1 Tue Sep 14 18:14:03 1999 Richard Henderson <rth@cygnus.com>
3 * ggc-common.c (ggc_mark_tree): Mark DECL_SOURCE_FILE and
6 Tue Sep 14 16:47:08 1999 Mark Mitchell <mark@codesourcery.com>
8 * except.c (expand_eh_region_start_for_decl): Use NOTE_EH_HANDLER,
10 (expand_eh_region_end): Likewise.
11 (find_exception_handler_labels): Likewise.
12 (scan_region): Likewise.
13 (exception_optimize): Likewise.
14 (update_rethrow_references): Likewise.
15 (set_insn_eh_region): Likewise.
16 * final.c (final_scan_insn): Likewise.
17 * flow.c (make_edges): Likewise.
18 * integrate.c (expand_inline_function): Likewise.
19 * print-rtl.c (print_rtx): Likewise.
21 Tue Sep 14 16:30:16 1999 Richard Henderson <rth@cygnus.com>
23 * ginclude/stdarg.h, ginclude/varargs.h: Implement in
24 terms of builtin functions and types.
26 * mips.c (mips_build_va_list): New.
27 (mips_va_start, mips_va_arg): New.
28 * mips.h (BUILD_VA_LIST_TYPE): New.
29 (EXPAND_BUILTIN_VA_START, EXPAND_BUILTIN_VA_ARG): New.
31 * sh.c (sh_builtin_saveregs): Use get_varargs_alias_set.
32 (sh_build_va_list, sh_va_start, sh_va_arg): New.
33 * sh.h (BUILD_VA_LIST_TYPE): New.
34 (EXPAND_BUILTIN_VA_START, EXPAND_BUILTIN_VA_ARG): New.
36 Tue Sep 14 16:20:24 1999 Richard Henderson <rth@cygnus.com>
38 * recog.h (struct recog_data): Make dup_num, operand_address_p,
39 n_operands, n_dups, n_alternatives `char' instead of `unsigned char'.
40 (struct insn_data): Likewise with n_operands, n_dups,
41 n_alternatives, output_format.
42 * regclass.c (scan_one_insn): Cast n_operands to int before
43 arithmetic inside comparison.
45 Tue Sep 14 15:13:36 1999 Richard Henderson <rth@cygnus.com>
47 * toplev.c (compile_function): Unconditionally emit nop.
49 Tue Sep 14 14:41:47 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
51 * haifa-sched.c (actual_hazard): Move declaration of variable
52 `this_cost' into the scope where it is used.
54 Tue Sep 14 14:14:28 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
56 * c-pragma.c (handle_pragma_token): Wrap variables `name' and
57 `value' in HANDLE_PRAGMA_WEAK. Wrap variable `align' in
58 HANDLE_PRAGMA_PACK||HANDLE_PRAGMA_PACK_PUSH_POP.
60 * genrecog.c (make_insn_sequence): Call memset, not bzero.
62 * jump.c (find_insert_position): Don't declare or define unless
63 !HAVE_conditional_arithmetic.
64 (returnjump_p_1, delete_prior_computation): Add static prototypes.
66 * mips-tdump.c (fatal, fancy_abort, main): Add extern prototypes.
68 * recog.c (offsettable_address_p): Prototype function pointer.
69 (preprocess_constraints): Call memset, not bzero.
71 * tree.c (tree_node_kind_names): Constify a char*. Make static.
72 (gcc_obstack_init): Don't declare.
73 (fix_sizetype): Add static prototype.
74 (gcc_obstack_init): Use prototype casts in call to _obstack_begin.
75 (tree_cons): Call memset, not bzero.
77 * varasm.c (remove_from_pending_weak_list): Wrap declaration and
78 definition in macro ASM_WEAKEN_LABEL.
79 (mark_const_hash_entry): Add static prototype.
81 Tue Sep 14 12:22:50 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
83 * c-lex.c (handle_generic_pragma): Remove unused variable `c'.
85 * unroll.c (find_common_reg_term, subtract_reg_term,
86 loop_find_equiv_value): Add static prototypes.
87 (unroll_loop): Wrap variable `prev' in macro HAVE_cc0.
88 (copy_loop_body): Remove unreachable break statement.
90 * sparc.c (sparc_va_arg): Remove unused variable `tmp'.
92 * sparc.h (sparc_va_start, sparc_va_arg): Add extern prototypes.
94 Tue Sep 14 15:28:00 1999 Bernd Schmidt <bernds@cygnus.co.uk>
96 Undo some changes from the gcc2 merge:
97 * rtl.def (CONSTANT_P_RTX): Fix the comment for this rtx code.
98 * emit-rtl.c (gen_rtx_REG): Don't test special reg rtx's for null
102 Sat Oct 3 07:20:28 1998 Stephen L Moshier <moshier@world.std.com>
103 * emit-rtl.c (gen_lowpart_common): Disable optimization of
104 initialized float-int union if the value is a NaN.
106 Tue Sep 14 04:03:44 1999 Mumit Khan <khan@xraylith.wisc.edu>
108 * gthr-win32.h: New file.
110 * i386/winnt.c (i386_pe_valid_decl_attribute_p): Recognize
111 shared as a valid attribute.
112 * i386/cygwin.h (ASM_OUTPUT_SECTION): Handle shared attribute.
113 * extend.texi: Document `shared' variable attribute.
115 Tue Sep 14 04:01:46 1999 Loren Rittle <ljrittle@acm.org>
117 * configure.in: Handle --enable-threads on FreeBSD.
120 Tue Sep 14 03:58:44 1999 Andreas Jaeger <aj@arthur.rhein-neckar.de>
122 * configure.in: Add crtbeginS.o, crtendS.o for mips-linux; add
124 * configure: Rebuilt.
126 Tue Sep 14 03:47:23 1999 Joel Sherrill <joel@OARcorp.com>
127 Charles-Antoine Gauthier <charles.gauthier@iit.nrc.ca>
128 Rosimildo DaSilva <rdasilva@connecttel.com>
130 * configure.in (m68k-*-rtemscoff*): Added.
131 * configure.in (mips64orion-*-rtems*): Converted to ELF.
132 * configure.in (sparc-*-rtemsaout*): Added as alias for old
133 sparc-rtems configuration.
134 * configure.in (sparc-*-rtemself*): Added.
135 * configure.in (sparc-*-rtems*): Now ELF not a.out.
136 * config/i386/rtems.h: Added comment.
137 * config/sparc/rtemself.h: New file.
139 * configure.in (m68k-rtemself): Added.
140 * config/elfos.h: Added ifndef wrapper for DWARF2_DEBUGGING_INFO
141 and DWARF_DEBUGGING_INFO.
142 * config/m68k/crti.s: New file.
143 * config/m68k/crtn.s: New file.
144 * config/m68k/t-crtstuff: New file.
145 * config/m68k/rtemself.h: New file.
147 * configure.in (i[[34567]]86-*-rtemself*): Now uses crtstuff for
148 global ctor/dtor and C++ exception handling.
149 * config/i386/rtemself.h: Now uses crtstuff (crti.o + crtbegin.o)
150 for STARTFILE_SPEC and crtstuff (crtend.o + crtn.o) for
152 * config/i386/t-rtems-i386: New File.
154 Tue Sep 14 09:47:41 1999 Andreas Schwab <schwab@suse.de>
156 * stmt.c (expand_end_case): Return right away if the case stack is
159 Tue Sep 14 01:47:19 1999 Jeffrey A Law (law@cygnus.com)
161 * Makefile.in (version.c): Remove rule incorrectly brought in from
164 Tue Sep 14 01:42:27 1999 Marc Espie <espie@cvs.openbsd.org>
166 * Makefile.in: Prepend $(SHELL) to move-if-change calls.
167 * msdos/top.sed: Take into account a prepended $(SHELL) to
169 * winnt/config-nt.sed: Likewise. Kill bogus substitution.
171 * objc/Make-lang.in: Prepend $(SHELL) to move-if-change calls.
173 Tue Sep 14 01:38:52 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
175 * regmove.c (fixup_match_1): Don't change an unchanging register.
176 (stable_but_for_p): Renamed to:
177 (stable_and_no_regs_but_for_p). Reject unchanging registers too.
180 Tue Sep 14 01:33:15 1999 Andreas Schwab <schwab@suse.de>
182 * loop.c (strength_reduce): Don't call reg_used_between_p if the
183 insn from BL2 is after the insn from BL.
185 Mon Sep 13 21:06:01 1999 Richard Henderson <rth@cygnus.com>
187 * recog.h (INSN_OUTPUT_FORMAT_*): New.
188 (struct insn_data): Merge `template' and `outfun' into `output'.
190 * genoutput.c (INSN_OUTPUT_FORMAT_*): New.
191 (struct data): Remove `outfun'; add `output_format'.
192 (name_for_index): Remove declaration.
193 (output_insn_data): Handle output formats.
194 (process_template): Emit the bare array for @.
195 (gen_expand, gen_split): Set output_format to NONE.
196 * output.h (get_insn_template): Declare.
197 * final.c (get_insn_template): New.
198 (final_scan_insn): Use it.
199 * toplev.c (compile_file): Likewise.
201 * c4x/c4x.c (c4x_process_after_reload): Likewise.
202 * i860/i860.c (output_delayed_branch): Likewise.
203 (output_delay_insn): Likewise.
205 1999-09-13 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
207 * rtl.c (obstack_alloc_rtx): Removed.
209 1999-09-13 17:03 -0700 Zack Weinberg <zack@bitmover.com>
211 * config/gmicro/gmicro.md: Disable move DF->DI anonymous pattern.
213 Mon Sep 13 15:21:46 1999 Richard Henderson <rth@cygnus.com>
215 * i386.c (call_insn_operand): Reject const_int.
216 (expander_call_insn_operand): Use call_insn_operand.
218 Mon Sep 13 17:44:28 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
220 * gcc.c (getrusage): Wrap prototype arguments in PROTO().
222 1999-09-13 12:18 -0700 Zack Weinberg <zack@bitmover.com>
224 * config/i370/i370.md (mulsi, divsi, modsi anonymous insns):
225 Use DImode operation.
227 1999-09-13 12:13 -0700 Zack Weinberg <zack@bitmover.com>
229 * gcc.c: Include sys/resource.h.
230 (report_times): New flag.
231 (execute): If report_times is set, calculate and report the
232 CPU time consumed by each subprocess.
234 (rus, prus): New globals.
235 (option_map): Add --time.
236 (display_help): Document -time.
237 (process_command): Set report_times if -time is given.
238 Turn off -pipe if -time is given.
240 * invoke.texi: Document new option -time.
242 * configure.in: Check for getrusage. Check if we have to
244 * acconfig.h: Add NEED_DECLARATION_GETRUSAGE.
245 * configure: Regenerate.
246 * config.in: Regenerate.
248 Mon Sep 13 12:57:06 1999 Dave Brolley <brolley@cygnus.com>
250 * cppinit.c (append_include_chain): Initialize 'next' and 'alloc'
253 Mon Sep 13 10:01:33 1999 Nick Clifton <nickc@cygnus.com>
255 * config/fp-bit.c: Define L_thenan_sf or L_thenan_df (as
256 appropriate) if FINE_GRAINED_LIBRARIES is not defined.
257 (nan): Return _thenan_sf or _thenan_df as appropriate.
258 (L_thenan_sf): Define _thenan_sf.
259 (L_thenan_df): Define _thenan_df.
261 * Makefile.in (FPBIT_FUNCS): Add _thenan_sf.
262 (DPBIT_FUNCS): Add _thenan_df.
264 Mon Sep 13 09:38:53 1999 Andreas Schwab <schwab@suse.de>
266 * tree.c (fix_sizetype): Exchange the types for TYPE_SIZE and
269 Sun Sep 12 23:28:20 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
271 * Makefile.in (gcc.o, gccspec.o, cppspec.o): Depend on gcc.h.
274 (lang_specific_driver): Don't take a function pointer parameter.
277 * gcc.c: Include gcc.h.
278 (do_spec, fancy_abort,lang_specific_driver,lang_specific_pre_link,
279 lang_specific_extra_outfiles, fatal): Don't declare.
280 (multilib_defaults_raw): Constify.
281 (read_specs): Call memset, rather than bzero.
282 (main): Call return, not exit.
283 (lookup_compiler): Call memcpy, not bcopy.
284 (fatal): Make extern.
286 * cppspec.c: Include gcc.h.
287 (lang_specific_driver): Initialize variable `quote'. Constify a
288 char*. All calls to the function pointer parameter now
289 explicitly call `fatal'.
291 * gccspec.c (lang_specific_driver): Include gcc.h.
293 Sun Sep 12 19:52:10 1999 Richard Earnshaw <rearnsha@arm.com>
295 * arm.c (note_invalid_constants): Use recog_data.operand_type
298 Sun Sep 12 15:53:20 1999 Bernd Schmidt <bernds@cygnus.co.uk>
300 * tree.h (build_common_tree_nodes, build_common_tree_nodes_2):
303 * reload.h (reload_in, reload_out, reload_in_reg, reload_out_reg,
304 reload_reg_class, reload_inmode, reload_outmode, reload_optional,
305 reload_nongroup, reload_inc, reload_opnum, reload_secondary_p,
306 reload_secondary_in_reload, reload_secondary_out_reload,
307 reload_secondary_in_icode, reload_secondary_out_icode,
308 reload_reg_rtx, reload_when_needed): Delete declarations.
309 (struct reload): New structure.
310 (rld): Declare new array.
311 * reload.c (reload_in, reload_out, reload_in_reg, reload_out_reg,
312 reload_reg_class, reload_inmode, reload_outmode, reload_optional,
313 reload_nongroup, reload_inc, reload_opnum, reload_secondary_p,
314 reload_secondary_in_reload, reload_secondary_out_reload,
315 reload_secondary_in_icode, reload_secondary_out_icode,
316 reload_reg_rtx, reload_when_needed): Delete definitions.
318 (whole file): Replace uses of the deleted arrays with uses of rld.
319 * reload1.c (whole file): Replace uses of the deleted arrays with
321 (choose_reload_regs): Copy in/out of save_reload_reg_rtx with
322 explicit loops, not with bcopy.
324 Sun Sep 12 05:00:24 1999 Richard Henderson <rth@cygnus.com>
326 * recog.h (insn_template, insn_outfun, insn_n_operands, insn_n_dups,
327 insn_n_alternatives, insn_operand_constraint, insn_operand_address_p,
328 insn_operand_mode, insn_operand_strict_low, insn_operand_predicate,
329 insn_name): Delete and consolidate into new structures.
330 (insn_operand_predicate_fn): New.
331 (insn_output_fn): New.
333 (struct insn_operand_data): New.
334 (struct insn_data): New.
336 (OUT_FCN): Update for insn_data change.
337 * builtins.c (expand_builtin_strlen): Likewise.
338 (expand_builtin_memcmp): Likewise.
339 * combine.c (make_extraction, simplify_comparison): Likewise.
340 * cse.c (canon_reg, cse_insn): Likewise.
341 * explow.c (allocate_dynamic_stack_space, probe_stack_range): Likewise.
342 * expmed.c (store_bit_field, extract_bit_field): Likewise.
343 (emit_store_flag): Likewise.
344 * expr.c (convert_move, emit_block_move): Likewise.
345 (clear_storage, emit_push_insn, expand_increment): Likewise.
346 (do_store_flag): Likewise.
347 * expr.h (GEN_FCN): Likewise.
348 (insn_gen_function): Die.
349 * final.c (final_scan_insn): Update for insn_data change.
350 (output_asm_name): Likewise.
351 * function.c (fixup_var_refs_1): Likewise.
352 * loop.c (check_dbra_loop): Likewise.
353 * optabs.c (expand_binop, expand_twoval_binop): Likewise.
354 (expand_unop, expand_complex_abs, emit_unop_insn): Likewise.
355 (prepare_cmp_insn, prepare_operand, emit_indirect_jump): Likewise.
356 (emit_conditional_move, gen_add2_insn, gen_sub2_insn): Likewise.
357 * recog.c (validate_replace_rtx_1, extract_insn): Likewise.
358 * regmove.c (gen_add3_insn): Likewise.
359 * reload.c (push_secondary_reload, combine_reloads): Likewise.
360 (find_reloads, find_reloads_address_1): Likewise.
361 (debug_reload_to_stream): Likewise.
362 * reload1.c (emit_reload_insns, gen_reload): Likewise.
363 * stmt.c (expand_end_case): Likewise.
364 * toplev.c (compile_file): Likewise.
366 * c4x/c4x.c (c4x_process_after_reload): Likewise.
367 * i860/i860.c (output_delayed_branch, output_delay_insn): Likewise.
369 * print-rtl.c (insn_name_ptr): Remove declaration.
370 (get_insn_name): Declare.
372 * genoutput.c (insn_name_ptr): Remove.
373 (next_operand_number): New.
374 (struct operand_data): New.
375 (null_operand, odata, odata_end): New.
376 (struct data): Use struct operand_data.
377 (idata, idata_end): Renamed from insn_data and end_of_insn_data.
378 (get_insn_name): Renamed from name_for_index.
379 (output_prologue): Define NO_MD_PROTOTYPES.
380 (output_predicate_decls): Break out from output_epilogue.
381 Iterate over the operands list.
382 (output_operand_data): Break out from output_epilogue. Emit
383 just the operands list.
384 (output_insn_data): Break out from output_epilogue. Emit just
386 (output_epilogue): Remove.
387 (output_get_insn_name): New.
388 (constraints, op_n_alternatives, predicates, address_p): Die.
389 (modes, strict_low, seen): Die.
390 (scan_operands): Take new param `d' instead of writing to
391 seven global variables.
392 (compare_operands): New.
393 (place_operands): New.
394 (validate_insn_alternatives): Update for struct data change.
395 (gen_insn): Don't zero or copy 7 global arrays. Update for
396 scan_operands; call place_operands.
397 (gen_peephole, gen_expand, gen_split): Likewise.
398 (main): Update for new output routines.
400 * genattr.c (insn_name_ptr): Remove.
401 (get_insn_name): New function.
402 * genattrtab.c, gencodes.c, genconfig.c, genemit.c: Likewise.
403 * genextract.c, genflags.c, genopinit.c, genpeep.c: Likewise.
404 * genrecog.c: Likewise.
406 * alpha.md (adddi3): Make `pattern' array static.
408 Sun Sep 12 22:05:21 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
410 * config/c4x/c4x.h (c4x_rpts_cycles_string,
411 c4x_cpu_version_string): Constify char *.
412 * config/c4x/c4x.c (c4x_rpts_cycles_string,
413 c4x_cpu_version_string): Likewise.
415 Sat Sep 11 23:28:33 1999 Richard Henderson <rth@cygnus.com>
417 * tree.c (save_tree_status): Revert 10 Sep change.
418 (restore_tree_status): Likewise. Call obstack_free with NULL
419 before freeing the obstack proper.
421 Sat Sep 11 23:23:46 1999 Richard Henderson <rth@cygnus.com>
423 * cse.c (cse_main): If gc'ing, collect around cse_basic_block.
425 * ggc-simple.c (ggc_pop_context): Fold outstanding bytes into
428 Sat Sep 11 19:52:43 1999 Mark Mitchell <mark@codesourcery.com>
430 * tree.c (type_hash_canon): Put all types in the hash-table, when
433 Sat Sep 11 18:37:04 1999 Richard Henderson <rth@cygnus.com>
435 * recog.h (struct recog_data, recog_data): New.
436 (recog_foo variables): Kill.
437 * recog.c (recog_operand, recog_operand_loc): Kill.
438 (recog_dup_loc, recog_dup_num, recog_n_operands): Kill.
439 (recog_n_dups, recog_n_alternatives, recog_operand_mode): Kill.
440 (recog_constraints, recog_op_type, recog_operand_address_p): Kill.
441 (recog_data): Define.
442 (extract_insn): Update all recog_foo references to use recog_data.
443 (preprocess_constraints, constrain_operands): Likewise.
444 * final.c (final_scan_insn, cleanup_subreg_operands): Likewise.
445 * genattrtab.c (main): Likewise.
446 * genextract.c (main): Likewise.
447 * genoutput.c: Likewise.
448 * genrecog.c (write_subroutine, main): Likewise.
449 * local-alloc.c (block_alloc): Likewise.
450 * reg-stack.c (record_asm_reg_life, subst_asm_stack_regs): Likewise.
451 * regclass.c (scan_one_insn, record_reg_classes): Likewise.
452 * regmove.c (regmove_optimize, find_matches, fixup_match_1): Likewise.
453 * reload.c (find_reloads, find_reloads_toplev): Likewise.
454 * reload1.c (maybe_fix_stack_asms, eliminate_regs_in_insn): Likewise.
455 (reload_cse_simplify_operands): Likewise.
457 * arc/arc.c (arc_final_prescan_insn): Likewise.
458 * arm/arm.c (note_invalid_constants, arm_final_prescan_insn): Likewise.
459 * h8300/h8300.c (notice_update_cc): Likewise.
460 * i386/i386.c (ix86_attr_length_default, ix86_agi_dependant): Likewise.
461 * i860/i860.c (output_delayed_branch, output_delay_insn): Likewise.
462 * mn10200/mn10200.c (notice_update_cc): Likewise.
463 * mn10300/mn10300.c (notice_update_cc): Likewise.
464 * romp/romp.c (update_cc): Likewise.
465 * sparc/sparc.c (check_pic): Likewise.
466 * v850/v850.c (notice_update_cc): Likewise.
468 * genemit.c (main): Don't declare recog_operand.
470 Sat Sep 11 12:41:55 1999 Alex Samuel <samuel@codesourcery.com>
472 * ggc.h (rtvec_def): Forward declare.
473 (tree_node): Likewise.
476 (ggc_set_mark_rtx): Add prototype.
477 (ggc_set_mark_rtvec): Likewise.
478 (ggc_set_mark_tree): Likewise.
479 * ggc-simple.c (ggc_root): Don't define.
480 (roots): Don't declare.
481 (ggc_mark_rtx): Remove.
482 (ggc_mark_rtvec): Likewise.
483 (ggc_mark_tree): Likewise.
484 (ggc_mark_varray): Likewise.
485 (ggc_mark_tree_hash_table_entry): Likewise.
486 (ggc_mark_tree_hash_table): Likewise.
487 (ggc_set_mart_rtx): New function.
488 (ggc_set_mark_rtvec): Likewise.
489 (ggc_set_mark_tree): Likewise.
490 (ggc_add_root): Remove.
491 (ggc_add_rtx_root): Likewise.
492 (ggc_remove_tree_root): Likewise.
493 (ggc_add_string_root): Likewise.
494 (ggc_add_tree_varray_root): Likewise.
495 (ggc_add_tree_hash_table_root): Likewise.
496 (ggc_del_root): Likewise.
497 (ggc_mark_rtx_ptr): Likewise.
498 (ggc_mark_tree_ptr): Likewise.
499 (ggc_mark_string_ptr): Likewise.
500 (ggc_mark_tree_varray_ptr): Likewise.
501 (ggc_mark_tree_hash_table_ptr): Likewise.
502 * ggc-common.c: New file.
503 * Makefile.in (OBJS): Add ggc-common.o.
504 (ggc-common.o): List dependencies.
506 1999-09-10 22:37 -0700 Zack Weinberg <zack@bitmover.com>
508 * cppalloc.c (xstrdup): Use memcpy.
509 * cpperror.c (cpp_print_containing_files): Don't use
511 * cpplib.c (conditional_skip): Set temp->lineno.
512 (do_endif): Make error message less obscure.
513 (if_directive_name): New function.
514 (cpp_get_token [case EOF]): Unwind the if stack and generate
515 error messages for each unterminated conditional in this file.
516 (parse_string): Do not behave differently if -traditional.
518 Fri Sep 10 14:04:07 1999 Richard Henderson <rth@cygnus.com>
520 * builtins.c (expand_builtin_va_arg): Cope with an array-type
521 va_list decomposing to pointer-type.
522 * rs6000.c (rs6000_va_start) Unwrap the ARRAY_TYPE to get at fields.
523 (rs6000_va_arg): Likewise.
525 Fri Sep 10 13:21:21 1999 Jim Wilson <wilson@cygnus.com>
527 * except.c (start_dynamic_handler): Compute size using
530 Fri Sep 10 16:01:23 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
532 * protoize.c: Remove various __STDC__ and POSIX hacks. Don't
533 include directory headers. Don't define strrchr. Don't provide
534 my_* replacement functions. Prefer PTR over `pointer_type'.
535 Don't prototype system functions. Don't redefine getopt.
537 (shortpath, fancy_abort, notice, savestring, dupnstr, substr,
538 safe_read, safe_write, save_pointers, restore_pointers,
539 is_id_char, in_system_include_dir, directory_specified_p,
540 file_excluded_p, unexpand_if_needed, abspath, check_aux_info,
541 find_corresponding_lparen, referenced_file_is_newer,
542 save_def_or_dec, munge_compile_params, gen_aux_info_file,
543 process_aux_info_file, identify_lineno, check_source,
544 seek_to_line, forward_to_next_token_char, output_bytes,
545 output_string, output_up_to, other_variable_style_function,
546 find_rightmost_formals_list, do_cleaning, careful_find_l_paren,
547 do_processing, is_syscalls_file, rename_c_file, find_extern_def,
548 find_static_definition, connect_defs_and_decs, add_local_decl,
549 add_global_decls, needs_to_be_converted, visit_each_hash_node,
550 add_symbol, lookup, free_def_dec, find_file, reverse_def_dec_list,
551 edit_fn_declaration, edit_formals_lists, edit_fn_definition,
552 scan_for_missed_items, edit_file, string_list_cons): Add static
554 (standard_exec_prefix, target_machine, target_version,
555 default_syscalls_dir, string_list, string_list_cons, find_file,
556 do_cleaning): Constify a char*.
557 (safe_read, safe_write): Use PTR, not a char*.
558 (is_id_char): Take an int, not a char.
559 (main): Add prototype. Call return, not exit.
561 Fri Sep 10 16:48:26 1999 Andrew Haley <aph@cygnus.com>
563 * tree.c (type_hash_lookup): Check for equal TYPE_ALIGN fields
564 when comparing types.
566 Fri Sep 10 08:43:32 1999 Richard Henderson <rth@cygnus.com>
568 * loop.c (basic_induction_var): Typo NULL_RTX -> NULL.
569 (strength_reduce): Release the varrays from the no-bivs early exit.
571 * reload1.c (order_regs_for_reload): Init hard_reg_n_uses before
572 the loop over the registers.
574 * tree.c (save_tree_status): Set maybepermanent_firstobj NULL
576 (restore_tree_status): Check that instead when freeing the obstack.
578 Wed Sep 8 16:12:04 1999 Andrew Haley <aph@cygnus.com>
580 * alias.c (rtx_equal_for_memref_p): Allow CONST_DOUBLEs to be used
583 Fri Sep 10 11:58:55 1999 Bernd Schmidt <bernds@cygnus.co.uk>
585 * i386.md (ashlqi3): For NON_QI_REG_P regs, use sall. Fix some
586 operand size modifiers.
588 Fri Sep 10 10:32:32 1999 Bernd Schmidt <bernds@cygnus.co.uk>
590 * c-common.c (c_common_nodes_and_builtins): Don't build
592 * c-common.h (enum c_tree_index and related accesor macros): Remove
593 everything now declared in tree.h.
594 * c-decl.c (CHAR_TYPE_SIZE, SHORT_TYPE_SIZE, INT_TYPE_SIZE,
595 LONG_TYPE_SIZE, LONG_LONG_TYPE_SIZE, WCHAR_UNSIGNED, FLOAT_TYPE_SIZE,
596 DOUBLE_TYPE_SIZE, LONG_DOUBLE_TYPE_SIZE): Don't provide defaults.
597 (error_mark_node, void_type_node, char_type_node, integer_type_node,
598 unsigned_type_node, ptr_type_node, va_list_type_node,
599 integer_zero_node, null_pointer_node, integer_one_node): Delete.
600 (init_decl_processing): Call build_common_tree_nodes and
601 build_common_tree_nodes_2 instead of building their nodes here.
602 Don't add roots for these nodes.
603 * stor-layout.c (size_zero_node, size_one_node): Delete.
604 (set_sizetype): Make a new node for bitsizetype each time.
605 * tree.c (global_trees): New variable.
606 (init_obstacks): Add a gc root for it.
607 (CHAR_TYPE_SIZE, SHORT_TYPE_SIZE, INT_TYPE_SIZE,
608 LONG_TYPE_SIZE, LONG_LONG_TYPE_SIZE, FLOAT_TYPE_SIZE,
609 DOUBLE_TYPE_SIZE, LONG_DOUBLE_TYPE_SIZE): Provide defaults.
610 (build_common_tree_nodes): New function.
611 (fix_sizetype): New function.
612 (build_common_tree_nodes_2): New function.
613 * tree.h (enum tree_index): New.
614 (global_trees): Declare.
615 Add accessor macros for all nodes now moved to global_trees.
616 Delete their declarations.
618 Thu Sep 9 20:15:46 1999 Richard Henderson <rth@cygnus.com>
620 * c-decl.c (finish_function): When processing a nested function,
621 push and pop GC context around rest_of_compilation.
623 Thu Sep 9 16:42:06 1999 Richard Henderson <rth@cygnus.com>
625 * i386.c (override_options): Remove ppro, pentium2, and p2 as aliases.
626 Default ix86_arch to PROCESSOR_I386.
627 * i386.h (CC1_CPU_SPEC): Don't add -march=foo. Remove -mno-foo.
628 (CPP_486_SPEC, CPP_586_SPEC, CPP_686_SPEC): Delete.
629 (CPP_CPU_DEFAULT_SPEC): Define to __tune_foo__.
630 (CC1_CPU_SPEC): Make -march=foo define __foo__, and provide
631 __tune_foo__ if no -mcpu. Make -mcpu=bar define __tune_bar__.
632 (EXTRA_SPECS): Remove deleted specs.
634 Thu Sep 9 16:03:06 1999 Richard Henderson <rth@cygnus.com>
636 * function.c (assign_stack_local_1): Allocate from
637 function->x_frame_offset, not frame_offset.
639 Thu Sep 9 14:36:31 1999 Mark Mitchell <mark@codesourcery.com>
641 * ggc.h (lang_cleanup_tree): Remove.
642 * gcc-simple.c (ggc_free_tree): Don't call lang_cleanup_tree.
643 * ggc-callbacks.c (lang_cleanup_tree): Remove.
645 * c-decl.c (finish_struct): Use ggc_alloc to allocate
646 TYPE_LANG_SPECIFIC when garbage collecting.
647 (lang_mark_tree): Mark TYPE_LANG_SPECIFIC.
648 (lang_cleanup_tree): Remove.
650 Thu Sep 9 14:23:02 1999 Jason Merrill <jason@yorick.cygnus.com>
652 * defaults.h (EH_FRAME_SECTION, EH_FRAME_SECTION_ASM_OP): Define here.
653 * crtstuff.c: Not here.
654 * dwarf2out.c: Or here.
655 * libgcc2.c (__do_global_ctors, __do_global_dtors): Handle EH frame
658 Thu Sep 9 09:40:58 1999 Mark Mitchell <mark@codesourcery.com>
660 * function.h (free_after_compilation): Remove decl parameter.
661 (free_varasm_status0: Likewise.
662 (free_emit_status): Likewise.
663 (free_stmt_status): Likewise.
664 (free_after_compilation): Likewise.
665 (init_lang_status): New variable.
666 (free_lang_status): Likewise.
667 * emit-rtl.c (free_emit_status): Make decl parameter implicit.
668 * function.c (init_lang_status): New variable.
669 (free_lang_status): Likewise.
670 (push_function_context_to): Don't set function::decl here.
671 (free_after_copmilation): Make decl parameter implicit. Call
672 free_lang_status if defined.
673 (prepare_function_start): Call init_lang_status if defined.
674 (init_function_start): Set function::decl here.
675 * profile.c (output_func_start_profiler): Don't call pushdecl
676 until we've actually started the function.
677 * stmt.c (free_stmt_status): Make decl parameter implicit.
678 * toplev.c (rest_of_compilation): Don't pass decl to
679 free_after_compilation.
680 * varasm.c (free_varasm_status): Likewise.
682 Thu Sep 9 17:23:19 1999 Bernd Schmidt <bernds@cygnus.co.uk>
684 * except.c (call_get_eh_context): Add root when allocating static
687 Thu Sep 9 15:24:59 BST 1999 Richard Earnshaw <rearnsha@arm.com>
689 * arm.c: Include "ggc.h".
690 (arm_add_gc_roots): New function.
691 (arm_override_options): Call it.
692 (aof_pic_entry): Add a GC root for aof_pic_label when it's allocated.
694 * arm.md (define_asm_attributes): Add a pool_range attribute.
696 Thu Sep 9 12:32:57 BST 1999 Nathan Sidwell <nathan@acm.org>
698 * extend.texi (Volatiles): New node.
700 Thu Sep 9 03:37:31 1999 Richard Henderson <rth@cygnus.com>
702 * ggc-simple.c (IS_MARKED, IGNORE_MARK): New.
703 (GGC_ANY_MAGIC, GGC_ANY_MAGIC_MARK): New.
704 (struct ggc_any): Replace `mark' with `magic_mark'.
705 (ggc_alloc_string): Use memcpy, not bcopy.
706 (ggc_alloc_any): Set magic_mark. Update bytes_alloced_since_gc.
707 (ggc_free_{rtx,rtvec,tree,string}): Mark inline.
709 (ggc_mark_string): Use IGNORE_MARK. Calc back to struct gcc_string.
710 (ggc_mark): Use IGNORE_MARK. Abort if magic doesn't match.
711 (ggc_collect): Re-enable collection avoidance. Use GGC_ANY_MARK.
712 Use IS_MARKED. Use ggc_free_any.
714 1999-09-09 Scott Bambrough <scottb@netwinder.org>
716 * config/arm/linux-elf.h: define NO_IMPLICIT_EXTERN_C
718 Thu Sep 9 01:55:21 1999 Richard Henderson <rth@cygnus.com>
720 * toplev.c (main): Always init_ggc.
722 Wed Sep 8 23:53:22 1999 Richard Henderson <rth@cygnus.com>
724 * except.c (find_all_handler_type_matches): Free the list if
727 * combine.c (SUBST): Break out to a real function do_SUBST.
728 (SUBST_INT): Likewise.
729 * gcse.c (free_pre_mem): Free `temp_bitmap'.
730 (pre_insert): Free `inserted'.
731 * loop.c (basic_induction_var): Always set `location'.
733 * function.c (expand_function_end): Add initial_trampoline as a root.
734 * rtl.h (init_varasm_once): Declare.
735 * toplev.c (compile_file): Call it.
736 * ggc-simple.c (ggc_mark_string_ptr): New.
737 (ggc_add_string_root): New.
738 (ggc_collect): Disable collection avoidance temporarily.
739 * ggc.h (ggc_add_string_root): Declare.
740 * except.c (create_rethrow_ref): Use ggc_alloc_string.
741 * optabs.c (init_libfuncs): Likewise.
742 * varasm.c (named_section): Use ggc_alloc_string.
743 (make_function_rtl): Likewise.
744 (make_decl_rtl): Likewise.
745 (assemble_static_space): Likewise.
746 (assemble_trampoline_template): Likewise.
747 (output_constant_def): Likewise.
748 (force_const_mem): Likewise.
749 (mark_const_hash_entry): New.
750 (mark_pool_sym_hash_table): New.
751 (mark_varasm_state): Use it.
752 (init_varasm_once): New.
754 * expr.h (init_one_libfunc): Declare.
755 * optabs.c (init_one_libfunc): New.
756 (init_optabs): Use it.
757 * config/gofast.h: Likewise.
758 * config/sparc/sol2.h (INIT_SUBTARGET_OPTABS): Likewise.
759 * config/sparc/sparc.h (INIT_TARGET_OPTABS): Likewise.
761 Thu Sep 9 13:46:06 1999 Geoffrey Keating <geoffk@cygnus.com>
763 * Makefile.in (cppexp.o): Depend on cpphash.h.
764 * cppexp.c (cpp_lex): Handle `defined (xxx)' for poisoned xxx.
766 * cpphash.c (special_symbol): Handle plain `xxx' for poisoned xxx.
767 * cpplib.c (do_define): Generalise to handle poisoned definitions,
768 redefining poisoned identifiers, etc.
769 (do_undef): Don't allow poisoned identifiers to be undefined.
770 (do_pragma): Add #pragma poison.
771 (do_xifdef): Handle `#ifdef xxx' for poisoned xxx.
773 * cccp.c: Add T_POISON node type.
774 (special_symbol): Handle `defined(xxx)' and plain `xxx' for
776 (do_define): Generalise to handle poisoned definitions,
777 redefining poisoned identifiers, etc.
778 (do_undef): Don't allow poisoned identifiers to be undefined.
779 (do_pragma): Add #pragma poison.
780 (do_xifdef): Handle `#ifdef xxx' for poisoned xxx.
782 * c-pragma.c (handle_pragma_token): Ignore #pragma poison.
783 * c-pragma.h: Add ps_poison state. We now always have generic
786 Wed Sep 8 20:30:42 1999 Mark Mitchell <mark@codesourcery.com>
788 * ggc.h (ggc_alloc): New function.
789 (ggc_mark): Likewise.
790 * ggc-simple.c (ggc_any): New structure.
791 (ggc_status): Add anys.
792 (n_anys_collected): New variable.
794 (ggc_mark): Likewise.
795 (ggc_collect): Collect the anys.
797 Wed Sep 8 20:15:14 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
799 * c-decl.c (mark_binding_level): Make static to match prototype.
801 Wed Sep 8 16:41:27 1999 Richard Henderson <rth@cygnus.com>
803 * flow.c (new_insn_dead_notes): Don't early out for preexisting regs.
805 Wed Sep 8 16:07:52 1999 Richard Henderson <rth@cygnus.com>
807 * gengenrtl.c (CONST_DOUBLE_FORMAT): Take the size REAL_ARITHMETIC
808 will use into account. Expand the max width to 5.
811 Wed Sep 8 16:01:14 1999 Richard Henderson <rth@cygnus.com>
813 * ggc-simple.c (ggc_free_rtx): Poison the correct amount
816 Wed Sep 8 15:23:54 1999 Richard Henderson <rth@cygnus.com>
818 * alpha.md (call value patterns): Remove the result predicates.
820 Wed Sep 8 13:35:38 1999 Richard Henderson <rth@cygnus.com>
822 * Makefile.in (stmp-fixinc): Remove extraneous exit 1 from
825 Wed Sep 8 15:32:16 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
827 * system.h (sbrk, malloc, calloc, realloc): Backup prototypes
828 changed from extern char *, to extern PTR. Also fix typo in
829 NEED_DECLARATION_REALLOC test.
831 * mips-tdump.c (malloc, calloc, realloc): Don't prototype.
833 Wed Sep 8 11:40:47 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
835 * gansidecl.h (__attribute__, ATTRIBUTE_UNUSED_LABEL,
836 ATTRIBUTE_UNUSED, ATTRIBUTE_NORETURN, ATTRIBUTE_PRINTF,
837 ATTRIBUTE_PRINTF_1, ATTRIBUTE_PRINTF_2, ATTRIBUTE_PRINTF_3,
838 ATTRIBUTE_PRINTF_4, ATTRIBUTE_PRINTF_5, GENERIC_PTR): Delete.
840 * c-decl.c (field_decl_cmp): Use PTR instead of GENERIC_PTR.
842 * cccp.c (pcfinclude): Likewise.
844 * global.c (allocno_compare): Likewise.
846 * haifa-sched.c (rank_for_schedule): Likewise.
848 * local-alloc.c (qty_sugg_compare_1, qty_compare_1): Likewise.
850 * reload1.c (hard_reg_use_compare, reload_reg_class_lower): Likewise.
852 * stupid.c (stupid_reg_compare): Likewise.
854 * tree.c (_obstack_allocated_p): Likewise.
856 * varray.h (varray_data_tag, VARRAY_GENERIC_PTR_INIT): Likewise.
858 1999-09-08 Bruce Korb autogen@linuxbox.com
860 * gcc/ch/Makefile.in: Give the hapless gperf user a hint about
861 why "gperf -F" fails.
862 * gcc/cp/Makefile.in: ditto
863 * gcc/Makefile.in: ditto
864 * gcc/java/Makefile.in: ditto
866 Wed Sep 8 04:43:22 1999 Richard Henderson <rth@cygnus.com>
868 * lists.c: Include ggc.h.
870 (init_EXPR_INSN_LIST_cache): Install it.
872 * ggc-simple.c (init_ggc): Absorb the old init.
873 (ggc_push_context): Use xcalloc.
874 (ggc_alloc_rtx, ggc_alloc_rtvec, ggc_alloc_tree): Likewise.
875 (ggc_collect): Add [rvts] tags to the collection stats.
877 Wed Sep 8 11:14:25 1999 Andreas Schwab <schwab@suse.de>
879 * cccp.c (main): Fix handling of -include and -imacros options.
881 Wed Sep 8 02:23:08 1999 Jeffrey A Law (law@cygnus.com)
883 * cpplib.c (cpp_push_buffer): Fix order of arguments.
885 Wed Sep 8 04:44:09 1999 Alexandre Oliva <oliva@dcc.unicamp.br>
887 * rtl.h (obstack_alloc_rtx): Removed, it's now static in
890 Wed Sep 8 00:33:43 1999 Alasdair Baird <alasdair@wildcat.demon.co.uk>
892 * flow.c (insn_dead_p): Use XEXP rather than SUBREG_REG.
893 * haifa-sched.c (sched_analyze_1): Use XEXP rather than SUBREG_REG
894 and SET_DEST. Update comment.
896 Wed Sep 8 18:55:17 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
898 * config/c4x/c4x.c: Include ggc.h.
899 (c4x_add_gc_roots): New function.
900 (c4x_override_options): Call c4x_add_gc_roots.
902 Wed Sep 8 00:00:16 1999 Richard Henderson <rth@cygnus.com>
904 * defaults.h (TARGET_ESC): Move ...
905 * system.h: ... here, where Linas had it in the first place. Silly me.
907 Tue Sep 7 23:46:35 1999 Linas Vepstas <linas@linas.org>
909 * c-common.c: Use ISGRAPH, ISLOWER, toupper.
910 * c-lex.c, cccp.c, cexp.c, cexp.y, cppexp.c, dwarf2out.c, genattr.c,
911 genattrtab.c, genemit.c, genextract.c, genpeep.c, tree.c: Likewise.
912 * system.h (IN_CTYPE_DOMAIN): Define to 1 if HOST_EBCDIC.
913 * defaults.h (TARGET_ESC): Add default.
915 Tue Sep 7 23:36:59 1999 Linas Vepstas <linas@linas.org>
917 * configure.in: add i370-*-openedition, i370-*-mvs and
920 Tue Sep 7 23:31:53 1999 Mark Mitchell <mark@codesourcery.com>
922 * dsp16xxx.c: Include ggc.h
923 (override_options): Mark GC roots.
924 * mn10200.c: Include ggc.h.
925 (asm_file_start): Mark GC roots.
926 * tahoe.c: Include ggc.h.
927 (extensible_operand): Mark GC roots.
929 Tue Sep 7 23:23:15 1999 Linas Vepstas <linas@linas.org>
931 * README: Add section discussing status of ELF ABI.
932 * i370.c: Fix misc spelling mistakes.
933 (i370_label_scan): Updated notes, exception handling.
934 (i370_function_prolog): Simplify ELF stack handling.
935 * i370.h: (FIXED_REGISTERS): Free up r12 for ELF.
936 (STACK_GROWS_DOWNWARD): ELF stack grows down.
937 (ASM_DECLARE_FUNCTION_NAME): Fix crazy malloc size.
938 * i370.md: (movdi): Add notes.
939 (floatsidf2): Use stack not rtca for scratch float area.
940 (iorsi3): Correct operand constraints.
941 * x-oe: Restore TAROUTOPTS which are used by pax.
943 Tue Sep 7 22:39:18 1999 Mark Mitchell <mark@codesourcery.com>
945 * rs6000.c: Include ggc.h.
946 (rs6000_add_gc_roots): New function.
947 (override_options): Call it.
949 Tue Sep 7 22:09:03 1999 Richard Henderson <rth@cygnus.com>
951 * alpha.h (alpha_compare): New.
952 (alpha_compare_op0, alpha_compare_op1, alpha_compare_fp_p): Remove.
953 * alpha.c: Likewise for the definitions.
954 (alpha_emit_conditional_branch): Update for alpha_compare.
955 (alpha_emit_conditional_move): Likewise.
956 * alpha.md (cmpdf, cmpdi): Likewise.
957 (setcc patterns): Likewise. Zero alpha_compare after use.
958 (sne): Optimize (x != 0) into (0U < x).
960 Tue Sep 7 21:55:02 1999 Richard Henderson <rth@cygnus.com>
962 * alpha.h (alpha_eh_epilogue_sp_ofs): Remove.
963 (struct machine_function): Declare; add eh_epilogue_sp_ofs.
964 (INIT_EXPANDERS): Remove.
965 * alpha.c: Include ggc.h.
966 (alpha_eh_epilogue_sp_ofs, alpha_return_addr_rtx): Remove.
967 (alpha_init_machine_status, alpha_mark_machine_status): New.
968 (override_options): Install them.
969 (struct machine_function): Moved to alpha.h.
970 (alpha_save_machine_status, alpha_restore_machine_status): Remove.
971 (alpha_init_expanders): Remove.
972 (alpha_return_addr): Adjust to use current_function->machine.
973 (alpha_ra_ever_killed): Likewise.
974 (alpha_expand_epilogue): Likewise.
975 * alpha.md (eh_epilogue): Likewise.
977 Wed Sep 8 14:34:42 1999 Ian Piumarta <piumarta@prof.inria.fr>
978 Melissa O'Neill <oneill@cs.sfu.ca>
979 Geoffrey Keating <geoffk@cygnus.com>
981 * config/rs6000/rs6000.c (first_reg_to_save): Don't save fixed or
982 call-used registers (call-saved registers must still be contiguous
983 and end with r31, of course).
985 Tue Sep 7 21:41:38 1999 Richard Henderson <rth@cygnus.com>
987 * c-typeck.c (type_lists_compatible_p): Use simple_type_promotes_to.
988 (self_promoting_type_p): Delete.
989 (self_promoting_args_p): Move ...
990 * c-common.c: ... here.
991 (c_common_nodes_and_builtins): Initialize lang_type_promotes_to.
992 (simple_type_promotes_to): New.
993 * builtins.c (lang_type_promotes_to): New.
994 (expand_builtin_va_arg): Use it to give diagnostic for illegal types.
995 * c-tree.h (C_PROMOTING_INTEGER_TYPE_P): Move ...
996 * c-common.h: ... here.
997 (self_promoting_args_p, simple_type_promotes_to): Declare.
998 * c-decl.c (duplicate_decls): Use simple_type_promotes_to.
999 (grokdeclarator): Likewise.
1000 * tree.h (lang_type_promotes_to): Declare.
1002 Tue Sep 7 17:15:21 1999 Mark Mitchell <mark@codesourcery.com>
1004 Add some machine-dependent GC roots.
1005 * sparc.c: Include ggc.h.
1006 (sparc_add_gc_roots): New function.
1007 (mark_ultrasparc_pipeline_state): Likewise.
1008 (override_options): Call sparc_add_gc_roots.
1009 * pa.c: Include ggc.h.
1010 (pa_add_gc_roots): New function.
1011 (mark_deferred_plabels): Likewise.
1012 (override_options): Call pa_add_gc_roots.
1013 * mips.c: Include ggc.h.
1014 (mips_add_gc_roots): New function.
1015 (override_options): Use it.
1017 Tue Sep 7 11:39:41 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1019 * cpperror.c (cpp_file_line_for_message): Constify a char*.
1021 * cppexp.c (parse_number, parse_charconst, cpp_lex,
1022 cpp_parse_expr): Add static prototypes.
1023 (parse_charconst): Don't cast away const-ness.
1024 (token): Constify a char*.
1026 * cppfiles.c (file_name_list, include_hash, find_include_file,
1027 finclude, initialize_input_buffer): Constify a char*.
1028 (file_cleanup, find_position): Add static prototypes.
1030 * cpphash.c (macro_cleanup, macarg, timestamp, special_symbol,
1031 collect_expansion): Add static prototypes.
1032 (cpp_install, create_definition, monthnames): Constify a char*.
1034 * cpphash.h (cpp_install): Likewise.
1036 * cppinit.c (known_suffixes, default_include,
1037 dump_special_to_buffer, NAME, cpp_start_read, cpp_finish): Likewise.
1038 (base_name, dump_special_to_buffer, initialize_dependency_output):
1039 Add static prototypes.
1041 * cpplib.c (my_strerror): Constify a char*.
1042 (null_underflow, null_cleanup, skip_comment, copy_comment,
1043 copy_rest_of_line, handle_directive, pass_thru_directive,
1044 get_directive_token, read_line_number, cpp_print_file_and_line,
1045 v_cpp_error, v_cpp_warning, v_cpp_error_with_line,
1046 v_cpp_warning_with_line, detect_if_not_defined,
1047 consider_directive_while_skipping): Add static prototypes.
1048 (pass_thru_directive, check_macro_name, cpp_expand_to_buffer,
1049 cpp_pedwarn_with_file_and_line): Constify a char*.
1051 * cpplib.h (cpp_options, include_hash, progname, definition,
1052 cpp_pedwarn_with_file_and_line, cpp_expand_to_buffer,
1053 check_macro_name, cpp_pfatal_with_name, cpp_file_line_for_message,
1054 find_include_file, deps_output, include_hash): Constify a char*.
1056 * cppmain.c (progname): Constify.
1057 (main): Add prototype. Use return, not exit.
1059 * fix-header.c (fatal, add_symbols, lookup_std_proto, write_lbrac,
1060 recognized_macro, check_macro_names, read_scan_file, write_rbrac,
1061 inf_skip_spaces, inf_read_upto, inf_scan_ident, inf_scan_ident,
1062 check_protection): Add static prototype.
1064 (progname, recognized_macrom, recognized_extern): Constify a char*.
1065 (main): Add prototype.
1067 * gen-protos.c (progname): Constify a char*.
1069 Tue Sep 7 00:47:52 1999 Mark Mitchell <mark@codesourcery.com>
1071 * emit-rtl.c (free_emit_status): Take decl as a parameter.
1072 (init_emit_once): Add more GC roots.
1073 * except.c (mark_func_eh_entry): New function.
1074 (mark_eh_node): Mark false_label and rethrow_label.
1075 (init_eh): Add more GC roots.
1076 * function.c (free_after_compilation): Take decl as a paramter.
1077 Call free_stmt_status.
1078 (mark_function_state): Don't assume x_parm_reg_stack_loc is
1080 * function.h (free_after_compilation): Change prototype.
1081 (free_varasm_status): Likewise.
1082 (free_emit_status): Likewise.
1083 (free_stmt_status): New function.
1084 * ggc-simple.c (rtx, vecs, trees, strings, bytes_alloced_since_gc):
1085 Remove, replacing with ...
1086 (ggc_status): New structure.
1087 (ggc_chain): New variable.
1089 (ggc_push_context): New function.
1090 (ggc_pop_context): Likewise.
1091 (ggc_alloc_rtx): Adjust for use of ggc_chain.
1092 (ggc_alloc_rtvec): Likewise.
1093 (ggc_alloc_tree): Likewise.
1094 (ggc_alloc_string): Likewise.
1095 (ggc_mark_rtx): Mark NOTE_SOURCE_FILE and NOTE_RANGE_INFO.
1096 (ggc_mark_tree): Give language-dependent code a chance to mark
1098 (ggc_mark_tree_varray): Handle empty arrays.
1099 (ggc_collect): Adjust for use of ggc_chain. Clear
1100 bytes_alloced_since_last_gc.
1101 * ggc.h (ggc_pop_context): New function.
1102 (ggc_push_context): Likewise.
1103 * print-tree.c (print_node): Don't print obstacks when GC'ing.
1104 * stmt.c (free_stmt_status): New function.
1105 (init_stmt_for_function): Clear last_expr_value.
1106 * toplev.c (rest_of_compilation): Always call free_after_compilation.
1107 Conditionalize call to ggc_collect.
1108 (main): Call init_ggc.
1109 * tree.c (push_obstacks): Do the push, even when GC'ing.
1110 (push_obstacks_nochange): Likewise.
1111 (pop_obstacks): Liekwise.
1112 * varasm.c (free_varasm_status): Take decl as a parameter.
1114 Tue Sep 7 08:15:49 1999 Gavin Romig-Koch <gavin@cygnus.com>
1116 * config/mips/mips.h (MULTILIB_ENDIAN_DEFAULT) : New macro.
1117 (MULTILIB_ENDIAN_DEFAULT) : Use the new macro.
1118 * config/mips/elf64.h (MULTILIB_DEFAULTS) : Use the new macro.
1119 * config/mips/r3900.h (MULTILIB_DEFAULTS) : Use the new macro.
1121 Tue Sep 7 03:42:45 1999 Mark Klein (mklein@dis.com)
1123 * pa/x-pa-mpeix: New file for the MPE port.
1125 * pa/quadlib.asm: New file for long double support.
1127 * configure.in: Add hppa1.0-*-mpeix for MPE port.
1128 * configure: Rebuilt.
1130 Tue Sep 7 10:08:40 1999 Andreas Schwab <schwab@suse.de>
1132 * final.c (shorten_branches): Fix last change.
1134 Tue Sep 7 00:30:32 1999 Jeffrey A Law (law@cygnus.com)
1136 * pa.h (ASM_OUTPUT_DOUBLE_INT): Delete.
1138 Mon Sep 6 22:44:47 1999 Jeffrey A Law (law@cygnus.com)
1140 * Merge from gcc2 snapshot Jan 9, 1999. See FSFChangeLog for
1143 Mon Sep 6 22:31:28 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1145 * c-aux-info.c (concat): Don't define.
1147 * cccp.c (my_strerror): Likewise. All callers changed to use
1149 (do_include): Call xstrdup, not xmalloc/strcpy.
1150 (grow_outbuf): Don't check if xrealloc returns NULL, it can't.
1151 (xmalloc, xrealloc, xcalloc, xstrdup): Don't define.
1153 * collect2.c (my_strsignal): Likewise. All callers changed to use
1155 (locatelib): Call xstrdup, not xmalloc/strcpy.
1157 * 1750a.h (ASM_OUTPUT_INTERNAL_LABEL): Call xmalloc, not malloc.
1159 * dsp16xx.c (override_options): Call xstrdup, not xmalloc/strcpy.
1161 * i370.h (ASM_DECLARE_FUNCTION_NAME): Call xmalloc, not malloc.
1163 * mips.c (build_mips16_call_stub): Call xstrdup, not xmalloc/strcpy.
1165 * cppinit.c (cpp_options_init): Call xcalloc, not xmalloc/bzero.
1167 * dwarfout.c (dwarfout_init): Call concat, not xmalloc/strcpy/...
1169 * except.c (new_eh_region_entry): Call xmalloc/xrealloc, not
1171 (find_all_handler_type_matches): Likewise. Don't check return
1173 (get_new_handler, init_insn_eh_region, process_nestinfo): Call
1174 xmalloc, not malloc.
1175 (init_eh_nesting_info): Likewise. Call xcalloc, not xmalloc/bzero.
1177 * gcc.c (xstrerror, xmalloc, xrealloc): Don't define.
1178 (init_spec): Call xcalloc, not xmalloc/bzero.
1179 (set_spec): Call xstrdup, not save_string.
1180 (record_temp_file): Call xstrdup, not xmalloc/strcpy.
1181 (find_a_file): Call xstrdup, not xmalloc/strcpy.
1182 (process_command): Call xstrdup, not save_string.
1183 (main): Call xcalloc, not xmalloc/bzero.
1185 * gcov.c (xmalloc): Don't define.
1186 (create_program_flow_graph): Call xcalloc, not xmalloc/bzero.
1187 (scan_for_source_files): Call xstrdup, not xmalloc/strcpy.
1188 (output_data): Call xcalloc, not xmalloc/bzero.
1190 * haifa-sched.c (schedule_insns): Call xcalloc, not xmalloc/bzero.
1192 * mips-tdump.c (xmalloc): Don't define.
1193 (print_symbol): Call xmalloc, not malloc.
1194 (read_tfile): Call xcalloc, not calloc.
1196 * mips-tfile.c (xfree, my_strsignal, xmalloc, xcalloc, xrealloc):
1197 Don't define. All callers of xfree/my_strsignal changed to use
1198 free/strsignal instead.
1199 (allocate_cluster): Call xcalloc, not calloc.
1201 * objc/objc-act.c (lang_init): Call concat, not xmalloc/strcpy/...
1202 Fix memory leak, free allocated memory.
1204 * prefix.c (translate_name): Call xstrdup, not save_string.
1205 (update_path): Likewise.
1207 * profile.c (branch_prob): Call xstrdup, not xmalloc/strcpy.
1209 * protoize.c (xstrerror, xmalloc, xrealloc, xfree, savestring2):
1210 Don't define. Callers of xfree/savestring2 changed to use
1211 free/concat instead.
1213 * reload1.c (reload): Call xcalloc, not xmalloc/bzero.
1214 (init_elim_table): Likewise.
1216 * resource.c (init_resource_info): Likewise.
1218 * stupid.c (stupid_life_analysis): Likewise.
1220 * toplev.c (xmalloc, xcalloc, xrealloc, xstrdup): Don't define.
1221 (open_dump_file): Call concat, not xmalloc/strcpy/...
1222 (clean_dump_file): Likewise.
1223 (compile_file): Call xstrdup, not xmalloc/strcpy.
1225 Mon Sep 6 15:04:55 1999 Richard Henderson <rth@cygnus.com>
1227 * v850.h (EXPAND_BUILTIN_VA_ARG): New.
1228 * v850.c (v850_va_arg): New.
1230 Tue Sep 7 09:36:01 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1232 * haifa-sched.c: Tidy comments.
1234 Mon Sep 6 14:30:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
1236 * Makefile.in (C_AND_OBJC_OBJS): Remove ggc-callbacks.o.
1237 (c-parse.o, c-decl.o, c-lang.o, c-lex.o, c-common.o,
1238 $(out_object_file)): Depend on ggc.h.
1239 * c-common.c: Include "ggc.h".
1240 (combine_strings): If doing GC, use ggc_alloc_string.
1241 * c-decl.c: Include "ggc.h".
1242 (ggc_p): Define with value 0.
1243 (mark_binding_level): New function.
1244 (init_decl_processing): Add GC roots.
1245 (mark_c_function_context): New function.
1246 (lang_mark_false_label_stack): New function.
1247 (lang_mark_tree): New function.
1248 (lang_cleanup_tree): New function.
1249 * c-lang.c: Include "ggc.h".
1250 (lang_init): Call c_parse_init.
1251 * c-lex.c: Include "ggc.h".
1252 (check_linenum): If doing GC, don't copy filenames to permanent
1254 * c-parse.in: Include "ggc.h".
1255 (c_parse_init): New function.
1256 * c-tree.h (c_parse_init, mark_c_function_context): Declare.
1257 * objc/Make-lang.in (objc-parse.o): Depend on ggc.h.
1259 * except.c (mark_eh_state): Mark more state.
1260 * function.c (mark_function_state): Likewise.
1261 * ggc-simple.c (ggc_alloc_rtvec): Bring in sync with non-gc version.
1262 (ggc_alloc_string) [GGC_DUMP]: Fix typo.
1263 * toplev.c (mark_file_stack): New function.
1264 (compile_file): If doing GC, use ggc_alloc_string on input filename.
1265 (main): Add root for input_file_stack.
1267 * i386.c: Include "ggc.h".
1268 (ix86_mark_machine_status): New function.
1269 (override_options): Set mark_machine_status.
1271 Mon Sep 6 15:26:23 1999 Bernd Schmidt <bernds@cygnus.co.uk>
1273 * tree.c (copy_node): Copy node contents also if doing GC.
1275 Mon Sep 6 08:42:06 1999 Alexandre Oliva <oliva@dcc.unicamp.br>
1277 * collect2.c (scan_libraries): Fix double-thinko :-).
1279 Mon Sep 6 02:42:36 1999 Jeffrey A Law (law@cygnus.com)
1281 * collect2.c (scan_libraries): Fix thinko.
1283 * cse.c (delete_trivially_dead_insns): Do not skip the last
1284 insn if it is a real insn.
1286 Sun Sep 5 18:57:42 1999 Mark Mitchell <mark@codesourcery.com>
1288 * Makefile.in (ggc-simple.o): Depend on hash.h.
1289 * ggc.h (ggc_add_tree_hash_table_root): Declare.
1290 (ggc_mark_tree_varray): Likewise.
1291 (ggc_mark_tree_hash_table): Likewise.
1292 * ggc-simple.c: Include hash.h.
1293 (ggc_mark_tree_hash_table_ptr): New function.
1294 (ggc_mark_tree_hash_table_entry): Likewise.
1295 (ggc_mark_tree_hash_table): Likewise.
1296 (ggc_add_tree_hash_table_root): Likewise.
1297 * varray.h (const_equiv_data): Use struct rtx_def *, rather than
1298 rtx, when defining fields.
1300 Sun Sep 5 18:57:42 1999 Bernd Schmidt <crux@pool.informatik.rwth-aachen.de>
1302 * profile.c (output_func_start_profiler): Remove apparently
1303 nonsensical call to start_sequence.
1305 Sun Sep 5 17:34:33 1999 Richard Henderson <rth@cygnus.com>
1307 * clipper/clipper.c (clipper_va_start): Fix typos.
1309 * pyr/pyr.c (pyr_build_va_list, pyr_va_start, pyr_va_arg): New stubs.
1310 * spur/spur.c (spur_build_va_list, spur_va_start): New stubs.
1311 (spur_va_arg): New stub.
1313 * configure.in: Comment out pyramid.
1315 Sun Sep 5 19:11:01 1999 Michael Meissner <meissner@cygnus.com>
1317 * i386.h (MASK_{DEBUG_{ADDR,ARG},INTEL_SYNTAX}): Move so these
1318 don't conflict with the bits that win32, cygwin, and dgux
1321 Sun Sep 5 09:31:56 1999 Richard Henderson <rth@cygnus.com>
1322 Bernd Schmidt <bernds@cygnus.co.uk>
1324 * integrate.c (function_cannot_inline_p): Do not inline
1325 functions with forced labels.
1327 Sun Sep 5 00:35:17 1999 Richard Henderson <rth@cygnus.com>
1328 Bernd Schmidt <bernds@cygnus.co.uk>
1329 Mark Mitchell <mark@codesourcery.com>
1331 * Makefile.in (ggc-simple.o): Depend on varray.h.
1332 (rtl.o): Depend on ggc.h.
1333 (genattrtab.o): Depend on ggc.h.
1334 (print-tree.o): Likewise.
1335 (fold-const.o): Likewise.
1336 * emit-rtl.c (sequence_element_free_list): Remove, and all references.
1337 (make_insn_raw): Don't cache insns when GC'ing.
1338 (emit_insn_before): Likewise.
1339 (emit_insn_after): Likewise.
1340 (emit_insn): Likewise.
1341 (start_sequence): Use xmalloc to allocate the sequence_stack.
1342 (end_sequence): Add free to free it.
1343 (gen_sequence): Don't cache insns when GC'ing.
1344 (clear_emit_caches): Don't use sequence_element_free_list.
1345 (init_emit): Use xcalloc, not xmalloc+bzero.
1346 * fold-const.c (size_int_wide): Kill the cache, when GC'ing.
1347 * function.c (pop_function_context_from): Use free to free the
1348 fixup_var_refs_queue.
1349 (put_reg_into_stack): Allocate it with xmalloc.
1350 * genattrtab.c: Include ggc.h.
1351 (operate_exp): Don't use obstack_free when GC'ing.
1352 (simplify_cond): Likewise.
1353 (simplify_text_exp): Likewise.
1354 (optimize_attrs): Likewise.
1355 * gengenrtl.c (gendef): Use ggc_alloc_rtx to allocate RTL, when
1357 (gencode): Generate a #include for ggc.h.
1358 * ggc-callbacks.c (ggc_p): Define it to zero.
1359 * ggc-none.c (ggc_p): Likewise.
1360 * ggc-simple.c: Include varray.h.
1361 (ggc_mark_tree_varray): New function.
1362 (ggc_add_tree_varray_root): Likewise.
1363 (ggc_mark_tree_varray_ptr): Likewise.
1364 * ggc.h (ggc_p): Declare.
1365 (varray_head_tag): Likewise.
1366 (ggc_add_tree_varray_root): Declare.
1367 * print-tree.c (print_node): Don't check for TREE_PERMANENT
1368 inconsistencies when GC'ing.
1369 * rtl.c: Include ggc.h.
1370 (rtvec_alloc): Use ggc_alloc_rtvec when GC'ing.
1371 (rtx_alloc): Use ggc_alloc_rtx when GC'ing.
1372 (rtx_free): Don't call obstack_free when GC'ing.
1373 * toplev.c (rest_of_compilation): Call ggc_collect after every
1375 * tree.c (push_obstacks): Do nothing, if GC'ing.
1376 (pop_obstacks_nochange): Likewise.
1377 (pop_obstacks): Likewise.
1378 (make_node): Use ggc_alloc_tree when GC'ing.
1379 (copy_node): Likewise.
1380 (get_identifier): Use ggc_alloc_string when GC'ing.
1381 (build_string): Likewise.
1382 (make_tree_vec): Use ggc_alloc_tree when GC'ing.
1383 (tree_cons): Likewise.
1385 (type_hash_canon): Don't call obstack_free when GC'ing.
1387 Sat Sep 4 21:52:32 1999 Richard Henderson <rth@cygnus.com>
1389 * haifa-sched.c (schedule_block): Use next_nonnote_insn instead
1390 of NEXT_INSN when examining speculative insns for SCHED_GROUP_P.
1392 Sat Sep 4 20:40:19 1999 Richard Henderson <rth@cygnus.com>
1393 Bernd Schmidt <bernds@cygnus.co.uk>
1394 Mark Mitchell <mark@codesourcery.com>
1396 * Makefile.in (stor-layout.o): Depend on ggc.h.
1397 (expr.o): Depend on ggc.h.
1398 (profile.o): Depend on ggc.h.
1399 (stor-layout.o): Depend on ggc.h.
1400 * emit-rtl.c (init_emit_once): Add gc roots.
1401 * expr.c: Include ggc.h.
1402 (emit_block_move): Add gc roots.
1403 (clear_storage): Likewise.
1404 * expr.h (init_stor_layout_once): New function.
1405 * profile.c: Include ggc.h.
1406 (init_arc_profiler): profiler_label is a root.
1407 * scan.c (make_sstring_space): Trust xrealloc to function
1408 correctly with first parameter NULL.
1409 * stor-layout.c: Include ggc.h.
1410 (set_sizetype): Add gc root.
1411 (init_stor_layout_once): New function.
1412 * toplev.c (compile_file): Call it.
1414 Sat Sep 4 19:26:25 1999 Richard Henderson <rth@cygnus.com>
1415 Bernd Schmidt <bernds@cygnus.co.uk>
1416 Mark Mitchell <mark@codesourcery.com>
1418 * Makefile.in (tree.o): Depend on ggc.h.
1419 (varasm.o): Likewise.
1420 (function.o): Likewise.
1422 (except.o): Likewise.
1423 (optabs.o): Likewise.
1424 (emit-rtl.o): Likewise.
1425 * emit-rtl.c: Include ggc.h.
1426 (sequence_element_free_list): Remove, and all references.
1427 (mark_sequence): New functions.
1428 (mark_emit_state): New function.
1429 * except.c: Include ggc.h.
1430 (mark_eh_node, mark_eh_stack, mark_eh_queue): New functions.
1431 (mark_tree_label_node): New functions.
1432 (mark_eh_state): New function.
1433 * function.c: Include ggc.h.
1434 (mark_temp_slot, mark_function_chain): New functions.
1435 (mark_function_state): New function.
1436 (init_function_once): New function.
1437 * function.h (init_function_once): New function.
1438 * ggc-callbacks.c (lang_mark_false_label_stack): New function.
1439 * ggc.h (label_node): Declare.
1440 (eh_status, emit_status, stmt_status, varasm_status): Likewise.
1441 (lang_mark_false_label_stack): New function.
1442 (mark_temp_slot): Remove declaration.
1443 (mark_function_chain): Likewise.
1444 (mark_eh_state): Adjust prototype.
1445 (mark_stmt_state, mark_emit_state, mark_varasm_state, mark_optab):
1447 * optabs.c: Include ggc.h.
1448 (mark_optab): New function.
1449 (init_optabs): Add gc roots.
1450 * stmt.c: Include ggc.h.
1451 (mark_cond_nesting, mark_loop_nesting): New functions.
1452 (mark_block_nesting, mark_case_nesting, mark_goto_fixup): Likewise.
1453 (mark_stmt_state): New function.
1454 * toplev.c (compile_file): Call init_function_once.
1455 * tree.c: Include ggc.h.
1456 (type_hash): Move declaration earlier in file.
1457 (TYPE_HASH_SIZE, type_hash_table): Likewise.
1458 (init_obstacks): Add gc roots.
1459 (mark_type_hash): New function.
1460 * varasm.c: Include ggc.h.
1461 (mark_pool_constant): New function.
1462 (mark_varasm_state): New function.
1464 Sat Sep 4 22:28:56 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1466 * ggc-simple.c (ggc_root, ggc_collect): Wrap prototype with PROTO.
1468 Sat Sep 4 18:01:45 1999 Bernd Schmidt <bernds@cygnus.co.uk>
1470 * c-decl.c (struct language_function): Renamed from struct c_function.
1472 (c_function_chain): Delete.
1473 (push_c_function_context): New arg F. Don't warn about nested
1474 functions here. Fill LANGUAGE elt of F. Delete code to update
1475 c_function_chain. Don't call push_function_context.
1476 (pop_c_function_context): New arg F. Restore from there instead of
1477 from c_function_chain. Don't call pop_function_context. Clear out
1478 LANGUAGE field of F when done.
1479 * c-lang.c: Include "function.h"
1480 (lang_init): Initialize save_lang_status and restore_lang_status.
1481 * c-parse.in (nested_function, nested_function_notype): Warn about
1482 nested functions. Call push_function_context/pop_function_context
1483 instead of the _c_ variants.
1484 * c-tree.h (push_c_function_context, pop_c_function_context): Update
1486 * Makefile.in (c-lang.o): Update dependencies.
1488 * emit-rtl.c (init_emit): Use xmalloc to allocate regno_reg_rtx,
1489 regno_pointer_flag, regno_pointer_align.
1490 (gen_reg_rtx): Use xrealloc to enlarge them.
1491 (free_emit_status): New function.
1492 * function.c (mark_machine_status, mark_lang_status): New variables.
1493 (assign_stack_local_1): Renamed from assign_outer_stack_local. Merge
1494 in some bits from assign_stack_local. All callers changed to use new
1496 (assign_stack_local): Just call assign_stack_local_1.
1497 (free_after_compilation): New function.
1498 (put_reg_into_stack): Simplify to always call assign_stack_local_1.
1499 (trampoline_address): Likewise.
1500 (assign_parms): Use xcalloc/xrealloc to allocate parm_reg_stack_loc.
1501 (prepare_function_start): Explicitly clear some more variables.
1502 * function.h (struct function): New elt can_garbage_collect.
1503 (mark_machine_status, mark_lang_status): Declare variables.
1504 (free_after_compilation, free_emit_status, free_varasm_status,
1505 init_varasm_status): Declare functions.
1506 * toplev.c (rest_of_compilation): Call free_after_compilation when
1507 done with the current function.
1508 * varasm.c (free_varasm_status): New function.
1510 Sat Sep 4 17:15:13 1999 Richard Henderson <rth@cygnus.com>
1512 * sparc.h (EXPAND_BUILTIN_VA_START): Define.
1513 (EXPAND_BUILTIN_VA_ARG): Define.
1514 * sparc.c (sparc_va_start): New.
1515 (sparc_va_arg): New.
1517 Sun Sep 5 11:11:59 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1519 * config/c4x/c4x.h (DBR_OUTPUT_SEQEND): Use XVECEXP not XEXPs.
1521 Sun Sep 5 10:13:19 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1523 * config/c4x/c4x.h (CALLER_SAVE_PROFITABLE): Disable.
1525 Sat Sep 4 13:44:01 1999 Mark Mitchell <mark@codesourcery.com>
1527 * Makefile.in (C_AND_C_OBJS): Add gcc-callbacks.o.
1529 (ggc-callbacks.o): New target.
1530 * ggc-callbacks.c: New file.
1532 Sat Sep 4 22:53:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
1534 * expr.h: Collapse individual optab and libfunc vars to arrays.
1535 (optab_index, libfunc_index): New enumerations.
1536 (optab_table, libfunc_table): New arrays.
1537 Add accessor macros for both.
1539 * optabs.c (optab_table, libfunc_table): New.
1540 Delete declarations for individual optab and libfunc vars.
1542 Sat Sep 4 12:57:17 1999 Richard Henderson <rth@cygnus.com>
1544 * i386/sco5.h (RETURN_POPS_ARGS): Name change ix86_return_pops_args.
1546 Sat Sep 4 11:19:52 1999 Richard Henderson <rth@cygnus.com>
1548 * Makefile.in (GGC, GGC_LIB): New.
1549 (HOST_RTL): Include ggc-none.o.
1550 (ggc-simple.o): New target.
1551 (ggc-none.o): Likewise.
1552 * tree.h (tree_common): Add gc_mark.
1553 * rtl.h (struct rtx_def): Steal a bit from code to make gc_mark.
1554 (struct rtvec_def): Add gc_mark.
1555 * emit-rtl.c (global_rtl): Update static initializers to contain
1556 enough initializers.
1557 * ggc.h, ggc-none.c, ggc-simple.c: New files.
1558 * toplev.c (gc_time): New variable.
1559 (all_time): New variable.
1560 (compile_file): Print gc time.
1561 (print_time): Calculate percentage of the whole.
1563 Sat Sep 4 13:11:01 1999 Bernd Schmidt <bernds@cygnus.co.uk>
1565 Change obstack memory management and varasm constant pool handling so
1566 that nested functions are treated like any other functions.
1567 * function.c (init_machine_status): New variable.
1568 (push_function_context_to): Set contains_functions for the outer
1569 function. Don't call save_varasm_status.
1570 (pop_function_context_from): Don't call restore_varasm_status. Don't
1571 set current_function_contains_functions.
1572 (prepare_function_start): Call init_varasm_status rather than
1573 init_const_rtx_hash_table. Call (*init_machine_status) if the pointer
1575 * function.h (struct function) Add field varasm. Delete fields
1576 inline_obstacks, inl_emit, const_rtx_hash_table, first_pool,
1577 last_pool, const_rtx_sym_hash_table, pool_offset, const_double_chain.
1578 (init_machine_status): Declare.
1579 (save_varasm_status, restore_varasm_status): Delete declarations.
1580 (save_tree_status, restore_tree_status): Delete last argument.
1581 * integrate.c (initialize_for_inline): Lose arg COPY. Delete copying
1582 code. All callers changed.
1583 (copy_decl_list, copy_decl_tree, copy_decl_rtls, copy_for_inline,
1584 save_constants_in_decl_trees, restore_constants, save_constants,
1585 save_for_inline_eh_labelmap, save_for_inline_copying): Delete
1587 (inlining): New variable.
1588 (reg_map, label_map, insn_map, orig_asm_operands_vector,
1589 copy_asm_operands_vector, copy_asm_constraints_vector): Delete
1591 (save_for_inline_nocopy): Don't save constants.
1592 Don't set inl_emit field in current_function.
1593 (expand_inline_function): Use emit field, not inl_emit, of the inlined
1594 function. Set new variable inlining before
1595 calling copy_rtx_and_substitute.
1596 (copy_rtx_and_substitute): In MEM and SYMBOL_REF cases, handle
1597 constant pool references if inlining is nonzero.
1598 Delete ADDRESS and (most of the) CONST cases.
1599 (output_inline_function): Save and restore current_function/
1600 current_function_decl. Delete restore_constants code. Don't call
1601 init_const_rtx_hash_table.
1602 * output.h (init_const_rtx_hash_table): Don't declare.
1603 * rtl.h (struct function): Declare.
1604 (get_pool_constant_for_function, get_pool_mode_for_function): Declare.
1605 * toplev.c (rest_of_compilation): Don't treat nested functions or
1606 functions containing them specially. Delete all code to deal with
1607 save_for_inline_copying.
1608 * tree.c (toplev_inline_obstacks, extra_inline_obstacks,
1609 inline_obstacks): Delete variables.
1610 (save_tree_status): Lose arg CONTEXT. All callers changed.
1611 Simply allocate a new function_maybepermanent_obstack for the new
1612 function, delete all the special cases.
1613 Don't save inline_obstacks.
1614 (restore_tree_status): Lose arg CONTEXT. All callers changed.
1615 Delete special handling for function_maybepermanent_obstack; simply
1617 Don't restore inline_obstacks.
1618 (permanent_allocation): Delete code that frees inline_obstacks.
1619 (print_inline_obstack_statistics): Delete function.
1620 (dump_tree_statistics): Don't call it.
1621 * varasm.c (struct varasm_status): New.
1622 (const_rtx_hash_table, const_rtx_sym_hash_table, first_pool,
1623 last_pool, pool_offset, const_double_chain): Delete global
1624 variables, replace with accessor macros.
1625 (immed_double_const): Don't walk const_double_chain outside a
1626 function, but don't treat nested functions specially anymore.
1627 (immed_real_const_1): Likewise.
1628 (clear_const_double_mem): Don't treat nested functions specially.
1629 (init_const_rtx_hash_table): Deleted, code moved to init_varasm_status.
1630 (save_varasm_status, restore_varasm_status): Delete functions.
1631 (init_varasm_status): New function.
1632 (force_const_mem): Don't treat nested functions specially.
1633 (find_pool_constant): Accept new arg F, search for constants in
1634 that function's pool rather than the current one. All callers
1636 (get_pool_constant_for_function, get_pool_mode_for_function): New
1639 * i386.c (init_386_machine_status): New function, mostly from
1640 clear_386_stack_locals.
1641 (struct machine_functions): Rename element names to avoid name
1643 (pic_label_rtx, pic_label_name, i386_stack_locals): New accessor
1644 macros, replacing global variables.
1645 (clear_386_stack_locals, save_386_machine_status,
1646 restore_386_machine_status): Delete functions.
1647 (override_options): Initialize init_machine_status.
1648 * i386.h (INIT_EXPANDERS): Delete macro.
1649 (save_386_machine_status, restore_386_machine_status,
1650 clear_386_stack_locals): Delete declarations.
1652 Sat Sep 4 16:56:28 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1654 * config/c4x/c4x.md (rptb_init): Renamed from *rptb_init.
1655 (doloop_begin): Simplify pattern and use emit_jump_insn.
1656 (doloop_end): Simplify pattern, switch operand order,
1657 and use emit_jump_insn.
1659 Fri Sep 3 19:02:38 1999 Bernd Schmidt <crux@pool.informatik.rwth-aachen.de>
1661 * function.h (struct function): Add new element LANGUAGE.
1662 (save_lang_status): Declare new variable.
1663 (restore_lang_status): Likewise.
1664 * function.c (save_lang_status): Define.
1665 (restore_lang_status): Likewise.
1666 (push_function_context_to): Call language-specific save function.
1667 (pop_function_context_from): Call language-specific restore function.
1669 Fri Sep 3 01:16:18 1999 Alasdair Baird <alasdair@wildcat.demon.co.uk>
1671 * i386.md (movsf_1): Check REG_P before use of REGNO.
1672 (movdf_1): Likewise.
1673 (movxf_1): Likewise.
1674 (extendsfdf2): Likewise.
1675 (extendsfxf2): Likewise.
1676 (extenddfxf2): Likewise.
1678 Sat Sep 4 11:37:15 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1680 * config/c4x/c4x.c (c4x_emit_move_sequence): Do not force large
1681 constants into memory.
1682 (c4x_shiftable_constant): New function.
1683 * config/c4x/c4x.c (LEGITIMATE_CONSTANT_P): Allow any CONST_INT.
1684 (c4x_shiftable_constant): Declare.
1685 * config/c4x/c4x.md (loadqi_big_constant, loadhi_big_constant,
1686 ashlqi3_noclobber): Add new patterns and associated splitters.
1688 Fri Sep 3 16:22:17 1999 Richard Henderson <rth@cygnus.com>
1690 * dbxout.c (dbxout_init): Use xcalloc instead of xmalloc+bzero.
1691 * dwarf2out.c (dwarf2out_frame_init): Likewise.
1692 * final.c (shorten_branches): Likewise.
1693 * global.c (global_alloc): Likewise.
1694 * haifa-sched.c (build_control_flow): Likewise.
1695 * stmt.c (check_for_full_enumeration_handling): Likewise.
1696 (estimate_case_costs): Likewise.
1698 Fri Sep 3 15:49:56 1999 Mark Mitchell <mark@codesourcery.com>
1700 * rtl.h (RTL_CHECKC2): Fix typo in last change.
1702 Fri Sep 3 15:13:34 1999 Richard Henderson <rth@cygnus.com>
1704 * flow.c (propagate_block): Use XEXP not SET_DEST for a USE.
1705 (recompute_reg_usage): Likewise.
1706 * rtlanal.c (find_regno_fusage): Likewise.
1708 * rtl.c (rtl_check_failed_code1): New function.
1709 (rtl_check_failed_code2): New.
1710 * rtl.h (RTL_CHECK1, RTL_CHECK2, RTVEC_ELT): Parenthesize args.
1711 (RTL_CHECKC1, RTL_CHECKC2): New.
1712 (XC*): New accessor macros.
1713 (NOTE_*, LABEL_NAME, LABEL_NUSES, ADDRESSOF_REGNO): Use them.
1714 (ADDRESSOF_DECL, JUMP_LABEL, LABEL_REFS, LABEL_NEXTREF): Likewise.
1715 (CONTAINING_INSN, REGNO, INTVAL, SUBREG_REG, SUBREG_WORD): Likewise.
1716 (ASM_OPERANDS_*, MEM_ALIAS_SET, SET_SRC, SET_DEST): Likewise.
1717 (TRAP_*, RANGE_INFO_*): Likewise.
1719 Fri Sep 3 15:10:20 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1721 * Makefile.in (tlink.o): Don't depend on toplev.h.
1723 * collect2.c (c_file, o_file, export_file, import_file, ldout,
1724 output_file, nm_file_name, ldd_file_name, strip_file_name,
1725 c_file_name, prefix_list, libexts, is_ctor_dtor, find_a_file,
1726 add_prefix, prefix_from_env, prefix_from_string, do_wait,
1727 fork_execute, maybe_unlink, add_to_list,
1728 extract_init_priority, write_list, dump_list,
1729 dump_prefix_list, write_list_with_asm, write_c_file,
1730 write_c_file_stat, write_c_file_glob, scan_prog_file,
1731 scan_libraries, is_in_list, resolve_lib_name, use_import_list,
1732 ignore_library, extract_string, notice, dump_file, target_machine,
1733 collect_wait, collect_execute, libname, locatelib, aix_std_libs,
1734 read_file, print_load_command): Constify a char*.
1735 (fdopen, error, fatal, fatal_perror): Don't prototype.
1736 (my_strerror): Remove. All callers use xstrerror instead.
1737 (xcalloc, xmalloc, xrealloc, xstrdup, putenv): Remove definitions.
1738 (main): Add prototype. Constify lots of char* ptrs. Change calls
1739 to xcalloc/strcpy/strcat/... to one call to concat.
1740 (main, scan_prog_file, scan_libraries): Use an intermediate
1741 `const char **' to build an argv array.
1742 (mapfile, libselect, libcompare, locatelib): Add prototypes.
1744 * collect2.h (collect_execute, collect_wait, dump_file,
1745 file_exists): Constify a char*.
1746 (ldout, c_file_name, temporary_obstack, permanent_obstack,
1747 temporary_firstobj, vflag, debug): Add extern declarations.
1748 (fancy_abort, error, notice, fatal, fatal_perror): Add prototypes.
1750 * tlink.c: Don't include toplev.h.
1751 (vflag, debug, ldout, c_file_name, temporary_obstack,
1752 permanent_obstack, temporary_firstobj): Don't declare.
1753 (tlink_execute, frob_extension, symbol_hash_lookup,
1754 file_hash_lookup, demangled_hash_lookup, tlink_init, freadsym,
1755 recompile_files, read_repo_files, demangle_new_symbols,
1756 scan_linker_output): Constify a char*.
1757 (symbol_hash_newfunc, file_hash_newfunc, demangled_hash_newfunc,
1758 do_tlink): Mark parameters with ATTRIBUTE_UNUSED.
1760 Fri Sep 3 18:09:24 1999 Andrew Haley <aph@cygnus.com>
1762 * config/m68k/m68kelf.h: Set USE_GAS; this makes gcc generate jbsr
1763 (relative) rather than jsr (absolute) subroutine call insns.
1764 * config/m68k/m68k-coff.h: Ditto.
1766 Fri Sep 3 17:24:31 1999 Richard Earnshaw <rearnsha@arm.com>
1768 * arm.c (note_invalid_constants): No need to ignore ASMs, we can
1769 now rework these too.
1770 (arm_reorg): If an insn can't reach the end of the current pool,
1771 ensure that we emit that pool before the insn.
1773 Fri Sep 3 09:14:32 1999 Marc Espie <espie@tetto.liafa.jussieu.fr>
1775 * tlink.c (scan_linker_output): Skip the initial underscore in
1776 a mangled name if appropriate.
1778 Fri Sep 3 01:28:33 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1780 * objc/objc-act.c (objc_tree_code_type, objc_tree_code_length,
1781 objc_tree_code_name, synth_id_with_class_suffix, warn_with_method,
1782 error_with_ivar, gen_declarator, create_builtin_decl,
1783 my_build_string, generate_descriptor_table, generate_ivars_list,
1784 generate_dispatch_table, check_protocols, TAG_GETCLASS,
1785 TAG_GETMETACLASS, TAG_MSGSEND, TAG_MSGSENDSUPER, TAG_EXECCLASS,
1786 dump_base_name, lang_decode_option, build_encode_expr,
1787 start_class, finish_class, encode_pointer, really_start_method,
1788 gen_declaration, dump_interface, handle_class_ref, handle_impent):
1790 (objc_demangle, objc_printable_name, generate_struct_by_value_array):
1791 Add static prototypes.
1792 (build_objc_string_decl, build_selector_reference_decl,
1793 encode_bitfield, build_class_reference_decl): Remove unused
1794 parameter, all callers changed.
1795 (maybe_objc_method_name): Mark with ATTRIBUTE_UNUSED.
1796 (objc_printable_name): Likewise. Change second parameter to type int.
1797 (init_objc): Use memcpy, not bcopy, to avoid casts.
1799 Thu Sep 2 21:49:52 1999 Richard Henderson <rth@cygnus.com>
1801 * reload1.c (eliminate_regs_in_insn): Avoid eliminating the
1802 reg notes on a deleted insn.
1803 * gcse.c (hash_expr_1): Use XWINT on a CONST_DOUBLE.
1805 Thu Sep 2 20:18:12 1999 Jeffrey A Law (law@cygnus.com)
1807 * i386.c (ix86_attr_length_default): Handle TYPE_FXCH.
1809 Thu Sep 2 22:00:08 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
1811 * stmt.c (expand_asm_operands): Fix index into inout_mode when
1814 Thu Sep 2 13:00:48 1999 Richard Henderson <rth@cygnus.com>
1816 * stmt.c (expand_asm_operands): Invoke MD_ASM_CLOBBERS if present.
1817 * tm.texi (MD_ASM_CLOBBERS): Document it.
1819 Thu Sep 2 10:22:40 1999 Richard Henderson <rth@cygnus.com>
1821 * dwarf2out.c (dwarf2out_line): Constify `lastfile'.
1822 * except.c (expand_rethrow): Remove unused variable.
1823 * expr.c (do_jump_by_parts_greater_rtx): Likewise.
1824 * flow.c (replace_insns): Likewise.
1825 (create_edge_list, verify_edge_list): Likewise.
1826 * gcse.c (cprop_cc0_jump): Protect declaration with HAVE_cc0.
1828 * genemit.c (gen_expand): Only emit `operands[N]' decl if there
1829 is special code to run.
1830 (main): Don't define operands to emit_operand.
1831 * genrecog.c (main): Don't emit an empty peephole2_insn function.
1833 * rtl.h (NOTE_BASIC_BLOCK): Use X0BBDEF.
1835 * alpha/alpha.h (normal_memory_operand): Declare.
1836 (reg_no_subreg_operand): Declare.
1837 * alpha/elf.h (ASM_DECLARE_OBJECT_NAME): Use HOST_WIDE_INT_PRINT_DEC.
1839 Thu Sep 2 10:19:20 1999 Richard Henderson <rth@cygnus.com>
1841 * c-parse.in (compstmt_primary_start): New, broken out of first
1842 part of compstmt handling in primary.
1843 (primary): Use it. Add an error clause.
1844 (compstmt_nostart): Renamed from compstmt; remove all
1845 initial invocations of compstmt_start.
1848 Thu Sep 2 01:35:50 1999 Marc Espie <espie@cvs.openbsd.org>
1850 * protoize.c (gen_aux_info_file): Let pexecute call choose_temp_base if
1853 Thu Sep 2 00:43:59 1999 Finn Hakansson <finn@axis.com>
1855 * combine.c (simplify_shift_const): Remove extra semicolon.
1856 * dwarf2out.c (remove_AT): Likewise.
1857 * expmed.c (expand_mult): Likewise.
1858 * gcov.c (create_program_flow_graph): Likewise.
1859 * reorg.c (mostly_true_jump): Likewise.
1861 Thu Sep 2 00:06:43 1999 Jeffrey A Law (law@cygnus.com)
1863 * fold-const.c (fold_range_test): Do not try to fold the range
1864 test if the rhs or lhs has side effects.
1866 * combine.c (simplify_rtx): Recognize another case of a synthesized
1869 * varasm.c (mark_constant_pool): When marking indirect references,
1870 only look at SYMBOL_REFs.
1872 * except.c (expand_fixup_region_end): Do not peek at
1873 INSN_UID (node->entry->outer_context) for flag_new_exceptions.
1875 Thu Sep 2 13:52:53 1999 Geoffrey Keating <geoffk@cygnus.com>
1877 * flags.h: New variables align_loops, align_loops_log,
1878 align_jumps, align_jumps_log, align_labels, align_labels_log,
1879 align_functions, align_functions_log.
1880 * toplev.c: Define them.
1881 (f_options): Handle -falign-* when they have no argument.
1882 (main): Add logic to set variables for -falign-functions,
1883 -falign-jumps, -falign-labels, -falign-loops.
1884 Make it -fsched-verbose=<n> and -finline-limit=<n>.
1885 (display_help): Change help to match options.
1886 * final.c (LABEL_ALIGN): Default to align_labels_log.
1887 (LABEL_ALIGN_MAX_SKIP): Default to align_labels-1.
1888 (LOOP_ALIGN): Default to align_loops_log.
1889 (LOOP_ALIGN_MAX_SKIP): Default to align_loops-1.
1890 (LABEL_ALIGN_AFTER_BARRIER): Default to align_jumps_log.
1891 (LABEL_ALIGN_AFTER_BARRIER_MAX_SKIP): Default to align_jumps-1.
1892 * varasm.c (assemble_start_function): Handle align_functions.
1894 * config/sparc/sparc.h: Don't declare sparc_align_*.
1895 Don't provide LABEL_ALIGN_AFTER_BARRIER or LOOP_ALIGN.
1896 (DEFAULT_SPARC_ALIGN_FUNCS): Delete; take functionality into
1898 (FUNCTION_BOUNDARY): Fix incorrect use---it's not just a request,
1900 * config/sparc/sparc.c: Delete sparc_align_loops,
1901 sparc_align_jumps, sparc_align_funcs and the corresponding string
1903 (sparc_override_options): Default align_functions on ultrasparc.
1904 Delete -malign-* handling.
1906 * config/mips/mips.c (override_options): On 64-bit targets,
1907 try to align code to 64-bit boundaries.
1908 (print_operand): New substitution, %~,
1909 which aligns labels to align_labels_log.
1910 * config/mips/mips.md (div_trap_normal): Use %~.
1911 (div_trap_mips16): Likewise.
1916 (ashldi3_internal): Likewise.
1917 (ashrdi3_internal): Likewise.
1918 (lshrdi3_internal): Likewise.
1919 (casesi_internal): Likewise.
1921 Wed Sep 1 21:13:48 1999 Richard Henderson <rth@cygnus.com>
1923 Merge new ia32 backend from the branch!
1925 * i386.h, i386.c, i386.md, reg-stack.c, i386/unix.h: Many changes.
1926 See ChangeLog.P2 on new_ia32_branch for details.
1928 * rtl.h (stack_regs_mentioned_p): Delete prototype.
1929 * i386/cygwin.h (SUBTARGET_PROLOGUE): No more do_rtl.
1930 * i386/win32.h (SUBTARGET_PROLOGUE): Likewise.
1931 * i386/gas.h (ASM_FILE_START): Define.
1932 * i386/winnt.c (i386_pe_valid_decl_attribute_p): Update
1933 for name change of ix86_valid_decl_attribute_p.
1934 (i386_pe_valid_type_attribute_p): Similarly.
1936 Wed Sep 1 18:21:23 1999 Richard Henderson <rth@cygnus.com>
1938 * emit-rtl.c (init_emit_once): Don't use GET_MODE_WIDER_MODE
1939 to step through CC modes.
1941 Wed Sep 1 20:18:06 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
1943 * regmove.c (fixup_match_1): Don't move INSN in front of P if
1944 it would end up in the shadow of a live flags regsiter.
1946 Wed Sep 1 11:32:00 1999 Bernd Schmidt <bernds@cygnus.co.uk>
1948 * reload1.c: Fix many indentation problems.
1949 * reload.c: Likewise.
1951 Tue Aug 31 22:08:03 1999 Marc Espie <espie@cvs.openbsd.org>
1953 * alias.c (non_local_reference_p): Constify fmt.
1955 Tue Aug 31 23:19:35 1999 Michael Meissner <meissner@cygnus.com>
1957 * config/i386/xm-cygwin.h (HAVE_DOS_BASED_FILE_SYSTEM): Define.
1959 Tue Aug 31 16:44:52 1999 Jeffrey A Law (law@cygnus.com)
1961 * cse.c (delete_trivially_dead_insns): Do not delete stores to
1962 the internal_arg_pointer.
1964 Tue Aug 31 13:35:42 1999 Richard Henderson <rth@cygnus.com>
1966 Merge peephole2 from new_ia32_branch:
1967 * Makefile.in (STAGESTUFF): Add *.peephole2.
1968 (mostlyclean): Likewise.
1969 (recog.o): Depend on resource.h.
1971 * final.c (peephole): Conditionalize decl on HAVE_peephole.
1972 (final_scan_insn): Likewise for the invocation of peephole.
1973 * genconfig.c (main): Look for peephole and peephole2 patterns.
1974 Emit HAVE_peephole* accordingly.
1975 * genpeep.c (main): Conditionalize entire output on HAVE_peephole.
1976 * flags.h (flag_peephole2): Declare.
1977 * toplev.c: New pass peephole2. New flag -fpeephole2.
1979 * genattrtab.c (main): Count DEFINE_PEEPHOLE2.
1980 * gencodes.c (main): Likewise.
1981 * genextract.c (main): Likewise.
1982 * genoutput.c (main): Likewise.
1983 * genemit.c (max_operand_1): Look for the max scratch operand.
1984 (gen_rtx_scratch): New.
1985 (gen_exp): Use it, and pass on new arg subroutine_type.
1986 (gen_expand): Take max scratch into account.
1987 (gen_split): Emit peephole2 functions.
1988 (output_peephole2_scratch): New.
1989 (main): Include hard-reg-set.h and resource.h. Handle peephole2.
1990 * genrecog.c (routine_type): Add PEEPHOLE2.
1992 (make_insn_sequence): Match outer parallel for peep2. Discard
1993 top level scratches and dups.
1994 (add_to_sequence): New args insn_type and top. Update all callers.
1995 Handle toplevel peep2 matching insns.
1996 (write_subroutine): Handle peep2.
1997 (write_tree_1): Likewise.
1998 (write_tree): Likewise.
2000 (change_state): New arg afterward. Update all callers.
2001 Handle matching separate insns.
2002 * recog.c (recog_next_insn): New.
2003 (peephole2_optimize): New.
2004 * rtl.def (DEFINE_PEEPHOLE2): New.
2005 * resource.c (find_free_register): New argument last_insn. Use it
2006 to find a register available through the entire span.
2007 * resource.h (find_free_register): Update prototype.
2009 Tue Aug 31 11:51:06 1999 Jim Kingdon <http://developer.redhat.com>
2011 * i386.c (output_strlen_unroll): Don't write xops[7]
2012 label if it wasn't set.
2014 1999-08-31 12:44 -0700 Zack Weinberg <zack@bitmover.com>
2016 * cpplib.c (struct directive): Const-ify name pointer and
2017 function pointer prototype.
2018 (validate_else, do_define, do_line, do_include, do_undef,
2019 do_error, do_pragma, do_ident, do_if, do_xifdef, do_else,
2020 do_elif, do_endif, do_sccs, do_assert, do_unassert,
2021 do_warning): Const-ify second arg.
2022 (directive_table): Mark const. Reorder entries by frequency
2023 of usage, record statistics.
2025 1999-08-31 12:20 -0700 Zack Weinberg <zack@bitmover.com>
2027 * rtl.h (RTL_CHECK1, RTL_CHECK2): New macros which type- and
2028 bounds- check RTL accesses if --enable-checking.
2029 (RTVEC_ELT): Bounds check if --enable-checking.
2030 (XWINT, XINT, XSTR, XEXP, XVEC, XMODE, XBITMAP, XTREE,
2031 XBBDEF): Use RTL_CHECK1/RTL_CHECK2 as appropriate.
2032 (XVECEXP, XVECLEN): Define in terms of XVEC, RTVEC_ELT, and
2034 (X0WINT, X0INT, X0STR, X0EXP, X0VEC, X0MODE, X0BITMAP, X0TREE,
2035 X0BBDEF, X0ADVFLAGS): New macros for accessing '0' slots of RTXes.
2037 (ADDR_DIFF_VEC_FLAGS): Use X0ADVFLAGS.
2038 (NOTE_SOURCE_FILE): Use X0STR.
2039 (NOTE_BLOCK_NUMBER, NOTE_EH_HANDLER, LABEL_NUSES,
2040 MEM_ALIAS_SET): Use X0INT.
2041 (NOTE_RANGE_INFO, NOTE_LIVE_INFO, NOTE_BASIC_BLOCK,
2042 JUMP_LABEL, LABEL_REFS, LABEL_NEXTREF, CONTAINING_INSN):
2044 * real.h (CONST_DOUBLE_CHAIN): Use X0EXP.
2045 * rtl.c (copy_rtx, copy_most_rtx): Copy '0' slots with X0WINT.
2046 (rtl_check_failed_bounds, rtl_check_failed_type1,
2047 rtl_check_failed_type2, rtvec_check_failed_bounds): New
2049 (fancy_abort): Fix comment.
2051 * cse.c (canon_hash): Read CONST_DOUBLE data slots with XWINT.
2052 (cse_insn): Decrement LABEL_NUSES for jump target before
2054 * emit-rtl.c (gen_rtx_CONST_DOUBLE): Use X0EXP for slot 1.
2055 * final.c (alter_subreg): Compute regno before changing x to
2056 REG; set REGNO(x) after changing it.
2057 * flow.c (count_basic_blocks): Use XWINT to inspect EH_REGION
2058 notes containing CONST_INTs.
2059 (delete_eh_regions): Use NOTE_EH_HANDLER.
2060 * function.c (put_reg_into_stack): Make reg a MEM before
2062 (fixup_var_refs_insns): Save REG_NOTES (insn) in case we
2064 (gen_mem_addressof): Make reg a MEM before initializing it.
2065 * integrate.c (copy_rtx_and_substitute): Copy '0' slots with
2067 * local-alloc.c (update_equiv_regs): Zap REG_NOTES before
2068 deleting an insn, not after.
2069 (block_alloc): Only look at PATTERN(insn) if we have to, and
2070 only if it's format class 'i'.
2071 * loop.c (check_dbra_loop): Check bl->biv->add_val is a
2072 CONST_INT before using its INTVAL.
2073 * print-rtl.c (print_rtx): Use X0STR.
2074 * regmove.c (fixup_match_1): Don't look at PATTERN of
2075 non-class-'i' insn chain elements.
2076 * reload.c (loc_mentioned_in_p): Take address of
2077 in->fld[1].rtx directly.
2078 * reload1.c (reload): Change reg to a MEM before initializing
2080 * varasm.c (mark_constant_pool): Skip CONST_DOUBLES, which
2082 * config/i386/i386.md (decrement_and_branch_if_zero): Fix typo.
2084 Fri Aug 20 13:43:41 1999 Andrew Haley <aph@cygnus.com>
2086 * config/mips/mips.c (machine_dependent_reorg): Force a
2087 barrier to output the local constant pool if a barrier hasn't
2088 been found at a natural point in the instruction stream.
2090 Mon Aug 30 22:04:36 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2092 * c-parse.in (language_string): Constify.
2094 * dwarf2out.c (language_string): Remove declaration.
2096 * dwarfout.c (language_string): Likewise.
2098 * toplev.c (language_string, init_parse, finish_parse): Likewise.
2100 * tree.h (language_string, init_parse, finish_parse): Declare.
2102 * i386/sun386.h (language_string): Remove declaration.
2104 * mips.h (language_string): Likewise.
2106 * nextstep.h (language_string): Likewise.
2108 * nextstep21.h (language_string): Likewise.
2110 * rs6000.c (language_string): Likewise.
2112 Mon Aug 30 20:56:08 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2114 * Makefile.in (OBJS, PROTO_OBJS): Remove getpwd.o.
2115 (getpwd.o): Remove target.
2117 * getpwd.c: Delete file. Its in libiberty now.
2119 * dbxout.c (getpwd): Don't prototype.
2120 * dwarf2out.c (getpwd): Likewise
2121 * dwarfout.c (getpwd): Likewise
2122 * final.c (getpwd): Likewise.
2123 * protoize.c (getpwd): Likewise.
2125 Mon Aug 30 20:21:34 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2127 * cse.c: (fold_rtx): Cast to HOST_WIDE_INT in left shift.
2129 Mon Aug 30 16:07:49 1999 Richard Henderson <rth@cygnus.com>
2131 * flow.c (new_insn_dead_notes): Use sets_reg_or_subreg not
2134 Mon Aug 30 12:23:53 1999 Jim Wilson <wilson@cygnus.com>
2136 * fixinc/Makefile.in (subdir): New.
2137 (fixincl.x, inclhack.sh, fixincl.sh): Use cp instead of $(CP).
2140 Mon Aug 30 01:02:09 1999 Jeffrey A Law (law@cygnus.com)
2142 * emit-rtl.c (copy_rtx_if_shared): A MEM which references
2143 virtual_stack_vars_rtx or virtual_incoming_args_rtx can not
2146 * invoke.texi: Fix typo.
2148 * dwarf2out.c (mem_loc_descriptor): New argument MODE. All callers
2149 changed. Handle autoincrement addressing modes.
2151 * integrate.c (copy_rtx_and_substitute): Handle internal_arg_pointer
2152 just like we would the virtual incoming args register when
2155 Sun Aug 29 23:17:54 1999 David Edelsohn <edelsohn@gnu.org>
2157 * rs6000.h (ASM_FILE_START): Specify complete filename, including
2158 path, in .file directive.
2160 Sun Aug 29 05:06:43 1999 Russ Allbery <rra@stanford.edu>
2162 * gcc.texi (External Bugs): Remove obsolete note about Perl on
2165 1999-08-29 08:38 -0700 Zack Weinberg <zack@bitmover.com>
2167 * stdbool.h: Make the typedef name _Bool, with bool a #defined
2170 Sun Aug 29 09:36:50 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2172 * tree.c (tree_code_name): Constify a char*.
2174 * tree.h (tree_code_name, decl_printable_name): Likewise.
2176 * function.h (struct function): Likewise.
2178 * toplev.c (decl_name, decl_printable_name): Likewise.
2180 * vax/vms.h (MAYBE_VMS_FUNCTION_PROLOGUE): Likewise.
2182 * objc/objc-act.c (decl_printable_name): Remove redundant prototype.
2183 (init_objc): Remove function pointer cast.
2185 Sun Aug 29 05:01:17 1999 John David Anglin <dave@hiauly1.hia.nrc.ca>
2187 * pa.md (interspace_jump): New pattern.
2188 (builtin_longjmp): New expander.
2190 1999-08-29 Bernd Schmidt <bernds@cygnus.co.uk>
2192 * fp-bit.c (add, sub, multiply, divide, compare, _eq_f2, _ne_f2,
2193 _gt_f2, _ge_f2, _lt_f2, _le_f2, float_to_si, float_to_usi, negate,
2194 sf_to_df, df_to_sf): Fix potential problem with alias analysis.
2196 Sun Aug 29 04:30:52 1999 John Wehle (john@feith.com)
2198 * jump.c (delete_prior_computation): Also check calls
2199 to constant functions. Don't bother checking for a
2200 REG_UNUSED note before adding it.
2201 (delete_computation): Handle multi-word hard registers
2202 when synthesizing missing REG_DEAD notes for a register
2203 which is both set and used by an insn.
2205 1999-08-29 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
2207 * loop.c (this_loop_info): New variable.
2208 (loop_has_call, loop_has_volatile, loop_has_tablejump,
2209 loop_continue, loops_enclosed): Replace with fields in this_loop_info.
2211 (prescan_loop, strength_reduce): New argument loop_info. All callers
2213 (scan_loop): New variable loop_info, initialise to address of
2215 (prescan_loop): Set loop_info->vtop if find NOTE_INSN_LOOP_VTOP.
2216 Delete variable loop_has_multiple_exit targets and replace with
2217 field in this_loop_info.
2218 (find_and_verify_loops): Rename this_loop to this_loop_num.
2219 (strength_reduce): Delete loop_iteration_info. Replace variable
2220 loop_info with function argument of same name.
2221 (insert_bct): Rework test for loop being completely unrolled.
2223 * loop.h (struct loop_info): New fields num, loops_enclosed,
2224 has_call, has_volatile, has_tablejump, has_multiple_exit_targets,
2225 has_indirect_jump, and cont. Redefine use of unroll_number.
2226 (loop_unroll_number): Delete.
2228 * unroll.c (unroll_loop): Store loop unroll count in unroll_number
2230 (loop_iterations): Delete variable vtop and instead use
2231 loop_info->vtop computed in prescan_loop.
2233 Sun Aug 29 03:27:23 1999 Scott Weikart <scott@igc.apc.org>
2235 * fix-header.c (main): Do not pass a null pointer to strcmp.
2237 Sun Aug 29 03:18:48 1999 William Bader (william@nscs.fast.net)
2239 * configure.in (i[34567]86-*-sco3.2v4*): Target does not truncate
2241 * configure: Rebuilt.
2243 Sat Aug 28 19:36:05 1999 Jeffrey A Law (law@cygnus.com)
2245 * jump.c (jump_optimize_1): Do not delete assignments to
2246 internal_arg_pointer.
2247 * cse.c (delete_trivially_dead_insns): Always consider a set of
2248 the internal_arg_pointer live.
2250 Sat Aug 28 16:24:31 1999 Richard Henderson <rth@cygnus.com>
2252 * flow.c (flow_delete_insn_chain): Rename from delete_insn_chain.
2253 (update_life_info) [REG_WAS_0]: Search the original insns rather
2254 than the new insns for the note. Fix typos finding note_dest.
2255 If no dest found, discard the note rather than abort.
2256 [REG_NOALIAS]: Handle as REG_NO_CONFLICT.
2257 (replace_insns): Remove the old insn list after update_life_info
2260 Sat Aug 28 16:20:12 1999 Richard Henderson <rth@cygnus.com>
2262 * haifa-sched.c (sched_analyze): Clear LOG_LINKS before calling
2264 (sched_analyze_1): Let add_dependence care for not adding dups.
2265 (sched_analyze_2): Likewise.
2266 (add_branch_dependences): Likewise.
2268 Sat Aug 28 15:58:16 1999 Mumit Khan <khan@xraylith.wisc.edu>
2270 * i386/winnt.c (export_list): New type.
2271 (exports_head): Rename to
2272 (export_head): this.
2273 (i386_pe_record_exported_symbol): Add is_data flag.
2274 (i386_pe_asm_file_end): Emit directive for exported variables.
2275 * i386/cygwin.h (i386_pe_record_exported_symbol): Update
2277 * i386/cygwin.h (ASM_OUTPUT_COMMON): Specify symbol type.
2278 (ASM_DECLARE_OBJECT_NAME): Likewise.
2279 (ASM_DECLARE_FUNCTION_NAME): Likewise.
2280 * i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
2282 Fri Aug 27 15:35:24 1999 Jeffrey A Law (law@cygnus.com)
2284 * cse.c (fold_rtx): Work around bug in Sun V5.0 compilers.
2286 * pa.c (emit_move_sequence): Do not stop on SUBREG_WORD of an
2289 Fri Aug 27 14:01:19 1999 Marc Espie <espie@cvs.openbsd.org>
2291 * config/openbsd.h: Define SET_ASM_OP.
2292 * tm.texi: cross-reference SET_ASM_OP in the index.
2294 1999-08-27 13:27 -0700 Zack Weinberg <zack@bitmover.com>
2296 * rtl.c: Define CONST_DOUBLE_FORMAT to the appropriate format
2297 for a CONST_DOUBLE, at compile time. Initialize rtx_length
2298 and class_narrowest_mode at compile time. Kill init_rtl.
2299 Mark rtx_length, mode_class, mode_size, mode_unit_size,
2300 mode_wider_mode, mode_mask_array, class_narrowest_mode, and
2301 rtx_format as const. Kill all references to EXTRA_CC_MODES or
2303 * rtl.def (CONST_DOUBLE): Use CONST_DOUBLE_FORMAT macro for
2305 * rtl.h: Declare rtx_length and rtx_format as const.
2306 * machmode.def: Define CC(). Use CC() to define CCmode. If
2307 EXTRA_CC_MODES is defined, expand it here.
2308 * machmode.h: Declare mode_class, mode_size, mode_unit_size,
2309 mode_wider_mode, mode_mask_array, and class_narrowest_mode as
2310 const. Kill all references to EXTRA_CC_MODES.
2312 * toplev.c: Don't prototype or call init_rtl.
2313 * optabs.c: Don't call init_mov_optab.
2314 * genemit.c: Don't generate init_mov_optab. Don't call
2316 * gengenrtl.c: Duplicate calculation of CONST_DOUBLE_FORMAT
2318 * genattr.c, genattrtab.c, gencodes.c, genconfig.c,
2319 genextract.c, genflags.c, genopinit.c, genoutput.c, genpeep.c,
2320 genrecog.c: Don't call init_rtl.
2322 * arc.h, arm.h, c4x.h, i386.h, i960.h, m88k.h, pa.h, pdp11.h,
2323 rs6000.h, sparc.h: Don't define EXTRA_CC_NAMES. Use CC() in
2324 definition of EXTRA_CC_MODES.
2326 * md.texi: Kill ref to EXTRA_CC_NAMES.
2327 * tm.texi: Document new way to define EXTRA_CC_MODES.
2329 * genrecog.c: Do not look up the name of a define_split.
2332 Fri Aug 27 17:03:42 1999 Nick Clifton <nickc@cygnus.com>
2334 * config/v850/v850.md: Fix typo introduced by previous delta.
2336 Fri Aug 27 09:48:59 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2338 * gcc.c (fatal): Make definition static to match prototype.
2340 Fri Aug 27 10:33:35 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2342 * combine.c (get_last_value): Don't look for earlier sets if the last
2343 known set is somewhere in between the insns being combined.
2345 Fri Aug 27 10:03:12 BST 1999 Nathan Sidwell <nathan@acm.org>
2347 * configure.in: Don't use shell ! to negate exit codes
2348 * configure: Regenerate
2350 Fri Aug 27 09:36:17 1999 Andreas Schwab <schwab@suse.de>
2352 * function.c (assign_stack_temp_for_type): Fix change of Mar 5 for
2353 the fact that ALIGN is measured in bits, not bytes.
2355 1999-08-27 00:27 -0700 Zack Weinberg <zack@bitmover.com>
2357 * errors.c: New file; defines functions error, warning, and
2358 fatal, variables have_error and progname.
2359 * errors.h: New file; prototypes and decls for stuff in errors.c.
2361 * Makefile: Add rules to build errors.o and
2362 $(HOST_PREFIX)errors.o. Link genconfig, gencodes, genemit,
2363 genopinit, genrecog, genextract, genpeep, genattr, and
2364 genoutput with errors.o. Add errors.h to deps of genconfig.o,
2365 gencodes.o, genemit.o, genopinit.o, genrecog.o, genextract.o,
2366 genpeep.o, genattr.o, and genoutput.o.
2368 * genconfig.c, gencodes.c, genemit.c, genopinit.c, genrecog.c,
2369 genextract.c, genpeep.c, genattr.c: Include errors.h. Don't
2370 define or prototype fatal. Set progname at beginning of main.
2371 * genoutput.c: Likewise, and don't define or prototype error
2374 * c-typeck.c (c_expand_start_case): Return immediately if exp
2376 * fold-const.c (operand_equal_p): Return immediately if arg1
2377 or arg0 are ERROR_MARKs.
2378 * stor-layout.c (layout_type [case RECORD_TYPE]): Ignore
2379 fields of type ERROR_MARK when calculating if the record can
2382 Fri Aug 27 01:03:48 1999 Jim Kingdon <http://developer.redhat.com>
2383 with much help from Jeffrey A Law and Richard Henderson
2385 * i386.md: In the 6 insns which call output_fix_trunc,
2386 earlyclobber operands[0].
2388 Fri Aug 27 01:01:51 1999 Philip Blundell <pb@nexus.co.uk>
2390 * jump.c (duplicate_loop_exit_test): Call reg_scan_update after
2391 creating new registers.
2393 1999-08-26 23:09 -0700 Zack Weinberg <zack@bitmover.com>
2395 * i386.h: Declare ix86_cpu_string, ix86_arch_string,
2396 i386_reg_alloc_order, i386_regparm_string,
2397 i386_align_loops_string, i386_align_jumps_string,
2398 i386_align_funcs_string, i386_preferred_stack_boundary_string,
2399 and i386_branch_cost_string as type "const char *".
2400 * i386.c: Define all above strings as type "const char *".
2402 Thu Aug 26 20:36:30 1999 Jim Wilson <wilson@cygnus.com>
2404 * dwarf2out.c (output_aranges): Check DWARF_OFFSET_SIZE not PTR_SIZE
2405 when emitting alignment padding. Emit padding byte of 0 instead of 4.
2407 Thu Aug 26 18:11:20 1999 Mark Mitchell <mark@codesourcery.com>
2409 * tree.c (array_type_nelts): Don't create RTL_EXPRs from
2410 SAVE_EXPRs unless the SAVE_EXPRs have already been expanded.
2412 Thu Aug 26 19:33:23 1999 Jim Wilson <wilson@cygnus.com>
2414 * dwarf2out.c (DWARF2_ASM_LINE_DEBUG_INFO): Add default definition.
2415 (debug_dwarf): Add DWARF2_ASM_LINE_DEBUG_INFO support.
2416 (dwarf2out_line, dwarf2out_finish): Likewise.
2417 * tm.texi (DWARF2_ASM_LINE_DEBUG_INFO): Add documetation.
2419 Thu Aug 26 16:10:56 1999 Gavin Romig-Koch <gavin@cygnus.com>
2421 * tree.c (lang_unsave_expr_now) : Correct return type.
2422 * tree.h (lang_unsave_expr_now) : Same.
2424 Thu Aug 26 13:12:29 1999 Jeffrey A Law (law@cygnus.com)
2426 * pa.c (cint_ok_for_move): Use CONST_INT_OK_FOR_LETTER_P macros
2427 instead of duplicating code.
2429 Thu Aug 26 18:32:32 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2431 * gcse.c (hash_scan_insn): Don't scan obvious no-ops.
2433 1999-08-26 09:42 -0700 Zack Weinberg <zack@bitmover.com>
2435 * tree.h: fancy_abort always takes three args.
2436 * resource.c: Move include of system.h before toplev.h.
2438 Thu Aug 26 09:46:16 1999 Nick Clifton <nickc@cygnus.com>
2440 * dwarf2out.c (mem_loc_descriptor): Accept LABEL_REFs as well
2443 1999-08-25 22:10 -0700 Zack Weinberg <zack@bitmover.com>
2445 * system.h: Don't redefine abort or trim_filename.
2446 * rtl.h: Define abort to fancy_abort (__FILE__, __LINE__, 0)
2447 or fancy_abort (__FILE__, __LINE__, __FUNCTION__) depending on
2448 whether or not __FUNCTION__ is available.
2449 * tree.h: Duplicate rtl.h's definition of abort, for files
2450 that don't include rtl.h. Delete all code to perform type
2451 checking with a compiler other than GCC.
2452 * varray.h: Delete all code to perform type checking with a
2453 compiler other than GCC. Make VARRAY_CHECK() always evaluate
2454 its arguments exactly once, using a statement expression.
2455 Adjust the VARRAY_<type> accessor macros to match.
2456 * toplev.h (fatal_insn, fatal_insn_not_found): Kill.
2457 (_fatal_insn, _fatal_insn_not_found): New fns, take info on
2458 caller's location. Define fatal_insn and fatal_insn_not_found
2459 as macros that use _fatal_insn and _fatal_insn_not_found.
2460 (fancy_abort, trim_filename): Kill prototypes.
2462 * rtl.c (trim_filename): Move here from toplev.c.
2463 (fancy_abort): New function.
2464 (DIR_SEPARATOR): Provide default definition.
2465 * tree.c (tree_check_failed, tree_class_check_failed): Go
2466 through fancy_abort.
2467 (tree_check, tree_class_check, cst_or_constructor_check,
2468 expr_check): Delete.
2469 * varray.c (varray_check_failed): New function.
2470 * toplev.c (fatal_insn, fatal_insn_not_found): Replace with
2471 _fatal_insn and _fatal_insn_not_found. Go through
2473 (trim_filename, fancy_abort): Delete.
2475 * builtins.c (expand_builtin_args_info): Report ICE with abort.
2476 * except.c (start_catch_handler): Report ICE with error/abort
2478 * final.c (output_operand_lossage): Likewise.
2479 * flow.c (verify_flow_info): Likewise.
2481 * gcc.c: Prototype fatal.
2482 * gengenrtl.c: Undef abort after including rtl.h not system.h.
2483 * genattr.c, genattrtab.c, genemit.c, genextract.c,
2484 genflags.c, genopinit.c, genoutput.c, genpeep.c, genrecog.c:
2485 Don't define fancy_abort.
2487 Wed Aug 25 17:56:59 1999 Richard Henderson <rth@cygnus.com>
2489 * optabs.c (emit_cmp_and_jump_insns): Be more thorough in
2492 Wed Aug 25 15:35:55 1999 Richard Henderson <rth@cygnus.com>
2494 * m88k.h (VERSION_INFO2): Kill.
2495 (VERSION_STRING): Kill.
2497 (VERSION_INFO1): Tidy.
2498 (TARGET_VERSION): Update.
2499 * m88k/dgux.h (VERSION_INFO2): Kill.
2500 (ASM_FIRST_LINE): Adjust for death of VERSION_STRING.
2501 * m88k/luna.h (VERSION_INFO1): Tidy.
2502 * m88k/sysv4.h (VERSION_INFO1): Likewise.
2503 * m88k.c (out_rcs_id, tm_rcs_id): Kill.
2504 (output_file_start): Adjust for death of VERSION_STRING.
2506 1999-08-25 13:51 -0700 Jim Meyering <meyering@ascend.com>
2508 * cpplib.c (detect_if_not_defined): New function.
2509 (do_if): Use it to detect potential once-only headers.
2511 Wed Aug 25 14:00:18 1999 Jason Merrill <jason@yorick.cygnus.com>
2513 * c-common.c (combine_strings): Always set TREE_CONSTANT.
2515 Wed Aug 25 15:27:22 1999 Gavin Romig-Koch <gavin@cygnus.com>
2517 * combine.c (nonzero_bits) : Allow single-ly set registers to be
2518 anywere in the function only if they are pseudos and set before
2519 being used (not live at the start of the function).
2520 (num_sign_bit_copies) : Same.
2521 (get_last_value_validate) : Same.
2522 (get_last_value) : Same.
2524 Wed Aug 25 11:13:29 1999 Richard Henderson <rth@cygnus.com>
2526 * loop.c (express_from): Try harder to unify (* c N) and (* c M)
2527 where N and M are constant and N is an integer multiple of M.
2529 Wed Aug 25 13:55:47 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
2531 * sbitmap.h (sbitmap_intersection_of_succs): Add prototype.
2532 (sbitmap_intersection_of_preds, sbitmap_union_of_succs,
2533 sbitmap_union_of_preds): Add prototypes.
2534 * sbitmap.c (sbitmap_intersection_of_succs): New function to compute
2535 the intersection of successors with the new flow graph structures.
2536 (sbitmap_intersection_of_preds): New function to compute the
2537 intersection of predecessors with the new flow graph structures.
2538 (sbitmap_union_of_succs): New function to compute the union of
2539 successors with the new flow graph structures.
2540 (sbitmap_union_of_preds): New function to compute the union of
2541 predecessors with the new flow graph structures.
2542 * gcse.c (compute_rdm, compute_available): Use new sbitmap routines.
2543 (expr_reaches_here_p): Use edge and basic_block structures instead
2544 of s_preds and s_succs.
2545 (compute_cprop_avinout): Use new sbitmap routines.
2546 (pre_expr_reaches_here_p): Use edge and basic_block structures instead
2547 of s_preds and s_succs.
2548 * flow.c (compute_flow_dominators): Compute dominators using
2549 edges and basic blocks instead of s_preds and s_succs.
2551 Wed Aug 25 13:41:47 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
2553 * lists.c (unused_insn_list, unused_expr_list): New file for
2554 maintaining various types of lists. New statics for maintaining a
2555 cache of available INSN_LIST and EXPR_LIST nodes.
2556 (free_list): Static function for freeing a list of INSN/EXPR nodes.
2557 (alloc_INSN_LIST): Function to get a free INSN_LIST node.
2558 (alloc_EXPR_LIST): Function to get a free EXPR_LIST node.
2559 (init_EXPR_INSN_LIST_cache): Initialize the cache lists.
2560 (free_EXPR_LIST_list): Free an entire list of EXPR_LIST nodes.
2561 (free_INSN_LIST_list): Free an entire list of INSN_LIST nodes.
2562 (free_EXPR_LIST_node): Free an individual EXPR_LIST node.
2563 (free_INSN_LIST_node): Free an individual INSN_LIST node.
2564 * haifa-sched.c (unused_insn_list, unused_expr_list): Moved to flow.c
2565 (free_list, alloc_INSN_LIST, alloc_EXPR_LIST): Moved to flow.c
2566 (remove_dependence, free_pending_lists): Use new global routines.
2567 (flush_pending_lists, sched_analyze_insn): Use new global routines.
2568 (sched_analyze, compute_block_backward_dependences): Use new routines.
2569 (sched_analyze_1, sched_analyze_2): Use new routines.
2570 (schedule_insns): Use new global routines.
2571 * rtl.h (init_EXPR_INSN_LIST_cache, free_EXPR_LIST_list): Add function
2573 (free_INSN_LIST_list, free_EXPR_LIST_node): Add prototypes.
2574 (free_INSN_LIST_node, alloc_INSN_LIST, alloc_EXPR_LIST): Add function
2576 * toplev.c (rest_of_compilation): Initialize node cache.
2577 * Makefile.in (OBJS): Add lists.o to list of object files.
2578 (lists.o): Add dependancies.
2580 Wed Aug 25 17:31:56 1999 Nick Clifton <nickc@cygnus.com>
2582 * config/v850/v850.md: Fix compile time warning messages.
2583 * config/v850/v850.c: Fix compile time warning messages.
2584 * config/v850/v850.h: Fix compile time warning messages.
2586 Wed Aug 25 09:44:43 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2588 * genattr.c (gen_attr): Add prototype arguments for get_attr_*().
2589 Remove unused prototype for `init_lengths'.
2591 Wed Aug 25 09:32:31 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2593 * calls.c (emit_call_1): Mark parameter `stack_size' with
2595 (expand_call): Initialize variable `insn'.
2596 (emit_library_call): Likewise for variable `high_to_save'.
2597 (emit_library_call_value): Likewise.
2598 (store_one_arg): Likewise for variables `lower_bound' and
2601 * combine.c (try_combine): Likewise for variables `i2_code_number'
2602 and `other_code_number'.
2603 (find_split_point): Likewise for variables `pos', `unsignedp' and
2605 (simplify_if_then_else): Likewise for variables `op' and `c1'.
2606 (simplify_and_const_int): Remove unused variable `width'.
2607 (merge_outer_ops): Likewise.
2609 * cse.c (simplify_binary_operation): Cast an INTVAL() to `unsigned
2610 HOST_WIDE_INT' when comparing against one.
2611 (simplify_relational_operation): Likewise.
2612 (cse_insn): Initialize variables `src_eqv_volatile',
2613 `src_eqv_in_memory', `src_eqv_in_struct', `src_eqv_hash' and `sets'.
2615 * final.c (init_final): Constify parameter `filename'.
2616 (final_start_function): Mark parameter `optimize' with
2618 (profile_function): Likewise for parameters `first' and `optimize'.
2619 (output_source_line): Likewise for parameter `file'.
2621 * integrate.c (subst_constants): Cast a value to `size_t' when
2622 comparing against one.
2623 (mark_stores): Initialize variable `mode'. Cast a value to
2624 `size_t' when comparing against one.
2626 * integrate.h (MAYBE_EXTEND_CONST_EQUIV_VARRAY): Likewise.
2628 * loop.c (move_movables): Initialize variable `first'.
2629 (strength_reduce): Likewise for variable `increment'.
2630 (check_dbra_loop): Likewise for variable `comparison_val'. Cast a
2631 value to `size_t' when comparing against one.
2632 (load_mems): Initialize variable `end_label'.
2634 * output.h (init_final): Constify parameter.
2636 * reload.c (decompose): Initialize variable `base'.
2638 * reload1.c (reload): Likewise for variable `is_scalar'.
2639 (spill_hard_reg): Mark parameter `dumpfile' with ATTRIBUTE_UNUSED.
2640 (choose_reload_regs): Initialize variable `mode'.
2641 (emit_reload_insns): Likewise for variable `store_insn'.
2642 (reload_cse_noop_set_p): Mark parameter `insn' with
2644 (reload_combine): Initialize variable `set'.
2646 * unroll.c (unroll_loop): Likewise for variable `local_label'.
2647 (copy_loop_body): Cast a value to `size_t' when comparing against
2650 * varasm.c (assemble_variable): Initialize variable `size_tree'.
2651 (const_hash): Add an `else abort()' in an if-else-if-else sequence.
2652 (remove_from_pending_weak_list): Mark parameter `name' with
2655 Wed Aug 25 11:18:39 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2657 * toplev.c (rest_of_compilation): Use decl_printable_name when opening
2660 Wed Aug 25 10:57:12 1999 Nick Clifton <nickc@cygnus.com>
2662 * config/arm/telf.h (ASM_WEAKEN_LABEL): Define.
2663 (ASM_DECLARE_FUNCTION_NAME): Define.
2664 (TYPE_ASM_OP, SIZE_ASM_OP, TYPE_OPERAND_FORMAT,
2665 ASM_DECLARE_RESULT, ASM_DECLARE_OBJECT_NAME,
2666 ASM_FINISH_DECLARE_OBJECT, ASM_DECLARE_FUNCTION_SIZE): Define if
2667 not already defined.
2669 Wed Aug 25 01:36:11 1999 John David Anglin <dave@hiauly1.hia.nrc.ca>
2671 * calls.c (emit_call_1): Use call_pop/call_value_pop for all values
2672 of n_popped when call/call_value are not defined.
2674 Wed Aug 25 01:25:14 1999 Jeffrey A Law (law@cygnus.com)
2676 * tm.texi: GNU CC -> GCC conversion.
2677 (CC1_SPEC): Indicate it is used for all language front ends.
2679 Tue Aug 24 23:43:03 1999 Mark Mitchell <mark@codesourcery.com>
2681 * flow.c (delete_block): Spell NOTE_INSN_EH_REGION_BEG and
2682 NOTE_INSN_EH_REGION_END correctly.
2684 Tue Aug 24 23:26:44 1999 Michael Tiemann <tiemann@holodeck.cygnus.com>
2685 Jeff Law <law@cygnus.com>
2687 * loop.c (strength_reduce): Automatically unroll loops if the
2688 unrolled loop size is smaller than the rolled loop size.
2690 * loop.c (insert_bct): Replace use of sdiv_optab with asr_optab
2691 and delete comment that code should be rewritten.
2693 Tue Aug 24 22:56:35 1999 Jeffrey A Law (law@cygnus.com)
2695 * haifa-sched.c (find_rgns): Mark a block found during the DFS search
2698 * haifa-sched.c (get_visual_tbl_length): Fix off-by-one error.
2700 Tue Aug 24 22:41:06 1999 Mumit Khan <khan@xraylith.wisc.edu>
2702 * fixinc/mkfixinc.sh: Don't fix uwin headers.
2703 * i386/uwin.h (MD_STARTFILE_PREFIX): Define.
2704 (LINK_SPEC): Add -u _main when building executables.
2705 (ASM_DECLARE_FUNCTION): Update from Cygwin.
2706 (ASM_FILE_END): Use the default for ix86-pe.
2707 * i386/xm-uwin.h (HAVE_BCOPY): Undefine.
2709 Tue Aug 24 20:49:47 1999 Art Haas <ahaas@neosoft.com>
2711 * final.c (output_addr_const): Handle case where ASM_OPEN_PAREN
2712 and ASM_CLOSE_PAREN are empty strings.
2714 Wed Aug 25 12:46:22 1999 Fred Fish <fnf@cygnus.com>
2715 Geoffrey Keating <geoffk@cygnus.com>
2717 * Makefile.in (PREPROCESSOR_DEFINES): New macro.
2718 (protoize.o): Use PREPROCESSOR_DEFINES and DRIVER_DEFINES.
2719 (unprotoize.o): Ditto.
2720 (test-protoize-simple): Don't define STD_PROTO_DIR.
2721 * protoize.c: Use PARAMS rather than PROTO. Minor whitespace
2722 changes to make 'test-protoize-simple' pass.
2723 (STD_PROTO_DIR): Remove define.
2724 (STANDARD_EXEC_PREFIX): Supply default define.
2725 (standard_exec_prefix): New variable, init to STANDARD_EXEC_PREFIX.
2726 (target_machine): New variable, init to DEFAULT_TARGET_MACHINE.
2727 (target_version): New variable, init to DEFAULT_TARGET_VERSION.
2728 (GET_ENV_PATH_LIST): New macro.
2729 (default_syscalls_dir): No longer initialized to STD_PROTO_DIR.
2730 (do_processing): Initialize default_syscalls_dir using new
2731 macros. Use it to initialize syscalls_absolute_filename.
2733 Tue Aug 24 16:58:15 1999 Richard Henderson <rth@cygnus.com>
2735 * jump.c (jump_optimize_1): Do cmov opt on any single-set; force
2736 B into a register before emit_conditional_move.
2738 Tue Aug 24 15:37:03 1999 Richard Henderson <rth@cygnus.com>
2740 * fold-const.c (fold): Reassociate (+ (+ (* a b) c) (* d e))
2741 as (+ (+ (* a b) (* d e)) c). Factor a common power-of-two
2742 multiplicand out of (+ (* a b) (* c d)).
2744 Tue Aug 24 11:46:10 1999 Bob Manson <manson@cygnus.com>
2745 Richard Henderson <rth@cygnus.com>
2747 * haifa-sched.c (split_hard_reg_notes): Move to flow.c
2748 (new_insn_dead_notes): Likewise.
2749 (update_n_sets): Likewise.
2750 (update_flow_info): Move to flow.c, renamed to update_life_info;
2751 extend to handle multiple source insns.
2752 * flow.c: Include resource.h
2753 (unlink_insn_chain): New.
2754 (split_hard_reg_notes): New.
2755 (maybe_add_dead_note): New.
2756 (maybe_add_dead_note_use): New.
2757 (find_insn_with_note): New.
2758 (new_insn_dead_notes): New.
2759 (update_n_sets): New.
2760 (sets_reg_or_subreg_1, sets_reg_or_subreg): New.
2761 (maybe_remove_dead_notes): New.
2762 (update_life_info): New.
2763 (prepend_reg_notes): New.
2764 (replace_insns): New.
2765 * output.h (update_life_info): Declare.
2766 * recog.c (split_block_insns): Use update_life_info.
2767 * resource.c (find_free_register): Use reg_alloc_order, don't use
2768 fixed regs, make sure the mode is supported, don't use new regs.
2770 * rtl.h (replace_insns): Declare.
2772 Tue Aug 24 13:48:39 1999 Nathan Sidwell <nathan@acm.org>
2774 * expr.c (expand_expr): Cope with COND_EXPRs with one
2775 non-returning branch.
2777 Mon Aug 23 22:28:16 1999 Mark Mitchell <mark@codesourcery.com>
2779 * expr.c (store_expr): Always pass down the target, even when not
2782 1999-08-24 Nick Clifton <nickc@cygnus.com>
2784 * configure.in: Define target_cpu_default for v850 targets.
2785 * configure: Regenerate
2787 * config/v850/v850.h (TARGET_CPU_generic): Define.
2788 (GO_IF_LEGITIMATE_ADDRESS): Insist that SImode and larger constant
2789 addresses are 4 byte aligned.
2791 * config/v850/v850.c (print_operand): Cope with 'R' format DFmode
2794 Tue Aug 24 09:32:07 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2796 * genattr.c (function_unit_desc): Constify a char*. Add prototype.
2797 (main): Add prototypes.
2799 * genattrtab.c (substitute_address, write_const_num_delay_slots,
2800 attr_eq, attr_numeral, attr_equal_p, attr_copy_rtx): Prototype.
2801 (write_attr_get): Emit prototypes along with function definition.
2802 (write_eligible_delay): Mark a parameter with ATTRIBUTE_UNUSED.
2803 (write_complex_function): Emit static prototype along with
2804 function definition.
2806 * genemit.c (gen_split): Emit prototypes along with function
2809 * genoutput.c (output_epilogue): Add prototype to `insn_outfun'.
2810 Likewise for predicates and `insn_operand_predicate'.
2811 (process_template): Emit static prototype along with function
2814 * genrecog.c (make_insn_sequence): Constify a char*. Add
2815 prototypes for get_split_*().
2816 (write_subroutine): Emit prototypes along with function
2819 Tue Aug 24 12:35:20 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2821 * gcse.c (find_avail_set): Follow chains of register-register copies.
2822 Use oprs_not_set_p to guarantee that the returned value can be
2824 (cprop_insn): Don't verify the return value of find_avail_set with
2827 * gcse.c (cprop_jump): New function, broken out of cprop_insn.
2828 (cprop_cc0_jump): New function.
2829 (cprop_insn): Break out new function cprop_jump and use it.
2830 Also use cprop_cc0_jump for machines with CC0.
2831 (cprop): Don't crash if cprop_insn turned the insn into a NOTE.
2833 * tree.h (current_function_calls_setjmp,
2834 current_function_calls_longjmp): Delete declarations.
2835 * dsp16xx.c: Include "function.h".
2836 * elxsi.c: Likewise.
2837 * gmicro.c: Likewise.
2838 * h8300.c: Likewise.
2841 * mn10200.c: Likewise.
2842 * mn10300.c: Likewise.
2843 * ns32k.c: Likewise.
2847 * rtl.h (rtx_equal_function_value_matters): Declare.
2848 * toplev.c (rtx_equal_function_value_matters): Don't declare.
2850 * function.c: Likewise.
2851 * emit-rtl.c: Likewise.
2853 Tue Aug 24 02:47:44 1999 Jeffrey A Law (law@cygnus.com)
2855 * expr.c (convert_move): Fix arguments to TRULY_NOOP_TRUNCATION
2858 1999-08-24 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
2860 * jump.c (delete_barrier_successors) Match (set (pc) (pc)) insn
2863 Mon Aug 23 23:35:52 1999 Matthias Klose <doko@cs.tu-berlin.de>
2865 * cpp.texi: Add a node documenting macro varargs (copied
2868 1999-08-23 22:23 -0700 Zack Weinberg <zack@bitmover.com>
2870 * cppspec.c: Put a null pointer at the end of the new argv.
2872 Mon Aug 23 21:23:24 1999 Jeffrey A Law (law@cygnus.com)
2874 * configure.in: Remove code to select/de-select the haifa
2875 scheduler. Every scheduled port gets haifa now.
2876 * configure: Rebuilt.
2877 * flags.h, genattrtab.c, rtl.h, toplev.c: Remove HAIFA ifdefs.
2879 * Makefile.in: Corresponding changes.
2881 Mon Aug 23 16:04:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2883 * optabs.c (prepare_cmp_insn): Turn COMPARISON arg into a pointer.
2884 All callers changed.
2885 (prepare_float_lib_cmp): Likewise.
2886 Use FLOAT_LIB_COMPARE_RETURNS_BOOL.
2887 * expr.h (emit_float_lib_cmp): Delete declaration.
2888 * tm.texi (FLOAT_LIB_COMPARE_RETURNS_BOOL): Document.
2889 * sparc.h (FLOAT_LIB_COMPARE_RETURNS_BOOL): Define.
2890 * sparc.md (bcc and scc patterns): Don't handle TFmode comparisons
2892 (cmptf): Now conditional on TARGET_HARD_QUAD.
2894 Fri Aug 20 17:52:27 1999 Jim Wilson <wilson@cygnus.com>
2896 * resource.c (mark_target_live_regs): Use
2897 PIC_OFFSET_TABLE_REG_CALL_CLOBBERED.
2899 Fri Aug 20 19:07:55 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2901 * rtl.c (rtx_class, note_insn_name, reg_note_name): Constify.
2903 * rtl.h (rtx_class, reg_note_name, note_insn_name): Likewise.
2905 * genopinit.c (gen_insn): Use accessor macro, not `rtx_class'.
2907 Fri Aug 20 18:53:43 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2909 * rtl.h (rtx_format): Constify a char*.
2911 * rtl.c (rtx_format): Likewise.
2912 (copy_rtx, copy_most_rtx, read_rtx): Likewise.
2913 (init_rtl): Use accessor macro, not `rtx_format'.
2915 * alias.c (rtx_equal_for_memref_p, find_symbolic_term): Constify a
2918 * caller-save.c (mark_referenced_regs): Likewise.
2920 * combine.c (subst, make_compound_operation, known_cond,
2921 gen_rtx_combine, update_table_tick, get_last_value_validate,
2922 use_crosses_set_p, mark_used_regs_combine, move_deaths): Likewise.
2924 * cse.c (rtx_cost, mention_regs, canon_hash, exp_equiv_p,
2925 refers_to_p, canon_reg, fold_rtx, cse_process_notes,
2926 count_reg_usage): Likewise.
2928 * emit-rtl.c (gen_rtx, copy_rtx_if_shared, reset_used_flags):
2931 * final.c (leaf_renumber_regs_insn): Likewise.
2933 * flow.c (mark_used_regs, find_use_as_address, dump_flow_info,
2934 dump_edge_info, count_reg_references): Likewise.
2936 * function.c (fixup_var_refs_1, walk_fixup_memory_subreg,
2937 fixup_stack_1, purge_addressof_1, instantiate_virtual_regs_1):
2940 * gcse.c (oprs_unchanged_p, hash_expr_1, expr_equiv_p,
2941 oprs_not_set_p, expr_killed_p, compute_transp, find_used_regs,
2942 add_label_notes): Likewise.
2944 * genattrtab.c (attr_rtx, attr_copy_rtx, encode_units_mask,
2945 clear_struct_flag, count_sub_rtxs, count_alternatives,
2946 compares_alternatives_p, contained_in_p, walk_attr_value,
2947 write_expr_attr_cache): Likewise.
2949 * genconfig.c (walk_insn_part): Likewise.
2951 * genemit.c (max_operand_1, gen_exp): Likewise.
2953 * genextract.c (walk_rtx): Likewise.
2955 * genflags.c (num_operands): Likewise.
2957 * genoutput.c (scan_operands): Likewise.
2959 * genpeep.c (match_rtx): Likewise.
2961 * genrecog.c (add_to_sequence): Likewise.
2963 * haifa-sched.c (may_trap_exp, sched_analyze_2, attach_deaths):
2966 * integrate.c (save_constants, copy_for_inline,
2967 copy_rtx_and_substitute, subst_constants, restore_constants):
2970 * jump.c (mark_jump_label, invert_exp, redirect_exp,
2971 rtx_renumbered_equal_p, rtx_equal_for_thread_p): Likewise.
2973 * local-alloc.c (contains_replace_regs, memref_referenced_p):
2976 * loop.c (record_excess_regs, rtx_equal_for_loop_p,
2977 add_label_notes, replace_call_address, count_nonfixed_reads,
2978 invariant_p, find_single_use_in_loop, find_mem_givs,
2979 find_life_end, maybe_eliminate_biv_1, update_reg_last_use):
2982 * print-rtl.c (reg_names, print_rtx): Likewise.
2984 * recog.c (validate_replace_rtx_1, find_single_use_1): Likewise.
2986 * reg-stack.c (stack_regs_mentioned_p, record_label_references,
2987 record_reg_life_pat, swap_rtx_condition, goto_block_pat,
2988 print_blocks): Likewise.
2990 * regclass.c (fix_register, record_address_regs,
2991 reg_scan_mark_refs): Likewise.
2993 * regmove.c (stable_but_for_p): Likewise.
2995 * reload.c (loc_mentioned_in_p, operands_match_p,
2996 find_reloads_toplevsubst_reg_equivs, find_reloads_address_1,
2997 copy_replacements, refers_to_regno_for_reload_p,
2998 refers_to_mem_for_reload_p, find_inc_amount, regno_clobbered_p,
2999 reload_when_needed_name, reg_class_names, debug_reload_to_stream):
3002 * reload1.c (eliminate_regs, scan_paradoxical_subregs,
3003 delete_address_reloads_1, count_occurrences,
3004 reload_cse_mem_conflict_p, reload_combine_note_use,
3005 add_auto_inc_notes): Likewise.
3007 * resource.c (mark_referenced_resources, mark_set_resources):
3010 * rtlanal.c (rtx_unstable_p, rtx_varies_p, rtx_addr_varies_p,
3011 reg_mentioned_p, regs_set_between_p, modified_between_p,
3012 modified_in_p, refers_to_regno_p, reg_overlap_mentioned_p,
3013 rtx_equal_p, volatile_insn_p, volatile_refs_p, side_effects_p,
3014 may_trap_p, inequality_comparisons_p, replace_rtx, replace_regs,
3015 jmp_uses_reg_or_mem, for_each_rtx, regno_use_in): Likewise.
3017 * sched.c (sched_analyze_2, attach_deaths): Likewise.
3019 * stupid.c (stupid_mark_refs): Likewise.
3021 * unroll.c (remap_split_bivs): Likewise.
3023 * varasm.c (mark_constants): Likewise.
3025 * a29k/a29k.c (uses_local_reg_p): Likewise.
3027 * alpha/alpha.c (summarize_insn): Likewise.
3029 * arm/arm.c (symbol_mentioned_p, label_mentioned_p,
3030 eliminate_lr2ip): Likewise.
3032 * arm/thumb.c (symbol_mentioned_p, label_mentioned_p): Likewise.
3034 * i386/i386.c (symbolic_reference_mentioned_p, copy_all_rtx,
3035 reg_mentioned_in_mem): Likewise.
3037 * ns32k/ns32k.c (global_symbolic_reference_mentioned_p,
3038 symbolic_reference_mentioned_p): Likewise.
3040 * romp/romp.c (unsigned_comparisons_p, hash_rtx): Likewise.
3042 * sh/sh.c (regs_used, mark_use): Likewise.
3044 * vax/vax.c (vax_rtx_cost): Likewise.
3046 Fri Aug 20 18:38:43 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3048 * machmode.h (mode_name): Constify a char*.
3050 * rtl.c (mode_name): Likewise.
3052 * genopinit.c (gen_insn): Use accessor macro, not `mode_name'.
3054 * optabs.c (init_libfuncs): Constify a char*.
3056 * print-tree.c (mode_name): Remove redundant declaration.
3057 (print_node): Use accessor macro, not `mode_name'.
3059 * reload1.c (dump_needs): Constify a char*. Use accessor macro,
3061 (new_spill_reg): Constify a char*.
3063 * tree.c (mode_name): Remove redundant declaration.
3065 Fri Aug 20 18:31:26 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3067 * rtl.c (rtx_name): Constify a char*.
3069 * rtl.h (rtx_name, fix_sched_param): Likewise.
3071 * gmicro/gmicro.c (rtx_name): Remove redundant declaration.
3072 (mypr): Use accessor macro, not `rtx_name'.
3074 * genemit.c (print_code): Constify a char*.
3076 * genopinit.c (gen_insn): Use accessor macro, not `rtx_name'.
3078 * genpeep.c (print_code): Constify a char*.
3080 * genrecog.c (print_code): Likewise.
3082 * graph.c (start_fct, start_bb, node_data, draw_edge, end_fct,
3083 end_bb): Add static prototype.
3084 (draw_edge): Constify a char*.
3085 (end_bb): Remove unused parameter.
3087 * haifa-sched.c (fix_sched_param, safe_concat, print_exp
3088 print_block_visualization): Constify a char*.
3090 Fri Aug 20 15:02:10 1999 Mark Mitchell <mark@codesourcery.com>
3092 * c-common.c (c_get_alias_set): Update comment.
3094 1999-08-20 Andreas Jaeger <aj@arthur.rhein-neckar.de>
3096 * linux.h (LIB_SPEC): Added.
3098 Fri Aug 20 22:32:17 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
3100 * config/c4x/c4x.h (STARTFILE_SPEC): Don't define.
3102 1999-08-19 18:43 -0700 Zack Weinberg <zack@bitmover.com>
3104 * tree.c (expr_check): Fix typo in last change.
3106 1999-08-19 14:44 -0700 Zack Weinberg <zack@bitmover.com>
3108 * rtl.def (NOTE): Change format to "iuu0n".
3109 (ADDR_DIFF_VEC): Change format to "eEee0".
3110 (ADDRESSOF): Change format to "eit".
3112 * rtl.h (rtvec): Make "elem" an array of rtx, not rtunion.
3113 (RTVEC_ELT): Change to match.
3114 (XVECEXP): Use XVEC and RTVEC_ELT.
3115 (INSN_UID, INSN_CODE, CODE_LABEL_NUMBER, NOTE_LINE_NUMBER,
3116 ADDRESSOF_REGNO, REGNO, SUBREG_WORD): Use XINT.
3117 (PREV_INSN, NEXT_INSN, PATTERN, REG_NOTES,
3118 CALL_INSN_FUNCTION_USAGE, SUBREG_REG, SET_SRC, SET_DEST,
3119 TRAP_CONDITION, TRAP_CODE): Use XEXP.
3120 (INTVAL): Use XWINT.
3121 (ADDRESSOF_DECL): Use XTREE.
3122 (SET_ADDRESSOF_DECL): Delete.
3123 (NOTE_DECL_NAME, NOTE_DECL_CODE, NOTE_DECL_RTL,
3124 NOTE_DECL_IDENTIFIER, NOTE_DECL_TYPE): Kill. These have been
3125 ifdefed out since 2.6 at least.
3126 (gen_rtvec_vv): Delete prototype.
3128 * rtl.h (rtvec_alloc): rt->elem is now an array of rtx,
3130 (copy_most_rtx): Handle 't' format letter.
3131 * emit-rtl.c (gen_rtvec_v): rt_val->elem is an array of rtx.
3132 (gen_rtvec_vv): Delete function. All callers changed to use
3133 gen_rtvec_v instead.
3134 * print-rtl.c (print_rtx): Move special casing of NOTEs to
3135 the '0' format letter.
3137 * function.c (gen_mem_addressof): Don't use
3138 SET_ADDRESSOF_DECL; provide `decl' to gen_rtx_ADDRESSOF
3140 * integrate.c (copy_rtx_and_substitute): Likewise.
3141 Copy 't' slots with XTREE.
3142 (subst_constants): Treat 't' slots like '[swi]' slots.
3143 * cse.c (canon_hash, exp_equiv_p): Treat 't' slots like '0' slots.
3144 * jump.c (rtx_equal_for_thread_p): Likewise.
3145 * rtlanal.c (rtx_equal_p): Likewise.
3146 * stmt.c (expand_end_case): gen_rtx_ADDR_DIFF_VEC now takes
3147 only four arguments.
3148 * gengenrtl.c (type_from_format): Provide correct types for
3152 * tree.h [ENABLE_CHECKING] (TREE_CHECK, TREE_CLASS_CHECK):
3153 If a recent gcc is in use (always in stage2 and beyond), use
3154 statement expressions, so we don't make a function call unless
3155 the check fails. Evaluate arguments exactly once.
3156 (CHAIN_CHECK, DO_CHECK, DO_CHECK1, TREE_CHECK1,
3157 TREE_CLASS_CHECK1, TYPE_CHECK1, DECL_CHECK1, CST_CHECK1):
3159 (CST_OR_CONSTRUCTOR_CHECK, EXPR_CHECK): Redefine such that
3160 they evaluate their arguments exactly once, irrespective of
3161 the compiler in use.
3163 * tree.c [ENABLE_CHECKING]: Define whichever set of functions
3164 is used by the currently-enabled check macros. This is:
3165 (tree_check_failed, tree_class_check_failed): For gcc.
3166 (tree_check, tree_class_check, cst_or_constructor_check,
3167 expr_check): For other compilers.
3169 * gencheck.c: Do not define any *_CHECK1 macros.
3171 Thu Aug 19 14:42:38 1999 Mike Stump <mrs@wrs.com>
3172 Mark Mitchell <mark@codesourcery.com>
3174 * c-common.c (c_get_alias_set): Fix support for poitners and
3177 Thu Aug 19 11:51:22 EDT 1999 John Wehle (john@feith.com)
3179 * alias.c: Include tree.h.
3180 (nonlocal_reference_p, mark_constant_function): New functions.
3181 * flow.c (life_analysis): Call mark_constant_function.
3182 * rtl.h (mark_constant_function): Declare it.
3184 Thu Aug 19 15:02:01 1999 Nick Clifton <nickc@cygnus.com>
3186 * config/rs6000/rs6000.c (rs6000_override_options): Fix test for
3187 unrecognisable switches.
3189 Wed Aug 18 23:31:57 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
3191 * loop.c (recombine_givs): Set ix field after sorting.
3192 (recombine_givs): Remove bogus index / giv lockstep looping.
3194 Wed Aug 18 18:20:40 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3196 * expmed.c (emit_store_flag): If UNSIGNEDP, call unsigned_condition
3198 (emit_store_flag_force): Use do_compare_rtx_and_jump.
3199 (do_cmp_and_jump): Formatting fixes.
3200 * expr.c (do_compare_and_jump): Renamed from compare; changed to call
3201 do_compare_rtx_and_jump instead of compare_from_rtx.
3202 (do_compare_rtx_and_jump): New function; mostly copied from
3204 (do_jump_for_compare): Delete.
3205 (expand_expr): Use do_compare_rtx_and_jump when handling MAX_EXPR and
3207 (do_jump): Use do_compare_and_jump or do_compare_rtx_and_jump instead
3208 of compare/do_jump_for_compare pairs.
3209 (do_jump_by_parts_greater): Use do_jump_by_parts_greater_rtx.
3210 (do_jump_by_parts_greater_rtx): Use do_compare_rtx_and_jump instead of
3211 compare_from_rtx/do_jump_for_compare pairs.
3212 (do_jump_by_parts_equality): Likewise.
3213 (do_jump_by_parts_equality_rtx): Likewise.
3214 * expr.h (do_compare_rtx_and_jump): Declare.
3215 * optabs.c (prepare_cmp_insn): New function, contains most of the code
3216 that used to be in emit_cmp_insn.
3217 (cmp_available_p): New function.
3218 (prepare_operand): New function.
3219 (emit_cmp_and_jump_insn_1): New function, contains some code that used
3220 to be in emit_cmp_insn.
3221 (prepare_float_lib_cmp): Renamed from emit_float_lib_cmp; change some
3222 parameters to be pointers; don't emit final compare but modify some of
3223 the values pointed to by the args so the caller can perform the
3225 (expand_binop): Call emit_store_flag_force with signed forms of
3227 (expand_abs): Use do_compare_rtx_and_jump instead of compare_from_rtx/
3228 emit_jump_insn pair.
3229 (emit_cmp_and_jump_insn): Use prepare_cmp_insn and
3230 emit_cmp_and_jump_insn_1. Call emit_queue.
3231 (emit_cmp_insn): Just call emit_cmp_and_jump_insns with zero for LABEL
3233 * flow.c (tidy_fallthru_edge): If HAVE_cc0, verify insn before a
3234 jump sets cc0 before deleting it.
3235 * integrate.c (expand_inline_function): Likewise.
3236 * unroll.c (unroll_loop): Similar changes in several places.
3237 (copy_loop_body): If HAVE_cc0, verify insn before a jump sets cc0
3240 Wed Aug 18 06:37:44 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3242 * Makefile.in (insn-recog.o): Update dependencies.
3243 * genrecog.c (main): Make generated file include "function.h".
3245 Sat Aug 14 00:54:57 1999 Geoffrey Keating <geoffk@cygnus.com>
3247 * cse.c (cse_insn): Call never_reached_warning when a jump is
3248 changed to be unconditional.
3249 * flags.h: Declare warn_notreached.
3250 * flow.c (delete_block): Call never_reached_warning when
3252 * jump.c (delete_barrier_successors): Call never_reached_warning
3253 when we delete everything after a BARRIER.
3254 (never_reached_warning): New function.
3255 * rtl.h: Declare never_reached_warning.
3256 * toplev.c (warn_notreached): New variable.
3257 (lang_independent_options): Set warn_notreached
3258 when -Wunreachable-code.
3259 (compile_file): We need line numbers for -Wunreachable-code.
3261 Tue Aug 17 22:06:11 1999 Jan Hubicka <hubicka@freesoft.cz>
3263 * haifa-sched.c (insn_unit): Fix typo on out of range test.
3264 * sched.c (insn_unit): Likewise.
3266 Tue Aug 17 21:57:23 1999 Andreas Schwab <schwab@suse.de>
3268 * combine.c (distribute_notes): Handle REG_EH_RETHROW.
3270 Tue Aug 17 17:39:43 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
3272 * flow.c (create_edge_list): Use xmalloc, not malloc.
3274 Tue Aug 17 01:40:54 1999 Loren Rittle <ljrittle@acm.org>
3276 * fixinc/inclhack.def (no_double_slash): Do not trash single-line
3277 C-style comments. Do not lose the character before double slash.
3279 Mon Aug 16 18:08:22 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
3281 * basic-block.h (struct edge_list): Stucture to maintain a vector
3283 (EDGE_INDEX_NO_EDGE, EDGE_INDEX, INDEX_EDGE_PRED_BB, INDEX_EDGE_SUCC_BB,
3284 INDEX_EDGE, NUM_EDGES): New Macros for accessing edge list.
3285 (create_edge_list, free_edge-List, print_edge_list, verify_edge_list):
3286 New function prototypes.
3287 * flow.c (create_edge_list): Function to create an edge list.
3288 (free_edge_list): Discards memory used by an edge list.
3289 (print_edge_list): Debug output showing an edge list.
3290 (verify_edge_list): Internal consistency check for an edge list.
3291 (find_edge_index): Function to find an edge index for a pred and succ.
3293 Mon Aug 16 11:56:36 1999 Mark Mitchell <mark@codesourcery.com>
3295 * tree.c (type_hash_add): Use permalloc to allocate nodes in the
3298 Mon Aug 16 17:04:15 1999 Jorn Rennecke <amylaar@cygnus.co.uk>
3300 * mips.h (CLASS_CANNOT_CHANGE_SIZE): Define.
3302 Fri Aug 13 15:20:43 1999 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
3304 * config/i386/freebsd.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
3306 Fri Aug 13 10:21:28 1999 Nick Clifton <nickc@cygnus.com>
3308 * toplev.c (rest_of_compilation): Allow machine dependent
3309 reorganisation pass to place information into the RTL dump
3310 file if it so wishes.
3312 Sun Aug 15 12:41:21 1999 Jim Wilson <wilson@cygnus.com>
3314 * explow.c (hard_function_value): Use VOIDmode instead of
3316 * stmt.c (expand_return): Likewise.
3317 * stor-layout.c (get_best_mode): Likewise.
3319 * genemit.c (gen_expand): If next is MATCH_PAR_DUP, then output
3320 emit call instead of emit_insn call.
3322 Sat Aug 14 15:04:06 1999 Mumit Khan <khan@xraylith.wisc.edu>
3324 * configure.in: Handle --disable/enable-win32-registry.
3325 * install.texi: Document --disable/enable-win32-registry.
3326 * acconfig.h (ENABLE_WIN32_REGISTRY): New macro.
3327 (WIN32_REGISTRY_KEY): New macro.
3328 * prefix.c: Use to enable/disable win32-specific code.
3329 (lookup_key): Use versioned key.
3330 * configure: Regenerate.
3331 * config.in: Likewise.
3333 Fri Aug 13 17:41:55 1999 Jason Merrill <jason@yorick.cygnus.com>
3335 * cpplib.c (read_line_number): New fn, split out of...
3338 Fri Aug 13 14:18:27 1999 Gavin Romig-Koch <gavin@cygnus.com>
3340 tree.c (lang_unsave_expr_now) : New.
3341 (unsave_expr_now): Call lang_unsave_expr_now.
3342 tree.h (lang_unsave_expr_now) : New.
3344 Fri Aug 13 00:49:46 1999 Jason Merrill <jason@yorick.cygnus.com>
3346 * toplev.c (flag_new_exceptions): On by default.
3348 1999-08-13 Michael Meissner <meissner@cygnus.com>
3350 * Makefile.in (GCC_FOR_TARGET): Move -B./ after the tooldir -B.
3352 Fri Aug 13 01:29:57 1999 Alexandre Oliva <oliva@dcc.unicamp.br>
3354 * dwarfout.c (fundamental_type_code): Return FT_boolean for
3355 INTEGER_TYPE with precision==1, it's __java_boolean.
3357 Thu Aug 12 23:51:04 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
3359 * global.c (prune_preferences): Move some invariants out of the
3362 Thu Aug 12 15:30:29 1999 Jesse Perry (jap@unx.dec.com)
3364 * configure.in (alpha*-dec-osf*): Add osf5.
3366 Sun Aug 1 22:24:03 1999 Philip Blundell <philb@gnu.org>
3368 * configure.in: Rework handling of ARM GNU/Linux slightly.
3369 (arm*-*-linux-gnuoldld): New target.
3370 * configure: Regenerate.
3371 * install.texi (Configurations): Add arm-*-linux-gnu{oldld} and
3372 arm-*-elf. Mention that arm-*-linux-gnuaout is obsolete.
3373 * config/arm/linux-oldld.h: New file.
3374 * config/arm/linux-elf26.h: Don't include linux-elf.h.
3375 (TARGET_DEFAULT, SUBTARGET_LINK_SPEC, SUBTARGET_EXTRA_ASM_SPEC):
3377 * config/arm/linux-elf.h (ASM_SPEC): Define.
3378 (TARGET_DEFAULT, SUBTARGET_EXTRA_LINK_SPEC,
3379 SUBTARGET_EXTRA_ASM_SPEC, CPP_APCS_PC_DEFAULT): Add definitions
3380 for 26-bit APCS and old linker.
3381 (CPP_PREDEFINES): Define `__arm__'; don't define `arm' or
3383 (FP_DEFAULT): Define to FP_SOFT3 for all machines.
3384 * config/arm/linux-aout.h (CPP_PREDEFINES): Define `__arm__';
3385 don't define `arm' or `arm_elf'.
3386 * config/arm/t-linux (EXTRA_MULTILIB_PARTS, MULTILIB_OPTIONS,
3387 MULTILIB_DIRNAMES): Define. Fix typo in comment.
3389 Thu Aug 12 10:14:47 1999 Andreas Schwab <schwab@suse.de>
3391 * rtl.texi: Fix typo.
3393 Wed Aug 11 23:50:57 1999 Jason Merrill <jason@yorick.cygnus.com>
3395 * invoke.texi (C++ Dialect Options): Add -fms-extensions.
3397 Wed Aug 11 12:59:37 1999 Mark Mitchell <mark@codesourcery.com>
3399 * extend.texi (C++ Signatures): Remove node.
3400 * invoke.texi: Remove discussion of -fhandle-signatures,
3401 signature, sigof, __signature__, and __sigof__.
3403 Wed Aug 11 03:38:25 1999 Jeffrey A Law (law@cygnus.com)
3405 * Makefile.in (JAVAGC): Removed.
3407 Wed Aug 11 02:13:26 1999 Mumit Khan <khan@xraylith.wisc.edu>
3409 * i386/cygwin.h (ASM_OUTPUT_ALIGNED_BSS): Define.
3411 1999-08-11 Mark Elbrecht <snowball3@bigfoot.com>
3413 * i386/djgpp.h (ASM_OUTPUT_ALIGNED_BSS): Define.
3415 1999-08-11 Richard Earnshaw (rearnsha@arm.com)
3417 * emit-rtl.c (mark_reg_pointer): Don't increase the alignment of
3418 a register that is already known to be a pointer.
3420 1999-08-11 Bruce Korb <ddsinc09@ix.netcom.com>
3422 * fixinc/inclhack.tpl: Only install assert.h conditionally.
3423 * fixinc/inclhack.sh: Regenerated.
3424 * fixinc/fixincl.sh: Regenerated.
3426 Wed Aug 11 00:34:22 1999 Joe Buck <jbuck@synopsys.com>
3428 * invoke.texi: s/GNU CC/GCC/ for consistency with gcc.texi.
3429 Fix documentation of -ansi flag to describe its C++ behavior.
3430 Remove bogus reference to GCC 2.9.
3432 Tue Aug 10 17:19:02 1999 Jim Wilson <wilson@cygnus.com>
3434 * config/sh/sh.c (machine_dependent_reorg): Only call PUT_MODE on
3435 note if it is non-NULL.
3437 Tue Aug 10 10:47:42 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
3439 * except.h (eh_nesting_info): Add new structure defintion.
3440 (init_eh_nesting_info, free_eh_nesting_info): Add function prototypes.
3441 (reachable_handlers, update_rethrow_references): Add function
3443 * rtl.h (struct rtvec_def): Update comments. REG_EH_RETHROW takes
3444 a rethrow symbol instead of an integer exception region number.
3445 * flow.c (Make_edges): Use new exception nesting routines to determine
3446 which handlers are reachable from a CALL or asynchronous insn.
3447 Dont add an edge for calls with a REG_EH_REGION of -1 to non-local
3449 (delete_eh_regions): Update rethrow labels, and don't delete
3450 regions which are the target of a rethrow.
3451 * except.c (struct func_eh_entry): Add rethrow_ref field, now we can
3452 avoid overloading the SYMBOL_REF_USED flag.
3453 (rethrow_symbol_map): Use new rethrow_ref field.
3454 (rethrow_used): Use new rethrow_ref field.
3455 (expand_rethrow): REG_EH_RETHROW now has a SYMBOL_REF instead
3456 of an integer. Fix formatting.
3457 (output_exception_table_entry): Use new rethrow_ref field.
3458 (can_throw): Check for EH_REGION_NOTE before deciding
3459 whether a CALL can throw or not.
3460 (scan_region): Call rethrow_used() instead of accessing data structure.
3461 (update_rethrow_references): New function to make sure only regions
3462 which are still targets of a rethrow are flagged as such.
3463 (process_nestinfo): New static function to initialize a handler
3464 list for a specific region.
3465 (init_eh_nesting_info): New function to allocate and initialize
3466 the list of all EH handlers reachable from all regions.
3467 (reachable_handlers): New function to retrieve the list of handlers
3468 reachable from a specific region and insn.
3469 (free_eh_nesting_info): New function to dispose of a list of
3472 Tue Aug 10 10:39:31 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
3474 * flow.c (split_edge): Set JUMP_LABEL field.
3475 (commit_one_edge_insertion): Set head correctly for insert_before.
3476 When inserting insns, update insn block numbers if allocated.
3478 Tue Aug 10 09:26:07 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3480 * dwarf2out.c (dwarf2out_frame_debug_expr, add_incomplete_type,
3481 retry_incomplete_types): Add static prototype.
3482 (stripattributes, dwarf_cfi_name, ASM_OUTPUT_DWARF_STRING,
3483 dwarf_tag_name, dwarf_attr_name, dwarf_form_name,
3484 dwarf_stack_op_name, dwarf_type_encoding_name, add_AT_string,
3485 dwarf2_name, add_name_attribute, lookup_filename, dwarf2out_line,
3486 dwarf2out_start_source_file, dwarf2out_define, dwarf2out_undef):
3489 * dwarf2out.h (dwarf2out_define, dwarf2out_undef,
3490 dwarf2out_start_source_file, dwarf2out_line): Likewise.
3492 Tue Aug 10 09:21:46 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3494 * output.h (assemble_name): Constify a char*.
3496 * varasm.c (UNIQUE_SECTION, assemble_start_function,
3497 assemble_variable, assemble_name): Likewise.
3499 * dwarf2out.c (ASM_NAME_TO_STRING): Likewise.
3501 * arm/pe.c (arm_pe_unique_section): Likewise.
3503 * i386/cygwin.h (STRIP_NAME_ENCODING): Likewise.
3505 * i386/i386-interix.h (STRIP_NAME_ENCODING): Likewise.
3507 * i386/interix.c (i386_pe_unique_section): Likewise.
3509 * i386/win32.h (STRIP_NAME_ENCODING): Likewise.
3511 * i386/winnt.c (i386_pe_unique_section): Likewise.
3513 * m32r/m32r.h (ASM_OUTPUT_LABELREF): Likewise.
3515 * mn10200/mn10200.h (ASM_OUTPUT_LABELREF): Likewise.
3517 * mn10300/mn10300.h (ASM_OUTPUT_LABELREF): Likewise.
3519 * pa/pa.c (output_call): Likewise.
3521 * pa/pa.h (ASM_OUTPUT_MI_THUNK): Likewise.
3523 * pa/som.h (ASM_OUTPUT_FUNCTION_PREFIX): Likewise.
3525 * rs6000/rs6000.c (rs6000_output_load_toc_table, output_toc):
3528 * rs6000/rs6000.h (RS6000_OUTPUT_BASENAME, STRIP_NAME_ENCODING):
3531 * rs6000/sol2.h (ASM_OUTPUT_SOURCE_LINE): Likewise.
3533 * rs6000/sysv4.h (ASM_DECLARE_FUNCTION_NAME, ASM_OUTPUT_INT,
3534 STRIP_NAME_ENCODING, ASM_OUTPUT_LABELREF): Likewise.
3536 * v850/v850.h (ASM_OUTPUT_LABELREF): Likewise.
3538 Mon Aug 9 19:54:05 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3540 * real.c (GET_REAL, PUT_REAL): Use memcpy instead of bcopy.
3542 Mon Aug 9 19:36:00 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3544 * tree.h (lang_identify): Constify a char*.
3545 (print_error_function): Add extern prototype. Constify a char*.
3547 * c-lang.c (lang_identify): Constify a char*.
3549 * objc/objc-act.c (lang_identify): Constify a char*.
3551 Mon Aug 9 16:21:53 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3553 * genpeep.c (main): Make generated file include "function.h".
3554 * arm.c (function_really_clobbers_lr): Delete INLINE_HEADER case.
3556 Mon Aug 9 10:08:50 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3558 * Makefile.in: Update dependencies.
3559 * alias.c: Include "function.h"
3560 * c-decl.c: Likewise.
3561 * caller-save.c: Likewise.
3562 * calls.c: Likewise.
3563 * combine.c: Likewise.
3565 * explow.c: Likewise.
3566 * final.c: Likewise.
3567 * global.c: Likewise.
3568 * graph.c: Likewise.
3569 * local-alloc.c: Likewise.
3571 * optabs.c: Likewise.
3572 * profile.c: Likewise.
3573 * recog.c: Likewise.
3574 * regclass.c: Likewise.
3575 * regmove.c: Likewise.
3576 * reload.c: Likewise.
3577 * reorg.c: Likewise.
3578 * resource.c: Likewise.
3579 * sched.c: Likewise.
3580 * stupid.c: Likewise.
3581 * config/1750a/1750a.c: Likewise.
3582 * config/a29k/a29k.c: Likewise.
3583 * config/arc/arc.c: Likewise.
3584 * config/arm/arm.c: Likewise.
3585 * config/arm/thumb.c: Likewise.
3586 * config/c4x/c4x.c: Likewise.
3587 * config/clipper/clipper.c: Likewise.
3588 * config/convex/convex.c: Likewise.
3589 * config/fx80/fx80.c: Likewise.
3590 * config/i860/i860.c: Likewise.
3591 * config/m68k/m68k.c: Likewise.
3592 * config/m88k/m88k.c: Likewise.
3593 * config/mips/mips.c: Likewise.
3594 * config/pdp11/pdp11.c: Likewise.
3595 * config/pyr/pyr.c: Likewise.
3596 * config/romp/romp.c: Likewise.
3597 * config/sh/sh.c: Likewise.
3598 * config/tahoe/tahoe.c: Likewise.
3599 * config/vax/vax.c: Likewise.
3600 * config/we32k/we32k.c: Likewise.
3601 * config/sparc/sparc.c: Include "function.h".
3602 (mem_min_alignment): Test current_function rather than
3603 regno_pointer_align.
3604 * config/pa/pa.c: Likewise.
3605 (compute_frame_size): Delete declaration of
3606 current_function_outgoing_args_size.
3607 * config/arc/arc.h (current_function_varargs): Delete declaration.
3608 * config/elxsi/elxsi.h (current_function_calls_alloca): Delete
3610 * config/i370/i370.h (current_function_outgoing_args_size): Delete
3612 * config/i386/i386.h (FINALIZE_PIC): Delete declaration of
3613 current_function_uses_pic_offset_table.
3614 * config/m68k/a-ux.h (FUNCTION_EXTRA_EPILOGUE): Delete declaration
3615 of current_function_returns_pointer.
3616 * config/m68k/altos3068.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
3617 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
3618 * config/m68k/m68kv4.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
3619 * config/m68k/mot3300.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
3620 * config/m68k/pbb.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
3621 * config/m68k/tower-as.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
3622 * config/m88k/m88k.c: Include "function.h"
3623 (call_used_regs, current_function_pretend_args_size,
3624 current_function_outgoing_args_size, frame_pointer_needed): Delete
3626 * config/m88k/m88k.h (current_function_pretend_args_size): Delete
3628 * config/mips/mips.h (current_function_calls_alloca): Delete
3630 * config/mn10200/mn10200.h (current_function_needs_context,
3631 rtx_equal_function_value_matters): Delete declarations.
3632 * config/ns32k/ns32k (current_function_uses_pic_offset_table,
3633 flag_pic): Delete declarations.
3634 * config/pa/pa.h (current_function_pretend_args_size,
3635 current_function_decl): Delete declarations.
3636 * config/pa/som.h (current_function_varargs): Delete declaration.
3637 * config/pdp11/pdp11.h (current_function_pretend_args_size): Delete
3639 * config/pyr/pyr.h (current_function_pretend_args_size,
3640 current_function_args_size, current_function_calls_alloca): Delete
3642 * config/sh/sh.h (current_function_varargs): Delete declaration.
3643 * config/sparc/sparc.h (current_function_outgoing_args_size,
3644 current_function_calls_alloca, current_function_decl): Delete
3646 * config/spur/spur.h (current_function_pretend_args_size,
3647 current_function_calls_alloca): Delete declarations.
3648 * config/v850/v850.c (current_function_outgoing_args_size): Delete
3650 * config/vax/vms.h (current_function_name): Delete declaration.
3651 * gcse.c: Include "function.h".
3652 (current_function_name, current_function_calls_setjmp): Delete
3654 * haifa-sched.c: Include "function.h".
3655 (forced_labels): Delete declaration.
3657 * reg-stack.c: Likewise.
3658 * reload1.c: Likewise.
3659 * genemit.c (main): Make generated file include function.h.
3660 * genoutput.c (output_prologue): Likewise.
3662 * builtins.c (saveregs_value, apply_args_value): Delete variables.
3663 * emit-rtl.c (reg_rtx_no, first_label_num, first_insn, last_insn,
3664 sequence_rtl_expr, cur_insn_uid, last_linenum, last_filename,
3665 regno_pointer_flag, regno_pointer_flag_length, regno_pointer_align,
3666 regno_reg_rtx, sequence_stack): Delete variables. Add accessor
3667 macros for some of them.
3668 (emit_filename, emit_lineno): Delete declarations.
3669 (gen_reg_rtx): Use memset/memcpy instead of bzero/bcopy. Access
3670 regno_pointer_* variables through current_function.
3671 (gen_inline_header_rtx): Delete function.
3672 (save_emit_status): Delete function.
3673 (set_new_last_label_num): New function.
3674 (clear_emit_caches): New function.
3675 (restore_emit_status): Just clear last_labelnum and call
3677 (get_last_insn_anywhere): Variable sequence_stack is now accessed
3678 through macro seq_stack.
3679 (add_insn_after): Likewise.
3680 (add_insn_before): Likewise.
3681 (remove_insn): Likewise.
3682 (pop_topmost_sequence): Likewise.
3683 (in_sequence_p): Likewise.
3684 (start_sequence_for_rtl_expr): Likewise.
3685 (start_sequence): Likewise, and likewise for
3686 sequence_rtl_expr/seq_rtl_expr.
3687 (push_topmost_sequence): Likewise.
3688 (end_sequence): Likewise.
3689 (init_virtual_regs): Now takes a "struct emit_status *" argument.
3690 All callers changed. Store into that pointer instead of globals.
3691 (init_emit): Allocate emit elt of current_function.
3692 Changes for sequence_rtl_expr/sequence_stack renaming.
3693 Call clear_emit_caches instead of doing it in-line.
3694 Access regno_pointer_* variables through current_function.
3695 (init_emit_once) Don't clear sequence_stack.
3697 * expr.c (pending_stack_adjust, inhibit_defer_pop, pending_chain):
3699 (arg_pointer_save_area): Delete declaration.
3700 (finish_expr_for_function): Renamed from init_queue; no longer static.
3701 (init_expr): Don't call init_queue.
3702 (save_expr_status, restore_expr_status): Delete functions.
3703 (expand_expr): Changes to reflect new layout of struct function.
3704 Don't access current_function_check_memory_usage when current_function
3706 * expr.h (forced_labels, save_expr_regs, saveregs_value,
3707 apply_args_value, current_function_calls_alloca, inhibit_defer_pop,
3708 current_function_outgoing_args_size, current_function_arg_offset_rtx,
3709 current_function_uses_const_pool, function_call_count,
3710 current_function_uses_pic_offset_table, nonlocal_labels,
3711 current_function_internal_arg_pointer, nonlocal_goto_stack_level,
3712 current_function_check_memory_usage, nonlocal_goto_handler_slots,
3713 pending_stack_adjust, target_temp_slot_level, temp_slot_level): Delete
3715 (finish_expr_for_function): Declare.
3716 * flags.h (current_function_has_nonlocal_label,
3717 current_function_has_nonlocal_goto, current_function_is_thunk,
3718 current_function_has_computed_jump): Delete declarations.
3719 * flow.c (forced_labels): Delete declaration.
3720 * function.c (current_function_pops_args,
3721 current_function_returns_struct, current_function_returns_pcc_struct,
3722 current_function_needs_context, current_function_calls_setjmp,
3723 current_function_calls_longjmp, current_function_has_nonlocal_label,
3724 current_function_has_nonlocal_goto, current_function_is_thunk,
3725 current_function_has_computed_jump, current_function_calls_alloca,
3726 current_function_contains_functions, current_function_returns_pointer,
3727 current_function_epilogue_delay_list, current_function_args_size,
3728 current_function_pretend_args_size, current_function_arg_offset_rtx,
3729 current_function_outgoing_args_size, current_function_varargs,
3730 current_function_stdarg, current_function_args_info, cleanup_label,
3731 current_function_name, current_function_uses_const_pool,
3732 current_function_instrument_entry_exit, current_function_return_rtx,
3733 current_function_uses_pic_offset_table, nonlocal_labels,
3734 current_function_internal_arg_pointer, current_function_cannot_inline,
3735 current_function_check_memory_usage, function_call_count,
3736 nonlocal_goto_handler_slots, nonlocal_goto_handler_labels,
3737 nonlocal_goto_stack_level, return_label, save_expr_regs,
3738 stack_slot_list, rtl_expr_chain, tail_recursion_label, temp_slots,
3739 tail_recursion_reentry, arg_pointer_save_area, frame_offset,
3740 context_display, trampoline_list, parm_birth_insn, invalid_stack_slot,
3741 last_parm_insn, max_parm_reg, parm_reg_stack_loc, sequence_rtl_expr,
3742 temp_slot_level, var_temp_slot_level, target_temp_slot_level):
3744 (push_function_context_to): Don't save them. Don't call
3745 save_storage_status, save_emit_status or save_expr_status.
3746 (pop_function_context_from): Don't restore them. Don't call
3747 restore_storage_status or restore_expr_status.
3748 (get_func_frame_size): New function.
3749 (get_frame_size): Use it.
3750 (assign_outer_stack_local): Reflect some member name changes in struct
3752 (put_reg_into_stack): Likewise.
3753 (assign_stack_temp_for_type): sequence_rtl_expr was renamed to
3755 (fixup_var_refs): Likewise.
3756 (fix_lexical_addr): Likewise.
3757 (trampoline_address): Likewise.
3758 (prepare_function_start): Clear field inlinable of current_function.
3759 (init_function_for_compilation): New function.
3760 (expand_dummy_function_end): New function.
3761 (expand_function_end): Call finish_expr_for_function.
3762 * function.h (struct emit_status): New; fields moved here from struct
3763 function and from global variables. Add accessor macros for some of
3765 (struct expr_status): Likewise.
3766 (REGNO_POINTER_ALIGN, REGNO_POINTER_FLAG): Moved here from regs.h.
3767 (struct function): Add fields expr and emit, inlinable, inl_emit,
3768 original_arg_vector, original_decl_initial, inl_last_parm_insn,
3769 inl_max_label_num. Add many comments.
3770 Add accessor macros for all elts of struct function that no longer
3771 have a global variable.
3772 (cleanup_label, return_label, frame_offset, tail_recursion_label,
3773 tail_recursion_reentry, arg_pointer_save_area, rtl_expr_chain,
3774 stack_slot_list): Delete declarations.
3775 (get_func_frame_size): Declare.
3776 (save_expr_status, restore_expr_status, save_emit_status,
3777 save_storage_status, restore_storage_status): Delete declarations.
3778 (init_virtual_regs): Declare.
3779 * output.h (current_function_pops_args,
3780 current_function_returns_struct, current_function_returns_pcc_struct,
3781 current_function_needs_context, current_function_calls_setjmp,
3782 current_function_calls_longjmp, current_function_calls_alloca,
3783 current_function_has_nonlocal_label, current_function_varargs,
3784 current_function_has_computed_jump, current_function_returns_pointer,
3785 current_function_contains_functions, current_function_args_size,
3786 current_function_pretend_args_size, current_function_stdarg,
3787 current_function_outgoing_args_size, current_function_args_info,
3788 current_function_name, current_function_return_rtx,
3789 current_function_epilogue_delay_list,
3790 current_function_uses_const_pool, current_function_cannot_inline):
3791 Delete declarations.
3792 * regs.h (reg_rtx_no, regno_pointer_flag, regno_pointer_flag_length,
3793 regno_reg_rtx): Delete declaration.
3794 (REGNO_POINTER_FLAG): Delete macro.
3795 * stmt.c (expand_goto): Changes to reflect that some fields in struct
3796 function were renamed.
3797 * stor-layout.c (save_storage_status, restore_storage_status): Delete
3799 * toplev.c: Include "function.h".
3800 (current_function_decl): Delete declaration.
3801 (compile_file): Call init_dummy_function_start and
3802 expand_dummy_function_end around some initializations that need to
3804 (rest_of_compilation): Use DECL_SAVED_INSNS properly.
3805 Call init_function_for_compilation.
3806 * unroll.c: Include "function.h"
3807 (unroll_loop): Access regno_pointer_* variables through
3810 * tree.h (struct tree_decl): Add elt f to saved_insns member.
3811 (DECL_SAVED_INSNS): use it.
3812 (expand_dummy_function_end): Declare.
3813 (init_function_for_compilation): Declare.
3814 * calls.c (calls_function_1): Change use of DECL_SAVED_INSNS now
3815 that it's no longer an INLINE_HEADER.
3816 (expand_call): Likewise.
3817 * integrate.c (finish_inline): Delete function.
3818 (max_parm_reg, parm_reg_stack_loc): Delete declarations.
3819 (initialize_for_inline): Delete min_labelno, max_labelno and max_reg
3820 args. Don't generate an INLINE_HEADER rtx, just return the arg
3821 vector. All callers changed.
3822 (save_for_inline_copying): Create a duplicate struct emit_status to
3823 hold the emit state for compiling the current function. Use this and
3824 the other new fields in struct function that are for integration
3825 instead of an INLINE_HEADER.
3826 Use memcpy instead of bcopy.
3827 Store the current struct function in DECL_SAVED_INSNS of fndecl.
3828 (save_for_inline_nocopy): Similar changes, except no new emit_status
3830 (expand_inline_function): Get information from function structure,
3831 not from an inline header rtx.
3832 (output_inline_function): Lose code to extract the necessary
3833 information from an inline header; simply put back the function
3834 structure into current_function. Clear its inlinable elt.
3835 * rtl.def (INLINE_HEADER): Delete.
3836 * rtl.h: Delete all accessors for an INLINE_HEADER.
3837 (gen_inline_header_rtx): Delete declaration.
3838 (regno_reg_rtx, regno_pointer_align, nonlocal_goto_handler_labels):
3839 Delete declarations.
3840 (REGNO_POINTER_ALIGN): Delete.
3841 (clear_emit_caches): Declare.
3842 (set_new_last_label_num): Declare.
3844 Mon Aug 9 01:52:24 1999 Jason Merrill <jason@yorick.cygnus.com>
3846 * print-tree.c (print_node): Print base for OFFSET_TYPEs.
3848 * except.c (expand_eh_region_start_for_decl): Always start a new block.
3849 * stmt.c (is_eh_region): Make sure current_function is present, too.
3851 Mon Aug 9 01:15:24 1999 Jeffrey A Law (law@cygnus.com)
3853 * pa.h (HARD_REGNO_MODE_OK): Correctly handle FPregs, even when
3854 for 64bit PA targets.
3856 * pa.h (SELECT_SECTION): Define.
3857 * som.h (SELECT_SECTION): Delete.
3859 Sun Aug 8 15:13:20 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3861 * alias.c (init_alias_analysis): Wrap call to
3862 `prologue_epilogue_contains' within HAVE_prologue||HAVE_epilogue.
3864 1999-08-07 Bruce Korb <autogen@linuxbox.com>
3866 * fixinc/inclhack.def(irix_asm_apostrophe): IRIX 5.2's
3867 <sys/asm.h> contains an asm comment with an apostrophe
3868 * fixinc/inclhack.sh: regen
3869 * fixinc/fixincl.x: regen
3871 Sat Aug 7 19:37:07 1999 Richard Henderson <rth@cygnus.com>
3873 * function.c (init_function_start): Clear prologue & epilogue.
3874 (prologue_epilogue_contains): New function.
3875 * alias.c (init_alias_analysis): Use it.
3876 * rtl.h (prologue_epilogue_contains): Declare it.
3878 Sat Aug 7 19:32:16 1999 Richard Henderson <rth@cygnus.com>
3880 * jump.c (onlyjump_p): New function.
3881 * rtl.h: Declare it.
3882 * flow.c (delete_unreachable_blocks): Use onlyjump_p instead
3883 of condjump_p in calling tidy_fallthru_edge and merge_blocks.
3885 Sat Aug 7 17:09:36 1999 Richard Henderson <rth@cygnus.com>
3887 * global.c (build_insn_chain): Use EXECUTE_IF_SET_IN_REG_SET
3888 to invert loops. Simplify block scanning.
3890 Sat Aug 7 02:11:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3892 * gcse.c (hash_scan_set): Treat SYMBOL_REFs like CONST_INTs.
3893 (cprop_insn): Treat SYMBOL_REFs like CONST_INTs.
3895 1999-08-07 Jonathan Larmour <jlarmour@cygnus.co.uk>
3897 * config/sparc/liteelf.h: New file to support sparclite-elf target
3898 * config/sparc/t-sp86x: New file to support sparc86x targets
3899 * config/sparc/sp86x-aout.h: New file to support sparc86x-aout target
3900 * config/sparc/sp86x-elf.h: New file to support sparc86x-elf target
3901 * configure.in: Support above target triplets
3902 * configure: Regenerated
3904 Sat Aug 7 01:39:27 1999 Philippe De Muyter <phdm@macqel.be>
3906 * fixinc/server.c (server_setup): Do not prefix function used as
3909 Sat Aug 7 00:21:20 1999 Richard Henderson <rth@cygnus.com>
3911 * alpha.md (movhi and movqi patterns): Correct predicate for !BWX.
3912 Remove fp reg alternatives.
3914 Sat Aug 7 00:06:54 1999 Jeffrey A Law (law@cygnus.com)
3916 * Makefile.in (TAROUTOPTS): Kill.
3917 (install-headers-tar): Use "xpf" for tar headerfile extraction
3918 * i370/x-oe (TAROUTOPTS): Delete.
3919 * m68k/x-apollo68 (TAROUTOPTS): Delete.
3920 * m68k/x-hp320 (TAROUTOPTS): Delete.
3921 * m68k/x-hp320g (TAROUTOPTS): Delete.
3922 * gcc.texi: Update bug reporting text.
3924 1999-08-6 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
3926 * reg-stack.c (change_stack) Fixed problem with negative array index.
3928 Fri Aug 6 23:08:44 1999 Jeffrey A Law (law@cygnus.com)
3930 * extend.texi, install.texi: Fix spelling mistakes.
3932 * Makefile.in (PREMADE_ATTRTAB_MD, PREMADE_ATTRTAB): Delete.
3933 (s-attrtab); No longer try to use pre-made insn-attrtab file.
3934 * mips/t-bsd: Delete references to obsolete PREMADE_ATTRTAB and
3936 * mips/t-ecoff: Likewise.
3937 * mips/t-elf: Likewise.
3938 * mips/t-mips: Likewise.
3939 * mips/t-osfrose: Likewise.
3940 * mips/t-r3900: Likewise.
3941 * mips/t-svr3: Likewise.
3942 * mips/t-svr4: Likewise.
3943 * mips/t-ultrix: Likewise.
3945 * gcc.texi: Document recommend means to provide software floating
3946 point libraries in libgcc.a
3948 1999-08-06 Jason Merrill <jason@yorick.cygnus.com>
3950 * c-lex.c (yylex): We can have a number with no digits.
3952 Fri Aug 6 16:53:55 EDT 1999 John Wehle (john@feith.com)
3954 * jump.c (delete_prior_computation): New function, broken
3955 out of delete_computation. Check for side effects with
3956 side_effects_p instead of FIND_REG_INC_NOTE. Handle
3957 multi-word hard registers.
3958 (delete_computation): Use it. Check for side effects with
3959 side_effects_p instead of FIND_REG_INC_NOTE. Synthesize a
3960 missing REG_DEAD note for a register which is both set and
3963 Fri Aug 6 11:05:29 1999 Jeffrey A Law (law@cygnus.com)
3965 * elf.h (TEXT_SPACE_P, FUNCTION_NAME_P): Delete.
3966 (ASM_GLOBALIZE_LABEL, ASM_OUTPUT_INT, ASM_OUTPUT_DOUBLE_INT): Likewise.
3967 (ASM_FILE_START): Import _mcount with the right type.
3968 (ASM_DECLARE_FUNCTION_NAME): Define.
3969 (ASM_OUTPUT_EXTERNAL, ASM_OUTPUT_EXTERNAL_LIBCALL): Define.
3970 * pa.c (output_function_prologue): Always emit the function's label
3972 * pa.h (TEXT_SPACE_P): Define.
3973 (FUNCTION_NAME_P, ENCODE_SECTION_INFO, STRIP_NAME_ENCODING): Likewise.
3974 (ASM_OUTPUT_INT, ASM_OUTPUT_DOUBLE_INT, ASM_GLOBALIZE_LABEL): Likewise.
3975 * som.h (TEXT_SPACE_P): Delete.
3976 (FUNCTION_NAME_P, ENCODE_SECTION_INFO, STRIP_NAME_ENCODING): Likewise.
3977 (ASM_GLOBALIZE_LABEL, ASM_OUTPUT_INT): Likewise.
3979 Thu Aug 5 19:29:39 1999 Jim Wilson <wilson@cygnus.com>
3981 * expr.c (emit_group_load): Allow src to be a CONCAT.
3983 Thu Aug 5 22:27:15 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
3985 * config/sh/lib1funcs.asm (___movstrSI0): Change or r0,r0,r0 to nop.
3986 (___mulsi3): Use '!' comment character.
3988 Thu Aug 5 13:34:14 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3990 * reload1.c (maybe_fix_stack_asms): Also declare P as "const char *".
3992 Thu Aug 5 02:40:42 1999 Jeffrey A Law (law@cygnus.com)
3994 * gcc.c: Update URLs and mail addresses.
3995 * gcc.texi: Likewise.
3997 Thu Aug 5 01:14:13 1999 Daniel Jacobowitz <drow@false.org>
3999 * rs6000.c (current_file_function_operand): Return zero for
4001 (rs6000_encode_section_info): Do not set SYMBOL_REF_FLAG for
4003 * rs6000.h (ENCODE_SECTION_NIFO): Do not set SYMBOL_REF_FLAG
4006 Thu Aug 5 00:56:30 1999 Geoffrey Keating <geoffk@cygnus.com>
4008 * rs6000.c (rs6000_stack_info): For ABI_V4/ABI_SOLARIS -fpic, always
4009 allocate space in the stack frame for the PIC register.
4011 Thu Aug 5 00:20:47 1999 Jeffrey A Law (law@cygnus.com)
4013 * m68k.md (xordi3, anddi3): These patterns are not available on
4016 Wed Aug 4 23:39:20 1999 Mark Mitchell <mark@codesourcery.com>
4018 * real.c (GET_REAL): Don't violate ANSI/ISO aliasing rules.
4019 (PUT_REAL): Likewise.
4021 Wed Aug 4 20:45:04 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
4023 * final.c (shorten_branches): Don't add an alignment for loops
4024 that have no label inside.
4026 Wed Aug 4 16:39:24 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4028 * builtins.c (expand_builtin_memcmp, expand_builtin_strcmp): Wrap
4029 prototypes in macro HAVE_cmpstrsi.
4031 * cpplib.c (cpp_get_token): Remove unused label `op3'.
4033 * emit-rtl.c (operand_subword): Remove unused variable
4036 * rtl.c (shallow_copy_rtx): Remove unused variable `format_ptr'.
4038 * tree.c (chainon): Wrap variable `t2' in macro ENABLE_CHECKING.
4040 Wed Aug 4 13:29:23 1999 Zack Weinberg <zack@bitmover.com>
4042 * cpphash.c (macroexpand): Delete leading whitespace when arg
4043 is concatenated before.
4044 (unsafe_chars): Correct test for whether + and - can extend a
4047 * cppinit.c (cpp_start_read): Do dependencies for
4048 -include/-imacros files also.
4050 * cpplib.c (cpp_scan_buffer): In no-output mode, don't bother
4051 tokenizing non-directive lines.
4052 (cpp_expand_to_buffer): Temporarily disable no-output mode.
4053 * cppmain.c: In no-output mode, just call cpp_scan_buffer for
4056 Wed Aug 4 12:53:44 1999 Jason Merrill <jason@yorick.cygnus.com>
4058 * expr.c (expand_expr, case PLUS_EXPR): Fix parallel case, too.
4060 * c-lex.c: Sync with C++ frontend.
4061 (linemode): New variable.
4062 (parse_float): imag, conversion_errno, and type are output only.
4063 (yylex): Adjust. Move initial '.' case into main switch.
4065 (handle_generic_pragma): Just deal with tokens.
4066 (readescape): Use ISXDIGIT and ISGRAPH.
4067 * c-parse.in: Add END_OF_LINE token.
4069 * c-lex.c (lang_init): Generalize.
4070 (nextchar): Remove. Replace uses with UNGETC.
4071 (skip_white_space): Handle linemode here. Optimize for cpplib.
4072 (skip_white_space_on_line): Remove.
4073 (extend_token_buffer_to): New fn.
4074 (extend_token_buffer): Use it.
4075 (read_line_number, check_newline): Just deal with tokens.
4076 (token_getch, token_put_back): New fns.
4077 (yylex): Use them. More cpplib optimizations. Simplify.
4079 Wed Aug 4 12:53:44 1999 Michael Tiemann <tiemann@holodeck.cygnus.com>
4080 Jason Merrill <jason@yorick.cygnus.com>
4082 * c-lex.c (init_parse): Set cpp_token to CPP_DIRECTIVE.
4083 (consume_string): Make this smart about USE_CPPLIB.
4084 (check_newline): Rewrite to be intelligent about USE_CPPLIB.
4085 (yylex): Rewrite to be intelligent about USE_CPPLIB.
4086 Also, clean up cases where we redundantly set token_buffer[0].
4087 (read_line_number): New fn.
4088 (ignore_escape_flag): New variable.
4090 Wed Aug 4 13:12:17 1999 Jeffrey A Law (law@cygnus.com)
4092 * a29k/t-a29kbare: Fix some comments.
4093 (LIB2FUNCS_EXTRA): Remove fp-bit.c and dp-bit.c
4094 (FPBIT, DPBIT): Define.
4095 * a29k/t-vx29k: Likewise.
4096 * arc/t-arc: Likewise.
4097 * arm/t-arm-elf: Likewise.
4098 * arm/t-bare: Likewise.
4099 * arm/t-pe: Likewise.
4100 * arm/t-pe-thumb: Likewise.
4101 * arm/t-semi: Likewise.
4102 * arm/t-thumb: Likewise.
4103 * arm/t-thumb-elf: Likewise.
4104 * arm/t-thumb-linux: Likewise.
4105 * h8300/t-h8300: Likewise.
4106 * i960/t-i960: Likewise.
4107 * i960/t-vxworks960: Likewise.
4108 * m32r/t-m32r: Likewise.
4109 * mips/t-ecoff: Likewise.
4110 * mips/t-elf: Likewise.
4111 * mips/t-r3900: Likewise.
4112 * pa/t-pro: Likewise.
4113 * rs6000/t-aix43: Likewise.
4114 * rs6000/t-beos: Likewise.
4115 * rs6000/t-newas: Likewise.
4116 * rs6000/t-ppccomm: Likewise.
4117 * rs6000/t-rs6000: Likewise.
4118 * rs6000/t-winnt: Likewise.
4119 * rs6000/t-xnewas: Likewise.
4120 * rs6000/t-xrs6000: Likewise.
4121 * sh/t-sh: Likewise.
4122 * sparc/t-elf: Likewise.
4123 * sparc/t-sparcbare: Likewise.
4124 * sparc/t-sparclite: Likewise.
4125 * sparc/t-splet: Likewise.
4126 * v850/t-v850: Likewise.
4127 * mn10200/t-mn10200: Fix comments.
4128 * mn10300/t-mn10300: Likewise.
4130 * pa.md (divsi3, udivsi3, modsi3, umodsi3 expanders): Clobber a new
4131 dummy operand. Allocate a new pseudo for the dummy operand.
4132 (divsi3, udivsi3, modis3, umodsi3 patterns): Corresponding changes.
4134 * pa.md (movqi, movhi patterns): Do not expose FP regs to regclass.
4136 Wed Aug 4 11:53:55 1999 Tom Tromey <tromey@cygnus.com>
4138 * configure: Rebuilt.
4139 * configure.in: Removed --enable-java-gc option and JAVAGC subst.
4141 Wed Aug 4 09:06:14 1999 Richard Earnshaw (rearnsha@arm.com)
4143 * recog.c (preproces_constraints): Zero recog_op_alt before
4144 processing the constraints.
4146 * arm.c (typedef minipool_node): Renamed from pool_node.
4147 (minipool_vector, minipool_size, minipool_vector_label): Similarly.
4148 (add_minipool_constant): New function.
4149 (dump_minipool): New function.
4150 (find_barrier): Remove special case for getting the insn size of
4151 an insn that references the constant pool.
4152 (minipool_fixup): New structure.
4153 (push_minipool_barrier): New function.
4154 (push_minipool_fix): New function.
4155 (note_invalid_constants): New function.
4156 (add_pool_constant, dump_table, fixit, broken_move): Delete.
4157 (arm_reorg): Rewrite code to fix up the constant pool into a
4158 series of mini-pools embedded in the insn stream.
4159 (arm_output_epilogue): New function, made mainly from the body
4160 of output_func_epilogue.
4161 (output_func_epilogue): Move insn generation part of epilogue code
4162 to arm_output_epilogue.
4163 * arm.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY): Delete.
4164 * arm.md (pool_range): New attribute.
4165 (zero_extendqidi2): Add attribute pool_range.
4166 (zero_extend_hisi_insn, load_extendqisi, extendhisi_insn,
4167 extendqihi_insn, extendqisi_insn, movdi, movsi_insn, pic_load_addr,
4168 pic_load_addr_based_insn, movhi_insn_arch4, movhi_insn_littleend,
4169 movhi_insn_bigend, loadhi_si_bigend, movsf_hard_insn, movsf_soft_insn,
4170 movdf_hard_insn, movdf_soft_insn, movxf_hard_insn): Likewise.
4171 (epilogue): New expand.
4172 (epilogue_insn): New insn. Call arm_output_epilogue.
4174 * arm.c (arm_poke_function_name): Undo change of July 17. Tidy up.
4175 * arm.h (TARGET_SWITCHES): Add missing doc string for TARGET_DEFAULT.
4177 Mon Aug 2 19:18:44 1999 Jason Merrill <jason@yorick.cygnus.com>
4179 * linux.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
4181 1999-08-04 Mark Elbrecht <snowball3@bigfoot.com>
4183 * config/i386/djgpp.h (BSS_SECTION_ASM_OP): Define.
4185 Wed Aug 4 02:15:32 1999 Richard Henderson <rth@cygnus.com>
4187 * jump.c (delete_insn): Delete the addr_vec when deleting a tablejump.
4189 Wed Aug 4 01:48:08 1999 Jim Kingdon <http://developer.redhat.com>
4191 * global.c: Fix comment.
4193 Wed Aug 4 01:43:01 1999 Ian Lance Taylor <ian@zembu.com>
4195 * gcc.c (access_check): New static function.
4196 (find_a_file): Use it when searching a directory list.
4197 * collect2.c (find_a_file): Don't accept directories found when
4198 searching a directory list.
4200 Wed Aug 4 01:40:43 1999 Philippe De Muyter <phdm@macqel.be>
4202 * tlink.c (symbol_hash_lookup): Do not prefix functions used as
4203 function parameters with `&'.
4204 (file_hash_lookup, demangled_hash_lookup, tlink_init): Ditto.
4206 Wed Aug 4 01:08:44 1999 Jeffrey A Law (law@cygnus.com)
4208 * flow.c (delete_unreachable_blocks): Do not call merge_blocks
4209 or tidy_fallthru_edge if the last insn in the block is not
4210 an unconditional jump or a simple conditional jump.
4212 Tue Aug 3 20:21:20 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
4214 * Makefile.in (c-decl.o): Depends on defaults.h.
4216 Tue Aug 3 14:14:52 1999 Jeffrey A Law (law@cygnus.com)
4218 * pa.h (HARD_REGNO_NREGS): FP registers are always 4 bytes wide for
4220 (CLASS_MAX_NREGS): Likewise.
4222 Tue Aug 3 03:51:20 1999 Jeffrey A Law (law@cygnus.com)
4224 * cse.c (cse_insn): Fix dumb thinko in last change.
4226 Tue Aug 3 10:36:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4228 * reload1.c (maybe_fix_stack_asms): Declare CONSTRAINTS as
4231 Mon Aug 2 23:45:45 1999 Hans-Peter Nilsson <hp@bitrange.com>
4233 * dwarf2out.c (add_location_or_const_value_attribute): Correct
4234 test for sizes of passed and declared parameter types.
4236 Tue Aug 3 00:03:41 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4238 * fixincludes: Fix the return type of bsearch, char* -> void*.
4240 * fixinc/inclhack.def: Likewise.
4242 Mon Aug 2 18:29:32 1999 Mark Mitchell <mark@codesourcery.com>
4244 * invoke.texi (-fdump-translation-unit): New option.
4246 Mon Aug 2 17:54:19 1999 Richard Henderson <rth@cygnus.com>
4248 * expr.h (PROMOTE_PROTOTYPES): Move ...
4249 * defaults.h: ... to here.
4250 * c-decl.c: Include defaults.h instead of expr.h.
4251 * c-typeck.c: Include defaults.h.
4253 Mon Aug 2 17:10:24 1999 Mark Mitchell <mark@codesourcery.com>
4255 * toplev.h (errorcount): Declare.
4256 (warningcount): Likewise.
4257 (sorrycount): Likewise.
4258 * c-lex.c (errorcount): Don't declare.
4259 * dwarf2out.c (errorcount): Don't declare.
4261 Mon Aug 2 17:02:08 1999 Jason Merrill <jason@yorick.cygnus.com>
4263 * config/libgloss.h: Add a note discouraging use with ELF.
4264 * configure.in: Don't use libgloss.h for ELF targets.
4265 Always use_collect2 on a.out targets.
4267 Mon Aug 2 16:27:42 1999 Jim Wilson <wilson@cygnus.com>
4269 * combine.c (force_to_mode, case LSHIFTRT): Add goto shiftrt.
4270 (force_to_mode, case ASHIFTRT): Add shiftrt label.
4272 Tue Aug 3 00:45:02 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
4274 * loop.c (strength_reduce): When doing biv->giv conversion, update
4275 reg note of NEXT->insn.
4277 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
4279 * real.c (PUT_REAL): Clear unused bytes if long double is IEEE quad.
4281 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
4283 * c-decl.c (get_parm_info, store_parm_decls): Change all uses of
4284 PROMOTE_PROTOTYPES, so that it tests it as a C expression.
4285 Ensure expr.h is included.
4286 * c-typecheck.c (convert_arguments): Ditto.
4288 * expr.h: Supply default for PROMOTE_PROTOTYPES (0).
4290 * config/arc/arc.h: Define PROMOTE_PROTOTYPES to 1.
4291 * config/convex/convex.h: Ditto.
4292 * config/dsp16xx/dsp16xx.h: Ditto.
4293 * config/fx80/fx80.h: Ditto.
4294 * config/gmicro/gmicro.h: Ditto.
4295 * config/i370/i370.h: Ditto.
4296 * config/i386/i386.h: Ditto.
4297 * config/m32r/m32r.h: Ditto.
4298 * config/m68k/m68k.h: Ditto.
4299 * config/m88k/m88k.h: Ditto.
4300 * config/mips/mips.h: Ditto.
4301 * config/pa/pa.h: Ditto.
4302 * config/pyr/pyr.h: Ditto.
4303 * config/tahoe/tahoe.h: Ditto.
4304 * config/we32k/we32k.h: Ditto.
4306 * config/sparc/sparc.h: Define PROMOTE_PROTOTYPES
4309 * config/i1750a/i1750a.h: Define PROMOTE_PROTOTYPES to 0.
4311 * config/i860/paragon.h: Remove PROMOTE_PROTOTYPES
4314 * tm.texi: Document new usage of PROMOTE_PROTOTYPES.
4316 1999-08-02 Richard Henderson <rth@cygnus.com>
4318 * m32r.c (m32r_setup_incoming_varargs): Use get_varargs_alias_set
4319 for the register spill block.
4321 * m32r.h (EXPAND_BUILTIN_VA_ARG): New.
4322 (EXPAND_BUILTIN_SAVEREGS): Delete #if 0 code.
4324 * m32r.h (INT8_P): Don't short-cut test with (unsigned).
4325 (INT16_P, CMP_INT16_P, UINT16_P): Likewise.
4326 (UPPER16_P, UINT24_P, INT32_P, UINT5_P): Likewise.
4328 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
4330 * config/sparc/linux.h: Define WCHAR_TYPE as "int" and undef
4331 MAX_WCHAR_TYPE defined in sparc.h.
4332 * config/sparc/linuxaout.h: Likewise.
4333 * config/sparc/linux64.h: Likewise.
4334 Also default to -mvis if CPU is UltraSPARC.
4336 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
4338 * config/sparc/sparc.h (ASM_DECLARE_REGISTER_GLOBAL): New macro.
4339 (RTX_OK_FOR_OLO10): Likewise.
4340 (GO_IF_LEGITIMATE_ADDRESS): If assembler supports offsetable
4341 %lo(), allow it in addresses...
4342 (PRINT_OPERAND_ADDRESS): ... and print it appropriately.
4343 * config/sparc/sparc.md (sethi_di_medlow_embmedany_pic): sethi %lo()
4344 does not make sense.
4345 * config/sparc/sparc.c (sparc_hard_reg_printed): New array.
4346 (sparc_output_scratch_registers): New function.
4347 (output_function_prologue, sparc_flat_output_function_prologue): Use
4349 * varasm.c (make_decl_rtl): Use ASM_DECLARE_REGISTER_GLOBAL if
4351 * tm.texi (ASM_DECLARE_REGISTER_GLOBAL): Document it.
4352 * configure.in: Add check for .register pseudo-op support in as and
4353 check for offsetable %lo().
4354 * acconfig.h: Add templates for the above checks.
4355 * configure: Regenerate.
4357 1999-08-02 Richard Henderson <rth@cygnus.com>
4359 * sparc/linux64.h (TARGET_DEFAULT): Remove MASK_APP_REGS.
4360 * sparc/sol2-sld-64.h (TARGET_DEFAULT): Likewise.
4361 * sparc/sol2.h (TARGET_DEFAULT): Likewise.
4363 Mon Aug 2 23:46:45 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
4365 * loop.c (strength_reduce): When doing biv->giv conversion, fix up
4368 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
4370 * config/float-sparc.h: New file.
4371 * configure.in: Use float_format=sparc for sparc-*-linux-gnulibc1,
4372 sparc-*-linux-gnu and sparc64-*-linux*.
4374 1999-08-02 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
4376 * rs6000.c (rs6000_va_list): Type is an array.
4377 (rs6000_va_start): Don't doubly adjust for varargs.
4378 (rs6000_va_arg): Evaluate long long GPR adjustment.
4380 Mon Aug 2 16:15:57 1999 David Edelsohn <edelsohn@gnu.org>
4382 * rs6000/aix43.h (SUBTARGET_SWITCHES): Use -m64 and -m32 instead of
4383 -maix64 and -maix32.
4384 (ASM_SPEC, ASM_CPU_SPEC, CPP_SPEC, CPP_CPU_SPEC, LIB_SPEC,
4385 LINK_SPEC): Change appropriately.
4386 * rs6000/rs6000.c (short_cint_operand): Use CONST_OK_FOR_LETTER_P.
4387 (u_short_cint_operand): Likewise.
4388 * rs6000/rs6000.md (movdi splitters): Add TARGET_POWERPC64 support
4390 * rs6000/t-aix43 (MULTILIB): Change to -m64.
4392 * invoke.texi (RS/6000 Submodel): Document 64-bit processor options.
4394 Mon Aug 2 16:15:57 1999 Geoff Keating <geoffk@cygnus.com>
4396 * rs6000/rs6000.c (num_insns_constant_wide): Correct
4398 (add_operand): Get test correct for 64-bit HOST_WIDE_INT.
4399 (non_add_cint_operand): Likewise.
4400 (logical_operand): Likewise.
4401 (non_logical_cint_operand): Likewise.
4402 (print_operand): Correct printf()s for 64-bit HOST_WIDE_INT.
4403 (print_operand_address): Correct printf() for 64-bit HOST_WIDE_INT.
4404 (rs6000_select_rtx_section): Suppress warning.
4405 (small_data_operand): Suppress warning.
4406 (rs6000_got_register): Suppress warning.
4407 * rs6000/rs6000.md (andsi3): HOST_WIDE_INT is a signed
4408 type, so `J' is generally the wrong constraint for a SImode value;
4410 (andsi3_internal2): Likewise.
4411 (andsi3_internal3): Likewise.
4412 (iorsi3_internal1): Likewise.
4413 (xorsi3_internal1): Likewise.
4415 (movsf_softfloat): Likewise.
4416 (scc insns): Likewise.
4417 (movsi+2): Preserve sign bits of SImode constant.
4418 (floatsidf2_internal+1): Sign-extend SImode constant correctly.
4419 (movdf+1): Sign-extend properly.
4420 (movdi_32+1): Sign-extend properly.
4421 (scc insns): Sign-extend properly.
4423 * md.texi (RS/6000 EXTRA_CONSTRAINTS): Update documentation for J,
4426 1999-08-02 Richard Henderson <rth@cygnus.com>
4428 * alpha.c (override_options): Move ev6 alpha_tp frobbing out of
4430 (print_operand): Notice alpha_fptm not alpha_tp for sw completion.
4431 * alpha.md (all fp insns): Likewise.
4433 1999-08-02 Nick Clifton <nickc@cygnus.com>
4435 * config/v850/v850.h (STRICT_ALIGNMENT): Only define if not
4438 Mon Aug 2 03:38:33 1999 Jeffrey A Law (law@cygnus.com)
4440 * pa.c (legitimize_pic_address): Clarify comments. Do not call the
4441 pic_load_label generator directly.
4442 * pa.md (pic_load_label): Clarify comments. Remove modes on operands.
4443 No longer a named pattern.
4445 Mon Aug 2 09:38:10 1999 Nick Clifton <nickc@cygnus.com>
4447 * explow.c (force_reg): Call force_operand if X does not
4448 satisfy general_operand.
4450 Mon Aug 2 01:34:22 1999 Jeffrey A Law (law@cygnus.com)
4452 * fix-header.c (main): When testing for CONTINUED, use string
4453 equality, not pointer equality.
4455 Mon Aug 2 01:27:24 1999 Dan Nicolaescu <dann@ics.uci.edu>
4457 * sparc.c (sparc_block_profiler): Use the %g2 register, not %o0.
4459 Sun Aug 1 22:46:42 1999 Jeffrey A Law (law@cygnus.com)
4461 * cse.c (cse_insn): Fix loop which deletes insns after a jump
4462 that has become an unconditional jump.
4464 * m68k.c (output_function_prologue): Fix typo in CPU32 case.
4465 (output_function_epilogue): Similarly.
4467 Sun Aug 1 20:14:00 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4469 * tree.h (init_dummy_function_start): Declare.
4471 Sun Aug 1 12:55:31 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4473 * stmt.c (emit_filename, emit_lineno, expr_stmts_for_value,
4474 last_expr_type, last_expr_value, block_start_count, block_stack,
4475 stack_block_stack, cond_stack, loop_stack, case_stack, nesting_stack,
4476 nesting_depth, goto_fixup_chain): Delete global vars; now allocated
4477 dynamically in stmt elt of struct function for each function.
4478 (struct nesting): Rename function_call_count elt to n_function_calls,
4479 target_temp_slot_level to block_target_temp_slot_level. All users
4481 (struct stmt_status): New structure definition.
4482 Add many accessor macros for stmt_status elements which previously
4483 were global variables.
4484 (init_stmt_for_function): Allocate stmt elt for current_function.
4485 Reflect that block_start_count was renamed to
4486 current_block_start_count.
4487 (save_stmt_status, restore_stmt_status): Delete functions.
4488 (preserve_subexpressions_p): Don't access loop_stack when outside
4490 (expand_start_bindings): Reflect that block_start_count was renamed to
4491 current_block_start_count.
4492 (expand_fixup): Likewise.
4493 (expand_decl): Don't access block_stack when outside a function.
4494 (expand_decl_cleanup): Likewise.
4495 (expand_dcc_cleanup): Likewise.
4496 (expand_dhc_cleanup): Likewise.
4497 (expand_anon_union_decl): Likewise.
4498 (set_file_and_line_for_stmt): New function.
4499 (in_control_zone_p): New function.
4501 * function.h (struct function): Add new elt stmt.
4502 Delete elts block_stack, stack_block_stack, cond_stack, loop_stack,
4503 case_stack, nesting_stack, nesting_depth, block_start_count,
4504 last_expr_type, last_expr_value, expr_stmts_for_value, emit_filename,
4505 emit_lineno, goto_fixup_chain.
4506 (save_eh_status, restore_eh_status, save_stmt_status,
4507 restore_stmt_status): Delete declarations.
4508 * function.c (push_function_context_to): Don't call save_stmt_status.
4509 (pop_function_context_to): Don't call restore_stmt_status.
4510 * tree.h (in_control_zone_p): Declare.
4511 * rtl.h (set_file_and_line_for_stmt): Declare.
4513 * emit-rtl.c (emit_line_note): Don't set emit_filename/emit_lineno;
4514 call set_file_and_line_for_stmt.
4516 Thu Jul 31 12:34:45 1999 Joe Buck <jbuck@synopsys.com>
4518 * gcc.texi: Use terms "GNU Compiler Collection" and "GCC".
4519 Also update copyright.
4521 Sat Jul 31 11:10:07 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4523 * c-pragma.c: Don't include "except.h".
4524 * emit-rtl.c: Likewise.
4525 * stor-layout.c: Likewise.
4527 * varasm.c: Likewise.
4529 * flow.c: Include "function.h".
4530 * tree.h (init_dummy_function_start): Declare new function.
4532 * except.h (struct eh_status): New structure.
4533 (struct label_node, struct eh_entry): Declare even if tree.h hasn't
4535 (eh_return_stub_label, ehstack, catchstack, ehqueue,
4536 catch_clauses, false_label_stack, caught_return_label_stack,
4537 protect_list, current_function_ehc): Add accessor macros for the
4538 corresponding fields in current_function->eh; delete declarations
4539 for all items that used to be declared here.
4540 * except.c (eh_return_stub_label, ehstack, catchstack, ehqueue,
4541 catch_clauses, false_label_stack, caught_return_label_stack,
4542 protect_list, current_function_ehc): Delete variables.
4543 (init_eh_for_function): Allocate current_function->eh.
4544 (save_eh_status, restore_eh_status): Delete functions.
4546 * function.h (struct function): Add fields next_global and eh.
4547 Delete all exception handling related fields.
4548 * function.c (current_function): New variable.
4549 (all_functions): New variable.
4550 (push_function_context_to): Don't allocate a struct function,
4551 use current_function instead. Call init_dummy_function_start when
4552 outside a function. Clear current_function before returning.
4553 (pop_function_context_from): Restore current_function.
4554 Don't free the restored struct function.
4555 (prepare_function_start): New function.
4556 (init_dummy_function_start): New function.
4557 (init_function_start): Break out some code into prepare_function_start
4560 * stmt.c (save_stmt_status): Don't call save_eh_status.
4561 (restore_stmt_status): Don't call restore_eh_status.
4563 * Makefile.in: Update dependencies.
4565 Sat Jul 31 04:10:01 1999 Jeffrey A Law (law@cygnus.com)
4567 * pa.c (compute_frame_size): Use STARTINg_FRAME_OFFSET instead
4568 of depending on a magic constant value. Update comments.
4569 (hppa_expand_prologue): Similarly.
4571 * pa.md (reload_indi, reload_outdi): Allow any register for the
4572 original reload register.
4574 Fri Jul 30 19:41:35 1999 Jim Wilson <wilson@cygnus.com>
4576 * cccp.c (print_help): Change marcos to macros.
4578 1999-07-30 Richard Henderson <rth@cygnus.com>
4580 * c-typeck.c (initializer_constant_valid_p): Move ...
4581 * c-common.c (initializer_constant_valid_p): ... here. Use
4582 FOO_TYPE_P instead of tests against TREE_CODE. Allow subtraction
4584 * c-common.h (initializer_constant_valid_p): Declare.
4585 * c-tree.h (initializer_constant_valid_p): Remove.
4587 Fri Jul 30 16:33:42 1999 Mathias Froehlich <frohlich@na.uni-tuebingen.de>
4589 * config/i386/sol2-c1.asm: Align the stack.
4590 * config/i386/sol2-gc1.asm: Likewise.
4592 1999-07-30 Vladimir Makarov <vmakarov@loony.cygnus.com>
4594 * config/sparc/sparc.h (ASM_CPU32_DEFAULT_SPEC): Change -Av8 onto
4595 -Asparclite for sparc86x.
4596 (CPP_CPU32_DEFAULT_SPEC, CPP_CPU_SPEC): Remove -D__sparc_v8__ for
4598 (ASM_CPU_SPEC): Use -Asparclite for sparc86x.
4600 Fri Jul 30 14:53:56 1999 Jakub Jelinek <jj@ultra.linux.cz>
4602 * config/sparc/linux64.h (CC1_SPEC): Preserve CPU specified by
4603 the user if using the non-default arch size in BI_ARCH configuration.
4604 * config/sparc/sol2-sld-64.h (CC1_SPEC): Ditto.
4606 * config/sparc/sparc.md (cmp_mul_set, cmp_udiv_cc_set):
4607 Fix patterns so that they actually match.
4608 (cmp_sdiv_cc_set): Ditto, also don't require g0 to be zero.
4609 (mulsidi3_sp64, const_mulsidi3_sp64): New patterns.
4610 (const_mulsidi3_sp32): Renamed from const_mulsidi3, only on
4612 (mulsidi3): Reflect this in the expand.
4613 (smulsi3_highpart): Only on TARGET_ARCH32.
4614 (umulsidi3_sp64, const_umulsidi3_sp64): New patterns.
4615 (const_umulsidi3_sp32): Renamed from const_umulsidi3.
4616 (umulsidi3): Reflect this in the expand.
4617 (umulsi3_highpart): Only on TARGET_ARCH32.
4618 (divsi3_sp32): Renamed from divsi3, only on TARGET_ARCH32,
4619 don't require g0 to be zero.
4620 (udivsi3_sp32): Renamed from udivsi3, only on TARGET_ARCH32.
4621 ({,u}divsi3): New expands.
4622 ({,u}divsi3_sp64): New patterns.
4623 (after lshrdi3_v8plus): Four new patterns to help combiner
4624 optimizing nested mixed mode shifts.
4626 * config/sparc/sparc.c (sparc_override_options): Use deprecated
4627 v8 instructions if optimizing for UltraSPARC I, II, IIi, as it
4628 speed things up. Don't use them by default on plain v9 in 64bit
4629 mode, according to what SPAMv9 sais.
4631 * config/sparc/sparc.h: Fix comments, e.g. Linux already preserves
4632 top 32 bits of %[og][0-7] in signal handlers.
4633 Also, TARGET_HARD_MUL32 now is only true for TARGET_ARCH32.
4635 Fri Jul 30 03:00:41 1999 Jeffrey A Law (law@cygnus.com)
4637 * pa.md (zvdep_imm32): Renamed from zvdep_imm.
4638 (ashlsi3): Corresponding changes.
4640 * pa.c (compute_zdepwi_operands): Renamed from compute_zdepi_operands.
4642 Thu Jul 29 18:37:13 1999 Jeffrey A Law (law@cygnus.com)
4644 * pa.h (FIRST_PARM_CALLER_OFFSET): Delete.
4646 Thu Jul 29 19:01:58 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4648 * arm.h (Hint): Delete macro.
4649 Substitute HOST_WIDE_INT for Hint in some prototypes.
4650 * arm.c: Substitute HOST_WIDE_INT for Hint in one prototype.
4652 Thu Jul 29 09:21:42 1999 Nick Clifton <nickc@cygnus.com>
4654 * builtins.c (expand_builtin_setjmp): Use force_operand to
4655 make sure that the buffer address is in a suitable form to be
4656 passed to force_reg.
4658 Wed Jul 28 12:50:48 1999 Geoff Keating <geoffk@cygnus.com>
4660 * config/mips/mips.c: system.h handles MIN and MAX, don't undefine
4663 Wed Jul 28 13:18:35 1999 Jeffrey A Law (law@cygnus.com)
4665 * pa.md (indirect_jump): Remove mode from match_operand. Verify
4666 proper mode in the condition string.
4667 (icacheflush, dcacheflush): Remove modes from match_operands.
4669 * pa.c (emit_move_sequence): Always convert scratch_reg to the
4670 proper mode before using it.
4672 * pa.md (adddi3, subdi3): Turn into a define_expand/define_insn
4675 * pa.c (store_reg): Do not call add_high_const generator directly.
4676 (load_reg, set_reg_plus_d): Likewise.
4677 * pa.md (add_high_const): No longer a named pattern.
4679 * pa.c (legitimize_address): Consistently use Pmode rather than
4680 SImode. Do not call gen_pic2_highpart directly anymore.
4681 * pa.md (pic2_highpart): No longer a named pattern.
4682 (pic2_lo_sum): Similarly. Reformat to make more readable.
4684 * pa.md (call, call_value): Use "word_mode" instead of "SImode" as
4689 Wed Jul 28 11:28:04 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
4691 * builtins.c (expand_builtin): Typo in call to expand_builtin_ffs.
4693 Wed Jul 28 11:23:48 1999 Richard Henderson <rth@cygnus.com>
4695 * pa.c (hppa_builtin_saveregs): Use get_varargs_alias_set
4696 and tag the spill mems.
4697 (hppa_va_start): New.
4699 * pa.h (EXPAND_BUILTIN_VA_START): New.
4700 (EXPAND_BUILTIN_VA_ARG): New.
4702 Wed Jul 28 11:22:21 1999 Richard Henderson <rth@cygnus.com>
4704 * mn10300.c (mn10300_builtin_saveregs): Use get_varargs_alias_set
4705 and tag the spill mems.
4706 (mn10300_va_start): New.
4707 (mn10300_va_arg): New.
4708 * mn10300.h (EXPAND_BUILTIN_VA_START): New.
4709 (EXPAND_BUILTIN_VA_ARG): New.
4711 Wed Jul 28 11:20:19 1999 Richard Henderson <rth@cygnus.com>
4713 * mn10200.c (mn10200_va_arg): New.
4714 * mn10200.h (EXPAND_BUILTIN_VA_ARG): New.
4716 Wed Jul 28 11:19:06 1999 Richard Henderson <rth@cygnus.com>
4718 * builtins.c (std_expand_builtin_va_arg): Use int_size_in_bytes
4719 rather than play with TREE_INT_CST_LOW.
4721 1999-07-27 Philip Blundell <pb@nexus.co.uk>
4723 * config/arm/telf.h: Include dbxelf.h.
4724 (CPP_PREDEFINES): Only define if not already defined.
4725 (ASM_IDENTIFY_GCC): Likewise.
4726 (SUBTARGET_EXTRA_SECTIONS): Likewise.
4727 (SUBTARGET_EXTRA_SECTION_FUNCTIONS): Likewise.
4728 * config/arm/thumb.h (LINK_SPEC): Only define if not already
4730 (DBX_DEBUGGING_INFO): Don't define.
4731 * config/arm/linux-telf.h: New file.
4732 * config/arm/linux-tgas.h: New file.
4733 * config/arm/t-thumb-linux: New file.
4734 * config/arm/uclinux-elf.h: New file.
4735 * config/arm/uclinux-telf.h: New file.
4736 * configure.in (arm-*-uclinux, thumb-*-linux-gnu,
4737 thumb-*-uclinux): New targets.
4738 * configure: Regenerate.
4740 Tue Jul 27 23:20:21 1999 Jeffrey A Law (law@cygnus.com)
4742 * pa.md (post_store, pre_load): New expanders.
4743 (post_stwm, pre_ldwm): Renamed to post_stw and pre_ldw respectively.
4744 (post_ldwm, pre_stwm): Make these unnamed patterns since we never
4745 need to directly generate RTL for them.
4746 * pa.c (hppa_expand_prologue, hppa_expand_epilogue): Corresponding
4749 Tue Jul 27 16:05:52 1999 David Edelsohn <edelsohn@gnu.org>
4751 * aix43.h (ASM_CPU_SPEC, CPP_CPU_SPEC): Add rs64a and PPC630.
4752 * rs6000.c (processor_target_table): Add powerpc64, rs64a, and PPC630.
4753 (rs6000_cpu): Choose between 32-bit and 64-bit default processors.
4754 (secndary_reload_class): Make TARGET_ELF conditional compile.
4755 (print_operand_address): Similar.
4756 (output_toc): Print all values as hex.
4757 (get_issue_rate): Rearrange and add RS64A and PPC630.
4758 * rs6000.h (processor_type): Add RS64A and PPC630.
4759 (PROCESSOR_POWERPC64): New.
4760 (PROMOTE_MODE): Use word_mode.
4761 (RTX_COSTS): Add RS64A and PPC630.
4762 * rs6000.md (scheduling information): Add lmul and ldiv
4763 representing 64-bit integer multiply and divide. Add rs64a and
4765 (ashldi3): Add support for "rldic" instruction.
4766 * sysv4.h (PROCESSOR_DEFAULT): Change to PROCESSOR_750.
4768 Tue Jul 27 15:31:53 1999 Vladimir Makarov <vmakarov@toad.to.cygnus.com>
4770 * config/sparc/sparc.c (sparc_override_options): Enable SPARCLITE
4771 instead of V8 for sparclite86x in cpu_table.
4773 Tue Jul 27 17:49:42 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4775 * config/arm/coff.h (ASM_FILE_START): If generating SDB output, call
4776 output_file_directive.
4778 Tue Jul 27 03:15:33 1999 Jason Merrill <jason@yorick.cygnus.com>
4780 * expr.c (expand_expr, case PLUS_EXPR): Get the mode from the
4781 tree for op1, not the rtl.
4783 Tue Jul 27 00:18:34 1999 Richard Henderson <rth@cygnus.com>
4785 * m88k.c (m88k_builtin_saveregs): Break out the constructor code
4786 to m88k_va_start, leaving only the register spill.
4787 (m88k_build_va_list): New.
4788 (m88k_va_start): New.
4790 * m88k.h (BUILD_VA_LIST_TYPE): New.
4791 (EXPAND_BUILTIN_VA_START): New.
4792 (EXPAND_BUILTIN_VA_ARG): New.
4794 Mon Jul 26 19:07:11 1999 Geoff Keating <geoffk@cygnus.com>
4796 * config/rs6000/rs6000.c (rs6000_expand_builtin_saveregs):
4797 Rename from expand_builtin_saveregs.
4798 * config/rs6000/rs6000.h (EXPAND_BUILTIN_SAVEREGS): Change caller.
4800 Mon Jul 26 22:52:47 1999 Richard Henderson <rth@cygnus.com>
4802 * i960.c (i960_setup_incoming_varargs): Use get_varargs_alias_set
4803 for the register spill block.
4804 (i960_build_va_list): New.
4805 (i960_va_start): New.
4807 * i960.h (BUILD_VA_LIST_TYPE): New.
4808 (EXPAND_BUILTIN_VA_START): New.
4809 (EXPAND_BUILTIN_VA_ARG): New.
4810 * i960.md (store_multiple): Use change_address on individul mems.
4812 Mon Jul 26 22:43:12 1999 Richard Henderson <rth@cygnus.com>
4814 * builtins.c (stabilize_va_list): Don't INDIRECT_REF through
4816 (std_expand_builtin_va_start): Back out one word if !stdarg_p.
4817 (expand_builtin_va_end): Evaluate arg for side effects.
4818 * c-common.c (c_common_nodes_and_builtins): Construct a
4819 va_list_arg_type_node to handle array decomposition to pointer.
4821 Mon Jul 26 18:51:34 1999 Richard Henderson <rth@cygnus.com>
4823 * except.c (start_dynamic_cleanup): Use force_operand on the
4826 Mon Jul 26 16:43:26 1999 Richard Henderson <rth@cygnus.com>
4828 * c4x.h (EXPAND_BUILTIN_VA_ARG): New.
4829 * c4x.c (c4x_va_arg): New.
4831 Mon Jul 26 12:30:09 1999 Jason Merrill <jason@yorick.cygnus.com>
4833 * cpplib.c (cpp_get_token): Don't return a CPP_POP if the buffer
4836 1999-07-26 Nathan Sidwell <nathan@acm.org>
4838 * eh-common.h (__eh_matcher): Prototype correctly.
4840 Mon Jul 26 17:24:51 1999 Philip Blundell <pb@nexus.co.uk>
4842 * config/arm/thumb.h (THUMB_FLAG_SINGLE_PIC_BASE): Define.
4843 (TARGET_SINGLE_PIC_BASE): Likewise.
4844 (GOT_PCREL, NEED_GOT_RELOC, NEED_PLT_RELOC): Provide default
4846 (TARGET_CALLEE_INTERWORKING): Fix typo in comment.
4847 (TARGET_SWITCHES): Add -m{no-}single-pic-base.
4848 (TARGET_OPTIONS): Add -mpic-register=N.
4849 (OUTPUT_INT_ADDR_CONST): New macro.
4850 (INDEX_REGISTER_RTX_P, PIC_OFFSET_TABLE_REGNUM, FINALIZE_PIC,
4851 LEGITIMATE_PIC_OPERAND_P): Likewise.
4852 (LEGITIMIZE_ADDRESS, GOT_IF_LEGITIMATE_ADDRESS): Support PIC.
4853 (ASM_OUTPUT_INT): Use OUTPUT_INT_ADDR_CONST rather than calling
4854 output_addr_const directly.
4855 (PRINT_OPERAND_PUNCT_VALID_P): Accept `|' for compatibility with
4857 (thumb_pic_register, thumb_pic_register_string): Declare.
4859 * config/arm/thumb.c (symbol_mentioned_p): New function: Imported
4861 (label_mentioned_p): New function: Imported from arm.c.
4862 (legitimize_pic_address): New function: Imported from arm.c.
4863 (is_pic):New function: Imported from arm.c.
4864 (thumb_finalize_pic):New function: Imported from arm.c.
4865 (add_constant): Cope with PIC constants.
4866 (fixit): Cope with PIC constants.
4867 (output_return): Do not treat the PIC register as live if
4868 TARGET_SINGLE_PIC_BASE is true.
4869 (thumb_function_prologue): Do not treat the PIC register as live if
4870 TARGET_SINGLE_PIC_BASE is true.
4871 (thumb_expand_prologue): Do not treat the PIC register as live if
4872 TARGET_SINGLE_PIC_BASE is true.
4873 (thumb_unexpand_epilogue): Do not treat the PIC register as live if
4874 TARGET_SINGLE_PIC_BASE is true.
4875 (thumb_print_operand): Accept '|'.
4876 (thumb_override_options): Process PIC options.
4878 * config/arm/thumb.md (movsi): Support PIC.
4879 (call_insn): Change "i" constraint to "X".
4880 (call_value_insn): Likewise.
4881 (consttable_4, consttable_8, consttable_end): Set and clear
4882 "making_const_table" as appropriate.
4883 (pic_load_addr, pic_add_dot_plus_four): New insns.
4885 * invoke.texi (Thumb Options): Fix spelling. Document new
4886 options -msingle-pic-base and -mpic-register=.
4888 1999-07-26 Andrew Haley <aph@cygnus.com>
4890 * config/m32r/initfini.c (__init): Use a full word immediate for
4891 __fini: this allows it to be placed in any memory region.
4893 * config/m32r/t-m32r: Compile crtinit.o and crtfini.o for
4894 -mmodel=medium. This is OK for all memory models.
4896 Mon Jul 26 11:58:46 1999 Nick Clifton <nickc@cygnus.com>
4898 * config/arm/arm.c: Replace %R%s in asm_fprintf strings with %r.
4899 * config/arm/arm.h: Replace %R%s in asm_fprintf strings with %r.
4901 Mon Jul 26 10:23:36 1999 Nick Clifton <nickc@cygnus.com>
4903 * final.c (asm_fprintf): Accept ASM_FPRINTF_EXTENSIONS, if
4906 * tm.texi: Document ASM_FPRINTF_EXTENSIONS.
4908 Sun Jul 25 23:51:59 1999 Richard Henderson <rth@cygnus.com>
4910 * i860.h (EXPAND_BUILTIN_SAVEREGS): New.
4911 (BUILD_VA_LIST_TYPE): New.
4912 (EXPAND_BUILTIN_VA_START): New.
4913 (EXPAND_BUILTIN_VA_ARG): New.
4914 * i860.c (output_delayed_branch): Disable.
4915 (output_delay_insn): Likewise.
4916 (i860_saveregs): New.
4917 (i860_build_va_list): New.
4918 (i860_va_start): New.
4920 * i860.md: Disable all peepholes using output_delayed_branch.
4921 * i860/sysv4.h (I860_SVR4_VA_LIST): New.
4923 Sun Jul 25 23:44:13 1999 Richard Henderson <rth@cygnus.com>
4925 * clipper.h (EXPAND_BUILTIN_SAVEREGS): Remove argument.
4926 (BUILD_VA_LIST_TYPE): New.
4927 (EXPAND_BUILTIN_VA_START): New.
4928 (EXPAND_BUILTIN_VA_ARG): New.
4929 * clipper.c (clipper_builtin_saveregs): Only dump registers.
4930 Return the address of the save area.
4931 (clipper_build_va_list): New.
4932 (clipper_va_start): New.
4933 (clipper_va_arg): New.
4935 Sun Jul 25 22:56:47 1999 Richard Henderson <rth@cygnus.com>
4937 * arc.h (EXPAND_BUILTIN_VA_START): New.
4938 (EXPAND_BUILTIN_VA_ARG): New.
4939 * arc.c (arc_setup_incoming_varargs): Set alias set of
4941 (arc_va_start): New.
4944 Sun Jul 25 22:45:55 1999 Richard Henderson <rth@cygnus.com>
4946 * alpha.h (EXPAND_BUILTIN_SAVEREGS): Delete.
4947 (BUILD_VA_LIST_TYPE): New.
4948 (EXPAND_BUILTIN_VA_START): New.
4949 (EXPAND_BUILTIN_VA_ARG): New.
4950 * alpha.c (alpha_builtin_saveregs): Delete.
4951 (alpha_build_va_list): New.
4952 (alpha_va_start): New.
4953 (alpha_va_arg): New.
4955 Sun Jul 25 21:40:33 1999 Jeffrey A Law (law@cygnus.com)
4957 * config/svr4.h (CTORS_SECTION_ASM_OP): Do not emit directives in
4959 (DTORS_SECTION_ASM_OP, INIT_SECTION_ASM_OP): Likewise.
4960 (FINI_SECTION_ASM_OP, ASM_OUTPUT_SECTION_NAME): Likewise.
4962 * gcc.texi: More changes related to list conversion.
4963 * invoke.texi: Likewise.
4965 Sun Jul 25 18:15:39 1999 Richard Henderson <rth@cygnus.com>
4967 * builtins.c (expand_builtin_saveregs): Remove static, remove exp
4968 and ignore arguments, bail if no EXPAND_BUILTIN_SAVEREGS.
4969 (expand_builtin_next_arg): Accept ARGLIST not EXP.
4970 (stabilize_va_list): New function.
4971 (std_expand_builtin_va_start): New function.
4972 (expand_builtin_va_start): New function.
4973 (get_varargs_alias_set): New function.
4974 (std_expand_builtin_va_arg): New function.
4975 (expand_builtin_va_arg): New function.
4976 (expand_builtin_va_end): New function.
4977 (expand_builtin_va_copy): New function.
4978 (expand_builtin): Call them.
4979 * c-common.c (c_common_nodes_and_builtins): Build __builtin_va_list,
4980 __builtin_{varargs_start,stdarg_start,end,copy}.
4981 (build_va_arg): New function.
4982 * c-common.h (CTI_PTR_TYPE, ptr_type_node): Delete.
4983 (build_va_arg): Declare.
4984 * c-decl.c (ptr_type_node, va_list_type_node): New.
4985 * c-parse.gperf (__builtin_va_arg): New.
4986 * c-parse.in (VA_ARG): New token.
4987 (unary_expr): Recognize it.
4988 * expr.c (expand_expr): Expand VA_ARG_EXPR.
4989 * expr.h (std_expand_builtin_va_start): Declare.
4990 (std_expand_builtin_va_arg): Declare.
4991 (expand_builtin_va_arg): Declare.
4992 (get_varargs_alias_set): Declare.
4993 * tree.def (VA_ARG_EXPR): New.
4994 * tree.h (BUILT_IN_VARARGS_START): New.
4995 (BUILT_IN_STDARG_START, BUILT_IN_VA_END): New.
4996 (ptr_type_node, va_list_type_node): Declare.
4997 * tm.texi (EXPAND_BUILTIN_SAVEREGS): Kill unused ARGLIST argument.
4998 * m32r.h (EXPAND_BUILTIN_SAVEREGS): Likewise.
4999 * m88k.h, m88k.c: Likewise.
5000 * mn10300.h, mn10300.c: Likewise.
5001 * pa.h, pa.c: Likewise.
5002 * rs6000.h, rs6000.c: Likewise.
5003 * sh.h, sh.c: Likewise.
5004 * sparc.h, sparc.c: Likewise.
5006 * emit-rtl.c (operand_subword): Copy alias set.
5007 (change_address): Likewise.
5009 Sun Jul 25 15:04:37 1999 Jeffrey A Law (law@cygnus.com)
5011 * pa.c (compute_frame_size): Scan all the used callee saved registers,
5012 not just the first one.
5014 Fri Jul 23 14:09:58 1999 Philip Blundell <pb@nexus.co.uk>
5016 * config/arm/arm.h (TARGET_SWITCHES): Add
5017 -m{no-}single-pic-base. Correct help string for -mshort-load-words.
5018 (TARGET_OPTIONS): Add -mpic-register=.
5019 (ARM_FLAG_SINGLE_PIC_BASE, TARGET_SINGLE_PIC_BASE): Define.
5020 (arm_pic_register_string): Declare.
5021 (NEED_PLT_GOT): Delete, replace with ...
5022 (NEED_GOT_RELOC, NEED_PLT_RELOC): ... these. New macros.
5023 (OUTPUT_INT_ADDR_CONST): Replace NEED_PLT_GOT with NEED_GOT_RELOC.
5024 (ASM_OUTPUT_MI_THUNK): Replace NEED_PLT_GOT with NEED_PLT_RELOC.
5025 * config/arm/arm.c (arm_override_options): Add new option
5027 (arm_pic_register_string): New variable.
5028 (arm_finalize_pic): Respect TARGET_SINGLE_PIC_BASE.
5029 (output_func_prologue): If TARGET_SINGLE_PIC_BASE, treat the PIC
5030 register as never live. Use NEED_PLT_RELOC not NEED_PLT_GOT.
5031 (output_return_instruction): Likewise.
5032 * config/arm/elf.h (NEED_PLT_GOT): Delete, replace with ...
5033 (NEED_GOT_RELOC, NEED_PLT_RELOC): ... these. Define to flag_pic.
5034 * config/arm/arm.md: Use NEED_PLT_RELOC in place of NEED_PLT_GOT.
5036 * invoke.texi (ARM Options): Fix spelling. Remove duplicate
5037 mention of -msched-prolog. Document new options -msingle-pic-base
5038 and -mpic-register=.
5040 Thu Jul 22 18:23:56 1999 Richard Henderson <rth@cygnus.com>
5042 * haifa-sched.c (reemit_notes): Tidy.
5043 * sched.c (reemit_notes): Duplicate 1998-08-31 patch to
5046 Thu Jul 22 18:21:04 1999 Richard Henderson <rth@cygnus.com>
5048 * explow.c (trunc_int_for_mode): New function.
5049 (plus_constant_wide): Use it.
5050 * combine.c (simplify_and_const_int): Likewise.
5051 (merge_outer_ops): Likewise.
5052 (simplify_shift_const): Likewise.
5053 * cse.c (simplify_unary_operation): Likewise.
5054 (simplify_binary_operation): Likewise.
5055 * emit-rtl.c (operand_subword): Likewise.
5056 * rtl.h: Declare it.
5058 Thu Jul 22 14:34:59 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5060 * config/arm/arm.c (arm_print_operand): Fix typo in 'M' case
5061 (use NUM_REGS instead of NUM_INTS).
5063 Thu Jul 22 11:25:20 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5065 * builtins.c: New file.
5066 * expr.c (saveregs_value, apply_args_value): Delete definition,
5067 moved into builtins.c.
5068 (string_constant): No longer static.
5069 (get_pointer_alignment, c_strlen, get_memory_rtx, expand_builtin,
5070 apply_args_size, apply_result_size, result_vector,
5071 expand_builtin_apply_args, expand_builtin_apply,
5072 expand_builtin_return): Delete functions, moved into builtins.c.
5073 (INCOMING_REGNO, OUTGOING_REGNO): Delete unused macros.
5074 * expr.h (saveregs_value, apply_args_value): Declare variables.
5075 (expand_builtin, string_constant): Declare functions.
5076 * Makefile.in: Update to build builtin.o.
5078 Wed Jul 21 00:46:58 1999 Mark P. Mitchell <mark@codesourcery.com>
5080 * defaults.h (DWARF2_GENERATE_TEXT_SECTION_LABEL): New macro.
5081 * tm.texi (DWARF2_GENERATE_TEXT_SECTION_LABEL): Define it.
5082 * dwarf2out.c (dwarf2out_init): Don't output a label to mark the
5083 start of the text section if DWARF2_GENERATE_TEXT_SECTION_LABEL is
5085 * config/mips/iris6.h (DWARF2_GENERATE_TEXT_SECTION_LABEL):
5088 1999-07-21 Michael Meissner <meissner@cygnus.com>
5090 * print-rtl.c (print_rtx): Print the names of the virtual
5093 Wed Jul 21 16:00:32 1999 Nick Clifton <nickc@cygnus.com>
5095 * config/arm/arm.h (INITIAL_ELIMINATION_OFFSET): Fix typo
5096 introduced in previous delta.
5098 Wed Jul 21 14:30:51 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5100 * c-lang.c (finish_file): Rename void_list_node to void_list_node_1
5101 to avoid name clash.
5103 Wed Jul 21 08:39:22 1999 Gavin Romig-Koch <gavin@cygnus.com>
5105 * c-lex.c (yylex) : Correct the test for overflow when lexing
5108 Tue Jul 20 18:02:42 1999 Richard Henderson <rth@cygnus.com>
5110 * haifa-sched.c (insn_cost): FREE implies cost 0 and vice versa.
5111 (adjust_priority): Always call ADJUST_PRIORITY.
5112 (schedule_insn): Only put insns into the ready at cost 0.
5113 (schedule_block): Remove redundant initial sort. Give clock_var
5114 and can_issue_more to MD_SCHED_REORDER. Requeue if hazard cost
5116 * tm.texi (MD_SCHED_REORDER): Update docs.
5118 * sparc.h (MD_SCHED_REORDER): Update. Set CAN_ISSUE_MORE.
5119 * sparc.c (ultra_reorder_called_this_block): Delete.
5120 (ultrasparc_sched_init): Don't set it.
5121 (ultrasparc_sched_reorder): Don't check it.
5123 Tue Jul 20 17:07:54 1999 Richard Henderson <rth@cygnus.com>
5125 * rs6000.h (struct rs6000_args): Add sysv_gregno.
5126 * rs6000.c (init_cumulative_args): Init sysv_gregno.
5127 (function_arg_boundary): Align DFmode.
5128 (function_arg_advance): Restructure for ABI_V4; use sysv_gregno
5129 to get fp reg and stack overflow correct.
5130 (function_arg): Likewise.
5131 (function_arg_pass_by_reference): True for TFmode for ABI_V4.
5132 (setup_incoming_varargs): Restructure for ABI_V4; use
5133 function_arg_advance to skip final named argument.
5134 (expand_builtin_saveregs): Properly unskip the last integer arg
5135 when doing varargs. Adjust overflow location calculation.
5137 * ginclude/va-ppc.h (struct __va_list_tag): Make gpr and fpr
5138 explicitly unsigned.
5139 (__VA_FP_REGSAVE): Use new OFS argument instead of AP->fpr directly.
5140 (__VA_GP_REGSAVE): Similarly.
5141 (__va_longlong_p): Delete.
5142 (__va_arg_type_violation): New declaration.
5143 (va_arg): Restructure. Flag promotion errors. Align double.
5144 TFmode passed by reference.
5146 * rs6000.md (movdi_32+1): Use GEN_INT after arithmetic
5147 in the HOST_BITS_PER_WIDE_INT > 32 case.
5149 Tue Jul 20 12:37:30 1999 Hans-Peter Nilsson <hp@bitrange.com>
5151 * dwarf2out.c (output_abbrev_section): Terminate with a zero.
5153 Tue Jul 20 12:12:27 1999 Jason Merrill <jason@yorick.cygnus.com>
5155 * gcc.c (default_compilers, cpp-output): Pass -fpreprocessed.
5156 * toplev.c (documented_lang_options): Add -fpreprocessed.
5157 * cpplib.h (struct cpp_buffer): Add preprocessed.
5158 * cppinit.c (cpp_handle_option): Handle -fpreprocessed.
5159 (cpp_start_read): Don't expand macros or emit an initial #line
5160 directive if -fpreprocessed.
5162 Tue Jul 20 12:12:09 1999 Michael Tiemann <tiemann@holodeck.cygnus.com>
5164 * cpplib.h (struct cpp_buffer): Added manual_pop for
5165 better C++ tokenization.
5166 * cpplib.c (cpp_get_token): Return CPP_EOF if manual_pop.
5167 Also, support C++ tokenization for ->*, .*, <?, and >? operators.
5168 * c-common.c (cpp_token): Make non-static.
5170 Tue Jul 20 11:24:19 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5172 * c-common.h: New file.
5173 * c-common.c (permanent_obstack): Delete unused declaration.
5174 (c_global_trees): New array.
5175 (c_common_nodes_and_builtins): New function; split off common code
5176 from init_decl_processing in both c-decl.c and cp/decl.c.
5177 * c-tree.h: Delete lots of declarations of tree nodes; replaced by
5178 c_global_trees and accessor macros defined in c-common.h.
5180 * c-decl.c: Delete definitions for tree nodes that were replaced by
5182 (init_decl_processing): Build void_list_node.
5183 Call c_common_nodes_and_builtins; delete code to generate the common
5185 * objc/objc-act.c (build_module_descriptor): Rename variable
5186 void_list_node to avoid clash with c-common.h.
5188 * Makefile.in: Update dependencies.
5189 * objc/Make-lang.in: Likewise.
5191 Mon Jul 19 14:22:18 1999 Mark P. Mitchell <mark@codesourcery.com>
5193 * config/mips/iris6gld.h (MAKE_DECL_ONE_ONLY): Define.
5194 (UNIQUE_SECTION_P): Likewise.
5195 (UNIQUE_SECTION): Likewise.
5197 1999-07-19 Linas Vepstas <linas@linas.org>
5199 * config/i370/README: New file.
5200 * config/i370/linux.h: New file.
5201 * config/i370/mvs.h: New file.
5202 * config/i370/oe.h: New file.
5203 * config/i370/t-linux: New file.
5204 * config/i370/t-mvs: New file.
5205 * config/i370/t-oe: New file.
5206 * config/i370/x-oe: New file.
5207 * config/i370/xm-linux.h: New file.
5208 * config/i370/xm-mvs.h: New file.
5209 * config/i370/xm-oe.h: New file.
5211 * i370.c (label_node_t): Add first_ref_page, label_addr,
5212 label_first_ref, label_last_ref members.
5213 (mvs_need_base_reload): Renamed from mvs_label_emitted.
5214 (MAX_MVS_LABEL_SIZE): Define.
5215 (MAX_LONG_LABEL_SIZE): Define.
5216 (alias_node_t, alias_anchor, alias_number): New.
5217 (mvs_function_table): Reorder for EBCDIC.
5218 (ascebc, ebcasc): Unconditionally define.
5219 (i370_branch_dest, i370_branch_length): New functions.
5220 (i370_short_branch, i370_label_scan): New functions.
5221 (mvs_get_label): Renamed from mvs_add_label. Search for
5222 an existing label before creating a new one.
5223 (mvs_add_label): New function.
5224 (mvs_get_label_page): New function.
5225 (mvs_free_label_list): Renamed from mvs_free_label. Iterate
5226 over the entire list.
5227 (mvs_check_page) [TARGET_HLASM]: Use BASR not BALR.
5228 (mvs_check_page) [TARGET_ELF_ABI]: New function.
5229 (mvs_add_alias, mvs_need_alias): New functions.
5230 (mvs_get_alias, mvs_check_alias): New functions.
5231 (handle_pragma): New function.
5232 (mvs_function_check): New function.
5233 (unsigned_jump_follows_p): Search harder.
5234 (i370_function_prolog) [TARGET_HLASM]: Handle LE370. Scan labels.
5235 (i370_function_prolog) [TARGET_ELF_ABI]: New function.
5236 * i370.h (TARGET_VERSION): Delete.
5237 (CPP_SPEC, CPP_PREDEFINES): Delete.
5238 (mvs_label_emitted): Delete.
5239 (TARGET_EBCDIC): Delete.
5240 (MAP_CHARACTER): Define only if TARGET_EBCDIC.
5241 (HANDLE_PRAGMA): Define.
5242 (HARD_REGNO_NREGS): Handle complex modes.
5243 (HARD_REGNO_MODE_OK): Likewise.
5244 (CLASS_MAX_NREGS): Likewise.
5245 (RET_REG): Likewise.
5246 (EXTRA_CONSTRAINT): Define.
5247 (RETURN_IN_MEMORY): True for DImode.
5248 (TRAMPOLINE_TEMPLATE): Use gen_rtx instead of GEN_INT.
5249 (FUNCTION_PROFILER): Delete.
5250 (COUNT_REGS): Fail if REG_P but not REG_OK_FOR_BASE_P.
5251 (NOTICE_UPDATE_CC): Correct handling of MULT, DIV, logicals and shifts.
5252 (TARGET_ESC, TARGET_BELL): Conditionally define for TARGET_EBCDIC.
5253 (TARGET_BS, TARGET_TAB, TARGET_NEWLINE): Likewise.
5254 (TARGET_VT, TARGET_FF, TARGET_CR): Likewise.
5255 (ASM_FILE_START): Add "RMODE ANY".
5256 (ASM_OUTPUT_EXTERNAL): Check for aliases.
5257 (ASM_GLOBALIZE_LABEL): Likewise.
5258 (ASM_OUTPUT_LABELREF): Likewise.
5259 (ASM_OUTPUT_COMMON): Likewise.
5260 (PRINT_OPERAND): Handle 'K', 'W', default.
5261 (PRINT_OPERAND_ADDRESS): New.
5262 (Lots of defines): Add support for TARGET_ELF_ABI.
5263 * i370.md (attr length): New. Define for all patterns.
5264 (*): Lots of tweeks to assembly output and constraints.
5266 Mon Jul 19 15:09:29 1999 David Edelsohn <edelsohn@gnu.org>
5268 * rs6000.md (arithmetic, logical, and shift Rc combiner patterns):
5269 Disable patterns performing SImode comparisons with SImode values
5270 if TARGET_POWERPC64 and instruction does not sign-extend or does
5271 not mask to narrower than SImode, i.e. where bit 31 and bit 63 may
5272 differ for signed quantities.
5273 (indirect_jump): Add expander to choose RTL based on TARGET_64BIT.
5274 (tablejump): Patterns contingent on TARGET_64BIT not TARGET_POWERPC64.
5275 (decrement_and_branch_on_count): Add 64-bit variant.
5277 Mon Jul 19 09:36:27 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5279 * final.c (output_asm_insn): When searching for the matching string
5280 for a given dialect, don't run past the end of the list of
5281 alternatives if there are fewer alternatives in the template than
5284 1999-07-17 Alexandre Oliva <oliva@dcc.unicamp.br>
5286 * gcc.texi: Update e-mail addresses and URLs to gcc.gnu.org.
5287 Removed paragraph about compression of files and size limitation,
5288 duplicated in the FAQ. Use gcc-patches for posting patches.
5289 * gcc.c (main): Updated URL with bug reporting instructions to
5290 gcc.gnu.org. Removed e-mail address.
5291 * system.h (abort): Likewise.
5293 1999-07-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5295 * Makefile.in (stmp-multilib-sub): Make the files extracted
5296 from $(LIBGCC1) writable.
5298 Sat Jul 17 14:25:46 1999 Nick Clifton <nickc@cygnus.com>
5300 * config/arm/aout.h: Reformat for improved readability.
5302 * config/arm/arm.h: Reformat for improved readability.
5303 Replace uses of fprintf with asm_fprintf where appropriate.
5304 (ARM_DECLARE_FUNCTION_NAME): New macro: Perform any generic ARM
5305 function declaration assembler actions.
5306 (NUM_INTS): New macro: Convert from bytes to words.
5307 (NUM_REGS): New macro: Compute number of registers required to
5308 hold a quanitity of tyep MODE.
5309 (NUM_REGS2): New macro: Like NUM_REGS but also copes with BLKmode
5311 (NUM_ARG_REGS): New macro: The number of argument registers
5313 (ARG_REGISTER): New macro: Compute the register number of the Nth
5315 (LAST_ARG_REGNUM): New macro: The number of the last argument
5317 (SP_REGNUM): New macro: Register number of the stack pointer.
5318 (FP_REGNUM): New macro: Register number of the frame pointer.
5319 (FUNCTION_ARG, FUNCTION_ARG_PARTIAL_NREGS, INIT_CUMULATIVE_AGS,
5320 FUNCTION_ARG_ADVANCE, SETUP_INCOMING_VARARGS): Change
5321 CUMULATIVE_ARGS so that it counts registers not bytes.
5323 * config/arm/arm.c: Rename TARGET_THUMB_INTERWORK to
5325 Replace uses of fprintf with asm_fprintf where appropriate.
5326 (output_ascii_pseudo_op): Replace with version from thumb.c
5328 * config/arm/coff.h (ASM_FILE_START): Emit ASM_APP_OFF.
5330 * config/arm/elf.h (CPP_PREDEFINES): Replace with
5332 (ASM_DECLARE_FUNCTION_NAME): Use ARM_DECLARE_FUNCTION_NAME.
5333 (ASM_FILE_START): Emit ASM_APP_OFF.
5335 Fri Jul 16 13:48:09 1999 Jeffrey A Law (law@cygnus.com)
5337 * pa.c (compute_frame_size): Round frame according to
5338 STACK_BOUNDARY rather than a hardwired value.
5340 * pa.h (POINTER_SIZE, PARM_BOUNDARY): Define in terms of BITS_PER_WORD.
5342 * configure.in (hppa*-*-hpux11*): Use symbolic MASK_PA_11 instead
5344 * configure: Rebuilt.
5346 * configure.in (hppa*-*-linux*): New configuration.
5347 * configure: Rebuilt.
5348 * pa.h (MAX_OFILE_ALIGNMENT): Delete.
5349 * pa/som.h (MAX_OFILE_ALIGNMENT): Define.
5350 * pa/pa-linux.h: New file.
5351 * pa/t-linux: New file.
5352 * pa/xm-linux.h: New file.
5354 * pa.c (hppa_legitimize_address): Change references from SImode to
5355 either Pmode or word_mode as appropriate.
5356 (emit_move_sequence, store_reg, load_reg): Likewise.
5357 (set_reg_plus_d, hppa_expand_prologue): Likewise.
5358 (output_mul_insn): Likewise.
5359 * pa.h (PROMOTE_MODE): Likewise.
5360 (INITIALZE_TRAMPOLINE): Likewise.
5361 (Pmode): Define to word_mode.
5363 * pa.c (compute_frame_size): Use UNITS_PER_WORD instead of hardwired
5364 value of 4. Allocate 8 bytes for each FP register save.
5365 (hppa_expand_epilogue): Use UNITS_PER_WORD instead of harwarewired
5367 (hppa_expand_prologue): Likewise.
5368 * pa.h (PROMOTE_MODE): Likewise.
5369 (HARD_REGNO_MODE_OK, FUNCTION_ARG_SIZE): Likewise.
5370 (FUNCTION_ARG_BOUNDARY): Likewise.
5372 * invoke.texi (HPPA Options): Remove -mspace/-mno-space.
5374 * pa.c (out_of_line_prologue_epilogue): Delete.
5375 (override_options): Remove -mspace related code.
5376 (hppa_expand_prologue, hppa_expand_epilogue): Likewise.
5377 (compute_frame_size): Only allocate space for register that
5378 actually need to be saved.
5379 * pa.h (MASK_SPACE, TARGET_SPACE): Delete.
5380 (TARGET_SWITCHES): Remove -mspace, -mno-space
5381 * pa/t-pa (LIB2FUNCS_EXTRA): Remove ee.asm and ee_fp.asm
5382 * pa/t-pro (LIB2FUNCS_EXTRA): Likewise. Remove -mspace multilib.
5383 * pa/ee.asm, pa/ee_fp.asm: Delete.
5385 * pa/elf.h (ASM_OUTPUT_DOUBLE_INT): Define.
5387 * config/svr4.h (CONST_SECTION_ASM_OP): Do not emit assembler
5388 directive in column zero.
5390 Fri Jul 16 01:39:57 1999 Jeffrey A Law (law@cygnus.com)
5392 * m68k.c (output_function_prologue): Fix computation of save mask
5393 when generating PIC code.
5395 Thu Jul 15 15:40:09 1999 Jim Wilson <wilson@cygnus.com>
5397 * tree.c (build_type_attribute_variant): Move current_obstack restore
5398 after build_qualified_type call.
5400 1999-07-15 Mark Mitchell <mark@codesourcery.com>
5402 * configure.in: Use t-iris6, even with GNU LD.
5403 * config/mips/iris6gld.h: Fix typo in linker spec.
5404 * config/mips/t-iris6gld: Remove.
5406 Thu Jul 15 15:15:43 1999 David Edelsohn <edelsohn@gnu.org>
5408 * rs6000.md (insv, extzv): Remove SImode dependence in named
5409 patterns. Explicitly generate DImode RTL if PowerPC64 and
5411 (insvdi): Reverse start and size in instruction template.
5413 1999-07-12 Joseph S. Myers <jsm28@cam.ac.uk>
5415 * invoke.texi: Typo fixes.
5417 Wed Jul 14 23:28:06 1999 Jeffrey A Law (law@cygnus.com)
5419 * emit-rtl.c (gen_realpart): Issue an error for cases GCC can not
5420 handle at this time instead of silently generating incorrect code.
5421 (gen_imagpart): Likewise.
5423 * reload.c (find_reloads): Emit a USE for a pseudo register without
5424 a hard register if we could not create an optional reload for the
5427 Wed Jul 14 23:45:48 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
5429 * c-typeck.c (output_init_element, process_init_element):
5430 When advancing constructor_unfilled_fields for a RECORD_TYPE,
5431 check for nameless bit fields.
5433 Wed Jul 14 01:57:39 1999 Richard Henderson <rth@cygnus.com>
5435 * regclass.c (scan_one_insn): Notice subregs that change the
5436 size of their operand.
5437 (record_reg_classes): Use that to obey CLASS_CANNOT_CHANGE_SIZE.
5439 Wed Jul 14 01:41:42 1999 Jeffrey A Law (law@cygnus.com)
5441 * configure.in (alpha*-*-*): Include alpha/t-ieee.
5442 * configure: Rebuilt.
5443 * alpha/t-ieee: New file.
5445 Tue Jul 13 10:45:58 1999 Jeffrey A Law (law@cygnus.com)
5447 * rs6000.c (find_addr_reg): Do not select r0 as an address
5450 Tue Jul 13 00:46:18 1999 Philippe De Muyter <phdm@macqel.be>
5452 * m68k/x-mot3300 (XCFLAGS): List of big files now includes `cse.o'.
5454 Mon Jul 12 14:29:15 1999 Jeffrey A Law (law@cygnus.com)
5456 * rs6000.md (movsf): Do not force easy FP constants into memory.
5458 * expr.c (expand_expr, case PLUS_EXPR): Pass constants through
5459 immed_double_const to ensure they are properly truncated then
5462 Mon Jul 12 10:40:01 1999 Vladimir Makarov <vmakarov@tofu.to.cygnus.com>
5464 * config/arm/thumb.c (thumb_reorg): Call replace_symbols_in_block
5465 always unless NO_DEBUG is used. Compile this code
5467 (replace_symbols_in_block): Compile it unconditionally.
5469 Sun Jul 11 12:32:32 1999 Jeffrey A Law (law@cygnus.com)
5471 * configure.in (i?86-*-elf*): New target.
5472 * configure: Rebuilt.
5473 * i386/i386elf.h, i386/t-i386elf: New files.
5475 Fri Jul 9 22:39:44 1999 Jason Merrill <jason@yorick.cygnus.com>
5477 * toplev.c (main): Don't complain about saying -gdwarf.
5478 (rest_of_compilation): Remove redundant code.
5480 Fri Jul 9 19:08:55 1999 Jim Wilson <wilson@cygnus.com>
5482 * unroll.c (unroll_loops): Don't delete named CODE_LABELs.
5484 Fri Jul 9 18:54:18 1999 Felix Lee <flee@cygnus.com>
5486 * config/i960/i960.c (ret_label): Change asm label from "LR:" to
5487 "Li960R:", to avoid name clash.
5489 Fri Jul 9 10:48:28 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5491 * loop.c (check_dbra_loop): When reversing a loop, delete all
5492 REG_EQUAL notes referencing the reversed biv except those which are
5493 for a giv based on it.
5495 Fri Jul 9 03:51:52 1999 Jeffrey A Law (law@cygnus.com)
5497 * version.c: Drop "gcc-" prefix from version #.
5499 Thu Jul 8 18:06:30 1999 Jason Merrill <jason@yorick.cygnus.com>
5501 * dwarf2out.c (dwarf2out_line): Emit a line number comment after
5502 the label if we're being verbose.
5504 Thu Jul 8 14:18:46 1999 Richard Henderson <rth@cygnus.com>
5506 * m68k.c (output_function_prologue): Add pic register to mask
5507 if live and flag_pic.
5508 (output_function_epilogue): Likewise.
5510 Thu Jul 8 12:55:12 1999 Jeffrey A Law (law@cygnus.com)
5512 * dbxelf.h (ASM_OUTPUT_SOURCE_LINE): Do not put assembler
5513 directives in column zero.
5515 * pa/elf.h (ASM_FILE_START): Define.
5516 * pa/som.h (ASM_FILE_START): Include .level directives.
5517 * pa/hpux10.h (ASM_FILE_START): Delete.
5518 * pa/hpux11.h (ASM_FILE_START): Delete.
5520 * pa/elf.h (BSS_SECTION_ASM_OP): Use .section .bss.
5522 Thu Jul 8 18:03:19 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
5524 * reload1.c (choose_reload_regs): Never call remove_adress_replacements
5525 when reload_out equals reload_in.
5527 Thu Jul 8 16:50:14 1999 Nick Clifton <nickc@cygnus.com>
5529 * invoke.texi (Spec Files): New node: Describe the contents of
5532 Thu Jul 8 10:28:25 1999 Craig Burley <craig@jcb-sc.com>
5534 * invoke.texi (DEC Alpha Options): Put @end table at
5535 beginning of line, to avoid confusing texi2html.
5537 Thu Jul 8 09:22:06 1999 Nick Clifton <nickc@cygnus.com>
5539 * config/arm/elf.h (ASM_OUTPUT_INTERNAL_LABEL): Fixed typo
5540 introduced in previous delta.
5542 Wed Jul 7 02:00:04 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
5544 * reload1.c (gen_reload): When synthesizing a 3 operand add
5545 sequence, improve test for when to reload OP1 into the reload
5546 register instead of OP0.
5548 Wed Jul 7 01:38:03 1999 Jim Wilson <wilson@cygnus.com>
5550 * unroll.c (unroll_loop): Don't delete NOTE_INSN_DELETED_LABEL notes.
5552 1999-07-07 Manfred Hollstein <mhollstein@cygnus.com>
5554 * m88k/dguxbcs.h (CPP_SPEC): Add missing \ in multi-line
5557 Wed Jul 7 01:16:43 1999 Richard Henderson <rth@cygnus.com>
5559 * ginclude/varargs.h (__builtin_va_alist_t): New typedef.
5560 (va_dcl): Use __builtin_va_alist_t.
5562 Wed Jul 7 01:14:42 1999 Jason Merrill <jason@yorick.cygnus.com>
5564 * dwarf2out.c (gen_struct_or_union_type_die): Only remember types
5565 on the permanent_obstack.
5566 * dwarfout.c (output_type): Likewise.
5568 Tue Jul 6 15:25:32 1999 Gavin Romig-Koch <gavin@cygnus.com>
5570 * c-common.c (unsigned_type,signed_type,signed_or_unsigned_type) :
5571 Merged from c-typeck.c and cp/typeck.c.
5572 * c-typeck.c (unsigned_type,signed_type,signed_or_unsigned_type) :
5573 Merged into c-common.
5575 Tue Jul 6 13:06:01 1999 Dave Brolley <brolley@cygnus.com>
5577 * c-lex.c (errorcount): Declare it.
5578 (finish_parse): Update errorcount when using CPPLIB.
5580 1999-07-06 Bruce Korb <ddsinc09@ix.netcom.com>
5582 * fixinc/inclhack.def(end_else_label): Double the backslash so
5583 sed gets a chance to see it.
5584 * fixinc/inclhack.sh: regen
5585 * fixinc/fixincl.x: regen
5587 Fri Jul 2 18:49:51 1999 Nick Clifton <nickc@cygnus.com>
5589 Add framework to support armv5 architecture when it becomes
5592 * config/arm/arm.c (FL_ARCH5): New processor capability flag.
5593 (arm_arch5): New variable.
5594 (all_architectures): Add armv5 line.
5595 * config/arm/arm.h (CPP_CPU_ARCH_SPEC): Define __ARM_ARCH_5__ if
5596 -march=armv5 is specified on the command line.
5597 (arm_arch5): Export this variable.
5598 * invoke.texi: Document new string accepted by -march= switch for
5601 * config/arm/arm.h: Replace use of constant 12 as a register
5602 number with IP_REGNUM. Similarly 14 and LR_REGNUM.
5603 * config/arm/arm.c: Replace use of constant 12 as a register
5604 number with IP_REGNUM. Similarly 14 and LR_REGNUM.
5606 * config/arm/elf.h: Tidy up.
5607 * config/arm/coff.h: Tidy up.
5609 Thu Jul 1 19:08:13 1999 Mark P. Mitchell <mark@codesourcery.com>
5611 * gcc/configure.in (mips-sgi-irix6*): Handle --with-gnu-ld.
5612 * gcc/config/mips/t-iris6gld: New file.
5613 * gcc/config/mips/iris6gld.h: Likewise.
5615 Fri Jul 2 13:23:39 1999 Gavin Romig-Koch <gavin@cygnus.com>
5617 * c-decl.c (widest_integer_literal_type_node,
5618 widest_unsigned_literal_type) : New.
5619 (init_decl_processing): Handle/use the two new types.
5620 * c-common.c (type_for_size,type_for_mode) : Same.
5621 * c-lex.c (yylex) : Same.
5622 * c-typeck.c (unsigned_type,signed_type,signed_or_unsigned_type) :
5624 * c-tree.h (widest_integer_literal_type_node,
5625 widest_unsigned_literal_type) : New.
5627 Fri Jul 2 03:05:44 1999 Jeffrey A Law (law@cygnus.com)
5629 * dwarfout.c (field_byte_offset): Correctly compute the object's
5630 byte offset for the first bit of a field which crosses an alignment
5631 boundary on a !BYTES_BIG_ENDIAN target.
5633 Fri Jul 2 01:36:36 1999 Robert Lipe <robertlipe@usa.net>
5635 * fixinc.svr4: Fix <arpa/inet.h> by deleting protos for htons and
5638 Fri Jul 2 00:46:47 1999 Richard Henderson <rth@cygnus.com>
5639 Jeff Law <law@cygnus.com>
5641 * ginclude/varargs.h (va_dcl): Use word_mode for type of
5644 * except.c: Include intl.h.
5645 (expand_eh_return): Set current_function_cannot_inline.
5646 (save_eh_status, restore_eh_status): Twiddle eh_return_stub_label.
5647 * function.h (struct function): Add eh_return_stub_label.
5648 * flow.c (delete_unreachable_blocks): Don't merge across EH edges.
5649 * Makefile.in (except.o): Depend on intl.h.
5651 Fri Jul 2 00:04:23 1999 David Edelsohn <edelsohn@gnu.org>
5653 * rs6000.md (movdf_hardfloat32): Handle PRE_INC and PRE_DEC the
5654 same as offsettable in cases 1 and 2.
5656 Thu Jul 1 20:54:10 1999 Richard Henderson <rth@cygnus.com>
5658 * alpha.md (extqh): Define as 64-((R&7)*8) instead of 56-(((R-1)&7)*8).
5659 (extlh, extwh): Likewise.
5661 Thu Jul 1 11:05:25 1999 Gavin Romig-Koch <gavin@cygnus.com>
5663 * c-lex.c (yylex): Improve 'integer constant out of range' messages.
5665 Wed Jun 30 16:51:41 1999 Nick Clifton <nickc@cygnus.com>
5667 * configure.in: Add arm-pe and thumb-pe targets.
5668 * configure: Regenerate.
5670 * thumb.c (arm_naked_function_p): New function: Determines if
5671 a function is naked (has no gcc generated prologue/epilogue).
5672 (is_called_in_ARM_mode): Return true if the func has the
5673 interfacearm attribute.
5674 (output_return): Do not generate a return for naked functions.
5675 (thumb_function_prologue): Do not generate a prologue for
5677 (thumb_expand_prologue): Do not generate a prologue for naked
5679 (thumb_expand_epilogue): Do not generate an epilogue for naked
5681 (arm_valid_machine_decl_attribute): New function, copied from
5682 arm.c: Permit naked and interfacearm attributes.
5684 * config/arm/pe.c: New file: Support code for arm-pe target.
5685 * config/arm/pe.h: New file: Header file for arm-pe target.
5686 * config/arm/tpe.h: New file: Header file for thumb-pe target.
5687 * config/arm/t-thumb-pe: New file: Makefile fragment for
5690 1999-07-01 Mark Kettenis <kettenis@gnu.org>
5692 * config/i386/gnu.h (CPP_SPEC): Define __PIC__ and __pic__ if
5693 -fPIC or -fpic is specified.
5695 Wed Jun 30 03:31:54 1999 Jeffrey A Law (law@cygnus.com)
5697 * expr.c (emit_block_move): Use copy_to_mode_reg for
5698 !TARGET_MEM_FUNCTIONS case too.
5700 * configure.in (hppa*-*-*): Add som.h or elf.h to tm_file as
5702 * configure: Rebuilt.
5703 (hppa1.1-*-pro*, hppa1.1-*-rtems*): Define target_cpu_default.
5704 * pa.h: Include dbxelf.h. Delete various dbx/stabs related
5705 definitions made redundant by dbxelf.h inclusion. Delete
5706 lots of definitions related to assembly output that are
5707 specific to the SOM object format.
5708 * pa.c (output_function_prologue): Do not emit the function's
5710 * pa-pro-end.h (STARTFILE_SPEC): Undefine before redefining.
5711 * pa-pro.h: Deleted.
5712 * som.h: New file with SOM specific definitions.
5713 * elf.h: New file with ELF specific definitions.
5715 * elfos.h (const_section): Output a tab before assembler directives.
5716 (ctors_section, dtors_section): Likewise.
5717 (ASM_OUTPUT_SECTION_NAME): Likewise.
5719 * pa/pa1.h: Delete unused file.
5721 Tue Jun 29 01:37:53 1999 Jeffrey A Law (law@cygnus.com)
5723 * configure.in (hppa*-hp-hpux11*): New configuration.
5724 * configure: Rebuilt.
5725 * pa/pa-hpux11.h: New file.
5726 * pa.h (CPP_SPEC): Conditionally add -D__STDC_EXT__ to the cpp
5729 * mips.md (leasi, leadi): New patterns.
5731 * expr.c (emit_block_move): Properly handle case where one of the
5732 block move arguments has a queued increment or decrement.
5733 (clear_storage): Similarly. Fix formatting goof.
5735 1999-06-28 "David O'Brien" <obrien@NUXI.com>
5737 * fixinc/inclhack.def(stdio_va_list): This patch Removes a
5738 semicolon from the BSD VA_LIST replacement expression.
5740 * fixinc/inclhack.sh: regen
5741 * fixinc/fixincl.x: regen
5743 * fixinc/mkfixinc.sh: Have `i[34567]86-*-freebsd*' machines
5744 now use the fixincl program.
5746 Mon Jun 28 05:28:12 1999 Jeffrey A Law (law@cygnus.com)
5748 * m68k.h (CONDITIONAL_REGISTER_USAGE): Define for !SUN_FPA
5749 case. Also make the PIC register call_used.
5751 * m68k.h (FINALIZE_PIC): Delete.
5752 * m68k.c (finalize_pic): Delete.
5754 Mon Jun 28 05:16:35 1999 Richard Henderson <rth@cygnus.com>
5756 * m68k.h (PREFERRED_RELOAD_CLASS): Don't force any FP const_doubles
5759 Mon Jun 28 04:07:27 1999 David Edelsohn <edelsohn@gnu.org>
5761 * expmed.c (expand_divmod): Ensure unsigned value fits in reg_note.
5763 Sun Jun 27 02:39:08 1999 Richard Henderson <rth@cygnus.com>
5765 * jump.c (jump_optimize_1): Validate the cmov copy to a temporary.
5767 Sat Jun 26 17:18:18 1999 David Edelsohn <edelsohn@gnu.org>
5769 * rs6000.c (print_operand, case 'L'): Use plus_constant_for_output.
5771 Fri Jun 25 11:33:24 1999 Richard Henderson <rth@cygnus.com>
5773 * alpha.c (override_options): Add -mcpu=ev45 as an alias for ev4.
5775 Fri Jun 25 13:41:25 1999 David Edelsohn <edelsohn@gnu.org>
5777 * rs6000.c (output_toc): Always use hex values for floating-point
5778 constants. Store single-precision values in upper-half of TOC
5779 entry in 64-bit mode.
5780 * rs6000.md (floatsidf2, floatunssidf2): Add !TARGET_POWERPC64
5781 to final constraints.
5782 (fix_truncdfsi2 splitter): Change pattern matching fctiwz.
5783 (fctiwz): Improve accuracy of RTL for pattern.
5785 Fri Jun 25 11:26:38 1999 Gavin Romig-Koch <gavin@cygnus.com>
5787 * expr.c (expand_expr): Allow RTL_EXPR's through the
5788 MAX_INTEGER_COMPUTATION_MODE checks.
5790 Fri Jun 25 06:06:37 1999 Richard Henderson <rth@cygnus.com>
5792 * alpha.h (MASK_SUPPORT_ARCH, MASK_CPU_EV5, MASK_CPU_EV6): Define
5793 such that MASK_SUPPORT_ARCH is not negative.
5795 Fri Jun 25 05:35:44 1999 Jeffrey A Law (law@cygnus.com)
5797 * loop.c (verify_dominator): Properly handle ADDR_VEC and
5798 ADDR_DIFF_VEC insns that appear inside loops.
5800 Thu Jun 24 22:54:05 1999 David Edelsohn <edelsohn@gnu.org>
5801 Jeff Law <law@cygnus.com>
5803 * rs6000.md (movdf_hardfloat32): Revert previous patch.
5804 Handle LO_SUM the same as offsettable in cases 1 and 2.
5805 * rs6000.c (find_addr_reg): Revert previous patch.
5807 Thu Jun 24 22:43:12 1999 Philippe De Muyter <phdm@macqel.be>
5809 * system.h (strstr): New external function declaration.
5810 * acconfig.h (NEED_DECLARATION_STRSTR): New define slot.
5811 * configure.in (GCC_NEED_DECLARATIONS): Check for strstr.
5812 * config.in, configure: Rebuilt.
5814 1999-06-24 Tom Tromey <tromey@cygnus.com>
5816 * gcc.c (main): Read user-specified specs files after computing
5817 additional startfile_prefixes.
5819 Thu Jun 24 15:00:47 1999 Mark Mitchell <mark@codesourcery.com>
5821 Revert these two patches:
5823 Thu Jun 17 21:34:24 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
5824 * loop.c (strength_reduce): When doing biv->giv conversion, update
5825 reg note of NEXT->insn.
5827 Thu Jun 17 17:22:07 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
5828 * loop.c (strength_reduce): When doing biv->giv conversion, fix up
5830 (recombine_givs): Set ix field after sorting.
5832 Wed Jun 23 21:26:00 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
5834 * rtlanal.c (reg_referenced_p): Use reg_overlap_mentioned_p
5835 for the parts of an UNSPEC / UNSPEC_VOLATILE.
5837 1999-06-23 Bruce Korb <ddsinc09@ix.netcom.com>
5839 *fixinc/inclhack.def: Add fix development commentary
5840 (read_ret_type): reactivate and add selection clause
5841 (zzz_*): tweak output file name to match what is used in hackshell.tpl
5842 *fixinc/{fixincl.x|inclhack.sh}: regen
5844 Wed Jun 23 00:48:21 1999 Jason Merrill <jason@yorick.cygnus.com>
5846 * expr.c (expand_expr): STRIP_NOPS before checking against
5847 MAX_INTEGER_COMPUTATION_MODE
5848 (check_max_integer_computation_mode): Likewise.
5850 Tue Jun 22 20:23:43 1999 Jim Wilson <wilson@cygnus.com>
5852 * md.texi (smul@var{m}3_highpart): Add missing 's' prefix.
5854 1999-06-22 Jim Wilson <wilson@cygnus.com>
5856 * expr.c (store_expr): When target is a promoted subreg, return a
5857 promoted subreg as a result.
5859 Tue Jun 22 17:14:58 1999 Michael Meissner <meissner@cygnus.com>
5861 * dwarf2out.c (dwarf2out_frame_debug_expr): Reformat to match GNU
5863 (dwarf2out_define): Mark unused parameters appropriately.
5864 (gen_unspecified_parameters_die): Ditto.
5865 (gen_subprogram_die): Fix signed/unsigned warnings.
5866 (gen_variable_die): Ditto.
5868 1999-06-22 Bruce Korb <ddsinc09@ix.netcom.com>
5870 * fixinc/inclhack.def(end_else_label): combined else_label
5871 and endif_label and fixed the sed expression.
5872 *fixinc/{fixincl.x|inclhack.sh}: regen
5874 Tue Jun 22 01:58:18 1999 Jeffrey A Law (law@cygnus.com)
5876 * rs6000.md (movdf_hardfloat32): Use %X instead of always emitting
5877 'x' when handling non-offsettable addresses
5879 Tue Jun 22 00:20:05 1999 Richard Earnshaw (rearnsha@arm.com)
5881 * final.c (shorten_branches): Don't try to split an insn that has
5884 Mon Jun 21 12:47:39 1999 Mark Mitchell <mark@codesourcery.com>
5886 * config/mips/mips.c (symbolic_expression_p): New function.
5887 (mips_select_rtx_section): Put symbolic expressions in the
5888 data section, not the read-only data section.
5890 Mon Jun 21 22:13:06 1999 Jeffrey A Law (law@cygnus.com)
5892 * rs6000.md (find_addr_reg): Handle LO_SUM addresses.
5894 Mon Jun 21 20:10:42 1999 Richard Henderson <rth@cygnus.com>
5896 * collect2.c (main): Log frame table count.
5897 (GCC_OK_SYMBOL) [ECOFF]: Accept stGlobal.
5898 (scan_prog_file) [COFF]: Handle frame tables.
5900 * alpha/alpha.h (UNALIGNED_SHORT_ASM_OP): Define.
5901 (UNALIGNED_INT_ASM_OP, UNALIGNED_DOUBLE_INT_ASM_OP): Define.
5902 * alpha/elf.h: Undef them again.
5903 * alpha/vms.h: Remove their definitions.
5905 Tue Jun 22 03:17:53 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
5907 * sh.c (machine_dependent_reorg): When fixing up fp pcloads,
5908 remove the clobber of r0 and change the REG_UNUSED note to
5911 1999-06-21 Jakub Jelinek <jj@ultra.linux.cz>
5913 * real.c (ereal_from_double): Fix for 64-bit big endian hosts.
5914 * emit-rtl.c (gen_lowpart_common): Add case for hosts where double
5915 fits in HOST_WIDE_INT and one uses union to access a long constant
5918 Mon Jun 21 17:18:25 1999 Richard Henderson <rth@cygnus.com>
5920 * sparc.c (sparc_override_options): Don't allow profiling for
5921 code models other than medlow.
5922 (sparc_function_profiler): New function from old FUNCTION_PROFILER
5923 macro. Use ASM_GENERATE_INTERNAL_LABEL and MCOUNT_FUNCTION.
5924 (sparc_function_block_profiler): Likewise. Use user_label_prefix.
5925 (sparc_block_profiler): Likewise.
5926 (sparc_function_block_profiler_exit): Likewise.
5927 * sparc.h (FUNCTION_PROFILER): Call new sparc.c function.
5928 (FUNCTION_BLOCK_PROFILER): Likewise.
5929 (BLOCK_PROFILER): Likewise.
5930 (FUNCTION_BLOCK_PROFILER_EXIT): Likewise.
5931 (MCOUNT_FUNCTION): New.
5932 * sparc/pbd.h (FUNCTION_PROFILER): Delete.
5933 (FUNCTION_BLOCK_PROFILER, BLOCK_PROFILER): Delete.
5934 * sparc/sun4o3.h (FUNCTION_PROFILER): Delete.
5935 (MCOUNT_FUNCTION): New.
5936 * sparc/sysv4.h (FUNCTION_BLOCK_PROFILER): Delete.
5937 (BLOCK_PROFILER): Delete.
5938 (MCOUNT_FUNCTION): New.
5940 Mon Jun 21 14:11:29 1999 David Edelsohn <edelsohn@gnu.org>
5942 * rs6000.md (movdf_hardfloat32): Fix typo in case 2.
5944 Mon Jun 21 12:27:17 1999 Vladimir Makarov <vmakarov@tofu.to.cygnus.com>
5946 * config/mips/elf.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
5949 * config/m68k/m68kelf.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
5952 * config/sh/sh.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
5955 * config/arm/telf.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
5958 Mon Jun 21 14:58:42 1999 Nick Clifton <nickc@cygnus.com>
5960 * config/arm/arm.h: Add cpp support for ARM920 and ARM920T cpu
5963 Mon Jun 21 06:22:21 1999 Mark Elbrecht <snowball3@bigfoot.com>
5965 * i386/djgpp.h (LIB_SPEC): New.
5966 (STARTFILE_SPEC): New.
5968 * i386/xm-djgpp.h (NO_SYS_SIGLIST): Deleted. Now obsolete.
5970 Mon Jun 21 06:19:33 1999 Philippe De Muyter <phdm@macqel.be>
5972 * fixinc/Makefile.in (gnu-regex.o): Do not define STDC_HEADERS in
5975 * system.h (WSTOPSIG): New macro.
5977 Mon Jun 21 05:33:15 1999 Mumit Khan <khan@xraylith.wisc.edu>
5979 * c-pragma.c (push_alignment): Don't ignore alignments greater than
5981 (insert_pack_attributes): Take into account member natural
5984 * i386/winnt.c (exports_head): New static variable.
5985 (i386_pe_record_exported_symbol): New function.
5986 (i386_pe_asm_file_end): Use.
5987 * i386/cygwin.h (ASM_OUTPUT_COMMON): Record the exported
5988 symbols to be emitted at end of assembly.
5989 (ASM_DECLARE_OBJECT_NAME): Likewise.
5990 (ASM_DECLARE_FUNCTION_NAME): Likewise.
5992 * i386/uwin.h (CPP_SPEC): Use -idirafter instead -iprefix and
5995 Mon Jun 21 04:44:31 1999 Jeffrey A Law (law@cygnus.com)
5997 * sparc.h (LEGITIMIZE_RELOAD_ADDRESS): Fix paren error introduced
6000 Sun Jun 20 17:27:20 1999 Richard Henderson <rth@cygnus.com>
6002 * haifa-sched.c (sched_analyze_1): Use free_list instead of
6003 zapping reg_last_uses directly.
6004 (sched_analyze_2, sched_analyze_insn): Likewise.
6005 (sched_analyze): Likewise. Don't clear reg_last_uses on calls.
6007 Sun Jun 20 16:57:29 1999 David Edelsohn <edelsohn@gnu.org>
6009 * rs6000.md (movdf_hardfloat32): Use worst case insn length
6010 attributes for cases 1 and 2.
6012 Sat Jun 19 22:52:55 1999 Richard Henderson <rth@cygnus.com>
6014 * haifa-sched.c (sched_analyze): Mark call-user regs as clobbered
6017 Sat Jun 19 05:40:07 1999 Philip Blundell <pb@nexus.co.uk>
6019 * arm.c (arm_reload_in_hi): Invert sense of test on BYTES_BIG_ENDIAN.
6021 Sat Jun 19 05:25:05 1999 Richard Earnshaw (rearnsha@arm.com)
6023 * arm.h (CONDITIONAL_REGISTER_USAGE): If flag_pic, never use
6024 PIC_OFFSET_TABLE_REGNUM for general alloaction.
6025 (INITIAL_ELIMINATION_OFFSET): Count the fact that the PIC register
6026 must be stacked if it is used for PIC accesses.
6027 * arm.c (use_return_insn): Handle PIC register specially.
6028 (output_return_instruction): Likewise.
6029 (output_func_{prologue,epilogue}): Likewise.
6030 (output_expand_prologue): Likewise.
6032 * arm.md (*adddf_esfdf_df): Renamed from *adddf_df_esfdf.
6033 (*strsi_predec): Renamed from *strqi_predec.
6034 (*loadsi_shiftpreinc): Renamed from *loadqi_shiftpreinc.
6035 (*loadsi_shiftpredec): Renamed from *loadqi_shiftpredec.
6037 * arm.c (arm_override_options): Remove warning about PIC code
6038 not being supported.
6040 Fri Jun 18 23:47:06 1999 David Edelsohn <edelsohn@gnu.org>
6042 * rs6000.c (find_addr_reg): New function.
6043 * rs6000.h (find_addr_reg): Declare.
6044 (offsettable_addr_operand): Delete.
6045 * rs6000.md (movdf_hardfloat32): Handle non-offsettable loads
6046 from and stores to GPRs.
6048 Fri Jun 18 15:44:18 1999 Richard Henderson <rth@cygnus.com>
6050 * alpha.c (alpha_expand_block_move): Use get_insns rather than
6051 gen_sequence as argument to emit_no_conflict_block.
6053 Fri Jun 18 07:02 1999 Bruce Korb <ddsinc09@ix.netcom.com>
6055 * fixinc/mkfixinc.sh: enable the fixincl program for DG/UX
6056 * fixinc/inclhack.def(dgux_int_varargs): script must end with \n
6057 *fixinc/fixincl.x: regen
6058 *fixinc/inclhack.sh: regen
6060 Thu Jun 17 15:06:10 PDT 1999 Don Lindsay <dlindsay@cygnus.com>
6062 * added support for -mpcrel (PC relative addressing for m68k)
6063 based on code done by Michael Tiemann <tiemann@axon.cygnus.com>.
6064 * invoke.texi (m68000 options): Add documentation for -mpcrel flag.
6065 * m68k.c (print_operand_address): Handle 32-bit PIC case.
6066 (comments for general_src_operand): Add some explanation
6067 about EXTRA_CONSTRAINTS.
6068 (OVERRIDE_OPTIONS): Enable -fPIC in combination with -mpcrel.
6069 * m68kelf.h (OVERRIDE_OPTIONS): Ditto.
6070 (LEGITIMATE_PIC_OPERAND_P): Fix typo.
6071 (LEGITIMATE_PIC_OPERAND_P): Re-derive from m68k.h case.
6072 * m68k.h (LEGITIMATE_PIC_OPERAND_P): Fix delete-o.
6073 (INDIRECTABLE_1_ADDRESS): Delete spurious '/' at end of macro.
6074 (OVERRIDE_OPTIONS): Change behavior so that -mpcrel implies -fpic
6076 (OVERRIDE_OPTIONS): Merge in changes from m68k.h.
6077 * m68k.h (TARGET_PCREL): New target flag.
6078 (TARGET_SWITCHES): Add "pcrel" as a recognized switch.
6079 (OVERRIDE_OPTIONS): Add checks for -mpcrel.
6080 (LEGITIMATE_PIC_OPERAND_P): Don't normally accept anything that
6081 contains a SYMBOL_REF. Relax this constraint during reload, since
6082 we want to use the predicates, not reload's built-in concept of a
6083 valid memory address, to control what insns need reloading.
6084 (EXTRA_CONSTRAINT): Define constraints to accept pc-relative
6085 operands (essentially 'g', 'm', and 's' under normal circumstances).
6086 * m68k.c (print_operand): Cause printing of pc-relative addresses
6087 to include pc register.
6088 (print_operand_address): Ditto.
6089 (general_src_operand): Accept operands that are not only
6090 general_operands, but are also valid when used as a pc-relative
6092 (nonimmediate_src_operand): Similar, for nonimmediate_operands.
6093 (memory_src_operand): Similar, for memory_operands.
6094 (pcrel_address): New predicate to accept the special case of a
6095 pc-relative address.
6096 * m68k.md (many patterns): Rewrite common SImode, HImode, and
6097 QImode insns to accept *_src_operand instead of *_operand where
6098 pc-relative operands can fit. For example, a pc-relative operand
6099 can be used as a memory source operand for addsi3, but not as a
6101 * hp320.h linux.h m68kv4.h (LEGITIMATE_PIC_OPERAND_P) as in m68k.h.
6103 Fri Jun 18 09:11:07 1999 Nick Clifton <nickc@cygnus.com>
6105 * config/arm/telf.h (ASM_OUTPUT_DEF_FROM_DECLS): New Marco: USe
6106 .thumb_set pseudo op to mark aliases of thumb functions.
6108 Wed Jun 16 18:19:13 1999 Nick Clifton <nickc@cygnus.com>
6110 * varasm.c (assemble_alias): Use ASM_OUTPUT_DEF_FROM_DECLS in
6111 preference to ASM_OUTPUT_DEF, if it is defined.
6113 * tm.texi: Document new, optional target macro
6114 ASM_OUTPUT_DEF_FROM_DECLS.
6116 Thu Jun 17 15:07 1999 Bruce Korb <ddsinc09@ix.netcom.com>
6118 * fixincludes: ISCNTL patch
6119 * fixinc/inclhack.def (ioctl_fix_ctrl): Fix the definition of [_]*ISCTRL().
6120 (dgux_int_varargs): new for DG/UX
6121 * fixinc/{fixincl.x,inclhack.sh}: Regenerated.
6123 Thu Jun 17 21:34:24 1999 Jeff Law <law@cygnus.com>
6125 * invoke.texi (ia32 options): Fix typo.
6127 Thu Jun 17 21:34:24 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
6129 * loop.c (strength_reduce): When doing biv->giv conversion, update
6130 reg note of NEXT->insn.
6132 Thu Jun 17 14:25:08 1999 Jeffrey A Law (law@cygnus.com)
6134 * loop.c (move_movables): Note issues with replacing REGs with
6136 * mips.h (GO_IF_LEGITIMATE_ADDRESS): Handle SUBREGs properly.
6138 Thu Jun 17 13:28:30 1999 David O'Brien <obrien@FreeBSD.org>
6140 * i386/freebsd-elf.h (LINK_SPEC): Fix typo.
6142 * i386/freebsd-elf.h (FUNCTION_PROFILER): labels are not needed and
6143 the reference to `mcount' was not correct for the ELF on FreeBSD.
6145 Thu Jun 17 17:22:07 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
6147 * loop.c (strength_reduce): When doing biv->giv conversion, fix up
6150 (recombine_givs): Set ix field after sorting.
6152 Thu Jun 17 02:54:30 1999 Jeffrey A Law (law@cygnus.com)
6154 * emit-rtl.c (operand_subword): Tighten checks for when it is safe
6155 to safe to extract a subword out of a REG.
6157 Thu Jun 17 01:45:24 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
6159 * sh.md (mulsi3): Don't add a no-op move at the end.
6161 Wed Jun 16 20:29:00 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
6163 * cse.c (cse_insn): Don't put hard register source into tables for
6164 the last insn of a libcall.
6166 Wed Jun 16 19:44:33 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
6168 * loop.c (strength_reduce): Insert sets of derived givs at every
6169 biv increment, even if it's the only one.
6171 Wed Jun 16 10:33:02 1999 Jason Merrill <jason@yorick.cygnus.com>
6173 * dwarfout.c (add_incomplete_type): New fn.
6174 (output_type): Call it.
6175 (retry_incomplete_types): New fn.
6176 (dwarfout_finish): Call it.
6178 From Eric Raskin <ehr@listworks.com>:
6179 (output_type): Output types for bases.
6181 Tue Jun 15 12:51:23 1999 Alexandre Oliva <oliva@dcc.unicamp.br>
6183 * mips.c (mips_output_conditional_branch): Add `break'
6184 between `default' label and `close braces'.
6186 Tue Jun 15 01:55:20 1999 David O'Brien <obrien@FreeBSD.org>
6188 * i386/freebsd-elf.h (LINK_SPEC): clean up the linking library
6189 specifications and make it realistic.
6190 (LIB_SPEC): Likewise.
6192 Mon Jun 14 15:38:43 1999 Jim Wilson <wilson@cygnus.com>
6194 * config/mips/mips.c (mips_secondary_reload_class): Check for
6195 (PLUS (SP) (REG)) and return appropriate register class.
6196 * config/mips/mips.md (reload_insi): Delete predicate for operand 1.
6197 Handle (PLUS (SP) (REG)).
6198 (tablejump): In mips16 code, use emit_insn instead of emit_jump_insn.
6199 (tablejump_mips161, tablejump_mips162): Use emit_jump_insn instead
6200 of emit_insn for tablejump.
6202 Mon Jun 14 17:26:40 1999 David Edelsohn <edelsohn@gnu.org>
6204 * rs6000.c (output_prolog): RS6000_CALL_GLUE must be
6205 asm_fprintf format string by itself.
6206 (output_function_profiler): Likewise.
6208 Mon Jun 14 12:57:38 1999 David Mosberger <davidm@hpl.hp.com>
6210 * combine.c (simplify_logical, case AND): Only call
6211 simplify_and_const_int if the mode is no wider than HOST_WIDE_INT
6212 or the constant is positive.
6214 Mon Jun 14 11:43:41 1999 Nick Clifton <nickc@cygnus.com>
6216 * configure.in: Fix typo in rs6000-ibm-aix4 case.
6217 * configure: Regenerate.
6219 Mon Jun 14 03:55:40 1999 Jeffrey A Law (law@cygnus.com)
6221 * configure.in (rs6000-ibm-aix4.3*, powerpc-ibm-aix4.3*): Do not
6222 require a sub-version #.
6223 * configure: Rebuilt.
6225 1999-06-14 Robert Lipe (robertlipe@usa.net)
6227 * svr4.h (DWARF2_DEBUGGING_INFO): Check for redefinition.
6229 Mon Jun 14 10:30:52 BST 1999 Nathan Sidwell <nathan@acm.org>
6231 * c-typeck.c (process_init_element): Detect excess elements in
6232 char array initializer.
6234 1999-06-14 Andreas Jaeger <aj@arthur.rhein-neckar.de>
6236 * gcc.texi: Mention gcc 2.96 instead of egcs 1.00.
6238 Sat Jun 12 22:29:48 EDT 1999 Jerry Quinn <jquinn@nortelnetworks.com>
6240 * invoke.texi (Option Summary): Add -fpermissive flag.
6242 Sat Jun 12 03:40:42 1999 Jeffrey A Law (law@cygnus.com)
6244 * sparc.h (LEGITIMIZE_RELOAD_ADDRESS): Do nothing with operands
6245 that require PIC code sequences.
6247 Wed Jun 9 16:29:01 1999 Nick Clifton <nickc@cygnus.com>
6249 * configure.in: Add new target: thumb-elf.
6250 * configure: Regenerate.
6251 * config/arm/t-thumb-elf: New file: Makefile fragment for
6253 * config/arm/telf.h: New file: Header file for thumb-elf
6256 Fri Jun 11 03:17:51 1999 Jeffrey A Law (law@cygnus.com)
6258 * Makefile.in (libgcc2): Pass MAYBE_USE_COLLECT2 as an argument.
6259 * libgcc2.c (__CTOR_LIST, __DTOR_LIST); Do not provide
6260 initializers is some circumstances.
6262 * fixinc/inclhack.def (endif_label): Add additional selector for
6263 more bogus stuff after #endif statements.
6264 * fixinc/inclhack.sh, fixinc/fixincl.x: Rebuilt.
6266 Thu Jun 10 20:44:36 1999 Mumit Khan <khan@xraylith.wisc.edu>
6268 * i386/cygwin.h (SET_ASM_OP): Define.
6270 Thu Jun 10 20:37:57 1999 Mumit Khan <khan@xraylith.wisc.edu>
6272 * reg-stack.c (stack_reg_life_analysis): Find all the RETURN insns.
6274 Thu Jun 10 19:23:00 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
6276 * sh.h (TARGET_HARWARD, TARGET_HARVARD): Changed the former to the
6279 * sh.md (ic_invalidate_line_i): Remove second alternative.
6281 Thu Jun 10 06:55 1999 Bruce Korb <ddsinc09@ix.netcom.com>
6283 *fixinc/inclhack.def(sun_auth_proto): We do not know how to
6284 test for the presence of valid prototypes. Delete bypass expr.
6285 (ioctl_fix_ctrl): Correct the selection expression.
6286 (no_double_slash): Correct quoting rules
6287 *fixinc/fixincl.x: regen
6288 *fixinc/inclhack.sh: regen
6290 Thu Jun 10 15:08:15 1999 Nick Clifton <nickc@cygnus.com>
6292 * config/arm/arm.c (struct all_cores): Add ARM920 and ARM920t.
6294 Wed Jun 9 15:57:57 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
6296 * rs6000.md (movsi_got_internal_mem): Delete.
6297 * rs6000.h (CONDITIONAL_REGISTER_USAGE): Mark PIC_OFFSET_TABLE_REGNUM.
6298 (GOT_TOC_REGNUM): Delete.
6299 (PIC_OFFSET_TABLE_REGNUM): Define.
6300 (FINALIZE_PIC): Disable.
6301 * rs6000.c (rs6000_got_register): New code for fixed pic register.
6302 (rs6000_replace_regno): Delete.
6303 (rs6000_finalize_pic): Likewise.
6304 (output_prolog): Handle PIC_OFFSET_TABLE_REGNUM.
6306 Wed Jun 9 19:44:26 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
6308 * loop.c (loop_insn_first_p): Don't compare LUIDs when P
6309 is a note; use <= for the compare; advance P while it is
6312 Wed Jun 9 13:12:24 1999 Jeffrey A Law (law@cygnus.com)
6314 * fixinc/inclhack.def (no_double_slash): Fix quoting for test.
6315 * fixinc/inclhack.sh, fixinc/fixincl.x, fixinc/fixincl.sh; Rebuilt.
6317 * varasm.c (remove_from_pending_weak_list): Verify t->name
6318 is non-NULL before passing it to strcmp.
6320 Wed Jun 9 06:50 1999 Bruce Korb <ddsinc09@ix.netcom.com>
6322 *fixinc/inclhack.def(sun_auth_proto): bypass the patch if
6323 the typed arguments are not part of a comment
6324 (ioctl_fix_ctrl): Added a purpose comment
6325 *fixinc/fixincl.x: regenerate
6326 *fixinc/inclhack.sh: regenerate
6328 Wed Jun 9 22:57:02 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
6330 * invoke.texi: Add C4x invocation docs.
6332 Wed Jun 9 22:34:38 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
6334 * config/c4x/c4x.h (TARGET_EXPOSE_LDP, LEGITIMIZE_RELOAD_ADDRESS):
6336 * config/c4x/c4x.c (c4x_emit_move_sequence, src_operand): Use
6338 (c4x_legitimize_reload_address): New function.
6339 * config/c4x/c4x.md: Update docs.
6341 Wed Jun 9 04:14:48 1999 Jeffrey A Law (law@cygnus.com)
6343 * fixincludes: Avoid removing '.'.
6344 * fixinc/fixinc.svr4: Likewise.
6345 * fixinc/fixinc.winnt: Likewise.
6346 * fixinc/inclhack.tpl: Likewise.
6347 * fixinc/fixincl.sh, fixinc/inclhack.sh: Rebuilt.
6349 1999-06-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6351 * fixinc/inclhack.def (sun_catmacro): Escape parens in the select
6353 * fixinc/fixincl.x, fixinc/inclhack.sh: Rebuilt.
6355 Wed Jun 9 03:10:34 1999 Mumit Khan <khan@xraylith.wisc.edu>
6357 * c-pragma.c (handle_pragma_token): Handle `#pragma pack()'
6360 Tue Jun 8 13:06:15 1999 Jim Wilson <wilson@cygnus.com>
6362 * configure.in (rs6000-ibm-aix4.[12]*): Change rx6000 to rs6000.
6363 * configure: Regenerate.
6365 Tue Jun 8 05:47:48 1999 Richard Earnshaw (rearnsha@arm.com)
6367 * optabs.c (expand_cmplxdiv_wide): Use expand_abs to get the absolute
6370 Mon Jun 7 22:30:37 1999 Jeffrey A Law (law@cygnus.com)
6372 * fixinc/inclhack.def (avoid_bool): Also catch
6373 "typedef [unsigned] int bool".
6374 * fixinc/inclhack.sh, fixinc/fixincl.x, fixinc/fixincl.sh: Rebuilt.
6376 * m68k/x-hp3bsd44: Delete obsolete and incorrect file.
6377 * configure.in (m68k-hp-bsd4.4): No longer use x-hp3bsd44.
6378 * configure: Rebuilt.
6380 Mon Jun 7 22:05:03 1999 Mark Kettenis <kettenis@gnu.org>
6382 * config/i386/gnu.h: Include <gnu.h> right after <i386/linux.h>,
6383 such that we can override its definitions if necessary.
6384 (CPP_SPEC): New define. Support processor specific predefines via
6386 (CC1_SPEC): New define. Support processor specific compiler
6387 options via %(cc1_cpu).
6388 (STARTFILE_SPEC): New define. Use crt0.o instead of crt1.o for
6391 1999-06-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6393 * fixinc/inclhack.def (math_gcc_ifndefs): Insert whitespace
6394 between sed's -e flag, and the open-quote following it.
6395 * fixinc/fixincl.x, fixinc/fixincl.sh: Rebuilt.
6397 Mon Jun 7 20:34:20 1999 Robert Lipe <robertlipe@usa.net>
6398 Jeffrey A Law (law@cygnus.com)
6400 * varasm.c (assemble_start_function): Remove the function
6401 from the pending weak decls list when we define a function.
6402 (assemble_variable): Similarly for variables.
6403 (weak_finish): Ignore items on the list with a NULL name.
6404 (remove_from_ending_weak_list); New function to "remove" an item
6405 from the pending weak declarations list.
6407 Mon Jun 7 19:27:07 1999 Jerry Quinn <jquinn@nortelnetworks.com>
6409 * pa.md (fmpyfadd, fmpynfadd, fnegabs): New patterns.
6411 Mon Jun 7 14:07:39 1999 Dave Brolley <brolley@cygnus.com>
6413 * c-lex.c (GETC): Redefine to call getch.
6414 (UNGETC): Redefine to call put_back.
6415 (putback_buffer): New structure type.
6416 (putback): New static structure.
6417 (getch): New function.
6418 (put_back): New function.
6419 (yylex): Replace unused bytes from bad multibyte character.
6421 Mon Jun 7 13:33:39 1999 Dave Brolley <brolley@cygnus.com>
6423 * cpplib.c (do_define): Cast `alloca' return value.
6424 (do_include, do_undef, do_pragma): Likewise.
6425 * cpphash.c (dump_definition): Cast `xstrdup' and `alloca' return
6427 * cppfiles.c (initialize_input_buffer): Cast `xmalloc' return values.
6428 * gcc/cppspec.c (lang_specific_driver): Cast xmalloc return value.
6430 Sun Jun 6 11:58:34 1999 Jakub Jelinek <jj@ultra.linux.cz>
6432 * sparc.md (abstf2): This should be an expand.
6433 (split after abstf2_notv9): Fix mode.
6434 (abstf2_hq_v9): New pattern.
6435 (abstf2_v9): Only use when no hard quad.
6436 (absdf2_v9): Fix if target is not the same as source.
6437 (ashrsi3_extend, ashrsi3_extend2, lshrsi3_extend, lshrsi3_extend2):
6438 Add correct output constraints.
6440 Sat Jun 5 17:04:16 1999 Craig Burley <craig@jcb-sc.com>
6442 From Dave Love to egcs-patches on 20 May 1999 17:38:38 +0100:
6443 * invoke.texi: Clarify text vis-a-vis Intel CPUs.
6445 Sat Jun 5 12:11:24 1999 Mark Mitchell <mark@codesourcery.com>
6447 * mips.h (mips_output_conditional_branch): New function.
6448 (mips_adjust_insn_length): Likewise.
6449 (ASSEMBLER_SCRATCH_REGNUM): New macro.
6450 (ADJUST_INSN_LENGTH): Likewise.
6451 * mips.c (print_operand): Add `F' and `W' for floating-point
6453 (machine_dependent_reorg): Adjust MIPS16 code; instruction-lengths
6455 (mips_adjust_insn_length): New function.
6456 (mips_output_conditional_branch): New function.
6457 * mips.md (length): Adjust attribute definition to handle
6458 conditional branches. Change lengths to bytes, rather than
6459 instructions throughout. Remove length attribute from
6460 instructions whose length is four bytes, and rely on the default
6462 (dslot): Fix typo in comment.
6463 Reword conditional branch patterns to use
6464 mips_output_conditional_branch.
6466 Fri Jun 4 13:30:27 1999 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
6468 * alpha/osf.h (CPP_SUBTARGET_SPEC): Handle -threads.
6469 (LIB_SPEC): Likewise.
6470 Link with -lprof1_r for -g/-pg.
6472 1999-06-04 Andreas Schwab <schwab@issan.cs.uni-dortmund.de>
6474 * loop.c (check_dbra_loop): Fix change of Jan 19.
6476 Fri Jun 4 00:12:40 1999 Marc Espie <espie@cvs.openbsd.org>
6478 * freebsd-elf.h (SWITCH_TAKES_ARG): Redefine, not define.
6479 (STARTFILE_SPEC): Define, override the svr4.h version.
6480 (ENDFILE_SPEC): Likewise.
6482 Thu Jun 3 23:58:55 1999 Jeffrey A Law (law@cygnus.com)
6484 * fixinc/inclhack.def (limits_ifndefs): Also apply to sys/limits.h
6485 * fixinc/fixincl.x: Regenerated.
6486 * fixinc/inclhack.sh: Regenerated.
6488 Fri Jun 4 05:42:23 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
6490 * sh.c (barrier_align): Don't return early for normal branch/barrier
6491 when optimizing for SH2.
6493 Thu Jun 3 22:27:50 1999 Robert Lipe <robertlipe@usa.net>
6495 * i386/udk.h (LINK_SPEC): Correct linker search path for
6498 Fri Jun 4 03:20:40 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
6500 * sh.c (fixup_addr_diff_vecs): Emit braf reference label.
6501 (braf_label_ref_operand): Delete.
6502 * sh.h (PREDICATE_CODES): Remove braf_label_ref_operand.
6503 * sh.md (casesi_jump_2): Operand1 is now the inside of a
6504 label_ref, and has no predicate.
6505 The patten has a predicate to guard against invalid substitutions.
6506 (dummy_jump): Delete.
6507 (casesi): Update use of casesi_jump_2.
6509 Thu Jun 3 07:48 1999 Bruce Korb <ddsinc09@ix.netcom.com>
6511 *fixinc/inclhack.def(Io_Def_Quotes): corrected sed expression
6512 *fixinc/fixincl.x: regenerate
6513 *fixinc/inclhack.sh: regenerate
6515 Thu Jun 3 02:15:07 1999 Jason Merrill <jason@yorick.cygnus.com>
6517 * dwarf2out.c (add_incomplete_type): New fn.
6518 (gen_struct_or_union_type_die): Call it.
6519 (retry_incomplete_types): New fn.
6520 (dwarf2out_finish): Call it.
6522 Thu Jun 3 01:19:03 1999 Jeffrey A Law (law@cygnus.com)
6524 * gcse.c (insert_insn_end_bb): Correct placement of insns when the
6525 current block starts with a CODE_LABEL and ends with a CALL and
6526 we can not find all the argument setup instructions for the CALL.
6528 Wed Jun 2 15:44:15 1999 Mark Mitchell <mark@codesourcery.com>
6531 * fold-const.c (fold): STRIP_NOPS when deciding whether or not
6532 something is a candidate for optimize_bit_field_compare.
6534 Wed Jun 2 21:53:05 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
6536 * sh.h (CONST_OK_FOR_I, CONST_OK_FOR_L): Cast VALUE to HOST_WIDE_INT.
6538 Wed Jun 2 12:25:55 1999 Richard Henderson <rth@cygnus.com>
6540 * alpha.c (override_options): Thinko in last patch.
6542 * alpha/osf.h (CPP_SUBTARGET_SPEC): Define.
6543 (LIB_SPEC): Recognize -pthread.
6545 Wed Jun 2 08:42:55 1999 Nick Clifton <nickc@cygnus.com>
6547 * config/arm/tcoff.h (USER_LABEL_PREFIX): Synchronise with
6548 definition in config/arm/coff.h
6549 * config/arm/coff.h: Add comment about USER_LABEL_PREFIX.
6551 Wed Jun 2 07:07 1999 Bruce Korb <ddsinc09@ix.netcom.com>
6553 * fixinc/fixincl.c(global def): Add FD_SHELL_SCRIPT to mark
6554 fixes that need "file=xxx\n" prepended before invocation
6555 (start_fixer - new): starting the fixer process is complex enough
6556 to warrent its own routine. It prepends the "file=xxx\n" stuff.
6557 (process): uses the new routine; omit usage of putenv()
6558 * fixinc/fixincl.tpl: mark shell scripts with FD_SHELL_SCRIPT
6559 * fixinc/fixincl.x: regenerate
6561 Wed Jun 2 02:29:07 1999 Jeffrey A Law (law@cygnus.com)
6563 * README, configure.in, gcc.1, gcc.texi: Update name (egcs -> gcc)
6564 and version #s (1.1 -> 2.96) as needed.
6565 * README.g77: Kill way out of date file in the toplevel directory.
6567 Wed Jun 2 00:52:34 1999 David O'Brien <obrien@FreeBSD.org>
6569 * configure.in (i[34567]86-*-freebsdelf): Don't include linux.h,
6570 i386/freebsd-elf.h no longer requires it. Instead include svr4.h.
6571 * configure: Rebuilt.
6572 * i386/freebsd-elf.h (DEFAULT_VTABLE_THUNKS): Define.
6573 (ASM_COMMENT_START, ASM_APP_ON, ASM_APP_OFF, SET_ASM_OP): Likewise.
6574 (PREFERRED_DEBUGGING_TYPE, WCHAR_UNSIGNED): Likewise.
6575 (SWITCH_TAKES_ARG): Likewise.
6576 * i386/freebsd.h: Remove FREEBSD_NATIVE support.
6577 * config/t-freebsd: Moved from config/i386/ so it can used for all
6580 Mon May 31 02:22:55 1999 Philippe De Muyter <phdm@macqel.be>
6582 * m68k/x-mot3300 (XCFLAGS): Fixed to match stb.o, not f/stb.o.
6584 Wed Jun 2 00:08:34 1999 Robert Lipe <robertlipe@usa.net>
6586 * configure.in (i[34567]86-*-udk*): Install headers with cpio.
6587 * configure: Rebuilt.
6589 Tue Jun 1 19:06:22 1999 David Edelsohn <edelsohn@gnu.org>
6591 * rs6000/aix41.h (RS6000_CALL_GLUE): Define.
6592 * rs6000/aix43.h (RS6000_CALL_GLUE): Likewise.
6593 * rs6000/rs6000.c (rs6000_file_start): Use putc.
6594 (rs6000_output_load_toc_table): Same.
6595 (output_prolog, output_mi_thunk): Same.
6596 * rs6000/rs6000.h (SELECT_SECTION): Formatting.
6597 (ASM_GLOBALIZE_LABEL): Use putc.
6599 Mon May 31 15:23:23 1999 Richard Henderson <rth@cygnus.com>
6601 * alpha.md (reload_*_help): New patterns and splitters.
6602 (reload_*): Use them.
6603 (mov[qh]i): Likewise.
6605 Mon May 31 11:48:07 1999 Mark Mitchell <mark@codesourcery.com>
6607 * cccp.c (handle_directive): Handle backslash-newlines in quoted
6610 Mon May 31 09:36:11 1999 Cort Dougan <cort@cs.nmt.edu>
6612 * rs6000/linux.h (LINK_SPEC): Use emulation elf32ppclinux.
6614 Mon May 31 11:40:20 EDT 1999 John Wehle (john@feith.com)
6616 * flow.c (mark_regs_live_at_end, insn_dead_p,
6617 mark_set_1, mark_used_regs): Only give FRAME_POINTER_REGNUM
6618 and HARD_FRAME_POINTER_REGNUM special treatment if reload
6619 hasn't run or the frame pointer is needed.
6620 * haifa-sched.c (attach_deaths): Likewise.
6621 * sched.c (attach_deaths): Likewise.
6623 Mon May 31 00:46:17 1999 Jeffrey A Law (law@cygnus.com)
6625 * jump.c (jump_optimize_1): Only set CAN_REACH_END if
6626 calculate_can_reach_end returns nonzero.
6628 * configure.in (native gas tests): Search for an assembler in the
6629 same manner that the installed compiler will.
6630 * configure: Rebuilt.
6631 * tm.texi (MD_EXEC_PREFIX): Note need to update configure.in too.
6633 * alias.c (find_base_term): Improve handling of addresses
6634 constructed from binary operations.
6636 Sun May 30 14:29:17 1999 Eric Raskin (ehr@listworks.com)
6638 * dgux.h (STARTFILE_SPEC): Fix incorrectly matched curly-braces.
6640 Sun May 30 14:19:13 1999 Jeffrey A Law (law@cygnus.com)
6642 * function.h (cleanup_label, frame_offset): Declare.
6643 (tail_recursion_label, tail_recursion_reentry): Likewise.
6644 (arg_pointer_save_area, rtl_expr_chain): Likewise.
6645 * stmt.c (cleanup_label, frame_offset): Delete extern declarations.
6646 (tail_recursion_label, tail_recursion_reentry): Likewise.
6647 (arg_pointer_save_area, rtl_expr_chain): Likewise.
6649 Sat May 29 19:08:10 1999 Philip Blundell <philb@gnu.org>
6651 * config/arm/aout.h (ASM_OUTPUT_ALIGN): Only define if not already
6653 * config/arm/elf.h (ASM_OUTPUT_ALIGN): Define.
6654 (MAX_OFILE_ALIGNMENT): Define.
6656 Fri May 28 21:40 1999 Robert Lipe <robertlipe@usa.net>
6658 * fixincl.c: Replace local include scheme with #includes of
6659 gansidecl.h and system.h.
6660 * procopen.c: Likewise.
6661 * server.c: Likewise.
6663 Fri May 28 03:47:03 1999 Eric Raskin (ehr@listworks.com)
6665 * i386/t-dgux (EXTRA_PARTS): Add crti.o
6666 (crti.o): Add build rule and dependencies.
6667 * fixinc/fixinc.dgux: Use modified _int_varargs.h
6669 Fri May 28 03:41:02 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
6671 * rs6000/sysv4.h (CC1_SPEC): Add support for -profile
6672 (LIB_LINUX_SPEC): Likewise.
6673 (LIB_LINUX_SPEC): Add support for -pthread
6674 (CPP_OS_LINUX_SPEC): Likewise.
6675 (CPP_SYSV_SPEC): Avoid redefinitions if both -fpic and -fPIC are
6678 Thu May 27 13:04:52 1999 H.J. Lu (hjl@gnu.org)
6680 * i386.c (output_fp_cc0_set): Don't check the JUMP_INSN code for
6682 (notice_update_cc, output_float_compare): Enable TARGET_CMOVE support.
6683 (output_float_compare, output_fp_cc0_set): Fix the FLOAT comparison
6684 for IEEE math and CC_FCOMI.
6685 (put_jump_code): No IEEE if CC_FCOMI is set.
6687 1999-05-27 Andreas Schwab <schwab@issan.cs.uni-dortmund.de>
6689 * fold-const.c (fold_truthop): Make the field reference unsigned
6690 when converting a single bit compare.
6692 Thu May 27 02:40:48 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
6694 * loop.c (strength_reduce): Don't do biv->giv conversion on constants.
6696 Thu May 27 02:09:27 1999 Jeffrey A Law (law@cygnus.com)
6698 * varasm.c (STRIP_NAME_ENCODING): Remove default definition.
6699 * output.h (STRIP_NAME_ENCODING): Strip '*' like the old varasm
6702 * reload.c (push_reload): Do not call remove_address_replacements
6703 when presented with identical optional reloads.
6705 Wed May 26 14:18:05 1999 Richard Henderson <rth@cygnus.com>
6707 * alpha.h (MASK_FIX, TARGET_FIX): New.
6708 (MASK_*): Reorganize constants.
6709 (CPP_AM_FIX_SPEC): New.
6710 (TARGET_SWITCHES): Add FIX.
6711 (EXTRA_SPECS): Likewise.
6712 (CPP_CPU_EV6_SPEC): Use FIX, not CIX.
6713 (SECONDARY_MEMORY_NEEDED): Likewise.
6714 (REGISTER_MOVE_COST): Likewise.
6715 * alpha.c (override_options): Add FIX support. Always use
6716 ALPHA_TP_PROG for ev6.
6717 * alpha.md (sqrt and mov[sd]i patterns): Use FIX, not CIX.
6718 * alpha/elf.h (ASM_FILE_START): Look at FIX too.
6719 * configure.in (target_cpu_default2) [ev6]: Use FIX, not CIX.
6721 Wed May 26 09:53:05 1999 Mark Mitchell <mark@codesourcery.com>
6723 * fold-const.c (fold): STRIP_NOPS when deciding whether or not
6724 something is a candidate for optimize_bit_field_compare.
6726 Wed May 26 09:40:02 1999 Mark Mitchell <mark@codesourcery.com>
6728 * gcc.texi (Passes): Document branch-shortening.
6729 * invoke.texi (Debugging Options): Document the fact that `-dp'
6730 outputs length information for instructions.
6732 Wed May 26 08:49:31 1999 Nick Clifton <nickc@cygnus.com>
6734 * flow.c: Revert previous delta.
6736 Wed May 26 06:05:10 1999 Nick Clifton <nickc@cygnus.com>
6738 * flow.c (insn_dead_p): Check against frame_pointer_rtx not
6739 FRAME_POINTER_REGNUM.
6740 (mark_set_1): Ditto.
6741 (mark_used_regs): Ditto.
6743 Wed May 26 02:19:31 1999 Philip Blundell <pb@nexus.co.uk>
6745 * arm.h (NEED_PLT_GOT): Fix mistake in last change.
6746 (GOT_PCREL): New macro. Define to 1 if not already defined.
6747 * arm/elf.h (GOT_PCREL): Define to 0.
6748 * arm.c (arm_finalize_pic): Take into account the setting of
6751 Tue May 25 14:06:06 1999 Jeffrey A Law (law@cygnus.com)
6753 * output.h (STRIP_NAME_ENCODING): Provide default definition.
6754 * dwarf2out.c (ASM_NAME_TO_STRING): Use STRIP_NAME_ENCODING.
6756 * flow.c (mark_set_1): Do not record BLKmode stores as dead
6757 store elimination candidates.
6759 Tue May 25 08:55:57 1999 Gavin Romig-Koch <gavin@cygnus.com>
6761 * config/mips/mips.h (ASM_OUTPUT_DOUBLE_INT) : Use 'dword' if
6764 Mon May 24 20:30:08 1999 Jim Wilson <wilson@cygnus.com>
6766 * configure.in (rs6000-ibm-aix4.[12]*): Delete use of aix41-gld.h.
6767 Add use of x-aix41-gld.
6769 Mon May 24 16:44:09 1999 Jakub Jelinek <jj@ultra.linux.cz>
6771 * sparc/linux64.h (ASM_OUTPUT_CONSTRUCTOR): Define.
6772 (ASM_OUTPUT_DESTRUCTOR): Define.
6774 Mon May 24 14:35:24 1999 Jeffrey A Law (law@cygnus.com)
6776 * loop.c (strength_reduce): Do not clear NOT_EVERY_ITERATION at the
6777 last CODE_LABEL in a loop if we have previously passed a jump
6778 to the top of the loop.
6780 Mon May 24 07:56:29 1999 Nick Clifton <nickc@cygnus.com>
6782 * config/arm/arm.h (OUTPUT_INT_ADDR_CONST): Fix blunder made when
6783 applying Philip's patch.
6785 Mon May 24 01:02:12 1999 Mark Mitchell <mark@codesourcery.com>
6787 * stmt.c (expand_end_bindings): Ignore any elements of VARS that
6790 Sun May 23 20:31:16 1999 Jeffrey A Law (law@cygnus.com)
6792 * loop.c (strength_reduce): Grow reg_single_usage as needed.
6794 Sun May 23 10:13:20 1999 David O'Brien <obrien@FreeBSD.org>
6796 * i386/freebsd-elf.h (LINK_SPEC): Change -static to -Bstatic.
6797 Also remove a useless comment.
6799 Sun May 23 10:05:23 1999 Jerry Quinn <jquinn@nortelnetworks.com>
6801 * pa.md (negdf2,negsf2): Use fneg instead of fsub on pa 2.0.
6803 Sat May 22 21:02:06 1999 David Edelsohn <edelsohn@gnu.org>
6805 * collect2.c (main): Only generate import or export file and add
6806 to link arguments if non-empty. Use xmalloc not alloca.
6807 (write_{export,import}_file): Delete.
6808 (write_aix_file): New function.
6809 (locatelib): Use xmalloc not malloc.
6810 (GCC_OK_SYMBOL): Do not check type if aix64.
6812 Sat May 22 09:35:51 1999 Philip Blundell <pb@nexus.co.uk>
6814 Based on patch by Scott Bambrough and Pat Beirne:
6815 * config/arm/arm.c (making_const_table): New variable.
6816 * config/arm/arm.h (making_const_table): Declare.
6817 (OUTPUT_INT_ADDR_CONST): Mark symbols as position independent if
6819 * config/arm/arm.md (consttable_4, consttable_8, consttable_end):
6820 Keep track of when we are building the constant table.
6822 Sat May 22 09:34:22 1999 Philip Blundell <pb@nexus.co.uk>
6824 * config/arm/arm.c (arm_override_options): Fix erroneous warning
6827 Sat May 22 09:06:33 1999 Nick Clifton <nickc@cygnus.com>
6829 * config/arm/arm.h (NEED_PLT_GOT): Only define if not already
6832 Sat May 22 07:17:05 1999 Nick Clifton <nickc@cygnus.com>
6834 * tm.texi (FUNCTION_ARG): Correct description of a stack element
6837 Sat May 22 01:27:49 1999 Mark Mitchell <mark@codesourcery.com>
6839 * expr.h (lang_expand_constant): Guard with #ifdef TREE_CODE.
6841 Fri May 21 21:19:02 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
6843 * rs6000.c (output_mi_thunk): Enable full support again.
6845 Fri May 21 20:09:52 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
6847 * sh.h (BRANCH_COST): Define.
6849 Thu May 20 10:00:42 1999 Stephen L Moshier <moshier@world.std.com>
6851 * Makefile.in (GCC_FOR_TARGET): Add -I$(build_tooldir)/include.
6853 Thu May 20 09:58:57 1999 Jan Hubicka <hubicka@freesoft.cz>
6855 * function.c (assign_stack_local): Align stack slot propertly.
6856 (assign_outer_stack_local): Likewise.
6858 Thu May 20 10:38:43 1999 Mark Mitchell <mark@codesourcery.com>
6860 * expr.h (lang_expand_constant): Declare.
6861 * toplev.c (lang_expand_constant): Define it.
6862 * varasm.c (output_constant): Use it.
6864 Thu May 20 11:28:53 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6866 * optabs.c (expand_cmplxdiv_straight, expand_cmplxdiv_wide):
6867 Change function definitions to K&R style.
6869 Thu May 20 08:16:39 1999 Bruce Korb <ddsinc09@ix.netcom.com>
6871 * fixinc/fixincl.c: We must not ignore SIGCLD now.
6873 Thu May 20 07:06:39 1999 Alexandre Oliva <aoliva@acm.org>
6875 * fixinc/Makefile.in(gnu-regex.o): add $(INCLUDES) to compile options
6876 * fixinc/fixincl.c(wait_for_pid): K&R-ify arguments
6877 (several places): omit static initialization
6878 (process): use single fd, since only the read fd is used
6879 * fixinc/gnu-regex.c: define 'const' away, if not supported
6880 * fixinc/procopen.c(several places): omit static initialization
6881 * fixinc/server.c: define 'volitile' away, if not supported
6883 1999-05-20 Andreas Schwab <schwab@issan.cs.uni-dortmund.de>
6885 * config/dbxcoff.h (DBX_OUTPUT_MAIN_SOURCE_FILE_END): Use
6886 asm_fprintf and %L to generate the label name.
6887 * config/dbxelf.h (DBX_OUTPUT_MAIN_SOURCE_FILE_END): Likewise.
6888 (ASM_OUTPUT_SOURCE_LINE): Correct generation of internal labels.
6890 Thu May 20 01:40:55 1999 Jeffrey A Law (law@cygnus.com)
6892 * jump.c (can_reverse_comparison_p): Do not abort if the comparison
6893 insn for a conditional jump can not be found.
6895 Wed May 19 23:58:58 1999 Jeffrey A Law (law@cygnus.com)
6897 * mips.h (ENCODE_SECTION_INFO): Do not perform GP optimizations
6898 on variables in specific sections other than .sbss and .sdata.
6900 Wed May 19 03:56:56 1999 Mark Mitchell <mark@codesourcery.com>
6902 * stmt.c (expand_return): Call start_cleanup_deferral and
6903 end_cleanup_deferral around conditional code.
6905 Wed May 19 08:40:08 1999 Bruce Korb <ddsinc09@ix.netcom.com>
6907 * fixinc/fixincl.tpl: Avoid depending on ANSI C features for
6908 filename lists. Utilizes new "krstr" AutoGen function.
6909 * fixinc/fixincl.x: Rebuilt.
6911 Wed May 19 02:47:11 1999 Jan Hubicka (hubicka@freesoft.cz)
6913 * i386.c (output_float_compare): Avoid GNU-C extensions.
6915 Wed May 19 00:34:40 1999 Jeffrey A Law (law@cygnus.com)
6917 * version.c: Bump to distinguish mainline tree from the
6920 See ChangeLog.1 for earlier changes.
6923 add-log-time-format: current-time-string