1 Wed Sep 8 04:43:22 1999 Richard Henderson <rth@cygnus.com>
3 * lists.c: Include ggc.h.
5 (init_EXPR_INSN_LIST_cache): Install it.
7 Wed Sep 8 11:14:25 1999 Andreas Schwab <schwab@suse.de>
9 * cccp.c (main): Fix handling of -include and -imacros options.
11 Wed Sep 8 02:23:08 1999 Jeffrey A Law (law@cygnus.com)
13 * cpplib.c (cpp_push_buffer): Fix order of arguments.
15 Wed Sep 8 04:44:09 1999 Alexandre Oliva <oliva@dcc.unicamp.br>
17 * rtl.h (obstack_alloc_rtx): Removed, it's now static in
20 Wed Sep 8 00:33:43 1999 Alasdair Baird <alasdair@wildcat.demon.co.uk>
22 * flow.c (insn_dead_p): Use XEXP rather than SUBREG_REG.
23 * haifa-sched.c (sched_analyze_1): Use XEXP rather than SUBREG_REG
24 and SET_DEST. Update comment.
26 Wed Sep 8 18:55:17 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
28 * config/c4x/c4x.c: Include ggc.h.
29 (c4x_add_gc_roots): New function.
30 (c4x_override_options): Call c4x_add_gc_roots.
32 Wed Sep 8 00:00:16 1999 Richard Henderson <rth@cygnus.com>
34 * defaults.h (TARGET_ESC): Move ...
35 * system.h: ... here, where Linas had it in the first place. Silly me.
37 Tue Sep 7 23:46:35 1999 Linas Vepstas <linas@linas.org>
39 * c-common.c: Use ISGRAPH, ISLOWER, toupper.
40 * c-lex.c, cccp.c, cexp.c, cexp.y, cppexp.c, dwarf2out.c, genattr.c,
41 genattrtab.c, genemit.c, genextract.c, genpeep.c, tree.c: Likewise.
42 * system.h (IN_CTYPE_DOMAIN): Define to 1 if HOST_EBCDIC.
43 * defaults.h (TARGET_ESC): Add default.
45 Tue Sep 7 23:36:59 1999 Linas Vepstas <linas@linas.org>
47 * configure.in: add i370-*-openedition, i370-*-mvs and
50 Tue Sep 7 23:31:53 1999 Mark Mitchell <mark@codesourcery.com>
52 * dsp16xxx.c: Include ggc.h
53 (override_options): Mark GC roots.
54 * mn10200.c: Include ggc.h.
55 (asm_file_start): Mark GC roots.
56 * tahoe.c: Include ggc.h.
57 (extensible_operand): Mark GC roots.
59 Tue Sep 7 23:23:15 1999 Linas Vepstas <linas@linas.org>
61 * README: Add section discussing status of ELF ABI.
62 * i370.c: Fix misc spelling mistakes.
63 (i370_label_scan): Updated notes, exception handling.
64 (i370_function_prolog): Simplify ELF stack handling.
65 * i370.h: (FIXED_REGISTERS): Free up r12 for ELF.
66 (STACK_GROWS_DOWNWARD): ELF stack grows down.
67 (ASM_DECLARE_FUNCTION_NAME): Fix crazy malloc size.
68 * i370.md: (movdi): Add notes.
69 (floatsidf2): Use stack not rtca for scratch float area.
70 (iorsi3): Correct operand constraints.
71 * x-oe: Restore TAROUTOPTS which are used by pax.
73 Tue Sep 7 22:39:18 1999 Mark Mitchell <mark@codesourcery.com>
75 * rs6000.c: Include ggc.h.
76 (rs6000_add_gc_roots): New function.
77 (override_options): Call it.
79 Tue Sep 7 22:09:03 1999 Richard Henderson <rth@cygnus.com>
81 * alpha.h (alpha_compare): New.
82 (alpha_compare_op0, alpha_compare_op1, alpha_compare_fp_p): Remove.
83 * alpha.c: Likewise for the definitions.
84 (alpha_emit_conditional_branch): Update for alpha_compare.
85 (alpha_emit_conditional_move): Likewise.
86 * alpha.md (cmpdf, cmpdi): Likewise.
87 (setcc patterns): Likewise. Zero alpha_compare after use.
88 (sne): Optimize (x != 0) into (0U < x).
90 Tue Sep 7 21:55:02 1999 Richard Henderson <rth@cygnus.com>
92 * alpha.h (alpha_eh_epilogue_sp_ofs): Remove.
93 (struct machine_function): Declare; add eh_epilogue_sp_ofs.
94 (INIT_EXPANDERS): Remove.
95 * alpha.c: Include ggc.h.
96 (alpha_eh_epilogue_sp_ofs, alpha_return_addr_rtx): Remove.
97 (alpha_init_machine_status, alpha_mark_machine_status): New.
98 (override_options): Install them.
99 (struct machine_function): Moved to alpha.h.
100 (alpha_save_machine_status, alpha_restore_machine_status): Remove.
101 (alpha_init_expanders): Remove.
102 (alpha_return_addr): Adjust to use current_function->machine.
103 (alpha_ra_ever_killed): Likewise.
104 (alpha_expand_epilogue): Likewise.
105 * alpha.md (eh_epilogue): Likewise.
107 Wed Sep 8 14:34:42 1999 Ian Piumarta <piumarta@prof.inria.fr>
108 Melissa O'Neill <oneill@cs.sfu.ca>
109 Geoffrey Keating <geoffk@cygnus.com>
111 * config/rs6000/rs6000.c (first_reg_to_save): Don't save fixed or
112 call-used registers (call-saved registers must still be contiguous
113 and end with r31, of course).
115 Tue Sep 7 21:41:38 1999 Richard Henderson <rth@cygnus.com>
117 * c-typeck.c (type_lists_compatible_p): Use simple_type_promotes_to.
118 (self_promoting_type_p): Delete.
119 (self_promoting_args_p): Move ...
120 * c-common.c: ... here.
121 (c_common_nodes_and_builtins): Initialize lang_type_promotes_to.
122 (simple_type_promotes_to): New.
123 * builtins.c (lang_type_promotes_to): New.
124 (expand_builtin_va_arg): Use it to give diagnostic for illegal types.
125 * c-tree.h (C_PROMOTING_INTEGER_TYPE_P): Move ...
126 * c-common.h: ... here.
127 (self_promoting_args_p, simple_type_promotes_to): Declare.
128 * c-decl.c (duplicate_decls): Use simple_type_promotes_to.
129 (grokdeclarator): Likewise.
130 * tree.h (lang_type_promotes_to): Declare.
132 Tue Sep 7 17:15:21 1999 Mark Mitchell <mark@codesourcery.com>
134 Add some machine-dependent GC roots.
135 * sparc.c: Include ggc.h.
136 (sparc_add_gc_roots): New function.
137 (mark_ultrasparc_pipeline_state): Likewise.
138 (override_options): Call sparc_add_gc_roots.
139 * pa.c: Include ggc.h.
140 (pa_add_gc_roots): New function.
141 (mark_deferred_plabels): Likewise.
142 (override_options): Call pa_add_gc_roots.
143 * mips.c: Include ggc.h.
144 (mips_add_gc_roots): New function.
145 (override_options): Use it.
147 Tue Sep 7 11:39:41 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
149 * cpperror.c (cpp_file_line_for_message): Constify a char*.
151 * cppexp.c (parse_number, parse_charconst, cpp_lex,
152 cpp_parse_expr): Add static prototypes.
153 (parse_charconst): Don't cast away const-ness.
154 (token): Constify a char*.
156 * cppfiles.c (file_name_list, include_hash, find_include_file,
157 finclude, initialize_input_buffer): Constify a char*.
158 (file_cleanup, find_position): Add static prototypes.
160 * cpphash.c (macro_cleanup, macarg, timestamp, special_symbol,
161 collect_expansion): Add static prototypes.
162 (cpp_install, create_definition, monthnames): Constify a char*.
164 * cpphash.h (cpp_install): Likewise.
166 * cppinit.c (known_suffixes, default_include,
167 dump_special_to_buffer, NAME, cpp_start_read, cpp_finish): Likewise.
168 (base_name, dump_special_to_buffer, initialize_dependency_output):
169 Add static prototypes.
171 * cpplib.c (my_strerror): Constify a char*.
172 (null_underflow, null_cleanup, skip_comment, copy_comment,
173 copy_rest_of_line, handle_directive, pass_thru_directive,
174 get_directive_token, read_line_number, cpp_print_file_and_line,
175 v_cpp_error, v_cpp_warning, v_cpp_error_with_line,
176 v_cpp_warning_with_line, detect_if_not_defined,
177 consider_directive_while_skipping): Add static prototypes.
178 (pass_thru_directive, check_macro_name, cpp_expand_to_buffer,
179 cpp_pedwarn_with_file_and_line): Constify a char*.
181 * cpplib.h (cpp_options, include_hash, progname, definition,
182 cpp_pedwarn_with_file_and_line, cpp_expand_to_buffer,
183 check_macro_name, cpp_pfatal_with_name, cpp_file_line_for_message,
184 find_include_file, deps_output, include_hash): Constify a char*.
186 * cppmain.c (progname): Constify.
187 (main): Add prototype. Use return, not exit.
189 * fix-header.c (fatal, add_symbols, lookup_std_proto, write_lbrac,
190 recognized_macro, check_macro_names, read_scan_file, write_rbrac,
191 inf_skip_spaces, inf_read_upto, inf_scan_ident, inf_scan_ident,
192 check_protection): Add static prototype.
194 (progname, recognized_macrom, recognized_extern): Constify a char*.
195 (main): Add prototype.
197 * gen-protos.c (progname): Constify a char*.
199 Tue Sep 7 00:47:52 1999 Mark Mitchell <mark@codesourcery.com>
201 * emit-rtl.c (free_emit_status): Take decl as a parameter.
202 (init_emit_once): Add more GC roots.
203 * except.c (mark_func_eh_entry): New function.
204 (mark_eh_node): Mark false_label and rethrow_label.
205 (init_eh): Add more GC roots.
206 * function.c (free_after_compilation): Take decl as a paramter.
207 Call free_stmt_status.
208 (mark_function_state): Don't assume x_parm_reg_stack_loc is
210 * function.h (free_after_compilation): Change prototype.
211 (free_varasm_status): Likewise.
212 (free_emit_status): Likewise.
213 (free_stmt_status): New function.
214 * ggc-simple.c (rtx, vecs, trees, strings, bytes_alloced_since_gc):
215 Remove, replacing with ...
216 (ggc_status): New structure.
217 (ggc_chain): New variable.
219 (ggc_push_context): New function.
220 (ggc_pop_context): Likewise.
221 (ggc_alloc_rtx): Adjust for use of ggc_chain.
222 (ggc_alloc_rtvec): Likewise.
223 (ggc_alloc_tree): Likewise.
224 (ggc_alloc_string): Likewise.
225 (ggc_mark_rtx): Mark NOTE_SOURCE_FILE and NOTE_RANGE_INFO.
226 (ggc_mark_tree): Give language-dependent code a chance to mark
228 (ggc_mark_tree_varray): Handle empty arrays.
229 (ggc_collect): Adjust for use of ggc_chain. Clear
230 bytes_alloced_since_last_gc.
231 * ggc.h (ggc_pop_context): New function.
232 (ggc_push_context): Likewise.
233 * print-tree.c (print_node): Don't print obstacks when GC'ing.
234 * stmt.c (free_stmt_status): New function.
235 (init_stmt_for_function): Clear last_expr_value.
236 * toplev.c (rest_of_compilation): Always call free_after_compilation.
237 Conditionalize call to ggc_collect.
238 (main): Call init_ggc.
239 * tree.c (push_obstacks): Do the push, even when GC'ing.
240 (push_obstacks_nochange): Likewise.
241 (pop_obstacks): Liekwise.
242 * varasm.c (free_varasm_status): Take decl as a parameter.
244 Tue Sep 7 08:15:49 1999 Gavin Romig-Koch <gavin@cygnus.com>
246 * config/mips/mips.h (MULTILIB_ENDIAN_DEFAULT) : New macro.
247 (MULTILIB_ENDIAN_DEFAULT) : Use the new macro.
248 * config/mips/elf64.h (MULTILIB_DEFAULTS) : Use the new macro.
249 * config/mips/r3900.h (MULTILIB_DEFAULTS) : Use the new macro.
251 Tue Sep 7 03:42:45 1999 Mark Klein (mklein@dis.com)
253 * pa/x-pa-mpeix: New file for the MPE port.
255 * pa/quadlib.asm: New file for long double support.
257 * configure.in: Add hppa1.0-*-mpeix for MPE port.
258 * configure: Rebuilt.
260 Tue Sep 7 10:08:40 1999 Andreas Schwab <schwab@suse.de>
262 * final.c (shorten_branches): Fix last change.
264 Tue Sep 7 00:30:32 1999 Jeffrey A Law (law@cygnus.com)
266 * pa.h (ASM_OUTPUT_DOUBLE_INT): Delete.
268 Mon Sep 6 22:44:47 1999 Jeffrey A Law (law@cygnus.com)
270 * Merge from gcc2 snapshot Jan 9, 1999. See FSFChangeLog for
273 Mon Sep 6 22:31:28 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
275 * c-aux-info.c (concat): Don't define.
277 * cccp.c (my_strerror): Likewise. All callers changed to use
279 (do_include): Call xstrdup, not xmalloc/strcpy.
280 (grow_outbuf): Don't check if xrealloc returns NULL, it can't.
281 (xmalloc, xrealloc, xcalloc, xstrdup): Don't define.
283 * collect2.c (my_strsignal): Likewise. All callers changed to use
285 (locatelib): Call xstrdup, not xmalloc/strcpy.
287 * 1750a.h (ASM_OUTPUT_INTERNAL_LABEL): Call xmalloc, not malloc.
289 * dsp16xx.c (override_options): Call xstrdup, not xmalloc/strcpy.
291 * i370.h (ASM_DECLARE_FUNCTION_NAME): Call xmalloc, not malloc.
293 * mips.c (build_mips16_call_stub): Call xstrdup, not xmalloc/strcpy.
295 * cppinit.c (cpp_options_init): Call xcalloc, not xmalloc/bzero.
297 * dwarfout.c (dwarfout_init): Call concat, not xmalloc/strcpy/...
299 * except.c (new_eh_region_entry): Call xmalloc/xrealloc, not
301 (find_all_handler_type_matches): Likewise. Don't check return
303 (get_new_handler, init_insn_eh_region, process_nestinfo): Call
305 (init_eh_nesting_info): Likewise. Call xcalloc, not xmalloc/bzero.
307 * gcc.c (xstrerror, xmalloc, xrealloc): Don't define.
308 (init_spec): Call xcalloc, not xmalloc/bzero.
309 (set_spec): Call xstrdup, not save_string.
310 (record_temp_file): Call xstrdup, not xmalloc/strcpy.
311 (find_a_file): Call xstrdup, not xmalloc/strcpy.
312 (process_command): Call xstrdup, not save_string.
313 (main): Call xcalloc, not xmalloc/bzero.
315 * gcov.c (xmalloc): Don't define.
316 (create_program_flow_graph): Call xcalloc, not xmalloc/bzero.
317 (scan_for_source_files): Call xstrdup, not xmalloc/strcpy.
318 (output_data): Call xcalloc, not xmalloc/bzero.
320 * haifa-sched.c (schedule_insns): Call xcalloc, not xmalloc/bzero.
322 * mips-tdump.c (xmalloc): Don't define.
323 (print_symbol): Call xmalloc, not malloc.
324 (read_tfile): Call xcalloc, not calloc.
326 * mips-tfile.c (xfree, my_strsignal, xmalloc, xcalloc, xrealloc):
327 Don't define. All callers of xfree/my_strsignal changed to use
328 free/strsignal instead.
329 (allocate_cluster): Call xcalloc, not calloc.
331 * objc/objc-act.c (lang_init): Call concat, not xmalloc/strcpy/...
332 Fix memory leak, free allocated memory.
334 * prefix.c (translate_name): Call xstrdup, not save_string.
335 (update_path): Likewise.
337 * profile.c (branch_prob): Call xstrdup, not xmalloc/strcpy.
339 * protoize.c (xstrerror, xmalloc, xrealloc, xfree, savestring2):
340 Don't define. Callers of xfree/savestring2 changed to use
343 * reload1.c (reload): Call xcalloc, not xmalloc/bzero.
344 (init_elim_table): Likewise.
346 * resource.c (init_resource_info): Likewise.
348 * stupid.c (stupid_life_analysis): Likewise.
350 * toplev.c (xmalloc, xcalloc, xrealloc, xstrdup): Don't define.
351 (open_dump_file): Call concat, not xmalloc/strcpy/...
352 (clean_dump_file): Likewise.
353 (compile_file): Call xstrdup, not xmalloc/strcpy.
355 Mon Sep 6 15:04:55 1999 Richard Henderson <rth@cygnus.com>
357 * v850.h (EXPAND_BUILTIN_VA_ARG): New.
358 * v850.c (v850_va_arg): New.
360 Tue Sep 7 09:36:01 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
362 * haifa-sched.c: Tidy comments.
364 Mon Sep 6 14:30:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
366 * Makefile.in (C_AND_OBJC_OBJS): Remove ggc-callbacks.o.
367 (c-parse.o, c-decl.o, c-lang.o, c-lex.o, c-common.o,
368 $(out_object_file)): Depend on ggc.h.
369 * c-common.c: Include "ggc.h".
370 (combine_strings): If doing GC, use ggc_alloc_string.
371 * c-decl.c: Include "ggc.h".
372 (ggc_p): Define with value 0.
373 (mark_binding_level): New function.
374 (init_decl_processing): Add GC roots.
375 (mark_c_function_context): New function.
376 (lang_mark_false_label_stack): New function.
377 (lang_mark_tree): New function.
378 (lang_cleanup_tree): New function.
379 * c-lang.c: Include "ggc.h".
380 (lang_init): Call c_parse_init.
381 * c-lex.c: Include "ggc.h".
382 (check_linenum): If doing GC, don't copy filenames to permanent
384 * c-parse.in: Include "ggc.h".
385 (c_parse_init): New function.
386 * c-tree.h (c_parse_init, mark_c_function_context): Declare.
387 * objc/Make-lang.in (objc-parse.o): Depend on ggc.h.
389 * except.c (mark_eh_state): Mark more state.
390 * function.c (mark_function_state): Likewise.
391 * ggc-simple.c (ggc_alloc_rtvec): Bring in sync with non-gc version.
392 (ggc_alloc_string) [GGC_DUMP]: Fix typo.
393 * toplev.c (mark_file_stack): New function.
394 (compile_file): If doing GC, use ggc_alloc_string on input filename.
395 (main): Add root for input_file_stack.
397 * i386.c: Include "ggc.h".
398 (ix86_mark_machine_status): New function.
399 (override_options): Set mark_machine_status.
401 Mon Sep 6 15:26:23 1999 Bernd Schmidt <bernds@cygnus.co.uk>
403 * tree.c (copy_node): Copy node contents also if doing GC.
405 Mon Sep 6 08:42:06 1999 Alexandre Oliva <oliva@dcc.unicamp.br>
407 * collect2.c (scan_libraries): Fix double-thinko :-).
409 Mon Sep 6 02:42:36 1999 Jeffrey A Law (law@cygnus.com)
411 * collect2.c (scan_libraries): Fix thinko.
413 * cse.c (delete_trivially_dead_insns): Do not skip the last
414 insn if it is a real insn.
416 Sun Sep 5 18:57:42 1999 Mark Mitchell <mark@codesourcery.com>
418 * Makefile.in (ggc-simple.o): Depend on hash.h.
419 * ggc.h (ggc_add_tree_hash_table_root): Declare.
420 (ggc_mark_tree_varray): Likewise.
421 (ggc_mark_tree_hash_table): Likewise.
422 * ggc-simple.c: Include hash.h.
423 (ggc_mark_tree_hash_table_ptr): New function.
424 (ggc_mark_tree_hash_table_entry): Likewise.
425 (ggc_mark_tree_hash_table): Likewise.
426 (ggc_add_tree_hash_table_root): Likewise.
427 * varray.h (const_equiv_data): Use struct rtx_def *, rather than
428 rtx, when defining fields.
430 Sun Sep 5 18:57:42 1999 Bernd Schmidt <crux@pool.informatik.rwth-aachen.de>
432 * profile.c (output_func_start_profiler): Remove apparently
433 nonsensical call to start_sequence.
435 Sun Sep 5 17:34:33 1999 Richard Henderson <rth@cygnus.com>
437 * clipper/clipper.c (clipper_va_start): Fix typos.
439 * pyr/pyr.c (pyr_build_va_list, pyr_va_start, pyr_va_arg): New stubs.
440 * spur/spur.c (spur_build_va_list, spur_va_start): New stubs.
441 (spur_va_arg): New stub.
443 * configure.in: Comment out pyramid.
445 Sun Sep 5 19:11:01 1999 Michael Meissner <meissner@cygnus.com>
447 * i386.h (MASK_{DEBUG_{ADDR,ARG},INTEL_SYNTAX}): Move so these
448 don't conflict with the bits that win32, cygwin, and dgux
451 Sun Sep 5 09:31:56 1999 Richard Henderson <rth@cygnus.com>
452 Bernd Schmidt <bernds@cygnus.co.uk>
454 * integrate.c (function_cannot_inline_p): Do not inline
455 functions with forced labels.
457 Sun Sep 5 00:35:17 1999 Richard Henderson <rth@cygnus.com>
458 Bernd Schmidt <bernds@cygnus.co.uk>
459 Mark Mitchell <mark@codesourcery.com>
461 * Makefile.in (ggc-simple.o): Depend on varray.h.
462 (rtl.o): Depend on ggc.h.
463 (genattrtab.o): Depend on ggc.h.
464 (print-tree.o): Likewise.
465 (fold-const.o): Likewise.
466 * emit-rtl.c (sequence_element_free_list): Remove, and all references.
467 (make_insn_raw): Don't cache insns when GC'ing.
468 (emit_insn_before): Likewise.
469 (emit_insn_after): Likewise.
470 (emit_insn): Likewise.
471 (start_sequence): Use xmalloc to allocate the sequence_stack.
472 (end_sequence): Add free to free it.
473 (gen_sequence): Don't cache insns when GC'ing.
474 (clear_emit_caches): Don't use sequence_element_free_list.
475 (init_emit): Use xcalloc, not xmalloc+bzero.
476 * fold-const.c (size_int_wide): Kill the cache, when GC'ing.
477 * function.c (pop_function_context_from): Use free to free the
478 fixup_var_refs_queue.
479 (put_reg_into_stack): Allocate it with xmalloc.
480 * genattrtab.c: Include ggc.h.
481 (operate_exp): Don't use obstack_free when GC'ing.
482 (simplify_cond): Likewise.
483 (simplify_text_exp): Likewise.
484 (optimize_attrs): Likewise.
485 * gengenrtl.c (gendef): Use ggc_alloc_rtx to allocate RTL, when
487 (gencode): Generate a #include for ggc.h.
488 * ggc-callbacks.c (ggc_p): Define it to zero.
489 * ggc-none.c (ggc_p): Likewise.
490 * ggc-simple.c: Include varray.h.
491 (ggc_mark_tree_varray): New function.
492 (ggc_add_tree_varray_root): Likewise.
493 (ggc_mark_tree_varray_ptr): Likewise.
494 * ggc.h (ggc_p): Declare.
495 (varray_head_tag): Likewise.
496 (ggc_add_tree_varray_root): Declare.
497 * print-tree.c (print_node): Don't check for TREE_PERMANENT
498 inconsistencies when GC'ing.
499 * rtl.c: Include ggc.h.
500 (rtvec_alloc): Use ggc_alloc_rtvec when GC'ing.
501 (rtx_alloc): Use ggc_alloc_rtx when GC'ing.
502 (rtx_free): Don't call obstack_free when GC'ing.
503 * toplev.c (rest_of_compilation): Call ggc_collect after every
505 * tree.c (push_obstacks): Do nothing, if GC'ing.
506 (pop_obstacks_nochange): Likewise.
507 (pop_obstacks): Likewise.
508 (make_node): Use ggc_alloc_tree when GC'ing.
509 (copy_node): Likewise.
510 (get_identifier): Use ggc_alloc_string when GC'ing.
511 (build_string): Likewise.
512 (make_tree_vec): Use ggc_alloc_tree when GC'ing.
513 (tree_cons): Likewise.
515 (type_hash_canon): Don't call obstack_free when GC'ing.
517 Sat Sep 4 21:52:32 1999 Richard Henderson <rth@cygnus.com>
519 * haifa-sched.c (schedule_block): Use next_nonnote_insn instead
520 of NEXT_INSN when examining speculative insns for SCHED_GROUP_P.
522 Sat Sep 4 20:40:19 1999 Richard Henderson <rth@cygnus.com>
523 Bernd Schmidt <bernds@cygnus.co.uk>
524 Mark Mitchell <mark@codesourcery.com>
526 * Makefile.in (stor-layout.o): Depend on ggc.h.
527 (expr.o): Depend on ggc.h.
528 (profile.o): Depend on ggc.h.
529 (stor-layout.o): Depend on ggc.h.
530 * emit-rtl.c (init_emit_once): Add gc roots.
531 * expr.c: Include ggc.h.
532 (emit_block_move): Add gc roots.
533 (clear_storage): Likewise.
534 * expr.h (init_stor_layout_once): New function.
535 * profile.c: Include ggc.h.
536 (init_arc_profiler): profiler_label is a root.
537 * scan.c (make_sstring_space): Trust xrealloc to function
538 correctly with first parameter NULL.
539 * stor-layout.c: Include ggc.h.
540 (set_sizetype): Add gc root.
541 (init_stor_layout_once): New function.
542 * toplev.c (compile_file): Call it.
544 Sat Sep 4 19:26:25 1999 Richard Henderson <rth@cygnus.com>
545 Bernd Schmidt <bernds@cygnus.co.uk>
546 Mark Mitchell <mark@codesourcery.com>
548 * Makefile.in (tree.o): Depend on ggc.h.
549 (varasm.o): Likewise.
550 (function.o): Likewise.
552 (except.o): Likewise.
553 (optabs.o): Likewise.
554 (emit-rtl.o): Likewise.
555 * emit-rtl.c: Include ggc.h.
556 (sequence_element_free_list): Remove, and all references.
557 (mark_sequence): New functions.
558 (mark_emit_state): New function.
559 * except.c: Include ggc.h.
560 (mark_eh_node, mark_eh_stack, mark_eh_queue): New functions.
561 (mark_tree_label_node): New functions.
562 (mark_eh_state): New function.
563 * function.c: Include ggc.h.
564 (mark_temp_slot, mark_function_chain): New functions.
565 (mark_function_state): New function.
566 (init_function_once): New function.
567 * function.h (init_function_once): New function.
568 * ggc-callbacks.c (lang_mark_false_label_stack): New function.
569 * ggc.h (label_node): Declare.
570 (eh_status, emit_status, stmt_status, varasm_status): Likewise.
571 (lang_mark_false_label_stack): New function.
572 (mark_temp_slot): Remove declaration.
573 (mark_function_chain): Likewise.
574 (mark_eh_state): Adjust prototype.
575 (mark_stmt_state, mark_emit_state, mark_varasm_state, mark_optab):
577 * optabs.c: Include ggc.h.
578 (mark_optab): New function.
579 (init_optabs): Add gc roots.
580 * stmt.c: Include ggc.h.
581 (mark_cond_nesting, mark_loop_nesting): New functions.
582 (mark_block_nesting, mark_case_nesting, mark_goto_fixup): Likewise.
583 (mark_stmt_state): New function.
584 * toplev.c (compile_file): Call init_function_once.
585 * tree.c: Include ggc.h.
586 (type_hash): Move declaration earlier in file.
587 (TYPE_HASH_SIZE, type_hash_table): Likewise.
588 (init_obstacks): Add gc roots.
589 (mark_type_hash): New function.
590 * varasm.c: Include ggc.h.
591 (mark_pool_constant): New function.
592 (mark_varasm_state): New function.
594 Sat Sep 4 22:28:56 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
596 * ggc-simple.c (ggc_root, ggc_collect): Wrap prototype with PROTO.
598 Sat Sep 4 18:01:45 1999 Bernd Schmidt <bernds@cygnus.co.uk>
600 * c-decl.c (struct language_function): Renamed from struct c_function.
602 (c_function_chain): Delete.
603 (push_c_function_context): New arg F. Don't warn about nested
604 functions here. Fill LANGUAGE elt of F. Delete code to update
605 c_function_chain. Don't call push_function_context.
606 (pop_c_function_context): New arg F. Restore from there instead of
607 from c_function_chain. Don't call pop_function_context. Clear out
608 LANGUAGE field of F when done.
609 * c-lang.c: Include "function.h"
610 (lang_init): Initialize save_lang_status and restore_lang_status.
611 * c-parse.in (nested_function, nested_function_notype): Warn about
612 nested functions. Call push_function_context/pop_function_context
613 instead of the _c_ variants.
614 * c-tree.h (push_c_function_context, pop_c_function_context): Update
616 * Makefile.in (c-lang.o): Update dependencies.
618 * emit-rtl.c (init_emit): Use xmalloc to allocate regno_reg_rtx,
619 regno_pointer_flag, regno_pointer_align.
620 (gen_reg_rtx): Use xrealloc to enlarge them.
621 (free_emit_status): New function.
622 * function.c (mark_machine_status, mark_lang_status): New variables.
623 (assign_stack_local_1): Renamed from assign_outer_stack_local. Merge
624 in some bits from assign_stack_local. All callers changed to use new
626 (assign_stack_local): Just call assign_stack_local_1.
627 (free_after_compilation): New function.
628 (put_reg_into_stack): Simplify to always call assign_stack_local_1.
629 (trampoline_address): Likewise.
630 (assign_parms): Use xcalloc/xrealloc to allocate parm_reg_stack_loc.
631 (prepare_function_start): Explicitly clear some more variables.
632 * function.h (struct function): New elt can_garbage_collect.
633 (mark_machine_status, mark_lang_status): Declare variables.
634 (free_after_compilation, free_emit_status, free_varasm_status,
635 init_varasm_status): Declare functions.
636 * toplev.c (rest_of_compilation): Call free_after_compilation when
637 done with the current function.
638 * varasm.c (free_varasm_status): New function.
640 Sat Sep 4 17:15:13 1999 Richard Henderson <rth@cygnus.com>
642 * sparc.h (EXPAND_BUILTIN_VA_START): Define.
643 (EXPAND_BUILTIN_VA_ARG): Define.
644 * sparc.c (sparc_va_start): New.
647 Sun Sep 5 11:11:59 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
649 * config/c4x/c4x.h (DBR_OUTPUT_SEQEND): Use XVECEXP not XEXPs.
651 Sun Sep 5 10:13:19 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
653 * config/c4x/c4x.h (CALLER_SAVE_PROFITABLE): Disable.
655 Sat Sep 4 13:44:01 1999 Mark Mitchell <mark@codesourcery.com>
657 * Makefile.in (C_AND_C_OBJS): Add gcc-callbacks.o.
659 (ggc-callbacks.o): New target.
660 * ggc-callbacks.c: New file.
662 Sat Sep 4 22:53:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
664 * expr.h: Collapse individual optab and libfunc vars to arrays.
665 (optab_index, libfunc_index): New enumerations.
666 (optab_table, libfunc_table): New arrays.
667 Add accessor macros for both.
669 * optabs.c (optab_table, libfunc_table): New.
670 Delete declarations for individual optab and libfunc vars.
672 Sat Sep 4 12:57:17 1999 Richard Henderson <rth@cygnus.com>
674 * i386/sco5.h (RETURN_POPS_ARGS): Name change ix86_return_pops_args.
676 Sat Sep 4 11:19:52 1999 Richard Henderson <rth@cygnus.com>
678 * Makefile.in (GGC, GGC_LIB): New.
679 (HOST_RTL): Include ggc-none.o.
680 (ggc-simple.o): New target.
681 (ggc-none.o): Likewise.
682 * tree.h (tree_common): Add gc_mark.
683 * rtl.h (struct rtx_def): Steal a bit from code to make gc_mark.
684 (struct rtvec_def): Add gc_mark.
685 * emit-rtl.c (global_rtl): Update static initializers to contain
687 * ggc.h, ggc-none.c, ggc-simple.c: New files.
688 * toplev.c (gc_time): New variable.
689 (all_time): New variable.
690 (compile_file): Print gc time.
691 (print_time): Calculate percentage of the whole.
693 Sat Sep 4 13:11:01 1999 Bernd Schmidt <bernds@cygnus.co.uk>
695 Change obstack memory management and varasm constant pool handling so
696 that nested functions are treated like any other functions.
697 * function.c (init_machine_status): New variable.
698 (push_function_context_to): Set contains_functions for the outer
699 function. Don't call save_varasm_status.
700 (pop_function_context_from): Don't call restore_varasm_status. Don't
701 set current_function_contains_functions.
702 (prepare_function_start): Call init_varasm_status rather than
703 init_const_rtx_hash_table. Call (*init_machine_status) if the pointer
705 * function.h (struct function) Add field varasm. Delete fields
706 inline_obstacks, inl_emit, const_rtx_hash_table, first_pool,
707 last_pool, const_rtx_sym_hash_table, pool_offset, const_double_chain.
708 (init_machine_status): Declare.
709 (save_varasm_status, restore_varasm_status): Delete declarations.
710 (save_tree_status, restore_tree_status): Delete last argument.
711 * integrate.c (initialize_for_inline): Lose arg COPY. Delete copying
712 code. All callers changed.
713 (copy_decl_list, copy_decl_tree, copy_decl_rtls, copy_for_inline,
714 save_constants_in_decl_trees, restore_constants, save_constants,
715 save_for_inline_eh_labelmap, save_for_inline_copying): Delete
717 (inlining): New variable.
718 (reg_map, label_map, insn_map, orig_asm_operands_vector,
719 copy_asm_operands_vector, copy_asm_constraints_vector): Delete
721 (save_for_inline_nocopy): Don't save constants.
722 Don't set inl_emit field in current_function.
723 (expand_inline_function): Use emit field, not inl_emit, of the inlined
724 function. Set new variable inlining before
725 calling copy_rtx_and_substitute.
726 (copy_rtx_and_substitute): In MEM and SYMBOL_REF cases, handle
727 constant pool references if inlining is nonzero.
728 Delete ADDRESS and (most of the) CONST cases.
729 (output_inline_function): Save and restore current_function/
730 current_function_decl. Delete restore_constants code. Don't call
731 init_const_rtx_hash_table.
732 * output.h (init_const_rtx_hash_table): Don't declare.
733 * rtl.h (struct function): Declare.
734 (get_pool_constant_for_function, get_pool_mode_for_function): Declare.
735 * toplev.c (rest_of_compilation): Don't treat nested functions or
736 functions containing them specially. Delete all code to deal with
737 save_for_inline_copying.
738 * tree.c (toplev_inline_obstacks, extra_inline_obstacks,
739 inline_obstacks): Delete variables.
740 (save_tree_status): Lose arg CONTEXT. All callers changed.
741 Simply allocate a new function_maybepermanent_obstack for the new
742 function, delete all the special cases.
743 Don't save inline_obstacks.
744 (restore_tree_status): Lose arg CONTEXT. All callers changed.
745 Delete special handling for function_maybepermanent_obstack; simply
747 Don't restore inline_obstacks.
748 (permanent_allocation): Delete code that frees inline_obstacks.
749 (print_inline_obstack_statistics): Delete function.
750 (dump_tree_statistics): Don't call it.
751 * varasm.c (struct varasm_status): New.
752 (const_rtx_hash_table, const_rtx_sym_hash_table, first_pool,
753 last_pool, pool_offset, const_double_chain): Delete global
754 variables, replace with accessor macros.
755 (immed_double_const): Don't walk const_double_chain outside a
756 function, but don't treat nested functions specially anymore.
757 (immed_real_const_1): Likewise.
758 (clear_const_double_mem): Don't treat nested functions specially.
759 (init_const_rtx_hash_table): Deleted, code moved to init_varasm_status.
760 (save_varasm_status, restore_varasm_status): Delete functions.
761 (init_varasm_status): New function.
762 (force_const_mem): Don't treat nested functions specially.
763 (find_pool_constant): Accept new arg F, search for constants in
764 that function's pool rather than the current one. All callers
766 (get_pool_constant_for_function, get_pool_mode_for_function): New
769 * i386.c (init_386_machine_status): New function, mostly from
770 clear_386_stack_locals.
771 (struct machine_functions): Rename element names to avoid name
773 (pic_label_rtx, pic_label_name, i386_stack_locals): New accessor
774 macros, replacing global variables.
775 (clear_386_stack_locals, save_386_machine_status,
776 restore_386_machine_status): Delete functions.
777 (override_options): Initialize init_machine_status.
778 * i386.h (INIT_EXPANDERS): Delete macro.
779 (save_386_machine_status, restore_386_machine_status,
780 clear_386_stack_locals): Delete declarations.
782 Sat Sep 4 16:56:28 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
784 * config/c4x/c4x.md (rptb_init): Renamed from *rptb_init.
785 (doloop_begin): Simplify pattern and use emit_jump_insn.
786 (doloop_end): Simplify pattern, switch operand order,
787 and use emit_jump_insn.
789 Fri Sep 3 19:02:38 1999 Bernd Schmidt <crux@pool.informatik.rwth-aachen.de>
791 * function.h (struct function): Add new element LANGUAGE.
792 (save_lang_status): Declare new variable.
793 (restore_lang_status): Likewise.
794 * function.c (save_lang_status): Define.
795 (restore_lang_status): Likewise.
796 (push_function_context_to): Call language-specific save function.
797 (pop_function_context_from): Call language-specific restore function.
799 Fri Sep 3 01:16:18 1999 Alasdair Baird <alasdair@wildcat.demon.co.uk>
801 * i386.md (movsf_1): Check REG_P before use of REGNO.
804 (extendsfdf2): Likewise.
805 (extendsfxf2): Likewise.
806 (extenddfxf2): Likewise.
808 Sat Sep 4 11:37:15 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
810 * config/c4x/c4x.c (c4x_emit_move_sequence): Do not force large
811 constants into memory.
812 (c4x_shiftable_constant): New function.
813 * config/c4x/c4x.c (LEGITIMATE_CONSTANT_P): Allow any CONST_INT.
814 (c4x_shiftable_constant): Declare.
815 * config/c4x/c4x.md (loadqi_big_constant, loadhi_big_constant,
816 ashlqi3_noclobber): Add new patterns and associated splitters.
818 Fri Sep 3 16:22:17 1999 Richard Henderson <rth@cygnus.com>
820 * dbxout.c (dbxout_init): Use xcalloc instead of xmalloc+bzero.
821 * dwarf2out.c (dwarf2out_frame_init): Likewise.
822 * final.c (shorten_branches): Likewise.
823 * global.c (global_alloc): Likewise.
824 * haifa-sched.c (build_control_flow): Likewise.
825 * stmt.c (check_for_full_enumeration_handling): Likewise.
826 (estimate_case_costs): Likewise.
828 Fri Sep 3 15:49:56 1999 Mark Mitchell <mark@codesourcery.com>
830 * rtl.h (RTL_CHECKC2): Fix typo in last change.
832 Fri Sep 3 15:13:34 1999 Richard Henderson <rth@cygnus.com>
834 * flow.c (propagate_block): Use XEXP not SET_DEST for a USE.
835 (recompute_reg_usage): Likewise.
836 * rtlanal.c (find_regno_fusage): Likewise.
838 * rtl.c (rtl_check_failed_code1): New function.
839 (rtl_check_failed_code2): New.
840 * rtl.h (RTL_CHECK1, RTL_CHECK2, RTVEC_ELT): Parenthesize args.
841 (RTL_CHECKC1, RTL_CHECKC2): New.
842 (XC*): New accessor macros.
843 (NOTE_*, LABEL_NAME, LABEL_NUSES, ADDRESSOF_REGNO): Use them.
844 (ADDRESSOF_DECL, JUMP_LABEL, LABEL_REFS, LABEL_NEXTREF): Likewise.
845 (CONTAINING_INSN, REGNO, INTVAL, SUBREG_REG, SUBREG_WORD): Likewise.
846 (ASM_OPERANDS_*, MEM_ALIAS_SET, SET_SRC, SET_DEST): Likewise.
847 (TRAP_*, RANGE_INFO_*): Likewise.
849 Fri Sep 3 15:10:20 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
851 * Makefile.in (tlink.o): Don't depend on toplev.h.
853 * collect2.c (c_file, o_file, export_file, import_file, ldout,
854 output_file, nm_file_name, ldd_file_name, strip_file_name,
855 c_file_name, prefix_list, libexts, is_ctor_dtor, find_a_file,
856 add_prefix, prefix_from_env, prefix_from_string, do_wait,
857 fork_execute, maybe_unlink, add_to_list,
858 extract_init_priority, write_list, dump_list,
859 dump_prefix_list, write_list_with_asm, write_c_file,
860 write_c_file_stat, write_c_file_glob, scan_prog_file,
861 scan_libraries, is_in_list, resolve_lib_name, use_import_list,
862 ignore_library, extract_string, notice, dump_file, target_machine,
863 collect_wait, collect_execute, libname, locatelib, aix_std_libs,
864 read_file, print_load_command): Constify a char*.
865 (fdopen, error, fatal, fatal_perror): Don't prototype.
866 (my_strerror): Remove. All callers use xstrerror instead.
867 (xcalloc, xmalloc, xrealloc, xstrdup, putenv): Remove definitions.
868 (main): Add prototype. Constify lots of char* ptrs. Change calls
869 to xcalloc/strcpy/strcat/... to one call to concat.
870 (main, scan_prog_file, scan_libraries): Use an intermediate
871 `const char **' to build an argv array.
872 (mapfile, libselect, libcompare, locatelib): Add prototypes.
874 * collect2.h (collect_execute, collect_wait, dump_file,
875 file_exists): Constify a char*.
876 (ldout, c_file_name, temporary_obstack, permanent_obstack,
877 temporary_firstobj, vflag, debug): Add extern declarations.
878 (fancy_abort, error, notice, fatal, fatal_perror): Add prototypes.
880 * tlink.c: Don't include toplev.h.
881 (vflag, debug, ldout, c_file_name, temporary_obstack,
882 permanent_obstack, temporary_firstobj): Don't declare.
883 (tlink_execute, frob_extension, symbol_hash_lookup,
884 file_hash_lookup, demangled_hash_lookup, tlink_init, freadsym,
885 recompile_files, read_repo_files, demangle_new_symbols,
886 scan_linker_output): Constify a char*.
887 (symbol_hash_newfunc, file_hash_newfunc, demangled_hash_newfunc,
888 do_tlink): Mark parameters with ATTRIBUTE_UNUSED.
890 Fri Sep 3 18:09:24 1999 Andrew Haley <aph@cygnus.com>
892 * config/m68k/m68kelf.h: Set USE_GAS; this makes gcc generate jbsr
893 (relative) rather than jsr (absolute) subroutine call insns.
894 * config/m68k/m68k-coff.h: Ditto.
896 Fri Sep 3 17:24:31 1999 Richard Earnshaw <rearnsha@arm.com>
898 * arm.c (note_invalid_constants): No need to ignore ASMs, we can
899 now rework these too.
900 (arm_reorg): If an insn can't reach the end of the current pool,
901 ensure that we emit that pool before the insn.
903 Fri Sep 3 09:14:32 1999 Marc Espie <espie@tetto.liafa.jussieu.fr>
905 * tlink.c (scan_linker_output): Skip the initial underscore in
906 a mangled name if appropriate.
908 Fri Sep 3 01:28:33 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
910 * objc/objc-act.c (objc_tree_code_type, objc_tree_code_length,
911 objc_tree_code_name, synth_id_with_class_suffix, warn_with_method,
912 error_with_ivar, gen_declarator, create_builtin_decl,
913 my_build_string, generate_descriptor_table, generate_ivars_list,
914 generate_dispatch_table, check_protocols, TAG_GETCLASS,
915 TAG_GETMETACLASS, TAG_MSGSEND, TAG_MSGSENDSUPER, TAG_EXECCLASS,
916 dump_base_name, lang_decode_option, build_encode_expr,
917 start_class, finish_class, encode_pointer, really_start_method,
918 gen_declaration, dump_interface, handle_class_ref, handle_impent):
920 (objc_demangle, objc_printable_name, generate_struct_by_value_array):
921 Add static prototypes.
922 (build_objc_string_decl, build_selector_reference_decl,
923 encode_bitfield, build_class_reference_decl): Remove unused
924 parameter, all callers changed.
925 (maybe_objc_method_name): Mark with ATTRIBUTE_UNUSED.
926 (objc_printable_name): Likewise. Change second parameter to type int.
927 (init_objc): Use memcpy, not bcopy, to avoid casts.
929 Thu Sep 2 21:49:52 1999 Richard Henderson <rth@cygnus.com>
931 * reload1.c (eliminate_regs_in_insn): Avoid eliminating the
932 reg notes on a deleted insn.
933 * gcse.c (hash_expr_1): Use XWINT on a CONST_DOUBLE.
935 Thu Sep 2 20:18:12 1999 Jeffrey A Law (law@cygnus.com)
937 * i386.c (ix86_attr_length_default): Handle TYPE_FXCH.
939 Thu Sep 2 22:00:08 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
941 * stmt.c (expand_asm_operands): Fix index into inout_mode when
944 Thu Sep 2 13:00:48 1999 Richard Henderson <rth@cygnus.com>
946 * stmt.c (expand_asm_operands): Invoke MD_ASM_CLOBBERS if present.
947 * tm.texi (MD_ASM_CLOBBERS): Document it.
949 Thu Sep 2 10:22:40 1999 Richard Henderson <rth@cygnus.com>
951 * dwarf2out.c (dwarf2out_line): Constify `lastfile'.
952 * except.c (expand_rethrow): Remove unused variable.
953 * expr.c (do_jump_by_parts_greater_rtx): Likewise.
954 * flow.c (replace_insns): Likewise.
955 (create_edge_list, verify_edge_list): Likewise.
956 * gcse.c (cprop_cc0_jump): Protect declaration with HAVE_cc0.
958 * genemit.c (gen_expand): Only emit `operands[N]' decl if there
959 is special code to run.
960 (main): Don't define operands to emit_operand.
961 * genrecog.c (main): Don't emit an empty peephole2_insn function.
963 * rtl.h (NOTE_BASIC_BLOCK): Use X0BBDEF.
965 * alpha/alpha.h (normal_memory_operand): Declare.
966 (reg_no_subreg_operand): Declare.
967 * alpha/elf.h (ASM_DECLARE_OBJECT_NAME): Use HOST_WIDE_INT_PRINT_DEC.
969 Thu Sep 2 10:19:20 1999 Richard Henderson <rth@cygnus.com>
971 * c-parse.in (compstmt_primary_start): New, broken out of first
972 part of compstmt handling in primary.
973 (primary): Use it. Add an error clause.
974 (compstmt_nostart): Renamed from compstmt; remove all
975 initial invocations of compstmt_start.
978 Thu Sep 2 01:35:50 1999 Marc Espie <espie@cvs.openbsd.org>
980 * protoize.c (gen_aux_info_file): Let pexecute call choose_temp_base if
983 Thu Sep 2 00:43:59 1999 Finn Hakansson <finn@axis.com>
985 * combine.c (simplify_shift_const): Remove extra semicolon.
986 * dwarf2out.c (remove_AT): Likewise.
987 * expmed.c (expand_mult): Likewise.
988 * gcov.c (create_program_flow_graph): Likewise.
989 * reorg.c (mostly_true_jump): Likewise.
991 Thu Sep 2 00:06:43 1999 Jeffrey A Law (law@cygnus.com)
993 * fold-const.c (fold_range_test): Do not try to fold the range
994 test if the rhs or lhs has side effects.
996 * combine.c (simplify_rtx): Recognize another case of a synthesized
999 * varasm.c (mark_constant_pool): When marking indirect references,
1000 only look at SYMBOL_REFs.
1002 * except.c (expand_fixup_region_end): Do not peek at
1003 INSN_UID (node->entry->outer_context) for flag_new_exceptions.
1005 Thu Sep 2 13:52:53 1999 Geoffrey Keating <geoffk@cygnus.com>
1007 * flags.h: New variables align_loops, align_loops_log,
1008 align_jumps, align_jumps_log, align_labels, align_labels_log,
1009 align_functions, align_functions_log.
1010 * toplev.c: Define them.
1011 (f_options): Handle -falign-* when they have no argument.
1012 (main): Add logic to set variables for -falign-functions,
1013 -falign-jumps, -falign-labels, -falign-loops.
1014 Make it -fsched-verbose=<n> and -finline-limit=<n>.
1015 (display_help): Change help to match options.
1016 * final.c (LABEL_ALIGN): Default to align_labels_log.
1017 (LABEL_ALIGN_MAX_SKIP): Default to align_labels-1.
1018 (LOOP_ALIGN): Default to align_loops_log.
1019 (LOOP_ALIGN_MAX_SKIP): Default to align_loops-1.
1020 (LABEL_ALIGN_AFTER_BARRIER): Default to align_jumps_log.
1021 (LABEL_ALIGN_AFTER_BARRIER_MAX_SKIP): Default to align_jumps-1.
1022 * varasm.c (assemble_start_function): Handle align_functions.
1024 * config/sparc/sparc.h: Don't declare sparc_align_*.
1025 Don't provide LABEL_ALIGN_AFTER_BARRIER or LOOP_ALIGN.
1026 (DEFAULT_SPARC_ALIGN_FUNCS): Delete; take functionality into
1028 (FUNCTION_BOUNDARY): Fix incorrect use---it's not just a request,
1030 * config/sparc/sparc.c: Delete sparc_align_loops,
1031 sparc_align_jumps, sparc_align_funcs and the corresponding string
1033 (sparc_override_options): Default align_functions on ultrasparc.
1034 Delete -malign-* handling.
1036 * config/mips/mips.c (override_options): On 64-bit targets,
1037 try to align code to 64-bit boundaries.
1038 (print_operand): New substitution, %~,
1039 which aligns labels to align_labels_log.
1040 * config/mips/mips.md (div_trap_normal): Use %~.
1041 (div_trap_mips16): Likewise.
1046 (ashldi3_internal): Likewise.
1047 (ashrdi3_internal): Likewise.
1048 (lshrdi3_internal): Likewise.
1049 (casesi_internal): Likewise.
1051 Wed Sep 1 21:13:48 1999 Richard Henderson <rth@cygnus.com>
1053 Merge new ia32 backend from the branch!
1055 * i386.h, i386.c, i386.md, reg-stack.c, i386/unix.h: Many changes.
1056 See ChangeLog.P2 on new_ia32_branch for details.
1058 * rtl.h (stack_regs_mentioned_p): Delete prototype.
1059 * i386/cygwin.h (SUBTARGET_PROLOGUE): No more do_rtl.
1060 * i386/win32.h (SUBTARGET_PROLOGUE): Likewise.
1061 * i386/gas.h (ASM_FILE_START): Define.
1062 * i386/winnt.c (i386_pe_valid_decl_attribute_p): Update
1063 for name change of ix86_valid_decl_attribute_p.
1064 (i386_pe_valid_type_attribute_p): Similarly.
1066 Wed Sep 1 18:21:23 1999 Richard Henderson <rth@cygnus.com>
1068 * emit-rtl.c (init_emit_once): Don't use GET_MODE_WIDER_MODE
1069 to step through CC modes.
1071 Wed Sep 1 20:18:06 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
1073 * regmove.c (fixup_match_1): Don't move INSN in front of P if
1074 it would end up in the shadow of a live flags regsiter.
1076 Wed Sep 1 11:32:00 1999 Bernd Schmidt <bernds@cygnus.co.uk>
1078 * reload1.c: Fix many indentation problems.
1079 * reload.c: Likewise.
1081 Tue Aug 31 22:08:03 1999 Marc Espie <espie@cvs.openbsd.org>
1083 * alias.c (non_local_reference_p): Constify fmt.
1085 Tue Aug 31 23:19:35 1999 Michael Meissner <meissner@cygnus.com>
1087 * config/i386/xm-cygwin.h (HAVE_DOS_BASED_FILE_SYSTEM): Define.
1089 Tue Aug 31 16:44:52 1999 Jeffrey A Law (law@cygnus.com)
1091 * cse.c (delete_trivially_dead_insns): Do not delete stores to
1092 the internal_arg_pointer.
1094 Tue Aug 31 13:35:42 1999 Richard Henderson <rth@cygnus.com>
1096 Merge peephole2 from new_ia32_branch:
1097 * Makefile.in (STAGESTUFF): Add *.peephole2.
1098 (mostlyclean): Likewise.
1099 (recog.o): Depend on resource.h.
1101 * final.c (peephole): Conditionalize decl on HAVE_peephole.
1102 (final_scan_insn): Likewise for the invocation of peephole.
1103 * genconfig.c (main): Look for peephole and peephole2 patterns.
1104 Emit HAVE_peephole* accordingly.
1105 * genpeep.c (main): Conditionalize entire output on HAVE_peephole.
1106 * flags.h (flag_peephole2): Declare.
1107 * toplev.c: New pass peephole2. New flag -fpeephole2.
1109 * genattrtab.c (main): Count DEFINE_PEEPHOLE2.
1110 * gencodes.c (main): Likewise.
1111 * genextract.c (main): Likewise.
1112 * genoutput.c (main): Likewise.
1113 * genemit.c (max_operand_1): Look for the max scratch operand.
1114 (gen_rtx_scratch): New.
1115 (gen_exp): Use it, and pass on new arg subroutine_type.
1116 (gen_expand): Take max scratch into account.
1117 (gen_split): Emit peephole2 functions.
1118 (output_peephole2_scratch): New.
1119 (main): Include hard-reg-set.h and resource.h. Handle peephole2.
1120 * genrecog.c (routine_type): Add PEEPHOLE2.
1122 (make_insn_sequence): Match outer parallel for peep2. Discard
1123 top level scratches and dups.
1124 (add_to_sequence): New args insn_type and top. Update all callers.
1125 Handle toplevel peep2 matching insns.
1126 (write_subroutine): Handle peep2.
1127 (write_tree_1): Likewise.
1128 (write_tree): Likewise.
1130 (change_state): New arg afterward. Update all callers.
1131 Handle matching separate insns.
1132 * recog.c (recog_next_insn): New.
1133 (peephole2_optimize): New.
1134 * rtl.def (DEFINE_PEEPHOLE2): New.
1135 * resource.c (find_free_register): New argument last_insn. Use it
1136 to find a register available through the entire span.
1137 * resource.h (find_free_register): Update prototype.
1139 Tue Aug 31 11:51:06 1999 Jim Kingdon <http://developer.redhat.com>
1141 * i386.c (output_strlen_unroll): Don't write xops[7]
1142 label if it wasn't set.
1144 1999-08-31 12:44 -0700 Zack Weinberg <zack@bitmover.com>
1146 * cpplib.c (struct directive): Const-ify name pointer and
1147 function pointer prototype.
1148 (validate_else, do_define, do_line, do_include, do_undef,
1149 do_error, do_pragma, do_ident, do_if, do_xifdef, do_else,
1150 do_elif, do_endif, do_sccs, do_assert, do_unassert,
1151 do_warning): Const-ify second arg.
1152 (directive_table): Mark const. Reorder entries by frequency
1153 of usage, record statistics.
1155 1999-08-31 12:20 -0700 Zack Weinberg <zack@bitmover.com>
1157 * rtl.h (RTL_CHECK1, RTL_CHECK2): New macros which type- and
1158 bounds- check RTL accesses if --enable-checking.
1159 (RTVEC_ELT): Bounds check if --enable-checking.
1160 (XWINT, XINT, XSTR, XEXP, XVEC, XMODE, XBITMAP, XTREE,
1161 XBBDEF): Use RTL_CHECK1/RTL_CHECK2 as appropriate.
1162 (XVECEXP, XVECLEN): Define in terms of XVEC, RTVEC_ELT, and
1164 (X0WINT, X0INT, X0STR, X0EXP, X0VEC, X0MODE, X0BITMAP, X0TREE,
1165 X0BBDEF, X0ADVFLAGS): New macros for accessing '0' slots of RTXes.
1167 (ADDR_DIFF_VEC_FLAGS): Use X0ADVFLAGS.
1168 (NOTE_SOURCE_FILE): Use X0STR.
1169 (NOTE_BLOCK_NUMBER, NOTE_EH_HANDLER, LABEL_NUSES,
1170 MEM_ALIAS_SET): Use X0INT.
1171 (NOTE_RANGE_INFO, NOTE_LIVE_INFO, NOTE_BASIC_BLOCK,
1172 JUMP_LABEL, LABEL_REFS, LABEL_NEXTREF, CONTAINING_INSN):
1174 * real.h (CONST_DOUBLE_CHAIN): Use X0EXP.
1175 * rtl.c (copy_rtx, copy_most_rtx): Copy '0' slots with X0WINT.
1176 (rtl_check_failed_bounds, rtl_check_failed_type1,
1177 rtl_check_failed_type2, rtvec_check_failed_bounds): New
1179 (fancy_abort): Fix comment.
1181 * cse.c (canon_hash): Read CONST_DOUBLE data slots with XWINT.
1182 (cse_insn): Decrement LABEL_NUSES for jump target before
1184 * emit-rtl.c (gen_rtx_CONST_DOUBLE): Use X0EXP for slot 1.
1185 * final.c (alter_subreg): Compute regno before changing x to
1186 REG; set REGNO(x) after changing it.
1187 * flow.c (count_basic_blocks): Use XWINT to inspect EH_REGION
1188 notes containing CONST_INTs.
1189 (delete_eh_regions): Use NOTE_EH_HANDLER.
1190 * function.c (put_reg_into_stack): Make reg a MEM before
1192 (fixup_var_refs_insns): Save REG_NOTES (insn) in case we
1194 (gen_mem_addressof): Make reg a MEM before initializing it.
1195 * integrate.c (copy_rtx_and_substitute): Copy '0' slots with
1197 * local-alloc.c (update_equiv_regs): Zap REG_NOTES before
1198 deleting an insn, not after.
1199 (block_alloc): Only look at PATTERN(insn) if we have to, and
1200 only if it's format class 'i'.
1201 * loop.c (check_dbra_loop): Check bl->biv->add_val is a
1202 CONST_INT before using its INTVAL.
1203 * print-rtl.c (print_rtx): Use X0STR.
1204 * regmove.c (fixup_match_1): Don't look at PATTERN of
1205 non-class-'i' insn chain elements.
1206 * reload.c (loc_mentioned_in_p): Take address of
1207 in->fld[1].rtx directly.
1208 * reload1.c (reload): Change reg to a MEM before initializing
1210 * varasm.c (mark_constant_pool): Skip CONST_DOUBLES, which
1212 * config/i386/i386.md (decrement_and_branch_if_zero): Fix typo.
1214 Fri Aug 20 13:43:41 1999 Andrew Haley <aph@cygnus.com>
1216 * config/mips/mips.c (machine_dependent_reorg): Force a
1217 barrier to output the local constant pool if a barrier hasn't
1218 been found at a natural point in the instruction stream.
1220 Mon Aug 30 22:04:36 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1222 * c-parse.in (language_string): Constify.
1224 * dwarf2out.c (language_string): Remove declaration.
1226 * dwarfout.c (language_string): Likewise.
1228 * toplev.c (language_string, init_parse, finish_parse): Likewise.
1230 * tree.h (language_string, init_parse, finish_parse): Declare.
1232 * i386/sun386.h (language_string): Remove declaration.
1234 * mips.h (language_string): Likewise.
1236 * nextstep.h (language_string): Likewise.
1238 * nextstep21.h (language_string): Likewise.
1240 * rs6000.c (language_string): Likewise.
1242 Mon Aug 30 20:56:08 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1244 * Makefile.in (OBJS, PROTO_OBJS): Remove getpwd.o.
1245 (getpwd.o): Remove target.
1247 * getpwd.c: Delete file. Its in libiberty now.
1249 * dbxout.c (getpwd): Don't prototype.
1250 * dwarf2out.c (getpwd): Likewise
1251 * dwarfout.c (getpwd): Likewise
1252 * final.c (getpwd): Likewise.
1253 * protoize.c (getpwd): Likewise.
1255 Mon Aug 30 20:21:34 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1257 * cse.c: (fold_rtx): Cast to HOST_WIDE_INT in left shift.
1259 Mon Aug 30 16:07:49 1999 Richard Henderson <rth@cygnus.com>
1261 * flow.c (new_insn_dead_notes): Use sets_reg_or_subreg not
1264 Mon Aug 30 12:23:53 1999 Jim Wilson <wilson@cygnus.com>
1266 * fixinc/Makefile.in (subdir): New.
1267 (fixincl.x, inclhack.sh, fixincl.sh): Use cp instead of $(CP).
1270 Mon Aug 30 01:02:09 1999 Jeffrey A Law (law@cygnus.com)
1272 * emit-rtl.c (copy_rtx_if_shared): A MEM which references
1273 virtual_stack_vars_rtx or virtual_incoming_args_rtx can not
1276 * invoke.texi: Fix typo.
1278 * dwarf2out.c (mem_loc_descriptor): New argument MODE. All callers
1279 changed. Handle autoincrement addressing modes.
1281 * integrate.c (copy_rtx_and_substitute): Handle internal_arg_pointer
1282 just like we would the virtual incoming args register when
1285 Sun Aug 29 23:17:54 1999 David Edelsohn <edelsohn@gnu.org>
1287 * rs6000.h (ASM_FILE_START): Specify complete filename, including
1288 path, in .file directive.
1290 Sun Aug 29 05:06:43 1999 Russ Allbery <rra@stanford.edu>
1292 * gcc.texi (External Bugs): Remove obsolete note about Perl on
1295 1999-08-29 08:38 -0700 Zack Weinberg <zack@bitmover.com>
1297 * stdbool.h: Make the typedef name _Bool, with bool a #defined
1300 Sun Aug 29 09:36:50 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1302 * tree.c (tree_code_name): Constify a char*.
1304 * tree.h (tree_code_name, decl_printable_name): Likewise.
1306 * function.h (struct function): Likewise.
1308 * toplev.c (decl_name, decl_printable_name): Likewise.
1310 * vax/vms.h (MAYBE_VMS_FUNCTION_PROLOGUE): Likewise.
1312 * objc/objc-act.c (decl_printable_name): Remove redundant prototype.
1313 (init_objc): Remove function pointer cast.
1315 Sun Aug 29 05:01:17 1999 John David Anglin <dave@hiauly1.hia.nrc.ca>
1317 * pa.md (interspace_jump): New pattern.
1318 (builtin_longjmp): New expander.
1320 1999-08-29 Bernd Schmidt <bernds@cygnus.co.uk>
1322 * fp-bit.c (add, sub, multiply, divide, compare, _eq_f2, _ne_f2,
1323 _gt_f2, _ge_f2, _lt_f2, _le_f2, float_to_si, float_to_usi, negate,
1324 sf_to_df, df_to_sf): Fix potential problem with alias analysis.
1326 Sun Aug 29 04:30:52 1999 John Wehle (john@feith.com)
1328 * jump.c (delete_prior_computation): Also check calls
1329 to constant functions. Don't bother checking for a
1330 REG_UNUSED note before adding it.
1331 (delete_computation): Handle multi-word hard registers
1332 when synthesizing missing REG_DEAD notes for a register
1333 which is both set and used by an insn.
1335 1999-08-29 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1337 * loop.c (this_loop_info): New variable.
1338 (loop_has_call, loop_has_volatile, loop_has_tablejump,
1339 loop_continue, loops_enclosed): Replace with fields in this_loop_info.
1341 (prescan_loop, strength_reduce): New argument loop_info. All callers
1343 (scan_loop): New variable loop_info, initialise to address of
1345 (prescan_loop): Set loop_info->vtop if find NOTE_INSN_LOOP_VTOP.
1346 Delete variable loop_has_multiple_exit targets and replace with
1347 field in this_loop_info.
1348 (find_and_verify_loops): Rename this_loop to this_loop_num.
1349 (strength_reduce): Delete loop_iteration_info. Replace variable
1350 loop_info with function argument of same name.
1351 (insert_bct): Rework test for loop being completely unrolled.
1353 * loop.h (struct loop_info): New fields num, loops_enclosed,
1354 has_call, has_volatile, has_tablejump, has_multiple_exit_targets,
1355 has_indirect_jump, and cont. Redefine use of unroll_number.
1356 (loop_unroll_number): Delete.
1358 * unroll.c (unroll_loop): Store loop unroll count in unroll_number
1360 (loop_iterations): Delete variable vtop and instead use
1361 loop_info->vtop computed in prescan_loop.
1363 Sun Aug 29 03:27:23 1999 Scott Weikart <scott@igc.apc.org>
1365 * fix-header.c (main): Do not pass a null pointer to strcmp.
1367 Sun Aug 29 03:18:48 1999 William Bader (william@nscs.fast.net)
1369 * configure.in (i[34567]86-*-sco3.2v4*): Target does not truncate
1371 * configure: Rebuilt.
1373 Sat Aug 28 19:36:05 1999 Jeffrey A Law (law@cygnus.com)
1375 * jump.c (jump_optimize_1): Do not delete assignments to
1376 internal_arg_pointer.
1377 * cse.c (delete_trivially_dead_insns): Always consider a set of
1378 the internal_arg_pointer live.
1380 Sat Aug 28 16:24:31 1999 Richard Henderson <rth@cygnus.com>
1382 * flow.c (flow_delete_insn_chain): Rename from delete_insn_chain.
1383 (update_life_info) [REG_WAS_0]: Search the original insns rather
1384 than the new insns for the note. Fix typos finding note_dest.
1385 If no dest found, discard the note rather than abort.
1386 [REG_NOALIAS]: Handle as REG_NO_CONFLICT.
1387 (replace_insns): Remove the old insn list after update_life_info
1390 Sat Aug 28 16:20:12 1999 Richard Henderson <rth@cygnus.com>
1392 * haifa-sched.c (sched_analyze): Clear LOG_LINKS before calling
1394 (sched_analyze_1): Let add_dependence care for not adding dups.
1395 (sched_analyze_2): Likewise.
1396 (add_branch_dependences): Likewise.
1398 Sat Aug 28 15:58:16 1999 Mumit Khan <khan@xraylith.wisc.edu>
1400 * i386/winnt.c (export_list): New type.
1401 (exports_head): Rename to
1402 (export_head): this.
1403 (i386_pe_record_exported_symbol): Add is_data flag.
1404 (i386_pe_asm_file_end): Emit directive for exported variables.
1405 * i386/cygwin.h (i386_pe_record_exported_symbol): Update
1407 * i386/cygwin.h (ASM_OUTPUT_COMMON): Specify symbol type.
1408 (ASM_DECLARE_OBJECT_NAME): Likewise.
1409 (ASM_DECLARE_FUNCTION_NAME): Likewise.
1410 * i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
1412 Fri Aug 27 15:35:24 1999 Jeffrey A Law (law@cygnus.com)
1414 * cse.c (fold_rtx): Work around bug in Sun V5.0 compilers.
1416 * pa.c (emit_move_sequence): Do not stop on SUBREG_WORD of an
1419 Fri Aug 27 14:01:19 1999 Marc Espie <espie@cvs.openbsd.org>
1421 * config/openbsd.h: Define SET_ASM_OP.
1422 * tm.texi: cross-reference SET_ASM_OP in the index.
1424 1999-08-27 13:27 -0700 Zack Weinberg <zack@bitmover.com>
1426 * rtl.c: Define CONST_DOUBLE_FORMAT to the appropriate format
1427 for a CONST_DOUBLE, at compile time. Initialize rtx_length
1428 and class_narrowest_mode at compile time. Kill init_rtl.
1429 Mark rtx_length, mode_class, mode_size, mode_unit_size,
1430 mode_wider_mode, mode_mask_array, class_narrowest_mode, and
1431 rtx_format as const. Kill all references to EXTRA_CC_MODES or
1433 * rtl.def (CONST_DOUBLE): Use CONST_DOUBLE_FORMAT macro for
1435 * rtl.h: Declare rtx_length and rtx_format as const.
1436 * machmode.def: Define CC(). Use CC() to define CCmode. If
1437 EXTRA_CC_MODES is defined, expand it here.
1438 * machmode.h: Declare mode_class, mode_size, mode_unit_size,
1439 mode_wider_mode, mode_mask_array, and class_narrowest_mode as
1440 const. Kill all references to EXTRA_CC_MODES.
1442 * toplev.c: Don't prototype or call init_rtl.
1443 * optabs.c: Don't call init_mov_optab.
1444 * genemit.c: Don't generate init_mov_optab. Don't call
1446 * gengenrtl.c: Duplicate calculation of CONST_DOUBLE_FORMAT
1448 * genattr.c, genattrtab.c, gencodes.c, genconfig.c,
1449 genextract.c, genflags.c, genopinit.c, genoutput.c, genpeep.c,
1450 genrecog.c: Don't call init_rtl.
1452 * arc.h, arm.h, c4x.h, i386.h, i960.h, m88k.h, pa.h, pdp11.h,
1453 rs6000.h, sparc.h: Don't define EXTRA_CC_NAMES. Use CC() in
1454 definition of EXTRA_CC_MODES.
1456 * md.texi: Kill ref to EXTRA_CC_NAMES.
1457 * tm.texi: Document new way to define EXTRA_CC_MODES.
1459 * genrecog.c: Do not look up the name of a define_split.
1462 Fri Aug 27 17:03:42 1999 Nick Clifton <nickc@cygnus.com>
1464 * config/v850/v850.md: Fix typo introduced by previous delta.
1466 Fri Aug 27 09:48:59 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1468 * gcc.c (fatal): Make definition static to match prototype.
1470 Fri Aug 27 10:33:35 1999 Bernd Schmidt <bernds@cygnus.co.uk>
1472 * combine.c (get_last_value): Don't look for earlier sets if the last
1473 known set is somewhere in between the insns being combined.
1475 Fri Aug 27 10:03:12 BST 1999 Nathan Sidwell <nathan@acm.org>
1477 * configure.in: Don't use shell ! to negate exit codes
1478 * configure: Regenerate
1480 Fri Aug 27 09:36:17 1999 Andreas Schwab <schwab@suse.de>
1482 * function.c (assign_stack_temp_for_type): Fix change of Mar 5 for
1483 the fact that ALIGN is measured in bits, not bytes.
1485 1999-08-27 00:27 -0700 Zack Weinberg <zack@bitmover.com>
1487 * errors.c: New file; defines functions error, warning, and
1488 fatal, variables have_error and progname.
1489 * errors.h: New file; prototypes and decls for stuff in errors.c.
1491 * Makefile: Add rules to build errors.o and
1492 $(HOST_PREFIX)errors.o. Link genconfig, gencodes, genemit,
1493 genopinit, genrecog, genextract, genpeep, genattr, and
1494 genoutput with errors.o. Add errors.h to deps of genconfig.o,
1495 gencodes.o, genemit.o, genopinit.o, genrecog.o, genextract.o,
1496 genpeep.o, genattr.o, and genoutput.o.
1498 * genconfig.c, gencodes.c, genemit.c, genopinit.c, genrecog.c,
1499 genextract.c, genpeep.c, genattr.c: Include errors.h. Don't
1500 define or prototype fatal. Set progname at beginning of main.
1501 * genoutput.c: Likewise, and don't define or prototype error
1504 * c-typeck.c (c_expand_start_case): Return immediately if exp
1506 * fold-const.c (operand_equal_p): Return immediately if arg1
1507 or arg0 are ERROR_MARKs.
1508 * stor-layout.c (layout_type [case RECORD_TYPE]): Ignore
1509 fields of type ERROR_MARK when calculating if the record can
1512 Fri Aug 27 01:03:48 1999 Jim Kingdon <http://developer.redhat.com>
1513 with much help from Jeffrey A Law and Richard Henderson
1515 * i386.md: In the 6 insns which call output_fix_trunc,
1516 earlyclobber operands[0].
1518 Fri Aug 27 01:01:51 1999 Philip Blundell <pb@nexus.co.uk>
1520 * jump.c (duplicate_loop_exit_test): Call reg_scan_update after
1521 creating new registers.
1523 1999-08-26 23:09 -0700 Zack Weinberg <zack@bitmover.com>
1525 * i386.h: Declare ix86_cpu_string, ix86_arch_string,
1526 i386_reg_alloc_order, i386_regparm_string,
1527 i386_align_loops_string, i386_align_jumps_string,
1528 i386_align_funcs_string, i386_preferred_stack_boundary_string,
1529 and i386_branch_cost_string as type "const char *".
1530 * i386.c: Define all above strings as type "const char *".
1532 Thu Aug 26 20:36:30 1999 Jim Wilson <wilson@cygnus.com>
1534 * dwarf2out.c (output_aranges): Check DWARF_OFFSET_SIZE not PTR_SIZE
1535 when emitting alignment padding. Emit padding byte of 0 instead of 4.
1537 Thu Aug 26 18:11:20 1999 Mark Mitchell <mark@codesourcery.com>
1539 * tree.c (array_type_nelts): Don't create RTL_EXPRs from
1540 SAVE_EXPRs unless the SAVE_EXPRs have already been expanded.
1542 Thu Aug 26 19:33:23 1999 Jim Wilson <wilson@cygnus.com>
1544 * dwarf2out.c (DWARF2_ASM_LINE_DEBUG_INFO): Add default definition.
1545 (debug_dwarf): Add DWARF2_ASM_LINE_DEBUG_INFO support.
1546 (dwarf2out_line, dwarf2out_finish): Likewise.
1547 * tm.texi (DWARF2_ASM_LINE_DEBUG_INFO): Add documetation.
1549 Thu Aug 26 16:10:56 1999 Gavin Romig-Koch <gavin@cygnus.com>
1551 * tree.c (lang_unsave_expr_now) : Correct return type.
1552 * tree.h (lang_unsave_expr_now) : Same.
1554 Thu Aug 26 13:12:29 1999 Jeffrey A Law (law@cygnus.com)
1556 * pa.c (cint_ok_for_move): Use CONST_INT_OK_FOR_LETTER_P macros
1557 instead of duplicating code.
1559 Thu Aug 26 18:32:32 1999 Bernd Schmidt <bernds@cygnus.co.uk>
1561 * gcse.c (hash_scan_insn): Don't scan obvious no-ops.
1563 1999-08-26 09:42 -0700 Zack Weinberg <zack@bitmover.com>
1565 * tree.h: fancy_abort always takes three args.
1566 * resource.c: Move include of system.h before toplev.h.
1568 Thu Aug 26 09:46:16 1999 Nick Clifton <nickc@cygnus.com>
1570 * dwarf2out.c (mem_loc_descriptor): Accept LABEL_REFs as well
1573 1999-08-25 22:10 -0700 Zack Weinberg <zack@bitmover.com>
1575 * system.h: Don't redefine abort or trim_filename.
1576 * rtl.h: Define abort to fancy_abort (__FILE__, __LINE__, 0)
1577 or fancy_abort (__FILE__, __LINE__, __FUNCTION__) depending on
1578 whether or not __FUNCTION__ is available.
1579 * tree.h: Duplicate rtl.h's definition of abort, for files
1580 that don't include rtl.h. Delete all code to perform type
1581 checking with a compiler other than GCC.
1582 * varray.h: Delete all code to perform type checking with a
1583 compiler other than GCC. Make VARRAY_CHECK() always evaluate
1584 its arguments exactly once, using a statement expression.
1585 Adjust the VARRAY_<type> accessor macros to match.
1586 * toplev.h (fatal_insn, fatal_insn_not_found): Kill.
1587 (_fatal_insn, _fatal_insn_not_found): New fns, take info on
1588 caller's location. Define fatal_insn and fatal_insn_not_found
1589 as macros that use _fatal_insn and _fatal_insn_not_found.
1590 (fancy_abort, trim_filename): Kill prototypes.
1592 * rtl.c (trim_filename): Move here from toplev.c.
1593 (fancy_abort): New function.
1594 (DIR_SEPARATOR): Provide default definition.
1595 * tree.c (tree_check_failed, tree_class_check_failed): Go
1596 through fancy_abort.
1597 (tree_check, tree_class_check, cst_or_constructor_check,
1598 expr_check): Delete.
1599 * varray.c (varray_check_failed): New function.
1600 * toplev.c (fatal_insn, fatal_insn_not_found): Replace with
1601 _fatal_insn and _fatal_insn_not_found. Go through
1603 (trim_filename, fancy_abort): Delete.
1605 * builtins.c (expand_builtin_args_info): Report ICE with abort.
1606 * except.c (start_catch_handler): Report ICE with error/abort
1608 * final.c (output_operand_lossage): Likewise.
1609 * flow.c (verify_flow_info): Likewise.
1611 * gcc.c: Prototype fatal.
1612 * gengenrtl.c: Undef abort after including rtl.h not system.h.
1613 * genattr.c, genattrtab.c, genemit.c, genextract.c,
1614 genflags.c, genopinit.c, genoutput.c, genpeep.c, genrecog.c:
1615 Don't define fancy_abort.
1617 Wed Aug 25 17:56:59 1999 Richard Henderson <rth@cygnus.com>
1619 * optabs.c (emit_cmp_and_jump_insns): Be more thorough in
1622 Wed Aug 25 15:35:55 1999 Richard Henderson <rth@cygnus.com>
1624 * m88k.h (VERSION_INFO2): Kill.
1625 (VERSION_STRING): Kill.
1627 (VERSION_INFO1): Tidy.
1628 (TARGET_VERSION): Update.
1629 * m88k/dgux.h (VERSION_INFO2): Kill.
1630 (ASM_FIRST_LINE): Adjust for death of VERSION_STRING.
1631 * m88k/luna.h (VERSION_INFO1): Tidy.
1632 * m88k/sysv4.h (VERSION_INFO1): Likewise.
1633 * m88k.c (out_rcs_id, tm_rcs_id): Kill.
1634 (output_file_start): Adjust for death of VERSION_STRING.
1636 1999-08-25 13:51 -0700 Jim Meyering <meyering@ascend.com>
1638 * cpplib.c (detect_if_not_defined): New function.
1639 (do_if): Use it to detect potential once-only headers.
1641 Wed Aug 25 14:00:18 1999 Jason Merrill <jason@yorick.cygnus.com>
1643 * c-common.c (combine_strings): Always set TREE_CONSTANT.
1645 Wed Aug 25 15:27:22 1999 Gavin Romig-Koch <gavin@cygnus.com>
1647 * combine.c (nonzero_bits) : Allow single-ly set registers to be
1648 anywere in the function only if they are pseudos and set before
1649 being used (not live at the start of the function).
1650 (num_sign_bit_copies) : Same.
1651 (get_last_value_validate) : Same.
1652 (get_last_value) : Same.
1654 Wed Aug 25 11:13:29 1999 Richard Henderson <rth@cygnus.com>
1656 * loop.c (express_from): Try harder to unify (* c N) and (* c M)
1657 where N and M are constant and N is an integer multiple of M.
1659 Wed Aug 25 13:55:47 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
1661 * sbitmap.h (sbitmap_intersection_of_succs): Add prototype.
1662 (sbitmap_intersection_of_preds, sbitmap_union_of_succs,
1663 sbitmap_union_of_preds): Add prototypes.
1664 * sbitmap.c (sbitmap_intersection_of_succs): New function to compute
1665 the intersection of successors with the new flow graph structures.
1666 (sbitmap_intersection_of_preds): New function to compute the
1667 intersection of predecessors with the new flow graph structures.
1668 (sbitmap_union_of_succs): New function to compute the union of
1669 successors with the new flow graph structures.
1670 (sbitmap_union_of_preds): New function to compute the union of
1671 predecessors with the new flow graph structures.
1672 * gcse.c (compute_rdm, compute_available): Use new sbitmap routines.
1673 (expr_reaches_here_p): Use edge and basic_block structures instead
1674 of s_preds and s_succs.
1675 (compute_cprop_avinout): Use new sbitmap routines.
1676 (pre_expr_reaches_here_p): Use edge and basic_block structures instead
1677 of s_preds and s_succs.
1678 * flow.c (compute_flow_dominators): Compute dominators using
1679 edges and basic blocks instead of s_preds and s_succs.
1681 Wed Aug 25 13:41:47 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
1683 * lists.c (unused_insn_list, unused_expr_list): New file for
1684 maintaining various types of lists. New statics for maintaining a
1685 cache of available INSN_LIST and EXPR_LIST nodes.
1686 (free_list): Static function for freeing a list of INSN/EXPR nodes.
1687 (alloc_INSN_LIST): Function to get a free INSN_LIST node.
1688 (alloc_EXPR_LIST): Function to get a free EXPR_LIST node.
1689 (init_EXPR_INSN_LIST_cache): Initialize the cache lists.
1690 (free_EXPR_LIST_list): Free an entire list of EXPR_LIST nodes.
1691 (free_INSN_LIST_list): Free an entire list of INSN_LIST nodes.
1692 (free_EXPR_LIST_node): Free an individual EXPR_LIST node.
1693 (free_INSN_LIST_node): Free an individual INSN_LIST node.
1694 * haifa-sched.c (unused_insn_list, unused_expr_list): Moved to flow.c
1695 (free_list, alloc_INSN_LIST, alloc_EXPR_LIST): Moved to flow.c
1696 (remove_dependence, free_pending_lists): Use new global routines.
1697 (flush_pending_lists, sched_analyze_insn): Use new global routines.
1698 (sched_analyze, compute_block_backward_dependences): Use new routines.
1699 (sched_analyze_1, sched_analyze_2): Use new routines.
1700 (schedule_insns): Use new global routines.
1701 * rtl.h (init_EXPR_INSN_LIST_cache, free_EXPR_LIST_list): Add function
1703 (free_INSN_LIST_list, free_EXPR_LIST_node): Add prototypes.
1704 (free_INSN_LIST_node, alloc_INSN_LIST, alloc_EXPR_LIST): Add function
1706 * toplev.c (rest_of_compilation): Initialize node cache.
1707 * Makefile.in (OBJS): Add lists.o to list of object files.
1708 (lists.o): Add dependancies.
1710 Wed Aug 25 17:31:56 1999 Nick Clifton <nickc@cygnus.com>
1712 * config/v850/v850.md: Fix compile time warning messages.
1713 * config/v850/v850.c: Fix compile time warning messages.
1714 * config/v850/v850.h: Fix compile time warning messages.
1716 Wed Aug 25 09:44:43 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1718 * genattr.c (gen_attr): Add prototype arguments for get_attr_*().
1719 Remove unused prototype for `init_lengths'.
1721 Wed Aug 25 09:32:31 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1723 * calls.c (emit_call_1): Mark parameter `stack_size' with
1725 (expand_call): Initialize variable `insn'.
1726 (emit_library_call): Likewise for variable `high_to_save'.
1727 (emit_library_call_value): Likewise.
1728 (store_one_arg): Likewise for variables `lower_bound' and
1731 * combine.c (try_combine): Likewise for variables `i2_code_number'
1732 and `other_code_number'.
1733 (find_split_point): Likewise for variables `pos', `unsignedp' and
1735 (simplify_if_then_else): Likewise for variables `op' and `c1'.
1736 (simplify_and_const_int): Remove unused variable `width'.
1737 (merge_outer_ops): Likewise.
1739 * cse.c (simplify_binary_operation): Cast an INTVAL() to `unsigned
1740 HOST_WIDE_INT' when comparing against one.
1741 (simplify_relational_operation): Likewise.
1742 (cse_insn): Initialize variables `src_eqv_volatile',
1743 `src_eqv_in_memory', `src_eqv_in_struct', `src_eqv_hash' and `sets'.
1745 * final.c (init_final): Constify parameter `filename'.
1746 (final_start_function): Mark parameter `optimize' with
1748 (profile_function): Likewise for parameters `first' and `optimize'.
1749 (output_source_line): Likewise for parameter `file'.
1751 * integrate.c (subst_constants): Cast a value to `size_t' when
1752 comparing against one.
1753 (mark_stores): Initialize variable `mode'. Cast a value to
1754 `size_t' when comparing against one.
1756 * integrate.h (MAYBE_EXTEND_CONST_EQUIV_VARRAY): Likewise.
1758 * loop.c (move_movables): Initialize variable `first'.
1759 (strength_reduce): Likewise for variable `increment'.
1760 (check_dbra_loop): Likewise for variable `comparison_val'. Cast a
1761 value to `size_t' when comparing against one.
1762 (load_mems): Initialize variable `end_label'.
1764 * output.h (init_final): Constify parameter.
1766 * reload.c (decompose): Initialize variable `base'.
1768 * reload1.c (reload): Likewise for variable `is_scalar'.
1769 (spill_hard_reg): Mark parameter `dumpfile' with ATTRIBUTE_UNUSED.
1770 (choose_reload_regs): Initialize variable `mode'.
1771 (emit_reload_insns): Likewise for variable `store_insn'.
1772 (reload_cse_noop_set_p): Mark parameter `insn' with
1774 (reload_combine): Initialize variable `set'.
1776 * unroll.c (unroll_loop): Likewise for variable `local_label'.
1777 (copy_loop_body): Cast a value to `size_t' when comparing against
1780 * varasm.c (assemble_variable): Initialize variable `size_tree'.
1781 (const_hash): Add an `else abort()' in an if-else-if-else sequence.
1782 (remove_from_pending_weak_list): Mark parameter `name' with
1785 Wed Aug 25 11:18:39 1999 Bernd Schmidt <bernds@cygnus.co.uk>
1787 * toplev.c (rest_of_compilation): Use decl_printable_name when opening
1790 Wed Aug 25 10:57:12 1999 Nick Clifton <nickc@cygnus.com>
1792 * config/arm/telf.h (ASM_WEAKEN_LABEL): Define.
1793 (ASM_DECLARE_FUNCTION_NAME): Define.
1794 (TYPE_ASM_OP, SIZE_ASM_OP, TYPE_OPERAND_FORMAT,
1795 ASM_DECLARE_RESULT, ASM_DECLARE_OBJECT_NAME,
1796 ASM_FINISH_DECLARE_OBJECT, ASM_DECLARE_FUNCTION_SIZE): Define if
1797 not already defined.
1799 Wed Aug 25 01:36:11 1999 John David Anglin <dave@hiauly1.hia.nrc.ca>
1801 * calls.c (emit_call_1): Use call_pop/call_value_pop for all values
1802 of n_popped when call/call_value are not defined.
1804 Wed Aug 25 01:25:14 1999 Jeffrey A Law (law@cygnus.com)
1806 * tm.texi: GNU CC -> GCC conversion.
1807 (CC1_SPEC): Indicate it is used for all language front ends.
1809 Tue Aug 24 23:43:03 1999 Mark Mitchell <mark@codesourcery.com>
1811 * flow.c (delete_block): Spell NOTE_INSN_EH_REGION_BEG and
1812 NOTE_INSN_EH_REGION_END correctly.
1814 Tue Aug 24 23:26:44 1999 Michael Tiemann <tiemann@holodeck.cygnus.com>
1815 Jeff Law <law@cygnus.com>
1817 * loop.c (strength_reduce): Automatically unroll loops if the
1818 unrolled loop size is smaller than the rolled loop size.
1820 * loop.c (insert_bct): Replace use of sdiv_optab with asr_optab
1821 and delete comment that code should be rewritten.
1823 Tue Aug 24 22:56:35 1999 Jeffrey A Law (law@cygnus.com)
1825 * haifa-sched.c (find_rgns): Mark a block found during the DFS search
1828 * haifa-sched.c (get_visual_tbl_length): Fix off-by-one error.
1830 Tue Aug 24 22:41:06 1999 Mumit Khan <khan@xraylith.wisc.edu>
1832 * fixinc/mkfixinc.sh: Don't fix uwin headers.
1833 * i386/uwin.h (MD_STARTFILE_PREFIX): Define.
1834 (LINK_SPEC): Add -u _main when building executables.
1835 (ASM_DECLARE_FUNCTION): Update from Cygwin.
1836 (ASM_FILE_END): Use the default for ix86-pe.
1837 * i386/xm-uwin.h (HAVE_BCOPY): Undefine.
1839 Tue Aug 24 20:49:47 1999 Art Haas <ahaas@neosoft.com>
1841 * final.c (output_addr_const): Handle case where ASM_OPEN_PAREN
1842 and ASM_CLOSE_PAREN are empty strings.
1844 Wed Aug 25 12:46:22 1999 Fred Fish <fnf@cygnus.com>
1845 Geoffrey Keating <geoffk@cygnus.com>
1847 * Makefile.in (PREPROCESSOR_DEFINES): New macro.
1848 (protoize.o): Use PREPROCESSOR_DEFINES and DRIVER_DEFINES.
1849 (unprotoize.o): Ditto.
1850 (test-protoize-simple): Don't define STD_PROTO_DIR.
1851 * protoize.c: Use PARAMS rather than PROTO. Minor whitespace
1852 changes to make 'test-protoize-simple' pass.
1853 (STD_PROTO_DIR): Remove define.
1854 (STANDARD_EXEC_PREFIX): Supply default define.
1855 (standard_exec_prefix): New variable, init to STANDARD_EXEC_PREFIX.
1856 (target_machine): New variable, init to DEFAULT_TARGET_MACHINE.
1857 (target_version): New variable, init to DEFAULT_TARGET_VERSION.
1858 (GET_ENV_PATH_LIST): New macro.
1859 (default_syscalls_dir): No longer initialized to STD_PROTO_DIR.
1860 (do_processing): Initialize default_syscalls_dir using new
1861 macros. Use it to initialize syscalls_absolute_filename.
1863 Tue Aug 24 16:58:15 1999 Richard Henderson <rth@cygnus.com>
1865 * jump.c (jump_optimize_1): Do cmov opt on any single-set; force
1866 B into a register before emit_conditional_move.
1868 Tue Aug 24 15:37:03 1999 Richard Henderson <rth@cygnus.com>
1870 * fold-const.c (fold): Reassociate (+ (+ (* a b) c) (* d e))
1871 as (+ (+ (* a b) (* d e)) c). Factor a common power-of-two
1872 multiplicand out of (+ (* a b) (* c d)).
1874 Tue Aug 24 11:46:10 1999 Bob Manson <manson@cygnus.com>
1875 Richard Henderson <rth@cygnus.com>
1877 * haifa-sched.c (split_hard_reg_notes): Move to flow.c
1878 (new_insn_dead_notes): Likewise.
1879 (update_n_sets): Likewise.
1880 (update_flow_info): Move to flow.c, renamed to update_life_info;
1881 extend to handle multiple source insns.
1882 * flow.c: Include resource.h
1883 (unlink_insn_chain): New.
1884 (split_hard_reg_notes): New.
1885 (maybe_add_dead_note): New.
1886 (maybe_add_dead_note_use): New.
1887 (find_insn_with_note): New.
1888 (new_insn_dead_notes): New.
1889 (update_n_sets): New.
1890 (sets_reg_or_subreg_1, sets_reg_or_subreg): New.
1891 (maybe_remove_dead_notes): New.
1892 (update_life_info): New.
1893 (prepend_reg_notes): New.
1894 (replace_insns): New.
1895 * output.h (update_life_info): Declare.
1896 * recog.c (split_block_insns): Use update_life_info.
1897 * resource.c (find_free_register): Use reg_alloc_order, don't use
1898 fixed regs, make sure the mode is supported, don't use new regs.
1900 * rtl.h (replace_insns): Declare.
1902 Tue Aug 24 13:48:39 1999 Nathan Sidwell <nathan@acm.org>
1904 * expr.c (expand_expr): Cope with COND_EXPRs with one
1905 non-returning branch.
1907 Mon Aug 23 22:28:16 1999 Mark Mitchell <mark@codesourcery.com>
1909 * expr.c (store_expr): Always pass down the target, even when not
1912 1999-08-24 Nick Clifton <nickc@cygnus.com>
1914 * configure.in: Define target_cpu_default for v850 targets.
1915 * configure: Regenerate
1917 * config/v850/v850.h (TARGET_CPU_generic): Define.
1918 (GO_IF_LEGITIMATE_ADDRESS): Insist that SImode and larger constant
1919 addresses are 4 byte aligned.
1921 * config/v850/v850.c (print_operand): Cope with 'R' format DFmode
1924 Tue Aug 24 09:32:07 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1926 * genattr.c (function_unit_desc): Constify a char*. Add prototype.
1927 (main): Add prototypes.
1929 * genattrtab.c (substitute_address, write_const_num_delay_slots,
1930 attr_eq, attr_numeral, attr_equal_p, attr_copy_rtx): Prototype.
1931 (write_attr_get): Emit prototypes along with function definition.
1932 (write_eligible_delay): Mark a parameter with ATTRIBUTE_UNUSED.
1933 (write_complex_function): Emit static prototype along with
1934 function definition.
1936 * genemit.c (gen_split): Emit prototypes along with function
1939 * genoutput.c (output_epilogue): Add prototype to `insn_outfun'.
1940 Likewise for predicates and `insn_operand_predicate'.
1941 (process_template): Emit static prototype along with function
1944 * genrecog.c (make_insn_sequence): Constify a char*. Add
1945 prototypes for get_split_*().
1946 (write_subroutine): Emit prototypes along with function
1949 Tue Aug 24 12:35:20 1999 Bernd Schmidt <bernds@cygnus.co.uk>
1951 * gcse.c (find_avail_set): Follow chains of register-register copies.
1952 Use oprs_not_set_p to guarantee that the returned value can be
1954 (cprop_insn): Don't verify the return value of find_avail_set with
1957 * gcse.c (cprop_jump): New function, broken out of cprop_insn.
1958 (cprop_cc0_jump): New function.
1959 (cprop_insn): Break out new function cprop_jump and use it.
1960 Also use cprop_cc0_jump for machines with CC0.
1961 (cprop): Don't crash if cprop_insn turned the insn into a NOTE.
1963 * tree.h (current_function_calls_setjmp,
1964 current_function_calls_longjmp): Delete declarations.
1965 * dsp16xx.c: Include "function.h".
1966 * elxsi.c: Likewise.
1967 * gmicro.c: Likewise.
1968 * h8300.c: Likewise.
1971 * mn10200.c: Likewise.
1972 * mn10300.c: Likewise.
1973 * ns32k.c: Likewise.
1977 * rtl.h (rtx_equal_function_value_matters): Declare.
1978 * toplev.c (rtx_equal_function_value_matters): Don't declare.
1980 * function.c: Likewise.
1981 * emit-rtl.c: Likewise.
1983 Tue Aug 24 02:47:44 1999 Jeffrey A Law (law@cygnus.com)
1985 * expr.c (convert_move): Fix arguments to TRULY_NOOP_TRUNCATION
1988 1999-08-24 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
1990 * jump.c (delete_barrier_successors) Match (set (pc) (pc)) insn
1993 Mon Aug 23 23:35:52 1999 Matthias Klose <doko@cs.tu-berlin.de>
1995 * cpp.texi: Add a node documenting macro varargs (copied
1998 1999-08-23 22:23 -0700 Zack Weinberg <zack@bitmover.com>
2000 * cppspec.c: Put a null pointer at the end of the new argv.
2002 Mon Aug 23 21:23:24 1999 Jeffrey A Law (law@cygnus.com)
2004 * configure.in: Remove code to select/de-select the haifa
2005 scheduler. Every scheduled port gets haifa now.
2006 * configure: Rebuilt.
2007 * flags.h, genattrtab.c, rtl.h, toplev.c: Remove HAIFA ifdefs.
2009 * Makefile.in: Corresponding changes.
2011 Mon Aug 23 16:04:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2013 * optabs.c (prepare_cmp_insn): Turn COMPARISON arg into a pointer.
2014 All callers changed.
2015 (prepare_float_lib_cmp): Likewise.
2016 Use FLOAT_LIB_COMPARE_RETURNS_BOOL.
2017 * expr.h (emit_float_lib_cmp): Delete declaration.
2018 * tm.texi (FLOAT_LIB_COMPARE_RETURNS_BOOL): Document.
2019 * sparc.h (FLOAT_LIB_COMPARE_RETURNS_BOOL): Define.
2020 * sparc.md (bcc and scc patterns): Don't handle TFmode comparisons
2022 (cmptf): Now conditional on TARGET_HARD_QUAD.
2024 Fri Aug 20 17:52:27 1999 Jim Wilson <wilson@cygnus.com>
2026 * resource.c (mark_target_live_regs): Use
2027 PIC_OFFSET_TABLE_REG_CALL_CLOBBERED.
2029 Fri Aug 20 19:07:55 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2031 * rtl.c (rtx_class, note_insn_name, reg_note_name): Constify.
2033 * rtl.h (rtx_class, reg_note_name, note_insn_name): Likewise.
2035 * genopinit.c (gen_insn): Use accessor macro, not `rtx_class'.
2037 Fri Aug 20 18:53:43 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2039 * rtl.h (rtx_format): Constify a char*.
2041 * rtl.c (rtx_format): Likewise.
2042 (copy_rtx, copy_most_rtx, read_rtx): Likewise.
2043 (init_rtl): Use accessor macro, not `rtx_format'.
2045 * alias.c (rtx_equal_for_memref_p, find_symbolic_term): Constify a
2048 * caller-save.c (mark_referenced_regs): Likewise.
2050 * combine.c (subst, make_compound_operation, known_cond,
2051 gen_rtx_combine, update_table_tick, get_last_value_validate,
2052 use_crosses_set_p, mark_used_regs_combine, move_deaths): Likewise.
2054 * cse.c (rtx_cost, mention_regs, canon_hash, exp_equiv_p,
2055 refers_to_p, canon_reg, fold_rtx, cse_process_notes,
2056 count_reg_usage): Likewise.
2058 * emit-rtl.c (gen_rtx, copy_rtx_if_shared, reset_used_flags):
2061 * final.c (leaf_renumber_regs_insn): Likewise.
2063 * flow.c (mark_used_regs, find_use_as_address, dump_flow_info,
2064 dump_edge_info, count_reg_references): Likewise.
2066 * function.c (fixup_var_refs_1, walk_fixup_memory_subreg,
2067 fixup_stack_1, purge_addressof_1, instantiate_virtual_regs_1):
2070 * gcse.c (oprs_unchanged_p, hash_expr_1, expr_equiv_p,
2071 oprs_not_set_p, expr_killed_p, compute_transp, find_used_regs,
2072 add_label_notes): Likewise.
2074 * genattrtab.c (attr_rtx, attr_copy_rtx, encode_units_mask,
2075 clear_struct_flag, count_sub_rtxs, count_alternatives,
2076 compares_alternatives_p, contained_in_p, walk_attr_value,
2077 write_expr_attr_cache): Likewise.
2079 * genconfig.c (walk_insn_part): Likewise.
2081 * genemit.c (max_operand_1, gen_exp): Likewise.
2083 * genextract.c (walk_rtx): Likewise.
2085 * genflags.c (num_operands): Likewise.
2087 * genoutput.c (scan_operands): Likewise.
2089 * genpeep.c (match_rtx): Likewise.
2091 * genrecog.c (add_to_sequence): Likewise.
2093 * haifa-sched.c (may_trap_exp, sched_analyze_2, attach_deaths):
2096 * integrate.c (save_constants, copy_for_inline,
2097 copy_rtx_and_substitute, subst_constants, restore_constants):
2100 * jump.c (mark_jump_label, invert_exp, redirect_exp,
2101 rtx_renumbered_equal_p, rtx_equal_for_thread_p): Likewise.
2103 * local-alloc.c (contains_replace_regs, memref_referenced_p):
2106 * loop.c (record_excess_regs, rtx_equal_for_loop_p,
2107 add_label_notes, replace_call_address, count_nonfixed_reads,
2108 invariant_p, find_single_use_in_loop, find_mem_givs,
2109 find_life_end, maybe_eliminate_biv_1, update_reg_last_use):
2112 * print-rtl.c (reg_names, print_rtx): Likewise.
2114 * recog.c (validate_replace_rtx_1, find_single_use_1): Likewise.
2116 * reg-stack.c (stack_regs_mentioned_p, record_label_references,
2117 record_reg_life_pat, swap_rtx_condition, goto_block_pat,
2118 print_blocks): Likewise.
2120 * regclass.c (fix_register, record_address_regs,
2121 reg_scan_mark_refs): Likewise.
2123 * regmove.c (stable_but_for_p): Likewise.
2125 * reload.c (loc_mentioned_in_p, operands_match_p,
2126 find_reloads_toplevsubst_reg_equivs, find_reloads_address_1,
2127 copy_replacements, refers_to_regno_for_reload_p,
2128 refers_to_mem_for_reload_p, find_inc_amount, regno_clobbered_p,
2129 reload_when_needed_name, reg_class_names, debug_reload_to_stream):
2132 * reload1.c (eliminate_regs, scan_paradoxical_subregs,
2133 delete_address_reloads_1, count_occurrences,
2134 reload_cse_mem_conflict_p, reload_combine_note_use,
2135 add_auto_inc_notes): Likewise.
2137 * resource.c (mark_referenced_resources, mark_set_resources):
2140 * rtlanal.c (rtx_unstable_p, rtx_varies_p, rtx_addr_varies_p,
2141 reg_mentioned_p, regs_set_between_p, modified_between_p,
2142 modified_in_p, refers_to_regno_p, reg_overlap_mentioned_p,
2143 rtx_equal_p, volatile_insn_p, volatile_refs_p, side_effects_p,
2144 may_trap_p, inequality_comparisons_p, replace_rtx, replace_regs,
2145 jmp_uses_reg_or_mem, for_each_rtx, regno_use_in): Likewise.
2147 * sched.c (sched_analyze_2, attach_deaths): Likewise.
2149 * stupid.c (stupid_mark_refs): Likewise.
2151 * unroll.c (remap_split_bivs): Likewise.
2153 * varasm.c (mark_constants): Likewise.
2155 * a29k/a29k.c (uses_local_reg_p): Likewise.
2157 * alpha/alpha.c (summarize_insn): Likewise.
2159 * arm/arm.c (symbol_mentioned_p, label_mentioned_p,
2160 eliminate_lr2ip): Likewise.
2162 * arm/thumb.c (symbol_mentioned_p, label_mentioned_p): Likewise.
2164 * i386/i386.c (symbolic_reference_mentioned_p, copy_all_rtx,
2165 reg_mentioned_in_mem): Likewise.
2167 * ns32k/ns32k.c (global_symbolic_reference_mentioned_p,
2168 symbolic_reference_mentioned_p): Likewise.
2170 * romp/romp.c (unsigned_comparisons_p, hash_rtx): Likewise.
2172 * sh/sh.c (regs_used, mark_use): Likewise.
2174 * vax/vax.c (vax_rtx_cost): Likewise.
2176 Fri Aug 20 18:38:43 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2178 * machmode.h (mode_name): Constify a char*.
2180 * rtl.c (mode_name): Likewise.
2182 * genopinit.c (gen_insn): Use accessor macro, not `mode_name'.
2184 * optabs.c (init_libfuncs): Constify a char*.
2186 * print-tree.c (mode_name): Remove redundant declaration.
2187 (print_node): Use accessor macro, not `mode_name'.
2189 * reload1.c (dump_needs): Constify a char*. Use accessor macro,
2191 (new_spill_reg): Constify a char*.
2193 * tree.c (mode_name): Remove redundant declaration.
2195 Fri Aug 20 18:31:26 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2197 * rtl.c (rtx_name): Constify a char*.
2199 * rtl.h (rtx_name, fix_sched_param): Likewise.
2201 * gmicro/gmicro.c (rtx_name): Remove redundant declaration.
2202 (mypr): Use accessor macro, not `rtx_name'.
2204 * genemit.c (print_code): Constify a char*.
2206 * genopinit.c (gen_insn): Use accessor macro, not `rtx_name'.
2208 * genpeep.c (print_code): Constify a char*.
2210 * genrecog.c (print_code): Likewise.
2212 * graph.c (start_fct, start_bb, node_data, draw_edge, end_fct,
2213 end_bb): Add static prototype.
2214 (draw_edge): Constify a char*.
2215 (end_bb): Remove unused parameter.
2217 * haifa-sched.c (fix_sched_param, safe_concat, print_exp
2218 print_block_visualization): Constify a char*.
2220 Fri Aug 20 15:02:10 1999 Mark Mitchell <mark@codesourcery.com>
2222 * c-common.c (c_get_alias_set): Update comment.
2224 1999-08-20 Andreas Jaeger <aj@arthur.rhein-neckar.de>
2226 * linux.h (LIB_SPEC): Added.
2228 Fri Aug 20 22:32:17 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
2230 * config/c4x/c4x.h (STARTFILE_SPEC): Don't define.
2232 1999-08-19 18:43 -0700 Zack Weinberg <zack@bitmover.com>
2234 * tree.c (expr_check): Fix typo in last change.
2236 1999-08-19 14:44 -0700 Zack Weinberg <zack@bitmover.com>
2238 * rtl.def (NOTE): Change format to "iuu0n".
2239 (ADDR_DIFF_VEC): Change format to "eEee0".
2240 (ADDRESSOF): Change format to "eit".
2242 * rtl.h (rtvec): Make "elem" an array of rtx, not rtunion.
2243 (RTVEC_ELT): Change to match.
2244 (XVECEXP): Use XVEC and RTVEC_ELT.
2245 (INSN_UID, INSN_CODE, CODE_LABEL_NUMBER, NOTE_LINE_NUMBER,
2246 ADDRESSOF_REGNO, REGNO, SUBREG_WORD): Use XINT.
2247 (PREV_INSN, NEXT_INSN, PATTERN, REG_NOTES,
2248 CALL_INSN_FUNCTION_USAGE, SUBREG_REG, SET_SRC, SET_DEST,
2249 TRAP_CONDITION, TRAP_CODE): Use XEXP.
2250 (INTVAL): Use XWINT.
2251 (ADDRESSOF_DECL): Use XTREE.
2252 (SET_ADDRESSOF_DECL): Delete.
2253 (NOTE_DECL_NAME, NOTE_DECL_CODE, NOTE_DECL_RTL,
2254 NOTE_DECL_IDENTIFIER, NOTE_DECL_TYPE): Kill. These have been
2255 ifdefed out since 2.6 at least.
2256 (gen_rtvec_vv): Delete prototype.
2258 * rtl.h (rtvec_alloc): rt->elem is now an array of rtx,
2260 (copy_most_rtx): Handle 't' format letter.
2261 * emit-rtl.c (gen_rtvec_v): rt_val->elem is an array of rtx.
2262 (gen_rtvec_vv): Delete function. All callers changed to use
2263 gen_rtvec_v instead.
2264 * print-rtl.c (print_rtx): Move special casing of NOTEs to
2265 the '0' format letter.
2267 * function.c (gen_mem_addressof): Don't use
2268 SET_ADDRESSOF_DECL; provide `decl' to gen_rtx_ADDRESSOF
2270 * integrate.c (copy_rtx_and_substitute): Likewise.
2271 Copy 't' slots with XTREE.
2272 (subst_constants): Treat 't' slots like '[swi]' slots.
2273 * cse.c (canon_hash, exp_equiv_p): Treat 't' slots like '0' slots.
2274 * jump.c (rtx_equal_for_thread_p): Likewise.
2275 * rtlanal.c (rtx_equal_p): Likewise.
2276 * stmt.c (expand_end_case): gen_rtx_ADDR_DIFF_VEC now takes
2277 only four arguments.
2278 * gengenrtl.c (type_from_format): Provide correct types for
2282 * tree.h [ENABLE_CHECKING] (TREE_CHECK, TREE_CLASS_CHECK):
2283 If a recent gcc is in use (always in stage2 and beyond), use
2284 statement expressions, so we don't make a function call unless
2285 the check fails. Evaluate arguments exactly once.
2286 (CHAIN_CHECK, DO_CHECK, DO_CHECK1, TREE_CHECK1,
2287 TREE_CLASS_CHECK1, TYPE_CHECK1, DECL_CHECK1, CST_CHECK1):
2289 (CST_OR_CONSTRUCTOR_CHECK, EXPR_CHECK): Redefine such that
2290 they evaluate their arguments exactly once, irrespective of
2291 the compiler in use.
2293 * tree.c [ENABLE_CHECKING]: Define whichever set of functions
2294 is used by the currently-enabled check macros. This is:
2295 (tree_check_failed, tree_class_check_failed): For gcc.
2296 (tree_check, tree_class_check, cst_or_constructor_check,
2297 expr_check): For other compilers.
2299 * gencheck.c: Do not define any *_CHECK1 macros.
2301 Thu Aug 19 14:42:38 1999 Mike Stump <mrs@wrs.com>
2302 Mark Mitchell <mark@codesourcery.com>
2304 * c-common.c (c_get_alias_set): Fix support for poitners and
2307 Thu Aug 19 11:51:22 EDT 1999 John Wehle (john@feith.com)
2309 * alias.c: Include tree.h.
2310 (nonlocal_reference_p, mark_constant_function): New functions.
2311 * flow.c (life_analysis): Call mark_constant_function.
2312 * rtl.h (mark_constant_function): Declare it.
2314 Thu Aug 19 15:02:01 1999 Nick Clifton <nickc@cygnus.com>
2316 * config/rs6000/rs6000.c (rs6000_override_options): Fix test for
2317 unrecognisable switches.
2319 Wed Aug 18 23:31:57 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
2321 * loop.c (recombine_givs): Set ix field after sorting.
2322 (recombine_givs): Remove bogus index / giv lockstep looping.
2324 Wed Aug 18 18:20:40 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2326 * expmed.c (emit_store_flag): If UNSIGNEDP, call unsigned_condition
2328 (emit_store_flag_force): Use do_compare_rtx_and_jump.
2329 (do_cmp_and_jump): Formatting fixes.
2330 * expr.c (do_compare_and_jump): Renamed from compare; changed to call
2331 do_compare_rtx_and_jump instead of compare_from_rtx.
2332 (do_compare_rtx_and_jump): New function; mostly copied from
2334 (do_jump_for_compare): Delete.
2335 (expand_expr): Use do_compare_rtx_and_jump when handling MAX_EXPR and
2337 (do_jump): Use do_compare_and_jump or do_compare_rtx_and_jump instead
2338 of compare/do_jump_for_compare pairs.
2339 (do_jump_by_parts_greater): Use do_jump_by_parts_greater_rtx.
2340 (do_jump_by_parts_greater_rtx): Use do_compare_rtx_and_jump instead of
2341 compare_from_rtx/do_jump_for_compare pairs.
2342 (do_jump_by_parts_equality): Likewise.
2343 (do_jump_by_parts_equality_rtx): Likewise.
2344 * expr.h (do_compare_rtx_and_jump): Declare.
2345 * optabs.c (prepare_cmp_insn): New function, contains most of the code
2346 that used to be in emit_cmp_insn.
2347 (cmp_available_p): New function.
2348 (prepare_operand): New function.
2349 (emit_cmp_and_jump_insn_1): New function, contains some code that used
2350 to be in emit_cmp_insn.
2351 (prepare_float_lib_cmp): Renamed from emit_float_lib_cmp; change some
2352 parameters to be pointers; don't emit final compare but modify some of
2353 the values pointed to by the args so the caller can perform the
2355 (expand_binop): Call emit_store_flag_force with signed forms of
2357 (expand_abs): Use do_compare_rtx_and_jump instead of compare_from_rtx/
2358 emit_jump_insn pair.
2359 (emit_cmp_and_jump_insn): Use prepare_cmp_insn and
2360 emit_cmp_and_jump_insn_1. Call emit_queue.
2361 (emit_cmp_insn): Just call emit_cmp_and_jump_insns with zero for LABEL
2363 * flow.c (tidy_fallthru_edge): If HAVE_cc0, verify insn before a
2364 jump sets cc0 before deleting it.
2365 * integrate.c (expand_inline_function): Likewise.
2366 * unroll.c (unroll_loop): Similar changes in several places.
2367 (copy_loop_body): If HAVE_cc0, verify insn before a jump sets cc0
2370 Wed Aug 18 06:37:44 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2372 * Makefile.in (insn-recog.o): Update dependencies.
2373 * genrecog.c (main): Make generated file include "function.h".
2375 Sat Aug 14 00:54:57 1999 Geoffrey Keating <geoffk@cygnus.com>
2377 * cse.c (cse_insn): Call never_reached_warning when a jump is
2378 changed to be unconditional.
2379 * flags.h: Declare warn_notreached.
2380 * flow.c (delete_block): Call never_reached_warning when
2382 * jump.c (delete_barrier_successors): Call never_reached_warning
2383 when we delete everything after a BARRIER.
2384 (never_reached_warning): New function.
2385 * rtl.h: Declare never_reached_warning.
2386 * toplev.c (warn_notreached): New variable.
2387 (lang_independent_options): Set warn_notreached
2388 when -Wunreachable-code.
2389 (compile_file): We need line numbers for -Wunreachable-code.
2391 Tue Aug 17 22:06:11 1999 Jan Hubicka <hubicka@freesoft.cz>
2393 * haifa-sched.c (insn_unit): Fix typo on out of range test.
2394 * sched.c (insn_unit): Likewise.
2396 Tue Aug 17 21:57:23 1999 Andreas Schwab <schwab@suse.de>
2398 * combine.c (distribute_notes): Handle REG_EH_RETHROW.
2400 Tue Aug 17 17:39:43 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
2402 * flow.c (create_edge_list): Use xmalloc, not malloc.
2404 Tue Aug 17 01:40:54 1999 Loren Rittle <ljrittle@acm.org>
2406 * fixinc/inclhack.def (no_double_slash): Do not trash single-line
2407 C-style comments. Do not lose the character before double slash.
2409 Mon Aug 16 18:08:22 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
2411 * basic-block.h (struct edge_list): Stucture to maintain a vector
2413 (EDGE_INDEX_NO_EDGE, EDGE_INDEX, INDEX_EDGE_PRED_BB, INDEX_EDGE_SUCC_BB,
2414 INDEX_EDGE, NUM_EDGES): New Macros for accessing edge list.
2415 (create_edge_list, free_edge-List, print_edge_list, verify_edge_list):
2416 New function prototypes.
2417 * flow.c (create_edge_list): Function to create an edge list.
2418 (free_edge_list): Discards memory used by an edge list.
2419 (print_edge_list): Debug output showing an edge list.
2420 (verify_edge_list): Internal consistency check for an edge list.
2421 (find_edge_index): Function to find an edge index for a pred and succ.
2423 Mon Aug 16 11:56:36 1999 Mark Mitchell <mark@codesourcery.com>
2425 * tree.c (type_hash_add): Use permalloc to allocate nodes in the
2428 Mon Aug 16 17:04:15 1999 Jorn Rennecke <amylaar@cygnus.co.uk>
2430 * mips.h (CLASS_CANNOT_CHANGE_SIZE): Define.
2432 Fri Aug 13 15:20:43 1999 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2434 * config/i386/freebsd.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
2436 Fri Aug 13 10:21:28 1999 Nick Clifton <nickc@cygnus.com>
2438 * toplev.c (rest_of_compilation): Allow machine dependent
2439 reorganisation pass to place information into the RTL dump
2440 file if it so wishes.
2442 Sun Aug 15 12:41:21 1999 Jim Wilson <wilson@cygnus.com>
2444 * explow.c (hard_function_value): Use VOIDmode instead of
2446 * stmt.c (expand_return): Likewise.
2447 * stor-layout.c (get_best_mode): Likewise.
2449 * genemit.c (gen_expand): If next is MATCH_PAR_DUP, then output
2450 emit call instead of emit_insn call.
2452 Sat Aug 14 15:04:06 1999 Mumit Khan <khan@xraylith.wisc.edu>
2454 * configure.in: Handle --disable/enable-win32-registry.
2455 * install.texi: Document --disable/enable-win32-registry.
2456 * acconfig.h (ENABLE_WIN32_REGISTRY): New macro.
2457 (WIN32_REGISTRY_KEY): New macro.
2458 * prefix.c: Use to enable/disable win32-specific code.
2459 (lookup_key): Use versioned key.
2460 * configure: Regenerate.
2461 * config.in: Likewise.
2463 Fri Aug 13 17:41:55 1999 Jason Merrill <jason@yorick.cygnus.com>
2465 * cpplib.c (read_line_number): New fn, split out of...
2468 Fri Aug 13 14:18:27 1999 Gavin Romig-Koch <gavin@cygnus.com>
2470 tree.c (lang_unsave_expr_now) : New.
2471 (unsave_expr_now): Call lang_unsave_expr_now.
2472 tree.h (lang_unsave_expr_now) : New.
2474 Fri Aug 13 00:49:46 1999 Jason Merrill <jason@yorick.cygnus.com>
2476 * toplev.c (flag_new_exceptions): On by default.
2478 1999-08-13 Michael Meissner <meissner@cygnus.com>
2480 * Makefile.in (GCC_FOR_TARGET): Move -B./ after the tooldir -B.
2482 Fri Aug 13 01:29:57 1999 Alexandre Oliva <oliva@dcc.unicamp.br>
2484 * dwarfout.c (fundamental_type_code): Return FT_boolean for
2485 INTEGER_TYPE with precision==1, it's __java_boolean.
2487 Thu Aug 12 23:51:04 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
2489 * global.c (prune_preferences): Move some invariants out of the
2492 Thu Aug 12 15:30:29 1999 Jesse Perry (jap@unx.dec.com)
2494 * configure.in (alpha*-dec-osf*): Add osf5.
2496 Sun Aug 1 22:24:03 1999 Philip Blundell <philb@gnu.org>
2498 * configure.in: Rework handling of ARM GNU/Linux slightly.
2499 (arm*-*-linux-gnuoldld): New target.
2500 * configure: Regenerate.
2501 * install.texi (Configurations): Add arm-*-linux-gnu{oldld} and
2502 arm-*-elf. Mention that arm-*-linux-gnuaout is obsolete.
2503 * config/arm/linux-oldld.h: New file.
2504 * config/arm/linux-elf26.h: Don't include linux-elf.h.
2505 (TARGET_DEFAULT, SUBTARGET_LINK_SPEC, SUBTARGET_EXTRA_ASM_SPEC):
2507 * config/arm/linux-elf.h (ASM_SPEC): Define.
2508 (TARGET_DEFAULT, SUBTARGET_EXTRA_LINK_SPEC,
2509 SUBTARGET_EXTRA_ASM_SPEC, CPP_APCS_PC_DEFAULT): Add definitions
2510 for 26-bit APCS and old linker.
2511 (CPP_PREDEFINES): Define `__arm__'; don't define `arm' or
2513 (FP_DEFAULT): Define to FP_SOFT3 for all machines.
2514 * config/arm/linux-aout.h (CPP_PREDEFINES): Define `__arm__';
2515 don't define `arm' or `arm_elf'.
2516 * config/arm/t-linux (EXTRA_MULTILIB_PARTS, MULTILIB_OPTIONS,
2517 MULTILIB_DIRNAMES): Define. Fix typo in comment.
2519 Thu Aug 12 10:14:47 1999 Andreas Schwab <schwab@suse.de>
2521 * rtl.texi: Fix typo.
2523 Wed Aug 11 23:50:57 1999 Jason Merrill <jason@yorick.cygnus.com>
2525 * invoke.texi (C++ Dialect Options): Add -fms-extensions.
2527 Wed Aug 11 12:59:37 1999 Mark Mitchell <mark@codesourcery.com>
2529 * extend.texi (C++ Signatures): Remove node.
2530 * invoke.texi: Remove discussion of -fhandle-signatures,
2531 signature, sigof, __signature__, and __sigof__.
2533 Wed Aug 11 03:38:25 1999 Jeffrey A Law (law@cygnus.com)
2535 * Makefile.in (JAVAGC): Removed.
2537 Wed Aug 11 02:13:26 1999 Mumit Khan <khan@xraylith.wisc.edu>
2539 * i386/cygwin.h (ASM_OUTPUT_ALIGNED_BSS): Define.
2541 1999-08-11 Mark Elbrecht <snowball3@bigfoot.com>
2543 * i386/djgpp.h (ASM_OUTPUT_ALIGNED_BSS): Define.
2545 1999-08-11 Richard Earnshaw (rearnsha@arm.com)
2547 * emit-rtl.c (mark_reg_pointer): Don't increase the alignment of
2548 a register that is already known to be a pointer.
2550 1999-08-11 Bruce Korb <ddsinc09@ix.netcom.com>
2552 * fixinc/inclhack.tpl: Only install assert.h conditionally.
2553 * fixinc/inclhack.sh: Regenerated.
2554 * fixinc/fixincl.sh: Regenerated.
2556 Wed Aug 11 00:34:22 1999 Joe Buck <jbuck@synopsys.com>
2558 * invoke.texi: s/GNU CC/GCC/ for consistency with gcc.texi.
2559 Fix documentation of -ansi flag to describe its C++ behavior.
2560 Remove bogus reference to GCC 2.9.
2562 Tue Aug 10 17:19:02 1999 Jim Wilson <wilson@cygnus.com>
2564 * config/sh/sh.c (machine_dependent_reorg): Only call PUT_MODE on
2565 note if it is non-NULL.
2567 Tue Aug 10 10:47:42 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
2569 * except.h (eh_nesting_info): Add new structure defintion.
2570 (init_eh_nesting_info, free_eh_nesting_info): Add function prototypes.
2571 (reachable_handlers, update_rethrow_references): Add function
2573 * rtl.h (struct rtvec_def): Update comments. REG_EH_RETHROW takes
2574 a rethrow symbol instead of an integer exception region number.
2575 * flow.c (Make_edges): Use new exception nesting routines to determine
2576 which handlers are reachable from a CALL or asynchronous insn.
2577 Dont add an edge for calls with a REG_EH_REGION of -1 to non-local
2579 (delete_eh_regions): Update rethrow labels, and don't delete
2580 regions which are the target of a rethrow.
2581 * except.c (struct func_eh_entry): Add rethrow_ref field, now we can
2582 avoid overloading the SYMBOL_REF_USED flag.
2583 (rethrow_symbol_map): Use new rethrow_ref field.
2584 (rethrow_used): Use new rethrow_ref field.
2585 (expand_rethrow): REG_EH_RETHROW now has a SYMBOL_REF instead
2586 of an integer. Fix formatting.
2587 (output_exception_table_entry): Use new rethrow_ref field.
2588 (can_throw): Check for EH_REGION_NOTE before deciding
2589 whether a CALL can throw or not.
2590 (scan_region): Call rethrow_used() instead of accessing data structure.
2591 (update_rethrow_references): New function to make sure only regions
2592 which are still targets of a rethrow are flagged as such.
2593 (process_nestinfo): New static function to initialize a handler
2594 list for a specific region.
2595 (init_eh_nesting_info): New function to allocate and initialize
2596 the list of all EH handlers reachable from all regions.
2597 (reachable_handlers): New function to retrieve the list of handlers
2598 reachable from a specific region and insn.
2599 (free_eh_nesting_info): New function to dispose of a list of
2602 Tue Aug 10 10:39:31 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
2604 * flow.c (split_edge): Set JUMP_LABEL field.
2605 (commit_one_edge_insertion): Set head correctly for insert_before.
2606 When inserting insns, update insn block numbers if allocated.
2608 Tue Aug 10 09:26:07 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2610 * dwarf2out.c (dwarf2out_frame_debug_expr, add_incomplete_type,
2611 retry_incomplete_types): Add static prototype.
2612 (stripattributes, dwarf_cfi_name, ASM_OUTPUT_DWARF_STRING,
2613 dwarf_tag_name, dwarf_attr_name, dwarf_form_name,
2614 dwarf_stack_op_name, dwarf_type_encoding_name, add_AT_string,
2615 dwarf2_name, add_name_attribute, lookup_filename, dwarf2out_line,
2616 dwarf2out_start_source_file, dwarf2out_define, dwarf2out_undef):
2619 * dwarf2out.h (dwarf2out_define, dwarf2out_undef,
2620 dwarf2out_start_source_file, dwarf2out_line): Likewise.
2622 Tue Aug 10 09:21:46 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2624 * output.h (assemble_name): Constify a char*.
2626 * varasm.c (UNIQUE_SECTION, assemble_start_function,
2627 assemble_variable, assemble_name): Likewise.
2629 * dwarf2out.c (ASM_NAME_TO_STRING): Likewise.
2631 * arm/pe.c (arm_pe_unique_section): Likewise.
2633 * i386/cygwin.h (STRIP_NAME_ENCODING): Likewise.
2635 * i386/i386-interix.h (STRIP_NAME_ENCODING): Likewise.
2637 * i386/interix.c (i386_pe_unique_section): Likewise.
2639 * i386/win32.h (STRIP_NAME_ENCODING): Likewise.
2641 * i386/winnt.c (i386_pe_unique_section): Likewise.
2643 * m32r/m32r.h (ASM_OUTPUT_LABELREF): Likewise.
2645 * mn10200/mn10200.h (ASM_OUTPUT_LABELREF): Likewise.
2647 * mn10300/mn10300.h (ASM_OUTPUT_LABELREF): Likewise.
2649 * pa/pa.c (output_call): Likewise.
2651 * pa/pa.h (ASM_OUTPUT_MI_THUNK): Likewise.
2653 * pa/som.h (ASM_OUTPUT_FUNCTION_PREFIX): Likewise.
2655 * rs6000/rs6000.c (rs6000_output_load_toc_table, output_toc):
2658 * rs6000/rs6000.h (RS6000_OUTPUT_BASENAME, STRIP_NAME_ENCODING):
2661 * rs6000/sol2.h (ASM_OUTPUT_SOURCE_LINE): Likewise.
2663 * rs6000/sysv4.h (ASM_DECLARE_FUNCTION_NAME, ASM_OUTPUT_INT,
2664 STRIP_NAME_ENCODING, ASM_OUTPUT_LABELREF): Likewise.
2666 * v850/v850.h (ASM_OUTPUT_LABELREF): Likewise.
2668 Mon Aug 9 19:54:05 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2670 * real.c (GET_REAL, PUT_REAL): Use memcpy instead of bcopy.
2672 Mon Aug 9 19:36:00 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2674 * tree.h (lang_identify): Constify a char*.
2675 (print_error_function): Add extern prototype. Constify a char*.
2677 * c-lang.c (lang_identify): Constify a char*.
2679 * objc/objc-act.c (lang_identify): Constify a char*.
2681 Mon Aug 9 16:21:53 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2683 * genpeep.c (main): Make generated file include "function.h".
2684 * arm.c (function_really_clobbers_lr): Delete INLINE_HEADER case.
2686 Mon Aug 9 10:08:50 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2688 * Makefile.in: Update dependencies.
2689 * alias.c: Include "function.h"
2690 * c-decl.c: Likewise.
2691 * caller-save.c: Likewise.
2692 * calls.c: Likewise.
2693 * combine.c: Likewise.
2695 * explow.c: Likewise.
2696 * final.c: Likewise.
2697 * global.c: Likewise.
2698 * graph.c: Likewise.
2699 * local-alloc.c: Likewise.
2701 * optabs.c: Likewise.
2702 * profile.c: Likewise.
2703 * recog.c: Likewise.
2704 * regclass.c: Likewise.
2705 * regmove.c: Likewise.
2706 * reload.c: Likewise.
2707 * reorg.c: Likewise.
2708 * resource.c: Likewise.
2709 * sched.c: Likewise.
2710 * stupid.c: Likewise.
2711 * config/1750a/1750a.c: Likewise.
2712 * config/a29k/a29k.c: Likewise.
2713 * config/arc/arc.c: Likewise.
2714 * config/arm/arm.c: Likewise.
2715 * config/arm/thumb.c: Likewise.
2716 * config/c4x/c4x.c: Likewise.
2717 * config/clipper/clipper.c: Likewise.
2718 * config/convex/convex.c: Likewise.
2719 * config/fx80/fx80.c: Likewise.
2720 * config/i860/i860.c: Likewise.
2721 * config/m68k/m68k.c: Likewise.
2722 * config/m88k/m88k.c: Likewise.
2723 * config/mips/mips.c: Likewise.
2724 * config/pdp11/pdp11.c: Likewise.
2725 * config/pyr/pyr.c: Likewise.
2726 * config/romp/romp.c: Likewise.
2727 * config/sh/sh.c: Likewise.
2728 * config/tahoe/tahoe.c: Likewise.
2729 * config/vax/vax.c: Likewise.
2730 * config/we32k/we32k.c: Likewise.
2731 * config/sparc/sparc.c: Include "function.h".
2732 (mem_min_alignment): Test current_function rather than
2733 regno_pointer_align.
2734 * config/pa/pa.c: Likewise.
2735 (compute_frame_size): Delete declaration of
2736 current_function_outgoing_args_size.
2737 * config/arc/arc.h (current_function_varargs): Delete declaration.
2738 * config/elxsi/elxsi.h (current_function_calls_alloca): Delete
2740 * config/i370/i370.h (current_function_outgoing_args_size): Delete
2742 * config/i386/i386.h (FINALIZE_PIC): Delete declaration of
2743 current_function_uses_pic_offset_table.
2744 * config/m68k/a-ux.h (FUNCTION_EXTRA_EPILOGUE): Delete declaration
2745 of current_function_returns_pointer.
2746 * config/m68k/altos3068.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
2747 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
2748 * config/m68k/m68kv4.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
2749 * config/m68k/mot3300.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
2750 * config/m68k/pbb.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
2751 * config/m68k/tower-as.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
2752 * config/m88k/m88k.c: Include "function.h"
2753 (call_used_regs, current_function_pretend_args_size,
2754 current_function_outgoing_args_size, frame_pointer_needed): Delete
2756 * config/m88k/m88k.h (current_function_pretend_args_size): Delete
2758 * config/mips/mips.h (current_function_calls_alloca): Delete
2760 * config/mn10200/mn10200.h (current_function_needs_context,
2761 rtx_equal_function_value_matters): Delete declarations.
2762 * config/ns32k/ns32k (current_function_uses_pic_offset_table,
2763 flag_pic): Delete declarations.
2764 * config/pa/pa.h (current_function_pretend_args_size,
2765 current_function_decl): Delete declarations.
2766 * config/pa/som.h (current_function_varargs): Delete declaration.
2767 * config/pdp11/pdp11.h (current_function_pretend_args_size): Delete
2769 * config/pyr/pyr.h (current_function_pretend_args_size,
2770 current_function_args_size, current_function_calls_alloca): Delete
2772 * config/sh/sh.h (current_function_varargs): Delete declaration.
2773 * config/sparc/sparc.h (current_function_outgoing_args_size,
2774 current_function_calls_alloca, current_function_decl): Delete
2776 * config/spur/spur.h (current_function_pretend_args_size,
2777 current_function_calls_alloca): Delete declarations.
2778 * config/v850/v850.c (current_function_outgoing_args_size): Delete
2780 * config/vax/vms.h (current_function_name): Delete declaration.
2781 * gcse.c: Include "function.h".
2782 (current_function_name, current_function_calls_setjmp): Delete
2784 * haifa-sched.c: Include "function.h".
2785 (forced_labels): Delete declaration.
2787 * reg-stack.c: Likewise.
2788 * reload1.c: Likewise.
2789 * genemit.c (main): Make generated file include function.h.
2790 * genoutput.c (output_prologue): Likewise.
2792 * builtins.c (saveregs_value, apply_args_value): Delete variables.
2793 * emit-rtl.c (reg_rtx_no, first_label_num, first_insn, last_insn,
2794 sequence_rtl_expr, cur_insn_uid, last_linenum, last_filename,
2795 regno_pointer_flag, regno_pointer_flag_length, regno_pointer_align,
2796 regno_reg_rtx, sequence_stack): Delete variables. Add accessor
2797 macros for some of them.
2798 (emit_filename, emit_lineno): Delete declarations.
2799 (gen_reg_rtx): Use memset/memcpy instead of bzero/bcopy. Access
2800 regno_pointer_* variables through current_function.
2801 (gen_inline_header_rtx): Delete function.
2802 (save_emit_status): Delete function.
2803 (set_new_last_label_num): New function.
2804 (clear_emit_caches): New function.
2805 (restore_emit_status): Just clear last_labelnum and call
2807 (get_last_insn_anywhere): Variable sequence_stack is now accessed
2808 through macro seq_stack.
2809 (add_insn_after): Likewise.
2810 (add_insn_before): Likewise.
2811 (remove_insn): Likewise.
2812 (pop_topmost_sequence): Likewise.
2813 (in_sequence_p): Likewise.
2814 (start_sequence_for_rtl_expr): Likewise.
2815 (start_sequence): Likewise, and likewise for
2816 sequence_rtl_expr/seq_rtl_expr.
2817 (push_topmost_sequence): Likewise.
2818 (end_sequence): Likewise.
2819 (init_virtual_regs): Now takes a "struct emit_status *" argument.
2820 All callers changed. Store into that pointer instead of globals.
2821 (init_emit): Allocate emit elt of current_function.
2822 Changes for sequence_rtl_expr/sequence_stack renaming.
2823 Call clear_emit_caches instead of doing it in-line.
2824 Access regno_pointer_* variables through current_function.
2825 (init_emit_once) Don't clear sequence_stack.
2827 * expr.c (pending_stack_adjust, inhibit_defer_pop, pending_chain):
2829 (arg_pointer_save_area): Delete declaration.
2830 (finish_expr_for_function): Renamed from init_queue; no longer static.
2831 (init_expr): Don't call init_queue.
2832 (save_expr_status, restore_expr_status): Delete functions.
2833 (expand_expr): Changes to reflect new layout of struct function.
2834 Don't access current_function_check_memory_usage when current_function
2836 * expr.h (forced_labels, save_expr_regs, saveregs_value,
2837 apply_args_value, current_function_calls_alloca, inhibit_defer_pop,
2838 current_function_outgoing_args_size, current_function_arg_offset_rtx,
2839 current_function_uses_const_pool, function_call_count,
2840 current_function_uses_pic_offset_table, nonlocal_labels,
2841 current_function_internal_arg_pointer, nonlocal_goto_stack_level,
2842 current_function_check_memory_usage, nonlocal_goto_handler_slots,
2843 pending_stack_adjust, target_temp_slot_level, temp_slot_level): Delete
2845 (finish_expr_for_function): Declare.
2846 * flags.h (current_function_has_nonlocal_label,
2847 current_function_has_nonlocal_goto, current_function_is_thunk,
2848 current_function_has_computed_jump): Delete declarations.
2849 * flow.c (forced_labels): Delete declaration.
2850 * function.c (current_function_pops_args,
2851 current_function_returns_struct, current_function_returns_pcc_struct,
2852 current_function_needs_context, current_function_calls_setjmp,
2853 current_function_calls_longjmp, current_function_has_nonlocal_label,
2854 current_function_has_nonlocal_goto, current_function_is_thunk,
2855 current_function_has_computed_jump, current_function_calls_alloca,
2856 current_function_contains_functions, current_function_returns_pointer,
2857 current_function_epilogue_delay_list, current_function_args_size,
2858 current_function_pretend_args_size, current_function_arg_offset_rtx,
2859 current_function_outgoing_args_size, current_function_varargs,
2860 current_function_stdarg, current_function_args_info, cleanup_label,
2861 current_function_name, current_function_uses_const_pool,
2862 current_function_instrument_entry_exit, current_function_return_rtx,
2863 current_function_uses_pic_offset_table, nonlocal_labels,
2864 current_function_internal_arg_pointer, current_function_cannot_inline,
2865 current_function_check_memory_usage, function_call_count,
2866 nonlocal_goto_handler_slots, nonlocal_goto_handler_labels,
2867 nonlocal_goto_stack_level, return_label, save_expr_regs,
2868 stack_slot_list, rtl_expr_chain, tail_recursion_label, temp_slots,
2869 tail_recursion_reentry, arg_pointer_save_area, frame_offset,
2870 context_display, trampoline_list, parm_birth_insn, invalid_stack_slot,
2871 last_parm_insn, max_parm_reg, parm_reg_stack_loc, sequence_rtl_expr,
2872 temp_slot_level, var_temp_slot_level, target_temp_slot_level):
2874 (push_function_context_to): Don't save them. Don't call
2875 save_storage_status, save_emit_status or save_expr_status.
2876 (pop_function_context_from): Don't restore them. Don't call
2877 restore_storage_status or restore_expr_status.
2878 (get_func_frame_size): New function.
2879 (get_frame_size): Use it.
2880 (assign_outer_stack_local): Reflect some member name changes in struct
2882 (put_reg_into_stack): Likewise.
2883 (assign_stack_temp_for_type): sequence_rtl_expr was renamed to
2885 (fixup_var_refs): Likewise.
2886 (fix_lexical_addr): Likewise.
2887 (trampoline_address): Likewise.
2888 (prepare_function_start): Clear field inlinable of current_function.
2889 (init_function_for_compilation): New function.
2890 (expand_dummy_function_end): New function.
2891 (expand_function_end): Call finish_expr_for_function.
2892 * function.h (struct emit_status): New; fields moved here from struct
2893 function and from global variables. Add accessor macros for some of
2895 (struct expr_status): Likewise.
2896 (REGNO_POINTER_ALIGN, REGNO_POINTER_FLAG): Moved here from regs.h.
2897 (struct function): Add fields expr and emit, inlinable, inl_emit,
2898 original_arg_vector, original_decl_initial, inl_last_parm_insn,
2899 inl_max_label_num. Add many comments.
2900 Add accessor macros for all elts of struct function that no longer
2901 have a global variable.
2902 (cleanup_label, return_label, frame_offset, tail_recursion_label,
2903 tail_recursion_reentry, arg_pointer_save_area, rtl_expr_chain,
2904 stack_slot_list): Delete declarations.
2905 (get_func_frame_size): Declare.
2906 (save_expr_status, restore_expr_status, save_emit_status,
2907 save_storage_status, restore_storage_status): Delete declarations.
2908 (init_virtual_regs): Declare.
2909 * output.h (current_function_pops_args,
2910 current_function_returns_struct, current_function_returns_pcc_struct,
2911 current_function_needs_context, current_function_calls_setjmp,
2912 current_function_calls_longjmp, current_function_calls_alloca,
2913 current_function_has_nonlocal_label, current_function_varargs,
2914 current_function_has_computed_jump, current_function_returns_pointer,
2915 current_function_contains_functions, current_function_args_size,
2916 current_function_pretend_args_size, current_function_stdarg,
2917 current_function_outgoing_args_size, current_function_args_info,
2918 current_function_name, current_function_return_rtx,
2919 current_function_epilogue_delay_list,
2920 current_function_uses_const_pool, current_function_cannot_inline):
2921 Delete declarations.
2922 * regs.h (reg_rtx_no, regno_pointer_flag, regno_pointer_flag_length,
2923 regno_reg_rtx): Delete declaration.
2924 (REGNO_POINTER_FLAG): Delete macro.
2925 * stmt.c (expand_goto): Changes to reflect that some fields in struct
2926 function were renamed.
2927 * stor-layout.c (save_storage_status, restore_storage_status): Delete
2929 * toplev.c: Include "function.h".
2930 (current_function_decl): Delete declaration.
2931 (compile_file): Call init_dummy_function_start and
2932 expand_dummy_function_end around some initializations that need to
2934 (rest_of_compilation): Use DECL_SAVED_INSNS properly.
2935 Call init_function_for_compilation.
2936 * unroll.c: Include "function.h"
2937 (unroll_loop): Access regno_pointer_* variables through
2940 * tree.h (struct tree_decl): Add elt f to saved_insns member.
2941 (DECL_SAVED_INSNS): use it.
2942 (expand_dummy_function_end): Declare.
2943 (init_function_for_compilation): Declare.
2944 * calls.c (calls_function_1): Change use of DECL_SAVED_INSNS now
2945 that it's no longer an INLINE_HEADER.
2946 (expand_call): Likewise.
2947 * integrate.c (finish_inline): Delete function.
2948 (max_parm_reg, parm_reg_stack_loc): Delete declarations.
2949 (initialize_for_inline): Delete min_labelno, max_labelno and max_reg
2950 args. Don't generate an INLINE_HEADER rtx, just return the arg
2951 vector. All callers changed.
2952 (save_for_inline_copying): Create a duplicate struct emit_status to
2953 hold the emit state for compiling the current function. Use this and
2954 the other new fields in struct function that are for integration
2955 instead of an INLINE_HEADER.
2956 Use memcpy instead of bcopy.
2957 Store the current struct function in DECL_SAVED_INSNS of fndecl.
2958 (save_for_inline_nocopy): Similar changes, except no new emit_status
2960 (expand_inline_function): Get information from function structure,
2961 not from an inline header rtx.
2962 (output_inline_function): Lose code to extract the necessary
2963 information from an inline header; simply put back the function
2964 structure into current_function. Clear its inlinable elt.
2965 * rtl.def (INLINE_HEADER): Delete.
2966 * rtl.h: Delete all accessors for an INLINE_HEADER.
2967 (gen_inline_header_rtx): Delete declaration.
2968 (regno_reg_rtx, regno_pointer_align, nonlocal_goto_handler_labels):
2969 Delete declarations.
2970 (REGNO_POINTER_ALIGN): Delete.
2971 (clear_emit_caches): Declare.
2972 (set_new_last_label_num): Declare.
2974 Mon Aug 9 01:52:24 1999 Jason Merrill <jason@yorick.cygnus.com>
2976 * print-tree.c (print_node): Print base for OFFSET_TYPEs.
2978 * except.c (expand_eh_region_start_for_decl): Always start a new block.
2979 * stmt.c (is_eh_region): Make sure current_function is present, too.
2981 Mon Aug 9 01:15:24 1999 Jeffrey A Law (law@cygnus.com)
2983 * pa.h (HARD_REGNO_MODE_OK): Correctly handle FPregs, even when
2984 for 64bit PA targets.
2986 * pa.h (SELECT_SECTION): Define.
2987 * som.h (SELECT_SECTION): Delete.
2989 Sun Aug 8 15:13:20 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2991 * alias.c (init_alias_analysis): Wrap call to
2992 `prologue_epilogue_contains' within HAVE_prologue||HAVE_epilogue.
2994 1999-08-07 Bruce Korb <autogen@linuxbox.com>
2996 * fixinc/inclhack.def(irix_asm_apostrophe): IRIX 5.2's
2997 <sys/asm.h> contains an asm comment with an apostrophe
2998 * fixinc/inclhack.sh: regen
2999 * fixinc/fixincl.x: regen
3001 Sat Aug 7 19:37:07 1999 Richard Henderson <rth@cygnus.com>
3003 * function.c (init_function_start): Clear prologue & epilogue.
3004 (prologue_epilogue_contains): New function.
3005 * alias.c (init_alias_analysis): Use it.
3006 * rtl.h (prologue_epilogue_contains): Declare it.
3008 Sat Aug 7 19:32:16 1999 Richard Henderson <rth@cygnus.com>
3010 * jump.c (onlyjump_p): New function.
3011 * rtl.h: Declare it.
3012 * flow.c (delete_unreachable_blocks): Use onlyjump_p instead
3013 of condjump_p in calling tidy_fallthru_edge and merge_blocks.
3015 Sat Aug 7 17:09:36 1999 Richard Henderson <rth@cygnus.com>
3017 * global.c (build_insn_chain): Use EXECUTE_IF_SET_IN_REG_SET
3018 to invert loops. Simplify block scanning.
3020 Sat Aug 7 02:11:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3022 * gcse.c (hash_scan_set): Treat SYMBOL_REFs like CONST_INTs.
3023 (cprop_insn): Treat SYMBOL_REFs like CONST_INTs.
3025 1999-08-07 Jonathan Larmour <jlarmour@cygnus.co.uk>
3027 * config/sparc/liteelf.h: New file to support sparclite-elf target
3028 * config/sparc/t-sp86x: New file to support sparc86x targets
3029 * config/sparc/sp86x-aout.h: New file to support sparc86x-aout target
3030 * config/sparc/sp86x-elf.h: New file to support sparc86x-elf target
3031 * configure.in: Support above target triplets
3032 * configure: Regenerated
3034 Sat Aug 7 01:39:27 1999 Philippe De Muyter <phdm@macqel.be>
3036 * fixinc/server.c (server_setup): Do not prefix function used as
3039 Sat Aug 7 00:21:20 1999 Richard Henderson <rth@cygnus.com>
3041 * alpha.md (movhi and movqi patterns): Correct predicate for !BWX.
3042 Remove fp reg alternatives.
3044 Sat Aug 7 00:06:54 1999 Jeffrey A Law (law@cygnus.com)
3046 * Makefile.in (TAROUTOPTS): Kill.
3047 (install-headers-tar): Use "xpf" for tar headerfile extraction
3048 * i370/x-oe (TAROUTOPTS): Delete.
3049 * m68k/x-apollo68 (TAROUTOPTS): Delete.
3050 * m68k/x-hp320 (TAROUTOPTS): Delete.
3051 * m68k/x-hp320g (TAROUTOPTS): Delete.
3052 * gcc.texi: Update bug reporting text.
3054 1999-08-6 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
3056 * reg-stack.c (change_stack) Fixed problem with negative array index.
3058 Fri Aug 6 23:08:44 1999 Jeffrey A Law (law@cygnus.com)
3060 * extend.texi, install.texi: Fix spelling mistakes.
3062 * Makefile.in (PREMADE_ATTRTAB_MD, PREMADE_ATTRTAB): Delete.
3063 (s-attrtab); No longer try to use pre-made insn-attrtab file.
3064 * mips/t-bsd: Delete references to obsolete PREMADE_ATTRTAB and
3066 * mips/t-ecoff: Likewise.
3067 * mips/t-elf: Likewise.
3068 * mips/t-mips: Likewise.
3069 * mips/t-osfrose: Likewise.
3070 * mips/t-r3900: Likewise.
3071 * mips/t-svr3: Likewise.
3072 * mips/t-svr4: Likewise.
3073 * mips/t-ultrix: Likewise.
3075 * gcc.texi: Document recommend means to provide software floating
3076 point libraries in libgcc.a
3078 1999-08-06 Jason Merrill <jason@yorick.cygnus.com>
3080 * c-lex.c (yylex): We can have a number with no digits.
3082 Fri Aug 6 16:53:55 EDT 1999 John Wehle (john@feith.com)
3084 * jump.c (delete_prior_computation): New function, broken
3085 out of delete_computation. Check for side effects with
3086 side_effects_p instead of FIND_REG_INC_NOTE. Handle
3087 multi-word hard registers.
3088 (delete_computation): Use it. Check for side effects with
3089 side_effects_p instead of FIND_REG_INC_NOTE. Synthesize a
3090 missing REG_DEAD note for a register which is both set and
3093 Fri Aug 6 11:05:29 1999 Jeffrey A Law (law@cygnus.com)
3095 * elf.h (TEXT_SPACE_P, FUNCTION_NAME_P): Delete.
3096 (ASM_GLOBALIZE_LABEL, ASM_OUTPUT_INT, ASM_OUTPUT_DOUBLE_INT): Likewise.
3097 (ASM_FILE_START): Import _mcount with the right type.
3098 (ASM_DECLARE_FUNCTION_NAME): Define.
3099 (ASM_OUTPUT_EXTERNAL, ASM_OUTPUT_EXTERNAL_LIBCALL): Define.
3100 * pa.c (output_function_prologue): Always emit the function's label
3102 * pa.h (TEXT_SPACE_P): Define.
3103 (FUNCTION_NAME_P, ENCODE_SECTION_INFO, STRIP_NAME_ENCODING): Likewise.
3104 (ASM_OUTPUT_INT, ASM_OUTPUT_DOUBLE_INT, ASM_GLOBALIZE_LABEL): Likewise.
3105 * som.h (TEXT_SPACE_P): Delete.
3106 (FUNCTION_NAME_P, ENCODE_SECTION_INFO, STRIP_NAME_ENCODING): Likewise.
3107 (ASM_GLOBALIZE_LABEL, ASM_OUTPUT_INT): Likewise.
3109 Thu Aug 5 19:29:39 1999 Jim Wilson <wilson@cygnus.com>
3111 * expr.c (emit_group_load): Allow src to be a CONCAT.
3113 Thu Aug 5 22:27:15 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
3115 * config/sh/lib1funcs.asm (___movstrSI0): Change or r0,r0,r0 to nop.
3116 (___mulsi3): Use '!' comment character.
3118 Thu Aug 5 13:34:14 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3120 * reload1.c (maybe_fix_stack_asms): Also declare P as "const char *".
3122 Thu Aug 5 02:40:42 1999 Jeffrey A Law (law@cygnus.com)
3124 * gcc.c: Update URLs and mail addresses.
3125 * gcc.texi: Likewise.
3127 Thu Aug 5 01:14:13 1999 Daniel Jacobowitz <drow@false.org>
3129 * rs6000.c (current_file_function_operand): Return zero for
3131 (rs6000_encode_section_info): Do not set SYMBOL_REF_FLAG for
3133 * rs6000.h (ENCODE_SECTION_NIFO): Do not set SYMBOL_REF_FLAG
3136 Thu Aug 5 00:56:30 1999 Geoffrey Keating <geoffk@cygnus.com>
3138 * rs6000.c (rs6000_stack_info): For ABI_V4/ABI_SOLARIS -fpic, always
3139 allocate space in the stack frame for the PIC register.
3141 Thu Aug 5 00:20:47 1999 Jeffrey A Law (law@cygnus.com)
3143 * m68k.md (xordi3, anddi3): These patterns are not available on
3146 Wed Aug 4 23:39:20 1999 Mark Mitchell <mark@codesourcery.com>
3148 * real.c (GET_REAL): Don't violate ANSI/ISO aliasing rules.
3149 (PUT_REAL): Likewise.
3151 Wed Aug 4 20:45:04 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
3153 * final.c (shorten_branches): Don't add an alignment for loops
3154 that have no label inside.
3156 Wed Aug 4 16:39:24 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3158 * builtins.c (expand_builtin_memcmp, expand_builtin_strcmp): Wrap
3159 prototypes in macro HAVE_cmpstrsi.
3161 * cpplib.c (cpp_get_token): Remove unused label `op3'.
3163 * emit-rtl.c (operand_subword): Remove unused variable
3166 * rtl.c (shallow_copy_rtx): Remove unused variable `format_ptr'.
3168 * tree.c (chainon): Wrap variable `t2' in macro ENABLE_CHECKING.
3170 Wed Aug 4 13:29:23 1999 Zack Weinberg <zack@bitmover.com>
3172 * cpphash.c (macroexpand): Delete leading whitespace when arg
3173 is concatenated before.
3174 (unsafe_chars): Correct test for whether + and - can extend a
3177 * cppinit.c (cpp_start_read): Do dependencies for
3178 -include/-imacros files also.
3180 * cpplib.c (cpp_scan_buffer): In no-output mode, don't bother
3181 tokenizing non-directive lines.
3182 (cpp_expand_to_buffer): Temporarily disable no-output mode.
3183 * cppmain.c: In no-output mode, just call cpp_scan_buffer for
3186 Wed Aug 4 12:53:44 1999 Jason Merrill <jason@yorick.cygnus.com>
3188 * expr.c (expand_expr, case PLUS_EXPR): Fix parallel case, too.
3190 * c-lex.c: Sync with C++ frontend.
3191 (linemode): New variable.
3192 (parse_float): imag, conversion_errno, and type are output only.
3193 (yylex): Adjust. Move initial '.' case into main switch.
3195 (handle_generic_pragma): Just deal with tokens.
3196 (readescape): Use ISXDIGIT and ISGRAPH.
3197 * c-parse.in: Add END_OF_LINE token.
3199 * c-lex.c (lang_init): Generalize.
3200 (nextchar): Remove. Replace uses with UNGETC.
3201 (skip_white_space): Handle linemode here. Optimize for cpplib.
3202 (skip_white_space_on_line): Remove.
3203 (extend_token_buffer_to): New fn.
3204 (extend_token_buffer): Use it.
3205 (read_line_number, check_newline): Just deal with tokens.
3206 (token_getch, token_put_back): New fns.
3207 (yylex): Use them. More cpplib optimizations. Simplify.
3209 Wed Aug 4 12:53:44 1999 Michael Tiemann <tiemann@holodeck.cygnus.com>
3210 Jason Merrill <jason@yorick.cygnus.com>
3212 * c-lex.c (init_parse): Set cpp_token to CPP_DIRECTIVE.
3213 (consume_string): Make this smart about USE_CPPLIB.
3214 (check_newline): Rewrite to be intelligent about USE_CPPLIB.
3215 (yylex): Rewrite to be intelligent about USE_CPPLIB.
3216 Also, clean up cases where we redundantly set token_buffer[0].
3217 (read_line_number): New fn.
3218 (ignore_escape_flag): New variable.
3220 Wed Aug 4 13:12:17 1999 Jeffrey A Law (law@cygnus.com)
3222 * a29k/t-a29kbare: Fix some comments.
3223 (LIB2FUNCS_EXTRA): Remove fp-bit.c and dp-bit.c
3224 (FPBIT, DPBIT): Define.
3225 * a29k/t-vx29k: Likewise.
3226 * arc/t-arc: Likewise.
3227 * arm/t-arm-elf: Likewise.
3228 * arm/t-bare: Likewise.
3229 * arm/t-pe: Likewise.
3230 * arm/t-pe-thumb: Likewise.
3231 * arm/t-semi: Likewise.
3232 * arm/t-thumb: Likewise.
3233 * arm/t-thumb-elf: Likewise.
3234 * arm/t-thumb-linux: Likewise.
3235 * h8300/t-h8300: Likewise.
3236 * i960/t-i960: Likewise.
3237 * i960/t-vxworks960: Likewise.
3238 * m32r/t-m32r: Likewise.
3239 * mips/t-ecoff: Likewise.
3240 * mips/t-elf: Likewise.
3241 * mips/t-r3900: Likewise.
3242 * pa/t-pro: Likewise.
3243 * rs6000/t-aix43: Likewise.
3244 * rs6000/t-beos: Likewise.
3245 * rs6000/t-newas: Likewise.
3246 * rs6000/t-ppccomm: Likewise.
3247 * rs6000/t-rs6000: Likewise.
3248 * rs6000/t-winnt: Likewise.
3249 * rs6000/t-xnewas: Likewise.
3250 * rs6000/t-xrs6000: Likewise.
3251 * sh/t-sh: Likewise.
3252 * sparc/t-elf: Likewise.
3253 * sparc/t-sparcbare: Likewise.
3254 * sparc/t-sparclite: Likewise.
3255 * sparc/t-splet: Likewise.
3256 * v850/t-v850: Likewise.
3257 * mn10200/t-mn10200: Fix comments.
3258 * mn10300/t-mn10300: Likewise.
3260 * pa.md (divsi3, udivsi3, modsi3, umodsi3 expanders): Clobber a new
3261 dummy operand. Allocate a new pseudo for the dummy operand.
3262 (divsi3, udivsi3, modis3, umodsi3 patterns): Corresponding changes.
3264 * pa.md (movqi, movhi patterns): Do not expose FP regs to regclass.
3266 Wed Aug 4 11:53:55 1999 Tom Tromey <tromey@cygnus.com>
3268 * configure: Rebuilt.
3269 * configure.in: Removed --enable-java-gc option and JAVAGC subst.
3271 Wed Aug 4 09:06:14 1999 Richard Earnshaw (rearnsha@arm.com)
3273 * recog.c (preproces_constraints): Zero recog_op_alt before
3274 processing the constraints.
3276 * arm.c (typedef minipool_node): Renamed from pool_node.
3277 (minipool_vector, minipool_size, minipool_vector_label): Similarly.
3278 (add_minipool_constant): New function.
3279 (dump_minipool): New function.
3280 (find_barrier): Remove special case for getting the insn size of
3281 an insn that references the constant pool.
3282 (minipool_fixup): New structure.
3283 (push_minipool_barrier): New function.
3284 (push_minipool_fix): New function.
3285 (note_invalid_constants): New function.
3286 (add_pool_constant, dump_table, fixit, broken_move): Delete.
3287 (arm_reorg): Rewrite code to fix up the constant pool into a
3288 series of mini-pools embedded in the insn stream.
3289 (arm_output_epilogue): New function, made mainly from the body
3290 of output_func_epilogue.
3291 (output_func_epilogue): Move insn generation part of epilogue code
3292 to arm_output_epilogue.
3293 * arm.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY): Delete.
3294 * arm.md (pool_range): New attribute.
3295 (zero_extendqidi2): Add attribute pool_range.
3296 (zero_extend_hisi_insn, load_extendqisi, extendhisi_insn,
3297 extendqihi_insn, extendqisi_insn, movdi, movsi_insn, pic_load_addr,
3298 pic_load_addr_based_insn, movhi_insn_arch4, movhi_insn_littleend,
3299 movhi_insn_bigend, loadhi_si_bigend, movsf_hard_insn, movsf_soft_insn,
3300 movdf_hard_insn, movdf_soft_insn, movxf_hard_insn): Likewise.
3301 (epilogue): New expand.
3302 (epilogue_insn): New insn. Call arm_output_epilogue.
3304 * arm.c (arm_poke_function_name): Undo change of July 17. Tidy up.
3305 * arm.h (TARGET_SWITCHES): Add missing doc string for TARGET_DEFAULT.
3307 Mon Aug 2 19:18:44 1999 Jason Merrill <jason@yorick.cygnus.com>
3309 * linux.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
3311 1999-08-04 Mark Elbrecht <snowball3@bigfoot.com>
3313 * config/i386/djgpp.h (BSS_SECTION_ASM_OP): Define.
3315 Wed Aug 4 02:15:32 1999 Richard Henderson <rth@cygnus.com>
3317 * jump.c (delete_insn): Delete the addr_vec when deleting a tablejump.
3319 Wed Aug 4 01:48:08 1999 Jim Kingdon <http://developer.redhat.com>
3321 * global.c: Fix comment.
3323 Wed Aug 4 01:43:01 1999 Ian Lance Taylor <ian@zembu.com>
3325 * gcc.c (access_check): New static function.
3326 (find_a_file): Use it when searching a directory list.
3327 * collect2.c (find_a_file): Don't accept directories found when
3328 searching a directory list.
3330 Wed Aug 4 01:40:43 1999 Philippe De Muyter <phdm@macqel.be>
3332 * tlink.c (symbol_hash_lookup): Do not prefix functions used as
3333 function parameters with `&'.
3334 (file_hash_lookup, demangled_hash_lookup, tlink_init): Ditto.
3336 Wed Aug 4 01:08:44 1999 Jeffrey A Law (law@cygnus.com)
3338 * flow.c (delete_unreachable_blocks): Do not call merge_blocks
3339 or tidy_fallthru_edge if the last insn in the block is not
3340 an unconditional jump or a simple conditional jump.
3342 Tue Aug 3 20:21:20 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
3344 * Makefile.in (c-decl.o): Depends on defaults.h.
3346 Tue Aug 3 14:14:52 1999 Jeffrey A Law (law@cygnus.com)
3348 * pa.h (HARD_REGNO_NREGS): FP registers are always 4 bytes wide for
3350 (CLASS_MAX_NREGS): Likewise.
3352 Tue Aug 3 03:51:20 1999 Jeffrey A Law (law@cygnus.com)
3354 * cse.c (cse_insn): Fix dumb thinko in last change.
3356 Tue Aug 3 10:36:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3358 * reload1.c (maybe_fix_stack_asms): Declare CONSTRAINTS as
3361 Mon Aug 2 23:45:45 1999 Hans-Peter Nilsson <hp@bitrange.com>
3363 * dwarf2out.c (add_location_or_const_value_attribute): Correct
3364 test for sizes of passed and declared parameter types.
3366 Tue Aug 3 00:03:41 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3368 * fixincludes: Fix the return type of bsearch, char* -> void*.
3370 * fixinc/inclhack.def: Likewise.
3372 Mon Aug 2 18:29:32 1999 Mark Mitchell <mark@codesourcery.com>
3374 * invoke.texi (-fdump-translation-unit): New option.
3376 Mon Aug 2 17:54:19 1999 Richard Henderson <rth@cygnus.com>
3378 * expr.h (PROMOTE_PROTOTYPES): Move ...
3379 * defaults.h: ... to here.
3380 * c-decl.c: Include defaults.h instead of expr.h.
3381 * c-typeck.c: Include defaults.h.
3383 Mon Aug 2 17:10:24 1999 Mark Mitchell <mark@codesourcery.com>
3385 * toplev.h (errorcount): Declare.
3386 (warningcount): Likewise.
3387 (sorrycount): Likewise.
3388 * c-lex.c (errorcount): Don't declare.
3389 * dwarf2out.c (errorcount): Don't declare.
3391 Mon Aug 2 17:02:08 1999 Jason Merrill <jason@yorick.cygnus.com>
3393 * config/libgloss.h: Add a note discouraging use with ELF.
3394 * configure.in: Don't use libgloss.h for ELF targets.
3395 Always use_collect2 on a.out targets.
3397 Mon Aug 2 16:27:42 1999 Jim Wilson <wilson@cygnus.com>
3399 * combine.c (force_to_mode, case LSHIFTRT): Add goto shiftrt.
3400 (force_to_mode, case ASHIFTRT): Add shiftrt label.
3402 Tue Aug 3 00:45:02 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
3404 * loop.c (strength_reduce): When doing biv->giv conversion, update
3405 reg note of NEXT->insn.
3407 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
3409 * real.c (PUT_REAL): Clear unused bytes if long double is IEEE quad.
3411 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
3413 * c-decl.c (get_parm_info, store_parm_decls): Change all uses of
3414 PROMOTE_PROTOTYPES, so that it tests it as a C expression.
3415 Ensure expr.h is included.
3416 * c-typecheck.c (convert_arguments): Ditto.
3418 * expr.h: Supply default for PROMOTE_PROTOTYPES (0).
3420 * config/arc/arc.h: Define PROMOTE_PROTOTYPES to 1.
3421 * config/convex/convex.h: Ditto.
3422 * config/dsp16xx/dsp16xx.h: Ditto.
3423 * config/fx80/fx80.h: Ditto.
3424 * config/gmicro/gmicro.h: Ditto.
3425 * config/i370/i370.h: Ditto.
3426 * config/i386/i386.h: Ditto.
3427 * config/m32r/m32r.h: Ditto.
3428 * config/m68k/m68k.h: Ditto.
3429 * config/m88k/m88k.h: Ditto.
3430 * config/mips/mips.h: Ditto.
3431 * config/pa/pa.h: Ditto.
3432 * config/pyr/pyr.h: Ditto.
3433 * config/tahoe/tahoe.h: Ditto.
3434 * config/we32k/we32k.h: Ditto.
3436 * config/sparc/sparc.h: Define PROMOTE_PROTOTYPES
3439 * config/i1750a/i1750a.h: Define PROMOTE_PROTOTYPES to 0.
3441 * config/i860/paragon.h: Remove PROMOTE_PROTOTYPES
3444 * tm.texi: Document new usage of PROMOTE_PROTOTYPES.
3446 1999-08-02 Richard Henderson <rth@cygnus.com>
3448 * m32r.c (m32r_setup_incoming_varargs): Use get_varargs_alias_set
3449 for the register spill block.
3451 * m32r.h (EXPAND_BUILTIN_VA_ARG): New.
3452 (EXPAND_BUILTIN_SAVEREGS): Delete #if 0 code.
3454 * m32r.h (INT8_P): Don't short-cut test with (unsigned).
3455 (INT16_P, CMP_INT16_P, UINT16_P): Likewise.
3456 (UPPER16_P, UINT24_P, INT32_P, UINT5_P): Likewise.
3458 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
3460 * config/sparc/linux.h: Define WCHAR_TYPE as "int" and undef
3461 MAX_WCHAR_TYPE defined in sparc.h.
3462 * config/sparc/linuxaout.h: Likewise.
3463 * config/sparc/linux64.h: Likewise.
3464 Also default to -mvis if CPU is UltraSPARC.
3466 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
3468 * config/sparc/sparc.h (ASM_DECLARE_REGISTER_GLOBAL): New macro.
3469 (RTX_OK_FOR_OLO10): Likewise.
3470 (GO_IF_LEGITIMATE_ADDRESS): If assembler supports offsetable
3471 %lo(), allow it in addresses...
3472 (PRINT_OPERAND_ADDRESS): ... and print it appropriately.
3473 * config/sparc/sparc.md (sethi_di_medlow_embmedany_pic): sethi %lo()
3474 does not make sense.
3475 * config/sparc/sparc.c (sparc_hard_reg_printed): New array.
3476 (sparc_output_scratch_registers): New function.
3477 (output_function_prologue, sparc_flat_output_function_prologue): Use
3479 * varasm.c (make_decl_rtl): Use ASM_DECLARE_REGISTER_GLOBAL if
3481 * tm.texi (ASM_DECLARE_REGISTER_GLOBAL): Document it.
3482 * configure.in: Add check for .register pseudo-op support in as and
3483 check for offsetable %lo().
3484 * acconfig.h: Add templates for the above checks.
3485 * configure: Regenerate.
3487 1999-08-02 Richard Henderson <rth@cygnus.com>
3489 * sparc/linux64.h (TARGET_DEFAULT): Remove MASK_APP_REGS.
3490 * sparc/sol2-sld-64.h (TARGET_DEFAULT): Likewise.
3491 * sparc/sol2.h (TARGET_DEFAULT): Likewise.
3493 Mon Aug 2 23:46:45 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
3495 * loop.c (strength_reduce): When doing biv->giv conversion, fix up
3498 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
3500 * config/float-sparc.h: New file.
3501 * configure.in: Use float_format=sparc for sparc-*-linux-gnulibc1,
3502 sparc-*-linux-gnu and sparc64-*-linux*.
3504 1999-08-02 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3506 * rs6000.c (rs6000_va_list): Type is an array.
3507 (rs6000_va_start): Don't doubly adjust for varargs.
3508 (rs6000_va_arg): Evaluate long long GPR adjustment.
3510 Mon Aug 2 16:15:57 1999 David Edelsohn <edelsohn@gnu.org>
3512 * rs6000/aix43.h (SUBTARGET_SWITCHES): Use -m64 and -m32 instead of
3513 -maix64 and -maix32.
3514 (ASM_SPEC, ASM_CPU_SPEC, CPP_SPEC, CPP_CPU_SPEC, LIB_SPEC,
3515 LINK_SPEC): Change appropriately.
3516 * rs6000/rs6000.c (short_cint_operand): Use CONST_OK_FOR_LETTER_P.
3517 (u_short_cint_operand): Likewise.
3518 * rs6000/rs6000.md (movdi splitters): Add TARGET_POWERPC64 support
3520 * rs6000/t-aix43 (MULTILIB): Change to -m64.
3522 * invoke.texi (RS/6000 Submodel): Document 64-bit processor options.
3524 Mon Aug 2 16:15:57 1999 Geoff Keating <geoffk@cygnus.com>
3526 * rs6000/rs6000.c (num_insns_constant_wide): Correct
3528 (add_operand): Get test correct for 64-bit HOST_WIDE_INT.
3529 (non_add_cint_operand): Likewise.
3530 (logical_operand): Likewise.
3531 (non_logical_cint_operand): Likewise.
3532 (print_operand): Correct printf()s for 64-bit HOST_WIDE_INT.
3533 (print_operand_address): Correct printf() for 64-bit HOST_WIDE_INT.
3534 (rs6000_select_rtx_section): Suppress warning.
3535 (small_data_operand): Suppress warning.
3536 (rs6000_got_register): Suppress warning.
3537 * rs6000/rs6000.md (andsi3): HOST_WIDE_INT is a signed
3538 type, so `J' is generally the wrong constraint for a SImode value;
3540 (andsi3_internal2): Likewise.
3541 (andsi3_internal3): Likewise.
3542 (iorsi3_internal1): Likewise.
3543 (xorsi3_internal1): Likewise.
3545 (movsf_softfloat): Likewise.
3546 (scc insns): Likewise.
3547 (movsi+2): Preserve sign bits of SImode constant.
3548 (floatsidf2_internal+1): Sign-extend SImode constant correctly.
3549 (movdf+1): Sign-extend properly.
3550 (movdi_32+1): Sign-extend properly.
3551 (scc insns): Sign-extend properly.
3553 * md.texi (RS/6000 EXTRA_CONSTRAINTS): Update documentation for J,
3556 1999-08-02 Richard Henderson <rth@cygnus.com>
3558 * alpha.c (override_options): Move ev6 alpha_tp frobbing out of
3560 (print_operand): Notice alpha_fptm not alpha_tp for sw completion.
3561 * alpha.md (all fp insns): Likewise.
3563 1999-08-02 Nick Clifton <nickc@cygnus.com>
3565 * config/v850/v850.h (STRICT_ALIGNMENT): Only define if not
3568 Mon Aug 2 03:38:33 1999 Jeffrey A Law (law@cygnus.com)
3570 * pa.c (legitimize_pic_address): Clarify comments. Do not call the
3571 pic_load_label generator directly.
3572 * pa.md (pic_load_label): Clarify comments. Remove modes on operands.
3573 No longer a named pattern.
3575 Mon Aug 2 09:38:10 1999 Nick Clifton <nickc@cygnus.com>
3577 * explow.c (force_reg): Call force_operand if X does not
3578 satisfy general_operand.
3580 Mon Aug 2 01:34:22 1999 Jeffrey A Law (law@cygnus.com)
3582 * fix-header.c (main): When testing for CONTINUED, use string
3583 equality, not pointer equality.
3585 Mon Aug 2 01:27:24 1999 Dan Nicolaescu <dann@ics.uci.edu>
3587 * sparc.c (sparc_block_profiler): Use the %g2 register, not %o0.
3589 Sun Aug 1 22:46:42 1999 Jeffrey A Law (law@cygnus.com)
3591 * cse.c (cse_insn): Fix loop which deletes insns after a jump
3592 that has become an unconditional jump.
3594 * m68k.c (output_function_prologue): Fix typo in CPU32 case.
3595 (output_function_epilogue): Similarly.
3597 Sun Aug 1 20:14:00 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3599 * tree.h (init_dummy_function_start): Declare.
3601 Sun Aug 1 12:55:31 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3603 * stmt.c (emit_filename, emit_lineno, expr_stmts_for_value,
3604 last_expr_type, last_expr_value, block_start_count, block_stack,
3605 stack_block_stack, cond_stack, loop_stack, case_stack, nesting_stack,
3606 nesting_depth, goto_fixup_chain): Delete global vars; now allocated
3607 dynamically in stmt elt of struct function for each function.
3608 (struct nesting): Rename function_call_count elt to n_function_calls,
3609 target_temp_slot_level to block_target_temp_slot_level. All users
3611 (struct stmt_status): New structure definition.
3612 Add many accessor macros for stmt_status elements which previously
3613 were global variables.
3614 (init_stmt_for_function): Allocate stmt elt for current_function.
3615 Reflect that block_start_count was renamed to
3616 current_block_start_count.
3617 (save_stmt_status, restore_stmt_status): Delete functions.
3618 (preserve_subexpressions_p): Don't access loop_stack when outside
3620 (expand_start_bindings): Reflect that block_start_count was renamed to
3621 current_block_start_count.
3622 (expand_fixup): Likewise.
3623 (expand_decl): Don't access block_stack when outside a function.
3624 (expand_decl_cleanup): Likewise.
3625 (expand_dcc_cleanup): Likewise.
3626 (expand_dhc_cleanup): Likewise.
3627 (expand_anon_union_decl): Likewise.
3628 (set_file_and_line_for_stmt): New function.
3629 (in_control_zone_p): New function.
3631 * function.h (struct function): Add new elt stmt.
3632 Delete elts block_stack, stack_block_stack, cond_stack, loop_stack,
3633 case_stack, nesting_stack, nesting_depth, block_start_count,
3634 last_expr_type, last_expr_value, expr_stmts_for_value, emit_filename,
3635 emit_lineno, goto_fixup_chain.
3636 (save_eh_status, restore_eh_status, save_stmt_status,
3637 restore_stmt_status): Delete declarations.
3638 * function.c (push_function_context_to): Don't call save_stmt_status.
3639 (pop_function_context_to): Don't call restore_stmt_status.
3640 * tree.h (in_control_zone_p): Declare.
3641 * rtl.h (set_file_and_line_for_stmt): Declare.
3643 * emit-rtl.c (emit_line_note): Don't set emit_filename/emit_lineno;
3644 call set_file_and_line_for_stmt.
3646 Thu Jul 31 12:34:45 1999 Joe Buck <jbuck@synopsys.com>
3648 * gcc.texi: Use terms "GNU Compiler Collection" and "GCC".
3649 Also update copyright.
3651 Sat Jul 31 11:10:07 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3653 * c-pragma.c: Don't include "except.h".
3654 * emit-rtl.c: Likewise.
3655 * stor-layout.c: Likewise.
3657 * varasm.c: Likewise.
3659 * flow.c: Include "function.h".
3660 * tree.h (init_dummy_function_start): Declare new function.
3662 * except.h (struct eh_status): New structure.
3663 (struct label_node, struct eh_entry): Declare even if tree.h hasn't
3665 (eh_return_stub_label, ehstack, catchstack, ehqueue,
3666 catch_clauses, false_label_stack, caught_return_label_stack,
3667 protect_list, current_function_ehc): Add accessor macros for the
3668 corresponding fields in current_function->eh; delete declarations
3669 for all items that used to be declared here.
3670 * except.c (eh_return_stub_label, ehstack, catchstack, ehqueue,
3671 catch_clauses, false_label_stack, caught_return_label_stack,
3672 protect_list, current_function_ehc): Delete variables.
3673 (init_eh_for_function): Allocate current_function->eh.
3674 (save_eh_status, restore_eh_status): Delete functions.
3676 * function.h (struct function): Add fields next_global and eh.
3677 Delete all exception handling related fields.
3678 * function.c (current_function): New variable.
3679 (all_functions): New variable.
3680 (push_function_context_to): Don't allocate a struct function,
3681 use current_function instead. Call init_dummy_function_start when
3682 outside a function. Clear current_function before returning.
3683 (pop_function_context_from): Restore current_function.
3684 Don't free the restored struct function.
3685 (prepare_function_start): New function.
3686 (init_dummy_function_start): New function.
3687 (init_function_start): Break out some code into prepare_function_start
3690 * stmt.c (save_stmt_status): Don't call save_eh_status.
3691 (restore_stmt_status): Don't call restore_eh_status.
3693 * Makefile.in: Update dependencies.
3695 Sat Jul 31 04:10:01 1999 Jeffrey A Law (law@cygnus.com)
3697 * pa.c (compute_frame_size): Use STARTINg_FRAME_OFFSET instead
3698 of depending on a magic constant value. Update comments.
3699 (hppa_expand_prologue): Similarly.
3701 * pa.md (reload_indi, reload_outdi): Allow any register for the
3702 original reload register.
3704 Fri Jul 30 19:41:35 1999 Jim Wilson <wilson@cygnus.com>
3706 * cccp.c (print_help): Change marcos to macros.
3708 1999-07-30 Richard Henderson <rth@cygnus.com>
3710 * c-typeck.c (initializer_constant_valid_p): Move ...
3711 * c-common.c (initializer_constant_valid_p): ... here. Use
3712 FOO_TYPE_P instead of tests against TREE_CODE. Allow subtraction
3714 * c-common.h (initializer_constant_valid_p): Declare.
3715 * c-tree.h (initializer_constant_valid_p): Remove.
3717 Fri Jul 30 16:33:42 1999 Mathias Froehlich <frohlich@na.uni-tuebingen.de>
3719 * config/i386/sol2-c1.asm: Align the stack.
3720 * config/i386/sol2-gc1.asm: Likewise.
3722 1999-07-30 Vladimir Makarov <vmakarov@loony.cygnus.com>
3724 * config/sparc/sparc.h (ASM_CPU32_DEFAULT_SPEC): Change -Av8 onto
3725 -Asparclite for sparc86x.
3726 (CPP_CPU32_DEFAULT_SPEC, CPP_CPU_SPEC): Remove -D__sparc_v8__ for
3728 (ASM_CPU_SPEC): Use -Asparclite for sparc86x.
3730 Fri Jul 30 14:53:56 1999 Jakub Jelinek <jj@ultra.linux.cz>
3732 * config/sparc/linux64.h (CC1_SPEC): Preserve CPU specified by
3733 the user if using the non-default arch size in BI_ARCH configuration.
3734 * config/sparc/sol2-sld-64.h (CC1_SPEC): Ditto.
3736 * config/sparc/sparc.md (cmp_mul_set, cmp_udiv_cc_set):
3737 Fix patterns so that they actually match.
3738 (cmp_sdiv_cc_set): Ditto, also don't require g0 to be zero.
3739 (mulsidi3_sp64, const_mulsidi3_sp64): New patterns.
3740 (const_mulsidi3_sp32): Renamed from const_mulsidi3, only on
3742 (mulsidi3): Reflect this in the expand.
3743 (smulsi3_highpart): Only on TARGET_ARCH32.
3744 (umulsidi3_sp64, const_umulsidi3_sp64): New patterns.
3745 (const_umulsidi3_sp32): Renamed from const_umulsidi3.
3746 (umulsidi3): Reflect this in the expand.
3747 (umulsi3_highpart): Only on TARGET_ARCH32.
3748 (divsi3_sp32): Renamed from divsi3, only on TARGET_ARCH32,
3749 don't require g0 to be zero.
3750 (udivsi3_sp32): Renamed from udivsi3, only on TARGET_ARCH32.
3751 ({,u}divsi3): New expands.
3752 ({,u}divsi3_sp64): New patterns.
3753 (after lshrdi3_v8plus): Four new patterns to help combiner
3754 optimizing nested mixed mode shifts.
3756 * config/sparc/sparc.c (sparc_override_options): Use deprecated
3757 v8 instructions if optimizing for UltraSPARC I, II, IIi, as it
3758 speed things up. Don't use them by default on plain v9 in 64bit
3759 mode, according to what SPAMv9 sais.
3761 * config/sparc/sparc.h: Fix comments, e.g. Linux already preserves
3762 top 32 bits of %[og][0-7] in signal handlers.
3763 Also, TARGET_HARD_MUL32 now is only true for TARGET_ARCH32.
3765 Fri Jul 30 03:00:41 1999 Jeffrey A Law (law@cygnus.com)
3767 * pa.md (zvdep_imm32): Renamed from zvdep_imm.
3768 (ashlsi3): Corresponding changes.
3770 * pa.c (compute_zdepwi_operands): Renamed from compute_zdepi_operands.
3772 Thu Jul 29 18:37:13 1999 Jeffrey A Law (law@cygnus.com)
3774 * pa.h (FIRST_PARM_CALLER_OFFSET): Delete.
3776 Thu Jul 29 19:01:58 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3778 * arm.h (Hint): Delete macro.
3779 Substitute HOST_WIDE_INT for Hint in some prototypes.
3780 * arm.c: Substitute HOST_WIDE_INT for Hint in one prototype.
3782 Thu Jul 29 09:21:42 1999 Nick Clifton <nickc@cygnus.com>
3784 * builtins.c (expand_builtin_setjmp): Use force_operand to
3785 make sure that the buffer address is in a suitable form to be
3786 passed to force_reg.
3788 Wed Jul 28 12:50:48 1999 Geoff Keating <geoffk@cygnus.com>
3790 * config/mips/mips.c: system.h handles MIN and MAX, don't undefine
3793 Wed Jul 28 13:18:35 1999 Jeffrey A Law (law@cygnus.com)
3795 * pa.md (indirect_jump): Remove mode from match_operand. Verify
3796 proper mode in the condition string.
3797 (icacheflush, dcacheflush): Remove modes from match_operands.
3799 * pa.c (emit_move_sequence): Always convert scratch_reg to the
3800 proper mode before using it.
3802 * pa.md (adddi3, subdi3): Turn into a define_expand/define_insn
3805 * pa.c (store_reg): Do not call add_high_const generator directly.
3806 (load_reg, set_reg_plus_d): Likewise.
3807 * pa.md (add_high_const): No longer a named pattern.
3809 * pa.c (legitimize_address): Consistently use Pmode rather than
3810 SImode. Do not call gen_pic2_highpart directly anymore.
3811 * pa.md (pic2_highpart): No longer a named pattern.
3812 (pic2_lo_sum): Similarly. Reformat to make more readable.
3814 * pa.md (call, call_value): Use "word_mode" instead of "SImode" as
3819 Wed Jul 28 11:28:04 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3821 * builtins.c (expand_builtin): Typo in call to expand_builtin_ffs.
3823 Wed Jul 28 11:23:48 1999 Richard Henderson <rth@cygnus.com>
3825 * pa.c (hppa_builtin_saveregs): Use get_varargs_alias_set
3826 and tag the spill mems.
3827 (hppa_va_start): New.
3829 * pa.h (EXPAND_BUILTIN_VA_START): New.
3830 (EXPAND_BUILTIN_VA_ARG): New.
3832 Wed Jul 28 11:22:21 1999 Richard Henderson <rth@cygnus.com>
3834 * mn10300.c (mn10300_builtin_saveregs): Use get_varargs_alias_set
3835 and tag the spill mems.
3836 (mn10300_va_start): New.
3837 (mn10300_va_arg): New.
3838 * mn10300.h (EXPAND_BUILTIN_VA_START): New.
3839 (EXPAND_BUILTIN_VA_ARG): New.
3841 Wed Jul 28 11:20:19 1999 Richard Henderson <rth@cygnus.com>
3843 * mn10200.c (mn10200_va_arg): New.
3844 * mn10200.h (EXPAND_BUILTIN_VA_ARG): New.
3846 Wed Jul 28 11:19:06 1999 Richard Henderson <rth@cygnus.com>
3848 * builtins.c (std_expand_builtin_va_arg): Use int_size_in_bytes
3849 rather than play with TREE_INT_CST_LOW.
3851 1999-07-27 Philip Blundell <pb@nexus.co.uk>
3853 * config/arm/telf.h: Include dbxelf.h.
3854 (CPP_PREDEFINES): Only define if not already defined.
3855 (ASM_IDENTIFY_GCC): Likewise.
3856 (SUBTARGET_EXTRA_SECTIONS): Likewise.
3857 (SUBTARGET_EXTRA_SECTION_FUNCTIONS): Likewise.
3858 * config/arm/thumb.h (LINK_SPEC): Only define if not already
3860 (DBX_DEBUGGING_INFO): Don't define.
3861 * config/arm/linux-telf.h: New file.
3862 * config/arm/linux-tgas.h: New file.
3863 * config/arm/t-thumb-linux: New file.
3864 * config/arm/uclinux-elf.h: New file.
3865 * config/arm/uclinux-telf.h: New file.
3866 * configure.in (arm-*-uclinux, thumb-*-linux-gnu,
3867 thumb-*-uclinux): New targets.
3868 * configure: Regenerate.
3870 Tue Jul 27 23:20:21 1999 Jeffrey A Law (law@cygnus.com)
3872 * pa.md (post_store, pre_load): New expanders.
3873 (post_stwm, pre_ldwm): Renamed to post_stw and pre_ldw respectively.
3874 (post_ldwm, pre_stwm): Make these unnamed patterns since we never
3875 need to directly generate RTL for them.
3876 * pa.c (hppa_expand_prologue, hppa_expand_epilogue): Corresponding
3879 Tue Jul 27 16:05:52 1999 David Edelsohn <edelsohn@gnu.org>
3881 * aix43.h (ASM_CPU_SPEC, CPP_CPU_SPEC): Add rs64a and PPC630.
3882 * rs6000.c (processor_target_table): Add powerpc64, rs64a, and PPC630.
3883 (rs6000_cpu): Choose between 32-bit and 64-bit default processors.
3884 (secndary_reload_class): Make TARGET_ELF conditional compile.
3885 (print_operand_address): Similar.
3886 (output_toc): Print all values as hex.
3887 (get_issue_rate): Rearrange and add RS64A and PPC630.
3888 * rs6000.h (processor_type): Add RS64A and PPC630.
3889 (PROCESSOR_POWERPC64): New.
3890 (PROMOTE_MODE): Use word_mode.
3891 (RTX_COSTS): Add RS64A and PPC630.
3892 * rs6000.md (scheduling information): Add lmul and ldiv
3893 representing 64-bit integer multiply and divide. Add rs64a and
3895 (ashldi3): Add support for "rldic" instruction.
3896 * sysv4.h (PROCESSOR_DEFAULT): Change to PROCESSOR_750.
3898 Tue Jul 27 15:31:53 1999 Vladimir Makarov <vmakarov@toad.to.cygnus.com>
3900 * config/sparc/sparc.c (sparc_override_options): Enable SPARCLITE
3901 instead of V8 for sparclite86x in cpu_table.
3903 Tue Jul 27 17:49:42 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3905 * config/arm/coff.h (ASM_FILE_START): If generating SDB output, call
3906 output_file_directive.
3908 Tue Jul 27 03:15:33 1999 Jason Merrill <jason@yorick.cygnus.com>
3910 * expr.c (expand_expr, case PLUS_EXPR): Get the mode from the
3911 tree for op1, not the rtl.
3913 Tue Jul 27 00:18:34 1999 Richard Henderson <rth@cygnus.com>
3915 * m88k.c (m88k_builtin_saveregs): Break out the constructor code
3916 to m88k_va_start, leaving only the register spill.
3917 (m88k_build_va_list): New.
3918 (m88k_va_start): New.
3920 * m88k.h (BUILD_VA_LIST_TYPE): New.
3921 (EXPAND_BUILTIN_VA_START): New.
3922 (EXPAND_BUILTIN_VA_ARG): New.
3924 Mon Jul 26 19:07:11 1999 Geoff Keating <geoffk@cygnus.com>
3926 * config/rs6000/rs6000.c (rs6000_expand_builtin_saveregs):
3927 Rename from expand_builtin_saveregs.
3928 * config/rs6000/rs6000.h (EXPAND_BUILTIN_SAVEREGS): Change caller.
3930 Mon Jul 26 22:52:47 1999 Richard Henderson <rth@cygnus.com>
3932 * i960.c (i960_setup_incoming_varargs): Use get_varargs_alias_set
3933 for the register spill block.
3934 (i960_build_va_list): New.
3935 (i960_va_start): New.
3937 * i960.h (BUILD_VA_LIST_TYPE): New.
3938 (EXPAND_BUILTIN_VA_START): New.
3939 (EXPAND_BUILTIN_VA_ARG): New.
3940 * i960.md (store_multiple): Use change_address on individul mems.
3942 Mon Jul 26 22:43:12 1999 Richard Henderson <rth@cygnus.com>
3944 * builtins.c (stabilize_va_list): Don't INDIRECT_REF through
3946 (std_expand_builtin_va_start): Back out one word if !stdarg_p.
3947 (expand_builtin_va_end): Evaluate arg for side effects.
3948 * c-common.c (c_common_nodes_and_builtins): Construct a
3949 va_list_arg_type_node to handle array decomposition to pointer.
3951 Mon Jul 26 18:51:34 1999 Richard Henderson <rth@cygnus.com>
3953 * except.c (start_dynamic_cleanup): Use force_operand on the
3956 Mon Jul 26 16:43:26 1999 Richard Henderson <rth@cygnus.com>
3958 * c4x.h (EXPAND_BUILTIN_VA_ARG): New.
3959 * c4x.c (c4x_va_arg): New.
3961 Mon Jul 26 12:30:09 1999 Jason Merrill <jason@yorick.cygnus.com>
3963 * cpplib.c (cpp_get_token): Don't return a CPP_POP if the buffer
3966 1999-07-26 Nathan Sidwell <nathan@acm.org>
3968 * eh-common.h (__eh_matcher): Prototype correctly.
3970 Mon Jul 26 17:24:51 1999 Philip Blundell <pb@nexus.co.uk>
3972 * config/arm/thumb.h (THUMB_FLAG_SINGLE_PIC_BASE): Define.
3973 (TARGET_SINGLE_PIC_BASE): Likewise.
3974 (GOT_PCREL, NEED_GOT_RELOC, NEED_PLT_RELOC): Provide default
3976 (TARGET_CALLEE_INTERWORKING): Fix typo in comment.
3977 (TARGET_SWITCHES): Add -m{no-}single-pic-base.
3978 (TARGET_OPTIONS): Add -mpic-register=N.
3979 (OUTPUT_INT_ADDR_CONST): New macro.
3980 (INDEX_REGISTER_RTX_P, PIC_OFFSET_TABLE_REGNUM, FINALIZE_PIC,
3981 LEGITIMATE_PIC_OPERAND_P): Likewise.
3982 (LEGITIMIZE_ADDRESS, GOT_IF_LEGITIMATE_ADDRESS): Support PIC.
3983 (ASM_OUTPUT_INT): Use OUTPUT_INT_ADDR_CONST rather than calling
3984 output_addr_const directly.
3985 (PRINT_OPERAND_PUNCT_VALID_P): Accept `|' for compatibility with
3987 (thumb_pic_register, thumb_pic_register_string): Declare.
3989 * config/arm/thumb.c (symbol_mentioned_p): New function: Imported
3991 (label_mentioned_p): New function: Imported from arm.c.
3992 (legitimize_pic_address): New function: Imported from arm.c.
3993 (is_pic):New function: Imported from arm.c.
3994 (thumb_finalize_pic):New function: Imported from arm.c.
3995 (add_constant): Cope with PIC constants.
3996 (fixit): Cope with PIC constants.
3997 (output_return): Do not treat the PIC register as live if
3998 TARGET_SINGLE_PIC_BASE is true.
3999 (thumb_function_prologue): Do not treat the PIC register as live if
4000 TARGET_SINGLE_PIC_BASE is true.
4001 (thumb_expand_prologue): Do not treat the PIC register as live if
4002 TARGET_SINGLE_PIC_BASE is true.
4003 (thumb_unexpand_epilogue): Do not treat the PIC register as live if
4004 TARGET_SINGLE_PIC_BASE is true.
4005 (thumb_print_operand): Accept '|'.
4006 (thumb_override_options): Process PIC options.
4008 * config/arm/thumb.md (movsi): Support PIC.
4009 (call_insn): Change "i" constraint to "X".
4010 (call_value_insn): Likewise.
4011 (consttable_4, consttable_8, consttable_end): Set and clear
4012 "making_const_table" as appropriate.
4013 (pic_load_addr, pic_add_dot_plus_four): New insns.
4015 * invoke.texi (Thumb Options): Fix spelling. Document new
4016 options -msingle-pic-base and -mpic-register=.
4018 1999-07-26 Andrew Haley <aph@cygnus.com>
4020 * config/m32r/initfini.c (__init): Use a full word immediate for
4021 __fini: this allows it to be placed in any memory region.
4023 * config/m32r/t-m32r: Compile crtinit.o and crtfini.o for
4024 -mmodel=medium. This is OK for all memory models.
4026 Mon Jul 26 11:58:46 1999 Nick Clifton <nickc@cygnus.com>
4028 * config/arm/arm.c: Replace %R%s in asm_fprintf strings with %r.
4029 * config/arm/arm.h: Replace %R%s in asm_fprintf strings with %r.
4031 Mon Jul 26 10:23:36 1999 Nick Clifton <nickc@cygnus.com>
4033 * final.c (asm_fprintf): Accept ASM_FPRINTF_EXTENSIONS, if
4036 * tm.texi: Document ASM_FPRINTF_EXTENSIONS.
4038 Sun Jul 25 23:51:59 1999 Richard Henderson <rth@cygnus.com>
4040 * i860.h (EXPAND_BUILTIN_SAVEREGS): New.
4041 (BUILD_VA_LIST_TYPE): New.
4042 (EXPAND_BUILTIN_VA_START): New.
4043 (EXPAND_BUILTIN_VA_ARG): New.
4044 * i860.c (output_delayed_branch): Disable.
4045 (output_delay_insn): Likewise.
4046 (i860_saveregs): New.
4047 (i860_build_va_list): New.
4048 (i860_va_start): New.
4050 * i860.md: Disable all peepholes using output_delayed_branch.
4051 * i860/sysv4.h (I860_SVR4_VA_LIST): New.
4053 Sun Jul 25 23:44:13 1999 Richard Henderson <rth@cygnus.com>
4055 * clipper.h (EXPAND_BUILTIN_SAVEREGS): Remove argument.
4056 (BUILD_VA_LIST_TYPE): New.
4057 (EXPAND_BUILTIN_VA_START): New.
4058 (EXPAND_BUILTIN_VA_ARG): New.
4059 * clipper.c (clipper_builtin_saveregs): Only dump registers.
4060 Return the address of the save area.
4061 (clipper_build_va_list): New.
4062 (clipper_va_start): New.
4063 (clipper_va_arg): New.
4065 Sun Jul 25 22:56:47 1999 Richard Henderson <rth@cygnus.com>
4067 * arc.h (EXPAND_BUILTIN_VA_START): New.
4068 (EXPAND_BUILTIN_VA_ARG): New.
4069 * arc.c (arc_setup_incoming_varargs): Set alias set of
4071 (arc_va_start): New.
4074 Sun Jul 25 22:45:55 1999 Richard Henderson <rth@cygnus.com>
4076 * alpha.h (EXPAND_BUILTIN_SAVEREGS): Delete.
4077 (BUILD_VA_LIST_TYPE): New.
4078 (EXPAND_BUILTIN_VA_START): New.
4079 (EXPAND_BUILTIN_VA_ARG): New.
4080 * alpha.c (alpha_builtin_saveregs): Delete.
4081 (alpha_build_va_list): New.
4082 (alpha_va_start): New.
4083 (alpha_va_arg): New.
4085 Sun Jul 25 21:40:33 1999 Jeffrey A Law (law@cygnus.com)
4087 * config/svr4.h (CTORS_SECTION_ASM_OP): Do not emit directives in
4089 (DTORS_SECTION_ASM_OP, INIT_SECTION_ASM_OP): Likewise.
4090 (FINI_SECTION_ASM_OP, ASM_OUTPUT_SECTION_NAME): Likewise.
4092 * gcc.texi: More changes related to list conversion.
4093 * invoke.texi: Likewise.
4095 Sun Jul 25 18:15:39 1999 Richard Henderson <rth@cygnus.com>
4097 * builtins.c (expand_builtin_saveregs): Remove static, remove exp
4098 and ignore arguments, bail if no EXPAND_BUILTIN_SAVEREGS.
4099 (expand_builtin_next_arg): Accept ARGLIST not EXP.
4100 (stabilize_va_list): New function.
4101 (std_expand_builtin_va_start): New function.
4102 (expand_builtin_va_start): New function.
4103 (get_varargs_alias_set): New function.
4104 (std_expand_builtin_va_arg): New function.
4105 (expand_builtin_va_arg): New function.
4106 (expand_builtin_va_end): New function.
4107 (expand_builtin_va_copy): New function.
4108 (expand_builtin): Call them.
4109 * c-common.c (c_common_nodes_and_builtins): Build __builtin_va_list,
4110 __builtin_{varargs_start,stdarg_start,end,copy}.
4111 (build_va_arg): New function.
4112 * c-common.h (CTI_PTR_TYPE, ptr_type_node): Delete.
4113 (build_va_arg): Declare.
4114 * c-decl.c (ptr_type_node, va_list_type_node): New.
4115 * c-parse.gperf (__builtin_va_arg): New.
4116 * c-parse.in (VA_ARG): New token.
4117 (unary_expr): Recognize it.
4118 * expr.c (expand_expr): Expand VA_ARG_EXPR.
4119 * expr.h (std_expand_builtin_va_start): Declare.
4120 (std_expand_builtin_va_arg): Declare.
4121 (expand_builtin_va_arg): Declare.
4122 (get_varargs_alias_set): Declare.
4123 * tree.def (VA_ARG_EXPR): New.
4124 * tree.h (BUILT_IN_VARARGS_START): New.
4125 (BUILT_IN_STDARG_START, BUILT_IN_VA_END): New.
4126 (ptr_type_node, va_list_type_node): Declare.
4127 * tm.texi (EXPAND_BUILTIN_SAVEREGS): Kill unused ARGLIST argument.
4128 * m32r.h (EXPAND_BUILTIN_SAVEREGS): Likewise.
4129 * m88k.h, m88k.c: Likewise.
4130 * mn10300.h, mn10300.c: Likewise.
4131 * pa.h, pa.c: Likewise.
4132 * rs6000.h, rs6000.c: Likewise.
4133 * sh.h, sh.c: Likewise.
4134 * sparc.h, sparc.c: Likewise.
4136 * emit-rtl.c (operand_subword): Copy alias set.
4137 (change_address): Likewise.
4139 Sun Jul 25 15:04:37 1999 Jeffrey A Law (law@cygnus.com)
4141 * pa.c (compute_frame_size): Scan all the used callee saved registers,
4142 not just the first one.
4144 Fri Jul 23 14:09:58 1999 Philip Blundell <pb@nexus.co.uk>
4146 * config/arm/arm.h (TARGET_SWITCHES): Add
4147 -m{no-}single-pic-base. Correct help string for -mshort-load-words.
4148 (TARGET_OPTIONS): Add -mpic-register=.
4149 (ARM_FLAG_SINGLE_PIC_BASE, TARGET_SINGLE_PIC_BASE): Define.
4150 (arm_pic_register_string): Declare.
4151 (NEED_PLT_GOT): Delete, replace with ...
4152 (NEED_GOT_RELOC, NEED_PLT_RELOC): ... these. New macros.
4153 (OUTPUT_INT_ADDR_CONST): Replace NEED_PLT_GOT with NEED_GOT_RELOC.
4154 (ASM_OUTPUT_MI_THUNK): Replace NEED_PLT_GOT with NEED_PLT_RELOC.
4155 * config/arm/arm.c (arm_override_options): Add new option
4157 (arm_pic_register_string): New variable.
4158 (arm_finalize_pic): Respect TARGET_SINGLE_PIC_BASE.
4159 (output_func_prologue): If TARGET_SINGLE_PIC_BASE, treat the PIC
4160 register as never live. Use NEED_PLT_RELOC not NEED_PLT_GOT.
4161 (output_return_instruction): Likewise.
4162 * config/arm/elf.h (NEED_PLT_GOT): Delete, replace with ...
4163 (NEED_GOT_RELOC, NEED_PLT_RELOC): ... these. Define to flag_pic.
4164 * config/arm/arm.md: Use NEED_PLT_RELOC in place of NEED_PLT_GOT.
4166 * invoke.texi (ARM Options): Fix spelling. Remove duplicate
4167 mention of -msched-prolog. Document new options -msingle-pic-base
4168 and -mpic-register=.
4170 Thu Jul 22 18:23:56 1999 Richard Henderson <rth@cygnus.com>
4172 * haifa-sched.c (reemit_notes): Tidy.
4173 * sched.c (reemit_notes): Duplicate 1998-08-31 patch to
4176 Thu Jul 22 18:21:04 1999 Richard Henderson <rth@cygnus.com>
4178 * explow.c (trunc_int_for_mode): New function.
4179 (plus_constant_wide): Use it.
4180 * combine.c (simplify_and_const_int): Likewise.
4181 (merge_outer_ops): Likewise.
4182 (simplify_shift_const): Likewise.
4183 * cse.c (simplify_unary_operation): Likewise.
4184 (simplify_binary_operation): Likewise.
4185 * emit-rtl.c (operand_subword): Likewise.
4186 * rtl.h: Declare it.
4188 Thu Jul 22 14:34:59 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4190 * config/arm/arm.c (arm_print_operand): Fix typo in 'M' case
4191 (use NUM_REGS instead of NUM_INTS).
4193 Thu Jul 22 11:25:20 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4195 * builtins.c: New file.
4196 * expr.c (saveregs_value, apply_args_value): Delete definition,
4197 moved into builtins.c.
4198 (string_constant): No longer static.
4199 (get_pointer_alignment, c_strlen, get_memory_rtx, expand_builtin,
4200 apply_args_size, apply_result_size, result_vector,
4201 expand_builtin_apply_args, expand_builtin_apply,
4202 expand_builtin_return): Delete functions, moved into builtins.c.
4203 (INCOMING_REGNO, OUTGOING_REGNO): Delete unused macros.
4204 * expr.h (saveregs_value, apply_args_value): Declare variables.
4205 (expand_builtin, string_constant): Declare functions.
4206 * Makefile.in: Update to build builtin.o.
4208 Wed Jul 21 00:46:58 1999 Mark P. Mitchell <mark@codesourcery.com>
4210 * defaults.h (DWARF2_GENERATE_TEXT_SECTION_LABEL): New macro.
4211 * tm.texi (DWARF2_GENERATE_TEXT_SECTION_LABEL): Define it.
4212 * dwarf2out.c (dwarf2out_init): Don't output a label to mark the
4213 start of the text section if DWARF2_GENERATE_TEXT_SECTION_LABEL is
4215 * config/mips/iris6.h (DWARF2_GENERATE_TEXT_SECTION_LABEL):
4218 1999-07-21 Michael Meissner <meissner@cygnus.com>
4220 * print-rtl.c (print_rtx): Print the names of the virtual
4223 Wed Jul 21 16:00:32 1999 Nick Clifton <nickc@cygnus.com>
4225 * config/arm/arm.h (INITIAL_ELIMINATION_OFFSET): Fix typo
4226 introduced in previous delta.
4228 Wed Jul 21 14:30:51 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4230 * c-lang.c (finish_file): Rename void_list_node to void_list_node_1
4231 to avoid name clash.
4233 Wed Jul 21 08:39:22 1999 Gavin Romig-Koch <gavin@cygnus.com>
4235 * c-lex.c (yylex) : Correct the test for overflow when lexing
4238 Tue Jul 20 18:02:42 1999 Richard Henderson <rth@cygnus.com>
4240 * haifa-sched.c (insn_cost): FREE implies cost 0 and vice versa.
4241 (adjust_priority): Always call ADJUST_PRIORITY.
4242 (schedule_insn): Only put insns into the ready at cost 0.
4243 (schedule_block): Remove redundant initial sort. Give clock_var
4244 and can_issue_more to MD_SCHED_REORDER. Requeue if hazard cost
4246 * tm.texi (MD_SCHED_REORDER): Update docs.
4248 * sparc.h (MD_SCHED_REORDER): Update. Set CAN_ISSUE_MORE.
4249 * sparc.c (ultra_reorder_called_this_block): Delete.
4250 (ultrasparc_sched_init): Don't set it.
4251 (ultrasparc_sched_reorder): Don't check it.
4253 Tue Jul 20 17:07:54 1999 Richard Henderson <rth@cygnus.com>
4255 * rs6000.h (struct rs6000_args): Add sysv_gregno.
4256 * rs6000.c (init_cumulative_args): Init sysv_gregno.
4257 (function_arg_boundary): Align DFmode.
4258 (function_arg_advance): Restructure for ABI_V4; use sysv_gregno
4259 to get fp reg and stack overflow correct.
4260 (function_arg): Likewise.
4261 (function_arg_pass_by_reference): True for TFmode for ABI_V4.
4262 (setup_incoming_varargs): Restructure for ABI_V4; use
4263 function_arg_advance to skip final named argument.
4264 (expand_builtin_saveregs): Properly unskip the last integer arg
4265 when doing varargs. Adjust overflow location calculation.
4267 * ginclude/va-ppc.h (struct __va_list_tag): Make gpr and fpr
4268 explicitly unsigned.
4269 (__VA_FP_REGSAVE): Use new OFS argument instead of AP->fpr directly.
4270 (__VA_GP_REGSAVE): Similarly.
4271 (__va_longlong_p): Delete.
4272 (__va_arg_type_violation): New declaration.
4273 (va_arg): Restructure. Flag promotion errors. Align double.
4274 TFmode passed by reference.
4276 * rs6000.md (movdi_32+1): Use GEN_INT after arithmetic
4277 in the HOST_BITS_PER_WIDE_INT > 32 case.
4279 Tue Jul 20 12:37:30 1999 Hans-Peter Nilsson <hp@bitrange.com>
4281 * dwarf2out.c (output_abbrev_section): Terminate with a zero.
4283 Tue Jul 20 12:12:27 1999 Jason Merrill <jason@yorick.cygnus.com>
4285 * gcc.c (default_compilers, cpp-output): Pass -fpreprocessed.
4286 * toplev.c (documented_lang_options): Add -fpreprocessed.
4287 * cpplib.h (struct cpp_buffer): Add preprocessed.
4288 * cppinit.c (cpp_handle_option): Handle -fpreprocessed.
4289 (cpp_start_read): Don't expand macros or emit an initial #line
4290 directive if -fpreprocessed.
4292 Tue Jul 20 12:12:09 1999 Michael Tiemann <tiemann@holodeck.cygnus.com>
4294 * cpplib.h (struct cpp_buffer): Added manual_pop for
4295 better C++ tokenization.
4296 * cpplib.c (cpp_get_token): Return CPP_EOF if manual_pop.
4297 Also, support C++ tokenization for ->*, .*, <?, and >? operators.
4298 * c-common.c (cpp_token): Make non-static.
4300 Tue Jul 20 11:24:19 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4302 * c-common.h: New file.
4303 * c-common.c (permanent_obstack): Delete unused declaration.
4304 (c_global_trees): New array.
4305 (c_common_nodes_and_builtins): New function; split off common code
4306 from init_decl_processing in both c-decl.c and cp/decl.c.
4307 * c-tree.h: Delete lots of declarations of tree nodes; replaced by
4308 c_global_trees and accessor macros defined in c-common.h.
4310 * c-decl.c: Delete definitions for tree nodes that were replaced by
4312 (init_decl_processing): Build void_list_node.
4313 Call c_common_nodes_and_builtins; delete code to generate the common
4315 * objc/objc-act.c (build_module_descriptor): Rename variable
4316 void_list_node to avoid clash with c-common.h.
4318 * Makefile.in: Update dependencies.
4319 * objc/Make-lang.in: Likewise.
4321 Mon Jul 19 14:22:18 1999 Mark P. Mitchell <mark@codesourcery.com>
4323 * config/mips/iris6gld.h (MAKE_DECL_ONE_ONLY): Define.
4324 (UNIQUE_SECTION_P): Likewise.
4325 (UNIQUE_SECTION): Likewise.
4327 1999-07-19 Linas Vepstas <linas@linas.org>
4329 * config/i370/README: New file.
4330 * config/i370/linux.h: New file.
4331 * config/i370/mvs.h: New file.
4332 * config/i370/oe.h: New file.
4333 * config/i370/t-linux: New file.
4334 * config/i370/t-mvs: New file.
4335 * config/i370/t-oe: New file.
4336 * config/i370/x-oe: New file.
4337 * config/i370/xm-linux.h: New file.
4338 * config/i370/xm-mvs.h: New file.
4339 * config/i370/xm-oe.h: New file.
4341 * i370.c (label_node_t): Add first_ref_page, label_addr,
4342 label_first_ref, label_last_ref members.
4343 (mvs_need_base_reload): Renamed from mvs_label_emitted.
4344 (MAX_MVS_LABEL_SIZE): Define.
4345 (MAX_LONG_LABEL_SIZE): Define.
4346 (alias_node_t, alias_anchor, alias_number): New.
4347 (mvs_function_table): Reorder for EBCDIC.
4348 (ascebc, ebcasc): Unconditionally define.
4349 (i370_branch_dest, i370_branch_length): New functions.
4350 (i370_short_branch, i370_label_scan): New functions.
4351 (mvs_get_label): Renamed from mvs_add_label. Search for
4352 an existing label before creating a new one.
4353 (mvs_add_label): New function.
4354 (mvs_get_label_page): New function.
4355 (mvs_free_label_list): Renamed from mvs_free_label. Iterate
4356 over the entire list.
4357 (mvs_check_page) [TARGET_HLASM]: Use BASR not BALR.
4358 (mvs_check_page) [TARGET_ELF_ABI]: New function.
4359 (mvs_add_alias, mvs_need_alias): New functions.
4360 (mvs_get_alias, mvs_check_alias): New functions.
4361 (handle_pragma): New function.
4362 (mvs_function_check): New function.
4363 (unsigned_jump_follows_p): Search harder.
4364 (i370_function_prolog) [TARGET_HLASM]: Handle LE370. Scan labels.
4365 (i370_function_prolog) [TARGET_ELF_ABI]: New function.
4366 * i370.h (TARGET_VERSION): Delete.
4367 (CPP_SPEC, CPP_PREDEFINES): Delete.
4368 (mvs_label_emitted): Delete.
4369 (TARGET_EBCDIC): Delete.
4370 (MAP_CHARACTER): Define only if TARGET_EBCDIC.
4371 (HANDLE_PRAGMA): Define.
4372 (HARD_REGNO_NREGS): Handle complex modes.
4373 (HARD_REGNO_MODE_OK): Likewise.
4374 (CLASS_MAX_NREGS): Likewise.
4375 (RET_REG): Likewise.
4376 (EXTRA_CONSTRAINT): Define.
4377 (RETURN_IN_MEMORY): True for DImode.
4378 (TRAMPOLINE_TEMPLATE): Use gen_rtx instead of GEN_INT.
4379 (FUNCTION_PROFILER): Delete.
4380 (COUNT_REGS): Fail if REG_P but not REG_OK_FOR_BASE_P.
4381 (NOTICE_UPDATE_CC): Correct handling of MULT, DIV, logicals and shifts.
4382 (TARGET_ESC, TARGET_BELL): Conditionally define for TARGET_EBCDIC.
4383 (TARGET_BS, TARGET_TAB, TARGET_NEWLINE): Likewise.
4384 (TARGET_VT, TARGET_FF, TARGET_CR): Likewise.
4385 (ASM_FILE_START): Add "RMODE ANY".
4386 (ASM_OUTPUT_EXTERNAL): Check for aliases.
4387 (ASM_GLOBALIZE_LABEL): Likewise.
4388 (ASM_OUTPUT_LABELREF): Likewise.
4389 (ASM_OUTPUT_COMMON): Likewise.
4390 (PRINT_OPERAND): Handle 'K', 'W', default.
4391 (PRINT_OPERAND_ADDRESS): New.
4392 (Lots of defines): Add support for TARGET_ELF_ABI.
4393 * i370.md (attr length): New. Define for all patterns.
4394 (*): Lots of tweeks to assembly output and constraints.
4396 Mon Jul 19 15:09:29 1999 David Edelsohn <edelsohn@gnu.org>
4398 * rs6000.md (arithmetic, logical, and shift Rc combiner patterns):
4399 Disable patterns performing SImode comparisons with SImode values
4400 if TARGET_POWERPC64 and instruction does not sign-extend or does
4401 not mask to narrower than SImode, i.e. where bit 31 and bit 63 may
4402 differ for signed quantities.
4403 (indirect_jump): Add expander to choose RTL based on TARGET_64BIT.
4404 (tablejump): Patterns contingent on TARGET_64BIT not TARGET_POWERPC64.
4405 (decrement_and_branch_on_count): Add 64-bit variant.
4407 Mon Jul 19 09:36:27 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4409 * final.c (output_asm_insn): When searching for the matching string
4410 for a given dialect, don't run past the end of the list of
4411 alternatives if there are fewer alternatives in the template than
4414 1999-07-17 Alexandre Oliva <oliva@dcc.unicamp.br>
4416 * gcc.texi: Update e-mail addresses and URLs to gcc.gnu.org.
4417 Removed paragraph about compression of files and size limitation,
4418 duplicated in the FAQ. Use gcc-patches for posting patches.
4419 * gcc.c (main): Updated URL with bug reporting instructions to
4420 gcc.gnu.org. Removed e-mail address.
4421 * system.h (abort): Likewise.
4423 1999-07-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4425 * Makefile.in (stmp-multilib-sub): Make the files extracted
4426 from $(LIBGCC1) writable.
4428 Sat Jul 17 14:25:46 1999 Nick Clifton <nickc@cygnus.com>
4430 * config/arm/aout.h: Reformat for improved readability.
4432 * config/arm/arm.h: Reformat for improved readability.
4433 Replace uses of fprintf with asm_fprintf where appropriate.
4434 (ARM_DECLARE_FUNCTION_NAME): New macro: Perform any generic ARM
4435 function declaration assembler actions.
4436 (NUM_INTS): New macro: Convert from bytes to words.
4437 (NUM_REGS): New macro: Compute number of registers required to
4438 hold a quanitity of tyep MODE.
4439 (NUM_REGS2): New macro: Like NUM_REGS but also copes with BLKmode
4441 (NUM_ARG_REGS): New macro: The number of argument registers
4443 (ARG_REGISTER): New macro: Compute the register number of the Nth
4445 (LAST_ARG_REGNUM): New macro: The number of the last argument
4447 (SP_REGNUM): New macro: Register number of the stack pointer.
4448 (FP_REGNUM): New macro: Register number of the frame pointer.
4449 (FUNCTION_ARG, FUNCTION_ARG_PARTIAL_NREGS, INIT_CUMULATIVE_AGS,
4450 FUNCTION_ARG_ADVANCE, SETUP_INCOMING_VARARGS): Change
4451 CUMULATIVE_ARGS so that it counts registers not bytes.
4453 * config/arm/arm.c: Rename TARGET_THUMB_INTERWORK to
4455 Replace uses of fprintf with asm_fprintf where appropriate.
4456 (output_ascii_pseudo_op): Replace with version from thumb.c
4458 * config/arm/coff.h (ASM_FILE_START): Emit ASM_APP_OFF.
4460 * config/arm/elf.h (CPP_PREDEFINES): Replace with
4462 (ASM_DECLARE_FUNCTION_NAME): Use ARM_DECLARE_FUNCTION_NAME.
4463 (ASM_FILE_START): Emit ASM_APP_OFF.
4465 Fri Jul 16 13:48:09 1999 Jeffrey A Law (law@cygnus.com)
4467 * pa.c (compute_frame_size): Round frame according to
4468 STACK_BOUNDARY rather than a hardwired value.
4470 * pa.h (POINTER_SIZE, PARM_BOUNDARY): Define in terms of BITS_PER_WORD.
4472 * configure.in (hppa*-*-hpux11*): Use symbolic MASK_PA_11 instead
4474 * configure: Rebuilt.
4476 * configure.in (hppa*-*-linux*): New configuration.
4477 * configure: Rebuilt.
4478 * pa.h (MAX_OFILE_ALIGNMENT): Delete.
4479 * pa/som.h (MAX_OFILE_ALIGNMENT): Define.
4480 * pa/pa-linux.h: New file.
4481 * pa/t-linux: New file.
4482 * pa/xm-linux.h: New file.
4484 * pa.c (hppa_legitimize_address): Change references from SImode to
4485 either Pmode or word_mode as appropriate.
4486 (emit_move_sequence, store_reg, load_reg): Likewise.
4487 (set_reg_plus_d, hppa_expand_prologue): Likewise.
4488 (output_mul_insn): Likewise.
4489 * pa.h (PROMOTE_MODE): Likewise.
4490 (INITIALZE_TRAMPOLINE): Likewise.
4491 (Pmode): Define to word_mode.
4493 * pa.c (compute_frame_size): Use UNITS_PER_WORD instead of hardwired
4494 value of 4. Allocate 8 bytes for each FP register save.
4495 (hppa_expand_epilogue): Use UNITS_PER_WORD instead of harwarewired
4497 (hppa_expand_prologue): Likewise.
4498 * pa.h (PROMOTE_MODE): Likewise.
4499 (HARD_REGNO_MODE_OK, FUNCTION_ARG_SIZE): Likewise.
4500 (FUNCTION_ARG_BOUNDARY): Likewise.
4502 * invoke.texi (HPPA Options): Remove -mspace/-mno-space.
4504 * pa.c (out_of_line_prologue_epilogue): Delete.
4505 (override_options): Remove -mspace related code.
4506 (hppa_expand_prologue, hppa_expand_epilogue): Likewise.
4507 (compute_frame_size): Only allocate space for register that
4508 actually need to be saved.
4509 * pa.h (MASK_SPACE, TARGET_SPACE): Delete.
4510 (TARGET_SWITCHES): Remove -mspace, -mno-space
4511 * pa/t-pa (LIB2FUNCS_EXTRA): Remove ee.asm and ee_fp.asm
4512 * pa/t-pro (LIB2FUNCS_EXTRA): Likewise. Remove -mspace multilib.
4513 * pa/ee.asm, pa/ee_fp.asm: Delete.
4515 * pa/elf.h (ASM_OUTPUT_DOUBLE_INT): Define.
4517 * config/svr4.h (CONST_SECTION_ASM_OP): Do not emit assembler
4518 directive in column zero.
4520 Fri Jul 16 01:39:57 1999 Jeffrey A Law (law@cygnus.com)
4522 * m68k.c (output_function_prologue): Fix computation of save mask
4523 when generating PIC code.
4525 Thu Jul 15 15:40:09 1999 Jim Wilson <wilson@cygnus.com>
4527 * tree.c (build_type_attribute_variant): Move current_obstack restore
4528 after build_qualified_type call.
4530 1999-07-15 Mark Mitchell <mark@codesourcery.com>
4532 * configure.in: Use t-iris6, even with GNU LD.
4533 * config/mips/iris6gld.h: Fix typo in linker spec.
4534 * config/mips/t-iris6gld: Remove.
4536 Thu Jul 15 15:15:43 1999 David Edelsohn <edelsohn@gnu.org>
4538 * rs6000.md (insv, extzv): Remove SImode dependence in named
4539 patterns. Explicitly generate DImode RTL if PowerPC64 and
4541 (insvdi): Reverse start and size in instruction template.
4543 1999-07-12 Joseph S. Myers <jsm28@cam.ac.uk>
4545 * invoke.texi: Typo fixes.
4547 Wed Jul 14 23:28:06 1999 Jeffrey A Law (law@cygnus.com)
4549 * emit-rtl.c (gen_realpart): Issue an error for cases GCC can not
4550 handle at this time instead of silently generating incorrect code.
4551 (gen_imagpart): Likewise.
4553 * reload.c (find_reloads): Emit a USE for a pseudo register without
4554 a hard register if we could not create an optional reload for the
4557 Wed Jul 14 23:45:48 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
4559 * c-typeck.c (output_init_element, process_init_element):
4560 When advancing constructor_unfilled_fields for a RECORD_TYPE,
4561 check for nameless bit fields.
4563 Wed Jul 14 01:57:39 1999 Richard Henderson <rth@cygnus.com>
4565 * regclass.c (scan_one_insn): Notice subregs that change the
4566 size of their operand.
4567 (record_reg_classes): Use that to obey CLASS_CANNOT_CHANGE_SIZE.
4569 Wed Jul 14 01:41:42 1999 Jeffrey A Law (law@cygnus.com)
4571 * configure.in (alpha*-*-*): Include alpha/t-ieee.
4572 * configure: Rebuilt.
4573 * alpha/t-ieee: New file.
4575 Tue Jul 13 10:45:58 1999 Jeffrey A Law (law@cygnus.com)
4577 * rs6000.c (find_addr_reg): Do not select r0 as an address
4580 Tue Jul 13 00:46:18 1999 Philippe De Muyter <phdm@macqel.be>
4582 * m68k/x-mot3300 (XCFLAGS): List of big files now includes `cse.o'.
4584 Mon Jul 12 14:29:15 1999 Jeffrey A Law (law@cygnus.com)
4586 * rs6000.md (movsf): Do not force easy FP constants into memory.
4588 * expr.c (expand_expr, case PLUS_EXPR): Pass constants through
4589 immed_double_const to ensure they are properly truncated then
4592 Mon Jul 12 10:40:01 1999 Vladimir Makarov <vmakarov@tofu.to.cygnus.com>
4594 * config/arm/thumb.c (thumb_reorg): Call replace_symbols_in_block
4595 always unless NO_DEBUG is used. Compile this code
4597 (replace_symbols_in_block): Compile it unconditionally.
4599 Sun Jul 11 12:32:32 1999 Jeffrey A Law (law@cygnus.com)
4601 * configure.in (i?86-*-elf*): New target.
4602 * configure: Rebuilt.
4603 * i386/i386elf.h, i386/t-i386elf: New files.
4605 Fri Jul 9 22:39:44 1999 Jason Merrill <jason@yorick.cygnus.com>
4607 * toplev.c (main): Don't complain about saying -gdwarf.
4608 (rest_of_compilation): Remove redundant code.
4610 Fri Jul 9 19:08:55 1999 Jim Wilson <wilson@cygnus.com>
4612 * unroll.c (unroll_loops): Don't delete named CODE_LABELs.
4614 Fri Jul 9 18:54:18 1999 Felix Lee <flee@cygnus.com>
4616 * config/i960/i960.c (ret_label): Change asm label from "LR:" to
4617 "Li960R:", to avoid name clash.
4619 Fri Jul 9 10:48:28 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4621 * loop.c (check_dbra_loop): When reversing a loop, delete all
4622 REG_EQUAL notes referencing the reversed biv except those which are
4623 for a giv based on it.
4625 Fri Jul 9 03:51:52 1999 Jeffrey A Law (law@cygnus.com)
4627 * version.c: Drop "gcc-" prefix from version #.
4629 Thu Jul 8 18:06:30 1999 Jason Merrill <jason@yorick.cygnus.com>
4631 * dwarf2out.c (dwarf2out_line): Emit a line number comment after
4632 the label if we're being verbose.
4634 Thu Jul 8 14:18:46 1999 Richard Henderson <rth@cygnus.com>
4636 * m68k.c (output_function_prologue): Add pic register to mask
4637 if live and flag_pic.
4638 (output_function_epilogue): Likewise.
4640 Thu Jul 8 12:55:12 1999 Jeffrey A Law (law@cygnus.com)
4642 * dbxelf.h (ASM_OUTPUT_SOURCE_LINE): Do not put assembler
4643 directives in column zero.
4645 * pa/elf.h (ASM_FILE_START): Define.
4646 * pa/som.h (ASM_FILE_START): Include .level directives.
4647 * pa/hpux10.h (ASM_FILE_START): Delete.
4648 * pa/hpux11.h (ASM_FILE_START): Delete.
4650 * pa/elf.h (BSS_SECTION_ASM_OP): Use .section .bss.
4652 Thu Jul 8 18:03:19 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
4654 * reload1.c (choose_reload_regs): Never call remove_adress_replacements
4655 when reload_out equals reload_in.
4657 Thu Jul 8 16:50:14 1999 Nick Clifton <nickc@cygnus.com>
4659 * invoke.texi (Spec Files): New node: Describe the contents of
4662 Thu Jul 8 10:28:25 1999 Craig Burley <craig@jcb-sc.com>
4664 * invoke.texi (DEC Alpha Options): Put @end table at
4665 beginning of line, to avoid confusing texi2html.
4667 Thu Jul 8 09:22:06 1999 Nick Clifton <nickc@cygnus.com>
4669 * config/arm/elf.h (ASM_OUTPUT_INTERNAL_LABEL): Fixed typo
4670 introduced in previous delta.
4672 Wed Jul 7 02:00:04 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
4674 * reload1.c (gen_reload): When synthesizing a 3 operand add
4675 sequence, improve test for when to reload OP1 into the reload
4676 register instead of OP0.
4678 Wed Jul 7 01:38:03 1999 Jim Wilson <wilson@cygnus.com>
4680 * unroll.c (unroll_loop): Don't delete NOTE_INSN_DELETED_LABEL notes.
4682 1999-07-07 Manfred Hollstein <mhollstein@cygnus.com>
4684 * m88k/dguxbcs.h (CPP_SPEC): Add missing \ in multi-line
4687 Wed Jul 7 01:16:43 1999 Richard Henderson <rth@cygnus.com>
4689 * ginclude/varargs.h (__builtin_va_alist_t): New typedef.
4690 (va_dcl): Use __builtin_va_alist_t.
4692 Wed Jul 7 01:14:42 1999 Jason Merrill <jason@yorick.cygnus.com>
4694 * dwarf2out.c (gen_struct_or_union_type_die): Only remember types
4695 on the permanent_obstack.
4696 * dwarfout.c (output_type): Likewise.
4698 Tue Jul 6 15:25:32 1999 Gavin Romig-Koch <gavin@cygnus.com>
4700 * c-common.c (unsigned_type,signed_type,signed_or_unsigned_type) :
4701 Merged from c-typeck.c and cp/typeck.c.
4702 * c-typeck.c (unsigned_type,signed_type,signed_or_unsigned_type) :
4703 Merged into c-common.
4705 Tue Jul 6 13:06:01 1999 Dave Brolley <brolley@cygnus.com>
4707 * c-lex.c (errorcount): Declare it.
4708 (finish_parse): Update errorcount when using CPPLIB.
4710 1999-07-06 Bruce Korb <ddsinc09@ix.netcom.com>
4712 * fixinc/inclhack.def(end_else_label): Double the backslash so
4713 sed gets a chance to see it.
4714 * fixinc/inclhack.sh: regen
4715 * fixinc/fixincl.x: regen
4717 Fri Jul 2 18:49:51 1999 Nick Clifton <nickc@cygnus.com>
4719 Add framework to support armv5 architecture when it becomes
4722 * config/arm/arm.c (FL_ARCH5): New processor capability flag.
4723 (arm_arch5): New variable.
4724 (all_architectures): Add armv5 line.
4725 * config/arm/arm.h (CPP_CPU_ARCH_SPEC): Define __ARM_ARCH_5__ if
4726 -march=armv5 is specified on the command line.
4727 (arm_arch5): Export this variable.
4728 * invoke.texi: Document new string accepted by -march= switch for
4731 * config/arm/arm.h: Replace use of constant 12 as a register
4732 number with IP_REGNUM. Similarly 14 and LR_REGNUM.
4733 * config/arm/arm.c: Replace use of constant 12 as a register
4734 number with IP_REGNUM. Similarly 14 and LR_REGNUM.
4736 * config/arm/elf.h: Tidy up.
4737 * config/arm/coff.h: Tidy up.
4739 Thu Jul 1 19:08:13 1999 Mark P. Mitchell <mark@codesourcery.com>
4741 * gcc/configure.in (mips-sgi-irix6*): Handle --with-gnu-ld.
4742 * gcc/config/mips/t-iris6gld: New file.
4743 * gcc/config/mips/iris6gld.h: Likewise.
4745 Fri Jul 2 13:23:39 1999 Gavin Romig-Koch <gavin@cygnus.com>
4747 * c-decl.c (widest_integer_literal_type_node,
4748 widest_unsigned_literal_type) : New.
4749 (init_decl_processing): Handle/use the two new types.
4750 * c-common.c (type_for_size,type_for_mode) : Same.
4751 * c-lex.c (yylex) : Same.
4752 * c-typeck.c (unsigned_type,signed_type,signed_or_unsigned_type) :
4754 * c-tree.h (widest_integer_literal_type_node,
4755 widest_unsigned_literal_type) : New.
4757 Fri Jul 2 03:05:44 1999 Jeffrey A Law (law@cygnus.com)
4759 * dwarfout.c (field_byte_offset): Correctly compute the object's
4760 byte offset for the first bit of a field which crosses an alignment
4761 boundary on a !BYTES_BIG_ENDIAN target.
4763 Fri Jul 2 01:36:36 1999 Robert Lipe <robertlipe@usa.net>
4765 * fixinc.svr4: Fix <arpa/inet.h> by deleting protos for htons and
4768 Fri Jul 2 00:46:47 1999 Richard Henderson <rth@cygnus.com>
4769 Jeff Law <law@cygnus.com>
4771 * ginclude/varargs.h (va_dcl): Use word_mode for type of
4774 * except.c: Include intl.h.
4775 (expand_eh_return): Set current_function_cannot_inline.
4776 (save_eh_status, restore_eh_status): Twiddle eh_return_stub_label.
4777 * function.h (struct function): Add eh_return_stub_label.
4778 * flow.c (delete_unreachable_blocks): Don't merge across EH edges.
4779 * Makefile.in (except.o): Depend on intl.h.
4781 Fri Jul 2 00:04:23 1999 David Edelsohn <edelsohn@gnu.org>
4783 * rs6000.md (movdf_hardfloat32): Handle PRE_INC and PRE_DEC the
4784 same as offsettable in cases 1 and 2.
4786 Thu Jul 1 20:54:10 1999 Richard Henderson <rth@cygnus.com>
4788 * alpha.md (extqh): Define as 64-((R&7)*8) instead of 56-(((R-1)&7)*8).
4789 (extlh, extwh): Likewise.
4791 Thu Jul 1 11:05:25 1999 Gavin Romig-Koch <gavin@cygnus.com>
4793 * c-lex.c (yylex): Improve 'integer constant out of range' messages.
4795 Wed Jun 30 16:51:41 1999 Nick Clifton <nickc@cygnus.com>
4797 * configure.in: Add arm-pe and thumb-pe targets.
4798 * configure: Regenerate.
4800 * thumb.c (arm_naked_function_p): New function: Determines if
4801 a function is naked (has no gcc generated prologue/epilogue).
4802 (is_called_in_ARM_mode): Return true if the func has the
4803 interfacearm attribute.
4804 (output_return): Do not generate a return for naked functions.
4805 (thumb_function_prologue): Do not generate a prologue for
4807 (thumb_expand_prologue): Do not generate a prologue for naked
4809 (thumb_expand_epilogue): Do not generate an epilogue for naked
4811 (arm_valid_machine_decl_attribute): New function, copied from
4812 arm.c: Permit naked and interfacearm attributes.
4814 * config/arm/pe.c: New file: Support code for arm-pe target.
4815 * config/arm/pe.h: New file: Header file for arm-pe target.
4816 * config/arm/tpe.h: New file: Header file for thumb-pe target.
4817 * config/arm/t-thumb-pe: New file: Makefile fragment for
4820 1999-07-01 Mark Kettenis <kettenis@gnu.org>
4822 * config/i386/gnu.h (CPP_SPEC): Define __PIC__ and __pic__ if
4823 -fPIC or -fpic is specified.
4825 Wed Jun 30 03:31:54 1999 Jeffrey A Law (law@cygnus.com)
4827 * expr.c (emit_block_move): Use copy_to_mode_reg for
4828 !TARGET_MEM_FUNCTIONS case too.
4830 * configure.in (hppa*-*-*): Add som.h or elf.h to tm_file as
4832 * configure: Rebuilt.
4833 (hppa1.1-*-pro*, hppa1.1-*-rtems*): Define target_cpu_default.
4834 * pa.h: Include dbxelf.h. Delete various dbx/stabs related
4835 definitions made redundant by dbxelf.h inclusion. Delete
4836 lots of definitions related to assembly output that are
4837 specific to the SOM object format.
4838 * pa.c (output_function_prologue): Do not emit the function's
4840 * pa-pro-end.h (STARTFILE_SPEC): Undefine before redefining.
4841 * pa-pro.h: Deleted.
4842 * som.h: New file with SOM specific definitions.
4843 * elf.h: New file with ELF specific definitions.
4845 * elfos.h (const_section): Output a tab before assembler directives.
4846 (ctors_section, dtors_section): Likewise.
4847 (ASM_OUTPUT_SECTION_NAME): Likewise.
4849 * pa/pa1.h: Delete unused file.
4851 Tue Jun 29 01:37:53 1999 Jeffrey A Law (law@cygnus.com)
4853 * configure.in (hppa*-hp-hpux11*): New configuration.
4854 * configure: Rebuilt.
4855 * pa/pa-hpux11.h: New file.
4856 * pa.h (CPP_SPEC): Conditionally add -D__STDC_EXT__ to the cpp
4859 * mips.md (leasi, leadi): New patterns.
4861 * expr.c (emit_block_move): Properly handle case where one of the
4862 block move arguments has a queued increment or decrement.
4863 (clear_storage): Similarly. Fix formatting goof.
4865 1999-06-28 "David O'Brien" <obrien@NUXI.com>
4867 * fixinc/inclhack.def(stdio_va_list): This patch Removes a
4868 semicolon from the BSD VA_LIST replacement expression.
4870 * fixinc/inclhack.sh: regen
4871 * fixinc/fixincl.x: regen
4873 * fixinc/mkfixinc.sh: Have `i[34567]86-*-freebsd*' machines
4874 now use the fixincl program.
4876 Mon Jun 28 05:28:12 1999 Jeffrey A Law (law@cygnus.com)
4878 * m68k.h (CONDITIONAL_REGISTER_USAGE): Define for !SUN_FPA
4879 case. Also make the PIC register call_used.
4881 * m68k.h (FINALIZE_PIC): Delete.
4882 * m68k.c (finalize_pic): Delete.
4884 Mon Jun 28 05:16:35 1999 Richard Henderson <rth@cygnus.com>
4886 * m68k.h (PREFERRED_RELOAD_CLASS): Don't force any FP const_doubles
4889 Mon Jun 28 04:07:27 1999 David Edelsohn <edelsohn@gnu.org>
4891 * expmed.c (expand_divmod): Ensure unsigned value fits in reg_note.
4893 Sun Jun 27 02:39:08 1999 Richard Henderson <rth@cygnus.com>
4895 * jump.c (jump_optimize_1): Validate the cmov copy to a temporary.
4897 Sat Jun 26 17:18:18 1999 David Edelsohn <edelsohn@gnu.org>
4899 * rs6000.c (print_operand, case 'L'): Use plus_constant_for_output.
4901 Fri Jun 25 11:33:24 1999 Richard Henderson <rth@cygnus.com>
4903 * alpha.c (override_options): Add -mcpu=ev45 as an alias for ev4.
4905 Fri Jun 25 13:41:25 1999 David Edelsohn <edelsohn@gnu.org>
4907 * rs6000.c (output_toc): Always use hex values for floating-point
4908 constants. Store single-precision values in upper-half of TOC
4909 entry in 64-bit mode.
4910 * rs6000.md (floatsidf2, floatunssidf2): Add !TARGET_POWERPC64
4911 to final constraints.
4912 (fix_truncdfsi2 splitter): Change pattern matching fctiwz.
4913 (fctiwz): Improve accuracy of RTL for pattern.
4915 Fri Jun 25 11:26:38 1999 Gavin Romig-Koch <gavin@cygnus.com>
4917 * expr.c (expand_expr): Allow RTL_EXPR's through the
4918 MAX_INTEGER_COMPUTATION_MODE checks.
4920 Fri Jun 25 06:06:37 1999 Richard Henderson <rth@cygnus.com>
4922 * alpha.h (MASK_SUPPORT_ARCH, MASK_CPU_EV5, MASK_CPU_EV6): Define
4923 such that MASK_SUPPORT_ARCH is not negative.
4925 Fri Jun 25 05:35:44 1999 Jeffrey A Law (law@cygnus.com)
4927 * loop.c (verify_dominator): Properly handle ADDR_VEC and
4928 ADDR_DIFF_VEC insns that appear inside loops.
4930 Thu Jun 24 22:54:05 1999 David Edelsohn <edelsohn@gnu.org>
4931 Jeff Law <law@cygnus.com>
4933 * rs6000.md (movdf_hardfloat32): Revert previous patch.
4934 Handle LO_SUM the same as offsettable in cases 1 and 2.
4935 * rs6000.c (find_addr_reg): Revert previous patch.
4937 Thu Jun 24 22:43:12 1999 Philippe De Muyter <phdm@macqel.be>
4939 * system.h (strstr): New external function declaration.
4940 * acconfig.h (NEED_DECLARATION_STRSTR): New define slot.
4941 * configure.in (GCC_NEED_DECLARATIONS): Check for strstr.
4942 * config.in, configure: Rebuilt.
4944 1999-06-24 Tom Tromey <tromey@cygnus.com>
4946 * gcc.c (main): Read user-specified specs files after computing
4947 additional startfile_prefixes.
4949 Thu Jun 24 15:00:47 1999 Mark Mitchell <mark@codesourcery.com>
4951 Revert these two patches:
4953 Thu Jun 17 21:34:24 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
4954 * loop.c (strength_reduce): When doing biv->giv conversion, update
4955 reg note of NEXT->insn.
4957 Thu Jun 17 17:22:07 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
4958 * loop.c (strength_reduce): When doing biv->giv conversion, fix up
4960 (recombine_givs): Set ix field after sorting.
4962 Wed Jun 23 21:26:00 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
4964 * rtlanal.c (reg_referenced_p): Use reg_overlap_mentioned_p
4965 for the parts of an UNSPEC / UNSPEC_VOLATILE.
4967 1999-06-23 Bruce Korb <ddsinc09@ix.netcom.com>
4969 *fixinc/inclhack.def: Add fix development commentary
4970 (read_ret_type): reactivate and add selection clause
4971 (zzz_*): tweak output file name to match what is used in hackshell.tpl
4972 *fixinc/{fixincl.x|inclhack.sh}: regen
4974 Wed Jun 23 00:48:21 1999 Jason Merrill <jason@yorick.cygnus.com>
4976 * expr.c (expand_expr): STRIP_NOPS before checking against
4977 MAX_INTEGER_COMPUTATION_MODE
4978 (check_max_integer_computation_mode): Likewise.
4980 Tue Jun 22 20:23:43 1999 Jim Wilson <wilson@cygnus.com>
4982 * md.texi (smul@var{m}3_highpart): Add missing 's' prefix.
4984 1999-06-22 Jim Wilson <wilson@cygnus.com>
4986 * expr.c (store_expr): When target is a promoted subreg, return a
4987 promoted subreg as a result.
4989 Tue Jun 22 17:14:58 1999 Michael Meissner <meissner@cygnus.com>
4991 * dwarf2out.c (dwarf2out_frame_debug_expr): Reformat to match GNU
4993 (dwarf2out_define): Mark unused parameters appropriately.
4994 (gen_unspecified_parameters_die): Ditto.
4995 (gen_subprogram_die): Fix signed/unsigned warnings.
4996 (gen_variable_die): Ditto.
4998 1999-06-22 Bruce Korb <ddsinc09@ix.netcom.com>
5000 * fixinc/inclhack.def(end_else_label): combined else_label
5001 and endif_label and fixed the sed expression.
5002 *fixinc/{fixincl.x|inclhack.sh}: regen
5004 Tue Jun 22 01:58:18 1999 Jeffrey A Law (law@cygnus.com)
5006 * rs6000.md (movdf_hardfloat32): Use %X instead of always emitting
5007 'x' when handling non-offsettable addresses
5009 Tue Jun 22 00:20:05 1999 Richard Earnshaw (rearnsha@arm.com)
5011 * final.c (shorten_branches): Don't try to split an insn that has
5014 Mon Jun 21 12:47:39 1999 Mark Mitchell <mark@codesourcery.com>
5016 * config/mips/mips.c (symbolic_expression_p): New function.
5017 (mips_select_rtx_section): Put symbolic expressions in the
5018 data section, not the read-only data section.
5020 Mon Jun 21 22:13:06 1999 Jeffrey A Law (law@cygnus.com)
5022 * rs6000.md (find_addr_reg): Handle LO_SUM addresses.
5024 Mon Jun 21 20:10:42 1999 Richard Henderson <rth@cygnus.com>
5026 * collect2.c (main): Log frame table count.
5027 (GCC_OK_SYMBOL) [ECOFF]: Accept stGlobal.
5028 (scan_prog_file) [COFF]: Handle frame tables.
5030 * alpha/alpha.h (UNALIGNED_SHORT_ASM_OP): Define.
5031 (UNALIGNED_INT_ASM_OP, UNALIGNED_DOUBLE_INT_ASM_OP): Define.
5032 * alpha/elf.h: Undef them again.
5033 * alpha/vms.h: Remove their definitions.
5035 Tue Jun 22 03:17:53 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
5037 * sh.c (machine_dependent_reorg): When fixing up fp pcloads,
5038 remove the clobber of r0 and change the REG_UNUSED note to
5041 1999-06-21 Jakub Jelinek <jj@ultra.linux.cz>
5043 * real.c (ereal_from_double): Fix for 64-bit big endian hosts.
5044 * emit-rtl.c (gen_lowpart_common): Add case for hosts where double
5045 fits in HOST_WIDE_INT and one uses union to access a long constant
5048 Mon Jun 21 17:18:25 1999 Richard Henderson <rth@cygnus.com>
5050 * sparc.c (sparc_override_options): Don't allow profiling for
5051 code models other than medlow.
5052 (sparc_function_profiler): New function from old FUNCTION_PROFILER
5053 macro. Use ASM_GENERATE_INTERNAL_LABEL and MCOUNT_FUNCTION.
5054 (sparc_function_block_profiler): Likewise. Use user_label_prefix.
5055 (sparc_block_profiler): Likewise.
5056 (sparc_function_block_profiler_exit): Likewise.
5057 * sparc.h (FUNCTION_PROFILER): Call new sparc.c function.
5058 (FUNCTION_BLOCK_PROFILER): Likewise.
5059 (BLOCK_PROFILER): Likewise.
5060 (FUNCTION_BLOCK_PROFILER_EXIT): Likewise.
5061 (MCOUNT_FUNCTION): New.
5062 * sparc/pbd.h (FUNCTION_PROFILER): Delete.
5063 (FUNCTION_BLOCK_PROFILER, BLOCK_PROFILER): Delete.
5064 * sparc/sun4o3.h (FUNCTION_PROFILER): Delete.
5065 (MCOUNT_FUNCTION): New.
5066 * sparc/sysv4.h (FUNCTION_BLOCK_PROFILER): Delete.
5067 (BLOCK_PROFILER): Delete.
5068 (MCOUNT_FUNCTION): New.
5070 Mon Jun 21 14:11:29 1999 David Edelsohn <edelsohn@gnu.org>
5072 * rs6000.md (movdf_hardfloat32): Fix typo in case 2.
5074 Mon Jun 21 12:27:17 1999 Vladimir Makarov <vmakarov@tofu.to.cygnus.com>
5076 * config/mips/elf.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
5079 * config/m68k/m68kelf.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
5082 * config/sh/sh.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
5085 * config/arm/telf.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
5088 Mon Jun 21 14:58:42 1999 Nick Clifton <nickc@cygnus.com>
5090 * config/arm/arm.h: Add cpp support for ARM920 and ARM920T cpu
5093 Mon Jun 21 06:22:21 1999 Mark Elbrecht <snowball3@bigfoot.com>
5095 * i386/djgpp.h (LIB_SPEC): New.
5096 (STARTFILE_SPEC): New.
5098 * i386/xm-djgpp.h (NO_SYS_SIGLIST): Deleted. Now obsolete.
5100 Mon Jun 21 06:19:33 1999 Philippe De Muyter <phdm@macqel.be>
5102 * fixinc/Makefile.in (gnu-regex.o): Do not define STDC_HEADERS in
5105 * system.h (WSTOPSIG): New macro.
5107 Mon Jun 21 05:33:15 1999 Mumit Khan <khan@xraylith.wisc.edu>
5109 * c-pragma.c (push_alignment): Don't ignore alignments greater than
5111 (insert_pack_attributes): Take into account member natural
5114 * i386/winnt.c (exports_head): New static variable.
5115 (i386_pe_record_exported_symbol): New function.
5116 (i386_pe_asm_file_end): Use.
5117 * i386/cygwin.h (ASM_OUTPUT_COMMON): Record the exported
5118 symbols to be emitted at end of assembly.
5119 (ASM_DECLARE_OBJECT_NAME): Likewise.
5120 (ASM_DECLARE_FUNCTION_NAME): Likewise.
5122 * i386/uwin.h (CPP_SPEC): Use -idirafter instead -iprefix and
5125 Mon Jun 21 04:44:31 1999 Jeffrey A Law (law@cygnus.com)
5127 * sparc.h (LEGITIMIZE_RELOAD_ADDRESS): Fix paren error introduced
5130 Sun Jun 20 17:27:20 1999 Richard Henderson <rth@cygnus.com>
5132 * haifa-sched.c (sched_analyze_1): Use free_list instead of
5133 zapping reg_last_uses directly.
5134 (sched_analyze_2, sched_analyze_insn): Likewise.
5135 (sched_analyze): Likewise. Don't clear reg_last_uses on calls.
5137 Sun Jun 20 16:57:29 1999 David Edelsohn <edelsohn@gnu.org>
5139 * rs6000.md (movdf_hardfloat32): Use worst case insn length
5140 attributes for cases 1 and 2.
5142 Sat Jun 19 22:52:55 1999 Richard Henderson <rth@cygnus.com>
5144 * haifa-sched.c (sched_analyze): Mark call-user regs as clobbered
5147 Sat Jun 19 05:40:07 1999 Philip Blundell <pb@nexus.co.uk>
5149 * arm.c (arm_reload_in_hi): Invert sense of test on BYTES_BIG_ENDIAN.
5151 Sat Jun 19 05:25:05 1999 Richard Earnshaw (rearnsha@arm.com)
5153 * arm.h (CONDITIONAL_REGISTER_USAGE): If flag_pic, never use
5154 PIC_OFFSET_TABLE_REGNUM for general alloaction.
5155 (INITIAL_ELIMINATION_OFFSET): Count the fact that the PIC register
5156 must be stacked if it is used for PIC accesses.
5157 * arm.c (use_return_insn): Handle PIC register specially.
5158 (output_return_instruction): Likewise.
5159 (output_func_{prologue,epilogue}): Likewise.
5160 (output_expand_prologue): Likewise.
5162 * arm.md (*adddf_esfdf_df): Renamed from *adddf_df_esfdf.
5163 (*strsi_predec): Renamed from *strqi_predec.
5164 (*loadsi_shiftpreinc): Renamed from *loadqi_shiftpreinc.
5165 (*loadsi_shiftpredec): Renamed from *loadqi_shiftpredec.
5167 * arm.c (arm_override_options): Remove warning about PIC code
5168 not being supported.
5170 Fri Jun 18 23:47:06 1999 David Edelsohn <edelsohn@gnu.org>
5172 * rs6000.c (find_addr_reg): New function.
5173 * rs6000.h (find_addr_reg): Declare.
5174 (offsettable_addr_operand): Delete.
5175 * rs6000.md (movdf_hardfloat32): Handle non-offsettable loads
5176 from and stores to GPRs.
5178 Fri Jun 18 15:44:18 1999 Richard Henderson <rth@cygnus.com>
5180 * alpha.c (alpha_expand_block_move): Use get_insns rather than
5181 gen_sequence as argument to emit_no_conflict_block.
5183 Fri Jun 18 07:02 1999 Bruce Korb <ddsinc09@ix.netcom.com>
5185 * fixinc/mkfixinc.sh: enable the fixincl program for DG/UX
5186 * fixinc/inclhack.def(dgux_int_varargs): script must end with \n
5187 *fixinc/fixincl.x: regen
5188 *fixinc/inclhack.sh: regen
5190 Thu Jun 17 15:06:10 PDT 1999 Don Lindsay <dlindsay@cygnus.com>
5192 * added support for -mpcrel (PC relative addressing for m68k)
5193 based on code done by Michael Tiemann <tiemann@axon.cygnus.com>.
5194 * invoke.texi (m68000 options): Add documentation for -mpcrel flag.
5195 * m68k.c (print_operand_address): Handle 32-bit PIC case.
5196 (comments for general_src_operand): Add some explanation
5197 about EXTRA_CONSTRAINTS.
5198 (OVERRIDE_OPTIONS): Enable -fPIC in combination with -mpcrel.
5199 * m68kelf.h (OVERRIDE_OPTIONS): Ditto.
5200 (LEGITIMATE_PIC_OPERAND_P): Fix typo.
5201 (LEGITIMATE_PIC_OPERAND_P): Re-derive from m68k.h case.
5202 * m68k.h (LEGITIMATE_PIC_OPERAND_P): Fix delete-o.
5203 (INDIRECTABLE_1_ADDRESS): Delete spurious '/' at end of macro.
5204 (OVERRIDE_OPTIONS): Change behavior so that -mpcrel implies -fpic
5206 (OVERRIDE_OPTIONS): Merge in changes from m68k.h.
5207 * m68k.h (TARGET_PCREL): New target flag.
5208 (TARGET_SWITCHES): Add "pcrel" as a recognized switch.
5209 (OVERRIDE_OPTIONS): Add checks for -mpcrel.
5210 (LEGITIMATE_PIC_OPERAND_P): Don't normally accept anything that
5211 contains a SYMBOL_REF. Relax this constraint during reload, since
5212 we want to use the predicates, not reload's built-in concept of a
5213 valid memory address, to control what insns need reloading.
5214 (EXTRA_CONSTRAINT): Define constraints to accept pc-relative
5215 operands (essentially 'g', 'm', and 's' under normal circumstances).
5216 * m68k.c (print_operand): Cause printing of pc-relative addresses
5217 to include pc register.
5218 (print_operand_address): Ditto.
5219 (general_src_operand): Accept operands that are not only
5220 general_operands, but are also valid when used as a pc-relative
5222 (nonimmediate_src_operand): Similar, for nonimmediate_operands.
5223 (memory_src_operand): Similar, for memory_operands.
5224 (pcrel_address): New predicate to accept the special case of a
5225 pc-relative address.
5226 * m68k.md (many patterns): Rewrite common SImode, HImode, and
5227 QImode insns to accept *_src_operand instead of *_operand where
5228 pc-relative operands can fit. For example, a pc-relative operand
5229 can be used as a memory source operand for addsi3, but not as a
5231 * hp320.h linux.h m68kv4.h (LEGITIMATE_PIC_OPERAND_P) as in m68k.h.
5233 Fri Jun 18 09:11:07 1999 Nick Clifton <nickc@cygnus.com>
5235 * config/arm/telf.h (ASM_OUTPUT_DEF_FROM_DECLS): New Marco: USe
5236 .thumb_set pseudo op to mark aliases of thumb functions.
5238 Wed Jun 16 18:19:13 1999 Nick Clifton <nickc@cygnus.com>
5240 * varasm.c (assemble_alias): Use ASM_OUTPUT_DEF_FROM_DECLS in
5241 preference to ASM_OUTPUT_DEF, if it is defined.
5243 * tm.texi: Document new, optional target macro
5244 ASM_OUTPUT_DEF_FROM_DECLS.
5246 Thu Jun 17 15:07 1999 Bruce Korb <ddsinc09@ix.netcom.com>
5248 * fixincludes: ISCNTL patch
5249 * fixinc/inclhack.def (ioctl_fix_ctrl): Fix the definition of [_]*ISCTRL().
5250 (dgux_int_varargs): new for DG/UX
5251 * fixinc/{fixincl.x,inclhack.sh}: Regenerated.
5253 Thu Jun 17 21:34:24 1999 Jeff Law <law@cygnus.com>
5255 * invoke.texi (ia32 options): Fix typo.
5257 Thu Jun 17 21:34:24 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
5259 * loop.c (strength_reduce): When doing biv->giv conversion, update
5260 reg note of NEXT->insn.
5262 Thu Jun 17 14:25:08 1999 Jeffrey A Law (law@cygnus.com)
5264 * loop.c (move_movables): Note issues with replacing REGs with
5266 * mips.h (GO_IF_LEGITIMATE_ADDRESS): Handle SUBREGs properly.
5268 Thu Jun 17 13:28:30 1999 David O'Brien <obrien@FreeBSD.org>
5270 * i386/freebsd-elf.h (LINK_SPEC): Fix typo.
5272 * i386/freebsd-elf.h (FUNCTION_PROFILER): labels are not needed and
5273 the reference to `mcount' was not correct for the ELF on FreeBSD.
5275 Thu Jun 17 17:22:07 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
5277 * loop.c (strength_reduce): When doing biv->giv conversion, fix up
5280 (recombine_givs): Set ix field after sorting.
5282 Thu Jun 17 02:54:30 1999 Jeffrey A Law (law@cygnus.com)
5284 * emit-rtl.c (operand_subword): Tighten checks for when it is safe
5285 to safe to extract a subword out of a REG.
5287 Thu Jun 17 01:45:24 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
5289 * sh.md (mulsi3): Don't add a no-op move at the end.
5291 Wed Jun 16 20:29:00 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
5293 * cse.c (cse_insn): Don't put hard register source into tables for
5294 the last insn of a libcall.
5296 Wed Jun 16 19:44:33 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
5298 * loop.c (strength_reduce): Insert sets of derived givs at every
5299 biv increment, even if it's the only one.
5301 Wed Jun 16 10:33:02 1999 Jason Merrill <jason@yorick.cygnus.com>
5303 * dwarfout.c (add_incomplete_type): New fn.
5304 (output_type): Call it.
5305 (retry_incomplete_types): New fn.
5306 (dwarfout_finish): Call it.
5308 From Eric Raskin <ehr@listworks.com>:
5309 (output_type): Output types for bases.
5311 Tue Jun 15 12:51:23 1999 Alexandre Oliva <oliva@dcc.unicamp.br>
5313 * mips.c (mips_output_conditional_branch): Add `break'
5314 between `default' label and `close braces'.
5316 Tue Jun 15 01:55:20 1999 David O'Brien <obrien@FreeBSD.org>
5318 * i386/freebsd-elf.h (LINK_SPEC): clean up the linking library
5319 specifications and make it realistic.
5320 (LIB_SPEC): Likewise.
5322 Mon Jun 14 15:38:43 1999 Jim Wilson <wilson@cygnus.com>
5324 * config/mips/mips.c (mips_secondary_reload_class): Check for
5325 (PLUS (SP) (REG)) and return appropriate register class.
5326 * config/mips/mips.md (reload_insi): Delete predicate for operand 1.
5327 Handle (PLUS (SP) (REG)).
5328 (tablejump): In mips16 code, use emit_insn instead of emit_jump_insn.
5329 (tablejump_mips161, tablejump_mips162): Use emit_jump_insn instead
5330 of emit_insn for tablejump.
5332 Mon Jun 14 17:26:40 1999 David Edelsohn <edelsohn@gnu.org>
5334 * rs6000.c (output_prolog): RS6000_CALL_GLUE must be
5335 asm_fprintf format string by itself.
5336 (output_function_profiler): Likewise.
5338 Mon Jun 14 12:57:38 1999 David Mosberger <davidm@hpl.hp.com>
5340 * combine.c (simplify_logical, case AND): Only call
5341 simplify_and_const_int if the mode is no wider than HOST_WIDE_INT
5342 or the constant is positive.
5344 Mon Jun 14 11:43:41 1999 Nick Clifton <nickc@cygnus.com>
5346 * configure.in: Fix typo in rs6000-ibm-aix4 case.
5347 * configure: Regenerate.
5349 Mon Jun 14 03:55:40 1999 Jeffrey A Law (law@cygnus.com)
5351 * configure.in (rs6000-ibm-aix4.3*, powerpc-ibm-aix4.3*): Do not
5352 require a sub-version #.
5353 * configure: Rebuilt.
5355 1999-06-14 Robert Lipe (robertlipe@usa.net)
5357 * svr4.h (DWARF2_DEBUGGING_INFO): Check for redefinition.
5359 Mon Jun 14 10:30:52 BST 1999 Nathan Sidwell <nathan@acm.org>
5361 * c-typeck.c (process_init_element): Detect excess elements in
5362 char array initializer.
5364 1999-06-14 Andreas Jaeger <aj@arthur.rhein-neckar.de>
5366 * gcc.texi: Mention gcc 2.96 instead of egcs 1.00.
5368 Sat Jun 12 22:29:48 EDT 1999 Jerry Quinn <jquinn@nortelnetworks.com>
5370 * invoke.texi (Option Summary): Add -fpermissive flag.
5372 Sat Jun 12 03:40:42 1999 Jeffrey A Law (law@cygnus.com)
5374 * sparc.h (LEGITIMIZE_RELOAD_ADDRESS): Do nothing with operands
5375 that require PIC code sequences.
5377 Wed Jun 9 16:29:01 1999 Nick Clifton <nickc@cygnus.com>
5379 * configure.in: Add new target: thumb-elf.
5380 * configure: Regenerate.
5381 * config/arm/t-thumb-elf: New file: Makefile fragment for
5383 * config/arm/telf.h: New file: Header file for thumb-elf
5386 Fri Jun 11 03:17:51 1999 Jeffrey A Law (law@cygnus.com)
5388 * Makefile.in (libgcc2): Pass MAYBE_USE_COLLECT2 as an argument.
5389 * libgcc2.c (__CTOR_LIST, __DTOR_LIST); Do not provide
5390 initializers is some circumstances.
5392 * fixinc/inclhack.def (endif_label): Add additional selector for
5393 more bogus stuff after #endif statements.
5394 * fixinc/inclhack.sh, fixinc/fixincl.x: Rebuilt.
5396 Thu Jun 10 20:44:36 1999 Mumit Khan <khan@xraylith.wisc.edu>
5398 * i386/cygwin.h (SET_ASM_OP): Define.
5400 Thu Jun 10 20:37:57 1999 Mumit Khan <khan@xraylith.wisc.edu>
5402 * reg-stack.c (stack_reg_life_analysis): Find all the RETURN insns.
5404 Thu Jun 10 19:23:00 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
5406 * sh.h (TARGET_HARWARD, TARGET_HARVARD): Changed the former to the
5409 * sh.md (ic_invalidate_line_i): Remove second alternative.
5411 Thu Jun 10 06:55 1999 Bruce Korb <ddsinc09@ix.netcom.com>
5413 *fixinc/inclhack.def(sun_auth_proto): We do not know how to
5414 test for the presence of valid prototypes. Delete bypass expr.
5415 (ioctl_fix_ctrl): Correct the selection expression.
5416 (no_double_slash): Correct quoting rules
5417 *fixinc/fixincl.x: regen
5418 *fixinc/inclhack.sh: regen
5420 Thu Jun 10 15:08:15 1999 Nick Clifton <nickc@cygnus.com>
5422 * config/arm/arm.c (struct all_cores): Add ARM920 and ARM920t.
5424 Wed Jun 9 15:57:57 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
5426 * rs6000.md (movsi_got_internal_mem): Delete.
5427 * rs6000.h (CONDITIONAL_REGISTER_USAGE): Mark PIC_OFFSET_TABLE_REGNUM.
5428 (GOT_TOC_REGNUM): Delete.
5429 (PIC_OFFSET_TABLE_REGNUM): Define.
5430 (FINALIZE_PIC): Disable.
5431 * rs6000.c (rs6000_got_register): New code for fixed pic register.
5432 (rs6000_replace_regno): Delete.
5433 (rs6000_finalize_pic): Likewise.
5434 (output_prolog): Handle PIC_OFFSET_TABLE_REGNUM.
5436 Wed Jun 9 19:44:26 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
5438 * loop.c (loop_insn_first_p): Don't compare LUIDs when P
5439 is a note; use <= for the compare; advance P while it is
5442 Wed Jun 9 13:12:24 1999 Jeffrey A Law (law@cygnus.com)
5444 * fixinc/inclhack.def (no_double_slash): Fix quoting for test.
5445 * fixinc/inclhack.sh, fixinc/fixincl.x, fixinc/fixincl.sh; Rebuilt.
5447 * varasm.c (remove_from_pending_weak_list): Verify t->name
5448 is non-NULL before passing it to strcmp.
5450 Wed Jun 9 06:50 1999 Bruce Korb <ddsinc09@ix.netcom.com>
5452 *fixinc/inclhack.def(sun_auth_proto): bypass the patch if
5453 the typed arguments are not part of a comment
5454 (ioctl_fix_ctrl): Added a purpose comment
5455 *fixinc/fixincl.x: regenerate
5456 *fixinc/inclhack.sh: regenerate
5458 Wed Jun 9 22:57:02 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
5460 * invoke.texi: Add C4x invocation docs.
5462 Wed Jun 9 22:34:38 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
5464 * config/c4x/c4x.h (TARGET_EXPOSE_LDP, LEGITIMIZE_RELOAD_ADDRESS):
5466 * config/c4x/c4x.c (c4x_emit_move_sequence, src_operand): Use
5468 (c4x_legitimize_reload_address): New function.
5469 * config/c4x/c4x.md: Update docs.
5471 Wed Jun 9 04:14:48 1999 Jeffrey A Law (law@cygnus.com)
5473 * fixincludes: Avoid removing '.'.
5474 * fixinc/fixinc.svr4: Likewise.
5475 * fixinc/fixinc.winnt: Likewise.
5476 * fixinc/inclhack.tpl: Likewise.
5477 * fixinc/fixincl.sh, fixinc/inclhack.sh: Rebuilt.
5479 1999-06-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5481 * fixinc/inclhack.def (sun_catmacro): Escape parens in the select
5483 * fixinc/fixincl.x, fixinc/inclhack.sh: Rebuilt.
5485 Wed Jun 9 03:10:34 1999 Mumit Khan <khan@xraylith.wisc.edu>
5487 * c-pragma.c (handle_pragma_token): Handle `#pragma pack()'
5490 Tue Jun 8 13:06:15 1999 Jim Wilson <wilson@cygnus.com>
5492 * configure.in (rs6000-ibm-aix4.[12]*): Change rx6000 to rs6000.
5493 * configure: Regenerate.
5495 Tue Jun 8 05:47:48 1999 Richard Earnshaw (rearnsha@arm.com)
5497 * optabs.c (expand_cmplxdiv_wide): Use expand_abs to get the absolute
5500 Mon Jun 7 22:30:37 1999 Jeffrey A Law (law@cygnus.com)
5502 * fixinc/inclhack.def (avoid_bool): Also catch
5503 "typedef [unsigned] int bool".
5504 * fixinc/inclhack.sh, fixinc/fixincl.x, fixinc/fixincl.sh: Rebuilt.
5506 * m68k/x-hp3bsd44: Delete obsolete and incorrect file.
5507 * configure.in (m68k-hp-bsd4.4): No longer use x-hp3bsd44.
5508 * configure: Rebuilt.
5510 Mon Jun 7 22:05:03 1999 Mark Kettenis <kettenis@gnu.org>
5512 * config/i386/gnu.h: Include <gnu.h> right after <i386/linux.h>,
5513 such that we can override its definitions if necessary.
5514 (CPP_SPEC): New define. Support processor specific predefines via
5516 (CC1_SPEC): New define. Support processor specific compiler
5517 options via %(cc1_cpu).
5518 (STARTFILE_SPEC): New define. Use crt0.o instead of crt1.o for
5521 1999-06-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5523 * fixinc/inclhack.def (math_gcc_ifndefs): Insert whitespace
5524 between sed's -e flag, and the open-quote following it.
5525 * fixinc/fixincl.x, fixinc/fixincl.sh: Rebuilt.
5527 Mon Jun 7 20:34:20 1999 Robert Lipe <robertlipe@usa.net>
5528 Jeffrey A Law (law@cygnus.com)
5530 * varasm.c (assemble_start_function): Remove the function
5531 from the pending weak decls list when we define a function.
5532 (assemble_variable): Similarly for variables.
5533 (weak_finish): Ignore items on the list with a NULL name.
5534 (remove_from_ending_weak_list); New function to "remove" an item
5535 from the pending weak declarations list.
5537 Mon Jun 7 19:27:07 1999 Jerry Quinn <jquinn@nortelnetworks.com>
5539 * pa.md (fmpyfadd, fmpynfadd, fnegabs): New patterns.
5541 Mon Jun 7 14:07:39 1999 Dave Brolley <brolley@cygnus.com>
5543 * c-lex.c (GETC): Redefine to call getch.
5544 (UNGETC): Redefine to call put_back.
5545 (putback_buffer): New structure type.
5546 (putback): New static structure.
5547 (getch): New function.
5548 (put_back): New function.
5549 (yylex): Replace unused bytes from bad multibyte character.
5551 Mon Jun 7 13:33:39 1999 Dave Brolley <brolley@cygnus.com>
5553 * cpplib.c (do_define): Cast `alloca' return value.
5554 (do_include, do_undef, do_pragma): Likewise.
5555 * cpphash.c (dump_definition): Cast `xstrdup' and `alloca' return
5557 * cppfiles.c (initialize_input_buffer): Cast `xmalloc' return values.
5558 * gcc/cppspec.c (lang_specific_driver): Cast xmalloc return value.
5560 Sun Jun 6 11:58:34 1999 Jakub Jelinek <jj@ultra.linux.cz>
5562 * sparc.md (abstf2): This should be an expand.
5563 (split after abstf2_notv9): Fix mode.
5564 (abstf2_hq_v9): New pattern.
5565 (abstf2_v9): Only use when no hard quad.
5566 (absdf2_v9): Fix if target is not the same as source.
5567 (ashrsi3_extend, ashrsi3_extend2, lshrsi3_extend, lshrsi3_extend2):
5568 Add correct output constraints.
5570 Sat Jun 5 17:04:16 1999 Craig Burley <craig@jcb-sc.com>
5572 From Dave Love to egcs-patches on 20 May 1999 17:38:38 +0100:
5573 * invoke.texi: Clarify text vis-a-vis Intel CPUs.
5575 Sat Jun 5 12:11:24 1999 Mark Mitchell <mark@codesourcery.com>
5577 * mips.h (mips_output_conditional_branch): New function.
5578 (mips_adjust_insn_length): Likewise.
5579 (ASSEMBLER_SCRATCH_REGNUM): New macro.
5580 (ADJUST_INSN_LENGTH): Likewise.
5581 * mips.c (print_operand): Add `F' and `W' for floating-point
5583 (machine_dependent_reorg): Adjust MIPS16 code; instruction-lengths
5585 (mips_adjust_insn_length): New function.
5586 (mips_output_conditional_branch): New function.
5587 * mips.md (length): Adjust attribute definition to handle
5588 conditional branches. Change lengths to bytes, rather than
5589 instructions throughout. Remove length attribute from
5590 instructions whose length is four bytes, and rely on the default
5592 (dslot): Fix typo in comment.
5593 Reword conditional branch patterns to use
5594 mips_output_conditional_branch.
5596 Fri Jun 4 13:30:27 1999 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5598 * alpha/osf.h (CPP_SUBTARGET_SPEC): Handle -threads.
5599 (LIB_SPEC): Likewise.
5600 Link with -lprof1_r for -g/-pg.
5602 1999-06-04 Andreas Schwab <schwab@issan.cs.uni-dortmund.de>
5604 * loop.c (check_dbra_loop): Fix change of Jan 19.
5606 Fri Jun 4 00:12:40 1999 Marc Espie <espie@cvs.openbsd.org>
5608 * freebsd-elf.h (SWITCH_TAKES_ARG): Redefine, not define.
5609 (STARTFILE_SPEC): Define, override the svr4.h version.
5610 (ENDFILE_SPEC): Likewise.
5612 Thu Jun 3 23:58:55 1999 Jeffrey A Law (law@cygnus.com)
5614 * fixinc/inclhack.def (limits_ifndefs): Also apply to sys/limits.h
5615 * fixinc/fixincl.x: Regenerated.
5616 * fixinc/inclhack.sh: Regenerated.
5618 Fri Jun 4 05:42:23 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
5620 * sh.c (barrier_align): Don't return early for normal branch/barrier
5621 when optimizing for SH2.
5623 Thu Jun 3 22:27:50 1999 Robert Lipe <robertlipe@usa.net>
5625 * i386/udk.h (LINK_SPEC): Correct linker search path for
5628 Fri Jun 4 03:20:40 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
5630 * sh.c (fixup_addr_diff_vecs): Emit braf reference label.
5631 (braf_label_ref_operand): Delete.
5632 * sh.h (PREDICATE_CODES): Remove braf_label_ref_operand.
5633 * sh.md (casesi_jump_2): Operand1 is now the inside of a
5634 label_ref, and has no predicate.
5635 The patten has a predicate to guard against invalid substitutions.
5636 (dummy_jump): Delete.
5637 (casesi): Update use of casesi_jump_2.
5639 Thu Jun 3 07:48 1999 Bruce Korb <ddsinc09@ix.netcom.com>
5641 *fixinc/inclhack.def(Io_Def_Quotes): corrected sed expression
5642 *fixinc/fixincl.x: regenerate
5643 *fixinc/inclhack.sh: regenerate
5645 Thu Jun 3 02:15:07 1999 Jason Merrill <jason@yorick.cygnus.com>
5647 * dwarf2out.c (add_incomplete_type): New fn.
5648 (gen_struct_or_union_type_die): Call it.
5649 (retry_incomplete_types): New fn.
5650 (dwarf2out_finish): Call it.
5652 Thu Jun 3 01:19:03 1999 Jeffrey A Law (law@cygnus.com)
5654 * gcse.c (insert_insn_end_bb): Correct placement of insns when the
5655 current block starts with a CODE_LABEL and ends with a CALL and
5656 we can not find all the argument setup instructions for the CALL.
5658 Wed Jun 2 15:44:15 1999 Mark Mitchell <mark@codesourcery.com>
5661 * fold-const.c (fold): STRIP_NOPS when deciding whether or not
5662 something is a candidate for optimize_bit_field_compare.
5664 Wed Jun 2 21:53:05 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
5666 * sh.h (CONST_OK_FOR_I, CONST_OK_FOR_L): Cast VALUE to HOST_WIDE_INT.
5668 Wed Jun 2 12:25:55 1999 Richard Henderson <rth@cygnus.com>
5670 * alpha.c (override_options): Thinko in last patch.
5672 * alpha/osf.h (CPP_SUBTARGET_SPEC): Define.
5673 (LIB_SPEC): Recognize -pthread.
5675 Wed Jun 2 08:42:55 1999 Nick Clifton <nickc@cygnus.com>
5677 * config/arm/tcoff.h (USER_LABEL_PREFIX): Synchronise with
5678 definition in config/arm/coff.h
5679 * config/arm/coff.h: Add comment about USER_LABEL_PREFIX.
5681 Wed Jun 2 07:07 1999 Bruce Korb <ddsinc09@ix.netcom.com>
5683 * fixinc/fixincl.c(global def): Add FD_SHELL_SCRIPT to mark
5684 fixes that need "file=xxx\n" prepended before invocation
5685 (start_fixer - new): starting the fixer process is complex enough
5686 to warrent its own routine. It prepends the "file=xxx\n" stuff.
5687 (process): uses the new routine; omit usage of putenv()
5688 * fixinc/fixincl.tpl: mark shell scripts with FD_SHELL_SCRIPT
5689 * fixinc/fixincl.x: regenerate
5691 Wed Jun 2 02:29:07 1999 Jeffrey A Law (law@cygnus.com)
5693 * README, configure.in, gcc.1, gcc.texi: Update name (egcs -> gcc)
5694 and version #s (1.1 -> 2.96) as needed.
5695 * README.g77: Kill way out of date file in the toplevel directory.
5697 Wed Jun 2 00:52:34 1999 David O'Brien <obrien@FreeBSD.org>
5699 * configure.in (i[34567]86-*-freebsdelf): Don't include linux.h,
5700 i386/freebsd-elf.h no longer requires it. Instead include svr4.h.
5701 * configure: Rebuilt.
5702 * i386/freebsd-elf.h (DEFAULT_VTABLE_THUNKS): Define.
5703 (ASM_COMMENT_START, ASM_APP_ON, ASM_APP_OFF, SET_ASM_OP): Likewise.
5704 (PREFERRED_DEBUGGING_TYPE, WCHAR_UNSIGNED): Likewise.
5705 (SWITCH_TAKES_ARG): Likewise.
5706 * i386/freebsd.h: Remove FREEBSD_NATIVE support.
5707 * config/t-freebsd: Moved from config/i386/ so it can used for all
5710 Mon May 31 02:22:55 1999 Philippe De Muyter <phdm@macqel.be>
5712 * m68k/x-mot3300 (XCFLAGS): Fixed to match stb.o, not f/stb.o.
5714 Wed Jun 2 00:08:34 1999 Robert Lipe <robertlipe@usa.net>
5716 * configure.in (i[34567]86-*-udk*): Install headers with cpio.
5717 * configure: Rebuilt.
5719 Tue Jun 1 19:06:22 1999 David Edelsohn <edelsohn@gnu.org>
5721 * rs6000/aix41.h (RS6000_CALL_GLUE): Define.
5722 * rs6000/aix43.h (RS6000_CALL_GLUE): Likewise.
5723 * rs6000/rs6000.c (rs6000_file_start): Use putc.
5724 (rs6000_output_load_toc_table): Same.
5725 (output_prolog, output_mi_thunk): Same.
5726 * rs6000/rs6000.h (SELECT_SECTION): Formatting.
5727 (ASM_GLOBALIZE_LABEL): Use putc.
5729 Mon May 31 15:23:23 1999 Richard Henderson <rth@cygnus.com>
5731 * alpha.md (reload_*_help): New patterns and splitters.
5732 (reload_*): Use them.
5733 (mov[qh]i): Likewise.
5735 Mon May 31 11:48:07 1999 Mark Mitchell <mark@codesourcery.com>
5737 * cccp.c (handle_directive): Handle backslash-newlines in quoted
5740 Mon May 31 09:36:11 1999 Cort Dougan <cort@cs.nmt.edu>
5742 * rs6000/linux.h (LINK_SPEC): Use emulation elf32ppclinux.
5744 Mon May 31 11:40:20 EDT 1999 John Wehle (john@feith.com)
5746 * flow.c (mark_regs_live_at_end, insn_dead_p,
5747 mark_set_1, mark_used_regs): Only give FRAME_POINTER_REGNUM
5748 and HARD_FRAME_POINTER_REGNUM special treatment if reload
5749 hasn't run or the frame pointer is needed.
5750 * haifa-sched.c (attach_deaths): Likewise.
5751 * sched.c (attach_deaths): Likewise.
5753 Mon May 31 00:46:17 1999 Jeffrey A Law (law@cygnus.com)
5755 * jump.c (jump_optimize_1): Only set CAN_REACH_END if
5756 calculate_can_reach_end returns nonzero.
5758 * configure.in (native gas tests): Search for an assembler in the
5759 same manner that the installed compiler will.
5760 * configure: Rebuilt.
5761 * tm.texi (MD_EXEC_PREFIX): Note need to update configure.in too.
5763 * alias.c (find_base_term): Improve handling of addresses
5764 constructed from binary operations.
5766 Sun May 30 14:29:17 1999 Eric Raskin (ehr@listworks.com)
5768 * dgux.h (STARTFILE_SPEC): Fix incorrectly matched curly-braces.
5770 Sun May 30 14:19:13 1999 Jeffrey A Law (law@cygnus.com)
5772 * function.h (cleanup_label, frame_offset): Declare.
5773 (tail_recursion_label, tail_recursion_reentry): Likewise.
5774 (arg_pointer_save_area, rtl_expr_chain): Likewise.
5775 * stmt.c (cleanup_label, frame_offset): Delete extern declarations.
5776 (tail_recursion_label, tail_recursion_reentry): Likewise.
5777 (arg_pointer_save_area, rtl_expr_chain): Likewise.
5779 Sat May 29 19:08:10 1999 Philip Blundell <philb@gnu.org>
5781 * config/arm/aout.h (ASM_OUTPUT_ALIGN): Only define if not already
5783 * config/arm/elf.h (ASM_OUTPUT_ALIGN): Define.
5784 (MAX_OFILE_ALIGNMENT): Define.
5786 Fri May 28 21:40 1999 Robert Lipe <robertlipe@usa.net>
5788 * fixincl.c: Replace local include scheme with #includes of
5789 gansidecl.h and system.h.
5790 * procopen.c: Likewise.
5791 * server.c: Likewise.
5793 Fri May 28 03:47:03 1999 Eric Raskin (ehr@listworks.com)
5795 * i386/t-dgux (EXTRA_PARTS): Add crti.o
5796 (crti.o): Add build rule and dependencies.
5797 * fixinc/fixinc.dgux: Use modified _int_varargs.h
5799 Fri May 28 03:41:02 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
5801 * rs6000/sysv4.h (CC1_SPEC): Add support for -profile
5802 (LIB_LINUX_SPEC): Likewise.
5803 (LIB_LINUX_SPEC): Add support for -pthread
5804 (CPP_OS_LINUX_SPEC): Likewise.
5805 (CPP_SYSV_SPEC): Avoid redefinitions if both -fpic and -fPIC are
5808 Thu May 27 13:04:52 1999 H.J. Lu (hjl@gnu.org)
5810 * i386.c (output_fp_cc0_set): Don't check the JUMP_INSN code for
5812 (notice_update_cc, output_float_compare): Enable TARGET_CMOVE support.
5813 (output_float_compare, output_fp_cc0_set): Fix the FLOAT comparison
5814 for IEEE math and CC_FCOMI.
5815 (put_jump_code): No IEEE if CC_FCOMI is set.
5817 1999-05-27 Andreas Schwab <schwab@issan.cs.uni-dortmund.de>
5819 * fold-const.c (fold_truthop): Make the field reference unsigned
5820 when converting a single bit compare.
5822 Thu May 27 02:40:48 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
5824 * loop.c (strength_reduce): Don't do biv->giv conversion on constants.
5826 Thu May 27 02:09:27 1999 Jeffrey A Law (law@cygnus.com)
5828 * varasm.c (STRIP_NAME_ENCODING): Remove default definition.
5829 * output.h (STRIP_NAME_ENCODING): Strip '*' like the old varasm
5832 * reload.c (push_reload): Do not call remove_address_replacements
5833 when presented with identical optional reloads.
5835 Wed May 26 14:18:05 1999 Richard Henderson <rth@cygnus.com>
5837 * alpha.h (MASK_FIX, TARGET_FIX): New.
5838 (MASK_*): Reorganize constants.
5839 (CPP_AM_FIX_SPEC): New.
5840 (TARGET_SWITCHES): Add FIX.
5841 (EXTRA_SPECS): Likewise.
5842 (CPP_CPU_EV6_SPEC): Use FIX, not CIX.
5843 (SECONDARY_MEMORY_NEEDED): Likewise.
5844 (REGISTER_MOVE_COST): Likewise.
5845 * alpha.c (override_options): Add FIX support. Always use
5846 ALPHA_TP_PROG for ev6.
5847 * alpha.md (sqrt and mov[sd]i patterns): Use FIX, not CIX.
5848 * alpha/elf.h (ASM_FILE_START): Look at FIX too.
5849 * configure.in (target_cpu_default2) [ev6]: Use FIX, not CIX.
5851 Wed May 26 09:53:05 1999 Mark Mitchell <mark@codesourcery.com>
5853 * fold-const.c (fold): STRIP_NOPS when deciding whether or not
5854 something is a candidate for optimize_bit_field_compare.
5856 Wed May 26 09:40:02 1999 Mark Mitchell <mark@codesourcery.com>
5858 * gcc.texi (Passes): Document branch-shortening.
5859 * invoke.texi (Debugging Options): Document the fact that `-dp'
5860 outputs length information for instructions.
5862 Wed May 26 08:49:31 1999 Nick Clifton <nickc@cygnus.com>
5864 * flow.c: Revert previous delta.
5866 Wed May 26 06:05:10 1999 Nick Clifton <nickc@cygnus.com>
5868 * flow.c (insn_dead_p): Check against frame_pointer_rtx not
5869 FRAME_POINTER_REGNUM.
5870 (mark_set_1): Ditto.
5871 (mark_used_regs): Ditto.
5873 Wed May 26 02:19:31 1999 Philip Blundell <pb@nexus.co.uk>
5875 * arm.h (NEED_PLT_GOT): Fix mistake in last change.
5876 (GOT_PCREL): New macro. Define to 1 if not already defined.
5877 * arm/elf.h (GOT_PCREL): Define to 0.
5878 * arm.c (arm_finalize_pic): Take into account the setting of
5881 Tue May 25 14:06:06 1999 Jeffrey A Law (law@cygnus.com)
5883 * output.h (STRIP_NAME_ENCODING): Provide default definition.
5884 * dwarf2out.c (ASM_NAME_TO_STRING): Use STRIP_NAME_ENCODING.
5886 * flow.c (mark_set_1): Do not record BLKmode stores as dead
5887 store elimination candidates.
5889 Tue May 25 08:55:57 1999 Gavin Romig-Koch <gavin@cygnus.com>
5891 * config/mips/mips.h (ASM_OUTPUT_DOUBLE_INT) : Use 'dword' if
5894 Mon May 24 20:30:08 1999 Jim Wilson <wilson@cygnus.com>
5896 * configure.in (rs6000-ibm-aix4.[12]*): Delete use of aix41-gld.h.
5897 Add use of x-aix41-gld.
5899 Mon May 24 16:44:09 1999 Jakub Jelinek <jj@ultra.linux.cz>
5901 * sparc/linux64.h (ASM_OUTPUT_CONSTRUCTOR): Define.
5902 (ASM_OUTPUT_DESTRUCTOR): Define.
5904 Mon May 24 14:35:24 1999 Jeffrey A Law (law@cygnus.com)
5906 * loop.c (strength_reduce): Do not clear NOT_EVERY_ITERATION at the
5907 last CODE_LABEL in a loop if we have previously passed a jump
5908 to the top of the loop.
5910 Mon May 24 07:56:29 1999 Nick Clifton <nickc@cygnus.com>
5912 * config/arm/arm.h (OUTPUT_INT_ADDR_CONST): Fix blunder made when
5913 applying Philip's patch.
5915 Mon May 24 01:02:12 1999 Mark Mitchell <mark@codesourcery.com>
5917 * stmt.c (expand_end_bindings): Ignore any elements of VARS that
5920 Sun May 23 20:31:16 1999 Jeffrey A Law (law@cygnus.com)
5922 * loop.c (strength_reduce): Grow reg_single_usage as needed.
5924 Sun May 23 10:13:20 1999 David O'Brien <obrien@FreeBSD.org>
5926 * i386/freebsd-elf.h (LINK_SPEC): Change -static to -Bstatic.
5927 Also remove a useless comment.
5929 Sun May 23 10:05:23 1999 Jerry Quinn <jquinn@nortelnetworks.com>
5931 * pa.md (negdf2,negsf2): Use fneg instead of fsub on pa 2.0.
5933 Sat May 22 21:02:06 1999 David Edelsohn <edelsohn@gnu.org>
5935 * collect2.c (main): Only generate import or export file and add
5936 to link arguments if non-empty. Use xmalloc not alloca.
5937 (write_{export,import}_file): Delete.
5938 (write_aix_file): New function.
5939 (locatelib): Use xmalloc not malloc.
5940 (GCC_OK_SYMBOL): Do not check type if aix64.
5942 Sat May 22 09:35:51 1999 Philip Blundell <pb@nexus.co.uk>
5944 Based on patch by Scott Bambrough and Pat Beirne:
5945 * config/arm/arm.c (making_const_table): New variable.
5946 * config/arm/arm.h (making_const_table): Declare.
5947 (OUTPUT_INT_ADDR_CONST): Mark symbols as position independent if
5949 * config/arm/arm.md (consttable_4, consttable_8, consttable_end):
5950 Keep track of when we are building the constant table.
5952 Sat May 22 09:34:22 1999 Philip Blundell <pb@nexus.co.uk>
5954 * config/arm/arm.c (arm_override_options): Fix erroneous warning
5957 Sat May 22 09:06:33 1999 Nick Clifton <nickc@cygnus.com>
5959 * config/arm/arm.h (NEED_PLT_GOT): Only define if not already
5962 Sat May 22 07:17:05 1999 Nick Clifton <nickc@cygnus.com>
5964 * tm.texi (FUNCTION_ARG): Correct description of a stack element
5967 Sat May 22 01:27:49 1999 Mark Mitchell <mark@codesourcery.com>
5969 * expr.h (lang_expand_constant): Guard with #ifdef TREE_CODE.
5971 Fri May 21 21:19:02 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
5973 * rs6000.c (output_mi_thunk): Enable full support again.
5975 Fri May 21 20:09:52 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
5977 * sh.h (BRANCH_COST): Define.
5979 Thu May 20 10:00:42 1999 Stephen L Moshier <moshier@world.std.com>
5981 * Makefile.in (GCC_FOR_TARGET): Add -I$(build_tooldir)/include.
5983 Thu May 20 09:58:57 1999 Jan Hubicka <hubicka@freesoft.cz>
5985 * function.c (assign_stack_local): Align stack slot propertly.
5986 (assign_outer_stack_local): Likewise.
5988 Thu May 20 10:38:43 1999 Mark Mitchell <mark@codesourcery.com>
5990 * expr.h (lang_expand_constant): Declare.
5991 * toplev.c (lang_expand_constant): Define it.
5992 * varasm.c (output_constant): Use it.
5994 Thu May 20 11:28:53 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5996 * optabs.c (expand_cmplxdiv_straight, expand_cmplxdiv_wide):
5997 Change function definitions to K&R style.
5999 Thu May 20 08:16:39 1999 Bruce Korb <ddsinc09@ix.netcom.com>
6001 * fixinc/fixincl.c: We must not ignore SIGCLD now.
6003 Thu May 20 07:06:39 1999 Alexandre Oliva <aoliva@acm.org>
6005 * fixinc/Makefile.in(gnu-regex.o): add $(INCLUDES) to compile options
6006 * fixinc/fixincl.c(wait_for_pid): K&R-ify arguments
6007 (several places): omit static initialization
6008 (process): use single fd, since only the read fd is used
6009 * fixinc/gnu-regex.c: define 'const' away, if not supported
6010 * fixinc/procopen.c(several places): omit static initialization
6011 * fixinc/server.c: define 'volitile' away, if not supported
6013 1999-05-20 Andreas Schwab <schwab@issan.cs.uni-dortmund.de>
6015 * config/dbxcoff.h (DBX_OUTPUT_MAIN_SOURCE_FILE_END): Use
6016 asm_fprintf and %L to generate the label name.
6017 * config/dbxelf.h (DBX_OUTPUT_MAIN_SOURCE_FILE_END): Likewise.
6018 (ASM_OUTPUT_SOURCE_LINE): Correct generation of internal labels.
6020 Thu May 20 01:40:55 1999 Jeffrey A Law (law@cygnus.com)
6022 * jump.c (can_reverse_comparison_p): Do not abort if the comparison
6023 insn for a conditional jump can not be found.
6025 Wed May 19 23:58:58 1999 Jeffrey A Law (law@cygnus.com)
6027 * mips.h (ENCODE_SECTION_INFO): Do not perform GP optimizations
6028 on variables in specific sections other than .sbss and .sdata.
6030 Wed May 19 03:56:56 1999 Mark Mitchell <mark@codesourcery.com>
6032 * stmt.c (expand_return): Call start_cleanup_deferral and
6033 end_cleanup_deferral around conditional code.
6035 Wed May 19 08:40:08 1999 Bruce Korb <ddsinc09@ix.netcom.com>
6037 * fixinc/fixincl.tpl: Avoid depending on ANSI C features for
6038 filename lists. Utilizes new "krstr" AutoGen function.
6039 * fixinc/fixincl.x: Rebuilt.
6041 Wed May 19 02:47:11 1999 Jan Hubicka (hubicka@freesoft.cz)
6043 * i386.c (output_float_compare): Avoid GNU-C extensions.
6045 Wed May 19 00:34:40 1999 Jeffrey A Law (law@cygnus.com)
6047 * version.c: Bump to distinguish mainline tree from the
6050 See ChangeLog.1 for earlier changes.
6053 add-log-time-format: current-time-string