1 Sat Sep 4 21:52:32 1999 Richard Henderson <rth@cygnus.com>
3 * haifa-sched.c (schedule_block): Use next_nonnote_insn instead
4 of NEXT_INSN when examining speculative insns for SCHED_GROUP_P.
6 Sat Sep 4 20:40:19 1999 Richard Henderson <rth@cygnus.com>
7 Bernd Schmidt <bernds@cygnus.co.uk>
8 Mark Mitchell <mark@codesourcery.com>
10 * Makefile.in (stor-layout.o): Depend on ggc.h.
11 (expr.o): Depend on ggc.h.
12 (profile.o): Depend on ggc.h.
13 (stor-layout.o): Depend on ggc.h.
14 * emit-rtl.c (init_emit_once): Add gc roots.
15 * expr.c: Include ggc.h.
16 (emit_block_move): Add gc roots.
17 (clear_storage): Likewise.
18 * expr.h (init_stor_layout_once): New function.
19 * profile.c: Include ggc.h.
20 (init_arc_profiler): profiler_label is a root.
21 * scan.c (make_sstring_space): Trust xrealloc to function
22 correctly with first parameter NULL.
23 * stor-layout.c: Include ggc.h.
24 (set_sizetype): Add gc root.
25 (init_stor_layout_once): New function.
26 * toplev.c (compile_file): Call it.
28 Sat Sep 4 19:26:25 1999 Richard Henderson <rth@cygnus.com>
29 Bernd Schmidt <bernds@cygnus.co.uk>
30 Mark Mitchell <mark@codesourcery.com>
32 * Makefile.in (tree.o): Depend on ggc.h.
34 (function.o): Likewise.
38 (emit-rtl.o): Likewise.
39 * emit-rtl.c: Include ggc.h.
40 (sequence_element_free_list): Remove, and all references.
41 (mark_sequence): New functions.
42 (mark_emit_state): New function.
43 * except.c: Include ggc.h.
44 (mark_eh_node, mark_eh_stack, mark_eh_queue): New functions.
45 (mark_tree_label_node): New functions.
46 (mark_eh_state): New function.
47 * function.c: Include ggc.h.
48 (mark_temp_slot, mark_function_chain): New functions.
49 (mark_function_state): New function.
50 (init_function_once): New function.
51 * function.h (init_function_once): New function.
52 * ggc-callbacks.c (lang_mark_false_label_stack): New function.
53 * ggc.h (label_node): Declare.
54 (eh_status, emit_status, stmt_status, varasm_status): Likewise.
55 (lang_mark_false_label_stack): New function.
56 (mark_temp_slot): Remove declaration.
57 (mark_function_chain): Likewise.
58 (mark_eh_state): Adjust prototype.
59 (mark_stmt_state, mark_emit_state, mark_varasm_state, mark_optab):
61 * optabs.c: Include ggc.h.
62 (mark_optab): New function.
63 (init_optabs): Add gc roots.
64 * stmt.c: Include ggc.h.
65 (mark_cond_nesting, mark_loop_nesting): New functions.
66 (mark_block_nesting, mark_case_nesting, mark_goto_fixup): Likewise.
67 (mark_stmt_state): New function.
68 * toplev.c (compile_file): Call init_function_once.
69 * tree.c: Include ggc.h.
70 (type_hash): Move declaration earlier in file.
71 (TYPE_HASH_SIZE, type_hash_table): Likewise.
72 (init_obstacks): Add gc roots.
73 (mark_type_hash): New function.
74 * varasm.c: Include ggc.h.
75 (mark_pool_constant): New function.
76 (mark_varasm_state): New function.
78 Sat Sep 4 22:28:56 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
80 * ggc-simple.c (ggc_root, ggc_collect): Wrap prototype with PROTO.
82 Sat Sep 4 18:01:45 1999 Bernd Schmidt <bernds@cygnus.co.uk>
84 * c-decl.c (struct language_function): Renamed from struct c_function.
86 (c_function_chain): Delete.
87 (push_c_function_context): New arg F. Don't warn about nested
88 functions here. Fill LANGUAGE elt of F. Delete code to update
89 c_function_chain. Don't call push_function_context.
90 (pop_c_function_context): New arg F. Restore from there instead of
91 from c_function_chain. Don't call pop_function_context. Clear out
92 LANGUAGE field of F when done.
93 * c-lang.c: Include "function.h"
94 (lang_init): Initialize save_lang_status and restore_lang_status.
95 * c-parse.in (nested_function, nested_function_notype): Warn about
96 nested functions. Call push_function_context/pop_function_context
97 instead of the _c_ variants.
98 * c-tree.h (push_c_function_context, pop_c_function_context): Update
100 * Makefile.in (c-lang.o): Update dependencies.
102 * emit-rtl.c (init_emit): Use xmalloc to allocate regno_reg_rtx,
103 regno_pointer_flag, regno_pointer_align.
104 (gen_reg_rtx): Use xrealloc to enlarge them.
105 (free_emit_status): New function.
106 * function.c (mark_machine_status, mark_lang_status): New variables.
107 (assign_stack_local_1): Renamed from assign_outer_stack_local. Merge
108 in some bits from assign_stack_local. All callers changed to use new
110 (assign_stack_local): Just call assign_stack_local_1.
111 (free_after_compilation): New function.
112 (put_reg_into_stack): Simplify to always call assign_stack_local_1.
113 (trampoline_address): Likewise.
114 (assign_parms): Use xcalloc/xrealloc to allocate parm_reg_stack_loc.
115 (prepare_function_start): Explicitly clear some more variables.
116 * function.h (struct function): New elt can_garbage_collect.
117 (mark_machine_status, mark_lang_status): Declare variables.
118 (free_after_compilation, free_emit_status, free_varasm_status,
119 init_varasm_status): Declare functions.
120 * toplev.c (rest_of_compilation): Call free_after_compilation when
121 done with the current function.
122 * varasm.c (free_varasm_status): New function.
124 Sat Sep 4 17:15:13 1999 Richard Henderson <rth@cygnus.com>
126 * sparc.h (EXPAND_BUILTIN_VA_START): Define.
127 (EXPAND_BUILTIN_VA_ARG): Define.
128 * sparc.c (sparc_va_start): New.
131 Sun Sep 5 11:11:59 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
133 * config/c4x/c4x.h (DBR_OUTPUT_SEQEND): Use XVECEXP not XEXPs.
135 Sun Sep 5 10:13:19 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
137 * config/c4x/c4x.h (CALLER_SAVE_PROFITABLE): Disable.
139 Sat Sep 4 13:44:01 1999 Mark Mitchell <mark@codesourcery.com>
141 * Makefile.in (C_AND_C_OBJS): Add gcc-callbacks.o.
143 (ggc-callbacks.o): New target.
144 * ggc-callbacks.c: New file.
146 Sat Sep 4 22:53:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
148 * expr.h: Collapse individual optab and libfunc vars to arrays.
149 (optab_index, libfunc_index): New enumerations.
150 (optab_table, libfunc_table): New arrays.
151 Add accessor macros for both.
153 * optabs.c (optab_table, libfunc_table): New.
154 Delete declarations for individual optab and libfunc vars.
156 Sat Sep 4 12:57:17 1999 Richard Henderson <rth@cygnus.com>
158 * i386/sco5.h (RETURN_POPS_ARGS): Name change ix86_return_pops_args.
160 Sat Sep 4 11:19:52 1999 Richard Henderson <rth@cygnus.com>
162 * Makefile.in (GGC, GGC_LIB): New.
163 (HOST_RTL): Include ggc-none.o.
164 (ggc-simple.o): New target.
165 (ggc-none.o): Likewise.
166 * tree.h (tree_common): Add gc_mark.
167 * rtl.h (struct rtx_def): Steal a bit from code to make gc_mark.
168 (struct rtvec_def): Add gc_mark.
169 * emit-rtl.c (global_rtl): Update static initializers to contain
171 * ggc.h, ggc-none.c, ggc-simple.c: New files.
172 * toplev.c (gc_time): New variable.
173 (all_time): New variable.
174 (compile_file): Print gc time.
175 (print_time): Calculate percentage of the whole.
177 Sat Sep 4 13:11:01 1999 Bernd Schmidt <bernds@cygnus.co.uk>
179 Change obstack memory management and varasm constant pool handling so
180 that nested functions are treated like any other functions.
181 * function.c (init_machine_status): New variable.
182 (push_function_context_to): Set contains_functions for the outer
183 function. Don't call save_varasm_status.
184 (pop_function_context_from): Don't call restore_varasm_status. Don't
185 set current_function_contains_functions.
186 (prepare_function_start): Call init_varasm_status rather than
187 init_const_rtx_hash_table. Call (*init_machine_status) if the pointer
189 * function.h (struct function) Add field varasm. Delete fields
190 inline_obstacks, inl_emit, const_rtx_hash_table, first_pool,
191 last_pool, const_rtx_sym_hash_table, pool_offset, const_double_chain.
192 (init_machine_status): Declare.
193 (save_varasm_status, restore_varasm_status): Delete declarations.
194 (save_tree_status, restore_tree_status): Delete last argument.
195 * integrate.c (initialize_for_inline): Lose arg COPY. Delete copying
196 code. All callers changed.
197 (copy_decl_list, copy_decl_tree, copy_decl_rtls, copy_for_inline,
198 save_constants_in_decl_trees, restore_constants, save_constants,
199 save_for_inline_eh_labelmap, save_for_inline_copying): Delete
201 (inlining): New variable.
202 (reg_map, label_map, insn_map, orig_asm_operands_vector,
203 copy_asm_operands_vector, copy_asm_constraints_vector): Delete
205 (save_for_inline_nocopy): Don't save constants.
206 Don't set inl_emit field in current_function.
207 (expand_inline_function): Use emit field, not inl_emit, of the inlined
208 function. Set new variable inlining before
209 calling copy_rtx_and_substitute.
210 (copy_rtx_and_substitute): In MEM and SYMBOL_REF cases, handle
211 constant pool references if inlining is nonzero.
212 Delete ADDRESS and (most of the) CONST cases.
213 (output_inline_function): Save and restore current_function/
214 current_function_decl. Delete restore_constants code. Don't call
215 init_const_rtx_hash_table.
216 * output.h (init_const_rtx_hash_table): Don't declare.
217 * rtl.h (struct function): Declare.
218 (get_pool_constant_for_function, get_pool_mode_for_function): Declare.
219 * toplev.c (rest_of_compilation): Don't treat nested functions or
220 functions containing them specially. Delete all code to deal with
221 save_for_inline_copying.
222 * tree.c (toplev_inline_obstacks, extra_inline_obstacks,
223 inline_obstacks): Delete variables.
224 (save_tree_status): Lose arg CONTEXT. All callers changed.
225 Simply allocate a new function_maybepermanent_obstack for the new
226 function, delete all the special cases.
227 Don't save inline_obstacks.
228 (restore_tree_status): Lose arg CONTEXT. All callers changed.
229 Delete special handling for function_maybepermanent_obstack; simply
231 Don't restore inline_obstacks.
232 (permanent_allocation): Delete code that frees inline_obstacks.
233 (print_inline_obstack_statistics): Delete function.
234 (dump_tree_statistics): Don't call it.
235 * varasm.c (struct varasm_status): New.
236 (const_rtx_hash_table, const_rtx_sym_hash_table, first_pool,
237 last_pool, pool_offset, const_double_chain): Delete global
238 variables, replace with accessor macros.
239 (immed_double_const): Don't walk const_double_chain outside a
240 function, but don't treat nested functions specially anymore.
241 (immed_real_const_1): Likewise.
242 (clear_const_double_mem): Don't treat nested functions specially.
243 (init_const_rtx_hash_table): Deleted, code moved to init_varasm_status.
244 (save_varasm_status, restore_varasm_status): Delete functions.
245 (init_varasm_status): New function.
246 (force_const_mem): Don't treat nested functions specially.
247 (find_pool_constant): Accept new arg F, search for constants in
248 that function's pool rather than the current one. All callers
250 (get_pool_constant_for_function, get_pool_mode_for_function): New
253 * i386.c (init_386_machine_status): New function, mostly from
254 clear_386_stack_locals.
255 (struct machine_functions): Rename element names to avoid name
257 (pic_label_rtx, pic_label_name, i386_stack_locals): New accessor
258 macros, replacing global variables.
259 (clear_386_stack_locals, save_386_machine_status,
260 restore_386_machine_status): Delete functions.
261 (override_options): Initialize init_machine_status.
262 * i386.h (INIT_EXPANDERS): Delete macro.
263 (save_386_machine_status, restore_386_machine_status,
264 clear_386_stack_locals): Delete declarations.
266 Sat Sep 4 16:56:28 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
268 * config/c4x/c4x.md (rptb_init): Renamed from *rptb_init.
269 (doloop_begin): Simplify pattern and use emit_jump_insn.
270 (doloop_end): Simplify pattern, switch operand order,
271 and use emit_jump_insn.
273 Fri Sep 3 19:02:38 1999 Bernd Schmidt <crux@pool.informatik.rwth-aachen.de>
275 * function.h (struct function): Add new element LANGUAGE.
276 (save_lang_status): Declare new variable.
277 (restore_lang_status): Likewise.
278 * function.c (save_lang_status): Define.
279 (restore_lang_status): Likewise.
280 (push_function_context_to): Call language-specific save function.
281 (pop_function_context_from): Call language-specific restore function.
283 Fri Sep 3 01:16:18 1999 Alasdair Baird <alasdair@wildcat.demon.co.uk>
285 * i386.md (movsf_1): Check REG_P before use of REGNO.
288 (extendsfdf2): Likewise.
289 (extendsfxf2): Likewise.
290 (extenddfxf2): Likewise.
292 Sat Sep 4 11:37:15 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
294 * config/c4x/c4x.c (c4x_emit_move_sequence): Do not force large
295 constants into memory.
296 (c4x_shiftable_constant): New function.
297 * config/c4x/c4x.c (LEGITIMATE_CONSTANT_P): Allow any CONST_INT.
298 (c4x_shiftable_constant): Declare.
299 * config/c4x/c4x.md (loadqi_big_constant, loadhi_big_constant,
300 ashlqi3_noclobber): Add new patterns and associated splitters.
302 Fri Sep 3 16:22:17 1999 Richard Henderson <rth@cygnus.com>
304 * dbxout.c (dbxout_init): Use xcalloc instead of xmalloc+bzero.
305 * dwarf2out.c (dwarf2out_frame_init): Likewise.
306 * final.c (shorten_branches): Likewise.
307 * global.c (global_alloc): Likewise.
308 * haifa-sched.c (build_control_flow): Likewise.
309 * stmt.c (check_for_full_enumeration_handling): Likewise.
310 (estimate_case_costs): Likewise.
312 Fri Sep 3 15:49:56 1999 Mark Mitchell <mark@codesourcery.com>
314 * rtl.h (RTL_CHECKC2): Fix typo in last change.
316 Fri Sep 3 15:13:34 1999 Richard Henderson <rth@cygnus.com>
318 * flow.c (propagate_block): Use XEXP not SET_DEST for a USE.
319 (recompute_reg_usage): Likewise.
320 * rtlanal.c (find_regno_fusage): Likewise.
322 * rtl.c (rtl_check_failed_code1): New function.
323 (rtl_check_failed_code2): New.
324 * rtl.h (RTL_CHECK1, RTL_CHECK2, RTVEC_ELT): Parenthesize args.
325 (RTL_CHECKC1, RTL_CHECKC2): New.
326 (XC*): New accessor macros.
327 (NOTE_*, LABEL_NAME, LABEL_NUSES, ADDRESSOF_REGNO): Use them.
328 (ADDRESSOF_DECL, JUMP_LABEL, LABEL_REFS, LABEL_NEXTREF): Likewise.
329 (CONTAINING_INSN, REGNO, INTVAL, SUBREG_REG, SUBREG_WORD): Likewise.
330 (ASM_OPERANDS_*, MEM_ALIAS_SET, SET_SRC, SET_DEST): Likewise.
331 (TRAP_*, RANGE_INFO_*): Likewise.
333 Fri Sep 3 15:10:20 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
335 * Makefile.in (tlink.o): Don't depend on toplev.h.
337 * collect2.c (c_file, o_file, export_file, import_file, ldout,
338 output_file, nm_file_name, ldd_file_name, strip_file_name,
339 c_file_name, prefix_list, libexts, is_ctor_dtor, find_a_file,
340 add_prefix, prefix_from_env, prefix_from_string, do_wait,
341 fork_execute, maybe_unlink, add_to_list,
342 extract_init_priority, write_list, dump_list,
343 dump_prefix_list, write_list_with_asm, write_c_file,
344 write_c_file_stat, write_c_file_glob, scan_prog_file,
345 scan_libraries, is_in_list, resolve_lib_name, use_import_list,
346 ignore_library, extract_string, notice, dump_file, target_machine,
347 collect_wait, collect_execute, libname, locatelib, aix_std_libs,
348 read_file, print_load_command): Constify a char*.
349 (fdopen, error, fatal, fatal_perror): Don't prototype.
350 (my_strerror): Remove. All callers use xstrerror instead.
351 (xcalloc, xmalloc, xrealloc, xstrdup, putenv): Remove definitions.
352 (main): Add prototype. Constify lots of char* ptrs. Change calls
353 to xcalloc/strcpy/strcat/... to one call to concat.
354 (main, scan_prog_file, scan_libraries): Use an intermediate
355 `const char **' to build an argv array.
356 (mapfile, libselect, libcompare, locatelib): Add prototypes.
358 * collect2.h (collect_execute, collect_wait, dump_file,
359 file_exists): Constify a char*.
360 (ldout, c_file_name, temporary_obstack, permanent_obstack,
361 temporary_firstobj, vflag, debug): Add extern declarations.
362 (fancy_abort, error, notice, fatal, fatal_perror): Add prototypes.
364 * tlink.c: Don't include toplev.h.
365 (vflag, debug, ldout, c_file_name, temporary_obstack,
366 permanent_obstack, temporary_firstobj): Don't declare.
367 (tlink_execute, frob_extension, symbol_hash_lookup,
368 file_hash_lookup, demangled_hash_lookup, tlink_init, freadsym,
369 recompile_files, read_repo_files, demangle_new_symbols,
370 scan_linker_output): Constify a char*.
371 (symbol_hash_newfunc, file_hash_newfunc, demangled_hash_newfunc,
372 do_tlink): Mark parameters with ATTRIBUTE_UNUSED.
374 Fri Sep 3 18:09:24 1999 Andrew Haley <aph@cygnus.com>
376 * config/m68k/m68kelf.h: Set USE_GAS; this makes gcc generate jbsr
377 (relative) rather than jsr (absolute) subroutine call insns.
378 * config/m68k/m68k-coff.h: Ditto.
380 Fri Sep 3 17:24:31 1999 Richard Earnshaw <rearnsha@arm.com>
382 * arm.c (note_invalid_constants): No need to ignore ASMs, we can
383 now rework these too.
384 (arm_reorg): If an insn can't reach the end of the current pool,
385 ensure that we emit that pool before the insn.
387 Fri Sep 3 09:14:32 1999 Marc Espie <espie@tetto.liafa.jussieu.fr>
389 * tlink.c (scan_linker_output): Skip the initial underscore in
390 a mangled name if appropriate.
392 Fri Sep 3 01:28:33 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
394 * objc/objc-act.c (objc_tree_code_type, objc_tree_code_length,
395 objc_tree_code_name, synth_id_with_class_suffix, warn_with_method,
396 error_with_ivar, gen_declarator, create_builtin_decl,
397 my_build_string, generate_descriptor_table, generate_ivars_list,
398 generate_dispatch_table, check_protocols, TAG_GETCLASS,
399 TAG_GETMETACLASS, TAG_MSGSEND, TAG_MSGSENDSUPER, TAG_EXECCLASS,
400 dump_base_name, lang_decode_option, build_encode_expr,
401 start_class, finish_class, encode_pointer, really_start_method,
402 gen_declaration, dump_interface, handle_class_ref, handle_impent):
404 (objc_demangle, objc_printable_name, generate_struct_by_value_array):
405 Add static prototypes.
406 (build_objc_string_decl, build_selector_reference_decl,
407 encode_bitfield, build_class_reference_decl): Remove unused
408 parameter, all callers changed.
409 (maybe_objc_method_name): Mark with ATTRIBUTE_UNUSED.
410 (objc_printable_name): Likewise. Change second parameter to type int.
411 (init_objc): Use memcpy, not bcopy, to avoid casts.
413 Thu Sep 2 21:49:52 1999 Richard Henderson <rth@cygnus.com>
415 * reload1.c (eliminate_regs_in_insn): Avoid eliminating the
416 reg notes on a deleted insn.
417 * gcse.c (hash_expr_1): Use XWINT on a CONST_DOUBLE.
419 Thu Sep 2 20:18:12 1999 Jeffrey A Law (law@cygnus.com)
421 * i386.c (ix86_attr_length_default): Handle TYPE_FXCH.
423 Thu Sep 2 22:00:08 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
425 * stmt.c (expand_asm_operands): Fix index into inout_mode when
428 Thu Sep 2 13:00:48 1999 Richard Henderson <rth@cygnus.com>
430 * stmt.c (expand_asm_operands): Invoke MD_ASM_CLOBBERS if present.
431 * tm.texi (MD_ASM_CLOBBERS): Document it.
433 Thu Sep 2 10:22:40 1999 Richard Henderson <rth@cygnus.com>
435 * dwarf2out.c (dwarf2out_line): Constify `lastfile'.
436 * except.c (expand_rethrow): Remove unused variable.
437 * expr.c (do_jump_by_parts_greater_rtx): Likewise.
438 * flow.c (replace_insns): Likewise.
439 (create_edge_list, verify_edge_list): Likewise.
440 * gcse.c (cprop_cc0_jump): Protect declaration with HAVE_cc0.
442 * genemit.c (gen_expand): Only emit `operands[N]' decl if there
443 is special code to run.
444 (main): Don't define operands to emit_operand.
445 * genrecog.c (main): Don't emit an empty peephole2_insn function.
447 * rtl.h (NOTE_BASIC_BLOCK): Use X0BBDEF.
449 * alpha/alpha.h (normal_memory_operand): Declare.
450 (reg_no_subreg_operand): Declare.
451 * alpha/elf.h (ASM_DECLARE_OBJECT_NAME): Use HOST_WIDE_INT_PRINT_DEC.
453 Thu Sep 2 10:19:20 1999 Richard Henderson <rth@cygnus.com>
455 * c-parse.in (compstmt_primary_start): New, broken out of first
456 part of compstmt handling in primary.
457 (primary): Use it. Add an error clause.
458 (compstmt_nostart): Renamed from compstmt; remove all
459 initial invocations of compstmt_start.
462 Thu Sep 2 01:35:50 1999 Marc Espie <espie@cvs.openbsd.org>
464 * protoize.c (gen_aux_info_file): Let pexecute call choose_temp_base if
467 Thu Sep 2 00:43:59 1999 Finn Hakansson <finn@axis.com>
469 * combine.c (simplify_shift_const): Remove extra semicolon.
470 * dwarf2out.c (remove_AT): Likewise.
471 * expmed.c (expand_mult): Likewise.
472 * gcov.c (create_program_flow_graph): Likewise.
473 * reorg.c (mostly_true_jump): Likewise.
475 Thu Sep 2 00:06:43 1999 Jeffrey A Law (law@cygnus.com)
477 * fold-const.c (fold_range_test): Do not try to fold the range
478 test if the rhs or lhs has side effects.
480 * combine.c (simplify_rtx): Recognize another case of a synthesized
483 * varasm.c (mark_constant_pool): When marking indirect references,
484 only look at SYMBOL_REFs.
486 * except.c (expand_fixup_region_end): Do not peek at
487 INSN_UID (node->entry->outer_context) for flag_new_exceptions.
489 Thu Sep 2 13:52:53 1999 Geoffrey Keating <geoffk@cygnus.com>
491 * flags.h: New variables align_loops, align_loops_log,
492 align_jumps, align_jumps_log, align_labels, align_labels_log,
493 align_functions, align_functions_log.
494 * toplev.c: Define them.
495 (f_options): Handle -falign-* when they have no argument.
496 (main): Add logic to set variables for -falign-functions,
497 -falign-jumps, -falign-labels, -falign-loops.
498 Make it -fsched-verbose=<n> and -finline-limit=<n>.
499 (display_help): Change help to match options.
500 * final.c (LABEL_ALIGN): Default to align_labels_log.
501 (LABEL_ALIGN_MAX_SKIP): Default to align_labels-1.
502 (LOOP_ALIGN): Default to align_loops_log.
503 (LOOP_ALIGN_MAX_SKIP): Default to align_loops-1.
504 (LABEL_ALIGN_AFTER_BARRIER): Default to align_jumps_log.
505 (LABEL_ALIGN_AFTER_BARRIER_MAX_SKIP): Default to align_jumps-1.
506 * varasm.c (assemble_start_function): Handle align_functions.
508 * config/sparc/sparc.h: Don't declare sparc_align_*.
509 Don't provide LABEL_ALIGN_AFTER_BARRIER or LOOP_ALIGN.
510 (DEFAULT_SPARC_ALIGN_FUNCS): Delete; take functionality into
512 (FUNCTION_BOUNDARY): Fix incorrect use---it's not just a request,
514 * config/sparc/sparc.c: Delete sparc_align_loops,
515 sparc_align_jumps, sparc_align_funcs and the corresponding string
517 (sparc_override_options): Default align_functions on ultrasparc.
518 Delete -malign-* handling.
520 * config/mips/mips.c (override_options): On 64-bit targets,
521 try to align code to 64-bit boundaries.
522 (print_operand): New substitution, %~,
523 which aligns labels to align_labels_log.
524 * config/mips/mips.md (div_trap_normal): Use %~.
525 (div_trap_mips16): Likewise.
530 (ashldi3_internal): Likewise.
531 (ashrdi3_internal): Likewise.
532 (lshrdi3_internal): Likewise.
533 (casesi_internal): Likewise.
535 Wed Sep 1 21:13:48 1999 Richard Henderson <rth@cygnus.com>
537 Merge new ia32 backend from the branch!
539 * i386.h, i386.c, i386.md, reg-stack.c, i386/unix.h: Many changes.
540 See ChangeLog.P2 on new_ia32_branch for details.
542 * rtl.h (stack_regs_mentioned_p): Delete prototype.
543 * i386/cygwin.h (SUBTARGET_PROLOGUE): No more do_rtl.
544 * i386/win32.h (SUBTARGET_PROLOGUE): Likewise.
545 * i386/gas.h (ASM_FILE_START): Define.
546 * i386/winnt.c (i386_pe_valid_decl_attribute_p): Update
547 for name change of ix86_valid_decl_attribute_p.
548 (i386_pe_valid_type_attribute_p): Similarly.
550 Wed Sep 1 18:21:23 1999 Richard Henderson <rth@cygnus.com>
552 * emit-rtl.c (init_emit_once): Don't use GET_MODE_WIDER_MODE
553 to step through CC modes.
555 Wed Sep 1 20:18:06 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
557 * regmove.c (fixup_match_1): Don't move INSN in front of P if
558 it would end up in the shadow of a live flags regsiter.
560 Wed Sep 1 11:32:00 1999 Bernd Schmidt <bernds@cygnus.co.uk>
562 * reload1.c: Fix many indentation problems.
563 * reload.c: Likewise.
565 Tue Aug 31 22:08:03 1999 Marc Espie <espie@cvs.openbsd.org>
567 * alias.c (non_local_reference_p): Constify fmt.
569 Tue Aug 31 23:19:35 1999 Michael Meissner <meissner@cygnus.com>
571 * config/i386/xm-cygwin.h (HAVE_DOS_BASED_FILE_SYSTEM): Define.
573 Tue Aug 31 16:44:52 1999 Jeffrey A Law (law@cygnus.com)
575 * cse.c (delete_trivially_dead_insns): Do not delete stores to
576 the internal_arg_pointer.
578 Tue Aug 31 13:35:42 1999 Richard Henderson <rth@cygnus.com>
580 Merge peephole2 from new_ia32_branch:
581 * Makefile.in (STAGESTUFF): Add *.peephole2.
582 (mostlyclean): Likewise.
583 (recog.o): Depend on resource.h.
585 * final.c (peephole): Conditionalize decl on HAVE_peephole.
586 (final_scan_insn): Likewise for the invocation of peephole.
587 * genconfig.c (main): Look for peephole and peephole2 patterns.
588 Emit HAVE_peephole* accordingly.
589 * genpeep.c (main): Conditionalize entire output on HAVE_peephole.
590 * flags.h (flag_peephole2): Declare.
591 * toplev.c: New pass peephole2. New flag -fpeephole2.
593 * genattrtab.c (main): Count DEFINE_PEEPHOLE2.
594 * gencodes.c (main): Likewise.
595 * genextract.c (main): Likewise.
596 * genoutput.c (main): Likewise.
597 * genemit.c (max_operand_1): Look for the max scratch operand.
598 (gen_rtx_scratch): New.
599 (gen_exp): Use it, and pass on new arg subroutine_type.
600 (gen_expand): Take max scratch into account.
601 (gen_split): Emit peephole2 functions.
602 (output_peephole2_scratch): New.
603 (main): Include hard-reg-set.h and resource.h. Handle peephole2.
604 * genrecog.c (routine_type): Add PEEPHOLE2.
606 (make_insn_sequence): Match outer parallel for peep2. Discard
607 top level scratches and dups.
608 (add_to_sequence): New args insn_type and top. Update all callers.
609 Handle toplevel peep2 matching insns.
610 (write_subroutine): Handle peep2.
611 (write_tree_1): Likewise.
612 (write_tree): Likewise.
614 (change_state): New arg afterward. Update all callers.
615 Handle matching separate insns.
616 * recog.c (recog_next_insn): New.
617 (peephole2_optimize): New.
618 * rtl.def (DEFINE_PEEPHOLE2): New.
619 * resource.c (find_free_register): New argument last_insn. Use it
620 to find a register available through the entire span.
621 * resource.h (find_free_register): Update prototype.
623 Tue Aug 31 11:51:06 1999 Jim Kingdon <http://developer.redhat.com>
625 * i386.c (output_strlen_unroll): Don't write xops[7]
626 label if it wasn't set.
628 1999-08-31 12:44 -0700 Zack Weinberg <zack@bitmover.com>
630 * cpplib.c (struct directive): Const-ify name pointer and
631 function pointer prototype.
632 (validate_else, do_define, do_line, do_include, do_undef,
633 do_error, do_pragma, do_ident, do_if, do_xifdef, do_else,
634 do_elif, do_endif, do_sccs, do_assert, do_unassert,
635 do_warning): Const-ify second arg.
636 (directive_table): Mark const. Reorder entries by frequency
637 of usage, record statistics.
639 1999-08-31 12:20 -0700 Zack Weinberg <zack@bitmover.com>
641 * rtl.h (RTL_CHECK1, RTL_CHECK2): New macros which type- and
642 bounds- check RTL accesses if --enable-checking.
643 (RTVEC_ELT): Bounds check if --enable-checking.
644 (XWINT, XINT, XSTR, XEXP, XVEC, XMODE, XBITMAP, XTREE,
645 XBBDEF): Use RTL_CHECK1/RTL_CHECK2 as appropriate.
646 (XVECEXP, XVECLEN): Define in terms of XVEC, RTVEC_ELT, and
648 (X0WINT, X0INT, X0STR, X0EXP, X0VEC, X0MODE, X0BITMAP, X0TREE,
649 X0BBDEF, X0ADVFLAGS): New macros for accessing '0' slots of RTXes.
651 (ADDR_DIFF_VEC_FLAGS): Use X0ADVFLAGS.
652 (NOTE_SOURCE_FILE): Use X0STR.
653 (NOTE_BLOCK_NUMBER, NOTE_EH_HANDLER, LABEL_NUSES,
654 MEM_ALIAS_SET): Use X0INT.
655 (NOTE_RANGE_INFO, NOTE_LIVE_INFO, NOTE_BASIC_BLOCK,
656 JUMP_LABEL, LABEL_REFS, LABEL_NEXTREF, CONTAINING_INSN):
658 * real.h (CONST_DOUBLE_CHAIN): Use X0EXP.
659 * rtl.c (copy_rtx, copy_most_rtx): Copy '0' slots with X0WINT.
660 (rtl_check_failed_bounds, rtl_check_failed_type1,
661 rtl_check_failed_type2, rtvec_check_failed_bounds): New
663 (fancy_abort): Fix comment.
665 * cse.c (canon_hash): Read CONST_DOUBLE data slots with XWINT.
666 (cse_insn): Decrement LABEL_NUSES for jump target before
668 * emit-rtl.c (gen_rtx_CONST_DOUBLE): Use X0EXP for slot 1.
669 * final.c (alter_subreg): Compute regno before changing x to
670 REG; set REGNO(x) after changing it.
671 * flow.c (count_basic_blocks): Use XWINT to inspect EH_REGION
672 notes containing CONST_INTs.
673 (delete_eh_regions): Use NOTE_EH_HANDLER.
674 * function.c (put_reg_into_stack): Make reg a MEM before
676 (fixup_var_refs_insns): Save REG_NOTES (insn) in case we
678 (gen_mem_addressof): Make reg a MEM before initializing it.
679 * integrate.c (copy_rtx_and_substitute): Copy '0' slots with
681 * local-alloc.c (update_equiv_regs): Zap REG_NOTES before
682 deleting an insn, not after.
683 (block_alloc): Only look at PATTERN(insn) if we have to, and
684 only if it's format class 'i'.
685 * loop.c (check_dbra_loop): Check bl->biv->add_val is a
686 CONST_INT before using its INTVAL.
687 * print-rtl.c (print_rtx): Use X0STR.
688 * regmove.c (fixup_match_1): Don't look at PATTERN of
689 non-class-'i' insn chain elements.
690 * reload.c (loc_mentioned_in_p): Take address of
691 in->fld[1].rtx directly.
692 * reload1.c (reload): Change reg to a MEM before initializing
694 * varasm.c (mark_constant_pool): Skip CONST_DOUBLES, which
696 * config/i386/i386.md (decrement_and_branch_if_zero): Fix typo.
698 Fri Aug 20 13:43:41 1999 Andrew Haley <aph@cygnus.com>
700 * config/mips/mips.c (machine_dependent_reorg): Force a
701 barrier to output the local constant pool if a barrier hasn't
702 been found at a natural point in the instruction stream.
704 Mon Aug 30 22:04:36 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
706 * c-parse.in (language_string): Constify.
708 * dwarf2out.c (language_string): Remove declaration.
710 * dwarfout.c (language_string): Likewise.
712 * toplev.c (language_string, init_parse, finish_parse): Likewise.
714 * tree.h (language_string, init_parse, finish_parse): Declare.
716 * i386/sun386.h (language_string): Remove declaration.
718 * mips.h (language_string): Likewise.
720 * nextstep.h (language_string): Likewise.
722 * nextstep21.h (language_string): Likewise.
724 * rs6000.c (language_string): Likewise.
726 Mon Aug 30 20:56:08 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
728 * Makefile.in (OBJS, PROTO_OBJS): Remove getpwd.o.
729 (getpwd.o): Remove target.
731 * getpwd.c: Delete file. Its in libiberty now.
733 * dbxout.c (getpwd): Don't prototype.
734 * dwarf2out.c (getpwd): Likewise
735 * dwarfout.c (getpwd): Likewise
736 * final.c (getpwd): Likewise.
737 * protoize.c (getpwd): Likewise.
739 Mon Aug 30 20:21:34 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
741 * cse.c: (fold_rtx): Cast to HOST_WIDE_INT in left shift.
743 Mon Aug 30 16:07:49 1999 Richard Henderson <rth@cygnus.com>
745 * flow.c (new_insn_dead_notes): Use sets_reg_or_subreg not
748 Mon Aug 30 12:23:53 1999 Jim Wilson <wilson@cygnus.com>
750 * fixinc/Makefile.in (subdir): New.
751 (fixincl.x, inclhack.sh, fixincl.sh): Use cp instead of $(CP).
754 Mon Aug 30 01:02:09 1999 Jeffrey A Law (law@cygnus.com)
756 * emit-rtl.c (copy_rtx_if_shared): A MEM which references
757 virtual_stack_vars_rtx or virtual_incoming_args_rtx can not
760 * invoke.texi: Fix typo.
762 * dwarf2out.c (mem_loc_descriptor): New argument MODE. All callers
763 changed. Handle autoincrement addressing modes.
765 * integrate.c (copy_rtx_and_substitute): Handle internal_arg_pointer
766 just like we would the virtual incoming args register when
769 Sun Aug 29 23:17:54 1999 David Edelsohn <edelsohn@gnu.org>
771 * rs6000.h (ASM_FILE_START): Specify complete filename, including
772 path, in .file directive.
774 Sun Aug 29 05:06:43 1999 Russ Allbery <rra@stanford.edu>
776 * gcc.texi (External Bugs): Remove obsolete note about Perl on
779 1999-08-29 08:38 -0700 Zack Weinberg <zack@bitmover.com>
781 * stdbool.h: Make the typedef name _Bool, with bool a #defined
784 Sun Aug 29 09:36:50 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
786 * tree.c (tree_code_name): Constify a char*.
788 * tree.h (tree_code_name, decl_printable_name): Likewise.
790 * function.h (struct function): Likewise.
792 * toplev.c (decl_name, decl_printable_name): Likewise.
794 * vax/vms.h (MAYBE_VMS_FUNCTION_PROLOGUE): Likewise.
796 * objc/objc-act.c (decl_printable_name): Remove redundant prototype.
797 (init_objc): Remove function pointer cast.
799 Sun Aug 29 05:01:17 1999 John David Anglin <dave@hiauly1.hia.nrc.ca>
801 * pa.md (interspace_jump): New pattern.
802 (builtin_longjmp): New expander.
804 1999-08-29 Bernd Schmidt <bernds@cygnus.co.uk>
806 * fp-bit.c (add, sub, multiply, divide, compare, _eq_f2, _ne_f2,
807 _gt_f2, _ge_f2, _lt_f2, _le_f2, float_to_si, float_to_usi, negate,
808 sf_to_df, df_to_sf): Fix potential problem with alias analysis.
810 Sun Aug 29 04:30:52 1999 John Wehle (john@feith.com)
812 * jump.c (delete_prior_computation): Also check calls
813 to constant functions. Don't bother checking for a
814 REG_UNUSED note before adding it.
815 (delete_computation): Handle multi-word hard registers
816 when synthesizing missing REG_DEAD notes for a register
817 which is both set and used by an insn.
819 1999-08-29 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
821 * loop.c (this_loop_info): New variable.
822 (loop_has_call, loop_has_volatile, loop_has_tablejump,
823 loop_continue, loops_enclosed): Replace with fields in this_loop_info.
825 (prescan_loop, strength_reduce): New argument loop_info. All callers
827 (scan_loop): New variable loop_info, initialise to address of
829 (prescan_loop): Set loop_info->vtop if find NOTE_INSN_LOOP_VTOP.
830 Delete variable loop_has_multiple_exit targets and replace with
831 field in this_loop_info.
832 (find_and_verify_loops): Rename this_loop to this_loop_num.
833 (strength_reduce): Delete loop_iteration_info. Replace variable
834 loop_info with function argument of same name.
835 (insert_bct): Rework test for loop being completely unrolled.
837 * loop.h (struct loop_info): New fields num, loops_enclosed,
838 has_call, has_volatile, has_tablejump, has_multiple_exit_targets,
839 has_indirect_jump, and cont. Redefine use of unroll_number.
840 (loop_unroll_number): Delete.
842 * unroll.c (unroll_loop): Store loop unroll count in unroll_number
844 (loop_iterations): Delete variable vtop and instead use
845 loop_info->vtop computed in prescan_loop.
847 Sun Aug 29 03:27:23 1999 Scott Weikart <scott@igc.apc.org>
849 * fix-header.c (main): Do not pass a null pointer to strcmp.
851 Sun Aug 29 03:18:48 1999 William Bader (william@nscs.fast.net)
853 * configure.in (i[34567]86-*-sco3.2v4*): Target does not truncate
855 * configure: Rebuilt.
857 Sat Aug 28 19:36:05 1999 Jeffrey A Law (law@cygnus.com)
859 * jump.c (jump_optimize_1): Do not delete assignments to
860 internal_arg_pointer.
861 * cse.c (delete_trivially_dead_insns): Always consider a set of
862 the internal_arg_pointer live.
864 Sat Aug 28 16:24:31 1999 Richard Henderson <rth@cygnus.com>
866 * flow.c (flow_delete_insn_chain): Rename from delete_insn_chain.
867 (update_life_info) [REG_WAS_0]: Search the original insns rather
868 than the new insns for the note. Fix typos finding note_dest.
869 If no dest found, discard the note rather than abort.
870 [REG_NOALIAS]: Handle as REG_NO_CONFLICT.
871 (replace_insns): Remove the old insn list after update_life_info
874 Sat Aug 28 16:20:12 1999 Richard Henderson <rth@cygnus.com>
876 * haifa-sched.c (sched_analyze): Clear LOG_LINKS before calling
878 (sched_analyze_1): Let add_dependence care for not adding dups.
879 (sched_analyze_2): Likewise.
880 (add_branch_dependences): Likewise.
882 Sat Aug 28 15:58:16 1999 Mumit Khan <khan@xraylith.wisc.edu>
884 * i386/winnt.c (export_list): New type.
885 (exports_head): Rename to
887 (i386_pe_record_exported_symbol): Add is_data flag.
888 (i386_pe_asm_file_end): Emit directive for exported variables.
889 * i386/cygwin.h (i386_pe_record_exported_symbol): Update
891 * i386/cygwin.h (ASM_OUTPUT_COMMON): Specify symbol type.
892 (ASM_DECLARE_OBJECT_NAME): Likewise.
893 (ASM_DECLARE_FUNCTION_NAME): Likewise.
894 * i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
896 Fri Aug 27 15:35:24 1999 Jeffrey A Law (law@cygnus.com)
898 * cse.c (fold_rtx): Work around bug in Sun V5.0 compilers.
900 * pa.c (emit_move_sequence): Do not stop on SUBREG_WORD of an
903 Fri Aug 27 14:01:19 1999 Marc Espie <espie@cvs.openbsd.org>
905 * config/openbsd.h: Define SET_ASM_OP.
906 * tm.texi: cross-reference SET_ASM_OP in the index.
908 1999-08-27 13:27 -0700 Zack Weinberg <zack@bitmover.com>
910 * rtl.c: Define CONST_DOUBLE_FORMAT to the appropriate format
911 for a CONST_DOUBLE, at compile time. Initialize rtx_length
912 and class_narrowest_mode at compile time. Kill init_rtl.
913 Mark rtx_length, mode_class, mode_size, mode_unit_size,
914 mode_wider_mode, mode_mask_array, class_narrowest_mode, and
915 rtx_format as const. Kill all references to EXTRA_CC_MODES or
917 * rtl.def (CONST_DOUBLE): Use CONST_DOUBLE_FORMAT macro for
919 * rtl.h: Declare rtx_length and rtx_format as const.
920 * machmode.def: Define CC(). Use CC() to define CCmode. If
921 EXTRA_CC_MODES is defined, expand it here.
922 * machmode.h: Declare mode_class, mode_size, mode_unit_size,
923 mode_wider_mode, mode_mask_array, and class_narrowest_mode as
924 const. Kill all references to EXTRA_CC_MODES.
926 * toplev.c: Don't prototype or call init_rtl.
927 * optabs.c: Don't call init_mov_optab.
928 * genemit.c: Don't generate init_mov_optab. Don't call
930 * gengenrtl.c: Duplicate calculation of CONST_DOUBLE_FORMAT
932 * genattr.c, genattrtab.c, gencodes.c, genconfig.c,
933 genextract.c, genflags.c, genopinit.c, genoutput.c, genpeep.c,
934 genrecog.c: Don't call init_rtl.
936 * arc.h, arm.h, c4x.h, i386.h, i960.h, m88k.h, pa.h, pdp11.h,
937 rs6000.h, sparc.h: Don't define EXTRA_CC_NAMES. Use CC() in
938 definition of EXTRA_CC_MODES.
940 * md.texi: Kill ref to EXTRA_CC_NAMES.
941 * tm.texi: Document new way to define EXTRA_CC_MODES.
943 * genrecog.c: Do not look up the name of a define_split.
946 Fri Aug 27 17:03:42 1999 Nick Clifton <nickc@cygnus.com>
948 * config/v850/v850.md: Fix typo introduced by previous delta.
950 Fri Aug 27 09:48:59 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
952 * gcc.c (fatal): Make definition static to match prototype.
954 Fri Aug 27 10:33:35 1999 Bernd Schmidt <bernds@cygnus.co.uk>
956 * combine.c (get_last_value): Don't look for earlier sets if the last
957 known set is somewhere in between the insns being combined.
959 Fri Aug 27 10:03:12 BST 1999 Nathan Sidwell <nathan@acm.org>
961 * configure.in: Don't use shell ! to negate exit codes
962 * configure: Regenerate
964 Fri Aug 27 09:36:17 1999 Andreas Schwab <schwab@suse.de>
966 * function.c (assign_stack_temp_for_type): Fix change of Mar 5 for
967 the fact that ALIGN is measured in bits, not bytes.
969 1999-08-27 00:27 -0700 Zack Weinberg <zack@bitmover.com>
971 * errors.c: New file; defines functions error, warning, and
972 fatal, variables have_error and progname.
973 * errors.h: New file; prototypes and decls for stuff in errors.c.
975 * Makefile: Add rules to build errors.o and
976 $(HOST_PREFIX)errors.o. Link genconfig, gencodes, genemit,
977 genopinit, genrecog, genextract, genpeep, genattr, and
978 genoutput with errors.o. Add errors.h to deps of genconfig.o,
979 gencodes.o, genemit.o, genopinit.o, genrecog.o, genextract.o,
980 genpeep.o, genattr.o, and genoutput.o.
982 * genconfig.c, gencodes.c, genemit.c, genopinit.c, genrecog.c,
983 genextract.c, genpeep.c, genattr.c: Include errors.h. Don't
984 define or prototype fatal. Set progname at beginning of main.
985 * genoutput.c: Likewise, and don't define or prototype error
988 * c-typeck.c (c_expand_start_case): Return immediately if exp
990 * fold-const.c (operand_equal_p): Return immediately if arg1
991 or arg0 are ERROR_MARKs.
992 * stor-layout.c (layout_type [case RECORD_TYPE]): Ignore
993 fields of type ERROR_MARK when calculating if the record can
996 Fri Aug 27 01:03:48 1999 Jim Kingdon <http://developer.redhat.com>
997 with much help from Jeffrey A Law and Richard Henderson
999 * i386.md: In the 6 insns which call output_fix_trunc,
1000 earlyclobber operands[0].
1002 Fri Aug 27 01:01:51 1999 Philip Blundell <pb@nexus.co.uk>
1004 * jump.c (duplicate_loop_exit_test): Call reg_scan_update after
1005 creating new registers.
1007 1999-08-26 23:09 -0700 Zack Weinberg <zack@bitmover.com>
1009 * i386.h: Declare ix86_cpu_string, ix86_arch_string,
1010 i386_reg_alloc_order, i386_regparm_string,
1011 i386_align_loops_string, i386_align_jumps_string,
1012 i386_align_funcs_string, i386_preferred_stack_boundary_string,
1013 and i386_branch_cost_string as type "const char *".
1014 * i386.c: Define all above strings as type "const char *".
1016 Thu Aug 26 20:36:30 1999 Jim Wilson <wilson@cygnus.com>
1018 * dwarf2out.c (output_aranges): Check DWARF_OFFSET_SIZE not PTR_SIZE
1019 when emitting alignment padding. Emit padding byte of 0 instead of 4.
1021 Thu Aug 26 18:11:20 1999 Mark Mitchell <mark@codesourcery.com>
1023 * tree.c (array_type_nelts): Don't create RTL_EXPRs from
1024 SAVE_EXPRs unless the SAVE_EXPRs have already been expanded.
1026 Thu Aug 26 19:33:23 1999 Jim Wilson <wilson@cygnus.com>
1028 * dwarf2out.c (DWARF2_ASM_LINE_DEBUG_INFO): Add default definition.
1029 (debug_dwarf): Add DWARF2_ASM_LINE_DEBUG_INFO support.
1030 (dwarf2out_line, dwarf2out_finish): Likewise.
1031 * tm.texi (DWARF2_ASM_LINE_DEBUG_INFO): Add documetation.
1033 Thu Aug 26 16:10:56 1999 Gavin Romig-Koch <gavin@cygnus.com>
1035 * tree.c (lang_unsave_expr_now) : Correct return type.
1036 * tree.h (lang_unsave_expr_now) : Same.
1038 Thu Aug 26 13:12:29 1999 Jeffrey A Law (law@cygnus.com)
1040 * pa.c (cint_ok_for_move): Use CONST_INT_OK_FOR_LETTER_P macros
1041 instead of duplicating code.
1043 Thu Aug 26 18:32:32 1999 Bernd Schmidt <bernds@cygnus.co.uk>
1045 * gcse.c (hash_scan_insn): Don't scan obvious no-ops.
1047 1999-08-26 09:42 -0700 Zack Weinberg <zack@bitmover.com>
1049 * tree.h: fancy_abort always takes three args.
1050 * resource.c: Move include of system.h before toplev.h.
1052 Thu Aug 26 09:46:16 1999 Nick Clifton <nickc@cygnus.com>
1054 * dwarf2out.c (mem_loc_descriptor): Accept LABEL_REFs as well
1057 1999-08-25 22:10 -0700 Zack Weinberg <zack@bitmover.com>
1059 * system.h: Don't redefine abort or trim_filename.
1060 * rtl.h: Define abort to fancy_abort (__FILE__, __LINE__, 0)
1061 or fancy_abort (__FILE__, __LINE__, __FUNCTION__) depending on
1062 whether or not __FUNCTION__ is available.
1063 * tree.h: Duplicate rtl.h's definition of abort, for files
1064 that don't include rtl.h. Delete all code to perform type
1065 checking with a compiler other than GCC.
1066 * varray.h: Delete all code to perform type checking with a
1067 compiler other than GCC. Make VARRAY_CHECK() always evaluate
1068 its arguments exactly once, using a statement expression.
1069 Adjust the VARRAY_<type> accessor macros to match.
1070 * toplev.h (fatal_insn, fatal_insn_not_found): Kill.
1071 (_fatal_insn, _fatal_insn_not_found): New fns, take info on
1072 caller's location. Define fatal_insn and fatal_insn_not_found
1073 as macros that use _fatal_insn and _fatal_insn_not_found.
1074 (fancy_abort, trim_filename): Kill prototypes.
1076 * rtl.c (trim_filename): Move here from toplev.c.
1077 (fancy_abort): New function.
1078 (DIR_SEPARATOR): Provide default definition.
1079 * tree.c (tree_check_failed, tree_class_check_failed): Go
1080 through fancy_abort.
1081 (tree_check, tree_class_check, cst_or_constructor_check,
1082 expr_check): Delete.
1083 * varray.c (varray_check_failed): New function.
1084 * toplev.c (fatal_insn, fatal_insn_not_found): Replace with
1085 _fatal_insn and _fatal_insn_not_found. Go through
1087 (trim_filename, fancy_abort): Delete.
1089 * builtins.c (expand_builtin_args_info): Report ICE with abort.
1090 * except.c (start_catch_handler): Report ICE with error/abort
1092 * final.c (output_operand_lossage): Likewise.
1093 * flow.c (verify_flow_info): Likewise.
1095 * gcc.c: Prototype fatal.
1096 * gengenrtl.c: Undef abort after including rtl.h not system.h.
1097 * genattr.c, genattrtab.c, genemit.c, genextract.c,
1098 genflags.c, genopinit.c, genoutput.c, genpeep.c, genrecog.c:
1099 Don't define fancy_abort.
1101 Wed Aug 25 17:56:59 1999 Richard Henderson <rth@cygnus.com>
1103 * optabs.c (emit_cmp_and_jump_insns): Be more thorough in
1106 Wed Aug 25 15:35:55 1999 Richard Henderson <rth@cygnus.com>
1108 * m88k.h (VERSION_INFO2): Kill.
1109 (VERSION_STRING): Kill.
1111 (VERSION_INFO1): Tidy.
1112 (TARGET_VERSION): Update.
1113 * m88k/dgux.h (VERSION_INFO2): Kill.
1114 (ASM_FIRST_LINE): Adjust for death of VERSION_STRING.
1115 * m88k/luna.h (VERSION_INFO1): Tidy.
1116 * m88k/sysv4.h (VERSION_INFO1): Likewise.
1117 * m88k.c (out_rcs_id, tm_rcs_id): Kill.
1118 (output_file_start): Adjust for death of VERSION_STRING.
1120 1999-08-25 13:51 -0700 Jim Meyering <meyering@ascend.com>
1122 * cpplib.c (detect_if_not_defined): New function.
1123 (do_if): Use it to detect potential once-only headers.
1125 Wed Aug 25 14:00:18 1999 Jason Merrill <jason@yorick.cygnus.com>
1127 * c-common.c (combine_strings): Always set TREE_CONSTANT.
1129 Wed Aug 25 15:27:22 1999 Gavin Romig-Koch <gavin@cygnus.com>
1131 * combine.c (nonzero_bits) : Allow single-ly set registers to be
1132 anywere in the function only if they are pseudos and set before
1133 being used (not live at the start of the function).
1134 (num_sign_bit_copies) : Same.
1135 (get_last_value_validate) : Same.
1136 (get_last_value) : Same.
1138 Wed Aug 25 11:13:29 1999 Richard Henderson <rth@cygnus.com>
1140 * loop.c (express_from): Try harder to unify (* c N) and (* c M)
1141 where N and M are constant and N is an integer multiple of M.
1143 Wed Aug 25 13:55:47 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
1145 * sbitmap.h (sbitmap_intersection_of_succs): Add prototype.
1146 (sbitmap_intersection_of_preds, sbitmap_union_of_succs,
1147 sbitmap_union_of_preds): Add prototypes.
1148 * sbitmap.c (sbitmap_intersection_of_succs): New function to compute
1149 the intersection of successors with the new flow graph structures.
1150 (sbitmap_intersection_of_preds): New function to compute the
1151 intersection of predecessors with the new flow graph structures.
1152 (sbitmap_union_of_succs): New function to compute the union of
1153 successors with the new flow graph structures.
1154 (sbitmap_union_of_preds): New function to compute the union of
1155 predecessors with the new flow graph structures.
1156 * gcse.c (compute_rdm, compute_available): Use new sbitmap routines.
1157 (expr_reaches_here_p): Use edge and basic_block structures instead
1158 of s_preds and s_succs.
1159 (compute_cprop_avinout): Use new sbitmap routines.
1160 (pre_expr_reaches_here_p): Use edge and basic_block structures instead
1161 of s_preds and s_succs.
1162 * flow.c (compute_flow_dominators): Compute dominators using
1163 edges and basic blocks instead of s_preds and s_succs.
1165 Wed Aug 25 13:41:47 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
1167 * lists.c (unused_insn_list, unused_expr_list): New file for
1168 maintaining various types of lists. New statics for maintaining a
1169 cache of available INSN_LIST and EXPR_LIST nodes.
1170 (free_list): Static function for freeing a list of INSN/EXPR nodes.
1171 (alloc_INSN_LIST): Function to get a free INSN_LIST node.
1172 (alloc_EXPR_LIST): Function to get a free EXPR_LIST node.
1173 (init_EXPR_INSN_LIST_cache): Initialize the cache lists.
1174 (free_EXPR_LIST_list): Free an entire list of EXPR_LIST nodes.
1175 (free_INSN_LIST_list): Free an entire list of INSN_LIST nodes.
1176 (free_EXPR_LIST_node): Free an individual EXPR_LIST node.
1177 (free_INSN_LIST_node): Free an individual INSN_LIST node.
1178 * haifa-sched.c (unused_insn_list, unused_expr_list): Moved to flow.c
1179 (free_list, alloc_INSN_LIST, alloc_EXPR_LIST): Moved to flow.c
1180 (remove_dependence, free_pending_lists): Use new global routines.
1181 (flush_pending_lists, sched_analyze_insn): Use new global routines.
1182 (sched_analyze, compute_block_backward_dependences): Use new routines.
1183 (sched_analyze_1, sched_analyze_2): Use new routines.
1184 (schedule_insns): Use new global routines.
1185 * rtl.h (init_EXPR_INSN_LIST_cache, free_EXPR_LIST_list): Add function
1187 (free_INSN_LIST_list, free_EXPR_LIST_node): Add prototypes.
1188 (free_INSN_LIST_node, alloc_INSN_LIST, alloc_EXPR_LIST): Add function
1190 * toplev.c (rest_of_compilation): Initialize node cache.
1191 * Makefile.in (OBJS): Add lists.o to list of object files.
1192 (lists.o): Add dependancies.
1194 Wed Aug 25 17:31:56 1999 Nick Clifton <nickc@cygnus.com>
1196 * config/v850/v850.md: Fix compile time warning messages.
1197 * config/v850/v850.c: Fix compile time warning messages.
1198 * config/v850/v850.h: Fix compile time warning messages.
1200 Wed Aug 25 09:44:43 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1202 * genattr.c (gen_attr): Add prototype arguments for get_attr_*().
1203 Remove unused prototype for `init_lengths'.
1205 Wed Aug 25 09:32:31 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1207 * calls.c (emit_call_1): Mark parameter `stack_size' with
1209 (expand_call): Initialize variable `insn'.
1210 (emit_library_call): Likewise for variable `high_to_save'.
1211 (emit_library_call_value): Likewise.
1212 (store_one_arg): Likewise for variables `lower_bound' and
1215 * combine.c (try_combine): Likewise for variables `i2_code_number'
1216 and `other_code_number'.
1217 (find_split_point): Likewise for variables `pos', `unsignedp' and
1219 (simplify_if_then_else): Likewise for variables `op' and `c1'.
1220 (simplify_and_const_int): Remove unused variable `width'.
1221 (merge_outer_ops): Likewise.
1223 * cse.c (simplify_binary_operation): Cast an INTVAL() to `unsigned
1224 HOST_WIDE_INT' when comparing against one.
1225 (simplify_relational_operation): Likewise.
1226 (cse_insn): Initialize variables `src_eqv_volatile',
1227 `src_eqv_in_memory', `src_eqv_in_struct', `src_eqv_hash' and `sets'.
1229 * final.c (init_final): Constify parameter `filename'.
1230 (final_start_function): Mark parameter `optimize' with
1232 (profile_function): Likewise for parameters `first' and `optimize'.
1233 (output_source_line): Likewise for parameter `file'.
1235 * integrate.c (subst_constants): Cast a value to `size_t' when
1236 comparing against one.
1237 (mark_stores): Initialize variable `mode'. Cast a value to
1238 `size_t' when comparing against one.
1240 * integrate.h (MAYBE_EXTEND_CONST_EQUIV_VARRAY): Likewise.
1242 * loop.c (move_movables): Initialize variable `first'.
1243 (strength_reduce): Likewise for variable `increment'.
1244 (check_dbra_loop): Likewise for variable `comparison_val'. Cast a
1245 value to `size_t' when comparing against one.
1246 (load_mems): Initialize variable `end_label'.
1248 * output.h (init_final): Constify parameter.
1250 * reload.c (decompose): Initialize variable `base'.
1252 * reload1.c (reload): Likewise for variable `is_scalar'.
1253 (spill_hard_reg): Mark parameter `dumpfile' with ATTRIBUTE_UNUSED.
1254 (choose_reload_regs): Initialize variable `mode'.
1255 (emit_reload_insns): Likewise for variable `store_insn'.
1256 (reload_cse_noop_set_p): Mark parameter `insn' with
1258 (reload_combine): Initialize variable `set'.
1260 * unroll.c (unroll_loop): Likewise for variable `local_label'.
1261 (copy_loop_body): Cast a value to `size_t' when comparing against
1264 * varasm.c (assemble_variable): Initialize variable `size_tree'.
1265 (const_hash): Add an `else abort()' in an if-else-if-else sequence.
1266 (remove_from_pending_weak_list): Mark parameter `name' with
1269 Wed Aug 25 11:18:39 1999 Bernd Schmidt <bernds@cygnus.co.uk>
1271 * toplev.c (rest_of_compilation): Use decl_printable_name when opening
1274 Wed Aug 25 10:57:12 1999 Nick Clifton <nickc@cygnus.com>
1276 * config/arm/telf.h (ASM_WEAKEN_LABEL): Define.
1277 (ASM_DECLARE_FUNCTION_NAME): Define.
1278 (TYPE_ASM_OP, SIZE_ASM_OP, TYPE_OPERAND_FORMAT,
1279 ASM_DECLARE_RESULT, ASM_DECLARE_OBJECT_NAME,
1280 ASM_FINISH_DECLARE_OBJECT, ASM_DECLARE_FUNCTION_SIZE): Define if
1281 not already defined.
1283 Wed Aug 25 01:36:11 1999 John David Anglin <dave@hiauly1.hia.nrc.ca>
1285 * calls.c (emit_call_1): Use call_pop/call_value_pop for all values
1286 of n_popped when call/call_value are not defined.
1288 Wed Aug 25 01:25:14 1999 Jeffrey A Law (law@cygnus.com)
1290 * tm.texi: GNU CC -> GCC conversion.
1291 (CC1_SPEC): Indicate it is used for all language front ends.
1293 Tue Aug 24 23:43:03 1999 Mark Mitchell <mark@codesourcery.com>
1295 * flow.c (delete_block): Spell NOTE_INSN_EH_REGION_BEG and
1296 NOTE_INSN_EH_REGION_END correctly.
1298 Tue Aug 24 23:26:44 1999 Michael Tiemann <tiemann@holodeck.cygnus.com>
1299 Jeff Law <law@cygnus.com>
1301 * loop.c (strength_reduce): Automatically unroll loops if the
1302 unrolled loop size is smaller than the rolled loop size.
1304 * loop.c (insert_bct): Replace use of sdiv_optab with asr_optab
1305 and delete comment that code should be rewritten.
1307 Tue Aug 24 22:56:35 1999 Jeffrey A Law (law@cygnus.com)
1309 * haifa-sched.c (find_rgns): Mark a block found during the DFS search
1312 * haifa-sched.c (get_visual_tbl_length): Fix off-by-one error.
1314 Tue Aug 24 22:41:06 1999 Mumit Khan <khan@xraylith.wisc.edu>
1316 * fixinc/mkfixinc.sh: Don't fix uwin headers.
1317 * i386/uwin.h (MD_STARTFILE_PREFIX): Define.
1318 (LINK_SPEC): Add -u _main when building executables.
1319 (ASM_DECLARE_FUNCTION): Update from Cygwin.
1320 (ASM_FILE_END): Use the default for ix86-pe.
1321 * i386/xm-uwin.h (HAVE_BCOPY): Undefine.
1323 Tue Aug 24 20:49:47 1999 Art Haas <ahaas@neosoft.com>
1325 * final.c (output_addr_const): Handle case where ASM_OPEN_PAREN
1326 and ASM_CLOSE_PAREN are empty strings.
1328 Wed Aug 25 12:46:22 1999 Fred Fish <fnf@cygnus.com>
1329 Geoffrey Keating <geoffk@cygnus.com>
1331 * Makefile.in (PREPROCESSOR_DEFINES): New macro.
1332 (protoize.o): Use PREPROCESSOR_DEFINES and DRIVER_DEFINES.
1333 (unprotoize.o): Ditto.
1334 (test-protoize-simple): Don't define STD_PROTO_DIR.
1335 * protoize.c: Use PARAMS rather than PROTO. Minor whitespace
1336 changes to make 'test-protoize-simple' pass.
1337 (STD_PROTO_DIR): Remove define.
1338 (STANDARD_EXEC_PREFIX): Supply default define.
1339 (standard_exec_prefix): New variable, init to STANDARD_EXEC_PREFIX.
1340 (target_machine): New variable, init to DEFAULT_TARGET_MACHINE.
1341 (target_version): New variable, init to DEFAULT_TARGET_VERSION.
1342 (GET_ENV_PATH_LIST): New macro.
1343 (default_syscalls_dir): No longer initialized to STD_PROTO_DIR.
1344 (do_processing): Initialize default_syscalls_dir using new
1345 macros. Use it to initialize syscalls_absolute_filename.
1347 Tue Aug 24 16:58:15 1999 Richard Henderson <rth@cygnus.com>
1349 * jump.c (jump_optimize_1): Do cmov opt on any single-set; force
1350 B into a register before emit_conditional_move.
1352 Tue Aug 24 15:37:03 1999 Richard Henderson <rth@cygnus.com>
1354 * fold-const.c (fold): Reassociate (+ (+ (* a b) c) (* d e))
1355 as (+ (+ (* a b) (* d e)) c). Factor a common power-of-two
1356 multiplicand out of (+ (* a b) (* c d)).
1358 Tue Aug 24 11:46:10 1999 Bob Manson <manson@cygnus.com>
1359 Richard Henderson <rth@cygnus.com>
1361 * haifa-sched.c (split_hard_reg_notes): Move to flow.c
1362 (new_insn_dead_notes): Likewise.
1363 (update_n_sets): Likewise.
1364 (update_flow_info): Move to flow.c, renamed to update_life_info;
1365 extend to handle multiple source insns.
1366 * flow.c: Include resource.h
1367 (unlink_insn_chain): New.
1368 (split_hard_reg_notes): New.
1369 (maybe_add_dead_note): New.
1370 (maybe_add_dead_note_use): New.
1371 (find_insn_with_note): New.
1372 (new_insn_dead_notes): New.
1373 (update_n_sets): New.
1374 (sets_reg_or_subreg_1, sets_reg_or_subreg): New.
1375 (maybe_remove_dead_notes): New.
1376 (update_life_info): New.
1377 (prepend_reg_notes): New.
1378 (replace_insns): New.
1379 * output.h (update_life_info): Declare.
1380 * recog.c (split_block_insns): Use update_life_info.
1381 * resource.c (find_free_register): Use reg_alloc_order, don't use
1382 fixed regs, make sure the mode is supported, don't use new regs.
1384 * rtl.h (replace_insns): Declare.
1386 Tue Aug 24 13:48:39 1999 Nathan Sidwell <nathan@acm.org>
1388 * expr.c (expand_expr): Cope with COND_EXPRs with one
1389 non-returning branch.
1391 Mon Aug 23 22:28:16 1999 Mark Mitchell <mark@codesourcery.com>
1393 * expr.c (store_expr): Always pass down the target, even when not
1396 1999-08-24 Nick Clifton <nickc@cygnus.com>
1398 * configure.in: Define target_cpu_default for v850 targets.
1399 * configure: Regenerate
1401 * config/v850/v850.h (TARGET_CPU_generic): Define.
1402 (GO_IF_LEGITIMATE_ADDRESS): Insist that SImode and larger constant
1403 addresses are 4 byte aligned.
1405 * config/v850/v850.c (print_operand): Cope with 'R' format DFmode
1408 Tue Aug 24 09:32:07 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1410 * genattr.c (function_unit_desc): Constify a char*. Add prototype.
1411 (main): Add prototypes.
1413 * genattrtab.c (substitute_address, write_const_num_delay_slots,
1414 attr_eq, attr_numeral, attr_equal_p, attr_copy_rtx): Prototype.
1415 (write_attr_get): Emit prototypes along with function definition.
1416 (write_eligible_delay): Mark a parameter with ATTRIBUTE_UNUSED.
1417 (write_complex_function): Emit static prototype along with
1418 function definition.
1420 * genemit.c (gen_split): Emit prototypes along with function
1423 * genoutput.c (output_epilogue): Add prototype to `insn_outfun'.
1424 Likewise for predicates and `insn_operand_predicate'.
1425 (process_template): Emit static prototype along with function
1428 * genrecog.c (make_insn_sequence): Constify a char*. Add
1429 prototypes for get_split_*().
1430 (write_subroutine): Emit prototypes along with function
1433 Tue Aug 24 12:35:20 1999 Bernd Schmidt <bernds@cygnus.co.uk>
1435 * gcse.c (find_avail_set): Follow chains of register-register copies.
1436 Use oprs_not_set_p to guarantee that the returned value can be
1438 (cprop_insn): Don't verify the return value of find_avail_set with
1441 * gcse.c (cprop_jump): New function, broken out of cprop_insn.
1442 (cprop_cc0_jump): New function.
1443 (cprop_insn): Break out new function cprop_jump and use it.
1444 Also use cprop_cc0_jump for machines with CC0.
1445 (cprop): Don't crash if cprop_insn turned the insn into a NOTE.
1447 * tree.h (current_function_calls_setjmp,
1448 current_function_calls_longjmp): Delete declarations.
1449 * dsp16xx.c: Include "function.h".
1450 * elxsi.c: Likewise.
1451 * gmicro.c: Likewise.
1452 * h8300.c: Likewise.
1455 * mn10200.c: Likewise.
1456 * mn10300.c: Likewise.
1457 * ns32k.c: Likewise.
1461 * rtl.h (rtx_equal_function_value_matters): Declare.
1462 * toplev.c (rtx_equal_function_value_matters): Don't declare.
1464 * function.c: Likewise.
1465 * emit-rtl.c: Likewise.
1467 Tue Aug 24 02:47:44 1999 Jeffrey A Law (law@cygnus.com)
1469 * expr.c (convert_move): Fix arguments to TRULY_NOOP_TRUNCATION
1472 1999-08-24 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
1474 * jump.c (delete_barrier_successors) Match (set (pc) (pc)) insn
1477 Mon Aug 23 23:35:52 1999 Matthias Klose <doko@cs.tu-berlin.de>
1479 * cpp.texi: Add a node documenting macro varargs (copied
1482 1999-08-23 22:23 -0700 Zack Weinberg <zack@bitmover.com>
1484 * cppspec.c: Put a null pointer at the end of the new argv.
1486 Mon Aug 23 21:23:24 1999 Jeffrey A Law (law@cygnus.com)
1488 * configure.in: Remove code to select/de-select the haifa
1489 scheduler. Every scheduled port gets haifa now.
1490 * configure: Rebuilt.
1491 * flags.h, genattrtab.c, rtl.h, toplev.c: Remove HAIFA ifdefs.
1493 * Makefile.in: Corresponding changes.
1495 Mon Aug 23 16:04:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
1497 * optabs.c (prepare_cmp_insn): Turn COMPARISON arg into a pointer.
1498 All callers changed.
1499 (prepare_float_lib_cmp): Likewise.
1500 Use FLOAT_LIB_COMPARE_RETURNS_BOOL.
1501 * expr.h (emit_float_lib_cmp): Delete declaration.
1502 * tm.texi (FLOAT_LIB_COMPARE_RETURNS_BOOL): Document.
1503 * sparc.h (FLOAT_LIB_COMPARE_RETURNS_BOOL): Define.
1504 * sparc.md (bcc and scc patterns): Don't handle TFmode comparisons
1506 (cmptf): Now conditional on TARGET_HARD_QUAD.
1508 Fri Aug 20 17:52:27 1999 Jim Wilson <wilson@cygnus.com>
1510 * resource.c (mark_target_live_regs): Use
1511 PIC_OFFSET_TABLE_REG_CALL_CLOBBERED.
1513 Fri Aug 20 19:07:55 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1515 * rtl.c (rtx_class, note_insn_name, reg_note_name): Constify.
1517 * rtl.h (rtx_class, reg_note_name, note_insn_name): Likewise.
1519 * genopinit.c (gen_insn): Use accessor macro, not `rtx_class'.
1521 Fri Aug 20 18:53:43 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1523 * rtl.h (rtx_format): Constify a char*.
1525 * rtl.c (rtx_format): Likewise.
1526 (copy_rtx, copy_most_rtx, read_rtx): Likewise.
1527 (init_rtl): Use accessor macro, not `rtx_format'.
1529 * alias.c (rtx_equal_for_memref_p, find_symbolic_term): Constify a
1532 * caller-save.c (mark_referenced_regs): Likewise.
1534 * combine.c (subst, make_compound_operation, known_cond,
1535 gen_rtx_combine, update_table_tick, get_last_value_validate,
1536 use_crosses_set_p, mark_used_regs_combine, move_deaths): Likewise.
1538 * cse.c (rtx_cost, mention_regs, canon_hash, exp_equiv_p,
1539 refers_to_p, canon_reg, fold_rtx, cse_process_notes,
1540 count_reg_usage): Likewise.
1542 * emit-rtl.c (gen_rtx, copy_rtx_if_shared, reset_used_flags):
1545 * final.c (leaf_renumber_regs_insn): Likewise.
1547 * flow.c (mark_used_regs, find_use_as_address, dump_flow_info,
1548 dump_edge_info, count_reg_references): Likewise.
1550 * function.c (fixup_var_refs_1, walk_fixup_memory_subreg,
1551 fixup_stack_1, purge_addressof_1, instantiate_virtual_regs_1):
1554 * gcse.c (oprs_unchanged_p, hash_expr_1, expr_equiv_p,
1555 oprs_not_set_p, expr_killed_p, compute_transp, find_used_regs,
1556 add_label_notes): Likewise.
1558 * genattrtab.c (attr_rtx, attr_copy_rtx, encode_units_mask,
1559 clear_struct_flag, count_sub_rtxs, count_alternatives,
1560 compares_alternatives_p, contained_in_p, walk_attr_value,
1561 write_expr_attr_cache): Likewise.
1563 * genconfig.c (walk_insn_part): Likewise.
1565 * genemit.c (max_operand_1, gen_exp): Likewise.
1567 * genextract.c (walk_rtx): Likewise.
1569 * genflags.c (num_operands): Likewise.
1571 * genoutput.c (scan_operands): Likewise.
1573 * genpeep.c (match_rtx): Likewise.
1575 * genrecog.c (add_to_sequence): Likewise.
1577 * haifa-sched.c (may_trap_exp, sched_analyze_2, attach_deaths):
1580 * integrate.c (save_constants, copy_for_inline,
1581 copy_rtx_and_substitute, subst_constants, restore_constants):
1584 * jump.c (mark_jump_label, invert_exp, redirect_exp,
1585 rtx_renumbered_equal_p, rtx_equal_for_thread_p): Likewise.
1587 * local-alloc.c (contains_replace_regs, memref_referenced_p):
1590 * loop.c (record_excess_regs, rtx_equal_for_loop_p,
1591 add_label_notes, replace_call_address, count_nonfixed_reads,
1592 invariant_p, find_single_use_in_loop, find_mem_givs,
1593 find_life_end, maybe_eliminate_biv_1, update_reg_last_use):
1596 * print-rtl.c (reg_names, print_rtx): Likewise.
1598 * recog.c (validate_replace_rtx_1, find_single_use_1): Likewise.
1600 * reg-stack.c (stack_regs_mentioned_p, record_label_references,
1601 record_reg_life_pat, swap_rtx_condition, goto_block_pat,
1602 print_blocks): Likewise.
1604 * regclass.c (fix_register, record_address_regs,
1605 reg_scan_mark_refs): Likewise.
1607 * regmove.c (stable_but_for_p): Likewise.
1609 * reload.c (loc_mentioned_in_p, operands_match_p,
1610 find_reloads_toplevsubst_reg_equivs, find_reloads_address_1,
1611 copy_replacements, refers_to_regno_for_reload_p,
1612 refers_to_mem_for_reload_p, find_inc_amount, regno_clobbered_p,
1613 reload_when_needed_name, reg_class_names, debug_reload_to_stream):
1616 * reload1.c (eliminate_regs, scan_paradoxical_subregs,
1617 delete_address_reloads_1, count_occurrences,
1618 reload_cse_mem_conflict_p, reload_combine_note_use,
1619 add_auto_inc_notes): Likewise.
1621 * resource.c (mark_referenced_resources, mark_set_resources):
1624 * rtlanal.c (rtx_unstable_p, rtx_varies_p, rtx_addr_varies_p,
1625 reg_mentioned_p, regs_set_between_p, modified_between_p,
1626 modified_in_p, refers_to_regno_p, reg_overlap_mentioned_p,
1627 rtx_equal_p, volatile_insn_p, volatile_refs_p, side_effects_p,
1628 may_trap_p, inequality_comparisons_p, replace_rtx, replace_regs,
1629 jmp_uses_reg_or_mem, for_each_rtx, regno_use_in): Likewise.
1631 * sched.c (sched_analyze_2, attach_deaths): Likewise.
1633 * stupid.c (stupid_mark_refs): Likewise.
1635 * unroll.c (remap_split_bivs): Likewise.
1637 * varasm.c (mark_constants): Likewise.
1639 * a29k/a29k.c (uses_local_reg_p): Likewise.
1641 * alpha/alpha.c (summarize_insn): Likewise.
1643 * arm/arm.c (symbol_mentioned_p, label_mentioned_p,
1644 eliminate_lr2ip): Likewise.
1646 * arm/thumb.c (symbol_mentioned_p, label_mentioned_p): Likewise.
1648 * i386/i386.c (symbolic_reference_mentioned_p, copy_all_rtx,
1649 reg_mentioned_in_mem): Likewise.
1651 * ns32k/ns32k.c (global_symbolic_reference_mentioned_p,
1652 symbolic_reference_mentioned_p): Likewise.
1654 * romp/romp.c (unsigned_comparisons_p, hash_rtx): Likewise.
1656 * sh/sh.c (regs_used, mark_use): Likewise.
1658 * vax/vax.c (vax_rtx_cost): Likewise.
1660 Fri Aug 20 18:38:43 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1662 * machmode.h (mode_name): Constify a char*.
1664 * rtl.c (mode_name): Likewise.
1666 * genopinit.c (gen_insn): Use accessor macro, not `mode_name'.
1668 * optabs.c (init_libfuncs): Constify a char*.
1670 * print-tree.c (mode_name): Remove redundant declaration.
1671 (print_node): Use accessor macro, not `mode_name'.
1673 * reload1.c (dump_needs): Constify a char*. Use accessor macro,
1675 (new_spill_reg): Constify a char*.
1677 * tree.c (mode_name): Remove redundant declaration.
1679 Fri Aug 20 18:31:26 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1681 * rtl.c (rtx_name): Constify a char*.
1683 * rtl.h (rtx_name, fix_sched_param): Likewise.
1685 * gmicro/gmicro.c (rtx_name): Remove redundant declaration.
1686 (mypr): Use accessor macro, not `rtx_name'.
1688 * genemit.c (print_code): Constify a char*.
1690 * genopinit.c (gen_insn): Use accessor macro, not `rtx_name'.
1692 * genpeep.c (print_code): Constify a char*.
1694 * genrecog.c (print_code): Likewise.
1696 * graph.c (start_fct, start_bb, node_data, draw_edge, end_fct,
1697 end_bb): Add static prototype.
1698 (draw_edge): Constify a char*.
1699 (end_bb): Remove unused parameter.
1701 * haifa-sched.c (fix_sched_param, safe_concat, print_exp
1702 print_block_visualization): Constify a char*.
1704 Fri Aug 20 15:02:10 1999 Mark Mitchell <mark@codesourcery.com>
1706 * c-common.c (c_get_alias_set): Update comment.
1708 1999-08-20 Andreas Jaeger <aj@arthur.rhein-neckar.de>
1710 * linux.h (LIB_SPEC): Added.
1712 Fri Aug 20 22:32:17 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1714 * config/c4x/c4x.h (STARTFILE_SPEC): Don't define.
1716 1999-08-19 18:43 -0700 Zack Weinberg <zack@bitmover.com>
1718 * tree.c (expr_check): Fix typo in last change.
1720 1999-08-19 14:44 -0700 Zack Weinberg <zack@bitmover.com>
1722 * rtl.def (NOTE): Change format to "iuu0n".
1723 (ADDR_DIFF_VEC): Change format to "eEee0".
1724 (ADDRESSOF): Change format to "eit".
1726 * rtl.h (rtvec): Make "elem" an array of rtx, not rtunion.
1727 (RTVEC_ELT): Change to match.
1728 (XVECEXP): Use XVEC and RTVEC_ELT.
1729 (INSN_UID, INSN_CODE, CODE_LABEL_NUMBER, NOTE_LINE_NUMBER,
1730 ADDRESSOF_REGNO, REGNO, SUBREG_WORD): Use XINT.
1731 (PREV_INSN, NEXT_INSN, PATTERN, REG_NOTES,
1732 CALL_INSN_FUNCTION_USAGE, SUBREG_REG, SET_SRC, SET_DEST,
1733 TRAP_CONDITION, TRAP_CODE): Use XEXP.
1734 (INTVAL): Use XWINT.
1735 (ADDRESSOF_DECL): Use XTREE.
1736 (SET_ADDRESSOF_DECL): Delete.
1737 (NOTE_DECL_NAME, NOTE_DECL_CODE, NOTE_DECL_RTL,
1738 NOTE_DECL_IDENTIFIER, NOTE_DECL_TYPE): Kill. These have been
1739 ifdefed out since 2.6 at least.
1740 (gen_rtvec_vv): Delete prototype.
1742 * rtl.h (rtvec_alloc): rt->elem is now an array of rtx,
1744 (copy_most_rtx): Handle 't' format letter.
1745 * emit-rtl.c (gen_rtvec_v): rt_val->elem is an array of rtx.
1746 (gen_rtvec_vv): Delete function. All callers changed to use
1747 gen_rtvec_v instead.
1748 * print-rtl.c (print_rtx): Move special casing of NOTEs to
1749 the '0' format letter.
1751 * function.c (gen_mem_addressof): Don't use
1752 SET_ADDRESSOF_DECL; provide `decl' to gen_rtx_ADDRESSOF
1754 * integrate.c (copy_rtx_and_substitute): Likewise.
1755 Copy 't' slots with XTREE.
1756 (subst_constants): Treat 't' slots like '[swi]' slots.
1757 * cse.c (canon_hash, exp_equiv_p): Treat 't' slots like '0' slots.
1758 * jump.c (rtx_equal_for_thread_p): Likewise.
1759 * rtlanal.c (rtx_equal_p): Likewise.
1760 * stmt.c (expand_end_case): gen_rtx_ADDR_DIFF_VEC now takes
1761 only four arguments.
1762 * gengenrtl.c (type_from_format): Provide correct types for
1766 * tree.h [ENABLE_CHECKING] (TREE_CHECK, TREE_CLASS_CHECK):
1767 If a recent gcc is in use (always in stage2 and beyond), use
1768 statement expressions, so we don't make a function call unless
1769 the check fails. Evaluate arguments exactly once.
1770 (CHAIN_CHECK, DO_CHECK, DO_CHECK1, TREE_CHECK1,
1771 TREE_CLASS_CHECK1, TYPE_CHECK1, DECL_CHECK1, CST_CHECK1):
1773 (CST_OR_CONSTRUCTOR_CHECK, EXPR_CHECK): Redefine such that
1774 they evaluate their arguments exactly once, irrespective of
1775 the compiler in use.
1777 * tree.c [ENABLE_CHECKING]: Define whichever set of functions
1778 is used by the currently-enabled check macros. This is:
1779 (tree_check_failed, tree_class_check_failed): For gcc.
1780 (tree_check, tree_class_check, cst_or_constructor_check,
1781 expr_check): For other compilers.
1783 * gencheck.c: Do not define any *_CHECK1 macros.
1785 Thu Aug 19 14:42:38 1999 Mike Stump <mrs@wrs.com>
1786 Mark Mitchell <mark@codesourcery.com>
1788 * c-common.c (c_get_alias_set): Fix support for poitners and
1791 Thu Aug 19 11:51:22 EDT 1999 John Wehle (john@feith.com)
1793 * alias.c: Include tree.h.
1794 (nonlocal_reference_p, mark_constant_function): New functions.
1795 * flow.c (life_analysis): Call mark_constant_function.
1796 * rtl.h (mark_constant_function): Declare it.
1798 Thu Aug 19 15:02:01 1999 Nick Clifton <nickc@cygnus.com>
1800 * config/rs6000/rs6000.c (rs6000_override_options): Fix test for
1801 unrecognisable switches.
1803 Wed Aug 18 23:31:57 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
1805 * loop.c (recombine_givs): Set ix field after sorting.
1806 (recombine_givs): Remove bogus index / giv lockstep looping.
1808 Wed Aug 18 18:20:40 1999 Bernd Schmidt <bernds@cygnus.co.uk>
1810 * expmed.c (emit_store_flag): If UNSIGNEDP, call unsigned_condition
1812 (emit_store_flag_force): Use do_compare_rtx_and_jump.
1813 (do_cmp_and_jump): Formatting fixes.
1814 * expr.c (do_compare_and_jump): Renamed from compare; changed to call
1815 do_compare_rtx_and_jump instead of compare_from_rtx.
1816 (do_compare_rtx_and_jump): New function; mostly copied from
1818 (do_jump_for_compare): Delete.
1819 (expand_expr): Use do_compare_rtx_and_jump when handling MAX_EXPR and
1821 (do_jump): Use do_compare_and_jump or do_compare_rtx_and_jump instead
1822 of compare/do_jump_for_compare pairs.
1823 (do_jump_by_parts_greater): Use do_jump_by_parts_greater_rtx.
1824 (do_jump_by_parts_greater_rtx): Use do_compare_rtx_and_jump instead of
1825 compare_from_rtx/do_jump_for_compare pairs.
1826 (do_jump_by_parts_equality): Likewise.
1827 (do_jump_by_parts_equality_rtx): Likewise.
1828 * expr.h (do_compare_rtx_and_jump): Declare.
1829 * optabs.c (prepare_cmp_insn): New function, contains most of the code
1830 that used to be in emit_cmp_insn.
1831 (cmp_available_p): New function.
1832 (prepare_operand): New function.
1833 (emit_cmp_and_jump_insn_1): New function, contains some code that used
1834 to be in emit_cmp_insn.
1835 (prepare_float_lib_cmp): Renamed from emit_float_lib_cmp; change some
1836 parameters to be pointers; don't emit final compare but modify some of
1837 the values pointed to by the args so the caller can perform the
1839 (expand_binop): Call emit_store_flag_force with signed forms of
1841 (expand_abs): Use do_compare_rtx_and_jump instead of compare_from_rtx/
1842 emit_jump_insn pair.
1843 (emit_cmp_and_jump_insn): Use prepare_cmp_insn and
1844 emit_cmp_and_jump_insn_1. Call emit_queue.
1845 (emit_cmp_insn): Just call emit_cmp_and_jump_insns with zero for LABEL
1847 * flow.c (tidy_fallthru_edge): If HAVE_cc0, verify insn before a
1848 jump sets cc0 before deleting it.
1849 * integrate.c (expand_inline_function): Likewise.
1850 * unroll.c (unroll_loop): Similar changes in several places.
1851 (copy_loop_body): If HAVE_cc0, verify insn before a jump sets cc0
1854 Wed Aug 18 06:37:44 1999 Bernd Schmidt <bernds@cygnus.co.uk>
1856 * Makefile.in (insn-recog.o): Update dependencies.
1857 * genrecog.c (main): Make generated file include "function.h".
1859 Sat Aug 14 00:54:57 1999 Geoffrey Keating <geoffk@cygnus.com>
1861 * cse.c (cse_insn): Call never_reached_warning when a jump is
1862 changed to be unconditional.
1863 * flags.h: Declare warn_notreached.
1864 * flow.c (delete_block): Call never_reached_warning when
1866 * jump.c (delete_barrier_successors): Call never_reached_warning
1867 when we delete everything after a BARRIER.
1868 (never_reached_warning): New function.
1869 * rtl.h: Declare never_reached_warning.
1870 * toplev.c (warn_notreached): New variable.
1871 (lang_independent_options): Set warn_notreached
1872 when -Wunreachable-code.
1873 (compile_file): We need line numbers for -Wunreachable-code.
1875 Tue Aug 17 22:06:11 1999 Jan Hubicka <hubicka@freesoft.cz>
1877 * haifa-sched.c (insn_unit): Fix typo on out of range test.
1878 * sched.c (insn_unit): Likewise.
1880 Tue Aug 17 21:57:23 1999 Andreas Schwab <schwab@suse.de>
1882 * combine.c (distribute_notes): Handle REG_EH_RETHROW.
1884 Tue Aug 17 17:39:43 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
1886 * flow.c (create_edge_list): Use xmalloc, not malloc.
1888 Tue Aug 17 01:40:54 1999 Loren Rittle <ljrittle@acm.org>
1890 * fixinc/inclhack.def (no_double_slash): Do not trash single-line
1891 C-style comments. Do not lose the character before double slash.
1893 Mon Aug 16 18:08:22 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
1895 * basic-block.h (struct edge_list): Stucture to maintain a vector
1897 (EDGE_INDEX_NO_EDGE, EDGE_INDEX, INDEX_EDGE_PRED_BB, INDEX_EDGE_SUCC_BB,
1898 INDEX_EDGE, NUM_EDGES): New Macros for accessing edge list.
1899 (create_edge_list, free_edge-List, print_edge_list, verify_edge_list):
1900 New function prototypes.
1901 * flow.c (create_edge_list): Function to create an edge list.
1902 (free_edge_list): Discards memory used by an edge list.
1903 (print_edge_list): Debug output showing an edge list.
1904 (verify_edge_list): Internal consistency check for an edge list.
1905 (find_edge_index): Function to find an edge index for a pred and succ.
1907 Mon Aug 16 11:56:36 1999 Mark Mitchell <mark@codesourcery.com>
1909 * tree.c (type_hash_add): Use permalloc to allocate nodes in the
1912 Mon Aug 16 17:04:15 1999 Jorn Rennecke <amylaar@cygnus.co.uk>
1914 * mips.h (CLASS_CANNOT_CHANGE_SIZE): Define.
1916 Fri Aug 13 15:20:43 1999 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1918 * config/i386/freebsd.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
1920 Fri Aug 13 10:21:28 1999 Nick Clifton <nickc@cygnus.com>
1922 * toplev.c (rest_of_compilation): Allow machine dependent
1923 reorganisation pass to place information into the RTL dump
1924 file if it so wishes.
1926 Sun Aug 15 12:41:21 1999 Jim Wilson <wilson@cygnus.com>
1928 * explow.c (hard_function_value): Use VOIDmode instead of
1930 * stmt.c (expand_return): Likewise.
1931 * stor-layout.c (get_best_mode): Likewise.
1933 * genemit.c (gen_expand): If next is MATCH_PAR_DUP, then output
1934 emit call instead of emit_insn call.
1936 Sat Aug 14 15:04:06 1999 Mumit Khan <khan@xraylith.wisc.edu>
1938 * configure.in: Handle --disable/enable-win32-registry.
1939 * install.texi: Document --disable/enable-win32-registry.
1940 * acconfig.h (ENABLE_WIN32_REGISTRY): New macro.
1941 (WIN32_REGISTRY_KEY): New macro.
1942 * prefix.c: Use to enable/disable win32-specific code.
1943 (lookup_key): Use versioned key.
1944 * configure: Regenerate.
1945 * config.in: Likewise.
1947 Fri Aug 13 17:41:55 1999 Jason Merrill <jason@yorick.cygnus.com>
1949 * cpplib.c (read_line_number): New fn, split out of...
1952 Fri Aug 13 14:18:27 1999 Gavin Romig-Koch <gavin@cygnus.com>
1954 tree.c (lang_unsave_expr_now) : New.
1955 (unsave_expr_now): Call lang_unsave_expr_now.
1956 tree.h (lang_unsave_expr_now) : New.
1958 Fri Aug 13 00:49:46 1999 Jason Merrill <jason@yorick.cygnus.com>
1960 * toplev.c (flag_new_exceptions): On by default.
1962 1999-08-13 Michael Meissner <meissner@cygnus.com>
1964 * Makefile.in (GCC_FOR_TARGET): Move -B./ after the tooldir -B.
1966 Fri Aug 13 01:29:57 1999 Alexandre Oliva <oliva@dcc.unicamp.br>
1968 * dwarfout.c (fundamental_type_code): Return FT_boolean for
1969 INTEGER_TYPE with precision==1, it's __java_boolean.
1971 Thu Aug 12 23:51:04 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
1973 * global.c (prune_preferences): Move some invariants out of the
1976 Thu Aug 12 15:30:29 1999 Jesse Perry (jap@unx.dec.com)
1978 * configure.in (alpha*-dec-osf*): Add osf5.
1980 Sun Aug 1 22:24:03 1999 Philip Blundell <philb@gnu.org>
1982 * configure.in: Rework handling of ARM GNU/Linux slightly.
1983 (arm*-*-linux-gnuoldld): New target.
1984 * configure: Regenerate.
1985 * install.texi (Configurations): Add arm-*-linux-gnu{oldld} and
1986 arm-*-elf. Mention that arm-*-linux-gnuaout is obsolete.
1987 * config/arm/linux-oldld.h: New file.
1988 * config/arm/linux-elf26.h: Don't include linux-elf.h.
1989 (TARGET_DEFAULT, SUBTARGET_LINK_SPEC, SUBTARGET_EXTRA_ASM_SPEC):
1991 * config/arm/linux-elf.h (ASM_SPEC): Define.
1992 (TARGET_DEFAULT, SUBTARGET_EXTRA_LINK_SPEC,
1993 SUBTARGET_EXTRA_ASM_SPEC, CPP_APCS_PC_DEFAULT): Add definitions
1994 for 26-bit APCS and old linker.
1995 (CPP_PREDEFINES): Define `__arm__'; don't define `arm' or
1997 (FP_DEFAULT): Define to FP_SOFT3 for all machines.
1998 * config/arm/linux-aout.h (CPP_PREDEFINES): Define `__arm__';
1999 don't define `arm' or `arm_elf'.
2000 * config/arm/t-linux (EXTRA_MULTILIB_PARTS, MULTILIB_OPTIONS,
2001 MULTILIB_DIRNAMES): Define. Fix typo in comment.
2003 Thu Aug 12 10:14:47 1999 Andreas Schwab <schwab@suse.de>
2005 * rtl.texi: Fix typo.
2007 Wed Aug 11 23:50:57 1999 Jason Merrill <jason@yorick.cygnus.com>
2009 * invoke.texi (C++ Dialect Options): Add -fms-extensions.
2011 Wed Aug 11 12:59:37 1999 Mark Mitchell <mark@codesourcery.com>
2013 * extend.texi (C++ Signatures): Remove node.
2014 * invoke.texi: Remove discussion of -fhandle-signatures,
2015 signature, sigof, __signature__, and __sigof__.
2017 Wed Aug 11 03:38:25 1999 Jeffrey A Law (law@cygnus.com)
2019 * Makefile.in (JAVAGC): Removed.
2021 Wed Aug 11 02:13:26 1999 Mumit Khan <khan@xraylith.wisc.edu>
2023 * i386/cygwin.h (ASM_OUTPUT_ALIGNED_BSS): Define.
2025 1999-08-11 Mark Elbrecht <snowball3@bigfoot.com>
2027 * i386/djgpp.h (ASM_OUTPUT_ALIGNED_BSS): Define.
2029 1999-08-11 Richard Earnshaw (rearnsha@arm.com)
2031 * emit-rtl.c (mark_reg_pointer): Don't increase the alignment of
2032 a register that is already known to be a pointer.
2034 1999-08-11 Bruce Korb <ddsinc09@ix.netcom.com>
2036 * fixinc/inclhack.tpl: Only install assert.h conditionally.
2037 * fixinc/inclhack.sh: Regenerated.
2038 * fixinc/fixincl.sh: Regenerated.
2040 Wed Aug 11 00:34:22 1999 Joe Buck <jbuck@synopsys.com>
2042 * invoke.texi: s/GNU CC/GCC/ for consistency with gcc.texi.
2043 Fix documentation of -ansi flag to describe its C++ behavior.
2044 Remove bogus reference to GCC 2.9.
2046 Tue Aug 10 17:19:02 1999 Jim Wilson <wilson@cygnus.com>
2048 * config/sh/sh.c (machine_dependent_reorg): Only call PUT_MODE on
2049 note if it is non-NULL.
2051 Tue Aug 10 10:47:42 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
2053 * except.h (eh_nesting_info): Add new structure defintion.
2054 (init_eh_nesting_info, free_eh_nesting_info): Add function prototypes.
2055 (reachable_handlers, update_rethrow_references): Add function
2057 * rtl.h (struct rtvec_def): Update comments. REG_EH_RETHROW takes
2058 a rethrow symbol instead of an integer exception region number.
2059 * flow.c (Make_edges): Use new exception nesting routines to determine
2060 which handlers are reachable from a CALL or asynchronous insn.
2061 Dont add an edge for calls with a REG_EH_REGION of -1 to non-local
2063 (delete_eh_regions): Update rethrow labels, and don't delete
2064 regions which are the target of a rethrow.
2065 * except.c (struct func_eh_entry): Add rethrow_ref field, now we can
2066 avoid overloading the SYMBOL_REF_USED flag.
2067 (rethrow_symbol_map): Use new rethrow_ref field.
2068 (rethrow_used): Use new rethrow_ref field.
2069 (expand_rethrow): REG_EH_RETHROW now has a SYMBOL_REF instead
2070 of an integer. Fix formatting.
2071 (output_exception_table_entry): Use new rethrow_ref field.
2072 (can_throw): Check for EH_REGION_NOTE before deciding
2073 whether a CALL can throw or not.
2074 (scan_region): Call rethrow_used() instead of accessing data structure.
2075 (update_rethrow_references): New function to make sure only regions
2076 which are still targets of a rethrow are flagged as such.
2077 (process_nestinfo): New static function to initialize a handler
2078 list for a specific region.
2079 (init_eh_nesting_info): New function to allocate and initialize
2080 the list of all EH handlers reachable from all regions.
2081 (reachable_handlers): New function to retrieve the list of handlers
2082 reachable from a specific region and insn.
2083 (free_eh_nesting_info): New function to dispose of a list of
2086 Tue Aug 10 10:39:31 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
2088 * flow.c (split_edge): Set JUMP_LABEL field.
2089 (commit_one_edge_insertion): Set head correctly for insert_before.
2090 When inserting insns, update insn block numbers if allocated.
2092 Tue Aug 10 09:26:07 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2094 * dwarf2out.c (dwarf2out_frame_debug_expr, add_incomplete_type,
2095 retry_incomplete_types): Add static prototype.
2096 (stripattributes, dwarf_cfi_name, ASM_OUTPUT_DWARF_STRING,
2097 dwarf_tag_name, dwarf_attr_name, dwarf_form_name,
2098 dwarf_stack_op_name, dwarf_type_encoding_name, add_AT_string,
2099 dwarf2_name, add_name_attribute, lookup_filename, dwarf2out_line,
2100 dwarf2out_start_source_file, dwarf2out_define, dwarf2out_undef):
2103 * dwarf2out.h (dwarf2out_define, dwarf2out_undef,
2104 dwarf2out_start_source_file, dwarf2out_line): Likewise.
2106 Tue Aug 10 09:21:46 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2108 * output.h (assemble_name): Constify a char*.
2110 * varasm.c (UNIQUE_SECTION, assemble_start_function,
2111 assemble_variable, assemble_name): Likewise.
2113 * dwarf2out.c (ASM_NAME_TO_STRING): Likewise.
2115 * arm/pe.c (arm_pe_unique_section): Likewise.
2117 * i386/cygwin.h (STRIP_NAME_ENCODING): Likewise.
2119 * i386/i386-interix.h (STRIP_NAME_ENCODING): Likewise.
2121 * i386/interix.c (i386_pe_unique_section): Likewise.
2123 * i386/win32.h (STRIP_NAME_ENCODING): Likewise.
2125 * i386/winnt.c (i386_pe_unique_section): Likewise.
2127 * m32r/m32r.h (ASM_OUTPUT_LABELREF): Likewise.
2129 * mn10200/mn10200.h (ASM_OUTPUT_LABELREF): Likewise.
2131 * mn10300/mn10300.h (ASM_OUTPUT_LABELREF): Likewise.
2133 * pa/pa.c (output_call): Likewise.
2135 * pa/pa.h (ASM_OUTPUT_MI_THUNK): Likewise.
2137 * pa/som.h (ASM_OUTPUT_FUNCTION_PREFIX): Likewise.
2139 * rs6000/rs6000.c (rs6000_output_load_toc_table, output_toc):
2142 * rs6000/rs6000.h (RS6000_OUTPUT_BASENAME, STRIP_NAME_ENCODING):
2145 * rs6000/sol2.h (ASM_OUTPUT_SOURCE_LINE): Likewise.
2147 * rs6000/sysv4.h (ASM_DECLARE_FUNCTION_NAME, ASM_OUTPUT_INT,
2148 STRIP_NAME_ENCODING, ASM_OUTPUT_LABELREF): Likewise.
2150 * v850/v850.h (ASM_OUTPUT_LABELREF): Likewise.
2152 Mon Aug 9 19:54:05 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2154 * real.c (GET_REAL, PUT_REAL): Use memcpy instead of bcopy.
2156 Mon Aug 9 19:36:00 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2158 * tree.h (lang_identify): Constify a char*.
2159 (print_error_function): Add extern prototype. Constify a char*.
2161 * c-lang.c (lang_identify): Constify a char*.
2163 * objc/objc-act.c (lang_identify): Constify a char*.
2165 Mon Aug 9 16:21:53 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2167 * genpeep.c (main): Make generated file include "function.h".
2168 * arm.c (function_really_clobbers_lr): Delete INLINE_HEADER case.
2170 Mon Aug 9 10:08:50 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2172 * Makefile.in: Update dependencies.
2173 * alias.c: Include "function.h"
2174 * c-decl.c: Likewise.
2175 * caller-save.c: Likewise.
2176 * calls.c: Likewise.
2177 * combine.c: Likewise.
2179 * explow.c: Likewise.
2180 * final.c: Likewise.
2181 * global.c: Likewise.
2182 * graph.c: Likewise.
2183 * local-alloc.c: Likewise.
2185 * optabs.c: Likewise.
2186 * profile.c: Likewise.
2187 * recog.c: Likewise.
2188 * regclass.c: Likewise.
2189 * regmove.c: Likewise.
2190 * reload.c: Likewise.
2191 * reorg.c: Likewise.
2192 * resource.c: Likewise.
2193 * sched.c: Likewise.
2194 * stupid.c: Likewise.
2195 * config/1750a/1750a.c: Likewise.
2196 * config/a29k/a29k.c: Likewise.
2197 * config/arc/arc.c: Likewise.
2198 * config/arm/arm.c: Likewise.
2199 * config/arm/thumb.c: Likewise.
2200 * config/c4x/c4x.c: Likewise.
2201 * config/clipper/clipper.c: Likewise.
2202 * config/convex/convex.c: Likewise.
2203 * config/fx80/fx80.c: Likewise.
2204 * config/i860/i860.c: Likewise.
2205 * config/m68k/m68k.c: Likewise.
2206 * config/m88k/m88k.c: Likewise.
2207 * config/mips/mips.c: Likewise.
2208 * config/pdp11/pdp11.c: Likewise.
2209 * config/pyr/pyr.c: Likewise.
2210 * config/romp/romp.c: Likewise.
2211 * config/sh/sh.c: Likewise.
2212 * config/tahoe/tahoe.c: Likewise.
2213 * config/vax/vax.c: Likewise.
2214 * config/we32k/we32k.c: Likewise.
2215 * config/sparc/sparc.c: Include "function.h".
2216 (mem_min_alignment): Test current_function rather than
2217 regno_pointer_align.
2218 * config/pa/pa.c: Likewise.
2219 (compute_frame_size): Delete declaration of
2220 current_function_outgoing_args_size.
2221 * config/arc/arc.h (current_function_varargs): Delete declaration.
2222 * config/elxsi/elxsi.h (current_function_calls_alloca): Delete
2224 * config/i370/i370.h (current_function_outgoing_args_size): Delete
2226 * config/i386/i386.h (FINALIZE_PIC): Delete declaration of
2227 current_function_uses_pic_offset_table.
2228 * config/m68k/a-ux.h (FUNCTION_EXTRA_EPILOGUE): Delete declaration
2229 of current_function_returns_pointer.
2230 * config/m68k/altos3068.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
2231 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
2232 * config/m68k/m68kv4.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
2233 * config/m68k/mot3300.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
2234 * config/m68k/pbb.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
2235 * config/m68k/tower-as.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
2236 * config/m88k/m88k.c: Include "function.h"
2237 (call_used_regs, current_function_pretend_args_size,
2238 current_function_outgoing_args_size, frame_pointer_needed): Delete
2240 * config/m88k/m88k.h (current_function_pretend_args_size): Delete
2242 * config/mips/mips.h (current_function_calls_alloca): Delete
2244 * config/mn10200/mn10200.h (current_function_needs_context,
2245 rtx_equal_function_value_matters): Delete declarations.
2246 * config/ns32k/ns32k (current_function_uses_pic_offset_table,
2247 flag_pic): Delete declarations.
2248 * config/pa/pa.h (current_function_pretend_args_size,
2249 current_function_decl): Delete declarations.
2250 * config/pa/som.h (current_function_varargs): Delete declaration.
2251 * config/pdp11/pdp11.h (current_function_pretend_args_size): Delete
2253 * config/pyr/pyr.h (current_function_pretend_args_size,
2254 current_function_args_size, current_function_calls_alloca): Delete
2256 * config/sh/sh.h (current_function_varargs): Delete declaration.
2257 * config/sparc/sparc.h (current_function_outgoing_args_size,
2258 current_function_calls_alloca, current_function_decl): Delete
2260 * config/spur/spur.h (current_function_pretend_args_size,
2261 current_function_calls_alloca): Delete declarations.
2262 * config/v850/v850.c (current_function_outgoing_args_size): Delete
2264 * config/vax/vms.h (current_function_name): Delete declaration.
2265 * gcse.c: Include "function.h".
2266 (current_function_name, current_function_calls_setjmp): Delete
2268 * haifa-sched.c: Include "function.h".
2269 (forced_labels): Delete declaration.
2271 * reg-stack.c: Likewise.
2272 * reload1.c: Likewise.
2273 * genemit.c (main): Make generated file include function.h.
2274 * genoutput.c (output_prologue): Likewise.
2276 * builtins.c (saveregs_value, apply_args_value): Delete variables.
2277 * emit-rtl.c (reg_rtx_no, first_label_num, first_insn, last_insn,
2278 sequence_rtl_expr, cur_insn_uid, last_linenum, last_filename,
2279 regno_pointer_flag, regno_pointer_flag_length, regno_pointer_align,
2280 regno_reg_rtx, sequence_stack): Delete variables. Add accessor
2281 macros for some of them.
2282 (emit_filename, emit_lineno): Delete declarations.
2283 (gen_reg_rtx): Use memset/memcpy instead of bzero/bcopy. Access
2284 regno_pointer_* variables through current_function.
2285 (gen_inline_header_rtx): Delete function.
2286 (save_emit_status): Delete function.
2287 (set_new_last_label_num): New function.
2288 (clear_emit_caches): New function.
2289 (restore_emit_status): Just clear last_labelnum and call
2291 (get_last_insn_anywhere): Variable sequence_stack is now accessed
2292 through macro seq_stack.
2293 (add_insn_after): Likewise.
2294 (add_insn_before): Likewise.
2295 (remove_insn): Likewise.
2296 (pop_topmost_sequence): Likewise.
2297 (in_sequence_p): Likewise.
2298 (start_sequence_for_rtl_expr): Likewise.
2299 (start_sequence): Likewise, and likewise for
2300 sequence_rtl_expr/seq_rtl_expr.
2301 (push_topmost_sequence): Likewise.
2302 (end_sequence): Likewise.
2303 (init_virtual_regs): Now takes a "struct emit_status *" argument.
2304 All callers changed. Store into that pointer instead of globals.
2305 (init_emit): Allocate emit elt of current_function.
2306 Changes for sequence_rtl_expr/sequence_stack renaming.
2307 Call clear_emit_caches instead of doing it in-line.
2308 Access regno_pointer_* variables through current_function.
2309 (init_emit_once) Don't clear sequence_stack.
2311 * expr.c (pending_stack_adjust, inhibit_defer_pop, pending_chain):
2313 (arg_pointer_save_area): Delete declaration.
2314 (finish_expr_for_function): Renamed from init_queue; no longer static.
2315 (init_expr): Don't call init_queue.
2316 (save_expr_status, restore_expr_status): Delete functions.
2317 (expand_expr): Changes to reflect new layout of struct function.
2318 Don't access current_function_check_memory_usage when current_function
2320 * expr.h (forced_labels, save_expr_regs, saveregs_value,
2321 apply_args_value, current_function_calls_alloca, inhibit_defer_pop,
2322 current_function_outgoing_args_size, current_function_arg_offset_rtx,
2323 current_function_uses_const_pool, function_call_count,
2324 current_function_uses_pic_offset_table, nonlocal_labels,
2325 current_function_internal_arg_pointer, nonlocal_goto_stack_level,
2326 current_function_check_memory_usage, nonlocal_goto_handler_slots,
2327 pending_stack_adjust, target_temp_slot_level, temp_slot_level): Delete
2329 (finish_expr_for_function): Declare.
2330 * flags.h (current_function_has_nonlocal_label,
2331 current_function_has_nonlocal_goto, current_function_is_thunk,
2332 current_function_has_computed_jump): Delete declarations.
2333 * flow.c (forced_labels): Delete declaration.
2334 * function.c (current_function_pops_args,
2335 current_function_returns_struct, current_function_returns_pcc_struct,
2336 current_function_needs_context, current_function_calls_setjmp,
2337 current_function_calls_longjmp, current_function_has_nonlocal_label,
2338 current_function_has_nonlocal_goto, current_function_is_thunk,
2339 current_function_has_computed_jump, current_function_calls_alloca,
2340 current_function_contains_functions, current_function_returns_pointer,
2341 current_function_epilogue_delay_list, current_function_args_size,
2342 current_function_pretend_args_size, current_function_arg_offset_rtx,
2343 current_function_outgoing_args_size, current_function_varargs,
2344 current_function_stdarg, current_function_args_info, cleanup_label,
2345 current_function_name, current_function_uses_const_pool,
2346 current_function_instrument_entry_exit, current_function_return_rtx,
2347 current_function_uses_pic_offset_table, nonlocal_labels,
2348 current_function_internal_arg_pointer, current_function_cannot_inline,
2349 current_function_check_memory_usage, function_call_count,
2350 nonlocal_goto_handler_slots, nonlocal_goto_handler_labels,
2351 nonlocal_goto_stack_level, return_label, save_expr_regs,
2352 stack_slot_list, rtl_expr_chain, tail_recursion_label, temp_slots,
2353 tail_recursion_reentry, arg_pointer_save_area, frame_offset,
2354 context_display, trampoline_list, parm_birth_insn, invalid_stack_slot,
2355 last_parm_insn, max_parm_reg, parm_reg_stack_loc, sequence_rtl_expr,
2356 temp_slot_level, var_temp_slot_level, target_temp_slot_level):
2358 (push_function_context_to): Don't save them. Don't call
2359 save_storage_status, save_emit_status or save_expr_status.
2360 (pop_function_context_from): Don't restore them. Don't call
2361 restore_storage_status or restore_expr_status.
2362 (get_func_frame_size): New function.
2363 (get_frame_size): Use it.
2364 (assign_outer_stack_local): Reflect some member name changes in struct
2366 (put_reg_into_stack): Likewise.
2367 (assign_stack_temp_for_type): sequence_rtl_expr was renamed to
2369 (fixup_var_refs): Likewise.
2370 (fix_lexical_addr): Likewise.
2371 (trampoline_address): Likewise.
2372 (prepare_function_start): Clear field inlinable of current_function.
2373 (init_function_for_compilation): New function.
2374 (expand_dummy_function_end): New function.
2375 (expand_function_end): Call finish_expr_for_function.
2376 * function.h (struct emit_status): New; fields moved here from struct
2377 function and from global variables. Add accessor macros for some of
2379 (struct expr_status): Likewise.
2380 (REGNO_POINTER_ALIGN, REGNO_POINTER_FLAG): Moved here from regs.h.
2381 (struct function): Add fields expr and emit, inlinable, inl_emit,
2382 original_arg_vector, original_decl_initial, inl_last_parm_insn,
2383 inl_max_label_num. Add many comments.
2384 Add accessor macros for all elts of struct function that no longer
2385 have a global variable.
2386 (cleanup_label, return_label, frame_offset, tail_recursion_label,
2387 tail_recursion_reentry, arg_pointer_save_area, rtl_expr_chain,
2388 stack_slot_list): Delete declarations.
2389 (get_func_frame_size): Declare.
2390 (save_expr_status, restore_expr_status, save_emit_status,
2391 save_storage_status, restore_storage_status): Delete declarations.
2392 (init_virtual_regs): Declare.
2393 * output.h (current_function_pops_args,
2394 current_function_returns_struct, current_function_returns_pcc_struct,
2395 current_function_needs_context, current_function_calls_setjmp,
2396 current_function_calls_longjmp, current_function_calls_alloca,
2397 current_function_has_nonlocal_label, current_function_varargs,
2398 current_function_has_computed_jump, current_function_returns_pointer,
2399 current_function_contains_functions, current_function_args_size,
2400 current_function_pretend_args_size, current_function_stdarg,
2401 current_function_outgoing_args_size, current_function_args_info,
2402 current_function_name, current_function_return_rtx,
2403 current_function_epilogue_delay_list,
2404 current_function_uses_const_pool, current_function_cannot_inline):
2405 Delete declarations.
2406 * regs.h (reg_rtx_no, regno_pointer_flag, regno_pointer_flag_length,
2407 regno_reg_rtx): Delete declaration.
2408 (REGNO_POINTER_FLAG): Delete macro.
2409 * stmt.c (expand_goto): Changes to reflect that some fields in struct
2410 function were renamed.
2411 * stor-layout.c (save_storage_status, restore_storage_status): Delete
2413 * toplev.c: Include "function.h".
2414 (current_function_decl): Delete declaration.
2415 (compile_file): Call init_dummy_function_start and
2416 expand_dummy_function_end around some initializations that need to
2418 (rest_of_compilation): Use DECL_SAVED_INSNS properly.
2419 Call init_function_for_compilation.
2420 * unroll.c: Include "function.h"
2421 (unroll_loop): Access regno_pointer_* variables through
2424 * tree.h (struct tree_decl): Add elt f to saved_insns member.
2425 (DECL_SAVED_INSNS): use it.
2426 (expand_dummy_function_end): Declare.
2427 (init_function_for_compilation): Declare.
2428 * calls.c (calls_function_1): Change use of DECL_SAVED_INSNS now
2429 that it's no longer an INLINE_HEADER.
2430 (expand_call): Likewise.
2431 * integrate.c (finish_inline): Delete function.
2432 (max_parm_reg, parm_reg_stack_loc): Delete declarations.
2433 (initialize_for_inline): Delete min_labelno, max_labelno and max_reg
2434 args. Don't generate an INLINE_HEADER rtx, just return the arg
2435 vector. All callers changed.
2436 (save_for_inline_copying): Create a duplicate struct emit_status to
2437 hold the emit state for compiling the current function. Use this and
2438 the other new fields in struct function that are for integration
2439 instead of an INLINE_HEADER.
2440 Use memcpy instead of bcopy.
2441 Store the current struct function in DECL_SAVED_INSNS of fndecl.
2442 (save_for_inline_nocopy): Similar changes, except no new emit_status
2444 (expand_inline_function): Get information from function structure,
2445 not from an inline header rtx.
2446 (output_inline_function): Lose code to extract the necessary
2447 information from an inline header; simply put back the function
2448 structure into current_function. Clear its inlinable elt.
2449 * rtl.def (INLINE_HEADER): Delete.
2450 * rtl.h: Delete all accessors for an INLINE_HEADER.
2451 (gen_inline_header_rtx): Delete declaration.
2452 (regno_reg_rtx, regno_pointer_align, nonlocal_goto_handler_labels):
2453 Delete declarations.
2454 (REGNO_POINTER_ALIGN): Delete.
2455 (clear_emit_caches): Declare.
2456 (set_new_last_label_num): Declare.
2458 Mon Aug 9 01:52:24 1999 Jason Merrill <jason@yorick.cygnus.com>
2460 * print-tree.c (print_node): Print base for OFFSET_TYPEs.
2462 * except.c (expand_eh_region_start_for_decl): Always start a new block.
2463 * stmt.c (is_eh_region): Make sure current_function is present, too.
2465 Mon Aug 9 01:15:24 1999 Jeffrey A Law (law@cygnus.com)
2467 * pa.h (HARD_REGNO_MODE_OK): Correctly handle FPregs, even when
2468 for 64bit PA targets.
2470 * pa.h (SELECT_SECTION): Define.
2471 * som.h (SELECT_SECTION): Delete.
2473 Sun Aug 8 15:13:20 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2475 * alias.c (init_alias_analysis): Wrap call to
2476 `prologue_epilogue_contains' within HAVE_prologue||HAVE_epilogue.
2478 1999-08-07 Bruce Korb <autogen@linuxbox.com>
2480 * fixinc/inclhack.def(irix_asm_apostrophe): IRIX 5.2's
2481 <sys/asm.h> contains an asm comment with an apostrophe
2482 * fixinc/inclhack.sh: regen
2483 * fixinc/fixincl.x: regen
2485 Sat Aug 7 19:37:07 1999 Richard Henderson <rth@cygnus.com>
2487 * function.c (init_function_start): Clear prologue & epilogue.
2488 (prologue_epilogue_contains): New function.
2489 * alias.c (init_alias_analysis): Use it.
2490 * rtl.h (prologue_epilogue_contains): Declare it.
2492 Sat Aug 7 19:32:16 1999 Richard Henderson <rth@cygnus.com>
2494 * jump.c (onlyjump_p): New function.
2495 * rtl.h: Declare it.
2496 * flow.c (delete_unreachable_blocks): Use onlyjump_p instead
2497 of condjump_p in calling tidy_fallthru_edge and merge_blocks.
2499 Sat Aug 7 17:09:36 1999 Richard Henderson <rth@cygnus.com>
2501 * global.c (build_insn_chain): Use EXECUTE_IF_SET_IN_REG_SET
2502 to invert loops. Simplify block scanning.
2504 Sat Aug 7 02:11:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2506 * gcse.c (hash_scan_set): Treat SYMBOL_REFs like CONST_INTs.
2507 (cprop_insn): Treat SYMBOL_REFs like CONST_INTs.
2509 1999-08-07 Jonathan Larmour <jlarmour@cygnus.co.uk>
2511 * config/sparc/liteelf.h: New file to support sparclite-elf target
2512 * config/sparc/t-sp86x: New file to support sparc86x targets
2513 * config/sparc/sp86x-aout.h: New file to support sparc86x-aout target
2514 * config/sparc/sp86x-elf.h: New file to support sparc86x-elf target
2515 * configure.in: Support above target triplets
2516 * configure: Regenerated
2518 Sat Aug 7 01:39:27 1999 Philippe De Muyter <phdm@macqel.be>
2520 * fixinc/server.c (server_setup): Do not prefix function used as
2523 Sat Aug 7 00:21:20 1999 Richard Henderson <rth@cygnus.com>
2525 * alpha.md (movhi and movqi patterns): Correct predicate for !BWX.
2526 Remove fp reg alternatives.
2528 Sat Aug 7 00:06:54 1999 Jeffrey A Law (law@cygnus.com)
2530 * Makefile.in (TAROUTOPTS): Kill.
2531 (install-headers-tar): Use "xpf" for tar headerfile extraction
2532 * i370/x-oe (TAROUTOPTS): Delete.
2533 * m68k/x-apollo68 (TAROUTOPTS): Delete.
2534 * m68k/x-hp320 (TAROUTOPTS): Delete.
2535 * m68k/x-hp320g (TAROUTOPTS): Delete.
2536 * gcc.texi: Update bug reporting text.
2538 1999-08-6 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
2540 * reg-stack.c (change_stack) Fixed problem with negative array index.
2542 Fri Aug 6 23:08:44 1999 Jeffrey A Law (law@cygnus.com)
2544 * extend.texi, install.texi: Fix spelling mistakes.
2546 * Makefile.in (PREMADE_ATTRTAB_MD, PREMADE_ATTRTAB): Delete.
2547 (s-attrtab); No longer try to use pre-made insn-attrtab file.
2548 * mips/t-bsd: Delete references to obsolete PREMADE_ATTRTAB and
2550 * mips/t-ecoff: Likewise.
2551 * mips/t-elf: Likewise.
2552 * mips/t-mips: Likewise.
2553 * mips/t-osfrose: Likewise.
2554 * mips/t-r3900: Likewise.
2555 * mips/t-svr3: Likewise.
2556 * mips/t-svr4: Likewise.
2557 * mips/t-ultrix: Likewise.
2559 * gcc.texi: Document recommend means to provide software floating
2560 point libraries in libgcc.a
2562 1999-08-06 Jason Merrill <jason@yorick.cygnus.com>
2564 * c-lex.c (yylex): We can have a number with no digits.
2566 Fri Aug 6 16:53:55 EDT 1999 John Wehle (john@feith.com)
2568 * jump.c (delete_prior_computation): New function, broken
2569 out of delete_computation. Check for side effects with
2570 side_effects_p instead of FIND_REG_INC_NOTE. Handle
2571 multi-word hard registers.
2572 (delete_computation): Use it. Check for side effects with
2573 side_effects_p instead of FIND_REG_INC_NOTE. Synthesize a
2574 missing REG_DEAD note for a register which is both set and
2577 Fri Aug 6 11:05:29 1999 Jeffrey A Law (law@cygnus.com)
2579 * elf.h (TEXT_SPACE_P, FUNCTION_NAME_P): Delete.
2580 (ASM_GLOBALIZE_LABEL, ASM_OUTPUT_INT, ASM_OUTPUT_DOUBLE_INT): Likewise.
2581 (ASM_FILE_START): Import _mcount with the right type.
2582 (ASM_DECLARE_FUNCTION_NAME): Define.
2583 (ASM_OUTPUT_EXTERNAL, ASM_OUTPUT_EXTERNAL_LIBCALL): Define.
2584 * pa.c (output_function_prologue): Always emit the function's label
2586 * pa.h (TEXT_SPACE_P): Define.
2587 (FUNCTION_NAME_P, ENCODE_SECTION_INFO, STRIP_NAME_ENCODING): Likewise.
2588 (ASM_OUTPUT_INT, ASM_OUTPUT_DOUBLE_INT, ASM_GLOBALIZE_LABEL): Likewise.
2589 * som.h (TEXT_SPACE_P): Delete.
2590 (FUNCTION_NAME_P, ENCODE_SECTION_INFO, STRIP_NAME_ENCODING): Likewise.
2591 (ASM_GLOBALIZE_LABEL, ASM_OUTPUT_INT): Likewise.
2593 Thu Aug 5 19:29:39 1999 Jim Wilson <wilson@cygnus.com>
2595 * expr.c (emit_group_load): Allow src to be a CONCAT.
2597 Thu Aug 5 22:27:15 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
2599 * config/sh/lib1funcs.asm (___movstrSI0): Change or r0,r0,r0 to nop.
2600 (___mulsi3): Use '!' comment character.
2602 Thu Aug 5 13:34:14 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2604 * reload1.c (maybe_fix_stack_asms): Also declare P as "const char *".
2606 Thu Aug 5 02:40:42 1999 Jeffrey A Law (law@cygnus.com)
2608 * gcc.c: Update URLs and mail addresses.
2609 * gcc.texi: Likewise.
2611 Thu Aug 5 01:14:13 1999 Daniel Jacobowitz <drow@false.org>
2613 * rs6000.c (current_file_function_operand): Return zero for
2615 (rs6000_encode_section_info): Do not set SYMBOL_REF_FLAG for
2617 * rs6000.h (ENCODE_SECTION_NIFO): Do not set SYMBOL_REF_FLAG
2620 Thu Aug 5 00:56:30 1999 Geoffrey Keating <geoffk@cygnus.com>
2622 * rs6000.c (rs6000_stack_info): For ABI_V4/ABI_SOLARIS -fpic, always
2623 allocate space in the stack frame for the PIC register.
2625 Thu Aug 5 00:20:47 1999 Jeffrey A Law (law@cygnus.com)
2627 * m68k.md (xordi3, anddi3): These patterns are not available on
2630 Wed Aug 4 23:39:20 1999 Mark Mitchell <mark@codesourcery.com>
2632 * real.c (GET_REAL): Don't violate ANSI/ISO aliasing rules.
2633 (PUT_REAL): Likewise.
2635 Wed Aug 4 20:45:04 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
2637 * final.c (shorten_branches): Don't add an alignment for loops
2638 that have no label inside.
2640 Wed Aug 4 16:39:24 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2642 * builtins.c (expand_builtin_memcmp, expand_builtin_strcmp): Wrap
2643 prototypes in macro HAVE_cmpstrsi.
2645 * cpplib.c (cpp_get_token): Remove unused label `op3'.
2647 * emit-rtl.c (operand_subword): Remove unused variable
2650 * rtl.c (shallow_copy_rtx): Remove unused variable `format_ptr'.
2652 * tree.c (chainon): Wrap variable `t2' in macro ENABLE_CHECKING.
2654 Wed Aug 4 13:29:23 1999 Zack Weinberg <zack@bitmover.com>
2656 * cpphash.c (macroexpand): Delete leading whitespace when arg
2657 is concatenated before.
2658 (unsafe_chars): Correct test for whether + and - can extend a
2661 * cppinit.c (cpp_start_read): Do dependencies for
2662 -include/-imacros files also.
2664 * cpplib.c (cpp_scan_buffer): In no-output mode, don't bother
2665 tokenizing non-directive lines.
2666 (cpp_expand_to_buffer): Temporarily disable no-output mode.
2667 * cppmain.c: In no-output mode, just call cpp_scan_buffer for
2670 Wed Aug 4 12:53:44 1999 Jason Merrill <jason@yorick.cygnus.com>
2672 * expr.c (expand_expr, case PLUS_EXPR): Fix parallel case, too.
2674 * c-lex.c: Sync with C++ frontend.
2675 (linemode): New variable.
2676 (parse_float): imag, conversion_errno, and type are output only.
2677 (yylex): Adjust. Move initial '.' case into main switch.
2679 (handle_generic_pragma): Just deal with tokens.
2680 (readescape): Use ISXDIGIT and ISGRAPH.
2681 * c-parse.in: Add END_OF_LINE token.
2683 * c-lex.c (lang_init): Generalize.
2684 (nextchar): Remove. Replace uses with UNGETC.
2685 (skip_white_space): Handle linemode here. Optimize for cpplib.
2686 (skip_white_space_on_line): Remove.
2687 (extend_token_buffer_to): New fn.
2688 (extend_token_buffer): Use it.
2689 (read_line_number, check_newline): Just deal with tokens.
2690 (token_getch, token_put_back): New fns.
2691 (yylex): Use them. More cpplib optimizations. Simplify.
2693 Wed Aug 4 12:53:44 1999 Michael Tiemann <tiemann@holodeck.cygnus.com>
2694 Jason Merrill <jason@yorick.cygnus.com>
2696 * c-lex.c (init_parse): Set cpp_token to CPP_DIRECTIVE.
2697 (consume_string): Make this smart about USE_CPPLIB.
2698 (check_newline): Rewrite to be intelligent about USE_CPPLIB.
2699 (yylex): Rewrite to be intelligent about USE_CPPLIB.
2700 Also, clean up cases where we redundantly set token_buffer[0].
2701 (read_line_number): New fn.
2702 (ignore_escape_flag): New variable.
2704 Wed Aug 4 13:12:17 1999 Jeffrey A Law (law@cygnus.com)
2706 * a29k/t-a29kbare: Fix some comments.
2707 (LIB2FUNCS_EXTRA): Remove fp-bit.c and dp-bit.c
2708 (FPBIT, DPBIT): Define.
2709 * a29k/t-vx29k: Likewise.
2710 * arc/t-arc: Likewise.
2711 * arm/t-arm-elf: Likewise.
2712 * arm/t-bare: Likewise.
2713 * arm/t-pe: Likewise.
2714 * arm/t-pe-thumb: Likewise.
2715 * arm/t-semi: Likewise.
2716 * arm/t-thumb: Likewise.
2717 * arm/t-thumb-elf: Likewise.
2718 * arm/t-thumb-linux: Likewise.
2719 * h8300/t-h8300: Likewise.
2720 * i960/t-i960: Likewise.
2721 * i960/t-vxworks960: Likewise.
2722 * m32r/t-m32r: Likewise.
2723 * mips/t-ecoff: Likewise.
2724 * mips/t-elf: Likewise.
2725 * mips/t-r3900: Likewise.
2726 * pa/t-pro: Likewise.
2727 * rs6000/t-aix43: Likewise.
2728 * rs6000/t-beos: Likewise.
2729 * rs6000/t-newas: Likewise.
2730 * rs6000/t-ppccomm: Likewise.
2731 * rs6000/t-rs6000: Likewise.
2732 * rs6000/t-winnt: Likewise.
2733 * rs6000/t-xnewas: Likewise.
2734 * rs6000/t-xrs6000: Likewise.
2735 * sh/t-sh: Likewise.
2736 * sparc/t-elf: Likewise.
2737 * sparc/t-sparcbare: Likewise.
2738 * sparc/t-sparclite: Likewise.
2739 * sparc/t-splet: Likewise.
2740 * v850/t-v850: Likewise.
2741 * mn10200/t-mn10200: Fix comments.
2742 * mn10300/t-mn10300: Likewise.
2744 * pa.md (divsi3, udivsi3, modsi3, umodsi3 expanders): Clobber a new
2745 dummy operand. Allocate a new pseudo for the dummy operand.
2746 (divsi3, udivsi3, modis3, umodsi3 patterns): Corresponding changes.
2748 * pa.md (movqi, movhi patterns): Do not expose FP regs to regclass.
2750 Wed Aug 4 11:53:55 1999 Tom Tromey <tromey@cygnus.com>
2752 * configure: Rebuilt.
2753 * configure.in: Removed --enable-java-gc option and JAVAGC subst.
2755 Wed Aug 4 09:06:14 1999 Richard Earnshaw (rearnsha@arm.com)
2757 * recog.c (preproces_constraints): Zero recog_op_alt before
2758 processing the constraints.
2760 * arm.c (typedef minipool_node): Renamed from pool_node.
2761 (minipool_vector, minipool_size, minipool_vector_label): Similarly.
2762 (add_minipool_constant): New function.
2763 (dump_minipool): New function.
2764 (find_barrier): Remove special case for getting the insn size of
2765 an insn that references the constant pool.
2766 (minipool_fixup): New structure.
2767 (push_minipool_barrier): New function.
2768 (push_minipool_fix): New function.
2769 (note_invalid_constants): New function.
2770 (add_pool_constant, dump_table, fixit, broken_move): Delete.
2771 (arm_reorg): Rewrite code to fix up the constant pool into a
2772 series of mini-pools embedded in the insn stream.
2773 (arm_output_epilogue): New function, made mainly from the body
2774 of output_func_epilogue.
2775 (output_func_epilogue): Move insn generation part of epilogue code
2776 to arm_output_epilogue.
2777 * arm.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY): Delete.
2778 * arm.md (pool_range): New attribute.
2779 (zero_extendqidi2): Add attribute pool_range.
2780 (zero_extend_hisi_insn, load_extendqisi, extendhisi_insn,
2781 extendqihi_insn, extendqisi_insn, movdi, movsi_insn, pic_load_addr,
2782 pic_load_addr_based_insn, movhi_insn_arch4, movhi_insn_littleend,
2783 movhi_insn_bigend, loadhi_si_bigend, movsf_hard_insn, movsf_soft_insn,
2784 movdf_hard_insn, movdf_soft_insn, movxf_hard_insn): Likewise.
2785 (epilogue): New expand.
2786 (epilogue_insn): New insn. Call arm_output_epilogue.
2788 * arm.c (arm_poke_function_name): Undo change of July 17. Tidy up.
2789 * arm.h (TARGET_SWITCHES): Add missing doc string for TARGET_DEFAULT.
2791 Mon Aug 2 19:18:44 1999 Jason Merrill <jason@yorick.cygnus.com>
2793 * linux.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
2795 1999-08-04 Mark Elbrecht <snowball3@bigfoot.com>
2797 * config/i386/djgpp.h (BSS_SECTION_ASM_OP): Define.
2799 Wed Aug 4 02:15:32 1999 Richard Henderson <rth@cygnus.com>
2801 * jump.c (delete_insn): Delete the addr_vec when deleting a tablejump.
2803 Wed Aug 4 01:48:08 1999 Jim Kingdon <http://developer.redhat.com>
2805 * global.c: Fix comment.
2807 Wed Aug 4 01:43:01 1999 Ian Lance Taylor <ian@zembu.com>
2809 * gcc.c (access_check): New static function.
2810 (find_a_file): Use it when searching a directory list.
2811 * collect2.c (find_a_file): Don't accept directories found when
2812 searching a directory list.
2814 Wed Aug 4 01:40:43 1999 Philippe De Muyter <phdm@macqel.be>
2816 * tlink.c (symbol_hash_lookup): Do not prefix functions used as
2817 function parameters with `&'.
2818 (file_hash_lookup, demangled_hash_lookup, tlink_init): Ditto.
2820 Wed Aug 4 01:08:44 1999 Jeffrey A Law (law@cygnus.com)
2822 * flow.c (delete_unreachable_blocks): Do not call merge_blocks
2823 or tidy_fallthru_edge if the last insn in the block is not
2824 an unconditional jump or a simple conditional jump.
2826 Tue Aug 3 20:21:20 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
2828 * Makefile.in (c-decl.o): Depends on defaults.h.
2830 Tue Aug 3 14:14:52 1999 Jeffrey A Law (law@cygnus.com)
2832 * pa.h (HARD_REGNO_NREGS): FP registers are always 4 bytes wide for
2834 (CLASS_MAX_NREGS): Likewise.
2836 Tue Aug 3 03:51:20 1999 Jeffrey A Law (law@cygnus.com)
2838 * cse.c (cse_insn): Fix dumb thinko in last change.
2840 Tue Aug 3 10:36:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2842 * reload1.c (maybe_fix_stack_asms): Declare CONSTRAINTS as
2845 Mon Aug 2 23:45:45 1999 Hans-Peter Nilsson <hp@bitrange.com>
2847 * dwarf2out.c (add_location_or_const_value_attribute): Correct
2848 test for sizes of passed and declared parameter types.
2850 Tue Aug 3 00:03:41 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2852 * fixincludes: Fix the return type of bsearch, char* -> void*.
2854 * fixinc/inclhack.def: Likewise.
2856 Mon Aug 2 18:29:32 1999 Mark Mitchell <mark@codesourcery.com>
2858 * invoke.texi (-fdump-translation-unit): New option.
2860 Mon Aug 2 17:54:19 1999 Richard Henderson <rth@cygnus.com>
2862 * expr.h (PROMOTE_PROTOTYPES): Move ...
2863 * defaults.h: ... to here.
2864 * c-decl.c: Include defaults.h instead of expr.h.
2865 * c-typeck.c: Include defaults.h.
2867 Mon Aug 2 17:10:24 1999 Mark Mitchell <mark@codesourcery.com>
2869 * toplev.h (errorcount): Declare.
2870 (warningcount): Likewise.
2871 (sorrycount): Likewise.
2872 * c-lex.c (errorcount): Don't declare.
2873 * dwarf2out.c (errorcount): Don't declare.
2875 Mon Aug 2 17:02:08 1999 Jason Merrill <jason@yorick.cygnus.com>
2877 * config/libgloss.h: Add a note discouraging use with ELF.
2878 * configure.in: Don't use libgloss.h for ELF targets.
2879 Always use_collect2 on a.out targets.
2881 Mon Aug 2 16:27:42 1999 Jim Wilson <wilson@cygnus.com>
2883 * combine.c (force_to_mode, case LSHIFTRT): Add goto shiftrt.
2884 (force_to_mode, case ASHIFTRT): Add shiftrt label.
2886 Tue Aug 3 00:45:02 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
2888 * loop.c (strength_reduce): When doing biv->giv conversion, update
2889 reg note of NEXT->insn.
2891 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
2893 * real.c (PUT_REAL): Clear unused bytes if long double is IEEE quad.
2895 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
2897 * c-decl.c (get_parm_info, store_parm_decls): Change all uses of
2898 PROMOTE_PROTOTYPES, so that it tests it as a C expression.
2899 Ensure expr.h is included.
2900 * c-typecheck.c (convert_arguments): Ditto.
2902 * expr.h: Supply default for PROMOTE_PROTOTYPES (0).
2904 * config/arc/arc.h: Define PROMOTE_PROTOTYPES to 1.
2905 * config/convex/convex.h: Ditto.
2906 * config/dsp16xx/dsp16xx.h: Ditto.
2907 * config/fx80/fx80.h: Ditto.
2908 * config/gmicro/gmicro.h: Ditto.
2909 * config/i370/i370.h: Ditto.
2910 * config/i386/i386.h: Ditto.
2911 * config/m32r/m32r.h: Ditto.
2912 * config/m68k/m68k.h: Ditto.
2913 * config/m88k/m88k.h: Ditto.
2914 * config/mips/mips.h: Ditto.
2915 * config/pa/pa.h: Ditto.
2916 * config/pyr/pyr.h: Ditto.
2917 * config/tahoe/tahoe.h: Ditto.
2918 * config/we32k/we32k.h: Ditto.
2920 * config/sparc/sparc.h: Define PROMOTE_PROTOTYPES
2923 * config/i1750a/i1750a.h: Define PROMOTE_PROTOTYPES to 0.
2925 * config/i860/paragon.h: Remove PROMOTE_PROTOTYPES
2928 * tm.texi: Document new usage of PROMOTE_PROTOTYPES.
2930 1999-08-02 Richard Henderson <rth@cygnus.com>
2932 * m32r.c (m32r_setup_incoming_varargs): Use get_varargs_alias_set
2933 for the register spill block.
2935 * m32r.h (EXPAND_BUILTIN_VA_ARG): New.
2936 (EXPAND_BUILTIN_SAVEREGS): Delete #if 0 code.
2938 * m32r.h (INT8_P): Don't short-cut test with (unsigned).
2939 (INT16_P, CMP_INT16_P, UINT16_P): Likewise.
2940 (UPPER16_P, UINT24_P, INT32_P, UINT5_P): Likewise.
2942 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
2944 * config/sparc/linux.h: Define WCHAR_TYPE as "int" and undef
2945 MAX_WCHAR_TYPE defined in sparc.h.
2946 * config/sparc/linuxaout.h: Likewise.
2947 * config/sparc/linux64.h: Likewise.
2948 Also default to -mvis if CPU is UltraSPARC.
2950 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
2952 * config/sparc/sparc.h (ASM_DECLARE_REGISTER_GLOBAL): New macro.
2953 (RTX_OK_FOR_OLO10): Likewise.
2954 (GO_IF_LEGITIMATE_ADDRESS): If assembler supports offsetable
2955 %lo(), allow it in addresses...
2956 (PRINT_OPERAND_ADDRESS): ... and print it appropriately.
2957 * config/sparc/sparc.md (sethi_di_medlow_embmedany_pic): sethi %lo()
2958 does not make sense.
2959 * config/sparc/sparc.c (sparc_hard_reg_printed): New array.
2960 (sparc_output_scratch_registers): New function.
2961 (output_function_prologue, sparc_flat_output_function_prologue): Use
2963 * varasm.c (make_decl_rtl): Use ASM_DECLARE_REGISTER_GLOBAL if
2965 * tm.texi (ASM_DECLARE_REGISTER_GLOBAL): Document it.
2966 * configure.in: Add check for .register pseudo-op support in as and
2967 check for offsetable %lo().
2968 * acconfig.h: Add templates for the above checks.
2969 * configure: Regenerate.
2971 1999-08-02 Richard Henderson <rth@cygnus.com>
2973 * sparc/linux64.h (TARGET_DEFAULT): Remove MASK_APP_REGS.
2974 * sparc/sol2-sld-64.h (TARGET_DEFAULT): Likewise.
2975 * sparc/sol2.h (TARGET_DEFAULT): Likewise.
2977 Mon Aug 2 23:46:45 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
2979 * loop.c (strength_reduce): When doing biv->giv conversion, fix up
2982 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
2984 * config/float-sparc.h: New file.
2985 * configure.in: Use float_format=sparc for sparc-*-linux-gnulibc1,
2986 sparc-*-linux-gnu and sparc64-*-linux*.
2988 1999-08-02 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2990 * rs6000.c (rs6000_va_list): Type is an array.
2991 (rs6000_va_start): Don't doubly adjust for varargs.
2992 (rs6000_va_arg): Evaluate long long GPR adjustment.
2994 Mon Aug 2 16:15:57 1999 David Edelsohn <edelsohn@gnu.org>
2996 * rs6000/aix43.h (SUBTARGET_SWITCHES): Use -m64 and -m32 instead of
2997 -maix64 and -maix32.
2998 (ASM_SPEC, ASM_CPU_SPEC, CPP_SPEC, CPP_CPU_SPEC, LIB_SPEC,
2999 LINK_SPEC): Change appropriately.
3000 * rs6000/rs6000.c (short_cint_operand): Use CONST_OK_FOR_LETTER_P.
3001 (u_short_cint_operand): Likewise.
3002 * rs6000/rs6000.md (movdi splitters): Add TARGET_POWERPC64 support
3004 * rs6000/t-aix43 (MULTILIB): Change to -m64.
3006 * invoke.texi (RS/6000 Submodel): Document 64-bit processor options.
3008 Mon Aug 2 16:15:57 1999 Geoff Keating <geoffk@cygnus.com>
3010 * rs6000/rs6000.c (num_insns_constant_wide): Correct
3012 (add_operand): Get test correct for 64-bit HOST_WIDE_INT.
3013 (non_add_cint_operand): Likewise.
3014 (logical_operand): Likewise.
3015 (non_logical_cint_operand): Likewise.
3016 (print_operand): Correct printf()s for 64-bit HOST_WIDE_INT.
3017 (print_operand_address): Correct printf() for 64-bit HOST_WIDE_INT.
3018 (rs6000_select_rtx_section): Suppress warning.
3019 (small_data_operand): Suppress warning.
3020 (rs6000_got_register): Suppress warning.
3021 * rs6000/rs6000.md (andsi3): HOST_WIDE_INT is a signed
3022 type, so `J' is generally the wrong constraint for a SImode value;
3024 (andsi3_internal2): Likewise.
3025 (andsi3_internal3): Likewise.
3026 (iorsi3_internal1): Likewise.
3027 (xorsi3_internal1): Likewise.
3029 (movsf_softfloat): Likewise.
3030 (scc insns): Likewise.
3031 (movsi+2): Preserve sign bits of SImode constant.
3032 (floatsidf2_internal+1): Sign-extend SImode constant correctly.
3033 (movdf+1): Sign-extend properly.
3034 (movdi_32+1): Sign-extend properly.
3035 (scc insns): Sign-extend properly.
3037 * md.texi (RS/6000 EXTRA_CONSTRAINTS): Update documentation for J,
3040 1999-08-02 Richard Henderson <rth@cygnus.com>
3042 * alpha.c (override_options): Move ev6 alpha_tp frobbing out of
3044 (print_operand): Notice alpha_fptm not alpha_tp for sw completion.
3045 * alpha.md (all fp insns): Likewise.
3047 1999-08-02 Nick Clifton <nickc@cygnus.com>
3049 * config/v850/v850.h (STRICT_ALIGNMENT): Only define if not
3052 Mon Aug 2 03:38:33 1999 Jeffrey A Law (law@cygnus.com)
3054 * pa.c (legitimize_pic_address): Clarify comments. Do not call the
3055 pic_load_label generator directly.
3056 * pa.md (pic_load_label): Clarify comments. Remove modes on operands.
3057 No longer a named pattern.
3059 Mon Aug 2 09:38:10 1999 Nick Clifton <nickc@cygnus.com>
3061 * explow.c (force_reg): Call force_operand if X does not
3062 satisfy general_operand.
3064 Mon Aug 2 01:34:22 1999 Jeffrey A Law (law@cygnus.com)
3066 * fix-header.c (main): When testing for CONTINUED, use string
3067 equality, not pointer equality.
3069 Mon Aug 2 01:27:24 1999 Dan Nicolaescu <dann@ics.uci.edu>
3071 * sparc.c (sparc_block_profiler): Use the %g2 register, not %o0.
3073 Sun Aug 1 22:46:42 1999 Jeffrey A Law (law@cygnus.com)
3075 * cse.c (cse_insn): Fix loop which deletes insns after a jump
3076 that has become an unconditional jump.
3078 * m68k.c (output_function_prologue): Fix typo in CPU32 case.
3079 (output_function_epilogue): Similarly.
3081 Sun Aug 1 20:14:00 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3083 * tree.h (init_dummy_function_start): Declare.
3085 Sun Aug 1 12:55:31 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3087 * stmt.c (emit_filename, emit_lineno, expr_stmts_for_value,
3088 last_expr_type, last_expr_value, block_start_count, block_stack,
3089 stack_block_stack, cond_stack, loop_stack, case_stack, nesting_stack,
3090 nesting_depth, goto_fixup_chain): Delete global vars; now allocated
3091 dynamically in stmt elt of struct function for each function.
3092 (struct nesting): Rename function_call_count elt to n_function_calls,
3093 target_temp_slot_level to block_target_temp_slot_level. All users
3095 (struct stmt_status): New structure definition.
3096 Add many accessor macros for stmt_status elements which previously
3097 were global variables.
3098 (init_stmt_for_function): Allocate stmt elt for current_function.
3099 Reflect that block_start_count was renamed to
3100 current_block_start_count.
3101 (save_stmt_status, restore_stmt_status): Delete functions.
3102 (preserve_subexpressions_p): Don't access loop_stack when outside
3104 (expand_start_bindings): Reflect that block_start_count was renamed to
3105 current_block_start_count.
3106 (expand_fixup): Likewise.
3107 (expand_decl): Don't access block_stack when outside a function.
3108 (expand_decl_cleanup): Likewise.
3109 (expand_dcc_cleanup): Likewise.
3110 (expand_dhc_cleanup): Likewise.
3111 (expand_anon_union_decl): Likewise.
3112 (set_file_and_line_for_stmt): New function.
3113 (in_control_zone_p): New function.
3115 * function.h (struct function): Add new elt stmt.
3116 Delete elts block_stack, stack_block_stack, cond_stack, loop_stack,
3117 case_stack, nesting_stack, nesting_depth, block_start_count,
3118 last_expr_type, last_expr_value, expr_stmts_for_value, emit_filename,
3119 emit_lineno, goto_fixup_chain.
3120 (save_eh_status, restore_eh_status, save_stmt_status,
3121 restore_stmt_status): Delete declarations.
3122 * function.c (push_function_context_to): Don't call save_stmt_status.
3123 (pop_function_context_to): Don't call restore_stmt_status.
3124 * tree.h (in_control_zone_p): Declare.
3125 * rtl.h (set_file_and_line_for_stmt): Declare.
3127 * emit-rtl.c (emit_line_note): Don't set emit_filename/emit_lineno;
3128 call set_file_and_line_for_stmt.
3130 Thu Jul 31 12:34:45 1999 Joe Buck <jbuck@synopsys.com>
3132 * gcc.texi: Use terms "GNU Compiler Collection" and "GCC".
3133 Also update copyright.
3135 Sat Jul 31 11:10:07 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3137 * c-pragma.c: Don't include "except.h".
3138 * emit-rtl.c: Likewise.
3139 * stor-layout.c: Likewise.
3141 * varasm.c: Likewise.
3143 * flow.c: Include "function.h".
3144 * tree.h (init_dummy_function_start): Declare new function.
3146 * except.h (struct eh_status): New structure.
3147 (struct label_node, struct eh_entry): Declare even if tree.h hasn't
3149 (eh_return_stub_label, ehstack, catchstack, ehqueue,
3150 catch_clauses, false_label_stack, caught_return_label_stack,
3151 protect_list, current_function_ehc): Add accessor macros for the
3152 corresponding fields in current_function->eh; delete declarations
3153 for all items that used to be declared here.
3154 * except.c (eh_return_stub_label, ehstack, catchstack, ehqueue,
3155 catch_clauses, false_label_stack, caught_return_label_stack,
3156 protect_list, current_function_ehc): Delete variables.
3157 (init_eh_for_function): Allocate current_function->eh.
3158 (save_eh_status, restore_eh_status): Delete functions.
3160 * function.h (struct function): Add fields next_global and eh.
3161 Delete all exception handling related fields.
3162 * function.c (current_function): New variable.
3163 (all_functions): New variable.
3164 (push_function_context_to): Don't allocate a struct function,
3165 use current_function instead. Call init_dummy_function_start when
3166 outside a function. Clear current_function before returning.
3167 (pop_function_context_from): Restore current_function.
3168 Don't free the restored struct function.
3169 (prepare_function_start): New function.
3170 (init_dummy_function_start): New function.
3171 (init_function_start): Break out some code into prepare_function_start
3174 * stmt.c (save_stmt_status): Don't call save_eh_status.
3175 (restore_stmt_status): Don't call restore_eh_status.
3177 * Makefile.in: Update dependencies.
3179 Sat Jul 31 04:10:01 1999 Jeffrey A Law (law@cygnus.com)
3181 * pa.c (compute_frame_size): Use STARTINg_FRAME_OFFSET instead
3182 of depending on a magic constant value. Update comments.
3183 (hppa_expand_prologue): Similarly.
3185 * pa.md (reload_indi, reload_outdi): Allow any register for the
3186 original reload register.
3188 Fri Jul 30 19:41:35 1999 Jim Wilson <wilson@cygnus.com>
3190 * cccp.c (print_help): Change marcos to macros.
3192 1999-07-30 Richard Henderson <rth@cygnus.com>
3194 * c-typeck.c (initializer_constant_valid_p): Move ...
3195 * c-common.c (initializer_constant_valid_p): ... here. Use
3196 FOO_TYPE_P instead of tests against TREE_CODE. Allow subtraction
3198 * c-common.h (initializer_constant_valid_p): Declare.
3199 * c-tree.h (initializer_constant_valid_p): Remove.
3201 Fri Jul 30 16:33:42 1999 Mathias Froehlich <frohlich@na.uni-tuebingen.de>
3203 * config/i386/sol2-c1.asm: Align the stack.
3204 * config/i386/sol2-gc1.asm: Likewise.
3206 1999-07-30 Vladimir Makarov <vmakarov@loony.cygnus.com>
3208 * config/sparc/sparc.h (ASM_CPU32_DEFAULT_SPEC): Change -Av8 onto
3209 -Asparclite for sparc86x.
3210 (CPP_CPU32_DEFAULT_SPEC, CPP_CPU_SPEC): Remove -D__sparc_v8__ for
3212 (ASM_CPU_SPEC): Use -Asparclite for sparc86x.
3214 Fri Jul 30 14:53:56 1999 Jakub Jelinek <jj@ultra.linux.cz>
3216 * config/sparc/linux64.h (CC1_SPEC): Preserve CPU specified by
3217 the user if using the non-default arch size in BI_ARCH configuration.
3218 * config/sparc/sol2-sld-64.h (CC1_SPEC): Ditto.
3220 * config/sparc/sparc.md (cmp_mul_set, cmp_udiv_cc_set):
3221 Fix patterns so that they actually match.
3222 (cmp_sdiv_cc_set): Ditto, also don't require g0 to be zero.
3223 (mulsidi3_sp64, const_mulsidi3_sp64): New patterns.
3224 (const_mulsidi3_sp32): Renamed from const_mulsidi3, only on
3226 (mulsidi3): Reflect this in the expand.
3227 (smulsi3_highpart): Only on TARGET_ARCH32.
3228 (umulsidi3_sp64, const_umulsidi3_sp64): New patterns.
3229 (const_umulsidi3_sp32): Renamed from const_umulsidi3.
3230 (umulsidi3): Reflect this in the expand.
3231 (umulsi3_highpart): Only on TARGET_ARCH32.
3232 (divsi3_sp32): Renamed from divsi3, only on TARGET_ARCH32,
3233 don't require g0 to be zero.
3234 (udivsi3_sp32): Renamed from udivsi3, only on TARGET_ARCH32.
3235 ({,u}divsi3): New expands.
3236 ({,u}divsi3_sp64): New patterns.
3237 (after lshrdi3_v8plus): Four new patterns to help combiner
3238 optimizing nested mixed mode shifts.
3240 * config/sparc/sparc.c (sparc_override_options): Use deprecated
3241 v8 instructions if optimizing for UltraSPARC I, II, IIi, as it
3242 speed things up. Don't use them by default on plain v9 in 64bit
3243 mode, according to what SPAMv9 sais.
3245 * config/sparc/sparc.h: Fix comments, e.g. Linux already preserves
3246 top 32 bits of %[og][0-7] in signal handlers.
3247 Also, TARGET_HARD_MUL32 now is only true for TARGET_ARCH32.
3249 Fri Jul 30 03:00:41 1999 Jeffrey A Law (law@cygnus.com)
3251 * pa.md (zvdep_imm32): Renamed from zvdep_imm.
3252 (ashlsi3): Corresponding changes.
3254 * pa.c (compute_zdepwi_operands): Renamed from compute_zdepi_operands.
3256 Thu Jul 29 18:37:13 1999 Jeffrey A Law (law@cygnus.com)
3258 * pa.h (FIRST_PARM_CALLER_OFFSET): Delete.
3260 Thu Jul 29 19:01:58 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3262 * arm.h (Hint): Delete macro.
3263 Substitute HOST_WIDE_INT for Hint in some prototypes.
3264 * arm.c: Substitute HOST_WIDE_INT for Hint in one prototype.
3266 Thu Jul 29 09:21:42 1999 Nick Clifton <nickc@cygnus.com>
3268 * builtins.c (expand_builtin_setjmp): Use force_operand to
3269 make sure that the buffer address is in a suitable form to be
3270 passed to force_reg.
3272 Wed Jul 28 12:50:48 1999 Geoff Keating <geoffk@cygnus.com>
3274 * config/mips/mips.c: system.h handles MIN and MAX, don't undefine
3277 Wed Jul 28 13:18:35 1999 Jeffrey A Law (law@cygnus.com)
3279 * pa.md (indirect_jump): Remove mode from match_operand. Verify
3280 proper mode in the condition string.
3281 (icacheflush, dcacheflush): Remove modes from match_operands.
3283 * pa.c (emit_move_sequence): Always convert scratch_reg to the
3284 proper mode before using it.
3286 * pa.md (adddi3, subdi3): Turn into a define_expand/define_insn
3289 * pa.c (store_reg): Do not call add_high_const generator directly.
3290 (load_reg, set_reg_plus_d): Likewise.
3291 * pa.md (add_high_const): No longer a named pattern.
3293 * pa.c (legitimize_address): Consistently use Pmode rather than
3294 SImode. Do not call gen_pic2_highpart directly anymore.
3295 * pa.md (pic2_highpart): No longer a named pattern.
3296 (pic2_lo_sum): Similarly. Reformat to make more readable.
3298 * pa.md (call, call_value): Use "word_mode" instead of "SImode" as
3303 Wed Jul 28 11:28:04 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3305 * builtins.c (expand_builtin): Typo in call to expand_builtin_ffs.
3307 Wed Jul 28 11:23:48 1999 Richard Henderson <rth@cygnus.com>
3309 * pa.c (hppa_builtin_saveregs): Use get_varargs_alias_set
3310 and tag the spill mems.
3311 (hppa_va_start): New.
3313 * pa.h (EXPAND_BUILTIN_VA_START): New.
3314 (EXPAND_BUILTIN_VA_ARG): New.
3316 Wed Jul 28 11:22:21 1999 Richard Henderson <rth@cygnus.com>
3318 * mn10300.c (mn10300_builtin_saveregs): Use get_varargs_alias_set
3319 and tag the spill mems.
3320 (mn10300_va_start): New.
3321 (mn10300_va_arg): New.
3322 * mn10300.h (EXPAND_BUILTIN_VA_START): New.
3323 (EXPAND_BUILTIN_VA_ARG): New.
3325 Wed Jul 28 11:20:19 1999 Richard Henderson <rth@cygnus.com>
3327 * mn10200.c (mn10200_va_arg): New.
3328 * mn10200.h (EXPAND_BUILTIN_VA_ARG): New.
3330 Wed Jul 28 11:19:06 1999 Richard Henderson <rth@cygnus.com>
3332 * builtins.c (std_expand_builtin_va_arg): Use int_size_in_bytes
3333 rather than play with TREE_INT_CST_LOW.
3335 1999-07-27 Philip Blundell <pb@nexus.co.uk>
3337 * config/arm/telf.h: Include dbxelf.h.
3338 (CPP_PREDEFINES): Only define if not already defined.
3339 (ASM_IDENTIFY_GCC): Likewise.
3340 (SUBTARGET_EXTRA_SECTIONS): Likewise.
3341 (SUBTARGET_EXTRA_SECTION_FUNCTIONS): Likewise.
3342 * config/arm/thumb.h (LINK_SPEC): Only define if not already
3344 (DBX_DEBUGGING_INFO): Don't define.
3345 * config/arm/linux-telf.h: New file.
3346 * config/arm/linux-tgas.h: New file.
3347 * config/arm/t-thumb-linux: New file.
3348 * config/arm/uclinux-elf.h: New file.
3349 * config/arm/uclinux-telf.h: New file.
3350 * configure.in (arm-*-uclinux, thumb-*-linux-gnu,
3351 thumb-*-uclinux): New targets.
3352 * configure: Regenerate.
3354 Tue Jul 27 23:20:21 1999 Jeffrey A Law (law@cygnus.com)
3356 * pa.md (post_store, pre_load): New expanders.
3357 (post_stwm, pre_ldwm): Renamed to post_stw and pre_ldw respectively.
3358 (post_ldwm, pre_stwm): Make these unnamed patterns since we never
3359 need to directly generate RTL for them.
3360 * pa.c (hppa_expand_prologue, hppa_expand_epilogue): Corresponding
3363 Tue Jul 27 16:05:52 1999 David Edelsohn <edelsohn@gnu.org>
3365 * aix43.h (ASM_CPU_SPEC, CPP_CPU_SPEC): Add rs64a and PPC630.
3366 * rs6000.c (processor_target_table): Add powerpc64, rs64a, and PPC630.
3367 (rs6000_cpu): Choose between 32-bit and 64-bit default processors.
3368 (secndary_reload_class): Make TARGET_ELF conditional compile.
3369 (print_operand_address): Similar.
3370 (output_toc): Print all values as hex.
3371 (get_issue_rate): Rearrange and add RS64A and PPC630.
3372 * rs6000.h (processor_type): Add RS64A and PPC630.
3373 (PROCESSOR_POWERPC64): New.
3374 (PROMOTE_MODE): Use word_mode.
3375 (RTX_COSTS): Add RS64A and PPC630.
3376 * rs6000.md (scheduling information): Add lmul and ldiv
3377 representing 64-bit integer multiply and divide. Add rs64a and
3379 (ashldi3): Add support for "rldic" instruction.
3380 * sysv4.h (PROCESSOR_DEFAULT): Change to PROCESSOR_750.
3382 Tue Jul 27 15:31:53 1999 Vladimir Makarov <vmakarov@toad.to.cygnus.com>
3384 * config/sparc/sparc.c (sparc_override_options): Enable SPARCLITE
3385 instead of V8 for sparclite86x in cpu_table.
3387 Tue Jul 27 17:49:42 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3389 * config/arm/coff.h (ASM_FILE_START): If generating SDB output, call
3390 output_file_directive.
3392 Tue Jul 27 03:15:33 1999 Jason Merrill <jason@yorick.cygnus.com>
3394 * expr.c (expand_expr, case PLUS_EXPR): Get the mode from the
3395 tree for op1, not the rtl.
3397 Tue Jul 27 00:18:34 1999 Richard Henderson <rth@cygnus.com>
3399 * m88k.c (m88k_builtin_saveregs): Break out the constructor code
3400 to m88k_va_start, leaving only the register spill.
3401 (m88k_build_va_list): New.
3402 (m88k_va_start): New.
3404 * m88k.h (BUILD_VA_LIST_TYPE): New.
3405 (EXPAND_BUILTIN_VA_START): New.
3406 (EXPAND_BUILTIN_VA_ARG): New.
3408 Mon Jul 26 19:07:11 1999 Geoff Keating <geoffk@cygnus.com>
3410 * config/rs6000/rs6000.c (rs6000_expand_builtin_saveregs):
3411 Rename from expand_builtin_saveregs.
3412 * config/rs6000/rs6000.h (EXPAND_BUILTIN_SAVEREGS): Change caller.
3414 Mon Jul 26 22:52:47 1999 Richard Henderson <rth@cygnus.com>
3416 * i960.c (i960_setup_incoming_varargs): Use get_varargs_alias_set
3417 for the register spill block.
3418 (i960_build_va_list): New.
3419 (i960_va_start): New.
3421 * i960.h (BUILD_VA_LIST_TYPE): New.
3422 (EXPAND_BUILTIN_VA_START): New.
3423 (EXPAND_BUILTIN_VA_ARG): New.
3424 * i960.md (store_multiple): Use change_address on individul mems.
3426 Mon Jul 26 22:43:12 1999 Richard Henderson <rth@cygnus.com>
3428 * builtins.c (stabilize_va_list): Don't INDIRECT_REF through
3430 (std_expand_builtin_va_start): Back out one word if !stdarg_p.
3431 (expand_builtin_va_end): Evaluate arg for side effects.
3432 * c-common.c (c_common_nodes_and_builtins): Construct a
3433 va_list_arg_type_node to handle array decomposition to pointer.
3435 Mon Jul 26 18:51:34 1999 Richard Henderson <rth@cygnus.com>
3437 * except.c (start_dynamic_cleanup): Use force_operand on the
3440 Mon Jul 26 16:43:26 1999 Richard Henderson <rth@cygnus.com>
3442 * c4x.h (EXPAND_BUILTIN_VA_ARG): New.
3443 * c4x.c (c4x_va_arg): New.
3445 Mon Jul 26 12:30:09 1999 Jason Merrill <jason@yorick.cygnus.com>
3447 * cpplib.c (cpp_get_token): Don't return a CPP_POP if the buffer
3450 1999-07-26 Nathan Sidwell <nathan@acm.org>
3452 * eh-common.h (__eh_matcher): Prototype correctly.
3454 Mon Jul 26 17:24:51 1999 Philip Blundell <pb@nexus.co.uk>
3456 * config/arm/thumb.h (THUMB_FLAG_SINGLE_PIC_BASE): Define.
3457 (TARGET_SINGLE_PIC_BASE): Likewise.
3458 (GOT_PCREL, NEED_GOT_RELOC, NEED_PLT_RELOC): Provide default
3460 (TARGET_CALLEE_INTERWORKING): Fix typo in comment.
3461 (TARGET_SWITCHES): Add -m{no-}single-pic-base.
3462 (TARGET_OPTIONS): Add -mpic-register=N.
3463 (OUTPUT_INT_ADDR_CONST): New macro.
3464 (INDEX_REGISTER_RTX_P, PIC_OFFSET_TABLE_REGNUM, FINALIZE_PIC,
3465 LEGITIMATE_PIC_OPERAND_P): Likewise.
3466 (LEGITIMIZE_ADDRESS, GOT_IF_LEGITIMATE_ADDRESS): Support PIC.
3467 (ASM_OUTPUT_INT): Use OUTPUT_INT_ADDR_CONST rather than calling
3468 output_addr_const directly.
3469 (PRINT_OPERAND_PUNCT_VALID_P): Accept `|' for compatibility with
3471 (thumb_pic_register, thumb_pic_register_string): Declare.
3473 * config/arm/thumb.c (symbol_mentioned_p): New function: Imported
3475 (label_mentioned_p): New function: Imported from arm.c.
3476 (legitimize_pic_address): New function: Imported from arm.c.
3477 (is_pic):New function: Imported from arm.c.
3478 (thumb_finalize_pic):New function: Imported from arm.c.
3479 (add_constant): Cope with PIC constants.
3480 (fixit): Cope with PIC constants.
3481 (output_return): Do not treat the PIC register as live if
3482 TARGET_SINGLE_PIC_BASE is true.
3483 (thumb_function_prologue): Do not treat the PIC register as live if
3484 TARGET_SINGLE_PIC_BASE is true.
3485 (thumb_expand_prologue): Do not treat the PIC register as live if
3486 TARGET_SINGLE_PIC_BASE is true.
3487 (thumb_unexpand_epilogue): Do not treat the PIC register as live if
3488 TARGET_SINGLE_PIC_BASE is true.
3489 (thumb_print_operand): Accept '|'.
3490 (thumb_override_options): Process PIC options.
3492 * config/arm/thumb.md (movsi): Support PIC.
3493 (call_insn): Change "i" constraint to "X".
3494 (call_value_insn): Likewise.
3495 (consttable_4, consttable_8, consttable_end): Set and clear
3496 "making_const_table" as appropriate.
3497 (pic_load_addr, pic_add_dot_plus_four): New insns.
3499 * invoke.texi (Thumb Options): Fix spelling. Document new
3500 options -msingle-pic-base and -mpic-register=.
3502 1999-07-26 Andrew Haley <aph@cygnus.com>
3504 * config/m32r/initfini.c (__init): Use a full word immediate for
3505 __fini: this allows it to be placed in any memory region.
3507 * config/m32r/t-m32r: Compile crtinit.o and crtfini.o for
3508 -mmodel=medium. This is OK for all memory models.
3510 Mon Jul 26 11:58:46 1999 Nick Clifton <nickc@cygnus.com>
3512 * config/arm/arm.c: Replace %R%s in asm_fprintf strings with %r.
3513 * config/arm/arm.h: Replace %R%s in asm_fprintf strings with %r.
3515 Mon Jul 26 10:23:36 1999 Nick Clifton <nickc@cygnus.com>
3517 * final.c (asm_fprintf): Accept ASM_FPRINTF_EXTENSIONS, if
3520 * tm.texi: Document ASM_FPRINTF_EXTENSIONS.
3522 Sun Jul 25 23:51:59 1999 Richard Henderson <rth@cygnus.com>
3524 * i860.h (EXPAND_BUILTIN_SAVEREGS): New.
3525 (BUILD_VA_LIST_TYPE): New.
3526 (EXPAND_BUILTIN_VA_START): New.
3527 (EXPAND_BUILTIN_VA_ARG): New.
3528 * i860.c (output_delayed_branch): Disable.
3529 (output_delay_insn): Likewise.
3530 (i860_saveregs): New.
3531 (i860_build_va_list): New.
3532 (i860_va_start): New.
3534 * i860.md: Disable all peepholes using output_delayed_branch.
3535 * i860/sysv4.h (I860_SVR4_VA_LIST): New.
3537 Sun Jul 25 23:44:13 1999 Richard Henderson <rth@cygnus.com>
3539 * clipper.h (EXPAND_BUILTIN_SAVEREGS): Remove argument.
3540 (BUILD_VA_LIST_TYPE): New.
3541 (EXPAND_BUILTIN_VA_START): New.
3542 (EXPAND_BUILTIN_VA_ARG): New.
3543 * clipper.c (clipper_builtin_saveregs): Only dump registers.
3544 Return the address of the save area.
3545 (clipper_build_va_list): New.
3546 (clipper_va_start): New.
3547 (clipper_va_arg): New.
3549 Sun Jul 25 22:56:47 1999 Richard Henderson <rth@cygnus.com>
3551 * arc.h (EXPAND_BUILTIN_VA_START): New.
3552 (EXPAND_BUILTIN_VA_ARG): New.
3553 * arc.c (arc_setup_incoming_varargs): Set alias set of
3555 (arc_va_start): New.
3558 Sun Jul 25 22:45:55 1999 Richard Henderson <rth@cygnus.com>
3560 * alpha.h (EXPAND_BUILTIN_SAVEREGS): Delete.
3561 (BUILD_VA_LIST_TYPE): New.
3562 (EXPAND_BUILTIN_VA_START): New.
3563 (EXPAND_BUILTIN_VA_ARG): New.
3564 * alpha.c (alpha_builtin_saveregs): Delete.
3565 (alpha_build_va_list): New.
3566 (alpha_va_start): New.
3567 (alpha_va_arg): New.
3569 Sun Jul 25 21:40:33 1999 Jeffrey A Law (law@cygnus.com)
3571 * config/svr4.h (CTORS_SECTION_ASM_OP): Do not emit directives in
3573 (DTORS_SECTION_ASM_OP, INIT_SECTION_ASM_OP): Likewise.
3574 (FINI_SECTION_ASM_OP, ASM_OUTPUT_SECTION_NAME): Likewise.
3576 * gcc.texi: More changes related to list conversion.
3577 * invoke.texi: Likewise.
3579 Sun Jul 25 18:15:39 1999 Richard Henderson <rth@cygnus.com>
3581 * builtins.c (expand_builtin_saveregs): Remove static, remove exp
3582 and ignore arguments, bail if no EXPAND_BUILTIN_SAVEREGS.
3583 (expand_builtin_next_arg): Accept ARGLIST not EXP.
3584 (stabilize_va_list): New function.
3585 (std_expand_builtin_va_start): New function.
3586 (expand_builtin_va_start): New function.
3587 (get_varargs_alias_set): New function.
3588 (std_expand_builtin_va_arg): New function.
3589 (expand_builtin_va_arg): New function.
3590 (expand_builtin_va_end): New function.
3591 (expand_builtin_va_copy): New function.
3592 (expand_builtin): Call them.
3593 * c-common.c (c_common_nodes_and_builtins): Build __builtin_va_list,
3594 __builtin_{varargs_start,stdarg_start,end,copy}.
3595 (build_va_arg): New function.
3596 * c-common.h (CTI_PTR_TYPE, ptr_type_node): Delete.
3597 (build_va_arg): Declare.
3598 * c-decl.c (ptr_type_node, va_list_type_node): New.
3599 * c-parse.gperf (__builtin_va_arg): New.
3600 * c-parse.in (VA_ARG): New token.
3601 (unary_expr): Recognize it.
3602 * expr.c (expand_expr): Expand VA_ARG_EXPR.
3603 * expr.h (std_expand_builtin_va_start): Declare.
3604 (std_expand_builtin_va_arg): Declare.
3605 (expand_builtin_va_arg): Declare.
3606 (get_varargs_alias_set): Declare.
3607 * tree.def (VA_ARG_EXPR): New.
3608 * tree.h (BUILT_IN_VARARGS_START): New.
3609 (BUILT_IN_STDARG_START, BUILT_IN_VA_END): New.
3610 (ptr_type_node, va_list_type_node): Declare.
3611 * tm.texi (EXPAND_BUILTIN_SAVEREGS): Kill unused ARGLIST argument.
3612 * m32r.h (EXPAND_BUILTIN_SAVEREGS): Likewise.
3613 * m88k.h, m88k.c: Likewise.
3614 * mn10300.h, mn10300.c: Likewise.
3615 * pa.h, pa.c: Likewise.
3616 * rs6000.h, rs6000.c: Likewise.
3617 * sh.h, sh.c: Likewise.
3618 * sparc.h, sparc.c: Likewise.
3620 * emit-rtl.c (operand_subword): Copy alias set.
3621 (change_address): Likewise.
3623 Sun Jul 25 15:04:37 1999 Jeffrey A Law (law@cygnus.com)
3625 * pa.c (compute_frame_size): Scan all the used callee saved registers,
3626 not just the first one.
3628 Fri Jul 23 14:09:58 1999 Philip Blundell <pb@nexus.co.uk>
3630 * config/arm/arm.h (TARGET_SWITCHES): Add
3631 -m{no-}single-pic-base. Correct help string for -mshort-load-words.
3632 (TARGET_OPTIONS): Add -mpic-register=.
3633 (ARM_FLAG_SINGLE_PIC_BASE, TARGET_SINGLE_PIC_BASE): Define.
3634 (arm_pic_register_string): Declare.
3635 (NEED_PLT_GOT): Delete, replace with ...
3636 (NEED_GOT_RELOC, NEED_PLT_RELOC): ... these. New macros.
3637 (OUTPUT_INT_ADDR_CONST): Replace NEED_PLT_GOT with NEED_GOT_RELOC.
3638 (ASM_OUTPUT_MI_THUNK): Replace NEED_PLT_GOT with NEED_PLT_RELOC.
3639 * config/arm/arm.c (arm_override_options): Add new option
3641 (arm_pic_register_string): New variable.
3642 (arm_finalize_pic): Respect TARGET_SINGLE_PIC_BASE.
3643 (output_func_prologue): If TARGET_SINGLE_PIC_BASE, treat the PIC
3644 register as never live. Use NEED_PLT_RELOC not NEED_PLT_GOT.
3645 (output_return_instruction): Likewise.
3646 * config/arm/elf.h (NEED_PLT_GOT): Delete, replace with ...
3647 (NEED_GOT_RELOC, NEED_PLT_RELOC): ... these. Define to flag_pic.
3648 * config/arm/arm.md: Use NEED_PLT_RELOC in place of NEED_PLT_GOT.
3650 * invoke.texi (ARM Options): Fix spelling. Remove duplicate
3651 mention of -msched-prolog. Document new options -msingle-pic-base
3652 and -mpic-register=.
3654 Thu Jul 22 18:23:56 1999 Richard Henderson <rth@cygnus.com>
3656 * haifa-sched.c (reemit_notes): Tidy.
3657 * sched.c (reemit_notes): Duplicate 1998-08-31 patch to
3660 Thu Jul 22 18:21:04 1999 Richard Henderson <rth@cygnus.com>
3662 * explow.c (trunc_int_for_mode): New function.
3663 (plus_constant_wide): Use it.
3664 * combine.c (simplify_and_const_int): Likewise.
3665 (merge_outer_ops): Likewise.
3666 (simplify_shift_const): Likewise.
3667 * cse.c (simplify_unary_operation): Likewise.
3668 (simplify_binary_operation): Likewise.
3669 * emit-rtl.c (operand_subword): Likewise.
3670 * rtl.h: Declare it.
3672 Thu Jul 22 14:34:59 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3674 * config/arm/arm.c (arm_print_operand): Fix typo in 'M' case
3675 (use NUM_REGS instead of NUM_INTS).
3677 Thu Jul 22 11:25:20 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3679 * builtins.c: New file.
3680 * expr.c (saveregs_value, apply_args_value): Delete definition,
3681 moved into builtins.c.
3682 (string_constant): No longer static.
3683 (get_pointer_alignment, c_strlen, get_memory_rtx, expand_builtin,
3684 apply_args_size, apply_result_size, result_vector,
3685 expand_builtin_apply_args, expand_builtin_apply,
3686 expand_builtin_return): Delete functions, moved into builtins.c.
3687 (INCOMING_REGNO, OUTGOING_REGNO): Delete unused macros.
3688 * expr.h (saveregs_value, apply_args_value): Declare variables.
3689 (expand_builtin, string_constant): Declare functions.
3690 * Makefile.in: Update to build builtin.o.
3692 Wed Jul 21 00:46:58 1999 Mark P. Mitchell <mark@codesourcery.com>
3694 * defaults.h (DWARF2_GENERATE_TEXT_SECTION_LABEL): New macro.
3695 * tm.texi (DWARF2_GENERATE_TEXT_SECTION_LABEL): Define it.
3696 * dwarf2out.c (dwarf2out_init): Don't output a label to mark the
3697 start of the text section if DWARF2_GENERATE_TEXT_SECTION_LABEL is
3699 * config/mips/iris6.h (DWARF2_GENERATE_TEXT_SECTION_LABEL):
3702 1999-07-21 Michael Meissner <meissner@cygnus.com>
3704 * print-rtl.c (print_rtx): Print the names of the virtual
3707 Wed Jul 21 16:00:32 1999 Nick Clifton <nickc@cygnus.com>
3709 * config/arm/arm.h (INITIAL_ELIMINATION_OFFSET): Fix typo
3710 introduced in previous delta.
3712 Wed Jul 21 14:30:51 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3714 * c-lang.c (finish_file): Rename void_list_node to void_list_node_1
3715 to avoid name clash.
3717 Wed Jul 21 08:39:22 1999 Gavin Romig-Koch <gavin@cygnus.com>
3719 * c-lex.c (yylex) : Correct the test for overflow when lexing
3722 Tue Jul 20 18:02:42 1999 Richard Henderson <rth@cygnus.com>
3724 * haifa-sched.c (insn_cost): FREE implies cost 0 and vice versa.
3725 (adjust_priority): Always call ADJUST_PRIORITY.
3726 (schedule_insn): Only put insns into the ready at cost 0.
3727 (schedule_block): Remove redundant initial sort. Give clock_var
3728 and can_issue_more to MD_SCHED_REORDER. Requeue if hazard cost
3730 * tm.texi (MD_SCHED_REORDER): Update docs.
3732 * sparc.h (MD_SCHED_REORDER): Update. Set CAN_ISSUE_MORE.
3733 * sparc.c (ultra_reorder_called_this_block): Delete.
3734 (ultrasparc_sched_init): Don't set it.
3735 (ultrasparc_sched_reorder): Don't check it.
3737 Tue Jul 20 17:07:54 1999 Richard Henderson <rth@cygnus.com>
3739 * rs6000.h (struct rs6000_args): Add sysv_gregno.
3740 * rs6000.c (init_cumulative_args): Init sysv_gregno.
3741 (function_arg_boundary): Align DFmode.
3742 (function_arg_advance): Restructure for ABI_V4; use sysv_gregno
3743 to get fp reg and stack overflow correct.
3744 (function_arg): Likewise.
3745 (function_arg_pass_by_reference): True for TFmode for ABI_V4.
3746 (setup_incoming_varargs): Restructure for ABI_V4; use
3747 function_arg_advance to skip final named argument.
3748 (expand_builtin_saveregs): Properly unskip the last integer arg
3749 when doing varargs. Adjust overflow location calculation.
3751 * ginclude/va-ppc.h (struct __va_list_tag): Make gpr and fpr
3752 explicitly unsigned.
3753 (__VA_FP_REGSAVE): Use new OFS argument instead of AP->fpr directly.
3754 (__VA_GP_REGSAVE): Similarly.
3755 (__va_longlong_p): Delete.
3756 (__va_arg_type_violation): New declaration.
3757 (va_arg): Restructure. Flag promotion errors. Align double.
3758 TFmode passed by reference.
3760 * rs6000.md (movdi_32+1): Use GEN_INT after arithmetic
3761 in the HOST_BITS_PER_WIDE_INT > 32 case.
3763 Tue Jul 20 12:37:30 1999 Hans-Peter Nilsson <hp@bitrange.com>
3765 * dwarf2out.c (output_abbrev_section): Terminate with a zero.
3767 Tue Jul 20 12:12:27 1999 Jason Merrill <jason@yorick.cygnus.com>
3769 * gcc.c (default_compilers, cpp-output): Pass -fpreprocessed.
3770 * toplev.c (documented_lang_options): Add -fpreprocessed.
3771 * cpplib.h (struct cpp_buffer): Add preprocessed.
3772 * cppinit.c (cpp_handle_option): Handle -fpreprocessed.
3773 (cpp_start_read): Don't expand macros or emit an initial #line
3774 directive if -fpreprocessed.
3776 Tue Jul 20 12:12:09 1999 Michael Tiemann <tiemann@holodeck.cygnus.com>
3778 * cpplib.h (struct cpp_buffer): Added manual_pop for
3779 better C++ tokenization.
3780 * cpplib.c (cpp_get_token): Return CPP_EOF if manual_pop.
3781 Also, support C++ tokenization for ->*, .*, <?, and >? operators.
3782 * c-common.c (cpp_token): Make non-static.
3784 Tue Jul 20 11:24:19 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3786 * c-common.h: New file.
3787 * c-common.c (permanent_obstack): Delete unused declaration.
3788 (c_global_trees): New array.
3789 (c_common_nodes_and_builtins): New function; split off common code
3790 from init_decl_processing in both c-decl.c and cp/decl.c.
3791 * c-tree.h: Delete lots of declarations of tree nodes; replaced by
3792 c_global_trees and accessor macros defined in c-common.h.
3794 * c-decl.c: Delete definitions for tree nodes that were replaced by
3796 (init_decl_processing): Build void_list_node.
3797 Call c_common_nodes_and_builtins; delete code to generate the common
3799 * objc/objc-act.c (build_module_descriptor): Rename variable
3800 void_list_node to avoid clash with c-common.h.
3802 * Makefile.in: Update dependencies.
3803 * objc/Make-lang.in: Likewise.
3805 Mon Jul 19 14:22:18 1999 Mark P. Mitchell <mark@codesourcery.com>
3807 * config/mips/iris6gld.h (MAKE_DECL_ONE_ONLY): Define.
3808 (UNIQUE_SECTION_P): Likewise.
3809 (UNIQUE_SECTION): Likewise.
3811 1999-07-19 Linas Vepstas <linas@linas.org>
3813 * config/i370/README: New file.
3814 * config/i370/linux.h: New file.
3815 * config/i370/mvs.h: New file.
3816 * config/i370/oe.h: New file.
3817 * config/i370/t-linux: New file.
3818 * config/i370/t-mvs: New file.
3819 * config/i370/t-oe: New file.
3820 * config/i370/x-oe: New file.
3821 * config/i370/xm-linux.h: New file.
3822 * config/i370/xm-mvs.h: New file.
3823 * config/i370/xm-oe.h: New file.
3825 * i370.c (label_node_t): Add first_ref_page, label_addr,
3826 label_first_ref, label_last_ref members.
3827 (mvs_need_base_reload): Renamed from mvs_label_emitted.
3828 (MAX_MVS_LABEL_SIZE): Define.
3829 (MAX_LONG_LABEL_SIZE): Define.
3830 (alias_node_t, alias_anchor, alias_number): New.
3831 (mvs_function_table): Reorder for EBCDIC.
3832 (ascebc, ebcasc): Unconditionally define.
3833 (i370_branch_dest, i370_branch_length): New functions.
3834 (i370_short_branch, i370_label_scan): New functions.
3835 (mvs_get_label): Renamed from mvs_add_label. Search for
3836 an existing label before creating a new one.
3837 (mvs_add_label): New function.
3838 (mvs_get_label_page): New function.
3839 (mvs_free_label_list): Renamed from mvs_free_label. Iterate
3840 over the entire list.
3841 (mvs_check_page) [TARGET_HLASM]: Use BASR not BALR.
3842 (mvs_check_page) [TARGET_ELF_ABI]: New function.
3843 (mvs_add_alias, mvs_need_alias): New functions.
3844 (mvs_get_alias, mvs_check_alias): New functions.
3845 (handle_pragma): New function.
3846 (mvs_function_check): New function.
3847 (unsigned_jump_follows_p): Search harder.
3848 (i370_function_prolog) [TARGET_HLASM]: Handle LE370. Scan labels.
3849 (i370_function_prolog) [TARGET_ELF_ABI]: New function.
3850 * i370.h (TARGET_VERSION): Delete.
3851 (CPP_SPEC, CPP_PREDEFINES): Delete.
3852 (mvs_label_emitted): Delete.
3853 (TARGET_EBCDIC): Delete.
3854 (MAP_CHARACTER): Define only if TARGET_EBCDIC.
3855 (HANDLE_PRAGMA): Define.
3856 (HARD_REGNO_NREGS): Handle complex modes.
3857 (HARD_REGNO_MODE_OK): Likewise.
3858 (CLASS_MAX_NREGS): Likewise.
3859 (RET_REG): Likewise.
3860 (EXTRA_CONSTRAINT): Define.
3861 (RETURN_IN_MEMORY): True for DImode.
3862 (TRAMPOLINE_TEMPLATE): Use gen_rtx instead of GEN_INT.
3863 (FUNCTION_PROFILER): Delete.
3864 (COUNT_REGS): Fail if REG_P but not REG_OK_FOR_BASE_P.
3865 (NOTICE_UPDATE_CC): Correct handling of MULT, DIV, logicals and shifts.
3866 (TARGET_ESC, TARGET_BELL): Conditionally define for TARGET_EBCDIC.
3867 (TARGET_BS, TARGET_TAB, TARGET_NEWLINE): Likewise.
3868 (TARGET_VT, TARGET_FF, TARGET_CR): Likewise.
3869 (ASM_FILE_START): Add "RMODE ANY".
3870 (ASM_OUTPUT_EXTERNAL): Check for aliases.
3871 (ASM_GLOBALIZE_LABEL): Likewise.
3872 (ASM_OUTPUT_LABELREF): Likewise.
3873 (ASM_OUTPUT_COMMON): Likewise.
3874 (PRINT_OPERAND): Handle 'K', 'W', default.
3875 (PRINT_OPERAND_ADDRESS): New.
3876 (Lots of defines): Add support for TARGET_ELF_ABI.
3877 * i370.md (attr length): New. Define for all patterns.
3878 (*): Lots of tweeks to assembly output and constraints.
3880 Mon Jul 19 15:09:29 1999 David Edelsohn <edelsohn@gnu.org>
3882 * rs6000.md (arithmetic, logical, and shift Rc combiner patterns):
3883 Disable patterns performing SImode comparisons with SImode values
3884 if TARGET_POWERPC64 and instruction does not sign-extend or does
3885 not mask to narrower than SImode, i.e. where bit 31 and bit 63 may
3886 differ for signed quantities.
3887 (indirect_jump): Add expander to choose RTL based on TARGET_64BIT.
3888 (tablejump): Patterns contingent on TARGET_64BIT not TARGET_POWERPC64.
3889 (decrement_and_branch_on_count): Add 64-bit variant.
3891 Mon Jul 19 09:36:27 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3893 * final.c (output_asm_insn): When searching for the matching string
3894 for a given dialect, don't run past the end of the list of
3895 alternatives if there are fewer alternatives in the template than
3898 1999-07-17 Alexandre Oliva <oliva@dcc.unicamp.br>
3900 * gcc.texi: Update e-mail addresses and URLs to gcc.gnu.org.
3901 Removed paragraph about compression of files and size limitation,
3902 duplicated in the FAQ. Use gcc-patches for posting patches.
3903 * gcc.c (main): Updated URL with bug reporting instructions to
3904 gcc.gnu.org. Removed e-mail address.
3905 * system.h (abort): Likewise.
3907 1999-07-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3909 * Makefile.in (stmp-multilib-sub): Make the files extracted
3910 from $(LIBGCC1) writable.
3912 Sat Jul 17 14:25:46 1999 Nick Clifton <nickc@cygnus.com>
3914 * config/arm/aout.h: Reformat for improved readability.
3916 * config/arm/arm.h: Reformat for improved readability.
3917 Replace uses of fprintf with asm_fprintf where appropriate.
3918 (ARM_DECLARE_FUNCTION_NAME): New macro: Perform any generic ARM
3919 function declaration assembler actions.
3920 (NUM_INTS): New macro: Convert from bytes to words.
3921 (NUM_REGS): New macro: Compute number of registers required to
3922 hold a quanitity of tyep MODE.
3923 (NUM_REGS2): New macro: Like NUM_REGS but also copes with BLKmode
3925 (NUM_ARG_REGS): New macro: The number of argument registers
3927 (ARG_REGISTER): New macro: Compute the register number of the Nth
3929 (LAST_ARG_REGNUM): New macro: The number of the last argument
3931 (SP_REGNUM): New macro: Register number of the stack pointer.
3932 (FP_REGNUM): New macro: Register number of the frame pointer.
3933 (FUNCTION_ARG, FUNCTION_ARG_PARTIAL_NREGS, INIT_CUMULATIVE_AGS,
3934 FUNCTION_ARG_ADVANCE, SETUP_INCOMING_VARARGS): Change
3935 CUMULATIVE_ARGS so that it counts registers not bytes.
3937 * config/arm/arm.c: Rename TARGET_THUMB_INTERWORK to
3939 Replace uses of fprintf with asm_fprintf where appropriate.
3940 (output_ascii_pseudo_op): Replace with version from thumb.c
3942 * config/arm/coff.h (ASM_FILE_START): Emit ASM_APP_OFF.
3944 * config/arm/elf.h (CPP_PREDEFINES): Replace with
3946 (ASM_DECLARE_FUNCTION_NAME): Use ARM_DECLARE_FUNCTION_NAME.
3947 (ASM_FILE_START): Emit ASM_APP_OFF.
3949 Fri Jul 16 13:48:09 1999 Jeffrey A Law (law@cygnus.com)
3951 * pa.c (compute_frame_size): Round frame according to
3952 STACK_BOUNDARY rather than a hardwired value.
3954 * pa.h (POINTER_SIZE, PARM_BOUNDARY): Define in terms of BITS_PER_WORD.
3956 * configure.in (hppa*-*-hpux11*): Use symbolic MASK_PA_11 instead
3958 * configure: Rebuilt.
3960 * configure.in (hppa*-*-linux*): New configuration.
3961 * configure: Rebuilt.
3962 * pa.h (MAX_OFILE_ALIGNMENT): Delete.
3963 * pa/som.h (MAX_OFILE_ALIGNMENT): Define.
3964 * pa/pa-linux.h: New file.
3965 * pa/t-linux: New file.
3966 * pa/xm-linux.h: New file.
3968 * pa.c (hppa_legitimize_address): Change references from SImode to
3969 either Pmode or word_mode as appropriate.
3970 (emit_move_sequence, store_reg, load_reg): Likewise.
3971 (set_reg_plus_d, hppa_expand_prologue): Likewise.
3972 (output_mul_insn): Likewise.
3973 * pa.h (PROMOTE_MODE): Likewise.
3974 (INITIALZE_TRAMPOLINE): Likewise.
3975 (Pmode): Define to word_mode.
3977 * pa.c (compute_frame_size): Use UNITS_PER_WORD instead of hardwired
3978 value of 4. Allocate 8 bytes for each FP register save.
3979 (hppa_expand_epilogue): Use UNITS_PER_WORD instead of harwarewired
3981 (hppa_expand_prologue): Likewise.
3982 * pa.h (PROMOTE_MODE): Likewise.
3983 (HARD_REGNO_MODE_OK, FUNCTION_ARG_SIZE): Likewise.
3984 (FUNCTION_ARG_BOUNDARY): Likewise.
3986 * invoke.texi (HPPA Options): Remove -mspace/-mno-space.
3988 * pa.c (out_of_line_prologue_epilogue): Delete.
3989 (override_options): Remove -mspace related code.
3990 (hppa_expand_prologue, hppa_expand_epilogue): Likewise.
3991 (compute_frame_size): Only allocate space for register that
3992 actually need to be saved.
3993 * pa.h (MASK_SPACE, TARGET_SPACE): Delete.
3994 (TARGET_SWITCHES): Remove -mspace, -mno-space
3995 * pa/t-pa (LIB2FUNCS_EXTRA): Remove ee.asm and ee_fp.asm
3996 * pa/t-pro (LIB2FUNCS_EXTRA): Likewise. Remove -mspace multilib.
3997 * pa/ee.asm, pa/ee_fp.asm: Delete.
3999 * pa/elf.h (ASM_OUTPUT_DOUBLE_INT): Define.
4001 * config/svr4.h (CONST_SECTION_ASM_OP): Do not emit assembler
4002 directive in column zero.
4004 Fri Jul 16 01:39:57 1999 Jeffrey A Law (law@cygnus.com)
4006 * m68k.c (output_function_prologue): Fix computation of save mask
4007 when generating PIC code.
4009 Thu Jul 15 15:40:09 1999 Jim Wilson <wilson@cygnus.com>
4011 * tree.c (build_type_attribute_variant): Move current_obstack restore
4012 after build_qualified_type call.
4014 1999-07-15 Mark Mitchell <mark@codesourcery.com>
4016 * configure.in: Use t-iris6, even with GNU LD.
4017 * config/mips/iris6gld.h: Fix typo in linker spec.
4018 * config/mips/t-iris6gld: Remove.
4020 Thu Jul 15 15:15:43 1999 David Edelsohn <edelsohn@gnu.org>
4022 * rs6000.md (insv, extzv): Remove SImode dependence in named
4023 patterns. Explicitly generate DImode RTL if PowerPC64 and
4025 (insvdi): Reverse start and size in instruction template.
4027 1999-07-12 Joseph S. Myers <jsm28@cam.ac.uk>
4029 * invoke.texi: Typo fixes.
4031 Wed Jul 14 23:28:06 1999 Jeffrey A Law (law@cygnus.com)
4033 * emit-rtl.c (gen_realpart): Issue an error for cases GCC can not
4034 handle at this time instead of silently generating incorrect code.
4035 (gen_imagpart): Likewise.
4037 * reload.c (find_reloads): Emit a USE for a pseudo register without
4038 a hard register if we could not create an optional reload for the
4041 Wed Jul 14 23:45:48 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
4043 * c-typeck.c (output_init_element, process_init_element):
4044 When advancing constructor_unfilled_fields for a RECORD_TYPE,
4045 check for nameless bit fields.
4047 Wed Jul 14 01:57:39 1999 Richard Henderson <rth@cygnus.com>
4049 * regclass.c (scan_one_insn): Notice subregs that change the
4050 size of their operand.
4051 (record_reg_classes): Use that to obey CLASS_CANNOT_CHANGE_SIZE.
4053 Wed Jul 14 01:41:42 1999 Jeffrey A Law (law@cygnus.com)
4055 * configure.in (alpha*-*-*): Include alpha/t-ieee.
4056 * configure: Rebuilt.
4057 * alpha/t-ieee: New file.
4059 Tue Jul 13 10:45:58 1999 Jeffrey A Law (law@cygnus.com)
4061 * rs6000.c (find_addr_reg): Do not select r0 as an address
4064 Tue Jul 13 00:46:18 1999 Philippe De Muyter <phdm@macqel.be>
4066 * m68k/x-mot3300 (XCFLAGS): List of big files now includes `cse.o'.
4068 Mon Jul 12 14:29:15 1999 Jeffrey A Law (law@cygnus.com)
4070 * rs6000.md (movsf): Do not force easy FP constants into memory.
4072 * expr.c (expand_expr, case PLUS_EXPR): Pass constants through
4073 immed_double_const to ensure they are properly truncated then
4076 Mon Jul 12 10:40:01 1999 Vladimir Makarov <vmakarov@tofu.to.cygnus.com>
4078 * config/arm/thumb.c (thumb_reorg): Call replace_symbols_in_block
4079 always unless NO_DEBUG is used. Compile this code
4081 (replace_symbols_in_block): Compile it unconditionally.
4083 Sun Jul 11 12:32:32 1999 Jeffrey A Law (law@cygnus.com)
4085 * configure.in (i?86-*-elf*): New target.
4086 * configure: Rebuilt.
4087 * i386/i386elf.h, i386/t-i386elf: New files.
4089 Fri Jul 9 22:39:44 1999 Jason Merrill <jason@yorick.cygnus.com>
4091 * toplev.c (main): Don't complain about saying -gdwarf.
4092 (rest_of_compilation): Remove redundant code.
4094 Fri Jul 9 19:08:55 1999 Jim Wilson <wilson@cygnus.com>
4096 * unroll.c (unroll_loops): Don't delete named CODE_LABELs.
4098 Fri Jul 9 18:54:18 1999 Felix Lee <flee@cygnus.com>
4100 * config/i960/i960.c (ret_label): Change asm label from "LR:" to
4101 "Li960R:", to avoid name clash.
4103 Fri Jul 9 10:48:28 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4105 * loop.c (check_dbra_loop): When reversing a loop, delete all
4106 REG_EQUAL notes referencing the reversed biv except those which are
4107 for a giv based on it.
4109 Fri Jul 9 03:51:52 1999 Jeffrey A Law (law@cygnus.com)
4111 * version.c: Drop "gcc-" prefix from version #.
4113 Thu Jul 8 18:06:30 1999 Jason Merrill <jason@yorick.cygnus.com>
4115 * dwarf2out.c (dwarf2out_line): Emit a line number comment after
4116 the label if we're being verbose.
4118 Thu Jul 8 14:18:46 1999 Richard Henderson <rth@cygnus.com>
4120 * m68k.c (output_function_prologue): Add pic register to mask
4121 if live and flag_pic.
4122 (output_function_epilogue): Likewise.
4124 Thu Jul 8 12:55:12 1999 Jeffrey A Law (law@cygnus.com)
4126 * dbxelf.h (ASM_OUTPUT_SOURCE_LINE): Do not put assembler
4127 directives in column zero.
4129 * pa/elf.h (ASM_FILE_START): Define.
4130 * pa/som.h (ASM_FILE_START): Include .level directives.
4131 * pa/hpux10.h (ASM_FILE_START): Delete.
4132 * pa/hpux11.h (ASM_FILE_START): Delete.
4134 * pa/elf.h (BSS_SECTION_ASM_OP): Use .section .bss.
4136 Thu Jul 8 18:03:19 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
4138 * reload1.c (choose_reload_regs): Never call remove_adress_replacements
4139 when reload_out equals reload_in.
4141 Thu Jul 8 16:50:14 1999 Nick Clifton <nickc@cygnus.com>
4143 * invoke.texi (Spec Files): New node: Describe the contents of
4146 Thu Jul 8 10:28:25 1999 Craig Burley <craig@jcb-sc.com>
4148 * invoke.texi (DEC Alpha Options): Put @end table at
4149 beginning of line, to avoid confusing texi2html.
4151 Thu Jul 8 09:22:06 1999 Nick Clifton <nickc@cygnus.com>
4153 * config/arm/elf.h (ASM_OUTPUT_INTERNAL_LABEL): Fixed typo
4154 introduced in previous delta.
4156 Wed Jul 7 02:00:04 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
4158 * reload1.c (gen_reload): When synthesizing a 3 operand add
4159 sequence, improve test for when to reload OP1 into the reload
4160 register instead of OP0.
4162 Wed Jul 7 01:38:03 1999 Jim Wilson <wilson@cygnus.com>
4164 * unroll.c (unroll_loop): Don't delete NOTE_INSN_DELETED_LABEL notes.
4166 1999-07-07 Manfred Hollstein <mhollstein@cygnus.com>
4168 * m88k/dguxbcs.h (CPP_SPEC): Add missing \ in multi-line
4171 Wed Jul 7 01:16:43 1999 Richard Henderson <rth@cygnus.com>
4173 * ginclude/varargs.h (__builtin_va_alist_t): New typedef.
4174 (va_dcl): Use __builtin_va_alist_t.
4176 Wed Jul 7 01:14:42 1999 Jason Merrill <jason@yorick.cygnus.com>
4178 * dwarf2out.c (gen_struct_or_union_type_die): Only remember types
4179 on the permanent_obstack.
4180 * dwarfout.c (output_type): Likewise.
4182 Tue Jul 6 15:25:32 1999 Gavin Romig-Koch <gavin@cygnus.com>
4184 * c-common.c (unsigned_type,signed_type,signed_or_unsigned_type) :
4185 Merged from c-typeck.c and cp/typeck.c.
4186 * c-typeck.c (unsigned_type,signed_type,signed_or_unsigned_type) :
4187 Merged into c-common.
4189 Tue Jul 6 13:06:01 1999 Dave Brolley <brolley@cygnus.com>
4191 * c-lex.c (errorcount): Declare it.
4192 (finish_parse): Update errorcount when using CPPLIB.
4194 1999-07-06 Bruce Korb <ddsinc09@ix.netcom.com>
4196 * fixinc/inclhack.def(end_else_label): Double the backslash so
4197 sed gets a chance to see it.
4198 * fixinc/inclhack.sh: regen
4199 * fixinc/fixincl.x: regen
4201 Fri Jul 2 18:49:51 1999 Nick Clifton <nickc@cygnus.com>
4203 Add framework to support armv5 architecture when it becomes
4206 * config/arm/arm.c (FL_ARCH5): New processor capability flag.
4207 (arm_arch5): New variable.
4208 (all_architectures): Add armv5 line.
4209 * config/arm/arm.h (CPP_CPU_ARCH_SPEC): Define __ARM_ARCH_5__ if
4210 -march=armv5 is specified on the command line.
4211 (arm_arch5): Export this variable.
4212 * invoke.texi: Document new string accepted by -march= switch for
4215 * config/arm/arm.h: Replace use of constant 12 as a register
4216 number with IP_REGNUM. Similarly 14 and LR_REGNUM.
4217 * config/arm/arm.c: Replace use of constant 12 as a register
4218 number with IP_REGNUM. Similarly 14 and LR_REGNUM.
4220 * config/arm/elf.h: Tidy up.
4221 * config/arm/coff.h: Tidy up.
4223 Thu Jul 1 19:08:13 1999 Mark P. Mitchell <mark@codesourcery.com>
4225 * gcc/configure.in (mips-sgi-irix6*): Handle --with-gnu-ld.
4226 * gcc/config/mips/t-iris6gld: New file.
4227 * gcc/config/mips/iris6gld.h: Likewise.
4229 Fri Jul 2 13:23:39 1999 Gavin Romig-Koch <gavin@cygnus.com>
4231 * c-decl.c (widest_integer_literal_type_node,
4232 widest_unsigned_literal_type) : New.
4233 (init_decl_processing): Handle/use the two new types.
4234 * c-common.c (type_for_size,type_for_mode) : Same.
4235 * c-lex.c (yylex) : Same.
4236 * c-typeck.c (unsigned_type,signed_type,signed_or_unsigned_type) :
4238 * c-tree.h (widest_integer_literal_type_node,
4239 widest_unsigned_literal_type) : New.
4241 Fri Jul 2 03:05:44 1999 Jeffrey A Law (law@cygnus.com)
4243 * dwarfout.c (field_byte_offset): Correctly compute the object's
4244 byte offset for the first bit of a field which crosses an alignment
4245 boundary on a !BYTES_BIG_ENDIAN target.
4247 Fri Jul 2 01:36:36 1999 Robert Lipe <robertlipe@usa.net>
4249 * fixinc.svr4: Fix <arpa/inet.h> by deleting protos for htons and
4252 Fri Jul 2 00:46:47 1999 Richard Henderson <rth@cygnus.com>
4253 Jeff Law <law@cygnus.com>
4255 * ginclude/varargs.h (va_dcl): Use word_mode for type of
4258 * except.c: Include intl.h.
4259 (expand_eh_return): Set current_function_cannot_inline.
4260 (save_eh_status, restore_eh_status): Twiddle eh_return_stub_label.
4261 * function.h (struct function): Add eh_return_stub_label.
4262 * flow.c (delete_unreachable_blocks): Don't merge across EH edges.
4263 * Makefile.in (except.o): Depend on intl.h.
4265 Fri Jul 2 00:04:23 1999 David Edelsohn <edelsohn@gnu.org>
4267 * rs6000.md (movdf_hardfloat32): Handle PRE_INC and PRE_DEC the
4268 same as offsettable in cases 1 and 2.
4270 Thu Jul 1 20:54:10 1999 Richard Henderson <rth@cygnus.com>
4272 * alpha.md (extqh): Define as 64-((R&7)*8) instead of 56-(((R-1)&7)*8).
4273 (extlh, extwh): Likewise.
4275 Thu Jul 1 11:05:25 1999 Gavin Romig-Koch <gavin@cygnus.com>
4277 * c-lex.c (yylex): Improve 'integer constant out of range' messages.
4279 Wed Jun 30 16:51:41 1999 Nick Clifton <nickc@cygnus.com>
4281 * configure.in: Add arm-pe and thumb-pe targets.
4282 * configure: Regenerate.
4284 * thumb.c (arm_naked_function_p): New function: Determines if
4285 a function is naked (has no gcc generated prologue/epilogue).
4286 (is_called_in_ARM_mode): Return true if the func has the
4287 interfacearm attribute.
4288 (output_return): Do not generate a return for naked functions.
4289 (thumb_function_prologue): Do not generate a prologue for
4291 (thumb_expand_prologue): Do not generate a prologue for naked
4293 (thumb_expand_epilogue): Do not generate an epilogue for naked
4295 (arm_valid_machine_decl_attribute): New function, copied from
4296 arm.c: Permit naked and interfacearm attributes.
4298 * config/arm/pe.c: New file: Support code for arm-pe target.
4299 * config/arm/pe.h: New file: Header file for arm-pe target.
4300 * config/arm/tpe.h: New file: Header file for thumb-pe target.
4301 * config/arm/t-thumb-pe: New file: Makefile fragment for
4304 1999-07-01 Mark Kettenis <kettenis@gnu.org>
4306 * config/i386/gnu.h (CPP_SPEC): Define __PIC__ and __pic__ if
4307 -fPIC or -fpic is specified.
4309 Wed Jun 30 03:31:54 1999 Jeffrey A Law (law@cygnus.com)
4311 * expr.c (emit_block_move): Use copy_to_mode_reg for
4312 !TARGET_MEM_FUNCTIONS case too.
4314 * configure.in (hppa*-*-*): Add som.h or elf.h to tm_file as
4316 * configure: Rebuilt.
4317 (hppa1.1-*-pro*, hppa1.1-*-rtems*): Define target_cpu_default.
4318 * pa.h: Include dbxelf.h. Delete various dbx/stabs related
4319 definitions made redundant by dbxelf.h inclusion. Delete
4320 lots of definitions related to assembly output that are
4321 specific to the SOM object format.
4322 * pa.c (output_function_prologue): Do not emit the function's
4324 * pa-pro-end.h (STARTFILE_SPEC): Undefine before redefining.
4325 * pa-pro.h: Deleted.
4326 * som.h: New file with SOM specific definitions.
4327 * elf.h: New file with ELF specific definitions.
4329 * elfos.h (const_section): Output a tab before assembler directives.
4330 (ctors_section, dtors_section): Likewise.
4331 (ASM_OUTPUT_SECTION_NAME): Likewise.
4333 * pa/pa1.h: Delete unused file.
4335 Tue Jun 29 01:37:53 1999 Jeffrey A Law (law@cygnus.com)
4337 * configure.in (hppa*-hp-hpux11*): New configuration.
4338 * configure: Rebuilt.
4339 * pa/pa-hpux11.h: New file.
4340 * pa.h (CPP_SPEC): Conditionally add -D__STDC_EXT__ to the cpp
4343 * mips.md (leasi, leadi): New patterns.
4345 * expr.c (emit_block_move): Properly handle case where one of the
4346 block move arguments has a queued increment or decrement.
4347 (clear_storage): Similarly. Fix formatting goof.
4349 1999-06-28 "David O'Brien" <obrien@NUXI.com>
4351 * fixinc/inclhack.def(stdio_va_list): This patch Removes a
4352 semicolon from the BSD VA_LIST replacement expression.
4354 * fixinc/inclhack.sh: regen
4355 * fixinc/fixincl.x: regen
4357 * fixinc/mkfixinc.sh: Have `i[34567]86-*-freebsd*' machines
4358 now use the fixincl program.
4360 Mon Jun 28 05:28:12 1999 Jeffrey A Law (law@cygnus.com)
4362 * m68k.h (CONDITIONAL_REGISTER_USAGE): Define for !SUN_FPA
4363 case. Also make the PIC register call_used.
4365 * m68k.h (FINALIZE_PIC): Delete.
4366 * m68k.c (finalize_pic): Delete.
4368 Mon Jun 28 05:16:35 1999 Richard Henderson <rth@cygnus.com>
4370 * m68k.h (PREFERRED_RELOAD_CLASS): Don't force any FP const_doubles
4373 Mon Jun 28 04:07:27 1999 David Edelsohn <edelsohn@gnu.org>
4375 * expmed.c (expand_divmod): Ensure unsigned value fits in reg_note.
4377 Sun Jun 27 02:39:08 1999 Richard Henderson <rth@cygnus.com>
4379 * jump.c (jump_optimize_1): Validate the cmov copy to a temporary.
4381 Sat Jun 26 17:18:18 1999 David Edelsohn <edelsohn@gnu.org>
4383 * rs6000.c (print_operand, case 'L'): Use plus_constant_for_output.
4385 Fri Jun 25 11:33:24 1999 Richard Henderson <rth@cygnus.com>
4387 * alpha.c (override_options): Add -mcpu=ev45 as an alias for ev4.
4389 Fri Jun 25 13:41:25 1999 David Edelsohn <edelsohn@gnu.org>
4391 * rs6000.c (output_toc): Always use hex values for floating-point
4392 constants. Store single-precision values in upper-half of TOC
4393 entry in 64-bit mode.
4394 * rs6000.md (floatsidf2, floatunssidf2): Add !TARGET_POWERPC64
4395 to final constraints.
4396 (fix_truncdfsi2 splitter): Change pattern matching fctiwz.
4397 (fctiwz): Improve accuracy of RTL for pattern.
4399 Fri Jun 25 11:26:38 1999 Gavin Romig-Koch <gavin@cygnus.com>
4401 * expr.c (expand_expr): Allow RTL_EXPR's through the
4402 MAX_INTEGER_COMPUTATION_MODE checks.
4404 Fri Jun 25 06:06:37 1999 Richard Henderson <rth@cygnus.com>
4406 * alpha.h (MASK_SUPPORT_ARCH, MASK_CPU_EV5, MASK_CPU_EV6): Define
4407 such that MASK_SUPPORT_ARCH is not negative.
4409 Fri Jun 25 05:35:44 1999 Jeffrey A Law (law@cygnus.com)
4411 * loop.c (verify_dominator): Properly handle ADDR_VEC and
4412 ADDR_DIFF_VEC insns that appear inside loops.
4414 Thu Jun 24 22:54:05 1999 David Edelsohn <edelsohn@gnu.org>
4415 Jeff Law <law@cygnus.com>
4417 * rs6000.md (movdf_hardfloat32): Revert previous patch.
4418 Handle LO_SUM the same as offsettable in cases 1 and 2.
4419 * rs6000.c (find_addr_reg): Revert previous patch.
4421 Thu Jun 24 22:43:12 1999 Philippe De Muyter <phdm@macqel.be>
4423 * system.h (strstr): New external function declaration.
4424 * acconfig.h (NEED_DECLARATION_STRSTR): New define slot.
4425 * configure.in (GCC_NEED_DECLARATIONS): Check for strstr.
4426 * config.in, configure: Rebuilt.
4428 1999-06-24 Tom Tromey <tromey@cygnus.com>
4430 * gcc.c (main): Read user-specified specs files after computing
4431 additional startfile_prefixes.
4433 Thu Jun 24 15:00:47 1999 Mark Mitchell <mark@codesourcery.com>
4435 Revert these two patches:
4437 Thu Jun 17 21:34:24 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
4438 * loop.c (strength_reduce): When doing biv->giv conversion, update
4439 reg note of NEXT->insn.
4441 Thu Jun 17 17:22:07 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
4442 * loop.c (strength_reduce): When doing biv->giv conversion, fix up
4444 (recombine_givs): Set ix field after sorting.
4446 Wed Jun 23 21:26:00 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
4448 * rtlanal.c (reg_referenced_p): Use reg_overlap_mentioned_p
4449 for the parts of an UNSPEC / UNSPEC_VOLATILE.
4451 1999-06-23 Bruce Korb <ddsinc09@ix.netcom.com>
4453 *fixinc/inclhack.def: Add fix development commentary
4454 (read_ret_type): reactivate and add selection clause
4455 (zzz_*): tweak output file name to match what is used in hackshell.tpl
4456 *fixinc/{fixincl.x|inclhack.sh}: regen
4458 Wed Jun 23 00:48:21 1999 Jason Merrill <jason@yorick.cygnus.com>
4460 * expr.c (expand_expr): STRIP_NOPS before checking against
4461 MAX_INTEGER_COMPUTATION_MODE
4462 (check_max_integer_computation_mode): Likewise.
4464 Tue Jun 22 20:23:43 1999 Jim Wilson <wilson@cygnus.com>
4466 * md.texi (smul@var{m}3_highpart): Add missing 's' prefix.
4468 1999-06-22 Jim Wilson <wilson@cygnus.com>
4470 * expr.c (store_expr): When target is a promoted subreg, return a
4471 promoted subreg as a result.
4473 Tue Jun 22 17:14:58 1999 Michael Meissner <meissner@cygnus.com>
4475 * dwarf2out.c (dwarf2out_frame_debug_expr): Reformat to match GNU
4477 (dwarf2out_define): Mark unused parameters appropriately.
4478 (gen_unspecified_parameters_die): Ditto.
4479 (gen_subprogram_die): Fix signed/unsigned warnings.
4480 (gen_variable_die): Ditto.
4482 1999-06-22 Bruce Korb <ddsinc09@ix.netcom.com>
4484 * fixinc/inclhack.def(end_else_label): combined else_label
4485 and endif_label and fixed the sed expression.
4486 *fixinc/{fixincl.x|inclhack.sh}: regen
4488 Tue Jun 22 01:58:18 1999 Jeffrey A Law (law@cygnus.com)
4490 * rs6000.md (movdf_hardfloat32): Use %X instead of always emitting
4491 'x' when handling non-offsettable addresses
4493 Tue Jun 22 00:20:05 1999 Richard Earnshaw (rearnsha@arm.com)
4495 * final.c (shorten_branches): Don't try to split an insn that has
4498 Mon Jun 21 12:47:39 1999 Mark Mitchell <mark@codesourcery.com>
4500 * config/mips/mips.c (symbolic_expression_p): New function.
4501 (mips_select_rtx_section): Put symbolic expressions in the
4502 data section, not the read-only data section.
4504 Mon Jun 21 22:13:06 1999 Jeffrey A Law (law@cygnus.com)
4506 * rs6000.md (find_addr_reg): Handle LO_SUM addresses.
4508 Mon Jun 21 20:10:42 1999 Richard Henderson <rth@cygnus.com>
4510 * collect2.c (main): Log frame table count.
4511 (GCC_OK_SYMBOL) [ECOFF]: Accept stGlobal.
4512 (scan_prog_file) [COFF]: Handle frame tables.
4514 * alpha/alpha.h (UNALIGNED_SHORT_ASM_OP): Define.
4515 (UNALIGNED_INT_ASM_OP, UNALIGNED_DOUBLE_INT_ASM_OP): Define.
4516 * alpha/elf.h: Undef them again.
4517 * alpha/vms.h: Remove their definitions.
4519 Tue Jun 22 03:17:53 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
4521 * sh.c (machine_dependent_reorg): When fixing up fp pcloads,
4522 remove the clobber of r0 and change the REG_UNUSED note to
4525 1999-06-21 Jakub Jelinek <jj@ultra.linux.cz>
4527 * real.c (ereal_from_double): Fix for 64-bit big endian hosts.
4528 * emit-rtl.c (gen_lowpart_common): Add case for hosts where double
4529 fits in HOST_WIDE_INT and one uses union to access a long constant
4532 Mon Jun 21 17:18:25 1999 Richard Henderson <rth@cygnus.com>
4534 * sparc.c (sparc_override_options): Don't allow profiling for
4535 code models other than medlow.
4536 (sparc_function_profiler): New function from old FUNCTION_PROFILER
4537 macro. Use ASM_GENERATE_INTERNAL_LABEL and MCOUNT_FUNCTION.
4538 (sparc_function_block_profiler): Likewise. Use user_label_prefix.
4539 (sparc_block_profiler): Likewise.
4540 (sparc_function_block_profiler_exit): Likewise.
4541 * sparc.h (FUNCTION_PROFILER): Call new sparc.c function.
4542 (FUNCTION_BLOCK_PROFILER): Likewise.
4543 (BLOCK_PROFILER): Likewise.
4544 (FUNCTION_BLOCK_PROFILER_EXIT): Likewise.
4545 (MCOUNT_FUNCTION): New.
4546 * sparc/pbd.h (FUNCTION_PROFILER): Delete.
4547 (FUNCTION_BLOCK_PROFILER, BLOCK_PROFILER): Delete.
4548 * sparc/sun4o3.h (FUNCTION_PROFILER): Delete.
4549 (MCOUNT_FUNCTION): New.
4550 * sparc/sysv4.h (FUNCTION_BLOCK_PROFILER): Delete.
4551 (BLOCK_PROFILER): Delete.
4552 (MCOUNT_FUNCTION): New.
4554 Mon Jun 21 14:11:29 1999 David Edelsohn <edelsohn@gnu.org>
4556 * rs6000.md (movdf_hardfloat32): Fix typo in case 2.
4558 Mon Jun 21 12:27:17 1999 Vladimir Makarov <vmakarov@tofu.to.cygnus.com>
4560 * config/mips/elf.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
4563 * config/m68k/m68kelf.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
4566 * config/sh/sh.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
4569 * config/arm/telf.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
4572 Mon Jun 21 14:58:42 1999 Nick Clifton <nickc@cygnus.com>
4574 * config/arm/arm.h: Add cpp support for ARM920 and ARM920T cpu
4577 Mon Jun 21 06:22:21 1999 Mark Elbrecht <snowball3@bigfoot.com>
4579 * i386/djgpp.h (LIB_SPEC): New.
4580 (STARTFILE_SPEC): New.
4582 * i386/xm-djgpp.h (NO_SYS_SIGLIST): Deleted. Now obsolete.
4584 Mon Jun 21 06:19:33 1999 Philippe De Muyter <phdm@macqel.be>
4586 * fixinc/Makefile.in (gnu-regex.o): Do not define STDC_HEADERS in
4589 * system.h (WSTOPSIG): New macro.
4591 Mon Jun 21 05:33:15 1999 Mumit Khan <khan@xraylith.wisc.edu>
4593 * c-pragma.c (push_alignment): Don't ignore alignments greater than
4595 (insert_pack_attributes): Take into account member natural
4598 * i386/winnt.c (exports_head): New static variable.
4599 (i386_pe_record_exported_symbol): New function.
4600 (i386_pe_asm_file_end): Use.
4601 * i386/cygwin.h (ASM_OUTPUT_COMMON): Record the exported
4602 symbols to be emitted at end of assembly.
4603 (ASM_DECLARE_OBJECT_NAME): Likewise.
4604 (ASM_DECLARE_FUNCTION_NAME): Likewise.
4606 * i386/uwin.h (CPP_SPEC): Use -idirafter instead -iprefix and
4609 Mon Jun 21 04:44:31 1999 Jeffrey A Law (law@cygnus.com)
4611 * sparc.h (LEGITIMIZE_RELOAD_ADDRESS): Fix paren error introduced
4614 Sun Jun 20 17:27:20 1999 Richard Henderson <rth@cygnus.com>
4616 * haifa-sched.c (sched_analyze_1): Use free_list instead of
4617 zapping reg_last_uses directly.
4618 (sched_analyze_2, sched_analyze_insn): Likewise.
4619 (sched_analyze): Likewise. Don't clear reg_last_uses on calls.
4621 Sun Jun 20 16:57:29 1999 David Edelsohn <edelsohn@gnu.org>
4623 * rs6000.md (movdf_hardfloat32): Use worst case insn length
4624 attributes for cases 1 and 2.
4626 Sat Jun 19 22:52:55 1999 Richard Henderson <rth@cygnus.com>
4628 * haifa-sched.c (sched_analyze): Mark call-user regs as clobbered
4631 Sat Jun 19 05:40:07 1999 Philip Blundell <pb@nexus.co.uk>
4633 * arm.c (arm_reload_in_hi): Invert sense of test on BYTES_BIG_ENDIAN.
4635 Sat Jun 19 05:25:05 1999 Richard Earnshaw (rearnsha@arm.com)
4637 * arm.h (CONDITIONAL_REGISTER_USAGE): If flag_pic, never use
4638 PIC_OFFSET_TABLE_REGNUM for general alloaction.
4639 (INITIAL_ELIMINATION_OFFSET): Count the fact that the PIC register
4640 must be stacked if it is used for PIC accesses.
4641 * arm.c (use_return_insn): Handle PIC register specially.
4642 (output_return_instruction): Likewise.
4643 (output_func_{prologue,epilogue}): Likewise.
4644 (output_expand_prologue): Likewise.
4646 * arm.md (*adddf_esfdf_df): Renamed from *adddf_df_esfdf.
4647 (*strsi_predec): Renamed from *strqi_predec.
4648 (*loadsi_shiftpreinc): Renamed from *loadqi_shiftpreinc.
4649 (*loadsi_shiftpredec): Renamed from *loadqi_shiftpredec.
4651 * arm.c (arm_override_options): Remove warning about PIC code
4652 not being supported.
4654 Fri Jun 18 23:47:06 1999 David Edelsohn <edelsohn@gnu.org>
4656 * rs6000.c (find_addr_reg): New function.
4657 * rs6000.h (find_addr_reg): Declare.
4658 (offsettable_addr_operand): Delete.
4659 * rs6000.md (movdf_hardfloat32): Handle non-offsettable loads
4660 from and stores to GPRs.
4662 Fri Jun 18 15:44:18 1999 Richard Henderson <rth@cygnus.com>
4664 * alpha.c (alpha_expand_block_move): Use get_insns rather than
4665 gen_sequence as argument to emit_no_conflict_block.
4667 Fri Jun 18 07:02 1999 Bruce Korb <ddsinc09@ix.netcom.com>
4669 * fixinc/mkfixinc.sh: enable the fixincl program for DG/UX
4670 * fixinc/inclhack.def(dgux_int_varargs): script must end with \n
4671 *fixinc/fixincl.x: regen
4672 *fixinc/inclhack.sh: regen
4674 Thu Jun 17 15:06:10 PDT 1999 Don Lindsay <dlindsay@cygnus.com>
4676 * added support for -mpcrel (PC relative addressing for m68k)
4677 based on code done by Michael Tiemann <tiemann@axon.cygnus.com>.
4678 * invoke.texi (m68000 options): Add documentation for -mpcrel flag.
4679 * m68k.c (print_operand_address): Handle 32-bit PIC case.
4680 (comments for general_src_operand): Add some explanation
4681 about EXTRA_CONSTRAINTS.
4682 (OVERRIDE_OPTIONS): Enable -fPIC in combination with -mpcrel.
4683 * m68kelf.h (OVERRIDE_OPTIONS): Ditto.
4684 (LEGITIMATE_PIC_OPERAND_P): Fix typo.
4685 (LEGITIMATE_PIC_OPERAND_P): Re-derive from m68k.h case.
4686 * m68k.h (LEGITIMATE_PIC_OPERAND_P): Fix delete-o.
4687 (INDIRECTABLE_1_ADDRESS): Delete spurious '/' at end of macro.
4688 (OVERRIDE_OPTIONS): Change behavior so that -mpcrel implies -fpic
4690 (OVERRIDE_OPTIONS): Merge in changes from m68k.h.
4691 * m68k.h (TARGET_PCREL): New target flag.
4692 (TARGET_SWITCHES): Add "pcrel" as a recognized switch.
4693 (OVERRIDE_OPTIONS): Add checks for -mpcrel.
4694 (LEGITIMATE_PIC_OPERAND_P): Don't normally accept anything that
4695 contains a SYMBOL_REF. Relax this constraint during reload, since
4696 we want to use the predicates, not reload's built-in concept of a
4697 valid memory address, to control what insns need reloading.
4698 (EXTRA_CONSTRAINT): Define constraints to accept pc-relative
4699 operands (essentially 'g', 'm', and 's' under normal circumstances).
4700 * m68k.c (print_operand): Cause printing of pc-relative addresses
4701 to include pc register.
4702 (print_operand_address): Ditto.
4703 (general_src_operand): Accept operands that are not only
4704 general_operands, but are also valid when used as a pc-relative
4706 (nonimmediate_src_operand): Similar, for nonimmediate_operands.
4707 (memory_src_operand): Similar, for memory_operands.
4708 (pcrel_address): New predicate to accept the special case of a
4709 pc-relative address.
4710 * m68k.md (many patterns): Rewrite common SImode, HImode, and
4711 QImode insns to accept *_src_operand instead of *_operand where
4712 pc-relative operands can fit. For example, a pc-relative operand
4713 can be used as a memory source operand for addsi3, but not as a
4715 * hp320.h linux.h m68kv4.h (LEGITIMATE_PIC_OPERAND_P) as in m68k.h.
4717 Fri Jun 18 09:11:07 1999 Nick Clifton <nickc@cygnus.com>
4719 * config/arm/telf.h (ASM_OUTPUT_DEF_FROM_DECLS): New Marco: USe
4720 .thumb_set pseudo op to mark aliases of thumb functions.
4722 Wed Jun 16 18:19:13 1999 Nick Clifton <nickc@cygnus.com>
4724 * varasm.c (assemble_alias): Use ASM_OUTPUT_DEF_FROM_DECLS in
4725 preference to ASM_OUTPUT_DEF, if it is defined.
4727 * tm.texi: Document new, optional target macro
4728 ASM_OUTPUT_DEF_FROM_DECLS.
4730 Thu Jun 17 15:07 1999 Bruce Korb <ddsinc09@ix.netcom.com>
4732 * fixincludes: ISCNTL patch
4733 * fixinc/inclhack.def (ioctl_fix_ctrl): Fix the definition of [_]*ISCTRL().
4734 (dgux_int_varargs): new for DG/UX
4735 * fixinc/{fixincl.x,inclhack.sh}: Regenerated.
4737 Thu Jun 17 21:34:24 1999 Jeff Law <law@cygnus.com>
4739 * invoke.texi (ia32 options): Fix typo.
4741 Thu Jun 17 21:34:24 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
4743 * loop.c (strength_reduce): When doing biv->giv conversion, update
4744 reg note of NEXT->insn.
4746 Thu Jun 17 14:25:08 1999 Jeffrey A Law (law@cygnus.com)
4748 * loop.c (move_movables): Note issues with replacing REGs with
4750 * mips.h (GO_IF_LEGITIMATE_ADDRESS): Handle SUBREGs properly.
4752 Thu Jun 17 13:28:30 1999 David O'Brien <obrien@FreeBSD.org>
4754 * i386/freebsd-elf.h (LINK_SPEC): Fix typo.
4756 * i386/freebsd-elf.h (FUNCTION_PROFILER): labels are not needed and
4757 the reference to `mcount' was not correct for the ELF on FreeBSD.
4759 Thu Jun 17 17:22:07 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
4761 * loop.c (strength_reduce): When doing biv->giv conversion, fix up
4764 (recombine_givs): Set ix field after sorting.
4766 Thu Jun 17 02:54:30 1999 Jeffrey A Law (law@cygnus.com)
4768 * emit-rtl.c (operand_subword): Tighten checks for when it is safe
4769 to safe to extract a subword out of a REG.
4771 Thu Jun 17 01:45:24 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
4773 * sh.md (mulsi3): Don't add a no-op move at the end.
4775 Wed Jun 16 20:29:00 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
4777 * cse.c (cse_insn): Don't put hard register source into tables for
4778 the last insn of a libcall.
4780 Wed Jun 16 19:44:33 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
4782 * loop.c (strength_reduce): Insert sets of derived givs at every
4783 biv increment, even if it's the only one.
4785 Wed Jun 16 10:33:02 1999 Jason Merrill <jason@yorick.cygnus.com>
4787 * dwarfout.c (add_incomplete_type): New fn.
4788 (output_type): Call it.
4789 (retry_incomplete_types): New fn.
4790 (dwarfout_finish): Call it.
4792 From Eric Raskin <ehr@listworks.com>:
4793 (output_type): Output types for bases.
4795 Tue Jun 15 12:51:23 1999 Alexandre Oliva <oliva@dcc.unicamp.br>
4797 * mips.c (mips_output_conditional_branch): Add `break'
4798 between `default' label and `close braces'.
4800 Tue Jun 15 01:55:20 1999 David O'Brien <obrien@FreeBSD.org>
4802 * i386/freebsd-elf.h (LINK_SPEC): clean up the linking library
4803 specifications and make it realistic.
4804 (LIB_SPEC): Likewise.
4806 Mon Jun 14 15:38:43 1999 Jim Wilson <wilson@cygnus.com>
4808 * config/mips/mips.c (mips_secondary_reload_class): Check for
4809 (PLUS (SP) (REG)) and return appropriate register class.
4810 * config/mips/mips.md (reload_insi): Delete predicate for operand 1.
4811 Handle (PLUS (SP) (REG)).
4812 (tablejump): In mips16 code, use emit_insn instead of emit_jump_insn.
4813 (tablejump_mips161, tablejump_mips162): Use emit_jump_insn instead
4814 of emit_insn for tablejump.
4816 Mon Jun 14 17:26:40 1999 David Edelsohn <edelsohn@gnu.org>
4818 * rs6000.c (output_prolog): RS6000_CALL_GLUE must be
4819 asm_fprintf format string by itself.
4820 (output_function_profiler): Likewise.
4822 Mon Jun 14 12:57:38 1999 David Mosberger <davidm@hpl.hp.com>
4824 * combine.c (simplify_logical, case AND): Only call
4825 simplify_and_const_int if the mode is no wider than HOST_WIDE_INT
4826 or the constant is positive.
4828 Mon Jun 14 11:43:41 1999 Nick Clifton <nickc@cygnus.com>
4830 * configure.in: Fix typo in rs6000-ibm-aix4 case.
4831 * configure: Regenerate.
4833 Mon Jun 14 03:55:40 1999 Jeffrey A Law (law@cygnus.com)
4835 * configure.in (rs6000-ibm-aix4.3*, powerpc-ibm-aix4.3*): Do not
4836 require a sub-version #.
4837 * configure: Rebuilt.
4839 1999-06-14 Robert Lipe (robertlipe@usa.net)
4841 * svr4.h (DWARF2_DEBUGGING_INFO): Check for redefinition.
4843 Mon Jun 14 10:30:52 BST 1999 Nathan Sidwell <nathan@acm.org>
4845 * c-typeck.c (process_init_element): Detect excess elements in
4846 char array initializer.
4848 1999-06-14 Andreas Jaeger <aj@arthur.rhein-neckar.de>
4850 * gcc.texi: Mention gcc 2.96 instead of egcs 1.00.
4852 Sat Jun 12 22:29:48 EDT 1999 Jerry Quinn <jquinn@nortelnetworks.com>
4854 * invoke.texi (Option Summary): Add -fpermissive flag.
4856 Sat Jun 12 03:40:42 1999 Jeffrey A Law (law@cygnus.com)
4858 * sparc.h (LEGITIMIZE_RELOAD_ADDRESS): Do nothing with operands
4859 that require PIC code sequences.
4861 Wed Jun 9 16:29:01 1999 Nick Clifton <nickc@cygnus.com>
4863 * configure.in: Add new target: thumb-elf.
4864 * configure: Regenerate.
4865 * config/arm/t-thumb-elf: New file: Makefile fragment for
4867 * config/arm/telf.h: New file: Header file for thumb-elf
4870 Fri Jun 11 03:17:51 1999 Jeffrey A Law (law@cygnus.com)
4872 * Makefile.in (libgcc2): Pass MAYBE_USE_COLLECT2 as an argument.
4873 * libgcc2.c (__CTOR_LIST, __DTOR_LIST); Do not provide
4874 initializers is some circumstances.
4876 * fixinc/inclhack.def (endif_label): Add additional selector for
4877 more bogus stuff after #endif statements.
4878 * fixinc/inclhack.sh, fixinc/fixincl.x: Rebuilt.
4880 Thu Jun 10 20:44:36 1999 Mumit Khan <khan@xraylith.wisc.edu>
4882 * i386/cygwin.h (SET_ASM_OP): Define.
4884 Thu Jun 10 20:37:57 1999 Mumit Khan <khan@xraylith.wisc.edu>
4886 * reg-stack.c (stack_reg_life_analysis): Find all the RETURN insns.
4888 Thu Jun 10 19:23:00 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
4890 * sh.h (TARGET_HARWARD, TARGET_HARVARD): Changed the former to the
4893 * sh.md (ic_invalidate_line_i): Remove second alternative.
4895 Thu Jun 10 06:55 1999 Bruce Korb <ddsinc09@ix.netcom.com>
4897 *fixinc/inclhack.def(sun_auth_proto): We do not know how to
4898 test for the presence of valid prototypes. Delete bypass expr.
4899 (ioctl_fix_ctrl): Correct the selection expression.
4900 (no_double_slash): Correct quoting rules
4901 *fixinc/fixincl.x: regen
4902 *fixinc/inclhack.sh: regen
4904 Thu Jun 10 15:08:15 1999 Nick Clifton <nickc@cygnus.com>
4906 * config/arm/arm.c (struct all_cores): Add ARM920 and ARM920t.
4908 Wed Jun 9 15:57:57 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
4910 * rs6000.md (movsi_got_internal_mem): Delete.
4911 * rs6000.h (CONDITIONAL_REGISTER_USAGE): Mark PIC_OFFSET_TABLE_REGNUM.
4912 (GOT_TOC_REGNUM): Delete.
4913 (PIC_OFFSET_TABLE_REGNUM): Define.
4914 (FINALIZE_PIC): Disable.
4915 * rs6000.c (rs6000_got_register): New code for fixed pic register.
4916 (rs6000_replace_regno): Delete.
4917 (rs6000_finalize_pic): Likewise.
4918 (output_prolog): Handle PIC_OFFSET_TABLE_REGNUM.
4920 Wed Jun 9 19:44:26 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
4922 * loop.c (loop_insn_first_p): Don't compare LUIDs when P
4923 is a note; use <= for the compare; advance P while it is
4926 Wed Jun 9 13:12:24 1999 Jeffrey A Law (law@cygnus.com)
4928 * fixinc/inclhack.def (no_double_slash): Fix quoting for test.
4929 * fixinc/inclhack.sh, fixinc/fixincl.x, fixinc/fixincl.sh; Rebuilt.
4931 * varasm.c (remove_from_pending_weak_list): Verify t->name
4932 is non-NULL before passing it to strcmp.
4934 Wed Jun 9 06:50 1999 Bruce Korb <ddsinc09@ix.netcom.com>
4936 *fixinc/inclhack.def(sun_auth_proto): bypass the patch if
4937 the typed arguments are not part of a comment
4938 (ioctl_fix_ctrl): Added a purpose comment
4939 *fixinc/fixincl.x: regenerate
4940 *fixinc/inclhack.sh: regenerate
4942 Wed Jun 9 22:57:02 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
4944 * invoke.texi: Add C4x invocation docs.
4946 Wed Jun 9 22:34:38 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
4948 * config/c4x/c4x.h (TARGET_EXPOSE_LDP, LEGITIMIZE_RELOAD_ADDRESS):
4950 * config/c4x/c4x.c (c4x_emit_move_sequence, src_operand): Use
4952 (c4x_legitimize_reload_address): New function.
4953 * config/c4x/c4x.md: Update docs.
4955 Wed Jun 9 04:14:48 1999 Jeffrey A Law (law@cygnus.com)
4957 * fixincludes: Avoid removing '.'.
4958 * fixinc/fixinc.svr4: Likewise.
4959 * fixinc/fixinc.winnt: Likewise.
4960 * fixinc/inclhack.tpl: Likewise.
4961 * fixinc/fixincl.sh, fixinc/inclhack.sh: Rebuilt.
4963 1999-06-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4965 * fixinc/inclhack.def (sun_catmacro): Escape parens in the select
4967 * fixinc/fixincl.x, fixinc/inclhack.sh: Rebuilt.
4969 Wed Jun 9 03:10:34 1999 Mumit Khan <khan@xraylith.wisc.edu>
4971 * c-pragma.c (handle_pragma_token): Handle `#pragma pack()'
4974 Tue Jun 8 13:06:15 1999 Jim Wilson <wilson@cygnus.com>
4976 * configure.in (rs6000-ibm-aix4.[12]*): Change rx6000 to rs6000.
4977 * configure: Regenerate.
4979 Tue Jun 8 05:47:48 1999 Richard Earnshaw (rearnsha@arm.com)
4981 * optabs.c (expand_cmplxdiv_wide): Use expand_abs to get the absolute
4984 Mon Jun 7 22:30:37 1999 Jeffrey A Law (law@cygnus.com)
4986 * fixinc/inclhack.def (avoid_bool): Also catch
4987 "typedef [unsigned] int bool".
4988 * fixinc/inclhack.sh, fixinc/fixincl.x, fixinc/fixincl.sh: Rebuilt.
4990 * m68k/x-hp3bsd44: Delete obsolete and incorrect file.
4991 * configure.in (m68k-hp-bsd4.4): No longer use x-hp3bsd44.
4992 * configure: Rebuilt.
4994 Mon Jun 7 22:05:03 1999 Mark Kettenis <kettenis@gnu.org>
4996 * config/i386/gnu.h: Include <gnu.h> right after <i386/linux.h>,
4997 such that we can override its definitions if necessary.
4998 (CPP_SPEC): New define. Support processor specific predefines via
5000 (CC1_SPEC): New define. Support processor specific compiler
5001 options via %(cc1_cpu).
5002 (STARTFILE_SPEC): New define. Use crt0.o instead of crt1.o for
5005 1999-06-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5007 * fixinc/inclhack.def (math_gcc_ifndefs): Insert whitespace
5008 between sed's -e flag, and the open-quote following it.
5009 * fixinc/fixincl.x, fixinc/fixincl.sh: Rebuilt.
5011 Mon Jun 7 20:34:20 1999 Robert Lipe <robertlipe@usa.net>
5012 Jeffrey A Law (law@cygnus.com)
5014 * varasm.c (assemble_start_function): Remove the function
5015 from the pending weak decls list when we define a function.
5016 (assemble_variable): Similarly for variables.
5017 (weak_finish): Ignore items on the list with a NULL name.
5018 (remove_from_ending_weak_list); New function to "remove" an item
5019 from the pending weak declarations list.
5021 Mon Jun 7 19:27:07 1999 Jerry Quinn <jquinn@nortelnetworks.com>
5023 * pa.md (fmpyfadd, fmpynfadd, fnegabs): New patterns.
5025 Mon Jun 7 14:07:39 1999 Dave Brolley <brolley@cygnus.com>
5027 * c-lex.c (GETC): Redefine to call getch.
5028 (UNGETC): Redefine to call put_back.
5029 (putback_buffer): New structure type.
5030 (putback): New static structure.
5031 (getch): New function.
5032 (put_back): New function.
5033 (yylex): Replace unused bytes from bad multibyte character.
5035 Mon Jun 7 13:33:39 1999 Dave Brolley <brolley@cygnus.com>
5037 * cpplib.c (do_define): Cast `alloca' return value.
5038 (do_include, do_undef, do_pragma): Likewise.
5039 * cpphash.c (dump_definition): Cast `xstrdup' and `alloca' return
5041 * cppfiles.c (initialize_input_buffer): Cast `xmalloc' return values.
5042 * gcc/cppspec.c (lang_specific_driver): Cast xmalloc return value.
5044 Sun Jun 6 11:58:34 1999 Jakub Jelinek <jj@ultra.linux.cz>
5046 * sparc.md (abstf2): This should be an expand.
5047 (split after abstf2_notv9): Fix mode.
5048 (abstf2_hq_v9): New pattern.
5049 (abstf2_v9): Only use when no hard quad.
5050 (absdf2_v9): Fix if target is not the same as source.
5051 (ashrsi3_extend, ashrsi3_extend2, lshrsi3_extend, lshrsi3_extend2):
5052 Add correct output constraints.
5054 Sat Jun 5 17:04:16 1999 Craig Burley <craig@jcb-sc.com>
5056 From Dave Love to egcs-patches on 20 May 1999 17:38:38 +0100:
5057 * invoke.texi: Clarify text vis-a-vis Intel CPUs.
5059 Sat Jun 5 12:11:24 1999 Mark Mitchell <mark@codesourcery.com>
5061 * mips.h (mips_output_conditional_branch): New function.
5062 (mips_adjust_insn_length): Likewise.
5063 (ASSEMBLER_SCRATCH_REGNUM): New macro.
5064 (ADJUST_INSN_LENGTH): Likewise.
5065 * mips.c (print_operand): Add `F' and `W' for floating-point
5067 (machine_dependent_reorg): Adjust MIPS16 code; instruction-lengths
5069 (mips_adjust_insn_length): New function.
5070 (mips_output_conditional_branch): New function.
5071 * mips.md (length): Adjust attribute definition to handle
5072 conditional branches. Change lengths to bytes, rather than
5073 instructions throughout. Remove length attribute from
5074 instructions whose length is four bytes, and rely on the default
5076 (dslot): Fix typo in comment.
5077 Reword conditional branch patterns to use
5078 mips_output_conditional_branch.
5080 Fri Jun 4 13:30:27 1999 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5082 * alpha/osf.h (CPP_SUBTARGET_SPEC): Handle -threads.
5083 (LIB_SPEC): Likewise.
5084 Link with -lprof1_r for -g/-pg.
5086 1999-06-04 Andreas Schwab <schwab@issan.cs.uni-dortmund.de>
5088 * loop.c (check_dbra_loop): Fix change of Jan 19.
5090 Fri Jun 4 00:12:40 1999 Marc Espie <espie@cvs.openbsd.org>
5092 * freebsd-elf.h (SWITCH_TAKES_ARG): Redefine, not define.
5093 (STARTFILE_SPEC): Define, override the svr4.h version.
5094 (ENDFILE_SPEC): Likewise.
5096 Thu Jun 3 23:58:55 1999 Jeffrey A Law (law@cygnus.com)
5098 * fixinc/inclhack.def (limits_ifndefs): Also apply to sys/limits.h
5099 * fixinc/fixincl.x: Regenerated.
5100 * fixinc/inclhack.sh: Regenerated.
5102 Fri Jun 4 05:42:23 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
5104 * sh.c (barrier_align): Don't return early for normal branch/barrier
5105 when optimizing for SH2.
5107 Thu Jun 3 22:27:50 1999 Robert Lipe <robertlipe@usa.net>
5109 * i386/udk.h (LINK_SPEC): Correct linker search path for
5112 Fri Jun 4 03:20:40 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
5114 * sh.c (fixup_addr_diff_vecs): Emit braf reference label.
5115 (braf_label_ref_operand): Delete.
5116 * sh.h (PREDICATE_CODES): Remove braf_label_ref_operand.
5117 * sh.md (casesi_jump_2): Operand1 is now the inside of a
5118 label_ref, and has no predicate.
5119 The patten has a predicate to guard against invalid substitutions.
5120 (dummy_jump): Delete.
5121 (casesi): Update use of casesi_jump_2.
5123 Thu Jun 3 07:48 1999 Bruce Korb <ddsinc09@ix.netcom.com>
5125 *fixinc/inclhack.def(Io_Def_Quotes): corrected sed expression
5126 *fixinc/fixincl.x: regenerate
5127 *fixinc/inclhack.sh: regenerate
5129 Thu Jun 3 02:15:07 1999 Jason Merrill <jason@yorick.cygnus.com>
5131 * dwarf2out.c (add_incomplete_type): New fn.
5132 (gen_struct_or_union_type_die): Call it.
5133 (retry_incomplete_types): New fn.
5134 (dwarf2out_finish): Call it.
5136 Thu Jun 3 01:19:03 1999 Jeffrey A Law (law@cygnus.com)
5138 * gcse.c (insert_insn_end_bb): Correct placement of insns when the
5139 current block starts with a CODE_LABEL and ends with a CALL and
5140 we can not find all the argument setup instructions for the CALL.
5142 Wed Jun 2 15:44:15 1999 Mark Mitchell <mark@codesourcery.com>
5145 * fold-const.c (fold): STRIP_NOPS when deciding whether or not
5146 something is a candidate for optimize_bit_field_compare.
5148 Wed Jun 2 21:53:05 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
5150 * sh.h (CONST_OK_FOR_I, CONST_OK_FOR_L): Cast VALUE to HOST_WIDE_INT.
5152 Wed Jun 2 12:25:55 1999 Richard Henderson <rth@cygnus.com>
5154 * alpha.c (override_options): Thinko in last patch.
5156 * alpha/osf.h (CPP_SUBTARGET_SPEC): Define.
5157 (LIB_SPEC): Recognize -pthread.
5159 Wed Jun 2 08:42:55 1999 Nick Clifton <nickc@cygnus.com>
5161 * config/arm/tcoff.h (USER_LABEL_PREFIX): Synchronise with
5162 definition in config/arm/coff.h
5163 * config/arm/coff.h: Add comment about USER_LABEL_PREFIX.
5165 Wed Jun 2 07:07 1999 Bruce Korb <ddsinc09@ix.netcom.com>
5167 * fixinc/fixincl.c(global def): Add FD_SHELL_SCRIPT to mark
5168 fixes that need "file=xxx\n" prepended before invocation
5169 (start_fixer - new): starting the fixer process is complex enough
5170 to warrent its own routine. It prepends the "file=xxx\n" stuff.
5171 (process): uses the new routine; omit usage of putenv()
5172 * fixinc/fixincl.tpl: mark shell scripts with FD_SHELL_SCRIPT
5173 * fixinc/fixincl.x: regenerate
5175 Wed Jun 2 02:29:07 1999 Jeffrey A Law (law@cygnus.com)
5177 * README, configure.in, gcc.1, gcc.texi: Update name (egcs -> gcc)
5178 and version #s (1.1 -> 2.96) as needed.
5179 * README.g77: Kill way out of date file in the toplevel directory.
5181 Wed Jun 2 00:52:34 1999 David O'Brien <obrien@FreeBSD.org>
5183 * configure.in (i[34567]86-*-freebsdelf): Don't include linux.h,
5184 i386/freebsd-elf.h no longer requires it. Instead include svr4.h.
5185 * configure: Rebuilt.
5186 * i386/freebsd-elf.h (DEFAULT_VTABLE_THUNKS): Define.
5187 (ASM_COMMENT_START, ASM_APP_ON, ASM_APP_OFF, SET_ASM_OP): Likewise.
5188 (PREFERRED_DEBUGGING_TYPE, WCHAR_UNSIGNED): Likewise.
5189 (SWITCH_TAKES_ARG): Likewise.
5190 * i386/freebsd.h: Remove FREEBSD_NATIVE support.
5191 * config/t-freebsd: Moved from config/i386/ so it can used for all
5194 Mon May 31 02:22:55 1999 Philippe De Muyter <phdm@macqel.be>
5196 * m68k/x-mot3300 (XCFLAGS): Fixed to match stb.o, not f/stb.o.
5198 Wed Jun 2 00:08:34 1999 Robert Lipe <robertlipe@usa.net>
5200 * configure.in (i[34567]86-*-udk*): Install headers with cpio.
5201 * configure: Rebuilt.
5203 Tue Jun 1 19:06:22 1999 David Edelsohn <edelsohn@gnu.org>
5205 * rs6000/aix41.h (RS6000_CALL_GLUE): Define.
5206 * rs6000/aix43.h (RS6000_CALL_GLUE): Likewise.
5207 * rs6000/rs6000.c (rs6000_file_start): Use putc.
5208 (rs6000_output_load_toc_table): Same.
5209 (output_prolog, output_mi_thunk): Same.
5210 * rs6000/rs6000.h (SELECT_SECTION): Formatting.
5211 (ASM_GLOBALIZE_LABEL): Use putc.
5213 Mon May 31 15:23:23 1999 Richard Henderson <rth@cygnus.com>
5215 * alpha.md (reload_*_help): New patterns and splitters.
5216 (reload_*): Use them.
5217 (mov[qh]i): Likewise.
5219 Mon May 31 11:48:07 1999 Mark Mitchell <mark@codesourcery.com>
5221 * cccp.c (handle_directive): Handle backslash-newlines in quoted
5224 Mon May 31 09:36:11 1999 Cort Dougan <cort@cs.nmt.edu>
5226 * rs6000/linux.h (LINK_SPEC): Use emulation elf32ppclinux.
5228 Mon May 31 11:40:20 EDT 1999 John Wehle (john@feith.com)
5230 * flow.c (mark_regs_live_at_end, insn_dead_p,
5231 mark_set_1, mark_used_regs): Only give FRAME_POINTER_REGNUM
5232 and HARD_FRAME_POINTER_REGNUM special treatment if reload
5233 hasn't run or the frame pointer is needed.
5234 * haifa-sched.c (attach_deaths): Likewise.
5235 * sched.c (attach_deaths): Likewise.
5237 Mon May 31 00:46:17 1999 Jeffrey A Law (law@cygnus.com)
5239 * jump.c (jump_optimize_1): Only set CAN_REACH_END if
5240 calculate_can_reach_end returns nonzero.
5242 * configure.in (native gas tests): Search for an assembler in the
5243 same manner that the installed compiler will.
5244 * configure: Rebuilt.
5245 * tm.texi (MD_EXEC_PREFIX): Note need to update configure.in too.
5247 * alias.c (find_base_term): Improve handling of addresses
5248 constructed from binary operations.
5250 Sun May 30 14:29:17 1999 Eric Raskin (ehr@listworks.com)
5252 * dgux.h (STARTFILE_SPEC): Fix incorrectly matched curly-braces.
5254 Sun May 30 14:19:13 1999 Jeffrey A Law (law@cygnus.com)
5256 * function.h (cleanup_label, frame_offset): Declare.
5257 (tail_recursion_label, tail_recursion_reentry): Likewise.
5258 (arg_pointer_save_area, rtl_expr_chain): Likewise.
5259 * stmt.c (cleanup_label, frame_offset): Delete extern declarations.
5260 (tail_recursion_label, tail_recursion_reentry): Likewise.
5261 (arg_pointer_save_area, rtl_expr_chain): Likewise.
5263 Sat May 29 19:08:10 1999 Philip Blundell <philb@gnu.org>
5265 * config/arm/aout.h (ASM_OUTPUT_ALIGN): Only define if not already
5267 * config/arm/elf.h (ASM_OUTPUT_ALIGN): Define.
5268 (MAX_OFILE_ALIGNMENT): Define.
5270 Fri May 28 21:40 1999 Robert Lipe <robertlipe@usa.net>
5272 * fixincl.c: Replace local include scheme with #includes of
5273 gansidecl.h and system.h.
5274 * procopen.c: Likewise.
5275 * server.c: Likewise.
5277 Fri May 28 03:47:03 1999 Eric Raskin (ehr@listworks.com)
5279 * i386/t-dgux (EXTRA_PARTS): Add crti.o
5280 (crti.o): Add build rule and dependencies.
5281 * fixinc/fixinc.dgux: Use modified _int_varargs.h
5283 Fri May 28 03:41:02 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
5285 * rs6000/sysv4.h (CC1_SPEC): Add support for -profile
5286 (LIB_LINUX_SPEC): Likewise.
5287 (LIB_LINUX_SPEC): Add support for -pthread
5288 (CPP_OS_LINUX_SPEC): Likewise.
5289 (CPP_SYSV_SPEC): Avoid redefinitions if both -fpic and -fPIC are
5292 Thu May 27 13:04:52 1999 H.J. Lu (hjl@gnu.org)
5294 * i386.c (output_fp_cc0_set): Don't check the JUMP_INSN code for
5296 (notice_update_cc, output_float_compare): Enable TARGET_CMOVE support.
5297 (output_float_compare, output_fp_cc0_set): Fix the FLOAT comparison
5298 for IEEE math and CC_FCOMI.
5299 (put_jump_code): No IEEE if CC_FCOMI is set.
5301 1999-05-27 Andreas Schwab <schwab@issan.cs.uni-dortmund.de>
5303 * fold-const.c (fold_truthop): Make the field reference unsigned
5304 when converting a single bit compare.
5306 Thu May 27 02:40:48 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
5308 * loop.c (strength_reduce): Don't do biv->giv conversion on constants.
5310 Thu May 27 02:09:27 1999 Jeffrey A Law (law@cygnus.com)
5312 * varasm.c (STRIP_NAME_ENCODING): Remove default definition.
5313 * output.h (STRIP_NAME_ENCODING): Strip '*' like the old varasm
5316 * reload.c (push_reload): Do not call remove_address_replacements
5317 when presented with identical optional reloads.
5319 Wed May 26 14:18:05 1999 Richard Henderson <rth@cygnus.com>
5321 * alpha.h (MASK_FIX, TARGET_FIX): New.
5322 (MASK_*): Reorganize constants.
5323 (CPP_AM_FIX_SPEC): New.
5324 (TARGET_SWITCHES): Add FIX.
5325 (EXTRA_SPECS): Likewise.
5326 (CPP_CPU_EV6_SPEC): Use FIX, not CIX.
5327 (SECONDARY_MEMORY_NEEDED): Likewise.
5328 (REGISTER_MOVE_COST): Likewise.
5329 * alpha.c (override_options): Add FIX support. Always use
5330 ALPHA_TP_PROG for ev6.
5331 * alpha.md (sqrt and mov[sd]i patterns): Use FIX, not CIX.
5332 * alpha/elf.h (ASM_FILE_START): Look at FIX too.
5333 * configure.in (target_cpu_default2) [ev6]: Use FIX, not CIX.
5335 Wed May 26 09:53:05 1999 Mark Mitchell <mark@codesourcery.com>
5337 * fold-const.c (fold): STRIP_NOPS when deciding whether or not
5338 something is a candidate for optimize_bit_field_compare.
5340 Wed May 26 09:40:02 1999 Mark Mitchell <mark@codesourcery.com>
5342 * gcc.texi (Passes): Document branch-shortening.
5343 * invoke.texi (Debugging Options): Document the fact that `-dp'
5344 outputs length information for instructions.
5346 Wed May 26 08:49:31 1999 Nick Clifton <nickc@cygnus.com>
5348 * flow.c: Revert previous delta.
5350 Wed May 26 06:05:10 1999 Nick Clifton <nickc@cygnus.com>
5352 * flow.c (insn_dead_p): Check against frame_pointer_rtx not
5353 FRAME_POINTER_REGNUM.
5354 (mark_set_1): Ditto.
5355 (mark_used_regs): Ditto.
5357 Wed May 26 02:19:31 1999 Philip Blundell <pb@nexus.co.uk>
5359 * arm.h (NEED_PLT_GOT): Fix mistake in last change.
5360 (GOT_PCREL): New macro. Define to 1 if not already defined.
5361 * arm/elf.h (GOT_PCREL): Define to 0.
5362 * arm.c (arm_finalize_pic): Take into account the setting of
5365 Tue May 25 14:06:06 1999 Jeffrey A Law (law@cygnus.com)
5367 * output.h (STRIP_NAME_ENCODING): Provide default definition.
5368 * dwarf2out.c (ASM_NAME_TO_STRING): Use STRIP_NAME_ENCODING.
5370 * flow.c (mark_set_1): Do not record BLKmode stores as dead
5371 store elimination candidates.
5373 Tue May 25 08:55:57 1999 Gavin Romig-Koch <gavin@cygnus.com>
5375 * config/mips/mips.h (ASM_OUTPUT_DOUBLE_INT) : Use 'dword' if
5378 Mon May 24 20:30:08 1999 Jim Wilson <wilson@cygnus.com>
5380 * configure.in (rs6000-ibm-aix4.[12]*): Delete use of aix41-gld.h.
5381 Add use of x-aix41-gld.
5383 Mon May 24 16:44:09 1999 Jakub Jelinek <jj@ultra.linux.cz>
5385 * sparc/linux64.h (ASM_OUTPUT_CONSTRUCTOR): Define.
5386 (ASM_OUTPUT_DESTRUCTOR): Define.
5388 Mon May 24 14:35:24 1999 Jeffrey A Law (law@cygnus.com)
5390 * loop.c (strength_reduce): Do not clear NOT_EVERY_ITERATION at the
5391 last CODE_LABEL in a loop if we have previously passed a jump
5392 to the top of the loop.
5394 Mon May 24 07:56:29 1999 Nick Clifton <nickc@cygnus.com>
5396 * config/arm/arm.h (OUTPUT_INT_ADDR_CONST): Fix blunder made when
5397 applying Philip's patch.
5399 Mon May 24 01:02:12 1999 Mark Mitchell <mark@codesourcery.com>
5401 * stmt.c (expand_end_bindings): Ignore any elements of VARS that
5404 Sun May 23 20:31:16 1999 Jeffrey A Law (law@cygnus.com)
5406 * loop.c (strength_reduce): Grow reg_single_usage as needed.
5408 Sun May 23 10:13:20 1999 David O'Brien <obrien@FreeBSD.org>
5410 * i386/freebsd-elf.h (LINK_SPEC): Change -static to -Bstatic.
5411 Also remove a useless comment.
5413 Sun May 23 10:05:23 1999 Jerry Quinn <jquinn@nortelnetworks.com>
5415 * pa.md (negdf2,negsf2): Use fneg instead of fsub on pa 2.0.
5417 Sat May 22 21:02:06 1999 David Edelsohn <edelsohn@gnu.org>
5419 * collect2.c (main): Only generate import or export file and add
5420 to link arguments if non-empty. Use xmalloc not alloca.
5421 (write_{export,import}_file): Delete.
5422 (write_aix_file): New function.
5423 (locatelib): Use xmalloc not malloc.
5424 (GCC_OK_SYMBOL): Do not check type if aix64.
5426 Sat May 22 09:35:51 1999 Philip Blundell <pb@nexus.co.uk>
5428 Based on patch by Scott Bambrough and Pat Beirne:
5429 * config/arm/arm.c (making_const_table): New variable.
5430 * config/arm/arm.h (making_const_table): Declare.
5431 (OUTPUT_INT_ADDR_CONST): Mark symbols as position independent if
5433 * config/arm/arm.md (consttable_4, consttable_8, consttable_end):
5434 Keep track of when we are building the constant table.
5436 Sat May 22 09:34:22 1999 Philip Blundell <pb@nexus.co.uk>
5438 * config/arm/arm.c (arm_override_options): Fix erroneous warning
5441 Sat May 22 09:06:33 1999 Nick Clifton <nickc@cygnus.com>
5443 * config/arm/arm.h (NEED_PLT_GOT): Only define if not already
5446 Sat May 22 07:17:05 1999 Nick Clifton <nickc@cygnus.com>
5448 * tm.texi (FUNCTION_ARG): Correct description of a stack element
5451 Sat May 22 01:27:49 1999 Mark Mitchell <mark@codesourcery.com>
5453 * expr.h (lang_expand_constant): Guard with #ifdef TREE_CODE.
5455 Fri May 21 21:19:02 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
5457 * rs6000.c (output_mi_thunk): Enable full support again.
5459 Fri May 21 20:09:52 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
5461 * sh.h (BRANCH_COST): Define.
5463 Thu May 20 10:00:42 1999 Stephen L Moshier <moshier@world.std.com>
5465 * Makefile.in (GCC_FOR_TARGET): Add -I$(build_tooldir)/include.
5467 Thu May 20 09:58:57 1999 Jan Hubicka <hubicka@freesoft.cz>
5469 * function.c (assign_stack_local): Align stack slot propertly.
5470 (assign_outer_stack_local): Likewise.
5472 Thu May 20 10:38:43 1999 Mark Mitchell <mark@codesourcery.com>
5474 * expr.h (lang_expand_constant): Declare.
5475 * toplev.c (lang_expand_constant): Define it.
5476 * varasm.c (output_constant): Use it.
5478 Thu May 20 11:28:53 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5480 * optabs.c (expand_cmplxdiv_straight, expand_cmplxdiv_wide):
5481 Change function definitions to K&R style.
5483 Thu May 20 08:16:39 1999 Bruce Korb <ddsinc09@ix.netcom.com>
5485 * fixinc/fixincl.c: We must not ignore SIGCLD now.
5487 Thu May 20 07:06:39 1999 Alexandre Oliva <aoliva@acm.org>
5489 * fixinc/Makefile.in(gnu-regex.o): add $(INCLUDES) to compile options
5490 * fixinc/fixincl.c(wait_for_pid): K&R-ify arguments
5491 (several places): omit static initialization
5492 (process): use single fd, since only the read fd is used
5493 * fixinc/gnu-regex.c: define 'const' away, if not supported
5494 * fixinc/procopen.c(several places): omit static initialization
5495 * fixinc/server.c: define 'volitile' away, if not supported
5497 1999-05-20 Andreas Schwab <schwab@issan.cs.uni-dortmund.de>
5499 * config/dbxcoff.h (DBX_OUTPUT_MAIN_SOURCE_FILE_END): Use
5500 asm_fprintf and %L to generate the label name.
5501 * config/dbxelf.h (DBX_OUTPUT_MAIN_SOURCE_FILE_END): Likewise.
5502 (ASM_OUTPUT_SOURCE_LINE): Correct generation of internal labels.
5504 Thu May 20 01:40:55 1999 Jeffrey A Law (law@cygnus.com)
5506 * jump.c (can_reverse_comparison_p): Do not abort if the comparison
5507 insn for a conditional jump can not be found.
5509 Wed May 19 23:58:58 1999 Jeffrey A Law (law@cygnus.com)
5511 * mips.h (ENCODE_SECTION_INFO): Do not perform GP optimizations
5512 on variables in specific sections other than .sbss and .sdata.
5514 Wed May 19 03:56:56 1999 Mark Mitchell <mark@codesourcery.com>
5516 * stmt.c (expand_return): Call start_cleanup_deferral and
5517 end_cleanup_deferral around conditional code.
5519 Wed May 19 08:40:08 1999 Bruce Korb <ddsinc09@ix.netcom.com>
5521 * fixinc/fixincl.tpl: Avoid depending on ANSI C features for
5522 filename lists. Utilizes new "krstr" AutoGen function.
5523 * fixinc/fixincl.x: Rebuilt.
5525 Wed May 19 02:47:11 1999 Jan Hubicka (hubicka@freesoft.cz)
5527 * i386.c (output_float_compare): Avoid GNU-C extensions.
5529 Wed May 19 00:34:40 1999 Jeffrey A Law (law@cygnus.com)
5531 * version.c: Bump to distinguish mainline tree from the
5534 See ChangeLog.1 for earlier changes.
5537 add-log-time-format: current-time-string