
3580 * c-common.c (initializer_constant_valid_p): ... here. Use
3581 FOO_TYPE_P instead of tests against TREE_CODE. Allow subtraction
3583 * c-common.h (initializer_constant_valid_p): Declare.
3584 * c-tree.h (initializer_constant_valid_p): Remove.
3586 Fri Jul 30 16:33:42 1999 Mathias Froehlich <frohlich@na.uni-tuebingen.de>
3588 * config/i386/sol2-c1.asm: Align the stack.
3589 * config/i386/sol2-gc1.asm: Likewise.
3591 1999-07-30 Vladimir Makarov <vmakarov@loony.cygnus.com>
3593 * config/sparc/sparc.h (ASM_CPU32_DEFAULT_SPEC): Change -Av8 onto
3594 -Asparclite for sparc86x.
3595 (CPP_CPU32_DEFAULT_SPEC, CPP_CPU_SPEC): Remove -D__sparc_v8__ for
3597 (ASM_CPU_SPEC): Use -Asparclite for sparc86x.
3599 Fri Jul 30 14:53:56 1999 Jakub Jelinek <jj@ultra.linux.cz>
3601 * config/sparc/linux64.h (CC1_SPEC): Preserve CPU specified by
3602 the user if using the non-default arch size in BI_ARCH configuration.
3603 * config/sparc/sol2-sld-64.h (CC1_SPEC): Ditto.
3605 * config/sparc/sparc.md (cmp_mul_set, cmp_udiv_cc_set):
3606 Fix patterns so that they actually match.
3607 (cmp_sdiv_cc_set): Ditto, also don't require g0 to be zero.
3608 (mulsidi3_sp64, const_mulsidi3_sp64): New patterns.
3609 (const_mulsidi3_sp32): Renamed from const_mulsidi3, only on
3611 (mulsidi3): Reflect this in the expand.
3612 (smulsi3_highpart): Only on TARGET_ARCH32.
3613 (umulsidi3_sp64, const_umulsidi3_sp64): New patterns.
3614 (const_umulsidi3_sp32): Renamed from const_umulsidi3.
3615 (umulsidi3): Reflect this in the expand.
3616 (umulsi3_highpart): Only on TARGET_ARCH32.
3617 (divsi3_sp32): Renamed from divsi3, only on TARGET_ARCH32,
3618 don't require g0 to be zero.
3619 (udivsi3_sp32): Renamed from udivsi3, only on TARGET_ARCH32.
3620 ({,u}divsi3): New expands.
3621 ({,u}divsi3_sp64): New patterns.
3622 (after lshrdi3_v8plus): Four new patterns to help combiner
3623 optimizing nested mixed mode shifts.
3625 * config/sparc/sparc.c (sparc_override_options): Use deprecated
3626 v8 instructions if optimizing for UltraSPARC I, II, IIi, as it
3627 speed things up. Don't use them by default on plain v9 in 64bit
3628 mode, according to what SPAMv9 sais.
3630 * config/sparc/sparc.h: Fix comments, e.g. Linux already preserves
3631 top 32 bits of %[og][0-7] in signal handlers.
3632 Also, TARGET_HARD_MUL32 now is only true for TARGET_ARCH32.
3634 Fri Jul 30 03:00:41 1999 Jeffrey A Law (law@cygnus.com)
3636 * pa.md (zvdep_imm32): Renamed from zvdep_imm.
3637 (ashlsi3): Corresponding changes.
3639 * pa.c (compute_zdepwi_operands): Renamed from compute_zdepi_operands.
3641 Thu Jul 29 18:37:13 1999 Jeffrey A Law (law@cygnus.com)
3643 * pa.h (FIRST_PARM_CALLER_OFFSET): Delete.
3645 Thu Jul 29 19:01:58 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3647 * arm.h (Hint): Delete macro.
3648 Substitute HOST_WIDE_INT for Hint in some prototypes.
3649 * arm.c: Substitute HOST_WIDE_INT for Hint in one prototype.
3651 Thu Jul 29 09:21:42 1999 Nick Clifton <nickc@cygnus.com>
3653 * builtins.c (expand_builtin_setjmp): Use force_operand to
3654 make sure that the buffer address is in a suitable form to be
3655 passed to force_reg.
3657 Wed Jul 28 12:50:48 1999 Geoff Keating <geoffk@cygnus.com>
3659 * config/mips/mips.c: system.h handles MIN and MAX, don't undefine
3662 Wed Jul 28 13:18:35 1999 Jeffrey A Law (law@cygnus.com)
3664 * pa.md (indirect_jump): Remove mode from match_operand. Verify
3665 proper mode in the condition string.
3666 (icacheflush, dcacheflush): Remove modes from match_operands.
3668 * pa.c (emit_move_sequence): Always convert scratch_reg to the
3669 proper mode before using it.
3671 * pa.md (adddi3, subdi3): Turn into a define_expand/define_insn
3674 * pa.c (store_reg): Do not call add_high_const generator directly.
3675 (load_reg, set_reg_plus_d): Likewise.
3676 * pa.md (add_high_const): No longer a named pattern.
3678 * pa.c (legitimize_address): Consistently use Pmode rather than
3679 SImode. Do not call gen_pic2_highpart directly anymore.
3680 * pa.md (pic2_highpart): No longer a named pattern.
3681 (pic2_lo_sum): Similarly. Reformat to make more readable.
3683 * pa.md (call, call_value): Use "word_mode" instead of "SImode" as
3688 Wed Jul 28 11:28:04 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3690 * builtins.c (expand_builtin): Typo in call to expand_builtin_ffs.
3692 Wed Jul 28 11:23:48 1999 Richard Henderson <rth@cygnus.com>
3694 * pa.c (hppa_builtin_saveregs): Use get_varargs_alias_set
3695 and tag the spill mems.
3696 (hppa_va_start): New.
3698 * pa.h (EXPAND_BUILTIN_VA_START): New.
3699 (EXPAND_BUILTIN_VA_ARG): New.
3701 Wed Jul 28 11:22:21 1999 Richard Henderson <rth@cygnus.com>
3703 * mn10300.c (mn10300_builtin_saveregs): Use get_varargs_alias_set
3704 and tag the spill mems.
3705 (mn10300_va_start): New.
3706 (mn10300_va_arg): New.
3707 * mn10300.h (EXPAND_BUILTIN_VA_START): New.
3708 (EXPAND_BUILTIN_VA_ARG): New.
3710 Wed Jul 28 11:20:19 1999 Richard Henderson <rth@cygnus.com>
3712 * mn10200.c (mn10200_va_arg): New.
3713 * mn10200.h (EXPAND_BUILTIN_VA_ARG): New.
3715 Wed Jul 28 11:19:06 1999 Richard Henderson <rth@cygnus.com>
3717 * builtins.c (std_expand_builtin_va_arg): Use int_size_in_bytes
3718 rather than play with TREE_INT_CST_LOW.
3720 1999-07-27 Philip Blundell <pb@nexus.co.uk>
3722 * config/arm/telf.h: Include dbxelf.h.
3723 (CPP_PREDEFINES): Only define if not already defined.
3724 (ASM_IDENTIFY_GCC): Likewise.
3725 (SUBTARGET_EXTRA_SECTIONS): Likewise.
3726 (SUBTARGET_EXTRA_SECTION_FUNCTIONS): Likewise.
3727 * config/arm/thumb.h (LINK_SPEC): Only define if not already
3729 (DBX_DEBUGGING_INFO): Don't define.
3730 * config/arm/linux-telf.h: New file.
3731 * config/arm/linux-tgas.h: New file.
3732 * config/arm/t-thumb-linux: New file.
3733 * config/arm/uclinux-elf.h: New file.
3734 * config/arm/uclinux-telf.h: New file.
3735 * configure.in (arm-*-uclinux, thumb-*-linux-gnu,
3736 thumb-*-uclinux): New targets.
3737 * configure: Regenerate.
3739 Tue Jul 27 23:20:21 1999 Jeffrey A Law (law@cygnus.com)
3741 * pa.md (post_store, pre_load): New expanders.
3742 (post_stwm, pre_ldwm): Renamed to post_stw and pre_ldw respectively.
3743 (post_ldwm, pre_stwm): Make these unnamed patterns since we never
3744 need to directly generate RTL for them.
3745 * pa.c (hppa_expand_prologue, hppa_expand_epilogue): Corresponding
3748 Tue Jul 27 16:05:52 1999 David Edelsohn <edelsohn@gnu.org>
3750 * aix43.h (ASM_CPU_SPEC, CPP_CPU_SPEC): Add rs64a and PPC630.
3751 * rs6000.c (processor_target_table): Add powerpc64, rs64a, and PPC630.
3752 (rs6000_cpu): Choose between 32-bit and 64-bit default processors.
3753 (secndary_reload_class): Make TARGET_ELF conditional compile.
3754 (print_operand_address): Similar.
3755 (output_toc): Print all values as hex.
3756 (get_issue_rate): Rearrange and add RS64A and PPC630.
3757 * rs6000.h (processor_type): Add RS64A and PPC630.
3758 (PROCESSOR_POWERPC64): New.
3759 (PROMOTE_MODE): Use word_mode.
3760 (RTX_COSTS): Add RS64A and PPC630.
3761 * rs6000.md (scheduling information): Add lmul and ldiv
3762 representing 64-bit integer multiply and divide. Add rs64a and
3764 (ashldi3): Add support for "rldic" instruction.
3765 * sysv4.h (PROCESSOR_DEFAULT): Change to PROCESSOR_750.
3767 Tue Jul 27 15:31:53 1999 Vladimir Makarov <vmakarov@toad.to.cygnus.com>
3769 * config/sparc/sparc.c (sparc_override_options): Enable SPARCLITE
3770 instead of V8 for sparclite86x in cpu_table.
3772 Tue Jul 27 17:49:42 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3774 * config/arm/coff.h (ASM_FILE_START): If generating SDB output, call
3775 output_file_directive.
3777 Tue Jul 27 03:15:33 1999 Jason Merrill <jason@yorick.cygnus.com>
3779 * expr.c (expand_expr, case PLUS_EXPR): Get the mode from the
3780 tree for op1, not the rtl.
3782 Tue Jul 27 00:18:34 1999 Richard Henderson <rth@cygnus.com>
3784 * m88k.c (m88k_builtin_saveregs): Break out the constructor code
3785 to m88k_va_start, leaving only the register spill.
3786 (m88k_build_va_list): New.
3787 (m88k_va_start): New.
3789 * m88k.h (BUILD_VA_LIST_TYPE): New.
3790 (EXPAND_BUILTIN_VA_START): New.
3791 (EXPAND_BUILTIN_VA_ARG): New.
3793 Mon Jul 26 19:07:11 1999 Geoff Keating <geoffk@cygnus.com>
3795 * config/rs6000/rs6000.c (rs6000_expand_builtin_saveregs):
3796 Rename from expand_builtin_saveregs.
3797 * config/rs6000/rs6000.h (EXPAND_BUILTIN_SAVEREGS): Change caller.
3799 Mon Jul 26 22:52:47 1999 Richard Henderson <rth@cygnus.com>
3801 * i960.c (i960_setup_incoming_varargs): Use get_varargs_alias_set
3802 for the register spill block.
3803 (i960_build_va_list): New.
3804 (i960_va_start): New.
3806 * i960.h (BUILD_VA_LIST_TYPE): New.
3807 (EXPAND_BUILTIN_VA_START): New.
3808 (EXPAND_BUILTIN_VA_ARG): New.
3809 * i960.md (store_multiple): Use change_address on individul mems.
3811 Mon Jul 26 22:43:12 1999 Richard Henderson <rth@cygnus.com>
3813 * builtins.c (stabilize_va_list): Don't INDIRECT_REF through
3815 (std_expand_builtin_va_start): Back out one word if !stdarg_p.
3816 (expand_builtin_va_end): Evaluate arg for side effects.
3817 * c-common.c (c_common_nodes_and_builtins): Construct a
3818 va_list_arg_type_node to handle array decomposition to pointer.
3820 Mon Jul 26 18:51:34 1999 Richard Henderson <rth@cygnus.com>
3822 * except.c (start_dynamic_cleanup): Use force_operand on the
3825 Mon Jul 26 16:43:26 1999 Richard Henderson <rth@cygnus.com>
3827 * c4x.h (EXPAND_BUILTIN_VA_ARG): New.
3828 * c4x.c (c4x_va_arg): New.
3830 Mon Jul 26 12:30:09 1999 Jason Merrill <jason@yorick.cygnus.com>
3832 * cpplib.c (cpp_get_token): Don't return a CPP_POP if the buffer
3835 1999-07-26 Nathan Sidwell <nathan@acm.org>
3837 * eh-common.h (__eh_matcher): Prototype correctly.
3839 Mon Jul 26 17:24:51 1999 Philip Blundell <pb@nexus.co.uk>
3841 * config/arm/thumb.h (THUMB_FLAG_SINGLE_PIC_BASE): Define.
3842 (TARGET_SINGLE_PIC_BASE): Likewise.
3843 (GOT_PCREL, NEED_GOT_RELOC, NEED_PLT_RELOC): Provide default
3845 (TARGET_CALLEE_INTERWORKING): Fix typo in comment.
3846 (TARGET_SWITCHES): Add -m{no-}single-pic-base.
3847 (TARGET_OPTIONS): Add -mpic-register=N.
3848 (OUTPUT_INT_ADDR_CONST): New macro.
3849 (INDEX_REGISTER_RTX_P, PIC_OFFSET_TABLE_REGNUM, FINALIZE_PIC,
3850 LEGITIMATE_PIC_OPERAND_P): Likewise.
3851 (LEGITIMIZE_ADDRESS, GOT_IF_LEGITIMATE_ADDRESS): Support PIC.
3852 (ASM_OUTPUT_INT): Use OUTPUT_INT_ADDR_CONST rather than calling
3853 output_addr_const directly.
3854 (PRINT_OPERAND_PUNCT_VALID_P): Accept `|' for compatibility with
3856 (thumb_pic_register, thumb_pic_register_string): Declare.
3858 * config/arm/thumb.c (symbol_mentioned_p): New function: Imported
3860 (label_mentioned_p): New function: Imported from arm.c.
3861 (legitimize_pic_address): New function: Imported from arm.c.
3862 (is_pic):New function: Imported from arm.c.
3863 (thumb_finalize_pic):New function: Imported from arm.c.
3864 (add_constant): Cope with PIC constants.
3865 (fixit): Cope with PIC constants.
3866 (output_return): Do not treat the PIC register as live if
3867 TARGET_SINGLE_PIC_BASE is true.
3868 (thumb_function_prologue): Do not treat the PIC register as live if
3869 TARGET_SINGLE_PIC_BASE is true.
3870 (thumb_expand_prologue): Do not treat the PIC register as live if
3871 TARGET_SINGLE_PIC_BASE is true.
3872 (thumb_unexpand_epilogue): Do not treat the PIC register as live if
3873 TARGET_SINGLE_PIC_BASE is true.
3874 (thumb_print_operand): Accept '|'.
3875 (thumb_override_options): Process PIC options.
3877 * config/arm/thumb.md (movsi): Support PIC.
3878 (call_insn): Change "i" constraint to "X".
3879 (call_value_insn): Likewise.
3880 (consttable_4, consttable_8, consttable_end): Set and clear
3881 "making_const_table" as appropriate.
3882 (pic_load_addr, pic_add_dot_plus_four): New insns.
3884 * invoke.texi (Thumb Options): Fix spelling. Document new
3885 options -msingle-pic-base and -mpic-register=.
3887 1999-07-26 Andrew Haley <aph@cygnus.com>
3889 * config/m32r/initfini.c (__init): Use a full word immediate for
3890 __fini: this allows it to be placed in any memory region.
3892 * config/m32r/t-m32r: Compile crtinit.o and crtfini.o for
3893 -mmodel=medium. This is OK for all memory models.
3895 Mon Jul 26 11:58:46 1999 Nick Clifton <nickc@cygnus.com>
3897 * config/arm/arm.c: Replace %R%s in asm_fprintf strings with %r.
3898 * config/arm/arm.h: Replace %R%s in asm_fprintf strings with %r.
3900 Mon Jul 26 10:23:36 1999 Nick Clifton <nickc@cygnus.com>
3902 * final.c (asm_fprintf): Accept ASM_FPRINTF_EXTENSIONS, if
3905 * tm.texi: Document ASM_FPRINTF_EXTENSIONS.
3907 Sun Jul 25 23:51:59 1999 Richard Henderson <rth@cygnus.com>
3909 * i860.h (EXPAND_BUILTIN_SAVEREGS): New.
3910 (BUILD_VA_LIST_TYPE): New.
3911 (EXPAND_BUILTIN_VA_START): New.
3912 (EXPAND_BUILTIN_VA_ARG): New.
3913 * i860.c (output_delayed_branch): Disable.
3914 (output_delay_insn): Likewise.
3915 (i860_saveregs): New.
3916 (i860_build_va_list): New.
3917 (i860_va_start): New.
3919 * i860.md: Disable all peepholes using output_delayed_branch.
3920 * i860/sysv4.h (I860_SVR4_VA_LIST): New.
3922 Sun Jul 25 23:44:13 1999 Richard Henderson <rth@cygnus.com>
3924 * clipper.h (EXPAND_BUILTIN_SAVEREGS): Remove argument.
3925 (BUILD_VA_LIST_TYPE): New.
3926 (EXPAND_BUILTIN_VA_START): New.
3927 (EXPAND_BUILTIN_VA_ARG): New.
3928 * clipper.c (clipper_builtin_saveregs): Only dump registers.
3929 Return the address of the save area.
3930 (clipper_build_va_list): New.
3931 (clipper_va_start): New.
3932 (clipper_va_arg): New.
3934 Sun Jul 25 22:56:47 1999 Richard Henderson <rth@cygnus.com>
3936 * arc.h (EXPAND_BUILTIN_VA_START): New.
3937 (EXPAND_BUILTIN_VA_ARG): New.
3938 * arc.c (arc_setup_incoming_varargs): Set alias set of
3940 (arc_va_start): New.
3943 Sun Jul 25 22:45:55 1999 Richard Henderson <rth@cygnus.com>
3945 * alpha.h (EXPAND_BUILTIN_SAVEREGS): Delete.
3946 (BUILD_VA_LIST_TYPE): New.
3947 (EXPAND_BUILTIN_VA_START): New.
3948 (EXPAND_BUILTIN_VA_ARG): New.
3949 * alpha.c (alpha_builtin_saveregs): Delete.
3950 (alpha_build_va_list): New.
3951 (alpha_va_start): New.
3952 (alpha_va_arg): New.
3954 Sun Jul 25 21:40:33 1999 Jeffrey A Law (law@cygnus.com)
3956 * config/svr4.h (CTORS_SECTION_ASM_OP): Do not emit directives in
3958 (DTORS_SECTION_ASM_OP, INIT_SECTION_ASM_OP): Likewise.
3959 (FINI_SECTION_ASM_OP, ASM_OUTPUT_SECTION_NAME): Likewise.
3961 * gcc.texi: More changes related to list conversion.
3962 * invoke.texi: Likewise.
3964 Sun Jul 25 18:15:39 1999 Richard Henderson <rth@cygnus.com>
3966 * builtins.c (expand_builtin_saveregs): Remove static, remove exp
3967 and ignore arguments, bail if no EXPAND_BUILTIN_SAVEREGS.
3968 (expand_builtin_next_arg): Accept ARGLIST not EXP.
3969 (stabilize_va_list): New function.
3970 (std_expand_builtin_va_start): New function.
3971 (expand_builtin_va_start): New function.
3972 (get_varargs_alias_set): New function.
3973 (std_expand_builtin_va_arg): New function.
3974 (expand_builtin_va_arg): New function.
3975 (expand_builtin_va_end): New function.
3976 (expand_builtin_va_copy): New function.
3977 (expand_builtin): Call them.
3978 * c-common.c (c_common_nodes_and_builtins): Build __builtin_va_list,
3979 __builtin_{varargs_start,stdarg_start,end,copy}.
3980 (build_va_arg): New function.
3981 * c-common.h (CTI_PTR_TYPE, ptr_type_node): Delete.
3982 (build_va_arg): Declare.
3983 * c-decl.c (ptr_type_node, va_list_type_node): New.
3984 * c-parse.gperf (__builtin_va_arg): New.
3985 * c-parse.in (VA_ARG): New token.
3986 (unary_expr): Recognize it.
3987 * expr.c (expand_expr): Expand VA_ARG_EXPR.
3988 * expr.h (std_expand_builtin_va_start): Declare.
3989 (std_expand_builtin_va_arg): Declare.
3990 (expand_builtin_va_arg): Declare.
3991 (get_varargs_alias_set): Declare.
3992 * tree.def (VA_ARG_EXPR): New.
3993 * tree.h (BUILT_IN_VARARGS_START): New.
3994 (BUILT_IN_STDARG_START, BUILT_IN_VA_END): New.
3995 (ptr_type_node, va_list_type_node): Declare.
3996 * tm.texi (EXPAND_BUILTIN_SAVEREGS): Kill unused ARGLIST argument.
3997 * m32r.h (EXPAND_BUILTIN_SAVEREGS): Likewise.
3998 * m88k.h, m88k.c: Likewise.
3999 * mn10300.h, mn10300.c: Likewise.
4000 * pa.h, pa.c: Likewise.
4001 * rs6000.h, rs6000.c: Likewise.
4002 * sh.h, sh.c: Likewise.
4003 * sparc.h, sparc.c: Likewise.
4005 * emit-rtl.c (operand_subword): Copy alias set.
4006 (change_address): Likewise.
4008 Sun Jul 25 15:04:37 1999 Jeffrey A Law (law@cygnus.com)
4010 * pa.c (compute_frame_size): Scan all the used callee saved registers,
4011 not just the first one.
4013 Fri Jul 23 14:09:58 1999 Philip Blundell <pb@nexus.co.uk>
4015 * config/arm/arm.h (TARGET_SWITCHES): Add
4016 -m{no-}single-pic-base. Correct help string for -mshort-load-words.
4017 (TARGET_OPTIONS): Add -mpic-register=.
4018 (ARM_FLAG_SINGLE_PIC_BASE, TARGET_SINGLE_PIC_BASE): Define.
4019 (arm_pic_register_string): Declare.
4020 (NEED_PLT_GOT): Delete, replace with ...
4021 (NEED_GOT_RELOC, NEED_PLT_RELOC): ... these. New macros.
4022 (OUTPUT_INT_ADDR_CONST): Replace NEED_PLT_GOT with NEED_GOT_RELOC.
4023 (ASM_OUTPUT_MI_THUNK): Replace NEED_PLT_GOT with NEED_PLT_RELOC.
4024 * config/arm/arm.c (arm_override_options): Add new option
4026 (arm_pic_register_string): New variable.
4027 (arm_finalize_pic): Respect TARGET_SINGLE_PIC_BASE.
4028 (output_func_prologue): If TARGET_SINGLE_PIC_BASE, treat the PIC
4029 register as never live. Use NEED_PLT_RELOC not NEED_PLT_GOT.
4030 (output_return_instruction): Likewise.
4031 * config/arm/elf.h (NEED_PLT_GOT): Delete, replace with ...
4032 (NEED_GOT_RELOC, NEED_PLT_RELOC): ... these. Define to flag_pic.
4033 * config/arm/arm.md: Use NEED_PLT_RELOC in place of NEED_PLT_GOT.
4035 * invoke.texi (ARM Options): Fix spelling. Remove duplicate
4036 mention of -msched-prolog. Document new options -msingle-pic-base
4037 and -mpic-register=.
4039 Thu Jul 22 18:23:56 1999 Richard Henderson <rth@cygnus.com>
4041 * haifa-sched.c (reemit_notes): Tidy.
4042 * sched.c (reemit_notes): Duplicate 1998-08-31 patch to
4045 Thu Jul 22 18:21:04 1999 Richard Henderson <rth@cygnus.com>
4047 * explow.c (trunc_int_for_mode): New function.
4048 (plus_constant_wide): Use it.
4049 * combine.c (simplify_and_const_int): Likewise.
4050 (merge_outer_ops): Likewise.
4051 (simplify_shift_const): Likewise.
4052 * cse.c (simplify_unary_operation): Likewise.
4053 (simplify_binary_operation): Likewise.
4054 * emit-rtl.c (operand_subword): Likewise.
4055 * rtl.h: Declare it.
4057 Thu Jul 22 14:34:59 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4059 * config/arm/arm.c (arm_print_operand): Fix typo in 'M' case
4060 (use NUM_REGS instead of NUM_INTS).
4062 Thu Jul 22 11:25:20 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4064 * builtins.c: New file.
4065 * expr.c (saveregs_value, apply_args_value): Delete definition,
4066 moved into builtins.c.
4067 (string_constant): No longer static.
4068 (get_pointer_alignment, c_strlen, get_memory_rtx, expand_builtin,
4069 apply_args_size, apply_result_size, result_vector,
4070 expand_builtin_apply_args, expand_builtin_apply,
4071 expand_builtin_return): Delete functions, moved into builtins.c.
4072 (INCOMING_REGNO, OUTGOING_REGNO): Delete unused macros.
4073 * expr.h (saveregs_value, apply_args_value): Declare variables.
4074 (expand_builtin, string_constant): Declare functions.
4075 * Makefile.in: Update to build builtin.o.
4077 Wed Jul 21 00:46:58 1999 Mark P. Mitchell <mark@codesourcery.com>
4079 * defaults.h (DWARF2_GENERATE_TEXT_SECTION_LABEL): New macro.
4080 * tm.texi (DWARF2_GENERATE_TEXT_SECTION_LABEL): Define it.
4081 * dwarf2out.c (dwarf2out_init): Don't output a label to mark the
4082 start of the text section if DWARF2_GENERATE_TEXT_SECTION_LABEL is
4084 * config/mips/iris6.h (DWARF2_GENERATE_TEXT_SECTION_LABEL):
4087 1999-07-21 Michael Meissner <meissner@cygnus.com>
4089 * print-rtl.c (print_rtx): Print the names of the virtual
4092 Wed Jul 21 16:00:32 1999 Nick Clifton <nickc@cygnus.com>
4094 * config/arm/arm.h (INITIAL_ELIMINATION_OFFSET): Fix typo
4095 introduced in previous delta.
4097 Wed Jul 21 14:30:51 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4099 * c-lang.c (finish_file): Rename void_list_node to void_list_node_1
4100 to avoid name clash.
4102 Wed Jul 21 08:39:22 1999 Gavin Romig-Koch <gavin@cygnus.com>
4104 * c-lex.c (yylex) : Correct the test for overflow when lexing
4107 Tue Jul 20 18:02:42 1999 Richard Henderson <rth@cygnus.com>
4109 * haifa-sched.c (insn_cost): FREE implies cost 0 and vice versa.
4110 (adjust_priority): Always call ADJUST_PRIORITY.
4111 (schedule_insn): Only put insns into the ready at cost 0.
4112 (schedule_block): Remove redundant initial sort. Give clock_var
4113 and can_issue_more to MD_SCHED_REORDER. Requeue if hazard cost
4115 * tm.texi (MD_SCHED_REORDER): Update docs.
4117 * sparc.h (MD_SCHED_REORDER): Update. Set CAN_ISSUE_MORE.
4118 * sparc.c (ultra_reorder_called_this_block): Delete.
4119 (ultrasparc_sched_init): Don't set it.
4120 (ultrasparc_sched_reorder): Don't check it.
4122 Tue Jul 20 17:07:54 1999 Richard Henderson <rth@cygnus.com>
4124 * rs6000.h (struct rs6000_args): Add sysv_gregno.
4125 * rs6000.c (init_cumulative_args): Init sysv_gregno.
4126 (function_arg_boundary): Align DFmode.
4127 (function_arg_advance): Restructure for ABI_V4; use sysv_gregno
4128 to get fp reg and stack overflow correct.
4129 (function_arg): Likewise.
4130 (function_arg_pass_by_reference): True for TFmode for ABI_V4.
4131 (setup_incoming_varargs): Restructure for ABI_V4; use
4132 function_arg_advance to skip final named argument.
4133 (expand_builtin_saveregs): Properly unskip the last integer arg
4134 when doing varargs. Adjust overflow location calculation.
4136 * ginclude/va-ppc.h (struct __va_list_tag): Make gpr and fpr
4137 explicitly unsigned.
4138 (__VA_FP_REGSAVE): Use new OFS argument instead of AP->fpr directly.
4139 (__VA_GP_REGSAVE): Similarly.
4140 (__va_longlong_p): Delete.
4141 (__va_arg_type_violation): New declaration.
4142 (va_arg): Restructure. Flag promotion errors. Align double.
4143 TFmode passed by reference.
4145 * rs6000.md (movdi_32+1): Use GEN_INT after arithmetic
4146 in the HOST_BITS_PER_WIDE_INT > 32 case.
4148 Tue Jul 20 12:37:30 1999 Hans-Peter Nilsson <hp@bitrange.com>
4150 * dwarf2out.c (output_abbrev_section): Terminate with a zero.
4152 Tue Jul 20 12:12:27 1999 Jason Merrill <jason@yorick.cygnus.com>
4154 * gcc.c (default_compilers, cpp-output): Pass -fpreprocessed.
4155 * toplev.c (documented_lang_options): Add -fpreprocessed.
4156 * cpplib.h (struct cpp_buffer): Add preprocessed.
4157 * cppinit.c (cpp_handle_option): Handle -fpreprocessed.
4158 (cpp_start_read): Don't expand macros or emit an initial #line
4159 directive if -fpreprocessed.
4161 Tue Jul 20 12:12:09 1999 Michael Tiemann <tiemann@holodeck.cygnus.com>
4163 * cpplib.h (struct cpp_buffer): Added manual_pop for
4164 better C++ tokenization.
4165 * cpplib.c (cpp_get_token): Return CPP_EOF if manual_pop.
4166 Also, support C++ tokenization for ->*, .*, <?, and >? operators.
4167 * c-common.c (cpp_token): Make non-static.
4169 Tue Jul 20 11:24:19 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4171 * c-common.h: New file.
4172 * c-common.c (permanent_obstack): Delete unused declaration.
4173 (c_global_trees): New array.
4174 (c_common_nodes_and_builtins): New function; split off common code
4175 from init_decl_processing in both c-decl.c and cp/decl.c.
4176 * c-tree.h: Delete lots of declarations of tree nodes; replaced by
4177 c_global_trees and accessor macros defined in c-common.h.
4179 * c-decl.c: Delete definitions for tree nodes that were replaced by
4181 (init_decl_processing): Build void_list_node.
4182 Call c_common_nodes_and_builtins; delete code to generate the common
4184 * objc/objc-act.c (build_module_descriptor): Rename variable
4185 void_list_node to avoid clash with c-common.h.
4187 * Makefile.in: Update dependencies.
4188 * objc/Make-lang.in: Likewise.
4190 Mon Jul 19 14:22:18 1999 Mark P. Mitchell <mark@codesourcery.com>
4192 * config/mips/iris6gld.h (MAKE_DECL_ONE_ONLY): Define.
4193 (UNIQUE_SECTION_P): Likewise.
4194 (UNIQUE_SECTION): Likewise.
4196 1999-07-19 Linas Vepstas <linas@linas.org>
4198 * config/i370/README: New file.
4199 * config/i370/linux.h: New file.
4200 * config/i370/mvs.h: New file.
4201 * config/i370/oe.h: New file.
4202 * config/i370/t-linux: New file.
4203 * config/i370/t-mvs: New file.
4204 * config/i370/t-oe: New file.
4205 * config/i370/x-oe: New file.
4206 * config/i370/xm-linux.h: New file.
4207 * config/i370/xm-mvs.h: New file.
4208 * config/i370/xm-oe.h: New file.
4210 * i370.c (label_node_t): Add first_ref_page, label_addr,
4211 label_first_ref, label_last_ref members.
4212 (mvs_need_base_reload): Renamed from mvs_label_emitted.
4213 (MAX_MVS_LABEL_SIZE): Define.
4214 (MAX_LONG_LABEL_SIZE): Define.
4215 (alias_node_t, alias_anchor, alias_number): New.
4216 (mvs_function_table): Reorder for EBCDIC.
4217 (ascebc, ebcasc): Unconditionally define.
4218 (i370_branch_dest, i370_branch_length): New functions.
4219 (i370_short_branch, i370_label_scan): New functions.
4220 (mvs_get_label): Renamed from mvs_add_label. Search for
4221 an existing label before creating a new one.
4222 (mvs_add_label): New function.
4223 (mvs_get_label_page): New function.
4224 (mvs_free_label_list): Renamed from mvs_free_label. Iterate
4225 over the entire list.
4226 (mvs_check_page) [TARGET_HLASM]: Use BASR not BALR.
4227 (mvs_check_page) [TARGET_ELF_ABI]: New function.
4228 (mvs_add_alias, mvs_need_alias): New functions.
4229 (mvs_get_alias, mvs_check_alias): New functions.
4230 (handle_pragma): New function.
4231 (mvs_function_check): New function.
4232 (unsigned_jump_follows_p): Search harder.
4233 (i370_function_prolog) [TARGET_HLASM]: Handle LE370. Scan labels.
4234 (i370_function_prolog) [TARGET_ELF_ABI]: New function.
4235 * i370.h (TARGET_VERSION): Delete.
4236 (CPP_SPEC, CPP_PREDEFINES): Delete.
4237 (mvs_label_emitted): Delete.
4238 (TARGET_EBCDIC): Delete.
4239 (MAP_CHARACTER): Define only if TARGET_EBCDIC.
4240 (HANDLE_PRAGMA): Define.
4241 (HARD_REGNO_NREGS): Handle complex modes.
4242 (HARD_REGNO_MODE_OK): Likewise.
4243 (CLASS_MAX_NREGS): Likewise.
4244 (RET_REG): Likewise.
4245 (EXTRA_CONSTRAINT): Define.
4246 (RETURN_IN_MEMORY): True for DImode.
4247 (TRAMPOLINE_TEMPLATE): Use gen_rtx instead of GEN_INT.
4248 (FUNCTION_PROFILER): Delete.
4249 (COUNT_REGS): Fail if REG_P but not REG_OK_FOR_BASE_P.
4250 (NOTICE_UPDATE_CC): Correct handling of MULT, DIV, logicals and shifts.
4251 (TARGET_ESC, TARGET_BELL): Conditionally define for TARGET_EBCDIC.
4252 (TARGET_BS, TARGET_TAB, TARGET_NEWLINE): Likewise.
4253 (TARGET_VT, TARGET_FF, TARGET_CR): Likewise.
4254 (ASM_FILE_START): Add "RMODE ANY".
4255 (ASM_OUTPUT_EXTERNAL): Check for aliases.
4256 (ASM_GLOBALIZE_LABEL): Likewise.
4257 (ASM_OUTPUT_LABELREF): Likewise.
4258 (ASM_OUTPUT_COMMON): Likewise.
4259 (PRINT_OPERAND): Handle 'K', 'W', default.
4260 (PRINT_OPERAND_ADDRESS): New.
4261 (Lots of defines): Add support for TARGET_ELF_ABI.
4262 * i370.md (attr length): New. Define for all patterns.
4263 (*): Lots of tweeks to assembly output and constraints.
4265 Mon Jul 19 15:09:29 1999 David Edelsohn <edelsohn@gnu.org>
4267 * rs6000.md (arithmetic, logical, and shift Rc combiner patterns):
4268 Disable patterns performing SImode comparisons with SImode values
4269 if TARGET_POWERPC64 and instruction does not sign-extend or does
4270 not mask to narrower than SImode, i.e. where bit 31 and bit 63 may
4271 differ for signed quantities.
4272 (indirect_jump): Add expander to choose RTL based on TARGET_64BIT.
4273 (tablejump): Patterns contingent on TARGET_64BIT not TARGET_POWERPC64.
4274 (decrement_and_branch_on_count): Add 64-bit variant.
4276 Mon Jul 19 09:36:27 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4278 * final.c (output_asm_insn): When searching for the matching string
4279 for a given dialect, don't run past the end of the list of
4280 alternatives if there are fewer alternatives in the template than
4283 1999-07-17 Alexandre Oliva <oliva@dcc.unicamp.br>
4285 * gcc.texi: Update e-mail addresses and URLs to gcc.gnu.org.
4286 Removed paragraph about compression of files and size limitation,
4287 duplicated in the FAQ. Use gcc-patches for posting patches.
4288 * gcc.c (main): Updated URL with bug reporting instructions to
4289 gcc.gnu.org. Removed e-mail address.
4290 * system.h (abort): Likewise.
4292 1999-07-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4294 * Makefile.in (stmp-multilib-sub): Make the files extracted
4295 from $(LIBGCC1) writable.
4297 Sat Jul 17 14:25:46 1999 Nick Clifton <nickc@cygnus.com>
4299 * config/arm/aout.h: Reformat for improved readability.
4301 * config/arm/arm.h: Reformat for improved readability.
4302 Replace uses of fprintf with asm_fprintf where appropriate.
4303 (ARM_DECLARE_FUNCTION_NAME): New macro: Perform any generic ARM
4304 function declaration assembler actions.
4305 (NUM_INTS): New macro: Convert from bytes to words.
4306 (NUM_REGS): New macro: Compute number of registers required to
4307 hold a quanitity of tyep MODE.
4308 (NUM_REGS2): New macro: Like NUM_REGS but also copes with BLKmode
4310 (NUM_ARG_REGS): New macro: The number of argument registers
4312 (ARG_REGISTER): New macro: Compute the register number of the Nth
4314 (LAST_ARG_REGNUM): New macro: The number of the last argument
4316 (SP_REGNUM): New macro: Register number of the stack pointer.
4317 (FP_REGNUM): New macro: Register number of the frame pointer.
4318 (FUNCTION_ARG, FUNCTION_ARG_PARTIAL_NREGS, INIT_CUMULATIVE_AGS,
4319 FUNCTION_ARG_ADVANCE, SETUP_INCOMING_VARARGS): Change
4320 CUMULATIVE_ARGS so that it counts registers not bytes.
4322 * config/arm/arm.c: Rename TARGET_THUMB_INTERWORK to
4324 Replace uses of fprintf with asm_fprintf where appropriate.
4325 (output_ascii_pseudo_op): Replace with version from thumb.c
4327 * config/arm/coff.h (ASM_FILE_START): Emit ASM_APP_OFF.
4329 * config/arm/elf.h (CPP_PREDEFINES): Replace with
4331 (ASM_DECLARE_FUNCTION_NAME): Use ARM_DECLARE_FUNCTION_NAME.
4332 (ASM_FILE_START): Emit ASM_APP_OFF.
4334 Fri Jul 16 13:48:09 1999 Jeffrey A Law (law@cygnus.com)
4336 * pa.c (compute_frame_size): Round frame according to
4337 STACK_BOUNDARY rather than a hardwired value.
4339 * pa.h (POINTER_SIZE, PARM_BOUNDARY): Define in terms of BITS_PER_WORD.
4341 * configure.in (hppa*-*-hpux11*): Use symbolic MASK_PA_11 instead
4343 * configure: Rebuilt.
4345 * configure.in (hppa*-*-linux*): New configuration.
4346 * configure: Rebuilt.
4347 * pa.h (MAX_OFILE_ALIGNMENT): Delete.
4348 * pa/som.h (MAX_OFILE_ALIGNMENT): Define.
4349 * pa/pa-linux.h: New file.
4350 * pa/t-linux: New file.
4351 * pa/xm-linux.h: New file.
4353 * pa.c (hppa_legitimize_address): Change references from SImode to
4354 either Pmode or word_mode as appropriate.
4355 (emit_move_sequence, store_reg, load_reg): Likewise.
4356 (set_reg_plus_d, hppa_expand_prologue): Likewise.
4357 (output_mul_insn): Likewise.
4358 * pa.h (PROMOTE_MODE): Likewise.
4359 (INITIALZE_TRAMPOLINE): Likewise.
4360 (Pmode): Define to word_mode.
4362 * pa.c (compute_frame_size): Use UNITS_PER_WORD instead of hardwired
4363 value of 4. Allocate 8 bytes for each FP register save.
4364 (hppa_expand_epilogue): Use UNITS_PER_WORD instead of harwarewired
4366 (hppa_expand_prologue): Likewise.
4367 * pa.h (PROMOTE_MODE): Likewise.
4368 (HARD_REGNO_MODE_OK, FUNCTION_ARG_SIZE): Likewise.
4369 (FUNCTION_ARG_BOUNDARY): Likewise.
4371 * invoke.texi (HPPA Options): Remove -mspace/-mno-space.
4373 * pa.c (out_of_line_prologue_epilogue): Delete.
4374 (override_options): Remove -mspace related code.
4375 (hppa_expand_prologue, hppa_expand_epilogue): Likewise.
4376 (compute_frame_size): Only allocate space for register that
4377 actually need to be saved.
4378 * pa.h (MASK_SPACE, TARGET_SPACE): Delete.
4379 (TARGET_SWITCHES): Remove -mspace, -mno-space
4380 * pa/t-pa (LIB2FUNCS_EXTRA): Remove ee.asm and ee_fp.asm
4381 * pa/t-pro (LIB2FUNCS_EXTRA): Likewise. Remove -mspace multilib.
4382 * pa/ee.asm, pa/ee_fp.asm: Delete.
4384 * pa/elf.h (ASM_OUTPUT_DOUBLE_INT): Define.
4386 * config/svr4.h (CONST_SECTION_ASM_OP): Do not emit assembler
4387 directive in column zero.
4389 Fri Jul 16 01:39:57 1999 Jeffrey A Law (law@cygnus.com)
4391 * m68k.c (output_function_prologue): Fix computation of save mask
4392 when generating PIC code.
4394 Thu Jul 15 15:40:09 1999 Jim Wilson <wilson@cygnus.com>
4396 * tree.c (build_type_attribute_variant): Move current_obstack restore
4397 after build_qualified_type call.
4399 1999-07-15 Mark Mitchell <mark@codesourcery.com>
4401 * configure.in: Use t-iris6, even with GNU LD.
4402 * config/mips/iris6gld.h: Fix typo in linker spec.
4403 * config/mips/t-iris6gld: Remove.
4405 Thu Jul 15 15:15:43 1999 David Edelsohn <edelsohn@gnu.org>
4407 * rs6000.md (insv, extzv): Remove SImode dependence in named
4408 patterns. Explicitly generate DImode RTL if PowerPC64 and
4410 (insvdi): Reverse start and size in instruction template.
4412 1999-07-12 Joseph S. Myers <jsm28@cam.ac.uk>
4414 * invoke.texi: Typo fixes.
4416 Wed Jul 14 23:28:06 1999 Jeffrey A Law (law@cygnus.com)
4418 * emit-rtl.c (gen_realpart): Issue an error for cases GCC can not
4419 handle at this time instead of silently generating incorrect code.
4420 (gen_imagpart): Likewise.
4422 * reload.c (find_reloads): Emit a USE for a pseudo register without
4423 a hard register if we could not create an optional reload for the
4426 Wed Jul 14 23:45:48 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
4428 * c-typeck.c (output_init_element, process_init_element):
4429 When advancing constructor_unfilled_fields for a RECORD_TYPE,
4430 check for nameless bit fields.
4432 Wed Jul 14 01:57:39 1999 Richard Henderson <rth@cygnus.com>
4434 * regclass.c (scan_one_insn): Notice subregs that change the
4435 size of their operand.
4436 (record_reg_classes): Use that to obey CLASS_CANNOT_CHANGE_SIZE.
4438 Wed Jul 14 01:41:42 1999 Jeffrey A Law (law@cygnus.com)
4440 * configure.in (alpha*-*-*): Include alpha/t-ieee.
4441 * configure: Rebuilt.
4442 * alpha/t-ieee: New file.
4444 Tue Jul 13 10:45:58 1999 Jeffrey A Law (law@cygnus.com)
4446 * rs6000.c (find_addr_reg): Do not select r0 as an address
4449 Tue Jul 13 00:46:18 1999 Philippe De Muyter <phdm@macqel.be>
4451 * m68k/x-mot3300 (XCFLAGS): List of big files now includes `cse.o'.
4453 Mon Jul 12 14:29:15 1999 Jeffrey A Law (law@cygnus.com)
4455 * rs6000.md (movsf): Do not force easy FP constants into memory.
4457 * expr.c (expand_expr, case PLUS_EXPR): Pass constants through
4458 immed_double_const to ensure they are properly truncated then
4461 Mon Jul 12 10:40:01 1999 Vladimir Makarov <vmakarov@tofu.to.cygnus.com>
4463 * config/arm/thumb.c (thumb_reorg): Call replace_symbols_in_block
4464 always unless NO_DEBUG is used. Compile this code
4466 (replace_symbols_in_block): Compile it unconditionally.
4468 Sun Jul 11 12:32:32 1999 Jeffrey A Law (law@cygnus.com)
4470 * configure.in (i?86-*-elf*): New target.
4471 * configure: Rebuilt.
4472 * i386/i386elf.h, i386/t-i386elf: New files.
4474 Fri Jul 9 22:39:44 1999 Jason Merrill <jason@yorick.cygnus.com>
4476 * toplev.c (main): Don't complain about saying -gdwarf.
4477 (rest_of_compilation): Remove redundant code.
4479 Fri Jul 9 19:08:55 1999 Jim Wilson <wilson@cygnus.com>
4481 * unroll.c (unroll_loops): Don't delete named CODE_LABELs.
4483 Fri Jul 9 18:54:18 1999 Felix Lee <flee@cygnus.com>
4485 * config/i960/i960.c (ret_label): Change asm label from "LR:" to
4486 "Li960R:", to avoid name clash.
4488 Fri Jul 9 10:48:28 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4490 * loop.c (check_dbra_loop): When reversing a loop, delete all
4491 REG_EQUAL notes referencing the reversed biv except those which are
4492 for a giv based on it.
4494 Fri Jul 9 03:51:52 1999 Jeffrey A Law (law@cygnus.com)
4496 * version.c: Drop "gcc-" prefix from version #.
4498 Thu Jul 8 18:06:30 1999 Jason Merrill <jason@yorick.cygnus.com>
4500 * dwarf2out.c (dwarf2out_line): Emit a line number comment after
4501 the label if we're being verbose.
4503 Thu Jul 8 14:18:46 1999 Richard Henderson <rth@cygnus.com>
4505 * m68k.c (output_function_prologue): Add pic register to mask
4506 if live and flag_pic.
4507 (output_function_epilogue): Likewise.
4509 Thu Jul 8 12:55:12 1999 Jeffrey A Law (law@cygnus.com)
4511 * dbxelf.h (ASM_OUTPUT_SOURCE_LINE): Do not put assembler
4512 directives in column zero.
4514 * pa/elf.h (ASM_FILE_START): Define.
4515 * pa/som.h (ASM_FILE_START): Include .level directives.
4516 * pa/hpux10.h (ASM_FILE_START): Delete.
4517 * pa/hpux11.h (ASM_FILE_START): Delete.
4519 * pa/elf.h (BSS_SECTION_ASM_OP): Use .section .bss.
4521 Thu Jul 8 18:03:19 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
4523 * reload1.c (choose_reload_regs): Never call remove_adress_replacements
4524 when reload_out equals reload_in.
4526 Thu Jul 8 16:50:14 1999 Nick Clifton <nickc@cygnus.com>
4528 * invoke.texi (Spec Files): New node: Describe the contents of
4531 Thu Jul 8 10:28:25 1999 Craig Burley <craig@jcb-sc.com>
4533 * invoke.texi (DEC Alpha Options): Put @end table at
4534 beginning of line, to avoid confusing texi2html.
4536 Thu Jul 8 09:22:06 1999 Nick Clifton <nickc@cygnus.com>
4538 * config/arm/elf.h (ASM_OUTPUT_INTERNAL_LABEL): Fixed typo
4539 introduced in previous delta.
4541 Wed Jul 7 02:00:04 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
4543 * reload1.c (gen_reload): When synthesizing a 3 operand add
4544 sequence, improve test for when to reload OP1 into the reload
4545 register instead of OP0.
4547 Wed Jul 7 01:38:03 1999 Jim Wilson <wilson@cygnus.com>
4549 * unroll.c (unroll_loop): Don't delete NOTE_INSN_DELETED_LABEL notes.
4551 1999-07-07 Manfred Hollstein <mhollstein@cygnus.com>
4553 * m88k/dguxbcs.h (CPP_SPEC): Add missing \ in multi-line
4556 Wed Jul 7 01:16:43 1999 Richard Henderson <rth@cygnus.com>
4558 * ginclude/varargs.h (__builtin_va_alist_t): New typedef.
4559 (va_dcl): Use __builtin_va_alist_t.
4561 Wed Jul 7 01:14:42 1999 Jason Merrill <jason@yorick.cygnus.com>
4563 * dwarf2out.c (gen_struct_or_union_type_die): Only remember types
4564 on the permanent_obstack.
4565 * dwarfout.c (output_type): Likewise.
4567 Tue Jul 6 15:25:32 1999 Gavin Romig-Koch <gavin@cygnus.com>
4569 * c-common.c (unsigned_type,signed_type,signed_or_unsigned_type) :
4570 Merged from c-typeck.c and cp/typeck.c.
4571 * c-typeck.c (unsigned_type,signed_type,signed_or_unsigned_type) :
4572 Merged into c-common.
4574 Tue Jul 6 13:06:01 1999 Dave Brolley <brolley@cygnus.com>
4576 * c-lex.c (errorcount): Declare it.
4577 (finish_parse): Update errorcount when using CPPLIB.
4579 1999-07-06 Bruce Korb <ddsinc09@ix.netcom.com>
4581 * fixinc/inclhack.def(end_else_label): Double the backslash so
4582 sed gets a chance to see it.
4583 * fixinc/inclhack.sh: regen
4584 * fixinc/fixincl.x: regen
4586 Fri Jul 2 18:49:51 1999 Nick Clifton <nickc@cygnus.com>
4588 Add framework to support armv5 architecture when it becomes
4591 * config/arm/arm.c (FL_ARCH5): New processor capability flag.
4592 (arm_arch5): New variable.
4593 (all_architectures): Add armv5 line.
4594 * config/arm/arm.h (CPP_CPU_ARCH_SPEC): Define __ARM_ARCH_5__ if
4595 -march=armv5 is specified on the command line.
4596 (arm_arch5): Export this variable.
4597 * invoke.texi: Document new string accepted by -march= switch for
4600 * config/arm/arm.h: Replace use of constant 12 as a register
4601 number with IP_REGNUM. Similarly 14 and LR_REGNUM.
4602 * config/arm/arm.c: Replace use of constant 12 as a register
4603 number with IP_REGNUM. Similarly 14 and LR_REGNUM.
4605 * config/arm/elf.h: Tidy up.
4606 * config/arm/coff.h: Tidy up.
4608 Thu Jul 1 19:08:13 1999 Mark P. Mitchell <mark@codesourcery.com>
4610 * gcc/configure.in (mips-sgi-irix6*): Handle --with-gnu-ld.
4611 * gcc/config/mips/t-iris6gld: New file.
4612 * gcc/config/mips/iris6gld.h: Likewise.
4614 Fri Jul 2 13:23:39 1999 Gavin Romig-Koch <gavin@cygnus.com>
4616 * c-decl.c (widest_integer_literal_type_node,
4617 widest_unsigned_literal_type) : New.
4618 (init_decl_processing): Handle/use the two new types.
4619 * c-common.c (type_for_size,type_for_mode) : Same.
4620 * c-lex.c (yylex) : Same.
4621 * c-typeck.c (unsigned_type,signed_type,signed_or_unsigned_type) :
4623 * c-tree.h (widest_integer_literal_type_node,
4624 widest_unsigned_literal_type) : New.
4626 Fri Jul 2 03:05:44 1999 Jeffrey A Law (law@cygnus.com)
4628 * dwarfout.c (field_byte_offset): Correctly compute the object's
4629 byte offset for the first bit of a field which crosses an alignment
4630 boundary on a !BYTES_BIG_ENDIAN target.
4632 Fri Jul 2 01:36:36 1999 Robert Lipe <robertlipe@usa.net>
4634 * fixinc.svr4: Fix <arpa/inet.h> by deleting protos for htons and
4637 Fri Jul 2 00:46:47 1999 Richard Henderson <rth@cygnus.com>
4638 Jeff Law <law@cygnus.com>
4640 * ginclude/varargs.h (va_dcl): Use word_mode for type of
4643 * except.c: Include intl.h.
4644 (expand_eh_return): Set current_function_cannot_inline.
4645 (save_eh_status, restore_eh_status): Twiddle eh_return_stub_label.
4646 * function.h (struct function): Add eh_return_stub_label.
4647 * flow.c (delete_unreachable_blocks): Don't merge across EH edges.
4648 * Makefile.in (except.o): Depend on intl.h.
4650 Fri Jul 2 00:04:23 1999 David Edelsohn <edelsohn@gnu.org>
4652 * rs6000.md (movdf_hardfloat32): Handle PRE_INC and PRE_DEC the
4653 same as offsettable in cases 1 and 2.
4655 Thu Jul 1 20:54:10 1999 Richard Henderson <rth@cygnus.com>
4657 * alpha.md (extqh): Define as 64-((R&7)*8) instead of 56-(((R-1)&7)*8).
4658 (extlh, extwh): Likewise.
4660 Thu Jul 1 11:05:25 1999 Gavin Romig-Koch <gavin@cygnus.com>
4662 * c-lex.c (yylex): Improve 'integer constant out of range' messages.
4664 Wed Jun 30 16:51:41 1999 Nick Clifton <nickc@cygnus.com>
4666 * configure.in: Add arm-pe and thumb-pe targets.
4667 * configure: Regenerate.
4669 * thumb.c (arm_naked_function_p): New function: Determines if
4670 a function is naked (has no gcc generated prologue/epilogue).
4671 (is_called_in_ARM_mode): Return true if the func has the
4672 interfacearm attribute.
4673 (output_return): Do not generate a return for naked functions.
4674 (thumb_function_prologue): Do not generate a prologue for
4676 (thumb_expand_prologue): Do not generate a prologue for naked
4678 (thumb_expand_epilogue): Do not generate an epilogue for naked
4680 (arm_valid_machine_decl_attribute): New function, copied from
4681 arm.c: Permit naked and interfacearm attributes.
4683 * config/arm/pe.c: New file: Support code for arm-pe target.
4684 * config/arm/pe.h: New file: Header file for arm-pe target.
4685 * config/arm/tpe.h: New file: Header file for thumb-pe target.
4686 * config/arm/t-thumb-pe: New file: Makefile fragment for
4689 1999-07-01 Mark Kettenis <kettenis@gnu.org>
4691 * config/i386/gnu.h (CPP_SPEC): Define __PIC__ and __pic__ if
4692 -fPIC or -fpic is specified.
4694 Wed Jun 30 03:31:54 1999 Jeffrey A Law (law@cygnus.com)
4696 * expr.c (emit_block_move): Use copy_to_mode_reg for
4697 !TARGET_MEM_FUNCTIONS case too.
4699 * configure.in (hppa*-*-*): Add som.h or elf.h to tm_file as
4701 * configure: Rebuilt.
4702 (hppa1.1-*-pro*, hppa1.1-*-rtems*): Define target_cpu_default.
4703 * pa.h: Include dbxelf.h. Delete various dbx/stabs related
4704 definitions made redundant by dbxelf.h inclusion. Delete
4705 lots of definitions related to assembly output that are
4706 specific to the SOM object format.
4707 * pa.c (output_function_prologue): Do not emit the function's
4709 * pa-pro-end.h (STARTFILE_SPEC): Undefine before redefining.
4710 * pa-pro.h: Deleted.
4711 * som.h: New file with SOM specific definitions.
4712 * elf.h: New file with ELF specific definitions.
4714 * elfos.h (const_section): Output a tab before assembler directives.
4715 (ctors_section, dtors_section): Likewise.
4716 (ASM_OUTPUT_SECTION_NAME): Likewise.
4718 * pa/pa1.h: Delete unused file.
4720 Tue Jun 29 01:37:53 1999 Jeffrey A Law (law@cygnus.com)
4722 * configure.in (hppa*-hp-hpux11*): New configuration.
4723 * configure: Rebuilt.
4724 * pa/pa-hpux11.h: New file.
4725 * pa.h (CPP_SPEC): Conditionally add -D__STDC_EXT__ to the cpp
4728 * mips.md (leasi, leadi): New patterns.
4730 * expr.c (emit_block_move): Properly handle case where one of the
4731 block move arguments has a queued increment or decrement.
4732 (clear_storage): Similarly. Fix formatting goof.
4734 1999-06-28 "David O'Brien" <obrien@NUXI.com>
4736 * fixinc/inclhack.def(stdio_va_list): This patch Removes a
4737 semicolon from the BSD VA_LIST replacement expression.
4739 * fixinc/inclhack.sh: regen
4740 * fixinc/fixincl.x: regen
4742 * fixinc/mkfixinc.sh: Have `i[34567]86-*-freebsd*' machines
4743 now use the fixincl program.
4745 Mon Jun 28 05:28:12 1999 Jeffrey A Law (law@cygnus.com)
4747 * m68k.h (CONDITIONAL_REGISTER_USAGE): Define for !SUN_FPA
4748 case. Also make the PIC register call_used.
4750 * m68k.h (FINALIZE_PIC): Delete.
4751 * m68k.c (finalize_pic): Delete.
4753 Mon Jun 28 05:16:35 1999 Richard Henderson <rth@cygnus.com>
4755 * m68k.h (PREFERRED_RELOAD_CLASS): Don't force any FP const_doubles
4758 Mon Jun 28 04:07:27 1999 David Edelsohn <edelsohn@gnu.org>
4760 * expmed.c (expand_divmod): Ensure unsigned value fits in reg_note.
4762 Sun Jun 27 02:39:08 1999 Richard Henderson <rth@cygnus.com>
4764 * jump.c (jump_optimize_1): Validate the cmov copy to a temporary.
4766 Sat Jun 26 17:18:18 1999 David Edelsohn <edelsohn@gnu.org>
4768 * rs6000.c (print_operand, case 'L'): Use plus_constant_for_output.
4770 Fri Jun 25 11:33:24 1999 Richard Henderson <rth@cygnus.com>
4772 * alpha.c (override_options): Add -mcpu=ev45 as an alias for ev4.
4774 Fri Jun 25 13:41:25 1999 David Edelsohn <edelsohn@gnu.org>
4776 * rs6000.c (output_toc): Always use hex values for floating-point
4777 constants. Store single-precision values in upper-half of TOC
4778 entry in 64-bit mode.
4779 * rs6000.md (floatsidf2, floatunssidf2): Add !TARGET_POWERPC64
4780 to final constraints.
4781 (fix_truncdfsi2 splitter): Change pattern matching fctiwz.
4782 (fctiwz): Improve accuracy of RTL for pattern.
4784 Fri Jun 25 11:26:38 1999 Gavin Romig-Koch <gavin@cygnus.com>
4786 * expr.c (expand_expr): Allow RTL_EXPR's through the
4787 MAX_INTEGER_COMPUTATION_MODE checks.
4789 Fri Jun 25 06:06:37 1999 Richard Henderson <rth@cygnus.com>
4791 * alpha.h (MASK_SUPPORT_ARCH, MASK_CPU_EV5, MASK_CPU_EV6): Define
4792 such that MASK_SUPPORT_ARCH is not negative.
4794 Fri Jun 25 05:35:44 1999 Jeffrey A Law (law@cygnus.com)
4796 * loop.c (verify_dominator): Properly handle ADDR_VEC and
4797 ADDR_DIFF_VEC insns that appear inside loops.
4799 Thu Jun 24 22:54:05 1999 David Edelsohn <edelsohn@gnu.org>
4800 Jeff Law <law@cygnus.com>
4802 * rs6000.md (movdf_hardfloat32): Revert previous patch.
4803 Handle LO_SUM the same as offsettable in cases 1 and 2.
4804 * rs6000.c (find_addr_reg): Revert previous patch.
4806 Thu Jun 24 22:43:12 1999 Philippe De Muyter <phdm@macqel.be>
4808 * system.h (strstr): New external function declaration.
4809 * acconfig.h (NEED_DECLARATION_STRSTR): New define slot.
4810 * configure.in (GCC_NEED_DECLARATIONS): Check for strstr.
4811 * config.in, configure: Rebuilt.
4813 1999-06-24 Tom Tromey <tromey@cygnus.com>
4815 * gcc.c (main): Read user-specified specs files after computing
4816 additional startfile_prefixes.
4818 Thu Jun 24 15:00:47 1999 Mark Mitchell <mark@codesourcery.com>
4820 Revert these two patches:
4822 Thu Jun 17 21:34:24 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
4823 * loop.c (strength_reduce): When doing biv->giv conversion, update
4824 reg note of NEXT->insn.
4826 Thu Jun 17 17:22:07 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
4827 * loop.c (strength_reduce): When doing biv->giv conversion, fix up
4829 (recombine_givs): Set ix field after sorting.
4831 Wed Jun 23 21:26:00 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
4833 * rtlanal.c (reg_referenced_p): Use reg_overlap_mentioned_p
4834 for the parts of an UNSPEC / UNSPEC_VOLATILE.
4836 1999-06-23 Bruce Korb <ddsinc09@ix.netcom.com>
4838 *fixinc/inclhack.def: Add fix development commentary
4839 (read_ret_type): reactivate and add selection clause
4840 (zzz_*): tweak output file name to match what is used in hackshell.tpl
4841 *fixinc/{fixincl.x|inclhack.sh}: regen
4843 Wed Jun 23 00:48:21 1999 Jason Merrill <jason@yorick.cygnus.com>
4845 * expr.c (expand_expr): STRIP_NOPS before checking against
4846 MAX_INTEGER_COMPUTATION_MODE
4847 (check_max_integer_computation_mode): Likewise.
4849 Tue Jun 22 20:23:43 1999 Jim Wilson <wilson@cygnus.com>
4851 * md.texi (smul@var{m}3_highpart): Add missing 's' prefix.
4853 1999-06-22 Jim Wilson <wilson@cygnus.com>
4855 * expr.c (store_expr): When target is a promoted subreg, return a
4856 promoted subreg as a result.
4858 Tue Jun 22 17:14:58 1999 Michael Meissner <meissner@cygnus.com>
4860 * dwarf2out.c (dwarf2out_frame_debug_expr): Reformat to match GNU
4862 (dwarf2out_define): Mark unused parameters appropriately.
4863 (gen_unspecified_parameters_die): Ditto.
4864 (gen_subprogram_die): Fix signed/unsigned warnings.
4865 (gen_variable_die): Ditto.
4867 1999-06-22 Bruce Korb <ddsinc09@ix.netcom.com>
4869 * fixinc/inclhack.def(end_else_label): combined else_label
4870 and endif_label and fixed the sed expression.
4871 *fixinc/{fixincl.x|inclhack.sh}: regen
4873 Tue Jun 22 01:58:18 1999 Jeffrey A Law (law@cygnus.com)
4875 * rs6000.md (movdf_hardfloat32): Use %X instead of always emitting
4876 'x' when handling non-offsettable addresses
4878 Tue Jun 22 00:20:05 1999 Richard Earnshaw (rearnsha@arm.com)
4880 * final.c (shorten_branches): Don't try to split an insn that has
4883 Mon Jun 21 12:47:39 1999 Mark Mitchell <mark@codesourcery.com>
4885 * config/mips/mips.c (symbolic_expression_p): New function.
4886 (mips_select_rtx_section): Put symbolic expressions in the
4887 data section, not the read-only data section.
4889 Mon Jun 21 22:13:06 1999 Jeffrey A Law (law@cygnus.com)
4891 * rs6000.md (find_addr_reg): Handle LO_SUM addresses.
4893 Mon Jun 21 20:10:42 1999 Richard Henderson <rth@cygnus.com>
4895 * collect2.c (main): Log frame table count.
4896 (GCC_OK_SYMBOL) [ECOFF]: Accept stGlobal.
4897 (scan_prog_file) [COFF]: Handle frame tables.
4899 * alpha/alpha.h (UNALIGNED_SHORT_ASM_OP): Define.
4900 (UNALIGNED_INT_ASM_OP, UNALIGNED_DOUBLE_INT_ASM_OP): Define.
4901 * alpha/elf.h: Undef them again.
4902 * alpha/vms.h: Remove their definitions.
4904 Tue Jun 22 03:17:53 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
4906 * sh.c (machine_dependent_reorg): When fixing up fp pcloads,
4907 remove the clobber of r0 and change the REG_UNUSED note to
4910 1999-06-21 Jakub Jelinek <jj@ultra.linux.cz>
4912 * real.c (ereal_from_double): Fix for 64-bit big endian hosts.
4913 * emit-rtl.c (gen_lowpart_common): Add case for hosts where double
4914 fits in HOST_WIDE_INT and one uses union to access a long constant
4917 Mon Jun 21 17:18:25 1999 Richard Henderson <rth@cygnus.com>
4919 * sparc.c (sparc_override_options): Don't allow profiling for
4920 code models other than medlow.
4921 (sparc_function_profiler): New function from old FUNCTION_PROFILER
4922 macro. Use ASM_GENERATE_INTERNAL_LABEL and MCOUNT_FUNCTION.
4923 (sparc_function_block_profiler): Likewise. Use user_label_prefix.
4924 (sparc_block_profiler): Likewise.
4925 (sparc_function_block_profiler_exit): Likewise.
4926 * sparc.h (FUNCTION_PROFILER): Call new sparc.c function.
4927 (FUNCTION_BLOCK_PROFILER): Likewise.
4928 (BLOCK_PROFILER): Likewise.
4929 (FUNCTION_BLOCK_PROFILER_EXIT): Likewise.
4930 (MCOUNT_FUNCTION): New.
4931 * sparc/pbd.h (FUNCTION_PROFILER): Delete.
4932 (FUNCTION_BLOCK_PROFILER, BLOCK_PROFILER): Delete.
4933 * sparc/sun4o3.h (FUNCTION_PROFILER): Delete.
4934 (MCOUNT_FUNCTION): New.
4935 * sparc/sysv4.h (FUNCTION_BLOCK_PROFILER): Delete.
4936 (BLOCK_PROFILER): Delete.
4937 (MCOUNT_FUNCTION): New.
4939 Mon Jun 21 14:11:29 1999 David Edelsohn <edelsohn@gnu.org>
4941 * rs6000.md (movdf_hardfloat32): Fix typo in case 2.
4943 Mon Jun 21 12:27:17 1999 Vladimir Makarov <vmakarov@tofu.to.cygnus.com>
4945 * config/mips/elf.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
4948 * config/m68k/m68kelf.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
4951 * config/sh/sh.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
4954 * config/arm/telf.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
4957 Mon Jun 21 14:58:42 1999 Nick Clifton <nickc@cygnus.com>
4959 * config/arm/arm.h: Add cpp support for ARM920 and ARM920T cpu
4962 Mon Jun 21 06:22:21 1999 Mark Elbrecht <snowball3@bigfoot.com>
4964 * i386/djgpp.h (LIB_SPEC): New.
4965 (STARTFILE_SPEC): New.
4967 * i386/xm-djgpp.h (NO_SYS_SIGLIST): Deleted. Now obsolete.
4969 Mon Jun 21 06:19:33 1999 Philippe De Muyter <phdm@macqel.be>
4971 * fixinc/Makefile.in (gnu-regex.o): Do not define STDC_HEADERS in
4974 * system.h (WSTOPSIG): New macro.
4976 Mon Jun 21 05:33:15 1999 Mumit Khan <khan@xraylith.wisc.edu>
4978 * c-pragma.c (push_alignment): Don't ignore alignments greater than
4980 (insert_pack_attributes): Take into account member natural
4983 * i386/winnt.c (exports_head): New static variable.
4984 (i386_pe_record_exported_symbol): New function.
4985 (i386_pe_asm_file_end): Use.
4986 * i386/cygwin.h (ASM_OUTPUT_COMMON): Record the exported
4987 symbols to be emitted at end of assembly.
4988 (ASM_DECLARE_OBJECT_NAME): Likewise.
4989 (ASM_DECLARE_FUNCTION_NAME): Likewise.
4991 * i386/uwin.h (CPP_SPEC): Use -idirafter instead -iprefix and
4994 Mon Jun 21 04:44:31 1999 Jeffrey A Law (law@cygnus.com)
4996 * sparc.h (LEGITIMIZE_RELOAD_ADDRESS): Fix paren error introduced
4999 Sun Jun 20 17:27:20 1999 Richard Henderson <rth@cygnus.com>
5001 * haifa-sched.c (sched_analyze_1): Use free_list instead of
5002 zapping reg_last_uses directly.
5003 (sched_analyze_2, sched_analyze_insn): Likewise.
5004 (sched_analyze): Likewise. Don't clear reg_last_uses on calls.
5006 Sun Jun 20 16:57:29 1999 David Edelsohn <edelsohn@gnu.org>
5008 * rs6000.md (movdf_hardfloat32): Use worst case insn length
5009 attributes for cases 1 and 2.
5011 Sat Jun 19 22:52:55 1999 Richard Henderson <rth@cygnus.com>
5013 * haifa-sched.c (sched_analyze): Mark call-user regs as clobbered
5016 Sat Jun 19 05:40:07 1999 Philip Blundell <pb@nexus.co.uk>
5018 * arm.c (arm_reload_in_hi): Invert sense of test on BYTES_BIG_ENDIAN.
5020 Sat Jun 19 05:25:05 1999 Richard Earnshaw (rearnsha@arm.com)
5022 * arm.h (CONDITIONAL_REGISTER_USAGE): If flag_pic, never use
5023 PIC_OFFSET_TABLE_REGNUM for general alloaction.
5024 (INITIAL_ELIMINATION_OFFSET): Count the fact that the PIC register
5025 must be stacked if it is used for PIC accesses.
5026 * arm.c (use_return_insn): Handle PIC register specially.
5027 (output_return_instruction): Likewise.
5028 (output_func_{prologue,epilogue}): Likewise.
5029 (output_expand_prologue): Likewise.
5031 * arm.md (*adddf_esfdf_df): Renamed from *adddf_df_esfdf.
5032 (*strsi_predec): Renamed from *strqi_predec.
5033 (*loadsi_shiftpreinc): Renamed from *loadqi_shiftpreinc.
5034 (*loadsi_shiftpredec): Renamed from *loadqi_shiftpredec.
5036 * arm.c (arm_override_options): Remove warning about PIC code
5037 not being supported.
5039 Fri Jun 18 23:47:06 1999 David Edelsohn <edelsohn@gnu.org>
5041 * rs6000.c (find_addr_reg): New function.
5042 * rs6000.h (find_addr_reg): Declare.
5043 (offsettable_addr_operand): Delete.
5044 * rs6000.md (movdf_hardfloat32): Handle non-offsettable loads
5045 from and stores to GPRs.
5047 Fri Jun 18 15:44:18 1999 Richard Henderson <rth@cygnus.com>
5049 * alpha.c (alpha_expand_block_move): Use get_insns rather than
5050 gen_sequence as argument to emit_no_conflict_block.
5052 Fri Jun 18 07:02 1999 Bruce Korb <ddsinc09@ix.netcom.com>
5054 * fixinc/mkfixinc.sh: enable the fixincl program for DG/UX
5055 * fixinc/inclhack.def(dgux_int_varargs): script must end with \n
5056 *fixinc/fixincl.x: regen
5057 *fixinc/inclhack.sh: regen
5059 Thu Jun 17 15:06:10 PDT 1999 Don Lindsay <dlindsay@cygnus.com>
5061 * added support for -mpcrel (PC relative addressing for m68k)
5062 based on code done by Michael Tiemann <tiemann@axon.cygnus.com>.
5063 * invoke.texi (m68000 options): Add documentation for -mpcrel flag.
5064 * m68k.c (print_operand_address): Handle 32-bit PIC case.
5065 (comments for general_src_operand): Add some explanation
5066 about EXTRA_CONSTRAINTS.
5067 (OVERRIDE_OPTIONS): Enable -fPIC in combination with -mpcrel.
5068 * m68kelf.h (OVERRIDE_OPTIONS): Ditto.
5069 (LEGITIMATE_PIC_OPERAND_P): Fix typo.
5070 (LEGITIMATE_PIC_OPERAND_P): Re-derive from m68k.h case.
5071 * m68k.h (LEGITIMATE_PIC_OPERAND_P): Fix delete-o.
5072 (INDIRECTABLE_1_ADDRESS): Delete spurious '/' at end of macro.
5073 (OVERRIDE_OPTIONS): Change behavior so that -mpcrel implies -fpic
5075 (OVERRIDE_OPTIONS): Merge in changes from m68k.h.
5076 * m68k.h (TARGET_PCREL): New target flag.
5077 (TARGET_SWITCHES): Add "pcrel" as a recognized switch.
5078 (OVERRIDE_OPTIONS): Add checks for -mpcrel.
5079 (LEGITIMATE_PIC_OPERAND_P): Don't normally accept anything that
5080 contains a SYMBOL_REF. Relax this constraint during reload, since
5081 we want to use the predicates, not reload's built-in concept of a
5082 valid memory address, to control what insns need reloading.
5083 (EXTRA_CONSTRAINT): Define constraints to accept pc-relative
5084 operands (essentially 'g', 'm', and 's' under normal circumstances).
5085 * m68k.c (print_operand): Cause printing of pc-relative addresses
5086 to include pc register.
5087 (print_operand_address): Ditto.
5088 (general_src_operand): Accept operands that are not only
5089 general_operands, but are also valid when used as a pc-relative
5091 (nonimmediate_src_operand): Similar, for nonimmediate_operands.
5092 (memory_src_operand): Similar, for memory_operands.
5093 (pcrel_address): New predicate to accept the special case of a
5094 pc-relative address.
5095 * m68k.md (many patterns): Rewrite common SImode, HImode, and
5096 QImode insns to accept *_src_operand instead of *_operand where
5097 pc-relative operands can fit. For example, a pc-relative operand
5098 can be used as a memory source operand for addsi3, but not as a
5100 * hp320.h linux.h m68kv4.h (LEGITIMATE_PIC_OPERAND_P) as in m68k.h.
5102 Fri Jun 18 09:11:07 1999 Nick Clifton <nickc@cygnus.com>
5104 * config/arm/telf.h (ASM_OUTPUT_DEF_FROM_DECLS): New Marco: USe
5105 .thumb_set pseudo op to mark aliases of thumb functions.
5107 Wed Jun 16 18:19:13 1999 Nick Clifton <nickc@cygnus.com>
5109 * varasm.c (assemble_alias): Use ASM_OUTPUT_DEF_FROM_DECLS in
5110 preference to ASM_OUTPUT_DEF, if it is defined.
5112 * tm.texi: Document new, optional target macro
5113 ASM_OUTPUT_DEF_FROM_DECLS.
5115 Thu Jun 17 15:07 1999 Bruce Korb <ddsinc09@ix.netcom.com>
5117 * fixincludes: ISCNTL patch
5118 * fixinc/inclhack.def (ioctl_fix_ctrl): Fix the definition of [_]*ISCTRL().
5119 (dgux_int_varargs): new for DG/UX
5120 * fixinc/{fixincl.x,inclhack.sh}: Regenerated.
5122 Thu Jun 17 21:34:24 1999 Jeff Law <law@cygnus.com>
5124 * invoke.texi (ia32 options): Fix typo.
5126 Thu Jun 17 21:34:24 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
5128 * loop.c (strength_reduce): When doing biv->giv conversion, update
5129 reg note of NEXT->insn.
5131 Thu Jun 17 14:25:08 1999 Jeffrey A Law (law@cygnus.com)
5133 * loop.c (move_movables): Note issues with replacing REGs with
5135 * mips.h (GO_IF_LEGITIMATE_ADDRESS): Handle SUBREGs properly.
5137 Thu Jun 17 13:28:30 1999 David O'Brien <obrien@FreeBSD.org>
5139 * i386/freebsd-elf.h (LINK_SPEC): Fix typo.
5141 * i386/freebsd-elf.h (FUNCTION_PROFILER): labels are not needed and
5142 the reference to `mcount' was not correct for the ELF on FreeBSD.
5144 Thu Jun 17 17:22:07 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
5146 * loop.c (strength_reduce): When doing biv->giv conversion, fix up
5149 (recombine_givs): Set ix field after sorting.
5151 Thu Jun 17 02:54:30 1999 Jeffrey A Law (law@cygnus.com)
5153 * emit-rtl.c (operand_subword): Tighten checks for when it is safe
5154 to safe to extract a subword out of a REG.
5156 Thu Jun 17 01:45:24 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
5158 * sh.md (mulsi3): Don't add a no-op move at the end.
5160 Wed Jun 16 20:29:00 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
5162 * cse.c (cse_insn): Don't put hard register source into tables for
5163 the last insn of a libcall.
5165 Wed Jun 16 19:44:33 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
5167 * loop.c (strength_reduce): Insert sets of derived givs at every
5168 biv increment, even if it's the only one.
5170 Wed Jun 16 10:33:02 1999 Jason Merrill <jason@yorick.cygnus.com>
5172 * dwarfout.c (add_incomplete_type): New fn.
5173 (output_type): Call it.
5174 (retry_incomplete_types): New fn.
5175 (dwarfout_finish): Call it.
5177 From Eric Raskin <ehr@listworks.com>:
5178 (output_type): Output types for bases.
5180 Tue Jun 15 12:51:23 1999 Alexandre Oliva <oliva@dcc.unicamp.br>
5182 * mips.c (mips_output_conditional_branch): Add `break'
5183 between `default' label and `close braces'.
5185 Tue Jun 15 01:55:20 1999 David O'Brien <obrien@FreeBSD.org>
5187 * i386/freebsd-elf.h (LINK_SPEC): clean up the linking library
5188 specifications and make it realistic.
5189 (LIB_SPEC): Likewise.
5191 Mon Jun 14 15:38:43 1999 Jim Wilson <wilson@cygnus.com>
5193 * config/mips/mips.c (mips_secondary_reload_class): Check for
5194 (PLUS (SP) (REG)) and return appropriate register class.
5195 * config/mips/mips.md (reload_insi): Delete predicate for operand 1.
5196 Handle (PLUS (SP) (REG)).
5197 (tablejump): In mips16 code, use emit_insn instead of emit_jump_insn.
5198 (tablejump_mips161, tablejump_mips162): Use emit_jump_insn instead
5199 of emit_insn for tablejump.
5201 Mon Jun 14 17:26:40 1999 David Edelsohn <edelsohn@gnu.org>
5203 * rs6000.c (output_prolog): RS6000_CALL_GLUE must be
5204 asm_fprintf format string by itself.
5205 (output_function_profiler): Likewise.
5207 Mon Jun 14 12:57:38 1999 David Mosberger <davidm@hpl.hp.com>
5209 * combine.c (simplify_logical, case AND): Only call
5210 simplify_and_const_int if the mode is no wider than HOST_WIDE_INT
5211 or the constant is positive.
5213 Mon Jun 14 11:43:41 1999 Nick Clifton <nickc@cygnus.com>
5215 * configure.in: Fix typo in rs6000-ibm-aix4 case.
5216 * configure: Regenerate.
5218 Mon Jun 14 03:55:40 1999 Jeffrey A Law (law@cygnus.com)
5220 * configure.in (rs6000-ibm-aix4.3*, powerpc-ibm-aix4.3*): Do not
5221 require a sub-version #.
5222 * configure: Rebuilt.
5224 1999-06-14 Robert Lipe (robertlipe@usa.net)
5226 * svr4.h (DWARF2_DEBUGGING_INFO): Check for redefinition.
5228 Mon Jun 14 10:30:52 BST 1999 Nathan Sidwell <nathan@acm.org>
5230 * c-typeck.c (process_init_element): Detect excess elements in
5231 char array initializer.
5233 1999-06-14 Andreas Jaeger <aj@arthur.rhein-neckar.de>
5235 * gcc.texi: Mention gcc 2.96 instead of egcs 1.00.
5237 Sat Jun 12 22:29:48 EDT 1999 Jerry Quinn <jquinn@nortelnetworks.com>
5239 * invoke.texi (Option Summary): Add -fpermissive flag.
5241 Sat Jun 12 03:40:42 1999 Jeffrey A Law (law@cygnus.com)
5243 * sparc.h (LEGITIMIZE_RELOAD_ADDRESS): Do nothing with operands
5244 that require PIC code sequences.
5246 Wed Jun 9 16:29:01 1999 Nick Clifton <nickc@cygnus.com>
5248 * configure.in: Add new target: thumb-elf.
5249 * configure: Regenerate.
5250 * config/arm/t-thumb-elf: New file: Makefile fragment for
5252 * config/arm/telf.h: New file: Header file for thumb-elf
5255 Fri Jun 11 03:17:51 1999 Jeffrey A Law (law@cygnus.com)
5257 * Makefile.in (libgcc2): Pass MAYBE_USE_COLLECT2 as an argument.
5258 * libgcc2.c (__CTOR_LIST, __DTOR_LIST); Do not provide
5259 initializers is some circumstances.
5261 * fixinc/inclhack.def (endif_label): Add additional selector for
5262 more bogus stuff after #endif statements.
5263 * fixinc/inclhack.sh, fixinc/fixincl.x: Rebuilt.
5265 Thu Jun 10 20:44:36 1999 Mumit Khan <khan@xraylith.wisc.edu>
5267 * i386/cygwin.h (SET_ASM_OP): Define.
5269 Thu Jun 10 20:37:57 1999 Mumit Khan <khan@xraylith.wisc.edu>
5271 * reg-stack.c (stack_reg_life_analysis): Find all the RETURN insns.
5273 Thu Jun 10 19:23:00 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
5275 * sh.h (TARGET_HARWARD, TARGET_HARVARD): Changed the former to the
5278 * sh.md (ic_invalidate_line_i): Remove second alternative.
5280 Thu Jun 10 06:55 1999 Bruce Korb <ddsinc09@ix.netcom.com>
5282 *fixinc/inclhack.def(sun_auth_proto): We do not know how to
5283 test for the presence of valid prototypes. Delete bypass expr.
5284 (ioctl_fix_ctrl): Correct the selection expression.
5285 (no_double_slash): Correct quoting rules
5286 *fixinc/fixincl.x: regen
5287 *fixinc/inclhack.sh: regen
5289 Thu Jun 10 15:08:15 1999 Nick Clifton <nickc@cygnus.com>
5291 * config/arm/arm.c (struct all_cores): Add ARM920 and ARM920t.
5293 Wed Jun 9 15:57:57 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
5295 * rs6000.md (movsi_got_internal_mem): Delete.
5296 * rs6000.h (CONDITIONAL_REGISTER_USAGE): Mark PIC_OFFSET_TABLE_REGNUM.
5297 (GOT_TOC_REGNUM): Delete.
5298 (PIC_OFFSET_TABLE_REGNUM): Define.
5299 (FINALIZE_PIC): Disable.
5300 * rs6000.c (rs6000_got_register): New code for fixed pic register.
5301 (rs6000_replace_regno): Delete.
5302 (rs6000_finalize_pic): Likewise.
5303 (output_prolog): Handle PIC_OFFSET_TABLE_REGNUM.
5305 Wed Jun 9 19:44:26 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
5307 * loop.c (loop_insn_first_p): Don't compare LUIDs when P
5308 is a note; use <= for the compare; advance P while it is
5311 Wed Jun 9 13:12:24 1999 Jeffrey A Law (law@cygnus.com)
5313 * fixinc/inclhack.def (no_double_slash): Fix quoting for test.
5314 * fixinc/inclhack.sh, fixinc/fixincl.x, fixinc/fixincl.sh; Rebuilt.
5316 * varasm.c (remove_from_pending_weak_list): Verify t->name
5317 is non-NULL before passing it to strcmp.
5319 Wed Jun 9 06:50 1999 Bruce Korb <ddsinc09@ix.netcom.com>
5321 *fixinc/inclhack.def(sun_auth_proto): bypass the patch if
5322 the typed arguments are not part of a comment
5323 (ioctl_fix_ctrl): Added a purpose comment
5324 *fixinc/fixincl.x: regenerate
5325 *fixinc/inclhack.sh: regenerate
5327 Wed Jun 9 22:57:02 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
5329 * invoke.texi: Add C4x invocation docs.
5331 Wed Jun 9 22:34:38 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
5333 * config/c4x/c4x.h (TARGET_EXPOSE_LDP, LEGITIMIZE_RELOAD_ADDRESS):
5335 * config/c4x/c4x.c (c4x_emit_move_sequence, src_operand): Use
5337 (c4x_legitimize_reload_address): New function.
5338 * config/c4x/c4x.md: Update docs.
5340 Wed Jun 9 04:14:48 1999 Jeffrey A Law (law@cygnus.com)
5342 * fixincludes: Avoid removing '.'.
5343 * fixinc/fixinc.svr4: Likewise.
5344 * fixinc/fixinc.winnt: Likewise.
5345 * fixinc/inclhack.tpl: Likewise.
5346 * fixinc/fixincl.sh, fixinc/inclhack.sh: Rebuilt.
5348 1999-06-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5350 * fixinc/inclhack.def (sun_catmacro): Escape parens in the select
5352 * fixinc/fixincl.x, fixinc/inclhack.sh: Rebuilt.
5354 Wed Jun 9 03:10:34 1999 Mumit Khan <khan@xraylith.wisc.edu>
5356 * c-pragma.c (handle_pragma_token): Handle `#pragma pack()'
5359 Tue Jun 8 13:06:15 1999 Jim Wilson <wilson@cygnus.com>
5361 * configure.in (rs6000-ibm-aix4.[12]*): Change rx6000 to rs6000.
5362 * configure: Regenerate.
5364 Tue Jun 8 05:47:48 1999 Richard Earnshaw (rearnsha@arm.com)
5366 * optabs.c (expand_cmplxdiv_wide): Use expand_abs to get the absolute
5369 Mon Jun 7 22:30:37 1999 Jeffrey A Law (law@cygnus.com)
5371 * fixinc/inclhack.def (avoid_bool): Also catch
5372 "typedef [unsigned] int bool".
5373 * fixinc/inclhack.sh, fixinc/fixincl.x, fixinc/fixincl.sh: Rebuilt.
5375 * m68k/x-hp3bsd44: Delete obsolete and incorrect file.
5376 * configure.in (m68k-hp-bsd4.4): No longer use x-hp3bsd44.
5377 * configure: Rebuilt.
5379 Mon Jun 7 22:05:03 1999 Mark Kettenis <kettenis@gnu.org>
5381 * config/i386/gnu.h: Include <gnu.h> right after <i386/linux.h>,
5382 such that we can override its definitions if necessary.
5383 (CPP_SPEC): New define. Support processor specific predefines via
5385 (CC1_SPEC): New define. Support processor specific compiler
5386 options via %(cc1_cpu).
5387 (STARTFILE_SPEC): New define. Use crt0.o instead of crt1.o for
5390 1999-06-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5392 * fixinc/inclhack.def (math_gcc_ifndefs): Insert whitespace
5393 between sed's -e flag, and the open-quote following it.
5394 * fixinc/fixincl.x, fixinc/fixincl.sh: Rebuilt.
5396 Mon Jun 7 20:34:20 1999 Robert Lipe <robertlipe@usa.net>
5397 Jeffrey A Law (law@cygnus.com)
5399 * varasm.c (assemble_start_function): Remove the function
5400 from the pending weak decls list when we define a function.
5401 (assemble_variable): Similarly for variables.
5402 (weak_finish): Ignore items on the list with a NULL name.
5403 (remove_from_ending_weak_list); New function to "remove" an item
5404 from the pending weak declarations list.
5406 Mon Jun 7 19:27:07 1999 Jerry Quinn <jquinn@nortelnetworks.com>
5408 * pa.md (fmpyfadd, fmpynfadd, fnegabs): New patterns.
5410 Mon Jun 7 14:07:39 1999 Dave Brolley <brolley@cygnus.com>
5412 * c-lex.c (GETC): Redefine to call getch.
5413 (UNGETC): Redefine to call put_back.
5414 (putback_buffer): New structure type.
5415 (putback): New static structure.
5416 (getch): New function.
5417 (put_back): New function.
5418 (yylex): Replace unused bytes from bad multibyte character.
5420 Mon Jun 7 13:33:39 1999 Dave Brolley <brolley@cygnus.com>
5422 * cpplib.c (do_define): Cast `alloca' return value.
5423 (do_include, do_undef, do_pragma): Likewise.
5424 * cpphash.c (dump_definition): Cast `xstrdup' and `alloca' return
5426 * cppfiles.c (initialize_input_buffer): Cast `xmalloc' return values.
5427 * gcc/cppspec.c (lang_specific_driver): Cast xmalloc return value.
5429 Sun Jun 6 11:58:34 1999 Jakub Jelinek <jj@ultra.linux.cz>
5431 * sparc.md (abstf2): This should be an expand.
5432 (split after abstf2_notv9): Fix mode.
5433 (abstf2_hq_v9): New pattern.
5434 (abstf2_v9): Only use when no hard quad.
5435 (absdf2_v9): Fix if target is not the same as source.
5436 (ashrsi3_extend, ashrsi3_extend2, lshrsi3_extend, lshrsi3_extend2):
5437 Add correct output constraints.
5439 Sat Jun 5 17:04:16 1999 Craig Burley <craig@jcb-sc.com>
5441 From Dave Love to egcs-patches on 20 May 1999 17:38:38 +0100:
5442 * invoke.texi: Clarify text vis-a-vis Intel CPUs.
5444 Sat Jun 5 12:11:24 1999 Mark Mitchell <mark@codesourcery.com>
5446 * mips.h (mips_output_conditional_branch): New function.
5447 (mips_adjust_insn_length): Likewise.
5448 (ASSEMBLER_SCRATCH_REGNUM): New macro.
5449 (ADJUST_INSN_LENGTH): Likewise.
5450 * mips.c (print_operand): Add `F' and `W' for floating-point
5452 (machine_dependent_reorg): Adjust MIPS16 code; instruction-lengths
5454 (mips_adjust_insn_length): New function.
5455 (mips_output_conditional_branch): New function.
5456 * mips.md (length): Adjust attribute definition to handle
5457 conditional branches. Change lengths to bytes, rather than
5458 instructions throughout. Remove length attribute from
5459 instructions whose length is four bytes, and rely on the default
5461 (dslot): Fix typo in comment.
5462 Reword conditional branch patterns to use
5463 mips_output_conditional_branch.
5465 Fri Jun 4 13:30:27 1999 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5467 * alpha/osf.h (CPP_SUBTARGET_SPEC): Handle -threads.
5468 (LIB_SPEC): Likewise.
5469 Link with -lprof1_r for -g/-pg.
5471 1999-06-04 Andreas Schwab <schwab@issan.cs.uni-dortmund.de>
5473 * loop.c (check_dbra_loop): Fix change of Jan 19.
5475 Fri Jun 4 00:12:40 1999 Marc Espie <espie@cvs.openbsd.org>
5477 * freebsd-elf.h (SWITCH_TAKES_ARG): Redefine, not define.
5478 (STARTFILE_SPEC): Define, override the svr4.h version.
5479 (ENDFILE_SPEC): Likewise.
5481 Thu Jun 3 23:58:55 1999 Jeffrey A Law (law@cygnus.com)
5483 * fixinc/inclhack.def (limits_ifndefs): Also apply to sys/limits.h
5484 * fixinc/fixincl.x: Regenerated.
5485 * fixinc/inclhack.sh: Regenerated.
5487 Fri Jun 4 05:42:23 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
5489 * sh.c (barrier_align): Don't return early for normal branch/barrier
5490 when optimizing for SH2.
5492 Thu Jun 3 22:27:50 1999 Robert Lipe <robertlipe@usa.net>
5494 * i386/udk.h (LINK_SPEC): Correct linker search path for
5497 Fri Jun 4 03:20:40 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
5499 * sh.c (fixup_addr_diff_vecs): Emit braf reference label.
5500 (braf_label_ref_operand): Delete.
5501 * sh.h (PREDICATE_CODES): Remove braf_label_ref_operand.
5502 * sh.md (casesi_jump_2): Operand1 is now the inside of a
5503 label_ref, and has no predicate.
5504 The patten has a predicate to guard against invalid substitutions.
5505 (dummy_jump): Delete.
5506 (casesi): Update use of casesi_jump_2.
5508 Thu Jun 3 07:48 1999 Bruce Korb <ddsinc09@ix.netcom.com>
5510 *fixinc/inclhack.def(Io_Def_Quotes): corrected sed expression
5511 *fixinc/fixincl.x: regenerate
5512 *fixinc/inclhack.sh: regenerate
5514 Thu Jun 3 02:15:07 1999 Jason Merrill <jason@yorick.cygnus.com>
5516 * dwarf2out.c (add_incomplete_type): New fn.
5517 (gen_struct_or_union_type_die): Call it.
5518 (retry_incomplete_types): New fn.
5519 (dwarf2out_finish): Call it.
5521 Thu Jun 3 01:19:03 1999 Jeffrey A Law (law@cygnus.com)
5523 * gcse.c (insert_insn_end_bb): Correct placement of insns when the
5524 current block starts with a CODE_LABEL and ends with a CALL and
5525 we can not find all the argument setup instructions for the CALL.
5527 Wed Jun 2 15:44:15 1999 Mark Mitchell <mark@codesourcery.com>
5530 * fold-const.c (fold): STRIP_NOPS when deciding whether or not
5531 something is a candidate for optimize_bit_field_compare.
5533 Wed Jun 2 21:53:05 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
5535 * sh.h (CONST_OK_FOR_I, CONST_OK_FOR_L): Cast VALUE to HOST_WIDE_INT.
5537 Wed Jun 2 12:25:55 1999 Richard Henderson <rth@cygnus.com>
5539 * alpha.c (override_options): Thinko in last patch.
5541 * alpha/osf.h (CPP_SUBTARGET_SPEC): Define.
5542 (LIB_SPEC): Recognize -pthread.
5544 Wed Jun 2 08:42:55 1999 Nick Clifton <nickc@cygnus.com>
5546 * config/arm/tcoff.h (USER_LABEL_PREFIX): Synchronise with
5547 definition in config/arm/coff.h
5548 * config/arm/coff.h: Add comment about USER_LABEL_PREFIX.
5550 Wed Jun 2 07:07 1999 Bruce Korb <ddsinc09@ix.netcom.com>
5552 * fixinc/fixincl.c(global def): Add FD_SHELL_SCRIPT to mark
5553 fixes that need "file=xxx\n" prepended before invocation
5554 (start_fixer - new): starting the fixer process is complex enough
5555 to warrent its own routine. It prepends the "file=xxx\n" stuff.
5556 (process): uses the new routine; omit usage of putenv()
5557 * fixinc/fixincl.tpl: mark shell scripts with FD_SHELL_SCRIPT
5558 * fixinc/fixincl.x: regenerate
5560 Wed Jun 2 02:29:07 1999 Jeffrey A Law (law@cygnus.com)
5562 * README, configure.in, gcc.1, gcc.texi: Update name (egcs -> gcc)
5563 and version #s (1.1 -> 2.96) as needed.
5564 * README.g77: Kill way out of date file in the toplevel directory.
5566 Wed Jun 2 00:52:34 1999 David O'Brien <obrien@FreeBSD.org>
5568 * configure.in (i[34567]86-*-freebsdelf): Don't include linux.h,
5569 i386/freebsd-elf.h no longer requires it. Instead include svr4.h.
5570 * configure: Rebuilt.
5571 * i386/freebsd-elf.h (DEFAULT_VTABLE_THUNKS): Define.
5572 (ASM_COMMENT_START, ASM_APP_ON, ASM_APP_OFF, SET_ASM_OP): Likewise.
5573 (PREFERRED_DEBUGGING_TYPE, WCHAR_UNSIGNED): Likewise.
5574 (SWITCH_TAKES_ARG): Likewise.
5575 * i386/freebsd.h: Remove FREEBSD_NATIVE support.
5576 * config/t-freebsd: Moved from config/i386/ so it can used for all
5579 Mon May 31 02:22:55 1999 Philippe De Muyter <phdm@macqel.be>
5581 * m68k/x-mot3300 (XCFLAGS): Fixed to match stb.o, not f/stb.o.
5583 Wed Jun 2 00:08:34 1999 Robert Lipe <robertlipe@usa.net>
5585 * configure.in (i[34567]86-*-udk*): Install headers with cpio.
5586 * configure: Rebuilt.
5588 Tue Jun 1 19:06:22 1999 David Edelsohn <edelsohn@gnu.org>
5590 * rs6000/aix41.h (RS6000_CALL_GLUE): Define.
5591 * rs6000/aix43.h (RS6000_CALL_GLUE): Likewise.
5592 * rs6000/rs6000.c (rs6000_file_start): Use putc.
5593 (rs6000_output_load_toc_table): Same.
5594 (output_prolog, output_mi_thunk): Same.
5595 * rs6000/rs6000.h (SELECT_SECTION): Formatting.
5596 (ASM_GLOBALIZE_LABEL): Use putc.
5598 Mon May 31 15:23:23 1999 Richard Henderson <rth@cygnus.com>
5600 * alpha.md (reload_*_help): New patterns and splitters.
5601 (reload_*): Use them.
5602 (mov[qh]i): Likewise.
5604 Mon May 31 11:48:07 1999 Mark Mitchell <mark@codesourcery.com>
5606 * cccp.c (handle_directive): Handle backslash-newlines in quoted
5609 Mon May 31 09:36:11 1999 Cort Dougan <cort@cs.nmt.edu>
5611 * rs6000/linux.h (LINK_SPEC): Use emulation elf32ppclinux.
5613 Mon May 31 11:40:20 EDT 1999 John Wehle (john@feith.com)
5615 * flow.c (mark_regs_live_at_end, insn_dead_p,
5616 mark_set_1, mark_used_regs): Only give FRAME_POINTER_REGNUM
5617 and HARD_FRAME_POINTER_REGNUM special treatment if reload
5618 hasn't run or the frame pointer is needed.
5619 * haifa-sched.c (attach_deaths): Likewise.
5620 * sched.c (attach_deaths): Likewise.
5622 Mon May 31 00:46:17 1999 Jeffrey A Law (law@cygnus.com)
5624 * jump.c (jump_optimize_1): Only set CAN_REACH_END if
5625 calculate_can_reach_end returns nonzero.
5627 * configure.in (native gas tests): Search for an assembler in the
5628 same manner that the installed compiler will.
5629 * configure: Rebuilt.
5630 * tm.texi (MD_EXEC_PREFIX): Note need to update configure.in too.
5632 * alias.c (find_base_term): Improve handling of addresses
5633 constructed from binary operations.
5635 Sun May 30 14:29:17 1999 Eric Raskin (ehr@listworks.com)
5637 * dgux.h (STARTFILE_SPEC): Fix incorrectly matched curly-braces.
5639 Sun May 30 14:19:13 1999 Jeffrey A Law (law@cygnus.com)
5641 * function.h (cleanup_label, frame_offset): Declare.
5642 (tail_recursion_label, tail_recursion_reentry): Likewise.
5643 (arg_pointer_save_area, rtl_expr_chain): Likewise.
5644 * stmt.c (cleanup_label, frame_offset): Delete extern declarations.
5645 (tail_recursion_label, tail_recursion_reentry): Likewise.
5646 (arg_pointer_save_area, rtl_expr_chain): Likewise.
5648 Sat May 29 19:08:10 1999 Philip Blundell <philb@gnu.org>
5650 * config/arm/aout.h (ASM_OUTPUT_ALIGN): Only define if not already
5652 * config/arm/elf.h (ASM_OUTPUT_ALIGN): Define.
5653 (MAX_OFILE_ALIGNMENT): Define.
5655 Fri May 28 21:40 1999 Robert Lipe <robertlipe@usa.net>
5657 * fixincl.c: Replace local include scheme with #includes of
5658 gansidecl.h and system.h.
5659 * procopen.c: Likewise.
5660 * server.c: Likewise.
5662 Fri May 28 03:47:03 1999 Eric Raskin (ehr@listworks.com)
5664 * i386/t-dgux (EXTRA_PARTS): Add crti.o
5665 (crti.o): Add build rule and dependencies.
5666 * fixinc/fixinc.dgux: Use modified _int_varargs.h
5668 Fri May 28 03:41:02 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
5670 * rs6000/sysv4.h (CC1_SPEC): Add support for -profile
5671 (LIB_LINUX_SPEC): Likewise.
5672 (LIB_LINUX_SPEC): Add support for -pthread
5673 (CPP_OS_LINUX_SPEC): Likewise.
5674 (CPP_SYSV_SPEC): Avoid redefinitions if both -fpic and -fPIC are
5677 Thu May 27 13:04:52 1999 H.J. Lu (hjl@gnu.org)
5679 * i386.c (output_fp_cc0_set): Don't check the JUMP_INSN code for
5681 (notice_update_cc, output_float_compare): Enable TARGET_CMOVE support.
5682 (output_float_compare, output_fp_cc0_set): Fix the FLOAT comparison
5683 for IEEE math and CC_FCOMI.
5684 (put_jump_code): No IEEE if CC_FCOMI is set.
5686 1999-05-27 Andreas Schwab <schwab@issan.cs.uni-dortmund.de>
5688 * fold-const.c (fold_truthop): Make the field reference unsigned
5689 when converting a single bit compare.
5691 Thu May 27 02:40:48 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
5693 * loop.c (strength_reduce): Don't do biv->giv conversion on constants.
5695 Thu May 27 02:09:27 1999 Jeffrey A Law (law@cygnus.com)
5697 * varasm.c (STRIP_NAME_ENCODING): Remove default definition.
5698 * output.h (STRIP_NAME_ENCODING): Strip '*' like the old varasm
5701 * reload.c (push_reload): Do not call remove_address_replacements
5702 when presented with identical optional reloads.
5704 Wed May 26 14:18:05 1999 Richard Henderson <rth@cygnus.com>
5706 * alpha.h (MASK_FIX, TARGET_FIX): New.
5707 (MASK_*): Reorganize constants.
5708 (CPP_AM_FIX_SPEC): New.
5709 (TARGET_SWITCHES): Add FIX.
5710 (EXTRA_SPECS): Likewise.
5711 (CPP_CPU_EV6_SPEC): Use FIX, not CIX.
5712 (SECONDARY_MEMORY_NEEDED): Likewise.
5713 (REGISTER_MOVE_COST): Likewise.
5714 * alpha.c (override_options): Add FIX support. Always use
5715 ALPHA_TP_PROG for ev6.
5716 * alpha.md (sqrt and mov[sd]i patterns): Use FIX, not CIX.
5717 * alpha/elf.h (ASM_FILE_START): Look at FIX too.
5718 * configure.in (target_cpu_default2) [ev6]: Use FIX, not CIX.
5720 Wed May 26 09:53:05 1999 Mark Mitchell <mark@codesourcery.com>
5722 * fold-const.c (fold): STRIP_NOPS when deciding whether or not
5723 something is a candidate for optimize_bit_field_compare.
5725 Wed May 26 09:40:02 1999 Mark Mitchell <mark@codesourcery.com>
5727 * gcc.texi (Passes): Document branch-shortening.
5728 * invoke.texi (Debugging Options): Document the fact that `-dp'
5729 outputs length information for instructions.
5731 Wed May 26 08:49:31 1999 Nick Clifton <nickc@cygnus.com>
5733 * flow.c: Revert previous delta.
5735 Wed May 26 06:05:10 1999 Nick Clifton <nickc@cygnus.com>
5737 * flow.c (insn_dead_p): Check against frame_pointer_rtx not
5738 FRAME_POINTER_REGNUM.
5739 (mark_set_1): Ditto.
5740 (mark_used_regs): Ditto.
5742 Wed May 26 02:19:31 1999 Philip Blundell <pb@nexus.co.uk>
5744 * arm.h (NEED_PLT_GOT): Fix mistake in last change.
5745 (GOT_PCREL): New macro. Define to 1 if not already defined.
5746 * arm/elf.h (GOT_PCREL): Define to 0.
5747 * arm.c (arm_finalize_pic): Take into account the setting of
5750 Tue May 25 14:06:06 1999 Jeffrey A Law (law@cygnus.com)
5752 * output.h (STRIP_NAME_ENCODING): Provide default definition.
5753 * dwarf2out.c (ASM_NAME_TO_STRING): Use STRIP_NAME_ENCODING.
5755 * flow.c (mark_set_1): Do not record BLKmode stores as dead
5756 store elimination candidates.
5758 Tue May 25 08:55:57 1999 Gavin Romig-Koch <gavin@cygnus.com>
5760 * config/mips/mips.h (ASM_OUTPUT_DOUBLE_INT) : Use 'dword' if
5763 Mon May 24 20:30:08 1999 Jim Wilson <wilson@cygnus.com>
5765 * configure.in (rs6000-ibm-aix4.[12]*): Delete use of aix41-gld.h.
5766 Add use of x-aix41-gld.
5768 Mon May 24 16:44:09 1999 Jakub Jelinek <jj@ultra.linux.cz>
5770 * sparc/linux64.h (ASM_OUTPUT_CONSTRUCTOR): Define.
5771 (ASM_OUTPUT_DESTRUCTOR): Define.
5773 Mon May 24 14:35:24 1999 Jeffrey A Law (law@cygnus.com)
5775 * loop.c (strength_reduce): Do not clear NOT_EVERY_ITERATION at the
5776 last CODE_LABEL in a loop if we have previously passed a jump
5777 to the top of the loop.
5779 Mon May 24 07:56:29 1999 Nick Clifton <nickc@cygnus.com>
5781 * config/arm/arm.h (OUTPUT_INT_ADDR_CONST): Fix blunder made when
5782 applying Philip's patch.
5784 Mon May 24 01:02:12 1999 Mark Mitchell <mark@codesourcery.com>
5786 * stmt.c (expand_end_bindings): Ignore any elements of VARS that
5789 Sun May 23 20:31:16 1999 Jeffrey A Law (law@cygnus.com)
5791 * loop.c (strength_reduce): Grow reg_single_usage as needed.
5793 Sun May 23 10:13:20 1999 David O'Brien <obrien@FreeBSD.org>
5795 * i386/freebsd-elf.h (LINK_SPEC): Change -static to -Bstatic.
5796 Also remove a useless comment.
5798 Sun May 23 10:05:23 1999 Jerry Quinn <jquinn@nortelnetworks.com>
5800 * pa.md (negdf2,negsf2): Use fneg instead of fsub on pa 2.0.
5802 Sat May 22 21:02:06 1999 David Edelsohn <edelsohn@gnu.org>
5804 * collect2.c (main): Only generate import or export file and add
5805 to link arguments if non-empty. Use xmalloc not alloca.
5806 (write_{export,import}_file): Delete.
5807 (write_aix_file): New function.
5808 (locatelib): Use xmalloc not malloc.
5809 (GCC_OK_SYMBOL): Do not check type if aix64.
5811 Sat May 22 09:35:51 1999 Philip Blundell <pb@nexus.co.uk>
5813 Based on patch by Scott Bambrough and Pat Beirne:
5814 * config/arm/arm.c (making_const_table): New variable.
5815 * config/arm/arm.h (making_const_table): Declare.
5816 (OUTPUT_INT_ADDR_CONST): Mark symbols as position independent if
5818 * config/arm/arm.md (consttable_4, consttable_8, consttable_end):
5819 Keep track of when we are building the constant table.
5821 Sat May 22 09:34:22 1999 Philip Blundell <pb@nexus.co.uk>
5823 * config/arm/arm.c (arm_override_options): Fix erroneous warning
5826 Sat May 22 09:06:33 1999 Nick Clifton <nickc@cygnus.com>
5828 * config/arm/arm.h (NEED_PLT_GOT): Only define if not already
5831 Sat May 22 07:17:05 1999 Nick Clifton <nickc@cygnus.com>
5833 * tm.texi (FUNCTION_ARG): Correct description of a stack element
5836 Sat May 22 01:27:49 1999 Mark Mitchell <mark@codesourcery.com>
5838 * expr.h (lang_expand_constant): Guard with #ifdef TREE_CODE.
5840 Fri May 21 21:19:02 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
5842 * rs6000.c (output_mi_thunk): Enable full support again.
5844 Fri May 21 20:09:52 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
5846 * sh.h (BRANCH_COST): Define.
5848 Thu May 20 10:00:42 1999 Stephen L Moshier <moshier@world.std.com>
5850 * Makefile.in (GCC_FOR_TARGET): Add -I$(build_tooldir)/include.
5852 Thu May 20 09:58:57 1999 Jan Hubicka <hubicka@freesoft.cz>
5854 * function.c (assign_stack_local): Align stack slot propertly.
5855 (assign_outer_stack_local): Likewise.
5857 Thu May 20 10:38:43 1999 Mark Mitchell <mark@codesourcery.com>
5859 * expr.h (lang_expand_constant): Declare.
5860 * toplev.c (lang_expand_constant): Define it.
5861 * varasm.c (output_constant): Use it.
5863 Thu May 20 11:28:53 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5865 * optabs.c (expand_cmplxdiv_straight, expand_cmplxdiv_wide):
5866 Change function definitions to K&R style.
5868 Thu May 20 08:16:39 1999 Bruce Korb <ddsinc09@ix.netcom.com>
5870 * fixinc/fixincl.c: We must not ignore SIGCLD now.
5872 Thu May 20 07:06:39 1999 Alexandre Oliva <aoliva@acm.org>
5874 * fixinc/Makefile.in(gnu-regex.o): add $(INCLUDES) to compile options
5875 * fixinc/fixincl.c(wait_for_pid): K&R-ify arguments
5876 (several places): omit static initialization
5877 (process): use single fd, since only the read fd is used
5878 * fixinc/gnu-regex.c: define 'const' away, if not supported
5879 * fixinc/procopen.c(several places): omit static initialization
5880 * fixinc/server.c: define 'volitile' away, if not supported
5882 1999-05-20 Andreas Schwab <schwab@issan.cs.uni-dortmund.de>
5884 * config/dbxcoff.h (DBX_OUTPUT_MAIN_SOURCE_FILE_END): Use
5885 asm_fprintf and %L to generate the label name.
5886 * config/dbxelf.h (DBX_OUTPUT_MAIN_SOURCE_FILE_END): Likewise.
5887 (ASM_OUTPUT_SOURCE_LINE): Correct generation of internal labels.
5889 Thu May 20 01:40:55 1999 Jeffrey A Law (law@cygnus.com)
5891 * jump.c (can_reverse_comparison_p): Do not abort if the comparison
5892 insn for a conditional jump can not be found.
5894 Wed May 19 23:58:58 1999 Jeffrey A Law (law@cygnus.com)
5896 * mips.h (ENCODE_SECTION_INFO): Do not perform GP optimizations
5897 on variables in specific sections other than .sbss and .sdata.
5899 Wed May 19 03:56:56 1999 Mark Mitchell <mark@codesourcery.com>
5901 * stmt.c (expand_return): Call start_cleanup_deferral and
5902 end_cleanup_deferral around conditional code.
5904 Wed May 19 08:40:08 1999 Bruce Korb <ddsinc09@ix.netcom.com>
5906 * fixinc/fixincl.tpl: Avoid depending on ANSI C features for
5907 filename lists. Utilizes new "krstr" AutoGen function.
5908 * fixinc/fixincl.x: Rebuilt.
5910 Wed May 19 02:47:11 1999 Jan Hubicka (hubicka@freesoft.cz)
5912 * i386.c (output_float_compare): Avoid GNU-C extensions.
5914 Wed May 19 00:34:40 1999 Jeffrey A Law (law@cygnus.com)
5916 * version.c: Bump to distinguish mainline tree from the
5919 See ChangeLog.1 for earlier changes.
5922 add-log-time-format: current-time-string