1 Wed Oct 13 20:35:16 1999 Richard Henderson <rth@cygnus.com>
3 * rtl.c (dump_and_abort): Remove.
4 (fatal_with_file_and_line): New.
5 (fatal_expected_char): New.
6 (read_rtx_lineno, read_rtx_filename): New.
7 (read_skip_spaces): Track line number.
8 (read_name): Use fatal_with_file_and_line.
9 (read_rtx): Use fatal_expected_char. Track line number.
10 * rtl.h (read_rtx_filename, read_rtx_lineno): Declare.
12 * print-rtl.c (print_rtx): Don't special case LABEL_REF argument
13 if it isn't a CODE_LABEL.
15 * genattr.c (main): Set read_rtx_filename.
16 * genattrtab.c (main): Likewise.
17 * gencodes.c (main): Likewise.
18 * genconfig.c (main): Likewise.
19 * genemit.c (main): Likewise.
20 * genextract.c (main): Likewise.
21 * genflags.c (main): Likewise.
22 * genopinit.c (main): Likewise.
23 * genoutput.c (main): Likewise.
24 * genpeep.c (main): Likewise.
26 * genrecog.c (decision_test.u.insn): Add `lineno'.
27 (pattern_lineno, error_count): New variables.
28 (message_with_line): New.
29 (add_to_sequence): Break out checking code to ...
30 (validate_pattern): ... here. Detect SET_DEST matching CONST_INT.
31 (merge_insn): Use message_with_line.
32 (make_insn_sequence): Use validate_pattern. Record insn lineno.
33 (main): Set read_rtx_filename, pattern_lineno. Exit early on error.
35 Wed Oct 13 22:01:35 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
37 * expr.c (store_constructor): Clear union if constructor is empty.
39 Wed Oct 13 15:19:04 1999 Jim Wilson <wilson@cygnus.com>
41 * config/rs6000/sysv4.h (CC1_SPEC): Fix errors from Jan 19 change.
42 Add !endian checks. Change %{...} to %(...).
44 Wed Oct 13 13:30:34 1999 Richard Henderson <rth@cygnus.com>
46 * i386.md (*addsi3_cc): Renamed from addcsi3.
47 (*addsi3_carry): Renamed from addxsi3.
48 (*subsi3_cc): Renamed from subcsi3.
49 (*subsi3_carry): Renamed from subxsi3.
50 (*xorqi_cc_1): Renamed from xorcqi_1.
51 (xorqi_cc_ext_1): Renamed from xorcqi_ext_1.
52 * i386.c (ix86_expand_fp_compare): Update for xorqi_cc_ext_1.
54 Wed Oct 13 13:10:46 1999 Richard Henderson <rth@cygnus.com>
56 * Makefile.in (ggc-common.o): Depend on RTL_H not RTL_BASE_H.
57 (ggc-simple.o, ggc-page.o, ggc-none.o, ggc-callbacks.o): Likewise.
59 1999-10-13 Brendan Kehoe <brendan@cygnus.com>
61 * regmove.c (optimize_reg_copy_3): Make sure P is non-nil as we
62 climb up the chain of insns.
64 Wed Oct 13 10:20:58 1999 Richard Henderson <rth@cygnus.com>
66 * genrecog.c (write_subroutine): Careful for null trees.
67 (process_tree): Don't elide empty functions.
69 Wed Oct 13 10:07:54 1999 Richard Henderson <rth@cygnus.com>
71 * Makefile.in (genrtl.o): Depend on ggc.h.
72 * configure.in (valloc): Probe for it.
73 (with-gc): Use ggc-page if valloc present.
74 * ggc-common.c (ggc_mark_rtx_children): Use ggc_mark_if_gcable.
75 (ggc_mark_rtvec_children): New from corpse of ggc_mark_rtvec.
76 (ggc_alloc_string): Moved from ggc-page.c.
77 * ggc-none.c (ggc_alloc_obj): New.
78 (ggc_alloc_rtx, ggc_alloc_rtvec): Remove.
79 * ggc-page.c (sys/mman.h): Only include if HAVE_MMAP.
80 (struct globals): Likewise for dev_zero_fd.
81 (init_ggc): Likewise for it's initialization.
82 (ggc_allocated_p): Move careful dereference from ...
83 (ggc_lookup_page_table): ... here. Delete.
84 (lookup_page_table_entry): Don't use ggc_lookup_page_table.
85 (alloc_anon): Use valloc if no mmap.
86 (release_pages): Use free if using valloc.
87 (ggc_alloc_obj): Renamed from alloc_obj.
88 (ggc_set_mark): Renamed from mark_obj.
89 (ggc_mark_if_gcable): Renamed from ggc_mark_string_if_gcable.
90 (ggc_alloc_rtx, ggc_alloc_rtvec): Delete.
91 (ggc_alloc_tree, ggc_alloc_string, ggc_alloc): Delete.
92 (ggc_set_mark_rtx, ggc_set_mark_rtvec): Delete.
93 (ggc_set_mark_tree, ggc_mark_string, ggc_mark): Delete.
94 (ggc_collect): Use fp printing instead of our own rounding.
95 * ggc-simple.c (IS_MARKED, IGNORE_MARK): Delete.
96 (GGC_STRING_MAGIC, GGC_STRING_MAGIC_MARK): Delete.
97 (GGC_ANY_MAGIC, GGC_ANY_MAGIC_MARK): Delete.
98 (struct ggc_rtx, struct ggc_rtvec, struct ggc_tree): Delete.
99 (struct ggc_string, struct ggc_any): Delete.
100 (offsetof): Provide default definition.
101 (GGC_BALANCE, GGC_ALWAYS_COLLECT, GGC_ALWAYS_VERIFY): New.
103 (struct ggc_mem): New, from corpse of ggc_any.
104 (struct ggc_status): Delete.
105 (ggc_chain, ggc_allocated_strings, ggc_strings_used): Delete.
106 (n_rtxs_collected, n_vecs_collected, n_trees_collected): Delete.
107 (n_strings_collected, n_anys_collected): Delete.
108 (ggc_alloc_rtx, ggc_alloc_rtvec, ggc_alloc_tree): Delete.
109 (ggc_alloc_string, ggc_alloc): Delete.
110 (ggc_free_rtx, ggc_free_rtvec, ggc_free_tree): Delete.
111 (ggc_free_string, ggc_free_any): Delete.
112 (ggc_set_mark_rtx, ggc_set_mark_rtvec, ggc_set_mark_tree): Delete.
113 (ggc_compare_addresses, ggc_mark_string): Delete.
114 (ggc_mark_string_if_gcable, ggc_mark): Delete.
115 (search_data): Delete.
116 (struct globals): New.
117 (GGC_MIN_EXPAND_FOR_GC, GGC_MIN_LAST_ALLOCATED): New.
118 (tree_insert, tree_lookup): New.
119 (ggc_alloc_obj, ggc_set_mark, ggc_mark_if_gcable): New.
120 (clear_marks, sweep_objs): New.
121 (ggc_collect): Gut. Use clear_marks, sweep_objs.
122 (init_ggc): Set allocated_last_gc.
123 (ggc_push_context): Gut. Use G.context.
124 (ggc_pop_context): Likewise.
125 (ggc_pop_context_1): New.
126 (debug_ggc_tree): New.
127 (debug_ggc_balance, tally_leaves): New.
128 * ggc.h (ggc_mark_rtvec, ggc_mark_string, ggc_mark): Remove decl.
129 (ggc_mark_string_if_gcable): Remove decl.
130 (ggc_mark_rtx, ggc_mark_tree): Use ggc_set_mark.
131 (ggc_mark_rtvec_children): New.
132 (ggc_mark_rtvec, ggc_mark_string, ggc_mark): New.
133 (ggc_mark_if_gcable): New decl.
134 (ggc_alloc_rtx, ggc_alloc_rtvec): Remove decl.
135 (ggc_alloc_tree, ggc_alloc): Likewise.
136 (ggc_set_mark_rtx, ggc_set_mark_rtvec, ggc_set_mark_tree): Likewise.
137 (ggc_alloc_obj): New decl.
138 (ggc_alloc_rtx, ggc_alloc_rtvec): New macros.
139 (ggc_alloc_tree, ggc_alloc): Likewise.
140 (ggc_set_mark): New decl.
141 * rtl.h (struct rtx_def): Remove gc_mark.
142 (struct rtvec_def): Likewise.
143 * tree.h (struct tree_common): Likewise.
145 Wed Oct 13 01:44:29 1999 Carol LePage <carolo@hal.com>
147 * configure.in (sparc-hal-solaris2*): Fix xm_file, xm_defines,
148 float_format and thread_file definitions.
149 * configure: Rebuilt.
151 Wed Oct 13 09:25:03 1999 Niels Möller <nisse@lysator.liu.se>
153 * extend.texi (Function Names): Document types of function names.
155 Wed Oct 13 00:45:04 1999 Bernd Schmidt <bernds@cygnus.co.uk>
157 * reload1.c (reload_reg_free_for_value_p): RELOAD_OTHER reloads with
158 an earlyclobbered output conflict with RELOAD_INPUT reloads.
160 Tue Oct 12 23:28:28 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
162 * sh.h (BOOL_TYPE_SIZE): Don't use INT_TYPE_SIZE / CHAR_TYPE_SIZE.
164 Tue Oct 12 23:19:32 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
166 * sh.h (REGISTER_MOVE_COST): Change PR_REG to PR_REGS.
168 Tue Oct 12 17:09:38 1999 David Edelsohn <edelsohn@gnu.org>
170 * collect2.c (main): Do prelimnary link on AIX if rflag.
172 Tue Oct 12 09:45:19 1999 Jonathan Larmour <jlarmour@cygnus.co.uk>
174 * config/rs6000/eabi-ctors.c (__do_global_ctors): Run through
175 __CTOR_LIST__ in opposite order, which is the correct order for sorted
177 (__do_global_dtors): similarly for __DTOR_LIST__.
179 Fri Oct 8 19:46:03 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
180 Diego Novillo <dnovillo@cygnus.com>
182 * config/sh/sh.h (REGISTER_MOVE_COST): Handle moves from T_REGS to
185 Tue Oct 12 07:38:41 1999 Bruce Korb <autogen@linuxbox.com>
187 * fixincl/*: Merged "no_bogosity" branch
188 * fixincl/fixlib.h: protect against doubly defining t_bool
189 * fixincl/server.h: protect against doubly defining t_bool
191 Mon Oct 11 20:18:41 1999 Jim Wilson <wilson@cygnus.com>
193 * genoutput.c: Include toplev.h.
195 Mon Oct 11 18:56:14 1999 Jim Wilson <wilson@cygnus.com>
197 * config/sparc/liteelf.h (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP):
199 * configure.in (sparclite-*-elf, sparc86x-*-elf): Don't use libgloss.h.
200 * configure: Regenerate.
202 Mon Oct 11 16:07:49 1999 Richard Henderson <rth@cygnus.com>
204 * gcse.c (delete_null_pointer_checks): Returns void.
206 Mon Oct 11 20:31:51 1999 Bernd Schmidt <bernds@cygnus.co.uk>
208 * rtl.c (copy_rtx): Don't use accessor macros to copy fields.
209 * emit-rtl.c (copy_insn_1): Likewise.
211 Mon Oct 11 13:29:06 1999 Geoffrey Keating <geoffk@cygnus.com>
213 * config/mips/mips.c (mips_build_va_list): Correct
214 TREE_CHAIN setting when hard-float.
215 (mips_va_start): Use corrected setting.
216 (mips_va_arg): Likewise. Also pass a tree to build of
217 POSTINCREMENT_EXPR rather than a naked 'int'.
219 Sun Oct 10 18:27:27 1999 Mark Mitchell <mark@codesourcery.com>
221 * ggc.h (ggc_push_context): Fix comment.
222 (ggc_pop_context): Likewise.
223 (mark_string_if_gcable): Likewise.
224 * ggc-common.c (ggc_mark_rtx_children): Use
225 ggc_mark_string_if_gcable.
226 * ggc-page.c (ggc_lookup_page_table): New function.
227 (ggc_allocated_p): Likewise.
228 (mark_obj): Fix formatting.
229 (ggc_mark_string_if_gcable): New function.
230 * ggc-simple.c (ggc_allocated_strings): New variable.
231 (ggc_strings_used): Likewise.
232 (ggc_compare_addresses): New function.
233 (ggc_pop_context): Pop the `any' memory too.
234 (ggc_mark_string_if_gcable): New function.
235 (ggc_collect): Initialize and tear down ggc_allocated_strings.
237 Sun Oct 10 20:05:21 1999 David Edelsohn <edelsohn@gnu.org>
239 * rs6000.md (movstrsi_?reg): Use preferred rD/rS = r5 form.
240 (scc patterns): Disable most SImode variants if TARGET_POWERPC64.
241 * rs6000.c (expand_block_move): Match movstrsi_?reg register
244 Sun Oct 10 16:37:01 1999 Richard Henderson <rth@cygnus.com>
246 * haifa-sched.c (sched_reg_n_calls_crossed): Delete.
247 (sched_reg_live_length, sched_reg_basic_block): Delete.
248 (current_block_num, bb_live_regs, old_live_regs): Delete.
249 (dead_notes, struct sometimes): Delete.
250 (sched_note_set, birthing_insn_p): Delete.
251 (adjust_priority): Gut useless reg lifetime code.
252 (create_reg_dead_note, attach_deaths): Delete.
253 (attach_deaths_insn, new_sometimes_live): Delete.
254 (finish_sometimes_live): Delete.
255 (find_pre_sched_live, find_post_sched_live): Delete.
256 (update_reg_usage): Delete.
257 (find_insn_reg_weight): New, from corpse of find_pre_sched_live.
258 (schedule_insns): Delete reg lifetime code.
259 (sched_analyze): Use REG_SAVE_NOTE to stuff NOTE_INSN notes away.
260 (unlink_other_notes): Adjust REG_NOTE commentary.
261 (reemit_notes): Use REG_SAVE_NOTE.
262 (schedule_block): Likewise.
263 (schedule_region): Allocate bitmap of blocks in region. Use
264 count_or_remove_death_notes. Use update_life_info.
266 * rtl.h (REG_SAVE_NOTE): New.
267 * rtl.c (reg_note_name): Update.
269 Sun Oct 10 16:14:16 1999 Richard Henderson <rth@cygnus.com>
271 * combine.c (refresh_blocks, need_refresh): New.
272 (combine_instructions): Allocate refresh_blocks. Invoke
273 update_life_info if needed.
274 (distribute_notes): Mark refresh_blocks instead of installing
276 * flow.c (update_life_info): Remove notes if GLOBAL_RM_NOTES.
277 * basic_block.h (enum update_life_extent): Add GLOBAL_RM_NOTES.
279 * Makefile.in (recog.o): Depend on basic-block.h.
281 Sun Oct 10 12:03:21 1999 Richard Henderson <rth@cygnus.com>
283 * genrecog.c (add_to_sequence): Thinko last change: delete
284 shadowing allow_const_int variable.
286 Sun Oct 10 08:40:00 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
288 * cppinit.c: Use HAVE_GCC_VERSION instead of explicitly testing
289 __GNUC__ and __GNUC_MINOR__.
291 * gansidecl.h: Likewise.
297 * toplev.h: Likewise.
303 * varray.c: Likewise.
305 * varray.h: Likewise.
307 Sun Oct 10 13:28:48 1999 Bernd Schmidt <bernds@cygnus.co.uk>
309 * loop.c (find_and_verify_loops): When looking for a BARRIER, don't
310 use one before a jump table.
312 * rtl.def (ADDRESS): Change documentation to match reality.
313 * md.texi: Don't document it.
314 * gmicro.md (load address pattern): Use 'p' constraint, delete use
317 * emit-rtl.c (copy_insn_1): Make format_ptr a const char *.
319 Sun Oct 10 02:41:41 1999 Richard Henderson <rth@cygnus.com>
321 * genrecog.c (add_to_sequence): Move allow_const_int test outside
322 known predicate block; default allow_const_int true.
323 (debug_decision_list): New.
325 Sun Oct 10 00:43:08 1999 Richard Henderson <rth@cygnus.com>
327 * i386.h (CC1_SPEC): Typo -- use cc1_cpu.
329 Sat Oct 9 23:26:55 1999 Jeffrey A Law (law@cygnus.com)
331 * gcse.c (gcse_main): Avoid global optimizations if we have a
332 large number of basic blocks and the ratio of edges to blocks
334 (delete_null_pointer_checks): Likewise.
336 Sat Oct 9 23:16:01 1999 Ken Raeburn <raeburn@mit.edu>
338 * c-common.c (check_format_info): Warn if format string isn't a
341 Sat Oct 9 23:04:02 1999 Jonathan Larmour <jlarmour@cygnus.co.uk>
343 * configure.in (arm*-*-*): Don't let autoconf remove brackets
344 * configure: regenerate
346 Sat Oct 9 13:15:53 1999 Richard Henderson <rth@cygnus.com>
348 * alpha.md (extendsidi2): Turn into a splitter. Allow f/f.
349 If TARGET_FIX, allow r/f. Remove cvtlq unspec pattern.
350 (peepholes): Re-enable.
352 Sat Oct 9 12:18:16 1999 Richard Henderson <rth@cygnus.com>
354 * Makefile.in (flow.o): Depend on TREE_H.
355 * basic-block.h (REG_SET_EQUAL_P): New.
358 (free_regset_vector): Remove declaration.
359 (flow_delete_insn_chain): Declare.
360 (enum update_life_extent): New.
361 (update_life_info, count_or_remove_death_notes): Declare.
362 * combine.c (distribute_notes) [REG_DEAD]: Stop search at bb->head.
363 Verify register live at bb->global_live_at_start before adding USE.
364 * flow.c (HAVE_epilogue, HAVE_prologue): Provide default.
368 (find_basic_blocks_1): Use alloc_EXPR_LIST.
369 (clear_edges): Zero n_edges.
370 (make_edge): Increment n_edges.
371 (split_edge): Don't allocate bb->local_set. Increment n_edges.
372 (flow_delete_insn_chain): Export.
373 (delete_block): Decrement n_edges.
374 (merge_blocks_nomove): Likewise.
375 (life_analysis): Give life_analysis_1 PROP flags.
376 (verify_wide_reg_1, verify_wide_reg): New.
377 (verify_local_live_at_start): New.
378 (update_life_info): Rewrite to call into propogate_block.
380 (mark_regs_live_at_end): After reload, if epilogue as rtl,
381 always mark stack pointer. Conditionally mark PIC register.
382 After reload, mark call-saved registers, return regsiters.
383 (life_analysis_1): Accept PROP flags not remove_dead_code.
384 Call mark_regs_live_at_end before zeroing regs_ever_live.
385 Use calculate_global_regs_live. Copy global_live_at_end before
386 calling final propagate_block. Zero reg_next_use on exit.
387 (calculate_global_regs_live): New.
388 (allocate_bb_life_data): Don't allocate bb->local_set.
389 (init_regset_vector, free_regset_vector): Remove.
390 (propagate_block): Accept FLAGS not FINAL or REMOVE_DEAD_CODE.
391 Test flags before every operation. Warn if prologue/epilogue insn
392 would have been deleted.
393 (mark_set_regs, mark_set_1): Accept and use FLAGS.
395 (mark_used_regs): Accept and use FLAGS, not FINAL.
396 Remove special handling for RETURN.
397 (try_pre_increment): Use alloc_EXPR_LIST.
398 (dump_flow_info): Dump n_edges.
399 (unlink_insn_chain, split_hard_reg_notes): Remove.
400 (maybe_add_dead_note, maybe_add_dead_note_use): Remove.
401 (find_insn_with_note, new_insn_dead_notes): Remove.
402 (update_n_sets, sets_reg_or_subreg_1, sets_reg_or_subreg): Remove.
403 (maybe_remove_dead_notes, prepend_reg_notes): Remove.
404 (replace_insns): Remove.
405 (count_or_remove_death_notes): New.
406 (verify_flow_info): Abort on error after all checks.
407 (remove_edge): Decrement n_edges.
408 (remove_fake_edges): Tweek format.
409 * haifa-sched.c (schedule_insns): Use split_all_insns.
410 * output.h (update_life_info): Remove declaration.
411 * recog.c (split_all_insns): From the corpse of split_block_insns,
412 do the whole function block by block. Use update_life_info.
413 (recog_last_allowed_insn): New.
414 (recog_next_insn): Mind it.
415 (peephole2_optimize): Set it. Walk backwards through blocks.
416 Use update_life_info.
417 * rtl.h (update_flow_info, replace_insns): Remove declarations.
418 (split_all_insns): Declare.
419 * toplev.c (rest_of_compilation): Thread prologue before flow2.
422 * i386.md (or -1 peep2s): Disable.
424 Fri Oct 8 17:49:08 1999 Richard Henderson <rth@cygnus.com>
426 * config/mips/mips.md (movstrsi+[123]) : Combine these into
427 a single pattern. Scrap the 'd' versions as unnecessary.
429 * config/mips/mips.md (tablejump_internal3,tablejump_mips161,
430 tablejump_mips162,tablejump_internal4): The operands to a
431 label_ref must be VOIDmode.
433 Fri Oct 8 16:12:42 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
435 * configure.in (c-mbchar): Append, don't overwrite, `extra_c_flags'.
437 Fri Oct 8 11:58:34 1999 Richard Henderson <rth@cygnus.com>
439 * mips.c (mips_va_arg) [EABI]: Return addr_rtx.
441 Fri Oct 8 11:58:34 1999 Richard Henderson <rth@cygnus.com>
443 * lists.c (init_EXPR_INSN_LIST_cache): Don't need to zap the
444 cache every function if ggc_p.
446 Fri Oct 8 18:46:11 1999 Bernd Schmidt <bernds@cygnus.co.uk>
448 * jump.c (duplicate_loop_exit_test): Use copy_insn/copy_insn_1
449 instead of copy_rtx. Accept sequences that contain asm statements.
450 * emit-rtl.c (copy_insn_1, copy_insn): New functions.
451 (copy_insn_scratch_in, copy_insn_scratch_out, copy_insn_n_scratches,
452 orig_asm_operands_vector, copy_asm_operands_vector,
453 orig_asm_constraints_vecotr, copy_asm_constraints_vector): New static
455 * rtl.h (copy_insn, copy_insn_1): Declare.
457 Fri Oct 8 13:08:12 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
459 * Makefile.in (insn-recog.o): Depend on hard-reg-set.h and resource.h.
461 * alpha.h (ASM_OUTPUT_MI_THUNK): Pass the correct number of
462 arguments to `current_file_function_operand'.
464 * genrecog.c: Include hard-reg-set.h and resource.h in the
465 generated output file.
467 * real.c: Include tm_p.h.
469 Fri Oct 8 18:46:11 1999 Bernd Schmidt <bernds@cygnus.co.uk>
471 * i386.md (prologue_allocate_stack): Add '=' constraint letter on
474 Thu Oct 7 23:06:50 1999 Richard Henderson <rth@cygnus.com>
476 * rs6000.md (fix_truncdfsi2_internal+1): Emit a clobber
477 before the fctiwz insn.
479 Thu Oct 7 22:53:00 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
480 Mark Mitchell <mark@codesourcery.com>
482 * tree.c (make_lang_type_fn): New funtion pointer.
483 (make_lang_type): Call it.
484 * tree.h (make_lang_type): Declare.
485 (make_lang_type_fn): Likewise.
486 * rs6000.c (rs6000_build_va_list): Use make_lang_type.
488 Thu Oct 7 00:36:17 1999 Diego Novillo <dnovillo@cygnus.com>
490 * config/rs6000/rs6000.c (secondary_reload_class): For TARGET_ELF
491 make sure that HIGH instructions are copied into BASE_REGS.
493 Thu Oct 7 17:02:34 1999 Jason Merrill <jason@yorick.cygnus.com>
495 * expr.c (expand_expr, TARGET_EXPR): Set TREE_USED sooner.
497 Thu Oct 7 17:01:58 1999 Greg McGary <gkm@gnu.org>
499 * c-decl.c (finish_struct): Use simpler method of
500 removing elements of a singly-linked list.
502 Thu Oct 7 15:23:28 1999 Michael Meissner <meissner@cygnus.com>
504 * alpha.md (peephole2's): Comment out peephole2's that generate
507 Thu Oct 7 12:00:53 1999 Richard Henderson <rth@cygnus.com>
509 * genrecog.c (add_to_sequence): Disable mode check for
512 Thu Oct 7 20:14:16 1999 Bernd Schmidt <bernds@cygnus.co.uk>
514 * ggc-simple.c (init_ggc): Set empty_string.
516 Thu Oct 7 01:13:15 1999 Richard Henderson <rth@cygnus.com>
518 * configure.in: Detect mmap. Add --with-gc=foo to select
519 garbage collector; default to page if mmap available.
520 * Makefile.in (GGC): Substitute.
522 Wed Oct 6 23:56:30 1999 Richard Henderson <rth@cygnus.com>
524 * c-decl.c (ggc_p): Enable.
526 Wed Oct 6 17:17:08 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
528 * flow.c (verify_flow_info): Make it extern & unconditionally define.
530 1999-10-06 Brendan Kehoe <brendan@cygnus.com>
532 * sparc/sp86x-elf.h (SUBTARGET_SWITCHES): Add missing doc
533 string for little-endian-data.
535 Wed Oct 6 16:10:35 1999 Michael Meissner <meissner@cygnus.com>
537 * varray.h (VARRAY_CHECK): Fix up appropriate revision check, in
538 case somebody tries to compile --enable-checking code with gcc
541 Wed Oct 6 12:22:50 1999 Richard Henderson <rth@cygnus.com>
543 * genrecog.c (add_to_sequence): Verify operand to label_ref is
546 Wed Oct 6 10:21:15 1999 Richard Henderson <rth@cygnus.com>
548 * genconfig.c (main): Disable HAVE_conditional_arithmetic.
549 * jump.c (jump_optimize_1): Document why.
551 Wed Oct 6 10:41:56 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
553 * collect2.c (scan_prog_file, scan_libraries): Prototype function
554 pointers and casts for `int_handler' and `quit_handler'.
556 * flow.c (verify_flow_info, split_hard_reg_notes,
557 find_insn_with_note, sets_reg_or_subreg_1, prepend_reg_notes,
558 remove_edge, remove_fake_successors): Add static prototypes.
559 (verify_flow_info): Wrap with macro ENABLE_CHECKING.
560 (mark_set_1): Initialize variable `regno'.
561 (unlink_insn_chain): Likewise for variable `curr'.
562 (remove_fake_edges): Remove unused variables `e', `tmp' and `last'.
564 * loop.c (strength_reduce): Initialize variable
565 `unrolled_insn_copies'.
566 (cmp_combine_givs_stats, cmp_recombine_givs_stats): Add static
567 prototypes. Change these functions to take const PTR parameters
568 to avoid prototype conflict when used as the comparson argument
570 (check_dbra_loop): Initialize variable `comparison_val'.
572 * reload.c (debug_reload_to_stream, debug_reload): Add prototypes.
573 (get_secondary_mem): Mark parameter `x' with ATTRIBUTE_UNUSED.
574 (find_valid_class): Initialize variable `best_class'.
575 (find_reloads): Call memcpy, not bcopy.
577 * reload1.c (gen_mode_int, dump_needs): Add prototypes.
578 (hard_reg_use_compare): Don't needlessly cast away const.
579 (reload_reg_class_lower): Likewise.
580 (choose_reload_regs): Initialize variable `regno'.
582 Tue Oct 5 16:34:12 1999 Paul Burchard <burchard@pobox.com>
584 * ggc-page.c (GGC_ALWAYS_COLLECT): Fix typo when undef'ing.
586 Tue Oct 5 16:14:40 1999 Michael Meissner <meissner@cygnus.com>
588 * libgcc1-test.c (toplevel): Include stddef.h to get size_t.
589 ({,d}discard): Add forward declarations. Declare parameter as
591 (main_without_main): Explicitly declare return type to be int.
592 (memcpy): Properly declare.
594 * libgcc2.c (toplevel): If inhibit_libc is defined and not
595 building the trampoline support, declare malloc, free, and
597 (__clear_cache): Mark arguments as potentially unused.
599 * frame.c (toplevel): If inhibit_libc is defined, declare
602 Tue Oct 5 12:00:32 1999 Richard Henderson <rth@cygnus.com>
604 * flow.c (make_edge): Accept an optional 2D bitmap in which
605 to cache edge existence. Update all callers.
606 (make_label_edge, make_eh_edge): Pass through the edge cache.
607 (make_edges): Provide the cache.
609 Tue Oct 5 12:16:49 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
611 * mbchar.c (literal_codeset, local_mbtowc, local_mblen): Constify
613 (local_mbtowc): Change the type of variable `i' from int to size_t.
615 * mbchar.h (ISSJIS1, ISSJIS2): Use parens around && within ||.
616 (local_mbtowc, local_mblen, literal_codeset): Constify a char*.
618 Tue Oct 5 11:34:52 1999 Michael Meissner <meissner@cygnus.com>
620 * ggc-common.c (toplevel): Reorder includes, so that ggc.h comes
621 after other includes that define the appropriate types. Include
622 tm_p.h for getting user prototypes.
623 * ggc-callbacks.c (toplevel): Ditto.
624 * ggc-none.c (toplevel): Ditto.
625 * gcc-page.c (toplevel): Ditto.
626 * ggc-simple.c (toplevel): Ditto.
628 Mon Oct 4 16:48:16 1999 Diego Novillo <dnovillo@cygnus.com>
629 Jonathan Larmour <jlarmour@cygnus.co.uk>
631 * config/mips/mips.c (mips_move_2words): Split doubles if
632 ISA >= 3, !TARGET_64BIT, and destination is not an FP register.
634 Mon Oct 4 21:47:31 1999 Richard Henderson <rth@cygnus.com>
636 * genrecog.c (struct decision_test): New.
637 (struct decision): Remove test-related members, sort the rest by size.
638 (IS_SPLIT): Simplify.
639 (new_decision, new_decision_test): New.
640 (add_to_sequence): Use them. No special handling for args of
642 (maybe_both_true): Renamed from not_both_true; return sense changed.
643 (maybe_both_true_1, maybe_both_true_2): New. Broken out
644 of maybe_both_true and adjusted for decision_test.
645 (position_merit): Remove.
646 (nodes_identical, nodes_identical_1): New, broken out of merge_trees.
647 (merge_accept_insn): New, broken out of merge_trees.
648 (merge_trees): Use them. No special case for c_test; no node
649 splitting; use test type instead of position_merit.
651 (simplify_tests): New.
652 (break_out_subroutines): Don't write code now.
653 (find_afterward): New.
654 (write_afterward, write_switch, write_cond): New.
655 (write_action, is_unconditional): New.
656 (write_node): New. Use them.
657 (write_tree_1): Rewrite. Use the new functions above.
658 (write_tree): Remove afterward processing.
659 (write_subroutine): Simplify function variant emission.
660 (write_subroutines): New.
661 (same_codes, clear_codes): Remove.
662 (same_modes, clear_modes): Remove.
663 (write_header): New, broken out of main.
664 (make_insn_sequence): Use new_decision and new_decision_test.
665 (process_tree): New, broken out of main.
666 (main): Adjust for merge_trees interface change.
667 Don't #define operands in the output file.
668 (record_insn_name): New, broken out of make_insn_sequence.
669 (debug_decision_2, debug_decision_1, debug_decision_0): New.
670 (debug_decision): New.
672 1999-10-04 21:58 -0700 Zack Weinberg <zack@bitmover.com>
674 * resource.c (find_free_register): Mark class_str argument const.
675 * resource.h: Update prototype to match.
677 * i386.h (PREDICATE_CODES): Add entry for long_memory_operand.
678 * i386.md: Give all anonymous insns names.
680 Mon Oct 4 21:12:02 1999 Jeffrey A Law (law@cygnus.com)
682 * flow.c (merge_blocks): Avoid assing BASIC_BLOCK for non-existent
685 Mon Oct 4 21:01:39 1999 Richard Henderson <rth@cygnus.com>
687 * toplev.c (dbr_sched_time): Unconditional.
688 (peephole2_time): New.
689 (compile_file): Add pass numbers to all of the dump file suffixes.
690 Dump peephole2_time. Don't dump times for non-applicable passes.
691 (rest_of_compilation): Add pass numbers to dump file suffixes.
692 Conditionalize calls to the scheduler.
693 * invoke.texi: Update.
695 Mon Oct 4 20:25:13 1999 Anthony Green <green@cygnus.com>
697 * flow.c (make_edges): Fix insn iteration.
698 (find_basic_blocks): Assign NULL_RTX, not 0, to rtx.
699 (find_basic_blocks_1): Fix spelling mistake.
701 Mon Oct 4 16:56:11 1999 Richard Henderson <rth@cygnus.com>
703 * tree.c (build1): Set TREE_SIDE_EFFECTS for expressions that
704 always have side-effects. Use memset not bzero.
705 (make_node): Likewise.
707 Mon Oct 4 16:22:20 1999 Mark Mitchell <mark@codesourcery.com>
709 * stmt.c (expand_anon_union_decl): When any of the elements of the
710 union is addressable, so is the entire union.
712 Mon Oct 4 11:38:33 1999 Richard Henderson <rth@cygnus.com>
714 * sbitmap.c (sbitmap_ones): Don't set too many bits.
716 * bitmap.h (enum bitmap_bits): Add BITMAP_XOR.
717 * bitmap.c (bitmap_operation): Return true iff TO changed.
718 (bitmap_equal_p): New.
719 (bitmap_bit_p): Tidy arithmetic.
720 (debug_bitmap_file): Likewise.
722 Mon Oct 4 11:28:37 1999 Richard Henderson <rth@cygnus.com>
724 * toplev.c (rest_of_compilation): Turn on cse_not_expected
725 before cse2 instead of after.
727 Mon Oct 4 09:55:17 1999 Stan Cox <scox@cygnus.com>
729 * mips.h (GO_IF_LEGITIMATE_ADDRESS): Let leasi/liadi handle large
732 Mon Oct 4 08:54:12 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
734 * cppinit.c (is_idchar initializer): Loosen tests to accept
737 Mon Oct 4 02:31:20 1999 Mark Mitchell <mark@codesourcery.com>
739 * mips.md: Define conditional move patterns for floating point
740 operands and DI mode conditions.
742 Mon Oct 4 02:12:41 1999 Mark Mitchell <mark@codesourcery.com>
744 * tree.c (make_node): Set TREE_SIDE_EFFECTS for expressions that
745 always have side-effects.
747 Sun Oct 3 14:14:16 1999 Jeffrey A Law (law@cygnus.com)
749 * mn10200.c (asm_file_start): Fix typo.
751 * cppinit.c (is_idchar initializer): Tighten tests for when
752 to put the table into initialized memory.
754 * ggc-none.c (ggc_alloc_rtvec): An rtvec is an array of rtx,
755 not an array of rtunion.
756 * gcc-page.c (ggc_alloc_rtvec): Similarly.
757 * gcc-simple (ggc_free_rtvec): Similarly.
759 * genattrtab.c (simplify_cond): Make TESTS an array of rtxs, instead
762 * mbchar.h: Add missing #endif.
764 * t-fr30 (LIB2FUNCS_EXTRA): Remove definition.
765 (FPBIT, DPBIT): Define.
767 Sun Oct 3 12:44:05 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
769 * print-tree.c (print_node, indent_to): Remove redundant prototypes.
771 * profile.c (instrument_arcs, output_gcov_string,
772 tablejump_entry_p): Add static prototypes.
773 (output_gcov_string): Constify a char*.
775 * regmove.c (replacement_quality, fixup_match_2): Add static
778 * resource.h (reg_dead_p): Add extern prototype.
780 * rtl.c (trim_filename): Add static prototype.
782 * scan-decls.c (skip_to_closing_brace): Likewise.
784 * stmt.c (expand_decl_cleanup_no_eh): Hide definition.
785 (expand_end_case): Initialize variable `range'.
786 (emit_case_nodes): Remove unused prototype `rtx_fn'.
788 * varasm.c (asm_emit_uninitialised): Add static prototype.
789 (asm_emit_uninitialised, assemble_variable): Mark parameter with
792 Sun Oct 3 12:24:52 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
794 * cpplib.c (if_directive_nameo): Add static prototype.
796 * cse.c (cse_insn): Remove unused variable `p'.
798 * except.c (create_rethrow_ref, push_entry,
799 receive_exception_label, new_eh_region_entry, find_func_region,
800 clear_function_eh_region, process_nestinfo): Add static prototypes.
801 (get_reg_for_handler): Hide definition.
802 (process_nestinfo): Initialize variable `extra_handlers'.
804 * expr.h (expand_builtin_longjmp): Add extern prototype.
806 * final.c (final_addr_vec_align, align_fuzz): Add static prototypes.
808 * function.c (prepare_function_start): Likewise.
809 (pop_function_context_from): Mark parameter `context' with
811 (push_temp_slots_for_block, flush_addressof): Hide definition.
813 * gcov.c (init_arc, reverse_arcs, create_program_flow_graph,
814 solve_program_flow_graph, calculate_branch_probs,
815 function_summary, main, fancy_abort): Add prototypes.
817 * gen-protos.c (add_hash, parse_fn_proto, main): Likewise.
818 (add_hash): Constify a char*.
820 * ggc-common.c (ggc_mark_rtx_ptr, ggc_mark_tree_ptr,
821 ggc_mark_tree_varray_ptr, ggc_mark_tree_hash_table_ptr,
822 ggc_mark_string_ptr, ggc_mark_tree_hash_table_entry): Add prototypes.
824 * integrate.c (expand_inline_function_eh_labelmap): Likewise.
826 * lists.c (free_list, zap_lists): Likewise.
828 Sun Oct 3 12:05:28 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
830 * alias.c (nonlocal_reference_p): Add static prototype.
832 * bitmap.c (bitmap_element_allocate): Prototype args in function
835 * builtins.c (stabilize_va_list): Add static prototype.
836 (expand_builtin_va_arg): Constify a char*.
838 * c-lex.c (getch, put_back, extend_token_buffer_to,
839 read_line_number, token_getch, token_put_back): Add static
842 * c-parse.gperf (hash, is_reserved_word): Likewise.
844 * cccp.c (is_dir_separator): Likewise.
846 Sat Oct 2 16:07:56 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
848 * graph.h: New file to prototype functions exported by graph.c.
850 * Makefile.in (graph.o, toplev.o): Depend on graph.h.
852 * graph.c: Include graph.h.
854 * toplev.c: Likewise. Remove redundant prototypes.
856 Sat Oct 2 11:28:33 1999 Krister Walfridsson <cato@df.lth.se>
858 * invoke.texi: Removed duplicated description for -Q.
860 Sat Oct 2 11:16:00 1999 Jim Kingdon <http://developer.redhat.com>
862 * extend.texi: Grammar fix in __extension__ text.
864 Sat Oct 2 11:06:31 1999 Richard Henderson <rth@cygnus.com>
866 * md.texi (define_peephole2): New section.
868 Sat Oct 2 10:57:56 1999 Jan Hubicka <hubicka@freesoft.cz>
870 * i386.md (mov?i patterns): Fix handling of TARGET_USE_MOV0
871 (mov $-1 to or peepholer): Enable for pentium when optimizing for
874 Sat Oct 2 10:55:25 1999 Jan Hubicka <hubicka@freesoft.cz>
876 * builtins.c (expand_builtin_strlen): Fix best mode searching loop.
878 Sat Oct 2 10:53:22 1999 Jan Hubicka <hubicka@freesoft.cz>
880 * i386.md (ffs expander): Emit Pentium friendly code for
883 Sat Oct 2 02:48:21 1999 Mark P. Mitchell <mark@codesourcery.com>
885 * tree.c (build): Don't look at TREE_SIDE_EFFECTS or TREE_RAISES
889 Fri Oct 1 18:01:11 1999 Bernd Schmidt <bernds@cygnus.co.uk>
891 * i386elf.h (TARGET_DEFAULT): Use symbolic constants.
893 Fri Oct 1 12:42:53 1999 Andreas Schwab <schwab@suse.de>
895 * config/m68k/m68k.c (use_return_insn): Return false if the pic
898 Fri Oct 1 10:56:06 1999 Bernd Schmidt <bernds@cygnus.co.uk>
900 * md.texi (No Constraints): Delete section.
901 * Makefile.in (genattrtab.o): Don't depend on "insn-config.h".
902 * final.c (final_scan_insn): We always have register constraints.
903 * genattrtab.c: Don't include "insn-config.h".
904 (write_attr_case): We always have register constraints.
905 * genconfig.c (register_constraint_flag): Delete.
906 (walk_insn_part): Don't check whether we have register constraints.
907 (main): Don't write out "#define REGISTER_CONSTRAINTS".
908 * genoutput.c (have_constraints): Delete.
909 (main): Don't set it.
910 (output_operand_data): We always have constraints.
911 (scan_operands): Likewise.
912 (compare_operands): Likewise.
913 * local-alloc.c (block_alloc): We always have constraints.
914 (requires_inout): Always compile this function.
915 * recog.c (extract_insn): We always have constraints.
916 (constrain_operands, reg_fits_class_p): Always compile these
918 * recog.h (struct recog_data): Delete non-REGISTER_CONSTRAINTS
920 (struct insn_operand_data): Likewise.
921 * regclass.c (regclass): We always have constraints.
922 (record_reg_classes, copy_cost, record_address_regs,
923 auto_inc_dec_reg_p): Always compile these functions.
924 * regmove.c (regmove_optimize): We always have constraints.
925 * reload.c (find_reloads): Likewise.
926 * reload1.c (reload): Likewise.
927 (reload_cse_simplify_operands): Likewise.
928 * i860.c (output_delay_insn): Likewise.
930 Thu Sep 30 23:04:41 1999 Mark P. Mitchell <mark@codesourcery.com>
932 * iris6.h (BUILD_VA_LIST_TYPE): Define.
934 Thu Sep 30 18:44:50 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
936 * rs6000.c (rs6000_build_va_list): Create a TYPE_DECL node
937 for the va_list record.
939 Thu Sep 30 18:34:54 1999 Jan Hubicka <hubicka@freesoft.cz>
941 * i386.c (ix86_adjust_cost): Ignore false ebp dependencies in
944 Thu Sep 30 18:31:36 1999 Jan Hubicka <hubicka@freesoft.cz>
946 * alias.c: Include insn-flags.h.
947 * Makefile.in (alias.o): Update.
949 Thu Sep 30 18:21:30 1999 Jan Hubicka <hubicka@freesoft.cz>
951 * i386.c (ix86_expand_int_movcc): Convert LEU and GTU comparisons
952 to LTU and GEU. Handle more cases using sbb.
954 Thu Sep 30 18:18:39 1999 Jan Hubicka <hubicka@freesoft.cz>
956 * i386.md (truncatexfdf splitters): Do not use subreg.
957 (fop XFmode patterns): Fix mode in operand testing.
959 Thu Sep 30 18:04:13 1999 Richard Henderson <rth@cygnus.com>
961 * jump.c (jump_optimize_1): Amend last change to test only the
962 form of the operand, not the insn.
964 * jump.c (jump_optimize_1) [conditional_move]: Use general_operand
965 not register_operand to determine when B may need preloading.
967 Thu Sep 30 17:39:16 1999 Richard Henderson <rth@cygnus.com>
969 * alpha.md (*): Use nonimmediate not general_operand for SET_DEST.
970 (ffsdi2, extxl, insxh, mskxh): Add missing DImode to SET_SRC.
971 (call-value patterns): Move to end of file.
972 (*): Remove mode from label_ref in (pc) context.
973 (movstrqi): Use memory not general_operand for BLKmode operands.
974 (prologue_stack_probe_loop, builtin_longjmp): Add missing mode
975 to register_operand operands.
976 (peep2 patterns): Convert from commented-out peephole patterns.
978 Thu Sep 30 14:39:17 1999 Bernd Schmidt <bernds@cygnus.co.uk>
980 * tree.h (enum built_in_function): Rename BUILT_IN_DWARF_REG_SIZE
981 to BUILT_IN_INIT_DWARF_REG_SIZES.
982 * builtins.c (expand_builtins, case BUILT_IN_INIT_DWARF_REG_SIZES):
983 Renamed from BUILT_IN_DWARF_REG_SIZE; call
984 expand_builtin_init_dwarf_reg_sizes.
985 * c-decl.c (init_decl_processing): Replace __builtin_dwarf_reg_size
986 with __builtin_init_dwarf_reg_size_table.
987 * dwarf2out.c (struct reg_size_range): Delete.
988 (expand_builtin_init_dwarf_reg_sizes): New function.
989 (expand_builtin_dwarf_reg_size): Delete.
990 * except.h (expand_builtin_init_dwarf_reg_sizes): Declare.
991 (expand_builtin_dwarf_reg_size): Don't declare.
992 * libgcc2.c (dwarf_reg_size_table_initialized): New.
993 (dwarf_reg_size_table): New.
994 (init_reg_size_table): New function.
995 (copy_reg): Use dwarf_reg_size_table.
996 (eh_context_initialize): Make sure dwarf_reg_size_table is initialized
999 Thu Sep 30 05:40:34 1999 Richard Earnshaw <rearnsha@arm.com>
1001 * c-lang.c (finish_file case ndef ASM_OUTPUT_{CON,DE}STRUCTOR):
1002 Correctly build argument list to constructor and destructor functions.
1004 Thu Sep 30 00:13:27 1999 Dirk Zoller <duz@rtsffm.com>
1006 * c-tree.h (warn_float_equal): Declare.
1007 * c-decl.c (warn_float_equal): Define.
1008 (c_decode_option): Recognize -W[no-]float-equal.
1009 * c-typeck.c (build_binary_op): Conditionally warn
1010 about equality tests of floating point types.
1011 * toplev.c (documented_lan_options): Add -W[no-]float-equal.
1012 * invoke.texi: Add docs for -Wfloat-equal warning.
1014 Wed Sep 29 23:43:39 1999 Jeffrey A Law (law@cygnus.com)
1016 * h8300.h (INIT_TARGET_OPTABS): Use init_one_optab instead of
1017 generating RTL directly.
1018 * mips.h (INIT_TARGET_OPTABS): Likewise.
1019 * mn10200.h (INIT_TARGET_OPTABS): Likewise.
1021 * expr.h (init_mov_optab): Delete declaration
1023 * h8300.c (WORD_REG_USED): Update to avoid useless register
1024 saves in interrupt functions and functions which never return.
1026 * cse.c (struct set): Delete inner_dest_loc field.
1027 (cse_insn): Remove assignments to inner_dest_loc field.
1029 Wed Sep 29 16:06:20 1999 Richard Henderson <rth@cygnus.com>
1031 * ggc-page.c: Don't include <unistd.h> etc taken care of
1032 by "system.h". Include <sys/mman.h> afterward.
1034 Wed Sep 29 16:05:18 1999 Richard Henderson <rth@cygnus.com>
1036 * rs6000.c (rs6000_encode_section_info): If ggc_p, use
1039 Tue Sep 28 16:45:40 1999 David Edelsohn <edelsohn@gnu.org>
1041 * xcoffout.c (xcoffout_declare_function): Add documentation.
1042 * rs6000.c (num_insns_constant_wide): Use TARGET_POWERPC64 not
1043 TARGET_64BIT. Compare constant to -1, not bit pattern.
1044 (easy_fp_constant): Use TARGET_POWERPC64 not TARGET_64BIT.
1045 (expand_block_move): Allow 8 DImode loads for PowerPC64. Fix
1048 Tue Sep 28 16:43:14 1999 Nick Clifton <nickc@cygnus.com>
1050 * dwarf2out.c (add_abstract_origin_attribute): Abort if
1052 (gen_inlined_enumeration_type_die): Do not abort if the type has
1053 not been writeen out.
1054 (gen_inlined_structure_type_die): Do not abort if the type has
1055 not been writeen out.
1056 (gen_inlined_union_type_die): Do not abort if the type has
1057 not been writeen out.
1058 (gen_tagged_type_instantiation_die): Do not abort if the type
1059 has not been written out.
1061 Tue Sep 28 14:33:47 1999 Bernd Schmidt <bernds@cygnus.co.uk>
1063 * c-decl.c (init_decl_processing): If MD_INIT_BUILTINS is defined,
1065 * reg-stack.c (straighten_stack): Copy hard reg set with
1068 Tue Sep 28 01:11:05 1999 Richard Henderson <rth@cygnus.com>
1070 * builtins.c (stabilize_va_list): Stabilize array type va_list
1071 to a pointer type, not the base record type.
1072 (expand_builtin_va_copy): Dereference the pointers explicitly;
1073 use the correct size for the copy.
1075 * rs6000.c (rs6000_va_start): Dereference valist to get to the record.
1076 (rs6000_va_arg): Likewise.
1078 Mon Sep 27 23:27:21 1999 Richard Henderson <rth@cygnus.com>
1080 * rtl.h (struct rtx_def): Move gc_mark to align mode field.
1082 Mon Sep 27 23:20:29 1999 Mark Mitchell <mark@codesourcery.com>
1084 * tree.h (struct tree_decl): Use `bclass', not `class', in name of
1086 (DECL_BUILT_IN_CLASS): Adjust accordingly.
1088 Mon Sep 27 23:03:16 1999 Richard Henderson <rth@cygnus.com>
1090 * ggc-page.c (GGC_MIN_LAST_ALLOCATED): New.
1091 (init_ggc): Use it instead of a constant.
1092 (ggc_collect): Bound allocated_last_gc by it.
1094 Mon Sep 27 19:06:04 1999 Jeffrey A Law (law@cygnus.com)
1096 * fixinc/fixinc.irix (stdio.h): Hack stdio.h to avoid problems
1099 Mon Sep 27 19:40:17 CEST 1999 Marc Espie <espie@cvs.openbsd.org>
1101 * configure.in (mips*el-*-openbsd*): Don't duplicate default settings.
1102 (mips*-*-openbsd*): Let big endian configuration be a fragment.
1104 * config/mips/openbsd.h: New, OpenBSD little endian target.
1105 * config/mips/openbsd-be.h: New, OpenBSD big endian target fragment.
1106 * config/mips/xm-openbsd.h: New, OpenBSD host.
1108 Mon Sep 27 10:28:48 1999 Andreas Schwab <schwab@suse.de>
1110 * config/m68k/m68k.c (output_function_prologue,
1111 output_function_epilogue): Use
1112 current_function_uses_pic_offset_table instead of regs_ever_live
1113 to decide whether to save/restore pic register.
1114 (legitimize_pic_address): Don't modify regs_ever_live any more.
1116 Sun Sep 26 10:55:36 1999 Mark Mitchell <mark@codesourcery.com>
1118 * function.h (struct function): Add x_dont_save_pending_sizes_p.
1119 * stor-layout.c (variable_size): Don't add sizes to the pending
1120 sizes list if x_dont_save_pending_sizes_p is set.
1122 Sun Sep 26 16:36:52 1999 Robert Lipe (robertlipe@usa.net)
1124 * config/i386/dgux.h (SELECT_RTX_SECTION): Provide dummy argument
1125 for symbolic_operand().
1126 * config/i386/sco5.h (SELECT_RTX_SECTION): Likewise.
1128 Sun Sep 26 07:37:11 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1130 * combine.c (gen_rtx_combine): Add missing call to va_end().
1132 * final.c (asm_fprintf): Likewise.
1134 * genattrtab.c (attr_rtx): Likewise.
1136 Sat Sep 25 13:11:07 1999 Jeffrey A Law (law@cygnus.com)
1138 * cse.c: Update comments.
1139 (cse_insn): When converting a conditional/computed jump into
1140 an unconditional jump, always make sure a BARRIER immediately
1141 follows the converted jump. Do not delete unreachable code.
1142 (cse_basic_block): Do not delete unreachable code.
1143 * toplev.c (rest_of_compilation): Move call to
1144 delete_trivially_dead_insns after the conditional call to
1147 Sat Sep 25 09:03:17 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1149 * collect2.c (make_temp_file): Don't prototype.
1151 * gcc.c (make_temp_file): Likewise.
1153 * mips.c (mips_make_temp_file): Renamed from `make_temp_file'.
1155 Sat Sep 25 13:42:15 1999 Nick Clifton <nickc@cygnus.com>
1157 * varasm.c (asm_emit_uninitialised): New function: Generate
1158 the assembler statements necessary to declare an uninitialised
1160 (ASM_EMIT_LOCAL): New macro: Emit a local, uninitialised
1162 (ASM_EMIT_BSS): New macro: Emit an entry in the bss section.
1163 (ASM_EMIT_COMMON): New macro: Emit an entry in the common
1165 (assemble_variable): Use asm_emit_uninitialised to emit an
1166 uninitialised variable.
1168 Fri Sep 24 17:10:56 1999 Nick Clifton <nickc@cygnus.com>
1170 * combine.c (simplify_comparison): Cope with downshifting a 32 bit
1171 constant on a 64 bit host. Patch supplied by Geoffrey Keating
1172 <geoffk@cygnus.com>.
1174 Fri Sep 24 10:48:10 1999 Bernd Schmidt <bernds@cygnus.co.uk>
1176 * builtins.c (expand_builtin): Use MD_EXPAND_BUILTIN if defined.
1177 * c-common.h (builtin_function): Don't declare.
1179 * c-decl.c (duplicate_decls): Use DECL_BUILT_IN_CLASS rather than
1181 (pushdecl): Likewise.
1182 (finish_decl): Likewise.
1183 (builtin_function): New arg CLASS. Arg FUNCTION_CODE now of type
1184 int. All callers changed.
1185 Set the builtin's DECL_BUILT_IN_CLASS.
1186 * tree.h (enum built_in_class): New.
1187 (enum built_in_function): Delete NOT_BUILT_IN.
1188 (DECL_FUNCTION_CODE): The corresponding field in tree_decl is now
1190 (DECL_SET_FUNCTION_CODE): Likewise.
1191 (DECL_BUILT_IN_CLASS): New macro.
1192 (DECL_BUILT_IN): Use DECL_BUILT_IN_CLASS.
1193 (struct tree_decl): Split builtin function code field into a
1195 (builtin_function): Declare.
1197 Fri Sep 24 01:45:05 1999 Mark Mitchell <mark@codesourcery.com>
1199 * optabs.c (init_traps): Fix typo in last change.
1201 Fri Sep 24 01:10:11 1999 Mark Mitchell <mark@codesourcery.com>
1203 * toplev.c (rest_of_decl_compilation): Update comment.
1205 Fri Sep 24 11:57:06 1999 Geoffrey Keating <geoffk@cygnus.com>
1207 * config/mips/elf.h (ASM_OUTPUT_ALIGNED_BSS): Put the symbol
1208 in .sbss if appropriate.
1209 (EXTRA_SECTION_FUNCTIONS): Add sbss.
1210 (SBSS_SECTION_ASM_OP): New macro.
1211 * config/mips/linux.h (EXTRA_SECTION_FUNCTIONS): Add sbss.
1212 (EXTRA_SECTIONS): Add in_sbss.
1213 * config/mips/mips.h: Prototype sbss_section.
1215 Thu Sep 23 18:18:55 1999 Mark Mitchell <mark@codesourcery.com>
1217 * stmt.c (expand_start_bindings): Don't allow cleanup instructions
1220 Thu Sep 23 18:07:01 1999 Mark Mitchell <mark@codesourcery.com>
1222 * optabs.c (init_traps): Register trap_rtx as a GC root.
1224 Thu Sep 23 17:41:47 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
1226 * config/mips/mips.c (function_arg_pass_by_reference): Define
1227 unconditionally, since it's called unconditionally.
1229 Thu Sep 23 13:40:02 1999 Jason Merrill <jason@yorick.cygnus.com>
1231 * toplev.c (documented_lang_options): Add -fshort-wchar.
1232 * c-decl.c (c_decode_option): Likewise.
1233 (init_decl_processing): If -fshort-wchar, use 'short unsigned int'
1235 * c-common.c, c-lex.c: Get WCHAR_TYPE_SIZE from wchar_type_node.
1236 * gcc.c (default_compilers): If -fshort-wchar,
1237 override __WCHAR_TYPE__.
1238 * tm.texi (C Dialect Options): Add -fshort-wchar.
1240 * dwarf2out.c (output_aranges): Use DW_AT_location to find the
1241 symbol for a variable.
1243 * cpplib.h (CPP_PREPROCESSED): New macro.
1244 * cpplib.c (handle_directive): Don't complain about `# NUMBER' if
1245 we're seeing this input for a second time.
1247 Thu Sep 23 12:54:49 1999 Alex Samuel <samuel@codesourcery.com>
1249 * emit-rtl.c (init_emit_once): Initialize modes first.
1251 Sun Sep 19 01:23:23 1999 Alex Samuel <samuel@codesourcery.com>
1253 * config/i386/i386.c (pic_label_name): Change to char pointer.
1254 (global_offset_table): New variable.
1255 (load_pic_register): Fill global_offset_table if it hasn't
1256 already been done. Allocate pic_label_name dynamically.
1257 * ggc.h (empty_string): New variable.
1258 * ggc-simple.c (empty_string): Likewise.
1259 (init_ggc): Allocate empty_string and add as root.
1260 * stmt.c (digit_strings): New variable.
1261 (init_stmt): Add last_block_end_note as root. Allocate and
1262 initialize digit_strings.
1263 (expand_asm_operands): Use empty_string instead of string
1264 constant. Use digit_strings instead of string constants.
1265 * profile.c (init_arc_profiler): Allocate string with
1266 ggc_alloc_string instead of xmalloc.
1267 (output_func_start_profiler): Likewise.
1268 * c-typeck.c (digest_init): Check if init is error_mark_node.
1270 Thu Sep 23 12:59:14 1999 Alex Samuel <samuel@codesourcery.com>
1271 Richard Henderson <rth@cygnus.com>
1273 * ggc-page.c: New file.
1274 * Makefile.in (ggc-page.o): New.
1276 Thu Sep 23 13:55:21 1999 Jeffrey A Law (law@cygnus.com)
1278 * invoke.texi: Document -fdelete-null-pointer-checks
1279 * toplev.c (flag_delete_null_pointer_checks): New.
1280 (f_options): Add entry for -fdelete-null-pointer-checks.
1281 (rest_of_compilation): Conditionalize null pointer check
1282 elimination on flag_delete_null_pointer_checks.
1283 (main): If -O2 or greater, enable -fdelete-null-pointer-checks
1285 1999-09-23 10:56 -0700 Zack Weinberg <zack@bitmover.com>
1287 * iso646.h, stdarg.h, stdbool.h, stddef.h, varargs.h: Add
1288 copyright notice and special exception to GPL.
1290 Thu Sep 23 13:40:23 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1292 * abi64.h (mips_function_value): Add prototype arguments.
1294 * mips-protos.h: New file with mips prototypes.
1296 * mips.c: Include "tm_p.h".
1297 (mktemp, lookup_name): Add prototype arguments.
1298 (extern_list, string_constant, mips_fill_delay_slot,
1299 mips_output_external, mips_output_external_libcall,
1300 mips_output_filename, mips_declare_object, function_prologue,
1301 mips_expand_prologue, function_epilogue, mips16_constant,
1302 build_mips16_function_stub, mips_output_conditional_branch):
1304 (mips_va_start): Remove unused variable `u'.
1305 (mips_va_arg): Cast value to unsigned when comparing against one.
1307 (save_restore_insns, mips_expand_prologue): Add missing arg in
1308 call to `large_int'.
1310 * mips.h: Move prototypes to mips-protos.h.
1311 (data_section, memory_address_p, rdata_section,
1312 readonly_data_section, simple_epilogue_p, text_section): Delete
1313 prototypes delcared elsewhere.
1314 (mips_epilogue_delay_slots, print_options): Delete unused decls.
1316 (GO_PRINTF, GO_PRINTF2): Call fprintf, not trace.
1318 * mips.md: Delete extra args in call to `mips_move_2words'.
1320 * xm-iris6.h (alloca): Add prototype argument.
1322 * genpeep.c: Include "tm_p.h" in generated output file.
1324 Thu Sep 23 10:36:55 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
1326 * basic-block.h (find_edge_index): Change parameters.
1327 * flow.c (verify_edge_list): Pass basic_block parameters to
1328 find_edge_index instead of integers.
1330 Thu Sep 23 15:54:12 1999 Nick Clifton <nickc@cygnus.com>
1332 * combine.c (simplify_comparison): Use an unsigned shift to adjust
1335 Thu Sep 23 08:46:21 1999 Guy Harris <guy@netapp.com>
1337 * gcc.1: Fix a formatting error.
1339 Wed Sep 22 16:10:21 1999 Martin v. Löwis <loewis@informatik.hu-berlin.de>
1341 * install.texi (Configurations): Remove pyramid. Add fr30, i686,
1342 i786, mn10200, mn10300, pdp11, v850.
1344 Thu Sep 23 07:37:13 1999 Dan Nicolaescu <dann@ics.uci.edu>
1346 * libgcc2.c (num_digits): Add prototype with
1347 __attribute__((const)).
1348 (__terminate): Add prototype.
1350 Thu Sep 23 05:32:06 1999 Richard Henderson <rth@cygnus.com>
1352 * builtins.c, dbxout.c, varasm.c: Include tm_p.h.
1354 * alpha/alpha.c (print_operand): Fix type of `code'.
1355 (alpha_output_filename): Constify.
1356 * alpha/alpha.h: Move all function declarations ...
1357 * alpha/alpha-protos.h: ... here. New file.
1358 * alpha/elf.h (CONST_SECTION_FUNCTION): Prototype the function.
1359 (SECTION_FUNCTION_TEMPLATE): Likewise.
1361 Thu Sep 23 11:15:36 1999 Bernd Schmidt <bernds@cygnus.co.uk>
1363 * expmed.c (do_cmp_and_jump): Pass ccp_jump to can_compare_p.
1364 * expr.c (expand_expr): Likewise.
1365 (do_jump): Likewise.
1366 (do_store_flag): Pass ccp_store_flag to can_compare_p.
1367 * expr.h (enum optab_index): Add cbranch, cmov, cstore optabs and
1369 (enum can_compare_purpose): New.
1370 (can_compare_p): Adjust prototype.
1371 (prepare_cmp_insn, prepare_operand): Declare.
1372 * genopinit.c (optabs): Add cbranch_optab, cmov_optab, cstore_optab.
1373 * optabs.c (cmp_available_p): Deleted.
1374 (expand_abs): Pass ccp_jump to can_compare_p.
1375 (can_compare_p): New arg PURPOSE. Check for combined optabs.
1376 (prepare_cmp_insn): No longer static. Add arg PURPOSE.
1377 Call can_compare_p rather than cmp_available_p.
1378 (prepare_operand): No longer static.
1379 (emit_cmp_and_jump_insn): Check for and use cbranch patterns.
1380 (emit_cmp_and_jump_insns): Pass ccp_jump to prepare_cmp_insn.
1381 (expand_float): Fix a slightly broken emit_cmp_insn/emit_jump_insn
1382 sequence to use emit_cmp_and_jump_insns.
1383 (init_optabs): Initialize cbranch_optab, cmov_optab, cstore_optab.
1385 Wed Sep 22 17:58:01 1999 Stan Cox <scox@cygnus.com>
1387 * mips.h (GO_IF_LEGITIMATE_ADDRESS): Don't accept large
1388 register offsets; let LEGITIMIZE_ADDRESS load it into a register.
1389 (LEGITIMIZE_ADDRESS): Use plus_constant to avoid
1390 (plus (reg) (const_int 0))
1391 * mips.md (call_internal3c): New pattern for -mips16 -mlong-calls.
1393 Wed Sep 22 17:55:31 1999 David Edelsohn <edelsohn@gnu.org>
1395 * rs6000.c (expand_block_move): DImode loads and stores require
1396 word-aligned displacements. Increment address registers with
1397 adddi3 on 64-bit platform. Use TARGET_POWERPC64 not TARGET_64BIT.
1399 Wed Sep 22 17:35:55 1999 Michael Meissner <meissner@cygnus.com>
1401 * dwarf2out.c (base_type_die): Use the name __unknown__ if there
1402 is no name for the base type, rather than segfault. If we are
1403 writing out a complex integer type, use DW_ATE_lo_user.
1405 * expr.c (emit_move_insn_1): If we are copying a complex that fits
1406 in one word or less (complex char, complex short, or on 64 bit
1407 systems complex float) to/from a hard register, copy it through
1408 memory instead of dying in gen_{real,imag}part. If we have a
1409 short complex type, prevent inlining since it allocates stack
1412 * tree.c (build_complex_type): If we are writing dwarf2 output,
1413 generate a name for complex integer types.
1415 Wed Sep 22 11:34:08 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
1417 * basic-block.h (add_noreturn_fake_exit_edges): Use correct name.
1418 * flow.c (remove_edge): Remove extra whitespace.
1419 (remove_fake_edges): Fix comment.
1420 (add_noreturn_fake_exit_edges): Use the correct name.
1422 Wed Sep 22 16:12:40 BST 1999 Nathan Sidwell <nathan@acm.org>
1424 * Makefile.in (INTL_MOSTLYCLEAN, INTL_CLEAN): New variables.
1425 (mostlyclean): Depend on INTL_MOSTLYCLEAN.
1426 (clean): Depend on INTL_CLEAN.
1427 (maintainer-clean): Adjust.
1429 Wed Sep 22 10:18:56 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1431 * configure.in (AC_PREREQ): Bump to 2.13.
1432 (AC_C_STRINGIZE): Call this instead of using a custom macro.
1434 * gansidecl.h (HAVE_STRINGIZE): Define, if stage2 gcc && __STDC__.
1436 * system.h (HAVE_STRINGIZE): Test this instead of HAVE_CPP_STRINGIFY.
1438 * acconfig.h (HAVE_CPP_STRINGIFY): Delete.
1440 * alpha/xm-vms.h (HAVE_CPP_STRINGIFY): Delete.
1441 (HAVE_STRINGIZE): Define.
1443 Wed Sep 22 06:25:15 1999 Jim Kingdon <http://developer.redhat.com>
1445 * c-parse.in: save and restore warn_pointer_arith on __extension__
1446 along with pedantic.
1447 (SAVE_WARN_FLAGS, RESTORE_WARN_FLAGS): Added.
1448 Set the type of extension to itype rather than $<itype>1 kludge.
1449 * extend.texi (Alternate Keywords): Adjust documentation.
1450 * c-parse.c, c-parse.y, objc-parse.c, objc-parse.y: Rebuilt.
1452 Wed Sep 22 06:06:57 1999 Jeffrey A Law (law@cygnus.com)
1454 * pa.c, pa.h, pa.md: Support multiple assembler dialects in
1455 most assembler templates.
1457 * pa.c (hppa_legitimize_address): Handle full offsets for PA2.0
1458 FP loads and stores.
1459 (following_call): Always return zero for the PA8000.
1460 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Handle full offsets for PA2.0
1461 FP loads and stores.
1462 (LEGITIMIZE_RELOAD_ADDRESS): Similarly.
1464 * pa.h (BRANCH_COST): Define.
1466 * pa.md (return, return_internal): Use bve for PA2.0.
1468 * pa.md (fused multiply): Add variants which reduce height for the
1469 fused multiply, but which still generate 2 insns.
1470 (fnegabs): Similarly.
1472 * pa.md (subsi3): Turn into an expander. Create two anonymous
1473 patterns. One for PA2.0 one for PA1.x. Use mtsarcm for PA2.0.
1474 * pa.h (EXTRA_CONSTRAINT): Handle 'S'.
1476 * pa.md (floatunssisf2, floatunssidf2): Generate different RTL
1478 (floatunssidf2_pa20, floatunssisf2_pa20): New patterns for PA2.0
1480 (floatunsdisf2, floatunsdidf2, fixuns_truncsfsi2): Likewise.
1481 (fixuns_truncdfsi2, fixuns_truncsfdi2, fixuns_truncdfsi2): Likewise.
1483 * regclass.c (init_regs): Add "top_of_stack" as a garbage
1486 * flow.c (record_active_eh_regions): Terminate loop after finding
1487 the last insn in the last basic block.
1489 Wed Sep 22 20:25:00 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1491 * config/c4x/c4x.md: Delete parallel instruction peepholes.
1493 Wed Sep 22 19:59:19 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1495 * config/c4x/c4x.c (c4x_add_gc_roots): Add tree roots.
1497 Wed Sep 22 19:56:25 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1499 * config/c4x/c4x.c (c4x_process_after_reload): Rework machdep insn
1500 splitting to not use output template.
1502 Wed Sep 22 19:50:12 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1504 * config/c4x/c4x.h (EXPAND_BUILTIN_VA_START): Call c4x_va_start.
1505 * config/c4x/c4x.c (c4x_va_start): New function.
1507 Tue Sep 21 18:40:01 1999 Jan Hubicka <hubicka@freesoft.cz>
1509 * genrecog.c (not_both_true): Handle correctly cases when called for
1510 tests with different positions in the insn.
1512 Tue Sep 21 18:29:11 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1514 * machmode.h (HOST_PTR_PRINTF): Move from here ...
1516 * system.h (HOST_PTR_PRINTF): ... to here.
1518 * mips-tfile.c: Don't include machmode.h.
1520 * Makefile.in (MACHMODE_H): New variable. Update to use it.
1521 (mips-tfile.o): Don't depend on machmode.h.
1523 Tue Sep 21 18:27:34 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1525 * haifa-sched.c (sched_analyze): Rename local variable `region' to
1526 avoid conflicts with typedef struct `region' at the top level scope.
1528 Tue Sep 21 14:14:50 1999 Richard Henderson <rth@cygnus.com>
1530 * basic-block.h (basic_block): Add eh_beg, eh_end.
1531 * flow.c (entry_exit_blocks): Update.
1532 (find_basic_blocks): Don't allocate bb_eh_end, or pass it around.
1534 (find_basic_blocks_1): Don't record eh_list at each bb. Use
1535 lists.c functions to allocate insn lists.
1536 (make_edges): Use eh_beg+eh_end, not the lists. Split out EH
1538 (make_eh_edge): ... here. New.
1539 (move_stray_eh_region_notes): New.
1540 (record_active_eh_regions): New.
1541 (delete_unreachable_blocks): Split out block merging ...
1542 (try_merge_blocks): ... here. New.
1543 (merge_blocks_move_predecessor_nojumps): Remove edge arg.
1544 Dump debugging data.
1545 (merge_blocks_move_successor_nojumps): Likewise.
1546 (merge_blocks): Use eh_beg+eh_end to validate block movement.
1548 Tue Sep 21 11:15:03 1999 Martin v. Löwis <loewis@informatik.hu-berlin.de>
1550 * extend.texi (Bound member functions): Document unbound pmf
1553 Tue Sep 21 14:55:11 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
1555 * flow.c (split_edge): Handle insertion on a fallthrough edge which
1556 has the EXIT_BLOCK as a dest.
1558 Tue Sep 21 14:51:23 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
1560 * flow.c (remove_edge): New function to remove an edge from the
1562 (remove_fake_successors): New function to remove fake successor edges.
1563 (remove_fake_edges): New function to remove all fake edges from the
1565 (add_fake_exit_edges): New function to add fake edges from all blocks
1566 with no successors to the exit block.
1567 * basic-block.h (remove_fake_edges, add_fake_exit_edges): Add
1568 prototypes for new functions.
1570 Tue Sep 21 14:49:53 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
1572 * config/mips/elf64.h (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR):
1573 Use Pmode to determine whether to output .dword or .word.
1575 Tue Sep 21 11:04:34 1999 Alex Samuel <samuel@codesourcery.com>
1577 * tree.c (built_in_filename): New variable.
1578 (BUILT_IN_FILENAME): New macro.
1579 (init_tree_codes): Allocate built_in_filename.
1580 (make_node): Use built_in_filename instead of string constant.
1582 Tue Sep 21 14:13:27 1999 Nick Clifton <nickc@cygnus.com>
1584 * configure.in: Add fr30 target.
1585 * configure: Regenerate.
1586 * config/fr30: New directory.
1587 * config/fr30/crti.asm: New file.
1588 * config/fr30/fr30.c: New file.
1589 * config/fr30/crtn.asm: New file.
1590 * config/fr30/fr30.h: New file.
1591 * config/fr30/fr30.md: New file.
1592 * config/fr30/lib1funcs.asm: New file.
1593 * config/fr30/t-fr30: New file.
1594 * config/fr30/xm-fr30.h: New file.
1596 Tue Sep 21 06:45:31 1999 Jeffrey A Law (law@cygnus.com)
1598 * flow.c (merge_blocks_move_successor_nojumps): Delete the
1599 BARRIER at the end of the successor, not the BARRIER before
1602 * pa.c (pa_add_gc_roots): Fix thinko in last change.
1604 Tue Sep 21 05:29:17 1999 Richard Earnshaw (rearnsha@arm.com)
1606 * stmt.c (any_pending_cleanups): Don't crash when
1607 current_function->stmt is unset.
1609 Tue Sep 21 00:59:49 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
1611 * emit-rtl.c (init_emit_once): Initialize const_int_rtx before
1612 other initializations that may use it for relative offsets.
1614 Mon Sep 20 21:43:25 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
1616 * config/i386/sol2.h (PREFERRED_DEBUGGING_TYPE): Use stabs.
1617 (ASM_SPEC): Moved from sol2dbg.h. Added work-around for gas.
1618 * config/i386/sol2dbg.h: Removed.
1619 * config/i386/sol2gas.h: New file, to enable gas work-around.
1620 * configure.in: Use i386/sol2gas.h on Solaris/x86 --with-gas.
1621 Don't use sol2dbg.h.
1622 * configure: Rebuilt.
1624 Mon Sep 20 13:29:41 1999 Mark Mitchell <mark@codesourcery.com>
1626 * invoke.texi (-fthis-is-variable): Remove documentation.
1628 Mon Sep 20 12:59:16 1999 Richard Henderson <rth@cygnus.com>
1630 * basic-block.h (compute_bb_for_insn): Declare.
1631 * flow.c (compute_bb_for_insn): Export. Don't accept the varray
1632 to use; set size of basic_block_for_insn directly.
1633 (find_basic_blocks): Update.
1635 Mon Sep 20 15:11:54 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1637 * flow.c (verify_flow_info): Fix typo, "abort;" -> "abort ();".
1639 Mon Sep 20 14:56:34 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1641 * crtstuff.c (ON_EXIT): Delete empty macro definition.
1642 (__do_global_ctors_aux): Call atexit(), not ON_EXIT().
1644 Mon Sep 20 15:25:35 1999 Nick Clifton <nickc@cygnus.com>
1646 * c-decl.c (c_decode_option): Extend comment.
1648 Mon Sep 20 14:43:37 1999 Nick Clifton <nickc@cygnus.com>
1650 * toplev.c (progname): Make 'const char *'
1651 (flag_print_mem): Move out of main.
1652 (version_flag): Move out of main.
1653 (filename): Move out of main.
1654 (debug_args): Remove g prefix from options.
1655 (documented_lang_options): Remove cpplib specific options.
1656 (display_help): Add g prefix to debug options.
1657 (check_lang_option): Delete this function.
1658 (decode_d_option): New function: Decode -d... option.
1659 (decode_f_option): New function: Decode -f... option.
1660 (decode_W_option): New function: Decode -W... option.
1661 (decode_g_option): New function: Decode -g... option.
1662 (independent_decode_option): New function: Decode a language
1663 independent command line option.
1664 (main): Invoke lang_decode_option and then
1665 independent_decode_option on each command line option in
1668 Mon Sep 20 05:41:36 1999 Jeffrey A Law (law@cygnus.com)
1670 Revert this change. Gavin's patch to operand_equal_p is a better fix.
1671 * fold-const.c (fold_range_test): Do not try to fold the range
1672 test if the rhs or lhs has side effects.
1674 * basic-block.h (compute_flow_dominators): Declare.
1676 * gcse.c (alloc_code_hoist_mem): New function.
1677 (free_code_hoist_mem, compute_code_hoist_vbeinout): Likewise.
1678 (compute_code_hoist_data, hoist_expr_reaches_here_p): Likewise.
1679 (hoist_code, one_code_hoisting_pass): Likewise.
1680 (gcse_main): If optimizing for size, then hoist expressions
1681 computed in multiple dominated basic blocks.
1683 * gcse.c (invalid_nonnull_info): New function.
1684 (delete_null_pointer_checks): Likewise.
1685 * rtl.h (delete_null_pointer_checks): Declare.
1686 * toplev.c (rest_of_compilation): Call delete_null_pointer_checks.
1688 * flow.c (merge_blocks_move_predecessor_nojumps): New function.
1689 (merge-blocks_move_successor_nojumps): Likewise.
1690 (merge_blocks): Allow merging of some blocks, even if it requires
1691 physical movement of the blocks, but not if it requires new jumps.
1693 * bitmap.c (debug_bitmap_file): Renmaed from bitmap_debug_file.
1694 Callers and prototype changed.
1695 * bitmap.h: Fix debug_bitmap and debug_bitmap_file prototypes.
1697 Mon Sep 20 06:56:32 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
1699 * config/sparc/sol2.h (LINK_SPEC): Avoid the duplication of
1700 -YP when both -p and -pg are present. From i386/sol2.h.
1702 Mon Sep 20 10:49:05 1999 Bernd Schmidt <bernds@cygnus.co.uk>
1704 * Makefile.in (distclean): Delete tm_p.h.
1705 * configure.in: Create a new file, "tm_p.h", from a list in
1706 "tm_p_file". For ix86 systems, set up "tm_p_file" to include
1707 "i386/i386-protos.h".
1709 * alias.c: Include "tm_p.h".
1710 * c-typeck.c: Likewise.
1711 * calls.c: Likewise.
1713 * emit-rtl.c: Likewise.
1714 * explow.c: Likewise.
1715 * expmed.c: Likewise.
1717 * final.c: Likewise.
1719 * fold-const.c: Likewise.
1720 * function.c: Likewise.
1722 * global.c: Likewise.
1723 * haifa-sched.c: Likewise.
1724 * integrate.c: Likewise.
1726 * local-alloc.c: Likewise.
1728 * optabs.c: Likewise.
1729 * recog.c: Likewise.
1730 * reg-stack.c: Likewise.
1731 * regclass.c: Likewise.
1732 * regmove.c: Likewise.
1733 * reload.c: Likewise.
1734 * reload1.c: Likewise.
1735 * reorg.c: Likewise.
1736 * resource.c: Likewise.
1738 * stor-layout.c: Likewise.
1739 * toplev.c: Likewise.
1741 * unroll.c: Likewise.
1742 * genattrtab.c (main): Make generated file include "tm_p.h".
1743 * genemit.c (main): Likewise.
1744 * genoutput.c (main): Likewise.
1745 * genrecog.c (main): Likewise.
1747 * i386.h: Delete all prototypes.
1748 * i386.c: Include "tm_p.h".
1749 (ix86_attr_length_default): Call constant_call_address_operand
1750 with correct number of arguments.
1751 * i386-protos.h: New file.
1752 * i386.md (unnamed patterns): Call constant_call_address_operand
1753 with correct number of arguments.
1754 (exception_receiver): Call load_pic_register with correct number
1757 Sun Sep 19 14:18:39 1999 Richard Henderson <rth@cygnus.com>
1759 * c-pragma.c (mark_align_stack): Dereference the void* properly.
1761 Sun Sep 19 09:03:40 1999 Mark Mitchell <mark@codesourcery.com>
1763 * rtl.h (insns_safe_to_move_p): New function.
1764 * loop.c (find_and_verify_loops): Use it.
1765 * rtlanal.c (insns_safe_to_move_p): Define it.
1767 Sun Sep 19 02:54:33 1999 Richard Henderson <rth@cygnus.com>
1769 * c-pragma.c: Include ggc.h.
1770 * Makefile.in (c-pragma.o): Update.
1772 Sat Sep 18 16:01:18 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
1774 * config/i386/sol2.h (CPP_SPEC): Support -[p]threads
1775 (LIB_SPEC): Likewise.
1776 (LINK_SPEC): Do not assert -z text with -shared -mimpure-text.
1777 Reindent -YP/-p/-pg.
1778 Copied from config/sparc/sol2.h.
1780 Sat Sep 18 11:52:43 1999 Richard Henderson <rth@cygnus.com>
1782 * c-pragma.c (mark_align_stack): New.
1784 * c-pragma.h (init_pragma): Declare it.
1785 * c-lex.c (init_parse): Call it.
1787 Sat Sep 18 15:20:38 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
1789 * configure.in: Pick up thread library on Solaris/x86 just
1790 like on Solaris/sparc.
1791 * configure: Rebuilt.
1793 Sat Sep 18 11:15:58 1999 Alex Samuel <samuel@codesourcery.com>
1795 * rtl.h (global_rtx_index): New enum.
1796 (global_rtl): Change to array of rtx.
1797 (pc_rtx, cc0_rtx): Redefine accordingly.
1798 (cc0_rtx, stack_pointer_rtx, frame_pointer_rtx): Likewise.
1799 (hard_frame_pointer_rtx, arg_pointer_rtx): Likewise.
1800 (virtual_incoming_args_rtx, virtual_stack_vars_rtx): Likewise.
1801 (virtual_outgoing_args_rtx, virtual_cfa): Likewise.
1802 (const_int_rtx): Change to array of rtx.
1803 (const0_rtx, const1_rtx, const2_rtx, constm1_rtx): Redefine
1805 * emit-rtl.c (global_rtl): Change to array of rtx.
1806 (const_int_rtx): Change to aray of rtx.
1807 (gen_rtx_CONST_INT): Redefine accordingly.
1808 (init_emit_once): Allocate and initialize global_rtl. Likewise
1809 for const_int_rtx. Add both as GC roots.
1810 * genattrtab.c (global_rtl): Update declaration.
1812 1999-09-17 Ulrich Drepper <drepper@cygnus.com>
1814 * Makefile (USER_H): Add iso646.h back.
1816 Sat Sep 18 01:07:21 1999 Jeffrey A Law (law@cygnus.com)
1818 * haifa-sched.c (sched_analyze): Use free_INSN_LIST_list instead of
1819 zapping the LOG_LINKS of sched_before_next_call.
1821 * pa.h (INSN_SETS_ARE_DELAYED): Delete.
1822 * pa.c (insn_refs_are_delayed): Renamed from
1823 insn_sets_and_refs_are_delayed.
1825 Fri Sep 17 15:19:01 1999 Mark Mitchell <mark@codesourcery.com>
1827 * functiion.h (struct function): Add x_whole_function_mode_p.
1828 (retrofit_block): Declare.
1829 * function.c (retrofit_block): New function.
1830 (identify_blocks): Add assertions. Allow an incomplete set of
1831 block notes if we're still generating code for the function.
1832 * integrate.c: Include loop.h.
1833 (expand_inline_function): Call find_loop_tree_blocks to map block
1834 notes to blocks when in whole-function mode. Use retrofit_block
1835 to insert new BLOCKs for the inlined function, rather than
1837 * stmt.c (expand_fixup): Likewise. Don't use pushlevel/polevel.
1838 * Makefile.in (integrate.o): Depend on loop.h.
1840 Fri Sep 17 15:11:20 1999 Mark Mitchell <mark@codesourcery.com>
1842 * tree.h (warn_about_unused_variables): Declare.
1843 * stmt.c (warn_about_unused_variables): New function, split out
1845 (expand_end_bindings): Here.
1847 Fri Sep 17 15:07:37 1999 Mark Mitchell <mark@codesourcery.com>
1849 * stmt.c (preserve_subexpressions_p): Don't crash when
1850 current_function->stmt is unset.
1852 Fri Sep 17 15:03:16 1999 Mark Mitchell <mark@codesourcery.com>
1854 * stmt.c (expand_start_bindings): Allow callers to pass a flag
1855 indicating that no NOTE_INSN_BLOCK_BEG note is required.
1856 (expand_start_target_temps): Use it.
1857 * except.c (expand_eh_region_start_for_decl): Likewise.
1858 * expr.c (expand_expr): Likewise.
1860 Fri Sep 17 15:05:27 1999 Gavin Romig-Koch <gavin@cygnus.com>
1862 * fold-const.c (operand_equal_p): Pay attention to side effects.
1864 Fri Sep 17 11:14:17 1999 Jason Merrill <jason@yorick.cygnus.com>
1866 * libgcc2.c (L_exit): Check for ON_EXIT, not HAVE_ON_EXIT.
1867 * sparc/sunos4.h (HAVE_ON_EXIT): Remove.
1869 * tlink.c (scan_linker_output): Look for keywords before accepting
1870 a mangled name in quotes.
1872 Thu Sep 16 16:47:08 1999 Richard Henderson <rth@cygnus.com>
1874 * alpha/alpha-interix.h (DWARF2_UNWIND_INFO): Define to zero.
1875 * alpha/osf2or3.h (DWARF2_UNWIND_INFO): Likewise.
1877 Thu Sep 16 16:35:41 1999 Richard Henderson <rth@cygnus.com>
1879 * alpha.md: Revert Thu Nov 26 change that came in through the
1880 last gcc2 merge: reinstate (plus (plus ...)) reload patterns.
1881 Avoid earlyclobber when possible.
1883 Thu Sep 16 18:44:48 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1885 * libgcc2.c (__do_global_ctors): Call atexit with one arg.
1887 * sparc/sunos4.h (on_exit): Wrap prototype parameters in PARAMS().
1888 Define HAVE_ON_EXIT.
1890 Thu Sep 16 18:06:35 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1892 * system.h (CTYPE_CONV, TOUPPER, TOLOWER): New macros. Use
1893 CTYPE_CONV in all ctype macros.
1895 * cccp.c (initialize_char_syntax): Use uppercase ctype macro
1898 * cexp.y (initialize_random_junk): Likewise.
1900 * c4x.c (c4x_interrupt_function_p, c4x_handle_pragma): Likewise.
1902 * i370.c (handle_pragma): Likewise.
1904 * i370.h (ASM_OUTPUT_LABELREF, ASM_OUTPUT_ASCII): Likewise.
1906 * v850.c (override_options): Likewise.
1908 * doprint.c (_doprnt): Likewise.
1910 * fixinc/fixincl.c (main, quoted_file_exists, extract_quoted_files):
1913 * fixinc/server.c (load_data): Likewise.
1915 * fold-const.c (real_hex_to_f): Likewise.
1917 * genattr.c (write_upcase, gen_attr): Likewise.
1919 * genattrtab.c (convert_const_symbol_ref, evaluate_eq_attr,
1920 write_upcase): Likewise.
1922 * genemit.c (print_code): Likewise.
1924 * genopinit.c (gen_insn): Likewise.
1926 * genpeep.c (print_code): Likewise.
1928 * genrecog.c (print_code): Likewise.
1930 * optabs.c (init_libfuncs): Likewise.
1932 Thu Sep 16 14:03:32 1999 Mark Mitchell <mark@codesourcery.com>
1934 * haifa-sched.c (sched_analyze): Keep the list of notes organized
1936 (reemit_notes): Likewise.
1938 Thu Sep 16 11:50:52 1999 Alex Samuel <samuel@codesourcery.com>
1940 * ggc.h (ggc_root): Move to ggc-common.c.
1942 (ggc_mark_rtx, ggc_mark_tree): Change to macro.
1943 (ggc_mark_rtvec, ggc_mark_tree_varray): Declare extern.
1944 (ggc_mark_tree_hash_table, ggc_mark_string, ggc_mark): Likewise.
1945 (ggc_mark_roots, ggc_mark_rtx_children, ggc_mark_tree_children): New.
1946 * ggc-common.c (ggc_root): Move from ggc.h.
1947 (roots): Declare, static.
1948 (ggc_mark_rtx, ggc_mark_tree): Renamed to...
1949 (ggc_mark_rtx_children, ggc_mark_tree_children): Don't check for
1950 null or check/set mark bit.
1951 (ggc_mark_roots): New.
1952 * ggc-simple.c (ggc_collect): Call ggc_mark_roots.
1954 Thu Sep 16 11:37:32 1999 Richard Henderson <rth@cygnus.com>
1956 * m32r.c: Include toplev.h.
1957 (*): Add ATTRIBUTE_UNUSED as needed to arguments.
1958 (gen_compare): Rename swap_p to must_swap to match uses.
1959 Add default abort case.
1960 (m32r_output_function_epilogue): Remove unused variables.
1961 (m32r_print_operand): Use HOST_WIDE_INT_PRINT_HEX.
1962 * m32r.h (PROTO, STDIO_PROTO): Rename XPROTO; unconditionally
1963 define to empty parameter list. Update all uses.
1964 (predicate decls): Use enum machine_mode not int.
1965 * m32r.md (movsi): Call abort, not fatal_insn.
1966 (zero_branch_insn, rev_zero_branch_insn): Add default abort case.
1968 1999-09-14 Andrew Haley <aph@cygnus.com>
1970 * config/mips/mips.md (movsi_usw): if operand 1 is const_int 0,
1971 use $0 instead of 0.
1973 Thu Sep 16 10:53:36 1999 Bernd Schmidt <bernds@cygnus.co.uk>
1975 * reload1.c (order_regs_for_reload): Move hard_reg_n_uses
1976 computation out of loop over hard regs.
1978 Wed Sep 15 21:37:06 1999 Mark Mitchell <mark@codesourcery.com>
1980 * function.c (identify_blocks): Don't shadow a variable in an
1982 * integrate.c (integrate_decl_tree): Don't use pushlevel,
1983 pushdecl, or poplevel to build up the new BLOCK tree.
1984 (expand_inline_function): Likewise.
1985 (integrate_parm_decls): Likewise.
1987 Wed Sep 15 21:20:38 1999 Mark Mitchell <mark@codesourcery.com>
1989 * c-typeck.c (qualify_type): Merge qualifiers from both types.
1991 1999-09-15 Brad Lucier <lucier@math.purdue.edu>
1993 * toplev.c: Allow -f[no-]math-errno to set (clear) flag_errno_math
1994 * invoke.texi: Document this change.
1996 Wed Sep 15 17:56:00 1999 Richard Henderson <rth@cygnus.com>
1998 * emit-rtl.c (free_emit_status): Don't check DECL_DEFER_OUTPUT.
2000 (mark_emit_status): Renamed from mark_emit_state.
2001 * except.c (mark_eh_status): Renamed from mark_eh_state.
2002 Check not null before marking.
2003 (free_eh_status): New.
2004 * expr.c (mark_expr_status, free_expr_status): New.
2005 * function.c (free_machine_status): New.
2006 (free_after_parsing): New.
2007 (free_after_compilation): Move bits to free_after_parsing; call
2008 free_eh_status, free_expr_status; zero the marked members of the
2010 (prepare_function_start): No can_garbage_collect.
2011 Call init_eh_for_function.
2012 (expand_dummy_function_end): Free up current_function state.
2013 (mark_function_status): Renamed from mark_function_state.
2014 (mark_function_chain): No can_garbage_collect. Call mark_expr_status.
2015 * function.h (struct function): No can_garbage_collect.
2016 (free_machine_status, free_after_parsing): Declare.
2017 (free_eh_status, free_expr_status): Declare.
2018 * ggc.h (mark_expr_status): Declare.
2019 * stmt.c (free_stmt_status): Free the struct.
2020 (mark_stmt_status): Renamed from mark_stmt_state.
2021 (init_stmt): Don't call init_eh.
2022 (init_stmt_for_function): Don't call init_eh_for_function.
2023 * toplev.c (compile_file): Call init_eh.
2024 (rest_of_compilation): Free basic block info before ggc_collect.
2025 Call free_after_parsing; conditionally call free_after_compilation.
2026 * varasm.c (mark_varasm_status): Renamed from mark_varasm_state.
2027 Check not null before marking.
2028 (free_varasm_status): Don't check DECL_DEFER_OUTPUT. Free the struct.
2030 Wed Sep 15 17:53:16 1999 Richard Henderson <rth@cygnus.com>
2032 * c-lex.c (yylex): Initialize warn.
2034 Wed Sep 15 18:35:38 1999 Jeffrey A Law (law@cygnus.com)
2036 * pa.c (emit_move_sequence): Properly set the mode of the scratch
2037 register when performing secondary reloads for the SAR register.
2039 Wed Sep 15 15:51:52 1999 Mark Mitchell <mark@codesourcery.com>
2041 * rtl.h (NOTE_BLOCK_NUMBER): Replace with ...
2042 (NOTE_BLOCK): New macro.
2043 (NOTE_BLOCK_LIVE_RANGE_BLOCK): Remove.
2044 * function.h (identify_blocks): Change prototype.
2045 * function.c (identify_blocks): Simplify.
2046 (reorder_blocks): Likewise.
2047 * ggc-common.c (ggc_mark_rtx): Mark the BLOCK associated with a
2048 NOTE_INSN_BLOCK_{BEG,END}.
2049 * haifa-sched.c (sched_analyze): Don't put NOTE_BLOCK_NUMBER on
2050 the list of saved notes if the note isn't a
2051 NOTE_INSN_BLOCK_{BEG,END}.
2052 (move_insn1): Use NOTE_EH_HANDLER in comment, rather than
2054 (reemit_notes): Adjust recreation of notes to reflect new saved
2056 * print-rtl.c (print_rtx): Print the address of the BLOCK when
2057 printing a block note.
2058 * stmt.c (block_vector): Remove.
2059 (find_loop_tree_blocks): Simplify.
2060 (unroll_block_trees): Likewise.
2061 * tree.h (reorder_block): Change prototype.
2063 Wed Sep 15 14:39:35 1999 Jason Merrill <jason@yorick.cygnus.com>
2065 * gbl-ctors.h: Lose HAVE_ATEXIT. Don't define ON_EXIT.
2066 * libgcc2.c: Lose obsolete defn of WEAK_ALIAS.
2067 (__bb_init_func, __bb_init_prg): Use atexit instead of ON_EXIT.
2068 (__do_global_dtors): Likewise. Don't mess with _exit_dummy_decl.
2069 (atexit, exit): Simplify.
2070 * tm.texi: Document NEED_ATEXIT and ON_EXIT. Remove HAVE_ATEXIT.
2071 * config/lots: Remove defns of HAVE_ATEXIT.
2073 Wed Sep 15 10:25:12 1999 Mark Mitchell <mark@codesourcery.com>
2075 * calls.c (precompute_arguments): Fix typo in comment.
2076 * expr.c (preexpand_calls): Don't preexpand the cleanup in a
2079 Wed Sep 15 09:59:59 1999 Mark Mitchell <mark@codesourcery.com>
2081 * dsp16xx.c (override_options): Fix typos in GC root registration.
2083 Wed Sep 15 15:23:28 1999 Philip Blundell <pb@nexus.co.uk>
2085 * config/arm/linux-elf.h (MAKE_DECL_ONE_ONLY): Copy definition
2087 (UNIQUE_SECTION_P, UNIQUE_SECTION): Likewise.
2088 (FUNCTION_PROFILER): Redefine appropriately for Linux.
2089 (CC1_SPEC): Likewise.
2091 Wed Sep 15 10:09:48 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2093 * genattr.c (main): Add extern prototype. Call return, not exit.
2094 * genattrtab.c (main): Likewise.
2095 * gencheck.c (main): Likewise.
2096 * gencodes.c (main): Likewise.
2097 * genconfig.c (main): Likewise.
2098 * genemit.c (main): Likewise.
2099 * genextract.c (main): Likewise.
2100 * genflags.c (main): Likewise.
2101 * gengenrtl.c (main): Likewise.
2102 * genopinit.c (main): Likewise.
2103 * genoutput.c (main): Likewise.
2104 * genpeep.c (main): Likewise.
2105 * genrecog.c (main): Likewise.
2107 * genattr.c (get_insn_name): Mark parameter with ATTRIBUTE_UNUSED.
2108 * genattrtab.c (get_insn_name): Likewise.
2109 * gencodes.c (get_insn_name): Likewise.
2110 * genconfig.c (get_insn_name): Likewise.
2111 * genemit.c (get_insn_name): Likewise.
2112 * genextract.c (get_insn_name): Likewise.
2113 * genflags.c (get_insn_name): Likewise.
2114 * genopinit.c (get_insn_name): Likewise.
2115 * genpeep.c (get_insn_name): Likewise.
2117 * gencheck.c (usage): Add static prototype.
2118 * genextract.c (print_path): Constify a char*.
2119 * genopinit.c (optabs): Likewise.
2120 * genoutput.c (operand_data, data, output_predicate_decls,
2121 compare_operands): Likewise.
2122 * genrecog.c (write_tree): Add default case in switch.
2124 Wed Sep 15 09:59:16 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2126 * rtl.h (get_insn_name, print_rtl_with_bb): Add prototypes.
2128 * print-rtl.c (get_insn_name): Remove prototype.
2130 * toplev.h (progname): Declare const.
2132 * toplev.c (init_decl_processing, init_obstacks, init_tree_codes,
2133 init_regs, init_optabs, init_stmt, init_reg_sets, dump_flow_info,
2134 dump_sched_info, dump_local_alloc, regset_release_memory,
2135 print_rtl, print_rtl_with_bb, rest_of_decl_compilation,
2136 error_with_file_and_line, error_with_decl, error_for_asm, error,
2137 fatal, warning_with_file_and_line, warning_with_decl, warning,
2138 pedwarn, pedwarn_with_decl, pedwarn_with_file_and_line, sorry):
2139 Remove redundant prototypes.
2141 (notice, check_lang_option, report_file_and_line, vnotice,
2142 mark_file_stack): Add static prototype.
2143 (set_fatal_function): Add prototype.
2144 (vnotice, report_file_and_line, set_fatal_function,
2145 check_lang_option): Constify a char*.
2146 (main): Prototype. Call return, not exit.
2148 Wed Sep 15 09:50:18 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2150 * aclocal.m4 (AC_GCC_C_LONG_DOUBLE): New macro.
2152 * configure.in (AC_GCC_C_LONG_DOUBLE): Call it.
2154 * gansidecl.h (HAVE_LONG_DOUBLE): Define if gcc for stage2.
2156 * ggc-simple.c (HAVE_LONG_DOUBLE): Test before using long double.
2158 Wed Sep 15 11:04:43 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2160 * function.c (assign_parms): Delete arg SECOND_TIME. Don't test it,
2161 behave as if it's zero in all cases.
2162 (expand_function_start): Adjust call to assign_parms.
2163 * tree.h (assign_parms): Adjust prototype.
2164 * objc/objc-act.c (hack_method_prototype): Adjust call to
2167 Tue Sep 14 21:47:06 1999 Jeffrey A Law (law@cygnus.com)
2169 * cse.c (FIXED_BASE_PLUS_P): Do not consider referneces to
2170 arg_pointer_rtx fixed if the argument pointer register is
2172 (NONZERO_BASE_PLUS_P): Likewise.
2174 Tue Sep 14 20:26:02 1999 Richard Henderson <rth@cygnus.com>
2176 * rtl.def (match_insn, match_insn2): Remove match_insn; rename
2177 match_insn2 to match_insn.
2178 * genrecog.c (add_to_sequence): Rename MATCH_INSN2.
2180 Tue Sep 14 20:10:29 1999 Richard Henderson <rth@cygnus.com>
2182 * Makefile.in (USER_H): Remove va-foo.h.
2184 * ginclude/{va-alpha.h,va-arc.h,va-c4x.h,va-clipper.h,va-h8300.h,
2185 va-i860.h,va-i960.h,va-m32r.h,va-m88k.h,va-mips.h,va-mn10200.h,
2186 va-mn10300.h,va-pa.h,va-ppc.h,va-pyr.h,va-sh.h,va-sparc.h,
2187 va-spur.h,va-v850.h}: Remove.
2189 Tue Sep 14 19:43:16 1999 Richard Henderson <rth@cygnus.com>
2191 * sparc/sparc.md (eligible_for_return_delay): New attribute.
2192 (in_return_delay): Use it instead of match_insn.
2194 Tue Sep 14 23:05:37 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
2196 * config/alpha/va_list.h (va-alpha.h): Do not include.
2197 (__gnuc_va_list): Typedef as in varargs.h.
2199 Tue Sep 14 18:14:03 1999 Richard Henderson <rth@cygnus.com>
2201 * ggc-common.c (ggc_mark_tree): Mark DECL_SOURCE_FILE and
2202 DECL_LIVE_RANGE_RTL.
2204 Tue Sep 14 16:47:08 1999 Mark Mitchell <mark@codesourcery.com>
2206 * except.c (expand_eh_region_start_for_decl): Use NOTE_EH_HANDLER,
2207 not NOTE_BLOCK_NUMBER.
2208 (expand_eh_region_end): Likewise.
2209 (find_exception_handler_labels): Likewise.
2210 (scan_region): Likewise.
2211 (exception_optimize): Likewise.
2212 (update_rethrow_references): Likewise.
2213 (set_insn_eh_region): Likewise.
2214 * final.c (final_scan_insn): Likewise.
2215 * flow.c (make_edges): Likewise.
2216 * integrate.c (expand_inline_function): Likewise.
2217 * print-rtl.c (print_rtx): Likewise.
2219 Tue Sep 14 16:30:16 1999 Richard Henderson <rth@cygnus.com>
2221 * ginclude/stdarg.h, ginclude/varargs.h: Implement in
2222 terms of builtin functions and types.
2224 * mips.c (mips_build_va_list): New.
2225 (mips_va_start, mips_va_arg): New.
2226 * mips.h (BUILD_VA_LIST_TYPE): New.
2227 (EXPAND_BUILTIN_VA_START, EXPAND_BUILTIN_VA_ARG): New.
2229 * sh.c (sh_builtin_saveregs): Use get_varargs_alias_set.
2230 (sh_build_va_list, sh_va_start, sh_va_arg): New.
2231 * sh.h (BUILD_VA_LIST_TYPE): New.
2232 (EXPAND_BUILTIN_VA_START, EXPAND_BUILTIN_VA_ARG): New.
2234 Tue Sep 14 16:20:24 1999 Richard Henderson <rth@cygnus.com>
2236 * recog.h (struct recog_data): Make dup_num, operand_address_p,
2237 n_operands, n_dups, n_alternatives `char' instead of `unsigned char'.
2238 (struct insn_data): Likewise with n_operands, n_dups,
2239 n_alternatives, output_format.
2240 * regclass.c (scan_one_insn): Cast n_operands to int before
2241 arithmetic inside comparison.
2243 Tue Sep 14 15:13:36 1999 Richard Henderson <rth@cygnus.com>
2245 * toplev.c (compile_function): Unconditionally emit nop.
2247 Tue Sep 14 14:41:47 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2249 * haifa-sched.c (actual_hazard): Move declaration of variable
2250 `this_cost' into the scope where it is used.
2252 Tue Sep 14 14:14:28 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2254 * c-pragma.c (handle_pragma_token): Wrap variables `name' and
2255 `value' in HANDLE_PRAGMA_WEAK. Wrap variable `align' in
2256 HANDLE_PRAGMA_PACK||HANDLE_PRAGMA_PACK_PUSH_POP.
2258 * genrecog.c (make_insn_sequence): Call memset, not bzero.
2260 * jump.c (find_insert_position): Don't declare or define unless
2261 !HAVE_conditional_arithmetic.
2262 (returnjump_p_1, delete_prior_computation): Add static prototypes.
2264 * mips-tdump.c (fatal, fancy_abort, main): Add extern prototypes.
2266 * recog.c (offsettable_address_p): Prototype function pointer.
2267 (preprocess_constraints): Call memset, not bzero.
2269 * tree.c (tree_node_kind_names): Constify a char*. Make static.
2270 (gcc_obstack_init): Don't declare.
2271 (fix_sizetype): Add static prototype.
2272 (gcc_obstack_init): Use prototype casts in call to _obstack_begin.
2273 (tree_cons): Call memset, not bzero.
2275 * varasm.c (remove_from_pending_weak_list): Wrap declaration and
2276 definition in macro ASM_WEAKEN_LABEL.
2277 (mark_const_hash_entry): Add static prototype.
2279 Tue Sep 14 12:22:50 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2281 * c-lex.c (handle_generic_pragma): Remove unused variable `c'.
2283 * unroll.c (find_common_reg_term, subtract_reg_term,
2284 loop_find_equiv_value): Add static prototypes.
2285 (unroll_loop): Wrap variable `prev' in macro HAVE_cc0.
2286 (copy_loop_body): Remove unreachable break statement.
2288 * sparc.c (sparc_va_arg): Remove unused variable `tmp'.
2290 * sparc.h (sparc_va_start, sparc_va_arg): Add extern prototypes.
2292 Tue Sep 14 15:28:00 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2294 Undo some changes from the gcc2 merge:
2295 * rtl.def (CONSTANT_P_RTX): Fix the comment for this rtx code.
2296 * emit-rtl.c (gen_rtx_REG): Don't test special reg rtx's for null
2300 Sat Oct 3 07:20:28 1998 Stephen L Moshier <moshier@world.std.com>
2301 * emit-rtl.c (gen_lowpart_common): Disable optimization of
2302 initialized float-int union if the value is a NaN.
2304 Tue Sep 14 04:03:44 1999 Mumit Khan <khan@xraylith.wisc.edu>
2306 * gthr-win32.h: New file.
2308 * i386/winnt.c (i386_pe_valid_decl_attribute_p): Recognize
2309 shared as a valid attribute.
2310 * i386/cygwin.h (ASM_OUTPUT_SECTION): Handle shared attribute.
2311 * extend.texi: Document `shared' variable attribute.
2313 Tue Sep 14 04:01:46 1999 Loren Rittle <ljrittle@acm.org>
2315 * configure.in: Handle --enable-threads on FreeBSD.
2316 * configure: Rebuit.
2318 Tue Sep 14 03:58:44 1999 Andreas Jaeger <aj@arthur.rhein-neckar.de>
2320 * configure.in: Add crtbeginS.o, crtendS.o for mips-linux; add
2322 * configure: Rebuilt.
2324 Tue Sep 14 03:47:23 1999 Joel Sherrill <joel@OARcorp.com>
2325 Charles-Antoine Gauthier <charles.gauthier@iit.nrc.ca>
2326 Rosimildo DaSilva <rdasilva@connecttel.com>
2328 * configure.in (m68k-*-rtemscoff*): Added.
2329 * configure.in (mips64orion-*-rtems*): Converted to ELF.
2330 * configure.in (sparc-*-rtemsaout*): Added as alias for old
2331 sparc-rtems configuration.
2332 * configure.in (sparc-*-rtemself*): Added.
2333 * configure.in (sparc-*-rtems*): Now ELF not a.out.
2334 * config/i386/rtems.h: Added comment.
2335 * config/sparc/rtemself.h: New file.
2337 * configure.in (m68k-rtemself): Added.
2338 * config/elfos.h: Added ifndef wrapper for DWARF2_DEBUGGING_INFO
2339 and DWARF_DEBUGGING_INFO.
2340 * config/m68k/crti.s: New file.
2341 * config/m68k/crtn.s: New file.
2342 * config/m68k/t-crtstuff: New file.
2343 * config/m68k/rtemself.h: New file.
2345 * configure.in (i[[34567]]86-*-rtemself*): Now uses crtstuff for
2346 global ctor/dtor and C++ exception handling.
2347 * config/i386/rtemself.h: Now uses crtstuff (crti.o + crtbegin.o)
2348 for STARTFILE_SPEC and crtstuff (crtend.o + crtn.o) for
2350 * config/i386/t-rtems-i386: New File.
2352 Tue Sep 14 09:47:41 1999 Andreas Schwab <schwab@suse.de>
2354 * stmt.c (expand_end_case): Return right away if the case stack is
2357 Tue Sep 14 01:47:19 1999 Jeffrey A Law (law@cygnus.com)
2359 * Makefile.in (version.c): Remove rule incorrectly brought in from
2362 Tue Sep 14 01:42:27 1999 Marc Espie <espie@cvs.openbsd.org>
2364 * Makefile.in: Prepend $(SHELL) to move-if-change calls.
2365 * msdos/top.sed: Take into account a prepended $(SHELL) to
2367 * winnt/config-nt.sed: Likewise. Kill bogus substitution.
2369 * objc/Make-lang.in: Prepend $(SHELL) to move-if-change calls.
2371 Tue Sep 14 01:38:52 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
2373 * regmove.c (fixup_match_1): Don't change an unchanging register.
2374 (stable_but_for_p): Renamed to:
2375 (stable_and_no_regs_but_for_p). Reject unchanging registers too.
2376 Changed all callers.
2378 Tue Sep 14 01:33:15 1999 Andreas Schwab <schwab@suse.de>
2380 * loop.c (strength_reduce): Don't call reg_used_between_p if the
2381 insn from BL2 is after the insn from BL.
2383 Mon Sep 13 21:06:01 1999 Richard Henderson <rth@cygnus.com>
2385 * recog.h (INSN_OUTPUT_FORMAT_*): New.
2386 (struct insn_data): Merge `template' and `outfun' into `output'.
2387 Add `output_format'.
2388 * genoutput.c (INSN_OUTPUT_FORMAT_*): New.
2389 (struct data): Remove `outfun'; add `output_format'.
2390 (name_for_index): Remove declaration.
2391 (output_insn_data): Handle output formats.
2392 (process_template): Emit the bare array for @.
2393 (gen_expand, gen_split): Set output_format to NONE.
2394 * output.h (get_insn_template): Declare.
2395 * final.c (get_insn_template): New.
2396 (final_scan_insn): Use it.
2397 * toplev.c (compile_file): Likewise.
2399 * c4x/c4x.c (c4x_process_after_reload): Likewise.
2400 * i860/i860.c (output_delayed_branch): Likewise.
2401 (output_delay_insn): Likewise.
2403 1999-09-13 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
2405 * rtl.c (obstack_alloc_rtx): Removed.
2407 1999-09-13 17:03 -0700 Zack Weinberg <zack@bitmover.com>
2409 * config/gmicro/gmicro.md: Disable move DF->DI anonymous pattern.
2411 Mon Sep 13 15:21:46 1999 Richard Henderson <rth@cygnus.com>
2413 * i386.c (call_insn_operand): Reject const_int.
2414 (expander_call_insn_operand): Use call_insn_operand.
2416 Mon Sep 13 17:44:28 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2418 * gcc.c (getrusage): Wrap prototype arguments in PROTO().
2420 1999-09-13 12:18 -0700 Zack Weinberg <zack@bitmover.com>
2422 * config/i370/i370.md (mulsi, divsi, modsi anonymous insns):
2423 Use DImode operation.
2425 1999-09-13 12:13 -0700 Zack Weinberg <zack@bitmover.com>
2427 * gcc.c: Include sys/resource.h.
2428 (report_times): New flag.
2429 (execute): If report_times is set, calculate and report the
2430 CPU time consumed by each subprocess.
2432 (rus, prus): New globals.
2433 (option_map): Add --time.
2434 (display_help): Document -time.
2435 (process_command): Set report_times if -time is given.
2436 Turn off -pipe if -time is given.
2438 * invoke.texi: Document new option -time.
2440 * configure.in: Check for getrusage. Check if we have to
2441 prototype getrusage.
2442 * acconfig.h: Add NEED_DECLARATION_GETRUSAGE.
2443 * configure: Regenerate.
2444 * config.in: Regenerate.
2446 Mon Sep 13 12:57:06 1999 Dave Brolley <brolley@cygnus.com>
2448 * cppinit.c (append_include_chain): Initialize 'next' and 'alloc'
2451 Mon Sep 13 10:01:33 1999 Nick Clifton <nickc@cygnus.com>
2453 * config/fp-bit.c: Define L_thenan_sf or L_thenan_df (as
2454 appropriate) if FINE_GRAINED_LIBRARIES is not defined.
2455 (nan): Return _thenan_sf or _thenan_df as appropriate.
2456 (L_thenan_sf): Define _thenan_sf.
2457 (L_thenan_df): Define _thenan_df.
2459 * Makefile.in (FPBIT_FUNCS): Add _thenan_sf.
2460 (DPBIT_FUNCS): Add _thenan_df.
2462 Mon Sep 13 09:38:53 1999 Andreas Schwab <schwab@suse.de>
2464 * tree.c (fix_sizetype): Exchange the types for TYPE_SIZE and
2467 Sun Sep 12 23:28:20 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2469 * Makefile.in (gcc.o, gccspec.o, cppspec.o): Depend on gcc.h.
2472 (lang_specific_driver): Don't take a function pointer parameter.
2473 All callers changed.
2475 * gcc.c: Include gcc.h.
2476 (do_spec, fancy_abort,lang_specific_driver,lang_specific_pre_link,
2477 lang_specific_extra_outfiles, fatal): Don't declare.
2478 (multilib_defaults_raw): Constify.
2479 (read_specs): Call memset, rather than bzero.
2480 (main): Call return, not exit.
2481 (lookup_compiler): Call memcpy, not bcopy.
2482 (fatal): Make extern.
2484 * cppspec.c: Include gcc.h.
2485 (lang_specific_driver): Initialize variable `quote'. Constify a
2486 char*. All calls to the function pointer parameter now
2487 explicitly call `fatal'.
2489 * gccspec.c (lang_specific_driver): Include gcc.h.
2491 Sun Sep 12 19:52:10 1999 Richard Earnshaw <rearnsha@arm.com>
2493 * arm.c (note_invalid_constants): Use recog_data.operand_type
2496 Sun Sep 12 15:53:20 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2498 * tree.h (build_common_tree_nodes, build_common_tree_nodes_2):
2501 * reload.h (reload_in, reload_out, reload_in_reg, reload_out_reg,
2502 reload_reg_class, reload_inmode, reload_outmode, reload_optional,
2503 reload_nongroup, reload_inc, reload_opnum, reload_secondary_p,
2504 reload_secondary_in_reload, reload_secondary_out_reload,
2505 reload_secondary_in_icode, reload_secondary_out_icode,
2506 reload_reg_rtx, reload_when_needed): Delete declarations.
2507 (struct reload): New structure.
2508 (rld): Declare new array.
2509 * reload.c (reload_in, reload_out, reload_in_reg, reload_out_reg,
2510 reload_reg_class, reload_inmode, reload_outmode, reload_optional,
2511 reload_nongroup, reload_inc, reload_opnum, reload_secondary_p,
2512 reload_secondary_in_reload, reload_secondary_out_reload,
2513 reload_secondary_in_icode, reload_secondary_out_icode,
2514 reload_reg_rtx, reload_when_needed): Delete definitions.
2516 (whole file): Replace uses of the deleted arrays with uses of rld.
2517 * reload1.c (whole file): Replace uses of the deleted arrays with
2519 (choose_reload_regs): Copy in/out of save_reload_reg_rtx with
2520 explicit loops, not with bcopy.
2522 Sun Sep 12 05:00:24 1999 Richard Henderson <rth@cygnus.com>
2524 * recog.h (insn_template, insn_outfun, insn_n_operands, insn_n_dups,
2525 insn_n_alternatives, insn_operand_constraint, insn_operand_address_p,
2526 insn_operand_mode, insn_operand_strict_low, insn_operand_predicate,
2527 insn_name): Delete and consolidate into new structures.
2528 (insn_operand_predicate_fn): New.
2529 (insn_output_fn): New.
2531 (struct insn_operand_data): New.
2532 (struct insn_data): New.
2534 (OUT_FCN): Update for insn_data change.
2535 * builtins.c (expand_builtin_strlen): Likewise.
2536 (expand_builtin_memcmp): Likewise.
2537 * combine.c (make_extraction, simplify_comparison): Likewise.
2538 * cse.c (canon_reg, cse_insn): Likewise.
2539 * explow.c (allocate_dynamic_stack_space, probe_stack_range): Likewise.
2540 * expmed.c (store_bit_field, extract_bit_field): Likewise.
2541 (emit_store_flag): Likewise.
2542 * expr.c (convert_move, emit_block_move): Likewise.
2543 (clear_storage, emit_push_insn, expand_increment): Likewise.
2544 (do_store_flag): Likewise.
2545 * expr.h (GEN_FCN): Likewise.
2546 (insn_gen_function): Die.
2547 * final.c (final_scan_insn): Update for insn_data change.
2548 (output_asm_name): Likewise.
2549 * function.c (fixup_var_refs_1): Likewise.
2550 * loop.c (check_dbra_loop): Likewise.
2551 * optabs.c (expand_binop, expand_twoval_binop): Likewise.
2552 (expand_unop, expand_complex_abs, emit_unop_insn): Likewise.
2553 (prepare_cmp_insn, prepare_operand, emit_indirect_jump): Likewise.
2554 (emit_conditional_move, gen_add2_insn, gen_sub2_insn): Likewise.
2555 * recog.c (validate_replace_rtx_1, extract_insn): Likewise.
2556 * regmove.c (gen_add3_insn): Likewise.
2557 * reload.c (push_secondary_reload, combine_reloads): Likewise.
2558 (find_reloads, find_reloads_address_1): Likewise.
2559 (debug_reload_to_stream): Likewise.
2560 * reload1.c (emit_reload_insns, gen_reload): Likewise.
2561 * stmt.c (expand_end_case): Likewise.
2562 * toplev.c (compile_file): Likewise.
2564 * c4x/c4x.c (c4x_process_after_reload): Likewise.
2565 * i860/i860.c (output_delayed_branch, output_delay_insn): Likewise.
2567 * print-rtl.c (insn_name_ptr): Remove declaration.
2568 (get_insn_name): Declare.
2569 (print_rtx): Use it.
2570 * genoutput.c (insn_name_ptr): Remove.
2571 (next_operand_number): New.
2572 (struct operand_data): New.
2573 (null_operand, odata, odata_end): New.
2574 (struct data): Use struct operand_data.
2575 (idata, idata_end): Renamed from insn_data and end_of_insn_data.
2576 (get_insn_name): Renamed from name_for_index.
2577 (output_prologue): Define NO_MD_PROTOTYPES.
2578 (output_predicate_decls): Break out from output_epilogue.
2579 Iterate over the operands list.
2580 (output_operand_data): Break out from output_epilogue. Emit
2581 just the operands list.
2582 (output_insn_data): Break out from output_epilogue. Emit just
2584 (output_epilogue): Remove.
2585 (output_get_insn_name): New.
2586 (constraints, op_n_alternatives, predicates, address_p): Die.
2587 (modes, strict_low, seen): Die.
2588 (scan_operands): Take new param `d' instead of writing to
2589 seven global variables.
2590 (compare_operands): New.
2591 (place_operands): New.
2592 (validate_insn_alternatives): Update for struct data change.
2593 (gen_insn): Don't zero or copy 7 global arrays. Update for
2594 scan_operands; call place_operands.
2595 (gen_peephole, gen_expand, gen_split): Likewise.
2596 (main): Update for new output routines.
2598 * genattr.c (insn_name_ptr): Remove.
2599 (get_insn_name): New function.
2600 * genattrtab.c, gencodes.c, genconfig.c, genemit.c: Likewise.
2601 * genextract.c, genflags.c, genopinit.c, genpeep.c: Likewise.
2602 * genrecog.c: Likewise.
2604 * alpha.md (adddi3): Make `pattern' array static.
2606 Sun Sep 12 22:05:21 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
2608 * config/c4x/c4x.h (c4x_rpts_cycles_string,
2609 c4x_cpu_version_string): Constify char *.
2610 * config/c4x/c4x.c (c4x_rpts_cycles_string,
2611 c4x_cpu_version_string): Likewise.
2613 Sat Sep 11 23:28:33 1999 Richard Henderson <rth@cygnus.com>
2615 * tree.c (save_tree_status): Revert 10 Sep change.
2616 (restore_tree_status): Likewise. Call obstack_free with NULL
2617 before freeing the obstack proper.
2619 Sat Sep 11 23:23:46 1999 Richard Henderson <rth@cygnus.com>
2621 * cse.c (cse_main): If gc'ing, collect around cse_basic_block.
2623 * ggc-simple.c (ggc_pop_context): Fold outstanding bytes into
2624 surrounding context.
2626 Sat Sep 11 19:52:43 1999 Mark Mitchell <mark@codesourcery.com>
2628 * tree.c (type_hash_canon): Put all types in the hash-table, when
2631 Sat Sep 11 18:37:04 1999 Richard Henderson <rth@cygnus.com>
2633 * recog.h (struct recog_data, recog_data): New.
2634 (recog_foo variables): Kill.
2635 * recog.c (recog_operand, recog_operand_loc): Kill.
2636 (recog_dup_loc, recog_dup_num, recog_n_operands): Kill.
2637 (recog_n_dups, recog_n_alternatives, recog_operand_mode): Kill.
2638 (recog_constraints, recog_op_type, recog_operand_address_p): Kill.
2639 (recog_data): Define.
2640 (extract_insn): Update all recog_foo references to use recog_data.
2641 (preprocess_constraints, constrain_operands): Likewise.
2642 * final.c (final_scan_insn, cleanup_subreg_operands): Likewise.
2643 * genattrtab.c (main): Likewise.
2644 * genextract.c (main): Likewise.
2645 * genoutput.c: Likewise.
2646 * genrecog.c (write_subroutine, main): Likewise.
2647 * local-alloc.c (block_alloc): Likewise.
2648 * reg-stack.c (record_asm_reg_life, subst_asm_stack_regs): Likewise.
2649 * regclass.c (scan_one_insn, record_reg_classes): Likewise.
2650 * regmove.c (regmove_optimize, find_matches, fixup_match_1): Likewise.
2651 * reload.c (find_reloads, find_reloads_toplev): Likewise.
2652 * reload1.c (maybe_fix_stack_asms, eliminate_regs_in_insn): Likewise.
2653 (reload_cse_simplify_operands): Likewise.
2655 * arc/arc.c (arc_final_prescan_insn): Likewise.
2656 * arm/arm.c (note_invalid_constants, arm_final_prescan_insn): Likewise.
2657 * h8300/h8300.c (notice_update_cc): Likewise.
2658 * i386/i386.c (ix86_attr_length_default, ix86_agi_dependant): Likewise.
2659 * i860/i860.c (output_delayed_branch, output_delay_insn): Likewise.
2660 * mn10200/mn10200.c (notice_update_cc): Likewise.
2661 * mn10300/mn10300.c (notice_update_cc): Likewise.
2662 * romp/romp.c (update_cc): Likewise.
2663 * sparc/sparc.c (check_pic): Likewise.
2664 * v850/v850.c (notice_update_cc): Likewise.
2666 * genemit.c (main): Don't declare recog_operand.
2668 Sat Sep 11 12:41:55 1999 Alex Samuel <samuel@codesourcery.com>
2670 * ggc.h (rtvec_def): Forward declare.
2671 (tree_node): Likewise.
2674 (ggc_set_mark_rtx): Add prototype.
2675 (ggc_set_mark_rtvec): Likewise.
2676 (ggc_set_mark_tree): Likewise.
2677 * ggc-simple.c (ggc_root): Don't define.
2678 (roots): Don't declare.
2679 (ggc_mark_rtx): Remove.
2680 (ggc_mark_rtvec): Likewise.
2681 (ggc_mark_tree): Likewise.
2682 (ggc_mark_varray): Likewise.
2683 (ggc_mark_tree_hash_table_entry): Likewise.
2684 (ggc_mark_tree_hash_table): Likewise.
2685 (ggc_set_mart_rtx): New function.
2686 (ggc_set_mark_rtvec): Likewise.
2687 (ggc_set_mark_tree): Likewise.
2688 (ggc_add_root): Remove.
2689 (ggc_add_rtx_root): Likewise.
2690 (ggc_remove_tree_root): Likewise.
2691 (ggc_add_string_root): Likewise.
2692 (ggc_add_tree_varray_root): Likewise.
2693 (ggc_add_tree_hash_table_root): Likewise.
2694 (ggc_del_root): Likewise.
2695 (ggc_mark_rtx_ptr): Likewise.
2696 (ggc_mark_tree_ptr): Likewise.
2697 (ggc_mark_string_ptr): Likewise.
2698 (ggc_mark_tree_varray_ptr): Likewise.
2699 (ggc_mark_tree_hash_table_ptr): Likewise.
2700 * ggc-common.c: New file.
2701 * Makefile.in (OBJS): Add ggc-common.o.
2702 (ggc-common.o): List dependencies.
2704 1999-09-10 22:37 -0700 Zack Weinberg <zack@bitmover.com>
2706 * cppalloc.c (xstrdup): Use memcpy.
2707 * cpperror.c (cpp_print_containing_files): Don't use
2709 * cpplib.c (conditional_skip): Set temp->lineno.
2710 (do_endif): Make error message less obscure.
2711 (if_directive_name): New function.
2712 (cpp_get_token [case EOF]): Unwind the if stack and generate
2713 error messages for each unterminated conditional in this file.
2714 (parse_string): Do not behave differently if -traditional.
2716 Fri Sep 10 14:04:07 1999 Richard Henderson <rth@cygnus.com>
2718 * builtins.c (expand_builtin_va_arg): Cope with an array-type
2719 va_list decomposing to pointer-type.
2720 * rs6000.c (rs6000_va_start) Unwrap the ARRAY_TYPE to get at fields.
2721 (rs6000_va_arg): Likewise.
2723 Fri Sep 10 13:21:21 1999 Jim Wilson <wilson@cygnus.com>
2725 * except.c (start_dynamic_handler): Compute size using
2726 STACK_SAVEAREA_MODE.
2728 Fri Sep 10 16:01:23 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2730 * protoize.c: Remove various __STDC__ and POSIX hacks. Don't
2731 include directory headers. Don't define strrchr. Don't provide
2732 my_* replacement functions. Prefer PTR over `pointer_type'.
2733 Don't prototype system functions. Don't redefine getopt.
2735 (shortpath, fancy_abort, notice, savestring, dupnstr, substr,
2736 safe_read, safe_write, save_pointers, restore_pointers,
2737 is_id_char, in_system_include_dir, directory_specified_p,
2738 file_excluded_p, unexpand_if_needed, abspath, check_aux_info,
2739 find_corresponding_lparen, referenced_file_is_newer,
2740 save_def_or_dec, munge_compile_params, gen_aux_info_file,
2741 process_aux_info_file, identify_lineno, check_source,
2742 seek_to_line, forward_to_next_token_char, output_bytes,
2743 output_string, output_up_to, other_variable_style_function,
2744 find_rightmost_formals_list, do_cleaning, careful_find_l_paren,
2745 do_processing, is_syscalls_file, rename_c_file, find_extern_def,
2746 find_static_definition, connect_defs_and_decs, add_local_decl,
2747 add_global_decls, needs_to_be_converted, visit_each_hash_node,
2748 add_symbol, lookup, free_def_dec, find_file, reverse_def_dec_list,
2749 edit_fn_declaration, edit_formals_lists, edit_fn_definition,
2750 scan_for_missed_items, edit_file, string_list_cons): Add static
2752 (standard_exec_prefix, target_machine, target_version,
2753 default_syscalls_dir, string_list, string_list_cons, find_file,
2754 do_cleaning): Constify a char*.
2755 (safe_read, safe_write): Use PTR, not a char*.
2756 (is_id_char): Take an int, not a char.
2757 (main): Add prototype. Call return, not exit.
2759 Fri Sep 10 16:48:26 1999 Andrew Haley <aph@cygnus.com>
2761 * tree.c (type_hash_lookup): Check for equal TYPE_ALIGN fields
2762 when comparing types.
2764 Fri Sep 10 08:43:32 1999 Richard Henderson <rth@cygnus.com>
2766 * loop.c (basic_induction_var): Typo NULL_RTX -> NULL.
2767 (strength_reduce): Release the varrays from the no-bivs early exit.
2769 * reload1.c (order_regs_for_reload): Init hard_reg_n_uses before
2770 the loop over the registers.
2772 * tree.c (save_tree_status): Set maybepermanent_firstobj NULL
2774 (restore_tree_status): Check that instead when freeing the obstack.
2776 Wed Sep 8 16:12:04 1999 Andrew Haley <aph@cygnus.com>
2778 * alias.c (rtx_equal_for_memref_p): Allow CONST_DOUBLEs to be used
2781 Fri Sep 10 11:58:55 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2783 * i386.md (ashlqi3): For NON_QI_REG_P regs, use sall. Fix some
2784 operand size modifiers.
2786 Fri Sep 10 10:32:32 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2788 * c-common.c (c_common_nodes_and_builtins): Don't build
2790 * c-common.h (enum c_tree_index and related accesor macros): Remove
2791 everything now declared in tree.h.
2792 * c-decl.c (CHAR_TYPE_SIZE, SHORT_TYPE_SIZE, INT_TYPE_SIZE,
2793 LONG_TYPE_SIZE, LONG_LONG_TYPE_SIZE, WCHAR_UNSIGNED, FLOAT_TYPE_SIZE,
2794 DOUBLE_TYPE_SIZE, LONG_DOUBLE_TYPE_SIZE): Don't provide defaults.
2795 (error_mark_node, void_type_node, char_type_node, integer_type_node,
2796 unsigned_type_node, ptr_type_node, va_list_type_node,
2797 integer_zero_node, null_pointer_node, integer_one_node): Delete.
2798 (init_decl_processing): Call build_common_tree_nodes and
2799 build_common_tree_nodes_2 instead of building their nodes here.
2800 Don't add roots for these nodes.
2801 * stor-layout.c (size_zero_node, size_one_node): Delete.
2802 (set_sizetype): Make a new node for bitsizetype each time.
2803 * tree.c (global_trees): New variable.
2804 (init_obstacks): Add a gc root for it.
2805 (CHAR_TYPE_SIZE, SHORT_TYPE_SIZE, INT_TYPE_SIZE,
2806 LONG_TYPE_SIZE, LONG_LONG_TYPE_SIZE, FLOAT_TYPE_SIZE,
2807 DOUBLE_TYPE_SIZE, LONG_DOUBLE_TYPE_SIZE): Provide defaults.
2808 (build_common_tree_nodes): New function.
2809 (fix_sizetype): New function.
2810 (build_common_tree_nodes_2): New function.
2811 * tree.h (enum tree_index): New.
2812 (global_trees): Declare.
2813 Add accessor macros for all nodes now moved to global_trees.
2814 Delete their declarations.
2816 Thu Sep 9 20:15:46 1999 Richard Henderson <rth@cygnus.com>
2818 * c-decl.c (finish_function): When processing a nested function,
2819 push and pop GC context around rest_of_compilation.
2821 Thu Sep 9 16:42:06 1999 Richard Henderson <rth@cygnus.com>
2823 * i386.c (override_options): Remove ppro, pentium2, and p2 as aliases.
2824 Default ix86_arch to PROCESSOR_I386.
2825 * i386.h (CC1_CPU_SPEC): Don't add -march=foo. Remove -mno-foo.
2826 (CPP_486_SPEC, CPP_586_SPEC, CPP_686_SPEC): Delete.
2827 (CPP_CPU_DEFAULT_SPEC): Define to __tune_foo__.
2828 (CC1_CPU_SPEC): Make -march=foo define __foo__, and provide
2829 __tune_foo__ if no -mcpu. Make -mcpu=bar define __tune_bar__.
2830 (EXTRA_SPECS): Remove deleted specs.
2832 Thu Sep 9 16:03:06 1999 Richard Henderson <rth@cygnus.com>
2834 * function.c (assign_stack_local_1): Allocate from
2835 function->x_frame_offset, not frame_offset.
2837 Thu Sep 9 14:36:31 1999 Mark Mitchell <mark@codesourcery.com>
2839 * ggc.h (lang_cleanup_tree): Remove.
2840 * gcc-simple.c (ggc_free_tree): Don't call lang_cleanup_tree.
2841 * ggc-callbacks.c (lang_cleanup_tree): Remove.
2843 * c-decl.c (finish_struct): Use ggc_alloc to allocate
2844 TYPE_LANG_SPECIFIC when garbage collecting.
2845 (lang_mark_tree): Mark TYPE_LANG_SPECIFIC.
2846 (lang_cleanup_tree): Remove.
2848 Thu Sep 9 14:23:02 1999 Jason Merrill <jason@yorick.cygnus.com>
2850 * defaults.h (EH_FRAME_SECTION, EH_FRAME_SECTION_ASM_OP): Define here.
2851 * crtstuff.c: Not here.
2852 * dwarf2out.c: Or here.
2853 * libgcc2.c (__do_global_ctors, __do_global_dtors): Handle EH frame
2856 Thu Sep 9 09:40:58 1999 Mark Mitchell <mark@codesourcery.com>
2858 * function.h (free_after_compilation): Remove decl parameter.
2859 (free_varasm_status0: Likewise.
2860 (free_emit_status): Likewise.
2861 (free_stmt_status): Likewise.
2862 (free_after_compilation): Likewise.
2863 (init_lang_status): New variable.
2864 (free_lang_status): Likewise.
2865 * emit-rtl.c (free_emit_status): Make decl parameter implicit.
2866 * function.c (init_lang_status): New variable.
2867 (free_lang_status): Likewise.
2868 (push_function_context_to): Don't set function::decl here.
2869 (free_after_copmilation): Make decl parameter implicit. Call
2870 free_lang_status if defined.
2871 (prepare_function_start): Call init_lang_status if defined.
2872 (init_function_start): Set function::decl here.
2873 * profile.c (output_func_start_profiler): Don't call pushdecl
2874 until we've actually started the function.
2875 * stmt.c (free_stmt_status): Make decl parameter implicit.
2876 * toplev.c (rest_of_compilation): Don't pass decl to
2877 free_after_compilation.
2878 * varasm.c (free_varasm_status): Likewise.
2880 Thu Sep 9 17:23:19 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2882 * except.c (call_get_eh_context): Add root when allocating static
2885 Thu Sep 9 15:24:59 BST 1999 Richard Earnshaw <rearnsha@arm.com>
2887 * arm.c: Include "ggc.h".
2888 (arm_add_gc_roots): New function.
2889 (arm_override_options): Call it.
2890 (aof_pic_entry): Add a GC root for aof_pic_label when it's allocated.
2892 * arm.md (define_asm_attributes): Add a pool_range attribute.
2894 Thu Sep 9 12:32:57 BST 1999 Nathan Sidwell <nathan@acm.org>
2896 * extend.texi (Volatiles): New node.
2898 Thu Sep 9 03:37:31 1999 Richard Henderson <rth@cygnus.com>
2900 * ggc-simple.c (IS_MARKED, IGNORE_MARK): New.
2901 (GGC_ANY_MAGIC, GGC_ANY_MAGIC_MARK): New.
2902 (struct ggc_any): Replace `mark' with `magic_mark'.
2903 (ggc_alloc_string): Use memcpy, not bcopy.
2904 (ggc_alloc_any): Set magic_mark. Update bytes_alloced_since_gc.
2905 (ggc_free_{rtx,rtvec,tree,string}): Mark inline.
2906 (ggc_free_any): New.
2907 (ggc_mark_string): Use IGNORE_MARK. Calc back to struct gcc_string.
2908 (ggc_mark): Use IGNORE_MARK. Abort if magic doesn't match.
2909 (ggc_collect): Re-enable collection avoidance. Use GGC_ANY_MARK.
2910 Use IS_MARKED. Use ggc_free_any.
2912 1999-09-09 Scott Bambrough <scottb@netwinder.org>
2914 * config/arm/linux-elf.h: define NO_IMPLICIT_EXTERN_C
2916 Thu Sep 9 01:55:21 1999 Richard Henderson <rth@cygnus.com>
2918 * toplev.c (main): Always init_ggc.
2920 Wed Sep 8 23:53:22 1999 Richard Henderson <rth@cygnus.com>
2922 * except.c (find_all_handler_type_matches): Free the list if
2923 we found no matches.
2925 * combine.c (SUBST): Break out to a real function do_SUBST.
2926 (SUBST_INT): Likewise.
2927 * gcse.c (free_pre_mem): Free `temp_bitmap'.
2928 (pre_insert): Free `inserted'.
2929 * loop.c (basic_induction_var): Always set `location'.
2931 * function.c (expand_function_end): Add initial_trampoline as a root.
2932 * rtl.h (init_varasm_once): Declare.
2933 * toplev.c (compile_file): Call it.
2934 * ggc-simple.c (ggc_mark_string_ptr): New.
2935 (ggc_add_string_root): New.
2936 (ggc_collect): Disable collection avoidance temporarily.
2937 * ggc.h (ggc_add_string_root): Declare.
2938 * except.c (create_rethrow_ref): Use ggc_alloc_string.
2939 * optabs.c (init_libfuncs): Likewise.
2940 * varasm.c (named_section): Use ggc_alloc_string.
2941 (make_function_rtl): Likewise.
2942 (make_decl_rtl): Likewise.
2943 (assemble_static_space): Likewise.
2944 (assemble_trampoline_template): Likewise.
2945 (output_constant_def): Likewise.
2946 (force_const_mem): Likewise.
2947 (mark_const_hash_entry): New.
2948 (mark_pool_sym_hash_table): New.
2949 (mark_varasm_state): Use it.
2950 (init_varasm_once): New.
2952 * expr.h (init_one_libfunc): Declare.
2953 * optabs.c (init_one_libfunc): New.
2954 (init_optabs): Use it.
2955 * config/gofast.h: Likewise.
2956 * config/sparc/sol2.h (INIT_SUBTARGET_OPTABS): Likewise.
2957 * config/sparc/sparc.h (INIT_TARGET_OPTABS): Likewise.
2959 Thu Sep 9 13:46:06 1999 Geoffrey Keating <geoffk@cygnus.com>
2961 * Makefile.in (cppexp.o): Depend on cpphash.h.
2962 * cppexp.c (cpp_lex): Handle `defined (xxx)' for poisoned xxx.
2964 * cpphash.c (special_symbol): Handle plain `xxx' for poisoned xxx.
2965 * cpplib.c (do_define): Generalise to handle poisoned definitions,
2966 redefining poisoned identifiers, etc.
2967 (do_undef): Don't allow poisoned identifiers to be undefined.
2968 (do_pragma): Add #pragma poison.
2969 (do_xifdef): Handle `#ifdef xxx' for poisoned xxx.
2971 * cccp.c: Add T_POISON node type.
2972 (special_symbol): Handle `defined(xxx)' and plain `xxx' for
2974 (do_define): Generalise to handle poisoned definitions,
2975 redefining poisoned identifiers, etc.
2976 (do_undef): Don't allow poisoned identifiers to be undefined.
2977 (do_pragma): Add #pragma poison.
2978 (do_xifdef): Handle `#ifdef xxx' for poisoned xxx.
2980 * c-pragma.c (handle_pragma_token): Ignore #pragma poison.
2981 * c-pragma.h: Add ps_poison state. We now always have generic
2984 Wed Sep 8 20:30:42 1999 Mark Mitchell <mark@codesourcery.com>
2986 * ggc.h (ggc_alloc): New function.
2987 (ggc_mark): Likewise.
2988 * ggc-simple.c (ggc_any): New structure.
2989 (ggc_status): Add anys.
2990 (n_anys_collected): New variable.
2991 (ggc_alloc): Define.
2992 (ggc_mark): Likewise.
2993 (ggc_collect): Collect the anys.
2995 Wed Sep 8 20:15:14 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2997 * c-decl.c (mark_binding_level): Make static to match prototype.
2999 Wed Sep 8 16:41:27 1999 Richard Henderson <rth@cygnus.com>
3001 * flow.c (new_insn_dead_notes): Don't early out for preexisting regs.
3003 Wed Sep 8 16:07:52 1999 Richard Henderson <rth@cygnus.com>
3005 * gengenrtl.c (CONST_DOUBLE_FORMAT): Take the size REAL_ARITHMETIC
3006 will use into account. Expand the max width to 5.
3009 Wed Sep 8 16:01:14 1999 Richard Henderson <rth@cygnus.com>
3011 * ggc-simple.c (ggc_free_rtx): Poison the correct amount
3014 Wed Sep 8 15:23:54 1999 Richard Henderson <rth@cygnus.com>
3016 * alpha.md (call value patterns): Remove the result predicates.
3018 Wed Sep 8 13:35:38 1999 Richard Henderson <rth@cygnus.com>
3020 * Makefile.in (stmp-fixinc): Remove extraneous exit 1 from
3023 Wed Sep 8 15:32:16 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3025 * system.h (sbrk, malloc, calloc, realloc): Backup prototypes
3026 changed from extern char *, to extern PTR. Also fix typo in
3027 NEED_DECLARATION_REALLOC test.
3029 * mips-tdump.c (malloc, calloc, realloc): Don't prototype.
3031 Wed Sep 8 11:40:47 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3033 * gansidecl.h (__attribute__, ATTRIBUTE_UNUSED_LABEL,
3034 ATTRIBUTE_UNUSED, ATTRIBUTE_NORETURN, ATTRIBUTE_PRINTF,
3035 ATTRIBUTE_PRINTF_1, ATTRIBUTE_PRINTF_2, ATTRIBUTE_PRINTF_3,
3036 ATTRIBUTE_PRINTF_4, ATTRIBUTE_PRINTF_5, GENERIC_PTR): Delete.
3038 * c-decl.c (field_decl_cmp): Use PTR instead of GENERIC_PTR.
3040 * cccp.c (pcfinclude): Likewise.
3042 * global.c (allocno_compare): Likewise.
3044 * haifa-sched.c (rank_for_schedule): Likewise.
3046 * local-alloc.c (qty_sugg_compare_1, qty_compare_1): Likewise.
3048 * reload1.c (hard_reg_use_compare, reload_reg_class_lower): Likewise.
3050 * stupid.c (stupid_reg_compare): Likewise.
3052 * tree.c (_obstack_allocated_p): Likewise.
3054 * varray.h (varray_data_tag, VARRAY_GENERIC_PTR_INIT): Likewise.
3056 1999-09-08 Bruce Korb autogen@linuxbox.com
3058 * gcc/ch/Makefile.in: Give the hapless gperf user a hint about
3059 why "gperf -F" fails.
3060 * gcc/cp/Makefile.in: ditto
3061 * gcc/Makefile.in: ditto
3062 * gcc/java/Makefile.in: ditto
3064 Wed Sep 8 04:43:22 1999 Richard Henderson <rth@cygnus.com>
3066 * lists.c: Include ggc.h.
3068 (init_EXPR_INSN_LIST_cache): Install it.
3070 * ggc-simple.c (init_ggc): Absorb the old init.
3071 (ggc_push_context): Use xcalloc.
3072 (ggc_alloc_rtx, ggc_alloc_rtvec, ggc_alloc_tree): Likewise.
3073 (ggc_collect): Add [rvts] tags to the collection stats.
3075 Wed Sep 8 11:14:25 1999 Andreas Schwab <schwab@suse.de>
3077 * cccp.c (main): Fix handling of -include and -imacros options.
3079 Wed Sep 8 02:23:08 1999 Jeffrey A Law (law@cygnus.com)
3081 * cpplib.c (cpp_push_buffer): Fix order of arguments.
3083 Wed Sep 8 04:44:09 1999 Alexandre Oliva <oliva@dcc.unicamp.br>
3085 * rtl.h (obstack_alloc_rtx): Removed, it's now static in
3088 Wed Sep 8 00:33:43 1999 Alasdair Baird <alasdair@wildcat.demon.co.uk>
3090 * flow.c (insn_dead_p): Use XEXP rather than SUBREG_REG.
3091 * haifa-sched.c (sched_analyze_1): Use XEXP rather than SUBREG_REG
3092 and SET_DEST. Update comment.
3094 Wed Sep 8 18:55:17 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
3096 * config/c4x/c4x.c: Include ggc.h.
3097 (c4x_add_gc_roots): New function.
3098 (c4x_override_options): Call c4x_add_gc_roots.
3100 Wed Sep 8 00:00:16 1999 Richard Henderson <rth@cygnus.com>
3102 * defaults.h (TARGET_ESC): Move ...
3103 * system.h: ... here, where Linas had it in the first place. Silly me.
3105 Tue Sep 7 23:46:35 1999 Linas Vepstas <linas@linas.org>
3107 * c-common.c: Use ISGRAPH, ISLOWER, toupper.
3108 * c-lex.c, cccp.c, cexp.c, cexp.y, cppexp.c, dwarf2out.c, genattr.c,
3109 genattrtab.c, genemit.c, genextract.c, genpeep.c, tree.c: Likewise.
3110 * system.h (IN_CTYPE_DOMAIN): Define to 1 if HOST_EBCDIC.
3111 * defaults.h (TARGET_ESC): Add default.
3113 Tue Sep 7 23:36:59 1999 Linas Vepstas <linas@linas.org>
3115 * configure.in: add i370-*-openedition, i370-*-mvs and
3116 i370-*-linux targets
3118 Tue Sep 7 23:31:53 1999 Mark Mitchell <mark@codesourcery.com>
3120 * dsp16xxx.c: Include ggc.h
3121 (override_options): Mark GC roots.
3122 * mn10200.c: Include ggc.h.
3123 (asm_file_start): Mark GC roots.
3124 * tahoe.c: Include ggc.h.
3125 (extensible_operand): Mark GC roots.
3127 Tue Sep 7 23:23:15 1999 Linas Vepstas <linas@linas.org>
3129 * README: Add section discussing status of ELF ABI.
3130 * i370.c: Fix misc spelling mistakes.
3131 (i370_label_scan): Updated notes, exception handling.
3132 (i370_function_prolog): Simplify ELF stack handling.
3133 * i370.h: (FIXED_REGISTERS): Free up r12 for ELF.
3134 (STACK_GROWS_DOWNWARD): ELF stack grows down.
3135 (ASM_DECLARE_FUNCTION_NAME): Fix crazy malloc size.
3136 * i370.md: (movdi): Add notes.
3137 (floatsidf2): Use stack not rtca for scratch float area.
3138 (iorsi3): Correct operand constraints.
3139 * x-oe: Restore TAROUTOPTS which are used by pax.
3141 Tue Sep 7 22:39:18 1999 Mark Mitchell <mark@codesourcery.com>
3143 * rs6000.c: Include ggc.h.
3144 (rs6000_add_gc_roots): New function.
3145 (override_options): Call it.
3147 Tue Sep 7 22:09:03 1999 Richard Henderson <rth@cygnus.com>
3149 * alpha.h (alpha_compare): New.
3150 (alpha_compare_op0, alpha_compare_op1, alpha_compare_fp_p): Remove.
3151 * alpha.c: Likewise for the definitions.
3152 (alpha_emit_conditional_branch): Update for alpha_compare.
3153 (alpha_emit_conditional_move): Likewise.
3154 * alpha.md (cmpdf, cmpdi): Likewise.
3155 (setcc patterns): Likewise. Zero alpha_compare after use.
3156 (sne): Optimize (x != 0) into (0U < x).
3158 Tue Sep 7 21:55:02 1999 Richard Henderson <rth@cygnus.com>
3160 * alpha.h (alpha_eh_epilogue_sp_ofs): Remove.
3161 (struct machine_function): Declare; add eh_epilogue_sp_ofs.
3162 (INIT_EXPANDERS): Remove.
3163 * alpha.c: Include ggc.h.
3164 (alpha_eh_epilogue_sp_ofs, alpha_return_addr_rtx): Remove.
3165 (alpha_init_machine_status, alpha_mark_machine_status): New.
3166 (override_options): Install them.
3167 (struct machine_function): Moved to alpha.h.
3168 (alpha_save_machine_status, alpha_restore_machine_status): Remove.
3169 (alpha_init_expanders): Remove.
3170 (alpha_return_addr): Adjust to use current_function->machine.
3171 (alpha_ra_ever_killed): Likewise.
3172 (alpha_expand_epilogue): Likewise.
3173 * alpha.md (eh_epilogue): Likewise.
3175 Wed Sep 8 14:34:42 1999 Ian Piumarta <piumarta@prof.inria.fr>
3176 Melissa O'Neill <oneill@cs.sfu.ca>
3177 Geoffrey Keating <geoffk@cygnus.com>
3179 * config/rs6000/rs6000.c (first_reg_to_save): Don't save fixed or
3180 call-used registers (call-saved registers must still be contiguous
3181 and end with r31, of course).
3183 Tue Sep 7 21:41:38 1999 Richard Henderson <rth@cygnus.com>
3185 * c-typeck.c (type_lists_compatible_p): Use simple_type_promotes_to.
3186 (self_promoting_type_p): Delete.
3187 (self_promoting_args_p): Move ...
3188 * c-common.c: ... here.
3189 (c_common_nodes_and_builtins): Initialize lang_type_promotes_to.
3190 (simple_type_promotes_to): New.
3191 * builtins.c (lang_type_promotes_to): New.
3192 (expand_builtin_va_arg): Use it to give diagnostic for illegal types.
3193 * c-tree.h (C_PROMOTING_INTEGER_TYPE_P): Move ...
3194 * c-common.h: ... here.
3195 (self_promoting_args_p, simple_type_promotes_to): Declare.
3196 * c-decl.c (duplicate_decls): Use simple_type_promotes_to.
3197 (grokdeclarator): Likewise.
3198 * tree.h (lang_type_promotes_to): Declare.
3200 Tue Sep 7 17:15:21 1999 Mark Mitchell <mark@codesourcery.com>
3202 Add some machine-dependent GC roots.
3203 * sparc.c: Include ggc.h.
3204 (sparc_add_gc_roots): New function.
3205 (mark_ultrasparc_pipeline_state): Likewise.
3206 (override_options): Call sparc_add_gc_roots.
3207 * pa.c: Include ggc.h.
3208 (pa_add_gc_roots): New function.
3209 (mark_deferred_plabels): Likewise.
3210 (override_options): Call pa_add_gc_roots.
3211 * mips.c: Include ggc.h.
3212 (mips_add_gc_roots): New function.
3213 (override_options): Use it.
3215 Tue Sep 7 11:39:41 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3217 * cpperror.c (cpp_file_line_for_message): Constify a char*.
3219 * cppexp.c (parse_number, parse_charconst, cpp_lex,
3220 cpp_parse_expr): Add static prototypes.
3221 (parse_charconst): Don't cast away const-ness.
3222 (token): Constify a char*.
3224 * cppfiles.c (file_name_list, include_hash, find_include_file,
3225 finclude, initialize_input_buffer): Constify a char*.
3226 (file_cleanup, find_position): Add static prototypes.
3228 * cpphash.c (macro_cleanup, macarg, timestamp, special_symbol,
3229 collect_expansion): Add static prototypes.
3230 (cpp_install, create_definition, monthnames): Constify a char*.
3232 * cpphash.h (cpp_install): Likewise.
3234 * cppinit.c (known_suffixes, default_include,
3235 dump_special_to_buffer, NAME, cpp_start_read, cpp_finish): Likewise.
3236 (base_name, dump_special_to_buffer, initialize_dependency_output):
3237 Add static prototypes.
3239 * cpplib.c (my_strerror): Constify a char*.
3240 (null_underflow, null_cleanup, skip_comment, copy_comment,
3241 copy_rest_of_line, handle_directive, pass_thru_directive,
3242 get_directive_token, read_line_number, cpp_print_file_and_line,
3243 v_cpp_error, v_cpp_warning, v_cpp_error_with_line,
3244 v_cpp_warning_with_line, detect_if_not_defined,
3245 consider_directive_while_skipping): Add static prototypes.
3246 (pass_thru_directive, check_macro_name, cpp_expand_to_buffer,
3247 cpp_pedwarn_with_file_and_line): Constify a char*.
3249 * cpplib.h (cpp_options, include_hash, progname, definition,
3250 cpp_pedwarn_with_file_and_line, cpp_expand_to_buffer,
3251 check_macro_name, cpp_pfatal_with_name, cpp_file_line_for_message,
3252 find_include_file, deps_output, include_hash): Constify a char*.
3254 * cppmain.c (progname): Constify.
3255 (main): Add prototype. Use return, not exit.
3257 * fix-header.c (fatal, add_symbols, lookup_std_proto, write_lbrac,
3258 recognized_macro, check_macro_names, read_scan_file, write_rbrac,
3259 inf_skip_spaces, inf_read_upto, inf_scan_ident, inf_scan_ident,
3260 check_protection): Add static prototype.
3262 (progname, recognized_macrom, recognized_extern): Constify a char*.
3263 (main): Add prototype.
3265 * gen-protos.c (progname): Constify a char*.
3267 Tue Sep 7 00:47:52 1999 Mark Mitchell <mark@codesourcery.com>
3269 * emit-rtl.c (free_emit_status): Take decl as a parameter.
3270 (init_emit_once): Add more GC roots.
3271 * except.c (mark_func_eh_entry): New function.
3272 (mark_eh_node): Mark false_label and rethrow_label.
3273 (init_eh): Add more GC roots.
3274 * function.c (free_after_compilation): Take decl as a paramter.
3275 Call free_stmt_status.
3276 (mark_function_state): Don't assume x_parm_reg_stack_loc is
3278 * function.h (free_after_compilation): Change prototype.
3279 (free_varasm_status): Likewise.
3280 (free_emit_status): Likewise.
3281 (free_stmt_status): New function.
3282 * ggc-simple.c (rtx, vecs, trees, strings, bytes_alloced_since_gc):
3283 Remove, replacing with ...
3284 (ggc_status): New structure.
3285 (ggc_chain): New variable.
3287 (ggc_push_context): New function.
3288 (ggc_pop_context): Likewise.
3289 (ggc_alloc_rtx): Adjust for use of ggc_chain.
3290 (ggc_alloc_rtvec): Likewise.
3291 (ggc_alloc_tree): Likewise.
3292 (ggc_alloc_string): Likewise.
3293 (ggc_mark_rtx): Mark NOTE_SOURCE_FILE and NOTE_RANGE_INFO.
3294 (ggc_mark_tree): Give language-dependent code a chance to mark
3296 (ggc_mark_tree_varray): Handle empty arrays.
3297 (ggc_collect): Adjust for use of ggc_chain. Clear
3298 bytes_alloced_since_last_gc.
3299 * ggc.h (ggc_pop_context): New function.
3300 (ggc_push_context): Likewise.
3301 * print-tree.c (print_node): Don't print obstacks when GC'ing.
3302 * stmt.c (free_stmt_status): New function.
3303 (init_stmt_for_function): Clear last_expr_value.
3304 * toplev.c (rest_of_compilation): Always call free_after_compilation.
3305 Conditionalize call to ggc_collect.
3306 (main): Call init_ggc.
3307 * tree.c (push_obstacks): Do the push, even when GC'ing.
3308 (push_obstacks_nochange): Likewise.
3309 (pop_obstacks): Liekwise.
3310 * varasm.c (free_varasm_status): Take decl as a parameter.
3312 Tue Sep 7 08:15:49 1999 Gavin Romig-Koch <gavin@cygnus.com>
3314 * config/mips/mips.h (MULTILIB_ENDIAN_DEFAULT) : New macro.
3315 (MULTILIB_ENDIAN_DEFAULT) : Use the new macro.
3316 * config/mips/elf64.h (MULTILIB_DEFAULTS) : Use the new macro.
3317 * config/mips/r3900.h (MULTILIB_DEFAULTS) : Use the new macro.
3319 Tue Sep 7 03:42:45 1999 Mark Klein (mklein@dis.com)
3321 * pa/x-pa-mpeix: New file for the MPE port.
3323 * pa/quadlib.asm: New file for long double support.
3325 * configure.in: Add hppa1.0-*-mpeix for MPE port.
3326 * configure: Rebuilt.
3328 Tue Sep 7 10:08:40 1999 Andreas Schwab <schwab@suse.de>
3330 * final.c (shorten_branches): Fix last change.
3332 Tue Sep 7 00:30:32 1999 Jeffrey A Law (law@cygnus.com)
3334 * pa.h (ASM_OUTPUT_DOUBLE_INT): Delete.
3336 Mon Sep 6 22:44:47 1999 Jeffrey A Law (law@cygnus.com)
3338 * Merge from gcc2 snapshot Jan 9, 1999. See FSFChangeLog for
3341 Mon Sep 6 22:31:28 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3343 * c-aux-info.c (concat): Don't define.
3345 * cccp.c (my_strerror): Likewise. All callers changed to use
3347 (do_include): Call xstrdup, not xmalloc/strcpy.
3348 (grow_outbuf): Don't check if xrealloc returns NULL, it can't.
3349 (xmalloc, xrealloc, xcalloc, xstrdup): Don't define.
3351 * collect2.c (my_strsignal): Likewise. All callers changed to use
3353 (locatelib): Call xstrdup, not xmalloc/strcpy.
3355 * 1750a.h (ASM_OUTPUT_INTERNAL_LABEL): Call xmalloc, not malloc.
3357 * dsp16xx.c (override_options): Call xstrdup, not xmalloc/strcpy.
3359 * i370.h (ASM_DECLARE_FUNCTION_NAME): Call xmalloc, not malloc.
3361 * mips.c (build_mips16_call_stub): Call xstrdup, not xmalloc/strcpy.
3363 * cppinit.c (cpp_options_init): Call xcalloc, not xmalloc/bzero.
3365 * dwarfout.c (dwarfout_init): Call concat, not xmalloc/strcpy/...
3367 * except.c (new_eh_region_entry): Call xmalloc/xrealloc, not
3369 (find_all_handler_type_matches): Likewise. Don't check return
3371 (get_new_handler, init_insn_eh_region, process_nestinfo): Call
3372 xmalloc, not malloc.
3373 (init_eh_nesting_info): Likewise. Call xcalloc, not xmalloc/bzero.
3375 * gcc.c (xstrerror, xmalloc, xrealloc): Don't define.
3376 (init_spec): Call xcalloc, not xmalloc/bzero.
3377 (set_spec): Call xstrdup, not save_string.
3378 (record_temp_file): Call xstrdup, not xmalloc/strcpy.
3379 (find_a_file): Call xstrdup, not xmalloc/strcpy.
3380 (process_command): Call xstrdup, not save_string.
3381 (main): Call xcalloc, not xmalloc/bzero.
3383 * gcov.c (xmalloc): Don't define.
3384 (create_program_flow_graph): Call xcalloc, not xmalloc/bzero.
3385 (scan_for_source_files): Call xstrdup, not xmalloc/strcpy.
3386 (output_data): Call xcalloc, not xmalloc/bzero.
3388 * haifa-sched.c (schedule_insns): Call xcalloc, not xmalloc/bzero.
3390 * mips-tdump.c (xmalloc): Don't define.
3391 (print_symbol): Call xmalloc, not malloc.
3392 (read_tfile): Call xcalloc, not calloc.
3394 * mips-tfile.c (xfree, my_strsignal, xmalloc, xcalloc, xrealloc):
3395 Don't define. All callers of xfree/my_strsignal changed to use
3396 free/strsignal instead.
3397 (allocate_cluster): Call xcalloc, not calloc.
3399 * objc/objc-act.c (lang_init): Call concat, not xmalloc/strcpy/...
3400 Fix memory leak, free allocated memory.
3402 * prefix.c (translate_name): Call xstrdup, not save_string.
3403 (update_path): Likewise.
3405 * profile.c (branch_prob): Call xstrdup, not xmalloc/strcpy.
3407 * protoize.c (xstrerror, xmalloc, xrealloc, xfree, savestring2):
3408 Don't define. Callers of xfree/savestring2 changed to use
3409 free/concat instead.
3411 * reload1.c (reload): Call xcalloc, not xmalloc/bzero.
3412 (init_elim_table): Likewise.
3414 * resource.c (init_resource_info): Likewise.
3416 * stupid.c (stupid_life_analysis): Likewise.
3418 * toplev.c (xmalloc, xcalloc, xrealloc, xstrdup): Don't define.
3419 (open_dump_file): Call concat, not xmalloc/strcpy/...
3420 (clean_dump_file): Likewise.
3421 (compile_file): Call xstrdup, not xmalloc/strcpy.
3423 Mon Sep 6 15:04:55 1999 Richard Henderson <rth@cygnus.com>
3425 * v850.h (EXPAND_BUILTIN_VA_ARG): New.
3426 * v850.c (v850_va_arg): New.
3428 Tue Sep 7 09:36:01 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
3430 * haifa-sched.c: Tidy comments.
3432 Mon Sep 6 14:30:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3434 * Makefile.in (C_AND_OBJC_OBJS): Remove ggc-callbacks.o.
3435 (c-parse.o, c-decl.o, c-lang.o, c-lex.o, c-common.o,
3436 $(out_object_file)): Depend on ggc.h.
3437 * c-common.c: Include "ggc.h".
3438 (combine_strings): If doing GC, use ggc_alloc_string.
3439 * c-decl.c: Include "ggc.h".
3440 (ggc_p): Define with value 0.
3441 (mark_binding_level): New function.
3442 (init_decl_processing): Add GC roots.
3443 (mark_c_function_context): New function.
3444 (lang_mark_false_label_stack): New function.
3445 (lang_mark_tree): New function.
3446 (lang_cleanup_tree): New function.
3447 * c-lang.c: Include "ggc.h".
3448 (lang_init): Call c_parse_init.
3449 * c-lex.c: Include "ggc.h".
3450 (check_linenum): If doing GC, don't copy filenames to permanent
3452 * c-parse.in: Include "ggc.h".
3453 (c_parse_init): New function.
3454 * c-tree.h (c_parse_init, mark_c_function_context): Declare.
3455 * objc/Make-lang.in (objc-parse.o): Depend on ggc.h.
3457 * except.c (mark_eh_state): Mark more state.
3458 * function.c (mark_function_state): Likewise.
3459 * ggc-simple.c (ggc_alloc_rtvec): Bring in sync with non-gc version.
3460 (ggc_alloc_string) [GGC_DUMP]: Fix typo.
3461 * toplev.c (mark_file_stack): New function.
3462 (compile_file): If doing GC, use ggc_alloc_string on input filename.
3463 (main): Add root for input_file_stack.
3465 * i386.c: Include "ggc.h".
3466 (ix86_mark_machine_status): New function.
3467 (override_options): Set mark_machine_status.
3469 Mon Sep 6 15:26:23 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3471 * tree.c (copy_node): Copy node contents also if doing GC.
3473 Mon Sep 6 08:42:06 1999 Alexandre Oliva <oliva@dcc.unicamp.br>
3475 * collect2.c (scan_libraries): Fix double-thinko :-).
3477 Mon Sep 6 02:42:36 1999 Jeffrey A Law (law@cygnus.com)
3479 * collect2.c (scan_libraries): Fix thinko.
3481 * cse.c (delete_trivially_dead_insns): Do not skip the last
3482 insn if it is a real insn.
3484 Sun Sep 5 18:57:42 1999 Mark Mitchell <mark@codesourcery.com>
3486 * Makefile.in (ggc-simple.o): Depend on hash.h.
3487 * ggc.h (ggc_add_tree_hash_table_root): Declare.
3488 (ggc_mark_tree_varray): Likewise.
3489 (ggc_mark_tree_hash_table): Likewise.
3490 * ggc-simple.c: Include hash.h.
3491 (ggc_mark_tree_hash_table_ptr): New function.
3492 (ggc_mark_tree_hash_table_entry): Likewise.
3493 (ggc_mark_tree_hash_table): Likewise.
3494 (ggc_add_tree_hash_table_root): Likewise.
3495 * varray.h (const_equiv_data): Use struct rtx_def *, rather than
3496 rtx, when defining fields.
3498 Sun Sep 5 18:57:42 1999 Bernd Schmidt <crux@pool.informatik.rwth-aachen.de>
3500 * profile.c (output_func_start_profiler): Remove apparently
3501 nonsensical call to start_sequence.
3503 Sun Sep 5 17:34:33 1999 Richard Henderson <rth@cygnus.com>
3505 * clipper/clipper.c (clipper_va_start): Fix typos.
3507 * pyr/pyr.c (pyr_build_va_list, pyr_va_start, pyr_va_arg): New stubs.
3508 * spur/spur.c (spur_build_va_list, spur_va_start): New stubs.
3509 (spur_va_arg): New stub.
3511 * configure.in: Comment out pyramid.
3513 Sun Sep 5 19:11:01 1999 Michael Meissner <meissner@cygnus.com>
3515 * i386.h (MASK_{DEBUG_{ADDR,ARG},INTEL_SYNTAX}): Move so these
3516 don't conflict with the bits that win32, cygwin, and dgux
3519 Sun Sep 5 09:31:56 1999 Richard Henderson <rth@cygnus.com>
3520 Bernd Schmidt <bernds@cygnus.co.uk>
3522 * integrate.c (function_cannot_inline_p): Do not inline
3523 functions with forced labels.
3525 Sun Sep 5 00:35:17 1999 Richard Henderson <rth@cygnus.com>
3526 Bernd Schmidt <bernds@cygnus.co.uk>
3527 Mark Mitchell <mark@codesourcery.com>
3529 * Makefile.in (ggc-simple.o): Depend on varray.h.
3530 (rtl.o): Depend on ggc.h.
3531 (genattrtab.o): Depend on ggc.h.
3532 (print-tree.o): Likewise.
3533 (fold-const.o): Likewise.
3534 * emit-rtl.c (sequence_element_free_list): Remove, and all references.
3535 (make_insn_raw): Don't cache insns when GC'ing.
3536 (emit_insn_before): Likewise.
3537 (emit_insn_after): Likewise.
3538 (emit_insn): Likewise.
3539 (start_sequence): Use xmalloc to allocate the sequence_stack.
3540 (end_sequence): Add free to free it.
3541 (gen_sequence): Don't cache insns when GC'ing.
3542 (clear_emit_caches): Don't use sequence_element_free_list.
3543 (init_emit): Use xcalloc, not xmalloc+bzero.
3544 * fold-const.c (size_int_wide): Kill the cache, when GC'ing.
3545 * function.c (pop_function_context_from): Use free to free the
3546 fixup_var_refs_queue.
3547 (put_reg_into_stack): Allocate it with xmalloc.
3548 * genattrtab.c: Include ggc.h.
3549 (operate_exp): Don't use obstack_free when GC'ing.
3550 (simplify_cond): Likewise.
3551 (simplify_text_exp): Likewise.
3552 (optimize_attrs): Likewise.
3553 * gengenrtl.c (gendef): Use ggc_alloc_rtx to allocate RTL, when
3555 (gencode): Generate a #include for ggc.h.
3556 * ggc-callbacks.c (ggc_p): Define it to zero.
3557 * ggc-none.c (ggc_p): Likewise.
3558 * ggc-simple.c: Include varray.h.
3559 (ggc_mark_tree_varray): New function.
3560 (ggc_add_tree_varray_root): Likewise.
3561 (ggc_mark_tree_varray_ptr): Likewise.
3562 * ggc.h (ggc_p): Declare.
3563 (varray_head_tag): Likewise.
3564 (ggc_add_tree_varray_root): Declare.
3565 * print-tree.c (print_node): Don't check for TREE_PERMANENT
3566 inconsistencies when GC'ing.
3567 * rtl.c: Include ggc.h.
3568 (rtvec_alloc): Use ggc_alloc_rtvec when GC'ing.
3569 (rtx_alloc): Use ggc_alloc_rtx when GC'ing.
3570 (rtx_free): Don't call obstack_free when GC'ing.
3571 * toplev.c (rest_of_compilation): Call ggc_collect after every
3573 * tree.c (push_obstacks): Do nothing, if GC'ing.
3574 (pop_obstacks_nochange): Likewise.
3575 (pop_obstacks): Likewise.
3576 (make_node): Use ggc_alloc_tree when GC'ing.
3577 (copy_node): Likewise.
3578 (get_identifier): Use ggc_alloc_string when GC'ing.
3579 (build_string): Likewise.
3580 (make_tree_vec): Use ggc_alloc_tree when GC'ing.
3581 (tree_cons): Likewise.
3583 (type_hash_canon): Don't call obstack_free when GC'ing.
3585 Sat Sep 4 21:52:32 1999 Richard Henderson <rth@cygnus.com>
3587 * haifa-sched.c (schedule_block): Use next_nonnote_insn instead
3588 of NEXT_INSN when examining speculative insns for SCHED_GROUP_P.
3590 Sat Sep 4 20:40:19 1999 Richard Henderson <rth@cygnus.com>
3591 Bernd Schmidt <bernds@cygnus.co.uk>
3592 Mark Mitchell <mark@codesourcery.com>
3594 * Makefile.in (stor-layout.o): Depend on ggc.h.
3595 (expr.o): Depend on ggc.h.
3596 (profile.o): Depend on ggc.h.
3597 (stor-layout.o): Depend on ggc.h.
3598 * emit-rtl.c (init_emit_once): Add gc roots.
3599 * expr.c: Include ggc.h.
3600 (emit_block_move): Add gc roots.
3601 (clear_storage): Likewise.
3602 * expr.h (init_stor_layout_once): New function.
3603 * profile.c: Include ggc.h.
3604 (init_arc_profiler): profiler_label is a root.
3605 * scan.c (make_sstring_space): Trust xrealloc to function
3606 correctly with first parameter NULL.
3607 * stor-layout.c: Include ggc.h.
3608 (set_sizetype): Add gc root.
3609 (init_stor_layout_once): New function.
3610 * toplev.c (compile_file): Call it.
3612 Sat Sep 4 19:26:25 1999 Richard Henderson <rth@cygnus.com>
3613 Bernd Schmidt <bernds@cygnus.co.uk>
3614 Mark Mitchell <mark@codesourcery.com>
3616 * Makefile.in (tree.o): Depend on ggc.h.
3617 (varasm.o): Likewise.
3618 (function.o): Likewise.
3620 (except.o): Likewise.
3621 (optabs.o): Likewise.
3622 (emit-rtl.o): Likewise.
3623 * emit-rtl.c: Include ggc.h.
3624 (sequence_element_free_list): Remove, and all references.
3625 (mark_sequence): New functions.
3626 (mark_emit_state): New function.
3627 * except.c: Include ggc.h.
3628 (mark_eh_node, mark_eh_stack, mark_eh_queue): New functions.
3629 (mark_tree_label_node): New functions.
3630 (mark_eh_state): New function.
3631 * function.c: Include ggc.h.
3632 (mark_temp_slot, mark_function_chain): New functions.
3633 (mark_function_state): New function.
3634 (init_function_once): New function.
3635 * function.h (init_function_once): New function.
3636 * ggc-callbacks.c (lang_mark_false_label_stack): New function.
3637 * ggc.h (label_node): Declare.
3638 (eh_status, emit_status, stmt_status, varasm_status): Likewise.
3639 (lang_mark_false_label_stack): New function.
3640 (mark_temp_slot): Remove declaration.
3641 (mark_function_chain): Likewise.
3642 (mark_eh_state): Adjust prototype.
3643 (mark_stmt_state, mark_emit_state, mark_varasm_state, mark_optab):
3645 * optabs.c: Include ggc.h.
3646 (mark_optab): New function.
3647 (init_optabs): Add gc roots.
3648 * stmt.c: Include ggc.h.
3649 (mark_cond_nesting, mark_loop_nesting): New functions.
3650 (mark_block_nesting, mark_case_nesting, mark_goto_fixup): Likewise.
3651 (mark_stmt_state): New function.
3652 * toplev.c (compile_file): Call init_function_once.
3653 * tree.c: Include ggc.h.
3654 (type_hash): Move declaration earlier in file.
3655 (TYPE_HASH_SIZE, type_hash_table): Likewise.
3656 (init_obstacks): Add gc roots.
3657 (mark_type_hash): New function.
3658 * varasm.c: Include ggc.h.
3659 (mark_pool_constant): New function.
3660 (mark_varasm_state): New function.
3662 Sat Sep 4 22:28:56 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3664 * ggc-simple.c (ggc_root, ggc_collect): Wrap prototype with PROTO.
3666 Sat Sep 4 18:01:45 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3668 * c-decl.c (struct language_function): Renamed from struct c_function.
3670 (c_function_chain): Delete.
3671 (push_c_function_context): New arg F. Don't warn about nested
3672 functions here. Fill LANGUAGE elt of F. Delete code to update
3673 c_function_chain. Don't call push_function_context.
3674 (pop_c_function_context): New arg F. Restore from there instead of
3675 from c_function_chain. Don't call pop_function_context. Clear out
3676 LANGUAGE field of F when done.
3677 * c-lang.c: Include "function.h"
3678 (lang_init): Initialize save_lang_status and restore_lang_status.
3679 * c-parse.in (nested_function, nested_function_notype): Warn about
3680 nested functions. Call push_function_context/pop_function_context
3681 instead of the _c_ variants.
3682 * c-tree.h (push_c_function_context, pop_c_function_context): Update
3684 * Makefile.in (c-lang.o): Update dependencies.
3686 * emit-rtl.c (init_emit): Use xmalloc to allocate regno_reg_rtx,
3687 regno_pointer_flag, regno_pointer_align.
3688 (gen_reg_rtx): Use xrealloc to enlarge them.
3689 (free_emit_status): New function.
3690 * function.c (mark_machine_status, mark_lang_status): New variables.
3691 (assign_stack_local_1): Renamed from assign_outer_stack_local. Merge
3692 in some bits from assign_stack_local. All callers changed to use new
3694 (assign_stack_local): Just call assign_stack_local_1.
3695 (free_after_compilation): New function.
3696 (put_reg_into_stack): Simplify to always call assign_stack_local_1.
3697 (trampoline_address): Likewise.
3698 (assign_parms): Use xcalloc/xrealloc to allocate parm_reg_stack_loc.
3699 (prepare_function_start): Explicitly clear some more variables.
3700 * function.h (struct function): New elt can_garbage_collect.
3701 (mark_machine_status, mark_lang_status): Declare variables.
3702 (free_after_compilation, free_emit_status, free_varasm_status,
3703 init_varasm_status): Declare functions.
3704 * toplev.c (rest_of_compilation): Call free_after_compilation when
3705 done with the current function.
3706 * varasm.c (free_varasm_status): New function.
3708 Sat Sep 4 17:15:13 1999 Richard Henderson <rth@cygnus.com>
3710 * sparc.h (EXPAND_BUILTIN_VA_START): Define.
3711 (EXPAND_BUILTIN_VA_ARG): Define.
3712 * sparc.c (sparc_va_start): New.
3713 (sparc_va_arg): New.
3715 Sun Sep 5 11:11:59 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
3717 * config/c4x/c4x.h (DBR_OUTPUT_SEQEND): Use XVECEXP not XEXPs.
3719 Sun Sep 5 10:13:19 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
3721 * config/c4x/c4x.h (CALLER_SAVE_PROFITABLE): Disable.
3723 Sat Sep 4 13:44:01 1999 Mark Mitchell <mark@codesourcery.com>
3725 * Makefile.in (C_AND_C_OBJS): Add gcc-callbacks.o.
3727 (ggc-callbacks.o): New target.
3728 * ggc-callbacks.c: New file.
3730 Sat Sep 4 22:53:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3732 * expr.h: Collapse individual optab and libfunc vars to arrays.
3733 (optab_index, libfunc_index): New enumerations.
3734 (optab_table, libfunc_table): New arrays.
3735 Add accessor macros for both.
3737 * optabs.c (optab_table, libfunc_table): New.
3738 Delete declarations for individual optab and libfunc vars.
3740 Sat Sep 4 12:57:17 1999 Richard Henderson <rth@cygnus.com>
3742 * i386/sco5.h (RETURN_POPS_ARGS): Name change ix86_return_pops_args.
3744 Sat Sep 4 11:19:52 1999 Richard Henderson <rth@cygnus.com>
3746 * Makefile.in (GGC, GGC_LIB): New.
3747 (HOST_RTL): Include ggc-none.o.
3748 (ggc-simple.o): New target.
3749 (ggc-none.o): Likewise.
3750 * tree.h (tree_common): Add gc_mark.
3751 * rtl.h (struct rtx_def): Steal a bit from code to make gc_mark.
3752 (struct rtvec_def): Add gc_mark.
3753 * emit-rtl.c (global_rtl): Update static initializers to contain
3754 enough initializers.
3755 * ggc.h, ggc-none.c, ggc-simple.c: New files.
3756 * toplev.c (gc_time): New variable.
3757 (all_time): New variable.
3758 (compile_file): Print gc time.
3759 (print_time): Calculate percentage of the whole.
3761 Sat Sep 4 13:11:01 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3763 Change obstack memory management and varasm constant pool handling so
3764 that nested functions are treated like any other functions.
3765 * function.c (init_machine_status): New variable.
3766 (push_function_context_to): Set contains_functions for the outer
3767 function. Don't call save_varasm_status.
3768 (pop_function_context_from): Don't call restore_varasm_status. Don't
3769 set current_function_contains_functions.
3770 (prepare_function_start): Call init_varasm_status rather than
3771 init_const_rtx_hash_table. Call (*init_machine_status) if the pointer
3773 * function.h (struct function) Add field varasm. Delete fields
3774 inline_obstacks, inl_emit, const_rtx_hash_table, first_pool,
3775 last_pool, const_rtx_sym_hash_table, pool_offset, const_double_chain.
3776 (init_machine_status): Declare.
3777 (save_varasm_status, restore_varasm_status): Delete declarations.
3778 (save_tree_status, restore_tree_status): Delete last argument.
3779 * integrate.c (initialize_for_inline): Lose arg COPY. Delete copying
3780 code. All callers changed.
3781 (copy_decl_list, copy_decl_tree, copy_decl_rtls, copy_for_inline,
3782 save_constants_in_decl_trees, restore_constants, save_constants,
3783 save_for_inline_eh_labelmap, save_for_inline_copying): Delete
3785 (inlining): New variable.
3786 (reg_map, label_map, insn_map, orig_asm_operands_vector,
3787 copy_asm_operands_vector, copy_asm_constraints_vector): Delete
3789 (save_for_inline_nocopy): Don't save constants.
3790 Don't set inl_emit field in current_function.
3791 (expand_inline_function): Use emit field, not inl_emit, of the inlined
3792 function. Set new variable inlining before
3793 calling copy_rtx_and_substitute.
3794 (copy_rtx_and_substitute): In MEM and SYMBOL_REF cases, handle
3795 constant pool references if inlining is nonzero.
3796 Delete ADDRESS and (most of the) CONST cases.
3797 (output_inline_function): Save and restore current_function/
3798 current_function_decl. Delete restore_constants code. Don't call
3799 init_const_rtx_hash_table.
3800 * output.h (init_const_rtx_hash_table): Don't declare.
3801 * rtl.h (struct function): Declare.
3802 (get_pool_constant_for_function, get_pool_mode_for_function): Declare.
3803 * toplev.c (rest_of_compilation): Don't treat nested functions or
3804 functions containing them specially. Delete all code to deal with
3805 save_for_inline_copying.
3806 * tree.c (toplev_inline_obstacks, extra_inline_obstacks,
3807 inline_obstacks): Delete variables.
3808 (save_tree_status): Lose arg CONTEXT. All callers changed.
3809 Simply allocate a new function_maybepermanent_obstack for the new
3810 function, delete all the special cases.
3811 Don't save inline_obstacks.
3812 (restore_tree_status): Lose arg CONTEXT. All callers changed.
3813 Delete special handling for function_maybepermanent_obstack; simply
3815 Don't restore inline_obstacks.
3816 (permanent_allocation): Delete code that frees inline_obstacks.
3817 (print_inline_obstack_statistics): Delete function.
3818 (dump_tree_statistics): Don't call it.
3819 * varasm.c (struct varasm_status): New.
3820 (const_rtx_hash_table, const_rtx_sym_hash_table, first_pool,
3821 last_pool, pool_offset, const_double_chain): Delete global
3822 variables, replace with accessor macros.
3823 (immed_double_const): Don't walk const_double_chain outside a
3824 function, but don't treat nested functions specially anymore.
3825 (immed_real_const_1): Likewise.
3826 (clear_const_double_mem): Don't treat nested functions specially.
3827 (init_const_rtx_hash_table): Deleted, code moved to init_varasm_status.
3828 (save_varasm_status, restore_varasm_status): Delete functions.
3829 (init_varasm_status): New function.
3830 (force_const_mem): Don't treat nested functions specially.
3831 (find_pool_constant): Accept new arg F, search for constants in
3832 that function's pool rather than the current one. All callers
3834 (get_pool_constant_for_function, get_pool_mode_for_function): New
3837 * i386.c (init_386_machine_status): New function, mostly from
3838 clear_386_stack_locals.
3839 (struct machine_functions): Rename element names to avoid name
3841 (pic_label_rtx, pic_label_name, i386_stack_locals): New accessor
3842 macros, replacing global variables.
3843 (clear_386_stack_locals, save_386_machine_status,
3844 restore_386_machine_status): Delete functions.
3845 (override_options): Initialize init_machine_status.
3846 * i386.h (INIT_EXPANDERS): Delete macro.
3847 (save_386_machine_status, restore_386_machine_status,
3848 clear_386_stack_locals): Delete declarations.
3850 Sat Sep 4 16:56:28 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
3852 * config/c4x/c4x.md (rptb_init): Renamed from *rptb_init.
3853 (doloop_begin): Simplify pattern and use emit_jump_insn.
3854 (doloop_end): Simplify pattern, switch operand order,
3855 and use emit_jump_insn.
3857 Fri Sep 3 19:02:38 1999 Bernd Schmidt <crux@pool.informatik.rwth-aachen.de>
3859 * function.h (struct function): Add new element LANGUAGE.
3860 (save_lang_status): Declare new variable.
3861 (restore_lang_status): Likewise.
3862 * function.c (save_lang_status): Define.
3863 (restore_lang_status): Likewise.
3864 (push_function_context_to): Call language-specific save function.
3865 (pop_function_context_from): Call language-specific restore function.
3867 Fri Sep 3 01:16:18 1999 Alasdair Baird <alasdair@wildcat.demon.co.uk>
3869 * i386.md (movsf_1): Check REG_P before use of REGNO.
3870 (movdf_1): Likewise.
3871 (movxf_1): Likewise.
3872 (extendsfdf2): Likewise.
3873 (extendsfxf2): Likewise.
3874 (extenddfxf2): Likewise.
3876 Sat Sep 4 11:37:15 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
3878 * config/c4x/c4x.c (c4x_emit_move_sequence): Do not force large
3879 constants into memory.
3880 (c4x_shiftable_constant): New function.
3881 * config/c4x/c4x.c (LEGITIMATE_CONSTANT_P): Allow any CONST_INT.
3882 (c4x_shiftable_constant): Declare.
3883 * config/c4x/c4x.md (loadqi_big_constant, loadhi_big_constant,
3884 ashlqi3_noclobber): Add new patterns and associated splitters.
3886 Fri Sep 3 16:22:17 1999 Richard Henderson <rth@cygnus.com>
3888 * dbxout.c (dbxout_init): Use xcalloc instead of xmalloc+bzero.
3889 * dwarf2out.c (dwarf2out_frame_init): Likewise.
3890 * final.c (shorten_branches): Likewise.
3891 * global.c (global_alloc): Likewise.
3892 * haifa-sched.c (build_control_flow): Likewise.
3893 * stmt.c (check_for_full_enumeration_handling): Likewise.
3894 (estimate_case_costs): Likewise.
3896 Fri Sep 3 15:49:56 1999 Mark Mitchell <mark@codesourcery.com>
3898 * rtl.h (RTL_CHECKC2): Fix typo in last change.
3900 Fri Sep 3 15:13:34 1999 Richard Henderson <rth@cygnus.com>
3902 * flow.c (propagate_block): Use XEXP not SET_DEST for a USE.
3903 (recompute_reg_usage): Likewise.
3904 * rtlanal.c (find_regno_fusage): Likewise.
3906 * rtl.c (rtl_check_failed_code1): New function.
3907 (rtl_check_failed_code2): New.
3908 * rtl.h (RTL_CHECK1, RTL_CHECK2, RTVEC_ELT): Parenthesize args.
3909 (RTL_CHECKC1, RTL_CHECKC2): New.
3910 (XC*): New accessor macros.
3911 (NOTE_*, LABEL_NAME, LABEL_NUSES, ADDRESSOF_REGNO): Use them.
3912 (ADDRESSOF_DECL, JUMP_LABEL, LABEL_REFS, LABEL_NEXTREF): Likewise.
3913 (CONTAINING_INSN, REGNO, INTVAL, SUBREG_REG, SUBREG_WORD): Likewise.
3914 (ASM_OPERANDS_*, MEM_ALIAS_SET, SET_SRC, SET_DEST): Likewise.
3915 (TRAP_*, RANGE_INFO_*): Likewise.
3917 Fri Sep 3 15:10:20 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3919 * Makefile.in (tlink.o): Don't depend on toplev.h.
3921 * collect2.c (c_file, o_file, export_file, import_file, ldout,
3922 output_file, nm_file_name, ldd_file_name, strip_file_name,
3923 c_file_name, prefix_list, libexts, is_ctor_dtor, find_a_file,
3924 add_prefix, prefix_from_env, prefix_from_string, do_wait,
3925 fork_execute, maybe_unlink, add_to_list,
3926 extract_init_priority, write_list, dump_list,
3927 dump_prefix_list, write_list_with_asm, write_c_file,
3928 write_c_file_stat, write_c_file_glob, scan_prog_file,
3929 scan_libraries, is_in_list, resolve_lib_name, use_import_list,
3930 ignore_library, extract_string, notice, dump_file, target_machine,
3931 collect_wait, collect_execute, libname, locatelib, aix_std_libs,
3932 read_file, print_load_command): Constify a char*.
3933 (fdopen, error, fatal, fatal_perror): Don't prototype.
3934 (my_strerror): Remove. All callers use xstrerror instead.
3935 (xcalloc, xmalloc, xrealloc, xstrdup, putenv): Remove definitions.
3936 (main): Add prototype. Constify lots of char* ptrs. Change calls
3937 to xcalloc/strcpy/strcat/... to one call to concat.
3938 (main, scan_prog_file, scan_libraries): Use an intermediate
3939 `const char **' to build an argv array.
3940 (mapfile, libselect, libcompare, locatelib): Add prototypes.
3942 * collect2.h (collect_execute, collect_wait, dump_file,
3943 file_exists): Constify a char*.
3944 (ldout, c_file_name, temporary_obstack, permanent_obstack,
3945 temporary_firstobj, vflag, debug): Add extern declarations.
3946 (fancy_abort, error, notice, fatal, fatal_perror): Add prototypes.
3948 * tlink.c: Don't include toplev.h.
3949 (vflag, debug, ldout, c_file_name, temporary_obstack,
3950 permanent_obstack, temporary_firstobj): Don't declare.
3951 (tlink_execute, frob_extension, symbol_hash_lookup,
3952 file_hash_lookup, demangled_hash_lookup, tlink_init, freadsym,
3953 recompile_files, read_repo_files, demangle_new_symbols,
3954 scan_linker_output): Constify a char*.
3955 (symbol_hash_newfunc, file_hash_newfunc, demangled_hash_newfunc,
3956 do_tlink): Mark parameters with ATTRIBUTE_UNUSED.
3958 Fri Sep 3 18:09:24 1999 Andrew Haley <aph@cygnus.com>
3960 * config/m68k/m68kelf.h: Set USE_GAS; this makes gcc generate jbsr
3961 (relative) rather than jsr (absolute) subroutine call insns.
3962 * config/m68k/m68k-coff.h: Ditto.
3964 Fri Sep 3 17:24:31 1999 Richard Earnshaw <rearnsha@arm.com>
3966 * arm.c (note_invalid_constants): No need to ignore ASMs, we can
3967 now rework these too.
3968 (arm_reorg): If an insn can't reach the end of the current pool,
3969 ensure that we emit that pool before the insn.
3971 Fri Sep 3 09:14:32 1999 Marc Espie <espie@tetto.liafa.jussieu.fr>
3973 * tlink.c (scan_linker_output): Skip the initial underscore in
3974 a mangled name if appropriate.
3976 Fri Sep 3 01:28:33 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3978 * objc/objc-act.c (objc_tree_code_type, objc_tree_code_length,
3979 objc_tree_code_name, synth_id_with_class_suffix, warn_with_method,
3980 error_with_ivar, gen_declarator, create_builtin_decl,
3981 my_build_string, generate_descriptor_table, generate_ivars_list,
3982 generate_dispatch_table, check_protocols, TAG_GETCLASS,
3983 TAG_GETMETACLASS, TAG_MSGSEND, TAG_MSGSENDSUPER, TAG_EXECCLASS,
3984 dump_base_name, lang_decode_option, build_encode_expr,
3985 start_class, finish_class, encode_pointer, really_start_method,
3986 gen_declaration, dump_interface, handle_class_ref, handle_impent):
3988 (objc_demangle, objc_printable_name, generate_struct_by_value_array):
3989 Add static prototypes.
3990 (build_objc_string_decl, build_selector_reference_decl,
3991 encode_bitfield, build_class_reference_decl): Remove unused
3992 parameter, all callers changed.
3993 (maybe_objc_method_name): Mark with ATTRIBUTE_UNUSED.
3994 (objc_printable_name): Likewise. Change second parameter to type int.
3995 (init_objc): Use memcpy, not bcopy, to avoid casts.
3997 Thu Sep 2 21:49:52 1999 Richard Henderson <rth@cygnus.com>
3999 * reload1.c (eliminate_regs_in_insn): Avoid eliminating the
4000 reg notes on a deleted insn.
4001 * gcse.c (hash_expr_1): Use XWINT on a CONST_DOUBLE.
4003 Thu Sep 2 20:18:12 1999 Jeffrey A Law (law@cygnus.com)
4005 * i386.c (ix86_attr_length_default): Handle TYPE_FXCH.
4007 Thu Sep 2 22:00:08 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
4009 * stmt.c (expand_asm_operands): Fix index into inout_mode when
4012 Thu Sep 2 13:00:48 1999 Richard Henderson <rth@cygnus.com>
4014 * stmt.c (expand_asm_operands): Invoke MD_ASM_CLOBBERS if present.
4015 * tm.texi (MD_ASM_CLOBBERS): Document it.
4017 Thu Sep 2 10:22:40 1999 Richard Henderson <rth@cygnus.com>
4019 * dwarf2out.c (dwarf2out_line): Constify `lastfile'.
4020 * except.c (expand_rethrow): Remove unused variable.
4021 * expr.c (do_jump_by_parts_greater_rtx): Likewise.
4022 * flow.c (replace_insns): Likewise.
4023 (create_edge_list, verify_edge_list): Likewise.
4024 * gcse.c (cprop_cc0_jump): Protect declaration with HAVE_cc0.
4026 * genemit.c (gen_expand): Only emit `operands[N]' decl if there
4027 is special code to run.
4028 (main): Don't define operands to emit_operand.
4029 * genrecog.c (main): Don't emit an empty peephole2_insn function.
4031 * rtl.h (NOTE_BASIC_BLOCK): Use X0BBDEF.
4033 * alpha/alpha.h (normal_memory_operand): Declare.
4034 (reg_no_subreg_operand): Declare.
4035 * alpha/elf.h (ASM_DECLARE_OBJECT_NAME): Use HOST_WIDE_INT_PRINT_DEC.
4037 Thu Sep 2 10:19:20 1999 Richard Henderson <rth@cygnus.com>
4039 * c-parse.in (compstmt_primary_start): New, broken out of first
4040 part of compstmt handling in primary.
4041 (primary): Use it. Add an error clause.
4042 (compstmt_nostart): Renamed from compstmt; remove all
4043 initial invocations of compstmt_start.
4046 Thu Sep 2 01:35:50 1999 Marc Espie <espie@cvs.openbsd.org>
4048 * protoize.c (gen_aux_info_file): Let pexecute call choose_temp_base if
4051 Thu Sep 2 00:43:59 1999 Finn Hakansson <finn@axis.com>
4053 * combine.c (simplify_shift_const): Remove extra semicolon.
4054 * dwarf2out.c (remove_AT): Likewise.
4055 * expmed.c (expand_mult): Likewise.
4056 * gcov.c (create_program_flow_graph): Likewise.
4057 * reorg.c (mostly_true_jump): Likewise.
4059 Thu Sep 2 00:06:43 1999 Jeffrey A Law (law@cygnus.com)
4061 * fold-const.c (fold_range_test): Do not try to fold the range
4062 test if the rhs or lhs has side effects.
4064 * combine.c (simplify_rtx): Recognize another case of a synthesized
4067 * varasm.c (mark_constant_pool): When marking indirect references,
4068 only look at SYMBOL_REFs.
4070 * except.c (expand_fixup_region_end): Do not peek at
4071 INSN_UID (node->entry->outer_context) for flag_new_exceptions.
4073 Thu Sep 2 13:52:53 1999 Geoffrey Keating <geoffk@cygnus.com>
4075 * flags.h: New variables align_loops, align_loops_log,
4076 align_jumps, align_jumps_log, align_labels, align_labels_log,
4077 align_functions, align_functions_log.
4078 * toplev.c: Define them.
4079 (f_options): Handle -falign-* when they have no argument.
4080 (main): Add logic to set variables for -falign-functions,
4081 -falign-jumps, -falign-labels, -falign-loops.
4082 Make it -fsched-verbose=<n> and -finline-limit=<n>.
4083 (display_help): Change help to match options.
4084 * final.c (LABEL_ALIGN): Default to align_labels_log.
4085 (LABEL_ALIGN_MAX_SKIP): Default to align_labels-1.
4086 (LOOP_ALIGN): Default to align_loops_log.
4087 (LOOP_ALIGN_MAX_SKIP): Default to align_loops-1.
4088 (LABEL_ALIGN_AFTER_BARRIER): Default to align_jumps_log.
4089 (LABEL_ALIGN_AFTER_BARRIER_MAX_SKIP): Default to align_jumps-1.
4090 * varasm.c (assemble_start_function): Handle align_functions.
4092 * config/sparc/sparc.h: Don't declare sparc_align_*.
4093 Don't provide LABEL_ALIGN_AFTER_BARRIER or LOOP_ALIGN.
4094 (DEFAULT_SPARC_ALIGN_FUNCS): Delete; take functionality into
4096 (FUNCTION_BOUNDARY): Fix incorrect use---it's not just a request,
4098 * config/sparc/sparc.c: Delete sparc_align_loops,
4099 sparc_align_jumps, sparc_align_funcs and the corresponding string
4101 (sparc_override_options): Default align_functions on ultrasparc.
4102 Delete -malign-* handling.
4104 * config/mips/mips.c (override_options): On 64-bit targets,
4105 try to align code to 64-bit boundaries.
4106 (print_operand): New substitution, %~,
4107 which aligns labels to align_labels_log.
4108 * config/mips/mips.md (div_trap_normal): Use %~.
4109 (div_trap_mips16): Likewise.
4114 (ashldi3_internal): Likewise.
4115 (ashrdi3_internal): Likewise.
4116 (lshrdi3_internal): Likewise.
4117 (casesi_internal): Likewise.
4119 Wed Sep 1 21:13:48 1999 Richard Henderson <rth@cygnus.com>
4121 Merge new ia32 backend from the branch!
4123 * i386.h, i386.c, i386.md, reg-stack.c, i386/unix.h: Many changes.
4124 See ChangeLog.P2 on new_ia32_branch for details.
4126 * rtl.h (stack_regs_mentioned_p): Delete prototype.
4127 * i386/cygwin.h (SUBTARGET_PROLOGUE): No more do_rtl.
4128 * i386/win32.h (SUBTARGET_PROLOGUE): Likewise.
4129 * i386/gas.h (ASM_FILE_START): Define.
4130 * i386/winnt.c (i386_pe_valid_decl_attribute_p): Update
4131 for name change of ix86_valid_decl_attribute_p.
4132 (i386_pe_valid_type_attribute_p): Similarly.
4134 Wed Sep 1 18:21:23 1999 Richard Henderson <rth@cygnus.com>
4136 * emit-rtl.c (init_emit_once): Don't use GET_MODE_WIDER_MODE
4137 to step through CC modes.
4139 Wed Sep 1 20:18:06 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
4141 * regmove.c (fixup_match_1): Don't move INSN in front of P if
4142 it would end up in the shadow of a live flags regsiter.
4144 Wed Sep 1 11:32:00 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4146 * reload1.c: Fix many indentation problems.
4147 * reload.c: Likewise.
4149 Tue Aug 31 22:08:03 1999 Marc Espie <espie@cvs.openbsd.org>
4151 * alias.c (non_local_reference_p): Constify fmt.
4153 Tue Aug 31 23:19:35 1999 Michael Meissner <meissner@cygnus.com>
4155 * config/i386/xm-cygwin.h (HAVE_DOS_BASED_FILE_SYSTEM): Define.
4157 Tue Aug 31 16:44:52 1999 Jeffrey A Law (law@cygnus.com)
4159 * cse.c (delete_trivially_dead_insns): Do not delete stores to
4160 the internal_arg_pointer.
4162 Tue Aug 31 13:35:42 1999 Richard Henderson <rth@cygnus.com>
4164 Merge peephole2 from new_ia32_branch:
4165 * Makefile.in (STAGESTUFF): Add *.peephole2.
4166 (mostlyclean): Likewise.
4167 (recog.o): Depend on resource.h.
4169 * final.c (peephole): Conditionalize decl on HAVE_peephole.
4170 (final_scan_insn): Likewise for the invocation of peephole.
4171 * genconfig.c (main): Look for peephole and peephole2 patterns.
4172 Emit HAVE_peephole* accordingly.
4173 * genpeep.c (main): Conditionalize entire output on HAVE_peephole.
4174 * flags.h (flag_peephole2): Declare.
4175 * toplev.c: New pass peephole2. New flag -fpeephole2.
4177 * genattrtab.c (main): Count DEFINE_PEEPHOLE2.
4178 * gencodes.c (main): Likewise.
4179 * genextract.c (main): Likewise.
4180 * genoutput.c (main): Likewise.
4181 * genemit.c (max_operand_1): Look for the max scratch operand.
4182 (gen_rtx_scratch): New.
4183 (gen_exp): Use it, and pass on new arg subroutine_type.
4184 (gen_expand): Take max scratch into account.
4185 (gen_split): Emit peephole2 functions.
4186 (output_peephole2_scratch): New.
4187 (main): Include hard-reg-set.h and resource.h. Handle peephole2.
4188 * genrecog.c (routine_type): Add PEEPHOLE2.
4190 (make_insn_sequence): Match outer parallel for peep2. Discard
4191 top level scratches and dups.
4192 (add_to_sequence): New args insn_type and top. Update all callers.
4193 Handle toplevel peep2 matching insns.
4194 (write_subroutine): Handle peep2.
4195 (write_tree_1): Likewise.
4196 (write_tree): Likewise.
4198 (change_state): New arg afterward. Update all callers.
4199 Handle matching separate insns.
4200 * recog.c (recog_next_insn): New.
4201 (peephole2_optimize): New.
4202 * rtl.def (DEFINE_PEEPHOLE2): New.
4203 * resource.c (find_free_register): New argument last_insn. Use it
4204 to find a register available through the entire span.
4205 * resource.h (find_free_register): Update prototype.
4207 Tue Aug 31 11:51:06 1999 Jim Kingdon <http://developer.redhat.com>
4209 * i386.c (output_strlen_unroll): Don't write xops[7]
4210 label if it wasn't set.
4212 1999-08-31 12:44 -0700 Zack Weinberg <zack@bitmover.com>
4214 * cpplib.c (struct directive): Const-ify name pointer and
4215 function pointer prototype.
4216 (validate_else, do_define, do_line, do_include, do_undef,
4217 do_error, do_pragma, do_ident, do_if, do_xifdef, do_else,
4218 do_elif, do_endif, do_sccs, do_assert, do_unassert,
4219 do_warning): Const-ify second arg.
4220 (directive_table): Mark const. Reorder entries by frequency
4221 of usage, record statistics.
4223 1999-08-31 12:20 -0700 Zack Weinberg <zack@bitmover.com>
4225 * rtl.h (RTL_CHECK1, RTL_CHECK2): New macros which type- and
4226 bounds- check RTL accesses if --enable-checking.
4227 (RTVEC_ELT): Bounds check if --enable-checking.
4228 (XWINT, XINT, XSTR, XEXP, XVEC, XMODE, XBITMAP, XTREE,
4229 XBBDEF): Use RTL_CHECK1/RTL_CHECK2 as appropriate.
4230 (XVECEXP, XVECLEN): Define in terms of XVEC, RTVEC_ELT, and
4232 (X0WINT, X0INT, X0STR, X0EXP, X0VEC, X0MODE, X0BITMAP, X0TREE,
4233 X0BBDEF, X0ADVFLAGS): New macros for accessing '0' slots of RTXes.
4235 (ADDR_DIFF_VEC_FLAGS): Use X0ADVFLAGS.
4236 (NOTE_SOURCE_FILE): Use X0STR.
4237 (NOTE_BLOCK_NUMBER, NOTE_EH_HANDLER, LABEL_NUSES,
4238 MEM_ALIAS_SET): Use X0INT.
4239 (NOTE_RANGE_INFO, NOTE_LIVE_INFO, NOTE_BASIC_BLOCK,
4240 JUMP_LABEL, LABEL_REFS, LABEL_NEXTREF, CONTAINING_INSN):
4242 * real.h (CONST_DOUBLE_CHAIN): Use X0EXP.
4243 * rtl.c (copy_rtx, copy_most_rtx): Copy '0' slots with X0WINT.
4244 (rtl_check_failed_bounds, rtl_check_failed_type1,
4245 rtl_check_failed_type2, rtvec_check_failed_bounds): New
4247 (fancy_abort): Fix comment.
4249 * cse.c (canon_hash): Read CONST_DOUBLE data slots with XWINT.
4250 (cse_insn): Decrement LABEL_NUSES for jump target before
4252 * emit-rtl.c (gen_rtx_CONST_DOUBLE): Use X0EXP for slot 1.
4253 * final.c (alter_subreg): Compute regno before changing x to
4254 REG; set REGNO(x) after changing it.
4255 * flow.c (count_basic_blocks): Use XWINT to inspect EH_REGION
4256 notes containing CONST_INTs.
4257 (delete_eh_regions): Use NOTE_EH_HANDLER.
4258 * function.c (put_reg_into_stack): Make reg a MEM before
4260 (fixup_var_refs_insns): Save REG_NOTES (insn) in case we
4262 (gen_mem_addressof): Make reg a MEM before initializing it.
4263 * integrate.c (copy_rtx_and_substitute): Copy '0' slots with
4265 * local-alloc.c (update_equiv_regs): Zap REG_NOTES before
4266 deleting an insn, not after.
4267 (block_alloc): Only look at PATTERN(insn) if we have to, and
4268 only if it's format class 'i'.
4269 * loop.c (check_dbra_loop): Check bl->biv->add_val is a
4270 CONST_INT before using its INTVAL.
4271 * print-rtl.c (print_rtx): Use X0STR.
4272 * regmove.c (fixup_match_1): Don't look at PATTERN of
4273 non-class-'i' insn chain elements.
4274 * reload.c (loc_mentioned_in_p): Take address of
4275 in->fld[1].rtx directly.
4276 * reload1.c (reload): Change reg to a MEM before initializing
4278 * varasm.c (mark_constant_pool): Skip CONST_DOUBLES, which
4280 * config/i386/i386.md (decrement_and_branch_if_zero): Fix typo.
4282 Fri Aug 20 13:43:41 1999 Andrew Haley <aph@cygnus.com>
4284 * config/mips/mips.c (machine_dependent_reorg): Force a
4285 barrier to output the local constant pool if a barrier hasn't
4286 been found at a natural point in the instruction stream.
4288 Mon Aug 30 22:04:36 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4290 * c-parse.in (language_string): Constify.
4292 * dwarf2out.c (language_string): Remove declaration.
4294 * dwarfout.c (language_string): Likewise.
4296 * toplev.c (language_string, init_parse, finish_parse): Likewise.
4298 * tree.h (language_string, init_parse, finish_parse): Declare.
4300 * i386/sun386.h (language_string): Remove declaration.
4302 * mips.h (language_string): Likewise.
4304 * nextstep.h (language_string): Likewise.
4306 * nextstep21.h (language_string): Likewise.
4308 * rs6000.c (language_string): Likewise.
4310 Mon Aug 30 20:56:08 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4312 * Makefile.in (OBJS, PROTO_OBJS): Remove getpwd.o.
4313 (getpwd.o): Remove target.
4315 * getpwd.c: Delete file. Its in libiberty now.
4317 * dbxout.c (getpwd): Don't prototype.
4318 * dwarf2out.c (getpwd): Likewise
4319 * dwarfout.c (getpwd): Likewise
4320 * final.c (getpwd): Likewise.
4321 * protoize.c (getpwd): Likewise.
4323 Mon Aug 30 20:21:34 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4325 * cse.c: (fold_rtx): Cast to HOST_WIDE_INT in left shift.
4327 Mon Aug 30 16:07:49 1999 Richard Henderson <rth@cygnus.com>
4329 * flow.c (new_insn_dead_notes): Use sets_reg_or_subreg not
4332 Mon Aug 30 12:23:53 1999 Jim Wilson <wilson@cygnus.com>
4334 * fixinc/Makefile.in (subdir): New.
4335 (fixincl.x, inclhack.sh, fixincl.sh): Use cp instead of $(CP).
4338 Mon Aug 30 01:02:09 1999 Jeffrey A Law (law@cygnus.com)
4340 * emit-rtl.c (copy_rtx_if_shared): A MEM which references
4341 virtual_stack_vars_rtx or virtual_incoming_args_rtx can not
4344 * invoke.texi: Fix typo.
4346 * dwarf2out.c (mem_loc_descriptor): New argument MODE. All callers
4347 changed. Handle autoincrement addressing modes.
4349 * integrate.c (copy_rtx_and_substitute): Handle internal_arg_pointer
4350 just like we would the virtual incoming args register when
4353 Sun Aug 29 23:17:54 1999 David Edelsohn <edelsohn@gnu.org>
4355 * rs6000.h (ASM_FILE_START): Specify complete filename, including
4356 path, in .file directive.
4358 Sun Aug 29 05:06:43 1999 Russ Allbery <rra@stanford.edu>
4360 * gcc.texi (External Bugs): Remove obsolete note about Perl on
4363 1999-08-29 08:38 -0700 Zack Weinberg <zack@bitmover.com>
4365 * stdbool.h: Make the typedef name _Bool, with bool a #defined
4368 Sun Aug 29 09:36:50 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4370 * tree.c (tree_code_name): Constify a char*.
4372 * tree.h (tree_code_name, decl_printable_name): Likewise.
4374 * function.h (struct function): Likewise.
4376 * toplev.c (decl_name, decl_printable_name): Likewise.
4378 * vax/vms.h (MAYBE_VMS_FUNCTION_PROLOGUE): Likewise.
4380 * objc/objc-act.c (decl_printable_name): Remove redundant prototype.
4381 (init_objc): Remove function pointer cast.
4383 Sun Aug 29 05:01:17 1999 John David Anglin <dave@hiauly1.hia.nrc.ca>
4385 * pa.md (interspace_jump): New pattern.
4386 (builtin_longjmp): New expander.
4388 1999-08-29 Bernd Schmidt <bernds@cygnus.co.uk>
4390 * fp-bit.c (add, sub, multiply, divide, compare, _eq_f2, _ne_f2,
4391 _gt_f2, _ge_f2, _lt_f2, _le_f2, float_to_si, float_to_usi, negate,
4392 sf_to_df, df_to_sf): Fix potential problem with alias analysis.
4394 Sun Aug 29 04:30:52 1999 John Wehle (john@feith.com)
4396 * jump.c (delete_prior_computation): Also check calls
4397 to constant functions. Don't bother checking for a
4398 REG_UNUSED note before adding it.
4399 (delete_computation): Handle multi-word hard registers
4400 when synthesizing missing REG_DEAD notes for a register
4401 which is both set and used by an insn.
4403 1999-08-29 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
4405 * loop.c (this_loop_info): New variable.
4406 (loop_has_call, loop_has_volatile, loop_has_tablejump,
4407 loop_continue, loops_enclosed): Replace with fields in this_loop_info.
4409 (prescan_loop, strength_reduce): New argument loop_info. All callers
4411 (scan_loop): New variable loop_info, initialise to address of
4413 (prescan_loop): Set loop_info->vtop if find NOTE_INSN_LOOP_VTOP.
4414 Delete variable loop_has_multiple_exit targets and replace with
4415 field in this_loop_info.
4416 (find_and_verify_loops): Rename this_loop to this_loop_num.
4417 (strength_reduce): Delete loop_iteration_info. Replace variable
4418 loop_info with function argument of same name.
4419 (insert_bct): Rework test for loop being completely unrolled.
4421 * loop.h (struct loop_info): New fields num, loops_enclosed,
4422 has_call, has_volatile, has_tablejump, has_multiple_exit_targets,
4423 has_indirect_jump, and cont. Redefine use of unroll_number.
4424 (loop_unroll_number): Delete.
4426 * unroll.c (unroll_loop): Store loop unroll count in unroll_number
4428 (loop_iterations): Delete variable vtop and instead use
4429 loop_info->vtop computed in prescan_loop.
4431 Sun Aug 29 03:27:23 1999 Scott Weikart <scott@igc.apc.org>
4433 * fix-header.c (main): Do not pass a null pointer to strcmp.
4435 Sun Aug 29 03:18:48 1999 William Bader (william@nscs.fast.net)
4437 * configure.in (i[34567]86-*-sco3.2v4*): Target does not truncate
4439 * configure: Rebuilt.
4441 Sat Aug 28 19:36:05 1999 Jeffrey A Law (law@cygnus.com)
4443 * jump.c (jump_optimize_1): Do not delete assignments to
4444 internal_arg_pointer.
4445 * cse.c (delete_trivially_dead_insns): Always consider a set of
4446 the internal_arg_pointer live.
4448 Sat Aug 28 16:24:31 1999 Richard Henderson <rth@cygnus.com>
4450 * flow.c (flow_delete_insn_chain): Rename from delete_insn_chain.
4451 (update_life_info) [REG_WAS_0]: Search the original insns rather
4452 than the new insns for the note. Fix typos finding note_dest.
4453 If no dest found, discard the note rather than abort.
4454 [REG_NOALIAS]: Handle as REG_NO_CONFLICT.
4455 (replace_insns): Remove the old insn list after update_life_info
4458 Sat Aug 28 16:20:12 1999 Richard Henderson <rth@cygnus.com>
4460 * haifa-sched.c (sched_analyze): Clear LOG_LINKS before calling
4462 (sched_analyze_1): Let add_dependence care for not adding dups.
4463 (sched_analyze_2): Likewise.
4464 (add_branch_dependences): Likewise.
4466 Sat Aug 28 15:58:16 1999 Mumit Khan <khan@xraylith.wisc.edu>
4468 * i386/winnt.c (export_list): New type.
4469 (exports_head): Rename to
4470 (export_head): this.
4471 (i386_pe_record_exported_symbol): Add is_data flag.
4472 (i386_pe_asm_file_end): Emit directive for exported variables.
4473 * i386/cygwin.h (i386_pe_record_exported_symbol): Update
4475 * i386/cygwin.h (ASM_OUTPUT_COMMON): Specify symbol type.
4476 (ASM_DECLARE_OBJECT_NAME): Likewise.
4477 (ASM_DECLARE_FUNCTION_NAME): Likewise.
4478 * i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
4480 Fri Aug 27 15:35:24 1999 Jeffrey A Law (law@cygnus.com)
4482 * cse.c (fold_rtx): Work around bug in Sun V5.0 compilers.
4484 * pa.c (emit_move_sequence): Do not stop on SUBREG_WORD of an
4487 Fri Aug 27 14:01:19 1999 Marc Espie <espie@cvs.openbsd.org>
4489 * config/openbsd.h: Define SET_ASM_OP.
4490 * tm.texi: cross-reference SET_ASM_OP in the index.
4492 1999-08-27 13:27 -0700 Zack Weinberg <zack@bitmover.com>
4494 * rtl.c: Define CONST_DOUBLE_FORMAT to the appropriate format
4495 for a CONST_DOUBLE, at compile time. Initialize rtx_length
4496 and class_narrowest_mode at compile time. Kill init_rtl.
4497 Mark rtx_length, mode_class, mode_size, mode_unit_size,
4498 mode_wider_mode, mode_mask_array, class_narrowest_mode, and
4499 rtx_format as const. Kill all references to EXTRA_CC_MODES or
4501 * rtl.def (CONST_DOUBLE): Use CONST_DOUBLE_FORMAT macro for
4503 * rtl.h: Declare rtx_length and rtx_format as const.
4504 * machmode.def: Define CC(). Use CC() to define CCmode. If
4505 EXTRA_CC_MODES is defined, expand it here.
4506 * machmode.h: Declare mode_class, mode_size, mode_unit_size,
4507 mode_wider_mode, mode_mask_array, and class_narrowest_mode as
4508 const. Kill all references to EXTRA_CC_MODES.
4510 * toplev.c: Don't prototype or call init_rtl.
4511 * optabs.c: Don't call init_mov_optab.
4512 * genemit.c: Don't generate init_mov_optab. Don't call
4514 * gengenrtl.c: Duplicate calculation of CONST_DOUBLE_FORMAT
4516 * genattr.c, genattrtab.c, gencodes.c, genconfig.c,
4517 genextract.c, genflags.c, genopinit.c, genoutput.c, genpeep.c,
4518 genrecog.c: Don't call init_rtl.
4520 * arc.h, arm.h, c4x.h, i386.h, i960.h, m88k.h, pa.h, pdp11.h,
4521 rs6000.h, sparc.h: Don't define EXTRA_CC_NAMES. Use CC() in
4522 definition of EXTRA_CC_MODES.
4524 * md.texi: Kill ref to EXTRA_CC_NAMES.
4525 * tm.texi: Document new way to define EXTRA_CC_MODES.
4527 * genrecog.c: Do not look up the name of a define_split.
4530 Fri Aug 27 17:03:42 1999 Nick Clifton <nickc@cygnus.com>
4532 * config/v850/v850.md: Fix typo introduced by previous delta.
4534 Fri Aug 27 09:48:59 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4536 * gcc.c (fatal): Make definition static to match prototype.
4538 Fri Aug 27 10:33:35 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4540 * combine.c (get_last_value): Don't look for earlier sets if the last
4541 known set is somewhere in between the insns being combined.
4543 Fri Aug 27 10:03:12 BST 1999 Nathan Sidwell <nathan@acm.org>
4545 * configure.in: Don't use shell ! to negate exit codes
4546 * configure: Regenerate
4548 Fri Aug 27 09:36:17 1999 Andreas Schwab <schwab@suse.de>
4550 * function.c (assign_stack_temp_for_type): Fix change of Mar 5 for
4551 the fact that ALIGN is measured in bits, not bytes.
4553 1999-08-27 00:27 -0700 Zack Weinberg <zack@bitmover.com>
4555 * errors.c: New file; defines functions error, warning, and
4556 fatal, variables have_error and progname.
4557 * errors.h: New file; prototypes and decls for stuff in errors.c.
4559 * Makefile: Add rules to build errors.o and
4560 $(HOST_PREFIX)errors.o. Link genconfig, gencodes, genemit,
4561 genopinit, genrecog, genextract, genpeep, genattr, and
4562 genoutput with errors.o. Add errors.h to deps of genconfig.o,
4563 gencodes.o, genemit.o, genopinit.o, genrecog.o, genextract.o,
4564 genpeep.o, genattr.o, and genoutput.o.
4566 * genconfig.c, gencodes.c, genemit.c, genopinit.c, genrecog.c,
4567 genextract.c, genpeep.c, genattr.c: Include errors.h. Don't
4568 define or prototype fatal. Set progname at beginning of main.
4569 * genoutput.c: Likewise, and don't define or prototype error
4572 * c-typeck.c (c_expand_start_case): Return immediately if exp
4574 * fold-const.c (operand_equal_p): Return immediately if arg1
4575 or arg0 are ERROR_MARKs.
4576 * stor-layout.c (layout_type [case RECORD_TYPE]): Ignore
4577 fields of type ERROR_MARK when calculating if the record can
4580 Fri Aug 27 01:03:48 1999 Jim Kingdon <http://developer.redhat.com>
4581 with much help from Jeffrey A Law and Richard Henderson
4583 * i386.md: In the 6 insns which call output_fix_trunc,
4584 earlyclobber operands[0].
4586 Fri Aug 27 01:01:51 1999 Philip Blundell <pb@nexus.co.uk>
4588 * jump.c (duplicate_loop_exit_test): Call reg_scan_update after
4589 creating new registers.
4591 1999-08-26 23:09 -0700 Zack Weinberg <zack@bitmover.com>
4593 * i386.h: Declare ix86_cpu_string, ix86_arch_string,
4594 i386_reg_alloc_order, i386_regparm_string,
4595 i386_align_loops_string, i386_align_jumps_string,
4596 i386_align_funcs_string, i386_preferred_stack_boundary_string,
4597 and i386_branch_cost_string as type "const char *".
4598 * i386.c: Define all above strings as type "const char *".
4600 Thu Aug 26 20:36:30 1999 Jim Wilson <wilson@cygnus.com>
4602 * dwarf2out.c (output_aranges): Check DWARF_OFFSET_SIZE not PTR_SIZE
4603 when emitting alignment padding. Emit padding byte of 0 instead of 4.
4605 Thu Aug 26 18:11:20 1999 Mark Mitchell <mark@codesourcery.com>
4607 * tree.c (array_type_nelts): Don't create RTL_EXPRs from
4608 SAVE_EXPRs unless the SAVE_EXPRs have already been expanded.
4610 Thu Aug 26 19:33:23 1999 Jim Wilson <wilson@cygnus.com>
4612 * dwarf2out.c (DWARF2_ASM_LINE_DEBUG_INFO): Add default definition.
4613 (debug_dwarf): Add DWARF2_ASM_LINE_DEBUG_INFO support.
4614 (dwarf2out_line, dwarf2out_finish): Likewise.
4615 * tm.texi (DWARF2_ASM_LINE_DEBUG_INFO): Add documetation.
4617 Thu Aug 26 16:10:56 1999 Gavin Romig-Koch <gavin@cygnus.com>
4619 * tree.c (lang_unsave_expr_now) : Correct return type.
4620 * tree.h (lang_unsave_expr_now) : Same.
4622 Thu Aug 26 13:12:29 1999 Jeffrey A Law (law@cygnus.com)
4624 * pa.c (cint_ok_for_move): Use CONST_INT_OK_FOR_LETTER_P macros
4625 instead of duplicating code.
4627 Thu Aug 26 18:32:32 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4629 * gcse.c (hash_scan_insn): Don't scan obvious no-ops.
4631 1999-08-26 09:42 -0700 Zack Weinberg <zack@bitmover.com>
4633 * tree.h: fancy_abort always takes three args.
4634 * resource.c: Move include of system.h before toplev.h.
4636 Thu Aug 26 09:46:16 1999 Nick Clifton <nickc@cygnus.com>
4638 * dwarf2out.c (mem_loc_descriptor): Accept LABEL_REFs as well
4641 1999-08-25 22:10 -0700 Zack Weinberg <zack@bitmover.com>
4643 * system.h: Don't redefine abort or trim_filename.
4644 * rtl.h: Define abort to fancy_abort (__FILE__, __LINE__, 0)
4645 or fancy_abort (__FILE__, __LINE__, __FUNCTION__) depending on
4646 whether or not __FUNCTION__ is available.
4647 * tree.h: Duplicate rtl.h's definition of abort, for files
4648 that don't include rtl.h. Delete all code to perform type
4649 checking with a compiler other than GCC.
4650 * varray.h: Delete all code to perform type checking with a
4651 compiler other than GCC. Make VARRAY_CHECK() always evaluate
4652 its arguments exactly once, using a statement expression.
4653 Adjust the VARRAY_<type> accessor macros to match.
4654 * toplev.h (fatal_insn, fatal_insn_not_found): Kill.
4655 (_fatal_insn, _fatal_insn_not_found): New fns, take info on
4656 caller's location. Define fatal_insn and fatal_insn_not_found
4657 as macros that use _fatal_insn and _fatal_insn_not_found.
4658 (fancy_abort, trim_filename): Kill prototypes.
4660 * rtl.c (trim_filename): Move here from toplev.c.
4661 (fancy_abort): New function.
4662 (DIR_SEPARATOR): Provide default definition.
4663 * tree.c (tree_check_failed, tree_class_check_failed): Go
4664 through fancy_abort.
4665 (tree_check, tree_class_check, cst_or_constructor_check,
4666 expr_check): Delete.
4667 * varray.c (varray_check_failed): New function.
4668 * toplev.c (fatal_insn, fatal_insn_not_found): Replace with
4669 _fatal_insn and _fatal_insn_not_found. Go through
4671 (trim_filename, fancy_abort): Delete.
4673 * builtins.c (expand_builtin_args_info): Report ICE with abort.
4674 * except.c (start_catch_handler): Report ICE with error/abort
4676 * final.c (output_operand_lossage): Likewise.
4677 * flow.c (verify_flow_info): Likewise.
4679 * gcc.c: Prototype fatal.
4680 * gengenrtl.c: Undef abort after including rtl.h not system.h.
4681 * genattr.c, genattrtab.c, genemit.c, genextract.c,
4682 genflags.c, genopinit.c, genoutput.c, genpeep.c, genrecog.c:
4683 Don't define fancy_abort.
4685 Wed Aug 25 17:56:59 1999 Richard Henderson <rth@cygnus.com>
4687 * optabs.c (emit_cmp_and_jump_insns): Be more thorough in
4690 Wed Aug 25 15:35:55 1999 Richard Henderson <rth@cygnus.com>
4692 * m88k.h (VERSION_INFO2): Kill.
4693 (VERSION_STRING): Kill.
4695 (VERSION_INFO1): Tidy.
4696 (TARGET_VERSION): Update.
4697 * m88k/dgux.h (VERSION_INFO2): Kill.
4698 (ASM_FIRST_LINE): Adjust for death of VERSION_STRING.
4699 * m88k/luna.h (VERSION_INFO1): Tidy.
4700 * m88k/sysv4.h (VERSION_INFO1): Likewise.
4701 * m88k.c (out_rcs_id, tm_rcs_id): Kill.
4702 (output_file_start): Adjust for death of VERSION_STRING.
4704 1999-08-25 13:51 -0700 Jim Meyering <meyering@ascend.com>
4706 * cpplib.c (detect_if_not_defined): New function.
4707 (do_if): Use it to detect potential once-only headers.
4709 Wed Aug 25 14:00:18 1999 Jason Merrill <jason@yorick.cygnus.com>
4711 * c-common.c (combine_strings): Always set TREE_CONSTANT.
4713 Wed Aug 25 15:27:22 1999 Gavin Romig-Koch <gavin@cygnus.com>
4715 * combine.c (nonzero_bits) : Allow single-ly set registers to be
4716 anywere in the function only if they are pseudos and set before
4717 being used (not live at the start of the function).
4718 (num_sign_bit_copies) : Same.
4719 (get_last_value_validate) : Same.
4720 (get_last_value) : Same.
4722 Wed Aug 25 11:13:29 1999 Richard Henderson <rth@cygnus.com>
4724 * loop.c (express_from): Try harder to unify (* c N) and (* c M)
4725 where N and M are constant and N is an integer multiple of M.
4727 Wed Aug 25 13:55:47 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
4729 * sbitmap.h (sbitmap_intersection_of_succs): Add prototype.
4730 (sbitmap_intersection_of_preds, sbitmap_union_of_succs,
4731 sbitmap_union_of_preds): Add prototypes.
4732 * sbitmap.c (sbitmap_intersection_of_succs): New function to compute
4733 the intersection of successors with the new flow graph structures.
4734 (sbitmap_intersection_of_preds): New function to compute the
4735 intersection of predecessors with the new flow graph structures.
4736 (sbitmap_union_of_succs): New function to compute the union of
4737 successors with the new flow graph structures.
4738 (sbitmap_union_of_preds): New function to compute the union of
4739 predecessors with the new flow graph structures.
4740 * gcse.c (compute_rdm, compute_available): Use new sbitmap routines.
4741 (expr_reaches_here_p): Use edge and basic_block structures instead
4742 of s_preds and s_succs.
4743 (compute_cprop_avinout): Use new sbitmap routines.
4744 (pre_expr_reaches_here_p): Use edge and basic_block structures instead
4745 of s_preds and s_succs.
4746 * flow.c (compute_flow_dominators): Compute dominators using
4747 edges and basic blocks instead of s_preds and s_succs.
4749 Wed Aug 25 13:41:47 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
4751 * lists.c (unused_insn_list, unused_expr_list): New file for
4752 maintaining various types of lists. New statics for maintaining a
4753 cache of available INSN_LIST and EXPR_LIST nodes.
4754 (free_list): Static function for freeing a list of INSN/EXPR nodes.
4755 (alloc_INSN_LIST): Function to get a free INSN_LIST node.
4756 (alloc_EXPR_LIST): Function to get a free EXPR_LIST node.
4757 (init_EXPR_INSN_LIST_cache): Initialize the cache lists.
4758 (free_EXPR_LIST_list): Free an entire list of EXPR_LIST nodes.
4759 (free_INSN_LIST_list): Free an entire list of INSN_LIST nodes.
4760 (free_EXPR_LIST_node): Free an individual EXPR_LIST node.
4761 (free_INSN_LIST_node): Free an individual INSN_LIST node.
4762 * haifa-sched.c (unused_insn_list, unused_expr_list): Moved to flow.c
4763 (free_list, alloc_INSN_LIST, alloc_EXPR_LIST): Moved to flow.c
4764 (remove_dependence, free_pending_lists): Use new global routines.
4765 (flush_pending_lists, sched_analyze_insn): Use new global routines.
4766 (sched_analyze, compute_block_backward_dependences): Use new routines.
4767 (sched_analyze_1, sched_analyze_2): Use new routines.
4768 (schedule_insns): Use new global routines.
4769 * rtl.h (init_EXPR_INSN_LIST_cache, free_EXPR_LIST_list): Add function
4771 (free_INSN_LIST_list, free_EXPR_LIST_node): Add prototypes.
4772 (free_INSN_LIST_node, alloc_INSN_LIST, alloc_EXPR_LIST): Add function
4774 * toplev.c (rest_of_compilation): Initialize node cache.
4775 * Makefile.in (OBJS): Add lists.o to list of object files.
4776 (lists.o): Add dependancies.
4778 Wed Aug 25 17:31:56 1999 Nick Clifton <nickc@cygnus.com>
4780 * config/v850/v850.md: Fix compile time warning messages.
4781 * config/v850/v850.c: Fix compile time warning messages.
4782 * config/v850/v850.h: Fix compile time warning messages.
4784 Wed Aug 25 09:44:43 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4786 * genattr.c (gen_attr): Add prototype arguments for get_attr_*().
4787 Remove unused prototype for `init_lengths'.
4789 Wed Aug 25 09:32:31 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4791 * calls.c (emit_call_1): Mark parameter `stack_size' with
4793 (expand_call): Initialize variable `insn'.
4794 (emit_library_call): Likewise for variable `high_to_save'.
4795 (emit_library_call_value): Likewise.
4796 (store_one_arg): Likewise for variables `lower_bound' and
4799 * combine.c (try_combine): Likewise for variables `i2_code_number'
4800 and `other_code_number'.
4801 (find_split_point): Likewise for variables `pos', `unsignedp' and
4803 (simplify_if_then_else): Likewise for variables `op' and `c1'.
4804 (simplify_and_const_int): Remove unused variable `width'.
4805 (merge_outer_ops): Likewise.
4807 * cse.c (simplify_binary_operation): Cast an INTVAL() to `unsigned
4808 HOST_WIDE_INT' when comparing against one.
4809 (simplify_relational_operation): Likewise.
4810 (cse_insn): Initialize variables `src_eqv_volatile',
4811 `src_eqv_in_memory', `src_eqv_in_struct', `src_eqv_hash' and `sets'.
4813 * final.c (init_final): Constify parameter `filename'.
4814 (final_start_function): Mark parameter `optimize' with
4816 (profile_function): Likewise for parameters `first' and `optimize'.
4817 (output_source_line): Likewise for parameter `file'.
4819 * integrate.c (subst_constants): Cast a value to `size_t' when
4820 comparing against one.
4821 (mark_stores): Initialize variable `mode'. Cast a value to
4822 `size_t' when comparing against one.
4824 * integrate.h (MAYBE_EXTEND_CONST_EQUIV_VARRAY): Likewise.
4826 * loop.c (move_movables): Initialize variable `first'.
4827 (strength_reduce): Likewise for variable `increment'.
4828 (check_dbra_loop): Likewise for variable `comparison_val'. Cast a
4829 value to `size_t' when comparing against one.
4830 (load_mems): Initialize variable `end_label'.
4832 * output.h (init_final): Constify parameter.
4834 * reload.c (decompose): Initialize variable `base'.
4836 * reload1.c (reload): Likewise for variable `is_scalar'.
4837 (spill_hard_reg): Mark parameter `dumpfile' with ATTRIBUTE_UNUSED.
4838 (choose_reload_regs): Initialize variable `mode'.
4839 (emit_reload_insns): Likewise for variable `store_insn'.
4840 (reload_cse_noop_set_p): Mark parameter `insn' with
4842 (reload_combine): Initialize variable `set'.
4844 * unroll.c (unroll_loop): Likewise for variable `local_label'.
4845 (copy_loop_body): Cast a value to `size_t' when comparing against
4848 * varasm.c (assemble_variable): Initialize variable `size_tree'.
4849 (const_hash): Add an `else abort()' in an if-else-if-else sequence.
4850 (remove_from_pending_weak_list): Mark parameter `name' with
4853 Wed Aug 25 11:18:39 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4855 * toplev.c (rest_of_compilation): Use decl_printable_name when opening
4858 Wed Aug 25 10:57:12 1999 Nick Clifton <nickc@cygnus.com>
4860 * config/arm/telf.h (ASM_WEAKEN_LABEL): Define.
4861 (ASM_DECLARE_FUNCTION_NAME): Define.
4862 (TYPE_ASM_OP, SIZE_ASM_OP, TYPE_OPERAND_FORMAT,
4863 ASM_DECLARE_RESULT, ASM_DECLARE_OBJECT_NAME,
4864 ASM_FINISH_DECLARE_OBJECT, ASM_DECLARE_FUNCTION_SIZE): Define if
4865 not already defined.
4867 Wed Aug 25 01:36:11 1999 John David Anglin <dave@hiauly1.hia.nrc.ca>
4869 * calls.c (emit_call_1): Use call_pop/call_value_pop for all values
4870 of n_popped when call/call_value are not defined.
4872 Wed Aug 25 01:25:14 1999 Jeffrey A Law (law@cygnus.com)
4874 * tm.texi: GNU CC -> GCC conversion.
4875 (CC1_SPEC): Indicate it is used for all language front ends.
4877 Tue Aug 24 23:43:03 1999 Mark Mitchell <mark@codesourcery.com>
4879 * flow.c (delete_block): Spell NOTE_INSN_EH_REGION_BEG and
4880 NOTE_INSN_EH_REGION_END correctly.
4882 Tue Aug 24 23:26:44 1999 Michael Tiemann <tiemann@holodeck.cygnus.com>
4883 Jeff Law <law@cygnus.com>
4885 * loop.c (strength_reduce): Automatically unroll loops if the
4886 unrolled loop size is smaller than the rolled loop size.
4888 * loop.c (insert_bct): Replace use of sdiv_optab with asr_optab
4889 and delete comment that code should be rewritten.
4891 Tue Aug 24 22:56:35 1999 Jeffrey A Law (law@cygnus.com)
4893 * haifa-sched.c (find_rgns): Mark a block found during the DFS search
4896 * haifa-sched.c (get_visual_tbl_length): Fix off-by-one error.
4898 Tue Aug 24 22:41:06 1999 Mumit Khan <khan@xraylith.wisc.edu>
4900 * fixinc/mkfixinc.sh: Don't fix uwin headers.
4901 * i386/uwin.h (MD_STARTFILE_PREFIX): Define.
4902 (LINK_SPEC): Add -u _main when building executables.
4903 (ASM_DECLARE_FUNCTION): Update from Cygwin.
4904 (ASM_FILE_END): Use the default for ix86-pe.
4905 * i386/xm-uwin.h (HAVE_BCOPY): Undefine.
4907 Tue Aug 24 20:49:47 1999 Art Haas <ahaas@neosoft.com>
4909 * final.c (output_addr_const): Handle case where ASM_OPEN_PAREN
4910 and ASM_CLOSE_PAREN are empty strings.
4912 Wed Aug 25 12:46:22 1999 Fred Fish <fnf@cygnus.com>
4913 Geoffrey Keating <geoffk@cygnus.com>
4915 * Makefile.in (PREPROCESSOR_DEFINES): New macro.
4916 (protoize.o): Use PREPROCESSOR_DEFINES and DRIVER_DEFINES.
4917 (unprotoize.o): Ditto.
4918 (test-protoize-simple): Don't define STD_PROTO_DIR.
4919 * protoize.c: Use PARAMS rather than PROTO. Minor whitespace
4920 changes to make 'test-protoize-simple' pass.
4921 (STD_PROTO_DIR): Remove define.
4922 (STANDARD_EXEC_PREFIX): Supply default define.
4923 (standard_exec_prefix): New variable, init to STANDARD_EXEC_PREFIX.
4924 (target_machine): New variable, init to DEFAULT_TARGET_MACHINE.
4925 (target_version): New variable, init to DEFAULT_TARGET_VERSION.
4926 (GET_ENV_PATH_LIST): New macro.
4927 (default_syscalls_dir): No longer initialized to STD_PROTO_DIR.
4928 (do_processing): Initialize default_syscalls_dir using new
4929 macros. Use it to initialize syscalls_absolute_filename.
4931 Tue Aug 24 16:58:15 1999 Richard Henderson <rth@cygnus.com>
4933 * jump.c (jump_optimize_1): Do cmov opt on any single-set; force
4934 B into a register before emit_conditional_move.
4936 Tue Aug 24 15:37:03 1999 Richard Henderson <rth@cygnus.com>
4938 * fold-const.c (fold): Reassociate (+ (+ (* a b) c) (* d e))
4939 as (+ (+ (* a b) (* d e)) c). Factor a common power-of-two
4940 multiplicand out of (+ (* a b) (* c d)).
4942 Tue Aug 24 11:46:10 1999 Bob Manson <manson@cygnus.com>
4943 Richard Henderson <rth@cygnus.com>
4945 * haifa-sched.c (split_hard_reg_notes): Move to flow.c
4946 (new_insn_dead_notes): Likewise.
4947 (update_n_sets): Likewise.
4948 (update_flow_info): Move to flow.c, renamed to update_life_info;
4949 extend to handle multiple source insns.
4950 * flow.c: Include resource.h
4951 (unlink_insn_chain): New.
4952 (split_hard_reg_notes): New.
4953 (maybe_add_dead_note): New.
4954 (maybe_add_dead_note_use): New.
4955 (find_insn_with_note): New.
4956 (new_insn_dead_notes): New.
4957 (update_n_sets): New.
4958 (sets_reg_or_subreg_1, sets_reg_or_subreg): New.
4959 (maybe_remove_dead_notes): New.
4960 (update_life_info): New.
4961 (prepend_reg_notes): New.
4962 (replace_insns): New.
4963 * output.h (update_life_info): Declare.
4964 * recog.c (split_block_insns): Use update_life_info.
4965 * resource.c (find_free_register): Use reg_alloc_order, don't use
4966 fixed regs, make sure the mode is supported, don't use new regs.
4968 * rtl.h (replace_insns): Declare.
4970 Tue Aug 24 13:48:39 1999 Nathan Sidwell <nathan@acm.org>
4972 * expr.c (expand_expr): Cope with COND_EXPRs with one
4973 non-returning branch.
4975 Mon Aug 23 22:28:16 1999 Mark Mitchell <mark@codesourcery.com>
4977 * expr.c (store_expr): Always pass down the target, even when not
4980 1999-08-24 Nick Clifton <nickc@cygnus.com>
4982 * configure.in: Define target_cpu_default for v850 targets.
4983 * configure: Regenerate
4985 * config/v850/v850.h (TARGET_CPU_generic): Define.
4986 (GO_IF_LEGITIMATE_ADDRESS): Insist that SImode and larger constant
4987 addresses are 4 byte aligned.
4989 * config/v850/v850.c (print_operand): Cope with 'R' format DFmode
4992 Tue Aug 24 09:32:07 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4994 * genattr.c (function_unit_desc): Constify a char*. Add prototype.
4995 (main): Add prototypes.
4997 * genattrtab.c (substitute_address, write_const_num_delay_slots,
4998 attr_eq, attr_numeral, attr_equal_p, attr_copy_rtx): Prototype.
4999 (write_attr_get): Emit prototypes along with function definition.
5000 (write_eligible_delay): Mark a parameter with ATTRIBUTE_UNUSED.
5001 (write_complex_function): Emit static prototype along with
5002 function definition.
5004 * genemit.c (gen_split): Emit prototypes along with function
5007 * genoutput.c (output_epilogue): Add prototype to `insn_outfun'.
5008 Likewise for predicates and `insn_operand_predicate'.
5009 (process_template): Emit static prototype along with function
5012 * genrecog.c (make_insn_sequence): Constify a char*. Add
5013 prototypes for get_split_*().
5014 (write_subroutine): Emit prototypes along with function
5017 Tue Aug 24 12:35:20 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5019 * gcse.c (find_avail_set): Follow chains of register-register copies.
5020 Use oprs_not_set_p to guarantee that the returned value can be
5022 (cprop_insn): Don't verify the return value of find_avail_set with
5025 * gcse.c (cprop_jump): New function, broken out of cprop_insn.
5026 (cprop_cc0_jump): New function.
5027 (cprop_insn): Break out new function cprop_jump and use it.
5028 Also use cprop_cc0_jump for machines with CC0.
5029 (cprop): Don't crash if cprop_insn turned the insn into a NOTE.
5031 * tree.h (current_function_calls_setjmp,
5032 current_function_calls_longjmp): Delete declarations.
5033 * dsp16xx.c: Include "function.h".
5034 * elxsi.c: Likewise.
5035 * gmicro.c: Likewise.
5036 * h8300.c: Likewise.
5039 * mn10200.c: Likewise.
5040 * mn10300.c: Likewise.
5041 * ns32k.c: Likewise.
5045 * rtl.h (rtx_equal_function_value_matters): Declare.
5046 * toplev.c (rtx_equal_function_value_matters): Don't declare.
5048 * function.c: Likewise.
5049 * emit-rtl.c: Likewise.
5051 Tue Aug 24 02:47:44 1999 Jeffrey A Law (law@cygnus.com)
5053 * expr.c (convert_move): Fix arguments to TRULY_NOOP_TRUNCATION
5056 1999-08-24 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
5058 * jump.c (delete_barrier_successors) Match (set (pc) (pc)) insn
5061 Mon Aug 23 23:35:52 1999 Matthias Klose <doko@cs.tu-berlin.de>
5063 * cpp.texi: Add a node documenting macro varargs (copied
5066 1999-08-23 22:23 -0700 Zack Weinberg <zack@bitmover.com>
5068 * cppspec.c: Put a null pointer at the end of the new argv.
5070 Mon Aug 23 21:23:24 1999 Jeffrey A Law (law@cygnus.com)
5072 * configure.in: Remove code to select/de-select the haifa
5073 scheduler. Every scheduled port gets haifa now.
5074 * configure: Rebuilt.
5075 * flags.h, genattrtab.c, rtl.h, toplev.c: Remove HAIFA ifdefs.
5077 * Makefile.in: Corresponding changes.
5079 Mon Aug 23 16:04:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5081 * optabs.c (prepare_cmp_insn): Turn COMPARISON arg into a pointer.
5082 All callers changed.
5083 (prepare_float_lib_cmp): Likewise.
5084 Use FLOAT_LIB_COMPARE_RETURNS_BOOL.
5085 * expr.h (emit_float_lib_cmp): Delete declaration.
5086 * tm.texi (FLOAT_LIB_COMPARE_RETURNS_BOOL): Document.
5087 * sparc.h (FLOAT_LIB_COMPARE_RETURNS_BOOL): Define.
5088 * sparc.md (bcc and scc patterns): Don't handle TFmode comparisons
5090 (cmptf): Now conditional on TARGET_HARD_QUAD.
5092 Fri Aug 20 17:52:27 1999 Jim Wilson <wilson@cygnus.com>
5094 * resource.c (mark_target_live_regs): Use
5095 PIC_OFFSET_TABLE_REG_CALL_CLOBBERED.
5097 Fri Aug 20 19:07:55 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5099 * rtl.c (rtx_class, note_insn_name, reg_note_name): Constify.
5101 * rtl.h (rtx_class, reg_note_name, note_insn_name): Likewise.
5103 * genopinit.c (gen_insn): Use accessor macro, not `rtx_class'.
5105 Fri Aug 20 18:53:43 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5107 * rtl.h (rtx_format): Constify a char*.
5109 * rtl.c (rtx_format): Likewise.
5110 (copy_rtx, copy_most_rtx, read_rtx): Likewise.
5111 (init_rtl): Use accessor macro, not `rtx_format'.
5113 * alias.c (rtx_equal_for_memref_p, find_symbolic_term): Constify a
5116 * caller-save.c (mark_referenced_regs): Likewise.
5118 * combine.c (subst, make_compound_operation, known_cond,
5119 gen_rtx_combine, update_table_tick, get_last_value_validate,
5120 use_crosses_set_p, mark_used_regs_combine, move_deaths): Likewise.
5122 * cse.c (rtx_cost, mention_regs, canon_hash, exp_equiv_p,
5123 refers_to_p, canon_reg, fold_rtx, cse_process_notes,
5124 count_reg_usage): Likewise.
5126 * emit-rtl.c (gen_rtx, copy_rtx_if_shared, reset_used_flags):
5129 * final.c (leaf_renumber_regs_insn): Likewise.
5131 * flow.c (mark_used_regs, find_use_as_address, dump_flow_info,
5132 dump_edge_info, count_reg_references): Likewise.
5134 * function.c (fixup_var_refs_1, walk_fixup_memory_subreg,
5135 fixup_stack_1, purge_addressof_1, instantiate_virtual_regs_1):
5138 * gcse.c (oprs_unchanged_p, hash_expr_1, expr_equiv_p,
5139 oprs_not_set_p, expr_killed_p, compute_transp, find_used_regs,
5140 add_label_notes): Likewise.
5142 * genattrtab.c (attr_rtx, attr_copy_rtx, encode_units_mask,
5143 clear_struct_flag, count_sub_rtxs, count_alternatives,
5144 compares_alternatives_p, contained_in_p, walk_attr_value,
5145 write_expr_attr_cache): Likewise.
5147 * genconfig.c (walk_insn_part): Likewise.
5149 * genemit.c (max_operand_1, gen_exp): Likewise.
5151 * genextract.c (walk_rtx): Likewise.
5153 * genflags.c (num_operands): Likewise.
5155 * genoutput.c (scan_operands): Likewise.
5157 * genpeep.c (match_rtx): Likewise.
5159 * genrecog.c (add_to_sequence): Likewise.
5161 * haifa-sched.c (may_trap_exp, sched_analyze_2, attach_deaths):
5164 * integrate.c (save_constants, copy_for_inline,
5165 copy_rtx_and_substitute, subst_constants, restore_constants):
5168 * jump.c (mark_jump_label, invert_exp, redirect_exp,
5169 rtx_renumbered_equal_p, rtx_equal_for_thread_p): Likewise.
5171 * local-alloc.c (contains_replace_regs, memref_referenced_p):
5174 * loop.c (record_excess_regs, rtx_equal_for_loop_p,
5175 add_label_notes, replace_call_address, count_nonfixed_reads,
5176 invariant_p, find_single_use_in_loop, find_mem_givs,
5177 find_life_end, maybe_eliminate_biv_1, update_reg_last_use):
5180 * print-rtl.c (reg_names, print_rtx): Likewise.
5182 * recog.c (validate_replace_rtx_1, find_single_use_1): Likewise.
5184 * reg-stack.c (stack_regs_mentioned_p, record_label_references,
5185 record_reg_life_pat, swap_rtx_condition, goto_block_pat,
5186 print_blocks): Likewise.
5188 * regclass.c (fix_register, record_address_regs,
5189 reg_scan_mark_refs): Likewise.
5191 * regmove.c (stable_but_for_p): Likewise.
5193 * reload.c (loc_mentioned_in_p, operands_match_p,
5194 find_reloads_toplevsubst_reg_equivs, find_reloads_address_1,
5195 copy_replacements, refers_to_regno_for_reload_p,
5196 refers_to_mem_for_reload_p, find_inc_amount, regno_clobbered_p,
5197 reload_when_needed_name, reg_class_names, debug_reload_to_stream):
5200 * reload1.c (eliminate_regs, scan_paradoxical_subregs,
5201 delete_address_reloads_1, count_occurrences,
5202 reload_cse_mem_conflict_p, reload_combine_note_use,
5203 add_auto_inc_notes): Likewise.
5205 * resource.c (mark_referenced_resources, mark_set_resources):
5208 * rtlanal.c (rtx_unstable_p, rtx_varies_p, rtx_addr_varies_p,
5209 reg_mentioned_p, regs_set_between_p, modified_between_p,
5210 modified_in_p, refers_to_regno_p, reg_overlap_mentioned_p,
5211 rtx_equal_p, volatile_insn_p, volatile_refs_p, side_effects_p,
5212 may_trap_p, inequality_comparisons_p, replace_rtx, replace_regs,
5213 jmp_uses_reg_or_mem, for_each_rtx, regno_use_in): Likewise.
5215 * sched.c (sched_analyze_2, attach_deaths): Likewise.
5217 * stupid.c (stupid_mark_refs): Likewise.
5219 * unroll.c (remap_split_bivs): Likewise.
5221 * varasm.c (mark_constants): Likewise.
5223 * a29k/a29k.c (uses_local_reg_p): Likewise.
5225 * alpha/alpha.c (summarize_insn): Likewise.
5227 * arm/arm.c (symbol_mentioned_p, label_mentioned_p,
5228 eliminate_lr2ip): Likewise.
5230 * arm/thumb.c (symbol_mentioned_p, label_mentioned_p): Likewise.
5232 * i386/i386.c (symbolic_reference_mentioned_p, copy_all_rtx,
5233 reg_mentioned_in_mem): Likewise.
5235 * ns32k/ns32k.c (global_symbolic_reference_mentioned_p,
5236 symbolic_reference_mentioned_p): Likewise.
5238 * romp/romp.c (unsigned_comparisons_p, hash_rtx): Likewise.
5240 * sh/sh.c (regs_used, mark_use): Likewise.
5242 * vax/vax.c (vax_rtx_cost): Likewise.
5244 Fri Aug 20 18:38:43 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5246 * machmode.h (mode_name): Constify a char*.
5248 * rtl.c (mode_name): Likewise.
5250 * genopinit.c (gen_insn): Use accessor macro, not `mode_name'.
5252 * optabs.c (init_libfuncs): Constify a char*.
5254 * print-tree.c (mode_name): Remove redundant declaration.
5255 (print_node): Use accessor macro, not `mode_name'.
5257 * reload1.c (dump_needs): Constify a char*. Use accessor macro,
5259 (new_spill_reg): Constify a char*.
5261 * tree.c (mode_name): Remove redundant declaration.
5263 Fri Aug 20 18:31:26 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5265 * rtl.c (rtx_name): Constify a char*.
5267 * rtl.h (rtx_name, fix_sched_param): Likewise.
5269 * gmicro/gmicro.c (rtx_name): Remove redundant declaration.
5270 (mypr): Use accessor macro, not `rtx_name'.
5272 * genemit.c (print_code): Constify a char*.
5274 * genopinit.c (gen_insn): Use accessor macro, not `rtx_name'.
5276 * genpeep.c (print_code): Constify a char*.
5278 * genrecog.c (print_code): Likewise.
5280 * graph.c (start_fct, start_bb, node_data, draw_edge, end_fct,
5281 end_bb): Add static prototype.
5282 (draw_edge): Constify a char*.
5283 (end_bb): Remove unused parameter.
5285 * haifa-sched.c (fix_sched_param, safe_concat, print_exp
5286 print_block_visualization): Constify a char*.
5288 Fri Aug 20 15:02:10 1999 Mark Mitchell <mark@codesourcery.com>
5290 * c-common.c (c_get_alias_set): Update comment.
5292 1999-08-20 Andreas Jaeger <aj@arthur.rhein-neckar.de>
5294 * linux.h (LIB_SPEC): Added.
5296 Fri Aug 20 22:32:17 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
5298 * config/c4x/c4x.h (STARTFILE_SPEC): Don't define.
5300 1999-08-19 18:43 -0700 Zack Weinberg <zack@bitmover.com>
5302 * tree.c (expr_check): Fix typo in last change.
5304 1999-08-19 14:44 -0700 Zack Weinberg <zack@bitmover.com>
5306 * rtl.def (NOTE): Change format to "iuu0n".
5307 (ADDR_DIFF_VEC): Change format to "eEee0".
5308 (ADDRESSOF): Change format to "eit".
5310 * rtl.h (rtvec): Make "elem" an array of rtx, not rtunion.
5311 (RTVEC_ELT): Change to match.
5312 (XVECEXP): Use XVEC and RTVEC_ELT.
5313 (INSN_UID, INSN_CODE, CODE_LABEL_NUMBER, NOTE_LINE_NUMBER,
5314 ADDRESSOF_REGNO, REGNO, SUBREG_WORD): Use XINT.
5315 (PREV_INSN, NEXT_INSN, PATTERN, REG_NOTES,
5316 CALL_INSN_FUNCTION_USAGE, SUBREG_REG, SET_SRC, SET_DEST,
5317 TRAP_CONDITION, TRAP_CODE): Use XEXP.
5318 (INTVAL): Use XWINT.
5319 (ADDRESSOF_DECL): Use XTREE.
5320 (SET_ADDRESSOF_DECL): Delete.
5321 (NOTE_DECL_NAME, NOTE_DECL_CODE, NOTE_DECL_RTL,
5322 NOTE_DECL_IDENTIFIER, NOTE_DECL_TYPE): Kill. These have been
5323 ifdefed out since 2.6 at least.
5324 (gen_rtvec_vv): Delete prototype.
5326 * rtl.h (rtvec_alloc): rt->elem is now an array of rtx,
5328 (copy_most_rtx): Handle 't' format letter.
5329 * emit-rtl.c (gen_rtvec_v): rt_val->elem is an array of rtx.
5330 (gen_rtvec_vv): Delete function. All callers changed to use
5331 gen_rtvec_v instead.
5332 * print-rtl.c (print_rtx): Move special casing of NOTEs to
5333 the '0' format letter.
5335 * function.c (gen_mem_addressof): Don't use
5336 SET_ADDRESSOF_DECL; provide `decl' to gen_rtx_ADDRESSOF
5338 * integrate.c (copy_rtx_and_substitute): Likewise.
5339 Copy 't' slots with XTREE.
5340 (subst_constants): Treat 't' slots like '[swi]' slots.
5341 * cse.c (canon_hash, exp_equiv_p): Treat 't' slots like '0' slots.
5342 * jump.c (rtx_equal_for_thread_p): Likewise.
5343 * rtlanal.c (rtx_equal_p): Likewise.
5344 * stmt.c (expand_end_case): gen_rtx_ADDR_DIFF_VEC now takes
5345 only four arguments.
5346 * gengenrtl.c (type_from_format): Provide correct types for
5350 * tree.h [ENABLE_CHECKING] (TREE_CHECK, TREE_CLASS_CHECK):
5351 If a recent gcc is in use (always in stage2 and beyond), use
5352 statement expressions, so we don't make a function call unless
5353 the check fails. Evaluate arguments exactly once.
5354 (CHAIN_CHECK, DO_CHECK, DO_CHECK1, TREE_CHECK1,
5355 TREE_CLASS_CHECK1, TYPE_CHECK1, DECL_CHECK1, CST_CHECK1):
5357 (CST_OR_CONSTRUCTOR_CHECK, EXPR_CHECK): Redefine such that
5358 they evaluate their arguments exactly once, irrespective of
5359 the compiler in use.
5361 * tree.c [ENABLE_CHECKING]: Define whichever set of functions
5362 is used by the currently-enabled check macros. This is:
5363 (tree_check_failed, tree_class_check_failed): For gcc.
5364 (tree_check, tree_class_check, cst_or_constructor_check,
5365 expr_check): For other compilers.
5367 * gencheck.c: Do not define any *_CHECK1 macros.
5369 Thu Aug 19 14:42:38 1999 Mike Stump <mrs@wrs.com>
5370 Mark Mitchell <mark@codesourcery.com>
5372 * c-common.c (c_get_alias_set): Fix support for poitners and
5375 Thu Aug 19 11:51:22 EDT 1999 John Wehle (john@feith.com)
5377 * alias.c: Include tree.h.
5378 (nonlocal_reference_p, mark_constant_function): New functions.
5379 * flow.c (life_analysis): Call mark_constant_function.
5380 * rtl.h (mark_constant_function): Declare it.
5382 Thu Aug 19 15:02:01 1999 Nick Clifton <nickc@cygnus.com>
5384 * config/rs6000/rs6000.c (rs6000_override_options): Fix test for
5385 unrecognisable switches.
5387 Wed Aug 18 23:31:57 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
5389 * loop.c (recombine_givs): Set ix field after sorting.
5390 (recombine_givs): Remove bogus index / giv lockstep looping.
5392 Wed Aug 18 18:20:40 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5394 * expmed.c (emit_store_flag): If UNSIGNEDP, call unsigned_condition
5396 (emit_store_flag_force): Use do_compare_rtx_and_jump.
5397 (do_cmp_and_jump): Formatting fixes.
5398 * expr.c (do_compare_and_jump): Renamed from compare; changed to call
5399 do_compare_rtx_and_jump instead of compare_from_rtx.
5400 (do_compare_rtx_and_jump): New function; mostly copied from
5402 (do_jump_for_compare): Delete.
5403 (expand_expr): Use do_compare_rtx_and_jump when handling MAX_EXPR and
5405 (do_jump): Use do_compare_and_jump or do_compare_rtx_and_jump instead
5406 of compare/do_jump_for_compare pairs.
5407 (do_jump_by_parts_greater): Use do_jump_by_parts_greater_rtx.
5408 (do_jump_by_parts_greater_rtx): Use do_compare_rtx_and_jump instead of
5409 compare_from_rtx/do_jump_for_compare pairs.
5410 (do_jump_by_parts_equality): Likewise.
5411 (do_jump_by_parts_equality_rtx): Likewise.
5412 * expr.h (do_compare_rtx_and_jump): Declare.
5413 * optabs.c (prepare_cmp_insn): New function, contains most of the code
5414 that used to be in emit_cmp_insn.
5415 (cmp_available_p): New function.
5416 (prepare_operand): New function.
5417 (emit_cmp_and_jump_insn_1): New function, contains some code that used
5418 to be in emit_cmp_insn.
5419 (prepare_float_lib_cmp): Renamed from emit_float_lib_cmp; change some
5420 parameters to be pointers; don't emit final compare but modify some of
5421 the values pointed to by the args so the caller can perform the
5423 (expand_binop): Call emit_store_flag_force with signed forms of
5425 (expand_abs): Use do_compare_rtx_and_jump instead of compare_from_rtx/
5426 emit_jump_insn pair.
5427 (emit_cmp_and_jump_insn): Use prepare_cmp_insn and
5428 emit_cmp_and_jump_insn_1. Call emit_queue.
5429 (emit_cmp_insn): Just call emit_cmp_and_jump_insns with zero for LABEL
5431 * flow.c (tidy_fallthru_edge): If HAVE_cc0, verify insn before a
5432 jump sets cc0 before deleting it.
5433 * integrate.c (expand_inline_function): Likewise.
5434 * unroll.c (unroll_loop): Similar changes in several places.
5435 (copy_loop_body): If HAVE_cc0, verify insn before a jump sets cc0
5438 Wed Aug 18 06:37:44 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5440 * Makefile.in (insn-recog.o): Update dependencies.
5441 * genrecog.c (main): Make generated file include "function.h".
5443 Sat Aug 14 00:54:57 1999 Geoffrey Keating <geoffk@cygnus.com>
5445 * cse.c (cse_insn): Call never_reached_warning when a jump is
5446 changed to be unconditional.
5447 * flags.h: Declare warn_notreached.
5448 * flow.c (delete_block): Call never_reached_warning when
5450 * jump.c (delete_barrier_successors): Call never_reached_warning
5451 when we delete everything after a BARRIER.
5452 (never_reached_warning): New function.
5453 * rtl.h: Declare never_reached_warning.
5454 * toplev.c (warn_notreached): New variable.
5455 (lang_independent_options): Set warn_notreached
5456 when -Wunreachable-code.
5457 (compile_file): We need line numbers for -Wunreachable-code.
5459 Tue Aug 17 22:06:11 1999 Jan Hubicka <hubicka@freesoft.cz>
5461 * haifa-sched.c (insn_unit): Fix typo on out of range test.
5462 * sched.c (insn_unit): Likewise.
5464 Tue Aug 17 21:57:23 1999 Andreas Schwab <schwab@suse.de>
5466 * combine.c (distribute_notes): Handle REG_EH_RETHROW.
5468 Tue Aug 17 17:39:43 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
5470 * flow.c (create_edge_list): Use xmalloc, not malloc.
5472 Tue Aug 17 01:40:54 1999 Loren Rittle <ljrittle@acm.org>
5474 * fixinc/inclhack.def (no_double_slash): Do not trash single-line
5475 C-style comments. Do not lose the character before double slash.
5477 Mon Aug 16 18:08:22 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
5479 * basic-block.h (struct edge_list): Stucture to maintain a vector
5481 (EDGE_INDEX_NO_EDGE, EDGE_INDEX, INDEX_EDGE_PRED_BB, INDEX_EDGE_SUCC_BB,
5482 INDEX_EDGE, NUM_EDGES): New Macros for accessing edge list.
5483 (create_edge_list, free_edge-List, print_edge_list, verify_edge_list):
5484 New function prototypes.
5485 * flow.c (create_edge_list): Function to create an edge list.
5486 (free_edge_list): Discards memory used by an edge list.
5487 (print_edge_list): Debug output showing an edge list.
5488 (verify_edge_list): Internal consistency check for an edge list.
5489 (find_edge_index): Function to find an edge index for a pred and succ.
5491 Mon Aug 16 11:56:36 1999 Mark Mitchell <mark@codesourcery.com>
5493 * tree.c (type_hash_add): Use permalloc to allocate nodes in the
5496 Mon Aug 16 17:04:15 1999 Jorn Rennecke <amylaar@cygnus.co.uk>
5498 * mips.h (CLASS_CANNOT_CHANGE_SIZE): Define.
5500 Fri Aug 13 15:20:43 1999 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
5502 * config/i386/freebsd.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
5504 Fri Aug 13 10:21:28 1999 Nick Clifton <nickc@cygnus.com>
5506 * toplev.c (rest_of_compilation): Allow machine dependent
5507 reorganisation pass to place information into the RTL dump
5508 file if it so wishes.
5510 Sun Aug 15 12:41:21 1999 Jim Wilson <wilson@cygnus.com>
5512 * explow.c (hard_function_value): Use VOIDmode instead of
5514 * stmt.c (expand_return): Likewise.
5515 * stor-layout.c (get_best_mode): Likewise.
5517 * genemit.c (gen_expand): If next is MATCH_PAR_DUP, then output
5518 emit call instead of emit_insn call.
5520 Sat Aug 14 15:04:06 1999 Mumit Khan <khan@xraylith.wisc.edu>
5522 * configure.in: Handle --disable/enable-win32-registry.
5523 * install.texi: Document --disable/enable-win32-registry.
5524 * acconfig.h (ENABLE_WIN32_REGISTRY): New macro.
5525 (WIN32_REGISTRY_KEY): New macro.
5526 * prefix.c: Use to enable/disable win32-specific code.
5527 (lookup_key): Use versioned key.
5528 * configure: Regenerate.
5529 * config.in: Likewise.
5531 Fri Aug 13 17:41:55 1999 Jason Merrill <jason@yorick.cygnus.com>
5533 * cpplib.c (read_line_number): New fn, split out of...
5536 Fri Aug 13 14:18:27 1999 Gavin Romig-Koch <gavin@cygnus.com>
5538 tree.c (lang_unsave_expr_now) : New.
5539 (unsave_expr_now): Call lang_unsave_expr_now.
5540 tree.h (lang_unsave_expr_now) : New.
5542 Fri Aug 13 00:49:46 1999 Jason Merrill <jason@yorick.cygnus.com>
5544 * toplev.c (flag_new_exceptions): On by default.
5546 1999-08-13 Michael Meissner <meissner@cygnus.com>
5548 * Makefile.in (GCC_FOR_TARGET): Move -B./ after the tooldir -B.
5550 Fri Aug 13 01:29:57 1999 Alexandre Oliva <oliva@dcc.unicamp.br>
5552 * dwarfout.c (fundamental_type_code): Return FT_boolean for
5553 INTEGER_TYPE with precision==1, it's __java_boolean.
5555 Thu Aug 12 23:51:04 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
5557 * global.c (prune_preferences): Move some invariants out of the
5560 Thu Aug 12 15:30:29 1999 Jesse Perry (jap@unx.dec.com)
5562 * configure.in (alpha*-dec-osf*): Add osf5.
5564 Sun Aug 1 22:24:03 1999 Philip Blundell <philb@gnu.org>
5566 * configure.in: Rework handling of ARM GNU/Linux slightly.
5567 (arm*-*-linux-gnuoldld): New target.
5568 * configure: Regenerate.
5569 * install.texi (Configurations): Add arm-*-linux-gnu{oldld} and
5570 arm-*-elf. Mention that arm-*-linux-gnuaout is obsolete.
5571 * config/arm/linux-oldld.h: New file.
5572 * config/arm/linux-elf26.h: Don't include linux-elf.h.
5573 (TARGET_DEFAULT, SUBTARGET_LINK_SPEC, SUBTARGET_EXTRA_ASM_SPEC):
5575 * config/arm/linux-elf.h (ASM_SPEC): Define.
5576 (TARGET_DEFAULT, SUBTARGET_EXTRA_LINK_SPEC,
5577 SUBTARGET_EXTRA_ASM_SPEC, CPP_APCS_PC_DEFAULT): Add definitions
5578 for 26-bit APCS and old linker.
5579 (CPP_PREDEFINES): Define `__arm__'; don't define `arm' or
5581 (FP_DEFAULT): Define to FP_SOFT3 for all machines.
5582 * config/arm/linux-aout.h (CPP_PREDEFINES): Define `__arm__';
5583 don't define `arm' or `arm_elf'.
5584 * config/arm/t-linux (EXTRA_MULTILIB_PARTS, MULTILIB_OPTIONS,
5585 MULTILIB_DIRNAMES): Define. Fix typo in comment.
5587 Thu Aug 12 10:14:47 1999 Andreas Schwab <schwab@suse.de>
5589 * rtl.texi: Fix typo.
5591 Wed Aug 11 23:50:57 1999 Jason Merrill <jason@yorick.cygnus.com>
5593 * invoke.texi (C++ Dialect Options): Add -fms-extensions.
5595 Wed Aug 11 12:59:37 1999 Mark Mitchell <mark@codesourcery.com>
5597 * extend.texi (C++ Signatures): Remove node.
5598 * invoke.texi: Remove discussion of -fhandle-signatures,
5599 signature, sigof, __signature__, and __sigof__.
5601 Wed Aug 11 03:38:25 1999 Jeffrey A Law (law@cygnus.com)
5603 * Makefile.in (JAVAGC): Removed.
5605 Wed Aug 11 02:13:26 1999 Mumit Khan <khan@xraylith.wisc.edu>
5607 * i386/cygwin.h (ASM_OUTPUT_ALIGNED_BSS): Define.
5609 1999-08-11 Mark Elbrecht <snowball3@bigfoot.com>
5611 * i386/djgpp.h (ASM_OUTPUT_ALIGNED_BSS): Define.
5613 1999-08-11 Richard Earnshaw (rearnsha@arm.com)
5615 * emit-rtl.c (mark_reg_pointer): Don't increase the alignment of
5616 a register that is already known to be a pointer.
5618 1999-08-11 Bruce Korb <ddsinc09@ix.netcom.com>
5620 * fixinc/inclhack.tpl: Only install assert.h conditionally.
5621 * fixinc/inclhack.sh: Regenerated.
5622 * fixinc/fixincl.sh: Regenerated.
5624 Wed Aug 11 00:34:22 1999 Joe Buck <jbuck@synopsys.com>
5626 * invoke.texi: s/GNU CC/GCC/ for consistency with gcc.texi.
5627 Fix documentation of -ansi flag to describe its C++ behavior.
5628 Remove bogus reference to GCC 2.9.
5630 Tue Aug 10 17:19:02 1999 Jim Wilson <wilson@cygnus.com>
5632 * config/sh/sh.c (machine_dependent_reorg): Only call PUT_MODE on
5633 note if it is non-NULL.
5635 Tue Aug 10 10:47:42 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
5637 * except.h (eh_nesting_info): Add new structure defintion.
5638 (init_eh_nesting_info, free_eh_nesting_info): Add function prototypes.
5639 (reachable_handlers, update_rethrow_references): Add function
5641 * rtl.h (struct rtvec_def): Update comments. REG_EH_RETHROW takes
5642 a rethrow symbol instead of an integer exception region number.
5643 * flow.c (Make_edges): Use new exception nesting routines to determine
5644 which handlers are reachable from a CALL or asynchronous insn.
5645 Dont add an edge for calls with a REG_EH_REGION of -1 to non-local
5647 (delete_eh_regions): Update rethrow labels, and don't delete
5648 regions which are the target of a rethrow.
5649 * except.c (struct func_eh_entry): Add rethrow_ref field, now we can
5650 avoid overloading the SYMBOL_REF_USED flag.
5651 (rethrow_symbol_map): Use new rethrow_ref field.
5652 (rethrow_used): Use new rethrow_ref field.
5653 (expand_rethrow): REG_EH_RETHROW now has a SYMBOL_REF instead
5654 of an integer. Fix formatting.
5655 (output_exception_table_entry): Use new rethrow_ref field.
5656 (can_throw): Check for EH_REGION_NOTE before deciding
5657 whether a CALL can throw or not.
5658 (scan_region): Call rethrow_used() instead of accessing data structure.
5659 (update_rethrow_references): New function to make sure only regions
5660 which are still targets of a rethrow are flagged as such.
5661 (process_nestinfo): New static function to initialize a handler
5662 list for a specific region.
5663 (init_eh_nesting_info): New function to allocate and initialize
5664 the list of all EH handlers reachable from all regions.
5665 (reachable_handlers): New function to retrieve the list of handlers
5666 reachable from a specific region and insn.
5667 (free_eh_nesting_info): New function to dispose of a list of
5670 Tue Aug 10 10:39:31 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
5672 * flow.c (split_edge): Set JUMP_LABEL field.
5673 (commit_one_edge_insertion): Set head correctly for insert_before.
5674 When inserting insns, update insn block numbers if allocated.
5676 Tue Aug 10 09:26:07 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5678 * dwarf2out.c (dwarf2out_frame_debug_expr, add_incomplete_type,
5679 retry_incomplete_types): Add static prototype.
5680 (stripattributes, dwarf_cfi_name, ASM_OUTPUT_DWARF_STRING,
5681 dwarf_tag_name, dwarf_attr_name, dwarf_form_name,
5682 dwarf_stack_op_name, dwarf_type_encoding_name, add_AT_string,
5683 dwarf2_name, add_name_attribute, lookup_filename, dwarf2out_line,
5684 dwarf2out_start_source_file, dwarf2out_define, dwarf2out_undef):
5687 * dwarf2out.h (dwarf2out_define, dwarf2out_undef,
5688 dwarf2out_start_source_file, dwarf2out_line): Likewise.
5690 Tue Aug 10 09:21:46 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5692 * output.h (assemble_name): Constify a char*.
5694 * varasm.c (UNIQUE_SECTION, assemble_start_function,
5695 assemble_variable, assemble_name): Likewise.
5697 * dwarf2out.c (ASM_NAME_TO_STRING): Likewise.
5699 * arm/pe.c (arm_pe_unique_section): Likewise.
5701 * i386/cygwin.h (STRIP_NAME_ENCODING): Likewise.
5703 * i386/i386-interix.h (STRIP_NAME_ENCODING): Likewise.
5705 * i386/interix.c (i386_pe_unique_section): Likewise.
5707 * i386/win32.h (STRIP_NAME_ENCODING): Likewise.
5709 * i386/winnt.c (i386_pe_unique_section): Likewise.
5711 * m32r/m32r.h (ASM_OUTPUT_LABELREF): Likewise.
5713 * mn10200/mn10200.h (ASM_OUTPUT_LABELREF): Likewise.
5715 * mn10300/mn10300.h (ASM_OUTPUT_LABELREF): Likewise.
5717 * pa/pa.c (output_call): Likewise.
5719 * pa/pa.h (ASM_OUTPUT_MI_THUNK): Likewise.
5721 * pa/som.h (ASM_OUTPUT_FUNCTION_PREFIX): Likewise.
5723 * rs6000/rs6000.c (rs6000_output_load_toc_table, output_toc):
5726 * rs6000/rs6000.h (RS6000_OUTPUT_BASENAME, STRIP_NAME_ENCODING):
5729 * rs6000/sol2.h (ASM_OUTPUT_SOURCE_LINE): Likewise.
5731 * rs6000/sysv4.h (ASM_DECLARE_FUNCTION_NAME, ASM_OUTPUT_INT,
5732 STRIP_NAME_ENCODING, ASM_OUTPUT_LABELREF): Likewise.
5734 * v850/v850.h (ASM_OUTPUT_LABELREF): Likewise.
5736 Mon Aug 9 19:54:05 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5738 * real.c (GET_REAL, PUT_REAL): Use memcpy instead of bcopy.
5740 Mon Aug 9 19:36:00 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5742 * tree.h (lang_identify): Constify a char*.
5743 (print_error_function): Add extern prototype. Constify a char*.
5745 * c-lang.c (lang_identify): Constify a char*.
5747 * objc/objc-act.c (lang_identify): Constify a char*.
5749 Mon Aug 9 16:21:53 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5751 * genpeep.c (main): Make generated file include "function.h".
5752 * arm.c (function_really_clobbers_lr): Delete INLINE_HEADER case.
5754 Mon Aug 9 10:08:50 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5756 * Makefile.in: Update dependencies.
5757 * alias.c: Include "function.h"
5758 * c-decl.c: Likewise.
5759 * caller-save.c: Likewise.
5760 * calls.c: Likewise.
5761 * combine.c: Likewise.
5763 * explow.c: Likewise.
5764 * final.c: Likewise.
5765 * global.c: Likewise.
5766 * graph.c: Likewise.
5767 * local-alloc.c: Likewise.
5769 * optabs.c: Likewise.
5770 * profile.c: Likewise.
5771 * recog.c: Likewise.
5772 * regclass.c: Likewise.
5773 * regmove.c: Likewise.
5774 * reload.c: Likewise.
5775 * reorg.c: Likewise.
5776 * resource.c: Likewise.
5777 * sched.c: Likewise.
5778 * stupid.c: Likewise.
5779 * config/1750a/1750a.c: Likewise.
5780 * config/a29k/a29k.c: Likewise.
5781 * config/arc/arc.c: Likewise.
5782 * config/arm/arm.c: Likewise.
5783 * config/arm/thumb.c: Likewise.
5784 * config/c4x/c4x.c: Likewise.
5785 * config/clipper/clipper.c: Likewise.
5786 * config/convex/convex.c: Likewise.
5787 * config/fx80/fx80.c: Likewise.
5788 * config/i860/i860.c: Likewise.
5789 * config/m68k/m68k.c: Likewise.
5790 * config/m88k/m88k.c: Likewise.
5791 * config/mips/mips.c: Likewise.
5792 * config/pdp11/pdp11.c: Likewise.
5793 * config/pyr/pyr.c: Likewise.
5794 * config/romp/romp.c: Likewise.
5795 * config/sh/sh.c: Likewise.
5796 * config/tahoe/tahoe.c: Likewise.
5797 * config/vax/vax.c: Likewise.
5798 * config/we32k/we32k.c: Likewise.
5799 * config/sparc/sparc.c: Include "function.h".
5800 (mem_min_alignment): Test current_function rather than
5801 regno_pointer_align.
5802 * config/pa/pa.c: Likewise.
5803 (compute_frame_size): Delete declaration of
5804 current_function_outgoing_args_size.
5805 * config/arc/arc.h (current_function_varargs): Delete declaration.
5806 * config/elxsi/elxsi.h (current_function_calls_alloca): Delete
5808 * config/i370/i370.h (current_function_outgoing_args_size): Delete
5810 * config/i386/i386.h (FINALIZE_PIC): Delete declaration of
5811 current_function_uses_pic_offset_table.
5812 * config/m68k/a-ux.h (FUNCTION_EXTRA_EPILOGUE): Delete declaration
5813 of current_function_returns_pointer.
5814 * config/m68k/altos3068.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
5815 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
5816 * config/m68k/m68kv4.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
5817 * config/m68k/mot3300.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
5818 * config/m68k/pbb.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
5819 * config/m68k/tower-as.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
5820 * config/m88k/m88k.c: Include "function.h"
5821 (call_used_regs, current_function_pretend_args_size,
5822 current_function_outgoing_args_size, frame_pointer_needed): Delete
5824 * config/m88k/m88k.h (current_function_pretend_args_size): Delete
5826 * config/mips/mips.h (current_function_calls_alloca): Delete
5828 * config/mn10200/mn10200.h (current_function_needs_context,
5829 rtx_equal_function_value_matters): Delete declarations.
5830 * config/ns32k/ns32k (current_function_uses_pic_offset_table,
5831 flag_pic): Delete declarations.
5832 * config/pa/pa.h (current_function_pretend_args_size,
5833 current_function_decl): Delete declarations.
5834 * config/pa/som.h (current_function_varargs): Delete declaration.
5835 * config/pdp11/pdp11.h (current_function_pretend_args_size): Delete
5837 * config/pyr/pyr.h (current_function_pretend_args_size,
5838 current_function_args_size, current_function_calls_alloca): Delete
5840 * config/sh/sh.h (current_function_varargs): Delete declaration.
5841 * config/sparc/sparc.h (current_function_outgoing_args_size,
5842 current_function_calls_alloca, current_function_decl): Delete
5844 * config/spur/spur.h (current_function_pretend_args_size,
5845 current_function_calls_alloca): Delete declarations.
5846 * config/v850/v850.c (current_function_outgoing_args_size): Delete
5848 * config/vax/vms.h (current_function_name): Delete declaration.
5849 * gcse.c: Include "function.h".
5850 (current_function_name, current_function_calls_setjmp): Delete
5852 * haifa-sched.c: Include "function.h".
5853 (forced_labels): Delete declaration.
5855 * reg-stack.c: Likewise.
5856 * reload1.c: Likewise.
5857 * genemit.c (main): Make generated file include function.h.
5858 * genoutput.c (output_prologue): Likewise.
5860 * builtins.c (saveregs_value, apply_args_value): Delete variables.
5861 * emit-rtl.c (reg_rtx_no, first_label_num, first_insn, last_insn,
5862 sequence_rtl_expr, cur_insn_uid, last_linenum, last_filename,
5863 regno_pointer_flag, regno_pointer_flag_length, regno_pointer_align,
5864 regno_reg_rtx, sequence_stack): Delete variables. Add accessor
5865 macros for some of them.
5866 (emit_filename, emit_lineno): Delete declarations.
5867 (gen_reg_rtx): Use memset/memcpy instead of bzero/bcopy. Access
5868 regno_pointer_* variables through current_function.
5869 (gen_inline_header_rtx): Delete function.
5870 (save_emit_status): Delete function.
5871 (set_new_last_label_num): New function.
5872 (clear_emit_caches): New function.
5873 (restore_emit_status): Just clear last_labelnum and call
5875 (get_last_insn_anywhere): Variable sequence_stack is now accessed
5876 through macro seq_stack.
5877 (add_insn_after): Likewise.
5878 (add_insn_before): Likewise.
5879 (remove_insn): Likewise.
5880 (pop_topmost_sequence): Likewise.
5881 (in_sequence_p): Likewise.
5882 (start_sequence_for_rtl_expr): Likewise.
5883 (start_sequence): Likewise, and likewise for
5884 sequence_rtl_expr/seq_rtl_expr.
5885 (push_topmost_sequence): Likewise.
5886 (end_sequence): Likewise.
5887 (init_virtual_regs): Now takes a "struct emit_status *" argument.
5888 All callers changed. Store into that pointer instead of globals.
5889 (init_emit): Allocate emit elt of current_function.
5890 Changes for sequence_rtl_expr/sequence_stack renaming.
5891 Call clear_emit_caches instead of doing it in-line.
5892 Access regno_pointer_* variables through current_function.
5893 (init_emit_once) Don't clear sequence_stack.
5895 * expr.c (pending_stack_adjust, inhibit_defer_pop, pending_chain):
5897 (arg_pointer_save_area): Delete declaration.
5898 (finish_expr_for_function): Renamed from init_queue; no longer static.
5899 (init_expr): Don't call init_queue.
5900 (save_expr_status, restore_expr_status): Delete functions.
5901 (expand_expr): Changes to reflect new layout of struct function.
5902 Don't access current_function_check_memory_usage when current_function
5904 * expr.h (forced_labels, save_expr_regs, saveregs_value,
5905 apply_args_value, current_function_calls_alloca, inhibit_defer_pop,
5906 current_function_outgoing_args_size, current_function_arg_offset_rtx,
5907 current_function_uses_const_pool, function_call_count,
5908 current_function_uses_pic_offset_table, nonlocal_labels,
5909 current_function_internal_arg_pointer, nonlocal_goto_stack_level,
5910 current_function_check_memory_usage, nonlocal_goto_handler_slots,
5911 pending_stack_adjust, target_temp_slot_level, temp_slot_level): Delete
5913 (finish_expr_for_function): Declare.
5914 * flags.h (current_function_has_nonlocal_label,
5915 current_function_has_nonlocal_goto, current_function_is_thunk,
5916 current_function_has_computed_jump): Delete declarations.
5917 * flow.c (forced_labels): Delete declaration.
5918 * function.c (current_function_pops_args,
5919 current_function_returns_struct, current_function_returns_pcc_struct,
5920 current_function_needs_context, current_function_calls_setjmp,
5921 current_function_calls_longjmp, current_function_has_nonlocal_label,
5922 current_function_has_nonlocal_goto, current_function_is_thunk,
5923 current_function_has_computed_jump, current_function_calls_alloca,
5924 current_function_contains_functions, current_function_returns_pointer,
5925 current_function_epilogue_delay_list, current_function_args_size,
5926 current_function_pretend_args_size, current_function_arg_offset_rtx,
5927 current_function_outgoing_args_size, current_function_varargs,
5928 current_function_stdarg, current_function_args_info, cleanup_label,
5929 current_function_name, current_function_uses_const_pool,
5930 current_function_instrument_entry_exit, current_function_return_rtx,
5931 current_function_uses_pic_offset_table, nonlocal_labels,
5932 current_function_internal_arg_pointer, current_function_cannot_inline,
5933 current_function_check_memory_usage, function_call_count,
5934 nonlocal_goto_handler_slots, nonlocal_goto_handler_labels,
5935 nonlocal_goto_stack_level, return_label, save_expr_regs,
5936 stack_slot_list, rtl_expr_chain, tail_recursion_label, temp_slots,
5937 tail_recursion_reentry, arg_pointer_save_area, frame_offset,
5938 context_display, trampoline_list, parm_birth_insn, invalid_stack_slot,
5939 last_parm_insn, max_parm_reg, parm_reg_stack_loc, sequence_rtl_expr,
5940 temp_slot_level, var_temp_slot_level, target_temp_slot_level):
5942 (push_function_context_to): Don't save them. Don't call
5943 save_storage_status, save_emit_status or save_expr_status.
5944 (pop_function_context_from): Don't restore them. Don't call
5945 restore_storage_status or restore_expr_status.
5946 (get_func_frame_size): New function.
5947 (get_frame_size): Use it.
5948 (assign_outer_stack_local): Reflect some member name changes in struct
5950 (put_reg_into_stack): Likewise.
5951 (assign_stack_temp_for_type): sequence_rtl_expr was renamed to
5953 (fixup_var_refs): Likewise.
5954 (fix_lexical_addr): Likewise.
5955 (trampoline_address): Likewise.
5956 (prepare_function_start): Clear field inlinable of current_function.
5957 (init_function_for_compilation): New function.
5958 (expand_dummy_function_end): New function.
5959 (expand_function_end): Call finish_expr_for_function.
5960 * function.h (struct emit_status): New; fields moved here from struct
5961 function and from global variables. Add accessor macros for some of
5963 (struct expr_status): Likewise.
5964 (REGNO_POINTER_ALIGN, REGNO_POINTER_FLAG): Moved here from regs.h.
5965 (struct function): Add fields expr and emit, inlinable, inl_emit,
5966 original_arg_vector, original_decl_initial, inl_last_parm_insn,
5967 inl_max_label_num. Add many comments.
5968 Add accessor macros for all elts of struct function that no longer
5969 have a global variable.
5970 (cleanup_label, return_label, frame_offset, tail_recursion_label,
5971 tail_recursion_reentry, arg_pointer_save_area, rtl_expr_chain,
5972 stack_slot_list): Delete declarations.
5973 (get_func_frame_size): Declare.
5974 (save_expr_status, restore_expr_status, save_emit_status,
5975 save_storage_status, restore_storage_status): Delete declarations.
5976 (init_virtual_regs): Declare.
5977 * output.h (current_function_pops_args,
5978 current_function_returns_struct, current_function_returns_pcc_struct,
5979 current_function_needs_context, current_function_calls_setjmp,
5980 current_function_calls_longjmp, current_function_calls_alloca,
5981 current_function_has_nonlocal_label, current_function_varargs,
5982 current_function_has_computed_jump, current_function_returns_pointer,
5983 current_function_contains_functions, current_function_args_size,
5984 current_function_pretend_args_size, current_function_stdarg,
5985 current_function_outgoing_args_size, current_function_args_info,
5986 current_function_name, current_function_return_rtx,
5987 current_function_epilogue_delay_list,
5988 current_function_uses_const_pool, current_function_cannot_inline):
5989 Delete declarations.
5990 * regs.h (reg_rtx_no, regno_pointer_flag, regno_pointer_flag_length,
5991 regno_reg_rtx): Delete declaration.
5992 (REGNO_POINTER_FLAG): Delete macro.
5993 * stmt.c (expand_goto): Changes to reflect that some fields in struct
5994 function were renamed.
5995 * stor-layout.c (save_storage_status, restore_storage_status): Delete
5997 * toplev.c: Include "function.h".
5998 (current_function_decl): Delete declaration.
5999 (compile_file): Call init_dummy_function_start and
6000 expand_dummy_function_end around some initializations that need to
6002 (rest_of_compilation): Use DECL_SAVED_INSNS properly.
6003 Call init_function_for_compilation.
6004 * unroll.c: Include "function.h"
6005 (unroll_loop): Access regno_pointer_* variables through
6008 * tree.h (struct tree_decl): Add elt f to saved_insns member.
6009 (DECL_SAVED_INSNS): use it.
6010 (expand_dummy_function_end): Declare.
6011 (init_function_for_compilation): Declare.
6012 * calls.c (calls_function_1): Change use of DECL_SAVED_INSNS now
6013 that it's no longer an INLINE_HEADER.
6014 (expand_call): Likewise.
6015 * integrate.c (finish_inline): Delete function.
6016 (max_parm_reg, parm_reg_stack_loc): Delete declarations.
6017 (initialize_for_inline): Delete min_labelno, max_labelno and max_reg
6018 args. Don't generate an INLINE_HEADER rtx, just return the arg
6019 vector. All callers changed.
6020 (save_for_inline_copying): Create a duplicate struct emit_status to
6021 hold the emit state for compiling the current function. Use this and
6022 the other new fields in struct function that are for integration
6023 instead of an INLINE_HEADER.
6024 Use memcpy instead of bcopy.
6025 Store the current struct function in DECL_SAVED_INSNS of fndecl.
6026 (save_for_inline_nocopy): Similar changes, except no new emit_status
6028 (expand_inline_function): Get information from function structure,
6029 not from an inline header rtx.
6030 (output_inline_function): Lose code to extract the necessary
6031 information from an inline header; simply put back the function
6032 structure into current_function. Clear its inlinable elt.
6033 * rtl.def (INLINE_HEADER): Delete.
6034 * rtl.h: Delete all accessors for an INLINE_HEADER.
6035 (gen_inline_header_rtx): Delete declaration.
6036 (regno_reg_rtx, regno_pointer_align, nonlocal_goto_handler_labels):
6037 Delete declarations.
6038 (REGNO_POINTER_ALIGN): Delete.
6039 (clear_emit_caches): Declare.
6040 (set_new_last_label_num): Declare.
6042 Mon Aug 9 01:52:24 1999 Jason Merrill <jason@yorick.cygnus.com>
6044 * print-tree.c (print_node): Print base for OFFSET_TYPEs.
6046 * except.c (expand_eh_region_start_for_decl): Always start a new block.
6047 * stmt.c (is_eh_region): Make sure current_function is present, too.
6049 Mon Aug 9 01:15:24 1999 Jeffrey A Law (law@cygnus.com)
6051 * pa.h (HARD_REGNO_MODE_OK): Correctly handle FPregs, even when
6052 for 64bit PA targets.
6054 * pa.h (SELECT_SECTION): Define.
6055 * som.h (SELECT_SECTION): Delete.
6057 Sun Aug 8 15:13:20 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6059 * alias.c (init_alias_analysis): Wrap call to
6060 `prologue_epilogue_contains' within HAVE_prologue||HAVE_epilogue.
6062 1999-08-07 Bruce Korb <autogen@linuxbox.com>
6064 * fixinc/inclhack.def(irix_asm_apostrophe): IRIX 5.2's
6065 <sys/asm.h> contains an asm comment with an apostrophe
6066 * fixinc/inclhack.sh: regen
6067 * fixinc/fixincl.x: regen
6069 Sat Aug 7 19:37:07 1999 Richard Henderson <rth@cygnus.com>
6071 * function.c (init_function_start): Clear prologue & epilogue.
6072 (prologue_epilogue_contains): New function.
6073 * alias.c (init_alias_analysis): Use it.
6074 * rtl.h (prologue_epilogue_contains): Declare it.
6076 Sat Aug 7 19:32:16 1999 Richard Henderson <rth@cygnus.com>
6078 * jump.c (onlyjump_p): New function.
6079 * rtl.h: Declare it.
6080 * flow.c (delete_unreachable_blocks): Use onlyjump_p instead
6081 of condjump_p in calling tidy_fallthru_edge and merge_blocks.
6083 Sat Aug 7 17:09:36 1999 Richard Henderson <rth@cygnus.com>
6085 * global.c (build_insn_chain): Use EXECUTE_IF_SET_IN_REG_SET
6086 to invert loops. Simplify block scanning.
6088 Sat Aug 7 02:11:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
6090 * gcse.c (hash_scan_set): Treat SYMBOL_REFs like CONST_INTs.
6091 (cprop_insn): Treat SYMBOL_REFs like CONST_INTs.
6093 1999-08-07 Jonathan Larmour <jlarmour@cygnus.co.uk>
6095 * config/sparc/liteelf.h: New file to support sparclite-elf target
6096 * config/sparc/t-sp86x: New file to support sparc86x targets
6097 * config/sparc/sp86x-aout.h: New file to support sparc86x-aout target
6098 * config/sparc/sp86x-elf.h: New file to support sparc86x-elf target
6099 * configure.in: Support above target triplets
6100 * configure: Regenerated
6102 Sat Aug 7 01:39:27 1999 Philippe De Muyter <phdm@macqel.be>
6104 * fixinc/server.c (server_setup): Do not prefix function used as
6107 Sat Aug 7 00:21:20 1999 Richard Henderson <rth@cygnus.com>
6109 * alpha.md (movhi and movqi patterns): Correct predicate for !BWX.
6110 Remove fp reg alternatives.
6112 Sat Aug 7 00:06:54 1999 Jeffrey A Law (law@cygnus.com)
6114 * Makefile.in (TAROUTOPTS): Kill.
6115 (install-headers-tar): Use "xpf" for tar headerfile extraction
6116 * i370/x-oe (TAROUTOPTS): Delete.
6117 * m68k/x-apollo68 (TAROUTOPTS): Delete.
6118 * m68k/x-hp320 (TAROUTOPTS): Delete.
6119 * m68k/x-hp320g (TAROUTOPTS): Delete.
6120 * gcc.texi: Update bug reporting text.
6122 1999-08-6 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
6124 * reg-stack.c (change_stack) Fixed problem with negative array index.
6126 Fri Aug 6 23:08:44 1999 Jeffrey A Law (law@cygnus.com)
6128 * extend.texi, install.texi: Fix spelling mistakes.
6130 * Makefile.in (PREMADE_ATTRTAB_MD, PREMADE_ATTRTAB): Delete.
6131 (s-attrtab); No longer try to use pre-made insn-attrtab file.
6132 * mips/t-bsd: Delete references to obsolete PREMADE_ATTRTAB and
6134 * mips/t-ecoff: Likewise.
6135 * mips/t-elf: Likewise.
6136 * mips/t-mips: Likewise.
6137 * mips/t-osfrose: Likewise.
6138 * mips/t-r3900: Likewise.
6139 * mips/t-svr3: Likewise.
6140 * mips/t-svr4: Likewise.
6141 * mips/t-ultrix: Likewise.
6143 * gcc.texi: Document recommend means to provide software floating
6144 point libraries in libgcc.a
6146 1999-08-06 Jason Merrill <jason@yorick.cygnus.com>
6148 * c-lex.c (yylex): We can have a number with no digits.
6150 Fri Aug 6 16:53:55 EDT 1999 John Wehle (john@feith.com)
6152 * jump.c (delete_prior_computation): New function, broken
6153 out of delete_computation. Check for side effects with
6154 side_effects_p instead of FIND_REG_INC_NOTE. Handle
6155 multi-word hard registers.
6156 (delete_computation): Use it. Check for side effects with
6157 side_effects_p instead of FIND_REG_INC_NOTE. Synthesize a
6158 missing REG_DEAD note for a register which is both set and
6161 Fri Aug 6 11:05:29 1999 Jeffrey A Law (law@cygnus.com)
6163 * elf.h (TEXT_SPACE_P, FUNCTION_NAME_P): Delete.
6164 (ASM_GLOBALIZE_LABEL, ASM_OUTPUT_INT, ASM_OUTPUT_DOUBLE_INT): Likewise.
6165 (ASM_FILE_START): Import _mcount with the right type.
6166 (ASM_DECLARE_FUNCTION_NAME): Define.
6167 (ASM_OUTPUT_EXTERNAL, ASM_OUTPUT_EXTERNAL_LIBCALL): Define.
6168 * pa.c (output_function_prologue): Always emit the function's label
6170 * pa.h (TEXT_SPACE_P): Define.
6171 (FUNCTION_NAME_P, ENCODE_SECTION_INFO, STRIP_NAME_ENCODING): Likewise.
6172 (ASM_OUTPUT_INT, ASM_OUTPUT_DOUBLE_INT, ASM_GLOBALIZE_LABEL): Likewise.
6173 * som.h (TEXT_SPACE_P): Delete.
6174 (FUNCTION_NAME_P, ENCODE_SECTION_INFO, STRIP_NAME_ENCODING): Likewise.
6175 (ASM_GLOBALIZE_LABEL, ASM_OUTPUT_INT): Likewise.
6177 Thu Aug 5 19:29:39 1999 Jim Wilson <wilson@cygnus.com>
6179 * expr.c (emit_group_load): Allow src to be a CONCAT.
6181 Thu Aug 5 22:27:15 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
6183 * config/sh/lib1funcs.asm (___movstrSI0): Change or r0,r0,r0 to nop.
6184 (___mulsi3): Use '!' comment character.
6186 Thu Aug 5 13:34:14 1999 Bernd Schmidt <bernds@cygnus.co.uk>
6188 * reload1.c (maybe_fix_stack_asms): Also declare P as "const char *".
6190 Thu Aug 5 02:40:42 1999 Jeffrey A Law (law@cygnus.com)
6192 * gcc.c: Update URLs and mail addresses.
6193 * gcc.texi: Likewise.
6195 Thu Aug 5 01:14:13 1999 Daniel Jacobowitz <drow@false.org>
6197 * rs6000.c (current_file_function_operand): Return zero for
6199 (rs6000_encode_section_info): Do not set SYMBOL_REF_FLAG for
6201 * rs6000.h (ENCODE_SECTION_NIFO): Do not set SYMBOL_REF_FLAG
6204 Thu Aug 5 00:56:30 1999 Geoffrey Keating <geoffk@cygnus.com>
6206 * rs6000.c (rs6000_stack_info): For ABI_V4/ABI_SOLARIS -fpic, always
6207 allocate space in the stack frame for the PIC register.
6209 Thu Aug 5 00:20:47 1999 Jeffrey A Law (law@cygnus.com)
6211 * m68k.md (xordi3, anddi3): These patterns are not available on
6214 Wed Aug 4 23:39:20 1999 Mark Mitchell <mark@codesourcery.com>
6216 * real.c (GET_REAL): Don't violate ANSI/ISO aliasing rules.
6217 (PUT_REAL): Likewise.
6219 Wed Aug 4 20:45:04 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
6221 * final.c (shorten_branches): Don't add an alignment for loops
6222 that have no label inside.
6224 Wed Aug 4 16:39:24 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6226 * builtins.c (expand_builtin_memcmp, expand_builtin_strcmp): Wrap
6227 prototypes in macro HAVE_cmpstrsi.
6229 * cpplib.c (cpp_get_token): Remove unused label `op3'.
6231 * emit-rtl.c (operand_subword): Remove unused variable
6234 * rtl.c (shallow_copy_rtx): Remove unused variable `format_ptr'.
6236 * tree.c (chainon): Wrap variable `t2' in macro ENABLE_CHECKING.
6238 Wed Aug 4 13:29:23 1999 Zack Weinberg <zack@bitmover.com>
6240 * cpphash.c (macroexpand): Delete leading whitespace when arg
6241 is concatenated before.
6242 (unsafe_chars): Correct test for whether + and - can extend a
6245 * cppinit.c (cpp_start_read): Do dependencies for
6246 -include/-imacros files also.
6248 * cpplib.c (cpp_scan_buffer): In no-output mode, don't bother
6249 tokenizing non-directive lines.
6250 (cpp_expand_to_buffer): Temporarily disable no-output mode.
6251 * cppmain.c: In no-output mode, just call cpp_scan_buffer for
6254 Wed Aug 4 12:53:44 1999 Jason Merrill <jason@yorick.cygnus.com>
6256 * expr.c (expand_expr, case PLUS_EXPR): Fix parallel case, too.
6258 * c-lex.c: Sync with C++ frontend.
6259 (linemode): New variable.
6260 (parse_float): imag, conversion_errno, and type are output only.
6261 (yylex): Adjust. Move initial '.' case into main switch.
6263 (handle_generic_pragma): Just deal with tokens.
6264 (readescape): Use ISXDIGIT and ISGRAPH.
6265 * c-parse.in: Add END_OF_LINE token.
6267 * c-lex.c (lang_init): Generalize.
6268 (nextchar): Remove. Replace uses with UNGETC.
6269 (skip_white_space): Handle linemode here. Optimize for cpplib.
6270 (skip_white_space_on_line): Remove.
6271 (extend_token_buffer_to): New fn.
6272 (extend_token_buffer): Use it.
6273 (read_line_number, check_newline): Just deal with tokens.
6274 (token_getch, token_put_back): New fns.
6275 (yylex): Use them. More cpplib optimizations. Simplify.
6277 Wed Aug 4 12:53:44 1999 Michael Tiemann <tiemann@holodeck.cygnus.com>
6278 Jason Merrill <jason@yorick.cygnus.com>
6280 * c-lex.c (init_parse): Set cpp_token to CPP_DIRECTIVE.
6281 (consume_string): Make this smart about USE_CPPLIB.
6282 (check_newline): Rewrite to be intelligent about USE_CPPLIB.
6283 (yylex): Rewrite to be intelligent about USE_CPPLIB.
6284 Also, clean up cases where we redundantly set token_buffer[0].
6285 (read_line_number): New fn.
6286 (ignore_escape_flag): New variable.
6288 Wed Aug 4 13:12:17 1999 Jeffrey A Law (law@cygnus.com)
6290 * a29k/t-a29kbare: Fix some comments.
6291 (LIB2FUNCS_EXTRA): Remove fp-bit.c and dp-bit.c
6292 (FPBIT, DPBIT): Define.
6293 * a29k/t-vx29k: Likewise.
6294 * arc/t-arc: Likewise.
6295 * arm/t-arm-elf: Likewise.
6296 * arm/t-bare: Likewise.
6297 * arm/t-pe: Likewise.
6298 * arm/t-pe-thumb: Likewise.
6299 * arm/t-semi: Likewise.
6300 * arm/t-thumb: Likewise.
6301 * arm/t-thumb-elf: Likewise.
6302 * arm/t-thumb-linux: Likewise.
6303 * h8300/t-h8300: Likewise.
6304 * i960/t-i960: Likewise.
6305 * i960/t-vxworks960: Likewise.
6306 * m32r/t-m32r: Likewise.
6307 * mips/t-ecoff: Likewise.
6308 * mips/t-elf: Likewise.
6309 * mips/t-r3900: Likewise.
6310 * pa/t-pro: Likewise.
6311 * rs6000/t-aix43: Likewise.
6312 * rs6000/t-beos: Likewise.
6313 * rs6000/t-newas: Likewise.
6314 * rs6000/t-ppccomm: Likewise.
6315 * rs6000/t-rs6000: Likewise.
6316 * rs6000/t-winnt: Likewise.
6317 * rs6000/t-xnewas: Likewise.
6318 * rs6000/t-xrs6000: Likewise.
6319 * sh/t-sh: Likewise.
6320 * sparc/t-elf: Likewise.
6321 * sparc/t-sparcbare: Likewise.
6322 * sparc/t-sparclite: Likewise.
6323 * sparc/t-splet: Likewise.
6324 * v850/t-v850: Likewise.
6325 * mn10200/t-mn10200: Fix comments.
6326 * mn10300/t-mn10300: Likewise.
6328 * pa.md (divsi3, udivsi3, modsi3, umodsi3 expanders): Clobber a new
6329 dummy operand. Allocate a new pseudo for the dummy operand.
6330 (divsi3, udivsi3, modis3, umodsi3 patterns): Corresponding changes.
6332 * pa.md (movqi, movhi patterns): Do not expose FP regs to regclass.
6334 Wed Aug 4 11:53:55 1999 Tom Tromey <tromey@cygnus.com>
6336 * configure: Rebuilt.
6337 * configure.in: Removed --enable-java-gc option and JAVAGC subst.
6339 Wed Aug 4 09:06:14 1999 Richard Earnshaw (rearnsha@arm.com)
6341 * recog.c (preproces_constraints): Zero recog_op_alt before
6342 processing the constraints.
6344 * arm.c (typedef minipool_node): Renamed from pool_node.
6345 (minipool_vector, minipool_size, minipool_vector_label): Similarly.
6346 (add_minipool_constant): New function.
6347 (dump_minipool): New function.
6348 (find_barrier): Remove special case for getting the insn size of
6349 an insn that references the constant pool.
6350 (minipool_fixup): New structure.
6351 (push_minipool_barrier): New function.
6352 (push_minipool_fix): New function.
6353 (note_invalid_constants): New function.
6354 (add_pool_constant, dump_table, fixit, broken_move): Delete.
6355 (arm_reorg): Rewrite code to fix up the constant pool into a
6356 series of mini-pools embedded in the insn stream.
6357 (arm_output_epilogue): New function, made mainly from the body
6358 of output_func_epilogue.
6359 (output_func_epilogue): Move insn generation part of epilogue code
6360 to arm_output_epilogue.
6361 * arm.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY): Delete.
6362 * arm.md (pool_range): New attribute.
6363 (zero_extendqidi2): Add attribute pool_range.
6364 (zero_extend_hisi_insn, load_extendqisi, extendhisi_insn,
6365 extendqihi_insn, extendqisi_insn, movdi, movsi_insn, pic_load_addr,
6366 pic_load_addr_based_insn, movhi_insn_arch4, movhi_insn_littleend,
6367 movhi_insn_bigend, loadhi_si_bigend, movsf_hard_insn, movsf_soft_insn,
6368 movdf_hard_insn, movdf_soft_insn, movxf_hard_insn): Likewise.
6369 (epilogue): New expand.
6370 (epilogue_insn): New insn. Call arm_output_epilogue.
6372 * arm.c (arm_poke_function_name): Undo change of July 17. Tidy up.
6373 * arm.h (TARGET_SWITCHES): Add missing doc string for TARGET_DEFAULT.
6375 Mon Aug 2 19:18:44 1999 Jason Merrill <jason@yorick.cygnus.com>
6377 * linux.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
6379 1999-08-04 Mark Elbrecht <snowball3@bigfoot.com>
6381 * config/i386/djgpp.h (BSS_SECTION_ASM_OP): Define.
6383 Wed Aug 4 02:15:32 1999 Richard Henderson <rth@cygnus.com>
6385 * jump.c (delete_insn): Delete the addr_vec when deleting a tablejump.
6387 Wed Aug 4 01:48:08 1999 Jim Kingdon <http://developer.redhat.com>
6389 * global.c: Fix comment.
6391 Wed Aug 4 01:43:01 1999 Ian Lance Taylor <ian@zembu.com>
6393 * gcc.c (access_check): New static function.
6394 (find_a_file): Use it when searching a directory list.
6395 * collect2.c (find_a_file): Don't accept directories found when
6396 searching a directory list.
6398 Wed Aug 4 01:40:43 1999 Philippe De Muyter <phdm@macqel.be>
6400 * tlink.c (symbol_hash_lookup): Do not prefix functions used as
6401 function parameters with `&'.
6402 (file_hash_lookup, demangled_hash_lookup, tlink_init): Ditto.
6404 Wed Aug 4 01:08:44 1999 Jeffrey A Law (law@cygnus.com)
6406 * flow.c (delete_unreachable_blocks): Do not call merge_blocks
6407 or tidy_fallthru_edge if the last insn in the block is not
6408 an unconditional jump or a simple conditional jump.
6410 Tue Aug 3 20:21:20 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
6412 * Makefile.in (c-decl.o): Depends on defaults.h.
6414 Tue Aug 3 14:14:52 1999 Jeffrey A Law (law@cygnus.com)
6416 * pa.h (HARD_REGNO_NREGS): FP registers are always 4 bytes wide for
6418 (CLASS_MAX_NREGS): Likewise.
6420 Tue Aug 3 03:51:20 1999 Jeffrey A Law (law@cygnus.com)
6422 * cse.c (cse_insn): Fix dumb thinko in last change.
6424 Tue Aug 3 10:36:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
6426 * reload1.c (maybe_fix_stack_asms): Declare CONSTRAINTS as
6429 Mon Aug 2 23:45:45 1999 Hans-Peter Nilsson <hp@bitrange.com>
6431 * dwarf2out.c (add_location_or_const_value_attribute): Correct
6432 test for sizes of passed and declared parameter types.
6434 Tue Aug 3 00:03:41 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6436 * fixincludes: Fix the return type of bsearch, char* -> void*.
6438 * fixinc/inclhack.def: Likewise.
6440 Mon Aug 2 18:29:32 1999 Mark Mitchell <mark@codesourcery.com>
6442 * invoke.texi (-fdump-translation-unit): New option.
6444 Mon Aug 2 17:54:19 1999 Richard Henderson <rth@cygnus.com>
6446 * expr.h (PROMOTE_PROTOTYPES): Move ...
6447 * defaults.h: ... to here.
6448 * c-decl.c: Include defaults.h instead of expr.h.
6449 * c-typeck.c: Include defaults.h.
6451 Mon Aug 2 17:10:24 1999 Mark Mitchell <mark@codesourcery.com>
6453 * toplev.h (errorcount): Declare.
6454 (warningcount): Likewise.
6455 (sorrycount): Likewise.
6456 * c-lex.c (errorcount): Don't declare.
6457 * dwarf2out.c (errorcount): Don't declare.
6459 Mon Aug 2 17:02:08 1999 Jason Merrill <jason@yorick.cygnus.com>
6461 * config/libgloss.h: Add a note discouraging use with ELF.
6462 * configure.in: Don't use libgloss.h for ELF targets.
6463 Always use_collect2 on a.out targets.
6465 Mon Aug 2 16:27:42 1999 Jim Wilson <wilson@cygnus.com>
6467 * combine.c (force_to_mode, case LSHIFTRT): Add goto shiftrt.
6468 (force_to_mode, case ASHIFTRT): Add shiftrt label.
6470 Tue Aug 3 00:45:02 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
6472 * loop.c (strength_reduce): When doing biv->giv conversion, update
6473 reg note of NEXT->insn.
6475 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
6477 * real.c (PUT_REAL): Clear unused bytes if long double is IEEE quad.
6479 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
6481 * c-decl.c (get_parm_info, store_parm_decls): Change all uses of
6482 PROMOTE_PROTOTYPES, so that it tests it as a C expression.
6483 Ensure expr.h is included.
6484 * c-typecheck.c (convert_arguments): Ditto.
6486 * expr.h: Supply default for PROMOTE_PROTOTYPES (0).
6488 * config/arc/arc.h: Define PROMOTE_PROTOTYPES to 1.
6489 * config/convex/convex.h: Ditto.
6490 * config/dsp16xx/dsp16xx.h: Ditto.
6491 * config/fx80/fx80.h: Ditto.
6492 * config/gmicro/gmicro.h: Ditto.
6493 * config/i370/i370.h: Ditto.
6494 * config/i386/i386.h: Ditto.
6495 * config/m32r/m32r.h: Ditto.
6496 * config/m68k/m68k.h: Ditto.
6497 * config/m88k/m88k.h: Ditto.
6498 * config/mips/mips.h: Ditto.
6499 * config/pa/pa.h: Ditto.
6500 * config/pyr/pyr.h: Ditto.
6501 * config/tahoe/tahoe.h: Ditto.
6502 * config/we32k/we32k.h: Ditto.
6504 * config/sparc/sparc.h: Define PROMOTE_PROTOTYPES
6507 * config/i1750a/i1750a.h: Define PROMOTE_PROTOTYPES to 0.
6509 * config/i860/paragon.h: Remove PROMOTE_PROTOTYPES
6512 * tm.texi: Document new usage of PROMOTE_PROTOTYPES.
6514 1999-08-02 Richard Henderson <rth@cygnus.com>
6516 * m32r.c (m32r_setup_incoming_varargs): Use get_varargs_alias_set
6517 for the register spill block.
6519 * m32r.h (EXPAND_BUILTIN_VA_ARG): New.
6520 (EXPAND_BUILTIN_SAVEREGS): Delete #if 0 code.
6522 * m32r.h (INT8_P): Don't short-cut test with (unsigned).
6523 (INT16_P, CMP_INT16_P, UINT16_P): Likewise.
6524 (UPPER16_P, UINT24_P, INT32_P, UINT5_P): Likewise.
6526 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
6528 * config/sparc/linux.h: Define WCHAR_TYPE as "int" and undef
6529 MAX_WCHAR_TYPE defined in sparc.h.
6530 * config/sparc/linuxaout.h: Likewise.
6531 * config/sparc/linux64.h: Likewise.
6532 Also default to -mvis if CPU is UltraSPARC.
6534 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
6536 * config/sparc/sparc.h (ASM_DECLARE_REGISTER_GLOBAL): New macro.
6537 (RTX_OK_FOR_OLO10): Likewise.
6538 (GO_IF_LEGITIMATE_ADDRESS): If assembler supports offsetable
6539 %lo(), allow it in addresses...
6540 (PRINT_OPERAND_ADDRESS): ... and print it appropriately.
6541 * config/sparc/sparc.md (sethi_di_medlow_embmedany_pic): sethi %lo()
6542 does not make sense.
6543 * config/sparc/sparc.c (sparc_hard_reg_printed): New array.
6544 (sparc_output_scratch_registers): New function.
6545 (output_function_prologue, sparc_flat_output_function_prologue): Use
6547 * varasm.c (make_decl_rtl): Use ASM_DECLARE_REGISTER_GLOBAL if
6549 * tm.texi (ASM_DECLARE_REGISTER_GLOBAL): Document it.
6550 * configure.in: Add check for .register pseudo-op support in as and
6551 check for offsetable %lo().
6552 * acconfig.h: Add templates for the above checks.
6553 * configure: Regenerate.
6555 1999-08-02 Richard Henderson <rth@cygnus.com>
6557 * sparc/linux64.h (TARGET_DEFAULT): Remove MASK_APP_REGS.
6558 * sparc/sol2-sld-64.h (TARGET_DEFAULT): Likewise.
6559 * sparc/sol2.h (TARGET_DEFAULT): Likewise.
6561 Mon Aug 2 23:46:45 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
6563 * loop.c (strength_reduce): When doing biv->giv conversion, fix up
6566 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
6568 * config/float-sparc.h: New file.
6569 * configure.in: Use float_format=sparc for sparc-*-linux-gnulibc1,
6570 sparc-*-linux-gnu and sparc64-*-linux*.
6572 1999-08-02 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
6574 * rs6000.c (rs6000_va_list): Type is an array.
6575 (rs6000_va_start): Don't doubly adjust for varargs.
6576 (rs6000_va_arg): Evaluate long long GPR adjustment.
6578 Mon Aug 2 16:15:57 1999 David Edelsohn <edelsohn@gnu.org>
6580 * rs6000/aix43.h (SUBTARGET_SWITCHES): Use -m64 and -m32 instead of
6581 -maix64 and -maix32.
6582 (ASM_SPEC, ASM_CPU_SPEC, CPP_SPEC, CPP_CPU_SPEC, LIB_SPEC,
6583 LINK_SPEC): Change appropriately.
6584 * rs6000/rs6000.c (short_cint_operand): Use CONST_OK_FOR_LETTER_P.
6585 (u_short_cint_operand): Likewise.
6586 * rs6000/rs6000.md (movdi splitters): Add TARGET_POWERPC64 support
6588 * rs6000/t-aix43 (MULTILIB): Change to -m64.
6590 * invoke.texi (RS/6000 Submodel): Document 64-bit processor options.
6592 Mon Aug 2 16:15:57 1999 Geoff Keating <geoffk@cygnus.com>
6594 * rs6000/rs6000.c (num_insns_constant_wide): Correct
6596 (add_operand): Get test correct for 64-bit HOST_WIDE_INT.
6597 (non_add_cint_operand): Likewise.
6598 (logical_operand): Likewise.
6599 (non_logical_cint_operand): Likewise.
6600 (print_operand): Correct printf()s for 64-bit HOST_WIDE_INT.
6601 (print_operand_address): Correct printf() for 64-bit HOST_WIDE_INT.
6602 (rs6000_select_rtx_section): Suppress warning.
6603 (small_data_operand): Suppress warning.
6604 (rs6000_got_register): Suppress warning.
6605 * rs6000/rs6000.md (andsi3): HOST_WIDE_INT is a signed
6606 type, so `J' is generally the wrong constraint for a SImode value;
6608 (andsi3_internal2): Likewise.
6609 (andsi3_internal3): Likewise.
6610 (iorsi3_internal1): Likewise.
6611 (xorsi3_internal1): Likewise.
6613 (movsf_softfloat): Likewise.
6614 (scc insns): Likewise.
6615 (movsi+2): Preserve sign bits of SImode constant.
6616 (floatsidf2_internal+1): Sign-extend SImode constant correctly.
6617 (movdf+1): Sign-extend properly.
6618 (movdi_32+1): Sign-extend properly.
6619 (scc insns): Sign-extend properly.
6621 * md.texi (RS/6000 EXTRA_CONSTRAINTS): Update documentation for J,
6624 1999-08-02 Richard Henderson <rth@cygnus.com>
6626 * alpha.c (override_options): Move ev6 alpha_tp frobbing out of
6628 (print_operand): Notice alpha_fptm not alpha_tp for sw completion.
6629 * alpha.md (all fp insns): Likewise.
6631 1999-08-02 Nick Clifton <nickc@cygnus.com>
6633 * config/v850/v850.h (STRICT_ALIGNMENT): Only define if not
6636 Mon Aug 2 03:38:33 1999 Jeffrey A Law (law@cygnus.com)
6638 * pa.c (legitimize_pic_address): Clarify comments. Do not call the
6639 pic_load_label generator directly.
6640 * pa.md (pic_load_label): Clarify comments. Remove modes on operands.
6641 No longer a named pattern.
6643 Mon Aug 2 09:38:10 1999 Nick Clifton <nickc@cygnus.com>
6645 * explow.c (force_reg): Call force_operand if X does not
6646 satisfy general_operand.
6648 Mon Aug 2 01:34:22 1999 Jeffrey A Law (law@cygnus.com)
6650 * fix-header.c (main): When testing for CONTINUED, use string
6651 equality, not pointer equality.
6653 Mon Aug 2 01:27:24 1999 Dan Nicolaescu <dann@ics.uci.edu>
6655 * sparc.c (sparc_block_profiler): Use the %g2 register, not %o0.
6657 Sun Aug 1 22:46:42 1999 Jeffrey A Law (law@cygnus.com)
6659 * cse.c (cse_insn): Fix loop which deletes insns after a jump
6660 that has become an unconditional jump.
6662 * m68k.c (output_function_prologue): Fix typo in CPU32 case.
6663 (output_function_epilogue): Similarly.
6665 Sun Aug 1 20:14:00 1999 Bernd Schmidt <bernds@cygnus.co.uk>
6667 * tree.h (init_dummy_function_start): Declare.
6669 Sun Aug 1 12:55:31 1999 Bernd Schmidt <bernds@cygnus.co.uk>
6671 * stmt.c (emit_filename, emit_lineno, expr_stmts_for_value,
6672 last_expr_type, last_expr_value, block_start_count, block_stack,
6673 stack_block_stack, cond_stack, loop_stack, case_stack, nesting_stack,
6674 nesting_depth, goto_fixup_chain): Delete global vars; now allocated
6675 dynamically in stmt elt of struct function for each function.
6676 (struct nesting): Rename function_call_count elt to n_function_calls,
6677 target_temp_slot_level to block_target_temp_slot_level. All users
6679 (struct stmt_status): New structure definition.
6680 Add many accessor macros for stmt_status elements which previously
6681 were global variables.
6682 (init_stmt_for_function): Allocate stmt elt for current_function.
6683 Reflect that block_start_count was renamed to
6684 current_block_start_count.
6685 (save_stmt_status, restore_stmt_status): Delete functions.
6686 (preserve_subexpressions_p): Don't access loop_stack when outside
6688 (expand_start_bindings): Reflect that block_start_count was renamed to
6689 current_block_start_count.
6690 (expand_fixup): Likewise.
6691 (expand_decl): Don't access block_stack when outside a function.
6692 (expand_decl_cleanup): Likewise.
6693 (expand_dcc_cleanup): Likewise.
6694 (expand_dhc_cleanup): Likewise.
6695 (expand_anon_union_decl): Likewise.
6696 (set_file_and_line_for_stmt): New function.
6697 (in_control_zone_p): New function.
6699 * function.h (struct function): Add new elt stmt.
6700 Delete elts block_stack, stack_block_stack, cond_stack, loop_stack,
6701 case_stack, nesting_stack, nesting_depth, block_start_count,
6702 last_expr_type, last_expr_value, expr_stmts_for_value, emit_filename,
6703 emit_lineno, goto_fixup_chain.
6704 (save_eh_status, restore_eh_status, save_stmt_status,
6705 restore_stmt_status): Delete declarations.
6706 * function.c (push_function_context_to): Don't call save_stmt_status.
6707 (pop_function_context_to): Don't call restore_stmt_status.
6708 * tree.h (in_control_zone_p): Declare.
6709 * rtl.h (set_file_and_line_for_stmt): Declare.
6711 * emit-rtl.c (emit_line_note): Don't set emit_filename/emit_lineno;
6712 call set_file_and_line_for_stmt.
6714 Thu Jul 31 12:34:45 1999 Joe Buck <jbuck@synopsys.com>
6716 * gcc.texi: Use terms "GNU Compiler Collection" and "GCC".
6717 Also update copyright.
6719 Sat Jul 31 11:10:07 1999 Bernd Schmidt <bernds@cygnus.co.uk>
6721 * c-pragma.c: Don't include "except.h".
6722 * emit-rtl.c: Likewise.
6723 * stor-layout.c: Likewise.
6725 * varasm.c: Likewise.
6727 * flow.c: Include "function.h".
6728 * tree.h (init_dummy_function_start): Declare new function.
6730 * except.h (struct eh_status): New structure.
6731 (struct label_node, struct eh_entry): Declare even if tree.h hasn't
6733 (eh_return_stub_label, ehstack, catchstack, ehqueue,
6734 catch_clauses, false_label_stack, caught_return_label_stack,
6735 protect_list, current_function_ehc): Add accessor macros for the
6736 corresponding fields in current_function->eh; delete declarations
6737 for all items that used to be declared here.
6738 * except.c (eh_return_stub_label, ehstack, catchstack, ehqueue,
6739 catch_clauses, false_label_stack, caught_return_label_stack,
6740 protect_list, current_function_ehc): Delete variables.
6741 (init_eh_for_function): Allocate current_function->eh.
6742 (save_eh_status, restore_eh_status): Delete functions.
6744 * function.h (struct function): Add fields next_global and eh.
6745 Delete all exception handling related fields.
6746 * function.c (current_function): New variable.
6747 (all_functions): New variable.
6748 (push_function_context_to): Don't allocate a struct function,
6749 use current_function instead. Call init_dummy_function_start when
6750 outside a function. Clear current_function before returning.
6751 (pop_function_context_from): Restore current_function.
6752 Don't free the restored struct function.
6753 (prepare_function_start): New function.
6754 (init_dummy_function_start): New function.
6755 (init_function_start): Break out some code into prepare_function_start
6758 * stmt.c (save_stmt_status): Don't call save_eh_status.
6759 (restore_stmt_status): Don't call restore_eh_status.
6761 * Makefile.in: Update dependencies.
6763 Sat Jul 31 04:10:01 1999 Jeffrey A Law (law@cygnus.com)
6765 * pa.c (compute_frame_size): Use STARTINg_FRAME_OFFSET instead
6766 of depending on a magic constant value. Update comments.
6767 (hppa_expand_prologue): Similarly.
6769 * pa.md (reload_indi, reload_outdi): Allow any register for the
6770 original reload register.
6772 Fri Jul 30 19:41:35 1999 Jim Wilson <wilson@cygnus.com>
6774 * cccp.c (print_help): Change marcos to macros.
6776 1999-07-30 Richard Henderson <rth@cygnus.com>
6778 * c-typeck.c (initializer_constant_valid_p): Move ...
6779 * c-common.c (initializer_constant_valid_p): ... here. Use
6780 FOO_TYPE_P instead of tests against TREE_CODE. Allow subtraction
6782 * c-common.h (initializer_constant_valid_p): Declare.
6783 * c-tree.h (initializer_constant_valid_p): Remove.
6785 Fri Jul 30 16:33:42 1999 Mathias Froehlich <frohlich@na.uni-tuebingen.de>
6787 * config/i386/sol2-c1.asm: Align the stack.
6788 * config/i386/sol2-gc1.asm: Likewise.
6790 1999-07-30 Vladimir Makarov <vmakarov@loony.cygnus.com>
6792 * config/sparc/sparc.h (ASM_CPU32_DEFAULT_SPEC): Change -Av8 onto
6793 -Asparclite for sparc86x.
6794 (CPP_CPU32_DEFAULT_SPEC, CPP_CPU_SPEC): Remove -D__sparc_v8__ for
6796 (ASM_CPU_SPEC): Use -Asparclite for sparc86x.
6798 Fri Jul 30 14:53:56 1999 Jakub Jelinek <jj@ultra.linux.cz>
6800 * config/sparc/linux64.h (CC1_SPEC): Preserve CPU specified by
6801 the user if using the non-default arch size in BI_ARCH configuration.
6802 * config/sparc/sol2-sld-64.h (CC1_SPEC): Ditto.
6804 * config/sparc/sparc.md (cmp_mul_set, cmp_udiv_cc_set):
6805 Fix patterns so that they actually match.
6806 (cmp_sdiv_cc_set): Ditto, also don't require g0 to be zero.
6807 (mulsidi3_sp64, const_mulsidi3_sp64): New patterns.
6808 (const_mulsidi3_sp32): Renamed from const_mulsidi3, only on
6810 (mulsidi3): Reflect this in the expand.
6811 (smulsi3_highpart): Only on TARGET_ARCH32.
6812 (umulsidi3_sp64, const_umulsidi3_sp64): New patterns.
6813 (const_umulsidi3_sp32): Renamed from const_umulsidi3.
6814 (umulsidi3): Reflect this in the expand.
6815 (umulsi3_highpart): Only on TARGET_ARCH32.
6816 (divsi3_sp32): Renamed from divsi3, only on TARGET_ARCH32,
6817 don't require g0 to be zero.
6818 (udivsi3_sp32): Renamed from udivsi3, only on TARGET_ARCH32.
6819 ({,u}divsi3): New expands.
6820 ({,u}divsi3_sp64): New patterns.
6821 (after lshrdi3_v8plus): Four new patterns to help combiner
6822 optimizing nested mixed mode shifts.
6824 * config/sparc/sparc.c (sparc_override_options): Use deprecated
6825 v8 instructions if optimizing for UltraSPARC I, II, IIi, as it
6826 speed things up. Don't use them by default on plain v9 in 64bit
6827 mode, according to what SPAMv9 sais.
6829 * config/sparc/sparc.h: Fix comments, e.g. Linux already preserves
6830 top 32 bits of %[og][0-7] in signal handlers.
6831 Also, TARGET_HARD_MUL32 now is only true for TARGET_ARCH32.
6833 Fri Jul 30 03:00:41 1999 Jeffrey A Law (law@cygnus.com)
6835 * pa.md (zvdep_imm32): Renamed from zvdep_imm.
6836 (ashlsi3): Corresponding changes.
6838 * pa.c (compute_zdepwi_operands): Renamed from compute_zdepi_operands.
6840 Thu Jul 29 18:37:13 1999 Jeffrey A Law (law@cygnus.com)
6842 * pa.h (FIRST_PARM_CALLER_OFFSET): Delete.
6844 Thu Jul 29 19:01:58 1999 Bernd Schmidt <bernds@cygnus.co.uk>
6846 * arm.h (Hint): Delete macro.
6847 Substitute HOST_WIDE_INT for Hint in some prototypes.
6848 * arm.c: Substitute HOST_WIDE_INT for Hint in one prototype.
6850 Thu Jul 29 09:21:42 1999 Nick Clifton <nickc@cygnus.com>
6852 * builtins.c (expand_builtin_setjmp): Use force_operand to
6853 make sure that the buffer address is in a suitable form to be
6854 passed to force_reg.
6856 Wed Jul 28 12:50:48 1999 Geoff Keating <geoffk@cygnus.com>
6858 * config/mips/mips.c: system.h handles MIN and MAX, don't undefine
6861 Wed Jul 28 13:18:35 1999 Jeffrey A Law (law@cygnus.com)
6863 * pa.md (indirect_jump): Remove mode from match_operand. Verify
6864 proper mode in the condition string.
6865 (icacheflush, dcacheflush): Remove modes from match_operands.
6867 * pa.c (emit_move_sequence): Always convert scratch_reg to the
6868 proper mode before using it.
6870 * pa.md (adddi3, subdi3): Turn into a define_expand/define_insn
6873 * pa.c (store_reg): Do not call add_high_const generator directly.
6874 (load_reg, set_reg_plus_d): Likewise.
6875 * pa.md (add_high_const): No longer a named pattern.
6877 * pa.c (legitimize_address): Consistently use Pmode rather than
6878 SImode. Do not call gen_pic2_highpart directly anymore.
6879 * pa.md (pic2_highpart): No longer a named pattern.
6880 (pic2_lo_sum): Similarly. Reformat to make more readable.
6882 * pa.md (call, call_value): Use "word_mode" instead of "SImode" as
6887 Wed Jul 28 11:28:04 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
6889 * builtins.c (expand_builtin): Typo in call to expand_builtin_ffs.
6891 Wed Jul 28 11:23:48 1999 Richard Henderson <rth@cygnus.com>
6893 * pa.c (hppa_builtin_saveregs): Use get_varargs_alias_set
6894 and tag the spill mems.
6895 (hppa_va_start): New.
6897 * pa.h (EXPAND_BUILTIN_VA_START): New.
6898 (EXPAND_BUILTIN_VA_ARG): New.
6900 Wed Jul 28 11:22:21 1999 Richard Henderson <rth@cygnus.com>
6902 * mn10300.c (mn10300_builtin_saveregs): Use get_varargs_alias_set
6903 and tag the spill mems.
6904 (mn10300_va_start): New.
6905 (mn10300_va_arg): New.
6906 * mn10300.h (EXPAND_BUILTIN_VA_START): New.
6907 (EXPAND_BUILTIN_VA_ARG): New.
6909 Wed Jul 28 11:20:19 1999 Richard Henderson <rth@cygnus.com>
6911 * mn10200.c (mn10200_va_arg): New.
6912 * mn10200.h (EXPAND_BUILTIN_VA_ARG): New.
6914 Wed Jul 28 11:19:06 1999 Richard Henderson <rth@cygnus.com>
6916 * builtins.c (std_expand_builtin_va_arg): Use int_size_in_bytes
6917 rather than play with TREE_INT_CST_LOW.
6919 1999-07-27 Philip Blundell <pb@nexus.co.uk>
6921 * config/arm/telf.h: Include dbxelf.h.
6922 (CPP_PREDEFINES): Only define if not already defined.
6923 (ASM_IDENTIFY_GCC): Likewise.
6924 (SUBTARGET_EXTRA_SECTIONS): Likewise.
6925 (SUBTARGET_EXTRA_SECTION_FUNCTIONS): Likewise.
6926 * config/arm/thumb.h (LINK_SPEC): Only define if not already
6928 (DBX_DEBUGGING_INFO): Don't define.
6929 * config/arm/linux-telf.h: New file.
6930 * config/arm/linux-tgas.h: New file.
6931 * config/arm/t-thumb-linux: New file.
6932 * config/arm/uclinux-elf.h: New file.
6933 * config/arm/uclinux-telf.h: New file.
6934 * configure.in (arm-*-uclinux, thumb-*-linux-gnu,
6935 thumb-*-uclinux): New targets.
6936 * configure: Regenerate.
6938 Tue Jul 27 23:20:21 1999 Jeffrey A Law (law@cygnus.com)
6940 * pa.md (post_store, pre_load): New expanders.
6941 (post_stwm, pre_ldwm): Renamed to post_stw and pre_ldw respectively.
6942 (post_ldwm, pre_stwm): Make these unnamed patterns since we never
6943 need to directly generate RTL for them.
6944 * pa.c (hppa_expand_prologue, hppa_expand_epilogue): Corresponding
6947 Tue Jul 27 16:05:52 1999 David Edelsohn <edelsohn@gnu.org>
6949 * aix43.h (ASM_CPU_SPEC, CPP_CPU_SPEC): Add rs64a and PPC630.
6950 * rs6000.c (processor_target_table): Add powerpc64, rs64a, and PPC630.
6951 (rs6000_cpu): Choose between 32-bit and 64-bit default processors.
6952 (secndary_reload_class): Make TARGET_ELF conditional compile.
6953 (print_operand_address): Similar.
6954 (output_toc): Print all values as hex.
6955 (get_issue_rate): Rearrange and add RS64A and PPC630.
6956 * rs6000.h (processor_type): Add RS64A and PPC630.
6957 (PROCESSOR_POWERPC64): New.
6958 (PROMOTE_MODE): Use word_mode.
6959 (RTX_COSTS): Add RS64A and PPC630.
6960 * rs6000.md (scheduling information): Add lmul and ldiv
6961 representing 64-bit integer multiply and divide. Add rs64a and
6963 (ashldi3): Add support for "rldic" instruction.
6964 * sysv4.h (PROCESSOR_DEFAULT): Change to PROCESSOR_750.
6966 Tue Jul 27 15:31:53 1999 Vladimir Makarov <vmakarov@toad.to.cygnus.com>
6968 * config/sparc/sparc.c (sparc_override_options): Enable SPARCLITE
6969 instead of V8 for sparclite86x in cpu_table.
6971 Tue Jul 27 17:49:42 1999 Bernd Schmidt <bernds@cygnus.co.uk>
6973 * config/arm/coff.h (ASM_FILE_START): If generating SDB output, call
6974 output_file_directive.
6976 Tue Jul 27 03:15:33 1999 Jason Merrill <jason@yorick.cygnus.com>
6978 * expr.c (expand_expr, case PLUS_EXPR): Get the mode from the
6979 tree for op1, not the rtl.
6981 Tue Jul 27 00:18:34 1999 Richard Henderson <rth@cygnus.com>
6983 * m88k.c (m88k_builtin_saveregs): Break out the constructor code
6984 to m88k_va_start, leaving only the register spill.
6985 (m88k_build_va_list): New.
6986 (m88k_va_start): New.
6988 * m88k.h (BUILD_VA_LIST_TYPE): New.
6989 (EXPAND_BUILTIN_VA_START): New.
6990 (EXPAND_BUILTIN_VA_ARG): New.
6992 Mon Jul 26 19:07:11 1999 Geoff Keating <geoffk@cygnus.com>
6994 * config/rs6000/rs6000.c (rs6000_expand_builtin_saveregs):
6995 Rename from expand_builtin_saveregs.
6996 * config/rs6000/rs6000.h (EXPAND_BUILTIN_SAVEREGS): Change caller.
6998 Mon Jul 26 22:52:47 1999 Richard Henderson <rth@cygnus.com>
7000 * i960.c (i960_setup_incoming_varargs): Use get_varargs_alias_set
7001 for the register spill block.
7002 (i960_build_va_list): New.
7003 (i960_va_start): New.
7005 * i960.h (BUILD_VA_LIST_TYPE): New.
7006 (EXPAND_BUILTIN_VA_START): New.
7007 (EXPAND_BUILTIN_VA_ARG): New.
7008 * i960.md (store_multiple): Use change_address on individul mems.
7010 Mon Jul 26 22:43:12 1999 Richard Henderson <rth@cygnus.com>
7012 * builtins.c (stabilize_va_list): Don't INDIRECT_REF through
7014 (std_expand_builtin_va_start): Back out one word if !stdarg_p.
7015 (expand_builtin_va_end): Evaluate arg for side effects.
7016 * c-common.c (c_common_nodes_and_builtins): Construct a
7017 va_list_arg_type_node to handle array decomposition to pointer.
7019 Mon Jul 26 18:51:34 1999 Richard Henderson <rth@cygnus.com>
7021 * except.c (start_dynamic_cleanup): Use force_operand on the
7024 Mon Jul 26 16:43:26 1999 Richard Henderson <rth@cygnus.com>
7026 * c4x.h (EXPAND_BUILTIN_VA_ARG): New.
7027 * c4x.c (c4x_va_arg): New.
7029 Mon Jul 26 12:30:09 1999 Jason Merrill <jason@yorick.cygnus.com>
7031 * cpplib.c (cpp_get_token): Don't return a CPP_POP if the buffer
7034 1999-07-26 Nathan Sidwell <nathan@acm.org>
7036 * eh-common.h (__eh_matcher): Prototype correctly.
7038 Mon Jul 26 17:24:51 1999 Philip Blundell <pb@nexus.co.uk>
7040 * config/arm/thumb.h (THUMB_FLAG_SINGLE_PIC_BASE): Define.
7041 (TARGET_SINGLE_PIC_BASE): Likewise.
7042 (GOT_PCREL, NEED_GOT_RELOC, NEED_PLT_RELOC): Provide default
7044 (TARGET_CALLEE_INTERWORKING): Fix typo in comment.
7045 (TARGET_SWITCHES): Add -m{no-}single-pic-base.
7046 (TARGET_OPTIONS): Add -mpic-register=N.
7047 (OUTPUT_INT_ADDR_CONST): New macro.
7048 (INDEX_REGISTER_RTX_P, PIC_OFFSET_TABLE_REGNUM, FINALIZE_PIC,
7049 LEGITIMATE_PIC_OPERAND_P): Likewise.
7050 (LEGITIMIZE_ADDRESS, GOT_IF_LEGITIMATE_ADDRESS): Support PIC.
7051 (ASM_OUTPUT_INT): Use OUTPUT_INT_ADDR_CONST rather than calling
7052 output_addr_const directly.
7053 (PRINT_OPERAND_PUNCT_VALID_P): Accept `|' for compatibility with
7055 (thumb_pic_register, thumb_pic_register_string): Declare.
7057 * config/arm/thumb.c (symbol_mentioned_p): New function: Imported
7059 (label_mentioned_p): New function: Imported from arm.c.
7060 (legitimize_pic_address): New function: Imported from arm.c.
7061 (is_pic):New function: Imported from arm.c.
7062 (thumb_finalize_pic):New function: Imported from arm.c.
7063 (add_constant): Cope with PIC constants.
7064 (fixit): Cope with PIC constants.
7065 (output_return): Do not treat the PIC register as live if
7066 TARGET_SINGLE_PIC_BASE is true.
7067 (thumb_function_prologue): Do not treat the PIC register as live if
7068 TARGET_SINGLE_PIC_BASE is true.
7069 (thumb_expand_prologue): Do not treat the PIC register as live if
7070 TARGET_SINGLE_PIC_BASE is true.
7071 (thumb_unexpand_epilogue): Do not treat the PIC register as live if
7072 TARGET_SINGLE_PIC_BASE is true.
7073 (thumb_print_operand): Accept '|'.
7074 (thumb_override_options): Process PIC options.
7076 * config/arm/thumb.md (movsi): Support PIC.
7077 (call_insn): Change "i" constraint to "X".
7078 (call_value_insn): Likewise.
7079 (consttable_4, consttable_8, consttable_end): Set and clear
7080 "making_const_table" as appropriate.
7081 (pic_load_addr, pic_add_dot_plus_four): New insns.
7083 * invoke.texi (Thumb Options): Fix spelling. Document new
7084 options -msingle-pic-base and -mpic-register=.
7086 1999-07-26 Andrew Haley <aph@cygnus.com>
7088 * config/m32r/initfini.c (__init): Use a full word immediate for
7089 __fini: this allows it to be placed in any memory region.
7091 * config/m32r/t-m32r: Compile crtinit.o and crtfini.o for
7092 -mmodel=medium. This is OK for all memory models.
7094 Mon Jul 26 11:58:46 1999 Nick Clifton <nickc@cygnus.com>
7096 * config/arm/arm.c: Replace %R%s in asm_fprintf strings with %r.
7097 * config/arm/arm.h: Replace %R%s in asm_fprintf strings with %r.
7099 Mon Jul 26 10:23:36 1999 Nick Clifton <nickc@cygnus.com>
7101 * final.c (asm_fprintf): Accept ASM_FPRINTF_EXTENSIONS, if
7104 * tm.texi: Document ASM_FPRINTF_EXTENSIONS.
7106 Sun Jul 25 23:51:59 1999 Richard Henderson <rth@cygnus.com>
7108 * i860.h (EXPAND_BUILTIN_SAVEREGS): New.
7109 (BUILD_VA_LIST_TYPE): New.
7110 (EXPAND_BUILTIN_VA_START): New.
7111 (EXPAND_BUILTIN_VA_ARG): New.
7112 * i860.c (output_delayed_branch): Disable.
7113 (output_delay_insn): Likewise.
7114 (i860_saveregs): New.
7115 (i860_build_va_list): New.
7116 (i860_va_start): New.
7118 * i860.md: Disable all peepholes using output_delayed_branch.
7119 * i860/sysv4.h (I860_SVR4_VA_LIST): New.
7121 Sun Jul 25 23:44:13 1999 Richard Henderson <rth@cygnus.com>
7123 * clipper.h (EXPAND_BUILTIN_SAVEREGS): Remove argument.
7124 (BUILD_VA_LIST_TYPE): New.
7125 (EXPAND_BUILTIN_VA_START): New.
7126 (EXPAND_BUILTIN_VA_ARG): New.
7127 * clipper.c (clipper_builtin_saveregs): Only dump registers.
7128 Return the address of the save area.
7129 (clipper_build_va_list): New.
7130 (clipper_va_start): New.
7131 (clipper_va_arg): New.
7133 Sun Jul 25 22:56:47 1999 Richard Henderson <rth@cygnus.com>
7135 * arc.h (EXPAND_BUILTIN_VA_START): New.
7136 (EXPAND_BUILTIN_VA_ARG): New.
7137 * arc.c (arc_setup_incoming_varargs): Set alias set of
7139 (arc_va_start): New.
7142 Sun Jul 25 22:45:55 1999 Richard Henderson <rth@cygnus.com>
7144 * alpha.h (EXPAND_BUILTIN_SAVEREGS): Delete.
7145 (BUILD_VA_LIST_TYPE): New.
7146 (EXPAND_BUILTIN_VA_START): New.
7147 (EXPAND_BUILTIN_VA_ARG): New.
7148 * alpha.c (alpha_builtin_saveregs): Delete.
7149 (alpha_build_va_list): New.
7150 (alpha_va_start): New.
7151 (alpha_va_arg): New.
7153 Sun Jul 25 21:40:33 1999 Jeffrey A Law (law@cygnus.com)
7155 * config/svr4.h (CTORS_SECTION_ASM_OP): Do not emit directives in
7157 (DTORS_SECTION_ASM_OP, INIT_SECTION_ASM_OP): Likewise.
7158 (FINI_SECTION_ASM_OP, ASM_OUTPUT_SECTION_NAME): Likewise.
7160 * gcc.texi: More changes related to list conversion.
7161 * invoke.texi: Likewise.
7163 Sun Jul 25 18:15:39 1999 Richard Henderson <rth@cygnus.com>
7165 * builtins.c (expand_builtin_saveregs): Remove static, remove exp
7166 and ignore arguments, bail if no EXPAND_BUILTIN_SAVEREGS.
7167 (expand_builtin_next_arg): Accept ARGLIST not EXP.
7168 (stabilize_va_list): New function.
7169 (std_expand_builtin_va_start): New function.
7170 (expand_builtin_va_start): New function.
7171 (get_varargs_alias_set): New function.
7172 (std_expand_builtin_va_arg): New function.
7173 (expand_builtin_va_arg): New function.
7174 (expand_builtin_va_end): New function.
7175 (expand_builtin_va_copy): New function.
7176 (expand_builtin): Call them.
7177 * c-common.c (c_common_nodes_and_builtins): Build __builtin_va_list,
7178 __builtin_{varargs_start,stdarg_start,end,copy}.
7179 (build_va_arg): New function.
7180 * c-common.h (CTI_PTR_TYPE, ptr_type_node): Delete.
7181 (build_va_arg): Declare.
7182 * c-decl.c (ptr_type_node, va_list_type_node): New.
7183 * c-parse.gperf (__builtin_va_arg): New.
7184 * c-parse.in (VA_ARG): New token.
7185 (unary_expr): Recognize it.
7186 * expr.c (expand_expr): Expand VA_ARG_EXPR.
7187 * expr.h (std_expand_builtin_va_start): Declare.
7188 (std_expand_builtin_va_arg): Declare.
7189 (expand_builtin_va_arg): Declare.
7190 (get_varargs_alias_set): Declare.
7191 * tree.def (VA_ARG_EXPR): New.
7192 * tree.h (BUILT_IN_VARARGS_START): New.
7193 (BUILT_IN_STDARG_START, BUILT_IN_VA_END): New.
7194 (ptr_type_node, va_list_type_node): Declare.
7195 * tm.texi (EXPAND_BUILTIN_SAVEREGS): Kill unused ARGLIST argument.
7196 * m32r.h (EXPAND_BUILTIN_SAVEREGS): Likewise.
7197 * m88k.h, m88k.c: Likewise.
7198 * mn10300.h, mn10300.c: Likewise.
7199 * pa.h, pa.c: Likewise.
7200 * rs6000.h, rs6000.c: Likewise.
7201 * sh.h, sh.c: Likewise.
7202 * sparc.h, sparc.c: Likewise.
7204 * emit-rtl.c (operand_subword): Copy alias set.
7205 (change_address): Likewise.
7207 Sun Jul 25 15:04:37 1999 Jeffrey A Law (law@cygnus.com)
7209 * pa.c (compute_frame_size): Scan all the used callee saved registers,
7210 not just the first one.
7212 Fri Jul 23 14:09:58 1999 Philip Blundell <pb@nexus.co.uk>
7214 * config/arm/arm.h (TARGET_SWITCHES): Add
7215 -m{no-}single-pic-base. Correct help string for -mshort-load-words.
7216 (TARGET_OPTIONS): Add -mpic-register=.
7217 (ARM_FLAG_SINGLE_PIC_BASE, TARGET_SINGLE_PIC_BASE): Define.
7218 (arm_pic_register_string): Declare.
7219 (NEED_PLT_GOT): Delete, replace with ...
7220 (NEED_GOT_RELOC, NEED_PLT_RELOC): ... these. New macros.
7221 (OUTPUT_INT_ADDR_CONST): Replace NEED_PLT_GOT with NEED_GOT_RELOC.
7222 (ASM_OUTPUT_MI_THUNK): Replace NEED_PLT_GOT with NEED_PLT_RELOC.
7223 * config/arm/arm.c (arm_override_options): Add new option
7225 (arm_pic_register_string): New variable.
7226 (arm_finalize_pic): Respect TARGET_SINGLE_PIC_BASE.
7227 (output_func_prologue): If TARGET_SINGLE_PIC_BASE, treat the PIC
7228 register as never live. Use NEED_PLT_RELOC not NEED_PLT_GOT.
7229 (output_return_instruction): Likewise.
7230 * config/arm/elf.h (NEED_PLT_GOT): Delete, replace with ...
7231 (NEED_GOT_RELOC, NEED_PLT_RELOC): ... these. Define to flag_pic.
7232 * config/arm/arm.md: Use NEED_PLT_RELOC in place of NEED_PLT_GOT.
7234 * invoke.texi (ARM Options): Fix spelling. Remove duplicate
7235 mention of -msched-prolog. Document new options -msingle-pic-base
7236 and -mpic-register=.
7238 Thu Jul 22 18:23:56 1999 Richard Henderson <rth@cygnus.com>
7240 * haifa-sched.c (reemit_notes): Tidy.
7241 * sched.c (reemit_notes): Duplicate 1998-08-31 patch to
7244 Thu Jul 22 18:21:04 1999 Richard Henderson <rth@cygnus.com>
7246 * explow.c (trunc_int_for_mode): New function.
7247 (plus_constant_wide): Use it.
7248 * combine.c (simplify_and_const_int): Likewise.
7249 (merge_outer_ops): Likewise.
7250 (simplify_shift_const): Likewise.
7251 * cse.c (simplify_unary_operation): Likewise.
7252 (simplify_binary_operation): Likewise.
7253 * emit-rtl.c (operand_subword): Likewise.
7254 * rtl.h: Declare it.
7256 Thu Jul 22 14:34:59 1999 Bernd Schmidt <bernds@cygnus.co.uk>
7258 * config/arm/arm.c (arm_print_operand): Fix typo in 'M' case
7259 (use NUM_REGS instead of NUM_INTS).
7261 Thu Jul 22 11:25:20 1999 Bernd Schmidt <bernds@cygnus.co.uk>
7263 * builtins.c: New file.
7264 * expr.c (saveregs_value, apply_args_value): Delete definition,
7265 moved into builtins.c.
7266 (string_constant): No longer static.
7267 (get_pointer_alignment, c_strlen, get_memory_rtx, expand_builtin,
7268 apply_args_size, apply_result_size, result_vector,
7269 expand_builtin_apply_args, expand_builtin_apply,
7270 expand_builtin_return): Delete functions, moved into builtins.c.
7271 (INCOMING_REGNO, OUTGOING_REGNO): Delete unused macros.
7272 * expr.h (saveregs_value, apply_args_value): Declare variables.
7273 (expand_builtin, string_constant): Declare functions.
7274 * Makefile.in: Update to build builtin.o.
7276 Wed Jul 21 00:46:58 1999 Mark P. Mitchell <mark@codesourcery.com>
7278 * defaults.h (DWARF2_GENERATE_TEXT_SECTION_LABEL): New macro.
7279 * tm.texi (DWARF2_GENERATE_TEXT_SECTION_LABEL): Define it.
7280 * dwarf2out.c (dwarf2out_init): Don't output a label to mark the
7281 start of the text section if DWARF2_GENERATE_TEXT_SECTION_LABEL is
7283 * config/mips/iris6.h (DWARF2_GENERATE_TEXT_SECTION_LABEL):
7286 1999-07-21 Michael Meissner <meissner@cygnus.com>
7288 * print-rtl.c (print_rtx): Print the names of the virtual
7291 Wed Jul 21 16:00:32 1999 Nick Clifton <nickc@cygnus.com>
7293 * config/arm/arm.h (INITIAL_ELIMINATION_OFFSET): Fix typo
7294 introduced in previous delta.
7296 Wed Jul 21 14:30:51 1999 Bernd Schmidt <bernds@cygnus.co.uk>
7298 * c-lang.c (finish_file): Rename void_list_node to void_list_node_1
7299 to avoid name clash.
7301 Wed Jul 21 08:39:22 1999 Gavin Romig-Koch <gavin@cygnus.com>
7303 * c-lex.c (yylex) : Correct the test for overflow when lexing
7306 Tue Jul 20 18:02:42 1999 Richard Henderson <rth@cygnus.com>
7308 * haifa-sched.c (insn_cost): FREE implies cost 0 and vice versa.
7309 (adjust_priority): Always call ADJUST_PRIORITY.
7310 (schedule_insn): Only put insns into the ready at cost 0.
7311 (schedule_block): Remove redundant initial sort. Give clock_var
7312 and can_issue_more to MD_SCHED_REORDER. Requeue if hazard cost
7314 * tm.texi (MD_SCHED_REORDER): Update docs.
7316 * sparc.h (MD_SCHED_REORDER): Update. Set CAN_ISSUE_MORE.
7317 * sparc.c (ultra_reorder_called_this_block): Delete.
7318 (ultrasparc_sched_init): Don't set it.
7319 (ultrasparc_sched_reorder): Don't check it.
7321 Tue Jul 20 17:07:54 1999 Richard Henderson <rth@cygnus.com>
7323 * rs6000.h (struct rs6000_args): Add sysv_gregno.
7324 * rs6000.c (init_cumulative_args): Init sysv_gregno.
7325 (function_arg_boundary): Align DFmode.
7326 (function_arg_advance): Restructure for ABI_V4; use sysv_gregno
7327 to get fp reg and stack overflow correct.
7328 (function_arg): Likewise.
7329 (function_arg_pass_by_reference): True for TFmode for ABI_V4.
7330 (setup_incoming_varargs): Restructure for ABI_V4; use
7331 function_arg_advance to skip final named argument.
7332 (expand_builtin_saveregs): Properly unskip the last integer arg
7333 when doing varargs. Adjust overflow location calculation.
7335 * ginclude/va-ppc.h (struct __va_list_tag): Make gpr and fpr
7336 explicitly unsigned.
7337 (__VA_FP_REGSAVE): Use new OFS argument instead of AP->fpr directly.
7338 (__VA_GP_REGSAVE): Similarly.
7339 (__va_longlong_p): Delete.
7340 (__va_arg_type_violation): New declaration.
7341 (va_arg): Restructure. Flag promotion errors. Align double.
7342 TFmode passed by reference.
7344 * rs6000.md (movdi_32+1): Use GEN_INT after arithmetic
7345 in the HOST_BITS_PER_WIDE_INT > 32 case.
7347 Tue Jul 20 12:37:30 1999 Hans-Peter Nilsson <hp@bitrange.com>
7349 * dwarf2out.c (output_abbrev_section): Terminate with a zero.
7351 Tue Jul 20 12:12:27 1999 Jason Merrill <jason@yorick.cygnus.com>
7353 * gcc.c (default_compilers, cpp-output): Pass -fpreprocessed.
7354 * toplev.c (documented_lang_options): Add -fpreprocessed.
7355 * cpplib.h (struct cpp_buffer): Add preprocessed.
7356 * cppinit.c (cpp_handle_option): Handle -fpreprocessed.
7357 (cpp_start_read): Don't expand macros or emit an initial #line
7358 directive if -fpreprocessed.
7360 Tue Jul 20 12:12:09 1999 Michael Tiemann <tiemann@holodeck.cygnus.com>
7362 * cpplib.h (struct cpp_buffer): Added manual_pop for
7363 better C++ tokenization.
7364 * cpplib.c (cpp_get_token): Return CPP_EOF if manual_pop.
7365 Also, support C++ tokenization for ->*, .*, <?, and >? operators.
7366 * c-common.c (cpp_token): Make non-static.
7368 Tue Jul 20 11:24:19 1999 Bernd Schmidt <bernds@cygnus.co.uk>
7370 * c-common.h: New file.
7371 * c-common.c (permanent_obstack): Delete unused declaration.
7372 (c_global_trees): New array.
7373 (c_common_nodes_and_builtins): New function; split off common code
7374 from init_decl_processing in both c-decl.c and cp/decl.c.
7375 * c-tree.h: Delete lots of declarations of tree nodes; replaced by
7376 c_global_trees and accessor macros defined in c-common.h.
7378 * c-decl.c: Delete definitions for tree nodes that were replaced by
7380 (init_decl_processing): Build void_list_node.
7381 Call c_common_nodes_and_builtins; delete code to generate the common
7383 * objc/objc-act.c (build_module_descriptor): Rename variable
7384 void_list_node to avoid clash with c-common.h.
7386 * Makefile.in: Update dependencies.
7387 * objc/Make-lang.in: Likewise.
7389 Mon Jul 19 14:22:18 1999 Mark P. Mitchell <mark@codesourcery.com>
7391 * config/mips/iris6gld.h (MAKE_DECL_ONE_ONLY): Define.
7392 (UNIQUE_SECTION_P): Likewise.
7393 (UNIQUE_SECTION): Likewise.
7395 1999-07-19 Linas Vepstas <linas@linas.org>
7397 * config/i370/README: New file.
7398 * config/i370/linux.h: New file.
7399 * config/i370/mvs.h: New file.
7400 * config/i370/oe.h: New file.
7401 * config/i370/t-linux: New file.
7402 * config/i370/t-mvs: New file.
7403 * config/i370/t-oe: New file.
7404 * config/i370/x-oe: New file.
7405 * config/i370/xm-linux.h: New file.
7406 * config/i370/xm-mvs.h: New file.
7407 * config/i370/xm-oe.h: New file.
7409 * i370.c (label_node_t): Add first_ref_page, label_addr,
7410 label_first_ref, label_last_ref members.
7411 (mvs_need_base_reload): Renamed from mvs_label_emitted.
7412 (MAX_MVS_LABEL_SIZE): Define.
7413 (MAX_LONG_LABEL_SIZE): Define.
7414 (alias_node_t, alias_anchor, alias_number): New.
7415 (mvs_function_table): Reorder for EBCDIC.
7416 (ascebc, ebcasc): Unconditionally define.
7417 (i370_branch_dest, i370_branch_length): New functions.
7418 (i370_short_branch, i370_label_scan): New functions.
7419 (mvs_get_label): Renamed from mvs_add_label. Search for
7420 an existing label before creating a new one.
7421 (mvs_add_label): New function.
7422 (mvs_get_label_page): New function.
7423 (mvs_free_label_list): Renamed from mvs_free_label. Iterate
7424 over the entire list.
7425 (mvs_check_page) [TARGET_HLASM]: Use BASR not BALR.
7426 (mvs_check_page) [TARGET_ELF_ABI]: New function.
7427 (mvs_add_alias, mvs_need_alias): New functions.
7428 (mvs_get_alias, mvs_check_alias): New functions.
7429 (handle_pragma): New function.
7430 (mvs_function_check): New function.
7431 (unsigned_jump_follows_p): Search harder.
7432 (i370_function_prolog) [TARGET_HLASM]: Handle LE370. Scan labels.
7433 (i370_function_prolog) [TARGET_ELF_ABI]: New function.
7434 * i370.h (TARGET_VERSION): Delete.
7435 (CPP_SPEC, CPP_PREDEFINES): Delete.
7436 (mvs_label_emitted): Delete.
7437 (TARGET_EBCDIC): Delete.
7438 (MAP_CHARACTER): Define only if TARGET_EBCDIC.
7439 (HANDLE_PRAGMA): Define.
7440 (HARD_REGNO_NREGS): Handle complex modes.
7441 (HARD_REGNO_MODE_OK): Likewise.
7442 (CLASS_MAX_NREGS): Likewise.
7443 (RET_REG): Likewise.
7444 (EXTRA_CONSTRAINT): Define.
7445 (RETURN_IN_MEMORY): True for DImode.
7446 (TRAMPOLINE_TEMPLATE): Use gen_rtx instead of GEN_INT.
7447 (FUNCTION_PROFILER): Delete.
7448 (COUNT_REGS): Fail if REG_P but not REG_OK_FOR_BASE_P.
7449 (NOTICE_UPDATE_CC): Correct handling of MULT, DIV, logicals and shifts.
7450 (TARGET_ESC, TARGET_BELL): Conditionally define for TARGET_EBCDIC.
7451 (TARGET_BS, TARGET_TAB, TARGET_NEWLINE): Likewise.
7452 (TARGET_VT, TARGET_FF, TARGET_CR): Likewise.
7453 (ASM_FILE_START): Add "RMODE ANY".
7454 (ASM_OUTPUT_EXTERNAL): Check for aliases.
7455 (ASM_GLOBALIZE_LABEL): Likewise.
7456 (ASM_OUTPUT_LABELREF): Likewise.
7457 (ASM_OUTPUT_COMMON): Likewise.
7458 (PRINT_OPERAND): Handle 'K', 'W', default.
7459 (PRINT_OPERAND_ADDRESS): New.
7460 (Lots of defines): Add support for TARGET_ELF_ABI.
7461 * i370.md (attr length): New. Define for all patterns.
7462 (*): Lots of tweeks to assembly output and constraints.
7464 Mon Jul 19 15:09:29 1999 David Edelsohn <edelsohn@gnu.org>
7466 * rs6000.md (arithmetic, logical, and shift Rc combiner patterns):
7467 Disable patterns performing SImode comparisons with SImode values
7468 if TARGET_POWERPC64 and instruction does not sign-extend or does
7469 not mask to narrower than SImode, i.e. where bit 31 and bit 63 may
7470 differ for signed quantities.
7471 (indirect_jump): Add expander to choose RTL based on TARGET_64BIT.
7472 (tablejump): Patterns contingent on TARGET_64BIT not TARGET_POWERPC64.
7473 (decrement_and_branch_on_count): Add 64-bit variant.
7475 Mon Jul 19 09:36:27 1999 Bernd Schmidt <bernds@cygnus.co.uk>
7477 * final.c (output_asm_insn): When searching for the matching string
7478 for a given dialect, don't run past the end of the list of
7479 alternatives if there are fewer alternatives in the template than
7482 1999-07-17 Alexandre Oliva <oliva@dcc.unicamp.br>
7484 * gcc.texi: Update e-mail addresses and URLs to gcc.gnu.org.
7485 Removed paragraph about compression of files and size limitation,
7486 duplicated in the FAQ. Use gcc-patches for posting patches.
7487 * gcc.c (main): Updated URL with bug reporting instructions to
7488 gcc.gnu.org. Removed e-mail address.
7489 * system.h (abort): Likewise.
7491 1999-07-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7493 * Makefile.in (stmp-multilib-sub): Make the files extracted
7494 from $(LIBGCC1) writable.
7496 Sat Jul 17 14:25:46 1999 Nick Clifton <nickc@cygnus.com>
7498 * config/arm/aout.h: Reformat for improved readability.
7500 * config/arm/arm.h: Reformat for improved readability.
7501 Replace uses of fprintf with asm_fprintf where appropriate.
7502 (ARM_DECLARE_FUNCTION_NAME): New macro: Perform any generic ARM
7503 function declaration assembler actions.
7504 (NUM_INTS): New macro: Convert from bytes to words.
7505 (NUM_REGS): New macro: Compute number of registers required to
7506 hold a quanitity of tyep MODE.
7507 (NUM_REGS2): New macro: Like NUM_REGS but also copes with BLKmode
7509 (NUM_ARG_REGS): New macro: The number of argument registers
7511 (ARG_REGISTER): New macro: Compute the register number of the Nth
7513 (LAST_ARG_REGNUM): New macro: The number of the last argument
7515 (SP_REGNUM): New macro: Register number of the stack pointer.
7516 (FP_REGNUM): New macro: Register number of the frame pointer.
7517 (FUNCTION_ARG, FUNCTION_ARG_PARTIAL_NREGS, INIT_CUMULATIVE_AGS,
7518 FUNCTION_ARG_ADVANCE, SETUP_INCOMING_VARARGS): Change
7519 CUMULATIVE_ARGS so that it counts registers not bytes.
7521 * config/arm/arm.c: Rename TARGET_THUMB_INTERWORK to
7523 Replace uses of fprintf with asm_fprintf where appropriate.
7524 (output_ascii_pseudo_op): Replace with version from thumb.c
7526 * config/arm/coff.h (ASM_FILE_START): Emit ASM_APP_OFF.
7528 * config/arm/elf.h (CPP_PREDEFINES): Replace with
7530 (ASM_DECLARE_FUNCTION_NAME): Use ARM_DECLARE_FUNCTION_NAME.
7531 (ASM_FILE_START): Emit ASM_APP_OFF.
7533 Fri Jul 16 13:48:09 1999 Jeffrey A Law (law@cygnus.com)
7535 * pa.c (compute_frame_size): Round frame according to
7536 STACK_BOUNDARY rather than a hardwired value.
7538 * pa.h (POINTER_SIZE, PARM_BOUNDARY): Define in terms of BITS_PER_WORD.
7540 * configure.in (hppa*-*-hpux11*): Use symbolic MASK_PA_11 instead
7542 * configure: Rebuilt.
7544 * configure.in (hppa*-*-linux*): New configuration.
7545 * configure: Rebuilt.
7546 * pa.h (MAX_OFILE_ALIGNMENT): Delete.
7547 * pa/som.h (MAX_OFILE_ALIGNMENT): Define.
7548 * pa/pa-linux.h: New file.
7549 * pa/t-linux: New file.
7550 * pa/xm-linux.h: New file.
7552 * pa.c (hppa_legitimize_address): Change references from SImode to
7553 either Pmode or word_mode as appropriate.
7554 (emit_move_sequence, store_reg, load_reg): Likewise.
7555 (set_reg_plus_d, hppa_expand_prologue): Likewise.
7556 (output_mul_insn): Likewise.
7557 * pa.h (PROMOTE_MODE): Likewise.
7558 (INITIALZE_TRAMPOLINE): Likewise.
7559 (Pmode): Define to word_mode.
7561 * pa.c (compute_frame_size): Use UNITS_PER_WORD instead of hardwired
7562 value of 4. Allocate 8 bytes for each FP register save.
7563 (hppa_expand_epilogue): Use UNITS_PER_WORD instead of harwarewired
7565 (hppa_expand_prologue): Likewise.
7566 * pa.h (PROMOTE_MODE): Likewise.
7567 (HARD_REGNO_MODE_OK, FUNCTION_ARG_SIZE): Likewise.
7568 (FUNCTION_ARG_BOUNDARY): Likewise.
7570 * invoke.texi (HPPA Options): Remove -mspace/-mno-space.
7572 * pa.c (out_of_line_prologue_epilogue): Delete.
7573 (override_options): Remove -mspace related code.
7574 (hppa_expand_prologue, hppa_expand_epilogue): Likewise.
7575 (compute_frame_size): Only allocate space for register that
7576 actually need to be saved.
7577 * pa.h (MASK_SPACE, TARGET_SPACE): Delete.
7578 (TARGET_SWITCHES): Remove -mspace, -mno-space
7579 * pa/t-pa (LIB2FUNCS_EXTRA): Remove ee.asm and ee_fp.asm
7580 * pa/t-pro (LIB2FUNCS_EXTRA): Likewise. Remove -mspace multilib.
7581 * pa/ee.asm, pa/ee_fp.asm: Delete.
7583 * pa/elf.h (ASM_OUTPUT_DOUBLE_INT): Define.
7585 * config/svr4.h (CONST_SECTION_ASM_OP): Do not emit assembler
7586 directive in column zero.
7588 Fri Jul 16 01:39:57 1999 Jeffrey A Law (law@cygnus.com)
7590 * m68k.c (output_function_prologue): Fix computation of save mask
7591 when generating PIC code.
7593 Thu Jul 15 15:40:09 1999 Jim Wilson <wilson@cygnus.com>
7595 * tree.c (build_type_attribute_variant): Move current_obstack restore
7596 after build_qualified_type call.
7598 1999-07-15 Mark Mitchell <mark@codesourcery.com>
7600 * configure.in: Use t-iris6, even with GNU LD.
7601 * config/mips/iris6gld.h: Fix typo in linker spec.
7602 * config/mips/t-iris6gld: Remove.
7604 Thu Jul 15 15:15:43 1999 David Edelsohn <edelsohn@gnu.org>
7606 * rs6000.md (insv, extzv): Remove SImode dependence in named
7607 patterns. Explicitly generate DImode RTL if PowerPC64 and
7609 (insvdi): Reverse start and size in instruction template.
7611 1999-07-12 Joseph S. Myers <jsm28@cam.ac.uk>
7613 * invoke.texi: Typo fixes.
7615 Wed Jul 14 23:28:06 1999 Jeffrey A Law (law@cygnus.com)
7617 * emit-rtl.c (gen_realpart): Issue an error for cases GCC can not
7618 handle at this time instead of silently generating incorrect code.
7619 (gen_imagpart): Likewise.
7621 * reload.c (find_reloads): Emit a USE for a pseudo register without
7622 a hard register if we could not create an optional reload for the
7625 Wed Jul 14 23:45:48 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
7627 * c-typeck.c (output_init_element, process_init_element):
7628 When advancing constructor_unfilled_fields for a RECORD_TYPE,
7629 check for nameless bit fields.
7631 Wed Jul 14 01:57:39 1999 Richard Henderson <rth@cygnus.com>
7633 * regclass.c (scan_one_insn): Notice subregs that change the
7634 size of their operand.
7635 (record_reg_classes): Use that to obey CLASS_CANNOT_CHANGE_SIZE.
7637 Wed Jul 14 01:41:42 1999 Jeffrey A Law (law@cygnus.com)
7639 * configure.in (alpha*-*-*): Include alpha/t-ieee.
7640 * configure: Rebuilt.
7641 * alpha/t-ieee: New file.
7643 Tue Jul 13 10:45:58 1999 Jeffrey A Law (law@cygnus.com)
7645 * rs6000.c (find_addr_reg): Do not select r0 as an address
7648 Tue Jul 13 00:46:18 1999 Philippe De Muyter <phdm@macqel.be>
7650 * m68k/x-mot3300 (XCFLAGS): List of big files now includes `cse.o'.
7652 Mon Jul 12 14:29:15 1999 Jeffrey A Law (law@cygnus.com)
7654 * rs6000.md (movsf): Do not force easy FP constants into memory.
7656 * expr.c (expand_expr, case PLUS_EXPR): Pass constants through
7657 immed_double_const to ensure they are properly truncated then
7660 Mon Jul 12 10:40:01 1999 Vladimir Makarov <vmakarov@tofu.to.cygnus.com>
7662 * config/arm/thumb.c (thumb_reorg): Call replace_symbols_in_block
7663 always unless NO_DEBUG is used. Compile this code
7665 (replace_symbols_in_block): Compile it unconditionally.
7667 Sun Jul 11 12:32:32 1999 Jeffrey A Law (law@cygnus.com)
7669 * configure.in (i?86-*-elf*): New target.
7670 * configure: Rebuilt.
7671 * i386/i386elf.h, i386/t-i386elf: New files.
7673 Fri Jul 9 22:39:44 1999 Jason Merrill <jason@yorick.cygnus.com>
7675 * toplev.c (main): Don't complain about saying -gdwarf.
7676 (rest_of_compilation): Remove redundant code.
7678 Fri Jul 9 19:08:55 1999 Jim Wilson <wilson@cygnus.com>
7680 * unroll.c (unroll_loops): Don't delete named CODE_LABELs.
7682 Fri Jul 9 18:54:18 1999 Felix Lee <flee@cygnus.com>
7684 * config/i960/i960.c (ret_label): Change asm label from "LR:" to
7685 "Li960R:", to avoid name clash.
7687 Fri Jul 9 10:48:28 1999 Bernd Schmidt <bernds@cygnus.co.uk>
7689 * loop.c (check_dbra_loop): When reversing a loop, delete all
7690 REG_EQUAL notes referencing the reversed biv except those which are
7691 for a giv based on it.
7693 Fri Jul 9 03:51:52 1999 Jeffrey A Law (law@cygnus.com)
7695 * version.c: Drop "gcc-" prefix from version #.
7697 Thu Jul 8 18:06:30 1999 Jason Merrill <jason@yorick.cygnus.com>
7699 * dwarf2out.c (dwarf2out_line): Emit a line number comment after
7700 the label if we're being verbose.
7702 Thu Jul 8 14:18:46 1999 Richard Henderson <rth@cygnus.com>
7704 * m68k.c (output_function_prologue): Add pic register to mask
7705 if live and flag_pic.
7706 (output_function_epilogue): Likewise.
7708 Thu Jul 8 12:55:12 1999 Jeffrey A Law (law@cygnus.com)
7710 * dbxelf.h (ASM_OUTPUT_SOURCE_LINE): Do not put assembler
7711 directives in column zero.
7713 * pa/elf.h (ASM_FILE_START): Define.
7714 * pa/som.h (ASM_FILE_START): Include .level directives.
7715 * pa/hpux10.h (ASM_FILE_START): Delete.
7716 * pa/hpux11.h (ASM_FILE_START): Delete.
7718 * pa/elf.h (BSS_SECTION_ASM_OP): Use .section .bss.
7720 Thu Jul 8 18:03:19 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
7722 * reload1.c (choose_reload_regs): Never call remove_adress_replacements
7723 when reload_out equals reload_in.
7725 Thu Jul 8 16:50:14 1999 Nick Clifton <nickc@cygnus.com>
7727 * invoke.texi (Spec Files): New node: Describe the contents of
7730 Thu Jul 8 10:28:25 1999 Craig Burley <craig@jcb-sc.com>
7732 * invoke.texi (DEC Alpha Options): Put @end table at
7733 beginning of line, to avoid confusing texi2html.
7735 Thu Jul 8 09:22:06 1999 Nick Clifton <nickc@cygnus.com>
7737 * config/arm/elf.h (ASM_OUTPUT_INTERNAL_LABEL): Fixed typo
7738 introduced in previous delta.
7740 Wed Jul 7 02:00:04 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
7742 * reload1.c (gen_reload): When synthesizing a 3 operand add
7743 sequence, improve test for when to reload OP1 into the reload
7744 register instead of OP0.
7746 Wed Jul 7 01:38:03 1999 Jim Wilson <wilson@cygnus.com>
7748 * unroll.c (unroll_loop): Don't delete NOTE_INSN_DELETED_LABEL notes.
7750 1999-07-07 Manfred Hollstein <mhollstein@cygnus.com>
7752 * m88k/dguxbcs.h (CPP_SPEC): Add missing \ in multi-line
7755 Wed Jul 7 01:16:43 1999 Richard Henderson <rth@cygnus.com>
7757 * ginclude/varargs.h (__builtin_va_alist_t): New typedef.
7758 (va_dcl): Use __builtin_va_alist_t.
7760 Wed Jul 7 01:14:42 1999 Jason Merrill <jason@yorick.cygnus.com>
7762 * dwarf2out.c (gen_struct_or_union_type_die): Only remember types
7763 on the permanent_obstack.
7764 * dwarfout.c (output_type): Likewise.
7766 Tue Jul 6 15:25:32 1999 Gavin Romig-Koch <gavin@cygnus.com>
7768 * c-common.c (unsigned_type,signed_type,signed_or_unsigned_type) :
7769 Merged from c-typeck.c and cp/typeck.c.
7770 * c-typeck.c (unsigned_type,signed_type,signed_or_unsigned_type) :
7771 Merged into c-common.
7773 Tue Jul 6 13:06:01 1999 Dave Brolley <brolley@cygnus.com>
7775 * c-lex.c (errorcount): Declare it.
7776 (finish_parse): Update errorcount when using CPPLIB.
7778 1999-07-06 Bruce Korb <ddsinc09@ix.netcom.com>
7780 * fixinc/inclhack.def(end_else_label): Double the backslash so
7781 sed gets a chance to see it.
7782 * fixinc/inclhack.sh: regen
7783 * fixinc/fixincl.x: regen
7785 Fri Jul 2 18:49:51 1999 Nick Clifton <nickc@cygnus.com>
7787 Add framework to support armv5 architecture when it becomes
7790 * config/arm/arm.c (FL_ARCH5): New processor capability flag.
7791 (arm_arch5): New variable.
7792 (all_architectures): Add armv5 line.
7793 * config/arm/arm.h (CPP_CPU_ARCH_SPEC): Define __ARM_ARCH_5__ if
7794 -march=armv5 is specified on the command line.
7795 (arm_arch5): Export this variable.
7796 * invoke.texi: Document new string accepted by -march= switch for
7799 * config/arm/arm.h: Replace use of constant 12 as a register
7800 number with IP_REGNUM. Similarly 14 and LR_REGNUM.
7801 * config/arm/arm.c: Replace use of constant 12 as a register
7802 number with IP_REGNUM. Similarly 14 and LR_REGNUM.
7804 * config/arm/elf.h: Tidy up.
7805 * config/arm/coff.h: Tidy up.
7807 Thu Jul 1 19:08:13 1999 Mark P. Mitchell <mark@codesourcery.com>
7809 * gcc/configure.in (mips-sgi-irix6*): Handle --with-gnu-ld.
7810 * gcc/config/mips/t-iris6gld: New file.
7811 * gcc/config/mips/iris6gld.h: Likewise.
7813 Fri Jul 2 13:23:39 1999 Gavin Romig-Koch <gavin@cygnus.com>
7815 * c-decl.c (widest_integer_literal_type_node,
7816 widest_unsigned_literal_type) : New.
7817 (init_decl_processing): Handle/use the two new types.
7818 * c-common.c (type_for_size,type_for_mode) : Same.
7819 * c-lex.c (yylex) : Same.
7820 * c-typeck.c (unsigned_type,signed_type,signed_or_unsigned_type) :
7822 * c-tree.h (widest_integer_literal_type_node,
7823 widest_unsigned_literal_type) : New.
7825 Fri Jul 2 03:05:44 1999 Jeffrey A Law (law@cygnus.com)
7827 * dwarfout.c (field_byte_offset): Correctly compute the object's
7828 byte offset for the first bit of a field which crosses an alignment
7829 boundary on a !BYTES_BIG_ENDIAN target.
7831 Fri Jul 2 01:36:36 1999 Robert Lipe <robertlipe@usa.net>
7833 * fixinc.svr4: Fix <arpa/inet.h> by deleting protos for htons and
7836 Fri Jul 2 00:46:47 1999 Richard Henderson <rth@cygnus.com>
7837 Jeff Law <law@cygnus.com>
7839 * ginclude/varargs.h (va_dcl): Use word_mode for type of
7842 * except.c: Include intl.h.
7843 (expand_eh_return): Set current_function_cannot_inline.
7844 (save_eh_status, restore_eh_status): Twiddle eh_return_stub_label.
7845 * function.h (struct function): Add eh_return_stub_label.
7846 * flow.c (delete_unreachable_blocks): Don't merge across EH edges.
7847 * Makefile.in (except.o): Depend on intl.h.
7849 Fri Jul 2 00:04:23 1999 David Edelsohn <edelsohn@gnu.org>
7851 * rs6000.md (movdf_hardfloat32): Handle PRE_INC and PRE_DEC the
7852 same as offsettable in cases 1 and 2.
7854 Thu Jul 1 20:54:10 1999 Richard Henderson <rth@cygnus.com>
7856 * alpha.md (extqh): Define as 64-((R&7)*8) instead of 56-(((R-1)&7)*8).
7857 (extlh, extwh): Likewise.
7859 Thu Jul 1 11:05:25 1999 Gavin Romig-Koch <gavin@cygnus.com>
7861 * c-lex.c (yylex): Improve 'integer constant out of range' messages.
7863 Wed Jun 30 16:51:41 1999 Nick Clifton <nickc@cygnus.com>
7865 * configure.in: Add arm-pe and thumb-pe targets.
7866 * configure: Regenerate.
7868 * thumb.c (arm_naked_function_p): New function: Determines if
7869 a function is naked (has no gcc generated prologue/epilogue).
7870 (is_called_in_ARM_mode): Return true if the func has the
7871 interfacearm attribute.
7872 (output_return): Do not generate a return for naked functions.
7873 (thumb_function_prologue): Do not generate a prologue for
7875 (thumb_expand_prologue): Do not generate a prologue for naked
7877 (thumb_expand_epilogue): Do not generate an epilogue for naked
7879 (arm_valid_machine_decl_attribute): New function, copied from
7880 arm.c: Permit naked and interfacearm attributes.
7882 * config/arm/pe.c: New file: Support code for arm-pe target.
7883 * config/arm/pe.h: New file: Header file for arm-pe target.
7884 * config/arm/tpe.h: New file: Header file for thumb-pe target.
7885 * config/arm/t-thumb-pe: New file: Makefile fragment for
7888 1999-07-01 Mark Kettenis <kettenis@gnu.org>
7890 * config/i386/gnu.h (CPP_SPEC): Define __PIC__ and __pic__ if
7891 -fPIC or -fpic is specified.
7893 Wed Jun 30 03:31:54 1999 Jeffrey A Law (law@cygnus.com)
7895 * expr.c (emit_block_move): Use copy_to_mode_reg for
7896 !TARGET_MEM_FUNCTIONS case too.
7898 * configure.in (hppa*-*-*): Add som.h or elf.h to tm_file as
7900 * configure: Rebuilt.
7901 (hppa1.1-*-pro*, hppa1.1-*-rtems*): Define target_cpu_default.
7902 * pa.h: Include dbxelf.h. Delete various dbx/stabs related
7903 definitions made redundant by dbxelf.h inclusion. Delete
7904 lots of definitions related to assembly output that are
7905 specific to the SOM object format.
7906 * pa.c (output_function_prologue): Do not emit the function's
7908 * pa-pro-end.h (STARTFILE_SPEC): Undefine before redefining.
7909 * pa-pro.h: Deleted.
7910 * som.h: New file with SOM specific definitions.
7911 * elf.h: New file with ELF specific definitions.
7913 * elfos.h (const_section): Output a tab before assembler directives.
7914 (ctors_section, dtors_section): Likewise.
7915 (ASM_OUTPUT_SECTION_NAME): Likewise.
7917 * pa/pa1.h: Delete unused file.
7919 Tue Jun 29 01:37:53 1999 Jeffrey A Law (law@cygnus.com)
7921 * configure.in (hppa*-hp-hpux11*): New configuration.
7922 * configure: Rebuilt.
7923 * pa/pa-hpux11.h: New file.
7924 * pa.h (CPP_SPEC): Conditionally add -D__STDC_EXT__ to the cpp
7927 * mips.md (leasi, leadi): New patterns.
7929 * expr.c (emit_block_move): Properly handle case where one of the
7930 block move arguments has a queued increment or decrement.
7931 (clear_storage): Similarly. Fix formatting goof.
7933 1999-06-28 "David O'Brien" <obrien@NUXI.com>
7935 * fixinc/inclhack.def(stdio_va_list): This patch Removes a
7936 semicolon from the BSD VA_LIST replacement expression.
7938 * fixinc/inclhack.sh: regen
7939 * fixinc/fixincl.x: regen
7941 * fixinc/mkfixinc.sh: Have `i[34567]86-*-freebsd*' machines
7942 now use the fixincl program.
7944 Mon Jun 28 05:28:12 1999 Jeffrey A Law (law@cygnus.com)
7946 * m68k.h (CONDITIONAL_REGISTER_USAGE): Define for !SUN_FPA
7947 case. Also make the PIC register call_used.
7949 * m68k.h (FINALIZE_PIC): Delete.
7950 * m68k.c (finalize_pic): Delete.
7952 Mon Jun 28 05:16:35 1999 Richard Henderson <rth@cygnus.com>
7954 * m68k.h (PREFERRED_RELOAD_CLASS): Don't force any FP const_doubles
7957 Mon Jun 28 04:07:27 1999 David Edelsohn <edelsohn@gnu.org>
7959 * expmed.c (expand_divmod): Ensure unsigned value fits in reg_note.
7961 Sun Jun 27 02:39:08 1999 Richard Henderson <rth@cygnus.com>
7963 * jump.c (jump_optimize_1): Validate the cmov copy to a temporary.
7965 Sat Jun 26 17:18:18 1999 David Edelsohn <edelsohn@gnu.org>
7967 * rs6000.c (print_operand, case 'L'): Use plus_constant_for_output.
7969 Fri Jun 25 11:33:24 1999 Richard Henderson <rth@cygnus.com>
7971 * alpha.c (override_options): Add -mcpu=ev45 as an alias for ev4.
7973 Fri Jun 25 13:41:25 1999 David Edelsohn <edelsohn@gnu.org>
7975 * rs6000.c (output_toc): Always use hex values for floating-point
7976 constants. Store single-precision values in upper-half of TOC
7977 entry in 64-bit mode.
7978 * rs6000.md (floatsidf2, floatunssidf2): Add !TARGET_POWERPC64
7979 to final constraints.
7980 (fix_truncdfsi2 splitter): Change pattern matching fctiwz.
7981 (fctiwz): Improve accuracy of RTL for pattern.
7983 Fri Jun 25 11:26:38 1999 Gavin Romig-Koch <gavin@cygnus.com>
7985 * expr.c (expand_expr): Allow RTL_EXPR's through the
7986 MAX_INTEGER_COMPUTATION_MODE checks.
7988 Fri Jun 25 06:06:37 1999 Richard Henderson <rth@cygnus.com>
7990 * alpha.h (MASK_SUPPORT_ARCH, MASK_CPU_EV5, MASK_CPU_EV6): Define
7991 such that MASK_SUPPORT_ARCH is not negative.
7993 Fri Jun 25 05:35:44 1999 Jeffrey A Law (law@cygnus.com)
7995 * loop.c (verify_dominator): Properly handle ADDR_VEC and
7996 ADDR_DIFF_VEC insns that appear inside loops.
7998 Thu Jun 24 22:54:05 1999 David Edelsohn <edelsohn@gnu.org>
7999 Jeff Law <law@cygnus.com>
8001 * rs6000.md (movdf_hardfloat32): Revert previous patch.
8002 Handle LO_SUM the same as offsettable in cases 1 and 2.
8003 * rs6000.c (find_addr_reg): Revert previous patch.
8005 Thu Jun 24 22:43:12 1999 Philippe De Muyter <phdm@macqel.be>
8007 * system.h (strstr): New external function declaration.
8008 * acconfig.h (NEED_DECLARATION_STRSTR): New define slot.
8009 * configure.in (GCC_NEED_DECLARATIONS): Check for strstr.
8010 * config.in, configure: Rebuilt.
8012 1999-06-24 Tom Tromey <tromey@cygnus.com>
8014 * gcc.c (main): Read user-specified specs files after computing
8015 additional startfile_prefixes.
8017 Thu Jun 24 15:00:47 1999 Mark Mitchell <mark@codesourcery.com>
8019 Revert these two patches:
8021 Thu Jun 17 21:34:24 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
8022 * loop.c (strength_reduce): When doing biv->giv conversion, update
8023 reg note of NEXT->insn.
8025 Thu Jun 17 17:22:07 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
8026 * loop.c (strength_reduce): When doing biv->giv conversion, fix up
8028 (recombine_givs): Set ix field after sorting.
8030 Wed Jun 23 21:26:00 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
8032 * rtlanal.c (reg_referenced_p): Use reg_overlap_mentioned_p
8033 for the parts of an UNSPEC / UNSPEC_VOLATILE.
8035 1999-06-23 Bruce Korb <ddsinc09@ix.netcom.com>
8037 *fixinc/inclhack.def: Add fix development commentary
8038 (read_ret_type): reactivate and add selection clause
8039 (zzz_*): tweak output file name to match what is used in hackshell.tpl
8040 *fixinc/{fixincl.x|inclhack.sh}: regen
8042 Wed Jun 23 00:48:21 1999 Jason Merrill <jason@yorick.cygnus.com>
8044 * expr.c (expand_expr): STRIP_NOPS before checking against
8045 MAX_INTEGER_COMPUTATION_MODE
8046 (check_max_integer_computation_mode): Likewise.
8048 Tue Jun 22 20:23:43 1999 Jim Wilson <wilson@cygnus.com>
8050 * md.texi (smul@var{m}3_highpart): Add missing 's' prefix.
8052 1999-06-22 Jim Wilson <wilson@cygnus.com>
8054 * expr.c (store_expr): When target is a promoted subreg, return a
8055 promoted subreg as a result.
8057 Tue Jun 22 17:14:58 1999 Michael Meissner <meissner@cygnus.com>
8059 * dwarf2out.c (dwarf2out_frame_debug_expr): Reformat to match GNU
8061 (dwarf2out_define): Mark unused parameters appropriately.
8062 (gen_unspecified_parameters_die): Ditto.
8063 (gen_subprogram_die): Fix signed/unsigned warnings.
8064 (gen_variable_die): Ditto.
8066 1999-06-22 Bruce Korb <ddsinc09@ix.netcom.com>
8068 * fixinc/inclhack.def(end_else_label): combined else_label
8069 and endif_label and fixed the sed expression.
8070 *fixinc/{fixincl.x|inclhack.sh}: regen
8072 Tue Jun 22 01:58:18 1999 Jeffrey A Law (law@cygnus.com)
8074 * rs6000.md (movdf_hardfloat32): Use %X instead of always emitting
8075 'x' when handling non-offsettable addresses
8077 Tue Jun 22 00:20:05 1999 Richard Earnshaw (rearnsha@arm.com)
8079 * final.c (shorten_branches): Don't try to split an insn that has
8082 Mon Jun 21 12:47:39 1999 Mark Mitchell <mark@codesourcery.com>
8084 * config/mips/mips.c (symbolic_expression_p): New function.
8085 (mips_select_rtx_section): Put symbolic expressions in the
8086 data section, not the read-only data section.
8088 Mon Jun 21 22:13:06 1999 Jeffrey A Law (law@cygnus.com)
8090 * rs6000.md (find_addr_reg): Handle LO_SUM addresses.
8092 Mon Jun 21 20:10:42 1999 Richard Henderson <rth@cygnus.com>
8094 * collect2.c (main): Log frame table count.
8095 (GCC_OK_SYMBOL) [ECOFF]: Accept stGlobal.
8096 (scan_prog_file) [COFF]: Handle frame tables.
8098 * alpha/alpha.h (UNALIGNED_SHORT_ASM_OP): Define.
8099 (UNALIGNED_INT_ASM_OP, UNALIGNED_DOUBLE_INT_ASM_OP): Define.
8100 * alpha/elf.h: Undef them again.
8101 * alpha/vms.h: Remove their definitions.
8103 Tue Jun 22 03:17:53 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
8105 * sh.c (machine_dependent_reorg): When fixing up fp pcloads,
8106 remove the clobber of r0 and change the REG_UNUSED note to
8109 1999-06-21 Jakub Jelinek <jj@ultra.linux.cz>
8111 * real.c (ereal_from_double): Fix for 64-bit big endian hosts.
8112 * emit-rtl.c (gen_lowpart_common): Add case for hosts where double
8113 fits in HOST_WIDE_INT and one uses union to access a long constant
8116 Mon Jun 21 17:18:25 1999 Richard Henderson <rth@cygnus.com>
8118 * sparc.c (sparc_override_options): Don't allow profiling for
8119 code models other than medlow.
8120 (sparc_function_profiler): New function from old FUNCTION_PROFILER
8121 macro. Use ASM_GENERATE_INTERNAL_LABEL and MCOUNT_FUNCTION.
8122 (sparc_function_block_profiler): Likewise. Use user_label_prefix.
8123 (sparc_block_profiler): Likewise.
8124 (sparc_function_block_profiler_exit): Likewise.
8125 * sparc.h (FUNCTION_PROFILER): Call new sparc.c function.
8126 (FUNCTION_BLOCK_PROFILER): Likewise.
8127 (BLOCK_PROFILER): Likewise.
8128 (FUNCTION_BLOCK_PROFILER_EXIT): Likewise.
8129 (MCOUNT_FUNCTION): New.
8130 * sparc/pbd.h (FUNCTION_PROFILER): Delete.
8131 (FUNCTION_BLOCK_PROFILER, BLOCK_PROFILER): Delete.
8132 * sparc/sun4o3.h (FUNCTION_PROFILER): Delete.
8133 (MCOUNT_FUNCTION): New.
8134 * sparc/sysv4.h (FUNCTION_BLOCK_PROFILER): Delete.
8135 (BLOCK_PROFILER): Delete.
8136 (MCOUNT_FUNCTION): New.
8138 Mon Jun 21 14:11:29 1999 David Edelsohn <edelsohn@gnu.org>
8140 * rs6000.md (movdf_hardfloat32): Fix typo in case 2.
8142 Mon Jun 21 12:27:17 1999 Vladimir Makarov <vmakarov@tofu.to.cygnus.com>
8144 * config/mips/elf.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
8147 * config/m68k/m68kelf.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
8150 * config/sh/sh.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
8153 * config/arm/telf.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
8156 Mon Jun 21 14:58:42 1999 Nick Clifton <nickc@cygnus.com>
8158 * config/arm/arm.h: Add cpp support for ARM920 and ARM920T cpu
8161 Mon Jun 21 06:22:21 1999 Mark Elbrecht <snowball3@bigfoot.com>
8163 * i386/djgpp.h (LIB_SPEC): New.
8164 (STARTFILE_SPEC): New.
8166 * i386/xm-djgpp.h (NO_SYS_SIGLIST): Deleted. Now obsolete.
8168 Mon Jun 21 06:19:33 1999 Philippe De Muyter <phdm@macqel.be>
8170 * fixinc/Makefile.in (gnu-regex.o): Do not define STDC_HEADERS in
8173 * system.h (WSTOPSIG): New macro.
8175 Mon Jun 21 05:33:15 1999 Mumit Khan <khan@xraylith.wisc.edu>
8177 * c-pragma.c (push_alignment): Don't ignore alignments greater than
8179 (insert_pack_attributes): Take into account member natural
8182 * i386/winnt.c (exports_head): New static variable.
8183 (i386_pe_record_exported_symbol): New function.
8184 (i386_pe_asm_file_end): Use.
8185 * i386/cygwin.h (ASM_OUTPUT_COMMON): Record the exported
8186 symbols to be emitted at end of assembly.
8187 (ASM_DECLARE_OBJECT_NAME): Likewise.
8188 (ASM_DECLARE_FUNCTION_NAME): Likewise.
8190 * i386/uwin.h (CPP_SPEC): Use -idirafter instead -iprefix and
8193 Mon Jun 21 04:44:31 1999 Jeffrey A Law (law@cygnus.com)
8195 * sparc.h (LEGITIMIZE_RELOAD_ADDRESS): Fix paren error introduced
8198 Sun Jun 20 17:27:20 1999 Richard Henderson <rth@cygnus.com>
8200 * haifa-sched.c (sched_analyze_1): Use free_list instead of
8201 zapping reg_last_uses directly.
8202 (sched_analyze_2, sched_analyze_insn): Likewise.
8203 (sched_analyze): Likewise. Don't clear reg_last_uses on calls.
8205 Sun Jun 20 16:57:29 1999 David Edelsohn <edelsohn@gnu.org>
8207 * rs6000.md (movdf_hardfloat32): Use worst case insn length
8208 attributes for cases 1 and 2.
8210 Sat Jun 19 22:52:55 1999 Richard Henderson <rth@cygnus.com>
8212 * haifa-sched.c (sched_analyze): Mark call-user regs as clobbered
8215 Sat Jun 19 05:40:07 1999 Philip Blundell <pb@nexus.co.uk>
8217 * arm.c (arm_reload_in_hi): Invert sense of test on BYTES_BIG_ENDIAN.
8219 Sat Jun 19 05:25:05 1999 Richard Earnshaw (rearnsha@arm.com)
8221 * arm.h (CONDITIONAL_REGISTER_USAGE): If flag_pic, never use
8222 PIC_OFFSET_TABLE_REGNUM for general alloaction.
8223 (INITIAL_ELIMINATION_OFFSET): Count the fact that the PIC register
8224 must be stacked if it is used for PIC accesses.
8225 * arm.c (use_return_insn): Handle PIC register specially.
8226 (output_return_instruction): Likewise.
8227 (output_func_{prologue,epilogue}): Likewise.
8228 (output_expand_prologue): Likewise.
8230 * arm.md (*adddf_esfdf_df): Renamed from *adddf_df_esfdf.
8231 (*strsi_predec): Renamed from *strqi_predec.
8232 (*loadsi_shiftpreinc): Renamed from *loadqi_shiftpreinc.
8233 (*loadsi_shiftpredec): Renamed from *loadqi_shiftpredec.
8235 * arm.c (arm_override_options): Remove warning about PIC code
8236 not being supported.
8238 Fri Jun 18 23:47:06 1999 David Edelsohn <edelsohn@gnu.org>
8240 * rs6000.c (find_addr_reg): New function.
8241 * rs6000.h (find_addr_reg): Declare.
8242 (offsettable_addr_operand): Delete.
8243 * rs6000.md (movdf_hardfloat32): Handle non-offsettable loads
8244 from and stores to GPRs.
8246 Fri Jun 18 15:44:18 1999 Richard Henderson <rth@cygnus.com>
8248 * alpha.c (alpha_expand_block_move): Use get_insns rather than
8249 gen_sequence as argument to emit_no_conflict_block.
8251 Fri Jun 18 07:02 1999 Bruce Korb <ddsinc09@ix.netcom.com>
8253 * fixinc/mkfixinc.sh: enable the fixincl program for DG/UX
8254 * fixinc/inclhack.def(dgux_int_varargs): script must end with \n
8255 *fixinc/fixincl.x: regen
8256 *fixinc/inclhack.sh: regen
8258 Thu Jun 17 15:06:10 PDT 1999 Don Lindsay <dlindsay@cygnus.com>
8260 * added support for -mpcrel (PC relative addressing for m68k)
8261 based on code done by Michael Tiemann <tiemann@axon.cygnus.com>.
8262 * invoke.texi (m68000 options): Add documentation for -mpcrel flag.
8263 * m68k.c (print_operand_address): Handle 32-bit PIC case.
8264 (comments for general_src_operand): Add some explanation
8265 about EXTRA_CONSTRAINTS.
8266 (OVERRIDE_OPTIONS): Enable -fPIC in combination with -mpcrel.
8267 * m68kelf.h (OVERRIDE_OPTIONS): Ditto.
8268 (LEGITIMATE_PIC_OPERAND_P): Fix typo.
8269 (LEGITIMATE_PIC_OPERAND_P): Re-derive from m68k.h case.
8270 * m68k.h (LEGITIMATE_PIC_OPERAND_P): Fix delete-o.
8271 (INDIRECTABLE_1_ADDRESS): Delete spurious '/' at end of macro.
8272 (OVERRIDE_OPTIONS): Change behavior so that -mpcrel implies -fpic
8274 (OVERRIDE_OPTIONS): Merge in changes from m68k.h.
8275 * m68k.h (TARGET_PCREL): New target flag.
8276 (TARGET_SWITCHES): Add "pcrel" as a recognized switch.
8277 (OVERRIDE_OPTIONS): Add checks for -mpcrel.
8278 (LEGITIMATE_PIC_OPERAND_P): Don't normally accept anything that
8279 contains a SYMBOL_REF. Relax this constraint during reload, since
8280 we want to use the predicates, not reload's built-in concept of a
8281 valid memory address, to control what insns need reloading.
8282 (EXTRA_CONSTRAINT): Define constraints to accept pc-relative
8283 operands (essentially 'g', 'm', and 's' under normal circumstances).
8284 * m68k.c (print_operand): Cause printing of pc-relative addresses
8285 to include pc register.
8286 (print_operand_address): Ditto.
8287 (general_src_operand): Accept operands that are not only
8288 general_operands, but are also valid when used as a pc-relative
8290 (nonimmediate_src_operand): Similar, for nonimmediate_operands.
8291 (memory_src_operand): Similar, for memory_operands.
8292 (pcrel_address): New predicate to accept the special case of a
8293 pc-relative address.
8294 * m68k.md (many patterns): Rewrite common SImode, HImode, and
8295 QImode insns to accept *_src_operand instead of *_operand where
8296 pc-relative operands can fit. For example, a pc-relative operand
8297 can be used as a memory source operand for addsi3, but not as a
8299 * hp320.h linux.h m68kv4.h (LEGITIMATE_PIC_OPERAND_P) as in m68k.h.
8301 Fri Jun 18 09:11:07 1999 Nick Clifton <nickc@cygnus.com>
8303 * config/arm/telf.h (ASM_OUTPUT_DEF_FROM_DECLS): New Marco: USe
8304 .thumb_set pseudo op to mark aliases of thumb functions.
8306 Wed Jun 16 18:19:13 1999 Nick Clifton <nickc@cygnus.com>
8308 * varasm.c (assemble_alias): Use ASM_OUTPUT_DEF_FROM_DECLS in
8309 preference to ASM_OUTPUT_DEF, if it is defined.
8311 * tm.texi: Document new, optional target macro
8312 ASM_OUTPUT_DEF_FROM_DECLS.
8314 Thu Jun 17 15:07 1999 Bruce Korb <ddsinc09@ix.netcom.com>
8316 * fixincludes: ISCNTL patch
8317 * fixinc/inclhack.def (ioctl_fix_ctrl): Fix the definition of [_]*ISCTRL().
8318 (dgux_int_varargs): new for DG/UX
8319 * fixinc/{fixincl.x,inclhack.sh}: Regenerated.
8321 Thu Jun 17 21:34:24 1999 Jeff Law <law@cygnus.com>
8323 * invoke.texi (ia32 options): Fix typo.
8325 Thu Jun 17 21:34:24 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
8327 * loop.c (strength_reduce): When doing biv->giv conversion, update
8328 reg note of NEXT->insn.
8330 Thu Jun 17 14:25:08 1999 Jeffrey A Law (law@cygnus.com)
8332 * loop.c (move_movables): Note issues with replacing REGs with
8334 * mips.h (GO_IF_LEGITIMATE_ADDRESS): Handle SUBREGs properly.
8336 Thu Jun 17 13:28:30 1999 David O'Brien <obrien@FreeBSD.org>
8338 * i386/freebsd-elf.h (LINK_SPEC): Fix typo.
8340 * i386/freebsd-elf.h (FUNCTION_PROFILER): labels are not needed and
8341 the reference to `mcount' was not correct for the ELF on FreeBSD.
8343 Thu Jun 17 17:22:07 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
8345 * loop.c (strength_reduce): When doing biv->giv conversion, fix up
8348 (recombine_givs): Set ix field after sorting.
8350 Thu Jun 17 02:54:30 1999 Jeffrey A Law (law@cygnus.com)
8352 * emit-rtl.c (operand_subword): Tighten checks for when it is safe
8353 to safe to extract a subword out of a REG.
8355 Thu Jun 17 01:45:24 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
8357 * sh.md (mulsi3): Don't add a no-op move at the end.
8359 Wed Jun 16 20:29:00 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
8361 * cse.c (cse_insn): Don't put hard register source into tables for
8362 the last insn of a libcall.
8364 Wed Jun 16 19:44:33 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
8366 * loop.c (strength_reduce): Insert sets of derived givs at every
8367 biv increment, even if it's the only one.
8369 Wed Jun 16 10:33:02 1999 Jason Merrill <jason@yorick.cygnus.com>
8371 * dwarfout.c (add_incomplete_type): New fn.
8372 (output_type): Call it.
8373 (retry_incomplete_types): New fn.
8374 (dwarfout_finish): Call it.
8376 From Eric Raskin <ehr@listworks.com>:
8377 (output_type): Output types for bases.
8379 Tue Jun 15 12:51:23 1999 Alexandre Oliva <oliva@dcc.unicamp.br>
8381 * mips.c (mips_output_conditional_branch): Add `break'
8382 between `default' label and `close braces'.
8384 Tue Jun 15 01:55:20 1999 David O'Brien <obrien@FreeBSD.org>
8386 * i386/freebsd-elf.h (LINK_SPEC): clean up the linking library
8387 specifications and make it realistic.
8388 (LIB_SPEC): Likewise.
8390 Mon Jun 14 15:38:43 1999 Jim Wilson <wilson@cygnus.com>
8392 * config/mips/mips.c (mips_secondary_reload_class): Check for
8393 (PLUS (SP) (REG)) and return appropriate register class.
8394 * config/mips/mips.md (reload_insi): Delete predicate for operand 1.
8395 Handle (PLUS (SP) (REG)).
8396 (tablejump): In mips16 code, use emit_insn instead of emit_jump_insn.
8397 (tablejump_mips161, tablejump_mips162): Use emit_jump_insn instead
8398 of emit_insn for tablejump.
8400 Mon Jun 14 17:26:40 1999 David Edelsohn <edelsohn@gnu.org>
8402 * rs6000.c (output_prolog): RS6000_CALL_GLUE must be
8403 asm_fprintf format string by itself.
8404 (output_function_profiler): Likewise.
8406 Mon Jun 14 12:57:38 1999 David Mosberger <davidm@hpl.hp.com>
8408 * combine.c (simplify_logical, case AND): Only call
8409 simplify_and_const_int if the mode is no wider than HOST_WIDE_INT
8410 or the constant is positive.
8412 Mon Jun 14 11:43:41 1999 Nick Clifton <nickc@cygnus.com>
8414 * configure.in: Fix typo in rs6000-ibm-aix4 case.
8415 * configure: Regenerate.
8417 Mon Jun 14 03:55:40 1999 Jeffrey A Law (law@cygnus.com)
8419 * configure.in (rs6000-ibm-aix4.3*, powerpc-ibm-aix4.3*): Do not
8420 require a sub-version #.
8421 * configure: Rebuilt.
8423 1999-06-14 Robert Lipe (robertlipe@usa.net)
8425 * svr4.h (DWARF2_DEBUGGING_INFO): Check for redefinition.
8427 Mon Jun 14 10:30:52 BST 1999 Nathan Sidwell <nathan@acm.org>
8429 * c-typeck.c (process_init_element): Detect excess elements in
8430 char array initializer.
8432 1999-06-14 Andreas Jaeger <aj@arthur.rhein-neckar.de>
8434 * gcc.texi: Mention gcc 2.96 instead of egcs 1.00.
8436 Sat Jun 12 22:29:48 EDT 1999 Jerry Quinn <jquinn@nortelnetworks.com>
8438 * invoke.texi (Option Summary): Add -fpermissive flag.
8440 Sat Jun 12 03:40:42 1999 Jeffrey A Law (law@cygnus.com)
8442 * sparc.h (LEGITIMIZE_RELOAD_ADDRESS): Do nothing with operands
8443 that require PIC code sequences.
8445 Wed Jun 9 16:29:01 1999 Nick Clifton <nickc@cygnus.com>
8447 * configure.in: Add new target: thumb-elf.
8448 * configure: Regenerate.
8449 * config/arm/t-thumb-elf: New file: Makefile fragment for
8451 * config/arm/telf.h: New file: Header file for thumb-elf
8454 Fri Jun 11 03:17:51 1999 Jeffrey A Law (law@cygnus.com)
8456 * Makefile.in (libgcc2): Pass MAYBE_USE_COLLECT2 as an argument.
8457 * libgcc2.c (__CTOR_LIST, __DTOR_LIST); Do not provide
8458 initializers is some circumstances.
8460 * fixinc/inclhack.def (endif_label): Add additional selector for
8461 more bogus stuff after #endif statements.
8462 * fixinc/inclhack.sh, fixinc/fixincl.x: Rebuilt.
8464 Thu Jun 10 20:44:36 1999 Mumit Khan <khan@xraylith.wisc.edu>
8466 * i386/cygwin.h (SET_ASM_OP): Define.
8468 Thu Jun 10 20:37:57 1999 Mumit Khan <khan@xraylith.wisc.edu>
8470 * reg-stack.c (stack_reg_life_analysis): Find all the RETURN insns.
8472 Thu Jun 10 19:23:00 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
8474 * sh.h (TARGET_HARWARD, TARGET_HARVARD): Changed the former to the
8477 * sh.md (ic_invalidate_line_i): Remove second alternative.
8479 Thu Jun 10 06:55 1999 Bruce Korb <ddsinc09@ix.netcom.com>
8481 *fixinc/inclhack.def(sun_auth_proto): We do not know how to
8482 test for the presence of valid prototypes. Delete bypass expr.
8483 (ioctl_fix_ctrl): Correct the selection expression.
8484 (no_double_slash): Correct quoting rules
8485 *fixinc/fixincl.x: regen
8486 *fixinc/inclhack.sh: regen
8488 Thu Jun 10 15:08:15 1999 Nick Clifton <nickc@cygnus.com>
8490 * config/arm/arm.c (struct all_cores): Add ARM920 and ARM920t.
8492 Wed Jun 9 15:57:57 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
8494 * rs6000.md (movsi_got_internal_mem): Delete.
8495 * rs6000.h (CONDITIONAL_REGISTER_USAGE): Mark PIC_OFFSET_TABLE_REGNUM.
8496 (GOT_TOC_REGNUM): Delete.
8497 (PIC_OFFSET_TABLE_REGNUM): Define.
8498 (FINALIZE_PIC): Disable.
8499 * rs6000.c (rs6000_got_register): New code for fixed pic register.
8500 (rs6000_replace_regno): Delete.
8501 (rs6000_finalize_pic): Likewise.
8502 (output_prolog): Handle PIC_OFFSET_TABLE_REGNUM.
8504 Wed Jun 9 19:44:26 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
8506 * loop.c (loop_insn_first_p): Don't compare LUIDs when P
8507 is a note; use <= for the compare; advance P while it is
8510 Wed Jun 9 13:12:24 1999 Jeffrey A Law (law@cygnus.com)
8512 * fixinc/inclhack.def (no_double_slash): Fix quoting for test.
8513 * fixinc/inclhack.sh, fixinc/fixincl.x, fixinc/fixincl.sh; Rebuilt.
8515 * varasm.c (remove_from_pending_weak_list): Verify t->name
8516 is non-NULL before passing it to strcmp.
8518 Wed Jun 9 06:50 1999 Bruce Korb <ddsinc09@ix.netcom.com>
8520 *fixinc/inclhack.def(sun_auth_proto): bypass the patch if
8521 the typed arguments are not part of a comment
8522 (ioctl_fix_ctrl): Added a purpose comment
8523 *fixinc/fixincl.x: regenerate
8524 *fixinc/inclhack.sh: regenerate
8526 Wed Jun 9 22:57:02 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
8528 * invoke.texi: Add C4x invocation docs.
8530 Wed Jun 9 22:34:38 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
8532 * config/c4x/c4x.h (TARGET_EXPOSE_LDP, LEGITIMIZE_RELOAD_ADDRESS):
8534 * config/c4x/c4x.c (c4x_emit_move_sequence, src_operand): Use
8536 (c4x_legitimize_reload_address): New function.
8537 * config/c4x/c4x.md: Update docs.
8539 Wed Jun 9 04:14:48 1999 Jeffrey A Law (law@cygnus.com)
8541 * fixincludes: Avoid removing '.'.
8542 * fixinc/fixinc.svr4: Likewise.
8543 * fixinc/fixinc.winnt: Likewise.
8544 * fixinc/inclhack.tpl: Likewise.
8545 * fixinc/fixincl.sh, fixinc/inclhack.sh: Rebuilt.
8547 1999-06-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8549 * fixinc/inclhack.def (sun_catmacro): Escape parens in the select
8551 * fixinc/fixincl.x, fixinc/inclhack.sh: Rebuilt.
8553 Wed Jun 9 03:10:34 1999 Mumit Khan <khan@xraylith.wisc.edu>
8555 * c-pragma.c (handle_pragma_token): Handle `#pragma pack()'
8558 Tue Jun 8 13:06:15 1999 Jim Wilson <wilson@cygnus.com>
8560 * configure.in (rs6000-ibm-aix4.[12]*): Change rx6000 to rs6000.
8561 * configure: Regenerate.
8563 Tue Jun 8 05:47:48 1999 Richard Earnshaw (rearnsha@arm.com)
8565 * optabs.c (expand_cmplxdiv_wide): Use expand_abs to get the absolute
8568 Mon Jun 7 22:30:37 1999 Jeffrey A Law (law@cygnus.com)
8570 * fixinc/inclhack.def (avoid_bool): Also catch
8571 "typedef [unsigned] int bool".
8572 * fixinc/inclhack.sh, fixinc/fixincl.x, fixinc/fixincl.sh: Rebuilt.
8574 * m68k/x-hp3bsd44: Delete obsolete and incorrect file.
8575 * configure.in (m68k-hp-bsd4.4): No longer use x-hp3bsd44.
8576 * configure: Rebuilt.
8578 Mon Jun 7 22:05:03 1999 Mark Kettenis <kettenis@gnu.org>
8580 * config/i386/gnu.h: Include <gnu.h> right after <i386/linux.h>,
8581 such that we can override its definitions if necessary.
8582 (CPP_SPEC): New define. Support processor specific predefines via
8584 (CC1_SPEC): New define. Support processor specific compiler
8585 options via %(cc1_cpu).
8586 (STARTFILE_SPEC): New define. Use crt0.o instead of crt1.o for
8589 1999-06-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8591 * fixinc/inclhack.def (math_gcc_ifndefs): Insert whitespace
8592 between sed's -e flag, and the open-quote following it.
8593 * fixinc/fixincl.x, fixinc/fixincl.sh: Rebuilt.
8595 Mon Jun 7 20:34:20 1999 Robert Lipe <robertlipe@usa.net>
8596 Jeffrey A Law (law@cygnus.com)
8598 * varasm.c (assemble_start_function): Remove the function
8599 from the pending weak decls list when we define a function.
8600 (assemble_variable): Similarly for variables.
8601 (weak_finish): Ignore items on the list with a NULL name.
8602 (remove_from_ending_weak_list); New function to "remove" an item
8603 from the pending weak declarations list.
8605 Mon Jun 7 19:27:07 1999 Jerry Quinn <jquinn@nortelnetworks.com>
8607 * pa.md (fmpyfadd, fmpynfadd, fnegabs): New patterns.
8609 Mon Jun 7 14:07:39 1999 Dave Brolley <brolley@cygnus.com>
8611 * c-lex.c (GETC): Redefine to call getch.
8612 (UNGETC): Redefine to call put_back.
8613 (putback_buffer): New structure type.
8614 (putback): New static structure.
8615 (getch): New function.
8616 (put_back): New function.
8617 (yylex): Replace unused bytes from bad multibyte character.
8619 Mon Jun 7 13:33:39 1999 Dave Brolley <brolley@cygnus.com>
8621 * cpplib.c (do_define): Cast `alloca' return value.
8622 (do_include, do_undef, do_pragma): Likewise.
8623 * cpphash.c (dump_definition): Cast `xstrdup' and `alloca' return
8625 * cppfiles.c (initialize_input_buffer): Cast `xmalloc' return values.
8626 * gcc/cppspec.c (lang_specific_driver): Cast xmalloc return value.
8628 Sun Jun 6 11:58:34 1999 Jakub Jelinek <jj@ultra.linux.cz>
8630 * sparc.md (abstf2): This should be an expand.
8631 (split after abstf2_notv9): Fix mode.
8632 (abstf2_hq_v9): New pattern.
8633 (abstf2_v9): Only use when no hard quad.
8634 (absdf2_v9): Fix if target is not the same as source.
8635 (ashrsi3_extend, ashrsi3_extend2, lshrsi3_extend, lshrsi3_extend2):
8636 Add correct output constraints.
8638 Sat Jun 5 17:04:16 1999 Craig Burley <craig@jcb-sc.com>
8640 From Dave Love to egcs-patches on 20 May 1999 17:38:38 +0100:
8641 * invoke.texi: Clarify text vis-a-vis Intel CPUs.
8643 Sat Jun 5 12:11:24 1999 Mark Mitchell <mark@codesourcery.com>
8645 * mips.h (mips_output_conditional_branch): New function.
8646 (mips_adjust_insn_length): Likewise.
8647 (ASSEMBLER_SCRATCH_REGNUM): New macro.
8648 (ADJUST_INSN_LENGTH): Likewise.
8649 * mips.c (print_operand): Add `F' and `W' for floating-point
8651 (machine_dependent_reorg): Adjust MIPS16 code; instruction-lengths
8653 (mips_adjust_insn_length): New function.
8654 (mips_output_conditional_branch): New function.
8655 * mips.md (length): Adjust attribute definition to handle
8656 conditional branches. Change lengths to bytes, rather than
8657 instructions throughout. Remove length attribute from
8658 instructions whose length is four bytes, and rely on the default
8660 (dslot): Fix typo in comment.
8661 Reword conditional branch patterns to use
8662 mips_output_conditional_branch.
8664 Fri Jun 4 13:30:27 1999 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8666 * alpha/osf.h (CPP_SUBTARGET_SPEC): Handle -threads.
8667 (LIB_SPEC): Likewise.
8668 Link with -lprof1_r for -g/-pg.
8670 1999-06-04 Andreas Schwab <schwab@issan.cs.uni-dortmund.de>
8672 * loop.c (check_dbra_loop): Fix change of Jan 19.
8674 Fri Jun 4 00:12:40 1999 Marc Espie <espie@cvs.openbsd.org>
8676 * freebsd-elf.h (SWITCH_TAKES_ARG): Redefine, not define.
8677 (STARTFILE_SPEC): Define, override the svr4.h version.
8678 (ENDFILE_SPEC): Likewise.
8680 Thu Jun 3 23:58:55 1999 Jeffrey A Law (law@cygnus.com)
8682 * fixinc/inclhack.def (limits_ifndefs): Also apply to sys/limits.h
8683 * fixinc/fixincl.x: Regenerated.
8684 * fixinc/inclhack.sh: Regenerated.
8686 Fri Jun 4 05:42:23 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
8688 * sh.c (barrier_align): Don't return early for normal branch/barrier
8689 when optimizing for SH2.
8691 Thu Jun 3 22:27:50 1999 Robert Lipe <robertlipe@usa.net>
8693 * i386/udk.h (LINK_SPEC): Correct linker search path for
8696 Fri Jun 4 03:20:40 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
8698 * sh.c (fixup_addr_diff_vecs): Emit braf reference label.
8699 (braf_label_ref_operand): Delete.
8700 * sh.h (PREDICATE_CODES): Remove braf_label_ref_operand.
8701 * sh.md (casesi_jump_2): Operand1 is now the inside of a
8702 label_ref, and has no predicate.
8703 The patten has a predicate to guard against invalid substitutions.
8704 (dummy_jump): Delete.
8705 (casesi): Update use of casesi_jump_2.
8707 Thu Jun 3 07:48 1999 Bruce Korb <ddsinc09@ix.netcom.com>
8709 *fixinc/inclhack.def(Io_Def_Quotes): corrected sed expression
8710 *fixinc/fixincl.x: regenerate
8711 *fixinc/inclhack.sh: regenerate
8713 Thu Jun 3 02:15:07 1999 Jason Merrill <jason@yorick.cygnus.com>
8715 * dwarf2out.c (add_incomplete_type): New fn.
8716 (gen_struct_or_union_type_die): Call it.
8717 (retry_incomplete_types): New fn.
8718 (dwarf2out_finish): Call it.
8720 Thu Jun 3 01:19:03 1999 Jeffrey A Law (law@cygnus.com)
8722 * gcse.c (insert_insn_end_bb): Correct placement of insns when the
8723 current block starts with a CODE_LABEL and ends with a CALL and
8724 we can not find all the argument setup instructions for the CALL.
8726 Wed Jun 2 15:44:15 1999 Mark Mitchell <mark@codesourcery.com>
8729 * fold-const.c (fold): STRIP_NOPS when deciding whether or not
8730 something is a candidate for optimize_bit_field_compare.
8732 Wed Jun 2 21:53:05 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
8734 * sh.h (CONST_OK_FOR_I, CONST_OK_FOR_L): Cast VALUE to HOST_WIDE_INT.
8736 Wed Jun 2 12:25:55 1999 Richard Henderson <rth@cygnus.com>
8738 * alpha.c (override_options): Thinko in last patch.
8740 * alpha/osf.h (CPP_SUBTARGET_SPEC): Define.
8741 (LIB_SPEC): Recognize -pthread.
8743 Wed Jun 2 08:42:55 1999 Nick Clifton <nickc@cygnus.com>
8745 * config/arm/tcoff.h (USER_LABEL_PREFIX): Synchronise with
8746 definition in config/arm/coff.h
8747 * config/arm/coff.h: Add comment about USER_LABEL_PREFIX.
8749 Wed Jun 2 07:07 1999 Bruce Korb <ddsinc09@ix.netcom.com>
8751 * fixinc/fixincl.c(global def): Add FD_SHELL_SCRIPT to mark
8752 fixes that need "file=xxx\n" prepended before invocation
8753 (start_fixer - new): starting the fixer process is complex enough
8754 to warrent its own routine. It prepends the "file=xxx\n" stuff.
8755 (process): uses the new routine; omit usage of putenv()
8756 * fixinc/fixincl.tpl: mark shell scripts with FD_SHELL_SCRIPT
8757 * fixinc/fixincl.x: regenerate
8759 Wed Jun 2 02:29:07 1999 Jeffrey A Law (law@cygnus.com)
8761 * README, configure.in, gcc.1, gcc.texi: Update name (egcs -> gcc)
8762 and version #s (1.1 -> 2.96) as needed.
8763 * README.g77: Kill way out of date file in the toplevel directory.
8765 Wed Jun 2 00:52:34 1999 David O'Brien <obrien@FreeBSD.org>
8767 * configure.in (i[34567]86-*-freebsdelf): Don't include linux.h,
8768 i386/freebsd-elf.h no longer requires it. Instead include svr4.h.
8769 * configure: Rebuilt.
8770 * i386/freebsd-elf.h (DEFAULT_VTABLE_THUNKS): Define.
8771 (ASM_COMMENT_START, ASM_APP_ON, ASM_APP_OFF, SET_ASM_OP): Likewise.
8772 (PREFERRED_DEBUGGING_TYPE, WCHAR_UNSIGNED): Likewise.
8773 (SWITCH_TAKES_ARG): Likewise.
8774 * i386/freebsd.h: Remove FREEBSD_NATIVE support.
8775 * config/t-freebsd: Moved from config/i386/ so it can used for all
8778 Mon May 31 02:22:55 1999 Philippe De Muyter <phdm@macqel.be>
8780 * m68k/x-mot3300 (XCFLAGS): Fixed to match stb.o, not f/stb.o.
8782 Wed Jun 2 00:08:34 1999 Robert Lipe <robertlipe@usa.net>
8784 * configure.in (i[34567]86-*-udk*): Install headers with cpio.
8785 * configure: Rebuilt.
8787 Tue Jun 1 19:06:22 1999 David Edelsohn <edelsohn@gnu.org>
8789 * rs6000/aix41.h (RS6000_CALL_GLUE): Define.
8790 * rs6000/aix43.h (RS6000_CALL_GLUE): Likewise.
8791 * rs6000/rs6000.c (rs6000_file_start): Use putc.
8792 (rs6000_output_load_toc_table): Same.
8793 (output_prolog, output_mi_thunk): Same.
8794 * rs6000/rs6000.h (SELECT_SECTION): Formatting.
8795 (ASM_GLOBALIZE_LABEL): Use putc.
8797 Mon May 31 15:23:23 1999 Richard Henderson <rth@cygnus.com>
8799 * alpha.md (reload_*_help): New patterns and splitters.
8800 (reload_*): Use them.
8801 (mov[qh]i): Likewise.
8803 Mon May 31 11:48:07 1999 Mark Mitchell <mark@codesourcery.com>
8805 * cccp.c (handle_directive): Handle backslash-newlines in quoted
8808 Mon May 31 09:36:11 1999 Cort Dougan <cort@cs.nmt.edu>
8810 * rs6000/linux.h (LINK_SPEC): Use emulation elf32ppclinux.
8812 Mon May 31 11:40:20 EDT 1999 John Wehle (john@feith.com)
8814 * flow.c (mark_regs_live_at_end, insn_dead_p,
8815 mark_set_1, mark_used_regs): Only give FRAME_POINTER_REGNUM
8816 and HARD_FRAME_POINTER_REGNUM special treatment if reload
8817 hasn't run or the frame pointer is needed.
8818 * haifa-sched.c (attach_deaths): Likewise.
8819 * sched.c (attach_deaths): Likewise.
8821 Mon May 31 00:46:17 1999 Jeffrey A Law (law@cygnus.com)
8823 * jump.c (jump_optimize_1): Only set CAN_REACH_END if
8824 calculate_can_reach_end returns nonzero.
8826 * configure.in (native gas tests): Search for an assembler in the
8827 same manner that the installed compiler will.
8828 * configure: Rebuilt.
8829 * tm.texi (MD_EXEC_PREFIX): Note need to update configure.in too.
8831 * alias.c (find_base_term): Improve handling of addresses
8832 constructed from binary operations.
8834 Sun May 30 14:29:17 1999 Eric Raskin (ehr@listworks.com)
8836 * dgux.h (STARTFILE_SPEC): Fix incorrectly matched curly-braces.
8838 Sun May 30 14:19:13 1999 Jeffrey A Law (law@cygnus.com)
8840 * function.h (cleanup_label, frame_offset): Declare.
8841 (tail_recursion_label, tail_recursion_reentry): Likewise.
8842 (arg_pointer_save_area, rtl_expr_chain): Likewise.
8843 * stmt.c (cleanup_label, frame_offset): Delete extern declarations.
8844 (tail_recursion_label, tail_recursion_reentry): Likewise.
8845 (arg_pointer_save_area, rtl_expr_chain): Likewise.
8847 Sat May 29 19:08:10 1999 Philip Blundell <philb@gnu.org>
8849 * config/arm/aout.h (ASM_OUTPUT_ALIGN): Only define if not already
8851 * config/arm/elf.h (ASM_OUTPUT_ALIGN): Define.
8852 (MAX_OFILE_ALIGNMENT): Define.
8854 Fri May 28 21:40 1999 Robert Lipe <robertlipe@usa.net>
8856 * fixincl.c: Replace local include scheme with #includes of
8857 gansidecl.h and system.h.
8858 * procopen.c: Likewise.
8859 * server.c: Likewise.
8861 Fri May 28 03:47:03 1999 Eric Raskin (ehr@listworks.com)
8863 * i386/t-dgux (EXTRA_PARTS): Add crti.o
8864 (crti.o): Add build rule and dependencies.
8865 * fixinc/fixinc.dgux: Use modified _int_varargs.h
8867 Fri May 28 03:41:02 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
8869 * rs6000/sysv4.h (CC1_SPEC): Add support for -profile
8870 (LIB_LINUX_SPEC): Likewise.
8871 (LIB_LINUX_SPEC): Add support for -pthread
8872 (CPP_OS_LINUX_SPEC): Likewise.
8873 (CPP_SYSV_SPEC): Avoid redefinitions if both -fpic and -fPIC are
8876 Thu May 27 13:04:52 1999 H.J. Lu (hjl@gnu.org)
8878 * i386.c (output_fp_cc0_set): Don't check the JUMP_INSN code for
8880 (notice_update_cc, output_float_compare): Enable TARGET_CMOVE support.
8881 (output_float_compare, output_fp_cc0_set): Fix the FLOAT comparison
8882 for IEEE math and CC_FCOMI.
8883 (put_jump_code): No IEEE if CC_FCOMI is set.
8885 1999-05-27 Andreas Schwab <schwab@issan.cs.uni-dortmund.de>
8887 * fold-const.c (fold_truthop): Make the field reference unsigned
8888 when converting a single bit compare.
8890 Thu May 27 02:40:48 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
8892 * loop.c (strength_reduce): Don't do biv->giv conversion on constants.
8894 Thu May 27 02:09:27 1999 Jeffrey A Law (law@cygnus.com)
8896 * varasm.c (STRIP_NAME_ENCODING): Remove default definition.
8897 * output.h (STRIP_NAME_ENCODING): Strip '*' like the old varasm
8900 * reload.c (push_reload): Do not call remove_address_replacements
8901 when presented with identical optional reloads.
8903 Wed May 26 14:18:05 1999 Richard Henderson <rth@cygnus.com>
8905 * alpha.h (MASK_FIX, TARGET_FIX): New.
8906 (MASK_*): Reorganize constants.
8907 (CPP_AM_FIX_SPEC): New.
8908 (TARGET_SWITCHES): Add FIX.
8909 (EXTRA_SPECS): Likewise.
8910 (CPP_CPU_EV6_SPEC): Use FIX, not CIX.
8911 (SECONDARY_MEMORY_NEEDED): Likewise.
8912 (REGISTER_MOVE_COST): Likewise.
8913 * alpha.c (override_options): Add FIX support. Always use
8914 ALPHA_TP_PROG for ev6.
8915 * alpha.md (sqrt and mov[sd]i patterns): Use FIX, not CIX.
8916 * alpha/elf.h (ASM_FILE_START): Look at FIX too.
8917 * configure.in (target_cpu_default2) [ev6]: Use FIX, not CIX.
8919 Wed May 26 09:53:05 1999 Mark Mitchell <mark@codesourcery.com>
8921 * fold-const.c (fold): STRIP_NOPS when deciding whether or not
8922 something is a candidate for optimize_bit_field_compare.
8924 Wed May 26 09:40:02 1999 Mark Mitchell <mark@codesourcery.com>
8926 * gcc.texi (Passes): Document branch-shortening.
8927 * invoke.texi (Debugging Options): Document the fact that `-dp'
8928 outputs length information for instructions.
8930 Wed May 26 08:49:31 1999 Nick Clifton <nickc@cygnus.com>
8932 * flow.c: Revert previous delta.
8934 Wed May 26 06:05:10 1999 Nick Clifton <nickc@cygnus.com>
8936 * flow.c (insn_dead_p): Check against frame_pointer_rtx not
8937 FRAME_POINTER_REGNUM.
8938 (mark_set_1): Ditto.
8939 (mark_used_regs): Ditto.
8941 Wed May 26 02:19:31 1999 Philip Blundell <pb@nexus.co.uk>
8943 * arm.h (NEED_PLT_GOT): Fix mistake in last change.
8944 (GOT_PCREL): New macro. Define to 1 if not already defined.
8945 * arm/elf.h (GOT_PCREL): Define to 0.
8946 * arm.c (arm_finalize_pic): Take into account the setting of
8949 Tue May 25 14:06:06 1999 Jeffrey A Law (law@cygnus.com)
8951 * output.h (STRIP_NAME_ENCODING): Provide default definition.
8952 * dwarf2out.c (ASM_NAME_TO_STRING): Use STRIP_NAME_ENCODING.
8954 * flow.c (mark_set_1): Do not record BLKmode stores as dead
8955 store elimination candidates.
8957 Tue May 25 08:55:57 1999 Gavin Romig-Koch <gavin@cygnus.com>
8959 * config/mips/mips.h (ASM_OUTPUT_DOUBLE_INT) : Use 'dword' if
8962 Mon May 24 20:30:08 1999 Jim Wilson <wilson@cygnus.com>
8964 * configure.in (rs6000-ibm-aix4.[12]*): Delete use of aix41-gld.h.
8965 Add use of x-aix41-gld.
8967 Mon May 24 16:44:09 1999 Jakub Jelinek <jj@ultra.linux.cz>
8969 * sparc/linux64.h (ASM_OUTPUT_CONSTRUCTOR): Define.
8970 (ASM_OUTPUT_DESTRUCTOR): Define.
8972 Mon May 24 14:35:24 1999 Jeffrey A Law (law@cygnus.com)
8974 * loop.c (strength_reduce): Do not clear NOT_EVERY_ITERATION at the
8975 last CODE_LABEL in a loop if we have previously passed a jump
8976 to the top of the loop.
8978 Mon May 24 07:56:29 1999 Nick Clifton <nickc@cygnus.com>
8980 * config/arm/arm.h (OUTPUT_INT_ADDR_CONST): Fix blunder made when
8981 applying Philip's patch.
8983 Mon May 24 01:02:12 1999 Mark Mitchell <mark@codesourcery.com>
8985 * stmt.c (expand_end_bindings): Ignore any elements of VARS that
8988 Sun May 23 20:31:16 1999 Jeffrey A Law (law@cygnus.com)
8990 * loop.c (strength_reduce): Grow reg_single_usage as needed.
8992 Sun May 23 10:13:20 1999 David O'Brien <obrien@FreeBSD.org>
8994 * i386/freebsd-elf.h (LINK_SPEC): Change -static to -Bstatic.
8995 Also remove a useless comment.
8997 Sun May 23 10:05:23 1999 Jerry Quinn <jquinn@nortelnetworks.com>
8999 * pa.md (negdf2,negsf2): Use fneg instead of fsub on pa 2.0.
9001 Sat May 22 21:02:06 1999 David Edelsohn <edelsohn@gnu.org>
9003 * collect2.c (main): Only generate import or export file and add
9004 to link arguments if non-empty. Use xmalloc not alloca.
9005 (write_{export,import}_file): Delete.
9006 (write_aix_file): New function.
9007 (locatelib): Use xmalloc not malloc.
9008 (GCC_OK_SYMBOL): Do not check type if aix64.
9010 Sat May 22 09:35:51 1999 Philip Blundell <pb@nexus.co.uk>
9012 Based on patch by Scott Bambrough and Pat Beirne:
9013 * config/arm/arm.c (making_const_table): New variable.
9014 * config/arm/arm.h (making_const_table): Declare.
9015 (OUTPUT_INT_ADDR_CONST): Mark symbols as position independent if
9017 * config/arm/arm.md (consttable_4, consttable_8, consttable_end):
9018 Keep track of when we are building the constant table.
9020 Sat May 22 09:34:22 1999 Philip Blundell <pb@nexus.co.uk>
9022 * config/arm/arm.c (arm_override_options): Fix erroneous warning
9025 Sat May 22 09:06:33 1999 Nick Clifton <nickc@cygnus.com>
9027 * config/arm/arm.h (NEED_PLT_GOT): Only define if not already
9030 Sat May 22 07:17:05 1999 Nick Clifton <nickc@cygnus.com>
9032 * tm.texi (FUNCTION_ARG): Correct description of a stack element
9035 Sat May 22 01:27:49 1999 Mark Mitchell <mark@codesourcery.com>
9037 * expr.h (lang_expand_constant): Guard with #ifdef TREE_CODE.
9039 Fri May 21 21:19:02 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
9041 * rs6000.c (output_mi_thunk): Enable full support again.
9043 Fri May 21 20:09:52 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
9045 * sh.h (BRANCH_COST): Define.
9047 Thu May 20 10:00:42 1999 Stephen L Moshier <moshier@world.std.com>
9049 * Makefile.in (GCC_FOR_TARGET): Add -I$(build_tooldir)/include.
9051 Thu May 20 09:58:57 1999 Jan Hubicka <hubicka@freesoft.cz>
9053 * function.c (assign_stack_local): Align stack slot propertly.
9054 (assign_outer_stack_local): Likewise.
9056 Thu May 20 10:38:43 1999 Mark Mitchell <mark@codesourcery.com>
9058 * expr.h (lang_expand_constant): Declare.
9059 * toplev.c (lang_expand_constant): Define it.
9060 * varasm.c (output_constant): Use it.
9062 Thu May 20 11:28:53 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9064 * optabs.c (expand_cmplxdiv_straight, expand_cmplxdiv_wide):
9065 Change function definitions to K&R style.
9067 Thu May 20 08:16:39 1999 Bruce Korb <ddsinc09@ix.netcom.com>
9069 * fixinc/fixincl.c: We must not ignore SIGCLD now.
9071 Thu May 20 07:06:39 1999 Alexandre Oliva <aoliva@acm.org>
9073 * fixinc/Makefile.in(gnu-regex.o): add $(INCLUDES) to compile options
9074 * fixinc/fixincl.c(wait_for_pid): K&R-ify arguments
9075 (several places): omit static initialization
9076 (process): use single fd, since only the read fd is used
9077 * fixinc/gnu-regex.c: define 'const' away, if not supported
9078 * fixinc/procopen.c(several places): omit static initialization
9079 * fixinc/server.c: define 'volitile' away, if not supported
9081 1999-05-20 Andreas Schwab <schwab@issan.cs.uni-dortmund.de>
9083 * config/dbxcoff.h (DBX_OUTPUT_MAIN_SOURCE_FILE_END): Use
9084 asm_fprintf and %L to generate the label name.
9085 * config/dbxelf.h (DBX_OUTPUT_MAIN_SOURCE_FILE_END): Likewise.
9086 (ASM_OUTPUT_SOURCE_LINE): Correct generation of internal labels.
9088 Thu May 20 01:40:55 1999 Jeffrey A Law (law@cygnus.com)
9090 * jump.c (can_reverse_comparison_p): Do not abort if the comparison
9091 insn for a conditional jump can not be found.
9093 Wed May 19 23:58:58 1999 Jeffrey A Law (law@cygnus.com)
9095 * mips.h (ENCODE_SECTION_INFO): Do not perform GP optimizations
9096 on variables in specific sections other than .sbss and .sdata.
9098 Wed May 19 03:56:56 1999 Mark Mitchell <mark@codesourcery.com>
9100 * stmt.c (expand_return): Call start_cleanup_deferral and
9101 end_cleanup_deferral around conditional code.
9103 Wed May 19 08:40:08 1999 Bruce Korb <ddsinc09@ix.netcom.com>
9105 * fixinc/fixincl.tpl: Avoid depending on ANSI C features for
9106 filename lists. Utilizes new "krstr" AutoGen function.
9107 * fixinc/fixincl.x: Rebuilt.
9109 Wed May 19 02:47:11 1999 Jan Hubicka (hubicka@freesoft.cz)
9111 * i386.c (output_float_compare): Avoid GNU-C extensions.
9113 Wed May 19 00:34:40 1999 Jeffrey A Law (law@cygnus.com)
9115 * version.c: Bump to distinguish mainline tree from the
9118 See ChangeLog.1 for earlier changes.
9121 add-log-time-format: current-time-string