1 Tue Sep 7 23:36:59 1999 Linas Vepstas <linas@linas.org>
3 * configure.in: add i370-*-openedition, i370-*-mvs and
6 Tue Sep 7 23:31:53 1999 Mark Mitchell <mark@codesourcery.com>
8 * dsp16xxx.c: Include ggc.h
9 (override_options): Mark GC roots.
10 * mn10200.c: Include ggc.h.
11 (asm_file_start): Mark GC roots.
12 * tahoe.c: Include ggc.h.
13 (extensible_operand): Mark GC roots.
15 Tue Sep 7 23:23:15 1999 Linas Vepstas <linas@linas.org>
17 * README: Add section discussing status of ELF ABI.
18 * i370.c: Fix misc spelling mistakes.
19 (i370_label_scan): Updated notes, exception handling.
20 (i370_function_prolog): Simplify ELF stack handling.
21 * i370.h: (FIXED_REGISTERS): Free up r12 for ELF.
22 (STACK_GROWS_DOWNWARD): ELF stack grows down.
23 (ASM_DECLARE_FUNCTION_NAME): Fix crazy malloc size.
24 * i370.md: (movdi): Add notes.
25 (floatsidf2): Use stack not rtca for scratch float area.
26 (iorsi3): Correct operand constraints.
27 * x-oe: Restore TAROUTOPTS which are used by pax.
29 Tue Sep 7 22:39:18 1999 Mark Mitchell <mark@codesourcery.com>
31 * rs6000.c: Include ggc.h.
32 (rs6000_add_gc_roots): New function.
33 (override_options): Call it.
35 Tue Sep 7 22:09:03 1999 Richard Henderson <rth@cygnus.com>
37 * alpha.h (alpha_compare): New.
38 (alpha_compare_op0, alpha_compare_op1, alpha_compare_fp_p): Remove.
39 * alpha.c: Likewise for the definitions.
40 (alpha_emit_conditional_branch): Update for alpha_compare.
41 (alpha_emit_conditional_move): Likewise.
42 * alpha.md (cmpdf, cmpdi): Likewise.
43 (setcc patterns): Likewise. Zero alpha_compare after use.
44 (sne): Optimize (x != 0) into (0U < x).
46 Tue Sep 7 21:55:02 1999 Richard Henderson <rth@cygnus.com>
48 * alpha.h (alpha_eh_epilogue_sp_ofs): Remove.
49 (struct machine_function): Declare; add eh_epilogue_sp_ofs.
50 (INIT_EXPANDERS): Remove.
51 * alpha.c: Include ggc.h.
52 (alpha_eh_epilogue_sp_ofs, alpha_return_addr_rtx): Remove.
53 (alpha_init_machine_status, alpha_mark_machine_status): New.
54 (override_options): Install them.
55 (struct machine_function): Moved to alpha.h.
56 (alpha_save_machine_status, alpha_restore_machine_status): Remove.
57 (alpha_init_expanders): Remove.
58 (alpha_return_addr): Adjust to use current_function->machine.
59 (alpha_ra_ever_killed): Likewise.
60 (alpha_expand_epilogue): Likewise.
61 * alpha.md (eh_epilogue): Likewise.
63 Wed Sep 8 14:34:42 1999 Ian Piumarta <piumarta@prof.inria.fr>
64 Melissa O'Neill <oneill@cs.sfu.ca>
65 Geoffrey Keating <geoffk@cygnus.com>
67 * config/rs6000/rs6000.c (first_reg_to_save): Don't save fixed or
68 call-used registers (call-saved registers must still be contiguous
69 and end with r31, of course).
71 Tue Sep 7 21:41:38 1999 Richard Henderson <rth@cygnus.com>
73 * c-typeck.c (type_lists_compatible_p): Use simple_type_promotes_to.
74 (self_promoting_type_p): Delete.
75 (self_promoting_args_p): Move ...
76 * c-common.c: ... here.
77 (c_common_nodes_and_builtins): Initialize lang_type_promotes_to.
78 (simple_type_promotes_to): New.
79 * builtins.c (lang_type_promotes_to): New.
80 (expand_builtin_va_arg): Use it to give diagnostic for illegal types.
81 * c-tree.h (C_PROMOTING_INTEGER_TYPE_P): Move ...
82 * c-common.h: ... here.
83 (self_promoting_args_p, simple_type_promotes_to): Declare.
84 * c-decl.c (duplicate_decls): Use simple_type_promotes_to.
85 (grokdeclarator): Likewise.
86 * tree.h (lang_type_promotes_to): Declare.
88 Tue Sep 7 17:15:21 1999 Mark Mitchell <mark@codesourcery.com>
90 Add some machine-dependent GC roots.
91 * sparc.c: Include ggc.h.
92 (sparc_add_gc_roots): New function.
93 (mark_ultrasparc_pipeline_state): Likewise.
94 (override_options): Call sparc_add_gc_roots.
95 * pa.c: Include ggc.h.
96 (pa_add_gc_roots): New function.
97 (mark_deferred_plabels): Likewise.
98 (override_options): Call pa_add_gc_roots.
99 * mips.c: Include ggc.h.
100 (mips_add_gc_roots): New function.
101 (override_options): Use it.
103 Tue Sep 7 11:39:41 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
105 * cpperror.c (cpp_file_line_for_message): Constify a char*.
107 * cppexp.c (parse_number, parse_charconst, cpp_lex,
108 cpp_parse_expr): Add static prototypes.
109 (parse_charconst): Don't cast away const-ness.
110 (token): Constify a char*.
112 * cppfiles.c (file_name_list, include_hash, find_include_file,
113 finclude, initialize_input_buffer): Constify a char*.
114 (file_cleanup, find_position): Add static prototypes.
116 * cpphash.c (macro_cleanup, macarg, timestamp, special_symbol,
117 collect_expansion): Add static prototypes.
118 (cpp_install, create_definition, monthnames): Constify a char*.
120 * cpphash.h (cpp_install): Likewise.
122 * cppinit.c (known_suffixes, default_include,
123 dump_special_to_buffer, NAME, cpp_start_read, cpp_finish): Likewise.
124 (base_name, dump_special_to_buffer, initialize_dependency_output):
125 Add static prototypes.
127 * cpplib.c (my_strerror): Constify a char*.
128 (null_underflow, null_cleanup, skip_comment, copy_comment,
129 copy_rest_of_line, handle_directive, pass_thru_directive,
130 get_directive_token, read_line_number, cpp_print_file_and_line,
131 v_cpp_error, v_cpp_warning, v_cpp_error_with_line,
132 v_cpp_warning_with_line, detect_if_not_defined,
133 consider_directive_while_skipping): Add static prototypes.
134 (pass_thru_directive, check_macro_name, cpp_expand_to_buffer,
135 cpp_pedwarn_with_file_and_line): Constify a char*.
137 * cpplib.h (cpp_options, include_hash, progname, definition,
138 cpp_pedwarn_with_file_and_line, cpp_expand_to_buffer,
139 check_macro_name, cpp_pfatal_with_name, cpp_file_line_for_message,
140 find_include_file, deps_output, include_hash): Constify a char*.
142 * cppmain.c (progname): Constify.
143 (main): Add prototype. Use return, not exit.
145 * fix-header.c (fatal, add_symbols, lookup_std_proto, write_lbrac,
146 recognized_macro, check_macro_names, read_scan_file, write_rbrac,
147 inf_skip_spaces, inf_read_upto, inf_scan_ident, inf_scan_ident,
148 check_protection): Add static prototype.
150 (progname, recognized_macrom, recognized_extern): Constify a char*.
151 (main): Add prototype.
153 * gen-protos.c (progname): Constify a char*.
155 Tue Sep 7 00:47:52 1999 Mark Mitchell <mark@codesourcery.com>
157 * emit-rtl.c (free_emit_status): Take decl as a parameter.
158 (init_emit_once): Add more GC roots.
159 * except.c (mark_func_eh_entry): New function.
160 (mark_eh_node): Mark false_label and rethrow_label.
161 (init_eh): Add more GC roots.
162 * function.c (free_after_compilation): Take decl as a paramter.
163 Call free_stmt_status.
164 (mark_function_state): Don't assume x_parm_reg_stack_loc is
166 * function.h (free_after_compilation): Change prototype.
167 (free_varasm_status): Likewise.
168 (free_emit_status): Likewise.
169 (free_stmt_status): New function.
170 * ggc-simple.c (rtx, vecs, trees, strings, bytes_alloced_since_gc):
171 Remove, replacing with ...
172 (ggc_status): New structure.
173 (ggc_chain): New variable.
175 (ggc_push_context): New function.
176 (ggc_pop_context): Likewise.
177 (ggc_alloc_rtx): Adjust for use of ggc_chain.
178 (ggc_alloc_rtvec): Likewise.
179 (ggc_alloc_tree): Likewise.
180 (ggc_alloc_string): Likewise.
181 (ggc_mark_rtx): Mark NOTE_SOURCE_FILE and NOTE_RANGE_INFO.
182 (ggc_mark_tree): Give language-dependent code a chance to mark
184 (ggc_mark_tree_varray): Handle empty arrays.
185 (ggc_collect): Adjust for use of ggc_chain. Clear
186 bytes_alloced_since_last_gc.
187 * ggc.h (ggc_pop_context): New function.
188 (ggc_push_context): Likewise.
189 * print-tree.c (print_node): Don't print obstacks when GC'ing.
190 * stmt.c (free_stmt_status): New function.
191 (init_stmt_for_function): Clear last_expr_value.
192 * toplev.c (rest_of_compilation): Always call free_after_compilation.
193 Conditionalize call to ggc_collect.
194 (main): Call init_ggc.
195 * tree.c (push_obstacks): Do the push, even when GC'ing.
196 (push_obstacks_nochange): Likewise.
197 (pop_obstacks): Liekwise.
198 * varasm.c (free_varasm_status): Take decl as a parameter.
200 Tue Sep 7 08:15:49 1999 Gavin Romig-Koch <gavin@cygnus.com>
202 * config/mips/mips.h (MULTILIB_ENDIAN_DEFAULT) : New macro.
203 (MULTILIB_ENDIAN_DEFAULT) : Use the new macro.
204 * config/mips/elf64.h (MULTILIB_DEFAULTS) : Use the new macro.
205 * config/mips/r3900.h (MULTILIB_DEFAULTS) : Use the new macro.
207 Tue Sep 7 03:42:45 1999 Mark Klein (mklein@dis.com)
209 * pa/x-pa-mpeix: New file for the MPE port.
211 * pa/quadlib.asm: New file for long double support.
213 * configure.in: Add hppa1.0-*-mpeix for MPE port.
214 * configure: Rebuilt.
216 Tue Sep 7 10:08:40 1999 Andreas Schwab <schwab@suse.de>
218 * final.c (shorten_branches): Fix last change.
220 Tue Sep 7 00:30:32 1999 Jeffrey A Law (law@cygnus.com)
222 * pa.h (ASM_OUTPUT_DOUBLE_INT): Delete.
224 Mon Sep 6 22:44:47 1999 Jeffrey A Law (law@cygnus.com)
226 * Merge from gcc2 snapshot Jan 9, 1999. See FSFChangeLog for
229 Mon Sep 6 22:31:28 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
231 * c-aux-info.c (concat): Don't define.
233 * cccp.c (my_strerror): Likewise. All callers changed to use
235 (do_include): Call xstrdup, not xmalloc/strcpy.
236 (grow_outbuf): Don't check if xrealloc returns NULL, it can't.
237 (xmalloc, xrealloc, xcalloc, xstrdup): Don't define.
239 * collect2.c (my_strsignal): Likewise. All callers changed to use
241 (locatelib): Call xstrdup, not xmalloc/strcpy.
243 * 1750a.h (ASM_OUTPUT_INTERNAL_LABEL): Call xmalloc, not malloc.
245 * dsp16xx.c (override_options): Call xstrdup, not xmalloc/strcpy.
247 * i370.h (ASM_DECLARE_FUNCTION_NAME): Call xmalloc, not malloc.
249 * mips.c (build_mips16_call_stub): Call xstrdup, not xmalloc/strcpy.
251 * cppinit.c (cpp_options_init): Call xcalloc, not xmalloc/bzero.
253 * dwarfout.c (dwarfout_init): Call concat, not xmalloc/strcpy/...
255 * except.c (new_eh_region_entry): Call xmalloc/xrealloc, not
257 (find_all_handler_type_matches): Likewise. Don't check return
259 (get_new_handler, init_insn_eh_region, process_nestinfo): Call
261 (init_eh_nesting_info): Likewise. Call xcalloc, not xmalloc/bzero.
263 * gcc.c (xstrerror, xmalloc, xrealloc): Don't define.
264 (init_spec): Call xcalloc, not xmalloc/bzero.
265 (set_spec): Call xstrdup, not save_string.
266 (record_temp_file): Call xstrdup, not xmalloc/strcpy.
267 (find_a_file): Call xstrdup, not xmalloc/strcpy.
268 (process_command): Call xstrdup, not save_string.
269 (main): Call xcalloc, not xmalloc/bzero.
271 * gcov.c (xmalloc): Don't define.
272 (create_program_flow_graph): Call xcalloc, not xmalloc/bzero.
273 (scan_for_source_files): Call xstrdup, not xmalloc/strcpy.
274 (output_data): Call xcalloc, not xmalloc/bzero.
276 * haifa-sched.c (schedule_insns): Call xcalloc, not xmalloc/bzero.
278 * mips-tdump.c (xmalloc): Don't define.
279 (print_symbol): Call xmalloc, not malloc.
280 (read_tfile): Call xcalloc, not calloc.
282 * mips-tfile.c (xfree, my_strsignal, xmalloc, xcalloc, xrealloc):
283 Don't define. All callers of xfree/my_strsignal changed to use
284 free/strsignal instead.
285 (allocate_cluster): Call xcalloc, not calloc.
287 * objc/objc-act.c (lang_init): Call concat, not xmalloc/strcpy/...
288 Fix memory leak, free allocated memory.
290 * prefix.c (translate_name): Call xstrdup, not save_string.
291 (update_path): Likewise.
293 * profile.c (branch_prob): Call xstrdup, not xmalloc/strcpy.
295 * protoize.c (xstrerror, xmalloc, xrealloc, xfree, savestring2):
296 Don't define. Callers of xfree/savestring2 changed to use
299 * reload1.c (reload): Call xcalloc, not xmalloc/bzero.
300 (init_elim_table): Likewise.
302 * resource.c (init_resource_info): Likewise.
304 * stupid.c (stupid_life_analysis): Likewise.
306 * toplev.c (xmalloc, xcalloc, xrealloc, xstrdup): Don't define.
307 (open_dump_file): Call concat, not xmalloc/strcpy/...
308 (clean_dump_file): Likewise.
309 (compile_file): Call xstrdup, not xmalloc/strcpy.
311 Mon Sep 6 15:04:55 1999 Richard Henderson <rth@cygnus.com>
313 * v850.h (EXPAND_BUILTIN_VA_ARG): New.
314 * v850.c (v850_va_arg): New.
316 Tue Sep 7 09:36:01 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
318 * haifa-sched.c: Tidy comments.
320 Mon Sep 6 14:30:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
322 * Makefile.in (C_AND_OBJC_OBJS): Remove ggc-callbacks.o.
323 (c-parse.o, c-decl.o, c-lang.o, c-lex.o, c-common.o,
324 $(out_object_file)): Depend on ggc.h.
325 * c-common.c: Include "ggc.h".
326 (combine_strings): If doing GC, use ggc_alloc_string.
327 * c-decl.c: Include "ggc.h".
328 (ggc_p): Define with value 0.
329 (mark_binding_level): New function.
330 (init_decl_processing): Add GC roots.
331 (mark_c_function_context): New function.
332 (lang_mark_false_label_stack): New function.
333 (lang_mark_tree): New function.
334 (lang_cleanup_tree): New function.
335 * c-lang.c: Include "ggc.h".
336 (lang_init): Call c_parse_init.
337 * c-lex.c: Include "ggc.h".
338 (check_linenum): If doing GC, don't copy filenames to permanent
340 * c-parse.in: Include "ggc.h".
341 (c_parse_init): New function.
342 * c-tree.h (c_parse_init, mark_c_function_context): Declare.
343 * objc/Make-lang.in (objc-parse.o): Depend on ggc.h.
345 * except.c (mark_eh_state): Mark more state.
346 * function.c (mark_function_state): Likewise.
347 * ggc-simple.c (ggc_alloc_rtvec): Bring in sync with non-gc version.
348 (ggc_alloc_string) [GGC_DUMP]: Fix typo.
349 * toplev.c (mark_file_stack): New function.
350 (compile_file): If doing GC, use ggc_alloc_string on input filename.
351 (main): Add root for input_file_stack.
353 * i386.c: Include "ggc.h".
354 (ix86_mark_machine_status): New function.
355 (override_options): Set mark_machine_status.
357 Mon Sep 6 15:26:23 1999 Bernd Schmidt <bernds@cygnus.co.uk>
359 * tree.c (copy_node): Copy node contents also if doing GC.
361 Mon Sep 6 08:42:06 1999 Alexandre Oliva <oliva@dcc.unicamp.br>
363 * collect2.c (scan_libraries): Fix double-thinko :-).
365 Mon Sep 6 02:42:36 1999 Jeffrey A Law (law@cygnus.com)
367 * collect2.c (scan_libraries): Fix thinko.
369 * cse.c (delete_trivially_dead_insns): Do not skip the last
370 insn if it is a real insn.
372 Sun Sep 5 18:57:42 1999 Mark Mitchell <mark@codesourcery.com>
374 * Makefile.in (ggc-simple.o): Depend on hash.h.
375 * ggc.h (ggc_add_tree_hash_table_root): Declare.
376 (ggc_mark_tree_varray): Likewise.
377 (ggc_mark_tree_hash_table): Likewise.
378 * ggc-simple.c: Include hash.h.
379 (ggc_mark_tree_hash_table_ptr): New function.
380 (ggc_mark_tree_hash_table_entry): Likewise.
381 (ggc_mark_tree_hash_table): Likewise.
382 (ggc_add_tree_hash_table_root): Likewise.
383 * varray.h (const_equiv_data): Use struct rtx_def *, rather than
384 rtx, when defining fields.
386 Sun Sep 5 18:57:42 1999 Bernd Schmidt <crux@pool.informatik.rwth-aachen.de>
388 * profile.c (output_func_start_profiler): Remove apparently
389 nonsensical call to start_sequence.
391 Sun Sep 5 17:34:33 1999 Richard Henderson <rth@cygnus.com>
393 * clipper/clipper.c (clipper_va_start): Fix typos.
395 * pyr/pyr.c (pyr_build_va_list, pyr_va_start, pyr_va_arg): New stubs.
396 * spur/spur.c (spur_build_va_list, spur_va_start): New stubs.
397 (spur_va_arg): New stub.
399 * configure.in: Comment out pyramid.
401 Sun Sep 5 19:11:01 1999 Michael Meissner <meissner@cygnus.com>
403 * i386.h (MASK_{DEBUG_{ADDR,ARG},INTEL_SYNTAX}): Move so these
404 don't conflict with the bits that win32, cygwin, and dgux
407 Sun Sep 5 09:31:56 1999 Richard Henderson <rth@cygnus.com>
408 Bernd Schmidt <bernds@cygnus.co.uk>
410 * integrate.c (function_cannot_inline_p): Do not inline
411 functions with forced labels.
413 Sun Sep 5 00:35:17 1999 Richard Henderson <rth@cygnus.com>
414 Bernd Schmidt <bernds@cygnus.co.uk>
415 Mark Mitchell <mark@codesourcery.com>
417 * Makefile.in (ggc-simple.o): Depend on varray.h.
418 (rtl.o): Depend on ggc.h.
419 (genattrtab.o): Depend on ggc.h.
420 (print-tree.o): Likewise.
421 (fold-const.o): Likewise.
422 * emit-rtl.c (sequence_element_free_list): Remove, and all references.
423 (make_insn_raw): Don't cache insns when GC'ing.
424 (emit_insn_before): Likewise.
425 (emit_insn_after): Likewise.
426 (emit_insn): Likewise.
427 (start_sequence): Use xmalloc to allocate the sequence_stack.
428 (end_sequence): Add free to free it.
429 (gen_sequence): Don't cache insns when GC'ing.
430 (clear_emit_caches): Don't use sequence_element_free_list.
431 (init_emit): Use xcalloc, not xmalloc+bzero.
432 * fold-const.c (size_int_wide): Kill the cache, when GC'ing.
433 * function.c (pop_function_context_from): Use free to free the
434 fixup_var_refs_queue.
435 (put_reg_into_stack): Allocate it with xmalloc.
436 * genattrtab.c: Include ggc.h.
437 (operate_exp): Don't use obstack_free when GC'ing.
438 (simplify_cond): Likewise.
439 (simplify_text_exp): Likewise.
440 (optimize_attrs): Likewise.
441 * gengenrtl.c (gendef): Use ggc_alloc_rtx to allocate RTL, when
443 (gencode): Generate a #include for ggc.h.
444 * ggc-callbacks.c (ggc_p): Define it to zero.
445 * ggc-none.c (ggc_p): Likewise.
446 * ggc-simple.c: Include varray.h.
447 (ggc_mark_tree_varray): New function.
448 (ggc_add_tree_varray_root): Likewise.
449 (ggc_mark_tree_varray_ptr): Likewise.
450 * ggc.h (ggc_p): Declare.
451 (varray_head_tag): Likewise.
452 (ggc_add_tree_varray_root): Declare.
453 * print-tree.c (print_node): Don't check for TREE_PERMANENT
454 inconsistencies when GC'ing.
455 * rtl.c: Include ggc.h.
456 (rtvec_alloc): Use ggc_alloc_rtvec when GC'ing.
457 (rtx_alloc): Use ggc_alloc_rtx when GC'ing.
458 (rtx_free): Don't call obstack_free when GC'ing.
459 * toplev.c (rest_of_compilation): Call ggc_collect after every
461 * tree.c (push_obstacks): Do nothing, if GC'ing.
462 (pop_obstacks_nochange): Likewise.
463 (pop_obstacks): Likewise.
464 (make_node): Use ggc_alloc_tree when GC'ing.
465 (copy_node): Likewise.
466 (get_identifier): Use ggc_alloc_string when GC'ing.
467 (build_string): Likewise.
468 (make_tree_vec): Use ggc_alloc_tree when GC'ing.
469 (tree_cons): Likewise.
471 (type_hash_canon): Don't call obstack_free when GC'ing.
473 Sat Sep 4 21:52:32 1999 Richard Henderson <rth@cygnus.com>
475 * haifa-sched.c (schedule_block): Use next_nonnote_insn instead
476 of NEXT_INSN when examining speculative insns for SCHED_GROUP_P.
478 Sat Sep 4 20:40:19 1999 Richard Henderson <rth@cygnus.com>
479 Bernd Schmidt <bernds@cygnus.co.uk>
480 Mark Mitchell <mark@codesourcery.com>
482 * Makefile.in (stor-layout.o): Depend on ggc.h.
483 (expr.o): Depend on ggc.h.
484 (profile.o): Depend on ggc.h.
485 (stor-layout.o): Depend on ggc.h.
486 * emit-rtl.c (init_emit_once): Add gc roots.
487 * expr.c: Include ggc.h.
488 (emit_block_move): Add gc roots.
489 (clear_storage): Likewise.
490 * expr.h (init_stor_layout_once): New function.
491 * profile.c: Include ggc.h.
492 (init_arc_profiler): profiler_label is a root.
493 * scan.c (make_sstring_space): Trust xrealloc to function
494 correctly with first parameter NULL.
495 * stor-layout.c: Include ggc.h.
496 (set_sizetype): Add gc root.
497 (init_stor_layout_once): New function.
498 * toplev.c (compile_file): Call it.
500 Sat Sep 4 19:26:25 1999 Richard Henderson <rth@cygnus.com>
501 Bernd Schmidt <bernds@cygnus.co.uk>
502 Mark Mitchell <mark@codesourcery.com>
504 * Makefile.in (tree.o): Depend on ggc.h.
505 (varasm.o): Likewise.
506 (function.o): Likewise.
508 (except.o): Likewise.
509 (optabs.o): Likewise.
510 (emit-rtl.o): Likewise.
511 * emit-rtl.c: Include ggc.h.
512 (sequence_element_free_list): Remove, and all references.
513 (mark_sequence): New functions.
514 (mark_emit_state): New function.
515 * except.c: Include ggc.h.
516 (mark_eh_node, mark_eh_stack, mark_eh_queue): New functions.
517 (mark_tree_label_node): New functions.
518 (mark_eh_state): New function.
519 * function.c: Include ggc.h.
520 (mark_temp_slot, mark_function_chain): New functions.
521 (mark_function_state): New function.
522 (init_function_once): New function.
523 * function.h (init_function_once): New function.
524 * ggc-callbacks.c (lang_mark_false_label_stack): New function.
525 * ggc.h (label_node): Declare.
526 (eh_status, emit_status, stmt_status, varasm_status): Likewise.
527 (lang_mark_false_label_stack): New function.
528 (mark_temp_slot): Remove declaration.
529 (mark_function_chain): Likewise.
530 (mark_eh_state): Adjust prototype.
531 (mark_stmt_state, mark_emit_state, mark_varasm_state, mark_optab):
533 * optabs.c: Include ggc.h.
534 (mark_optab): New function.
535 (init_optabs): Add gc roots.
536 * stmt.c: Include ggc.h.
537 (mark_cond_nesting, mark_loop_nesting): New functions.
538 (mark_block_nesting, mark_case_nesting, mark_goto_fixup): Likewise.
539 (mark_stmt_state): New function.
540 * toplev.c (compile_file): Call init_function_once.
541 * tree.c: Include ggc.h.
542 (type_hash): Move declaration earlier in file.
543 (TYPE_HASH_SIZE, type_hash_table): Likewise.
544 (init_obstacks): Add gc roots.
545 (mark_type_hash): New function.
546 * varasm.c: Include ggc.h.
547 (mark_pool_constant): New function.
548 (mark_varasm_state): New function.
550 Sat Sep 4 22:28:56 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
552 * ggc-simple.c (ggc_root, ggc_collect): Wrap prototype with PROTO.
554 Sat Sep 4 18:01:45 1999 Bernd Schmidt <bernds@cygnus.co.uk>
556 * c-decl.c (struct language_function): Renamed from struct c_function.
558 (c_function_chain): Delete.
559 (push_c_function_context): New arg F. Don't warn about nested
560 functions here. Fill LANGUAGE elt of F. Delete code to update
561 c_function_chain. Don't call push_function_context.
562 (pop_c_function_context): New arg F. Restore from there instead of
563 from c_function_chain. Don't call pop_function_context. Clear out
564 LANGUAGE field of F when done.
565 * c-lang.c: Include "function.h"
566 (lang_init): Initialize save_lang_status and restore_lang_status.
567 * c-parse.in (nested_function, nested_function_notype): Warn about
568 nested functions. Call push_function_context/pop_function_context
569 instead of the _c_ variants.
570 * c-tree.h (push_c_function_context, pop_c_function_context): Update
572 * Makefile.in (c-lang.o): Update dependencies.
574 * emit-rtl.c (init_emit): Use xmalloc to allocate regno_reg_rtx,
575 regno_pointer_flag, regno_pointer_align.
576 (gen_reg_rtx): Use xrealloc to enlarge them.
577 (free_emit_status): New function.
578 * function.c (mark_machine_status, mark_lang_status): New variables.
579 (assign_stack_local_1): Renamed from assign_outer_stack_local. Merge
580 in some bits from assign_stack_local. All callers changed to use new
582 (assign_stack_local): Just call assign_stack_local_1.
583 (free_after_compilation): New function.
584 (put_reg_into_stack): Simplify to always call assign_stack_local_1.
585 (trampoline_address): Likewise.
586 (assign_parms): Use xcalloc/xrealloc to allocate parm_reg_stack_loc.
587 (prepare_function_start): Explicitly clear some more variables.
588 * function.h (struct function): New elt can_garbage_collect.
589 (mark_machine_status, mark_lang_status): Declare variables.
590 (free_after_compilation, free_emit_status, free_varasm_status,
591 init_varasm_status): Declare functions.
592 * toplev.c (rest_of_compilation): Call free_after_compilation when
593 done with the current function.
594 * varasm.c (free_varasm_status): New function.
596 Sat Sep 4 17:15:13 1999 Richard Henderson <rth@cygnus.com>
598 * sparc.h (EXPAND_BUILTIN_VA_START): Define.
599 (EXPAND_BUILTIN_VA_ARG): Define.
600 * sparc.c (sparc_va_start): New.
603 Sun Sep 5 11:11:59 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
605 * config/c4x/c4x.h (DBR_OUTPUT_SEQEND): Use XVECEXP not XEXPs.
607 Sun Sep 5 10:13:19 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
609 * config/c4x/c4x.h (CALLER_SAVE_PROFITABLE): Disable.
611 Sat Sep 4 13:44:01 1999 Mark Mitchell <mark@codesourcery.com>
613 * Makefile.in (C_AND_C_OBJS): Add gcc-callbacks.o.
615 (ggc-callbacks.o): New target.
616 * ggc-callbacks.c: New file.
618 Sat Sep 4 22:53:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
620 * expr.h: Collapse individual optab and libfunc vars to arrays.
621 (optab_index, libfunc_index): New enumerations.
622 (optab_table, libfunc_table): New arrays.
623 Add accessor macros for both.
625 * optabs.c (optab_table, libfunc_table): New.
626 Delete declarations for individual optab and libfunc vars.
628 Sat Sep 4 12:57:17 1999 Richard Henderson <rth@cygnus.com>
630 * i386/sco5.h (RETURN_POPS_ARGS): Name change ix86_return_pops_args.
632 Sat Sep 4 11:19:52 1999 Richard Henderson <rth@cygnus.com>
634 * Makefile.in (GGC, GGC_LIB): New.
635 (HOST_RTL): Include ggc-none.o.
636 (ggc-simple.o): New target.
637 (ggc-none.o): Likewise.
638 * tree.h (tree_common): Add gc_mark.
639 * rtl.h (struct rtx_def): Steal a bit from code to make gc_mark.
640 (struct rtvec_def): Add gc_mark.
641 * emit-rtl.c (global_rtl): Update static initializers to contain
643 * ggc.h, ggc-none.c, ggc-simple.c: New files.
644 * toplev.c (gc_time): New variable.
645 (all_time): New variable.
646 (compile_file): Print gc time.
647 (print_time): Calculate percentage of the whole.
649 Sat Sep 4 13:11:01 1999 Bernd Schmidt <bernds@cygnus.co.uk>
651 Change obstack memory management and varasm constant pool handling so
652 that nested functions are treated like any other functions.
653 * function.c (init_machine_status): New variable.
654 (push_function_context_to): Set contains_functions for the outer
655 function. Don't call save_varasm_status.
656 (pop_function_context_from): Don't call restore_varasm_status. Don't
657 set current_function_contains_functions.
658 (prepare_function_start): Call init_varasm_status rather than
659 init_const_rtx_hash_table. Call (*init_machine_status) if the pointer
661 * function.h (struct function) Add field varasm. Delete fields
662 inline_obstacks, inl_emit, const_rtx_hash_table, first_pool,
663 last_pool, const_rtx_sym_hash_table, pool_offset, const_double_chain.
664 (init_machine_status): Declare.
665 (save_varasm_status, restore_varasm_status): Delete declarations.
666 (save_tree_status, restore_tree_status): Delete last argument.
667 * integrate.c (initialize_for_inline): Lose arg COPY. Delete copying
668 code. All callers changed.
669 (copy_decl_list, copy_decl_tree, copy_decl_rtls, copy_for_inline,
670 save_constants_in_decl_trees, restore_constants, save_constants,
671 save_for_inline_eh_labelmap, save_for_inline_copying): Delete
673 (inlining): New variable.
674 (reg_map, label_map, insn_map, orig_asm_operands_vector,
675 copy_asm_operands_vector, copy_asm_constraints_vector): Delete
677 (save_for_inline_nocopy): Don't save constants.
678 Don't set inl_emit field in current_function.
679 (expand_inline_function): Use emit field, not inl_emit, of the inlined
680 function. Set new variable inlining before
681 calling copy_rtx_and_substitute.
682 (copy_rtx_and_substitute): In MEM and SYMBOL_REF cases, handle
683 constant pool references if inlining is nonzero.
684 Delete ADDRESS and (most of the) CONST cases.
685 (output_inline_function): Save and restore current_function/
686 current_function_decl. Delete restore_constants code. Don't call
687 init_const_rtx_hash_table.
688 * output.h (init_const_rtx_hash_table): Don't declare.
689 * rtl.h (struct function): Declare.
690 (get_pool_constant_for_function, get_pool_mode_for_function): Declare.
691 * toplev.c (rest_of_compilation): Don't treat nested functions or
692 functions containing them specially. Delete all code to deal with
693 save_for_inline_copying.
694 * tree.c (toplev_inline_obstacks, extra_inline_obstacks,
695 inline_obstacks): Delete variables.
696 (save_tree_status): Lose arg CONTEXT. All callers changed.
697 Simply allocate a new function_maybepermanent_obstack for the new
698 function, delete all the special cases.
699 Don't save inline_obstacks.
700 (restore_tree_status): Lose arg CONTEXT. All callers changed.
701 Delete special handling for function_maybepermanent_obstack; simply
703 Don't restore inline_obstacks.
704 (permanent_allocation): Delete code that frees inline_obstacks.
705 (print_inline_obstack_statistics): Delete function.
706 (dump_tree_statistics): Don't call it.
707 * varasm.c (struct varasm_status): New.
708 (const_rtx_hash_table, const_rtx_sym_hash_table, first_pool,
709 last_pool, pool_offset, const_double_chain): Delete global
710 variables, replace with accessor macros.
711 (immed_double_const): Don't walk const_double_chain outside a
712 function, but don't treat nested functions specially anymore.
713 (immed_real_const_1): Likewise.
714 (clear_const_double_mem): Don't treat nested functions specially.
715 (init_const_rtx_hash_table): Deleted, code moved to init_varasm_status.
716 (save_varasm_status, restore_varasm_status): Delete functions.
717 (init_varasm_status): New function.
718 (force_const_mem): Don't treat nested functions specially.
719 (find_pool_constant): Accept new arg F, search for constants in
720 that function's pool rather than the current one. All callers
722 (get_pool_constant_for_function, get_pool_mode_for_function): New
725 * i386.c (init_386_machine_status): New function, mostly from
726 clear_386_stack_locals.
727 (struct machine_functions): Rename element names to avoid name
729 (pic_label_rtx, pic_label_name, i386_stack_locals): New accessor
730 macros, replacing global variables.
731 (clear_386_stack_locals, save_386_machine_status,
732 restore_386_machine_status): Delete functions.
733 (override_options): Initialize init_machine_status.
734 * i386.h (INIT_EXPANDERS): Delete macro.
735 (save_386_machine_status, restore_386_machine_status,
736 clear_386_stack_locals): Delete declarations.
738 Sat Sep 4 16:56:28 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
740 * config/c4x/c4x.md (rptb_init): Renamed from *rptb_init.
741 (doloop_begin): Simplify pattern and use emit_jump_insn.
742 (doloop_end): Simplify pattern, switch operand order,
743 and use emit_jump_insn.
745 Fri Sep 3 19:02:38 1999 Bernd Schmidt <crux@pool.informatik.rwth-aachen.de>
747 * function.h (struct function): Add new element LANGUAGE.
748 (save_lang_status): Declare new variable.
749 (restore_lang_status): Likewise.
750 * function.c (save_lang_status): Define.
751 (restore_lang_status): Likewise.
752 (push_function_context_to): Call language-specific save function.
753 (pop_function_context_from): Call language-specific restore function.
755 Fri Sep 3 01:16:18 1999 Alasdair Baird <alasdair@wildcat.demon.co.uk>
757 * i386.md (movsf_1): Check REG_P before use of REGNO.
760 (extendsfdf2): Likewise.
761 (extendsfxf2): Likewise.
762 (extenddfxf2): Likewise.
764 Sat Sep 4 11:37:15 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
766 * config/c4x/c4x.c (c4x_emit_move_sequence): Do not force large
767 constants into memory.
768 (c4x_shiftable_constant): New function.
769 * config/c4x/c4x.c (LEGITIMATE_CONSTANT_P): Allow any CONST_INT.
770 (c4x_shiftable_constant): Declare.
771 * config/c4x/c4x.md (loadqi_big_constant, loadhi_big_constant,
772 ashlqi3_noclobber): Add new patterns and associated splitters.
774 Fri Sep 3 16:22:17 1999 Richard Henderson <rth@cygnus.com>
776 * dbxout.c (dbxout_init): Use xcalloc instead of xmalloc+bzero.
777 * dwarf2out.c (dwarf2out_frame_init): Likewise.
778 * final.c (shorten_branches): Likewise.
779 * global.c (global_alloc): Likewise.
780 * haifa-sched.c (build_control_flow): Likewise.
781 * stmt.c (check_for_full_enumeration_handling): Likewise.
782 (estimate_case_costs): Likewise.
784 Fri Sep 3 15:49:56 1999 Mark Mitchell <mark@codesourcery.com>
786 * rtl.h (RTL_CHECKC2): Fix typo in last change.
788 Fri Sep 3 15:13:34 1999 Richard Henderson <rth@cygnus.com>
790 * flow.c (propagate_block): Use XEXP not SET_DEST for a USE.
791 (recompute_reg_usage): Likewise.
792 * rtlanal.c (find_regno_fusage): Likewise.
794 * rtl.c (rtl_check_failed_code1): New function.
795 (rtl_check_failed_code2): New.
796 * rtl.h (RTL_CHECK1, RTL_CHECK2, RTVEC_ELT): Parenthesize args.
797 (RTL_CHECKC1, RTL_CHECKC2): New.
798 (XC*): New accessor macros.
799 (NOTE_*, LABEL_NAME, LABEL_NUSES, ADDRESSOF_REGNO): Use them.
800 (ADDRESSOF_DECL, JUMP_LABEL, LABEL_REFS, LABEL_NEXTREF): Likewise.
801 (CONTAINING_INSN, REGNO, INTVAL, SUBREG_REG, SUBREG_WORD): Likewise.
802 (ASM_OPERANDS_*, MEM_ALIAS_SET, SET_SRC, SET_DEST): Likewise.
803 (TRAP_*, RANGE_INFO_*): Likewise.
805 Fri Sep 3 15:10:20 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
807 * Makefile.in (tlink.o): Don't depend on toplev.h.
809 * collect2.c (c_file, o_file, export_file, import_file, ldout,
810 output_file, nm_file_name, ldd_file_name, strip_file_name,
811 c_file_name, prefix_list, libexts, is_ctor_dtor, find_a_file,
812 add_prefix, prefix_from_env, prefix_from_string, do_wait,
813 fork_execute, maybe_unlink, add_to_list,
814 extract_init_priority, write_list, dump_list,
815 dump_prefix_list, write_list_with_asm, write_c_file,
816 write_c_file_stat, write_c_file_glob, scan_prog_file,
817 scan_libraries, is_in_list, resolve_lib_name, use_import_list,
818 ignore_library, extract_string, notice, dump_file, target_machine,
819 collect_wait, collect_execute, libname, locatelib, aix_std_libs,
820 read_file, print_load_command): Constify a char*.
821 (fdopen, error, fatal, fatal_perror): Don't prototype.
822 (my_strerror): Remove. All callers use xstrerror instead.
823 (xcalloc, xmalloc, xrealloc, xstrdup, putenv): Remove definitions.
824 (main): Add prototype. Constify lots of char* ptrs. Change calls
825 to xcalloc/strcpy/strcat/... to one call to concat.
826 (main, scan_prog_file, scan_libraries): Use an intermediate
827 `const char **' to build an argv array.
828 (mapfile, libselect, libcompare, locatelib): Add prototypes.
830 * collect2.h (collect_execute, collect_wait, dump_file,
831 file_exists): Constify a char*.
832 (ldout, c_file_name, temporary_obstack, permanent_obstack,
833 temporary_firstobj, vflag, debug): Add extern declarations.
834 (fancy_abort, error, notice, fatal, fatal_perror): Add prototypes.
836 * tlink.c: Don't include toplev.h.
837 (vflag, debug, ldout, c_file_name, temporary_obstack,
838 permanent_obstack, temporary_firstobj): Don't declare.
839 (tlink_execute, frob_extension, symbol_hash_lookup,
840 file_hash_lookup, demangled_hash_lookup, tlink_init, freadsym,
841 recompile_files, read_repo_files, demangle_new_symbols,
842 scan_linker_output): Constify a char*.
843 (symbol_hash_newfunc, file_hash_newfunc, demangled_hash_newfunc,
844 do_tlink): Mark parameters with ATTRIBUTE_UNUSED.
846 Fri Sep 3 18:09:24 1999 Andrew Haley <aph@cygnus.com>
848 * config/m68k/m68kelf.h: Set USE_GAS; this makes gcc generate jbsr
849 (relative) rather than jsr (absolute) subroutine call insns.
850 * config/m68k/m68k-coff.h: Ditto.
852 Fri Sep 3 17:24:31 1999 Richard Earnshaw <rearnsha@arm.com>
854 * arm.c (note_invalid_constants): No need to ignore ASMs, we can
855 now rework these too.
856 (arm_reorg): If an insn can't reach the end of the current pool,
857 ensure that we emit that pool before the insn.
859 Fri Sep 3 09:14:32 1999 Marc Espie <espie@tetto.liafa.jussieu.fr>
861 * tlink.c (scan_linker_output): Skip the initial underscore in
862 a mangled name if appropriate.
864 Fri Sep 3 01:28:33 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
866 * objc/objc-act.c (objc_tree_code_type, objc_tree_code_length,
867 objc_tree_code_name, synth_id_with_class_suffix, warn_with_method,
868 error_with_ivar, gen_declarator, create_builtin_decl,
869 my_build_string, generate_descriptor_table, generate_ivars_list,
870 generate_dispatch_table, check_protocols, TAG_GETCLASS,
871 TAG_GETMETACLASS, TAG_MSGSEND, TAG_MSGSENDSUPER, TAG_EXECCLASS,
872 dump_base_name, lang_decode_option, build_encode_expr,
873 start_class, finish_class, encode_pointer, really_start_method,
874 gen_declaration, dump_interface, handle_class_ref, handle_impent):
876 (objc_demangle, objc_printable_name, generate_struct_by_value_array):
877 Add static prototypes.
878 (build_objc_string_decl, build_selector_reference_decl,
879 encode_bitfield, build_class_reference_decl): Remove unused
880 parameter, all callers changed.
881 (maybe_objc_method_name): Mark with ATTRIBUTE_UNUSED.
882 (objc_printable_name): Likewise. Change second parameter to type int.
883 (init_objc): Use memcpy, not bcopy, to avoid casts.
885 Thu Sep 2 21:49:52 1999 Richard Henderson <rth@cygnus.com>
887 * reload1.c (eliminate_regs_in_insn): Avoid eliminating the
888 reg notes on a deleted insn.
889 * gcse.c (hash_expr_1): Use XWINT on a CONST_DOUBLE.
891 Thu Sep 2 20:18:12 1999 Jeffrey A Law (law@cygnus.com)
893 * i386.c (ix86_attr_length_default): Handle TYPE_FXCH.
895 Thu Sep 2 22:00:08 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
897 * stmt.c (expand_asm_operands): Fix index into inout_mode when
900 Thu Sep 2 13:00:48 1999 Richard Henderson <rth@cygnus.com>
902 * stmt.c (expand_asm_operands): Invoke MD_ASM_CLOBBERS if present.
903 * tm.texi (MD_ASM_CLOBBERS): Document it.
905 Thu Sep 2 10:22:40 1999 Richard Henderson <rth@cygnus.com>
907 * dwarf2out.c (dwarf2out_line): Constify `lastfile'.
908 * except.c (expand_rethrow): Remove unused variable.
909 * expr.c (do_jump_by_parts_greater_rtx): Likewise.
910 * flow.c (replace_insns): Likewise.
911 (create_edge_list, verify_edge_list): Likewise.
912 * gcse.c (cprop_cc0_jump): Protect declaration with HAVE_cc0.
914 * genemit.c (gen_expand): Only emit `operands[N]' decl if there
915 is special code to run.
916 (main): Don't define operands to emit_operand.
917 * genrecog.c (main): Don't emit an empty peephole2_insn function.
919 * rtl.h (NOTE_BASIC_BLOCK): Use X0BBDEF.
921 * alpha/alpha.h (normal_memory_operand): Declare.
922 (reg_no_subreg_operand): Declare.
923 * alpha/elf.h (ASM_DECLARE_OBJECT_NAME): Use HOST_WIDE_INT_PRINT_DEC.
925 Thu Sep 2 10:19:20 1999 Richard Henderson <rth@cygnus.com>
927 * c-parse.in (compstmt_primary_start): New, broken out of first
928 part of compstmt handling in primary.
929 (primary): Use it. Add an error clause.
930 (compstmt_nostart): Renamed from compstmt; remove all
931 initial invocations of compstmt_start.
934 Thu Sep 2 01:35:50 1999 Marc Espie <espie@cvs.openbsd.org>
936 * protoize.c (gen_aux_info_file): Let pexecute call choose_temp_base if
939 Thu Sep 2 00:43:59 1999 Finn Hakansson <finn@axis.com>
941 * combine.c (simplify_shift_const): Remove extra semicolon.
942 * dwarf2out.c (remove_AT): Likewise.
943 * expmed.c (expand_mult): Likewise.
944 * gcov.c (create_program_flow_graph): Likewise.
945 * reorg.c (mostly_true_jump): Likewise.
947 Thu Sep 2 00:06:43 1999 Jeffrey A Law (law@cygnus.com)
949 * fold-const.c (fold_range_test): Do not try to fold the range
950 test if the rhs or lhs has side effects.
952 * combine.c (simplify_rtx): Recognize another case of a synthesized
955 * varasm.c (mark_constant_pool): When marking indirect references,
956 only look at SYMBOL_REFs.
958 * except.c (expand_fixup_region_end): Do not peek at
959 INSN_UID (node->entry->outer_context) for flag_new_exceptions.
961 Thu Sep 2 13:52:53 1999 Geoffrey Keating <geoffk@cygnus.com>
963 * flags.h: New variables align_loops, align_loops_log,
964 align_jumps, align_jumps_log, align_labels, align_labels_log,
965 align_functions, align_functions_log.
966 * toplev.c: Define them.
967 (f_options): Handle -falign-* when they have no argument.
968 (main): Add logic to set variables for -falign-functions,
969 -falign-jumps, -falign-labels, -falign-loops.
970 Make it -fsched-verbose=<n> and -finline-limit=<n>.
971 (display_help): Change help to match options.
972 * final.c (LABEL_ALIGN): Default to align_labels_log.
973 (LABEL_ALIGN_MAX_SKIP): Default to align_labels-1.
974 (LOOP_ALIGN): Default to align_loops_log.
975 (LOOP_ALIGN_MAX_SKIP): Default to align_loops-1.
976 (LABEL_ALIGN_AFTER_BARRIER): Default to align_jumps_log.
977 (LABEL_ALIGN_AFTER_BARRIER_MAX_SKIP): Default to align_jumps-1.
978 * varasm.c (assemble_start_function): Handle align_functions.
980 * config/sparc/sparc.h: Don't declare sparc_align_*.
981 Don't provide LABEL_ALIGN_AFTER_BARRIER or LOOP_ALIGN.
982 (DEFAULT_SPARC_ALIGN_FUNCS): Delete; take functionality into
984 (FUNCTION_BOUNDARY): Fix incorrect use---it's not just a request,
986 * config/sparc/sparc.c: Delete sparc_align_loops,
987 sparc_align_jumps, sparc_align_funcs and the corresponding string
989 (sparc_override_options): Default align_functions on ultrasparc.
990 Delete -malign-* handling.
992 * config/mips/mips.c (override_options): On 64-bit targets,
993 try to align code to 64-bit boundaries.
994 (print_operand): New substitution, %~,
995 which aligns labels to align_labels_log.
996 * config/mips/mips.md (div_trap_normal): Use %~.
997 (div_trap_mips16): Likewise.
1002 (ashldi3_internal): Likewise.
1003 (ashrdi3_internal): Likewise.
1004 (lshrdi3_internal): Likewise.
1005 (casesi_internal): Likewise.
1007 Wed Sep 1 21:13:48 1999 Richard Henderson <rth@cygnus.com>
1009 Merge new ia32 backend from the branch!
1011 * i386.h, i386.c, i386.md, reg-stack.c, i386/unix.h: Many changes.
1012 See ChangeLog.P2 on new_ia32_branch for details.
1014 * rtl.h (stack_regs_mentioned_p): Delete prototype.
1015 * i386/cygwin.h (SUBTARGET_PROLOGUE): No more do_rtl.
1016 * i386/win32.h (SUBTARGET_PROLOGUE): Likewise.
1017 * i386/gas.h (ASM_FILE_START): Define.
1018 * i386/winnt.c (i386_pe_valid_decl_attribute_p): Update
1019 for name change of ix86_valid_decl_attribute_p.
1020 (i386_pe_valid_type_attribute_p): Similarly.
1022 Wed Sep 1 18:21:23 1999 Richard Henderson <rth@cygnus.com>
1024 * emit-rtl.c (init_emit_once): Don't use GET_MODE_WIDER_MODE
1025 to step through CC modes.
1027 Wed Sep 1 20:18:06 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
1029 * regmove.c (fixup_match_1): Don't move INSN in front of P if
1030 it would end up in the shadow of a live flags regsiter.
1032 Wed Sep 1 11:32:00 1999 Bernd Schmidt <bernds@cygnus.co.uk>
1034 * reload1.c: Fix many indentation problems.
1035 * reload.c: Likewise.
1037 Tue Aug 31 22:08:03 1999 Marc Espie <espie@cvs.openbsd.org>
1039 * alias.c (non_local_reference_p): Constify fmt.
1041 Tue Aug 31 23:19:35 1999 Michael Meissner <meissner@cygnus.com>
1043 * config/i386/xm-cygwin.h (HAVE_DOS_BASED_FILE_SYSTEM): Define.
1045 Tue Aug 31 16:44:52 1999 Jeffrey A Law (law@cygnus.com)
1047 * cse.c (delete_trivially_dead_insns): Do not delete stores to
1048 the internal_arg_pointer.
1050 Tue Aug 31 13:35:42 1999 Richard Henderson <rth@cygnus.com>
1052 Merge peephole2 from new_ia32_branch:
1053 * Makefile.in (STAGESTUFF): Add *.peephole2.
1054 (mostlyclean): Likewise.
1055 (recog.o): Depend on resource.h.
1057 * final.c (peephole): Conditionalize decl on HAVE_peephole.
1058 (final_scan_insn): Likewise for the invocation of peephole.
1059 * genconfig.c (main): Look for peephole and peephole2 patterns.
1060 Emit HAVE_peephole* accordingly.
1061 * genpeep.c (main): Conditionalize entire output on HAVE_peephole.
1062 * flags.h (flag_peephole2): Declare.
1063 * toplev.c: New pass peephole2. New flag -fpeephole2.
1065 * genattrtab.c (main): Count DEFINE_PEEPHOLE2.
1066 * gencodes.c (main): Likewise.
1067 * genextract.c (main): Likewise.
1068 * genoutput.c (main): Likewise.
1069 * genemit.c (max_operand_1): Look for the max scratch operand.
1070 (gen_rtx_scratch): New.
1071 (gen_exp): Use it, and pass on new arg subroutine_type.
1072 (gen_expand): Take max scratch into account.
1073 (gen_split): Emit peephole2 functions.
1074 (output_peephole2_scratch): New.
1075 (main): Include hard-reg-set.h and resource.h. Handle peephole2.
1076 * genrecog.c (routine_type): Add PEEPHOLE2.
1078 (make_insn_sequence): Match outer parallel for peep2. Discard
1079 top level scratches and dups.
1080 (add_to_sequence): New args insn_type and top. Update all callers.
1081 Handle toplevel peep2 matching insns.
1082 (write_subroutine): Handle peep2.
1083 (write_tree_1): Likewise.
1084 (write_tree): Likewise.
1086 (change_state): New arg afterward. Update all callers.
1087 Handle matching separate insns.
1088 * recog.c (recog_next_insn): New.
1089 (peephole2_optimize): New.
1090 * rtl.def (DEFINE_PEEPHOLE2): New.
1091 * resource.c (find_free_register): New argument last_insn. Use it
1092 to find a register available through the entire span.
1093 * resource.h (find_free_register): Update prototype.
1095 Tue Aug 31 11:51:06 1999 Jim Kingdon <http://developer.redhat.com>
1097 * i386.c (output_strlen_unroll): Don't write xops[7]
1098 label if it wasn't set.
1100 1999-08-31 12:44 -0700 Zack Weinberg <zack@bitmover.com>
1102 * cpplib.c (struct directive): Const-ify name pointer and
1103 function pointer prototype.
1104 (validate_else, do_define, do_line, do_include, do_undef,
1105 do_error, do_pragma, do_ident, do_if, do_xifdef, do_else,
1106 do_elif, do_endif, do_sccs, do_assert, do_unassert,
1107 do_warning): Const-ify second arg.
1108 (directive_table): Mark const. Reorder entries by frequency
1109 of usage, record statistics.
1111 1999-08-31 12:20 -0700 Zack Weinberg <zack@bitmover.com>
1113 * rtl.h (RTL_CHECK1, RTL_CHECK2): New macros which type- and
1114 bounds- check RTL accesses if --enable-checking.
1115 (RTVEC_ELT): Bounds check if --enable-checking.
1116 (XWINT, XINT, XSTR, XEXP, XVEC, XMODE, XBITMAP, XTREE,
1117 XBBDEF): Use RTL_CHECK1/RTL_CHECK2 as appropriate.
1118 (XVECEXP, XVECLEN): Define in terms of XVEC, RTVEC_ELT, and
1120 (X0WINT, X0INT, X0STR, X0EXP, X0VEC, X0MODE, X0BITMAP, X0TREE,
1121 X0BBDEF, X0ADVFLAGS): New macros for accessing '0' slots of RTXes.
1123 (ADDR_DIFF_VEC_FLAGS): Use X0ADVFLAGS.
1124 (NOTE_SOURCE_FILE): Use X0STR.
1125 (NOTE_BLOCK_NUMBER, NOTE_EH_HANDLER, LABEL_NUSES,
1126 MEM_ALIAS_SET): Use X0INT.
1127 (NOTE_RANGE_INFO, NOTE_LIVE_INFO, NOTE_BASIC_BLOCK,
1128 JUMP_LABEL, LABEL_REFS, LABEL_NEXTREF, CONTAINING_INSN):
1130 * real.h (CONST_DOUBLE_CHAIN): Use X0EXP.
1131 * rtl.c (copy_rtx, copy_most_rtx): Copy '0' slots with X0WINT.
1132 (rtl_check_failed_bounds, rtl_check_failed_type1,
1133 rtl_check_failed_type2, rtvec_check_failed_bounds): New
1135 (fancy_abort): Fix comment.
1137 * cse.c (canon_hash): Read CONST_DOUBLE data slots with XWINT.
1138 (cse_insn): Decrement LABEL_NUSES for jump target before
1140 * emit-rtl.c (gen_rtx_CONST_DOUBLE): Use X0EXP for slot 1.
1141 * final.c (alter_subreg): Compute regno before changing x to
1142 REG; set REGNO(x) after changing it.
1143 * flow.c (count_basic_blocks): Use XWINT to inspect EH_REGION
1144 notes containing CONST_INTs.
1145 (delete_eh_regions): Use NOTE_EH_HANDLER.
1146 * function.c (put_reg_into_stack): Make reg a MEM before
1148 (fixup_var_refs_insns): Save REG_NOTES (insn) in case we
1150 (gen_mem_addressof): Make reg a MEM before initializing it.
1151 * integrate.c (copy_rtx_and_substitute): Copy '0' slots with
1153 * local-alloc.c (update_equiv_regs): Zap REG_NOTES before
1154 deleting an insn, not after.
1155 (block_alloc): Only look at PATTERN(insn) if we have to, and
1156 only if it's format class 'i'.
1157 * loop.c (check_dbra_loop): Check bl->biv->add_val is a
1158 CONST_INT before using its INTVAL.
1159 * print-rtl.c (print_rtx): Use X0STR.
1160 * regmove.c (fixup_match_1): Don't look at PATTERN of
1161 non-class-'i' insn chain elements.
1162 * reload.c (loc_mentioned_in_p): Take address of
1163 in->fld[1].rtx directly.
1164 * reload1.c (reload): Change reg to a MEM before initializing
1166 * varasm.c (mark_constant_pool): Skip CONST_DOUBLES, which
1168 * config/i386/i386.md (decrement_and_branch_if_zero): Fix typo.
1170 Fri Aug 20 13:43:41 1999 Andrew Haley <aph@cygnus.com>
1172 * config/mips/mips.c (machine_dependent_reorg): Force a
1173 barrier to output the local constant pool if a barrier hasn't
1174 been found at a natural point in the instruction stream.
1176 Mon Aug 30 22:04:36 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1178 * c-parse.in (language_string): Constify.
1180 * dwarf2out.c (language_string): Remove declaration.
1182 * dwarfout.c (language_string): Likewise.
1184 * toplev.c (language_string, init_parse, finish_parse): Likewise.
1186 * tree.h (language_string, init_parse, finish_parse): Declare.
1188 * i386/sun386.h (language_string): Remove declaration.
1190 * mips.h (language_string): Likewise.
1192 * nextstep.h (language_string): Likewise.
1194 * nextstep21.h (language_string): Likewise.
1196 * rs6000.c (language_string): Likewise.
1198 Mon Aug 30 20:56:08 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1200 * Makefile.in (OBJS, PROTO_OBJS): Remove getpwd.o.
1201 (getpwd.o): Remove target.
1203 * getpwd.c: Delete file. Its in libiberty now.
1205 * dbxout.c (getpwd): Don't prototype.
1206 * dwarf2out.c (getpwd): Likewise
1207 * dwarfout.c (getpwd): Likewise
1208 * final.c (getpwd): Likewise.
1209 * protoize.c (getpwd): Likewise.
1211 Mon Aug 30 20:21:34 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1213 * cse.c: (fold_rtx): Cast to HOST_WIDE_INT in left shift.
1215 Mon Aug 30 16:07:49 1999 Richard Henderson <rth@cygnus.com>
1217 * flow.c (new_insn_dead_notes): Use sets_reg_or_subreg not
1220 Mon Aug 30 12:23:53 1999 Jim Wilson <wilson@cygnus.com>
1222 * fixinc/Makefile.in (subdir): New.
1223 (fixincl.x, inclhack.sh, fixincl.sh): Use cp instead of $(CP).
1226 Mon Aug 30 01:02:09 1999 Jeffrey A Law (law@cygnus.com)
1228 * emit-rtl.c (copy_rtx_if_shared): A MEM which references
1229 virtual_stack_vars_rtx or virtual_incoming_args_rtx can not
1232 * invoke.texi: Fix typo.
1234 * dwarf2out.c (mem_loc_descriptor): New argument MODE. All callers
1235 changed. Handle autoincrement addressing modes.
1237 * integrate.c (copy_rtx_and_substitute): Handle internal_arg_pointer
1238 just like we would the virtual incoming args register when
1241 Sun Aug 29 23:17:54 1999 David Edelsohn <edelsohn@gnu.org>
1243 * rs6000.h (ASM_FILE_START): Specify complete filename, including
1244 path, in .file directive.
1246 Sun Aug 29 05:06:43 1999 Russ Allbery <rra@stanford.edu>
1248 * gcc.texi (External Bugs): Remove obsolete note about Perl on
1251 1999-08-29 08:38 -0700 Zack Weinberg <zack@bitmover.com>
1253 * stdbool.h: Make the typedef name _Bool, with bool a #defined
1256 Sun Aug 29 09:36:50 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1258 * tree.c (tree_code_name): Constify a char*.
1260 * tree.h (tree_code_name, decl_printable_name): Likewise.
1262 * function.h (struct function): Likewise.
1264 * toplev.c (decl_name, decl_printable_name): Likewise.
1266 * vax/vms.h (MAYBE_VMS_FUNCTION_PROLOGUE): Likewise.
1268 * objc/objc-act.c (decl_printable_name): Remove redundant prototype.
1269 (init_objc): Remove function pointer cast.
1271 Sun Aug 29 05:01:17 1999 John David Anglin <dave@hiauly1.hia.nrc.ca>
1273 * pa.md (interspace_jump): New pattern.
1274 (builtin_longjmp): New expander.
1276 1999-08-29 Bernd Schmidt <bernds@cygnus.co.uk>
1278 * fp-bit.c (add, sub, multiply, divide, compare, _eq_f2, _ne_f2,
1279 _gt_f2, _ge_f2, _lt_f2, _le_f2, float_to_si, float_to_usi, negate,
1280 sf_to_df, df_to_sf): Fix potential problem with alias analysis.
1282 Sun Aug 29 04:30:52 1999 John Wehle (john@feith.com)
1284 * jump.c (delete_prior_computation): Also check calls
1285 to constant functions. Don't bother checking for a
1286 REG_UNUSED note before adding it.
1287 (delete_computation): Handle multi-word hard registers
1288 when synthesizing missing REG_DEAD notes for a register
1289 which is both set and used by an insn.
1291 1999-08-29 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1293 * loop.c (this_loop_info): New variable.
1294 (loop_has_call, loop_has_volatile, loop_has_tablejump,
1295 loop_continue, loops_enclosed): Replace with fields in this_loop_info.
1297 (prescan_loop, strength_reduce): New argument loop_info. All callers
1299 (scan_loop): New variable loop_info, initialise to address of
1301 (prescan_loop): Set loop_info->vtop if find NOTE_INSN_LOOP_VTOP.
1302 Delete variable loop_has_multiple_exit targets and replace with
1303 field in this_loop_info.
1304 (find_and_verify_loops): Rename this_loop to this_loop_num.
1305 (strength_reduce): Delete loop_iteration_info. Replace variable
1306 loop_info with function argument of same name.
1307 (insert_bct): Rework test for loop being completely unrolled.
1309 * loop.h (struct loop_info): New fields num, loops_enclosed,
1310 has_call, has_volatile, has_tablejump, has_multiple_exit_targets,
1311 has_indirect_jump, and cont. Redefine use of unroll_number.
1312 (loop_unroll_number): Delete.
1314 * unroll.c (unroll_loop): Store loop unroll count in unroll_number
1316 (loop_iterations): Delete variable vtop and instead use
1317 loop_info->vtop computed in prescan_loop.
1319 Sun Aug 29 03:27:23 1999 Scott Weikart <scott@igc.apc.org>
1321 * fix-header.c (main): Do not pass a null pointer to strcmp.
1323 Sun Aug 29 03:18:48 1999 William Bader (william@nscs.fast.net)
1325 * configure.in (i[34567]86-*-sco3.2v4*): Target does not truncate
1327 * configure: Rebuilt.
1329 Sat Aug 28 19:36:05 1999 Jeffrey A Law (law@cygnus.com)
1331 * jump.c (jump_optimize_1): Do not delete assignments to
1332 internal_arg_pointer.
1333 * cse.c (delete_trivially_dead_insns): Always consider a set of
1334 the internal_arg_pointer live.
1336 Sat Aug 28 16:24:31 1999 Richard Henderson <rth@cygnus.com>
1338 * flow.c (flow_delete_insn_chain): Rename from delete_insn_chain.
1339 (update_life_info) [REG_WAS_0]: Search the original insns rather
1340 than the new insns for the note. Fix typos finding note_dest.
1341 If no dest found, discard the note rather than abort.
1342 [REG_NOALIAS]: Handle as REG_NO_CONFLICT.
1343 (replace_insns): Remove the old insn list after update_life_info
1346 Sat Aug 28 16:20:12 1999 Richard Henderson <rth@cygnus.com>
1348 * haifa-sched.c (sched_analyze): Clear LOG_LINKS before calling
1350 (sched_analyze_1): Let add_dependence care for not adding dups.
1351 (sched_analyze_2): Likewise.
1352 (add_branch_dependences): Likewise.
1354 Sat Aug 28 15:58:16 1999 Mumit Khan <khan@xraylith.wisc.edu>
1356 * i386/winnt.c (export_list): New type.
1357 (exports_head): Rename to
1358 (export_head): this.
1359 (i386_pe_record_exported_symbol): Add is_data flag.
1360 (i386_pe_asm_file_end): Emit directive for exported variables.
1361 * i386/cygwin.h (i386_pe_record_exported_symbol): Update
1363 * i386/cygwin.h (ASM_OUTPUT_COMMON): Specify symbol type.
1364 (ASM_DECLARE_OBJECT_NAME): Likewise.
1365 (ASM_DECLARE_FUNCTION_NAME): Likewise.
1366 * i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
1368 Fri Aug 27 15:35:24 1999 Jeffrey A Law (law@cygnus.com)
1370 * cse.c (fold_rtx): Work around bug in Sun V5.0 compilers.
1372 * pa.c (emit_move_sequence): Do not stop on SUBREG_WORD of an
1375 Fri Aug 27 14:01:19 1999 Marc Espie <espie@cvs.openbsd.org>
1377 * config/openbsd.h: Define SET_ASM_OP.
1378 * tm.texi: cross-reference SET_ASM_OP in the index.
1380 1999-08-27 13:27 -0700 Zack Weinberg <zack@bitmover.com>
1382 * rtl.c: Define CONST_DOUBLE_FORMAT to the appropriate format
1383 for a CONST_DOUBLE, at compile time. Initialize rtx_length
1384 and class_narrowest_mode at compile time. Kill init_rtl.
1385 Mark rtx_length, mode_class, mode_size, mode_unit_size,
1386 mode_wider_mode, mode_mask_array, class_narrowest_mode, and
1387 rtx_format as const. Kill all references to EXTRA_CC_MODES or
1389 * rtl.def (CONST_DOUBLE): Use CONST_DOUBLE_FORMAT macro for
1391 * rtl.h: Declare rtx_length and rtx_format as const.
1392 * machmode.def: Define CC(). Use CC() to define CCmode. If
1393 EXTRA_CC_MODES is defined, expand it here.
1394 * machmode.h: Declare mode_class, mode_size, mode_unit_size,
1395 mode_wider_mode, mode_mask_array, and class_narrowest_mode as
1396 const. Kill all references to EXTRA_CC_MODES.
1398 * toplev.c: Don't prototype or call init_rtl.
1399 * optabs.c: Don't call init_mov_optab.
1400 * genemit.c: Don't generate init_mov_optab. Don't call
1402 * gengenrtl.c: Duplicate calculation of CONST_DOUBLE_FORMAT
1404 * genattr.c, genattrtab.c, gencodes.c, genconfig.c,
1405 genextract.c, genflags.c, genopinit.c, genoutput.c, genpeep.c,
1406 genrecog.c: Don't call init_rtl.
1408 * arc.h, arm.h, c4x.h, i386.h, i960.h, m88k.h, pa.h, pdp11.h,
1409 rs6000.h, sparc.h: Don't define EXTRA_CC_NAMES. Use CC() in
1410 definition of EXTRA_CC_MODES.
1412 * md.texi: Kill ref to EXTRA_CC_NAMES.
1413 * tm.texi: Document new way to define EXTRA_CC_MODES.
1415 * genrecog.c: Do not look up the name of a define_split.
1418 Fri Aug 27 17:03:42 1999 Nick Clifton <nickc@cygnus.com>
1420 * config/v850/v850.md: Fix typo introduced by previous delta.
1422 Fri Aug 27 09:48:59 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1424 * gcc.c (fatal): Make definition static to match prototype.
1426 Fri Aug 27 10:33:35 1999 Bernd Schmidt <bernds@cygnus.co.uk>
1428 * combine.c (get_last_value): Don't look for earlier sets if the last
1429 known set is somewhere in between the insns being combined.
1431 Fri Aug 27 10:03:12 BST 1999 Nathan Sidwell <nathan@acm.org>
1433 * configure.in: Don't use shell ! to negate exit codes
1434 * configure: Regenerate
1436 Fri Aug 27 09:36:17 1999 Andreas Schwab <schwab@suse.de>
1438 * function.c (assign_stack_temp_for_type): Fix change of Mar 5 for
1439 the fact that ALIGN is measured in bits, not bytes.
1441 1999-08-27 00:27 -0700 Zack Weinberg <zack@bitmover.com>
1443 * errors.c: New file; defines functions error, warning, and
1444 fatal, variables have_error and progname.
1445 * errors.h: New file; prototypes and decls for stuff in errors.c.
1447 * Makefile: Add rules to build errors.o and
1448 $(HOST_PREFIX)errors.o. Link genconfig, gencodes, genemit,
1449 genopinit, genrecog, genextract, genpeep, genattr, and
1450 genoutput with errors.o. Add errors.h to deps of genconfig.o,
1451 gencodes.o, genemit.o, genopinit.o, genrecog.o, genextract.o,
1452 genpeep.o, genattr.o, and genoutput.o.
1454 * genconfig.c, gencodes.c, genemit.c, genopinit.c, genrecog.c,
1455 genextract.c, genpeep.c, genattr.c: Include errors.h. Don't
1456 define or prototype fatal. Set progname at beginning of main.
1457 * genoutput.c: Likewise, and don't define or prototype error
1460 * c-typeck.c (c_expand_start_case): Return immediately if exp
1462 * fold-const.c (operand_equal_p): Return immediately if arg1
1463 or arg0 are ERROR_MARKs.
1464 * stor-layout.c (layout_type [case RECORD_TYPE]): Ignore
1465 fields of type ERROR_MARK when calculating if the record can
1468 Fri Aug 27 01:03:48 1999 Jim Kingdon <http://developer.redhat.com>
1469 with much help from Jeffrey A Law and Richard Henderson
1471 * i386.md: In the 6 insns which call output_fix_trunc,
1472 earlyclobber operands[0].
1474 Fri Aug 27 01:01:51 1999 Philip Blundell <pb@nexus.co.uk>
1476 * jump.c (duplicate_loop_exit_test): Call reg_scan_update after
1477 creating new registers.
1479 1999-08-26 23:09 -0700 Zack Weinberg <zack@bitmover.com>
1481 * i386.h: Declare ix86_cpu_string, ix86_arch_string,
1482 i386_reg_alloc_order, i386_regparm_string,
1483 i386_align_loops_string, i386_align_jumps_string,
1484 i386_align_funcs_string, i386_preferred_stack_boundary_string,
1485 and i386_branch_cost_string as type "const char *".
1486 * i386.c: Define all above strings as type "const char *".
1488 Thu Aug 26 20:36:30 1999 Jim Wilson <wilson@cygnus.com>
1490 * dwarf2out.c (output_aranges): Check DWARF_OFFSET_SIZE not PTR_SIZE
1491 when emitting alignment padding. Emit padding byte of 0 instead of 4.
1493 Thu Aug 26 18:11:20 1999 Mark Mitchell <mark@codesourcery.com>
1495 * tree.c (array_type_nelts): Don't create RTL_EXPRs from
1496 SAVE_EXPRs unless the SAVE_EXPRs have already been expanded.
1498 Thu Aug 26 19:33:23 1999 Jim Wilson <wilson@cygnus.com>
1500 * dwarf2out.c (DWARF2_ASM_LINE_DEBUG_INFO): Add default definition.
1501 (debug_dwarf): Add DWARF2_ASM_LINE_DEBUG_INFO support.
1502 (dwarf2out_line, dwarf2out_finish): Likewise.
1503 * tm.texi (DWARF2_ASM_LINE_DEBUG_INFO): Add documetation.
1505 Thu Aug 26 16:10:56 1999 Gavin Romig-Koch <gavin@cygnus.com>
1507 * tree.c (lang_unsave_expr_now) : Correct return type.
1508 * tree.h (lang_unsave_expr_now) : Same.
1510 Thu Aug 26 13:12:29 1999 Jeffrey A Law (law@cygnus.com)
1512 * pa.c (cint_ok_for_move): Use CONST_INT_OK_FOR_LETTER_P macros
1513 instead of duplicating code.
1515 Thu Aug 26 18:32:32 1999 Bernd Schmidt <bernds@cygnus.co.uk>
1517 * gcse.c (hash_scan_insn): Don't scan obvious no-ops.
1519 1999-08-26 09:42 -0700 Zack Weinberg <zack@bitmover.com>
1521 * tree.h: fancy_abort always takes three args.
1522 * resource.c: Move include of system.h before toplev.h.
1524 Thu Aug 26 09:46:16 1999 Nick Clifton <nickc@cygnus.com>
1526 * dwarf2out.c (mem_loc_descriptor): Accept LABEL_REFs as well
1529 1999-08-25 22:10 -0700 Zack Weinberg <zack@bitmover.com>
1531 * system.h: Don't redefine abort or trim_filename.
1532 * rtl.h: Define abort to fancy_abort (__FILE__, __LINE__, 0)
1533 or fancy_abort (__FILE__, __LINE__, __FUNCTION__) depending on
1534 whether or not __FUNCTION__ is available.
1535 * tree.h: Duplicate rtl.h's definition of abort, for files
1536 that don't include rtl.h. Delete all code to perform type
1537 checking with a compiler other than GCC.
1538 * varray.h: Delete all code to perform type checking with a
1539 compiler other than GCC. Make VARRAY_CHECK() always evaluate
1540 its arguments exactly once, using a statement expression.
1541 Adjust the VARRAY_<type> accessor macros to match.
1542 * toplev.h (fatal_insn, fatal_insn_not_found): Kill.
1543 (_fatal_insn, _fatal_insn_not_found): New fns, take info on
1544 caller's location. Define fatal_insn and fatal_insn_not_found
1545 as macros that use _fatal_insn and _fatal_insn_not_found.
1546 (fancy_abort, trim_filename): Kill prototypes.
1548 * rtl.c (trim_filename): Move here from toplev.c.
1549 (fancy_abort): New function.
1550 (DIR_SEPARATOR): Provide default definition.
1551 * tree.c (tree_check_failed, tree_class_check_failed): Go
1552 through fancy_abort.
1553 (tree_check, tree_class_check, cst_or_constructor_check,
1554 expr_check): Delete.
1555 * varray.c (varray_check_failed): New function.
1556 * toplev.c (fatal_insn, fatal_insn_not_found): Replace with
1557 _fatal_insn and _fatal_insn_not_found. Go through
1559 (trim_filename, fancy_abort): Delete.
1561 * builtins.c (expand_builtin_args_info): Report ICE with abort.
1562 * except.c (start_catch_handler): Report ICE with error/abort
1564 * final.c (output_operand_lossage): Likewise.
1565 * flow.c (verify_flow_info): Likewise.
1567 * gcc.c: Prototype fatal.
1568 * gengenrtl.c: Undef abort after including rtl.h not system.h.
1569 * genattr.c, genattrtab.c, genemit.c, genextract.c,
1570 genflags.c, genopinit.c, genoutput.c, genpeep.c, genrecog.c:
1571 Don't define fancy_abort.
1573 Wed Aug 25 17:56:59 1999 Richard Henderson <rth@cygnus.com>
1575 * optabs.c (emit_cmp_and_jump_insns): Be more thorough in
1578 Wed Aug 25 15:35:55 1999 Richard Henderson <rth@cygnus.com>
1580 * m88k.h (VERSION_INFO2): Kill.
1581 (VERSION_STRING): Kill.
1583 (VERSION_INFO1): Tidy.
1584 (TARGET_VERSION): Update.
1585 * m88k/dgux.h (VERSION_INFO2): Kill.
1586 (ASM_FIRST_LINE): Adjust for death of VERSION_STRING.
1587 * m88k/luna.h (VERSION_INFO1): Tidy.
1588 * m88k/sysv4.h (VERSION_INFO1): Likewise.
1589 * m88k.c (out_rcs_id, tm_rcs_id): Kill.
1590 (output_file_start): Adjust for death of VERSION_STRING.
1592 1999-08-25 13:51 -0700 Jim Meyering <meyering@ascend.com>
1594 * cpplib.c (detect_if_not_defined): New function.
1595 (do_if): Use it to detect potential once-only headers.
1597 Wed Aug 25 14:00:18 1999 Jason Merrill <jason@yorick.cygnus.com>
1599 * c-common.c (combine_strings): Always set TREE_CONSTANT.
1601 Wed Aug 25 15:27:22 1999 Gavin Romig-Koch <gavin@cygnus.com>
1603 * combine.c (nonzero_bits) : Allow single-ly set registers to be
1604 anywere in the function only if they are pseudos and set before
1605 being used (not live at the start of the function).
1606 (num_sign_bit_copies) : Same.
1607 (get_last_value_validate) : Same.
1608 (get_last_value) : Same.
1610 Wed Aug 25 11:13:29 1999 Richard Henderson <rth@cygnus.com>
1612 * loop.c (express_from): Try harder to unify (* c N) and (* c M)
1613 where N and M are constant and N is an integer multiple of M.
1615 Wed Aug 25 13:55:47 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
1617 * sbitmap.h (sbitmap_intersection_of_succs): Add prototype.
1618 (sbitmap_intersection_of_preds, sbitmap_union_of_succs,
1619 sbitmap_union_of_preds): Add prototypes.
1620 * sbitmap.c (sbitmap_intersection_of_succs): New function to compute
1621 the intersection of successors with the new flow graph structures.
1622 (sbitmap_intersection_of_preds): New function to compute the
1623 intersection of predecessors with the new flow graph structures.
1624 (sbitmap_union_of_succs): New function to compute the union of
1625 successors with the new flow graph structures.
1626 (sbitmap_union_of_preds): New function to compute the union of
1627 predecessors with the new flow graph structures.
1628 * gcse.c (compute_rdm, compute_available): Use new sbitmap routines.
1629 (expr_reaches_here_p): Use edge and basic_block structures instead
1630 of s_preds and s_succs.
1631 (compute_cprop_avinout): Use new sbitmap routines.
1632 (pre_expr_reaches_here_p): Use edge and basic_block structures instead
1633 of s_preds and s_succs.
1634 * flow.c (compute_flow_dominators): Compute dominators using
1635 edges and basic blocks instead of s_preds and s_succs.
1637 Wed Aug 25 13:41:47 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
1639 * lists.c (unused_insn_list, unused_expr_list): New file for
1640 maintaining various types of lists. New statics for maintaining a
1641 cache of available INSN_LIST and EXPR_LIST nodes.
1642 (free_list): Static function for freeing a list of INSN/EXPR nodes.
1643 (alloc_INSN_LIST): Function to get a free INSN_LIST node.
1644 (alloc_EXPR_LIST): Function to get a free EXPR_LIST node.
1645 (init_EXPR_INSN_LIST_cache): Initialize the cache lists.
1646 (free_EXPR_LIST_list): Free an entire list of EXPR_LIST nodes.
1647 (free_INSN_LIST_list): Free an entire list of INSN_LIST nodes.
1648 (free_EXPR_LIST_node): Free an individual EXPR_LIST node.
1649 (free_INSN_LIST_node): Free an individual INSN_LIST node.
1650 * haifa-sched.c (unused_insn_list, unused_expr_list): Moved to flow.c
1651 (free_list, alloc_INSN_LIST, alloc_EXPR_LIST): Moved to flow.c
1652 (remove_dependence, free_pending_lists): Use new global routines.
1653 (flush_pending_lists, sched_analyze_insn): Use new global routines.
1654 (sched_analyze, compute_block_backward_dependences): Use new routines.
1655 (sched_analyze_1, sched_analyze_2): Use new routines.
1656 (schedule_insns): Use new global routines.
1657 * rtl.h (init_EXPR_INSN_LIST_cache, free_EXPR_LIST_list): Add function
1659 (free_INSN_LIST_list, free_EXPR_LIST_node): Add prototypes.
1660 (free_INSN_LIST_node, alloc_INSN_LIST, alloc_EXPR_LIST): Add function
1662 * toplev.c (rest_of_compilation): Initialize node cache.
1663 * Makefile.in (OBJS): Add lists.o to list of object files.
1664 (lists.o): Add dependancies.
1666 Wed Aug 25 17:31:56 1999 Nick Clifton <nickc@cygnus.com>
1668 * config/v850/v850.md: Fix compile time warning messages.
1669 * config/v850/v850.c: Fix compile time warning messages.
1670 * config/v850/v850.h: Fix compile time warning messages.
1672 Wed Aug 25 09:44:43 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1674 * genattr.c (gen_attr): Add prototype arguments for get_attr_*().
1675 Remove unused prototype for `init_lengths'.
1677 Wed Aug 25 09:32:31 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1679 * calls.c (emit_call_1): Mark parameter `stack_size' with
1681 (expand_call): Initialize variable `insn'.
1682 (emit_library_call): Likewise for variable `high_to_save'.
1683 (emit_library_call_value): Likewise.
1684 (store_one_arg): Likewise for variables `lower_bound' and
1687 * combine.c (try_combine): Likewise for variables `i2_code_number'
1688 and `other_code_number'.
1689 (find_split_point): Likewise for variables `pos', `unsignedp' and
1691 (simplify_if_then_else): Likewise for variables `op' and `c1'.
1692 (simplify_and_const_int): Remove unused variable `width'.
1693 (merge_outer_ops): Likewise.
1695 * cse.c (simplify_binary_operation): Cast an INTVAL() to `unsigned
1696 HOST_WIDE_INT' when comparing against one.
1697 (simplify_relational_operation): Likewise.
1698 (cse_insn): Initialize variables `src_eqv_volatile',
1699 `src_eqv_in_memory', `src_eqv_in_struct', `src_eqv_hash' and `sets'.
1701 * final.c (init_final): Constify parameter `filename'.
1702 (final_start_function): Mark parameter `optimize' with
1704 (profile_function): Likewise for parameters `first' and `optimize'.
1705 (output_source_line): Likewise for parameter `file'.
1707 * integrate.c (subst_constants): Cast a value to `size_t' when
1708 comparing against one.
1709 (mark_stores): Initialize variable `mode'. Cast a value to
1710 `size_t' when comparing against one.
1712 * integrate.h (MAYBE_EXTEND_CONST_EQUIV_VARRAY): Likewise.
1714 * loop.c (move_movables): Initialize variable `first'.
1715 (strength_reduce): Likewise for variable `increment'.
1716 (check_dbra_loop): Likewise for variable `comparison_val'. Cast a
1717 value to `size_t' when comparing against one.
1718 (load_mems): Initialize variable `end_label'.
1720 * output.h (init_final): Constify parameter.
1722 * reload.c (decompose): Initialize variable `base'.
1724 * reload1.c (reload): Likewise for variable `is_scalar'.
1725 (spill_hard_reg): Mark parameter `dumpfile' with ATTRIBUTE_UNUSED.
1726 (choose_reload_regs): Initialize variable `mode'.
1727 (emit_reload_insns): Likewise for variable `store_insn'.
1728 (reload_cse_noop_set_p): Mark parameter `insn' with
1730 (reload_combine): Initialize variable `set'.
1732 * unroll.c (unroll_loop): Likewise for variable `local_label'.
1733 (copy_loop_body): Cast a value to `size_t' when comparing against
1736 * varasm.c (assemble_variable): Initialize variable `size_tree'.
1737 (const_hash): Add an `else abort()' in an if-else-if-else sequence.
1738 (remove_from_pending_weak_list): Mark parameter `name' with
1741 Wed Aug 25 11:18:39 1999 Bernd Schmidt <bernds@cygnus.co.uk>
1743 * toplev.c (rest_of_compilation): Use decl_printable_name when opening
1746 Wed Aug 25 10:57:12 1999 Nick Clifton <nickc@cygnus.com>
1748 * config/arm/telf.h (ASM_WEAKEN_LABEL): Define.
1749 (ASM_DECLARE_FUNCTION_NAME): Define.
1750 (TYPE_ASM_OP, SIZE_ASM_OP, TYPE_OPERAND_FORMAT,
1751 ASM_DECLARE_RESULT, ASM_DECLARE_OBJECT_NAME,
1752 ASM_FINISH_DECLARE_OBJECT, ASM_DECLARE_FUNCTION_SIZE): Define if
1753 not already defined.
1755 Wed Aug 25 01:36:11 1999 John David Anglin <dave@hiauly1.hia.nrc.ca>
1757 * calls.c (emit_call_1): Use call_pop/call_value_pop for all values
1758 of n_popped when call/call_value are not defined.
1760 Wed Aug 25 01:25:14 1999 Jeffrey A Law (law@cygnus.com)
1762 * tm.texi: GNU CC -> GCC conversion.
1763 (CC1_SPEC): Indicate it is used for all language front ends.
1765 Tue Aug 24 23:43:03 1999 Mark Mitchell <mark@codesourcery.com>
1767 * flow.c (delete_block): Spell NOTE_INSN_EH_REGION_BEG and
1768 NOTE_INSN_EH_REGION_END correctly.
1770 Tue Aug 24 23:26:44 1999 Michael Tiemann <tiemann@holodeck.cygnus.com>
1771 Jeff Law <law@cygnus.com>
1773 * loop.c (strength_reduce): Automatically unroll loops if the
1774 unrolled loop size is smaller than the rolled loop size.
1776 * loop.c (insert_bct): Replace use of sdiv_optab with asr_optab
1777 and delete comment that code should be rewritten.
1779 Tue Aug 24 22:56:35 1999 Jeffrey A Law (law@cygnus.com)
1781 * haifa-sched.c (find_rgns): Mark a block found during the DFS search
1784 * haifa-sched.c (get_visual_tbl_length): Fix off-by-one error.
1786 Tue Aug 24 22:41:06 1999 Mumit Khan <khan@xraylith.wisc.edu>
1788 * fixinc/mkfixinc.sh: Don't fix uwin headers.
1789 * i386/uwin.h (MD_STARTFILE_PREFIX): Define.
1790 (LINK_SPEC): Add -u _main when building executables.
1791 (ASM_DECLARE_FUNCTION): Update from Cygwin.
1792 (ASM_FILE_END): Use the default for ix86-pe.
1793 * i386/xm-uwin.h (HAVE_BCOPY): Undefine.
1795 Tue Aug 24 20:49:47 1999 Art Haas <ahaas@neosoft.com>
1797 * final.c (output_addr_const): Handle case where ASM_OPEN_PAREN
1798 and ASM_CLOSE_PAREN are empty strings.
1800 Wed Aug 25 12:46:22 1999 Fred Fish <fnf@cygnus.com>
1801 Geoffrey Keating <geoffk@cygnus.com>
1803 * Makefile.in (PREPROCESSOR_DEFINES): New macro.
1804 (protoize.o): Use PREPROCESSOR_DEFINES and DRIVER_DEFINES.
1805 (unprotoize.o): Ditto.
1806 (test-protoize-simple): Don't define STD_PROTO_DIR.
1807 * protoize.c: Use PARAMS rather than PROTO. Minor whitespace
1808 changes to make 'test-protoize-simple' pass.
1809 (STD_PROTO_DIR): Remove define.
1810 (STANDARD_EXEC_PREFIX): Supply default define.
1811 (standard_exec_prefix): New variable, init to STANDARD_EXEC_PREFIX.
1812 (target_machine): New variable, init to DEFAULT_TARGET_MACHINE.
1813 (target_version): New variable, init to DEFAULT_TARGET_VERSION.
1814 (GET_ENV_PATH_LIST): New macro.
1815 (default_syscalls_dir): No longer initialized to STD_PROTO_DIR.
1816 (do_processing): Initialize default_syscalls_dir using new
1817 macros. Use it to initialize syscalls_absolute_filename.
1819 Tue Aug 24 16:58:15 1999 Richard Henderson <rth@cygnus.com>
1821 * jump.c (jump_optimize_1): Do cmov opt on any single-set; force
1822 B into a register before emit_conditional_move.
1824 Tue Aug 24 15:37:03 1999 Richard Henderson <rth@cygnus.com>
1826 * fold-const.c (fold): Reassociate (+ (+ (* a b) c) (* d e))
1827 as (+ (+ (* a b) (* d e)) c). Factor a common power-of-two
1828 multiplicand out of (+ (* a b) (* c d)).
1830 Tue Aug 24 11:46:10 1999 Bob Manson <manson@cygnus.com>
1831 Richard Henderson <rth@cygnus.com>
1833 * haifa-sched.c (split_hard_reg_notes): Move to flow.c
1834 (new_insn_dead_notes): Likewise.
1835 (update_n_sets): Likewise.
1836 (update_flow_info): Move to flow.c, renamed to update_life_info;
1837 extend to handle multiple source insns.
1838 * flow.c: Include resource.h
1839 (unlink_insn_chain): New.
1840 (split_hard_reg_notes): New.
1841 (maybe_add_dead_note): New.
1842 (maybe_add_dead_note_use): New.
1843 (find_insn_with_note): New.
1844 (new_insn_dead_notes): New.
1845 (update_n_sets): New.
1846 (sets_reg_or_subreg_1, sets_reg_or_subreg): New.
1847 (maybe_remove_dead_notes): New.
1848 (update_life_info): New.
1849 (prepend_reg_notes): New.
1850 (replace_insns): New.
1851 * output.h (update_life_info): Declare.
1852 * recog.c (split_block_insns): Use update_life_info.
1853 * resource.c (find_free_register): Use reg_alloc_order, don't use
1854 fixed regs, make sure the mode is supported, don't use new regs.
1856 * rtl.h (replace_insns): Declare.
1858 Tue Aug 24 13:48:39 1999 Nathan Sidwell <nathan@acm.org>
1860 * expr.c (expand_expr): Cope with COND_EXPRs with one
1861 non-returning branch.
1863 Mon Aug 23 22:28:16 1999 Mark Mitchell <mark@codesourcery.com>
1865 * expr.c (store_expr): Always pass down the target, even when not
1868 1999-08-24 Nick Clifton <nickc@cygnus.com>
1870 * configure.in: Define target_cpu_default for v850 targets.
1871 * configure: Regenerate
1873 * config/v850/v850.h (TARGET_CPU_generic): Define.
1874 (GO_IF_LEGITIMATE_ADDRESS): Insist that SImode and larger constant
1875 addresses are 4 byte aligned.
1877 * config/v850/v850.c (print_operand): Cope with 'R' format DFmode
1880 Tue Aug 24 09:32:07 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1882 * genattr.c (function_unit_desc): Constify a char*. Add prototype.
1883 (main): Add prototypes.
1885 * genattrtab.c (substitute_address, write_const_num_delay_slots,
1886 attr_eq, attr_numeral, attr_equal_p, attr_copy_rtx): Prototype.
1887 (write_attr_get): Emit prototypes along with function definition.
1888 (write_eligible_delay): Mark a parameter with ATTRIBUTE_UNUSED.
1889 (write_complex_function): Emit static prototype along with
1890 function definition.
1892 * genemit.c (gen_split): Emit prototypes along with function
1895 * genoutput.c (output_epilogue): Add prototype to `insn_outfun'.
1896 Likewise for predicates and `insn_operand_predicate'.
1897 (process_template): Emit static prototype along with function
1900 * genrecog.c (make_insn_sequence): Constify a char*. Add
1901 prototypes for get_split_*().
1902 (write_subroutine): Emit prototypes along with function
1905 Tue Aug 24 12:35:20 1999 Bernd Schmidt <bernds@cygnus.co.uk>
1907 * gcse.c (find_avail_set): Follow chains of register-register copies.
1908 Use oprs_not_set_p to guarantee that the returned value can be
1910 (cprop_insn): Don't verify the return value of find_avail_set with
1913 * gcse.c (cprop_jump): New function, broken out of cprop_insn.
1914 (cprop_cc0_jump): New function.
1915 (cprop_insn): Break out new function cprop_jump and use it.
1916 Also use cprop_cc0_jump for machines with CC0.
1917 (cprop): Don't crash if cprop_insn turned the insn into a NOTE.
1919 * tree.h (current_function_calls_setjmp,
1920 current_function_calls_longjmp): Delete declarations.
1921 * dsp16xx.c: Include "function.h".
1922 * elxsi.c: Likewise.
1923 * gmicro.c: Likewise.
1924 * h8300.c: Likewise.
1927 * mn10200.c: Likewise.
1928 * mn10300.c: Likewise.
1929 * ns32k.c: Likewise.
1933 * rtl.h (rtx_equal_function_value_matters): Declare.
1934 * toplev.c (rtx_equal_function_value_matters): Don't declare.
1936 * function.c: Likewise.
1937 * emit-rtl.c: Likewise.
1939 Tue Aug 24 02:47:44 1999 Jeffrey A Law (law@cygnus.com)
1941 * expr.c (convert_move): Fix arguments to TRULY_NOOP_TRUNCATION
1944 1999-08-24 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
1946 * jump.c (delete_barrier_successors) Match (set (pc) (pc)) insn
1949 Mon Aug 23 23:35:52 1999 Matthias Klose <doko@cs.tu-berlin.de>
1951 * cpp.texi: Add a node documenting macro varargs (copied
1954 1999-08-23 22:23 -0700 Zack Weinberg <zack@bitmover.com>
1956 * cppspec.c: Put a null pointer at the end of the new argv.
1958 Mon Aug 23 21:23:24 1999 Jeffrey A Law (law@cygnus.com)
1960 * configure.in: Remove code to select/de-select the haifa
1961 scheduler. Every scheduled port gets haifa now.
1962 * configure: Rebuilt.
1963 * flags.h, genattrtab.c, rtl.h, toplev.c: Remove HAIFA ifdefs.
1965 * Makefile.in: Corresponding changes.
1967 Mon Aug 23 16:04:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
1969 * optabs.c (prepare_cmp_insn): Turn COMPARISON arg into a pointer.
1970 All callers changed.
1971 (prepare_float_lib_cmp): Likewise.
1972 Use FLOAT_LIB_COMPARE_RETURNS_BOOL.
1973 * expr.h (emit_float_lib_cmp): Delete declaration.
1974 * tm.texi (FLOAT_LIB_COMPARE_RETURNS_BOOL): Document.
1975 * sparc.h (FLOAT_LIB_COMPARE_RETURNS_BOOL): Define.
1976 * sparc.md (bcc and scc patterns): Don't handle TFmode comparisons
1978 (cmptf): Now conditional on TARGET_HARD_QUAD.
1980 Fri Aug 20 17:52:27 1999 Jim Wilson <wilson@cygnus.com>
1982 * resource.c (mark_target_live_regs): Use
1983 PIC_OFFSET_TABLE_REG_CALL_CLOBBERED.
1985 Fri Aug 20 19:07:55 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1987 * rtl.c (rtx_class, note_insn_name, reg_note_name): Constify.
1989 * rtl.h (rtx_class, reg_note_name, note_insn_name): Likewise.
1991 * genopinit.c (gen_insn): Use accessor macro, not `rtx_class'.
1993 Fri Aug 20 18:53:43 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1995 * rtl.h (rtx_format): Constify a char*.
1997 * rtl.c (rtx_format): Likewise.
1998 (copy_rtx, copy_most_rtx, read_rtx): Likewise.
1999 (init_rtl): Use accessor macro, not `rtx_format'.
2001 * alias.c (rtx_equal_for_memref_p, find_symbolic_term): Constify a
2004 * caller-save.c (mark_referenced_regs): Likewise.
2006 * combine.c (subst, make_compound_operation, known_cond,
2007 gen_rtx_combine, update_table_tick, get_last_value_validate,
2008 use_crosses_set_p, mark_used_regs_combine, move_deaths): Likewise.
2010 * cse.c (rtx_cost, mention_regs, canon_hash, exp_equiv_p,
2011 refers_to_p, canon_reg, fold_rtx, cse_process_notes,
2012 count_reg_usage): Likewise.
2014 * emit-rtl.c (gen_rtx, copy_rtx_if_shared, reset_used_flags):
2017 * final.c (leaf_renumber_regs_insn): Likewise.
2019 * flow.c (mark_used_regs, find_use_as_address, dump_flow_info,
2020 dump_edge_info, count_reg_references): Likewise.
2022 * function.c (fixup_var_refs_1, walk_fixup_memory_subreg,
2023 fixup_stack_1, purge_addressof_1, instantiate_virtual_regs_1):
2026 * gcse.c (oprs_unchanged_p, hash_expr_1, expr_equiv_p,
2027 oprs_not_set_p, expr_killed_p, compute_transp, find_used_regs,
2028 add_label_notes): Likewise.
2030 * genattrtab.c (attr_rtx, attr_copy_rtx, encode_units_mask,
2031 clear_struct_flag, count_sub_rtxs, count_alternatives,
2032 compares_alternatives_p, contained_in_p, walk_attr_value,
2033 write_expr_attr_cache): Likewise.
2035 * genconfig.c (walk_insn_part): Likewise.
2037 * genemit.c (max_operand_1, gen_exp): Likewise.
2039 * genextract.c (walk_rtx): Likewise.
2041 * genflags.c (num_operands): Likewise.
2043 * genoutput.c (scan_operands): Likewise.
2045 * genpeep.c (match_rtx): Likewise.
2047 * genrecog.c (add_to_sequence): Likewise.
2049 * haifa-sched.c (may_trap_exp, sched_analyze_2, attach_deaths):
2052 * integrate.c (save_constants, copy_for_inline,
2053 copy_rtx_and_substitute, subst_constants, restore_constants):
2056 * jump.c (mark_jump_label, invert_exp, redirect_exp,
2057 rtx_renumbered_equal_p, rtx_equal_for_thread_p): Likewise.
2059 * local-alloc.c (contains_replace_regs, memref_referenced_p):
2062 * loop.c (record_excess_regs, rtx_equal_for_loop_p,
2063 add_label_notes, replace_call_address, count_nonfixed_reads,
2064 invariant_p, find_single_use_in_loop, find_mem_givs,
2065 find_life_end, maybe_eliminate_biv_1, update_reg_last_use):
2068 * print-rtl.c (reg_names, print_rtx): Likewise.
2070 * recog.c (validate_replace_rtx_1, find_single_use_1): Likewise.
2072 * reg-stack.c (stack_regs_mentioned_p, record_label_references,
2073 record_reg_life_pat, swap_rtx_condition, goto_block_pat,
2074 print_blocks): Likewise.
2076 * regclass.c (fix_register, record_address_regs,
2077 reg_scan_mark_refs): Likewise.
2079 * regmove.c (stable_but_for_p): Likewise.
2081 * reload.c (loc_mentioned_in_p, operands_match_p,
2082 find_reloads_toplevsubst_reg_equivs, find_reloads_address_1,
2083 copy_replacements, refers_to_regno_for_reload_p,
2084 refers_to_mem_for_reload_p, find_inc_amount, regno_clobbered_p,
2085 reload_when_needed_name, reg_class_names, debug_reload_to_stream):
2088 * reload1.c (eliminate_regs, scan_paradoxical_subregs,
2089 delete_address_reloads_1, count_occurrences,
2090 reload_cse_mem_conflict_p, reload_combine_note_use,
2091 add_auto_inc_notes): Likewise.
2093 * resource.c (mark_referenced_resources, mark_set_resources):
2096 * rtlanal.c (rtx_unstable_p, rtx_varies_p, rtx_addr_varies_p,
2097 reg_mentioned_p, regs_set_between_p, modified_between_p,
2098 modified_in_p, refers_to_regno_p, reg_overlap_mentioned_p,
2099 rtx_equal_p, volatile_insn_p, volatile_refs_p, side_effects_p,
2100 may_trap_p, inequality_comparisons_p, replace_rtx, replace_regs,
2101 jmp_uses_reg_or_mem, for_each_rtx, regno_use_in): Likewise.
2103 * sched.c (sched_analyze_2, attach_deaths): Likewise.
2105 * stupid.c (stupid_mark_refs): Likewise.
2107 * unroll.c (remap_split_bivs): Likewise.
2109 * varasm.c (mark_constants): Likewise.
2111 * a29k/a29k.c (uses_local_reg_p): Likewise.
2113 * alpha/alpha.c (summarize_insn): Likewise.
2115 * arm/arm.c (symbol_mentioned_p, label_mentioned_p,
2116 eliminate_lr2ip): Likewise.
2118 * arm/thumb.c (symbol_mentioned_p, label_mentioned_p): Likewise.
2120 * i386/i386.c (symbolic_reference_mentioned_p, copy_all_rtx,
2121 reg_mentioned_in_mem): Likewise.
2123 * ns32k/ns32k.c (global_symbolic_reference_mentioned_p,
2124 symbolic_reference_mentioned_p): Likewise.
2126 * romp/romp.c (unsigned_comparisons_p, hash_rtx): Likewise.
2128 * sh/sh.c (regs_used, mark_use): Likewise.
2130 * vax/vax.c (vax_rtx_cost): Likewise.
2132 Fri Aug 20 18:38:43 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2134 * machmode.h (mode_name): Constify a char*.
2136 * rtl.c (mode_name): Likewise.
2138 * genopinit.c (gen_insn): Use accessor macro, not `mode_name'.
2140 * optabs.c (init_libfuncs): Constify a char*.
2142 * print-tree.c (mode_name): Remove redundant declaration.
2143 (print_node): Use accessor macro, not `mode_name'.
2145 * reload1.c (dump_needs): Constify a char*. Use accessor macro,
2147 (new_spill_reg): Constify a char*.
2149 * tree.c (mode_name): Remove redundant declaration.
2151 Fri Aug 20 18:31:26 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2153 * rtl.c (rtx_name): Constify a char*.
2155 * rtl.h (rtx_name, fix_sched_param): Likewise.
2157 * gmicro/gmicro.c (rtx_name): Remove redundant declaration.
2158 (mypr): Use accessor macro, not `rtx_name'.
2160 * genemit.c (print_code): Constify a char*.
2162 * genopinit.c (gen_insn): Use accessor macro, not `rtx_name'.
2164 * genpeep.c (print_code): Constify a char*.
2166 * genrecog.c (print_code): Likewise.
2168 * graph.c (start_fct, start_bb, node_data, draw_edge, end_fct,
2169 end_bb): Add static prototype.
2170 (draw_edge): Constify a char*.
2171 (end_bb): Remove unused parameter.
2173 * haifa-sched.c (fix_sched_param, safe_concat, print_exp
2174 print_block_visualization): Constify a char*.
2176 Fri Aug 20 15:02:10 1999 Mark Mitchell <mark@codesourcery.com>
2178 * c-common.c (c_get_alias_set): Update comment.
2180 1999-08-20 Andreas Jaeger <aj@arthur.rhein-neckar.de>
2182 * linux.h (LIB_SPEC): Added.
2184 Fri Aug 20 22:32:17 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
2186 * config/c4x/c4x.h (STARTFILE_SPEC): Don't define.
2188 1999-08-19 18:43 -0700 Zack Weinberg <zack@bitmover.com>
2190 * tree.c (expr_check): Fix typo in last change.
2192 1999-08-19 14:44 -0700 Zack Weinberg <zack@bitmover.com>
2194 * rtl.def (NOTE): Change format to "iuu0n".
2195 (ADDR_DIFF_VEC): Change format to "eEee0".
2196 (ADDRESSOF): Change format to "eit".
2198 * rtl.h (rtvec): Make "elem" an array of rtx, not rtunion.
2199 (RTVEC_ELT): Change to match.
2200 (XVECEXP): Use XVEC and RTVEC_ELT.
2201 (INSN_UID, INSN_CODE, CODE_LABEL_NUMBER, NOTE_LINE_NUMBER,
2202 ADDRESSOF_REGNO, REGNO, SUBREG_WORD): Use XINT.
2203 (PREV_INSN, NEXT_INSN, PATTERN, REG_NOTES,
2204 CALL_INSN_FUNCTION_USAGE, SUBREG_REG, SET_SRC, SET_DEST,
2205 TRAP_CONDITION, TRAP_CODE): Use XEXP.
2206 (INTVAL): Use XWINT.
2207 (ADDRESSOF_DECL): Use XTREE.
2208 (SET_ADDRESSOF_DECL): Delete.
2209 (NOTE_DECL_NAME, NOTE_DECL_CODE, NOTE_DECL_RTL,
2210 NOTE_DECL_IDENTIFIER, NOTE_DECL_TYPE): Kill. These have been
2211 ifdefed out since 2.6 at least.
2212 (gen_rtvec_vv): Delete prototype.
2214 * rtl.h (rtvec_alloc): rt->elem is now an array of rtx,
2216 (copy_most_rtx): Handle 't' format letter.
2217 * emit-rtl.c (gen_rtvec_v): rt_val->elem is an array of rtx.
2218 (gen_rtvec_vv): Delete function. All callers changed to use
2219 gen_rtvec_v instead.
2220 * print-rtl.c (print_rtx): Move special casing of NOTEs to
2221 the '0' format letter.
2223 * function.c (gen_mem_addressof): Don't use
2224 SET_ADDRESSOF_DECL; provide `decl' to gen_rtx_ADDRESSOF
2226 * integrate.c (copy_rtx_and_substitute): Likewise.
2227 Copy 't' slots with XTREE.
2228 (subst_constants): Treat 't' slots like '[swi]' slots.
2229 * cse.c (canon_hash, exp_equiv_p): Treat 't' slots like '0' slots.
2230 * jump.c (rtx_equal_for_thread_p): Likewise.
2231 * rtlanal.c (rtx_equal_p): Likewise.
2232 * stmt.c (expand_end_case): gen_rtx_ADDR_DIFF_VEC now takes
2233 only four arguments.
2234 * gengenrtl.c (type_from_format): Provide correct types for
2238 * tree.h [ENABLE_CHECKING] (TREE_CHECK, TREE_CLASS_CHECK):
2239 If a recent gcc is in use (always in stage2 and beyond), use
2240 statement expressions, so we don't make a function call unless
2241 the check fails. Evaluate arguments exactly once.
2242 (CHAIN_CHECK, DO_CHECK, DO_CHECK1, TREE_CHECK1,
2243 TREE_CLASS_CHECK1, TYPE_CHECK1, DECL_CHECK1, CST_CHECK1):
2245 (CST_OR_CONSTRUCTOR_CHECK, EXPR_CHECK): Redefine such that
2246 they evaluate their arguments exactly once, irrespective of
2247 the compiler in use.
2249 * tree.c [ENABLE_CHECKING]: Define whichever set of functions
2250 is used by the currently-enabled check macros. This is:
2251 (tree_check_failed, tree_class_check_failed): For gcc.
2252 (tree_check, tree_class_check, cst_or_constructor_check,
2253 expr_check): For other compilers.
2255 * gencheck.c: Do not define any *_CHECK1 macros.
2257 Thu Aug 19 14:42:38 1999 Mike Stump <mrs@wrs.com>
2258 Mark Mitchell <mark@codesourcery.com>
2260 * c-common.c (c_get_alias_set): Fix support for poitners and
2263 Thu Aug 19 11:51:22 EDT 1999 John Wehle (john@feith.com)
2265 * alias.c: Include tree.h.
2266 (nonlocal_reference_p, mark_constant_function): New functions.
2267 * flow.c (life_analysis): Call mark_constant_function.
2268 * rtl.h (mark_constant_function): Declare it.
2270 Thu Aug 19 15:02:01 1999 Nick Clifton <nickc@cygnus.com>
2272 * config/rs6000/rs6000.c (rs6000_override_options): Fix test for
2273 unrecognisable switches.
2275 Wed Aug 18 23:31:57 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
2277 * loop.c (recombine_givs): Set ix field after sorting.
2278 (recombine_givs): Remove bogus index / giv lockstep looping.
2280 Wed Aug 18 18:20:40 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2282 * expmed.c (emit_store_flag): If UNSIGNEDP, call unsigned_condition
2284 (emit_store_flag_force): Use do_compare_rtx_and_jump.
2285 (do_cmp_and_jump): Formatting fixes.
2286 * expr.c (do_compare_and_jump): Renamed from compare; changed to call
2287 do_compare_rtx_and_jump instead of compare_from_rtx.
2288 (do_compare_rtx_and_jump): New function; mostly copied from
2290 (do_jump_for_compare): Delete.
2291 (expand_expr): Use do_compare_rtx_and_jump when handling MAX_EXPR and
2293 (do_jump): Use do_compare_and_jump or do_compare_rtx_and_jump instead
2294 of compare/do_jump_for_compare pairs.
2295 (do_jump_by_parts_greater): Use do_jump_by_parts_greater_rtx.
2296 (do_jump_by_parts_greater_rtx): Use do_compare_rtx_and_jump instead of
2297 compare_from_rtx/do_jump_for_compare pairs.
2298 (do_jump_by_parts_equality): Likewise.
2299 (do_jump_by_parts_equality_rtx): Likewise.
2300 * expr.h (do_compare_rtx_and_jump): Declare.
2301 * optabs.c (prepare_cmp_insn): New function, contains most of the code
2302 that used to be in emit_cmp_insn.
2303 (cmp_available_p): New function.
2304 (prepare_operand): New function.
2305 (emit_cmp_and_jump_insn_1): New function, contains some code that used
2306 to be in emit_cmp_insn.
2307 (prepare_float_lib_cmp): Renamed from emit_float_lib_cmp; change some
2308 parameters to be pointers; don't emit final compare but modify some of
2309 the values pointed to by the args so the caller can perform the
2311 (expand_binop): Call emit_store_flag_force with signed forms of
2313 (expand_abs): Use do_compare_rtx_and_jump instead of compare_from_rtx/
2314 emit_jump_insn pair.
2315 (emit_cmp_and_jump_insn): Use prepare_cmp_insn and
2316 emit_cmp_and_jump_insn_1. Call emit_queue.
2317 (emit_cmp_insn): Just call emit_cmp_and_jump_insns with zero for LABEL
2319 * flow.c (tidy_fallthru_edge): If HAVE_cc0, verify insn before a
2320 jump sets cc0 before deleting it.
2321 * integrate.c (expand_inline_function): Likewise.
2322 * unroll.c (unroll_loop): Similar changes in several places.
2323 (copy_loop_body): If HAVE_cc0, verify insn before a jump sets cc0
2326 Wed Aug 18 06:37:44 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2328 * Makefile.in (insn-recog.o): Update dependencies.
2329 * genrecog.c (main): Make generated file include "function.h".
2331 Sat Aug 14 00:54:57 1999 Geoffrey Keating <geoffk@cygnus.com>
2333 * cse.c (cse_insn): Call never_reached_warning when a jump is
2334 changed to be unconditional.
2335 * flags.h: Declare warn_notreached.
2336 * flow.c (delete_block): Call never_reached_warning when
2338 * jump.c (delete_barrier_successors): Call never_reached_warning
2339 when we delete everything after a BARRIER.
2340 (never_reached_warning): New function.
2341 * rtl.h: Declare never_reached_warning.
2342 * toplev.c (warn_notreached): New variable.
2343 (lang_independent_options): Set warn_notreached
2344 when -Wunreachable-code.
2345 (compile_file): We need line numbers for -Wunreachable-code.
2347 Tue Aug 17 22:06:11 1999 Jan Hubicka <hubicka@freesoft.cz>
2349 * haifa-sched.c (insn_unit): Fix typo on out of range test.
2350 * sched.c (insn_unit): Likewise.
2352 Tue Aug 17 21:57:23 1999 Andreas Schwab <schwab@suse.de>
2354 * combine.c (distribute_notes): Handle REG_EH_RETHROW.
2356 Tue Aug 17 17:39:43 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
2358 * flow.c (create_edge_list): Use xmalloc, not malloc.
2360 Tue Aug 17 01:40:54 1999 Loren Rittle <ljrittle@acm.org>
2362 * fixinc/inclhack.def (no_double_slash): Do not trash single-line
2363 C-style comments. Do not lose the character before double slash.
2365 Mon Aug 16 18:08:22 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
2367 * basic-block.h (struct edge_list): Stucture to maintain a vector
2369 (EDGE_INDEX_NO_EDGE, EDGE_INDEX, INDEX_EDGE_PRED_BB, INDEX_EDGE_SUCC_BB,
2370 INDEX_EDGE, NUM_EDGES): New Macros for accessing edge list.
2371 (create_edge_list, free_edge-List, print_edge_list, verify_edge_list):
2372 New function prototypes.
2373 * flow.c (create_edge_list): Function to create an edge list.
2374 (free_edge_list): Discards memory used by an edge list.
2375 (print_edge_list): Debug output showing an edge list.
2376 (verify_edge_list): Internal consistency check for an edge list.
2377 (find_edge_index): Function to find an edge index for a pred and succ.
2379 Mon Aug 16 11:56:36 1999 Mark Mitchell <mark@codesourcery.com>
2381 * tree.c (type_hash_add): Use permalloc to allocate nodes in the
2384 Mon Aug 16 17:04:15 1999 Jorn Rennecke <amylaar@cygnus.co.uk>
2386 * mips.h (CLASS_CANNOT_CHANGE_SIZE): Define.
2388 Fri Aug 13 15:20:43 1999 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2390 * config/i386/freebsd.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
2392 Fri Aug 13 10:21:28 1999 Nick Clifton <nickc@cygnus.com>
2394 * toplev.c (rest_of_compilation): Allow machine dependent
2395 reorganisation pass to place information into the RTL dump
2396 file if it so wishes.
2398 Sun Aug 15 12:41:21 1999 Jim Wilson <wilson@cygnus.com>
2400 * explow.c (hard_function_value): Use VOIDmode instead of
2402 * stmt.c (expand_return): Likewise.
2403 * stor-layout.c (get_best_mode): Likewise.
2405 * genemit.c (gen_expand): If next is MATCH_PAR_DUP, then output
2406 emit call instead of emit_insn call.
2408 Sat Aug 14 15:04:06 1999 Mumit Khan <khan@xraylith.wisc.edu>
2410 * configure.in: Handle --disable/enable-win32-registry.
2411 * install.texi: Document --disable/enable-win32-registry.
2412 * acconfig.h (ENABLE_WIN32_REGISTRY): New macro.
2413 (WIN32_REGISTRY_KEY): New macro.
2414 * prefix.c: Use to enable/disable win32-specific code.
2415 (lookup_key): Use versioned key.
2416 * configure: Regenerate.
2417 * config.in: Likewise.
2419 Fri Aug 13 17:41:55 1999 Jason Merrill <jason@yorick.cygnus.com>
2421 * cpplib.c (read_line_number): New fn, split out of...
2424 Fri Aug 13 14:18:27 1999 Gavin Romig-Koch <gavin@cygnus.com>
2426 tree.c (lang_unsave_expr_now) : New.
2427 (unsave_expr_now): Call lang_unsave_expr_now.
2428 tree.h (lang_unsave_expr_now) : New.
2430 Fri Aug 13 00:49:46 1999 Jason Merrill <jason@yorick.cygnus.com>
2432 * toplev.c (flag_new_exceptions): On by default.
2434 1999-08-13 Michael Meissner <meissner@cygnus.com>
2436 * Makefile.in (GCC_FOR_TARGET): Move -B./ after the tooldir -B.
2438 Fri Aug 13 01:29:57 1999 Alexandre Oliva <oliva@dcc.unicamp.br>
2440 * dwarfout.c (fundamental_type_code): Return FT_boolean for
2441 INTEGER_TYPE with precision==1, it's __java_boolean.
2443 Thu Aug 12 23:51:04 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
2445 * global.c (prune_preferences): Move some invariants out of the
2448 Thu Aug 12 15:30:29 1999 Jesse Perry (jap@unx.dec.com)
2450 * configure.in (alpha*-dec-osf*): Add osf5.
2452 Sun Aug 1 22:24:03 1999 Philip Blundell <philb@gnu.org>
2454 * configure.in: Rework handling of ARM GNU/Linux slightly.
2455 (arm*-*-linux-gnuoldld): New target.
2456 * configure: Regenerate.
2457 * install.texi (Configurations): Add arm-*-linux-gnu{oldld} and
2458 arm-*-elf. Mention that arm-*-linux-gnuaout is obsolete.
2459 * config/arm/linux-oldld.h: New file.
2460 * config/arm/linux-elf26.h: Don't include linux-elf.h.
2461 (TARGET_DEFAULT, SUBTARGET_LINK_SPEC, SUBTARGET_EXTRA_ASM_SPEC):
2463 * config/arm/linux-elf.h (ASM_SPEC): Define.
2464 (TARGET_DEFAULT, SUBTARGET_EXTRA_LINK_SPEC,
2465 SUBTARGET_EXTRA_ASM_SPEC, CPP_APCS_PC_DEFAULT): Add definitions
2466 for 26-bit APCS and old linker.
2467 (CPP_PREDEFINES): Define `__arm__'; don't define `arm' or
2469 (FP_DEFAULT): Define to FP_SOFT3 for all machines.
2470 * config/arm/linux-aout.h (CPP_PREDEFINES): Define `__arm__';
2471 don't define `arm' or `arm_elf'.
2472 * config/arm/t-linux (EXTRA_MULTILIB_PARTS, MULTILIB_OPTIONS,
2473 MULTILIB_DIRNAMES): Define. Fix typo in comment.
2475 Thu Aug 12 10:14:47 1999 Andreas Schwab <schwab@suse.de>
2477 * rtl.texi: Fix typo.
2479 Wed Aug 11 23:50:57 1999 Jason Merrill <jason@yorick.cygnus.com>
2481 * invoke.texi (C++ Dialect Options): Add -fms-extensions.
2483 Wed Aug 11 12:59:37 1999 Mark Mitchell <mark@codesourcery.com>
2485 * extend.texi (C++ Signatures): Remove node.
2486 * invoke.texi: Remove discussion of -fhandle-signatures,
2487 signature, sigof, __signature__, and __sigof__.
2489 Wed Aug 11 03:38:25 1999 Jeffrey A Law (law@cygnus.com)
2491 * Makefile.in (JAVAGC): Removed.
2493 Wed Aug 11 02:13:26 1999 Mumit Khan <khan@xraylith.wisc.edu>
2495 * i386/cygwin.h (ASM_OUTPUT_ALIGNED_BSS): Define.
2497 1999-08-11 Mark Elbrecht <snowball3@bigfoot.com>
2499 * i386/djgpp.h (ASM_OUTPUT_ALIGNED_BSS): Define.
2501 1999-08-11 Richard Earnshaw (rearnsha@arm.com)
2503 * emit-rtl.c (mark_reg_pointer): Don't increase the alignment of
2504 a register that is already known to be a pointer.
2506 1999-08-11 Bruce Korb <ddsinc09@ix.netcom.com>
2508 * fixinc/inclhack.tpl: Only install assert.h conditionally.
2509 * fixinc/inclhack.sh: Regenerated.
2510 * fixinc/fixincl.sh: Regenerated.
2512 Wed Aug 11 00:34:22 1999 Joe Buck <jbuck@synopsys.com>
2514 * invoke.texi: s/GNU CC/GCC/ for consistency with gcc.texi.
2515 Fix documentation of -ansi flag to describe its C++ behavior.
2516 Remove bogus reference to GCC 2.9.
2518 Tue Aug 10 17:19:02 1999 Jim Wilson <wilson@cygnus.com>
2520 * config/sh/sh.c (machine_dependent_reorg): Only call PUT_MODE on
2521 note if it is non-NULL.
2523 Tue Aug 10 10:47:42 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
2525 * except.h (eh_nesting_info): Add new structure defintion.
2526 (init_eh_nesting_info, free_eh_nesting_info): Add function prototypes.
2527 (reachable_handlers, update_rethrow_references): Add function
2529 * rtl.h (struct rtvec_def): Update comments. REG_EH_RETHROW takes
2530 a rethrow symbol instead of an integer exception region number.
2531 * flow.c (Make_edges): Use new exception nesting routines to determine
2532 which handlers are reachable from a CALL or asynchronous insn.
2533 Dont add an edge for calls with a REG_EH_REGION of -1 to non-local
2535 (delete_eh_regions): Update rethrow labels, and don't delete
2536 regions which are the target of a rethrow.
2537 * except.c (struct func_eh_entry): Add rethrow_ref field, now we can
2538 avoid overloading the SYMBOL_REF_USED flag.
2539 (rethrow_symbol_map): Use new rethrow_ref field.
2540 (rethrow_used): Use new rethrow_ref field.
2541 (expand_rethrow): REG_EH_RETHROW now has a SYMBOL_REF instead
2542 of an integer. Fix formatting.
2543 (output_exception_table_entry): Use new rethrow_ref field.
2544 (can_throw): Check for EH_REGION_NOTE before deciding
2545 whether a CALL can throw or not.
2546 (scan_region): Call rethrow_used() instead of accessing data structure.
2547 (update_rethrow_references): New function to make sure only regions
2548 which are still targets of a rethrow are flagged as such.
2549 (process_nestinfo): New static function to initialize a handler
2550 list for a specific region.
2551 (init_eh_nesting_info): New function to allocate and initialize
2552 the list of all EH handlers reachable from all regions.
2553 (reachable_handlers): New function to retrieve the list of handlers
2554 reachable from a specific region and insn.
2555 (free_eh_nesting_info): New function to dispose of a list of
2558 Tue Aug 10 10:39:31 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
2560 * flow.c (split_edge): Set JUMP_LABEL field.
2561 (commit_one_edge_insertion): Set head correctly for insert_before.
2562 When inserting insns, update insn block numbers if allocated.
2564 Tue Aug 10 09:26:07 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2566 * dwarf2out.c (dwarf2out_frame_debug_expr, add_incomplete_type,
2567 retry_incomplete_types): Add static prototype.
2568 (stripattributes, dwarf_cfi_name, ASM_OUTPUT_DWARF_STRING,
2569 dwarf_tag_name, dwarf_attr_name, dwarf_form_name,
2570 dwarf_stack_op_name, dwarf_type_encoding_name, add_AT_string,
2571 dwarf2_name, add_name_attribute, lookup_filename, dwarf2out_line,
2572 dwarf2out_start_source_file, dwarf2out_define, dwarf2out_undef):
2575 * dwarf2out.h (dwarf2out_define, dwarf2out_undef,
2576 dwarf2out_start_source_file, dwarf2out_line): Likewise.
2578 Tue Aug 10 09:21:46 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2580 * output.h (assemble_name): Constify a char*.
2582 * varasm.c (UNIQUE_SECTION, assemble_start_function,
2583 assemble_variable, assemble_name): Likewise.
2585 * dwarf2out.c (ASM_NAME_TO_STRING): Likewise.
2587 * arm/pe.c (arm_pe_unique_section): Likewise.
2589 * i386/cygwin.h (STRIP_NAME_ENCODING): Likewise.
2591 * i386/i386-interix.h (STRIP_NAME_ENCODING): Likewise.
2593 * i386/interix.c (i386_pe_unique_section): Likewise.
2595 * i386/win32.h (STRIP_NAME_ENCODING): Likewise.
2597 * i386/winnt.c (i386_pe_unique_section): Likewise.
2599 * m32r/m32r.h (ASM_OUTPUT_LABELREF): Likewise.
2601 * mn10200/mn10200.h (ASM_OUTPUT_LABELREF): Likewise.
2603 * mn10300/mn10300.h (ASM_OUTPUT_LABELREF): Likewise.
2605 * pa/pa.c (output_call): Likewise.
2607 * pa/pa.h (ASM_OUTPUT_MI_THUNK): Likewise.
2609 * pa/som.h (ASM_OUTPUT_FUNCTION_PREFIX): Likewise.
2611 * rs6000/rs6000.c (rs6000_output_load_toc_table, output_toc):
2614 * rs6000/rs6000.h (RS6000_OUTPUT_BASENAME, STRIP_NAME_ENCODING):
2617 * rs6000/sol2.h (ASM_OUTPUT_SOURCE_LINE): Likewise.
2619 * rs6000/sysv4.h (ASM_DECLARE_FUNCTION_NAME, ASM_OUTPUT_INT,
2620 STRIP_NAME_ENCODING, ASM_OUTPUT_LABELREF): Likewise.
2622 * v850/v850.h (ASM_OUTPUT_LABELREF): Likewise.
2624 Mon Aug 9 19:54:05 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2626 * real.c (GET_REAL, PUT_REAL): Use memcpy instead of bcopy.
2628 Mon Aug 9 19:36:00 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2630 * tree.h (lang_identify): Constify a char*.
2631 (print_error_function): Add extern prototype. Constify a char*.
2633 * c-lang.c (lang_identify): Constify a char*.
2635 * objc/objc-act.c (lang_identify): Constify a char*.
2637 Mon Aug 9 16:21:53 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2639 * genpeep.c (main): Make generated file include "function.h".
2640 * arm.c (function_really_clobbers_lr): Delete INLINE_HEADER case.
2642 Mon Aug 9 10:08:50 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2644 * Makefile.in: Update dependencies.
2645 * alias.c: Include "function.h"
2646 * c-decl.c: Likewise.
2647 * caller-save.c: Likewise.
2648 * calls.c: Likewise.
2649 * combine.c: Likewise.
2651 * explow.c: Likewise.
2652 * final.c: Likewise.
2653 * global.c: Likewise.
2654 * graph.c: Likewise.
2655 * local-alloc.c: Likewise.
2657 * optabs.c: Likewise.
2658 * profile.c: Likewise.
2659 * recog.c: Likewise.
2660 * regclass.c: Likewise.
2661 * regmove.c: Likewise.
2662 * reload.c: Likewise.
2663 * reorg.c: Likewise.
2664 * resource.c: Likewise.
2665 * sched.c: Likewise.
2666 * stupid.c: Likewise.
2667 * config/1750a/1750a.c: Likewise.
2668 * config/a29k/a29k.c: Likewise.
2669 * config/arc/arc.c: Likewise.
2670 * config/arm/arm.c: Likewise.
2671 * config/arm/thumb.c: Likewise.
2672 * config/c4x/c4x.c: Likewise.
2673 * config/clipper/clipper.c: Likewise.
2674 * config/convex/convex.c: Likewise.
2675 * config/fx80/fx80.c: Likewise.
2676 * config/i860/i860.c: Likewise.
2677 * config/m68k/m68k.c: Likewise.
2678 * config/m88k/m88k.c: Likewise.
2679 * config/mips/mips.c: Likewise.
2680 * config/pdp11/pdp11.c: Likewise.
2681 * config/pyr/pyr.c: Likewise.
2682 * config/romp/romp.c: Likewise.
2683 * config/sh/sh.c: Likewise.
2684 * config/tahoe/tahoe.c: Likewise.
2685 * config/vax/vax.c: Likewise.
2686 * config/we32k/we32k.c: Likewise.
2687 * config/sparc/sparc.c: Include "function.h".
2688 (mem_min_alignment): Test current_function rather than
2689 regno_pointer_align.
2690 * config/pa/pa.c: Likewise.
2691 (compute_frame_size): Delete declaration of
2692 current_function_outgoing_args_size.
2693 * config/arc/arc.h (current_function_varargs): Delete declaration.
2694 * config/elxsi/elxsi.h (current_function_calls_alloca): Delete
2696 * config/i370/i370.h (current_function_outgoing_args_size): Delete
2698 * config/i386/i386.h (FINALIZE_PIC): Delete declaration of
2699 current_function_uses_pic_offset_table.
2700 * config/m68k/a-ux.h (FUNCTION_EXTRA_EPILOGUE): Delete declaration
2701 of current_function_returns_pointer.
2702 * config/m68k/altos3068.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
2703 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
2704 * config/m68k/m68kv4.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
2705 * config/m68k/mot3300.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
2706 * config/m68k/pbb.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
2707 * config/m68k/tower-as.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
2708 * config/m88k/m88k.c: Include "function.h"
2709 (call_used_regs, current_function_pretend_args_size,
2710 current_function_outgoing_args_size, frame_pointer_needed): Delete
2712 * config/m88k/m88k.h (current_function_pretend_args_size): Delete
2714 * config/mips/mips.h (current_function_calls_alloca): Delete
2716 * config/mn10200/mn10200.h (current_function_needs_context,
2717 rtx_equal_function_value_matters): Delete declarations.
2718 * config/ns32k/ns32k (current_function_uses_pic_offset_table,
2719 flag_pic): Delete declarations.
2720 * config/pa/pa.h (current_function_pretend_args_size,
2721 current_function_decl): Delete declarations.
2722 * config/pa/som.h (current_function_varargs): Delete declaration.
2723 * config/pdp11/pdp11.h (current_function_pretend_args_size): Delete
2725 * config/pyr/pyr.h (current_function_pretend_args_size,
2726 current_function_args_size, current_function_calls_alloca): Delete
2728 * config/sh/sh.h (current_function_varargs): Delete declaration.
2729 * config/sparc/sparc.h (current_function_outgoing_args_size,
2730 current_function_calls_alloca, current_function_decl): Delete
2732 * config/spur/spur.h (current_function_pretend_args_size,
2733 current_function_calls_alloca): Delete declarations.
2734 * config/v850/v850.c (current_function_outgoing_args_size): Delete
2736 * config/vax/vms.h (current_function_name): Delete declaration.
2737 * gcse.c: Include "function.h".
2738 (current_function_name, current_function_calls_setjmp): Delete
2740 * haifa-sched.c: Include "function.h".
2741 (forced_labels): Delete declaration.
2743 * reg-stack.c: Likewise.
2744 * reload1.c: Likewise.
2745 * genemit.c (main): Make generated file include function.h.
2746 * genoutput.c (output_prologue): Likewise.
2748 * builtins.c (saveregs_value, apply_args_value): Delete variables.
2749 * emit-rtl.c (reg_rtx_no, first_label_num, first_insn, last_insn,
2750 sequence_rtl_expr, cur_insn_uid, last_linenum, last_filename,
2751 regno_pointer_flag, regno_pointer_flag_length, regno_pointer_align,
2752 regno_reg_rtx, sequence_stack): Delete variables. Add accessor
2753 macros for some of them.
2754 (emit_filename, emit_lineno): Delete declarations.
2755 (gen_reg_rtx): Use memset/memcpy instead of bzero/bcopy. Access
2756 regno_pointer_* variables through current_function.
2757 (gen_inline_header_rtx): Delete function.
2758 (save_emit_status): Delete function.
2759 (set_new_last_label_num): New function.
2760 (clear_emit_caches): New function.
2761 (restore_emit_status): Just clear last_labelnum and call
2763 (get_last_insn_anywhere): Variable sequence_stack is now accessed
2764 through macro seq_stack.
2765 (add_insn_after): Likewise.
2766 (add_insn_before): Likewise.
2767 (remove_insn): Likewise.
2768 (pop_topmost_sequence): Likewise.
2769 (in_sequence_p): Likewise.
2770 (start_sequence_for_rtl_expr): Likewise.
2771 (start_sequence): Likewise, and likewise for
2772 sequence_rtl_expr/seq_rtl_expr.
2773 (push_topmost_sequence): Likewise.
2774 (end_sequence): Likewise.
2775 (init_virtual_regs): Now takes a "struct emit_status *" argument.
2776 All callers changed. Store into that pointer instead of globals.
2777 (init_emit): Allocate emit elt of current_function.
2778 Changes for sequence_rtl_expr/sequence_stack renaming.
2779 Call clear_emit_caches instead of doing it in-line.
2780 Access regno_pointer_* variables through current_function.
2781 (init_emit_once) Don't clear sequence_stack.
2783 * expr.c (pending_stack_adjust, inhibit_defer_pop, pending_chain):
2785 (arg_pointer_save_area): Delete declaration.
2786 (finish_expr_for_function): Renamed from init_queue; no longer static.
2787 (init_expr): Don't call init_queue.
2788 (save_expr_status, restore_expr_status): Delete functions.
2789 (expand_expr): Changes to reflect new layout of struct function.
2790 Don't access current_function_check_memory_usage when current_function
2792 * expr.h (forced_labels, save_expr_regs, saveregs_value,
2793 apply_args_value, current_function_calls_alloca, inhibit_defer_pop,
2794 current_function_outgoing_args_size, current_function_arg_offset_rtx,
2795 current_function_uses_const_pool, function_call_count,
2796 current_function_uses_pic_offset_table, nonlocal_labels,
2797 current_function_internal_arg_pointer, nonlocal_goto_stack_level,
2798 current_function_check_memory_usage, nonlocal_goto_handler_slots,
2799 pending_stack_adjust, target_temp_slot_level, temp_slot_level): Delete
2801 (finish_expr_for_function): Declare.
2802 * flags.h (current_function_has_nonlocal_label,
2803 current_function_has_nonlocal_goto, current_function_is_thunk,
2804 current_function_has_computed_jump): Delete declarations.
2805 * flow.c (forced_labels): Delete declaration.
2806 * function.c (current_function_pops_args,
2807 current_function_returns_struct, current_function_returns_pcc_struct,
2808 current_function_needs_context, current_function_calls_setjmp,
2809 current_function_calls_longjmp, current_function_has_nonlocal_label,
2810 current_function_has_nonlocal_goto, current_function_is_thunk,
2811 current_function_has_computed_jump, current_function_calls_alloca,
2812 current_function_contains_functions, current_function_returns_pointer,
2813 current_function_epilogue_delay_list, current_function_args_size,
2814 current_function_pretend_args_size, current_function_arg_offset_rtx,
2815 current_function_outgoing_args_size, current_function_varargs,
2816 current_function_stdarg, current_function_args_info, cleanup_label,
2817 current_function_name, current_function_uses_const_pool,
2818 current_function_instrument_entry_exit, current_function_return_rtx,
2819 current_function_uses_pic_offset_table, nonlocal_labels,
2820 current_function_internal_arg_pointer, current_function_cannot_inline,
2821 current_function_check_memory_usage, function_call_count,
2822 nonlocal_goto_handler_slots, nonlocal_goto_handler_labels,
2823 nonlocal_goto_stack_level, return_label, save_expr_regs,
2824 stack_slot_list, rtl_expr_chain, tail_recursion_label, temp_slots,
2825 tail_recursion_reentry, arg_pointer_save_area, frame_offset,
2826 context_display, trampoline_list, parm_birth_insn, invalid_stack_slot,
2827 last_parm_insn, max_parm_reg, parm_reg_stack_loc, sequence_rtl_expr,
2828 temp_slot_level, var_temp_slot_level, target_temp_slot_level):
2830 (push_function_context_to): Don't save them. Don't call
2831 save_storage_status, save_emit_status or save_expr_status.
2832 (pop_function_context_from): Don't restore them. Don't call
2833 restore_storage_status or restore_expr_status.
2834 (get_func_frame_size): New function.
2835 (get_frame_size): Use it.
2836 (assign_outer_stack_local): Reflect some member name changes in struct
2838 (put_reg_into_stack): Likewise.
2839 (assign_stack_temp_for_type): sequence_rtl_expr was renamed to
2841 (fixup_var_refs): Likewise.
2842 (fix_lexical_addr): Likewise.
2843 (trampoline_address): Likewise.
2844 (prepare_function_start): Clear field inlinable of current_function.
2845 (init_function_for_compilation): New function.
2846 (expand_dummy_function_end): New function.
2847 (expand_function_end): Call finish_expr_for_function.
2848 * function.h (struct emit_status): New; fields moved here from struct
2849 function and from global variables. Add accessor macros for some of
2851 (struct expr_status): Likewise.
2852 (REGNO_POINTER_ALIGN, REGNO_POINTER_FLAG): Moved here from regs.h.
2853 (struct function): Add fields expr and emit, inlinable, inl_emit,
2854 original_arg_vector, original_decl_initial, inl_last_parm_insn,
2855 inl_max_label_num. Add many comments.
2856 Add accessor macros for all elts of struct function that no longer
2857 have a global variable.
2858 (cleanup_label, return_label, frame_offset, tail_recursion_label,
2859 tail_recursion_reentry, arg_pointer_save_area, rtl_expr_chain,
2860 stack_slot_list): Delete declarations.
2861 (get_func_frame_size): Declare.
2862 (save_expr_status, restore_expr_status, save_emit_status,
2863 save_storage_status, restore_storage_status): Delete declarations.
2864 (init_virtual_regs): Declare.
2865 * output.h (current_function_pops_args,
2866 current_function_returns_struct, current_function_returns_pcc_struct,
2867 current_function_needs_context, current_function_calls_setjmp,
2868 current_function_calls_longjmp, current_function_calls_alloca,
2869 current_function_has_nonlocal_label, current_function_varargs,
2870 current_function_has_computed_jump, current_function_returns_pointer,
2871 current_function_contains_functions, current_function_args_size,
2872 current_function_pretend_args_size, current_function_stdarg,
2873 current_function_outgoing_args_size, current_function_args_info,
2874 current_function_name, current_function_return_rtx,
2875 current_function_epilogue_delay_list,
2876 current_function_uses_const_pool, current_function_cannot_inline):
2877 Delete declarations.
2878 * regs.h (reg_rtx_no, regno_pointer_flag, regno_pointer_flag_length,
2879 regno_reg_rtx): Delete declaration.
2880 (REGNO_POINTER_FLAG): Delete macro.
2881 * stmt.c (expand_goto): Changes to reflect that some fields in struct
2882 function were renamed.
2883 * stor-layout.c (save_storage_status, restore_storage_status): Delete
2885 * toplev.c: Include "function.h".
2886 (current_function_decl): Delete declaration.
2887 (compile_file): Call init_dummy_function_start and
2888 expand_dummy_function_end around some initializations that need to
2890 (rest_of_compilation): Use DECL_SAVED_INSNS properly.
2891 Call init_function_for_compilation.
2892 * unroll.c: Include "function.h"
2893 (unroll_loop): Access regno_pointer_* variables through
2896 * tree.h (struct tree_decl): Add elt f to saved_insns member.
2897 (DECL_SAVED_INSNS): use it.
2898 (expand_dummy_function_end): Declare.
2899 (init_function_for_compilation): Declare.
2900 * calls.c (calls_function_1): Change use of DECL_SAVED_INSNS now
2901 that it's no longer an INLINE_HEADER.
2902 (expand_call): Likewise.
2903 * integrate.c (finish_inline): Delete function.
2904 (max_parm_reg, parm_reg_stack_loc): Delete declarations.
2905 (initialize_for_inline): Delete min_labelno, max_labelno and max_reg
2906 args. Don't generate an INLINE_HEADER rtx, just return the arg
2907 vector. All callers changed.
2908 (save_for_inline_copying): Create a duplicate struct emit_status to
2909 hold the emit state for compiling the current function. Use this and
2910 the other new fields in struct function that are for integration
2911 instead of an INLINE_HEADER.
2912 Use memcpy instead of bcopy.
2913 Store the current struct function in DECL_SAVED_INSNS of fndecl.
2914 (save_for_inline_nocopy): Similar changes, except no new emit_status
2916 (expand_inline_function): Get information from function structure,
2917 not from an inline header rtx.
2918 (output_inline_function): Lose code to extract the necessary
2919 information from an inline header; simply put back the function
2920 structure into current_function. Clear its inlinable elt.
2921 * rtl.def (INLINE_HEADER): Delete.
2922 * rtl.h: Delete all accessors for an INLINE_HEADER.
2923 (gen_inline_header_rtx): Delete declaration.
2924 (regno_reg_rtx, regno_pointer_align, nonlocal_goto_handler_labels):
2925 Delete declarations.
2926 (REGNO_POINTER_ALIGN): Delete.
2927 (clear_emit_caches): Declare.
2928 (set_new_last_label_num): Declare.
2930 Mon Aug 9 01:52:24 1999 Jason Merrill <jason@yorick.cygnus.com>
2932 * print-tree.c (print_node): Print base for OFFSET_TYPEs.
2934 * except.c (expand_eh_region_start_for_decl): Always start a new block.
2935 * stmt.c (is_eh_region): Make sure current_function is present, too.
2937 Mon Aug 9 01:15:24 1999 Jeffrey A Law (law@cygnus.com)
2939 * pa.h (HARD_REGNO_MODE_OK): Correctly handle FPregs, even when
2940 for 64bit PA targets.
2942 * pa.h (SELECT_SECTION): Define.
2943 * som.h (SELECT_SECTION): Delete.
2945 Sun Aug 8 15:13:20 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2947 * alias.c (init_alias_analysis): Wrap call to
2948 `prologue_epilogue_contains' within HAVE_prologue||HAVE_epilogue.
2950 1999-08-07 Bruce Korb <autogen@linuxbox.com>
2952 * fixinc/inclhack.def(irix_asm_apostrophe): IRIX 5.2's
2953 <sys/asm.h> contains an asm comment with an apostrophe
2954 * fixinc/inclhack.sh: regen
2955 * fixinc/fixincl.x: regen
2957 Sat Aug 7 19:37:07 1999 Richard Henderson <rth@cygnus.com>
2959 * function.c (init_function_start): Clear prologue & epilogue.
2960 (prologue_epilogue_contains): New function.
2961 * alias.c (init_alias_analysis): Use it.
2962 * rtl.h (prologue_epilogue_contains): Declare it.
2964 Sat Aug 7 19:32:16 1999 Richard Henderson <rth@cygnus.com>
2966 * jump.c (onlyjump_p): New function.
2967 * rtl.h: Declare it.
2968 * flow.c (delete_unreachable_blocks): Use onlyjump_p instead
2969 of condjump_p in calling tidy_fallthru_edge and merge_blocks.
2971 Sat Aug 7 17:09:36 1999 Richard Henderson <rth@cygnus.com>
2973 * global.c (build_insn_chain): Use EXECUTE_IF_SET_IN_REG_SET
2974 to invert loops. Simplify block scanning.
2976 Sat Aug 7 02:11:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2978 * gcse.c (hash_scan_set): Treat SYMBOL_REFs like CONST_INTs.
2979 (cprop_insn): Treat SYMBOL_REFs like CONST_INTs.
2981 1999-08-07 Jonathan Larmour <jlarmour@cygnus.co.uk>
2983 * config/sparc/liteelf.h: New file to support sparclite-elf target
2984 * config/sparc/t-sp86x: New file to support sparc86x targets
2985 * config/sparc/sp86x-aout.h: New file to support sparc86x-aout target
2986 * config/sparc/sp86x-elf.h: New file to support sparc86x-elf target
2987 * configure.in: Support above target triplets
2988 * configure: Regenerated
2990 Sat Aug 7 01:39:27 1999 Philippe De Muyter <phdm@macqel.be>
2992 * fixinc/server.c (server_setup): Do not prefix function used as
2995 Sat Aug 7 00:21:20 1999 Richard Henderson <rth@cygnus.com>
2997 * alpha.md (movhi and movqi patterns): Correct predicate for !BWX.
2998 Remove fp reg alternatives.
3000 Sat Aug 7 00:06:54 1999 Jeffrey A Law (law@cygnus.com)
3002 * Makefile.in (TAROUTOPTS): Kill.
3003 (install-headers-tar): Use "xpf" for tar headerfile extraction
3004 * i370/x-oe (TAROUTOPTS): Delete.
3005 * m68k/x-apollo68 (TAROUTOPTS): Delete.
3006 * m68k/x-hp320 (TAROUTOPTS): Delete.
3007 * m68k/x-hp320g (TAROUTOPTS): Delete.
3008 * gcc.texi: Update bug reporting text.
3010 1999-08-6 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
3012 * reg-stack.c (change_stack) Fixed problem with negative array index.
3014 Fri Aug 6 23:08:44 1999 Jeffrey A Law (law@cygnus.com)
3016 * extend.texi, install.texi: Fix spelling mistakes.
3018 * Makefile.in (PREMADE_ATTRTAB_MD, PREMADE_ATTRTAB): Delete.
3019 (s-attrtab); No longer try to use pre-made insn-attrtab file.
3020 * mips/t-bsd: Delete references to obsolete PREMADE_ATTRTAB and
3022 * mips/t-ecoff: Likewise.
3023 * mips/t-elf: Likewise.
3024 * mips/t-mips: Likewise.
3025 * mips/t-osfrose: Likewise.
3026 * mips/t-r3900: Likewise.
3027 * mips/t-svr3: Likewise.
3028 * mips/t-svr4: Likewise.
3029 * mips/t-ultrix: Likewise.
3031 * gcc.texi: Document recommend means to provide software floating
3032 point libraries in libgcc.a
3034 1999-08-06 Jason Merrill <jason@yorick.cygnus.com>
3036 * c-lex.c (yylex): We can have a number with no digits.
3038 Fri Aug 6 16:53:55 EDT 1999 John Wehle (john@feith.com)
3040 * jump.c (delete_prior_computation): New function, broken
3041 out of delete_computation. Check for side effects with
3042 side_effects_p instead of FIND_REG_INC_NOTE. Handle
3043 multi-word hard registers.
3044 (delete_computation): Use it. Check for side effects with
3045 side_effects_p instead of FIND_REG_INC_NOTE. Synthesize a
3046 missing REG_DEAD note for a register which is both set and
3049 Fri Aug 6 11:05:29 1999 Jeffrey A Law (law@cygnus.com)
3051 * elf.h (TEXT_SPACE_P, FUNCTION_NAME_P): Delete.
3052 (ASM_GLOBALIZE_LABEL, ASM_OUTPUT_INT, ASM_OUTPUT_DOUBLE_INT): Likewise.
3053 (ASM_FILE_START): Import _mcount with the right type.
3054 (ASM_DECLARE_FUNCTION_NAME): Define.
3055 (ASM_OUTPUT_EXTERNAL, ASM_OUTPUT_EXTERNAL_LIBCALL): Define.
3056 * pa.c (output_function_prologue): Always emit the function's label
3058 * pa.h (TEXT_SPACE_P): Define.
3059 (FUNCTION_NAME_P, ENCODE_SECTION_INFO, STRIP_NAME_ENCODING): Likewise.
3060 (ASM_OUTPUT_INT, ASM_OUTPUT_DOUBLE_INT, ASM_GLOBALIZE_LABEL): Likewise.
3061 * som.h (TEXT_SPACE_P): Delete.
3062 (FUNCTION_NAME_P, ENCODE_SECTION_INFO, STRIP_NAME_ENCODING): Likewise.
3063 (ASM_GLOBALIZE_LABEL, ASM_OUTPUT_INT): Likewise.
3065 Thu Aug 5 19:29:39 1999 Jim Wilson <wilson@cygnus.com>
3067 * expr.c (emit_group_load): Allow src to be a CONCAT.
3069 Thu Aug 5 22:27:15 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
3071 * config/sh/lib1funcs.asm (___movstrSI0): Change or r0,r0,r0 to nop.
3072 (___mulsi3): Use '!' comment character.
3074 Thu Aug 5 13:34:14 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3076 * reload1.c (maybe_fix_stack_asms): Also declare P as "const char *".
3078 Thu Aug 5 02:40:42 1999 Jeffrey A Law (law@cygnus.com)
3080 * gcc.c: Update URLs and mail addresses.
3081 * gcc.texi: Likewise.
3083 Thu Aug 5 01:14:13 1999 Daniel Jacobowitz <drow@false.org>
3085 * rs6000.c (current_file_function_operand): Return zero for
3087 (rs6000_encode_section_info): Do not set SYMBOL_REF_FLAG for
3089 * rs6000.h (ENCODE_SECTION_NIFO): Do not set SYMBOL_REF_FLAG
3092 Thu Aug 5 00:56:30 1999 Geoffrey Keating <geoffk@cygnus.com>
3094 * rs6000.c (rs6000_stack_info): For ABI_V4/ABI_SOLARIS -fpic, always
3095 allocate space in the stack frame for the PIC register.
3097 Thu Aug 5 00:20:47 1999 Jeffrey A Law (law@cygnus.com)
3099 * m68k.md (xordi3, anddi3): These patterns are not available on
3102 Wed Aug 4 23:39:20 1999 Mark Mitchell <mark@codesourcery.com>
3104 * real.c (GET_REAL): Don't violate ANSI/ISO aliasing rules.
3105 (PUT_REAL): Likewise.
3107 Wed Aug 4 20:45:04 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
3109 * final.c (shorten_branches): Don't add an alignment for loops
3110 that have no label inside.
3112 Wed Aug 4 16:39:24 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3114 * builtins.c (expand_builtin_memcmp, expand_builtin_strcmp): Wrap
3115 prototypes in macro HAVE_cmpstrsi.
3117 * cpplib.c (cpp_get_token): Remove unused label `op3'.
3119 * emit-rtl.c (operand_subword): Remove unused variable
3122 * rtl.c (shallow_copy_rtx): Remove unused variable `format_ptr'.
3124 * tree.c (chainon): Wrap variable `t2' in macro ENABLE_CHECKING.
3126 Wed Aug 4 13:29:23 1999 Zack Weinberg <zack@bitmover.com>
3128 * cpphash.c (macroexpand): Delete leading whitespace when arg
3129 is concatenated before.
3130 (unsafe_chars): Correct test for whether + and - can extend a
3133 * cppinit.c (cpp_start_read): Do dependencies for
3134 -include/-imacros files also.
3136 * cpplib.c (cpp_scan_buffer): In no-output mode, don't bother
3137 tokenizing non-directive lines.
3138 (cpp_expand_to_buffer): Temporarily disable no-output mode.
3139 * cppmain.c: In no-output mode, just call cpp_scan_buffer for
3142 Wed Aug 4 12:53:44 1999 Jason Merrill <jason@yorick.cygnus.com>
3144 * expr.c (expand_expr, case PLUS_EXPR): Fix parallel case, too.
3146 * c-lex.c: Sync with C++ frontend.
3147 (linemode): New variable.
3148 (parse_float): imag, conversion_errno, and type are output only.
3149 (yylex): Adjust. Move initial '.' case into main switch.
3151 (handle_generic_pragma): Just deal with tokens.
3152 (readescape): Use ISXDIGIT and ISGRAPH.
3153 * c-parse.in: Add END_OF_LINE token.
3155 * c-lex.c (lang_init): Generalize.
3156 (nextchar): Remove. Replace uses with UNGETC.
3157 (skip_white_space): Handle linemode here. Optimize for cpplib.
3158 (skip_white_space_on_line): Remove.
3159 (extend_token_buffer_to): New fn.
3160 (extend_token_buffer): Use it.
3161 (read_line_number, check_newline): Just deal with tokens.
3162 (token_getch, token_put_back): New fns.
3163 (yylex): Use them. More cpplib optimizations. Simplify.
3165 Wed Aug 4 12:53:44 1999 Michael Tiemann <tiemann@holodeck.cygnus.com>
3166 Jason Merrill <jason@yorick.cygnus.com>
3168 * c-lex.c (init_parse): Set cpp_token to CPP_DIRECTIVE.
3169 (consume_string): Make this smart about USE_CPPLIB.
3170 (check_newline): Rewrite to be intelligent about USE_CPPLIB.
3171 (yylex): Rewrite to be intelligent about USE_CPPLIB.
3172 Also, clean up cases where we redundantly set token_buffer[0].
3173 (read_line_number): New fn.
3174 (ignore_escape_flag): New variable.
3176 Wed Aug 4 13:12:17 1999 Jeffrey A Law (law@cygnus.com)
3178 * a29k/t-a29kbare: Fix some comments.
3179 (LIB2FUNCS_EXTRA): Remove fp-bit.c and dp-bit.c
3180 (FPBIT, DPBIT): Define.
3181 * a29k/t-vx29k: Likewise.
3182 * arc/t-arc: Likewise.
3183 * arm/t-arm-elf: Likewise.
3184 * arm/t-bare: Likewise.
3185 * arm/t-pe: Likewise.
3186 * arm/t-pe-thumb: Likewise.
3187 * arm/t-semi: Likewise.
3188 * arm/t-thumb: Likewise.
3189 * arm/t-thumb-elf: Likewise.
3190 * arm/t-thumb-linux: Likewise.
3191 * h8300/t-h8300: Likewise.
3192 * i960/t-i960: Likewise.
3193 * i960/t-vxworks960: Likewise.
3194 * m32r/t-m32r: Likewise.
3195 * mips/t-ecoff: Likewise.
3196 * mips/t-elf: Likewise.
3197 * mips/t-r3900: Likewise.
3198 * pa/t-pro: Likewise.
3199 * rs6000/t-aix43: Likewise.
3200 * rs6000/t-beos: Likewise.
3201 * rs6000/t-newas: Likewise.
3202 * rs6000/t-ppccomm: Likewise.
3203 * rs6000/t-rs6000: Likewise.
3204 * rs6000/t-winnt: Likewise.
3205 * rs6000/t-xnewas: Likewise.
3206 * rs6000/t-xrs6000: Likewise.
3207 * sh/t-sh: Likewise.
3208 * sparc/t-elf: Likewise.
3209 * sparc/t-sparcbare: Likewise.
3210 * sparc/t-sparclite: Likewise.
3211 * sparc/t-splet: Likewise.
3212 * v850/t-v850: Likewise.
3213 * mn10200/t-mn10200: Fix comments.
3214 * mn10300/t-mn10300: Likewise.
3216 * pa.md (divsi3, udivsi3, modsi3, umodsi3 expanders): Clobber a new
3217 dummy operand. Allocate a new pseudo for the dummy operand.
3218 (divsi3, udivsi3, modis3, umodsi3 patterns): Corresponding changes.
3220 * pa.md (movqi, movhi patterns): Do not expose FP regs to regclass.
3222 Wed Aug 4 11:53:55 1999 Tom Tromey <tromey@cygnus.com>
3224 * configure: Rebuilt.
3225 * configure.in: Removed --enable-java-gc option and JAVAGC subst.
3227 Wed Aug 4 09:06:14 1999 Richard Earnshaw (rearnsha@arm.com)
3229 * recog.c (preproces_constraints): Zero recog_op_alt before
3230 processing the constraints.
3232 * arm.c (typedef minipool_node): Renamed from pool_node.
3233 (minipool_vector, minipool_size, minipool_vector_label): Similarly.
3234 (add_minipool_constant): New function.
3235 (dump_minipool): New function.
3236 (find_barrier): Remove special case for getting the insn size of
3237 an insn that references the constant pool.
3238 (minipool_fixup): New structure.
3239 (push_minipool_barrier): New function.
3240 (push_minipool_fix): New function.
3241 (note_invalid_constants): New function.
3242 (add_pool_constant, dump_table, fixit, broken_move): Delete.
3243 (arm_reorg): Rewrite code to fix up the constant pool into a
3244 series of mini-pools embedded in the insn stream.
3245 (arm_output_epilogue): New function, made mainly from the body
3246 of output_func_epilogue.
3247 (output_func_epilogue): Move insn generation part of epilogue code
3248 to arm_output_epilogue.
3249 * arm.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY): Delete.
3250 * arm.md (pool_range): New attribute.
3251 (zero_extendqidi2): Add attribute pool_range.
3252 (zero_extend_hisi_insn, load_extendqisi, extendhisi_insn,
3253 extendqihi_insn, extendqisi_insn, movdi, movsi_insn, pic_load_addr,
3254 pic_load_addr_based_insn, movhi_insn_arch4, movhi_insn_littleend,
3255 movhi_insn_bigend, loadhi_si_bigend, movsf_hard_insn, movsf_soft_insn,
3256 movdf_hard_insn, movdf_soft_insn, movxf_hard_insn): Likewise.
3257 (epilogue): New expand.
3258 (epilogue_insn): New insn. Call arm_output_epilogue.
3260 * arm.c (arm_poke_function_name): Undo change of July 17. Tidy up.
3261 * arm.h (TARGET_SWITCHES): Add missing doc string for TARGET_DEFAULT.
3263 Mon Aug 2 19:18:44 1999 Jason Merrill <jason@yorick.cygnus.com>
3265 * linux.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
3267 1999-08-04 Mark Elbrecht <snowball3@bigfoot.com>
3269 * config/i386/djgpp.h (BSS_SECTION_ASM_OP): Define.
3271 Wed Aug 4 02:15:32 1999 Richard Henderson <rth@cygnus.com>
3273 * jump.c (delete_insn): Delete the addr_vec when deleting a tablejump.
3275 Wed Aug 4 01:48:08 1999 Jim Kingdon <http://developer.redhat.com>
3277 * global.c: Fix comment.
3279 Wed Aug 4 01:43:01 1999 Ian Lance Taylor <ian@zembu.com>
3281 * gcc.c (access_check): New static function.
3282 (find_a_file): Use it when searching a directory list.
3283 * collect2.c (find_a_file): Don't accept directories found when
3284 searching a directory list.
3286 Wed Aug 4 01:40:43 1999 Philippe De Muyter <phdm@macqel.be>
3288 * tlink.c (symbol_hash_lookup): Do not prefix functions used as
3289 function parameters with `&'.
3290 (file_hash_lookup, demangled_hash_lookup, tlink_init): Ditto.
3292 Wed Aug 4 01:08:44 1999 Jeffrey A Law (law@cygnus.com)
3294 * flow.c (delete_unreachable_blocks): Do not call merge_blocks
3295 or tidy_fallthru_edge if the last insn in the block is not
3296 an unconditional jump or a simple conditional jump.
3298 Tue Aug 3 20:21:20 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
3300 * Makefile.in (c-decl.o): Depends on defaults.h.
3302 Tue Aug 3 14:14:52 1999 Jeffrey A Law (law@cygnus.com)
3304 * pa.h (HARD_REGNO_NREGS): FP registers are always 4 bytes wide for
3306 (CLASS_MAX_NREGS): Likewise.
3308 Tue Aug 3 03:51:20 1999 Jeffrey A Law (law@cygnus.com)
3310 * cse.c (cse_insn): Fix dumb thinko in last change.
3312 Tue Aug 3 10:36:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3314 * reload1.c (maybe_fix_stack_asms): Declare CONSTRAINTS as
3317 Mon Aug 2 23:45:45 1999 Hans-Peter Nilsson <hp@bitrange.com>
3319 * dwarf2out.c (add_location_or_const_value_attribute): Correct
3320 test for sizes of passed and declared parameter types.
3322 Tue Aug 3 00:03:41 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3324 * fixincludes: Fix the return type of bsearch, char* -> void*.
3326 * fixinc/inclhack.def: Likewise.
3328 Mon Aug 2 18:29:32 1999 Mark Mitchell <mark@codesourcery.com>
3330 * invoke.texi (-fdump-translation-unit): New option.
3332 Mon Aug 2 17:54:19 1999 Richard Henderson <rth@cygnus.com>
3334 * expr.h (PROMOTE_PROTOTYPES): Move ...
3335 * defaults.h: ... to here.
3336 * c-decl.c: Include defaults.h instead of expr.h.
3337 * c-typeck.c: Include defaults.h.
3339 Mon Aug 2 17:10:24 1999 Mark Mitchell <mark@codesourcery.com>
3341 * toplev.h (errorcount): Declare.
3342 (warningcount): Likewise.
3343 (sorrycount): Likewise.
3344 * c-lex.c (errorcount): Don't declare.
3345 * dwarf2out.c (errorcount): Don't declare.
3347 Mon Aug 2 17:02:08 1999 Jason Merrill <jason@yorick.cygnus.com>
3349 * config/libgloss.h: Add a note discouraging use with ELF.
3350 * configure.in: Don't use libgloss.h for ELF targets.
3351 Always use_collect2 on a.out targets.
3353 Mon Aug 2 16:27:42 1999 Jim Wilson <wilson@cygnus.com>
3355 * combine.c (force_to_mode, case LSHIFTRT): Add goto shiftrt.
3356 (force_to_mode, case ASHIFTRT): Add shiftrt label.
3358 Tue Aug 3 00:45:02 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
3360 * loop.c (strength_reduce): When doing biv->giv conversion, update
3361 reg note of NEXT->insn.
3363 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
3365 * real.c (PUT_REAL): Clear unused bytes if long double is IEEE quad.
3367 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
3369 * c-decl.c (get_parm_info, store_parm_decls): Change all uses of
3370 PROMOTE_PROTOTYPES, so that it tests it as a C expression.
3371 Ensure expr.h is included.
3372 * c-typecheck.c (convert_arguments): Ditto.
3374 * expr.h: Supply default for PROMOTE_PROTOTYPES (0).
3376 * config/arc/arc.h: Define PROMOTE_PROTOTYPES to 1.
3377 * config/convex/convex.h: Ditto.
3378 * config/dsp16xx/dsp16xx.h: Ditto.
3379 * config/fx80/fx80.h: Ditto.
3380 * config/gmicro/gmicro.h: Ditto.
3381 * config/i370/i370.h: Ditto.
3382 * config/i386/i386.h: Ditto.
3383 * config/m32r/m32r.h: Ditto.
3384 * config/m68k/m68k.h: Ditto.
3385 * config/m88k/m88k.h: Ditto.
3386 * config/mips/mips.h: Ditto.
3387 * config/pa/pa.h: Ditto.
3388 * config/pyr/pyr.h: Ditto.
3389 * config/tahoe/tahoe.h: Ditto.
3390 * config/we32k/we32k.h: Ditto.
3392 * config/sparc/sparc.h: Define PROMOTE_PROTOTYPES
3395 * config/i1750a/i1750a.h: Define PROMOTE_PROTOTYPES to 0.
3397 * config/i860/paragon.h: Remove PROMOTE_PROTOTYPES
3400 * tm.texi: Document new usage of PROMOTE_PROTOTYPES.
3402 1999-08-02 Richard Henderson <rth@cygnus.com>
3404 * m32r.c (m32r_setup_incoming_varargs): Use get_varargs_alias_set
3405 for the register spill block.
3407 * m32r.h (EXPAND_BUILTIN_VA_ARG): New.
3408 (EXPAND_BUILTIN_SAVEREGS): Delete #if 0 code.
3410 * m32r.h (INT8_P): Don't short-cut test with (unsigned).
3411 (INT16_P, CMP_INT16_P, UINT16_P): Likewise.
3412 (UPPER16_P, UINT24_P, INT32_P, UINT5_P): Likewise.
3414 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
3416 * config/sparc/linux.h: Define WCHAR_TYPE as "int" and undef
3417 MAX_WCHAR_TYPE defined in sparc.h.
3418 * config/sparc/linuxaout.h: Likewise.
3419 * config/sparc/linux64.h: Likewise.
3420 Also default to -mvis if CPU is UltraSPARC.
3422 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
3424 * config/sparc/sparc.h (ASM_DECLARE_REGISTER_GLOBAL): New macro.
3425 (RTX_OK_FOR_OLO10): Likewise.
3426 (GO_IF_LEGITIMATE_ADDRESS): If assembler supports offsetable
3427 %lo(), allow it in addresses...
3428 (PRINT_OPERAND_ADDRESS): ... and print it appropriately.
3429 * config/sparc/sparc.md (sethi_di_medlow_embmedany_pic): sethi %lo()
3430 does not make sense.
3431 * config/sparc/sparc.c (sparc_hard_reg_printed): New array.
3432 (sparc_output_scratch_registers): New function.
3433 (output_function_prologue, sparc_flat_output_function_prologue): Use
3435 * varasm.c (make_decl_rtl): Use ASM_DECLARE_REGISTER_GLOBAL if
3437 * tm.texi (ASM_DECLARE_REGISTER_GLOBAL): Document it.
3438 * configure.in: Add check for .register pseudo-op support in as and
3439 check for offsetable %lo().
3440 * acconfig.h: Add templates for the above checks.
3441 * configure: Regenerate.
3443 1999-08-02 Richard Henderson <rth@cygnus.com>
3445 * sparc/linux64.h (TARGET_DEFAULT): Remove MASK_APP_REGS.
3446 * sparc/sol2-sld-64.h (TARGET_DEFAULT): Likewise.
3447 * sparc/sol2.h (TARGET_DEFAULT): Likewise.
3449 Mon Aug 2 23:46:45 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
3451 * loop.c (strength_reduce): When doing biv->giv conversion, fix up
3454 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
3456 * config/float-sparc.h: New file.
3457 * configure.in: Use float_format=sparc for sparc-*-linux-gnulibc1,
3458 sparc-*-linux-gnu and sparc64-*-linux*.
3460 1999-08-02 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3462 * rs6000.c (rs6000_va_list): Type is an array.
3463 (rs6000_va_start): Don't doubly adjust for varargs.
3464 (rs6000_va_arg): Evaluate long long GPR adjustment.
3466 Mon Aug 2 16:15:57 1999 David Edelsohn <edelsohn@gnu.org>
3468 * rs6000/aix43.h (SUBTARGET_SWITCHES): Use -m64 and -m32 instead of
3469 -maix64 and -maix32.
3470 (ASM_SPEC, ASM_CPU_SPEC, CPP_SPEC, CPP_CPU_SPEC, LIB_SPEC,
3471 LINK_SPEC): Change appropriately.
3472 * rs6000/rs6000.c (short_cint_operand): Use CONST_OK_FOR_LETTER_P.
3473 (u_short_cint_operand): Likewise.
3474 * rs6000/rs6000.md (movdi splitters): Add TARGET_POWERPC64 support
3476 * rs6000/t-aix43 (MULTILIB): Change to -m64.
3478 * invoke.texi (RS/6000 Submodel): Document 64-bit processor options.
3480 Mon Aug 2 16:15:57 1999 Geoff Keating <geoffk@cygnus.com>
3482 * rs6000/rs6000.c (num_insns_constant_wide): Correct
3484 (add_operand): Get test correct for 64-bit HOST_WIDE_INT.
3485 (non_add_cint_operand): Likewise.
3486 (logical_operand): Likewise.
3487 (non_logical_cint_operand): Likewise.
3488 (print_operand): Correct printf()s for 64-bit HOST_WIDE_INT.
3489 (print_operand_address): Correct printf() for 64-bit HOST_WIDE_INT.
3490 (rs6000_select_rtx_section): Suppress warning.
3491 (small_data_operand): Suppress warning.
3492 (rs6000_got_register): Suppress warning.
3493 * rs6000/rs6000.md (andsi3): HOST_WIDE_INT is a signed
3494 type, so `J' is generally the wrong constraint for a SImode value;
3496 (andsi3_internal2): Likewise.
3497 (andsi3_internal3): Likewise.
3498 (iorsi3_internal1): Likewise.
3499 (xorsi3_internal1): Likewise.
3501 (movsf_softfloat): Likewise.
3502 (scc insns): Likewise.
3503 (movsi+2): Preserve sign bits of SImode constant.
3504 (floatsidf2_internal+1): Sign-extend SImode constant correctly.
3505 (movdf+1): Sign-extend properly.
3506 (movdi_32+1): Sign-extend properly.
3507 (scc insns): Sign-extend properly.
3509 * md.texi (RS/6000 EXTRA_CONSTRAINTS): Update documentation for J,
3512 1999-08-02 Richard Henderson <rth@cygnus.com>
3514 * alpha.c (override_options): Move ev6 alpha_tp frobbing out of
3516 (print_operand): Notice alpha_fptm not alpha_tp for sw completion.
3517 * alpha.md (all fp insns): Likewise.
3519 1999-08-02 Nick Clifton <nickc@cygnus.com>
3521 * config/v850/v850.h (STRICT_ALIGNMENT): Only define if not
3524 Mon Aug 2 03:38:33 1999 Jeffrey A Law (law@cygnus.com)
3526 * pa.c (legitimize_pic_address): Clarify comments. Do not call the
3527 pic_load_label generator directly.
3528 * pa.md (pic_load_label): Clarify comments. Remove modes on operands.
3529 No longer a named pattern.
3531 Mon Aug 2 09:38:10 1999 Nick Clifton <nickc@cygnus.com>
3533 * explow.c (force_reg): Call force_operand if X does not
3534 satisfy general_operand.
3536 Mon Aug 2 01:34:22 1999 Jeffrey A Law (law@cygnus.com)
3538 * fix-header.c (main): When testing for CONTINUED, use string
3539 equality, not pointer equality.
3541 Mon Aug 2 01:27:24 1999 Dan Nicolaescu <dann@ics.uci.edu>
3543 * sparc.c (sparc_block_profiler): Use the %g2 register, not %o0.
3545 Sun Aug 1 22:46:42 1999 Jeffrey A Law (law@cygnus.com)
3547 * cse.c (cse_insn): Fix loop which deletes insns after a jump
3548 that has become an unconditional jump.
3550 * m68k.c (output_function_prologue): Fix typo in CPU32 case.
3551 (output_function_epilogue): Similarly.
3553 Sun Aug 1 20:14:00 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3555 * tree.h (init_dummy_function_start): Declare.
3557 Sun Aug 1 12:55:31 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3559 * stmt.c (emit_filename, emit_lineno, expr_stmts_for_value,
3560 last_expr_type, last_expr_value, block_start_count, block_stack,
3561 stack_block_stack, cond_stack, loop_stack, case_stack, nesting_stack,
3562 nesting_depth, goto_fixup_chain): Delete global vars; now allocated
3563 dynamically in stmt elt of struct function for each function.
3564 (struct nesting): Rename function_call_count elt to n_function_calls,
3565 target_temp_slot_level to block_target_temp_slot_level. All users
3567 (struct stmt_status): New structure definition.
3568 Add many accessor macros for stmt_status elements which previously
3569 were global variables.
3570 (init_stmt_for_function): Allocate stmt elt for current_function.
3571 Reflect that block_start_count was renamed to
3572 current_block_start_count.
3573 (save_stmt_status, restore_stmt_status): Delete functions.
3574 (preserve_subexpressions_p): Don't access loop_stack when outside
3576 (expand_start_bindings): Reflect that block_start_count was renamed to
3577 current_block_start_count.
3578 (expand_fixup): Likewise.
3579 (expand_decl): Don't access block_stack when outside a function.
3580 (expand_decl_cleanup): Likewise.
3581 (expand_dcc_cleanup): Likewise.
3582 (expand_dhc_cleanup): Likewise.
3583 (expand_anon_union_decl): Likewise.
3584 (set_file_and_line_for_stmt): New function.
3585 (in_control_zone_p): New function.
3587 * function.h (struct function): Add new elt stmt.
3588 Delete elts block_stack, stack_block_stack, cond_stack, loop_stack,
3589 case_stack, nesting_stack, nesting_depth, block_start_count,
3590 last_expr_type, last_expr_value, expr_stmts_for_value, emit_filename,
3591 emit_lineno, goto_fixup_chain.
3592 (save_eh_status, restore_eh_status, save_stmt_status,
3593 restore_stmt_status): Delete declarations.
3594 * function.c (push_function_context_to): Don't call save_stmt_status.
3595 (pop_function_context_to): Don't call restore_stmt_status.
3596 * tree.h (in_control_zone_p): Declare.
3597 * rtl.h (set_file_and_line_for_stmt): Declare.
3599 * emit-rtl.c (emit_line_note): Don't set emit_filename/emit_lineno;
3600 call set_file_and_line_for_stmt.
3602 Thu Jul 31 12:34:45 1999 Joe Buck <jbuck@synopsys.com>
3604 * gcc.texi: Use terms "GNU Compiler Collection" and "GCC".
3605 Also update copyright.
3607 Sat Jul 31 11:10:07 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3609 * c-pragma.c: Don't include "except.h".
3610 * emit-rtl.c: Likewise.
3611 * stor-layout.c: Likewise.
3613 * varasm.c: Likewise.
3615 * flow.c: Include "function.h".
3616 * tree.h (init_dummy_function_start): Declare new function.
3618 * except.h (struct eh_status): New structure.
3619 (struct label_node, struct eh_entry): Declare even if tree.h hasn't
3621 (eh_return_stub_label, ehstack, catchstack, ehqueue,
3622 catch_clauses, false_label_stack, caught_return_label_stack,
3623 protect_list, current_function_ehc): Add accessor macros for the
3624 corresponding fields in current_function->eh; delete declarations
3625 for all items that used to be declared here.
3626 * except.c (eh_return_stub_label, ehstack, catchstack, ehqueue,
3627 catch_clauses, false_label_stack, caught_return_label_stack,
3628 protect_list, current_function_ehc): Delete variables.
3629 (init_eh_for_function): Allocate current_function->eh.
3630 (save_eh_status, restore_eh_status): Delete functions.
3632 * function.h (struct function): Add fields next_global and eh.
3633 Delete all exception handling related fields.
3634 * function.c (current_function): New variable.
3635 (all_functions): New variable.
3636 (push_function_context_to): Don't allocate a struct function,
3637 use current_function instead. Call init_dummy_function_start when
3638 outside a function. Clear current_function before returning.
3639 (pop_function_context_from): Restore current_function.
3640 Don't free the restored struct function.
3641 (prepare_function_start): New function.
3642 (init_dummy_function_start): New function.
3643 (init_function_start): Break out some code into prepare_function_start
3646 * stmt.c (save_stmt_status): Don't call save_eh_status.
3647 (restore_stmt_status): Don't call restore_eh_status.
3649 * Makefile.in: Update dependencies.
3651 Sat Jul 31 04:10:01 1999 Jeffrey A Law (law@cygnus.com)
3653 * pa.c (compute_frame_size): Use STARTINg_FRAME_OFFSET instead
3654 of depending on a magic constant value. Update comments.
3655 (hppa_expand_prologue): Similarly.
3657 * pa.md (reload_indi, reload_outdi): Allow any register for the
3658 original reload register.
3660 Fri Jul 30 19:41:35 1999 Jim Wilson <wilson@cygnus.com>
3662 * cccp.c (print_help): Change marcos to macros.
3664 1999-07-30 Richard Henderson <rth@cygnus.com>
3666 * c-typeck.c (initializer_constant_valid_p): Move ...
3667 * c-common.c (initializer_constant_valid_p): ... here. Use
3668 FOO_TYPE_P instead of tests against TREE_CODE. Allow subtraction
3670 * c-common.h (initializer_constant_valid_p): Declare.
3671 * c-tree.h (initializer_constant_valid_p): Remove.
3673 Fri Jul 30 16:33:42 1999 Mathias Froehlich <frohlich@na.uni-tuebingen.de>
3675 * config/i386/sol2-c1.asm: Align the stack.
3676 * config/i386/sol2-gc1.asm: Likewise.
3678 1999-07-30 Vladimir Makarov <vmakarov@loony.cygnus.com>
3680 * config/sparc/sparc.h (ASM_CPU32_DEFAULT_SPEC): Change -Av8 onto
3681 -Asparclite for sparc86x.
3682 (CPP_CPU32_DEFAULT_SPEC, CPP_CPU_SPEC): Remove -D__sparc_v8__ for
3684 (ASM_CPU_SPEC): Use -Asparclite for sparc86x.
3686 Fri Jul 30 14:53:56 1999 Jakub Jelinek <jj@ultra.linux.cz>
3688 * config/sparc/linux64.h (CC1_SPEC): Preserve CPU specified by
3689 the user if using the non-default arch size in BI_ARCH configuration.
3690 * config/sparc/sol2-sld-64.h (CC1_SPEC): Ditto.
3692 * config/sparc/sparc.md (cmp_mul_set, cmp_udiv_cc_set):
3693 Fix patterns so that they actually match.
3694 (cmp_sdiv_cc_set): Ditto, also don't require g0 to be zero.
3695 (mulsidi3_sp64, const_mulsidi3_sp64): New patterns.
3696 (const_mulsidi3_sp32): Renamed from const_mulsidi3, only on
3698 (mulsidi3): Reflect this in the expand.
3699 (smulsi3_highpart): Only on TARGET_ARCH32.
3700 (umulsidi3_sp64, const_umulsidi3_sp64): New patterns.
3701 (const_umulsidi3_sp32): Renamed from const_umulsidi3.
3702 (umulsidi3): Reflect this in the expand.
3703 (umulsi3_highpart): Only on TARGET_ARCH32.
3704 (divsi3_sp32): Renamed from divsi3, only on TARGET_ARCH32,
3705 don't require g0 to be zero.
3706 (udivsi3_sp32): Renamed from udivsi3, only on TARGET_ARCH32.
3707 ({,u}divsi3): New expands.
3708 ({,u}divsi3_sp64): New patterns.
3709 (after lshrdi3_v8plus): Four new patterns to help combiner
3710 optimizing nested mixed mode shifts.
3712 * config/sparc/sparc.c (sparc_override_options): Use deprecated
3713 v8 instructions if optimizing for UltraSPARC I, II, IIi, as it
3714 speed things up. Don't use them by default on plain v9 in 64bit
3715 mode, according to what SPAMv9 sais.
3717 * config/sparc/sparc.h: Fix comments, e.g. Linux already preserves
3718 top 32 bits of %[og][0-7] in signal handlers.
3719 Also, TARGET_HARD_MUL32 now is only true for TARGET_ARCH32.
3721 Fri Jul 30 03:00:41 1999 Jeffrey A Law (law@cygnus.com)
3723 * pa.md (zvdep_imm32): Renamed from zvdep_imm.
3724 (ashlsi3): Corresponding changes.
3726 * pa.c (compute_zdepwi_operands): Renamed from compute_zdepi_operands.
3728 Thu Jul 29 18:37:13 1999 Jeffrey A Law (law@cygnus.com)
3730 * pa.h (FIRST_PARM_CALLER_OFFSET): Delete.
3732 Thu Jul 29 19:01:58 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3734 * arm.h (Hint): Delete macro.
3735 Substitute HOST_WIDE_INT for Hint in some prototypes.
3736 * arm.c: Substitute HOST_WIDE_INT for Hint in one prototype.
3738 Thu Jul 29 09:21:42 1999 Nick Clifton <nickc@cygnus.com>
3740 * builtins.c (expand_builtin_setjmp): Use force_operand to
3741 make sure that the buffer address is in a suitable form to be
3742 passed to force_reg.
3744 Wed Jul 28 12:50:48 1999 Geoff Keating <geoffk@cygnus.com>
3746 * config/mips/mips.c: system.h handles MIN and MAX, don't undefine
3749 Wed Jul 28 13:18:35 1999 Jeffrey A Law (law@cygnus.com)
3751 * pa.md (indirect_jump): Remove mode from match_operand. Verify
3752 proper mode in the condition string.
3753 (icacheflush, dcacheflush): Remove modes from match_operands.
3755 * pa.c (emit_move_sequence): Always convert scratch_reg to the
3756 proper mode before using it.
3758 * pa.md (adddi3, subdi3): Turn into a define_expand/define_insn
3761 * pa.c (store_reg): Do not call add_high_const generator directly.
3762 (load_reg, set_reg_plus_d): Likewise.
3763 * pa.md (add_high_const): No longer a named pattern.
3765 * pa.c (legitimize_address): Consistently use Pmode rather than
3766 SImode. Do not call gen_pic2_highpart directly anymore.
3767 * pa.md (pic2_highpart): No longer a named pattern.
3768 (pic2_lo_sum): Similarly. Reformat to make more readable.
3770 * pa.md (call, call_value): Use "word_mode" instead of "SImode" as
3775 Wed Jul 28 11:28:04 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3777 * builtins.c (expand_builtin): Typo in call to expand_builtin_ffs.
3779 Wed Jul 28 11:23:48 1999 Richard Henderson <rth@cygnus.com>
3781 * pa.c (hppa_builtin_saveregs): Use get_varargs_alias_set
3782 and tag the spill mems.
3783 (hppa_va_start): New.
3785 * pa.h (EXPAND_BUILTIN_VA_START): New.
3786 (EXPAND_BUILTIN_VA_ARG): New.
3788 Wed Jul 28 11:22:21 1999 Richard Henderson <rth@cygnus.com>
3790 * mn10300.c (mn10300_builtin_saveregs): Use get_varargs_alias_set
3791 and tag the spill mems.
3792 (mn10300_va_start): New.
3793 (mn10300_va_arg): New.
3794 * mn10300.h (EXPAND_BUILTIN_VA_START): New.
3795 (EXPAND_BUILTIN_VA_ARG): New.
3797 Wed Jul 28 11:20:19 1999 Richard Henderson <rth@cygnus.com>
3799 * mn10200.c (mn10200_va_arg): New.
3800 * mn10200.h (EXPAND_BUILTIN_VA_ARG): New.
3802 Wed Jul 28 11:19:06 1999 Richard Henderson <rth@cygnus.com>
3804 * builtins.c (std_expand_builtin_va_arg): Use int_size_in_bytes
3805 rather than play with TREE_INT_CST_LOW.
3807 1999-07-27 Philip Blundell <pb@nexus.co.uk>
3809 * config/arm/telf.h: Include dbxelf.h.
3810 (CPP_PREDEFINES): Only define if not already defined.
3811 (ASM_IDENTIFY_GCC): Likewise.
3812 (SUBTARGET_EXTRA_SECTIONS): Likewise.
3813 (SUBTARGET_EXTRA_SECTION_FUNCTIONS): Likewise.
3814 * config/arm/thumb.h (LINK_SPEC): Only define if not already
3816 (DBX_DEBUGGING_INFO): Don't define.
3817 * config/arm/linux-telf.h: New file.
3818 * config/arm/linux-tgas.h: New file.
3819 * config/arm/t-thumb-linux: New file.
3820 * config/arm/uclinux-elf.h: New file.
3821 * config/arm/uclinux-telf.h: New file.
3822 * configure.in (arm-*-uclinux, thumb-*-linux-gnu,
3823 thumb-*-uclinux): New targets.
3824 * configure: Regenerate.
3826 Tue Jul 27 23:20:21 1999 Jeffrey A Law (law@cygnus.com)
3828 * pa.md (post_store, pre_load): New expanders.
3829 (post_stwm, pre_ldwm): Renamed to post_stw and pre_ldw respectively.
3830 (post_ldwm, pre_stwm): Make these unnamed patterns since we never
3831 need to directly generate RTL for them.
3832 * pa.c (hppa_expand_prologue, hppa_expand_epilogue): Corresponding
3835 Tue Jul 27 16:05:52 1999 David Edelsohn <edelsohn@gnu.org>
3837 * aix43.h (ASM_CPU_SPEC, CPP_CPU_SPEC): Add rs64a and PPC630.
3838 * rs6000.c (processor_target_table): Add powerpc64, rs64a, and PPC630.
3839 (rs6000_cpu): Choose between 32-bit and 64-bit default processors.
3840 (secndary_reload_class): Make TARGET_ELF conditional compile.
3841 (print_operand_address): Similar.
3842 (output_toc): Print all values as hex.
3843 (get_issue_rate): Rearrange and add RS64A and PPC630.
3844 * rs6000.h (processor_type): Add RS64A and PPC630.
3845 (PROCESSOR_POWERPC64): New.
3846 (PROMOTE_MODE): Use word_mode.
3847 (RTX_COSTS): Add RS64A and PPC630.
3848 * rs6000.md (scheduling information): Add lmul and ldiv
3849 representing 64-bit integer multiply and divide. Add rs64a and
3851 (ashldi3): Add support for "rldic" instruction.
3852 * sysv4.h (PROCESSOR_DEFAULT): Change to PROCESSOR_750.
3854 Tue Jul 27 15:31:53 1999 Vladimir Makarov <vmakarov@toad.to.cygnus.com>
3856 * config/sparc/sparc.c (sparc_override_options): Enable SPARCLITE
3857 instead of V8 for sparclite86x in cpu_table.
3859 Tue Jul 27 17:49:42 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3861 * config/arm/coff.h (ASM_FILE_START): If generating SDB output, call
3862 output_file_directive.
3864 Tue Jul 27 03:15:33 1999 Jason Merrill <jason@yorick.cygnus.com>
3866 * expr.c (expand_expr, case PLUS_EXPR): Get the mode from the
3867 tree for op1, not the rtl.
3869 Tue Jul 27 00:18:34 1999 Richard Henderson <rth@cygnus.com>
3871 * m88k.c (m88k_builtin_saveregs): Break out the constructor code
3872 to m88k_va_start, leaving only the register spill.
3873 (m88k_build_va_list): New.
3874 (m88k_va_start): New.
3876 * m88k.h (BUILD_VA_LIST_TYPE): New.
3877 (EXPAND_BUILTIN_VA_START): New.
3878 (EXPAND_BUILTIN_VA_ARG): New.
3880 Mon Jul 26 19:07:11 1999 Geoff Keating <geoffk@cygnus.com>
3882 * config/rs6000/rs6000.c (rs6000_expand_builtin_saveregs):
3883 Rename from expand_builtin_saveregs.
3884 * config/rs6000/rs6000.h (EXPAND_BUILTIN_SAVEREGS): Change caller.
3886 Mon Jul 26 22:52:47 1999 Richard Henderson <rth@cygnus.com>
3888 * i960.c (i960_setup_incoming_varargs): Use get_varargs_alias_set
3889 for the register spill block.
3890 (i960_build_va_list): New.
3891 (i960_va_start): New.
3893 * i960.h (BUILD_VA_LIST_TYPE): New.
3894 (EXPAND_BUILTIN_VA_START): New.
3895 (EXPAND_BUILTIN_VA_ARG): New.
3896 * i960.md (store_multiple): Use change_address on individul mems.
3898 Mon Jul 26 22:43:12 1999 Richard Henderson <rth@cygnus.com>
3900 * builtins.c (stabilize_va_list): Don't INDIRECT_REF through
3902 (std_expand_builtin_va_start): Back out one word if !stdarg_p.
3903 (expand_builtin_va_end): Evaluate arg for side effects.
3904 * c-common.c (c_common_nodes_and_builtins): Construct a
3905 va_list_arg_type_node to handle array decomposition to pointer.
3907 Mon Jul 26 18:51:34 1999 Richard Henderson <rth@cygnus.com>
3909 * except.c (start_dynamic_cleanup): Use force_operand on the
3912 Mon Jul 26 16:43:26 1999 Richard Henderson <rth@cygnus.com>
3914 * c4x.h (EXPAND_BUILTIN_VA_ARG): New.
3915 * c4x.c (c4x_va_arg): New.
3917 Mon Jul 26 12:30:09 1999 Jason Merrill <jason@yorick.cygnus.com>
3919 * cpplib.c (cpp_get_token): Don't return a CPP_POP if the buffer
3922 1999-07-26 Nathan Sidwell <nathan@acm.org>
3924 * eh-common.h (__eh_matcher): Prototype correctly.
3926 Mon Jul 26 17:24:51 1999 Philip Blundell <pb@nexus.co.uk>
3928 * config/arm/thumb.h (THUMB_FLAG_SINGLE_PIC_BASE): Define.
3929 (TARGET_SINGLE_PIC_BASE): Likewise.
3930 (GOT_PCREL, NEED_GOT_RELOC, NEED_PLT_RELOC): Provide default
3932 (TARGET_CALLEE_INTERWORKING): Fix typo in comment.
3933 (TARGET_SWITCHES): Add -m{no-}single-pic-base.
3934 (TARGET_OPTIONS): Add -mpic-register=N.
3935 (OUTPUT_INT_ADDR_CONST): New macro.
3936 (INDEX_REGISTER_RTX_P, PIC_OFFSET_TABLE_REGNUM, FINALIZE_PIC,
3937 LEGITIMATE_PIC_OPERAND_P): Likewise.
3938 (LEGITIMIZE_ADDRESS, GOT_IF_LEGITIMATE_ADDRESS): Support PIC.
3939 (ASM_OUTPUT_INT): Use OUTPUT_INT_ADDR_CONST rather than calling
3940 output_addr_const directly.
3941 (PRINT_OPERAND_PUNCT_VALID_P): Accept `|' for compatibility with
3943 (thumb_pic_register, thumb_pic_register_string): Declare.
3945 * config/arm/thumb.c (symbol_mentioned_p): New function: Imported
3947 (label_mentioned_p): New function: Imported from arm.c.
3948 (legitimize_pic_address): New function: Imported from arm.c.
3949 (is_pic):New function: Imported from arm.c.
3950 (thumb_finalize_pic):New function: Imported from arm.c.
3951 (add_constant): Cope with PIC constants.
3952 (fixit): Cope with PIC constants.
3953 (output_return): Do not treat the PIC register as live if
3954 TARGET_SINGLE_PIC_BASE is true.
3955 (thumb_function_prologue): Do not treat the PIC register as live if
3956 TARGET_SINGLE_PIC_BASE is true.
3957 (thumb_expand_prologue): Do not treat the PIC register as live if
3958 TARGET_SINGLE_PIC_BASE is true.
3959 (thumb_unexpand_epilogue): Do not treat the PIC register as live if
3960 TARGET_SINGLE_PIC_BASE is true.
3961 (thumb_print_operand): Accept '|'.
3962 (thumb_override_options): Process PIC options.
3964 * config/arm/thumb.md (movsi): Support PIC.
3965 (call_insn): Change "i" constraint to "X".
3966 (call_value_insn): Likewise.
3967 (consttable_4, consttable_8, consttable_end): Set and clear
3968 "making_const_table" as appropriate.
3969 (pic_load_addr, pic_add_dot_plus_four): New insns.
3971 * invoke.texi (Thumb Options): Fix spelling. Document new
3972 options -msingle-pic-base and -mpic-register=.
3974 1999-07-26 Andrew Haley <aph@cygnus.com>
3976 * config/m32r/initfini.c (__init): Use a full word immediate for
3977 __fini: this allows it to be placed in any memory region.
3979 * config/m32r/t-m32r: Compile crtinit.o and crtfini.o for
3980 -mmodel=medium. This is OK for all memory models.
3982 Mon Jul 26 11:58:46 1999 Nick Clifton <nickc@cygnus.com>
3984 * config/arm/arm.c: Replace %R%s in asm_fprintf strings with %r.
3985 * config/arm/arm.h: Replace %R%s in asm_fprintf strings with %r.
3987 Mon Jul 26 10:23:36 1999 Nick Clifton <nickc@cygnus.com>
3989 * final.c (asm_fprintf): Accept ASM_FPRINTF_EXTENSIONS, if
3992 * tm.texi: Document ASM_FPRINTF_EXTENSIONS.
3994 Sun Jul 25 23:51:59 1999 Richard Henderson <rth@cygnus.com>
3996 * i860.h (EXPAND_BUILTIN_SAVEREGS): New.
3997 (BUILD_VA_LIST_TYPE): New.
3998 (EXPAND_BUILTIN_VA_START): New.
3999 (EXPAND_BUILTIN_VA_ARG): New.
4000 * i860.c (output_delayed_branch): Disable.
4001 (output_delay_insn): Likewise.
4002 (i860_saveregs): New.
4003 (i860_build_va_list): New.
4004 (i860_va_start): New.
4006 * i860.md: Disable all peepholes using output_delayed_branch.
4007 * i860/sysv4.h (I860_SVR4_VA_LIST): New.
4009 Sun Jul 25 23:44:13 1999 Richard Henderson <rth@cygnus.com>
4011 * clipper.h (EXPAND_BUILTIN_SAVEREGS): Remove argument.
4012 (BUILD_VA_LIST_TYPE): New.
4013 (EXPAND_BUILTIN_VA_START): New.
4014 (EXPAND_BUILTIN_VA_ARG): New.
4015 * clipper.c (clipper_builtin_saveregs): Only dump registers.
4016 Return the address of the save area.
4017 (clipper_build_va_list): New.
4018 (clipper_va_start): New.
4019 (clipper_va_arg): New.
4021 Sun Jul 25 22:56:47 1999 Richard Henderson <rth@cygnus.com>
4023 * arc.h (EXPAND_BUILTIN_VA_START): New.
4024 (EXPAND_BUILTIN_VA_ARG): New.
4025 * arc.c (arc_setup_incoming_varargs): Set alias set of
4027 (arc_va_start): New.
4030 Sun Jul 25 22:45:55 1999 Richard Henderson <rth@cygnus.com>
4032 * alpha.h (EXPAND_BUILTIN_SAVEREGS): Delete.
4033 (BUILD_VA_LIST_TYPE): New.
4034 (EXPAND_BUILTIN_VA_START): New.
4035 (EXPAND_BUILTIN_VA_ARG): New.
4036 * alpha.c (alpha_builtin_saveregs): Delete.
4037 (alpha_build_va_list): New.
4038 (alpha_va_start): New.
4039 (alpha_va_arg): New.
4041 Sun Jul 25 21:40:33 1999 Jeffrey A Law (law@cygnus.com)
4043 * config/svr4.h (CTORS_SECTION_ASM_OP): Do not emit directives in
4045 (DTORS_SECTION_ASM_OP, INIT_SECTION_ASM_OP): Likewise.
4046 (FINI_SECTION_ASM_OP, ASM_OUTPUT_SECTION_NAME): Likewise.
4048 * gcc.texi: More changes related to list conversion.
4049 * invoke.texi: Likewise.
4051 Sun Jul 25 18:15:39 1999 Richard Henderson <rth@cygnus.com>
4053 * builtins.c (expand_builtin_saveregs): Remove static, remove exp
4054 and ignore arguments, bail if no EXPAND_BUILTIN_SAVEREGS.
4055 (expand_builtin_next_arg): Accept ARGLIST not EXP.
4056 (stabilize_va_list): New function.
4057 (std_expand_builtin_va_start): New function.
4058 (expand_builtin_va_start): New function.
4059 (get_varargs_alias_set): New function.
4060 (std_expand_builtin_va_arg): New function.
4061 (expand_builtin_va_arg): New function.
4062 (expand_builtin_va_end): New function.
4063 (expand_builtin_va_copy): New function.
4064 (expand_builtin): Call them.
4065 * c-common.c (c_common_nodes_and_builtins): Build __builtin_va_list,
4066 __builtin_{varargs_start,stdarg_start,end,copy}.
4067 (build_va_arg): New function.
4068 * c-common.h (CTI_PTR_TYPE, ptr_type_node): Delete.
4069 (build_va_arg): Declare.
4070 * c-decl.c (ptr_type_node, va_list_type_node): New.
4071 * c-parse.gperf (__builtin_va_arg): New.
4072 * c-parse.in (VA_ARG): New token.
4073 (unary_expr): Recognize it.
4074 * expr.c (expand_expr): Expand VA_ARG_EXPR.
4075 * expr.h (std_expand_builtin_va_start): Declare.
4076 (std_expand_builtin_va_arg): Declare.
4077 (expand_builtin_va_arg): Declare.
4078 (get_varargs_alias_set): Declare.
4079 * tree.def (VA_ARG_EXPR): New.
4080 * tree.h (BUILT_IN_VARARGS_START): New.
4081 (BUILT_IN_STDARG_START, BUILT_IN_VA_END): New.
4082 (ptr_type_node, va_list_type_node): Declare.
4083 * tm.texi (EXPAND_BUILTIN_SAVEREGS): Kill unused ARGLIST argument.
4084 * m32r.h (EXPAND_BUILTIN_SAVEREGS): Likewise.
4085 * m88k.h, m88k.c: Likewise.
4086 * mn10300.h, mn10300.c: Likewise.
4087 * pa.h, pa.c: Likewise.
4088 * rs6000.h, rs6000.c: Likewise.
4089 * sh.h, sh.c: Likewise.
4090 * sparc.h, sparc.c: Likewise.
4092 * emit-rtl.c (operand_subword): Copy alias set.
4093 (change_address): Likewise.
4095 Sun Jul 25 15:04:37 1999 Jeffrey A Law (law@cygnus.com)
4097 * pa.c (compute_frame_size): Scan all the used callee saved registers,
4098 not just the first one.
4100 Fri Jul 23 14:09:58 1999 Philip Blundell <pb@nexus.co.uk>
4102 * config/arm/arm.h (TARGET_SWITCHES): Add
4103 -m{no-}single-pic-base. Correct help string for -mshort-load-words.
4104 (TARGET_OPTIONS): Add -mpic-register=.
4105 (ARM_FLAG_SINGLE_PIC_BASE, TARGET_SINGLE_PIC_BASE): Define.
4106 (arm_pic_register_string): Declare.
4107 (NEED_PLT_GOT): Delete, replace with ...
4108 (NEED_GOT_RELOC, NEED_PLT_RELOC): ... these. New macros.
4109 (OUTPUT_INT_ADDR_CONST): Replace NEED_PLT_GOT with NEED_GOT_RELOC.
4110 (ASM_OUTPUT_MI_THUNK): Replace NEED_PLT_GOT with NEED_PLT_RELOC.
4111 * config/arm/arm.c (arm_override_options): Add new option
4113 (arm_pic_register_string): New variable.
4114 (arm_finalize_pic): Respect TARGET_SINGLE_PIC_BASE.
4115 (output_func_prologue): If TARGET_SINGLE_PIC_BASE, treat the PIC
4116 register as never live. Use NEED_PLT_RELOC not NEED_PLT_GOT.
4117 (output_return_instruction): Likewise.
4118 * config/arm/elf.h (NEED_PLT_GOT): Delete, replace with ...
4119 (NEED_GOT_RELOC, NEED_PLT_RELOC): ... these. Define to flag_pic.
4120 * config/arm/arm.md: Use NEED_PLT_RELOC in place of NEED_PLT_GOT.
4122 * invoke.texi (ARM Options): Fix spelling. Remove duplicate
4123 mention of -msched-prolog. Document new options -msingle-pic-base
4124 and -mpic-register=.
4126 Thu Jul 22 18:23:56 1999 Richard Henderson <rth@cygnus.com>
4128 * haifa-sched.c (reemit_notes): Tidy.
4129 * sched.c (reemit_notes): Duplicate 1998-08-31 patch to
4132 Thu Jul 22 18:21:04 1999 Richard Henderson <rth@cygnus.com>
4134 * explow.c (trunc_int_for_mode): New function.
4135 (plus_constant_wide): Use it.
4136 * combine.c (simplify_and_const_int): Likewise.
4137 (merge_outer_ops): Likewise.
4138 (simplify_shift_const): Likewise.
4139 * cse.c (simplify_unary_operation): Likewise.
4140 (simplify_binary_operation): Likewise.
4141 * emit-rtl.c (operand_subword): Likewise.
4142 * rtl.h: Declare it.
4144 Thu Jul 22 14:34:59 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4146 * config/arm/arm.c (arm_print_operand): Fix typo in 'M' case
4147 (use NUM_REGS instead of NUM_INTS).
4149 Thu Jul 22 11:25:20 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4151 * builtins.c: New file.
4152 * expr.c (saveregs_value, apply_args_value): Delete definition,
4153 moved into builtins.c.
4154 (string_constant): No longer static.
4155 (get_pointer_alignment, c_strlen, get_memory_rtx, expand_builtin,
4156 apply_args_size, apply_result_size, result_vector,
4157 expand_builtin_apply_args, expand_builtin_apply,
4158 expand_builtin_return): Delete functions, moved into builtins.c.
4159 (INCOMING_REGNO, OUTGOING_REGNO): Delete unused macros.
4160 * expr.h (saveregs_value, apply_args_value): Declare variables.
4161 (expand_builtin, string_constant): Declare functions.
4162 * Makefile.in: Update to build builtin.o.
4164 Wed Jul 21 00:46:58 1999 Mark P. Mitchell <mark@codesourcery.com>
4166 * defaults.h (DWARF2_GENERATE_TEXT_SECTION_LABEL): New macro.
4167 * tm.texi (DWARF2_GENERATE_TEXT_SECTION_LABEL): Define it.
4168 * dwarf2out.c (dwarf2out_init): Don't output a label to mark the
4169 start of the text section if DWARF2_GENERATE_TEXT_SECTION_LABEL is
4171 * config/mips/iris6.h (DWARF2_GENERATE_TEXT_SECTION_LABEL):
4174 1999-07-21 Michael Meissner <meissner@cygnus.com>
4176 * print-rtl.c (print_rtx): Print the names of the virtual
4179 Wed Jul 21 16:00:32 1999 Nick Clifton <nickc@cygnus.com>
4181 * config/arm/arm.h (INITIAL_ELIMINATION_OFFSET): Fix typo
4182 introduced in previous delta.
4184 Wed Jul 21 14:30:51 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4186 * c-lang.c (finish_file): Rename void_list_node to void_list_node_1
4187 to avoid name clash.
4189 Wed Jul 21 08:39:22 1999 Gavin Romig-Koch <gavin@cygnus.com>
4191 * c-lex.c (yylex) : Correct the test for overflow when lexing
4194 Tue Jul 20 18:02:42 1999 Richard Henderson <rth@cygnus.com>
4196 * haifa-sched.c (insn_cost): FREE implies cost 0 and vice versa.
4197 (adjust_priority): Always call ADJUST_PRIORITY.
4198 (schedule_insn): Only put insns into the ready at cost 0.
4199 (schedule_block): Remove redundant initial sort. Give clock_var
4200 and can_issue_more to MD_SCHED_REORDER. Requeue if hazard cost
4202 * tm.texi (MD_SCHED_REORDER): Update docs.
4204 * sparc.h (MD_SCHED_REORDER): Update. Set CAN_ISSUE_MORE.
4205 * sparc.c (ultra_reorder_called_this_block): Delete.
4206 (ultrasparc_sched_init): Don't set it.
4207 (ultrasparc_sched_reorder): Don't check it.
4209 Tue Jul 20 17:07:54 1999 Richard Henderson <rth@cygnus.com>
4211 * rs6000.h (struct rs6000_args): Add sysv_gregno.
4212 * rs6000.c (init_cumulative_args): Init sysv_gregno.
4213 (function_arg_boundary): Align DFmode.
4214 (function_arg_advance): Restructure for ABI_V4; use sysv_gregno
4215 to get fp reg and stack overflow correct.
4216 (function_arg): Likewise.
4217 (function_arg_pass_by_reference): True for TFmode for ABI_V4.
4218 (setup_incoming_varargs): Restructure for ABI_V4; use
4219 function_arg_advance to skip final named argument.
4220 (expand_builtin_saveregs): Properly unskip the last integer arg
4221 when doing varargs. Adjust overflow location calculation.
4223 * ginclude/va-ppc.h (struct __va_list_tag): Make gpr and fpr
4224 explicitly unsigned.
4225 (__VA_FP_REGSAVE): Use new OFS argument instead of AP->fpr directly.
4226 (__VA_GP_REGSAVE): Similarly.
4227 (__va_longlong_p): Delete.
4228 (__va_arg_type_violation): New declaration.
4229 (va_arg): Restructure. Flag promotion errors. Align double.
4230 TFmode passed by reference.
4232 * rs6000.md (movdi_32+1): Use GEN_INT after arithmetic
4233 in the HOST_BITS_PER_WIDE_INT > 32 case.
4235 Tue Jul 20 12:37:30 1999 Hans-Peter Nilsson <hp@bitrange.com>
4237 * dwarf2out.c (output_abbrev_section): Terminate with a zero.
4239 Tue Jul 20 12:12:27 1999 Jason Merrill <jason@yorick.cygnus.com>
4241 * gcc.c (default_compilers, cpp-output): Pass -fpreprocessed.
4242 * toplev.c (documented_lang_options): Add -fpreprocessed.
4243 * cpplib.h (struct cpp_buffer): Add preprocessed.
4244 * cppinit.c (cpp_handle_option): Handle -fpreprocessed.
4245 (cpp_start_read): Don't expand macros or emit an initial #line
4246 directive if -fpreprocessed.
4248 Tue Jul 20 12:12:09 1999 Michael Tiemann <tiemann@holodeck.cygnus.com>
4250 * cpplib.h (struct cpp_buffer): Added manual_pop for
4251 better C++ tokenization.
4252 * cpplib.c (cpp_get_token): Return CPP_EOF if manual_pop.
4253 Also, support C++ tokenization for ->*, .*, <?, and >? operators.
4254 * c-common.c (cpp_token): Make non-static.
4256 Tue Jul 20 11:24:19 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4258 * c-common.h: New file.
4259 * c-common.c (permanent_obstack): Delete unused declaration.
4260 (c_global_trees): New array.
4261 (c_common_nodes_and_builtins): New function; split off common code
4262 from init_decl_processing in both c-decl.c and cp/decl.c.
4263 * c-tree.h: Delete lots of declarations of tree nodes; replaced by
4264 c_global_trees and accessor macros defined in c-common.h.
4266 * c-decl.c: Delete definitions for tree nodes that were replaced by
4268 (init_decl_processing): Build void_list_node.
4269 Call c_common_nodes_and_builtins; delete code to generate the common
4271 * objc/objc-act.c (build_module_descriptor): Rename variable
4272 void_list_node to avoid clash with c-common.h.
4274 * Makefile.in: Update dependencies.
4275 * objc/Make-lang.in: Likewise.
4277 Mon Jul 19 14:22:18 1999 Mark P. Mitchell <mark@codesourcery.com>
4279 * config/mips/iris6gld.h (MAKE_DECL_ONE_ONLY): Define.
4280 (UNIQUE_SECTION_P): Likewise.
4281 (UNIQUE_SECTION): Likewise.
4283 1999-07-19 Linas Vepstas <linas@linas.org>
4285 * config/i370/README: New file.
4286 * config/i370/linux.h: New file.
4287 * config/i370/mvs.h: New file.
4288 * config/i370/oe.h: New file.
4289 * config/i370/t-linux: New file.
4290 * config/i370/t-mvs: New file.
4291 * config/i370/t-oe: New file.
4292 * config/i370/x-oe: New file.
4293 * config/i370/xm-linux.h: New file.
4294 * config/i370/xm-mvs.h: New file.
4295 * config/i370/xm-oe.h: New file.
4297 * i370.c (label_node_t): Add first_ref_page, label_addr,
4298 label_first_ref, label_last_ref members.
4299 (mvs_need_base_reload): Renamed from mvs_label_emitted.
4300 (MAX_MVS_LABEL_SIZE): Define.
4301 (MAX_LONG_LABEL_SIZE): Define.
4302 (alias_node_t, alias_anchor, alias_number): New.
4303 (mvs_function_table): Reorder for EBCDIC.
4304 (ascebc, ebcasc): Unconditionally define.
4305 (i370_branch_dest, i370_branch_length): New functions.
4306 (i370_short_branch, i370_label_scan): New functions.
4307 (mvs_get_label): Renamed from mvs_add_label. Search for
4308 an existing label before creating a new one.
4309 (mvs_add_label): New function.
4310 (mvs_get_label_page): New function.
4311 (mvs_free_label_list): Renamed from mvs_free_label. Iterate
4312 over the entire list.
4313 (mvs_check_page) [TARGET_HLASM]: Use BASR not BALR.
4314 (mvs_check_page) [TARGET_ELF_ABI]: New function.
4315 (mvs_add_alias, mvs_need_alias): New functions.
4316 (mvs_get_alias, mvs_check_alias): New functions.
4317 (handle_pragma): New function.
4318 (mvs_function_check): New function.
4319 (unsigned_jump_follows_p): Search harder.
4320 (i370_function_prolog) [TARGET_HLASM]: Handle LE370. Scan labels.
4321 (i370_function_prolog) [TARGET_ELF_ABI]: New function.
4322 * i370.h (TARGET_VERSION): Delete.
4323 (CPP_SPEC, CPP_PREDEFINES): Delete.
4324 (mvs_label_emitted): Delete.
4325 (TARGET_EBCDIC): Delete.
4326 (MAP_CHARACTER): Define only if TARGET_EBCDIC.
4327 (HANDLE_PRAGMA): Define.
4328 (HARD_REGNO_NREGS): Handle complex modes.
4329 (HARD_REGNO_MODE_OK): Likewise.
4330 (CLASS_MAX_NREGS): Likewise.
4331 (RET_REG): Likewise.
4332 (EXTRA_CONSTRAINT): Define.
4333 (RETURN_IN_MEMORY): True for DImode.
4334 (TRAMPOLINE_TEMPLATE): Use gen_rtx instead of GEN_INT.
4335 (FUNCTION_PROFILER): Delete.
4336 (COUNT_REGS): Fail if REG_P but not REG_OK_FOR_BASE_P.
4337 (NOTICE_UPDATE_CC): Correct handling of MULT, DIV, logicals and shifts.
4338 (TARGET_ESC, TARGET_BELL): Conditionally define for TARGET_EBCDIC.
4339 (TARGET_BS, TARGET_TAB, TARGET_NEWLINE): Likewise.
4340 (TARGET_VT, TARGET_FF, TARGET_CR): Likewise.
4341 (ASM_FILE_START): Add "RMODE ANY".
4342 (ASM_OUTPUT_EXTERNAL): Check for aliases.
4343 (ASM_GLOBALIZE_LABEL): Likewise.
4344 (ASM_OUTPUT_LABELREF): Likewise.
4345 (ASM_OUTPUT_COMMON): Likewise.
4346 (PRINT_OPERAND): Handle 'K', 'W', default.
4347 (PRINT_OPERAND_ADDRESS): New.
4348 (Lots of defines): Add support for TARGET_ELF_ABI.
4349 * i370.md (attr length): New. Define for all patterns.
4350 (*): Lots of tweeks to assembly output and constraints.
4352 Mon Jul 19 15:09:29 1999 David Edelsohn <edelsohn@gnu.org>
4354 * rs6000.md (arithmetic, logical, and shift Rc combiner patterns):
4355 Disable patterns performing SImode comparisons with SImode values
4356 if TARGET_POWERPC64 and instruction does not sign-extend or does
4357 not mask to narrower than SImode, i.e. where bit 31 and bit 63 may
4358 differ for signed quantities.
4359 (indirect_jump): Add expander to choose RTL based on TARGET_64BIT.
4360 (tablejump): Patterns contingent on TARGET_64BIT not TARGET_POWERPC64.
4361 (decrement_and_branch_on_count): Add 64-bit variant.
4363 Mon Jul 19 09:36:27 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4365 * final.c (output_asm_insn): When searching for the matching string
4366 for a given dialect, don't run past the end of the list of
4367 alternatives if there are fewer alternatives in the template than
4370 1999-07-17 Alexandre Oliva <oliva@dcc.unicamp.br>
4372 * gcc.texi: Update e-mail addresses and URLs to gcc.gnu.org.
4373 Removed paragraph about compression of files and size limitation,
4374 duplicated in the FAQ. Use gcc-patches for posting patches.
4375 * gcc.c (main): Updated URL with bug reporting instructions to
4376 gcc.gnu.org. Removed e-mail address.
4377 * system.h (abort): Likewise.
4379 1999-07-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4381 * Makefile.in (stmp-multilib-sub): Make the files extracted
4382 from $(LIBGCC1) writable.
4384 Sat Jul 17 14:25:46 1999 Nick Clifton <nickc@cygnus.com>
4386 * config/arm/aout.h: Reformat for improved readability.
4388 * config/arm/arm.h: Reformat for improved readability.
4389 Replace uses of fprintf with asm_fprintf where appropriate.
4390 (ARM_DECLARE_FUNCTION_NAME): New macro: Perform any generic ARM
4391 function declaration assembler actions.
4392 (NUM_INTS): New macro: Convert from bytes to words.
4393 (NUM_REGS): New macro: Compute number of registers required to
4394 hold a quanitity of tyep MODE.
4395 (NUM_REGS2): New macro: Like NUM_REGS but also copes with BLKmode
4397 (NUM_ARG_REGS): New macro: The number of argument registers
4399 (ARG_REGISTER): New macro: Compute the register number of the Nth
4401 (LAST_ARG_REGNUM): New macro: The number of the last argument
4403 (SP_REGNUM): New macro: Register number of the stack pointer.
4404 (FP_REGNUM): New macro: Register number of the frame pointer.
4405 (FUNCTION_ARG, FUNCTION_ARG_PARTIAL_NREGS, INIT_CUMULATIVE_AGS,
4406 FUNCTION_ARG_ADVANCE, SETUP_INCOMING_VARARGS): Change
4407 CUMULATIVE_ARGS so that it counts registers not bytes.
4409 * config/arm/arm.c: Rename TARGET_THUMB_INTERWORK to
4411 Replace uses of fprintf with asm_fprintf where appropriate.
4412 (output_ascii_pseudo_op): Replace with version from thumb.c
4414 * config/arm/coff.h (ASM_FILE_START): Emit ASM_APP_OFF.
4416 * config/arm/elf.h (CPP_PREDEFINES): Replace with
4418 (ASM_DECLARE_FUNCTION_NAME): Use ARM_DECLARE_FUNCTION_NAME.
4419 (ASM_FILE_START): Emit ASM_APP_OFF.
4421 Fri Jul 16 13:48:09 1999 Jeffrey A Law (law@cygnus.com)
4423 * pa.c (compute_frame_size): Round frame according to
4424 STACK_BOUNDARY rather than a hardwired value.
4426 * pa.h (POINTER_SIZE, PARM_BOUNDARY): Define in terms of BITS_PER_WORD.
4428 * configure.in (hppa*-*-hpux11*): Use symbolic MASK_PA_11 instead
4430 * configure: Rebuilt.
4432 * configure.in (hppa*-*-linux*): New configuration.
4433 * configure: Rebuilt.
4434 * pa.h (MAX_OFILE_ALIGNMENT): Delete.
4435 * pa/som.h (MAX_OFILE_ALIGNMENT): Define.
4436 * pa/pa-linux.h: New file.
4437 * pa/t-linux: New file.
4438 * pa/xm-linux.h: New file.
4440 * pa.c (hppa_legitimize_address): Change references from SImode to
4441 either Pmode or word_mode as appropriate.
4442 (emit_move_sequence, store_reg, load_reg): Likewise.
4443 (set_reg_plus_d, hppa_expand_prologue): Likewise.
4444 (output_mul_insn): Likewise.
4445 * pa.h (PROMOTE_MODE): Likewise.
4446 (INITIALZE_TRAMPOLINE): Likewise.
4447 (Pmode): Define to word_mode.
4449 * pa.c (compute_frame_size): Use UNITS_PER_WORD instead of hardwired
4450 value of 4. Allocate 8 bytes for each FP register save.
4451 (hppa_expand_epilogue): Use UNITS_PER_WORD instead of harwarewired
4453 (hppa_expand_prologue): Likewise.
4454 * pa.h (PROMOTE_MODE): Likewise.
4455 (HARD_REGNO_MODE_OK, FUNCTION_ARG_SIZE): Likewise.
4456 (FUNCTION_ARG_BOUNDARY): Likewise.
4458 * invoke.texi (HPPA Options): Remove -mspace/-mno-space.
4460 * pa.c (out_of_line_prologue_epilogue): Delete.
4461 (override_options): Remove -mspace related code.
4462 (hppa_expand_prologue, hppa_expand_epilogue): Likewise.
4463 (compute_frame_size): Only allocate space for register that
4464 actually need to be saved.
4465 * pa.h (MASK_SPACE, TARGET_SPACE): Delete.
4466 (TARGET_SWITCHES): Remove -mspace, -mno-space
4467 * pa/t-pa (LIB2FUNCS_EXTRA): Remove ee.asm and ee_fp.asm
4468 * pa/t-pro (LIB2FUNCS_EXTRA): Likewise. Remove -mspace multilib.
4469 * pa/ee.asm, pa/ee_fp.asm: Delete.
4471 * pa/elf.h (ASM_OUTPUT_DOUBLE_INT): Define.
4473 * config/svr4.h (CONST_SECTION_ASM_OP): Do not emit assembler
4474 directive in column zero.
4476 Fri Jul 16 01:39:57 1999 Jeffrey A Law (law@cygnus.com)
4478 * m68k.c (output_function_prologue): Fix computation of save mask
4479 when generating PIC code.
4481 Thu Jul 15 15:40:09 1999 Jim Wilson <wilson@cygnus.com>
4483 * tree.c (build_type_attribute_variant): Move current_obstack restore
4484 after build_qualified_type call.
4486 1999-07-15 Mark Mitchell <mark@codesourcery.com>
4488 * configure.in: Use t-iris6, even with GNU LD.
4489 * config/mips/iris6gld.h: Fix typo in linker spec.
4490 * config/mips/t-iris6gld: Remove.
4492 Thu Jul 15 15:15:43 1999 David Edelsohn <edelsohn@gnu.org>
4494 * rs6000.md (insv, extzv): Remove SImode dependence in named
4495 patterns. Explicitly generate DImode RTL if PowerPC64 and
4497 (insvdi): Reverse start and size in instruction template.
4499 1999-07-12 Joseph S. Myers <jsm28@cam.ac.uk>
4501 * invoke.texi: Typo fixes.
4503 Wed Jul 14 23:28:06 1999 Jeffrey A Law (law@cygnus.com)
4505 * emit-rtl.c (gen_realpart): Issue an error for cases GCC can not
4506 handle at this time instead of silently generating incorrect code.
4507 (gen_imagpart): Likewise.
4509 * reload.c (find_reloads): Emit a USE for a pseudo register without
4510 a hard register if we could not create an optional reload for the
4513 Wed Jul 14 23:45:48 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
4515 * c-typeck.c (output_init_element, process_init_element):
4516 When advancing constructor_unfilled_fields for a RECORD_TYPE,
4517 check for nameless bit fields.
4519 Wed Jul 14 01:57:39 1999 Richard Henderson <rth@cygnus.com>
4521 * regclass.c (scan_one_insn): Notice subregs that change the
4522 size of their operand.
4523 (record_reg_classes): Use that to obey CLASS_CANNOT_CHANGE_SIZE.
4525 Wed Jul 14 01:41:42 1999 Jeffrey A Law (law@cygnus.com)
4527 * configure.in (alpha*-*-*): Include alpha/t-ieee.
4528 * configure: Rebuilt.
4529 * alpha/t-ieee: New file.
4531 Tue Jul 13 10:45:58 1999 Jeffrey A Law (law@cygnus.com)
4533 * rs6000.c (find_addr_reg): Do not select r0 as an address
4536 Tue Jul 13 00:46:18 1999 Philippe De Muyter <phdm@macqel.be>
4538 * m68k/x-mot3300 (XCFLAGS): List of big files now includes `cse.o'.
4540 Mon Jul 12 14:29:15 1999 Jeffrey A Law (law@cygnus.com)
4542 * rs6000.md (movsf): Do not force easy FP constants into memory.
4544 * expr.c (expand_expr, case PLUS_EXPR): Pass constants through
4545 immed_double_const to ensure they are properly truncated then
4548 Mon Jul 12 10:40:01 1999 Vladimir Makarov <vmakarov@tofu.to.cygnus.com>
4550 * config/arm/thumb.c (thumb_reorg): Call replace_symbols_in_block
4551 always unless NO_DEBUG is used. Compile this code
4553 (replace_symbols_in_block): Compile it unconditionally.
4555 Sun Jul 11 12:32:32 1999 Jeffrey A Law (law@cygnus.com)
4557 * configure.in (i?86-*-elf*): New target.
4558 * configure: Rebuilt.
4559 * i386/i386elf.h, i386/t-i386elf: New files.
4561 Fri Jul 9 22:39:44 1999 Jason Merrill <jason@yorick.cygnus.com>
4563 * toplev.c (main): Don't complain about saying -gdwarf.
4564 (rest_of_compilation): Remove redundant code.
4566 Fri Jul 9 19:08:55 1999 Jim Wilson <wilson@cygnus.com>
4568 * unroll.c (unroll_loops): Don't delete named CODE_LABELs.
4570 Fri Jul 9 18:54:18 1999 Felix Lee <flee@cygnus.com>
4572 * config/i960/i960.c (ret_label): Change asm label from "LR:" to
4573 "Li960R:", to avoid name clash.
4575 Fri Jul 9 10:48:28 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4577 * loop.c (check_dbra_loop): When reversing a loop, delete all
4578 REG_EQUAL notes referencing the reversed biv except those which are
4579 for a giv based on it.
4581 Fri Jul 9 03:51:52 1999 Jeffrey A Law (law@cygnus.com)
4583 * version.c: Drop "gcc-" prefix from version #.
4585 Thu Jul 8 18:06:30 1999 Jason Merrill <jason@yorick.cygnus.com>
4587 * dwarf2out.c (dwarf2out_line): Emit a line number comment after
4588 the label if we're being verbose.
4590 Thu Jul 8 14:18:46 1999 Richard Henderson <rth@cygnus.com>
4592 * m68k.c (output_function_prologue): Add pic register to mask
4593 if live and flag_pic.
4594 (output_function_epilogue): Likewise.
4596 Thu Jul 8 12:55:12 1999 Jeffrey A Law (law@cygnus.com)
4598 * dbxelf.h (ASM_OUTPUT_SOURCE_LINE): Do not put assembler
4599 directives in column zero.
4601 * pa/elf.h (ASM_FILE_START): Define.
4602 * pa/som.h (ASM_FILE_START): Include .level directives.
4603 * pa/hpux10.h (ASM_FILE_START): Delete.
4604 * pa/hpux11.h (ASM_FILE_START): Delete.
4606 * pa/elf.h (BSS_SECTION_ASM_OP): Use .section .bss.
4608 Thu Jul 8 18:03:19 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
4610 * reload1.c (choose_reload_regs): Never call remove_adress_replacements
4611 when reload_out equals reload_in.
4613 Thu Jul 8 16:50:14 1999 Nick Clifton <nickc@cygnus.com>
4615 * invoke.texi (Spec Files): New node: Describe the contents of
4618 Thu Jul 8 10:28:25 1999 Craig Burley <craig@jcb-sc.com>
4620 * invoke.texi (DEC Alpha Options): Put @end table at
4621 beginning of line, to avoid confusing texi2html.
4623 Thu Jul 8 09:22:06 1999 Nick Clifton <nickc@cygnus.com>
4625 * config/arm/elf.h (ASM_OUTPUT_INTERNAL_LABEL): Fixed typo
4626 introduced in previous delta.
4628 Wed Jul 7 02:00:04 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
4630 * reload1.c (gen_reload): When synthesizing a 3 operand add
4631 sequence, improve test for when to reload OP1 into the reload
4632 register instead of OP0.
4634 Wed Jul 7 01:38:03 1999 Jim Wilson <wilson@cygnus.com>
4636 * unroll.c (unroll_loop): Don't delete NOTE_INSN_DELETED_LABEL notes.
4638 1999-07-07 Manfred Hollstein <mhollstein@cygnus.com>
4640 * m88k/dguxbcs.h (CPP_SPEC): Add missing \ in multi-line
4643 Wed Jul 7 01:16:43 1999 Richard Henderson <rth@cygnus.com>
4645 * ginclude/varargs.h (__builtin_va_alist_t): New typedef.
4646 (va_dcl): Use __builtin_va_alist_t.
4648 Wed Jul 7 01:14:42 1999 Jason Merrill <jason@yorick.cygnus.com>
4650 * dwarf2out.c (gen_struct_or_union_type_die): Only remember types
4651 on the permanent_obstack.
4652 * dwarfout.c (output_type): Likewise.
4654 Tue Jul 6 15:25:32 1999 Gavin Romig-Koch <gavin@cygnus.com>
4656 * c-common.c (unsigned_type,signed_type,signed_or_unsigned_type) :
4657 Merged from c-typeck.c and cp/typeck.c.
4658 * c-typeck.c (unsigned_type,signed_type,signed_or_unsigned_type) :
4659 Merged into c-common.
4661 Tue Jul 6 13:06:01 1999 Dave Brolley <brolley@cygnus.com>
4663 * c-lex.c (errorcount): Declare it.
4664 (finish_parse): Update errorcount when using CPPLIB.
4666 1999-07-06 Bruce Korb <ddsinc09@ix.netcom.com>
4668 * fixinc/inclhack.def(end_else_label): Double the backslash so
4669 sed gets a chance to see it.
4670 * fixinc/inclhack.sh: regen
4671 * fixinc/fixincl.x: regen
4673 Fri Jul 2 18:49:51 1999 Nick Clifton <nickc@cygnus.com>
4675 Add framework to support armv5 architecture when it becomes
4678 * config/arm/arm.c (FL_ARCH5): New processor capability flag.
4679 (arm_arch5): New variable.
4680 (all_architectures): Add armv5 line.
4681 * config/arm/arm.h (CPP_CPU_ARCH_SPEC): Define __ARM_ARCH_5__ if
4682 -march=armv5 is specified on the command line.
4683 (arm_arch5): Export this variable.
4684 * invoke.texi: Document new string accepted by -march= switch for
4687 * config/arm/arm.h: Replace use of constant 12 as a register
4688 number with IP_REGNUM. Similarly 14 and LR_REGNUM.
4689 * config/arm/arm.c: Replace use of constant 12 as a register
4690 number with IP_REGNUM. Similarly 14 and LR_REGNUM.
4692 * config/arm/elf.h: Tidy up.
4693 * config/arm/coff.h: Tidy up.
4695 Thu Jul 1 19:08:13 1999 Mark P. Mitchell <mark@codesourcery.com>
4697 * gcc/configure.in (mips-sgi-irix6*): Handle --with-gnu-ld.
4698 * gcc/config/mips/t-iris6gld: New file.
4699 * gcc/config/mips/iris6gld.h: Likewise.
4701 Fri Jul 2 13:23:39 1999 Gavin Romig-Koch <gavin@cygnus.com>
4703 * c-decl.c (widest_integer_literal_type_node,
4704 widest_unsigned_literal_type) : New.
4705 (init_decl_processing): Handle/use the two new types.
4706 * c-common.c (type_for_size,type_for_mode) : Same.
4707 * c-lex.c (yylex) : Same.
4708 * c-typeck.c (unsigned_type,signed_type,signed_or_unsigned_type) :
4710 * c-tree.h (widest_integer_literal_type_node,
4711 widest_unsigned_literal_type) : New.
4713 Fri Jul 2 03:05:44 1999 Jeffrey A Law (law@cygnus.com)
4715 * dwarfout.c (field_byte_offset): Correctly compute the object's
4716 byte offset for the first bit of a field which crosses an alignment
4717 boundary on a !BYTES_BIG_ENDIAN target.
4719 Fri Jul 2 01:36:36 1999 Robert Lipe <robertlipe@usa.net>
4721 * fixinc.svr4: Fix <arpa/inet.h> by deleting protos for htons and
4724 Fri Jul 2 00:46:47 1999 Richard Henderson <rth@cygnus.com>
4725 Jeff Law <law@cygnus.com>
4727 * ginclude/varargs.h (va_dcl): Use word_mode for type of
4730 * except.c: Include intl.h.
4731 (expand_eh_return): Set current_function_cannot_inline.
4732 (save_eh_status, restore_eh_status): Twiddle eh_return_stub_label.
4733 * function.h (struct function): Add eh_return_stub_label.
4734 * flow.c (delete_unreachable_blocks): Don't merge across EH edges.
4735 * Makefile.in (except.o): Depend on intl.h.
4737 Fri Jul 2 00:04:23 1999 David Edelsohn <edelsohn@gnu.org>
4739 * rs6000.md (movdf_hardfloat32): Handle PRE_INC and PRE_DEC the
4740 same as offsettable in cases 1 and 2.
4742 Thu Jul 1 20:54:10 1999 Richard Henderson <rth@cygnus.com>
4744 * alpha.md (extqh): Define as 64-((R&7)*8) instead of 56-(((R-1)&7)*8).
4745 (extlh, extwh): Likewise.
4747 Thu Jul 1 11:05:25 1999 Gavin Romig-Koch <gavin@cygnus.com>
4749 * c-lex.c (yylex): Improve 'integer constant out of range' messages.
4751 Wed Jun 30 16:51:41 1999 Nick Clifton <nickc@cygnus.com>
4753 * configure.in: Add arm-pe and thumb-pe targets.
4754 * configure: Regenerate.
4756 * thumb.c (arm_naked_function_p): New function: Determines if
4757 a function is naked (has no gcc generated prologue/epilogue).
4758 (is_called_in_ARM_mode): Return true if the func has the
4759 interfacearm attribute.
4760 (output_return): Do not generate a return for naked functions.
4761 (thumb_function_prologue): Do not generate a prologue for
4763 (thumb_expand_prologue): Do not generate a prologue for naked
4765 (thumb_expand_epilogue): Do not generate an epilogue for naked
4767 (arm_valid_machine_decl_attribute): New function, copied from
4768 arm.c: Permit naked and interfacearm attributes.
4770 * config/arm/pe.c: New file: Support code for arm-pe target.
4771 * config/arm/pe.h: New file: Header file for arm-pe target.
4772 * config/arm/tpe.h: New file: Header file for thumb-pe target.
4773 * config/arm/t-thumb-pe: New file: Makefile fragment for
4776 1999-07-01 Mark Kettenis <kettenis@gnu.org>
4778 * config/i386/gnu.h (CPP_SPEC): Define __PIC__ and __pic__ if
4779 -fPIC or -fpic is specified.
4781 Wed Jun 30 03:31:54 1999 Jeffrey A Law (law@cygnus.com)
4783 * expr.c (emit_block_move): Use copy_to_mode_reg for
4784 !TARGET_MEM_FUNCTIONS case too.
4786 * configure.in (hppa*-*-*): Add som.h or elf.h to tm_file as
4788 * configure: Rebuilt.
4789 (hppa1.1-*-pro*, hppa1.1-*-rtems*): Define target_cpu_default.
4790 * pa.h: Include dbxelf.h. Delete various dbx/stabs related
4791 definitions made redundant by dbxelf.h inclusion. Delete
4792 lots of definitions related to assembly output that are
4793 specific to the SOM object format.
4794 * pa.c (output_function_prologue): Do not emit the function's
4796 * pa-pro-end.h (STARTFILE_SPEC): Undefine before redefining.
4797 * pa-pro.h: Deleted.
4798 * som.h: New file with SOM specific definitions.
4799 * elf.h: New file with ELF specific definitions.
4801 * elfos.h (const_section): Output a tab before assembler directives.
4802 (ctors_section, dtors_section): Likewise.
4803 (ASM_OUTPUT_SECTION_NAME): Likewise.
4805 * pa/pa1.h: Delete unused file.
4807 Tue Jun 29 01:37:53 1999 Jeffrey A Law (law@cygnus.com)
4809 * configure.in (hppa*-hp-hpux11*): New configuration.
4810 * configure: Rebuilt.
4811 * pa/pa-hpux11.h: New file.
4812 * pa.h (CPP_SPEC): Conditionally add -D__STDC_EXT__ to the cpp
4815 * mips.md (leasi, leadi): New patterns.
4817 * expr.c (emit_block_move): Properly handle case where one of the
4818 block move arguments has a queued increment or decrement.
4819 (clear_storage): Similarly. Fix formatting goof.
4821 1999-06-28 "David O'Brien" <obrien@NUXI.com>
4823 * fixinc/inclhack.def(stdio_va_list): This patch Removes a
4824 semicolon from the BSD VA_LIST replacement expression.
4826 * fixinc/inclhack.sh: regen
4827 * fixinc/fixincl.x: regen
4829 * fixinc/mkfixinc.sh: Have `i[34567]86-*-freebsd*' machines
4830 now use the fixincl program.
4832 Mon Jun 28 05:28:12 1999 Jeffrey A Law (law@cygnus.com)
4834 * m68k.h (CONDITIONAL_REGISTER_USAGE): Define for !SUN_FPA
4835 case. Also make the PIC register call_used.
4837 * m68k.h (FINALIZE_PIC): Delete.
4838 * m68k.c (finalize_pic): Delete.
4840 Mon Jun 28 05:16:35 1999 Richard Henderson <rth@cygnus.com>
4842 * m68k.h (PREFERRED_RELOAD_CLASS): Don't force any FP const_doubles
4845 Mon Jun 28 04:07:27 1999 David Edelsohn <edelsohn@gnu.org>
4847 * expmed.c (expand_divmod): Ensure unsigned value fits in reg_note.
4849 Sun Jun 27 02:39:08 1999 Richard Henderson <rth@cygnus.com>
4851 * jump.c (jump_optimize_1): Validate the cmov copy to a temporary.
4853 Sat Jun 26 17:18:18 1999 David Edelsohn <edelsohn@gnu.org>
4855 * rs6000.c (print_operand, case 'L'): Use plus_constant_for_output.
4857 Fri Jun 25 11:33:24 1999 Richard Henderson <rth@cygnus.com>
4859 * alpha.c (override_options): Add -mcpu=ev45 as an alias for ev4.
4861 Fri Jun 25 13:41:25 1999 David Edelsohn <edelsohn@gnu.org>
4863 * rs6000.c (output_toc): Always use hex values for floating-point
4864 constants. Store single-precision values in upper-half of TOC
4865 entry in 64-bit mode.
4866 * rs6000.md (floatsidf2, floatunssidf2): Add !TARGET_POWERPC64
4867 to final constraints.
4868 (fix_truncdfsi2 splitter): Change pattern matching fctiwz.
4869 (fctiwz): Improve accuracy of RTL for pattern.
4871 Fri Jun 25 11:26:38 1999 Gavin Romig-Koch <gavin@cygnus.com>
4873 * expr.c (expand_expr): Allow RTL_EXPR's through the
4874 MAX_INTEGER_COMPUTATION_MODE checks.
4876 Fri Jun 25 06:06:37 1999 Richard Henderson <rth@cygnus.com>
4878 * alpha.h (MASK_SUPPORT_ARCH, MASK_CPU_EV5, MASK_CPU_EV6): Define
4879 such that MASK_SUPPORT_ARCH is not negative.
4881 Fri Jun 25 05:35:44 1999 Jeffrey A Law (law@cygnus.com)
4883 * loop.c (verify_dominator): Properly handle ADDR_VEC and
4884 ADDR_DIFF_VEC insns that appear inside loops.
4886 Thu Jun 24 22:54:05 1999 David Edelsohn <edelsohn@gnu.org>
4887 Jeff Law <law@cygnus.com>
4889 * rs6000.md (movdf_hardfloat32): Revert previous patch.
4890 Handle LO_SUM the same as offsettable in cases 1 and 2.
4891 * rs6000.c (find_addr_reg): Revert previous patch.
4893 Thu Jun 24 22:43:12 1999 Philippe De Muyter <phdm@macqel.be>
4895 * system.h (strstr): New external function declaration.
4896 * acconfig.h (NEED_DECLARATION_STRSTR): New define slot.
4897 * configure.in (GCC_NEED_DECLARATIONS): Check for strstr.
4898 * config.in, configure: Rebuilt.
4900 1999-06-24 Tom Tromey <tromey@cygnus.com>
4902 * gcc.c (main): Read user-specified specs files after computing
4903 additional startfile_prefixes.
4905 Thu Jun 24 15:00:47 1999 Mark Mitchell <mark@codesourcery.com>
4907 Revert these two patches:
4909 Thu Jun 17 21:34:24 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
4910 * loop.c (strength_reduce): When doing biv->giv conversion, update
4911 reg note of NEXT->insn.
4913 Thu Jun 17 17:22:07 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
4914 * loop.c (strength_reduce): When doing biv->giv conversion, fix up
4916 (recombine_givs): Set ix field after sorting.
4918 Wed Jun 23 21:26:00 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
4920 * rtlanal.c (reg_referenced_p): Use reg_overlap_mentioned_p
4921 for the parts of an UNSPEC / UNSPEC_VOLATILE.
4923 1999-06-23 Bruce Korb <ddsinc09@ix.netcom.com>
4925 *fixinc/inclhack.def: Add fix development commentary
4926 (read_ret_type): reactivate and add selection clause
4927 (zzz_*): tweak output file name to match what is used in hackshell.tpl
4928 *fixinc/{fixincl.x|inclhack.sh}: regen
4930 Wed Jun 23 00:48:21 1999 Jason Merrill <jason@yorick.cygnus.com>
4932 * expr.c (expand_expr): STRIP_NOPS before checking against
4933 MAX_INTEGER_COMPUTATION_MODE
4934 (check_max_integer_computation_mode): Likewise.
4936 Tue Jun 22 20:23:43 1999 Jim Wilson <wilson@cygnus.com>
4938 * md.texi (smul@var{m}3_highpart): Add missing 's' prefix.
4940 1999-06-22 Jim Wilson <wilson@cygnus.com>
4942 * expr.c (store_expr): When target is a promoted subreg, return a
4943 promoted subreg as a result.
4945 Tue Jun 22 17:14:58 1999 Michael Meissner <meissner@cygnus.com>
4947 * dwarf2out.c (dwarf2out_frame_debug_expr): Reformat to match GNU
4949 (dwarf2out_define): Mark unused parameters appropriately.
4950 (gen_unspecified_parameters_die): Ditto.
4951 (gen_subprogram_die): Fix signed/unsigned warnings.
4952 (gen_variable_die): Ditto.
4954 1999-06-22 Bruce Korb <ddsinc09@ix.netcom.com>
4956 * fixinc/inclhack.def(end_else_label): combined else_label
4957 and endif_label and fixed the sed expression.
4958 *fixinc/{fixincl.x|inclhack.sh}: regen
4960 Tue Jun 22 01:58:18 1999 Jeffrey A Law (law@cygnus.com)
4962 * rs6000.md (movdf_hardfloat32): Use %X instead of always emitting
4963 'x' when handling non-offsettable addresses
4965 Tue Jun 22 00:20:05 1999 Richard Earnshaw (rearnsha@arm.com)
4967 * final.c (shorten_branches): Don't try to split an insn that has
4970 Mon Jun 21 12:47:39 1999 Mark Mitchell <mark@codesourcery.com>
4972 * config/mips/mips.c (symbolic_expression_p): New function.
4973 (mips_select_rtx_section): Put symbolic expressions in the
4974 data section, not the read-only data section.
4976 Mon Jun 21 22:13:06 1999 Jeffrey A Law (law@cygnus.com)
4978 * rs6000.md (find_addr_reg): Handle LO_SUM addresses.
4980 Mon Jun 21 20:10:42 1999 Richard Henderson <rth@cygnus.com>
4982 * collect2.c (main): Log frame table count.
4983 (GCC_OK_SYMBOL) [ECOFF]: Accept stGlobal.
4984 (scan_prog_file) [COFF]: Handle frame tables.
4986 * alpha/alpha.h (UNALIGNED_SHORT_ASM_OP): Define.
4987 (UNALIGNED_INT_ASM_OP, UNALIGNED_DOUBLE_INT_ASM_OP): Define.
4988 * alpha/elf.h: Undef them again.
4989 * alpha/vms.h: Remove their definitions.
4991 Tue Jun 22 03:17:53 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
4993 * sh.c (machine_dependent_reorg): When fixing up fp pcloads,
4994 remove the clobber of r0 and change the REG_UNUSED note to
4997 1999-06-21 Jakub Jelinek <jj@ultra.linux.cz>
4999 * real.c (ereal_from_double): Fix for 64-bit big endian hosts.
5000 * emit-rtl.c (gen_lowpart_common): Add case for hosts where double
5001 fits in HOST_WIDE_INT and one uses union to access a long constant
5004 Mon Jun 21 17:18:25 1999 Richard Henderson <rth@cygnus.com>
5006 * sparc.c (sparc_override_options): Don't allow profiling for
5007 code models other than medlow.
5008 (sparc_function_profiler): New function from old FUNCTION_PROFILER
5009 macro. Use ASM_GENERATE_INTERNAL_LABEL and MCOUNT_FUNCTION.
5010 (sparc_function_block_profiler): Likewise. Use user_label_prefix.
5011 (sparc_block_profiler): Likewise.
5012 (sparc_function_block_profiler_exit): Likewise.
5013 * sparc.h (FUNCTION_PROFILER): Call new sparc.c function.
5014 (FUNCTION_BLOCK_PROFILER): Likewise.
5015 (BLOCK_PROFILER): Likewise.
5016 (FUNCTION_BLOCK_PROFILER_EXIT): Likewise.
5017 (MCOUNT_FUNCTION): New.
5018 * sparc/pbd.h (FUNCTION_PROFILER): Delete.
5019 (FUNCTION_BLOCK_PROFILER, BLOCK_PROFILER): Delete.
5020 * sparc/sun4o3.h (FUNCTION_PROFILER): Delete.
5021 (MCOUNT_FUNCTION): New.
5022 * sparc/sysv4.h (FUNCTION_BLOCK_PROFILER): Delete.
5023 (BLOCK_PROFILER): Delete.
5024 (MCOUNT_FUNCTION): New.
5026 Mon Jun 21 14:11:29 1999 David Edelsohn <edelsohn@gnu.org>
5028 * rs6000.md (movdf_hardfloat32): Fix typo in case 2.
5030 Mon Jun 21 12:27:17 1999 Vladimir Makarov <vmakarov@tofu.to.cygnus.com>
5032 * config/mips/elf.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
5035 * config/m68k/m68kelf.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
5038 * config/sh/sh.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
5041 * config/arm/telf.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
5044 Mon Jun 21 14:58:42 1999 Nick Clifton <nickc@cygnus.com>
5046 * config/arm/arm.h: Add cpp support for ARM920 and ARM920T cpu
5049 Mon Jun 21 06:22:21 1999 Mark Elbrecht <snowball3@bigfoot.com>
5051 * i386/djgpp.h (LIB_SPEC): New.
5052 (STARTFILE_SPEC): New.
5054 * i386/xm-djgpp.h (NO_SYS_SIGLIST): Deleted. Now obsolete.
5056 Mon Jun 21 06:19:33 1999 Philippe De Muyter <phdm@macqel.be>
5058 * fixinc/Makefile.in (gnu-regex.o): Do not define STDC_HEADERS in
5061 * system.h (WSTOPSIG): New macro.
5063 Mon Jun 21 05:33:15 1999 Mumit Khan <khan@xraylith.wisc.edu>
5065 * c-pragma.c (push_alignment): Don't ignore alignments greater than
5067 (insert_pack_attributes): Take into account member natural
5070 * i386/winnt.c (exports_head): New static variable.
5071 (i386_pe_record_exported_symbol): New function.
5072 (i386_pe_asm_file_end): Use.
5073 * i386/cygwin.h (ASM_OUTPUT_COMMON): Record the exported
5074 symbols to be emitted at end of assembly.
5075 (ASM_DECLARE_OBJECT_NAME): Likewise.
5076 (ASM_DECLARE_FUNCTION_NAME): Likewise.
5078 * i386/uwin.h (CPP_SPEC): Use -idirafter instead -iprefix and
5081 Mon Jun 21 04:44:31 1999 Jeffrey A Law (law@cygnus.com)
5083 * sparc.h (LEGITIMIZE_RELOAD_ADDRESS): Fix paren error introduced
5086 Sun Jun 20 17:27:20 1999 Richard Henderson <rth@cygnus.com>
5088 * haifa-sched.c (sched_analyze_1): Use free_list instead of
5089 zapping reg_last_uses directly.
5090 (sched_analyze_2, sched_analyze_insn): Likewise.
5091 (sched_analyze): Likewise. Don't clear reg_last_uses on calls.
5093 Sun Jun 20 16:57:29 1999 David Edelsohn <edelsohn@gnu.org>
5095 * rs6000.md (movdf_hardfloat32): Use worst case insn length
5096 attributes for cases 1 and 2.
5098 Sat Jun 19 22:52:55 1999 Richard Henderson <rth@cygnus.com>
5100 * haifa-sched.c (sched_analyze): Mark call-user regs as clobbered
5103 Sat Jun 19 05:40:07 1999 Philip Blundell <pb@nexus.co.uk>
5105 * arm.c (arm_reload_in_hi): Invert sense of test on BYTES_BIG_ENDIAN.
5107 Sat Jun 19 05:25:05 1999 Richard Earnshaw (rearnsha@arm.com)
5109 * arm.h (CONDITIONAL_REGISTER_USAGE): If flag_pic, never use
5110 PIC_OFFSET_TABLE_REGNUM for general alloaction.
5111 (INITIAL_ELIMINATION_OFFSET): Count the fact that the PIC register
5112 must be stacked if it is used for PIC accesses.
5113 * arm.c (use_return_insn): Handle PIC register specially.
5114 (output_return_instruction): Likewise.
5115 (output_func_{prologue,epilogue}): Likewise.
5116 (output_expand_prologue): Likewise.
5118 * arm.md (*adddf_esfdf_df): Renamed from *adddf_df_esfdf.
5119 (*strsi_predec): Renamed from *strqi_predec.
5120 (*loadsi_shiftpreinc): Renamed from *loadqi_shiftpreinc.
5121 (*loadsi_shiftpredec): Renamed from *loadqi_shiftpredec.
5123 * arm.c (arm_override_options): Remove warning about PIC code
5124 not being supported.
5126 Fri Jun 18 23:47:06 1999 David Edelsohn <edelsohn@gnu.org>
5128 * rs6000.c (find_addr_reg): New function.
5129 * rs6000.h (find_addr_reg): Declare.
5130 (offsettable_addr_operand): Delete.
5131 * rs6000.md (movdf_hardfloat32): Handle non-offsettable loads
5132 from and stores to GPRs.
5134 Fri Jun 18 15:44:18 1999 Richard Henderson <rth@cygnus.com>
5136 * alpha.c (alpha_expand_block_move): Use get_insns rather than
5137 gen_sequence as argument to emit_no_conflict_block.
5139 Fri Jun 18 07:02 1999 Bruce Korb <ddsinc09@ix.netcom.com>
5141 * fixinc/mkfixinc.sh: enable the fixincl program for DG/UX
5142 * fixinc/inclhack.def(dgux_int_varargs): script must end with \n
5143 *fixinc/fixincl.x: regen
5144 *fixinc/inclhack.sh: regen
5146 Thu Jun 17 15:06:10 PDT 1999 Don Lindsay <dlindsay@cygnus.com>
5148 * added support for -mpcrel (PC relative addressing for m68k)
5149 based on code done by Michael Tiemann <tiemann@axon.cygnus.com>.
5150 * invoke.texi (m68000 options): Add documentation for -mpcrel flag.
5151 * m68k.c (print_operand_address): Handle 32-bit PIC case.
5152 (comments for general_src_operand): Add some explanation
5153 about EXTRA_CONSTRAINTS.
5154 (OVERRIDE_OPTIONS): Enable -fPIC in combination with -mpcrel.
5155 * m68kelf.h (OVERRIDE_OPTIONS): Ditto.
5156 (LEGITIMATE_PIC_OPERAND_P): Fix typo.
5157 (LEGITIMATE_PIC_OPERAND_P): Re-derive from m68k.h case.
5158 * m68k.h (LEGITIMATE_PIC_OPERAND_P): Fix delete-o.
5159 (INDIRECTABLE_1_ADDRESS): Delete spurious '/' at end of macro.
5160 (OVERRIDE_OPTIONS): Change behavior so that -mpcrel implies -fpic
5162 (OVERRIDE_OPTIONS): Merge in changes from m68k.h.
5163 * m68k.h (TARGET_PCREL): New target flag.
5164 (TARGET_SWITCHES): Add "pcrel" as a recognized switch.
5165 (OVERRIDE_OPTIONS): Add checks for -mpcrel.
5166 (LEGITIMATE_PIC_OPERAND_P): Don't normally accept anything that
5167 contains a SYMBOL_REF. Relax this constraint during reload, since
5168 we want to use the predicates, not reload's built-in concept of a
5169 valid memory address, to control what insns need reloading.
5170 (EXTRA_CONSTRAINT): Define constraints to accept pc-relative
5171 operands (essentially 'g', 'm', and 's' under normal circumstances).
5172 * m68k.c (print_operand): Cause printing of pc-relative addresses
5173 to include pc register.
5174 (print_operand_address): Ditto.
5175 (general_src_operand): Accept operands that are not only
5176 general_operands, but are also valid when used as a pc-relative
5178 (nonimmediate_src_operand): Similar, for nonimmediate_operands.
5179 (memory_src_operand): Similar, for memory_operands.
5180 (pcrel_address): New predicate to accept the special case of a
5181 pc-relative address.
5182 * m68k.md (many patterns): Rewrite common SImode, HImode, and
5183 QImode insns to accept *_src_operand instead of *_operand where
5184 pc-relative operands can fit. For example, a pc-relative operand
5185 can be used as a memory source operand for addsi3, but not as a
5187 * hp320.h linux.h m68kv4.h (LEGITIMATE_PIC_OPERAND_P) as in m68k.h.
5189 Fri Jun 18 09:11:07 1999 Nick Clifton <nickc@cygnus.com>
5191 * config/arm/telf.h (ASM_OUTPUT_DEF_FROM_DECLS): New Marco: USe
5192 .thumb_set pseudo op to mark aliases of thumb functions.
5194 Wed Jun 16 18:19:13 1999 Nick Clifton <nickc@cygnus.com>
5196 * varasm.c (assemble_alias): Use ASM_OUTPUT_DEF_FROM_DECLS in
5197 preference to ASM_OUTPUT_DEF, if it is defined.
5199 * tm.texi: Document new, optional target macro
5200 ASM_OUTPUT_DEF_FROM_DECLS.
5202 Thu Jun 17 15:07 1999 Bruce Korb <ddsinc09@ix.netcom.com>
5204 * fixincludes: ISCNTL patch
5205 * fixinc/inclhack.def (ioctl_fix_ctrl): Fix the definition of [_]*ISCTRL().
5206 (dgux_int_varargs): new for DG/UX
5207 * fixinc/{fixincl.x,inclhack.sh}: Regenerated.
5209 Thu Jun 17 21:34:24 1999 Jeff Law <law@cygnus.com>
5211 * invoke.texi (ia32 options): Fix typo.
5213 Thu Jun 17 21:34:24 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
5215 * loop.c (strength_reduce): When doing biv->giv conversion, update
5216 reg note of NEXT->insn.
5218 Thu Jun 17 14:25:08 1999 Jeffrey A Law (law@cygnus.com)
5220 * loop.c (move_movables): Note issues with replacing REGs with
5222 * mips.h (GO_IF_LEGITIMATE_ADDRESS): Handle SUBREGs properly.
5224 Thu Jun 17 13:28:30 1999 David O'Brien <obrien@FreeBSD.org>
5226 * i386/freebsd-elf.h (LINK_SPEC): Fix typo.
5228 * i386/freebsd-elf.h (FUNCTION_PROFILER): labels are not needed and
5229 the reference to `mcount' was not correct for the ELF on FreeBSD.
5231 Thu Jun 17 17:22:07 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
5233 * loop.c (strength_reduce): When doing biv->giv conversion, fix up
5236 (recombine_givs): Set ix field after sorting.
5238 Thu Jun 17 02:54:30 1999 Jeffrey A Law (law@cygnus.com)
5240 * emit-rtl.c (operand_subword): Tighten checks for when it is safe
5241 to safe to extract a subword out of a REG.
5243 Thu Jun 17 01:45:24 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
5245 * sh.md (mulsi3): Don't add a no-op move at the end.
5247 Wed Jun 16 20:29:00 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
5249 * cse.c (cse_insn): Don't put hard register source into tables for
5250 the last insn of a libcall.
5252 Wed Jun 16 19:44:33 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
5254 * loop.c (strength_reduce): Insert sets of derived givs at every
5255 biv increment, even if it's the only one.
5257 Wed Jun 16 10:33:02 1999 Jason Merrill <jason@yorick.cygnus.com>
5259 * dwarfout.c (add_incomplete_type): New fn.
5260 (output_type): Call it.
5261 (retry_incomplete_types): New fn.
5262 (dwarfout_finish): Call it.
5264 From Eric Raskin <ehr@listworks.com>:
5265 (output_type): Output types for bases.
5267 Tue Jun 15 12:51:23 1999 Alexandre Oliva <oliva@dcc.unicamp.br>
5269 * mips.c (mips_output_conditional_branch): Add `break'
5270 between `default' label and `close braces'.
5272 Tue Jun 15 01:55:20 1999 David O'Brien <obrien@FreeBSD.org>
5274 * i386/freebsd-elf.h (LINK_SPEC): clean up the linking library
5275 specifications and make it realistic.
5276 (LIB_SPEC): Likewise.
5278 Mon Jun 14 15:38:43 1999 Jim Wilson <wilson@cygnus.com>
5280 * config/mips/mips.c (mips_secondary_reload_class): Check for
5281 (PLUS (SP) (REG)) and return appropriate register class.
5282 * config/mips/mips.md (reload_insi): Delete predicate for operand 1.
5283 Handle (PLUS (SP) (REG)).
5284 (tablejump): In mips16 code, use emit_insn instead of emit_jump_insn.
5285 (tablejump_mips161, tablejump_mips162): Use emit_jump_insn instead
5286 of emit_insn for tablejump.
5288 Mon Jun 14 17:26:40 1999 David Edelsohn <edelsohn@gnu.org>
5290 * rs6000.c (output_prolog): RS6000_CALL_GLUE must be
5291 asm_fprintf format string by itself.
5292 (output_function_profiler): Likewise.
5294 Mon Jun 14 12:57:38 1999 David Mosberger <davidm@hpl.hp.com>
5296 * combine.c (simplify_logical, case AND): Only call
5297 simplify_and_const_int if the mode is no wider than HOST_WIDE_INT
5298 or the constant is positive.
5300 Mon Jun 14 11:43:41 1999 Nick Clifton <nickc@cygnus.com>
5302 * configure.in: Fix typo in rs6000-ibm-aix4 case.
5303 * configure: Regenerate.
5305 Mon Jun 14 03:55:40 1999 Jeffrey A Law (law@cygnus.com)
5307 * configure.in (rs6000-ibm-aix4.3*, powerpc-ibm-aix4.3*): Do not
5308 require a sub-version #.
5309 * configure: Rebuilt.
5311 1999-06-14 Robert Lipe (robertlipe@usa.net)
5313 * svr4.h (DWARF2_DEBUGGING_INFO): Check for redefinition.
5315 Mon Jun 14 10:30:52 BST 1999 Nathan Sidwell <nathan@acm.org>
5317 * c-typeck.c (process_init_element): Detect excess elements in
5318 char array initializer.
5320 1999-06-14 Andreas Jaeger <aj@arthur.rhein-neckar.de>
5322 * gcc.texi: Mention gcc 2.96 instead of egcs 1.00.
5324 Sat Jun 12 22:29:48 EDT 1999 Jerry Quinn <jquinn@nortelnetworks.com>
5326 * invoke.texi (Option Summary): Add -fpermissive flag.
5328 Sat Jun 12 03:40:42 1999 Jeffrey A Law (law@cygnus.com)
5330 * sparc.h (LEGITIMIZE_RELOAD_ADDRESS): Do nothing with operands
5331 that require PIC code sequences.
5333 Wed Jun 9 16:29:01 1999 Nick Clifton <nickc@cygnus.com>
5335 * configure.in: Add new target: thumb-elf.
5336 * configure: Regenerate.
5337 * config/arm/t-thumb-elf: New file: Makefile fragment for
5339 * config/arm/telf.h: New file: Header file for thumb-elf
5342 Fri Jun 11 03:17:51 1999 Jeffrey A Law (law@cygnus.com)
5344 * Makefile.in (libgcc2): Pass MAYBE_USE_COLLECT2 as an argument.
5345 * libgcc2.c (__CTOR_LIST, __DTOR_LIST); Do not provide
5346 initializers is some circumstances.
5348 * fixinc/inclhack.def (endif_label): Add additional selector for
5349 more bogus stuff after #endif statements.
5350 * fixinc/inclhack.sh, fixinc/fixincl.x: Rebuilt.
5352 Thu Jun 10 20:44:36 1999 Mumit Khan <khan@xraylith.wisc.edu>
5354 * i386/cygwin.h (SET_ASM_OP): Define.
5356 Thu Jun 10 20:37:57 1999 Mumit Khan <khan@xraylith.wisc.edu>
5358 * reg-stack.c (stack_reg_life_analysis): Find all the RETURN insns.
5360 Thu Jun 10 19:23:00 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
5362 * sh.h (TARGET_HARWARD, TARGET_HARVARD): Changed the former to the
5365 * sh.md (ic_invalidate_line_i): Remove second alternative.
5367 Thu Jun 10 06:55 1999 Bruce Korb <ddsinc09@ix.netcom.com>
5369 *fixinc/inclhack.def(sun_auth_proto): We do not know how to
5370 test for the presence of valid prototypes. Delete bypass expr.
5371 (ioctl_fix_ctrl): Correct the selection expression.
5372 (no_double_slash): Correct quoting rules
5373 *fixinc/fixincl.x: regen
5374 *fixinc/inclhack.sh: regen
5376 Thu Jun 10 15:08:15 1999 Nick Clifton <nickc@cygnus.com>
5378 * config/arm/arm.c (struct all_cores): Add ARM920 and ARM920t.
5380 Wed Jun 9 15:57:57 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
5382 * rs6000.md (movsi_got_internal_mem): Delete.
5383 * rs6000.h (CONDITIONAL_REGISTER_USAGE): Mark PIC_OFFSET_TABLE_REGNUM.
5384 (GOT_TOC_REGNUM): Delete.
5385 (PIC_OFFSET_TABLE_REGNUM): Define.
5386 (FINALIZE_PIC): Disable.
5387 * rs6000.c (rs6000_got_register): New code for fixed pic register.
5388 (rs6000_replace_regno): Delete.
5389 (rs6000_finalize_pic): Likewise.
5390 (output_prolog): Handle PIC_OFFSET_TABLE_REGNUM.
5392 Wed Jun 9 19:44:26 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
5394 * loop.c (loop_insn_first_p): Don't compare LUIDs when P
5395 is a note; use <= for the compare; advance P while it is
5398 Wed Jun 9 13:12:24 1999 Jeffrey A Law (law@cygnus.com)
5400 * fixinc/inclhack.def (no_double_slash): Fix quoting for test.
5401 * fixinc/inclhack.sh, fixinc/fixincl.x, fixinc/fixincl.sh; Rebuilt.
5403 * varasm.c (remove_from_pending_weak_list): Verify t->name
5404 is non-NULL before passing it to strcmp.
5406 Wed Jun 9 06:50 1999 Bruce Korb <ddsinc09@ix.netcom.com>
5408 *fixinc/inclhack.def(sun_auth_proto): bypass the patch if
5409 the typed arguments are not part of a comment
5410 (ioctl_fix_ctrl): Added a purpose comment
5411 *fixinc/fixincl.x: regenerate
5412 *fixinc/inclhack.sh: regenerate
5414 Wed Jun 9 22:57:02 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
5416 * invoke.texi: Add C4x invocation docs.
5418 Wed Jun 9 22:34:38 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
5420 * config/c4x/c4x.h (TARGET_EXPOSE_LDP, LEGITIMIZE_RELOAD_ADDRESS):
5422 * config/c4x/c4x.c (c4x_emit_move_sequence, src_operand): Use
5424 (c4x_legitimize_reload_address): New function.
5425 * config/c4x/c4x.md: Update docs.
5427 Wed Jun 9 04:14:48 1999 Jeffrey A Law (law@cygnus.com)
5429 * fixincludes: Avoid removing '.'.
5430 * fixinc/fixinc.svr4: Likewise.
5431 * fixinc/fixinc.winnt: Likewise.
5432 * fixinc/inclhack.tpl: Likewise.
5433 * fixinc/fixincl.sh, fixinc/inclhack.sh: Rebuilt.
5435 1999-06-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5437 * fixinc/inclhack.def (sun_catmacro): Escape parens in the select
5439 * fixinc/fixincl.x, fixinc/inclhack.sh: Rebuilt.
5441 Wed Jun 9 03:10:34 1999 Mumit Khan <khan@xraylith.wisc.edu>
5443 * c-pragma.c (handle_pragma_token): Handle `#pragma pack()'
5446 Tue Jun 8 13:06:15 1999 Jim Wilson <wilson@cygnus.com>
5448 * configure.in (rs6000-ibm-aix4.[12]*): Change rx6000 to rs6000.
5449 * configure: Regenerate.
5451 Tue Jun 8 05:47:48 1999 Richard Earnshaw (rearnsha@arm.com)
5453 * optabs.c (expand_cmplxdiv_wide): Use expand_abs to get the absolute
5456 Mon Jun 7 22:30:37 1999 Jeffrey A Law (law@cygnus.com)
5458 * fixinc/inclhack.def (avoid_bool): Also catch
5459 "typedef [unsigned] int bool".
5460 * fixinc/inclhack.sh, fixinc/fixincl.x, fixinc/fixincl.sh: Rebuilt.
5462 * m68k/x-hp3bsd44: Delete obsolete and incorrect file.
5463 * configure.in (m68k-hp-bsd4.4): No longer use x-hp3bsd44.
5464 * configure: Rebuilt.
5466 Mon Jun 7 22:05:03 1999 Mark Kettenis <kettenis@gnu.org>
5468 * config/i386/gnu.h: Include <gnu.h> right after <i386/linux.h>,
5469 such that we can override its definitions if necessary.
5470 (CPP_SPEC): New define. Support processor specific predefines via
5472 (CC1_SPEC): New define. Support processor specific compiler
5473 options via %(cc1_cpu).
5474 (STARTFILE_SPEC): New define. Use crt0.o instead of crt1.o for
5477 1999-06-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5479 * fixinc/inclhack.def (math_gcc_ifndefs): Insert whitespace
5480 between sed's -e flag, and the open-quote following it.
5481 * fixinc/fixincl.x, fixinc/fixincl.sh: Rebuilt.
5483 Mon Jun 7 20:34:20 1999 Robert Lipe <robertlipe@usa.net>
5484 Jeffrey A Law (law@cygnus.com)
5486 * varasm.c (assemble_start_function): Remove the function
5487 from the pending weak decls list when we define a function.
5488 (assemble_variable): Similarly for variables.
5489 (weak_finish): Ignore items on the list with a NULL name.
5490 (remove_from_ending_weak_list); New function to "remove" an item
5491 from the pending weak declarations list.
5493 Mon Jun 7 19:27:07 1999 Jerry Quinn <jquinn@nortelnetworks.com>
5495 * pa.md (fmpyfadd, fmpynfadd, fnegabs): New patterns.
5497 Mon Jun 7 14:07:39 1999 Dave Brolley <brolley@cygnus.com>
5499 * c-lex.c (GETC): Redefine to call getch.
5500 (UNGETC): Redefine to call put_back.
5501 (putback_buffer): New structure type.
5502 (putback): New static structure.
5503 (getch): New function.
5504 (put_back): New function.
5505 (yylex): Replace unused bytes from bad multibyte character.
5507 Mon Jun 7 13:33:39 1999 Dave Brolley <brolley@cygnus.com>
5509 * cpplib.c (do_define): Cast `alloca' return value.
5510 (do_include, do_undef, do_pragma): Likewise.
5511 * cpphash.c (dump_definition): Cast `xstrdup' and `alloca' return
5513 * cppfiles.c (initialize_input_buffer): Cast `xmalloc' return values.
5514 * gcc/cppspec.c (lang_specific_driver): Cast xmalloc return value.
5516 Sun Jun 6 11:58:34 1999 Jakub Jelinek <jj@ultra.linux.cz>
5518 * sparc.md (abstf2): This should be an expand.
5519 (split after abstf2_notv9): Fix mode.
5520 (abstf2_hq_v9): New pattern.
5521 (abstf2_v9): Only use when no hard quad.
5522 (absdf2_v9): Fix if target is not the same as source.
5523 (ashrsi3_extend, ashrsi3_extend2, lshrsi3_extend, lshrsi3_extend2):
5524 Add correct output constraints.
5526 Sat Jun 5 17:04:16 1999 Craig Burley <craig@jcb-sc.com>
5528 From Dave Love to egcs-patches on 20 May 1999 17:38:38 +0100:
5529 * invoke.texi: Clarify text vis-a-vis Intel CPUs.
5531 Sat Jun 5 12:11:24 1999 Mark Mitchell <mark@codesourcery.com>
5533 * mips.h (mips_output_conditional_branch): New function.
5534 (mips_adjust_insn_length): Likewise.
5535 (ASSEMBLER_SCRATCH_REGNUM): New macro.
5536 (ADJUST_INSN_LENGTH): Likewise.
5537 * mips.c (print_operand): Add `F' and `W' for floating-point
5539 (machine_dependent_reorg): Adjust MIPS16 code; instruction-lengths
5541 (mips_adjust_insn_length): New function.
5542 (mips_output_conditional_branch): New function.
5543 * mips.md (length): Adjust attribute definition to handle
5544 conditional branches. Change lengths to bytes, rather than
5545 instructions throughout. Remove length attribute from
5546 instructions whose length is four bytes, and rely on the default
5548 (dslot): Fix typo in comment.
5549 Reword conditional branch patterns to use
5550 mips_output_conditional_branch.
5552 Fri Jun 4 13:30:27 1999 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5554 * alpha/osf.h (CPP_SUBTARGET_SPEC): Handle -threads.
5555 (LIB_SPEC): Likewise.
5556 Link with -lprof1_r for -g/-pg.
5558 1999-06-04 Andreas Schwab <schwab@issan.cs.uni-dortmund.de>
5560 * loop.c (check_dbra_loop): Fix change of Jan 19.
5562 Fri Jun 4 00:12:40 1999 Marc Espie <espie@cvs.openbsd.org>
5564 * freebsd-elf.h (SWITCH_TAKES_ARG): Redefine, not define.
5565 (STARTFILE_SPEC): Define, override the svr4.h version.
5566 (ENDFILE_SPEC): Likewise.
5568 Thu Jun 3 23:58:55 1999 Jeffrey A Law (law@cygnus.com)
5570 * fixinc/inclhack.def (limits_ifndefs): Also apply to sys/limits.h
5571 * fixinc/fixincl.x: Regenerated.
5572 * fixinc/inclhack.sh: Regenerated.
5574 Fri Jun 4 05:42:23 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
5576 * sh.c (barrier_align): Don't return early for normal branch/barrier
5577 when optimizing for SH2.
5579 Thu Jun 3 22:27:50 1999 Robert Lipe <robertlipe@usa.net>
5581 * i386/udk.h (LINK_SPEC): Correct linker search path for
5584 Fri Jun 4 03:20:40 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
5586 * sh.c (fixup_addr_diff_vecs): Emit braf reference label.
5587 (braf_label_ref_operand): Delete.
5588 * sh.h (PREDICATE_CODES): Remove braf_label_ref_operand.
5589 * sh.md (casesi_jump_2): Operand1 is now the inside of a
5590 label_ref, and has no predicate.
5591 The patten has a predicate to guard against invalid substitutions.
5592 (dummy_jump): Delete.
5593 (casesi): Update use of casesi_jump_2.
5595 Thu Jun 3 07:48 1999 Bruce Korb <ddsinc09@ix.netcom.com>
5597 *fixinc/inclhack.def(Io_Def_Quotes): corrected sed expression
5598 *fixinc/fixincl.x: regenerate
5599 *fixinc/inclhack.sh: regenerate
5601 Thu Jun 3 02:15:07 1999 Jason Merrill <jason@yorick.cygnus.com>
5603 * dwarf2out.c (add_incomplete_type): New fn.
5604 (gen_struct_or_union_type_die): Call it.
5605 (retry_incomplete_types): New fn.
5606 (dwarf2out_finish): Call it.
5608 Thu Jun 3 01:19:03 1999 Jeffrey A Law (law@cygnus.com)
5610 * gcse.c (insert_insn_end_bb): Correct placement of insns when the
5611 current block starts with a CODE_LABEL and ends with a CALL and
5612 we can not find all the argument setup instructions for the CALL.
5614 Wed Jun 2 15:44:15 1999 Mark Mitchell <mark@codesourcery.com>
5617 * fold-const.c (fold): STRIP_NOPS when deciding whether or not
5618 something is a candidate for optimize_bit_field_compare.
5620 Wed Jun 2 21:53:05 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
5622 * sh.h (CONST_OK_FOR_I, CONST_OK_FOR_L): Cast VALUE to HOST_WIDE_INT.
5624 Wed Jun 2 12:25:55 1999 Richard Henderson <rth@cygnus.com>
5626 * alpha.c (override_options): Thinko in last patch.
5628 * alpha/osf.h (CPP_SUBTARGET_SPEC): Define.
5629 (LIB_SPEC): Recognize -pthread.
5631 Wed Jun 2 08:42:55 1999 Nick Clifton <nickc@cygnus.com>
5633 * config/arm/tcoff.h (USER_LABEL_PREFIX): Synchronise with
5634 definition in config/arm/coff.h
5635 * config/arm/coff.h: Add comment about USER_LABEL_PREFIX.
5637 Wed Jun 2 07:07 1999 Bruce Korb <ddsinc09@ix.netcom.com>
5639 * fixinc/fixincl.c(global def): Add FD_SHELL_SCRIPT to mark
5640 fixes that need "file=xxx\n" prepended before invocation
5641 (start_fixer - new): starting the fixer process is complex enough
5642 to warrent its own routine. It prepends the "file=xxx\n" stuff.
5643 (process): uses the new routine; omit usage of putenv()
5644 * fixinc/fixincl.tpl: mark shell scripts with FD_SHELL_SCRIPT
5645 * fixinc/fixincl.x: regenerate
5647 Wed Jun 2 02:29:07 1999 Jeffrey A Law (law@cygnus.com)
5649 * README, configure.in, gcc.1, gcc.texi: Update name (egcs -> gcc)
5650 and version #s (1.1 -> 2.96) as needed.
5651 * README.g77: Kill way out of date file in the toplevel directory.
5653 Wed Jun 2 00:52:34 1999 David O'Brien <obrien@FreeBSD.org>
5655 * configure.in (i[34567]86-*-freebsdelf): Don't include linux.h,
5656 i386/freebsd-elf.h no longer requires it. Instead include svr4.h.
5657 * configure: Rebuilt.
5658 * i386/freebsd-elf.h (DEFAULT_VTABLE_THUNKS): Define.
5659 (ASM_COMMENT_START, ASM_APP_ON, ASM_APP_OFF, SET_ASM_OP): Likewise.
5660 (PREFERRED_DEBUGGING_TYPE, WCHAR_UNSIGNED): Likewise.
5661 (SWITCH_TAKES_ARG): Likewise.
5662 * i386/freebsd.h: Remove FREEBSD_NATIVE support.
5663 * config/t-freebsd: Moved from config/i386/ so it can used for all
5666 Mon May 31 02:22:55 1999 Philippe De Muyter <phdm@macqel.be>
5668 * m68k/x-mot3300 (XCFLAGS): Fixed to match stb.o, not f/stb.o.
5670 Wed Jun 2 00:08:34 1999 Robert Lipe <robertlipe@usa.net>
5672 * configure.in (i[34567]86-*-udk*): Install headers with cpio.
5673 * configure: Rebuilt.
5675 Tue Jun 1 19:06:22 1999 David Edelsohn <edelsohn@gnu.org>
5677 * rs6000/aix41.h (RS6000_CALL_GLUE): Define.
5678 * rs6000/aix43.h (RS6000_CALL_GLUE): Likewise.
5679 * rs6000/rs6000.c (rs6000_file_start): Use putc.
5680 (rs6000_output_load_toc_table): Same.
5681 (output_prolog, output_mi_thunk): Same.
5682 * rs6000/rs6000.h (SELECT_SECTION): Formatting.
5683 (ASM_GLOBALIZE_LABEL): Use putc.
5685 Mon May 31 15:23:23 1999 Richard Henderson <rth@cygnus.com>
5687 * alpha.md (reload_*_help): New patterns and splitters.
5688 (reload_*): Use them.
5689 (mov[qh]i): Likewise.
5691 Mon May 31 11:48:07 1999 Mark Mitchell <mark@codesourcery.com>
5693 * cccp.c (handle_directive): Handle backslash-newlines in quoted
5696 Mon May 31 09:36:11 1999 Cort Dougan <cort@cs.nmt.edu>
5698 * rs6000/linux.h (LINK_SPEC): Use emulation elf32ppclinux.
5700 Mon May 31 11:40:20 EDT 1999 John Wehle (john@feith.com)
5702 * flow.c (mark_regs_live_at_end, insn_dead_p,
5703 mark_set_1, mark_used_regs): Only give FRAME_POINTER_REGNUM
5704 and HARD_FRAME_POINTER_REGNUM special treatment if reload
5705 hasn't run or the frame pointer is needed.
5706 * haifa-sched.c (attach_deaths): Likewise.
5707 * sched.c (attach_deaths): Likewise.
5709 Mon May 31 00:46:17 1999 Jeffrey A Law (law@cygnus.com)
5711 * jump.c (jump_optimize_1): Only set CAN_REACH_END if
5712 calculate_can_reach_end returns nonzero.
5714 * configure.in (native gas tests): Search for an assembler in the
5715 same manner that the installed compiler will.
5716 * configure: Rebuilt.
5717 * tm.texi (MD_EXEC_PREFIX): Note need to update configure.in too.
5719 * alias.c (find_base_term): Improve handling of addresses
5720 constructed from binary operations.
5722 Sun May 30 14:29:17 1999 Eric Raskin (ehr@listworks.com)
5724 * dgux.h (STARTFILE_SPEC): Fix incorrectly matched curly-braces.
5726 Sun May 30 14:19:13 1999 Jeffrey A Law (law@cygnus.com)
5728 * function.h (cleanup_label, frame_offset): Declare.
5729 (tail_recursion_label, tail_recursion_reentry): Likewise.
5730 (arg_pointer_save_area, rtl_expr_chain): Likewise.
5731 * stmt.c (cleanup_label, frame_offset): Delete extern declarations.
5732 (tail_recursion_label, tail_recursion_reentry): Likewise.
5733 (arg_pointer_save_area, rtl_expr_chain): Likewise.
5735 Sat May 29 19:08:10 1999 Philip Blundell <philb@gnu.org>
5737 * config/arm/aout.h (ASM_OUTPUT_ALIGN): Only define if not already
5739 * config/arm/elf.h (ASM_OUTPUT_ALIGN): Define.
5740 (MAX_OFILE_ALIGNMENT): Define.
5742 Fri May 28 21:40 1999 Robert Lipe <robertlipe@usa.net>
5744 * fixincl.c: Replace local include scheme with #includes of
5745 gansidecl.h and system.h.
5746 * procopen.c: Likewise.
5747 * server.c: Likewise.
5749 Fri May 28 03:47:03 1999 Eric Raskin (ehr@listworks.com)
5751 * i386/t-dgux (EXTRA_PARTS): Add crti.o
5752 (crti.o): Add build rule and dependencies.
5753 * fixinc/fixinc.dgux: Use modified _int_varargs.h
5755 Fri May 28 03:41:02 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
5757 * rs6000/sysv4.h (CC1_SPEC): Add support for -profile
5758 (LIB_LINUX_SPEC): Likewise.
5759 (LIB_LINUX_SPEC): Add support for -pthread
5760 (CPP_OS_LINUX_SPEC): Likewise.
5761 (CPP_SYSV_SPEC): Avoid redefinitions if both -fpic and -fPIC are
5764 Thu May 27 13:04:52 1999 H.J. Lu (hjl@gnu.org)
5766 * i386.c (output_fp_cc0_set): Don't check the JUMP_INSN code for
5768 (notice_update_cc, output_float_compare): Enable TARGET_CMOVE support.
5769 (output_float_compare, output_fp_cc0_set): Fix the FLOAT comparison
5770 for IEEE math and CC_FCOMI.
5771 (put_jump_code): No IEEE if CC_FCOMI is set.
5773 1999-05-27 Andreas Schwab <schwab@issan.cs.uni-dortmund.de>
5775 * fold-const.c (fold_truthop): Make the field reference unsigned
5776 when converting a single bit compare.
5778 Thu May 27 02:40:48 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
5780 * loop.c (strength_reduce): Don't do biv->giv conversion on constants.
5782 Thu May 27 02:09:27 1999 Jeffrey A Law (law@cygnus.com)
5784 * varasm.c (STRIP_NAME_ENCODING): Remove default definition.
5785 * output.h (STRIP_NAME_ENCODING): Strip '*' like the old varasm
5788 * reload.c (push_reload): Do not call remove_address_replacements
5789 when presented with identical optional reloads.
5791 Wed May 26 14:18:05 1999 Richard Henderson <rth@cygnus.com>
5793 * alpha.h (MASK_FIX, TARGET_FIX): New.
5794 (MASK_*): Reorganize constants.
5795 (CPP_AM_FIX_SPEC): New.
5796 (TARGET_SWITCHES): Add FIX.
5797 (EXTRA_SPECS): Likewise.
5798 (CPP_CPU_EV6_SPEC): Use FIX, not CIX.
5799 (SECONDARY_MEMORY_NEEDED): Likewise.
5800 (REGISTER_MOVE_COST): Likewise.
5801 * alpha.c (override_options): Add FIX support. Always use
5802 ALPHA_TP_PROG for ev6.
5803 * alpha.md (sqrt and mov[sd]i patterns): Use FIX, not CIX.
5804 * alpha/elf.h (ASM_FILE_START): Look at FIX too.
5805 * configure.in (target_cpu_default2) [ev6]: Use FIX, not CIX.
5807 Wed May 26 09:53:05 1999 Mark Mitchell <mark@codesourcery.com>
5809 * fold-const.c (fold): STRIP_NOPS when deciding whether or not
5810 something is a candidate for optimize_bit_field_compare.
5812 Wed May 26 09:40:02 1999 Mark Mitchell <mark@codesourcery.com>
5814 * gcc.texi (Passes): Document branch-shortening.
5815 * invoke.texi (Debugging Options): Document the fact that `-dp'
5816 outputs length information for instructions.
5818 Wed May 26 08:49:31 1999 Nick Clifton <nickc@cygnus.com>
5820 * flow.c: Revert previous delta.
5822 Wed May 26 06:05:10 1999 Nick Clifton <nickc@cygnus.com>
5824 * flow.c (insn_dead_p): Check against frame_pointer_rtx not
5825 FRAME_POINTER_REGNUM.
5826 (mark_set_1): Ditto.
5827 (mark_used_regs): Ditto.
5829 Wed May 26 02:19:31 1999 Philip Blundell <pb@nexus.co.uk>
5831 * arm.h (NEED_PLT_GOT): Fix mistake in last change.
5832 (GOT_PCREL): New macro. Define to 1 if not already defined.
5833 * arm/elf.h (GOT_PCREL): Define to 0.
5834 * arm.c (arm_finalize_pic): Take into account the setting of
5837 Tue May 25 14:06:06 1999 Jeffrey A Law (law@cygnus.com)
5839 * output.h (STRIP_NAME_ENCODING): Provide default definition.
5840 * dwarf2out.c (ASM_NAME_TO_STRING): Use STRIP_NAME_ENCODING.
5842 * flow.c (mark_set_1): Do not record BLKmode stores as dead
5843 store elimination candidates.
5845 Tue May 25 08:55:57 1999 Gavin Romig-Koch <gavin@cygnus.com>
5847 * config/mips/mips.h (ASM_OUTPUT_DOUBLE_INT) : Use 'dword' if
5850 Mon May 24 20:30:08 1999 Jim Wilson <wilson@cygnus.com>
5852 * configure.in (rs6000-ibm-aix4.[12]*): Delete use of aix41-gld.h.
5853 Add use of x-aix41-gld.
5855 Mon May 24 16:44:09 1999 Jakub Jelinek <jj@ultra.linux.cz>
5857 * sparc/linux64.h (ASM_OUTPUT_CONSTRUCTOR): Define.
5858 (ASM_OUTPUT_DESTRUCTOR): Define.
5860 Mon May 24 14:35:24 1999 Jeffrey A Law (law@cygnus.com)
5862 * loop.c (strength_reduce): Do not clear NOT_EVERY_ITERATION at the
5863 last CODE_LABEL in a loop if we have previously passed a jump
5864 to the top of the loop.
5866 Mon May 24 07:56:29 1999 Nick Clifton <nickc@cygnus.com>
5868 * config/arm/arm.h (OUTPUT_INT_ADDR_CONST): Fix blunder made when
5869 applying Philip's patch.
5871 Mon May 24 01:02:12 1999 Mark Mitchell <mark@codesourcery.com>
5873 * stmt.c (expand_end_bindings): Ignore any elements of VARS that
5876 Sun May 23 20:31:16 1999 Jeffrey A Law (law@cygnus.com)
5878 * loop.c (strength_reduce): Grow reg_single_usage as needed.
5880 Sun May 23 10:13:20 1999 David O'Brien <obrien@FreeBSD.org>
5882 * i386/freebsd-elf.h (LINK_SPEC): Change -static to -Bstatic.
5883 Also remove a useless comment.
5885 Sun May 23 10:05:23 1999 Jerry Quinn <jquinn@nortelnetworks.com>
5887 * pa.md (negdf2,negsf2): Use fneg instead of fsub on pa 2.0.
5889 Sat May 22 21:02:06 1999 David Edelsohn <edelsohn@gnu.org>
5891 * collect2.c (main): Only generate import or export file and add
5892 to link arguments if non-empty. Use xmalloc not alloca.
5893 (write_{export,import}_file): Delete.
5894 (write_aix_file): New function.
5895 (locatelib): Use xmalloc not malloc.
5896 (GCC_OK_SYMBOL): Do not check type if aix64.
5898 Sat May 22 09:35:51 1999 Philip Blundell <pb@nexus.co.uk>
5900 Based on patch by Scott Bambrough and Pat Beirne:
5901 * config/arm/arm.c (making_const_table): New variable.
5902 * config/arm/arm.h (making_const_table): Declare.
5903 (OUTPUT_INT_ADDR_CONST): Mark symbols as position independent if
5905 * config/arm/arm.md (consttable_4, consttable_8, consttable_end):
5906 Keep track of when we are building the constant table.
5908 Sat May 22 09:34:22 1999 Philip Blundell <pb@nexus.co.uk>
5910 * config/arm/arm.c (arm_override_options): Fix erroneous warning
5913 Sat May 22 09:06:33 1999 Nick Clifton <nickc@cygnus.com>
5915 * config/arm/arm.h (NEED_PLT_GOT): Only define if not already
5918 Sat May 22 07:17:05 1999 Nick Clifton <nickc@cygnus.com>
5920 * tm.texi (FUNCTION_ARG): Correct description of a stack element
5923 Sat May 22 01:27:49 1999 Mark Mitchell <mark@codesourcery.com>
5925 * expr.h (lang_expand_constant): Guard with #ifdef TREE_CODE.
5927 Fri May 21 21:19:02 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
5929 * rs6000.c (output_mi_thunk): Enable full support again.
5931 Fri May 21 20:09:52 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
5933 * sh.h (BRANCH_COST): Define.
5935 Thu May 20 10:00:42 1999 Stephen L Moshier <moshier@world.std.com>
5937 * Makefile.in (GCC_FOR_TARGET): Add -I$(build_tooldir)/include.
5939 Thu May 20 09:58:57 1999 Jan Hubicka <hubicka@freesoft.cz>
5941 * function.c (assign_stack_local): Align stack slot propertly.
5942 (assign_outer_stack_local): Likewise.
5944 Thu May 20 10:38:43 1999 Mark Mitchell <mark@codesourcery.com>
5946 * expr.h (lang_expand_constant): Declare.
5947 * toplev.c (lang_expand_constant): Define it.
5948 * varasm.c (output_constant): Use it.
5950 Thu May 20 11:28:53 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5952 * optabs.c (expand_cmplxdiv_straight, expand_cmplxdiv_wide):
5953 Change function definitions to K&R style.
5955 Thu May 20 08:16:39 1999 Bruce Korb <ddsinc09@ix.netcom.com>
5957 * fixinc/fixincl.c: We must not ignore SIGCLD now.
5959 Thu May 20 07:06:39 1999 Alexandre Oliva <aoliva@acm.org>
5961 * fixinc/Makefile.in(gnu-regex.o): add $(INCLUDES) to compile options
5962 * fixinc/fixincl.c(wait_for_pid): K&R-ify arguments
5963 (several places): omit static initialization
5964 (process): use single fd, since only the read fd is used
5965 * fixinc/gnu-regex.c: define 'const' away, if not supported
5966 * fixinc/procopen.c(several places): omit static initialization
5967 * fixinc/server.c: define 'volitile' away, if not supported
5969 1999-05-20 Andreas Schwab <schwab@issan.cs.uni-dortmund.de>
5971 * config/dbxcoff.h (DBX_OUTPUT_MAIN_SOURCE_FILE_END): Use
5972 asm_fprintf and %L to generate the label name.
5973 * config/dbxelf.h (DBX_OUTPUT_MAIN_SOURCE_FILE_END): Likewise.
5974 (ASM_OUTPUT_SOURCE_LINE): Correct generation of internal labels.
5976 Thu May 20 01:40:55 1999 Jeffrey A Law (law@cygnus.com)
5978 * jump.c (can_reverse_comparison_p): Do not abort if the comparison
5979 insn for a conditional jump can not be found.
5981 Wed May 19 23:58:58 1999 Jeffrey A Law (law@cygnus.com)
5983 * mips.h (ENCODE_SECTION_INFO): Do not perform GP optimizations
5984 on variables in specific sections other than .sbss and .sdata.
5986 Wed May 19 03:56:56 1999 Mark Mitchell <mark@codesourcery.com>
5988 * stmt.c (expand_return): Call start_cleanup_deferral and
5989 end_cleanup_deferral around conditional code.
5991 Wed May 19 08:40:08 1999 Bruce Korb <ddsinc09@ix.netcom.com>
5993 * fixinc/fixincl.tpl: Avoid depending on ANSI C features for
5994 filename lists. Utilizes new "krstr" AutoGen function.
5995 * fixinc/fixincl.x: Rebuilt.
5997 Wed May 19 02:47:11 1999 Jan Hubicka (hubicka@freesoft.cz)
5999 * i386.c (output_float_compare): Avoid GNU-C extensions.
6001 Wed May 19 00:34:40 1999 Jeffrey A Law (law@cygnus.com)
6003 * version.c: Bump to distinguish mainline tree from the
6006 See ChangeLog.1 for earlier changes.
6009 add-log-time-format: current-time-string