1 Wed Oct 20 22:57:58 1999 Jeffrey A Law (law@cygnus.com)
3 * sparc.md (movsf_const_intreg): If splitting, length must be > 1.
4 (movdf_const_intreg_sp64): Similarly.
6 * local-alloc.c (update_equiv_regs): Check the correct insn
7 for pre-existing REG_EQUIV notes.
9 Wed Oct 20 20:41:46 1999 Mark Mitchell <mark@codesourcery.com>
11 * cse.c (cse_end_of_basic_block): Don't return the end of a basic
12 block reached by a branch if we're not going to actually process
15 Wed Oct 20 15:18:42 1999 Jim Wilson <wilson@cygnus.com>
17 * integrate.c (integrate_decl_tree): Set DECL_CONTEXT to 0 if this is
18 a local extern function declaration.
20 Wed Oct 20 13:56:01 1999 Richard Henderson <rth@cygnus.com>
22 * i386.c (ix86_expand_prologue): Properly wrap USE around
23 reg for CALL_INSN_FUNCTION_USAGE.
25 Thu Oct 14 18:51:37 1999 Andrew Haley <aph@cygnus.com>
27 * config/mips/mips.md (movdf_internal1a): Allow floating-point
30 Wed Oct 20 15:36:11 1999 Andrew Haley <aph@cygnus.com>
32 * config/arm/thumb.h (GO_IF_LEGITIMATE_ADDRESS): Take account of
33 the mode size when finding out if an offset is legal.
35 Wed Oct 20 06:26:58 1999 Richard Henderson <rth@cygnus.com>
37 * basic-block.h (PROP_*): Move constants from ...
39 (compute_bb_for_insn): Free the array before reallocating.
40 (update_life_info): New arg PROP_FLAGS; pass on to propagate_block.
41 (allocate_reg_life_data): Reset all reg variables collected by
43 (get_block_head_tail): Don't convert from bb to block.
44 (get_bb_head_tail): New. Update all callers of get_block_head_tail.
45 (find_insn_reg_weight): Take block not bb.
46 (schedule_block): Don't set block num for moved insns.
47 (schedule_region): Don't update_life_info or find_insn_reg_weight.
48 (schedule_insns): Do it here instead.
49 * combine.c (combine_instructions): Invoke compute_bb_for_insn
50 before update_life_info.
51 * recog.c (split_all_insns, peephole2_optimize): Update for
52 new arg to update_life_info.
53 * rtlanal.c (remove_note): Cope with NULL note.
54 * toplev.c (rest_of_compilation): Don't invoke recompute_reg_usage
57 Wed Oct 20 10:46:41 1999 Richard Earnshaw (rearnsha@arm.com)
59 * jump.c (jump_optimize_1): More accurately detect casesi insns.
61 * flow.c (merge_blocks_move_predecessor_nojumps): Re-order the basic
62 block records so that merge_blocks_nomove will clean up correctly.
63 (split_edge): Handle casesi insns.
65 * gcc-page.c: Try MAP_ANON if we don't have MAP_ANONYMOUS.
67 Tue Oct 19 23:43:50 1999 Jeffrey A Law (law@cygnus.com)
69 * pa.md (call, call_value): Do not emit a blockage after restoring
72 Tue Oct 19 17:22:39 1999 Mark Mitchell <mark@codesourcery.com>
74 * c-typeck.c (c_expand_asm_operands): Fix typo.
76 Tue Oct 19 18:42:58 1999 Bernd Schmidt <bernds@cygnus.co.uk>
78 * arm.c (fpu_rhs_operand): Verify modes.
79 (fpu_add_operand): Likewise.
80 (di_operand): Likewise.
81 (soft_df_operand): Likewise.
83 Tue Oct 19 15:26:11 1999 Richard Earnshaw (rearnsha@arm.com)
85 * arm.c (arm_return_in_memory): APCS rules state that the elements
86 of a structure returned in a register must be 'integer-like'.
88 1999-10-19 Bruce Korb <autogen@linuxbox.com>
90 * fixinc/Makefile.in: Change the generation rules to run `genfixes'
91 in the source tree when the generated targets are out of date
92 * fixinc/genfixes: Alter it to run individual fixes for make.
93 * fixinc/README: rewrite
94 * fixinc/inclhack.def: moved initial comments to README
96 Tue Oct 19 14:01:34 1999 Nick Clifton <nickc@cygnus.com>
98 * toplev.c (main): Do not generate an error message if an
99 unrecognised command line switch is recognisable by another
100 language. If extra_warnings are enabled, then generate a
101 warning message instead.
103 Tue Oct 19 11:41:12 1999 Mumit Khan <khan@xraylith.wisc.edu>
105 * c-pragma.h (PRAGMA_INSERT_ATTRIBUTES): Delete macro.
106 (insert_pack_attributes): Delete prototype.
108 * c-pragma.c (default_alignment): New static variable.
109 (push_alignment): Initialize to current effective alignment.
110 (pop_alignment): Use to set new alignment.
111 (insert_pack_attributes): Delete function.
112 (handle_pragma_token): Set default_alignment as well each time
113 a #pragma pack(<n>) is encountered.
115 Tue Oct 19 02:03:00 1999 Jeffrey A Law (law@cygnus.com)
117 * reg-stack.c (stack_result): Aggregates are not returned in
120 Tue Oct 19 01:26:48 1999 Alasdair Baird <alasdair@wildcat.demon.co.uk>
122 * fold-const.c (fold): Fix thinko in x+(-0) -> x transformation.
124 Mon Oct 18 15:19:41 1999 Richard Henderson <rth@cygnus.com>
126 * basic-block.h (set_block_num): Declare.
127 * flow.c (update_life_info): Don't call compute_bb_for_insn
128 or free_basic_block_vars.
129 * haifa-sched.c (remove_dependence): Conditionalize on HAVE_cc0.
130 (insn_orig_block): Remove.
131 (INSN_BLOCK): Remove. Update all callers to use BLOCK_NUM.
132 (schedule_block): Keep BLOCK_NUM up-to-date.
133 (schedule_insns): Use compute_bb_for_insn.
134 * recog.c (split_all_insns): Likewise.
135 (peephole2_optimize): Likewise.
137 Mon Oct 18 18:50:51 1999 Andreas Schwab <schwab@suse.de>
139 * config/m68k/m68k.h (INITIAL_FRAME_POINTER_OFFSET): Add one word
140 if the pic register is used.
142 Mon Oct 18 02:38:46 1999 Bernd Schmidt <bernds@cygnus.co.uk>
144 * c-decl.c (pushdecl): Use TYPE_CONTEXT rather than TREE_PERMANENT.
145 (finish_decl): Duplicate test for TREE_ASM_WRITTEN in else branch of
146 if that tests TREE_PERMANENT.
148 Mon Oct 18 01:41:35 1999 Jeffrey A Law (law@cygnus.com)
150 * cse.c (invalidate_for_call): Do not remove memory references from
151 the table here. It's handled elsewhere.
153 * haifa-sched.c (add_dependence): Protect references to the
154 true dependency cache with #ifdef INSN_SCHEDULING.
155 (remove_dependence): Similarly.
157 * mn10200.md (outline_epilogue_jump): Embed a (return) to indicate
158 to the cfg code that this is a return instruction.
159 * mn10300.md (return_internal): Similarly.
161 * combine.c (get_last_value): If the last set of a register
162 is after subst_low_cuid, then we can not use it to determine
163 the register's last value.
165 Sun Oct 17 11:02:52 1999 Mark Mitchell <mark@codesourcery.com>
167 * Makefile.in: Back out previous change.
169 Sun Oct 17 15:22:50 1999 Jeffrey A Law (law@cygnus.com)
171 * pa.c (move_operand): Reject (lo_sum (reg) (unspec ...)).
173 * haifa-sched.c (add_dependence): Only check/update the cache
175 (remove_dependence): Likewise.
176 (schedule_insns): Only create the true_dependency_cache if the
177 average number of instructions in a basic block is very large.
179 Sun Oct 17 11:02:52 1999 Mark Mitchell <mark@codesourcery.com>
181 * Makefile.in (ggc-common.o): Depend on genrtl.h.
182 (ggc-simple.o): Likewise.
183 (ggc-page.o): Likewise.
185 Sun Oct 17 02:09:50 1999 Andrew MacLeod <amacleod@cygnus.com>
187 * basic-block.h (pre_edge_lcm, pre_edge_rev_lcm, compute_available):
188 Prototype for exported functions.
189 (pre_lcm, pre_rev_lcm): Remove prototypes.
190 * gcse.c (compute_ae_kill): Add ae_gen and ae_kill as parameters.
191 (compute_available): Move to lcm.c, and change parameter order.
192 (one_classic_gcse_pass): Call compute_ae_kill with parameters.
193 (pre_insert, s_preds, s_succs, num_preds, num_succs): Delete.
194 (gcse_main): No longer call compute_preds_succs. Rebuild the
195 set table after reach pre pass.
196 (pre_insert_map, pre_delete_map, edge_list): New.
197 (alloc_pre_mem): Allocate edge vectors.
198 (free_pre_mem): Delete edge vectors.
199 (compute_pre_data): Call new edge based lcm routines.
200 (process_insert_insn): New function.
201 (insert_insn_end_bb): Use it.
202 (pre_edge_insert): New function.
203 (pre_insert_copy_insn): Formatting fixes. Update BLOCK_END as
205 (pre_insert_copies): Revamp using new edge based lcm outputs.
206 (pre_delete): Likewise.
207 (one_pre_gcse_pass): Insert & remove fake edges to the exit
209 (compute_code_hoist_vbeinout): New new edge based routines.
210 * lcm.c: Remove all the old LCM functions. Replace with new ones
211 that work with the new cfg datastructures and work with edges
214 Sun Oct 17 00:44:17 1999 Bernd Schmidt <bernds@cygnus.co.uk>
216 * reload.h (struct reload): Add new fields "mode" and "nregs".
217 * reload1.c: Change all occurrences of reload_mode and reload_nregs
218 to reference the "mode" and "nregs" field within struct reload.
220 Sat Oct 16 21:50:28 1999 Jeffrey A Law (law@cygnus.com)
222 * haifa-sched.c (true_dependency_cache): New.
223 (add_dependence): Use the true dependency cache to avoid expensive
224 walks down the LOG_LINKS dependency list. Add entries to the
226 (remove_dependence): Remove entries from the true dependency cache
228 (schedule_insns): Allocate and initialize and free the true
231 * haifa-sched.c (schedule_insns): Do not remove inter-block
232 dependencies anymore.
234 Sat Oct 16 11:19:52 1999 Richard Henderson <rth@cygnus.com>
236 * i386/t-cygwin (winnt.o): Depend on RTL_H and TREE_H.
237 * i386/t-winnt: Likewise.
239 Sat Oct 16 11:11:54 1999 Richard Henderson <rth@cygnus.com>
241 * ggc-page.c (init_ggc): Work around SunOS unaligned mmap bug.
243 1999-10-16 Manfred Hollstein <mhollstein@cygnus.com>
245 * Makefile.in (LANGUAGES): Omit "proto".
246 (clean): Remove stale comment about removing unprotoize.c.
248 Sat Oct 16 11:29:14 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
250 * protoize.c (safe_read, safe_write): Avoid the gcc extension of
251 using arithmetic on void pointers.
253 Sat Oct 16 02:48:22 1999 Jeffrey A Law (law@cygnus.com)
255 * haifa-sched.c (compute_block_forward_dependencies): Only check
256 for notes, deleted insns and duplicates if ENABLE_CHECKING is defined.
258 Sat Oct 16 00:07:01 1999 Richard Henderson <rth@cygnus.com>
260 * gcse.c (hash_expr_1): Add in MEM_ALIAS_SET.
261 (expr_equiv_p): Reject memories with different alias sets.
263 Fri Oct 15 15:17:29 1999 Greg McGary <gkm@gnu.org>
265 * flags.h (flag_bounds_check, flag_bounded_pointers): New extern decls.
266 * toplev.c (flag_bounds_check, flag_bounded_pointers): New flags.
267 (f_options): Add "bounded-pointers" and "bounds-check" entries.
268 * c-lang.c (lang_init_options): Set flag_bounds_check as "unspecified".
269 (lang_init): Set default for flag_bounds_check if still "unspecified".
271 Sat Oct 16 13:42:29 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
273 * config/c4x/c4x.md (HF mode patterns): Add missing modes.
275 Sat Oct 16 13:37:46 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
277 * config/c4x/c4x.md (movstrqi_small): Utilise parallel move
280 Sat Oct 16 13:26:47 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
282 * config/c4x/c4x.md (*db_noclobber,
283 *decrement_and_branch_until_zero_noclobber): New patterns and
284 associated splitters.
286 Sat Oct 16 13:13:15 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
288 * config/c4x/c4x.md (parallel instruction patterns): Rework
289 constraints to keep reload happy.
291 Sat Oct 16 13:03:16 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
293 * config/c4x/c4x.md (*absqi2_noclobber, *negqi2_noclobber,
294 *one_cmplqi2_noclobber, *subqi3_noclobber, *andqi3_255_noclobber,
295 *andqi3_65535_noclobber, *andnqi3_noclobber, *xorqi3_noclobber):
296 Add new patterns and associated post-reload splitters.
298 Sat Oct 16 12:42:12 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
300 * config/c4x/c4x.c (c4x_emit_libcall): Use ggc_alloc_string.
302 Sat Oct 16 12:34:44 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
304 * config/c4x/c4x.c (c4x_rptb_insert): Emit rpts_top pattern
306 * config/c4x/c4x.md (rpts_top): New pattern and splitter.
308 Sat Oct 16 12:26:30 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
310 * config/c4x/c4x.c (src_operand): Check SYMBOL_REF and LABEL_REF
313 Fri Oct 15 17:02:09 1999 Jeffrey A Law (law@cygnus.com)
315 * pa.c (move_operand): Rely on memory_address_p to determine the
316 validity of non-indexed memory addresses.
317 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Allow LO_SUM with a symbolic
318 operand in DFmode and SFmode when generating PA2.0 code.
320 Fri Oct 15 14:25:19 1999 Richard Henderson <rth@cygnus.com>
322 * print-rtl.c (print_rtx): Limit last 'u' change to LABEL_REF.
324 Fri Oct 15 13:48:45 1999 Richard Henderson <rth@cygnus.com>
326 * mips.c (function_prologue): Fix argument types.
327 * mips.md (casesi): Use emit_jump_insn for casesi_internal.
328 (casesi_internal): Write to the scratch register.
330 1999-10-15 11:16 -0700 Zack Weinberg <zack@bitmover.com>
332 * cppexp.c (cpp_parse_escape): Make static. Change second arg
334 (parse_charconst): Delete unnecessary cast when calling
336 (cpplib.h): Kill prototype of cpp_parse_escape.
338 Fri Oct 15 11:02:46 1999 Richard Henderson <rth@cygnus.com>
340 Based on patch from Michael Gschwind <mikeg@watson.ibm.com>:
341 * unroll.c (unroll_loop): Cast return value of alloca.
342 * i370/i370.c: Include function.h and toplev.h.
343 (i370_label_scan): Remove c++ commented abort.
344 * i370/i370.h (HANDLE_PRAGMA): Takes three arguments.
345 (ASM_OUTPUT_LABELREF): Fix TOUPPER/else broken 16 Sept.
346 * i370/xm-i370.h (HOST_BITS_PER_LONGLONG): Define.
347 * i370/xm-mvs.h, i370/xm-oe.h: Likewise.
349 Fri Oct 15 03:01:01 1999 Loren Rittle <ljrittle@acm.org>
351 * config/t-freebsd: Do not override USER_H.
352 * ginclude/stddef.h: Generalize check for _MACHINE_ANSI_H_.
354 Fri Oct 15 02:37:28 1999 Alastair J. Houghton <ajh8@doc.ic.ac.uk>
355 Mumit Khan <khan@xraylith.wisc.edu>
357 * c-parse.in (component_decl): Support anonymous struct/union.
359 * c-parse.y: Regenerate.
360 * c-parse.c: Likewise.
361 * objc/objc-parse.y: Likewise.
362 * objc/objc-parse.c: Likewise.
363 * c-decl.c (finish_struct): Don't sort the fields.
364 (field_decl_cmp): Delete unused function.
366 Fri Oct 15 01:20:52 1999 Richard Henderson <rth@cygnus.com>
368 * sparc.md (movsf_const_intreg): Revert last constraint change.
369 (movdf_const_intreg_sp32): Likewise.
371 Fri Oct 15 01:47:51 1999 Vladimir Makarov <vmakarov@loony.cygnus.com>
373 * cse.c: Include hashtab.h instead of splay-tree.h
374 (struct cse_reg_info): No longer use variant union. Add new
375 field "regno". All references changed to avoid union.
376 (cse_reg_info_used_list, cse_reg_info_used_list_end): New variables.
377 (free_cse_reg_info): Remove.
378 (hash_cse_reg_info, cse_reg_info_equal_p): New functions.
379 (get_cse_reg_info): Revamp to use expandable hash tables instead
380 of splay trees. Initialize new fields in cse_reg_info structure.
381 (new_basic_block): Similarly.
383 Thu Oct 14 23:51:56 1999 Richard Henderson <rth@cygnus.com>
385 * genrecog.c (message_with_line): Prototype.
386 (validate_pattern): Pass along the set for the dest, not a flag.
387 Fix non-lvalue message. Don't warn for VOIDmode SET_DEST of CALL.
388 Check for PC/CC0 as sources.
389 (nodes_identical): Check for children position match before
390 allowing the combination.
392 * rtl.c (read_rtx): Track line number across \\\n.
394 Thu Oct 14 23:50:25 1999 Richard Henderson <rth@cygnus.com>
396 * mips.h (SPECIAL_MODE_PREDICATES): New.
397 * mips.md (*) Use nonimmediate_operand not general_operand for outputs.
398 (movdi+1, movsi+1): Add output reload constraint.
399 (casesi_internal): Likewise. Fix commentary.
400 (return_internal): Use pmode_register_operand.
402 Thu Oct 14 23:19:34 1999 Richard Henderson <rth@cygnus.com>
404 * 1750a.md (movstrqi): Add missing output reload constraint.
405 (call_value): Likewise.
406 * a29k.md (cpxxx patterns): Add missing match_operator mode.
407 (jmpfdec): Add missing inout reload constraint.
408 * elxsi.md (addsi patterns): Add missing output reload constraint.
409 (move from sp): Use @ alternates.
410 (call_value): No constraint on output.
411 * fr30.md (movsi_pop): Add missing output reload constraint.
412 (movsf_constant_store): Likewise.
413 (splits): Remove constraints.
414 (subsi3): Add missing mode.
415 * i370.md (cmpstrsi+1): Add missing output reload constraint.
416 (call_value): Likewise.
417 * i960.md (cmpinc/cmpdec patterns): Add inout reload constraints.
418 * m32r.h (PREDICATE_CODES): Add seth_add3_operand.
419 * m32r.md (movsicc_internal): Add output reload constraint.
420 (movstrsi_internal): Add inout reload constraints.
421 * m88k.h (reg_names): Don't declare.
422 (SPECIAL_MODE_PREDICATES): New.
423 * m88k.md (*): Use register_operand not reg_or_0_operand
425 * mn10200.h (PREDICATE_CODES): New.
426 * ns32k.md (ffs pattern): Add output reload constraint.
427 * pdp11.md (sob pattern): Add inout reload constraint.
428 * sh.md (splits): Remove constraints.
429 (indirect_jump_scratch, fpu_switch): Add output reload constraint.
430 * v850.md (pattern_is_ok_for_epilogue): Likewise.
431 * vax.md (jgequ pattern): Add inout reload constraint.
433 Fri Oct 15 00:05:00 1999 Jeffrey A Law (law@cygnus.com)
435 * configure.in (djgpp): Revert previous patch.
437 * config/i386/djgpp.h: Revert previous patch.
439 Fri Oct 15 00:00:24 1999 Loren J. Rittle <ljrittle@acm.org>
441 * fixinc/inclhack.def: Restore patch lost during last merge of
442 "no_bogosity" branch.
443 * fixinc/inclhack.sh, fixinc/fixincl.x: Rebuilt.
445 Thu Oct 14 23:57:56 1999 Gavin Romig-Koch <gavin@cygnus.com>
447 * fixincludes: Add a HPUX 11 fix for inttypes.h.
448 * fixinc/inclhack.def: Same.
449 * fixinc/inclhack.sh, fixinc/fixincl.sh, fixinc/fixincl.x: Regenerate.
451 Thu Oct 14 22:51:55 1999 Richard Henderson <rth@cygnus.com>
453 * alpha.h (GO_IF_LEGITIMATE_SIMPLE_ADDRESS): Accept ADDRESSOF
454 as the base of a PLUS.
456 Fri Oct 15 18:36:07 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
458 * config/c4x/c4x.md: Define mode for remaining unspec operators.
459 * config/c4x/c4x.c (dst_operand): Use nonimmediate_operand.
461 Thu Oct 14 22:14:23 1999 Richard Henderson <rth@cygnus.com>
463 * pa.md (post_stw+1): Use pmode_register_operand.
464 (dcacheflush, icacheflush): Likewise.
466 * i386.md (movstricthi_1): Allow r/r.
468 Thu Oct 14 19:44:08 1999 Jan Hubicka <hubicka@freesoft.cz>
470 * fold-const.c (fold): Convert (or (not arg0) (not arg1))
471 to (not (and (arg0) (arg1))). Similary for and.
473 * fold-const.c (fold): Move bit_rotate code to the EXPR_PLUS case,
474 falltrought to assocate code.
475 Convert XOR to OR in code like (a&c1)^(a&c2) where c1 and c2 don't have
478 * combine.c (simplify_logical): Convert XOR to IOR if operands have
479 no bits in common; remove XOR to ROTATE conversion.
481 Fri Oct 15 17:40:11 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
483 * config/c4x/c4x.h (c4x_va_start, c4x_va_arg): Declare.
485 Fri Oct 15 17:27:17 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
487 * config/c4x/c4x.c (dst_operand): New.
488 (PREDICATE_CODES): Update.
489 * config/c4x/c4x.h (dst_operand): Declare it.
490 * config/c4x/c4x.md: Define mode for each unspec usage.
491 (move patterns): Use dst_operand predicate instead of src_operand.
492 (movqi_update, movqf_update): Delete.
494 Thu Oct 14 18:48:54 1999 Richard Henderson <rth@cygnus.com>
496 * recog.c (pmode_register_operand): New.
497 * recog.h: Declare it.
498 * genrecog.c (pred_codes): Likewise.
499 (special_mode_pred_table): Likewise.
500 (validate_pattern): Don't warn no mode for address_operand.
502 * print-rtl.c (print_rtx) [LABEL_REF]: Only do full subexpression
503 if the operand is not insn-like.
505 Thu Oct 14 19:38:42 1999 Jeffrey A Law (law@cygnus.com)
506 Sylvian Pion <Sylvain.Pion@sophia.inria.fr>
508 * fold-const.c (fold): Handle more simplifications allowed by IEEE.
510 Thu Oct 14 17:30:14 1999 Richard Henderson <rth@cygnus.com>
512 * sparc.md (*): Use {nonimmediate,register}_operand as appropriate
513 instead of general_operand in a SET_DEST. Use const_double_operand
514 instead of an explicit test against CONST_DOUBLE.
515 (movsf_const_lo): Add missing register mode.
516 (goto_handler_and_restore): Add auxiliary test for Pmode.
517 (flush): Adjust to use address_operand.
518 (return_sf_no_fpu): Add missing output constraint.
520 Thu Oct 14 17:21:26 1999 Richard Henderson <rth@cygnus.com>
522 * rs6000.md (call_value_indirect_aix32): Use wildcard match_operand
523 for call return value.
524 (call_value_indirect_aix64, call_value_indirect_nt): Likewise.
526 Thu Oct 14 13:54:25 1999 Jason Merrill <jason@yorick.cygnus.com>
528 * toplev.c (main): Only warn about options for other languages.
529 * collect2.c (main): Pass -w to sub-gcc.
531 Thu Oct 14 16:27:50 1999 Richard Henderson <rth@cygnus.com>
533 * flow.c (propagate_block): Add call-clobbered registers to
536 * flow.c (propagate_block): Use free_EXPR_LIST_list instead of
537 zapping mem_set_list.
538 (invalidate_mems_from_autoinc): Use free_EXPR_LIST_node.
539 (mark_set_1, mark_used_regs): Likewise.
541 Thu Oct 14 10:51:49 1999 Richard Henderson <rth@cygnus.com>
543 * m68k.md (zero_extendsidi2): Add missing output reload constraint.
545 Wed Oct 13 00:09:18 1999 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
547 * invoke.texi: Label -Wbad-function-cast, -Wmissing-prototypes,
548 -Wnested-externs, -Wstrict-prototypes, and -Wtraditional as C only
549 options. Also add a new item "C-only Warning Options" to the
552 1999-10-14 Gavin Romig-Koch <gavin@cygnus.com>
554 * libgcc2.c (__do_global_dtors): Protect __deregister_frame_info
557 Thu Oct 14 04:54:54 1999 Richard Henderson <rth@cygnus.com>
559 * i386.md (call value patterns): Move to the end of the file.
560 (prologue_set_got, prologue_get_pc): Use register_operand for op 0.
562 1999-10-14 Mark Elbrecht <snowball3@bigfoot.com>
564 * configure.in (djgpp configuration): Define extra_objects..
565 * configure: Rebuilt.
566 * config/i386/djgpp.h (CTORS_SECTION_ASM_OP): Define.
567 (DTORS_SECTION_ASM_OP): Define.
568 (INIT_SECTION_ASM_OP): Define.
569 (FINI_SECTION_ASM_OP): Define.
570 (DATA_SECTION_ASM_OP): Define.
571 (TEXT_SECTION_ASM_OP): Define.
572 (EH_FRAME_SECTION_ASM_OP): Define.
573 (LINK_COMMAND_SPEC): Remove -Tdjgpp.djl.
574 (STARTFILE_SPEC): Add crtbegin.o.
575 (ENDFILE_SPEC): Define and add crtend.o. Move argument -Tdjgpp.djl
576 to here from LINK_COMMAND_SPEC.
577 (DO_GLOBAL_CTORS_BODY): Define.
578 (CRTSTUFF_USE_FINI_SECTION): Define
579 (HAS_INIT_SECTION): Delete.
581 Thu Oct 14 05:08:14 1999 Andreas Schwab <schwab@suse.de>
583 * Makefile.in (all.cross): Depend on xcpp$(exeext).
585 Thu Oct 14 04:00:40 1999 Richard Henderson <rth@cygnus.com>
587 * pa.h (PREDICATE_CODES): New.
589 * genrecog.c (validate_pattern): Condense the destination
592 Thu Oct 14 03:23:08 1999 Richard Henderson <rth@cygnus.com>
594 * alpha.md (call-1): Supply missing mode for operator.
595 (*): Add missing output reload constraints. Remove constraints
598 * i386.h (SPECIAL_MODE_PREDICATES): New.
599 * i386.md (movstricthi_1): Use nonimmediate_operand for op 0.
600 (movqi_1, movdi_1, movdi_2, some splits): Likewise.
601 (addsi_lea_3): Add missing mode for op 3.
602 (prologue_set_got, prologue_get_pc): Add missing modes.
603 (*) Add missing output reload constraints.
605 Thu Oct 14 03:59:57 1999 Stephane Carrez <stcarrez@worldnet.fr>
607 * stor-layout.c (layout_union): Use HOST_WIDE_INT for const_size;
608 check for member bit-size overflow and use var_size if it occurs.
609 (layout_record): Use bitsize_int() to define the type size in bits.
610 Likewise for computation and assignment to DECL_FIELD_BITPOS.
611 (layout_decl): Likewise when assigning to DECL_SIZE.
613 Thu Oct 14 02:57:05 1999 Richard Henderson <rth@cygnus.com>
615 * genrecog.c (validate_pattern): Typo last change. Verify
616 that output operands have output reloads.
618 Thu Oct 14 01:49:54 1999 Richard Henderson <rth@cygnus.com>
620 * genrecog.c (special_mode_pred_table): New.
621 (NUM_SPECIAL_MODE_PREDS): New.
623 (validate_pattern): New argument `insn'. Warn for assignment to
624 any predicate accepting non-lvalues. Conditionaly warn for
625 match_operand without a mode. Try much harder to match source
626 and destination modes on a set.
627 * tm.texi (SPECIAL_MODE_PREDICATES): Document.
629 Thu Oct 14 02:54:13 1999 Jeffrey A Law (law@cygnus.com)
631 * fold-const.c (fold): Detect rotates built from BIT_XOR_EXPRs.
633 Thu Oct 14 02:18:19 1999 Marc Espie <espie@cvs.openbsd.org>
635 * combine.c (simplify_logical): Recognize xor pattern that encodes
638 Wed Oct 13 23:23:45 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
640 * rs6000.c (expand_block_move): Use INTVAL, not XINT to access
643 Wed Oct 13 21:47:18 1999 Richard Henderson <rth@cygnus.com>
645 * ggc-page.c (MAP_FAILED): Provide default.
647 Wed Oct 13 21:41:59 1999 Richard Henderson <rth@cygnus.com>
649 * sparc.c (symbolic_operand): Verify mode; don't accept CONST_DOUBLE.
650 * sparc.h (PREDICATE_CODES): Update.
652 Wed Oct 13 21:18:17 1999 Richard Henderson <rth@cygnus.com>
654 * alpha.c (some_ni_operand): New.
655 * alpha-protos.h: Declare it.
656 * alpha.h (PREDICATE_CODES): Update.
657 * alpha.md (sXaddq reload insns): Use some_ni_operand
658 for SET_DEST instead of some_operand.
660 Wed Oct 13 21:04:45 1999 Richard Henderson <rth@cygnus.com>
661 Jim Wilson <wilson@cygnus.com>
663 * genrecog.c (maybe_both_true_2): Don't compare modes of
665 (process_tree): Elide peephole2_insns. Invoke simplify_tests
666 after find_afterward.
667 (debug_decision_1): Dump next and afterward codes.
669 Wed Oct 13 20:35:16 1999 Richard Henderson <rth@cygnus.com>
671 * rtl.c (dump_and_abort): Remove.
672 (fatal_with_file_and_line): New.
673 (fatal_expected_char): New.
674 (read_rtx_lineno, read_rtx_filename): New.
675 (read_skip_spaces): Track line number.
676 (read_name): Use fatal_with_file_and_line.
677 (read_rtx): Use fatal_expected_char. Track line number.
678 * rtl.h (read_rtx_filename, read_rtx_lineno): Declare.
680 * print-rtl.c (print_rtx): Don't special case LABEL_REF argument
681 if it isn't a CODE_LABEL.
683 * genattr.c (main): Set read_rtx_filename.
684 * genattrtab.c (main): Likewise.
685 * gencodes.c (main): Likewise.
686 * genconfig.c (main): Likewise.
687 * genemit.c (main): Likewise.
688 * genextract.c (main): Likewise.
689 * genflags.c (main): Likewise.
690 * genopinit.c (main): Likewise.
691 * genoutput.c (main): Likewise.
692 * genpeep.c (main): Likewise.
694 * genrecog.c (decision_test.u.insn): Add `lineno'.
695 (pattern_lineno, error_count): New variables.
696 (message_with_line): New.
697 (add_to_sequence): Break out checking code to ...
698 (validate_pattern): ... here. Detect SET_DEST matching CONST_INT.
699 (merge_insn): Use message_with_line.
700 (make_insn_sequence): Use validate_pattern. Record insn lineno.
701 (main): Set read_rtx_filename, pattern_lineno. Exit early on error.
703 Wed Oct 13 22:01:35 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
705 * expr.c (store_constructor): Clear union if constructor is empty.
707 Wed Oct 13 15:19:04 1999 Jim Wilson <wilson@cygnus.com>
709 * config/rs6000/sysv4.h (CC1_SPEC): Fix errors from Jan 19 change.
710 Add !endian checks. Change %{...} to %(...).
712 Wed Oct 13 13:30:34 1999 Richard Henderson <rth@cygnus.com>
714 * i386.md (*addsi3_cc): Renamed from addcsi3.
715 (*addsi3_carry): Renamed from addxsi3.
716 (*subsi3_cc): Renamed from subcsi3.
717 (*subsi3_carry): Renamed from subxsi3.
718 (*xorqi_cc_1): Renamed from xorcqi_1.
719 (xorqi_cc_ext_1): Renamed from xorcqi_ext_1.
720 * i386.c (ix86_expand_fp_compare): Update for xorqi_cc_ext_1.
722 Wed Oct 13 13:10:46 1999 Richard Henderson <rth@cygnus.com>
724 * Makefile.in (ggc-common.o): Depend on RTL_H not RTL_BASE_H.
725 (ggc-simple.o, ggc-page.o, ggc-none.o, ggc-callbacks.o): Likewise.
727 1999-10-13 Brendan Kehoe <brendan@cygnus.com>
729 * regmove.c (optimize_reg_copy_3): Make sure P is non-nil as we
730 climb up the chain of insns.
732 Wed Oct 13 10:20:58 1999 Richard Henderson <rth@cygnus.com>
734 * genrecog.c (write_subroutine): Careful for null trees.
735 (process_tree): Don't elide empty functions.
737 Wed Oct 13 10:07:54 1999 Richard Henderson <rth@cygnus.com>
739 * Makefile.in (genrtl.o): Depend on ggc.h.
740 * configure.in (valloc): Probe for it.
741 (with-gc): Use ggc-page if valloc present.
742 * ggc-common.c (ggc_mark_rtx_children): Use ggc_mark_if_gcable.
743 (ggc_mark_rtvec_children): New from corpse of ggc_mark_rtvec.
744 (ggc_alloc_string): Moved from ggc-page.c.
745 * ggc-none.c (ggc_alloc_obj): New.
746 (ggc_alloc_rtx, ggc_alloc_rtvec): Remove.
747 * ggc-page.c (sys/mman.h): Only include if HAVE_MMAP.
748 (struct globals): Likewise for dev_zero_fd.
749 (init_ggc): Likewise for it's initialization.
750 (ggc_allocated_p): Move careful dereference from ...
751 (ggc_lookup_page_table): ... here. Delete.
752 (lookup_page_table_entry): Don't use ggc_lookup_page_table.
753 (alloc_anon): Use valloc if no mmap.
754 (release_pages): Use free if using valloc.
755 (ggc_alloc_obj): Renamed from alloc_obj.
756 (ggc_set_mark): Renamed from mark_obj.
757 (ggc_mark_if_gcable): Renamed from ggc_mark_string_if_gcable.
758 (ggc_alloc_rtx, ggc_alloc_rtvec): Delete.
759 (ggc_alloc_tree, ggc_alloc_string, ggc_alloc): Delete.
760 (ggc_set_mark_rtx, ggc_set_mark_rtvec): Delete.
761 (ggc_set_mark_tree, ggc_mark_string, ggc_mark): Delete.
762 (ggc_collect): Use fp printing instead of our own rounding.
763 * ggc-simple.c (IS_MARKED, IGNORE_MARK): Delete.
764 (GGC_STRING_MAGIC, GGC_STRING_MAGIC_MARK): Delete.
765 (GGC_ANY_MAGIC, GGC_ANY_MAGIC_MARK): Delete.
766 (struct ggc_rtx, struct ggc_rtvec, struct ggc_tree): Delete.
767 (struct ggc_string, struct ggc_any): Delete.
768 (offsetof): Provide default definition.
769 (GGC_BALANCE, GGC_ALWAYS_COLLECT, GGC_ALWAYS_VERIFY): New.
771 (struct ggc_mem): New, from corpse of ggc_any.
772 (struct ggc_status): Delete.
773 (ggc_chain, ggc_allocated_strings, ggc_strings_used): Delete.
774 (n_rtxs_collected, n_vecs_collected, n_trees_collected): Delete.
775 (n_strings_collected, n_anys_collected): Delete.
776 (ggc_alloc_rtx, ggc_alloc_rtvec, ggc_alloc_tree): Delete.
777 (ggc_alloc_string, ggc_alloc): Delete.
778 (ggc_free_rtx, ggc_free_rtvec, ggc_free_tree): Delete.
779 (ggc_free_string, ggc_free_any): Delete.
780 (ggc_set_mark_rtx, ggc_set_mark_rtvec, ggc_set_mark_tree): Delete.
781 (ggc_compare_addresses, ggc_mark_string): Delete.
782 (ggc_mark_string_if_gcable, ggc_mark): Delete.
783 (search_data): Delete.
784 (struct globals): New.
785 (GGC_MIN_EXPAND_FOR_GC, GGC_MIN_LAST_ALLOCATED): New.
786 (tree_insert, tree_lookup): New.
787 (ggc_alloc_obj, ggc_set_mark, ggc_mark_if_gcable): New.
788 (clear_marks, sweep_objs): New.
789 (ggc_collect): Gut. Use clear_marks, sweep_objs.
790 (init_ggc): Set allocated_last_gc.
791 (ggc_push_context): Gut. Use G.context.
792 (ggc_pop_context): Likewise.
793 (ggc_pop_context_1): New.
794 (debug_ggc_tree): New.
795 (debug_ggc_balance, tally_leaves): New.
796 * ggc.h (ggc_mark_rtvec, ggc_mark_string, ggc_mark): Remove decl.
797 (ggc_mark_string_if_gcable): Remove decl.
798 (ggc_mark_rtx, ggc_mark_tree): Use ggc_set_mark.
799 (ggc_mark_rtvec_children): New.
800 (ggc_mark_rtvec, ggc_mark_string, ggc_mark): New.
801 (ggc_mark_if_gcable): New decl.
802 (ggc_alloc_rtx, ggc_alloc_rtvec): Remove decl.
803 (ggc_alloc_tree, ggc_alloc): Likewise.
804 (ggc_set_mark_rtx, ggc_set_mark_rtvec, ggc_set_mark_tree): Likewise.
805 (ggc_alloc_obj): New decl.
806 (ggc_alloc_rtx, ggc_alloc_rtvec): New macros.
807 (ggc_alloc_tree, ggc_alloc): Likewise.
808 (ggc_set_mark): New decl.
809 * rtl.h (struct rtx_def): Remove gc_mark.
810 (struct rtvec_def): Likewise.
811 * tree.h (struct tree_common): Likewise.
813 Wed Oct 13 01:44:29 1999 Carol LePage <carolo@hal.com>
815 * configure.in (sparc-hal-solaris2*): Fix xm_file, xm_defines,
816 float_format and thread_file definitions.
817 * configure: Rebuilt.
819 Wed Oct 13 09:25:03 1999 Niels Möller <nisse@lysator.liu.se>
821 * extend.texi (Function Names): Document types of function names.
823 Wed Oct 13 00:45:04 1999 Bernd Schmidt <bernds@cygnus.co.uk>
825 * reload1.c (reload_reg_free_for_value_p): RELOAD_OTHER reloads with
826 an earlyclobbered output conflict with RELOAD_INPUT reloads.
828 Tue Oct 12 23:28:28 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
830 * sh.h (BOOL_TYPE_SIZE): Don't use INT_TYPE_SIZE / CHAR_TYPE_SIZE.
832 Tue Oct 12 23:19:32 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
834 * sh.h (REGISTER_MOVE_COST): Change PR_REG to PR_REGS.
836 Tue Oct 12 17:09:38 1999 David Edelsohn <edelsohn@gnu.org>
838 * collect2.c (main): Do prelimnary link on AIX if rflag.
840 Tue Oct 12 09:45:19 1999 Jonathan Larmour <jlarmour@cygnus.co.uk>
842 * config/rs6000/eabi-ctors.c (__do_global_ctors): Run through
843 __CTOR_LIST__ in opposite order, which is the correct order for sorted
845 (__do_global_dtors): similarly for __DTOR_LIST__.
847 Fri Oct 8 19:46:03 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
848 Diego Novillo <dnovillo@cygnus.com>
850 * config/sh/sh.h (REGISTER_MOVE_COST): Handle moves from T_REGS to
853 Tue Oct 12 07:38:41 1999 Bruce Korb <autogen@linuxbox.com>
855 * fixincl/*: Merged "no_bogosity" branch
856 * fixincl/fixlib.h: protect against doubly defining t_bool
857 * fixincl/server.h: protect against doubly defining t_bool
859 Mon Oct 11 20:18:41 1999 Jim Wilson <wilson@cygnus.com>
861 * genoutput.c: Include toplev.h.
863 Mon Oct 11 18:56:14 1999 Jim Wilson <wilson@cygnus.com>
865 * config/sparc/liteelf.h (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP):
867 * configure.in (sparclite-*-elf, sparc86x-*-elf): Don't use libgloss.h.
868 * configure: Regenerate.
870 Mon Oct 11 16:07:49 1999 Richard Henderson <rth@cygnus.com>
872 * gcse.c (delete_null_pointer_checks): Returns void.
874 Mon Oct 11 20:31:51 1999 Bernd Schmidt <bernds@cygnus.co.uk>
876 * rtl.c (copy_rtx): Don't use accessor macros to copy fields.
877 * emit-rtl.c (copy_insn_1): Likewise.
879 Mon Oct 11 13:29:06 1999 Geoffrey Keating <geoffk@cygnus.com>
881 * config/mips/mips.c (mips_build_va_list): Correct
882 TREE_CHAIN setting when hard-float.
883 (mips_va_start): Use corrected setting.
884 (mips_va_arg): Likewise. Also pass a tree to build of
885 POSTINCREMENT_EXPR rather than a naked 'int'.
887 Sun Oct 10 18:27:27 1999 Mark Mitchell <mark@codesourcery.com>
889 * ggc.h (ggc_push_context): Fix comment.
890 (ggc_pop_context): Likewise.
891 (mark_string_if_gcable): Likewise.
892 * ggc-common.c (ggc_mark_rtx_children): Use
893 ggc_mark_string_if_gcable.
894 * ggc-page.c (ggc_lookup_page_table): New function.
895 (ggc_allocated_p): Likewise.
896 (mark_obj): Fix formatting.
897 (ggc_mark_string_if_gcable): New function.
898 * ggc-simple.c (ggc_allocated_strings): New variable.
899 (ggc_strings_used): Likewise.
900 (ggc_compare_addresses): New function.
901 (ggc_pop_context): Pop the `any' memory too.
902 (ggc_mark_string_if_gcable): New function.
903 (ggc_collect): Initialize and tear down ggc_allocated_strings.
905 Sun Oct 10 20:05:21 1999 David Edelsohn <edelsohn@gnu.org>
907 * rs6000.md (movstrsi_?reg): Use preferred rD/rS = r5 form.
908 (scc patterns): Disable most SImode variants if TARGET_POWERPC64.
909 * rs6000.c (expand_block_move): Match movstrsi_?reg register
912 Sun Oct 10 16:37:01 1999 Richard Henderson <rth@cygnus.com>
914 * haifa-sched.c (sched_reg_n_calls_crossed): Delete.
915 (sched_reg_live_length, sched_reg_basic_block): Delete.
916 (current_block_num, bb_live_regs, old_live_regs): Delete.
917 (dead_notes, struct sometimes): Delete.
918 (sched_note_set, birthing_insn_p): Delete.
919 (adjust_priority): Gut useless reg lifetime code.
920 (create_reg_dead_note, attach_deaths): Delete.
921 (attach_deaths_insn, new_sometimes_live): Delete.
922 (finish_sometimes_live): Delete.
923 (find_pre_sched_live, find_post_sched_live): Delete.
924 (update_reg_usage): Delete.
925 (find_insn_reg_weight): New, from corpse of find_pre_sched_live.
926 (schedule_insns): Delete reg lifetime code.
927 (sched_analyze): Use REG_SAVE_NOTE to stuff NOTE_INSN notes away.
928 (unlink_other_notes): Adjust REG_NOTE commentary.
929 (reemit_notes): Use REG_SAVE_NOTE.
930 (schedule_block): Likewise.
931 (schedule_region): Allocate bitmap of blocks in region. Use
932 count_or_remove_death_notes. Use update_life_info.
934 * rtl.h (REG_SAVE_NOTE): New.
935 * rtl.c (reg_note_name): Update.
937 Sun Oct 10 16:14:16 1999 Richard Henderson <rth@cygnus.com>
939 * combine.c (refresh_blocks, need_refresh): New.
940 (combine_instructions): Allocate refresh_blocks. Invoke
941 update_life_info if needed.
942 (distribute_notes): Mark refresh_blocks instead of installing
944 * flow.c (update_life_info): Remove notes if GLOBAL_RM_NOTES.
945 * basic_block.h (enum update_life_extent): Add GLOBAL_RM_NOTES.
947 * Makefile.in (recog.o): Depend on basic-block.h.
949 Sun Oct 10 12:03:21 1999 Richard Henderson <rth@cygnus.com>
951 * genrecog.c (add_to_sequence): Thinko last change: delete
952 shadowing allow_const_int variable.
954 Sun Oct 10 08:40:00 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
956 * cppinit.c: Use HAVE_GCC_VERSION instead of explicitly testing
957 __GNUC__ and __GNUC_MINOR__.
959 * gansidecl.h: Likewise.
965 * toplev.h: Likewise.
971 * varray.c: Likewise.
973 * varray.h: Likewise.
975 Sun Oct 10 13:28:48 1999 Bernd Schmidt <bernds@cygnus.co.uk>
977 * loop.c (find_and_verify_loops): When looking for a BARRIER, don't
978 use one before a jump table.
980 * rtl.def (ADDRESS): Change documentation to match reality.
981 * md.texi: Don't document it.
982 * gmicro.md (load address pattern): Use 'p' constraint, delete use
985 * emit-rtl.c (copy_insn_1): Make format_ptr a const char *.
987 Sun Oct 10 02:41:41 1999 Richard Henderson <rth@cygnus.com>
989 * genrecog.c (add_to_sequence): Move allow_const_int test outside
990 known predicate block; default allow_const_int true.
991 (debug_decision_list): New.
993 Sun Oct 10 00:43:08 1999 Richard Henderson <rth@cygnus.com>
995 * i386.h (CC1_SPEC): Typo -- use cc1_cpu.
997 Sat Oct 9 23:26:55 1999 Jeffrey A Law (law@cygnus.com)
999 * gcse.c (gcse_main): Avoid global optimizations if we have a
1000 large number of basic blocks and the ratio of edges to blocks
1002 (delete_null_pointer_checks): Likewise.
1004 Sat Oct 9 23:16:01 1999 Ken Raeburn <raeburn@mit.edu>
1006 * c-common.c (check_format_info): Warn if format string isn't a
1009 Sat Oct 9 23:04:02 1999 Jonathan Larmour <jlarmour@cygnus.co.uk>
1011 * configure.in (arm*-*-*): Don't let autoconf remove brackets
1012 * configure: regenerate
1014 Sat Oct 9 13:15:53 1999 Richard Henderson <rth@cygnus.com>
1016 * alpha.md (extendsidi2): Turn into a splitter. Allow f/f.
1017 If TARGET_FIX, allow r/f. Remove cvtlq unspec pattern.
1018 (peepholes): Re-enable.
1020 Sat Oct 9 12:18:16 1999 Richard Henderson <rth@cygnus.com>
1022 * Makefile.in (flow.o): Depend on TREE_H.
1023 * basic-block.h (REG_SET_EQUAL_P): New.
1026 (free_regset_vector): Remove declaration.
1027 (flow_delete_insn_chain): Declare.
1028 (enum update_life_extent): New.
1029 (update_life_info, count_or_remove_death_notes): Declare.
1030 * combine.c (distribute_notes) [REG_DEAD]: Stop search at bb->head.
1031 Verify register live at bb->global_live_at_start before adding USE.
1032 * flow.c (HAVE_epilogue, HAVE_prologue): Provide default.
1033 (CLEAN_ALLOCA): New.
1035 (PROP_*): New flags.
1036 (find_basic_blocks_1): Use alloc_EXPR_LIST.
1037 (clear_edges): Zero n_edges.
1038 (make_edge): Increment n_edges.
1039 (split_edge): Don't allocate bb->local_set. Increment n_edges.
1040 (flow_delete_insn_chain): Export.
1041 (delete_block): Decrement n_edges.
1042 (merge_blocks_nomove): Likewise.
1043 (life_analysis): Give life_analysis_1 PROP flags.
1044 (verify_wide_reg_1, verify_wide_reg): New.
1045 (verify_local_live_at_start): New.
1046 (update_life_info): Rewrite to call into propogate_block.
1048 (mark_regs_live_at_end): After reload, if epilogue as rtl,
1049 always mark stack pointer. Conditionally mark PIC register.
1050 After reload, mark call-saved registers, return regsiters.
1051 (life_analysis_1): Accept PROP flags not remove_dead_code.
1052 Call mark_regs_live_at_end before zeroing regs_ever_live.
1053 Use calculate_global_regs_live. Copy global_live_at_end before
1054 calling final propagate_block. Zero reg_next_use on exit.
1055 (calculate_global_regs_live): New.
1056 (allocate_bb_life_data): Don't allocate bb->local_set.
1057 (init_regset_vector, free_regset_vector): Remove.
1058 (propagate_block): Accept FLAGS not FINAL or REMOVE_DEAD_CODE.
1059 Test flags before every operation. Warn if prologue/epilogue insn
1060 would have been deleted.
1061 (mark_set_regs, mark_set_1): Accept and use FLAGS.
1062 Use alloc_EXPR_LIST.
1063 (mark_used_regs): Accept and use FLAGS, not FINAL.
1064 Remove special handling for RETURN.
1065 (try_pre_increment): Use alloc_EXPR_LIST.
1066 (dump_flow_info): Dump n_edges.
1067 (unlink_insn_chain, split_hard_reg_notes): Remove.
1068 (maybe_add_dead_note, maybe_add_dead_note_use): Remove.
1069 (find_insn_with_note, new_insn_dead_notes): Remove.
1070 (update_n_sets, sets_reg_or_subreg_1, sets_reg_or_subreg): Remove.
1071 (maybe_remove_dead_notes, prepend_reg_notes): Remove.
1072 (replace_insns): Remove.
1073 (count_or_remove_death_notes): New.
1074 (verify_flow_info): Abort on error after all checks.
1075 (remove_edge): Decrement n_edges.
1076 (remove_fake_edges): Tweek format.
1077 * haifa-sched.c (schedule_insns): Use split_all_insns.
1078 * output.h (update_life_info): Remove declaration.
1079 * recog.c (split_all_insns): From the corpse of split_block_insns,
1080 do the whole function block by block. Use update_life_info.
1081 (recog_last_allowed_insn): New.
1082 (recog_next_insn): Mind it.
1083 (peephole2_optimize): Set it. Walk backwards through blocks.
1084 Use update_life_info.
1085 * rtl.h (update_flow_info, replace_insns): Remove declarations.
1086 (split_all_insns): Declare.
1087 * toplev.c (rest_of_compilation): Thread prologue before flow2.
1088 Use split_all_insns.
1090 * i386.md (or -1 peep2s): Disable.
1092 Fri Oct 8 17:49:08 1999 Richard Henderson <rth@cygnus.com>
1094 * config/mips/mips.md (movstrsi+[123]) : Combine these into
1095 a single pattern. Scrap the 'd' versions as unnecessary.
1097 * config/mips/mips.md (tablejump_internal3,tablejump_mips161,
1098 tablejump_mips162,tablejump_internal4): The operands to a
1099 label_ref must be VOIDmode.
1101 Fri Oct 8 16:12:42 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1103 * configure.in (c-mbchar): Append, don't overwrite, `extra_c_flags'.
1105 Fri Oct 8 11:58:34 1999 Richard Henderson <rth@cygnus.com>
1107 * mips.c (mips_va_arg) [EABI]: Return addr_rtx.
1109 Fri Oct 8 11:58:34 1999 Richard Henderson <rth@cygnus.com>
1111 * lists.c (init_EXPR_INSN_LIST_cache): Don't need to zap the
1112 cache every function if ggc_p.
1114 Fri Oct 8 18:46:11 1999 Bernd Schmidt <bernds@cygnus.co.uk>
1116 * jump.c (duplicate_loop_exit_test): Use copy_insn/copy_insn_1
1117 instead of copy_rtx. Accept sequences that contain asm statements.
1118 * emit-rtl.c (copy_insn_1, copy_insn): New functions.
1119 (copy_insn_scratch_in, copy_insn_scratch_out, copy_insn_n_scratches,
1120 orig_asm_operands_vector, copy_asm_operands_vector,
1121 orig_asm_constraints_vecotr, copy_asm_constraints_vector): New static
1123 * rtl.h (copy_insn, copy_insn_1): Declare.
1125 Fri Oct 8 13:08:12 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1127 * Makefile.in (insn-recog.o): Depend on hard-reg-set.h and resource.h.
1129 * alpha.h (ASM_OUTPUT_MI_THUNK): Pass the correct number of
1130 arguments to `current_file_function_operand'.
1132 * genrecog.c: Include hard-reg-set.h and resource.h in the
1133 generated output file.
1135 * real.c: Include tm_p.h.
1137 Fri Oct 8 18:46:11 1999 Bernd Schmidt <bernds@cygnus.co.uk>
1139 * i386.md (prologue_allocate_stack): Add '=' constraint letter on
1142 Thu Oct 7 23:06:50 1999 Richard Henderson <rth@cygnus.com>
1144 * rs6000.md (fix_truncdfsi2_internal+1): Emit a clobber
1145 before the fctiwz insn.
1147 Thu Oct 7 22:53:00 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
1148 Mark Mitchell <mark@codesourcery.com>
1150 * tree.c (make_lang_type_fn): New funtion pointer.
1151 (make_lang_type): Call it.
1152 * tree.h (make_lang_type): Declare.
1153 (make_lang_type_fn): Likewise.
1154 * rs6000.c (rs6000_build_va_list): Use make_lang_type.
1156 Thu Oct 7 00:36:17 1999 Diego Novillo <dnovillo@cygnus.com>
1158 * config/rs6000/rs6000.c (secondary_reload_class): For TARGET_ELF
1159 make sure that HIGH instructions are copied into BASE_REGS.
1161 Thu Oct 7 17:02:34 1999 Jason Merrill <jason@yorick.cygnus.com>
1163 * expr.c (expand_expr, TARGET_EXPR): Set TREE_USED sooner.
1165 Thu Oct 7 17:01:58 1999 Greg McGary <gkm@gnu.org>
1167 * c-decl.c (finish_struct): Use simpler method of
1168 removing elements of a singly-linked list.
1170 Thu Oct 7 15:23:28 1999 Michael Meissner <meissner@cygnus.com>
1172 * alpha.md (peephole2's): Comment out peephole2's that generate
1175 Thu Oct 7 12:00:53 1999 Richard Henderson <rth@cygnus.com>
1177 * genrecog.c (add_to_sequence): Disable mode check for
1180 Thu Oct 7 20:14:16 1999 Bernd Schmidt <bernds@cygnus.co.uk>
1182 * ggc-simple.c (init_ggc): Set empty_string.
1184 Thu Oct 7 01:13:15 1999 Richard Henderson <rth@cygnus.com>
1186 * configure.in: Detect mmap. Add --with-gc=foo to select
1187 garbage collector; default to page if mmap available.
1188 * Makefile.in (GGC): Substitute.
1190 Wed Oct 6 23:56:30 1999 Richard Henderson <rth@cygnus.com>
1192 * c-decl.c (ggc_p): Enable.
1194 Wed Oct 6 17:17:08 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1196 * flow.c (verify_flow_info): Make it extern & unconditionally define.
1198 1999-10-06 Brendan Kehoe <brendan@cygnus.com>
1200 * sparc/sp86x-elf.h (SUBTARGET_SWITCHES): Add missing doc
1201 string for little-endian-data.
1203 Wed Oct 6 16:10:35 1999 Michael Meissner <meissner@cygnus.com>
1205 * varray.h (VARRAY_CHECK): Fix up appropriate revision check, in
1206 case somebody tries to compile --enable-checking code with gcc
1209 Wed Oct 6 12:22:50 1999 Richard Henderson <rth@cygnus.com>
1211 * genrecog.c (add_to_sequence): Verify operand to label_ref is
1214 Wed Oct 6 10:21:15 1999 Richard Henderson <rth@cygnus.com>
1216 * genconfig.c (main): Disable HAVE_conditional_arithmetic.
1217 * jump.c (jump_optimize_1): Document why.
1219 Wed Oct 6 10:41:56 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1221 * collect2.c (scan_prog_file, scan_libraries): Prototype function
1222 pointers and casts for `int_handler' and `quit_handler'.
1224 * flow.c (verify_flow_info, split_hard_reg_notes,
1225 find_insn_with_note, sets_reg_or_subreg_1, prepend_reg_notes,
1226 remove_edge, remove_fake_successors): Add static prototypes.
1227 (verify_flow_info): Wrap with macro ENABLE_CHECKING.
1228 (mark_set_1): Initialize variable `regno'.
1229 (unlink_insn_chain): Likewise for variable `curr'.
1230 (remove_fake_edges): Remove unused variables `e', `tmp' and `last'.
1232 * loop.c (strength_reduce): Initialize variable
1233 `unrolled_insn_copies'.
1234 (cmp_combine_givs_stats, cmp_recombine_givs_stats): Add static
1235 prototypes. Change these functions to take const PTR parameters
1236 to avoid prototype conflict when used as the comparson argument
1238 (check_dbra_loop): Initialize variable `comparison_val'.
1240 * reload.c (debug_reload_to_stream, debug_reload): Add prototypes.
1241 (get_secondary_mem): Mark parameter `x' with ATTRIBUTE_UNUSED.
1242 (find_valid_class): Initialize variable `best_class'.
1243 (find_reloads): Call memcpy, not bcopy.
1245 * reload1.c (gen_mode_int, dump_needs): Add prototypes.
1246 (hard_reg_use_compare): Don't needlessly cast away const.
1247 (reload_reg_class_lower): Likewise.
1248 (choose_reload_regs): Initialize variable `regno'.
1250 Tue Oct 5 16:34:12 1999 Paul Burchard <burchard@pobox.com>
1252 * ggc-page.c (GGC_ALWAYS_COLLECT): Fix typo when undef'ing.
1254 Tue Oct 5 16:14:40 1999 Michael Meissner <meissner@cygnus.com>
1256 * libgcc1-test.c (toplevel): Include stddef.h to get size_t.
1257 ({,d}discard): Add forward declarations. Declare parameter as
1259 (main_without_main): Explicitly declare return type to be int.
1260 (memcpy): Properly declare.
1262 * libgcc2.c (toplevel): If inhibit_libc is defined and not
1263 building the trampoline support, declare malloc, free, and
1265 (__clear_cache): Mark arguments as potentially unused.
1267 * frame.c (toplevel): If inhibit_libc is defined, declare
1270 Tue Oct 5 12:00:32 1999 Richard Henderson <rth@cygnus.com>
1272 * flow.c (make_edge): Accept an optional 2D bitmap in which
1273 to cache edge existence. Update all callers.
1274 (make_label_edge, make_eh_edge): Pass through the edge cache.
1275 (make_edges): Provide the cache.
1277 Tue Oct 5 12:16:49 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1279 * mbchar.c (literal_codeset, local_mbtowc, local_mblen): Constify
1281 (local_mbtowc): Change the type of variable `i' from int to size_t.
1283 * mbchar.h (ISSJIS1, ISSJIS2): Use parens around && within ||.
1284 (local_mbtowc, local_mblen, literal_codeset): Constify a char*.
1286 Tue Oct 5 11:34:52 1999 Michael Meissner <meissner@cygnus.com>
1288 * ggc-common.c (toplevel): Reorder includes, so that ggc.h comes
1289 after other includes that define the appropriate types. Include
1290 tm_p.h for getting user prototypes.
1291 * ggc-callbacks.c (toplevel): Ditto.
1292 * ggc-none.c (toplevel): Ditto.
1293 * gcc-page.c (toplevel): Ditto.
1294 * ggc-simple.c (toplevel): Ditto.
1296 Mon Oct 4 16:48:16 1999 Diego Novillo <dnovillo@cygnus.com>
1297 Jonathan Larmour <jlarmour@cygnus.co.uk>
1299 * config/mips/mips.c (mips_move_2words): Split doubles if
1300 ISA >= 3, !TARGET_64BIT, and destination is not an FP register.
1302 Mon Oct 4 21:47:31 1999 Richard Henderson <rth@cygnus.com>
1304 * genrecog.c (struct decision_test): New.
1305 (struct decision): Remove test-related members, sort the rest by size.
1306 (IS_SPLIT): Simplify.
1307 (new_decision, new_decision_test): New.
1308 (add_to_sequence): Use them. No special handling for args of
1310 (maybe_both_true): Renamed from not_both_true; return sense changed.
1311 (maybe_both_true_1, maybe_both_true_2): New. Broken out
1312 of maybe_both_true and adjusted for decision_test.
1313 (position_merit): Remove.
1314 (nodes_identical, nodes_identical_1): New, broken out of merge_trees.
1315 (merge_accept_insn): New, broken out of merge_trees.
1316 (merge_trees): Use them. No special case for c_test; no node
1317 splitting; use test type instead of position_merit.
1318 (factor_tests): New.
1319 (simplify_tests): New.
1320 (break_out_subroutines): Don't write code now.
1321 (find_afterward): New.
1322 (write_afterward, write_switch, write_cond): New.
1323 (write_action, is_unconditional): New.
1324 (write_node): New. Use them.
1325 (write_tree_1): Rewrite. Use the new functions above.
1326 (write_tree): Remove afterward processing.
1327 (write_subroutine): Simplify function variant emission.
1328 (write_subroutines): New.
1329 (same_codes, clear_codes): Remove.
1330 (same_modes, clear_modes): Remove.
1331 (write_header): New, broken out of main.
1332 (make_insn_sequence): Use new_decision and new_decision_test.
1333 (process_tree): New, broken out of main.
1334 (main): Adjust for merge_trees interface change.
1335 Don't #define operands in the output file.
1336 (record_insn_name): New, broken out of make_insn_sequence.
1337 (debug_decision_2, debug_decision_1, debug_decision_0): New.
1338 (debug_decision): New.
1340 1999-10-04 21:58 -0700 Zack Weinberg <zack@bitmover.com>
1342 * resource.c (find_free_register): Mark class_str argument const.
1343 * resource.h: Update prototype to match.
1345 * i386.h (PREDICATE_CODES): Add entry for long_memory_operand.
1346 * i386.md: Give all anonymous insns names.
1348 Mon Oct 4 21:12:02 1999 Jeffrey A Law (law@cygnus.com)
1350 * flow.c (merge_blocks): Avoid assing BASIC_BLOCK for non-existent
1353 Mon Oct 4 21:01:39 1999 Richard Henderson <rth@cygnus.com>
1355 * toplev.c (dbr_sched_time): Unconditional.
1356 (peephole2_time): New.
1357 (compile_file): Add pass numbers to all of the dump file suffixes.
1358 Dump peephole2_time. Don't dump times for non-applicable passes.
1359 (rest_of_compilation): Add pass numbers to dump file suffixes.
1360 Conditionalize calls to the scheduler.
1361 * invoke.texi: Update.
1363 Mon Oct 4 20:25:13 1999 Anthony Green <green@cygnus.com>
1365 * flow.c (make_edges): Fix insn iteration.
1366 (find_basic_blocks): Assign NULL_RTX, not 0, to rtx.
1367 (find_basic_blocks_1): Fix spelling mistake.
1369 Mon Oct 4 16:56:11 1999 Richard Henderson <rth@cygnus.com>
1371 * tree.c (build1): Set TREE_SIDE_EFFECTS for expressions that
1372 always have side-effects. Use memset not bzero.
1373 (make_node): Likewise.
1375 Mon Oct 4 16:22:20 1999 Mark Mitchell <mark@codesourcery.com>
1377 * stmt.c (expand_anon_union_decl): When any of the elements of the
1378 union is addressable, so is the entire union.
1380 Mon Oct 4 11:38:33 1999 Richard Henderson <rth@cygnus.com>
1382 * sbitmap.c (sbitmap_ones): Don't set too many bits.
1384 * bitmap.h (enum bitmap_bits): Add BITMAP_XOR.
1385 * bitmap.c (bitmap_operation): Return true iff TO changed.
1386 (bitmap_equal_p): New.
1387 (bitmap_bit_p): Tidy arithmetic.
1388 (debug_bitmap_file): Likewise.
1390 Mon Oct 4 11:28:37 1999 Richard Henderson <rth@cygnus.com>
1392 * toplev.c (rest_of_compilation): Turn on cse_not_expected
1393 before cse2 instead of after.
1395 Mon Oct 4 09:55:17 1999 Stan Cox <scox@cygnus.com>
1397 * mips.h (GO_IF_LEGITIMATE_ADDRESS): Let leasi/liadi handle large
1400 Mon Oct 4 08:54:12 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
1402 * cppinit.c (is_idchar initializer): Loosen tests to accept
1405 Mon Oct 4 02:31:20 1999 Mark Mitchell <mark@codesourcery.com>
1407 * mips.md: Define conditional move patterns for floating point
1408 operands and DI mode conditions.
1410 Mon Oct 4 02:12:41 1999 Mark Mitchell <mark@codesourcery.com>
1412 * tree.c (make_node): Set TREE_SIDE_EFFECTS for expressions that
1413 always have side-effects.
1415 Sun Oct 3 14:14:16 1999 Jeffrey A Law (law@cygnus.com)
1417 * mn10200.c (asm_file_start): Fix typo.
1419 * cppinit.c (is_idchar initializer): Tighten tests for when
1420 to put the table into initialized memory.
1422 * ggc-none.c (ggc_alloc_rtvec): An rtvec is an array of rtx,
1423 not an array of rtunion.
1424 * gcc-page.c (ggc_alloc_rtvec): Similarly.
1425 * gcc-simple (ggc_free_rtvec): Similarly.
1427 * genattrtab.c (simplify_cond): Make TESTS an array of rtxs, instead
1430 * mbchar.h: Add missing #endif.
1432 * t-fr30 (LIB2FUNCS_EXTRA): Remove definition.
1433 (FPBIT, DPBIT): Define.
1435 Sun Oct 3 12:44:05 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1437 * print-tree.c (print_node, indent_to): Remove redundant prototypes.
1439 * profile.c (instrument_arcs, output_gcov_string,
1440 tablejump_entry_p): Add static prototypes.
1441 (output_gcov_string): Constify a char*.
1443 * regmove.c (replacement_quality, fixup_match_2): Add static
1446 * resource.h (reg_dead_p): Add extern prototype.
1448 * rtl.c (trim_filename): Add static prototype.
1450 * scan-decls.c (skip_to_closing_brace): Likewise.
1452 * stmt.c (expand_decl_cleanup_no_eh): Hide definition.
1453 (expand_end_case): Initialize variable `range'.
1454 (emit_case_nodes): Remove unused prototype `rtx_fn'.
1456 * varasm.c (asm_emit_uninitialised): Add static prototype.
1457 (asm_emit_uninitialised, assemble_variable): Mark parameter with
1460 Sun Oct 3 12:24:52 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1462 * cpplib.c (if_directive_nameo): Add static prototype.
1464 * cse.c (cse_insn): Remove unused variable `p'.
1466 * except.c (create_rethrow_ref, push_entry,
1467 receive_exception_label, new_eh_region_entry, find_func_region,
1468 clear_function_eh_region, process_nestinfo): Add static prototypes.
1469 (get_reg_for_handler): Hide definition.
1470 (process_nestinfo): Initialize variable `extra_handlers'.
1472 * expr.h (expand_builtin_longjmp): Add extern prototype.
1474 * final.c (final_addr_vec_align, align_fuzz): Add static prototypes.
1476 * function.c (prepare_function_start): Likewise.
1477 (pop_function_context_from): Mark parameter `context' with
1479 (push_temp_slots_for_block, flush_addressof): Hide definition.
1481 * gcov.c (init_arc, reverse_arcs, create_program_flow_graph,
1482 solve_program_flow_graph, calculate_branch_probs,
1483 function_summary, main, fancy_abort): Add prototypes.
1485 * gen-protos.c (add_hash, parse_fn_proto, main): Likewise.
1486 (add_hash): Constify a char*.
1488 * ggc-common.c (ggc_mark_rtx_ptr, ggc_mark_tree_ptr,
1489 ggc_mark_tree_varray_ptr, ggc_mark_tree_hash_table_ptr,
1490 ggc_mark_string_ptr, ggc_mark_tree_hash_table_entry): Add prototypes.
1492 * integrate.c (expand_inline_function_eh_labelmap): Likewise.
1494 * lists.c (free_list, zap_lists): Likewise.
1496 Sun Oct 3 12:05:28 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1498 * alias.c (nonlocal_reference_p): Add static prototype.
1500 * bitmap.c (bitmap_element_allocate): Prototype args in function
1503 * builtins.c (stabilize_va_list): Add static prototype.
1504 (expand_builtin_va_arg): Constify a char*.
1506 * c-lex.c (getch, put_back, extend_token_buffer_to,
1507 read_line_number, token_getch, token_put_back): Add static
1510 * c-parse.gperf (hash, is_reserved_word): Likewise.
1512 * cccp.c (is_dir_separator): Likewise.
1514 Sat Oct 2 16:07:56 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1516 * graph.h: New file to prototype functions exported by graph.c.
1518 * Makefile.in (graph.o, toplev.o): Depend on graph.h.
1520 * graph.c: Include graph.h.
1522 * toplev.c: Likewise. Remove redundant prototypes.
1524 Sat Oct 2 11:28:33 1999 Krister Walfridsson <cato@df.lth.se>
1526 * invoke.texi: Removed duplicated description for -Q.
1528 Sat Oct 2 11:16:00 1999 Jim Kingdon <http://developer.redhat.com>
1530 * extend.texi: Grammar fix in __extension__ text.
1532 Sat Oct 2 11:06:31 1999 Richard Henderson <rth@cygnus.com>
1534 * md.texi (define_peephole2): New section.
1536 Sat Oct 2 10:57:56 1999 Jan Hubicka <hubicka@freesoft.cz>
1538 * i386.md (mov?i patterns): Fix handling of TARGET_USE_MOV0
1539 (mov $-1 to or peepholer): Enable for pentium when optimizing for
1542 Sat Oct 2 10:55:25 1999 Jan Hubicka <hubicka@freesoft.cz>
1544 * builtins.c (expand_builtin_strlen): Fix best mode searching loop.
1546 Sat Oct 2 10:53:22 1999 Jan Hubicka <hubicka@freesoft.cz>
1548 * i386.md (ffs expander): Emit Pentium friendly code for
1551 Sat Oct 2 02:48:21 1999 Mark P. Mitchell <mark@codesourcery.com>
1553 * tree.c (build): Don't look at TREE_SIDE_EFFECTS or TREE_RAISES
1557 Fri Oct 1 18:01:11 1999 Bernd Schmidt <bernds@cygnus.co.uk>
1559 * i386elf.h (TARGET_DEFAULT): Use symbolic constants.
1561 Fri Oct 1 12:42:53 1999 Andreas Schwab <schwab@suse.de>
1563 * config/m68k/m68k.c (use_return_insn): Return false if the pic
1566 Fri Oct 1 10:56:06 1999 Bernd Schmidt <bernds@cygnus.co.uk>
1568 * md.texi (No Constraints): Delete section.
1569 * Makefile.in (genattrtab.o): Don't depend on "insn-config.h".
1570 * final.c (final_scan_insn): We always have register constraints.
1571 * genattrtab.c: Don't include "insn-config.h".
1572 (write_attr_case): We always have register constraints.
1573 * genconfig.c (register_constraint_flag): Delete.
1574 (walk_insn_part): Don't check whether we have register constraints.
1575 (main): Don't write out "#define REGISTER_CONSTRAINTS".
1576 * genoutput.c (have_constraints): Delete.
1577 (main): Don't set it.
1578 (output_operand_data): We always have constraints.
1579 (scan_operands): Likewise.
1580 (compare_operands): Likewise.
1581 * local-alloc.c (block_alloc): We always have constraints.
1582 (requires_inout): Always compile this function.
1583 * recog.c (extract_insn): We always have constraints.
1584 (constrain_operands, reg_fits_class_p): Always compile these
1586 * recog.h (struct recog_data): Delete non-REGISTER_CONSTRAINTS
1588 (struct insn_operand_data): Likewise.
1589 * regclass.c (regclass): We always have constraints.
1590 (record_reg_classes, copy_cost, record_address_regs,
1591 auto_inc_dec_reg_p): Always compile these functions.
1592 * regmove.c (regmove_optimize): We always have constraints.
1593 * reload.c (find_reloads): Likewise.
1594 * reload1.c (reload): Likewise.
1595 (reload_cse_simplify_operands): Likewise.
1596 * i860.c (output_delay_insn): Likewise.
1598 Thu Sep 30 23:04:41 1999 Mark P. Mitchell <mark@codesourcery.com>
1600 * iris6.h (BUILD_VA_LIST_TYPE): Define.
1602 Thu Sep 30 18:44:50 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
1604 * rs6000.c (rs6000_build_va_list): Create a TYPE_DECL node
1605 for the va_list record.
1607 Thu Sep 30 18:34:54 1999 Jan Hubicka <hubicka@freesoft.cz>
1609 * i386.c (ix86_adjust_cost): Ignore false ebp dependencies in
1612 Thu Sep 30 18:31:36 1999 Jan Hubicka <hubicka@freesoft.cz>
1614 * alias.c: Include insn-flags.h.
1615 * Makefile.in (alias.o): Update.
1617 Thu Sep 30 18:21:30 1999 Jan Hubicka <hubicka@freesoft.cz>
1619 * i386.c (ix86_expand_int_movcc): Convert LEU and GTU comparisons
1620 to LTU and GEU. Handle more cases using sbb.
1622 Thu Sep 30 18:18:39 1999 Jan Hubicka <hubicka@freesoft.cz>
1624 * i386.md (truncatexfdf splitters): Do not use subreg.
1625 (fop XFmode patterns): Fix mode in operand testing.
1627 Thu Sep 30 18:04:13 1999 Richard Henderson <rth@cygnus.com>
1629 * jump.c (jump_optimize_1): Amend last change to test only the
1630 form of the operand, not the insn.
1632 * jump.c (jump_optimize_1) [conditional_move]: Use general_operand
1633 not register_operand to determine when B may need preloading.
1635 Thu Sep 30 17:39:16 1999 Richard Henderson <rth@cygnus.com>
1637 * alpha.md (*): Use nonimmediate not general_operand for SET_DEST.
1638 (ffsdi2, extxl, insxh, mskxh): Add missing DImode to SET_SRC.
1639 (call-value patterns): Move to end of file.
1640 (*): Remove mode from label_ref in (pc) context.
1641 (movstrqi): Use memory not general_operand for BLKmode operands.
1642 (prologue_stack_probe_loop, builtin_longjmp): Add missing mode
1643 to register_operand operands.
1644 (peep2 patterns): Convert from commented-out peephole patterns.
1646 Thu Sep 30 14:39:17 1999 Bernd Schmidt <bernds@cygnus.co.uk>
1648 * tree.h (enum built_in_function): Rename BUILT_IN_DWARF_REG_SIZE
1649 to BUILT_IN_INIT_DWARF_REG_SIZES.
1650 * builtins.c (expand_builtins, case BUILT_IN_INIT_DWARF_REG_SIZES):
1651 Renamed from BUILT_IN_DWARF_REG_SIZE; call
1652 expand_builtin_init_dwarf_reg_sizes.
1653 * c-decl.c (init_decl_processing): Replace __builtin_dwarf_reg_size
1654 with __builtin_init_dwarf_reg_size_table.
1655 * dwarf2out.c (struct reg_size_range): Delete.
1656 (expand_builtin_init_dwarf_reg_sizes): New function.
1657 (expand_builtin_dwarf_reg_size): Delete.
1658 * except.h (expand_builtin_init_dwarf_reg_sizes): Declare.
1659 (expand_builtin_dwarf_reg_size): Don't declare.
1660 * libgcc2.c (dwarf_reg_size_table_initialized): New.
1661 (dwarf_reg_size_table): New.
1662 (init_reg_size_table): New function.
1663 (copy_reg): Use dwarf_reg_size_table.
1664 (eh_context_initialize): Make sure dwarf_reg_size_table is initialized
1667 Thu Sep 30 05:40:34 1999 Richard Earnshaw <rearnsha@arm.com>
1669 * c-lang.c (finish_file case ndef ASM_OUTPUT_{CON,DE}STRUCTOR):
1670 Correctly build argument list to constructor and destructor functions.
1672 Thu Sep 30 00:13:27 1999 Dirk Zoller <duz@rtsffm.com>
1674 * c-tree.h (warn_float_equal): Declare.
1675 * c-decl.c (warn_float_equal): Define.
1676 (c_decode_option): Recognize -W[no-]float-equal.
1677 * c-typeck.c (build_binary_op): Conditionally warn
1678 about equality tests of floating point types.
1679 * toplev.c (documented_lan_options): Add -W[no-]float-equal.
1680 * invoke.texi: Add docs for -Wfloat-equal warning.
1682 Wed Sep 29 23:43:39 1999 Jeffrey A Law (law@cygnus.com)
1684 * h8300.h (INIT_TARGET_OPTABS): Use init_one_optab instead of
1685 generating RTL directly.
1686 * mips.h (INIT_TARGET_OPTABS): Likewise.
1687 * mn10200.h (INIT_TARGET_OPTABS): Likewise.
1689 * expr.h (init_mov_optab): Delete declaration
1691 * h8300.c (WORD_REG_USED): Update to avoid useless register
1692 saves in interrupt functions and functions which never return.
1694 * cse.c (struct set): Delete inner_dest_loc field.
1695 (cse_insn): Remove assignments to inner_dest_loc field.
1697 Wed Sep 29 16:06:20 1999 Richard Henderson <rth@cygnus.com>
1699 * ggc-page.c: Don't include <unistd.h> etc taken care of
1700 by "system.h". Include <sys/mman.h> afterward.
1702 Wed Sep 29 16:05:18 1999 Richard Henderson <rth@cygnus.com>
1704 * rs6000.c (rs6000_encode_section_info): If ggc_p, use
1707 Tue Sep 28 16:45:40 1999 David Edelsohn <edelsohn@gnu.org>
1709 * xcoffout.c (xcoffout_declare_function): Add documentation.
1710 * rs6000.c (num_insns_constant_wide): Use TARGET_POWERPC64 not
1711 TARGET_64BIT. Compare constant to -1, not bit pattern.
1712 (easy_fp_constant): Use TARGET_POWERPC64 not TARGET_64BIT.
1713 (expand_block_move): Allow 8 DImode loads for PowerPC64. Fix
1716 Tue Sep 28 16:43:14 1999 Nick Clifton <nickc@cygnus.com>
1718 * dwarf2out.c (add_abstract_origin_attribute): Abort if
1720 (gen_inlined_enumeration_type_die): Do not abort if the type has
1721 not been writeen out.
1722 (gen_inlined_structure_type_die): Do not abort if the type has
1723 not been writeen out.
1724 (gen_inlined_union_type_die): Do not abort if the type has
1725 not been writeen out.
1726 (gen_tagged_type_instantiation_die): Do not abort if the type
1727 has not been written out.
1729 Tue Sep 28 14:33:47 1999 Bernd Schmidt <bernds@cygnus.co.uk>
1731 * c-decl.c (init_decl_processing): If MD_INIT_BUILTINS is defined,
1733 * reg-stack.c (straighten_stack): Copy hard reg set with
1736 Tue Sep 28 01:11:05 1999 Richard Henderson <rth@cygnus.com>
1738 * builtins.c (stabilize_va_list): Stabilize array type va_list
1739 to a pointer type, not the base record type.
1740 (expand_builtin_va_copy): Dereference the pointers explicitly;
1741 use the correct size for the copy.
1743 * rs6000.c (rs6000_va_start): Dereference valist to get to the record.
1744 (rs6000_va_arg): Likewise.
1746 Mon Sep 27 23:27:21 1999 Richard Henderson <rth@cygnus.com>
1748 * rtl.h (struct rtx_def): Move gc_mark to align mode field.
1750 Mon Sep 27 23:20:29 1999 Mark Mitchell <mark@codesourcery.com>
1752 * tree.h (struct tree_decl): Use `bclass', not `class', in name of
1754 (DECL_BUILT_IN_CLASS): Adjust accordingly.
1756 Mon Sep 27 23:03:16 1999 Richard Henderson <rth@cygnus.com>
1758 * ggc-page.c (GGC_MIN_LAST_ALLOCATED): New.
1759 (init_ggc): Use it instead of a constant.
1760 (ggc_collect): Bound allocated_last_gc by it.
1762 Mon Sep 27 19:06:04 1999 Jeffrey A Law (law@cygnus.com)
1764 * fixinc/fixinc.irix (stdio.h): Hack stdio.h to avoid problems
1767 Mon Sep 27 19:40:17 CEST 1999 Marc Espie <espie@cvs.openbsd.org>
1769 * configure.in (mips*el-*-openbsd*): Don't duplicate default settings.
1770 (mips*-*-openbsd*): Let big endian configuration be a fragment.
1772 * config/mips/openbsd.h: New, OpenBSD little endian target.
1773 * config/mips/openbsd-be.h: New, OpenBSD big endian target fragment.
1774 * config/mips/xm-openbsd.h: New, OpenBSD host.
1776 Mon Sep 27 10:28:48 1999 Andreas Schwab <schwab@suse.de>
1778 * config/m68k/m68k.c (output_function_prologue,
1779 output_function_epilogue): Use
1780 current_function_uses_pic_offset_table instead of regs_ever_live
1781 to decide whether to save/restore pic register.
1782 (legitimize_pic_address): Don't modify regs_ever_live any more.
1784 Sun Sep 26 10:55:36 1999 Mark Mitchell <mark@codesourcery.com>
1786 * function.h (struct function): Add x_dont_save_pending_sizes_p.
1787 * stor-layout.c (variable_size): Don't add sizes to the pending
1788 sizes list if x_dont_save_pending_sizes_p is set.
1790 Sun Sep 26 16:36:52 1999 Robert Lipe (robertlipe@usa.net)
1792 * config/i386/dgux.h (SELECT_RTX_SECTION): Provide dummy argument
1793 for symbolic_operand().
1794 * config/i386/sco5.h (SELECT_RTX_SECTION): Likewise.
1796 Sun Sep 26 07:37:11 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1798 * combine.c (gen_rtx_combine): Add missing call to va_end().
1800 * final.c (asm_fprintf): Likewise.
1802 * genattrtab.c (attr_rtx): Likewise.
1804 Sat Sep 25 13:11:07 1999 Jeffrey A Law (law@cygnus.com)
1806 * cse.c: Update comments.
1807 (cse_insn): When converting a conditional/computed jump into
1808 an unconditional jump, always make sure a BARRIER immediately
1809 follows the converted jump. Do not delete unreachable code.
1810 (cse_basic_block): Do not delete unreachable code.
1811 * toplev.c (rest_of_compilation): Move call to
1812 delete_trivially_dead_insns after the conditional call to
1815 Sat Sep 25 09:03:17 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1817 * collect2.c (make_temp_file): Don't prototype.
1819 * gcc.c (make_temp_file): Likewise.
1821 * mips.c (mips_make_temp_file): Renamed from `make_temp_file'.
1823 Sat Sep 25 13:42:15 1999 Nick Clifton <nickc@cygnus.com>
1825 * varasm.c (asm_emit_uninitialised): New function: Generate
1826 the assembler statements necessary to declare an uninitialised
1828 (ASM_EMIT_LOCAL): New macro: Emit a local, uninitialised
1830 (ASM_EMIT_BSS): New macro: Emit an entry in the bss section.
1831 (ASM_EMIT_COMMON): New macro: Emit an entry in the common
1833 (assemble_variable): Use asm_emit_uninitialised to emit an
1834 uninitialised variable.
1836 Fri Sep 24 17:10:56 1999 Nick Clifton <nickc@cygnus.com>
1838 * combine.c (simplify_comparison): Cope with downshifting a 32 bit
1839 constant on a 64 bit host. Patch supplied by Geoffrey Keating
1840 <geoffk@cygnus.com>.
1842 Fri Sep 24 10:48:10 1999 Bernd Schmidt <bernds@cygnus.co.uk>
1844 * builtins.c (expand_builtin): Use MD_EXPAND_BUILTIN if defined.
1845 * c-common.h (builtin_function): Don't declare.
1847 * c-decl.c (duplicate_decls): Use DECL_BUILT_IN_CLASS rather than
1849 (pushdecl): Likewise.
1850 (finish_decl): Likewise.
1851 (builtin_function): New arg CLASS. Arg FUNCTION_CODE now of type
1852 int. All callers changed.
1853 Set the builtin's DECL_BUILT_IN_CLASS.
1854 * tree.h (enum built_in_class): New.
1855 (enum built_in_function): Delete NOT_BUILT_IN.
1856 (DECL_FUNCTION_CODE): The corresponding field in tree_decl is now
1858 (DECL_SET_FUNCTION_CODE): Likewise.
1859 (DECL_BUILT_IN_CLASS): New macro.
1860 (DECL_BUILT_IN): Use DECL_BUILT_IN_CLASS.
1861 (struct tree_decl): Split builtin function code field into a
1863 (builtin_function): Declare.
1865 Fri Sep 24 01:45:05 1999 Mark Mitchell <mark@codesourcery.com>
1867 * optabs.c (init_traps): Fix typo in last change.
1869 Fri Sep 24 01:10:11 1999 Mark Mitchell <mark@codesourcery.com>
1871 * toplev.c (rest_of_decl_compilation): Update comment.
1873 Fri Sep 24 11:57:06 1999 Geoffrey Keating <geoffk@cygnus.com>
1875 * config/mips/elf.h (ASM_OUTPUT_ALIGNED_BSS): Put the symbol
1876 in .sbss if appropriate.
1877 (EXTRA_SECTION_FUNCTIONS): Add sbss.
1878 (SBSS_SECTION_ASM_OP): New macro.
1879 * config/mips/linux.h (EXTRA_SECTION_FUNCTIONS): Add sbss.
1880 (EXTRA_SECTIONS): Add in_sbss.
1881 * config/mips/mips.h: Prototype sbss_section.
1883 Thu Sep 23 18:18:55 1999 Mark Mitchell <mark@codesourcery.com>
1885 * stmt.c (expand_start_bindings): Don't allow cleanup instructions
1888 Thu Sep 23 18:07:01 1999 Mark Mitchell <mark@codesourcery.com>
1890 * optabs.c (init_traps): Register trap_rtx as a GC root.
1892 Thu Sep 23 17:41:47 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
1894 * config/mips/mips.c (function_arg_pass_by_reference): Define
1895 unconditionally, since it's called unconditionally.
1897 Thu Sep 23 13:40:02 1999 Jason Merrill <jason@yorick.cygnus.com>
1899 * toplev.c (documented_lang_options): Add -fshort-wchar.
1900 * c-decl.c (c_decode_option): Likewise.
1901 (init_decl_processing): If -fshort-wchar, use 'short unsigned int'
1903 * c-common.c, c-lex.c: Get WCHAR_TYPE_SIZE from wchar_type_node.
1904 * gcc.c (default_compilers): If -fshort-wchar,
1905 override __WCHAR_TYPE__.
1906 * tm.texi (C Dialect Options): Add -fshort-wchar.
1908 * dwarf2out.c (output_aranges): Use DW_AT_location to find the
1909 symbol for a variable.
1911 * cpplib.h (CPP_PREPROCESSED): New macro.
1912 * cpplib.c (handle_directive): Don't complain about `# NUMBER' if
1913 we're seeing this input for a second time.
1915 Thu Sep 23 12:54:49 1999 Alex Samuel <samuel@codesourcery.com>
1917 * emit-rtl.c (init_emit_once): Initialize modes first.
1919 Sun Sep 19 01:23:23 1999 Alex Samuel <samuel@codesourcery.com>
1921 * config/i386/i386.c (pic_label_name): Change to char pointer.
1922 (global_offset_table): New variable.
1923 (load_pic_register): Fill global_offset_table if it hasn't
1924 already been done. Allocate pic_label_name dynamically.
1925 * ggc.h (empty_string): New variable.
1926 * ggc-simple.c (empty_string): Likewise.
1927 (init_ggc): Allocate empty_string and add as root.
1928 * stmt.c (digit_strings): New variable.
1929 (init_stmt): Add last_block_end_note as root. Allocate and
1930 initialize digit_strings.
1931 (expand_asm_operands): Use empty_string instead of string
1932 constant. Use digit_strings instead of string constants.
1933 * profile.c (init_arc_profiler): Allocate string with
1934 ggc_alloc_string instead of xmalloc.
1935 (output_func_start_profiler): Likewise.
1936 * c-typeck.c (digest_init): Check if init is error_mark_node.
1938 Thu Sep 23 12:59:14 1999 Alex Samuel <samuel@codesourcery.com>
1939 Richard Henderson <rth@cygnus.com>
1941 * ggc-page.c: New file.
1942 * Makefile.in (ggc-page.o): New.
1944 Thu Sep 23 13:55:21 1999 Jeffrey A Law (law@cygnus.com)
1946 * invoke.texi: Document -fdelete-null-pointer-checks
1947 * toplev.c (flag_delete_null_pointer_checks): New.
1948 (f_options): Add entry for -fdelete-null-pointer-checks.
1949 (rest_of_compilation): Conditionalize null pointer check
1950 elimination on flag_delete_null_pointer_checks.
1951 (main): If -O2 or greater, enable -fdelete-null-pointer-checks
1953 1999-09-23 10:56 -0700 Zack Weinberg <zack@bitmover.com>
1955 * iso646.h, stdarg.h, stdbool.h, stddef.h, varargs.h: Add
1956 copyright notice and special exception to GPL.
1958 Thu Sep 23 13:40:23 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1960 * abi64.h (mips_function_value): Add prototype arguments.
1962 * mips-protos.h: New file with mips prototypes.
1964 * mips.c: Include "tm_p.h".
1965 (mktemp, lookup_name): Add prototype arguments.
1966 (extern_list, string_constant, mips_fill_delay_slot,
1967 mips_output_external, mips_output_external_libcall,
1968 mips_output_filename, mips_declare_object, function_prologue,
1969 mips_expand_prologue, function_epilogue, mips16_constant,
1970 build_mips16_function_stub, mips_output_conditional_branch):
1972 (mips_va_start): Remove unused variable `u'.
1973 (mips_va_arg): Cast value to unsigned when comparing against one.
1975 (save_restore_insns, mips_expand_prologue): Add missing arg in
1976 call to `large_int'.
1978 * mips.h: Move prototypes to mips-protos.h.
1979 (data_section, memory_address_p, rdata_section,
1980 readonly_data_section, simple_epilogue_p, text_section): Delete
1981 prototypes delcared elsewhere.
1982 (mips_epilogue_delay_slots, print_options): Delete unused decls.
1984 (GO_PRINTF, GO_PRINTF2): Call fprintf, not trace.
1986 * mips.md: Delete extra args in call to `mips_move_2words'.
1988 * xm-iris6.h (alloca): Add prototype argument.
1990 * genpeep.c: Include "tm_p.h" in generated output file.
1992 Thu Sep 23 10:36:55 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
1994 * basic-block.h (find_edge_index): Change parameters.
1995 * flow.c (verify_edge_list): Pass basic_block parameters to
1996 find_edge_index instead of integers.
1998 Thu Sep 23 15:54:12 1999 Nick Clifton <nickc@cygnus.com>
2000 * combine.c (simplify_comparison): Use an unsigned shift to adjust
2003 Thu Sep 23 08:46:21 1999 Guy Harris <guy@netapp.com>
2005 * gcc.1: Fix a formatting error.
2007 Wed Sep 22 16:10:21 1999 Martin v. Löwis <loewis@informatik.hu-berlin.de>
2009 * install.texi (Configurations): Remove pyramid. Add fr30, i686,
2010 i786, mn10200, mn10300, pdp11, v850.
2012 Thu Sep 23 07:37:13 1999 Dan Nicolaescu <dann@ics.uci.edu>
2014 * libgcc2.c (num_digits): Add prototype with
2015 __attribute__((const)).
2016 (__terminate): Add prototype.
2018 Thu Sep 23 05:32:06 1999 Richard Henderson <rth@cygnus.com>
2020 * builtins.c, dbxout.c, varasm.c: Include tm_p.h.
2022 * alpha/alpha.c (print_operand): Fix type of `code'.
2023 (alpha_output_filename): Constify.
2024 * alpha/alpha.h: Move all function declarations ...
2025 * alpha/alpha-protos.h: ... here. New file.
2026 * alpha/elf.h (CONST_SECTION_FUNCTION): Prototype the function.
2027 (SECTION_FUNCTION_TEMPLATE): Likewise.
2029 Thu Sep 23 11:15:36 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2031 * expmed.c (do_cmp_and_jump): Pass ccp_jump to can_compare_p.
2032 * expr.c (expand_expr): Likewise.
2033 (do_jump): Likewise.
2034 (do_store_flag): Pass ccp_store_flag to can_compare_p.
2035 * expr.h (enum optab_index): Add cbranch, cmov, cstore optabs and
2037 (enum can_compare_purpose): New.
2038 (can_compare_p): Adjust prototype.
2039 (prepare_cmp_insn, prepare_operand): Declare.
2040 * genopinit.c (optabs): Add cbranch_optab, cmov_optab, cstore_optab.
2041 * optabs.c (cmp_available_p): Deleted.
2042 (expand_abs): Pass ccp_jump to can_compare_p.
2043 (can_compare_p): New arg PURPOSE. Check for combined optabs.
2044 (prepare_cmp_insn): No longer static. Add arg PURPOSE.
2045 Call can_compare_p rather than cmp_available_p.
2046 (prepare_operand): No longer static.
2047 (emit_cmp_and_jump_insn): Check for and use cbranch patterns.
2048 (emit_cmp_and_jump_insns): Pass ccp_jump to prepare_cmp_insn.
2049 (expand_float): Fix a slightly broken emit_cmp_insn/emit_jump_insn
2050 sequence to use emit_cmp_and_jump_insns.
2051 (init_optabs): Initialize cbranch_optab, cmov_optab, cstore_optab.
2053 Wed Sep 22 17:58:01 1999 Stan Cox <scox@cygnus.com>
2055 * mips.h (GO_IF_LEGITIMATE_ADDRESS): Don't accept large
2056 register offsets; let LEGITIMIZE_ADDRESS load it into a register.
2057 (LEGITIMIZE_ADDRESS): Use plus_constant to avoid
2058 (plus (reg) (const_int 0))
2059 * mips.md (call_internal3c): New pattern for -mips16 -mlong-calls.
2061 Wed Sep 22 17:55:31 1999 David Edelsohn <edelsohn@gnu.org>
2063 * rs6000.c (expand_block_move): DImode loads and stores require
2064 word-aligned displacements. Increment address registers with
2065 adddi3 on 64-bit platform. Use TARGET_POWERPC64 not TARGET_64BIT.
2067 Wed Sep 22 17:35:55 1999 Michael Meissner <meissner@cygnus.com>
2069 * dwarf2out.c (base_type_die): Use the name __unknown__ if there
2070 is no name for the base type, rather than segfault. If we are
2071 writing out a complex integer type, use DW_ATE_lo_user.
2073 * expr.c (emit_move_insn_1): If we are copying a complex that fits
2074 in one word or less (complex char, complex short, or on 64 bit
2075 systems complex float) to/from a hard register, copy it through
2076 memory instead of dying in gen_{real,imag}part. If we have a
2077 short complex type, prevent inlining since it allocates stack
2080 * tree.c (build_complex_type): If we are writing dwarf2 output,
2081 generate a name for complex integer types.
2083 Wed Sep 22 11:34:08 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
2085 * basic-block.h (add_noreturn_fake_exit_edges): Use correct name.
2086 * flow.c (remove_edge): Remove extra whitespace.
2087 (remove_fake_edges): Fix comment.
2088 (add_noreturn_fake_exit_edges): Use the correct name.
2090 Wed Sep 22 16:12:40 BST 1999 Nathan Sidwell <nathan@acm.org>
2092 * Makefile.in (INTL_MOSTLYCLEAN, INTL_CLEAN): New variables.
2093 (mostlyclean): Depend on INTL_MOSTLYCLEAN.
2094 (clean): Depend on INTL_CLEAN.
2095 (maintainer-clean): Adjust.
2097 Wed Sep 22 10:18:56 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2099 * configure.in (AC_PREREQ): Bump to 2.13.
2100 (AC_C_STRINGIZE): Call this instead of using a custom macro.
2102 * gansidecl.h (HAVE_STRINGIZE): Define, if stage2 gcc && __STDC__.
2104 * system.h (HAVE_STRINGIZE): Test this instead of HAVE_CPP_STRINGIFY.
2106 * acconfig.h (HAVE_CPP_STRINGIFY): Delete.
2108 * alpha/xm-vms.h (HAVE_CPP_STRINGIFY): Delete.
2109 (HAVE_STRINGIZE): Define.
2111 Wed Sep 22 06:25:15 1999 Jim Kingdon <http://developer.redhat.com>
2113 * c-parse.in: save and restore warn_pointer_arith on __extension__
2114 along with pedantic.
2115 (SAVE_WARN_FLAGS, RESTORE_WARN_FLAGS): Added.
2116 Set the type of extension to itype rather than $<itype>1 kludge.
2117 * extend.texi (Alternate Keywords): Adjust documentation.
2118 * c-parse.c, c-parse.y, objc-parse.c, objc-parse.y: Rebuilt.
2120 Wed Sep 22 06:06:57 1999 Jeffrey A Law (law@cygnus.com)
2122 * pa.c, pa.h, pa.md: Support multiple assembler dialects in
2123 most assembler templates.
2125 * pa.c (hppa_legitimize_address): Handle full offsets for PA2.0
2126 FP loads and stores.
2127 (following_call): Always return zero for the PA8000.
2128 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Handle full offsets for PA2.0
2129 FP loads and stores.
2130 (LEGITIMIZE_RELOAD_ADDRESS): Similarly.
2132 * pa.h (BRANCH_COST): Define.
2134 * pa.md (return, return_internal): Use bve for PA2.0.
2136 * pa.md (fused multiply): Add variants which reduce height for the
2137 fused multiply, but which still generate 2 insns.
2138 (fnegabs): Similarly.
2140 * pa.md (subsi3): Turn into an expander. Create two anonymous
2141 patterns. One for PA2.0 one for PA1.x. Use mtsarcm for PA2.0.
2142 * pa.h (EXTRA_CONSTRAINT): Handle 'S'.
2144 * pa.md (floatunssisf2, floatunssidf2): Generate different RTL
2146 (floatunssidf2_pa20, floatunssisf2_pa20): New patterns for PA2.0
2148 (floatunsdisf2, floatunsdidf2, fixuns_truncsfsi2): Likewise.
2149 (fixuns_truncdfsi2, fixuns_truncsfdi2, fixuns_truncdfsi2): Likewise.
2151 * regclass.c (init_regs): Add "top_of_stack" as a garbage
2154 * flow.c (record_active_eh_regions): Terminate loop after finding
2155 the last insn in the last basic block.
2157 Wed Sep 22 20:25:00 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
2159 * config/c4x/c4x.md: Delete parallel instruction peepholes.
2161 Wed Sep 22 19:59:19 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
2163 * config/c4x/c4x.c (c4x_add_gc_roots): Add tree roots.
2165 Wed Sep 22 19:56:25 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
2167 * config/c4x/c4x.c (c4x_process_after_reload): Rework machdep insn
2168 splitting to not use output template.
2170 Wed Sep 22 19:50:12 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
2172 * config/c4x/c4x.h (EXPAND_BUILTIN_VA_START): Call c4x_va_start.
2173 * config/c4x/c4x.c (c4x_va_start): New function.
2175 Tue Sep 21 18:40:01 1999 Jan Hubicka <hubicka@freesoft.cz>
2177 * genrecog.c (not_both_true): Handle correctly cases when called for
2178 tests with different positions in the insn.
2180 Tue Sep 21 18:29:11 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2182 * machmode.h (HOST_PTR_PRINTF): Move from here ...
2184 * system.h (HOST_PTR_PRINTF): ... to here.
2186 * mips-tfile.c: Don't include machmode.h.
2188 * Makefile.in (MACHMODE_H): New variable. Update to use it.
2189 (mips-tfile.o): Don't depend on machmode.h.
2191 Tue Sep 21 18:27:34 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2193 * haifa-sched.c (sched_analyze): Rename local variable `region' to
2194 avoid conflicts with typedef struct `region' at the top level scope.
2196 Tue Sep 21 14:14:50 1999 Richard Henderson <rth@cygnus.com>
2198 * basic-block.h (basic_block): Add eh_beg, eh_end.
2199 * flow.c (entry_exit_blocks): Update.
2200 (find_basic_blocks): Don't allocate bb_eh_end, or pass it around.
2202 (find_basic_blocks_1): Don't record eh_list at each bb. Use
2203 lists.c functions to allocate insn lists.
2204 (make_edges): Use eh_beg+eh_end, not the lists. Split out EH
2206 (make_eh_edge): ... here. New.
2207 (move_stray_eh_region_notes): New.
2208 (record_active_eh_regions): New.
2209 (delete_unreachable_blocks): Split out block merging ...
2210 (try_merge_blocks): ... here. New.
2211 (merge_blocks_move_predecessor_nojumps): Remove edge arg.
2212 Dump debugging data.
2213 (merge_blocks_move_successor_nojumps): Likewise.
2214 (merge_blocks): Use eh_beg+eh_end to validate block movement.
2216 Tue Sep 21 11:15:03 1999 Martin v. Löwis <loewis@informatik.hu-berlin.de>
2218 * extend.texi (Bound member functions): Document unbound pmf
2221 Tue Sep 21 14:55:11 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
2223 * flow.c (split_edge): Handle insertion on a fallthrough edge which
2224 has the EXIT_BLOCK as a dest.
2226 Tue Sep 21 14:51:23 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
2228 * flow.c (remove_edge): New function to remove an edge from the
2230 (remove_fake_successors): New function to remove fake successor edges.
2231 (remove_fake_edges): New function to remove all fake edges from the
2233 (add_fake_exit_edges): New function to add fake edges from all blocks
2234 with no successors to the exit block.
2235 * basic-block.h (remove_fake_edges, add_fake_exit_edges): Add
2236 prototypes for new functions.
2238 Tue Sep 21 14:49:53 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
2240 * config/mips/elf64.h (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR):
2241 Use Pmode to determine whether to output .dword or .word.
2243 Tue Sep 21 11:04:34 1999 Alex Samuel <samuel@codesourcery.com>
2245 * tree.c (built_in_filename): New variable.
2246 (BUILT_IN_FILENAME): New macro.
2247 (init_tree_codes): Allocate built_in_filename.
2248 (make_node): Use built_in_filename instead of string constant.
2250 Tue Sep 21 14:13:27 1999 Nick Clifton <nickc@cygnus.com>
2252 * configure.in: Add fr30 target.
2253 * configure: Regenerate.
2254 * config/fr30: New directory.
2255 * config/fr30/crti.asm: New file.
2256 * config/fr30/fr30.c: New file.
2257 * config/fr30/crtn.asm: New file.
2258 * config/fr30/fr30.h: New file.
2259 * config/fr30/fr30.md: New file.
2260 * config/fr30/lib1funcs.asm: New file.
2261 * config/fr30/t-fr30: New file.
2262 * config/fr30/xm-fr30.h: New file.
2264 Tue Sep 21 06:45:31 1999 Jeffrey A Law (law@cygnus.com)
2266 * flow.c (merge_blocks_move_successor_nojumps): Delete the
2267 BARRIER at the end of the successor, not the BARRIER before
2270 * pa.c (pa_add_gc_roots): Fix thinko in last change.
2272 Tue Sep 21 05:29:17 1999 Richard Earnshaw (rearnsha@arm.com)
2274 * stmt.c (any_pending_cleanups): Don't crash when
2275 current_function->stmt is unset.
2277 Tue Sep 21 00:59:49 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
2279 * emit-rtl.c (init_emit_once): Initialize const_int_rtx before
2280 other initializations that may use it for relative offsets.
2282 Mon Sep 20 21:43:25 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
2284 * config/i386/sol2.h (PREFERRED_DEBUGGING_TYPE): Use stabs.
2285 (ASM_SPEC): Moved from sol2dbg.h. Added work-around for gas.
2286 * config/i386/sol2dbg.h: Removed.
2287 * config/i386/sol2gas.h: New file, to enable gas work-around.
2288 * configure.in: Use i386/sol2gas.h on Solaris/x86 --with-gas.
2289 Don't use sol2dbg.h.
2290 * configure: Rebuilt.
2292 Mon Sep 20 13:29:41 1999 Mark Mitchell <mark@codesourcery.com>
2294 * invoke.texi (-fthis-is-variable): Remove documentation.
2296 Mon Sep 20 12:59:16 1999 Richard Henderson <rth@cygnus.com>
2298 * basic-block.h (compute_bb_for_insn): Declare.
2299 * flow.c (compute_bb_for_insn): Export. Don't accept the varray
2300 to use; set size of basic_block_for_insn directly.
2301 (find_basic_blocks): Update.
2303 Mon Sep 20 15:11:54 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2305 * flow.c (verify_flow_info): Fix typo, "abort;" -> "abort ();".
2307 Mon Sep 20 14:56:34 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2309 * crtstuff.c (ON_EXIT): Delete empty macro definition.
2310 (__do_global_ctors_aux): Call atexit(), not ON_EXIT().
2312 Mon Sep 20 15:25:35 1999 Nick Clifton <nickc@cygnus.com>
2314 * c-decl.c (c_decode_option): Extend comment.
2316 Mon Sep 20 14:43:37 1999 Nick Clifton <nickc@cygnus.com>
2318 * toplev.c (progname): Make 'const char *'
2319 (flag_print_mem): Move out of main.
2320 (version_flag): Move out of main.
2321 (filename): Move out of main.
2322 (debug_args): Remove g prefix from options.
2323 (documented_lang_options): Remove cpplib specific options.
2324 (display_help): Add g prefix to debug options.
2325 (check_lang_option): Delete this function.
2326 (decode_d_option): New function: Decode -d... option.
2327 (decode_f_option): New function: Decode -f... option.
2328 (decode_W_option): New function: Decode -W... option.
2329 (decode_g_option): New function: Decode -g... option.
2330 (independent_decode_option): New function: Decode a language
2331 independent command line option.
2332 (main): Invoke lang_decode_option and then
2333 independent_decode_option on each command line option in
2336 Mon Sep 20 05:41:36 1999 Jeffrey A Law (law@cygnus.com)
2338 Revert this change. Gavin's patch to operand_equal_p is a better fix.
2339 * fold-const.c (fold_range_test): Do not try to fold the range
2340 test if the rhs or lhs has side effects.
2342 * basic-block.h (compute_flow_dominators): Declare.
2344 * gcse.c (alloc_code_hoist_mem): New function.
2345 (free_code_hoist_mem, compute_code_hoist_vbeinout): Likewise.
2346 (compute_code_hoist_data, hoist_expr_reaches_here_p): Likewise.
2347 (hoist_code, one_code_hoisting_pass): Likewise.
2348 (gcse_main): If optimizing for size, then hoist expressions
2349 computed in multiple dominated basic blocks.
2351 * gcse.c (invalid_nonnull_info): New function.
2352 (delete_null_pointer_checks): Likewise.
2353 * rtl.h (delete_null_pointer_checks): Declare.
2354 * toplev.c (rest_of_compilation): Call delete_null_pointer_checks.
2356 * flow.c (merge_blocks_move_predecessor_nojumps): New function.
2357 (merge-blocks_move_successor_nojumps): Likewise.
2358 (merge_blocks): Allow merging of some blocks, even if it requires
2359 physical movement of the blocks, but not if it requires new jumps.
2361 * bitmap.c (debug_bitmap_file): Renmaed from bitmap_debug_file.
2362 Callers and prototype changed.
2363 * bitmap.h: Fix debug_bitmap and debug_bitmap_file prototypes.
2365 Mon Sep 20 06:56:32 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
2367 * config/sparc/sol2.h (LINK_SPEC): Avoid the duplication of
2368 -YP when both -p and -pg are present. From i386/sol2.h.
2370 Mon Sep 20 10:49:05 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2372 * Makefile.in (distclean): Delete tm_p.h.
2373 * configure.in: Create a new file, "tm_p.h", from a list in
2374 "tm_p_file". For ix86 systems, set up "tm_p_file" to include
2375 "i386/i386-protos.h".
2377 * alias.c: Include "tm_p.h".
2378 * c-typeck.c: Likewise.
2379 * calls.c: Likewise.
2381 * emit-rtl.c: Likewise.
2382 * explow.c: Likewise.
2383 * expmed.c: Likewise.
2385 * final.c: Likewise.
2387 * fold-const.c: Likewise.
2388 * function.c: Likewise.
2390 * global.c: Likewise.
2391 * haifa-sched.c: Likewise.
2392 * integrate.c: Likewise.
2394 * local-alloc.c: Likewise.
2396 * optabs.c: Likewise.
2397 * recog.c: Likewise.
2398 * reg-stack.c: Likewise.
2399 * regclass.c: Likewise.
2400 * regmove.c: Likewise.
2401 * reload.c: Likewise.
2402 * reload1.c: Likewise.
2403 * reorg.c: Likewise.
2404 * resource.c: Likewise.
2406 * stor-layout.c: Likewise.
2407 * toplev.c: Likewise.
2409 * unroll.c: Likewise.
2410 * genattrtab.c (main): Make generated file include "tm_p.h".
2411 * genemit.c (main): Likewise.
2412 * genoutput.c (main): Likewise.
2413 * genrecog.c (main): Likewise.
2415 * i386.h: Delete all prototypes.
2416 * i386.c: Include "tm_p.h".
2417 (ix86_attr_length_default): Call constant_call_address_operand
2418 with correct number of arguments.
2419 * i386-protos.h: New file.
2420 * i386.md (unnamed patterns): Call constant_call_address_operand
2421 with correct number of arguments.
2422 (exception_receiver): Call load_pic_register with correct number
2425 Sun Sep 19 14:18:39 1999 Richard Henderson <rth@cygnus.com>
2427 * c-pragma.c (mark_align_stack): Dereference the void* properly.
2429 Sun Sep 19 09:03:40 1999 Mark Mitchell <mark@codesourcery.com>
2431 * rtl.h (insns_safe_to_move_p): New function.
2432 * loop.c (find_and_verify_loops): Use it.
2433 * rtlanal.c (insns_safe_to_move_p): Define it.
2435 Sun Sep 19 02:54:33 1999 Richard Henderson <rth@cygnus.com>
2437 * c-pragma.c: Include ggc.h.
2438 * Makefile.in (c-pragma.o): Update.
2440 Sat Sep 18 16:01:18 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
2442 * config/i386/sol2.h (CPP_SPEC): Support -[p]threads
2443 (LIB_SPEC): Likewise.
2444 (LINK_SPEC): Do not assert -z text with -shared -mimpure-text.
2445 Reindent -YP/-p/-pg.
2446 Copied from config/sparc/sol2.h.
2448 Sat Sep 18 11:52:43 1999 Richard Henderson <rth@cygnus.com>
2450 * c-pragma.c (mark_align_stack): New.
2452 * c-pragma.h (init_pragma): Declare it.
2453 * c-lex.c (init_parse): Call it.
2455 Sat Sep 18 15:20:38 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
2457 * configure.in: Pick up thread library on Solaris/x86 just
2458 like on Solaris/sparc.
2459 * configure: Rebuilt.
2461 Sat Sep 18 11:15:58 1999 Alex Samuel <samuel@codesourcery.com>
2463 * rtl.h (global_rtx_index): New enum.
2464 (global_rtl): Change to array of rtx.
2465 (pc_rtx, cc0_rtx): Redefine accordingly.
2466 (cc0_rtx, stack_pointer_rtx, frame_pointer_rtx): Likewise.
2467 (hard_frame_pointer_rtx, arg_pointer_rtx): Likewise.
2468 (virtual_incoming_args_rtx, virtual_stack_vars_rtx): Likewise.
2469 (virtual_outgoing_args_rtx, virtual_cfa): Likewise.
2470 (const_int_rtx): Change to array of rtx.
2471 (const0_rtx, const1_rtx, const2_rtx, constm1_rtx): Redefine
2473 * emit-rtl.c (global_rtl): Change to array of rtx.
2474 (const_int_rtx): Change to aray of rtx.
2475 (gen_rtx_CONST_INT): Redefine accordingly.
2476 (init_emit_once): Allocate and initialize global_rtl. Likewise
2477 for const_int_rtx. Add both as GC roots.
2478 * genattrtab.c (global_rtl): Update declaration.
2480 1999-09-17 Ulrich Drepper <drepper@cygnus.com>
2482 * Makefile (USER_H): Add iso646.h back.
2484 Sat Sep 18 01:07:21 1999 Jeffrey A Law (law@cygnus.com)
2486 * haifa-sched.c (sched_analyze): Use free_INSN_LIST_list instead of
2487 zapping the LOG_LINKS of sched_before_next_call.
2489 * pa.h (INSN_SETS_ARE_DELAYED): Delete.
2490 * pa.c (insn_refs_are_delayed): Renamed from
2491 insn_sets_and_refs_are_delayed.
2493 Fri Sep 17 15:19:01 1999 Mark Mitchell <mark@codesourcery.com>
2495 * functiion.h (struct function): Add x_whole_function_mode_p.
2496 (retrofit_block): Declare.
2497 * function.c (retrofit_block): New function.
2498 (identify_blocks): Add assertions. Allow an incomplete set of
2499 block notes if we're still generating code for the function.
2500 * integrate.c: Include loop.h.
2501 (expand_inline_function): Call find_loop_tree_blocks to map block
2502 notes to blocks when in whole-function mode. Use retrofit_block
2503 to insert new BLOCKs for the inlined function, rather than
2505 * stmt.c (expand_fixup): Likewise. Don't use pushlevel/polevel.
2506 * Makefile.in (integrate.o): Depend on loop.h.
2508 Fri Sep 17 15:11:20 1999 Mark Mitchell <mark@codesourcery.com>
2510 * tree.h (warn_about_unused_variables): Declare.
2511 * stmt.c (warn_about_unused_variables): New function, split out
2513 (expand_end_bindings): Here.
2515 Fri Sep 17 15:07:37 1999 Mark Mitchell <mark@codesourcery.com>
2517 * stmt.c (preserve_subexpressions_p): Don't crash when
2518 current_function->stmt is unset.
2520 Fri Sep 17 15:03:16 1999 Mark Mitchell <mark@codesourcery.com>
2522 * stmt.c (expand_start_bindings): Allow callers to pass a flag
2523 indicating that no NOTE_INSN_BLOCK_BEG note is required.
2524 (expand_start_target_temps): Use it.
2525 * except.c (expand_eh_region_start_for_decl): Likewise.
2526 * expr.c (expand_expr): Likewise.
2528 Fri Sep 17 15:05:27 1999 Gavin Romig-Koch <gavin@cygnus.com>
2530 * fold-const.c (operand_equal_p): Pay attention to side effects.
2532 Fri Sep 17 11:14:17 1999 Jason Merrill <jason@yorick.cygnus.com>
2534 * libgcc2.c (L_exit): Check for ON_EXIT, not HAVE_ON_EXIT.
2535 * sparc/sunos4.h (HAVE_ON_EXIT): Remove.
2537 * tlink.c (scan_linker_output): Look for keywords before accepting
2538 a mangled name in quotes.
2540 Thu Sep 16 16:47:08 1999 Richard Henderson <rth@cygnus.com>
2542 * alpha/alpha-interix.h (DWARF2_UNWIND_INFO): Define to zero.
2543 * alpha/osf2or3.h (DWARF2_UNWIND_INFO): Likewise.
2545 Thu Sep 16 16:35:41 1999 Richard Henderson <rth@cygnus.com>
2547 * alpha.md: Revert Thu Nov 26 change that came in through the
2548 last gcc2 merge: reinstate (plus (plus ...)) reload patterns.
2549 Avoid earlyclobber when possible.
2551 Thu Sep 16 18:44:48 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2553 * libgcc2.c (__do_global_ctors): Call atexit with one arg.
2555 * sparc/sunos4.h (on_exit): Wrap prototype parameters in PARAMS().
2556 Define HAVE_ON_EXIT.
2558 Thu Sep 16 18:06:35 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2560 * system.h (CTYPE_CONV, TOUPPER, TOLOWER): New macros. Use
2561 CTYPE_CONV in all ctype macros.
2563 * cccp.c (initialize_char_syntax): Use uppercase ctype macro
2566 * cexp.y (initialize_random_junk): Likewise.
2568 * c4x.c (c4x_interrupt_function_p, c4x_handle_pragma): Likewise.
2570 * i370.c (handle_pragma): Likewise.
2572 * i370.h (ASM_OUTPUT_LABELREF, ASM_OUTPUT_ASCII): Likewise.
2574 * v850.c (override_options): Likewise.
2576 * doprint.c (_doprnt): Likewise.
2578 * fixinc/fixincl.c (main, quoted_file_exists, extract_quoted_files):
2581 * fixinc/server.c (load_data): Likewise.
2583 * fold-const.c (real_hex_to_f): Likewise.
2585 * genattr.c (write_upcase, gen_attr): Likewise.
2587 * genattrtab.c (convert_const_symbol_ref, evaluate_eq_attr,
2588 write_upcase): Likewise.
2590 * genemit.c (print_code): Likewise.
2592 * genopinit.c (gen_insn): Likewise.
2594 * genpeep.c (print_code): Likewise.
2596 * genrecog.c (print_code): Likewise.
2598 * optabs.c (init_libfuncs): Likewise.
2600 Thu Sep 16 14:03:32 1999 Mark Mitchell <mark@codesourcery.com>
2602 * haifa-sched.c (sched_analyze): Keep the list of notes organized
2604 (reemit_notes): Likewise.
2606 Thu Sep 16 11:50:52 1999 Alex Samuel <samuel@codesourcery.com>
2608 * ggc.h (ggc_root): Move to ggc-common.c.
2610 (ggc_mark_rtx, ggc_mark_tree): Change to macro.
2611 (ggc_mark_rtvec, ggc_mark_tree_varray): Declare extern.
2612 (ggc_mark_tree_hash_table, ggc_mark_string, ggc_mark): Likewise.
2613 (ggc_mark_roots, ggc_mark_rtx_children, ggc_mark_tree_children): New.
2614 * ggc-common.c (ggc_root): Move from ggc.h.
2615 (roots): Declare, static.
2616 (ggc_mark_rtx, ggc_mark_tree): Renamed to...
2617 (ggc_mark_rtx_children, ggc_mark_tree_children): Don't check for
2618 null or check/set mark bit.
2619 (ggc_mark_roots): New.
2620 * ggc-simple.c (ggc_collect): Call ggc_mark_roots.
2622 Thu Sep 16 11:37:32 1999 Richard Henderson <rth@cygnus.com>
2624 * m32r.c: Include toplev.h.
2625 (*): Add ATTRIBUTE_UNUSED as needed to arguments.
2626 (gen_compare): Rename swap_p to must_swap to match uses.
2627 Add default abort case.
2628 (m32r_output_function_epilogue): Remove unused variables.
2629 (m32r_print_operand): Use HOST_WIDE_INT_PRINT_HEX.
2630 * m32r.h (PROTO, STDIO_PROTO): Rename XPROTO; unconditionally
2631 define to empty parameter list. Update all uses.
2632 (predicate decls): Use enum machine_mode not int.
2633 * m32r.md (movsi): Call abort, not fatal_insn.
2634 (zero_branch_insn, rev_zero_branch_insn): Add default abort case.
2636 1999-09-14 Andrew Haley <aph@cygnus.com>
2638 * config/mips/mips.md (movsi_usw): if operand 1 is const_int 0,
2639 use $0 instead of 0.
2641 Thu Sep 16 10:53:36 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2643 * reload1.c (order_regs_for_reload): Move hard_reg_n_uses
2644 computation out of loop over hard regs.
2646 Wed Sep 15 21:37:06 1999 Mark Mitchell <mark@codesourcery.com>
2648 * function.c (identify_blocks): Don't shadow a variable in an
2650 * integrate.c (integrate_decl_tree): Don't use pushlevel,
2651 pushdecl, or poplevel to build up the new BLOCK tree.
2652 (expand_inline_function): Likewise.
2653 (integrate_parm_decls): Likewise.
2655 Wed Sep 15 21:20:38 1999 Mark Mitchell <mark@codesourcery.com>
2657 * c-typeck.c (qualify_type): Merge qualifiers from both types.
2659 1999-09-15 Brad Lucier <lucier@math.purdue.edu>
2661 * toplev.c: Allow -f[no-]math-errno to set (clear) flag_errno_math
2662 * invoke.texi: Document this change.
2664 Wed Sep 15 17:56:00 1999 Richard Henderson <rth@cygnus.com>
2666 * emit-rtl.c (free_emit_status): Don't check DECL_DEFER_OUTPUT.
2668 (mark_emit_status): Renamed from mark_emit_state.
2669 * except.c (mark_eh_status): Renamed from mark_eh_state.
2670 Check not null before marking.
2671 (free_eh_status): New.
2672 * expr.c (mark_expr_status, free_expr_status): New.
2673 * function.c (free_machine_status): New.
2674 (free_after_parsing): New.
2675 (free_after_compilation): Move bits to free_after_parsing; call
2676 free_eh_status, free_expr_status; zero the marked members of the
2678 (prepare_function_start): No can_garbage_collect.
2679 Call init_eh_for_function.
2680 (expand_dummy_function_end): Free up current_function state.
2681 (mark_function_status): Renamed from mark_function_state.
2682 (mark_function_chain): No can_garbage_collect. Call mark_expr_status.
2683 * function.h (struct function): No can_garbage_collect.
2684 (free_machine_status, free_after_parsing): Declare.
2685 (free_eh_status, free_expr_status): Declare.
2686 * ggc.h (mark_expr_status): Declare.
2687 * stmt.c (free_stmt_status): Free the struct.
2688 (mark_stmt_status): Renamed from mark_stmt_state.
2689 (init_stmt): Don't call init_eh.
2690 (init_stmt_for_function): Don't call init_eh_for_function.
2691 * toplev.c (compile_file): Call init_eh.
2692 (rest_of_compilation): Free basic block info before ggc_collect.
2693 Call free_after_parsing; conditionally call free_after_compilation.
2694 * varasm.c (mark_varasm_status): Renamed from mark_varasm_state.
2695 Check not null before marking.
2696 (free_varasm_status): Don't check DECL_DEFER_OUTPUT. Free the struct.
2698 Wed Sep 15 17:53:16 1999 Richard Henderson <rth@cygnus.com>
2700 * c-lex.c (yylex): Initialize warn.
2702 Wed Sep 15 18:35:38 1999 Jeffrey A Law (law@cygnus.com)
2704 * pa.c (emit_move_sequence): Properly set the mode of the scratch
2705 register when performing secondary reloads for the SAR register.
2707 Wed Sep 15 15:51:52 1999 Mark Mitchell <mark@codesourcery.com>
2709 * rtl.h (NOTE_BLOCK_NUMBER): Replace with ...
2710 (NOTE_BLOCK): New macro.
2711 (NOTE_BLOCK_LIVE_RANGE_BLOCK): Remove.
2712 * function.h (identify_blocks): Change prototype.
2713 * function.c (identify_blocks): Simplify.
2714 (reorder_blocks): Likewise.
2715 * ggc-common.c (ggc_mark_rtx): Mark the BLOCK associated with a
2716 NOTE_INSN_BLOCK_{BEG,END}.
2717 * haifa-sched.c (sched_analyze): Don't put NOTE_BLOCK_NUMBER on
2718 the list of saved notes if the note isn't a
2719 NOTE_INSN_BLOCK_{BEG,END}.
2720 (move_insn1): Use NOTE_EH_HANDLER in comment, rather than
2722 (reemit_notes): Adjust recreation of notes to reflect new saved
2724 * print-rtl.c (print_rtx): Print the address of the BLOCK when
2725 printing a block note.
2726 * stmt.c (block_vector): Remove.
2727 (find_loop_tree_blocks): Simplify.
2728 (unroll_block_trees): Likewise.
2729 * tree.h (reorder_block): Change prototype.
2731 Wed Sep 15 14:39:35 1999 Jason Merrill <jason@yorick.cygnus.com>
2733 * gbl-ctors.h: Lose HAVE_ATEXIT. Don't define ON_EXIT.
2734 * libgcc2.c: Lose obsolete defn of WEAK_ALIAS.
2735 (__bb_init_func, __bb_init_prg): Use atexit instead of ON_EXIT.
2736 (__do_global_dtors): Likewise. Don't mess with _exit_dummy_decl.
2737 (atexit, exit): Simplify.
2738 * tm.texi: Document NEED_ATEXIT and ON_EXIT. Remove HAVE_ATEXIT.
2739 * config/lots: Remove defns of HAVE_ATEXIT.
2741 Wed Sep 15 10:25:12 1999 Mark Mitchell <mark@codesourcery.com>
2743 * calls.c (precompute_arguments): Fix typo in comment.
2744 * expr.c (preexpand_calls): Don't preexpand the cleanup in a
2747 Wed Sep 15 09:59:59 1999 Mark Mitchell <mark@codesourcery.com>
2749 * dsp16xx.c (override_options): Fix typos in GC root registration.
2751 Wed Sep 15 15:23:28 1999 Philip Blundell <pb@nexus.co.uk>
2753 * config/arm/linux-elf.h (MAKE_DECL_ONE_ONLY): Copy definition
2755 (UNIQUE_SECTION_P, UNIQUE_SECTION): Likewise.
2756 (FUNCTION_PROFILER): Redefine appropriately for Linux.
2757 (CC1_SPEC): Likewise.
2759 Wed Sep 15 10:09:48 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2761 * genattr.c (main): Add extern prototype. Call return, not exit.
2762 * genattrtab.c (main): Likewise.
2763 * gencheck.c (main): Likewise.
2764 * gencodes.c (main): Likewise.
2765 * genconfig.c (main): Likewise.
2766 * genemit.c (main): Likewise.
2767 * genextract.c (main): Likewise.
2768 * genflags.c (main): Likewise.
2769 * gengenrtl.c (main): Likewise.
2770 * genopinit.c (main): Likewise.
2771 * genoutput.c (main): Likewise.
2772 * genpeep.c (main): Likewise.
2773 * genrecog.c (main): Likewise.
2775 * genattr.c (get_insn_name): Mark parameter with ATTRIBUTE_UNUSED.
2776 * genattrtab.c (get_insn_name): Likewise.
2777 * gencodes.c (get_insn_name): Likewise.
2778 * genconfig.c (get_insn_name): Likewise.
2779 * genemit.c (get_insn_name): Likewise.
2780 * genextract.c (get_insn_name): Likewise.
2781 * genflags.c (get_insn_name): Likewise.
2782 * genopinit.c (get_insn_name): Likewise.
2783 * genpeep.c (get_insn_name): Likewise.
2785 * gencheck.c (usage): Add static prototype.
2786 * genextract.c (print_path): Constify a char*.
2787 * genopinit.c (optabs): Likewise.
2788 * genoutput.c (operand_data, data, output_predicate_decls,
2789 compare_operands): Likewise.
2790 * genrecog.c (write_tree): Add default case in switch.
2792 Wed Sep 15 09:59:16 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2794 * rtl.h (get_insn_name, print_rtl_with_bb): Add prototypes.
2796 * print-rtl.c (get_insn_name): Remove prototype.
2798 * toplev.h (progname): Declare const.
2800 * toplev.c (init_decl_processing, init_obstacks, init_tree_codes,
2801 init_regs, init_optabs, init_stmt, init_reg_sets, dump_flow_info,
2802 dump_sched_info, dump_local_alloc, regset_release_memory,
2803 print_rtl, print_rtl_with_bb, rest_of_decl_compilation,
2804 error_with_file_and_line, error_with_decl, error_for_asm, error,
2805 fatal, warning_with_file_and_line, warning_with_decl, warning,
2806 pedwarn, pedwarn_with_decl, pedwarn_with_file_and_line, sorry):
2807 Remove redundant prototypes.
2809 (notice, check_lang_option, report_file_and_line, vnotice,
2810 mark_file_stack): Add static prototype.
2811 (set_fatal_function): Add prototype.
2812 (vnotice, report_file_and_line, set_fatal_function,
2813 check_lang_option): Constify a char*.
2814 (main): Prototype. Call return, not exit.
2816 Wed Sep 15 09:50:18 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2818 * aclocal.m4 (AC_GCC_C_LONG_DOUBLE): New macro.
2820 * configure.in (AC_GCC_C_LONG_DOUBLE): Call it.
2822 * gansidecl.h (HAVE_LONG_DOUBLE): Define if gcc for stage2.
2824 * ggc-simple.c (HAVE_LONG_DOUBLE): Test before using long double.
2826 Wed Sep 15 11:04:43 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2828 * function.c (assign_parms): Delete arg SECOND_TIME. Don't test it,
2829 behave as if it's zero in all cases.
2830 (expand_function_start): Adjust call to assign_parms.
2831 * tree.h (assign_parms): Adjust prototype.
2832 * objc/objc-act.c (hack_method_prototype): Adjust call to
2835 Tue Sep 14 21:47:06 1999 Jeffrey A Law (law@cygnus.com)
2837 * cse.c (FIXED_BASE_PLUS_P): Do not consider referneces to
2838 arg_pointer_rtx fixed if the argument pointer register is
2840 (NONZERO_BASE_PLUS_P): Likewise.
2842 Tue Sep 14 20:26:02 1999 Richard Henderson <rth@cygnus.com>
2844 * rtl.def (match_insn, match_insn2): Remove match_insn; rename
2845 match_insn2 to match_insn.
2846 * genrecog.c (add_to_sequence): Rename MATCH_INSN2.
2848 Tue Sep 14 20:10:29 1999 Richard Henderson <rth@cygnus.com>
2850 * Makefile.in (USER_H): Remove va-foo.h.
2852 * ginclude/{va-alpha.h,va-arc.h,va-c4x.h,va-clipper.h,va-h8300.h,
2853 va-i860.h,va-i960.h,va-m32r.h,va-m88k.h,va-mips.h,va-mn10200.h,
2854 va-mn10300.h,va-pa.h,va-ppc.h,va-pyr.h,va-sh.h,va-sparc.h,
2855 va-spur.h,va-v850.h}: Remove.
2857 Tue Sep 14 19:43:16 1999 Richard Henderson <rth@cygnus.com>
2859 * sparc/sparc.md (eligible_for_return_delay): New attribute.
2860 (in_return_delay): Use it instead of match_insn.
2862 Tue Sep 14 23:05:37 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
2864 * config/alpha/va_list.h (va-alpha.h): Do not include.
2865 (__gnuc_va_list): Typedef as in varargs.h.
2867 Tue Sep 14 18:14:03 1999 Richard Henderson <rth@cygnus.com>
2869 * ggc-common.c (ggc_mark_tree): Mark DECL_SOURCE_FILE and
2870 DECL_LIVE_RANGE_RTL.
2872 Tue Sep 14 16:47:08 1999 Mark Mitchell <mark@codesourcery.com>
2874 * except.c (expand_eh_region_start_for_decl): Use NOTE_EH_HANDLER,
2875 not NOTE_BLOCK_NUMBER.
2876 (expand_eh_region_end): Likewise.
2877 (find_exception_handler_labels): Likewise.
2878 (scan_region): Likewise.
2879 (exception_optimize): Likewise.
2880 (update_rethrow_references): Likewise.
2881 (set_insn_eh_region): Likewise.
2882 * final.c (final_scan_insn): Likewise.
2883 * flow.c (make_edges): Likewise.
2884 * integrate.c (expand_inline_function): Likewise.
2885 * print-rtl.c (print_rtx): Likewise.
2887 Tue Sep 14 16:30:16 1999 Richard Henderson <rth@cygnus.com>
2889 * ginclude/stdarg.h, ginclude/varargs.h: Implement in
2890 terms of builtin functions and types.
2892 * mips.c (mips_build_va_list): New.
2893 (mips_va_start, mips_va_arg): New.
2894 * mips.h (BUILD_VA_LIST_TYPE): New.
2895 (EXPAND_BUILTIN_VA_START, EXPAND_BUILTIN_VA_ARG): New.
2897 * sh.c (sh_builtin_saveregs): Use get_varargs_alias_set.
2898 (sh_build_va_list, sh_va_start, sh_va_arg): New.
2899 * sh.h (BUILD_VA_LIST_TYPE): New.
2900 (EXPAND_BUILTIN_VA_START, EXPAND_BUILTIN_VA_ARG): New.
2902 Tue Sep 14 16:20:24 1999 Richard Henderson <rth@cygnus.com>
2904 * recog.h (struct recog_data): Make dup_num, operand_address_p,
2905 n_operands, n_dups, n_alternatives `char' instead of `unsigned char'.
2906 (struct insn_data): Likewise with n_operands, n_dups,
2907 n_alternatives, output_format.
2908 * regclass.c (scan_one_insn): Cast n_operands to int before
2909 arithmetic inside comparison.
2911 Tue Sep 14 15:13:36 1999 Richard Henderson <rth@cygnus.com>
2913 * toplev.c (compile_function): Unconditionally emit nop.
2915 Tue Sep 14 14:41:47 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2917 * haifa-sched.c (actual_hazard): Move declaration of variable
2918 `this_cost' into the scope where it is used.
2920 Tue Sep 14 14:14:28 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2922 * c-pragma.c (handle_pragma_token): Wrap variables `name' and
2923 `value' in HANDLE_PRAGMA_WEAK. Wrap variable `align' in
2924 HANDLE_PRAGMA_PACK||HANDLE_PRAGMA_PACK_PUSH_POP.
2926 * genrecog.c (make_insn_sequence): Call memset, not bzero.
2928 * jump.c (find_insert_position): Don't declare or define unless
2929 !HAVE_conditional_arithmetic.
2930 (returnjump_p_1, delete_prior_computation): Add static prototypes.
2932 * mips-tdump.c (fatal, fancy_abort, main): Add extern prototypes.
2934 * recog.c (offsettable_address_p): Prototype function pointer.
2935 (preprocess_constraints): Call memset, not bzero.
2937 * tree.c (tree_node_kind_names): Constify a char*. Make static.
2938 (gcc_obstack_init): Don't declare.
2939 (fix_sizetype): Add static prototype.
2940 (gcc_obstack_init): Use prototype casts in call to _obstack_begin.
2941 (tree_cons): Call memset, not bzero.
2943 * varasm.c (remove_from_pending_weak_list): Wrap declaration and
2944 definition in macro ASM_WEAKEN_LABEL.
2945 (mark_const_hash_entry): Add static prototype.
2947 Tue Sep 14 12:22:50 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2949 * c-lex.c (handle_generic_pragma): Remove unused variable `c'.
2951 * unroll.c (find_common_reg_term, subtract_reg_term,
2952 loop_find_equiv_value): Add static prototypes.
2953 (unroll_loop): Wrap variable `prev' in macro HAVE_cc0.
2954 (copy_loop_body): Remove unreachable break statement.
2956 * sparc.c (sparc_va_arg): Remove unused variable `tmp'.
2958 * sparc.h (sparc_va_start, sparc_va_arg): Add extern prototypes.
2960 Tue Sep 14 15:28:00 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2962 Undo some changes from the gcc2 merge:
2963 * rtl.def (CONSTANT_P_RTX): Fix the comment for this rtx code.
2964 * emit-rtl.c (gen_rtx_REG): Don't test special reg rtx's for null
2968 Sat Oct 3 07:20:28 1998 Stephen L Moshier <moshier@world.std.com>
2969 * emit-rtl.c (gen_lowpart_common): Disable optimization of
2970 initialized float-int union if the value is a NaN.
2972 Tue Sep 14 04:03:44 1999 Mumit Khan <khan@xraylith.wisc.edu>
2974 * gthr-win32.h: New file.
2976 * i386/winnt.c (i386_pe_valid_decl_attribute_p): Recognize
2977 shared as a valid attribute.
2978 * i386/cygwin.h (ASM_OUTPUT_SECTION): Handle shared attribute.
2979 * extend.texi: Document `shared' variable attribute.
2981 Tue Sep 14 04:01:46 1999 Loren Rittle <ljrittle@acm.org>
2983 * configure.in: Handle --enable-threads on FreeBSD.
2984 * configure: Rebuit.
2986 Tue Sep 14 03:58:44 1999 Andreas Jaeger <aj@arthur.rhein-neckar.de>
2988 * configure.in: Add crtbeginS.o, crtendS.o for mips-linux; add
2990 * configure: Rebuilt.
2992 Tue Sep 14 03:47:23 1999 Joel Sherrill <joel@OARcorp.com>
2993 Charles-Antoine Gauthier <charles.gauthier@iit.nrc.ca>
2994 Rosimildo DaSilva <rdasilva@connecttel.com>
2996 * configure.in (m68k-*-rtemscoff*): Added.
2997 * configure.in (mips64orion-*-rtems*): Converted to ELF.
2998 * configure.in (sparc-*-rtemsaout*): Added as alias for old
2999 sparc-rtems configuration.
3000 * configure.in (sparc-*-rtemself*): Added.
3001 * configure.in (sparc-*-rtems*): Now ELF not a.out.
3002 * config/i386/rtems.h: Added comment.
3003 * config/sparc/rtemself.h: New file.
3005 * configure.in (m68k-rtemself): Added.
3006 * config/elfos.h: Added ifndef wrapper for DWARF2_DEBUGGING_INFO
3007 and DWARF_DEBUGGING_INFO.
3008 * config/m68k/crti.s: New file.
3009 * config/m68k/crtn.s: New file.
3010 * config/m68k/t-crtstuff: New file.
3011 * config/m68k/rtemself.h: New file.
3013 * configure.in (i[[34567]]86-*-rtemself*): Now uses crtstuff for
3014 global ctor/dtor and C++ exception handling.
3015 * config/i386/rtemself.h: Now uses crtstuff (crti.o + crtbegin.o)
3016 for STARTFILE_SPEC and crtstuff (crtend.o + crtn.o) for
3018 * config/i386/t-rtems-i386: New File.
3020 Tue Sep 14 09:47:41 1999 Andreas Schwab <schwab@suse.de>
3022 * stmt.c (expand_end_case): Return right away if the case stack is
3025 Tue Sep 14 01:47:19 1999 Jeffrey A Law (law@cygnus.com)
3027 * Makefile.in (version.c): Remove rule incorrectly brought in from
3030 Tue Sep 14 01:42:27 1999 Marc Espie <espie@cvs.openbsd.org>
3032 * Makefile.in: Prepend $(SHELL) to move-if-change calls.
3033 * msdos/top.sed: Take into account a prepended $(SHELL) to
3035 * winnt/config-nt.sed: Likewise. Kill bogus substitution.
3037 * objc/Make-lang.in: Prepend $(SHELL) to move-if-change calls.
3039 Tue Sep 14 01:38:52 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
3041 * regmove.c (fixup_match_1): Don't change an unchanging register.
3042 (stable_but_for_p): Renamed to:
3043 (stable_and_no_regs_but_for_p). Reject unchanging registers too.
3044 Changed all callers.
3046 Tue Sep 14 01:33:15 1999 Andreas Schwab <schwab@suse.de>
3048 * loop.c (strength_reduce): Don't call reg_used_between_p if the
3049 insn from BL2 is after the insn from BL.
3051 Mon Sep 13 21:06:01 1999 Richard Henderson <rth@cygnus.com>
3053 * recog.h (INSN_OUTPUT_FORMAT_*): New.
3054 (struct insn_data): Merge `template' and `outfun' into `output'.
3055 Add `output_format'.
3056 * genoutput.c (INSN_OUTPUT_FORMAT_*): New.
3057 (struct data): Remove `outfun'; add `output_format'.
3058 (name_for_index): Remove declaration.
3059 (output_insn_data): Handle output formats.
3060 (process_template): Emit the bare array for @.
3061 (gen_expand, gen_split): Set output_format to NONE.
3062 * output.h (get_insn_template): Declare.
3063 * final.c (get_insn_template): New.
3064 (final_scan_insn): Use it.
3065 * toplev.c (compile_file): Likewise.
3067 * c4x/c4x.c (c4x_process_after_reload): Likewise.
3068 * i860/i860.c (output_delayed_branch): Likewise.
3069 (output_delay_insn): Likewise.
3071 1999-09-13 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
3073 * rtl.c (obstack_alloc_rtx): Removed.
3075 1999-09-13 17:03 -0700 Zack Weinberg <zack@bitmover.com>
3077 * config/gmicro/gmicro.md: Disable move DF->DI anonymous pattern.
3079 Mon Sep 13 15:21:46 1999 Richard Henderson <rth@cygnus.com>
3081 * i386.c (call_insn_operand): Reject const_int.
3082 (expander_call_insn_operand): Use call_insn_operand.
3084 Mon Sep 13 17:44:28 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3086 * gcc.c (getrusage): Wrap prototype arguments in PROTO().
3088 1999-09-13 12:18 -0700 Zack Weinberg <zack@bitmover.com>
3090 * config/i370/i370.md (mulsi, divsi, modsi anonymous insns):
3091 Use DImode operation.
3093 1999-09-13 12:13 -0700 Zack Weinberg <zack@bitmover.com>
3095 * gcc.c: Include sys/resource.h.
3096 (report_times): New flag.
3097 (execute): If report_times is set, calculate and report the
3098 CPU time consumed by each subprocess.
3100 (rus, prus): New globals.
3101 (option_map): Add --time.
3102 (display_help): Document -time.
3103 (process_command): Set report_times if -time is given.
3104 Turn off -pipe if -time is given.
3106 * invoke.texi: Document new option -time.
3108 * configure.in: Check for getrusage. Check if we have to
3109 prototype getrusage.
3110 * acconfig.h: Add NEED_DECLARATION_GETRUSAGE.
3111 * configure: Regenerate.
3112 * config.in: Regenerate.
3114 Mon Sep 13 12:57:06 1999 Dave Brolley <brolley@cygnus.com>
3116 * cppinit.c (append_include_chain): Initialize 'next' and 'alloc'
3119 Mon Sep 13 10:01:33 1999 Nick Clifton <nickc@cygnus.com>
3121 * config/fp-bit.c: Define L_thenan_sf or L_thenan_df (as
3122 appropriate) if FINE_GRAINED_LIBRARIES is not defined.
3123 (nan): Return _thenan_sf or _thenan_df as appropriate.
3124 (L_thenan_sf): Define _thenan_sf.
3125 (L_thenan_df): Define _thenan_df.
3127 * Makefile.in (FPBIT_FUNCS): Add _thenan_sf.
3128 (DPBIT_FUNCS): Add _thenan_df.
3130 Mon Sep 13 09:38:53 1999 Andreas Schwab <schwab@suse.de>
3132 * tree.c (fix_sizetype): Exchange the types for TYPE_SIZE and
3135 Sun Sep 12 23:28:20 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3137 * Makefile.in (gcc.o, gccspec.o, cppspec.o): Depend on gcc.h.
3140 (lang_specific_driver): Don't take a function pointer parameter.
3141 All callers changed.
3143 * gcc.c: Include gcc.h.
3144 (do_spec, fancy_abort,lang_specific_driver,lang_specific_pre_link,
3145 lang_specific_extra_outfiles, fatal): Don't declare.
3146 (multilib_defaults_raw): Constify.
3147 (read_specs): Call memset, rather than bzero.
3148 (main): Call return, not exit.
3149 (lookup_compiler): Call memcpy, not bcopy.
3150 (fatal): Make extern.
3152 * cppspec.c: Include gcc.h.
3153 (lang_specific_driver): Initialize variable `quote'. Constify a
3154 char*. All calls to the function pointer parameter now
3155 explicitly call `fatal'.
3157 * gccspec.c (lang_specific_driver): Include gcc.h.
3159 Sun Sep 12 19:52:10 1999 Richard Earnshaw <rearnsha@arm.com>
3161 * arm.c (note_invalid_constants): Use recog_data.operand_type
3164 Sun Sep 12 15:53:20 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3166 * tree.h (build_common_tree_nodes, build_common_tree_nodes_2):
3169 * reload.h (reload_in, reload_out, reload_in_reg, reload_out_reg,
3170 reload_reg_class, reload_inmode, reload_outmode, reload_optional,
3171 reload_nongroup, reload_inc, reload_opnum, reload_secondary_p,
3172 reload_secondary_in_reload, reload_secondary_out_reload,
3173 reload_secondary_in_icode, reload_secondary_out_icode,
3174 reload_reg_rtx, reload_when_needed): Delete declarations.
3175 (struct reload): New structure.
3176 (rld): Declare new array.
3177 * reload.c (reload_in, reload_out, reload_in_reg, reload_out_reg,
3178 reload_reg_class, reload_inmode, reload_outmode, reload_optional,
3179 reload_nongroup, reload_inc, reload_opnum, reload_secondary_p,
3180 reload_secondary_in_reload, reload_secondary_out_reload,
3181 reload_secondary_in_icode, reload_secondary_out_icode,
3182 reload_reg_rtx, reload_when_needed): Delete definitions.
3184 (whole file): Replace uses of the deleted arrays with uses of rld.
3185 * reload1.c (whole file): Replace uses of the deleted arrays with
3187 (choose_reload_regs): Copy in/out of save_reload_reg_rtx with
3188 explicit loops, not with bcopy.
3190 Sun Sep 12 05:00:24 1999 Richard Henderson <rth@cygnus.com>
3192 * recog.h (insn_template, insn_outfun, insn_n_operands, insn_n_dups,
3193 insn_n_alternatives, insn_operand_constraint, insn_operand_address_p,
3194 insn_operand_mode, insn_operand_strict_low, insn_operand_predicate,
3195 insn_name): Delete and consolidate into new structures.
3196 (insn_operand_predicate_fn): New.
3197 (insn_output_fn): New.
3199 (struct insn_operand_data): New.
3200 (struct insn_data): New.
3202 (OUT_FCN): Update for insn_data change.
3203 * builtins.c (expand_builtin_strlen): Likewise.
3204 (expand_builtin_memcmp): Likewise.
3205 * combine.c (make_extraction, simplify_comparison): Likewise.
3206 * cse.c (canon_reg, cse_insn): Likewise.
3207 * explow.c (allocate_dynamic_stack_space, probe_stack_range): Likewise.
3208 * expmed.c (store_bit_field, extract_bit_field): Likewise.
3209 (emit_store_flag): Likewise.
3210 * expr.c (convert_move, emit_block_move): Likewise.
3211 (clear_storage, emit_push_insn, expand_increment): Likewise.
3212 (do_store_flag): Likewise.
3213 * expr.h (GEN_FCN): Likewise.
3214 (insn_gen_function): Die.
3215 * final.c (final_scan_insn): Update for insn_data change.
3216 (output_asm_name): Likewise.
3217 * function.c (fixup_var_refs_1): Likewise.
3218 * loop.c (check_dbra_loop): Likewise.
3219 * optabs.c (expand_binop, expand_twoval_binop): Likewise.
3220 (expand_unop, expand_complex_abs, emit_unop_insn): Likewise.
3221 (prepare_cmp_insn, prepare_operand, emit_indirect_jump): Likewise.
3222 (emit_conditional_move, gen_add2_insn, gen_sub2_insn): Likewise.
3223 * recog.c (validate_replace_rtx_1, extract_insn): Likewise.
3224 * regmove.c (gen_add3_insn): Likewise.
3225 * reload.c (push_secondary_reload, combine_reloads): Likewise.
3226 (find_reloads, find_reloads_address_1): Likewise.
3227 (debug_reload_to_stream): Likewise.
3228 * reload1.c (emit_reload_insns, gen_reload): Likewise.
3229 * stmt.c (expand_end_case): Likewise.
3230 * toplev.c (compile_file): Likewise.
3232 * c4x/c4x.c (c4x_process_after_reload): Likewise.
3233 * i860/i860.c (output_delayed_branch, output_delay_insn): Likewise.
3235 * print-rtl.c (insn_name_ptr): Remove declaration.
3236 (get_insn_name): Declare.
3237 (print_rtx): Use it.
3238 * genoutput.c (insn_name_ptr): Remove.
3239 (next_operand_number): New.
3240 (struct operand_data): New.
3241 (null_operand, odata, odata_end): New.
3242 (struct data): Use struct operand_data.
3243 (idata, idata_end): Renamed from insn_data and end_of_insn_data.
3244 (get_insn_name): Renamed from name_for_index.
3245 (output_prologue): Define NO_MD_PROTOTYPES.
3246 (output_predicate_decls): Break out from output_epilogue.
3247 Iterate over the operands list.
3248 (output_operand_data): Break out from output_epilogue. Emit
3249 just the operands list.
3250 (output_insn_data): Break out from output_epilogue. Emit just
3252 (output_epilogue): Remove.
3253 (output_get_insn_name): New.
3254 (constraints, op_n_alternatives, predicates, address_p): Die.
3255 (modes, strict_low, seen): Die.
3256 (scan_operands): Take new param `d' instead of writing to
3257 seven global variables.
3258 (compare_operands): New.
3259 (place_operands): New.
3260 (validate_insn_alternatives): Update for struct data change.
3261 (gen_insn): Don't zero or copy 7 global arrays. Update for
3262 scan_operands; call place_operands.
3263 (gen_peephole, gen_expand, gen_split): Likewise.
3264 (main): Update for new output routines.
3266 * genattr.c (insn_name_ptr): Remove.
3267 (get_insn_name): New function.
3268 * genattrtab.c, gencodes.c, genconfig.c, genemit.c: Likewise.
3269 * genextract.c, genflags.c, genopinit.c, genpeep.c: Likewise.
3270 * genrecog.c: Likewise.
3272 * alpha.md (adddi3): Make `pattern' array static.
3274 Sun Sep 12 22:05:21 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
3276 * config/c4x/c4x.h (c4x_rpts_cycles_string,
3277 c4x_cpu_version_string): Constify char *.
3278 * config/c4x/c4x.c (c4x_rpts_cycles_string,
3279 c4x_cpu_version_string): Likewise.
3281 Sat Sep 11 23:28:33 1999 Richard Henderson <rth@cygnus.com>
3283 * tree.c (save_tree_status): Revert 10 Sep change.
3284 (restore_tree_status): Likewise. Call obstack_free with NULL
3285 before freeing the obstack proper.
3287 Sat Sep 11 23:23:46 1999 Richard Henderson <rth@cygnus.com>
3289 * cse.c (cse_main): If gc'ing, collect around cse_basic_block.
3291 * ggc-simple.c (ggc_pop_context): Fold outstanding bytes into
3292 surrounding context.
3294 Sat Sep 11 19:52:43 1999 Mark Mitchell <mark@codesourcery.com>
3296 * tree.c (type_hash_canon): Put all types in the hash-table, when
3299 Sat Sep 11 18:37:04 1999 Richard Henderson <rth@cygnus.com>
3301 * recog.h (struct recog_data, recog_data): New.
3302 (recog_foo variables): Kill.
3303 * recog.c (recog_operand, recog_operand_loc): Kill.
3304 (recog_dup_loc, recog_dup_num, recog_n_operands): Kill.
3305 (recog_n_dups, recog_n_alternatives, recog_operand_mode): Kill.
3306 (recog_constraints, recog_op_type, recog_operand_address_p): Kill.
3307 (recog_data): Define.
3308 (extract_insn): Update all recog_foo references to use recog_data.
3309 (preprocess_constraints, constrain_operands): Likewise.
3310 * final.c (final_scan_insn, cleanup_subreg_operands): Likewise.
3311 * genattrtab.c (main): Likewise.
3312 * genextract.c (main): Likewise.
3313 * genoutput.c: Likewise.
3314 * genrecog.c (write_subroutine, main): Likewise.
3315 * local-alloc.c (block_alloc): Likewise.
3316 * reg-stack.c (record_asm_reg_life, subst_asm_stack_regs): Likewise.
3317 * regclass.c (scan_one_insn, record_reg_classes): Likewise.
3318 * regmove.c (regmove_optimize, find_matches, fixup_match_1): Likewise.
3319 * reload.c (find_reloads, find_reloads_toplev): Likewise.
3320 * reload1.c (maybe_fix_stack_asms, eliminate_regs_in_insn): Likewise.
3321 (reload_cse_simplify_operands): Likewise.
3323 * arc/arc.c (arc_final_prescan_insn): Likewise.
3324 * arm/arm.c (note_invalid_constants, arm_final_prescan_insn): Likewise.
3325 * h8300/h8300.c (notice_update_cc): Likewise.
3326 * i386/i386.c (ix86_attr_length_default, ix86_agi_dependant): Likewise.
3327 * i860/i860.c (output_delayed_branch, output_delay_insn): Likewise.
3328 * mn10200/mn10200.c (notice_update_cc): Likewise.
3329 * mn10300/mn10300.c (notice_update_cc): Likewise.
3330 * romp/romp.c (update_cc): Likewise.
3331 * sparc/sparc.c (check_pic): Likewise.
3332 * v850/v850.c (notice_update_cc): Likewise.
3334 * genemit.c (main): Don't declare recog_operand.
3336 Sat Sep 11 12:41:55 1999 Alex Samuel <samuel@codesourcery.com>
3338 * ggc.h (rtvec_def): Forward declare.
3339 (tree_node): Likewise.
3342 (ggc_set_mark_rtx): Add prototype.
3343 (ggc_set_mark_rtvec): Likewise.
3344 (ggc_set_mark_tree): Likewise.
3345 * ggc-simple.c (ggc_root): Don't define.
3346 (roots): Don't declare.
3347 (ggc_mark_rtx): Remove.
3348 (ggc_mark_rtvec): Likewise.
3349 (ggc_mark_tree): Likewise.
3350 (ggc_mark_varray): Likewise.
3351 (ggc_mark_tree_hash_table_entry): Likewise.
3352 (ggc_mark_tree_hash_table): Likewise.
3353 (ggc_set_mart_rtx): New function.
3354 (ggc_set_mark_rtvec): Likewise.
3355 (ggc_set_mark_tree): Likewise.
3356 (ggc_add_root): Remove.
3357 (ggc_add_rtx_root): Likewise.
3358 (ggc_remove_tree_root): Likewise.
3359 (ggc_add_string_root): Likewise.
3360 (ggc_add_tree_varray_root): Likewise.
3361 (ggc_add_tree_hash_table_root): Likewise.
3362 (ggc_del_root): Likewise.
3363 (ggc_mark_rtx_ptr): Likewise.
3364 (ggc_mark_tree_ptr): Likewise.
3365 (ggc_mark_string_ptr): Likewise.
3366 (ggc_mark_tree_varray_ptr): Likewise.
3367 (ggc_mark_tree_hash_table_ptr): Likewise.
3368 * ggc-common.c: New file.
3369 * Makefile.in (OBJS): Add ggc-common.o.
3370 (ggc-common.o): List dependencies.
3372 1999-09-10 22:37 -0700 Zack Weinberg <zack@bitmover.com>
3374 * cppalloc.c (xstrdup): Use memcpy.
3375 * cpperror.c (cpp_print_containing_files): Don't use
3377 * cpplib.c (conditional_skip): Set temp->lineno.
3378 (do_endif): Make error message less obscure.
3379 (if_directive_name): New function.
3380 (cpp_get_token [case EOF]): Unwind the if stack and generate
3381 error messages for each unterminated conditional in this file.
3382 (parse_string): Do not behave differently if -traditional.
3384 Fri Sep 10 14:04:07 1999 Richard Henderson <rth@cygnus.com>
3386 * builtins.c (expand_builtin_va_arg): Cope with an array-type
3387 va_list decomposing to pointer-type.
3388 * rs6000.c (rs6000_va_start) Unwrap the ARRAY_TYPE to get at fields.
3389 (rs6000_va_arg): Likewise.
3391 Fri Sep 10 13:21:21 1999 Jim Wilson <wilson@cygnus.com>
3393 * except.c (start_dynamic_handler): Compute size using
3394 STACK_SAVEAREA_MODE.
3396 Fri Sep 10 16:01:23 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3398 * protoize.c: Remove various __STDC__ and POSIX hacks. Don't
3399 include directory headers. Don't define strrchr. Don't provide
3400 my_* replacement functions. Prefer PTR over `pointer_type'.
3401 Don't prototype system functions. Don't redefine getopt.
3403 (shortpath, fancy_abort, notice, savestring, dupnstr, substr,
3404 safe_read, safe_write, save_pointers, restore_pointers,
3405 is_id_char, in_system_include_dir, directory_specified_p,
3406 file_excluded_p, unexpand_if_needed, abspath, check_aux_info,
3407 find_corresponding_lparen, referenced_file_is_newer,
3408 save_def_or_dec, munge_compile_params, gen_aux_info_file,
3409 process_aux_info_file, identify_lineno, check_source,
3410 seek_to_line, forward_to_next_token_char, output_bytes,
3411 output_string, output_up_to, other_variable_style_function,
3412 find_rightmost_formals_list, do_cleaning, careful_find_l_paren,
3413 do_processing, is_syscalls_file, rename_c_file, find_extern_def,
3414 find_static_definition, connect_defs_and_decs, add_local_decl,
3415 add_global_decls, needs_to_be_converted, visit_each_hash_node,
3416 add_symbol, lookup, free_def_dec, find_file, reverse_def_dec_list,
3417 edit_fn_declaration, edit_formals_lists, edit_fn_definition,
3418 scan_for_missed_items, edit_file, string_list_cons): Add static
3420 (standard_exec_prefix, target_machine, target_version,
3421 default_syscalls_dir, string_list, string_list_cons, find_file,
3422 do_cleaning): Constify a char*.
3423 (safe_read, safe_write): Use PTR, not a char*.
3424 (is_id_char): Take an int, not a char.
3425 (main): Add prototype. Call return, not exit.
3427 Fri Sep 10 16:48:26 1999 Andrew Haley <aph@cygnus.com>
3429 * tree.c (type_hash_lookup): Check for equal TYPE_ALIGN fields
3430 when comparing types.
3432 Fri Sep 10 08:43:32 1999 Richard Henderson <rth@cygnus.com>
3434 * loop.c (basic_induction_var): Typo NULL_RTX -> NULL.
3435 (strength_reduce): Release the varrays from the no-bivs early exit.
3437 * reload1.c (order_regs_for_reload): Init hard_reg_n_uses before
3438 the loop over the registers.
3440 * tree.c (save_tree_status): Set maybepermanent_firstobj NULL
3442 (restore_tree_status): Check that instead when freeing the obstack.
3444 Wed Sep 8 16:12:04 1999 Andrew Haley <aph@cygnus.com>
3446 * alias.c (rtx_equal_for_memref_p): Allow CONST_DOUBLEs to be used
3449 Fri Sep 10 11:58:55 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3451 * i386.md (ashlqi3): For NON_QI_REG_P regs, use sall. Fix some
3452 operand size modifiers.
3454 Fri Sep 10 10:32:32 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3456 * c-common.c (c_common_nodes_and_builtins): Don't build
3458 * c-common.h (enum c_tree_index and related accesor macros): Remove
3459 everything now declared in tree.h.
3460 * c-decl.c (CHAR_TYPE_SIZE, SHORT_TYPE_SIZE, INT_TYPE_SIZE,
3461 LONG_TYPE_SIZE, LONG_LONG_TYPE_SIZE, WCHAR_UNSIGNED, FLOAT_TYPE_SIZE,
3462 DOUBLE_TYPE_SIZE, LONG_DOUBLE_TYPE_SIZE): Don't provide defaults.
3463 (error_mark_node, void_type_node, char_type_node, integer_type_node,
3464 unsigned_type_node, ptr_type_node, va_list_type_node,
3465 integer_zero_node, null_pointer_node, integer_one_node): Delete.
3466 (init_decl_processing): Call build_common_tree_nodes and
3467 build_common_tree_nodes_2 instead of building their nodes here.
3468 Don't add roots for these nodes.
3469 * stor-layout.c (size_zero_node, size_one_node): Delete.
3470 (set_sizetype): Make a new node for bitsizetype each time.
3471 * tree.c (global_trees): New variable.
3472 (init_obstacks): Add a gc root for it.
3473 (CHAR_TYPE_SIZE, SHORT_TYPE_SIZE, INT_TYPE_SIZE,
3474 LONG_TYPE_SIZE, LONG_LONG_TYPE_SIZE, FLOAT_TYPE_SIZE,
3475 DOUBLE_TYPE_SIZE, LONG_DOUBLE_TYPE_SIZE): Provide defaults.
3476 (build_common_tree_nodes): New function.
3477 (fix_sizetype): New function.
3478 (build_common_tree_nodes_2): New function.
3479 * tree.h (enum tree_index): New.
3480 (global_trees): Declare.
3481 Add accessor macros for all nodes now moved to global_trees.
3482 Delete their declarations.
3484 Thu Sep 9 20:15:46 1999 Richard Henderson <rth@cygnus.com>
3486 * c-decl.c (finish_function): When processing a nested function,
3487 push and pop GC context around rest_of_compilation.
3489 Thu Sep 9 16:42:06 1999 Richard Henderson <rth@cygnus.com>
3491 * i386.c (override_options): Remove ppro, pentium2, and p2 as aliases.
3492 Default ix86_arch to PROCESSOR_I386.
3493 * i386.h (CC1_CPU_SPEC): Don't add -march=foo. Remove -mno-foo.
3494 (CPP_486_SPEC, CPP_586_SPEC, CPP_686_SPEC): Delete.
3495 (CPP_CPU_DEFAULT_SPEC): Define to __tune_foo__.
3496 (CC1_CPU_SPEC): Make -march=foo define __foo__, and provide
3497 __tune_foo__ if no -mcpu. Make -mcpu=bar define __tune_bar__.
3498 (EXTRA_SPECS): Remove deleted specs.
3500 Thu Sep 9 16:03:06 1999 Richard Henderson <rth@cygnus.com>
3502 * function.c (assign_stack_local_1): Allocate from
3503 function->x_frame_offset, not frame_offset.
3505 Thu Sep 9 14:36:31 1999 Mark Mitchell <mark@codesourcery.com>
3507 * ggc.h (lang_cleanup_tree): Remove.
3508 * gcc-simple.c (ggc_free_tree): Don't call lang_cleanup_tree.
3509 * ggc-callbacks.c (lang_cleanup_tree): Remove.
3511 * c-decl.c (finish_struct): Use ggc_alloc to allocate
3512 TYPE_LANG_SPECIFIC when garbage collecting.
3513 (lang_mark_tree): Mark TYPE_LANG_SPECIFIC.
3514 (lang_cleanup_tree): Remove.
3516 Thu Sep 9 14:23:02 1999 Jason Merrill <jason@yorick.cygnus.com>
3518 * defaults.h (EH_FRAME_SECTION, EH_FRAME_SECTION_ASM_OP): Define here.
3519 * crtstuff.c: Not here.
3520 * dwarf2out.c: Or here.
3521 * libgcc2.c (__do_global_ctors, __do_global_dtors): Handle EH frame
3524 Thu Sep 9 09:40:58 1999 Mark Mitchell <mark@codesourcery.com>
3526 * function.h (free_after_compilation): Remove decl parameter.
3527 (free_varasm_status0: Likewise.
3528 (free_emit_status): Likewise.
3529 (free_stmt_status): Likewise.
3530 (free_after_compilation): Likewise.
3531 (init_lang_status): New variable.
3532 (free_lang_status): Likewise.
3533 * emit-rtl.c (free_emit_status): Make decl parameter implicit.
3534 * function.c (init_lang_status): New variable.
3535 (free_lang_status): Likewise.
3536 (push_function_context_to): Don't set function::decl here.
3537 (free_after_copmilation): Make decl parameter implicit. Call
3538 free_lang_status if defined.
3539 (prepare_function_start): Call init_lang_status if defined.
3540 (init_function_start): Set function::decl here.
3541 * profile.c (output_func_start_profiler): Don't call pushdecl
3542 until we've actually started the function.
3543 * stmt.c (free_stmt_status): Make decl parameter implicit.
3544 * toplev.c (rest_of_compilation): Don't pass decl to
3545 free_after_compilation.
3546 * varasm.c (free_varasm_status): Likewise.
3548 Thu Sep 9 17:23:19 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3550 * except.c (call_get_eh_context): Add root when allocating static
3553 Thu Sep 9 15:24:59 BST 1999 Richard Earnshaw <rearnsha@arm.com>
3555 * arm.c: Include "ggc.h".
3556 (arm_add_gc_roots): New function.
3557 (arm_override_options): Call it.
3558 (aof_pic_entry): Add a GC root for aof_pic_label when it's allocated.
3560 * arm.md (define_asm_attributes): Add a pool_range attribute.
3562 Thu Sep 9 12:32:57 BST 1999 Nathan Sidwell <nathan@acm.org>
3564 * extend.texi (Volatiles): New node.
3566 Thu Sep 9 03:37:31 1999 Richard Henderson <rth@cygnus.com>
3568 * ggc-simple.c (IS_MARKED, IGNORE_MARK): New.
3569 (GGC_ANY_MAGIC, GGC_ANY_MAGIC_MARK): New.
3570 (struct ggc_any): Replace `mark' with `magic_mark'.
3571 (ggc_alloc_string): Use memcpy, not bcopy.
3572 (ggc_alloc_any): Set magic_mark. Update bytes_alloced_since_gc.
3573 (ggc_free_{rtx,rtvec,tree,string}): Mark inline.
3574 (ggc_free_any): New.
3575 (ggc_mark_string): Use IGNORE_MARK. Calc back to struct gcc_string.
3576 (ggc_mark): Use IGNORE_MARK. Abort if magic doesn't match.
3577 (ggc_collect): Re-enable collection avoidance. Use GGC_ANY_MARK.
3578 Use IS_MARKED. Use ggc_free_any.
3580 1999-09-09 Scott Bambrough <scottb@netwinder.org>
3582 * config/arm/linux-elf.h: define NO_IMPLICIT_EXTERN_C
3584 Thu Sep 9 01:55:21 1999 Richard Henderson <rth@cygnus.com>
3586 * toplev.c (main): Always init_ggc.
3588 Wed Sep 8 23:53:22 1999 Richard Henderson <rth@cygnus.com>
3590 * except.c (find_all_handler_type_matches): Free the list if
3591 we found no matches.
3593 * combine.c (SUBST): Break out to a real function do_SUBST.
3594 (SUBST_INT): Likewise.
3595 * gcse.c (free_pre_mem): Free `temp_bitmap'.
3596 (pre_insert): Free `inserted'.
3597 * loop.c (basic_induction_var): Always set `location'.
3599 * function.c (expand_function_end): Add initial_trampoline as a root.
3600 * rtl.h (init_varasm_once): Declare.
3601 * toplev.c (compile_file): Call it.
3602 * ggc-simple.c (ggc_mark_string_ptr): New.
3603 (ggc_add_string_root): New.
3604 (ggc_collect): Disable collection avoidance temporarily.
3605 * ggc.h (ggc_add_string_root): Declare.
3606 * except.c (create_rethrow_ref): Use ggc_alloc_string.
3607 * optabs.c (init_libfuncs): Likewise.
3608 * varasm.c (named_section): Use ggc_alloc_string.
3609 (make_function_rtl): Likewise.
3610 (make_decl_rtl): Likewise.
3611 (assemble_static_space): Likewise.
3612 (assemble_trampoline_template): Likewise.
3613 (output_constant_def): Likewise.
3614 (force_const_mem): Likewise.
3615 (mark_const_hash_entry): New.
3616 (mark_pool_sym_hash_table): New.
3617 (mark_varasm_state): Use it.
3618 (init_varasm_once): New.
3620 * expr.h (init_one_libfunc): Declare.
3621 * optabs.c (init_one_libfunc): New.
3622 (init_optabs): Use it.
3623 * config/gofast.h: Likewise.
3624 * config/sparc/sol2.h (INIT_SUBTARGET_OPTABS): Likewise.
3625 * config/sparc/sparc.h (INIT_TARGET_OPTABS): Likewise.
3627 Thu Sep 9 13:46:06 1999 Geoffrey Keating <geoffk@cygnus.com>
3629 * Makefile.in (cppexp.o): Depend on cpphash.h.
3630 * cppexp.c (cpp_lex): Handle `defined (xxx)' for poisoned xxx.
3632 * cpphash.c (special_symbol): Handle plain `xxx' for poisoned xxx.
3633 * cpplib.c (do_define): Generalise to handle poisoned definitions,
3634 redefining poisoned identifiers, etc.
3635 (do_undef): Don't allow poisoned identifiers to be undefined.
3636 (do_pragma): Add #pragma poison.
3637 (do_xifdef): Handle `#ifdef xxx' for poisoned xxx.
3639 * cccp.c: Add T_POISON node type.
3640 (special_symbol): Handle `defined(xxx)' and plain `xxx' for
3642 (do_define): Generalise to handle poisoned definitions,
3643 redefining poisoned identifiers, etc.
3644 (do_undef): Don't allow poisoned identifiers to be undefined.
3645 (do_pragma): Add #pragma poison.
3646 (do_xifdef): Handle `#ifdef xxx' for poisoned xxx.
3648 * c-pragma.c (handle_pragma_token): Ignore #pragma poison.
3649 * c-pragma.h: Add ps_poison state. We now always have generic
3652 Wed Sep 8 20:30:42 1999 Mark Mitchell <mark@codesourcery.com>
3654 * ggc.h (ggc_alloc): New function.
3655 (ggc_mark): Likewise.
3656 * ggc-simple.c (ggc_any): New structure.
3657 (ggc_status): Add anys.
3658 (n_anys_collected): New variable.
3659 (ggc_alloc): Define.
3660 (ggc_mark): Likewise.
3661 (ggc_collect): Collect the anys.
3663 Wed Sep 8 20:15:14 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3665 * c-decl.c (mark_binding_level): Make static to match prototype.
3667 Wed Sep 8 16:41:27 1999 Richard Henderson <rth@cygnus.com>
3669 * flow.c (new_insn_dead_notes): Don't early out for preexisting regs.
3671 Wed Sep 8 16:07:52 1999 Richard Henderson <rth@cygnus.com>
3673 * gengenrtl.c (CONST_DOUBLE_FORMAT): Take the size REAL_ARITHMETIC
3674 will use into account. Expand the max width to 5.
3677 Wed Sep 8 16:01:14 1999 Richard Henderson <rth@cygnus.com>
3679 * ggc-simple.c (ggc_free_rtx): Poison the correct amount
3682 Wed Sep 8 15:23:54 1999 Richard Henderson <rth@cygnus.com>
3684 * alpha.md (call value patterns): Remove the result predicates.
3686 Wed Sep 8 13:35:38 1999 Richard Henderson <rth@cygnus.com>
3688 * Makefile.in (stmp-fixinc): Remove extraneous exit 1 from
3691 Wed Sep 8 15:32:16 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3693 * system.h (sbrk, malloc, calloc, realloc): Backup prototypes
3694 changed from extern char *, to extern PTR. Also fix typo in
3695 NEED_DECLARATION_REALLOC test.
3697 * mips-tdump.c (malloc, calloc, realloc): Don't prototype.
3699 Wed Sep 8 11:40:47 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3701 * gansidecl.h (__attribute__, ATTRIBUTE_UNUSED_LABEL,
3702 ATTRIBUTE_UNUSED, ATTRIBUTE_NORETURN, ATTRIBUTE_PRINTF,
3703 ATTRIBUTE_PRINTF_1, ATTRIBUTE_PRINTF_2, ATTRIBUTE_PRINTF_3,
3704 ATTRIBUTE_PRINTF_4, ATTRIBUTE_PRINTF_5, GENERIC_PTR): Delete.
3706 * c-decl.c (field_decl_cmp): Use PTR instead of GENERIC_PTR.
3708 * cccp.c (pcfinclude): Likewise.
3710 * global.c (allocno_compare): Likewise.
3712 * haifa-sched.c (rank_for_schedule): Likewise.
3714 * local-alloc.c (qty_sugg_compare_1, qty_compare_1): Likewise.
3716 * reload1.c (hard_reg_use_compare, reload_reg_class_lower): Likewise.
3718 * stupid.c (stupid_reg_compare): Likewise.
3720 * tree.c (_obstack_allocated_p): Likewise.
3722 * varray.h (varray_data_tag, VARRAY_GENERIC_PTR_INIT): Likewise.
3724 1999-09-08 Bruce Korb autogen@linuxbox.com
3726 * gcc/ch/Makefile.in: Give the hapless gperf user a hint about
3727 why "gperf -F" fails.
3728 * gcc/cp/Makefile.in: ditto
3729 * gcc/Makefile.in: ditto
3730 * gcc/java/Makefile.in: ditto
3732 Wed Sep 8 04:43:22 1999 Richard Henderson <rth@cygnus.com>
3734 * lists.c: Include ggc.h.
3736 (init_EXPR_INSN_LIST_cache): Install it.
3738 * ggc-simple.c (init_ggc): Absorb the old init.
3739 (ggc_push_context): Use xcalloc.
3740 (ggc_alloc_rtx, ggc_alloc_rtvec, ggc_alloc_tree): Likewise.
3741 (ggc_collect): Add [rvts] tags to the collection stats.
3743 Wed Sep 8 11:14:25 1999 Andreas Schwab <schwab@suse.de>
3745 * cccp.c (main): Fix handling of -include and -imacros options.
3747 Wed Sep 8 02:23:08 1999 Jeffrey A Law (law@cygnus.com)
3749 * cpplib.c (cpp_push_buffer): Fix order of arguments.
3751 Wed Sep 8 04:44:09 1999 Alexandre Oliva <oliva@dcc.unicamp.br>
3753 * rtl.h (obstack_alloc_rtx): Removed, it's now static in
3756 Wed Sep 8 00:33:43 1999 Alasdair Baird <alasdair@wildcat.demon.co.uk>
3758 * flow.c (insn_dead_p): Use XEXP rather than SUBREG_REG.
3759 * haifa-sched.c (sched_analyze_1): Use XEXP rather than SUBREG_REG
3760 and SET_DEST. Update comment.
3762 Wed Sep 8 18:55:17 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
3764 * config/c4x/c4x.c: Include ggc.h.
3765 (c4x_add_gc_roots): New function.
3766 (c4x_override_options): Call c4x_add_gc_roots.
3768 Wed Sep 8 00:00:16 1999 Richard Henderson <rth@cygnus.com>
3770 * defaults.h (TARGET_ESC): Move ...
3771 * system.h: ... here, where Linas had it in the first place. Silly me.
3773 Tue Sep 7 23:46:35 1999 Linas Vepstas <linas@linas.org>
3775 * c-common.c: Use ISGRAPH, ISLOWER, toupper.
3776 * c-lex.c, cccp.c, cexp.c, cexp.y, cppexp.c, dwarf2out.c, genattr.c,
3777 genattrtab.c, genemit.c, genextract.c, genpeep.c, tree.c: Likewise.
3778 * system.h (IN_CTYPE_DOMAIN): Define to 1 if HOST_EBCDIC.
3779 * defaults.h (TARGET_ESC): Add default.
3781 Tue Sep 7 23:36:59 1999 Linas Vepstas <linas@linas.org>
3783 * configure.in: add i370-*-openedition, i370-*-mvs and
3784 i370-*-linux targets
3786 Tue Sep 7 23:31:53 1999 Mark Mitchell <mark@codesourcery.com>
3788 * dsp16xxx.c: Include ggc.h
3789 (override_options): Mark GC roots.
3790 * mn10200.c: Include ggc.h.
3791 (asm_file_start): Mark GC roots.
3792 * tahoe.c: Include ggc.h.
3793 (extensible_operand): Mark GC roots.
3795 Tue Sep 7 23:23:15 1999 Linas Vepstas <linas@linas.org>
3797 * README: Add section discussing status of ELF ABI.
3798 * i370.c: Fix misc spelling mistakes.
3799 (i370_label_scan): Updated notes, exception handling.
3800 (i370_function_prolog): Simplify ELF stack handling.
3801 * i370.h: (FIXED_REGISTERS): Free up r12 for ELF.
3802 (STACK_GROWS_DOWNWARD): ELF stack grows down.
3803 (ASM_DECLARE_FUNCTION_NAME): Fix crazy malloc size.
3804 * i370.md: (movdi): Add notes.
3805 (floatsidf2): Use stack not rtca for scratch float area.
3806 (iorsi3): Correct operand constraints.
3807 * x-oe: Restore TAROUTOPTS which are used by pax.
3809 Tue Sep 7 22:39:18 1999 Mark Mitchell <mark@codesourcery.com>
3811 * rs6000.c: Include ggc.h.
3812 (rs6000_add_gc_roots): New function.
3813 (override_options): Call it.
3815 Tue Sep 7 22:09:03 1999 Richard Henderson <rth@cygnus.com>
3817 * alpha.h (alpha_compare): New.
3818 (alpha_compare_op0, alpha_compare_op1, alpha_compare_fp_p): Remove.
3819 * alpha.c: Likewise for the definitions.
3820 (alpha_emit_conditional_branch): Update for alpha_compare.
3821 (alpha_emit_conditional_move): Likewise.
3822 * alpha.md (cmpdf, cmpdi): Likewise.
3823 (setcc patterns): Likewise. Zero alpha_compare after use.
3824 (sne): Optimize (x != 0) into (0U < x).
3826 Tue Sep 7 21:55:02 1999 Richard Henderson <rth@cygnus.com>
3828 * alpha.h (alpha_eh_epilogue_sp_ofs): Remove.
3829 (struct machine_function): Declare; add eh_epilogue_sp_ofs.
3830 (INIT_EXPANDERS): Remove.
3831 * alpha.c: Include ggc.h.
3832 (alpha_eh_epilogue_sp_ofs, alpha_return_addr_rtx): Remove.
3833 (alpha_init_machine_status, alpha_mark_machine_status): New.
3834 (override_options): Install them.
3835 (struct machine_function): Moved to alpha.h.
3836 (alpha_save_machine_status, alpha_restore_machine_status): Remove.
3837 (alpha_init_expanders): Remove.
3838 (alpha_return_addr): Adjust to use current_function->machine.
3839 (alpha_ra_ever_killed): Likewise.
3840 (alpha_expand_epilogue): Likewise.
3841 * alpha.md (eh_epilogue): Likewise.
3843 Wed Sep 8 14:34:42 1999 Ian Piumarta <piumarta@prof.inria.fr>
3844 Melissa O'Neill <oneill@cs.sfu.ca>
3845 Geoffrey Keating <geoffk@cygnus.com>
3847 * config/rs6000/rs6000.c (first_reg_to_save): Don't save fixed or
3848 call-used registers (call-saved registers must still be contiguous
3849 and end with r31, of course).
3851 Tue Sep 7 21:41:38 1999 Richard Henderson <rth@cygnus.com>
3853 * c-typeck.c (type_lists_compatible_p): Use simple_type_promotes_to.
3854 (self_promoting_type_p): Delete.
3855 (self_promoting_args_p): Move ...
3856 * c-common.c: ... here.
3857 (c_common_nodes_and_builtins): Initialize lang_type_promotes_to.
3858 (simple_type_promotes_to): New.
3859 * builtins.c (lang_type_promotes_to): New.
3860 (expand_builtin_va_arg): Use it to give diagnostic for illegal types.
3861 * c-tree.h (C_PROMOTING_INTEGER_TYPE_P): Move ...
3862 * c-common.h: ... here.
3863 (self_promoting_args_p, simple_type_promotes_to): Declare.
3864 * c-decl.c (duplicate_decls): Use simple_type_promotes_to.
3865 (grokdeclarator): Likewise.
3866 * tree.h (lang_type_promotes_to): Declare.
3868 Tue Sep 7 17:15:21 1999 Mark Mitchell <mark@codesourcery.com>
3870 Add some machine-dependent GC roots.
3871 * sparc.c: Include ggc.h.
3872 (sparc_add_gc_roots): New function.
3873 (mark_ultrasparc_pipeline_state): Likewise.
3874 (override_options): Call sparc_add_gc_roots.
3875 * pa.c: Include ggc.h.
3876 (pa_add_gc_roots): New function.
3877 (mark_deferred_plabels): Likewise.
3878 (override_options): Call pa_add_gc_roots.
3879 * mips.c: Include ggc.h.
3880 (mips_add_gc_roots): New function.
3881 (override_options): Use it.
3883 Tue Sep 7 11:39:41 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3885 * cpperror.c (cpp_file_line_for_message): Constify a char*.
3887 * cppexp.c (parse_number, parse_charconst, cpp_lex,
3888 cpp_parse_expr): Add static prototypes.
3889 (parse_charconst): Don't cast away const-ness.
3890 (token): Constify a char*.
3892 * cppfiles.c (file_name_list, include_hash, find_include_file,
3893 finclude, initialize_input_buffer): Constify a char*.
3894 (file_cleanup, find_position): Add static prototypes.
3896 * cpphash.c (macro_cleanup, macarg, timestamp, special_symbol,
3897 collect_expansion): Add static prototypes.
3898 (cpp_install, create_definition, monthnames): Constify a char*.
3900 * cpphash.h (cpp_install): Likewise.
3902 * cppinit.c (known_suffixes, default_include,
3903 dump_special_to_buffer, NAME, cpp_start_read, cpp_finish): Likewise.
3904 (base_name, dump_special_to_buffer, initialize_dependency_output):
3905 Add static prototypes.
3907 * cpplib.c (my_strerror): Constify a char*.
3908 (null_underflow, null_cleanup, skip_comment, copy_comment,
3909 copy_rest_of_line, handle_directive, pass_thru_directive,
3910 get_directive_token, read_line_number, cpp_print_file_and_line,
3911 v_cpp_error, v_cpp_warning, v_cpp_error_with_line,
3912 v_cpp_warning_with_line, detect_if_not_defined,
3913 consider_directive_while_skipping): Add static prototypes.
3914 (pass_thru_directive, check_macro_name, cpp_expand_to_buffer,
3915 cpp_pedwarn_with_file_and_line): Constify a char*.
3917 * cpplib.h (cpp_options, include_hash, progname, definition,
3918 cpp_pedwarn_with_file_and_line, cpp_expand_to_buffer,
3919 check_macro_name, cpp_pfatal_with_name, cpp_file_line_for_message,
3920 find_include_file, deps_output, include_hash): Constify a char*.
3922 * cppmain.c (progname): Constify.
3923 (main): Add prototype. Use return, not exit.
3925 * fix-header.c (fatal, add_symbols, lookup_std_proto, write_lbrac,
3926 recognized_macro, check_macro_names, read_scan_file, write_rbrac,
3927 inf_skip_spaces, inf_read_upto, inf_scan_ident, inf_scan_ident,
3928 check_protection): Add static prototype.
3930 (progname, recognized_macrom, recognized_extern): Constify a char*.
3931 (main): Add prototype.
3933 * gen-protos.c (progname): Constify a char*.
3935 Tue Sep 7 00:47:52 1999 Mark Mitchell <mark@codesourcery.com>
3937 * emit-rtl.c (free_emit_status): Take decl as a parameter.
3938 (init_emit_once): Add more GC roots.
3939 * except.c (mark_func_eh_entry): New function.
3940 (mark_eh_node): Mark false_label and rethrow_label.
3941 (init_eh): Add more GC roots.
3942 * function.c (free_after_compilation): Take decl as a paramter.
3943 Call free_stmt_status.
3944 (mark_function_state): Don't assume x_parm_reg_stack_loc is
3946 * function.h (free_after_compilation): Change prototype.
3947 (free_varasm_status): Likewise.
3948 (free_emit_status): Likewise.
3949 (free_stmt_status): New function.
3950 * ggc-simple.c (rtx, vecs, trees, strings, bytes_alloced_since_gc):
3951 Remove, replacing with ...
3952 (ggc_status): New structure.
3953 (ggc_chain): New variable.
3955 (ggc_push_context): New function.
3956 (ggc_pop_context): Likewise.
3957 (ggc_alloc_rtx): Adjust for use of ggc_chain.
3958 (ggc_alloc_rtvec): Likewise.
3959 (ggc_alloc_tree): Likewise.
3960 (ggc_alloc_string): Likewise.
3961 (ggc_mark_rtx): Mark NOTE_SOURCE_FILE and NOTE_RANGE_INFO.
3962 (ggc_mark_tree): Give language-dependent code a chance to mark
3964 (ggc_mark_tree_varray): Handle empty arrays.
3965 (ggc_collect): Adjust for use of ggc_chain. Clear
3966 bytes_alloced_since_last_gc.
3967 * ggc.h (ggc_pop_context): New function.
3968 (ggc_push_context): Likewise.
3969 * print-tree.c (print_node): Don't print obstacks when GC'ing.
3970 * stmt.c (free_stmt_status): New function.
3971 (init_stmt_for_function): Clear last_expr_value.
3972 * toplev.c (rest_of_compilation): Always call free_after_compilation.
3973 Conditionalize call to ggc_collect.
3974 (main): Call init_ggc.
3975 * tree.c (push_obstacks): Do the push, even when GC'ing.
3976 (push_obstacks_nochange): Likewise.
3977 (pop_obstacks): Liekwise.
3978 * varasm.c (free_varasm_status): Take decl as a parameter.
3980 Tue Sep 7 08:15:49 1999 Gavin Romig-Koch <gavin@cygnus.com>
3982 * config/mips/mips.h (MULTILIB_ENDIAN_DEFAULT) : New macro.
3983 (MULTILIB_ENDIAN_DEFAULT) : Use the new macro.
3984 * config/mips/elf64.h (MULTILIB_DEFAULTS) : Use the new macro.
3985 * config/mips/r3900.h (MULTILIB_DEFAULTS) : Use the new macro.
3987 Tue Sep 7 03:42:45 1999 Mark Klein (mklein@dis.com)
3989 * pa/x-pa-mpeix: New file for the MPE port.
3991 * pa/quadlib.asm: New file for long double support.
3993 * configure.in: Add hppa1.0-*-mpeix for MPE port.
3994 * configure: Rebuilt.
3996 Tue Sep 7 10:08:40 1999 Andreas Schwab <schwab@suse.de>
3998 * final.c (shorten_branches): Fix last change.
4000 Tue Sep 7 00:30:32 1999 Jeffrey A Law (law@cygnus.com)
4002 * pa.h (ASM_OUTPUT_DOUBLE_INT): Delete.
4004 Mon Sep 6 22:44:47 1999 Jeffrey A Law (law@cygnus.com)
4006 * Merge from gcc2 snapshot Jan 9, 1999. See FSFChangeLog for
4009 Mon Sep 6 22:31:28 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4011 * c-aux-info.c (concat): Don't define.
4013 * cccp.c (my_strerror): Likewise. All callers changed to use
4015 (do_include): Call xstrdup, not xmalloc/strcpy.
4016 (grow_outbuf): Don't check if xrealloc returns NULL, it can't.
4017 (xmalloc, xrealloc, xcalloc, xstrdup): Don't define.
4019 * collect2.c (my_strsignal): Likewise. All callers changed to use
4021 (locatelib): Call xstrdup, not xmalloc/strcpy.
4023 * 1750a.h (ASM_OUTPUT_INTERNAL_LABEL): Call xmalloc, not malloc.
4025 * dsp16xx.c (override_options): Call xstrdup, not xmalloc/strcpy.
4027 * i370.h (ASM_DECLARE_FUNCTION_NAME): Call xmalloc, not malloc.
4029 * mips.c (build_mips16_call_stub): Call xstrdup, not xmalloc/strcpy.
4031 * cppinit.c (cpp_options_init): Call xcalloc, not xmalloc/bzero.
4033 * dwarfout.c (dwarfout_init): Call concat, not xmalloc/strcpy/...
4035 * except.c (new_eh_region_entry): Call xmalloc/xrealloc, not
4037 (find_all_handler_type_matches): Likewise. Don't check return
4039 (get_new_handler, init_insn_eh_region, process_nestinfo): Call
4040 xmalloc, not malloc.
4041 (init_eh_nesting_info): Likewise. Call xcalloc, not xmalloc/bzero.
4043 * gcc.c (xstrerror, xmalloc, xrealloc): Don't define.
4044 (init_spec): Call xcalloc, not xmalloc/bzero.
4045 (set_spec): Call xstrdup, not save_string.
4046 (record_temp_file): Call xstrdup, not xmalloc/strcpy.
4047 (find_a_file): Call xstrdup, not xmalloc/strcpy.
4048 (process_command): Call xstrdup, not save_string.
4049 (main): Call xcalloc, not xmalloc/bzero.
4051 * gcov.c (xmalloc): Don't define.
4052 (create_program_flow_graph): Call xcalloc, not xmalloc/bzero.
4053 (scan_for_source_files): Call xstrdup, not xmalloc/strcpy.
4054 (output_data): Call xcalloc, not xmalloc/bzero.
4056 * haifa-sched.c (schedule_insns): Call xcalloc, not xmalloc/bzero.
4058 * mips-tdump.c (xmalloc): Don't define.
4059 (print_symbol): Call xmalloc, not malloc.
4060 (read_tfile): Call xcalloc, not calloc.
4062 * mips-tfile.c (xfree, my_strsignal, xmalloc, xcalloc, xrealloc):
4063 Don't define. All callers of xfree/my_strsignal changed to use
4064 free/strsignal instead.
4065 (allocate_cluster): Call xcalloc, not calloc.
4067 * objc/objc-act.c (lang_init): Call concat, not xmalloc/strcpy/...
4068 Fix memory leak, free allocated memory.
4070 * prefix.c (translate_name): Call xstrdup, not save_string.
4071 (update_path): Likewise.
4073 * profile.c (branch_prob): Call xstrdup, not xmalloc/strcpy.
4075 * protoize.c (xstrerror, xmalloc, xrealloc, xfree, savestring2):
4076 Don't define. Callers of xfree/savestring2 changed to use
4077 free/concat instead.
4079 * reload1.c (reload): Call xcalloc, not xmalloc/bzero.
4080 (init_elim_table): Likewise.
4082 * resource.c (init_resource_info): Likewise.
4084 * stupid.c (stupid_life_analysis): Likewise.
4086 * toplev.c (xmalloc, xcalloc, xrealloc, xstrdup): Don't define.
4087 (open_dump_file): Call concat, not xmalloc/strcpy/...
4088 (clean_dump_file): Likewise.
4089 (compile_file): Call xstrdup, not xmalloc/strcpy.
4091 Mon Sep 6 15:04:55 1999 Richard Henderson <rth@cygnus.com>
4093 * v850.h (EXPAND_BUILTIN_VA_ARG): New.
4094 * v850.c (v850_va_arg): New.
4096 Tue Sep 7 09:36:01 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
4098 * haifa-sched.c: Tidy comments.
4100 Mon Sep 6 14:30:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4102 * Makefile.in (C_AND_OBJC_OBJS): Remove ggc-callbacks.o.
4103 (c-parse.o, c-decl.o, c-lang.o, c-lex.o, c-common.o,
4104 $(out_object_file)): Depend on ggc.h.
4105 * c-common.c: Include "ggc.h".
4106 (combine_strings): If doing GC, use ggc_alloc_string.
4107 * c-decl.c: Include "ggc.h".
4108 (ggc_p): Define with value 0.
4109 (mark_binding_level): New function.
4110 (init_decl_processing): Add GC roots.
4111 (mark_c_function_context): New function.
4112 (lang_mark_false_label_stack): New function.
4113 (lang_mark_tree): New function.
4114 (lang_cleanup_tree): New function.
4115 * c-lang.c: Include "ggc.h".
4116 (lang_init): Call c_parse_init.
4117 * c-lex.c: Include "ggc.h".
4118 (check_linenum): If doing GC, don't copy filenames to permanent
4120 * c-parse.in: Include "ggc.h".
4121 (c_parse_init): New function.
4122 * c-tree.h (c_parse_init, mark_c_function_context): Declare.
4123 * objc/Make-lang.in (objc-parse.o): Depend on ggc.h.
4125 * except.c (mark_eh_state): Mark more state.
4126 * function.c (mark_function_state): Likewise.
4127 * ggc-simple.c (ggc_alloc_rtvec): Bring in sync with non-gc version.
4128 (ggc_alloc_string) [GGC_DUMP]: Fix typo.
4129 * toplev.c (mark_file_stack): New function.
4130 (compile_file): If doing GC, use ggc_alloc_string on input filename.
4131 (main): Add root for input_file_stack.
4133 * i386.c: Include "ggc.h".
4134 (ix86_mark_machine_status): New function.
4135 (override_options): Set mark_machine_status.
4137 Mon Sep 6 15:26:23 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4139 * tree.c (copy_node): Copy node contents also if doing GC.
4141 Mon Sep 6 08:42:06 1999 Alexandre Oliva <oliva@dcc.unicamp.br>
4143 * collect2.c (scan_libraries): Fix double-thinko :-).
4145 Mon Sep 6 02:42:36 1999 Jeffrey A Law (law@cygnus.com)
4147 * collect2.c (scan_libraries): Fix thinko.
4149 * cse.c (delete_trivially_dead_insns): Do not skip the last
4150 insn if it is a real insn.
4152 Sun Sep 5 18:57:42 1999 Mark Mitchell <mark@codesourcery.com>
4154 * Makefile.in (ggc-simple.o): Depend on hash.h.
4155 * ggc.h (ggc_add_tree_hash_table_root): Declare.
4156 (ggc_mark_tree_varray): Likewise.
4157 (ggc_mark_tree_hash_table): Likewise.
4158 * ggc-simple.c: Include hash.h.
4159 (ggc_mark_tree_hash_table_ptr): New function.
4160 (ggc_mark_tree_hash_table_entry): Likewise.
4161 (ggc_mark_tree_hash_table): Likewise.
4162 (ggc_add_tree_hash_table_root): Likewise.
4163 * varray.h (const_equiv_data): Use struct rtx_def *, rather than
4164 rtx, when defining fields.
4166 Sun Sep 5 18:57:42 1999 Bernd Schmidt <crux@pool.informatik.rwth-aachen.de>
4168 * profile.c (output_func_start_profiler): Remove apparently
4169 nonsensical call to start_sequence.
4171 Sun Sep 5 17:34:33 1999 Richard Henderson <rth@cygnus.com>
4173 * clipper/clipper.c (clipper_va_start): Fix typos.
4175 * pyr/pyr.c (pyr_build_va_list, pyr_va_start, pyr_va_arg): New stubs.
4176 * spur/spur.c (spur_build_va_list, spur_va_start): New stubs.
4177 (spur_va_arg): New stub.
4179 * configure.in: Comment out pyramid.
4181 Sun Sep 5 19:11:01 1999 Michael Meissner <meissner@cygnus.com>
4183 * i386.h (MASK_{DEBUG_{ADDR,ARG},INTEL_SYNTAX}): Move so these
4184 don't conflict with the bits that win32, cygwin, and dgux
4187 Sun Sep 5 09:31:56 1999 Richard Henderson <rth@cygnus.com>
4188 Bernd Schmidt <bernds@cygnus.co.uk>
4190 * integrate.c (function_cannot_inline_p): Do not inline
4191 functions with forced labels.
4193 Sun Sep 5 00:35:17 1999 Richard Henderson <rth@cygnus.com>
4194 Bernd Schmidt <bernds@cygnus.co.uk>
4195 Mark Mitchell <mark@codesourcery.com>
4197 * Makefile.in (ggc-simple.o): Depend on varray.h.
4198 (rtl.o): Depend on ggc.h.
4199 (genattrtab.o): Depend on ggc.h.
4200 (print-tree.o): Likewise.
4201 (fold-const.o): Likewise.
4202 * emit-rtl.c (sequence_element_free_list): Remove, and all references.
4203 (make_insn_raw): Don't cache insns when GC'ing.
4204 (emit_insn_before): Likewise.
4205 (emit_insn_after): Likewise.
4206 (emit_insn): Likewise.
4207 (start_sequence): Use xmalloc to allocate the sequence_stack.
4208 (end_sequence): Add free to free it.
4209 (gen_sequence): Don't cache insns when GC'ing.
4210 (clear_emit_caches): Don't use sequence_element_free_list.
4211 (init_emit): Use xcalloc, not xmalloc+bzero.
4212 * fold-const.c (size_int_wide): Kill the cache, when GC'ing.
4213 * function.c (pop_function_context_from): Use free to free the
4214 fixup_var_refs_queue.
4215 (put_reg_into_stack): Allocate it with xmalloc.
4216 * genattrtab.c: Include ggc.h.
4217 (operate_exp): Don't use obstack_free when GC'ing.
4218 (simplify_cond): Likewise.
4219 (simplify_text_exp): Likewise.
4220 (optimize_attrs): Likewise.
4221 * gengenrtl.c (gendef): Use ggc_alloc_rtx to allocate RTL, when
4223 (gencode): Generate a #include for ggc.h.
4224 * ggc-callbacks.c (ggc_p): Define it to zero.
4225 * ggc-none.c (ggc_p): Likewise.
4226 * ggc-simple.c: Include varray.h.
4227 (ggc_mark_tree_varray): New function.
4228 (ggc_add_tree_varray_root): Likewise.
4229 (ggc_mark_tree_varray_ptr): Likewise.
4230 * ggc.h (ggc_p): Declare.
4231 (varray_head_tag): Likewise.
4232 (ggc_add_tree_varray_root): Declare.
4233 * print-tree.c (print_node): Don't check for TREE_PERMANENT
4234 inconsistencies when GC'ing.
4235 * rtl.c: Include ggc.h.
4236 (rtvec_alloc): Use ggc_alloc_rtvec when GC'ing.
4237 (rtx_alloc): Use ggc_alloc_rtx when GC'ing.
4238 (rtx_free): Don't call obstack_free when GC'ing.
4239 * toplev.c (rest_of_compilation): Call ggc_collect after every
4241 * tree.c (push_obstacks): Do nothing, if GC'ing.
4242 (pop_obstacks_nochange): Likewise.
4243 (pop_obstacks): Likewise.
4244 (make_node): Use ggc_alloc_tree when GC'ing.
4245 (copy_node): Likewise.
4246 (get_identifier): Use ggc_alloc_string when GC'ing.
4247 (build_string): Likewise.
4248 (make_tree_vec): Use ggc_alloc_tree when GC'ing.
4249 (tree_cons): Likewise.
4251 (type_hash_canon): Don't call obstack_free when GC'ing.
4253 Sat Sep 4 21:52:32 1999 Richard Henderson <rth@cygnus.com>
4255 * haifa-sched.c (schedule_block): Use next_nonnote_insn instead
4256 of NEXT_INSN when examining speculative insns for SCHED_GROUP_P.
4258 Sat Sep 4 20:40:19 1999 Richard Henderson <rth@cygnus.com>
4259 Bernd Schmidt <bernds@cygnus.co.uk>
4260 Mark Mitchell <mark@codesourcery.com>
4262 * Makefile.in (stor-layout.o): Depend on ggc.h.
4263 (expr.o): Depend on ggc.h.
4264 (profile.o): Depend on ggc.h.
4265 (stor-layout.o): Depend on ggc.h.
4266 * emit-rtl.c (init_emit_once): Add gc roots.
4267 * expr.c: Include ggc.h.
4268 (emit_block_move): Add gc roots.
4269 (clear_storage): Likewise.
4270 * expr.h (init_stor_layout_once): New function.
4271 * profile.c: Include ggc.h.
4272 (init_arc_profiler): profiler_label is a root.
4273 * scan.c (make_sstring_space): Trust xrealloc to function
4274 correctly with first parameter NULL.
4275 * stor-layout.c: Include ggc.h.
4276 (set_sizetype): Add gc root.
4277 (init_stor_layout_once): New function.
4278 * toplev.c (compile_file): Call it.
4280 Sat Sep 4 19:26:25 1999 Richard Henderson <rth@cygnus.com>
4281 Bernd Schmidt <bernds@cygnus.co.uk>
4282 Mark Mitchell <mark@codesourcery.com>
4284 * Makefile.in (tree.o): Depend on ggc.h.
4285 (varasm.o): Likewise.
4286 (function.o): Likewise.
4288 (except.o): Likewise.
4289 (optabs.o): Likewise.
4290 (emit-rtl.o): Likewise.
4291 * emit-rtl.c: Include ggc.h.
4292 (sequence_element_free_list): Remove, and all references.
4293 (mark_sequence): New functions.
4294 (mark_emit_state): New function.
4295 * except.c: Include ggc.h.
4296 (mark_eh_node, mark_eh_stack, mark_eh_queue): New functions.
4297 (mark_tree_label_node): New functions.
4298 (mark_eh_state): New function.
4299 * function.c: Include ggc.h.
4300 (mark_temp_slot, mark_function_chain): New functions.
4301 (mark_function_state): New function.
4302 (init_function_once): New function.
4303 * function.h (init_function_once): New function.
4304 * ggc-callbacks.c (lang_mark_false_label_stack): New function.
4305 * ggc.h (label_node): Declare.
4306 (eh_status, emit_status, stmt_status, varasm_status): Likewise.
4307 (lang_mark_false_label_stack): New function.
4308 (mark_temp_slot): Remove declaration.
4309 (mark_function_chain): Likewise.
4310 (mark_eh_state): Adjust prototype.
4311 (mark_stmt_state, mark_emit_state, mark_varasm_state, mark_optab):
4313 * optabs.c: Include ggc.h.
4314 (mark_optab): New function.
4315 (init_optabs): Add gc roots.
4316 * stmt.c: Include ggc.h.
4317 (mark_cond_nesting, mark_loop_nesting): New functions.
4318 (mark_block_nesting, mark_case_nesting, mark_goto_fixup): Likewise.
4319 (mark_stmt_state): New function.
4320 * toplev.c (compile_file): Call init_function_once.
4321 * tree.c: Include ggc.h.
4322 (type_hash): Move declaration earlier in file.
4323 (TYPE_HASH_SIZE, type_hash_table): Likewise.
4324 (init_obstacks): Add gc roots.
4325 (mark_type_hash): New function.
4326 * varasm.c: Include ggc.h.
4327 (mark_pool_constant): New function.
4328 (mark_varasm_state): New function.
4330 Sat Sep 4 22:28:56 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4332 * ggc-simple.c (ggc_root, ggc_collect): Wrap prototype with PROTO.
4334 Sat Sep 4 18:01:45 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4336 * c-decl.c (struct language_function): Renamed from struct c_function.
4338 (c_function_chain): Delete.
4339 (push_c_function_context): New arg F. Don't warn about nested
4340 functions here. Fill LANGUAGE elt of F. Delete code to update
4341 c_function_chain. Don't call push_function_context.
4342 (pop_c_function_context): New arg F. Restore from there instead of
4343 from c_function_chain. Don't call pop_function_context. Clear out
4344 LANGUAGE field of F when done.
4345 * c-lang.c: Include "function.h"
4346 (lang_init): Initialize save_lang_status and restore_lang_status.
4347 * c-parse.in (nested_function, nested_function_notype): Warn about
4348 nested functions. Call push_function_context/pop_function_context
4349 instead of the _c_ variants.
4350 * c-tree.h (push_c_function_context, pop_c_function_context): Update
4352 * Makefile.in (c-lang.o): Update dependencies.
4354 * emit-rtl.c (init_emit): Use xmalloc to allocate regno_reg_rtx,
4355 regno_pointer_flag, regno_pointer_align.
4356 (gen_reg_rtx): Use xrealloc to enlarge them.
4357 (free_emit_status): New function.
4358 * function.c (mark_machine_status, mark_lang_status): New variables.
4359 (assign_stack_local_1): Renamed from assign_outer_stack_local. Merge
4360 in some bits from assign_stack_local. All callers changed to use new
4362 (assign_stack_local): Just call assign_stack_local_1.
4363 (free_after_compilation): New function.
4364 (put_reg_into_stack): Simplify to always call assign_stack_local_1.
4365 (trampoline_address): Likewise.
4366 (assign_parms): Use xcalloc/xrealloc to allocate parm_reg_stack_loc.
4367 (prepare_function_start): Explicitly clear some more variables.
4368 * function.h (struct function): New elt can_garbage_collect.
4369 (mark_machine_status, mark_lang_status): Declare variables.
4370 (free_after_compilation, free_emit_status, free_varasm_status,
4371 init_varasm_status): Declare functions.
4372 * toplev.c (rest_of_compilation): Call free_after_compilation when
4373 done with the current function.
4374 * varasm.c (free_varasm_status): New function.
4376 Sat Sep 4 17:15:13 1999 Richard Henderson <rth@cygnus.com>
4378 * sparc.h (EXPAND_BUILTIN_VA_START): Define.
4379 (EXPAND_BUILTIN_VA_ARG): Define.
4380 * sparc.c (sparc_va_start): New.
4381 (sparc_va_arg): New.
4383 Sun Sep 5 11:11:59 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
4385 * config/c4x/c4x.h (DBR_OUTPUT_SEQEND): Use XVECEXP not XEXPs.
4387 Sun Sep 5 10:13:19 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
4389 * config/c4x/c4x.h (CALLER_SAVE_PROFITABLE): Disable.
4391 Sat Sep 4 13:44:01 1999 Mark Mitchell <mark@codesourcery.com>
4393 * Makefile.in (C_AND_C_OBJS): Add gcc-callbacks.o.
4395 (ggc-callbacks.o): New target.
4396 * ggc-callbacks.c: New file.
4398 Sat Sep 4 22:53:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4400 * expr.h: Collapse individual optab and libfunc vars to arrays.
4401 (optab_index, libfunc_index): New enumerations.
4402 (optab_table, libfunc_table): New arrays.
4403 Add accessor macros for both.
4405 * optabs.c (optab_table, libfunc_table): New.
4406 Delete declarations for individual optab and libfunc vars.
4408 Sat Sep 4 12:57:17 1999 Richard Henderson <rth@cygnus.com>
4410 * i386/sco5.h (RETURN_POPS_ARGS): Name change ix86_return_pops_args.
4412 Sat Sep 4 11:19:52 1999 Richard Henderson <rth@cygnus.com>
4414 * Makefile.in (GGC, GGC_LIB): New.
4415 (HOST_RTL): Include ggc-none.o.
4416 (ggc-simple.o): New target.
4417 (ggc-none.o): Likewise.
4418 * tree.h (tree_common): Add gc_mark.
4419 * rtl.h (struct rtx_def): Steal a bit from code to make gc_mark.
4420 (struct rtvec_def): Add gc_mark.
4421 * emit-rtl.c (global_rtl): Update static initializers to contain
4422 enough initializers.
4423 * ggc.h, ggc-none.c, ggc-simple.c: New files.
4424 * toplev.c (gc_time): New variable.
4425 (all_time): New variable.
4426 (compile_file): Print gc time.
4427 (print_time): Calculate percentage of the whole.
4429 Sat Sep 4 13:11:01 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4431 Change obstack memory management and varasm constant pool handling so
4432 that nested functions are treated like any other functions.
4433 * function.c (init_machine_status): New variable.
4434 (push_function_context_to): Set contains_functions for the outer
4435 function. Don't call save_varasm_status.
4436 (pop_function_context_from): Don't call restore_varasm_status. Don't
4437 set current_function_contains_functions.
4438 (prepare_function_start): Call init_varasm_status rather than
4439 init_const_rtx_hash_table. Call (*init_machine_status) if the pointer
4441 * function.h (struct function) Add field varasm. Delete fields
4442 inline_obstacks, inl_emit, const_rtx_hash_table, first_pool,
4443 last_pool, const_rtx_sym_hash_table, pool_offset, const_double_chain.
4444 (init_machine_status): Declare.
4445 (save_varasm_status, restore_varasm_status): Delete declarations.
4446 (save_tree_status, restore_tree_status): Delete last argument.
4447 * integrate.c (initialize_for_inline): Lose arg COPY. Delete copying
4448 code. All callers changed.
4449 (copy_decl_list, copy_decl_tree, copy_decl_rtls, copy_for_inline,
4450 save_constants_in_decl_trees, restore_constants, save_constants,
4451 save_for_inline_eh_labelmap, save_for_inline_copying): Delete
4453 (inlining): New variable.
4454 (reg_map, label_map, insn_map, orig_asm_operands_vector,
4455 copy_asm_operands_vector, copy_asm_constraints_vector): Delete
4457 (save_for_inline_nocopy): Don't save constants.
4458 Don't set inl_emit field in current_function.
4459 (expand_inline_function): Use emit field, not inl_emit, of the inlined
4460 function. Set new variable inlining before
4461 calling copy_rtx_and_substitute.
4462 (copy_rtx_and_substitute): In MEM and SYMBOL_REF cases, handle
4463 constant pool references if inlining is nonzero.
4464 Delete ADDRESS and (most of the) CONST cases.
4465 (output_inline_function): Save and restore current_function/
4466 current_function_decl. Delete restore_constants code. Don't call
4467 init_const_rtx_hash_table.
4468 * output.h (init_const_rtx_hash_table): Don't declare.
4469 * rtl.h (struct function): Declare.
4470 (get_pool_constant_for_function, get_pool_mode_for_function): Declare.
4471 * toplev.c (rest_of_compilation): Don't treat nested functions or
4472 functions containing them specially. Delete all code to deal with
4473 save_for_inline_copying.
4474 * tree.c (toplev_inline_obstacks, extra_inline_obstacks,
4475 inline_obstacks): Delete variables.
4476 (save_tree_status): Lose arg CONTEXT. All callers changed.
4477 Simply allocate a new function_maybepermanent_obstack for the new
4478 function, delete all the special cases.
4479 Don't save inline_obstacks.
4480 (restore_tree_status): Lose arg CONTEXT. All callers changed.
4481 Delete special handling for function_maybepermanent_obstack; simply
4483 Don't restore inline_obstacks.
4484 (permanent_allocation): Delete code that frees inline_obstacks.
4485 (print_inline_obstack_statistics): Delete function.
4486 (dump_tree_statistics): Don't call it.
4487 * varasm.c (struct varasm_status): New.
4488 (const_rtx_hash_table, const_rtx_sym_hash_table, first_pool,
4489 last_pool, pool_offset, const_double_chain): Delete global
4490 variables, replace with accessor macros.
4491 (immed_double_const): Don't walk const_double_chain outside a
4492 function, but don't treat nested functions specially anymore.
4493 (immed_real_const_1): Likewise.
4494 (clear_const_double_mem): Don't treat nested functions specially.
4495 (init_const_rtx_hash_table): Deleted, code moved to init_varasm_status.
4496 (save_varasm_status, restore_varasm_status): Delete functions.
4497 (init_varasm_status): New function.
4498 (force_const_mem): Don't treat nested functions specially.
4499 (find_pool_constant): Accept new arg F, search for constants in
4500 that function's pool rather than the current one. All callers
4502 (get_pool_constant_for_function, get_pool_mode_for_function): New
4505 * i386.c (init_386_machine_status): New function, mostly from
4506 clear_386_stack_locals.
4507 (struct machine_functions): Rename element names to avoid name
4509 (pic_label_rtx, pic_label_name, i386_stack_locals): New accessor
4510 macros, replacing global variables.
4511 (clear_386_stack_locals, save_386_machine_status,
4512 restore_386_machine_status): Delete functions.
4513 (override_options): Initialize init_machine_status.
4514 * i386.h (INIT_EXPANDERS): Delete macro.
4515 (save_386_machine_status, restore_386_machine_status,
4516 clear_386_stack_locals): Delete declarations.
4518 Sat Sep 4 16:56:28 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
4520 * config/c4x/c4x.md (rptb_init): Renamed from *rptb_init.
4521 (doloop_begin): Simplify pattern and use emit_jump_insn.
4522 (doloop_end): Simplify pattern, switch operand order,
4523 and use emit_jump_insn.
4525 Fri Sep 3 19:02:38 1999 Bernd Schmidt <crux@pool.informatik.rwth-aachen.de>
4527 * function.h (struct function): Add new element LANGUAGE.
4528 (save_lang_status): Declare new variable.
4529 (restore_lang_status): Likewise.
4530 * function.c (save_lang_status): Define.
4531 (restore_lang_status): Likewise.
4532 (push_function_context_to): Call language-specific save function.
4533 (pop_function_context_from): Call language-specific restore function.
4535 Fri Sep 3 01:16:18 1999 Alasdair Baird <alasdair@wildcat.demon.co.uk>
4537 * i386.md (movsf_1): Check REG_P before use of REGNO.
4538 (movdf_1): Likewise.
4539 (movxf_1): Likewise.
4540 (extendsfdf2): Likewise.
4541 (extendsfxf2): Likewise.
4542 (extenddfxf2): Likewise.
4544 Sat Sep 4 11:37:15 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
4546 * config/c4x/c4x.c (c4x_emit_move_sequence): Do not force large
4547 constants into memory.
4548 (c4x_shiftable_constant): New function.
4549 * config/c4x/c4x.c (LEGITIMATE_CONSTANT_P): Allow any CONST_INT.
4550 (c4x_shiftable_constant): Declare.
4551 * config/c4x/c4x.md (loadqi_big_constant, loadhi_big_constant,
4552 ashlqi3_noclobber): Add new patterns and associated splitters.
4554 Fri Sep 3 16:22:17 1999 Richard Henderson <rth@cygnus.com>
4556 * dbxout.c (dbxout_init): Use xcalloc instead of xmalloc+bzero.
4557 * dwarf2out.c (dwarf2out_frame_init): Likewise.
4558 * final.c (shorten_branches): Likewise.
4559 * global.c (global_alloc): Likewise.
4560 * haifa-sched.c (build_control_flow): Likewise.
4561 * stmt.c (check_for_full_enumeration_handling): Likewise.
4562 (estimate_case_costs): Likewise.
4564 Fri Sep 3 15:49:56 1999 Mark Mitchell <mark@codesourcery.com>
4566 * rtl.h (RTL_CHECKC2): Fix typo in last change.
4568 Fri Sep 3 15:13:34 1999 Richard Henderson <rth@cygnus.com>
4570 * flow.c (propagate_block): Use XEXP not SET_DEST for a USE.
4571 (recompute_reg_usage): Likewise.
4572 * rtlanal.c (find_regno_fusage): Likewise.
4574 * rtl.c (rtl_check_failed_code1): New function.
4575 (rtl_check_failed_code2): New.
4576 * rtl.h (RTL_CHECK1, RTL_CHECK2, RTVEC_ELT): Parenthesize args.
4577 (RTL_CHECKC1, RTL_CHECKC2): New.
4578 (XC*): New accessor macros.
4579 (NOTE_*, LABEL_NAME, LABEL_NUSES, ADDRESSOF_REGNO): Use them.
4580 (ADDRESSOF_DECL, JUMP_LABEL, LABEL_REFS, LABEL_NEXTREF): Likewise.
4581 (CONTAINING_INSN, REGNO, INTVAL, SUBREG_REG, SUBREG_WORD): Likewise.
4582 (ASM_OPERANDS_*, MEM_ALIAS_SET, SET_SRC, SET_DEST): Likewise.
4583 (TRAP_*, RANGE_INFO_*): Likewise.
4585 Fri Sep 3 15:10:20 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4587 * Makefile.in (tlink.o): Don't depend on toplev.h.
4589 * collect2.c (c_file, o_file, export_file, import_file, ldout,
4590 output_file, nm_file_name, ldd_file_name, strip_file_name,
4591 c_file_name, prefix_list, libexts, is_ctor_dtor, find_a_file,
4592 add_prefix, prefix_from_env, prefix_from_string, do_wait,
4593 fork_execute, maybe_unlink, add_to_list,
4594 extract_init_priority, write_list, dump_list,
4595 dump_prefix_list, write_list_with_asm, write_c_file,
4596 write_c_file_stat, write_c_file_glob, scan_prog_file,
4597 scan_libraries, is_in_list, resolve_lib_name, use_import_list,
4598 ignore_library, extract_string, notice, dump_file, target_machine,
4599 collect_wait, collect_execute, libname, locatelib, aix_std_libs,
4600 read_file, print_load_command): Constify a char*.
4601 (fdopen, error, fatal, fatal_perror): Don't prototype.
4602 (my_strerror): Remove. All callers use xstrerror instead.
4603 (xcalloc, xmalloc, xrealloc, xstrdup, putenv): Remove definitions.
4604 (main): Add prototype. Constify lots of char* ptrs. Change calls
4605 to xcalloc/strcpy/strcat/... to one call to concat.
4606 (main, scan_prog_file, scan_libraries): Use an intermediate
4607 `const char **' to build an argv array.
4608 (mapfile, libselect, libcompare, locatelib): Add prototypes.
4610 * collect2.h (collect_execute, collect_wait, dump_file,
4611 file_exists): Constify a char*.
4612 (ldout, c_file_name, temporary_obstack, permanent_obstack,
4613 temporary_firstobj, vflag, debug): Add extern declarations.
4614 (fancy_abort, error, notice, fatal, fatal_perror): Add prototypes.
4616 * tlink.c: Don't include toplev.h.
4617 (vflag, debug, ldout, c_file_name, temporary_obstack,
4618 permanent_obstack, temporary_firstobj): Don't declare.
4619 (tlink_execute, frob_extension, symbol_hash_lookup,
4620 file_hash_lookup, demangled_hash_lookup, tlink_init, freadsym,
4621 recompile_files, read_repo_files, demangle_new_symbols,
4622 scan_linker_output): Constify a char*.
4623 (symbol_hash_newfunc, file_hash_newfunc, demangled_hash_newfunc,
4624 do_tlink): Mark parameters with ATTRIBUTE_UNUSED.
4626 Fri Sep 3 18:09:24 1999 Andrew Haley <aph@cygnus.com>
4628 * config/m68k/m68kelf.h: Set USE_GAS; this makes gcc generate jbsr
4629 (relative) rather than jsr (absolute) subroutine call insns.
4630 * config/m68k/m68k-coff.h: Ditto.
4632 Fri Sep 3 17:24:31 1999 Richard Earnshaw <rearnsha@arm.com>
4634 * arm.c (note_invalid_constants): No need to ignore ASMs, we can
4635 now rework these too.
4636 (arm_reorg): If an insn can't reach the end of the current pool,
4637 ensure that we emit that pool before the insn.
4639 Fri Sep 3 09:14:32 1999 Marc Espie <espie@tetto.liafa.jussieu.fr>
4641 * tlink.c (scan_linker_output): Skip the initial underscore in
4642 a mangled name if appropriate.
4644 Fri Sep 3 01:28:33 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4646 * objc/objc-act.c (objc_tree_code_type, objc_tree_code_length,
4647 objc_tree_code_name, synth_id_with_class_suffix, warn_with_method,
4648 error_with_ivar, gen_declarator, create_builtin_decl,
4649 my_build_string, generate_descriptor_table, generate_ivars_list,
4650 generate_dispatch_table, check_protocols, TAG_GETCLASS,
4651 TAG_GETMETACLASS, TAG_MSGSEND, TAG_MSGSENDSUPER, TAG_EXECCLASS,
4652 dump_base_name, lang_decode_option, build_encode_expr,
4653 start_class, finish_class, encode_pointer, really_start_method,
4654 gen_declaration, dump_interface, handle_class_ref, handle_impent):
4656 (objc_demangle, objc_printable_name, generate_struct_by_value_array):
4657 Add static prototypes.
4658 (build_objc_string_decl, build_selector_reference_decl,
4659 encode_bitfield, build_class_reference_decl): Remove unused
4660 parameter, all callers changed.
4661 (maybe_objc_method_name): Mark with ATTRIBUTE_UNUSED.
4662 (objc_printable_name): Likewise. Change second parameter to type int.
4663 (init_objc): Use memcpy, not bcopy, to avoid casts.
4665 Thu Sep 2 21:49:52 1999 Richard Henderson <rth@cygnus.com>
4667 * reload1.c (eliminate_regs_in_insn): Avoid eliminating the
4668 reg notes on a deleted insn.
4669 * gcse.c (hash_expr_1): Use XWINT on a CONST_DOUBLE.
4671 Thu Sep 2 20:18:12 1999 Jeffrey A Law (law@cygnus.com)
4673 * i386.c (ix86_attr_length_default): Handle TYPE_FXCH.
4675 Thu Sep 2 22:00:08 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
4677 * stmt.c (expand_asm_operands): Fix index into inout_mode when
4680 Thu Sep 2 13:00:48 1999 Richard Henderson <rth@cygnus.com>
4682 * stmt.c (expand_asm_operands): Invoke MD_ASM_CLOBBERS if present.
4683 * tm.texi (MD_ASM_CLOBBERS): Document it.
4685 Thu Sep 2 10:22:40 1999 Richard Henderson <rth@cygnus.com>
4687 * dwarf2out.c (dwarf2out_line): Constify `lastfile'.
4688 * except.c (expand_rethrow): Remove unused variable.
4689 * expr.c (do_jump_by_parts_greater_rtx): Likewise.
4690 * flow.c (replace_insns): Likewise.
4691 (create_edge_list, verify_edge_list): Likewise.
4692 * gcse.c (cprop_cc0_jump): Protect declaration with HAVE_cc0.
4694 * genemit.c (gen_expand): Only emit `operands[N]' decl if there
4695 is special code to run.
4696 (main): Don't define operands to emit_operand.
4697 * genrecog.c (main): Don't emit an empty peephole2_insn function.
4699 * rtl.h (NOTE_BASIC_BLOCK): Use X0BBDEF.
4701 * alpha/alpha.h (normal_memory_operand): Declare.
4702 (reg_no_subreg_operand): Declare.
4703 * alpha/elf.h (ASM_DECLARE_OBJECT_NAME): Use HOST_WIDE_INT_PRINT_DEC.
4705 Thu Sep 2 10:19:20 1999 Richard Henderson <rth@cygnus.com>
4707 * c-parse.in (compstmt_primary_start): New, broken out of first
4708 part of compstmt handling in primary.
4709 (primary): Use it. Add an error clause.
4710 (compstmt_nostart): Renamed from compstmt; remove all
4711 initial invocations of compstmt_start.
4714 Thu Sep 2 01:35:50 1999 Marc Espie <espie@cvs.openbsd.org>
4716 * protoize.c (gen_aux_info_file): Let pexecute call choose_temp_base if
4719 Thu Sep 2 00:43:59 1999 Finn Hakansson <finn@axis.com>
4721 * combine.c (simplify_shift_const): Remove extra semicolon.
4722 * dwarf2out.c (remove_AT): Likewise.
4723 * expmed.c (expand_mult): Likewise.
4724 * gcov.c (create_program_flow_graph): Likewise.
4725 * reorg.c (mostly_true_jump): Likewise.
4727 Thu Sep 2 00:06:43 1999 Jeffrey A Law (law@cygnus.com)
4729 * fold-const.c (fold_range_test): Do not try to fold the range
4730 test if the rhs or lhs has side effects.
4732 * combine.c (simplify_rtx): Recognize another case of a synthesized
4735 * varasm.c (mark_constant_pool): When marking indirect references,
4736 only look at SYMBOL_REFs.
4738 * except.c (expand_fixup_region_end): Do not peek at
4739 INSN_UID (node->entry->outer_context) for flag_new_exceptions.
4741 Thu Sep 2 13:52:53 1999 Geoffrey Keating <geoffk@cygnus.com>
4743 * flags.h: New variables align_loops, align_loops_log,
4744 align_jumps, align_jumps_log, align_labels, align_labels_log,
4745 align_functions, align_functions_log.
4746 * toplev.c: Define them.
4747 (f_options): Handle -falign-* when they have no argument.
4748 (main): Add logic to set variables for -falign-functions,
4749 -falign-jumps, -falign-labels, -falign-loops.
4750 Make it -fsched-verbose=<n> and -finline-limit=<n>.
4751 (display_help): Change help to match options.
4752 * final.c (LABEL_ALIGN): Default to align_labels_log.
4753 (LABEL_ALIGN_MAX_SKIP): Default to align_labels-1.
4754 (LOOP_ALIGN): Default to align_loops_log.
4755 (LOOP_ALIGN_MAX_SKIP): Default to align_loops-1.
4756 (LABEL_ALIGN_AFTER_BARRIER): Default to align_jumps_log.
4757 (LABEL_ALIGN_AFTER_BARRIER_MAX_SKIP): Default to align_jumps-1.
4758 * varasm.c (assemble_start_function): Handle align_functions.
4760 * config/sparc/sparc.h: Don't declare sparc_align_*.
4761 Don't provide LABEL_ALIGN_AFTER_BARRIER or LOOP_ALIGN.
4762 (DEFAULT_SPARC_ALIGN_FUNCS): Delete; take functionality into
4764 (FUNCTION_BOUNDARY): Fix incorrect use---it's not just a request,
4766 * config/sparc/sparc.c: Delete sparc_align_loops,
4767 sparc_align_jumps, sparc_align_funcs and the corresponding string
4769 (sparc_override_options): Default align_functions on ultrasparc.
4770 Delete -malign-* handling.
4772 * config/mips/mips.c (override_options): On 64-bit targets,
4773 try to align code to 64-bit boundaries.
4774 (print_operand): New substitution, %~,
4775 which aligns labels to align_labels_log.
4776 * config/mips/mips.md (div_trap_normal): Use %~.
4777 (div_trap_mips16): Likewise.
4782 (ashldi3_internal): Likewise.
4783 (ashrdi3_internal): Likewise.
4784 (lshrdi3_internal): Likewise.
4785 (casesi_internal): Likewise.
4787 Wed Sep 1 21:13:48 1999 Richard Henderson <rth@cygnus.com>
4789 Merge new ia32 backend from the branch!
4791 * i386.h, i386.c, i386.md, reg-stack.c, i386/unix.h: Many changes.
4792 See ChangeLog.P2 on new_ia32_branch for details.
4794 * rtl.h (stack_regs_mentioned_p): Delete prototype.
4795 * i386/cygwin.h (SUBTARGET_PROLOGUE): No more do_rtl.
4796 * i386/win32.h (SUBTARGET_PROLOGUE): Likewise.
4797 * i386/gas.h (ASM_FILE_START): Define.
4798 * i386/winnt.c (i386_pe_valid_decl_attribute_p): Update
4799 for name change of ix86_valid_decl_attribute_p.
4800 (i386_pe_valid_type_attribute_p): Similarly.
4802 Wed Sep 1 18:21:23 1999 Richard Henderson <rth@cygnus.com>
4804 * emit-rtl.c (init_emit_once): Don't use GET_MODE_WIDER_MODE
4805 to step through CC modes.
4807 Wed Sep 1 20:18:06 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
4809 * regmove.c (fixup_match_1): Don't move INSN in front of P if
4810 it would end up in the shadow of a live flags regsiter.
4812 Wed Sep 1 11:32:00 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4814 * reload1.c: Fix many indentation problems.
4815 * reload.c: Likewise.
4817 Tue Aug 31 22:08:03 1999 Marc Espie <espie@cvs.openbsd.org>
4819 * alias.c (non_local_reference_p): Constify fmt.
4821 Tue Aug 31 23:19:35 1999 Michael Meissner <meissner@cygnus.com>
4823 * config/i386/xm-cygwin.h (HAVE_DOS_BASED_FILE_SYSTEM): Define.
4825 Tue Aug 31 16:44:52 1999 Jeffrey A Law (law@cygnus.com)
4827 * cse.c (delete_trivially_dead_insns): Do not delete stores to
4828 the internal_arg_pointer.
4830 Tue Aug 31 13:35:42 1999 Richard Henderson <rth@cygnus.com>
4832 Merge peephole2 from new_ia32_branch:
4833 * Makefile.in (STAGESTUFF): Add *.peephole2.
4834 (mostlyclean): Likewise.
4835 (recog.o): Depend on resource.h.
4837 * final.c (peephole): Conditionalize decl on HAVE_peephole.
4838 (final_scan_insn): Likewise for the invocation of peephole.
4839 * genconfig.c (main): Look for peephole and peephole2 patterns.
4840 Emit HAVE_peephole* accordingly.
4841 * genpeep.c (main): Conditionalize entire output on HAVE_peephole.
4842 * flags.h (flag_peephole2): Declare.
4843 * toplev.c: New pass peephole2. New flag -fpeephole2.
4845 * genattrtab.c (main): Count DEFINE_PEEPHOLE2.
4846 * gencodes.c (main): Likewise.
4847 * genextract.c (main): Likewise.
4848 * genoutput.c (main): Likewise.
4849 * genemit.c (max_operand_1): Look for the max scratch operand.
4850 (gen_rtx_scratch): New.
4851 (gen_exp): Use it, and pass on new arg subroutine_type.
4852 (gen_expand): Take max scratch into account.
4853 (gen_split): Emit peephole2 functions.
4854 (output_peephole2_scratch): New.
4855 (main): Include hard-reg-set.h and resource.h. Handle peephole2.
4856 * genrecog.c (routine_type): Add PEEPHOLE2.
4858 (make_insn_sequence): Match outer parallel for peep2. Discard
4859 top level scratches and dups.
4860 (add_to_sequence): New args insn_type and top. Update all callers.
4861 Handle toplevel peep2 matching insns.
4862 (write_subroutine): Handle peep2.
4863 (write_tree_1): Likewise.
4864 (write_tree): Likewise.
4866 (change_state): New arg afterward. Update all callers.
4867 Handle matching separate insns.
4868 * recog.c (recog_next_insn): New.
4869 (peephole2_optimize): New.
4870 * rtl.def (DEFINE_PEEPHOLE2): New.
4871 * resource.c (find_free_register): New argument last_insn. Use it
4872 to find a register available through the entire span.
4873 * resource.h (find_free_register): Update prototype.
4875 Tue Aug 31 11:51:06 1999 Jim Kingdon <http://developer.redhat.com>
4877 * i386.c (output_strlen_unroll): Don't write xops[7]
4878 label if it wasn't set.
4880 1999-08-31 12:44 -0700 Zack Weinberg <zack@bitmover.com>
4882 * cpplib.c (struct directive): Const-ify name pointer and
4883 function pointer prototype.
4884 (validate_else, do_define, do_line, do_include, do_undef,
4885 do_error, do_pragma, do_ident, do_if, do_xifdef, do_else,
4886 do_elif, do_endif, do_sccs, do_assert, do_unassert,
4887 do_warning): Const-ify second arg.
4888 (directive_table): Mark const. Reorder entries by frequency
4889 of usage, record statistics.
4891 1999-08-31 12:20 -0700 Zack Weinberg <zack@bitmover.com>
4893 * rtl.h (RTL_CHECK1, RTL_CHECK2): New macros which type- and
4894 bounds- check RTL accesses if --enable-checking.
4895 (RTVEC_ELT): Bounds check if --enable-checking.
4896 (XWINT, XINT, XSTR, XEXP, XVEC, XMODE, XBITMAP, XTREE,
4897 XBBDEF): Use RTL_CHECK1/RTL_CHECK2 as appropriate.
4898 (XVECEXP, XVECLEN): Define in terms of XVEC, RTVEC_ELT, and
4900 (X0WINT, X0INT, X0STR, X0EXP, X0VEC, X0MODE, X0BITMAP, X0TREE,
4901 X0BBDEF, X0ADVFLAGS): New macros for accessing '0' slots of RTXes.
4903 (ADDR_DIFF_VEC_FLAGS): Use X0ADVFLAGS.
4904 (NOTE_SOURCE_FILE): Use X0STR.
4905 (NOTE_BLOCK_NUMBER, NOTE_EH_HANDLER, LABEL_NUSES,
4906 MEM_ALIAS_SET): Use X0INT.
4907 (NOTE_RANGE_INFO, NOTE_LIVE_INFO, NOTE_BASIC_BLOCK,
4908 JUMP_LABEL, LABEL_REFS, LABEL_NEXTREF, CONTAINING_INSN):
4910 * real.h (CONST_DOUBLE_CHAIN): Use X0EXP.
4911 * rtl.c (copy_rtx, copy_most_rtx): Copy '0' slots with X0WINT.
4912 (rtl_check_failed_bounds, rtl_check_failed_type1,
4913 rtl_check_failed_type2, rtvec_check_failed_bounds): New
4915 (fancy_abort): Fix comment.
4917 * cse.c (canon_hash): Read CONST_DOUBLE data slots with XWINT.
4918 (cse_insn): Decrement LABEL_NUSES for jump target before
4920 * emit-rtl.c (gen_rtx_CONST_DOUBLE): Use X0EXP for slot 1.
4921 * final.c (alter_subreg): Compute regno before changing x to
4922 REG; set REGNO(x) after changing it.
4923 * flow.c (count_basic_blocks): Use XWINT to inspect EH_REGION
4924 notes containing CONST_INTs.
4925 (delete_eh_regions): Use NOTE_EH_HANDLER.
4926 * function.c (put_reg_into_stack): Make reg a MEM before
4928 (fixup_var_refs_insns): Save REG_NOTES (insn) in case we
4930 (gen_mem_addressof): Make reg a MEM before initializing it.
4931 * integrate.c (copy_rtx_and_substitute): Copy '0' slots with
4933 * local-alloc.c (update_equiv_regs): Zap REG_NOTES before
4934 deleting an insn, not after.
4935 (block_alloc): Only look at PATTERN(insn) if we have to, and
4936 only if it's format class 'i'.
4937 * loop.c (check_dbra_loop): Check bl->biv->add_val is a
4938 CONST_INT before using its INTVAL.
4939 * print-rtl.c (print_rtx): Use X0STR.
4940 * regmove.c (fixup_match_1): Don't look at PATTERN of
4941 non-class-'i' insn chain elements.
4942 * reload.c (loc_mentioned_in_p): Take address of
4943 in->fld[1].rtx directly.
4944 * reload1.c (reload): Change reg to a MEM before initializing
4946 * varasm.c (mark_constant_pool): Skip CONST_DOUBLES, which
4948 * config/i386/i386.md (decrement_and_branch_if_zero): Fix typo.
4950 Fri Aug 20 13:43:41 1999 Andrew Haley <aph@cygnus.com>
4952 * config/mips/mips.c (machine_dependent_reorg): Force a
4953 barrier to output the local constant pool if a barrier hasn't
4954 been found at a natural point in the instruction stream.
4956 Mon Aug 30 22:04:36 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4958 * c-parse.in (language_string): Constify.
4960 * dwarf2out.c (language_string): Remove declaration.
4962 * dwarfout.c (language_string): Likewise.
4964 * toplev.c (language_string, init_parse, finish_parse): Likewise.
4966 * tree.h (language_string, init_parse, finish_parse): Declare.
4968 * i386/sun386.h (language_string): Remove declaration.
4970 * mips.h (language_string): Likewise.
4972 * nextstep.h (language_string): Likewise.
4974 * nextstep21.h (language_string): Likewise.
4976 * rs6000.c (language_string): Likewise.
4978 Mon Aug 30 20:56:08 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4980 * Makefile.in (OBJS, PROTO_OBJS): Remove getpwd.o.
4981 (getpwd.o): Remove target.
4983 * getpwd.c: Delete file. Its in libiberty now.
4985 * dbxout.c (getpwd): Don't prototype.
4986 * dwarf2out.c (getpwd): Likewise
4987 * dwarfout.c (getpwd): Likewise
4988 * final.c (getpwd): Likewise.
4989 * protoize.c (getpwd): Likewise.
4991 Mon Aug 30 20:21:34 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4993 * cse.c: (fold_rtx): Cast to HOST_WIDE_INT in left shift.
4995 Mon Aug 30 16:07:49 1999 Richard Henderson <rth@cygnus.com>
4997 * flow.c (new_insn_dead_notes): Use sets_reg_or_subreg not
5000 Mon Aug 30 12:23:53 1999 Jim Wilson <wilson@cygnus.com>
5002 * fixinc/Makefile.in (subdir): New.
5003 (fixincl.x, inclhack.sh, fixincl.sh): Use cp instead of $(CP).
5006 Mon Aug 30 01:02:09 1999 Jeffrey A Law (law@cygnus.com)
5008 * emit-rtl.c (copy_rtx_if_shared): A MEM which references
5009 virtual_stack_vars_rtx or virtual_incoming_args_rtx can not
5012 * invoke.texi: Fix typo.
5014 * dwarf2out.c (mem_loc_descriptor): New argument MODE. All callers
5015 changed. Handle autoincrement addressing modes.
5017 * integrate.c (copy_rtx_and_substitute): Handle internal_arg_pointer
5018 just like we would the virtual incoming args register when
5021 Sun Aug 29 23:17:54 1999 David Edelsohn <edelsohn@gnu.org>
5023 * rs6000.h (ASM_FILE_START): Specify complete filename, including
5024 path, in .file directive.
5026 Sun Aug 29 05:06:43 1999 Russ Allbery <rra@stanford.edu>
5028 * gcc.texi (External Bugs): Remove obsolete note about Perl on
5031 1999-08-29 08:38 -0700 Zack Weinberg <zack@bitmover.com>
5033 * stdbool.h: Make the typedef name _Bool, with bool a #defined
5036 Sun Aug 29 09:36:50 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5038 * tree.c (tree_code_name): Constify a char*.
5040 * tree.h (tree_code_name, decl_printable_name): Likewise.
5042 * function.h (struct function): Likewise.
5044 * toplev.c (decl_name, decl_printable_name): Likewise.
5046 * vax/vms.h (MAYBE_VMS_FUNCTION_PROLOGUE): Likewise.
5048 * objc/objc-act.c (decl_printable_name): Remove redundant prototype.
5049 (init_objc): Remove function pointer cast.
5051 Sun Aug 29 05:01:17 1999 John David Anglin <dave@hiauly1.hia.nrc.ca>
5053 * pa.md (interspace_jump): New pattern.
5054 (builtin_longjmp): New expander.
5056 1999-08-29 Bernd Schmidt <bernds@cygnus.co.uk>
5058 * fp-bit.c (add, sub, multiply, divide, compare, _eq_f2, _ne_f2,
5059 _gt_f2, _ge_f2, _lt_f2, _le_f2, float_to_si, float_to_usi, negate,
5060 sf_to_df, df_to_sf): Fix potential problem with alias analysis.
5062 Sun Aug 29 04:30:52 1999 John Wehle (john@feith.com)
5064 * jump.c (delete_prior_computation): Also check calls
5065 to constant functions. Don't bother checking for a
5066 REG_UNUSED note before adding it.
5067 (delete_computation): Handle multi-word hard registers
5068 when synthesizing missing REG_DEAD notes for a register
5069 which is both set and used by an insn.
5071 1999-08-29 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
5073 * loop.c (this_loop_info): New variable.
5074 (loop_has_call, loop_has_volatile, loop_has_tablejump,
5075 loop_continue, loops_enclosed): Replace with fields in this_loop_info.
5077 (prescan_loop, strength_reduce): New argument loop_info. All callers
5079 (scan_loop): New variable loop_info, initialise to address of
5081 (prescan_loop): Set loop_info->vtop if find NOTE_INSN_LOOP_VTOP.
5082 Delete variable loop_has_multiple_exit targets and replace with
5083 field in this_loop_info.
5084 (find_and_verify_loops): Rename this_loop to this_loop_num.
5085 (strength_reduce): Delete loop_iteration_info. Replace variable
5086 loop_info with function argument of same name.
5087 (insert_bct): Rework test for loop being completely unrolled.
5089 * loop.h (struct loop_info): New fields num, loops_enclosed,
5090 has_call, has_volatile, has_tablejump, has_multiple_exit_targets,
5091 has_indirect_jump, and cont. Redefine use of unroll_number.
5092 (loop_unroll_number): Delete.
5094 * unroll.c (unroll_loop): Store loop unroll count in unroll_number
5096 (loop_iterations): Delete variable vtop and instead use
5097 loop_info->vtop computed in prescan_loop.
5099 Sun Aug 29 03:27:23 1999 Scott Weikart <scott@igc.apc.org>
5101 * fix-header.c (main): Do not pass a null pointer to strcmp.
5103 Sun Aug 29 03:18:48 1999 William Bader (william@nscs.fast.net)
5105 * configure.in (i[34567]86-*-sco3.2v4*): Target does not truncate
5107 * configure: Rebuilt.
5109 Sat Aug 28 19:36:05 1999 Jeffrey A Law (law@cygnus.com)
5111 * jump.c (jump_optimize_1): Do not delete assignments to
5112 internal_arg_pointer.
5113 * cse.c (delete_trivially_dead_insns): Always consider a set of
5114 the internal_arg_pointer live.
5116 Sat Aug 28 16:24:31 1999 Richard Henderson <rth@cygnus.com>
5118 * flow.c (flow_delete_insn_chain): Rename from delete_insn_chain.
5119 (update_life_info) [REG_WAS_0]: Search the original insns rather
5120 than the new insns for the note. Fix typos finding note_dest.
5121 If no dest found, discard the note rather than abort.
5122 [REG_NOALIAS]: Handle as REG_NO_CONFLICT.
5123 (replace_insns): Remove the old insn list after update_life_info
5126 Sat Aug 28 16:20:12 1999 Richard Henderson <rth@cygnus.com>
5128 * haifa-sched.c (sched_analyze): Clear LOG_LINKS before calling
5130 (sched_analyze_1): Let add_dependence care for not adding dups.
5131 (sched_analyze_2): Likewise.
5132 (add_branch_dependences): Likewise.
5134 Sat Aug 28 15:58:16 1999 Mumit Khan <khan@xraylith.wisc.edu>
5136 * i386/winnt.c (export_list): New type.
5137 (exports_head): Rename to
5138 (export_head): this.
5139 (i386_pe_record_exported_symbol): Add is_data flag.
5140 (i386_pe_asm_file_end): Emit directive for exported variables.
5141 * i386/cygwin.h (i386_pe_record_exported_symbol): Update
5143 * i386/cygwin.h (ASM_OUTPUT_COMMON): Specify symbol type.
5144 (ASM_DECLARE_OBJECT_NAME): Likewise.
5145 (ASM_DECLARE_FUNCTION_NAME): Likewise.
5146 * i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
5148 Fri Aug 27 15:35:24 1999 Jeffrey A Law (law@cygnus.com)
5150 * cse.c (fold_rtx): Work around bug in Sun V5.0 compilers.
5152 * pa.c (emit_move_sequence): Do not stop on SUBREG_WORD of an
5155 Fri Aug 27 14:01:19 1999 Marc Espie <espie@cvs.openbsd.org>
5157 * config/openbsd.h: Define SET_ASM_OP.
5158 * tm.texi: cross-reference SET_ASM_OP in the index.
5160 1999-08-27 13:27 -0700 Zack Weinberg <zack@bitmover.com>
5162 * rtl.c: Define CONST_DOUBLE_FORMAT to the appropriate format
5163 for a CONST_DOUBLE, at compile time. Initialize rtx_length
5164 and class_narrowest_mode at compile time. Kill init_rtl.
5165 Mark rtx_length, mode_class, mode_size, mode_unit_size,
5166 mode_wider_mode, mode_mask_array, class_narrowest_mode, and
5167 rtx_format as const. Kill all references to EXTRA_CC_MODES or
5169 * rtl.def (CONST_DOUBLE): Use CONST_DOUBLE_FORMAT macro for
5171 * rtl.h: Declare rtx_length and rtx_format as const.
5172 * machmode.def: Define CC(). Use CC() to define CCmode. If
5173 EXTRA_CC_MODES is defined, expand it here.
5174 * machmode.h: Declare mode_class, mode_size, mode_unit_size,
5175 mode_wider_mode, mode_mask_array, and class_narrowest_mode as
5176 const. Kill all references to EXTRA_CC_MODES.
5178 * toplev.c: Don't prototype or call init_rtl.
5179 * optabs.c: Don't call init_mov_optab.
5180 * genemit.c: Don't generate init_mov_optab. Don't call
5182 * gengenrtl.c: Duplicate calculation of CONST_DOUBLE_FORMAT
5184 * genattr.c, genattrtab.c, gencodes.c, genconfig.c,
5185 genextract.c, genflags.c, genopinit.c, genoutput.c, genpeep.c,
5186 genrecog.c: Don't call init_rtl.
5188 * arc.h, arm.h, c4x.h, i386.h, i960.h, m88k.h, pa.h, pdp11.h,
5189 rs6000.h, sparc.h: Don't define EXTRA_CC_NAMES. Use CC() in
5190 definition of EXTRA_CC_MODES.
5192 * md.texi: Kill ref to EXTRA_CC_NAMES.
5193 * tm.texi: Document new way to define EXTRA_CC_MODES.
5195 * genrecog.c: Do not look up the name of a define_split.
5198 Fri Aug 27 17:03:42 1999 Nick Clifton <nickc@cygnus.com>
5200 * config/v850/v850.md: Fix typo introduced by previous delta.
5202 Fri Aug 27 09:48:59 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5204 * gcc.c (fatal): Make definition static to match prototype.
5206 Fri Aug 27 10:33:35 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5208 * combine.c (get_last_value): Don't look for earlier sets if the last
5209 known set is somewhere in between the insns being combined.
5211 Fri Aug 27 10:03:12 BST 1999 Nathan Sidwell <nathan@acm.org>
5213 * configure.in: Don't use shell ! to negate exit codes
5214 * configure: Regenerate
5216 Fri Aug 27 09:36:17 1999 Andreas Schwab <schwab@suse.de>
5218 * function.c (assign_stack_temp_for_type): Fix change of Mar 5 for
5219 the fact that ALIGN is measured in bits, not bytes.
5221 1999-08-27 00:27 -0700 Zack Weinberg <zack@bitmover.com>
5223 * errors.c: New file; defines functions error, warning, and
5224 fatal, variables have_error and progname.
5225 * errors.h: New file; prototypes and decls for stuff in errors.c.
5227 * Makefile: Add rules to build errors.o and
5228 $(HOST_PREFIX)errors.o. Link genconfig, gencodes, genemit,
5229 genopinit, genrecog, genextract, genpeep, genattr, and
5230 genoutput with errors.o. Add errors.h to deps of genconfig.o,
5231 gencodes.o, genemit.o, genopinit.o, genrecog.o, genextract.o,
5232 genpeep.o, genattr.o, and genoutput.o.
5234 * genconfig.c, gencodes.c, genemit.c, genopinit.c, genrecog.c,
5235 genextract.c, genpeep.c, genattr.c: Include errors.h. Don't
5236 define or prototype fatal. Set progname at beginning of main.
5237 * genoutput.c: Likewise, and don't define or prototype error
5240 * c-typeck.c (c_expand_start_case): Return immediately if exp
5242 * fold-const.c (operand_equal_p): Return immediately if arg1
5243 or arg0 are ERROR_MARKs.
5244 * stor-layout.c (layout_type [case RECORD_TYPE]): Ignore
5245 fields of type ERROR_MARK when calculating if the record can
5248 Fri Aug 27 01:03:48 1999 Jim Kingdon <http://developer.redhat.com>
5249 with much help from Jeffrey A Law and Richard Henderson
5251 * i386.md: In the 6 insns which call output_fix_trunc,
5252 earlyclobber operands[0].
5254 Fri Aug 27 01:01:51 1999 Philip Blundell <pb@nexus.co.uk>
5256 * jump.c (duplicate_loop_exit_test): Call reg_scan_update after
5257 creating new registers.
5259 1999-08-26 23:09 -0700 Zack Weinberg <zack@bitmover.com>
5261 * i386.h: Declare ix86_cpu_string, ix86_arch_string,
5262 i386_reg_alloc_order, i386_regparm_string,
5263 i386_align_loops_string, i386_align_jumps_string,
5264 i386_align_funcs_string, i386_preferred_stack_boundary_string,
5265 and i386_branch_cost_string as type "const char *".
5266 * i386.c: Define all above strings as type "const char *".
5268 Thu Aug 26 20:36:30 1999 Jim Wilson <wilson@cygnus.com>
5270 * dwarf2out.c (output_aranges): Check DWARF_OFFSET_SIZE not PTR_SIZE
5271 when emitting alignment padding. Emit padding byte of 0 instead of 4.
5273 Thu Aug 26 18:11:20 1999 Mark Mitchell <mark@codesourcery.com>
5275 * tree.c (array_type_nelts): Don't create RTL_EXPRs from
5276 SAVE_EXPRs unless the SAVE_EXPRs have already been expanded.
5278 Thu Aug 26 19:33:23 1999 Jim Wilson <wilson@cygnus.com>
5280 * dwarf2out.c (DWARF2_ASM_LINE_DEBUG_INFO): Add default definition.
5281 (debug_dwarf): Add DWARF2_ASM_LINE_DEBUG_INFO support.
5282 (dwarf2out_line, dwarf2out_finish): Likewise.
5283 * tm.texi (DWARF2_ASM_LINE_DEBUG_INFO): Add documetation.
5285 Thu Aug 26 16:10:56 1999 Gavin Romig-Koch <gavin@cygnus.com>
5287 * tree.c (lang_unsave_expr_now) : Correct return type.
5288 * tree.h (lang_unsave_expr_now) : Same.
5290 Thu Aug 26 13:12:29 1999 Jeffrey A Law (law@cygnus.com)
5292 * pa.c (cint_ok_for_move): Use CONST_INT_OK_FOR_LETTER_P macros
5293 instead of duplicating code.
5295 Thu Aug 26 18:32:32 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5297 * gcse.c (hash_scan_insn): Don't scan obvious no-ops.
5299 1999-08-26 09:42 -0700 Zack Weinberg <zack@bitmover.com>
5301 * tree.h: fancy_abort always takes three args.
5302 * resource.c: Move include of system.h before toplev.h.
5304 Thu Aug 26 09:46:16 1999 Nick Clifton <nickc@cygnus.com>
5306 * dwarf2out.c (mem_loc_descriptor): Accept LABEL_REFs as well
5309 1999-08-25 22:10 -0700 Zack Weinberg <zack@bitmover.com>
5311 * system.h: Don't redefine abort or trim_filename.
5312 * rtl.h: Define abort to fancy_abort (__FILE__, __LINE__, 0)
5313 or fancy_abort (__FILE__, __LINE__, __FUNCTION__) depending on
5314 whether or not __FUNCTION__ is available.
5315 * tree.h: Duplicate rtl.h's definition of abort, for files
5316 that don't include rtl.h. Delete all code to perform type
5317 checking with a compiler other than GCC.
5318 * varray.h: Delete all code to perform type checking with a
5319 compiler other than GCC. Make VARRAY_CHECK() always evaluate
5320 its arguments exactly once, using a statement expression.
5321 Adjust the VARRAY_<type> accessor macros to match.
5322 * toplev.h (fatal_insn, fatal_insn_not_found): Kill.
5323 (_fatal_insn, _fatal_insn_not_found): New fns, take info on
5324 caller's location. Define fatal_insn and fatal_insn_not_found
5325 as macros that use _fatal_insn and _fatal_insn_not_found.
5326 (fancy_abort, trim_filename): Kill prototypes.
5328 * rtl.c (trim_filename): Move here from toplev.c.
5329 (fancy_abort): New function.
5330 (DIR_SEPARATOR): Provide default definition.
5331 * tree.c (tree_check_failed, tree_class_check_failed): Go
5332 through fancy_abort.
5333 (tree_check, tree_class_check, cst_or_constructor_check,
5334 expr_check): Delete.
5335 * varray.c (varray_check_failed): New function.
5336 * toplev.c (fatal_insn, fatal_insn_not_found): Replace with
5337 _fatal_insn and _fatal_insn_not_found. Go through
5339 (trim_filename, fancy_abort): Delete.
5341 * builtins.c (expand_builtin_args_info): Report ICE with abort.
5342 * except.c (start_catch_handler): Report ICE with error/abort
5344 * final.c (output_operand_lossage): Likewise.
5345 * flow.c (verify_flow_info): Likewise.
5347 * gcc.c: Prototype fatal.
5348 * gengenrtl.c: Undef abort after including rtl.h not system.h.
5349 * genattr.c, genattrtab.c, genemit.c, genextract.c,
5350 genflags.c, genopinit.c, genoutput.c, genpeep.c, genrecog.c:
5351 Don't define fancy_abort.
5353 Wed Aug 25 17:56:59 1999 Richard Henderson <rth@cygnus.com>
5355 * optabs.c (emit_cmp_and_jump_insns): Be more thorough in
5358 Wed Aug 25 15:35:55 1999 Richard Henderson <rth@cygnus.com>
5360 * m88k.h (VERSION_INFO2): Kill.
5361 (VERSION_STRING): Kill.
5363 (VERSION_INFO1): Tidy.
5364 (TARGET_VERSION): Update.
5365 * m88k/dgux.h (VERSION_INFO2): Kill.
5366 (ASM_FIRST_LINE): Adjust for death of VERSION_STRING.
5367 * m88k/luna.h (VERSION_INFO1): Tidy.
5368 * m88k/sysv4.h (VERSION_INFO1): Likewise.
5369 * m88k.c (out_rcs_id, tm_rcs_id): Kill.
5370 (output_file_start): Adjust for death of VERSION_STRING.
5372 1999-08-25 13:51 -0700 Jim Meyering <meyering@ascend.com>
5374 * cpplib.c (detect_if_not_defined): New function.
5375 (do_if): Use it to detect potential once-only headers.
5377 Wed Aug 25 14:00:18 1999 Jason Merrill <jason@yorick.cygnus.com>
5379 * c-common.c (combine_strings): Always set TREE_CONSTANT.
5381 Wed Aug 25 15:27:22 1999 Gavin Romig-Koch <gavin@cygnus.com>
5383 * combine.c (nonzero_bits) : Allow single-ly set registers to be
5384 anywere in the function only if they are pseudos and set before
5385 being used (not live at the start of the function).
5386 (num_sign_bit_copies) : Same.
5387 (get_last_value_validate) : Same.
5388 (get_last_value) : Same.
5390 Wed Aug 25 11:13:29 1999 Richard Henderson <rth@cygnus.com>
5392 * loop.c (express_from): Try harder to unify (* c N) and (* c M)
5393 where N and M are constant and N is an integer multiple of M.
5395 Wed Aug 25 13:55:47 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
5397 * sbitmap.h (sbitmap_intersection_of_succs): Add prototype.
5398 (sbitmap_intersection_of_preds, sbitmap_union_of_succs,
5399 sbitmap_union_of_preds): Add prototypes.
5400 * sbitmap.c (sbitmap_intersection_of_succs): New function to compute
5401 the intersection of successors with the new flow graph structures.
5402 (sbitmap_intersection_of_preds): New function to compute the
5403 intersection of predecessors with the new flow graph structures.
5404 (sbitmap_union_of_succs): New function to compute the union of
5405 successors with the new flow graph structures.
5406 (sbitmap_union_of_preds): New function to compute the union of
5407 predecessors with the new flow graph structures.
5408 * gcse.c (compute_rdm, compute_available): Use new sbitmap routines.
5409 (expr_reaches_here_p): Use edge and basic_block structures instead
5410 of s_preds and s_succs.
5411 (compute_cprop_avinout): Use new sbitmap routines.
5412 (pre_expr_reaches_here_p): Use edge and basic_block structures instead
5413 of s_preds and s_succs.
5414 * flow.c (compute_flow_dominators): Compute dominators using
5415 edges and basic blocks instead of s_preds and s_succs.
5417 Wed Aug 25 13:41:47 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
5419 * lists.c (unused_insn_list, unused_expr_list): New file for
5420 maintaining various types of lists. New statics for maintaining a
5421 cache of available INSN_LIST and EXPR_LIST nodes.
5422 (free_list): Static function for freeing a list of INSN/EXPR nodes.
5423 (alloc_INSN_LIST): Function to get a free INSN_LIST node.
5424 (alloc_EXPR_LIST): Function to get a free EXPR_LIST node.
5425 (init_EXPR_INSN_LIST_cache): Initialize the cache lists.
5426 (free_EXPR_LIST_list): Free an entire list of EXPR_LIST nodes.
5427 (free_INSN_LIST_list): Free an entire list of INSN_LIST nodes.
5428 (free_EXPR_LIST_node): Free an individual EXPR_LIST node.
5429 (free_INSN_LIST_node): Free an individual INSN_LIST node.
5430 * haifa-sched.c (unused_insn_list, unused_expr_list): Moved to flow.c
5431 (free_list, alloc_INSN_LIST, alloc_EXPR_LIST): Moved to flow.c
5432 (remove_dependence, free_pending_lists): Use new global routines.
5433 (flush_pending_lists, sched_analyze_insn): Use new global routines.
5434 (sched_analyze, compute_block_backward_dependences): Use new routines.
5435 (sched_analyze_1, sched_analyze_2): Use new routines.
5436 (schedule_insns): Use new global routines.
5437 * rtl.h (init_EXPR_INSN_LIST_cache, free_EXPR_LIST_list): Add function
5439 (free_INSN_LIST_list, free_EXPR_LIST_node): Add prototypes.
5440 (free_INSN_LIST_node, alloc_INSN_LIST, alloc_EXPR_LIST): Add function
5442 * toplev.c (rest_of_compilation): Initialize node cache.
5443 * Makefile.in (OBJS): Add lists.o to list of object files.
5444 (lists.o): Add dependancies.
5446 Wed Aug 25 17:31:56 1999 Nick Clifton <nickc@cygnus.com>
5448 * config/v850/v850.md: Fix compile time warning messages.
5449 * config/v850/v850.c: Fix compile time warning messages.
5450 * config/v850/v850.h: Fix compile time warning messages.
5452 Wed Aug 25 09:44:43 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5454 * genattr.c (gen_attr): Add prototype arguments for get_attr_*().
5455 Remove unused prototype for `init_lengths'.
5457 Wed Aug 25 09:32:31 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5459 * calls.c (emit_call_1): Mark parameter `stack_size' with
5461 (expand_call): Initialize variable `insn'.
5462 (emit_library_call): Likewise for variable `high_to_save'.
5463 (emit_library_call_value): Likewise.
5464 (store_one_arg): Likewise for variables `lower_bound' and
5467 * combine.c (try_combine): Likewise for variables `i2_code_number'
5468 and `other_code_number'.
5469 (find_split_point): Likewise for variables `pos', `unsignedp' and
5471 (simplify_if_then_else): Likewise for variables `op' and `c1'.
5472 (simplify_and_const_int): Remove unused variable `width'.
5473 (merge_outer_ops): Likewise.
5475 * cse.c (simplify_binary_operation): Cast an INTVAL() to `unsigned
5476 HOST_WIDE_INT' when comparing against one.
5477 (simplify_relational_operation): Likewise.
5478 (cse_insn): Initialize variables `src_eqv_volatile',
5479 `src_eqv_in_memory', `src_eqv_in_struct', `src_eqv_hash' and `sets'.
5481 * final.c (init_final): Constify parameter `filename'.
5482 (final_start_function): Mark parameter `optimize' with
5484 (profile_function): Likewise for parameters `first' and `optimize'.
5485 (output_source_line): Likewise for parameter `file'.
5487 * integrate.c (subst_constants): Cast a value to `size_t' when
5488 comparing against one.
5489 (mark_stores): Initialize variable `mode'. Cast a value to
5490 `size_t' when comparing against one.
5492 * integrate.h (MAYBE_EXTEND_CONST_EQUIV_VARRAY): Likewise.
5494 * loop.c (move_movables): Initialize variable `first'.
5495 (strength_reduce): Likewise for variable `increment'.
5496 (check_dbra_loop): Likewise for variable `comparison_val'. Cast a
5497 value to `size_t' when comparing against one.
5498 (load_mems): Initialize variable `end_label'.
5500 * output.h (init_final): Constify parameter.
5502 * reload.c (decompose): Initialize variable `base'.
5504 * reload1.c (reload): Likewise for variable `is_scalar'.
5505 (spill_hard_reg): Mark parameter `dumpfile' with ATTRIBUTE_UNUSED.
5506 (choose_reload_regs): Initialize variable `mode'.
5507 (emit_reload_insns): Likewise for variable `store_insn'.
5508 (reload_cse_noop_set_p): Mark parameter `insn' with
5510 (reload_combine): Initialize variable `set'.
5512 * unroll.c (unroll_loop): Likewise for variable `local_label'.
5513 (copy_loop_body): Cast a value to `size_t' when comparing against
5516 * varasm.c (assemble_variable): Initialize variable `size_tree'.
5517 (const_hash): Add an `else abort()' in an if-else-if-else sequence.
5518 (remove_from_pending_weak_list): Mark parameter `name' with
5521 Wed Aug 25 11:18:39 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5523 * toplev.c (rest_of_compilation): Use decl_printable_name when opening
5526 Wed Aug 25 10:57:12 1999 Nick Clifton <nickc@cygnus.com>
5528 * config/arm/telf.h (ASM_WEAKEN_LABEL): Define.
5529 (ASM_DECLARE_FUNCTION_NAME): Define.
5530 (TYPE_ASM_OP, SIZE_ASM_OP, TYPE_OPERAND_FORMAT,
5531 ASM_DECLARE_RESULT, ASM_DECLARE_OBJECT_NAME,
5532 ASM_FINISH_DECLARE_OBJECT, ASM_DECLARE_FUNCTION_SIZE): Define if
5533 not already defined.
5535 Wed Aug 25 01:36:11 1999 John David Anglin <dave@hiauly1.hia.nrc.ca>
5537 * calls.c (emit_call_1): Use call_pop/call_value_pop for all values
5538 of n_popped when call/call_value are not defined.
5540 Wed Aug 25 01:25:14 1999 Jeffrey A Law (law@cygnus.com)
5542 * tm.texi: GNU CC -> GCC conversion.
5543 (CC1_SPEC): Indicate it is used for all language front ends.
5545 Tue Aug 24 23:43:03 1999 Mark Mitchell <mark@codesourcery.com>
5547 * flow.c (delete_block): Spell NOTE_INSN_EH_REGION_BEG and
5548 NOTE_INSN_EH_REGION_END correctly.
5550 Tue Aug 24 23:26:44 1999 Michael Tiemann <tiemann@holodeck.cygnus.com>
5551 Jeff Law <law@cygnus.com>
5553 * loop.c (strength_reduce): Automatically unroll loops if the
5554 unrolled loop size is smaller than the rolled loop size.
5556 * loop.c (insert_bct): Replace use of sdiv_optab with asr_optab
5557 and delete comment that code should be rewritten.
5559 Tue Aug 24 22:56:35 1999 Jeffrey A Law (law@cygnus.com)
5561 * haifa-sched.c (find_rgns): Mark a block found during the DFS search
5564 * haifa-sched.c (get_visual_tbl_length): Fix off-by-one error.
5566 Tue Aug 24 22:41:06 1999 Mumit Khan <khan@xraylith.wisc.edu>
5568 * fixinc/mkfixinc.sh: Don't fix uwin headers.
5569 * i386/uwin.h (MD_STARTFILE_PREFIX): Define.
5570 (LINK_SPEC): Add -u _main when building executables.
5571 (ASM_DECLARE_FUNCTION): Update from Cygwin.
5572 (ASM_FILE_END): Use the default for ix86-pe.
5573 * i386/xm-uwin.h (HAVE_BCOPY): Undefine.
5575 Tue Aug 24 20:49:47 1999 Art Haas <ahaas@neosoft.com>
5577 * final.c (output_addr_const): Handle case where ASM_OPEN_PAREN
5578 and ASM_CLOSE_PAREN are empty strings.
5580 Wed Aug 25 12:46:22 1999 Fred Fish <fnf@cygnus.com>
5581 Geoffrey Keating <geoffk@cygnus.com>
5583 * Makefile.in (PREPROCESSOR_DEFINES): New macro.
5584 (protoize.o): Use PREPROCESSOR_DEFINES and DRIVER_DEFINES.
5585 (unprotoize.o): Ditto.
5586 (test-protoize-simple): Don't define STD_PROTO_DIR.
5587 * protoize.c: Use PARAMS rather than PROTO. Minor whitespace
5588 changes to make 'test-protoize-simple' pass.
5589 (STD_PROTO_DIR): Remove define.
5590 (STANDARD_EXEC_PREFIX): Supply default define.
5591 (standard_exec_prefix): New variable, init to STANDARD_EXEC_PREFIX.
5592 (target_machine): New variable, init to DEFAULT_TARGET_MACHINE.
5593 (target_version): New variable, init to DEFAULT_TARGET_VERSION.
5594 (GET_ENV_PATH_LIST): New macro.
5595 (default_syscalls_dir): No longer initialized to STD_PROTO_DIR.
5596 (do_processing): Initialize default_syscalls_dir using new
5597 macros. Use it to initialize syscalls_absolute_filename.
5599 Tue Aug 24 16:58:15 1999 Richard Henderson <rth@cygnus.com>
5601 * jump.c (jump_optimize_1): Do cmov opt on any single-set; force
5602 B into a register before emit_conditional_move.
5604 Tue Aug 24 15:37:03 1999 Richard Henderson <rth@cygnus.com>
5606 * fold-const.c (fold): Reassociate (+ (+ (* a b) c) (* d e))
5607 as (+ (+ (* a b) (* d e)) c). Factor a common power-of-two
5608 multiplicand out of (+ (* a b) (* c d)).
5610 Tue Aug 24 11:46:10 1999 Bob Manson <manson@cygnus.com>
5611 Richard Henderson <rth@cygnus.com>
5613 * haifa-sched.c (split_hard_reg_notes): Move to flow.c
5614 (new_insn_dead_notes): Likewise.
5615 (update_n_sets): Likewise.
5616 (update_flow_info): Move to flow.c, renamed to update_life_info;
5617 extend to handle multiple source insns.
5618 * flow.c: Include resource.h
5619 (unlink_insn_chain): New.
5620 (split_hard_reg_notes): New.
5621 (maybe_add_dead_note): New.
5622 (maybe_add_dead_note_use): New.
5623 (find_insn_with_note): New.
5624 (new_insn_dead_notes): New.
5625 (update_n_sets): New.
5626 (sets_reg_or_subreg_1, sets_reg_or_subreg): New.
5627 (maybe_remove_dead_notes): New.
5628 (update_life_info): New.
5629 (prepend_reg_notes): New.
5630 (replace_insns): New.
5631 * output.h (update_life_info): Declare.
5632 * recog.c (split_block_insns): Use update_life_info.
5633 * resource.c (find_free_register): Use reg_alloc_order, don't use
5634 fixed regs, make sure the mode is supported, don't use new regs.
5636 * rtl.h (replace_insns): Declare.
5638 Tue Aug 24 13:48:39 1999 Nathan Sidwell <nathan@acm.org>
5640 * expr.c (expand_expr): Cope with COND_EXPRs with one
5641 non-returning branch.
5643 Mon Aug 23 22:28:16 1999 Mark Mitchell <mark@codesourcery.com>
5645 * expr.c (store_expr): Always pass down the target, even when not
5648 1999-08-24 Nick Clifton <nickc@cygnus.com>
5650 * configure.in: Define target_cpu_default for v850 targets.
5651 * configure: Regenerate
5653 * config/v850/v850.h (TARGET_CPU_generic): Define.
5654 (GO_IF_LEGITIMATE_ADDRESS): Insist that SImode and larger constant
5655 addresses are 4 byte aligned.
5657 * config/v850/v850.c (print_operand): Cope with 'R' format DFmode
5660 Tue Aug 24 09:32:07 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5662 * genattr.c (function_unit_desc): Constify a char*. Add prototype.
5663 (main): Add prototypes.
5665 * genattrtab.c (substitute_address, write_const_num_delay_slots,
5666 attr_eq, attr_numeral, attr_equal_p, attr_copy_rtx): Prototype.
5667 (write_attr_get): Emit prototypes along with function definition.
5668 (write_eligible_delay): Mark a parameter with ATTRIBUTE_UNUSED.
5669 (write_complex_function): Emit static prototype along with
5670 function definition.
5672 * genemit.c (gen_split): Emit prototypes along with function
5675 * genoutput.c (output_epilogue): Add prototype to `insn_outfun'.
5676 Likewise for predicates and `insn_operand_predicate'.
5677 (process_template): Emit static prototype along with function
5680 * genrecog.c (make_insn_sequence): Constify a char*. Add
5681 prototypes for get_split_*().
5682 (write_subroutine): Emit prototypes along with function
5685 Tue Aug 24 12:35:20 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5687 * gcse.c (find_avail_set): Follow chains of register-register copies.
5688 Use oprs_not_set_p to guarantee that the returned value can be
5690 (cprop_insn): Don't verify the return value of find_avail_set with
5693 * gcse.c (cprop_jump): New function, broken out of cprop_insn.
5694 (cprop_cc0_jump): New function.
5695 (cprop_insn): Break out new function cprop_jump and use it.
5696 Also use cprop_cc0_jump for machines with CC0.
5697 (cprop): Don't crash if cprop_insn turned the insn into a NOTE.
5699 * tree.h (current_function_calls_setjmp,
5700 current_function_calls_longjmp): Delete declarations.
5701 * dsp16xx.c: Include "function.h".
5702 * elxsi.c: Likewise.
5703 * gmicro.c: Likewise.
5704 * h8300.c: Likewise.
5707 * mn10200.c: Likewise.
5708 * mn10300.c: Likewise.
5709 * ns32k.c: Likewise.
5713 * rtl.h (rtx_equal_function_value_matters): Declare.
5714 * toplev.c (rtx_equal_function_value_matters): Don't declare.
5716 * function.c: Likewise.
5717 * emit-rtl.c: Likewise.
5719 Tue Aug 24 02:47:44 1999 Jeffrey A Law (law@cygnus.com)
5721 * expr.c (convert_move): Fix arguments to TRULY_NOOP_TRUNCATION
5724 1999-08-24 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
5726 * jump.c (delete_barrier_successors) Match (set (pc) (pc)) insn
5729 Mon Aug 23 23:35:52 1999 Matthias Klose <doko@cs.tu-berlin.de>
5731 * cpp.texi: Add a node documenting macro varargs (copied
5734 1999-08-23 22:23 -0700 Zack Weinberg <zack@bitmover.com>
5736 * cppspec.c: Put a null pointer at the end of the new argv.
5738 Mon Aug 23 21:23:24 1999 Jeffrey A Law (law@cygnus.com)
5740 * configure.in: Remove code to select/de-select the haifa
5741 scheduler. Every scheduled port gets haifa now.
5742 * configure: Rebuilt.
5743 * flags.h, genattrtab.c, rtl.h, toplev.c: Remove HAIFA ifdefs.
5745 * Makefile.in: Corresponding changes.
5747 Mon Aug 23 16:04:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5749 * optabs.c (prepare_cmp_insn): Turn COMPARISON arg into a pointer.
5750 All callers changed.
5751 (prepare_float_lib_cmp): Likewise.
5752 Use FLOAT_LIB_COMPARE_RETURNS_BOOL.
5753 * expr.h (emit_float_lib_cmp): Delete declaration.
5754 * tm.texi (FLOAT_LIB_COMPARE_RETURNS_BOOL): Document.
5755 * sparc.h (FLOAT_LIB_COMPARE_RETURNS_BOOL): Define.
5756 * sparc.md (bcc and scc patterns): Don't handle TFmode comparisons
5758 (cmptf): Now conditional on TARGET_HARD_QUAD.
5760 Fri Aug 20 17:52:27 1999 Jim Wilson <wilson@cygnus.com>
5762 * resource.c (mark_target_live_regs): Use
5763 PIC_OFFSET_TABLE_REG_CALL_CLOBBERED.
5765 Fri Aug 20 19:07:55 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5767 * rtl.c (rtx_class, note_insn_name, reg_note_name): Constify.
5769 * rtl.h (rtx_class, reg_note_name, note_insn_name): Likewise.
5771 * genopinit.c (gen_insn): Use accessor macro, not `rtx_class'.
5773 Fri Aug 20 18:53:43 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5775 * rtl.h (rtx_format): Constify a char*.
5777 * rtl.c (rtx_format): Likewise.
5778 (copy_rtx, copy_most_rtx, read_rtx): Likewise.
5779 (init_rtl): Use accessor macro, not `rtx_format'.
5781 * alias.c (rtx_equal_for_memref_p, find_symbolic_term): Constify a
5784 * caller-save.c (mark_referenced_regs): Likewise.
5786 * combine.c (subst, make_compound_operation, known_cond,
5787 gen_rtx_combine, update_table_tick, get_last_value_validate,
5788 use_crosses_set_p, mark_used_regs_combine, move_deaths): Likewise.
5790 * cse.c (rtx_cost, mention_regs, canon_hash, exp_equiv_p,
5791 refers_to_p, canon_reg, fold_rtx, cse_process_notes,
5792 count_reg_usage): Likewise.
5794 * emit-rtl.c (gen_rtx, copy_rtx_if_shared, reset_used_flags):
5797 * final.c (leaf_renumber_regs_insn): Likewise.
5799 * flow.c (mark_used_regs, find_use_as_address, dump_flow_info,
5800 dump_edge_info, count_reg_references): Likewise.
5802 * function.c (fixup_var_refs_1, walk_fixup_memory_subreg,
5803 fixup_stack_1, purge_addressof_1, instantiate_virtual_regs_1):
5806 * gcse.c (oprs_unchanged_p, hash_expr_1, expr_equiv_p,
5807 oprs_not_set_p, expr_killed_p, compute_transp, find_used_regs,
5808 add_label_notes): Likewise.
5810 * genattrtab.c (attr_rtx, attr_copy_rtx, encode_units_mask,
5811 clear_struct_flag, count_sub_rtxs, count_alternatives,
5812 compares_alternatives_p, contained_in_p, walk_attr_value,
5813 write_expr_attr_cache): Likewise.
5815 * genconfig.c (walk_insn_part): Likewise.
5817 * genemit.c (max_operand_1, gen_exp): Likewise.
5819 * genextract.c (walk_rtx): Likewise.
5821 * genflags.c (num_operands): Likewise.
5823 * genoutput.c (scan_operands): Likewise.
5825 * genpeep.c (match_rtx): Likewise.
5827 * genrecog.c (add_to_sequence): Likewise.
5829 * haifa-sched.c (may_trap_exp, sched_analyze_2, attach_deaths):
5832 * integrate.c (save_constants, copy_for_inline,
5833 copy_rtx_and_substitute, subst_constants, restore_constants):
5836 * jump.c (mark_jump_label, invert_exp, redirect_exp,
5837 rtx_renumbered_equal_p, rtx_equal_for_thread_p): Likewise.
5839 * local-alloc.c (contains_replace_regs, memref_referenced_p):
5842 * loop.c (record_excess_regs, rtx_equal_for_loop_p,
5843 add_label_notes, replace_call_address, count_nonfixed_reads,
5844 invariant_p, find_single_use_in_loop, find_mem_givs,
5845 find_life_end, maybe_eliminate_biv_1, update_reg_last_use):
5848 * print-rtl.c (reg_names, print_rtx): Likewise.
5850 * recog.c (validate_replace_rtx_1, find_single_use_1): Likewise.
5852 * reg-stack.c (stack_regs_mentioned_p, record_label_references,
5853 record_reg_life_pat, swap_rtx_condition, goto_block_pat,
5854 print_blocks): Likewise.
5856 * regclass.c (fix_register, record_address_regs,
5857 reg_scan_mark_refs): Likewise.
5859 * regmove.c (stable_but_for_p): Likewise.
5861 * reload.c (loc_mentioned_in_p, operands_match_p,
5862 find_reloads_toplevsubst_reg_equivs, find_reloads_address_1,
5863 copy_replacements, refers_to_regno_for_reload_p,
5864 refers_to_mem_for_reload_p, find_inc_amount, regno_clobbered_p,
5865 reload_when_needed_name, reg_class_names, debug_reload_to_stream):
5868 * reload1.c (eliminate_regs, scan_paradoxical_subregs,
5869 delete_address_reloads_1, count_occurrences,
5870 reload_cse_mem_conflict_p, reload_combine_note_use,
5871 add_auto_inc_notes): Likewise.
5873 * resource.c (mark_referenced_resources, mark_set_resources):
5876 * rtlanal.c (rtx_unstable_p, rtx_varies_p, rtx_addr_varies_p,
5877 reg_mentioned_p, regs_set_between_p, modified_between_p,
5878 modified_in_p, refers_to_regno_p, reg_overlap_mentioned_p,
5879 rtx_equal_p, volatile_insn_p, volatile_refs_p, side_effects_p,
5880 may_trap_p, inequality_comparisons_p, replace_rtx, replace_regs,
5881 jmp_uses_reg_or_mem, for_each_rtx, regno_use_in): Likewise.
5883 * sched.c (sched_analyze_2, attach_deaths): Likewise.
5885 * stupid.c (stupid_mark_refs): Likewise.
5887 * unroll.c (remap_split_bivs): Likewise.
5889 * varasm.c (mark_constants): Likewise.
5891 * a29k/a29k.c (uses_local_reg_p): Likewise.
5893 * alpha/alpha.c (summarize_insn): Likewise.
5895 * arm/arm.c (symbol_mentioned_p, label_mentioned_p,
5896 eliminate_lr2ip): Likewise.
5898 * arm/thumb.c (symbol_mentioned_p, label_mentioned_p): Likewise.
5900 * i386/i386.c (symbolic_reference_mentioned_p, copy_all_rtx,
5901 reg_mentioned_in_mem): Likewise.
5903 * ns32k/ns32k.c (global_symbolic_reference_mentioned_p,
5904 symbolic_reference_mentioned_p): Likewise.
5906 * romp/romp.c (unsigned_comparisons_p, hash_rtx): Likewise.
5908 * sh/sh.c (regs_used, mark_use): Likewise.
5910 * vax/vax.c (vax_rtx_cost): Likewise.
5912 Fri Aug 20 18:38:43 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5914 * machmode.h (mode_name): Constify a char*.
5916 * rtl.c (mode_name): Likewise.
5918 * genopinit.c (gen_insn): Use accessor macro, not `mode_name'.
5920 * optabs.c (init_libfuncs): Constify a char*.
5922 * print-tree.c (mode_name): Remove redundant declaration.
5923 (print_node): Use accessor macro, not `mode_name'.
5925 * reload1.c (dump_needs): Constify a char*. Use accessor macro,
5927 (new_spill_reg): Constify a char*.
5929 * tree.c (mode_name): Remove redundant declaration.
5931 Fri Aug 20 18:31:26 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5933 * rtl.c (rtx_name): Constify a char*.
5935 * rtl.h (rtx_name, fix_sched_param): Likewise.
5937 * gmicro/gmicro.c (rtx_name): Remove redundant declaration.
5938 (mypr): Use accessor macro, not `rtx_name'.
5940 * genemit.c (print_code): Constify a char*.
5942 * genopinit.c (gen_insn): Use accessor macro, not `rtx_name'.
5944 * genpeep.c (print_code): Constify a char*.
5946 * genrecog.c (print_code): Likewise.
5948 * graph.c (start_fct, start_bb, node_data, draw_edge, end_fct,
5949 end_bb): Add static prototype.
5950 (draw_edge): Constify a char*.
5951 (end_bb): Remove unused parameter.
5953 * haifa-sched.c (fix_sched_param, safe_concat, print_exp
5954 print_block_visualization): Constify a char*.
5956 Fri Aug 20 15:02:10 1999 Mark Mitchell <mark@codesourcery.com>
5958 * c-common.c (c_get_alias_set): Update comment.
5960 1999-08-20 Andreas Jaeger <aj@arthur.rhein-neckar.de>
5962 * linux.h (LIB_SPEC): Added.
5964 Fri Aug 20 22:32:17 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
5966 * config/c4x/c4x.h (STARTFILE_SPEC): Don't define.
5968 1999-08-19 18:43 -0700 Zack Weinberg <zack@bitmover.com>
5970 * tree.c (expr_check): Fix typo in last change.
5972 1999-08-19 14:44 -0700 Zack Weinberg <zack@bitmover.com>
5974 * rtl.def (NOTE): Change format to "iuu0n".
5975 (ADDR_DIFF_VEC): Change format to "eEee0".
5976 (ADDRESSOF): Change format to "eit".
5978 * rtl.h (rtvec): Make "elem" an array of rtx, not rtunion.
5979 (RTVEC_ELT): Change to match.
5980 (XVECEXP): Use XVEC and RTVEC_ELT.
5981 (INSN_UID, INSN_CODE, CODE_LABEL_NUMBER, NOTE_LINE_NUMBER,
5982 ADDRESSOF_REGNO, REGNO, SUBREG_WORD): Use XINT.
5983 (PREV_INSN, NEXT_INSN, PATTERN, REG_NOTES,
5984 CALL_INSN_FUNCTION_USAGE, SUBREG_REG, SET_SRC, SET_DEST,
5985 TRAP_CONDITION, TRAP_CODE): Use XEXP.
5986 (INTVAL): Use XWINT.
5987 (ADDRESSOF_DECL): Use XTREE.
5988 (SET_ADDRESSOF_DECL): Delete.
5989 (NOTE_DECL_NAME, NOTE_DECL_CODE, NOTE_DECL_RTL,
5990 NOTE_DECL_IDENTIFIER, NOTE_DECL_TYPE): Kill. These have been
5991 ifdefed out since 2.6 at least.
5992 (gen_rtvec_vv): Delete prototype.
5994 * rtl.h (rtvec_alloc): rt->elem is now an array of rtx,
5996 (copy_most_rtx): Handle 't' format letter.
5997 * emit-rtl.c (gen_rtvec_v): rt_val->elem is an array of rtx.
5998 (gen_rtvec_vv): Delete function. All callers changed to use
5999 gen_rtvec_v instead.
6000 * print-rtl.c (print_rtx): Move special casing of NOTEs to
6001 the '0' format letter.
6003 * function.c (gen_mem_addressof): Don't use
6004 SET_ADDRESSOF_DECL; provide `decl' to gen_rtx_ADDRESSOF
6006 * integrate.c (copy_rtx_and_substitute): Likewise.
6007 Copy 't' slots with XTREE.
6008 (subst_constants): Treat 't' slots like '[swi]' slots.
6009 * cse.c (canon_hash, exp_equiv_p): Treat 't' slots like '0' slots.
6010 * jump.c (rtx_equal_for_thread_p): Likewise.
6011 * rtlanal.c (rtx_equal_p): Likewise.
6012 * stmt.c (expand_end_case): gen_rtx_ADDR_DIFF_VEC now takes
6013 only four arguments.
6014 * gengenrtl.c (type_from_format): Provide correct types for
6018 * tree.h [ENABLE_CHECKING] (TREE_CHECK, TREE_CLASS_CHECK):
6019 If a recent gcc is in use (always in stage2 and beyond), use
6020 statement expressions, so we don't make a function call unless
6021 the check fails. Evaluate arguments exactly once.
6022 (CHAIN_CHECK, DO_CHECK, DO_CHECK1, TREE_CHECK1,
6023 TREE_CLASS_CHECK1, TYPE_CHECK1, DECL_CHECK1, CST_CHECK1):
6025 (CST_OR_CONSTRUCTOR_CHECK, EXPR_CHECK): Redefine such that
6026 they evaluate their arguments exactly once, irrespective of
6027 the compiler in use.
6029 * tree.c [ENABLE_CHECKING]: Define whichever set of functions
6030 is used by the currently-enabled check macros. This is:
6031 (tree_check_failed, tree_class_check_failed): For gcc.
6032 (tree_check, tree_class_check, cst_or_constructor_check,
6033 expr_check): For other compilers.
6035 * gencheck.c: Do not define any *_CHECK1 macros.
6037 Thu Aug 19 14:42:38 1999 Mike Stump <mrs@wrs.com>
6038 Mark Mitchell <mark@codesourcery.com>
6040 * c-common.c (c_get_alias_set): Fix support for poitners and
6043 Thu Aug 19 11:51:22 EDT 1999 John Wehle (john@feith.com)
6045 * alias.c: Include tree.h.
6046 (nonlocal_reference_p, mark_constant_function): New functions.
6047 * flow.c (life_analysis): Call mark_constant_function.
6048 * rtl.h (mark_constant_function): Declare it.
6050 Thu Aug 19 15:02:01 1999 Nick Clifton <nickc@cygnus.com>
6052 * config/rs6000/rs6000.c (rs6000_override_options): Fix test for
6053 unrecognisable switches.
6055 Wed Aug 18 23:31:57 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
6057 * loop.c (recombine_givs): Set ix field after sorting.
6058 (recombine_givs): Remove bogus index / giv lockstep looping.
6060 Wed Aug 18 18:20:40 1999 Bernd Schmidt <bernds@cygnus.co.uk>
6062 * expmed.c (emit_store_flag): If UNSIGNEDP, call unsigned_condition
6064 (emit_store_flag_force): Use do_compare_rtx_and_jump.
6065 (do_cmp_and_jump): Formatting fixes.
6066 * expr.c (do_compare_and_jump): Renamed from compare; changed to call
6067 do_compare_rtx_and_jump instead of compare_from_rtx.
6068 (do_compare_rtx_and_jump): New function; mostly copied from
6070 (do_jump_for_compare): Delete.
6071 (expand_expr): Use do_compare_rtx_and_jump when handling MAX_EXPR and
6073 (do_jump): Use do_compare_and_jump or do_compare_rtx_and_jump instead
6074 of compare/do_jump_for_compare pairs.
6075 (do_jump_by_parts_greater): Use do_jump_by_parts_greater_rtx.
6076 (do_jump_by_parts_greater_rtx): Use do_compare_rtx_and_jump instead of
6077 compare_from_rtx/do_jump_for_compare pairs.
6078 (do_jump_by_parts_equality): Likewise.
6079 (do_jump_by_parts_equality_rtx): Likewise.
6080 * expr.h (do_compare_rtx_and_jump): Declare.
6081 * optabs.c (prepare_cmp_insn): New function, contains most of the code
6082 that used to be in emit_cmp_insn.
6083 (cmp_available_p): New function.
6084 (prepare_operand): New function.
6085 (emit_cmp_and_jump_insn_1): New function, contains some code that used
6086 to be in emit_cmp_insn.
6087 (prepare_float_lib_cmp): Renamed from emit_float_lib_cmp; change some
6088 parameters to be pointers; don't emit final compare but modify some of
6089 the values pointed to by the args so the caller can perform the
6091 (expand_binop): Call emit_store_flag_force with signed forms of
6093 (expand_abs): Use do_compare_rtx_and_jump instead of compare_from_rtx/
6094 emit_jump_insn pair.
6095 (emit_cmp_and_jump_insn): Use prepare_cmp_insn and
6096 emit_cmp_and_jump_insn_1. Call emit_queue.
6097 (emit_cmp_insn): Just call emit_cmp_and_jump_insns with zero for LABEL
6099 * flow.c (tidy_fallthru_edge): If HAVE_cc0, verify insn before a
6100 jump sets cc0 before deleting it.
6101 * integrate.c (expand_inline_function): Likewise.
6102 * unroll.c (unroll_loop): Similar changes in several places.
6103 (copy_loop_body): If HAVE_cc0, verify insn before a jump sets cc0
6106 Wed Aug 18 06:37:44 1999 Bernd Schmidt <bernds@cygnus.co.uk>
6108 * Makefile.in (insn-recog.o): Update dependencies.
6109 * genrecog.c (main): Make generated file include "function.h".
6111 Sat Aug 14 00:54:57 1999 Geoffrey Keating <geoffk@cygnus.com>
6113 * cse.c (cse_insn): Call never_reached_warning when a jump is
6114 changed to be unconditional.
6115 * flags.h: Declare warn_notreached.
6116 * flow.c (delete_block): Call never_reached_warning when
6118 * jump.c (delete_barrier_successors): Call never_reached_warning
6119 when we delete everything after a BARRIER.
6120 (never_reached_warning): New function.
6121 * rtl.h: Declare never_reached_warning.
6122 * toplev.c (warn_notreached): New variable.
6123 (lang_independent_options): Set warn_notreached
6124 when -Wunreachable-code.
6125 (compile_file): We need line numbers for -Wunreachable-code.
6127 Tue Aug 17 22:06:11 1999 Jan Hubicka <hubicka@freesoft.cz>
6129 * haifa-sched.c (insn_unit): Fix typo on out of range test.
6130 * sched.c (insn_unit): Likewise.
6132 Tue Aug 17 21:57:23 1999 Andreas Schwab <schwab@suse.de>
6134 * combine.c (distribute_notes): Handle REG_EH_RETHROW.
6136 Tue Aug 17 17:39:43 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
6138 * flow.c (create_edge_list): Use xmalloc, not malloc.
6140 Tue Aug 17 01:40:54 1999 Loren Rittle <ljrittle@acm.org>
6142 * fixinc/inclhack.def (no_double_slash): Do not trash single-line
6143 C-style comments. Do not lose the character before double slash.
6145 Mon Aug 16 18:08:22 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
6147 * basic-block.h (struct edge_list): Stucture to maintain a vector
6149 (EDGE_INDEX_NO_EDGE, EDGE_INDEX, INDEX_EDGE_PRED_BB, INDEX_EDGE_SUCC_BB,
6150 INDEX_EDGE, NUM_EDGES): New Macros for accessing edge list.
6151 (create_edge_list, free_edge-List, print_edge_list, verify_edge_list):
6152 New function prototypes.
6153 * flow.c (create_edge_list): Function to create an edge list.
6154 (free_edge_list): Discards memory used by an edge list.
6155 (print_edge_list): Debug output showing an edge list.
6156 (verify_edge_list): Internal consistency check for an edge list.
6157 (find_edge_index): Function to find an edge index for a pred and succ.
6159 Mon Aug 16 11:56:36 1999 Mark Mitchell <mark@codesourcery.com>
6161 * tree.c (type_hash_add): Use permalloc to allocate nodes in the
6164 Mon Aug 16 17:04:15 1999 Jorn Rennecke <amylaar@cygnus.co.uk>
6166 * mips.h (CLASS_CANNOT_CHANGE_SIZE): Define.
6168 Fri Aug 13 15:20:43 1999 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
6170 * config/i386/freebsd.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
6172 Fri Aug 13 10:21:28 1999 Nick Clifton <nickc@cygnus.com>
6174 * toplev.c (rest_of_compilation): Allow machine dependent
6175 reorganisation pass to place information into the RTL dump
6176 file if it so wishes.
6178 Sun Aug 15 12:41:21 1999 Jim Wilson <wilson@cygnus.com>
6180 * explow.c (hard_function_value): Use VOIDmode instead of
6182 * stmt.c (expand_return): Likewise.
6183 * stor-layout.c (get_best_mode): Likewise.
6185 * genemit.c (gen_expand): If next is MATCH_PAR_DUP, then output
6186 emit call instead of emit_insn call.
6188 Sat Aug 14 15:04:06 1999 Mumit Khan <khan@xraylith.wisc.edu>
6190 * configure.in: Handle --disable/enable-win32-registry.
6191 * install.texi: Document --disable/enable-win32-registry.
6192 * acconfig.h (ENABLE_WIN32_REGISTRY): New macro.
6193 (WIN32_REGISTRY_KEY): New macro.
6194 * prefix.c: Use to enable/disable win32-specific code.
6195 (lookup_key): Use versioned key.
6196 * configure: Regenerate.
6197 * config.in: Likewise.
6199 Fri Aug 13 17:41:55 1999 Jason Merrill <jason@yorick.cygnus.com>
6201 * cpplib.c (read_line_number): New fn, split out of...
6204 Fri Aug 13 14:18:27 1999 Gavin Romig-Koch <gavin@cygnus.com>
6206 tree.c (lang_unsave_expr_now) : New.
6207 (unsave_expr_now): Call lang_unsave_expr_now.
6208 tree.h (lang_unsave_expr_now) : New.
6210 Fri Aug 13 00:49:46 1999 Jason Merrill <jason@yorick.cygnus.com>
6212 * toplev.c (flag_new_exceptions): On by default.
6214 1999-08-13 Michael Meissner <meissner@cygnus.com>
6216 * Makefile.in (GCC_FOR_TARGET): Move -B./ after the tooldir -B.
6218 Fri Aug 13 01:29:57 1999 Alexandre Oliva <oliva@dcc.unicamp.br>
6220 * dwarfout.c (fundamental_type_code): Return FT_boolean for
6221 INTEGER_TYPE with precision==1, it's __java_boolean.
6223 Thu Aug 12 23:51:04 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
6225 * global.c (prune_preferences): Move some invariants out of the
6228 Thu Aug 12 15:30:29 1999 Jesse Perry (jap@unx.dec.com)
6230 * configure.in (alpha*-dec-osf*): Add osf5.
6232 Sun Aug 1 22:24:03 1999 Philip Blundell <philb@gnu.org>
6234 * configure.in: Rework handling of ARM GNU/Linux slightly.
6235 (arm*-*-linux-gnuoldld): New target.
6236 * configure: Regenerate.
6237 * install.texi (Configurations): Add arm-*-linux-gnu{oldld} and
6238 arm-*-elf. Mention that arm-*-linux-gnuaout is obsolete.
6239 * config/arm/linux-oldld.h: New file.
6240 * config/arm/linux-elf26.h: Don't include linux-elf.h.
6241 (TARGET_DEFAULT, SUBTARGET_LINK_SPEC, SUBTARGET_EXTRA_ASM_SPEC):
6243 * config/arm/linux-elf.h (ASM_SPEC): Define.
6244 (TARGET_DEFAULT, SUBTARGET_EXTRA_LINK_SPEC,
6245 SUBTARGET_EXTRA_ASM_SPEC, CPP_APCS_PC_DEFAULT): Add definitions
6246 for 26-bit APCS and old linker.
6247 (CPP_PREDEFINES): Define `__arm__'; don't define `arm' or
6249 (FP_DEFAULT): Define to FP_SOFT3 for all machines.
6250 * config/arm/linux-aout.h (CPP_PREDEFINES): Define `__arm__';
6251 don't define `arm' or `arm_elf'.
6252 * config/arm/t-linux (EXTRA_MULTILIB_PARTS, MULTILIB_OPTIONS,
6253 MULTILIB_DIRNAMES): Define. Fix typo in comment.
6255 Thu Aug 12 10:14:47 1999 Andreas Schwab <schwab@suse.de>
6257 * rtl.texi: Fix typo.
6259 Wed Aug 11 23:50:57 1999 Jason Merrill <jason@yorick.cygnus.com>
6261 * invoke.texi (C++ Dialect Options): Add -fms-extensions.
6263 Wed Aug 11 12:59:37 1999 Mark Mitchell <mark@codesourcery.com>
6265 * extend.texi (C++ Signatures): Remove node.
6266 * invoke.texi: Remove discussion of -fhandle-signatures,
6267 signature, sigof, __signature__, and __sigof__.
6269 Wed Aug 11 03:38:25 1999 Jeffrey A Law (law@cygnus.com)
6271 * Makefile.in (JAVAGC): Removed.
6273 Wed Aug 11 02:13:26 1999 Mumit Khan <khan@xraylith.wisc.edu>
6275 * i386/cygwin.h (ASM_OUTPUT_ALIGNED_BSS): Define.
6277 1999-08-11 Mark Elbrecht <snowball3@bigfoot.com>
6279 * i386/djgpp.h (ASM_OUTPUT_ALIGNED_BSS): Define.
6281 1999-08-11 Richard Earnshaw (rearnsha@arm.com)
6283 * emit-rtl.c (mark_reg_pointer): Don't increase the alignment of
6284 a register that is already known to be a pointer.
6286 1999-08-11 Bruce Korb <ddsinc09@ix.netcom.com>
6288 * fixinc/inclhack.tpl: Only install assert.h conditionally.
6289 * fixinc/inclhack.sh: Regenerated.
6290 * fixinc/fixincl.sh: Regenerated.
6292 Wed Aug 11 00:34:22 1999 Joe Buck <jbuck@synopsys.com>
6294 * invoke.texi: s/GNU CC/GCC/ for consistency with gcc.texi.
6295 Fix documentation of -ansi flag to describe its C++ behavior.
6296 Remove bogus reference to GCC 2.9.
6298 Tue Aug 10 17:19:02 1999 Jim Wilson <wilson@cygnus.com>
6300 * config/sh/sh.c (machine_dependent_reorg): Only call PUT_MODE on
6301 note if it is non-NULL.
6303 Tue Aug 10 10:47:42 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
6305 * except.h (eh_nesting_info): Add new structure defintion.
6306 (init_eh_nesting_info, free_eh_nesting_info): Add function prototypes.
6307 (reachable_handlers, update_rethrow_references): Add function
6309 * rtl.h (struct rtvec_def): Update comments. REG_EH_RETHROW takes
6310 a rethrow symbol instead of an integer exception region number.
6311 * flow.c (Make_edges): Use new exception nesting routines to determine
6312 which handlers are reachable from a CALL or asynchronous insn.
6313 Dont add an edge for calls with a REG_EH_REGION of -1 to non-local
6315 (delete_eh_regions): Update rethrow labels, and don't delete
6316 regions which are the target of a rethrow.
6317 * except.c (struct func_eh_entry): Add rethrow_ref field, now we can
6318 avoid overloading the SYMBOL_REF_USED flag.
6319 (rethrow_symbol_map): Use new rethrow_ref field.
6320 (rethrow_used): Use new rethrow_ref field.
6321 (expand_rethrow): REG_EH_RETHROW now has a SYMBOL_REF instead
6322 of an integer. Fix formatting.
6323 (output_exception_table_entry): Use new rethrow_ref field.
6324 (can_throw): Check for EH_REGION_NOTE before deciding
6325 whether a CALL can throw or not.
6326 (scan_region): Call rethrow_used() instead of accessing data structure.
6327 (update_rethrow_references): New function to make sure only regions
6328 which are still targets of a rethrow are flagged as such.
6329 (process_nestinfo): New static function to initialize a handler
6330 list for a specific region.
6331 (init_eh_nesting_info): New function to allocate and initialize
6332 the list of all EH handlers reachable from all regions.
6333 (reachable_handlers): New function to retrieve the list of handlers
6334 reachable from a specific region and insn.
6335 (free_eh_nesting_info): New function to dispose of a list of
6338 Tue Aug 10 10:39:31 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
6340 * flow.c (split_edge): Set JUMP_LABEL field.
6341 (commit_one_edge_insertion): Set head correctly for insert_before.
6342 When inserting insns, update insn block numbers if allocated.
6344 Tue Aug 10 09:26:07 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6346 * dwarf2out.c (dwarf2out_frame_debug_expr, add_incomplete_type,
6347 retry_incomplete_types): Add static prototype.
6348 (stripattributes, dwarf_cfi_name, ASM_OUTPUT_DWARF_STRING,
6349 dwarf_tag_name, dwarf_attr_name, dwarf_form_name,
6350 dwarf_stack_op_name, dwarf_type_encoding_name, add_AT_string,
6351 dwarf2_name, add_name_attribute, lookup_filename, dwarf2out_line,
6352 dwarf2out_start_source_file, dwarf2out_define, dwarf2out_undef):
6355 * dwarf2out.h (dwarf2out_define, dwarf2out_undef,
6356 dwarf2out_start_source_file, dwarf2out_line): Likewise.
6358 Tue Aug 10 09:21:46 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6360 * output.h (assemble_name): Constify a char*.
6362 * varasm.c (UNIQUE_SECTION, assemble_start_function,
6363 assemble_variable, assemble_name): Likewise.
6365 * dwarf2out.c (ASM_NAME_TO_STRING): Likewise.
6367 * arm/pe.c (arm_pe_unique_section): Likewise.
6369 * i386/cygwin.h (STRIP_NAME_ENCODING): Likewise.
6371 * i386/i386-interix.h (STRIP_NAME_ENCODING): Likewise.
6373 * i386/interix.c (i386_pe_unique_section): Likewise.
6375 * i386/win32.h (STRIP_NAME_ENCODING): Likewise.
6377 * i386/winnt.c (i386_pe_unique_section): Likewise.
6379 * m32r/m32r.h (ASM_OUTPUT_LABELREF): Likewise.
6381 * mn10200/mn10200.h (ASM_OUTPUT_LABELREF): Likewise.
6383 * mn10300/mn10300.h (ASM_OUTPUT_LABELREF): Likewise.
6385 * pa/pa.c (output_call): Likewise.
6387 * pa/pa.h (ASM_OUTPUT_MI_THUNK): Likewise.
6389 * pa/som.h (ASM_OUTPUT_FUNCTION_PREFIX): Likewise.
6391 * rs6000/rs6000.c (rs6000_output_load_toc_table, output_toc):
6394 * rs6000/rs6000.h (RS6000_OUTPUT_BASENAME, STRIP_NAME_ENCODING):
6397 * rs6000/sol2.h (ASM_OUTPUT_SOURCE_LINE): Likewise.
6399 * rs6000/sysv4.h (ASM_DECLARE_FUNCTION_NAME, ASM_OUTPUT_INT,
6400 STRIP_NAME_ENCODING, ASM_OUTPUT_LABELREF): Likewise.
6402 * v850/v850.h (ASM_OUTPUT_LABELREF): Likewise.
6404 Mon Aug 9 19:54:05 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6406 * real.c (GET_REAL, PUT_REAL): Use memcpy instead of bcopy.
6408 Mon Aug 9 19:36:00 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6410 * tree.h (lang_identify): Constify a char*.
6411 (print_error_function): Add extern prototype. Constify a char*.
6413 * c-lang.c (lang_identify): Constify a char*.
6415 * objc/objc-act.c (lang_identify): Constify a char*.
6417 Mon Aug 9 16:21:53 1999 Bernd Schmidt <bernds@cygnus.co.uk>
6419 * genpeep.c (main): Make generated file include "function.h".
6420 * arm.c (function_really_clobbers_lr): Delete INLINE_HEADER case.
6422 Mon Aug 9 10:08:50 1999 Bernd Schmidt <bernds@cygnus.co.uk>
6424 * Makefile.in: Update dependencies.
6425 * alias.c: Include "function.h"
6426 * c-decl.c: Likewise.
6427 * caller-save.c: Likewise.
6428 * calls.c: Likewise.
6429 * combine.c: Likewise.
6431 * explow.c: Likewise.
6432 * final.c: Likewise.
6433 * global.c: Likewise.
6434 * graph.c: Likewise.
6435 * local-alloc.c: Likewise.
6437 * optabs.c: Likewise.
6438 * profile.c: Likewise.
6439 * recog.c: Likewise.
6440 * regclass.c: Likewise.
6441 * regmove.c: Likewise.
6442 * reload.c: Likewise.
6443 * reorg.c: Likewise.
6444 * resource.c: Likewise.
6445 * sched.c: Likewise.
6446 * stupid.c: Likewise.
6447 * config/1750a/1750a.c: Likewise.
6448 * config/a29k/a29k.c: Likewise.
6449 * config/arc/arc.c: Likewise.
6450 * config/arm/arm.c: Likewise.
6451 * config/arm/thumb.c: Likewise.
6452 * config/c4x/c4x.c: Likewise.
6453 * config/clipper/clipper.c: Likewise.
6454 * config/convex/convex.c: Likewise.
6455 * config/fx80/fx80.c: Likewise.
6456 * config/i860/i860.c: Likewise.
6457 * config/m68k/m68k.c: Likewise.
6458 * config/m88k/m88k.c: Likewise.
6459 * config/mips/mips.c: Likewise.
6460 * config/pdp11/pdp11.c: Likewise.
6461 * config/pyr/pyr.c: Likewise.
6462 * config/romp/romp.c: Likewise.
6463 * config/sh/sh.c: Likewise.
6464 * config/tahoe/tahoe.c: Likewise.
6465 * config/vax/vax.c: Likewise.
6466 * config/we32k/we32k.c: Likewise.
6467 * config/sparc/sparc.c: Include "function.h".
6468 (mem_min_alignment): Test current_function rather than
6469 regno_pointer_align.
6470 * config/pa/pa.c: Likewise.
6471 (compute_frame_size): Delete declaration of
6472 current_function_outgoing_args_size.
6473 * config/arc/arc.h (current_function_varargs): Delete declaration.
6474 * config/elxsi/elxsi.h (current_function_calls_alloca): Delete
6476 * config/i370/i370.h (current_function_outgoing_args_size): Delete
6478 * config/i386/i386.h (FINALIZE_PIC): Delete declaration of
6479 current_function_uses_pic_offset_table.
6480 * config/m68k/a-ux.h (FUNCTION_EXTRA_EPILOGUE): Delete declaration
6481 of current_function_returns_pointer.
6482 * config/m68k/altos3068.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
6483 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
6484 * config/m68k/m68kv4.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
6485 * config/m68k/mot3300.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
6486 * config/m68k/pbb.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
6487 * config/m68k/tower-as.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
6488 * config/m88k/m88k.c: Include "function.h"
6489 (call_used_regs, current_function_pretend_args_size,
6490 current_function_outgoing_args_size, frame_pointer_needed): Delete
6492 * config/m88k/m88k.h (current_function_pretend_args_size): Delete
6494 * config/mips/mips.h (current_function_calls_alloca): Delete
6496 * config/mn10200/mn10200.h (current_function_needs_context,
6497 rtx_equal_function_value_matters): Delete declarations.
6498 * config/ns32k/ns32k (current_function_uses_pic_offset_table,
6499 flag_pic): Delete declarations.
6500 * config/pa/pa.h (current_function_pretend_args_size,
6501 current_function_decl): Delete declarations.
6502 * config/pa/som.h (current_function_varargs): Delete declaration.
6503 * config/pdp11/pdp11.h (current_function_pretend_args_size): Delete
6505 * config/pyr/pyr.h (current_function_pretend_args_size,
6506 current_function_args_size, current_function_calls_alloca): Delete
6508 * config/sh/sh.h (current_function_varargs): Delete declaration.
6509 * config/sparc/sparc.h (current_function_outgoing_args_size,
6510 current_function_calls_alloca, current_function_decl): Delete
6512 * config/spur/spur.h (current_function_pretend_args_size,
6513 current_function_calls_alloca): Delete declarations.
6514 * config/v850/v850.c (current_function_outgoing_args_size): Delete
6516 * config/vax/vms.h (current_function_name): Delete declaration.
6517 * gcse.c: Include "function.h".
6518 (current_function_name, current_function_calls_setjmp): Delete
6520 * haifa-sched.c: Include "function.h".
6521 (forced_labels): Delete declaration.
6523 * reg-stack.c: Likewise.
6524 * reload1.c: Likewise.
6525 * genemit.c (main): Make generated file include function.h.
6526 * genoutput.c (output_prologue): Likewise.
6528 * builtins.c (saveregs_value, apply_args_value): Delete variables.
6529 * emit-rtl.c (reg_rtx_no, first_label_num, first_insn, last_insn,
6530 sequence_rtl_expr, cur_insn_uid, last_linenum, last_filename,
6531 regno_pointer_flag, regno_pointer_flag_length, regno_pointer_align,
6532 regno_reg_rtx, sequence_stack): Delete variables. Add accessor
6533 macros for some of them.
6534 (emit_filename, emit_lineno): Delete declarations.
6535 (gen_reg_rtx): Use memset/memcpy instead of bzero/bcopy. Access
6536 regno_pointer_* variables through current_function.
6537 (gen_inline_header_rtx): Delete function.
6538 (save_emit_status): Delete function.
6539 (set_new_last_label_num): New function.
6540 (clear_emit_caches): New function.
6541 (restore_emit_status): Just clear last_labelnum and call
6543 (get_last_insn_anywhere): Variable sequence_stack is now accessed
6544 through macro seq_stack.
6545 (add_insn_after): Likewise.
6546 (add_insn_before): Likewise.
6547 (remove_insn): Likewise.
6548 (pop_topmost_sequence): Likewise.
6549 (in_sequence_p): Likewise.
6550 (start_sequence_for_rtl_expr): Likewise.
6551 (start_sequence): Likewise, and likewise for
6552 sequence_rtl_expr/seq_rtl_expr.
6553 (push_topmost_sequence): Likewise.
6554 (end_sequence): Likewise.
6555 (init_virtual_regs): Now takes a "struct emit_status *" argument.
6556 All callers changed. Store into that pointer instead of globals.
6557 (init_emit): Allocate emit elt of current_function.
6558 Changes for sequence_rtl_expr/sequence_stack renaming.
6559 Call clear_emit_caches instead of doing it in-line.
6560 Access regno_pointer_* variables through current_function.
6561 (init_emit_once) Don't clear sequence_stack.
6563 * expr.c (pending_stack_adjust, inhibit_defer_pop, pending_chain):
6565 (arg_pointer_save_area): Delete declaration.
6566 (finish_expr_for_function): Renamed from init_queue; no longer static.
6567 (init_expr): Don't call init_queue.
6568 (save_expr_status, restore_expr_status): Delete functions.
6569 (expand_expr): Changes to reflect new layout of struct function.
6570 Don't access current_function_check_memory_usage when current_function
6572 * expr.h (forced_labels, save_expr_regs, saveregs_value,
6573 apply_args_value, current_function_calls_alloca, inhibit_defer_pop,
6574 current_function_outgoing_args_size, current_function_arg_offset_rtx,
6575 current_function_uses_const_pool, function_call_count,
6576 current_function_uses_pic_offset_table, nonlocal_labels,
6577 current_function_internal_arg_pointer, nonlocal_goto_stack_level,
6578 current_function_check_memory_usage, nonlocal_goto_handler_slots,
6579 pending_stack_adjust, target_temp_slot_level, temp_slot_level): Delete
6581 (finish_expr_for_function): Declare.
6582 * flags.h (current_function_has_nonlocal_label,
6583 current_function_has_nonlocal_goto, current_function_is_thunk,
6584 current_function_has_computed_jump): Delete declarations.
6585 * flow.c (forced_labels): Delete declaration.
6586 * function.c (current_function_pops_args,
6587 current_function_returns_struct, current_function_returns_pcc_struct,
6588 current_function_needs_context, current_function_calls_setjmp,
6589 current_function_calls_longjmp, current_function_has_nonlocal_label,
6590 current_function_has_nonlocal_goto, current_function_is_thunk,
6591 current_function_has_computed_jump, current_function_calls_alloca,
6592 current_function_contains_functions, current_function_returns_pointer,
6593 current_function_epilogue_delay_list, current_function_args_size,
6594 current_function_pretend_args_size, current_function_arg_offset_rtx,
6595 current_function_outgoing_args_size, current_function_varargs,
6596 current_function_stdarg, current_function_args_info, cleanup_label,
6597 current_function_name, current_function_uses_const_pool,
6598 current_function_instrument_entry_exit, current_function_return_rtx,
6599 current_function_uses_pic_offset_table, nonlocal_labels,
6600 current_function_internal_arg_pointer, current_function_cannot_inline,
6601 current_function_check_memory_usage, function_call_count,
6602 nonlocal_goto_handler_slots, nonlocal_goto_handler_labels,
6603 nonlocal_goto_stack_level, return_label, save_expr_regs,
6604 stack_slot_list, rtl_expr_chain, tail_recursion_label, temp_slots,
6605 tail_recursion_reentry, arg_pointer_save_area, frame_offset,
6606 context_display, trampoline_list, parm_birth_insn, invalid_stack_slot,
6607 last_parm_insn, max_parm_reg, parm_reg_stack_loc, sequence_rtl_expr,
6608 temp_slot_level, var_temp_slot_level, target_temp_slot_level):
6610 (push_function_context_to): Don't save them. Don't call
6611 save_storage_status, save_emit_status or save_expr_status.
6612 (pop_function_context_from): Don't restore them. Don't call
6613 restore_storage_status or restore_expr_status.
6614 (get_func_frame_size): New function.
6615 (get_frame_size): Use it.
6616 (assign_outer_stack_local): Reflect some member name changes in struct
6618 (put_reg_into_stack): Likewise.
6619 (assign_stack_temp_for_type): sequence_rtl_expr was renamed to
6621 (fixup_var_refs): Likewise.
6622 (fix_lexical_addr): Likewise.
6623 (trampoline_address): Likewise.
6624 (prepare_function_start): Clear field inlinable of current_function.
6625 (init_function_for_compilation): New function.
6626 (expand_dummy_function_end): New function.
6627 (expand_function_end): Call finish_expr_for_function.
6628 * function.h (struct emit_status): New; fields moved here from struct
6629 function and from global variables. Add accessor macros for some of
6631 (struct expr_status): Likewise.
6632 (REGNO_POINTER_ALIGN, REGNO_POINTER_FLAG): Moved here from regs.h.
6633 (struct function): Add fields expr and emit, inlinable, inl_emit,
6634 original_arg_vector, original_decl_initial, inl_last_parm_insn,
6635 inl_max_label_num. Add many comments.
6636 Add accessor macros for all elts of struct function that no longer
6637 have a global variable.
6638 (cleanup_label, return_label, frame_offset, tail_recursion_label,
6639 tail_recursion_reentry, arg_pointer_save_area, rtl_expr_chain,
6640 stack_slot_list): Delete declarations.
6641 (get_func_frame_size): Declare.
6642 (save_expr_status, restore_expr_status, save_emit_status,
6643 save_storage_status, restore_storage_status): Delete declarations.
6644 (init_virtual_regs): Declare.
6645 * output.h (current_function_pops_args,
6646 current_function_returns_struct, current_function_returns_pcc_struct,
6647 current_function_needs_context, current_function_calls_setjmp,
6648 current_function_calls_longjmp, current_function_calls_alloca,
6649 current_function_has_nonlocal_label, current_function_varargs,
6650 current_function_has_computed_jump, current_function_returns_pointer,
6651 current_function_contains_functions, current_function_args_size,
6652 current_function_pretend_args_size, current_function_stdarg,
6653 current_function_outgoing_args_size, current_function_args_info,
6654 current_function_name, current_function_return_rtx,
6655 current_function_epilogue_delay_list,
6656 current_function_uses_const_pool, current_function_cannot_inline):
6657 Delete declarations.
6658 * regs.h (reg_rtx_no, regno_pointer_flag, regno_pointer_flag_length,
6659 regno_reg_rtx): Delete declaration.
6660 (REGNO_POINTER_FLAG): Delete macro.
6661 * stmt.c (expand_goto): Changes to reflect that some fields in struct
6662 function were renamed.
6663 * stor-layout.c (save_storage_status, restore_storage_status): Delete
6665 * toplev.c: Include "function.h".
6666 (current_function_decl): Delete declaration.
6667 (compile_file): Call init_dummy_function_start and
6668 expand_dummy_function_end around some initializations that need to
6670 (rest_of_compilation): Use DECL_SAVED_INSNS properly.
6671 Call init_function_for_compilation.
6672 * unroll.c: Include "function.h"
6673 (unroll_loop): Access regno_pointer_* variables through
6676 * tree.h (struct tree_decl): Add elt f to saved_insns member.
6677 (DECL_SAVED_INSNS): use it.
6678 (expand_dummy_function_end): Declare.
6679 (init_function_for_compilation): Declare.
6680 * calls.c (calls_function_1): Change use of DECL_SAVED_INSNS now
6681 that it's no longer an INLINE_HEADER.
6682 (expand_call): Likewise.
6683 * integrate.c (finish_inline): Delete function.
6684 (max_parm_reg, parm_reg_stack_loc): Delete declarations.
6685 (initialize_for_inline): Delete min_labelno, max_labelno and max_reg
6686 args. Don't generate an INLINE_HEADER rtx, just return the arg
6687 vector. All callers changed.
6688 (save_for_inline_copying): Create a duplicate struct emit_status to
6689 hold the emit state for compiling the current function. Use this and
6690 the other new fields in struct function that are for integration
6691 instead of an INLINE_HEADER.
6692 Use memcpy instead of bcopy.
6693 Store the current struct function in DECL_SAVED_INSNS of fndecl.
6694 (save_for_inline_nocopy): Similar changes, except no new emit_status
6696 (expand_inline_function): Get information from function structure,
6697 not from an inline header rtx.
6698 (output_inline_function): Lose code to extract the necessary
6699 information from an inline header; simply put back the function
6700 structure into current_function. Clear its inlinable elt.
6701 * rtl.def (INLINE_HEADER): Delete.
6702 * rtl.h: Delete all accessors for an INLINE_HEADER.
6703 (gen_inline_header_rtx): Delete declaration.
6704 (regno_reg_rtx, regno_pointer_align, nonlocal_goto_handler_labels):
6705 Delete declarations.
6706 (REGNO_POINTER_ALIGN): Delete.
6707 (clear_emit_caches): Declare.
6708 (set_new_last_label_num): Declare.
6710 Mon Aug 9 01:52:24 1999 Jason Merrill <jason@yorick.cygnus.com>
6712 * print-tree.c (print_node): Print base for OFFSET_TYPEs.
6714 * except.c (expand_eh_region_start_for_decl): Always start a new block.
6715 * stmt.c (is_eh_region): Make sure current_function is present, too.
6717 Mon Aug 9 01:15:24 1999 Jeffrey A Law (law@cygnus.com)
6719 * pa.h (HARD_REGNO_MODE_OK): Correctly handle FPregs, even when
6720 for 64bit PA targets.
6722 * pa.h (SELECT_SECTION): Define.
6723 * som.h (SELECT_SECTION): Delete.
6725 Sun Aug 8 15:13:20 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6727 * alias.c (init_alias_analysis): Wrap call to
6728 `prologue_epilogue_contains' within HAVE_prologue||HAVE_epilogue.
6730 1999-08-07 Bruce Korb <autogen@linuxbox.com>
6732 * fixinc/inclhack.def(irix_asm_apostrophe): IRIX 5.2's
6733 <sys/asm.h> contains an asm comment with an apostrophe
6734 * fixinc/inclhack.sh: regen
6735 * fixinc/fixincl.x: regen
6737 Sat Aug 7 19:37:07 1999 Richard Henderson <rth@cygnus.com>
6739 * function.c (init_function_start): Clear prologue & epilogue.
6740 (prologue_epilogue_contains): New function.
6741 * alias.c (init_alias_analysis): Use it.
6742 * rtl.h (prologue_epilogue_contains): Declare it.
6744 Sat Aug 7 19:32:16 1999 Richard Henderson <rth@cygnus.com>
6746 * jump.c (onlyjump_p): New function.
6747 * rtl.h: Declare it.
6748 * flow.c (delete_unreachable_blocks): Use onlyjump_p instead
6749 of condjump_p in calling tidy_fallthru_edge and merge_blocks.
6751 Sat Aug 7 17:09:36 1999 Richard Henderson <rth@cygnus.com>
6753 * global.c (build_insn_chain): Use EXECUTE_IF_SET_IN_REG_SET
6754 to invert loops. Simplify block scanning.
6756 Sat Aug 7 02:11:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
6758 * gcse.c (hash_scan_set): Treat SYMBOL_REFs like CONST_INTs.
6759 (cprop_insn): Treat SYMBOL_REFs like CONST_INTs.
6761 1999-08-07 Jonathan Larmour <jlarmour@cygnus.co.uk>
6763 * config/sparc/liteelf.h: New file to support sparclite-elf target
6764 * config/sparc/t-sp86x: New file to support sparc86x targets
6765 * config/sparc/sp86x-aout.h: New file to support sparc86x-aout target
6766 * config/sparc/sp86x-elf.h: New file to support sparc86x-elf target
6767 * configure.in: Support above target triplets
6768 * configure: Regenerated
6770 Sat Aug 7 01:39:27 1999 Philippe De Muyter <phdm@macqel.be>
6772 * fixinc/server.c (server_setup): Do not prefix function used as
6775 Sat Aug 7 00:21:20 1999 Richard Henderson <rth@cygnus.com>
6777 * alpha.md (movhi and movqi patterns): Correct predicate for !BWX.
6778 Remove fp reg alternatives.
6780 Sat Aug 7 00:06:54 1999 Jeffrey A Law (law@cygnus.com)
6782 * Makefile.in (TAROUTOPTS): Kill.
6783 (install-headers-tar): Use "xpf" for tar headerfile extraction
6784 * i370/x-oe (TAROUTOPTS): Delete.
6785 * m68k/x-apollo68 (TAROUTOPTS): Delete.
6786 * m68k/x-hp320 (TAROUTOPTS): Delete.
6787 * m68k/x-hp320g (TAROUTOPTS): Delete.
6788 * gcc.texi: Update bug reporting text.
6790 1999-08-6 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
6792 * reg-stack.c (change_stack) Fixed problem with negative array index.
6794 Fri Aug 6 23:08:44 1999 Jeffrey A Law (law@cygnus.com)
6796 * extend.texi, install.texi: Fix spelling mistakes.
6798 * Makefile.in (PREMADE_ATTRTAB_MD, PREMADE_ATTRTAB): Delete.
6799 (s-attrtab); No longer try to use pre-made insn-attrtab file.
6800 * mips/t-bsd: Delete references to obsolete PREMADE_ATTRTAB and
6802 * mips/t-ecoff: Likewise.
6803 * mips/t-elf: Likewise.
6804 * mips/t-mips: Likewise.
6805 * mips/t-osfrose: Likewise.
6806 * mips/t-r3900: Likewise.
6807 * mips/t-svr3: Likewise.
6808 * mips/t-svr4: Likewise.
6809 * mips/t-ultrix: Likewise.
6811 * gcc.texi: Document recommend means to provide software floating
6812 point libraries in libgcc.a
6814 1999-08-06 Jason Merrill <jason@yorick.cygnus.com>
6816 * c-lex.c (yylex): We can have a number with no digits.
6818 Fri Aug 6 16:53:55 EDT 1999 John Wehle (john@feith.com)
6820 * jump.c (delete_prior_computation): New function, broken
6821 out of delete_computation. Check for side effects with
6822 side_effects_p instead of FIND_REG_INC_NOTE. Handle
6823 multi-word hard registers.
6824 (delete_computation): Use it. Check for side effects with
6825 side_effects_p instead of FIND_REG_INC_NOTE. Synthesize a
6826 missing REG_DEAD note for a register which is both set and
6829 Fri Aug 6 11:05:29 1999 Jeffrey A Law (law@cygnus.com)
6831 * elf.h (TEXT_SPACE_P, FUNCTION_NAME_P): Delete.
6832 (ASM_GLOBALIZE_LABEL, ASM_OUTPUT_INT, ASM_OUTPUT_DOUBLE_INT): Likewise.
6833 (ASM_FILE_START): Import _mcount with the right type.
6834 (ASM_DECLARE_FUNCTION_NAME): Define.
6835 (ASM_OUTPUT_EXTERNAL, ASM_OUTPUT_EXTERNAL_LIBCALL): Define.
6836 * pa.c (output_function_prologue): Always emit the function's label
6838 * pa.h (TEXT_SPACE_P): Define.
6839 (FUNCTION_NAME_P, ENCODE_SECTION_INFO, STRIP_NAME_ENCODING): Likewise.
6840 (ASM_OUTPUT_INT, ASM_OUTPUT_DOUBLE_INT, ASM_GLOBALIZE_LABEL): Likewise.
6841 * som.h (TEXT_SPACE_P): Delete.
6842 (FUNCTION_NAME_P, ENCODE_SECTION_INFO, STRIP_NAME_ENCODING): Likewise.
6843 (ASM_GLOBALIZE_LABEL, ASM_OUTPUT_INT): Likewise.
6845 Thu Aug 5 19:29:39 1999 Jim Wilson <wilson@cygnus.com>
6847 * expr.c (emit_group_load): Allow src to be a CONCAT.
6849 Thu Aug 5 22:27:15 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
6851 * config/sh/lib1funcs.asm (___movstrSI0): Change or r0,r0,r0 to nop.
6852 (___mulsi3): Use '!' comment character.
6854 Thu Aug 5 13:34:14 1999 Bernd Schmidt <bernds@cygnus.co.uk>
6856 * reload1.c (maybe_fix_stack_asms): Also declare P as "const char *".
6858 Thu Aug 5 02:40:42 1999 Jeffrey A Law (law@cygnus.com)
6860 * gcc.c: Update URLs and mail addresses.
6861 * gcc.texi: Likewise.
6863 Thu Aug 5 01:14:13 1999 Daniel Jacobowitz <drow@false.org>
6865 * rs6000.c (current_file_function_operand): Return zero for
6867 (rs6000_encode_section_info): Do not set SYMBOL_REF_FLAG for
6869 * rs6000.h (ENCODE_SECTION_NIFO): Do not set SYMBOL_REF_FLAG
6872 Thu Aug 5 00:56:30 1999 Geoffrey Keating <geoffk@cygnus.com>
6874 * rs6000.c (rs6000_stack_info): For ABI_V4/ABI_SOLARIS -fpic, always
6875 allocate space in the stack frame for the PIC register.
6877 Thu Aug 5 00:20:47 1999 Jeffrey A Law (law@cygnus.com)
6879 * m68k.md (xordi3, anddi3): These patterns are not available on
6882 Wed Aug 4 23:39:20 1999 Mark Mitchell <mark@codesourcery.com>
6884 * real.c (GET_REAL): Don't violate ANSI/ISO aliasing rules.
6885 (PUT_REAL): Likewise.
6887 Wed Aug 4 20:45:04 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
6889 * final.c (shorten_branches): Don't add an alignment for loops
6890 that have no label inside.
6892 Wed Aug 4 16:39:24 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6894 * builtins.c (expand_builtin_memcmp, expand_builtin_strcmp): Wrap
6895 prototypes in macro HAVE_cmpstrsi.
6897 * cpplib.c (cpp_get_token): Remove unused label `op3'.
6899 * emit-rtl.c (operand_subword): Remove unused variable
6902 * rtl.c (shallow_copy_rtx): Remove unused variable `format_ptr'.
6904 * tree.c (chainon): Wrap variable `t2' in macro ENABLE_CHECKING.
6906 Wed Aug 4 13:29:23 1999 Zack Weinberg <zack@bitmover.com>
6908 * cpphash.c (macroexpand): Delete leading whitespace when arg
6909 is concatenated before.
6910 (unsafe_chars): Correct test for whether + and - can extend a
6913 * cppinit.c (cpp_start_read): Do dependencies for
6914 -include/-imacros files also.
6916 * cpplib.c (cpp_scan_buffer): In no-output mode, don't bother
6917 tokenizing non-directive lines.
6918 (cpp_expand_to_buffer): Temporarily disable no-output mode.
6919 * cppmain.c: In no-output mode, just call cpp_scan_buffer for
6922 Wed Aug 4 12:53:44 1999 Jason Merrill <jason@yorick.cygnus.com>
6924 * expr.c (expand_expr, case PLUS_EXPR): Fix parallel case, too.
6926 * c-lex.c: Sync with C++ frontend.
6927 (linemode): New variable.
6928 (parse_float): imag, conversion_errno, and type are output only.
6929 (yylex): Adjust. Move initial '.' case into main switch.
6931 (handle_generic_pragma): Just deal with tokens.
6932 (readescape): Use ISXDIGIT and ISGRAPH.
6933 * c-parse.in: Add END_OF_LINE token.
6935 * c-lex.c (lang_init): Generalize.
6936 (nextchar): Remove. Replace uses with UNGETC.
6937 (skip_white_space): Handle linemode here. Optimize for cpplib.
6938 (skip_white_space_on_line): Remove.
6939 (extend_token_buffer_to): New fn.
6940 (extend_token_buffer): Use it.
6941 (read_line_number, check_newline): Just deal with tokens.
6942 (token_getch, token_put_back): New fns.
6943 (yylex): Use them. More cpplib optimizations. Simplify.
6945 Wed Aug 4 12:53:44 1999 Michael Tiemann <tiemann@holodeck.cygnus.com>
6946 Jason Merrill <jason@yorick.cygnus.com>
6948 * c-lex.c (init_parse): Set cpp_token to CPP_DIRECTIVE.
6949 (consume_string): Make this smart about USE_CPPLIB.
6950 (check_newline): Rewrite to be intelligent about USE_CPPLIB.
6951 (yylex): Rewrite to be intelligent about USE_CPPLIB.
6952 Also, clean up cases where we redundantly set token_buffer[0].
6953 (read_line_number): New fn.
6954 (ignore_escape_flag): New variable.
6956 Wed Aug 4 13:12:17 1999 Jeffrey A Law (law@cygnus.com)
6958 * a29k/t-a29kbare: Fix some comments.
6959 (LIB2FUNCS_EXTRA): Remove fp-bit.c and dp-bit.c
6960 (FPBIT, DPBIT): Define.
6961 * a29k/t-vx29k: Likewise.
6962 * arc/t-arc: Likewise.
6963 * arm/t-arm-elf: Likewise.
6964 * arm/t-bare: Likewise.
6965 * arm/t-pe: Likewise.
6966 * arm/t-pe-thumb: Likewise.
6967 * arm/t-semi: Likewise.
6968 * arm/t-thumb: Likewise.
6969 * arm/t-thumb-elf: Likewise.
6970 * arm/t-thumb-linux: Likewise.
6971 * h8300/t-h8300: Likewise.
6972 * i960/t-i960: Likewise.
6973 * i960/t-vxworks960: Likewise.
6974 * m32r/t-m32r: Likewise.
6975 * mips/t-ecoff: Likewise.
6976 * mips/t-elf: Likewise.
6977 * mips/t-r3900: Likewise.
6978 * pa/t-pro: Likewise.
6979 * rs6000/t-aix43: Likewise.
6980 * rs6000/t-beos: Likewise.
6981 * rs6000/t-newas: Likewise.
6982 * rs6000/t-ppccomm: Likewise.
6983 * rs6000/t-rs6000: Likewise.
6984 * rs6000/t-winnt: Likewise.
6985 * rs6000/t-xnewas: Likewise.
6986 * rs6000/t-xrs6000: Likewise.
6987 * sh/t-sh: Likewise.
6988 * sparc/t-elf: Likewise.
6989 * sparc/t-sparcbare: Likewise.
6990 * sparc/t-sparclite: Likewise.
6991 * sparc/t-splet: Likewise.
6992 * v850/t-v850: Likewise.
6993 * mn10200/t-mn10200: Fix comments.
6994 * mn10300/t-mn10300: Likewise.
6996 * pa.md (divsi3, udivsi3, modsi3, umodsi3 expanders): Clobber a new
6997 dummy operand. Allocate a new pseudo for the dummy operand.
6998 (divsi3, udivsi3, modis3, umodsi3 patterns): Corresponding changes.
7000 * pa.md (movqi, movhi patterns): Do not expose FP regs to regclass.
7002 Wed Aug 4 11:53:55 1999 Tom Tromey <tromey@cygnus.com>
7004 * configure: Rebuilt.
7005 * configure.in: Removed --enable-java-gc option and JAVAGC subst.
7007 Wed Aug 4 09:06:14 1999 Richard Earnshaw (rearnsha@arm.com)
7009 * recog.c (preproces_constraints): Zero recog_op_alt before
7010 processing the constraints.
7012 * arm.c (typedef minipool_node): Renamed from pool_node.
7013 (minipool_vector, minipool_size, minipool_vector_label): Similarly.
7014 (add_minipool_constant): New function.
7015 (dump_minipool): New function.
7016 (find_barrier): Remove special case for getting the insn size of
7017 an insn that references the constant pool.
7018 (minipool_fixup): New structure.
7019 (push_minipool_barrier): New function.
7020 (push_minipool_fix): New function.
7021 (note_invalid_constants): New function.
7022 (add_pool_constant, dump_table, fixit, broken_move): Delete.
7023 (arm_reorg): Rewrite code to fix up the constant pool into a
7024 series of mini-pools embedded in the insn stream.
7025 (arm_output_epilogue): New function, made mainly from the body
7026 of output_func_epilogue.
7027 (output_func_epilogue): Move insn generation part of epilogue code
7028 to arm_output_epilogue.
7029 * arm.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY): Delete.
7030 * arm.md (pool_range): New attribute.
7031 (zero_extendqidi2): Add attribute pool_range.
7032 (zero_extend_hisi_insn, load_extendqisi, extendhisi_insn,
7033 extendqihi_insn, extendqisi_insn, movdi, movsi_insn, pic_load_addr,
7034 pic_load_addr_based_insn, movhi_insn_arch4, movhi_insn_littleend,
7035 movhi_insn_bigend, loadhi_si_bigend, movsf_hard_insn, movsf_soft_insn,
7036 movdf_hard_insn, movdf_soft_insn, movxf_hard_insn): Likewise.
7037 (epilogue): New expand.
7038 (epilogue_insn): New insn. Call arm_output_epilogue.
7040 * arm.c (arm_poke_function_name): Undo change of July 17. Tidy up.
7041 * arm.h (TARGET_SWITCHES): Add missing doc string for TARGET_DEFAULT.
7043 Mon Aug 2 19:18:44 1999 Jason Merrill <jason@yorick.cygnus.com>
7045 * linux.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
7047 1999-08-04 Mark Elbrecht <snowball3@bigfoot.com>
7049 * config/i386/djgpp.h (BSS_SECTION_ASM_OP): Define.
7051 Wed Aug 4 02:15:32 1999 Richard Henderson <rth@cygnus.com>
7053 * jump.c (delete_insn): Delete the addr_vec when deleting a tablejump.
7055 Wed Aug 4 01:48:08 1999 Jim Kingdon <http://developer.redhat.com>
7057 * global.c: Fix comment.
7059 Wed Aug 4 01:43:01 1999 Ian Lance Taylor <ian@zembu.com>
7061 * gcc.c (access_check): New static function.
7062 (find_a_file): Use it when searching a directory list.
7063 * collect2.c (find_a_file): Don't accept directories found when
7064 searching a directory list.
7066 Wed Aug 4 01:40:43 1999 Philippe De Muyter <phdm@macqel.be>
7068 * tlink.c (symbol_hash_lookup): Do not prefix functions used as
7069 function parameters with `&'.
7070 (file_hash_lookup, demangled_hash_lookup, tlink_init): Ditto.
7072 Wed Aug 4 01:08:44 1999 Jeffrey A Law (law@cygnus.com)
7074 * flow.c (delete_unreachable_blocks): Do not call merge_blocks
7075 or tidy_fallthru_edge if the last insn in the block is not
7076 an unconditional jump or a simple conditional jump.
7078 Tue Aug 3 20:21:20 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
7080 * Makefile.in (c-decl.o): Depends on defaults.h.
7082 Tue Aug 3 14:14:52 1999 Jeffrey A Law (law@cygnus.com)
7084 * pa.h (HARD_REGNO_NREGS): FP registers are always 4 bytes wide for
7086 (CLASS_MAX_NREGS): Likewise.
7088 Tue Aug 3 03:51:20 1999 Jeffrey A Law (law@cygnus.com)
7090 * cse.c (cse_insn): Fix dumb thinko in last change.
7092 Tue Aug 3 10:36:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
7094 * reload1.c (maybe_fix_stack_asms): Declare CONSTRAINTS as
7097 Mon Aug 2 23:45:45 1999 Hans-Peter Nilsson <hp@bitrange.com>
7099 * dwarf2out.c (add_location_or_const_value_attribute): Correct
7100 test for sizes of passed and declared parameter types.
7102 Tue Aug 3 00:03:41 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7104 * fixincludes: Fix the return type of bsearch, char* -> void*.
7106 * fixinc/inclhack.def: Likewise.
7108 Mon Aug 2 18:29:32 1999 Mark Mitchell <mark@codesourcery.com>
7110 * invoke.texi (-fdump-translation-unit): New option.
7112 Mon Aug 2 17:54:19 1999 Richard Henderson <rth@cygnus.com>
7114 * expr.h (PROMOTE_PROTOTYPES): Move ...
7115 * defaults.h: ... to here.
7116 * c-decl.c: Include defaults.h instead of expr.h.
7117 * c-typeck.c: Include defaults.h.
7119 Mon Aug 2 17:10:24 1999 Mark Mitchell <mark@codesourcery.com>
7121 * toplev.h (errorcount): Declare.
7122 (warningcount): Likewise.
7123 (sorrycount): Likewise.
7124 * c-lex.c (errorcount): Don't declare.
7125 * dwarf2out.c (errorcount): Don't declare.
7127 Mon Aug 2 17:02:08 1999 Jason Merrill <jason@yorick.cygnus.com>
7129 * config/libgloss.h: Add a note discouraging use with ELF.
7130 * configure.in: Don't use libgloss.h for ELF targets.
7131 Always use_collect2 on a.out targets.
7133 Mon Aug 2 16:27:42 1999 Jim Wilson <wilson@cygnus.com>
7135 * combine.c (force_to_mode, case LSHIFTRT): Add goto shiftrt.
7136 (force_to_mode, case ASHIFTRT): Add shiftrt label.
7138 Tue Aug 3 00:45:02 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
7140 * loop.c (strength_reduce): When doing biv->giv conversion, update
7141 reg note of NEXT->insn.
7143 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
7145 * real.c (PUT_REAL): Clear unused bytes if long double is IEEE quad.
7147 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
7149 * c-decl.c (get_parm_info, store_parm_decls): Change all uses of
7150 PROMOTE_PROTOTYPES, so that it tests it as a C expression.
7151 Ensure expr.h is included.
7152 * c-typecheck.c (convert_arguments): Ditto.
7154 * expr.h: Supply default for PROMOTE_PROTOTYPES (0).
7156 * config/arc/arc.h: Define PROMOTE_PROTOTYPES to 1.
7157 * config/convex/convex.h: Ditto.
7158 * config/dsp16xx/dsp16xx.h: Ditto.
7159 * config/fx80/fx80.h: Ditto.
7160 * config/gmicro/gmicro.h: Ditto.
7161 * config/i370/i370.h: Ditto.
7162 * config/i386/i386.h: Ditto.
7163 * config/m32r/m32r.h: Ditto.
7164 * config/m68k/m68k.h: Ditto.
7165 * config/m88k/m88k.h: Ditto.
7166 * config/mips/mips.h: Ditto.
7167 * config/pa/pa.h: Ditto.
7168 * config/pyr/pyr.h: Ditto.
7169 * config/tahoe/tahoe.h: Ditto.
7170 * config/we32k/we32k.h: Ditto.
7172 * config/sparc/sparc.h: Define PROMOTE_PROTOTYPES
7175 * config/i1750a/i1750a.h: Define PROMOTE_PROTOTYPES to 0.
7177 * config/i860/paragon.h: Remove PROMOTE_PROTOTYPES
7180 * tm.texi: Document new usage of PROMOTE_PROTOTYPES.
7182 1999-08-02 Richard Henderson <rth@cygnus.com>
7184 * m32r.c (m32r_setup_incoming_varargs): Use get_varargs_alias_set
7185 for the register spill block.
7187 * m32r.h (EXPAND_BUILTIN_VA_ARG): New.
7188 (EXPAND_BUILTIN_SAVEREGS): Delete #if 0 code.
7190 * m32r.h (INT8_P): Don't short-cut test with (unsigned).
7191 (INT16_P, CMP_INT16_P, UINT16_P): Likewise.
7192 (UPPER16_P, UINT24_P, INT32_P, UINT5_P): Likewise.
7194 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
7196 * config/sparc/linux.h: Define WCHAR_TYPE as "int" and undef
7197 MAX_WCHAR_TYPE defined in sparc.h.
7198 * config/sparc/linuxaout.h: Likewise.
7199 * config/sparc/linux64.h: Likewise.
7200 Also default to -mvis if CPU is UltraSPARC.
7202 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
7204 * config/sparc/sparc.h (ASM_DECLARE_REGISTER_GLOBAL): New macro.
7205 (RTX_OK_FOR_OLO10): Likewise.
7206 (GO_IF_LEGITIMATE_ADDRESS): If assembler supports offsetable
7207 %lo(), allow it in addresses...
7208 (PRINT_OPERAND_ADDRESS): ... and print it appropriately.
7209 * config/sparc/sparc.md (sethi_di_medlow_embmedany_pic): sethi %lo()
7210 does not make sense.
7211 * config/sparc/sparc.c (sparc_hard_reg_printed): New array.
7212 (sparc_output_scratch_registers): New function.
7213 (output_function_prologue, sparc_flat_output_function_prologue): Use
7215 * varasm.c (make_decl_rtl): Use ASM_DECLARE_REGISTER_GLOBAL if
7217 * tm.texi (ASM_DECLARE_REGISTER_GLOBAL): Document it.
7218 * configure.in: Add check for .register pseudo-op support in as and
7219 check for offsetable %lo().
7220 * acconfig.h: Add templates for the above checks.
7221 * configure: Regenerate.
7223 1999-08-02 Richard Henderson <rth@cygnus.com>
7225 * sparc/linux64.h (TARGET_DEFAULT): Remove MASK_APP_REGS.
7226 * sparc/sol2-sld-64.h (TARGET_DEFAULT): Likewise.
7227 * sparc/sol2.h (TARGET_DEFAULT): Likewise.
7229 Mon Aug 2 23:46:45 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
7231 * loop.c (strength_reduce): When doing biv->giv conversion, fix up
7234 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
7236 * config/float-sparc.h: New file.
7237 * configure.in: Use float_format=sparc for sparc-*-linux-gnulibc1,
7238 sparc-*-linux-gnu and sparc64-*-linux*.
7240 1999-08-02 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
7242 * rs6000.c (rs6000_va_list): Type is an array.
7243 (rs6000_va_start): Don't doubly adjust for varargs.
7244 (rs6000_va_arg): Evaluate long long GPR adjustment.
7246 Mon Aug 2 16:15:57 1999 David Edelsohn <edelsohn@gnu.org>
7248 * rs6000/aix43.h (SUBTARGET_SWITCHES): Use -m64 and -m32 instead of
7249 -maix64 and -maix32.
7250 (ASM_SPEC, ASM_CPU_SPEC, CPP_SPEC, CPP_CPU_SPEC, LIB_SPEC,
7251 LINK_SPEC): Change appropriately.
7252 * rs6000/rs6000.c (short_cint_operand): Use CONST_OK_FOR_LETTER_P.
7253 (u_short_cint_operand): Likewise.
7254 * rs6000/rs6000.md (movdi splitters): Add TARGET_POWERPC64 support
7256 * rs6000/t-aix43 (MULTILIB): Change to -m64.
7258 * invoke.texi (RS/6000 Submodel): Document 64-bit processor options.
7260 Mon Aug 2 16:15:57 1999 Geoff Keating <geoffk@cygnus.com>
7262 * rs6000/rs6000.c (num_insns_constant_wide): Correct
7264 (add_operand): Get test correct for 64-bit HOST_WIDE_INT.
7265 (non_add_cint_operand): Likewise.
7266 (logical_operand): Likewise.
7267 (non_logical_cint_operand): Likewise.
7268 (print_operand): Correct printf()s for 64-bit HOST_WIDE_INT.
7269 (print_operand_address): Correct printf() for 64-bit HOST_WIDE_INT.
7270 (rs6000_select_rtx_section): Suppress warning.
7271 (small_data_operand): Suppress warning.
7272 (rs6000_got_register): Suppress warning.
7273 * rs6000/rs6000.md (andsi3): HOST_WIDE_INT is a signed
7274 type, so `J' is generally the wrong constraint for a SImode value;
7276 (andsi3_internal2): Likewise.
7277 (andsi3_internal3): Likewise.
7278 (iorsi3_internal1): Likewise.
7279 (xorsi3_internal1): Likewise.
7281 (movsf_softfloat): Likewise.
7282 (scc insns): Likewise.
7283 (movsi+2): Preserve sign bits of SImode constant.
7284 (floatsidf2_internal+1): Sign-extend SImode constant correctly.
7285 (movdf+1): Sign-extend properly.
7286 (movdi_32+1): Sign-extend properly.
7287 (scc insns): Sign-extend properly.
7289 * md.texi (RS/6000 EXTRA_CONSTRAINTS): Update documentation for J,
7292 1999-08-02 Richard Henderson <rth@cygnus.com>
7294 * alpha.c (override_options): Move ev6 alpha_tp frobbing out of
7296 (print_operand): Notice alpha_fptm not alpha_tp for sw completion.
7297 * alpha.md (all fp insns): Likewise.
7299 1999-08-02 Nick Clifton <nickc@cygnus.com>
7301 * config/v850/v850.h (STRICT_ALIGNMENT): Only define if not
7304 Mon Aug 2 03:38:33 1999 Jeffrey A Law (law@cygnus.com)
7306 * pa.c (legitimize_pic_address): Clarify comments. Do not call the
7307 pic_load_label generator directly.
7308 * pa.md (pic_load_label): Clarify comments. Remove modes on operands.
7309 No longer a named pattern.
7311 Mon Aug 2 09:38:10 1999 Nick Clifton <nickc@cygnus.com>
7313 * explow.c (force_reg): Call force_operand if X does not
7314 satisfy general_operand.
7316 Mon Aug 2 01:34:22 1999 Jeffrey A Law (law@cygnus.com)
7318 * fix-header.c (main): When testing for CONTINUED, use string
7319 equality, not pointer equality.
7321 Mon Aug 2 01:27:24 1999 Dan Nicolaescu <dann@ics.uci.edu>
7323 * sparc.c (sparc_block_profiler): Use the %g2 register, not %o0.
7325 Sun Aug 1 22:46:42 1999 Jeffrey A Law (law@cygnus.com)
7327 * cse.c (cse_insn): Fix loop which deletes insns after a jump
7328 that has become an unconditional jump.
7330 * m68k.c (output_function_prologue): Fix typo in CPU32 case.
7331 (output_function_epilogue): Similarly.
7333 Sun Aug 1 20:14:00 1999 Bernd Schmidt <bernds@cygnus.co.uk>
7335 * tree.h (init_dummy_function_start): Declare.
7337 Sun Aug 1 12:55:31 1999 Bernd Schmidt <bernds@cygnus.co.uk>
7339 * stmt.c (emit_filename, emit_lineno, expr_stmts_for_value,
7340 last_expr_type, last_expr_value, block_start_count, block_stack,
7341 stack_block_stack, cond_stack, loop_stack, case_stack, nesting_stack,
7342 nesting_depth, goto_fixup_chain): Delete global vars; now allocated
7343 dynamically in stmt elt of struct function for each function.
7344 (struct nesting): Rename function_call_count elt to n_function_calls,
7345 target_temp_slot_level to block_target_temp_slot_level. All users
7347 (struct stmt_status): New structure definition.
7348 Add many accessor macros for stmt_status elements which previously
7349 were global variables.
7350 (init_stmt_for_function): Allocate stmt elt for current_function.
7351 Reflect that block_start_count was renamed to
7352 current_block_start_count.
7353 (save_stmt_status, restore_stmt_status): Delete functions.
7354 (preserve_subexpressions_p): Don't access loop_stack when outside
7356 (expand_start_bindings): Reflect that block_start_count was renamed to
7357 current_block_start_count.
7358 (expand_fixup): Likewise.
7359 (expand_decl): Don't access block_stack when outside a function.
7360 (expand_decl_cleanup): Likewise.
7361 (expand_dcc_cleanup): Likewise.
7362 (expand_dhc_cleanup): Likewise.
7363 (expand_anon_union_decl): Likewise.
7364 (set_file_and_line_for_stmt): New function.
7365 (in_control_zone_p): New function.
7367 * function.h (struct function): Add new elt stmt.
7368 Delete elts block_stack, stack_block_stack, cond_stack, loop_stack,
7369 case_stack, nesting_stack, nesting_depth, block_start_count,
7370 last_expr_type, last_expr_value, expr_stmts_for_value, emit_filename,
7371 emit_lineno, goto_fixup_chain.
7372 (save_eh_status, restore_eh_status, save_stmt_status,
7373 restore_stmt_status): Delete declarations.
7374 * function.c (push_function_context_to): Don't call save_stmt_status.
7375 (pop_function_context_to): Don't call restore_stmt_status.
7376 * tree.h (in_control_zone_p): Declare.
7377 * rtl.h (set_file_and_line_for_stmt): Declare.
7379 * emit-rtl.c (emit_line_note): Don't set emit_filename/emit_lineno;
7380 call set_file_and_line_for_stmt.
7382 Thu Jul 31 12:34:45 1999 Joe Buck <jbuck@synopsys.com>
7384 * gcc.texi: Use terms "GNU Compiler Collection" and "GCC".
7385 Also update copyright.
7387 Sat Jul 31 11:10:07 1999 Bernd Schmidt <bernds@cygnus.co.uk>
7389 * c-pragma.c: Don't include "except.h".
7390 * emit-rtl.c: Likewise.
7391 * stor-layout.c: Likewise.
7393 * varasm.c: Likewise.
7395 * flow.c: Include "function.h".
7396 * tree.h (init_dummy_function_start): Declare new function.
7398 * except.h (struct eh_status): New structure.
7399 (struct label_node, struct eh_entry): Declare even if tree.h hasn't
7401 (eh_return_stub_label, ehstack, catchstack, ehqueue,
7402 catch_clauses, false_label_stack, caught_return_label_stack,
7403 protect_list, current_function_ehc): Add accessor macros for the
7404 corresponding fields in current_function->eh; delete declarations
7405 for all items that used to be declared here.
7406 * except.c (eh_return_stub_label, ehstack, catchstack, ehqueue,
7407 catch_clauses, false_label_stack, caught_return_label_stack,
7408 protect_list, current_function_ehc): Delete variables.
7409 (init_eh_for_function): Allocate current_function->eh.
7410 (save_eh_status, restore_eh_status): Delete functions.
7412 * function.h (struct function): Add fields next_global and eh.
7413 Delete all exception handling related fields.
7414 * function.c (current_function): New variable.
7415 (all_functions): New variable.
7416 (push_function_context_to): Don't allocate a struct function,
7417 use current_function instead. Call init_dummy_function_start when
7418 outside a function. Clear current_function before returning.
7419 (pop_function_context_from): Restore current_function.
7420 Don't free the restored struct function.
7421 (prepare_function_start): New function.
7422 (init_dummy_function_start): New function.
7423 (init_function_start): Break out some code into prepare_function_start
7426 * stmt.c (save_stmt_status): Don't call save_eh_status.
7427 (restore_stmt_status): Don't call restore_eh_status.
7429 * Makefile.in: Update dependencies.
7431 Sat Jul 31 04:10:01 1999 Jeffrey A Law (law@cygnus.com)
7433 * pa.c (compute_frame_size): Use STARTINg_FRAME_OFFSET instead
7434 of depending on a magic constant value. Update comments.
7435 (hppa_expand_prologue): Similarly.
7437 * pa.md (reload_indi, reload_outdi): Allow any register for the
7438 original reload register.
7440 Fri Jul 30 19:41:35 1999 Jim Wilson <wilson@cygnus.com>
7442 * cccp.c (print_help): Change marcos to macros.
7444 1999-07-30 Richard Henderson <rth@cygnus.com>
7446 * c-typeck.c (initializer_constant_valid_p): Move ...
7447 * c-common.c (initializer_constant_valid_p): ... here. Use
7448 FOO_TYPE_P instead of tests against TREE_CODE. Allow subtraction
7450 * c-common.h (initializer_constant_valid_p): Declare.
7451 * c-tree.h (initializer_constant_valid_p): Remove.
7453 Fri Jul 30 16:33:42 1999 Mathias Froehlich <frohlich@na.uni-tuebingen.de>
7455 * config/i386/sol2-c1.asm: Align the stack.
7456 * config/i386/sol2-gc1.asm: Likewise.
7458 1999-07-30 Vladimir Makarov <vmakarov@loony.cygnus.com>
7460 * config/sparc/sparc.h (ASM_CPU32_DEFAULT_SPEC): Change -Av8 onto
7461 -Asparclite for sparc86x.
7462 (CPP_CPU32_DEFAULT_SPEC, CPP_CPU_SPEC): Remove -D__sparc_v8__ for
7464 (ASM_CPU_SPEC): Use -Asparclite for sparc86x.
7466 Fri Jul 30 14:53:56 1999 Jakub Jelinek <jj@ultra.linux.cz>
7468 * config/sparc/linux64.h (CC1_SPEC): Preserve CPU specified by
7469 the user if using the non-default arch size in BI_ARCH configuration.
7470 * config/sparc/sol2-sld-64.h (CC1_SPEC): Ditto.
7472 * config/sparc/sparc.md (cmp_mul_set, cmp_udiv_cc_set):
7473 Fix patterns so that they actually match.
7474 (cmp_sdiv_cc_set): Ditto, also don't require g0 to be zero.
7475 (mulsidi3_sp64, const_mulsidi3_sp64): New patterns.
7476 (const_mulsidi3_sp32): Renamed from const_mulsidi3, only on
7478 (mulsidi3): Reflect this in the expand.
7479 (smulsi3_highpart): Only on TARGET_ARCH32.
7480 (umulsidi3_sp64, const_umulsidi3_sp64): New patterns.
7481 (const_umulsidi3_sp32): Renamed from const_umulsidi3.
7482 (umulsidi3): Reflect this in the expand.
7483 (umulsi3_highpart): Only on TARGET_ARCH32.
7484 (divsi3_sp32): Renamed from divsi3, only on TARGET_ARCH32,
7485 don't require g0 to be zero.
7486 (udivsi3_sp32): Renamed from udivsi3, only on TARGET_ARCH32.
7487 ({,u}divsi3): New expands.
7488 ({,u}divsi3_sp64): New patterns.
7489 (after lshrdi3_v8plus): Four new patterns to help combiner
7490 optimizing nested mixed mode shifts.
7492 * config/sparc/sparc.c (sparc_override_options): Use deprecated
7493 v8 instructions if optimizing for UltraSPARC I, II, IIi, as it
7494 speed things up. Don't use them by default on plain v9 in 64bit
7495 mode, according to what SPAMv9 sais.
7497 * config/sparc/sparc.h: Fix comments, e.g. Linux already preserves
7498 top 32 bits of %[og][0-7] in signal handlers.
7499 Also, TARGET_HARD_MUL32 now is only true for TARGET_ARCH32.
7501 Fri Jul 30 03:00:41 1999 Jeffrey A Law (law@cygnus.com)
7503 * pa.md (zvdep_imm32): Renamed from zvdep_imm.
7504 (ashlsi3): Corresponding changes.
7506 * pa.c (compute_zdepwi_operands): Renamed from compute_zdepi_operands.
7508 Thu Jul 29 18:37:13 1999 Jeffrey A Law (law@cygnus.com)
7510 * pa.h (FIRST_PARM_CALLER_OFFSET): Delete.
7512 Thu Jul 29 19:01:58 1999 Bernd Schmidt <bernds@cygnus.co.uk>
7514 * arm.h (Hint): Delete macro.
7515 Substitute HOST_WIDE_INT for Hint in some prototypes.
7516 * arm.c: Substitute HOST_WIDE_INT for Hint in one prototype.
7518 Thu Jul 29 09:21:42 1999 Nick Clifton <nickc@cygnus.com>
7520 * builtins.c (expand_builtin_setjmp): Use force_operand to
7521 make sure that the buffer address is in a suitable form to be
7522 passed to force_reg.
7524 Wed Jul 28 12:50:48 1999 Geoff Keating <geoffk@cygnus.com>
7526 * config/mips/mips.c: system.h handles MIN and MAX, don't undefine
7529 Wed Jul 28 13:18:35 1999 Jeffrey A Law (law@cygnus.com)
7531 * pa.md (indirect_jump): Remove mode from match_operand. Verify
7532 proper mode in the condition string.
7533 (icacheflush, dcacheflush): Remove modes from match_operands.
7535 * pa.c (emit_move_sequence): Always convert scratch_reg to the
7536 proper mode before using it.
7538 * pa.md (adddi3, subdi3): Turn into a define_expand/define_insn
7541 * pa.c (store_reg): Do not call add_high_const generator directly.
7542 (load_reg, set_reg_plus_d): Likewise.
7543 * pa.md (add_high_const): No longer a named pattern.
7545 * pa.c (legitimize_address): Consistently use Pmode rather than
7546 SImode. Do not call gen_pic2_highpart directly anymore.
7547 * pa.md (pic2_highpart): No longer a named pattern.
7548 (pic2_lo_sum): Similarly. Reformat to make more readable.
7550 * pa.md (call, call_value): Use "word_mode" instead of "SImode" as
7555 Wed Jul 28 11:28:04 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
7557 * builtins.c (expand_builtin): Typo in call to expand_builtin_ffs.
7559 Wed Jul 28 11:23:48 1999 Richard Henderson <rth@cygnus.com>
7561 * pa.c (hppa_builtin_saveregs): Use get_varargs_alias_set
7562 and tag the spill mems.
7563 (hppa_va_start): New.
7565 * pa.h (EXPAND_BUILTIN_VA_START): New.
7566 (EXPAND_BUILTIN_VA_ARG): New.
7568 Wed Jul 28 11:22:21 1999 Richard Henderson <rth@cygnus.com>
7570 * mn10300.c (mn10300_builtin_saveregs): Use get_varargs_alias_set
7571 and tag the spill mems.
7572 (mn10300_va_start): New.
7573 (mn10300_va_arg): New.
7574 * mn10300.h (EXPAND_BUILTIN_VA_START): New.
7575 (EXPAND_BUILTIN_VA_ARG): New.
7577 Wed Jul 28 11:20:19 1999 Richard Henderson <rth@cygnus.com>
7579 * mn10200.c (mn10200_va_arg): New.
7580 * mn10200.h (EXPAND_BUILTIN_VA_ARG): New.
7582 Wed Jul 28 11:19:06 1999 Richard Henderson <rth@cygnus.com>
7584 * builtins.c (std_expand_builtin_va_arg): Use int_size_in_bytes
7585 rather than play with TREE_INT_CST_LOW.
7587 1999-07-27 Philip Blundell <pb@nexus.co.uk>
7589 * config/arm/telf.h: Include dbxelf.h.
7590 (CPP_PREDEFINES): Only define if not already defined.
7591 (ASM_IDENTIFY_GCC): Likewise.
7592 (SUBTARGET_EXTRA_SECTIONS): Likewise.
7593 (SUBTARGET_EXTRA_SECTION_FUNCTIONS): Likewise.
7594 * config/arm/thumb.h (LINK_SPEC): Only define if not already
7596 (DBX_DEBUGGING_INFO): Don't define.
7597 * config/arm/linux-telf.h: New file.
7598 * config/arm/linux-tgas.h: New file.
7599 * config/arm/t-thumb-linux: New file.
7600 * config/arm/uclinux-elf.h: New file.
7601 * config/arm/uclinux-telf.h: New file.
7602 * configure.in (arm-*-uclinux, thumb-*-linux-gnu,
7603 thumb-*-uclinux): New targets.
7604 * configure: Regenerate.
7606 Tue Jul 27 23:20:21 1999 Jeffrey A Law (law@cygnus.com)
7608 * pa.md (post_store, pre_load): New expanders.
7609 (post_stwm, pre_ldwm): Renamed to post_stw and pre_ldw respectively.
7610 (post_ldwm, pre_stwm): Make these unnamed patterns since we never
7611 need to directly generate RTL for them.
7612 * pa.c (hppa_expand_prologue, hppa_expand_epilogue): Corresponding
7615 Tue Jul 27 16:05:52 1999 David Edelsohn <edelsohn@gnu.org>
7617 * aix43.h (ASM_CPU_SPEC, CPP_CPU_SPEC): Add rs64a and PPC630.
7618 * rs6000.c (processor_target_table): Add powerpc64, rs64a, and PPC630.
7619 (rs6000_cpu): Choose between 32-bit and 64-bit default processors.
7620 (secndary_reload_class): Make TARGET_ELF conditional compile.
7621 (print_operand_address): Similar.
7622 (output_toc): Print all values as hex.
7623 (get_issue_rate): Rearrange and add RS64A and PPC630.
7624 * rs6000.h (processor_type): Add RS64A and PPC630.
7625 (PROCESSOR_POWERPC64): New.
7626 (PROMOTE_MODE): Use word_mode.
7627 (RTX_COSTS): Add RS64A and PPC630.
7628 * rs6000.md (scheduling information): Add lmul and ldiv
7629 representing 64-bit integer multiply and divide. Add rs64a and
7631 (ashldi3): Add support for "rldic" instruction.
7632 * sysv4.h (PROCESSOR_DEFAULT): Change to PROCESSOR_750.
7634 Tue Jul 27 15:31:53 1999 Vladimir Makarov <vmakarov@toad.to.cygnus.com>
7636 * config/sparc/sparc.c (sparc_override_options): Enable SPARCLITE
7637 instead of V8 for sparclite86x in cpu_table.
7639 Tue Jul 27 17:49:42 1999 Bernd Schmidt <bernds@cygnus.co.uk>
7641 * config/arm/coff.h (ASM_FILE_START): If generating SDB output, call
7642 output_file_directive.
7644 Tue Jul 27 03:15:33 1999 Jason Merrill <jason@yorick.cygnus.com>
7646 * expr.c (expand_expr, case PLUS_EXPR): Get the mode from the
7647 tree for op1, not the rtl.
7649 Tue Jul 27 00:18:34 1999 Richard Henderson <rth@cygnus.com>
7651 * m88k.c (m88k_builtin_saveregs): Break out the constructor code
7652 to m88k_va_start, leaving only the register spill.
7653 (m88k_build_va_list): New.
7654 (m88k_va_start): New.
7656 * m88k.h (BUILD_VA_LIST_TYPE): New.
7657 (EXPAND_BUILTIN_VA_START): New.
7658 (EXPAND_BUILTIN_VA_ARG): New.
7660 Mon Jul 26 19:07:11 1999 Geoff Keating <geoffk@cygnus.com>
7662 * config/rs6000/rs6000.c (rs6000_expand_builtin_saveregs):
7663 Rename from expand_builtin_saveregs.
7664 * config/rs6000/rs6000.h (EXPAND_BUILTIN_SAVEREGS): Change caller.
7666 Mon Jul 26 22:52:47 1999 Richard Henderson <rth@cygnus.com>
7668 * i960.c (i960_setup_incoming_varargs): Use get_varargs_alias_set
7669 for the register spill block.
7670 (i960_build_va_list): New.
7671 (i960_va_start): New.
7673 * i960.h (BUILD_VA_LIST_TYPE): New.
7674 (EXPAND_BUILTIN_VA_START): New.
7675 (EXPAND_BUILTIN_VA_ARG): New.
7676 * i960.md (store_multiple): Use change_address on individul mems.
7678 Mon Jul 26 22:43:12 1999 Richard Henderson <rth@cygnus.com>
7680 * builtins.c (stabilize_va_list): Don't INDIRECT_REF through
7682 (std_expand_builtin_va_start): Back out one word if !stdarg_p.
7683 (expand_builtin_va_end): Evaluate arg for side effects.
7684 * c-common.c (c_common_nodes_and_builtins): Construct a
7685 va_list_arg_type_node to handle array decomposition to pointer.
7687 Mon Jul 26 18:51:34 1999 Richard Henderson <rth@cygnus.com>
7689 * except.c (start_dynamic_cleanup): Use force_operand on the
7692 Mon Jul 26 16:43:26 1999 Richard Henderson <rth@cygnus.com>
7694 * c4x.h (EXPAND_BUILTIN_VA_ARG): New.
7695 * c4x.c (c4x_va_arg): New.
7697 Mon Jul 26 12:30:09 1999 Jason Merrill <jason@yorick.cygnus.com>
7699 * cpplib.c (cpp_get_token): Don't return a CPP_POP if the buffer
7702 1999-07-26 Nathan Sidwell <nathan@acm.org>
7704 * eh-common.h (__eh_matcher): Prototype correctly.
7706 Mon Jul 26 17:24:51 1999 Philip Blundell <pb@nexus.co.uk>
7708 * config/arm/thumb.h (THUMB_FLAG_SINGLE_PIC_BASE): Define.
7709 (TARGET_SINGLE_PIC_BASE): Likewise.
7710 (GOT_PCREL, NEED_GOT_RELOC, NEED_PLT_RELOC): Provide default
7712 (TARGET_CALLEE_INTERWORKING): Fix typo in comment.
7713 (TARGET_SWITCHES): Add -m{no-}single-pic-base.
7714 (TARGET_OPTIONS): Add -mpic-register=N.
7715 (OUTPUT_INT_ADDR_CONST): New macro.
7716 (INDEX_REGISTER_RTX_P, PIC_OFFSET_TABLE_REGNUM, FINALIZE_PIC,
7717 LEGITIMATE_PIC_OPERAND_P): Likewise.
7718 (LEGITIMIZE_ADDRESS, GOT_IF_LEGITIMATE_ADDRESS): Support PIC.
7719 (ASM_OUTPUT_INT): Use OUTPUT_INT_ADDR_CONST rather than calling
7720 output_addr_const directly.
7721 (PRINT_OPERAND_PUNCT_VALID_P): Accept `|' for compatibility with
7723 (thumb_pic_register, thumb_pic_register_string): Declare.
7725 * config/arm/thumb.c (symbol_mentioned_p): New function: Imported
7727 (label_mentioned_p): New function: Imported from arm.c.
7728 (legitimize_pic_address): New function: Imported from arm.c.
7729 (is_pic):New function: Imported from arm.c.
7730 (thumb_finalize_pic):New function: Imported from arm.c.
7731 (add_constant): Cope with PIC constants.
7732 (fixit): Cope with PIC constants.
7733 (output_return): Do not treat the PIC register as live if
7734 TARGET_SINGLE_PIC_BASE is true.
7735 (thumb_function_prologue): Do not treat the PIC register as live if
7736 TARGET_SINGLE_PIC_BASE is true.
7737 (thumb_expand_prologue): Do not treat the PIC register as live if
7738 TARGET_SINGLE_PIC_BASE is true.
7739 (thumb_unexpand_epilogue): Do not treat the PIC register as live if
7740 TARGET_SINGLE_PIC_BASE is true.
7741 (thumb_print_operand): Accept '|'.
7742 (thumb_override_options): Process PIC options.
7744 * config/arm/thumb.md (movsi): Support PIC.
7745 (call_insn): Change "i" constraint to "X".
7746 (call_value_insn): Likewise.
7747 (consttable_4, consttable_8, consttable_end): Set and clear
7748 "making_const_table" as appropriate.
7749 (pic_load_addr, pic_add_dot_plus_four): New insns.
7751 * invoke.texi (Thumb Options): Fix spelling. Document new
7752 options -msingle-pic-base and -mpic-register=.
7754 1999-07-26 Andrew Haley <aph@cygnus.com>
7756 * config/m32r/initfini.c (__init): Use a full word immediate for
7757 __fini: this allows it to be placed in any memory region.
7759 * config/m32r/t-m32r: Compile crtinit.o and crtfini.o for
7760 -mmodel=medium. This is OK for all memory models.
7762 Mon Jul 26 11:58:46 1999 Nick Clifton <nickc@cygnus.com>
7764 * config/arm/arm.c: Replace %R%s in asm_fprintf strings with %r.
7765 * config/arm/arm.h: Replace %R%s in asm_fprintf strings with %r.
7767 Mon Jul 26 10:23:36 1999 Nick Clifton <nickc@cygnus.com>
7769 * final.c (asm_fprintf): Accept ASM_FPRINTF_EXTENSIONS, if
7772 * tm.texi: Document ASM_FPRINTF_EXTENSIONS.
7774 Sun Jul 25 23:51:59 1999 Richard Henderson <rth@cygnus.com>
7776 * i860.h (EXPAND_BUILTIN_SAVEREGS): New.
7777 (BUILD_VA_LIST_TYPE): New.
7778 (EXPAND_BUILTIN_VA_START): New.
7779 (EXPAND_BUILTIN_VA_ARG): New.
7780 * i860.c (output_delayed_branch): Disable.
7781 (output_delay_insn): Likewise.
7782 (i860_saveregs): New.
7783 (i860_build_va_list): New.
7784 (i860_va_start): New.
7786 * i860.md: Disable all peepholes using output_delayed_branch.
7787 * i860/sysv4.h (I860_SVR4_VA_LIST): New.
7789 Sun Jul 25 23:44:13 1999 Richard Henderson <rth@cygnus.com>
7791 * clipper.h (EXPAND_BUILTIN_SAVEREGS): Remove argument.
7792 (BUILD_VA_LIST_TYPE): New.
7793 (EXPAND_BUILTIN_VA_START): New.
7794 (EXPAND_BUILTIN_VA_ARG): New.
7795 * clipper.c (clipper_builtin_saveregs): Only dump registers.
7796 Return the address of the save area.
7797 (clipper_build_va_list): New.
7798 (clipper_va_start): New.
7799 (clipper_va_arg): New.
7801 Sun Jul 25 22:56:47 1999 Richard Henderson <rth@cygnus.com>
7803 * arc.h (EXPAND_BUILTIN_VA_START): New.
7804 (EXPAND_BUILTIN_VA_ARG): New.
7805 * arc.c (arc_setup_incoming_varargs): Set alias set of
7807 (arc_va_start): New.
7810 Sun Jul 25 22:45:55 1999 Richard Henderson <rth@cygnus.com>
7812 * alpha.h (EXPAND_BUILTIN_SAVEREGS): Delete.
7813 (BUILD_VA_LIST_TYPE): New.
7814 (EXPAND_BUILTIN_VA_START): New.
7815 (EXPAND_BUILTIN_VA_ARG): New.
7816 * alpha.c (alpha_builtin_saveregs): Delete.
7817 (alpha_build_va_list): New.
7818 (alpha_va_start): New.
7819 (alpha_va_arg): New.
7821 Sun Jul 25 21:40:33 1999 Jeffrey A Law (law@cygnus.com)
7823 * config/svr4.h (CTORS_SECTION_ASM_OP): Do not emit directives in
7825 (DTORS_SECTION_ASM_OP, INIT_SECTION_ASM_OP): Likewise.
7826 (FINI_SECTION_ASM_OP, ASM_OUTPUT_SECTION_NAME): Likewise.
7828 * gcc.texi: More changes related to list conversion.
7829 * invoke.texi: Likewise.
7831 Sun Jul 25 18:15:39 1999 Richard Henderson <rth@cygnus.com>
7833 * builtins.c (expand_builtin_saveregs): Remove static, remove exp
7834 and ignore arguments, bail if no EXPAND_BUILTIN_SAVEREGS.
7835 (expand_builtin_next_arg): Accept ARGLIST not EXP.
7836 (stabilize_va_list): New function.
7837 (std_expand_builtin_va_start): New function.
7838 (expand_builtin_va_start): New function.
7839 (get_varargs_alias_set): New function.
7840 (std_expand_builtin_va_arg): New function.
7841 (expand_builtin_va_arg): New function.
7842 (expand_builtin_va_end): New function.
7843 (expand_builtin_va_copy): New function.
7844 (expand_builtin): Call them.
7845 * c-common.c (c_common_nodes_and_builtins): Build __builtin_va_list,
7846 __builtin_{varargs_start,stdarg_start,end,copy}.
7847 (build_va_arg): New function.
7848 * c-common.h (CTI_PTR_TYPE, ptr_type_node): Delete.
7849 (build_va_arg): Declare.
7850 * c-decl.c (ptr_type_node, va_list_type_node): New.
7851 * c-parse.gperf (__builtin_va_arg): New.
7852 * c-parse.in (VA_ARG): New token.
7853 (unary_expr): Recognize it.
7854 * expr.c (expand_expr): Expand VA_ARG_EXPR.
7855 * expr.h (std_expand_builtin_va_start): Declare.
7856 (std_expand_builtin_va_arg): Declare.
7857 (expand_builtin_va_arg): Declare.
7858 (get_varargs_alias_set): Declare.
7859 * tree.def (VA_ARG_EXPR): New.
7860 * tree.h (BUILT_IN_VARARGS_START): New.
7861 (BUILT_IN_STDARG_START, BUILT_IN_VA_END): New.
7862 (ptr_type_node, va_list_type_node): Declare.
7863 * tm.texi (EXPAND_BUILTIN_SAVEREGS): Kill unused ARGLIST argument.
7864 * m32r.h (EXPAND_BUILTIN_SAVEREGS): Likewise.
7865 * m88k.h, m88k.c: Likewise.
7866 * mn10300.h, mn10300.c: Likewise.
7867 * pa.h, pa.c: Likewise.
7868 * rs6000.h, rs6000.c: Likewise.
7869 * sh.h, sh.c: Likewise.
7870 * sparc.h, sparc.c: Likewise.
7872 * emit-rtl.c (operand_subword): Copy alias set.
7873 (change_address): Likewise.
7875 Sun Jul 25 15:04:37 1999 Jeffrey A Law (law@cygnus.com)
7877 * pa.c (compute_frame_size): Scan all the used callee saved registers,
7878 not just the first one.
7880 Fri Jul 23 14:09:58 1999 Philip Blundell <pb@nexus.co.uk>
7882 * config/arm/arm.h (TARGET_SWITCHES): Add
7883 -m{no-}single-pic-base. Correct help string for -mshort-load-words.
7884 (TARGET_OPTIONS): Add -mpic-register=.
7885 (ARM_FLAG_SINGLE_PIC_BASE, TARGET_SINGLE_PIC_BASE): Define.
7886 (arm_pic_register_string): Declare.
7887 (NEED_PLT_GOT): Delete, replace with ...
7888 (NEED_GOT_RELOC, NEED_PLT_RELOC): ... these. New macros.
7889 (OUTPUT_INT_ADDR_CONST): Replace NEED_PLT_GOT with NEED_GOT_RELOC.
7890 (ASM_OUTPUT_MI_THUNK): Replace NEED_PLT_GOT with NEED_PLT_RELOC.
7891 * config/arm/arm.c (arm_override_options): Add new option
7893 (arm_pic_register_string): New variable.
7894 (arm_finalize_pic): Respect TARGET_SINGLE_PIC_BASE.
7895 (output_func_prologue): If TARGET_SINGLE_PIC_BASE, treat the PIC
7896 register as never live. Use NEED_PLT_RELOC not NEED_PLT_GOT.
7897 (output_return_instruction): Likewise.
7898 * config/arm/elf.h (NEED_PLT_GOT): Delete, replace with ...
7899 (NEED_GOT_RELOC, NEED_PLT_RELOC): ... these. Define to flag_pic.
7900 * config/arm/arm.md: Use NEED_PLT_RELOC in place of NEED_PLT_GOT.
7902 * invoke.texi (ARM Options): Fix spelling. Remove duplicate
7903 mention of -msched-prolog. Document new options -msingle-pic-base
7904 and -mpic-register=.
7906 Thu Jul 22 18:23:56 1999 Richard Henderson <rth@cygnus.com>
7908 * haifa-sched.c (reemit_notes): Tidy.
7909 * sched.c (reemit_notes): Duplicate 1998-08-31 patch to
7912 Thu Jul 22 18:21:04 1999 Richard Henderson <rth@cygnus.com>
7914 * explow.c (trunc_int_for_mode): New function.
7915 (plus_constant_wide): Use it.
7916 * combine.c (simplify_and_const_int): Likewise.
7917 (merge_outer_ops): Likewise.
7918 (simplify_shift_const): Likewise.
7919 * cse.c (simplify_unary_operation): Likewise.
7920 (simplify_binary_operation): Likewise.
7921 * emit-rtl.c (operand_subword): Likewise.
7922 * rtl.h: Declare it.
7924 Thu Jul 22 14:34:59 1999 Bernd Schmidt <bernds@cygnus.co.uk>
7926 * config/arm/arm.c (arm_print_operand): Fix typo in 'M' case
7927 (use NUM_REGS instead of NUM_INTS).
7929 Thu Jul 22 11:25:20 1999 Bernd Schmidt <bernds@cygnus.co.uk>
7931 * builtins.c: New file.
7932 * expr.c (saveregs_value, apply_args_value): Delete definition,
7933 moved into builtins.c.
7934 (string_constant): No longer static.
7935 (get_pointer_alignment, c_strlen, get_memory_rtx, expand_builtin,
7936 apply_args_size, apply_result_size, result_vector,
7937 expand_builtin_apply_args, expand_builtin_apply,
7938 expand_builtin_return): Delete functions, moved into builtins.c.
7939 (INCOMING_REGNO, OUTGOING_REGNO): Delete unused macros.
7940 * expr.h (saveregs_value, apply_args_value): Declare variables.
7941 (expand_builtin, string_constant): Declare functions.
7942 * Makefile.in: Update to build builtin.o.
7944 Wed Jul 21 00:46:58 1999 Mark P. Mitchell <mark@codesourcery.com>
7946 * defaults.h (DWARF2_GENERATE_TEXT_SECTION_LABEL): New macro.
7947 * tm.texi (DWARF2_GENERATE_TEXT_SECTION_LABEL): Define it.
7948 * dwarf2out.c (dwarf2out_init): Don't output a label to mark the
7949 start of the text section if DWARF2_GENERATE_TEXT_SECTION_LABEL is
7951 * config/mips/iris6.h (DWARF2_GENERATE_TEXT_SECTION_LABEL):
7954 1999-07-21 Michael Meissner <meissner@cygnus.com>
7956 * print-rtl.c (print_rtx): Print the names of the virtual
7959 Wed Jul 21 16:00:32 1999 Nick Clifton <nickc@cygnus.com>
7961 * config/arm/arm.h (INITIAL_ELIMINATION_OFFSET): Fix typo
7962 introduced in previous delta.
7964 Wed Jul 21 14:30:51 1999 Bernd Schmidt <bernds@cygnus.co.uk>
7966 * c-lang.c (finish_file): Rename void_list_node to void_list_node_1
7967 to avoid name clash.
7969 Wed Jul 21 08:39:22 1999 Gavin Romig-Koch <gavin@cygnus.com>
7971 * c-lex.c (yylex) : Correct the test for overflow when lexing
7974 Tue Jul 20 18:02:42 1999 Richard Henderson <rth@cygnus.com>
7976 * haifa-sched.c (insn_cost): FREE implies cost 0 and vice versa.
7977 (adjust_priority): Always call ADJUST_PRIORITY.
7978 (schedule_insn): Only put insns into the ready at cost 0.
7979 (schedule_block): Remove redundant initial sort. Give clock_var
7980 and can_issue_more to MD_SCHED_REORDER. Requeue if hazard cost
7982 * tm.texi (MD_SCHED_REORDER): Update docs.
7984 * sparc.h (MD_SCHED_REORDER): Update. Set CAN_ISSUE_MORE.
7985 * sparc.c (ultra_reorder_called_this_block): Delete.
7986 (ultrasparc_sched_init): Don't set it.
7987 (ultrasparc_sched_reorder): Don't check it.
7989 Tue Jul 20 17:07:54 1999 Richard Henderson <rth@cygnus.com>
7991 * rs6000.h (struct rs6000_args): Add sysv_gregno.
7992 * rs6000.c (init_cumulative_args): Init sysv_gregno.
7993 (function_arg_boundary): Align DFmode.
7994 (function_arg_advance): Restructure for ABI_V4; use sysv_gregno
7995 to get fp reg and stack overflow correct.
7996 (function_arg): Likewise.
7997 (function_arg_pass_by_reference): True for TFmode for ABI_V4.
7998 (setup_incoming_varargs): Restructure for ABI_V4; use
7999 function_arg_advance to skip final named argument.
8000 (expand_builtin_saveregs): Properly unskip the last integer arg
8001 when doing varargs. Adjust overflow location calculation.
8003 * ginclude/va-ppc.h (struct __va_list_tag): Make gpr and fpr
8004 explicitly unsigned.
8005 (__VA_FP_REGSAVE): Use new OFS argument instead of AP->fpr directly.
8006 (__VA_GP_REGSAVE): Similarly.
8007 (__va_longlong_p): Delete.
8008 (__va_arg_type_violation): New declaration.
8009 (va_arg): Restructure. Flag promotion errors. Align double.
8010 TFmode passed by reference.
8012 * rs6000.md (movdi_32+1): Use GEN_INT after arithmetic
8013 in the HOST_BITS_PER_WIDE_INT > 32 case.
8015 Tue Jul 20 12:37:30 1999 Hans-Peter Nilsson <hp@bitrange.com>
8017 * dwarf2out.c (output_abbrev_section): Terminate with a zero.
8019 Tue Jul 20 12:12:27 1999 Jason Merrill <jason@yorick.cygnus.com>
8021 * gcc.c (default_compilers, cpp-output): Pass -fpreprocessed.
8022 * toplev.c (documented_lang_options): Add -fpreprocessed.
8023 * cpplib.h (struct cpp_buffer): Add preprocessed.
8024 * cppinit.c (cpp_handle_option): Handle -fpreprocessed.
8025 (cpp_start_read): Don't expand macros or emit an initial #line
8026 directive if -fpreprocessed.
8028 Tue Jul 20 12:12:09 1999 Michael Tiemann <tiemann@holodeck.cygnus.com>
8030 * cpplib.h (struct cpp_buffer): Added manual_pop for
8031 better C++ tokenization.
8032 * cpplib.c (cpp_get_token): Return CPP_EOF if manual_pop.
8033 Also, support C++ tokenization for ->*, .*, <?, and >? operators.
8034 * c-common.c (cpp_token): Make non-static.
8036 Tue Jul 20 11:24:19 1999 Bernd Schmidt <bernds@cygnus.co.uk>
8038 * c-common.h: New file.
8039 * c-common.c (permanent_obstack): Delete unused declaration.
8040 (c_global_trees): New array.
8041 (c_common_nodes_and_builtins): New function; split off common code
8042 from init_decl_processing in both c-decl.c and cp/decl.c.
8043 * c-tree.h: Delete lots of declarations of tree nodes; replaced by
8044 c_global_trees and accessor macros defined in c-common.h.
8046 * c-decl.c: Delete definitions for tree nodes that were replaced by
8048 (init_decl_processing): Build void_list_node.
8049 Call c_common_nodes_and_builtins; delete code to generate the common
8051 * objc/objc-act.c (build_module_descriptor): Rename variable
8052 void_list_node to avoid clash with c-common.h.
8054 * Makefile.in: Update dependencies.
8055 * objc/Make-lang.in: Likewise.
8057 Mon Jul 19 14:22:18 1999 Mark P. Mitchell <mark@codesourcery.com>
8059 * config/mips/iris6gld.h (MAKE_DECL_ONE_ONLY): Define.
8060 (UNIQUE_SECTION_P): Likewise.
8061 (UNIQUE_SECTION): Likewise.
8063 1999-07-19 Linas Vepstas <linas@linas.org>
8065 * config/i370/README: New file.
8066 * config/i370/linux.h: New file.
8067 * config/i370/mvs.h: New file.
8068 * config/i370/oe.h: New file.
8069 * config/i370/t-linux: New file.
8070 * config/i370/t-mvs: New file.
8071 * config/i370/t-oe: New file.
8072 * config/i370/x-oe: New file.
8073 * config/i370/xm-linux.h: New file.
8074 * config/i370/xm-mvs.h: New file.
8075 * config/i370/xm-oe.h: New file.
8077 * i370.c (label_node_t): Add first_ref_page, label_addr,
8078 label_first_ref, label_last_ref members.
8079 (mvs_need_base_reload): Renamed from mvs_label_emitted.
8080 (MAX_MVS_LABEL_SIZE): Define.
8081 (MAX_LONG_LABEL_SIZE): Define.
8082 (alias_node_t, alias_anchor, alias_number): New.
8083 (mvs_function_table): Reorder for EBCDIC.
8084 (ascebc, ebcasc): Unconditionally define.
8085 (i370_branch_dest, i370_branch_length): New functions.
8086 (i370_short_branch, i370_label_scan): New functions.
8087 (mvs_get_label): Renamed from mvs_add_label. Search for
8088 an existing label before creating a new one.
8089 (mvs_add_label): New function.
8090 (mvs_get_label_page): New function.
8091 (mvs_free_label_list): Renamed from mvs_free_label. Iterate
8092 over the entire list.
8093 (mvs_check_page) [TARGET_HLASM]: Use BASR not BALR.
8094 (mvs_check_page) [TARGET_ELF_ABI]: New function.
8095 (mvs_add_alias, mvs_need_alias): New functions.
8096 (mvs_get_alias, mvs_check_alias): New functions.
8097 (handle_pragma): New function.
8098 (mvs_function_check): New function.
8099 (unsigned_jump_follows_p): Search harder.
8100 (i370_function_prolog) [TARGET_HLASM]: Handle LE370. Scan labels.
8101 (i370_function_prolog) [TARGET_ELF_ABI]: New function.
8102 * i370.h (TARGET_VERSION): Delete.
8103 (CPP_SPEC, CPP_PREDEFINES): Delete.
8104 (mvs_label_emitted): Delete.
8105 (TARGET_EBCDIC): Delete.
8106 (MAP_CHARACTER): Define only if TARGET_EBCDIC.
8107 (HANDLE_PRAGMA): Define.
8108 (HARD_REGNO_NREGS): Handle complex modes.
8109 (HARD_REGNO_MODE_OK): Likewise.
8110 (CLASS_MAX_NREGS): Likewise.
8111 (RET_REG): Likewise.
8112 (EXTRA_CONSTRAINT): Define.
8113 (RETURN_IN_MEMORY): True for DImode.
8114 (TRAMPOLINE_TEMPLATE): Use gen_rtx instead of GEN_INT.
8115 (FUNCTION_PROFILER): Delete.
8116 (COUNT_REGS): Fail if REG_P but not REG_OK_FOR_BASE_P.
8117 (NOTICE_UPDATE_CC): Correct handling of MULT, DIV, logicals and shifts.
8118 (TARGET_ESC, TARGET_BELL): Conditionally define for TARGET_EBCDIC.
8119 (TARGET_BS, TARGET_TAB, TARGET_NEWLINE): Likewise.
8120 (TARGET_VT, TARGET_FF, TARGET_CR): Likewise.
8121 (ASM_FILE_START): Add "RMODE ANY".
8122 (ASM_OUTPUT_EXTERNAL): Check for aliases.
8123 (ASM_GLOBALIZE_LABEL): Likewise.
8124 (ASM_OUTPUT_LABELREF): Likewise.
8125 (ASM_OUTPUT_COMMON): Likewise.
8126 (PRINT_OPERAND): Handle 'K', 'W', default.
8127 (PRINT_OPERAND_ADDRESS): New.
8128 (Lots of defines): Add support for TARGET_ELF_ABI.
8129 * i370.md (attr length): New. Define for all patterns.
8130 (*): Lots of tweeks to assembly output and constraints.
8132 Mon Jul 19 15:09:29 1999 David Edelsohn <edelsohn@gnu.org>
8134 * rs6000.md (arithmetic, logical, and shift Rc combiner patterns):
8135 Disable patterns performing SImode comparisons with SImode values
8136 if TARGET_POWERPC64 and instruction does not sign-extend or does
8137 not mask to narrower than SImode, i.e. where bit 31 and bit 63 may
8138 differ for signed quantities.
8139 (indirect_jump): Add expander to choose RTL based on TARGET_64BIT.
8140 (tablejump): Patterns contingent on TARGET_64BIT not TARGET_POWERPC64.
8141 (decrement_and_branch_on_count): Add 64-bit variant.
8143 Mon Jul 19 09:36:27 1999 Bernd Schmidt <bernds@cygnus.co.uk>
8145 * final.c (output_asm_insn): When searching for the matching string
8146 for a given dialect, don't run past the end of the list of
8147 alternatives if there are fewer alternatives in the template than
8150 1999-07-17 Alexandre Oliva <oliva@dcc.unicamp.br>
8152 * gcc.texi: Update e-mail addresses and URLs to gcc.gnu.org.
8153 Removed paragraph about compression of files and size limitation,
8154 duplicated in the FAQ. Use gcc-patches for posting patches.
8155 * gcc.c (main): Updated URL with bug reporting instructions to
8156 gcc.gnu.org. Removed e-mail address.
8157 * system.h (abort): Likewise.
8159 1999-07-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8161 * Makefile.in (stmp-multilib-sub): Make the files extracted
8162 from $(LIBGCC1) writable.
8164 Sat Jul 17 14:25:46 1999 Nick Clifton <nickc@cygnus.com>
8166 * config/arm/aout.h: Reformat for improved readability.
8168 * config/arm/arm.h: Reformat for improved readability.
8169 Replace uses of fprintf with asm_fprintf where appropriate.
8170 (ARM_DECLARE_FUNCTION_NAME): New macro: Perform any generic ARM
8171 function declaration assembler actions.
8172 (NUM_INTS): New macro: Convert from bytes to words.
8173 (NUM_REGS): New macro: Compute number of registers required to
8174 hold a quanitity of tyep MODE.
8175 (NUM_REGS2): New macro: Like NUM_REGS but also copes with BLKmode
8177 (NUM_ARG_REGS): New macro: The number of argument registers
8179 (ARG_REGISTER): New macro: Compute the register number of the Nth
8181 (LAST_ARG_REGNUM): New macro: The number of the last argument
8183 (SP_REGNUM): New macro: Register number of the stack pointer.
8184 (FP_REGNUM): New macro: Register number of the frame pointer.
8185 (FUNCTION_ARG, FUNCTION_ARG_PARTIAL_NREGS, INIT_CUMULATIVE_AGS,
8186 FUNCTION_ARG_ADVANCE, SETUP_INCOMING_VARARGS): Change
8187 CUMULATIVE_ARGS so that it counts registers not bytes.
8189 * config/arm/arm.c: Rename TARGET_THUMB_INTERWORK to
8191 Replace uses of fprintf with asm_fprintf where appropriate.
8192 (output_ascii_pseudo_op): Replace with version from thumb.c
8194 * config/arm/coff.h (ASM_FILE_START): Emit ASM_APP_OFF.
8196 * config/arm/elf.h (CPP_PREDEFINES): Replace with
8198 (ASM_DECLARE_FUNCTION_NAME): Use ARM_DECLARE_FUNCTION_NAME.
8199 (ASM_FILE_START): Emit ASM_APP_OFF.
8201 Fri Jul 16 13:48:09 1999 Jeffrey A Law (law@cygnus.com)
8203 * pa.c (compute_frame_size): Round frame according to
8204 STACK_BOUNDARY rather than a hardwired value.
8206 * pa.h (POINTER_SIZE, PARM_BOUNDARY): Define in terms of BITS_PER_WORD.
8208 * configure.in (hppa*-*-hpux11*): Use symbolic MASK_PA_11 instead
8210 * configure: Rebuilt.
8212 * configure.in (hppa*-*-linux*): New configuration.
8213 * configure: Rebuilt.
8214 * pa.h (MAX_OFILE_ALIGNMENT): Delete.
8215 * pa/som.h (MAX_OFILE_ALIGNMENT): Define.
8216 * pa/pa-linux.h: New file.
8217 * pa/t-linux: New file.
8218 * pa/xm-linux.h: New file.
8220 * pa.c (hppa_legitimize_address): Change references from SImode to
8221 either Pmode or word_mode as appropriate.
8222 (emit_move_sequence, store_reg, load_reg): Likewise.
8223 (set_reg_plus_d, hppa_expand_prologue): Likewise.
8224 (output_mul_insn): Likewise.
8225 * pa.h (PROMOTE_MODE): Likewise.
8226 (INITIALZE_TRAMPOLINE): Likewise.
8227 (Pmode): Define to word_mode.
8229 * pa.c (compute_frame_size): Use UNITS_PER_WORD instead of hardwired
8230 value of 4. Allocate 8 bytes for each FP register save.
8231 (hppa_expand_epilogue): Use UNITS_PER_WORD instead of harwarewired
8233 (hppa_expand_prologue): Likewise.
8234 * pa.h (PROMOTE_MODE): Likewise.
8235 (HARD_REGNO_MODE_OK, FUNCTION_ARG_SIZE): Likewise.
8236 (FUNCTION_ARG_BOUNDARY): Likewise.
8238 * invoke.texi (HPPA Options): Remove -mspace/-mno-space.
8240 * pa.c (out_of_line_prologue_epilogue): Delete.
8241 (override_options): Remove -mspace related code.
8242 (hppa_expand_prologue, hppa_expand_epilogue): Likewise.
8243 (compute_frame_size): Only allocate space for register that
8244 actually need to be saved.
8245 * pa.h (MASK_SPACE, TARGET_SPACE): Delete.
8246 (TARGET_SWITCHES): Remove -mspace, -mno-space
8247 * pa/t-pa (LIB2FUNCS_EXTRA): Remove ee.asm and ee_fp.asm
8248 * pa/t-pro (LIB2FUNCS_EXTRA): Likewise. Remove -mspace multilib.
8249 * pa/ee.asm, pa/ee_fp.asm: Delete.
8251 * pa/elf.h (ASM_OUTPUT_DOUBLE_INT): Define.
8253 * config/svr4.h (CONST_SECTION_ASM_OP): Do not emit assembler
8254 directive in column zero.
8256 Fri Jul 16 01:39:57 1999 Jeffrey A Law (law@cygnus.com)
8258 * m68k.c (output_function_prologue): Fix computation of save mask
8259 when generating PIC code.
8261 Thu Jul 15 15:40:09 1999 Jim Wilson <wilson@cygnus.com>
8263 * tree.c (build_type_attribute_variant): Move current_obstack restore
8264 after build_qualified_type call.
8266 1999-07-15 Mark Mitchell <mark@codesourcery.com>
8268 * configure.in: Use t-iris6, even with GNU LD.
8269 * config/mips/iris6gld.h: Fix typo in linker spec.
8270 * config/mips/t-iris6gld: Remove.
8272 Thu Jul 15 15:15:43 1999 David Edelsohn <edelsohn@gnu.org>
8274 * rs6000.md (insv, extzv): Remove SImode dependence in named
8275 patterns. Explicitly generate DImode RTL if PowerPC64 and
8277 (insvdi): Reverse start and size in instruction template.
8279 1999-07-12 Joseph S. Myers <jsm28@cam.ac.uk>
8281 * invoke.texi: Typo fixes.
8283 Wed Jul 14 23:28:06 1999 Jeffrey A Law (law@cygnus.com)
8285 * emit-rtl.c (gen_realpart): Issue an error for cases GCC can not
8286 handle at this time instead of silently generating incorrect code.
8287 (gen_imagpart): Likewise.
8289 * reload.c (find_reloads): Emit a USE for a pseudo register without
8290 a hard register if we could not create an optional reload for the
8293 Wed Jul 14 23:45:48 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
8295 * c-typeck.c (output_init_element, process_init_element):
8296 When advancing constructor_unfilled_fields for a RECORD_TYPE,
8297 check for nameless bit fields.
8299 Wed Jul 14 01:57:39 1999 Richard Henderson <rth@cygnus.com>
8301 * regclass.c (scan_one_insn): Notice subregs that change the
8302 size of their operand.
8303 (record_reg_classes): Use that to obey CLASS_CANNOT_CHANGE_SIZE.
8305 Wed Jul 14 01:41:42 1999 Jeffrey A Law (law@cygnus.com)
8307 * configure.in (alpha*-*-*): Include alpha/t-ieee.
8308 * configure: Rebuilt.
8309 * alpha/t-ieee: New file.
8311 Tue Jul 13 10:45:58 1999 Jeffrey A Law (law@cygnus.com)
8313 * rs6000.c (find_addr_reg): Do not select r0 as an address
8316 Tue Jul 13 00:46:18 1999 Philippe De Muyter <phdm@macqel.be>
8318 * m68k/x-mot3300 (XCFLAGS): List of big files now includes `cse.o'.
8320 Mon Jul 12 14:29:15 1999 Jeffrey A Law (law@cygnus.com)
8322 * rs6000.md (movsf): Do not force easy FP constants into memory.
8324 * expr.c (expand_expr, case PLUS_EXPR): Pass constants through
8325 immed_double_const to ensure they are properly truncated then
8328 Mon Jul 12 10:40:01 1999 Vladimir Makarov <vmakarov@tofu.to.cygnus.com>
8330 * config/arm/thumb.c (thumb_reorg): Call replace_symbols_in_block
8331 always unless NO_DEBUG is used. Compile this code
8333 (replace_symbols_in_block): Compile it unconditionally.
8335 Sun Jul 11 12:32:32 1999 Jeffrey A Law (law@cygnus.com)
8337 * configure.in (i?86-*-elf*): New target.
8338 * configure: Rebuilt.
8339 * i386/i386elf.h, i386/t-i386elf: New files.
8341 Fri Jul 9 22:39:44 1999 Jason Merrill <jason@yorick.cygnus.com>
8343 * toplev.c (main): Don't complain about saying -gdwarf.
8344 (rest_of_compilation): Remove redundant code.
8346 Fri Jul 9 19:08:55 1999 Jim Wilson <wilson@cygnus.com>
8348 * unroll.c (unroll_loops): Don't delete named CODE_LABELs.
8350 Fri Jul 9 18:54:18 1999 Felix Lee <flee@cygnus.com>
8352 * config/i960/i960.c (ret_label): Change asm label from "LR:" to
8353 "Li960R:", to avoid name clash.
8355 Fri Jul 9 10:48:28 1999 Bernd Schmidt <bernds@cygnus.co.uk>
8357 * loop.c (check_dbra_loop): When reversing a loop, delete all
8358 REG_EQUAL notes referencing the reversed biv except those which are
8359 for a giv based on it.
8361 Fri Jul 9 03:51:52 1999 Jeffrey A Law (law@cygnus.com)
8363 * version.c: Drop "gcc-" prefix from version #.
8365 Thu Jul 8 18:06:30 1999 Jason Merrill <jason@yorick.cygnus.com>
8367 * dwarf2out.c (dwarf2out_line): Emit a line number comment after
8368 the label if we're being verbose.
8370 Thu Jul 8 14:18:46 1999 Richard Henderson <rth@cygnus.com>
8372 * m68k.c (output_function_prologue): Add pic register to mask
8373 if live and flag_pic.
8374 (output_function_epilogue): Likewise.
8376 Thu Jul 8 12:55:12 1999 Jeffrey A Law (law@cygnus.com)
8378 * dbxelf.h (ASM_OUTPUT_SOURCE_LINE): Do not put assembler
8379 directives in column zero.
8381 * pa/elf.h (ASM_FILE_START): Define.
8382 * pa/som.h (ASM_FILE_START): Include .level directives.
8383 * pa/hpux10.h (ASM_FILE_START): Delete.
8384 * pa/hpux11.h (ASM_FILE_START): Delete.
8386 * pa/elf.h (BSS_SECTION_ASM_OP): Use .section .bss.
8388 Thu Jul 8 18:03:19 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
8390 * reload1.c (choose_reload_regs): Never call remove_adress_replacements
8391 when reload_out equals reload_in.
8393 Thu Jul 8 16:50:14 1999 Nick Clifton <nickc@cygnus.com>
8395 * invoke.texi (Spec Files): New node: Describe the contents of
8398 Thu Jul 8 10:28:25 1999 Craig Burley <craig@jcb-sc.com>
8400 * invoke.texi (DEC Alpha Options): Put @end table at
8401 beginning of line, to avoid confusing texi2html.
8403 Thu Jul 8 09:22:06 1999 Nick Clifton <nickc@cygnus.com>
8405 * config/arm/elf.h (ASM_OUTPUT_INTERNAL_LABEL): Fixed typo
8406 introduced in previous delta.
8408 Wed Jul 7 02:00:04 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
8410 * reload1.c (gen_reload): When synthesizing a 3 operand add
8411 sequence, improve test for when to reload OP1 into the reload
8412 register instead of OP0.
8414 Wed Jul 7 01:38:03 1999 Jim Wilson <wilson@cygnus.com>
8416 * unroll.c (unroll_loop): Don't delete NOTE_INSN_DELETED_LABEL notes.
8418 1999-07-07 Manfred Hollstein <mhollstein@cygnus.com>
8420 * m88k/dguxbcs.h (CPP_SPEC): Add missing \ in multi-line
8423 Wed Jul 7 01:16:43 1999 Richard Henderson <rth@cygnus.com>
8425 * ginclude/varargs.h (__builtin_va_alist_t): New typedef.
8426 (va_dcl): Use __builtin_va_alist_t.
8428 Wed Jul 7 01:14:42 1999 Jason Merrill <jason@yorick.cygnus.com>
8430 * dwarf2out.c (gen_struct_or_union_type_die): Only remember types
8431 on the permanent_obstack.
8432 * dwarfout.c (output_type): Likewise.
8434 Tue Jul 6 15:25:32 1999 Gavin Romig-Koch <gavin@cygnus.com>
8436 * c-common.c (unsigned_type,signed_type,signed_or_unsigned_type) :
8437 Merged from c-typeck.c and cp/typeck.c.
8438 * c-typeck.c (unsigned_type,signed_type,signed_or_unsigned_type) :
8439 Merged into c-common.
8441 Tue Jul 6 13:06:01 1999 Dave Brolley <brolley@cygnus.com>
8443 * c-lex.c (errorcount): Declare it.
8444 (finish_parse): Update errorcount when using CPPLIB.
8446 1999-07-06 Bruce Korb <ddsinc09@ix.netcom.com>
8448 * fixinc/inclhack.def(end_else_label): Double the backslash so
8449 sed gets a chance to see it.
8450 * fixinc/inclhack.sh: regen
8451 * fixinc/fixincl.x: regen
8453 Fri Jul 2 18:49:51 1999 Nick Clifton <nickc@cygnus.com>
8455 Add framework to support armv5 architecture when it becomes
8458 * config/arm/arm.c (FL_ARCH5): New processor capability flag.
8459 (arm_arch5): New variable.
8460 (all_architectures): Add armv5 line.
8461 * config/arm/arm.h (CPP_CPU_ARCH_SPEC): Define __ARM_ARCH_5__ if
8462 -march=armv5 is specified on the command line.
8463 (arm_arch5): Export this variable.
8464 * invoke.texi: Document new string accepted by -march= switch for
8467 * config/arm/arm.h: Replace use of constant 12 as a register
8468 number with IP_REGNUM. Similarly 14 and LR_REGNUM.
8469 * config/arm/arm.c: Replace use of constant 12 as a register
8470 number with IP_REGNUM. Similarly 14 and LR_REGNUM.
8472 * config/arm/elf.h: Tidy up.
8473 * config/arm/coff.h: Tidy up.
8475 Thu Jul 1 19:08:13 1999 Mark P. Mitchell <mark@codesourcery.com>
8477 * gcc/configure.in (mips-sgi-irix6*): Handle --with-gnu-ld.
8478 * gcc/config/mips/t-iris6gld: New file.
8479 * gcc/config/mips/iris6gld.h: Likewise.
8481 Fri Jul 2 13:23:39 1999 Gavin Romig-Koch <gavin@cygnus.com>
8483 * c-decl.c (widest_integer_literal_type_node,
8484 widest_unsigned_literal_type) : New.
8485 (init_decl_processing): Handle/use the two new types.
8486 * c-common.c (type_for_size,type_for_mode) : Same.
8487 * c-lex.c (yylex) : Same.
8488 * c-typeck.c (unsigned_type,signed_type,signed_or_unsigned_type) :
8490 * c-tree.h (widest_integer_literal_type_node,
8491 widest_unsigned_literal_type) : New.
8493 Fri Jul 2 03:05:44 1999 Jeffrey A Law (law@cygnus.com)
8495 * dwarfout.c (field_byte_offset): Correctly compute the object's
8496 byte offset for the first bit of a field which crosses an alignment
8497 boundary on a !BYTES_BIG_ENDIAN target.
8499 Fri Jul 2 01:36:36 1999 Robert Lipe <robertlipe@usa.net>
8501 * fixinc.svr4: Fix <arpa/inet.h> by deleting protos for htons and
8504 Fri Jul 2 00:46:47 1999 Richard Henderson <rth@cygnus.com>
8505 Jeff Law <law@cygnus.com>
8507 * ginclude/varargs.h (va_dcl): Use word_mode for type of
8510 * except.c: Include intl.h.
8511 (expand_eh_return): Set current_function_cannot_inline.
8512 (save_eh_status, restore_eh_status): Twiddle eh_return_stub_label.
8513 * function.h (struct function): Add eh_return_stub_label.
8514 * flow.c (delete_unreachable_blocks): Don't merge across EH edges.
8515 * Makefile.in (except.o): Depend on intl.h.
8517 Fri Jul 2 00:04:23 1999 David Edelsohn <edelsohn@gnu.org>
8519 * rs6000.md (movdf_hardfloat32): Handle PRE_INC and PRE_DEC the
8520 same as offsettable in cases 1 and 2.
8522 Thu Jul 1 20:54:10 1999 Richard Henderson <rth@cygnus.com>
8524 * alpha.md (extqh): Define as 64-((R&7)*8) instead of 56-(((R-1)&7)*8).
8525 (extlh, extwh): Likewise.
8527 Thu Jul 1 11:05:25 1999 Gavin Romig-Koch <gavin@cygnus.com>
8529 * c-lex.c (yylex): Improve 'integer constant out of range' messages.
8531 Wed Jun 30 16:51:41 1999 Nick Clifton <nickc@cygnus.com>
8533 * configure.in: Add arm-pe and thumb-pe targets.
8534 * configure: Regenerate.
8536 * thumb.c (arm_naked_function_p): New function: Determines if
8537 a function is naked (has no gcc generated prologue/epilogue).
8538 (is_called_in_ARM_mode): Return true if the func has the
8539 interfacearm attribute.
8540 (output_return): Do not generate a return for naked functions.
8541 (thumb_function_prologue): Do not generate a prologue for
8543 (thumb_expand_prologue): Do not generate a prologue for naked
8545 (thumb_expand_epilogue): Do not generate an epilogue for naked
8547 (arm_valid_machine_decl_attribute): New function, copied from
8548 arm.c: Permit naked and interfacearm attributes.
8550 * config/arm/pe.c: New file: Support code for arm-pe target.
8551 * config/arm/pe.h: New file: Header file for arm-pe target.
8552 * config/arm/tpe.h: New file: Header file for thumb-pe target.
8553 * config/arm/t-thumb-pe: New file: Makefile fragment for
8556 1999-07-01 Mark Kettenis <kettenis@gnu.org>
8558 * config/i386/gnu.h (CPP_SPEC): Define __PIC__ and __pic__ if
8559 -fPIC or -fpic is specified.
8561 Wed Jun 30 03:31:54 1999 Jeffrey A Law (law@cygnus.com)
8563 * expr.c (emit_block_move): Use copy_to_mode_reg for
8564 !TARGET_MEM_FUNCTIONS case too.
8566 * configure.in (hppa*-*-*): Add som.h or elf.h to tm_file as
8568 * configure: Rebuilt.
8569 (hppa1.1-*-pro*, hppa1.1-*-rtems*): Define target_cpu_default.
8570 * pa.h: Include dbxelf.h. Delete various dbx/stabs related
8571 definitions made redundant by dbxelf.h inclusion. Delete
8572 lots of definitions related to assembly output that are
8573 specific to the SOM object format.
8574 * pa.c (output_function_prologue): Do not emit the function's
8576 * pa-pro-end.h (STARTFILE_SPEC): Undefine before redefining.
8577 * pa-pro.h: Deleted.
8578 * som.h: New file with SOM specific definitions.
8579 * elf.h: New file with ELF specific definitions.
8581 * elfos.h (const_section): Output a tab before assembler directives.
8582 (ctors_section, dtors_section): Likewise.
8583 (ASM_OUTPUT_SECTION_NAME): Likewise.
8585 * pa/pa1.h: Delete unused file.
8587 Tue Jun 29 01:37:53 1999 Jeffrey A Law (law@cygnus.com)
8589 * configure.in (hppa*-hp-hpux11*): New configuration.
8590 * configure: Rebuilt.
8591 * pa/pa-hpux11.h: New file.
8592 * pa.h (CPP_SPEC): Conditionally add -D__STDC_EXT__ to the cpp
8595 * mips.md (leasi, leadi): New patterns.
8597 * expr.c (emit_block_move): Properly handle case where one of the
8598 block move arguments has a queued increment or decrement.
8599 (clear_storage): Similarly. Fix formatting goof.
8601 1999-06-28 "David O'Brien" <obrien@NUXI.com>
8603 * fixinc/inclhack.def(stdio_va_list): This patch Removes a
8604 semicolon from the BSD VA_LIST replacement expression.
8606 * fixinc/inclhack.sh: regen
8607 * fixinc/fixincl.x: regen
8609 * fixinc/mkfixinc.sh: Have `i[34567]86-*-freebsd*' machines
8610 now use the fixincl program.
8612 Mon Jun 28 05:28:12 1999 Jeffrey A Law (law@cygnus.com)
8614 * m68k.h (CONDITIONAL_REGISTER_USAGE): Define for !SUN_FPA
8615 case. Also make the PIC register call_used.
8617 * m68k.h (FINALIZE_PIC): Delete.
8618 * m68k.c (finalize_pic): Delete.
8620 Mon Jun 28 05:16:35 1999 Richard Henderson <rth@cygnus.com>
8622 * m68k.h (PREFERRED_RELOAD_CLASS): Don't force any FP const_doubles
8625 Mon Jun 28 04:07:27 1999 David Edelsohn <edelsohn@gnu.org>
8627 * expmed.c (expand_divmod): Ensure unsigned value fits in reg_note.
8629 Sun Jun 27 02:39:08 1999 Richard Henderson <rth@cygnus.com>
8631 * jump.c (jump_optimize_1): Validate the cmov copy to a temporary.
8633 Sat Jun 26 17:18:18 1999 David Edelsohn <edelsohn@gnu.org>
8635 * rs6000.c (print_operand, case 'L'): Use plus_constant_for_output.
8637 Fri Jun 25 11:33:24 1999 Richard Henderson <rth@cygnus.com>
8639 * alpha.c (override_options): Add -mcpu=ev45 as an alias for ev4.
8641 Fri Jun 25 13:41:25 1999 David Edelsohn <edelsohn@gnu.org>
8643 * rs6000.c (output_toc): Always use hex values for floating-point
8644 constants. Store single-precision values in upper-half of TOC
8645 entry in 64-bit mode.
8646 * rs6000.md (floatsidf2, floatunssidf2): Add !TARGET_POWERPC64
8647 to final constraints.
8648 (fix_truncdfsi2 splitter): Change pattern matching fctiwz.
8649 (fctiwz): Improve accuracy of RTL for pattern.
8651 Fri Jun 25 11:26:38 1999 Gavin Romig-Koch <gavin@cygnus.com>
8653 * expr.c (expand_expr): Allow RTL_EXPR's through the
8654 MAX_INTEGER_COMPUTATION_MODE checks.
8656 Fri Jun 25 06:06:37 1999 Richard Henderson <rth@cygnus.com>
8658 * alpha.h (MASK_SUPPORT_ARCH, MASK_CPU_EV5, MASK_CPU_EV6): Define
8659 such that MASK_SUPPORT_ARCH is not negative.
8661 Fri Jun 25 05:35:44 1999 Jeffrey A Law (law@cygnus.com)
8663 * loop.c (verify_dominator): Properly handle ADDR_VEC and
8664 ADDR_DIFF_VEC insns that appear inside loops.
8666 Thu Jun 24 22:54:05 1999 David Edelsohn <edelsohn@gnu.org>
8667 Jeff Law <law@cygnus.com>
8669 * rs6000.md (movdf_hardfloat32): Revert previous patch.
8670 Handle LO_SUM the same as offsettable in cases 1 and 2.
8671 * rs6000.c (find_addr_reg): Revert previous patch.
8673 Thu Jun 24 22:43:12 1999 Philippe De Muyter <phdm@macqel.be>
8675 * system.h (strstr): New external function declaration.
8676 * acconfig.h (NEED_DECLARATION_STRSTR): New define slot.
8677 * configure.in (GCC_NEED_DECLARATIONS): Check for strstr.
8678 * config.in, configure: Rebuilt.
8680 1999-06-24 Tom Tromey <tromey@cygnus.com>
8682 * gcc.c (main): Read user-specified specs files after computing
8683 additional startfile_prefixes.
8685 Thu Jun 24 15:00:47 1999 Mark Mitchell <mark@codesourcery.com>
8687 Revert these two patches:
8689 Thu Jun 17 21:34:24 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
8690 * loop.c (strength_reduce): When doing biv->giv conversion, update
8691 reg note of NEXT->insn.
8693 Thu Jun 17 17:22:07 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
8694 * loop.c (strength_reduce): When doing biv->giv conversion, fix up
8696 (recombine_givs): Set ix field after sorting.
8698 Wed Jun 23 21:26:00 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
8700 * rtlanal.c (reg_referenced_p): Use reg_overlap_mentioned_p
8701 for the parts of an UNSPEC / UNSPEC_VOLATILE.
8703 1999-06-23 Bruce Korb <ddsinc09@ix.netcom.com>
8705 *fixinc/inclhack.def: Add fix development commentary
8706 (read_ret_type): reactivate and add selection clause
8707 (zzz_*): tweak output file name to match what is used in hackshell.tpl
8708 *fixinc/{fixincl.x|inclhack.sh}: regen
8710 Wed Jun 23 00:48:21 1999 Jason Merrill <jason@yorick.cygnus.com>
8712 * expr.c (expand_expr): STRIP_NOPS before checking against
8713 MAX_INTEGER_COMPUTATION_MODE
8714 (check_max_integer_computation_mode): Likewise.
8716 Tue Jun 22 20:23:43 1999 Jim Wilson <wilson@cygnus.com>
8718 * md.texi (smul@var{m}3_highpart): Add missing 's' prefix.
8720 1999-06-22 Jim Wilson <wilson@cygnus.com>
8722 * expr.c (store_expr): When target is a promoted subreg, return a
8723 promoted subreg as a result.
8725 Tue Jun 22 17:14:58 1999 Michael Meissner <meissner@cygnus.com>
8727 * dwarf2out.c (dwarf2out_frame_debug_expr): Reformat to match GNU
8729 (dwarf2out_define): Mark unused parameters appropriately.
8730 (gen_unspecified_parameters_die): Ditto.
8731 (gen_subprogram_die): Fix signed/unsigned warnings.
8732 (gen_variable_die): Ditto.
8734 1999-06-22 Bruce Korb <ddsinc09@ix.netcom.com>
8736 * fixinc/inclhack.def(end_else_label): combined else_label
8737 and endif_label and fixed the sed expression.
8738 *fixinc/{fixincl.x|inclhack.sh}: regen
8740 Tue Jun 22 01:58:18 1999 Jeffrey A Law (law@cygnus.com)
8742 * rs6000.md (movdf_hardfloat32): Use %X instead of always emitting
8743 'x' when handling non-offsettable addresses
8745 Tue Jun 22 00:20:05 1999 Richard Earnshaw (rearnsha@arm.com)
8747 * final.c (shorten_branches): Don't try to split an insn that has
8750 Mon Jun 21 12:47:39 1999 Mark Mitchell <mark@codesourcery.com>
8752 * config/mips/mips.c (symbolic_expression_p): New function.
8753 (mips_select_rtx_section): Put symbolic expressions in the
8754 data section, not the read-only data section.
8756 Mon Jun 21 22:13:06 1999 Jeffrey A Law (law@cygnus.com)
8758 * rs6000.md (find_addr_reg): Handle LO_SUM addresses.
8760 Mon Jun 21 20:10:42 1999 Richard Henderson <rth@cygnus.com>
8762 * collect2.c (main): Log frame table count.
8763 (GCC_OK_SYMBOL) [ECOFF]: Accept stGlobal.
8764 (scan_prog_file) [COFF]: Handle frame tables.
8766 * alpha/alpha.h (UNALIGNED_SHORT_ASM_OP): Define.
8767 (UNALIGNED_INT_ASM_OP, UNALIGNED_DOUBLE_INT_ASM_OP): Define.
8768 * alpha/elf.h: Undef them again.
8769 * alpha/vms.h: Remove their definitions.
8771 Tue Jun 22 03:17:53 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
8773 * sh.c (machine_dependent_reorg): When fixing up fp pcloads,
8774 remove the clobber of r0 and change the REG_UNUSED note to
8777 1999-06-21 Jakub Jelinek <jj@ultra.linux.cz>
8779 * real.c (ereal_from_double): Fix for 64-bit big endian hosts.
8780 * emit-rtl.c (gen_lowpart_common): Add case for hosts where double
8781 fits in HOST_WIDE_INT and one uses union to access a long constant
8784 Mon Jun 21 17:18:25 1999 Richard Henderson <rth@cygnus.com>
8786 * sparc.c (sparc_override_options): Don't allow profiling for
8787 code models other than medlow.
8788 (sparc_function_profiler): New function from old FUNCTION_PROFILER
8789 macro. Use ASM_GENERATE_INTERNAL_LABEL and MCOUNT_FUNCTION.
8790 (sparc_function_block_profiler): Likewise. Use user_label_prefix.
8791 (sparc_block_profiler): Likewise.
8792 (sparc_function_block_profiler_exit): Likewise.
8793 * sparc.h (FUNCTION_PROFILER): Call new sparc.c function.
8794 (FUNCTION_BLOCK_PROFILER): Likewise.
8795 (BLOCK_PROFILER): Likewise.
8796 (FUNCTION_BLOCK_PROFILER_EXIT): Likewise.
8797 (MCOUNT_FUNCTION): New.
8798 * sparc/pbd.h (FUNCTION_PROFILER): Delete.
8799 (FUNCTION_BLOCK_PROFILER, BLOCK_PROFILER): Delete.
8800 * sparc/sun4o3.h (FUNCTION_PROFILER): Delete.
8801 (MCOUNT_FUNCTION): New.
8802 * sparc/sysv4.h (FUNCTION_BLOCK_PROFILER): Delete.
8803 (BLOCK_PROFILER): Delete.
8804 (MCOUNT_FUNCTION): New.
8806 Mon Jun 21 14:11:29 1999 David Edelsohn <edelsohn@gnu.org>
8808 * rs6000.md (movdf_hardfloat32): Fix typo in case 2.
8810 Mon Jun 21 12:27:17 1999 Vladimir Makarov <vmakarov@tofu.to.cygnus.com>
8812 * config/mips/elf.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
8815 * config/m68k/m68kelf.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
8818 * config/sh/sh.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
8821 * config/arm/telf.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
8824 Mon Jun 21 14:58:42 1999 Nick Clifton <nickc@cygnus.com>
8826 * config/arm/arm.h: Add cpp support for ARM920 and ARM920T cpu
8829 Mon Jun 21 06:22:21 1999 Mark Elbrecht <snowball3@bigfoot.com>
8831 * i386/djgpp.h (LIB_SPEC): New.
8832 (STARTFILE_SPEC): New.
8834 * i386/xm-djgpp.h (NO_SYS_SIGLIST): Deleted. Now obsolete.
8836 Mon Jun 21 06:19:33 1999 Philippe De Muyter <phdm@macqel.be>
8838 * fixinc/Makefile.in (gnu-regex.o): Do not define STDC_HEADERS in
8841 * system.h (WSTOPSIG): New macro.
8843 Mon Jun 21 05:33:15 1999 Mumit Khan <khan@xraylith.wisc.edu>
8845 * c-pragma.c (push_alignment): Don't ignore alignments greater than
8847 (insert_pack_attributes): Take into account member natural
8850 * i386/winnt.c (exports_head): New static variable.
8851 (i386_pe_record_exported_symbol): New function.
8852 (i386_pe_asm_file_end): Use.
8853 * i386/cygwin.h (ASM_OUTPUT_COMMON): Record the exported
8854 symbols to be emitted at end of assembly.
8855 (ASM_DECLARE_OBJECT_NAME): Likewise.
8856 (ASM_DECLARE_FUNCTION_NAME): Likewise.
8858 * i386/uwin.h (CPP_SPEC): Use -idirafter instead -iprefix and
8861 Mon Jun 21 04:44:31 1999 Jeffrey A Law (law@cygnus.com)
8863 * sparc.h (LEGITIMIZE_RELOAD_ADDRESS): Fix paren error introduced
8866 Sun Jun 20 17:27:20 1999 Richard Henderson <rth@cygnus.com>
8868 * haifa-sched.c (sched_analyze_1): Use free_list instead of
8869 zapping reg_last_uses directly.
8870 (sched_analyze_2, sched_analyze_insn): Likewise.
8871 (sched_analyze): Likewise. Don't clear reg_last_uses on calls.
8873 Sun Jun 20 16:57:29 1999 David Edelsohn <edelsohn@gnu.org>
8875 * rs6000.md (movdf_hardfloat32): Use worst case insn length
8876 attributes for cases 1 and 2.
8878 Sat Jun 19 22:52:55 1999 Richard Henderson <rth@cygnus.com>
8880 * haifa-sched.c (sched_analyze): Mark call-user regs as clobbered
8883 Sat Jun 19 05:40:07 1999 Philip Blundell <pb@nexus.co.uk>
8885 * arm.c (arm_reload_in_hi): Invert sense of test on BYTES_BIG_ENDIAN.
8887 Sat Jun 19 05:25:05 1999 Richard Earnshaw (rearnsha@arm.com)
8889 * arm.h (CONDITIONAL_REGISTER_USAGE): If flag_pic, never use
8890 PIC_OFFSET_TABLE_REGNUM for general alloaction.
8891 (INITIAL_ELIMINATION_OFFSET): Count the fact that the PIC register
8892 must be stacked if it is used for PIC accesses.
8893 * arm.c (use_return_insn): Handle PIC register specially.
8894 (output_return_instruction): Likewise.
8895 (output_func_{prologue,epilogue}): Likewise.
8896 (output_expand_prologue): Likewise.
8898 * arm.md (*adddf_esfdf_df): Renamed from *adddf_df_esfdf.
8899 (*strsi_predec): Renamed from *strqi_predec.
8900 (*loadsi_shiftpreinc): Renamed from *loadqi_shiftpreinc.
8901 (*loadsi_shiftpredec): Renamed from *loadqi_shiftpredec.
8903 * arm.c (arm_override_options): Remove warning about PIC code
8904 not being supported.
8906 Fri Jun 18 23:47:06 1999 David Edelsohn <edelsohn@gnu.org>
8908 * rs6000.c (find_addr_reg): New function.
8909 * rs6000.h (find_addr_reg): Declare.
8910 (offsettable_addr_operand): Delete.
8911 * rs6000.md (movdf_hardfloat32): Handle non-offsettable loads
8912 from and stores to GPRs.
8914 Fri Jun 18 15:44:18 1999 Richard Henderson <rth@cygnus.com>
8916 * alpha.c (alpha_expand_block_move): Use get_insns rather than
8917 gen_sequence as argument to emit_no_conflict_block.
8919 Fri Jun 18 07:02 1999 Bruce Korb <ddsinc09@ix.netcom.com>
8921 * fixinc/mkfixinc.sh: enable the fixincl program for DG/UX
8922 * fixinc/inclhack.def(dgux_int_varargs): script must end with \n
8923 *fixinc/fixincl.x: regen
8924 *fixinc/inclhack.sh: regen
8926 Thu Jun 17 15:06:10 PDT 1999 Don Lindsay <dlindsay@cygnus.com>
8928 * added support for -mpcrel (PC relative addressing for m68k)
8929 based on code done by Michael Tiemann <tiemann@axon.cygnus.com>.
8930 * invoke.texi (m68000 options): Add documentation for -mpcrel flag.
8931 * m68k.c (print_operand_address): Handle 32-bit PIC case.
8932 (comments for general_src_operand): Add some explanation
8933 about EXTRA_CONSTRAINTS.
8934 (OVERRIDE_OPTIONS): Enable -fPIC in combination with -mpcrel.
8935 * m68kelf.h (OVERRIDE_OPTIONS): Ditto.
8936 (LEGITIMATE_PIC_OPERAND_P): Fix typo.
8937 (LEGITIMATE_PIC_OPERAND_P): Re-derive from m68k.h case.
8938 * m68k.h (LEGITIMATE_PIC_OPERAND_P): Fix delete-o.
8939 (INDIRECTABLE_1_ADDRESS): Delete spurious '/' at end of macro.
8940 (OVERRIDE_OPTIONS): Change behavior so that -mpcrel implies -fpic
8942 (OVERRIDE_OPTIONS): Merge in changes from m68k.h.
8943 * m68k.h (TARGET_PCREL): New target flag.
8944 (TARGET_SWITCHES): Add "pcrel" as a recognized switch.
8945 (OVERRIDE_OPTIONS): Add checks for -mpcrel.
8946 (LEGITIMATE_PIC_OPERAND_P): Don't normally accept anything that
8947 contains a SYMBOL_REF. Relax this constraint during reload, since
8948 we want to use the predicates, not reload's built-in concept of a
8949 valid memory address, to control what insns need reloading.
8950 (EXTRA_CONSTRAINT): Define constraints to accept pc-relative
8951 operands (essentially 'g', 'm', and 's' under normal circumstances).
8952 * m68k.c (print_operand): Cause printing of pc-relative addresses
8953 to include pc register.
8954 (print_operand_address): Ditto.
8955 (general_src_operand): Accept operands that are not only
8956 general_operands, but are also valid when used as a pc-relative
8958 (nonimmediate_src_operand): Similar, for nonimmediate_operands.
8959 (memory_src_operand): Similar, for memory_operands.
8960 (pcrel_address): New predicate to accept the special case of a
8961 pc-relative address.
8962 * m68k.md (many patterns): Rewrite common SImode, HImode, and
8963 QImode insns to accept *_src_operand instead of *_operand where
8964 pc-relative operands can fit. For example, a pc-relative operand
8965 can be used as a memory source operand for addsi3, but not as a
8967 * hp320.h linux.h m68kv4.h (LEGITIMATE_PIC_OPERAND_P) as in m68k.h.
8969 Fri Jun 18 09:11:07 1999 Nick Clifton <nickc@cygnus.com>
8971 * config/arm/telf.h (ASM_OUTPUT_DEF_FROM_DECLS): New Marco: USe
8972 .thumb_set pseudo op to mark aliases of thumb functions.
8974 Wed Jun 16 18:19:13 1999 Nick Clifton <nickc@cygnus.com>
8976 * varasm.c (assemble_alias): Use ASM_OUTPUT_DEF_FROM_DECLS in
8977 preference to ASM_OUTPUT_DEF, if it is defined.
8979 * tm.texi: Document new, optional target macro
8980 ASM_OUTPUT_DEF_FROM_DECLS.
8982 Thu Jun 17 15:07 1999 Bruce Korb <ddsinc09@ix.netcom.com>
8984 * fixincludes: ISCNTL patch
8985 * fixinc/inclhack.def (ioctl_fix_ctrl): Fix the definition of [_]*ISCTRL().
8986 (dgux_int_varargs): new for DG/UX
8987 * fixinc/{fixincl.x,inclhack.sh}: Regenerated.
8989 Thu Jun 17 21:34:24 1999 Jeff Law <law@cygnus.com>
8991 * invoke.texi (ia32 options): Fix typo.
8993 Thu Jun 17 21:34:24 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
8995 * loop.c (strength_reduce): When doing biv->giv conversion, update
8996 reg note of NEXT->insn.
8998 Thu Jun 17 14:25:08 1999 Jeffrey A Law (law@cygnus.com)
9000 * loop.c (move_movables): Note issues with replacing REGs with
9002 * mips.h (GO_IF_LEGITIMATE_ADDRESS): Handle SUBREGs properly.
9004 Thu Jun 17 13:28:30 1999 David O'Brien <obrien@FreeBSD.org>
9006 * i386/freebsd-elf.h (LINK_SPEC): Fix typo.
9008 * i386/freebsd-elf.h (FUNCTION_PROFILER): labels are not needed and
9009 the reference to `mcount' was not correct for the ELF on FreeBSD.
9011 Thu Jun 17 17:22:07 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
9013 * loop.c (strength_reduce): When doing biv->giv conversion, fix up
9016 (recombine_givs): Set ix field after sorting.
9018 Thu Jun 17 02:54:30 1999 Jeffrey A Law (law@cygnus.com)
9020 * emit-rtl.c (operand_subword): Tighten checks for when it is safe
9021 to safe to extract a subword out of a REG.
9023 Thu Jun 17 01:45:24 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
9025 * sh.md (mulsi3): Don't add a no-op move at the end.
9027 Wed Jun 16 20:29:00 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
9029 * cse.c (cse_insn): Don't put hard register source into tables for
9030 the last insn of a libcall.
9032 Wed Jun 16 19:44:33 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
9034 * loop.c (strength_reduce): Insert sets of derived givs at every
9035 biv increment, even if it's the only one.
9037 Wed Jun 16 10:33:02 1999 Jason Merrill <jason@yorick.cygnus.com>
9039 * dwarfout.c (add_incomplete_type): New fn.
9040 (output_type): Call it.
9041 (retry_incomplete_types): New fn.
9042 (dwarfout_finish): Call it.
9044 From Eric Raskin <ehr@listworks.com>:
9045 (output_type): Output types for bases.
9047 Tue Jun 15 12:51:23 1999 Alexandre Oliva <oliva@dcc.unicamp.br>
9049 * mips.c (mips_output_conditional_branch): Add `break'
9050 between `default' label and `close braces'.
9052 Tue Jun 15 01:55:20 1999 David O'Brien <obrien@FreeBSD.org>
9054 * i386/freebsd-elf.h (LINK_SPEC): clean up the linking library
9055 specifications and make it realistic.
9056 (LIB_SPEC): Likewise.
9058 Mon Jun 14 15:38:43 1999 Jim Wilson <wilson@cygnus.com>
9060 * config/mips/mips.c (mips_secondary_reload_class): Check for
9061 (PLUS (SP) (REG)) and return appropriate register class.
9062 * config/mips/mips.md (reload_insi): Delete predicate for operand 1.
9063 Handle (PLUS (SP) (REG)).
9064 (tablejump): In mips16 code, use emit_insn instead of emit_jump_insn.
9065 (tablejump_mips161, tablejump_mips162): Use emit_jump_insn instead
9066 of emit_insn for tablejump.
9068 Mon Jun 14 17:26:40 1999 David Edelsohn <edelsohn@gnu.org>
9070 * rs6000.c (output_prolog): RS6000_CALL_GLUE must be
9071 asm_fprintf format string by itself.
9072 (output_function_profiler): Likewise.
9074 Mon Jun 14 12:57:38 1999 David Mosberger <davidm@hpl.hp.com>
9076 * combine.c (simplify_logical, case AND): Only call
9077 simplify_and_const_int if the mode is no wider than HOST_WIDE_INT
9078 or the constant is positive.
9080 Mon Jun 14 11:43:41 1999 Nick Clifton <nickc@cygnus.com>
9082 * configure.in: Fix typo in rs6000-ibm-aix4 case.
9083 * configure: Regenerate.
9085 Mon Jun 14 03:55:40 1999 Jeffrey A Law (law@cygnus.com)
9087 * configure.in (rs6000-ibm-aix4.3*, powerpc-ibm-aix4.3*): Do not
9088 require a sub-version #.
9089 * configure: Rebuilt.
9091 1999-06-14 Robert Lipe (robertlipe@usa.net)
9093 * svr4.h (DWARF2_DEBUGGING_INFO): Check for redefinition.
9095 Mon Jun 14 10:30:52 BST 1999 Nathan Sidwell <nathan@acm.org>
9097 * c-typeck.c (process_init_element): Detect excess elements in
9098 char array initializer.
9100 1999-06-14 Andreas Jaeger <aj@arthur.rhein-neckar.de>
9102 * gcc.texi: Mention gcc 2.96 instead of egcs 1.00.
9104 Sat Jun 12 22:29:48 EDT 1999 Jerry Quinn <jquinn@nortelnetworks.com>
9106 * invoke.texi (Option Summary): Add -fpermissive flag.
9108 Sat Jun 12 03:40:42 1999 Jeffrey A Law (law@cygnus.com)
9110 * sparc.h (LEGITIMIZE_RELOAD_ADDRESS): Do nothing with operands
9111 that require PIC code sequences.
9113 Wed Jun 9 16:29:01 1999 Nick Clifton <nickc@cygnus.com>
9115 * configure.in: Add new target: thumb-elf.
9116 * configure: Regenerate.
9117 * config/arm/t-thumb-elf: New file: Makefile fragment for
9119 * config/arm/telf.h: New file: Header file for thumb-elf
9122 Fri Jun 11 03:17:51 1999 Jeffrey A Law (law@cygnus.com)
9124 * Makefile.in (libgcc2): Pass MAYBE_USE_COLLECT2 as an argument.
9125 * libgcc2.c (__CTOR_LIST, __DTOR_LIST); Do not provide
9126 initializers is some circumstances.
9128 * fixinc/inclhack.def (endif_label): Add additional selector for
9129 more bogus stuff after #endif statements.
9130 * fixinc/inclhack.sh, fixinc/fixincl.x: Rebuilt.
9132 Thu Jun 10 20:44:36 1999 Mumit Khan <khan@xraylith.wisc.edu>
9134 * i386/cygwin.h (SET_ASM_OP): Define.
9136 Thu Jun 10 20:37:57 1999 Mumit Khan <khan@xraylith.wisc.edu>
9138 * reg-stack.c (stack_reg_life_analysis): Find all the RETURN insns.
9140 Thu Jun 10 19:23:00 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
9142 * sh.h (TARGET_HARWARD, TARGET_HARVARD): Changed the former to the
9145 * sh.md (ic_invalidate_line_i): Remove second alternative.
9147 Thu Jun 10 06:55 1999 Bruce Korb <ddsinc09@ix.netcom.com>
9149 *fixinc/inclhack.def(sun_auth_proto): We do not know how to
9150 test for the presence of valid prototypes. Delete bypass expr.
9151 (ioctl_fix_ctrl): Correct the selection expression.
9152 (no_double_slash): Correct quoting rules
9153 *fixinc/fixincl.x: regen
9154 *fixinc/inclhack.sh: regen
9156 Thu Jun 10 15:08:15 1999 Nick Clifton <nickc@cygnus.com>
9158 * config/arm/arm.c (struct all_cores): Add ARM920 and ARM920t.
9160 Wed Jun 9 15:57:57 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
9162 * rs6000.md (movsi_got_internal_mem): Delete.
9163 * rs6000.h (CONDITIONAL_REGISTER_USAGE): Mark PIC_OFFSET_TABLE_REGNUM.
9164 (GOT_TOC_REGNUM): Delete.
9165 (PIC_OFFSET_TABLE_REGNUM): Define.
9166 (FINALIZE_PIC): Disable.
9167 * rs6000.c (rs6000_got_register): New code for fixed pic register.
9168 (rs6000_replace_regno): Delete.
9169 (rs6000_finalize_pic): Likewise.
9170 (output_prolog): Handle PIC_OFFSET_TABLE_REGNUM.
9172 Wed Jun 9 19:44:26 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
9174 * loop.c (loop_insn_first_p): Don't compare LUIDs when P
9175 is a note; use <= for the compare; advance P while it is
9178 Wed Jun 9 13:12:24 1999 Jeffrey A Law (law@cygnus.com)
9180 * fixinc/inclhack.def (no_double_slash): Fix quoting for test.
9181 * fixinc/inclhack.sh, fixinc/fixincl.x, fixinc/fixincl.sh; Rebuilt.
9183 * varasm.c (remove_from_pending_weak_list): Verify t->name
9184 is non-NULL before passing it to strcmp.
9186 Wed Jun 9 06:50 1999 Bruce Korb <ddsinc09@ix.netcom.com>
9188 *fixinc/inclhack.def(sun_auth_proto): bypass the patch if
9189 the typed arguments are not part of a comment
9190 (ioctl_fix_ctrl): Added a purpose comment
9191 *fixinc/fixincl.x: regenerate
9192 *fixinc/inclhack.sh: regenerate
9194 Wed Jun 9 22:57:02 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
9196 * invoke.texi: Add C4x invocation docs.
9198 Wed Jun 9 22:34:38 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
9200 * config/c4x/c4x.h (TARGET_EXPOSE_LDP, LEGITIMIZE_RELOAD_ADDRESS):
9202 * config/c4x/c4x.c (c4x_emit_move_sequence, src_operand): Use
9204 (c4x_legitimize_reload_address): New function.
9205 * config/c4x/c4x.md: Update docs.
9207 Wed Jun 9 04:14:48 1999 Jeffrey A Law (law@cygnus.com)
9209 * fixincludes: Avoid removing '.'.
9210 * fixinc/fixinc.svr4: Likewise.
9211 * fixinc/fixinc.winnt: Likewise.
9212 * fixinc/inclhack.tpl: Likewise.
9213 * fixinc/fixincl.sh, fixinc/inclhack.sh: Rebuilt.
9215 1999-06-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9217 * fixinc/inclhack.def (sun_catmacro): Escape parens in the select
9219 * fixinc/fixincl.x, fixinc/inclhack.sh: Rebuilt.
9221 Wed Jun 9 03:10:34 1999 Mumit Khan <khan@xraylith.wisc.edu>
9223 * c-pragma.c (handle_pragma_token): Handle `#pragma pack()'
9226 Tue Jun 8 13:06:15 1999 Jim Wilson <wilson@cygnus.com>
9228 * configure.in (rs6000-ibm-aix4.[12]*): Change rx6000 to rs6000.
9229 * configure: Regenerate.
9231 Tue Jun 8 05:47:48 1999 Richard Earnshaw (rearnsha@arm.com)
9233 * optabs.c (expand_cmplxdiv_wide): Use expand_abs to get the absolute
9236 Mon Jun 7 22:30:37 1999 Jeffrey A Law (law@cygnus.com)
9238 * fixinc/inclhack.def (avoid_bool): Also catch
9239 "typedef [unsigned] int bool".
9240 * fixinc/inclhack.sh, fixinc/fixincl.x, fixinc/fixincl.sh: Rebuilt.
9242 * m68k/x-hp3bsd44: Delete obsolete and incorrect file.
9243 * configure.in (m68k-hp-bsd4.4): No longer use x-hp3bsd44.
9244 * configure: Rebuilt.
9246 Mon Jun 7 22:05:03 1999 Mark Kettenis <kettenis@gnu.org>
9248 * config/i386/gnu.h: Include <gnu.h> right after <i386/linux.h>,
9249 such that we can override its definitions if necessary.
9250 (CPP_SPEC): New define. Support processor specific predefines via
9252 (CC1_SPEC): New define. Support processor specific compiler
9253 options via %(cc1_cpu).
9254 (STARTFILE_SPEC): New define. Use crt0.o instead of crt1.o for
9257 1999-06-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9259 * fixinc/inclhack.def (math_gcc_ifndefs): Insert whitespace
9260 between sed's -e flag, and the open-quote following it.
9261 * fixinc/fixincl.x, fixinc/fixincl.sh: Rebuilt.
9263 Mon Jun 7 20:34:20 1999 Robert Lipe <robertlipe@usa.net>
9264 Jeffrey A Law (law@cygnus.com)
9266 * varasm.c (assemble_start_function): Remove the function
9267 from the pending weak decls list when we define a function.
9268 (assemble_variable): Similarly for variables.
9269 (weak_finish): Ignore items on the list with a NULL name.
9270 (remove_from_ending_weak_list); New function to "remove" an item
9271 from the pending weak declarations list.
9273 Mon Jun 7 19:27:07 1999 Jerry Quinn <jquinn@nortelnetworks.com>
9275 * pa.md (fmpyfadd, fmpynfadd, fnegabs): New patterns.
9277 Mon Jun 7 14:07:39 1999 Dave Brolley <brolley@cygnus.com>
9279 * c-lex.c (GETC): Redefine to call getch.
9280 (UNGETC): Redefine to call put_back.
9281 (putback_buffer): New structure type.
9282 (putback): New static structure.
9283 (getch): New function.
9284 (put_back): New function.
9285 (yylex): Replace unused bytes from bad multibyte character.
9287 Mon Jun 7 13:33:39 1999 Dave Brolley <brolley@cygnus.com>
9289 * cpplib.c (do_define): Cast `alloca' return value.
9290 (do_include, do_undef, do_pragma): Likewise.
9291 * cpphash.c (dump_definition): Cast `xstrdup' and `alloca' return
9293 * cppfiles.c (initialize_input_buffer): Cast `xmalloc' return values.
9294 * gcc/cppspec.c (lang_specific_driver): Cast xmalloc return value.
9296 Sun Jun 6 11:58:34 1999 Jakub Jelinek <jj@ultra.linux.cz>
9298 * sparc.md (abstf2): This should be an expand.
9299 (split after abstf2_notv9): Fix mode.
9300 (abstf2_hq_v9): New pattern.
9301 (abstf2_v9): Only use when no hard quad.
9302 (absdf2_v9): Fix if target is not the same as source.
9303 (ashrsi3_extend, ashrsi3_extend2, lshrsi3_extend, lshrsi3_extend2):
9304 Add correct output constraints.
9306 Sat Jun 5 17:04:16 1999 Craig Burley <craig@jcb-sc.com>
9308 From Dave Love to egcs-patches on 20 May 1999 17:38:38 +0100:
9309 * invoke.texi: Clarify text vis-a-vis Intel CPUs.
9311 Sat Jun 5 12:11:24 1999 Mark Mitchell <mark@codesourcery.com>
9313 * mips.h (mips_output_conditional_branch): New function.
9314 (mips_adjust_insn_length): Likewise.
9315 (ASSEMBLER_SCRATCH_REGNUM): New macro.
9316 (ADJUST_INSN_LENGTH): Likewise.
9317 * mips.c (print_operand): Add `F' and `W' for floating-point
9319 (machine_dependent_reorg): Adjust MIPS16 code; instruction-lengths
9321 (mips_adjust_insn_length): New function.
9322 (mips_output_conditional_branch): New function.
9323 * mips.md (length): Adjust attribute definition to handle
9324 conditional branches. Change lengths to bytes, rather than
9325 instructions throughout. Remove length attribute from
9326 instructions whose length is four bytes, and rely on the default
9328 (dslot): Fix typo in comment.
9329 Reword conditional branch patterns to use
9330 mips_output_conditional_branch.
9332 Fri Jun 4 13:30:27 1999 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
9334 * alpha/osf.h (CPP_SUBTARGET_SPEC): Handle -threads.
9335 (LIB_SPEC): Likewise.
9336 Link with -lprof1_r for -g/-pg.
9338 1999-06-04 Andreas Schwab <schwab@issan.cs.uni-dortmund.de>
9340 * loop.c (check_dbra_loop): Fix change of Jan 19.
9342 Fri Jun 4 00:12:40 1999 Marc Espie <espie@cvs.openbsd.org>
9344 * freebsd-elf.h (SWITCH_TAKES_ARG): Redefine, not define.
9345 (STARTFILE_SPEC): Define, override the svr4.h version.
9346 (ENDFILE_SPEC): Likewise.
9348 Thu Jun 3 23:58:55 1999 Jeffrey A Law (law@cygnus.com)
9350 * fixinc/inclhack.def (limits_ifndefs): Also apply to sys/limits.h
9351 * fixinc/fixincl.x: Regenerated.
9352 * fixinc/inclhack.sh: Regenerated.
9354 Fri Jun 4 05:42:23 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
9356 * sh.c (barrier_align): Don't return early for normal branch/barrier
9357 when optimizing for SH2.
9359 Thu Jun 3 22:27:50 1999 Robert Lipe <robertlipe@usa.net>
9361 * i386/udk.h (LINK_SPEC): Correct linker search path for
9364 Fri Jun 4 03:20:40 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
9366 * sh.c (fixup_addr_diff_vecs): Emit braf reference label.
9367 (braf_label_ref_operand): Delete.
9368 * sh.h (PREDICATE_CODES): Remove braf_label_ref_operand.
9369 * sh.md (casesi_jump_2): Operand1 is now the inside of a
9370 label_ref, and has no predicate.
9371 The patten has a predicate to guard against invalid substitutions.
9372 (dummy_jump): Delete.
9373 (casesi): Update use of casesi_jump_2.
9375 Thu Jun 3 07:48 1999 Bruce Korb <ddsinc09@ix.netcom.com>
9377 *fixinc/inclhack.def(Io_Def_Quotes): corrected sed expression
9378 *fixinc/fixincl.x: regenerate
9379 *fixinc/inclhack.sh: regenerate
9381 Thu Jun 3 02:15:07 1999 Jason Merrill <jason@yorick.cygnus.com>
9383 * dwarf2out.c (add_incomplete_type): New fn.
9384 (gen_struct_or_union_type_die): Call it.
9385 (retry_incomplete_types): New fn.
9386 (dwarf2out_finish): Call it.
9388 Thu Jun 3 01:19:03 1999 Jeffrey A Law (law@cygnus.com)
9390 * gcse.c (insert_insn_end_bb): Correct placement of insns when the
9391 current block starts with a CODE_LABEL and ends with a CALL and
9392 we can not find all the argument setup instructions for the CALL.
9394 Wed Jun 2 15:44:15 1999 Mark Mitchell <mark@codesourcery.com>
9397 * fold-const.c (fold): STRIP_NOPS when deciding whether or not
9398 something is a candidate for optimize_bit_field_compare.
9400 Wed Jun 2 21:53:05 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
9402 * sh.h (CONST_OK_FOR_I, CONST_OK_FOR_L): Cast VALUE to HOST_WIDE_INT.
9404 Wed Jun 2 12:25:55 1999 Richard Henderson <rth@cygnus.com>
9406 * alpha.c (override_options): Thinko in last patch.
9408 * alpha/osf.h (CPP_SUBTARGET_SPEC): Define.
9409 (LIB_SPEC): Recognize -pthread.
9411 Wed Jun 2 08:42:55 1999 Nick Clifton <nickc@cygnus.com>
9413 * config/arm/tcoff.h (USER_LABEL_PREFIX): Synchronise with
9414 definition in config/arm/coff.h
9415 * config/arm/coff.h: Add comment about USER_LABEL_PREFIX.
9417 Wed Jun 2 07:07 1999 Bruce Korb <ddsinc09@ix.netcom.com>
9419 * fixinc/fixincl.c(global def): Add FD_SHELL_SCRIPT to mark
9420 fixes that need "file=xxx\n" prepended before invocation
9421 (start_fixer - new): starting the fixer process is complex enough
9422 to warrent its own routine. It prepends the "file=xxx\n" stuff.
9423 (process): uses the new routine; omit usage of putenv()
9424 * fixinc/fixincl.tpl: mark shell scripts with FD_SHELL_SCRIPT
9425 * fixinc/fixincl.x: regenerate
9427 Wed Jun 2 02:29:07 1999 Jeffrey A Law (law@cygnus.com)
9429 * README, configure.in, gcc.1, gcc.texi: Update name (egcs -> gcc)
9430 and version #s (1.1 -> 2.96) as needed.
9431 * README.g77: Kill way out of date file in the toplevel directory.
9433 Wed Jun 2 00:52:34 1999 David O'Brien <obrien@FreeBSD.org>
9435 * configure.in (i[34567]86-*-freebsdelf): Don't include linux.h,
9436 i386/freebsd-elf.h no longer requires it. Instead include svr4.h.
9437 * configure: Rebuilt.
9438 * i386/freebsd-elf.h (DEFAULT_VTABLE_THUNKS): Define.
9439 (ASM_COMMENT_START, ASM_APP_ON, ASM_APP_OFF, SET_ASM_OP): Likewise.
9440 (PREFERRED_DEBUGGING_TYPE, WCHAR_UNSIGNED): Likewise.
9441 (SWITCH_TAKES_ARG): Likewise.
9442 * i386/freebsd.h: Remove FREEBSD_NATIVE support.
9443 * config/t-freebsd: Moved from config/i386/ so it can used for all
9446 Mon May 31 02:22:55 1999 Philippe De Muyter <phdm@macqel.be>
9448 * m68k/x-mot3300 (XCFLAGS): Fixed to match stb.o, not f/stb.o.
9450 Wed Jun 2 00:08:34 1999 Robert Lipe <robertlipe@usa.net>
9452 * configure.in (i[34567]86-*-udk*): Install headers with cpio.
9453 * configure: Rebuilt.
9455 Tue Jun 1 19:06:22 1999 David Edelsohn <edelsohn@gnu.org>
9457 * rs6000/aix41.h (RS6000_CALL_GLUE): Define.
9458 * rs6000/aix43.h (RS6000_CALL_GLUE): Likewise.
9459 * rs6000/rs6000.c (rs6000_file_start): Use putc.
9460 (rs6000_output_load_toc_table): Same.
9461 (output_prolog, output_mi_thunk): Same.
9462 * rs6000/rs6000.h (SELECT_SECTION): Formatting.
9463 (ASM_GLOBALIZE_LABEL): Use putc.
9465 Mon May 31 15:23:23 1999 Richard Henderson <rth@cygnus.com>
9467 * alpha.md (reload_*_help): New patterns and splitters.
9468 (reload_*): Use them.
9469 (mov[qh]i): Likewise.
9471 Mon May 31 11:48:07 1999 Mark Mitchell <mark@codesourcery.com>
9473 * cccp.c (handle_directive): Handle backslash-newlines in quoted
9476 Mon May 31 09:36:11 1999 Cort Dougan <cort@cs.nmt.edu>
9478 * rs6000/linux.h (LINK_SPEC): Use emulation elf32ppclinux.
9480 Mon May 31 11:40:20 EDT 1999 John Wehle (john@feith.com)
9482 * flow.c (mark_regs_live_at_end, insn_dead_p,
9483 mark_set_1, mark_used_regs): Only give FRAME_POINTER_REGNUM
9484 and HARD_FRAME_POINTER_REGNUM special treatment if reload
9485 hasn't run or the frame pointer is needed.
9486 * haifa-sched.c (attach_deaths): Likewise.
9487 * sched.c (attach_deaths): Likewise.
9489 Mon May 31 00:46:17 1999 Jeffrey A Law (law@cygnus.com)
9491 * jump.c (jump_optimize_1): Only set CAN_REACH_END if
9492 calculate_can_reach_end returns nonzero.
9494 * configure.in (native gas tests): Search for an assembler in the
9495 same manner that the installed compiler will.
9496 * configure: Rebuilt.
9497 * tm.texi (MD_EXEC_PREFIX): Note need to update configure.in too.
9499 * alias.c (find_base_term): Improve handling of addresses
9500 constructed from binary operations.
9502 Sun May 30 14:29:17 1999 Eric Raskin (ehr@listworks.com)
9504 * dgux.h (STARTFILE_SPEC): Fix incorrectly matched curly-braces.
9506 Sun May 30 14:19:13 1999 Jeffrey A Law (law@cygnus.com)
9508 * function.h (cleanup_label, frame_offset): Declare.
9509 (tail_recursion_label, tail_recursion_reentry): Likewise.
9510 (arg_pointer_save_area, rtl_expr_chain): Likewise.
9511 * stmt.c (cleanup_label, frame_offset): Delete extern declarations.
9512 (tail_recursion_label, tail_recursion_reentry): Likewise.
9513 (arg_pointer_save_area, rtl_expr_chain): Likewise.
9515 Sat May 29 19:08:10 1999 Philip Blundell <philb@gnu.org>
9517 * config/arm/aout.h (ASM_OUTPUT_ALIGN): Only define if not already
9519 * config/arm/elf.h (ASM_OUTPUT_ALIGN): Define.
9520 (MAX_OFILE_ALIGNMENT): Define.
9522 Fri May 28 21:40 1999 Robert Lipe <robertlipe@usa.net>
9524 * fixincl.c: Replace local include scheme with #includes of
9525 gansidecl.h and system.h.
9526 * procopen.c: Likewise.
9527 * server.c: Likewise.
9529 Fri May 28 03:47:03 1999 Eric Raskin (ehr@listworks.com)
9531 * i386/t-dgux (EXTRA_PARTS): Add crti.o
9532 (crti.o): Add build rule and dependencies.
9533 * fixinc/fixinc.dgux: Use modified _int_varargs.h
9535 Fri May 28 03:41:02 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
9537 * rs6000/sysv4.h (CC1_SPEC): Add support for -profile
9538 (LIB_LINUX_SPEC): Likewise.
9539 (LIB_LINUX_SPEC): Add support for -pthread
9540 (CPP_OS_LINUX_SPEC): Likewise.
9541 (CPP_SYSV_SPEC): Avoid redefinitions if both -fpic and -fPIC are
9544 Thu May 27 13:04:52 1999 H.J. Lu (hjl@gnu.org)
9546 * i386.c (output_fp_cc0_set): Don't check the JUMP_INSN code for
9548 (notice_update_cc, output_float_compare): Enable TARGET_CMOVE support.
9549 (output_float_compare, output_fp_cc0_set): Fix the FLOAT comparison
9550 for IEEE math and CC_FCOMI.
9551 (put_jump_code): No IEEE if CC_FCOMI is set.
9553 1999-05-27 Andreas Schwab <schwab@issan.cs.uni-dortmund.de>
9555 * fold-const.c (fold_truthop): Make the field reference unsigned
9556 when converting a single bit compare.
9558 Thu May 27 02:40:48 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
9560 * loop.c (strength_reduce): Don't do biv->giv conversion on constants.
9562 Thu May 27 02:09:27 1999 Jeffrey A Law (law@cygnus.com)
9564 * varasm.c (STRIP_NAME_ENCODING): Remove default definition.
9565 * output.h (STRIP_NAME_ENCODING): Strip '*' like the old varasm
9568 * reload.c (push_reload): Do not call remove_address_replacements
9569 when presented with identical optional reloads.
9571 Wed May 26 14:18:05 1999 Richard Henderson <rth@cygnus.com>
9573 * alpha.h (MASK_FIX, TARGET_FIX): New.
9574 (MASK_*): Reorganize constants.
9575 (CPP_AM_FIX_SPEC): New.
9576 (TARGET_SWITCHES): Add FIX.
9577 (EXTRA_SPECS): Likewise.
9578 (CPP_CPU_EV6_SPEC): Use FIX, not CIX.
9579 (SECONDARY_MEMORY_NEEDED): Likewise.
9580 (REGISTER_MOVE_COST): Likewise.
9581 * alpha.c (override_options): Add FIX support. Always use
9582 ALPHA_TP_PROG for ev6.
9583 * alpha.md (sqrt and mov[sd]i patterns): Use FIX, not CIX.
9584 * alpha/elf.h (ASM_FILE_START): Look at FIX too.
9585 * configure.in (target_cpu_default2) [ev6]: Use FIX, not CIX.
9587 Wed May 26 09:53:05 1999 Mark Mitchell <mark@codesourcery.com>
9589 * fold-const.c (fold): STRIP_NOPS when deciding whether or not
9590 something is a candidate for optimize_bit_field_compare.
9592 Wed May 26 09:40:02 1999 Mark Mitchell <mark@codesourcery.com>
9594 * gcc.texi (Passes): Document branch-shortening.
9595 * invoke.texi (Debugging Options): Document the fact that `-dp'
9596 outputs length information for instructions.
9598 Wed May 26 08:49:31 1999 Nick Clifton <nickc@cygnus.com>
9600 * flow.c: Revert previous delta.
9602 Wed May 26 06:05:10 1999 Nick Clifton <nickc@cygnus.com>
9604 * flow.c (insn_dead_p): Check against frame_pointer_rtx not
9605 FRAME_POINTER_REGNUM.
9606 (mark_set_1): Ditto.
9607 (mark_used_regs): Ditto.
9609 Wed May 26 02:19:31 1999 Philip Blundell <pb@nexus.co.uk>
9611 * arm.h (NEED_PLT_GOT): Fix mistake in last change.
9612 (GOT_PCREL): New macro. Define to 1 if not already defined.
9613 * arm/elf.h (GOT_PCREL): Define to 0.
9614 * arm.c (arm_finalize_pic): Take into account the setting of
9617 Tue May 25 14:06:06 1999 Jeffrey A Law (law@cygnus.com)
9619 * output.h (STRIP_NAME_ENCODING): Provide default definition.
9620 * dwarf2out.c (ASM_NAME_TO_STRING): Use STRIP_NAME_ENCODING.
9622 * flow.c (mark_set_1): Do not record BLKmode stores as dead
9623 store elimination candidates.
9625 Tue May 25 08:55:57 1999 Gavin Romig-Koch <gavin@cygnus.com>
9627 * config/mips/mips.h (ASM_OUTPUT_DOUBLE_INT) : Use 'dword' if
9630 Mon May 24 20:30:08 1999 Jim Wilson <wilson@cygnus.com>
9632 * configure.in (rs6000-ibm-aix4.[12]*): Delete use of aix41-gld.h.
9633 Add use of x-aix41-gld.
9635 Mon May 24 16:44:09 1999 Jakub Jelinek <jj@ultra.linux.cz>
9637 * sparc/linux64.h (ASM_OUTPUT_CONSTRUCTOR): Define.
9638 (ASM_OUTPUT_DESTRUCTOR): Define.
9640 Mon May 24 14:35:24 1999 Jeffrey A Law (law@cygnus.com)
9642 * loop.c (strength_reduce): Do not clear NOT_EVERY_ITERATION at the
9643 last CODE_LABEL in a loop if we have previously passed a jump
9644 to the top of the loop.
9646 Mon May 24 07:56:29 1999 Nick Clifton <nickc@cygnus.com>
9648 * config/arm/arm.h (OUTPUT_INT_ADDR_CONST): Fix blunder made when
9649 applying Philip's patch.
9651 Mon May 24 01:02:12 1999 Mark Mitchell <mark@codesourcery.com>
9653 * stmt.c (expand_end_bindings): Ignore any elements of VARS that
9656 Sun May 23 20:31:16 1999 Jeffrey A Law (law@cygnus.com)
9658 * loop.c (strength_reduce): Grow reg_single_usage as needed.
9660 Sun May 23 10:13:20 1999 David O'Brien <obrien@FreeBSD.org>
9662 * i386/freebsd-elf.h (LINK_SPEC): Change -static to -Bstatic.
9663 Also remove a useless comment.
9665 Sun May 23 10:05:23 1999 Jerry Quinn <jquinn@nortelnetworks.com>
9667 * pa.md (negdf2,negsf2): Use fneg instead of fsub on pa 2.0.
9669 Sat May 22 21:02:06 1999 David Edelsohn <edelsohn@gnu.org>
9671 * collect2.c (main): Only generate import or export file and add
9672 to link arguments if non-empty. Use xmalloc not alloca.
9673 (write_{export,import}_file): Delete.
9674 (write_aix_file): New function.
9675 (locatelib): Use xmalloc not malloc.
9676 (GCC_OK_SYMBOL): Do not check type if aix64.
9678 Sat May 22 09:35:51 1999 Philip Blundell <pb@nexus.co.uk>
9680 Based on patch by Scott Bambrough and Pat Beirne:
9681 * config/arm/arm.c (making_const_table): New variable.
9682 * config/arm/arm.h (making_const_table): Declare.
9683 (OUTPUT_INT_ADDR_CONST): Mark symbols as position independent if
9685 * config/arm/arm.md (consttable_4, consttable_8, consttable_end):
9686 Keep track of when we are building the constant table.
9688 Sat May 22 09:34:22 1999 Philip Blundell <pb@nexus.co.uk>
9690 * config/arm/arm.c (arm_override_options): Fix erroneous warning
9693 Sat May 22 09:06:33 1999 Nick Clifton <nickc@cygnus.com>
9695 * config/arm/arm.h (NEED_PLT_GOT): Only define if not already
9698 Sat May 22 07:17:05 1999 Nick Clifton <nickc@cygnus.com>
9700 * tm.texi (FUNCTION_ARG): Correct description of a stack element
9703 Sat May 22 01:27:49 1999 Mark Mitchell <mark@codesourcery.com>
9705 * expr.h (lang_expand_constant): Guard with #ifdef TREE_CODE.
9707 Fri May 21 21:19:02 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
9709 * rs6000.c (output_mi_thunk): Enable full support again.
9711 Fri May 21 20:09:52 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
9713 * sh.h (BRANCH_COST): Define.
9715 Thu May 20 10:00:42 1999 Stephen L Moshier <moshier@world.std.com>
9717 * Makefile.in (GCC_FOR_TARGET): Add -I$(build_tooldir)/include.
9719 Thu May 20 09:58:57 1999 Jan Hubicka <hubicka@freesoft.cz>
9721 * function.c (assign_stack_local): Align stack slot propertly.
9722 (assign_outer_stack_local): Likewise.
9724 Thu May 20 10:38:43 1999 Mark Mitchell <mark@codesourcery.com>
9726 * expr.h (lang_expand_constant): Declare.
9727 * toplev.c (lang_expand_constant): Define it.
9728 * varasm.c (output_constant): Use it.
9730 Thu May 20 11:28:53 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9732 * optabs.c (expand_cmplxdiv_straight, expand_cmplxdiv_wide):
9733 Change function definitions to K&R style.
9735 Thu May 20 08:16:39 1999 Bruce Korb <ddsinc09@ix.netcom.com>
9737 * fixinc/fixincl.c: We must not ignore SIGCLD now.
9739 Thu May 20 07:06:39 1999 Alexandre Oliva <aoliva@acm.org>
9741 * fixinc/Makefile.in(gnu-regex.o): add $(INCLUDES) to compile options
9742 * fixinc/fixincl.c(wait_for_pid): K&R-ify arguments
9743 (several places): omit static initialization
9744 (process): use single fd, since only the read fd is used
9745 * fixinc/gnu-regex.c: define 'const' away, if not supported
9746 * fixinc/procopen.c(several places): omit static initialization
9747 * fixinc/server.c: define 'volitile' away, if not supported
9749 1999-05-20 Andreas Schwab <schwab@issan.cs.uni-dortmund.de>
9751 * config/dbxcoff.h (DBX_OUTPUT_MAIN_SOURCE_FILE_END): Use
9752 asm_fprintf and %L to generate the label name.
9753 * config/dbxelf.h (DBX_OUTPUT_MAIN_SOURCE_FILE_END): Likewise.
9754 (ASM_OUTPUT_SOURCE_LINE): Correct generation of internal labels.
9756 Thu May 20 01:40:55 1999 Jeffrey A Law (law@cygnus.com)
9758 * jump.c (can_reverse_comparison_p): Do not abort if the comparison
9759 insn for a conditional jump can not be found.
9761 Wed May 19 23:58:58 1999 Jeffrey A Law (law@cygnus.com)
9763 * mips.h (ENCODE_SECTION_INFO): Do not perform GP optimizations
9764 on variables in specific sections other than .sbss and .sdata.
9766 Wed May 19 03:56:56 1999 Mark Mitchell <mark@codesourcery.com>
9768 * stmt.c (expand_return): Call start_cleanup_deferral and
9769 end_cleanup_deferral around conditional code.
9771 Wed May 19 08:40:08 1999 Bruce Korb <ddsinc09@ix.netcom.com>
9773 * fixinc/fixincl.tpl: Avoid depending on ANSI C features for
9774 filename lists. Utilizes new "krstr" AutoGen function.
9775 * fixinc/fixincl.x: Rebuilt.
9777 Wed May 19 02:47:11 1999 Jan Hubicka (hubicka@freesoft.cz)
9779 * i386.c (output_float_compare): Avoid GNU-C extensions.
9781 Wed May 19 00:34:40 1999 Jeffrey A Law (law@cygnus.com)
9783 * version.c: Bump to distinguish mainline tree from the
9786 See ChangeLog.1 for earlier changes.
9789 add-log-time-format: current-time-string