1 Sat Oct 23 21:13:00 1999 Mark Mitchell <mark@codesourcery.com>
3 * integrate.c (integrate_decl_tree): Tweak setting of DECL_CONTEXT
4 for inlined declarations.
6 Fri Oct 22 18:05:43 1999 Jeffrey A Law (law@cygnus.com)
8 * arm.c (logical_binary_operator): New fucntion.
9 * arm.h (logical_binary_operator): Declare it.
10 (PREDICATE_CODES): Handle logical_binary_operator.
11 * arm.md (anddi3, anddi_zesidi_di, anddi_sesdi_di): Use "#" for
12 output constraints. Add appropriate splitters.
13 (anddi_notdi_di, anddi_notzesidi_di, anddi_notsesidi_di): Likewise.
14 (iordi3, iordi_zesidi_di, iordi_sesidi_di): Likewise.
15 (xordi3, xordi_zesidi_di, xordi_sesidi_di): Likewise.
17 Fri Oct 22 23:46:50 1999 Bernd Schmidt <bernds@cygnus.co.uk>
19 * genoutput.c (struct operand_data): New elt eliminable.
20 (output_operand_data): Write it.
21 (scan_operands): Set it for MATCH_OPERAND, clear for other matchers.
22 (compare_operands): Take it into account.
23 * recog.h (struct insn_operand_data): New elt eliminable.
24 * reload1.c (check_eliminable_occurrences, elimination_effects): New
26 (old_asm_operands_vec, new_asm_operands_vec): Delete.
27 (eliminate_regs): Move code that detects changes to elimination
28 target regs into new function elimination_effects.
29 Delete one #if 0 block.
30 Abort for USE, CLOBBER, ASM_OPERANDS and SET.
31 (eliminate_regs_in_insn): Return immediately for USEs, CLOBBERs,
32 ADDR_VECs, ADDR_DIFF_VECs and ASM_INPUTs.
33 Only call eliminate_regs for real operands of the insn, not for parts
34 of its structure or parts matched by things like match_operator.
35 Use elimination_effects and check_eliminable_occurrences. Use
36 copy_insn to duplicate the pattern when not in the final pass.
38 Fri Oct 22 09:03:44 1999 Mark Mitchell <mark@codesourcery.com>
40 * i386.md: Add missing `y' modifiers to uses of fst, fstp, fld,
43 1999-10-22 Bruce Korb <autogen@linuxbox.com>
45 * fixinc/README: document the "mach" machine matching test
46 * fixinc/fixfixes.c: Implement the #else/#endif label fix
47 * fixinc/fixtests.c: Implement the #else/#endif label test
48 * fixinc/inclhack.def: utilize these tests and fixes
49 * fixinc/inclhack.sh: regen
50 * fixinc/fixincl.x: regen
51 * fixinc/fixincl.sh: regen
53 Thu Oct 21 20:37:19 1999 Jeffrey A Law (law@cygnus.com)
55 * Makefile.in (cse.o): Depend on hashtab.h, not splay-tree.h. Also
58 Thu Oct 21 20:30:19 1999 Matthias Klose <doko@debian.org>
60 * gcc.1: Document exit codes.
62 Thu Oct 21 12:49:05 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
64 * calls.c: Include tm_p.h later, so everything we need is defined.
66 * function.c: Likewise.
68 * except.c: Include tm_p.h.
71 (dwarf2out_cfi_label): Don't prototype.
72 (check_return_regs, epilogue_renumber,
73 ultra_cmove_results_ready_p, ultra_fpmode_conflict_exists,
74 ultra_find_type, ultra_build_types_avail, ultra_flush_pipeline,
75 ultra_rescan_pipeline_state, set_extends, ultra_code_from_mask,
76 ultra_schedule_insn): Add static prototype.
77 (data_segment_operand, text_segment_operand): Call itself with the
78 proper number of arguments.
79 (sparc_flat_save_restore, sparc_v8plus_shift): Constify a char*.
81 * sparc.h: Move all declarations to sparc-protos.h.
82 (SELECT_RTX_SECTION): Pass a missing MODE argument to
85 * sparc/sysv4.h (SELECT_RTX_SECTION): Likewise.
87 * config/svr4.h (text_section, ctors_section, dtors_section): Add
89 (ASM_OUTPUT_SECTION_NAME, UNIQUE_SECTION,
90 ASM_FINISH_DECLARE_OBJECT, ASM_OUTPUT_LIMITED_STRING,
91 ASM_OUTPUT_ASCII): Constify a char*.
93 * sparc-protos.h: New file for sparc prototypes.
95 Thu Oct 21 12:23:40 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
97 * function.c (record_insns, contains): Always declare and define.
98 (record_insns): Mark with ATTRIBUTE_UNUSED.
100 Thu Oct 21 13:03:49 1999 Jonathan Larmour <jlarmour@cygnus.co.uk>
102 * config/arm/telf.h (ASM_OUTPUT_SECTION_NAME): Add %nobits option
103 to .section when outputting a .bss section to deal with multiple
104 .bss input sections (as happens with -fdata-sections)
105 Also output %progbits, not @progbits so the assembler doesn't treat as
107 * config/arm/unknown-elf.h (ASM_OUTPUT_SECTION_NAME): Likewise
109 * config/arm/lib1funcs.asm (_call_via_rX): Allow compilation of
110 thumb parts even when building with non-thumb CPUs, by forcing
113 Wed Oct 20 22:57:58 1999 Jeffrey A Law (law@cygnus.com)
115 * sparc.md (movsf_const_intreg): If splitting, length must be > 1.
116 (movdf_const_intreg_sp64): Similarly.
118 * local-alloc.c (update_equiv_regs): Check the correct insn
119 for pre-existing REG_EQUIV notes.
121 Wed Oct 20 20:41:46 1999 Mark Mitchell <mark@codesourcery.com>
123 * cse.c (cse_end_of_basic_block): Don't return the end of a basic
124 block reached by a branch if we're not going to actually process
127 Wed Oct 20 15:18:42 1999 Jim Wilson <wilson@cygnus.com>
129 * integrate.c (integrate_decl_tree): Set DECL_CONTEXT to 0 if this is
130 a local extern function declaration.
132 Wed Oct 20 13:56:01 1999 Richard Henderson <rth@cygnus.com>
134 * i386.c (ix86_expand_prologue): Properly wrap USE around
135 reg for CALL_INSN_FUNCTION_USAGE.
137 Thu Oct 14 18:51:37 1999 Andrew Haley <aph@cygnus.com>
139 * config/mips/mips.md (movdf_internal1a): Allow floating-point
140 move between GP_REGs.
142 Wed Oct 20 15:36:11 1999 Andrew Haley <aph@cygnus.com>
144 * config/arm/thumb.h (GO_IF_LEGITIMATE_ADDRESS): Take account of
145 the mode size when finding out if an offset is legal.
147 Wed Oct 20 06:26:58 1999 Richard Henderson <rth@cygnus.com>
149 * basic-block.h (PROP_*): Move constants from ...
151 (compute_bb_for_insn): Free the array before reallocating.
152 (update_life_info): New arg PROP_FLAGS; pass on to propagate_block.
153 (allocate_reg_life_data): Reset all reg variables collected by
155 (get_block_head_tail): Don't convert from bb to block.
156 (get_bb_head_tail): New. Update all callers of get_block_head_tail.
157 (find_insn_reg_weight): Take block not bb.
158 (schedule_block): Don't set block num for moved insns.
159 (schedule_region): Don't update_life_info or find_insn_reg_weight.
160 (schedule_insns): Do it here instead.
161 * combine.c (combine_instructions): Invoke compute_bb_for_insn
162 before update_life_info.
163 * recog.c (split_all_insns, peephole2_optimize): Update for
164 new arg to update_life_info.
165 * rtlanal.c (remove_note): Cope with NULL note.
166 * toplev.c (rest_of_compilation): Don't invoke recompute_reg_usage
169 Wed Oct 20 10:46:41 1999 Richard Earnshaw (rearnsha@arm.com)
171 * jump.c (jump_optimize_1): More accurately detect casesi insns.
173 * flow.c (merge_blocks_move_predecessor_nojumps): Re-order the basic
174 block records so that merge_blocks_nomove will clean up correctly.
175 (split_edge): Handle casesi insns.
177 * gcc-page.c: Try MAP_ANON if we don't have MAP_ANONYMOUS.
179 Tue Oct 19 23:43:50 1999 Jeffrey A Law (law@cygnus.com)
181 * pa.md (call, call_value): Do not emit a blockage after restoring
184 Tue Oct 19 17:22:39 1999 Mark Mitchell <mark@codesourcery.com>
186 * c-typeck.c (c_expand_asm_operands): Fix typo.
188 Tue Oct 19 18:42:58 1999 Bernd Schmidt <bernds@cygnus.co.uk>
190 * arm.c (fpu_rhs_operand): Verify modes.
191 (fpu_add_operand): Likewise.
192 (di_operand): Likewise.
193 (soft_df_operand): Likewise.
195 Tue Oct 19 15:26:11 1999 Richard Earnshaw (rearnsha@arm.com)
197 * arm.c (arm_return_in_memory): APCS rules state that the elements
198 of a structure returned in a register must be 'integer-like'.
200 1999-10-19 Bruce Korb <autogen@linuxbox.com>
202 * fixinc/Makefile.in: Change the generation rules to run `genfixes'
203 in the source tree when the generated targets are out of date
204 * fixinc/genfixes: Alter it to run individual fixes for make.
205 * fixinc/README: rewrite
206 * fixinc/inclhack.def: moved initial comments to README
208 Tue Oct 19 14:01:34 1999 Nick Clifton <nickc@cygnus.com>
210 * toplev.c (main): Do not generate an error message if an
211 unrecognised command line switch is recognisable by another
212 language. If extra_warnings are enabled, then generate a
213 warning message instead.
215 Tue Oct 19 11:41:12 1999 Mumit Khan <khan@xraylith.wisc.edu>
217 * c-pragma.h (PRAGMA_INSERT_ATTRIBUTES): Delete macro.
218 (insert_pack_attributes): Delete prototype.
220 * c-pragma.c (default_alignment): New static variable.
221 (push_alignment): Initialize to current effective alignment.
222 (pop_alignment): Use to set new alignment.
223 (insert_pack_attributes): Delete function.
224 (handle_pragma_token): Set default_alignment as well each time
225 a #pragma pack(<n>) is encountered.
227 Tue Oct 19 02:03:00 1999 Jeffrey A Law (law@cygnus.com)
229 * reg-stack.c (stack_result): Aggregates are not returned in
232 Tue Oct 19 01:26:48 1999 Alasdair Baird <alasdair@wildcat.demon.co.uk>
234 * fold-const.c (fold): Fix thinko in x+(-0) -> x transformation.
236 Mon Oct 18 15:19:41 1999 Richard Henderson <rth@cygnus.com>
238 * basic-block.h (set_block_num): Declare.
239 * flow.c (update_life_info): Don't call compute_bb_for_insn
240 or free_basic_block_vars.
241 * haifa-sched.c (remove_dependence): Conditionalize on HAVE_cc0.
242 (insn_orig_block): Remove.
243 (INSN_BLOCK): Remove. Update all callers to use BLOCK_NUM.
244 (schedule_block): Keep BLOCK_NUM up-to-date.
245 (schedule_insns): Use compute_bb_for_insn.
246 * recog.c (split_all_insns): Likewise.
247 (peephole2_optimize): Likewise.
249 Mon Oct 18 18:50:51 1999 Andreas Schwab <schwab@suse.de>
251 * config/m68k/m68k.h (INITIAL_FRAME_POINTER_OFFSET): Add one word
252 if the pic register is used.
254 Mon Oct 18 02:38:46 1999 Bernd Schmidt <bernds@cygnus.co.uk>
256 * c-decl.c (pushdecl): Use TYPE_CONTEXT rather than TREE_PERMANENT.
257 (finish_decl): Duplicate test for TREE_ASM_WRITTEN in else branch of
258 if that tests TREE_PERMANENT.
260 Mon Oct 18 01:41:35 1999 Jeffrey A Law (law@cygnus.com)
262 * cse.c (invalidate_for_call): Do not remove memory references from
263 the table here. It's handled elsewhere.
265 * haifa-sched.c (add_dependence): Protect references to the
266 true dependency cache with #ifdef INSN_SCHEDULING.
267 (remove_dependence): Similarly.
269 * mn10200.md (outline_epilogue_jump): Embed a (return) to indicate
270 to the cfg code that this is a return instruction.
271 * mn10300.md (return_internal): Similarly.
273 * combine.c (get_last_value): If the last set of a register
274 is after subst_low_cuid, then we can not use it to determine
275 the register's last value.
277 Sun Oct 17 11:02:52 1999 Mark Mitchell <mark@codesourcery.com>
279 * Makefile.in: Back out previous change.
281 Sun Oct 17 15:22:50 1999 Jeffrey A Law (law@cygnus.com)
283 * pa.c (move_operand): Reject (lo_sum (reg) (unspec ...)).
285 * haifa-sched.c (add_dependence): Only check/update the cache
287 (remove_dependence): Likewise.
288 (schedule_insns): Only create the true_dependency_cache if the
289 average number of instructions in a basic block is very large.
291 Sun Oct 17 11:02:52 1999 Mark Mitchell <mark@codesourcery.com>
293 * Makefile.in (ggc-common.o): Depend on genrtl.h.
294 (ggc-simple.o): Likewise.
295 (ggc-page.o): Likewise.
297 Sun Oct 17 02:09:50 1999 Andrew MacLeod <amacleod@cygnus.com>
299 * basic-block.h (pre_edge_lcm, pre_edge_rev_lcm, compute_available):
300 Prototype for exported functions.
301 (pre_lcm, pre_rev_lcm): Remove prototypes.
302 * gcse.c (compute_ae_kill): Add ae_gen and ae_kill as parameters.
303 (compute_available): Move to lcm.c, and change parameter order.
304 (one_classic_gcse_pass): Call compute_ae_kill with parameters.
305 (pre_insert, s_preds, s_succs, num_preds, num_succs): Delete.
306 (gcse_main): No longer call compute_preds_succs. Rebuild the
307 set table after reach pre pass.
308 (pre_insert_map, pre_delete_map, edge_list): New.
309 (alloc_pre_mem): Allocate edge vectors.
310 (free_pre_mem): Delete edge vectors.
311 (compute_pre_data): Call new edge based lcm routines.
312 (process_insert_insn): New function.
313 (insert_insn_end_bb): Use it.
314 (pre_edge_insert): New function.
315 (pre_insert_copy_insn): Formatting fixes. Update BLOCK_END as
317 (pre_insert_copies): Revamp using new edge based lcm outputs.
318 (pre_delete): Likewise.
319 (one_pre_gcse_pass): Insert & remove fake edges to the exit
321 (compute_code_hoist_vbeinout): New new edge based routines.
322 * lcm.c: Remove all the old LCM functions. Replace with new ones
323 that work with the new cfg datastructures and work with edges
326 Sun Oct 17 00:44:17 1999 Bernd Schmidt <bernds@cygnus.co.uk>
328 * reload.h (struct reload): Add new fields "mode" and "nregs".
329 * reload1.c: Change all occurrences of reload_mode and reload_nregs
330 to reference the "mode" and "nregs" field within struct reload.
332 Sat Oct 16 21:50:28 1999 Jeffrey A Law (law@cygnus.com)
334 * haifa-sched.c (true_dependency_cache): New.
335 (add_dependence): Use the true dependency cache to avoid expensive
336 walks down the LOG_LINKS dependency list. Add entries to the
338 (remove_dependence): Remove entries from the true dependency cache
340 (schedule_insns): Allocate and initialize and free the true
343 * haifa-sched.c (schedule_insns): Do not remove inter-block
344 dependencies anymore.
346 Sat Oct 16 11:19:52 1999 Richard Henderson <rth@cygnus.com>
348 * i386/t-cygwin (winnt.o): Depend on RTL_H and TREE_H.
349 * i386/t-winnt: Likewise.
351 Sat Oct 16 11:11:54 1999 Richard Henderson <rth@cygnus.com>
353 * ggc-page.c (init_ggc): Work around SunOS unaligned mmap bug.
355 1999-10-16 Manfred Hollstein <mhollstein@cygnus.com>
357 * Makefile.in (LANGUAGES): Omit "proto".
358 (clean): Remove stale comment about removing unprotoize.c.
360 Sat Oct 16 11:29:14 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
362 * protoize.c (safe_read, safe_write): Avoid the gcc extension of
363 using arithmetic on void pointers.
365 Sat Oct 16 02:48:22 1999 Jeffrey A Law (law@cygnus.com)
367 * haifa-sched.c (compute_block_forward_dependencies): Only check
368 for notes, deleted insns and duplicates if ENABLE_CHECKING is defined.
370 Sat Oct 16 00:07:01 1999 Richard Henderson <rth@cygnus.com>
372 * gcse.c (hash_expr_1): Add in MEM_ALIAS_SET.
373 (expr_equiv_p): Reject memories with different alias sets.
375 Fri Oct 15 15:17:29 1999 Greg McGary <gkm@gnu.org>
377 * flags.h (flag_bounds_check, flag_bounded_pointers): New extern decls.
378 * toplev.c (flag_bounds_check, flag_bounded_pointers): New flags.
379 (f_options): Add "bounded-pointers" and "bounds-check" entries.
380 * c-lang.c (lang_init_options): Set flag_bounds_check as "unspecified".
381 (lang_init): Set default for flag_bounds_check if still "unspecified".
383 Sat Oct 16 13:42:29 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
385 * config/c4x/c4x.md (HF mode patterns): Add missing modes.
387 Sat Oct 16 13:37:46 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
389 * config/c4x/c4x.md (movstrqi_small): Utilise parallel move
392 Sat Oct 16 13:26:47 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
394 * config/c4x/c4x.md (*db_noclobber,
395 *decrement_and_branch_until_zero_noclobber): New patterns and
396 associated splitters.
398 Sat Oct 16 13:13:15 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
400 * config/c4x/c4x.md (parallel instruction patterns): Rework
401 constraints to keep reload happy.
403 Sat Oct 16 13:03:16 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
405 * config/c4x/c4x.md (*absqi2_noclobber, *negqi2_noclobber,
406 *one_cmplqi2_noclobber, *subqi3_noclobber, *andqi3_255_noclobber,
407 *andqi3_65535_noclobber, *andnqi3_noclobber, *xorqi3_noclobber):
408 Add new patterns and associated post-reload splitters.
410 Sat Oct 16 12:42:12 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
412 * config/c4x/c4x.c (c4x_emit_libcall): Use ggc_alloc_string.
414 Sat Oct 16 12:34:44 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
416 * config/c4x/c4x.c (c4x_rptb_insert): Emit rpts_top pattern
418 * config/c4x/c4x.md (rpts_top): New pattern and splitter.
420 Sat Oct 16 12:26:30 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
422 * config/c4x/c4x.c (src_operand): Check SYMBOL_REF and LABEL_REF
425 Fri Oct 15 17:02:09 1999 Jeffrey A Law (law@cygnus.com)
427 * pa.c (move_operand): Rely on memory_address_p to determine the
428 validity of non-indexed memory addresses.
429 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Allow LO_SUM with a symbolic
430 operand in DFmode and SFmode when generating PA2.0 code.
432 Fri Oct 15 14:25:19 1999 Richard Henderson <rth@cygnus.com>
434 * print-rtl.c (print_rtx): Limit last 'u' change to LABEL_REF.
436 Fri Oct 15 13:48:45 1999 Richard Henderson <rth@cygnus.com>
438 * mips.c (function_prologue): Fix argument types.
439 * mips.md (casesi): Use emit_jump_insn for casesi_internal.
440 (casesi_internal): Write to the scratch register.
442 1999-10-15 11:16 -0700 Zack Weinberg <zack@bitmover.com>
444 * cppexp.c (cpp_parse_escape): Make static. Change second arg
446 (parse_charconst): Delete unnecessary cast when calling
448 (cpplib.h): Kill prototype of cpp_parse_escape.
450 Fri Oct 15 11:02:46 1999 Richard Henderson <rth@cygnus.com>
452 Based on patch from Michael Gschwind <mikeg@watson.ibm.com>:
453 * unroll.c (unroll_loop): Cast return value of alloca.
454 * i370/i370.c: Include function.h and toplev.h.
455 (i370_label_scan): Remove c++ commented abort.
456 * i370/i370.h (HANDLE_PRAGMA): Takes three arguments.
457 (ASM_OUTPUT_LABELREF): Fix TOUPPER/else broken 16 Sept.
458 * i370/xm-i370.h (HOST_BITS_PER_LONGLONG): Define.
459 * i370/xm-mvs.h, i370/xm-oe.h: Likewise.
461 Fri Oct 15 03:01:01 1999 Loren Rittle <ljrittle@acm.org>
463 * config/t-freebsd: Do not override USER_H.
464 * ginclude/stddef.h: Generalize check for _MACHINE_ANSI_H_.
466 Fri Oct 15 02:37:28 1999 Alastair J. Houghton <ajh8@doc.ic.ac.uk>
467 Mumit Khan <khan@xraylith.wisc.edu>
469 * c-parse.in (component_decl): Support anonymous struct/union.
471 * c-parse.y: Regenerate.
472 * c-parse.c: Likewise.
473 * objc/objc-parse.y: Likewise.
474 * objc/objc-parse.c: Likewise.
475 * c-decl.c (finish_struct): Don't sort the fields.
476 (field_decl_cmp): Delete unused function.
478 Fri Oct 15 01:20:52 1999 Richard Henderson <rth@cygnus.com>
480 * sparc.md (movsf_const_intreg): Revert last constraint change.
481 (movdf_const_intreg_sp32): Likewise.
483 Fri Oct 15 01:47:51 1999 Vladimir Makarov <vmakarov@loony.cygnus.com>
485 * cse.c: Include hashtab.h instead of splay-tree.h
486 (struct cse_reg_info): No longer use variant union. Add new
487 field "regno". All references changed to avoid union.
488 (cse_reg_info_used_list, cse_reg_info_used_list_end): New variables.
489 (free_cse_reg_info): Remove.
490 (hash_cse_reg_info, cse_reg_info_equal_p): New functions.
491 (get_cse_reg_info): Revamp to use expandable hash tables instead
492 of splay trees. Initialize new fields in cse_reg_info structure.
493 (new_basic_block): Similarly.
495 Thu Oct 14 23:51:56 1999 Richard Henderson <rth@cygnus.com>
497 * genrecog.c (message_with_line): Prototype.
498 (validate_pattern): Pass along the set for the dest, not a flag.
499 Fix non-lvalue message. Don't warn for VOIDmode SET_DEST of CALL.
500 Check for PC/CC0 as sources.
501 (nodes_identical): Check for children position match before
502 allowing the combination.
504 * rtl.c (read_rtx): Track line number across \\\n.
506 Thu Oct 14 23:50:25 1999 Richard Henderson <rth@cygnus.com>
508 * mips.h (SPECIAL_MODE_PREDICATES): New.
509 * mips.md (*) Use nonimmediate_operand not general_operand for outputs.
510 (movdi+1, movsi+1): Add output reload constraint.
511 (casesi_internal): Likewise. Fix commentary.
512 (return_internal): Use pmode_register_operand.
514 Thu Oct 14 23:19:34 1999 Richard Henderson <rth@cygnus.com>
516 * 1750a.md (movstrqi): Add missing output reload constraint.
517 (call_value): Likewise.
518 * a29k.md (cpxxx patterns): Add missing match_operator mode.
519 (jmpfdec): Add missing inout reload constraint.
520 * elxsi.md (addsi patterns): Add missing output reload constraint.
521 (move from sp): Use @ alternates.
522 (call_value): No constraint on output.
523 * fr30.md (movsi_pop): Add missing output reload constraint.
524 (movsf_constant_store): Likewise.
525 (splits): Remove constraints.
526 (subsi3): Add missing mode.
527 * i370.md (cmpstrsi+1): Add missing output reload constraint.
528 (call_value): Likewise.
529 * i960.md (cmpinc/cmpdec patterns): Add inout reload constraints.
530 * m32r.h (PREDICATE_CODES): Add seth_add3_operand.
531 * m32r.md (movsicc_internal): Add output reload constraint.
532 (movstrsi_internal): Add inout reload constraints.
533 * m88k.h (reg_names): Don't declare.
534 (SPECIAL_MODE_PREDICATES): New.
535 * m88k.md (*): Use register_operand not reg_or_0_operand
537 * mn10200.h (PREDICATE_CODES): New.
538 * ns32k.md (ffs pattern): Add output reload constraint.
539 * pdp11.md (sob pattern): Add inout reload constraint.
540 * sh.md (splits): Remove constraints.
541 (indirect_jump_scratch, fpu_switch): Add output reload constraint.
542 * v850.md (pattern_is_ok_for_epilogue): Likewise.
543 * vax.md (jgequ pattern): Add inout reload constraint.
545 Fri Oct 15 00:05:00 1999 Jeffrey A Law (law@cygnus.com)
547 * configure.in (djgpp): Revert previous patch.
549 * config/i386/djgpp.h: Revert previous patch.
551 Fri Oct 15 00:00:24 1999 Loren J. Rittle <ljrittle@acm.org>
553 * fixinc/inclhack.def: Restore patch lost during last merge of
554 "no_bogosity" branch.
555 * fixinc/inclhack.sh, fixinc/fixincl.x: Rebuilt.
557 Thu Oct 14 23:57:56 1999 Gavin Romig-Koch <gavin@cygnus.com>
559 * fixincludes: Add a HPUX 11 fix for inttypes.h.
560 * fixinc/inclhack.def: Same.
561 * fixinc/inclhack.sh, fixinc/fixincl.sh, fixinc/fixincl.x: Regenerate.
563 Thu Oct 14 22:51:55 1999 Richard Henderson <rth@cygnus.com>
565 * alpha.h (GO_IF_LEGITIMATE_SIMPLE_ADDRESS): Accept ADDRESSOF
566 as the base of a PLUS.
568 Fri Oct 15 18:36:07 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
570 * config/c4x/c4x.md: Define mode for remaining unspec operators.
571 * config/c4x/c4x.c (dst_operand): Use nonimmediate_operand.
573 Thu Oct 14 22:14:23 1999 Richard Henderson <rth@cygnus.com>
575 * pa.md (post_stw+1): Use pmode_register_operand.
576 (dcacheflush, icacheflush): Likewise.
578 * i386.md (movstricthi_1): Allow r/r.
580 Thu Oct 14 19:44:08 1999 Jan Hubicka <hubicka@freesoft.cz>
582 * fold-const.c (fold): Convert (or (not arg0) (not arg1))
583 to (not (and (arg0) (arg1))). Similary for and.
585 * fold-const.c (fold): Move bit_rotate code to the EXPR_PLUS case,
586 falltrought to assocate code.
587 Convert XOR to OR in code like (a&c1)^(a&c2) where c1 and c2 don't have
590 * combine.c (simplify_logical): Convert XOR to IOR if operands have
591 no bits in common; remove XOR to ROTATE conversion.
593 Fri Oct 15 17:40:11 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
595 * config/c4x/c4x.h (c4x_va_start, c4x_va_arg): Declare.
597 Fri Oct 15 17:27:17 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
599 * config/c4x/c4x.c (dst_operand): New.
600 (PREDICATE_CODES): Update.
601 * config/c4x/c4x.h (dst_operand): Declare it.
602 * config/c4x/c4x.md: Define mode for each unspec usage.
603 (move patterns): Use dst_operand predicate instead of src_operand.
604 (movqi_update, movqf_update): Delete.
606 Thu Oct 14 18:48:54 1999 Richard Henderson <rth@cygnus.com>
608 * recog.c (pmode_register_operand): New.
609 * recog.h: Declare it.
610 * genrecog.c (pred_codes): Likewise.
611 (special_mode_pred_table): Likewise.
612 (validate_pattern): Don't warn no mode for address_operand.
614 * print-rtl.c (print_rtx) [LABEL_REF]: Only do full subexpression
615 if the operand is not insn-like.
617 Thu Oct 14 19:38:42 1999 Jeffrey A Law (law@cygnus.com)
618 Sylvian Pion <Sylvain.Pion@sophia.inria.fr>
620 * fold-const.c (fold): Handle more simplifications allowed by IEEE.
622 Thu Oct 14 17:30:14 1999 Richard Henderson <rth@cygnus.com>
624 * sparc.md (*): Use {nonimmediate,register}_operand as appropriate
625 instead of general_operand in a SET_DEST. Use const_double_operand
626 instead of an explicit test against CONST_DOUBLE.
627 (movsf_const_lo): Add missing register mode.
628 (goto_handler_and_restore): Add auxiliary test for Pmode.
629 (flush): Adjust to use address_operand.
630 (return_sf_no_fpu): Add missing output constraint.
632 Thu Oct 14 17:21:26 1999 Richard Henderson <rth@cygnus.com>
634 * rs6000.md (call_value_indirect_aix32): Use wildcard match_operand
635 for call return value.
636 (call_value_indirect_aix64, call_value_indirect_nt): Likewise.
638 Thu Oct 14 13:54:25 1999 Jason Merrill <jason@yorick.cygnus.com>
640 * toplev.c (main): Only warn about options for other languages.
641 * collect2.c (main): Pass -w to sub-gcc.
643 Thu Oct 14 16:27:50 1999 Richard Henderson <rth@cygnus.com>
645 * flow.c (propagate_block): Add call-clobbered registers to
648 * flow.c (propagate_block): Use free_EXPR_LIST_list instead of
649 zapping mem_set_list.
650 (invalidate_mems_from_autoinc): Use free_EXPR_LIST_node.
651 (mark_set_1, mark_used_regs): Likewise.
653 Thu Oct 14 10:51:49 1999 Richard Henderson <rth@cygnus.com>
655 * m68k.md (zero_extendsidi2): Add missing output reload constraint.
657 Wed Oct 13 00:09:18 1999 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
659 * invoke.texi: Label -Wbad-function-cast, -Wmissing-prototypes,
660 -Wnested-externs, -Wstrict-prototypes, and -Wtraditional as C only
661 options. Also add a new item "C-only Warning Options" to the
664 1999-10-14 Gavin Romig-Koch <gavin@cygnus.com>
666 * libgcc2.c (__do_global_dtors): Protect __deregister_frame_info
669 Thu Oct 14 04:54:54 1999 Richard Henderson <rth@cygnus.com>
671 * i386.md (call value patterns): Move to the end of the file.
672 (prologue_set_got, prologue_get_pc): Use register_operand for op 0.
674 1999-10-14 Mark Elbrecht <snowball3@bigfoot.com>
676 * configure.in (djgpp configuration): Define extra_objects..
677 * configure: Rebuilt.
678 * config/i386/djgpp.h (CTORS_SECTION_ASM_OP): Define.
679 (DTORS_SECTION_ASM_OP): Define.
680 (INIT_SECTION_ASM_OP): Define.
681 (FINI_SECTION_ASM_OP): Define.
682 (DATA_SECTION_ASM_OP): Define.
683 (TEXT_SECTION_ASM_OP): Define.
684 (EH_FRAME_SECTION_ASM_OP): Define.
685 (LINK_COMMAND_SPEC): Remove -Tdjgpp.djl.
686 (STARTFILE_SPEC): Add crtbegin.o.
687 (ENDFILE_SPEC): Define and add crtend.o. Move argument -Tdjgpp.djl
688 to here from LINK_COMMAND_SPEC.
689 (DO_GLOBAL_CTORS_BODY): Define.
690 (CRTSTUFF_USE_FINI_SECTION): Define
691 (HAS_INIT_SECTION): Delete.
693 Thu Oct 14 05:08:14 1999 Andreas Schwab <schwab@suse.de>
695 * Makefile.in (all.cross): Depend on xcpp$(exeext).
697 Thu Oct 14 04:00:40 1999 Richard Henderson <rth@cygnus.com>
699 * pa.h (PREDICATE_CODES): New.
701 * genrecog.c (validate_pattern): Condense the destination
704 Thu Oct 14 03:23:08 1999 Richard Henderson <rth@cygnus.com>
706 * alpha.md (call-1): Supply missing mode for operator.
707 (*): Add missing output reload constraints. Remove constraints
710 * i386.h (SPECIAL_MODE_PREDICATES): New.
711 * i386.md (movstricthi_1): Use nonimmediate_operand for op 0.
712 (movqi_1, movdi_1, movdi_2, some splits): Likewise.
713 (addsi_lea_3): Add missing mode for op 3.
714 (prologue_set_got, prologue_get_pc): Add missing modes.
715 (*) Add missing output reload constraints.
717 Thu Oct 14 03:59:57 1999 Stephane Carrez <stcarrez@worldnet.fr>
719 * stor-layout.c (layout_union): Use HOST_WIDE_INT for const_size;
720 check for member bit-size overflow and use var_size if it occurs.
721 (layout_record): Use bitsize_int() to define the type size in bits.
722 Likewise for computation and assignment to DECL_FIELD_BITPOS.
723 (layout_decl): Likewise when assigning to DECL_SIZE.
725 Thu Oct 14 02:57:05 1999 Richard Henderson <rth@cygnus.com>
727 * genrecog.c (validate_pattern): Typo last change. Verify
728 that output operands have output reloads.
730 Thu Oct 14 01:49:54 1999 Richard Henderson <rth@cygnus.com>
732 * genrecog.c (special_mode_pred_table): New.
733 (NUM_SPECIAL_MODE_PREDS): New.
735 (validate_pattern): New argument `insn'. Warn for assignment to
736 any predicate accepting non-lvalues. Conditionaly warn for
737 match_operand without a mode. Try much harder to match source
738 and destination modes on a set.
739 * tm.texi (SPECIAL_MODE_PREDICATES): Document.
741 Thu Oct 14 02:54:13 1999 Jeffrey A Law (law@cygnus.com)
743 * fold-const.c (fold): Detect rotates built from BIT_XOR_EXPRs.
745 Thu Oct 14 02:18:19 1999 Marc Espie <espie@cvs.openbsd.org>
747 * combine.c (simplify_logical): Recognize xor pattern that encodes
750 Wed Oct 13 23:23:45 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
752 * rs6000.c (expand_block_move): Use INTVAL, not XINT to access
755 Wed Oct 13 21:47:18 1999 Richard Henderson <rth@cygnus.com>
757 * ggc-page.c (MAP_FAILED): Provide default.
759 Wed Oct 13 21:41:59 1999 Richard Henderson <rth@cygnus.com>
761 * sparc.c (symbolic_operand): Verify mode; don't accept CONST_DOUBLE.
762 * sparc.h (PREDICATE_CODES): Update.
764 Wed Oct 13 21:18:17 1999 Richard Henderson <rth@cygnus.com>
766 * alpha.c (some_ni_operand): New.
767 * alpha-protos.h: Declare it.
768 * alpha.h (PREDICATE_CODES): Update.
769 * alpha.md (sXaddq reload insns): Use some_ni_operand
770 for SET_DEST instead of some_operand.
772 Wed Oct 13 21:04:45 1999 Richard Henderson <rth@cygnus.com>
773 Jim Wilson <wilson@cygnus.com>
775 * genrecog.c (maybe_both_true_2): Don't compare modes of
777 (process_tree): Elide peephole2_insns. Invoke simplify_tests
778 after find_afterward.
779 (debug_decision_1): Dump next and afterward codes.
781 Wed Oct 13 20:35:16 1999 Richard Henderson <rth@cygnus.com>
783 * rtl.c (dump_and_abort): Remove.
784 (fatal_with_file_and_line): New.
785 (fatal_expected_char): New.
786 (read_rtx_lineno, read_rtx_filename): New.
787 (read_skip_spaces): Track line number.
788 (read_name): Use fatal_with_file_and_line.
789 (read_rtx): Use fatal_expected_char. Track line number.
790 * rtl.h (read_rtx_filename, read_rtx_lineno): Declare.
792 * print-rtl.c (print_rtx): Don't special case LABEL_REF argument
793 if it isn't a CODE_LABEL.
795 * genattr.c (main): Set read_rtx_filename.
796 * genattrtab.c (main): Likewise.
797 * gencodes.c (main): Likewise.
798 * genconfig.c (main): Likewise.
799 * genemit.c (main): Likewise.
800 * genextract.c (main): Likewise.
801 * genflags.c (main): Likewise.
802 * genopinit.c (main): Likewise.
803 * genoutput.c (main): Likewise.
804 * genpeep.c (main): Likewise.
806 * genrecog.c (decision_test.u.insn): Add `lineno'.
807 (pattern_lineno, error_count): New variables.
808 (message_with_line): New.
809 (add_to_sequence): Break out checking code to ...
810 (validate_pattern): ... here. Detect SET_DEST matching CONST_INT.
811 (merge_insn): Use message_with_line.
812 (make_insn_sequence): Use validate_pattern. Record insn lineno.
813 (main): Set read_rtx_filename, pattern_lineno. Exit early on error.
815 Wed Oct 13 22:01:35 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
817 * expr.c (store_constructor): Clear union if constructor is empty.
819 Wed Oct 13 15:19:04 1999 Jim Wilson <wilson@cygnus.com>
821 * config/rs6000/sysv4.h (CC1_SPEC): Fix errors from Jan 19 change.
822 Add !endian checks. Change %{...} to %(...).
824 Wed Oct 13 13:30:34 1999 Richard Henderson <rth@cygnus.com>
826 * i386.md (*addsi3_cc): Renamed from addcsi3.
827 (*addsi3_carry): Renamed from addxsi3.
828 (*subsi3_cc): Renamed from subcsi3.
829 (*subsi3_carry): Renamed from subxsi3.
830 (*xorqi_cc_1): Renamed from xorcqi_1.
831 (xorqi_cc_ext_1): Renamed from xorcqi_ext_1.
832 * i386.c (ix86_expand_fp_compare): Update for xorqi_cc_ext_1.
834 Wed Oct 13 13:10:46 1999 Richard Henderson <rth@cygnus.com>
836 * Makefile.in (ggc-common.o): Depend on RTL_H not RTL_BASE_H.
837 (ggc-simple.o, ggc-page.o, ggc-none.o, ggc-callbacks.o): Likewise.
839 1999-10-13 Brendan Kehoe <brendan@cygnus.com>
841 * regmove.c (optimize_reg_copy_3): Make sure P is non-nil as we
842 climb up the chain of insns.
844 Wed Oct 13 10:20:58 1999 Richard Henderson <rth@cygnus.com>
846 * genrecog.c (write_subroutine): Careful for null trees.
847 (process_tree): Don't elide empty functions.
849 Wed Oct 13 10:07:54 1999 Richard Henderson <rth@cygnus.com>
851 * Makefile.in (genrtl.o): Depend on ggc.h.
852 * configure.in (valloc): Probe for it.
853 (with-gc): Use ggc-page if valloc present.
854 * ggc-common.c (ggc_mark_rtx_children): Use ggc_mark_if_gcable.
855 (ggc_mark_rtvec_children): New from corpse of ggc_mark_rtvec.
856 (ggc_alloc_string): Moved from ggc-page.c.
857 * ggc-none.c (ggc_alloc_obj): New.
858 (ggc_alloc_rtx, ggc_alloc_rtvec): Remove.
859 * ggc-page.c (sys/mman.h): Only include if HAVE_MMAP.
860 (struct globals): Likewise for dev_zero_fd.
861 (init_ggc): Likewise for it's initialization.
862 (ggc_allocated_p): Move careful dereference from ...
863 (ggc_lookup_page_table): ... here. Delete.
864 (lookup_page_table_entry): Don't use ggc_lookup_page_table.
865 (alloc_anon): Use valloc if no mmap.
866 (release_pages): Use free if using valloc.
867 (ggc_alloc_obj): Renamed from alloc_obj.
868 (ggc_set_mark): Renamed from mark_obj.
869 (ggc_mark_if_gcable): Renamed from ggc_mark_string_if_gcable.
870 (ggc_alloc_rtx, ggc_alloc_rtvec): Delete.
871 (ggc_alloc_tree, ggc_alloc_string, ggc_alloc): Delete.
872 (ggc_set_mark_rtx, ggc_set_mark_rtvec): Delete.
873 (ggc_set_mark_tree, ggc_mark_string, ggc_mark): Delete.
874 (ggc_collect): Use fp printing instead of our own rounding.
875 * ggc-simple.c (IS_MARKED, IGNORE_MARK): Delete.
876 (GGC_STRING_MAGIC, GGC_STRING_MAGIC_MARK): Delete.
877 (GGC_ANY_MAGIC, GGC_ANY_MAGIC_MARK): Delete.
878 (struct ggc_rtx, struct ggc_rtvec, struct ggc_tree): Delete.
879 (struct ggc_string, struct ggc_any): Delete.
880 (offsetof): Provide default definition.
881 (GGC_BALANCE, GGC_ALWAYS_COLLECT, GGC_ALWAYS_VERIFY): New.
883 (struct ggc_mem): New, from corpse of ggc_any.
884 (struct ggc_status): Delete.
885 (ggc_chain, ggc_allocated_strings, ggc_strings_used): Delete.
886 (n_rtxs_collected, n_vecs_collected, n_trees_collected): Delete.
887 (n_strings_collected, n_anys_collected): Delete.
888 (ggc_alloc_rtx, ggc_alloc_rtvec, ggc_alloc_tree): Delete.
889 (ggc_alloc_string, ggc_alloc): Delete.
890 (ggc_free_rtx, ggc_free_rtvec, ggc_free_tree): Delete.
891 (ggc_free_string, ggc_free_any): Delete.
892 (ggc_set_mark_rtx, ggc_set_mark_rtvec, ggc_set_mark_tree): Delete.
893 (ggc_compare_addresses, ggc_mark_string): Delete.
894 (ggc_mark_string_if_gcable, ggc_mark): Delete.
895 (search_data): Delete.
896 (struct globals): New.
897 (GGC_MIN_EXPAND_FOR_GC, GGC_MIN_LAST_ALLOCATED): New.
898 (tree_insert, tree_lookup): New.
899 (ggc_alloc_obj, ggc_set_mark, ggc_mark_if_gcable): New.
900 (clear_marks, sweep_objs): New.
901 (ggc_collect): Gut. Use clear_marks, sweep_objs.
902 (init_ggc): Set allocated_last_gc.
903 (ggc_push_context): Gut. Use G.context.
904 (ggc_pop_context): Likewise.
905 (ggc_pop_context_1): New.
906 (debug_ggc_tree): New.
907 (debug_ggc_balance, tally_leaves): New.
908 * ggc.h (ggc_mark_rtvec, ggc_mark_string, ggc_mark): Remove decl.
909 (ggc_mark_string_if_gcable): Remove decl.
910 (ggc_mark_rtx, ggc_mark_tree): Use ggc_set_mark.
911 (ggc_mark_rtvec_children): New.
912 (ggc_mark_rtvec, ggc_mark_string, ggc_mark): New.
913 (ggc_mark_if_gcable): New decl.
914 (ggc_alloc_rtx, ggc_alloc_rtvec): Remove decl.
915 (ggc_alloc_tree, ggc_alloc): Likewise.
916 (ggc_set_mark_rtx, ggc_set_mark_rtvec, ggc_set_mark_tree): Likewise.
917 (ggc_alloc_obj): New decl.
918 (ggc_alloc_rtx, ggc_alloc_rtvec): New macros.
919 (ggc_alloc_tree, ggc_alloc): Likewise.
920 (ggc_set_mark): New decl.
921 * rtl.h (struct rtx_def): Remove gc_mark.
922 (struct rtvec_def): Likewise.
923 * tree.h (struct tree_common): Likewise.
925 Wed Oct 13 01:44:29 1999 Carol LePage <carolo@hal.com>
927 * configure.in (sparc-hal-solaris2*): Fix xm_file, xm_defines,
928 float_format and thread_file definitions.
929 * configure: Rebuilt.
931 Wed Oct 13 09:25:03 1999 Niels Möller <nisse@lysator.liu.se>
933 * extend.texi (Function Names): Document types of function names.
935 Wed Oct 13 00:45:04 1999 Bernd Schmidt <bernds@cygnus.co.uk>
937 * reload1.c (reload_reg_free_for_value_p): RELOAD_OTHER reloads with
938 an earlyclobbered output conflict with RELOAD_INPUT reloads.
940 Tue Oct 12 23:28:28 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
942 * sh.h (BOOL_TYPE_SIZE): Don't use INT_TYPE_SIZE / CHAR_TYPE_SIZE.
944 Tue Oct 12 23:19:32 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
946 * sh.h (REGISTER_MOVE_COST): Change PR_REG to PR_REGS.
948 Tue Oct 12 17:09:38 1999 David Edelsohn <edelsohn@gnu.org>
950 * collect2.c (main): Do prelimnary link on AIX if rflag.
952 Tue Oct 12 09:45:19 1999 Jonathan Larmour <jlarmour@cygnus.co.uk>
954 * config/rs6000/eabi-ctors.c (__do_global_ctors): Run through
955 __CTOR_LIST__ in opposite order, which is the correct order for sorted
957 (__do_global_dtors): similarly for __DTOR_LIST__.
959 Fri Oct 8 19:46:03 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
960 Diego Novillo <dnovillo@cygnus.com>
962 * config/sh/sh.h (REGISTER_MOVE_COST): Handle moves from T_REGS to
965 Tue Oct 12 07:38:41 1999 Bruce Korb <autogen@linuxbox.com>
967 * fixincl/*: Merged "no_bogosity" branch
968 * fixincl/fixlib.h: protect against doubly defining t_bool
969 * fixincl/server.h: protect against doubly defining t_bool
971 Mon Oct 11 20:18:41 1999 Jim Wilson <wilson@cygnus.com>
973 * genoutput.c: Include toplev.h.
975 Mon Oct 11 18:56:14 1999 Jim Wilson <wilson@cygnus.com>
977 * config/sparc/liteelf.h (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP):
979 * configure.in (sparclite-*-elf, sparc86x-*-elf): Don't use libgloss.h.
980 * configure: Regenerate.
982 Mon Oct 11 16:07:49 1999 Richard Henderson <rth@cygnus.com>
984 * gcse.c (delete_null_pointer_checks): Returns void.
986 Mon Oct 11 20:31:51 1999 Bernd Schmidt <bernds@cygnus.co.uk>
988 * rtl.c (copy_rtx): Don't use accessor macros to copy fields.
989 * emit-rtl.c (copy_insn_1): Likewise.
991 Mon Oct 11 13:29:06 1999 Geoffrey Keating <geoffk@cygnus.com>
993 * config/mips/mips.c (mips_build_va_list): Correct
994 TREE_CHAIN setting when hard-float.
995 (mips_va_start): Use corrected setting.
996 (mips_va_arg): Likewise. Also pass a tree to build of
997 POSTINCREMENT_EXPR rather than a naked 'int'.
999 Sun Oct 10 18:27:27 1999 Mark Mitchell <mark@codesourcery.com>
1001 * ggc.h (ggc_push_context): Fix comment.
1002 (ggc_pop_context): Likewise.
1003 (mark_string_if_gcable): Likewise.
1004 * ggc-common.c (ggc_mark_rtx_children): Use
1005 ggc_mark_string_if_gcable.
1006 * ggc-page.c (ggc_lookup_page_table): New function.
1007 (ggc_allocated_p): Likewise.
1008 (mark_obj): Fix formatting.
1009 (ggc_mark_string_if_gcable): New function.
1010 * ggc-simple.c (ggc_allocated_strings): New variable.
1011 (ggc_strings_used): Likewise.
1012 (ggc_compare_addresses): New function.
1013 (ggc_pop_context): Pop the `any' memory too.
1014 (ggc_mark_string_if_gcable): New function.
1015 (ggc_collect): Initialize and tear down ggc_allocated_strings.
1017 Sun Oct 10 20:05:21 1999 David Edelsohn <edelsohn@gnu.org>
1019 * rs6000.md (movstrsi_?reg): Use preferred rD/rS = r5 form.
1020 (scc patterns): Disable most SImode variants if TARGET_POWERPC64.
1021 * rs6000.c (expand_block_move): Match movstrsi_?reg register
1024 Sun Oct 10 16:37:01 1999 Richard Henderson <rth@cygnus.com>
1026 * haifa-sched.c (sched_reg_n_calls_crossed): Delete.
1027 (sched_reg_live_length, sched_reg_basic_block): Delete.
1028 (current_block_num, bb_live_regs, old_live_regs): Delete.
1029 (dead_notes, struct sometimes): Delete.
1030 (sched_note_set, birthing_insn_p): Delete.
1031 (adjust_priority): Gut useless reg lifetime code.
1032 (create_reg_dead_note, attach_deaths): Delete.
1033 (attach_deaths_insn, new_sometimes_live): Delete.
1034 (finish_sometimes_live): Delete.
1035 (find_pre_sched_live, find_post_sched_live): Delete.
1036 (update_reg_usage): Delete.
1037 (find_insn_reg_weight): New, from corpse of find_pre_sched_live.
1038 (schedule_insns): Delete reg lifetime code.
1039 (sched_analyze): Use REG_SAVE_NOTE to stuff NOTE_INSN notes away.
1040 (unlink_other_notes): Adjust REG_NOTE commentary.
1041 (reemit_notes): Use REG_SAVE_NOTE.
1042 (schedule_block): Likewise.
1043 (schedule_region): Allocate bitmap of blocks in region. Use
1044 count_or_remove_death_notes. Use update_life_info.
1046 * rtl.h (REG_SAVE_NOTE): New.
1047 * rtl.c (reg_note_name): Update.
1049 Sun Oct 10 16:14:16 1999 Richard Henderson <rth@cygnus.com>
1051 * combine.c (refresh_blocks, need_refresh): New.
1052 (combine_instructions): Allocate refresh_blocks. Invoke
1053 update_life_info if needed.
1054 (distribute_notes): Mark refresh_blocks instead of installing
1056 * flow.c (update_life_info): Remove notes if GLOBAL_RM_NOTES.
1057 * basic_block.h (enum update_life_extent): Add GLOBAL_RM_NOTES.
1059 * Makefile.in (recog.o): Depend on basic-block.h.
1061 Sun Oct 10 12:03:21 1999 Richard Henderson <rth@cygnus.com>
1063 * genrecog.c (add_to_sequence): Thinko last change: delete
1064 shadowing allow_const_int variable.
1066 Sun Oct 10 08:40:00 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1068 * cppinit.c: Use HAVE_GCC_VERSION instead of explicitly testing
1069 __GNUC__ and __GNUC_MINOR__.
1071 * gansidecl.h: Likewise.
1077 * toplev.h: Likewise.
1083 * varray.c: Likewise.
1085 * varray.h: Likewise.
1087 Sun Oct 10 13:28:48 1999 Bernd Schmidt <bernds@cygnus.co.uk>
1089 * loop.c (find_and_verify_loops): When looking for a BARRIER, don't
1090 use one before a jump table.
1092 * rtl.def (ADDRESS): Change documentation to match reality.
1093 * md.texi: Don't document it.
1094 * gmicro.md (load address pattern): Use 'p' constraint, delete use
1097 * emit-rtl.c (copy_insn_1): Make format_ptr a const char *.
1099 Sun Oct 10 02:41:41 1999 Richard Henderson <rth@cygnus.com>
1101 * genrecog.c (add_to_sequence): Move allow_const_int test outside
1102 known predicate block; default allow_const_int true.
1103 (debug_decision_list): New.
1105 Sun Oct 10 00:43:08 1999 Richard Henderson <rth@cygnus.com>
1107 * i386.h (CC1_SPEC): Typo -- use cc1_cpu.
1109 Sat Oct 9 23:26:55 1999 Jeffrey A Law (law@cygnus.com)
1111 * gcse.c (gcse_main): Avoid global optimizations if we have a
1112 large number of basic blocks and the ratio of edges to blocks
1114 (delete_null_pointer_checks): Likewise.
1116 Sat Oct 9 23:16:01 1999 Ken Raeburn <raeburn@mit.edu>
1118 * c-common.c (check_format_info): Warn if format string isn't a
1121 Sat Oct 9 23:04:02 1999 Jonathan Larmour <jlarmour@cygnus.co.uk>
1123 * configure.in (arm*-*-*): Don't let autoconf remove brackets
1124 * configure: regenerate
1126 Sat Oct 9 13:15:53 1999 Richard Henderson <rth@cygnus.com>
1128 * alpha.md (extendsidi2): Turn into a splitter. Allow f/f.
1129 If TARGET_FIX, allow r/f. Remove cvtlq unspec pattern.
1130 (peepholes): Re-enable.
1132 Sat Oct 9 12:18:16 1999 Richard Henderson <rth@cygnus.com>
1134 * Makefile.in (flow.o): Depend on TREE_H.
1135 * basic-block.h (REG_SET_EQUAL_P): New.
1138 (free_regset_vector): Remove declaration.
1139 (flow_delete_insn_chain): Declare.
1140 (enum update_life_extent): New.
1141 (update_life_info, count_or_remove_death_notes): Declare.
1142 * combine.c (distribute_notes) [REG_DEAD]: Stop search at bb->head.
1143 Verify register live at bb->global_live_at_start before adding USE.
1144 * flow.c (HAVE_epilogue, HAVE_prologue): Provide default.
1145 (CLEAN_ALLOCA): New.
1147 (PROP_*): New flags.
1148 (find_basic_blocks_1): Use alloc_EXPR_LIST.
1149 (clear_edges): Zero n_edges.
1150 (make_edge): Increment n_edges.
1151 (split_edge): Don't allocate bb->local_set. Increment n_edges.
1152 (flow_delete_insn_chain): Export.
1153 (delete_block): Decrement n_edges.
1154 (merge_blocks_nomove): Likewise.
1155 (life_analysis): Give life_analysis_1 PROP flags.
1156 (verify_wide_reg_1, verify_wide_reg): New.
1157 (verify_local_live_at_start): New.
1158 (update_life_info): Rewrite to call into propogate_block.
1160 (mark_regs_live_at_end): After reload, if epilogue as rtl,
1161 always mark stack pointer. Conditionally mark PIC register.
1162 After reload, mark call-saved registers, return regsiters.
1163 (life_analysis_1): Accept PROP flags not remove_dead_code.
1164 Call mark_regs_live_at_end before zeroing regs_ever_live.
1165 Use calculate_global_regs_live. Copy global_live_at_end before
1166 calling final propagate_block. Zero reg_next_use on exit.
1167 (calculate_global_regs_live): New.
1168 (allocate_bb_life_data): Don't allocate bb->local_set.
1169 (init_regset_vector, free_regset_vector): Remove.
1170 (propagate_block): Accept FLAGS not FINAL or REMOVE_DEAD_CODE.
1171 Test flags before every operation. Warn if prologue/epilogue insn
1172 would have been deleted.
1173 (mark_set_regs, mark_set_1): Accept and use FLAGS.
1174 Use alloc_EXPR_LIST.
1175 (mark_used_regs): Accept and use FLAGS, not FINAL.
1176 Remove special handling for RETURN.
1177 (try_pre_increment): Use alloc_EXPR_LIST.
1178 (dump_flow_info): Dump n_edges.
1179 (unlink_insn_chain, split_hard_reg_notes): Remove.
1180 (maybe_add_dead_note, maybe_add_dead_note_use): Remove.
1181 (find_insn_with_note, new_insn_dead_notes): Remove.
1182 (update_n_sets, sets_reg_or_subreg_1, sets_reg_or_subreg): Remove.
1183 (maybe_remove_dead_notes, prepend_reg_notes): Remove.
1184 (replace_insns): Remove.
1185 (count_or_remove_death_notes): New.
1186 (verify_flow_info): Abort on error after all checks.
1187 (remove_edge): Decrement n_edges.
1188 (remove_fake_edges): Tweek format.
1189 * haifa-sched.c (schedule_insns): Use split_all_insns.
1190 * output.h (update_life_info): Remove declaration.
1191 * recog.c (split_all_insns): From the corpse of split_block_insns,
1192 do the whole function block by block. Use update_life_info.
1193 (recog_last_allowed_insn): New.
1194 (recog_next_insn): Mind it.
1195 (peephole2_optimize): Set it. Walk backwards through blocks.
1196 Use update_life_info.
1197 * rtl.h (update_flow_info, replace_insns): Remove declarations.
1198 (split_all_insns): Declare.
1199 * toplev.c (rest_of_compilation): Thread prologue before flow2.
1200 Use split_all_insns.
1202 * i386.md (or -1 peep2s): Disable.
1204 Fri Oct 8 17:49:08 1999 Richard Henderson <rth@cygnus.com>
1206 * config/mips/mips.md (movstrsi+[123]) : Combine these into
1207 a single pattern. Scrap the 'd' versions as unnecessary.
1209 * config/mips/mips.md (tablejump_internal3,tablejump_mips161,
1210 tablejump_mips162,tablejump_internal4): The operands to a
1211 label_ref must be VOIDmode.
1213 Fri Oct 8 16:12:42 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1215 * configure.in (c-mbchar): Append, don't overwrite, `extra_c_flags'.
1217 Fri Oct 8 11:58:34 1999 Richard Henderson <rth@cygnus.com>
1219 * mips.c (mips_va_arg) [EABI]: Return addr_rtx.
1221 Fri Oct 8 11:58:34 1999 Richard Henderson <rth@cygnus.com>
1223 * lists.c (init_EXPR_INSN_LIST_cache): Don't need to zap the
1224 cache every function if ggc_p.
1226 Fri Oct 8 18:46:11 1999 Bernd Schmidt <bernds@cygnus.co.uk>
1228 * jump.c (duplicate_loop_exit_test): Use copy_insn/copy_insn_1
1229 instead of copy_rtx. Accept sequences that contain asm statements.
1230 * emit-rtl.c (copy_insn_1, copy_insn): New functions.
1231 (copy_insn_scratch_in, copy_insn_scratch_out, copy_insn_n_scratches,
1232 orig_asm_operands_vector, copy_asm_operands_vector,
1233 orig_asm_constraints_vecotr, copy_asm_constraints_vector): New static
1235 * rtl.h (copy_insn, copy_insn_1): Declare.
1237 Fri Oct 8 13:08:12 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1239 * Makefile.in (insn-recog.o): Depend on hard-reg-set.h and resource.h.
1241 * alpha.h (ASM_OUTPUT_MI_THUNK): Pass the correct number of
1242 arguments to `current_file_function_operand'.
1244 * genrecog.c: Include hard-reg-set.h and resource.h in the
1245 generated output file.
1247 * real.c: Include tm_p.h.
1249 Fri Oct 8 18:46:11 1999 Bernd Schmidt <bernds@cygnus.co.uk>
1251 * i386.md (prologue_allocate_stack): Add '=' constraint letter on
1254 Thu Oct 7 23:06:50 1999 Richard Henderson <rth@cygnus.com>
1256 * rs6000.md (fix_truncdfsi2_internal+1): Emit a clobber
1257 before the fctiwz insn.
1259 Thu Oct 7 22:53:00 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
1260 Mark Mitchell <mark@codesourcery.com>
1262 * tree.c (make_lang_type_fn): New funtion pointer.
1263 (make_lang_type): Call it.
1264 * tree.h (make_lang_type): Declare.
1265 (make_lang_type_fn): Likewise.
1266 * rs6000.c (rs6000_build_va_list): Use make_lang_type.
1268 Thu Oct 7 00:36:17 1999 Diego Novillo <dnovillo@cygnus.com>
1270 * config/rs6000/rs6000.c (secondary_reload_class): For TARGET_ELF
1271 make sure that HIGH instructions are copied into BASE_REGS.
1273 Thu Oct 7 17:02:34 1999 Jason Merrill <jason@yorick.cygnus.com>
1275 * expr.c (expand_expr, TARGET_EXPR): Set TREE_USED sooner.
1277 Thu Oct 7 17:01:58 1999 Greg McGary <gkm@gnu.org>
1279 * c-decl.c (finish_struct): Use simpler method of
1280 removing elements of a singly-linked list.
1282 Thu Oct 7 15:23:28 1999 Michael Meissner <meissner@cygnus.com>
1284 * alpha.md (peephole2's): Comment out peephole2's that generate
1287 Thu Oct 7 12:00:53 1999 Richard Henderson <rth@cygnus.com>
1289 * genrecog.c (add_to_sequence): Disable mode check for
1292 Thu Oct 7 20:14:16 1999 Bernd Schmidt <bernds@cygnus.co.uk>
1294 * ggc-simple.c (init_ggc): Set empty_string.
1296 Thu Oct 7 01:13:15 1999 Richard Henderson <rth@cygnus.com>
1298 * configure.in: Detect mmap. Add --with-gc=foo to select
1299 garbage collector; default to page if mmap available.
1300 * Makefile.in (GGC): Substitute.
1302 Wed Oct 6 23:56:30 1999 Richard Henderson <rth@cygnus.com>
1304 * c-decl.c (ggc_p): Enable.
1306 Wed Oct 6 17:17:08 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1308 * flow.c (verify_flow_info): Make it extern & unconditionally define.
1310 1999-10-06 Brendan Kehoe <brendan@cygnus.com>
1312 * sparc/sp86x-elf.h (SUBTARGET_SWITCHES): Add missing doc
1313 string for little-endian-data.
1315 Wed Oct 6 16:10:35 1999 Michael Meissner <meissner@cygnus.com>
1317 * varray.h (VARRAY_CHECK): Fix up appropriate revision check, in
1318 case somebody tries to compile --enable-checking code with gcc
1321 Wed Oct 6 12:22:50 1999 Richard Henderson <rth@cygnus.com>
1323 * genrecog.c (add_to_sequence): Verify operand to label_ref is
1326 Wed Oct 6 10:21:15 1999 Richard Henderson <rth@cygnus.com>
1328 * genconfig.c (main): Disable HAVE_conditional_arithmetic.
1329 * jump.c (jump_optimize_1): Document why.
1331 Wed Oct 6 10:41:56 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1333 * collect2.c (scan_prog_file, scan_libraries): Prototype function
1334 pointers and casts for `int_handler' and `quit_handler'.
1336 * flow.c (verify_flow_info, split_hard_reg_notes,
1337 find_insn_with_note, sets_reg_or_subreg_1, prepend_reg_notes,
1338 remove_edge, remove_fake_successors): Add static prototypes.
1339 (verify_flow_info): Wrap with macro ENABLE_CHECKING.
1340 (mark_set_1): Initialize variable `regno'.
1341 (unlink_insn_chain): Likewise for variable `curr'.
1342 (remove_fake_edges): Remove unused variables `e', `tmp' and `last'.
1344 * loop.c (strength_reduce): Initialize variable
1345 `unrolled_insn_copies'.
1346 (cmp_combine_givs_stats, cmp_recombine_givs_stats): Add static
1347 prototypes. Change these functions to take const PTR parameters
1348 to avoid prototype conflict when used as the comparson argument
1350 (check_dbra_loop): Initialize variable `comparison_val'.
1352 * reload.c (debug_reload_to_stream, debug_reload): Add prototypes.
1353 (get_secondary_mem): Mark parameter `x' with ATTRIBUTE_UNUSED.
1354 (find_valid_class): Initialize variable `best_class'.
1355 (find_reloads): Call memcpy, not bcopy.
1357 * reload1.c (gen_mode_int, dump_needs): Add prototypes.
1358 (hard_reg_use_compare): Don't needlessly cast away const.
1359 (reload_reg_class_lower): Likewise.
1360 (choose_reload_regs): Initialize variable `regno'.
1362 Tue Oct 5 16:34:12 1999 Paul Burchard <burchard@pobox.com>
1364 * ggc-page.c (GGC_ALWAYS_COLLECT): Fix typo when undef'ing.
1366 Tue Oct 5 16:14:40 1999 Michael Meissner <meissner@cygnus.com>
1368 * libgcc1-test.c (toplevel): Include stddef.h to get size_t.
1369 ({,d}discard): Add forward declarations. Declare parameter as
1371 (main_without_main): Explicitly declare return type to be int.
1372 (memcpy): Properly declare.
1374 * libgcc2.c (toplevel): If inhibit_libc is defined and not
1375 building the trampoline support, declare malloc, free, and
1377 (__clear_cache): Mark arguments as potentially unused.
1379 * frame.c (toplevel): If inhibit_libc is defined, declare
1382 Tue Oct 5 12:00:32 1999 Richard Henderson <rth@cygnus.com>
1384 * flow.c (make_edge): Accept an optional 2D bitmap in which
1385 to cache edge existence. Update all callers.
1386 (make_label_edge, make_eh_edge): Pass through the edge cache.
1387 (make_edges): Provide the cache.
1389 Tue Oct 5 12:16:49 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1391 * mbchar.c (literal_codeset, local_mbtowc, local_mblen): Constify
1393 (local_mbtowc): Change the type of variable `i' from int to size_t.
1395 * mbchar.h (ISSJIS1, ISSJIS2): Use parens around && within ||.
1396 (local_mbtowc, local_mblen, literal_codeset): Constify a char*.
1398 Tue Oct 5 11:34:52 1999 Michael Meissner <meissner@cygnus.com>
1400 * ggc-common.c (toplevel): Reorder includes, so that ggc.h comes
1401 after other includes that define the appropriate types. Include
1402 tm_p.h for getting user prototypes.
1403 * ggc-callbacks.c (toplevel): Ditto.
1404 * ggc-none.c (toplevel): Ditto.
1405 * gcc-page.c (toplevel): Ditto.
1406 * ggc-simple.c (toplevel): Ditto.
1408 Mon Oct 4 16:48:16 1999 Diego Novillo <dnovillo@cygnus.com>
1409 Jonathan Larmour <jlarmour@cygnus.co.uk>
1411 * config/mips/mips.c (mips_move_2words): Split doubles if
1412 ISA >= 3, !TARGET_64BIT, and destination is not an FP register.
1414 Mon Oct 4 21:47:31 1999 Richard Henderson <rth@cygnus.com>
1416 * genrecog.c (struct decision_test): New.
1417 (struct decision): Remove test-related members, sort the rest by size.
1418 (IS_SPLIT): Simplify.
1419 (new_decision, new_decision_test): New.
1420 (add_to_sequence): Use them. No special handling for args of
1422 (maybe_both_true): Renamed from not_both_true; return sense changed.
1423 (maybe_both_true_1, maybe_both_true_2): New. Broken out
1424 of maybe_both_true and adjusted for decision_test.
1425 (position_merit): Remove.
1426 (nodes_identical, nodes_identical_1): New, broken out of merge_trees.
1427 (merge_accept_insn): New, broken out of merge_trees.
1428 (merge_trees): Use them. No special case for c_test; no node
1429 splitting; use test type instead of position_merit.
1430 (factor_tests): New.
1431 (simplify_tests): New.
1432 (break_out_subroutines): Don't write code now.
1433 (find_afterward): New.
1434 (write_afterward, write_switch, write_cond): New.
1435 (write_action, is_unconditional): New.
1436 (write_node): New. Use them.
1437 (write_tree_1): Rewrite. Use the new functions above.
1438 (write_tree): Remove afterward processing.
1439 (write_subroutine): Simplify function variant emission.
1440 (write_subroutines): New.
1441 (same_codes, clear_codes): Remove.
1442 (same_modes, clear_modes): Remove.
1443 (write_header): New, broken out of main.
1444 (make_insn_sequence): Use new_decision and new_decision_test.
1445 (process_tree): New, broken out of main.
1446 (main): Adjust for merge_trees interface change.
1447 Don't #define operands in the output file.
1448 (record_insn_name): New, broken out of make_insn_sequence.
1449 (debug_decision_2, debug_decision_1, debug_decision_0): New.
1450 (debug_decision): New.
1452 1999-10-04 21:58 -0700 Zack Weinberg <zack@bitmover.com>
1454 * resource.c (find_free_register): Mark class_str argument const.
1455 * resource.h: Update prototype to match.
1457 * i386.h (PREDICATE_CODES): Add entry for long_memory_operand.
1458 * i386.md: Give all anonymous insns names.
1460 Mon Oct 4 21:12:02 1999 Jeffrey A Law (law@cygnus.com)
1462 * flow.c (merge_blocks): Avoid assing BASIC_BLOCK for non-existent
1465 Mon Oct 4 21:01:39 1999 Richard Henderson <rth@cygnus.com>
1467 * toplev.c (dbr_sched_time): Unconditional.
1468 (peephole2_time): New.
1469 (compile_file): Add pass numbers to all of the dump file suffixes.
1470 Dump peephole2_time. Don't dump times for non-applicable passes.
1471 (rest_of_compilation): Add pass numbers to dump file suffixes.
1472 Conditionalize calls to the scheduler.
1473 * invoke.texi: Update.
1475 Mon Oct 4 20:25:13 1999 Anthony Green <green@cygnus.com>
1477 * flow.c (make_edges): Fix insn iteration.
1478 (find_basic_blocks): Assign NULL_RTX, not 0, to rtx.
1479 (find_basic_blocks_1): Fix spelling mistake.
1481 Mon Oct 4 16:56:11 1999 Richard Henderson <rth@cygnus.com>
1483 * tree.c (build1): Set TREE_SIDE_EFFECTS for expressions that
1484 always have side-effects. Use memset not bzero.
1485 (make_node): Likewise.
1487 Mon Oct 4 16:22:20 1999 Mark Mitchell <mark@codesourcery.com>
1489 * stmt.c (expand_anon_union_decl): When any of the elements of the
1490 union is addressable, so is the entire union.
1492 Mon Oct 4 11:38:33 1999 Richard Henderson <rth@cygnus.com>
1494 * sbitmap.c (sbitmap_ones): Don't set too many bits.
1496 * bitmap.h (enum bitmap_bits): Add BITMAP_XOR.
1497 * bitmap.c (bitmap_operation): Return true iff TO changed.
1498 (bitmap_equal_p): New.
1499 (bitmap_bit_p): Tidy arithmetic.
1500 (debug_bitmap_file): Likewise.
1502 Mon Oct 4 11:28:37 1999 Richard Henderson <rth@cygnus.com>
1504 * toplev.c (rest_of_compilation): Turn on cse_not_expected
1505 before cse2 instead of after.
1507 Mon Oct 4 09:55:17 1999 Stan Cox <scox@cygnus.com>
1509 * mips.h (GO_IF_LEGITIMATE_ADDRESS): Let leasi/liadi handle large
1512 Mon Oct 4 08:54:12 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
1514 * cppinit.c (is_idchar initializer): Loosen tests to accept
1517 Mon Oct 4 02:31:20 1999 Mark Mitchell <mark@codesourcery.com>
1519 * mips.md: Define conditional move patterns for floating point
1520 operands and DI mode conditions.
1522 Mon Oct 4 02:12:41 1999 Mark Mitchell <mark@codesourcery.com>
1524 * tree.c (make_node): Set TREE_SIDE_EFFECTS for expressions that
1525 always have side-effects.
1527 Sun Oct 3 14:14:16 1999 Jeffrey A Law (law@cygnus.com)
1529 * mn10200.c (asm_file_start): Fix typo.
1531 * cppinit.c (is_idchar initializer): Tighten tests for when
1532 to put the table into initialized memory.
1534 * ggc-none.c (ggc_alloc_rtvec): An rtvec is an array of rtx,
1535 not an array of rtunion.
1536 * gcc-page.c (ggc_alloc_rtvec): Similarly.
1537 * gcc-simple (ggc_free_rtvec): Similarly.
1539 * genattrtab.c (simplify_cond): Make TESTS an array of rtxs, instead
1542 * mbchar.h: Add missing #endif.
1544 * t-fr30 (LIB2FUNCS_EXTRA): Remove definition.
1545 (FPBIT, DPBIT): Define.
1547 Sun Oct 3 12:44:05 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1549 * print-tree.c (print_node, indent_to): Remove redundant prototypes.
1551 * profile.c (instrument_arcs, output_gcov_string,
1552 tablejump_entry_p): Add static prototypes.
1553 (output_gcov_string): Constify a char*.
1555 * regmove.c (replacement_quality, fixup_match_2): Add static
1558 * resource.h (reg_dead_p): Add extern prototype.
1560 * rtl.c (trim_filename): Add static prototype.
1562 * scan-decls.c (skip_to_closing_brace): Likewise.
1564 * stmt.c (expand_decl_cleanup_no_eh): Hide definition.
1565 (expand_end_case): Initialize variable `range'.
1566 (emit_case_nodes): Remove unused prototype `rtx_fn'.
1568 * varasm.c (asm_emit_uninitialised): Add static prototype.
1569 (asm_emit_uninitialised, assemble_variable): Mark parameter with
1572 Sun Oct 3 12:24:52 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1574 * cpplib.c (if_directive_nameo): Add static prototype.
1576 * cse.c (cse_insn): Remove unused variable `p'.
1578 * except.c (create_rethrow_ref, push_entry,
1579 receive_exception_label, new_eh_region_entry, find_func_region,
1580 clear_function_eh_region, process_nestinfo): Add static prototypes.
1581 (get_reg_for_handler): Hide definition.
1582 (process_nestinfo): Initialize variable `extra_handlers'.
1584 * expr.h (expand_builtin_longjmp): Add extern prototype.
1586 * final.c (final_addr_vec_align, align_fuzz): Add static prototypes.
1588 * function.c (prepare_function_start): Likewise.
1589 (pop_function_context_from): Mark parameter `context' with
1591 (push_temp_slots_for_block, flush_addressof): Hide definition.
1593 * gcov.c (init_arc, reverse_arcs, create_program_flow_graph,
1594 solve_program_flow_graph, calculate_branch_probs,
1595 function_summary, main, fancy_abort): Add prototypes.
1597 * gen-protos.c (add_hash, parse_fn_proto, main): Likewise.
1598 (add_hash): Constify a char*.
1600 * ggc-common.c (ggc_mark_rtx_ptr, ggc_mark_tree_ptr,
1601 ggc_mark_tree_varray_ptr, ggc_mark_tree_hash_table_ptr,
1602 ggc_mark_string_ptr, ggc_mark_tree_hash_table_entry): Add prototypes.
1604 * integrate.c (expand_inline_function_eh_labelmap): Likewise.
1606 * lists.c (free_list, zap_lists): Likewise.
1608 Sun Oct 3 12:05:28 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1610 * alias.c (nonlocal_reference_p): Add static prototype.
1612 * bitmap.c (bitmap_element_allocate): Prototype args in function
1615 * builtins.c (stabilize_va_list): Add static prototype.
1616 (expand_builtin_va_arg): Constify a char*.
1618 * c-lex.c (getch, put_back, extend_token_buffer_to,
1619 read_line_number, token_getch, token_put_back): Add static
1622 * c-parse.gperf (hash, is_reserved_word): Likewise.
1624 * cccp.c (is_dir_separator): Likewise.
1626 Sat Oct 2 16:07:56 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1628 * graph.h: New file to prototype functions exported by graph.c.
1630 * Makefile.in (graph.o, toplev.o): Depend on graph.h.
1632 * graph.c: Include graph.h.
1634 * toplev.c: Likewise. Remove redundant prototypes.
1636 Sat Oct 2 11:28:33 1999 Krister Walfridsson <cato@df.lth.se>
1638 * invoke.texi: Removed duplicated description for -Q.
1640 Sat Oct 2 11:16:00 1999 Jim Kingdon <http://developer.redhat.com>
1642 * extend.texi: Grammar fix in __extension__ text.
1644 Sat Oct 2 11:06:31 1999 Richard Henderson <rth@cygnus.com>
1646 * md.texi (define_peephole2): New section.
1648 Sat Oct 2 10:57:56 1999 Jan Hubicka <hubicka@freesoft.cz>
1650 * i386.md (mov?i patterns): Fix handling of TARGET_USE_MOV0
1651 (mov $-1 to or peepholer): Enable for pentium when optimizing for
1654 Sat Oct 2 10:55:25 1999 Jan Hubicka <hubicka@freesoft.cz>
1656 * builtins.c (expand_builtin_strlen): Fix best mode searching loop.
1658 Sat Oct 2 10:53:22 1999 Jan Hubicka <hubicka@freesoft.cz>
1660 * i386.md (ffs expander): Emit Pentium friendly code for
1663 Sat Oct 2 02:48:21 1999 Mark P. Mitchell <mark@codesourcery.com>
1665 * tree.c (build): Don't look at TREE_SIDE_EFFECTS or TREE_RAISES
1669 Fri Oct 1 18:01:11 1999 Bernd Schmidt <bernds@cygnus.co.uk>
1671 * i386elf.h (TARGET_DEFAULT): Use symbolic constants.
1673 Fri Oct 1 12:42:53 1999 Andreas Schwab <schwab@suse.de>
1675 * config/m68k/m68k.c (use_return_insn): Return false if the pic
1678 Fri Oct 1 10:56:06 1999 Bernd Schmidt <bernds@cygnus.co.uk>
1680 * md.texi (No Constraints): Delete section.
1681 * Makefile.in (genattrtab.o): Don't depend on "insn-config.h".
1682 * final.c (final_scan_insn): We always have register constraints.
1683 * genattrtab.c: Don't include "insn-config.h".
1684 (write_attr_case): We always have register constraints.
1685 * genconfig.c (register_constraint_flag): Delete.
1686 (walk_insn_part): Don't check whether we have register constraints.
1687 (main): Don't write out "#define REGISTER_CONSTRAINTS".
1688 * genoutput.c (have_constraints): Delete.
1689 (main): Don't set it.
1690 (output_operand_data): We always have constraints.
1691 (scan_operands): Likewise.
1692 (compare_operands): Likewise.
1693 * local-alloc.c (block_alloc): We always have constraints.
1694 (requires_inout): Always compile this function.
1695 * recog.c (extract_insn): We always have constraints.
1696 (constrain_operands, reg_fits_class_p): Always compile these
1698 * recog.h (struct recog_data): Delete non-REGISTER_CONSTRAINTS
1700 (struct insn_operand_data): Likewise.
1701 * regclass.c (regclass): We always have constraints.
1702 (record_reg_classes, copy_cost, record_address_regs,
1703 auto_inc_dec_reg_p): Always compile these functions.
1704 * regmove.c (regmove_optimize): We always have constraints.
1705 * reload.c (find_reloads): Likewise.
1706 * reload1.c (reload): Likewise.
1707 (reload_cse_simplify_operands): Likewise.
1708 * i860.c (output_delay_insn): Likewise.
1710 Thu Sep 30 23:04:41 1999 Mark P. Mitchell <mark@codesourcery.com>
1712 * iris6.h (BUILD_VA_LIST_TYPE): Define.
1714 Thu Sep 30 18:44:50 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
1716 * rs6000.c (rs6000_build_va_list): Create a TYPE_DECL node
1717 for the va_list record.
1719 Thu Sep 30 18:34:54 1999 Jan Hubicka <hubicka@freesoft.cz>
1721 * i386.c (ix86_adjust_cost): Ignore false ebp dependencies in
1724 Thu Sep 30 18:31:36 1999 Jan Hubicka <hubicka@freesoft.cz>
1726 * alias.c: Include insn-flags.h.
1727 * Makefile.in (alias.o): Update.
1729 Thu Sep 30 18:21:30 1999 Jan Hubicka <hubicka@freesoft.cz>
1731 * i386.c (ix86_expand_int_movcc): Convert LEU and GTU comparisons
1732 to LTU and GEU. Handle more cases using sbb.
1734 Thu Sep 30 18:18:39 1999 Jan Hubicka <hubicka@freesoft.cz>
1736 * i386.md (truncatexfdf splitters): Do not use subreg.
1737 (fop XFmode patterns): Fix mode in operand testing.
1739 Thu Sep 30 18:04:13 1999 Richard Henderson <rth@cygnus.com>
1741 * jump.c (jump_optimize_1): Amend last change to test only the
1742 form of the operand, not the insn.
1744 * jump.c (jump_optimize_1) [conditional_move]: Use general_operand
1745 not register_operand to determine when B may need preloading.
1747 Thu Sep 30 17:39:16 1999 Richard Henderson <rth@cygnus.com>
1749 * alpha.md (*): Use nonimmediate not general_operand for SET_DEST.
1750 (ffsdi2, extxl, insxh, mskxh): Add missing DImode to SET_SRC.
1751 (call-value patterns): Move to end of file.
1752 (*): Remove mode from label_ref in (pc) context.
1753 (movstrqi): Use memory not general_operand for BLKmode operands.
1754 (prologue_stack_probe_loop, builtin_longjmp): Add missing mode
1755 to register_operand operands.
1756 (peep2 patterns): Convert from commented-out peephole patterns.
1758 Thu Sep 30 14:39:17 1999 Bernd Schmidt <bernds@cygnus.co.uk>
1760 * tree.h (enum built_in_function): Rename BUILT_IN_DWARF_REG_SIZE
1761 to BUILT_IN_INIT_DWARF_REG_SIZES.
1762 * builtins.c (expand_builtins, case BUILT_IN_INIT_DWARF_REG_SIZES):
1763 Renamed from BUILT_IN_DWARF_REG_SIZE; call
1764 expand_builtin_init_dwarf_reg_sizes.
1765 * c-decl.c (init_decl_processing): Replace __builtin_dwarf_reg_size
1766 with __builtin_init_dwarf_reg_size_table.
1767 * dwarf2out.c (struct reg_size_range): Delete.
1768 (expand_builtin_init_dwarf_reg_sizes): New function.
1769 (expand_builtin_dwarf_reg_size): Delete.
1770 * except.h (expand_builtin_init_dwarf_reg_sizes): Declare.
1771 (expand_builtin_dwarf_reg_size): Don't declare.
1772 * libgcc2.c (dwarf_reg_size_table_initialized): New.
1773 (dwarf_reg_size_table): New.
1774 (init_reg_size_table): New function.
1775 (copy_reg): Use dwarf_reg_size_table.
1776 (eh_context_initialize): Make sure dwarf_reg_size_table is initialized
1779 Thu Sep 30 05:40:34 1999 Richard Earnshaw <rearnsha@arm.com>
1781 * c-lang.c (finish_file case ndef ASM_OUTPUT_{CON,DE}STRUCTOR):
1782 Correctly build argument list to constructor and destructor functions.
1784 Thu Sep 30 00:13:27 1999 Dirk Zoller <duz@rtsffm.com>
1786 * c-tree.h (warn_float_equal): Declare.
1787 * c-decl.c (warn_float_equal): Define.
1788 (c_decode_option): Recognize -W[no-]float-equal.
1789 * c-typeck.c (build_binary_op): Conditionally warn
1790 about equality tests of floating point types.
1791 * toplev.c (documented_lan_options): Add -W[no-]float-equal.
1792 * invoke.texi: Add docs for -Wfloat-equal warning.
1794 Wed Sep 29 23:43:39 1999 Jeffrey A Law (law@cygnus.com)
1796 * h8300.h (INIT_TARGET_OPTABS): Use init_one_optab instead of
1797 generating RTL directly.
1798 * mips.h (INIT_TARGET_OPTABS): Likewise.
1799 * mn10200.h (INIT_TARGET_OPTABS): Likewise.
1801 * expr.h (init_mov_optab): Delete declaration
1803 * h8300.c (WORD_REG_USED): Update to avoid useless register
1804 saves in interrupt functions and functions which never return.
1806 * cse.c (struct set): Delete inner_dest_loc field.
1807 (cse_insn): Remove assignments to inner_dest_loc field.
1809 Wed Sep 29 16:06:20 1999 Richard Henderson <rth@cygnus.com>
1811 * ggc-page.c: Don't include <unistd.h> etc taken care of
1812 by "system.h". Include <sys/mman.h> afterward.
1814 Wed Sep 29 16:05:18 1999 Richard Henderson <rth@cygnus.com>
1816 * rs6000.c (rs6000_encode_section_info): If ggc_p, use
1819 Tue Sep 28 16:45:40 1999 David Edelsohn <edelsohn@gnu.org>
1821 * xcoffout.c (xcoffout_declare_function): Add documentation.
1822 * rs6000.c (num_insns_constant_wide): Use TARGET_POWERPC64 not
1823 TARGET_64BIT. Compare constant to -1, not bit pattern.
1824 (easy_fp_constant): Use TARGET_POWERPC64 not TARGET_64BIT.
1825 (expand_block_move): Allow 8 DImode loads for PowerPC64. Fix
1828 Tue Sep 28 16:43:14 1999 Nick Clifton <nickc@cygnus.com>
1830 * dwarf2out.c (add_abstract_origin_attribute): Abort if
1832 (gen_inlined_enumeration_type_die): Do not abort if the type has
1833 not been writeen out.
1834 (gen_inlined_structure_type_die): Do not abort if the type has
1835 not been writeen out.
1836 (gen_inlined_union_type_die): Do not abort if the type has
1837 not been writeen out.
1838 (gen_tagged_type_instantiation_die): Do not abort if the type
1839 has not been written out.
1841 Tue Sep 28 14:33:47 1999 Bernd Schmidt <bernds@cygnus.co.uk>
1843 * c-decl.c (init_decl_processing): If MD_INIT_BUILTINS is defined,
1845 * reg-stack.c (straighten_stack): Copy hard reg set with
1848 Tue Sep 28 01:11:05 1999 Richard Henderson <rth@cygnus.com>
1850 * builtins.c (stabilize_va_list): Stabilize array type va_list
1851 to a pointer type, not the base record type.
1852 (expand_builtin_va_copy): Dereference the pointers explicitly;
1853 use the correct size for the copy.
1855 * rs6000.c (rs6000_va_start): Dereference valist to get to the record.
1856 (rs6000_va_arg): Likewise.
1858 Mon Sep 27 23:27:21 1999 Richard Henderson <rth@cygnus.com>
1860 * rtl.h (struct rtx_def): Move gc_mark to align mode field.
1862 Mon Sep 27 23:20:29 1999 Mark Mitchell <mark@codesourcery.com>
1864 * tree.h (struct tree_decl): Use `bclass', not `class', in name of
1866 (DECL_BUILT_IN_CLASS): Adjust accordingly.
1868 Mon Sep 27 23:03:16 1999 Richard Henderson <rth@cygnus.com>
1870 * ggc-page.c (GGC_MIN_LAST_ALLOCATED): New.
1871 (init_ggc): Use it instead of a constant.
1872 (ggc_collect): Bound allocated_last_gc by it.
1874 Mon Sep 27 19:06:04 1999 Jeffrey A Law (law@cygnus.com)
1876 * fixinc/fixinc.irix (stdio.h): Hack stdio.h to avoid problems
1879 Mon Sep 27 19:40:17 CEST 1999 Marc Espie <espie@cvs.openbsd.org>
1881 * configure.in (mips*el-*-openbsd*): Don't duplicate default settings.
1882 (mips*-*-openbsd*): Let big endian configuration be a fragment.
1884 * config/mips/openbsd.h: New, OpenBSD little endian target.
1885 * config/mips/openbsd-be.h: New, OpenBSD big endian target fragment.
1886 * config/mips/xm-openbsd.h: New, OpenBSD host.
1888 Mon Sep 27 10:28:48 1999 Andreas Schwab <schwab@suse.de>
1890 * config/m68k/m68k.c (output_function_prologue,
1891 output_function_epilogue): Use
1892 current_function_uses_pic_offset_table instead of regs_ever_live
1893 to decide whether to save/restore pic register.
1894 (legitimize_pic_address): Don't modify regs_ever_live any more.
1896 Sun Sep 26 10:55:36 1999 Mark Mitchell <mark@codesourcery.com>
1898 * function.h (struct function): Add x_dont_save_pending_sizes_p.
1899 * stor-layout.c (variable_size): Don't add sizes to the pending
1900 sizes list if x_dont_save_pending_sizes_p is set.
1902 Sun Sep 26 16:36:52 1999 Robert Lipe (robertlipe@usa.net)
1904 * config/i386/dgux.h (SELECT_RTX_SECTION): Provide dummy argument
1905 for symbolic_operand().
1906 * config/i386/sco5.h (SELECT_RTX_SECTION): Likewise.
1908 Sun Sep 26 07:37:11 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1910 * combine.c (gen_rtx_combine): Add missing call to va_end().
1912 * final.c (asm_fprintf): Likewise.
1914 * genattrtab.c (attr_rtx): Likewise.
1916 Sat Sep 25 13:11:07 1999 Jeffrey A Law (law@cygnus.com)
1918 * cse.c: Update comments.
1919 (cse_insn): When converting a conditional/computed jump into
1920 an unconditional jump, always make sure a BARRIER immediately
1921 follows the converted jump. Do not delete unreachable code.
1922 (cse_basic_block): Do not delete unreachable code.
1923 * toplev.c (rest_of_compilation): Move call to
1924 delete_trivially_dead_insns after the conditional call to
1927 Sat Sep 25 09:03:17 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1929 * collect2.c (make_temp_file): Don't prototype.
1931 * gcc.c (make_temp_file): Likewise.
1933 * mips.c (mips_make_temp_file): Renamed from `make_temp_file'.
1935 Sat Sep 25 13:42:15 1999 Nick Clifton <nickc@cygnus.com>
1937 * varasm.c (asm_emit_uninitialised): New function: Generate
1938 the assembler statements necessary to declare an uninitialised
1940 (ASM_EMIT_LOCAL): New macro: Emit a local, uninitialised
1942 (ASM_EMIT_BSS): New macro: Emit an entry in the bss section.
1943 (ASM_EMIT_COMMON): New macro: Emit an entry in the common
1945 (assemble_variable): Use asm_emit_uninitialised to emit an
1946 uninitialised variable.
1948 Fri Sep 24 17:10:56 1999 Nick Clifton <nickc@cygnus.com>
1950 * combine.c (simplify_comparison): Cope with downshifting a 32 bit
1951 constant on a 64 bit host. Patch supplied by Geoffrey Keating
1952 <geoffk@cygnus.com>.
1954 Fri Sep 24 10:48:10 1999 Bernd Schmidt <bernds@cygnus.co.uk>
1956 * builtins.c (expand_builtin): Use MD_EXPAND_BUILTIN if defined.
1957 * c-common.h (builtin_function): Don't declare.
1959 * c-decl.c (duplicate_decls): Use DECL_BUILT_IN_CLASS rather than
1961 (pushdecl): Likewise.
1962 (finish_decl): Likewise.
1963 (builtin_function): New arg CLASS. Arg FUNCTION_CODE now of type
1964 int. All callers changed.
1965 Set the builtin's DECL_BUILT_IN_CLASS.
1966 * tree.h (enum built_in_class): New.
1967 (enum built_in_function): Delete NOT_BUILT_IN.
1968 (DECL_FUNCTION_CODE): The corresponding field in tree_decl is now
1970 (DECL_SET_FUNCTION_CODE): Likewise.
1971 (DECL_BUILT_IN_CLASS): New macro.
1972 (DECL_BUILT_IN): Use DECL_BUILT_IN_CLASS.
1973 (struct tree_decl): Split builtin function code field into a
1975 (builtin_function): Declare.
1977 Fri Sep 24 01:45:05 1999 Mark Mitchell <mark@codesourcery.com>
1979 * optabs.c (init_traps): Fix typo in last change.
1981 Fri Sep 24 01:10:11 1999 Mark Mitchell <mark@codesourcery.com>
1983 * toplev.c (rest_of_decl_compilation): Update comment.
1985 Fri Sep 24 11:57:06 1999 Geoffrey Keating <geoffk@cygnus.com>
1987 * config/mips/elf.h (ASM_OUTPUT_ALIGNED_BSS): Put the symbol
1988 in .sbss if appropriate.
1989 (EXTRA_SECTION_FUNCTIONS): Add sbss.
1990 (SBSS_SECTION_ASM_OP): New macro.
1991 * config/mips/linux.h (EXTRA_SECTION_FUNCTIONS): Add sbss.
1992 (EXTRA_SECTIONS): Add in_sbss.
1993 * config/mips/mips.h: Prototype sbss_section.
1995 Thu Sep 23 18:18:55 1999 Mark Mitchell <mark@codesourcery.com>
1997 * stmt.c (expand_start_bindings): Don't allow cleanup instructions
2000 Thu Sep 23 18:07:01 1999 Mark Mitchell <mark@codesourcery.com>
2002 * optabs.c (init_traps): Register trap_rtx as a GC root.
2004 Thu Sep 23 17:41:47 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
2006 * config/mips/mips.c (function_arg_pass_by_reference): Define
2007 unconditionally, since it's called unconditionally.
2009 Thu Sep 23 13:40:02 1999 Jason Merrill <jason@yorick.cygnus.com>
2011 * toplev.c (documented_lang_options): Add -fshort-wchar.
2012 * c-decl.c (c_decode_option): Likewise.
2013 (init_decl_processing): If -fshort-wchar, use 'short unsigned int'
2015 * c-common.c, c-lex.c: Get WCHAR_TYPE_SIZE from wchar_type_node.
2016 * gcc.c (default_compilers): If -fshort-wchar,
2017 override __WCHAR_TYPE__.
2018 * tm.texi (C Dialect Options): Add -fshort-wchar.
2020 * dwarf2out.c (output_aranges): Use DW_AT_location to find the
2021 symbol for a variable.
2023 * cpplib.h (CPP_PREPROCESSED): New macro.
2024 * cpplib.c (handle_directive): Don't complain about `# NUMBER' if
2025 we're seeing this input for a second time.
2027 Thu Sep 23 12:54:49 1999 Alex Samuel <samuel@codesourcery.com>
2029 * emit-rtl.c (init_emit_once): Initialize modes first.
2031 Sun Sep 19 01:23:23 1999 Alex Samuel <samuel@codesourcery.com>
2033 * config/i386/i386.c (pic_label_name): Change to char pointer.
2034 (global_offset_table): New variable.
2035 (load_pic_register): Fill global_offset_table if it hasn't
2036 already been done. Allocate pic_label_name dynamically.
2037 * ggc.h (empty_string): New variable.
2038 * ggc-simple.c (empty_string): Likewise.
2039 (init_ggc): Allocate empty_string and add as root.
2040 * stmt.c (digit_strings): New variable.
2041 (init_stmt): Add last_block_end_note as root. Allocate and
2042 initialize digit_strings.
2043 (expand_asm_operands): Use empty_string instead of string
2044 constant. Use digit_strings instead of string constants.
2045 * profile.c (init_arc_profiler): Allocate string with
2046 ggc_alloc_string instead of xmalloc.
2047 (output_func_start_profiler): Likewise.
2048 * c-typeck.c (digest_init): Check if init is error_mark_node.
2050 Thu Sep 23 12:59:14 1999 Alex Samuel <samuel@codesourcery.com>
2051 Richard Henderson <rth@cygnus.com>
2053 * ggc-page.c: New file.
2054 * Makefile.in (ggc-page.o): New.
2056 Thu Sep 23 13:55:21 1999 Jeffrey A Law (law@cygnus.com)
2058 * invoke.texi: Document -fdelete-null-pointer-checks
2059 * toplev.c (flag_delete_null_pointer_checks): New.
2060 (f_options): Add entry for -fdelete-null-pointer-checks.
2061 (rest_of_compilation): Conditionalize null pointer check
2062 elimination on flag_delete_null_pointer_checks.
2063 (main): If -O2 or greater, enable -fdelete-null-pointer-checks
2065 1999-09-23 10:56 -0700 Zack Weinberg <zack@bitmover.com>
2067 * iso646.h, stdarg.h, stdbool.h, stddef.h, varargs.h: Add
2068 copyright notice and special exception to GPL.
2070 Thu Sep 23 13:40:23 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2072 * abi64.h (mips_function_value): Add prototype arguments.
2074 * mips-protos.h: New file with mips prototypes.
2076 * mips.c: Include "tm_p.h".
2077 (mktemp, lookup_name): Add prototype arguments.
2078 (extern_list, string_constant, mips_fill_delay_slot,
2079 mips_output_external, mips_output_external_libcall,
2080 mips_output_filename, mips_declare_object, function_prologue,
2081 mips_expand_prologue, function_epilogue, mips16_constant,
2082 build_mips16_function_stub, mips_output_conditional_branch):
2084 (mips_va_start): Remove unused variable `u'.
2085 (mips_va_arg): Cast value to unsigned when comparing against one.
2087 (save_restore_insns, mips_expand_prologue): Add missing arg in
2088 call to `large_int'.
2090 * mips.h: Move prototypes to mips-protos.h.
2091 (data_section, memory_address_p, rdata_section,
2092 readonly_data_section, simple_epilogue_p, text_section): Delete
2093 prototypes delcared elsewhere.
2094 (mips_epilogue_delay_slots, print_options): Delete unused decls.
2096 (GO_PRINTF, GO_PRINTF2): Call fprintf, not trace.
2098 * mips.md: Delete extra args in call to `mips_move_2words'.
2100 * xm-iris6.h (alloca): Add prototype argument.
2102 * genpeep.c: Include "tm_p.h" in generated output file.
2104 Thu Sep 23 10:36:55 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
2106 * basic-block.h (find_edge_index): Change parameters.
2107 * flow.c (verify_edge_list): Pass basic_block parameters to
2108 find_edge_index instead of integers.
2110 Thu Sep 23 15:54:12 1999 Nick Clifton <nickc@cygnus.com>
2112 * combine.c (simplify_comparison): Use an unsigned shift to adjust
2115 Thu Sep 23 08:46:21 1999 Guy Harris <guy@netapp.com>
2117 * gcc.1: Fix a formatting error.
2119 Wed Sep 22 16:10:21 1999 Martin v. Löwis <loewis@informatik.hu-berlin.de>
2121 * install.texi (Configurations): Remove pyramid. Add fr30, i686,
2122 i786, mn10200, mn10300, pdp11, v850.
2124 Thu Sep 23 07:37:13 1999 Dan Nicolaescu <dann@ics.uci.edu>
2126 * libgcc2.c (num_digits): Add prototype with
2127 __attribute__((const)).
2128 (__terminate): Add prototype.
2130 Thu Sep 23 05:32:06 1999 Richard Henderson <rth@cygnus.com>
2132 * builtins.c, dbxout.c, varasm.c: Include tm_p.h.
2134 * alpha/alpha.c (print_operand): Fix type of `code'.
2135 (alpha_output_filename): Constify.
2136 * alpha/alpha.h: Move all function declarations ...
2137 * alpha/alpha-protos.h: ... here. New file.
2138 * alpha/elf.h (CONST_SECTION_FUNCTION): Prototype the function.
2139 (SECTION_FUNCTION_TEMPLATE): Likewise.
2141 Thu Sep 23 11:15:36 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2143 * expmed.c (do_cmp_and_jump): Pass ccp_jump to can_compare_p.
2144 * expr.c (expand_expr): Likewise.
2145 (do_jump): Likewise.
2146 (do_store_flag): Pass ccp_store_flag to can_compare_p.
2147 * expr.h (enum optab_index): Add cbranch, cmov, cstore optabs and
2149 (enum can_compare_purpose): New.
2150 (can_compare_p): Adjust prototype.
2151 (prepare_cmp_insn, prepare_operand): Declare.
2152 * genopinit.c (optabs): Add cbranch_optab, cmov_optab, cstore_optab.
2153 * optabs.c (cmp_available_p): Deleted.
2154 (expand_abs): Pass ccp_jump to can_compare_p.
2155 (can_compare_p): New arg PURPOSE. Check for combined optabs.
2156 (prepare_cmp_insn): No longer static. Add arg PURPOSE.
2157 Call can_compare_p rather than cmp_available_p.
2158 (prepare_operand): No longer static.
2159 (emit_cmp_and_jump_insn): Check for and use cbranch patterns.
2160 (emit_cmp_and_jump_insns): Pass ccp_jump to prepare_cmp_insn.
2161 (expand_float): Fix a slightly broken emit_cmp_insn/emit_jump_insn
2162 sequence to use emit_cmp_and_jump_insns.
2163 (init_optabs): Initialize cbranch_optab, cmov_optab, cstore_optab.
2165 Wed Sep 22 17:58:01 1999 Stan Cox <scox@cygnus.com>
2167 * mips.h (GO_IF_LEGITIMATE_ADDRESS): Don't accept large
2168 register offsets; let LEGITIMIZE_ADDRESS load it into a register.
2169 (LEGITIMIZE_ADDRESS): Use plus_constant to avoid
2170 (plus (reg) (const_int 0))
2171 * mips.md (call_internal3c): New pattern for -mips16 -mlong-calls.
2173 Wed Sep 22 17:55:31 1999 David Edelsohn <edelsohn@gnu.org>
2175 * rs6000.c (expand_block_move): DImode loads and stores require
2176 word-aligned displacements. Increment address registers with
2177 adddi3 on 64-bit platform. Use TARGET_POWERPC64 not TARGET_64BIT.
2179 Wed Sep 22 17:35:55 1999 Michael Meissner <meissner@cygnus.com>
2181 * dwarf2out.c (base_type_die): Use the name __unknown__ if there
2182 is no name for the base type, rather than segfault. If we are
2183 writing out a complex integer type, use DW_ATE_lo_user.
2185 * expr.c (emit_move_insn_1): If we are copying a complex that fits
2186 in one word or less (complex char, complex short, or on 64 bit
2187 systems complex float) to/from a hard register, copy it through
2188 memory instead of dying in gen_{real,imag}part. If we have a
2189 short complex type, prevent inlining since it allocates stack
2192 * tree.c (build_complex_type): If we are writing dwarf2 output,
2193 generate a name for complex integer types.
2195 Wed Sep 22 11:34:08 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
2197 * basic-block.h (add_noreturn_fake_exit_edges): Use correct name.
2198 * flow.c (remove_edge): Remove extra whitespace.
2199 (remove_fake_edges): Fix comment.
2200 (add_noreturn_fake_exit_edges): Use the correct name.
2202 Wed Sep 22 16:12:40 BST 1999 Nathan Sidwell <nathan@acm.org>
2204 * Makefile.in (INTL_MOSTLYCLEAN, INTL_CLEAN): New variables.
2205 (mostlyclean): Depend on INTL_MOSTLYCLEAN.
2206 (clean): Depend on INTL_CLEAN.
2207 (maintainer-clean): Adjust.
2209 Wed Sep 22 10:18:56 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2211 * configure.in (AC_PREREQ): Bump to 2.13.
2212 (AC_C_STRINGIZE): Call this instead of using a custom macro.
2214 * gansidecl.h (HAVE_STRINGIZE): Define, if stage2 gcc && __STDC__.
2216 * system.h (HAVE_STRINGIZE): Test this instead of HAVE_CPP_STRINGIFY.
2218 * acconfig.h (HAVE_CPP_STRINGIFY): Delete.
2220 * alpha/xm-vms.h (HAVE_CPP_STRINGIFY): Delete.
2221 (HAVE_STRINGIZE): Define.
2223 Wed Sep 22 06:25:15 1999 Jim Kingdon <http://developer.redhat.com>
2225 * c-parse.in: save and restore warn_pointer_arith on __extension__
2226 along with pedantic.
2227 (SAVE_WARN_FLAGS, RESTORE_WARN_FLAGS): Added.
2228 Set the type of extension to itype rather than $<itype>1 kludge.
2229 * extend.texi (Alternate Keywords): Adjust documentation.
2230 * c-parse.c, c-parse.y, objc-parse.c, objc-parse.y: Rebuilt.
2232 Wed Sep 22 06:06:57 1999 Jeffrey A Law (law@cygnus.com)
2234 * pa.c, pa.h, pa.md: Support multiple assembler dialects in
2235 most assembler templates.
2237 * pa.c (hppa_legitimize_address): Handle full offsets for PA2.0
2238 FP loads and stores.
2239 (following_call): Always return zero for the PA8000.
2240 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Handle full offsets for PA2.0
2241 FP loads and stores.
2242 (LEGITIMIZE_RELOAD_ADDRESS): Similarly.
2244 * pa.h (BRANCH_COST): Define.
2246 * pa.md (return, return_internal): Use bve for PA2.0.
2248 * pa.md (fused multiply): Add variants which reduce height for the
2249 fused multiply, but which still generate 2 insns.
2250 (fnegabs): Similarly.
2252 * pa.md (subsi3): Turn into an expander. Create two anonymous
2253 patterns. One for PA2.0 one for PA1.x. Use mtsarcm for PA2.0.
2254 * pa.h (EXTRA_CONSTRAINT): Handle 'S'.
2256 * pa.md (floatunssisf2, floatunssidf2): Generate different RTL
2258 (floatunssidf2_pa20, floatunssisf2_pa20): New patterns for PA2.0
2260 (floatunsdisf2, floatunsdidf2, fixuns_truncsfsi2): Likewise.
2261 (fixuns_truncdfsi2, fixuns_truncsfdi2, fixuns_truncdfsi2): Likewise.
2263 * regclass.c (init_regs): Add "top_of_stack" as a garbage
2266 * flow.c (record_active_eh_regions): Terminate loop after finding
2267 the last insn in the last basic block.
2269 Wed Sep 22 20:25:00 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
2271 * config/c4x/c4x.md: Delete parallel instruction peepholes.
2273 Wed Sep 22 19:59:19 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
2275 * config/c4x/c4x.c (c4x_add_gc_roots): Add tree roots.
2277 Wed Sep 22 19:56:25 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
2279 * config/c4x/c4x.c (c4x_process_after_reload): Rework machdep insn
2280 splitting to not use output template.
2282 Wed Sep 22 19:50:12 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
2284 * config/c4x/c4x.h (EXPAND_BUILTIN_VA_START): Call c4x_va_start.
2285 * config/c4x/c4x.c (c4x_va_start): New function.
2287 Tue Sep 21 18:40:01 1999 Jan Hubicka <hubicka@freesoft.cz>
2289 * genrecog.c (not_both_true): Handle correctly cases when called for
2290 tests with different positions in the insn.
2292 Tue Sep 21 18:29:11 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2294 * machmode.h (HOST_PTR_PRINTF): Move from here ...
2296 * system.h (HOST_PTR_PRINTF): ... to here.
2298 * mips-tfile.c: Don't include machmode.h.
2300 * Makefile.in (MACHMODE_H): New variable. Update to use it.
2301 (mips-tfile.o): Don't depend on machmode.h.
2303 Tue Sep 21 18:27:34 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2305 * haifa-sched.c (sched_analyze): Rename local variable `region' to
2306 avoid conflicts with typedef struct `region' at the top level scope.
2308 Tue Sep 21 14:14:50 1999 Richard Henderson <rth@cygnus.com>
2310 * basic-block.h (basic_block): Add eh_beg, eh_end.
2311 * flow.c (entry_exit_blocks): Update.
2312 (find_basic_blocks): Don't allocate bb_eh_end, or pass it around.
2314 (find_basic_blocks_1): Don't record eh_list at each bb. Use
2315 lists.c functions to allocate insn lists.
2316 (make_edges): Use eh_beg+eh_end, not the lists. Split out EH
2318 (make_eh_edge): ... here. New.
2319 (move_stray_eh_region_notes): New.
2320 (record_active_eh_regions): New.
2321 (delete_unreachable_blocks): Split out block merging ...
2322 (try_merge_blocks): ... here. New.
2323 (merge_blocks_move_predecessor_nojumps): Remove edge arg.
2324 Dump debugging data.
2325 (merge_blocks_move_successor_nojumps): Likewise.
2326 (merge_blocks): Use eh_beg+eh_end to validate block movement.
2328 Tue Sep 21 11:15:03 1999 Martin v. Löwis <loewis@informatik.hu-berlin.de>
2330 * extend.texi (Bound member functions): Document unbound pmf
2333 Tue Sep 21 14:55:11 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
2335 * flow.c (split_edge): Handle insertion on a fallthrough edge which
2336 has the EXIT_BLOCK as a dest.
2338 Tue Sep 21 14:51:23 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
2340 * flow.c (remove_edge): New function to remove an edge from the
2342 (remove_fake_successors): New function to remove fake successor edges.
2343 (remove_fake_edges): New function to remove all fake edges from the
2345 (add_fake_exit_edges): New function to add fake edges from all blocks
2346 with no successors to the exit block.
2347 * basic-block.h (remove_fake_edges, add_fake_exit_edges): Add
2348 prototypes for new functions.
2350 Tue Sep 21 14:49:53 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
2352 * config/mips/elf64.h (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR):
2353 Use Pmode to determine whether to output .dword or .word.
2355 Tue Sep 21 11:04:34 1999 Alex Samuel <samuel@codesourcery.com>
2357 * tree.c (built_in_filename): New variable.
2358 (BUILT_IN_FILENAME): New macro.
2359 (init_tree_codes): Allocate built_in_filename.
2360 (make_node): Use built_in_filename instead of string constant.
2362 Tue Sep 21 14:13:27 1999 Nick Clifton <nickc@cygnus.com>
2364 * configure.in: Add fr30 target.
2365 * configure: Regenerate.
2366 * config/fr30: New directory.
2367 * config/fr30/crti.asm: New file.
2368 * config/fr30/fr30.c: New file.
2369 * config/fr30/crtn.asm: New file.
2370 * config/fr30/fr30.h: New file.
2371 * config/fr30/fr30.md: New file.
2372 * config/fr30/lib1funcs.asm: New file.
2373 * config/fr30/t-fr30: New file.
2374 * config/fr30/xm-fr30.h: New file.
2376 Tue Sep 21 06:45:31 1999 Jeffrey A Law (law@cygnus.com)
2378 * flow.c (merge_blocks_move_successor_nojumps): Delete the
2379 BARRIER at the end of the successor, not the BARRIER before
2382 * pa.c (pa_add_gc_roots): Fix thinko in last change.
2384 Tue Sep 21 05:29:17 1999 Richard Earnshaw (rearnsha@arm.com)
2386 * stmt.c (any_pending_cleanups): Don't crash when
2387 current_function->stmt is unset.
2389 Tue Sep 21 00:59:49 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
2391 * emit-rtl.c (init_emit_once): Initialize const_int_rtx before
2392 other initializations that may use it for relative offsets.
2394 Mon Sep 20 21:43:25 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
2396 * config/i386/sol2.h (PREFERRED_DEBUGGING_TYPE): Use stabs.
2397 (ASM_SPEC): Moved from sol2dbg.h. Added work-around for gas.
2398 * config/i386/sol2dbg.h: Removed.
2399 * config/i386/sol2gas.h: New file, to enable gas work-around.
2400 * configure.in: Use i386/sol2gas.h on Solaris/x86 --with-gas.
2401 Don't use sol2dbg.h.
2402 * configure: Rebuilt.
2404 Mon Sep 20 13:29:41 1999 Mark Mitchell <mark@codesourcery.com>
2406 * invoke.texi (-fthis-is-variable): Remove documentation.
2408 Mon Sep 20 12:59:16 1999 Richard Henderson <rth@cygnus.com>
2410 * basic-block.h (compute_bb_for_insn): Declare.
2411 * flow.c (compute_bb_for_insn): Export. Don't accept the varray
2412 to use; set size of basic_block_for_insn directly.
2413 (find_basic_blocks): Update.
2415 Mon Sep 20 15:11:54 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2417 * flow.c (verify_flow_info): Fix typo, "abort;" -> "abort ();".
2419 Mon Sep 20 14:56:34 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2421 * crtstuff.c (ON_EXIT): Delete empty macro definition.
2422 (__do_global_ctors_aux): Call atexit(), not ON_EXIT().
2424 Mon Sep 20 15:25:35 1999 Nick Clifton <nickc@cygnus.com>
2426 * c-decl.c (c_decode_option): Extend comment.
2428 Mon Sep 20 14:43:37 1999 Nick Clifton <nickc@cygnus.com>
2430 * toplev.c (progname): Make 'const char *'
2431 (flag_print_mem): Move out of main.
2432 (version_flag): Move out of main.
2433 (filename): Move out of main.
2434 (debug_args): Remove g prefix from options.
2435 (documented_lang_options): Remove cpplib specific options.
2436 (display_help): Add g prefix to debug options.
2437 (check_lang_option): Delete this function.
2438 (decode_d_option): New function: Decode -d... option.
2439 (decode_f_option): New function: Decode -f... option.
2440 (decode_W_option): New function: Decode -W... option.
2441 (decode_g_option): New function: Decode -g... option.
2442 (independent_decode_option): New function: Decode a language
2443 independent command line option.
2444 (main): Invoke lang_decode_option and then
2445 independent_decode_option on each command line option in
2448 Mon Sep 20 05:41:36 1999 Jeffrey A Law (law@cygnus.com)
2450 Revert this change. Gavin's patch to operand_equal_p is a better fix.
2451 * fold-const.c (fold_range_test): Do not try to fold the range
2452 test if the rhs or lhs has side effects.
2454 * basic-block.h (compute_flow_dominators): Declare.
2456 * gcse.c (alloc_code_hoist_mem): New function.
2457 (free_code_hoist_mem, compute_code_hoist_vbeinout): Likewise.
2458 (compute_code_hoist_data, hoist_expr_reaches_here_p): Likewise.
2459 (hoist_code, one_code_hoisting_pass): Likewise.
2460 (gcse_main): If optimizing for size, then hoist expressions
2461 computed in multiple dominated basic blocks.
2463 * gcse.c (invalid_nonnull_info): New function.
2464 (delete_null_pointer_checks): Likewise.
2465 * rtl.h (delete_null_pointer_checks): Declare.
2466 * toplev.c (rest_of_compilation): Call delete_null_pointer_checks.
2468 * flow.c (merge_blocks_move_predecessor_nojumps): New function.
2469 (merge-blocks_move_successor_nojumps): Likewise.
2470 (merge_blocks): Allow merging of some blocks, even if it requires
2471 physical movement of the blocks, but not if it requires new jumps.
2473 * bitmap.c (debug_bitmap_file): Renmaed from bitmap_debug_file.
2474 Callers and prototype changed.
2475 * bitmap.h: Fix debug_bitmap and debug_bitmap_file prototypes.
2477 Mon Sep 20 06:56:32 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
2479 * config/sparc/sol2.h (LINK_SPEC): Avoid the duplication of
2480 -YP when both -p and -pg are present. From i386/sol2.h.
2482 Mon Sep 20 10:49:05 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2484 * Makefile.in (distclean): Delete tm_p.h.
2485 * configure.in: Create a new file, "tm_p.h", from a list in
2486 "tm_p_file". For ix86 systems, set up "tm_p_file" to include
2487 "i386/i386-protos.h".
2489 * alias.c: Include "tm_p.h".
2490 * c-typeck.c: Likewise.
2491 * calls.c: Likewise.
2493 * emit-rtl.c: Likewise.
2494 * explow.c: Likewise.
2495 * expmed.c: Likewise.
2497 * final.c: Likewise.
2499 * fold-const.c: Likewise.
2500 * function.c: Likewise.
2502 * global.c: Likewise.
2503 * haifa-sched.c: Likewise.
2504 * integrate.c: Likewise.
2506 * local-alloc.c: Likewise.
2508 * optabs.c: Likewise.
2509 * recog.c: Likewise.
2510 * reg-stack.c: Likewise.
2511 * regclass.c: Likewise.
2512 * regmove.c: Likewise.
2513 * reload.c: Likewise.
2514 * reload1.c: Likewise.
2515 * reorg.c: Likewise.
2516 * resource.c: Likewise.
2518 * stor-layout.c: Likewise.
2519 * toplev.c: Likewise.
2521 * unroll.c: Likewise.
2522 * genattrtab.c (main): Make generated file include "tm_p.h".
2523 * genemit.c (main): Likewise.
2524 * genoutput.c (main): Likewise.
2525 * genrecog.c (main): Likewise.
2527 * i386.h: Delete all prototypes.
2528 * i386.c: Include "tm_p.h".
2529 (ix86_attr_length_default): Call constant_call_address_operand
2530 with correct number of arguments.
2531 * i386-protos.h: New file.
2532 * i386.md (unnamed patterns): Call constant_call_address_operand
2533 with correct number of arguments.
2534 (exception_receiver): Call load_pic_register with correct number
2537 Sun Sep 19 14:18:39 1999 Richard Henderson <rth@cygnus.com>
2539 * c-pragma.c (mark_align_stack): Dereference the void* properly.
2541 Sun Sep 19 09:03:40 1999 Mark Mitchell <mark@codesourcery.com>
2543 * rtl.h (insns_safe_to_move_p): New function.
2544 * loop.c (find_and_verify_loops): Use it.
2545 * rtlanal.c (insns_safe_to_move_p): Define it.
2547 Sun Sep 19 02:54:33 1999 Richard Henderson <rth@cygnus.com>
2549 * c-pragma.c: Include ggc.h.
2550 * Makefile.in (c-pragma.o): Update.
2552 Sat Sep 18 16:01:18 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
2554 * config/i386/sol2.h (CPP_SPEC): Support -[p]threads
2555 (LIB_SPEC): Likewise.
2556 (LINK_SPEC): Do not assert -z text with -shared -mimpure-text.
2557 Reindent -YP/-p/-pg.
2558 Copied from config/sparc/sol2.h.
2560 Sat Sep 18 11:52:43 1999 Richard Henderson <rth@cygnus.com>
2562 * c-pragma.c (mark_align_stack): New.
2564 * c-pragma.h (init_pragma): Declare it.
2565 * c-lex.c (init_parse): Call it.
2567 Sat Sep 18 15:20:38 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
2569 * configure.in: Pick up thread library on Solaris/x86 just
2570 like on Solaris/sparc.
2571 * configure: Rebuilt.
2573 Sat Sep 18 11:15:58 1999 Alex Samuel <samuel@codesourcery.com>
2575 * rtl.h (global_rtx_index): New enum.
2576 (global_rtl): Change to array of rtx.
2577 (pc_rtx, cc0_rtx): Redefine accordingly.
2578 (cc0_rtx, stack_pointer_rtx, frame_pointer_rtx): Likewise.
2579 (hard_frame_pointer_rtx, arg_pointer_rtx): Likewise.
2580 (virtual_incoming_args_rtx, virtual_stack_vars_rtx): Likewise.
2581 (virtual_outgoing_args_rtx, virtual_cfa): Likewise.
2582 (const_int_rtx): Change to array of rtx.
2583 (const0_rtx, const1_rtx, const2_rtx, constm1_rtx): Redefine
2585 * emit-rtl.c (global_rtl): Change to array of rtx.
2586 (const_int_rtx): Change to aray of rtx.
2587 (gen_rtx_CONST_INT): Redefine accordingly.
2588 (init_emit_once): Allocate and initialize global_rtl. Likewise
2589 for const_int_rtx. Add both as GC roots.
2590 * genattrtab.c (global_rtl): Update declaration.
2592 1999-09-17 Ulrich Drepper <drepper@cygnus.com>
2594 * Makefile (USER_H): Add iso646.h back.
2596 Sat Sep 18 01:07:21 1999 Jeffrey A Law (law@cygnus.com)
2598 * haifa-sched.c (sched_analyze): Use free_INSN_LIST_list instead of
2599 zapping the LOG_LINKS of sched_before_next_call.
2601 * pa.h (INSN_SETS_ARE_DELAYED): Delete.
2602 * pa.c (insn_refs_are_delayed): Renamed from
2603 insn_sets_and_refs_are_delayed.
2605 Fri Sep 17 15:19:01 1999 Mark Mitchell <mark@codesourcery.com>
2607 * functiion.h (struct function): Add x_whole_function_mode_p.
2608 (retrofit_block): Declare.
2609 * function.c (retrofit_block): New function.
2610 (identify_blocks): Add assertions. Allow an incomplete set of
2611 block notes if we're still generating code for the function.
2612 * integrate.c: Include loop.h.
2613 (expand_inline_function): Call find_loop_tree_blocks to map block
2614 notes to blocks when in whole-function mode. Use retrofit_block
2615 to insert new BLOCKs for the inlined function, rather than
2617 * stmt.c (expand_fixup): Likewise. Don't use pushlevel/polevel.
2618 * Makefile.in (integrate.o): Depend on loop.h.
2620 Fri Sep 17 15:11:20 1999 Mark Mitchell <mark@codesourcery.com>
2622 * tree.h (warn_about_unused_variables): Declare.
2623 * stmt.c (warn_about_unused_variables): New function, split out
2625 (expand_end_bindings): Here.
2627 Fri Sep 17 15:07:37 1999 Mark Mitchell <mark@codesourcery.com>
2629 * stmt.c (preserve_subexpressions_p): Don't crash when
2630 current_function->stmt is unset.
2632 Fri Sep 17 15:03:16 1999 Mark Mitchell <mark@codesourcery.com>
2634 * stmt.c (expand_start_bindings): Allow callers to pass a flag
2635 indicating that no NOTE_INSN_BLOCK_BEG note is required.
2636 (expand_start_target_temps): Use it.
2637 * except.c (expand_eh_region_start_for_decl): Likewise.
2638 * expr.c (expand_expr): Likewise.
2640 Fri Sep 17 15:05:27 1999 Gavin Romig-Koch <gavin@cygnus.com>
2642 * fold-const.c (operand_equal_p): Pay attention to side effects.
2644 Fri Sep 17 11:14:17 1999 Jason Merrill <jason@yorick.cygnus.com>
2646 * libgcc2.c (L_exit): Check for ON_EXIT, not HAVE_ON_EXIT.
2647 * sparc/sunos4.h (HAVE_ON_EXIT): Remove.
2649 * tlink.c (scan_linker_output): Look for keywords before accepting
2650 a mangled name in quotes.
2652 Thu Sep 16 16:47:08 1999 Richard Henderson <rth@cygnus.com>
2654 * alpha/alpha-interix.h (DWARF2_UNWIND_INFO): Define to zero.
2655 * alpha/osf2or3.h (DWARF2_UNWIND_INFO): Likewise.
2657 Thu Sep 16 16:35:41 1999 Richard Henderson <rth@cygnus.com>
2659 * alpha.md: Revert Thu Nov 26 change that came in through the
2660 last gcc2 merge: reinstate (plus (plus ...)) reload patterns.
2661 Avoid earlyclobber when possible.
2663 Thu Sep 16 18:44:48 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2665 * libgcc2.c (__do_global_ctors): Call atexit with one arg.
2667 * sparc/sunos4.h (on_exit): Wrap prototype parameters in PARAMS().
2668 Define HAVE_ON_EXIT.
2670 Thu Sep 16 18:06:35 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2672 * system.h (CTYPE_CONV, TOUPPER, TOLOWER): New macros. Use
2673 CTYPE_CONV in all ctype macros.
2675 * cccp.c (initialize_char_syntax): Use uppercase ctype macro
2678 * cexp.y (initialize_random_junk): Likewise.
2680 * c4x.c (c4x_interrupt_function_p, c4x_handle_pragma): Likewise.
2682 * i370.c (handle_pragma): Likewise.
2684 * i370.h (ASM_OUTPUT_LABELREF, ASM_OUTPUT_ASCII): Likewise.
2686 * v850.c (override_options): Likewise.
2688 * doprint.c (_doprnt): Likewise.
2690 * fixinc/fixincl.c (main, quoted_file_exists, extract_quoted_files):
2693 * fixinc/server.c (load_data): Likewise.
2695 * fold-const.c (real_hex_to_f): Likewise.
2697 * genattr.c (write_upcase, gen_attr): Likewise.
2699 * genattrtab.c (convert_const_symbol_ref, evaluate_eq_attr,
2700 write_upcase): Likewise.
2702 * genemit.c (print_code): Likewise.
2704 * genopinit.c (gen_insn): Likewise.
2706 * genpeep.c (print_code): Likewise.
2708 * genrecog.c (print_code): Likewise.
2710 * optabs.c (init_libfuncs): Likewise.
2712 Thu Sep 16 14:03:32 1999 Mark Mitchell <mark@codesourcery.com>
2714 * haifa-sched.c (sched_analyze): Keep the list of notes organized
2716 (reemit_notes): Likewise.
2718 Thu Sep 16 11:50:52 1999 Alex Samuel <samuel@codesourcery.com>
2720 * ggc.h (ggc_root): Move to ggc-common.c.
2722 (ggc_mark_rtx, ggc_mark_tree): Change to macro.
2723 (ggc_mark_rtvec, ggc_mark_tree_varray): Declare extern.
2724 (ggc_mark_tree_hash_table, ggc_mark_string, ggc_mark): Likewise.
2725 (ggc_mark_roots, ggc_mark_rtx_children, ggc_mark_tree_children): New.
2726 * ggc-common.c (ggc_root): Move from ggc.h.
2727 (roots): Declare, static.
2728 (ggc_mark_rtx, ggc_mark_tree): Renamed to...
2729 (ggc_mark_rtx_children, ggc_mark_tree_children): Don't check for
2730 null or check/set mark bit.
2731 (ggc_mark_roots): New.
2732 * ggc-simple.c (ggc_collect): Call ggc_mark_roots.
2734 Thu Sep 16 11:37:32 1999 Richard Henderson <rth@cygnus.com>
2736 * m32r.c: Include toplev.h.
2737 (*): Add ATTRIBUTE_UNUSED as needed to arguments.
2738 (gen_compare): Rename swap_p to must_swap to match uses.
2739 Add default abort case.
2740 (m32r_output_function_epilogue): Remove unused variables.
2741 (m32r_print_operand): Use HOST_WIDE_INT_PRINT_HEX.
2742 * m32r.h (PROTO, STDIO_PROTO): Rename XPROTO; unconditionally
2743 define to empty parameter list. Update all uses.
2744 (predicate decls): Use enum machine_mode not int.
2745 * m32r.md (movsi): Call abort, not fatal_insn.
2746 (zero_branch_insn, rev_zero_branch_insn): Add default abort case.
2748 1999-09-14 Andrew Haley <aph@cygnus.com>
2750 * config/mips/mips.md (movsi_usw): if operand 1 is const_int 0,
2751 use $0 instead of 0.
2753 Thu Sep 16 10:53:36 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2755 * reload1.c (order_regs_for_reload): Move hard_reg_n_uses
2756 computation out of loop over hard regs.
2758 Wed Sep 15 21:37:06 1999 Mark Mitchell <mark@codesourcery.com>
2760 * function.c (identify_blocks): Don't shadow a variable in an
2762 * integrate.c (integrate_decl_tree): Don't use pushlevel,
2763 pushdecl, or poplevel to build up the new BLOCK tree.
2764 (expand_inline_function): Likewise.
2765 (integrate_parm_decls): Likewise.
2767 Wed Sep 15 21:20:38 1999 Mark Mitchell <mark@codesourcery.com>
2769 * c-typeck.c (qualify_type): Merge qualifiers from both types.
2771 1999-09-15 Brad Lucier <lucier@math.purdue.edu>
2773 * toplev.c: Allow -f[no-]math-errno to set (clear) flag_errno_math
2774 * invoke.texi: Document this change.
2776 Wed Sep 15 17:56:00 1999 Richard Henderson <rth@cygnus.com>
2778 * emit-rtl.c (free_emit_status): Don't check DECL_DEFER_OUTPUT.
2780 (mark_emit_status): Renamed from mark_emit_state.
2781 * except.c (mark_eh_status): Renamed from mark_eh_state.
2782 Check not null before marking.
2783 (free_eh_status): New.
2784 * expr.c (mark_expr_status, free_expr_status): New.
2785 * function.c (free_machine_status): New.
2786 (free_after_parsing): New.
2787 (free_after_compilation): Move bits to free_after_parsing; call
2788 free_eh_status, free_expr_status; zero the marked members of the
2790 (prepare_function_start): No can_garbage_collect.
2791 Call init_eh_for_function.
2792 (expand_dummy_function_end): Free up current_function state.
2793 (mark_function_status): Renamed from mark_function_state.
2794 (mark_function_chain): No can_garbage_collect. Call mark_expr_status.
2795 * function.h (struct function): No can_garbage_collect.
2796 (free_machine_status, free_after_parsing): Declare.
2797 (free_eh_status, free_expr_status): Declare.
2798 * ggc.h (mark_expr_status): Declare.
2799 * stmt.c (free_stmt_status): Free the struct.
2800 (mark_stmt_status): Renamed from mark_stmt_state.
2801 (init_stmt): Don't call init_eh.
2802 (init_stmt_for_function): Don't call init_eh_for_function.
2803 * toplev.c (compile_file): Call init_eh.
2804 (rest_of_compilation): Free basic block info before ggc_collect.
2805 Call free_after_parsing; conditionally call free_after_compilation.
2806 * varasm.c (mark_varasm_status): Renamed from mark_varasm_state.
2807 Check not null before marking.
2808 (free_varasm_status): Don't check DECL_DEFER_OUTPUT. Free the struct.
2810 Wed Sep 15 17:53:16 1999 Richard Henderson <rth@cygnus.com>
2812 * c-lex.c (yylex): Initialize warn.
2814 Wed Sep 15 18:35:38 1999 Jeffrey A Law (law@cygnus.com)
2816 * pa.c (emit_move_sequence): Properly set the mode of the scratch
2817 register when performing secondary reloads for the SAR register.
2819 Wed Sep 15 15:51:52 1999 Mark Mitchell <mark@codesourcery.com>
2821 * rtl.h (NOTE_BLOCK_NUMBER): Replace with ...
2822 (NOTE_BLOCK): New macro.
2823 (NOTE_BLOCK_LIVE_RANGE_BLOCK): Remove.
2824 * function.h (identify_blocks): Change prototype.
2825 * function.c (identify_blocks): Simplify.
2826 (reorder_blocks): Likewise.
2827 * ggc-common.c (ggc_mark_rtx): Mark the BLOCK associated with a
2828 NOTE_INSN_BLOCK_{BEG,END}.
2829 * haifa-sched.c (sched_analyze): Don't put NOTE_BLOCK_NUMBER on
2830 the list of saved notes if the note isn't a
2831 NOTE_INSN_BLOCK_{BEG,END}.
2832 (move_insn1): Use NOTE_EH_HANDLER in comment, rather than
2834 (reemit_notes): Adjust recreation of notes to reflect new saved
2836 * print-rtl.c (print_rtx): Print the address of the BLOCK when
2837 printing a block note.
2838 * stmt.c (block_vector): Remove.
2839 (find_loop_tree_blocks): Simplify.
2840 (unroll_block_trees): Likewise.
2841 * tree.h (reorder_block): Change prototype.
2843 Wed Sep 15 14:39:35 1999 Jason Merrill <jason@yorick.cygnus.com>
2845 * gbl-ctors.h: Lose HAVE_ATEXIT. Don't define ON_EXIT.
2846 * libgcc2.c: Lose obsolete defn of WEAK_ALIAS.
2847 (__bb_init_func, __bb_init_prg): Use atexit instead of ON_EXIT.
2848 (__do_global_dtors): Likewise. Don't mess with _exit_dummy_decl.
2849 (atexit, exit): Simplify.
2850 * tm.texi: Document NEED_ATEXIT and ON_EXIT. Remove HAVE_ATEXIT.
2851 * config/lots: Remove defns of HAVE_ATEXIT.
2853 Wed Sep 15 10:25:12 1999 Mark Mitchell <mark@codesourcery.com>
2855 * calls.c (precompute_arguments): Fix typo in comment.
2856 * expr.c (preexpand_calls): Don't preexpand the cleanup in a
2859 Wed Sep 15 09:59:59 1999 Mark Mitchell <mark@codesourcery.com>
2861 * dsp16xx.c (override_options): Fix typos in GC root registration.
2863 Wed Sep 15 15:23:28 1999 Philip Blundell <pb@nexus.co.uk>
2865 * config/arm/linux-elf.h (MAKE_DECL_ONE_ONLY): Copy definition
2867 (UNIQUE_SECTION_P, UNIQUE_SECTION): Likewise.
2868 (FUNCTION_PROFILER): Redefine appropriately for Linux.
2869 (CC1_SPEC): Likewise.
2871 Wed Sep 15 10:09:48 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2873 * genattr.c (main): Add extern prototype. Call return, not exit.
2874 * genattrtab.c (main): Likewise.
2875 * gencheck.c (main): Likewise.
2876 * gencodes.c (main): Likewise.
2877 * genconfig.c (main): Likewise.
2878 * genemit.c (main): Likewise.
2879 * genextract.c (main): Likewise.
2880 * genflags.c (main): Likewise.
2881 * gengenrtl.c (main): Likewise.
2882 * genopinit.c (main): Likewise.
2883 * genoutput.c (main): Likewise.
2884 * genpeep.c (main): Likewise.
2885 * genrecog.c (main): Likewise.
2887 * genattr.c (get_insn_name): Mark parameter with ATTRIBUTE_UNUSED.
2888 * genattrtab.c (get_insn_name): Likewise.
2889 * gencodes.c (get_insn_name): Likewise.
2890 * genconfig.c (get_insn_name): Likewise.
2891 * genemit.c (get_insn_name): Likewise.
2892 * genextract.c (get_insn_name): Likewise.
2893 * genflags.c (get_insn_name): Likewise.
2894 * genopinit.c (get_insn_name): Likewise.
2895 * genpeep.c (get_insn_name): Likewise.
2897 * gencheck.c (usage): Add static prototype.
2898 * genextract.c (print_path): Constify a char*.
2899 * genopinit.c (optabs): Likewise.
2900 * genoutput.c (operand_data, data, output_predicate_decls,
2901 compare_operands): Likewise.
2902 * genrecog.c (write_tree): Add default case in switch.
2904 Wed Sep 15 09:59:16 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2906 * rtl.h (get_insn_name, print_rtl_with_bb): Add prototypes.
2908 * print-rtl.c (get_insn_name): Remove prototype.
2910 * toplev.h (progname): Declare const.
2912 * toplev.c (init_decl_processing, init_obstacks, init_tree_codes,
2913 init_regs, init_optabs, init_stmt, init_reg_sets, dump_flow_info,
2914 dump_sched_info, dump_local_alloc, regset_release_memory,
2915 print_rtl, print_rtl_with_bb, rest_of_decl_compilation,
2916 error_with_file_and_line, error_with_decl, error_for_asm, error,
2917 fatal, warning_with_file_and_line, warning_with_decl, warning,
2918 pedwarn, pedwarn_with_decl, pedwarn_with_file_and_line, sorry):
2919 Remove redundant prototypes.
2921 (notice, check_lang_option, report_file_and_line, vnotice,
2922 mark_file_stack): Add static prototype.
2923 (set_fatal_function): Add prototype.
2924 (vnotice, report_file_and_line, set_fatal_function,
2925 check_lang_option): Constify a char*.
2926 (main): Prototype. Call return, not exit.
2928 Wed Sep 15 09:50:18 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2930 * aclocal.m4 (AC_GCC_C_LONG_DOUBLE): New macro.
2932 * configure.in (AC_GCC_C_LONG_DOUBLE): Call it.
2934 * gansidecl.h (HAVE_LONG_DOUBLE): Define if gcc for stage2.
2936 * ggc-simple.c (HAVE_LONG_DOUBLE): Test before using long double.
2938 Wed Sep 15 11:04:43 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2940 * function.c (assign_parms): Delete arg SECOND_TIME. Don't test it,
2941 behave as if it's zero in all cases.
2942 (expand_function_start): Adjust call to assign_parms.
2943 * tree.h (assign_parms): Adjust prototype.
2944 * objc/objc-act.c (hack_method_prototype): Adjust call to
2947 Tue Sep 14 21:47:06 1999 Jeffrey A Law (law@cygnus.com)
2949 * cse.c (FIXED_BASE_PLUS_P): Do not consider referneces to
2950 arg_pointer_rtx fixed if the argument pointer register is
2952 (NONZERO_BASE_PLUS_P): Likewise.
2954 Tue Sep 14 20:26:02 1999 Richard Henderson <rth@cygnus.com>
2956 * rtl.def (match_insn, match_insn2): Remove match_insn; rename
2957 match_insn2 to match_insn.
2958 * genrecog.c (add_to_sequence): Rename MATCH_INSN2.
2960 Tue Sep 14 20:10:29 1999 Richard Henderson <rth@cygnus.com>
2962 * Makefile.in (USER_H): Remove va-foo.h.
2964 * ginclude/{va-alpha.h,va-arc.h,va-c4x.h,va-clipper.h,va-h8300.h,
2965 va-i860.h,va-i960.h,va-m32r.h,va-m88k.h,va-mips.h,va-mn10200.h,
2966 va-mn10300.h,va-pa.h,va-ppc.h,va-pyr.h,va-sh.h,va-sparc.h,
2967 va-spur.h,va-v850.h}: Remove.
2969 Tue Sep 14 19:43:16 1999 Richard Henderson <rth@cygnus.com>
2971 * sparc/sparc.md (eligible_for_return_delay): New attribute.
2972 (in_return_delay): Use it instead of match_insn.
2974 Tue Sep 14 23:05:37 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
2976 * config/alpha/va_list.h (va-alpha.h): Do not include.
2977 (__gnuc_va_list): Typedef as in varargs.h.
2979 Tue Sep 14 18:14:03 1999 Richard Henderson <rth@cygnus.com>
2981 * ggc-common.c (ggc_mark_tree): Mark DECL_SOURCE_FILE and
2982 DECL_LIVE_RANGE_RTL.
2984 Tue Sep 14 16:47:08 1999 Mark Mitchell <mark@codesourcery.com>
2986 * except.c (expand_eh_region_start_for_decl): Use NOTE_EH_HANDLER,
2987 not NOTE_BLOCK_NUMBER.
2988 (expand_eh_region_end): Likewise.
2989 (find_exception_handler_labels): Likewise.
2990 (scan_region): Likewise.
2991 (exception_optimize): Likewise.
2992 (update_rethrow_references): Likewise.
2993 (set_insn_eh_region): Likewise.
2994 * final.c (final_scan_insn): Likewise.
2995 * flow.c (make_edges): Likewise.
2996 * integrate.c (expand_inline_function): Likewise.
2997 * print-rtl.c (print_rtx): Likewise.
2999 Tue Sep 14 16:30:16 1999 Richard Henderson <rth@cygnus.com>
3001 * ginclude/stdarg.h, ginclude/varargs.h: Implement in
3002 terms of builtin functions and types.
3004 * mips.c (mips_build_va_list): New.
3005 (mips_va_start, mips_va_arg): New.
3006 * mips.h (BUILD_VA_LIST_TYPE): New.
3007 (EXPAND_BUILTIN_VA_START, EXPAND_BUILTIN_VA_ARG): New.
3009 * sh.c (sh_builtin_saveregs): Use get_varargs_alias_set.
3010 (sh_build_va_list, sh_va_start, sh_va_arg): New.
3011 * sh.h (BUILD_VA_LIST_TYPE): New.
3012 (EXPAND_BUILTIN_VA_START, EXPAND_BUILTIN_VA_ARG): New.
3014 Tue Sep 14 16:20:24 1999 Richard Henderson <rth@cygnus.com>
3016 * recog.h (struct recog_data): Make dup_num, operand_address_p,
3017 n_operands, n_dups, n_alternatives `char' instead of `unsigned char'.
3018 (struct insn_data): Likewise with n_operands, n_dups,
3019 n_alternatives, output_format.
3020 * regclass.c (scan_one_insn): Cast n_operands to int before
3021 arithmetic inside comparison.
3023 Tue Sep 14 15:13:36 1999 Richard Henderson <rth@cygnus.com>
3025 * toplev.c (compile_function): Unconditionally emit nop.
3027 Tue Sep 14 14:41:47 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3029 * haifa-sched.c (actual_hazard): Move declaration of variable
3030 `this_cost' into the scope where it is used.
3032 Tue Sep 14 14:14:28 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3034 * c-pragma.c (handle_pragma_token): Wrap variables `name' and
3035 `value' in HANDLE_PRAGMA_WEAK. Wrap variable `align' in
3036 HANDLE_PRAGMA_PACK||HANDLE_PRAGMA_PACK_PUSH_POP.
3038 * genrecog.c (make_insn_sequence): Call memset, not bzero.
3040 * jump.c (find_insert_position): Don't declare or define unless
3041 !HAVE_conditional_arithmetic.
3042 (returnjump_p_1, delete_prior_computation): Add static prototypes.
3044 * mips-tdump.c (fatal, fancy_abort, main): Add extern prototypes.
3046 * recog.c (offsettable_address_p): Prototype function pointer.
3047 (preprocess_constraints): Call memset, not bzero.
3049 * tree.c (tree_node_kind_names): Constify a char*. Make static.
3050 (gcc_obstack_init): Don't declare.
3051 (fix_sizetype): Add static prototype.
3052 (gcc_obstack_init): Use prototype casts in call to _obstack_begin.
3053 (tree_cons): Call memset, not bzero.
3055 * varasm.c (remove_from_pending_weak_list): Wrap declaration and
3056 definition in macro ASM_WEAKEN_LABEL.
3057 (mark_const_hash_entry): Add static prototype.
3059 Tue Sep 14 12:22:50 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3061 * c-lex.c (handle_generic_pragma): Remove unused variable `c'.
3063 * unroll.c (find_common_reg_term, subtract_reg_term,
3064 loop_find_equiv_value): Add static prototypes.
3065 (unroll_loop): Wrap variable `prev' in macro HAVE_cc0.
3066 (copy_loop_body): Remove unreachable break statement.
3068 * sparc.c (sparc_va_arg): Remove unused variable `tmp'.
3070 * sparc.h (sparc_va_start, sparc_va_arg): Add extern prototypes.
3072 Tue Sep 14 15:28:00 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3074 Undo some changes from the gcc2 merge:
3075 * rtl.def (CONSTANT_P_RTX): Fix the comment for this rtx code.
3076 * emit-rtl.c (gen_rtx_REG): Don't test special reg rtx's for null
3080 Sat Oct 3 07:20:28 1998 Stephen L Moshier <moshier@world.std.com>
3081 * emit-rtl.c (gen_lowpart_common): Disable optimization of
3082 initialized float-int union if the value is a NaN.
3084 Tue Sep 14 04:03:44 1999 Mumit Khan <khan@xraylith.wisc.edu>
3086 * gthr-win32.h: New file.
3088 * i386/winnt.c (i386_pe_valid_decl_attribute_p): Recognize
3089 shared as a valid attribute.
3090 * i386/cygwin.h (ASM_OUTPUT_SECTION): Handle shared attribute.
3091 * extend.texi: Document `shared' variable attribute.
3093 Tue Sep 14 04:01:46 1999 Loren Rittle <ljrittle@acm.org>
3095 * configure.in: Handle --enable-threads on FreeBSD.
3096 * configure: Rebuit.
3098 Tue Sep 14 03:58:44 1999 Andreas Jaeger <aj@arthur.rhein-neckar.de>
3100 * configure.in: Add crtbeginS.o, crtendS.o for mips-linux; add
3102 * configure: Rebuilt.
3104 Tue Sep 14 03:47:23 1999 Joel Sherrill <joel@OARcorp.com>
3105 Charles-Antoine Gauthier <charles.gauthier@iit.nrc.ca>
3106 Rosimildo DaSilva <rdasilva@connecttel.com>
3108 * configure.in (m68k-*-rtemscoff*): Added.
3109 * configure.in (mips64orion-*-rtems*): Converted to ELF.
3110 * configure.in (sparc-*-rtemsaout*): Added as alias for old
3111 sparc-rtems configuration.
3112 * configure.in (sparc-*-rtemself*): Added.
3113 * configure.in (sparc-*-rtems*): Now ELF not a.out.
3114 * config/i386/rtems.h: Added comment.
3115 * config/sparc/rtemself.h: New file.
3117 * configure.in (m68k-rtemself): Added.
3118 * config/elfos.h: Added ifndef wrapper for DWARF2_DEBUGGING_INFO
3119 and DWARF_DEBUGGING_INFO.
3120 * config/m68k/crti.s: New file.
3121 * config/m68k/crtn.s: New file.
3122 * config/m68k/t-crtstuff: New file.
3123 * config/m68k/rtemself.h: New file.
3125 * configure.in (i[[34567]]86-*-rtemself*): Now uses crtstuff for
3126 global ctor/dtor and C++ exception handling.
3127 * config/i386/rtemself.h: Now uses crtstuff (crti.o + crtbegin.o)
3128 for STARTFILE_SPEC and crtstuff (crtend.o + crtn.o) for
3130 * config/i386/t-rtems-i386: New File.
3132 Tue Sep 14 09:47:41 1999 Andreas Schwab <schwab@suse.de>
3134 * stmt.c (expand_end_case): Return right away if the case stack is
3137 Tue Sep 14 01:47:19 1999 Jeffrey A Law (law@cygnus.com)
3139 * Makefile.in (version.c): Remove rule incorrectly brought in from
3142 Tue Sep 14 01:42:27 1999 Marc Espie <espie@cvs.openbsd.org>
3144 * Makefile.in: Prepend $(SHELL) to move-if-change calls.
3145 * msdos/top.sed: Take into account a prepended $(SHELL) to
3147 * winnt/config-nt.sed: Likewise. Kill bogus substitution.
3149 * objc/Make-lang.in: Prepend $(SHELL) to move-if-change calls.
3151 Tue Sep 14 01:38:52 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
3153 * regmove.c (fixup_match_1): Don't change an unchanging register.
3154 (stable_but_for_p): Renamed to:
3155 (stable_and_no_regs_but_for_p). Reject unchanging registers too.
3156 Changed all callers.
3158 Tue Sep 14 01:33:15 1999 Andreas Schwab <schwab@suse.de>
3160 * loop.c (strength_reduce): Don't call reg_used_between_p if the
3161 insn from BL2 is after the insn from BL.
3163 Mon Sep 13 21:06:01 1999 Richard Henderson <rth@cygnus.com>
3165 * recog.h (INSN_OUTPUT_FORMAT_*): New.
3166 (struct insn_data): Merge `template' and `outfun' into `output'.
3167 Add `output_format'.
3168 * genoutput.c (INSN_OUTPUT_FORMAT_*): New.
3169 (struct data): Remove `outfun'; add `output_format'.
3170 (name_for_index): Remove declaration.
3171 (output_insn_data): Handle output formats.
3172 (process_template): Emit the bare array for @.
3173 (gen_expand, gen_split): Set output_format to NONE.
3174 * output.h (get_insn_template): Declare.
3175 * final.c (get_insn_template): New.
3176 (final_scan_insn): Use it.
3177 * toplev.c (compile_file): Likewise.
3179 * c4x/c4x.c (c4x_process_after_reload): Likewise.
3180 * i860/i860.c (output_delayed_branch): Likewise.
3181 (output_delay_insn): Likewise.
3183 1999-09-13 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
3185 * rtl.c (obstack_alloc_rtx): Removed.
3187 1999-09-13 17:03 -0700 Zack Weinberg <zack@bitmover.com>
3189 * config/gmicro/gmicro.md: Disable move DF->DI anonymous pattern.
3191 Mon Sep 13 15:21:46 1999 Richard Henderson <rth@cygnus.com>
3193 * i386.c (call_insn_operand): Reject const_int.
3194 (expander_call_insn_operand): Use call_insn_operand.
3196 Mon Sep 13 17:44:28 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3198 * gcc.c (getrusage): Wrap prototype arguments in PROTO().
3200 1999-09-13 12:18 -0700 Zack Weinberg <zack@bitmover.com>
3202 * config/i370/i370.md (mulsi, divsi, modsi anonymous insns):
3203 Use DImode operation.
3205 1999-09-13 12:13 -0700 Zack Weinberg <zack@bitmover.com>
3207 * gcc.c: Include sys/resource.h.
3208 (report_times): New flag.
3209 (execute): If report_times is set, calculate and report the
3210 CPU time consumed by each subprocess.
3212 (rus, prus): New globals.
3213 (option_map): Add --time.
3214 (display_help): Document -time.
3215 (process_command): Set report_times if -time is given.
3216 Turn off -pipe if -time is given.
3218 * invoke.texi: Document new option -time.
3220 * configure.in: Check for getrusage. Check if we have to
3221 prototype getrusage.
3222 * acconfig.h: Add NEED_DECLARATION_GETRUSAGE.
3223 * configure: Regenerate.
3224 * config.in: Regenerate.
3226 Mon Sep 13 12:57:06 1999 Dave Brolley <brolley@cygnus.com>
3228 * cppinit.c (append_include_chain): Initialize 'next' and 'alloc'
3231 Mon Sep 13 10:01:33 1999 Nick Clifton <nickc@cygnus.com>
3233 * config/fp-bit.c: Define L_thenan_sf or L_thenan_df (as
3234 appropriate) if FINE_GRAINED_LIBRARIES is not defined.
3235 (nan): Return _thenan_sf or _thenan_df as appropriate.
3236 (L_thenan_sf): Define _thenan_sf.
3237 (L_thenan_df): Define _thenan_df.
3239 * Makefile.in (FPBIT_FUNCS): Add _thenan_sf.
3240 (DPBIT_FUNCS): Add _thenan_df.
3242 Mon Sep 13 09:38:53 1999 Andreas Schwab <schwab@suse.de>
3244 * tree.c (fix_sizetype): Exchange the types for TYPE_SIZE and
3247 Sun Sep 12 23:28:20 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3249 * Makefile.in (gcc.o, gccspec.o, cppspec.o): Depend on gcc.h.
3252 (lang_specific_driver): Don't take a function pointer parameter.
3253 All callers changed.
3255 * gcc.c: Include gcc.h.
3256 (do_spec, fancy_abort,lang_specific_driver,lang_specific_pre_link,
3257 lang_specific_extra_outfiles, fatal): Don't declare.
3258 (multilib_defaults_raw): Constify.
3259 (read_specs): Call memset, rather than bzero.
3260 (main): Call return, not exit.
3261 (lookup_compiler): Call memcpy, not bcopy.
3262 (fatal): Make extern.
3264 * cppspec.c: Include gcc.h.
3265 (lang_specific_driver): Initialize variable `quote'. Constify a
3266 char*. All calls to the function pointer parameter now
3267 explicitly call `fatal'.
3269 * gccspec.c (lang_specific_driver): Include gcc.h.
3271 Sun Sep 12 19:52:10 1999 Richard Earnshaw <rearnsha@arm.com>
3273 * arm.c (note_invalid_constants): Use recog_data.operand_type
3276 Sun Sep 12 15:53:20 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3278 * tree.h (build_common_tree_nodes, build_common_tree_nodes_2):
3281 * reload.h (reload_in, reload_out, reload_in_reg, reload_out_reg,
3282 reload_reg_class, reload_inmode, reload_outmode, reload_optional,
3283 reload_nongroup, reload_inc, reload_opnum, reload_secondary_p,
3284 reload_secondary_in_reload, reload_secondary_out_reload,
3285 reload_secondary_in_icode, reload_secondary_out_icode,
3286 reload_reg_rtx, reload_when_needed): Delete declarations.
3287 (struct reload): New structure.
3288 (rld): Declare new array.
3289 * reload.c (reload_in, reload_out, reload_in_reg, reload_out_reg,
3290 reload_reg_class, reload_inmode, reload_outmode, reload_optional,
3291 reload_nongroup, reload_inc, reload_opnum, reload_secondary_p,
3292 reload_secondary_in_reload, reload_secondary_out_reload,
3293 reload_secondary_in_icode, reload_secondary_out_icode,
3294 reload_reg_rtx, reload_when_needed): Delete definitions.
3296 (whole file): Replace uses of the deleted arrays with uses of rld.
3297 * reload1.c (whole file): Replace uses of the deleted arrays with
3299 (choose_reload_regs): Copy in/out of save_reload_reg_rtx with
3300 explicit loops, not with bcopy.
3302 Sun Sep 12 05:00:24 1999 Richard Henderson <rth@cygnus.com>
3304 * recog.h (insn_template, insn_outfun, insn_n_operands, insn_n_dups,
3305 insn_n_alternatives, insn_operand_constraint, insn_operand_address_p,
3306 insn_operand_mode, insn_operand_strict_low, insn_operand_predicate,
3307 insn_name): Delete and consolidate into new structures.
3308 (insn_operand_predicate_fn): New.
3309 (insn_output_fn): New.
3311 (struct insn_operand_data): New.
3312 (struct insn_data): New.
3314 (OUT_FCN): Update for insn_data change.
3315 * builtins.c (expand_builtin_strlen): Likewise.
3316 (expand_builtin_memcmp): Likewise.
3317 * combine.c (make_extraction, simplify_comparison): Likewise.
3318 * cse.c (canon_reg, cse_insn): Likewise.
3319 * explow.c (allocate_dynamic_stack_space, probe_stack_range): Likewise.
3320 * expmed.c (store_bit_field, extract_bit_field): Likewise.
3321 (emit_store_flag): Likewise.
3322 * expr.c (convert_move, emit_block_move): Likewise.
3323 (clear_storage, emit_push_insn, expand_increment): Likewise.
3324 (do_store_flag): Likewise.
3325 * expr.h (GEN_FCN): Likewise.
3326 (insn_gen_function): Die.
3327 * final.c (final_scan_insn): Update for insn_data change.
3328 (output_asm_name): Likewise.
3329 * function.c (fixup_var_refs_1): Likewise.
3330 * loop.c (check_dbra_loop): Likewise.
3331 * optabs.c (expand_binop, expand_twoval_binop): Likewise.
3332 (expand_unop, expand_complex_abs, emit_unop_insn): Likewise.
3333 (prepare_cmp_insn, prepare_operand, emit_indirect_jump): Likewise.
3334 (emit_conditional_move, gen_add2_insn, gen_sub2_insn): Likewise.
3335 * recog.c (validate_replace_rtx_1, extract_insn): Likewise.
3336 * regmove.c (gen_add3_insn): Likewise.
3337 * reload.c (push_secondary_reload, combine_reloads): Likewise.
3338 (find_reloads, find_reloads_address_1): Likewise.
3339 (debug_reload_to_stream): Likewise.
3340 * reload1.c (emit_reload_insns, gen_reload): Likewise.
3341 * stmt.c (expand_end_case): Likewise.
3342 * toplev.c (compile_file): Likewise.
3344 * c4x/c4x.c (c4x_process_after_reload): Likewise.
3345 * i860/i860.c (output_delayed_branch, output_delay_insn): Likewise.
3347 * print-rtl.c (insn_name_ptr): Remove declaration.
3348 (get_insn_name): Declare.
3349 (print_rtx): Use it.
3350 * genoutput.c (insn_name_ptr): Remove.
3351 (next_operand_number): New.
3352 (struct operand_data): New.
3353 (null_operand, odata, odata_end): New.
3354 (struct data): Use struct operand_data.
3355 (idata, idata_end): Renamed from insn_data and end_of_insn_data.
3356 (get_insn_name): Renamed from name_for_index.
3357 (output_prologue): Define NO_MD_PROTOTYPES.
3358 (output_predicate_decls): Break out from output_epilogue.
3359 Iterate over the operands list.
3360 (output_operand_data): Break out from output_epilogue. Emit
3361 just the operands list.
3362 (output_insn_data): Break out from output_epilogue. Emit just
3364 (output_epilogue): Remove.
3365 (output_get_insn_name): New.
3366 (constraints, op_n_alternatives, predicates, address_p): Die.
3367 (modes, strict_low, seen): Die.
3368 (scan_operands): Take new param `d' instead of writing to
3369 seven global variables.
3370 (compare_operands): New.
3371 (place_operands): New.
3372 (validate_insn_alternatives): Update for struct data change.
3373 (gen_insn): Don't zero or copy 7 global arrays. Update for
3374 scan_operands; call place_operands.
3375 (gen_peephole, gen_expand, gen_split): Likewise.
3376 (main): Update for new output routines.
3378 * genattr.c (insn_name_ptr): Remove.
3379 (get_insn_name): New function.
3380 * genattrtab.c, gencodes.c, genconfig.c, genemit.c: Likewise.
3381 * genextract.c, genflags.c, genopinit.c, genpeep.c: Likewise.
3382 * genrecog.c: Likewise.
3384 * alpha.md (adddi3): Make `pattern' array static.
3386 Sun Sep 12 22:05:21 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
3388 * config/c4x/c4x.h (c4x_rpts_cycles_string,
3389 c4x_cpu_version_string): Constify char *.
3390 * config/c4x/c4x.c (c4x_rpts_cycles_string,
3391 c4x_cpu_version_string): Likewise.
3393 Sat Sep 11 23:28:33 1999 Richard Henderson <rth@cygnus.com>
3395 * tree.c (save_tree_status): Revert 10 Sep change.
3396 (restore_tree_status): Likewise. Call obstack_free with NULL
3397 before freeing the obstack proper.
3399 Sat Sep 11 23:23:46 1999 Richard Henderson <rth@cygnus.com>
3401 * cse.c (cse_main): If gc'ing, collect around cse_basic_block.
3403 * ggc-simple.c (ggc_pop_context): Fold outstanding bytes into
3404 surrounding context.
3406 Sat Sep 11 19:52:43 1999 Mark Mitchell <mark@codesourcery.com>
3408 * tree.c (type_hash_canon): Put all types in the hash-table, when
3411 Sat Sep 11 18:37:04 1999 Richard Henderson <rth@cygnus.com>
3413 * recog.h (struct recog_data, recog_data): New.
3414 (recog_foo variables): Kill.
3415 * recog.c (recog_operand, recog_operand_loc): Kill.
3416 (recog_dup_loc, recog_dup_num, recog_n_operands): Kill.
3417 (recog_n_dups, recog_n_alternatives, recog_operand_mode): Kill.
3418 (recog_constraints, recog_op_type, recog_operand_address_p): Kill.
3419 (recog_data): Define.
3420 (extract_insn): Update all recog_foo references to use recog_data.
3421 (preprocess_constraints, constrain_operands): Likewise.
3422 * final.c (final_scan_insn, cleanup_subreg_operands): Likewise.
3423 * genattrtab.c (main): Likewise.
3424 * genextract.c (main): Likewise.
3425 * genoutput.c: Likewise.
3426 * genrecog.c (write_subroutine, main): Likewise.
3427 * local-alloc.c (block_alloc): Likewise.
3428 * reg-stack.c (record_asm_reg_life, subst_asm_stack_regs): Likewise.
3429 * regclass.c (scan_one_insn, record_reg_classes): Likewise.
3430 * regmove.c (regmove_optimize, find_matches, fixup_match_1): Likewise.
3431 * reload.c (find_reloads, find_reloads_toplev): Likewise.
3432 * reload1.c (maybe_fix_stack_asms, eliminate_regs_in_insn): Likewise.
3433 (reload_cse_simplify_operands): Likewise.
3435 * arc/arc.c (arc_final_prescan_insn): Likewise.
3436 * arm/arm.c (note_invalid_constants, arm_final_prescan_insn): Likewise.
3437 * h8300/h8300.c (notice_update_cc): Likewise.
3438 * i386/i386.c (ix86_attr_length_default, ix86_agi_dependant): Likewise.
3439 * i860/i860.c (output_delayed_branch, output_delay_insn): Likewise.
3440 * mn10200/mn10200.c (notice_update_cc): Likewise.
3441 * mn10300/mn10300.c (notice_update_cc): Likewise.
3442 * romp/romp.c (update_cc): Likewise.
3443 * sparc/sparc.c (check_pic): Likewise.
3444 * v850/v850.c (notice_update_cc): Likewise.
3446 * genemit.c (main): Don't declare recog_operand.
3448 Sat Sep 11 12:41:55 1999 Alex Samuel <samuel@codesourcery.com>
3450 * ggc.h (rtvec_def): Forward declare.
3451 (tree_node): Likewise.
3454 (ggc_set_mark_rtx): Add prototype.
3455 (ggc_set_mark_rtvec): Likewise.
3456 (ggc_set_mark_tree): Likewise.
3457 * ggc-simple.c (ggc_root): Don't define.
3458 (roots): Don't declare.
3459 (ggc_mark_rtx): Remove.
3460 (ggc_mark_rtvec): Likewise.
3461 (ggc_mark_tree): Likewise.
3462 (ggc_mark_varray): Likewise.
3463 (ggc_mark_tree_hash_table_entry): Likewise.
3464 (ggc_mark_tree_hash_table): Likewise.
3465 (ggc_set_mart_rtx): New function.
3466 (ggc_set_mark_rtvec): Likewise.
3467 (ggc_set_mark_tree): Likewise.
3468 (ggc_add_root): Remove.
3469 (ggc_add_rtx_root): Likewise.
3470 (ggc_remove_tree_root): Likewise.
3471 (ggc_add_string_root): Likewise.
3472 (ggc_add_tree_varray_root): Likewise.
3473 (ggc_add_tree_hash_table_root): Likewise.
3474 (ggc_del_root): Likewise.
3475 (ggc_mark_rtx_ptr): Likewise.
3476 (ggc_mark_tree_ptr): Likewise.
3477 (ggc_mark_string_ptr): Likewise.
3478 (ggc_mark_tree_varray_ptr): Likewise.
3479 (ggc_mark_tree_hash_table_ptr): Likewise.
3480 * ggc-common.c: New file.
3481 * Makefile.in (OBJS): Add ggc-common.o.
3482 (ggc-common.o): List dependencies.
3484 1999-09-10 22:37 -0700 Zack Weinberg <zack@bitmover.com>
3486 * cppalloc.c (xstrdup): Use memcpy.
3487 * cpperror.c (cpp_print_containing_files): Don't use
3489 * cpplib.c (conditional_skip): Set temp->lineno.
3490 (do_endif): Make error message less obscure.
3491 (if_directive_name): New function.
3492 (cpp_get_token [case EOF]): Unwind the if stack and generate
3493 error messages for each unterminated conditional in this file.
3494 (parse_string): Do not behave differently if -traditional.
3496 Fri Sep 10 14:04:07 1999 Richard Henderson <rth@cygnus.com>
3498 * builtins.c (expand_builtin_va_arg): Cope with an array-type
3499 va_list decomposing to pointer-type.
3500 * rs6000.c (rs6000_va_start) Unwrap the ARRAY_TYPE to get at fields.
3501 (rs6000_va_arg): Likewise.
3503 Fri Sep 10 13:21:21 1999 Jim Wilson <wilson@cygnus.com>
3505 * except.c (start_dynamic_handler): Compute size using
3506 STACK_SAVEAREA_MODE.
3508 Fri Sep 10 16:01:23 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3510 * protoize.c: Remove various __STDC__ and POSIX hacks. Don't
3511 include directory headers. Don't define strrchr. Don't provide
3512 my_* replacement functions. Prefer PTR over `pointer_type'.
3513 Don't prototype system functions. Don't redefine getopt.
3515 (shortpath, fancy_abort, notice, savestring, dupnstr, substr,
3516 safe_read, safe_write, save_pointers, restore_pointers,
3517 is_id_char, in_system_include_dir, directory_specified_p,
3518 file_excluded_p, unexpand_if_needed, abspath, check_aux_info,
3519 find_corresponding_lparen, referenced_file_is_newer,
3520 save_def_or_dec, munge_compile_params, gen_aux_info_file,
3521 process_aux_info_file, identify_lineno, check_source,
3522 seek_to_line, forward_to_next_token_char, output_bytes,
3523 output_string, output_up_to, other_variable_style_function,
3524 find_rightmost_formals_list, do_cleaning, careful_find_l_paren,
3525 do_processing, is_syscalls_file, rename_c_file, find_extern_def,
3526 find_static_definition, connect_defs_and_decs, add_local_decl,
3527 add_global_decls, needs_to_be_converted, visit_each_hash_node,
3528 add_symbol, lookup, free_def_dec, find_file, reverse_def_dec_list,
3529 edit_fn_declaration, edit_formals_lists, edit_fn_definition,
3530 scan_for_missed_items, edit_file, string_list_cons): Add static
3532 (standard_exec_prefix, target_machine, target_version,
3533 default_syscalls_dir, string_list, string_list_cons, find_file,
3534 do_cleaning): Constify a char*.
3535 (safe_read, safe_write): Use PTR, not a char*.
3536 (is_id_char): Take an int, not a char.
3537 (main): Add prototype. Call return, not exit.
3539 Fri Sep 10 16:48:26 1999 Andrew Haley <aph@cygnus.com>
3541 * tree.c (type_hash_lookup): Check for equal TYPE_ALIGN fields
3542 when comparing types.
3544 Fri Sep 10 08:43:32 1999 Richard Henderson <rth@cygnus.com>
3546 * loop.c (basic_induction_var): Typo NULL_RTX -> NULL.
3547 (strength_reduce): Release the varrays from the no-bivs early exit.
3549 * reload1.c (order_regs_for_reload): Init hard_reg_n_uses before
3550 the loop over the registers.
3552 * tree.c (save_tree_status): Set maybepermanent_firstobj NULL
3554 (restore_tree_status): Check that instead when freeing the obstack.
3556 Wed Sep 8 16:12:04 1999 Andrew Haley <aph@cygnus.com>
3558 * alias.c (rtx_equal_for_memref_p): Allow CONST_DOUBLEs to be used
3561 Fri Sep 10 11:58:55 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3563 * i386.md (ashlqi3): For NON_QI_REG_P regs, use sall. Fix some
3564 operand size modifiers.
3566 Fri Sep 10 10:32:32 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3568 * c-common.c (c_common_nodes_and_builtins): Don't build
3570 * c-common.h (enum c_tree_index and related accesor macros): Remove
3571 everything now declared in tree.h.
3572 * c-decl.c (CHAR_TYPE_SIZE, SHORT_TYPE_SIZE, INT_TYPE_SIZE,
3573 LONG_TYPE_SIZE, LONG_LONG_TYPE_SIZE, WCHAR_UNSIGNED, FLOAT_TYPE_SIZE,
3574 DOUBLE_TYPE_SIZE, LONG_DOUBLE_TYPE_SIZE): Don't provide defaults.
3575 (error_mark_node, void_type_node, char_type_node, integer_type_node,
3576 unsigned_type_node, ptr_type_node, va_list_type_node,
3577 integer_zero_node, null_pointer_node, integer_one_node): Delete.
3578 (init_decl_processing): Call build_common_tree_nodes and
3579 build_common_tree_nodes_2 instead of building their nodes here.
3580 Don't add roots for these nodes.
3581 * stor-layout.c (size_zero_node, size_one_node): Delete.
3582 (set_sizetype): Make a new node for bitsizetype each time.
3583 * tree.c (global_trees): New variable.
3584 (init_obstacks): Add a gc root for it.
3585 (CHAR_TYPE_SIZE, SHORT_TYPE_SIZE, INT_TYPE_SIZE,
3586 LONG_TYPE_SIZE, LONG_LONG_TYPE_SIZE, FLOAT_TYPE_SIZE,
3587 DOUBLE_TYPE_SIZE, LONG_DOUBLE_TYPE_SIZE): Provide defaults.
3588 (build_common_tree_nodes): New function.
3589 (fix_sizetype): New function.
3590 (build_common_tree_nodes_2): New function.
3591 * tree.h (enum tree_index): New.
3592 (global_trees): Declare.
3593 Add accessor macros for all nodes now moved to global_trees.
3594 Delete their declarations.
3596 Thu Sep 9 20:15:46 1999 Richard Henderson <rth@cygnus.com>
3598 * c-decl.c (finish_function): When processing a nested function,
3599 push and pop GC context around rest_of_compilation.
3601 Thu Sep 9 16:42:06 1999 Richard Henderson <rth@cygnus.com>
3603 * i386.c (override_options): Remove ppro, pentium2, and p2 as aliases.
3604 Default ix86_arch to PROCESSOR_I386.
3605 * i386.h (CC1_CPU_SPEC): Don't add -march=foo. Remove -mno-foo.
3606 (CPP_486_SPEC, CPP_586_SPEC, CPP_686_SPEC): Delete.
3607 (CPP_CPU_DEFAULT_SPEC): Define to __tune_foo__.
3608 (CC1_CPU_SPEC): Make -march=foo define __foo__, and provide
3609 __tune_foo__ if no -mcpu. Make -mcpu=bar define __tune_bar__.
3610 (EXTRA_SPECS): Remove deleted specs.
3612 Thu Sep 9 16:03:06 1999 Richard Henderson <rth@cygnus.com>
3614 * function.c (assign_stack_local_1): Allocate from
3615 function->x_frame_offset, not frame_offset.
3617 Thu Sep 9 14:36:31 1999 Mark Mitchell <mark@codesourcery.com>
3619 * ggc.h (lang_cleanup_tree): Remove.
3620 * gcc-simple.c (ggc_free_tree): Don't call lang_cleanup_tree.
3621 * ggc-callbacks.c (lang_cleanup_tree): Remove.
3623 * c-decl.c (finish_struct): Use ggc_alloc to allocate
3624 TYPE_LANG_SPECIFIC when garbage collecting.
3625 (lang_mark_tree): Mark TYPE_LANG_SPECIFIC.
3626 (lang_cleanup_tree): Remove.
3628 Thu Sep 9 14:23:02 1999 Jason Merrill <jason@yorick.cygnus.com>
3630 * defaults.h (EH_FRAME_SECTION, EH_FRAME_SECTION_ASM_OP): Define here.
3631 * crtstuff.c: Not here.
3632 * dwarf2out.c: Or here.
3633 * libgcc2.c (__do_global_ctors, __do_global_dtors): Handle EH frame
3636 Thu Sep 9 09:40:58 1999 Mark Mitchell <mark@codesourcery.com>
3638 * function.h (free_after_compilation): Remove decl parameter.
3639 (free_varasm_status0: Likewise.
3640 (free_emit_status): Likewise.
3641 (free_stmt_status): Likewise.
3642 (free_after_compilation): Likewise.
3643 (init_lang_status): New variable.
3644 (free_lang_status): Likewise.
3645 * emit-rtl.c (free_emit_status): Make decl parameter implicit.
3646 * function.c (init_lang_status): New variable.
3647 (free_lang_status): Likewise.
3648 (push_function_context_to): Don't set function::decl here.
3649 (free_after_copmilation): Make decl parameter implicit. Call
3650 free_lang_status if defined.
3651 (prepare_function_start): Call init_lang_status if defined.
3652 (init_function_start): Set function::decl here.
3653 * profile.c (output_func_start_profiler): Don't call pushdecl
3654 until we've actually started the function.
3655 * stmt.c (free_stmt_status): Make decl parameter implicit.
3656 * toplev.c (rest_of_compilation): Don't pass decl to
3657 free_after_compilation.
3658 * varasm.c (free_varasm_status): Likewise.
3660 Thu Sep 9 17:23:19 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3662 * except.c (call_get_eh_context): Add root when allocating static
3665 Thu Sep 9 15:24:59 BST 1999 Richard Earnshaw <rearnsha@arm.com>
3667 * arm.c: Include "ggc.h".
3668 (arm_add_gc_roots): New function.
3669 (arm_override_options): Call it.
3670 (aof_pic_entry): Add a GC root for aof_pic_label when it's allocated.
3672 * arm.md (define_asm_attributes): Add a pool_range attribute.
3674 Thu Sep 9 12:32:57 BST 1999 Nathan Sidwell <nathan@acm.org>
3676 * extend.texi (Volatiles): New node.
3678 Thu Sep 9 03:37:31 1999 Richard Henderson <rth@cygnus.com>
3680 * ggc-simple.c (IS_MARKED, IGNORE_MARK): New.
3681 (GGC_ANY_MAGIC, GGC_ANY_MAGIC_MARK): New.
3682 (struct ggc_any): Replace `mark' with `magic_mark'.
3683 (ggc_alloc_string): Use memcpy, not bcopy.
3684 (ggc_alloc_any): Set magic_mark. Update bytes_alloced_since_gc.
3685 (ggc_free_{rtx,rtvec,tree,string}): Mark inline.
3686 (ggc_free_any): New.
3687 (ggc_mark_string): Use IGNORE_MARK. Calc back to struct gcc_string.
3688 (ggc_mark): Use IGNORE_MARK. Abort if magic doesn't match.
3689 (ggc_collect): Re-enable collection avoidance. Use GGC_ANY_MARK.
3690 Use IS_MARKED. Use ggc_free_any.
3692 1999-09-09 Scott Bambrough <scottb@netwinder.org>
3694 * config/arm/linux-elf.h: define NO_IMPLICIT_EXTERN_C
3696 Thu Sep 9 01:55:21 1999 Richard Henderson <rth@cygnus.com>
3698 * toplev.c (main): Always init_ggc.
3700 Wed Sep 8 23:53:22 1999 Richard Henderson <rth@cygnus.com>
3702 * except.c (find_all_handler_type_matches): Free the list if
3703 we found no matches.
3705 * combine.c (SUBST): Break out to a real function do_SUBST.
3706 (SUBST_INT): Likewise.
3707 * gcse.c (free_pre_mem): Free `temp_bitmap'.
3708 (pre_insert): Free `inserted'.
3709 * loop.c (basic_induction_var): Always set `location'.
3711 * function.c (expand_function_end): Add initial_trampoline as a root.
3712 * rtl.h (init_varasm_once): Declare.
3713 * toplev.c (compile_file): Call it.
3714 * ggc-simple.c (ggc_mark_string_ptr): New.
3715 (ggc_add_string_root): New.
3716 (ggc_collect): Disable collection avoidance temporarily.
3717 * ggc.h (ggc_add_string_root): Declare.
3718 * except.c (create_rethrow_ref): Use ggc_alloc_string.
3719 * optabs.c (init_libfuncs): Likewise.
3720 * varasm.c (named_section): Use ggc_alloc_string.
3721 (make_function_rtl): Likewise.
3722 (make_decl_rtl): Likewise.
3723 (assemble_static_space): Likewise.
3724 (assemble_trampoline_template): Likewise.
3725 (output_constant_def): Likewise.
3726 (force_const_mem): Likewise.
3727 (mark_const_hash_entry): New.
3728 (mark_pool_sym_hash_table): New.
3729 (mark_varasm_state): Use it.
3730 (init_varasm_once): New.
3732 * expr.h (init_one_libfunc): Declare.
3733 * optabs.c (init_one_libfunc): New.
3734 (init_optabs): Use it.
3735 * config/gofast.h: Likewise.
3736 * config/sparc/sol2.h (INIT_SUBTARGET_OPTABS): Likewise.
3737 * config/sparc/sparc.h (INIT_TARGET_OPTABS): Likewise.
3739 Thu Sep 9 13:46:06 1999 Geoffrey Keating <geoffk@cygnus.com>
3741 * Makefile.in (cppexp.o): Depend on cpphash.h.
3742 * cppexp.c (cpp_lex): Handle `defined (xxx)' for poisoned xxx.
3744 * cpphash.c (special_symbol): Handle plain `xxx' for poisoned xxx.
3745 * cpplib.c (do_define): Generalise to handle poisoned definitions,
3746 redefining poisoned identifiers, etc.
3747 (do_undef): Don't allow poisoned identifiers to be undefined.
3748 (do_pragma): Add #pragma poison.
3749 (do_xifdef): Handle `#ifdef xxx' for poisoned xxx.
3751 * cccp.c: Add T_POISON node type.
3752 (special_symbol): Handle `defined(xxx)' and plain `xxx' for
3754 (do_define): Generalise to handle poisoned definitions,
3755 redefining poisoned identifiers, etc.
3756 (do_undef): Don't allow poisoned identifiers to be undefined.
3757 (do_pragma): Add #pragma poison.
3758 (do_xifdef): Handle `#ifdef xxx' for poisoned xxx.
3760 * c-pragma.c (handle_pragma_token): Ignore #pragma poison.
3761 * c-pragma.h: Add ps_poison state. We now always have generic
3764 Wed Sep 8 20:30:42 1999 Mark Mitchell <mark@codesourcery.com>
3766 * ggc.h (ggc_alloc): New function.
3767 (ggc_mark): Likewise.
3768 * ggc-simple.c (ggc_any): New structure.
3769 (ggc_status): Add anys.
3770 (n_anys_collected): New variable.
3771 (ggc_alloc): Define.
3772 (ggc_mark): Likewise.
3773 (ggc_collect): Collect the anys.
3775 Wed Sep 8 20:15:14 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3777 * c-decl.c (mark_binding_level): Make static to match prototype.
3779 Wed Sep 8 16:41:27 1999 Richard Henderson <rth@cygnus.com>
3781 * flow.c (new_insn_dead_notes): Don't early out for preexisting regs.
3783 Wed Sep 8 16:07:52 1999 Richard Henderson <rth@cygnus.com>
3785 * gengenrtl.c (CONST_DOUBLE_FORMAT): Take the size REAL_ARITHMETIC
3786 will use into account. Expand the max width to 5.
3789 Wed Sep 8 16:01:14 1999 Richard Henderson <rth@cygnus.com>
3791 * ggc-simple.c (ggc_free_rtx): Poison the correct amount
3794 Wed Sep 8 15:23:54 1999 Richard Henderson <rth@cygnus.com>
3796 * alpha.md (call value patterns): Remove the result predicates.
3798 Wed Sep 8 13:35:38 1999 Richard Henderson <rth@cygnus.com>
3800 * Makefile.in (stmp-fixinc): Remove extraneous exit 1 from
3803 Wed Sep 8 15:32:16 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3805 * system.h (sbrk, malloc, calloc, realloc): Backup prototypes
3806 changed from extern char *, to extern PTR. Also fix typo in
3807 NEED_DECLARATION_REALLOC test.
3809 * mips-tdump.c (malloc, calloc, realloc): Don't prototype.
3811 Wed Sep 8 11:40:47 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3813 * gansidecl.h (__attribute__, ATTRIBUTE_UNUSED_LABEL,
3814 ATTRIBUTE_UNUSED, ATTRIBUTE_NORETURN, ATTRIBUTE_PRINTF,
3815 ATTRIBUTE_PRINTF_1, ATTRIBUTE_PRINTF_2, ATTRIBUTE_PRINTF_3,
3816 ATTRIBUTE_PRINTF_4, ATTRIBUTE_PRINTF_5, GENERIC_PTR): Delete.
3818 * c-decl.c (field_decl_cmp): Use PTR instead of GENERIC_PTR.
3820 * cccp.c (pcfinclude): Likewise.
3822 * global.c (allocno_compare): Likewise.
3824 * haifa-sched.c (rank_for_schedule): Likewise.
3826 * local-alloc.c (qty_sugg_compare_1, qty_compare_1): Likewise.
3828 * reload1.c (hard_reg_use_compare, reload_reg_class_lower): Likewise.
3830 * stupid.c (stupid_reg_compare): Likewise.
3832 * tree.c (_obstack_allocated_p): Likewise.
3834 * varray.h (varray_data_tag, VARRAY_GENERIC_PTR_INIT): Likewise.
3836 1999-09-08 Bruce Korb autogen@linuxbox.com
3838 * gcc/ch/Makefile.in: Give the hapless gperf user a hint about
3839 why "gperf -F" fails.
3840 * gcc/cp/Makefile.in: ditto
3841 * gcc/Makefile.in: ditto
3842 * gcc/java/Makefile.in: ditto
3844 Wed Sep 8 04:43:22 1999 Richard Henderson <rth@cygnus.com>
3846 * lists.c: Include ggc.h.
3848 (init_EXPR_INSN_LIST_cache): Install it.
3850 * ggc-simple.c (init_ggc): Absorb the old init.
3851 (ggc_push_context): Use xcalloc.
3852 (ggc_alloc_rtx, ggc_alloc_rtvec, ggc_alloc_tree): Likewise.
3853 (ggc_collect): Add [rvts] tags to the collection stats.
3855 Wed Sep 8 11:14:25 1999 Andreas Schwab <schwab@suse.de>
3857 * cccp.c (main): Fix handling of -include and -imacros options.
3859 Wed Sep 8 02:23:08 1999 Jeffrey A Law (law@cygnus.com)
3861 * cpplib.c (cpp_push_buffer): Fix order of arguments.
3863 Wed Sep 8 04:44:09 1999 Alexandre Oliva <oliva@dcc.unicamp.br>
3865 * rtl.h (obstack_alloc_rtx): Removed, it's now static in
3868 Wed Sep 8 00:33:43 1999 Alasdair Baird <alasdair@wildcat.demon.co.uk>
3870 * flow.c (insn_dead_p): Use XEXP rather than SUBREG_REG.
3871 * haifa-sched.c (sched_analyze_1): Use XEXP rather than SUBREG_REG
3872 and SET_DEST. Update comment.
3874 Wed Sep 8 18:55:17 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
3876 * config/c4x/c4x.c: Include ggc.h.
3877 (c4x_add_gc_roots): New function.
3878 (c4x_override_options): Call c4x_add_gc_roots.
3880 Wed Sep 8 00:00:16 1999 Richard Henderson <rth@cygnus.com>
3882 * defaults.h (TARGET_ESC): Move ...
3883 * system.h: ... here, where Linas had it in the first place. Silly me.
3885 Tue Sep 7 23:46:35 1999 Linas Vepstas <linas@linas.org>
3887 * c-common.c: Use ISGRAPH, ISLOWER, toupper.
3888 * c-lex.c, cccp.c, cexp.c, cexp.y, cppexp.c, dwarf2out.c, genattr.c,
3889 genattrtab.c, genemit.c, genextract.c, genpeep.c, tree.c: Likewise.
3890 * system.h (IN_CTYPE_DOMAIN): Define to 1 if HOST_EBCDIC.
3891 * defaults.h (TARGET_ESC): Add default.
3893 Tue Sep 7 23:36:59 1999 Linas Vepstas <linas@linas.org>
3895 * configure.in: add i370-*-openedition, i370-*-mvs and
3896 i370-*-linux targets
3898 Tue Sep 7 23:31:53 1999 Mark Mitchell <mark@codesourcery.com>
3900 * dsp16xxx.c: Include ggc.h
3901 (override_options): Mark GC roots.
3902 * mn10200.c: Include ggc.h.
3903 (asm_file_start): Mark GC roots.
3904 * tahoe.c: Include ggc.h.
3905 (extensible_operand): Mark GC roots.
3907 Tue Sep 7 23:23:15 1999 Linas Vepstas <linas@linas.org>
3909 * README: Add section discussing status of ELF ABI.
3910 * i370.c: Fix misc spelling mistakes.
3911 (i370_label_scan): Updated notes, exception handling.
3912 (i370_function_prolog): Simplify ELF stack handling.
3913 * i370.h: (FIXED_REGISTERS): Free up r12 for ELF.
3914 (STACK_GROWS_DOWNWARD): ELF stack grows down.
3915 (ASM_DECLARE_FUNCTION_NAME): Fix crazy malloc size.
3916 * i370.md: (movdi): Add notes.
3917 (floatsidf2): Use stack not rtca for scratch float area.
3918 (iorsi3): Correct operand constraints.
3919 * x-oe: Restore TAROUTOPTS which are used by pax.
3921 Tue Sep 7 22:39:18 1999 Mark Mitchell <mark@codesourcery.com>
3923 * rs6000.c: Include ggc.h.
3924 (rs6000_add_gc_roots): New function.
3925 (override_options): Call it.
3927 Tue Sep 7 22:09:03 1999 Richard Henderson <rth@cygnus.com>
3929 * alpha.h (alpha_compare): New.
3930 (alpha_compare_op0, alpha_compare_op1, alpha_compare_fp_p): Remove.
3931 * alpha.c: Likewise for the definitions.
3932 (alpha_emit_conditional_branch): Update for alpha_compare.
3933 (alpha_emit_conditional_move): Likewise.
3934 * alpha.md (cmpdf, cmpdi): Likewise.
3935 (setcc patterns): Likewise. Zero alpha_compare after use.
3936 (sne): Optimize (x != 0) into (0U < x).
3938 Tue Sep 7 21:55:02 1999 Richard Henderson <rth@cygnus.com>
3940 * alpha.h (alpha_eh_epilogue_sp_ofs): Remove.
3941 (struct machine_function): Declare; add eh_epilogue_sp_ofs.
3942 (INIT_EXPANDERS): Remove.
3943 * alpha.c: Include ggc.h.
3944 (alpha_eh_epilogue_sp_ofs, alpha_return_addr_rtx): Remove.
3945 (alpha_init_machine_status, alpha_mark_machine_status): New.
3946 (override_options): Install them.
3947 (struct machine_function): Moved to alpha.h.
3948 (alpha_save_machine_status, alpha_restore_machine_status): Remove.
3949 (alpha_init_expanders): Remove.
3950 (alpha_return_addr): Adjust to use current_function->machine.
3951 (alpha_ra_ever_killed): Likewise.
3952 (alpha_expand_epilogue): Likewise.
3953 * alpha.md (eh_epilogue): Likewise.
3955 Wed Sep 8 14:34:42 1999 Ian Piumarta <piumarta@prof.inria.fr>
3956 Melissa O'Neill <oneill@cs.sfu.ca>
3957 Geoffrey Keating <geoffk@cygnus.com>
3959 * config/rs6000/rs6000.c (first_reg_to_save): Don't save fixed or
3960 call-used registers (call-saved registers must still be contiguous
3961 and end with r31, of course).
3963 Tue Sep 7 21:41:38 1999 Richard Henderson <rth@cygnus.com>
3965 * c-typeck.c (type_lists_compatible_p): Use simple_type_promotes_to.
3966 (self_promoting_type_p): Delete.
3967 (self_promoting_args_p): Move ...
3968 * c-common.c: ... here.
3969 (c_common_nodes_and_builtins): Initialize lang_type_promotes_to.
3970 (simple_type_promotes_to): New.
3971 * builtins.c (lang_type_promotes_to): New.
3972 (expand_builtin_va_arg): Use it to give diagnostic for illegal types.
3973 * c-tree.h (C_PROMOTING_INTEGER_TYPE_P): Move ...
3974 * c-common.h: ... here.
3975 (self_promoting_args_p, simple_type_promotes_to): Declare.
3976 * c-decl.c (duplicate_decls): Use simple_type_promotes_to.
3977 (grokdeclarator): Likewise.
3978 * tree.h (lang_type_promotes_to): Declare.
3980 Tue Sep 7 17:15:21 1999 Mark Mitchell <mark@codesourcery.com>
3982 Add some machine-dependent GC roots.
3983 * sparc.c: Include ggc.h.
3984 (sparc_add_gc_roots): New function.
3985 (mark_ultrasparc_pipeline_state): Likewise.
3986 (override_options): Call sparc_add_gc_roots.
3987 * pa.c: Include ggc.h.
3988 (pa_add_gc_roots): New function.
3989 (mark_deferred_plabels): Likewise.
3990 (override_options): Call pa_add_gc_roots.
3991 * mips.c: Include ggc.h.
3992 (mips_add_gc_roots): New function.
3993 (override_options): Use it.
3995 Tue Sep 7 11:39:41 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3997 * cpperror.c (cpp_file_line_for_message): Constify a char*.
3999 * cppexp.c (parse_number, parse_charconst, cpp_lex,
4000 cpp_parse_expr): Add static prototypes.
4001 (parse_charconst): Don't cast away const-ness.
4002 (token): Constify a char*.
4004 * cppfiles.c (file_name_list, include_hash, find_include_file,
4005 finclude, initialize_input_buffer): Constify a char*.
4006 (file_cleanup, find_position): Add static prototypes.
4008 * cpphash.c (macro_cleanup, macarg, timestamp, special_symbol,
4009 collect_expansion): Add static prototypes.
4010 (cpp_install, create_definition, monthnames): Constify a char*.
4012 * cpphash.h (cpp_install): Likewise.
4014 * cppinit.c (known_suffixes, default_include,
4015 dump_special_to_buffer, NAME, cpp_start_read, cpp_finish): Likewise.
4016 (base_name, dump_special_to_buffer, initialize_dependency_output):
4017 Add static prototypes.
4019 * cpplib.c (my_strerror): Constify a char*.
4020 (null_underflow, null_cleanup, skip_comment, copy_comment,
4021 copy_rest_of_line, handle_directive, pass_thru_directive,
4022 get_directive_token, read_line_number, cpp_print_file_and_line,
4023 v_cpp_error, v_cpp_warning, v_cpp_error_with_line,
4024 v_cpp_warning_with_line, detect_if_not_defined,
4025 consider_directive_while_skipping): Add static prototypes.
4026 (pass_thru_directive, check_macro_name, cpp_expand_to_buffer,
4027 cpp_pedwarn_with_file_and_line): Constify a char*.
4029 * cpplib.h (cpp_options, include_hash, progname, definition,
4030 cpp_pedwarn_with_file_and_line, cpp_expand_to_buffer,
4031 check_macro_name, cpp_pfatal_with_name, cpp_file_line_for_message,
4032 find_include_file, deps_output, include_hash): Constify a char*.
4034 * cppmain.c (progname): Constify.
4035 (main): Add prototype. Use return, not exit.
4037 * fix-header.c (fatal, add_symbols, lookup_std_proto, write_lbrac,
4038 recognized_macro, check_macro_names, read_scan_file, write_rbrac,
4039 inf_skip_spaces, inf_read_upto, inf_scan_ident, inf_scan_ident,
4040 check_protection): Add static prototype.
4042 (progname, recognized_macrom, recognized_extern): Constify a char*.
4043 (main): Add prototype.
4045 * gen-protos.c (progname): Constify a char*.
4047 Tue Sep 7 00:47:52 1999 Mark Mitchell <mark@codesourcery.com>
4049 * emit-rtl.c (free_emit_status): Take decl as a parameter.
4050 (init_emit_once): Add more GC roots.
4051 * except.c (mark_func_eh_entry): New function.
4052 (mark_eh_node): Mark false_label and rethrow_label.
4053 (init_eh): Add more GC roots.
4054 * function.c (free_after_compilation): Take decl as a paramter.
4055 Call free_stmt_status.
4056 (mark_function_state): Don't assume x_parm_reg_stack_loc is
4058 * function.h (free_after_compilation): Change prototype.
4059 (free_varasm_status): Likewise.
4060 (free_emit_status): Likewise.
4061 (free_stmt_status): New function.
4062 * ggc-simple.c (rtx, vecs, trees, strings, bytes_alloced_since_gc):
4063 Remove, replacing with ...
4064 (ggc_status): New structure.
4065 (ggc_chain): New variable.
4067 (ggc_push_context): New function.
4068 (ggc_pop_context): Likewise.
4069 (ggc_alloc_rtx): Adjust for use of ggc_chain.
4070 (ggc_alloc_rtvec): Likewise.
4071 (ggc_alloc_tree): Likewise.
4072 (ggc_alloc_string): Likewise.
4073 (ggc_mark_rtx): Mark NOTE_SOURCE_FILE and NOTE_RANGE_INFO.
4074 (ggc_mark_tree): Give language-dependent code a chance to mark
4076 (ggc_mark_tree_varray): Handle empty arrays.
4077 (ggc_collect): Adjust for use of ggc_chain. Clear
4078 bytes_alloced_since_last_gc.
4079 * ggc.h (ggc_pop_context): New function.
4080 (ggc_push_context): Likewise.
4081 * print-tree.c (print_node): Don't print obstacks when GC'ing.
4082 * stmt.c (free_stmt_status): New function.
4083 (init_stmt_for_function): Clear last_expr_value.
4084 * toplev.c (rest_of_compilation): Always call free_after_compilation.
4085 Conditionalize call to ggc_collect.
4086 (main): Call init_ggc.
4087 * tree.c (push_obstacks): Do the push, even when GC'ing.
4088 (push_obstacks_nochange): Likewise.
4089 (pop_obstacks): Liekwise.
4090 * varasm.c (free_varasm_status): Take decl as a parameter.
4092 Tue Sep 7 08:15:49 1999 Gavin Romig-Koch <gavin@cygnus.com>
4094 * config/mips/mips.h (MULTILIB_ENDIAN_DEFAULT) : New macro.
4095 (MULTILIB_ENDIAN_DEFAULT) : Use the new macro.
4096 * config/mips/elf64.h (MULTILIB_DEFAULTS) : Use the new macro.
4097 * config/mips/r3900.h (MULTILIB_DEFAULTS) : Use the new macro.
4099 Tue Sep 7 03:42:45 1999 Mark Klein (mklein@dis.com)
4101 * pa/x-pa-mpeix: New file for the MPE port.
4103 * pa/quadlib.asm: New file for long double support.
4105 * configure.in: Add hppa1.0-*-mpeix for MPE port.
4106 * configure: Rebuilt.
4108 Tue Sep 7 10:08:40 1999 Andreas Schwab <schwab@suse.de>
4110 * final.c (shorten_branches): Fix last change.
4112 Tue Sep 7 00:30:32 1999 Jeffrey A Law (law@cygnus.com)
4114 * pa.h (ASM_OUTPUT_DOUBLE_INT): Delete.
4116 Mon Sep 6 22:44:47 1999 Jeffrey A Law (law@cygnus.com)
4118 * Merge from gcc2 snapshot Jan 9, 1999. See FSFChangeLog for
4121 Mon Sep 6 22:31:28 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4123 * c-aux-info.c (concat): Don't define.
4125 * cccp.c (my_strerror): Likewise. All callers changed to use
4127 (do_include): Call xstrdup, not xmalloc/strcpy.
4128 (grow_outbuf): Don't check if xrealloc returns NULL, it can't.
4129 (xmalloc, xrealloc, xcalloc, xstrdup): Don't define.
4131 * collect2.c (my_strsignal): Likewise. All callers changed to use
4133 (locatelib): Call xstrdup, not xmalloc/strcpy.
4135 * 1750a.h (ASM_OUTPUT_INTERNAL_LABEL): Call xmalloc, not malloc.
4137 * dsp16xx.c (override_options): Call xstrdup, not xmalloc/strcpy.
4139 * i370.h (ASM_DECLARE_FUNCTION_NAME): Call xmalloc, not malloc.
4141 * mips.c (build_mips16_call_stub): Call xstrdup, not xmalloc/strcpy.
4143 * cppinit.c (cpp_options_init): Call xcalloc, not xmalloc/bzero.
4145 * dwarfout.c (dwarfout_init): Call concat, not xmalloc/strcpy/...
4147 * except.c (new_eh_region_entry): Call xmalloc/xrealloc, not
4149 (find_all_handler_type_matches): Likewise. Don't check return
4151 (get_new_handler, init_insn_eh_region, process_nestinfo): Call
4152 xmalloc, not malloc.
4153 (init_eh_nesting_info): Likewise. Call xcalloc, not xmalloc/bzero.
4155 * gcc.c (xstrerror, xmalloc, xrealloc): Don't define.
4156 (init_spec): Call xcalloc, not xmalloc/bzero.
4157 (set_spec): Call xstrdup, not save_string.
4158 (record_temp_file): Call xstrdup, not xmalloc/strcpy.
4159 (find_a_file): Call xstrdup, not xmalloc/strcpy.
4160 (process_command): Call xstrdup, not save_string.
4161 (main): Call xcalloc, not xmalloc/bzero.
4163 * gcov.c (xmalloc): Don't define.
4164 (create_program_flow_graph): Call xcalloc, not xmalloc/bzero.
4165 (scan_for_source_files): Call xstrdup, not xmalloc/strcpy.
4166 (output_data): Call xcalloc, not xmalloc/bzero.
4168 * haifa-sched.c (schedule_insns): Call xcalloc, not xmalloc/bzero.
4170 * mips-tdump.c (xmalloc): Don't define.
4171 (print_symbol): Call xmalloc, not malloc.
4172 (read_tfile): Call xcalloc, not calloc.
4174 * mips-tfile.c (xfree, my_strsignal, xmalloc, xcalloc, xrealloc):
4175 Don't define. All callers of xfree/my_strsignal changed to use
4176 free/strsignal instead.
4177 (allocate_cluster): Call xcalloc, not calloc.
4179 * objc/objc-act.c (lang_init): Call concat, not xmalloc/strcpy/...
4180 Fix memory leak, free allocated memory.
4182 * prefix.c (translate_name): Call xstrdup, not save_string.
4183 (update_path): Likewise.
4185 * profile.c (branch_prob): Call xstrdup, not xmalloc/strcpy.
4187 * protoize.c (xstrerror, xmalloc, xrealloc, xfree, savestring2):
4188 Don't define. Callers of xfree/savestring2 changed to use
4189 free/concat instead.
4191 * reload1.c (reload): Call xcalloc, not xmalloc/bzero.
4192 (init_elim_table): Likewise.
4194 * resource.c (init_resource_info): Likewise.
4196 * stupid.c (stupid_life_analysis): Likewise.
4198 * toplev.c (xmalloc, xcalloc, xrealloc, xstrdup): Don't define.
4199 (open_dump_file): Call concat, not xmalloc/strcpy/...
4200 (clean_dump_file): Likewise.
4201 (compile_file): Call xstrdup, not xmalloc/strcpy.
4203 Mon Sep 6 15:04:55 1999 Richard Henderson <rth@cygnus.com>
4205 * v850.h (EXPAND_BUILTIN_VA_ARG): New.
4206 * v850.c (v850_va_arg): New.
4208 Tue Sep 7 09:36:01 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
4210 * haifa-sched.c: Tidy comments.
4212 Mon Sep 6 14:30:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4214 * Makefile.in (C_AND_OBJC_OBJS): Remove ggc-callbacks.o.
4215 (c-parse.o, c-decl.o, c-lang.o, c-lex.o, c-common.o,
4216 $(out_object_file)): Depend on ggc.h.
4217 * c-common.c: Include "ggc.h".
4218 (combine_strings): If doing GC, use ggc_alloc_string.
4219 * c-decl.c: Include "ggc.h".
4220 (ggc_p): Define with value 0.
4221 (mark_binding_level): New function.
4222 (init_decl_processing): Add GC roots.
4223 (mark_c_function_context): New function.
4224 (lang_mark_false_label_stack): New function.
4225 (lang_mark_tree): New function.
4226 (lang_cleanup_tree): New function.
4227 * c-lang.c: Include "ggc.h".
4228 (lang_init): Call c_parse_init.
4229 * c-lex.c: Include "ggc.h".
4230 (check_linenum): If doing GC, don't copy filenames to permanent
4232 * c-parse.in: Include "ggc.h".
4233 (c_parse_init): New function.
4234 * c-tree.h (c_parse_init, mark_c_function_context): Declare.
4235 * objc/Make-lang.in (objc-parse.o): Depend on ggc.h.
4237 * except.c (mark_eh_state): Mark more state.
4238 * function.c (mark_function_state): Likewise.
4239 * ggc-simple.c (ggc_alloc_rtvec): Bring in sync with non-gc version.
4240 (ggc_alloc_string) [GGC_DUMP]: Fix typo.
4241 * toplev.c (mark_file_stack): New function.
4242 (compile_file): If doing GC, use ggc_alloc_string on input filename.
4243 (main): Add root for input_file_stack.
4245 * i386.c: Include "ggc.h".
4246 (ix86_mark_machine_status): New function.
4247 (override_options): Set mark_machine_status.
4249 Mon Sep 6 15:26:23 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4251 * tree.c (copy_node): Copy node contents also if doing GC.
4253 Mon Sep 6 08:42:06 1999 Alexandre Oliva <oliva@dcc.unicamp.br>
4255 * collect2.c (scan_libraries): Fix double-thinko :-).
4257 Mon Sep 6 02:42:36 1999 Jeffrey A Law (law@cygnus.com)
4259 * collect2.c (scan_libraries): Fix thinko.
4261 * cse.c (delete_trivially_dead_insns): Do not skip the last
4262 insn if it is a real insn.
4264 Sun Sep 5 18:57:42 1999 Mark Mitchell <mark@codesourcery.com>
4266 * Makefile.in (ggc-simple.o): Depend on hash.h.
4267 * ggc.h (ggc_add_tree_hash_table_root): Declare.
4268 (ggc_mark_tree_varray): Likewise.
4269 (ggc_mark_tree_hash_table): Likewise.
4270 * ggc-simple.c: Include hash.h.
4271 (ggc_mark_tree_hash_table_ptr): New function.
4272 (ggc_mark_tree_hash_table_entry): Likewise.
4273 (ggc_mark_tree_hash_table): Likewise.
4274 (ggc_add_tree_hash_table_root): Likewise.
4275 * varray.h (const_equiv_data): Use struct rtx_def *, rather than
4276 rtx, when defining fields.
4278 Sun Sep 5 18:57:42 1999 Bernd Schmidt <crux@pool.informatik.rwth-aachen.de>
4280 * profile.c (output_func_start_profiler): Remove apparently
4281 nonsensical call to start_sequence.
4283 Sun Sep 5 17:34:33 1999 Richard Henderson <rth@cygnus.com>
4285 * clipper/clipper.c (clipper_va_start): Fix typos.
4287 * pyr/pyr.c (pyr_build_va_list, pyr_va_start, pyr_va_arg): New stubs.
4288 * spur/spur.c (spur_build_va_list, spur_va_start): New stubs.
4289 (spur_va_arg): New stub.
4291 * configure.in: Comment out pyramid.
4293 Sun Sep 5 19:11:01 1999 Michael Meissner <meissner@cygnus.com>
4295 * i386.h (MASK_{DEBUG_{ADDR,ARG},INTEL_SYNTAX}): Move so these
4296 don't conflict with the bits that win32, cygwin, and dgux
4299 Sun Sep 5 09:31:56 1999 Richard Henderson <rth@cygnus.com>
4300 Bernd Schmidt <bernds@cygnus.co.uk>
4302 * integrate.c (function_cannot_inline_p): Do not inline
4303 functions with forced labels.
4305 Sun Sep 5 00:35:17 1999 Richard Henderson <rth@cygnus.com>
4306 Bernd Schmidt <bernds@cygnus.co.uk>
4307 Mark Mitchell <mark@codesourcery.com>
4309 * Makefile.in (ggc-simple.o): Depend on varray.h.
4310 (rtl.o): Depend on ggc.h.
4311 (genattrtab.o): Depend on ggc.h.
4312 (print-tree.o): Likewise.
4313 (fold-const.o): Likewise.
4314 * emit-rtl.c (sequence_element_free_list): Remove, and all references.
4315 (make_insn_raw): Don't cache insns when GC'ing.
4316 (emit_insn_before): Likewise.
4317 (emit_insn_after): Likewise.
4318 (emit_insn): Likewise.
4319 (start_sequence): Use xmalloc to allocate the sequence_stack.
4320 (end_sequence): Add free to free it.
4321 (gen_sequence): Don't cache insns when GC'ing.
4322 (clear_emit_caches): Don't use sequence_element_free_list.
4323 (init_emit): Use xcalloc, not xmalloc+bzero.
4324 * fold-const.c (size_int_wide): Kill the cache, when GC'ing.
4325 * function.c (pop_function_context_from): Use free to free the
4326 fixup_var_refs_queue.
4327 (put_reg_into_stack): Allocate it with xmalloc.
4328 * genattrtab.c: Include ggc.h.
4329 (operate_exp): Don't use obstack_free when GC'ing.
4330 (simplify_cond): Likewise.
4331 (simplify_text_exp): Likewise.
4332 (optimize_attrs): Likewise.
4333 * gengenrtl.c (gendef): Use ggc_alloc_rtx to allocate RTL, when
4335 (gencode): Generate a #include for ggc.h.
4336 * ggc-callbacks.c (ggc_p): Define it to zero.
4337 * ggc-none.c (ggc_p): Likewise.
4338 * ggc-simple.c: Include varray.h.
4339 (ggc_mark_tree_varray): New function.
4340 (ggc_add_tree_varray_root): Likewise.
4341 (ggc_mark_tree_varray_ptr): Likewise.
4342 * ggc.h (ggc_p): Declare.
4343 (varray_head_tag): Likewise.
4344 (ggc_add_tree_varray_root): Declare.
4345 * print-tree.c (print_node): Don't check for TREE_PERMANENT
4346 inconsistencies when GC'ing.
4347 * rtl.c: Include ggc.h.
4348 (rtvec_alloc): Use ggc_alloc_rtvec when GC'ing.
4349 (rtx_alloc): Use ggc_alloc_rtx when GC'ing.
4350 (rtx_free): Don't call obstack_free when GC'ing.
4351 * toplev.c (rest_of_compilation): Call ggc_collect after every
4353 * tree.c (push_obstacks): Do nothing, if GC'ing.
4354 (pop_obstacks_nochange): Likewise.
4355 (pop_obstacks): Likewise.
4356 (make_node): Use ggc_alloc_tree when GC'ing.
4357 (copy_node): Likewise.
4358 (get_identifier): Use ggc_alloc_string when GC'ing.
4359 (build_string): Likewise.
4360 (make_tree_vec): Use ggc_alloc_tree when GC'ing.
4361 (tree_cons): Likewise.
4363 (type_hash_canon): Don't call obstack_free when GC'ing.
4365 Sat Sep 4 21:52:32 1999 Richard Henderson <rth@cygnus.com>
4367 * haifa-sched.c (schedule_block): Use next_nonnote_insn instead
4368 of NEXT_INSN when examining speculative insns for SCHED_GROUP_P.
4370 Sat Sep 4 20:40:19 1999 Richard Henderson <rth@cygnus.com>
4371 Bernd Schmidt <bernds@cygnus.co.uk>
4372 Mark Mitchell <mark@codesourcery.com>
4374 * Makefile.in (stor-layout.o): Depend on ggc.h.
4375 (expr.o): Depend on ggc.h.
4376 (profile.o): Depend on ggc.h.
4377 (stor-layout.o): Depend on ggc.h.
4378 * emit-rtl.c (init_emit_once): Add gc roots.
4379 * expr.c: Include ggc.h.
4380 (emit_block_move): Add gc roots.
4381 (clear_storage): Likewise.
4382 * expr.h (init_stor_layout_once): New function.
4383 * profile.c: Include ggc.h.
4384 (init_arc_profiler): profiler_label is a root.
4385 * scan.c (make_sstring_space): Trust xrealloc to function
4386 correctly with first parameter NULL.
4387 * stor-layout.c: Include ggc.h.
4388 (set_sizetype): Add gc root.
4389 (init_stor_layout_once): New function.
4390 * toplev.c (compile_file): Call it.
4392 Sat Sep 4 19:26:25 1999 Richard Henderson <rth@cygnus.com>
4393 Bernd Schmidt <bernds@cygnus.co.uk>
4394 Mark Mitchell <mark@codesourcery.com>
4396 * Makefile.in (tree.o): Depend on ggc.h.
4397 (varasm.o): Likewise.
4398 (function.o): Likewise.
4400 (except.o): Likewise.
4401 (optabs.o): Likewise.
4402 (emit-rtl.o): Likewise.
4403 * emit-rtl.c: Include ggc.h.
4404 (sequence_element_free_list): Remove, and all references.
4405 (mark_sequence): New functions.
4406 (mark_emit_state): New function.
4407 * except.c: Include ggc.h.
4408 (mark_eh_node, mark_eh_stack, mark_eh_queue): New functions.
4409 (mark_tree_label_node): New functions.
4410 (mark_eh_state): New function.
4411 * function.c: Include ggc.h.
4412 (mark_temp_slot, mark_function_chain): New functions.
4413 (mark_function_state): New function.
4414 (init_function_once): New function.
4415 * function.h (init_function_once): New function.
4416 * ggc-callbacks.c (lang_mark_false_label_stack): New function.
4417 * ggc.h (label_node): Declare.
4418 (eh_status, emit_status, stmt_status, varasm_status): Likewise.
4419 (lang_mark_false_label_stack): New function.
4420 (mark_temp_slot): Remove declaration.
4421 (mark_function_chain): Likewise.
4422 (mark_eh_state): Adjust prototype.
4423 (mark_stmt_state, mark_emit_state, mark_varasm_state, mark_optab):
4425 * optabs.c: Include ggc.h.
4426 (mark_optab): New function.
4427 (init_optabs): Add gc roots.
4428 * stmt.c: Include ggc.h.
4429 (mark_cond_nesting, mark_loop_nesting): New functions.
4430 (mark_block_nesting, mark_case_nesting, mark_goto_fixup): Likewise.
4431 (mark_stmt_state): New function.
4432 * toplev.c (compile_file): Call init_function_once.
4433 * tree.c: Include ggc.h.
4434 (type_hash): Move declaration earlier in file.
4435 (TYPE_HASH_SIZE, type_hash_table): Likewise.
4436 (init_obstacks): Add gc roots.
4437 (mark_type_hash): New function.
4438 * varasm.c: Include ggc.h.
4439 (mark_pool_constant): New function.
4440 (mark_varasm_state): New function.
4442 Sat Sep 4 22:28:56 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4444 * ggc-simple.c (ggc_root, ggc_collect): Wrap prototype with PROTO.
4446 Sat Sep 4 18:01:45 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4448 * c-decl.c (struct language_function): Renamed from struct c_function.
4450 (c_function_chain): Delete.
4451 (push_c_function_context): New arg F. Don't warn about nested
4452 functions here. Fill LANGUAGE elt of F. Delete code to update
4453 c_function_chain. Don't call push_function_context.
4454 (pop_c_function_context): New arg F. Restore from there instead of
4455 from c_function_chain. Don't call pop_function_context. Clear out
4456 LANGUAGE field of F when done.
4457 * c-lang.c: Include "function.h"
4458 (lang_init): Initialize save_lang_status and restore_lang_status.
4459 * c-parse.in (nested_function, nested_function_notype): Warn about
4460 nested functions. Call push_function_context/pop_function_context
4461 instead of the _c_ variants.
4462 * c-tree.h (push_c_function_context, pop_c_function_context): Update
4464 * Makefile.in (c-lang.o): Update dependencies.
4466 * emit-rtl.c (init_emit): Use xmalloc to allocate regno_reg_rtx,
4467 regno_pointer_flag, regno_pointer_align.
4468 (gen_reg_rtx): Use xrealloc to enlarge them.
4469 (free_emit_status): New function.
4470 * function.c (mark_machine_status, mark_lang_status): New variables.
4471 (assign_stack_local_1): Renamed from assign_outer_stack_local. Merge
4472 in some bits from assign_stack_local. All callers changed to use new
4474 (assign_stack_local): Just call assign_stack_local_1.
4475 (free_after_compilation): New function.
4476 (put_reg_into_stack): Simplify to always call assign_stack_local_1.
4477 (trampoline_address): Likewise.
4478 (assign_parms): Use xcalloc/xrealloc to allocate parm_reg_stack_loc.
4479 (prepare_function_start): Explicitly clear some more variables.
4480 * function.h (struct function): New elt can_garbage_collect.
4481 (mark_machine_status, mark_lang_status): Declare variables.
4482 (free_after_compilation, free_emit_status, free_varasm_status,
4483 init_varasm_status): Declare functions.
4484 * toplev.c (rest_of_compilation): Call free_after_compilation when
4485 done with the current function.
4486 * varasm.c (free_varasm_status): New function.
4488 Sat Sep 4 17:15:13 1999 Richard Henderson <rth@cygnus.com>
4490 * sparc.h (EXPAND_BUILTIN_VA_START): Define.
4491 (EXPAND_BUILTIN_VA_ARG): Define.
4492 * sparc.c (sparc_va_start): New.
4493 (sparc_va_arg): New.
4495 Sun Sep 5 11:11:59 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
4497 * config/c4x/c4x.h (DBR_OUTPUT_SEQEND): Use XVECEXP not XEXPs.
4499 Sun Sep 5 10:13:19 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
4501 * config/c4x/c4x.h (CALLER_SAVE_PROFITABLE): Disable.
4503 Sat Sep 4 13:44:01 1999 Mark Mitchell <mark@codesourcery.com>
4505 * Makefile.in (C_AND_C_OBJS): Add gcc-callbacks.o.
4507 (ggc-callbacks.o): New target.
4508 * ggc-callbacks.c: New file.
4510 Sat Sep 4 22:53:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4512 * expr.h: Collapse individual optab and libfunc vars to arrays.
4513 (optab_index, libfunc_index): New enumerations.
4514 (optab_table, libfunc_table): New arrays.
4515 Add accessor macros for both.
4517 * optabs.c (optab_table, libfunc_table): New.
4518 Delete declarations for individual optab and libfunc vars.
4520 Sat Sep 4 12:57:17 1999 Richard Henderson <rth@cygnus.com>
4522 * i386/sco5.h (RETURN_POPS_ARGS): Name change ix86_return_pops_args.
4524 Sat Sep 4 11:19:52 1999 Richard Henderson <rth@cygnus.com>
4526 * Makefile.in (GGC, GGC_LIB): New.
4527 (HOST_RTL): Include ggc-none.o.
4528 (ggc-simple.o): New target.
4529 (ggc-none.o): Likewise.
4530 * tree.h (tree_common): Add gc_mark.
4531 * rtl.h (struct rtx_def): Steal a bit from code to make gc_mark.
4532 (struct rtvec_def): Add gc_mark.
4533 * emit-rtl.c (global_rtl): Update static initializers to contain
4534 enough initializers.
4535 * ggc.h, ggc-none.c, ggc-simple.c: New files.
4536 * toplev.c (gc_time): New variable.
4537 (all_time): New variable.
4538 (compile_file): Print gc time.
4539 (print_time): Calculate percentage of the whole.
4541 Sat Sep 4 13:11:01 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4543 Change obstack memory management and varasm constant pool handling so
4544 that nested functions are treated like any other functions.
4545 * function.c (init_machine_status): New variable.
4546 (push_function_context_to): Set contains_functions for the outer
4547 function. Don't call save_varasm_status.
4548 (pop_function_context_from): Don't call restore_varasm_status. Don't
4549 set current_function_contains_functions.
4550 (prepare_function_start): Call init_varasm_status rather than
4551 init_const_rtx_hash_table. Call (*init_machine_status) if the pointer
4553 * function.h (struct function) Add field varasm. Delete fields
4554 inline_obstacks, inl_emit, const_rtx_hash_table, first_pool,
4555 last_pool, const_rtx_sym_hash_table, pool_offset, const_double_chain.
4556 (init_machine_status): Declare.
4557 (save_varasm_status, restore_varasm_status): Delete declarations.
4558 (save_tree_status, restore_tree_status): Delete last argument.
4559 * integrate.c (initialize_for_inline): Lose arg COPY. Delete copying
4560 code. All callers changed.
4561 (copy_decl_list, copy_decl_tree, copy_decl_rtls, copy_for_inline,
4562 save_constants_in_decl_trees, restore_constants, save_constants,
4563 save_for_inline_eh_labelmap, save_for_inline_copying): Delete
4565 (inlining): New variable.
4566 (reg_map, label_map, insn_map, orig_asm_operands_vector,
4567 copy_asm_operands_vector, copy_asm_constraints_vector): Delete
4569 (save_for_inline_nocopy): Don't save constants.
4570 Don't set inl_emit field in current_function.
4571 (expand_inline_function): Use emit field, not inl_emit, of the inlined
4572 function. Set new variable inlining before
4573 calling copy_rtx_and_substitute.
4574 (copy_rtx_and_substitute): In MEM and SYMBOL_REF cases, handle
4575 constant pool references if inlining is nonzero.
4576 Delete ADDRESS and (most of the) CONST cases.
4577 (output_inline_function): Save and restore current_function/
4578 current_function_decl. Delete restore_constants code. Don't call
4579 init_const_rtx_hash_table.
4580 * output.h (init_const_rtx_hash_table): Don't declare.
4581 * rtl.h (struct function): Declare.
4582 (get_pool_constant_for_function, get_pool_mode_for_function): Declare.
4583 * toplev.c (rest_of_compilation): Don't treat nested functions or
4584 functions containing them specially. Delete all code to deal with
4585 save_for_inline_copying.
4586 * tree.c (toplev_inline_obstacks, extra_inline_obstacks,
4587 inline_obstacks): Delete variables.
4588 (save_tree_status): Lose arg CONTEXT. All callers changed.
4589 Simply allocate a new function_maybepermanent_obstack for the new
4590 function, delete all the special cases.
4591 Don't save inline_obstacks.
4592 (restore_tree_status): Lose arg CONTEXT. All callers changed.
4593 Delete special handling for function_maybepermanent_obstack; simply
4595 Don't restore inline_obstacks.
4596 (permanent_allocation): Delete code that frees inline_obstacks.
4597 (print_inline_obstack_statistics): Delete function.
4598 (dump_tree_statistics): Don't call it.
4599 * varasm.c (struct varasm_status): New.
4600 (const_rtx_hash_table, const_rtx_sym_hash_table, first_pool,
4601 last_pool, pool_offset, const_double_chain): Delete global
4602 variables, replace with accessor macros.
4603 (immed_double_const): Don't walk const_double_chain outside a
4604 function, but don't treat nested functions specially anymore.
4605 (immed_real_const_1): Likewise.
4606 (clear_const_double_mem): Don't treat nested functions specially.
4607 (init_const_rtx_hash_table): Deleted, code moved to init_varasm_status.
4608 (save_varasm_status, restore_varasm_status): Delete functions.
4609 (init_varasm_status): New function.
4610 (force_const_mem): Don't treat nested functions specially.
4611 (find_pool_constant): Accept new arg F, search for constants in
4612 that function's pool rather than the current one. All callers
4614 (get_pool_constant_for_function, get_pool_mode_for_function): New
4617 * i386.c (init_386_machine_status): New function, mostly from
4618 clear_386_stack_locals.
4619 (struct machine_functions): Rename element names to avoid name
4621 (pic_label_rtx, pic_label_name, i386_stack_locals): New accessor
4622 macros, replacing global variables.
4623 (clear_386_stack_locals, save_386_machine_status,
4624 restore_386_machine_status): Delete functions.
4625 (override_options): Initialize init_machine_status.
4626 * i386.h (INIT_EXPANDERS): Delete macro.
4627 (save_386_machine_status, restore_386_machine_status,
4628 clear_386_stack_locals): Delete declarations.
4630 Sat Sep 4 16:56:28 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
4632 * config/c4x/c4x.md (rptb_init): Renamed from *rptb_init.
4633 (doloop_begin): Simplify pattern and use emit_jump_insn.
4634 (doloop_end): Simplify pattern, switch operand order,
4635 and use emit_jump_insn.
4637 Fri Sep 3 19:02:38 1999 Bernd Schmidt <crux@pool.informatik.rwth-aachen.de>
4639 * function.h (struct function): Add new element LANGUAGE.
4640 (save_lang_status): Declare new variable.
4641 (restore_lang_status): Likewise.
4642 * function.c (save_lang_status): Define.
4643 (restore_lang_status): Likewise.
4644 (push_function_context_to): Call language-specific save function.
4645 (pop_function_context_from): Call language-specific restore function.
4647 Fri Sep 3 01:16:18 1999 Alasdair Baird <alasdair@wildcat.demon.co.uk>
4649 * i386.md (movsf_1): Check REG_P before use of REGNO.
4650 (movdf_1): Likewise.
4651 (movxf_1): Likewise.
4652 (extendsfdf2): Likewise.
4653 (extendsfxf2): Likewise.
4654 (extenddfxf2): Likewise.
4656 Sat Sep 4 11:37:15 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
4658 * config/c4x/c4x.c (c4x_emit_move_sequence): Do not force large
4659 constants into memory.
4660 (c4x_shiftable_constant): New function.
4661 * config/c4x/c4x.c (LEGITIMATE_CONSTANT_P): Allow any CONST_INT.
4662 (c4x_shiftable_constant): Declare.
4663 * config/c4x/c4x.md (loadqi_big_constant, loadhi_big_constant,
4664 ashlqi3_noclobber): Add new patterns and associated splitters.
4666 Fri Sep 3 16:22:17 1999 Richard Henderson <rth@cygnus.com>
4668 * dbxout.c (dbxout_init): Use xcalloc instead of xmalloc+bzero.
4669 * dwarf2out.c (dwarf2out_frame_init): Likewise.
4670 * final.c (shorten_branches): Likewise.
4671 * global.c (global_alloc): Likewise.
4672 * haifa-sched.c (build_control_flow): Likewise.
4673 * stmt.c (check_for_full_enumeration_handling): Likewise.
4674 (estimate_case_costs): Likewise.
4676 Fri Sep 3 15:49:56 1999 Mark Mitchell <mark@codesourcery.com>
4678 * rtl.h (RTL_CHECKC2): Fix typo in last change.
4680 Fri Sep 3 15:13:34 1999 Richard Henderson <rth@cygnus.com>
4682 * flow.c (propagate_block): Use XEXP not SET_DEST for a USE.
4683 (recompute_reg_usage): Likewise.
4684 * rtlanal.c (find_regno_fusage): Likewise.
4686 * rtl.c (rtl_check_failed_code1): New function.
4687 (rtl_check_failed_code2): New.
4688 * rtl.h (RTL_CHECK1, RTL_CHECK2, RTVEC_ELT): Parenthesize args.
4689 (RTL_CHECKC1, RTL_CHECKC2): New.
4690 (XC*): New accessor macros.
4691 (NOTE_*, LABEL_NAME, LABEL_NUSES, ADDRESSOF_REGNO): Use them.
4692 (ADDRESSOF_DECL, JUMP_LABEL, LABEL_REFS, LABEL_NEXTREF): Likewise.
4693 (CONTAINING_INSN, REGNO, INTVAL, SUBREG_REG, SUBREG_WORD): Likewise.
4694 (ASM_OPERANDS_*, MEM_ALIAS_SET, SET_SRC, SET_DEST): Likewise.
4695 (TRAP_*, RANGE_INFO_*): Likewise.
4697 Fri Sep 3 15:10:20 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4699 * Makefile.in (tlink.o): Don't depend on toplev.h.
4701 * collect2.c (c_file, o_file, export_file, import_file, ldout,
4702 output_file, nm_file_name, ldd_file_name, strip_file_name,
4703 c_file_name, prefix_list, libexts, is_ctor_dtor, find_a_file,
4704 add_prefix, prefix_from_env, prefix_from_string, do_wait,
4705 fork_execute, maybe_unlink, add_to_list,
4706 extract_init_priority, write_list, dump_list,
4707 dump_prefix_list, write_list_with_asm, write_c_file,
4708 write_c_file_stat, write_c_file_glob, scan_prog_file,
4709 scan_libraries, is_in_list, resolve_lib_name, use_import_list,
4710 ignore_library, extract_string, notice, dump_file, target_machine,
4711 collect_wait, collect_execute, libname, locatelib, aix_std_libs,
4712 read_file, print_load_command): Constify a char*.
4713 (fdopen, error, fatal, fatal_perror): Don't prototype.
4714 (my_strerror): Remove. All callers use xstrerror instead.
4715 (xcalloc, xmalloc, xrealloc, xstrdup, putenv): Remove definitions.
4716 (main): Add prototype. Constify lots of char* ptrs. Change calls
4717 to xcalloc/strcpy/strcat/... to one call to concat.
4718 (main, scan_prog_file, scan_libraries): Use an intermediate
4719 `const char **' to build an argv array.
4720 (mapfile, libselect, libcompare, locatelib): Add prototypes.
4722 * collect2.h (collect_execute, collect_wait, dump_file,
4723 file_exists): Constify a char*.
4724 (ldout, c_file_name, temporary_obstack, permanent_obstack,
4725 temporary_firstobj, vflag, debug): Add extern declarations.
4726 (fancy_abort, error, notice, fatal, fatal_perror): Add prototypes.
4728 * tlink.c: Don't include toplev.h.
4729 (vflag, debug, ldout, c_file_name, temporary_obstack,
4730 permanent_obstack, temporary_firstobj): Don't declare.
4731 (tlink_execute, frob_extension, symbol_hash_lookup,
4732 file_hash_lookup, demangled_hash_lookup, tlink_init, freadsym,
4733 recompile_files, read_repo_files, demangle_new_symbols,
4734 scan_linker_output): Constify a char*.
4735 (symbol_hash_newfunc, file_hash_newfunc, demangled_hash_newfunc,
4736 do_tlink): Mark parameters with ATTRIBUTE_UNUSED.
4738 Fri Sep 3 18:09:24 1999 Andrew Haley <aph@cygnus.com>
4740 * config/m68k/m68kelf.h: Set USE_GAS; this makes gcc generate jbsr
4741 (relative) rather than jsr (absolute) subroutine call insns.
4742 * config/m68k/m68k-coff.h: Ditto.
4744 Fri Sep 3 17:24:31 1999 Richard Earnshaw <rearnsha@arm.com>
4746 * arm.c (note_invalid_constants): No need to ignore ASMs, we can
4747 now rework these too.
4748 (arm_reorg): If an insn can't reach the end of the current pool,
4749 ensure that we emit that pool before the insn.
4751 Fri Sep 3 09:14:32 1999 Marc Espie <espie@tetto.liafa.jussieu.fr>
4753 * tlink.c (scan_linker_output): Skip the initial underscore in
4754 a mangled name if appropriate.
4756 Fri Sep 3 01:28:33 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4758 * objc/objc-act.c (objc_tree_code_type, objc_tree_code_length,
4759 objc_tree_code_name, synth_id_with_class_suffix, warn_with_method,
4760 error_with_ivar, gen_declarator, create_builtin_decl,
4761 my_build_string, generate_descriptor_table, generate_ivars_list,
4762 generate_dispatch_table, check_protocols, TAG_GETCLASS,
4763 TAG_GETMETACLASS, TAG_MSGSEND, TAG_MSGSENDSUPER, TAG_EXECCLASS,
4764 dump_base_name, lang_decode_option, build_encode_expr,
4765 start_class, finish_class, encode_pointer, really_start_method,
4766 gen_declaration, dump_interface, handle_class_ref, handle_impent):
4768 (objc_demangle, objc_printable_name, generate_struct_by_value_array):
4769 Add static prototypes.
4770 (build_objc_string_decl, build_selector_reference_decl,
4771 encode_bitfield, build_class_reference_decl): Remove unused
4772 parameter, all callers changed.
4773 (maybe_objc_method_name): Mark with ATTRIBUTE_UNUSED.
4774 (objc_printable_name): Likewise. Change second parameter to type int.
4775 (init_objc): Use memcpy, not bcopy, to avoid casts.
4777 Thu Sep 2 21:49:52 1999 Richard Henderson <rth@cygnus.com>
4779 * reload1.c (eliminate_regs_in_insn): Avoid eliminating the
4780 reg notes on a deleted insn.
4781 * gcse.c (hash_expr_1): Use XWINT on a CONST_DOUBLE.
4783 Thu Sep 2 20:18:12 1999 Jeffrey A Law (law@cygnus.com)
4785 * i386.c (ix86_attr_length_default): Handle TYPE_FXCH.
4787 Thu Sep 2 22:00:08 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
4789 * stmt.c (expand_asm_operands): Fix index into inout_mode when
4792 Thu Sep 2 13:00:48 1999 Richard Henderson <rth@cygnus.com>
4794 * stmt.c (expand_asm_operands): Invoke MD_ASM_CLOBBERS if present.
4795 * tm.texi (MD_ASM_CLOBBERS): Document it.
4797 Thu Sep 2 10:22:40 1999 Richard Henderson <rth@cygnus.com>
4799 * dwarf2out.c (dwarf2out_line): Constify `lastfile'.
4800 * except.c (expand_rethrow): Remove unused variable.
4801 * expr.c (do_jump_by_parts_greater_rtx): Likewise.
4802 * flow.c (replace_insns): Likewise.
4803 (create_edge_list, verify_edge_list): Likewise.
4804 * gcse.c (cprop_cc0_jump): Protect declaration with HAVE_cc0.
4806 * genemit.c (gen_expand): Only emit `operands[N]' decl if there
4807 is special code to run.
4808 (main): Don't define operands to emit_operand.
4809 * genrecog.c (main): Don't emit an empty peephole2_insn function.
4811 * rtl.h (NOTE_BASIC_BLOCK): Use X0BBDEF.
4813 * alpha/alpha.h (normal_memory_operand): Declare.
4814 (reg_no_subreg_operand): Declare.
4815 * alpha/elf.h (ASM_DECLARE_OBJECT_NAME): Use HOST_WIDE_INT_PRINT_DEC.
4817 Thu Sep 2 10:19:20 1999 Richard Henderson <rth@cygnus.com>
4819 * c-parse.in (compstmt_primary_start): New, broken out of first
4820 part of compstmt handling in primary.
4821 (primary): Use it. Add an error clause.
4822 (compstmt_nostart): Renamed from compstmt; remove all
4823 initial invocations of compstmt_start.
4826 Thu Sep 2 01:35:50 1999 Marc Espie <espie@cvs.openbsd.org>
4828 * protoize.c (gen_aux_info_file): Let pexecute call choose_temp_base if
4831 Thu Sep 2 00:43:59 1999 Finn Hakansson <finn@axis.com>
4833 * combine.c (simplify_shift_const): Remove extra semicolon.
4834 * dwarf2out.c (remove_AT): Likewise.
4835 * expmed.c (expand_mult): Likewise.
4836 * gcov.c (create_program_flow_graph): Likewise.
4837 * reorg.c (mostly_true_jump): Likewise.
4839 Thu Sep 2 00:06:43 1999 Jeffrey A Law (law@cygnus.com)
4841 * fold-const.c (fold_range_test): Do not try to fold the range
4842 test if the rhs or lhs has side effects.
4844 * combine.c (simplify_rtx): Recognize another case of a synthesized
4847 * varasm.c (mark_constant_pool): When marking indirect references,
4848 only look at SYMBOL_REFs.
4850 * except.c (expand_fixup_region_end): Do not peek at
4851 INSN_UID (node->entry->outer_context) for flag_new_exceptions.
4853 Thu Sep 2 13:52:53 1999 Geoffrey Keating <geoffk@cygnus.com>
4855 * flags.h: New variables align_loops, align_loops_log,
4856 align_jumps, align_jumps_log, align_labels, align_labels_log,
4857 align_functions, align_functions_log.
4858 * toplev.c: Define them.
4859 (f_options): Handle -falign-* when they have no argument.
4860 (main): Add logic to set variables for -falign-functions,
4861 -falign-jumps, -falign-labels, -falign-loops.
4862 Make it -fsched-verbose=<n> and -finline-limit=<n>.
4863 (display_help): Change help to match options.
4864 * final.c (LABEL_ALIGN): Default to align_labels_log.
4865 (LABEL_ALIGN_MAX_SKIP): Default to align_labels-1.
4866 (LOOP_ALIGN): Default to align_loops_log.
4867 (LOOP_ALIGN_MAX_SKIP): Default to align_loops-1.
4868 (LABEL_ALIGN_AFTER_BARRIER): Default to align_jumps_log.
4869 (LABEL_ALIGN_AFTER_BARRIER_MAX_SKIP): Default to align_jumps-1.
4870 * varasm.c (assemble_start_function): Handle align_functions.
4872 * config/sparc/sparc.h: Don't declare sparc_align_*.
4873 Don't provide LABEL_ALIGN_AFTER_BARRIER or LOOP_ALIGN.
4874 (DEFAULT_SPARC_ALIGN_FUNCS): Delete; take functionality into
4876 (FUNCTION_BOUNDARY): Fix incorrect use---it's not just a request,
4878 * config/sparc/sparc.c: Delete sparc_align_loops,
4879 sparc_align_jumps, sparc_align_funcs and the corresponding string
4881 (sparc_override_options): Default align_functions on ultrasparc.
4882 Delete -malign-* handling.
4884 * config/mips/mips.c (override_options): On 64-bit targets,
4885 try to align code to 64-bit boundaries.
4886 (print_operand): New substitution, %~,
4887 which aligns labels to align_labels_log.
4888 * config/mips/mips.md (div_trap_normal): Use %~.
4889 (div_trap_mips16): Likewise.
4894 (ashldi3_internal): Likewise.
4895 (ashrdi3_internal): Likewise.
4896 (lshrdi3_internal): Likewise.
4897 (casesi_internal): Likewise.
4899 Wed Sep 1 21:13:48 1999 Richard Henderson <rth@cygnus.com>
4901 Merge new ia32 backend from the branch!
4903 * i386.h, i386.c, i386.md, reg-stack.c, i386/unix.h: Many changes.
4904 See ChangeLog.P2 on new_ia32_branch for details.
4906 * rtl.h (stack_regs_mentioned_p): Delete prototype.
4907 * i386/cygwin.h (SUBTARGET_PROLOGUE): No more do_rtl.
4908 * i386/win32.h (SUBTARGET_PROLOGUE): Likewise.
4909 * i386/gas.h (ASM_FILE_START): Define.
4910 * i386/winnt.c (i386_pe_valid_decl_attribute_p): Update
4911 for name change of ix86_valid_decl_attribute_p.
4912 (i386_pe_valid_type_attribute_p): Similarly.
4914 Wed Sep 1 18:21:23 1999 Richard Henderson <rth@cygnus.com>
4916 * emit-rtl.c (init_emit_once): Don't use GET_MODE_WIDER_MODE
4917 to step through CC modes.
4919 Wed Sep 1 20:18:06 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
4921 * regmove.c (fixup_match_1): Don't move INSN in front of P if
4922 it would end up in the shadow of a live flags regsiter.
4924 Wed Sep 1 11:32:00 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4926 * reload1.c: Fix many indentation problems.
4927 * reload.c: Likewise.
4929 Tue Aug 31 22:08:03 1999 Marc Espie <espie@cvs.openbsd.org>
4931 * alias.c (non_local_reference_p): Constify fmt.
4933 Tue Aug 31 23:19:35 1999 Michael Meissner <meissner@cygnus.com>
4935 * config/i386/xm-cygwin.h (HAVE_DOS_BASED_FILE_SYSTEM): Define.
4937 Tue Aug 31 16:44:52 1999 Jeffrey A Law (law@cygnus.com)
4939 * cse.c (delete_trivially_dead_insns): Do not delete stores to
4940 the internal_arg_pointer.
4942 Tue Aug 31 13:35:42 1999 Richard Henderson <rth@cygnus.com>
4944 Merge peephole2 from new_ia32_branch:
4945 * Makefile.in (STAGESTUFF): Add *.peephole2.
4946 (mostlyclean): Likewise.
4947 (recog.o): Depend on resource.h.
4949 * final.c (peephole): Conditionalize decl on HAVE_peephole.
4950 (final_scan_insn): Likewise for the invocation of peephole.
4951 * genconfig.c (main): Look for peephole and peephole2 patterns.
4952 Emit HAVE_peephole* accordingly.
4953 * genpeep.c (main): Conditionalize entire output on HAVE_peephole.
4954 * flags.h (flag_peephole2): Declare.
4955 * toplev.c: New pass peephole2. New flag -fpeephole2.
4957 * genattrtab.c (main): Count DEFINE_PEEPHOLE2.
4958 * gencodes.c (main): Likewise.
4959 * genextract.c (main): Likewise.
4960 * genoutput.c (main): Likewise.
4961 * genemit.c (max_operand_1): Look for the max scratch operand.
4962 (gen_rtx_scratch): New.
4963 (gen_exp): Use it, and pass on new arg subroutine_type.
4964 (gen_expand): Take max scratch into account.
4965 (gen_split): Emit peephole2 functions.
4966 (output_peephole2_scratch): New.
4967 (main): Include hard-reg-set.h and resource.h. Handle peephole2.
4968 * genrecog.c (routine_type): Add PEEPHOLE2.
4970 (make_insn_sequence): Match outer parallel for peep2. Discard
4971 top level scratches and dups.
4972 (add_to_sequence): New args insn_type and top. Update all callers.
4973 Handle toplevel peep2 matching insns.
4974 (write_subroutine): Handle peep2.
4975 (write_tree_1): Likewise.
4976 (write_tree): Likewise.
4978 (change_state): New arg afterward. Update all callers.
4979 Handle matching separate insns.
4980 * recog.c (recog_next_insn): New.
4981 (peephole2_optimize): New.
4982 * rtl.def (DEFINE_PEEPHOLE2): New.
4983 * resource.c (find_free_register): New argument last_insn. Use it
4984 to find a register available through the entire span.
4985 * resource.h (find_free_register): Update prototype.
4987 Tue Aug 31 11:51:06 1999 Jim Kingdon <http://developer.redhat.com>
4989 * i386.c (output_strlen_unroll): Don't write xops[7]
4990 label if it wasn't set.
4992 1999-08-31 12:44 -0700 Zack Weinberg <zack@bitmover.com>
4994 * cpplib.c (struct directive): Const-ify name pointer and
4995 function pointer prototype.
4996 (validate_else, do_define, do_line, do_include, do_undef,
4997 do_error, do_pragma, do_ident, do_if, do_xifdef, do_else,
4998 do_elif, do_endif, do_sccs, do_assert, do_unassert,
4999 do_warning): Const-ify second arg.
5000 (directive_table): Mark const. Reorder entries by frequency
5001 of usage, record statistics.
5003 1999-08-31 12:20 -0700 Zack Weinberg <zack@bitmover.com>
5005 * rtl.h (RTL_CHECK1, RTL_CHECK2): New macros which type- and
5006 bounds- check RTL accesses if --enable-checking.
5007 (RTVEC_ELT): Bounds check if --enable-checking.
5008 (XWINT, XINT, XSTR, XEXP, XVEC, XMODE, XBITMAP, XTREE,
5009 XBBDEF): Use RTL_CHECK1/RTL_CHECK2 as appropriate.
5010 (XVECEXP, XVECLEN): Define in terms of XVEC, RTVEC_ELT, and
5012 (X0WINT, X0INT, X0STR, X0EXP, X0VEC, X0MODE, X0BITMAP, X0TREE,
5013 X0BBDEF, X0ADVFLAGS): New macros for accessing '0' slots of RTXes.
5015 (ADDR_DIFF_VEC_FLAGS): Use X0ADVFLAGS.
5016 (NOTE_SOURCE_FILE): Use X0STR.
5017 (NOTE_BLOCK_NUMBER, NOTE_EH_HANDLER, LABEL_NUSES,
5018 MEM_ALIAS_SET): Use X0INT.
5019 (NOTE_RANGE_INFO, NOTE_LIVE_INFO, NOTE_BASIC_BLOCK,
5020 JUMP_LABEL, LABEL_REFS, LABEL_NEXTREF, CONTAINING_INSN):
5022 * real.h (CONST_DOUBLE_CHAIN): Use X0EXP.
5023 * rtl.c (copy_rtx, copy_most_rtx): Copy '0' slots with X0WINT.
5024 (rtl_check_failed_bounds, rtl_check_failed_type1,
5025 rtl_check_failed_type2, rtvec_check_failed_bounds): New
5027 (fancy_abort): Fix comment.
5029 * cse.c (canon_hash): Read CONST_DOUBLE data slots with XWINT.
5030 (cse_insn): Decrement LABEL_NUSES for jump target before
5032 * emit-rtl.c (gen_rtx_CONST_DOUBLE): Use X0EXP for slot 1.
5033 * final.c (alter_subreg): Compute regno before changing x to
5034 REG; set REGNO(x) after changing it.
5035 * flow.c (count_basic_blocks): Use XWINT to inspect EH_REGION
5036 notes containing CONST_INTs.
5037 (delete_eh_regions): Use NOTE_EH_HANDLER.
5038 * function.c (put_reg_into_stack): Make reg a MEM before
5040 (fixup_var_refs_insns): Save REG_NOTES (insn) in case we
5042 (gen_mem_addressof): Make reg a MEM before initializing it.
5043 * integrate.c (copy_rtx_and_substitute): Copy '0' slots with
5045 * local-alloc.c (update_equiv_regs): Zap REG_NOTES before
5046 deleting an insn, not after.
5047 (block_alloc): Only look at PATTERN(insn) if we have to, and
5048 only if it's format class 'i'.
5049 * loop.c (check_dbra_loop): Check bl->biv->add_val is a
5050 CONST_INT before using its INTVAL.
5051 * print-rtl.c (print_rtx): Use X0STR.
5052 * regmove.c (fixup_match_1): Don't look at PATTERN of
5053 non-class-'i' insn chain elements.
5054 * reload.c (loc_mentioned_in_p): Take address of
5055 in->fld[1].rtx directly.
5056 * reload1.c (reload): Change reg to a MEM before initializing
5058 * varasm.c (mark_constant_pool): Skip CONST_DOUBLES, which
5060 * config/i386/i386.md (decrement_and_branch_if_zero): Fix typo.
5062 Fri Aug 20 13:43:41 1999 Andrew Haley <aph@cygnus.com>
5064 * config/mips/mips.c (machine_dependent_reorg): Force a
5065 barrier to output the local constant pool if a barrier hasn't
5066 been found at a natural point in the instruction stream.
5068 Mon Aug 30 22:04:36 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5070 * c-parse.in (language_string): Constify.
5072 * dwarf2out.c (language_string): Remove declaration.
5074 * dwarfout.c (language_string): Likewise.
5076 * toplev.c (language_string, init_parse, finish_parse): Likewise.
5078 * tree.h (language_string, init_parse, finish_parse): Declare.
5080 * i386/sun386.h (language_string): Remove declaration.
5082 * mips.h (language_string): Likewise.
5084 * nextstep.h (language_string): Likewise.
5086 * nextstep21.h (language_string): Likewise.
5088 * rs6000.c (language_string): Likewise.
5090 Mon Aug 30 20:56:08 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5092 * Makefile.in (OBJS, PROTO_OBJS): Remove getpwd.o.
5093 (getpwd.o): Remove target.
5095 * getpwd.c: Delete file. Its in libiberty now.
5097 * dbxout.c (getpwd): Don't prototype.
5098 * dwarf2out.c (getpwd): Likewise
5099 * dwarfout.c (getpwd): Likewise
5100 * final.c (getpwd): Likewise.
5101 * protoize.c (getpwd): Likewise.
5103 Mon Aug 30 20:21:34 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5105 * cse.c: (fold_rtx): Cast to HOST_WIDE_INT in left shift.
5107 Mon Aug 30 16:07:49 1999 Richard Henderson <rth@cygnus.com>
5109 * flow.c (new_insn_dead_notes): Use sets_reg_or_subreg not
5112 Mon Aug 30 12:23:53 1999 Jim Wilson <wilson@cygnus.com>
5114 * fixinc/Makefile.in (subdir): New.
5115 (fixincl.x, inclhack.sh, fixincl.sh): Use cp instead of $(CP).
5118 Mon Aug 30 01:02:09 1999 Jeffrey A Law (law@cygnus.com)
5120 * emit-rtl.c (copy_rtx_if_shared): A MEM which references
5121 virtual_stack_vars_rtx or virtual_incoming_args_rtx can not
5124 * invoke.texi: Fix typo.
5126 * dwarf2out.c (mem_loc_descriptor): New argument MODE. All callers
5127 changed. Handle autoincrement addressing modes.
5129 * integrate.c (copy_rtx_and_substitute): Handle internal_arg_pointer
5130 just like we would the virtual incoming args register when
5133 Sun Aug 29 23:17:54 1999 David Edelsohn <edelsohn@gnu.org>
5135 * rs6000.h (ASM_FILE_START): Specify complete filename, including
5136 path, in .file directive.
5138 Sun Aug 29 05:06:43 1999 Russ Allbery <rra@stanford.edu>
5140 * gcc.texi (External Bugs): Remove obsolete note about Perl on
5143 1999-08-29 08:38 -0700 Zack Weinberg <zack@bitmover.com>
5145 * stdbool.h: Make the typedef name _Bool, with bool a #defined
5148 Sun Aug 29 09:36:50 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5150 * tree.c (tree_code_name): Constify a char*.
5152 * tree.h (tree_code_name, decl_printable_name): Likewise.
5154 * function.h (struct function): Likewise.
5156 * toplev.c (decl_name, decl_printable_name): Likewise.
5158 * vax/vms.h (MAYBE_VMS_FUNCTION_PROLOGUE): Likewise.
5160 * objc/objc-act.c (decl_printable_name): Remove redundant prototype.
5161 (init_objc): Remove function pointer cast.
5163 Sun Aug 29 05:01:17 1999 John David Anglin <dave@hiauly1.hia.nrc.ca>
5165 * pa.md (interspace_jump): New pattern.
5166 (builtin_longjmp): New expander.
5168 1999-08-29 Bernd Schmidt <bernds@cygnus.co.uk>
5170 * fp-bit.c (add, sub, multiply, divide, compare, _eq_f2, _ne_f2,
5171 _gt_f2, _ge_f2, _lt_f2, _le_f2, float_to_si, float_to_usi, negate,
5172 sf_to_df, df_to_sf): Fix potential problem with alias analysis.
5174 Sun Aug 29 04:30:52 1999 John Wehle (john@feith.com)
5176 * jump.c (delete_prior_computation): Also check calls
5177 to constant functions. Don't bother checking for a
5178 REG_UNUSED note before adding it.
5179 (delete_computation): Handle multi-word hard registers
5180 when synthesizing missing REG_DEAD notes for a register
5181 which is both set and used by an insn.
5183 1999-08-29 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
5185 * loop.c (this_loop_info): New variable.
5186 (loop_has_call, loop_has_volatile, loop_has_tablejump,
5187 loop_continue, loops_enclosed): Replace with fields in this_loop_info.
5189 (prescan_loop, strength_reduce): New argument loop_info. All callers
5191 (scan_loop): New variable loop_info, initialise to address of
5193 (prescan_loop): Set loop_info->vtop if find NOTE_INSN_LOOP_VTOP.
5194 Delete variable loop_has_multiple_exit targets and replace with
5195 field in this_loop_info.
5196 (find_and_verify_loops): Rename this_loop to this_loop_num.
5197 (strength_reduce): Delete loop_iteration_info. Replace variable
5198 loop_info with function argument of same name.
5199 (insert_bct): Rework test for loop being completely unrolled.
5201 * loop.h (struct loop_info): New fields num, loops_enclosed,
5202 has_call, has_volatile, has_tablejump, has_multiple_exit_targets,
5203 has_indirect_jump, and cont. Redefine use of unroll_number.
5204 (loop_unroll_number): Delete.
5206 * unroll.c (unroll_loop): Store loop unroll count in unroll_number
5208 (loop_iterations): Delete variable vtop and instead use
5209 loop_info->vtop computed in prescan_loop.
5211 Sun Aug 29 03:27:23 1999 Scott Weikart <scott@igc.apc.org>
5213 * fix-header.c (main): Do not pass a null pointer to strcmp.
5215 Sun Aug 29 03:18:48 1999 William Bader (william@nscs.fast.net)
5217 * configure.in (i[34567]86-*-sco3.2v4*): Target does not truncate
5219 * configure: Rebuilt.
5221 Sat Aug 28 19:36:05 1999 Jeffrey A Law (law@cygnus.com)
5223 * jump.c (jump_optimize_1): Do not delete assignments to
5224 internal_arg_pointer.
5225 * cse.c (delete_trivially_dead_insns): Always consider a set of
5226 the internal_arg_pointer live.
5228 Sat Aug 28 16:24:31 1999 Richard Henderson <rth@cygnus.com>
5230 * flow.c (flow_delete_insn_chain): Rename from delete_insn_chain.
5231 (update_life_info) [REG_WAS_0]: Search the original insns rather
5232 than the new insns for the note. Fix typos finding note_dest.
5233 If no dest found, discard the note rather than abort.
5234 [REG_NOALIAS]: Handle as REG_NO_CONFLICT.
5235 (replace_insns): Remove the old insn list after update_life_info
5238 Sat Aug 28 16:20:12 1999 Richard Henderson <rth@cygnus.com>
5240 * haifa-sched.c (sched_analyze): Clear LOG_LINKS before calling
5242 (sched_analyze_1): Let add_dependence care for not adding dups.
5243 (sched_analyze_2): Likewise.
5244 (add_branch_dependences): Likewise.
5246 Sat Aug 28 15:58:16 1999 Mumit Khan <khan@xraylith.wisc.edu>
5248 * i386/winnt.c (export_list): New type.
5249 (exports_head): Rename to
5250 (export_head): this.
5251 (i386_pe_record_exported_symbol): Add is_data flag.
5252 (i386_pe_asm_file_end): Emit directive for exported variables.
5253 * i386/cygwin.h (i386_pe_record_exported_symbol): Update
5255 * i386/cygwin.h (ASM_OUTPUT_COMMON): Specify symbol type.
5256 (ASM_DECLARE_OBJECT_NAME): Likewise.
5257 (ASM_DECLARE_FUNCTION_NAME): Likewise.
5258 * i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
5260 Fri Aug 27 15:35:24 1999 Jeffrey A Law (law@cygnus.com)
5262 * cse.c (fold_rtx): Work around bug in Sun V5.0 compilers.
5264 * pa.c (emit_move_sequence): Do not stop on SUBREG_WORD of an
5267 Fri Aug 27 14:01:19 1999 Marc Espie <espie@cvs.openbsd.org>
5269 * config/openbsd.h: Define SET_ASM_OP.
5270 * tm.texi: cross-reference SET_ASM_OP in the index.
5272 1999-08-27 13:27 -0700 Zack Weinberg <zack@bitmover.com>
5274 * rtl.c: Define CONST_DOUBLE_FORMAT to the appropriate format
5275 for a CONST_DOUBLE, at compile time. Initialize rtx_length
5276 and class_narrowest_mode at compile time. Kill init_rtl.
5277 Mark rtx_length, mode_class, mode_size, mode_unit_size,
5278 mode_wider_mode, mode_mask_array, class_narrowest_mode, and
5279 rtx_format as const. Kill all references to EXTRA_CC_MODES or
5281 * rtl.def (CONST_DOUBLE): Use CONST_DOUBLE_FORMAT macro for
5283 * rtl.h: Declare rtx_length and rtx_format as const.
5284 * machmode.def: Define CC(). Use CC() to define CCmode. If
5285 EXTRA_CC_MODES is defined, expand it here.
5286 * machmode.h: Declare mode_class, mode_size, mode_unit_size,
5287 mode_wider_mode, mode_mask_array, and class_narrowest_mode as
5288 const. Kill all references to EXTRA_CC_MODES.
5290 * toplev.c: Don't prototype or call init_rtl.
5291 * optabs.c: Don't call init_mov_optab.
5292 * genemit.c: Don't generate init_mov_optab. Don't call
5294 * gengenrtl.c: Duplicate calculation of CONST_DOUBLE_FORMAT
5296 * genattr.c, genattrtab.c, gencodes.c, genconfig.c,
5297 genextract.c, genflags.c, genopinit.c, genoutput.c, genpeep.c,
5298 genrecog.c: Don't call init_rtl.
5300 * arc.h, arm.h, c4x.h, i386.h, i960.h, m88k.h, pa.h, pdp11.h,
5301 rs6000.h, sparc.h: Don't define EXTRA_CC_NAMES. Use CC() in
5302 definition of EXTRA_CC_MODES.
5304 * md.texi: Kill ref to EXTRA_CC_NAMES.
5305 * tm.texi: Document new way to define EXTRA_CC_MODES.
5307 * genrecog.c: Do not look up the name of a define_split.
5310 Fri Aug 27 17:03:42 1999 Nick Clifton <nickc@cygnus.com>
5312 * config/v850/v850.md: Fix typo introduced by previous delta.
5314 Fri Aug 27 09:48:59 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5316 * gcc.c (fatal): Make definition static to match prototype.
5318 Fri Aug 27 10:33:35 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5320 * combine.c (get_last_value): Don't look for earlier sets if the last
5321 known set is somewhere in between the insns being combined.
5323 Fri Aug 27 10:03:12 BST 1999 Nathan Sidwell <nathan@acm.org>
5325 * configure.in: Don't use shell ! to negate exit codes
5326 * configure: Regenerate
5328 Fri Aug 27 09:36:17 1999 Andreas Schwab <schwab@suse.de>
5330 * function.c (assign_stack_temp_for_type): Fix change of Mar 5 for
5331 the fact that ALIGN is measured in bits, not bytes.
5333 1999-08-27 00:27 -0700 Zack Weinberg <zack@bitmover.com>
5335 * errors.c: New file; defines functions error, warning, and
5336 fatal, variables have_error and progname.
5337 * errors.h: New file; prototypes and decls for stuff in errors.c.
5339 * Makefile: Add rules to build errors.o and
5340 $(HOST_PREFIX)errors.o. Link genconfig, gencodes, genemit,
5341 genopinit, genrecog, genextract, genpeep, genattr, and
5342 genoutput with errors.o. Add errors.h to deps of genconfig.o,
5343 gencodes.o, genemit.o, genopinit.o, genrecog.o, genextract.o,
5344 genpeep.o, genattr.o, and genoutput.o.
5346 * genconfig.c, gencodes.c, genemit.c, genopinit.c, genrecog.c,
5347 genextract.c, genpeep.c, genattr.c: Include errors.h. Don't
5348 define or prototype fatal. Set progname at beginning of main.
5349 * genoutput.c: Likewise, and don't define or prototype error
5352 * c-typeck.c (c_expand_start_case): Return immediately if exp
5354 * fold-const.c (operand_equal_p): Return immediately if arg1
5355 or arg0 are ERROR_MARKs.
5356 * stor-layout.c (layout_type [case RECORD_TYPE]): Ignore
5357 fields of type ERROR_MARK when calculating if the record can
5360 Fri Aug 27 01:03:48 1999 Jim Kingdon <http://developer.redhat.com>
5361 with much help from Jeffrey A Law and Richard Henderson
5363 * i386.md: In the 6 insns which call output_fix_trunc,
5364 earlyclobber operands[0].
5366 Fri Aug 27 01:01:51 1999 Philip Blundell <pb@nexus.co.uk>
5368 * jump.c (duplicate_loop_exit_test): Call reg_scan_update after
5369 creating new registers.
5371 1999-08-26 23:09 -0700 Zack Weinberg <zack@bitmover.com>
5373 * i386.h: Declare ix86_cpu_string, ix86_arch_string,
5374 i386_reg_alloc_order, i386_regparm_string,
5375 i386_align_loops_string, i386_align_jumps_string,
5376 i386_align_funcs_string, i386_preferred_stack_boundary_string,
5377 and i386_branch_cost_string as type "const char *".
5378 * i386.c: Define all above strings as type "const char *".
5380 Thu Aug 26 20:36:30 1999 Jim Wilson <wilson@cygnus.com>
5382 * dwarf2out.c (output_aranges): Check DWARF_OFFSET_SIZE not PTR_SIZE
5383 when emitting alignment padding. Emit padding byte of 0 instead of 4.
5385 Thu Aug 26 18:11:20 1999 Mark Mitchell <mark@codesourcery.com>
5387 * tree.c (array_type_nelts): Don't create RTL_EXPRs from
5388 SAVE_EXPRs unless the SAVE_EXPRs have already been expanded.
5390 Thu Aug 26 19:33:23 1999 Jim Wilson <wilson@cygnus.com>
5392 * dwarf2out.c (DWARF2_ASM_LINE_DEBUG_INFO): Add default definition.
5393 (debug_dwarf): Add DWARF2_ASM_LINE_DEBUG_INFO support.
5394 (dwarf2out_line, dwarf2out_finish): Likewise.
5395 * tm.texi (DWARF2_ASM_LINE_DEBUG_INFO): Add documetation.
5397 Thu Aug 26 16:10:56 1999 Gavin Romig-Koch <gavin@cygnus.com>
5399 * tree.c (lang_unsave_expr_now) : Correct return type.
5400 * tree.h (lang_unsave_expr_now) : Same.
5402 Thu Aug 26 13:12:29 1999 Jeffrey A Law (law@cygnus.com)
5404 * pa.c (cint_ok_for_move): Use CONST_INT_OK_FOR_LETTER_P macros
5405 instead of duplicating code.
5407 Thu Aug 26 18:32:32 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5409 * gcse.c (hash_scan_insn): Don't scan obvious no-ops.
5411 1999-08-26 09:42 -0700 Zack Weinberg <zack@bitmover.com>
5413 * tree.h: fancy_abort always takes three args.
5414 * resource.c: Move include of system.h before toplev.h.
5416 Thu Aug 26 09:46:16 1999 Nick Clifton <nickc@cygnus.com>
5418 * dwarf2out.c (mem_loc_descriptor): Accept LABEL_REFs as well
5421 1999-08-25 22:10 -0700 Zack Weinberg <zack@bitmover.com>
5423 * system.h: Don't redefine abort or trim_filename.
5424 * rtl.h: Define abort to fancy_abort (__FILE__, __LINE__, 0)
5425 or fancy_abort (__FILE__, __LINE__, __FUNCTION__) depending on
5426 whether or not __FUNCTION__ is available.
5427 * tree.h: Duplicate rtl.h's definition of abort, for files
5428 that don't include rtl.h. Delete all code to perform type
5429 checking with a compiler other than GCC.
5430 * varray.h: Delete all code to perform type checking with a
5431 compiler other than GCC. Make VARRAY_CHECK() always evaluate
5432 its arguments exactly once, using a statement expression.
5433 Adjust the VARRAY_<type> accessor macros to match.
5434 * toplev.h (fatal_insn, fatal_insn_not_found): Kill.
5435 (_fatal_insn, _fatal_insn_not_found): New fns, take info on
5436 caller's location. Define fatal_insn and fatal_insn_not_found
5437 as macros that use _fatal_insn and _fatal_insn_not_found.
5438 (fancy_abort, trim_filename): Kill prototypes.
5440 * rtl.c (trim_filename): Move here from toplev.c.
5441 (fancy_abort): New function.
5442 (DIR_SEPARATOR): Provide default definition.
5443 * tree.c (tree_check_failed, tree_class_check_failed): Go
5444 through fancy_abort.
5445 (tree_check, tree_class_check, cst_or_constructor_check,
5446 expr_check): Delete.
5447 * varray.c (varray_check_failed): New function.
5448 * toplev.c (fatal_insn, fatal_insn_not_found): Replace with
5449 _fatal_insn and _fatal_insn_not_found. Go through
5451 (trim_filename, fancy_abort): Delete.
5453 * builtins.c (expand_builtin_args_info): Report ICE with abort.
5454 * except.c (start_catch_handler): Report ICE with error/abort
5456 * final.c (output_operand_lossage): Likewise.
5457 * flow.c (verify_flow_info): Likewise.
5459 * gcc.c: Prototype fatal.
5460 * gengenrtl.c: Undef abort after including rtl.h not system.h.
5461 * genattr.c, genattrtab.c, genemit.c, genextract.c,
5462 genflags.c, genopinit.c, genoutput.c, genpeep.c, genrecog.c:
5463 Don't define fancy_abort.
5465 Wed Aug 25 17:56:59 1999 Richard Henderson <rth@cygnus.com>
5467 * optabs.c (emit_cmp_and_jump_insns): Be more thorough in
5470 Wed Aug 25 15:35:55 1999 Richard Henderson <rth@cygnus.com>
5472 * m88k.h (VERSION_INFO2): Kill.
5473 (VERSION_STRING): Kill.
5475 (VERSION_INFO1): Tidy.
5476 (TARGET_VERSION): Update.
5477 * m88k/dgux.h (VERSION_INFO2): Kill.
5478 (ASM_FIRST_LINE): Adjust for death of VERSION_STRING.
5479 * m88k/luna.h (VERSION_INFO1): Tidy.
5480 * m88k/sysv4.h (VERSION_INFO1): Likewise.
5481 * m88k.c (out_rcs_id, tm_rcs_id): Kill.
5482 (output_file_start): Adjust for death of VERSION_STRING.
5484 1999-08-25 13:51 -0700 Jim Meyering <meyering@ascend.com>
5486 * cpplib.c (detect_if_not_defined): New function.
5487 (do_if): Use it to detect potential once-only headers.
5489 Wed Aug 25 14:00:18 1999 Jason Merrill <jason@yorick.cygnus.com>
5491 * c-common.c (combine_strings): Always set TREE_CONSTANT.
5493 Wed Aug 25 15:27:22 1999 Gavin Romig-Koch <gavin@cygnus.com>
5495 * combine.c (nonzero_bits) : Allow single-ly set registers to be
5496 anywere in the function only if they are pseudos and set before
5497 being used (not live at the start of the function).
5498 (num_sign_bit_copies) : Same.
5499 (get_last_value_validate) : Same.
5500 (get_last_value) : Same.
5502 Wed Aug 25 11:13:29 1999 Richard Henderson <rth@cygnus.com>
5504 * loop.c (express_from): Try harder to unify (* c N) and (* c M)
5505 where N and M are constant and N is an integer multiple of M.
5507 Wed Aug 25 13:55:47 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
5509 * sbitmap.h (sbitmap_intersection_of_succs): Add prototype.
5510 (sbitmap_intersection_of_preds, sbitmap_union_of_succs,
5511 sbitmap_union_of_preds): Add prototypes.
5512 * sbitmap.c (sbitmap_intersection_of_succs): New function to compute
5513 the intersection of successors with the new flow graph structures.
5514 (sbitmap_intersection_of_preds): New function to compute the
5515 intersection of predecessors with the new flow graph structures.
5516 (sbitmap_union_of_succs): New function to compute the union of
5517 successors with the new flow graph structures.
5518 (sbitmap_union_of_preds): New function to compute the union of
5519 predecessors with the new flow graph structures.
5520 * gcse.c (compute_rdm, compute_available): Use new sbitmap routines.
5521 (expr_reaches_here_p): Use edge and basic_block structures instead
5522 of s_preds and s_succs.
5523 (compute_cprop_avinout): Use new sbitmap routines.
5524 (pre_expr_reaches_here_p): Use edge and basic_block structures instead
5525 of s_preds and s_succs.
5526 * flow.c (compute_flow_dominators): Compute dominators using
5527 edges and basic blocks instead of s_preds and s_succs.
5529 Wed Aug 25 13:41:47 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
5531 * lists.c (unused_insn_list, unused_expr_list): New file for
5532 maintaining various types of lists. New statics for maintaining a
5533 cache of available INSN_LIST and EXPR_LIST nodes.
5534 (free_list): Static function for freeing a list of INSN/EXPR nodes.
5535 (alloc_INSN_LIST): Function to get a free INSN_LIST node.
5536 (alloc_EXPR_LIST): Function to get a free EXPR_LIST node.
5537 (init_EXPR_INSN_LIST_cache): Initialize the cache lists.
5538 (free_EXPR_LIST_list): Free an entire list of EXPR_LIST nodes.
5539 (free_INSN_LIST_list): Free an entire list of INSN_LIST nodes.
5540 (free_EXPR_LIST_node): Free an individual EXPR_LIST node.
5541 (free_INSN_LIST_node): Free an individual INSN_LIST node.
5542 * haifa-sched.c (unused_insn_list, unused_expr_list): Moved to flow.c
5543 (free_list, alloc_INSN_LIST, alloc_EXPR_LIST): Moved to flow.c
5544 (remove_dependence, free_pending_lists): Use new global routines.
5545 (flush_pending_lists, sched_analyze_insn): Use new global routines.
5546 (sched_analyze, compute_block_backward_dependences): Use new routines.
5547 (sched_analyze_1, sched_analyze_2): Use new routines.
5548 (schedule_insns): Use new global routines.
5549 * rtl.h (init_EXPR_INSN_LIST_cache, free_EXPR_LIST_list): Add function
5551 (free_INSN_LIST_list, free_EXPR_LIST_node): Add prototypes.
5552 (free_INSN_LIST_node, alloc_INSN_LIST, alloc_EXPR_LIST): Add function
5554 * toplev.c (rest_of_compilation): Initialize node cache.
5555 * Makefile.in (OBJS): Add lists.o to list of object files.
5556 (lists.o): Add dependancies.
5558 Wed Aug 25 17:31:56 1999 Nick Clifton <nickc@cygnus.com>
5560 * config/v850/v850.md: Fix compile time warning messages.
5561 * config/v850/v850.c: Fix compile time warning messages.
5562 * config/v850/v850.h: Fix compile time warning messages.
5564 Wed Aug 25 09:44:43 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5566 * genattr.c (gen_attr): Add prototype arguments for get_attr_*().
5567 Remove unused prototype for `init_lengths'.
5569 Wed Aug 25 09:32:31 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5571 * calls.c (emit_call_1): Mark parameter `stack_size' with
5573 (expand_call): Initialize variable `insn'.
5574 (emit_library_call): Likewise for variable `high_to_save'.
5575 (emit_library_call_value): Likewise.
5576 (store_one_arg): Likewise for variables `lower_bound' and
5579 * combine.c (try_combine): Likewise for variables `i2_code_number'
5580 and `other_code_number'.
5581 (find_split_point): Likewise for variables `pos', `unsignedp' and
5583 (simplify_if_then_else): Likewise for variables `op' and `c1'.
5584 (simplify_and_const_int): Remove unused variable `width'.
5585 (merge_outer_ops): Likewise.
5587 * cse.c (simplify_binary_operation): Cast an INTVAL() to `unsigned
5588 HOST_WIDE_INT' when comparing against one.
5589 (simplify_relational_operation): Likewise.
5590 (cse_insn): Initialize variables `src_eqv_volatile',
5591 `src_eqv_in_memory', `src_eqv_in_struct', `src_eqv_hash' and `sets'.
5593 * final.c (init_final): Constify parameter `filename'.
5594 (final_start_function): Mark parameter `optimize' with
5596 (profile_function): Likewise for parameters `first' and `optimize'.
5597 (output_source_line): Likewise for parameter `file'.
5599 * integrate.c (subst_constants): Cast a value to `size_t' when
5600 comparing against one.
5601 (mark_stores): Initialize variable `mode'. Cast a value to
5602 `size_t' when comparing against one.
5604 * integrate.h (MAYBE_EXTEND_CONST_EQUIV_VARRAY): Likewise.
5606 * loop.c (move_movables): Initialize variable `first'.
5607 (strength_reduce): Likewise for variable `increment'.
5608 (check_dbra_loop): Likewise for variable `comparison_val'. Cast a
5609 value to `size_t' when comparing against one.
5610 (load_mems): Initialize variable `end_label'.
5612 * output.h (init_final): Constify parameter.
5614 * reload.c (decompose): Initialize variable `base'.
5616 * reload1.c (reload): Likewise for variable `is_scalar'.
5617 (spill_hard_reg): Mark parameter `dumpfile' with ATTRIBUTE_UNUSED.
5618 (choose_reload_regs): Initialize variable `mode'.
5619 (emit_reload_insns): Likewise for variable `store_insn'.
5620 (reload_cse_noop_set_p): Mark parameter `insn' with
5622 (reload_combine): Initialize variable `set'.
5624 * unroll.c (unroll_loop): Likewise for variable `local_label'.
5625 (copy_loop_body): Cast a value to `size_t' when comparing against
5628 * varasm.c (assemble_variable): Initialize variable `size_tree'.
5629 (const_hash): Add an `else abort()' in an if-else-if-else sequence.
5630 (remove_from_pending_weak_list): Mark parameter `name' with
5633 Wed Aug 25 11:18:39 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5635 * toplev.c (rest_of_compilation): Use decl_printable_name when opening
5638 Wed Aug 25 10:57:12 1999 Nick Clifton <nickc@cygnus.com>
5640 * config/arm/telf.h (ASM_WEAKEN_LABEL): Define.
5641 (ASM_DECLARE_FUNCTION_NAME): Define.
5642 (TYPE_ASM_OP, SIZE_ASM_OP, TYPE_OPERAND_FORMAT,
5643 ASM_DECLARE_RESULT, ASM_DECLARE_OBJECT_NAME,
5644 ASM_FINISH_DECLARE_OBJECT, ASM_DECLARE_FUNCTION_SIZE): Define if
5645 not already defined.
5647 Wed Aug 25 01:36:11 1999 John David Anglin <dave@hiauly1.hia.nrc.ca>
5649 * calls.c (emit_call_1): Use call_pop/call_value_pop for all values
5650 of n_popped when call/call_value are not defined.
5652 Wed Aug 25 01:25:14 1999 Jeffrey A Law (law@cygnus.com)
5654 * tm.texi: GNU CC -> GCC conversion.
5655 (CC1_SPEC): Indicate it is used for all language front ends.
5657 Tue Aug 24 23:43:03 1999 Mark Mitchell <mark@codesourcery.com>
5659 * flow.c (delete_block): Spell NOTE_INSN_EH_REGION_BEG and
5660 NOTE_INSN_EH_REGION_END correctly.
5662 Tue Aug 24 23:26:44 1999 Michael Tiemann <tiemann@holodeck.cygnus.com>
5663 Jeff Law <law@cygnus.com>
5665 * loop.c (strength_reduce): Automatically unroll loops if the
5666 unrolled loop size is smaller than the rolled loop size.
5668 * loop.c (insert_bct): Replace use of sdiv_optab with asr_optab
5669 and delete comment that code should be rewritten.
5671 Tue Aug 24 22:56:35 1999 Jeffrey A Law (law@cygnus.com)
5673 * haifa-sched.c (find_rgns): Mark a block found during the DFS search
5676 * haifa-sched.c (get_visual_tbl_length): Fix off-by-one error.
5678 Tue Aug 24 22:41:06 1999 Mumit Khan <khan@xraylith.wisc.edu>
5680 * fixinc/mkfixinc.sh: Don't fix uwin headers.
5681 * i386/uwin.h (MD_STARTFILE_PREFIX): Define.
5682 (LINK_SPEC): Add -u _main when building executables.
5683 (ASM_DECLARE_FUNCTION): Update from Cygwin.
5684 (ASM_FILE_END): Use the default for ix86-pe.
5685 * i386/xm-uwin.h (HAVE_BCOPY): Undefine.
5687 Tue Aug 24 20:49:47 1999 Art Haas <ahaas@neosoft.com>
5689 * final.c (output_addr_const): Handle case where ASM_OPEN_PAREN
5690 and ASM_CLOSE_PAREN are empty strings.
5692 Wed Aug 25 12:46:22 1999 Fred Fish <fnf@cygnus.com>
5693 Geoffrey Keating <geoffk@cygnus.com>
5695 * Makefile.in (PREPROCESSOR_DEFINES): New macro.
5696 (protoize.o): Use PREPROCESSOR_DEFINES and DRIVER_DEFINES.
5697 (unprotoize.o): Ditto.
5698 (test-protoize-simple): Don't define STD_PROTO_DIR.
5699 * protoize.c: Use PARAMS rather than PROTO. Minor whitespace
5700 changes to make 'test-protoize-simple' pass.
5701 (STD_PROTO_DIR): Remove define.
5702 (STANDARD_EXEC_PREFIX): Supply default define.
5703 (standard_exec_prefix): New variable, init to STANDARD_EXEC_PREFIX.
5704 (target_machine): New variable, init to DEFAULT_TARGET_MACHINE.
5705 (target_version): New variable, init to DEFAULT_TARGET_VERSION.
5706 (GET_ENV_PATH_LIST): New macro.
5707 (default_syscalls_dir): No longer initialized to STD_PROTO_DIR.
5708 (do_processing): Initialize default_syscalls_dir using new
5709 macros. Use it to initialize syscalls_absolute_filename.
5711 Tue Aug 24 16:58:15 1999 Richard Henderson <rth@cygnus.com>
5713 * jump.c (jump_optimize_1): Do cmov opt on any single-set; force
5714 B into a register before emit_conditional_move.
5716 Tue Aug 24 15:37:03 1999 Richard Henderson <rth@cygnus.com>
5718 * fold-const.c (fold): Reassociate (+ (+ (* a b) c) (* d e))
5719 as (+ (+ (* a b) (* d e)) c). Factor a common power-of-two
5720 multiplicand out of (+ (* a b) (* c d)).
5722 Tue Aug 24 11:46:10 1999 Bob Manson <manson@cygnus.com>
5723 Richard Henderson <rth@cygnus.com>
5725 * haifa-sched.c (split_hard_reg_notes): Move to flow.c
5726 (new_insn_dead_notes): Likewise.
5727 (update_n_sets): Likewise.
5728 (update_flow_info): Move to flow.c, renamed to update_life_info;
5729 extend to handle multiple source insns.
5730 * flow.c: Include resource.h
5731 (unlink_insn_chain): New.
5732 (split_hard_reg_notes): New.
5733 (maybe_add_dead_note): New.
5734 (maybe_add_dead_note_use): New.
5735 (find_insn_with_note): New.
5736 (new_insn_dead_notes): New.
5737 (update_n_sets): New.
5738 (sets_reg_or_subreg_1, sets_reg_or_subreg): New.
5739 (maybe_remove_dead_notes): New.
5740 (update_life_info): New.
5741 (prepend_reg_notes): New.
5742 (replace_insns): New.
5743 * output.h (update_life_info): Declare.
5744 * recog.c (split_block_insns): Use update_life_info.
5745 * resource.c (find_free_register): Use reg_alloc_order, don't use
5746 fixed regs, make sure the mode is supported, don't use new regs.
5748 * rtl.h (replace_insns): Declare.
5750 Tue Aug 24 13:48:39 1999 Nathan Sidwell <nathan@acm.org>
5752 * expr.c (expand_expr): Cope with COND_EXPRs with one
5753 non-returning branch.
5755 Mon Aug 23 22:28:16 1999 Mark Mitchell <mark@codesourcery.com>
5757 * expr.c (store_expr): Always pass down the target, even when not
5760 1999-08-24 Nick Clifton <nickc@cygnus.com>
5762 * configure.in: Define target_cpu_default for v850 targets.
5763 * configure: Regenerate
5765 * config/v850/v850.h (TARGET_CPU_generic): Define.
5766 (GO_IF_LEGITIMATE_ADDRESS): Insist that SImode and larger constant
5767 addresses are 4 byte aligned.
5769 * config/v850/v850.c (print_operand): Cope with 'R' format DFmode
5772 Tue Aug 24 09:32:07 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5774 * genattr.c (function_unit_desc): Constify a char*. Add prototype.
5775 (main): Add prototypes.
5777 * genattrtab.c (substitute_address, write_const_num_delay_slots,
5778 attr_eq, attr_numeral, attr_equal_p, attr_copy_rtx): Prototype.
5779 (write_attr_get): Emit prototypes along with function definition.
5780 (write_eligible_delay): Mark a parameter with ATTRIBUTE_UNUSED.
5781 (write_complex_function): Emit static prototype along with
5782 function definition.
5784 * genemit.c (gen_split): Emit prototypes along with function
5787 * genoutput.c (output_epilogue): Add prototype to `insn_outfun'.
5788 Likewise for predicates and `insn_operand_predicate'.
5789 (process_template): Emit static prototype along with function
5792 * genrecog.c (make_insn_sequence): Constify a char*. Add
5793 prototypes for get_split_*().
5794 (write_subroutine): Emit prototypes along with function
5797 Tue Aug 24 12:35:20 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5799 * gcse.c (find_avail_set): Follow chains of register-register copies.
5800 Use oprs_not_set_p to guarantee that the returned value can be
5802 (cprop_insn): Don't verify the return value of find_avail_set with
5805 * gcse.c (cprop_jump): New function, broken out of cprop_insn.
5806 (cprop_cc0_jump): New function.
5807 (cprop_insn): Break out new function cprop_jump and use it.
5808 Also use cprop_cc0_jump for machines with CC0.
5809 (cprop): Don't crash if cprop_insn turned the insn into a NOTE.
5811 * tree.h (current_function_calls_setjmp,
5812 current_function_calls_longjmp): Delete declarations.
5813 * dsp16xx.c: Include "function.h".
5814 * elxsi.c: Likewise.
5815 * gmicro.c: Likewise.
5816 * h8300.c: Likewise.
5819 * mn10200.c: Likewise.
5820 * mn10300.c: Likewise.
5821 * ns32k.c: Likewise.
5825 * rtl.h (rtx_equal_function_value_matters): Declare.
5826 * toplev.c (rtx_equal_function_value_matters): Don't declare.
5828 * function.c: Likewise.
5829 * emit-rtl.c: Likewise.
5831 Tue Aug 24 02:47:44 1999 Jeffrey A Law (law@cygnus.com)
5833 * expr.c (convert_move): Fix arguments to TRULY_NOOP_TRUNCATION
5836 1999-08-24 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
5838 * jump.c (delete_barrier_successors) Match (set (pc) (pc)) insn
5841 Mon Aug 23 23:35:52 1999 Matthias Klose <doko@cs.tu-berlin.de>
5843 * cpp.texi: Add a node documenting macro varargs (copied
5846 1999-08-23 22:23 -0700 Zack Weinberg <zack@bitmover.com>
5848 * cppspec.c: Put a null pointer at the end of the new argv.
5850 Mon Aug 23 21:23:24 1999 Jeffrey A Law (law@cygnus.com)
5852 * configure.in: Remove code to select/de-select the haifa
5853 scheduler. Every scheduled port gets haifa now.
5854 * configure: Rebuilt.
5855 * flags.h, genattrtab.c, rtl.h, toplev.c: Remove HAIFA ifdefs.
5857 * Makefile.in: Corresponding changes.
5859 Mon Aug 23 16:04:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5861 * optabs.c (prepare_cmp_insn): Turn COMPARISON arg into a pointer.
5862 All callers changed.
5863 (prepare_float_lib_cmp): Likewise.
5864 Use FLOAT_LIB_COMPARE_RETURNS_BOOL.
5865 * expr.h (emit_float_lib_cmp): Delete declaration.
5866 * tm.texi (FLOAT_LIB_COMPARE_RETURNS_BOOL): Document.
5867 * sparc.h (FLOAT_LIB_COMPARE_RETURNS_BOOL): Define.
5868 * sparc.md (bcc and scc patterns): Don't handle TFmode comparisons
5870 (cmptf): Now conditional on TARGET_HARD_QUAD.
5872 Fri Aug 20 17:52:27 1999 Jim Wilson <wilson@cygnus.com>
5874 * resource.c (mark_target_live_regs): Use
5875 PIC_OFFSET_TABLE_REG_CALL_CLOBBERED.
5877 Fri Aug 20 19:07:55 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5879 * rtl.c (rtx_class, note_insn_name, reg_note_name): Constify.
5881 * rtl.h (rtx_class, reg_note_name, note_insn_name): Likewise.
5883 * genopinit.c (gen_insn): Use accessor macro, not `rtx_class'.
5885 Fri Aug 20 18:53:43 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5887 * rtl.h (rtx_format): Constify a char*.
5889 * rtl.c (rtx_format): Likewise.
5890 (copy_rtx, copy_most_rtx, read_rtx): Likewise.
5891 (init_rtl): Use accessor macro, not `rtx_format'.
5893 * alias.c (rtx_equal_for_memref_p, find_symbolic_term): Constify a
5896 * caller-save.c (mark_referenced_regs): Likewise.
5898 * combine.c (subst, make_compound_operation, known_cond,
5899 gen_rtx_combine, update_table_tick, get_last_value_validate,
5900 use_crosses_set_p, mark_used_regs_combine, move_deaths): Likewise.
5902 * cse.c (rtx_cost, mention_regs, canon_hash, exp_equiv_p,
5903 refers_to_p, canon_reg, fold_rtx, cse_process_notes,
5904 count_reg_usage): Likewise.
5906 * emit-rtl.c (gen_rtx, copy_rtx_if_shared, reset_used_flags):
5909 * final.c (leaf_renumber_regs_insn): Likewise.
5911 * flow.c (mark_used_regs, find_use_as_address, dump_flow_info,
5912 dump_edge_info, count_reg_references): Likewise.
5914 * function.c (fixup_var_refs_1, walk_fixup_memory_subreg,
5915 fixup_stack_1, purge_addressof_1, instantiate_virtual_regs_1):
5918 * gcse.c (oprs_unchanged_p, hash_expr_1, expr_equiv_p,
5919 oprs_not_set_p, expr_killed_p, compute_transp, find_used_regs,
5920 add_label_notes): Likewise.
5922 * genattrtab.c (attr_rtx, attr_copy_rtx, encode_units_mask,
5923 clear_struct_flag, count_sub_rtxs, count_alternatives,
5924 compares_alternatives_p, contained_in_p, walk_attr_value,
5925 write_expr_attr_cache): Likewise.
5927 * genconfig.c (walk_insn_part): Likewise.
5929 * genemit.c (max_operand_1, gen_exp): Likewise.
5931 * genextract.c (walk_rtx): Likewise.
5933 * genflags.c (num_operands): Likewise.
5935 * genoutput.c (scan_operands): Likewise.
5937 * genpeep.c (match_rtx): Likewise.
5939 * genrecog.c (add_to_sequence): Likewise.
5941 * haifa-sched.c (may_trap_exp, sched_analyze_2, attach_deaths):
5944 * integrate.c (save_constants, copy_for_inline,
5945 copy_rtx_and_substitute, subst_constants, restore_constants):
5948 * jump.c (mark_jump_label, invert_exp, redirect_exp,
5949 rtx_renumbered_equal_p, rtx_equal_for_thread_p): Likewise.
5951 * local-alloc.c (contains_replace_regs, memref_referenced_p):
5954 * loop.c (record_excess_regs, rtx_equal_for_loop_p,
5955 add_label_notes, replace_call_address, count_nonfixed_reads,
5956 invariant_p, find_single_use_in_loop, find_mem_givs,
5957 find_life_end, maybe_eliminate_biv_1, update_reg_last_use):
5960 * print-rtl.c (reg_names, print_rtx): Likewise.
5962 * recog.c (validate_replace_rtx_1, find_single_use_1): Likewise.
5964 * reg-stack.c (stack_regs_mentioned_p, record_label_references,
5965 record_reg_life_pat, swap_rtx_condition, goto_block_pat,
5966 print_blocks): Likewise.
5968 * regclass.c (fix_register, record_address_regs,
5969 reg_scan_mark_refs): Likewise.
5971 * regmove.c (stable_but_for_p): Likewise.
5973 * reload.c (loc_mentioned_in_p, operands_match_p,
5974 find_reloads_toplevsubst_reg_equivs, find_reloads_address_1,
5975 copy_replacements, refers_to_regno_for_reload_p,
5976 refers_to_mem_for_reload_p, find_inc_amount, regno_clobbered_p,
5977 reload_when_needed_name, reg_class_names, debug_reload_to_stream):
5980 * reload1.c (eliminate_regs, scan_paradoxical_subregs,
5981 delete_address_reloads_1, count_occurrences,
5982 reload_cse_mem_conflict_p, reload_combine_note_use,
5983 add_auto_inc_notes): Likewise.
5985 * resource.c (mark_referenced_resources, mark_set_resources):
5988 * rtlanal.c (rtx_unstable_p, rtx_varies_p, rtx_addr_varies_p,
5989 reg_mentioned_p, regs_set_between_p, modified_between_p,
5990 modified_in_p, refers_to_regno_p, reg_overlap_mentioned_p,
5991 rtx_equal_p, volatile_insn_p, volatile_refs_p, side_effects_p,
5992 may_trap_p, inequality_comparisons_p, replace_rtx, replace_regs,
5993 jmp_uses_reg_or_mem, for_each_rtx, regno_use_in): Likewise.
5995 * sched.c (sched_analyze_2, attach_deaths): Likewise.
5997 * stupid.c (stupid_mark_refs): Likewise.
5999 * unroll.c (remap_split_bivs): Likewise.
6001 * varasm.c (mark_constants): Likewise.
6003 * a29k/a29k.c (uses_local_reg_p): Likewise.
6005 * alpha/alpha.c (summarize_insn): Likewise.
6007 * arm/arm.c (symbol_mentioned_p, label_mentioned_p,
6008 eliminate_lr2ip): Likewise.
6010 * arm/thumb.c (symbol_mentioned_p, label_mentioned_p): Likewise.
6012 * i386/i386.c (symbolic_reference_mentioned_p, copy_all_rtx,
6013 reg_mentioned_in_mem): Likewise.
6015 * ns32k/ns32k.c (global_symbolic_reference_mentioned_p,
6016 symbolic_reference_mentioned_p): Likewise.
6018 * romp/romp.c (unsigned_comparisons_p, hash_rtx): Likewise.
6020 * sh/sh.c (regs_used, mark_use): Likewise.
6022 * vax/vax.c (vax_rtx_cost): Likewise.
6024 Fri Aug 20 18:38:43 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6026 * machmode.h (mode_name): Constify a char*.
6028 * rtl.c (mode_name): Likewise.
6030 * genopinit.c (gen_insn): Use accessor macro, not `mode_name'.
6032 * optabs.c (init_libfuncs): Constify a char*.
6034 * print-tree.c (mode_name): Remove redundant declaration.
6035 (print_node): Use accessor macro, not `mode_name'.
6037 * reload1.c (dump_needs): Constify a char*. Use accessor macro,
6039 (new_spill_reg): Constify a char*.
6041 * tree.c (mode_name): Remove redundant declaration.
6043 Fri Aug 20 18:31:26 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6045 * rtl.c (rtx_name): Constify a char*.
6047 * rtl.h (rtx_name, fix_sched_param): Likewise.
6049 * gmicro/gmicro.c (rtx_name): Remove redundant declaration.
6050 (mypr): Use accessor macro, not `rtx_name'.
6052 * genemit.c (print_code): Constify a char*.
6054 * genopinit.c (gen_insn): Use accessor macro, not `rtx_name'.
6056 * genpeep.c (print_code): Constify a char*.
6058 * genrecog.c (print_code): Likewise.
6060 * graph.c (start_fct, start_bb, node_data, draw_edge, end_fct,
6061 end_bb): Add static prototype.
6062 (draw_edge): Constify a char*.
6063 (end_bb): Remove unused parameter.
6065 * haifa-sched.c (fix_sched_param, safe_concat, print_exp
6066 print_block_visualization): Constify a char*.
6068 Fri Aug 20 15:02:10 1999 Mark Mitchell <mark@codesourcery.com>
6070 * c-common.c (c_get_alias_set): Update comment.
6072 1999-08-20 Andreas Jaeger <aj@arthur.rhein-neckar.de>
6074 * linux.h (LIB_SPEC): Added.
6076 Fri Aug 20 22:32:17 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
6078 * config/c4x/c4x.h (STARTFILE_SPEC): Don't define.
6080 1999-08-19 18:43 -0700 Zack Weinberg <zack@bitmover.com>
6082 * tree.c (expr_check): Fix typo in last change.
6084 1999-08-19 14:44 -0700 Zack Weinberg <zack@bitmover.com>
6086 * rtl.def (NOTE): Change format to "iuu0n".
6087 (ADDR_DIFF_VEC): Change format to "eEee0".
6088 (ADDRESSOF): Change format to "eit".
6090 * rtl.h (rtvec): Make "elem" an array of rtx, not rtunion.
6091 (RTVEC_ELT): Change to match.
6092 (XVECEXP): Use XVEC and RTVEC_ELT.
6093 (INSN_UID, INSN_CODE, CODE_LABEL_NUMBER, NOTE_LINE_NUMBER,
6094 ADDRESSOF_REGNO, REGNO, SUBREG_WORD): Use XINT.
6095 (PREV_INSN, NEXT_INSN, PATTERN, REG_NOTES,
6096 CALL_INSN_FUNCTION_USAGE, SUBREG_REG, SET_SRC, SET_DEST,
6097 TRAP_CONDITION, TRAP_CODE): Use XEXP.
6098 (INTVAL): Use XWINT.
6099 (ADDRESSOF_DECL): Use XTREE.
6100 (SET_ADDRESSOF_DECL): Delete.
6101 (NOTE_DECL_NAME, NOTE_DECL_CODE, NOTE_DECL_RTL,
6102 NOTE_DECL_IDENTIFIER, NOTE_DECL_TYPE): Kill. These have been
6103 ifdefed out since 2.6 at least.
6104 (gen_rtvec_vv): Delete prototype.
6106 * rtl.h (rtvec_alloc): rt->elem is now an array of rtx,
6108 (copy_most_rtx): Handle 't' format letter.
6109 * emit-rtl.c (gen_rtvec_v): rt_val->elem is an array of rtx.
6110 (gen_rtvec_vv): Delete function. All callers changed to use
6111 gen_rtvec_v instead.
6112 * print-rtl.c (print_rtx): Move special casing of NOTEs to
6113 the '0' format letter.
6115 * function.c (gen_mem_addressof): Don't use
6116 SET_ADDRESSOF_DECL; provide `decl' to gen_rtx_ADDRESSOF
6118 * integrate.c (copy_rtx_and_substitute): Likewise.
6119 Copy 't' slots with XTREE.
6120 (subst_constants): Treat 't' slots like '[swi]' slots.
6121 * cse.c (canon_hash, exp_equiv_p): Treat 't' slots like '0' slots.
6122 * jump.c (rtx_equal_for_thread_p): Likewise.
6123 * rtlanal.c (rtx_equal_p): Likewise.
6124 * stmt.c (expand_end_case): gen_rtx_ADDR_DIFF_VEC now takes
6125 only four arguments.
6126 * gengenrtl.c (type_from_format): Provide correct types for
6130 * tree.h [ENABLE_CHECKING] (TREE_CHECK, TREE_CLASS_CHECK):
6131 If a recent gcc is in use (always in stage2 and beyond), use
6132 statement expressions, so we don't make a function call unless
6133 the check fails. Evaluate arguments exactly once.
6134 (CHAIN_CHECK, DO_CHECK, DO_CHECK1, TREE_CHECK1,
6135 TREE_CLASS_CHECK1, TYPE_CHECK1, DECL_CHECK1, CST_CHECK1):
6137 (CST_OR_CONSTRUCTOR_CHECK, EXPR_CHECK): Redefine such that
6138 they evaluate their arguments exactly once, irrespective of
6139 the compiler in use.
6141 * tree.c [ENABLE_CHECKING]: Define whichever set of functions
6142 is used by the currently-enabled check macros. This is:
6143 (tree_check_failed, tree_class_check_failed): For gcc.
6144 (tree_check, tree_class_check, cst_or_constructor_check,
6145 expr_check): For other compilers.
6147 * gencheck.c: Do not define any *_CHECK1 macros.
6149 Thu Aug 19 14:42:38 1999 Mike Stump <mrs@wrs.com>
6150 Mark Mitchell <mark@codesourcery.com>
6152 * c-common.c (c_get_alias_set): Fix support for poitners and
6155 Thu Aug 19 11:51:22 EDT 1999 John Wehle (john@feith.com)
6157 * alias.c: Include tree.h.
6158 (nonlocal_reference_p, mark_constant_function): New functions.
6159 * flow.c (life_analysis): Call mark_constant_function.
6160 * rtl.h (mark_constant_function): Declare it.
6162 Thu Aug 19 15:02:01 1999 Nick Clifton <nickc@cygnus.com>
6164 * config/rs6000/rs6000.c (rs6000_override_options): Fix test for
6165 unrecognisable switches.
6167 Wed Aug 18 23:31:57 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
6169 * loop.c (recombine_givs): Set ix field after sorting.
6170 (recombine_givs): Remove bogus index / giv lockstep looping.
6172 Wed Aug 18 18:20:40 1999 Bernd Schmidt <bernds@cygnus.co.uk>
6174 * expmed.c (emit_store_flag): If UNSIGNEDP, call unsigned_condition
6176 (emit_store_flag_force): Use do_compare_rtx_and_jump.
6177 (do_cmp_and_jump): Formatting fixes.
6178 * expr.c (do_compare_and_jump): Renamed from compare; changed to call
6179 do_compare_rtx_and_jump instead of compare_from_rtx.
6180 (do_compare_rtx_and_jump): New function; mostly copied from
6182 (do_jump_for_compare): Delete.
6183 (expand_expr): Use do_compare_rtx_and_jump when handling MAX_EXPR and
6185 (do_jump): Use do_compare_and_jump or do_compare_rtx_and_jump instead
6186 of compare/do_jump_for_compare pairs.
6187 (do_jump_by_parts_greater): Use do_jump_by_parts_greater_rtx.
6188 (do_jump_by_parts_greater_rtx): Use do_compare_rtx_and_jump instead of
6189 compare_from_rtx/do_jump_for_compare pairs.
6190 (do_jump_by_parts_equality): Likewise.
6191 (do_jump_by_parts_equality_rtx): Likewise.
6192 * expr.h (do_compare_rtx_and_jump): Declare.
6193 * optabs.c (prepare_cmp_insn): New function, contains most of the code
6194 that used to be in emit_cmp_insn.
6195 (cmp_available_p): New function.
6196 (prepare_operand): New function.
6197 (emit_cmp_and_jump_insn_1): New function, contains some code that used
6198 to be in emit_cmp_insn.
6199 (prepare_float_lib_cmp): Renamed from emit_float_lib_cmp; change some
6200 parameters to be pointers; don't emit final compare but modify some of
6201 the values pointed to by the args so the caller can perform the
6203 (expand_binop): Call emit_store_flag_force with signed forms of
6205 (expand_abs): Use do_compare_rtx_and_jump instead of compare_from_rtx/
6206 emit_jump_insn pair.
6207 (emit_cmp_and_jump_insn): Use prepare_cmp_insn and
6208 emit_cmp_and_jump_insn_1. Call emit_queue.
6209 (emit_cmp_insn): Just call emit_cmp_and_jump_insns with zero for LABEL
6211 * flow.c (tidy_fallthru_edge): If HAVE_cc0, verify insn before a
6212 jump sets cc0 before deleting it.
6213 * integrate.c (expand_inline_function): Likewise.
6214 * unroll.c (unroll_loop): Similar changes in several places.
6215 (copy_loop_body): If HAVE_cc0, verify insn before a jump sets cc0
6218 Wed Aug 18 06:37:44 1999 Bernd Schmidt <bernds@cygnus.co.uk>
6220 * Makefile.in (insn-recog.o): Update dependencies.
6221 * genrecog.c (main): Make generated file include "function.h".
6223 Sat Aug 14 00:54:57 1999 Geoffrey Keating <geoffk@cygnus.com>
6225 * cse.c (cse_insn): Call never_reached_warning when a jump is
6226 changed to be unconditional.
6227 * flags.h: Declare warn_notreached.
6228 * flow.c (delete_block): Call never_reached_warning when
6230 * jump.c (delete_barrier_successors): Call never_reached_warning
6231 when we delete everything after a BARRIER.
6232 (never_reached_warning): New function.
6233 * rtl.h: Declare never_reached_warning.
6234 * toplev.c (warn_notreached): New variable.
6235 (lang_independent_options): Set warn_notreached
6236 when -Wunreachable-code.
6237 (compile_file): We need line numbers for -Wunreachable-code.
6239 Tue Aug 17 22:06:11 1999 Jan Hubicka <hubicka@freesoft.cz>
6241 * haifa-sched.c (insn_unit): Fix typo on out of range test.
6242 * sched.c (insn_unit): Likewise.
6244 Tue Aug 17 21:57:23 1999 Andreas Schwab <schwab@suse.de>
6246 * combine.c (distribute_notes): Handle REG_EH_RETHROW.
6248 Tue Aug 17 17:39:43 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
6250 * flow.c (create_edge_list): Use xmalloc, not malloc.
6252 Tue Aug 17 01:40:54 1999 Loren Rittle <ljrittle@acm.org>
6254 * fixinc/inclhack.def (no_double_slash): Do not trash single-line
6255 C-style comments. Do not lose the character before double slash.
6257 Mon Aug 16 18:08:22 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
6259 * basic-block.h (struct edge_list): Stucture to maintain a vector
6261 (EDGE_INDEX_NO_EDGE, EDGE_INDEX, INDEX_EDGE_PRED_BB, INDEX_EDGE_SUCC_BB,
6262 INDEX_EDGE, NUM_EDGES): New Macros for accessing edge list.
6263 (create_edge_list, free_edge-List, print_edge_list, verify_edge_list):
6264 New function prototypes.
6265 * flow.c (create_edge_list): Function to create an edge list.
6266 (free_edge_list): Discards memory used by an edge list.
6267 (print_edge_list): Debug output showing an edge list.
6268 (verify_edge_list): Internal consistency check for an edge list.
6269 (find_edge_index): Function to find an edge index for a pred and succ.
6271 Mon Aug 16 11:56:36 1999 Mark Mitchell <mark@codesourcery.com>
6273 * tree.c (type_hash_add): Use permalloc to allocate nodes in the
6276 Mon Aug 16 17:04:15 1999 Jorn Rennecke <amylaar@cygnus.co.uk>
6278 * mips.h (CLASS_CANNOT_CHANGE_SIZE): Define.
6280 Fri Aug 13 15:20:43 1999 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
6282 * config/i386/freebsd.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
6284 Fri Aug 13 10:21:28 1999 Nick Clifton <nickc@cygnus.com>
6286 * toplev.c (rest_of_compilation): Allow machine dependent
6287 reorganisation pass to place information into the RTL dump
6288 file if it so wishes.
6290 Sun Aug 15 12:41:21 1999 Jim Wilson <wilson@cygnus.com>
6292 * explow.c (hard_function_value): Use VOIDmode instead of
6294 * stmt.c (expand_return): Likewise.
6295 * stor-layout.c (get_best_mode): Likewise.
6297 * genemit.c (gen_expand): If next is MATCH_PAR_DUP, then output
6298 emit call instead of emit_insn call.
6300 Sat Aug 14 15:04:06 1999 Mumit Khan <khan@xraylith.wisc.edu>
6302 * configure.in: Handle --disable/enable-win32-registry.
6303 * install.texi: Document --disable/enable-win32-registry.
6304 * acconfig.h (ENABLE_WIN32_REGISTRY): New macro.
6305 (WIN32_REGISTRY_KEY): New macro.
6306 * prefix.c: Use to enable/disable win32-specific code.
6307 (lookup_key): Use versioned key.
6308 * configure: Regenerate.
6309 * config.in: Likewise.
6311 Fri Aug 13 17:41:55 1999 Jason Merrill <jason@yorick.cygnus.com>
6313 * cpplib.c (read_line_number): New fn, split out of...
6316 Fri Aug 13 14:18:27 1999 Gavin Romig-Koch <gavin@cygnus.com>
6318 tree.c (lang_unsave_expr_now) : New.
6319 (unsave_expr_now): Call lang_unsave_expr_now.
6320 tree.h (lang_unsave_expr_now) : New.
6322 Fri Aug 13 00:49:46 1999 Jason Merrill <jason@yorick.cygnus.com>
6324 * toplev.c (flag_new_exceptions): On by default.
6326 1999-08-13 Michael Meissner <meissner@cygnus.com>
6328 * Makefile.in (GCC_FOR_TARGET): Move -B./ after the tooldir -B.
6330 Fri Aug 13 01:29:57 1999 Alexandre Oliva <oliva@dcc.unicamp.br>
6332 * dwarfout.c (fundamental_type_code): Return FT_boolean for
6333 INTEGER_TYPE with precision==1, it's __java_boolean.
6335 Thu Aug 12 23:51:04 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
6337 * global.c (prune_preferences): Move some invariants out of the
6340 Thu Aug 12 15:30:29 1999 Jesse Perry (jap@unx.dec.com)
6342 * configure.in (alpha*-dec-osf*): Add osf5.
6344 Sun Aug 1 22:24:03 1999 Philip Blundell <philb@gnu.org>
6346 * configure.in: Rework handling of ARM GNU/Linux slightly.
6347 (arm*-*-linux-gnuoldld): New target.
6348 * configure: Regenerate.
6349 * install.texi (Configurations): Add arm-*-linux-gnu{oldld} and
6350 arm-*-elf. Mention that arm-*-linux-gnuaout is obsolete.
6351 * config/arm/linux-oldld.h: New file.
6352 * config/arm/linux-elf26.h: Don't include linux-elf.h.
6353 (TARGET_DEFAULT, SUBTARGET_LINK_SPEC, SUBTARGET_EXTRA_ASM_SPEC):
6355 * config/arm/linux-elf.h (ASM_SPEC): Define.
6356 (TARGET_DEFAULT, SUBTARGET_EXTRA_LINK_SPEC,
6357 SUBTARGET_EXTRA_ASM_SPEC, CPP_APCS_PC_DEFAULT): Add definitions
6358 for 26-bit APCS and old linker.
6359 (CPP_PREDEFINES): Define `__arm__'; don't define `arm' or
6361 (FP_DEFAULT): Define to FP_SOFT3 for all machines.
6362 * config/arm/linux-aout.h (CPP_PREDEFINES): Define `__arm__';
6363 don't define `arm' or `arm_elf'.
6364 * config/arm/t-linux (EXTRA_MULTILIB_PARTS, MULTILIB_OPTIONS,
6365 MULTILIB_DIRNAMES): Define. Fix typo in comment.
6367 Thu Aug 12 10:14:47 1999 Andreas Schwab <schwab@suse.de>
6369 * rtl.texi: Fix typo.
6371 Wed Aug 11 23:50:57 1999 Jason Merrill <jason@yorick.cygnus.com>
6373 * invoke.texi (C++ Dialect Options): Add -fms-extensions.
6375 Wed Aug 11 12:59:37 1999 Mark Mitchell <mark@codesourcery.com>
6377 * extend.texi (C++ Signatures): Remove node.
6378 * invoke.texi: Remove discussion of -fhandle-signatures,
6379 signature, sigof, __signature__, and __sigof__.
6381 Wed Aug 11 03:38:25 1999 Jeffrey A Law (law@cygnus.com)
6383 * Makefile.in (JAVAGC): Removed.
6385 Wed Aug 11 02:13:26 1999 Mumit Khan <khan@xraylith.wisc.edu>
6387 * i386/cygwin.h (ASM_OUTPUT_ALIGNED_BSS): Define.
6389 1999-08-11 Mark Elbrecht <snowball3@bigfoot.com>
6391 * i386/djgpp.h (ASM_OUTPUT_ALIGNED_BSS): Define.
6393 1999-08-11 Richard Earnshaw (rearnsha@arm.com)
6395 * emit-rtl.c (mark_reg_pointer): Don't increase the alignment of
6396 a register that is already known to be a pointer.
6398 1999-08-11 Bruce Korb <ddsinc09@ix.netcom.com>
6400 * fixinc/inclhack.tpl: Only install assert.h conditionally.
6401 * fixinc/inclhack.sh: Regenerated.
6402 * fixinc/fixincl.sh: Regenerated.
6404 Wed Aug 11 00:34:22 1999 Joe Buck <jbuck@synopsys.com>
6406 * invoke.texi: s/GNU CC/GCC/ for consistency with gcc.texi.
6407 Fix documentation of -ansi flag to describe its C++ behavior.
6408 Remove bogus reference to GCC 2.9.
6410 Tue Aug 10 17:19:02 1999 Jim Wilson <wilson@cygnus.com>
6412 * config/sh/sh.c (machine_dependent_reorg): Only call PUT_MODE on
6413 note if it is non-NULL.
6415 Tue Aug 10 10:47:42 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
6417 * except.h (eh_nesting_info): Add new structure defintion.
6418 (init_eh_nesting_info, free_eh_nesting_info): Add function prototypes.
6419 (reachable_handlers, update_rethrow_references): Add function
6421 * rtl.h (struct rtvec_def): Update comments. REG_EH_RETHROW takes
6422 a rethrow symbol instead of an integer exception region number.
6423 * flow.c (Make_edges): Use new exception nesting routines to determine
6424 which handlers are reachable from a CALL or asynchronous insn.
6425 Dont add an edge for calls with a REG_EH_REGION of -1 to non-local
6427 (delete_eh_regions): Update rethrow labels, and don't delete
6428 regions which are the target of a rethrow.
6429 * except.c (struct func_eh_entry): Add rethrow_ref field, now we can
6430 avoid overloading the SYMBOL_REF_USED flag.
6431 (rethrow_symbol_map): Use new rethrow_ref field.
6432 (rethrow_used): Use new rethrow_ref field.
6433 (expand_rethrow): REG_EH_RETHROW now has a SYMBOL_REF instead
6434 of an integer. Fix formatting.
6435 (output_exception_table_entry): Use new rethrow_ref field.
6436 (can_throw): Check for EH_REGION_NOTE before deciding
6437 whether a CALL can throw or not.
6438 (scan_region): Call rethrow_used() instead of accessing data structure.
6439 (update_rethrow_references): New function to make sure only regions
6440 which are still targets of a rethrow are flagged as such.
6441 (process_nestinfo): New static function to initialize a handler
6442 list for a specific region.
6443 (init_eh_nesting_info): New function to allocate and initialize
6444 the list of all EH handlers reachable from all regions.
6445 (reachable_handlers): New function to retrieve the list of handlers
6446 reachable from a specific region and insn.
6447 (free_eh_nesting_info): New function to dispose of a list of
6450 Tue Aug 10 10:39:31 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
6452 * flow.c (split_edge): Set JUMP_LABEL field.
6453 (commit_one_edge_insertion): Set head correctly for insert_before.
6454 When inserting insns, update insn block numbers if allocated.
6456 Tue Aug 10 09:26:07 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6458 * dwarf2out.c (dwarf2out_frame_debug_expr, add_incomplete_type,
6459 retry_incomplete_types): Add static prototype.
6460 (stripattributes, dwarf_cfi_name, ASM_OUTPUT_DWARF_STRING,
6461 dwarf_tag_name, dwarf_attr_name, dwarf_form_name,
6462 dwarf_stack_op_name, dwarf_type_encoding_name, add_AT_string,
6463 dwarf2_name, add_name_attribute, lookup_filename, dwarf2out_line,
6464 dwarf2out_start_source_file, dwarf2out_define, dwarf2out_undef):
6467 * dwarf2out.h (dwarf2out_define, dwarf2out_undef,
6468 dwarf2out_start_source_file, dwarf2out_line): Likewise.
6470 Tue Aug 10 09:21:46 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6472 * output.h (assemble_name): Constify a char*.
6474 * varasm.c (UNIQUE_SECTION, assemble_start_function,
6475 assemble_variable, assemble_name): Likewise.
6477 * dwarf2out.c (ASM_NAME_TO_STRING): Likewise.
6479 * arm/pe.c (arm_pe_unique_section): Likewise.
6481 * i386/cygwin.h (STRIP_NAME_ENCODING): Likewise.
6483 * i386/i386-interix.h (STRIP_NAME_ENCODING): Likewise.
6485 * i386/interix.c (i386_pe_unique_section): Likewise.
6487 * i386/win32.h (STRIP_NAME_ENCODING): Likewise.
6489 * i386/winnt.c (i386_pe_unique_section): Likewise.
6491 * m32r/m32r.h (ASM_OUTPUT_LABELREF): Likewise.
6493 * mn10200/mn10200.h (ASM_OUTPUT_LABELREF): Likewise.
6495 * mn10300/mn10300.h (ASM_OUTPUT_LABELREF): Likewise.
6497 * pa/pa.c (output_call): Likewise.
6499 * pa/pa.h (ASM_OUTPUT_MI_THUNK): Likewise.
6501 * pa/som.h (ASM_OUTPUT_FUNCTION_PREFIX): Likewise.
6503 * rs6000/rs6000.c (rs6000_output_load_toc_table, output_toc):
6506 * rs6000/rs6000.h (RS6000_OUTPUT_BASENAME, STRIP_NAME_ENCODING):
6509 * rs6000/sol2.h (ASM_OUTPUT_SOURCE_LINE): Likewise.
6511 * rs6000/sysv4.h (ASM_DECLARE_FUNCTION_NAME, ASM_OUTPUT_INT,
6512 STRIP_NAME_ENCODING, ASM_OUTPUT_LABELREF): Likewise.
6514 * v850/v850.h (ASM_OUTPUT_LABELREF): Likewise.
6516 Mon Aug 9 19:54:05 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6518 * real.c (GET_REAL, PUT_REAL): Use memcpy instead of bcopy.
6520 Mon Aug 9 19:36:00 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6522 * tree.h (lang_identify): Constify a char*.
6523 (print_error_function): Add extern prototype. Constify a char*.
6525 * c-lang.c (lang_identify): Constify a char*.
6527 * objc/objc-act.c (lang_identify): Constify a char*.
6529 Mon Aug 9 16:21:53 1999 Bernd Schmidt <bernds@cygnus.co.uk>
6531 * genpeep.c (main): Make generated file include "function.h".
6532 * arm.c (function_really_clobbers_lr): Delete INLINE_HEADER case.
6534 Mon Aug 9 10:08:50 1999 Bernd Schmidt <bernds@cygnus.co.uk>
6536 * Makefile.in: Update dependencies.
6537 * alias.c: Include "function.h"
6538 * c-decl.c: Likewise.
6539 * caller-save.c: Likewise.
6540 * calls.c: Likewise.
6541 * combine.c: Likewise.
6543 * explow.c: Likewise.
6544 * final.c: Likewise.
6545 * global.c: Likewise.
6546 * graph.c: Likewise.
6547 * local-alloc.c: Likewise.
6549 * optabs.c: Likewise.
6550 * profile.c: Likewise.
6551 * recog.c: Likewise.
6552 * regclass.c: Likewise.
6553 * regmove.c: Likewise.
6554 * reload.c: Likewise.
6555 * reorg.c: Likewise.
6556 * resource.c: Likewise.
6557 * sched.c: Likewise.
6558 * stupid.c: Likewise.
6559 * config/1750a/1750a.c: Likewise.
6560 * config/a29k/a29k.c: Likewise.
6561 * config/arc/arc.c: Likewise.
6562 * config/arm/arm.c: Likewise.
6563 * config/arm/thumb.c: Likewise.
6564 * config/c4x/c4x.c: Likewise.
6565 * config/clipper/clipper.c: Likewise.
6566 * config/convex/convex.c: Likewise.
6567 * config/fx80/fx80.c: Likewise.
6568 * config/i860/i860.c: Likewise.
6569 * config/m68k/m68k.c: Likewise.
6570 * config/m88k/m88k.c: Likewise.
6571 * config/mips/mips.c: Likewise.
6572 * config/pdp11/pdp11.c: Likewise.
6573 * config/pyr/pyr.c: Likewise.
6574 * config/romp/romp.c: Likewise.
6575 * config/sh/sh.c: Likewise.
6576 * config/tahoe/tahoe.c: Likewise.
6577 * config/vax/vax.c: Likewise.
6578 * config/we32k/we32k.c: Likewise.
6579 * config/sparc/sparc.c: Include "function.h".
6580 (mem_min_alignment): Test current_function rather than
6581 regno_pointer_align.
6582 * config/pa/pa.c: Likewise.
6583 (compute_frame_size): Delete declaration of
6584 current_function_outgoing_args_size.
6585 * config/arc/arc.h (current_function_varargs): Delete declaration.
6586 * config/elxsi/elxsi.h (current_function_calls_alloca): Delete
6588 * config/i370/i370.h (current_function_outgoing_args_size): Delete
6590 * config/i386/i386.h (FINALIZE_PIC): Delete declaration of
6591 current_function_uses_pic_offset_table.
6592 * config/m68k/a-ux.h (FUNCTION_EXTRA_EPILOGUE): Delete declaration
6593 of current_function_returns_pointer.
6594 * config/m68k/altos3068.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
6595 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
6596 * config/m68k/m68kv4.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
6597 * config/m68k/mot3300.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
6598 * config/m68k/pbb.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
6599 * config/m68k/tower-as.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
6600 * config/m88k/m88k.c: Include "function.h"
6601 (call_used_regs, current_function_pretend_args_size,
6602 current_function_outgoing_args_size, frame_pointer_needed): Delete
6604 * config/m88k/m88k.h (current_function_pretend_args_size): Delete
6606 * config/mips/mips.h (current_function_calls_alloca): Delete
6608 * config/mn10200/mn10200.h (current_function_needs_context,
6609 rtx_equal_function_value_matters): Delete declarations.
6610 * config/ns32k/ns32k (current_function_uses_pic_offset_table,
6611 flag_pic): Delete declarations.
6612 * config/pa/pa.h (current_function_pretend_args_size,
6613 current_function_decl): Delete declarations.
6614 * config/pa/som.h (current_function_varargs): Delete declaration.
6615 * config/pdp11/pdp11.h (current_function_pretend_args_size): Delete
6617 * config/pyr/pyr.h (current_function_pretend_args_size,
6618 current_function_args_size, current_function_calls_alloca): Delete
6620 * config/sh/sh.h (current_function_varargs): Delete declaration.
6621 * config/sparc/sparc.h (current_function_outgoing_args_size,
6622 current_function_calls_alloca, current_function_decl): Delete
6624 * config/spur/spur.h (current_function_pretend_args_size,
6625 current_function_calls_alloca): Delete declarations.
6626 * config/v850/v850.c (current_function_outgoing_args_size): Delete
6628 * config/vax/vms.h (current_function_name): Delete declaration.
6629 * gcse.c: Include "function.h".
6630 (current_function_name, current_function_calls_setjmp): Delete
6632 * haifa-sched.c: Include "function.h".
6633 (forced_labels): Delete declaration.
6635 * reg-stack.c: Likewise.
6636 * reload1.c: Likewise.
6637 * genemit.c (main): Make generated file include function.h.
6638 * genoutput.c (output_prologue): Likewise.
6640 * builtins.c (saveregs_value, apply_args_value): Delete variables.
6641 * emit-rtl.c (reg_rtx_no, first_label_num, first_insn, last_insn,
6642 sequence_rtl_expr, cur_insn_uid, last_linenum, last_filename,
6643 regno_pointer_flag, regno_pointer_flag_length, regno_pointer_align,
6644 regno_reg_rtx, sequence_stack): Delete variables. Add accessor
6645 macros for some of them.
6646 (emit_filename, emit_lineno): Delete declarations.
6647 (gen_reg_rtx): Use memset/memcpy instead of bzero/bcopy. Access
6648 regno_pointer_* variables through current_function.
6649 (gen_inline_header_rtx): Delete function.
6650 (save_emit_status): Delete function.
6651 (set_new_last_label_num): New function.
6652 (clear_emit_caches): New function.
6653 (restore_emit_status): Just clear last_labelnum and call
6655 (get_last_insn_anywhere): Variable sequence_stack is now accessed
6656 through macro seq_stack.
6657 (add_insn_after): Likewise.
6658 (add_insn_before): Likewise.
6659 (remove_insn): Likewise.
6660 (pop_topmost_sequence): Likewise.
6661 (in_sequence_p): Likewise.
6662 (start_sequence_for_rtl_expr): Likewise.
6663 (start_sequence): Likewise, and likewise for
6664 sequence_rtl_expr/seq_rtl_expr.
6665 (push_topmost_sequence): Likewise.
6666 (end_sequence): Likewise.
6667 (init_virtual_regs): Now takes a "struct emit_status *" argument.
6668 All callers changed. Store into that pointer instead of globals.
6669 (init_emit): Allocate emit elt of current_function.
6670 Changes for sequence_rtl_expr/sequence_stack renaming.
6671 Call clear_emit_caches instead of doing it in-line.
6672 Access regno_pointer_* variables through current_function.
6673 (init_emit_once) Don't clear sequence_stack.
6675 * expr.c (pending_stack_adjust, inhibit_defer_pop, pending_chain):
6677 (arg_pointer_save_area): Delete declaration.
6678 (finish_expr_for_function): Renamed from init_queue; no longer static.
6679 (init_expr): Don't call init_queue.
6680 (save_expr_status, restore_expr_status): Delete functions.
6681 (expand_expr): Changes to reflect new layout of struct function.
6682 Don't access current_function_check_memory_usage when current_function
6684 * expr.h (forced_labels, save_expr_regs, saveregs_value,
6685 apply_args_value, current_function_calls_alloca, inhibit_defer_pop,
6686 current_function_outgoing_args_size, current_function_arg_offset_rtx,
6687 current_function_uses_const_pool, function_call_count,
6688 current_function_uses_pic_offset_table, nonlocal_labels,
6689 current_function_internal_arg_pointer, nonlocal_goto_stack_level,
6690 current_function_check_memory_usage, nonlocal_goto_handler_slots,
6691 pending_stack_adjust, target_temp_slot_level, temp_slot_level): Delete
6693 (finish_expr_for_function): Declare.
6694 * flags.h (current_function_has_nonlocal_label,
6695 current_function_has_nonlocal_goto, current_function_is_thunk,
6696 current_function_has_computed_jump): Delete declarations.
6697 * flow.c (forced_labels): Delete declaration.
6698 * function.c (current_function_pops_args,
6699 current_function_returns_struct, current_function_returns_pcc_struct,
6700 current_function_needs_context, current_function_calls_setjmp,
6701 current_function_calls_longjmp, current_function_has_nonlocal_label,
6702 current_function_has_nonlocal_goto, current_function_is_thunk,
6703 current_function_has_computed_jump, current_function_calls_alloca,
6704 current_function_contains_functions, current_function_returns_pointer,
6705 current_function_epilogue_delay_list, current_function_args_size,
6706 current_function_pretend_args_size, current_function_arg_offset_rtx,
6707 current_function_outgoing_args_size, current_function_varargs,
6708 current_function_stdarg, current_function_args_info, cleanup_label,
6709 current_function_name, current_function_uses_const_pool,
6710 current_function_instrument_entry_exit, current_function_return_rtx,
6711 current_function_uses_pic_offset_table, nonlocal_labels,
6712 current_function_internal_arg_pointer, current_function_cannot_inline,
6713 current_function_check_memory_usage, function_call_count,
6714 nonlocal_goto_handler_slots, nonlocal_goto_handler_labels,
6715 nonlocal_goto_stack_level, return_label, save_expr_regs,
6716 stack_slot_list, rtl_expr_chain, tail_recursion_label, temp_slots,
6717 tail_recursion_reentry, arg_pointer_save_area, frame_offset,
6718 context_display, trampoline_list, parm_birth_insn, invalid_stack_slot,
6719 last_parm_insn, max_parm_reg, parm_reg_stack_loc, sequence_rtl_expr,
6720 temp_slot_level, var_temp_slot_level, target_temp_slot_level):
6722 (push_function_context_to): Don't save them. Don't call
6723 save_storage_status, save_emit_status or save_expr_status.
6724 (pop_function_context_from): Don't restore them. Don't call
6725 restore_storage_status or restore_expr_status.
6726 (get_func_frame_size): New function.
6727 (get_frame_size): Use it.
6728 (assign_outer_stack_local): Reflect some member name changes in struct
6730 (put_reg_into_stack): Likewise.
6731 (assign_stack_temp_for_type): sequence_rtl_expr was renamed to
6733 (fixup_var_refs): Likewise.
6734 (fix_lexical_addr): Likewise.
6735 (trampoline_address): Likewise.
6736 (prepare_function_start): Clear field inlinable of current_function.
6737 (init_function_for_compilation): New function.
6738 (expand_dummy_function_end): New function.
6739 (expand_function_end): Call finish_expr_for_function.
6740 * function.h (struct emit_status): New; fields moved here from struct
6741 function and from global variables. Add accessor macros for some of
6743 (struct expr_status): Likewise.
6744 (REGNO_POINTER_ALIGN, REGNO_POINTER_FLAG): Moved here from regs.h.
6745 (struct function): Add fields expr and emit, inlinable, inl_emit,
6746 original_arg_vector, original_decl_initial, inl_last_parm_insn,
6747 inl_max_label_num. Add many comments.
6748 Add accessor macros for all elts of struct function that no longer
6749 have a global variable.
6750 (cleanup_label, return_label, frame_offset, tail_recursion_label,
6751 tail_recursion_reentry, arg_pointer_save_area, rtl_expr_chain,
6752 stack_slot_list): Delete declarations.
6753 (get_func_frame_size): Declare.
6754 (save_expr_status, restore_expr_status, save_emit_status,
6755 save_storage_status, restore_storage_status): Delete declarations.
6756 (init_virtual_regs): Declare.
6757 * output.h (current_function_pops_args,
6758 current_function_returns_struct, current_function_returns_pcc_struct,
6759 current_function_needs_context, current_function_calls_setjmp,
6760 current_function_calls_longjmp, current_function_calls_alloca,
6761 current_function_has_nonlocal_label, current_function_varargs,
6762 current_function_has_computed_jump, current_function_returns_pointer,
6763 current_function_contains_functions, current_function_args_size,
6764 current_function_pretend_args_size, current_function_stdarg,
6765 current_function_outgoing_args_size, current_function_args_info,
6766 current_function_name, current_function_return_rtx,
6767 current_function_epilogue_delay_list,
6768 current_function_uses_const_pool, current_function_cannot_inline):
6769 Delete declarations.
6770 * regs.h (reg_rtx_no, regno_pointer_flag, regno_pointer_flag_length,
6771 regno_reg_rtx): Delete declaration.
6772 (REGNO_POINTER_FLAG): Delete macro.
6773 * stmt.c (expand_goto): Changes to reflect that some fields in struct
6774 function were renamed.
6775 * stor-layout.c (save_storage_status, restore_storage_status): Delete
6777 * toplev.c: Include "function.h".
6778 (current_function_decl): Delete declaration.
6779 (compile_file): Call init_dummy_function_start and
6780 expand_dummy_function_end around some initializations that need to
6782 (rest_of_compilation): Use DECL_SAVED_INSNS properly.
6783 Call init_function_for_compilation.
6784 * unroll.c: Include "function.h"
6785 (unroll_loop): Access regno_pointer_* variables through
6788 * tree.h (struct tree_decl): Add elt f to saved_insns member.
6789 (DECL_SAVED_INSNS): use it.
6790 (expand_dummy_function_end): Declare.
6791 (init_function_for_compilation): Declare.
6792 * calls.c (calls_function_1): Change use of DECL_SAVED_INSNS now
6793 that it's no longer an INLINE_HEADER.
6794 (expand_call): Likewise.
6795 * integrate.c (finish_inline): Delete function.
6796 (max_parm_reg, parm_reg_stack_loc): Delete declarations.
6797 (initialize_for_inline): Delete min_labelno, max_labelno and max_reg
6798 args. Don't generate an INLINE_HEADER rtx, just return the arg
6799 vector. All callers changed.
6800 (save_for_inline_copying): Create a duplicate struct emit_status to
6801 hold the emit state for compiling the current function. Use this and
6802 the other new fields in struct function that are for integration
6803 instead of an INLINE_HEADER.
6804 Use memcpy instead of bcopy.
6805 Store the current struct function in DECL_SAVED_INSNS of fndecl.
6806 (save_for_inline_nocopy): Similar changes, except no new emit_status
6808 (expand_inline_function): Get information from function structure,
6809 not from an inline header rtx.
6810 (output_inline_function): Lose code to extract the necessary
6811 information from an inline header; simply put back the function
6812 structure into current_function. Clear its inlinable elt.
6813 * rtl.def (INLINE_HEADER): Delete.
6814 * rtl.h: Delete all accessors for an INLINE_HEADER.
6815 (gen_inline_header_rtx): Delete declaration.
6816 (regno_reg_rtx, regno_pointer_align, nonlocal_goto_handler_labels):
6817 Delete declarations.
6818 (REGNO_POINTER_ALIGN): Delete.
6819 (clear_emit_caches): Declare.
6820 (set_new_last_label_num): Declare.
6822 Mon Aug 9 01:52:24 1999 Jason Merrill <jason@yorick.cygnus.com>
6824 * print-tree.c (print_node): Print base for OFFSET_TYPEs.
6826 * except.c (expand_eh_region_start_for_decl): Always start a new block.
6827 * stmt.c (is_eh_region): Make sure current_function is present, too.
6829 Mon Aug 9 01:15:24 1999 Jeffrey A Law (law@cygnus.com)
6831 * pa.h (HARD_REGNO_MODE_OK): Correctly handle FPregs, even when
6832 for 64bit PA targets.
6834 * pa.h (SELECT_SECTION): Define.
6835 * som.h (SELECT_SECTION): Delete.
6837 Sun Aug 8 15:13:20 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6839 * alias.c (init_alias_analysis): Wrap call to
6840 `prologue_epilogue_contains' within HAVE_prologue||HAVE_epilogue.
6842 1999-08-07 Bruce Korb <autogen@linuxbox.com>
6844 * fixinc/inclhack.def(irix_asm_apostrophe): IRIX 5.2's
6845 <sys/asm.h> contains an asm comment with an apostrophe
6846 * fixinc/inclhack.sh: regen
6847 * fixinc/fixincl.x: regen
6849 Sat Aug 7 19:37:07 1999 Richard Henderson <rth@cygnus.com>
6851 * function.c (init_function_start): Clear prologue & epilogue.
6852 (prologue_epilogue_contains): New function.
6853 * alias.c (init_alias_analysis): Use it.
6854 * rtl.h (prologue_epilogue_contains): Declare it.
6856 Sat Aug 7 19:32:16 1999 Richard Henderson <rth@cygnus.com>
6858 * jump.c (onlyjump_p): New function.
6859 * rtl.h: Declare it.
6860 * flow.c (delete_unreachable_blocks): Use onlyjump_p instead
6861 of condjump_p in calling tidy_fallthru_edge and merge_blocks.
6863 Sat Aug 7 17:09:36 1999 Richard Henderson <rth@cygnus.com>
6865 * global.c (build_insn_chain): Use EXECUTE_IF_SET_IN_REG_SET
6866 to invert loops. Simplify block scanning.
6868 Sat Aug 7 02:11:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
6870 * gcse.c (hash_scan_set): Treat SYMBOL_REFs like CONST_INTs.
6871 (cprop_insn): Treat SYMBOL_REFs like CONST_INTs.
6873 1999-08-07 Jonathan Larmour <jlarmour@cygnus.co.uk>
6875 * config/sparc/liteelf.h: New file to support sparclite-elf target
6876 * config/sparc/t-sp86x: New file to support sparc86x targets
6877 * config/sparc/sp86x-aout.h: New file to support sparc86x-aout target
6878 * config/sparc/sp86x-elf.h: New file to support sparc86x-elf target
6879 * configure.in: Support above target triplets
6880 * configure: Regenerated
6882 Sat Aug 7 01:39:27 1999 Philippe De Muyter <phdm@macqel.be>
6884 * fixinc/server.c (server_setup): Do not prefix function used as
6887 Sat Aug 7 00:21:20 1999 Richard Henderson <rth@cygnus.com>
6889 * alpha.md (movhi and movqi patterns): Correct predicate for !BWX.
6890 Remove fp reg alternatives.
6892 Sat Aug 7 00:06:54 1999 Jeffrey A Law (law@cygnus.com)
6894 * Makefile.in (TAROUTOPTS): Kill.
6895 (install-headers-tar): Use "xpf" for tar headerfile extraction
6896 * i370/x-oe (TAROUTOPTS): Delete.
6897 * m68k/x-apollo68 (TAROUTOPTS): Delete.
6898 * m68k/x-hp320 (TAROUTOPTS): Delete.
6899 * m68k/x-hp320g (TAROUTOPTS): Delete.
6900 * gcc.texi: Update bug reporting text.
6902 1999-08-6 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
6904 * reg-stack.c (change_stack) Fixed problem with negative array index.
6906 Fri Aug 6 23:08:44 1999 Jeffrey A Law (law@cygnus.com)
6908 * extend.texi, install.texi: Fix spelling mistakes.
6910 * Makefile.in (PREMADE_ATTRTAB_MD, PREMADE_ATTRTAB): Delete.
6911 (s-attrtab); No longer try to use pre-made insn-attrtab file.
6912 * mips/t-bsd: Delete references to obsolete PREMADE_ATTRTAB and
6914 * mips/t-ecoff: Likewise.
6915 * mips/t-elf: Likewise.
6916 * mips/t-mips: Likewise.
6917 * mips/t-osfrose: Likewise.
6918 * mips/t-r3900: Likewise.
6919 * mips/t-svr3: Likewise.
6920 * mips/t-svr4: Likewise.
6921 * mips/t-ultrix: Likewise.
6923 * gcc.texi: Document recommend means to provide software floating
6924 point libraries in libgcc.a
6926 1999-08-06 Jason Merrill <jason@yorick.cygnus.com>
6928 * c-lex.c (yylex): We can have a number with no digits.
6930 Fri Aug 6 16:53:55 EDT 1999 John Wehle (john@feith.com)
6932 * jump.c (delete_prior_computation): New function, broken
6933 out of delete_computation. Check for side effects with
6934 side_effects_p instead of FIND_REG_INC_NOTE. Handle
6935 multi-word hard registers.
6936 (delete_computation): Use it. Check for side effects with
6937 side_effects_p instead of FIND_REG_INC_NOTE. Synthesize a
6938 missing REG_DEAD note for a register which is both set and
6941 Fri Aug 6 11:05:29 1999 Jeffrey A Law (law@cygnus.com)
6943 * elf.h (TEXT_SPACE_P, FUNCTION_NAME_P): Delete.
6944 (ASM_GLOBALIZE_LABEL, ASM_OUTPUT_INT, ASM_OUTPUT_DOUBLE_INT): Likewise.
6945 (ASM_FILE_START): Import _mcount with the right type.
6946 (ASM_DECLARE_FUNCTION_NAME): Define.
6947 (ASM_OUTPUT_EXTERNAL, ASM_OUTPUT_EXTERNAL_LIBCALL): Define.
6948 * pa.c (output_function_prologue): Always emit the function's label
6950 * pa.h (TEXT_SPACE_P): Define.
6951 (FUNCTION_NAME_P, ENCODE_SECTION_INFO, STRIP_NAME_ENCODING): Likewise.
6952 (ASM_OUTPUT_INT, ASM_OUTPUT_DOUBLE_INT, ASM_GLOBALIZE_LABEL): Likewise.
6953 * som.h (TEXT_SPACE_P): Delete.
6954 (FUNCTION_NAME_P, ENCODE_SECTION_INFO, STRIP_NAME_ENCODING): Likewise.
6955 (ASM_GLOBALIZE_LABEL, ASM_OUTPUT_INT): Likewise.
6957 Thu Aug 5 19:29:39 1999 Jim Wilson <wilson@cygnus.com>
6959 * expr.c (emit_group_load): Allow src to be a CONCAT.
6961 Thu Aug 5 22:27:15 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
6963 * config/sh/lib1funcs.asm (___movstrSI0): Change or r0,r0,r0 to nop.
6964 (___mulsi3): Use '!' comment character.
6966 Thu Aug 5 13:34:14 1999 Bernd Schmidt <bernds@cygnus.co.uk>
6968 * reload1.c (maybe_fix_stack_asms): Also declare P as "const char *".
6970 Thu Aug 5 02:40:42 1999 Jeffrey A Law (law@cygnus.com)
6972 * gcc.c: Update URLs and mail addresses.
6973 * gcc.texi: Likewise.
6975 Thu Aug 5 01:14:13 1999 Daniel Jacobowitz <drow@false.org>
6977 * rs6000.c (current_file_function_operand): Return zero for
6979 (rs6000_encode_section_info): Do not set SYMBOL_REF_FLAG for
6981 * rs6000.h (ENCODE_SECTION_NIFO): Do not set SYMBOL_REF_FLAG
6984 Thu Aug 5 00:56:30 1999 Geoffrey Keating <geoffk@cygnus.com>
6986 * rs6000.c (rs6000_stack_info): For ABI_V4/ABI_SOLARIS -fpic, always
6987 allocate space in the stack frame for the PIC register.
6989 Thu Aug 5 00:20:47 1999 Jeffrey A Law (law@cygnus.com)
6991 * m68k.md (xordi3, anddi3): These patterns are not available on
6994 Wed Aug 4 23:39:20 1999 Mark Mitchell <mark@codesourcery.com>
6996 * real.c (GET_REAL): Don't violate ANSI/ISO aliasing rules.
6997 (PUT_REAL): Likewise.
6999 Wed Aug 4 20:45:04 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
7001 * final.c (shorten_branches): Don't add an alignment for loops
7002 that have no label inside.
7004 Wed Aug 4 16:39:24 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7006 * builtins.c (expand_builtin_memcmp, expand_builtin_strcmp): Wrap
7007 prototypes in macro HAVE_cmpstrsi.
7009 * cpplib.c (cpp_get_token): Remove unused label `op3'.
7011 * emit-rtl.c (operand_subword): Remove unused variable
7014 * rtl.c (shallow_copy_rtx): Remove unused variable `format_ptr'.
7016 * tree.c (chainon): Wrap variable `t2' in macro ENABLE_CHECKING.
7018 Wed Aug 4 13:29:23 1999 Zack Weinberg <zack@bitmover.com>
7020 * cpphash.c (macroexpand): Delete leading whitespace when arg
7021 is concatenated before.
7022 (unsafe_chars): Correct test for whether + and - can extend a
7025 * cppinit.c (cpp_start_read): Do dependencies for
7026 -include/-imacros files also.
7028 * cpplib.c (cpp_scan_buffer): In no-output mode, don't bother
7029 tokenizing non-directive lines.
7030 (cpp_expand_to_buffer): Temporarily disable no-output mode.
7031 * cppmain.c: In no-output mode, just call cpp_scan_buffer for
7034 Wed Aug 4 12:53:44 1999 Jason Merrill <jason@yorick.cygnus.com>
7036 * expr.c (expand_expr, case PLUS_EXPR): Fix parallel case, too.
7038 * c-lex.c: Sync with C++ frontend.
7039 (linemode): New variable.
7040 (parse_float): imag, conversion_errno, and type are output only.
7041 (yylex): Adjust. Move initial '.' case into main switch.
7043 (handle_generic_pragma): Just deal with tokens.
7044 (readescape): Use ISXDIGIT and ISGRAPH.
7045 * c-parse.in: Add END_OF_LINE token.
7047 * c-lex.c (lang_init): Generalize.
7048 (nextchar): Remove. Replace uses with UNGETC.
7049 (skip_white_space): Handle linemode here. Optimize for cpplib.
7050 (skip_white_space_on_line): Remove.
7051 (extend_token_buffer_to): New fn.
7052 (extend_token_buffer): Use it.
7053 (read_line_number, check_newline): Just deal with tokens.
7054 (token_getch, token_put_back): New fns.
7055 (yylex): Use them. More cpplib optimizations. Simplify.
7057 Wed Aug 4 12:53:44 1999 Michael Tiemann <tiemann@holodeck.cygnus.com>
7058 Jason Merrill <jason@yorick.cygnus.com>
7060 * c-lex.c (init_parse): Set cpp_token to CPP_DIRECTIVE.
7061 (consume_string): Make this smart about USE_CPPLIB.
7062 (check_newline): Rewrite to be intelligent about USE_CPPLIB.
7063 (yylex): Rewrite to be intelligent about USE_CPPLIB.
7064 Also, clean up cases where we redundantly set token_buffer[0].
7065 (read_line_number): New fn.
7066 (ignore_escape_flag): New variable.
7068 Wed Aug 4 13:12:17 1999 Jeffrey A Law (law@cygnus.com)
7070 * a29k/t-a29kbare: Fix some comments.
7071 (LIB2FUNCS_EXTRA): Remove fp-bit.c and dp-bit.c
7072 (FPBIT, DPBIT): Define.
7073 * a29k/t-vx29k: Likewise.
7074 * arc/t-arc: Likewise.
7075 * arm/t-arm-elf: Likewise.
7076 * arm/t-bare: Likewise.
7077 * arm/t-pe: Likewise.
7078 * arm/t-pe-thumb: Likewise.
7079 * arm/t-semi: Likewise.
7080 * arm/t-thumb: Likewise.
7081 * arm/t-thumb-elf: Likewise.
7082 * arm/t-thumb-linux: Likewise.
7083 * h8300/t-h8300: Likewise.
7084 * i960/t-i960: Likewise.
7085 * i960/t-vxworks960: Likewise.
7086 * m32r/t-m32r: Likewise.
7087 * mips/t-ecoff: Likewise.
7088 * mips/t-elf: Likewise.
7089 * mips/t-r3900: Likewise.
7090 * pa/t-pro: Likewise.
7091 * rs6000/t-aix43: Likewise.
7092 * rs6000/t-beos: Likewise.
7093 * rs6000/t-newas: Likewise.
7094 * rs6000/t-ppccomm: Likewise.
7095 * rs6000/t-rs6000: Likewise.
7096 * rs6000/t-winnt: Likewise.
7097 * rs6000/t-xnewas: Likewise.
7098 * rs6000/t-xrs6000: Likewise.
7099 * sh/t-sh: Likewise.
7100 * sparc/t-elf: Likewise.
7101 * sparc/t-sparcbare: Likewise.
7102 * sparc/t-sparclite: Likewise.
7103 * sparc/t-splet: Likewise.
7104 * v850/t-v850: Likewise.
7105 * mn10200/t-mn10200: Fix comments.
7106 * mn10300/t-mn10300: Likewise.
7108 * pa.md (divsi3, udivsi3, modsi3, umodsi3 expanders): Clobber a new
7109 dummy operand. Allocate a new pseudo for the dummy operand.
7110 (divsi3, udivsi3, modis3, umodsi3 patterns): Corresponding changes.
7112 * pa.md (movqi, movhi patterns): Do not expose FP regs to regclass.
7114 Wed Aug 4 11:53:55 1999 Tom Tromey <tromey@cygnus.com>
7116 * configure: Rebuilt.
7117 * configure.in: Removed --enable-java-gc option and JAVAGC subst.
7119 Wed Aug 4 09:06:14 1999 Richard Earnshaw (rearnsha@arm.com)
7121 * recog.c (preproces_constraints): Zero recog_op_alt before
7122 processing the constraints.
7124 * arm.c (typedef minipool_node): Renamed from pool_node.
7125 (minipool_vector, minipool_size, minipool_vector_label): Similarly.
7126 (add_minipool_constant): New function.
7127 (dump_minipool): New function.
7128 (find_barrier): Remove special case for getting the insn size of
7129 an insn that references the constant pool.
7130 (minipool_fixup): New structure.
7131 (push_minipool_barrier): New function.
7132 (push_minipool_fix): New function.
7133 (note_invalid_constants): New function.
7134 (add_pool_constant, dump_table, fixit, broken_move): Delete.
7135 (arm_reorg): Rewrite code to fix up the constant pool into a
7136 series of mini-pools embedded in the insn stream.
7137 (arm_output_epilogue): New function, made mainly from the body
7138 of output_func_epilogue.
7139 (output_func_epilogue): Move insn generation part of epilogue code
7140 to arm_output_epilogue.
7141 * arm.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY): Delete.
7142 * arm.md (pool_range): New attribute.
7143 (zero_extendqidi2): Add attribute pool_range.
7144 (zero_extend_hisi_insn, load_extendqisi, extendhisi_insn,
7145 extendqihi_insn, extendqisi_insn, movdi, movsi_insn, pic_load_addr,
7146 pic_load_addr_based_insn, movhi_insn_arch4, movhi_insn_littleend,
7147 movhi_insn_bigend, loadhi_si_bigend, movsf_hard_insn, movsf_soft_insn,
7148 movdf_hard_insn, movdf_soft_insn, movxf_hard_insn): Likewise.
7149 (epilogue): New expand.
7150 (epilogue_insn): New insn. Call arm_output_epilogue.
7152 * arm.c (arm_poke_function_name): Undo change of July 17. Tidy up.
7153 * arm.h (TARGET_SWITCHES): Add missing doc string for TARGET_DEFAULT.
7155 Mon Aug 2 19:18:44 1999 Jason Merrill <jason@yorick.cygnus.com>
7157 * linux.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
7159 1999-08-04 Mark Elbrecht <snowball3@bigfoot.com>
7161 * config/i386/djgpp.h (BSS_SECTION_ASM_OP): Define.
7163 Wed Aug 4 02:15:32 1999 Richard Henderson <rth@cygnus.com>
7165 * jump.c (delete_insn): Delete the addr_vec when deleting a tablejump.
7167 Wed Aug 4 01:48:08 1999 Jim Kingdon <http://developer.redhat.com>
7169 * global.c: Fix comment.
7171 Wed Aug 4 01:43:01 1999 Ian Lance Taylor <ian@zembu.com>
7173 * gcc.c (access_check): New static function.
7174 (find_a_file): Use it when searching a directory list.
7175 * collect2.c (find_a_file): Don't accept directories found when
7176 searching a directory list.
7178 Wed Aug 4 01:40:43 1999 Philippe De Muyter <phdm@macqel.be>
7180 * tlink.c (symbol_hash_lookup): Do not prefix functions used as
7181 function parameters with `&'.
7182 (file_hash_lookup, demangled_hash_lookup, tlink_init): Ditto.
7184 Wed Aug 4 01:08:44 1999 Jeffrey A Law (law@cygnus.com)
7186 * flow.c (delete_unreachable_blocks): Do not call merge_blocks
7187 or tidy_fallthru_edge if the last insn in the block is not
7188 an unconditional jump or a simple conditional jump.
7190 Tue Aug 3 20:21:20 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
7192 * Makefile.in (c-decl.o): Depends on defaults.h.
7194 Tue Aug 3 14:14:52 1999 Jeffrey A Law (law@cygnus.com)
7196 * pa.h (HARD_REGNO_NREGS): FP registers are always 4 bytes wide for
7198 (CLASS_MAX_NREGS): Likewise.
7200 Tue Aug 3 03:51:20 1999 Jeffrey A Law (law@cygnus.com)
7202 * cse.c (cse_insn): Fix dumb thinko in last change.
7204 Tue Aug 3 10:36:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
7206 * reload1.c (maybe_fix_stack_asms): Declare CONSTRAINTS as
7209 Mon Aug 2 23:45:45 1999 Hans-Peter Nilsson <hp@bitrange.com>
7211 * dwarf2out.c (add_location_or_const_value_attribute): Correct
7212 test for sizes of passed and declared parameter types.
7214 Tue Aug 3 00:03:41 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7216 * fixincludes: Fix the return type of bsearch, char* -> void*.
7218 * fixinc/inclhack.def: Likewise.
7220 Mon Aug 2 18:29:32 1999 Mark Mitchell <mark@codesourcery.com>
7222 * invoke.texi (-fdump-translation-unit): New option.
7224 Mon Aug 2 17:54:19 1999 Richard Henderson <rth@cygnus.com>
7226 * expr.h (PROMOTE_PROTOTYPES): Move ...
7227 * defaults.h: ... to here.
7228 * c-decl.c: Include defaults.h instead of expr.h.
7229 * c-typeck.c: Include defaults.h.
7231 Mon Aug 2 17:10:24 1999 Mark Mitchell <mark@codesourcery.com>
7233 * toplev.h (errorcount): Declare.
7234 (warningcount): Likewise.
7235 (sorrycount): Likewise.
7236 * c-lex.c (errorcount): Don't declare.
7237 * dwarf2out.c (errorcount): Don't declare.
7239 Mon Aug 2 17:02:08 1999 Jason Merrill <jason@yorick.cygnus.com>
7241 * config/libgloss.h: Add a note discouraging use with ELF.
7242 * configure.in: Don't use libgloss.h for ELF targets.
7243 Always use_collect2 on a.out targets.
7245 Mon Aug 2 16:27:42 1999 Jim Wilson <wilson@cygnus.com>
7247 * combine.c (force_to_mode, case LSHIFTRT): Add goto shiftrt.
7248 (force_to_mode, case ASHIFTRT): Add shiftrt label.
7250 Tue Aug 3 00:45:02 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
7252 * loop.c (strength_reduce): When doing biv->giv conversion, update
7253 reg note of NEXT->insn.
7255 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
7257 * real.c (PUT_REAL): Clear unused bytes if long double is IEEE quad.
7259 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
7261 * c-decl.c (get_parm_info, store_parm_decls): Change all uses of
7262 PROMOTE_PROTOTYPES, so that it tests it as a C expression.
7263 Ensure expr.h is included.
7264 * c-typecheck.c (convert_arguments): Ditto.
7266 * expr.h: Supply default for PROMOTE_PROTOTYPES (0).
7268 * config/arc/arc.h: Define PROMOTE_PROTOTYPES to 1.
7269 * config/convex/convex.h: Ditto.
7270 * config/dsp16xx/dsp16xx.h: Ditto.
7271 * config/fx80/fx80.h: Ditto.
7272 * config/gmicro/gmicro.h: Ditto.
7273 * config/i370/i370.h: Ditto.
7274 * config/i386/i386.h: Ditto.
7275 * config/m32r/m32r.h: Ditto.
7276 * config/m68k/m68k.h: Ditto.
7277 * config/m88k/m88k.h: Ditto.
7278 * config/mips/mips.h: Ditto.
7279 * config/pa/pa.h: Ditto.
7280 * config/pyr/pyr.h: Ditto.
7281 * config/tahoe/tahoe.h: Ditto.
7282 * config/we32k/we32k.h: Ditto.
7284 * config/sparc/sparc.h: Define PROMOTE_PROTOTYPES
7287 * config/i1750a/i1750a.h: Define PROMOTE_PROTOTYPES to 0.
7289 * config/i860/paragon.h: Remove PROMOTE_PROTOTYPES
7292 * tm.texi: Document new usage of PROMOTE_PROTOTYPES.
7294 1999-08-02 Richard Henderson <rth@cygnus.com>
7296 * m32r.c (m32r_setup_incoming_varargs): Use get_varargs_alias_set
7297 for the register spill block.
7299 * m32r.h (EXPAND_BUILTIN_VA_ARG): New.
7300 (EXPAND_BUILTIN_SAVEREGS): Delete #if 0 code.
7302 * m32r.h (INT8_P): Don't short-cut test with (unsigned).
7303 (INT16_P, CMP_INT16_P, UINT16_P): Likewise.
7304 (UPPER16_P, UINT24_P, INT32_P, UINT5_P): Likewise.
7306 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
7308 * config/sparc/linux.h: Define WCHAR_TYPE as "int" and undef
7309 MAX_WCHAR_TYPE defined in sparc.h.
7310 * config/sparc/linuxaout.h: Likewise.
7311 * config/sparc/linux64.h: Likewise.
7312 Also default to -mvis if CPU is UltraSPARC.
7314 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
7316 * config/sparc/sparc.h (ASM_DECLARE_REGISTER_GLOBAL): New macro.
7317 (RTX_OK_FOR_OLO10): Likewise.
7318 (GO_IF_LEGITIMATE_ADDRESS): If assembler supports offsetable
7319 %lo(), allow it in addresses...
7320 (PRINT_OPERAND_ADDRESS): ... and print it appropriately.
7321 * config/sparc/sparc.md (sethi_di_medlow_embmedany_pic): sethi %lo()
7322 does not make sense.
7323 * config/sparc/sparc.c (sparc_hard_reg_printed): New array.
7324 (sparc_output_scratch_registers): New function.
7325 (output_function_prologue, sparc_flat_output_function_prologue): Use
7327 * varasm.c (make_decl_rtl): Use ASM_DECLARE_REGISTER_GLOBAL if
7329 * tm.texi (ASM_DECLARE_REGISTER_GLOBAL): Document it.
7330 * configure.in: Add check for .register pseudo-op support in as and
7331 check for offsetable %lo().
7332 * acconfig.h: Add templates for the above checks.
7333 * configure: Regenerate.
7335 1999-08-02 Richard Henderson <rth@cygnus.com>
7337 * sparc/linux64.h (TARGET_DEFAULT): Remove MASK_APP_REGS.
7338 * sparc/sol2-sld-64.h (TARGET_DEFAULT): Likewise.
7339 * sparc/sol2.h (TARGET_DEFAULT): Likewise.
7341 Mon Aug 2 23:46:45 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
7343 * loop.c (strength_reduce): When doing biv->giv conversion, fix up
7346 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
7348 * config/float-sparc.h: New file.
7349 * configure.in: Use float_format=sparc for sparc-*-linux-gnulibc1,
7350 sparc-*-linux-gnu and sparc64-*-linux*.
7352 1999-08-02 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
7354 * rs6000.c (rs6000_va_list): Type is an array.
7355 (rs6000_va_start): Don't doubly adjust for varargs.
7356 (rs6000_va_arg): Evaluate long long GPR adjustment.
7358 Mon Aug 2 16:15:57 1999 David Edelsohn <edelsohn@gnu.org>
7360 * rs6000/aix43.h (SUBTARGET_SWITCHES): Use -m64 and -m32 instead of
7361 -maix64 and -maix32.
7362 (ASM_SPEC, ASM_CPU_SPEC, CPP_SPEC, CPP_CPU_SPEC, LIB_SPEC,
7363 LINK_SPEC): Change appropriately.
7364 * rs6000/rs6000.c (short_cint_operand): Use CONST_OK_FOR_LETTER_P.
7365 (u_short_cint_operand): Likewise.
7366 * rs6000/rs6000.md (movdi splitters): Add TARGET_POWERPC64 support
7368 * rs6000/t-aix43 (MULTILIB): Change to -m64.
7370 * invoke.texi (RS/6000 Submodel): Document 64-bit processor options.
7372 Mon Aug 2 16:15:57 1999 Geoff Keating <geoffk@cygnus.com>
7374 * rs6000/rs6000.c (num_insns_constant_wide): Correct
7376 (add_operand): Get test correct for 64-bit HOST_WIDE_INT.
7377 (non_add_cint_operand): Likewise.
7378 (logical_operand): Likewise.
7379 (non_logical_cint_operand): Likewise.
7380 (print_operand): Correct printf()s for 64-bit HOST_WIDE_INT.
7381 (print_operand_address): Correct printf() for 64-bit HOST_WIDE_INT.
7382 (rs6000_select_rtx_section): Suppress warning.
7383 (small_data_operand): Suppress warning.
7384 (rs6000_got_register): Suppress warning.
7385 * rs6000/rs6000.md (andsi3): HOST_WIDE_INT is a signed
7386 type, so `J' is generally the wrong constraint for a SImode value;
7388 (andsi3_internal2): Likewise.
7389 (andsi3_internal3): Likewise.
7390 (iorsi3_internal1): Likewise.
7391 (xorsi3_internal1): Likewise.
7393 (movsf_softfloat): Likewise.
7394 (scc insns): Likewise.
7395 (movsi+2): Preserve sign bits of SImode constant.
7396 (floatsidf2_internal+1): Sign-extend SImode constant correctly.
7397 (movdf+1): Sign-extend properly.
7398 (movdi_32+1): Sign-extend properly.
7399 (scc insns): Sign-extend properly.
7401 * md.texi (RS/6000 EXTRA_CONSTRAINTS): Update documentation for J,
7404 1999-08-02 Richard Henderson <rth@cygnus.com>
7406 * alpha.c (override_options): Move ev6 alpha_tp frobbing out of
7408 (print_operand): Notice alpha_fptm not alpha_tp for sw completion.
7409 * alpha.md (all fp insns): Likewise.
7411 1999-08-02 Nick Clifton <nickc@cygnus.com>
7413 * config/v850/v850.h (STRICT_ALIGNMENT): Only define if not
7416 Mon Aug 2 03:38:33 1999 Jeffrey A Law (law@cygnus.com)
7418 * pa.c (legitimize_pic_address): Clarify comments. Do not call the
7419 pic_load_label generator directly.
7420 * pa.md (pic_load_label): Clarify comments. Remove modes on operands.
7421 No longer a named pattern.
7423 Mon Aug 2 09:38:10 1999 Nick Clifton <nickc@cygnus.com>
7425 * explow.c (force_reg): Call force_operand if X does not
7426 satisfy general_operand.
7428 Mon Aug 2 01:34:22 1999 Jeffrey A Law (law@cygnus.com)
7430 * fix-header.c (main): When testing for CONTINUED, use string
7431 equality, not pointer equality.
7433 Mon Aug 2 01:27:24 1999 Dan Nicolaescu <dann@ics.uci.edu>
7435 * sparc.c (sparc_block_profiler): Use the %g2 register, not %o0.
7437 Sun Aug 1 22:46:42 1999 Jeffrey A Law (law@cygnus.com)
7439 * cse.c (cse_insn): Fix loop which deletes insns after a jump
7440 that has become an unconditional jump.
7442 * m68k.c (output_function_prologue): Fix typo in CPU32 case.
7443 (output_function_epilogue): Similarly.
7445 Sun Aug 1 20:14:00 1999 Bernd Schmidt <bernds@cygnus.co.uk>
7447 * tree.h (init_dummy_function_start): Declare.
7449 Sun Aug 1 12:55:31 1999 Bernd Schmidt <bernds@cygnus.co.uk>
7451 * stmt.c (emit_filename, emit_lineno, expr_stmts_for_value,
7452 last_expr_type, last_expr_value, block_start_count, block_stack,
7453 stack_block_stack, cond_stack, loop_stack, case_stack, nesting_stack,
7454 nesting_depth, goto_fixup_chain): Delete global vars; now allocated
7455 dynamically in stmt elt of struct function for each function.
7456 (struct nesting): Rename function_call_count elt to n_function_calls,
7457 target_temp_slot_level to block_target_temp_slot_level. All users
7459 (struct stmt_status): New structure definition.
7460 Add many accessor macros for stmt_status elements which previously
7461 were global variables.
7462 (init_stmt_for_function): Allocate stmt elt for current_function.
7463 Reflect that block_start_count was renamed to
7464 current_block_start_count.
7465 (save_stmt_status, restore_stmt_status): Delete functions.
7466 (preserve_subexpressions_p): Don't access loop_stack when outside
7468 (expand_start_bindings): Reflect that block_start_count was renamed to
7469 current_block_start_count.
7470 (expand_fixup): Likewise.
7471 (expand_decl): Don't access block_stack when outside a function.
7472 (expand_decl_cleanup): Likewise.
7473 (expand_dcc_cleanup): Likewise.
7474 (expand_dhc_cleanup): Likewise.
7475 (expand_anon_union_decl): Likewise.
7476 (set_file_and_line_for_stmt): New function.
7477 (in_control_zone_p): New function.
7479 * function.h (struct function): Add new elt stmt.
7480 Delete elts block_stack, stack_block_stack, cond_stack, loop_stack,
7481 case_stack, nesting_stack, nesting_depth, block_start_count,
7482 last_expr_type, last_expr_value, expr_stmts_for_value, emit_filename,
7483 emit_lineno, goto_fixup_chain.
7484 (save_eh_status, restore_eh_status, save_stmt_status,
7485 restore_stmt_status): Delete declarations.
7486 * function.c (push_function_context_to): Don't call save_stmt_status.
7487 (pop_function_context_to): Don't call restore_stmt_status.
7488 * tree.h (in_control_zone_p): Declare.
7489 * rtl.h (set_file_and_line_for_stmt): Declare.
7491 * emit-rtl.c (emit_line_note): Don't set emit_filename/emit_lineno;
7492 call set_file_and_line_for_stmt.
7494 Thu Jul 31 12:34:45 1999 Joe Buck <jbuck@synopsys.com>
7496 * gcc.texi: Use terms "GNU Compiler Collection" and "GCC".
7497 Also update copyright.
7499 Sat Jul 31 11:10:07 1999 Bernd Schmidt <bernds@cygnus.co.uk>
7501 * c-pragma.c: Don't include "except.h".
7502 * emit-rtl.c: Likewise.
7503 * stor-layout.c: Likewise.
7505 * varasm.c: Likewise.
7507 * flow.c: Include "function.h".
7508 * tree.h (init_dummy_function_start): Declare new function.
7510 * except.h (struct eh_status): New structure.
7511 (struct label_node, struct eh_entry): Declare even if tree.h hasn't
7513 (eh_return_stub_label, ehstack, catchstack, ehqueue,
7514 catch_clauses, false_label_stack, caught_return_label_stack,
7515 protect_list, current_function_ehc): Add accessor macros for the
7516 corresponding fields in current_function->eh; delete declarations
7517 for all items that used to be declared here.
7518 * except.c (eh_return_stub_label, ehstack, catchstack, ehqueue,
7519 catch_clauses, false_label_stack, caught_return_label_stack,
7520 protect_list, current_function_ehc): Delete variables.
7521 (init_eh_for_function): Allocate current_function->eh.
7522 (save_eh_status, restore_eh_status): Delete functions.
7524 * function.h (struct function): Add fields next_global and eh.
7525 Delete all exception handling related fields.
7526 * function.c (current_function): New variable.
7527 (all_functions): New variable.
7528 (push_function_context_to): Don't allocate a struct function,
7529 use current_function instead. Call init_dummy_function_start when
7530 outside a function. Clear current_function before returning.
7531 (pop_function_context_from): Restore current_function.
7532 Don't free the restored struct function.
7533 (prepare_function_start): New function.
7534 (init_dummy_function_start): New function.
7535 (init_function_start): Break out some code into prepare_function_start
7538 * stmt.c (save_stmt_status): Don't call save_eh_status.
7539 (restore_stmt_status): Don't call restore_eh_status.
7541 * Makefile.in: Update dependencies.
7543 Sat Jul 31 04:10:01 1999 Jeffrey A Law (law@cygnus.com)
7545 * pa.c (compute_frame_size): Use STARTINg_FRAME_OFFSET instead
7546 of depending on a magic constant value. Update comments.
7547 (hppa_expand_prologue): Similarly.
7549 * pa.md (reload_indi, reload_outdi): Allow any register for the
7550 original reload register.
7552 Fri Jul 30 19:41:35 1999 Jim Wilson <wilson@cygnus.com>
7554 * cccp.c (print_help): Change marcos to macros.
7556 1999-07-30 Richard Henderson <rth@cygnus.com>
7558 * c-typeck.c (initializer_constant_valid_p): Move ...
7559 * c-common.c (initializer_constant_valid_p): ... here. Use
7560 FOO_TYPE_P instead of tests against TREE_CODE. Allow subtraction
7562 * c-common.h (initializer_constant_valid_p): Declare.
7563 * c-tree.h (initializer_constant_valid_p): Remove.
7565 Fri Jul 30 16:33:42 1999 Mathias Froehlich <frohlich@na.uni-tuebingen.de>
7567 * config/i386/sol2-c1.asm: Align the stack.
7568 * config/i386/sol2-gc1.asm: Likewise.
7570 1999-07-30 Vladimir Makarov <vmakarov@loony.cygnus.com>
7572 * config/sparc/sparc.h (ASM_CPU32_DEFAULT_SPEC): Change -Av8 onto
7573 -Asparclite for sparc86x.
7574 (CPP_CPU32_DEFAULT_SPEC, CPP_CPU_SPEC): Remove -D__sparc_v8__ for
7576 (ASM_CPU_SPEC): Use -Asparclite for sparc86x.
7578 Fri Jul 30 14:53:56 1999 Jakub Jelinek <jj@ultra.linux.cz>
7580 * config/sparc/linux64.h (CC1_SPEC): Preserve CPU specified by
7581 the user if using the non-default arch size in BI_ARCH configuration.
7582 * config/sparc/sol2-sld-64.h (CC1_SPEC): Ditto.
7584 * config/sparc/sparc.md (cmp_mul_set, cmp_udiv_cc_set):
7585 Fix patterns so that they actually match.
7586 (cmp_sdiv_cc_set): Ditto, also don't require g0 to be zero.
7587 (mulsidi3_sp64, const_mulsidi3_sp64): New patterns.
7588 (const_mulsidi3_sp32): Renamed from const_mulsidi3, only on
7590 (mulsidi3): Reflect this in the expand.
7591 (smulsi3_highpart): Only on TARGET_ARCH32.
7592 (umulsidi3_sp64, const_umulsidi3_sp64): New patterns.
7593 (const_umulsidi3_sp32): Renamed from const_umulsidi3.
7594 (umulsidi3): Reflect this in the expand.
7595 (umulsi3_highpart): Only on TARGET_ARCH32.
7596 (divsi3_sp32): Renamed from divsi3, only on TARGET_ARCH32,
7597 don't require g0 to be zero.
7598 (udivsi3_sp32): Renamed from udivsi3, only on TARGET_ARCH32.
7599 ({,u}divsi3): New expands.
7600 ({,u}divsi3_sp64): New patterns.
7601 (after lshrdi3_v8plus): Four new patterns to help combiner
7602 optimizing nested mixed mode shifts.
7604 * config/sparc/sparc.c (sparc_override_options): Use deprecated
7605 v8 instructions if optimizing for UltraSPARC I, II, IIi, as it
7606 speed things up. Don't use them by default on plain v9 in 64bit
7607 mode, according to what SPAMv9 sais.
7609 * config/sparc/sparc.h: Fix comments, e.g. Linux already preserves
7610 top 32 bits of %[og][0-7] in signal handlers.
7611 Also, TARGET_HARD_MUL32 now is only true for TARGET_ARCH32.
7613 Fri Jul 30 03:00:41 1999 Jeffrey A Law (law@cygnus.com)
7615 * pa.md (zvdep_imm32): Renamed from zvdep_imm.
7616 (ashlsi3): Corresponding changes.
7618 * pa.c (compute_zdepwi_operands): Renamed from compute_zdepi_operands.
7620 Thu Jul 29 18:37:13 1999 Jeffrey A Law (law@cygnus.com)
7622 * pa.h (FIRST_PARM_CALLER_OFFSET): Delete.
7624 Thu Jul 29 19:01:58 1999 Bernd Schmidt <bernds@cygnus.co.uk>
7626 * arm.h (Hint): Delete macro.
7627 Substitute HOST_WIDE_INT for Hint in some prototypes.
7628 * arm.c: Substitute HOST_WIDE_INT for Hint in one prototype.
7630 Thu Jul 29 09:21:42 1999 Nick Clifton <nickc@cygnus.com>
7632 * builtins.c (expand_builtin_setjmp): Use force_operand to
7633 make sure that the buffer address is in a suitable form to be
7634 passed to force_reg.
7636 Wed Jul 28 12:50:48 1999 Geoff Keating <geoffk@cygnus.com>
7638 * config/mips/mips.c: system.h handles MIN and MAX, don't undefine
7641 Wed Jul 28 13:18:35 1999 Jeffrey A Law (law@cygnus.com)
7643 * pa.md (indirect_jump): Remove mode from match_operand. Verify
7644 proper mode in the condition string.
7645 (icacheflush, dcacheflush): Remove modes from match_operands.
7647 * pa.c (emit_move_sequence): Always convert scratch_reg to the
7648 proper mode before using it.
7650 * pa.md (adddi3, subdi3): Turn into a define_expand/define_insn
7653 * pa.c (store_reg): Do not call add_high_const generator directly.
7654 (load_reg, set_reg_plus_d): Likewise.
7655 * pa.md (add_high_const): No longer a named pattern.
7657 * pa.c (legitimize_address): Consistently use Pmode rather than
7658 SImode. Do not call gen_pic2_highpart directly anymore.
7659 * pa.md (pic2_highpart): No longer a named pattern.
7660 (pic2_lo_sum): Similarly. Reformat to make more readable.
7662 * pa.md (call, call_value): Use "word_mode" instead of "SImode" as
7667 Wed Jul 28 11:28:04 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
7669 * builtins.c (expand_builtin): Typo in call to expand_builtin_ffs.
7671 Wed Jul 28 11:23:48 1999 Richard Henderson <rth@cygnus.com>
7673 * pa.c (hppa_builtin_saveregs): Use get_varargs_alias_set
7674 and tag the spill mems.
7675 (hppa_va_start): New.
7677 * pa.h (EXPAND_BUILTIN_VA_START): New.
7678 (EXPAND_BUILTIN_VA_ARG): New.
7680 Wed Jul 28 11:22:21 1999 Richard Henderson <rth@cygnus.com>
7682 * mn10300.c (mn10300_builtin_saveregs): Use get_varargs_alias_set
7683 and tag the spill mems.
7684 (mn10300_va_start): New.
7685 (mn10300_va_arg): New.
7686 * mn10300.h (EXPAND_BUILTIN_VA_START): New.
7687 (EXPAND_BUILTIN_VA_ARG): New.
7689 Wed Jul 28 11:20:19 1999 Richard Henderson <rth@cygnus.com>
7691 * mn10200.c (mn10200_va_arg): New.
7692 * mn10200.h (EXPAND_BUILTIN_VA_ARG): New.
7694 Wed Jul 28 11:19:06 1999 Richard Henderson <rth@cygnus.com>
7696 * builtins.c (std_expand_builtin_va_arg): Use int_size_in_bytes
7697 rather than play with TREE_INT_CST_LOW.
7699 1999-07-27 Philip Blundell <pb@nexus.co.uk>
7701 * config/arm/telf.h: Include dbxelf.h.
7702 (CPP_PREDEFINES): Only define if not already defined.
7703 (ASM_IDENTIFY_GCC): Likewise.
7704 (SUBTARGET_EXTRA_SECTIONS): Likewise.
7705 (SUBTARGET_EXTRA_SECTION_FUNCTIONS): Likewise.
7706 * config/arm/thumb.h (LINK_SPEC): Only define if not already
7708 (DBX_DEBUGGING_INFO): Don't define.
7709 * config/arm/linux-telf.h: New file.
7710 * config/arm/linux-tgas.h: New file.
7711 * config/arm/t-thumb-linux: New file.
7712 * config/arm/uclinux-elf.h: New file.
7713 * config/arm/uclinux-telf.h: New file.
7714 * configure.in (arm-*-uclinux, thumb-*-linux-gnu,
7715 thumb-*-uclinux): New targets.
7716 * configure: Regenerate.
7718 Tue Jul 27 23:20:21 1999 Jeffrey A Law (law@cygnus.com)
7720 * pa.md (post_store, pre_load): New expanders.
7721 (post_stwm, pre_ldwm): Renamed to post_stw and pre_ldw respectively.
7722 (post_ldwm, pre_stwm): Make these unnamed patterns since we never
7723 need to directly generate RTL for them.
7724 * pa.c (hppa_expand_prologue, hppa_expand_epilogue): Corresponding
7727 Tue Jul 27 16:05:52 1999 David Edelsohn <edelsohn@gnu.org>
7729 * aix43.h (ASM_CPU_SPEC, CPP_CPU_SPEC): Add rs64a and PPC630.
7730 * rs6000.c (processor_target_table): Add powerpc64, rs64a, and PPC630.
7731 (rs6000_cpu): Choose between 32-bit and 64-bit default processors.
7732 (secndary_reload_class): Make TARGET_ELF conditional compile.
7733 (print_operand_address): Similar.
7734 (output_toc): Print all values as hex.
7735 (get_issue_rate): Rearrange and add RS64A and PPC630.
7736 * rs6000.h (processor_type): Add RS64A and PPC630.
7737 (PROCESSOR_POWERPC64): New.
7738 (PROMOTE_MODE): Use word_mode.
7739 (RTX_COSTS): Add RS64A and PPC630.
7740 * rs6000.md (scheduling information): Add lmul and ldiv
7741 representing 64-bit integer multiply and divide. Add rs64a and
7743 (ashldi3): Add support for "rldic" instruction.
7744 * sysv4.h (PROCESSOR_DEFAULT): Change to PROCESSOR_750.
7746 Tue Jul 27 15:31:53 1999 Vladimir Makarov <vmakarov@toad.to.cygnus.com>
7748 * config/sparc/sparc.c (sparc_override_options): Enable SPARCLITE
7749 instead of V8 for sparclite86x in cpu_table.
7751 Tue Jul 27 17:49:42 1999 Bernd Schmidt <bernds@cygnus.co.uk>
7753 * config/arm/coff.h (ASM_FILE_START): If generating SDB output, call
7754 output_file_directive.
7756 Tue Jul 27 03:15:33 1999 Jason Merrill <jason@yorick.cygnus.com>
7758 * expr.c (expand_expr, case PLUS_EXPR): Get the mode from the
7759 tree for op1, not the rtl.
7761 Tue Jul 27 00:18:34 1999 Richard Henderson <rth@cygnus.com>
7763 * m88k.c (m88k_builtin_saveregs): Break out the constructor code
7764 to m88k_va_start, leaving only the register spill.
7765 (m88k_build_va_list): New.
7766 (m88k_va_start): New.
7768 * m88k.h (BUILD_VA_LIST_TYPE): New.
7769 (EXPAND_BUILTIN_VA_START): New.
7770 (EXPAND_BUILTIN_VA_ARG): New.
7772 Mon Jul 26 19:07:11 1999 Geoff Keating <geoffk@cygnus.com>
7774 * config/rs6000/rs6000.c (rs6000_expand_builtin_saveregs):
7775 Rename from expand_builtin_saveregs.
7776 * config/rs6000/rs6000.h (EXPAND_BUILTIN_SAVEREGS): Change caller.
7778 Mon Jul 26 22:52:47 1999 Richard Henderson <rth@cygnus.com>
7780 * i960.c (i960_setup_incoming_varargs): Use get_varargs_alias_set
7781 for the register spill block.
7782 (i960_build_va_list): New.
7783 (i960_va_start): New.
7785 * i960.h (BUILD_VA_LIST_TYPE): New.
7786 (EXPAND_BUILTIN_VA_START): New.
7787 (EXPAND_BUILTIN_VA_ARG): New.
7788 * i960.md (store_multiple): Use change_address on individul mems.
7790 Mon Jul 26 22:43:12 1999 Richard Henderson <rth@cygnus.com>
7792 * builtins.c (stabilize_va_list): Don't INDIRECT_REF through
7794 (std_expand_builtin_va_start): Back out one word if !stdarg_p.
7795 (expand_builtin_va_end): Evaluate arg for side effects.
7796 * c-common.c (c_common_nodes_and_builtins): Construct a
7797 va_list_arg_type_node to handle array decomposition to pointer.
7799 Mon Jul 26 18:51:34 1999 Richard Henderson <rth@cygnus.com>
7801 * except.c (start_dynamic_cleanup): Use force_operand on the
7804 Mon Jul 26 16:43:26 1999 Richard Henderson <rth@cygnus.com>
7806 * c4x.h (EXPAND_BUILTIN_VA_ARG): New.
7807 * c4x.c (c4x_va_arg): New.
7809 Mon Jul 26 12:30:09 1999 Jason Merrill <jason@yorick.cygnus.com>
7811 * cpplib.c (cpp_get_token): Don't return a CPP_POP if the buffer
7814 1999-07-26 Nathan Sidwell <nathan@acm.org>
7816 * eh-common.h (__eh_matcher): Prototype correctly.
7818 Mon Jul 26 17:24:51 1999 Philip Blundell <pb@nexus.co.uk>
7820 * config/arm/thumb.h (THUMB_FLAG_SINGLE_PIC_BASE): Define.
7821 (TARGET_SINGLE_PIC_BASE): Likewise.
7822 (GOT_PCREL, NEED_GOT_RELOC, NEED_PLT_RELOC): Provide default
7824 (TARGET_CALLEE_INTERWORKING): Fix typo in comment.
7825 (TARGET_SWITCHES): Add -m{no-}single-pic-base.
7826 (TARGET_OPTIONS): Add -mpic-register=N.
7827 (OUTPUT_INT_ADDR_CONST): New macro.
7828 (INDEX_REGISTER_RTX_P, PIC_OFFSET_TABLE_REGNUM, FINALIZE_PIC,
7829 LEGITIMATE_PIC_OPERAND_P): Likewise.
7830 (LEGITIMIZE_ADDRESS, GOT_IF_LEGITIMATE_ADDRESS): Support PIC.
7831 (ASM_OUTPUT_INT): Use OUTPUT_INT_ADDR_CONST rather than calling
7832 output_addr_const directly.
7833 (PRINT_OPERAND_PUNCT_VALID_P): Accept `|' for compatibility with
7835 (thumb_pic_register, thumb_pic_register_string): Declare.
7837 * config/arm/thumb.c (symbol_mentioned_p): New function: Imported
7839 (label_mentioned_p): New function: Imported from arm.c.
7840 (legitimize_pic_address): New function: Imported from arm.c.
7841 (is_pic):New function: Imported from arm.c.
7842 (thumb_finalize_pic):New function: Imported from arm.c.
7843 (add_constant): Cope with PIC constants.
7844 (fixit): Cope with PIC constants.
7845 (output_return): Do not treat the PIC register as live if
7846 TARGET_SINGLE_PIC_BASE is true.
7847 (thumb_function_prologue): Do not treat the PIC register as live if
7848 TARGET_SINGLE_PIC_BASE is true.
7849 (thumb_expand_prologue): Do not treat the PIC register as live if
7850 TARGET_SINGLE_PIC_BASE is true.
7851 (thumb_unexpand_epilogue): Do not treat the PIC register as live if
7852 TARGET_SINGLE_PIC_BASE is true.
7853 (thumb_print_operand): Accept '|'.
7854 (thumb_override_options): Process PIC options.
7856 * config/arm/thumb.md (movsi): Support PIC.
7857 (call_insn): Change "i" constraint to "X".
7858 (call_value_insn): Likewise.
7859 (consttable_4, consttable_8, consttable_end): Set and clear
7860 "making_const_table" as appropriate.
7861 (pic_load_addr, pic_add_dot_plus_four): New insns.
7863 * invoke.texi (Thumb Options): Fix spelling. Document new
7864 options -msingle-pic-base and -mpic-register=.
7866 1999-07-26 Andrew Haley <aph@cygnus.com>
7868 * config/m32r/initfini.c (__init): Use a full word immediate for
7869 __fini: this allows it to be placed in any memory region.
7871 * config/m32r/t-m32r: Compile crtinit.o and crtfini.o for
7872 -mmodel=medium. This is OK for all memory models.
7874 Mon Jul 26 11:58:46 1999 Nick Clifton <nickc@cygnus.com>
7876 * config/arm/arm.c: Replace %R%s in asm_fprintf strings with %r.
7877 * config/arm/arm.h: Replace %R%s in asm_fprintf strings with %r.
7879 Mon Jul 26 10:23:36 1999 Nick Clifton <nickc@cygnus.com>
7881 * final.c (asm_fprintf): Accept ASM_FPRINTF_EXTENSIONS, if
7884 * tm.texi: Document ASM_FPRINTF_EXTENSIONS.
7886 Sun Jul 25 23:51:59 1999 Richard Henderson <rth@cygnus.com>
7888 * i860.h (EXPAND_BUILTIN_SAVEREGS): New.
7889 (BUILD_VA_LIST_TYPE): New.
7890 (EXPAND_BUILTIN_VA_START): New.
7891 (EXPAND_BUILTIN_VA_ARG): New.
7892 * i860.c (output_delayed_branch): Disable.
7893 (output_delay_insn): Likewise.
7894 (i860_saveregs): New.
7895 (i860_build_va_list): New.
7896 (i860_va_start): New.
7898 * i860.md: Disable all peepholes using output_delayed_branch.
7899 * i860/sysv4.h (I860_SVR4_VA_LIST): New.
7901 Sun Jul 25 23:44:13 1999 Richard Henderson <rth@cygnus.com>
7903 * clipper.h (EXPAND_BUILTIN_SAVEREGS): Remove argument.
7904 (BUILD_VA_LIST_TYPE): New.
7905 (EXPAND_BUILTIN_VA_START): New.
7906 (EXPAND_BUILTIN_VA_ARG): New.
7907 * clipper.c (clipper_builtin_saveregs): Only dump registers.
7908 Return the address of the save area.
7909 (clipper_build_va_list): New.
7910 (clipper_va_start): New.
7911 (clipper_va_arg): New.
7913 Sun Jul 25 22:56:47 1999 Richard Henderson <rth@cygnus.com>
7915 * arc.h (EXPAND_BUILTIN_VA_START): New.
7916 (EXPAND_BUILTIN_VA_ARG): New.
7917 * arc.c (arc_setup_incoming_varargs): Set alias set of
7919 (arc_va_start): New.
7922 Sun Jul 25 22:45:55 1999 Richard Henderson <rth@cygnus.com>
7924 * alpha.h (EXPAND_BUILTIN_SAVEREGS): Delete.
7925 (BUILD_VA_LIST_TYPE): New.
7926 (EXPAND_BUILTIN_VA_START): New.
7927 (EXPAND_BUILTIN_VA_ARG): New.
7928 * alpha.c (alpha_builtin_saveregs): Delete.
7929 (alpha_build_va_list): New.
7930 (alpha_va_start): New.
7931 (alpha_va_arg): New.
7933 Sun Jul 25 21:40:33 1999 Jeffrey A Law (law@cygnus.com)
7935 * config/svr4.h (CTORS_SECTION_ASM_OP): Do not emit directives in
7937 (DTORS_SECTION_ASM_OP, INIT_SECTION_ASM_OP): Likewise.
7938 (FINI_SECTION_ASM_OP, ASM_OUTPUT_SECTION_NAME): Likewise.
7940 * gcc.texi: More changes related to list conversion.
7941 * invoke.texi: Likewise.
7943 Sun Jul 25 18:15:39 1999 Richard Henderson <rth@cygnus.com>
7945 * builtins.c (expand_builtin_saveregs): Remove static, remove exp
7946 and ignore arguments, bail if no EXPAND_BUILTIN_SAVEREGS.
7947 (expand_builtin_next_arg): Accept ARGLIST not EXP.
7948 (stabilize_va_list): New function.
7949 (std_expand_builtin_va_start): New function.
7950 (expand_builtin_va_start): New function.
7951 (get_varargs_alias_set): New function.
7952 (std_expand_builtin_va_arg): New function.
7953 (expand_builtin_va_arg): New function.
7954 (expand_builtin_va_end): New function.
7955 (expand_builtin_va_copy): New function.
7956 (expand_builtin): Call them.
7957 * c-common.c (c_common_nodes_and_builtins): Build __builtin_va_list,
7958 __builtin_{varargs_start,stdarg_start,end,copy}.
7959 (build_va_arg): New function.
7960 * c-common.h (CTI_PTR_TYPE, ptr_type_node): Delete.
7961 (build_va_arg): Declare.
7962 * c-decl.c (ptr_type_node, va_list_type_node): New.
7963 * c-parse.gperf (__builtin_va_arg): New.
7964 * c-parse.in (VA_ARG): New token.
7965 (unary_expr): Recognize it.
7966 * expr.c (expand_expr): Expand VA_ARG_EXPR.
7967 * expr.h (std_expand_builtin_va_start): Declare.
7968 (std_expand_builtin_va_arg): Declare.
7969 (expand_builtin_va_arg): Declare.
7970 (get_varargs_alias_set): Declare.
7971 * tree.def (VA_ARG_EXPR): New.
7972 * tree.h (BUILT_IN_VARARGS_START): New.
7973 (BUILT_IN_STDARG_START, BUILT_IN_VA_END): New.
7974 (ptr_type_node, va_list_type_node): Declare.
7975 * tm.texi (EXPAND_BUILTIN_SAVEREGS): Kill unused ARGLIST argument.
7976 * m32r.h (EXPAND_BUILTIN_SAVEREGS): Likewise.
7977 * m88k.h, m88k.c: Likewise.
7978 * mn10300.h, mn10300.c: Likewise.
7979 * pa.h, pa.c: Likewise.
7980 * rs6000.h, rs6000.c: Likewise.
7981 * sh.h, sh.c: Likewise.
7982 * sparc.h, sparc.c: Likewise.
7984 * emit-rtl.c (operand_subword): Copy alias set.
7985 (change_address): Likewise.
7987 Sun Jul 25 15:04:37 1999 Jeffrey A Law (law@cygnus.com)
7989 * pa.c (compute_frame_size): Scan all the used callee saved registers,
7990 not just the first one.
7992 Fri Jul 23 14:09:58 1999 Philip Blundell <pb@nexus.co.uk>
7994 * config/arm/arm.h (TARGET_SWITCHES): Add
7995 -m{no-}single-pic-base. Correct help string for -mshort-load-words.
7996 (TARGET_OPTIONS): Add -mpic-register=.
7997 (ARM_FLAG_SINGLE_PIC_BASE, TARGET_SINGLE_PIC_BASE): Define.
7998 (arm_pic_register_string): Declare.
7999 (NEED_PLT_GOT): Delete, replace with ...
8000 (NEED_GOT_RELOC, NEED_PLT_RELOC): ... these. New macros.
8001 (OUTPUT_INT_ADDR_CONST): Replace NEED_PLT_GOT with NEED_GOT_RELOC.
8002 (ASM_OUTPUT_MI_THUNK): Replace NEED_PLT_GOT with NEED_PLT_RELOC.
8003 * config/arm/arm.c (arm_override_options): Add new option
8005 (arm_pic_register_string): New variable.
8006 (arm_finalize_pic): Respect TARGET_SINGLE_PIC_BASE.
8007 (output_func_prologue): If TARGET_SINGLE_PIC_BASE, treat the PIC
8008 register as never live. Use NEED_PLT_RELOC not NEED_PLT_GOT.
8009 (output_return_instruction): Likewise.
8010 * config/arm/elf.h (NEED_PLT_GOT): Delete, replace with ...
8011 (NEED_GOT_RELOC, NEED_PLT_RELOC): ... these. Define to flag_pic.
8012 * config/arm/arm.md: Use NEED_PLT_RELOC in place of NEED_PLT_GOT.
8014 * invoke.texi (ARM Options): Fix spelling. Remove duplicate
8015 mention of -msched-prolog. Document new options -msingle-pic-base
8016 and -mpic-register=.
8018 Thu Jul 22 18:23:56 1999 Richard Henderson <rth@cygnus.com>
8020 * haifa-sched.c (reemit_notes): Tidy.
8021 * sched.c (reemit_notes): Duplicate 1998-08-31 patch to
8024 Thu Jul 22 18:21:04 1999 Richard Henderson <rth@cygnus.com>
8026 * explow.c (trunc_int_for_mode): New function.
8027 (plus_constant_wide): Use it.
8028 * combine.c (simplify_and_const_int): Likewise.
8029 (merge_outer_ops): Likewise.
8030 (simplify_shift_const): Likewise.
8031 * cse.c (simplify_unary_operation): Likewise.
8032 (simplify_binary_operation): Likewise.
8033 * emit-rtl.c (operand_subword): Likewise.
8034 * rtl.h: Declare it.
8036 Thu Jul 22 14:34:59 1999 Bernd Schmidt <bernds@cygnus.co.uk>
8038 * config/arm/arm.c (arm_print_operand): Fix typo in 'M' case
8039 (use NUM_REGS instead of NUM_INTS).
8041 Thu Jul 22 11:25:20 1999 Bernd Schmidt <bernds@cygnus.co.uk>
8043 * builtins.c: New file.
8044 * expr.c (saveregs_value, apply_args_value): Delete definition,
8045 moved into builtins.c.
8046 (string_constant): No longer static.
8047 (get_pointer_alignment, c_strlen, get_memory_rtx, expand_builtin,
8048 apply_args_size, apply_result_size, result_vector,
8049 expand_builtin_apply_args, expand_builtin_apply,
8050 expand_builtin_return): Delete functions, moved into builtins.c.
8051 (INCOMING_REGNO, OUTGOING_REGNO): Delete unused macros.
8052 * expr.h (saveregs_value, apply_args_value): Declare variables.
8053 (expand_builtin, string_constant): Declare functions.
8054 * Makefile.in: Update to build builtin.o.
8056 Wed Jul 21 00:46:58 1999 Mark P. Mitchell <mark@codesourcery.com>
8058 * defaults.h (DWARF2_GENERATE_TEXT_SECTION_LABEL): New macro.
8059 * tm.texi (DWARF2_GENERATE_TEXT_SECTION_LABEL): Define it.
8060 * dwarf2out.c (dwarf2out_init): Don't output a label to mark the
8061 start of the text section if DWARF2_GENERATE_TEXT_SECTION_LABEL is
8063 * config/mips/iris6.h (DWARF2_GENERATE_TEXT_SECTION_LABEL):
8066 1999-07-21 Michael Meissner <meissner@cygnus.com>
8068 * print-rtl.c (print_rtx): Print the names of the virtual
8071 Wed Jul 21 16:00:32 1999 Nick Clifton <nickc@cygnus.com>
8073 * config/arm/arm.h (INITIAL_ELIMINATION_OFFSET): Fix typo
8074 introduced in previous delta.
8076 Wed Jul 21 14:30:51 1999 Bernd Schmidt <bernds@cygnus.co.uk>
8078 * c-lang.c (finish_file): Rename void_list_node to void_list_node_1
8079 to avoid name clash.
8081 Wed Jul 21 08:39:22 1999 Gavin Romig-Koch <gavin@cygnus.com>
8083 * c-lex.c (yylex) : Correct the test for overflow when lexing
8086 Tue Jul 20 18:02:42 1999 Richard Henderson <rth@cygnus.com>
8088 * haifa-sched.c (insn_cost): FREE implies cost 0 and vice versa.
8089 (adjust_priority): Always call ADJUST_PRIORITY.
8090 (schedule_insn): Only put insns into the ready at cost 0.
8091 (schedule_block): Remove redundant initial sort. Give clock_var
8092 and can_issue_more to MD_SCHED_REORDER. Requeue if hazard cost
8094 * tm.texi (MD_SCHED_REORDER): Update docs.
8096 * sparc.h (MD_SCHED_REORDER): Update. Set CAN_ISSUE_MORE.
8097 * sparc.c (ultra_reorder_called_this_block): Delete.
8098 (ultrasparc_sched_init): Don't set it.
8099 (ultrasparc_sched_reorder): Don't check it.
8101 Tue Jul 20 17:07:54 1999 Richard Henderson <rth@cygnus.com>
8103 * rs6000.h (struct rs6000_args): Add sysv_gregno.
8104 * rs6000.c (init_cumulative_args): Init sysv_gregno.
8105 (function_arg_boundary): Align DFmode.
8106 (function_arg_advance): Restructure for ABI_V4; use sysv_gregno
8107 to get fp reg and stack overflow correct.
8108 (function_arg): Likewise.
8109 (function_arg_pass_by_reference): True for TFmode for ABI_V4.
8110 (setup_incoming_varargs): Restructure for ABI_V4; use
8111 function_arg_advance to skip final named argument.
8112 (expand_builtin_saveregs): Properly unskip the last integer arg
8113 when doing varargs. Adjust overflow location calculation.
8115 * ginclude/va-ppc.h (struct __va_list_tag): Make gpr and fpr
8116 explicitly unsigned.
8117 (__VA_FP_REGSAVE): Use new OFS argument instead of AP->fpr directly.
8118 (__VA_GP_REGSAVE): Similarly.
8119 (__va_longlong_p): Delete.
8120 (__va_arg_type_violation): New declaration.
8121 (va_arg): Restructure. Flag promotion errors. Align double.
8122 TFmode passed by reference.
8124 * rs6000.md (movdi_32+1): Use GEN_INT after arithmetic
8125 in the HOST_BITS_PER_WIDE_INT > 32 case.
8127 Tue Jul 20 12:37:30 1999 Hans-Peter Nilsson <hp@bitrange.com>
8129 * dwarf2out.c (output_abbrev_section): Terminate with a zero.
8131 Tue Jul 20 12:12:27 1999 Jason Merrill <jason@yorick.cygnus.com>
8133 * gcc.c (default_compilers, cpp-output): Pass -fpreprocessed.
8134 * toplev.c (documented_lang_options): Add -fpreprocessed.
8135 * cpplib.h (struct cpp_buffer): Add preprocessed.
8136 * cppinit.c (cpp_handle_option): Handle -fpreprocessed.
8137 (cpp_start_read): Don't expand macros or emit an initial #line
8138 directive if -fpreprocessed.
8140 Tue Jul 20 12:12:09 1999 Michael Tiemann <tiemann@holodeck.cygnus.com>
8142 * cpplib.h (struct cpp_buffer): Added manual_pop for
8143 better C++ tokenization.
8144 * cpplib.c (cpp_get_token): Return CPP_EOF if manual_pop.
8145 Also, support C++ tokenization for ->*, .*, <?, and >? operators.
8146 * c-common.c (cpp_token): Make non-static.
8148 Tue Jul 20 11:24:19 1999 Bernd Schmidt <bernds@cygnus.co.uk>
8150 * c-common.h: New file.
8151 * c-common.c (permanent_obstack): Delete unused declaration.
8152 (c_global_trees): New array.
8153 (c_common_nodes_and_builtins): New function; split off common code
8154 from init_decl_processing in both c-decl.c and cp/decl.c.
8155 * c-tree.h: Delete lots of declarations of tree nodes; replaced by
8156 c_global_trees and accessor macros defined in c-common.h.
8158 * c-decl.c: Delete definitions for tree nodes that were replaced by
8160 (init_decl_processing): Build void_list_node.
8161 Call c_common_nodes_and_builtins; delete code to generate the common
8163 * objc/objc-act.c (build_module_descriptor): Rename variable
8164 void_list_node to avoid clash with c-common.h.
8166 * Makefile.in: Update dependencies.
8167 * objc/Make-lang.in: Likewise.
8169 Mon Jul 19 14:22:18 1999 Mark P. Mitchell <mark@codesourcery.com>
8171 * config/mips/iris6gld.h (MAKE_DECL_ONE_ONLY): Define.
8172 (UNIQUE_SECTION_P): Likewise.
8173 (UNIQUE_SECTION): Likewise.
8175 1999-07-19 Linas Vepstas <linas@linas.org>
8177 * config/i370/README: New file.
8178 * config/i370/linux.h: New file.
8179 * config/i370/mvs.h: New file.
8180 * config/i370/oe.h: New file.
8181 * config/i370/t-linux: New file.
8182 * config/i370/t-mvs: New file.
8183 * config/i370/t-oe: New file.
8184 * config/i370/x-oe: New file.
8185 * config/i370/xm-linux.h: New file.
8186 * config/i370/xm-mvs.h: New file.
8187 * config/i370/xm-oe.h: New file.
8189 * i370.c (label_node_t): Add first_ref_page, label_addr,
8190 label_first_ref, label_last_ref members.
8191 (mvs_need_base_reload): Renamed from mvs_label_emitted.
8192 (MAX_MVS_LABEL_SIZE): Define.
8193 (MAX_LONG_LABEL_SIZE): Define.
8194 (alias_node_t, alias_anchor, alias_number): New.
8195 (mvs_function_table): Reorder for EBCDIC.
8196 (ascebc, ebcasc): Unconditionally define.
8197 (i370_branch_dest, i370_branch_length): New functions.
8198 (i370_short_branch, i370_label_scan): New functions.
8199 (mvs_get_label): Renamed from mvs_add_label. Search for
8200 an existing label before creating a new one.
8201 (mvs_add_label): New function.
8202 (mvs_get_label_page): New function.
8203 (mvs_free_label_list): Renamed from mvs_free_label. Iterate
8204 over the entire list.
8205 (mvs_check_page) [TARGET_HLASM]: Use BASR not BALR.
8206 (mvs_check_page) [TARGET_ELF_ABI]: New function.
8207 (mvs_add_alias, mvs_need_alias): New functions.
8208 (mvs_get_alias, mvs_check_alias): New functions.
8209 (handle_pragma): New function.
8210 (mvs_function_check): New function.
8211 (unsigned_jump_follows_p): Search harder.
8212 (i370_function_prolog) [TARGET_HLASM]: Handle LE370. Scan labels.
8213 (i370_function_prolog) [TARGET_ELF_ABI]: New function.
8214 * i370.h (TARGET_VERSION): Delete.
8215 (CPP_SPEC, CPP_PREDEFINES): Delete.
8216 (mvs_label_emitted): Delete.
8217 (TARGET_EBCDIC): Delete.
8218 (MAP_CHARACTER): Define only if TARGET_EBCDIC.
8219 (HANDLE_PRAGMA): Define.
8220 (HARD_REGNO_NREGS): Handle complex modes.
8221 (HARD_REGNO_MODE_OK): Likewise.
8222 (CLASS_MAX_NREGS): Likewise.
8223 (RET_REG): Likewise.
8224 (EXTRA_CONSTRAINT): Define.
8225 (RETURN_IN_MEMORY): True for DImode.
8226 (TRAMPOLINE_TEMPLATE): Use gen_rtx instead of GEN_INT.
8227 (FUNCTION_PROFILER): Delete.
8228 (COUNT_REGS): Fail if REG_P but not REG_OK_FOR_BASE_P.
8229 (NOTICE_UPDATE_CC): Correct handling of MULT, DIV, logicals and shifts.
8230 (TARGET_ESC, TARGET_BELL): Conditionally define for TARGET_EBCDIC.
8231 (TARGET_BS, TARGET_TAB, TARGET_NEWLINE): Likewise.
8232 (TARGET_VT, TARGET_FF, TARGET_CR): Likewise.
8233 (ASM_FILE_START): Add "RMODE ANY".
8234 (ASM_OUTPUT_EXTERNAL): Check for aliases.
8235 (ASM_GLOBALIZE_LABEL): Likewise.
8236 (ASM_OUTPUT_LABELREF): Likewise.
8237 (ASM_OUTPUT_COMMON): Likewise.
8238 (PRINT_OPERAND): Handle 'K', 'W', default.
8239 (PRINT_OPERAND_ADDRESS): New.
8240 (Lots of defines): Add support for TARGET_ELF_ABI.
8241 * i370.md (attr length): New. Define for all patterns.
8242 (*): Lots of tweeks to assembly output and constraints.
8244 Mon Jul 19 15:09:29 1999 David Edelsohn <edelsohn@gnu.org>
8246 * rs6000.md (arithmetic, logical, and shift Rc combiner patterns):
8247 Disable patterns performing SImode comparisons with SImode values
8248 if TARGET_POWERPC64 and instruction does not sign-extend or does
8249 not mask to narrower than SImode, i.e. where bit 31 and bit 63 may
8250 differ for signed quantities.
8251 (indirect_jump): Add expander to choose RTL based on TARGET_64BIT.
8252 (tablejump): Patterns contingent on TARGET_64BIT not TARGET_POWERPC64.
8253 (decrement_and_branch_on_count): Add 64-bit variant.
8255 Mon Jul 19 09:36:27 1999 Bernd Schmidt <bernds@cygnus.co.uk>
8257 * final.c (output_asm_insn): When searching for the matching string
8258 for a given dialect, don't run past the end of the list of
8259 alternatives if there are fewer alternatives in the template than
8262 1999-07-17 Alexandre Oliva <oliva@dcc.unicamp.br>
8264 * gcc.texi: Update e-mail addresses and URLs to gcc.gnu.org.
8265 Removed paragraph about compression of files and size limitation,
8266 duplicated in the FAQ. Use gcc-patches for posting patches.
8267 * gcc.c (main): Updated URL with bug reporting instructions to
8268 gcc.gnu.org. Removed e-mail address.
8269 * system.h (abort): Likewise.
8271 1999-07-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8273 * Makefile.in (stmp-multilib-sub): Make the files extracted
8274 from $(LIBGCC1) writable.
8276 Sat Jul 17 14:25:46 1999 Nick Clifton <nickc@cygnus.com>
8278 * config/arm/aout.h: Reformat for improved readability.
8280 * config/arm/arm.h: Reformat for improved readability.
8281 Replace uses of fprintf with asm_fprintf where appropriate.
8282 (ARM_DECLARE_FUNCTION_NAME): New macro: Perform any generic ARM
8283 function declaration assembler actions.
8284 (NUM_INTS): New macro: Convert from bytes to words.
8285 (NUM_REGS): New macro: Compute number of registers required to
8286 hold a quanitity of tyep MODE.
8287 (NUM_REGS2): New macro: Like NUM_REGS but also copes with BLKmode
8289 (NUM_ARG_REGS): New macro: The number of argument registers
8291 (ARG_REGISTER): New macro: Compute the register number of the Nth
8293 (LAST_ARG_REGNUM): New macro: The number of the last argument
8295 (SP_REGNUM): New macro: Register number of the stack pointer.
8296 (FP_REGNUM): New macro: Register number of the frame pointer.
8297 (FUNCTION_ARG, FUNCTION_ARG_PARTIAL_NREGS, INIT_CUMULATIVE_AGS,
8298 FUNCTION_ARG_ADVANCE, SETUP_INCOMING_VARARGS): Change
8299 CUMULATIVE_ARGS so that it counts registers not bytes.
8301 * config/arm/arm.c: Rename TARGET_THUMB_INTERWORK to
8303 Replace uses of fprintf with asm_fprintf where appropriate.
8304 (output_ascii_pseudo_op): Replace with version from thumb.c
8306 * config/arm/coff.h (ASM_FILE_START): Emit ASM_APP_OFF.
8308 * config/arm/elf.h (CPP_PREDEFINES): Replace with
8310 (ASM_DECLARE_FUNCTION_NAME): Use ARM_DECLARE_FUNCTION_NAME.
8311 (ASM_FILE_START): Emit ASM_APP_OFF.
8313 Fri Jul 16 13:48:09 1999 Jeffrey A Law (law@cygnus.com)
8315 * pa.c (compute_frame_size): Round frame according to
8316 STACK_BOUNDARY rather than a hardwired value.
8318 * pa.h (POINTER_SIZE, PARM_BOUNDARY): Define in terms of BITS_PER_WORD.
8320 * configure.in (hppa*-*-hpux11*): Use symbolic MASK_PA_11 instead
8322 * configure: Rebuilt.
8324 * configure.in (hppa*-*-linux*): New configuration.
8325 * configure: Rebuilt.
8326 * pa.h (MAX_OFILE_ALIGNMENT): Delete.
8327 * pa/som.h (MAX_OFILE_ALIGNMENT): Define.
8328 * pa/pa-linux.h: New file.
8329 * pa/t-linux: New file.
8330 * pa/xm-linux.h: New file.
8332 * pa.c (hppa_legitimize_address): Change references from SImode to
8333 either Pmode or word_mode as appropriate.
8334 (emit_move_sequence, store_reg, load_reg): Likewise.
8335 (set_reg_plus_d, hppa_expand_prologue): Likewise.
8336 (output_mul_insn): Likewise.
8337 * pa.h (PROMOTE_MODE): Likewise.
8338 (INITIALZE_TRAMPOLINE): Likewise.
8339 (Pmode): Define to word_mode.
8341 * pa.c (compute_frame_size): Use UNITS_PER_WORD instead of hardwired
8342 value of 4. Allocate 8 bytes for each FP register save.
8343 (hppa_expand_epilogue): Use UNITS_PER_WORD instead of harwarewired
8345 (hppa_expand_prologue): Likewise.
8346 * pa.h (PROMOTE_MODE): Likewise.
8347 (HARD_REGNO_MODE_OK, FUNCTION_ARG_SIZE): Likewise.
8348 (FUNCTION_ARG_BOUNDARY): Likewise.
8350 * invoke.texi (HPPA Options): Remove -mspace/-mno-space.
8352 * pa.c (out_of_line_prologue_epilogue): Delete.
8353 (override_options): Remove -mspace related code.
8354 (hppa_expand_prologue, hppa_expand_epilogue): Likewise.
8355 (compute_frame_size): Only allocate space for register that
8356 actually need to be saved.
8357 * pa.h (MASK_SPACE, TARGET_SPACE): Delete.
8358 (TARGET_SWITCHES): Remove -mspace, -mno-space
8359 * pa/t-pa (LIB2FUNCS_EXTRA): Remove ee.asm and ee_fp.asm
8360 * pa/t-pro (LIB2FUNCS_EXTRA): Likewise. Remove -mspace multilib.
8361 * pa/ee.asm, pa/ee_fp.asm: Delete.
8363 * pa/elf.h (ASM_OUTPUT_DOUBLE_INT): Define.
8365 * config/svr4.h (CONST_SECTION_ASM_OP): Do not emit assembler
8366 directive in column zero.
8368 Fri Jul 16 01:39:57 1999 Jeffrey A Law (law@cygnus.com)
8370 * m68k.c (output_function_prologue): Fix computation of save mask
8371 when generating PIC code.
8373 Thu Jul 15 15:40:09 1999 Jim Wilson <wilson@cygnus.com>
8375 * tree.c (build_type_attribute_variant): Move current_obstack restore
8376 after build_qualified_type call.
8378 1999-07-15 Mark Mitchell <mark@codesourcery.com>
8380 * configure.in: Use t-iris6, even with GNU LD.
8381 * config/mips/iris6gld.h: Fix typo in linker spec.
8382 * config/mips/t-iris6gld: Remove.
8384 Thu Jul 15 15:15:43 1999 David Edelsohn <edelsohn@gnu.org>
8386 * rs6000.md (insv, extzv): Remove SImode dependence in named
8387 patterns. Explicitly generate DImode RTL if PowerPC64 and
8389 (insvdi): Reverse start and size in instruction template.
8391 1999-07-12 Joseph S. Myers <jsm28@cam.ac.uk>
8393 * invoke.texi: Typo fixes.
8395 Wed Jul 14 23:28:06 1999 Jeffrey A Law (law@cygnus.com)
8397 * emit-rtl.c (gen_realpart): Issue an error for cases GCC can not
8398 handle at this time instead of silently generating incorrect code.
8399 (gen_imagpart): Likewise.
8401 * reload.c (find_reloads): Emit a USE for a pseudo register without
8402 a hard register if we could not create an optional reload for the
8405 Wed Jul 14 23:45:48 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
8407 * c-typeck.c (output_init_element, process_init_element):
8408 When advancing constructor_unfilled_fields for a RECORD_TYPE,
8409 check for nameless bit fields.
8411 Wed Jul 14 01:57:39 1999 Richard Henderson <rth@cygnus.com>
8413 * regclass.c (scan_one_insn): Notice subregs that change the
8414 size of their operand.
8415 (record_reg_classes): Use that to obey CLASS_CANNOT_CHANGE_SIZE.
8417 Wed Jul 14 01:41:42 1999 Jeffrey A Law (law@cygnus.com)
8419 * configure.in (alpha*-*-*): Include alpha/t-ieee.
8420 * configure: Rebuilt.
8421 * alpha/t-ieee: New file.
8423 Tue Jul 13 10:45:58 1999 Jeffrey A Law (law@cygnus.com)
8425 * rs6000.c (find_addr_reg): Do not select r0 as an address
8428 Tue Jul 13 00:46:18 1999 Philippe De Muyter <phdm@macqel.be>
8430 * m68k/x-mot3300 (XCFLAGS): List of big files now includes `cse.o'.
8432 Mon Jul 12 14:29:15 1999 Jeffrey A Law (law@cygnus.com)
8434 * rs6000.md (movsf): Do not force easy FP constants into memory.
8436 * expr.c (expand_expr, case PLUS_EXPR): Pass constants through
8437 immed_double_const to ensure they are properly truncated then
8440 Mon Jul 12 10:40:01 1999 Vladimir Makarov <vmakarov@tofu.to.cygnus.com>
8442 * config/arm/thumb.c (thumb_reorg): Call replace_symbols_in_block
8443 always unless NO_DEBUG is used. Compile this code
8445 (replace_symbols_in_block): Compile it unconditionally.
8447 Sun Jul 11 12:32:32 1999 Jeffrey A Law (law@cygnus.com)
8449 * configure.in (i?86-*-elf*): New target.
8450 * configure: Rebuilt.
8451 * i386/i386elf.h, i386/t-i386elf: New files.
8453 Fri Jul 9 22:39:44 1999 Jason Merrill <jason@yorick.cygnus.com>
8455 * toplev.c (main): Don't complain about saying -gdwarf.
8456 (rest_of_compilation): Remove redundant code.
8458 Fri Jul 9 19:08:55 1999 Jim Wilson <wilson@cygnus.com>
8460 * unroll.c (unroll_loops): Don't delete named CODE_LABELs.
8462 Fri Jul 9 18:54:18 1999 Felix Lee <flee@cygnus.com>
8464 * config/i960/i960.c (ret_label): Change asm label from "LR:" to
8465 "Li960R:", to avoid name clash.
8467 Fri Jul 9 10:48:28 1999 Bernd Schmidt <bernds@cygnus.co.uk>
8469 * loop.c (check_dbra_loop): When reversing a loop, delete all
8470 REG_EQUAL notes referencing the reversed biv except those which are
8471 for a giv based on it.
8473 Fri Jul 9 03:51:52 1999 Jeffrey A Law (law@cygnus.com)
8475 * version.c: Drop "gcc-" prefix from version #.
8477 Thu Jul 8 18:06:30 1999 Jason Merrill <jason@yorick.cygnus.com>
8479 * dwarf2out.c (dwarf2out_line): Emit a line number comment after
8480 the label if we're being verbose.
8482 Thu Jul 8 14:18:46 1999 Richard Henderson <rth@cygnus.com>
8484 * m68k.c (output_function_prologue): Add pic register to mask
8485 if live and flag_pic.
8486 (output_function_epilogue): Likewise.
8488 Thu Jul 8 12:55:12 1999 Jeffrey A Law (law@cygnus.com)
8490 * dbxelf.h (ASM_OUTPUT_SOURCE_LINE): Do not put assembler
8491 directives in column zero.
8493 * pa/elf.h (ASM_FILE_START): Define.
8494 * pa/som.h (ASM_FILE_START): Include .level directives.
8495 * pa/hpux10.h (ASM_FILE_START): Delete.
8496 * pa/hpux11.h (ASM_FILE_START): Delete.
8498 * pa/elf.h (BSS_SECTION_ASM_OP): Use .section .bss.
8500 Thu Jul 8 18:03:19 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
8502 * reload1.c (choose_reload_regs): Never call remove_adress_replacements
8503 when reload_out equals reload_in.
8505 Thu Jul 8 16:50:14 1999 Nick Clifton <nickc@cygnus.com>
8507 * invoke.texi (Spec Files): New node: Describe the contents of
8510 Thu Jul 8 10:28:25 1999 Craig Burley <craig@jcb-sc.com>
8512 * invoke.texi (DEC Alpha Options): Put @end table at
8513 beginning of line, to avoid confusing texi2html.
8515 Thu Jul 8 09:22:06 1999 Nick Clifton <nickc@cygnus.com>
8517 * config/arm/elf.h (ASM_OUTPUT_INTERNAL_LABEL): Fixed typo
8518 introduced in previous delta.
8520 Wed Jul 7 02:00:04 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
8522 * reload1.c (gen_reload): When synthesizing a 3 operand add
8523 sequence, improve test for when to reload OP1 into the reload
8524 register instead of OP0.
8526 Wed Jul 7 01:38:03 1999 Jim Wilson <wilson@cygnus.com>
8528 * unroll.c (unroll_loop): Don't delete NOTE_INSN_DELETED_LABEL notes.
8530 1999-07-07 Manfred Hollstein <mhollstein@cygnus.com>
8532 * m88k/dguxbcs.h (CPP_SPEC): Add missing \ in multi-line
8535 Wed Jul 7 01:16:43 1999 Richard Henderson <rth@cygnus.com>
8537 * ginclude/varargs.h (__builtin_va_alist_t): New typedef.
8538 (va_dcl): Use __builtin_va_alist_t.
8540 Wed Jul 7 01:14:42 1999 Jason Merrill <jason@yorick.cygnus.com>
8542 * dwarf2out.c (gen_struct_or_union_type_die): Only remember types
8543 on the permanent_obstack.
8544 * dwarfout.c (output_type): Likewise.
8546 Tue Jul 6 15:25:32 1999 Gavin Romig-Koch <gavin@cygnus.com>
8548 * c-common.c (unsigned_type,signed_type,signed_or_unsigned_type) :
8549 Merged from c-typeck.c and cp/typeck.c.
8550 * c-typeck.c (unsigned_type,signed_type,signed_or_unsigned_type) :
8551 Merged into c-common.
8553 Tue Jul 6 13:06:01 1999 Dave Brolley <brolley@cygnus.com>
8555 * c-lex.c (errorcount): Declare it.
8556 (finish_parse): Update errorcount when using CPPLIB.
8558 1999-07-06 Bruce Korb <ddsinc09@ix.netcom.com>
8560 * fixinc/inclhack.def(end_else_label): Double the backslash so
8561 sed gets a chance to see it.
8562 * fixinc/inclhack.sh: regen
8563 * fixinc/fixincl.x: regen
8565 Fri Jul 2 18:49:51 1999 Nick Clifton <nickc@cygnus.com>
8567 Add framework to support armv5 architecture when it becomes
8570 * config/arm/arm.c (FL_ARCH5): New processor capability flag.
8571 (arm_arch5): New variable.
8572 (all_architectures): Add armv5 line.
8573 * config/arm/arm.h (CPP_CPU_ARCH_SPEC): Define __ARM_ARCH_5__ if
8574 -march=armv5 is specified on the command line.
8575 (arm_arch5): Export this variable.
8576 * invoke.texi: Document new string accepted by -march= switch for
8579 * config/arm/arm.h: Replace use of constant 12 as a register
8580 number with IP_REGNUM. Similarly 14 and LR_REGNUM.
8581 * config/arm/arm.c: Replace use of constant 12 as a register
8582 number with IP_REGNUM. Similarly 14 and LR_REGNUM.
8584 * config/arm/elf.h: Tidy up.
8585 * config/arm/coff.h: Tidy up.
8587 Thu Jul 1 19:08:13 1999 Mark P. Mitchell <mark@codesourcery.com>
8589 * gcc/configure.in (mips-sgi-irix6*): Handle --with-gnu-ld.
8590 * gcc/config/mips/t-iris6gld: New file.
8591 * gcc/config/mips/iris6gld.h: Likewise.
8593 Fri Jul 2 13:23:39 1999 Gavin Romig-Koch <gavin@cygnus.com>
8595 * c-decl.c (widest_integer_literal_type_node,
8596 widest_unsigned_literal_type) : New.
8597 (init_decl_processing): Handle/use the two new types.
8598 * c-common.c (type_for_size,type_for_mode) : Same.
8599 * c-lex.c (yylex) : Same.
8600 * c-typeck.c (unsigned_type,signed_type,signed_or_unsigned_type) :
8602 * c-tree.h (widest_integer_literal_type_node,
8603 widest_unsigned_literal_type) : New.
8605 Fri Jul 2 03:05:44 1999 Jeffrey A Law (law@cygnus.com)
8607 * dwarfout.c (field_byte_offset): Correctly compute the object's
8608 byte offset for the first bit of a field which crosses an alignment
8609 boundary on a !BYTES_BIG_ENDIAN target.
8611 Fri Jul 2 01:36:36 1999 Robert Lipe <robertlipe@usa.net>
8613 * fixinc.svr4: Fix <arpa/inet.h> by deleting protos for htons and
8616 Fri Jul 2 00:46:47 1999 Richard Henderson <rth@cygnus.com>
8617 Jeff Law <law@cygnus.com>
8619 * ginclude/varargs.h (va_dcl): Use word_mode for type of
8622 * except.c: Include intl.h.
8623 (expand_eh_return): Set current_function_cannot_inline.
8624 (save_eh_status, restore_eh_status): Twiddle eh_return_stub_label.
8625 * function.h (struct function): Add eh_return_stub_label.
8626 * flow.c (delete_unreachable_blocks): Don't merge across EH edges.
8627 * Makefile.in (except.o): Depend on intl.h.
8629 Fri Jul 2 00:04:23 1999 David Edelsohn <edelsohn@gnu.org>
8631 * rs6000.md (movdf_hardfloat32): Handle PRE_INC and PRE_DEC the
8632 same as offsettable in cases 1 and 2.
8634 Thu Jul 1 20:54:10 1999 Richard Henderson <rth@cygnus.com>
8636 * alpha.md (extqh): Define as 64-((R&7)*8) instead of 56-(((R-1)&7)*8).
8637 (extlh, extwh): Likewise.
8639 Thu Jul 1 11:05:25 1999 Gavin Romig-Koch <gavin@cygnus.com>
8641 * c-lex.c (yylex): Improve 'integer constant out of range' messages.
8643 Wed Jun 30 16:51:41 1999 Nick Clifton <nickc@cygnus.com>
8645 * configure.in: Add arm-pe and thumb-pe targets.
8646 * configure: Regenerate.
8648 * thumb.c (arm_naked_function_p): New function: Determines if
8649 a function is naked (has no gcc generated prologue/epilogue).
8650 (is_called_in_ARM_mode): Return true if the func has the
8651 interfacearm attribute.
8652 (output_return): Do not generate a return for naked functions.
8653 (thumb_function_prologue): Do not generate a prologue for
8655 (thumb_expand_prologue): Do not generate a prologue for naked
8657 (thumb_expand_epilogue): Do not generate an epilogue for naked
8659 (arm_valid_machine_decl_attribute): New function, copied from
8660 arm.c: Permit naked and interfacearm attributes.
8662 * config/arm/pe.c: New file: Support code for arm-pe target.
8663 * config/arm/pe.h: New file: Header file for arm-pe target.
8664 * config/arm/tpe.h: New file: Header file for thumb-pe target.
8665 * config/arm/t-thumb-pe: New file: Makefile fragment for
8668 1999-07-01 Mark Kettenis <kettenis@gnu.org>
8670 * config/i386/gnu.h (CPP_SPEC): Define __PIC__ and __pic__ if
8671 -fPIC or -fpic is specified.
8673 Wed Jun 30 03:31:54 1999 Jeffrey A Law (law@cygnus.com)
8675 * expr.c (emit_block_move): Use copy_to_mode_reg for
8676 !TARGET_MEM_FUNCTIONS case too.
8678 * configure.in (hppa*-*-*): Add som.h or elf.h to tm_file as
8680 * configure: Rebuilt.
8681 (hppa1.1-*-pro*, hppa1.1-*-rtems*): Define target_cpu_default.
8682 * pa.h: Include dbxelf.h. Delete various dbx/stabs related
8683 definitions made redundant by dbxelf.h inclusion. Delete
8684 lots of definitions related to assembly output that are
8685 specific to the SOM object format.
8686 * pa.c (output_function_prologue): Do not emit the function's
8688 * pa-pro-end.h (STARTFILE_SPEC): Undefine before redefining.
8689 * pa-pro.h: Deleted.
8690 * som.h: New file with SOM specific definitions.
8691 * elf.h: New file with ELF specific definitions.
8693 * elfos.h (const_section): Output a tab before assembler directives.
8694 (ctors_section, dtors_section): Likewise.
8695 (ASM_OUTPUT_SECTION_NAME): Likewise.
8697 * pa/pa1.h: Delete unused file.
8699 Tue Jun 29 01:37:53 1999 Jeffrey A Law (law@cygnus.com)
8701 * configure.in (hppa*-hp-hpux11*): New configuration.
8702 * configure: Rebuilt.
8703 * pa/pa-hpux11.h: New file.
8704 * pa.h (CPP_SPEC): Conditionally add -D__STDC_EXT__ to the cpp
8707 * mips.md (leasi, leadi): New patterns.
8709 * expr.c (emit_block_move): Properly handle case where one of the
8710 block move arguments has a queued increment or decrement.
8711 (clear_storage): Similarly. Fix formatting goof.
8713 1999-06-28 "David O'Brien" <obrien@NUXI.com>
8715 * fixinc/inclhack.def(stdio_va_list): This patch Removes a
8716 semicolon from the BSD VA_LIST replacement expression.
8718 * fixinc/inclhack.sh: regen
8719 * fixinc/fixincl.x: regen
8721 * fixinc/mkfixinc.sh: Have `i[34567]86-*-freebsd*' machines
8722 now use the fixincl program.
8724 Mon Jun 28 05:28:12 1999 Jeffrey A Law (law@cygnus.com)
8726 * m68k.h (CONDITIONAL_REGISTER_USAGE): Define for !SUN_FPA
8727 case. Also make the PIC register call_used.
8729 * m68k.h (FINALIZE_PIC): Delete.
8730 * m68k.c (finalize_pic): Delete.
8732 Mon Jun 28 05:16:35 1999 Richard Henderson <rth@cygnus.com>
8734 * m68k.h (PREFERRED_RELOAD_CLASS): Don't force any FP const_doubles
8737 Mon Jun 28 04:07:27 1999 David Edelsohn <edelsohn@gnu.org>
8739 * expmed.c (expand_divmod): Ensure unsigned value fits in reg_note.
8741 Sun Jun 27 02:39:08 1999 Richard Henderson <rth@cygnus.com>
8743 * jump.c (jump_optimize_1): Validate the cmov copy to a temporary.
8745 Sat Jun 26 17:18:18 1999 David Edelsohn <edelsohn@gnu.org>
8747 * rs6000.c (print_operand, case 'L'): Use plus_constant_for_output.
8749 Fri Jun 25 11:33:24 1999 Richard Henderson <rth@cygnus.com>
8751 * alpha.c (override_options): Add -mcpu=ev45 as an alias for ev4.
8753 Fri Jun 25 13:41:25 1999 David Edelsohn <edelsohn@gnu.org>
8755 * rs6000.c (output_toc): Always use hex values for floating-point
8756 constants. Store single-precision values in upper-half of TOC
8757 entry in 64-bit mode.
8758 * rs6000.md (floatsidf2, floatunssidf2): Add !TARGET_POWERPC64
8759 to final constraints.
8760 (fix_truncdfsi2 splitter): Change pattern matching fctiwz.
8761 (fctiwz): Improve accuracy of RTL for pattern.
8763 Fri Jun 25 11:26:38 1999 Gavin Romig-Koch <gavin@cygnus.com>
8765 * expr.c (expand_expr): Allow RTL_EXPR's through the
8766 MAX_INTEGER_COMPUTATION_MODE checks.
8768 Fri Jun 25 06:06:37 1999 Richard Henderson <rth@cygnus.com>
8770 * alpha.h (MASK_SUPPORT_ARCH, MASK_CPU_EV5, MASK_CPU_EV6): Define
8771 such that MASK_SUPPORT_ARCH is not negative.
8773 Fri Jun 25 05:35:44 1999 Jeffrey A Law (law@cygnus.com)
8775 * loop.c (verify_dominator): Properly handle ADDR_VEC and
8776 ADDR_DIFF_VEC insns that appear inside loops.
8778 Thu Jun 24 22:54:05 1999 David Edelsohn <edelsohn@gnu.org>
8779 Jeff Law <law@cygnus.com>
8781 * rs6000.md (movdf_hardfloat32): Revert previous patch.
8782 Handle LO_SUM the same as offsettable in cases 1 and 2.
8783 * rs6000.c (find_addr_reg): Revert previous patch.
8785 Thu Jun 24 22:43:12 1999 Philippe De Muyter <phdm@macqel.be>
8787 * system.h (strstr): New external function declaration.
8788 * acconfig.h (NEED_DECLARATION_STRSTR): New define slot.
8789 * configure.in (GCC_NEED_DECLARATIONS): Check for strstr.
8790 * config.in, configure: Rebuilt.
8792 1999-06-24 Tom Tromey <tromey@cygnus.com>
8794 * gcc.c (main): Read user-specified specs files after computing
8795 additional startfile_prefixes.
8797 Thu Jun 24 15:00:47 1999 Mark Mitchell <mark@codesourcery.com>
8799 Revert these two patches:
8801 Thu Jun 17 21:34:24 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
8802 * loop.c (strength_reduce): When doing biv->giv conversion, update
8803 reg note of NEXT->insn.
8805 Thu Jun 17 17:22:07 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
8806 * loop.c (strength_reduce): When doing biv->giv conversion, fix up
8808 (recombine_givs): Set ix field after sorting.
8810 Wed Jun 23 21:26:00 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
8812 * rtlanal.c (reg_referenced_p): Use reg_overlap_mentioned_p
8813 for the parts of an UNSPEC / UNSPEC_VOLATILE.
8815 1999-06-23 Bruce Korb <ddsinc09@ix.netcom.com>
8817 *fixinc/inclhack.def: Add fix development commentary
8818 (read_ret_type): reactivate and add selection clause
8819 (zzz_*): tweak output file name to match what is used in hackshell.tpl
8820 *fixinc/{fixincl.x|inclhack.sh}: regen
8822 Wed Jun 23 00:48:21 1999 Jason Merrill <jason@yorick.cygnus.com>
8824 * expr.c (expand_expr): STRIP_NOPS before checking against
8825 MAX_INTEGER_COMPUTATION_MODE
8826 (check_max_integer_computation_mode): Likewise.
8828 Tue Jun 22 20:23:43 1999 Jim Wilson <wilson@cygnus.com>
8830 * md.texi (smul@var{m}3_highpart): Add missing 's' prefix.
8832 1999-06-22 Jim Wilson <wilson@cygnus.com>
8834 * expr.c (store_expr): When target is a promoted subreg, return a
8835 promoted subreg as a result.
8837 Tue Jun 22 17:14:58 1999 Michael Meissner <meissner@cygnus.com>
8839 * dwarf2out.c (dwarf2out_frame_debug_expr): Reformat to match GNU
8841 (dwarf2out_define): Mark unused parameters appropriately.
8842 (gen_unspecified_parameters_die): Ditto.
8843 (gen_subprogram_die): Fix signed/unsigned warnings.
8844 (gen_variable_die): Ditto.
8846 1999-06-22 Bruce Korb <ddsinc09@ix.netcom.com>
8848 * fixinc/inclhack.def(end_else_label): combined else_label
8849 and endif_label and fixed the sed expression.
8850 *fixinc/{fixincl.x|inclhack.sh}: regen
8852 Tue Jun 22 01:58:18 1999 Jeffrey A Law (law@cygnus.com)
8854 * rs6000.md (movdf_hardfloat32): Use %X instead of always emitting
8855 'x' when handling non-offsettable addresses
8857 Tue Jun 22 00:20:05 1999 Richard Earnshaw (rearnsha@arm.com)
8859 * final.c (shorten_branches): Don't try to split an insn that has
8862 Mon Jun 21 12:47:39 1999 Mark Mitchell <mark@codesourcery.com>
8864 * config/mips/mips.c (symbolic_expression_p): New function.
8865 (mips_select_rtx_section): Put symbolic expressions in the
8866 data section, not the read-only data section.
8868 Mon Jun 21 22:13:06 1999 Jeffrey A Law (law@cygnus.com)
8870 * rs6000.md (find_addr_reg): Handle LO_SUM addresses.
8872 Mon Jun 21 20:10:42 1999 Richard Henderson <rth@cygnus.com>
8874 * collect2.c (main): Log frame table count.
8875 (GCC_OK_SYMBOL) [ECOFF]: Accept stGlobal.
8876 (scan_prog_file) [COFF]: Handle frame tables.
8878 * alpha/alpha.h (UNALIGNED_SHORT_ASM_OP): Define.
8879 (UNALIGNED_INT_ASM_OP, UNALIGNED_DOUBLE_INT_ASM_OP): Define.
8880 * alpha/elf.h: Undef them again.
8881 * alpha/vms.h: Remove their definitions.
8883 Tue Jun 22 03:17:53 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
8885 * sh.c (machine_dependent_reorg): When fixing up fp pcloads,
8886 remove the clobber of r0 and change the REG_UNUSED note to
8889 1999-06-21 Jakub Jelinek <jj@ultra.linux.cz>
8891 * real.c (ereal_from_double): Fix for 64-bit big endian hosts.
8892 * emit-rtl.c (gen_lowpart_common): Add case for hosts where double
8893 fits in HOST_WIDE_INT and one uses union to access a long constant
8896 Mon Jun 21 17:18:25 1999 Richard Henderson <rth@cygnus.com>
8898 * sparc.c (sparc_override_options): Don't allow profiling for
8899 code models other than medlow.
8900 (sparc_function_profiler): New function from old FUNCTION_PROFILER
8901 macro. Use ASM_GENERATE_INTERNAL_LABEL and MCOUNT_FUNCTION.
8902 (sparc_function_block_profiler): Likewise. Use user_label_prefix.
8903 (sparc_block_profiler): Likewise.
8904 (sparc_function_block_profiler_exit): Likewise.
8905 * sparc.h (FUNCTION_PROFILER): Call new sparc.c function.
8906 (FUNCTION_BLOCK_PROFILER): Likewise.
8907 (BLOCK_PROFILER): Likewise.
8908 (FUNCTION_BLOCK_PROFILER_EXIT): Likewise.
8909 (MCOUNT_FUNCTION): New.
8910 * sparc/pbd.h (FUNCTION_PROFILER): Delete.
8911 (FUNCTION_BLOCK_PROFILER, BLOCK_PROFILER): Delete.
8912 * sparc/sun4o3.h (FUNCTION_PROFILER): Delete.
8913 (MCOUNT_FUNCTION): New.
8914 * sparc/sysv4.h (FUNCTION_BLOCK_PROFILER): Delete.
8915 (BLOCK_PROFILER): Delete.
8916 (MCOUNT_FUNCTION): New.
8918 Mon Jun 21 14:11:29 1999 David Edelsohn <edelsohn@gnu.org>
8920 * rs6000.md (movdf_hardfloat32): Fix typo in case 2.
8922 Mon Jun 21 12:27:17 1999 Vladimir Makarov <vmakarov@tofu.to.cygnus.com>
8924 * config/mips/elf.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
8927 * config/m68k/m68kelf.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
8930 * config/sh/sh.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
8933 * config/arm/telf.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
8936 Mon Jun 21 14:58:42 1999 Nick Clifton <nickc@cygnus.com>
8938 * config/arm/arm.h: Add cpp support for ARM920 and ARM920T cpu
8941 Mon Jun 21 06:22:21 1999 Mark Elbrecht <snowball3@bigfoot.com>
8943 * i386/djgpp.h (LIB_SPEC): New.
8944 (STARTFILE_SPEC): New.
8946 * i386/xm-djgpp.h (NO_SYS_SIGLIST): Deleted. Now obsolete.
8948 Mon Jun 21 06:19:33 1999 Philippe De Muyter <phdm@macqel.be>
8950 * fixinc/Makefile.in (gnu-regex.o): Do not define STDC_HEADERS in
8953 * system.h (WSTOPSIG): New macro.
8955 Mon Jun 21 05:33:15 1999 Mumit Khan <khan@xraylith.wisc.edu>
8957 * c-pragma.c (push_alignment): Don't ignore alignments greater than
8959 (insert_pack_attributes): Take into account member natural
8962 * i386/winnt.c (exports_head): New static variable.
8963 (i386_pe_record_exported_symbol): New function.
8964 (i386_pe_asm_file_end): Use.
8965 * i386/cygwin.h (ASM_OUTPUT_COMMON): Record the exported
8966 symbols to be emitted at end of assembly.
8967 (ASM_DECLARE_OBJECT_NAME): Likewise.
8968 (ASM_DECLARE_FUNCTION_NAME): Likewise.
8970 * i386/uwin.h (CPP_SPEC): Use -idirafter instead -iprefix and
8973 Mon Jun 21 04:44:31 1999 Jeffrey A Law (law@cygnus.com)
8975 * sparc.h (LEGITIMIZE_RELOAD_ADDRESS): Fix paren error introduced
8978 Sun Jun 20 17:27:20 1999 Richard Henderson <rth@cygnus.com>
8980 * haifa-sched.c (sched_analyze_1): Use free_list instead of
8981 zapping reg_last_uses directly.
8982 (sched_analyze_2, sched_analyze_insn): Likewise.
8983 (sched_analyze): Likewise. Don't clear reg_last_uses on calls.
8985 Sun Jun 20 16:57:29 1999 David Edelsohn <edelsohn@gnu.org>
8987 * rs6000.md (movdf_hardfloat32): Use worst case insn length
8988 attributes for cases 1 and 2.
8990 Sat Jun 19 22:52:55 1999 Richard Henderson <rth@cygnus.com>
8992 * haifa-sched.c (sched_analyze): Mark call-user regs as clobbered
8995 Sat Jun 19 05:40:07 1999 Philip Blundell <pb@nexus.co.uk>
8997 * arm.c (arm_reload_in_hi): Invert sense of test on BYTES_BIG_ENDIAN.
8999 Sat Jun 19 05:25:05 1999 Richard Earnshaw (rearnsha@arm.com)
9001 * arm.h (CONDITIONAL_REGISTER_USAGE): If flag_pic, never use
9002 PIC_OFFSET_TABLE_REGNUM for general alloaction.
9003 (INITIAL_ELIMINATION_OFFSET): Count the fact that the PIC register
9004 must be stacked if it is used for PIC accesses.
9005 * arm.c (use_return_insn): Handle PIC register specially.
9006 (output_return_instruction): Likewise.
9007 (output_func_{prologue,epilogue}): Likewise.
9008 (output_expand_prologue): Likewise.
9010 * arm.md (*adddf_esfdf_df): Renamed from *adddf_df_esfdf.
9011 (*strsi_predec): Renamed from *strqi_predec.
9012 (*loadsi_shiftpreinc): Renamed from *loadqi_shiftpreinc.
9013 (*loadsi_shiftpredec): Renamed from *loadqi_shiftpredec.
9015 * arm.c (arm_override_options): Remove warning about PIC code
9016 not being supported.
9018 Fri Jun 18 23:47:06 1999 David Edelsohn <edelsohn@gnu.org>
9020 * rs6000.c (find_addr_reg): New function.
9021 * rs6000.h (find_addr_reg): Declare.
9022 (offsettable_addr_operand): Delete.
9023 * rs6000.md (movdf_hardfloat32): Handle non-offsettable loads
9024 from and stores to GPRs.
9026 Fri Jun 18 15:44:18 1999 Richard Henderson <rth@cygnus.com>
9028 * alpha.c (alpha_expand_block_move): Use get_insns rather than
9029 gen_sequence as argument to emit_no_conflict_block.
9031 Fri Jun 18 07:02 1999 Bruce Korb <ddsinc09@ix.netcom.com>
9033 * fixinc/mkfixinc.sh: enable the fixincl program for DG/UX
9034 * fixinc/inclhack.def(dgux_int_varargs): script must end with \n
9035 *fixinc/fixincl.x: regen
9036 *fixinc/inclhack.sh: regen
9038 Thu Jun 17 15:06:10 PDT 1999 Don Lindsay <dlindsay@cygnus.com>
9040 * added support for -mpcrel (PC relative addressing for m68k)
9041 based on code done by Michael Tiemann <tiemann@axon.cygnus.com>.
9042 * invoke.texi (m68000 options): Add documentation for -mpcrel flag.
9043 * m68k.c (print_operand_address): Handle 32-bit PIC case.
9044 (comments for general_src_operand): Add some explanation
9045 about EXTRA_CONSTRAINTS.
9046 (OVERRIDE_OPTIONS): Enable -fPIC in combination with -mpcrel.
9047 * m68kelf.h (OVERRIDE_OPTIONS): Ditto.
9048 (LEGITIMATE_PIC_OPERAND_P): Fix typo.
9049 (LEGITIMATE_PIC_OPERAND_P): Re-derive from m68k.h case.
9050 * m68k.h (LEGITIMATE_PIC_OPERAND_P): Fix delete-o.
9051 (INDIRECTABLE_1_ADDRESS): Delete spurious '/' at end of macro.
9052 (OVERRIDE_OPTIONS): Change behavior so that -mpcrel implies -fpic
9054 (OVERRIDE_OPTIONS): Merge in changes from m68k.h.
9055 * m68k.h (TARGET_PCREL): New target flag.
9056 (TARGET_SWITCHES): Add "pcrel" as a recognized switch.
9057 (OVERRIDE_OPTIONS): Add checks for -mpcrel.
9058 (LEGITIMATE_PIC_OPERAND_P): Don't normally accept anything that
9059 contains a SYMBOL_REF. Relax this constraint during reload, since
9060 we want to use the predicates, not reload's built-in concept of a
9061 valid memory address, to control what insns need reloading.
9062 (EXTRA_CONSTRAINT): Define constraints to accept pc-relative
9063 operands (essentially 'g', 'm', and 's' under normal circumstances).
9064 * m68k.c (print_operand): Cause printing of pc-relative addresses
9065 to include pc register.
9066 (print_operand_address): Ditto.
9067 (general_src_operand): Accept operands that are not only
9068 general_operands, but are also valid when used as a pc-relative
9070 (nonimmediate_src_operand): Similar, for nonimmediate_operands.
9071 (memory_src_operand): Similar, for memory_operands.
9072 (pcrel_address): New predicate to accept the special case of a
9073 pc-relative address.
9074 * m68k.md (many patterns): Rewrite common SImode, HImode, and
9075 QImode insns to accept *_src_operand instead of *_operand where
9076 pc-relative operands can fit. For example, a pc-relative operand
9077 can be used as a memory source operand for addsi3, but not as a
9079 * hp320.h linux.h m68kv4.h (LEGITIMATE_PIC_OPERAND_P) as in m68k.h.
9081 Fri Jun 18 09:11:07 1999 Nick Clifton <nickc@cygnus.com>
9083 * config/arm/telf.h (ASM_OUTPUT_DEF_FROM_DECLS): New Marco: USe
9084 .thumb_set pseudo op to mark aliases of thumb functions.
9086 Wed Jun 16 18:19:13 1999 Nick Clifton <nickc@cygnus.com>
9088 * varasm.c (assemble_alias): Use ASM_OUTPUT_DEF_FROM_DECLS in
9089 preference to ASM_OUTPUT_DEF, if it is defined.
9091 * tm.texi: Document new, optional target macro
9092 ASM_OUTPUT_DEF_FROM_DECLS.
9094 Thu Jun 17 15:07 1999 Bruce Korb <ddsinc09@ix.netcom.com>
9096 * fixincludes: ISCNTL patch
9097 * fixinc/inclhack.def (ioctl_fix_ctrl): Fix the definition of [_]*ISCTRL().
9098 (dgux_int_varargs): new for DG/UX
9099 * fixinc/{fixincl.x,inclhack.sh}: Regenerated.
9101 Thu Jun 17 21:34:24 1999 Jeff Law <law@cygnus.com>
9103 * invoke.texi (ia32 options): Fix typo.
9105 Thu Jun 17 21:34:24 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
9107 * loop.c (strength_reduce): When doing biv->giv conversion, update
9108 reg note of NEXT->insn.
9110 Thu Jun 17 14:25:08 1999 Jeffrey A Law (law@cygnus.com)
9112 * loop.c (move_movables): Note issues with replacing REGs with
9114 * mips.h (GO_IF_LEGITIMATE_ADDRESS): Handle SUBREGs properly.
9116 Thu Jun 17 13:28:30 1999 David O'Brien <obrien@FreeBSD.org>
9118 * i386/freebsd-elf.h (LINK_SPEC): Fix typo.
9120 * i386/freebsd-elf.h (FUNCTION_PROFILER): labels are not needed and
9121 the reference to `mcount' was not correct for the ELF on FreeBSD.
9123 Thu Jun 17 17:22:07 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
9125 * loop.c (strength_reduce): When doing biv->giv conversion, fix up
9128 (recombine_givs): Set ix field after sorting.
9130 Thu Jun 17 02:54:30 1999 Jeffrey A Law (law@cygnus.com)
9132 * emit-rtl.c (operand_subword): Tighten checks for when it is safe
9133 to safe to extract a subword out of a REG.
9135 Thu Jun 17 01:45:24 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
9137 * sh.md (mulsi3): Don't add a no-op move at the end.
9139 Wed Jun 16 20:29:00 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
9141 * cse.c (cse_insn): Don't put hard register source into tables for
9142 the last insn of a libcall.
9144 Wed Jun 16 19:44:33 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
9146 * loop.c (strength_reduce): Insert sets of derived givs at every
9147 biv increment, even if it's the only one.
9149 Wed Jun 16 10:33:02 1999 Jason Merrill <jason@yorick.cygnus.com>
9151 * dwarfout.c (add_incomplete_type): New fn.
9152 (output_type): Call it.
9153 (retry_incomplete_types): New fn.
9154 (dwarfout_finish): Call it.
9156 From Eric Raskin <ehr@listworks.com>:
9157 (output_type): Output types for bases.
9159 Tue Jun 15 12:51:23 1999 Alexandre Oliva <oliva@dcc.unicamp.br>
9161 * mips.c (mips_output_conditional_branch): Add `break'
9162 between `default' label and `close braces'.
9164 Tue Jun 15 01:55:20 1999 David O'Brien <obrien@FreeBSD.org>
9166 * i386/freebsd-elf.h (LINK_SPEC): clean up the linking library
9167 specifications and make it realistic.
9168 (LIB_SPEC): Likewise.
9170 Mon Jun 14 15:38:43 1999 Jim Wilson <wilson@cygnus.com>
9172 * config/mips/mips.c (mips_secondary_reload_class): Check for
9173 (PLUS (SP) (REG)) and return appropriate register class.
9174 * config/mips/mips.md (reload_insi): Delete predicate for operand 1.
9175 Handle (PLUS (SP) (REG)).
9176 (tablejump): In mips16 code, use emit_insn instead of emit_jump_insn.
9177 (tablejump_mips161, tablejump_mips162): Use emit_jump_insn instead
9178 of emit_insn for tablejump.
9180 Mon Jun 14 17:26:40 1999 David Edelsohn <edelsohn@gnu.org>
9182 * rs6000.c (output_prolog): RS6000_CALL_GLUE must be
9183 asm_fprintf format string by itself.
9184 (output_function_profiler): Likewise.
9186 Mon Jun 14 12:57:38 1999 David Mosberger <davidm@hpl.hp.com>
9188 * combine.c (simplify_logical, case AND): Only call
9189 simplify_and_const_int if the mode is no wider than HOST_WIDE_INT
9190 or the constant is positive.
9192 Mon Jun 14 11:43:41 1999 Nick Clifton <nickc@cygnus.com>
9194 * configure.in: Fix typo in rs6000-ibm-aix4 case.
9195 * configure: Regenerate.
9197 Mon Jun 14 03:55:40 1999 Jeffrey A Law (law@cygnus.com)
9199 * configure.in (rs6000-ibm-aix4.3*, powerpc-ibm-aix4.3*): Do not
9200 require a sub-version #.
9201 * configure: Rebuilt.
9203 1999-06-14 Robert Lipe (robertlipe@usa.net)
9205 * svr4.h (DWARF2_DEBUGGING_INFO): Check for redefinition.
9207 Mon Jun 14 10:30:52 BST 1999 Nathan Sidwell <nathan@acm.org>
9209 * c-typeck.c (process_init_element): Detect excess elements in
9210 char array initializer.
9212 1999-06-14 Andreas Jaeger <aj@arthur.rhein-neckar.de>
9214 * gcc.texi: Mention gcc 2.96 instead of egcs 1.00.
9216 Sat Jun 12 22:29:48 EDT 1999 Jerry Quinn <jquinn@nortelnetworks.com>
9218 * invoke.texi (Option Summary): Add -fpermissive flag.
9220 Sat Jun 12 03:40:42 1999 Jeffrey A Law (law@cygnus.com)
9222 * sparc.h (LEGITIMIZE_RELOAD_ADDRESS): Do nothing with operands
9223 that require PIC code sequences.
9225 Wed Jun 9 16:29:01 1999 Nick Clifton <nickc@cygnus.com>
9227 * configure.in: Add new target: thumb-elf.
9228 * configure: Regenerate.
9229 * config/arm/t-thumb-elf: New file: Makefile fragment for
9231 * config/arm/telf.h: New file: Header file for thumb-elf
9234 Fri Jun 11 03:17:51 1999 Jeffrey A Law (law@cygnus.com)
9236 * Makefile.in (libgcc2): Pass MAYBE_USE_COLLECT2 as an argument.
9237 * libgcc2.c (__CTOR_LIST, __DTOR_LIST); Do not provide
9238 initializers is some circumstances.
9240 * fixinc/inclhack.def (endif_label): Add additional selector for
9241 more bogus stuff after #endif statements.
9242 * fixinc/inclhack.sh, fixinc/fixincl.x: Rebuilt.
9244 Thu Jun 10 20:44:36 1999 Mumit Khan <khan@xraylith.wisc.edu>
9246 * i386/cygwin.h (SET_ASM_OP): Define.
9248 Thu Jun 10 20:37:57 1999 Mumit Khan <khan@xraylith.wisc.edu>
9250 * reg-stack.c (stack_reg_life_analysis): Find all the RETURN insns.
9252 Thu Jun 10 19:23:00 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
9254 * sh.h (TARGET_HARWARD, TARGET_HARVARD): Changed the former to the
9257 * sh.md (ic_invalidate_line_i): Remove second alternative.
9259 Thu Jun 10 06:55 1999 Bruce Korb <ddsinc09@ix.netcom.com>
9261 *fixinc/inclhack.def(sun_auth_proto): We do not know how to
9262 test for the presence of valid prototypes. Delete bypass expr.
9263 (ioctl_fix_ctrl): Correct the selection expression.
9264 (no_double_slash): Correct quoting rules
9265 *fixinc/fixincl.x: regen
9266 *fixinc/inclhack.sh: regen
9268 Thu Jun 10 15:08:15 1999 Nick Clifton <nickc@cygnus.com>
9270 * config/arm/arm.c (struct all_cores): Add ARM920 and ARM920t.
9272 Wed Jun 9 15:57:57 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
9274 * rs6000.md (movsi_got_internal_mem): Delete.
9275 * rs6000.h (CONDITIONAL_REGISTER_USAGE): Mark PIC_OFFSET_TABLE_REGNUM.
9276 (GOT_TOC_REGNUM): Delete.
9277 (PIC_OFFSET_TABLE_REGNUM): Define.
9278 (FINALIZE_PIC): Disable.
9279 * rs6000.c (rs6000_got_register): New code for fixed pic register.
9280 (rs6000_replace_regno): Delete.
9281 (rs6000_finalize_pic): Likewise.
9282 (output_prolog): Handle PIC_OFFSET_TABLE_REGNUM.
9284 Wed Jun 9 19:44:26 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
9286 * loop.c (loop_insn_first_p): Don't compare LUIDs when P
9287 is a note; use <= for the compare; advance P while it is
9290 Wed Jun 9 13:12:24 1999 Jeffrey A Law (law@cygnus.com)
9292 * fixinc/inclhack.def (no_double_slash): Fix quoting for test.
9293 * fixinc/inclhack.sh, fixinc/fixincl.x, fixinc/fixincl.sh; Rebuilt.
9295 * varasm.c (remove_from_pending_weak_list): Verify t->name
9296 is non-NULL before passing it to strcmp.
9298 Wed Jun 9 06:50 1999 Bruce Korb <ddsinc09@ix.netcom.com>
9300 *fixinc/inclhack.def(sun_auth_proto): bypass the patch if
9301 the typed arguments are not part of a comment
9302 (ioctl_fix_ctrl): Added a purpose comment
9303 *fixinc/fixincl.x: regenerate
9304 *fixinc/inclhack.sh: regenerate
9306 Wed Jun 9 22:57:02 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
9308 * invoke.texi: Add C4x invocation docs.
9310 Wed Jun 9 22:34:38 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
9312 * config/c4x/c4x.h (TARGET_EXPOSE_LDP, LEGITIMIZE_RELOAD_ADDRESS):
9314 * config/c4x/c4x.c (c4x_emit_move_sequence, src_operand): Use
9316 (c4x_legitimize_reload_address): New function.
9317 * config/c4x/c4x.md: Update docs.
9319 Wed Jun 9 04:14:48 1999 Jeffrey A Law (law@cygnus.com)
9321 * fixincludes: Avoid removing '.'.
9322 * fixinc/fixinc.svr4: Likewise.
9323 * fixinc/fixinc.winnt: Likewise.
9324 * fixinc/inclhack.tpl: Likewise.
9325 * fixinc/fixincl.sh, fixinc/inclhack.sh: Rebuilt.
9327 1999-06-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9329 * fixinc/inclhack.def (sun_catmacro): Escape parens in the select
9331 * fixinc/fixincl.x, fixinc/inclhack.sh: Rebuilt.
9333 Wed Jun 9 03:10:34 1999 Mumit Khan <khan@xraylith.wisc.edu>
9335 * c-pragma.c (handle_pragma_token): Handle `#pragma pack()'
9338 Tue Jun 8 13:06:15 1999 Jim Wilson <wilson@cygnus.com>
9340 * configure.in (rs6000-ibm-aix4.[12]*): Change rx6000 to rs6000.
9341 * configure: Regenerate.
9343 Tue Jun 8 05:47:48 1999 Richard Earnshaw (rearnsha@arm.com)
9345 * optabs.c (expand_cmplxdiv_wide): Use expand_abs to get the absolute
9348 Mon Jun 7 22:30:37 1999 Jeffrey A Law (law@cygnus.com)
9350 * fixinc/inclhack.def (avoid_bool): Also catch
9351 "typedef [unsigned] int bool".
9352 * fixinc/inclhack.sh, fixinc/fixincl.x, fixinc/fixincl.sh: Rebuilt.
9354 * m68k/x-hp3bsd44: Delete obsolete and incorrect file.
9355 * configure.in (m68k-hp-bsd4.4): No longer use x-hp3bsd44.
9356 * configure: Rebuilt.
9358 Mon Jun 7 22:05:03 1999 Mark Kettenis <kettenis@gnu.org>
9360 * config/i386/gnu.h: Include <gnu.h> right after <i386/linux.h>,
9361 such that we can override its definitions if necessary.
9362 (CPP_SPEC): New define. Support processor specific predefines via
9364 (CC1_SPEC): New define. Support processor specific compiler
9365 options via %(cc1_cpu).
9366 (STARTFILE_SPEC): New define. Use crt0.o instead of crt1.o for
9369 1999-06-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9371 * fixinc/inclhack.def (math_gcc_ifndefs): Insert whitespace
9372 between sed's -e flag, and the open-quote following it.
9373 * fixinc/fixincl.x, fixinc/fixincl.sh: Rebuilt.
9375 Mon Jun 7 20:34:20 1999 Robert Lipe <robertlipe@usa.net>
9376 Jeffrey A Law (law@cygnus.com)
9378 * varasm.c (assemble_start_function): Remove the function
9379 from the pending weak decls list when we define a function.
9380 (assemble_variable): Similarly for variables.
9381 (weak_finish): Ignore items on the list with a NULL name.
9382 (remove_from_ending_weak_list); New function to "remove" an item
9383 from the pending weak declarations list.
9385 Mon Jun 7 19:27:07 1999 Jerry Quinn <jquinn@nortelnetworks.com>
9387 * pa.md (fmpyfadd, fmpynfadd, fnegabs): New patterns.
9389 Mon Jun 7 14:07:39 1999 Dave Brolley <brolley@cygnus.com>
9391 * c-lex.c (GETC): Redefine to call getch.
9392 (UNGETC): Redefine to call put_back.
9393 (putback_buffer): New structure type.
9394 (putback): New static structure.
9395 (getch): New function.
9396 (put_back): New function.
9397 (yylex): Replace unused bytes from bad multibyte character.
9399 Mon Jun 7 13:33:39 1999 Dave Brolley <brolley@cygnus.com>
9401 * cpplib.c (do_define): Cast `alloca' return value.
9402 (do_include, do_undef, do_pragma): Likewise.
9403 * cpphash.c (dump_definition): Cast `xstrdup' and `alloca' return
9405 * cppfiles.c (initialize_input_buffer): Cast `xmalloc' return values.
9406 * gcc/cppspec.c (lang_specific_driver): Cast xmalloc return value.
9408 Sun Jun 6 11:58:34 1999 Jakub Jelinek <jj@ultra.linux.cz>
9410 * sparc.md (abstf2): This should be an expand.
9411 (split after abstf2_notv9): Fix mode.
9412 (abstf2_hq_v9): New pattern.
9413 (abstf2_v9): Only use when no hard quad.
9414 (absdf2_v9): Fix if target is not the same as source.
9415 (ashrsi3_extend, ashrsi3_extend2, lshrsi3_extend, lshrsi3_extend2):
9416 Add correct output constraints.
9418 Sat Jun 5 17:04:16 1999 Craig Burley <craig@jcb-sc.com>
9420 From Dave Love to egcs-patches on 20 May 1999 17:38:38 +0100:
9421 * invoke.texi: Clarify text vis-a-vis Intel CPUs.
9423 Sat Jun 5 12:11:24 1999 Mark Mitchell <mark@codesourcery.com>
9425 * mips.h (mips_output_conditional_branch): New function.
9426 (mips_adjust_insn_length): Likewise.
9427 (ASSEMBLER_SCRATCH_REGNUM): New macro.
9428 (ADJUST_INSN_LENGTH): Likewise.
9429 * mips.c (print_operand): Add `F' and `W' for floating-point
9431 (machine_dependent_reorg): Adjust MIPS16 code; instruction-lengths
9433 (mips_adjust_insn_length): New function.
9434 (mips_output_conditional_branch): New function.
9435 * mips.md (length): Adjust attribute definition to handle
9436 conditional branches. Change lengths to bytes, rather than
9437 instructions throughout. Remove length attribute from
9438 instructions whose length is four bytes, and rely on the default
9440 (dslot): Fix typo in comment.
9441 Reword conditional branch patterns to use
9442 mips_output_conditional_branch.
9444 Fri Jun 4 13:30:27 1999 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
9446 * alpha/osf.h (CPP_SUBTARGET_SPEC): Handle -threads.
9447 (LIB_SPEC): Likewise.
9448 Link with -lprof1_r for -g/-pg.
9450 1999-06-04 Andreas Schwab <schwab@issan.cs.uni-dortmund.de>
9452 * loop.c (check_dbra_loop): Fix change of Jan 19.
9454 Fri Jun 4 00:12:40 1999 Marc Espie <espie@cvs.openbsd.org>
9456 * freebsd-elf.h (SWITCH_TAKES_ARG): Redefine, not define.
9457 (STARTFILE_SPEC): Define, override the svr4.h version.
9458 (ENDFILE_SPEC): Likewise.
9460 Thu Jun 3 23:58:55 1999 Jeffrey A Law (law@cygnus.com)
9462 * fixinc/inclhack.def (limits_ifndefs): Also apply to sys/limits.h
9463 * fixinc/fixincl.x: Regenerated.
9464 * fixinc/inclhack.sh: Regenerated.
9466 Fri Jun 4 05:42:23 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
9468 * sh.c (barrier_align): Don't return early for normal branch/barrier
9469 when optimizing for SH2.
9471 Thu Jun 3 22:27:50 1999 Robert Lipe <robertlipe@usa.net>
9473 * i386/udk.h (LINK_SPEC): Correct linker search path for
9476 Fri Jun 4 03:20:40 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
9478 * sh.c (fixup_addr_diff_vecs): Emit braf reference label.
9479 (braf_label_ref_operand): Delete.
9480 * sh.h (PREDICATE_CODES): Remove braf_label_ref_operand.
9481 * sh.md (casesi_jump_2): Operand1 is now the inside of a
9482 label_ref, and has no predicate.
9483 The patten has a predicate to guard against invalid substitutions.
9484 (dummy_jump): Delete.
9485 (casesi): Update use of casesi_jump_2.
9487 Thu Jun 3 07:48 1999 Bruce Korb <ddsinc09@ix.netcom.com>
9489 *fixinc/inclhack.def(Io_Def_Quotes): corrected sed expression
9490 *fixinc/fixincl.x: regenerate
9491 *fixinc/inclhack.sh: regenerate
9493 Thu Jun 3 02:15:07 1999 Jason Merrill <jason@yorick.cygnus.com>
9495 * dwarf2out.c (add_incomplete_type): New fn.
9496 (gen_struct_or_union_type_die): Call it.
9497 (retry_incomplete_types): New fn.
9498 (dwarf2out_finish): Call it.
9500 Thu Jun 3 01:19:03 1999 Jeffrey A Law (law@cygnus.com)
9502 * gcse.c (insert_insn_end_bb): Correct placement of insns when the
9503 current block starts with a CODE_LABEL and ends with a CALL and
9504 we can not find all the argument setup instructions for the CALL.
9506 Wed Jun 2 15:44:15 1999 Mark Mitchell <mark@codesourcery.com>
9509 * fold-const.c (fold): STRIP_NOPS when deciding whether or not
9510 something is a candidate for optimize_bit_field_compare.
9512 Wed Jun 2 21:53:05 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
9514 * sh.h (CONST_OK_FOR_I, CONST_OK_FOR_L): Cast VALUE to HOST_WIDE_INT.
9516 Wed Jun 2 12:25:55 1999 Richard Henderson <rth@cygnus.com>
9518 * alpha.c (override_options): Thinko in last patch.
9520 * alpha/osf.h (CPP_SUBTARGET_SPEC): Define.
9521 (LIB_SPEC): Recognize -pthread.
9523 Wed Jun 2 08:42:55 1999 Nick Clifton <nickc@cygnus.com>
9525 * config/arm/tcoff.h (USER_LABEL_PREFIX): Synchronise with
9526 definition in config/arm/coff.h
9527 * config/arm/coff.h: Add comment about USER_LABEL_PREFIX.
9529 Wed Jun 2 07:07 1999 Bruce Korb <ddsinc09@ix.netcom.com>
9531 * fixinc/fixincl.c(global def): Add FD_SHELL_SCRIPT to mark
9532 fixes that need "file=xxx\n" prepended before invocation
9533 (start_fixer - new): starting the fixer process is complex enough
9534 to warrent its own routine. It prepends the "file=xxx\n" stuff.
9535 (process): uses the new routine; omit usage of putenv()
9536 * fixinc/fixincl.tpl: mark shell scripts with FD_SHELL_SCRIPT
9537 * fixinc/fixincl.x: regenerate
9539 Wed Jun 2 02:29:07 1999 Jeffrey A Law (law@cygnus.com)
9541 * README, configure.in, gcc.1, gcc.texi: Update name (egcs -> gcc)
9542 and version #s (1.1 -> 2.96) as needed.
9543 * README.g77: Kill way out of date file in the toplevel directory.
9545 Wed Jun 2 00:52:34 1999 David O'Brien <obrien@FreeBSD.org>
9547 * configure.in (i[34567]86-*-freebsdelf): Don't include linux.h,
9548 i386/freebsd-elf.h no longer requires it. Instead include svr4.h.
9549 * configure: Rebuilt.
9550 * i386/freebsd-elf.h (DEFAULT_VTABLE_THUNKS): Define.
9551 (ASM_COMMENT_START, ASM_APP_ON, ASM_APP_OFF, SET_ASM_OP): Likewise.
9552 (PREFERRED_DEBUGGING_TYPE, WCHAR_UNSIGNED): Likewise.
9553 (SWITCH_TAKES_ARG): Likewise.
9554 * i386/freebsd.h: Remove FREEBSD_NATIVE support.
9555 * config/t-freebsd: Moved from config/i386/ so it can used for all
9558 Mon May 31 02:22:55 1999 Philippe De Muyter <phdm@macqel.be>
9560 * m68k/x-mot3300 (XCFLAGS): Fixed to match stb.o, not f/stb.o.
9562 Wed Jun 2 00:08:34 1999 Robert Lipe <robertlipe@usa.net>
9564 * configure.in (i[34567]86-*-udk*): Install headers with cpio.
9565 * configure: Rebuilt.
9567 Tue Jun 1 19:06:22 1999 David Edelsohn <edelsohn@gnu.org>
9569 * rs6000/aix41.h (RS6000_CALL_GLUE): Define.
9570 * rs6000/aix43.h (RS6000_CALL_GLUE): Likewise.
9571 * rs6000/rs6000.c (rs6000_file_start): Use putc.
9572 (rs6000_output_load_toc_table): Same.
9573 (output_prolog, output_mi_thunk): Same.
9574 * rs6000/rs6000.h (SELECT_SECTION): Formatting.
9575 (ASM_GLOBALIZE_LABEL): Use putc.
9577 Mon May 31 15:23:23 1999 Richard Henderson <rth@cygnus.com>
9579 * alpha.md (reload_*_help): New patterns and splitters.
9580 (reload_*): Use them.
9581 (mov[qh]i): Likewise.
9583 Mon May 31 11:48:07 1999 Mark Mitchell <mark@codesourcery.com>
9585 * cccp.c (handle_directive): Handle backslash-newlines in quoted
9588 Mon May 31 09:36:11 1999 Cort Dougan <cort@cs.nmt.edu>
9590 * rs6000/linux.h (LINK_SPEC): Use emulation elf32ppclinux.
9592 Mon May 31 11:40:20 EDT 1999 John Wehle (john@feith.com)
9594 * flow.c (mark_regs_live_at_end, insn_dead_p,
9595 mark_set_1, mark_used_regs): Only give FRAME_POINTER_REGNUM
9596 and HARD_FRAME_POINTER_REGNUM special treatment if reload
9597 hasn't run or the frame pointer is needed.
9598 * haifa-sched.c (attach_deaths): Likewise.
9599 * sched.c (attach_deaths): Likewise.
9601 Mon May 31 00:46:17 1999 Jeffrey A Law (law@cygnus.com)
9603 * jump.c (jump_optimize_1): Only set CAN_REACH_END if
9604 calculate_can_reach_end returns nonzero.
9606 * configure.in (native gas tests): Search for an assembler in the
9607 same manner that the installed compiler will.
9608 * configure: Rebuilt.
9609 * tm.texi (MD_EXEC_PREFIX): Note need to update configure.in too.
9611 * alias.c (find_base_term): Improve handling of addresses
9612 constructed from binary operations.
9614 Sun May 30 14:29:17 1999 Eric Raskin (ehr@listworks.com)
9616 * dgux.h (STARTFILE_SPEC): Fix incorrectly matched curly-braces.
9618 Sun May 30 14:19:13 1999 Jeffrey A Law (law@cygnus.com)
9620 * function.h (cleanup_label, frame_offset): Declare.
9621 (tail_recursion_label, tail_recursion_reentry): Likewise.
9622 (arg_pointer_save_area, rtl_expr_chain): Likewise.
9623 * stmt.c (cleanup_label, frame_offset): Delete extern declarations.
9624 (tail_recursion_label, tail_recursion_reentry): Likewise.
9625 (arg_pointer_save_area, rtl_expr_chain): Likewise.
9627 Sat May 29 19:08:10 1999 Philip Blundell <philb@gnu.org>
9629 * config/arm/aout.h (ASM_OUTPUT_ALIGN): Only define if not already
9631 * config/arm/elf.h (ASM_OUTPUT_ALIGN): Define.
9632 (MAX_OFILE_ALIGNMENT): Define.
9634 Fri May 28 21:40 1999 Robert Lipe <robertlipe@usa.net>
9636 * fixincl.c: Replace local include scheme with #includes of
9637 gansidecl.h and system.h.
9638 * procopen.c: Likewise.
9639 * server.c: Likewise.
9641 Fri May 28 03:47:03 1999 Eric Raskin (ehr@listworks.com)
9643 * i386/t-dgux (EXTRA_PARTS): Add crti.o
9644 (crti.o): Add build rule and dependencies.
9645 * fixinc/fixinc.dgux: Use modified _int_varargs.h
9647 Fri May 28 03:41:02 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
9649 * rs6000/sysv4.h (CC1_SPEC): Add support for -profile
9650 (LIB_LINUX_SPEC): Likewise.
9651 (LIB_LINUX_SPEC): Add support for -pthread
9652 (CPP_OS_LINUX_SPEC): Likewise.
9653 (CPP_SYSV_SPEC): Avoid redefinitions if both -fpic and -fPIC are
9656 Thu May 27 13:04:52 1999 H.J. Lu (hjl@gnu.org)
9658 * i386.c (output_fp_cc0_set): Don't check the JUMP_INSN code for
9660 (notice_update_cc, output_float_compare): Enable TARGET_CMOVE support.
9661 (output_float_compare, output_fp_cc0_set): Fix the FLOAT comparison
9662 for IEEE math and CC_FCOMI.
9663 (put_jump_code): No IEEE if CC_FCOMI is set.
9665 1999-05-27 Andreas Schwab <schwab@issan.cs.uni-dortmund.de>
9667 * fold-const.c (fold_truthop): Make the field reference unsigned
9668 when converting a single bit compare.
9670 Thu May 27 02:40:48 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
9672 * loop.c (strength_reduce): Don't do biv->giv conversion on constants.
9674 Thu May 27 02:09:27 1999 Jeffrey A Law (law@cygnus.com)
9676 * varasm.c (STRIP_NAME_ENCODING): Remove default definition.
9677 * output.h (STRIP_NAME_ENCODING): Strip '*' like the old varasm
9680 * reload.c (push_reload): Do not call remove_address_replacements
9681 when presented with identical optional reloads.
9683 Wed May 26 14:18:05 1999 Richard Henderson <rth@cygnus.com>
9685 * alpha.h (MASK_FIX, TARGET_FIX): New.
9686 (MASK_*): Reorganize constants.
9687 (CPP_AM_FIX_SPEC): New.
9688 (TARGET_SWITCHES): Add FIX.
9689 (EXTRA_SPECS): Likewise.
9690 (CPP_CPU_EV6_SPEC): Use FIX, not CIX.
9691 (SECONDARY_MEMORY_NEEDED): Likewise.
9692 (REGISTER_MOVE_COST): Likewise.
9693 * alpha.c (override_options): Add FIX support. Always use
9694 ALPHA_TP_PROG for ev6.
9695 * alpha.md (sqrt and mov[sd]i patterns): Use FIX, not CIX.
9696 * alpha/elf.h (ASM_FILE_START): Look at FIX too.
9697 * configure.in (target_cpu_default2) [ev6]: Use FIX, not CIX.
9699 Wed May 26 09:53:05 1999 Mark Mitchell <mark@codesourcery.com>
9701 * fold-const.c (fold): STRIP_NOPS when deciding whether or not
9702 something is a candidate for optimize_bit_field_compare.
9704 Wed May 26 09:40:02 1999 Mark Mitchell <mark@codesourcery.com>
9706 * gcc.texi (Passes): Document branch-shortening.
9707 * invoke.texi (Debugging Options): Document the fact that `-dp'
9708 outputs length information for instructions.
9710 Wed May 26 08:49:31 1999 Nick Clifton <nickc@cygnus.com>
9712 * flow.c: Revert previous delta.
9714 Wed May 26 06:05:10 1999 Nick Clifton <nickc@cygnus.com>
9716 * flow.c (insn_dead_p): Check against frame_pointer_rtx not
9717 FRAME_POINTER_REGNUM.
9718 (mark_set_1): Ditto.
9719 (mark_used_regs): Ditto.
9721 Wed May 26 02:19:31 1999 Philip Blundell <pb@nexus.co.uk>
9723 * arm.h (NEED_PLT_GOT): Fix mistake in last change.
9724 (GOT_PCREL): New macro. Define to 1 if not already defined.
9725 * arm/elf.h (GOT_PCREL): Define to 0.
9726 * arm.c (arm_finalize_pic): Take into account the setting of
9729 Tue May 25 14:06:06 1999 Jeffrey A Law (law@cygnus.com)
9731 * output.h (STRIP_NAME_ENCODING): Provide default definition.
9732 * dwarf2out.c (ASM_NAME_TO_STRING): Use STRIP_NAME_ENCODING.
9734 * flow.c (mark_set_1): Do not record BLKmode stores as dead
9735 store elimination candidates.
9737 Tue May 25 08:55:57 1999 Gavin Romig-Koch <gavin@cygnus.com>
9739 * config/mips/mips.h (ASM_OUTPUT_DOUBLE_INT) : Use 'dword' if
9742 Mon May 24 20:30:08 1999 Jim Wilson <wilson@cygnus.com>
9744 * configure.in (rs6000-ibm-aix4.[12]*): Delete use of aix41-gld.h.
9745 Add use of x-aix41-gld.
9747 Mon May 24 16:44:09 1999 Jakub Jelinek <jj@ultra.linux.cz>
9749 * sparc/linux64.h (ASM_OUTPUT_CONSTRUCTOR): Define.
9750 (ASM_OUTPUT_DESTRUCTOR): Define.
9752 Mon May 24 14:35:24 1999 Jeffrey A Law (law@cygnus.com)
9754 * loop.c (strength_reduce): Do not clear NOT_EVERY_ITERATION at the
9755 last CODE_LABEL in a loop if we have previously passed a jump
9756 to the top of the loop.
9758 Mon May 24 07:56:29 1999 Nick Clifton <nickc@cygnus.com>
9760 * config/arm/arm.h (OUTPUT_INT_ADDR_CONST): Fix blunder made when
9761 applying Philip's patch.
9763 Mon May 24 01:02:12 1999 Mark Mitchell <mark@codesourcery.com>
9765 * stmt.c (expand_end_bindings): Ignore any elements of VARS that
9768 Sun May 23 20:31:16 1999 Jeffrey A Law (law@cygnus.com)
9770 * loop.c (strength_reduce): Grow reg_single_usage as needed.
9772 Sun May 23 10:13:20 1999 David O'Brien <obrien@FreeBSD.org>
9774 * i386/freebsd-elf.h (LINK_SPEC): Change -static to -Bstatic.
9775 Also remove a useless comment.
9777 Sun May 23 10:05:23 1999 Jerry Quinn <jquinn@nortelnetworks.com>
9779 * pa.md (negdf2,negsf2): Use fneg instead of fsub on pa 2.0.
9781 Sat May 22 21:02:06 1999 David Edelsohn <edelsohn@gnu.org>
9783 * collect2.c (main): Only generate import or export file and add
9784 to link arguments if non-empty. Use xmalloc not alloca.
9785 (write_{export,import}_file): Delete.
9786 (write_aix_file): New function.
9787 (locatelib): Use xmalloc not malloc.
9788 (GCC_OK_SYMBOL): Do not check type if aix64.
9790 Sat May 22 09:35:51 1999 Philip Blundell <pb@nexus.co.uk>
9792 Based on patch by Scott Bambrough and Pat Beirne:
9793 * config/arm/arm.c (making_const_table): New variable.
9794 * config/arm/arm.h (making_const_table): Declare.
9795 (OUTPUT_INT_ADDR_CONST): Mark symbols as position independent if
9797 * config/arm/arm.md (consttable_4, consttable_8, consttable_end):
9798 Keep track of when we are building the constant table.
9800 Sat May 22 09:34:22 1999 Philip Blundell <pb@nexus.co.uk>
9802 * config/arm/arm.c (arm_override_options): Fix erroneous warning
9805 Sat May 22 09:06:33 1999 Nick Clifton <nickc@cygnus.com>
9807 * config/arm/arm.h (NEED_PLT_GOT): Only define if not already
9810 Sat May 22 07:17:05 1999 Nick Clifton <nickc@cygnus.com>
9812 * tm.texi (FUNCTION_ARG): Correct description of a stack element
9815 Sat May 22 01:27:49 1999 Mark Mitchell <mark@codesourcery.com>
9817 * expr.h (lang_expand_constant): Guard with #ifdef TREE_CODE.
9819 Fri May 21 21:19:02 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
9821 * rs6000.c (output_mi_thunk): Enable full support again.
9823 Fri May 21 20:09:52 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
9825 * sh.h (BRANCH_COST): Define.
9827 Thu May 20 10:00:42 1999 Stephen L Moshier <moshier@world.std.com>
9829 * Makefile.in (GCC_FOR_TARGET): Add -I$(build_tooldir)/include.
9831 Thu May 20 09:58:57 1999 Jan Hubicka <hubicka@freesoft.cz>
9833 * function.c (assign_stack_local): Align stack slot propertly.
9834 (assign_outer_stack_local): Likewise.
9836 Thu May 20 10:38:43 1999 Mark Mitchell <mark@codesourcery.com>
9838 * expr.h (lang_expand_constant): Declare.
9839 * toplev.c (lang_expand_constant): Define it.
9840 * varasm.c (output_constant): Use it.
9842 Thu May 20 11:28:53 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9844 * optabs.c (expand_cmplxdiv_straight, expand_cmplxdiv_wide):
9845 Change function definitions to K&R style.
9847 Thu May 20 08:16:39 1999 Bruce Korb <ddsinc09@ix.netcom.com>
9849 * fixinc/fixincl.c: We must not ignore SIGCLD now.
9851 Thu May 20 07:06:39 1999 Alexandre Oliva <aoliva@acm.org>
9853 * fixinc/Makefile.in(gnu-regex.o): add $(INCLUDES) to compile options
9854 * fixinc/fixincl.c(wait_for_pid): K&R-ify arguments
9855 (several places): omit static initialization
9856 (process): use single fd, since only the read fd is used
9857 * fixinc/gnu-regex.c: define 'const' away, if not supported
9858 * fixinc/procopen.c(several places): omit static initialization
9859 * fixinc/server.c: define 'volitile' away, if not supported
9861 1999-05-20 Andreas Schwab <schwab@issan.cs.uni-dortmund.de>
9863 * config/dbxcoff.h (DBX_OUTPUT_MAIN_SOURCE_FILE_END): Use
9864 asm_fprintf and %L to generate the label name.
9865 * config/dbxelf.h (DBX_OUTPUT_MAIN_SOURCE_FILE_END): Likewise.
9866 (ASM_OUTPUT_SOURCE_LINE): Correct generation of internal labels.
9868 Thu May 20 01:40:55 1999 Jeffrey A Law (law@cygnus.com)
9870 * jump.c (can_reverse_comparison_p): Do not abort if the comparison
9871 insn for a conditional jump can not be found.
9873 Wed May 19 23:58:58 1999 Jeffrey A Law (law@cygnus.com)
9875 * mips.h (ENCODE_SECTION_INFO): Do not perform GP optimizations
9876 on variables in specific sections other than .sbss and .sdata.
9878 Wed May 19 03:56:56 1999 Mark Mitchell <mark@codesourcery.com>
9880 * stmt.c (expand_return): Call start_cleanup_deferral and
9881 end_cleanup_deferral around conditional code.
9883 Wed May 19 08:40:08 1999 Bruce Korb <ddsinc09@ix.netcom.com>
9885 * fixinc/fixincl.tpl: Avoid depending on ANSI C features for
9886 filename lists. Utilizes new "krstr" AutoGen function.
9887 * fixinc/fixincl.x: Rebuilt.
9889 Wed May 19 02:47:11 1999 Jan Hubicka (hubicka@freesoft.cz)
9891 * i386.c (output_float_compare): Avoid GNU-C extensions.
9893 Wed May 19 00:34:40 1999 Jeffrey A Law (law@cygnus.com)
9895 * version.c: Bump to distinguish mainline tree from the
9898 See ChangeLog.1 for earlier changes.
9901 add-log-time-format: current-time-string