1 Tue Aug 25 12:23:20 PDT 1998 Richard Henderson <rth@cygnus.com>
3 * reload.c (operands_match_p): Handle rtvecs.
5 * i386.c (legitimate_pic_address_disp_p): New.
6 (legitimate_address_p): Use it.
7 (legitimize_pic_address): Use unspecs to represent @GOT and @GOTOFF.
8 Handle constant pool symbols just like statics.
9 (emit_pic_move): Use Pmode not SImode for clarity.
10 (output_pic_addr_const) [SYMBOL_REF]: Remove @GOT and @GOTOFF hacks.
11 [UNSPEC]: New, handling what we killed above.
12 [PLUS]: Detect and abort on invalid symbol arithmetic.
13 * i386.h (CONSTANT_ADDRESS_P): Remove HIGH.
15 Tue Aug 25 12:02:23 1998 Mark Mitchell <mark@markmitchell.com>
17 * alias.c: Include output.h.
18 (DIFFERENT_ALIAS_SETS_P): Don't treat alias sets as
19 different if we're in a varargs function.
20 * Makefile.in (alias.o): Depend on output.h
22 Tue Aug 25 19:20:12 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
24 * sh.h (GIV_SORT_CRITERION): Delete.
26 Tue Aug 25 13:19:46 1998 Dave Brolley <brolley@cygnus.com>
28 * regclass.c (regclass): Use xmalloc/free instead of alloca.
29 * stupid.c (stupid_life_analysis): Ditto.
30 * reload1.c (reload): Ditto.
32 Tue Aug 25 05:48:18 1998 Jakub Jelinek <jj@sunsite.ms.mff.cuni.cz>
34 * config/sparc/sparc.c (arith_4096_operand, arith_add_operand,
35 arith_double_4096_operand, arith_double_add_operand): New
37 * config/sparc/sparc.h (PREDICATE_CODES): Add them, declare them.
38 * config/sparc/sparc.md (adddi3, addsi3, subdi3, subsi3): Use
39 them to transform add/sub 4096 into add/sub -4096.
41 Mon Aug 24 23:31:03 1998 David S. Miller <davem@pierdol.cobaltmicro.com>
43 * loop.c (scan_loop): Allocate some slop to handle pseudos
44 generated by move_movables.
45 (load_mems_and_recount_loop_regs_set): Honor AVOID_CC_MODE_COPIES
48 Mon Aug 24 19:45:40 1998 Jim Wilson <wilson@cygnus.com>
50 * tree.def (DECL_RESULT): Correct documentation.
52 Tue Aug 25 01:15:27 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
54 * reload1.c (reload_reg_free_before_p): New argument EQUIV; Changed
55 all callers. Abort for RELOAD_FOR_INSN. RELOAD_FOR_OUTADDR_ADDR:
56 conflicts will all RELOAD_FOR_OUTPUT reloads.
58 * reload1.c (reload_cse_regs_1): When deleting a no-op move that
59 loads the function result, substitute with a USE.
61 Mon Aug 24 15:20:19 1998 David Edelsohn <edelsohn@mhpcc.edu>
63 * rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Use TARGET_POWERPC64
64 when testing LEGITIMATE_INDEXED_ADDRESS_P DFmode and DImode.
65 (LEGITIMIZE_ADDRESS): Use TARGET_POWERPC64 for INDEXED fixup.
66 * rs6000.c (print_operand, case 'L'): Add UNITS_PER_WORD, not 4.
67 (print_operand, cases 'O' and 'T'): Fix typos in lossage strings.
68 * rs6000.md (fix_truncdfsi2_store): Remove %w from non-CONST_INT
70 (movdf_softfloat32, movdf_hardfloat64, movdf_softfloat64): Change
71 'o' to 'm' for GPR variant constraints.
73 Mon Aug 24 10:25:46 1998 Jeffrey A Law (law@cygnus.com)
75 * loop.c (scan_loop): Honor AVOID_CC_MODE_COPIES.
77 * h8300.h (STRIP_NAME_ENCODING): Fix typo.
79 * sparc.md (TFmode splits): Use reg_overlap_mentioned_p to detect
80 when the source and destination overlap.
82 * stmt.c (emit_case_nodes): Change rtx_function to rtx_fn to avoid
83 clash with global type.
85 Mon Aug 24 00:53:53 1998 Jason Merrill <jason@yorick.cygnus.com>
87 * fixinc.irix: Add curses.h handling from fixinc.wrap.
89 Fri Aug 14 14:12:59 1998 Jason Merrill <jason@yorick.cygnus.com>
91 * c-common.c (combine_strings): Also set TREE_READONLY.
92 Change warn_write_strings to flag_const_strings.
93 * c-decl.c, c-tree.h: Likewise.
95 Sun Aug 23 18:39:11 1998 David S. Miller <davem@pierdol.cobaltmicro.com>
97 * config/sparc/sparc.c (sparc_emit_set_const32): If outputting a
98 CONST_INT, not a symbolic reference, don't use a HIGH/LO_SUM
99 sequence, use SET/IOR instead so CSE can see it.
100 * config/sparc/sparc.md (movhi_const64_special,
101 movsi_const64_special): New patterns necessitated by that change.
102 (movhi_high): Remove.
103 (movhi_lo_sum): Change to match an IOR.
104 (movdf_insn_sp32): Test TARGET_V9 not TARGET_ARCH64.
105 (movdf_insn_v9only): New pattern for when V9 but not ARCH64.
106 (movdf_insn_sp64): Test both TARGET_V9 and TARGET_ARCH64.
107 (movdf splits): Allow when not V9 or when not ARCH64 and integer
108 registers are involved.
109 (snesi_zero_extend split): Remove reload_completed test.
110 (unnamed plus and minus zero_extend sidi splits): Add it.
112 Sun Aug 23 11:56:08 1998 Mark Mitchell <mark@markmitchell.com>
114 * extend.texi: Remove description of extension to explicit
115 instantiation that is now endorsed by standard C++.
117 Sun Aug 23 09:39:09 1998 David S. Miller <davem@pierdol.cobaltmicro.com>
119 * config/arc/arc.c (arc_initialize_pic): Remove.
120 * config/arc/arc.h (INITIALIZE_PIC): Similarly, this routine does
121 nothing on any platform and is invoked by no-one, it does not even
122 appear in the documentation.
123 * config/sparc/sparc.h (INITIALIZE_PIC): Likewise.
124 * config/sparc/sparc.c (initialize_pic): Likewise.
125 (find_addr_reg): Remove this as well, no longer referenced after
128 Sun Aug 23 00:17:14 1998 Jeffrey A Law (law@cygnus.com)
130 * recog.c (validate_replace_rtx_group): New function.
131 * recog.h (validate_replace_rtx_group): Declare it.
132 * regmove.c (optimize_reg_copy_3): If any substitution fails, then undo
133 the entire group of substitutions.
135 Sat Aug 22 23:31:00 1998 Klaus-Georg Adams (Klaus-Georg.Adams@chemie.uni-karlsruhe.de)
137 * loop.c (load_mems): Fix initializers.
139 Fri Aug 21 23:07:46 1998 David S. Miller <davem@pierdol.cobaltmicro.com>
141 * config/sparc/sparc.md (TFmode splits): Handle destination
142 registers being referenced in the address correctly.
144 * expmed.c (make_tree) [CONST_INT]: Sign extend even if
145 TREE_UNSIGNED, when bitsize of type's mode is larger than
146 HOST_BITS_PER_WIDE_INT.
148 Fri Aug 21 19:31:31 1998 Alexandre Petit-Bianco <apbianco@cygnus.com>
150 * tree.def (LABELED_BLOCK_EXPR, EXIT_BLOCK_EXPR): New tree nodes.
151 * tree.h (LABELED_BLOCK_LABEL, LABELED_BLOCK_BODY,
152 EXIT_BLOCK_LABELED_BLOCK, EXIT_BLOCK_RETURN, LOOP_EXPR_BODY): New
154 * expr.c (expand_expr): Handle LABELED_BLOCK_EXPR and
157 Thu Aug 20 19:43:44 1998 Jeffrey A Law (law@cygnus.com)
159 * h8300.c (h8300_encode_label): Use '&' for tiny data items.
160 * h8300.h (TINY_DATA_NAME_P): Likewise.
161 (STRIP_NAME_ENCODING): Handle '&'.
163 * mn10200.h (REG_OK_FOR_INDEX_P): Do not check the mode of the
164 register (it could be accessed via an outer SUBREG).
165 (REG_OK_FOR_BASE_P): Likewwise.
166 (GO_IF_LEGITIMATE_ADDRESS): Consistently use REGNO_OK_FOR_BASE_P.
168 * remove.c (optimize_reg_copy_3): Abort instead of silently generating
171 * jump.c (rtx_renumbered_equal_p): Do not consider PLUS commutative.
173 Thu Aug 20 17:35:20 1998 David S. Miller <davem@pierdol.cobaltmicro.com>
175 * config/sparc/sparc.md (movtf_insn_sp32): All memory operands
176 must be offsettable so the splits can be made.
178 Thu Aug 20 13:56:53 1998 Michael Meissner <meissner@cygnus.com>
180 * config/i386/winnt.c: Include system.h, not stdio.h to get
181 sys/param.h pulled in before rtl.h in case the system defines MIN
184 Thu Aug 20 13:44:20 1998 David Edelsohn <edelsohn@mhpcc.edu>
186 * rs6000.md (movqi, movhi): Add CONSTANT_P_RTX.
188 Thu Aug 20 13:15:11 1998 Dave Brolley <brolley@cygnus.com>
190 * stor-layout.c (layout_type): Compute TYPE_SIZE_UNIT correctly for
192 * cpplib.c (cpp_define): Handle macros with parameters.
194 Wed Aug 19 21:33:19 1998 David Edelsohn <edelsohn@mhpcc.edu>
196 * rs6000.c (rs6000_output_load_toc_table): Use ld for 64-bit.
197 (output_toc): Use single TOC slot or llong minimal-toc for DFmode
198 and DImode 64-bit. Use llong for minimal-toc SFmode and
199 SYMBOL_REF / LABEL_REF 64-bit.
200 (output_function_profiler): Use llong for profiler label and ld to
201 load 64-bit label address.
203 Wed Aug 19 17:52:27 1998 Nick Clifton (nickc@cygnus.com)
205 * config/arm/thumb.md (extendqisi2_insn): Cope with REG +
208 Wed Aug 19 14:13:31 PDT 1998 Jeff Law (law@cygnus.com)
210 * version.c: Bump for snapshot.
212 Wed Aug 19 13:10:30 PDT 1998 Jeff Law (law@cygnus.com)
214 * version.c: Bump for snapshot.
216 Wed Aug 19 13:06:47 1998 Jason Merrill <jason@yorick.cygnus.com>
218 * collect2.c (extract_init_priority): Use atoi instead of strtoul.
220 Wed Aug 19 13:51:35 1998 Hans-Peter Nilsson <hp@axis.se>
222 * tm.texi (Misc): Fix typo "teh".
224 * tm.texi (PIC): Fix typo "PPIC".
226 * tm.texi (Caller Saves): Say that DEFAULT_CALLER_SAVES has no
227 effect when -O2 and higher.
228 * invoke.texi (Optimize Options): Likewise for -fcaller-saves.
230 1998-08-19 Michael Hayes <michaelh@ongaonga.chch.cri.nz>
232 * regclass.c: Changed register set documentation to be consistent
235 * final.c (final_start_function) Removed redundant test for
238 Wed Aug 19 13:28:41 1998 Mark Mitchell <mark@markmitchell.com>
240 * rtl.h (rtx_function): New type.
241 (for_each_rtx): New function.
242 * rtlanal.c (for_each_rtx): Define it.
244 * recog.c (change_t): New type.
245 (change_objects, change_old_codes, change_locs, change_olds):
247 (changes): New variable.
248 (validate_change): Dynamically allocate room for more changes, if
249 necessary. Uses changes array instead of change_objects, etc.
250 (apply_change_group): Use changes array instead of
253 * loop.c (loop_mem_info): New type.
254 (loop_mems): New variable.
255 (loop_mems_idx): Likewise.
256 (looop_mems_allocated): Likewise.
257 (scan_loop): Remove nregs parameter.
258 (next_insn_in_loop): New function.
259 (load_mems_and_recount_loop_regs_set): Likewise.
260 (load_mems): Likewise.
261 (insert_loop_mem): Likewise.
262 (replace_loop_mem): Likewise.
263 (replace_label): Likewise.
264 (INSN_IN_RANGE_P): New macro.
265 (loop_optimize): Don't pass max_reg_num() to scan_loop.
266 (scan_loop): Remove nregs parameter, compute it after any new
267 registers are created by load_mems. Use INSN_IN_RANGE_P and
268 next_insn_in_loop rather than expanding them inline. Call
269 load_mems to load memory into pseudos, if appropriate.
270 (prescan_loop): Figure out whether or not there are jumps from the
271 loop to targets other than the label immediately following the
272 loop. Call insert_loop_mem to notice all the MEMs used in the
273 loop, if it could be safe to pull MEMs into REGs for the duration
275 (strength_reduce): Use next_insn_in_loop. Tweak comments.
277 Wed Aug 19 08:29:44 1998 Richard Earnshaw (rearnsha@arm.com)
279 * arm.c (arm_override_options): Remove lie about ignoring PIC flag.
281 Wed Aug 19 07:08:15 1998 David S. Miller <davem@pierdol.cobaltmicro.com>
283 * config/sparc/sparc.c (finalize_pic): Check for the correct
284 nonlocal_goto_receiver UNSPEC number.
285 * config/sparc/sparc.md (nonlocal_goto_receiver): Add comment
286 making note of this dependency existing in sparc.c
287 (negtf2_notv9 split): Give NEG SFmode.
288 (negsf2): Fix insn output string.
290 Tue Aug 18 12:40:27 1998 Richard Henderson <rth@cygnus.com>
292 * c-common.c (decl_attributes): Issue an error if the argument
293 to alias is not a string.
295 Tue Aug 18 10:33:30 1998 Jeffrey A Law (law@cygnus.com)
297 * haifa-sched.c (sched_analyze): Put all JUMP_INSNs on the last
298 pending memory flush list.
300 * combine.c (can_combine_p): Allow combining insns with REG_RETVAL
302 (try_combine): Allow combining insns with REG_LIBCALL notes.
304 * expr.c (emit_block_move): Do not call memcpy as a libcall
305 instead build up a CALL_EXPR and call it like any other
307 (clear_storage): Similarly for memset.
309 * regmove.c (fixup_match_2): Do not call reg_overlap_mentioned_p
312 * Makefile.in (cplus-dem.o): Provide explicit rules for building
315 * regmove.c (optimize_reg_copy_1): Update REG_N_CALLS_CROSSED
316 and REG_LIVE_LENGTH as successful substitutions are made.
318 Tue Aug 18 07:15:27 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
320 * config/sparc/sparc.c (ultra_find_type): Add empty semicolon
321 statement after end of loop label.
323 Tue Aug 18 07:13:27 1998 David S. Miller <davem@pierdol.cobaltmicro.com>
325 * config/sparc/sparc.c (ultra_types_avail): New variable.
326 (ultra_build_types_avail): New function to record mask of insn
327 types in ready list at this cycle.
328 (ultrasparc_sched_reorder): Call it.
329 (ultra_find_type): Use it to quicken the search. Also simplif
330 dependency check, don't use rtx_equal_p because we know exactly
331 what we are looking for.
333 Tue Aug 18 03:20:53 1998 Richard Earnshaw (rearnsha@arm.com)
335 * arm.h (SECONDARY_INPUT_RELOAD_CLASS): Return NO_REGS if compiling
338 Mon Aug 17 21:26:38 1998 David S. Miller <davem@pierdol.cobaltmicro.com>
340 * config/sparc/sparc.md (sltu, sgeu): Don't FAIL, call
342 (movsf_const_intreg, movsf_const_high, movsf_const_lo,
343 movdf_const_intreg and helper splits): New patterns to move float
344 constants into integer registers.
345 (negtf2, negdf2, abstf2, absdf2): Rework using new patterns and
348 Mon Aug 17 11:46:19 1998 Jeffrey A Law (law@cygnus.com)
351 * tree.c (build_index_type): Copy TYPE_SIZE_UNIT from sizetype
353 * c-decl.c (finish_enum): Copy TYPE_SIZ_UNIT from enumtype to tem.
355 * rs6000.c (secondary_reload_class): For TARGET_ELF, indicate that
356 a BASE_REGS register is needed as an intermediate when copying
357 a symbolic value into any register class other than BASE_REGS.
359 * expr.c (move_by_pieces): No longer static. Remove prototype.
360 * rtl.h (move_by_pieces): Add extern prototype.
361 * mips.c (expand_block_move): Handle aligned straight line copy by
362 calling move_by_pieces.
364 * expr.c (expand_expr): Allow assignments from TImode PARM_DECLs
367 Mon Aug 17 10:28:52 1998 Mark Mitchell <mark@markmitchell.com>
369 * stmt.c (expand_end_loop): Tidy. Allow unconditional
370 jumps out of the loop to be treated as part of the exit test.
372 Mon Aug 17 10:06:11 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
373 Jeff Law <law@cygnus.com>
375 * Makefile.in (cplus-dep.o): Use cplus-dem.c from libiberty.
376 * cplus-dem.c: Delete.
378 * Makefile.in (fold-const.o): depend on $(RTL_H).
380 * fold-const.c: Include rtl.h to get the prototype for
381 `set_identifier_local_value'.
383 * loop.c (express_from_1): Remove unused variable `tmp'.
384 (combine_givs): cast the first argument of bzero to char *.
386 * toplev.c (display_help): Remove unused variable `looking_for_start'.
388 * c-decl.c (init_decl_processing): Remove unneeded &.
390 * alpha.h (alpha_initialize_trampoline): Provide prototype.
392 * except.c (set_exception_lang_code, set_exception_version_code):
393 Change parameter from `short' to `int' to avoid using a gcc
396 * except.h (set_exception_lang_code, set_exception_version_code):
397 Likewise for prototypes.
399 * flow.c (count_reg_references): Remove unused variables `regno'
402 * gcse.c (hash_scan_insn): Declare parameter `in_libcall_block'.
404 * prefix.c (translate_name): Cast the result of `alloca'.
406 * varray.h (VARRAY_FREE): Reimplement as a `do-while(0)' statement.
408 Mon Aug 17 09:23:42 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
410 * config/m68k/m68k.c: Include "system.h" instead of <stdio.h>.
412 (valid_dbcc_comparison_p): Mark mode argument as unused.
413 (symbolic_operand): Likewise.
414 (legitimize_pic_address): Likewise.
415 (const_uint32_operand): Likewise.
416 (const_sint32_operand): Likewise.
417 * sched.c [!INSN_SCHEDULING]: Define only dummy function
418 schedule_insns and comment out rest of file.
420 * m68k.c (output_move_simode_const): Use subl to move a zero into an
422 (output_move_[hq]imode): Likewise.
424 Mon Aug 17 09:15:47 1998 Jeffrey A Law (law@cygnus.com)
426 * toplev.c (main): Enable -fstrict-aliasing for -O2 and above.
427 * invoke.texi: Corresponding changes.
429 Mon Aug 17 02:03:55 1998 Richard Henderson <rth@cygnus.com>
431 * regclass.c (allocate_reg_info): Respect MIN when clearing data.
433 Sun Aug 16 17:37:06 1998 David S. Miller <davem@pierdol.cobaltmicro.com>
435 * config/sparc/sparc.c (ultra_code_from_mask,
436 ultra_cmove_results_ready_p, ultra_fpmode_conflict_exists,
437 ultra_find_type, ultra_schedule_insn, ultra_flush_pipeline,
438 ultrasparc_sched_init, ultrasparc_variable_issue,
439 ultra_rescan_pipeline_state, ultrasparc_sched_reorder): New
440 functions to describe UltraSPARC pipeline exactly to Haifa.
441 (ultrasparc_adjust_cost): Indicate IMUL type insns have zero cost,
442 as there is nothing the scheduler can do about it. Indicate that
443 REG_DEP_OUTPUT's collide. Fixup formatting.
444 * config/sparc/sparc.h (RTX_COSTS): Fixup integer multiply and
445 divide costs on Ultra for DImode.
446 (MD_SCHED_INIT, MD_SCHED_REORDER, MD_SCHED_VARIABLE_ISSUE):
448 * config/sparc/sparc.md (ieu_unnamed function unit): Rename to
449 ieuN and add call_no_delay_slot to type list.
450 (cti function unit): New unit for branches on UltraSPARC.
451 (subx/addx insns): Set type to misc.
452 (sidi zero/sign extension insns on arch64): Set type to shift.
453 (sign_extendhidi2_insn): Set type to sload.
455 Sun Aug 16 13:52:00 1998 David Edelsohn <edelsohn@mhpcc.edu>
457 * rs6000.c (rs6000_stack_info): Use if == 0 for sizes.
458 (output_epilog): Use if != 0 for offset.
459 (rs6000_fatal_bad_address): Prepare for Intl.
460 * rs6000.h (rs6000_fatal_bad_address): Declare.
461 * rs6000.md (movsfcc, movdfcc): Use else if.
462 (elf_high): Use {liu|lis}.
463 (elf_low): Use {cal|la}. Remove %a template from old mnemonics.
464 (movsi): Use rs6000_fatal_bad_address.
466 Sun Aug 16 01:53:21 1998 Richard Henderson <rth@cygnus.com>
468 * reload.c (find_equiv_reg): Reject equivalences separated
469 by a volatile instruction.
471 Sun Aug 16 00:21:44 1998 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
473 * rs6000/linux.h (CPP_OS_DEFAULT_SPEC): Define.
475 Sat Aug 15 20:51:35 1998 Richard Henderson <rth@cygnus.com>
477 * alpha.md (movsicc): Fix mode mismatch.
479 Sat Aug 15 20:22:33 1998 H.J. Lu (hjl@gnu.org)
481 * config/alpha/alpha.h (ASM_OUTPUT_MI_THUNK): Handle aggregated
483 * config/alpha/win-nt.h (ASM_OUTPUT_MI_THUNK): Likewise.
485 Sat Aug 15 08:39:49 1998 David S. Miller <davem@pierdol.cobaltmicro.com>
487 * config/sparc/sparc.md (movsi_lo_sum_pic_label_reg): Remove
488 write-only modifier from operand 1 constraint.
490 Sat Aug 15 06:28:19 1998 David S. Miller <davem@pierdol.cobaltmicro.com>
492 * config/sparc/sparc.c (sparc_emit_set_const64_quick1): If
493 emitting a XOR of -1 at the end, emit a NOT instead for combine's
495 (sparc_emit_set_const64): Likewise, also when computing trailing
496 bits do not negate low_bits and make fast_int an int.
498 Fri Aug 14 21:07:03 1998 Jeffrey A Law (law@cygnus.com)
500 * loop.c (add_label_notes): Do not ignore references to labels
501 before dispatch tables. Mirrors Apr 8 change to mark_jump_label.
502 * gcse.c (add_label_notes): Similarly.
504 * pa.h (ASM_OUTPUT_MI_THUNK): Strip name encoding.
506 * m68k.md (adddi_dilshr32): One of the operands must be a register.
507 (adddi_dishl32): Similarly.
509 Fri Aug 14 14:12:59 1998 Jason Merrill <jason@yorick.cygnus.com>
511 * i386.h (MODES_TIEABLE_P): Reorganize to shut up warnings.
512 * alias.c (memrefs_conflict_p): Add braces to shut up warnings.
513 * cse.c (cse_basic_block): Add parens to shut up warnings.
515 Fri Aug 14 12:58:21 1998 David S. Miller <davem@pierdol.cobaltmicro.com>
517 * config/sparc/sparc.c (sparc_emit_set_const64_quick2,
518 sparc_emit_set_const64_longway, const64_is_2insns,
519 create_simple_focus_bits, sparc_emit_set_const64): Fix more bugs
520 in 64-bit constant formation.
521 * config/sparc/sparc.md (snesi_zero_extend split): Generate
522 rtl for addx not subx.
523 (define_insn movdi_const64_special): Make available even when
524 HOST_BITS_PER_WIDE_INT is not 64.
525 (movdi_lo_sum_sp64_cint, movdi_high_sp64_cint): Remove.
526 (losum_di_medlow, sethm, setlo): Make op2 symbolic_operand.
527 (cmp_siqi_trunc_set, cmp_diqi_trunc_set): Encapsulate both
528 instances of operand 1 inside a QI subreg.
529 (xordi3_sp64_dbl): Remove '%' constraint for op1.
530 (one_cmpldi2_sp64): Fix output string.
531 (one_cmplsi2_not_liveg0): Rewrite to remove unneeded extra
533 (unnamed arch64 ashift DI): Truncate shift count if greater than
536 Fri Aug 14 21:52:53 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
538 * expr.c (store_expr): Don't optimize away load-store pair
539 when either source or destination have a side effect.
541 Fri Aug 14 16:50:10 1998 John Carr <jfc@mit.edu>
543 * genrecog.c (add_to_sequence): Fatal error if the modes of the
544 operands of SET are incompatible.
546 * alpha.md: Fix max and min patterns so modes of SET operands match.
548 Fri Aug 14 12:22:55 1998 Ian Lance Taylor <ian@cygnus.com>
550 * configure.in: Avoid [[ by using test and changequote.
551 * configure: Rebuild.
553 Fri Aug 14 01:22:31 1998 David S. Miller <davem@pierdol.cobaltmicro.com>
555 * rtl.def (CONSTANT_P_RTX): Fix typo in string name.
557 * config/sparc/sparc.md (seqdi_special_trunc, snedi_special_trunc,
558 seqsi_special_extend, snesi_special_extend, snesi_zero_extend and
559 split, snedi_zero_trunc and split, seqsi_zero_extend and split,
560 seqdi_zero_trunc and split, pic_lo_sum_di, pic_sethi_di,
561 movdi_cc_sp64_trunc, movdi_cc_reg_sp64_trunc, addx_extend_sp32 and
562 split, addx_extend_sp64, subx_extend_sp64, subx_extend and split):
563 Fix mismatching modes in SET operands.
564 (conditional move patterns): Fix formatting.
565 (unnamed subx arch64 pattern): Remove duplicate insn.
567 Fri Aug 14 00:34:34 1998 David S. Miller <davem@pierdol.cobaltmicro.com>
569 * config/sparc/sparc.c (const64_operand, const64_high_operand):
570 Get it right when HOST_BITS_PER_WIDE_INT is not 64.
571 (input_operand): Fixup test for what we accept for constant
573 (sparc_emit_set_const32, sparc_emit_set_symbolic_const64): Give
575 (safe_constDI): Remove.
576 (sparc_emit_set_safe_HIGH64, gen_safe_SET64, gen_safe_OR64,
577 gen_safe_XOR64): New functions.
578 (sparc_emit_set_const64_quick1, sparc_emit_set_const64_quick2,
579 sparc_emit_set_const64_longway, sparc_emit_set_const64): Use
581 * config/sparc/sparc.md (define_insn xordi3_sp64_dbl): Only make
582 available when HOST_BITS_PER_WIDE_INT is not 64.
583 (define_insn movdi_sp64_dbl, movdi_const64_special): Likewise and
584 move before movdi_insn_sp64 pattern.
585 (define_insn movdi_lo_sum_sp64_dbl, movdi_high_sp64_dbl): Remove.
586 (define_insn sethi_di_medlow, seth44, setm44, sethh): Use
587 symbolic_operand as predicate for second operand.
588 (DImode minus split on arch32, negsi2 expander, one_cmplsi2
589 expander): Give set VOIDmode.
591 Fri Aug 14 01:45:06 1998 Mumit Khan <khan@xraylith.wisc.edu>
593 * i386/cygwin32 (DEFAULT_PCC_STRUCT_RETURN): Define.
595 Fri Aug 14 01:40:21 1998 Geoffrey Keating <geoffk@ozemail.com.au>
597 * rs6000/linux.h (LINK_SPEC): Pass -G args to the linker.
599 Fri Aug 14 01:23:23 1998 Richard Earnshaw (rearnsha@arm.com)
601 * arm/netbsd.h (TARGET_DEFAULT): Default includes software floating
603 (CPP_FLOAT_DEFAULT_SPEC): Re-define accordingly.
605 Fri Aug 14 01:19:08 1998 Robert Lipe <robertl@dgii.com>
607 * install.texi: Various SCO OpenServer tweaks.
609 Thu Aug 13 20:14:40 1998 Jim Wilson <wilson@cygnus.com>
611 * reload1.c (eliminate_regs_in_insn): Handle another case when
612 eliminating the frame pointer to the hard frame pointer. Add
613 missing ep->to_rtx check to one existing case.
615 * mips/mips.md (movhi_internal2+2): Fix typo mem:SI -> mem:HI.
617 Thu Aug 13 17:08:11 1998 Jason Merrill <jason@yorick.cygnus.com>
619 * tree.h: De-conditionalize init_priority code.
621 * mips.h (NM_FLAGS): Change from -Bp to -Bn.
622 * collect2.c (NM_FLAGS): Change from -p to -n.
624 * configure.in: Turn on collect2 for mipstx39-elf.
625 Handle use_collect2=no properly.
627 * c-common.c: De-conditionalize init_priority code.
628 * collect2.c (extract_init_priority, sort_ids): New fns.
629 (main): Call sort_ids.
630 Move sequence_number to file scope.
632 * configure.in: Handle --enable-init-priority.
633 * c-common.c (attrs): Add A_INIT_PRIORITY.
634 (init_attributes, decl_attributes): Likewise.
635 * tree.h (DEFAULT_INIT_PRIORITY, MAX_INIT_PRIORITY): New macros.
636 * tree.c (get_file_function_name_long): Split out...
637 (get_file_function_name): ...from here.
639 Thu Aug 13 16:09:53 1998 Martin von Loewis <loewis@informatik.hu-berlin.de>
641 * expr.c (safe_from_p): Change code to ERROR_MARK only when not
644 Thu Aug 13 15:24:48 1998 Jason Merrill <jason@yorick.cygnus.com>
646 * toplev.c (display_help): Add braces to shut up warnings.
647 * tree.c (simple_cst_equal): Likewise.
649 * fold-const.c (non_lvalue): Don't deal with null pointer
651 (fold, case COMPOUND_EXPR): Wrap a constant 0 in a NOP_EXPR.
653 * c-typeck.c (initializer_constant_valid_p): Allow conversion of 0
654 of any size to a pointer.
656 Thu Aug 13 12:53:13 1998 Jim Wilson <wilson@cygnus.com>
658 * i386/winnt.c (i386_pe_asm_file_end): Check TREE_SYMBOL_REFERENCED.
660 Wed Aug 12 17:25:18 1998 Jeffrey A Law (law@cygnus.com)
662 * mn10300.c (REG_SAVE_BYTES): Only reserve space for registers
664 * mn10300.md (prologue insn): Only save registers which need saving.
665 (epilogue insn): Similarly.
667 * mn10300.c, mn10300.h, mn10300.md: Remove "global zero register"
670 Wed Aug 12 12:39:16 1998 Gavin Romig-Koch <gavin@cygnus.com>
672 * mips/mips.h (ENCODE_SECTION_INFO): Set SYMBOL_REF_FLAG for
673 VAR_DECL's in gp addressable sections.
675 Tue Aug 11 23:02:31 1998 John Carr <jfc@mit.edu>
677 * sparc.c: Change return <exp> to <exp>; return; in functions
679 * sparc.md: Add empty semicolon statement after final label in
682 Tue Aug 11 22:42:01 1998 David S. Miller <davem@pierdol.cobaltmicro.com>
684 * config/sparc/sparc.md (define_insn addx_extend): Rename to
685 addx_extend_sp64, only allow when TARGET_ARCH64.
686 (define_insn addx_extend_sp32 and split): Version that works when
688 (define_insn subx_extend): Likewise.
689 (define_split adddi3 and subdi3 with zero extension): Fixup and
690 correct bugs when not TARGET_ARCH64.
692 Tue Aug 11 16:04:34 1998 John Carr <jfc@mit.edu>
694 * except.c (set_exception_lang_code, set_exception_version_code):
695 Use prototype-style definition if __STDC__, to match declaration
698 * genemit.c: Change FAIL and DONE macros not to use loops.
700 Tue Aug 11 12:27:03 1998 Jim Wilson <wilson@cygnus.com>
702 * dwarf2out.c (ASM_OUTPUT_DWARF_ADDR_CONST): Use
703 ASM_OUTPUT_DWARF2_ADDR_CONST if defined.
705 * mips/mips.md (reload_outsi): Use M16_REG_P when TARGET_MIPS16.
707 Tue Aug 11 18:12:53 1998 Dave Love <d.love@dl.ac.uk>
709 * README.g77: Update from Craig.
711 Tue Aug 11 04:46:01 1998 David S. Miller <davem@pierdol.cobaltmicro.com>
713 * config/sparc/sparc.c (sparc_emit_set_const32): INTVAL is of
715 (safe_constDI sparc_emit_set_const64_quick1,
716 sparc_emit_set_const64_quick2, sparc_emit_set_const64_longway,
717 analyze_64bit_constant, const64_is_2insns,
718 create_simple_focus_bits): Fix some bugs when compiled on real
720 (function_arg_record_value_3, function_arg_record_value_2,
721 function_arg_record_value): Add fully prototyped forward decls.
722 * config/sparc/sparc.md (define_insn cmpsi_insn_sp32): Rename back
723 to cmpsi_insn and use on both 64 and 32 bit targets.
724 (define_insn cmpsi_insn_sp64): Remove.
725 (define_expand zero_extendsidi2): Allow for 32-bit target too.
726 (define_insn zero_extendsidi2_insn): Rename to
727 zero_extendsidi2_insn_sp64.
728 (define_insn zero_extendsidi2_insn_sp32): New pattern and
729 assosciated forced split for it.
731 * config/sparc/sparc.c (const64_operand, const64_high_operand):
733 * config/sparc/sparc.h: Declare them.
734 (PREDICATE_CODES): Add them.
735 * config/sparc/sparc.md (movdi_lo_sum_sp64_dbl,
736 movdi_high_sp64_dbl, xordi3_sp64_dbl): Use them.
738 Mon Aug 10 22:57:24 1998 John Carr <jfc@mit.edu>
740 * config/sparc/sparc.md (define_insn jump): Output ba,pt not b,pt
741 in v9 case as the latter makes the Solaris assembler crash.
743 Mon Aug 10 22:39:09 1998 David S. Miller <davem@pierdol.cobaltmicro.com>
745 * config/sparc/sparc.c (input_operand): Do not accept a LO_SUM MEM
746 for TFmode when !v9. We require offsettable memory addresses.
747 * config/sparc/sparc.h (ALTER_HARD_SUBREG): Handle TFmode to
748 DFmode register number conversions.
749 * config/sparc/sparc.md (define_split DFmode moves): If register
750 is a SUBREG do alter_subreg on it before using.
751 (define_expand movtf): Fixup comment about alignment on v9.
752 (define_split TFmode moves): Don't use gen_{high,low}part, create
753 explicit SUBREGs instead.
755 Mon Aug 10 19:02:55 1998 John Carr <jfc@mit.edu>
757 * Makefile.in (mbchar.o): Depend on mbchar.c.
759 Mon Aug 10 04:28:13 1998 David S. Miller <davem@pierdol.cobaltmicro.com>
760 Richard Henderson <rth@cygnus.com>
762 Rewrite Sparc backend for better code generation and
763 improved sparc64 support.
764 * config/sparc/sp64-elf.h: Set JUMP_TABLES_IN_TEXT_SECTION to
766 * config/sparc/sysv4.h: Likewise.
767 * config/sparc/sparc.c (v8plus_regcmp_p, sparc_operand,
768 move_operand, v8plus_regcmp_op, emit_move_sequence,
769 singlemove_string, doublemove_string, mem_aligned_8,
770 output_move_double, output_move_quad, output_fp_move_double,
771 move_quad_direction, output_fp_move_quad, output_scc_insn):
773 (small_int_or_double): New predicate.
774 (gen_compare_reg): Remove TARGET_V8PLUS cmpdi_v8plus emission.
775 (legitimize_pic_address): Emit movsi_{high,lo_sum}_pic instead of
776 old pic_{sethi,lo_sum}_si patterns.
777 (mem_min_alignment): New generic function to replace
778 mem_aligned_8, which uses REGNO_POINTER_ALIGN information when
779 available and can test for arbitrary alignments. All callers
781 (save_regs, restore_regs, build_big_number,
782 output_function_prologue, output_cbranch, output_return,
783 sparc_flat_save_restore, sparc_flat_output_function_prologue,
784 sparc_flat_output_function_epilogue): Prettify
786 (output_function_epilogue): Likewise and add code to output
787 deferred case vectors.
788 (output_v9branch): Likewise, add new arg INSN and use it to tack
789 on branch prediction settings. All callers changed.
790 (print_operand): Likewise and output %l44 for LO_SUMs when
792 (sparc_splitdi_legitimate): New function to make sure DImode
793 splits can be run properly when !arch64.
794 (sparc_initialize_trampoline, sparc64_initialize_trampoline):
795 Reformat example code in comments.
796 (set_extends): Remove UNSPEC/v8plus_clear_high case.
797 (sparc_addr_diff_list, sparc_addr_list): New statics to keep track
798 of deferred case vectors we need to output.
799 (sparc_defer_case_vector): Record a case vector.
800 (sparc_output_addr_vec, sparc_output_addr_diff_vec,
801 sparc_output_deferred_case_vectors): New functions to output them.
802 (sparc_emit_set_const32): New function to form 32-bit constants in
803 registers when that requires more than one instruction.
804 (safe_constDI, sparc_emit_set_const64_quick1,
805 sparc_emit_set_const64_quick2, sparc_emit_set_const64_longway,
806 analyze_64bit_constant, const64_is_2insns,
807 create_simple_focus_bits, sparc_emit_set_const64): New functions
808 which do the same for 64-bit constants when arch64.
809 (sparc_emit_set_symbolic_const64): New function to emit address
810 loading for all code models on v9.
811 * config/sparc/sparc.h (CONDITIONAL_REGISTER_USAGE): Do not make
812 %g1 fixed when arch64, unfix %g0 when TARGET_LIVE_G0.
813 (ALTER_HARD_SUBREG): Fix thinko, return REGNO + 1 not 1.
814 (SECONDARY_INPUT_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS): Fix
815 inaccuracies in comments, add symbolic and text_segment operands
816 when TARGET_CM_MEDANY and TARGET_CM_EMBMEDANY respectively. Use
817 GENERAL_REGS in these cases as a temp REG is needed to load these
818 addresses into a register properly.
819 (EXTRA_CONSTRAINT): Document more accurately, remove Q case as it
821 (GO_IF_LEGITIMATE_ADDRESS): Allow TFmode for LO_SUM on v9 since fp
822 quads are guarenteed to have 16-byte alignment.
823 (LEGITIMIZE_ADDRESS): For SYMBOL_REF, CONST, and LABEL_REF use
824 copy_to_suggested_reg instead of explicit LO_SUM and HIGH.
825 (ASM_OUTPUT_ADDR_VEC, ASM_OUTPUT_ADDR_DIFF_VEC): New macros for
826 deferred case vector implementation.
827 (ASM_OUTPUT_ADDR_VEC_ELT): Use fputc to output newline.
828 (ASM_OUTPUT_ADDR_DIFF_ELT): Parenthesize LABEL in macro calls.
829 Generate "internal label - label" instead of "label - 1b".
830 (PRINT_OPERAND_ADDRESS): For LO_SUM use %l44 on TARGET_CM_MEDMID.
831 (PREDICATE_CODES): Remove sparc_operand, move_operand,
832 v8plus_regcmp_op. Add small_int_or_double, input_operand, and
834 (doublemove_string, output_block_move, output_fp_move_double,
835 output_fp_move_quad, output_move_double, output_move_quad,
836 output_scc_insn, singlemove_string, mem_aligned_8, move_operand,
837 sparc_operand, v8plus_regcmp_op, v8plus_regcmp_p): Remove externs.
838 (sparc_emit_set_const32, sparc_emit_set_const64,
839 sparc_emit_set_symbolic_const64, input_operand, zero_operand,
840 mem_min_alignment, small_int_or_double): Add externs.
841 * config/sparc/sparc.md: Document the many uses of UNSPEC and
842 UNSPEC_VOLATILE in this backend.
843 (define_function_unit ieu): Rename to ieu_unnamed. Add move and
844 unary to types which execute in it.
845 (define_function_unit ieu_shift): Rename to ieu0.
846 (define_function_unit ieu1): New, executes compare, call, and
847 uncond_branch type insns.
848 (define_function_units for type fdivs, fdivd, fsqrt): These
849 execute in the fpu multiply unit not the adder on UltraSparc.
850 (define_expand cmpdi): Disallow TARGET_V8PLUS.
851 (define_insn cmpsi_insn): Rename to cmpsi_insn_sp32.
852 (define_insn cmpsi_insn_sp64): New, same as sp32 variant except it
853 allows the arith_double_operand predicate and rHI constraint when
855 (define_insn cmpdi_sp64, cmpsf_fpe, cmpdf_fpe, cmptf_fpe,
856 cmpsf_fp, cmpdf_fp, cmptf_fp, sltu_insn, neg_sltu_insn,
857 neg_sltu_minux_x, neg_sltu_plus_x, sgeu_insn, neg_sgeu_insn,
858 sltu_plus_x, sltu_plus_x, sltu_plus_x_plus_y, x_minus_sltu,
859 sgeu_plus_x, x_minus_sgeu, movqi_cc_sp64, movhi_cc_sp64,
860 movsi_cc_sp64, movdi_cc_sp64, movsf_cc_sp64, movdf_cc_sp64,
861 movtf_cc_sp64, movqi_cc_reg_sp64, movhi_cc_reg_sp64,
862 movsi_cc_reg_sp64, movdi_cc_reg_sp64, movsf_cc_reg_sp64,
863 movdf_cc_reg_sp64, movtf_cc_reg_sp64, zero_extendhisi2_insn,
864 cmp_siqi_trunc, cmp_siqi_trunc_set, sign_extendhisi2_insn,
865 sign_extendqihi2_insn, sign_extendqisi2_insn,
866 sign_extendqidi2_insn, sign_extendhidi2_insn,
867 extendsfdf2, extendsftf2, extenddftf2, truncdfsf2, trunctfsf2,
868 trunctfdf2, floatsisf2, floatsidf2, floatsitf2, floatdisf2,
869 floatdidf2, floatditf2, fix_truncsfsi2, fix_truncdfsi2,
870 fix_trunctfsi2, fix_truncsfdi2, fix_truncdfdi2, fix_trunctfdi2,
871 adddi3_sp64, addsi3, cmp_ccx_plus, cmp_cc_plus_set, subdi_sp64,
872 subsi3, cmp_minus_ccx, cmp_minus_ccx_set, mulsi3, muldi3,
873 muldi3_v8plus, cmp_mul_set, mulsidi3, mulsidi3_v8plus,
874 const_mulsidi3_v8plus, mulsidi3_sp32, const_mulsidi3,
875 smulsi3_highpart_v8plus, unnamed subreg mult,
876 const_smulsi3_highpart_v8plus, smulsi3_highpart_sp32,
877 const_smulsi3_highpart, umulsidi3_v8plus, umulsidi3_sp32,
878 const_umulsidi3, const_umulsidi3_v8plus, umulsi3_highpart_v8plus,
879 const_umulsi3_highpart_v8plus, umulsi3_highpart_sp32,
880 const_umulsi3_highpart, divsi3, divdi3, cmp_sdiv_cc_set, udivsi3,
881 udivdi3, cmp_udiv_cc_set, smacsi, smacdi, umacdi, anddi3_sp64,
882 andsi3, and_not_di_sp64, and_not_si, iordi3_sp64, iorsi3,
883 or_not_di_sp64, or_not_si, xordi3_sp64, xorsi3, xor_not_di_sp64,
884 xor_not_si, cmp_cc_arith_op, cmp_ccx_arith_op,
885 cmp_cc_arith_op_set, cmp_ccx_arith_op_set, cmp_ccx_xor_not,
886 cmp_cc_xor_not_set, cmp_ccx_xor_not_set, cmp_cc_arith_op_not,
887 cmp_ccx_arith_op_not, cmp_cc_arith_op_not_set,
888 cmp_ccx_arith_op_not_set, negdi2_sp64, cmp_cc_neg, cmp_ccx_neg,
889 cmp_cc_set_neg, cmp_ccx_set_neg, one_cmpldi2_sp64, cmp_cc_not,
890 cmp_ccx_not, cmp_cc_set_not, cmp_ccx_set_not, addtf3, adddf3,
891 addsf3, subtf3, subdf3, subsf3, multf3, muldf3, mulsf3,
892 muldf3_extend, multf3_extend, divtf3, divdf3, divsf3, negtf2,
893 negdf2, negsf2, abstf2, absdf2, abssf2, sqrttf2, sqrtdf2, sqrtsf2,
894 ashlsi3, ashldi3, unnamed DI ashift, cmp_cc_ashift_1,
895 cmp_cc_set_ashift_1, ashrsi3, ashrdi3, unnamed DI ashiftrt,
896 ashrdi3_v8plus, lshrsi3, lshrdi3, unnamed DI lshiftrt,
897 lshrdi3_v8plus, tablejump_sp32, tablejump_sp64, call_address_sp32,
898 call_symbolic_sp32, call_address_sp64, call_symbolic_sp64,
899 call_address_struct_value_sp32, call_symbolic_struct_value_sp32,
900 call_address_untyped_struct_value_sp32,
901 call_symbolic_untyped_struct_value_sp32, call_value_address_sp32,
902 call_value_symbolic_sp32, call_value_address_sp64,
903 call_value_symbolic_sp64, branch_sp32, branch_sp64,
904 flush_register_windows, goto_handler_and_restore,
905 goto_handler_and_restore_v9, goto_handler_and_restore_v9_sp64,
906 flush, all ldd/std peepholes, return_qi, return_hi, return_si,
907 return_addsi, return_di, return_adddi, return_sf, all call+jump
908 peepholes, trap, unnamed trap insns): Prettify output strings.
909 (define_insn anddi3_sp32, and_not_di_sp32, iordi3_sp32,
910 or_not_di_sp32, xordi3_sp32, xor_not_di_sp32, one_cmpldi2):
911 Likewise and force + implement splits for integer cases.
912 (define_insn return_sf_no_fpu): Likewise and allow to match when
913 no-fpu because of our subreg SFmode splits.
914 (define_insn zero_extendqihi2, zero_extendqisi2_insn,
915 zero_extendqidi2_insn, zero_extendhidi2_insn,
916 zero_extendsidi2_insn, sign_extendsidi2_insn): Likewise and use
917 input_operand for second operand.
918 (cmp_minus_cc, cmp_minus_cc_set): Likewise and use
919 reg_or_0_operand for operand 2 so new splits can use it.
920 (cmp_zero_extendqisi2, cmp_zero_extendqisi2_set, cmp_cc_plus,
921 cmp_cc_xor_not): Likewise and don't forget to check TARGET_LIVE_G0
923 (cmp_zero_extract, cmp_zero_extract_sp64): Likewise and allow
924 CONST_DOUBLEs for operand 2.
925 (define_insn move_label_di): Likewise and label distance
926 optimization because it no longer works with new deferred case
927 vector scheme. To be revisited.
928 (define_insn x_minus_y_minus_sltu, x_minus_sltu_plus_y): Likewise
929 and allow reg_or_0_operand and J constraint for second operand.
930 (define_insn jump): Set branch predict taken on V9.
931 (define_insn tablejump): Emit LABEL_REF + PLUS memory address for
932 new deferred case vector scheme.
933 (define_insn pic_tablejump_32, pic_tablejump_64): Remove.
934 (define_insn negdi2_sp32): Force + implement splits.
935 (define_insn negsi2, one_cmplsi2): Rename to negsi2_not_liveg0 and
936 one_cmplsi2_not_liveg0 respectively, and create expander of original
937 names which emit special rtl for TARGET_LIVE_G0.
938 (define_insn cmpdi_v8plus, scc_si, scc_di): Remove.
939 (define_insn seq, sne, slt, sge, sle, sltu, sgeu): Don't do
940 gen_compare_reg, FAIL instead.
941 (define_insn sgtu, sleu): Likewise and check gen_s*() return
942 values when trying to reverse condition codes, if they FAIL then
944 (define_insn snesi_zero, neg_snesi_zero, snesi_zero_extend,
945 snedi_zero, neg_snedi_zero, snedi_zero_trunc, seqsi_zero,
946 neg_seqsi_zero, seqsi_zero_extend, seqdi_zero, neg_seqdi_zero,
947 seqdi_zero_trunc, x_plus_i_ne_0, x_minus_i_ne_0, x_plus_i_eq_0,
948 x_minus_i_eq_0): Add new splits to perform these multi-insn cases,
949 set output string to # to indicate they are mandatory splits.
950 (define_insn pic_lo_sum_si, pic_sethi_si, pic_lo_sum_di,
951 pic_sethi_di, move_pic_label_si): Remove.
952 (define_insn movsi_low_sum, movsi_high, movsi_lo_sum_pic,
953 movsi_high_pic, movsi_pic_label_reg): New patterns to take their
955 (define_expand movsi_pic_label_ref, define_insn
956 movsi_high_pic_label_ref, movsi_lo_sum_pic_label_ref): New
957 expander and insns to handle PIC label references and deferred
959 (define_insn get_pc_via_rdpc): Comment out as it is no longer
961 (define_expand movqi, movhi, movsi, movdi, movsf, movdf, movtf):
962 Rewrite to not use emit_move_sequence, make use of new constant
963 formation code, and new splits for all multi-insn cases.
964 (define_insn movqi_insn): Remove sethi case, it can never happen.
965 Use reg_or_zero_operand instead of const0_rtx explicit test,
966 use input_operand instead of move_operand for source, and use
967 general_operand now for dest.
968 (define_insn movhi_insn): Similar but leave sethi case.
969 (define_insn lo_sum_qi, store_qi, store_hi): Remove.
970 (define_insn sethi_hi lo_sum_hi): Rename to movhi_high and
971 movhi_lo_sum respectively, prettify output string.
972 (define_insn movsi_zero_liveg0): New pattern to put zero into a
973 register when needed on TARGET_LIVE_G0.
974 (define_insn movsi_insn): Use general_operand and input_operand
975 for dest and src respectively. Simplify applicability test.
976 Prettify output strings, and add clr alternative for J
978 (define_insn movdi_sp32_v9, movdi_sp32, define_splits for
979 deprecated std and reg-reg DI moves): Remove and...
980 (define_insn movdi_insn_sp32, movdi_insn_sp64): Replace with new
981 implementation which uses forced splits for all non-single insn
983 (define_split DI move cases on !arch64): New splits to handle all
984 situations of 64-bit double register DImode on 32bit, and
985 unaligned registers and memory addresses for all subtargets.
986 (define_insn movsf_const_insn, movdf_const_insn, store_sf):
988 (define_insn movsf_insn, movsf_no_f_insn): Use general_operand and
989 input_operand for dest and src respectively, prettify output
991 (define_insn movdf_insn, movdf_no_e_insn, store_df,
992 movtf_const_insn, movtf_insn, movtf_no_e_insn, store_tf): Remove
994 (define_insn movdf_insn_sp32, movdf_no_e_insn_sp32,
995 movdf_insn_sp64, movdf_no_e_insn_sp64, movtf_insn,
996 movtf_no_e_insn_sp32, movtf_insn_hq_sp64, movtf_insn_sp64,
997 movtf_no_e_insn_sp64) Replace with new
998 implementation which uses forced splits for all non-single insn
1000 (define_split DF move cases): New splits in similar vein to DI
1002 (define_insn sethi_di_medlow, sethi_di_medium_pic,
1003 sethi_di_embmedany_data, sethi_di_embmedany_text, sethi_di_sp64,
1004 movdi_sp64_insn): Remove old v9 code model and constant loading
1006 (define_insn pic_lo_sum_di, pic_sethi_di,
1007 sethi_di_medlow_embmedany_pic, sethi_di_medlow, losum_di_medlow,
1008 seth44, setm44, setl44, sethh, setlm, sethm, setlo,
1009 embmedany_sethi, embmedany_losum, embmedany_brsum,
1010 embmedany_textuhi, embmedany_texthi, embmedany_textulo,
1011 embmedany_textlo, movdi_lo_sum_sp64_cint, movdi_lo_sum_sp64_dbl,
1012 movdi_high_sp64_cint, movdi_high_sp64_dbl): Replace with new
1013 scheme, using unspecs, secondary reloads, and one to one sparc
1014 insn to rtl insn mapping for better scheduling and code gen.
1015 (define_expand reload_indi, reload_outdi): Reload helpers for
1016 MEDANY and EMBMEDANY symbol address loading cases which require a
1018 (define_expand movsicc): Remove v8plus_regcmp cases.
1019 (define_insn movdi_cc_sp64_trunc, movdi_cc_reg_sp64_trunc,
1020 cmp_zero_extendqidi2, cmp_zero_extendqidi2_set, cmp_qidi_trunc,
1021 cmp_diqi_trunc_set): New patterns used by some of the new scc
1023 (define_insn xordi3_sp64_dbl): New pattern used for constant
1024 formation when crossing from 32-bit targets.
1025 (define_insn movsi_cc_reg_v8plus, v8plus_clear_high, and helper
1027 (define_insn addx, subx): Make visible and prettify.
1028 (define_insn adddi3_insn_sp32): Likewise and force split.
1029 (define_insn addx_extend, subx_extend, unnamed): New patterns for
1030 64bit scc split usage.
1031 (define_insn unnamed plusDI zero_extend, unnamed minusDI
1032 zero_extend, subdi3): Force and implement splits.
1034 * final.c (final_scan_insn): Don't output labels if target
1035 specifies ASM_OUTPUT_ADDR_{DIFF}_VEC. Do these macro operations
1038 * reorg.c (dbr_schedule): When taking on BR_PRED notes at the end,
1039 don't forget to walk inside SEQUENCESs too as these are what the
1040 delay slot scheduler will create.
1042 Mon Aug 10 01:21:01 1998 Richard Henderson <rth@cygnus.com>
1044 * alpha.md (extxl+1,+2): New patterns to work around
1047 Sat Aug 8 19:20:22 1998 Gary Thomas (gdt@linuxppc.org)
1049 * rs6000.c (rs6000_allocate_stack_space) Fix typo which
1050 caused bad assembly code to be generated.
1052 Sat Aug 8 18:53:28 1998 Jeffrey A Law (law@cygnus.com)
1054 * netbsd.h: Fix typo.
1056 Mon Aug 3 00:06:42 1998 Robert Lipe <robertl@dgii.com>
1058 * config.sub: Fix typo.
1060 Sun Aug 2 22:39:08 1998 Hans-Peter Nilsson <hp@axis.se>
1062 * invoke.texi (Environment Variables): Typo: Change "ascpects"
1064 (Running Protoize): Typo: Change "ther" into "other".
1066 Sun Aug 2 00:42:50 1998 Jeffrey A Law (law@cygnus.com)
1068 * i386/netbsd.h: Undo previous change to DWARF2_UNWIND_INFO.
1069 * m68k/netbsd.h: Likewise.
1070 * ns32k/netbsd.h: Likewise.
1071 * sparc/netbsd.h: Likewise.
1073 Sat Aug 1 17:59:30 1998 Richard Henderson <rth@cygnus.com>
1075 * ginclude/va-alpha.h (va_list): Use a typedef, not a define.
1076 * ginclude/va-clipper.h (va_list): Likewise.
1078 Fri Jul 31 20:22:02 1998 Michael Meissner <meissner@cygnus.com>
1080 * rs6000.c (rs6000_override_options): If big endian and -Os, use
1081 load/store multiple instructions unless user overrides.
1083 Fri Jul 31 17:08:59 1998 Jeffrey A Law (law@cygnus.com)
1085 * ns32k/netbsd.h: Fix typo.
1087 Fri Jul 31 10:23:55 1998 Doug Evans <devans@canuck.cygnus.com>
1089 * m32r/m32r.h (ASM_OUTPUT_SOURCE_LINE): Always output line number
1090 labels with .debugsym if no parallel insns.
1092 Thu Jul 30 19:15:53 1998 Richard Henderson <rth@cygnus.com>
1094 * alpha.md (fp cmp): Replicate patterns for ALPHA_TP_INSN.
1095 (fcmov): Remove ALPHA_TP_INSN patterns -- fcmov doesn't trap.
1097 Thu Jul 30 19:50:15 1998 David Edelsohn <edelsohn@mhpcc.edu>
1099 * rs6000/x-aix43 (AR_FOR_TARGET_FLAGS): Delete.
1100 (AR_FOR_TARGET): Define.
1102 Thu Jul 30 12:29:12 1998 Mark Mitchell <mark@markmitchell.com>
1104 * dyn-string.h: New file.
1105 * dyn-string.c: Likewise.
1106 * Makefile.in (OBJS): Add dyn-string.o.
1107 (dwarf2out.o): Add dyn-string.h dependency.
1108 (dyn-string.o): List dependencies.
1109 * dwarf2out.c: Include dyn-string.h.
1110 (ASM_NAME_TO_STRING): Use dyn_string_append, rather than strcpy.
1111 (addr_const_to_string): Take a dyn_string_t, not a char* as a
1112 prototype. Use dyn_string_append rather than strcat, throughout.
1113 (addr_to_string): Use dyn_string_t.
1115 Thu Jul 30 13:08:07 1998 Ken Raeburn <raeburn@cygnus.com>
1117 Function entry/exit profiling instrumentation:
1118 * expr.h (profile_function_entry_libfunc,
1119 profile_function_exit_libfunc): Declare new variables.
1120 * optabs.c: Define them here.
1121 (init_optabs): Initialize them.
1122 * tree.h (struct tree_decl): New flag
1123 no_instrument_function_entry_exit.
1124 (DECL_NO_INSTRUMENT_FUNCTION_ENTRY_EXIT): New accessor macro.
1125 * c-decl.c (duplicate_decls): Merge it.
1126 * c-common.c (enum attrs): New value A_NO_INSTRUMENT_FUNCTION.
1127 (init_attributes): Use it for "no_instrument_function".
1128 (decl_attributes): Handle it, for functions that have not yet been
1129 compiled. Set decl flag.
1130 * flags.h (flag_instrument_function_entry_exit): Declare new
1132 * toplev.c (flag_instrument_function_entry_exit): Define it here.
1133 (f_options): New option "instrument-functions".
1134 * function.h (struct function): New field instrument_entry_exit.
1135 * function.c (current_function_instrument_entry_exit): New
1137 (push_function_context_to, pop_function_context_from): Save and
1139 (expand_function_start): Set current_ variable, maybe emit return
1140 label and entry profile call.
1141 (expand_function_end): Maybe emit exit profile call.
1143 Thu Jul 30 00:58:34 1998 Jeffrey A Law (law@cygnus.com)
1145 * i386.md (movqi): When optimizing a load of (const_int 1) into a
1146 NON_QI_REG_P, pretend the register is SImode.
1148 Wed Jul 29 23:49:23 1998 Todd Vierling <tv@netbsd.org>
1150 * configure.in: Use xm-netbsd.h as the NetBSD xm file (not xm-siglist).
1151 Accept arm32 as arm, m68k4k as m68k, mipsle as mips-dec, and any
1152 manufacturer id for ns32k.
1153 * configure: Regenerated.
1154 * config/netbsd.h: When using ASM_WEAKEN_LABEL, make it global too.
1155 * config/t-netbsd: Don't compile libgcc1-test as the fns are in libc.
1156 * config/i386/netbsd.h: Undefine DWARF2_UNWIND_INFO, not define as 0.
1157 * config/m68k/netbsd.h: Same.
1158 * config/ns32k/netbsd.h: Same.
1159 * config/sparc/netbsd.h: Same.
1161 Wed Jul 29 22:39:21 1998 Jeffrey A Law (law@cygnus.com)
1163 * unroll.c (unroll_loop): Do not abort for an UNROLL_MODULO
1164 or UNROLL_COMPLETELY loop that starts with a jump to its
1167 Wed Jul 29 22:18:14 1998 David Edelsohn <edelsohn@mhpcc.edu>
1169 * rs6000/rs6000.md (absdi2 define_split): Swap operands of MINUS.
1170 * rs6000/rs6000.c (mask64_operand): Use HOST_BITS_PER_WIDE_INT.
1171 (print_operand, case 'B'): Don't fall through.
1172 (print_operand, case 'S'): Correct mask begin/end computation.
1173 Use HOST_BITS_PER_WIDE_INT.
1174 * rs6000/rs6000.h (CPP_PREDEFINES): Define _LONG_LONG.
1175 (CONDITIONAL_REGISTER_USAGE): GPR13 fixed if TARGET_64BIT.
1176 * rs6000/aix41.h (CPP_PREDEFINES): Same.
1177 * rs6000/aix43.h (CPP_PREDEFINES): Same.
1179 Wed Jul 29 11:47:10 1998 Nick Clifton <nickc@cygnus.com>
1181 * config/arm/thumb.md (extendqisi2_insn): Remove earlyclobber
1182 constraint from second alternative.
1184 Tue Jul 28 23:29:04 1998 Jason Merrill <jason@yorick.cygnus.com>
1186 * configure.in: Fix --without/--disable cases for local-prefix,
1187 gxx-include-dir and checking.
1189 Tue Jul 28 22:01:23 1998 David S. Miller <davem@pierdol.cobaltmicro.com>
1191 * configure.in (enable_haifa): Set by default for sparc64 too.
1194 Tue Jul 28 23:29:04 1998 Jason Merrill <jason@yorick.cygnus.com>
1196 * i386/cygwin32.h (VALID_MACHINE_TYPE_ATTRIBUTE): New macro.
1197 * i386/winnt.c (associated_type): New fn.
1198 (i386_pe_valid_type_attribute_p): New fn.
1199 (i386_pe_check_vtable_importexport): Remove.
1200 (i386_pe_dllexport_p): Use associated_type.
1201 (i386_pe_dllimport_p): Likewise.
1203 From Antonio M. O. Neto <anmendes@cruzeironet.com.br>:
1204 * i386.c (i386_valid_type_attribute_p): Also accept
1205 attributes for METHOD_TYPEs.
1207 Tue Jul 28 23:17:39 1998 Peter Gerwinski <peter@gerwinski.de>
1209 * tree.c (build_range_type): Copy TYPE_SIZE_UNIT.
1211 Tue Jul 28 22:31:12 1998 Craig Burley <burley@gnu.org>
1213 * gcc.c: Fix commentary describing %g, %u, %U, and %O.
1215 * gcc.c (do_spec_1): Fix handling of %g%O and %U%O to prevent
1216 them from generating a new base name for each occurence of
1219 1998-07-28 Vladimir N. Makarov <vmakarov@cygnus.com>
1221 * cse.c (cse_insn): Enable subsitution inside libcall only for REG,
1223 * rtlanal.c (replace_rtx): Prohibit replaces in CONST_DOUBLE.
1227 * cplus-dem.c (type_kind_t): New type.
1228 (demangle_template_value_parm): Add type_kind_t parameter. Rely
1229 on this paramter, rather than demangling the type again.
1230 (demangle_integral_value): Pass tk_integral.
1231 (demangle_template_: Pass the value returned from do_type.
1232 (do_type): Return a type_kind_t. Pass tk_integral to
1233 demangle_template_value_parm for array bounds.
1234 (demangle_fund_type): Likewise.
1236 Mon Jul 27 00:54:41 1998 Jason Merrill <jason@yorick.cygnus.com>
1238 * tree.c (simple_cst_equal, case CONSTRUCTOR): OK if the elts are
1241 Mon Jul 27 22:18:36 1998 Jeffrey A Law (law@cygnus.com)
1243 * pa.c (move_operand): Accept CONSTANT_P_RTX.
1245 Mon Jul 27 17:18:52 1998 Dave Brolley <brolley@cygnus.com>
1247 * stor-layout.c (layout_type): Handle arrays of bits, for Chill.
1249 * expr.c (get_inner_reference): Handle zero-based, unsigned, array
1252 Mon Jul 27 14:51:33 1998 Jeffrey A Law (law@cygnus.com)
1254 * mn10300.h (DEBUGGER_AUTO_OFFSET): Define.
1255 (DEBUGGER_ARG_OFFSET): Likewise.
1257 * mn10300.md (movsf): Remove last change. Not needed.
1259 Mon Jul 27 14:22:36 1998 Dave Brolley <brolley@cygnus.com>
1261 * c-lex.c (yylex): Fix boundary conditions in character literal and
1262 string literal loops.
1264 Mon Jul 27 11:43:54 1998 Stan Cox <scox@cygnus.com>
1266 * longlong.h (count_leading_zeros): Sparclite scan instruction was
1267 being invoked incorrectly.
1269 * i386.c (ix86_prologue): Added SUBTARGET_PROLOGUE invocation.
1270 * i386/cygwin32.h (STARTFILE_SPEC, LIB_SPEC, SUBTARGET_PROLOGUE):
1272 * i386/win32.h: New file. Hybrid mingw32.h/cygwin32.h configuration.
1273 * configure.in: Added i[34567]86-*-win32
1274 * config.sub: Ditto.
1275 * configure: Rebuilt.
1277 Sun Jul 26 01:11:12 1998 H.J. Lu (hjl@gnu.org)
1279 * i386.h (CONST_DOUBLE_OK_FOR_LETTER_P): Return 0 when eliminating
1280 the frame pointer and compiling PIC code and reload has not completed.
1282 * i386.c (output_to_reg): Add code to emulate non-popping DImode
1285 Sun Jul 26 01:01:32 1998 Jeffrey A Law (law@cygnus.com)
1287 * regmove.c (regmove_optimize): Fix typo initializing regmove_bb_head.
1289 Sat Jul 25 23:29:23 1998 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1291 * Makefile.in (install-info): Only try to update the info
1292 directory file if it exists in the first place.
1294 Fri Jul 24 18:58:37 1998 Klaus Espenlaub <kespenla@student.informatik.uni-ulm.de>
1296 * rs6000.h (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Delete.
1298 Fri Jul 24 14:20:26 1998 Jeffrey A Law (law@cygnus.com)
1300 * mn10300.md (movqi, movhi, movsi, movsf): Correctly handle
1301 CONST_DOUBLE source.
1303 Fri Jul 24 11:17:04 1998 Nick Clifton <nickc@cygnus.com>
1305 * config/arm/thumb.c (thumb_print_operand): Decode %_ in asm
1306 strings as the insertion of USER_LABEL_PREFIX.
1307 * config/arm/thumb.h (PRINT_OPERAND_PUNCT_VALID_P): Accept _ as a
1309 * config/arm/thumb.md: Use %_ as a prefix to gcc library function
1312 Thu Jul 23 18:53:20 1998 Jim Wilson <wilson@cygnus.com>
1314 * dbxout.c (dbxout_range_type): Only call dbxout_type_index for
1315 already defined type.
1317 Thu Jul 23 13:49:41 1998 Jeffrey A Law (law@cygnus.com)
1319 * expr.c (check_max_integer_computation_mode): Allow conversions
1320 of constant integers to MAX_INTEGER_COMPUTATION_MODE.
1321 (expand_expr): Likewise.
1323 Thu Jul 23 11:12:06 1998 Alexandre Petit-Bianco <apbianco@cygnus.com>
1325 * expr.c (expand_expr): Expand RETURN_EXPR.
1327 Thu Jul 23 11:00:29 1998 Jim Wilson <wilson@cygnus.com>
1329 * dwarf2out.c (dwarf2out_finish): Call stripattributes on TEXT_SECTION.
1331 Wed Jul 22 19:10:00 1998 Catherine Moore <clm@cygnus.com>
1333 * dwarf2out.c (output_aranges): Call stripattributes
1334 for TEXT_SECTION references.
1335 (output_line_info): Likewise.
1337 Wed Jul 22 14:08:54 1998 David S. Miller <davem@pierdol.cobaltmicro.com>
1339 * profile.c (branch_prob): Call allocate_reg_info after outputting
1340 profile rtl in instrument_arcs.
1342 Wed Jul 22 12:47:49 1998 Jim Wilson <wilson@cygnus.com>
1344 * fixinc.irix (math.h): Install wrapper instead of copying.
1346 Wed Jul 22 12:37:14 1998 Alexandre Petit-Bianco <apbianco@cygnus.com>
1348 * tree.def (EXPR_WITH_FILE_LOCATION): Defined as an 'e' expression
1349 so WFL are expanded correctly when contained in a COMPOUND_EXPR.
1350 * tree.h (EXPR_WFL_EMIT_LINE_NOTE): Change macro not to use
1351 lang_flag_0. Added documentation in the flag table.
1353 Tue Jul 21 23:28:35 1998 Klaus Kaempf <kkaempf@rmi.de>
1355 * cccp.c (do_include): Fix vax c style include handling.
1357 Tue Jul 21 13:28:19 1998 Jason Merrill <jason@yorick.cygnus.com>
1359 * cplus-dem.c (do_type): Use demangle_template_value_parm for arrays.
1361 Sun Jul 12 01:27:05 1998 Jason Merrill <jason@yorick.cygnus.com>
1363 * fold-const.c (non_lvalue): Don't deal with null pointer
1365 (fold, case COMPOUND_EXPR): Wrap a constant 0 in a NOP_EXPR.
1367 Tue Jul 21 15:49:31 1998 David Edelsohn <edelsohn@mhpcc.edu>
1369 * rs6000.h (PREDICATE_CODES): Add CONSTANT_P_RTX.
1370 * rs6000.md (movsi, movdi): Add CONSTANT_P_RTX.
1371 * rs6000.c (short_cint_operand): Add CONSTANT_P_RTX.
1372 (u_short_cint_operand): Same.
1373 (reg_or_cint_operand): Same.
1374 (logical_operand): Same.
1375 (input_operand): Same.
1376 (reg_or_short_operand): Use u_short_cint_operand.
1378 Tue Jul 21 08:56:42 1998 Richard Henderson <rth@cygnus.com>
1380 * alpha.md (fix_truncdfsi2, fix_truncsfsi2): Remove the define_expands,
1381 but keep the insns and splits. Adjust so when the ultimate destination
1382 is memory, use cvtql.
1384 Tue Jul 21 08:55:09 1998 Richard Henderson <rth@cygnus.com>
1386 * flow.c (regno_uninitialized): Fixed regs are never uninitialized.
1388 Tue Jul 21 00:31:01 1998 Jeffrey A Law (law@cygnus.com)
1390 * gcc.c (do_spec): Call "error" not "warning".
1392 * configure.in: Fix minor problems with gas feature detection code.
1393 * configure: Rebuilt.
1395 * gcc.c (do_spec): Issue a warning for '%[]' usage.
1398 * gcc.c: Delete %[spec] support.
1399 (do_spec_1, case '('): Likewise.
1400 (do_spec_1, case '['): Call error.
1402 Mon Jul 20 22:34:17 1998 Richard Henderson <rth@cygnus.com>
1404 * alpha.h (CPP_SPEC): Tidy. Hook to cpp_cpu and cpp_subtarget.
1405 (CPP_SUBTARGET_SPEC): Default to empty string.
1406 (CPP_AM_*, CPP_IM_*, CPP_CPU_*, CPP_CPU_SPEC): New.
1407 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS): New.
1408 * alpha/elf.h (LD_SPEC): Use %(elf_dynamic_linker).
1409 * alpha/linux-elf.h (SUBTARGET_EXTRA_SPECS): New.
1411 * alpha/linux.h (CPP_PREDEFINES): Tidy.
1412 * alpha/netbsd-elf.h (SUBTARGET_EXTRA_SPECS): New.
1413 * alpha/netbsd.h (CPP_PREDEFINES): Tidy.
1414 * alpha/osf.h (CPP_PREDEFINES): Remove bits subsumed by CPP_CPU_SPEC.
1415 * alpha/win-nt.h (CPP_PREDEFINES): Likewise.
1416 * alpha/vsf.h (CPP_PREDEFINES): Likewise.
1417 (CPP_SUBTARGET_SPEC): New. Do this instead of overriding CPP_SPEC.
1418 * alpha/vxworks.h: Likewise.
1420 Mon Jul 20 22:51:57 1998 Ken Raeburn <raeburn@cygnus.com>
1422 * mips.md (reload_outsi): Added missing REGNO call.
1423 (smulsi3_highpart, umulsi3_highpart): Provide prototype for
1425 (mul_acc_di, mul_acc_64bit_di): Don't use match_op_dup, use
1426 another match_operator and compare the codes.
1428 * mips.h (MASK_DEBUG_E, MASK_DEBUG_I): Set to zero.
1430 * MIPS multiply pattern fixes:
1431 * mips.h (enum reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS):
1432 Add union classes for HI, LO, or HILO plus general registers.
1433 (GENERATE_MADD): Deleted.
1434 * mips.md (mulsi3_mult3): Don't disparage output-LO alternative.
1435 Add TARGET_MAD to condition.
1436 (mulsi3): Test HAVE_mulsi3_mult3, not specific flags.
1437 (mul_acc_si): Expand GENERATE_MADD here; it's the only use. Use
1438 "*d" for accumulator, to give preference to LO initially but not
1441 Mon Jul 20 16:16:38 1998 Dave Brolley <brolley@cygnus.com>
1443 * configure.in (enable_c_mbchar): New configure option.
1444 (extra_cpp_objs): Always available now.
1446 * cexp.y (mbchar.h): #include it.
1447 (yylex): Handle Multibyte characters in character literals.
1449 * cccp.c (mbchar.h): #include it.
1450 (main): Set character set based on LANG environment variable.
1451 (rescan): Handle multibyte characters in comments.
1452 (skip_if_group): See above.
1453 (validate_else): See above.
1454 (skip_to_end_of_comment): See above.
1455 (macarg1): See above.
1456 (discard_comments): See above.
1457 (rescan): Handle multibyte characters in string and character literals.
1458 (collect_expansion): See above.
1459 (skip_quoted_string): See above.
1460 (macroexpand): See above.
1461 (macarg1): See above.
1462 (discard_comments): See above.
1463 (change_newlines): See above.
1465 * c-lex.c (mbchar.h): #include it.
1466 (GET_ENVIRONMENT): New macro.
1467 (init_lex): Set character set based on LANG environment variable.
1468 (yylex): Handle multibyte characters in character literals.
1469 (yylex): Handle multibyte characters in string literals.
1471 * Makefile.in (mbchar.o): New target.
1472 (cccp$(exeext)): @extra_cpp_objs@ is always available.
1473 (cppmain$(exeext)): @extra_cpp_objs@ is always available.
1475 * mbchar.[ch]: New files for multibyte character handling.
1477 Mon Jul 20 01:11:11 1998 David S. Miller <davem@pierdol.cobaltmicro.com>
1479 * jump.c (jump_optimize): When simplifying noop moves and
1480 PUSH_ROUNDING, fix thinko so we use same criterion for identifying
1481 the PUSHes to rewrite in second loop as we did in the first.
1483 Sun Jul 19 08:23:53 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1485 * cplus-dem.c (demangle_nested_args): Make function definition
1486 static to match the prototype.
1488 Fri Jul 17 14:58:44 1998 Richard Henderson <rth@cygnus.com>
1490 * alloca.c: Respect USE_C_ALLOCA.
1491 * gencheck.c (xmalloc): Ignore __GNUC__ for definition.
1492 * gengenrtl.c (xmalloc): Likewise.
1494 Fri Jul 17 14:18:14 1998 Richard Henderson <rth@cygnus.com>
1496 * loop.h (struct induction): Add no_const_addval.
1497 * loop.c (the_movables, reg_address_cost): New variables.
1498 (init_loop): Init reg_address_cost.
1499 (loop_optimize): Call end_alias_analysis.
1500 (scan_loop): Init the_movables.
1501 (record_giv): Init induction->no_const_addval.
1502 (basic_induction_var) [PLUS]: Use rtx_equal_p instead of ==.
1503 [REG]: Rearrange loop search test to catch more cases.
1504 (general_induction_var): Return success not benefit; take an extra
1505 argument for that. Change all callers.
1506 (simplify_giv_expr) [PLUS]: Always combine invariants. Use sge_plus.
1507 [MULT]: Use rtx_equal_p instead of ==. Combine simple invariants.
1508 [default]: Search the_movables for additional combinations.
1509 (sge_plus_constant, sge_plus): New functions.
1510 (express_from_1): New function.
1511 (express_from): Always define. Rewrite using express_from_1.
1512 (combine_givs_p): Handle more cases. Ignore address cost.
1513 (cmp_combine_givs_stats): New function.
1514 (combine_givs_used_once, combine_givs_benefit_from): New functions.
1515 (combine_givs): Rewrite to do best-fit combination.
1517 * fold-const.c (operand_equal_p): Handle RTL_EXPR.
1518 (fold): Do a complete (A*C)+(B*C) association check.
1520 Fri Jul 17 11:21:55 1998 Jim Wilson <wilson@cygnus.com>
1522 * function.c (fixup_var_refs_insns): Handle CLOBBER of a CONCAT.
1524 Fri Jul 17 11:48:55 1998 Jeffrey A Law (law@cygnus.com)
1526 * mn10300.c (MODES_TIEABLE_P): Fix typo.
1528 Fri Jul 17 03:26:12 1998 Rihcard Earnshaw (rearnsha@arm.com)
1530 * tree.c (valid_machine_attribute): Only create a new type variant if
1531 there is a decl to use it.
1533 Thu Jul 16 14:48:04 1998 Nick Clifton <nickc@cygnus.com>
1535 * gcc.c (do_spec_1): Cope with %g/%u/%U options which do not have
1538 Fri Jul 17 03:24:40 1998 Hans-Peter Nilsson <hp@axis.se>
1540 * extend.texi (Explicit Reg Vars): Typo: change "may deleted" into "may
1543 Thu Jul 16 14:48:47 1998 Jeffrey A Law (law@cygnus.com)
1545 * mn10300.c (count_tst_insns): New arg oreg_countp. Callers changed.
1546 Simplify tests for clearing an address register.
1547 (expand_prologue): Corresponding changes.
1549 * mn10300.md (movXX patterns): Make sure the destination is an
1550 ADDRESS_REG when substituting "zero_areg" for (const_int 0).
1551 (logical patterns): Split into expanders + patterns
1552 (zero and sign extension patterns): Similarly.
1553 (shift patterns): Similarly.
1555 Thu Jul 16 01:17:44 1998 Richard Henderson <rth@cygnus.com>
1557 * loop.c (emit_iv_add_mult): Scan the entire insn list generated
1558 for the sequence, recording base values.
1560 Wed Jul 15 10:49:55 1998 Richard Henderson <rth@cygnus.com>
1562 * i386.h (CPP_CPU_SPEC): Remove -Asystem(unix).
1564 Tue Jul 14 14:15:30 1998 Nick Clifton <nickc@cygnus.com>
1566 * gcc.c: Remove ANSI-C ism from --help code.
1568 * toplev.c: Support --help with USE_CPPLIB.
1570 Tue Jul 14 14:46:08 1998 Jeffrey A Law (law@cygnus.com)
1572 * configure.in: Rework gas feature code to work with symlink based
1575 * extend.texi: Clarify some issues related to local variables
1576 assigned to explicit registers.
1578 * mn10300.md (mulsi): Turn into expander + pattern.
1580 * mn10300.md (movsi, movsf, movdi, movdf): Remove "x" from I -> a
1583 Tue Jul 14 07:41:59 1998 Richard Earnshaw (rearnsha@arm.com)
1585 * arm/tcoff.h (USER_LABEL_PREFIX): Make it empty to match coff.h.
1587 Tue Jul 14 03:02:44 1998 Jeffrey A Law (law@cygnus.com)
1589 * version.c: Bump again to distinguish mainline tree from the
1592 Tue Jul 14 02:20:38 1998 Jeffrey A Law (law@cygnus.com)
1594 * version.c: Bump to avoid problems with old spec files during
1597 Mon Jul 13 23:11:44 1998 David S. Miller <davem@pierdol.cobaltmicro.com>
1599 * config/sparc/sparc.c (output_scc_insn): Enclose || conditions in
1600 parens while walking over notes.
1601 * config/sparc/sparc.md (reg movdi split): Clean up matching
1603 (all DI arithop splits on 32-bit): Handle immediate arguments
1604 correctly when they are CONST_INTs.
1606 Mon Jul 13 23:57:21 1998 Kamil Iskra <iskra@student.uci.agh.edu.pl>
1608 * m68k/m68k.h (TARGET_SWITCHES): Clear MASK_68040_ONLY for
1609 -m68020-40, -m68020-60 and -m5200.
1611 Mon Jul 13 23:52:05 1998 Weiwen Liu <weiwen.liu@yale.edu>
1613 * gcc.c (do_spec_1): Fix %O handling for secure temporary file
1616 Mon Jul 13 23:42:36 1998 Ralf Corsepius <corsepiu@faw.uni-ulm.de>
1618 * sh/elf.h (MAX_OFILE_ALIGNMENT): Undefine before including svr4.h.
1620 Mon Jul 13 23:36:08 1998 Jim Wilson <wilson@cygnus.com>
1622 * i386/i386.h (CPP_486_SPEC, CPP_586_SPEC, CPP_686_SPEC): New specs.
1623 (CPP_CPU_DEFAULT_SPEC, CPP_CPU_SPEC): Use them.
1624 (EXTRA_SPECS): Support them.
1625 * gcc.c: Delete %[spec] support.
1626 (do_spec_1, case '('): Likewise.
1627 (do_spec_1, case '['): Call error.
1628 * i386/aix386ng.h, cygwin32.h, freebsd-elf.h, gas.h, isc.h,
1629 linux-aout.h, linux-oldld.h, linux.h, osfelf.h, osfrose.h, sco.h,
1630 sco4.h, sco4dbx.h, sco5.h, sol2.h, sysv3.h (CPP_SPEC): Delete
1633 Mon Jul 13 23:31:04 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
1635 * m68k.c (output_scc_di): Use cmpw #0 only for address registers.
1637 Mon Jul 13 23:26:43 1998 Jeffrey A Law (law@cygnus.com)
1639 * tree.h (tree_common): Note front-end dependencies on layout of
1642 Mon Jul 13 23:18:39 1998 Craig Burley <burley@gnu.org>
1644 * stmt.c (expand_expr_stmt): If not assigning fresh
1645 value to last_expr_value, zero it, so old garbage
1646 doesn't get dereferenced.
1648 Mon Jul 13 23:06:55 1998 Henning.Petersen@t-online.de (Henning Petersen)
1650 * gcse.c (hash_scan_insn): Add missing argument declaration.
1652 Mon Jul 13 18:59:13 1998 Jim Wilson <wilson@cygnus.com>
1654 * configure.in (mips-sgi-irix5cross64, mips-sgi-irix5*): Remove
1655 HAVE_INTTYPES_H from xm_defines. Define xm_file to mips/xm-iris5.h.
1656 * mips/xm-iris5.h (USG): Delete.
1658 Mon Jul 13 17:18:47 1998 Nick Clifton <nickc@cygnus.com>
1660 * cccp.c (main): Add support for parsing --help.
1661 (display_help): New function: display command line switches.
1663 * cpplib.c (cpp_handle_option): Add support for parsing --help.
1664 (display_help): New function: display command line switches.
1666 * gcc.c (main): Add support for parsing --help, and passing it on
1667 to the sub-processes invoked by gcc.
1668 (display_help): New function: display comman line switches.
1670 * tm.texi (TARGET_SWITCHES and TARGET_OPTIONS): Document
1671 'description' field added to structure.
1673 * toplev.c: Add support for parsing --help.
1674 Add documentation strings to command line option tables.
1675 (display_help): New function: display comman line switches.
1677 Mon Jul 13 16:15:10 1998 John Carr <jfc@mit.edu>
1679 * sparc.c, sparc.h, sparc.md: New trampoline code.
1680 Allow integer operand 1 to V8+ DImode shift instructions.
1681 Fix bugs in V8+ wide multiply patterns.
1682 In 32 bit mode, split DImode register moves and logical instructions.
1683 Write V9 branch prediction flag.
1684 Use V9 conditional move more often for scc.
1686 Mon Jul 13 15:10:09 1998 Philippe De Muyter <phdm@macqel.be>
1688 * invoke.texi(-fno-builtin): Explain that the names of built-in
1689 functions begin with `__builtin_', not `__'.
1691 Mon Jul 13 19:01:52 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
1693 * reload1.c (reload_reg_free_before_p): Abort for RELOAD_FOR_OUTPUT.
1695 Mon Jul 13 10:50:17 1998 Mark Mitchell <mark@markmitchell.com>
1697 * cplus-dem.c (SCOPE_STRING): Remove DMGL_JAVA stuff.
1698 (cplus_demangle_opname): Initialize work.
1699 (demangle_template): Remove is_java_array.
1700 (do_type): Remove DMGL_JAVA stuff.
1701 (long_options): Remove "java".
1702 (main): Remove 'j' option.
1704 Mon Jul 13 10:19:00 1998 Jeffrey A Law (law@cygnus.com)
1706 * mn10300.h (REG_CLASS_FROM_LETTER): Map 'y' to SP_REGS.
1707 Handle 'x' as NO_REGS for this cpu.
1708 (REGNO_OK_FOR_BIT_BASE_P): Define.
1709 (REG_OK_FOR_BIT_BASE_P): Define.
1710 (GO_IF_LEGITIMATE_ADDRESS): Use them.
1711 (REG_OK_FOR_INDEX_P): Tweak.
1712 * mn13000.c (REG_SAVE_BYTES): Define.
1713 (expand_epilogue, initial_offset): Use it.
1714 (secondary_reload_class): Slightly reformat.
1715 (output_tst): Tweak comments.
1716 * mn10300.md: Change 'x' to 'y' for SP_REGS. Then add 'x' to many
1718 (addsi3): Turn into a define_expand/define_insn pair. Rework code for
1719 three operand addition case to be more efficient.
1720 (subsi3): Turn into a define_expand/define_insn pair.
1722 * expr.c (expand_expr): Only set MEM_IN_STRUCT_P if the memory address
1723 is not varying for REFERENCE_TYPE or when we think we might have found
1724 an optimized access to the first element in an array.
1726 Mon Jul 13 02:24:08 1998 David S. Miller <davem@pierdol.cobaltmicro.com>
1728 * regclass.c (reg_scan_mark_refs): New arg min_regno. Only update
1729 regscan information for REGs with numbers greater than or equal to
1730 this. All callers changed.
1731 (reg_scan_update): New function to efficiently update regscan
1732 information on the fly.
1733 * rtl.h: Add prototype.
1734 * jump.c (jump_optimize): Call it when we make a transformation
1735 which generates new pseudo-REGs.
1737 Sun Jul 12 13:08:14 1998 Jeffrey A Law (law@cygnus.com)
1739 * collect2.c (main): Use "-x c" instead of "-lang-c" for force the
1740 compiler into C mode.
1742 Sun Jul 12 01:27:05 1998 Jason Merrill <jason@yorick.cygnus.com>
1744 * cplus-dem.c (demangle_nested_args): Return a value.
1746 * tree.h (TYPE_P): New macro.
1748 Sat Jul 11 16:19:48 1998 Mark Mitchell <mark@markmitchell.com>
1750 * cplus-dem.c (string): Move definition before work_stuff.
1751 (work_stuff): Add volatile_type, forgetting_types,
1752 previous_argument, and nrepeats fields.
1753 (SCOPE_STRING): New macro.
1754 (demangle_template): Add `remember' parameter. Add comment.
1755 Register the `B' code type here, if remembering. Tidy. Fix crash
1756 on NULL tmpl_argvec. Be consistent with use of tname/trawname.
1757 (demangle_nested_args): New function.
1758 (internal_cplus_demangle): Handle volatile-qualified member
1760 (mop_up): Delete the previous_argument string if present.
1761 (demangle_signature): Tidy. Handle volatile-qualified member
1762 functions. Handle back-references using the `B' code. Use extra
1763 parameter to demangle_template and SCOPE_STRING where appropriate.
1764 (demangle_template_value_parm): Fix thinko; 'B' is not an integral
1766 (demangle_class): Use SCOPE_STRING.
1767 (gnu_special): Pass additional argument to demangle_template.
1769 (demangle_qualified): Save qualified types for later
1770 back-references. Handle constructors and destructors for template
1772 (do_type): Tidy. Use SCOPE_STRING. Pass extra argument to
1773 demangle_template. Use demangled_nested_args. Don't remember
1774 qualified types here; that's now done in demangle_qualified.
1775 Similarly for templates.
1776 (do_arg): Improve commment. Handle 'n' repeat code.
1777 (remember_type): Check forgetting_types.
1778 (demangle_args): Deal with 'n' repeat codes. Tidy.
1780 Sat Jul 11 02:59:08 1998 Richard Earnshaw <rearnsha@arm.com>
1782 * arm.md (extendhisi2_mem, movhi, movhi_bytes): Propagate the volatile
1783 and structure attribute flags to MEMs generated.
1784 (splits for sign-extended HI & QI mode from memory): Also propagate
1787 * configure.in (thumb-*-coff*): Don't cause fixincludes to be run.
1789 Fri Jul 10 19:06:59 1998 Michael Meissner <meissner@cygnus.com>
1791 * varray.h: Include system.h if it hasn't already been included
1792 before to get size_t declared.
1794 Fri Jul 10 12:53:58 1998 David S. Miller <davem@pierdol.cobaltmicro.com>
1796 * jump.c (jump_optimize): If after_regscan and our transformations
1797 generate new REGs, rerun reg_scan.
1799 Fri Jul 10 11:50:43 EDT 1998 Andrew MacLeod <amacleod@cygnus.com>
1801 * config/i960/i960.c (i960_address_cost): MEMA operands with
1802 positive offsets < 4096 are free.
1804 Fri Jul 10 12:34:37 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
1806 * config/m68k/m68k.c (const_uint32_operand): Recognize
1808 (const_sint32_operand): Likewise.
1810 Thu Jul 9 22:58:59 1998 Jeffrey A Law (law@cygnus.com)
1812 * Makefile.in (alias.o): Depend on $(EXPR_H).
1814 Thu Jul 9 18:24:56 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
1816 * reload1.c (choose_reload_regs): If using an equivalence from
1817 find_equiv_reg and reg_reloaded_valid is not set for this register,
1818 clear the associated spill_reg_store.
1820 Thu Jul 9 18:12:49 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
1822 * reload1.c (emit_reload_insns): If an output reload copies only
1823 to a secondary reload register, indicate that the secondary reload
1824 does the actual store.
1826 Thu Jul 9 18:01:05 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
1828 * reload.c (find_equiv_reg): If need_stable_sp is set,
1829 check if stack pointer is changed directly in a PARALLEL.
1831 Thu Jul 9 10:38:14 1998 Jeffrey A Law (law@cygnus.com)
1833 * jump.c (duplicate_loop_exit_test): Fix thinko.
1835 Thu Jul 9 01:30:37 1998 Joel Sherrill <joel@OARcorp.com>
1836 Ralf Corsepius <corsepiu@faw.uni-ulm.de>
1838 * config/i386/rtemself.h: Updated to keep in sync with
1839 config/i386/linux.h.
1841 * configure.in: Added sh-rtemself.
1842 * configure: Rebuilt.
1843 * config/sh/rtems.h: Removed -D__ELF__ since it is now COFF.
1844 * config/sh/rtemself.h: New file.
1846 * config/rs6000/rtems.h: Defined STARTFILE_DEFAULT_SPEC.
1848 Wed Jul 8 21:43:14 1998 Jeffrey A Law (law@cygnus.com)
1850 * configure.in: Check if the assembler supports ".balign" and
1851 ".p2align" and define HAVE_GAS_BALIGN_AND_P2ALIGN appropriately.
1852 * acconfig.h (HAVE_GAS_BALIGN_AND_P2ALIGN): New tag.
1853 * i386/gas.h (ASM_OUTPUT_ALIGN): If the assembler has support for
1854 ".balign" then use it.
1856 * print-rtl.c (print_rtx): Revert previous patch.
1858 * jump.c (duplicate_loop_exit_test): Do not duplicate the loop exit
1859 test if the exit code has an insn with ASM_OPERANDS.
1861 * i386/cygwin32.h (STDIO_PROTO): Fix typo.
1862 * m32r.h (STDIO_PROTO): Fix typo.
1864 * pa.h (LEGITIMIZE_RELOAD_ADDRESS): Handle addresses created by
1865 LEGITIMIZE_RELOAD_ADDRESS.
1866 * tm.texi (LEGITIMIZE_RELOAD_ADDRESS): Note that this macro must be
1867 able to handle addresses created by previous invocations of the macro.
1869 * flow.c (find_auto_inc): Remove most recent change. Real bug was
1872 * cse.c (count_reg_usage): Count registers used in addresses of
1875 Wed Jul 8 15:08:29 1998 Jim Wilson <wilson@cygnus.com>
1877 * Makefile.in (STAGESTUFF): Readd line lost during June 9 FSF merge.
1879 * configure.in (mips64orion-*-rtems*): Use elf64.h not elfl64.h.
1881 1998-07-08 Vladimir N. Makarov <vmakarov@cygnus.com>
1883 * config/fp-bit.c (__gexf2, __fixxfsi, __floatsixf): Add function
1886 * toplev.c (lang_options): Add -Wlong-long, -Wno-long-long
1888 * c-decl.c (warn_long_long): Define.
1889 (c_decode_option): Parse -Wlong-long, -Wno-long-long options.
1890 (grokdeclarator): Add flag `warn_long_long' as guard for
1891 warning "ANSI C does not support `long long'".
1892 * invoke.texi: Add description of options -Wlong-long,
1894 * gcc.1: The same as above.
1896 Wed Jul 8 02:43:34 1998 Jeffrey A Law (law@cygnus.com)
1898 * rtlanal.c (reg_overlap_mentioned_p): Handle STRICT_LOW_PART. If
1899 either argument is CONSTANT_P, then return zero.
1900 * reload.c (reg_overlap_mentioned_for_reload_p): Similarly.
1902 * configure.in: Also look at $srcdir/gas/configure to find a
1905 Wed Jul 8 00:28:22 1998 Carlo Wood <carlo@runaway.xs4all.nl>
1907 * dsp16xx.h : Clean up of macro OPTIMIZATION_OPTIONS
1909 Tue Jul 7 21:18:14 1998 Mumit Khan <khan@xraylith.wisc.edu>
1911 * i386/cygwin32.h (ASM_DECLARE_FUNCTION_NAME): Merge duplicate
1912 definitions from last two patches.
1914 Tue Jul 7 23:03:34 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
1916 * reload1.c (choose_reload_regs): Don't set reload_override_in
1917 if EQUIV is clobbered in INSN and the reload is done after INSN.
1919 Tue Jul 7 21:23:36 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
1921 * expr.c (emit_queue): If emitting a SEQUENCE, set QUEUED_INSN
1922 to the first insn of the sequence.
1924 Tue Jul 7 21:05:25 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
1926 * cse.c (cse_insn): Don't make change without validation.
1928 Tue Jul 7 11:40:05 1998 Jeffrey A Law (law@cygnus.com)
1930 * mn10200.md (various zero/sign extension patterns): zero and sign
1931 extensions which use "sub" clobber cc0.
1933 Tue Jul 7 09:12:08 PDT 1998 Jeff Law (law@cygnus.com)
1935 * version.c: Bump for snapshot.
1937 Tue Jul 7 10:07:20 1998 Jeffrey A Law (law@cygnus.com)
1939 * print-rtl.c (print_rtx): Use REAL_VALUE_TYPE instead of "double".
1941 Tue Jul 7 08:41:27 1998 Richard Henderson (rth@cygnus.com)
1943 * print-rtl.c (print_rtx): Only print fp values when REAL_VALUE_TYPE
1946 Tue Jul 7 00:31:58 PDT 1998 Jeff Law (law@cygnus.com)
1948 * version.c: Bump for snapshot.
1950 Tue Jul 7 01:03:03 1998 Mumit Khan <khan@xraylith.wisc.edu>
1952 Support for dllimport and dllexport attributes for i386-pe.
1954 * tree.h (DECL_NON_ADDR_CONST_P): New accessor macro.
1955 (struct tree_decl): Add non_addr_const_p field.
1956 * tree.c (staticp): Use.
1958 * i386/cygwin32.h (CPP_PREDEFINES): Map __declspec(x) to GCC
1960 (SUBTARGET_SWITCHES): Switches to turn on/off dllimport|export
1961 attributes. Also accept -mwindows option.
1962 (VALID_MACHINE_DECL_ATTRIBUTE): New macro.
1963 (MERGE_MACHINE_DECL_ATTRIBUTE): New macro.
1964 (REDO_SECTION_INFO_P): New macro.
1965 (DRECTVE_SECTION_FUNCTION): New macro.
1966 (drectve_section): Cover function to implement above.
1967 (SWITCH_TO_SECTION_FUNCTION): New macro.
1968 (switch_to_section): Covert function to implement above.
1969 (EXTRA_SECTIONS): Add in_drectve.
1970 (EXTRA_SECTION_FUNCTIONS): Add in_drectve and switch_to_section.
1971 (ENCODE_SECTION_INFO): Delete old macro and redefine as a function.
1972 (STRIP_NAME_ENCODING): Handle new attributes.
1973 (ASM_OUTPUT_LABELREF): New macro.
1974 (ASM_OUTPUT_FUNCTION_NAME): New macro.
1975 (ASM_OUTPUT_COMMON): New macro.
1976 (ASM_OUTPUT_DECLARE_OBJECT_NAME): New macro.
1978 * i386/mingw32.h (CPP_PREDEFINES): Map __declspec(x) to GCC
1981 * i386/winnt.c (i386_pe_valid_decl_attribute_p): New function.
1982 (i386_pe_merge_decl_attributes): New function.
1983 (i386_pe_check_vtable_importexport): New function.
1984 (i386_pe_dllexport_p): New function.
1985 (i386_pe_dllimport_p): New function.
1986 (i386_pe_dllexport_name_p): New function.
1987 (i386_pe_dllimport_name_p): New function.
1988 (i386_pe_mark_dllexport): New function.
1989 (i386_pe_mark_dllimport): New function.
1990 (i386_pe_encode_section_info): New function.
1991 (i386_pe_unique_section): Strip encoding from name first.
1993 Tue Jul 7 00:50:17 1998 Manfred Hollstein (manfred@s-direktnet.de)
1995 * libgcc2.c (L_exit): Provide a fake for atexit on systems which
1996 define ON_EXIT but not HAVE_ATEXIT.
1998 Tue Jul 7 00:44:35 1998 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2000 * m68k.md (zero_extend QI to HI): Correctly handle TARGET_5200.
2002 Tue Jul 7 00:36:41 1998 Ulrich Drepper <drepper@cygnus.com>
2004 * i386.c: Remove random whitespace at end of lines.
2006 * i386.c (ix86_epilogue): For pentium processors, try to deallocate
2007 4 or 8 byte stacks with pop instructions instead of an add instruction.
2009 Tue Jul 7 00:30:08 1998 Klaus Kaempf <kkaempf@rmi.de>
2011 * alpha.c: Include tree.h before expr.h.
2013 Mon Jul 6 22:50:48 1998 Jason Merrill <jason@yorick.cygnus.com>
2015 * c-parse.in (struct_head, union_head, enum_head): New nonterminals.
2016 (structsp): Use them. Update files generated from c-parse.in.
2017 * extend.texi (Type Attributes): Document it.
2019 * c-decl.c: Add warn_multichar.
2020 (c_decode_option): Handle -Wno-multichar.
2021 * c-lex.c (yylex): Check it.
2022 * c-tree.h: Declare it.
2023 * toplev.c (lang_options): Add it.
2024 * invoke.texi: Document it.
2026 Mon Jul 6 22:47:55 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
2028 * reload.c (find_equiv_reg): When looking for stack pointer + const,
2029 make sure we don't use a stack adjust.
2031 * reload.c (find_equiv_reg): If need_stable_sp is set,
2032 check if stack pointer is changed directly.
2034 * reload1.c (delete_dead_insn): Don't delete feeding insn
2035 if that insn has side effects.
2037 * flow.c (find_auto_inc): Clear UNCHANGING bit of register that is
2040 * reload1.c (reload_reg_free_before_p): RELOAD_FOR_OPADDR_ADDR
2041 precedes RELOAD_FOR_OUTADDR_ADDRESS.
2043 * gcse.c (hash_scan_insn): New argument IN_LIBCALL_BLOCK. Changed
2046 Mon Jul 6 22:21:56 1998 Kamil Iskra <iskra@student.uci.agh.edu.pl>
2048 * m68k.c (output_scc_di): Use cmpw #0 instead of tstl when
2049 testing address registers on the 68000.
2051 Mon Jul 6 22:17:19 1998 Alasdair Baird <alasdair@wildcat.demon.co.uk>
2053 * i386.c (is_fp_test): Fix thinko.
2055 * jump.c (jump_optimize) Check for CONST_INT before using INTVAL.
2057 Mon Jul 6 22:14:31 1998 Richard Henderson (rth@cygnus.com)
2059 * print-rtl.c (print_rtx): Display the real-value equivalent of
2060 a const_double when easy.
2062 * real.h (REAL_VALUE_TO_TARGET_SINGLE): Use a union to pun types.
2063 Zero memory first for predictability.
2064 (REAL_VALUE_TO_TARGET_DOUBLE): Likewise.
2065 * varasm.c (immed_real_const_1): Notice width of H_W_I == double.
2067 * regclass.c (allocate_reg_info): Initialize the entire reg_data
2070 Mon Jul 6 22:09:32 1998 Ian Lance Taylor <ian@cygnus.com>
2071 Jeff Law <law@cygnus.com>
2074 * i386/cygwin32.h: Add some declaration of external functions.
2075 (ASM_DECLARE_FUNCTION_NAME): Define.
2076 (ASM_OUTPUT_EXTERNAL, ASM_OUTPUT_EXTERNAL_LIBCALL): Define.
2077 (ASM_FILE_END): Define.
2078 * i386/winnt.c (i386_pe_declare_function_type): New function.
2079 (struct extern_list, extern_head): Define.
2080 (i386_pe_record_external_function): New function.
2081 (i386_pe_asm_file_end): New function.
2083 * cpplib.c (cpp_options_init): Initialize cplusplus_comments to 1,
2084 matching July 18, 1995 change to cccp.c. If -traditional then
2085 disable cplusplus_comments.
2087 Mon Jul 6 21:28:14 1998 Jeffrey A Law (law@cygnus.com)
2089 * combine.c (expand_compound_operation): Fix thinko in code to optimize
2090 (zero_extend:DI (subreg:SI (foo:DI) 0)) to foo:DI.
2092 * Disable the following change from gcc2. Not appropriate for egcs:
2094 Sun Jun 7 09:30:31 1998 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2095 * reload.c (find_reloads): Give preference to pseudo that was the
2096 reloaded output of previous insn.
2098 Mon Jul 6 21:07:14 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2100 * aclocal.m4 (GCC_FUNC_PRINTF_PTR): Don't define HOST_PTR_PRINTF.
2101 Instead, define a new macro HAVE_PRINTF_PTR which only signifies
2102 whether we have the %p format specifier or not.
2104 * acconfig.h: Delete stub for HOST_PTR_PRINTF, add HAVE_PRINTF_PTR.
2106 * machmode.h (HOST_PTR_PRINTF): When determining the definition,
2107 check HAVE_PRINTF_PTR to see whether "%p" is okay.
2109 * mips-tfile.c: Include machmode.h to get HOST_PTR_PRINTF.
2111 * Makefile.in (mips-tfile.o): Depend on machmode.h.
2113 Mon Jul 6 10:42:05 1998 Mark Mitchell <mark@markmitchell.com>
2115 * jump.c (duplicate_loop_exit_test): Don't refuse to copy a
2116 section of code just because it contains
2117 NOTE_INSN_BLOCK_{BEG,END}.
2118 * stmt.c (expand_end_loop): Likewise. Also, don't refuse to
2119 move CALL_INSNs or CODE_LABELs. When moving code, don't move
2120 NOTE_INSN_BLOCK_{BEG,END}.
2122 Mon Jul 6 09:38:15 1998 Mark Mitchell <mark@markmitchell.com>
2124 * cse.c (CSE_ADDRESS_COST): New macro, based on ADDRESS_COST, but
2125 dealing with ADDRESSOF.
2126 (find_best_addr): Use it.
2128 Mon Jul 6 09:27:08 1998 Richard Henderson <rth@cygnus.com>
2130 * alpha/vms.h (TRAMPOLINE_TEMPLATE): Revert last change.
2132 Mon Jul 6 09:25:06 1998 Dave Love <d.love@dl.ac.uk>
2134 * libgcc2.c (__eprintf): Make args consistent with prototype in
2137 Mon Jul 6 00:28:43 1998 Mark Mitchell <mark@markmitchell.com>
2139 * cse.c (cse_insn): When SETting (MEM (ADDRESSOF (X))) to Y,
2140 don't claim that the former is equivalent to the latter.
2142 Sun Jul 5 23:58:19 1998 Jeffrey A Law (law@cygnus.com)
2144 * cse.c (cse_insn): Second arg is an RTX now. Update all callers.
2145 (cse_basic_block): Keep track of the current RETVAL insn for a
2146 libcall instead of just noting that we're in a libcall.
2148 * combine.c (simplify_comparison): Do not commute a AND into
2149 a paradoxical SUBREG if not WORD_REGISTER_OPERATIONS.
2151 * i386/freebsd-elf.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Protect with
2152 HAVE_GAS_MAX_SKIP_P2ALIGN.
2153 * i386/linux.h: Likewise.
2155 Fri Jul 3 02:33:35 1998 David S. Miller <davem@pierdol.cobaltmicro.com>
2157 * sparc.c (sparc_operand, move_operand, arith_operand,
2158 arith11_operand, arith10_operand, arith_double_operand,
2159 arith11_double_operand, arith10_double_operand, small_int,
2160 uns_small_int): Recognize CONSTANT_P_RTX.
2161 (output_sized_memop, output_move_with_extension,
2162 output_load_address, output_size_for_block_move,
2163 output_block_move, delay_operand): Remove, has not been
2164 enabled or referenced for years.
2165 * sparc.md (movstrsi, block_move_insn): Likewise.
2166 * sparc.h (PREDICATE_CODES): Define.
2167 * linux-aout.h (MACHINE_STATE_{SAVE,RESTORE}): Override with
2168 version which uses getcc/setcc traps to save/restore condition
2170 * linux64.h: Likewise.
2171 * sunos4.h: Likewise.
2172 * linux.h: Likewise.
2174 * sun4o3.h: Likewise.
2176 Fri Jul 3 02:28:05 1998 Richard Henderson <rth@cygnus.com>
2178 * alpha.c (alpha_initialize_trampoline): Hack around Pmode/ptr_mode
2179 lossage on VMS. Reported by kkaempf@rmi.de.
2180 * alpha/vms.h (TRAMPOLINE_TEMPLATE): Add missing 0.
2182 Thu Jul 2 17:41:14 1998 Nick Clifton <nickc@cygnus.com>
2184 * config/m32r/m32r.h (MUST_PASS_IN_STACK): Override default
2187 Thu Jul 2 14:34:48 1998 David Edelsohn <edelsohn@mhpcc.edu>
2189 * expr.h (STACK_SIZE_MODE): New macro.
2190 * explow.c (allocate_dynamic_stack_space): Use it for
2191 mode of allocate_stack pattern increment operand.
2192 * tm.texi (STACK_SAVEAREA_MODE, STACK_SIZE_MODE): Document.
2193 * md.texi (stack_save_block, ...): Reflect use of macro.
2195 * rs6000.h (PROMOTE_MODE): Always promote to word_mode.
2196 (PROMOTE_FUNCTION_ARGS): Define.
2197 (PROMOTE_FUNCTION_RETURN): Define.
2198 (FUNCTION_VALUE): Promote to word_mode if smaller.
2199 Convert to gen_rtx_FOO.
2200 * rs6000.md (call_indirect): Store doubleword in 64-bit mode.
2201 Convert to gen_rtx_FOO.
2202 * rs6000.c: Convert to gen_rtx_FOO.
2204 Thu Jul 2 14:16:11 1998 Michael Meissner <meissner@cygnus.com>
2206 * varray.{c,h}: New files to provide virtual array support.
2208 * Makefile.in (OBJS): Add varray.o.
2209 (varray.o): Add new file.
2210 (REGS_H): New variable for dependencies for files including
2211 regs.h. Add varray.h and files it includes. Change all regs.h
2212 dependencies to $(REGS_H).
2214 * toplev.c (x{m,re}alloc): If size is 0, allocate 1 byte.
2215 (xcalloc): Provide frontend for calloc.
2216 * {tree,rtl}.h (xcalloc): Add declaration.
2218 * basic-block.h (REG_BASIC_BLOCK): Convert reg_n_info to be a
2221 * regs.h (toplevel): Include varray.h.
2222 (reg_n_info): Switch to use a varray.
2224 (allocate_reg_info): Change num_regs argument to be size_t.
2226 * regclass.c (reg_info_data): New structure to remember groups of
2227 reg_info structures allocated that are to be zeroed.
2228 ({pref,alt}class_buffer): New statics to hold buffers
2229 allocate_reg_info allocates for {pref,alt}class_buffer.
2230 (regclass): Use {pref,alt}class_buffer to initialize
2232 (allocate_reg_info): Switch to make reg_n_info use varrays.
2233 Allocate buffers for the preferred and alter register class
2234 information. Change num_regs argument to be size_t, not int.
2236 * flow.c (reg_n_info): Switch to use varrays.
2238 Thu Jul 2 10:11:47 1998 Robert Lipe <robertl@dgii.com>
2240 * install.texi (sco3.2v5): Document new --with-gnu-as flag.
2241 * config/i386/sco5.h (JUMP_TABLES_IN_TEXT_SECTION): Defined as
2243 (USE_GAS): Conditionalize away native assembler usage.
2244 * config/i386/sco5gas.h: New file.
2245 * config/i386/t-sco5gas: New file.
2246 * configure.in (ix86-sco3.2v5*): Use new files if --with-gnu-as
2248 Thu Jul 2 08:20:00 1998 Catherine Moore <clm@cygnus.com>
2250 * haifa-sched.c (alloc_EXPR_LIST): Change to use
2253 Thu Jul 2 14:13:28 1998 Dave Love <d.love@dl.ac.uk>
2255 * Makefile.in (install-info): Don't use $realfile. Ignore
2256 possible errors from the install-info program.
2258 Thu Jul 2 01:53:32 1998 Alasdair Baird <alasdair@wildcat.demon.co.uk>
2260 * combine.c (simplify_comparison): Apply SUBREG_REG to SUBREGs.
2262 Wed Jul 1 23:06:03 1998 Richard Henderson <rth@cygnus.com>
2264 * i386.h (HARD_REGNO_MODE_OK): Kill spurrious test.
2265 (MODES_TIEABLE_P): Tie SImode and HImode.
2267 1998-07-01 Andreas Jaeger <aj@arthur.rhein-neckar.de>
2269 * invoke.texi (Optimize Options): Fix typo.
2271 Wed Jul 1 22:25:43 1998 Jim Wilson <wilson@cygnus.com>
2273 * xcoffout.c (xcoffout_begin_function): Call xcoffout_block for
2276 Wed Jul 1 23:12:58 1998 Ken Raeburn <raeburn@cygnus.com>
2278 * h8300.c (print_operand): Delete %L support.
2279 * h8300.md (branch_true, branch_false): Use %= with a prefix
2280 instead of %L for local branch labels.
2282 Wed Jul 1 21:27:13 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
2284 * reload1.c (emit_reload_insns): Use proper register classes for
2285 SECONDARY_INPUT_RELOAD_CLASS / SECONDARY_MEMORY_NEEDED code.
2287 Wed Jul 1 21:17:36 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
2289 * reload.c (find_reloads): If there are multiple
2290 RELOAD_FOR_INPUT_ADDRESS / RELOAD_FOR_OUTPUT_ADDRESS reloads for
2291 one operand, change RELOAD_FOR_INPADDR_ADDRESS /
2292 RELOAD_FOR_OUTADDR_ADDRESS for all but the first
2293 RELOAD_FOR_INPUT_ADDRESS / RELOAD_FOR_OUTPUT_ADDRESS reloads.
2295 Wed Jul 1 17:23:23 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
2297 * regmove.c (fixup_match_2): Check that P has RTX_CLASS 'i' before
2300 Wed Jul 1 05:04:41 1998 Richard Henderson <rth@cygnus.com>
2302 * expr.c (emit_group_load, emit_group_store): Rewrite considering
2303 the size and alignment of the structure being manipulated.
2304 * expr.c, calls.c, function.c: Update all callers.
2305 * expr.h: Update prototypes.
2306 * cse.c (invalidate): Cope with parallels.
2308 Wed Jul 1 04:22:23 1998 Richard Henderson <rth@cygnus.com>
2310 * sparc.c (function_arg_record_value): Take a MODE arg with which to
2311 create the PARALLEL. Update all callers.
2313 Wed Jul 1 04:10:35 1998 Richard Henderson <rth@cygnus.com>
2315 * expr.c (expand_assignment, store_constructor, expand_expr): Use
2316 convert_memory_address instead of convert_to_mode when possible.
2318 Wed Jul 1 03:48:00 1998 Richard Henderson <rth@cygnus.com>
2320 * alpha.c (alpha_initialize_trampoline): Take arguments describing
2321 the layout. Use ptr_mode. Disable hint generation. Use gen_imb.
2322 * alpha.h (INITIALIZE_TRAMPOLINE): Pass extra args to the init func.
2323 (TRANSFER_FROM_TRAMPOLINE): Move ...
2324 * alpha/osf.h: ... here.
2325 * alpha/vms.h (INITIALIZE_TRAMPOLINE): Use alpha_initialize_trampoline.
2326 (TRANSFER_FROM_TRAMPOLINE): Remove undef.
2327 * alpha/win-nt.h: Likewise.
2328 * alpha/vxworks.h: Likewise.
2330 * alpha/linux.h: Revert gcc2 merge lossage.
2332 Wed Jul 1 10:56:55 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
2334 * c-decl.c (grokdeclarator): Don't warn about implicit int in
2335 `typedef foo = bar'.
2337 Wed Jul 1 02:12:33 1998 Robert Lipe <robertl@dgii.com>
2339 * i386.c (asm_output_function_prefix): Make 686 function
2340 prologues not issue .types for non-global lables.
2342 Tue Jun 30 23:46:53 1998 Dmitrij Tejblum <tejblum@arc.hq.cti.ru>
2344 * i386/freebsd.h (WCHAR_TYPE): Chagne to an "int".
2345 (WCHAR_TYPE_SIZE): Update appropriately.
2347 Tue Jun 30 23:16:39 1998 Jeffrey A Law (law@cygnus.com)
2349 * flow.c (recompute_reg_usage): Does not return a value.
2350 * rtl.h (recompute_reg_usage): Update prototype.
2352 * jump.c (jump_optimize): Show that the jump chain is not
2353 valid when not optimizing.
2355 Tue Jun 30 16:01:01 1998 Richard Henderson <rth@cygnus.com>
2357 * rtl.def (CONSTANT_P_RTX): New.
2358 * rtl.h (CONSTANT_P): Recognize it.
2359 * cse.c (fold_rtx): Eliminate it.
2360 * expr.c (can_handle_constant_p): New variable.
2361 (init_expr_once): Initialize it.
2362 (expand_builtin): Generate CONSTANT_P_RTX if the expression is not
2363 immediately recognizable as a constant.
2365 * alpha.c (reg_or_6bit_operand): Recognize CONSTANT_P_RTX.
2366 (reg_or_8bit_operand, cint8_operand, add_operand): Likewise.
2367 (sext_add_operand, and_operand, or_operand): Likewise.
2368 (reg_or_cint_operand, some_operand, input_operand): Likewise.
2369 * alpha.h (PREDICATE_CODES): Add CONSTANT_P_RTX where needed.
2371 1998-06-30 Benjamin Kosnik <bkoz@bliss.nabi.net>
2373 * dbxout.c (dbxout_type_methods): Remove warn_template_debugging.
2375 Tue Jun 30 14:03:34 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2377 * aclocal.m4 (GCC_NEED_DECLARATION): Accept an optional second
2378 argument, which is typically preprocessor code used to draw in
2379 additional header files when looking for a function declaration.
2380 (GCC_NEED_DECLARATIONS): Likewise.
2382 * configure.in (GCC_NEED_DECLARATIONS): Add checks for getrlimit
2383 and setrlimit, search for them in sys/resource.h.
2385 * acconfig.h: Add stubs for NEED_DECLARATION_GETRLIMIT and
2386 NEED_DECLARATION_SETRLIMIT.
2388 * system.h: Prototype getrlimit/setrlimit if necessary.
2390 Tue Jun 30 10:54:48 1998 Mark Mitchell <mark@markmitchell.com>
2392 * rtl.texi: Don't say that RTX_INTEGRATED_P is not depended
2395 Tue Jun 30 13:11:42 1998 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2397 * rs6000/sysv4.h (asm output): add tabs for asm directives.
2399 Tue Jun 30 13:11:42 1998 David Edelsohn <edelsohn@mhpcc.edu>
2401 * Makefile.in (FLAGS_TO_PASS): Set AR_FLAGS to AR_FOR_TARGET_FLAGS.
2403 Tue Jun 30 08:59:15 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2405 * gansidecl.h (ATTRIBUTE_UNUSED): Use __unused__ not `unused'.
2406 Don't define NULL here. Also, remove all vestiges of autoconf
2407 based checks for bcmp/bcopy/bzero/index/rindex.
2409 * system.h: Immediately after including stdio.h, check for and if
2410 necessary provide a default definition of NULL.
2412 Tue Jun 30 08:22:05 1998 Michael Meissner <meissner@cygnus.com>
2414 * reload1.c (reload_cse_simplify_operands): Call
2415 fatal_insn_not_found, not abort.
2417 Tue Jun 30 02:34:02 1998 Jeffrey A Law (law@cygnus.com)
2419 * choose-temp.c (make_temp_file): Accept new argument for the
2420 file suffix to use. Allocate space for it and add it to the
2422 * mkstemp.c (mkstemps): Renamed from mkstemp. Accept new argument
2423 for the length of the suffix. Update template struture checks
2424 to handle optinal suffix.
2425 * collect2.c (make_temp_file): Update prototype.
2426 (main): Put proper suffixes on temporary files.
2427 * gcc.c (make_temp_file): Update prototype.
2428 (do_spec_1): Put proper suffixes on temporary files.
2430 Tue Jun 30 00:56:19 1998 Bruno Haible <haible@ilog.fr>
2432 * invoke.texi: Document new implicit structure initialization
2435 Mon Jun 29 22:12:06 1998 Jeffrey A Law (law@cygnus.com)
2437 * Merge from gcc2 June 9, 1998 snapshot. See ChangeLog.13 for
2440 * pa.c, pa.h, pa.md: Convert to gen_rtx_FOO.
2442 Mon Jun 29 20:12:41 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2444 * Makefile.in (fix-header): Don't needlessly depend on cpperror.o.
2446 * alias.c (CHECK_ALIAS_SETS_FOR_CONSISTENCY): Cast expansion to
2447 void since it is evaluated in a comma list.
2449 * mips.h (ASM_GENERATE_INTERNAL_LABEL): Always sprintf `NUM'
2450 argument as a long and cast `NUM' to long to ensure it is of the
2451 proper width. Wrap macro arguments in parens when they appear in
2454 * sol2.h (ASM_GENERATE_INTERNAL_LABEL): Likewise.
2456 * sparc.h (ASM_GENERATE_INTERNAL_LABEL): Likewise.
2457 (ASM_DECLARE_RESULT): Fix fprintf format specifier to match
2458 function argument return type.
2459 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_FP_P,
2460 REGNO_OK_FOR_CCFP_P): Use `(unsigned)' not `U'.
2462 * cpplib.c (cpp_message_from_errno): Remove unneeded argument to
2465 * dbxout.c: Fix the comments after an #endif to reflect the actual
2466 condition tested in the preceding #if.
2468 * except.c (find_all_handler_type_matches): Switch to old-style
2469 function definition.
2471 * expr.c (expand_builtin): Remove unused variable `type' twice.
2473 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Cast -1 before comparing it
2474 to an unsigned long.
2476 * haifa-sched.c (print_insn_chain): Remove unused function.
2478 * objc/objc-act.c (build_msg_pool_reference): Hide prototype and
2481 * toplev.c: When testing whether to include dbxout.h, also include
2482 it when XCOFF_DEBUGGING_INFO is defined.
2484 * unroll.c (unroll_loop): Add parentheses around assignment used
2487 Mon Jun 29 12:18:00 1998 Catherine Moore <clm@cygnus.com>
2489 * config/lb1spc.asm (.div, .udiv): Replace routines.
2491 Mon Jun 29 09:44:24 1998 Mark Mitchell <mark@markmitchell.com>
2493 * rtl.h: Update comment about special gen_rtx variants.
2494 * emit-rtl.c (gen_rtx): Handle MEMs using gen_rtx_MEM.
2496 Sun Jun 28 20:58:51 1998 Jeffrey A Law (law@cygnus.com)
2498 * choose-temp.c (choose_temp_base): Restore original variant of
2499 this function for compatibility.
2500 (make_temp_file): This is the new, preferred interface to create
2502 * collect2.c (choose_temp_base): Delete declaration.
2503 (make_temp_file): Declare.
2504 (temp_filename_length, temp_filename): Delete.
2505 (main): Use make_temp_file to get temporary files. Use --lang-c
2506 to force the resulting ctort/dtor file to be compiled with the C
2507 compiler. Make sure to remove temporary files on all exit paths.
2508 * gcc.c (make_temp_file): Provide prototype if MKTEMP_EACH_FILE is
2510 (choose_temp_base): Only provide prototype if MKTEMP_EACH_FILE is
2512 (do_spec): Use make_temp_file if MKTEMP_EACH_FILE is defined.
2514 Sun Jun 28 08:57:09 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2516 * configure.in (GCC_NEED_DECLARATIONS): Add strerror, getcwd and
2519 * acconfig.m4: Add stubs for NEED_DECLARATION_STRERROR,
2520 NEED_DECLARATION_GETCWD and NEED_DECLARATION_GETWD.
2522 * cccp.c: Remove strerror()/sys_nerr/sys_errlist decls.
2523 (my_strerror): Add prototype and make it static.
2525 * collect2.c: Likewise.
2527 * cpplib.c: Likewise.
2529 * gcc.c: Likewise, but keep `my_strerror' extern.
2531 * protoize.c: Likewise.
2533 * pexecute.c (my_strerror): Add argument to prototype.
2535 * system.h: Add prototypes for getcwd, getwd and strerror. Add
2536 extern decls for sys_nerr and sys_errlist. Make abort decl
2539 * getpwd.c: Remove decls for getwd and getcwd.
2541 Sun Jun 28 02:11:16 PDT 1998 Jeff Law (law@cygnus.com)
2543 * version.c: Bump for snapshot.
2545 Sat Jun 27 23:32:25 1998 Richard Henderson <rth@cygnus.com>
2547 * jump.c (jump_optimize): Use side_effects_p & may_trap_p instead
2548 of rtx_unsafe_p. Use modified_between_p instead of reg_set_between_p.
2549 Allow FP moves to be optimized.
2550 (rtx_unsafe_p): Delete.
2552 Sat Jun 27 23:02:04 1998 Richard Henderson <rth@cygnus.com>
2554 * objc/archive.c: Remove <string.h> prototypes.
2556 Sat Jun 27 22:37:05 1998 Jeffrey A Law (law@cygnus.com)
2558 * tm.texi (NEED_MATH_LIBRARY): Document new target macro.
2560 * Makefile.in (gencheck): Remove $(TREE_H) dependency.
2562 Sat Jun 27 20:20:00 1998 John Carr <jfc@mit.edu>
2564 * dsp16xx.h (FIRST_PSEUDO_REGISTER): Add parentheses to definition.
2565 * dsp16xx.c (next_cc_user_unsigned): New function.
2566 Remove save_next_cc_user_code.
2567 (print_operand): Use HOST_WIDE_INT_PRINT_* macros.
2568 * dsp16xx.md: Call next_cc_user_unsigned instead of using
2569 save_next_cc_user_code.
2570 Use gen_rtx_* functions instead of gen_rtx.
2572 Sat Jun 27 20:18:34 1998 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2574 * rs6000.h: Add trap_comparison_operator to PREDICATE_CODES.
2576 Sat Jun 27 16:45:42 1998 Jeffrey A Law (law@cygnus.com)
2578 * flow.c (count_reg_sets): New function.
2579 (count_reg_sets_1, count_ref_references): Likewise.
2580 (recompute_reg_usage): Likewise.
2581 * rtl.h (recompute_reg_usage): Add prototype.
2582 * toplev.c (rest_of_compilation): Call recompute_reg_usage just
2583 before local register allocation.
2585 Sat Jun 27 13:15:30 1998 Richard Henderson <rth@cygnus.com>
2587 * alpha.md (negsf, negdf): Revert Jan 22 change.
2589 Sat Jun 27 07:35:21 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2591 * mkstemp.c: Include gansidecl.h. Rename uint64_t to gcc_uint64_t.
2592 (mkstemp): Remove size specifier for variable `letters'. Call
2593 gettimeofday, not __gettimeofday.
2595 * Makefile.in (EXPR_H): New dependency variable.
2596 (c-typeck.o): Depend on $(EXPR_H) instead of expr.h.
2597 (c-iterate.o): Likewise.
2598 (gencheck): Depend on $(TREE_H) instead of tree.h, etc.
2599 (stor-layout.o): Depend on $(EXPR_H) instead of expr.h.
2600 (toplev.o): Likewise. Also depend on $(RECOG_H) instead of recog.h.
2601 (varasm.o): Depend on $(EXPR_H) instead of expr.h.
2602 (function.o): Likewise.
2604 (except.o): Likewise.
2606 (calls.o): Likewise.
2607 (expmed.o): Likewise.
2608 (explow.o): Likewise.
2609 (optabs.o): Likewise.
2610 (sdbout.o): Likewise.
2611 (dwarf2out.o): Likewise.
2612 (emit-rtl.o): Likewise.
2613 (integrate.o): Likewise.
2616 (gcse.o): Likewise. Also depend on $(BASIC_BLOCK_H) instead of
2618 (loop.o): Depend on $(EXPR_H) instead of expr.h.
2619 (unroll.o): Likewise.
2620 (combine.o): Likewise.
2621 (reload.o): Likewise.
2622 (reload1.o): Likewise.
2623 (caller-save.o): Likewise.
2624 (reorg.o): Likewise.
2625 (alias.o): Don't depend on insn-codes.h.
2626 (regmove.o): Depend on $(RECOG_H)/$(EXPR_H) instead of recog.h/expr.h.
2627 (insn-emit.o): Depend on $(EXPR_H) instead of expr.h.
2628 (insn-opinit.o): Likewise.
2630 Sat Jun 27 01:35:14 1998 Jeffrey A Law (law@cygnus.com)
2632 * choose-temp.c (choose_temp_base): Remove MPW bits. Use mkstemp
2634 * gcc.c (MKTEMP_EACH_FILE): Define.
2635 (main): No need to call choose_temp_base if we are going to
2636 use choose_temp_base to create each file later.
2637 * mkstemp.c: New file. Adapted from glibc.
2638 * Makefile.in (xgcc, colect2, protoize, unprotoize): Link in mkstemp.o
2639 (mkstemp.o): Add dependencies.
2641 * configure.in (gettimeofday): Check for its existance.
2642 * config.in (HAVE_GETTIMEOFDAY): Define.
2643 * configure: Rebuilt.
2645 1998-06-26 Michael Meissner <meissner@cygnus.com>
2647 * rs6000.md (ne 0, non power case): Add missing & constraint.
2649 (negative abs insns): Add pattern names.
2651 Fri Jun 26 17:36:42 1998 Dave Love <d.love@dl.ac.uk>
2653 * Makefile.in (install-info): Run install-info program in separate
2656 Fri Jun 26 16:03:15 1998 Michael Meissner <meissner@cygnus.com>
2658 * haifa-sched.c (schedule_block): Add hooks for the machine
2659 description to reorder the ready list, and update how many more
2660 instructions can be issued this cycle.
2661 * tm.texi (MD_SCHED_{INIT,REORDER,VARIABLE_ISSUE}): Document.
2663 Fri Jun 26 11:54:11 1998 David S. Miller <davem@pierdol.cobaltmicro.com>
2665 * config/sparc/sparc.h (REGNO_OK_FOR_{INDEX,BASE,FP,CCFP}_P):
2666 Explicitly mark the constant being compared against as unsigned.
2667 * config/sparc/sparc.c (sparc_select, cpu_default, cpu_table):
2668 Fully initialize final members.
2669 (mem_aligned_8): Explicit init of offset to zero.
2670 (output_function_prologue): Explicit init of n_regs to zero.
2671 (output_function_epilogue): Likewise, and mark arg size as
2673 (init_cumulative_args): Mark libname and indirect as unused.
2674 (function_arg_pass_by_reference): Likewise for cum and named.
2675 (sparc_builtin_saveregs): Likewise for arglist.
2676 (sparc_flat_eligible_for_epilogue_delay): Likewise for slot.
2678 Fri Jun 26 06:58:54 1998 Richard Earnshaw (rearnsha@arm.com)
2680 * arm.h (SECONDARY_INPUT_RELOAD_CLASS): Only need a secondary reload
2683 * arm.h (arm_adjust_cost): Renamed bogus prototype from
2685 (bad_signed_byte_operand): Add prototype.
2686 * arm.c (arm_override_options): Make I unsigned.
2687 (const_ok_for_arm): Add casts to the constants.
2688 (load_multiple_operation): Don't redeclare elt in sub-block.
2689 (arm_gen_movstrqi): Delete external declaration of optimize.
2690 (gen_compare_reg): Declare parameter fp.
2692 * arm.c (final_prescan_insn): Only initialize scanbody if the insn
2695 Fri Jun 26 09:31:24 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2697 * alpha.c: Include system.h and toplev.h.
2698 (cint8_operand): Mark parameter `mode' with ATTRIBUTE_UNUSED.
2699 (const48_operand): Likewise.
2700 (mode_width_operand): Likewise.
2701 (mode_mask_operand): Likewise.
2702 (mul8_operand): Likewise.
2703 (current_file_function_operand): Likewise.
2704 (signed_comparison_operator): Likewise.
2705 (divmod_operator): Likewise.
2706 (any_memory_operand): Likewise.
2707 (alpha_return_addr): Likewise for parameter `frame'.
2708 (alpha_builtin_saveregs): Likewise for parameter `arglist'.
2709 (vms_valid_decl_attribute_p): Likewise for parameters `decl' and
2711 (alpha_start_function): Likewise for parameter `decl'. Use
2712 HOST_WIDE_INT_PRINT_DEC in call to fprintf. Fix various format
2713 specifiers. Remove unused variables `lab' and `name'.
2714 (alpha_end_function): Mark parameter `decl' with ATTRIBUTE_UNUSED.
2715 (check_float_value): Likewise for parameter `overflow'.
2716 (alpha_need_linkage): Likewise for parameters `name' and `is_local'.
2718 * alpha.h (ASM_IDENTIFY_GCC, ASM_IDENTIFY_LANGUAGE): Define as
2720 (ASM_OUTPUT_SHORT): Cast argument to `int' in call to fprintf.
2721 (ASM_OUTPUT_CHAR): Likewise.
2722 (ASM_OUTPUT_BYTE): Likewise.
2723 (PRINT_OPERAND_ADDRESS): Use HOST_WIDE_INT_PRINT_DEC in call to
2725 (PUT_SDB_EPILOGUE_END): Mention argument `NAME' in definition.
2726 Add prototypes for functions in alpha.c.
2728 * alpha.md (ashldi3): Add default case in switch.
2730 1998-06-26 Manfred Hollstein <manfred@s-direktnet.de>
2732 * Makefile.in (gcc_version, gcc_version_trigger): New macros.
2733 (version): Initialize from $(gcc_version).
2735 * configure.in (version): Rename to gcc_version.
2736 (gcc_version_trigger): New variable; call AC_SUBST for it and
2737 emit it into the generated config.status.
2738 * configure: Regenerate.
2740 Thu Jun 25 12:47:41 1998 Mark Mitchell <mark@markmitchell.com>
2742 * fold-const.c (make_range): Don't go looking at TREE_OPERANDs of
2743 nodes that are not expressions.
2745 Thu Jun 25 15:08:16 1998 Mark Mitchell <mark@markmitchell.com>
2747 * invoke.texi (-fstrict-aliasing): Document.
2748 * rtl.texi (MEM_ALIAS_SET): Document.
2750 * flags.h (flag_strict_aliasing): Declare.
2751 * toplev.c (flag_strict_aliasing): Define.
2752 (f_options): Add -strict-aliasing.
2753 (main): Set flag_strict_aliasing if -O2 or higher.
2755 * tree.h (tree_type): Add alias_set field.
2756 (TYPE_ALIAS_SET): New macro.
2757 (TYPE_ALIAS_SET_KNOWN_P): Likewise.
2758 (get_alias_set): Declare.
2759 * tree.c (lang_get_alias_set): Define.
2760 (make_node): Initialize TYPE_ALIAS_SET.
2761 (get_alias_set): New function.
2762 * print-tree.c (print_node): Dump the alias set for a type.
2764 * c-tree.h (c_get_alias_set): Declare.
2765 * c-common.c (c_get_alias_set): New function.
2766 * c-decl.c (init_decl_processing): Set lang_get_alias_set.
2768 * expr.c (protect_from_queue): Propogage alias sets.
2769 (expand_assignment): Calculate alias set for new MEMs.
2770 (expand_expr): Likewise.
2771 * function.c (put_var_into_stack): Likewise.
2772 (put_reg_into_stack): Likewise.
2773 (gen_mem_addressof): Likewise.
2774 (assign_parms): Likewise.
2775 * stmt.c (expand_decl): Likewise.
2776 * varasm.c (make_decl_rtl): Eliminate redundant clearing of
2777 DECL_RTL. Calculate alias set for new MEMs.
2779 * rtl.def (REG): Add dummy operand.
2780 (MEM): Add extra operand to store the MEM_ALIAS_SET.
2781 * rtl.h (MEM_ALIAS_SET): New macro.
2782 (gen_rtx_MEM): Declare.
2783 * emit-rtl.c (gen_rtx_MEM): New function.
2784 * gengenrtl.c (sepcial_rtx): Make MEMs special.
2786 * alias.c (CHECK_ALIAS_SETS_FOR_CONSISTENCY): New macro.
2787 (DIFFERENT_ALIAS_SETS_P): Likewise.
2788 (canon_rtx): Propogate the alias set to the new MEM.
2789 (true_dependence): Check the alias sets.
2790 (anti_dependence): Likewise.
2791 (output_dependence): Likewise.
2792 * explow.c (stabilize): Progoate alias sets.
2793 * integrate.c (copy_rtx_and_substitute): Likewise.
2794 * final.c (alter_subreg): Make sure not to leave MEM_IN_STRUCT_P
2795 in an unpredictable state. Propogate alias sets.
2796 * reload1.c (reload): Clear MEM_ALIAS_SET for new MEMs about which
2797 we have no alias information.
2799 Thu Jun 25 16:59:18 EDT 1998 Andrew MacLeod <amacleod@cygnus.com>
2801 * except.h (CATCH_ALL_TYPE): Definition moved to eh-common.h.
2802 (find_all_handler_type_matches): Add function prototype.
2803 * eh-common.h (CATCH_ALL_TYPE): Definition added.
2804 * except.c (find_all_handler_type_matches): Add function to find all
2805 runtime type info in the exception table.
2806 (output_exception_table_entry): Special case for CATCH_ALL_TYPE.
2808 Thu Jun 25 15:47:55 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2810 * Makefile.in (xcoffout.o): Depend on toplev.h, output.h and dbxout.h.
2812 * config/fp-bit.c (_fpmul_parts): Move variables `x', `ylow',
2813 `yhigh' and `bit' into the scope in which they are used.
2814 (_fpdiv_parts): Remove unused variables `low', `high', `r0', `r1',
2815 `y0', `y1', `q', `remainder', `carry', `d0' and `d1'.
2817 * rs6000.c: Move include of output.h below tree.h. Include toplev.h.
2818 (any_operand): Mark unused parameters `op' and `mode' with
2820 (count_register_operand): Likewise for parameter `mode'.
2821 (fpmem_operand): Likewise.
2822 (short_cint_operand): Likewise.
2823 (u_short_cint_operand): Likewise.
2824 (non_short_cint_operand): Likewise.
2825 (got_operand): Likewise.
2826 (got_no_const_operand): Likewise.
2827 (non_add_cint_operand): Likewise.
2828 (non_logical_cint_operand): Likewise.
2829 (mask_operand): Likewise.
2830 (current_file_function_operand): Likewise.
2831 (small_data_operand): Likewise for parameters `op' and `mode' but
2832 only when !TARGET_ELF.
2833 (init_cumulative_args): Mark parameters `libname' with
2835 (function_arg_pass_by_reference): Likewise for parameters `cum',
2837 (expand_builtin_saveregs): Likewise for parameter `args'.
2838 (load_multiple_operation): Likewise for parameter `mode'.
2839 (store_multiple_operation): Likewise.
2840 (branch_comparison_operator): Likewise.
2841 (secondary_reload_class): Likewise.
2842 (print_operand): Add parentheses around & operation.
2843 (output_prolog): Mark parameter `size' with ATTRIBUTE_UNUSED.
2844 (output_epilog): Likewise. Cast argument to fprintf to int.
2845 (rs6000_adjust_cost): Mark parameter `dep_insn' with ATTRIBUTE_UNUSED.
2846 (rs6000_valid_decl_attribute_p): Likewise for parameters `decl',
2847 `attributes', `identifier' and `args'.
2848 (rs6000_valid_type_attribute_p): Likewise for parameter `attributes'.
2849 (rs6000_comp_type_attributes): Likewise for parameters `type1' and
2851 (rs6000_set_default_type_attributes): Likewise for parameter `type'.
2853 * rs6000.h (RTX_COSTS): Add parentheses around & operation.
2854 (toc_section, private_data_section, trap_comparison_operator): Add
2857 * dbxout.h (dbxout_parms, dbxout_reg_parms, dbxout_syms): Add
2860 * xcoffout.c: Include toplev.h, outout.h and dbxout.h.
2862 * xcoffout.h (stab_to_sclass, xcoffout_begin_function,
2863 xcoffout_begin_block, xcoffout_end_epilogue,
2864 xcoffout_end_function, xcoffout_end_block,
2865 xcoff_output_standard_types, xcoffout_declare_function,
2866 xcoffout_source_line): Add prototypes.
2868 Thu Jun 25 09:54:55 1998 Nick Clifton <nickc@cygnus.com>
2870 * config/arm/arm.h (REG_ALLOC_ORDER): Add ARG_POINTER_REGNUM,
2871 noticed by grahams@rcp.co.uk.
2873 Thu Jun 25 11:12:29 1998 Dave Brolley <brolley@cygnus.com>
2875 * gcc.c (default_compilers): Use new | syntax to eliminate
2876 string concatenation.
2878 Thu Jun 25 01:00:48 1998 Richard Henderson <rth@cygnus.com>
2880 * alpha.c (alpha_function_name): Delete.
2881 (alpha_ra_ever_killed): Notice current_function_is_thunk.
2882 (alpha_sa_mask, alpha_sa_size, alpha_does_function_need_gp): Likewise.
2883 (alpha_start_function): Reorg from output_prologue.
2884 (alpha_end_function): Reorg from output_epilogue.
2885 * alpha.h (ASM_DECLARE_FUNCTION_NAME): Call alpha_start_function.
2886 (ASM_DECLARE_FUNCTION_SIZE): New.
2887 (FUNCTION_PROLOGUE, FUNCTION_EPILOGUE): Delete.
2888 (PROFILE_BEFORE_PROLOGUE): Set.
2889 (ASM_OUTPUT_MI_THUNK): Remove bits now output by start/end_function.
2890 * alpha/win-nt.h (ASM_OUTPUT_MI_THUNK): Likewise.
2892 Thu Jun 25 01:18:47 1998 John Wehle (john@feith.com)
2894 * i386/freebsd-elf.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Define.
2896 1998-06-25 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
2898 * expr.c (expand_assignment): Rework address calculation for structure
2899 field members to expose more invariant computations to the loop
2901 (expand_expr): Likewise.
2903 Wed Jun 24 22:44:22 1998 Jeffrey A Law (law@cygnus.com)
2905 * local-alloc.c (block_alloc): Do not try to avoid false dependencies
2906 when SMALL_REGISTER_CLASSES is nonzero.
2908 Wed Jun 24 17:55:15 1998 Klaus Kaempf <kkaempf@progis.de>
2910 * alpha.md (call_vms, call_value_vms): Strip leading * from symbol.
2912 Wed Jun 24 16:27:23 1998 John Carr <jfc@mit.edu>
2914 * expr.c (get_memory_rtx): New function.
2915 (expand_builtin): Call get_memory_rtx for MEM arguments to builtin
2918 * expmed.c (init_expmed): Initialize all elements of *_cost arrays.
2920 * optabs.c: Use gen_rtx_FOO (...) instead of gen_rtx (FOO, ...).
2922 * explow.c: Likewise.
2923 * combine.c: Likewise.
2924 * reload1.c: Likewise.
2927 Wed Jun 24 15:13:01 1998 Dave Brolley <brolley@cygnus.com>
2929 * README.gnat: Add patch for new lang_decode_options interface.
2931 Wed Jun 24 09:14:04 EDT 1998 Andrew MacLeod <amacleod@cygnus.com>
2933 * except.c (start_catch_handler): Do nothing if EH is not on.
2935 1998-06-24 Manfred Hollstein <manfred@s-direktnet.de>
2937 * configure.in (gxx_include_dir): Initialize default value depending on
2938 new flag --enable-version-specific-runtime-libs; remove superfluous
2939 default initialization afterwards.
2940 * configure: Regenerate.
2942 Wed Jun 24 01:32:12 1998 David S. Miller <davem@pierdol.cobaltmicro.com>
2944 * toplev.c (rest_of_compilation): Revert May 15 change.
2946 Tue Jun 23 21:27:27 1998 Ken Raeburn <raeburn@cygnus.com>
2948 * reload.c (find_reloads): Fix check for failure to match any
2949 alternative, to account for Mar 26 change in initial "best" cost.
2951 Tue Jun 23 16:44:21 1998 Dave Brolley <brolley@cygnus.com>
2953 * cpplib.c (do_line): Typo broke #line directive.
2954 (cpp_message_from_errno): New function.
2955 (cpp_error_from_errno): Call cpp_message_from_errno.
2956 * cpplib.h (cpp_message_from_errno): New function.
2958 Tue Jun 23 13:38:18 EDT 1998 Andrew MacLeod <amacleod@cygnus.com>
2960 * libgcc2.c (__get_eh_table_version, __get_eh_table_language): New
2961 functions to return exception descriptor information.
2962 (find_exception_handler): Pass match_info field to runtime matcher,
2963 not a descriptor table entry.
2965 Tue Jun 23 09:30:58 1998 Dave Love <d.love@dl.ac.uk>
2967 * cpp.texi, gcc.texi: Add @dircategory, @direntry meant to
2968 accompany previous Makefile.in (install-info) change.
2970 Tue Jun 23 10:06:07 EDT 1998 Andrew MacLeod <amacleod@cygnus.com>
2972 * eh-common.h (struct __eh_info): Remove coerced value field.
2973 * libgcc2.c (find_exception_handler): Don't set coerced_value field.
2974 * except.c (get_dynamic_handler_chain, get_dynamic_cleanup_chain): Use
2975 POINTER_SIZE instead of Pmode.
2976 (expand_start_all_catch): Call start_catch_handler() if we are not
2977 using new style exceptions.
2979 Tue Jun 23 06:45:00 1998 Catherine Moore <clm@cygnus.com>
2981 * varasm.c (assemble_variable): Remove reference to warn_bss_align.
2983 Mon Jun 22 23:57:31 1998 David S. Miller <davem@pierdol.cobaltmicro.com>
2985 * config/sparc/sparc.md (zero_extendhidi2, extendhisi2,
2986 extendqihi2, extendqisi2, extendqidi2, extendhidi2, adddi3,
2987 subdi3, negdi2, call, call_value, untyped_return, nonlocal_goto,
2988 splits and peepholes): Change remaining generic gen_rtx calls to
2989 specific genrtl ones.
2990 * config/sparc/sparc.c: Likewise.
2992 Mon Jun 22 22:21:46 1998 Richard Henderson <rth@cygnus.com>
2994 * gcc.c (handle_braces): Recognize | between options as an or.
2996 Mon Jun 22 23:13:47 1998 John Wehle (john@feith.com)
2998 * i386/freebsd-elf.h (JUMP_TABLES_IN_TEXT_SECTION): Define as flag_pic.
2999 * i386/sysv4.h (JUMP_TABLES_IN_TEXT_SECTION): Define as flag_pic.
3001 * i386.md (exception_receiver): Define.
3003 Mon Jun 22 12:01:48 1998 Jim Wilson <wilson@cygnus.com>
3005 * Makefile.in (PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME,
3006 PROTOIZE_CROSS_NAME, UNPROTOIZE_CROSS_NAME): New variables.
3007 (install-common): Use them.
3009 * gcse.c (add_label_notes): New function.
3010 (pre_insert_insn): Call it.
3011 * unroll.c (unroll_loop): Look for insns with a REG_LABEL note, and
3012 pass the label to set_label_in_map.
3014 Mon Jun 22 19:01:14 1998 Dave Love <d.love@dl.ac.uk>
3016 * Makefile.in (install-info): Fix typpo in previous change.
3018 Mon Jun 22 11:10:00 1998 Catherine Moore <clm@cygnus.com>
3020 * varasm.c (assemble_variable): Emit alignment warning.
3022 Mon Jun 22 08:18:46 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3024 * Makefile.in (varasm.o): Depend on sdbout.h.
3025 (sdbout.o): Depend on toplev.h.
3027 * collect2.c (scan_prog_file): Cast fprintf argument to `long' and
3030 * final.c (shorten_branches): Cast first arg of `bzero' to char *.
3032 * genextract.c (main): When creating insn-extract.c, mark variable
3033 `i' with ATTRIBUTE_UNUSED.
3035 * genpeep.c (main): When creating insn-peep.c, mark variables
3036 `insn', `x' and `pat' with ATTRIBUTE_UNUSED.
3038 * objc/init.c (__objc_tree_print): Wrap function definition in
3041 * objc/objc-act.c (encode_array): Cast sprintf argument to `long'
3042 and use %ld specifier.
3043 (adorn_decl): Likewise, twice.
3045 * reload1.c (reload_cse_regs): Cast first arg of `bzero' to char *.
3047 * sdbout.c: Include output.h and toplev.h.
3048 (PUT_SDB_INT_VAL): Use HOST_WIDE_INT_PRINT_DEV to print argument
3049 `a'. Cast `a' to HOST_WIDE_INT to force it to always be so.
3050 (PUT_SDB_SIZE): Likewise.
3052 * sdbout.h (sdbout_mark_begin_function): Add prototype.
3054 * stmt.c (check_for_full_enumeration_handling): Cast argument of
3055 `warning' to long and use %ld specifier.
3057 * toplev.c (main): Likewise for `fprintf'.
3059 * toplev.h (output_file_directive): Add prototype.
3061 * unroll.c (unroll_loop): Use HOST_WIDE_INT_PRINT_DEC specifier in
3063 (precondition_loop_p): Likewise.
3065 * varasm.c Include sdbout.h.
3066 (assemble_static_space): Move sometimes-unused variable `rounded'
3067 into the scope in which it is used.
3069 * mips.c (gpr_mode): Don't say `static' twice.
3071 * cpplib.c (cpp_handle_option): Don't pass unneeded NULL to cpp_fatal.
3073 * objc/objc-act.c (init_selector): Hide prototype and definition.
3075 * optabs.c (gen_cond_trap): Remove unused variable `icode'.
3077 * regmove.c (copy_src_to_dest): Likewise for `i'.
3079 * mips-tfile.c (add_local_symbol): Cast width format specifier to int.
3080 (add_ext_symbol): Likewise.
3081 (add_file): Likewise.
3082 (parse_def): Likewise.
3083 (write_varray): Use HOST_PTR_PRINTF to print a pointer. Fix
3084 remaining format specifiers and arguments.
3085 (write_object): Likewise, several times.
3086 (read_seek): Likewise.
3087 (out_of_bounds): Likewise.
3088 (allocate_cluster): Likewise.
3089 (xmalloc): Likewise.
3090 (xcalloc): Likewise.
3091 (xrealloc): Likewise.
3094 * mips-tdump.c (print_symbol): Likewise.
3096 Sun Jun 21 17:05:34 1998 Dave Love <d.love@dl.ac.uk>
3098 * Makefile.in (install-info): Use install-info program if
3099 available, per GNU standard.
3101 Sun Jun 21 18:56:44 1998 Jeffrey A Law (law@cygnus.com)
3103 * invoke.texi: Document -mrelax for the mn10300 and mn10200.
3105 * basic-block.h (init_regset_vector): Delete declaration.
3106 * flow.c (init_regset_vector): Make it static and add a prototype.
3108 * bitmap.h (debug_bitmap): Declare.
3110 * haifa-sched.c (debug_ready_list): Make static.
3112 * toplev.h (fancy_abort): Declare.
3114 Sun Jun 21 18:30:13 1998 H.J. Lu (hjl@gnu.org)
3116 * basic-block.h (init_regset_vector): New declaration.
3118 * Makefile.in (sdbout.o): Add insn-codes.h to dependency.
3120 * global.c: Include machmode.h amd move hard-reg-set.h before
3123 * haifa-sched.c (insn_issue_delay, birthing_insn_p,
3124 adjust_priority, print_insn_chaino): New declaration.
3125 (schedule_insns): Remove declaration.
3126 (init_target_units, get_visual_tbl_length,
3127 init_block_visualization): Add prototype.
3129 * integrate.c (pushdecl, poplevel): Remove declaration.
3131 * rtl.h (expand_expr): Remove declaration.
3133 * loop.c (oballoc): Remove declaration.
3134 (replace_call_address): Add prototype.
3136 Sun Jun 21 01:08:17 PDT 1998 Jeff Law (law@cygnus.com)
3138 * version.c: Bump for snapshot.
3140 Sun Jun 21 01:16:38 1998 John Wehle (john@feith.com)
3142 * i386.c (output_fp_conditional_move): Don't bother handling
3143 (cc_prev_status.flags && CC_NO_OVERFLOW) since the INSN patterns
3144 prevent this from happening.
3146 * i386.md (nonlocal_goto_receiver): Delete.
3148 Sun Jun 21 00:42:20 1998 H.J. Lu (hjl@gnu.org)
3150 * Makefile.in (crtbeginS.o, crtendS.o): Add -fno-exceptions and
3152 (INSTALL): cd $(srcdir) before make.
3154 * flow.c (allocate_for_life_analysis, init_regset_vector):
3157 * function.h (get_first_block_beg): New declaration.
3159 * gbl-ctors.h (__do_global_dtors): Add prototype.
3161 * gcov-io.h (__fetch_long): New declaration.
3162 (__store_long): Likewise.
3163 (__read_long): Likewise.
3164 (__write_long): Likewise.
3166 * gcov.c (print_usage): New declaration.
3168 * Makefile.in (c-iterate.o): Depend on insn-codes.h too.
3170 Sat Jun 20 00:36:16 1998 Jeffrey A Law (law@cygnus.com)
3172 * calls.c (expand_call): Initialize "src" and "dest".
3173 * stmt.c (expand_return): Likewise.
3174 * expmed.c (extract_split_bit_field): Similarly for "result"
3175 * gcse.c (compute_hash_table): Mark first arg as unused.
3176 * jump.c (jump_optimize): Initialize reversep.
3177 * tree.c (make_node): Initialize length.
3179 * c-common.c (check_format_info): Initialize length_char and
3180 fci to keep -Wall quiet.
3182 * except.c (jumpif_rtx): Put declaration and definition
3183 inside a suitable #ifdef.
3184 (jumpifnot_rtx): Delete dead function.
3186 * i386.h (output_int_conditional_move): Declare.
3187 (output_fp_conditional_move): Likewise.
3188 (ix86_can_use_return_insn_p): Likewise.
3190 * optabs.c (init_traps): Put prototype inside a suitable #ifdef.
3192 Sat Jun 20 00:27:40 1998 Graham <grahams@rcp.co.uk>
3194 * alias.c: Include toplev.h
3195 * caller-save.c: Include toplev.h
3196 * combine.c: Include toplev.h
3197 * flow.c Include toplev.h
3198 * global.c: Include toplev.h
3199 * jump.c: Include toplev.h
3200 * local-alloc.c: Include toplev.h
3201 * loop.c: Include toplev.h
3202 * regmove.c: Include toplev.h
3203 * stupid.c: Include toplev.h
3204 * unroll.c: Include toplev.h
3205 * Makefile.in: Add toplev.h dependencies.
3207 Fri Jun 19 22:40:25 1998 Jason Merrill <jason@yorick.cygnus.com>
3209 * regmove.c (copy_src_to_dest): Add decl for loop_depth.
3211 * svr4.h (ASM_GENERATE_INTERNAL_LABEL): Cast arg to unsigned.
3212 * dwarf2out.c (ASM_OUTPUT_DWARF_DATA1): Likewise.
3213 Add parens to various macros.
3215 Fri Jun 19 23:22:42 1998 Bruno Haible <bruno@linuix.mathematik.uni-karlsruhe.de>
3217 * c-typeck.c (pop_init_level): Warn about implicit zero initialization
3220 Fri Jun 19 23:06:33 1998 Jason Merrill <jason@yorick.cygnus.com>
3222 * varasm.c (assemble_start_function): Add weak_global_object_name.
3223 * tree.c (get_file_function_name): Use it.
3225 Fri Jun 19 22:55:14 1998 Jeffrey A Law (law@cygnus.com)
3227 * except.c (jumpif_rtx): Make static and add prototype.
3228 (jumpifnot_rtx): Likewise.
3230 * README.gnat: Add a build patch from Fred Fish.
3232 * c-lang.c (GNU_xref_begin, GNU_xref_end): Deleted.
3234 * Makefile.in (c-iterate.o): Depend on expr.h.
3236 Fri Jun 19 20:38:34 1998 H.J. Lu (hjl@gnu.org)
3238 * except.h (emit_unwinder, end_eh_unwinder): Removed.
3240 * dwarfout.c (getpwd): Add prototype.
3241 (is_pseudo_reg, type_main_variant, is_tagged_type,
3242 is_redundant_typedef): New declaration.
3243 (output_decl): Add prototype for FUNC.
3244 (type_main_variant): Make it static.
3245 (is_tagged_type): Likewise.
3246 (is_redundant_typedef): Likewise.
3248 * expr.c (do_jump_by_parts_greater_rtx): Removed.
3249 (truthvalue_conversion): Likewise.
3251 * c-iterate.c: Include "expr.h".
3252 (expand_expr): Use proper values when calling the function.
3254 * explow.c (emit_stack_save): Add prototype for FCN.
3255 (emit_stack_restore): Likewise.
3257 * dwarf2out.c (getpwd): Add prototype.
3259 * dwarf2out.h (debug_dwarf, debug_dwarf_die): New declarations.
3261 * c-typeck.c (c_expand_asm_operands): Use proper values when calling
3264 * c-lex.c (yyprint): Add prototype.
3265 (check_newline, build_objc_string): Remove declaration.
3267 * c-tree.h (comptypes_record_hook): Removed.
3268 (finish_incomplete_decl): New prototype.
3270 * alias.c (find_base_value): Add prototype.
3271 (true_dependence): Add prototype for function argument.
3273 * c-aux-info.c (xmalloc): Remove declaration.
3275 Fri Jun 19 20:23:05 1998 Robert Lipe <robertl@dgii.com>
3277 * i386.c: Include system.h. Remove redundant includes.
3278 (optimization_options): Mark param 'size' with ATTRIBUTE_UNUSED.
3279 (i386_cc_probably_useless_p): Likewise for 'decl', 'attributes',
3280 'identifier', 'args'.
3281 (i386_valid_type_attribute_p): Likewise for 'attributes'.
3282 (i386_comp_type_attribute_p): Likewise for 'type1', 'type2'.
3283 (function_arg_partial_nregs): Likewise for 'cum', 'mode', 'type',
3285 (symbolic_operand): Likewise for 'mode'.
3286 (call_insn_operand): Likewise.
3287 (expander_call_insn_operand): Likewise.
3288 (ix86_logical_operator): Likewise.
3289 (ix86_binary_operator_ok): Likewise.
3290 (emit_pic_move): Likewise.
3291 (VOIDmode_compare_op): Likewise.
3293 (str_immediate_operand): Likewise.
3294 (ix86_uary_operator_ok): Likewise for 'code', 'mode', and 'operands'.yy
3295 (asm_output_function_prefix): Likewise for 'name'.
3296 (function_prologue): Likewise for 'file', and 'size'.
3297 (function_epilogue): Likewise.
3299 1998-06-19 Jim Wilson <wilson@cygnus.com>
3301 * loop.h (struct induction): Clarify comment for unrolled field.
3302 * unroll.c (find_splittable_givs): Move set of unrolled field
3303 after address validity check.
3305 Fri Jun 19 18:38:04 1998 Michael Meissner <meissner@cygnus.com>
3307 * config/fp-bit.c (INLINE): Only define if not already defined.
3309 1998-06-19 Manfred Hollstein <manfred@s-direktnet.de>
3311 * Makefile.in (installdirs): Loop over directories in $(libsubdir)
3312 creating probably missing ones, instead of single if statements.
3314 Fri Jun 19 10:43:52 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
3316 * c-common.c (truthvalue_conversion): Protect side effects in the
3317 expression when splitting a complex value.
3318 * fold-const.c (fold): Likewise.
3320 Fri Jun 19 02:31:16 1998 Klaus Kaempf (kkaempf@progis.de)
3322 * cccp.c (hack_vms_include_specification): rewrite to handle
3323 '#include <dir/file.h>' correctly.
3325 Fri Jun 19 02:24:11 1998 H.J. Lu (hjl@gnu.org)
3327 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Defined.
3329 Fri Jun 19 02:10:10 1998 John Wehle (john@feith.com)
3331 * i386.c (notice_update_cc): Integer conditional moves don't
3334 * i386.md (movsfcc, movdfcc, movxfcc): Use emit_store_flag
3335 to support LT, LE, GE, and GT signed integer comparisons.
3336 (movsfcc+1, movsfcc+2, movdfcc+1, movdfcc+2,
3337 movxfcc+1, movxfcc+2): Pattern doesn't match if the comparison
3338 is LT, LE, GE, or GT.
3339 (movdicc): Remove code resulting from an earlier patch which
3340 didn't apply correctly.
3342 Fri Jun 19 02:00:19 1998 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3344 * reload1.c (reload_cse_regno_equal_p): If -ffloat-store, don't
3345 consider a MEM in FP mode as equal.
3347 Fri Jun 19 01:02:17 1998 Jeffrey A Law (law@cygnus.com)
3349 * c-decl.c (duplicate_decls): Avoid setting TREE_ASM_WRITTEN for
3350 duplicate declarations of a function.
3352 Fri Jun 19 00:33:33 1998 H.J. Lu (hjl@gnu.org)
3354 * config/float-i386.h: New.
3356 * configure.in (i[34567]86-*-linux-*): Set float_format to i386.
3358 Thu Jun 18 20:11:00 1998 Jim Wilson <wilson@cygnus.com>
3360 * sched.c (schedule_insns): Use xmalloc not alloca for max_uid
3361 indexed arrays. Call free at the end of the function for them.
3362 * haifa-sched.c (schedule_insns): Likewise.
3364 Thu Jun 18 18:16:01 1998 Jim Wilson <wilson@cygnus.com>
3366 * dwarf2out.c (size_of_string): Do count backslashes.
3368 Thu Jun 18 11:43:54 1998 Nick Clifton <nickc@cygnus.com>
3370 * config/arm/thumb.h (GO_IF_LEGITIMATE_ADDRESS): Disallow REG+REG
3371 addressing when one register is the frame pointer or stack
3372 pointer. Disallow REG+CONST addressing in HI mode.
3374 Thu Jun 18 17:30:39 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
3376 * reload.c (find_reloads): Don't narrow scope of RELOAD_OTHER to
3379 Thu Jun 18 09:36:50 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3381 * Makefile.in (c-lang.o): Depend on output.h.
3383 * c-lang.c: Include output.h.
3385 * sparc.c (sparc_builtin_saveregs): Remove unused variable `fntype'.
3387 * except.c (expand_builtin_eh_stub): Likewise for variable `jump_to'.
3389 * genrecog.c (write_subroutine): When writing insn-recog.c, mark
3390 variables `insn', `pnum_clobbers', `x[0 .. max_depth]' and `tem'
3391 with ATTRIBUTE_UNUSED.
3393 * regmove.c (copy_src_to_dest): Make function static to match its
3396 * reload1.c Include hard-reg-set.h before rtl.h to get macro
3397 HARD_CONST. Include machmode.h before hard-reg-set.h.
3399 * rtl.h: Prototype `retry_global_alloc' and wrap with macro
3400 HARD_CONST to protect usage of typedef HARD_REG_SET.
3402 * tree.c: Prototype `_obstack_allocated_p'.
3404 * varasm.c: Wrap prototype of `asm_output_aligned_bss' in macro
3407 Thu Jun 18 09:20:47 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3409 * pa.c: Include system.h and toplev.h. Remove redundant code.
3410 (call_operand_address): Mark parameter `mode' with ATTRIBUTE_UNUSED.
3411 (symbolic_operand): Likewise.
3412 (symbolic_memory_operand): Likewise.
3413 (pic_label_operand): Likewise.
3414 (fp_reg_operand): Likewise.
3415 (pre_cint_operand): Likewise.
3416 (post_cint_operand): Likewise.
3417 (ireg_or_int5_operand): Likewise.
3418 (int5_operand): Likewise.
3419 (uint5_operand): Likewise.
3420 (int11_operand): Likewise.
3421 (uint32_operand): Likewise.
3422 (ior_operand): Likewise.
3423 (lhs_lshift_cint_operand): Likewise.
3424 (pc_or_label_operand): Likewise.
3425 (legitimize_pic_address): Likewise.
3426 (hppa_legitimize_address): Likewise for parameter `old'.
3427 (output_block_move): Likewise for parameter `size_is_constant'.
3428 (output_function_prologue): Likewise for parameter `size'.
3429 (output_function_epilogue): Likewise.
3430 (return_addr_rtx): Likewise for parameter `count'.
3431 (output_mul_insn): Likewise for parameter `unsignedp'.
3432 (hppa_builtin_saveregs): Likewise for parameter `arglist'.
3433 (output_bb): Likewise for parameter `operands'.
3434 (output_bvb): Likewise.
3435 (function_label_operand): Likewise for parameter `mode'.
3436 (plus_xor_ior_operator): Likewise.
3437 (shadd_operand): Likewise.
3438 (non_hard_reg_operand): Likewise.
3439 (eq_neq_comparison_operator): Likewise.
3440 (movb_comparison_operator): Likewise.
3441 (pa_combine_instructions): Likewise for parameter `insns'.
3443 * pa.h: Add prototypes for functions `output_deferred_plabels',
3444 `override_options', `output_ascii', `output_function_prologue',
3445 `output_function_epilogue', `print_operand',
3446 `symbolic_expression_p', `reloc_needed', `compute_frame_size',
3447 `hppa_address_cost', `and_mask_p', `symbolic_memory_operand',
3448 `pa_adjust_cost', `pa_adjust_insn_length' and
3449 `secondary_reload_class'.
3451 Wed Jun 17 22:28:48 1998 Jason Merrill <jason@yorick.cygnus.com>
3453 * configure.in: Don't turn on collect2 unconditionally.
3455 Wed Jun 17 20:20:48 1998 Mark Mitchell <mark@markmitchell.com>
3457 * cse.c (cse_basic_block): Don't include NOTE insns in the count
3458 that is used to decide whether or not it is time to erase the
3461 Wed Jun 17 18:30:43 1998 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3463 * rs6000/linux.h (JUMP_TABLES_IN_TEXT_SECTION): Define to zero.
3465 Wed Jun 17 19:05:03 1998 John Carr <jfc@mit.edu>
3467 * haifa-sched.c (haifa_classify_insn): TRAP_IF is risky.
3468 (sched_analyze_2): Allow scheduling TRAP_IF.
3470 * reorg.c (mark_referenced_resources): Examine operands of TRAP_IF.
3472 * rtl.h (TRAP_CODE): New macro.
3474 * rtl.def (TRAP_IF): Change second operand type to rtx.
3476 * optabs.c (gen_cond_trap): New function.
3477 (init_traps): New function.
3478 (init_optabs): Call init_traps.
3479 * expr.h: Declare gen_cond_trap.
3481 * jump.c (jump_optimize): Optimize jumps to and around traps.
3483 * sparc.md: Define trap instructions.
3485 * rs6000.md: Define trap instructions.
3486 * rs6000.c (print_operand): New code 'V' for trap condition.
3487 (trap_comparison_operator): New function.
3489 * m88k.md: Update use of TRAP_IF.
3491 * tree.h (enum built_in_function): New function code BUILT_IN_TRAP.
3492 * c-decl.c (init_decl_processing): New builtin __builtin_trap.
3493 * expr.c (expand_builtin): Handle BUILT_IN_TRAP.
3495 * expr.c (expand_builtin): Error if __builtin_longjmp second argument
3498 Wed Jun 17 15:20:00 PDT 1998 Catherine Moore <clm@cygnus.com>
3500 * reload1.c (spill_hard_reg): Check mode of register when
3501 spilling from scratch_list.
3503 Wed Jun 17 16:25:38 EDT 1998 Andrew MacLeod (amacleod@cygnus.com)
3505 * except.c (add_new_handler): fix bug in finding last region handler.
3506 * libgcc2.c (find_exception_handler): Pass exception table pointer
3507 to runtime type matcher, not the match info field.
3509 Wed Jun 17 15:57:48 EDT 1998 Andrew MacLeod (amacleod@cygnus.com)
3511 * eh-common.h (struct eh_context): Add comment for hidden use of
3512 field dynamic_handler_chain.
3513 * except.c (get_dynamic_handler_chain): Comment on, and use the
3514 correct offset of the dynamic_handler_chain field.
3516 1998-06-17 12:46:56 1998 Jim Wilson <wilson@cygnus.com>
3518 * mips/iris6.h (LINK_SPEC): Add -woff 131.
3520 1998-06-17 Jason Merrill <jason@yorick.cygnus.com>
3522 * dwarf2out.c: Disable EH_FRAME_SECTION if we don't have .init.
3524 * configure.in: Don't disable collect2 when we have GNU ld.
3526 Wed Jun 17 08:38:13 1998 Jeffrey A Law (law@cygnus.com)
3528 * fold-const.c (make_range): Do not widen the type of the expression.
3530 * expr.c (check_max_integer_computation_mode): New function.
3531 (expand_expr): Avoid integer computations in modes wider than
3532 MAX_INTEGER_COMPUTATION_MODE.
3533 * fold-const.c (fold): Likewise.
3534 * tree.h (check_max_integer_computation_mode): Declare.
3535 * tm.texi (MAX_INTEGER_COMPUTATION_MODE): Document it.
3537 * configure.in (nm): Make a link to "nm" in the build tree too.
3539 * mn10300.md (andsi3): Fix typo.
3541 Tue Jun 16 22:58:40 1998 Richard Henderson <rth@cygnus.com>
3543 * reload1.c (reload_cse_regs): Call bzero instead of looping.
3545 Tue Jun 16 18:30:35 1998 Jim Wilson <wilson@cygnus.com>
3547 * dwarf2out.c (stripattributes): Prepend '*' to the section name.
3549 Tue Jun 16 16:49:26 1998 Richard Henderson <rth@cygnus.com>
3551 * alpha.c (alpha_expand_prologue, alpha_expand_epilogue): New fns.
3552 (output_prologue, output_epilogue): Merge VMS and OSF versions;
3553 Remove anything related to the actual code generation.
3554 (output_end_prologue): New function.
3555 (alpha_sa_mask, alpha_sa_size): Merge VMS and OSF versions.
3556 (alpha_does_function_need_gp): Return false for VMS.
3557 (alpha_function_needs_gp): Make static.
3558 (add_long_const): Delete.
3559 (summarize_insn): Don't assume a SUBREG is of a REG.
3560 Prototype all static functions. Rename VMS-specific global
3562 * alpha.h (TARGET_CAN_FAULT_IN_PROLOGUE): Default to 0.
3563 (FUNCTION_BOUNDARY): Align to cache line.
3564 (LOOP_ALIGN, ALIGN_LABEL_AFTER_BARRIER): Align to octaword.
3565 (FUNCTION_END_PROLOGUE): New macro.
3566 * alpha.md (attribute length): New. Mark all insns.
3567 (return_internal, prologue_stack_probe_loop) New patterns.
3568 (prologue, init_fp, epilogue): New patterns.
3570 * linux.h (TARGET_CAN_FAULT_IN_PROLOGUE): Define.
3572 Tue Jun 16 17:36:35 1998 Dave Brolley <brolley@cygnus.com>
3574 * toplev.c (lang_options): Add -trigraphs option for cpplib.
3576 Tue Jun 16 23:33:24 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
3578 * reload1.c (reload_reg_free_before_p): RELOAD_FOR_OUTADDR_ADDRESS
3579 is earlier than RELOAD_FOR_OUTPUT_ADDRESS; RELOAD_FOR_INPADDR_ADDRESS
3580 is earlier than RELOAD_FOR_INPUT_ADDRESS.
3582 Tue Jun 16 13:15:16 1998 Jim Wilson <wilson@cygnus.com>
3584 * libgcc1-test.c (memcpy): Define.
3586 Tue Jun 16 13:44:02 1998 Michael Meissner <meissner@cygnus.com>
3588 * genattrtab.c (struct attr_desc): Change int flags to bit
3589 fields. Add bit fields for this being function_units_used
3590 or *_blockage_range attributes.
3591 (write_unit_name): New function to print a function unit name
3593 (expand_units): Indicate whether this is function_units_used or
3594 *_blockage_range attributes.
3595 (write_toplevel_expr): Print function_units_used and
3596 *_blockage_range attributes in a more friendly fashion.
3597 (make_internal_attr): Indicate whether this attribute is either
3598 function_units_used or *_blockage_range.
3600 Mon Jun 15 17:06:43 1998 Michael Meissner <meissner@cygnus.com>
3601 Jim Wilson <wilson@cygnus.com>
3603 * regmove.c (copy_src_to_dest): Do not copy src to dest if either
3604 the source or destination is special.
3606 Mon Jun 15 13:20:33 1998 Jim Wilson <wilson@cygnus.com>
3608 * c-decl.c (shadow_tag_warned): Use specs not declspecs in for loop.
3610 Mon Jun 15 07:16:29 PDT 1998 Jeff Law (law@cygnus.com)
3612 * version.c: Bump for snapshot.
3614 Sat Jun 13 13:10:40 1998 Krister Walfridsson <cato@df.lth.se>
3616 * config/sparc/netbsd.h (DEFAULT_PCC_STRUCT_RETURN): Undefine before
3619 Fri Jun 12 18:06:45 1998 Doug Evans <devans@egcs.cygnus.com>
3621 * m32r/m32r.h (STARTFILE_SPEC): Delete crtsysc.o.
3622 (ENDFILE_SPEC): Add -lgloss.
3624 Fri Jun 12 14:57:59 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3626 * mips.c (small_int): Mark parameter `mode' with ATTRIBUTE_UNUSED.
3627 (large_int): Likewise.
3628 (pc_or_label_operand): Likewise.
3629 (call_insn_operand): Likewise.
3630 (consttable_operand): Likewise.
3631 (m16_uimm3_b): Likewise.
3632 (m16_simm4_1): Likewise.
3633 (m16_nsimm4_1): Likewise.
3634 (m16_simm5_1): Likewise.
3635 (m16_nsimm5_1): Likewise.
3636 (m16_uimm5_4): Likewise.
3637 (m16_nuimm5_4): Likewise.
3638 (m16_simm8_1): Likewise.
3639 (m16_nsimm8_1): Likewise.
3640 (m16_uimm8_1): Likewise.
3641 (m16_nuimm8_1): Likewise.
3642 (m16_uimm8_m1_1): Likewise.
3643 (m16_uimm8_4): Likewise.
3644 (m16_nuimm8_4): Likewise.
3645 (m16_simm8_8): Likewise.
3646 (m16_nsimm8_8): Likewise.
3647 (m16_usym8_4): Likewise.
3648 (m16_usym5_4): Likewise.
3649 (mips_move_1word): Change type of variable `i' from int to size_t.
3650 (mips_move_2words): Likewise.
3651 (output_block_move): Mark parameter `libname' with ATTRIBUTE_UNUSED.
3652 (function_arg_advance): Use HOST_PTR_PRINTF to print an address.
3653 (function_arg): Likewise.
3654 (function_arg_partial_nregs): Mark parameter `named' with
3656 (override_options): Use ISDIGIT instead of isdigit.
3657 (mips_output_external): Mark parameter `file' with ATTRIBUTE_UNUSED.
3658 (final_prescan_insn): Likewise for parameters `opvec' and `noperands'.
3659 (save_restore_insns): Cast HOST_WIDE_INT arguments passed to
3660 function `fatal' to long before printing. Use
3661 HOST_WIDE_INT_PRINT_DEC in fprintf. Both changes done several
3662 times in this function.
3663 (function_prologue): Mark parameter `size' with ATTRIBUTE_UNUSED.
3664 (function_epilogue): Likewise for parameters `file' and `size'.
3665 Print an int with "%d" not "%ld".
3666 (mips_select_rtx_section): Mark parameter `x' with ATTRIBUTE_UNUSED.
3667 (mips_function_value): Likewise for parameter `func'.
3668 (function_arg_pass_by_reference): Likewise for parameters `cum'
3670 (extend_operator): Likewise for parameter `mode'
3671 (highpart_shift_operator): Likewise.
3673 * mips.md (mul_acc_si): Remove unused variable `macc'.
3675 Fri Jun 12 09:33:44 1998 Richard Henderson <rth@cygnus.com>
3677 * fold-const.c (fold): Revert last change. It breaks constant
3678 expressions somehow.
3680 Fri Jun 12 10:23:36 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
3682 * expr.c (do_jump, case EQ_EXPR, NE_EXPR): When comparing complex
3683 prevent operands from being evaluated twice.
3685 Fri Jun 12 00:50:27 1998 Sergey Okhapkin <sos@prospect.com.ru>
3687 * toplev.c (lang_options): Add -remap as a preprocessor option.
3689 Fri Jun 12 00:30:32 1998 John Wehle (john@feith.com)
3691 * i386.md (cmpsi_1, cmphi_1, cmpqi_1): Remove code
3692 which set CC_REVERSED since reload should ensure that
3693 the operands are already the correct type.
3695 Thu Jun 11 17:14:15 1998 Jim Wilson <wilson@cygnus.com>
3697 * except.c (expand_builtin_eh_stub): Call emit_move_insn rather than
3698 calling gen_rtx_SET.
3700 Thu Jun 11 18:45:49 1998 David Edelsohn <edelsohn@mhpcc.edu>
3702 * config/rs6000/x-aix43 (AR): Delete.
3703 (AR_FOR_TARGET_FLAGS): Add -X32_64 here.
3705 Thu Jun 11 16:19:17 1998 David W. Schuler <schuld@btv.ibm.com>
3707 * config/i386/aix386ng.h (CPP_SPEC): Remove extraneous quote.
3709 Thu Jun 11 12:40:27 1998 Jim Wilson <wilson@cygnus.com>
3711 * mips.c (override_options): Replace word_mode with explicit
3714 Thu Jun 11 14:50:02 1998 Michael Meissner <meissner@cygnus.com>
3716 * regmove.c (regmove_optimize): If we can't replace the
3717 destination in an insn that sets the source, generate an explicit
3718 move of the source to the destination.
3719 (copy_src_to_dest): New function.
3720 (toplevel): Include basic-block.h
3722 * Makefile.in (regmove.o): Add basic-block.h dependencies.
3724 Thu Jun 11 10:30:09 1998 Dave Brolley <brolley@cygnus.com>
3726 * toplev.c (lang_options): Add missing options (nostdinc, idirafter).
3728 Wed Jun 10 23:39:32 1998 Mark Mitchell <mark@markmitchell.com>
3730 * rtl.h (rtx_def): Improve documentation.
3731 (MEM_IN_STRUCT_P): Likewise.
3733 Wed Jun 10 23:23:17 1998 Graham <grahams@rcp.co.uk>
3735 * c-decl.c (start_decl): Correct test for -Wmain.
3737 * c-decl.c (grokdeclarator): Remove unused variable "last".
3739 Wed Jun 10 14:52:27 1998 Jim Wilson <wilson@cygnus.com>
3741 * expr.c (expand_builtin_setjmp): Store const1_rtx in target.
3742 (expand_builtin_longjmp): Abort if value isn't const1_rtx.
3743 Delete code storing value in static_chain_rtx.
3744 (expand_builtin, case BUILT_IN_LONGJMP): Pass NULL_RTX for target
3745 to second expand_expr call.
3747 Wed Jun 10 13:08:41 1998 Mark Mitchell <mark@markmitchell.com>
3749 * mips/mips.c: Remove -mabi=o32 and -mabi=n64.
3751 Wed Jun 10 13:41:23 1998 Dave Brolley <brolley@cygnus.com>
3753 * cppmain.c (fatal): New function.
3754 * configure.in (cpp_main): New configuration variable.
3755 * configure: Regenerated.
3756 * Makefile.in (CCCP): Use a configuration variable to select basex
3758 (cppmain$(exeext)): Add @extra_cpp_objs@.
3760 Wed Jun 10 13:07:02 1998 Dave Brolley <brolley@cygnus.com>
3762 * objc/objc-act.c: Add cpplib declarations.
3763 (lang_decode_option): Initialize cpplib if necessary.
3764 (lang_decode_option): New argc/argv interface.
3765 * tree.h (lang_decode_option): New argc/argv interface.
3766 * toplev.c (lang_options): Add cpp options.
3767 (main): New interface for lang_decode_option.
3768 * gcc.c (default_compilers): Don't call cpp for a cpplib-enabled C compiler
3769 unless -E, -M or -MM is specified.
3770 * cpplib.h (cpp_handle_option): New function.
3771 * cpplib.c (cpp_handle_option): New function.
3772 (cpp_handle_options): Now calls cpp_handle_option.
3773 * c-tree.h (c_decode_option): New argc/argv interface.
3774 * c-lex.c (init_parse): cpplib now initialized in c_decode_option.
3775 * c-lang.c (lang_decode_option): New argc/argv interface.
3776 * c-decl.c: Add cpplib declarations.
3777 (c_decode_option): New argc/argv interface.
3778 (c_decode_option): Call cpp_handle_option.
3779 (c_decode_option): Now returns number of strings processed.
3781 Wed Jun 10 09:47:13 1998 Richard Earnshaw (rearnsha@arm.com)
3783 * unroll.c (verify_addresses): Use validate_replace_rtx to undo the
3784 changes. Abort if the undo fails.
3786 1998-06-10 Vladimir N. Makarov <vmakarov@cygnus.com>
3788 * config/rs6000/rs6000.c (output_prolog): Change locations and
3789 directions of saving and restoring arguments of main on the stack.
3791 Wed Jun 10 08:56:27 1998 John Carr <jfc@mit.edu>
3793 * reload1.c (reload_cse_simplify_operands): Do not call gen_rtx_REG
3794 for each alternative. Do not replace a CONST_INT with a REG unless
3797 Wed Jun 10 02:11:55 1998 Jeffrey A Law (law@cygnus.com)
3799 * decl.c (init_decl_processing): Fix typo.
3801 * mips.c (gpr_mode): New variable.
3802 (override_options): Initialize gpr_mode.
3803 (compute_frame_size): Use "gpr_mode" instead of "word_mode" to
3804 determine size and offset of general purpose registers save slots.
3805 (save_restore_insns, mips_expand_prologue): Similarly.
3807 * reload.c (find_reloads_toplev): Use gen_lowpart common to convert
3808 between constant representations when we have (SUBREG (REG)) with
3809 REG equivalent to a constant.
3811 Wed Jun 10 01:39:00 1998 Juha Sarlin <juha@c3l.tyreso.se>
3813 * h8300.c (get_shift_alg): Add special cases for shifts of 8 and 24.
3815 Tue Jun 9 22:05:34 1998 Richard Henderson <rth@cygnus.com>
3817 * fold-const.c (fold): Even with otherwise constant trees, look for
3818 opportunities to combine integer constants.
3820 Wed Jun 3 23:41:24 EDT 1998 John Wehle (john@feith.com)
3822 * i386.c (notice_update_cc): Clear cc_status.value2 in the
3823 case of UNSPEC 5 (bsf).
3825 * i386.md (movsfcc, movdfcc, movxfcc): The floating point
3826 conditional move instructions don't support signed integer
3829 Tue Jun 9 14:31:19 1998 Nick Clifton <nickc@cygnus.com>
3831 * config/v850/t-v850 (TCFLAGS): Add assembler options to warn of
3834 * config/v850/lib1funcs.asm (__return_interrupt): Use 'addi
3835 16,sp,sp' ratehr than 'add 16,sp'. Patch courtesy of Biomedin
3838 Tue Jun 9 16:23:13 EDT 1998 Andrew MacLeod <amacleod@cygnus.com>
3840 * except.c (expand_start_catch): Rename to start_catch_handler.
3841 (expand_end_catch): Delete function.
3842 (expand_end_all_catch): Remove catch status that expand_end_catch
3844 * except.h (expand_start_catch): Rename prototype.
3845 (expand_end_catch): Delete prototype.
3847 Tue Jun 9 12:57:32 1998 Mark Mitchell <mark@markmitchell.com>
3849 * invoke.texi: Add documentation for -mips4 and -mabi=*.
3851 Tue Jun 9 12:12:34 1998 Klaus Kaempf (kkaempf@progis.de)
3853 * alpha/vms.h (EXTRA_SECTIONS): Add in_ctors and in_dtors.
3854 (EXTRA_SECTION_FUNCTIONS): Add ctors_section and dtors_section.
3855 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Define.
3857 Tue Jun 9 12:10:27 1998 John Carr <jfc@mit.edu>
3859 * haifa-sched.c (update_flow_info): Use UNITS_PER_WORD, not MOVE_MAX,
3860 as the threshold to permit splitting memory operations.
3862 Tue Jun 9 12:36:16 1998 Jeffrey A Law (law@cygnus.com)
3864 * mips.c (gpr_mode): New variable.
3865 (override_options): Initialize gpr_mode.
3866 (compute_frame_size): Use "gpr_mode" instead of "word_mode" to
3867 determine size and offset of general purpose registers save slots.
3868 (save_restore_insns, mips_expand_prologue): Similarly.
3870 * Makefile.in (LIB2FUNCS_EH): Define. Just "_eh" for now.
3871 (LIBGCC2_CFLAGS): Remove -fexceptions.
3872 (LIB2FUNCS): Remove "_eh".
3873 (libgcc2.a): Iterate over LIB2FUNCS_EH and build everything in
3874 it with -fexceptions.
3876 * Makefile.in (local-alloc.o): Depend on insn-attr.h.
3877 * local-alloc.c (block_alloc): Avoid creating false
3878 dependencies for targets which use instruction scheduling.
3880 Tue Jun 9 02:40:49 1998 Richard Henderson <rth@cygnus.com>
3882 * mips/elf.h (ASM_DECLARE_OBJECT_NAME): Define.
3883 (ASM_FINISH_DECLARE_OBJECT): Define;
3884 * mips/elf64.h: Likewise.
3886 Tue Jun 9 01:08:47 1998 Richard Henderson <rth@cygnus.com>
3888 * toplev.c (flag_new_exceptions): Remove extraneous `extern'.
3890 Mon Jun 8 23:24:48 PDT 1998 Jeff Law (law@cygnus.com)
3892 * version.c: Bump for snapshot.
3894 Mon Jun 8 23:24:58 1998 David Edelsohn <edelsohn@mhpcc.edu>
3896 * rs6000.md (mulsidi3): Add !TARGET_POWERPC64 constraint.
3897 (mulsidi3_ppc64): Delete.
3899 Mon Jun 8 20:57:40 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3901 * Makefile.in (varasm.o): Depend on dbxout.h.
3902 (cse.o): Depend on toplev.h and output.h.
3903 (gcse.o): Depend on output.h.
3905 * mips.c: Include system.h and toplev.h and remove redundant code.
3906 Include output.h after tree.h so all its prototypes get activated.
3907 * mips.md (table_jump): Remove unused variable `dest'.
3909 * sparc.h: Add prototype for `v8plus_regcmp_op'.
3911 * crtstuff.c (fini_dummy, init_dummy): Mark function definitions
3912 with __attribute__ ((__unused__)).
3913 (__frame_dummy): Provide prototype before use, wrap it with
3914 EH_FRAME_SECTION_ASM_OP.
3916 * cse.c: Move inclusion of <setjmp.h> above local headers.
3917 Include toplev.h and output.h.
3919 * dbxout.h: Add prototype for `dbxout_begin_function'.
3921 * final.c (final_scan_insn): Wrap variable `max_skip' in macro
3922 ASM_OUTPUT_MAX_SKIP_ALIGN.
3924 * gcse.c: Include system.h and output.h.
3925 (dump_cuid_table, dump_rd_table, dump_cprop_data, dump_pre_data):
3926 Make extern instead of static.
3927 (compute_can_copy): Only declare variables `reg' and `insn' when
3928 AVOID_CCMODE_COPIES is not defined.
3929 (record_set_info): Mark parameter `setter' with ATTRIBUTE_UNUSED.
3930 (hash_scan_clobber): Likewise for `x' and `insn'.
3931 (hash_scan_call): Likewise.
3932 (record_last_set_info): Likewise for `setter'.
3933 (mark_call): Likewise for `pat'.
3934 (pre_insert_insn): Wrap variable `note' in macro HAVE_cc0.
3936 * libgcc2.c (__bb_init_prg): Replace bzero with memset and fix the
3937 length parameter so that it multiplies the number of elements by
3938 the sizeof(element).
3940 * output.h: Add prototype for `weak_finish'.
3942 * recog.h: Likewise for `validate_replace_src'.
3944 * rtl.h: Likewise for `optimize_save_area_alloca',
3945 `fix_sched_param', `purge_addressof', `gcse_main',
3946 `regmove_optimize', `dbr_schedule', `branch_prob' and
3949 * toplev.h: Likewise for `set_float_handler' and
3950 `output_quoted_string'.
3952 * varasm.c: Include dbxout.h.
3954 Mon Jun 8 18:12:06 1998 Jim Wilson <wilson@cygnus.com>
3956 * mips.c (mips_secondary_reload_class): Use gp_reg_p instead of
3957 GP_REG_P. Use gr_regs instead of GR_REGS.
3959 Mon Jun 8 16:54:12 1998 Ken Raeburn <raeburn@cygnus.com>
3960 Jeff Law <law@cygnus.com>
3962 * Revamped multiply support for MIPS chips.
3963 * mips.c (extend_operator): New function.
3964 (highpart_shift_operator): Likewise.
3965 * mips.h: Declare new functions.
3966 (PREDICATE_CODES): Add support for new predicates.
3967 * mips.md (mulsi3 expander): Simplify.
3968 (mulsi_mult3): Add another constraint alternative. Support
3969 3 operand multiply instructions as found on various mips
3971 (mulsi3_r4650): Delete pattern, now handled by mulsi_mult3.
3972 (mul_acc_si): New pattern and associated splitters.
3973 (mulsidi3 expander): Rework to use mulsidi3_64bit and
3975 (umulsidi3): New expander.
3976 (mulsidi3_internal): Accept either sign or zero extended
3977 operands and generate code as appropriate appropriately.
3978 (mulsidi3_64bit): Similarly.
3979 (smulsi3_highpart): Turn into an expander and generate code
3980 to match new patterns.
3981 (umulsi3_highpart): Likewise.
3982 (xmulsi3_highpart_internal): New pattern.
3983 (maddi patterns): Delete. Replace with:
3984 (mul_acc_di, mul-acc_64bit_di): New patterns.
3986 Mon Jun 8 14:16:15 EDT 1998 Andrew MacLeod <amacleod@cygnus.com>
3988 * eh-common.h: Remove NEW_EH_MODEL compile time flag, and replace with
3989 flag_new_exceptions runtime flag.
3990 (struct old_exception_table): New struct which represents what
3991 the exception table looks like without the new model.
3992 (NEW_EH_RUNTIME): New value used as a tag in the exception table to
3993 flag that this is a new style table.
3994 * except.h: Remove compile time flag NEW_EH_MODEL.
3995 (expand_builtin_eh_stub_old): New prototype.
3996 * tree.h (enum built_in_function): Add BUILT_IN_EH_STUB_OLD.
3997 * expr.c (expand_builtin): New builtin func BUILT_IN_EH_STUB_OLD.
3998 * c-decl.c (init_decl_processing): Add new builtin function
3999 __builtin_eh_stub_old.
4000 * final.c (final_scan_insn): Replace compile time flag NEW_EH_MODEL.
4001 * flags.h (flag_new_exceptions): New runtime flag.
4002 * toplev.c (flag_new_exceptions): Initialize default to 0,
4003 -fnew-exceptions sets to 1.
4004 * except.c (output_exception_table_entry): Output New style exception
4005 identifier into table, and replace compile time flag NEW_EH_MODEL
4006 with runtime flag flag_new_exceptions.
4007 (output_exception_table): Replace compile time flag NEW_EH_MODEL.
4008 (expand_builtin_eh_stub_old): Duplicates original functionality of
4009 expand_builtin_eh_stub.
4010 (expand_builtin_eh_stub): Replace compile time flag NEW_EH_MODEL.
4011 * libgcc2.c (find_exception_handler): Remove NEW_EH_MODEL #ifdefs.
4012 (old_find_exception_handler): New func, same as find_exception_handler
4013 except it works on the old style exception table.
4014 (__throw): Replace NEW_EH_MODEL. Detect new model based on presence
4015 of identifier in the exception table, and call appropriate routines.
4017 Mon Jun 8 01:21:13 1998 Jason Merrill <jason@yorick.cygnus.com>
4019 * function.c: Define current_function_cannot_inline.
4020 (push_function_context_to): Save it.
4021 (pop_function_context_from): Restore it.
4022 * function.h (struct function): Provide it a home.
4023 * output.h: Declare it.
4024 * integrate.c (function_cannot_inline_p): Check it.
4026 Mon Jun 8 10:43:15 1998 Richard Henderson <rth@cygnus.com>
4028 * expr.c (force_operand): Detect PIC address loads before
4029 splitting arithmetic.
4031 Mon Jun 8 09:22:38 PDT 1998 Jeff Law (law@cygnus.com)
4033 * version.c: Bump for snapshot.
4035 Mon Jun 8 02:55:56 1998 Graham <grahams@rcp.co.uk>
4037 * tree.c (tree_class_check): Add braces to eliminate ambigious
4039 (tree_check): Likewise.
4041 Mon Jun 8 02:49:23 1998 H.J. Lu (hjl@gnu.org)
4043 * reg-stack.c (subst_stack_regs_pat): Make sure the top of
4044 stack is the destination for conditional move insn.
4046 Mon Jun 8 01:21:13 1998 Jason Merrill <jason@yorick.cygnus.com>
4048 * tree.h (TREE_VEC_END): Cast unused value to void.
4050 * i386.c (print_operand): Use %lx for long operand.
4052 Mon Jun 8 00:04:07 1998 Richard Henderson <rth@cygnus.com>
4054 * alpha.c (summarize_insn): Ignore rtl slot format 'i'.
4056 Sun Jun 7 14:15:45 1998 John Carr <jfc@mit.edu>
4058 * sol2.h (INIT_SUBTARGET_OPTABS): Use Solaris libc float/long long
4059 conversion functions.
4061 Sun Jun 7 14:02:58 1998 Richard Henderson <rth@cygnus.com>
4063 * toplev.c (flag_exceptions): Default to 0.
4064 (compile_file): Remove flag_exceptions == 2 hack.
4065 (main): Call lang_init_options.
4066 * tree.h: Declare it.
4067 * c-lang.c: Implement it.
4068 * objc/objc-act.c: Likewise.
4070 Sun Jun 7 12:27:30 1998 David Edelsohn <edelsohn@mhpcc.edu>
4072 * rs6000.md (restore_stack_block): Generate MEM and specify mode.
4073 * rs6000.h (STACK_SAVEAREA_MODE): SAVE_FUNCTION is VOIDmode.
4074 * rs6000.c (rs6000_output_load_toc_table): Use fputs.
4075 (output_function_profiler): Use asm_fprintf and fputs.
4077 Sat Jun 6 12:17:12 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4079 * gencheck.c: Remove redundant stdio.h include. Add a definition
4080 of xmalloc for when we are forced to link with alloca.o.
4082 * reload1.c (reload_reg_free_for_value_p): Use `(unsigned)1'
4085 * fold-const.c (constant_boolean_node): Make definition static to
4086 match the prototype.
4088 Fri Jun 5 15:53:17 1998 Per Bothner <bothner@cygnus.com>
4090 * gcc.c (lang_specific_pre_link): New LANG_SPECIFIC_DRIVER function.
4091 (lang_specific_extra_outfiles): New LANG_SPECIFIC_DRIVER variable.
4092 (do_spec, input_filename, input_filename_length): Make public.
4093 (main): Adjust outfiles allocation by lang_specific_extra_outfiles.
4094 Call lang_specific_pre_link befor elinking.
4096 Fri Jun 5 12:29:28 1998 Jeffrey A Law (law@cygnus.com)
4098 * haifa-sched.c (rank_for_schedule): For "equally good insns", prefer
4099 the insn which has the most insns dependent on it.
4101 Fri Jun 5 09:03:22 1998 John Carr <jfc@mit.edu>
4103 * alias.c (find_base_value): Avoid reading past end of reg_base_value.
4105 Fri Jun 5 03:05:34 1998 Richard Henderson <rth@cygnus.com>
4107 * alpha.md (insxh-1): New insxl pattern for combine.
4109 Fri Jun 5 01:12:15 1998 H.J. Lu (hjl@gnu.org)
4111 * i386/i386.c (output_fp_conditional_move): New function
4112 to output floating point conditional move.
4113 (output_int_conditional_move): New function to output integer
4116 * i386/i386.md (movsicci+5, movhicc+5, movdicc+5): Call
4117 output_int_conditional_move () to output int conditional move.
4118 (movsfcc+5, movdfcc+5, movxfcc+5): Call
4119 output_fp_conditional_move () to output floating point
4122 * i386/i386.c (put_condition_code): In INT mode, check
4123 cc_prev_status.flags & CC_NO_OVERFLOW for GE and LT.
4125 Thu Jun 4 16:09:51 1998 Dave Brolley <brolley@cygnus.com>
4127 * dbxout.c (dbxout_type): Output arrays of bits as if
4128 they were bitstrings for Chill
4130 Thu Jun 4 14:35:27 1998 David Edelsohn <edelsohn@mhpcc.edu>
4132 * tree.c (get_inner_array_type): New function.
4133 * tree.h (get_inner_array_type): Prototype.
4134 * expr.h (STACK_SAVEAREA_MODE): New macro.
4135 * expr.c (expand_builtin_setjmp): Initialize sa_mode using
4136 STACK_SAVEAREA_MODE.
4137 (expand_builtin_longjmp): Likewise.
4138 * explow.c (emit_stack_save): Likewise.
4139 (allocate_dynamic_stack_space): Use Pmode not insn_operand_mode.
4141 * rs6000/aix41.h (ASM_CPU_SPEC): Define relative to ASM_DEFAULT_SPEC.
4142 (CPP_CPU_SPEC): Define relative to CPU_DEFAULT_SPEC.
4143 * rs6000/aix43.h: New file.
4144 * rs6000/t-aix43: New file.
4145 * rs6000/x-aix41: New file.
4146 * rs6000/x-aix43: New file.
4147 * configure.in (rs6000-ibm-aix*): Use them.
4148 * rs6000/powerpc.h: Delete.
4149 * rs6000/sysv4.h: Move necessary powerpc.h definitions to here.
4150 * rs6000/netware.h: and here.
4151 * rs6000/win-nt.h: and here.
4153 * rs6000/rs6000.c (processor_target_table, 620): Do not affect
4155 (rs6000_override_options): Ignore flag_pic for AIX.
4156 (rs6000_immed_double_const): Delete.
4157 (u_short_cint_operand): Don't assume 32-bit CONST_INT.
4158 (reg_or_u_short_operand): Don't assume 32-bit CONST_INT.
4159 (num_insns_constant): mask64_operand() is 2 insns.
4160 (logical_operand): Don't assume 32-bit CONST_INT.
4161 (non_logical_cint_operand): Don't assume 32-bit CONST_INT.
4162 (easy_fp_constant): Any CONST_DOUBLE_HIGH is okay for 64-bit.
4163 (mask_constant): HOST_WIDE_INT parameter.
4164 (non_and_cint_operand): Delete.
4165 (mask64_operand): New function.
4166 (and64_operand): New function.
4167 (function_arg_advance): DImode arguments do not need special
4168 alignment when 64-bit.
4169 (function_arg): Likewise.
4170 (setup_incoming_varargs): Reverse reg_size assignment.
4171 (print_operand): HOST_WIDE_INT second parameter.
4172 (print_operand, 'B'): New case.
4173 (print_operand, 'M'): Fix typo in lossage string.
4174 (print_operandm 'S'): New case.
4175 (rs6000_stack_info): Reverse reg_size assignment. Use total_raw_size
4176 to compute AIX push_p. Use reg_size to compute {cr,lr}_save_offset.
4177 (rs6000_output_load_toc_table): Reverse init_ptr assignment. Use
4178 TARGET_64BIT not TARGET_POWERPC64. Convert fprintf to fputs.
4179 Load GOT highpart, don't add it. Add lowpart with {cal|la}.
4180 (rs6000_allocate_stack_space): Use {cal|la}.
4181 (output_epilog): Use {cal|la}
4182 (output_function_profiler): Add call glue to mcount call.
4183 Load GOT highpart, don't add it. Add lowpart with {cal|la}.
4185 * rs6000/rs6000.h (TARGET_SWITCHES): Add powerpc64.
4186 (STACK_BOUNDARY): Depend on TARGET_32BIT.
4187 (ADJUST_FIELD_ALIGN): Calculate array alignment using innermost type.
4188 (CONST_OK_FOR_LETTER_P): Don't assume 32-bit CONST_INT.
4189 (EXTRA_CONSTRAINTS): Remove NT 'S' and 'T'. Replace 'S' with
4190 64-bit mask operand.
4191 (RS6000_SAVE_TOC): Depend on TARGET_32BIT.
4192 (STACK_SAVEAREA_MODE): New macro.
4193 (LEGITIMATE_CONSTANT_P): DImode okay for 64bit.
4194 (LEGITIMIZE_RELOAD_ADDRESS): New macro.
4195 (RTX_COSTS, AND/IOR/XOR): Reflect current machine description.
4196 (ASM_FILE_START): Emit 64-bit ABI directive.
4197 (ASM_DECLARE_FUNCTION_NAME): Align CSECT on doubleword in 64-bit mode.
4198 (ASM_OUTPUT_SPECIAL_POOL_ENTRY): DImode okay for 64-bit.
4199 (PREDICATE_CODES): Add "and64_operand" and "mask64_operand".
4200 Delete "non_and_cint_operand". "input_operand" includes CONST_DOUBLE.
4202 * rs6000/rs6000.md (iorsi3, xorsi3): Use HOST_WIDE_INT for mask.
4203 Restore define_splits.
4204 (floatsidf2, floatunssidf2): Remove !TARGET_POWERPC64 final constraint.
4205 (floatsidf2_internal, floatunssidf2_internal2): Likewise.
4206 Do not specify base register operand mode.
4207 (floatsidf2_loadaddr): Do not specify base register operand mode.
4208 (floatsidf2_store1, floatsidf2_store2): Operand 1 must be base
4209 register; do not specify mode. Remove !TARGET_POWERPC64 final
4211 (floatsidf2_load): Do not specify base register operand mode. Remove
4212 !TARGET_POWERPC64 final constraint.
4213 (fix_truncdfsi2_internal, fix_truncdfsi2_{store,load}): Do not specify
4214 base register operand mode.
4215 (adddi3): Split large constants early.
4216 (absdi3): Shift by 63, not 31.
4217 (*mulsidi3_ppc64): New pattern.
4218 (rotldi3): Add masking combiner patterns.
4219 (anddi3): Add rldic{r,l} masking. Remove split of large constants
4220 because PPC insns zero-extend.
4221 (iordi3, xordi3): Split large constants early.
4222 (movsi matcher): Remove S and T constraints.
4223 (movsf const_double): create SImode constant from TARGET_DOUBLE.
4224 (movdf_hardfloat32): Add default abort() case.
4225 (movdf easy_fp_const): create DImode constant from TARGET_DOUBLE.
4226 (movdi): Remove 64-bit constant generator. Try to convert
4227 CONST_DOUBLE to CONST_INT. Handle TOC memory constants.
4228 (movdi_32): Add default abort() case.
4229 (movdi_64): Add numerous ways to split 64-bit constants.
4230 Make catch-all define_split more optimal and never FAIL.
4231 (movti_ppc64): Add default abort() case.
4232 (allocate_stack): Remove operand modes. Use Pmode.
4233 (restore_stack_block): Remove operand modes. Generate Pmode
4235 (save_stack_nonlocal, restore_stack_nonlocal): Generate Pmode
4236 temporary. Save area is double Pmode.
4237 (call_indirect_aix64, call_value_indirect_aix64): New patterns.
4238 (call, call_value): Do not specify address operand mode. Choose
4239 appropriate AIX ABI.
4240 (*call_local64, *ret_call_local64): New patterns.
4241 (*call_nonlocal_aix64, *ret_call_nonlocal_aix64): New patterns.
4242 (*ret_call_nonlocal_aix32): Use call_value_indirect for REG.
4243 (compare): Materialize DImode truthvalues.
4245 Thu Jun 4 01:26:57 1998 Craig Burley <burley@gnu.org>
4247 * expr.c (safe_from_p): Avoid combinatorial explosion
4248 over duplicate SAVE_EXPRs by ensuring we never recurse
4249 on one that has already been visited.
4251 Thu Jun 4 00:54:21 1998 Graham <grahams@rcp.co.uk>
4253 * loop.c (check_dbra_loop): Initialise final_value before
4254 normalizing the loop.
4256 Wed Jun 3 20:00:04 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
4258 * reload1.c (reload_reg_free_for_value_p): New arguments out and
4259 reloadnum. Changed all callers.
4261 1998-06-03 Ulrich Drepper <drepper@cygnus.com>
4263 * system.h: Add _() and N_() macros in preparation for gettext.
4265 Wed Jun 3 11:02:24 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
4267 * c-common.c (check_format_info): Put back check for C9x `hh'
4268 length modifier. Warn about %n format writing into const. Remove
4270 (format_char_info): Fix comments.
4272 * configure.in: Set float_format to m68k for all m68k targets that
4273 do not override LONG_DOUBLE_TYPE_SIZE.
4274 * config/float-m68k.h: New file.
4276 Tue Jun 2 23:14:01 1998 Richard Henderson <rth@cygnus.com>
4278 * jump.c (jump_optimize): Remove debug messages accidentally left in
4279 with the previous change.
4281 Tue Jun 2 22:46:08 1998 Richard Henderson <rth@cygnus.com>
4283 * expr.c (store_expr): Revert stray patch associated with
4286 Tue Jun 2 21:59:01 1998 Richard Henderson <rth@cygnus.com>
4288 * jump.c (rtx_unsafe_p): New function.
4289 (jump_optimize): Use it on if/then/else transformations and
4290 conditional move transformations.
4292 Tue Jun 2 22:50:10 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
4294 * fold-const.c (fold, case EQ_EXPR): When folding VAR++ == CONST
4295 or VAR-- == CONST construct a proper mask if VAR is a bitfield.
4296 Cope with CONST being out of range for the bitfield.
4298 Tue Jun 2 22:28:31 1998 Bernd Schmidt <crux@ohara.Informatik.RWTH-Aachen.DE>
4300 * expr.c (emit_move_insn_1): When moving complex values in several
4301 steps, emit a CLOBBER to show the destination dies.
4303 Tue Jun 2 22:17:26 1998 Jeffrey A Law (law@cygnus.com)
4305 * Makefile.in (site.exp): Use the object testsuite directory as
4306 the temporary directory.
4308 * expr.c (expand_expr, case ADDR_EXPR): Handle taking the
4309 address of an ADDRESSOF rtx.
4311 1998-06-02 Mike Stump <mrs@wrs.com>
4313 * expr.c (expand_builtin_setjmp): Handle BUILTIN_SETJMP_FRAME_VALUE.
4314 * i960.h (SETUP_FRAME_ADDRESSES, BUILTIN_SETJMP_FRAME_VALUE): Define.
4315 * i960.md (ret, flush_register_windows): Define.
4316 (nonlocal_goto): Likewise. Nested function nonlocal gotos don't
4318 * tm.texi (BUILTIN_SETJMP_FRAME_VALUE): Document new macro.
4320 Tue Jun 2 14:02:38 1998 Richard Henderson <rth@cygnus.com>
4322 * alpha.md (divsi3, udivsi3, modsi3, umodsi3): Enable, and work
4323 around an OSF/1 library bug wrt sign-extension of inputs.
4325 Tue Jun 2 13:02:44 1998 Richard Henderson <rth@cygnus.com>
4327 * vax/netbsd.h (DWARF2_UNWIND_INFO): Must be undef, not defined 0.
4329 Mon Jun 1 03:44:03 1998 Catherine Moore <clm@cygnus.com>
4331 * config/sh/sh.h (MAX_OFILE_ALIGNMENT): Define.
4333 * varasm.c (assemble_variable): Augment alignment warning.
4335 Mon Jun 1 12:14:28 1998 Michael Meissner <meissner@cygnus.com>
4337 * config/fp-bit.c (_fp{add,div}_parts): Return correct IEEE result
4338 in the presence of IEEE negative 0's.
4340 Sun May 31 16:11:41 1998 John Wehle (john@feith.com)
4342 * reload.c (find_reloads): Record the existing mode if
4343 operand_mode == VOIDmode before replacing a register with
4345 * i386.md (tstsi, tsthi, tstqi, tstsf, tstdf, tstxf): Set
4346 i386_compare_op1 to const0_rtx for the benefit of the
4347 conditional move patterns.
4348 (movsicc, movhicc, movsfcc, movdfcc, movxfcc, movdicc): Rewrite
4349 based on suggestions from Jim Wilson.
4351 Sun May 31 00:44:02 PDT 1998 Jeff Law (law@cygnus.com)
4353 * version.c: Bump for snapshot.
4355 Sun May 31 00:34:17 1998 Bruce Korb <korbb@datadesign.com>
4357 * Makefile.in (fixinc.sh): Update rules again.
4359 Sun May 31 00:27:47 1998 Jeffrey A Law (law@cygnus.com)
4361 * extend.texi: Bring back reference to trampoline paper.
4363 Sun May 31 00:22:34 1998 Ulrich Drepper <drepper@cygnus.com>
4365 * Makefile.in (USER_H): Add stdbool.h.
4366 * ginclude/stdbool.h: New file.
4368 Fri May 29 01:48:25 1998 Jeffrey A Law (law@cygnus.com)
4370 * jump.c (thread_jumps): Do not look at the NOTE_LINE_NUMBER
4373 * gcse.c (pre_delete): Fix code to determine the mode of
4374 the reaching pseudo register.
4376 Fri May 29 01:07:28 1998 Bernd Schmidt <crux@Pool.Informatik.RWTH-Aachen.DE>
4378 * Makefile.in (GEN): Add gencheck
4379 (STAGESTUFF): Add tree-check.h and gencheck.
4381 Fri May 29 00:57:37 1998 Bruce Korb <korbb@datadesign.com>
4383 * Makefile.in (cstamp-h.in): Remove before trying to recreate.
4384 (fixinc.sh): Set some additional environment variables before
4385 calling mkfixinc.sh.
4387 Thu May 28 12:57:05 1998 Jeffrey A Law (law@cygnus.com)
4389 * reload.c (find_reloads): Do not force a reloads of match_operators.
4391 Thu May 28 10:22:22 EDT 1998 Andrew MacLeod <amacleod@cygnus.com>
4393 * except.h (remove_handler): Add new prototype.
4394 * except.c (remove_handler): New function to remove handlers
4395 from an exception region.
4396 * flow.c (find_basic_blocks_1): Remove handlers from regions when
4397 handler label is deleted; remove exception regions with no handlers.
4399 Thu May 28 09:36:39 1998 Michael Meissner <meissner@cygnus.com>
4401 * except.h (rtx): Define rtx type correctly if needed.
4402 * function.h (rtx): Ditto.
4403 (tree): Define tree type correctly if needed.
4405 * c-pragma.c (toplevel): Include rtl.h.
4407 * stor-layout.c (toplevel): Move include of rtl.h before
4410 * Makefile.in (c-pragma.o): Add except.h, rtl.h dependencies.
4411 (tree.o): Add except.h dependency.
4413 Wed May 27 22:02:40 1998 Jeffrey A Law (law@cygnus.com)
4415 * reload1.c: Revert accidental checkin.
4417 * configure.lang: Fix thinko when adding a definition for
4418 target_alias to the Makefile.
4420 Wed May 27 02:50:00 1998 Catherine Moore (clm@cygnus.com)
4422 * config/sparc/lb1spc.asm (.rem and .urem): Replace
4425 Wed May 27 02:48:31 1998 Richard Earnshaw (rearnsha@arm.com)
4427 * arm.c (arm_gen_constant): Rework to eliminate uninitialized
4428 variable warnings. Don't generate scratch registers if only
4430 (find_barrier): Eliminate unused variable SRC.
4432 1998-05-27 Manfred Hollstein <manfred@s-direktnet.de>
4434 * toplev.h (rtx_def): Provide global declaration to avoid
4435 `limited scope' warnings.
4437 Tue May 26 23:47:52 1998 Mumit Khan <khan@xraylith.wisc.edu>
4439 * Makefile.in (gencheck.o): Use HOST_CC.
4440 * i386/t-mingw32: New file.
4441 * configure.in (i386-*-mingw32*): Use.
4443 Tue May 26 07:31:04 1998 Richard Earnshaw (rearnsha@arm.com)
4445 * arm.c (bad_signed_byte_operand): New predicate function.
4446 * arm.h (PREDICATE_CODES): Add it to the list.
4447 * arm.md (*extendqi[sh]i_insn): Split any addresses that ldrsb
4449 (define_split): Two new splits for above insns.
4451 * arm.c: Include toplev.h.
4452 (arm_override_options): Add parentheses around use of tune_flags.
4453 (arm_split_constant): Remove unused variable.
4454 (arm_gen_constant, arm_gen_movstrqi, add_constant): Likewise.
4455 (output_func_prologue, arm_expand_prologue): Likewise.
4456 (arm_canonicalize_comparison): Make I unsigned; rework constants
4457 accordignly. Add missing paratheses around << operation.
4458 (arm_rtx_costs): Correctly parenthesise MULT costs. Add a DEFAULT
4460 ({load,store}_multiple_sequence): Initialize BASE_REG.
4461 (select_dominance_cc_mode): Add DEFAULT clauses.
4462 (broken_move): Return zero if the destination is not a register.
4463 (arm_reorg): Move unused REGNO declaration into the dead code.
4464 * arm.h (CANONICALIZE_COMPARISON): Ensure OP1 is updated.
4466 Mon May 25 22:49:56 PDT 1998 Jeff Law (law@cygnus.com)
4468 * version.c: Bump for snapshot.
4470 Mon May 25 11:56:24 PDT 1998 Jeff Law (law@cygnus.com)
4472 * version.c: Bump for snapshot.
4474 Mon May 25 14:00:13 1998 Dave Brolley <brolley@cygnus.com>
4476 * cpperror.c (v_cpp_message): Remove static prototype.
4477 * cpplib.c (v_cpp_message): Move prototype to cpplib.h.
4478 * cpplib.h (v_cpp_message): Add protoptype.
4479 (stdarg.h,varargs.h): Needed for v_cpp_message prototype.
4481 Sun May 24 20:36:15 PDT 1998 Jeff Law (law@cygnus.com)
4483 * version.c: Bump for snapshot.
4485 Sun May 24 02:08:57 PDT 1998 Jeff Law (law@cygnus.com)
4487 * version.c: Bump for snapshot.
4489 1998-05-24 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
4491 * m68k.h: Declare more functions used in macros.
4492 (REG_CLASS_CONTENTS): Completely embrace initializer.
4493 * m68k.md (adddi3, subdi3): Add abort call to avoid warning
4494 about returning no value.
4495 * cse.c (find_best_addr): Declare p and found_better only if
4497 * dbxout.c (dbxout_continue): Define only if DBX_CONTIN_LENGTH > 0.
4498 * dwarfout.c (string_length_attribute): #if 0 away.
4499 * function.c (expand_function_end): Define varible blktramp only
4501 * jump.c (find_insert_position): Define only if !HAVE_cc0.
4502 * loop.c (combine_givs_p): Define variable tem only if needed.
4503 * real.c: Comment out unused functions eabs, eround,
4504 e{24,53,64,113}toasc and eiinfin.
4507 Sat May 23 23:44:53 1998 Alexandre Oliva <oliva@dcc.unicamp.br>
4509 * Makefile.in (boostrap2-lean, bootstrap3-lean,
4510 bootstrap4-lean): New targets.
4512 Sat May 23 23:35:14 1998 Jeffrey A Law (law@cygnus.com)
4514 * warn_summary, test_summary: Moved into the contrib directory.
4516 1998-05-23 Manfred Hollstein <manfred@s-direktnet.de>
4518 * Makefile.in (ENQUIRE_CFLAGS, ENQUIRE_LDFLAGS): Move down to the end
4520 (FLOAT_H_TEST): Likewise.
4521 (ENQUIRE): Likewise.
4522 (float.h-nat): Likewise.
4523 (float.h-cross): Likewise.
4524 (enquire): Likewise.
4525 (enquire.o): Likewise.
4526 (stmp-int-hdrs): Fix comment about enquire; depend upon gfloat.h.
4527 (stmp-headers): Move actions to stmp-int-hdrs, retaining only a
4529 (FLOAT_H): Remove old float.h-nat version; move current definition
4530 to CROSS_FLOAT_H location.
4531 (all.cross): Remove comments about enquire stuff.
4533 * Makefile.in (all.cross): Swap $(LIBGCC) and $(STMP_FIXPROTO).
4534 (rest.encap): Likewise.
4535 (libgcc2.ready): Depend upon $(STMP_FIXPROTO)
4537 * toplev.h (tree_node): Provide global declaration to avoid
4538 `limited scope' warnings.
4540 Sat May 23 23:23:35 1998 Robert Lipe <robertl@dgii.com>
4542 * test_summary: Display section breaks for each entry
4543 in a multilibbed target's output.
4545 1998-05-23 Richard Henderson <rth@cygnus.com>
4547 * expr.c (expand_expr): For {BITFIELD,COMPONENT,ARRAY}_REF, if the
4548 offset's mode is not ptr_mode, convert it.
4550 1998-05-22 Jason Merrill <jason@yorick.cygnus.com>
4552 * fold-const.c (ssize_binop): New fn.
4553 * tree.h: Declare it.
4555 Fri May 22 03:42:05 1998 Richard Earnshaw (rearnsha@arm.com)
4557 * genextract.c (print_path): Handle zero-length path as a special
4560 Fri May 22 01:38:07 1998 Hans-Peter Nilsson <hp@axis.se>
4562 * cplus-dem.c (MBUF_SIZE): Bumped from 512 to 32767.
4564 Fri May 22 00:57:00 1998 Bernd Schmidt (crux@pool.informatik.rwth-aachen.de>
4566 * final.c (JUMP_TABLES_IN_TEXT_SECTION): Provide a default value.
4567 (shorten_branches, final_scan_insn): Test value of
4568 JUMP_TABLES_IN_TEXT_SECTION instead of just testing whether it
4570 * tm.texi (JUMP_TABLES_IN_TEXT_SECTION): Corresponding changes.
4571 * arm/coff.h: Define JUMP_TABLES_IN_TEXT_SECTION to 1.
4572 * arm/tcoff.h: Likewise.
4573 * i386/386bsd.h: Likewise.
4574 * i386/freebsd-elf.h: Likewise.
4575 * i386/freebsd.h: Likewise.
4576 * i386/netbsd.h: Likewise.
4577 * i386/ptx4-i.h: Likewise.
4578 * i386/sysv4.h: Likewise.
4579 * pa/pa.h: Likewise.
4580 * rs6000/linux.h: Likewise.
4581 * rs6000/rs6000.h: Likewise.
4582 * sh/sh.h: Likewise.
4583 * sparc/sp64-elf.h: Likewise.
4584 * v850/v850.h: Likewise.
4585 * rs6000/sysv4.h: Define JUMP_TABLES_IN_TEXT_SECTION to 0.
4586 * i386/linux.h: Define JUMP_TABLES_IN_TEXT_SECTION to (flag_pic).
4588 Thu May 21 19:50:13 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
4590 * regmove.c (gen_add3_insn): New function.
4591 (fixup_match_2): Use it instead of calling gen_addsi3.
4593 Thu May 21 23:09:50 1998 Jeffrey A Law (law@cygnus.com)
4595 * Makefile.in (gencheck): Depend on HOST_LIBDEPS.
4597 * alias.c (rtx_equal_for_memref_p): Handle SCRATCH as a memory
4600 Thu May 21 20:18:13 1998 Martin von Loewis <loewis@informatik.hu-berlin.de>
4602 * Makefile.in (TREE_H): Add tree-check.h.
4603 (tree-check.h, gencheck): New targets.
4604 * gencheck.c: New file.
4605 * tree.c (tree_check, tree_class_check): New functions.
4606 * tree.h (TREE_CHECK, TREE_CLASS_CHECK): Define.
4607 (TYPE_CHECK, DECL_CHECK): Define.
4608 Modify all access macros to use generated checking macros.
4610 Wed May 20 23:44:28 EDT 1998 John Wehle (john@feith.com)
4612 * acconfig.h (HAVE_GAS_MAX_SKIP_P2ALIGN): New tag.
4613 * configure.in: Check for it.
4614 * i386/gas.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Use it.
4615 * final.c (uid_align, uid_shuid, label_align): Make static.
4616 (label_align): Change type to struct label_alignment pointer.
4617 (LABEL_TO_ALIGNMENT, shorten_branches): Update due to type change.
4618 (LABEL_TO_MAX_SKIP): Define.
4619 (LABEL_ALIGN_MAX_SKIP, LOOP_ALIGN_MAX_SKIP,
4620 LABEL_ALIGN_AFTER_BARRIER_MAX_SKIP): Provide defaults.
4621 (shorten_branches): Record the maximum bytes to skip when
4623 (final_scan_insn): Use the maximum bytes to skip when aligning a label
4624 if ASM_OUTPUT_MAX_SKIP_ALIGN is available.
4625 * i386.h (LOOP_ALIGN_MAX_SKIP,
4626 LABEL_ALIGN_AFTER_BARRIER_MAX_SKIP): Define.
4627 * i386.c (override_options): i386_align_jumps and i386_align_loops
4628 default to 4 if ASM_OUTPUT_MAX_SKIP_ALIGN is available.
4629 * invoke.texi: Document new i386 align-loops and align-jumps behavior.
4631 1998-05-21 Mark Mitchell <mmitchell@usa.net>
4633 * cplus-dem.c (do_type): Handle volatile qualification.
4635 Thu May 21 12:23:17 1998 Per Bothner <bothner@cygnus.com>
4637 * function.c (init_function_start): Don't call emit_line_note if
4638 lineno is 0. (Can happen when compiling Java .class files.)
4640 Thu May 21 19:50:13 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
4642 * reload1.c (reload_reg_free_for_value_p): Fix RELOAD_FOR_INPUT
4643 end of lifetime and RELOAD_FOR_OUTPUT start of lifetime.
4645 Thu May 21 19:32:27 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
4647 * combine.c (nonzero_bits): For paradoxical subregs, take
4648 LOAD_EXTENDED_OP into account.
4650 Thu May 21 11:51:15 1998 Dave Brolley <brolley@cygnus.com>
4652 * configure.in (extra_c_objs): add prefix.o.
4653 (extra_cxx_objs): extra objects for C++ with cpplib.
4654 * configure: Regenerate.
4656 * c-tree.h: (get_directive_line): Different prototype for cpplib.
4657 (GET_DIRECTIVE_LINE): Macro wrapper for get_directive_line.
4659 * c-lex.h: (get_directive_line): Not needed here for cpplib.
4661 * c-lex.c: (yy_cur,yy_lim,yy_get_token): Move to c-common.c.
4662 (GET_DIRECTIVE_LINE): Move to c-common.c and rename to get_directive_line.
4664 * c-common.c (parse_in,parse_options,cpp_token): Declare for cpplib.
4665 (yy_cur,yy_lim,yy_get_token,get_directive,line): Moved here from c-lex.c
4667 Thu May 21 09:04:42 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4669 * gengenrtl.c (type_from_format, accessor_from_format): Change
4670 type of parameter `c' from `char' to `int'.
4672 Wed May 20 22:28:34 1998 Jeffrey A Law (law@cygnus.com)
4674 * warn_summary, test_summary: New scripts from
4675 Kaveh Ghazi and Alexandre Oliva respectively.
4677 * gcse.c (current_function_calls_longjmp): Declare.
4679 1998-05-20 Jason Merrill <jason@yorick.cygnus.com>
4681 * dwarf2out.c (base_type_die): Use int_size_in_bytes.
4683 Wed May 20 01:11:02 1998 Doug Evans (devans@cygnus.com)
4684 Jeff Law (law@cygnus.com)
4686 * Global CSE and constant/copy propagation.
4687 * Makefile.in (OBJS): Add gcse.o
4688 (STAGESTUFF): Add *.gcse.
4689 (gcse.o): Add dependencies.
4690 (mostlyclean): Remove *.gcse and */*.gcse.
4692 * loop.c (loop_optimize): Move call to init_alias_analysis.
4693 * recog.c (validate_replace_src): New function.
4694 * toplev.c (gcse_dump): New global variable.
4695 (flag_gcse, gcse_time): Likewise.
4696 (compile_file): Initialize gcse_time and clean out the gcse dump
4698 (rest_of_compilation): Call gcse_main as requested. Dump RTL
4699 after gcse if requested.
4700 (main): Enable gcse for -O2 and above. Handle -dG. Enable gcse
4702 * gcc.texi: Add gcse related internal documentation.
4703 * invoke.texi: Note new command line options for gcse.
4704 * tm.texi: Document AVOID_CCMODE_COPIES.
4705 * mips.h (AVOID_CCMODE_COPIES): Define.
4707 Tue May 19 22:31:20 1998 Jeffrey A Law (law@cygnus.com)
4709 * Makefile.in (deduced.h): Only run scan-types if $(SYSTEM_HEADER_DIR)
4711 (stmp-fixproto): Simlarly for running fixproto.
4712 * cross-make (SYSTEM_HEADER_DIR): Now $(tooldir)/sys-include.
4714 Tue May 19 19:08:52 1998 Jim Wilson <wilson@cygnus.com>
4716 * config/mips/mips.c (double_memory_operand): Accept any MEM during
4717 reload when TARGET_64BIT.
4719 Tue May 19 18:21:25 1998 Jim Wilson <wilson@cygnus.com>
4721 Finish incomplete change started by Kenner.
4722 * configure.in (*-*-linux-gnu*): Delete NO_STAB_H from xm_defines.
4723 (powerpcle-*-cygwin32): Delete xm_defines.
4724 * final.c, mips-tfile.c, xcoffout.c, config/mips/mips.c: Use
4725 HAVE_STAB_H instead of NO_STAB_H.
4726 * config/xm-linux.h (NO_STAB_H): Delete.
4727 (HAVE_STAB_H): Undefine.
4728 * config/i386/xm-go32.h (NO_STAB_H): Delete.
4730 1998-05-19 Jim Wilson <wilson@cygnus.com>
4732 * dwarfout.c (dwarfout_file_scope_decl, case TYPE_DECL): Ignore
4733 LANG_TYPE trees with DECL_SOURCE_LINE of 0.
4735 Tue May 19 15:07:54 1998 Todd Vierling <tv@netbsd.org>
4737 * arm/netbsd.h: Ensure DWARF2_UNWIND_INFO is undefined.
4739 Tue May 19 17:19:16 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
4741 * reload1.c (reload_reg_free_for_value_p): New function.
4742 (allocate_reload_reg, choose_reload_regs): Use it.
4744 Tue May 19 11:51:00 EDT 1998 Andrew MacLeod (amacleod@cygnus.com)
4746 * except.c (expand_start_catch): Correct logic for when to
4747 generate a new handler label, and when to use the old one.
4749 Tue May 19 11:08:52 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4751 * Makefile.in (print-rtl.o): Depend on bitmap.h.
4752 (dbxout.o): Depend on toplev.h.
4753 ($(SCHED_PREFIX)sched.o): Likewise.
4754 ($(out_object_file)): Likewise for system.h and toplev.h.
4755 (cppmain.o): Depend on gansidecl.h.
4756 (cpplib.o): Likewise.
4757 (cpperror.o): Likewise.
4758 (cppexp.o): Likewise.
4759 (cpphash.o): Likewise.
4760 (cppalloc.o): Likewise.
4761 (fix-header.o): Depend on cpplib.h and cpphash.h.
4762 (scan-decls.o): Depend on gansidecl.h.
4764 * basic-block.h (free_regset_vector): Add prototype.
4766 * cccp.c (check_precompiled): Mark parameter `fname' with
4768 (do_assert): Likewise for `op' and `keyword'.
4769 (do_unassert): Likewise.
4770 (do_line): Likewise for `keyword'.
4771 (do_error): Likewise for `op' and `keyword'.
4772 (do_warning): Likewise.
4773 (do_ident): Likewise for `keyword'.
4774 (do_pragma): Likewise for `limit', `op' and `keyword'.
4775 (do_sccs): Likewise.
4776 (do_if): Likewise for `keyword'.
4777 (do_elif): Likewise.
4778 (do_else): Likewise.
4779 (do_endif): Likewise.
4781 * collect2.c (getenv): Remove redundant prototype.
4782 (collect_exit, collect_execute, dump_file): Likewise.
4783 (dump_list): Wrap prototype and definition in COLLECT_EXPORT_LIST.
4784 (dump_prefix_list): Hide prototype and definition.
4786 * sparc.c: Include toplev.h.
4787 (intreg_operand): Mark parameter `mode' with ATTRIBUTE_UNUSED.
4788 (symbolic_memory_operand): Likewise.
4789 (sp64_medium_pic_operand): Likewise.
4790 (data_segment_operand): Likewise.
4791 (text_segment_operand): Likewise.
4792 (splittable_symbolic_memory_operand): Likewise.
4793 (splittable_immediate_memory_operand): Likewise.
4794 (eq_or_neq): Likewise.
4795 (normal_comp_operator): Likewise.
4796 (noov_compare_op): Likewise.
4797 (v9_regcmp_op): Likewise.
4798 (v8plus_regcmp_op): Likewise.
4799 (extend_op): Likewise.
4800 (cc_arithop): Likewise.
4801 (cc_arithopn): Likewise.
4802 (small_int): Likewise.
4803 (uns_small_int): Likewise.
4804 (clobbered_register): Likewise.
4805 (legitimize_pic_address): Likewise.
4806 (delay_operand): Likewise.
4807 (sparc_builtin_saveregs): Remove unused variable `stdarg'.
4809 * sparc.h (order_regs_for_local_alloc, eligible_for_return_delay,
4810 sparc_issue_rate, v8plus_regcmp_p): Add prototypes.
4812 * sparc.md (cmpdi_v8plus): Add abort for default case in switch.
4814 * cppalloc.c: Include gansidecl.h.
4816 * cpperror.c: Include stdarg.h/varargs.h and gansidecl.h.
4817 (cpp_file_line_for_message): Mark parameter `pfile' with
4819 (v_cpp_message): New function.
4820 (cpp_message): Use it. Also convert to variable arguments.
4821 (cpp_fatal): Likewise.
4822 (cpp_pfatal_with_name): Constify parameter `name'.
4824 * cppexp.c: Move gansidecl.h before cpplib.h.
4825 * cpphash.c: Likewise.
4826 * cpphash.h (hashf, delete_macro): Add prototypes.
4828 * cpplib.c: Include stdarg.h/varargs.h and move gansidecl.h before
4829 cpplib.h. Don't include errno.h.
4830 (update_path): Add arguments to prototype.
4831 (cpp_fatal, cpp_file_line_for_message, cpp_message, delete_macro,
4832 cpp_print_containing_files): Remove redundant prototypes.
4833 (cpp_hash_cleanup, add_import, append_include_chain,
4834 make_assertion, path_include, initialize_builtins,
4835 initialize_char_syntax, finclude, validate_else, comp_def_part,
4836 lookup_import, redundant_include_p, is_system_include,
4837 read_name_map, read_filename_string, open_include_file,
4838 check_macro_name, compare_defs, compare_token_lists,
4839 eval_if_expression, change_newlines): Add prototype arguments.
4840 (hashf): Remove redundant prototype.
4841 (read_token_list, free_token_list, safe_read, xcalloc, savestring,
4842 conditional_skip, skip_if_group): Add prototype arguments.
4843 (fdopen): Remove redundant prototype.
4844 (do_define, do_line, do_include, do_undef, do_error, do_pragma,
4845 do_ident, do_if, do_xifdef, do_else, do_elif, do_endif, do_sccs,
4846 do_once, do_assert, do_unassert, do_warning): Add prototype arguments.
4847 (struct directive): Add prototype arguments to function pointer
4849 (handle_directive): Add missing arguments to call to `do_line'.
4850 (do_include): Mark parameters `unused1' and `unused2' with
4852 (do_line): Likewise for `keyword' and new parameters `unused1' and
4854 (do_error): Likewise for `keyword'.
4855 (do_warning): Likewise. Also add missing argument `pfile' in call
4857 (do_once): Mark parameter `keyword', `unused1' and `unused2' with
4859 (do_ident): Likewise for `keyword', `buf' and `limit'.
4860 (do_pragma): Likewise. Also add missing arguments in call to do_once.
4861 (do_sccs): Mark parameter `keyword', `buf' and `limit' with
4863 (do_if): Likewise for `keyword'.
4864 (do_elif): Likewise.
4865 (eval_if_expression): Likewise for `buf' and `length'.
4866 (do_xifdef): Likewise for `unused1' and `unused2'.
4867 (do_else): Likewise for `keyword', `buf' and `limit'.
4868 (do_endif): Likewise.
4869 (parse_name): Add missing argument `pfile' in call to cpp_pedwarn.
4870 (cpp_handle_options): Remove superfluous NULL argument in call to
4872 (cpp_handle_options): Likewise.
4873 (do_assert): Mark parameter `keyword', `buf' and `limit' with
4875 (do_unassert): Likewise.
4876 (cpp_print_file_and_line): Add missing argument `pfile' in call to
4877 cpp_file_line_for_message.
4878 (v_cpp_error): New function.
4879 (cpp_error): Use it. Also accept variable arguments.
4880 (v_cpp_warning): New function.
4881 (cpp_warning): Use it. Also accept variable arguments.
4882 (cpp_pedwarn): Accept variable arguments.
4883 (v_cpp_error_with_line): New function
4884 (cpp_error_with_line): Use it. Accept variable arguments.
4885 (v_cpp_warning_with_line): New function.
4886 (cpp_warning_with_line): Use it. Accept variable arguments. Hide
4888 (cpp_pedwarn_with_line): Accept variable arguments.
4889 (cpp_pedwarn_with_file_and_line): Likewise.
4890 (cpp_error_from_errno): Constify parameter `name'. Add missing
4891 argument `pfile' in call to cpp_file_line_for_message.
4892 (cpp_perror_with_name): Constify parameter `name'.
4894 * cpplib.h: Define PARAMS() in terms of PROTO().
4895 (fatal): Remove redundant prototype.
4896 (cpp_error, cpp_warning, cpp_pedwarn, cpp_error_with_line,
4897 cpp_pedwarn_with_line, cpp_pedwarn_with_file_and_line,
4898 cpp_error_from_errno, cpp_perror_with_name, cpp_pfatal_with_name,
4899 cpp_fatal, cpp_message, cpp_pfatal_with_name,
4900 cpp_file_line_for_message, cpp_print_containing_files): Add
4901 arguments to prototypes.
4902 (scan_decls, cpp_finish): Add prototypes.
4904 * cppmain.c: Include gansidecl.h.
4905 (main): Remove unused variable `i'.
4907 * dbxout.c: Include toplev.h.
4909 * demangle.h (do_tlink, collect_execute, collect_exit,
4910 collect_wait, dump_file, file_exists): Add prototype.
4912 * dwarf2out.c (dwarf_type_encoding_name, decl_start_label): Hide
4913 prototype and definition.
4914 (gen_unspecified_parameters_die): Don't assign results of call to
4915 function new_die() to unused variable `parm_die'.
4916 (dwarf2out_line): Mark parameter `filename' with ATTRIBUTE_UNUSED.
4917 (dwarf2out_define): Likewise for `lineno' and `buffer'.
4919 * dwarfout.c (output_unsigned_leb128, output_signed_leb128): Hide
4920 prototype and definition.
4921 (output_die): Add prototype arguments to function pointer arg.
4922 (output_unspecified_parameters_die): Mark parameter `arg' with
4925 * except.c (output_exception_table_entry): Remove unused variable
4928 * except.h (expand_fixup_region_start, expand_fixup_region_end):
4931 * expr.c (do_jump_by_parts_equality_rtx): Remove prototype.
4933 * expr.h (do_jump_by_parts_equality_rtx): Add prototype.
4935 * fix-header.c: Include stdarg.h/varargs.h, move gansidecl.h
4936 before cpplib.h, include cpphash.h, remove redundant prototype of
4937 cpp_fatal, don't define `const', add a prototype for `fatal'.
4938 (cpp_file_line_for_message): Add missing arguments `pfile'.
4939 (v_cpp_message): New function.
4940 (cpp_message): Use it.
4941 (v_fatal): New function.
4942 (fatal, cpp_fatal): Use it.
4943 (cpp_pfatal_with_name): Constify parameter `name'.
4945 * flow.c (free_regset_vector): Remove redundant prototype.
4947 * function.c (round_down): Wrap prototype and definition with
4948 macro ARGS_GROW_DOWNWARD.
4949 (record_insns): Wrap prototype and definition with
4950 defined (HAVE_prologue) || defined (HAVE_epilogue).
4952 * gansidecl.h (ATTRIBUTE_PRINTF_4, ATTRIBUTE_PRINTF_5): New macros.
4954 * gen-protos.c: Include gansidecl.h.
4955 (hashf): Don't make it static, constify parameter `name'.
4957 * genattrtab.c (check_attr_test): Change XEXP() to XSTR() to match
4958 specifier %s in calls to function `fatal'.
4960 * haifa-sched.c: Include toplev.h.
4961 (find_rgns): Remove unused variable `j'.
4963 * integrate.c (note_modified_parmregs): Mark parameter `x' with
4965 (mark_stores): Likewise.
4967 * jump.c (mark_modified_reg): Likewise.
4969 * output.h (insn_current_reference_address): Add prototype.
4970 (eh_frame_section): Likewise.
4972 * print-rtl.c: Include bitmap.h.
4974 * reload1.c (reload): Wrap variables `note' and `next' in macro
4975 PRESERVE_DEATH_INFO_REGNO_P.
4976 (forget_old_reloads_1): Mark parameter `ignored' with
4978 (choose_reload_regs): Remove unused variable `in'.
4979 (reload_cse_invalidate_mem): Mark parameter `ignore' with
4981 (reload_cse_check_clobber): Likewise.
4983 * rtl.h (expand_null_return, reg_classes_intersect_p): Add prototype.
4984 (mark_elimination): Fix typo in prototype.
4986 * scan-decls.c: Include gansidecl.h.
4988 * tree.h (using_eh_for_cleanups, supports_one_only): Add prototype.
4990 Mon May 18 22:37:33 1998 Jeffrey A Law (law@cygnus.com)
4992 * function.c (identify_blocks): Fix thinko when setting the
4993 block number for NOTE_INSN_BLOCK_END.
4995 Mon May 18 15:30:42 1998 Nick Clifton <nickc@cygnus.com>
4997 * config/v850/lib1funcs.asm: Add .text pseudo op to start of
5000 * config/v850/lib1funcs.asm: Fix .size pseudo ops to use three
5001 underscores for the prefixes to the names of the maths functions.
5003 * dbxout.c (dbxout_parms): Revert to using DECL_ARG_TYPE. Add
5004 comment explaining why.
5006 Mon May 18 13:20:23 1998 Richard Henderson <rth@cygnus.com>
5008 * tree.h (TYPE_SIZE_UNIT): New.
5009 (struct tree_type): Add size_unit member.
5010 * stor-layout.c (layout_type): Initialize it.
5011 * expr.c (get_inner_reference) [ARRAY_REF]: Use it.
5012 * tree.c (size_in_bytes, int_size_in_bytes): Likewise.
5014 Mon May 18 12:07:37 1998 Richard Earnshaw (rearnsha@arm.com)
5016 * stor-layout.c (layout_record): Fix off-by-one error when checking
5017 length of the TYPE_BINFO vector.
5019 Mon May 18 10:59:23 1998 Nick Clifton <nickc@cygnus.com>
5021 * dbxout.c (dbxout_parms): Use TREE_ARG to compute the type of a
5022 function parameter passed in memory.
5024 Mon May 18 09:02:09 1998 Robert Lipe <robertl@dgii.com>
5026 * dwarfout.h, dwarf2out.h, dbxout.h, sdbout.h: New files.
5027 Prototypes for externally used functions in respective C files.
5028 * dwarfout.c, dbxout.c, dwarf2out.c, sdbout.c, toplev,c,
5029 final.c: Include above files.
5030 * Makefile.in (toplev.o): Add dependency for above four headers.
5031 (final.o): Likewise.
5032 (dwarfout.o, dbxout.o, dwarf2out.o, sdbout.o): Depend on four
5033 respective header files.
5035 Mon May 18 01:23:33 1998 Jeffrey A Law (law@cygnus.com)
5037 * Makefile.in (TARGET_TOOLPREFIX): No longer define.
5038 (AR_FOR_TARGET, RANLIB_FOR_TARGET): Define to use versions in
5039 the build tree if they exist.
5040 (AR, AR_FLAGS, OLDAR, OLDAR_FLAGS, RANLIB, RANLIB_TEST): Update
5042 (objdir): Let configure substitute value.
5043 (FLOAT_H): Let configure select a pre-built version from the
5045 * build-make (INSTALL_TARGET, ALL): Disable, no longer needed.
5046 * configure.in: Substitute for objdir.
5048 * Makefile.in (build_canonical, host_canonical): Let configure
5049 substitute values for these variables.
5050 * configure.in: Substitute for build_canonical, host_canonical
5051 and target_subdir in generated Makefile.
5053 * output.h (find_basic_blocks): Declare.
5054 (free_basic_block_vars, set_block_num, life_analysis): Likewise.
5056 * Makefile.in (BISON): Use bison from the build tree if it exists.
5059 Mon May 18 00:08:19 1998 Nick Clifton <nickc@cygnus.com>
5061 * gcc.c (SWITCH_CURTAILS_COMPILATION): Definition.
5062 (DEFAULT_SWITCH_CURTAILS_COMPILATION): True for options -S and -c.
5063 (process_command): If HAVE_EXECUTABLE_SUFFIX is defined then scan
5064 command line arguments to see if an executable is not being
5065 created, and if so - do not append the suffix.
5067 * tm.texi (SWITCH_CURTAILS_COMPILATION): Add description of new
5070 Sun May 17 23:59:45 1998 John Wehle (john@feith.com)
5072 * i386.h (ALIGN_DFmode): Delete.
5073 (CONSTANT_ALIGNMENT): Define.
5074 * varasm.c (force_const_mem): Use it.
5076 Sun May 17 19:31:05 1998 Richard Henderson <rth@cygnus.com>
5078 * alpha.c (alpha_emit_conditional_branch): Clear cmp_code after
5079 using it with swap_condition, not before.
5081 Sun May 17 13:44:32 1998 Jim Wilson <wilson@cygnus.com>
5083 * alias.c (mode_alias_check): Delete.
5084 (true_dependence, anti_dependence, output_dependence): Revert April 21
5087 Sun May 17 08:45:21 1998 Krister Walfridsson <cato@df.lth.se>
5089 * toplev.c (output_lang_identify): Enable prototype and definition.
5091 Sun May 17 01:12:27 PDT 1998 Jeff Law (law@cygnus.com)
5093 * version.c: Bump for snapshot.
5095 Sat May 16 23:20:32 1998 Richard Henderson <rth@cygnus.com>
5097 * alpha/osf.h (HAVE_STAMP_H): Define.
5099 * alpha/netbsd.h, alpha/netbsd-elf.h: New files.
5100 * configure.in (alpha*-*-netbsd*): New.
5101 Based on patches from Paul H. Anderson <pha@pdq.com>.
5103 * configure.in (alpha*-*-linux-*): Kill xm_defines.
5104 (alpha*-*-linux-gnulibc1*) [fixincludes]: Define.
5105 * alpha/xm-linux.h: Remove file.
5107 Sat May 16 18:32:45 1998 Doug Evans <devans@canuck.cygnus.com>
5109 * dbxout.c (dbxout_parms): If mode of type of parameter living
5110 in memory doesn't match mode of DECL_RTL, make big endian correction.
5112 Fri May 15 21:40:06 1998 John Wehle (john@feith.com)
5114 * i386.md (movdi-1, movdi): Rewrite based on SI move patterns.
5116 Fri May 15 18:55:22 1998 Jason Merrill <jason@yorick.cygnus.com>
5118 * tree.h (BINFO_SIZE, TYPE_BINFO_SIZE): New macros.
5119 * stor-layout.c (layout_record): Set it.
5121 Fri May 15 18:49:30 1998 Mark Mitchell <mmitchell@usa.net>
5123 * toplev.c (rest_of_compilation): Don't defer nested functions.
5125 Fri May 15 17:42:52 1998 Bob Manson <manson@charmed.cygnus.com>
5127 * config/rs6000/rs6000.c (rs6000_stack_info): Align the stack bottom
5128 to an 8-byte boundary if info_ptr->fpmem_p.
5130 Fri May 15 17:36:11 1998 Bill Moyer <ttk@cygnus.com>
5132 * loop.c (basic_induction_var): Added test preventing
5133 CCmode parameter passed to convert_modes().
5135 Fri May 15 17:26:18 1998 Alexandre Petit-Bianco <apbianco@cygnus.com>
5137 * expr.c (expand_expr, case EXPR_WITH_FILE_LOCATION): Save/restore
5138 input_filename and lineno around expand_expr call. Set them to values
5139 in WFL before expand_expr call.
5141 Fri May 15 12:44:57 1998 Benjamin Kosnik <bkoz@rhino.cygnus.com>
5143 * stor-layout.c (set_sizetype): Set TYPE_NAME on bitsizetype.
5145 Fri May 15 07:20:03 1998 Mark Mitchell <mmitchell@usa.net>
5147 * fold-const.c (constant_boolean_node): New function.
5150 Fri May 15 11:21:16 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
5152 * sh.c (gen_shl_and): Don't sign extend constant for kind two.
5153 Abort if trying to split kind 3 or 4 outside of combine.
5155 Fri May 15 01:47:37 1998 Jeffrey A Law (law@cygnus.com)
5157 * mips.c (print_operand, case 'x'): Use HOST_WIDE_INT_PRINT_HEX.
5159 Fri May 15 01:42:45 1998 Mumit Khan <khan@xraylith.wisc.edu>
5161 * objc/Make-lang.in (OBJC_O): Add missing exeext.
5162 (libobjc.a, runtime-info.h): Likewise.
5164 Fri May 15 01:29:39 1998 John Wehle (john@feith.com)
5166 * i386.h (DATA_ALIGNMENT): Define.
5168 Fri May 15 05:35:37 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
5170 * reload1.c (delete_output_reload): Ignore single USE that
5171 was emitted for the pseudo use of this INSN.
5172 If the no reference to REG between OUTPUT_RELOAD_INSN and INSN
5173 remains, we can always delete OUTPUT_RELOAD_INSN.
5175 Thu May 14 18:38:50 1998 Jim Wilson <wilson@cygnus.com>
5177 * reload.c (find_reloads): Don't penalize SCRATCH output reload.
5179 Thu May 14 15:10:30 1998 Jeffrey A Law (law@cygnus.com)
5181 * Makefile.in (expr.o): Remove dependency on deleted modemap.def file.
5183 Thu May 14 16:30:47 EDT 1998 Andrew MacLeod <amacleod@cygnus.com>
5185 * eh-common.h: New file for basic EH data structures.
5186 * except.h: Various prototypes and structures for NEW_EH_MODEL
5187 * function.h (struct function): Add a struct eh_stack for the catch
5189 * except.c (gen_exception_label): New function to generate an
5191 (push_eh_entry): Use gen_exception_label() and init 'label_used' field.
5192 (push_entry): New function to push an existing entry onto a stack.
5193 (receive_exception_label): New function to emit the code required
5194 at the start of all catch blocks.
5195 (struct func_eh_entry): New structure for maintaining handlers
5196 associated with EH regions.
5197 (new_eh_region_entry): New function to register an EH region.
5198 (add_new_handler): New function to register a handler with a region.
5199 (get_new_handler): Creates anew handler entry for registering.
5200 (find_func_region): New function to convert a NOTE eh region number
5201 to an Eh region index.
5202 (get_first_handler): New function to get the first handler in a region.
5203 (clear_function_eh_region): New function to release memory.
5204 (duplicate_handlers): New function to duplicate a list of handlers.
5205 (expand_eh_region_end): Create a new region entry node as well.
5206 (expand_leftover_cleanups): Call receive_exception_label() and
5207 register the cleanup as a handler to the current region.
5208 (expand_start_catch): New function to start a catch clause.
5209 (expand_end_catch): New function to end a catch clause.
5210 (expand_start_all_catch): restructure to not do the equivilent of
5211 what expand_start_catch() does now. Push the exception region being
5212 handled onto the catch stack.
5213 (output_exception_table_entry): Issue an entry for each handler
5214 associated with a region.
5215 (set_exception_lang_code): New function for setting the language code.
5216 (set_exception_version_code): New function to set the version number.
5217 (output_exception_table): Output version and language codes.
5218 (find_exception_handler_labels): Find handler labels using new scheme.
5219 (is_exception_handler_label): New function, returns 1 if label is
5220 present as a handler in some exception region.
5221 (check_exception_handler_labels): Use the new scheme.
5222 (init_eh_for_function): Initialize the catch stack.
5223 (save_eh_status): Save the catch stack.
5224 (restore_eh_status): Restore the catch stack.
5225 (scan_region): Don't remove unreferenced handler label. Flow does it.
5226 (get_reg_for_handler): New function to get the eh_context pointer
5228 (expand_builtin_eh_stub): Changes required for NEW_EH_MODEL only.
5229 * final.c (final_scan_insn): With NEW_EH_MODEL, add EH table
5230 entry when processing END region rather that START region.
5231 * flow.c (find_basic_blocks_1): Find all potential handler regions
5232 now that we don't automatically know what the labels might be.
5233 Let scan_region() remove unreferenced EH BEGIN/END labels.
5234 * integrate.c (get_label_from_map): Put inlined labels onto the
5235 permanent obstack since we dont know which ones might be exception
5237 (save_for_inline_copying): Make new copies of all the handlers.
5238 (expand_inline_function): Make new copies of all the handlers.
5239 * libgcc2.c: Remove local struct decls, and include eh-common.h.
5240 (find_exception_handler): With NEW_EH_MODEL the first matching
5241 region we find is the right one. Add eh_info as a new parameter.
5242 (__throw): Pass eh_info to find_exception_handler. Set handler
5243 and pass use different regs under NEW_EH_MODEL.
5245 Thu May 14 12:58:21 1998 Jim Wilson <wilson@cygnus.com>
5247 * i960.h (hard_regno_mode_ok): Changed to function from array of
5249 (HARD_REGNO_MODE_OK): Call function instead of testing bit.
5250 * i960.c (hard_regno_mode_ok): Changed to function from array of
5253 Thu May 14 08:41:46 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
5255 * reload.c (remove_replacements): New function.
5256 * reload.h (remove_replacements): Declare.
5257 * reload1.c (choose_reload_regs): Disable some reloads that
5258 belong to inherited reloads.
5260 Thu May 14 02:17:17 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
5262 * loop.c (scan_loop): Don't call move_moveables for optimize_size.
5264 * reload1.c (merge_assigned_reloads): When merging, reset
5265 reload_spill_index for the eliminated reload.
5267 Wed May 13 17:51:13 1998 Jeffrey A Law (law@cygnus.com)
5269 * haifa-sched.c (schedule_insns): Fix merge goof.
5271 1998-05-13 Jim Wilson <wilson@cygnus.com>
5273 * varasm.c (make_decl_rtl): Revert April 1 change.
5274 * alpha/alpha.h, alpha/win-nt.h, arm/arm.h, i386/unix.h, i960/i960.h,
5275 m68k/linux.h, pa/pa.h, sparc/sparc.h, vax/vax.h (ASM_OUTPUT_MI_THUNK):
5276 Get function name from the SYMBOL_REF in the DECL_RTL, not from
5277 DECL_ASSEMBLER_NAME.
5278 * i386/winnt.c (gen_stdcall_suffix): Comment for questionable use of
5279 DECL_ASSEMBLER_NAME.
5281 Wed May 13 13:09:19 1998 Jim Wilson <wilson@cygnus.com>
5283 * i386.c (notice_update_cc, output_float_compare): Disable
5284 TARGET_CMOVE support.
5286 Wed May 13 15:28:59 1998 Michael Meissner <meissner@cygnus.com>
5287 Jeff Law <law@cygnus.com>
5289 * rtlanal.c (find_reg_note): Ignore notes that are not on on
5291 (find_regno_note): Likewise.
5293 * Makefile.in (stor-layout.o): Depend on except.h
5294 (varasm.o, function.o): Likewise.
5295 (expr.o): Depend on except.h, modemap.def and hard-reg-set.h.
5297 * Makefile.in (HOST_RTL): Add $(HOST_PREFIX)bitmap.o.
5298 (rtl.o, emit-rtl.o): Add dependency on bitmap.h.
5299 ($(HOST_PREFIX_1)rtl.o): Likewise.
5300 ($(HOST_PREFIX_1)bitmap.o): New host object.
5301 * emit-rtl.c (toplevel): Include bitmap.h.
5302 (gen_rtx): Handle 't' and 'b' nodes.
5303 * print-rtl.c (print_rtx): Handle printing NOTE_INSN_LIVE notes.
5304 Print block number for block begin/end notes. Print 't' type
5305 nodes as a pointer. Know that the 3rd argument of live range
5306 start/stop notes is really a range_info rtx. If type is 'b', print
5307 out argument as a bitmap.
5308 * rtl.c: Include bitmap.c.
5309 (copy_rtx): Copy tree nodes as is. Copy bitmaps if type is 'b'.
5310 (note_insn_name): Add NOTE_INSN_RANGE_{START,END}, NOTE_INSN_LIVE.
5311 * rtl.def (RANGE_LIVE): New node to hold live information while we
5312 recalculate the basic blocks.
5313 (RANGE_REG, RANGE_INFO): New rtl types for live range splitting.
5314 (RANGE_VAR): New node, to hold information saved in symbol node for New
5315 communicating live range information to the debug output functions.
5316 * rtl.h (rtunion_def): Add rttree and rtbit fields.
5317 (XBITMAP, XTREE): New accessor macros.
5318 (NOTE_LIVE_INFO): Overload NOTE_SOURCE_FILE for NOTE_INSN_LIVE notes.
5319 (NOTE_RANGE_INFO): Similarly for NOTE_INSN_RANGE_{START,END} notes.
5320 (NOTE_BLOCK_LIVE_RANGE_BLOCK): Define.
5321 (NOTE_INSN_RANGE_START, NOTE_INSN_RANGE_END, NOTE_INSN_LIVE): New notes.
5322 (RANGE_LIVE_{BITMAP,ORIG_BLOCK}): New accessor macros.
5323 (RANGE_REG_{SYMBOL,BLOCK}_NODE, RANGE_VAR_*): New accessor macros.
5324 (RANGE_INFO_*): Likewise.
5325 * sched.c (sched_analyze): Keep live range start/stop notes.
5326 (unlink_other_notes): Likewise.
5327 * haifa-sched.c (sched_analyze): Keep live range start/stop notes.
5328 (unlink_other_notes): Likewise.
5329 * tree.h (BLOCK_LIVE_RANGE_{START,END,VAR_FLAG}): New accessor macros.
5330 (BLOCK_LIVE_RANGE_FLAG): Likewise.
5331 (DECL_LIVE_RANGE_RTL): Likewise.
5332 (struct tree_block): Add live_range_flag, live_range_var_flag,
5333 live_range_start and live_range_end.
5334 (struct tree_decl): Add live_range_rtl field.
5335 * gengenrtl.c (type_from_format): Handle 'b' and 't'.
5336 (accessor_from_format): Likewise.
5338 * haifa-sched.c (schedule_block): Make verbose output line up.
5339 Also add a blank line in printing the individual ready lists.
5341 Wed May 13 15:43:44 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5343 * Makefile.in (c-lang.o): Depend on c-tree.h, c-lex.h and toplev.h.
5344 (c-lex.o): Depend on output.h.
5345 (c-common.o): Likewise.
5347 (calls.o): Likewise.
5348 (integrate.o): Depend on toplev.h.
5349 (regclass.o): Depend on output.h.
5350 (final.o): Depend on reload.h.
5352 * c-common.c: Include output.h.
5353 (check_format_info): Remove unused variable `integral_format'.
5355 * c-decl.c (print_lang_decl): Mark parameters `file', `node' and
5356 `indent' with ATTRIBUTE_UNUSED.
5357 (print_lang_type): Likewise.
5358 (maybe_build_cleanup): Likewise for parameter `decl'.
5359 (copy_lang_decl): Likewise for parameter `node'.
5361 * c-lang.c: Include c-tree.h, c-lex.h and toplev.h.
5362 (lang_print_xnode): Mark parameters `file', `node' and `indent'
5363 with ATTRIBUTE_UNUSED.
5364 (lookup_interface): Likewise for parameter `arg'.
5365 (is_class_name): Likewise.
5366 (maybe_objc_check_decl): Likewise for parameter `decl'.
5367 (maybe_objc_comptypes): Likewise for parameters `lhs', `rhs' and
5369 (maybe_objc_method_name): Likewise for parameter `decl'.
5370 (build_objc_string): Likewise for parameters `len' and `str'.
5372 * c-lex.c: Include output.h.
5374 * c-lex.h (position_after_white_space): Correct typo in prototype.
5376 * c-tree.h (finish_file, c_expand_start_cond, c_expand_start_else,
5377 c_expand_end_cond, init_iterators): Add prototypes.
5379 * caller-save.c (set_reg_live): Mark parameters `reg' and `setter'
5380 with ATTRIBUTE_UNUSED.
5382 * calls.c: Include output.h.
5384 * cccp.c (pipe_closed): Mark parameter `signo' with
5387 * combine.c: Move inclusion of expr.h to after insn-config.h.
5389 * iris6.h (ASM_IDENTIFY_GCC, ASM_IDENTIFY_LANGUAGE): Don't define
5390 as empty, rather define as ((void)0).
5392 * sparc.c (sparc_check_64): Add braces around ambiguous `else'.
5393 Add parentheses around assignment used as truth value.
5395 * cplus-dem.c (squangle_mop_up): Change return type to void.
5396 (internal_cplus_demangle): Remove unused parameter `options'.
5397 All callers changed.
5398 (cplus_demangle_opname): Remove function wide variable `int i' and
5399 replace with `size_t i' at each location where it is used.
5400 (cplus_demangle_opname): change type of `i' from int to size_t.
5402 * cppexp.c (right_shift): Mark parameter `pfile' with
5405 * cpphash.c (cpp_lookup): Likewise.
5406 (cpp_hash_cleanup): Likewise.
5408 * cpplib.c (parse_name): Add a prototype and make it static.
5409 (null_underflow): Mark parameter `pfile' with ATTRIBUTE_UNUSED.
5410 (null_cleanup): Likewise for parameters `pbuf' and `pfile'.
5411 (macro_cleanup): Likewise for parameter `pfile'.
5412 (file_cleanup): Likewise.
5414 * cpplib.h (cpp_reader_init, cpp_options_init, cpp_start_read,
5415 cpp_read_check_assertion, skip_rest_of_line): Add prototypes.
5417 * crtstuff.c (force_to_data, __CTOR_LIST__, force_to_data,
5418 __DTOR_END__, __FRAME_END__): Mark with ATTRIBUTE_UNUSED.
5420 * cse.c (cse_check_loop_start): Mark parameter `set' with
5423 * dbxout.c (flag_minimal_debug, have_used_extensions,
5424 source_label_number): Move inside macro wrapper check against
5425 defined (DBX_DEBUGGING_INFO) || defined (XCOFF_DEBUGGING_INFO).
5427 * dwarf2out.c (gen_entry_point_die): Hide prototype and definition.
5429 * except.h (doing_eh): Provide prototype.
5431 * expr.c: Move inclusion of expr.h to after insn-config.h.
5433 * final.c: Include reload.h.
5434 (shorten_branches): Cast the first argument of bzero to char *.
5436 * fix-header.c (cpp_print_containing_files): Mark parameter
5437 `pfile' with ATTRIBUTE_UNUSED.
5438 (cpp_fatal): Likewise.
5440 * flow.c (find_basic_blocks_1): Cast the first argument of bzero
5443 * genattrtab.c (make_length_attrs): Change the type of variable
5444 `i' from int to size_t.
5445 (zero_fn): Mark parameter `exp' with ATTRIBUTE_UNUSED.
5448 * genextract.c (main): When generating insn-extract.c, mark
5449 variable `junk' with ATTRIBUTE_UNUSED.
5451 * gengenrtl.c (gencode): When generating genrtl.c, cast the first
5452 argument of bzero to char*.
5454 * integrate.c: Include toplev.h.
5456 * libgcc2.c: Wrap `struct exception_table' and
5457 `find_exception_handler' in macro DWARF2_UNWIND_INFO.
5459 * objc/Make-lang.in (objc-act.o): Depend on toplev.h.
5461 * objc/objc-act.c: Include toplev.h.
5462 (lang_print_xnode): Mark parameters `file', `node' and `indent'
5463 with ATTRIBUTE_UNUSED.
5464 (finish_protocol): Likewise for parameter `protocol'.
5466 * output.h (declare_weak): Add prototype.
5467 (decode_reg_name): Don't wrap with TREE_CODE macro.
5468 (assemble_alias): Add prototype.
5470 * regclass.c: Include output.h.
5472 * reload.h (reloads_conflict): Add prototype.
5474 * rtl.h (print_rtl_single, mark_elimiation, reg_class_subset_p,
5475 output_func_start_profiler): Add prototypes.
5477 * rtlanal.c (reg_set_p_1): Mark parameters `x' and `pat' with
5480 * scan-decls.c: Include scan.h.
5482 * scan.h (recognized_function, recognized_extern): Add prototypes.
5484 * stmt.c: Include output.h.
5486 * toplev.c (error_for_asm, warning_for_asm): Remove prototypes.
5487 (output_lang_identify): Hide prototype and definition.
5488 (float_signal): Mark parameter `signo' with ATTRIBUTE_UNUSED.
5489 (pipe_closed): Likewise.
5491 * toplev.h (count_error, strip_off_ending, error_for_asm,
5492 warning_for_asm): Add prototypes.
5494 Wed May 13 12:54:19 1998 Michael Meissner <meissner@cygnus.com>
5496 * toplev.c (rest_of_compilation): "Charge" final for any time
5497 doing various cleanup operations after finishing compilation
5500 * flow.c (dump_flow_info): Also print number of sets and
5501 whether or not the pseudo is a user variable.
5503 * flow.c (reg_n_max): New global variable.
5504 * regclass.c (allocate_reg_info): Keep reg_n_max up to date.
5505 Delete regno_max variable.
5506 * regs.h (REG_N_CHECK): Define.
5507 (REG_N_REFS, REG_N_SETS, REG_N_DEATHS): Use REG_N_CHECK.
5508 (REG_N_CHANGES_SIZE, REG_N_CALLS_CROSSED, REG_LIVE_LENGTH): Likewise.
5509 (REGNO_FIRST_UID, REGNO_LAST_UID, REGNO_LAST_NOTE_UID): Likewise.
5511 Wed May 13 12:54:19 1998 Martin von Loewis <martin@mira.isdn.cs.tu-berlin.de>
5513 * acconfig.h (ENABLE_CHECKING): Undefine.
5514 * configure.in (--enable-checking): New option.
5516 Wed May 13 08:52:08 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
5518 * reload1.c (merge_assigned_reloads): Can merge
5519 RELOAD_FOR_INPUT_ADDRESS and RELOAD_FOR_OTHER_ADDRESS even
5520 if RELOAD_FOR_INPUT with the same reload_reg_rtx is present.
5522 Tue May 12 20:05:57 1998 Jim Wilson <wilson@cygnus.com>
5524 * collect2.c (main): Ignore do_collecting when COLLECT_EXPORT_LIST.
5526 Wed May 13 03:23:45 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
5528 * reload1.c (gen_reload): Create REG_EQUIV notes.
5530 Tue May 12 22:21:07 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
5532 * reload1.c (reload): Fix check for USEs to use code of pattern.
5533 (choose_reload_regs): Remove dead variable use_insn.
5535 Tue May 12 14:04:49 1998 Jeffrey A Law (law@cygnus.com)
5537 * pa.h (DBX_CONTIN_LENGTH): Reduce to 3000 bytes.
5539 Tue May 12 15:16:02 1998 Michael Meissner <meissner@cygnus.com>
5541 * haifa-sched.c (HAIFA_INLINE): Define to be __inline unless
5543 (find_insn_{,mem_}list): Use HAIFA_INLINE, not __inline.
5544 (insn_{unit,issue_delay}): Ditto.
5545 (blockage_range): Ditto.
5546 (actual_hazard{,_this_instance}): Ditto.
5547 (schedule_unit): Ditto.
5548 (potential_hazard): Ditto.
5551 (queue_insn): Ditto.
5552 (birthing_insn_p): Ditto.
5553 (adjust_priority): Ditto.
5554 (get_block_head_tail): Ditto.
5555 (init_rgn_data_dependences): Ditto.
5557 Tue May 12 10:27:54 1998 Klaus Kaempf <kkaempf@progis.de>
5559 * alpha/vms.h (COMMON_ASM_OP, ASM_OUTPUT_ALIGNED_COMMON): Define.
5561 Tue May 12 11:44:14 1998 Gavin Koch <gavin@cygnus.com>
5563 * config/mips/mips.h (ASM_OUTPUT_ALIGN): Remove trailing semi-colon.
5565 Tue May 12 11:38:31 1998 Gavin Koch <gavin@cygnus.com>
5567 * config/mips/mips.md (dslot): Move after definition of "cpu"
5568 attribute. Handle r3900 case.
5570 Tue May 12 10:21:36 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5572 * system.h: Define the STRINGIFY macro here.
5573 * protoize.c: Not here.
5574 * gengenrtl.c (DEF_RTL_EXPR): Use the STRINGIFY macro.
5576 Tue May 12 00:47:33 1998 John Wehle (john@feith.com)
5578 * varasm.c (assemble_variable): Compute the alignment of the data
5579 earlier so that both initialized and uninitialized variables are
5580 effected by DATA_ALIGNMENT.
5581 * tm.texi (DATA_ALIGNMENT): Updated appropriately.
5583 Mon May 11 19:57:58 1998 Jeffrey A Law (law@cygnus.com)
5585 * mips.c: Prototype static functions.
5587 Mon May 11 17:43:03 1998 Jim Wilson <wilson@cygnus.com>
5589 * regmove.c (fixup_match_2, find_matches, regmove_profitable):
5590 Add explanatory comments.
5592 * sparc.h (SPARC_INCOMING_INT_ARG_FIRST): Support TARGET_FLAT.
5594 Mon May 11 17:24:27 1998 Richard Henderson <rth@cygnus.com>
5596 * sparc.md (ffsdi2): Disable. Simplify the expression as well.
5598 Mon May 11 13:30:44 1998 Jim Wilson <wilson@cygnus.com>
5600 * varasm.c (make_decl_rtl): Disable April 1 change.
5602 Mon May 11 09:14:41 1998 Richard Henderson <rth@cygnus.com>
5604 * configure.in (alpha-*-linux-gnu): Undo lossage from gcc2 merge.
5606 Mon May 11 08:24:18 1998 Richard Henderson <rth@cygnus.com>
5608 * alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Add '`'.
5609 * alpha.c (print_operand): Handle it.
5610 * alpha.md (fix_truncdfsi2, fix_truncsfsi2): New patterns and
5611 related define_splits. Also add peepholes for SImode reload
5612 plus sign_extend lossage.
5614 Mon May 11 09:33:10 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5616 * genattr.c: Include stdarg.h/varargs.h. Change function
5617 `fatal' to use variable arguments instead of faking it with
5618 integer parameters. Provide a prototype which also
5619 checks the format specifiers using ATTRIBUTE_PRINTF_1.
5621 * genattrtab.c: Likewise.
5622 * gencodes.c: Likewise.
5623 * genconfig.c: Likewise.
5624 * genemit.c: Likewise.
5625 * genextract.c: Likewise.
5626 * genflags.c: Likewise.
5627 * genopinit.c: Likewise.
5628 * genpeep.c: Likewise.
5629 * genrecog.c: Likewise.
5630 * genoutput.c: Likewise. Similarly for function `error'.
5632 Sun May 10 02:27:03 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5634 * acconfig.h (HAVE_VOLATILE): Insert stub for autoconf.
5635 * alocal.m4 (GCC_C_VOLATILE): New autoconf test.
5636 * configure.in: Use GCC_C_VOLATILE.
5637 * system.h (volatile): Define as empty if no volatile support is
5640 Sun May 10 01:21:43 1998 Jeffrey A Law (law@cygnus.com)
5642 * genemit.c (output_add_clobbers): Removed unused variable 'i' from
5645 Sat May 9 02:02:15 1998 Richard Henderson <rth@cygnus.com>
5647 * loop.c (get_condition): Don't combine when either compare is MODE_CC.
5648 * alpha.c (alpha_emit_conditional_branch): New function. Taken from
5649 the body of beq; additionally set the mode of the branch to CCmode for
5650 FP compares and not fast_math.
5651 (alpha_emit_conditional_move): Always use a compare insn for FP
5652 when not fast_math, as well as setting CCmode on the cmov.
5653 * alpha.md (beq, bne, blt, et al): Call alpha_emit_conditional_branch.
5655 * machmode.h (COMPLEX_MODE_P): New macro.
5657 Sat May 9 01:53:23 1998 Richard Henderson <rth@cygnus.com>
5659 * haifa-sched.c (print_exp): Fix typo.
5661 Fri May 8 21:48:50 PDT 1998 Jeff Law (law@cygnus.com)
5663 * version.c: Bump for snapshot.
5665 Fri May 8 18:23:08 1998 Michael Meissner <meissner@cygnus.com>
5667 * final.c (final_scan_insn): Call fatal_insn instead of abort if
5668 we could not split an insn when required to.
5670 * m32r.md ({add,sub}di3): Add define_splits and appropriate low
5672 (peepholes): Disable peepholes that call dead_or_set_p.
5673 (movsi): Rewrite to handle addresses better after last change.
5674 Add define_split to split load of addresses in large/medium modes.
5675 (prologue): Call m32r_expand_prologue.
5676 (movsi_{push,pop}): Generators for push/pop.
5677 (movsi): Support PRE_{INC,DEC}, POST_INC.
5678 (mov{di,df}): Rewrite. Always split the insns.
5679 (movsf): Add define_split to get register load in correct mode.
5680 (cmp_ne_small_const_insn): Use 'N' instead of 'S' constraint.
5681 (attributes): Rewrite attributes so that type indicates both the
5682 type and the length of the insn directly.
5683 (all insns): Change to use new type attributes.
5684 (debug): New attribute to convey whether -mdebug was used.
5685 (opt_space): New attribute to convey whether -Os was used.
5686 (function units): Loads are 3 cycles, not 2. Better classify all
5687 insns into short/long.
5688 (load/store/extend insns): Add separate case for load/store
5689 indirect operations without an offset.
5690 (divsi3): Division is a long operation, not short.
5692 * m32r.h (LEGITIMATE_LO_SUM_ADDRESS_P): Do not allow LO_SUM for
5694 (GO_IF_MODE_DEPENDENT_ADDRESS): LO_SUM is now mode dependent.
5695 (CONST_OK_FOR_LETTER_P): Make 'N' handle reverse 8 bit compares.
5696 (EXTRA_CONSTRAINT): Remove 'S' special support. Add 'U' for
5697 operands with PRE_{INC,DEC}, POST_INC.
5698 (FUNCTION_PROFILER): Call abort instead of doing nothing.
5699 (GO_IF_LEGITIMATE_ADDRESS): Allow PRE_{INC,DEC}, POST_INC of
5701 (gen_split_move_double): Declare.
5702 (EXTRA_CONSTRAINT): Add 'T' for memory reference with no offset.
5704 * m32r.c (gen_split_move_double): Fix typo. Also, don't call
5705 emit_move_insn, build up SET's directly.
5706 (toplevel): Include system.h, not stdio.h.
5707 (move_double_src_operand): Allow any DF or DI mode constant.
5708 (gen_split_move_double): Split moves of DI or DF values into the
5709 appropriate moves, loads, or stores. Don't handle use of auto
5710 inc/dec if using dead index. Do handle overlapping moves, etc.
5711 (m32r_frame_info): Remove prologue_size field.
5712 (m32r_compute_frame_size): Don't calculate prologue size.
5713 (m32r_output_function_prologue): Change to pretty much a NOP.
5714 (m32r_expand_prologue): Expand prologue as a series of INSNs.
5715 (m32r_print_operand): Add support for PRE_{INC,DEC}, POST_INC.
5716 (m32r_print_operand_address): Ditto.
5718 Fri May 8 14:13:21 1998 H.J. Lu (hjl@gnu.org)
5720 * reload1.c (emit_reload_insns): When performing expensive
5721 optimizations, do not output the last reload insn if OLD is
5722 not the dest of NSN and is in the src and is clobbered by INSN.
5724 Fri May 8 09:47:29 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5726 * Makefile.in (genrtl.o): Depend on system.h.
5727 * gengenrtl.c (gencode): When creating genrtl.c, have it
5730 Fri May 8 10:57:33 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
5732 * config/m68k/t-linux: Remove extra stuff already included in
5735 Fri May 8 09:53:24 Paul Eggert <eggert@twinsun.com>
5737 * fixinc.wrap: Renamed from fixinc.math. Put wrapper around
5738 curses.h if it contains `typedef char bool;', as suggested by
5739 Manfred Hollstein <manfred@s-direktnet.de>.
5741 * configure.in: Rename fixinc.math to fixinc.wrap.
5743 Thu May 7 19:26:34 1998 Jim Wilson <wilson@cygnus.com>
5745 * gcc.c (read_specs): Handle missing blank line at end of specs file.
5747 * i386.md (movsicc, movhicc, movsicc_1, movhicc_1, movsfcc_1,
5748 movdfcc_1): Disable.
5750 Thu May 7 15:39:14 1998 Jim Wilson <wilson@cygnus.com>
5752 * configure.in (enable_threads): Rename to enable_threads_flag before
5753 main loop. Set enable_threads to enable_threads_flag inside main
5756 Thu May 7 17:38:03 1998 Michael Meissner <meissner@cygnus.com>
5758 * r6000/eabi.asm (__eabi): Restore LR in case __eabi is called
5761 Thu May 7 14:26:05 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5763 * aclocal.m4 (GCC_FUNC_VFPRINTF_DOPRNT): New macro.
5765 * configure.in: Add a call to GCC_FUNC_VFPRINTF_DOPRNT.
5766 (AC_CHECK_HEADERS): Remove unused check for varargs.h,sys/varargs.h.
5767 (AC_CHECK_FUNCS): Remove unused check for vprintf.
5769 * Makefile.in: Add support for linking in vfprintf.c and doprint.c.
5770 (cccp.o): Depend on gansidecl.h.
5773 * cccp.c: Convert from using PRINTF_ALIST/PRINTF_DCL to VPROTO as
5774 per the rest of gcc source.
5775 * cexp.y: Likewise. Include gansidecl.h and remove all code made
5778 * cccp.c: Remove checks for HAVE_VPRINTF and the associated code
5779 used when vfprintf is missing.
5782 * genattrtab.c: Likewise.
5783 * mips-tfile.c: Likewise.
5784 * toplev.c: Likewise.
5786 * vfprintf.c: New file.
5787 * doprint.c: New file.
5789 Thu May 7 10:18:41 1998 Jeffrey A Law (law@cygnus.com)
5791 * config/linux.h (ASM_COMMENT_START): Remove from here,
5792 * config/linux-aout.h (ASM_COMMENT_START): and here,
5793 * config/i386/linux.h (ASM_COMMENT_START): to here,
5794 * config/i386/linux-aout.h (ASM_COMMENT_START): and here.
5795 * config/i386/linux-oldld.h (ASM_COMMENT_START): Define
5798 Thu May 7 10:55:59 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
5800 * config/m68k/m68k.md (adddi3, subdi3): Properly negate the DImode
5803 Wed May 6 22:32:37 CDT 1998 Robert Lipe <robertl@dgii.com>
5805 * Makefile.in (dwarfout.o) Add toplev.h dependency.
5806 * dwarfout.c, i386.c: Include toplev.h
5807 * toplev.h: (pfatal_with_name) Add prototype.
5809 Wed May 6 19:02:29 1998 Jason Merrill <jason@yorick.cygnus.com>
5811 * Makefile.in: Fix .SUFFIXES.
5813 Wed May 6 19:31:32 1998 Alan Modra <alan@spri.levels.unisa.edu.au>
5815 * config/linux.h (ASM_COMMENT_START): Define as "#".
5816 * config/linux-aout.h (ASM_COMMENT_START): Likewise.
5818 Wed May 6 15:51:39 1998 Jim Wilson <wilson@cygnus.com>
5820 * objc/Make-lang.h (objc-parse.o): Add toplev.h dependency.
5821 * objc/objc-parse.y, objc/objc-parse.c: Regenerate.
5823 * toplev.c: Include toplev.h.
5824 * Makefile.in (c-common.o, c-convert.o, c-decl.o, c-iterate.o,
5825 c-lex.o, c-parse.o, c-pragma.o, c-typeck.o, calls.o, convert.o,
5826 dwarf2out.o, except.o, expr.o, final.o, fold-const.o, function.o,
5827 hash.o, profile.o, real.o, reg-stack.o, regclass.o, reload.o,
5828 reload1.o, stmt.o, stor-layout.o, tlink.o, tree.o, varasm.o): Add
5829 toplev.h dependency.
5831 * mips/mips.c (save_restore_insns): Change FRAME_POINTER_REGNUM to
5832 HARD_FRAME_POINTER_REGNUM.
5834 * expr.c (target_temp_slot_level): Delete duplicate definition.
5836 Wed May 6 16:46:01 1998 Jeffrey A Law (law@cygnus.com)
5838 * stmt.c (mark_seen_cases): Make it have external linkage again.
5839 * expr.h (mark_seen_cases): Add declaration, but only when tree.h
5842 * haifa-sched.c (print_value, case SUBREG): Fix typo.
5844 * i386.c (output_387_binary_op): Add some braces to avoid warnings.
5845 * i386.h (REG_CLASS_CONTENTS): Similarly.
5847 * toplev.c (-fsched-max): Delete flag.
5848 (-fsched-interblock-max-blocks,-fsched-interblock-max-insns): Likewise.
5849 * haifa-sched.c: Remove -fsched-max-N, -fsched-interblock-max-blocks-N
5850 and -fsched-interblock-max-insns-N support. Remove INTERBLOCK_DEBUG
5853 * haifa-sched.c (find_rgns): Correctly handle reducible loops with
5854 inner loops which are not reducible.
5856 * loop.c (regs_match_p): Fix typo in prototype.
5858 * regmove.c (try_auto_increment): Wrap declaration inside an
5859 #ifdef AUTO_INC_DEC.
5861 Wed May 6 17:07:47 1998 Michael Meissner <meissner@cygnus.com>
5863 * final.c (output_operand_lossage): Call fatal with the operand
5864 lossage message instead of calling abort.
5866 Wed May 6 15:37:27 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5868 * c-common.c: Convert to using ctype macros defined in system.h.
5869 * c-lex.c: Likewise.
5871 * collect2.c: Likewise.
5872 * rs6000.c: Likewise.
5873 * cpplib.c: Likewise.
5874 * fix-header.c: Likewise.
5876 * gen-protos.c: Likewise.
5877 * pexecute.c: Likewise.
5878 * protoize.c: Likewise.
5882 * tlink.c: Likewise.
5883 * toplev.c: Likewise.
5885 Wed May 6 14:44:14 1998 Gavin Koch <gavin@cygnus.com>
5887 * config/mips/r3900.h (SUBTARGET_ASM_DEBUGGING_SPEC) :
5888 Replace -gdwarf-2 with -g0.
5890 Wed May 6 11:43:18 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5892 * Makefile.in (mips-tfile.o, mips-tdump.o): Depend on system.h.
5893 * mips-tdump.c: Include system.h, remove redundant headers.
5894 * mips-tfile.c: Likewise. Also, convert all ctype function calls
5895 to calls of the macro versions defined in system.h.
5897 * objc/Make-lang.in (objc-act.o): Depend on system.h.
5898 * objc/objc-act.c: Include system.h, remove redundant headers.
5900 Wed May 6 11:21:06 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5902 * configure.in (AC_CHECK_FUNCS): Add isascii.
5903 (GCC_NEED_DECLARATIONS): Add atof.
5905 * system.h: Provide prototypes for abort, atof, atol and sbrk here.
5906 * rtl.c, rtl.h, toplev.c, tree.h: Not here.
5908 Wed May 6 10:52:49 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5910 * system.h: Wrap time.h and sys/file.h in autoconf checks.
5911 Provide default definitions for O_RDONLY and O_WRONLY here.
5913 * cccp.c, cpplib.c, fix-header.c, gcc.c, protoize.c: Not here.
5915 1998-05-06 Mark Mitchell <mmitchell@usa.net>
5917 * tree.h (IS_EXPR_CODE_CLASS): Remove bogus '3'.
5919 Wed May 6 06:35:38 1998 Robert Lipe <robertl@dgii.com>
5921 * toplev.h: New file. Protypes for functions in toplev.c.
5922 * tree.h, rtl.h: Deleted protos for functions in toplev.c.
5923 * c-common.c, c-convert.c, c-decl.c, c-iterate.c, c-lex.c,
5924 c-parse.in, c-parse.y, c-pragma.c, c-typeck.c, calls.c,
5925 convert.c, dwarf2out.c, except.c, expr.c, final.c, fold-const.c,
5926 function.c, hash.c, profile.c, real.c, reg-stack.c, regclass.c,
5927 reload.c, reload1.c, stmt.c, stor-layout.c, tlink.c, tree.c,
5928 varasm.c: include it.
5930 Wed May 6 01:09:01 1998 Jeffrey A Law (law@cygnus.com)
5931 Jim Wilson (wilson@cygnus.com)
5933 * haifa-sched.c (find_rgns): In no_loops case, fix test for leaf
5934 blocks. Check for 1 successor which is the EXIT_BLOCK.
5936 * haifa-sched.c (find_rgns): Detect unreachable blocks, including
5937 unreachable loops with more than one block.
5939 Wed May 6 08:22:24 1998 Manfred Hollstein <manfred@s-direktnet.de>
5941 * fix-header.c (write_rbrac): Add "abort" to functions which need to
5944 Wed May 6 00:09:36 1998 Jeffrey A Law (law@cygnus.com)
5946 * Check in merge from gcc2. See ChangeLog.12 for details.
5948 Tue May 5 14:33:49 1998 Jim Wilson <wilson@cygnus.com>
5950 * c-common.c (scan_char_table): Separate 's' and 'c'. 'c' does not
5951 accept 'a' flag. 'S' does accept 'a' flag.
5952 (check_format_info): When pedantic, warn for m/C/S/a/A formats,
5955 * elf64.h (MULTILIB_DEFAULTS): Move definition after mips.h include.
5957 Tue May 5 10:50:39 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
5959 * config/m68k/m68k.h: Declare functions from m68k.c used in
5960 macros and machine description.
5961 (ASM_OUTPUT_LONG_DOUBLE): Always use `l' flag in print format for
5963 (ASM_OUTPUT_FLOAT): Likewise.
5964 (ASM_OUTPUT_FLOAT_OPERAND): Likewise.
5966 Tue May 5 01:28:12 1998 Jason Merrill <jason@yorick.cygnus.com>
5968 * tree.def: Add NAMESPACE_DECL.
5969 * dwarfout.c (type_ok_for_scope): Ignore NAMESPACE_DECLs for now.
5970 * dwarf2out.c (push_decl_scope): Likewise.
5971 (scope_die_for): Likewise.
5972 * tree.c (decl_function_context): Use TREE_CODE_CLASS to determine
5973 how to get next context level.
5975 Tue May 5 01:43:16 1998 Jim Wilson <wilson@cygnus.com>
5977 * i386.c (output_fix_trunc): Add code to emulate non-popping DImode
5980 Tue May 5 01:15:06 1998 Jeffrey A Law (law@cygnus.com)
5982 * h8300.h (ADDITIONAL_REGISTER_NAMES): Add "er" registers.
5984 * reorg.c (fill_slots_from_thread): Update REG_DEAD/REG_UNUSED notes
5985 for any insns skipped at the start of a block because they were
5988 Mon May 4 20:23:51 1998 Jim Wilson <wilson@cygnus.com>
5990 * alpha.h (DBX_CONTIN_LENGTH): Decrease to 3000.
5992 1998-05-04 Ulrich Drepper <drepper@cygnus.com>
5994 * c-common.c (format_char_info): Add new field hhlen.
5995 (print_char_table, scan_char_table, time_char_table): Initialize
5996 hhlen field appropriately.
5997 (char_format_info): Recognize hh modifier and lookup correct char
6000 Mon May 4 19:15:29 1998 Jim Wilson <wilson@cygnus.com>
6002 * expr.c (expand_expr, case INDIRECT_REF): Don't optimize string
6003 reference if this is a store.
6005 Mon May 4 17:25:17 1998 Richard Henderson <rth@cygnus.com>
6007 * sparc.c (output_move_quad): Fix typo in mov_by_64 argument.
6009 Sun May 3 23:57:25 1998 Robert Lipe <robertl@dgii.com>
6011 Make UnixWare 7 bootstrap support work with final shipping product.
6012 * configure.in: (i[34567]86-*-sysv5): append, not overwrite, xm_file.
6013 Pick up xm-siglist and xm-alloca.
6014 (xm_defines): Add USG so dbxout will build.
6015 * configure: Regenerate.
6017 Sun May 3 13:51:34 PDT 1998 Richard Henderson <rth@cygnus.com>
6019 Support for official Sparc V9 ABI:
6020 * sparc.c (sparc_override_options): Force stack bias off for !arch64.
6021 Care for flag_pcc_struct_return default.
6022 (output_move_quad): Rewrite to move by halves on v9 and in the
6024 (move_quad_direction): New function.
6025 (output_fp_move_quad): Use it to determine the direction of copy.
6026 (function_arg_slotno): Return -1 for FP reg overflow as well.
6027 (function_arg_record_value*): New functions.
6028 (function_arg): Use them. Streamline unprototyped parameter passing.
6029 (function_arg_pass_by_reference): Pass TCmode by reference.
6030 (function_value): New function.
6031 * sparc.h (PTRDIFF_TYPE, SIZE_TYPE): For -pedantic's sake, don't use
6032 long long in 64-bit mode.
6033 (RETURN_IN_MEMORY): v9 returns structs < 32-bytes in regs.
6034 (DEFAULT_PCC_STRUCT_RETURN): Make the default detectable.
6035 (BASE_RETURN_VALUE_REG): Consider complex float types for arch64.
6036 (BASE_OUTGOING_VALUE_REG, BASE_PASSING_ARG_REG): Likewise.
6037 (BASE_INCOMING_ARG_REG): Likewise.
6038 (FUNCTION_VALUE): Call function_value.
6039 (FUNCTION_OUTGOING_VALUE, LIBCALL_VALUE): Likewise.
6040 * sparc.md (movdi_sp32_v9): Disable for arch64.
6041 (movsf, movdf, movtf): Sort all ulternatives using fp regs first.
6042 (call_value_address_sp64): Remove register class constraints.
6043 (call_value_symbolic_sp64): Likewise.
6044 (nonlocal_goto): Pass label reg directly to goto_handlers. Constrain
6045 v9 case to 32-bit constants.
6046 (goto_handler_and_restore_v9): Provide a version for arch64.
6047 * sparc/linux64.h (SIZE_TYPE, PTRDIFF_TYPE): Remove private definition.
6048 * sparc/sp64-aout.h (TARGET_DEFAULT): Turn on stack bias.
6049 (CPP_PREDEFINES): New.
6050 * sparc/sp64-elf.h: Likewise.
6051 (PREFERRED_DEBUGGING_TYPE): Dwarf2.
6052 (ASM_OUTPUT_DWARF2_ADDR_CONST): New.
6053 * sparc/sysv4.h (SIZE_TYPE, PTRDIFF_TYPE): Undo svr4.h's changes.
6055 Sat May 2 17:47:17 PDT 1998 Jeff Law (law@cygnus.com)
6057 * version.c: Bump for snapshot.
6059 Sat May 2 01:37:29 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
6061 * reload.c (find_reloads): Emit USEs to mark where a pseudo
6062 is reloaded with the MEM of its stack slot.
6063 * reload1.c (cannot_omit_stores): Delete.
6064 (reload): Don't initialize it.
6065 Don't apply avoid_return_reg logic to USEs.
6066 When done, remove USEs that have a REG_EQUAL note on them.
6067 (emit_reload_insns): Handle case where we have inherited a MEM.
6068 (choose_reload_regs): Likewise.
6069 (delete_output_reload): Don't use cannot_omit_stores.
6071 Thu Apr 30 18:59:03 1998 Jim Wilson <wilson@cygnus.com>
6073 * Makefile.in (cpp.info, gcc.info): Put -o option before input file.
6075 Thu Apr 30 16:57:34 1998 Michael Meissner <meissner@cygnus.com>
6077 * haifa-sched.c (print_{exp,value}): Various changes to make the
6078 debug output easier to read. Also, use only one buffer, and make
6079 sure the buffer we are passed in doesn't overflow.
6080 (safe_concat): Concatenate to a buffer without overflow.
6082 Thu Apr 30 16:57:34 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6084 * haifa-sched.c (alloc_{INSN,EXPR}_LIST): Make static to agree
6087 Wed Apr 29 21:45:16 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
6089 * sched.c (new_insn_dead_notes): Check if the register was
6090 used in the original instruction.
6091 * haifa-sched.c (new_insn_dead_notes): Likewise.
6093 Wed Apr 29 13:46:03 1998 Jim Wilson <wilson@cygnus.com>
6095 * dwarf2out.c (scope_die_for): If could not find proper scope,
6096 check for and handle tagged type with incorrect TYPE_CONTEXT.
6098 Wed Apr 29 15:34:40 1998 John Carr <jfc@mit.edu>
6100 * calls.c (expand_call): Fix recognition of C++ operator new.
6102 * alias.c (mode_alias_check): Disable type based alias detection.
6104 Wed Apr 29 15:06:42 1998 Gavin Koch <gavin@cygnus.com>
6106 * config/mips/elf.h (ASM_OUTPUT_DEF,ASM_WEAKEN_LABEL,
6107 ASM_OUTPUT_WEAK_ALIAS): Define.
6108 * config/mips/elf64.h: Same.
6109 * config/mips/r3900.h (ASM_OUTPUT_DEF,SUPPORTS_WEAK,
6110 ASM_WEAKEN_LABEL): Removed.
6112 Wed Apr 29 10:53:29 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
6114 * calls.c (expand_call): Bump the length limit on the specially
6115 recognized function names to 17.
6117 Tue Apr 28 17:53:33 1998 Jim Wilson <wilson@cygnus.com>
6119 * ginclude/stddef.h: Add check for _MACHINE_ANSI_H_ for BSD/OS
6120 when undefining macros at the end.
6122 * expr.c (expand_builtin, case BUILT_IN_MEMSET): Break if either
6123 val or len has TREE_SIDE_EFFECTS set.
6125 * sparc.md (mulsidi3): Call const v8plus and v8plus routines.
6126 (mulsidi3_v8plus, const_mulsidi3_v8plus): Delete asterisk from name.
6127 (smuldi3_highpart): Call const v8plus routine.
6128 (smulsi3_highpart_v8plus): Renamed from smulsidi3_highpart_v8plus.
6129 (const_smulsi3_highpart_v8plus): New pattern.
6130 (smulsi3_highpart_sp32): Renamed from smulsidi3_highpart_sp32.
6131 (umulsidi3): Call const v8plus routine.
6132 (umulsi3_highpart): Handle const before v8plus. Call const v8plus
6134 (umulsi3_highpart_v8plus): Renamed from umulsidi3_highpart_v8plus.
6135 (umulsi3_highpart_sp32): Renamed from umulsidi3_highpart_sp32.
6137 Tue Apr 28 08:55:26 1998 Michael Meissner <meissner@cygnus.com>
6139 * m32r.c (*_oper{and|ator}): Change enum arguments and return
6140 values to int, so they can be prototyped even in files that don't
6142 ({small,large}_insn_p): Ditto.
6143 (m32r_select_cc_mode): Ditto.
6144 (gen_compare): Ditto.
6145 (function_arg_partial_nregs): Ditto.
6146 (m32r_setup_incoming_varargs): Ditto.
6147 (init_reg_tables): Add prototype.
6148 (m32r_frame_info): Add prolog_size field.
6149 (m32r_compute_frame_size): Calculate the size of the prologue.
6150 (m32r_first_insn_address): Return prologue size.
6151 (m32r_output_function_prologue): Calculate frame size before
6152 printing out information. Print out the prologue size.
6154 * m32r.h: Prototype all functions in m32r.c.
6155 (FIRST_INSN_ADDRESS): Declare, returning prologue size.
6157 * m32r.md (bcc functions): Cast enum's to int.
6159 * m32r.c (conditional_move_operand): Silence a debug message.
6160 ({small,long}_insn): New predicates.
6162 * m32r.h (TARGET_M32R): New macro.
6163 (PREDICATE_CODES): Rearrange somewhat, add small_insn/long_insn.
6164 (HAIFA_P): Define as 1/0 depending on whether the Haifa scheduler
6166 (ISSUE_RATE): Define as 2.
6168 * m32r.md (insn_size): New attribute.
6169 ({,rev_}branch_insn): Add .s qualifier to branches believed to be
6171 (m32r): New attribute.
6173 * configure.in (enable_haifa): Switch m32r to Haifa by default.
6174 * configure: Regenerate.
6176 (Changes from Nick Clifton <nickc@cygnus.com>)
6177 * m32r.h (EXTRA_CONSTRAINT): Implement 'S' constraint to perfoirm
6178 the equivalent of a negated 'I' constraint.
6179 (PRESERVE_DEATH_INFO_REGNO_P): Define in order to allow peephole
6180 optimisation to work.
6182 * m32r.md (cmp_ne_small_const_insn): Use 'S' constriant rather
6183 than 'I' since the value is negated.
6184 (peephole): Add peephole optimisation to cope with optimization of
6185 divide and subtracts of the same operands.
6187 * m32r.c zero_and_one, emit_cond_move): Add support for MVFC.
6191 * m32r.h (PREDICATE_CODES): Add declaration of machine specific
6194 Tue Apr 28 07:25:53 1998 Manfred Hollstein <manfred@s-direktnet.de>
6196 * Makefile.in (libgcc2.ready): Revert last patch (Apr 24).
6198 Mon Apr 27 18:39:47 1998 Nick Clifton <nickc@cygnus.com>
6200 * config/arm/thumb.h (GO_IF_LEGITIMATE_ADDRESS): Check against
6201 frame_pointer_rtx not FRAME_POINTER_REGNUM.
6203 Mon Apr 27 18:36:28 1998 Jim Wilson <wilson@cygnus.com>
6205 * reg-stack.c: Revert last patch (Apr 20).
6206 (convert_regs): Set insn to PREV_INSN (next) after do while loop.
6208 * m68k/lb1sf68.asm (Laddsf$3): Fix typos in mcf5200 exg code.
6210 * loop.c (check_dbra_loop): New locals jump, first_compare, and
6211 compare_and_branch. Call get_condition to set first_compare.
6212 Set compare_and_branch to number of compare/branch instructions.
6213 Replace PREV_INSN (PREV_INSN (loop_end)) with first_compare.
6214 Replace '2' with compare_and_branch.
6216 Mon Apr 27 15:53:30 EDT 1998 Andrew MacLeod <amacleod@cygnus.com>
6218 * cplus-dem.c (demangle_qualified): Replace missing else.
6220 Mon Apr 27 20:22:08 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
6222 * sh.c (gen_ashift_hi): Don't make SUBREG of a SUBREG.
6224 Mon Apr 27 18:23:51 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
6226 * sh.c (sh_expand_prologue, sh_expand_epilogue):
6227 If TARGET_DOUBLE_ALIGN, preserve 64 bit stack alignment.
6228 * sh.h (STACK_BOUNDARY): Likewise.
6230 Mon Apr 27 17:22:48 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
6232 * sh.h (LEGITIMIZE_RELOAD_ADDRESS): Define.
6234 Mon Apr 27 08:55:23 1998 Michael Meissner <meissner@cygnus.com>
6236 * system.h (abort): If abort is not defined, and neither is
6237 USE_SYSTEM_ABORT, redefine abort to call fprintf and exit,
6238 reporting the line and filename of the error.
6240 * .gdbinit: Add breakpoints on exit and fancy_abort.
6242 * final.c (split_double): Avoid a compiler warning if
6243 BITS_PER_WORD is less than or equal to HOST_BIT_PER_WIDE_INT.
6245 * rtl.h (JUMP_{CROSS_JUMP,NOOP_MOVES,AFTER_REGSCAN}): New macros
6246 for calling jump_optimize.
6248 * toplev.c (rest_of_compilation): Call jump_optimize using JUMP_*
6249 macros, rather than 0/1's.
6251 Sun Apr 26 23:19:10 1998 Richard Henderson <rth@cygnus.com>
6253 * alpha.h (CONST_COSTS): Zero is always free.
6254 (RTX_COSTS): Add EV6 costs. Abort if alpha_cpu is unknown.
6256 Sun Apr 26 15:38:50 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
6258 * cplus-dem.c (gnu_special): Fix off-by-one bug when checking the
6259 length in the name of a virtual table.
6261 Sun Apr 26 01:21:06 1998 Richard Henderson <rth@cygnus.com>
6263 * alpha.c (print_operand): Don't add 'v' suffix for ALPHA_FPTM_N.
6265 Sat Apr 25 22:11:38 PDT 1998 Jeff Law (law@cygnus.com)
6267 * version.c: Bump for snapshot.
6269 Sat Apr 25 17:17:15 1998 Jeffrey A Law (law@cygnus.com)
6271 * fold-const.c (fold_convert): Fix typo.
6273 Sat Apr 25 17:55:54 1998 John Carr <jfc@mit.edu>
6275 * alias.c (alias_invariant): New variable.
6276 (record_base_value): New argument INVARIANT.
6277 (memrefs_conflict_p): If a register has an entry in the alias_invariant
6278 array, try substituting that value for the register.
6280 * rtl.h: Declare record_base_value.
6282 * loop.c, unroll.c: Update callers of record_base_value.
6284 * alias.c (find_base_value, find_base_term): SIGN_EXTEND and
6285 ZERO_EXTEND do not affect base values.
6287 Fri Apr 24 15:57:02 1998 Jeffrey A Law (law@cygnus.com)
6289 * dbxout.c (dbxout_type): Fix typo.
6290 (dbxout_range_type): Another HOST_WIDE_INT_PRINT_DEC fix.
6292 * configure.in: Use CC_FOR_BUILD, not BUILD_CC.
6294 Fri Apr 24 16:11:47 1998 John Carr <jfc@mit.edu>
6296 * expr.c (expand_builtin, case MEMSET): Set MEM_IN_STRUCT_P
6297 if the argument is the address of a structure or array.
6299 * configure.in: Enable Haifa scheduler by default for SPARC.
6301 Fri Apr 24 20:55:47 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
6303 * cse.c (cse_set_around_loop): Don't do optimization when
6304 new pseudos are created.
6306 Fri Apr 24 11:00:18 1998 Jeffrey A Law (law@cygnus.com)
6308 * dbxout.c (dbxout_type_fields): Use HOST_WIDE_INT_PRINT_DEC
6310 (dbxout_type_method_1, dbxout_type): Likewise.
6311 (print_int_cst_octal, print_octal, dbxout_symbol): Likewise.
6312 (dbxout_type): Fix check for when to print a type range in
6315 Fri Apr 24 16:45:03 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
6317 * (gen_shl_and, in case 1): Fix comparison with mask.
6319 Fri Apr 24 06:46:40 1998 Nick Clifton <nickc@cygnus.com>
6321 * config/arm/thumb.h (GO_IF_LEGITIMATE_ADDRESS): Disallow frame
6322 pointer as second register in REG+REG pair.
6324 Fri Apr 24 09:22:23 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6326 * c-common.c (check_format_info): Don't check for the 'x' format
6327 character twice, instead check for 'x' and 'X'
6329 Fri Apr 24 08:02:30 1998 Manfred Hollstein <manfred@s-direktnet.de>
6331 * Makefile.in (libgcc2.ready): Add explicit dependancy from
6332 $(STMP_FIXPROTO) to ensure all necessary include files have
6333 been created and to guarantee proper parallel builds.
6335 Fri Apr 24 04:42:35 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
6337 * sh.c (sh_expand_prologue, in !SH3E code): Don't push an extra
6338 register for stdarg functions.
6339 * sh.h (current_function_varargs): Declare.
6340 (FUNCTION_ARG): Ignore NAMED for stdarg functions.
6342 1998-04-23 Jim Wilson <wilson@cygnus.com>
6344 * frame.c, libgcc2.c (stdlib.h, unistd.h): Don't include when
6345 inhibit_libc is defined.
6347 * c-aux-info.c (gen_type): Use DECL_NAME only for TYPE_DECL.
6349 Thu Apr 23 19:09:33 1998 Jim Wilson <wilson@cygnus.com>
6351 * profile.c (tablejump_entry_p): New function.
6352 (branch_prob): Add code to recognize MIPS tablejump entry branch.
6353 Use tablejump_entry_p in MIPS and HPPA tablejump checking code.
6355 Thu Apr 23 15:01:13 1998 Nick Clifton <nickc@cygnus.com>
6357 * config/arm/arm.c (find_barrier): Return as soon as a barrier is
6358 found, rather than at end of the loop, after the insn has been
6361 Thu Apr 23 20:21:06 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
6363 * sh.c (gen_ashift_hi): Implement right shifts via gen_ashift.
6364 * sh.md (ashrhi3_k, lshrhi3_k, lshrhi3_m, lshrhi3, lshrhi3+1): Delete.
6366 Wed Apr 22 17:07:35 1998 Michael Meissner <meissner@cygnus.com>
6368 * loop.c (note_addr_stored): Correct function to take 2 arguments,
6371 * rtl.def (MATCH_INSN2): Add new matching pattern.
6372 * genrecog.c (add_to_sequence): Support MATCH_INSN2.
6374 Wed Apr 22 15:52:22 1998 John Carr <jfc@mit.edu>
6376 * emit-rtl.c (gen_highpart): The high part of a CONST_INT is not zero
6377 if HOST_BITS_PER_WIDE_INT is larger than BITS_PER_WORD.
6379 * final.c (split_double): Sign extend both halves of a split CONST_INT.
6381 Wed Apr 22 10:42:45 1998 Jeffrey A Law (law@cygnus.com)
6383 * mips.c (compute_frame_size): Change only argument to a HOST_WIDE_INT.
6385 Wed Apr 22 10:53:49 EDT 1998 Andrew MacLeod <amacleod@cygnus.com>
6387 * cplus-dem.c (struct work stuff): Add field for B and K mangle codes.
6388 (cplus_demangle_opname): Call mop_up_squangle.
6389 (cplus_demangle): Initialize squangle info, then call
6390 internal_cplus_demangle. (Most code moved there as well)
6391 (internal_cplus_demangle): New function, performs most of what use
6392 to be done in cplus_demangle, but is only called with this file.
6393 (squangle_mop_up): New function to clean up B and K code data.
6394 (mop_up): set pointers to NULL after freeing.
6395 (demangle_signature, demangle_template, demangle_class): Add
6396 switch elements to handle K and B codes.
6397 (demangle_prefix, gnu_special, demangle_qualified): Add
6398 code to handle K and B codes.
6399 (do_type, demangle_fund_type): Handle B and K codes.
6400 (remember_Ktype): New function to store K info.
6401 (register_Btype, remember_Btype): New functions for B codes.
6402 (forget_B_and_K_types): New function to destroy B and K info.
6404 1998-04-21 Jim Wilson <wilson@cygnus.com>
6406 * stmt.c (check_seenlabel): When search for line number note for
6407 warning, handle case where there is no such note.
6409 Tue Apr 21 20:48:37 1998 John Carr <jfc@mit.edu>
6411 * genemit.c (gen_exp): Allow machine description to set mode of
6414 Tue Apr 21 16:36:01 1998 John Carr <jfc@mit.edu>
6416 * alias.c (mode_alias_check): New function.
6417 (true_dependence, anti_dependence, output_dependence): Call
6420 Tue Apr 21 12:05:32 1998 Jeffrey A Law (law@cygnus.com)
6422 * mips.h (STACK_BOUNDARY): Allow specific targets to override.
6423 (MIPS_STACK_ALIGN): Similarly.
6425 * c-common.c (type_for_mode): Handle TI types.
6426 * c-decl.c (intTI_type_node, unsigned_int_TI_type_node): Define.
6427 (init_decl_processing): Handle TI types.
6428 * c-tree.h (intTI_type_node, unsigned_int_TI_type_node): Declare.
6430 * mips.c (block_move_loop): Test Pmode == DImode instead of
6432 (expand_block_move, save_restore_insns): Likewise.
6433 (function_prologue, mips_expand_prologue): Likewise.
6434 (mips_expand_epilogue): Likewise.
6435 * mips.h (POINTER_SIZE): Allow specific targets to override.
6436 (Pmode): Allow specific targets to override.
6437 (FUNCTION_PROFILER): Test Pmode == DImode instead of TARGET_MIPS64
6438 (POINTER_BOUNDARY, FUNCTION_MODE): Likewise.
6439 (TRAMPOLINE_TEMPLATE, TRAMPOLINE_SIZE): Likewise.
6440 (TRAMPOLINE_ALIGNMENT, INITIALIZE_TRAMPOLINE): Likewise.
6441 (CASE_VECTOR_MODE, ASM_OUTPUT_ADDR_VEC_ELT): Likewise.
6442 (ASM_OUTPUT_ADDR_DIFF_ELT, SIZE_TYPE, PTRDIFF_TYPE): Likewise.
6443 * mips.md (indirect, tablejump & casesi support): Test for
6444 Pmode == DImode instead of TARGET_MIPS64.
6445 (call patterns): Likewise.
6447 Tue Apr 21 09:43:55 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6449 * objc/sendmsg.c: Define gen_rtx_MEM() to 1, as is already done
6450 for gen_rtx(MEM, ...).
6452 Tue Apr 21 02:15:36 1998 Richard Henderson <rth@cygnus.com>
6454 * sparc.h (MACHINE_STATE_SAVE, MACHINE_STATE_RESTORE): Rewrite
6455 to not be so gross, and to properly function with PIC.
6457 Mon Apr 20 20:44:25 1998 Jim Wilson <wilson@cygnus.com>
6459 * frame.c (heapsort): Rename to frame_heapsort.
6461 * gcc.c (do_spec_1, case '['): Move flag out of loop and initialize it.
6463 Mon Apr 20 12:43:09 1998 Doug Evans <devans@canuck.cygnus.com>
6465 * flow.c (sbitmap_vector_alloc): Ensure sbitmaps properly aligned.
6467 Mon Apr 20 15:04:14 1998 John Wehle (john@feith.com)
6469 * i386.md (movsf_push, movdf_push, movxf_push): Allow memory
6470 operands during and after reload.
6472 Mon Apr 20 22:37:50 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
6474 * final.c (shorten_branches, init_insn_lengths): Move code
6475 to free label_align, uid_shuid, insn_lengths, insn_addresses
6476 and uid_align from the former function into the latter one;
6477 Add code to clear these variables.
6478 * sh.h (label_align): Remove declaration.
6480 Mon Apr 20 14:48:29 1998 Michael Meissner <meissner@cygnus.com>
6482 * gcc.c (lang_specific_driver): Declare prototype properly so
6483 fatal can be passed to it without error.
6485 * configure.in (AC_CHECK_FUNCS): Check for strchr and strrchr.
6486 * configure: Regenerate.
6487 * config.in: Add #undef's for strchr and strrchr.
6489 * protoize.c (toplevel): If we have rindex, but not strrchr, map
6491 (file_could_be_converted): Use strrchr, not rindex since rindex is
6492 not defined on Linux systems when _POSIX_SOURCE is defined.
6493 (file_normally_convertible): Ditto.
6494 (process_aux_info_file): Ditto.
6497 * rs6000.md (mov{sf,df} define_splits): When splitting a move of
6498 a constant to an integer register, don't split the insns that do
6499 the simple AND and OR operations, rather just split each word, and
6500 let the normal movsi define split handle it further.
6502 Mon Apr 20 18:19:40 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
6504 * sh.c (find_barrier): Fix bug in ADDR_DIFF_VEC handling.
6505 (split_branches): Call init_insn_lengths.
6507 Mon Apr 20 07:37:49 1998 Michael Meissner <meissner@cygnus.com>
6509 * i386.c: Include expr.h to get the change_address prototype
6512 Mon Apr 20 01:00:05 1998 H.J. Lu (hjl@gnu.org)
6514 * reg-stack.c (subst_asm_stack_regs): Change to return the last
6515 new insn generated by this function.
6516 (subst_stack_regs): Likewise.
6517 (convert_regs): Record the last newly generated insn and use
6518 it for change_stack () instead of INSN.
6520 Sun Apr 19 15:41:24 1998 Manfred Hollstein <manfred@s-direktnet.de>
6522 * fix-header.c (enum special_file): Undefine enumerators if they
6523 are already defined by include files.
6524 * fixproto (rel_source_file in unistd.h stdlib.h): Prefix file protection
6525 macro with '__' to not pollute user namespace.
6527 Sun Apr 19 02:42:06 1998 Richard Henderson <rth@cygnus.com>
6529 * haifa-sched.c (queue_to_ready): Fix typo in prototype.
6531 Sat Apr 18 23:52:35 PDT 1998 Jeff Law (law@cygnus.com)
6533 * version.c: Bump for snapshot.
6535 Sat Apr 18 18:30:22 1998 Jim Wilson <wilson@cygnus.com>
6537 * i386.md (fix_truncsfdi2+[123]): Add + to operand 1 constraints.
6539 * i386.h (CPP_CPU_DEFAULT): Renamed to CPP_CPU_DEFAULT_SPEC.
6540 Add missing -Dpentium* options.
6541 (CPP_CPU_SPEC): Delete redundant definition. Include cpp_cpu_default
6542 instead of CPP_CPU_DEFAULT.
6543 (EXTRA_SPECS): Add entry for cpp_cpu_default.
6545 Sat Apr 18 19:06:59 1998 David Edelsohn <edelsohn@mhpcc.edu>
6547 * rs6000.md (floatsidf2_loadaddr): rs6000_fpmem_offset will be
6548 negative in a stackless frame.
6549 * rs6000.c (rs6000_stack_info): Don't include fixed-size link area
6550 in stackless frame size. Support 64-bit stackless frame size.
6551 Combine fpmem offset calculations and don't add total_size to
6552 offset if not pushing a stack frame.
6554 Sat Apr 18 15:41:16 1998 Jim Wilson <wilson@cygnus.com>
6556 * regmove.c (fixup_match_1): In three places, in flag_exceptions
6557 check, change p to q.
6559 Sat Apr 18 15:30:49 1998 Jim Wilson <wilson@cygnus.com>
6561 * gcc.c (lang_specific_driver): Add new parm type to prototype.
6562 (added_libraries): New file scope static variable.
6563 (process_command): Initialize added_libraries. Pass it to
6564 lang_specific_driver.
6565 (main): Use added_libraries in check for no input files.
6567 Sat Apr 18 01:23:11 1998 John Carr <jfc@mit.edu>
6569 * sparc.c, sparc.h, sparc.md, sol2.h: Many changes related to V9
6570 code generation. Use 64 bit instructions in 32 bit mode when
6571 possible. Use V9 return instruction. UltraSPARC optimizations.
6573 * sparc.h: Change gen_rtx (CODE to gen_rtx_CODE (.
6575 Fri Apr 17 22:38:17 1998 Jeffrey A Law (law@cygnus.com)
6577 * global.c (global_alloc): Don't pass HARD_CONST (0) to find_reg,
6578 just pass zero. That will work regardless of the size of HARD_REG_SET.
6580 * libgcc2.c (__floatdisf): Fix a couple typos.
6582 Fri Apr 17 17:28:26 1998 Jim Wilson <wilson@cygnus.com>
6584 * Makefile.in (mostlyclean): Delete *.mach and *.bp files.
6586 Fri Apr 17 16:35:35 1998 Greg McGary <gkm@gnu.org>
6588 * emit-rtl.c (gen_highpart): initialize `word' properly for pseudo.
6590 Fri Apr 17 14:30:37 1998 John Carr <jfc@mit.edu>
6592 * emit-rtl.c (operand_subword_force): If a register can not be
6593 accessed by words, copy it to a pseudo register.
6595 Fri Apr 17 14:30:37 1998 Jim Wilson <wilson@cygnus.com>
6597 * rs6000/vxppc.h (CPP_SPEC): Add support for mrelocatable*.
6599 Fri Apr 17 17:01:25 1998 Michael Meissner <meissner@cygnus.com>
6601 * tree.h (mark_seen_cases): Delete declaration.
6603 Fri Apr 17 13:32:20 1998 Jeffrey A Law (law@cygnus.com)
6605 * stmt.c (mark_seen_cases): Make static and add prototype.
6607 Fri Apr 17 11:21:43 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6609 * frame.c: Include stdlib.h and unistd.h to possibly get various
6610 function prototypes. The fixproto script guarantees these header
6611 files exist on the target system.
6612 * libgcc2.c: Likewise.
6614 * gthr-single.h (__gthread_mutex_lock, __gthread_mutex_trylock,
6615 __gthread_mutex_unlock): Add __attribute__ ((__unused__)) to the
6616 function parameters.
6617 * libgcc2.c (__udiv_w_sdiv): Likewise.
6619 Thu Apr 16 22:41:02 1998 Jeffrey A Law (law@cygnus.com)
6621 * varasm.c (asm_output_bss): Add prototype.
6622 (asm_output_aligned_bss): Likewise.
6624 * unroll.c (verify_addresses): Add prototype.
6626 * toplev.c: Add many prototypes. Too many to mention here.
6628 * stmt.c (check_seenlabel): Add prototype.
6630 * rtlanal.c (reg_set_p_1): Add prototype.
6631 (reg_set_last_1): Likewise.
6633 * reorg.c (find_dead_or_set_registers): Add prototype.
6635 * regmove (try_auto_increment): Add prototype.
6637 * reg-stack.c (pop_stack): Add prototype.
6639 * recog.c (validate_replace_rtx_1): Add prototype.
6640 (find_cosntant_term_loc): Likewise.
6642 * loop.c (regs_patch_p): Add prototype.
6643 (add_label_notes, count_nonfixed_reads): Likewise.
6644 (find_single_use_in_loop): Likewise.
6645 (express_from): Surround prototype with #ifdef.
6646 (giv_sort): Similarly.
6648 * jump.c (mark_modified_reg): Add prototype.
6650 * haifa-sched.c (is_prisky): Add prototype.
6651 (queue_to_ready): Likewise.
6653 * genextract.c (gen_insn): Add prototype.
6655 * genemit.c (max_operand_1): Add prototype.
6656 (max_operand_vec, print_code, gen_exp, gen_insn): Likewise.
6657 (gen_expand, gen_explit, output_add_clobbers): Likewise.
6658 (output_init_mov_optab): Likewise.
6660 * genattrtab.c (attr_hash_add_rtx): Add prototype.
6661 (attr_hash_add_string, write_length_unit_log): Likewise.
6663 * genattr.c (init_range): Add prototype.
6665 * combine.c (sets_function_arg_p): Add prototype.
6667 * expr.c (store_constructor_field): Add prototype.
6668 (get_memory_usage_from_modifier): Likewise
6670 * expmed.c (synth_mult): Add prototype.
6671 (choose_multiplier, invert_mod2n): Likewise.
6673 * except.c (push_eh_entry): Add prototype.
6674 (pop_eh_entry, enqueue_eh_entry, dequeu_eh_entry): Likewise.
6675 (call_get_eh_context, start_dynamic_cleanup): Likewise.
6676 (start_dynamic_handler, can_throw): Likewise.
6677 (output_exception_table_entry, scan_region): Likewise.
6678 (eh_regs, set_insn_eh_region): Likewise.
6680 * dwarfout.c (decl_class_context): Add prototype.
6681 (output_inheritance_die, type_ok_for_scope): Likewise.
6683 * c-lex.c (skip_white_space_on_line): Add prototype.
6685 * alias.c (record_set): Add prototype.
6686 (find_base_term, base_alias_check): Likewise.
6688 * function.c (assign_outer_stack_local): Make static and add prototype.
6690 * haifa-sched.c (build_control_flow): Accept raw data as inputs
6691 instead of computing it locally. Callers changed.
6692 (find_rgns): Several new arguments. Callers changed.
6693 Generally clean up and comment better. Use dominators to
6694 identify reducible loops. Convert some flag arrays to bitmaps.
6695 Convert most of the code to work on pred/succ lists instead of
6696 an edge table. Add comments for future improvements.
6697 (schedule_insns): Allocate temporary tables for flow data, call
6698 routines to compute flow data and pass it along to children as
6700 (debug_control_flow): Delete. Use dump_bb_data instead.
6702 * basic-block.h (compute_dominators): Declare.
6704 * flow.c (dump_sbitmap, dump_sbitmap_vector): New debugging
6706 * basic-block.h: Declare them.
6708 Thu Apr 16 13:45:51 1998 Jim Wilson <wilson@cygnus.com>
6710 * reg-stack.c (constrain_asm_operands): Set n_alternatives to zero if
6713 Wed Apr 15 11:33:09 1998 Alexandre Petit-Bianco <apbianco@sendai.cygnus.com>
6715 * tree.c (build_expr_wfl): Use NULL_TREE if the file name is NULL.
6716 Propagate TREE_SIDE_EFFECTS and TREE_TYPE iff the encapsulated
6717 node is non NULL. Cache last file name and file name identifier node.
6719 1998-04-15 Mark Mitchell <mmitchell@usa.net>
6721 * c-common.c (declare_hidden_char_array): Use TYPE_DOMAIN to get
6722 the length of an array, not TREE_TYPE.
6724 Wed Apr 15 15:31:34 1998 Jeffrey A Law (law@cygnus.com)
6726 * flow.c (sbitmap_union_of_successors): New function.
6727 * basic-block.h (sbitmap_union_of_successors): Declare it.
6729 Wed Apr 15 12:38:03 1998 Jim Wilson <wilson@cygnus.com>
6731 * configure.in (gnu_ld): Rename to gnu_ld_flag before main loop.
6732 Set gnu_ld to gnu_ld_flag inside main loop.
6735 Wed Apr 15 14:50:05 1998 Dave Brolley <brolley@cygnus.com>
6737 * toplev.c (compile_file): Call init_parse using new interface.
6738 (init_lex): Remove declaration.
6740 * c-lex.c (init_parse): Now returns char* containing filename.
6742 Wed Apr 15 12:37:10 1998 Jeffrey A Law (law@cygnus.com)
6744 * pa.h (LEGITIMIZE_RELOAD_ADDRESS): Do nothing if not optimizing.
6746 Wed Apr 15 12:10:18 1998 Michael Meissner <meissner@cygnus.com>
6748 * Makefile.in (gen{config,flags,codes,emit}): Link in host print-rtl.o.
6749 (gen{extract,peep,opinit,output}): Ditto.
6751 * gen{attr,codes,config,emit,output}.c (insn_attr_name): Provide a
6752 global definition so print-rtl.o can be linked in.
6753 * gen{peep,recog}.c (insn_attr_name): Ditto.
6755 Tue Apr 14 07:30:57 1998 K. Richard Pixley <rich@kyoto.noir.com>
6757 * fixincludes: discard empty C++ comments, as found in sys/time.h
6760 Wed Apr 15 10:47:21 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
6762 * config/m68k/m68k.md (adddi3, subdi3): Optimize for constant
6765 Wed Apr 15 01:21:21 1998 Jeffrey A Law (law@cygnus.com)
6767 * emit-rtl.c (operand_subword): Rework slightly to avoid
6768 bogus warning from previous change.
6770 Tue Apr 14 23:39:13 1998 Richard Henderson <rth@cygnus.com>
6772 * alpha.md: Revert Oct 27 change, as it is superceeded by Kenner's
6773 Nov 8 find_replacement change. Move decls of get_unaligned_address
6774 * alpha.h: ... here.
6776 Tue Apr 14 22:00:39 1998 John Carr <jfc@mit.edu>
6778 * function.c (assign_parms): Initialize unsignedp before passing
6779 its pointer to promote_mode.
6781 * genattrtab.c (check_attr_test): Handle MATCH_INSN like MATCH_OPERAND.
6782 (write_test_expr): Allow MATCH_INSN.
6784 Tue Apr 14 21:57:57 1998 Paul Eggert <eggert@twinsun.com>
6786 * install.texi: Update section on warnings that can be safely ignored.
6788 Tue Apr 14 14:55:16 1998 Jim Wilson <wilson@cygnus.com>
6790 * mips.md (reload_outdi): Change the scratch mode from DImode to
6791 TImode. New variable scratch, used instead of operand[2] in template.
6792 Add code for MIPS16 HILO_REGNUM case where output reg is not M16_REG_P.
6794 Tue Apr 14 16:19:03 1998 Michael Meissner <meissner@cygnus.com>
6796 * expr.c (MOVE_RATIO): Set to 3 if optimizing for space.
6798 Tue Apr 14 11:31:28 1998 Krister Walfridsson <cato@df.lth.se>
6800 * i386/bsd386.h (ASM_OUTPUT_ALIGN): Redefine.
6802 Tue Apr 14 09:02:32 1998 Jeffrey A Law (law@cygnus.com)
6804 * svr4.h (ASM_DECLARE_OBJECT_NAME): Use HOST_WIDE_INT_PRINT_DEC.
6805 (ASM_FINISH_DECLARE_OBJECT): Likewise.
6807 * Idea and part of the patch from HJ.
6808 * Makefile.in: auto-host.h renamed from auto-config.h. All references
6810 (distclean): Remove auto-build.h too.
6811 * configure.in: Rename host autoconf generated file to auto-host.h.
6812 If host != build, then run autoconf to generate auto-build.h for
6813 the build machine and include it in build_xm_files.
6814 Check for wait.h and sys/wait.h.
6816 * combine.c (simplify_rtx, case TRUNCATE): Respect value of
6817 TRULY_NOOP_TRUNCATION.
6819 Mon Apr 13 11:31:49 1998 Jason Merrill <jason@yorick.cygnus.com>
6821 * tree.h (BINFO_OFFSET_ZEROP): Use integer_zerop.
6823 Sun Apr 12 20:55:32 1998 Catherine Moore <clm@cygnus.com>
6825 * invoke.texi (ld options) Include memset requirements
6826 for options -nodstdlib and -nodefaultlibs.
6828 1998-04-12 Paul Eggert <eggert@twinsun.com>
6830 This change is from an idea suggested by Arthur David Olson.
6832 * c-common.c (decl_attributes, record_function_format,
6833 check_format_info, init_function_format_info):
6834 Add support for strftime format checking.
6835 (enum format_type): New type.
6836 (record_function_format): Now static, and takes value of type
6837 enum format_type instead of int.
6838 (time_char_table): New constant.
6839 (struct function_format_info): format_type member renamed from is_scan.
6840 (check_format_info): Use `warning' rather than sprintf followed by
6841 `warning', to avoid mishandling `%' in warnings.
6842 Change `pedwarn' to `warning', since these warnings do not necessarily
6843 mean the program does not conform to the C Standard, as the code
6844 need not be executed.
6846 * c-tree.h (record_function_format): Remove decl; no longer extern.
6848 * extend.texi: Add documentation for strftime format checking.
6850 Sun Apr 12 20:23:03 1998 Jeffrey A Law (law@cygnus.com)
6852 * mips/ecoffl.h: Do not include mips.h.
6853 * mips/elf.h: Likewise.
6855 * configure.in (mips-*-ecoff): Do not mention mips/mips.h in tm_files.
6856 * mips/ecoff.h: Include "mips/mips.h".
6858 Sat Apr 11 22:42:54 PDT 1998 Jeff Law (law@cygnus.com)
6860 * version.c: Bump for snapshot.
6862 Sat Apr 11 01:24:28 1998 Jeffrey A Law (law@cygnus.com)
6864 * cse.c (count_reg_usage): Correctly handle REG_NONNEG notes.
6865 (delete_trivially_dead_insns): Renamed from delete_dead_from_cse.
6866 * toplev.c (rest_of_compilation): Call delete_trivially_dead_insns instead of delete_dead_from_cse. Also call delete_trivially_dead_insns
6867 between loop optimization passes.
6868 * rtl.h: Updated appropriately.
6870 Fri Apr 10 22:28:32 1998 Jeffrey A Law (law@cygnus.com)
6872 Reinstall this patch from Jason.
6873 * function.c (push_function_context_to): Don't call init_emit.
6875 Fri Apr 10 13:40:20 1998 Nick Clifton <nickc@cygnus.com>
6877 * rtl.c (read_skip_spaces): Prevent infinite loops upon
6878 encountering unterminated comments.
6880 Fri Apr 10 10:43:41 1998 Jeffrey A Law (law@cygnus.com)
6882 * emit-rtl.c (operand_subword): Properly handle CONST_INTs for
6885 * configure.in: Handle --with-fast-fixincludes.
6886 (fixincludes): If --with-fast-fixincludes, then use a different
6887 fixincludes program by default.
6888 * Makefile.in (fixinc.sh): New rule.
6890 Fri Apr 10 00:36:31 1998 H.J. Lu (hjl@gnu.org)
6892 * i386.md (movqi+1): Handle invalid QI register.
6893 (movsf_push-1): Likewise.
6895 Thu Apr 9 16:53:59 1998 Nick Clifton <nickc@cygnus.com>
6897 * config/m32r/m32r.c: call_address_operand(): Only accept symbolic
6899 symbolic_memort_operand(), call32_operand(), int8_operand(),
6900 int16_operand(), uint24_operand(), reg_or_int8_operand(): Removed.
6902 uint16_operand(): Made static.
6904 Thu Apr 9 01:43:04 1998 Jeffrey A Law (law@cygnus.com)
6906 * calls.c (expand_call): Fix typo.
6908 Thu Apr 9 00:18:44 1998 Dave Brolley (brolley@cygnus.com)
6910 * c-lex.c (finput): New global.
6911 (init_parse): Always included. Handle !USE_CPPLIB using
6912 code originally in compile_file.
6913 (finish_parse): Update for CPPLIB.
6914 * toplev.c (init_parse, finish_parse): Declare.
6915 (finput): Delete variable. Now in front-ends.
6916 (compile_file): Remove code which is now handled by init_parse
6917 which is unconditionally called. Similarly for finish_parse.
6919 Wed Apr 8 23:13:50 1998 Gavin Koch <gavin@cygnus.com>
6921 * config/mips/r3900.h (ASM_OUTPUT_DEF,SUPPORTS_WEAK,
6922 ASM_WEAKEN_LABEL): Add.
6924 Wed Apr 8 18:21:30 1998 Richard Henderson <rth@cygnus.com>
6926 * alpha/crtbegin.asm, alpha/crtend.asm, alpha/t-crtb: New files.
6927 * configure.in (alpha-*-linux*): Use them.
6929 Fri Apr 3 17:02:13 1998 Alexandre Petit-Bianco <apbianco@cygnus.com>
6931 * tree.def (EXPR_WITH_FILE_LOCATION): New tree node definition.
6932 * tree.h (EXPR_WFL_{NODE,FILENAME,FILENAME_NODE,LINENO,
6933 COLNO,LINECOL,SET_LINECOL,EMIT_LINE_NOTE}): New macros.
6934 (build_expr_wfl): New prototype declaration.
6935 * tree.c (build_expr_wfl): New function, to build
6936 EXPR_WITH_FILE_LOCATION nodes.
6937 (copy_node): Don't zero TREE_CHAIN if copying a
6938 EXPR_WITH_FILE_LOCATION node.
6939 * print-tree.c (print_node): Handle EXPR_WITH_FILE_LOCATION.
6940 * expr.c (expand_expr): Handle EXPR_WITH_FILE_LOCATION.
6942 Wed Apr 8 12:51:19 1998 Jeffrey A Law (law@cygnus.com)
6944 * configure.in (v850): Use t-v850.
6945 (ix86-wrs-vxworks): Recognize 786 just like other x86 configurations.
6947 * protoize.c (creat, read, write): Do not declare.
6949 * jump.c (mark_jump_label): Record REG_LABEL notes for insns which
6950 refer to the CODE_LABEL before a dispatch table.
6952 * invoke.texi: Add ARC options.
6954 * gcc.c (proces_command): Improve error message for -o with
6957 * i386/x-cygwin32 (CLIB): Link in advapi32.
6959 * alpha.h (ASM_IDENTIFY_GCC): Define to nothing.
6960 (ASM_IDENTIFY_LANGUAGE): Likewise.
6962 * i386.md (movqi recognizer): Don't perfom byte increment into
6965 * configure.in (x86-dg-dgux): Run fixinc.dgux.
6967 * i370.h: Fix typo in GEN_INT changes.
6969 * bitmap.c (bitmap_element_allocate): Use "void" for arglist instead
6970 of an empty arglist in prototype.
6972 * Makefile.in: Remove bytecode crud that crept back in after the
6975 1998-04-08 Brendan Kehoe <brendan@cygnus.com>
6977 * c-lex.h (is_class_name): Fix arg type to be tree, not void.
6978 (make_pointer_declarator, reinit_parse_for_function): Fix typo.
6980 Wed Apr 8 06:16:45 1998 Richard Earnshaw (rearnsha@arm.com)
6982 * arm.h (LEGITIMIZE_RELOAD_ADDRESS): Define.
6984 Wed Apr 8 00:44:18 1998 Bernd Schmidt (crux@pool.informatik.rwth-aachen.de>
6986 * c-lex.c (is_class_name): Delete declaration.
6987 (whitespace_cr): Make static and add prototype.
6988 * c-lex.h (make_pointer_declarator, reinit_parse_for_function,
6989 yylex, get_directive_line): Turn declarations into prototypes.
6990 (position_after_whitespace, check_newline, yyerror,, is_class_name,
6991 forget_protocol_qualifiers, remember_protocol_qualifiers): Add
6993 * genattr.c (extend_range, write_upcase, gen_attr, write_units): Add
6995 * gencodes.c (gen_insn): Add prototype.
6996 * genconfig.c (walk_insn, gen_insn, gen_expand, gen_split,
6997 gen_peephole): Add prototypes.
6998 * genflags.c (num_operands, gen_proto, gen_nonproto, gen_insn): Add
7000 * gengenrtl.c (type_from_format, accessor_from_format, special_rtx,
7001 special_format, find_formats, gendecl, genmacro, gendef, genlegend,
7002 genheader, gencode): Add prototypes.
7003 * genopinit.c (gen_insn): Add prototype.
7004 * genoutput.c (output_prologue, output_epilogue, scan_operands,
7005 process_template, validate_insn_alternatives, gen_insn, gen_peephole,
7006 gen_expand, gen_split, n_occurrences): Add prototypes.
7007 * genpeep.c (gen_peephole): Add prototype.
7008 * loop.c (find_and_verify_loops, mark_loop_jump, prescan_loop,
7009 reg_in_basic_block_p, consec_sets_invariant_p, libcall_other_reg,
7010 labels_in_range_p, count_loop_regs_set, note_addr_stored,
7011 loop_reg_used_before_p, scan_loop, replace_call_address,
7012 skip_consec_insns, libcall_benefit, ignore_some_movables,
7013 force_movables, combine_movables, rtx_equal_for_loop_p, move_movables,
7014 strength_reduce, valid_initial_value_p, find_mem_givs, record_biv,
7015 check_final_value, record_giv, update_giv_derive, basic_induction_var,
7016 simplify_giv_expr, general_induction_var, consec_sets_giv,
7017 check_dbra_loop, express_from, combine_givs_p, combine_givs,
7018 product_cheap_p, maybe_eliminate_biv, maybe_eliminate_biv_1,
7019 last_use_this_basic_block, record_initial, update_reg_last_use,
7020 iteration_info, analyze_loop_iterations, insert_bct,
7021 instrument_loop_bct, indirect_jump_in_function_p): Turn declarations
7024 Tue Apr 7 21:48:52 1998 Jeffrey A Law (law@cygnus.com)
7026 * pa.h (LEGITIMIZE_RELOAD_ADDRESS): Define.
7028 1998-04-07 Ken Raeburn <raeburn@cygnus.com>
7030 * config/mips/mips.c (siginfo): Deleted.
7031 (override_options): Don't install SIGINFO signal handler.
7033 Tue Apr 7 11:58:04 1998 Jim Wilson <wilson@cygnus.com>
7035 * loop.c (check_dbra_loop): When normalize comparison_val, add check
7036 to verify it is non-negative.
7038 Tue Apr 7 02:01:47 1998 Richard Henderson <rth@cygnus.com>
7040 * alpha.c (alpha_expand_block_move): Correctly collect block offsets.
7041 (alpha_expand_block_clear): Likewise.
7043 Mon Apr 6 23:36:01 1998 Richard Henderson <rth@cygnus.com>
7045 * tree.h (sizetype_tab): Fix previous change for K&R.
7047 Mon Apr 6 22:23:29 PDT 1998 Jeff Law (law@cygnus.com)
7049 * version.c: Bump for snapshot.
7051 Mon Apr 6 23:16:10 1998 Richard Earnshaw (rearnsha@arm.com)
7053 * configure.in (sparc-*-solaris2*): Add xm-siglist.h to xm_file.
7054 Add USG and POSIX to xm_defines.
7056 Mon Apr 6 21:49:57 1998 Bob Manson <manson@charmed.cygnus.com>
7058 * gcc.c: Add linker spec.
7059 (link_command_spec): Use %(linker) instead of ld.
7060 (main): If collect2 is requested as the linker, see if it exists;
7061 if not, use ld instead.
7063 * Makefile.in (USE_COLLECT2): It's named collect2 now, not ld.
7065 (install-collect2): Install as collect2, not ld.
7067 * configure.in(will_use_collect2): It's named collect2 now.
7069 * collect2: Remove checks to see if we were invoked recursively.
7070 (collect_execute): Use _spawnvp under cygwin32.
7072 Mon Apr 6 17:23:41 1998 Jim Wilson <wilson@cygnus.com>
7074 * haifa-sched.c (build_control_flow): Set unreachable for block whose
7075 only predecessor is itself.
7077 Mon Apr 6 16:08:04 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7079 * c-parse.in: Include system.h, and remove stuff now made redundant.
7082 * protoize.c: Likewise. Properly check for cpp stringification.
7084 * Makefile.in (c-parse.o, cccp.o, cexp.o, protoize.o, unprotoize.o):
7087 * objc/Make-lang.in (objc-parse.o): Likewise.
7089 Mon Apr 6 14:59:58 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7091 * gansidecl.h: Check if compiler supports __attribute__. Provide
7092 definitions for ATTRIBUTE_UNUSED and ATTRIBUTE_PRINTF using
7093 __attribute__ when its available. Also provide definitions for
7094 ATTRIBUTE_PRINTF_1, ATTRIBUTE_PRINTF_2 and ATTRIBUTE_PRINTF_3 in
7095 terms of ATTRIBUTE_PRINTF.
7097 * genoutput.c (process_template): Use ATTRIBUTE_UNUSED in place
7100 Mon Apr 6 07:17:52 1998 Catherine Moore <clm@cygnus.com>
7102 * combine.c (can_combine_p): Include successor in volatile test.
7104 Mon Apr 6 14:16:33 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
7106 * sh.h (CASE_VECTOR_SHORTEN_MODE): Fix logic when to set
7109 Mon Apr 6 02:03:29 1998 Jeffrey A Law (law@cygnus.com)
7111 * objc/objc-act.c (encode_aggregate_within): Avoid GNU extensions
7112 in prototype and definition.
7114 Mon Apr 6 00:48:56 PDT 1998 Jeff Law (law@cygnus.com)
7116 * version.c: Bump for snapshot.
7118 Mon Apr 6 00:08:50 1998 Richard Henderson <rth@cygnus.com>
7120 * alpha.c (alpha_expand_block_clear): Add missing offset arg to
7121 alpha_expand_unaligned_store_words.
7123 Sun Apr 5 21:31:24 1998 John Wehle (john@feith.com)
7125 * i386.md (movsf_push, movsf_mem): Remove.
7126 (movsf_push): Rename from movsf_push_nomove and move in front of
7127 movsf. Use nonmemory_operand predicate and don't bother checking
7129 (movsf_push_memory): New pattern.
7130 (movsf): Don't bother checking for push_operand. If TARGET_MOVE and
7131 both operands refer to memory then force operand[1] into a register.
7132 (movsf_normal): Change to unnamed pattern.
7133 Likewise for movdf, movxf, and friends.
7135 Sun Apr 5 18:45:51 PDT 1998 Jeff Law (law@cygnus.com)
7137 * version.c: Bump for snapshot.
7139 Sun Apr 5 16:31:10 1998 Richard Henderson <rth@cygnus.com>
7141 * configure.in (alpha-dec-osf*): Match osf1.3 correctly.
7143 Sun Apr 5 16:53:37 1998 Don Bowman <don@pixsci.com>
7145 * configure.in (mips-wrs-vxworks): New target.
7147 Sat Apr 4 23:34:32 PST 1998 Jeff Law (law@cygnus.com)
7149 * expmed.c (synth_mult): The value -1, has no zeros, so it can
7150 never have the form ...011.
7152 * version.c: Bump for snapshot.
7154 Sat Apr 4 20:16:46 1998 Richard Henderson <rth@cygnus.com>
7156 * i386.c (asm_output_function_prefix, load_pic_register):
7157 Use ASM_GENERATE_INTERNAL_LABEL properly.
7158 (output_pic_addr_const): Recognize %X to supress any PIC sym suffix.
7159 (print_operand): Ignore it.
7160 (load_pic_register): Use it for the got load call.
7161 * i386.md (prologue_set_got, prologue_get_pc): Likewise.
7162 (prologue_get_pc_and_set_got): Likewise.
7163 * i386.h: Update print_operand docs.
7165 Sat Apr 4 19:08:37 1998 Richard Henderson <rth@cygnus.com>
7167 * i386.md (ffssi, ffshi): Rewrite as define_expands.
7168 (ffssi_1, ffshi_1): New (unspec [] 5) support patterns.
7169 * i386.c (notice_update_cc): Recognize unspec 5.
7171 Sat Apr 4 18:07:16 1998 David Mosberger-Tang (davidm@mostang.com)
7173 * alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Accept '(' for s/sv/svi.
7174 * alpha.c (print_operand): Handle it.
7175 * alpha.md (fix_truncsfdi2): Use it. Add earlyclobber pattern
7177 (fix_truncdfdi2): Likewise.
7179 Sat Apr 4 17:42:05 1998 Richard Henderson <rth@cygnus.com>
7181 * tree.h (sizetype_tab[2], sbitsizetype, ubitsizetype): Merge all
7182 of these into a single struct, with additional [us]sizetype entries.
7183 * stor-layout.c (set_sizetype): Initialize [us]sizetype.
7184 * fold-const.c (size_int_wide): Don't rely on sizetype_tab being
7187 Sat Apr 4 17:04:41 1998 Richard Henderson <rth@cygnus.com>
7189 * configure.in (alpha-*-linux-*): Undo tm_file changes from gcc2 merge.
7191 Sat Apr 4 13:50:01 1998 Richard Henderson <rth@cygnus.com>
7193 * haifa-sched.c (split_block_insns): Don't supress insn splitting
7194 on subsequent passes.
7196 * alpha.c (hard_fp_register_operand): New function.
7197 * alpha.h (PREDICATE_CODES): Add it.
7198 * alpha.md (extendsidi2): Kill bogus f<-f cvtql+cvtlq case. Add an
7199 f<-m case and accompanying define_split.
7200 (trapb): Use a unique unspec_volatile number.
7202 Sat Apr 4 13:32:08 1998 Richard Henderson <rth@cygnus.com>
7204 * configure.in (alpha-*-linux-gnu*): Undo Feb 3 change brought in
7207 Sat Apr 4 10:23:41 1998 Jeffrey A Law (law@cygnus.com)
7209 * Check in merge from gcc2. See ChangeLog.11 and ChangeLog.12
7212 * haifa-sched.c: Mirror recent changes from gcc2.
7214 Fri Apr 3 00:17:01 1998 Jeffrey A Law (law@cygnus.com)
7216 * Makefile.in (insn*.o): Depend on system.h.
7218 * pa.c (output_global_address): Initialize base.
7219 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Initialize index.
7221 1998-04-03 Mike Stump <mrs@wrs.com>
7223 * gthr.h: Support systems that don't have weak, but have threads.
7224 * configure.in (*wrs-vxworks*): Use VxWorks threads by default.
7225 * gthr-vxworks.h: New file.
7226 * objc/thr-vxworks.h: Dummy file from thr-single.c for now.
7228 Thu Apr 2 18:00:52 1998 Jim Wilson <wilson@cygnus.com>
7230 * i386.md (movqi+1): Change alternative 1 from *r/r to *r/*rn.
7232 1998-04-02 Vladimir N. Makarov <vmakarov@cygnus.com>
7234 * ginclude/va-i960.h (va_end): Change void * to void.
7236 Thu Apr 2 13:51:10 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7238 * Makefile.in (choose-temp.o): Depend on system.h.
7240 * choose-temp.c: Include system.h when IN_GCC.
7242 Thu Apr 2 02:37:07 1998 Joern Rennecke (amylaar@cygnus.co.uk)
7243 Richard Henderson <rth@cygnus.com>
7245 * reload.c (find_reloads_address): Try LEGITIMIZE_RELOAD_ADDRESS.
7246 (move_replacements): New function.
7247 * reload.h: Prototype it.
7249 * alpha.h (LEGITIMIZE_RELOAD_ADDRESS): New definition.
7251 Thu Apr 2 01:01:34 1998 Richard Henderson <rth@cygnus.com>
7253 * configure (alpha-*-linuxecoff, alpha-*-linux-gnulibc1):
7256 * emit-rtl.c (gen_lowpart_common): Skip count by HARD_REGNO_NREGS.
7257 (gen_highpart): Likewise.
7258 * final.c (alter_subreg): Allow the target to hook by-mode subreg
7259 hard register number changes.
7261 Wed Apr 1 22:26:22 1998 Jeffrey A Law (law@cygnus.com)
7263 * fold-const.c optimze_bit_field_compare): Initialize rnbitpos,
7264 rnbitsize, rnmode and rinner.
7265 (make_range): Initialize type.
7266 (fold): Initialize arg0, arg1 and varop.
7268 * function.c (instantiate_virtual_regs_1): Initialize offset, regnoi
7270 (expand_function_start): Initialize last_ptr.
7272 * stor-layout.c (layout_record): Initialize desired_align.
7273 (get_best_mode): Initialize unit.
7275 * tree.c (copy_node): Initialize length.
7277 * c-lex.c (yylex): Initialize traditional_type, ansi_type and type.
7279 * caller-save.c (insert_save_restore): Initialize pat, code and
7282 * emit-rtl.c (push_to_sequence): Initialize top.
7283 (push_topmost_sequence): Likewise.
7285 * genattrtab.c (simplify_by_exploding): Initialize defval.
7287 * profile.c (branch_prob): Initialize dest.
7289 * rtl.h (note_stores): Remove duplicate prototype.
7290 (GEN_INT): Re-instate cast of second arg to HOST_WIDE_INT.
7292 * cplus-dem.c (gnu_special): Don't get confused by .<digits>
7293 strings that are not actually lengths.
7295 * genattrtab.c: Make generated file use system.h, instead of
7296 including stdio.h, etc directly.
7297 * genextract.c, genopinit.c, genoutput.c: Likewise.
7298 * genpeep.c, genrecog.c: Likewise
7300 * genoutput.c (process_template): Mark operands in the generated
7301 function as potentially unused if compiling with GNU CC.
7303 * i386/freebsd-elf.h (CPP_PREDEFINES): Update from FreeBSD folks.
7305 * pa.md (reload peepholes): Remove unused variable "mode".
7307 Wed Apr 1 17:06:19 1998 Nick Clifton <nickc@cygnus.com>
7309 * config/arm/thumb.h: Add super interworking support.
7310 * config/arm/thumb.c: Add super interworking support.
7311 * config/arm/thumb.md: Add super interworking support.
7312 * config/arm/lib1funcs.asm: Add interworking support.
7313 * config/arm/lib1thumb.asm: Add super interworking support.
7314 * config/arm/t-semi: Add interworking support.
7315 * config/arm/t-thumb: Add interworking support.
7316 * config/arm/README-interworking: New file.
7318 Wed Apr 1 14:38:10 1998 Jim Wilson <wilson@cygnus.com>
7320 * config/mips/iris6.h (MD_EXEC_PREFIX): Set to /usr/bin/.
7321 (MD_STARTFILE_PREFIX): Unset.
7323 1998-04-01 Mark Mitchell <mmitchell@usa.net>
7325 * varasm.c (make_decl_rtl): Update the DECL_ASSEMBLER_NAME for a
7326 entity in a local scope.
7328 * fold-const.c (fold): Call truthvalue_conversion for values which
7329 are folded to boolean type.
7331 Wed Apr 1 06:09:53 1998 Jeffrey A Law (law@cygnus.com)
7333 * 1750a.md, arm.c, clipper.c, clipper.md: Use GEN_INT consistently.
7334 * convex.h, dsp16xx.c, fx80.md, gmicro.c, gmicro.md: Likewise.
7335 * i370.h, i370.md, i860.c, i860.h, i860.md, i960.c: Likewise.
7336 * i960.h, i960.md, m32r.md, m68k.md, m68kv4.h, m88k.c: Likewise.
7337 * m88k.md, ns32k.c, ns32k.md, pdp11.c, pdp11.h, pdp11.md: Likewise.
7338 * pyr.c, pyr.h, pyr.md, romp.c, romp.h, romp.md: Likewise.
7339 * rs6000.md, sparc.c, sparc.h, sparc.md, spur.c, spur.md: Likewise.
7340 * tahoe.md, vax.h, vax.md, we32k.c, we32k.h, we32k.md: Likewise.
7341 * md.texi: Likewise.
7343 Wed Apr 1 08:33:44 1998 Manfred Hollstein <manfred@s-direktnet.de>
7345 * fixincludes (limits.h): Fix nested comments in Motorola's
7346 limits.h and sys/limits.h.
7348 Tue Mar 31 16:57:33 1998 Jim Wilson <wilson@cygnus.com>
7350 * alpha.c (alpha_expand_unaligned_load): Use tgt instead of addr
7351 as dest of expand_binop call.
7353 * alpha.md (extzv): Correct check for valid operand[2] values.
7355 * profile.c (branch_prob): Add code to recognize HPPA tablejump entry
7358 * toplev.c (rest_of__compilation): Call init_recog_no_volatile at end.
7360 Mon Mar 30 13:11:05 1998 Stan Cox <scox@cygnus.com>
7362 * libgcc2.c: (__main, __do_global_dtors, __do_global_ctors):
7363 For __CYGWIN32__ use the versions in winsup/dcrt0.cc.
7365 * gcc.c, cccp.c, cpplib.c, collect2.c (GET_ENVIRONMENT): Added.
7366 cygwin32 can override this to allow both unix and win32 style PATHs.
7368 * i386/xm-cygwin32.h (GET_ENVIRONMENT): Defined to allow win32
7369 style environment paths.
7371 Mon Mar 30 14:43:20 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7373 * Makefile.in (cppalloc.o, cpperror.o, cppexp.o, cpphash.o,
7374 cpplib.o, cppmain.o, fix-header.o, gcov.o, gen-protos.o,
7375 gengenrtl.o, halfpic.o, hash.o, scan-decls.o, scan.o): Depend on
7378 * cpphash.c: Include config.h.
7379 * cppalloc.c: Include system.h. Add parameters to various
7380 function prototypes.
7381 * cpperror.c: Likewise.
7382 * cppexp.c: Likewise.
7383 * cpphash.c: Likewise.
7384 * cpplib.c: Likewise.
7385 * cppmain.c: Likewise.
7386 * fix-header.c: Likewise.
7388 * gen-protos.c: Likewise.
7389 * gengenrtl.c: Likewise.
7390 * halfpic.c: Likewise.
7392 * scan-decls.c: Likewise.
7395 Mon Mar 30 11:06:45 1998 Jim Wilson <wilson@cygnus.com>
7397 * README.gnat: Add lang_print_xnode definition.
7399 Mon Mar 30 11:12:24 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
7401 * config/m68k/m68k.c (standard_68881_constant_p): Don't use
7402 fmovecr on the 68060.
7404 Mon Mar 30 00:21:03 1998 Jeffrey A Law (law@cygnus.com)
7406 * genemit.c (DONE): Rework so that it works in the true arm if
7407 an if-else conditional.
7410 Sun Mar 29 12:45:23 1998 Jeffrey A Law (law@cygnus.com)
7412 * rs6000.c: Do not include stdioh or ctype.h anymore.
7414 * Makefile.in (c-typeck.o): Delete on expr.h, insn-codes.h and
7416 (stor-layout.o): Likewise.
7417 * c-typeck.c: Include rtl.h and expr.h.
7418 * stor-layout.c: Likewise.
7420 * cpplib.c (cpp_file_line_for_message): Delete unused parameter.
7421 All callers changed.
7422 (do_sccs): Wrap in an SCCS_DIRECTIVE ifdef.
7423 * fix-header.c (cpp_file_line_for_message): Delete unused paramter.
7424 All callers changed.
7426 * collect2.c (is_in_list): Wrap inside COLLECT_EXPORT_LIST ifdef.
7428 * local-alloc.c (reg_classes_overlap_p): Delete dead function.
7430 * tree.h (lang_print_xnode): Provide prototype.
7432 Sat Mar 28 23:50:44 PST 1998 Jeff Law (law@cygnus.com)
7434 * version.c: Bump for snapshot.
7436 Sun Mar 29 00:42:21 1998 Jeffrey A Law (law@cygnus.com)
7438 * objc/sendmsg.c (__objc_block_forward): Add braces for return
7439 value if INVISIBLE_STRUCT_RETURN.
7441 * pa.c (arith_double_operand): Fix parens.
7443 * haifa-sched.c (print_pattern): Correct arg to sprintf.
7445 * Makefile.in (libgcc1.null): Make return type for __foo void.
7447 Sat Mar 28 14:37:20 1998 Jeffrey A Law (law@cygnus.com)
7449 * pa.h: Add declarations for many functions defined in pa.c.
7451 * genpeep.c (main): Remove unused variable 'i' from the generated
7454 * genemit.c (gen_expand): Do not emit "_done" or "_fail" labels.
7455 (gen_split): Likewise.
7456 (main): Rework generated definitions of DONE and FAIL so that they
7457 no longer use gotos. Avoids warnings about unused labels.
7459 * integrate.c (copy_rtx_and_substitute): Rework to avoid need for
7460 unused "junk" variable.
7462 * genattrtab.c (write_complex_function): Add a default case in
7463 generated switch statement to keep -W -Wall quiet.
7465 Sat Mar 28 10:47:21 1998 Nick Clifton <nickc@cygnus.com>
7467 * invoke.texi: Document more ARM and Thumb command line options.
7469 * config/arm/xm-thumb.h: New file.
7471 Sat Mar 28 01:37:33 1998 Craig Burley <burley@gnu.ai.mit.edu>
7473 * stmt.c (expand_expr_stmt): Must generate code for
7474 statements within an expression (gcc's `({ ... )}')
7475 even if -fsyntax-only.
7477 Sat Mar 28 01:06:12 1998 Bernd Schmidt <crux@pool.informatik.rwth-aachen.de>
7478 Jeffrey A Law (law@cygnus.com)
7480 * basic-block.h (basic_block_computed_jump_target): Declare.
7481 * flags.h: (current_function_has_computed_jump): Declare.
7482 * flow.c: (basic_block_computed_jump_target): Define.
7483 (flow_analysis): Allocate it. Set current_function_has_computed_jump
7485 (find_basic_blocks): Set current_function_has_computed_jump and
7486 elements of basic_block_computed_jump_target to 1 as appropriate.
7487 * function.c: (current_function_has_computed_jump): Define.
7488 * global.c (global_conflicts): Don't allocate pseudos into stack regs
7489 at the start of a block that is reachable by a computed jump.
7490 * reg-stack.c (stack_reg_life_analysis): If must restart, do so
7492 (subst_stack_regs): Undo change from Sep 4 1997.
7493 (uses_reg_or_mem): Now unused, deleted.
7494 * stupid.c (stupid_life_analysis): Compute
7495 current_function_has_computed_jump.
7496 (stupid_find_reg): Don't allocate stack regs if the function has a
7498 * haifa-sched.c (is_cfg_nonregular): Delete code to determine if
7499 the current function has a computed jump. Use the global value
7502 Sat Mar 28 00:21:37 1998 Jeffrey A Law (law@cygnus.com)
7504 * i386/freebsd.h (CPP_PREDEFINES): Remove __386BSD__.
7505 (DWARF2_UNWIND_INFO): Define to zero.
7507 Fri Mar 27 16:04:49 1998 Michael Meissner <meissner@cygnus.com>
7509 * gcc.c (set_std_prefix): Add declaration.
7510 (process_command): If GCC_EXEC_PREFIX is set, remove /lib/gcc-lib/
7511 suffix, and update the standard prefix prefix.c uses.
7513 * prefix.c (std_prefix): New global to hold default prefix value.
7514 (get_key_value): Change to use std_prefix instead of PREFIX.
7515 (translate_name): Ditto.
7516 (update_path): Ditto.
7517 (get_key_value): Release allocated scratch storage.
7518 (set_std_prefix): New function to reset the standard prefix.
7520 Fri Mar 27 18:08:21 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
7522 * sh.c (find_barrier): Fix calculations for alignment increase.
7524 Fri Mar 27 08:56:52 1998 Manfred Hollstein <manfred@s-direktnet.de>
7526 * Makefile.in (stmp-fixinc): If we're actually fixing include
7527 files, copy gcc's assert.h into the fixed include dir.
7528 * fixincludes (assert.h): Avoid any attempts to fix a probably
7529 broken system specific assert.h file.
7530 * fixproto (stdlib.h): Make sure, it'll contain a definition of
7533 Fri Mar 27 00:49:46 1998 Jeffrey A Law (law@cygnus.com)
7535 * regclass.c (reg_scan_mark_refs): Be more selective about
7536 when we mark a register with REGNO_POINTER_FLAG.
7538 Thu Mar 26 23:00:11 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
7540 reload inheritance improvement:
7541 * reload1.c (reg_reloaded_contents, reg_reloaded_insn):
7542 Change meaning: index is now hard reg number.
7543 (reg_reloaded_valid, reg_reloaded_dead): New variables.
7544 (reload_spill_index): Content is now a hard reg number.
7545 (reload_as_needed): Change to fit new variable meaning.
7546 (forget_old_reloads_1, allocate_reload_reg): Likewise.
7547 (choose_reload_regs, emit_reload_insns): Likewise.
7549 Thu Mar 26 18:34:13 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
7551 * regclass.c (record_reg_classes): '?' increases cost by two.
7553 * reload.c (find_reloads): Double previous costs. Output
7554 reloads cost one unit extra.
7556 * reload1.c (eliminate_regs): Delete LOAD_EXTENDED_OP code that
7557 boiled down to && ! 0.
7559 * reload.c (find_equiv_reg): Also consider a goal offset from the
7560 frame pointer to be constant.
7562 Thu Mar 26 17:34:46 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
7564 * sh.h (OPTIMIZATION_OPTIONS): Define.
7566 Thu Mar 26 00:19:47 1998 Richard Henderson <rth@cygnus.com>
7568 * combine.c (make_compound_operation): Simplify (subreg (*_extend) 0).
7570 Wed Mar 25 23:53:11 1998 Jeffrey A Law (law@cygnus.com)
7572 * pa.c (pa_adjust_cost): Avoid redundant calls to get_attr_type.
7574 Wed Mar 25 13:40:48 1998 Jim Wilson <wilson@cygnus.com>
7576 * c-common.c (check_format_info): Initialize type, is_type. New local
7577 integral_format. Don't warn for 'L' when pedantic. Do warn for 'L'
7578 when pedantic if used with integral format specifier.
7580 Wed Mar 25 16:09:01 1998 Michael Meissner <meissner@cygnus.com>
7582 * rs6000.h (FUNCTION_ARG_PADDING): Cast result to be enum
7584 (function_arg_padding): Declare.
7586 * rs6000.c: Include system.h.
7587 (function_arg_padding): Change return type to int, cast enum's to
7590 (From Kaveh R. Ghazi <ghazi@caip.rutgers.edu>)
7591 * collect2.c (scan_prog_file): Add explicit braces to avoid
7594 * dbxout.c (dbxout_type_fields): Add braces around empty body in
7596 (dbxout_type): Likewise.
7598 * rs6000.c (rs6000_override_options): Change type of `i', `j' and
7599 `ptt_size' from int to size_t.
7600 (rs6000_file_start): Likewise for `i'.
7601 (rs6000_replace_regno): Add default case in enumeration switch.
7602 (output_epilog): Remove unused variable `i'.
7603 (rs6000_longcall_ref): Remove unused variables `len', `p', `reg1'
7606 * rs6000.h (ADDITIONAL_REGISTER_NAMES): Add missing braces around
7608 (get_issue_rate, non_logical_cint_operand): Add prototype.
7609 (rs6000_output_load_toc_table): Ditto.
7611 * rs6000.md (udivmodsi4): Add explicit braces to avoid ambiguous
7614 Wed Mar 25 10:05:19 1998 Nick Clifton <nickc@cygnus.com>
7616 * config/arm/thumb.c: New File. Support for ARM's Thumb
7618 * config/arm/thumb.h: New File. Thumb definitions.
7619 * config/arm/thumb.md: New File. Thumb machine description.
7620 * config/arm/tcoff.h: New File. Thumb COFF support.
7621 * config/arm/t-thumb: New File. Thumb makefile fragment.
7622 * config/arm/lib1thumb.asm: New File. Thumb libgcc support functions.
7624 * configure.in: Add Thumb-coff target.
7625 * configure: Add Thumb-coff target.
7626 * config.sub: Add Thumb-coff target.
7628 Wed Mar 25 10:30:32 1998 Jim Wilson <wilson@cygnus.com>
7630 * loop.c (scan_loop): Initialize move_insn_first to zero.
7632 Wed Mar 25 01:06:49 1998 Joel Sherrill (joel@OARcorp.com)
7634 * config/i386/go32-rtems.h: Defined TARGET_MEM_FUNCTIONS.
7635 * config/i386/rtems.h: Likewise.
7636 * config/i960/rtems.h: Likewise.
7637 * config/m68k/rtems.h: Likewise.
7638 * config/mips/rtems64.h: Likewise.
7639 * config/pa/rtems.h: Likewise.
7640 * config/rs6000/rtems.h: Likewise.
7641 * config/sh/rtems.h: Likewise.
7642 * config/sparc/rtems.h: Likewise.
7644 Wed Mar 25 00:57:26 1998 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7646 * pa.c (emit_move_sequence): If in reload, call find_replacement.
7648 Tue Mar 24 10:44:11 1998 Nick Clifton <nickc@cygnus.com>
7650 * Makefile.in (gcov$(exeext)): Support .exe extension to gcov.
7652 * collect2.c (find_a_file): Add debugging.
7653 (find_a_file): Test for win32 style absolute paths if
7654 DIR_SERPARATOR is defined.
7655 (prefix_from_string): Add debugging.
7656 (main): Test for debug command line switch at start of program
7658 (main): Use GET_ENVIRONMENT rather than getenv().
7659 (prefix_from_env): Use GET_ENVIRONMENT.
7661 1998-03-24 Mark Mitchell <mmitchell@usa.net>
7663 * cplus-dem.c (optable): Add sizeof.
7664 (demangle_template_value_parm): New function containing code
7665 previously found in demangle_template.
7666 (demangle_integral_value): New function which handles complicated
7667 integral expressions.
7668 (demangle_template): Use them.
7670 Tue Mar 24 12:13:18 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7672 * Makefile.in (genconfig.o, genflags.o, gencodes.o, genemit.o,
7673 genopinit.o, genrecog.o, genextract.o, genpeep.o, genattr.o,
7674 genattrtab.o, genoutput.o): Depend on system.h.
7676 * genattr.c: Include system.h. Add arguments to various function
7677 prototypes. Remove redundant prototype of read_rtx().
7678 * genattrtab.c: Likewise.
7679 * gencodes.c: Likewise.
7680 * genconfig.c: Likewise.
7681 * genemit.c: Likewise.
7682 * genextract.c: Likewise.
7683 * genflags.c: Likewise.
7684 * genopinit.c: Likewise.
7685 * genoutput.c: Likewise.
7686 * genpeep.c: Likewise.
7687 * genrecog.c: Likewise.
7689 1998-03-24 Martin von Loewis <loewis@informatik.hu-berlin.de>
7691 * c-lang.c (lang_print_xnode): New function.
7692 * objc/objc-act.c (lang_print_xnode): Likewise.
7693 * print-tree.c (print_node): Call it
7695 Mon Mar 23 23:59:11 1998 H.J. Lu (hjl@gnu.org)
7697 * c-parse.in: Recognize protocol qualifiers in class
7698 definitions for objc.
7700 (yyerror): Remove redundant decl.
7701 (yyprint): Fix prototype.
7703 Mon Mar 23 23:49:47 1998 Jeffrey A Law (law@cygnus.com)
7705 * cse.c (rtx_cost): Only call CONST_COSTS if it is defined.
7707 * stmt.c (unroll_block_trees): Free block_vector if needed.
7709 Mon Mar 23 23:26:42 1998 Philippe De Muyter <phdm@macqel.be>
7711 * m68k/m68k.md (zero_extendqidi2, zero_extendhidi2): New patterns.
7712 (zero_extendsidi2): Avoid useless copy.
7713 (iordi_zext): New pattern.
7714 (iorsi_zexthi_ashl16): Pattern reworked to avoid "0" constraint for
7716 (iorsi_zext): New name for old unnamed pattern; indentation fixes.
7718 * m68k/m68k.md (ashldi_const): Allow shift count in range ]32,63].
7719 (ashldi3): Allow constant shift count in range ]32,63].
7720 (ashrdi_const, ashrid3, lshrdi_const, lshrdi3): Likewise.
7722 1998-03-22 Mark Mitchell <mmitchell@usa.net>
7724 * tree.h (IS_EXPR_CODE_CLASS): New macro.
7726 Mon Mar 23 23:18:48 1998 Jeffrey A Law (law@cygnus.com)
7728 * h8300.h (CONST_COSTS): Remove definition.
7729 (DEFAULT_RTX_COSTS): Define.
7731 Mon Mar 23 22:58:22 1998 Joel Sherrill (joel@OARcorp.com)
7733 * config/sh/rtems.h: Switched from ELF to COFF.
7735 Mon Mar 23 14:14:20 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
7737 * freebsd.h (ASM_OUTPUT_ALIGN): Redefine.
7739 Sat Mar 21 23:52:56 PST 1998 Jeff Law (law@cygnus.com)
7741 * version.c: Bump for snapshot.
7743 Sun Mar 22 00:50:42 1998 Nick Clifton <nickc@cygnus.com>
7744 Geoff Noer <noer@cygnus.com>
7746 * Makefile.in: Various fixes for building cygwin32 native toolchains.
7748 * objc/Makefile.in: Various fixes for building cygwin32 native toolchains.
7749 * objc/Make-lang.in: Likewise.
7751 * config/i386/xm-cygwin32.h (PATH_SEPARATOR): Set to a semi-colon.
7753 Sun Mar 22 00:21:46 1998 R. Ganesan <rganesan@novell.com>
7755 * configure.in: Handle with-PACKAGE=no correctly
7757 Fri Mar 20 17:36:23 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7759 * Makefile.in (alias.o, bitmap.o, c-aux-info.o, c-common.o,
7760 c-decl.o, c-iterate.o, c-lang.o, c-lex.o, c-pragma.o, c-typeck.o,
7761 caller-save.o, calls.o, collect2.o, combine.o, cse.o, dbxout.o,
7762 dwarf2out.o, dwarfout.o, emit-rtl.o, except.o, explow.o, expmed.o,
7763 expr.o, final.o, flow.o, function.o, getpwd.o, global.o,
7764 integrate.o, jump.o, local-alloc.o, loop.o, optabs.o, pexecute.o,
7765 prefix.o, print-rtl.o, print-tree.o, profile.o, real.o, recog.o,
7766 reg-stack.o, regclass.o, regmove.o, reload.o, reload1.o, reorg.o,
7767 rtl.o, rtlanal.o, sdbout.o, stmt.o, stor-layout.o, stupid.o,
7768 tlink.o, toplev.o, tree.o, unroll.o, varasm.o, xcoffout.o): Depend
7771 * alias.c, bitmap.c, c-aux-info.c, c-common.c, c-decl.c,
7772 c-iterate.c, c-lang.c, c-lex.c, c-pragma.c, c-typeck.c,
7773 caller-save.c, calls.c, collect2.c, combine.c, cse.c, dbxout.c,
7774 dwarf2out.c, dwarfout.c, emit-rtl.c, except.c, explow.c, expmed.c,
7775 expr.c, final.c, flow.c, function.c, gcc.c, getpwd.c, global.c,
7776 integrate.c, jump.c, local-alloc.c, loop.c, optabs.c, pexecute.c,
7777 prefix.c, print-rtl.c, print-tree.c, profile.c, real.c, recog.c,
7778 reg-stack.c, regclass.c, regmove.c, reload.c, reload1.c, reorg.c,
7779 rtl.c, rtlanal.c, sched.c, sdbout.c, stmt.c, stor-layout.c,
7780 stupid.c, tlink.c, toplev.c, tree.c, unroll.c, varasm.c,
7781 xcoffout.c: Include system.h. Organize include ordering so
7782 that stdarg/varargs comes before other system headers. Remove
7783 spurious casts of functions assured of a prototype in system.h.
7785 Fri Mar 20 11:19:40 1998 Stan Cox <scox@equinox.cygnus.com>
7787 * reg-stack.c (pop_stack): Define. Pops any register on the
7788 regstack and adjusts regstack.
7789 (compare_for_stack_reg): Use pop_stack.
7791 Thu Mar 19 23:51:01 1998 Jeffrey A Law (law@cygnus.com)
7793 * configure.in (hppa1.0-hp-hpux10): Handle threads for this
7796 Thu Mar 19 20:30:31 1998 Philippe De Muyter <phdm@macqel.be>
7798 * libgcc2.c (exit): Do not call __bb_exit_func if HAVE_ATEXIT.
7800 * fold-const.c (fold): Replace sign-extension of a zero extended
7801 value by a single zero extension.
7803 Thu Mar 19 00:58:07 1998 Jason Merrill <jason@yorick.cygnus.com>
7805 * except.c (init_eh): Do nothing.
7806 (save_eh_status): Call init_eh_for_function, not init_eh.
7807 * function.c (push_function_context_to): Don't call init_emit.
7809 Thu Mar 19 13:39:52 1998 Michael Meissner <meissner@cygnus.com>
7811 * rs6000/sysv4.h (RELATIVE_PREFIX_NOT_LINKDIR): Undef for System V
7814 Thu Mar 19 10:10:36 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7816 * final.c (shorten_branches): Add parentheses around +/- in
7819 * flow.c (life_analysis): Wrap variable `i' in macro ELIMINABLE_REGS.
7821 Thu Mar 19 09:15:17 1998 Manfred Hollstein <manfred@s-direktnet.de>
7823 * regclass.c (memory_move_secondary_cost): Wrap uses of
7824 SECONDARY_INPUT_RELOAD_CLASS and SECONDARY_OUTPUT_RELOAD_CLASS
7827 Thu Mar 19 09:06:35 1998 Manfred Hollstein <manfred@s-direktnet.de>
7829 * config/m68k/m68k.md (addqi3): Fix typo gen_INT vs. GEN_INT.
7831 * flow.c (life_analysis): #include <sys/types.h> to make sure
7833 * cplus-dem.c (demangle_function_name): Likewise.
7835 Thu Mar 19 09:00:01 1998 Manfred Hollstein <manfred@s-direktnet.de>
7837 * final.c (insn_noperands): Change type to unsigned int.
7838 (final_scan_insn): Likewise for noperands;
7839 properly check operand number boundaries.
7841 Wed Mar 18 16:20:30 1998 Richard Henderson <rth@cygnus.com>
7843 * alpha.md (extzv): Don't reject register operands. Fix
7846 Wed Mar 18 16:14:23 1998 Richard Henderson <rth@cygnus.com>
7848 * dbxout.c (dbxout_function_end): Fix last change. The correct
7849 predicate is ASM_OUTPUT_SECTION_NAME.
7851 Wed Mar 18 12:43:20 1998 Jim Wilson <wilson@cygnus.com>
7853 * sh.md (ashlsi_c-1): Delete 3rd argument to gen_ashlsi_c.
7854 (ashlsi): Use match_dup 1 instead of match_operand 2.
7856 Wed Mar 18 13:46:07 1998 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7858 * fold-const.c (operand_equal_for_comparison_p): See if equal
7859 when nop conversions are removed.
7861 Wed Mar 18 13:42:01 1998 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7863 * expr.c (expand_expr, case COND_EXPR): If have conditional move,
7864 don't use ORIGINAL_TARGET unless REG.
7866 Wed Mar 18 16:53:19 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
7868 * netbsd.h (ASM_OUTPUT_ALIGN): Redefine.
7870 Wed Mar 18 12:43:20 1998 Jim Wilson <wilson@cygnus.com>
7872 * loop.c (struct movable): New field move_insn_first.
7873 (scan_loop): In consec sets code, set it. Clear it otherwise.
7874 (move_movables): In consec sets code, use it. Copy REG_NOTES from
7875 p to i1 only if i1 does not have REG_NOTES. Delete obsolete ifdefed
7878 Wed Mar 18 09:52:56 1998 Richard Henderson <rth@cygnus.com>
7880 * rtl.c (read_rtx): Fall back on homebrew atoll if HOST_WIDE_INT
7881 is large, and the system doesn't provide atoll or atoq.
7884 * alpha/xm-vms.h (HAVE_ATOLL): Define.
7885 Reported by Klaus Kaempf <kkaempf@progis.de>.
7887 Wed Mar 18 09:56:26 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7889 * c-lang.c (finish_file): Wrap variable `void_list_node' with macro
7890 test !ASM_OUTPUT_CONSTRUCTOR || !ASM_OUTPUT_DESTRUCTOR.
7892 * calls.c (emit_call_1): Wrap variable `already_popped' with macro
7893 test !ACCUMULATE_OUTGOING_ARGS.
7895 * collect2.c (write_c_file_glob): Wrap function definition in
7896 macro test !LD_INIT_SWITCH.
7898 * combine.c (try_combine): Wrap variables `cc_use' and
7899 `compare_mode' in macro test EXTRA_CC_MODES.
7901 * cpplib.c (do_ident): Remove unused variable `len'.
7902 (skip_if_group): Remove unused variables `at_beg_of_line' and
7904 (cpp_get_token): Remove unused variable `dummy'.
7906 * dbxout.c (scope_labelno): Move static variable definition inside
7907 the one function scope where it is used.
7908 (dbxout_function_end): Wrap prototype and definition in
7909 macro test !NO_DBX_FUNCTION_END.
7911 * dwarf2out.c (add_subscript_info): Wrap variable `dimension_number'
7912 in macro test !MIPS_DEBUGGING_INFO.
7914 * expr.c (expand_builtin_setjmp): Move declaration of variable `i'
7915 into the scope where it is used. Wrap empty else-statement body
7918 * fix-header.c: Fix typo in comment.
7919 (inf_skip_spaces): Cast results of INF_UNGET to (void).
7920 (check_protection, main): Likewise.
7922 * flow.c (find_basic_blocks_1): Remove dangling comment text.
7924 * function.c (contains): Wrap prototype and definition in macro
7925 test HAVE_prologue || HAVE_epilogue.
7926 (fixup_var_refs_1): Remove unused variable `width'.
7928 * gen-protos.c (main): Remove unused variable `optr'.
7930 * haifa-sched.c (debug_control_flow): Remove unused variable `j'.
7932 * libgcc2.c (__udiv_w_sdiv): Provide dummy return value of 0.
7933 (__sjpopnthrow): Remove unused variable `jmpbuf'.
7934 (__throw): Remove unused variable `val'.
7936 * protoize.c: Check for a previously existing definition before
7937 defining *_OK macros.
7939 * scan-decls.c (scan_decls): Remove unused variable `old_written'.
7941 Tue Mar 17 00:45:48 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
7943 * vax.h (ADDR_VEC_ALIGN): Define.
7945 Mon Mar 16 15:57:17 1998 Michael Meissner <meissner@cygnus.com>
7947 * gcc.c (default_arg): Don't wander off the end of allocated
7950 (From Geoffrey Keating <geoffk@ozemail.com.au>)
7951 * rs6000.c (small_data_operand): Ensure that any address
7952 referenced relative to the small data area is inside the SDA.
7954 Mon Mar 16 12:55:15 1998 Jim Wilson <wilson@cygnus.com>
7956 * config/m68k/netbsd.h (ASM_SPEC): Add %{m68060}.
7958 Mon Mar 16 15:50:20 EST 1998 Andrew MacLeod <amacleod@cygnus.com>
7960 * except.h (in_same_eh_region): New prototype.
7961 (free_insn_eh_region, init_insn_eh_region): New prototypes.
7962 * except.c (insn_eh_region, maximum_uid): New static variables.
7963 (set_insn_eh_region): New static function to set region numbers.
7964 (free_insn_eh_region): New function to free EH region table.
7965 (init_insn_eh_region): New function to initialize EH region table.
7966 (in_same_eh_region): New function used to determine if two rtl
7967 instructions are in the same exception region or not.
7968 * final.c (final): Initialize the table indicating which instructions
7969 belong in which exception region.
7970 * genpeep.c (main): Add "except.h" to include file list in generated
7972 * config/sparc/sparc.md: Add calls to 'in_same_eh_region' in 4
7973 peepholes involving calls and unconditional branches.
7975 Mon Mar 16 11:16:50 1998 Jim Wilson <wilson@cygnus.com>
7977 * README.gnat: New file.
7979 Mon Mar 16 11:14:20 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
7981 * config/m68k/m68k.c: Include <stdlib.h> for atoi. Include
7982 "recog.h" for offsettable_memref_p.
7983 (legitimize_pic_address): Remove unused variable `offset'.
7984 (notice_update_cc): Change return type to void. Add default label
7986 (standard_68881_constant_p): Remove unused variable mode.
7987 (print_operand): Define local variable i only if SUPPORT_SUN_FPA.
7988 (const_int_cost): Explicitly declare as returning int.
7989 (output_dbcc_and_branch): Change return type to void.
7991 * config/m68k/linux.h, config/m68k/m68k.md, config/m68k/m68k.c,
7992 config/m68k/m68k.h: Replace gen_rtx (XXX, ...) with gen_rtx_XXX
7993 (...). Use GEN_INT instead of gen_rtx_CONST_INT.
7995 Sun Mar 15 22:30:44 PST 1998 Jeff Law (law@cygnus.com)
7997 * version.c: Bump for snapshot.
7999 Fri Mar 13 11:30:12 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
8001 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Fix logic in range
8002 check for 'M' constraint.
8004 Thu Mar 12 14:47:14 1998 Jim Wilson <wilson@cygnus.com>
8006 * cccp.c (create_definition): If pedantic, call pedwarn for macro
8009 Thu Mar 12 13:43:25 1998 Bernd Schmidt <crux@Pool.Informatik.RWTH-Aachen.DE>
8011 * i386.c (ix86_logical_operator): New function.
8012 (split_di): Ensure that when a MEM is split, the resulting MEMs have
8014 * i386.md (anddi3, xordi3, iordi3): New patterns. Add a define_split
8017 Thu Mar 12 15:13:16 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8018 Richard Earnshaw <rearnsha@arm.com>
8019 Nick Clifton <nickc@cygnus.com>
8021 * tm.texi (DEFAULT_RTX_COSTS): Document new macro.
8023 * arm.h (DEFAULT_RTX_COSTS): Define instead of RTX_COSTS.
8025 * cse.c (rtx_cost): Provide a default case in an enumeration
8026 switch, and call DEFAULT_RTX_COSTS if it's defined.
8028 Thu Mar 12 10:02:38 1998 Manfred Hollstein <manfred@s-direktnet.de>
8030 * basic-block.h (compute_preds_succs): Change return type in
8032 * flow.c (compute_preds_succs): Likewise in function definition.
8034 * regmove.c (find_matches): Cast char used as array index to unsigned char
8037 Thu Mar 12 09:39:40 1998 Manfred Hollstein <manfred@s-direktnet.de>
8039 * i386.h (RTX_COSTS): Insert braces around nested if.
8040 (ADDITIONAL_REGISTER_NAMES): Insert braces around structured
8043 * gcc.c (default_compilers): Properly put brackets around array elements in
8046 * getopt.c (_getopt_internal): Add explicit braces around nested if;
8049 * reg-stack.c (record_asm_reg_life): Add explicit braces around nested if's.
8050 (record_reg_life_pat): Add explicit parens around && and || in expression.
8051 (stack_reg_life_analysis): Add parens around assignment used as expression.
8052 (convert_regs): Likewise.
8054 Thu Mar 12 09:25:29 1998 Manfred Hollstein <manfred@s-direktnet.de>
8056 * bitmap.c (bitmap_element_allocate): Remove unused parameter;
8057 change callers accordingly.
8059 * cplus-dem.c (arm_special): Remove unused parameter work in prototype
8060 and definition; change all callers accordingly.
8062 * except.c (init_eh): Avoid assignment of unused return value of
8063 build_pointer_type; cast it to void, instead, and remove unused
8066 * gcc.c (lang_specific_driver): Define prototype only #ifdef
8067 LANG_SPECIFIC_DRIVER.
8068 (temp_names): Define only #ifdef MKTEMP_EACH_FILE.
8070 * genoutput.c (output_epilogue): Initialize next_name to 0.
8072 * real.c (efrexp): #if 0 prototype and function definition.
8073 (eremain): Likewise.
8080 * reload.c (push_secondary_reload): Define prototype only
8081 #ifdef HAVE_SECONDARY_RELOADS.
8083 * varasm.c (assemble_static_space): Define rounded only
8084 #ifndef ASM_OUTPUT_ALIGNED_LOCAL.
8086 Thu Mar 12 09:11:35 1998 Manfred Hollstein <manfred@s-direktnet.de>
8088 * i386.md (andsi): Add default case in enumeration switch.
8093 Thu Mar 12 08:37:02 1998 Manfred Hollstein <manfred@s-direktnet.de>
8095 * c-decl (finish_struct): Change type of min_align to unsigned.
8097 * cplus-dem.c (demangle_function_name): Change type of variable i to size_t;
8098 remove unused variable len.
8100 * dwarf2out.c (reg_save): Add explicit cast of -1 to unsigned and a
8101 comment indicating this is proper behaviour.
8102 (reg_loc_descriptor): Remove redundant comparison of unsigned variable
8104 (based_loc_descr): Likewise.
8106 * enquire.c (bitpattern): Change type of variable i to unsigned.
8108 * final.c (output_asm_insn): Don't cast insn_noperands to unsigned.
8110 * flow.c (life_analysis): Change type of variable i to size_t;
8111 remove unused variable insn.
8113 * gcc.c (translate_options): Change type of variables optlen, arglen and
8115 (input_filename_length): Change type to size_t.
8116 (do_spec_1): Change type of variable bufsize to size_t.
8117 (main): Change type of variables i and j to size_t;
8118 remove subblock local definition of variable i.
8119 (lookup_compiler): Change type of second argument to size_t;
8120 change type of variable i to size_t.
8122 * genemit.c (output_init_mov_optab): Change type of variable i to size_t.
8124 * genopinit.c (get_insn): Change type of variable pindex to size_t.
8126 * genrecog.c (add_to_sequence): Change type of variable i to size_t.
8128 * global.c (global_alloc): Change type of variable i to size_t.
8130 * regclass.c (init_reg_sets): Change type of variables i and j to unsigned.
8132 * stmt.c (expand_end_bindings): Change type of variable i to size_t.
8133 (expand_end_case): Change type of variable count to size_t.
8135 * toplev.c (main): Change type of variable j to size_t.
8136 (set_target_switch): Change type of variable j to size_t.
8137 (print_switch_values): Change type of variable j to size_t;
8138 remove unused variable flags.
8140 * varasm.c (assemble_variable): Change type of variable align to size_t.
8141 (const_hash_rtx): Change type of variable i to size_t.
8143 1998-03-11 Mark Mitchell <mmitchell@usa.net>
8145 * dbxout.c (dbxout_type_methods): Only treat TYPE_METHODS as a
8146 TREE_VEC if that's what it really is.
8148 Wed Mar 11 15:16:01 1998 Michael Meissner <meissner@cygnus.com>
8150 * {haifa-,}sched.c (rank_for_schedule): Only take void * arguments
8153 Wed Mar 11 12:05:20 1998 Teemu Torma <tot@trema.com>
8155 * gthr.h: Changed the comment about return values.
8156 * gthr-solaris.h (__gthread_once): Do not use errno; return the
8157 error number instead of -1.
8158 (__gthread_key_create): Any non-zero return value is an error.
8159 * libgcc2.c (eh_context_initialize): Check for non-zero return
8160 value from __gthread_once.
8161 Check that the value of get_eh_context was really changed.
8163 Wed Mar 11 18:26:25 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
8165 * sh.h (LOOP_ALIGN): Only align when optimizing.
8166 * sh.c (find_barrier): Clear inc for CODE_LABELs.
8167 When not optimizing, calculate alignment for BARRIERs directly.
8169 Wed Mar 11 15:07:18 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
8171 * final.c (shorten_branches): Remove conditionalizing on
8172 SHORTEN_WITH_ADJUST_INSN_LENGTH
8173 * sh.h, pa.h (SHORTEN_WITH_ADJUST_INSN_LENGTH): Remove.
8175 Wed Mar 11 02:37:41 1998 Jeffrey A Law (law@cygnus.com)
8177 * flow.c (find_basic_blocks_1): Keep the cfg accurate when removing
8178 an unconditional jump around deleted blocks.
8180 Mon Mar 9 12:02:23 1998 Jim Wilson <wilson@cygnus.com>
8182 * profile.c (branch_prob): If see computed goto, call fatal instead of
8185 * config/mips/sni-svr4.h (CPP_PREDEFINE): Add -DSNI and -Dsinix.
8187 * configure.in (alpha-dec-osf): Add default case for osf* to switch.
8188 Patch from Bruno Haible.
8190 * function.c (put_reg_into_stack): Copy MEM_IN_STRUCT_P from new.
8191 (assign_parms): Set aggregate if hide_last_arg and last_named.
8193 Mon Mar 9 19:57:56 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
8195 * final.c (shorten_branches): Initialize insn_addresses.
8197 Mon Mar 9 14:10:23 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
8199 * sh.h (MUST_PASS_IN_STACK): Define.
8201 Sun Mar 8 13:01:56 1998 Jeffrey A Law (law@cygnus.com)
8203 * final.c (shorten_branches): Fix minor logic error in
8204 ADDR_DIFF_VEC shortening support.
8206 Sun Mar 8 02:17:42 PST 1998 Jeff Law (law@cygnus.com)
8208 * version.c: Bump for snapshot.
8210 Sat Mar 7 00:54:15 1998 Jeffrey A Law (law@cygnus.com)
8212 * haifa-sched.c (is_cfg_nonregular): Change return type to
8213 an int. No longer compute "estimated" number of edges. Use
8214 computed_jump_p instead of duplicating the code. Fixup/add
8216 (build_control_flow): Returns a value indicating an irregularity
8217 in the cfg was detected. Count the number of edges in the cfg.
8218 allocate various edge tables.
8219 (find_rgns): No longer look for unreachable blocks.
8220 (schedule_insns): Do not allocate memory for edge tables here.
8221 Free memory for edge tables before returning. Do not perform
8222 cross block scheduling if build_control_flow returns nonzero.
8223 * flow.c (compute_preds_succs): More accurately determine when
8226 * basic-block.h (free_basic_block_vargs): Provide prototype.
8228 * cccp.c (main): Fix dumb mistakes in last change.
8230 Fri Mar 6 21:28:45 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
8232 * rtl.h (addr_diff_vec_flags): New typedef.
8233 (union rtunion_def): New member rt_addr_diff_vec_flags.
8234 (ADDR_DIFF_VEC_FLAGS): New macro.
8236 * sh.c (output_branch): Fix offset overflow problems.
8238 * final.c (shorten_branches): Implement CASE_VECTOR_SHORTEN_MODE.
8239 (final_scan_insn): New argument BODY for ASM_OUTPUT_ADDR_DIFF_ELT.
8240 * rtl.def (ADDR_DIFF_VEC): Three new fields (min, max and flags).
8241 * stmt.c (expand_end_case): Supply new arguments to
8242 gen_rtx_ADDR_DIFF_VEC.
8243 * 1750a.h (ASM_OUTPUT_ADDR_DIFF_ELT): New argument BODY.
8244 * alpha.h, arc.h, clipper.h, convex.h : Likewise.
8245 * dsp16xx.h, elxsi.h, fx80.h, gmicro.h, h8300.h : Likewise.
8246 * i370.h, i386.h, i860.h, i960.h, m32r.h, m68k.h, m88k.h : Likewise.
8247 * mips.h, mn10200.h, mn10300.h, ns32k.h, pa.h, pyr.h : Likewise.
8248 * rs6000.h, sh.h, sparc.h, spur.h, tahoe.h, v850.h : Likewise.
8249 * vax.h, we32k.h, alpha/vms.h, arm/aof.h, arm/aout.h : Likewise.
8250 * i386/386bsd.h, i386/freebsd-elf.h : Likewise.
8251 * i386/freebsd.h, i386/linux.h : Likewise.
8252 * i386/netbsd.h, i386/osfrose.h, i386/ptx4-i.h, i386/sco5.h : Likewise.
8253 * i386/sysv4.h, m68k/3b1.h, m68k/dpx2.h, m68k/hp320.h : Likewise.
8254 * m68k/mot3300.h, m68k/sgs.h : Likewise.
8255 * m68k/tower-as.h, ns32k/encore.h, sparc/pbd.h : Likewise.
8256 * sh.h (INSN_ALIGN, INSN_LENGTH_ALIGNMENT): Define.
8257 (CASE_VECTOR_SHORTEN_MODE): Define.
8258 (short_cbranch_p, align_length, addr_diff_vec_adjust): Don't declare.
8259 (med_branch_p, braf_branch_p): Don't declare.
8260 (mdep_reorg_phase, barrier_align): Declare.
8261 (ADJUST_INSN_LENGTH): Remove alignment handling.
8262 * sh.c (uid_align, uid_align_max): Deleted.
8263 (max_uid_before_fixup_addr_diff_vecs, branch_offset): Deleted.
8264 (short_cbranch_p, med_branch_p, braf_branch_p, align_length): Deleted.
8265 (cache_align_p, fixup_aligns, addr_diff_vec_adjust): Deleted.
8266 (output_far_jump): Don't use braf_branch_p.
8267 (output_branchy_insn): Don't use branch_offset.
8268 (find_barrier): Remove checks for max_uid_before_fixup_addr_diff_vecs.
8269 Remove paired barrier stuff.
8270 Don't use cache_align_p.
8271 Take alignment insns into account.
8272 (fixup_addr_diff_vecs): Reduce to only fixing up the base label of
8274 (barrier_align, branch_dest): New function.
8275 (machine_dependent_reorg, split_branches): Remove infrastructure
8276 for branch shortening that is now provided in the backend.
8277 * sh.md (short_cbranch_p, med_branch_p, med_cbranch_p): New attributes.
8278 (braf_branch_p, braf_cbranch_p): Likewise.
8279 (attribute length): Use new attributes.
8280 (casesi_worker): Get mode and unsignednedd from ADDR_DIFF_VEC.
8281 (addr_diff_vec_adjust): Delete.
8282 (align_2): Now a define_expand.
8283 (align_log): Now length 0.
8285 Fri Mar 6 14:41:33 1998 Michael Meissner <meissner@cygnus.com>
8287 * m32r.md (right): Correctly check for length == 2, not 1.
8289 Fri Mar 6 14:00:04 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8291 * mips/mips.h: Prototype `machine_dependent_reorg'.
8292 (ASM_OUTPUT_ALIGN): Remove unused variable `mask'.
8294 Fri Mar 6 11:43:35 1998 Joern Rennecke (amylaar@cygnus.co.uk)
8296 * final.c (shorten_branches): Restore accidentally removed code.
8298 Fri Mar 6 11:00:49 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
8300 * configure.in: Remove duplicate uses of AC_PROG_CC and
8303 Fri Mar 6 00:59:30 1998 Richard Henderson <rth@cygnus.com>
8305 * configure.in (target_cpu_default2): Correct typo for alphapca56.
8307 Thu Mar 5 23:24:50 1998 Jeffrey A Law (law@cygnus.com)
8308 Doug Evans (devans@cygnus.com)
8310 * haifa-sched.c (build_jmp_edges): Delete dead function.
8311 (build_control_flow): Use cfg routines from flow.c
8312 (schedule_insns): Remove debugging code accidentally checked
8315 * basic-block.h: Add external integer list structures, typdefs,
8316 accessor macros and function declarations. Simlarly for
8317 basic block pred/succ support and simple bitmap stuff.
8318 * flow.c: Add functions for integer list, basic block pred/succ
8319 support and simple bitmap support.
8320 (compute_dominators): New function to compute dominators and
8322 (find_basic_blocks): Split into two functions.
8323 (life_analysis): Likewise.
8324 (flow_analysis): Removed. Now handled by calling find_basic_blocks,
8325 the life_analysis from toplev.c
8326 * toplev.c (rest_of_compilation): Call find_basic_blocks, then
8327 life_analysis instead of flow_analysis.
8329 Thu Mar 5 23:06:26 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
8331 * jump.c (jump_optimize): Call mark_jump_label also for deleted
8333 (mark_jump_label): Don't increment ref counts for deleted insns.
8335 Thu Mar 5 09:55:15 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8337 * mips/iris6.h (TARGET_DEFAULT): Parenthesize macro definition.
8339 * mips/mips.c: Include stdlib.h and unistd.h.
8340 (mips_asm_file_end): Add braces around empty body in an if-statement.
8341 (function_prologue): Wrap variable `fnname' in
8342 !FUNCTION_NAME_ALREADY_DECLARED. Correct format specifier in fprintf.
8343 (mips_select_rtx_section, mips_select_section): Declare as void.
8345 * mips/mips.h: Add prototypes for extern functions in mips.c.
8346 (FUNCTION_ARG_REGNO_P): Add parentheses around && within ||.
8347 (ENCODE_SECTION_INFO): Add braces around empty body in an
8350 * mips/mips.md (movdi): Add parentheses around && within ||.
8351 (movsf, movdf): Likewise.
8352 (branch_zero, branch_zero_di): Add default case in
8356 Thu Mar 5 02:45:48 1998 Richard Henderson <rth@cygnus.com>
8358 * alpha/alpha.h (TARGET_WINDOWS_NT, TARGET_OPEN_VMS): Just make them
8359 real constants, since they can't be changed.
8360 (TARGET_AS_CAN_SUBTRACT_LABELS): New.
8361 * alpha/alpha.md (builtin_setjmp_receiver): Use it.
8362 * alpha/osf.h (TARGET_AS_CAN_SUBTRACT_LABELS): New.
8363 * alpha/osf2or3.h (TARGET_AS_CAN_SUBTRACT_LABELS): New.
8364 * alpha/vms.h (TARGET_OPEN_VMS): New.
8365 * alpha/win-nt.h (TARGET_WINDOWS_NT): New.
8367 Thu Mar 5 02:41:27 1998 Richard Henderson <rth@cygnus.com>
8369 * reload.c (find_reloads): Always force (subreg (mem)) to be
8370 reloaded if WORD_REGISTER_OPERATIONS.
8372 Thu Mar 5 02:14:44 1998 Richard Henderson <rth@cygnus.com>
8374 * haifa-sched.c (free_list): Rename from free_pnd_lst.
8375 (free_pending_lists): Rename free_pnd_lst uses.
8376 (remove_dependence): Place expunged element on unused_insn_list.
8377 (alloc_INSN_LIST, alloc_EXPR_LIST): New. Change all callers of
8378 gen_rtx_*_LIST and alloc_rtx to use them.
8379 (compute_block_backward_dependences): Free the reg_last_* lists.
8381 Thu Mar 5 00:05:40 1998 Jeffrey A Law (law@cygnus.com)
8383 * cccp.c (main): Avoid undefined behavior when setting pend_includes
8386 Wed Mar 4 21:58:25 1998 Franz Sirl <franz.sirl-kernel@lauterbach.com>
8388 * rs6000/linux.h: don't define DEFAULT_VTABLE_THUNKS to 1 if
8389 USE_GNULIBC_1 is defined
8390 * configure.in: add a new case powerpc-*-linux-gnulibc1 which
8391 includes the t-linux-gnulibc1 fragment
8393 Wed Mar 4 12:11:36 1998 Jim Wilson <wilson@cygnus.com>
8395 * mips.md (movdf_internal1a): Fix misplaced parenthesis in condition.
8397 Wed Mar 4 18:47:48 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
8399 * final.c (final_scan_insn, case CODE_LABEL: Cleanup.
8401 Wed Mar 4 15:51:19 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
8403 * final.c (shorten_branches): Tag the loop alignment onto the
8404 first label after NOTE_INSN_LOOP_BEG even if there is an
8407 Tue Mar 3 21:48:35 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
8409 * final.c (insn_current_reference_address):
8410 Use SEQ instead of BRANCH as argument to align_fuzz, to get a
8411 proper alignment chain.
8413 * final.c (max_labelno): New static variable.
8414 (final_scan_insn): Check max_labelno before outputting an
8415 alignment for a label.
8416 (shorten_branches): Remove unused variable length_align.
8418 Tue Mar 3 14:27:23 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8420 * sparc.c (ultrasparc_adjust_cost): Add default case in
8423 * sparc.h: Add prototypes for extern functions defined in
8426 Tue Mar 3 10:00:11 1998 Nick Clifton <nickc@cygnus.com>
8428 * toplev.c: Only generate <name>.dbr file when dumping RTL if
8429 DEALY_SLOTS is defined.
8431 Tue Mar 3 07:36:37 1998 Manfred Hollstein <manfred@s-direktnet.de>
8433 * reorg.c (fill_eager_delay_slots): Add new argument delay_list
8434 in call to fill_slots_from_thread.
8436 Mon Mar 2 13:45:03 1998 Richard Henderson <rth@cygnus.com>
8438 * alpha/linux.h (CPP_PREDEFINES): Correct connecting whitespace
8439 to SUB_CPP_PREDEFINES. Reported by asun@saul4.u.washington.edu.
8441 Mon Mar 2 22:59:28 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
8443 * final.c (insn_last_address, insn_current_align, uid_align):
8445 (in_align_chain, align_fuzz, align_shrink_fuzz): New functions.
8446 (insn_current_reference_address): Likewise.
8447 (shorten_branches, final_scan_insn): Implement LABEL_ALIGN,
8448 LABEL_ALIGN_AFTER_BARRIER and LOOP_ALIGN target macros.
8449 (label_to_alignment): New function.
8450 * genattrtab.c (write_test_expr): If one of LABEL_ALIGN,
8451 LABEL_ALIGN_AFTER_BARRIER or LOOP_ALIGN is defined, call
8452 insn_current_reference_address instead of insn_current_address.
8453 (or_attr_value, write_length_unit_log): New functions.
8454 (main): Call write_length_unit_log.
8455 (write_const_num_delay_slots): Output extra '\n'.
8456 * alpha.h (ASM_OUTPUT_LOOP_ALIGN, ASM_OUTPUT_ALIGN_CODE):
8458 (LOOP_ALIGN, ALIGN_LABEL_AFTER_BARRIER).
8459 * i386.h, i386/osfrose.h, i386/svr3dbx.h, m68k.h, sparc.h: Likewise.
8460 * arc.h, m32r.h (ASM_OUTPUT_LOOP_ALIGN): replace with:
8462 * i960.h, m88k.h: (ASM_OUTPUT_ALIGN_CODE): Replace with:
8463 (LABEL_ALIGN_AFTER_BARRIER).
8464 * ns32k/encore.h, ns32k/merlin.h, ns32k.h, ns32k/sequent.h: Likewise.
8465 * ns32k/tek6000.h: Likewise.
8466 * i386/gas.h (ASM_OUTPUT_LOOP_ALIGN, ASM_OUTPUT_ALIGN_CODE): Delete.
8467 * i386.md (casesi+1): Use ASM_OUTPUT_ALIGN instead of
8468 ASM_OUTPUT_ALIGN_CODE.
8470 Mon Mar 2 01:05:50 PST 1998 Jeff Law (law@cygnus.com)
8472 * version.c: Bump for snapshot.
8474 Mon Mar 2 00:52:18 PST 1998 Jeff Law (law@cygnus.com)
8476 * version.c: Bump for snapshot.
8478 Sun Mar 1 18:25:49 1998 Michael P. Hayes <michaelh@ongaonga.chch.cri.nz>
8480 * reorg.c (fill_slots_from_thread): Don't steal delay list from target
8481 if condition code of jump conflicts with opposite_needed.
8483 * reorg.c (fill_slots_from_thread): Mark resources referenced in
8484 opposite_needed thread. Return delay_list even when cannot get
8485 any more delay insns from end of subroutine.
8487 Sun Mar 1 18:26:21 1998 Ken Rose (rose@acm.org)
8489 * reorg.c (fill_slots_from_thread): New parameter, delay_list.
8490 All callers changed.
8492 Sun Mar 1 18:25:37 1998 Bruno Haible <bruno@linuix.mathematik.uni-karlsruhe.de>
8494 * frame.c (start_fde_sort, fde_split, heapsort, fde_merge,
8495 end_fde_sort): New functions for fast sorting of an FDE array.
8496 (fde_insert): Simplified.
8497 (add_fdes): Change argument list.
8498 (frame_init): Use the new functions.
8500 Sun Mar 1 18:06:21 1998 Jeffrey A Law (law@cygnus.com)
8502 * ginclude/va-ppc.h (va_arg): Fix typo in long long support.
8504 * i386.c (reg_mentioned_in_mem): Fix dangling else statement.
8506 * fold-const.c (fold_range_test): Always return a value.
8508 Sun Mar 1 17:57:34 1998 Mumit Khan <khan@xraylith.wisc.edu>
8510 * config/i386/winnt.c (i386_pe_unique_section): Put read-only
8511 data in the text section unless READONLY_DATA_SECTION is defined.
8513 Sun Mar 1 17:48:46 1998 Jeffrey A Law (law@cygnus.com)
8515 * c-parse.in (undeclared variable error): Tweak error message to
8518 Sun Mar 1 10:22:36 PST 1998 Jeff Law (law@cygnus.com)
8520 * version.c: Bump for snapshot.
8522 1998-02-28 Mark Mitchell <mmitchell@usa.net>
8524 * final.c (final_scan_insn): Undo overzealous removal of `set'.
8526 Sat Feb 28 07:54:03 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8528 * pa.h (CONST_COSTS): When checking the CONST_DOUBLE enumerated
8529 case, add parentheses to specify the proper order of precedence in
8533 * c-aux-info.c: Include string.h/strings.h.
8535 * pa.c: Include stdlib.h.
8536 (pa_combine_instructions): Prototype the function.
8537 (pa_can_combine_p, forward_branch_p, shadd_constant_p): Likewise.
8538 (reloc_needed): Add default case for enumeration switch.
8539 (remove_useless_addtr_insns): Remove unused variable `all'.
8540 (hppa_expand_prologue): Add explicit braces to avoid
8542 (output_function_epilogue): Remove unused variable `i'.
8543 (output_millicode_call): Remove unused variable `link'.
8544 (shadd_constant_p, forward_branch_p): Make the function static.
8545 (following_call): Explicitly declare to return int.
8546 (pa_reorg): Declare as void.
8547 (pa_combine_instructions): Declare as static void. Add
8548 parentheses around && within ||.
8550 * pa.h: Add prototypes for pa_reorg, symbolic_operand,
8551 following_call, function_label_operand, lhs_lshift_cint_operand
8554 * pa.md: Add parentheses around && within ||.
8556 * cppalloc.c: Include stdlib.h.
8558 * cpperror.c (cpp_print_containing_files): Remove unused variable
8559 `i'. Fix format specifier in fprintf.
8561 * cse.c (cse_around_loop): Add explicit braces to avoid
8563 (delete_dead_from_cse): Wrap variable `tem' in macro HAVE_cc0.
8565 * expr.c (expand_expr): Add parentheses around && within ||.
8567 * final.c (app_enable): Replace fprintf with fputs where there are
8568 no format specifiers and no trailing argument after the string.
8569 Eg, when printing ASM_APP_ON/ASM_APP_OFF.
8570 (app_disable): Likewise.
8571 (final_end_function): Likewise.
8572 (final_scan_insn): Likewise. Remove unused variable `set'.
8573 (profile_function): Wrap empty if-statement body in {} brackets.
8575 * function.c: Include stdlib.h.
8576 (pad_below): Wrap prototype and definition in ARGS_GROW_DOWNWARD.
8577 (reposition_prologue_and_epilogue_notes): Add parentheses
8578 around assignment used as truth value.
8580 * integrate.c (expand_inline_function): Wrap variable
8581 `cc0_insn' in macro HAVE_cc0.
8583 * jump.c (jump_optimize): Wrap variable `q' in macro
8584 HAVE_cc0. Remove unused variable `prev1'.
8586 * libgcc2.c (__bb_exit_trace_func): Add parentheses around &&
8587 within ||. Fix format specifier in fprintf.
8588 (__bb_init_prg): Add parentheses around assignment used as
8591 * local-alloc.c: Include stdlib.h.
8592 (requires_inout): Add parentheses around assignment used
8595 * loop.c (analyze_loop_iterations): Wrap prototype and definition
8596 in macro HAVE_decrement_and_branch_on_count.
8597 (insert_bct, instrument_loop_bct): Likewise.
8598 (move_movables): Add parentheses around assignment used as
8600 (consec_sets_invariant_p): Likewise.
8601 (maybe_eliminate_biv_1): Wrap variable `new' in macro HAVE_cc0.
8603 * objc/objc-act.c: Include stdlib.h.
8604 (lookup_method_in_protocol_list): Wrap empty else-statement body
8606 (lookup_protocol_in_reflist): Likewise.
8607 (objc_add_static_instance): Remove unused variables `decl_expr'
8609 (get_objc_string_decl): Remove unused variable `decl'.
8610 (generate_static_references): Remove unused variables `idecl' and
8612 (check_protocols): Wrap empty else-statement body in braces.
8614 * protoize.c: Include stdlib.h.
8615 (substr): Add parentheses around assignment used as truth value.
8616 (abspath): Likewise.
8617 (shortpath): Likewise.
8619 * regmove.c (fixup_match_1): Add parentheses around assignment
8620 used as truth value.
8622 * reload.c (push_secondary_reload): Remove unused variable `i'.
8623 (find_reloads): Add parentheses around assignment used as truth
8626 * reload1.c: Include stdlib.h.
8628 * rtl.h: Correct typo in prototype of offsettable_memref_p.
8630 * stmt.c (add_case_node): Add parentheses around assignment used
8632 (case_tree2list): Likewise.
8634 * tree.c (valid_machine_attribute): Wrap variable `decl_attr_list'
8635 in macro VALID_MACHINE_DECL_ATTRIBUTE. Wrap variable
8636 `type_attr_list' in macro VALID_MACHINE_TYPE_ATTRIBUTE.
8637 (merge_attributes): Add explicit braces to avoid ambiguous
8640 * unroll.c (copy_loop_body): Wrap variable `cc0_insn' in
8643 * varasm.c: Include stdlib.h.
8646 * system.h: Remove sys/stat.h.
8647 * gcc.c: Add sys/stat.h.
8649 * genattr.c: Wrap prototype of `free' in NEED_DECLARATION_FREE.
8650 * genattrtab.c: Likewise.
8651 * genconfig.c: Likewise.
8652 * genemit.c: Likewise.
8653 * genextract.c: Likewise.
8654 * genflags.c: Likewise.
8655 * genopinit.c: Likewise.
8656 * genoutput.c: Likewise.
8657 * genpeep.c: Likewise.
8658 * genrecog.c: Likewise.
8659 * tlink.c: Likewise. Also wrap `getenv' in NEED_DECLARATION_GETENV.
8661 Fri Feb 27 11:02:47 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
8663 * invoke.texi: Use @itemx for a secondary item in a @table.
8665 * config/m68k/m68k.md (movsf+1): Optimize moving a CONST_DOUBLE
8668 Thu Feb 26 00:13:21 1998 Ian Lance Taylor <ian@cygnus.com>
8670 * choose-temp.c: Fix handling of sys/file.h to work in libiberty.
8672 Wed Feb 25 23:40:54 1998 Jeffrey A Law (law@cygnus.com)
8674 * i386.c (struct machine_function): Add new fields for PIC stuff.
8675 (save_386_machine_status): Fix argument to xmalloc. Save pic_label_rtx
8677 (restore_386_machine_status): Corresponding changes.
8678 (clear_386_stack_locals): Also clear pic_label_rtx and pic_label_name.
8680 Wed Feb 25 01:31:40 1998 Jeffrey A Law (law@cygnus.com)
8682 * c-parse.y (undeclared variable error): Tweak error message
8685 Tue Feb 24 23:54:07 1998 Richard Henderson <rth@cygnus.com>
8687 * flags.h (g_switch_value, g_switch_set): Declare.
8688 * alpha.c (override_options): Set g_switch_value=8 if not set.
8689 * alpha/elf.h (CC1_SPEC): New.
8691 (LINK_SPEC): Pass along the -G value we were given.
8692 (LOCAL_ASM_OP): Remove.
8693 (ASM_OUTPUT_ALIGNED_LOCAL): Output to .bss or .sbss by size.
8694 (MAX_OFILE_ALIGNMENT): New.
8695 (BSS_SECTION_ASM_OP, SBSS_SECTION_ASM_OP, SDATA_SECTION_ASM_OP): New.
8696 (EXTRA_SECTIONS): Add sbss and sdata.
8697 (SECTION_FUNCTION_TEMPLATE): New.
8698 (EXTRA_SECTION_FUNCTIONS): Use it.
8699 (CTORS_SECTION_FUNCTION, DTORS_SECTION_FUNCTION): Remove.
8700 (SELECT_SECTION): Use sdata when small enough.
8701 * alpha/linux.h (ASM_SPEC): Remove.
8704 Mon Feb 23 15:09:18 1998 Bruno Haible <bruno@linuix.mathematik.uni-karlsruhe.de>
8705 * config.sub (sco5): Fix typo.
8707 Mon Feb 23 18:19:31 1998 Manfred Hollstein <manfred@s-direktnet.de>
8709 * config/t-linux (LIBGCC1, CROSS_LIBGCC1, LIBGCC1_TEST): Add macros and
8711 * config/t-linux-aout (LIBGCC1, CROSS_LIBGCC1, LIBGCC1_TEST): Likewise.
8712 * config/alpha/t-linux: Remove file.
8713 * config/sparc/t-linux: Remove file.
8714 * config/m68k/t-linux (LIBGCC1, CROSS_LIBGCC1): Remove.
8715 * config/m68k/t-linux-aout (LIBGCC1, CROSS_LIBGCC1): Likewise.
8716 * configure.in (alpha*-*-linux-gnulibc1*): Use t-linux instead of alpha/t-linux
8718 (alpha*-*-linux-gnu*): Likewise.
8719 (sparc-*-linux-gnulibc1*): Use t-linux instead of sparc/t-linux for tmake_file.
8720 (sparc-*-linux-gnu*): Likewise.
8722 Mon Feb 23 10:47:39 1998 Robert Lipe <robertl@dgii.com>
8723 * collect2.c (ldd_file_name): Bracket declaration with same
8725 (full_real_ld_suffix): Deleted. Variable was calloced and
8726 written into, but never read.
8728 1998-02-23 Mike Stump <mrs@wrs.com>
8730 * configure.in: Add support for i386-wrs-vxworks configuration.
8731 * i386/vxi386.h: New file.
8733 Sun Feb 22 21:16:51 1998 Bruno Haible <bruno@linuix.mathematik.uni-karlsruhe.de>
8735 * tree.c (contains_placeholder_p): Ensure function always returns
8737 * sparc.md (movdi_sp64_insn): Add default case in enumeration switch.
8738 (movsf_const_insn, movdf_const_insn, movtf_const_insn): Likewise.
8740 Sun Feb 22 20:58:19 1998 Jeffrey A Law (law@cygnus.com)
8742 * vms.h (SELECT_SECTION): Use TREE_CODE_CLASS correctly.
8744 1998-02-22 Paul Eggert <eggert@twinsun.com>
8746 * config/sparc/sol2-sld.h (LINKER_DOES_NOT_WORK_WITH_DWARF2):
8747 Define this new symbol.
8748 (DWARF2_DEBUGGING_INFO, DWARF_DEBUGGING_INFO): Do not #undef.
8749 * toplev.c (main): Do not default to DWARF2_DEBUG with -ggdb if
8750 LINKER_DOES_NOT_WORK_WITH_DWARF2 is defined.
8752 Sun Feb 22 20:07:32 1998 Jim Wilson <wilson@cygnus.com>
8754 * iris5.h (DWARF2_UNWIND_INFO): Define to 0.
8755 * iris5gas.h (DWARF2_UNWIND_INFO): Define to 1.
8757 Sun Feb 22 15:29:48 1998 Richard Henderson <rth@cygnus.com>
8759 * objc/Object.m (-error): Call objc_verror with our va_list.
8761 Sun Feb 22 09:45:39 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8763 * collect2.c (scan_prog_file): Completely cover uses of variable
8764 `exports' with macro COLLECT_EXPORT_LIST.
8766 Sat Feb 21 20:36:23 1998 Jeff Law (law@cygnus.com)
8768 * version.c: Bump for snapshot.
8770 Fri Feb 20 16:22:13 1998 Michael Meissner <meissner@cygnus.com>
8772 * sched.c (schedule_block): Remove code to get arguments from hard
8773 regs into pseudos early. Same as Aug 25, 1997 change to
8776 1998-02-20 Jason Merrill <jason@yorick.cygnus.com>
8778 * collect2.c (main): Still handle !do_collecting for non-AIX targets.
8780 1998-02-16 Mark Mitchell <mmitchell@usa.net>
8782 * toplev.c (rest_of_compilation): Do not defer the output of a
8785 Fri Feb 20 10:39:47 1998 Michael Tiemann <michael@impact.tiemann.org>
8787 * ginclude/va-mips.h (va_arg): Remove trailing space after '\'
8788 continuation character (line 243).
8790 Fri Feb 20 12:10:26 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
8792 * genrecog.c (main): Remove duplicated sentence in emitted comment.
8794 Thu Feb 19 22:36:53 1998 Andrey Slepuhin <pooh@msu.net>
8795 David Edelsohn <edelsohn@mhpcc.edu>
8797 * collect2.c (XCOFF_SCAN_LIBS): Remove.
8798 (export_flag): New variable.
8799 (export_file): #ifdef COLLECT_EXPORT_LIST.
8800 (import_file, exports, imports, undefined): New variables.
8801 (libs, cmdline_lib_dirs, libpath_lib_dirs, libpath, libexts): Same.
8802 (dump_list, dump_prefix_list, is_in_list): New functions.
8803 (write_export_file): $ifdef COLLECT_EXPORT_LIST.
8804 (write_import_file, resolve_lib_name): New functions.
8805 (use_import_list, ignore_library): Same.
8806 (collect_exit): maybe_unlink import_file and #ifdef.
8808 (main): New variable importf, #ifdef exportf. Move parsing of
8809 -shared before general argument parsing. Resolve AIX library
8810 paths and import libgcc.a symbols. Treat .so shared libraries the
8811 same as objects and .a libraries. Create alias for object_lst and
8812 increment it instead of original pointer. Scan AIX libraries as
8813 objects earlier instead of using scan_libraries. Perform AIX
8814 tlink later to resolve templates instead of forking ld.
8815 (GCC_OK_SYMBOL): Ensure symbol not in undef section.
8816 (GCC_UNDEF_SYMBOL): New macro.
8817 (scan_prog_file): Loop for members of AIX libraries. Handle
8818 export/import of ctors/dtors.
8819 (aix_std_libs): New variable.
8820 (scan_libraries, XCOFF): Delete.
8822 Thu Feb 19 22:36:52 1998 Robert Lipe <robertl@dgii.com>
8824 * collect2.c (full_real_ld_suffix): #ifdef CROSS_COMPILE.
8826 1998-02-19 Mike Stump <mrs@wrs.com>
8828 * Makefile.in: Use $tooldir for sys-include to match toplevel
8831 Thu Feb 19 01:32:37 1998 Jeffrey A Law (law@cygnus.com)
8832 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8834 * emit-rtl.c (gen_lowpart_common): Suppress last change if __complex__.
8836 * emit-rtl.c (hard-reg-set.h): Include.
8837 (get_lowpart_common): Don't make new REG for hard reg in a
8838 class that cannot change size.
8839 * Makefile.in (emit-rtl.o): Depend on hard-reg-set.h.
8841 * combine.c: Revert previous patch.
8843 1998-02-19 Paul Eggert <eggert@twinsun.com>
8845 * config/sparc/sol2-sld.h: New file.
8846 * configure.in (sparc-*-solaris2*): Use it when using the
8849 Thu Feb 19 00:46:59 1998 Jeffrey A Law (law@cygnus.com)
8851 * loop.c (force_movables): Fix typo.
8853 Thu Feb 19 08:26:30 1998 Manfred Hollstein <manfred@s-direktnet.de>
8855 * m88k.h: Change file pattern to match reality.
8857 Wed Feb 18 23:19:52 1998 Jeffrey A Law (law@cygnus.com)
8859 * varasm.c (output_constant_pool): Fix dumb thinko in last
8862 * pa.h (ASM_OUTPUT_FUNCTION_PREFIX): Correctly translate from
8863 a function name to a section name.
8865 1998-02-18 Doug Evans <devans@cygnus.com>
8867 * tree.h (merge_machine_{type,decl}_attributes): Declare.
8868 (split_specs_attrs, strip_attrs): Add prototypes.
8869 * tree.c (merge_machine_{type,decl}_attributes): New functions.
8870 * c-decl.c (duplicate_decls): Call merge_machine_decl_attributes.
8871 Update olddecl's attributes too.
8872 * c-common.c (strip_attrs): New function.
8873 * c-typeck.c (common_type): Call merge_machine_type_attributes.
8874 * varasm.c (make_function_rtl): New target macro REDO_SECTION_INFO_P.
8875 (make_decl_rtl): Likewise.
8877 1998-02-18 Jim Wilson <wilson@cygnus.com>
8879 * c-decl.c (shadow_tag_warned): Call split_specs_attrs.
8881 Wed Feb 18 09:09:50 1998 Jeffrey A Law (law@cygnus.com)
8883 Remove this change until we can fix it correctly.
8884 * collect2.c: Bracket declaration of 'exportf' and
8885 'full_real_ld_suffix'.
8887 Wed Feb 18 08:44:25 1998 Bernd Schmidt <crux@ohara.Informatik.RWTH-Aachen.DE>
8889 * Makefile.in (STAGESTUFF): Add genrtl.c, genrtl.h and gengenrtl.
8891 Tue Feb 17 23:30:20 1998 Bernd Schmidt <crux@ohara.Informatik.RWTH-Aachen.DE>
8893 * c-common.c (c_expand_start_cond, c_expand_end_cond,
8894 c_expand_start_else): Don't warn about non-ambiguous else even if
8897 Tue Feb 17 23:56:50 1998 Robert Lipe <robertl@dgii.com>
8899 * sco5.h (ASM_OUTPUT_DOUBLE, ASM_OUTPUT_FLOAT,
8900 ASM_OUTPUT_LONG_DOUBLE): Delete. Use the ones from i386.h
8903 Tue Feb 17 22:56:14 1998 Richard Henderson <rth@cygnus.com>
8905 * combine.c (simplify_rtx): Obey CLASS_CANNOT_CHANGE_SIZE when
8906 simplifying a subreg of a hard reg.
8907 (expand_compound_operation): Likewise.
8908 (force_to_mode): Likewise.
8910 Tue Feb 17 22:37:22 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8912 * fold-const.c: Include "system.h" to get stdlib.h and stdio.h.
8913 (lshift_double): Add parentheses around + or - inside shift.
8914 (rshift_double): Likewise.
8915 (size_int_wide): Explicitly set type of `bit_p' to `int'.
8917 * Makefile.in (fold-const.o): Depend on system.h.
8919 * Makefile.in (gcc.o): Depend on system.h, in accordance with last
8922 * haifa-sched.c: Include "system.h" to get <stdlib.h> and <stdio.h>.
8923 (BLOCKAGE_RANGE): Add parentheses around arithmetic in operand of |.
8924 (sched_note_set): Remove unused parameter `b', all callers changed.
8925 (schedule_block): Likewise for `rgn'.
8926 (split_hard_reg_notes): Likewise for `orig_insn'.
8927 (check_live): Likewise for `trg'.
8928 (update_live): Likewise.
8929 (check_live_1): Explcitly declare variable `i' as int.
8930 (update_live_1): Likewise.
8931 (insn_issue_delay): Remove unused variable `link'.
8932 (sched_analyze_2): Add default case in enumeration switch.
8933 (schedule_insns): Remove unused variable `i'.
8935 * Makefile.in ($(SCHED_PREFIX)sched.o): Depend on system.h.
8937 Tue Feb 17 22:31:04 1998 Jeffrey A Law (law@cygnus.com)
8939 * loop.c (rtx_equal_for_loop_p): Add some braces to disambiguate
8940 a dangling else clause.
8942 Tue Feb 17 21:28:12 1998 Gavin Koch <gavin@cygnus.com>
8944 * mips/mips.h (CAN_ELIMINATE): Don't eliminate the frame
8945 pointer for the stack pointer in MIPS16 and 64BIT.
8947 Tue Feb 17 21:17:30 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
8949 * rtl.h (force_line_numbers, restore_line_number_status): Declare.
8950 * emit-rtl.c (force_line_numbers, restore_line_number_status):
8952 * stmt.c (struct nesting): Replace seenlabel with line_number_status.
8953 (expand_start_case): Adjust to this change.
8954 (check_seenlabel): New function.
8955 (pushcase, pushcase_range, expand_endcase): Use it.
8957 Tue Feb 17 10:14:32 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
8959 * i386.md (adddi3): Add =!r,0,0,X alternative.
8961 Mon Feb 16 16:13:43 1998 David Edelsohn <edelsohn@mhpcc.edu>
8963 * rs6000.h (MY_ISCOFF): Add numeric value of U803XTOCMAGIC.
8964 * x-aix31 (INSTALL): Delete.
8966 Mon Feb 16 09:24:32 1998 Gavin Koch <gavin@cygnus.com>
8968 * mips/mips.c (mips_expand_epilogue): Update tsize_rtx if
8969 tsize changes to something other than zero.
8971 Mon Feb 16 09:11:48 1998 Gavin Koch <gavin@cygnus.com>
8973 * ginclude/va-mips.h: Replace casts of pointers to int with
8974 casts of pointers to __PTRDIFF_TYPE__.
8976 Mon Feb 16 08:17:14 1998 John Carr <jfc@mit.edu>
8978 * loop.c (strength_reduce, record_biv, record_giv): Use
8979 HOST_WIDE_INT_PRINT_DEC to print CONST_INT values.
8981 1998-02-16 Jason Merrill <jason@yorick.cygnus.com>
8983 * tree.c (first_rtl_op): New fn.
8984 (unsave_expr_now): Use it.
8985 * print-tree.c (print_node): Likewise.
8986 * tree.c (has_cleanups): New fn.
8987 * fold-const.c (fold, case CLEANUP_POINT_EXPR): Use it. Be more
8988 conservative about pushing the cleanup point down.
8989 * tree.h: Declare them.
8991 Sun Feb 15 23:28:44 1998 Jeffrey A Law (law@cygnus.com)
8993 * toplev.c (flag_schedule_reverse_before_reload): Delete variable.
8994 (flag_schedule_reverse_after_reload): Likewise.
8995 (f_options): Remove reverse scheduling support.
8996 * flags.h (flag_schedule_reverse_before_reload): Delete declaration.
8997 (flag_schedule_reverse_after_reload): Likewise.
8998 * haifa-sched.c (rank_for_schedule): Remove support for reverse
9001 Sun Feb 15 21:33:55 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9003 * gcc.c: Get system includes, prototypes and macros via "system.h"
9004 instead of doing it manually. Change all calls of the ctype
9005 macros to custom versions defined in "system.h".
9007 * system.h: Fix return type of bcmp prototype from `void' to `int'.
9008 Make bcopy, bcmp and bzero prototypes explicitly `extern'.
9009 Add a prototype for getenv.
9011 Sun Feb 15 17:05:41 1998 Jim Wilson <wilson@cygnus.com>
9013 * mips/mips.h (INITIAL_ELIMINATION_OFFSET): Readd Jun 6 change.
9015 Sun Feb 15 15:23:15 1998 John Carr <jfc@mit.edu>
9017 * alias.c: Include <stdlib.h> and <string.h>.
9018 (init_alias_analysis): Pass NULL_RTX instead of 0 to record_set.
9020 Sat Feb 14 11:23:09 PST 1998 Jeff Law (law@cygnus.com)
9022 * version.c: Bump for snapshot.
9024 Sat Feb 14 05:08:21 1998 Richard Earnshaw (rearnsha@arm.com)
9026 * arm.md (movsfcc): Also validate operands[3] when compiling hard
9028 (movdfcc): Only accept fpu_add_operand for operands[3].
9030 * arm/t-semi (STMP_FIXPROTO): Define to nothing.
9031 * arm/t-semiaof (STMP_FIXPROTO): Likewise.
9033 Sat Feb 14 02:02:41 1998 Jeffrey A Law (law@cygnus.com)
9035 * varasm.c (output_constant_pool): Bring back 'done' label inside
9036 an appropriate #ifdef.
9038 * bitmap.c (bitmap_element_allocate): Wrap variable 'i' in an
9040 (bitmap_copy, bitmap_operation): Likewise.
9041 * combine.c (combinable_i3pat): Similarly for 'src'.
9042 * function.c (fixup_var_refs_1): Similarly for 'outerdest'.
9043 (locate_and_pad_parm): Similarly for 'reg_parm_stack_space'.
9044 * regclass.c (copy_cost): Similarly for 'secondary_class'.
9045 * reload.c (make_memloc): Simliarly for 'i'.
9046 (find_reloads_address_1): Similarly for 'link'.
9047 * reload1.c (reload): Similarly for 'previous_frame_pointer_needed'.
9048 (emit_reload_insns): Similarly for 'second_reloadreg'.
9049 * unroll.c (iteration_info): Similarly for 'v'.
9051 * caller-save.c (insert_save_restore): Remove unused variable 'i'.
9052 * calls.c (expand_call): Similarly for 'i'.
9053 (emit_library_call, emit_library_call_value): Similarly for 'mode'.
9054 * fold-const.c (strip_compund_expr): Similarly for 'type'.
9055 * function.c (fixup_var_refs_1): Similarly for 'width'.
9056 (fixup_memory_subreg): Similarly for 'saved'.
9057 (locate_and_pad_parm): Similarly for 'boundary_in_bytes.'
9058 (setjmp_protect): Similarly for 'sub'.
9059 (thread_prologue_and_epilogue_insns): Similarly for 'insn'.
9060 * loop.c (record_giv): Similarly for 'p'.
9061 (combine_givs): Similarly for 'temp_iv'.
9062 (indirect_jump_in_function_p): Similarly for 'is_indirect_jump'.
9063 * recog.c (validate_replace_rtx_1): Similarly for 'width'.
9064 * tree.c (get_set_constructor_bytes): Similarly for 'vals'.
9065 * unroll.c (unroll_loop): Similarly for 'copy'.
9066 (iteration_info): Similarly for 'b'.
9067 * varasm.c (assemble_string): Similarly for 'i'.
9068 * i386.h (LEGITIMIZE_ADDRESS): Similarly for 'orig_x'.
9070 1998-02-13 Martin von Loewis <loewis@informatik.hu-berlin.de>
9072 * c-lang.c (lang_print_xnode): New function.
9073 * objc/objc-act.c (lang_print_xnode): Likewise.
9074 * print-tree.c (print_node): Call it
9076 Fri Feb 13 14:38:34 1998 Jim Wilson <wilson@cygnus.com>
9078 * dwarf2out.c (decl_scope_node): New type.
9079 (decl_scope_table): Change type to use it.
9080 (decl_scope_table_allocated, decl_scope_depth): Change type to int.
9081 (push_decl_scope): Use new type. New locals containing_scope, i.
9082 Add code to handle setting previous field.
9083 (scope_die_for): Change type of local i to int. Add code to use
9085 (dwarf2out_init): Use new type.
9087 1998-02-13 Jason Merrill <jason@yorick.cygnus.com>
9089 * except.c (emit_throw): Lose throw_used.
9091 Fri Feb 13 20:36:05 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
9093 * sched.c (update_flow_info, REG_WAS_0): Ignore if setting insn
9095 * haifa-sched.c (update_flow_info, REG_WAS_0): Likewise.
9097 Fri Feb 13 12:18:40 1998 Jeffrey A Law (law@cygnus.com)
9099 * genextract.c (main): Fix typo.
9101 Fri Feb 13 08:41:49 1998 Robert Lipe <robertl@dgii.com>
9103 * c-lang.c (finish_file): Bracket declaration of static_ctors,
9106 * calls.c (expand_call): Bracket declaration of 'rtx_before_call',
9107 'old_stack_arg_under_construction'
9108 (emit_library_call): Bracket declaration of 'upper_bound',
9109 'lower_bound', 'i', 'reg_parm_stack_space'
9110 (emit_library_call_value): Likewise.
9113 * collect2.c: include <unistd.h> when appropriate.
9114 Bracket declaration of 'exportf' and 'full_real_ld_suffix'.
9116 * emit-rtl.c (prev_cc0_setter): Remove unused variable 'link'.
9118 * explow.c (plus_constant_for_output_wide): Remove unused variable
9120 (memory_address): Remove unused variable 'orig_x'.
9122 * genattrtab.c (make_canonical): Remove unreferenced label 'cond:'.
9123 (write_const_num_delay_slots): Remove unused variable 'i'.
9125 * genopinit.c (main): Remove unused variables 'dummy', 'insn_ptr'.
9126 (gen_insn): Remove unused variable 'obstack_ptr'.
9128 * libgcc2.c (__bb_exit_func): Remove unused variables 'ret',
9130 (__bb_exit_trace_func): Remove unused variable 'e'.
9132 * optabs.c (expand_binop): remove unused variables 'lhs', 'rhs',
9134 (expand_unop): Remove unused variable 'funexp'.
9135 (expand_complex_abs): Remove unused variable 'funexp'.
9136 (init_optabs): Bracket declaration of 'j'.
9137 (init_complex_libfuncs): Deleted. Dead static function.
9139 * profile.c (branch_prob): Remove unused variables 'insn', 'dest'.
9141 * reg-stack.c: Fix typo in proto for 'get_asm_operand_lengths'
9142 (reg_to_stack): 'initialized', 'before_function_beg'
9143 explictly type as ints instead of defaulting.
9144 (emit_swap_insn): Remove unused variable 'i2'.
9145 (compare_for_stack_reg): Remove unused variable 'src_note'.
9147 * rtlanal.c (computed_jump_p): Remove unused variable 'computed_jump'.
9149 * sched.c (actual_hazard): Bracket declaration of 'this_cost'.
9151 * stmt.c (add_case_node): Add parens for assignment used as truth.
9152 (all_cases_count): Remove unused variable 'count_high'.
9153 (mark_seen_cases): Remove unused variable 'i'.
9154 (check_for_full_enumeration_handling): Remove unused variable 't'.
9155 Bracket declaration of 'all_values', 'l'.
9157 * tlink.c: Include <stdlib.h>, <unistd.h>, <string.h>/<strings.h>.
9159 * varasm.c (assemble_string): Remove unused variable 'i'.
9160 (immed_double_const): Remove unused variable 'in_current_obstack'.
9161 (immed_real_const_1): Likewise.
9162 (output_constant_pool): Remove unreferenced label 'done'.
9163 (output_constant): Remove unused variable 'x'.
9165 * i386/i386.h (ENCODE_SECTION_INFO): TREE_PUBLIC is an int, not
9168 * i386/sco5.h (ASM_OUTPUT_ASCII): Add parens for assignment used
9171 Fri Feb 13 10:21:41 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
9173 * combine.c (can_combine_p): Handle USEs in PARALLELs.
9175 Fri Feb 13 01:34:14 1998 H.J. Lu (hjl@gnu.org)
9177 * config/linux.h (LIB_SPEC): Add -lc for -shared if
9178 USE_GNULIBC_1 is not defined.
9179 * config/sparc/linux.h; Ditto.
9181 * config/sparc/linux64.h (LIB_SPEC): Add -lc for -shared.
9183 * config/alpha/linux-elf.h (LIB_SPEC): New. Defined if
9184 USE_GNULIBC_1 is not defined.
9186 Fri Feb 13 01:29:29 1998 Franz Sirl <franz.sirl-kernel@lauterbach.com>
9188 * rs6000/sysv4.h (ENDFILE_SPEC): add missing %(endfile_linux)
9191 Fri Feb 13 01:23:46 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9193 * system.h: New file to get common systems includes and various
9194 definitions and declarations based on autoconf macros.
9196 Fri Feb 13 00:46:19 1998 Jeffrey A Law (law@cygnus.com)
9198 * cccp.c (new_include_prefix): Correctly handle -I./.
9200 Thu Feb 12 20:16:35 1998 Michael Meissner <meissner@cygnus.com>
9202 * rs6000.md: Replace gen_rtx (CONST_INT,...) with GEN_INT.
9204 Thu Feb 12 16:45:17 1998 Robert Lipe <robertl@dgii.com>
9206 * expr.c (expand_assignment): Correct typo exposed by -Wall.
9207 offset should have been a truth value, not an assignment.
9209 Thu Feb 12 15:26:50 1998 Jeffrey A Law (law@cygnus.com)
9211 * cse.c (delete_dead_from_cse): If a libcall produces a constant
9212 result and that result can be substituted into SET_SRC of the
9213 insn with the REG_RETVAL note, then perform the substitution
9214 and delete the libcall.
9216 Thu Feb 12 14:04:09 1998 Gavin Koch <gavin@cygnus.com>
9218 * mips.md (trucndihi2,truncdiqi2): Change these to support
9221 Thu Feb 12 11:34:55 1998 Gavin Koch <gavin@cygnus.com>
9223 * mips/mips.c (movdi_operand): Direct referances to symbols
9224 that arn't mips16 consts in mips16 mode arn't valid operands.
9226 * mips/mips.c (mips_move_2words): Add gprel handling.
9228 Thu Feb 12 11:18:37 1998 Gavin Koch <gavin@cygnus.com>
9230 * mips.md (extendsidi2): Allow extension to/from a non-mips16
9233 Thu Feb 12 00:04:16 1998 Marc Lehmann <pcg@goof.com>
9235 * i386.c: Conditionally include <stdlib.h>, <string.h>, and
9238 Wed Feb 11 11:43:34 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9240 * Makefile.in (WARN_CFLAGS): New variable.
9241 (bootstrap, bootstrap2, bootstrap3, bootstrap4): Use it.
9243 1998-02-11 Mark Mitchell <mmitchell@usa.net>
9245 * config/i386/i386.c (reg_mentioned_in_mem): Don't abort when
9246 falling through default case in switch.
9247 (i386_aligned_p): Likewise.
9249 Wed Feb 11 12:59:56 1998 Lee Iverson <leei@Canada.AI.SRI.COM>
9251 * mips/mips.h (mips_abi_string): Correct typo in comment.
9253 Wed Feb 11 08:29:56 1998 Gavin Koch <gavin@cygnus.com>
9255 * mips/mips.md (movdi): These PLUS's need to be Pmode.
9257 Wed Feb 11 01:47:54 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9259 * Makefile.in (dwarf2out.o, emit-rtl.o, jump.o, cse.o, unroll.o,
9260 reorg.o, regmove.o): Depend on insn-codes.h, it gets included
9261 indirectly via expr.h.
9263 Wed Feb 11 01:44:13 1998 Richard Henderson <rth@cygnus.com>
9265 * stor-layout.c (layout_type): Do upper - lower in the native type,
9266 so as to properly handle negative indices.
9268 Wed Feb 11 01:35:55 1998 Robert Lipe <robertl@dgii.com>
9270 * except.c (start_dynamic_cleanup): Remove unused variable 'dhc'.
9271 (expand_eh_region_start_tree): Remove unused variable 'note'.
9272 (exception_optimize): Remove unused variable 'regions'.
9273 (expand_builtin_eh_stub): Remove unused variable 'temp'.
9274 (copy_eh_entry): Deleted. Dead function.
9276 * expr.c (move_block_to_reg) Bracket declaration of 'pat' and
9277 'last' with same #if HAVE_load_multiple as use of it.
9278 (move_block_from_reg): Likewise.
9279 (emit_move_insn_1): Remove unused variable 'insns'.
9280 (store_constructor): Bracket declaration of startb, endb with
9281 #if TARGET_MEMFUNCTIONS. Remove unused variables 'set_word_size'
9282 'target', and 'xtarget'.
9283 (expand_builtin_setjmp): Remove unused variables 'op0',
9284 'next_arg_reg', 'old_inhibit_defer_pop'.
9285 (expand_builtin): Remove unused variable 'offset'.
9286 (do_store_flag): Remove unused variables 'pattern', 'jump_pat'.
9287 (emit_queue): Add parens for assignment used as conditional.
9288 (expand_expr): case TARGET_EXPR: Remove unused variable 'temp'.
9290 Wed Feb 11 01:30:49 1998 Marc Lehmann <pcg@goof.com>
9292 * i386.c: Added include for recog.h.
9293 (override_options): Removed unused variable p. Initialized regno to
9295 (order_regs_for_local_alloc): Initialized regno to avoid warning.
9296 (legitimize_address): Likewise for 'other'.
9297 (i386_aligned_reg_p): Added default case with abort ().
9298 (print_operand): Likewise.
9299 (reg_mentioned_in_mem): Likewise.
9300 (ix86_expand_binary_operator): Removed unused variables i & insn.
9301 (ix86_expand_unary_operator): Removed unused variable insn.
9302 (output_fp_cc0_set): Removed unused variable unordered_label.
9304 Wed Feb 11 01:23:03 1998 John F. Carr <jfc@mit.edu>
9306 * i386.c, i386.h, i386.md: Change gen_rtx (X, ...) to gen_rtx_X (...).
9307 Use GEN_INT instead of gen_rtx (CONST_INT). Make printf arguments
9308 and format string match.
9310 Wed Feb 11 01:17:39 1998 Jeffrey A Law (law@cygnus.com)
9312 * flow.c (life_analysis): Do not conside the stack pointer live at
9313 the end of a function if the fucntio ncalls alloca.
9314 (mark_used_regs): Similarly.
9316 1998-02-10 John F Carr <jfc@mit.edu>
9318 * config/sparc/sparc.md (movdi_v8plus): Output stx on alternative
9319 1, fzero on alternative 8.
9321 Tue Feb 10 09:02:19 1998 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9323 * rs6000.c (setup_incoming_varargs): Always set rs6000_sysv_varargs_p.
9325 Tue Feb 10 03:35:43 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
9327 * reload.c (find_reloads_toplev): Handle arbitrary non-paradoxical
9328 SUBREGs of CONST_INTs.
9330 Mon Feb 9 17:52:36 1998 John Carr <jfc@mit.edu>
9332 * mips.c (print_operand, function_prologue): Make printf format
9333 match argument type.
9335 Mon Feb 9 02:37:25 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9337 * alpha.c (alpha_return_addr): Remove unused variable `first'.
9338 (alpha_ra_ever_killed): Remove unused variables `ra' and `i'.
9339 (output_epilog): Remove unused variable `frame_size_from_reg_save'.
9341 Sun Feb 8 14:56:03 1998 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9343 * loop.c (strength_reduce): When placing increment for auto-inc
9344 case, do comparison in loop order.
9346 Sun Feb 8 13:21:38 1998 John Carr <jfc@mit.edu>
9348 * bitmap.c (bitmap_debug_file): HOST_PTR_PRINTF converts a pointer,
9349 not a HOST_WIDE_INT.
9351 * calls.c (expand_call): Change test of expand_inline_function
9352 return value to stop compiler warning.
9354 * genattrtab.c (RTL_HASH): Cast pointer to long, not HOST_WIDE_INT.
9356 Sun Feb 8 12:04:24 1998 Jim Wilson (wilson@cygnus.com)
9357 Jeff Law (law@cygnus.com)
9359 * regmove.c: Fix various minor formatting problems.
9360 (optimize_reg_copy_1): Stop search at CALL_INSNs if flag_exceptions
9361 is true. Make end of basic block tests consistent through regmove.c.
9362 (optimize_reg_copy_2, optimize_reg_copy_3): Likewise.
9363 (fixup_match_2, fixup_match_1, regmove_optimize): Likewise.
9365 Sun Feb 8 01:49:18 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9367 * gansidecl.h: Check for a conflicting macro definition before
9368 attempting to prototype bcopy, bcmp or bzero.
9370 Sun Feb 8 00:09:59 1998 Jeffrey A Law (law@cygnus.com)
9372 * expr.c (clear_pending_stack_adjust): Handle case where a function
9373 calls alloca, but the user has specified -fomit-fframe-pointer.
9375 * function.c (assign_parms): Fix typo in last change.
9377 Sat Feb 7 23:54:29 1998 Robert Lipe <robertl@dgii.com>
9379 * gcc.c: Include <strings.h>/<string.h>, <stdlib.h>, <unistd.h>,
9381 (free_path_suffix): Remove unreferenced static function.
9382 (process_command): Remove unused variable temp.
9383 (default_arg): Remove unused variable i.
9384 (do_spec_1): Add parens for assignment used as truth value.
9386 (validate_all_switches): Likewise.
9387 (main): Remove unused variables i, first_time>
9389 * c-common.c: Include <stdlib.h> and <string.h>/<strings.h>.
9391 * calls.c (expand_call): Remove unused variables funtree,
9392 n_regs, and tmpmode.
9394 * dbxout.c, except.c: Include <string.h>/<strings.h>.
9396 * explow.c: (plus_constant_for_output_wide) Removed unused
9397 variable all_constant.
9399 * c-decl.c, genattr.c, genattrtab.c, getconfig.c, genemit.c
9400 genextract.c, genflags.c, genopinit.c genoutput.c, genpeep.c,
9401 genrecog.c, global.c, integrate.c , stupid.c : Include
9404 * genextract.c: (walk_rtx) Remove unused variable link.
9406 * genrecog.c: (concat) Remove unreferenced static function.
9408 * prefix.c: Include <string.h>/<strings.h>, <stdlib.h>
9410 * stmt.c: Include <stdlib.h>.
9411 (expand_asm_operands): Remove unused variable val1.
9412 (expand_return): Remove unused variable block.
9413 (pushcase): Remove unused variables l and n.
9414 (pushcaserange): Likewise.
9416 * unroll.c (unroll_loop): Remove unused variable temp.
9418 Sat Feb 7 23:46:09 1998 Greg McGary <gkm@gnu.org>
9420 * c-decl.c (pushdecl): Set DECL_ORIGINAL_TYPE once only.
9422 Sat Feb 7 15:11:28 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9424 * aclocal.m4 (GCC_FUNC_PRINTF_PTR): New macro to test the printf
9425 functions for whether they support the %p format specifier.
9426 * acconfig.h (HOST_PTR_PRINTF): Insert stub for autoconf.
9427 * configure.in (GCC_FUNC_PRINTF_PTR): Use it.
9428 * configure, config.in: Rebuild.
9430 Fri Feb 6 14:20:16 1998 Jim Wilson <wilson@cygnus.com>
9432 * function.c (assign_parms): New variable named_arg, with value
9433 depending on STRICT_ARGUMENT_NAMING. Use instead of ! last_named.
9435 Fri Feb 6 14:34:28 1998 Gavin Koch <gavin@cygnus.com>
9437 * mips/t-r3900: New - same as t-ecoff but eliminate
9438 multilibs: mips1 and mips3.
9439 * configure.in (tx39*): Use new mips/t-r3900.
9440 * configure: Rebuild.
9441 * mips/r3900.h (MULTILIB_DEFAULTS): Eliminate mips1.
9443 1998-02-06 Jason Merrill <jason@yorick.cygnus.com>
9445 * dwarf2out.c: Add old_args_size.
9446 (dwarf2out_args_size): Use it.
9447 (dwarf2out_begin_prologue): Initialize it.
9448 (dwarf2out_stack_adjust): If !asynchronous_exceptions, save up
9449 pushed args until we see a call.
9450 * final.c (final_scan_insn): Hand CALL_INSNs off to the dwarf2 code
9451 before outputting them.
9453 1998-02-06 Kriang Lerdsuwanakij <lerdsuwa@scf.usc.edu>
9455 * cplus-dem.c (demangle_template_template_parm): New function.
9456 (demangle_template): Handle template template parameters.
9458 1998-02-02 Mark Mitchell <mmitchell@usa.net>
9460 * calls.c (expand_call): Don't confuse member functions named
9461 realloc, setjmp, and so forth with the standard library
9462 functions of the same names.
9464 Thu Feb 5 21:59:49 1998 Jeffrey A Law (law@cygnus.com)
9466 * stmt.c (expand_asm_operands): Correctly identify asm statements
9469 Thu Feb 5 21:56:06 1998 Mumit Khan <khan@xraylith.wisc.edu>
9471 * c-common.c (decl_attributes): Flag unrecognized attribute
9472 functions as warnings instead of as errors.
9474 1998-02-05 Marc Lehmann <pcg@goof.com>
9476 * integrate.c (INTEGRATE_THRESHOLD): Inline only small functions
9477 when -Os is specified.
9478 * toplev.c (main): Don't disable flag_inline_functions anymore when
9481 Fri Feb 6 00:27:36 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
9483 * regmove.c: Update.
9484 * flags.h (flag_regmove): Declare.
9485 * rtl.h (optimize_reg_copy_1, optimize_reg_copy_2): Don't declare.
9486 * local-alloc.c (optimize_reg_copy_1, optimize_reg_copy_2):
9487 Moved into regmove; changed caller.
9488 * toplev.c (rest_of_compilation): Call regmove_optimize also for
9489 expensive_optimizations.
9491 Thu Feb 5 13:38:42 PST 1998 Jeff Law (law@cygnus.com)
9493 * version.c: Bump for snapshot.
9495 Thu Feb 5 01:45:19 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
9496 Undo this change (the problem was actually in reload):
9497 Fri Jan 23 23:28:59 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
9499 * sh.md (movqi_i+1): New peephole.
9501 Tue Feb 3 01:11:12 1998 Jeffrey A Law (law@cygnus.com)
9503 * jump.c (jump_optimize): Lose calls to modified_in_p they are
9504 not needed anymore due to changes elsewhere in jump.c.
9506 * jump.c (jump_optimize): Fix first arg to modified_in_p in
9509 Mon Feb 2 19:18:14 1998 Richard Henderson <rth@cygnus.com>
9511 * expr.c (expand_builtin_setjmp): Accept two new arguments for
9512 the labels to branch to on first and subsequent executions. Don't
9513 play with __dummy. Rename `setjmp' insn to `builtin_setjmp_setup',
9514 and provide it with the jmp_buf. Use only one of
9515 `builtin_setjmp_receiver' or `nonlocal_goto_receiver',
9516 and provide the former with the target label.
9517 (expand_builtin) [BUILTIN_SETJMP]: Generate a label for use by setjmp.
9518 (expand_builtin) [BUILTIN_LONGJMP]: Split out to ...
9519 (expand_builtin_longjmp): ... here. Recognize a `builtin_longjmp'
9520 insn to replace all of the normal nonlocal_goto code. Don't play
9521 with __dummy. Correct arguments to nonlocal_goto.
9522 * expr.h (expand_builtin_setjmp): Update prototype.
9523 * except.c (start_dynamic_handler): When using builtin_setjmp,
9524 generate more accurate flow information.
9526 * alpha.md (nonlocal_goto_receiver_osf): Delete.
9527 (nonlocal_goto_receiver_vms): Rename to nonlocal_goto_receiver.
9528 (builtin_longjmp, builtin_setjmp_receiver): New.
9529 * sparc.md (update_return): Disambiguate unspec number.
9530 (nonlocal_goto): Rearrange arguments to match caller in except.c.
9531 (builtin_setjmp_setup): Rename from setjmp. Match and ignore the
9533 * mips.md (nonlocal_goto_receiver, builtin_setjmp_receiver): Remove.
9534 (builtin_setjmp_setup*, builtin_longjmp): New.
9536 Mon Feb 2 16:43:10 1998 John Carr <jfc@mit.edu>
9538 * mips.md: Change gen_rtx (CONST_INT) to GEN_INT.
9540 Mon Feb 2 13:06:47 1998 Jim Wilson <wilson@cygnus.com>
9542 * vmsconfig.com: Remove bytecode references.
9544 1998-01-30 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
9546 * dwarf2out.c (dwarf2out_frame_init): Undo last change, so that
9547 -fno-sjlj-exceptions works for a target that defines
9548 DWARF2_UNWIND_INFO as zero.
9550 * regmove.c (fixup_match_1): Undo last change which removed some
9551 "useless" code, and add a comment explaining this.
9553 Mon Feb 2 10:47:14 1998 Gavin Koch (gavin@cygnus.com)
9555 * mips.c (mips_expand_prologue): Change uses of TARGET_64BIT
9558 Mon Feb 2 10:38:41 1998 Klaus Kaempf <kkaempf@progis.de>
9560 * makefile.vms: Remove bytecode references.
9561 Create genrtl files.
9563 Mon Feb 2 02:08:04 1998 Michael P. Hayes <michaelh@ongaonga.chch.cri.nz>
9565 * jump.c (jump_optimize): Allow conditional loading of floating point
9566 constants and constants from memory. Reinstalled modified_in_p tests.
9568 Mon Feb 2 01:38:39 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
9570 * loop.c (get_condition): Handle sign-extended constants.
9572 Mon Feb 2 01:22:46 1998 Hans-Peter Nilsson <hp@axis.se>
9574 * expr.c (emit_push_insn): Add code to use movstrti if present.
9576 * expr.c (emit_push_insn): Use same max-move-amount for movstrhi
9577 and movstrqi as in emit_block_move ().
9579 Mon Feb 2 00:09:52 1998 Toon Moene <toon@moene.indiv.nluug.nl>
9581 * config/m68k/x-next: Remove /NextDeveloper/Headers from
9582 the directories to fixinclude - /usr/include is a link
9583 to it and hence its contents are fixed by default.
9585 Sun Feb 1 14:15:33 1998 Franz Sirl <franz.sirl-kernel@lauterbach.com>
9587 * rs6000/linux.h: define JUMP_TABLES_IN_TEXT_SECTION
9589 Sun Feb 1 13:01:15 1998 Klaus Kaempf <kkaempf@progis.de>
9591 * cccp.c (main): Predefine __VMS_VER on VMS.
9593 Sun Feb 1 12:39:53 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
9595 * expr.c (get_inner_reference): Use sbitsizetype for type sizes.
9596 * fold-const.c (size_int): Replace with
9598 (make_bit_field_ref): Use bitsize_int for bit position.
9599 * stor-layout.c (sizetype): Delete.
9600 (sizetype_tab, sbitsizetype, ubitsizetype): Declare.
9601 (layout_record, layout_union, layout_type):
9602 Use bitsize_int for bit size.
9603 (set_sizetype): New function.
9604 (make_signed_type, make_unsigned_type): Use it.
9605 * c-decl.c (init_decl_processing): Likewise.
9606 * tree.h (size_int): Don't delcare, #define.
9607 (size_int_wide, sizetype_tab, sbitsize, ubitsize): Declare.
9608 (set_sizetype): Declare.
9609 (bitsize_int, size_int_2, BITS_PER_UNIT_LOG, sizetype, bitsizetype):
9611 * c-typeck.c (c_sizeof, c_sizeof_nowarn, c_size_in_bytes):
9612 Convert result to sizetype.
9613 (really_start_incremental_init, push_init_level):
9614 Set type of constructor_bit_index to sbitsizetype.
9615 (push_init_level): Use unsigned arithmetic to determine padding.
9616 (output_init_element): Likewise.
9618 Sun Feb 1 03:32:07 1998 Jeffrey A Law (law@cygnus.com)
9620 * combine.c (simplify_shift_const): Fix typo in last change.
9622 Sun Feb 1 02:50:46 1998 John Carr <jfc@mit.edu>
9624 * combine.c (simplify_shift_const): (lshiftrt (truncate (lshiftrt)))
9625 is (truncate (lshiftrt)).
9627 Sun Feb 1 01:06:53 1998 Richard Henderson <rth@cygnus.com>
9629 * alpha.c (alpha_expand_unaligned_load): Use expand_binop properly.
9630 Make sure result winds up in TGT.
9631 (alpha_expand_unaligned_store): Use expand_binop properly. Allow
9632 src to be other than DImode.
9633 (alpha_expand_unaligned_load_words): Tidy. Take an offset argument.
9634 (alpha_expand_unaligned_store_words): Likewise.
9635 (alpha_expand_block_move): Use REGNO_POINTER_ALIGN. Restructure so
9636 that source and destination are separately optimized for alignment.
9637 (alpha_expand_block_clear): Use REGNO_POINTER_ALIGN.
9639 Sun Feb 1 01:55:09 1998 Jeffrey A Law (law@cygnus.com)
9641 * mips.md (adddi3_internal_2): Be consistent with adddi3 expander
9642 with handling of -32768.
9644 Sun Feb 1 01:48:18 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9646 * aclocal.m4 (GCC_NEED_DECLARATION): Modify macro to accept a
9647 shell variable argument instead of only hard coded functions.
9648 (GCC_NEED_DECLARATIONS): New macro to accept multiple functions.
9650 * configure.in: Collapse multiple calls to AC_CHECK_FUNCS into one
9651 call. Collapse multiple calls to GCC_NEED_DECLARATION into one
9652 call to GCC_NEED_DECLARATIONS (new macro.) Check if we need
9653 declarations for bcopy, bcmp and bzero.
9655 * acconfig.h: Add stubs for bcopy, bcmp and bzero declarations.
9657 * gansidecl.h: If we have bcopy but don't declare it, then do so.
9658 Likewise for bcmp and bzero. Only define macros for bcopy, bcmp,
9659 bzero, index and rindex if they aren't already present.
9661 Sat Jan 31 11:26:58 1998 Jeffrey A Law (law@cygnus.com)
9663 * toplev.c (close_dump_file): Wrap function prototype for
9664 argument "func" in PROTO.
9665 (dump_rtl): Likewise.
9667 Fri Jan 30 22:30:39 1998 John Carr <jfc@mit.edu>
9669 * sparc.c (sparc_override_options): Make v8plus and ultrasparc set
9671 (output_function_epilogue): Omit epilogue if nothing drops through.
9672 (output_move_double): Supress int ldd usage on ultrasparc and v9.
9673 (registers_ok_for_ldd_peep): Likewise.
9674 (print_operand): Supress b,a on ultrasparc. Let Y accept a constant.
9675 (ultrasparc_adjust_cost): New function.
9676 (sparc_issue_rate): New function.
9677 * sparc.h (MASK_VIS, TARGET_VIS): New
9678 (MASK_V8PLUS, TARGET_V8PLUS): New.
9679 (TARGET_HARD_MUL32, TARGET_HARD_MUL): New.
9680 (TARGET_SWITCHES): Add vis and v8plus.
9681 (REG_CLASS_FROM_LETTER): Accept d and b for VIS.
9682 (REGISTER_MOVE_COST): FP<->INT move cost 12 for ultrasparc.
9683 (RTX_COSTS): Use TARGET_HARD_MUL
9684 (ADJUST_COST): Call ultrasparc_adjust_cost.
9686 * sparc.md (attr type): Add sload, fpmove, fpcmove. Adjust users
9687 of load & fp appropritely.
9688 (supersparc function units): Adjust for Haifa.
9689 (ultrasparc function units): Likewise.
9690 (get_pc_via_rdpc): All v9, not just arch64.
9691 (movdi_v8plus, movdi_v8plus+1): New.
9692 (adddi3_sp32+1): New.
9693 (subdi3_sp32+1): New.
9694 (movsi_insn, movsf_const_insn, movdf_const_insn): Know VIS.
9695 (addsi3, subsi3, anddi3_sp32, andsi3, and_not_di_sp32): Likewise.
9696 (and_not_si, iordi3_sp32, iorsi3, or_not_di_sp32, or_not_si): Likewise.
9697 (xorsi3_sp32, xorsi3, xor_not_di_sp32, xor_not_si): Likewise.
9698 (one_cmpldi2_sp32, one_cmplsi2): Likewise.
9699 (ldd peepholes): Suppress for v9.
9700 (return_adddi): Kill redundant test. Arg1 may be arith_operand.
9701 (return_subsi): Revmove.
9703 Fri Jan 30 18:30:03 1998 John F Carr <jfc@mit.edu>
9705 * mips.c (save_restore_insns): Set RTX_UNCHANGING_P in register
9706 save/restore MEM rtl.
9708 Fri Jan 30 09:08:16 1998 Jeffrey A Law (law@cygnus.com)
9710 * configure.in: Check for declaration of abort.
9711 * acconfig.h: Corresponding changes.
9712 * toplev.c: Use NEED_DECLARATION_ABORT to determine if abort should
9715 Thu Jan 29 20:26:12 1998 Jeffrey A Law (law@cygnus.com)
9717 * genattrtab.c (optimize): Define in case PRESERVE_DEATH_INFO_REGNO_P
9720 Thu Jan 29 09:27:56 PST 1998 Jeff Law (law@cygnus.com)
9722 * version.c: Bump for snapshot.
9724 Thu Jan 29 10:12:27 1998 Jeffrey A Law (law@cygnus.com)
9726 * configure.in: Check for atoq and atoll.
9727 * rtl.c (read_rtx): Use HAVE_ATOLL and HAVE_ATOQ to select the
9728 proper routine for converting ascii into long long values.
9730 Thu Jan 29 01:28:14 1998 Klaus Kaempf <kkaempf@progis.de>
9732 * cccp.c (SYS$SEARCH, SYS$PARSE): Write as upper-case.
9734 * vmsconfig.com: Remove bytecode references.
9736 * alpha/vms.h (PREFIX): Define.
9738 * alpha/vms.h (ASM_OUTPUT_ALIGNED_COMMON): Remove.
9740 * am-alpha.h: Don't include alloca for OPEN_VMS.
9742 * alpha/xm-vms.h (HAVE_CPP_STRINGIFY): Define.
9744 * alpha/xm-vms.h (INCLUDE_DEFAULTS): Define.
9745 (GCC_INCLUDE_DIR): Define
9747 * make-cc.com, make-cccp.com, make-cc1.com: Removed.
9748 * makefile.vms: New file.
9750 * alpha/vms.h (CPP_PREDEFINES): Remove -Dalpha.
9752 * alpha.c (output_prolog): Output '.name' directive
9753 for minimal traceback information.
9755 * alpha.c (output_prolog): Don't prepend entry point symbols
9756 with '$' on OPEN_VMS.
9758 Thu Jan 29 00:25:35 1998 David S. Miller <davem@tanya.rutgers.edu>
9759 Jeffrey A Law (law@cygnus.com)
9761 * rtl.c (read_rtx): Use atol/atoq based upon disposition of
9764 * genattrtab.c (write_test_expr): Use HOST_WIDE_INT_PRINT_DEC
9766 * genemit.c (gen_exp): Likewise.
9767 * genpeep.c (match_rtx): Likewise.
9768 * genrecog.c (write_tree_1): Likewise.
9770 * c-lex.c (yyprint): Use proper format string based upon
9771 disposition of HOST_BITS_PER_WIDE_INT.
9772 (yylex): Put casts in right place for args to build_int_2.
9774 Thu Jan 29 00:24:29 1998 Jeffrey A Law (law@cygnus.com)
9776 * combine.c: Fix typos in Jan27 changes.
9778 Thu Jan 29 00:07:49 1998 Ollivier Robert <roberto@keltia.freenix.fr>
9780 * i386/freebsd.h (LIB_SPEC): Correctly handle -shared, -p and friends.
9781 (LINK_SPEC): Likewise.
9782 (STARTFILE_SPEC): Likewise.
9784 1998-01-28 Mike Stump <mrs@wrs.com>
9786 * rtlanal.c (dead_or_set_regno_p): Ignore REG_DEAD notes after
9788 * genattrtab.c (reload_completed): Define.
9790 * m32r.md, mips.md, mn10200.md, mn10300.md, pyr.md: Remove obsolete
9793 Wed Jan 28 20:11:06 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
9795 * reload.c (push_reload): If WORD_REGISTER_OPERATIONS, reload the
9796 SUBREG_REG if the word count is unchanged, also in the input reload
9797 case. Disable non-applicable sanity checks.
9799 Wed Jan 28 20:08:26 1998 Jeffrey A Law (law@cygnus.com)
9801 * config/t-svr4 (TARGET_LIBGCC2_CFLAGS): Add -fPIC.
9803 Wed Jan 28 20:04:43 1998 Ian Lance Taylor <ian@cygnus.com>
9805 * i386/t-cygwin32 (LIMITS_H_TEST, LIBGCC2_INCLUDES): Define.
9807 Wed Jan 28 11:45:27 1998 Per Bothner <bothner@cygnus.com>
9809 * dbxout.c (dbxout_type): For a RECORD_TYPE, check that TYPE_BINFO
9810 is a TREE_VEC before trying to use it for baseclasses.
9811 (Chill uses the same field for a different purpose.)
9813 * toplev.c (strip_off_ending): Generalize to endings up to 5 chars.
9815 Tue Jan 27 23:15:55 1998 Lassi A. Tuura <lat@iki.fi>
9817 * config.sub: More accurate determination of HP processor types.
9819 Tue Jan 27 23:11:11 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9821 * c-lex.c: Include <stdlib.h> and <string.h>/<strings.h>. Add
9822 prototype for `handle_sysv_pragma', and make it static. Add
9823 parentheses around assignment used as truth value.
9825 * combine.c (combine_instructions): Protect variable `prev' with
9827 (can_combine_p): Protect variable `link' with AUTO_INC_DEC.
9828 (extract_left_shift): Add parentheses around operand of &.
9829 (merge_outer_ops): Avoid an empty body in an else-statement.
9830 (gen_rtx_combine): Remove unused variable `i'.
9832 * sparc/gmon-sol2.c: Include <fcntl.h>. Make return type of
9833 function monstartup `void'. Likewise for internal_mcount. Add
9834 `static void' prototype for moncontrol. Reconcile sprintf format
9837 * sparc/sparc.c: Include <stdlib.h> and <string.h>/<strings.h>.
9838 Make return type of function_arg_slotno explicitly `int'.
9839 (reg_unused_after): Add parentheses around assignment used as
9841 (save_regs): Add explicit braces to avoid ambiguous `else'.
9842 (function_arg_slotno): Add parentheses around && within ||.
9843 (function_arg_pass_by_reference): Likewise.
9844 (sparc_flat_output_function_prologue): Reconcile fprintf format
9847 * svr4.h (ASM_OUTPUT_LIMITED_STRING): Add parentheses around
9848 assignment used as truth value.
9850 * cplus-dem.c: Include <stdlib.h>.
9851 (demangle_signature): Avoid an empty body in an else-statement.
9852 (do_type): Remove unused variable `lvl'.
9854 * cppexp.c: Don't have <stdlib.h> depend on MULTIBYTE_CHARS.
9855 Include <string.h>/<strings.h>.
9856 (cpp_lex): Remove unused variable `namelen'.
9857 (cpp_lex): Explicitly declare `num_chars' as an int.
9859 * cpplib.c: Avoid duplicate inclusion of <stdlib.h>, include
9860 <unistd.h> instead. Explicitly declare is_system_include
9862 (make_assertion): Remove unused variable `kt'.
9863 (cpp_expand_to_buffer): Hide variable `obuf'.
9864 (output_line_command): Remove unused variables, `line_end',
9865 `line_cmd_buf' and `len'.
9866 (macarg): Remove unused variable `arg_start'.
9867 (special_symbol): Remove unused variable `i'. Add parentheses
9868 around assignment used as truth value.
9869 (do_include): Remove unused variables `pcfname' and `retried',
9870 hide `pcf' and `pcfbuflimit'.
9871 (do_line): Remove unused variable `i'.
9872 (finclude): Hide variable `missing_newline'.
9873 (cpp_handle_options): Remove unused variable `j'.
9874 (read_token_list): Remove unused variable `eofp'.
9875 (cpp_error_with_line): Remove unused variable `i'.
9876 (cpp_warning_with_line): Likewise.
9877 (cpp_pedwarn_with_line): Explicitly declare `column' as int.
9878 (cpp_error_from_errno): Remove unused variable `i'.
9880 * cse.c (invalidate): Add parentheses around assignment used as
9882 (find_best_addr): Move declaration of variable `our_cost' inside
9883 the conditional macro where its used.
9884 (fold_rtx): Avoid an empty body in an if-statement.
9885 (cse_insn): Wrap variables `this_insn_cc0_mode' and
9886 `this_insn_cc0' in macro HAVE_cc0.
9888 * dwarf2out.c: Include <stdlib.h> and <string.h>/<string.h>.
9889 (ASM_OUTPUT_DWARF_DATA8): Reconcile format vs. args in fprintf's.
9890 (output_uleb128): Likewise.
9891 (output_sleb128): Likewise.
9892 (output_cfi): Likewise.
9893 (output_call_frame_info): Remove unused variables `j', `fde_size'
9895 (comp_unit_has_inlines): Hide declaration as per rest of file.
9896 (size_of_line_prolog): Correct typo in prototype.
9897 (add_arange): Likewise.
9898 (output_aranges): Likewise.
9899 (add_name_and_src_coords_attributes): Likewise.
9900 (gen_array_type_die): Likewise.
9901 (gen_inlined_subroutine_die): Likewise.
9902 (equate_decl_number_to_die): Remove unused variable `i'.
9903 (print_die): Reconcile format vs. args in fprintf's.
9904 (print_dwarf_line_table): Likewise.
9905 (output_die): Likewise.
9906 (output_line_info): Likewise.
9907 (add_subscript_info): Avoid an empty body in an else-statement.
9908 (gen_subprogram_die): Remove unused variable `fp_loc'.
9910 * dwarfout.c: Explicitly declare `next_pubname_number' as int.
9911 Protect `ordering_attribute' prototype with USE_ORDERING_ATTRIBUTE
9912 macro. Protect `src_coords_attribute' prototype with
9913 DWARF_DECL_COORDINATES macro. Hide `output_entry_point_die'
9914 prototype as in the rest of the file. Likewise for
9915 `output_pointer_type_die' and `output_reference_type_die'. Remove
9916 prototype for `type_of_for_scope'.
9917 (output_unsigned_leb128): Reconcile format vs. args in fprintf.
9918 (type_attribute): Add explicit braces to avoid ambiguous `else'.
9920 * final.c: Include <stdlib.h> and <string.h>/<strings.h>.
9921 (shorten_branches): Protect declaration of tmp_length with
9922 SHORTEN_WITH_ADJUST_INSN_LENGTH and ADJUST_INSN_LENGTH macros.
9923 (profile_function): Protect declaration of `sval' and `cxt'
9924 variables with appropriate macros.
9925 (final_scan_insn): Likewise for `note' variable. Add explicit
9926 braces to avoid empty body in an if-statement.
9927 (output_asm_insn): Move variable `i' inside macro conditional
9928 where it is used. Add parentheses around assignment used as truth
9930 (asm_fprintf) Likewise, likewise.
9932 * fix-header.c (main): Remove unused variable `done'. Protect
9933 declaration of `i' with FIXPROTO_IGNORE_LIST.
9935 * pexecute.c: Include <unistd.h>. Prototype `my_strerror'.
9937 * print-rtl.c (print_inline_rtx): Explicitly declare the parameter
9940 * profile.c: Include <string.h>/<strings.h>.
9941 (instrument_arcs): Remove unused variables `note', `inverted',
9942 `zero' and `neg_one'.
9943 (branch_prob): Avoid empty body in an if-statement.
9945 * regclass.c: Include <stdlib.h>.
9946 (reg_alternate_class): Explicitly declare parameter `regno'.
9948 * regmove.c (regmove_optimize): Remove unused variable `p'. Add
9949 parentheses around assignment used as truth value.
9950 (find_matches): Remove unused variables `output_operand' and
9952 (fixup_match_1): Remove statement with no effect: "if (0) ;".
9954 * scan.c (sstring_append): Explicitly declare `count' as int.
9955 (scan_string): Explicitly declare parameter `init' as int.
9957 * sched.c: Include <stdlib.h>.
9958 (BLOCKAGE_RANGE): Add parentheses around arithmetic in operand of |.
9959 (rank_for_schedule): Add parentheses around assignment used as
9961 (schedule_block): Likewise.
9962 (regno_use_in): Likewise.
9963 (schedule_insns): Remove unused variable `i'.
9965 * toplev.c: Include <stdlib.h> and <string.h>/<strings.h>.
9966 (v_message_with_decl): Remove unused variable `n'.
9967 (botch): Explicitly declare parameter `s' as char *.
9968 (main): Add parentheses around assignment used as truth value.
9970 * tree.c (make_node): Protect the variable `kind' with the
9971 GATHER_STATISTICS macro.
9972 (real_value_from_int_cst): Move variable `e' inside conditional
9973 macro area where it is used.
9974 (tree_last): Add parentheses around assignment used as truth value.
9975 (build1): Protect the variable `kind' with the GATHER_STATISTICS
9977 (print_obstack_statistics): Reconcile format vs. args in fprintf.
9978 Protect variables `i', `total_nodes', and `total_bytes' with the
9979 GATHER_STATISTICS macro.
9981 Tue Jan 27 23:01:55 1998 Mike Stump (mrs@wrs.com)
9983 * m32r.md, mips.md, mn10200.md, mn10300.md, pyr.md: Add
9984 some comments regarding use of dead_or_set_p.
9986 Tue Jan 27 22:14:48 1998 Todd Vierling <tv@pobox.com>
9988 * fixincludes: Tweak fix for struct exception in math.h
9990 Tue Jan 27 17:21:09 1998 Gavin Koch (gavin@cygnus.com)
9992 * mips/mips.c (mips_expand_prologue,mips_expand_epilogue):
9993 Change mode of registers used to add/sub from
9994 hard_frame_pointer_rtx from word_mode to Pmode.
9996 Tue Jan 27 11:02:04 1998 Nick Clifton <nickc@cygnus.com>
9998 * v850.h (ASM_OUTPUT_ALIGNED_BSS): Use
9999 asm_output_aligned_bss() instead of asm_output_bss().
10001 * toplev.c (rest_of_compilation): Replace references to
10002 stack_reg_dump_file and dbr_sched_dump_file with references to
10005 Tue Jan 27 10:22:13 1998 Kamil Iskra <iskra@student.uci.agh.edu.pl>
10007 * tlink.c (scan_linker_output): Call fclose() for opened files.
10009 Tue Jan 27 05:05:26 1998 Richard Henderson <rth@cygnus.com>
10011 * alpha.c (output_epilog [!VMS]): Don't tag global functions if
10012 compiling with -fpic -- we want to be able to override symbols
10014 (alpha_expand_block_move): Fix thinko in last change.
10016 * alpha.h (ASM_OUTPUT_MI_THUNK): New define.
10017 * config/alpha/win-nt.h (ASM_OUTPUT_MI_THUNK): New define.
10018 * config/alpha/vms.h (ASM_OUTPUT_MI_THUNK): New undef.
10020 Tue Jan 27 03:21:23 1998 Richard Henderson <rth@cygnus.com>
10022 * alpha.md (abssf, absdf): Revert last change.
10024 Tue Jan 27 00:26:50 1998 John Carr <jfc@mit.edu>
10026 * dwarf2out.c (dwarf2out_frame_init): Test value of DWARF2_UNWIND_INFO.
10027 * mips/sni-svr4.h: Define DWARF2_UNWIND_INFO as 0.
10029 Tue Jan 27 00:07:02 1998 Jeffrey A Law (law@cygnus.com)
10031 * emit-rtl.c (gen_lowpart_common): Handle more case where converting
10032 a CONST_INT into SFmode.
10034 Tue Jan 20 16:01:03 1998 Anthony Green <green@cygnus.com>
10036 * flags.h: New flag (optimize_size).
10037 * toplev.c (main): Parse -Os option and set optimize_space
10039 * gcc.c (default_compilers), cp/lang-specs.h, f/lang-specs.h: Define
10040 __OPTIMIZE_SIZE__ when compiling with -Os.
10041 * config/dsp16xx/dsp16xx.h, config/i386/i386.h,
10042 config/i386/dgux.h, config/i960/i960.h, config/pdp11/pdp11.h,
10043 config/v850/v850.h (OPTIMIZATION_OPTIONS): New SIZE argument
10045 * config/i386/i386.c (optimization_options): Accept new SIZE argument.
10047 Mon Jan 26 23:57:39 1998 Manfred Hollstein <manfred@s-direktnet.de>
10049 * libgcc2.c (__clear_insn_cache): On sysV68 enable the memctl
10050 stuff only if MCT_TEXT is #define'd.
10052 Mon Jan 26 23:52:51 1998 Markus F.X.J. Oberhumer <k3040e4@c210.edvz.uni-linz.ac.at>
10054 * configure.in (i*86-pc-msdosdjgpp): Treat like msdos & go32
10057 Fri Jan 23 09:39:36 1998 Nick Clifton <nickc@cygnus.com>
10059 * toplev.c: Add -dM command line option to dump RTL after the
10060 machine dependent reorganisation pass, if there is one.
10061 Reorganise RTL dump code, so that only one file handle is
10064 Mon Jan 26 12:09:42 1998 Benjamin Kosnik <bkoz@rhino.cygnus.com>
10066 * except.c (check_exception_handler_labels): Disable warning when
10069 Mon Jan 26 18:17:32 1998 Jim Wilson <wilson@cygnus.com>
10071 * sparc.c (pic_setup_code): Don't set LABEL_PRESERVE_P.
10073 Mon Jan 26 18:11:30 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
10075 * c-decl.c (grokdeclarator): Get parameter tags from
10076 last_function_parm_tags.
10077 * dwarfout.c (output_formal_types): Set TREE_ASM_WRITTEN before
10078 traversing the parameter types.
10079 (output_type): No early exit for FUNCTION_TYPE / METHOD_TYPE context.
10081 Mon Jan 26 01:44:12 1998 Jeffrey A Law (law@cygnus.com)
10083 * h8300.c (print_operand): Handle CONST_DOUBLE for 'e', 'f', and
10085 (get_shift_alg): Fix typo.
10087 Sun Jan 25 22:22:04 1998 Richard Henderson <rth@cygnus.com>
10089 * alpha.c (alpha_expand_block_move): Copy ADDRESSOF to reg.
10091 Sun Jan 25 22:14:28 1998 Richard Henderson <rth@cygnus.com>
10093 * toplev.c (get_run_time): Make sure each case gets its variables.
10095 Sun Jan 25 22:10:21 1998 Richard Henderson <rth@cygnus.com>
10097 * configure.in (build_xm_file): Add auto-config.h if host=build.
10098 (host_xm_file_list): Don't add $(srcdir) to auto-config.h.
10099 (build_xm_file_list): Likewise.
10100 * configure: Rebuild.
10102 Sun Jan 25 22:00:25 1998 Alasdair Baird <alasdair@wildcat.demon.co.uk>
10104 * recog.c (validate_replace_rtx_1): Only perform substitutions
10105 of arguments to commutative and comparison operators once.
10107 Sun Jan 25 12:30:18 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10109 * sparc.c (output_cbranch): Add default case in
10110 enumeration switch.
10112 * reorg.c (insn_sets_resource_p): Correct typo in prototype.
10113 (emit_delay_sequence): Eliminate unused parameter, all callers
10115 (fill_simple_delay_slots): Likewise.
10116 (fill_slots_from_thread): Likewise.
10117 (fill_eager_delay_slots): Likewise.
10118 (mark_referenced_resources): Add default case in enumeration switch.
10119 (mark_set_resources): Likewise.
10120 (rare_destination): Likewise.
10121 (mostly_true_jump): Likewise.
10122 (find_dead_or_set_registers): Likewise.
10123 (redirect_with_delay_slots_safe_p): Remove unused variable `slots'.
10124 (update_reg_unused_notes): Remove unused variable `p'.
10125 (mark_target_live_regs): Remove unused variables `next' and
10127 (fill_simple_delay_slots): Remove unused variable `j'.
10128 (fill_slots_from_thread): Add parentheses around assignment used
10130 (dbr_schedule): Likewise.
10132 * objc/Make-lang.in (objc.stage1): Depend on stage1-start.
10133 (objc.stage2, objc.stage3, objc.stage4): Likewise.
10135 Sun Jan 25 12:13:47 1998 Michael Tiemann <michael@tiemann.org>
10137 * cse.c (simplify_ternary_operation): Don't try to simplify
10138 IF_THEN_ELSE expressions (created by combine) that don't use
10139 relational operators.
10141 Fri Jan 23 22:48:24 1998 Jeffrey A Law (law@cygnus.com)
10143 * cse.c (simplify_ternary_operation): Handle more IF_THEN_ELSE
10146 * crtstuff.c (init_dummy): Keep the epilogue in the init
10147 section for non-ELF systems.
10149 Fri Jan 23 23:28:59 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
10151 * sh.md (movqi_i+1): New peephole.
10153 Fri Jan 23 15:39:42 1998 Jim Wilson <wilson@cygnus.com>
10155 * Makefile.in: Remove remaining bytecode stuff.
10156 * emit-rtl.c, expr.c: Likewise.
10158 Fri Jan 23 12:41:10 1998 Nick Clifton (nickc@cygnus.com)
10160 * toplev.c (lang_options): Add unknown-pragma options.
10162 Thu Jan 22 23:43:38 1998 Per Bothner <bothner@cygnus.com>
10164 * dwarfout.c (byte_size_attribute): Simplify and fix - don't need
10165 special (and incomplete) handling for Chill arrays.
10167 Fri Jan 23 00:27:23 1998 John Carr <jfc@mit.edu>
10169 * toplev.c (get_run_time): Call sysconf(_SC_CLK_TCK), when available,
10172 Fri Jan 23 00:19:36 1998 Gavin Koch (gavin@cygnus.com)
10174 * mips.md (muldi3_internal2): Reverse test for TARGET_MIPS16.
10176 1998-01-22 scott snyder <snyder@d0sgif.fnal.gov>
10178 * mips.c (function_prologue): Use HARD_FRAME_POINTER_REGNUM in
10179 .frame directive instead of FRAME_POINTER_REGNUM.
10181 Fri Jan 23 00:08:55 1998 Robin Kirkham <rjk@mlb.dmt.csiro.au>
10183 * m68k.h (TARGET_SWITCHES): -mcpu32 now clears MASK_68881.
10184 (MACHINE_STATE_m68010_up): Replaced __mc68332__ with __mcpu32__.
10185 * m68k/m68k-none.h(CPP_FPU_SPEC): Update relative to TARGET_SWITCHES.
10186 (CPP_SPEC, ASM_SPEC, CC1_SPEC): Likewise.
10187 (CPP_SPEC): -m68332 defines both __mc68332 and __mcpu32__.
10188 * m68k/t-m68kbare (MULTILIB_OPTIONS): Add mcpu32.
10189 (MULTILIB_MATCHES): -m68332 now uses mcpu32 libraries, not m68000.
10190 (MULTILIB_EXCEPTIONS): Don't build 68881 libraries for m68000,
10192 * longlong.h: Replace __mc68332__ with __mcpu32__.
10194 Thu Jan 22 19:55:40 PST 1998 Jeff Law (law@cygnus.com)
10196 * version.c: Bump for snapshot.
10198 Thu Jan 22 14:47:31 1998 Jim Wilson <wilson@cygnus.com>
10200 * reload.c (push_reload): In WORD_REGISTER_OPERATIONS code, add test
10201 to require the SUBREG mode to be smaller than the SUBREG_REG mode.
10202 * reload1.c (eliminate_regs): Likewise.
10204 Thu Jan 22 14:49:14 1998 Jeffrey A Law (law@cygnus.com)
10206 * regmove.c (find_matches): Initialize matches->earlyclobber too.
10208 Thu Jan 22 01:40:52 1998 Richard Henderson <rth@cygnus.com>
10210 * alpha.md (abssf2, absdf2): Disable in IEEE mode.
10211 (negsf2, negdf2): Use proper subtract in IEEE mode.
10213 Tue Jan 20 09:29:09 1998 Jeffrey A Law (law@cygnus.com)
10215 * Makefile.in: Remove more bytecode stuff.
10216 * expr.c, stmt.c, config/msdos/top.sed: Likewise.
10217 * vax/xm-vms.h, winnt/config-nt.sed: Likewise.
10218 * f/install.texi, objc/Make-lang.in: Likewise.
10220 * Makefile.in: Remove all bytecode support.
10221 (OBJS): Make sure last entry is a real object file, not EXTRA_OBJS.
10222 * emit-rtl.c: Remove all bytecode support.
10223 * expr.c, expr.h function.c, integrate.c: Likewise.
10224 * output.h, regclass.c, rtl.h, stmt.c, toplev.c: Likewise.
10225 * tree.h, varasm.c: Likewise.
10226 * config/m68k/m68k.h: Likewise.
10227 * bi-*, bc-*, bytecode*: Delete bytecode related files.
10228 * modemap.def: Likewise.
10230 Tue Jan 20 09:02:31 1998 Gavin Koch (gavin@cygnus.com)
10232 * mips/mips.md (divsi3,divdi3,modsi3,moddi3,udivsi3,udivdi3,
10233 umodsi3,umoddi3): Handle mips16 div/mod by a constant.
10235 Mon Jan 19 21:57:00 1998 Richard Henderson <rth@cygnus.com>
10237 * i386.md (push): Prohibit symbolic constants if flag_pic.
10238 (movsi+1): Likewise for move to non-register.
10240 Mon Jan 19 11:15:38 1998 Jim Wilson <wilson@cygnus.com>
10242 * alpha.c (mode_mask_operand): Accept 0xffffffff on 32 bit host.
10243 (print_operand): Handle 0xffffffff on 32 bit host.
10245 * configure.in (thread_file): Rename uses before main loop to
10246 target_thread_file. Initialize to empty in main loop. Set thread_file
10247 to target_thread_file after main loop if not set.
10248 * configure: Rebuild.
10250 * genattrtab.c (find_and_mark_used_attributes): Handle CONST_INT.
10251 (add_values_to_cover): Revert last change (which had no ChangeLog
10253 (simplify_with_current_value_aux): Handle CONST_INT.
10255 Mon Jan 19 10:14:55 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
10257 * unprotoize.c: Define UNPROTOIZE first, to actually take effect.
10259 Mon Jan 19 10:11:52 1998 Richard Henderson <rth@cygnus.com>
10261 * configure.in: Add cpp stringify test.
10262 * acconfig.h (HAVE_CPP_STRINGIFY): New tag.
10263 * gengenrtl.c: Use it.
10264 * configure, config.in: Rebuild.
10266 Mon Jan 19 09:43:15 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
10268 * Makefile.in (genrtl.c genrtl.h): Add dummy command for GNU make.
10270 Mon Jan 19 09:38:18 1998 Richard Henderson <rth@cygnus.com>
10272 * configure.in: Find declaration for sbrk.
10273 * acconfig.h (NEED_DECLARATION_SBRK): New tag.
10274 * config.in, configure: Rebuild.
10275 * mips-tfile.c: Properly protect declaration of sbrk and free.
10276 * toplev.c: Properly protect declaration of sbrk.
10278 Sun Jan 18 20:18:01 1998 Richard Henderson <rth@cygnus.com>
10280 * alpha.c (alpha_handle_trap_shadows): Ignore CLOBBERs.
10282 Sun Jan 18 01:54:27 1998 Jeffrey A Law (law@cygnus.com)
10284 * alpha/xm-winnt.h (HAS_INIT_SECTION): Undefine.
10286 Sun Jan 18 00:57:35 1998 Mike Stump (mrs@wrs.com)
10288 * configure.in (i960-wrs-vxworks): Default to latest vxworks release.
10290 Sat Jan 17 23:41:36 1998 David S. Miller <davem@tanya.rutgers.edu>
10292 * combine.c (force_to_mode, nonzero_bits): Correctly optimize
10293 constant offset computations from objects with known alignment in
10294 the presence of STACK_BIAS.
10296 * varasm.c (immed_double_const): Add casts to HOST_WIDE_INT where
10298 (const_hash): Hash val is unsigned long.
10299 (SYMHASH): Likewise.
10301 * tree.c (TYPE_HASH): Type of hash val is unsigned long.
10303 * print-tree.c (print_node_brief): HOST_PTR_PRINTF format wants a
10304 char pointer, not HOST_WIDE_INT.
10305 (print_node): Likewise. Also hash is unsigned long not
10308 * cse.c (canon_hash): Hash is unsigned long not HOST_WIDE_INT.
10310 * explow.c (optimize_save_area_alloca): New function for targets
10311 where SETJMP_VIA_SAVE_AREA is true.
10312 (allocate_dynamic_stack_space): On SETJMP_VIA_SAVE_AREA targets,
10313 compute the amount of stack space needed should we find later that
10314 setjmp is never called by this function, stuff rtl for this inside
10315 a REG_NOTE of the final SET of stack_pointer_rtx.
10316 * toplev.c (rest_of_compilation): If SETJMP_VIA_SAVE_AREA and
10317 current_function_calls_alloca, call optimize_save_area_alloca.
10319 Sat Jan 17 23:22:59 1998 John Wehle (john@feith.com)
10321 * i386.md: Remove redundant integer push patterns.
10322 Don't bother checking for TARGET_PUSH_MEMORY when
10323 pushing constants or registers.
10325 Sat Jan 17 22:35:39 1998 Mumit Khan <khan@xraylith.wisc.edu>
10326 J.J VanderHeijden <J.J.vanderHeijden@student.utwente.nl>
10328 * pexecute.c (pexecute): New function for mingw32. Supports pipes.
10329 (pwait): New function for mingw32.
10331 * gcc.c (execute): Mingw32 pexecute() supports pipes, but cygwin32
10332 pipe support is broken for now.
10334 1998-01-17 Lee Iverson <leei@Canada.AI.SRI.COM>
10336 * emit_rtl.c (init_emit_once): Ensure that potential aliasing
10337 between frame_pointer_rtx, hard_frame_pointer_rtx, and
10338 arg_pointer_rtx is respected in initialization.
10339 (init_emit_once): Use gen_rtx_raw_REG() to create
10340 return_address_pointer_rtx.
10342 * reorg.c: #include "expr.h" for rtx prototypes.
10343 * Makefile.in (reorg.o): Depend on expr.h
10345 Sat Jan 17 21:28:08 1998 Pieter Nagel <pnagel@epiuse.co.za>
10347 * Makefile.in (FLAGS_TO_PASS): Pass down gcc_include_dir and
10348 local_prefix to sub-make invocations.
10350 Sat Jan 17 21:24:16 1998 David T. McWherter <dtm@waterw.com>
10352 * objc-parse.c: Recognize protocol qualifiers in class definitions.
10354 Sat Jan 17 21:16:19 1998 Jeffrey A Law (law@cygnus.com)
10356 * rtl.h: Fix typos.
10358 * acconfig.h (NEED_DECLARATION_ATOL): New declaration to check for.
10359 * configure.in: Check for atol.
10360 * rtl.c (atol): Only provide the declaration if NEED_DECLARATION_ATOL.
10362 * rtl.c (read_rtx): Initialize list_rtx to NULL, not NULL_RTX.
10364 * loop.c (find_and_verify_loops): When attempting to move insns from
10365 inside the loop outside the loop, create a BARRIER if no suitable
10368 * jump.c (jump_optimize): Remove Dec 17, 1997 chance in
10369 favor of an equivalent change from gcc-2.8.
10371 * i386/x-sco5 (CC): Remove trailing whitespace.
10373 Sat Jan 17 21:09:46 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10375 * gengenrtl.c (type_from_format): De-ANSIfy function signature.
10376 (accessor_from_format): Likewise.
10377 (xmalloc): New function for use when linking with alloca.o.
10379 Mon Jan 5 02:53:01 1998 Bruno Haible <bruno@linuix.mathematik.uni-karlsruhe.de>
10381 * frame.c (find_fde): Correct FDE's upper bound.
10383 Fri Jan 16 16:23:52 1998 Richard Henderson <rth@cygnus.com>
10385 * gengenrtl.c (DEF_RTL_EXPR): Provide a K&R compliant version.
10387 Fri Jan 16 10:16:10 1998 Jeffrey A Law (law@cygnus.com)
10389 * calls.c (expand_call): Move #ifdef code out of macro argument
10391 (emit_library_call, emit_library_call_value): Likewise.
10393 Fri Jan 16 00:46:40 1998 Jeffrey A Law (law@cygnus.com)
10395 * rtl.def (INLINE_HEADER): Fix bug exposed by gen_rtx_FOO changes.
10397 Thu Jan 15 01:02:30 1998 Jeffrey A Law (law@cygnus.com)
10399 * version.c: Bump for snapshot.
10401 Wed Jan 14 22:49:17 1998 Richard Henderson <rth@cygnus.com>
10403 * alias.c: Change all uses of gen_rtx(FOO...) to gen_rtx_FOO;
10404 change gen_rtx(expr...) to gen_rtx_fmt_foo(expr...).
10405 * caller-save.c, calls.c, combine.c, cse.c: Likewise.
10406 * dwarf2out.c, except.c, explow.c, expmed.c, expr.c: Likewise.
10407 * final.c, flow.c, function.c, genpeep.c, haifa-sched.c: Likewise.
10408 * halfpic.c, integrate.c, jump.c, local-alloc.c, loop.c: Likewise.
10409 * profile.c, recog.c, reg-stack.c, regclass.c, regmove.c: Likewise.
10410 * reload.c, reload1.c, reorg.c, sched.c, stmt.c, stupid.c: Likewise.
10411 * unroll.c, varasm.c: Likewise.
10412 * config/alpha/alpha.c, config/alpha/alpha.md: Likewise.
10414 Wed Jan 14 19:36:08 1998 Gavin Koch (gavin@cygnus.com)
10416 * mips.h: Fix some type-o's from a previous change.
10418 Wed Jan 14 01:26:05 1998 Jeffrey A Law (law@cygnus.com)
10420 * loop.c (check_dbra_loop): Make sure initial value is a
10421 CONST_INT before trying to normalize it.
10423 Tue Jan 13 23:27:54 1998 Robert Lipe (robertl@dgii.com)
10425 * sco5.h (ASM_OUTPUT_SECTION_NAME): Refresh from ../svr4.h.
10427 Tue Jan 13 22:47:02 1998 Herman ten Brugge <herman@htbrug.net.HCC.nl>
10429 * cppexp.c: Include gansidecl.h
10431 Tue Jan 13 22:43:35 1998 Ian Lance Taylor <ian@cygnus.com>
10433 * svr4.h (LINK_SPEC): Never specify -h.
10434 * ptx4.h (LINK_SPEC): Likewise.
10435 * rs6000/sysv4.h (LINK_SPEC): Likewise.
10436 * sparc/sol2.h (LINK_SPEC): Likewise.
10438 Tue Jan 13 22:39:40 1998 Richard Henderson (rth@cygnus.com)
10440 * c-typeck.c (comptypes): Exit early on NULL input.
10442 * haifa-sched.c (schedule_insns): Correctly remove inter-block
10443 dependencies after reload.
10445 Tue Jan 13 22:22:31 1998 Franz Sirl <franz.sirl-kernel@lauterbach.com>
10447 * rs6000/linux.h (CPP_PREDEFINES): Add -D__ELF__.
10449 Tue Jan 13 22:14:57 1998 Klaus Kaempf <kkaempf@progis.de>
10451 * alpha/vms.h (DIR_SEPARATOR): define
10453 Tue Jan 13 22:13:04 1998 Bruno Haible <bruno@linuix.mathematik.uni-karlsruhe.de>
10455 * Makefile.in (stamp-proto): Remove.
10456 (protoize.o, unprotoize.o): Straightforward compile.
10457 * unprotoize.c: Define UNPROTOIZE here, not in the Makefile.
10459 Tue Jan 13 21:59:39 1998 Mumit Khan <khan@xraylith.wisc.edu>
10461 * i386/cygwin32.h (STRIP_NAME_ENCODING): Define for Win32 to strip
10462 off the trailing @[NUM] added by ENCODE_SECTION_INFO.
10464 Tue Jan 13 21:55:06 1998 Jeffrey A Law (law@cygnus.com)
10466 * arm/netbsd.h (DWARF2_UNWIND_INFO): Define as zero for now.
10467 * i386/netbsd.h, m68k/netbsd.h, ns32k/netbsd.h: Likewise.
10468 * sparc/netbsd.h, vax/netbsd.h: Likewise.
10470 Tue Jan 13 21:37:07 1998 Shigeya Suzuki <shigeya@foretune.co.jp>
10472 * i386/bsd386.h (DWARF2_UNWIND_INFO): Define as zero for now.
10474 Tue Jan 13 17:50:55 1998 Jim Wilson <wilson@cygnus.com>
10476 * configure.in (target_cpu_default, target_cpu_default2): Use double
10477 quotes around them when testing their value.
10478 * configure: Rebuilt.
10480 Tue Jan 13 09:07:44 1998 John Carr <jfc@mit.edu>
10482 * gengenrtl.c (gencode): Emit new function obstack_alloc_rtx
10484 (gendef): Call obstack_alloc_rtx.
10486 Tue Jan 13 01:16:36 1998 Robert Lipe (robertl@dgii.com)
10488 * configure.in: (i[3456]86-UnixWare7-sysv5): Treat much like SVR4
10491 Thu Dec 18 18:40:17 1997 Mumit Khan <khan@xraylith.wisc.edu>
10493 * i386/mingw32.h (INCOMING_RETURN_ADDR_RTX): Delete. Use the value
10494 of DWARF2_UNWIND_INFO, if any, from i386/cygwin32.h instead.
10495 (STANDARD_INCLUDE_DIR): Change to /usr/local/i386-mingw32/include.
10497 Tue Jan 13 00:44:02 1998 Jim Wilson <wilson@cygnus.com>
10499 * mips.md (return_internal): Change mode from SImode to VOIDmode.
10501 Sat Jan 10 22:11:39 1998 J. Kean Johnston <jkj@sco.com>
10503 * i386/sco5.h (STARTFILE_SPEC, ENDFILE_SPEC): Correctly handle
10506 Sat Jan 10 22:04:15 1998 Stan Cox <scox@equinox.cygnus.com>
10508 * i386.md: (movsicc_1, movhicc_1): For alternate 3 set the opcode
10509 suffix from operand 3.
10511 Sat Jan 10 21:50:16 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
10512 Jeffrey A Law (law@cygnus.com)
10514 * regmove.c: New implementation of regmove pass.
10515 * local-alloc.c (optimize_reg_copy_1, optimize_reg_copy_2): Remove
10516 decls, make them have external linkage. Return a value from
10517 optimize_reg_copy_1.
10518 * reload.h (count_occurrences): Add decl.
10519 * reload1.c (count_occurrences): Delete decl, make it have external
10521 * rtl.h (optimize_reg_copy_1, optimize_reg_copy_2): Declare.
10523 Sat Jan 10 20:30:12 1998 Jeffrey A Law (law@cygnus.com)
10525 * regclass.c (record_address_regs): Don't use REG_OK_FOR_BASE_P
10526 if it is not defined.
10528 Thu Jan 8 21:06:54 1998 Richard Henderson <rth@cygnus.com>
10530 * Makefile.in (OBJ, GEN, RTL_H): Add genrtl.[oh] bits.
10531 * emit-rtl.c (gen_rtx): Move special code to ...
10532 (gen_rtx_CONST_INT): New function.
10533 (gen_rtx_REG): New function.
10534 (*): Update all calls to gen_rtx.
10535 * genemit.c (gen_exp): Emit calls to gen_rtx_FOO for constant FOO.
10536 * rtl.h: Include genrtl.h; prototype CONST_INT & REG generators.
10537 (GEN_INT): Call gen_rtx_CONST_INT.
10538 * gengenrtl.c: New file.
10540 Mon Jan 5 13:00:18 1998 John F. Carr <jfc@mit.edu>
10542 * alias.c (*_dependence): Call base_alias_check before canon_rtx.
10543 (base_alias_check): If no base found for address call canon_rtx and
10546 Mon Jan 5 11:39:49 1998 Jeffrey A Law (law@cygnus.com)
10548 * mips.c (mips_expand_prologue): Handle large frame with no outgoing
10549 arguments for mips16.
10550 (mips_expand_epilogue): Pass "orig_tsize" to save_restore_insns.
10551 Don't lose if tsize is zero after handling large stack for mips16.
10552 * mips.md (return): For trivial return, return address is in $31.
10554 Sun Jan 4 20:24:00 1998 Nigel Stephens <nigel@algor.co.uk>
10556 * mips/mips16.S: Various changes to make it work with -msingle-float
10559 Sun Jan 4 14:25:18 1998 Gavin Koch <gavin@cygnus.com>
10560 Ian Lance Taylor <ian@cygnus.com>
10561 Jeff Law <law@cygnus.com>
10563 * mips.c, mips.h, mips.md: First cut at merging in mips16
10564 support. Major modifications throughout all three files.
10566 Sun Jan 4 01:01:50 1998 scott snyder <snyder@d0sgif.fnal.gov>
10568 * configure.in: Make gthr-default.h a forwarding header instead of
10571 Sat Jan 3 12:08:06 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10573 * gcov-io.h: Include sys/types.h to ensure we get size_t.
10575 * pa.h (ASM_OUTPUT_MI_THUNK): Add missing % in fprintf.
10577 Fri Jan 2 23:40:09 1998 Jim Wilson (wilson@cygnus.com)
10578 Jeffrey A Law (law@cygnus.com)
10580 * crtstuff.c (__frame_dummy): New function for irix6.
10581 (__do_global_ctors): Call __frame_dummy for irix6.
10582 * iris6.h (LINK_SPEC): Hide __frame_dummy too.
10584 Fri Jan 2 04:57:57 1998 Weiwen Liu <liu@hepmail.physics.yale.edu>
10586 * alpha.c (vms_valid_decl_attribute_p): Move within #if OPEN_VMS.
10588 Fri Jan 2 04:34:14 1998 Richard Henderson <rth@cygnus.com>
10590 * c-decl.c (init_decl_processing): Provide proper fallback symbol
10591 for __builtin_memset.
10592 * expr.c (expand_builtin) [MEMSET]: Arg 3 type code is INTEGER_TYPE
10593 not INTEGER_CST. Assert arg 3 is a constant.
10595 * alpha.c (mode_width_operand): Accept 64-bit modes.
10596 (mode_mask_operand): Likewise.
10597 (print_operand): Likewise for 'M' and 'U' codes.
10598 (alpha_expand_unaligned_load): New function.
10599 (alpha_expand_unaligned_store): Likewise.
10600 (alpha_expand_unaligned_load_words): Likewise.
10601 (alpha_expand_unaligned_store_words): Likewise.
10602 (alpha_expand_block_move): Likewise.
10603 (alpha_expand_block_clear): Likewise.
10604 * alpha.h (MOVE_RATIO): New define.
10605 * alpha.md (extxl, ext*h, ins*l, mskxl): Name them.
10606 (insql, insxh, mskxh, extv, extzv, insv, movstrqi, clrstrqi): New.
10608 * alpha.h (ASM_OUTPUT_LOOP_ALIGN, ASM_OUTPUT_ALIGN_CODE): Set to 3.
10609 (CONSTANT_ALIGNMENT, DATA_ALIGNMENT): Disable.
10611 Thu Jan 1 15:40:15 1998 Richard Henderson <rth@cygnus.com>
10613 * configure.in: Put parenthesis around TARGET_CPU_DEFAULT's value.
10614 * configure: Update.
10616 Thu Jan 1 10:49:12 1998 Jeffrey A Law (law@cygnus.com)
10618 * emit-rtl.c (operand_subword): Correctly handle extracting a word
10619 from a CONST_DOUBLE for 16bit targets with !WORDS_BIG_ENDIAN.
10621 * mn10200.md (tstxx, cmpxx): Use "nonimmediate_operand" as predicate
10622 for first argument.
10624 Wed Dec 31 14:42:18 1997 Ian Lance Taylor <ian@cygnus.com>
10626 * configure.in: Set and subsitute host_exeext. Use it when creating
10627 the assembler and linker symlinks.
10628 * configure: Rebuild.
10629 * Makefile.in (exeext): Set to @host_exeext@.
10630 (build_exeext): New variable, set to @build_exeext@.
10631 (FLAGS_TO_PASS): Pass down build_exeext.
10632 (STAGESTUFF): Use build_exeext, not exeext, for gen* and bi*
10635 Wed Dec 31 10:05:44 1997 Jeffrey A Law (law@cygnus.com)
10637 * mn10200.md (addsi3, subsi3): Fix thinkos.
10639 Tue Dec 30 00:04:49 1997 Richard Henderson <rth@cygnus.com>
10641 * sparc.h (ASM_OUTPUT_MI_THUNK): Move %o7 through %g1 instead of
10642 save+restore. Fix pic+big_offset delay slot. Use "pic" case for
10643 unix always, since we want to be able to thunk to functions in a
10644 shared library from an application.
10646 Mon Dec 29 14:37:31 1997 Ian Lance Taylor <ian@cygnus.com>
10648 * mips/t-ecoff (CROSS_LIBGCC1): Define to libgcc1-asm.a.
10649 (LIB1ASMSRC, LIB1ASMFUNCS): Define.
10651 Mon Dec 29 14:03:38 1997 Jeffrey A Law (law@cygnus.com)
10653 * expr.c (expand_expr): For {BITFIELD,COMPONENT,ARRAY}_REF, if the
10654 offset's mode is not ptr_mode, convert it.
10656 Mon Dec 29 15:58:18 1997 Michael Meissner <meissner@cygnus.com>
10658 * libgcc2.c (inhibit_libc): Don't define inhibit_libc when cross
10659 compiling if it was already defined.
10661 Sun Dec 28 00:32:16 1997 Jeffrey A Law (law@cygnus.com)
10663 * flow.c (find_basic_blocks): Don't create a new basic block
10664 for calls in a LIBCALL block.
10666 Sun Dec 28 00:30:24 1997 David Edelsohn <edelsohn@mhpcc.edu>
10668 * config/fp-bit.c (L_df_to_sf): Fix typo in last change.
10670 Sat Dec 27 22:43:12 1997 Jeffrey A Law (law@cygnus.com)
10672 * cse.c (rtx_cost): Remove conflicting default case.
10674 Sat Dec 27 21:20:02 1997 Richard Henderson <rth@cygnus.com>
10676 * configure.in: Move default enabling of Haifa out of for loop.
10677 * configure: Rebuild.
10679 Thu Dec 25 01:02:54 1997 Jeffrey A Law (law@cygnus.com)
10681 * version.c: Bump for snapshot.
10683 1997-12-25 Teemu Torma <tot@trema.com>
10685 * Makefile.in (GTHREAD_FLAGS): New var.
10686 (LIBGCC2_CFLAGS): Added $(GTHREAD_FLAGS).
10687 (distclean): Remove gthr-default.h.
10689 * configure.in: Accept dce as a thread package.
10690 Check for thread.h and pthread.h.
10691 Link gthr-default.h to appropriate thread file and set
10693 (hppa1.1-*-hpux10*): If --enable-threads, use dce threads and
10694 include multilib definitions from pa/t-dce-thr.
10695 (sparc-*-solaris2*): Enable threads by default, if thread.h or
10696 pthread.h is found, preferring posix threads over solaris ones.
10698 * config/pa/t-dce-thr: New file.
10699 * config/pa/t-pa: Removed multilibs.
10700 * config/sparc/t-sol2: Ditto.
10702 * gthr.h: New file.
10703 * gthr-single.h: New file.
10704 * gthr-posix.h: New file.
10705 * gthr-solaris.h: New file.
10706 * gthr-dce.h: New file.
10707 * libgcc-thr.h: Removed.
10708 * objc/thr-dce.c: New file copied from thr-decosf1.c.
10710 * frame.c: Include gthr.h instead of libgcc-thr.h.
10711 * libgcc2.c: Include gthr.h instead of libgcc-thr.h.
10712 (eh_context_initialize): If __gthread_once fails, use static eh
10714 (eh_context_free): Call __gthread_key_dtor.
10716 Wed Dec 24 23:33:17 1997 Jeffrey A Law (law@cygnus.com)
10718 * expr.h (MUST_PASS_IN_STACK): Allow target port to override.
10720 Wed Dec 24 23:12:14 1997 Jim Wilson <wilson@cygnus.com>
10722 * cse.c (max_insn_uid): New variable.
10723 (cse_around_loop): Use max_insn_uid.
10724 (cse_main): Set max_insn_uid.
10726 * abi64.h (LONG_MAX_SPEC): Check MIPS_ABI_DEFAULT and TARGET_DEFAULT,
10727 and define __LONG_MAX__ appropriately. Add support for -mabi=X,
10728 -mlong64, and -mgp{32,64} options.
10729 * mips.c (mips_abi): Change type to int.
10730 * mips.h (enum mips_abi_type): Delete.
10731 (ABI_32, ABI_N32, ABI_64, ABI_EABI): Define as constants.
10732 (mips_abi): Change type to int.
10734 Wed Dec 24 22:38:34 1997 John Carr <jfc@mit.edu>
10736 * flags.h, toplev.c, calls.c, alias.c: Remove flag_alias_check;
10737 optimization is now always enabled.
10739 * calls.c (expand_call): Recognize C++ operator new as malloc-like
10742 * alias.c (memrefs_conflict_p): Eliminate tests now done by
10744 (*_dependence): Call canon_rtx before base_alias_check.
10745 (init_alias_once): New function to precompute set of registers which
10746 can hold Pmode function arguments.
10748 * rtl.h: Declare init_alias_once.
10750 * toplev.c (compile_file): Call init_alias_once.
10752 Wed Dec 24 22:34:55 1997 Jeffrey A Law (law@cygnus.com)
10754 * tree.c (restore_tree_status): Do not dereference a null pointer.
10756 Tue Dec 23 12:56:46 1997 Paul Eggert <eggert@twinsun.com>:
10758 * genattrtab.c (main): Check HAVE_{G,S}ETRLIMIT in addition to
10759 RLIMIT_STACK. This maintains consistency with the recent, similar
10760 patch to cccp.c and toplev.c.
10762 Tue Dec 23 05:17:28 1997 Richard Henderson <rth@cygnus.com>
10764 * genattrtab.c (expand_units): For large nr opclasses, expand
10765 function_units_used with ORX to prevent blowups. Tag with FFS.
10766 (num_unit_opclasses): New variable.
10767 (gen_unit): Update it.
10768 (enum operator): Add ORX_OP.
10769 (operate_exp): Treat ORX as or, except don't expand across an if.
10770 Reuse number rtx's after operating on them.
10771 (check_attr_value): Accept IOR, AND, & FFS.
10772 (write_test_expr): Transmute `in_comparison' to `flags'. Allow
10773 for attribute value caching. Handle CONST_STRING, IF_THEN_ELSE.
10774 (write_expr_attr_cache, write_toplevel_expr): New functions.
10775 (write_attr_get): Handle FFS-tagged expressions.
10776 (make_canonical): Don't expand const attributes.
10777 (convert_const_symbol_ref): Dike out.
10778 (evaluate_eq_attr): Handle SYMBOL_REF.
10779 (main): Don't emit get_attr_foo for const attributes.
10781 * alpha.c (override_options): Reinstate PROCESSOR_EV6.
10782 (alpha_adjust_cost): Add EV6 tuning; streamline EV5 tests.
10783 * alpha.h (REGISTER_MOVE_COST): Increase ftoi/itof cost slightly.
10784 * alpha.md: Redo all of the scheduling, adding EV6 support, and
10785 combining function units where possible.
10786 (attr "type"): Split loads, stores, cmov into int/fp. Combine
10787 multiplies and divides. Add EV6 sqrt, ftoi, itof.
10788 (attr "opsize"): New attribute.
10789 (sqrtsf2-1, sqrtdf2-1): Provide proper TP_INSN patterns.
10790 (movsf2-[12], movdf2-[12]): Provide CIX varients; don't allow CIX
10791 to control register allocation.
10792 (movsi2-1, movdi2-1): Likewise.
10794 Tue Dec 23 03:53:21 1997 Richard Henderson <rth@cygnus.com>
10796 * alpha.h (CPP_PREDEFINES, LIB_SPEC, LINK_SPEC, STARTFILE_SPEC,
10797 MD_STARTFILE_PREFIX, ASM_FILE_START, ASM_SPEC, ASM_FINAL_SPEC):
10798 Move OSF/1 specific defines out.
10799 * alpha/elf.h (TARGET_VERSION, CPP_PREDEFINES, DEFAULT_VTABLE_THUNKS):
10800 Move Linux specific defines out.
10801 (LINK_SPEC): Genericize.
10802 (ASM_FILE_START): Emit .arch if using more than the base insn set.
10803 (ASM_OUTPUT_SOURCE_LINE): Remove; identical to alpha.h version.
10804 (SDB_DEBUGGING_INFO): Remove; gas can't handle it.
10805 (HANDLE_SYSV_PRAGMA): Define.
10806 * alpha/osf.h: New file.
10807 * alpha/linux.h: Split. Retain file-format independant defines.
10808 Import Linux bits from elf.h.
10809 (CPP_PREDEFINES): Take a file-format specific SUB_CPP_PREDEFINES
10810 (FUNCTION_PROFILER): _mcount takes its address in $28.
10811 (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX): Remove undef.
10812 * alpha/linux-ecoff.h: New file.
10813 * alpha/linux-elf.h: New file.
10814 * alpha/vms.h (LIB_SPEC, LINK_SPEC): Copy from osf.h.
10815 * alpha/win-nt.h (TARGET_DEFAULT): Define.
10816 * configure.in (alpha*-*-osf*, alpha*-*-linux*) [tm_file]:
10817 Add new headers as appropriate.
10819 * configure.in (alpha*): Enable Haifa by default.
10820 (*-*-winnt3*): Change to winnt*, since we're not v3 specific.
10821 * configure: Rebuild.
10823 Tue Dec 23 03:14:54 1997 Richard Henderson <rth@cygnus.com>
10825 * Makefile.in (clean): Remove the stages with their objects here ...
10826 (distclean): ... instead of here.
10828 Mon Dec 22 11:24:01 1997 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10830 * cse.c (rtx_cost): Add default case in enumeration switch.
10831 * fix-header.c (recognized_macro): Likewise.
10832 (recognized_extern): Likewise.
10833 (write_rbrac): Likewise.
10834 * objc/objc-act.c (encode_aggregate): Likewise.
10835 (gen_declarator): Likewise.
10836 (gen_declspecs): Likewise.
10838 Mon Dec 22 09:58:51 1997 Jeffrey A Law (law@cygnus.com)
10840 * haifa-sched.c (create_reg_dead_note): Detect and handle another
10841 case where we kill more regs after sched than were killed before
10843 * sched.c (create_reg_dead_note): Similarly.
10845 Mon Dec 22 09:18:37 1997 Jeffrey A Law (law@cygnus.com)
10847 * c-pragma.c: Include flags.h.
10849 Sun Dec 21 22:10:59 1997 Mumit Khan <khan@xraylith.wisc.edu>
10851 * i386/cygwin32.h (NO_IMPLICIT_EXTERN_C): Don't assume anything
10852 about system headers.
10853 (LIB_SPEC): Add -ladvapi32 -lshell32 to be consistent with mingw32
10854 and also to resolve symbols in prefix.c.
10856 * i386/xm-cygwin32.h (HAVE_BCOPY): Define. This avoids a conflict
10857 between gansidecl.h and newlib's _ansi.h when building libgcc2.a,
10858 when the definitions in auto-config.h is not visible.
10859 (HAVE_BZERO): Likewise.
10860 (HAVE_BCMP): Likewise.
10861 (HAVE_RINDEX): Likewise.
10862 (HAVE_INDEX): Likewise.
10864 Sun Dec 21 21:54:22 1997 Jeffrey A Law (law@cygnus.com)
10866 * pa.c (emit_move_sequence): Handle a function label source
10869 Sun Dec 21 16:13:55 1997 Nick Clifton <nickc@cygnus.com
10871 * c-pragma.c (handle_pragma_token): Generate warning messages
10872 about unknown pragmas if warn_unknown_pragmas is set.
10874 * c-decl.c (c_decode_option): Parse -Wunknown-pragmas command
10875 line option to set variable: warn_unknown_pragmas.
10877 Sun Dec 21 15:51:10 1997 Manfred Hollstein <manfred@lts.sel.alcatel.de>
10879 * m68k/mot3300.h (ASM_BYTE_OP): Don't include '\t' in the
10881 (ASM_OUTPUT_ASCII): Prefix ASM_BYTE_OP by one single '\t'.
10883 Sun Dec 21 13:58:39 1997 Jeffrey A Law (law@cygnus.com)
10885 * Makefile.in (FPBIT_FUNCS, DPBIT_FUNCS): Define.
10886 (libgcc2.a): Depend on $(DPBIT) and $(FPBIT). Add rules to
10887 generate more fine grained floating point emulation libraries.
10888 * config/fp-bit.c: Add protecting #ifdef to all functions so
10889 that they can be compiled separately. If !FINE_GRAINED_LIBRARIES,
10890 then compile all suitable functions.
10891 (pack_d, unpack_d, fpcmp_parts): Add declarations, define with two
10892 underscores to avoid namespace pollution.
10893 * t-mn10200 (LIB2FUNCS_EXTRA): Remove fp-bit.c
10895 * t-mn10300 (LIB2FUNCS_EXTRA): Remove fp-bit.c and dp-bit.c
10899 Sat Dec 20 11:26:47 1997 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10900 Jeff Law <law@cygnus.com>
10902 * bitmap.c (bitmap_clear): Ensure `inline' is at the beginning
10903 of the declaration.
10904 * c-decl.c (finish_decl): Use parentheses around && within ||.
10905 * rtl.c: Include stdlib.h.
10906 (read_skip_spaces): Add parentheses around assignments used as
10908 (read_rtx): Initialize list_rtx.
10909 * cppexp.c (parse_number): Use || when operands are truth values.
10910 * alias.c (find_base_value): Add default case.
10911 (memrefs_conflict): Likewise.
10912 * combine.c (sets_function_arg_p): Likewise.
10913 * genemit.c (gen_exp): Likewise.
10914 * local-alloc.c (contains_replace_regs): Likewise.
10915 * rtlanal.c (jmp_uses_reg_or_mem): Likewise.
10916 * fold-const.c (fold_convert): Use "&&" for truth values.
10917 (fold): Add default case.
10918 * sdbout.c (sdbout_field_types): Fix typo in declaration.
10919 (sdbout_one_type): Add default case.
10920 * alpha.c (alpha_sa_mask): Prototype only if OPEN_VMS.
10921 (some_operand): Add default case.
10922 (input_operand): Likewise.
10923 (signed_comparison_operator): Likewise.
10924 (divmod_operator): Likewise.
10925 (alpha_set_memflags_1): Likewise.
10926 * reload1.c (reload_cse_simplify_operands): Ensure function
10927 always returns a value.
10928 * scan-decls.c (scan_decls): Likewise.
10929 * c-lex.c (skip_white_space): Fix typo in declaraion.
10930 * c-typeck.c (comp_target_types): Add parentheses around assignment
10931 used as truth value.
10932 (print_spelling): Likewise.
10933 (constructor_implicit, constructor_result): Remove unused variables.
10934 * collect2.c (scan_library): Protect prototype with
10935 #ifdef SCAN_LIBRARIES.
10936 * emit-rtl.c (find_line_note): Fix typo in declaration.
10937 * final.c (asm_insn_count): Protect prototype with
10938 #ifdef HAVE_ATTR_length.
10939 * flow.c (find_auto_inc): Protect prototype with #ifdef AUTO_INC_DEC.
10940 (try_pre_increment_1, try_pre_increment): Likewise.
10941 * regclass.c (auto_inc_dec_reg_p): Protect prototype with
10942 #ifdef FORBIDDEN_INC_DEC_CLASSES. Make return type explicit.
10943 * gcov-io.h (__store_long, __write_long, __read_long): Fix
10944 unsigned/signed comparisons.
10945 * gcov.c (read_files): Remove unused "first_type" variable.
10946 (scan _for_source_files): Initialize s_ptr.
10947 (function_summary): Eliminate "%lf" formatting, use %ld for
10949 (output_data): Initialize branch_probs and last_line_num.
10950 Eliminate "%lf" formatting, use "%ld" for longs.
10952 Fri Dec 19 17:31:11 1997 Ian Lance Taylor <ian@cygnus.com>
10954 * mips16.S: New file.
10956 * libgcc2.c (varargs): Handle mips16.
10958 * expr.c (do_tablejump): Let CASE_VECTOR_PC_RELATIVE be an
10960 * stmt.c (expand_end_case): Likewise.
10961 * alpha.h (CASE_VECTOR_PC_RELATIVE): Update.
10962 * fx80.h, gmicro.h, m68k.h, m88k.h, ns32k.h: Likewise.
10963 * rs6000.h, sh.h, tahoe.h, v850.h, vax.h: Likewise.
10965 Tue Dec 16 15:14:09 1997 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
10967 * objc/Make-lang.in: Create runtime-info.h and libobjc_entry.o in
10968 the build directory.
10969 (libobjc.a): Update dependency list.
10970 (libobjc.dll): Likewise. Use libobjc_entry.o from the build
10972 (objc/sendmsg.o): Add -Iobjc to find runtime-info.h.
10973 (objc.mostlyclean): Remove runtime-info.h.
10975 Fri Dec 19 00:19:42 1997 Richard Henderson <rth@cygnus.com>
10977 * tree.c (build_range_type): Allow creation of ranges with no maximum.
10978 * dbxout.c (dbxout_range_type): Handle missing TYPE_MAX_VALUE.
10979 * dwarf2out.c (add_subscript_info): Likewise.
10980 * dwarfout.c (subscript_data_attribute, byte_size_attribute): Likewise.
10981 * sdbout.c (plain_type_1): Likewise.
10982 * stmt.c (pushcase_range, all_cases_count, node_has_high_bound):
10984 * fold-const.c (int_const_binop, fold_convert, make_range, fold):
10987 Thu Dec 18 17:05:10 1997 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10989 * mips.c (fatal): Remove declaration.
10991 1997-12-18 Mark Mitchell <mmitchell@usa.net>
10993 * integrate.c (get_label_from_map): New function.
10994 (expand_inline_function): Use it. Initialize the label_map to
10995 NULL_RTX instead of gen_label_rtx.
10996 (copy_rtx_and_substitute): Use get_label_from_map.
10997 * integrate.h (get_label_from_map): New function.
10998 (set_label_from_map): New macro.
10999 * unroll.c (unroll_loop): Use them.
11000 (copy_loop_body): Ditto.
11002 Thu Dec 18 19:19:57 1997 Ian Lance Taylor <ian@cygnus.com>
11004 * mips/mips.h (INIT_SUBTARGET_OPTABS): Define if not defined.
11005 (INIT_TARGET_OPTABS): Define.
11006 * mips/ecoff.h: Include gofast.h before mips.h.
11007 (INIT_SUBTARGET_OPTABS): Define instead of INIT_TARGET_OPTABS.
11008 * mips/elf64.h: Likewise.
11009 * mips/elf.h (ASM_OUTPUT_SECTION_NAME): Define.
11011 Thu Dec 18 14:51:12 1997 Jason Merrill <jason@yorick.cygnus.com>
11013 * except.c: Remove register_exception_table{,_p}.
11015 Thu Dec 18 14:57:29 1997 Gavin Koch <gavin@cygnus.com>
11017 * unroll.c (calculate_giv_inc): Handle constant increment found in
11018 a MEM with an appropriate REG_EQUAL note.
11020 * calls.c (expand_call): Implement LOAD_ARGS_REVERSED.
11022 * dwarf2out.c (dwarf2out_frame_debug): Handle adjustments of the
11023 frame pointer in the prologue.
11025 Thu Dec 18 00:19:38 1997 Robert Lipe <robertl@dgii.com>
11027 * i386/x-sco5 (CLIB) Deleted. (ALLOCA) Added.
11028 * i386/xm-sco5.h (USE_C_ALLOCA) Added.
11030 Tue Dec 16 18:51:00 1997 Bill Moyer <billm@cygnus.com>
11032 * config/m68k/m68k.c (output_function_prologue): Typecast
11033 dwarf2out_cfi_label to (char *).
11034 * config/m68k/m68kemb.h (STARTFILE_SPEC): Redefined to "".
11036 Wed Dec 17 15:06:04 1997 Richard Henderson <rth@cygnus.com>
11038 * sparc.md (jump): Don't use the annul bit around an empty loop.
11039 Patch from Kevin.Kelly@East.Sun.COM.
11041 Wed Dec 17 00:51:36 1997 Stan Cox (scox@cygnus.com)
11043 * jump.c: (jump_optimize): Don't use the return register as a
11044 source1 of a conditional move.
11046 Tue Dec 16 23:45:40 1997 Richard Henderson <rth@cygnus.com>
11048 * sparc.c (DF_MODES): Or the mask not the bit number.
11049 (function_arg) [ARCH64]: Send unprototyped arg to fp reg first.
11051 Wed Dec 17 00:13:48 1997 Christian Iseli <Christian.Iseli@lslsun.epfl.ch>
11053 * combine.c (force_to_mode): return immediately if operand is a CLOBBER.
11055 Tue Dec 16 23:44:54 1997 Manfred Hollstein <manfred@s-direktnet.de>
11057 * fixincludes (size_t): Add support for Motorola's stdlib.h
11058 which fails to provide a definition for size_t.
11059 (fabs/hypot): Provide a prototype for fabs on m88k-motorola-sysv3.
11060 (strlen,strspn,strcspn return value): Handle different layout on sysV88.
11061 (hypot): Provide a fake for hypot for m88k-motorola-sysv3.
11063 * m68k/xm-mot3300.h (ADD_MISSING_POSIX, ADD_MISSING_XOPEN): Define to
11064 prevent unresolved externals in libio.
11065 * m88k/xm-sysv3.h (ADD_MISSING_POSIX, ADD_MISSING_XOPEN): Likewise.
11067 Tue Dec 16 23:25:45 1997 H.J. Lu (hjl@gnu.org)
11069 * config/sparc/linux64.h (LIBGCC_SPEC): Removed.
11070 (CPP_SUBTARGET_SPEC): Add %{pthread:-D_REENTRANT}.
11071 (LIB_SPEC): Updated for glibc 2.
11073 Tue Dec 16 20:11:36 1997 Jeffrey A Law (law@cygnus.com)
11075 * ginclude/stdarg.h: Undo BeOS changes, they break hpux.
11076 * ginclude/varargs.h: Likewise.
11078 Tue Dec 16 00:32:01 1997 Jeffrey A Law (law@cygnus.com)
11080 * version.c: Bump for snapshot.
11082 Tue Dec 16 00:14:29 1997 H.J. Lu (hjl@gnu.org)
11084 * frame.h (__register_frame, __register_frame_table,
11085 __deregister_frame): New.
11086 * frame.c (__register_frame, __register_frame_table,
11087 __deregister_frame): New.
11088 * frame.c (__deregister_frame_info): Return void *.
11089 * frame.h (__deregister_frame_info): Ditto.
11090 * collect2.c (__deregister_frame_info): Ditto.
11092 Mon Dec 15 18:40:08 1997 Richard Henderson <rth@cygnus.com>
11094 * expmed.c (expand_shift): If SHIFT_COUNT_TRUNCATED, drop a SUBREG.
11096 Mon Dec 15 18:31:43 1997 Richard Henderson <rth@cygnus.com>
11098 * alpha.c (alpha_cpu_name): New variable.
11099 (alpha_mlat_string): Likewise.
11100 (alpha_memory_latency): Likewise.
11101 (override_options): Handle -mmemory-latency.
11102 (alpha_adjust_cost): Adjust load cost for latency.
11103 * alpha.h (TARGET_OPTIONS): Add meory-latency.
11104 (REGISTER_MOVE_COST): Define in terms of memory_latency. Take
11105 TARGET_CIX into account.
11106 (MEMORY_MOVE_COST): Define in terms of memory_latency.
11107 * invoke.texi (DEC Alpha Options): Document -mmemory-latency.
11109 * alpha.h (ASM_COMMENT_START): New macro.
11111 Mon Dec 15 17:48:05 1997 Richard Henderson <rth@cygnus.com>
11113 * reload.h, reload1.c (eliminate_regs), caller-save.c, dbxout.c,
11114 dwarfout.c, dwarf2out.c, reload.c, sdbout.c: Revert March 15 change.
11116 * reload.c (push_reload): If WORD_REGISTER_OPERATIONS, reload the
11117 SUBREG_REG if the word count is unchanged.
11118 * reload1.c (eliminate_regs) [case SET]: If W_R_O, preserve
11119 subregs of identical word size for push_reload.
11121 Mon Dec 15 Mark Mitchell <mmitchell@usa.net> 11:41:32 1997
11123 * toplev.c (rest_of_compilation): Don't call save_for_inline_copy
11124 if all we're doing is dealing with -Wreturn-type.
11126 Mon Dec 15 09:44:39 1997 Richard Henderson <rth@cygnus.com>
11128 * alpha.md (zero_extendqihi2, zero_extendqisi2, zero_extendqidi2):
11129 Use and 255 instead of zapnot 1, since it schedules better.
11131 Mon Dec 15 08:48:24 1997 Jeffrey A Law (law@cygnus.com)
11133 * stmt.c (expand_asm_operands): If an ASM has no outputs, then treat
11136 Mon Dec 15 00:04:48 1997 Jeffrey A Law (law@cygnus.com)
11138 * haifa-sched.c (remove_dependencies): Set RTX_INTEGRATED_P on
11139 dependency we delete. Properly update prev for multiple consecutive
11141 (priority): Skip deleted dependence.
11143 Fri Dec 12 18:54:23 1997 Per Bothner <bothner@cygnus.com>
11145 * expr.c (expand_builtin): Support BUILT_IN_FMOD - just call fmod.
11147 Fri Dec 12 01:19:48 1997 Jason Merrill <jason@yorick.cygnus.com>
11149 * flow.c (flow_analysis): Be consistent with find_basic_blocks in
11150 determining when a new basic block starts.
11152 * alpha/osf2or3.h (LIB_SPEC): Restore missing defn.
11154 * pa.h (TEXT_SPACE_P): Use TREE_CODE_CLASS.
11155 * pa.md (iorsi3): Add missing args to *_operand calls.
11157 * except.c (call_get_eh_context): Don't mess with sequences.
11158 (emit_eh_context): Include the call in the sequence here.
11160 1997-12-11 Paul Eggert <eggert@twinsun.com>
11162 * collect2.c (write_c_file_glob): Allocate initial frame object
11163 in static storage and pass its address.
11165 Thu Dec 11 23:33:48 1997 Jason Merrill <jason@yorick.cygnus.com>
11167 * except.c (call_get_eh_context): Don't take a parm.
11168 Put the call at the top of the function.
11169 (emit_eh_context): Adjust.
11170 (get_eh_context): Replace with former use_eh_context.
11171 (get_eh_context_once, get_saved_pc_ref): Remove.
11172 (start_eh_unwinder, end_eh_unwinder, emit_unwinder): Remove.
11173 * except.h: Adjust.
11174 * integrate.c (expand_inline_function): Adjust.
11175 * toplev.c (rest_of_compilation): Don't call emit_unwinder.
11177 Fri Oct 10 17:58:31 CEST 1997 Marc Lehmann <pcg@goof.com>
11179 * i386/xm-go32.h (EXECUTABLE_SUFFIX): Define.
11180 (DIR_SEPARATOR, NO_SYS_SIGLIST): Likewise.
11182 Thu Dec 11 23:55:17 1997 Manfred Hollstein <manfred@s-direktnet.de>
11184 * fixincludes (strlen,strspn,strcspn return value): Handle different
11186 (hypot): Provide a fake for hypot which is broken on
11187 m88k-motorola-sysv3.
11189 Thu Dec 11 23:50:17 1997 John F. Carr <jfc@mit.edu>
11191 * tree.c, tree.h: Change tree_code_type, tree_code_length, and
11192 tree_code_name from pointers to arrays.
11193 * tree.c: Remove standard_tree_code_* variables, no longer used.
11194 * print-tree.c: Remove declaration of tree_code_name.
11196 * cp/lex.c (init_lex): Update for tree_code_* changes.
11197 * objc/objc-act.c (init_objc): Likewise.
11199 * tree.def, cp/cp-tree.def, objc/objc-tree.def: Update for tree_code
11202 Thu Dec 11 23:34:54 1997 Fred Fish <fnf@ninemoons.com>
11204 * config.sub: Add support for BeOS target.
11205 * configure.in: Likewise.
11206 * ginclude/stdarg.h: Likewise.
11207 * ginclude/stddef.h: Likewise.
11208 * ginclude/varargs.h: Likewise.
11209 * rs6000/beos.h: New file for BeOS.
11210 * rs6000/t-beos: Likewise.
11211 * rs6000/x-beos: Likewise.
11212 * rs6000/xm-beos.h: Likewise.
11213 * toplev.c (get_run_time): Just return 0 on BeOS.
11215 Thu Dec 11 23:25:23 1997 Jeffrey A Law (law@cygnus.com)
11216 Toon Moene (toon@moene.indiv.nluug.nl)
11218 * m68k.h (GO_IF_LEGITIMATE_ADDRESS): No longer cater to horribly
11219 old and broken Sun3 assemblers. Newer versions handle large
11220 offsets correctly as does the GNU assembler.
11222 Thu Dec 11 23:06:48 1997 H.J. Lu (hjl@gnu.ai.mit.edu)
11224 * objc/objc-act.c (lang_report_error_function): Disable.
11225 * objc/objc-parse.y: Include "output.h".
11226 (yyerror): Remove redundant decl.
11227 (yyprint): Fix prototype.
11228 (apply_args_register_offset): Remove redundant decl.
11229 (get_file_function_name): Likewise.
11231 Thu Dec 11 22:02:10 1997 Jason Merrill <jason@yorick.cygnus.com>
11233 * flow.c (find_basic_blocks): A CALL_INSN that can throw starts
11235 (find_basic_blocks_1): Likewise.
11237 Thu Dec 11 21:08:48 1997 Jason Merrill <jason@yorick.cygnus.com>
11239 * except.c (use_eh_context): Don't copy_rtx a REG.
11240 (emit_throw): Lose old unwinder support.
11241 (expand_internal_throw): Likewise.
11242 * libgcc2.c (struct eh_context): Likewise.
11243 (new_eh_context): Likewise.
11244 (__get_eh_info): Lose redundant cast.
11245 (__get_dynamic_handler_chain): Likewise.
11246 (__get_saved_pc): Lose.
11247 Lose all old unwinder support code.
11249 Thu Dec 11 20:42:18 1997 Teemu Torma <tot@trema.com>
11251 Thread-safe EH support for pthreads, DCE threads and Solaris threads.
11253 * integrate.c (expand_inline_function): If the inline fn uses eh
11254 context, make sure that the current fn has one.
11255 * toplev.c (rest_of_compilation): Call emit_eh_context.
11256 * except.c (use_eh_context): New fn.
11257 (get_eh_context_once): New fn.
11258 (call_get_eh_context): New fn.
11259 (emit_eh_context): New fn.
11260 (get_eh_context): Call either get_eh_context_once or
11261 call_get_eh_context, depending on what we have.
11262 (get_dynamic_handler_chain): Call get_eh_context_once.
11263 * except.h: Prototypes for fns above.
11264 * optabs.c (get_eh_context_libfunc): Removed.
11265 (init_optabs): Don't initialize it.
11266 * expr.h (get_eh_context_libfunc): Removed.
11267 * rtl.h, rtl.c: New reg_note REG_EH_CONTEXT.
11268 * config/pa/pa.h (CPP_SPEC): Support for -threads.
11269 * config/pa/pa-hpux10.h (LIB_SPEC): Ditto.
11270 * config/pa/t-pa (MULTILIB_OPTIONS, MULTILIB_DIRNAMES):
11271 New multilib for -threads.
11272 * config/sparc/t-sol2: Added multilibs for -threads and
11273 made -pthreads alias to it.
11274 * config/sparc/sol2.h (CPP_SPEC, LIB_SPEC):
11275 Added -threads and -pthreads options.
11276 * libgcc-thr.h: New file.
11277 * libgcc2.c: (__get_cpp_eh_context): Removed.
11278 (struct cpp_eh_context): Removed.
11279 (struct eh_context): Replaced cpp_eh_context with generic language
11281 (__get_eh_info): New function.
11282 (__throw): Check eh_context::info.
11283 (__sjthrow): Ditto.
11284 * libgcc2.c: Include libgcc-thr.h.
11285 (new_eh_context, __get_eh_context,
11286 eh_pthread_initialize, eh_context_initialize, eh_context_static,
11287 eh_context_specific, eh_context_free): New functions.
11288 (get_eh_context, eh_context_key): New variables.
11289 (__sjthrow, __sjpopnthrow, __eh_pcnthrow, __throw): Use
11290 get_eh_context to get the context.
11291 (longjmp): Move the declaration inside
11292 #ifdef DONT_USE_BUILTIN_SETJMP.
11293 * frame.c: Include libgcc-thr.h.
11294 (object_mutex): Mutex to protect the object list.
11295 (find_fde, __register_frame, __register_frame_table,
11296 __deregister_frame): Hold the lock while accessing objects.
11297 * except.h (get_eh_context): Declare.
11298 * except.c (current_function_ehc): Define.
11299 (current_function_dhc, current_function_dcc): Removed.
11300 (get_eh_context): New function.
11301 (get_dynamic_handler_chain): Use get_eh_context.
11302 (get_saved_pc_ref): Ditto.
11303 (get_dynamic_cleanup_chain): Removed references to
11304 current_function_dcc.
11305 (save_eh_status, restore_eh_status): Save and restore
11306 current_function_ehc instead.
11307 * optabs.c (get_eh_context_libfunc): New variable.
11308 (init_optabs): Initialize it.
11309 * expr.h: Declare get_eh_context_libfunc.
11310 * function.h (struct function): Replaced dhc and dcc with ehc.
11311 * except.c (get_saved_pc_ref): New functions.
11312 (eh_saved_pc_rtx, eh_saved_pc): Deleted.
11313 (expand_internal_throw_indirect): Use get_saved_pc_ref() instead
11315 (end_eh_unwinder): Likewise.
11316 (init_eh): Remove initialization of eh_saved_pc.
11317 * optabs.c (get_saved_pc_libfunc): New variable.
11318 (init_optabs): Initialize it.
11319 * expr.h: Declare get_saved_pc_libfunc.
11320 * except.h (eh_saved_pc_rtx): Deleted.
11321 (get_saved_pc_ref): Declared.
11323 From Scott Snyder <snyder@d0sgif.fnal.gov>:
11324 * libgcc2.c (__get_saved_pc): New.
11325 (__eh_type, __eh_pc): Deleted.
11326 (__eh_pcnthrow): Use __get_saved_pc() instead of __eh_pc.
11327 (__get_dynamic_handler_chain): Move __dynamic_handler_chain inside
11330 Thu Dec 11 17:23:48 1997 John F. Carr <jfc@mit.edu>
11332 * sparc/sol2.h: Use 64 bit multiply and divide functions in
11333 Solaris libc. Define TARGET_LIVE_G0 and TARGET_BROKEN_SAVERESTORE
11336 * rtl.h (global_rtl): New variable, replacing separate variables for
11338 (const_int_rtx): Now array of rtx_def, not rtx.
11339 * emit-rtl.c: Update for new rtl data structures.
11340 * genattrtab.c: Define global_rtl.
11342 Thu Dec 11 15:50:29 1997 David Edelsohn <edelsohn@mhpcc.edu>
11344 * configure.in ({rs6000,powerpc}-*-*): Enable Haifa scheduler by
11347 Wed Dec 10 12:30:18 1997 Anthony Green <green@cygnus.com>
11349 * crtstuff.c (__do_global_ctors): Fix typo.
11351 Tue Dec 9 09:43:59 1997 Manfred Hollstein <manfred@s-direktnet.de>
11353 * toplev.c (main): Check HAVE_GETRLIMIT and HAVE_SETRLIMIT in addition
11354 to RLIMIT_STACK to see if we can call getrlimit and setrlimit.
11356 Tue Dec 9 09:38:58 1997 David Edelsohn <edelsohn@mhpcc.edu>
11358 * rs6000.h (FUNCTION_ARG_PADDING): Define.
11359 * rs6000.c (function_arg_padding): New function.
11361 Tue Dec 9 10:34:21 1997 Manfred Hollstein <manfred@s-direktnet.de>
11363 * m68k.c: Include tree.h only once.
11365 Tue Dec 9 09:32:33 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11367 * integrate.c (save_for_inline_copying): Make a new reg_parm_stack_loc.
11369 Tue Dec 9 01:16:06 1997 Jeffrey A Law (law@cygnus.com)
11371 * Partially cleaned up prototyping code from HJ.
11372 * tree.h: Add many prototypes.
11373 * haifa-sched.c (haifa_classify_insn): Renamed from classify_insn.
11374 All references changed.
11375 * rtl.h: Protect from multiple inclusions. Add many prototypes.
11377 Tue Dec 9 01:15:15 1997 Fred Fish <fnf@ninemoons.com>
11379 * libgcc2.c (string.h): Hoist inclusion to occur before first use of
11380 string functions like strlen.
11382 Tue Dec 9 00:57:38 1997 Manfred Hollstein <manfred@s-direktnet.de>
11384 * configure.in: Check for functions getrlimit and setrlimit.
11385 * cccp.c (main): Check HAVE_GETRLIMIT and HAVE_SETRLIMIT in addition
11386 to RLIMIT_STACK to see if we can call getrlimit and setrlimit.
11388 Mon Dec 8 23:53:26 1997 Jay Sachs <sachs@bull.cs.williams.edu>
11390 * Makefile.in (compare*): Handle losing behavior from 4.4bsd make.
11392 Mon Dec 8 21:03:28 1997 Richard Henderson <rth@cygnus.com>
11394 * alpha.c (REG_RA, alpha_return_addr, output_epilog):
11395 Fix merge problems.
11397 * alpha.c (override_options): Don't know about scheduling for EV6.
11398 * alpha.md (ev5 function units): Don't overload as ev6.
11400 * alpha.c (alpha_adjust_cost): Simplify. Fix typo in ev5 mult case.
11401 * alpha.md (define_attr type): Add mvi.
11402 (ev5_e0): Define sceduling parameters for it.
11403 (TARGET_MAX insns): Type is mvi not shift.
11405 Mon Dec 8 18:15:00 1997 Richard Henderson <rth@cygnus.com>
11407 * alpha/win-nt.h (TRAMPOLINE_TEMPLATE): Fix backported gcc-2.8 bug.
11409 Mon Dec 8 21:17:28 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
11411 * cstamp-h, auto-config.h: Delete.
11413 Sun Dec 7 19:19:03 1997 Jeffrey A Law (law@cygnus.com)
11415 * version.c: Bump for snapshot.
11417 Sat Dec 6 22:22:22 1997 Jeffrey A Law (law@cygnus.com)
11419 * cccp.c: Fix typo brought over in merge.
11421 * Merge in changes from gcc-2.8.
11423 Mon Nov 3 05:45:32 1997 Philippe De Muyter <phdm@macqel.be>
11425 * m68k.c: Include tree.h for dwarf2out_cfi_label.
11427 * gcc.c (process_command): Do not take address of function fatal when
11428 calling lang_specific_driver.
11430 Sat Dec 6 01:02:38 1997 Mumit Khan <khan@xraylith.wisc.edu>
11432 * config/i386/cygwin32.h (DWARF2_UNWIND): Exception handling
11433 doesn't work with it yet, so set it to 0.
11434 * config/i386/xm-cygwin32.h (NO_SYS_SIGLIST): Define.
11436 Sat Dec 6 01:01:02 1997 Christian Iseli <Christian.Iseli@lslsun.epfl.ch>
11438 * cse.c (cse_insn): Check for invalid entries when taking references.
11440 Fri Dec 5 18:26:25 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
11442 * loop.c (invariant_p): Don't test flag_rerun_loop_opt.
11443 (loop_optimize, scan_loop, strength_reduce): New argument unroll_p.
11444 * toplev.c (rest_of_compilation): Pass it. Remove code to
11445 save / clear / restore flag_unroll_{,all_}loops.
11447 Fri Dec 5 16:26:03 1997 Bernd Schmidt <crux@ohara.Informatik.RWTH-Aachen.DE>
11449 * i386.c (notice_update_cc): Remove bogus pentium GCC code.
11451 Fri Dec 5 16:25:14 1997 Jeffrey A Law (law@cygnus.com)
11453 * stmt.c (warn_if_unused_value): Don't warn for TRY_CATCH_EXPR.
11455 Thu Dec 4 11:51:00 1997 Jason Merrill <jason@yorick.cygnus.com>
11457 * except.c (get_dynamic_handler_chain): Only make the call once per
11460 * except.c (expand_end_all_catch): Fix for sjlj exceptions.
11462 Thu Dec 4 12:30:40 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
11464 * sh.c (final_prescan_insn): Use local label prefix
11465 when emitting .uses pseudo-ops.
11467 Wed Dec 3 12:01:56 1997 Jason Merrill <jason@yorick.cygnus.com>
11469 * libgcc2.c (__throw): Use __builtin_return_addr instead of __eh_pc.
11470 * except.c: Lose outer_context_label_stack.
11471 (expand_eh_region_end): Rethrow from outer_context here.
11472 (expand_fixup_region_end): Let expand_eh_region_end do the rethrow.
11473 (expand_internal_throw): Take no args.
11474 (expand_internal_throw_indirect): Lose.
11475 (expand_leftover_cleanups, expand_start_all_catch): Use expand_rethrow.
11476 (expand_start_all_catch): Start a rethrow region.
11477 (expand_end_all_catch): End it.
11478 (expand_rethrow): New fn.
11479 * except.h: Reflect above changes.
11480 * flow.c: Revert change of Nov 27.
11482 Thu Dec 4 00:24:09 1997 Jeffrey A Law (law@cygnus.com)
11484 * i386/t-sol2 (CRTSTUFF_T_CFLAGS): Turn on the optimizer.
11486 Wed Dec 3 12:01:56 1997 Jason Merrill <jason@yorick.cygnus.com>
11488 * except.c (expand_fixup_region_end): New fn.
11489 (expand_fixup_region_start): Likewise.
11490 (expand_eh_region_start_tree): Store cleanup into finalization here.
11491 * stmt.c (expand_cleanups): Use them to protect fixups.
11493 Wed Dec 3 11:41:13 1997 Gavin Koch <gavin@cygnus.com>
11495 * mips/mips.md (muldi3_r4000): Broaden the output template
11496 and attribute assignments to handle three operand dmult;
11497 rename to muldi3_internal2.
11498 (muldi3): Call the new muldi3_internal2 for R4000, and
11499 any GENERATE_MULT3 chip.
11501 Tue Dec 2 19:40:43 1997 Jason Merrill <jason@yorick.cygnus.com>
11503 * stmt.c (expand_decl_cleanup): Update thisblock after eh_region_start.
11505 Tue Dec 2 12:54:33 1997 Jim Wilson <wilson@cygnus.com>
11507 * unroll.c (find_splittable_givs): Remove last change. Handle givs
11508 with a dest_reg that was created by loop.
11510 Sat Nov 29 12:44:57 1997 David Edelsohn <edelsohn@mhpcc.edu>
11512 * rs6000.c (function_arg_partial_nregs): Undo Nov. 26 patch.
11514 * rs6000/aix41.h (ASM_CPU_SPEC): Define.
11516 Fri Nov 28 10:00:27 1997 Jeffrey A Law (law@cygnus.com)
11518 * configure.in: Fix NCR entries.
11520 Thu Nov 27 12:20:19 1997 Jeffrey A Law (law@cygnus.com)
11522 * flow.c (find_basic_blocks): Handle cfg issues for rethrows and
11523 nested exceptions correctly.
11525 * unroll.c (find_splittable_givs): Don't split givs with a dest_reg
11526 that was created by loop.
11528 Thu Nov 27 09:34:58 1997 Jason Merrill <jason@yorick.cygnus.com>
11530 * expr.c (preexpand_calls): Don't look past a TRY_CATCH_EXPR.
11532 * except.c (expand_start_all_catch): One more do_pending_stack_adjust.
11534 Wed Nov 26 15:47:30 1997 Michael Meissner <meissner@cygnus.com>
11536 * rs6000.c (SMALL_DATA_REG): Register to use for small data relocs.
11537 (print_operand): Use SMALL_DATA_REG for the register involved in
11538 small data relocations.
11539 (print_operand_address): Ditto.
11541 * rs6000/linux.h (LINK_SPEC): Pass -dynamic-linker /lib/ld.so.1 if
11542 -dynamic linker is not used.
11544 * rs6000.md (call insns): For local calls, use @local suffix under
11545 System V. Don't use @plt under Solaris.
11547 * rs6000.c (output_function_profiler): Put label address in r0, and
11548 store LR in 4(sp) for System V/eabi.
11550 * rs6000.h (ASM_OUTPUT_REG_{PUSH,POP}): Keep stack aligned to 16
11551 byte boundary, and maintain stack backchain.
11553 Tue Nov 25 14:08:12 1997 Jim Wilson <wilson@cygnus.com>
11555 * mips.md (fix_truncdfsi2, fix_truncsfsi2, fix_truncdfdi2,
11556 fix_truncsfdi2): Change *.
11558 Wed Nov 26 11:12:26 1997 Jason Merrill <jason@yorick.cygnus.com>
11560 * toplev.c (main): Complain about -gdwarfn.
11562 Tue Nov 25 22:43:30 1997 Jason Merrill <jason@yorick.cygnus.com>
11564 * dwarfout.c (output_type): If finalizing, write out nested types
11565 of types we've already written.
11567 Tue Nov 25 20:32:24 1997 Michael Meissner <meissner@cygnus.com>
11569 (patches originally from Geoffrey Keating)
11570 * rs6000.c (function_arg): Excess floating point arguments don't
11571 go into GPR registers after exhausting FP registers under the
11573 (function_arg_partial_nregs): Ditto.
11575 * rs6000.md (call insns): If -fPIC or -mrelocatable, add @plt
11578 Tue Nov 25 23:37:27 1997 Jason Merrill <jason@yorick.cygnus.com>
11580 * integrate.c (output_inline_function): Just unset DECL_INLINE.
11582 Tue Nov 25 23:33:29 1997 scott snyder <snyder@d0sgif.fnal.gov>
11584 * dwarf2out.c (outout_call_frame_info): Ensure that the info has
11587 * libgcc2.c (__throw): Initialize HANDLER.
11589 Tue Nov 25 14:08:12 1997 Jim Wilson <wilson@cygnus.com>
11591 * mips.md (fix_truncdfsi2, fix_truncsfsi2, fix_truncdfdi2,
11592 fix_truncsfdi2): Change *X to ?*X.
11594 Tue Nov 25 10:00:42 1997 Richard Henderson (rth@cygnus.com)
11596 * alpha.h (CONST_OK_FOR_LETTER): Fix 'L' handling.
11598 Tue Nov 25 10:00:42 1997 Jeffrey A Law (law@cygnus.com)
11600 * crtstuff.c (do_global_dtors_aux): Handle multiple calls better.
11602 Tue Nov 25 01:26:55 1997 Bruno Haible <haible@ilog.fr>:
11604 * dwarf2out.c (ASM_OUTPUT_DWARF_DELTA1): Implement.
11606 Mon Nov 24 22:41:55 1997 Jason Merrill <jason@yorick.cygnus.com>
11608 * except.c (get_dynamic_handler_chain): Build up a FUNCTION_DECL.
11609 * optabs.c (init_optabs): Lose get_dynamic_handler_chain_libfunc.
11610 * expr.h: Likewise.
11612 Sat Nov 22 18:58:20 1997 Jeffrey A Law (law@cygnus.com)
11614 * pa-hpux10.h (NEW_HP_ASSEMBLER): Define.
11615 * pa.h (LEGITIMATE_CONSTANT_P): Reject LABEL_REFs if not using
11616 gas and not using the new HP assembler.
11618 Fri Nov 21 15:20:05 1997 Jeffrey A Law (law@cygnus.com)
11620 * Makefile.in (program_transform_cross_name): Clean up "-e" confusion.
11621 (GCC_INSTALL_NAME, GCC_CROSS_NAME): Likewise.
11623 Fri Nov 21 19:37:40 1997 Andrew Cagney <cagney@b1.cygnus.com>
11625 * config/mips/elf64.h (MULTILIB_DEFAULTS): Test for
11626 TARGET_ENDIAN_DEFAULT == zero instead of testing for macro
11629 Fri Nov 21 12:49:56 1997 Bruno Haible <bruno@linuix.mathematik.uni-karlsruhe.de>
11631 * stmt.c (expand_end_bindings): Allow jump into block with cleanups.
11633 Fri Nov 21 12:18:51 1997 Jason Merrill <jason@yorick.cygnus.com>
11635 * except.h: Add outer_context_label_stack.
11636 * except.c: Likewise.
11637 (expand_start_all_catch): Push the outer_context for the try block
11638 onto outer_context_label_stack.
11639 (expand_end_all_catch): Use it and pop it.
11641 Fri Nov 21 10:13:11 1997 Robert Lipe (robertl@dgii.com)
11643 * i386/sco5.h (HAVE_ATEXIT): Revert last change.
11645 Thu Nov 20 16:11:50 1997 Richard Henderson <rth@cygnus.com>
11647 * alpha.c (alpha_emit_set_const_1): Handle narrow hosts better.
11649 Thu Nov 20 16:11:50 1997 Klaus Kaempf <kkaempf@progis.de>
11651 * alpha/vms.h (ASM_OUTPUT_ADDR_VEC_ELT): Add an L for the local label
11652 to correspond with the change to ASM_GENERATE_INTERNAL_LABEL.
11654 Thu Nov 20 14:42:15 1997 Jason Merrill <jason@yorick.cygnus.com>
11656 * Makefile.in (LIB2FUNCS): Remove C++ memory management support.
11657 * libgcc2.c: Remove __builtin_new, __builtin_vec_new, set_new_handler,
11658 __builtin_delete, and __builtin_vec_delete.
11660 * except.c (output_exception_table): Don't bother with
11663 Thu Nov 20 16:11:50 1997 Jeffrey A Law (law@cygnus.com)
11665 * pa.md (pre_stwm, post_stwm, pre_ldwm, post_ldwm): Base register
11666 is an in/out operand.
11667 (zero extended variants of stwm/stwm patterns): Similarly.
11669 * mips/x-iris (FIXPROTO_DEFINES): Add -D_SGI_SOURCE.
11671 Thu Nov 20 13:19:32 1997 Jason Merrill <jason@yorick.cygnus.com>
11673 * dwarf2out.c (ASM_OUTPUT_DWARF_OFFSET4): Rename from VALUE4.
11675 (ASM_OUTPUT_DEFINE_LABEL_DIFFERENCE_SYMBOL): Use assemble_name.
11676 (output_call_frame_info): Emit a \n after using it.
11678 Thu Nov 20 00:38:46 1997 Dave Love <d.love@dl.ac.uk>
11680 * configure.in: Add AC_ARG_ENABLE for Haifa as documentation.
11682 Wed Nov 19 12:03:04 1997 Philippe De Muyter <phdm@macqel.be>
11684 * dwarf2out.c (CIE_LENGTH_LABEL, FDE_LENGTH_LABEL): New macros.
11685 (ASM_OUTPUT_DWARF_VALUE4): New macro.
11686 (ASM_OUTPUT_DEFINE_LABEL_DIFFERENCE_SYMBOL): Define if SET_ASM_OP is
11688 (output_call_frame_info): Do not output forward label differences
11689 if ASM_OUTPUT_DEFINE_LABEL_DIFFERENCE_SYMBOL is defined.
11690 * m68k/mot3300.h (SET_ASM_OP): Define when not using gas.
11692 Tue Nov 18 23:03:30 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
11694 * sh.md (attribute "type"): Add nil.
11695 (movsi_ie): y/y alternative is type nil.
11696 (movsf_ie): Replace ry/yr/X alternative by r/y/X , y/r/X and y/y/X
11698 (movsf_ie+1): Delete.
11700 Tue Nov 18 15:39:59 1997 Jim Wilson <wilson@cygnus.com>
11702 * mips/mips.c (save_restore_insns): If gp_offset or fp_offset are
11703 large_int, emit two insns instead of one splitable insn.
11704 * dwarf2out.c (dwarf2out_frame_debug): When set cfa_store_offset
11705 from cfa_temp_value, use cfa_offset. Add assert checking that
11708 Mon Nov 17 15:35:38 1997 Tom Tromey <tromey@cygnus.com>
11710 * cccp.c (deps_output): Properly quote file names for make.
11712 Mon Nov 17 13:21:40 1997 Jeffrey A Law (law@cygnus.com)
11714 * t-h8300 (MULTILIB_EXCEPTIONS): Define.
11716 Fri Nov 7 15:33:11 1997 Robert Lipe (robertl@dgii.com)
11718 * i386/sco5.h (HAVE_ATEXIT): Delete definition.
11720 Sun Nov 16 23:52:48 1997 Jeffrey A Law (law@cygnus.com)
11722 * cse.c (cse_insn): Don't look at JUMP_LABEL field of a conditionl
11724 (cse_end_of_basic_block): Similarly.
11726 Sun Nov 16 23:01:40 1997 J. Kean Johnston <jkj@sco.com>
11728 * i386/sco5.h (ASM_OUTPUT_ALIGNED_BSS): Define.
11729 (SELECT_RTX_SECTION): Define.
11730 (LIBGCC_SPEC, LIB_SPEC): Do the right thing for PIC.
11732 Sun Nov 16 22:47:03 1997 Manfred Hollstein <manfred@s-direktnet.de>
11734 * Makefile.in (compare, compare-lean): Define $stage for each
11736 (gnucompare, gnucompare-lean): Likewise.
11738 Sun Nov 16 22:02:16 1997 Richard Henderson (rth@cygnus.com)
11740 * alpha/win-nt.h (TRAMPOLINE_TEMPLATE): Fix offsets.
11742 * alpha.h (ASM_OUTPUT_ADDR_DIFF_ELT): Add an L for the local label
11743 to correspond with the change to ASM_GENERATE_INTERNAL_LABEL.
11745 Fri Nov 14 09:09:20 1997 Fred Fish (fnf@cygnus.com)
11747 * dwarfout.c (byte_size_attribute): Add local var upper_bound
11748 and add case to handle STRING_TYPE.
11749 * dwarfout.c (output_string_type_die): Fix code to generate
11750 correct string length attribute for fixed length strings.
11751 Still needs support for varying length strings.
11753 Fri Nov 14 08:46:56 1997 Jeffrey A Law (law@cygnus.com)
11755 * toplev.c (get_run_time): Do something sensible for cygwin32.
11757 Fri Nov 14 07:24:20 1997 Richard Henderson <rth@cygnus.com>
11759 * expr.c (expand_builtin_setjmp): Set
11760 current_function_has_nonlocal_label.
11761 * stupid.c (stupid_life_analysis): If has_nonlocal_label, kill
11762 call-saved registers across calls.
11764 * alpha.md (exception_receiver): Remove.
11765 (nonlocal_goto_receiver_osf): New
11766 (nonlocal_goto_receiver_vms): Renamed from nonlocal_goto_receiver.
11767 (nonlocal_goto_receiver): New, select _osf or _vms.
11769 * alpha.c (output_prolog [*]): Prefix entry labels with '$' to
11770 keep them from being propogated to the object file.
11771 (alpha_write_linkage): Likewise.
11772 * alpha.md (call_vms): Likewise.
11773 (call_value_vms): Likewise.
11774 (unnamed osf call insns): Likewise.
11776 * alpha.h (ASM_OUTPUT_INTERNAL_LABEL): Don't omit L from local label.
11777 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
11779 * alpha.c (call_operand): Any reg is valid for WinNT.
11780 * alpha.md (call_nt, call_value_nt): Don't force address into $27.
11781 (anon nt calls): Add 'R' alternative.
11782 * alpha/win-nt.h (TRAMPOLINE_TEMPLATE, TRAMPOLINE_SIZE,
11783 INITIALIZE_TRAMPOLINE): Handle lack of original $27 and 32-bit ptrs.
11785 Fri Nov 14 06:59:33 1997 Jeffrey A Law (law@cygnus.com)
11787 * calls.c (expand_call): Handle pcc_struct_value correctly for C++.
11789 * i386/xm-cygwin32.h (HAVE_FILE_H, HAVE_RUSAGE): Delete defines.
11790 * i386/xm-mingw32.h (HAVE_FILE_H, HAVE_RUSAGE): Likewise.
11791 * rs6000/xm-cygwin32.h (HAVE_FILE_H, HAVE_RUSAGE): Likewise.
11793 Thu Nov 13 20:37:33 1997 Michael Meissner <meissner@tiktok.cygnus.com>
11795 * reload1.c (new_spill_reg): Improve fixed or forbidden register
11796 spill error message.
11798 Thu Nov 13 20:29:08 1997 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11800 * prefix.c: Use stdarg.h only ifdef __STDC__. Otherwise,
11801 use varargs.h. Wrap header with <>, not "".
11803 Thu Nov 13 20:21:17 1997 Jeffrey A Law (law@cygnus.com)
11805 * integrate.c (save_for_inline_copying): Add return value from
11808 Thu Nov 13 19:12:33 1997 Brendan Kehoe <brendan@cygnus.com>
11810 * fixincludes: Be a little more restrictive on what we will
11811 substitute to replace definitions of MAXINT for HPUX.
11813 Thu Nov 13 18:41:02 1997 Michael Meissner <meissner@cygnus.com>
11815 * dbxout.c (dbxout_symbol_location): Don't assume that variables
11816 whose address is the stack or argument pointers are indirect
11819 1997-11-13 Paul Eggert <eggert@twinsun.com>
11821 * cccp.c, cpplib.c (compare_defs):
11822 Don't complain about arg name respellings unless pedantic.
11823 * cpplib.c (compare_defs): Accept pfile as new arg.
11824 All callers changed.
11826 Thu Nov 13 23:33:50 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
11828 * fold-const.c (fold_truthop): Fix bug in last change.
11830 1997-11-13 Paul Eggert <eggert@twinsun.com>
11832 Fix some confusion with IEEE minus zero.
11834 * real.h (REAL_VALUES_IDENTICAL): New macro.
11836 * expr.c (is_zeros_p): Don't consider -0.0 to be all zeros.
11837 * fold-const.c (operand_equal_p): Don't consider -0.0 to be
11839 * tree.c (simple_cst_equal): Don't consider -0.0 to have the
11840 same tree structure as 0.0.
11842 * varasm.c (immed_real_const_1): Use new REAL_VALUES_IDENTICAL
11843 macro instead of doing it by hand.
11845 Thu Nov 13 16:56:14 1997 Jeffrey A Law (law@cygnus.com)
11847 * v850/lib1funcs.asm: Minor whitespace changes.
11848 * v850.c: Fix minor formatting problems in many places.
11849 (construct_restore_jr, construct_save_jarl): Remove unwanted aborts.
11851 Thu Nov 13 12:53:44 1997 Jim Wilson <wilson@cygnus.com>
11853 * mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete code swapping xplus0 and
11854 xplus1 when xplus0 is not a register.
11856 Thu Nov 13 11:41:42 1997 Jeffrey A Law (law@cygnus.com)
11858 * flow.c (find_basic_blocks): During marking phase, if we encounter
11859 an insn with a REG_LABEL note, make the target block live and
11860 create an edge from the insn to the target block. Do not make
11861 edges from all blocks to the target block.
11863 * m68k/x-next (OTHER_FIXINCLUDES_DIRS): Include /NextDeveloper/Headers.
11865 * confiugre.in: Tweak NCR entries.
11866 * configure: Rebuilt.
11868 Thu Nov 13 11:07:41 1997 Michael Meissner <meissner@cygnus.com>
11870 * rs6000.c (num_insns_constant): Use REAL_VALUE_FROM_CONST_DOUBLE to
11871 pick apart floating point values, instead of using CONST_DOUBLE_LOW
11872 and CONST_DOUBLE_HIGH.
11874 * rs6000.md (define_splits for DF constants): Use the appropriate
11875 REAL_VALUE_* interface to pick apart DF floating point constants in
11876 a machine independent fashion.
11878 Thu Nov 13 00:06:58 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
11880 * fold-const.c (fold_truthop): When changing a one-bit comparison
11881 against zero into a comparison against mask, do a proper sign
11884 Wed Nov 12 09:37:01 1997 Jeffrey A Law (law@cygnus.com)
11886 * except.c: Do not include "assert.h".
11887 (save_eh_status): Turn asserts into conditional aborts.
11888 (restore_eh_status, scan_region): Likewise.
11889 * dwarfout.c: Do not include "assert.h".
11890 (bit_offset_attribute): Turn asserts into conditional aborts.
11891 (bit_size_attribute, output_inlined_enumeration_type_die): Likewise.
11892 (output_inlined_structure_type_die): Likewise.
11893 (output_inlined_union_type_die): Likewise
11894 (output_tagged_type_instantiation): Likewise.
11895 (dwarfout_file_scope_decl): Likewise.
11896 * dwarf2out.c: Do not include "assert.h"
11897 (expand_builtin_dwarf_reg_size): Turn asserts into conditional aborts.
11898 (reg_save, initial_return_save, dwarf2out_frame_debug): Likewise.
11899 (add_child_die, modified_type_die, add_bit_offset_attribute): Likewise.
11900 (add_bit_size_attribute, scope_die_for): Likewise.
11901 (output_pending_types_for_scope): Likewise.
11902 (get_inlined_enumeration_type_die): Likewise.
11903 (get_inlined_structure_type_die): Likewise.
11904 (get_inlined_union_type_die, gen_subprogram_die): Likewise.
11905 (gen_tagged_type_instantiation_die): Likewise.
11907 * flow.c (find_basic_blocks): Refine further to get a more correct
11908 cfg, especially in the presense of exception handling, computed
11909 gotos, and other non-trivial cases. Call abort if an inaccuracy
11910 is detected in the cfg.
11912 Tue Nov 11 21:47:27 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
11914 * glimits.h (SHRT_MIN): Define in a way suitable for 16 bit hosts.
11916 * c-lex.c (whitespace_cr, skip_white_space_on_line): New functions.
11917 (skip_white_space): Use whitespace_cr.
11918 (check_newline): Handle whitespace more consistently.
11920 Tue Nov 11 16:25:49 1997 Jim Wilson <wilson@cygnus.com>
11922 * i386/cygwin32.h (CPP_PREDEFINES): Delete -DPOSIX.
11923 * i386/xm-cygwin32.h (POSIX): Define.
11925 Mon Nov 10 20:53:11 1997 Gavin Koch <gavin@cygnus.com>
11927 * config/mips/mips.h (MASK_DEBUG_H): Set to zero, so this bit
11928 is available elsewhere.
11930 Mon Nov 10 16:21:58 1997 Doug Evans <devans@canuck.cygnus.com>
11932 * sparc/sparc.md (mov[sdt]f_const_insn): Fix condition to match
11933 what the instruction can handle.
11935 Mon Nov 10 03:02:19 1997 Jason Merrill <jason@yorick.cygnus.com>
11937 * stmt.c (expand_decl_cleanup_no_eh): New fn.
11939 * except.c (expand_leftover_cleanups): do_pending_stack_adjust.
11941 Mon Nov 10 00:05:56 1997 Jeffrey A Law (law@cygnus.com)
11943 * alias.c (MAX_ALIAS_LOOP_PASSES): Define.
11944 (init_alias_analysis): Break out of loops after MAX_ALIAS_LOOP_PASSES.
11946 Sun Nov 9 14:34:47 1997 David Edelsohn <edelsohn@mhpcc.edu>
11948 * rs6000.md (lshrdi3_power): Delete '&' from first alternative and
11949 swap instruction order.
11951 Sun Nov 9 02:07:16 1997 Jeffrey A Law (law@cygnus.com)
11953 * fixinc.svr4 (__STDC__): Add another case.
11955 Sun Nov 9 02:00:29 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
11957 * a29k.h (ELIGIBLE_FOR_EPILOGUE_DELAY): Avoid loads from varying
11958 addresses in the epilogue delay slot.
11960 Sun Nov 9 01:40:40 1997 Manfred Hollstein (manfred@s-direktnet.de)
11962 * m88k/dgux.h (ASM_CPU_SPEC): Reformatted to suppress wrong whitespace
11963 in generated `specs' file.
11965 Sun Nov 9 01:37:11 1997 Jim Wilson (wilson@cygnus.com)
11967 * flags.h (flag_rerun_loop_opt): Declare.
11968 * loop.c (invariant_p, case LABEL_REF): Check flag_rerun_loop_opt.
11969 * toplev.c (flag_rerum_loop_opt): Delete static.
11971 Sat Nov 8 18:20:21 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
11973 Bring over from FSF:
11975 Thu Oct 30 12:21:06 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
11977 * va-sh.h (__va_arg_sh1): Define.
11979 SH3E doesn't use any integer registers for subsequent arguments
11980 once a non-float value was passed in the stack.
11981 * sh.c (machine_dependent_reorg): If optimizing, put explicit
11982 alignment in front label for ADDR_DIFF_VEC.
11983 * sh.h (PASS_IN_REG_P): Fix SH3E case.
11984 (ADJUST_INSN_LENGTH): If not optimizing, add two extra bytes length.
11986 Tue Oct 28 15:06:44 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
11988 * sh/elf.h (PREFERRED_DEBUGGING_TYPE): Undefine before including
11991 Mon Oct 27 16:11:52 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
11993 * sh.c (machine_dependent_reorg): When -flag_delayed_branches,
11994 put an use_sfunc_addr before each sfunc.
11995 * sh.md (use_sfunc_addr, dummy_jump): New insns.
11996 (casesi): For TARGET_SH2, emit a dummy_jump after LAB.
11998 Tue Oct 21 07:12:28 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
12000 * sh/elf.h (PREFERRED_DEBUGGING_TYPE): Don't redefine.
12002 Fri Nov 7 10:22:24 1997 Jason Merrill <jason@yorick.cygnus.com>
12004 * frame.c (add_fdes, count_fdes): Go back to checking pc_begin for
12007 Wed Nov 5 14:26:05 1997 Jeffrey A Law (law@cygnus.com)
12009 * alias.c (find_base_value): Only return the known base value for
12012 Wed Nov 5 11:27:14 1997 Jim Wilson <wilson@cygnus.com>
12014 * i386.c (load_pic_register): Call prologue_get_pc_and_set_got.
12015 * i386.md (prologue_set_got, prologue_get_pc): Add UNSPEC_VOLATILE
12017 (prologue_get_pc_and_set_got): New pattern.
12019 Tue Nov 4 20:36:50 1997 Richard Henderson (rth@cygnus.com)
12021 * alpha.c (summarize_insn): Handle ASM_OPERANDS. Don't recurse
12022 for SUBREG, just fall through.
12024 * alpha.c (alpha_handle_trap_shadows): Init sum.defd to zero.
12026 * alpha.md (attr trap): Make TRAP_YES non-zero for sanity's sake.
12028 Tue Nov 4 18:49:42 1997 Jeffrey A Law (law@cygnus.com)
12030 * fixincludes: Fix "hypot" prototype in NeXT math.h.
12032 * Makefile.in (USE_ALLOCA): Always include alloca.o.
12033 (USE_HOST_ALLOCA): Likewise.
12035 * rtl.def (CODE_LABEL): Use separate fields for LABEL_NUSES
12036 and LABEL_REFS fields.
12037 * rtl.h (LABEL_REFS): Update.
12039 Tue Nov 4 16:55:11 1997 Jim Wilson <wilson@cygnus.com>
12041 * combine.c (try_combine): When setting elim_i2, check whether newi2pat
12042 sets i2dest. When calling distribute_notes for i3dest_killed, pass
12043 elim_i2 and elim_i1. When setting elim_i1, check if newi2pat
12046 * mips.md (insv, extzv, extv): Add change_address call.
12047 (movsi_ulw, movsi_usw): Change QImode to BLKmode in pattern.
12049 * integrate.c (save_for_inline_copying): Copy parm_reg_stack_loc.
12051 * reload.c (find_reloads, case 'm' and 'o'): Reject HIGH constants.
12053 * mips.c (mips_expand_epilogue): Emit blockage insn before call to
12054 save_restore_insns if no FP and GP will be restored.
12056 * dwarf2out.c (expand_builtin_dwarf_reg_size): New variable mode.
12057 Convert CCmode to word_mode before calling GET_MODE_SIZE.
12059 * acconfig.h (HAVE_INTTYPES_H): Undef.
12060 * configure.in (inttypes.h): Check for conflicts between sys/types.h
12061 and inttypes.h, and verify that intmax_t is defined.
12062 * config/mips/x-iris (CC, OPT, OLDCC): Comment out.
12063 * config/mips/x-iris3: Likewise.
12065 Tue Nov 4 16:07:15 1997 Jeffrey A Law (law@cygnus.com)
12067 * alias.c (find_base_value): When copying arguments, return the
12068 tenative value for a hard register.
12070 Tue Nov 4 13:40:35 1997 Doug Evans <devans@canuck.cygnus.com>
12072 * c-lex.c (MULTIBYTE_CHARS): #undef if cross compiling.
12073 (yylex): Record wide strings using target endianness, not host.
12075 Tue Nov 4 13:13:12 1997 Jeffrey A Law (law@cygnus.com)
12077 * mn10200.h (ASM_OUTPUT_BSS): Delete.
12078 (ASM_OUTPUT_ALIGNED_BSS): New macro
12079 * mn10300.h (ASM_OUTPUT_BSS): Delete.
12080 (ASM_OUTPUT_ALIGNED_BSS): New macro.
12081 * v850.h (ASM_OUTPUT_BSS): Delete.
12082 (ASM_OUTPUT_ALIGNED_BSS): New macro.
12084 Tue Nov 4 00:55:48 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
12086 * profile.c (branch_prob): Insert an insn after a NOTE_INSN_SETJMP.
12088 Mon Nov 3 14:36:50 1997 Jeffrey A Law (law@cygnus.com)
12090 * configure.in (sco5): Use cpio to install header files.
12092 Sun Nov 2 23:31:43 1997 Manfred Hollstein <manfred@s-direktnet.de>
12094 * aclocal.m4 (conftestdata_from, conftestdata_to): Names shortened to
12096 * configure: Rebuild.
12098 Sun Nov 2 19:44:00 1997 Robert Lipe (robertl@dgii.com)
12100 * i386/sco5.h: enable -gstabs once again.
12102 Sun Nov 2 19:27:21 1997 Jeffrey A Law (law@cygnus.com)
12104 * arm.c (output_move_double): Allocate 3 entries in otherops array.
12106 Sat Nov 1 21:43:00 1997 Mike Stump (mrs@wrs.com)
12108 * except.c (expand_ex_region_start_for_decl): Emit EH_REGION_BEG
12109 notes for sjlj exceptions too.
12110 (expand_eh_region_end): Similarly for EH_REGION_END notes.
12111 (exception_optimize): Optimize EH regions for sjlj exceptions too.
12112 * final.c (final_scan_insn): Don't output labels for EH REGION
12113 notes if doing sjlj exceptions.
12115 Sat Nov 1 19:15:28 1997 Jeffrey A Law (law@cygnus.com)
12117 * alias.c (init_alias_analysis): Handle -fno-alias-check when
12118 optimizing correctly.
12120 * expr.c (expand_builtin_setjmp): Don't emit a SETJMP note
12121 or set current_function_calls_setjmp anymore.
12123 * flow.c (find_basic_blocks): If we delete the label for an
12124 exception handler, remove it from the EH label list and remove
12125 the EH_BEGIN/EH_END notes for that EH region.
12127 Sat Nov 1 16:44:49 1997 Jason Merrill (jason@cygnus.com)
12129 * flow.c (find_basic_blocks): Generate correct flow control
12130 information when exception handling notes are present.
12132 Sat Nov 1 13:42:19 1997 Jeffrey A Law (law@cygnus.com)
12134 * dwarf2out.c (output_call_frame_info): Fix length argument
12135 to ASM_OUTPUT_ASCII.
12136 (output_die, output_pubnames, output_line_info): Likewise.
12138 Fri Oct 31 07:10:09 1997 Jeffrey A Law (law@cygnus.com)
12140 * version.c: Bump for snapshot.
12142 * dwarf2out.c (output_call_frame_info): Use ASM_OUTPUT_ASCII to
12143 output ASCII by default. Only use ASM_OUTPUT_DWARF_STRING if
12144 flag_debug_asm is on.
12145 (output_die, output_pubnames, output_line_info): Likewise.
12147 * alias.c (init_alias_analysis): Add struct_value_incoming_rtx
12148 and static_chain_rtx into the potential base values array if
12149 they are registers.
12151 * alias.c (new_reg_base_value): New array of potential base values.
12152 (unique_id): Now file scoped static.
12153 (find_base_value, case REG): Return the value in reg_base_value
12154 array for the REG if it exists. Else, return the value from
12155 new_reg_base_value if copying args and REG is a hard register.
12156 (find_base_value, case PLUS): If either operand of the PLUS is
12157 a REG, try to get its base value. Handle base + index and
12159 (record_set): Use new_reg_base_value instead of reg_base_value.
12160 (init_alias_analysis): Allocate space for new_reg_base_value too.
12161 Rework code to iterate over the insns propagating base value
12162 information until nothing changes.
12164 * global.c (global_alloc): Free the conflict matrix after
12165 reload has finished.
12167 Fri Oct 31 01:45:31 1997 Jason Merrill <jason@yorick.cygnus.com>
12169 * libgcc2.c (L_eh): Define __eh_pc.
12170 Replace __eh_type with generic pointer __eh_info.
12172 Fri Oct 31 00:34:55 1996 J"orn Rennecke <amylaar@cygnus.co.uk>
12174 * expr.c (expand_increment): When enqueing a postincrement for a MEM,
12175 use copy_to_reg if address is not a general_operand.
12177 Fri Oct 31 00:16:55 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
12179 * profile.c (output_func_start_profiler): Clear flag_inline_functions
12180 for the duration of the call to rest_of_compilation.
12182 Thu Oct 30 14:40:10 1997 Doug Evans <devans@canuck.cygnus.com>
12184 * configure.in (sparc-*-elf*): Use sparc/elf.h, sparc/t-elf.
12186 (sparc*-*-*): Recognize --with-cpu=v9.
12187 * sparc/elf.h: New file.
12188 * sparc/t-elf: New file.
12190 Thu Oct 30 13:26:12 1997 Jeffrey A Law (law@cygnus.com)
12192 * mn10300.c (const_8bit_operand): New function.
12193 (mask_ok_for_mem_btst): New funtion.
12194 * mn10300.md (btst patterns with mem operands): Use new functions
12195 to avoid creating btst instructions with invalid operands.
12197 Wed Oct 29 16:57:19 1997 Michael Meissner <meissner@cygnus.com>
12199 * rs6000/xm-sysv4.h: Include xm-linux.h instead of xm-svr4.h if we
12200 are running on PowerPC Linux.
12202 Wed Oct 29 13:10:11 1997 Gavin Koch <gavin@cygnus.com>
12204 * config/mips/elf64.h (PREFERRED_DEBUGGING_TYPE): Only define
12205 if not previously defined.
12207 Tue Oct 28 23:55:27 1997 Doug Evans (devans@cygnus.com)
12209 * function.c (assign_parms): Correct mode of stack_parm if
12210 entry_parm underwent a mode conversion.
12212 1997-10-28 Brendan Kehoe <brendan@lisa.cygnus.com>
12214 * global.c (global_alloc): Use xmalloc instead of alloca for
12215 CONFLICTS, since max_allocno * allocno_row_words alone can be more
12216 than 2.5Mb sometimes.
12218 Tue Oct 28 15:29:15 1997 Richard Henderson <rth@cygnus.com>
12220 * reload1.c (eliminate_regs [SET]): If [SUBREG] widened the mode of
12221 DEST for the spill, adjust mode of SRC to compensate.
12223 Tue Oct 28 14:36:45 1997 Richard Henderson <rth@cygnus.com>
12225 * alpha.md (reload_inqi): Check for MEM before strict_memory_address_p,
12226 since any_memory_operand() allows pseudos during reload.
12227 (reload_inhi, reload_outqi, reload_outhi): Likewise.
12229 Tue Oct 28 11:53:14 1997 Jim Wilson <wilson@cygnus.com>
12231 * m68k.md (btst patterns): Add 5200 support.
12233 Tue Oct 28 11:58:40 1997 Toon Moene <toon@moene.indiv.nluug.nl>
12235 * fold-const.c (fold): For ((a * C1) / C3) or (((a * C1) + C2) / C3)
12236 optimizations, look inside dividend to determine if the expression
12237 can be simplified by using EXACT_DIV_EXPR.
12239 Tue Oct 28 10:19:01 1997 Jason Merrill <jason@yorick.cygnus.com>
12242 * dwarf2out.c (output_call_frame_info): Use l1 instead of ".".
12244 Tue Oct 28 00:32:14 1997 Richard Henderson <rth@cygnus.com>
12246 * alpha.c (summarize_insn [SUBREG]): Propogate SET.
12248 Mon Oct 27 23:59:26 1997 Richard Henderson <rth@cygnus.com>
12250 * alpha.c (alpha_handle_trap_shadows): Don't call get_attr_trap
12253 Mon Oct 27 21:25:20 1997 Richard Henderson <rth@cygnus.com>
12255 * alpha.md (movqi, movhi): Make sure new insns created during reload
12256 won't need reloading themselves.
12257 (reload_inqi, reload_inhi, reload_outqi, reload_outhi): Likewise.
12259 Mon Oct 27 16:11:10 1997 Jeffrey A Law (law@cygnus.com)
12261 * mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Disable reg+reg.
12263 Sun Oct 26 13:50:44 1997 Richard Henderson <rth@cygnus.com>
12265 * alpha.c (alpha_sa_mask [VMS]): Don't include $26 in the mask.
12266 Patch from Klaus Kaempf <kkaempf@progis.de>.
12268 Sun Oct 26 13:31:47 1997 Jim Wilson (wilson@cygnus.com)
12270 * expr.c (expand_expr, case INDIRECT_REF): Optimize a reference
12271 to an element in a constant string.
12273 Sun Oct 26 11:41:49 1997 Jason Merrill <jason@yorick.cygnus.com>
12275 * dwarf2out.c (output_call_frame_info): The CIE pointer is now a 32
12276 bit PC-relative offset. The exception range table pointer is now in
12278 * frame.c (dwarf_cie, dwarf_fde): Rename CIE_pointer to CIE_delta.
12279 (count_fdes, add_fdes, get_cie): Adjust.
12280 (cie_info, extract_cie_info, __frame_state_for): Adjust eh_ptr uses.
12283 * frame.c (count_fdes, add_fdes): Skip linked once FDE entries.
12285 Sun Oct 26 11:52:01 1997 Richard Henderson <rth@cygnus.com>
12287 * alias.c (memrefs_conflict_p): Treat arg_pointer_rtx just
12288 like stack_pointer_rtx.
12290 Sun Oct 26 11:32:16 1997 Manfred Hollstein <manfred@s-direktnet.de>
12292 * Makefile.in (bootstrap-lean): Combined with `normal' bootstrap
12293 targets using "$@" to provide support for similar but not identical
12294 targets without having to duplicate code.
12295 (bootstrap4): New goal.
12297 * Makefile.in (compare, compare-lean, compare3): Combined to one
12298 ruleset determining actions to be performed via $@.
12299 (compare4, compare4-lean): New targets.
12300 (gnucompare, gnucompare3): Combined to one ruleset determining
12301 actions to be performed via $@. Also, note which files failed
12302 the comparison test in .bad_compare.
12303 (gnucompare-lean, gnucompare3-lean, gnucompare4-lean): New targets.
12305 Sun Oct 26 10:06:11 1997 Toon Moene <toon@moene.indiv.nluug.nl>
12307 * fold-const (fold): Also simplify FLOOR_DIV_EXPR to EXACT_DIV_EXPR
12308 if the dividend is a multiple of the divisor.
12310 Sun Oct 26 09:21:40 1997 Jeffrey A Law (law@cygnus.com)
12312 * Makefile.in (LIBGCC2_CFLAGS): Add -fexceptions.
12314 * alias.c (find_base_term): Handle PRE_INC, PRE_DEC, POST_INC,
12317 * alias.c (true_dependence): Fix typo.
12319 * toplev.c (flag_rerun_loop_opt): New variable.
12320 (f_options): Handle -frerun-loop-opt.
12321 (rest_of_compilation): If -frerun-loop-opt, then run the loop
12323 (main): Enable -frerun-loop-opt by default for -O2 or greater.
12325 * loop.c (simplify_giv_expr): Adding two invariants results
12328 Sun Oct 26 09:15:15 1997 Richard Henderson <rth@cygnus.com>
12330 * expr.c (get_inner_reference): Remove the array bias after
12331 converting the index to Pmode.
12333 Sat Oct 25 12:20:58 1997 Jeffrey A Law (law@cygnus.com)
12335 * mn10300.h (TARGET_SWITCHES): Add -mmult-bug and -mno-mult-bug.
12336 (TARGET_MULT_BUG): Define.
12337 (TARGET_DEFAULT): Default to TARGET_MULT_BUG.
12338 * mn10300.md (mulsi3): Handle TARGET_MULT_BUG.
12340 Fri Oct 24 17:40:34 1997 Jeffrey A Law (law@cygnus.com)
12342 * mn10200.c (indirect_memory_operand): Delete unused function.
12343 * mn10200.h (EXTRA_CONSTRAINT): Handle 'R'.
12344 * mn10200.md (bset, bclr insns): Handle output in a reg too.
12346 Fri Oct 24 15:54:57 1997 Richard Henderson <rth@cygnus.com>
12348 * alpha.md (call patterns): Revert Oct 16 change; if we are to elide
12349 the callee's ldgp, we must do it ourselves, and we use the jsr tag
12350 for more than scheduling.
12352 Fri Oct 24 13:23:04 1997 Doug Evans <devans@canuck.cygnus.com>
12354 * sparc/sparc.h (ASM_SPEC): Delete asm_arch.
12356 Fri Oct 24 13:19:40 1997 Jeffrey A Law (law@cygnus.com)
12358 * mn10300.c (symbolic_operand, legitimize_address): New functions.
12359 * mn10300.h (LEGITIMIZE_ADDRESS): Call legitimize_address.
12360 (GO_IF_LEGITIMATE_ADDRESS): Don't allow base + symbolic.
12362 Thu Oct 23 09:35:12 1997 Jeffrey A Law (law@cygnus.com)
12364 * version.c: Bump for snapshot.
12366 Thu Oct 23 08:03:59 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
12368 * dbxout.c (dbxout_start_new_source_file): Use output_quoted_string
12371 Wed Oct 22 00:34:12 1997 Jeffrey A Law (law@cygnus.com)
12373 * toplev.c (flag_exceptions): Default value is 2.
12374 (compile_file): If flag_exceptions still has the value 2, then
12377 * rs6000.c (struct machine_function): Add pic_offset_table_rtx.
12378 (rs6000_save_machine_status): Save pic_offset_table_rtx.
12379 (rs6000_restore_machine_status: Restore pic_offset_table_rtx.
12381 * local-alloc.c (block_alloc): Don't lose if two SCRATCH expressions
12384 * rs6000.md (*movsi_got_internal_mem): New pattern.
12385 (*movsi_got_internal_mem splitter): New define_split.
12387 Tue Oct 21 18:14:03 1997 Jim Wilson <wilson@cygnus.com>
12389 * obstack.h (obstack_empty_p): Fix spurious space after backslash.
12391 Tue Oct 21 18:34:01 1997 Geoffrey KEATING <geoffk@ozemail.com.au>
12393 * rs6000.c: Avoid creating a stack frame under SYSV ABI if we
12394 only need to save LR.
12396 Tue Oct 21 10:06:40 1997 Jeffrey A Law (law@cygnus.com)
12398 * mn10300.md (movqi, movhi): Avoid using address registers as
12399 destinations unless absolutely necessary.
12401 * mn10200.c (expand_prologue): Fix typo.
12403 * mn10200.h (GO_IF_LEGITIMATE_ADDRESS): Do not allow indexed
12405 * mn10200.md (neghi2): Provide an alternative which works if
12406 the input and output register are the same.
12408 * mn10300.c (print_operand): Handle 'S'.
12409 * mn10300.md (ashlsi3, lshrsi3, ashrsi3): Use %S for
12410 shift amount in last alternative
12412 * mn10300.c (expand_epilogue): Rework to handle register restores
12413 in "ret" and "retf" instructions correctly.
12415 Mon Oct 20 16:47:08 1997 Jim Wilson <wilson@cygnus.com>
12417 * expmed.c (extract_bit_field): Don't make flag_force_mem disable
12418 extzv for memory operands.
12420 * cse.c (simplify_ternary_operation, case IF_THEN_ELSE): Collapse
12421 redundant conditional moves to single operand.
12423 Mon Oct 20 15:30:26 1997 Nick Clifton <nickc@cygnus.com>
12425 * v850.h: Move define of __v850__ from CPP_PREDEFINES
12428 * xm-v850.h: Use __v850 rather than __v850__ to
12429 identify v850 port.
12431 Mon Oct 20 14:15:02 1997 Jim Wilson <wilson@cygnus.com>
12433 * mips/mips.c (compute_frame_size): Not a leaf function if
12436 Mon Oct 20 14:16:38 1997 Geoffrey KEATING <geoffk@ozemail.com.au>
12438 * rs6000/t-ppccomm: Use -msdata=none for crtstuff.
12440 Mon Oct 20 12:28:17 1997 Doug Evans <devans@canuck.cygnus.com>
12442 * sparc/sparc.h (SPARC_V9,SPARC_ARCH64): Delete.
12443 (DEFAULT_ARCH32_P): New macro.
12444 (TARGET_ARCH{32,64}): Allow compile time or runtime selection.
12445 (enum cmodel): Declare.
12446 (sparc_cmodel_string,sparc_cmodel): Declare.
12447 (SPARC_DEFAULT_CMODEL): Provide default.
12448 (TARGET_{MEDLOW,MEDANY}): Renamed to TARGET_CM_{MEDLOW,MEDANY}.
12449 (TARGET_FULLANY): Deleted.
12450 (TARGET_CM_MEDMID): New macro.
12451 (CPP_CPU_DEFAULT_SPEC): Renamed from CPP_DEFAULT_SPEC.
12452 (ASM_CPU_DEFAULT_SPEC): Renamed from ASM_DEFAULT_SPEC.
12453 (CPP_PREDEFINES): Take out stuff now handled by %(cpp_arch).
12454 (CPP_SPEC): Rewrite.
12455 (CPP_ARCH{,32,64,_DEFAULT}_SPEC): New macros.
12456 (CPP_{ENDIAN,SUBTARGET}_SPEC): New macros.
12457 (ASM_ARCH{,32,64,_DEFAULT}_SPEC): New macros.
12458 (ASM_SPEC): Add %(asm_arch).
12459 (EXTRA_SPECS): Rename cpp_default to cpp_cpu_default.
12460 Rename asm_default to asm_cpu_default.
12461 Add cpp_arch32, cpp_arch64, cpp_arch_default, cpp_arch, cpp_endian,
12462 cpp_subtarget, asm_arch32, asm_arch64, asm_arch_default, asm_arch.
12463 (NO_BUILTIN_{PTRDIFF,SIZE}_TYPE): Define ifdef SPARC_BI_ARCH.
12464 ({PTRDIFF,SIZE}_TYPE): Provide 32 and 64 bit values.
12465 (MASK_INT64,MASK_LONG64): Delete.
12466 (MASK_ARCH64): Renamed to MASK_64BIT.
12467 (MASK_{MEDLOW,MEDANY,FULLANY,CODE_MODEL}): Delete.
12468 (EMBMEDANY_BASE_REG): Renamed from MEDANY_BASE_REG.
12469 (TARGET_SWITCHES): Always provide 64 bit options.
12470 (ARCH64_SWITCHES): Delete.
12471 (TARGET_OPTIONS): New option -mcmodel=.
12472 (INT_TYPE_SIZE): Always 32.
12473 (MAX_LONG_TYPE_SIZE): Define ifdef SPARC_BI_ARCH.
12474 (INIT_EXPANDERS): sparc64_init_expanders renamed to sparc_init_....
12475 (FUNCTION_{,BLOCK_}PROFILER): Delete TARGET_EMBMEDANY support.
12476 (PRINT_OPERAND_PUNCT_VALID_P): Add '_'.
12477 * sparc/linux-aout.h (CPP_PREDEFINES): Take out stuff handled by
12479 (CPP_SUBTARGET_SPEC): Renamed from CPP_SPEC.
12480 * sparc/linux.h: Likewise.
12481 * sparc/linux64.h (SPARC_V9,SPARC_ARCH64): Delete.
12482 (ASM_CPU_DEFAULT_SPEC): Renamed from ASM_DEFAULT_SPEC.
12483 (TARGET_DEFAULT): Delete MASK_LONG64, MASK_MEDANY, add MASK_64BIT.
12484 (SPARC_DEFAULT_CMODEL): Define.
12485 (CPP_PREDEFINES): Take out stuff handled by CPP_SPEC.
12486 (CPP_SUBTARGET_SPEC): Renamed from CPP_SPEC.
12487 (LONG_DOUBLE_TYPE_SIZE): Define.
12488 (ASM_SPEC): Add %(asm_arch).
12489 * sparc/sol2.h (CPP_PREDEFINES): Take out stuff handled by CPP_SPEC.
12490 (CPP_SUBTARGET_SPEC): Renamed from CPP_SPEC.
12491 (TARGET_CPU_DEFAULT): Add ultrasparc case.
12492 * sparc/sp64-aout.h (SPARC_V9,SPARC_ARCH64): Delete.
12493 (TARGET_DEFAULT): MASK_ARCH64 renamed to MASK_64BIT.
12494 (SPARC_DEFAULT_CMODEL): Define.
12495 * sparc/sp64-elf.h (SPARC_V9,SPARC_ARCH64): Delete.
12496 (TARGET_DEFAULT): MASK_ARCH64 renamed to MASK_64BIT. Delete
12497 MASK_LONG64, MASK_MEDANY.
12498 (SPARC_DEFAULT_CMODEL): Define.
12499 (CPP_PREDEFINES): Delete.
12500 (CPP_SUBTARGET_SPEC): Renamed from CPP_SPEC.
12501 (ASM_SPEC): Add %(asm_arch).
12502 (LONG_DOUBLE_TYPE_SIZE): Define.
12503 (DWARF2_DEBUGGING_INFO): Define.
12504 * sparc/splet.h (CPP_SPEC): Delete.
12505 * sparc/sysv4.h (CPP_PREDEFINES): Take out stuff handled by CPP_SPEC.
12506 (FUNCTION_BLOCK_PROFILER): Delete TARGET_EMBMEDANY support.
12507 (BLOCK_PROFILER): Likewise.
12508 * sparc/sparc.c (sparc_cmodel_string,sparc_cmodel): New globals.
12509 (sparc_override_options): Handle code model selection.
12510 (sparc_init_expanders): Renamed from sparc64_init_expanders.
12511 * sparc/sparc.md: TARGET_<code_model> renamed to TARGET_CM_....
12512 TARGET_MEDANY renamed to TARGET_CM_EMBMEDANY.
12513 (sethi_di_embmedany_{data,text}): Renamed from sethi_di_medany_....
12514 (sethi_di_fullany): Delete.
12516 Mon Oct 20 02:00:18 1997 Klaus Kaempf <kkaempf@progis.de>
12517 Jeff Law <law@cygnus.com>
12518 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12520 * alpha/vms.h (DIVSI3_LIBCALL): OTS$ functions are upper case.
12521 (DIVDI3_LIBCALL, UDIVSI3_LIBCALL, UDIVDI3_LIBVALL): Likewise.
12522 (MODSI3_LIBCALL, MODDI3_LIBCALL): Likewise.
12523 (UMODSI3_LIBCALL, UMODDI3_LIBCALL): Likewise.
12524 * alpha/alpha.md (arg_home): Likewise.
12526 * alpha/alpha.c (vmskrunch): Delete
12527 * alpha/vms.h (ENCODE_SECTION_INFO, ASM_DECLARE_FUNCTION_NAME): Delete.
12528 * alpha.c (output_prolog, VMS): Use alloca for entry_label and don't
12529 truncate to 64 characters.
12531 * make-l2.com: Support openVMS/Alpha.
12533 * vmsconfig.com: Fix to work on openVMS/Alpha and openVMS/VAX.
12535 Sun Oct 19 19:00:35 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
12537 * longlong.h (count_leading_zeros): Add missing casts to USItype.
12539 Sun Oct 19 18:44:06 1997 Jeffrey A Law (law@cygnus.com)
12541 * i386/bsd386.h (ASM_COMMENT_START): Define.
12543 Sat Oct 18 13:47:15 1997 Jason Merrill <jason@yorick.cygnus.com>
12545 * tree.c (restore_tree_status): Also free up temporary storage
12546 when we finish a toplevel function.
12547 (dump_tree_statistics): Print stats for backend obstacks.
12549 Sat Oct 18 12:47:31 1997 Doug Evans <dje@canuck.cygnus.com>
12551 * expr.c (use_group_regs): Don't call use_reg for MEMs.
12553 Sat Oct 18 09:49:46 1997 Jason Merrill <jason@yorick.cygnus.com>
12555 * libgcc2.c (__throw): Don't copy the return address.
12556 * dwarf2out.c (expand_builtin_dwarf_reg_size): Ignore return address.
12558 * except.c (exceptions_via_longjmp): Initialize to 2 (uninitialized).
12559 * toplev.c (main): Initialize exceptions_via_longjmp.
12561 * tree.c: Add extra_inline_obstacks.
12562 (save_tree_status): Use it.
12563 (restore_tree_status): If this is a toplevel inline obstack and we
12564 didn't want to save anything on it, recycle it.
12565 (print_inline_obstack_statistics): New fn.
12566 * function.c (pop_function_context_from): Pass context to
12567 restore_tree_status.
12568 * obstack.h (obstack_empty_p): New macro.
12570 Sat Oct 18 00:43:59 1997 Jeffrey A Law (law@cygnus.com)
12572 * i386/freebsd.h (ASM_COMMENT_START): Fix.
12574 Fri Oct 17 23:48:52 1997 Jim Wilson (wilson@cygnus.com)
12576 * v850.c (ep_memory_offset): New function.
12577 (ep_memory_operand, substitute_ep_register, v850_reorg): Call it.
12579 * v850.h (CONST_OK_FOR_*): Add and correct comments.
12580 (CONSTANT_ADDRESS_P): Add comment.
12581 (EXTRA_CONSTRAINT): Define 'U'.
12582 * v850.md: Add comments on bit field instructions.
12583 (addsi3): Delete &r/r/r alternative. Add r/r/U alternative.
12584 (lshrsi3): Use N not J constraint.
12586 * v850.md (v850_tst1+1): New define_split for tst1 instruction.
12588 * v850.c (reg_or_0_operand): Call register_operand.
12589 (reg_or_int5_operand): Likewise.
12590 * v850.h (MASK_BIG_SWITCH, TARGET_BIG_SWITCH): New macros.
12591 (TARGET_SWITCHES): Add "big-switch".
12592 (ASM_OUTPUT_ADDR_VEC_ELT, ASM_OUTPUT_ADDR_DIFF_ELT, CASE_VECTOR_MODE,
12593 ASM_OUTPUT_BEFORE_BASE_LABEL): Add support for TARGET_BIG_SWITCH.
12594 (CASE_DROPS_THROUGH): Comment out.
12595 (CASE_VECTOR_PC_RELATIVE, JUMP_TABLES_IN_TEXT_SECTION): Define.
12596 * v850.md (cmpsi): Delete compare mode.
12597 (casesi): New pattern.
12599 * v850.h (CONST_OK_FOR_N): Delete redundant compare against zero.
12600 * v850.md (ashlsi3): Use SImode not QImode for shift count.
12601 (lshrsi3): Likewise.
12603 * v850.c (print_operand): Add 'c', 'C', and 'z' support. Delete
12604 unreachable switch statement after 'b' support. Remove "b" from
12605 strings for 'b' support.
12606 * v850.md (branch_normal, branch_invert): Change %b to b%b.
12608 Fri Oct 17 23:33:20 1997 Jeffrey A Law (law@cygnus.com)
12610 * Makefile.in (LIBGCC2_CFLAGS): Avoid a backslash then an
12611 empty line if @inhibit_libc@ is empty.
12613 Fri Oct 17 23:24:40 1997 Robert Lipe (robertl@dgii.com)
12615 * i386/sco5.h: Let ELF use dwarf2 unwinding. COFF uses sjlj.
12616 (EH_FRAME_SECTION_ASM_OP, EH_FRAME_SECTION_ASM_OP_ELF): Defined.
12617 (EH_FRAME_SECTION_ASM_OP_COFF): Likewise.
12618 (DWARF2_UNWIND_INFO): Let this track object file format.
12619 (EXTRA_SECTIONS): Add in_eh.
12620 (EH_FRAME_SECTION_ASM_OP, EH_FRAME_SECTION_ASM_OP_ELF): Define.
12621 (EH_FRAME_SECTION_ASM_OP_COFF): Likewise.
12623 Fri Oct 17 17:13:42 1997 David S. Miller <davem@tanya.rutgers.edu>
12625 * sparc/linux64.h (LINK_SPEC): Dynamic linker is ld-linux64.so.2.
12626 * sparc/sparc.h (FUNCTION_PROFILER): Fix format string when
12628 * sparc/sparc.c (dwarf2out_cfi_label): Extern no longer needed.
12629 (output_double_int): Output DI mode values correctly when
12630 HOST_BITS_PER_WIDE_INT is 64.
12631 (output_fp_move_quad): If TARGET_V9 and not TARGET_HARD_QUAD, use
12632 fmovd so it works if a quad float ends up in one of the upper 32
12634 * sparc/sparc.md (pic_{lo_sum,sethi}_di): New patterns
12635 necessary for PIC support on sparc64.
12637 Fri Oct 17 13:39:56 1997 Doug Evans <dje@canuck.cygnus.com>
12639 * sparc/sp64-elf.h (TARGET_DEFAULT): Delete MASK_STACK_BIAS.
12640 * sparc/sparc.h (PROMOTE_MODE): Promote small ints if arch64.
12641 (PROMOTE_FUNCTION_ARGS,PROMOTE_FUNCTION_RETURN): Define.
12642 (SPARC_FIRST_FP_REG, SPARC_FP_REG_P): New macros.
12643 (SPARC_{OUTGOING,INCOMING}_INT_ARG_FIRST): New macros.
12644 (SPARC_FP_ARG_FIRST): New macro.
12645 (CONDITIONAL_REGISTER_USAGE): All v9 fp regs are volatile now.
12646 (REG_ALLOC_ORDER,REG_LEAF_ALLOC_ORDER): Reorganize fp regs.
12647 (NPARM_REGS): There are 32 fp argument registers now.
12648 (FUNCTION_ARG_REGNO_P): Likewise.
12649 (FIRST_PARM_OFFSET): Update to new v9 abi.
12650 (REG_PARM_STACK_SPACE): Define for arch64.
12651 (enum sparc_arg_class): Delete.
12652 (sparc_arg_count,sparc_n_named_args): Delete.
12653 (struct sparc_args): Redefine and use for arch32 as well as arch64.
12654 (GET_SPARC_ARG_CLASS,ROUND_REG,ROUND_ADVANCE): Delete.
12655 (FUNCTION_ARG_ADVANCE): Rewrite.
12656 (FUNCTION_ARG,FUNCTION_INCOMING_ARG): Rewrite.
12657 (FUNCTION_ARG_{PARTIAL_NREGS,PASS_BY_REFERENCE}): Rewrite.
12658 (FUNCTION_ARG_CALLEE_COPIES): Delete.
12659 (FUNCTION_ARG_{PADDING,BOUNDARY}): Define.
12660 (STRICT_ARGUMENT_NAMING): Define.
12661 (doublemove_string): Declare.
12662 * sparc/sparc.c (sparc_arg_count,sparc_n_named_args): Delete.
12663 (single_move_string): Use GEN_INT, and HOST_WIDE_INT.
12664 (doublemove_string): New function.
12665 (output_move_quad): Clean up some of the arch64 support.
12666 (compute_frame_size): Add REG_PARM_STACK_SPACE if arch64.
12667 Don't add 8 bytes of reserved space if arch64.
12668 (sparc_builtin_saveregs): Combine arch32/arch64 versions.
12669 (init_cumulative_args): New function.
12670 (function_arg_slotno): New static function.
12671 (function_arg,function_arg_partial_nregs): New functions.
12672 (function_arg_{pass_by_reference,advance}): New functions.
12673 (function_arg_padding): New function.
12674 * ginclude/va-sparc.h: Rewrite v9 support.
12676 Fri Oct 17 12:29:48 1997 Christian Iseli <Christian.Iseli@lslsun.epfl.ch>
12678 * regclass.c (record_address_regs): Look at REG_OK_FOR_{BASE,INDEX}_P
12679 for hard regs to determine base and index registers.
12681 * reload.c (debug_reload_to_stream): New function. Specify stream
12682 into which to write debug info.
12683 (debug_reload): Modify to call debug_reload_to_stream with stderr.
12685 Thu Oct 16 15:07:51 1997 Richard Henderson <rth@cygnus.com>
12687 * combine.c (can_combine_p): Don't combine with an asm whose
12688 output is a hard register.
12690 Thu Oct 16 15:43:26 1997 Mike Stump (mrs@wrs.com)
12692 * c-decl.c (start_struct): Ensure that structs with forward
12693 declarations are in fact packed when -fpack-struct is given.
12695 * stor-layout.c (layout_record): Ignore STRUCTURE_SIZE_BOUNDARY if
12696 we are packing a structure. This allows a structure with only
12697 bytes to be aligned on a byte boundary and have no padding on a
12700 Thu Oct 16 15:17:54 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12702 * rs6000.h (ROUND_TYPE_ALIGN): Don't blow up if no fields in record.
12704 Thu Oct 16 11:20:30 1997 Richard Henderson <rth@cygnus.com>
12706 * alpha.c (alpha_return_addr_rtx): New variable.
12707 (alpha_save_machine_status): New; save it.
12708 (alpha_restore_machine_status): New; restore it.
12709 (alpha_init_expanders): New; clear it.
12710 (alpha_return_addr): New; set it.
12711 (alpha_ra_ever_killed): New; if alpha_return_addr_rtx, regs_ever_live
12712 is overly conservative, so search the insns explicitly.
12713 (alpha_sa_mask [VMS]): Check alpha_ra_ever_killed.
12714 (alpha_sa_size [VMS && !VMS]): Likewise.
12715 * alpha.h (RETURN_ADDR_RTX): Call alpha_return_addr.
12716 (INIT_EXPANDERS): New definition.
12718 * alpha.c: Move REG_PV, REG_RA somewhere more visible in the file.
12719 (output_prolog [!VMS]): Use them.
12721 * alpha.c (output_prolog [!VMS]): Move gp detection to ...
12722 (alpha_does_function_need_gp): ... a new function. Refine the
12723 CALL_INSN test to just TYPE_JSR.
12724 * alpha.md (most call insns): Fix some jsr/ibr type transpositions.
12726 Thu Oct 16 09:36:47 1997 Jeffrey A Law (law@cygnus.com)
12728 * version.c: Bump for snapshot.
12730 Wed Oct 15 21:38:18 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12732 * pa.c (move_operand): Respect -mdisable-indexing.
12733 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Likewise.
12735 Wed Oct 15 21:34:45 1997 David Edelsohn <edelsohn@mhpcc.edu>
12737 * rs6000.md (udivsi3, divsi3): Split into MQ and non-MQ cases for
12739 (umulsidi3,umulsi3_highpart): Ditto.
12740 (smulsi3_highpart_no_mq): Add !TARGET_POWER.
12742 Wed Oct 15 18:21:46 1997 Richard Henderson <rth@cygnus.com>
12744 * alpha.c (final_prescan_insn): Gut, remove and transform to ...
12745 (alpha_handle_trap_shadows): ... a new function. Handle the entire
12746 function in one go. Emit RTL for trapb, instead of printf directly.
12747 (alpha_reorg): New function. Call alpha_handle_trap_shadows.
12748 (trap_pending): Kill global variable.
12749 (output_epilog): Don't call final_prescan_insn.
12750 (struct shadow_summary): Elide $31 and $f31; now it fits in a word.
12751 * alpha.h (FINAL_PRESCAN_INSN): Remove.
12752 (MACHINE_DEPENENT_REORG): Define.
12753 * alpha.md (jsr patterns with trapb): Stupid and useless. Kill.
12756 Wed Oct 15 18:16:05 1997 Richard Henderson <rth@cygnus.com>
12758 Tune Haifa scheduler for Alpha:
12759 * alpha.h (ISSUE_RATE): Define.
12760 * alpha.c (alpha_adjust_cost): Handle EV5 mult delay; don't apply
12761 EV4 adjustments to EV5.
12762 * alpha.md: Remove all scaling from function unit delays. Rework
12763 EV5 function units to match the CPU.
12764 (umuldi3_highpart): EV5 added the IMULH insn class.
12766 Wed Oct 15 17:42:41 1997 Jeffrey A Law (law@cygnus.com)
12768 * pa.c (following_call): Fail if the CALL_INSN is an indirect
12771 Tue Oct 14 12:01:00 1997 Mark Mitchell <mmitchell@usa.net>
12773 * cplus-dem.c (demangle_signature): Don't look for return types on
12774 constructors. Handle member template constructors.
12776 Tue Oct 14 11:30:29 1997 Jason Merrill <jason@yorick.cygnus.com>
12778 * tree.c (expr_tree_cons, build_expr_list, expralloc): New fns.
12779 * tree.h: Declare them.
12781 Fri Oct 10 13:46:56 1997 Doug Evans <dje@canuck.cygnus.com>
12783 * configure.in: Handle --with-newlib.
12784 * Makefile.in (LIBGCC2_CFLAGS): Add @inhibit_libc@.
12786 * sparc/t-sp64 (LIBGCC2_CFLAGS): Delete.
12788 Wed Oct 8 14:37:44 1997 Jeffrey A Law (law@cygnus.com)
12790 * config/ptx4.h: Fix typo.
12792 Wed Oct 8 08:57:20 1997 Jeffrey A Law (law@cygnus.com)
12794 * version.c: Bump for snapshot.
12796 Tue Oct 7 16:27:34 1997 Manfred Hollstein <manfred@s-direktnet.de>
12798 * aclocal.m4: Substitute INSTALL.
12799 * configure: Re-built.
12801 Tue Oct 7 15:37:35 1997 Jeffrey A Law (law@cygnus.com)
12803 * integrate.c (save_for_inline_copying): Avoid undefined pointer
12805 (expand_inline_function): Likewise.
12807 * dwarf2out.c (output_call_frame_info): Reinstate last change
12808 using flag_debug_asm check instead of flag_verbose_asm.
12810 Tue Oct 7 12:57:26 1997 Jim Wilson <wilson@cygnus.com>
12812 * dwarf2out.c (output_call_frame_info): Remove last change.
12814 1997-10-04 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
12816 * frame.c (__frame_state_for): Execute the FDE insns until the
12817 current pc value is strictly bigger than the target pc value.
12819 Tue Oct 7 11:00:42 1997 Jason Merrill <jason@yorick.cygnus.com>
12821 * regclass.c (init_reg_modes): If we can't find a mode for the
12822 register, use the previous one.
12824 Tue Oct 7 10:55:34 1997 Richard Henderson <rth@cygnus.com>
12826 * haifa-sched.c (print_block_visualization): Call fprintf directly,
12827 don't sprintf through an alloca'ed buffer.
12829 Tue Oct 7 10:52:29 1997 Thomas Koenig (ig25@rz.uni-karlsruhe.de)
12831 * reload.c (decompose): Always initialize val.base.
12833 Tue Oct 7 10:19:26 1997 Manfred Hollstein (manfred@lts.sel.alcatel.de)
12835 * m68k/mot3300.h (ASM_OUTPUT_ALIGN): Accept any alignment
12836 instead of aborting.
12837 * dwarf2out.c (output_call_frame_info): Call app_enable and
12838 app_disable to let GNU as accept the generated comments.
12840 Tue Oct 7 11:41:21 1997 Michael Meissner <meissner@cygnus.com>
12842 * tree.h (get_file_function_name): Add declaration.
12843 * dwarf2out.c (output_call_frame_info): No need to cast
12844 get_file_function_name call anymore.
12845 * profile.c (toplevel): Remove get_file_function_name
12847 * c-lang.c (finish_file): Ditto.
12849 Tue Oct 7 10:01:45 1997 Chip Salzenberg <chip@rio.atlantic.net>
12851 * Makefile.in (program_transform_name): Let autoconf substitute
12854 Tue Oct 7 09:54:35 1997 Jeffrey A Law (law@cygnus.com)
12856 * haifa-sched.c (schedule_block): If the first real insn in a
12857 block has any special notes attached to it, remove them.
12859 Tue Oct 7 09:48:51 1997 Richard Henderson <rth@cygnus.com>
12861 * alpha.h (FLOAT_STORE_FLAG_VALUE): It's 2.0 not 0.5.
12863 Mon Oct 6 12:47:32 1997 Manfred Hollstein (manfred@lts.sel.alcatel.de)
12865 * m88k.c (m88k_begin_prologue): Remove superfluous backslash.
12867 Mon Oct 6 12:04:24 1997 Jeffrey A Law (law@cygnus.com)
12869 * Makefile.in (check-g77): New test target.
12870 (CHECK-TARGETS): Add check-g77.
12872 Fri Oct 3 11:56:36 1997 Jason Merrill <jason@yorick.cygnus.com>
12874 * toplev.c (rest_of_compilation): Defer all non-nested inlines.
12876 Fri Oct 3 15:49:27 1997 Michael Meissner <meissner@cygnus.com>
12878 * flow.c (print_rtl_with_bb): Cast alloca return value for
12881 Thu Oct 2 21:15:03 1997 Richard Henderson <rth@cygnus.com>
12883 * i386.h (RETURN_ADDR_RTX): New definition that works for
12884 __builtin_return_address(0) and -fomit-frame-pointer.
12886 Wed Oct 1 13:43:53 1997 Jim Wilson <wilson@cygnus.com>
12888 Bring over from FSF.
12889 Tue Aug 5 16:10:45 1997 Jason Merrill <jason@yorick.cygnus.com>
12891 * mips.c (function_arg): Handle passing a struct
12892 containing a double in a DFmode register without the PARALLEL.
12894 Wed Oct 1 11:13:25 1997 Ian Lance Taylor <ian@cygnus.com>
12896 * pexecute.c: Use spawn if __CYGWIN32__.
12898 * pexecute.c: Include "config.h" first, as per autoconf manual
12899 (from Paul Eggert <eggert@twinsun.com>).
12901 Wed Oct 1 01:44:36 1997 Philippe De Muyter <phdm@info.ucl.ac.be>
12903 * m68k/x-mot3300 (XCFLAGS): Disable as's long/short jump
12904 optimisation for f/expr.o and f/stb.o.
12906 Tue Sep 30 23:48:57 1997 Jeffrey A Law (law@cygnus.com)
12908 * cse.c (this_insn_cc0_mode): Initialize.
12910 Tue Sep 30 23:09:40 1997 Thomas Koenig <ig25@mvmap66.ciw.uni-karlsruhe.de>
12912 * cccp.c (expand_to_temp_buffer): Initialize all members of obuf.
12914 * haifa-sched.c (get_block_head_tail): Remove unneeded initialization.
12916 Tue Sep 30 23:06:43 1997 Richard Henderson <rth@cygnus.com>
12918 * alpha.md (beq): For registers and ints 0-255, use cmpeq+bne, since
12919 that pair will dual-issue on the 21164 and plus+beq won't.
12920 (bne): Likewise for cmpeq+beq.
12922 Tue Sep 30 16:07:58 1997 Jim Wilson <wilson@cygnus.com>
12924 * except.c (find_exception_handler_labels): Correct argument to free.
12926 Tue Sep 30 11:00:00 1997 Brendan Kehoe <brendan@lisa.cygnus.com>
12928 * except.c (find_exception_handler_labels): Free LABELS when we're
12931 Mon Sep 29 14:04:35 1997 Jeffrey A Law (law@cygnus.com)
12933 * version.c: Bump for snapshot.
12935 Mon Sep 29 10:51:53 1997 Jason Merrill <jason@yorick.cygnus.com>
12937 * flow.c (find_basic_blocks): Mark calls as potentially jumping
12940 Mon Sep 29 09:58:06 1997 Jeffrey A Law (law@cygnus.com)
12942 * configure.in: Substitute for "install" too.
12943 * configure: Rebuilt.
12945 Mon Sep 29 00:38:42 1997 Aaron Jackson <jackson@negril.msrce.howard.edu>
12947 * Makefile.in (bootstrap-lean, compare-lean): New targets.
12949 Mon Sep 29 00:18:16 1997 Richard Henderson (rth@cygnus.com)
12951 * alias.c (base_alias_check): Two symbols can conflict if they
12952 are accessed via AND.
12953 (memrefs_conflict_p): Likewise.
12955 * alpha.h (SETUP_INCOMING_VARARGS): Emit a blockage insn
12956 after flushing argument registers to the stack.
12958 * Makefile.in (mostlyclean): Remove .regmove files.
12960 Sun Sep 28 18:59:58 1997 Jason Merrill <jason@yorick.cygnus.com>
12962 * libgcc2.c (__throw): Fix thinko.
12964 Sun Sep 28 12:00:52 1997 Mark Mitchell <mmitchell@usa.net>
12966 * cplus-dem.c (demangle_template): Add new parameter. Handle new
12967 template-function mangling.
12968 (consume_count_with_underscores): New function.
12969 (demangle_signature): Handle new name-mangling scheme.
12971 Sun Sep 28 01:55:04 1997 Philippe De Muyter <phdm@info.ucl.ac.be>
12973 * flow.c (print_rtl_with_bb): Cast alloca return values for variables
12976 Sun Sep 28 01:05:16 1997 Jeffrey A Law (law@cygnus.com)
12978 * frame.c: Remove last change.
12979 * dwarf2.h: Remove last change.
12980 * tree.h: Add declarations of DWARF2 unwind info support
12983 Sat Sep 27 11:02:38 1997 Jason Merrill <jason@yorick.cygnus.com>
12985 * c-decl.c (init_decl_processing): Add __builtin_dwarf_reg_size.
12986 * tree.h (built_in_function): Likewise.
12987 * expr.c (expand_builtin): Likewise.
12988 * except.h: Likewise.
12989 * dwarf2out.c (expand_builtin_dwarf_reg_size): New fn.
12990 * libgcc2.c (copy_reg): New fn.
12993 Fri Sep 26 08:54:59 1997 Paul Eggert <eggert@twinsun.com>
12995 * c-typeck.c (build_binary_op): Warn about comparing signed vs
12996 unsigned if -W is specified and -Wno-sign-compare is not.
12997 * c-decl.c (warn_sign_compare): Initialize to -1.
12998 (c_decode_option): -Wall no longer implies -Wsign-compare.
13000 Fri Sep 26 09:00:13 1997 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
13002 * frame.c: Include gansidecl.h for PROTO.
13003 * dwarf2out.c: Move inclusion of dwarf2.h down so that PROTO is
13004 defined. Don't declare dwarf2out_cfi_label here.
13005 * dwarf2.h: Add declarations of DWARF2 unwind info support
13007 * m68k.c: Include dwarf2.h.
13008 (output_function_prologue): Add dwarf2 support.
13009 * m68k.h (INCOMING_RETURN_ADDR_RTX, DWARF_FRAME_REGNUM): New macros.
13010 (INCOMING_FRAME_SP_OFFSET): Likewise.
13012 * integrate.c (expand_inline_function): Make sure there is at
13013 least one insn that can be used as an insertion point.
13015 Wed Sep 24 21:34:06 1997 Jason Merrill <jason@yorick.cygnus.com>
13017 * dwarf2out.c: s/flag_verbose_asm/flag_debug_asm/
13019 Wed Sep 24 22:05:30 1997 Jeffrey A Law (law@cygnus.com)
13021 * version.c: Bump for snapshot.
13023 Wed Sep 24 17:36:23 1997 Doug Evans <dje@canuck.cygnus.com>
13025 Bring over from FSF.
13027 Wed Sep 24 19:17:08 1997 Doug Evans <dje@cygnus.com>
13029 * sparc/sparc.md (get_pc_via_call): Renamed from get_pc_sp32.
13030 (get_pc_via_rdpc): Renamed from get_pc_sp64.
13031 * sparc/sparc.c (finalize_pic): Update call to gen_get_pc_via_call.
13033 Wed Sep 24 18:38:22 1997 David S. Miller <davem@tanya.rutgers.edu>
13035 * sparc/sparc.h (ASM_CPU_SPEC): Pass -Av9a for v8plus, ultrasparc.
13036 (TARGET_OPTIONS): Add -malign-loops=, -malign-jumps=,
13037 -malign-functions=.
13038 (sparc_align_{loops,jumps,funcs}_string): Declare.
13039 (sparc_align_{loops,jumps,funcs}): Declare.
13040 (DEFAULT_SPARC_ALIGN_FUNCS): New macro.
13041 (FUNCTION_BOUNDARY): Use sparc_align_funcs.
13042 (STACK_BIAS): Define.
13043 (SPARC_SIMM*_P): Cast to unsigned HOST_WIDE_INT first, then perform
13045 (SPARC_SETHI_P): New macro.
13046 (CONST_OK_FOR_LETTER_P): Use it.
13047 (ASM_OUTPUT_ALIGN_CODE): Define.
13048 (ASM_OUTPUT_LOOP_ALIGN): Define.
13049 * sparc/sparc.c (sparc_align_{loops,jumps,funcs}_string): New globals.
13050 (sparc_align_{loops,jumps,funcs}): New globals.
13051 (sparc_override_options): Handle -malign-loops=, -malign-jumps=,
13052 -malign-functions=.
13053 (move_operand): Use SPARC_SETHI_P.
13054 (arith_double_operand): Cast to unsigned HOST_WIDE_INT first, then
13056 (arith11_double_operand): Likewise.
13057 (arith10_double_operand): Likewise.
13058 (finalize_pic): Finish sparc64 support.
13059 (emit_move_sequence): Use SPARC_SETHI_P. Simplify low part of
13060 64 bit constants if able.
13061 (output_fp_move_quad): Don't use fmovq unless TARGET_HARD_QUAD.
13062 (sparc_builtin_saveregs, sparc64 case): Don't save fp regs if
13064 * sparc/sparc.md (*): Use GEN_INT instead of gen_rtx.
13065 (get_pc_sp32): Use for sparc64 as well.
13066 (lo_sum_di_sp{32,64}): Fix handling on 64 bit hosts.
13067 (sethi_di_sp64_const): Likewise.
13068 (movtf_cc_sp64): Check TARGET_HARD_QUAD.
13069 (cmp_zero_extract_sp64): Use unsigned HOST_WIDE_INT in cast.
13070 (ashlsi3, ashldi3, ashrsi3, ashrdi3, lshrsi3, lshrdi3): Likewise.
13072 Tue Sep 23 19:02:46 1997 Doug Evans <dje@cygnus.com>
13074 * sparc/linux-aout.h (COMMENT_BEGIN): Delete.
13075 * sparc/linux.h (COMMENT_BEGIN): Likewise.
13076 * sparc/linux64.h (COMMENT_BEGIN): Likewise.
13078 Tue Sep 23 14:48:18 1997 David S. Miller <davem@tanya.rutgers.edu>
13080 Add sparc64 linux support.
13081 * configure.in (sparc64-*-linux*): Recognize. Add sparc/xm-sparc.h
13082 to xm_file list on 32-bit sparc-linux.
13083 * sparc/xm-sp64.h: New file.
13084 * sparc/linux64.h: New file.
13085 * sparc/xm-linux.h: Include some standard headers if not inhibit_libc.
13086 Don't include xm-sparc.h.
13087 * config/xm-linux.h (HAVE_PUTENV, HAVE_ATEXIT): Define.
13088 * glimits.h (LONG_MAX): Handle sparc64.
13090 Sat Sep 20 03:07:54 1997 Doug Evans <dje@cygnus.com>
13092 * sparc/sysv4.h (ASM_COMMENT_START): Delete.
13093 * sparc.h (ASM_COMMENT_START): Define.
13094 * sparc.c (output_function_prologue): Use it.
13095 (sparc_flat_output_function_{epi,pro}logue): Likewise.
13097 Wed Sep 17 15:04:19 1997 Doug Evans <dje@cygnus.com>
13099 * sparc/sysv4.h (ASM_OUTPUT_{FLOAT,DOUBLE,LONG_DOUBLE}): Delete,
13100 use sparc.h's copies.
13101 * sparc/sparc.h (ASM_OUTPUT_{FLOAT,DOUBLE,LONG_DOUBLE}): Print
13102 ascii form as well.
13104 Mon Sep 8 08:45:19 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
13106 * sparc.c (dwarf2out_cfi_label): Add declaration.
13107 (save_regs, output_function_prologue): Remove cast for it.
13108 (sparc_flat_{save_restore,output_function_prologue): Likewise.
13109 ({save,restore}_regs): No longer inline.
13111 Tue Sep 23 12:34:51 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
13113 * fold-const.c (make_range): Correctly handle cases of converting
13114 from unsigned to signed type.
13116 Tue Sep 23 12:34:51 1997 Bernd Schmidt <crux@pool.informatik.rwth-aachen.de>
13118 * fold-const.c (merge_ranges): Make sure that if one range is subset
13119 of another, it will always be the second range. Correct (+,-) case to
13122 Tue Sep 23 08:32:51 1997 Jason Merrill <jason@yorick.cygnus.com>
13124 * final.c (final_end_function): Also do dwarf2 thing if
13125 DWARF2_DEBUGGING_INFO.
13126 (final_start_function): Likewise.
13128 Tue Sep 23 01:15:50 1997 David S. Miller <davem@tanya.rutgers.edu>
13130 * expmed.c (expand_divmod): If compute_mode is not the same as
13131 mode, handle the case where convert_modes() causes op1 to no
13132 longer be a CONST_INT.
13134 * reorg.c (dbr_schedule): At end of this pass, add REG_BR_PRED
13135 note holding get_jump_flags() calculation to all JUMP_INSNs.
13136 * rtl.h (enum reg_note): New note types REG_BR_PRED and REG_SAVE_AREA.
13137 * rtl.c (reg_note_name): Add new note types.
13139 Tue Sep 23 00:59:54 1997 Jeffrey A Law (law@cygnus.com)
13141 * rtlanal.c (computed_jump_p): Fix typo in last change.
13143 Tue Sep 23 00:42:44 1997 H.J. Lu (hjl@gnu.ai.mit.edu)
13145 * loop.c (indirect_jump_in_function_p): Return 0
13148 Tue Sep 23 00:33:55 1997 Jeffrey A Law (law@cygnus.com)
13150 * rs6000/xm-rs6000.h: Fix thinko in last change.
13151 * rs6000/xm-sysv4.h: Likewise.
13153 Mon Sep 22 19:33:53 1997 Jim Wilson <wilson@cygnus.com>
13155 * mips.c (save_restore_insns): Only set RTX_FRAME_RELATED_P if store_p.
13157 Mon Sep 22 14:41:00 1997 Jeffrey A Law (law@cygnus.com)
13159 * reg-stack.c (find_blocks): Fix thinko in last change.
13161 1997-09-21 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
13163 * m68k.c (output_function_prologue): Add dwarf2 support.
13165 * m68k.h (INCOMING_RETURN_ADDR_RTX, DWARF_FRAME_REGNUM,
13166 INCOMING_FRAME_SP_OFFSET): New definitions.
13168 Mon Sep 22 11:36:42 1997 David S. Miller <davem@tanya.rutgers.edu>
13170 * combine.c (try_combine): Use NULL_RTX instead of '0' where
13171 appropriate in calls to gen_rtx().
13172 * cse.c (cse_main): Likewise.
13173 * emit-rtl.c (gen_label_rtx): Likewise.
13174 * expr.c (init_expr_once): Likewise.
13175 * haifa-sched.c (flush_pending_lists, sched_analyze_insn,
13176 sched_analyze, init_rgn_data_dependences,
13177 compute_block_backward_dependences): Likewise.
13178 * sched.c (schedule_insns): Likewise.
13179 * varasm.c (immed_double_const): Likewise.
13181 * sparc.h (INCOMING_FRAME_SP_OFFSET): Define to
13182 SPARC_STACK_BIAS for sake of dwarf2 on sparc64.
13184 Mon Sep 22 11:21:33 1997 J. Kean Johnston <jkj@sco.com>
13186 * i386/sco5.h: Make ELF default file format and add -mcoff/-melf..
13187 (MULTILIB_DEFAULTS): Define.
13188 (ASM_SPEC, CPP_SPEC): Handle -mcoff.
13189 (STARTFILE_SPEC, ENDFILE_SPEC, LINK_SPEC): Likewise.
13190 (LIBGCC_SPEC): Likewise.
13191 (MASK_COFF, TARGET_COFF, TARGET_ELF): Define.
13192 (SUBTARGET_SWITCHES): Add -mcoff and -melf.
13193 * i386/t-sco5 (CRTSTUFF_T_CFLAGS): Add -fPIC.
13194 (CRTSTUFF_T_CFLAGS_S): Tweak for COFF.
13195 (EXTRA_PARTS, TAROUTOPTS): Delete.
13196 (libgcc1-elf, libgcc2-elf, libgcc-elf targets): Delete.
13197 (MULTILIB_OPTIONS): Define.
13198 (MULTILIB_DIRNAMES, MULTILIB_EXCEPTIONS): Likewise.
13199 (MULTILIB_MATCHE, MULTILIB_EXTRA_OPTS): Likewise.
13201 Mon Sep 22 02:10:43 1997 Jeffrey A Law (law@cygnus.com)
13203 * version.c: Bump for snapshot.
13205 Sun Sep 21 17:45:45 1997 Jeffrey A Law (law@cygnus.com)
13207 * loop.c (loop_number): Delete function. Change all references
13208 to use uid_loop_num array.
13209 * loop.h (loop_number): Delete declaration.
13210 * unroll.c (unroll_loop): Change "loop_number" references to
13211 use uid_loop_num instead.
13213 * loop.c (loop_unroll_factor): Move outside #ifdef HAIFA
13215 (loop_unroll_iter): Remove unused variable and all references.
13216 (loop_optimize): Always allocate and clear space for loop_unroll_factor.
13217 (insert_bct): Fix minor formatting problems.
13218 * loop.h (loop_unroll_factor): Move decl outside #ifdef HAIFA.
13219 (loop_unroll_iter): Removed unused decl.
13220 * unroll.c (unroll_loop): Remove code to set loop_unroll_iter.
13221 Always record the unrolling factor.
13223 * cse.c (simplify_relational_operation): Set h0u just like h0s.
13224 Similarly for h1u and h1s.
13226 * flow.c (jmp_uses_reg_or_mem): Deleted unused function.
13227 (find_basic_blocks): Use computed_jump_p to determine if a
13228 particular JUMP_INSN is a computed jump.
13229 * reg-stack.c (find_blocks): Use computed_jump_p to determine
13230 if a particular JUMP_INSN is a computed jump.
13231 * rtlanal.c (jmp_uses_reg_or_mem): New function.
13232 (computed_jump_p): Likewise.
13233 * rtl.h (computed_jump_p): Declare.
13234 * genattrtab.c (pc_rtx): Define and initialize.
13235 * loop.c (loop_optimize): Always determine if the current
13236 function has a computed jump.
13237 (indirect_jump_in_function_p): Use computed_jump_p to determine
13238 if a particular JUMP_INSN is a computed jump.
13240 * loop.c (fix_bct_param): Delete unused function.
13241 (check_bct_param): Likewise.
13243 Sat Sep 20 16:22:06 1997 Jason Merrill <jason@yorick.cygnus.com>
13245 * frame.c (__deregister_frame): Check properly for initialized object.
13247 Fri Sep 19 20:51:03 1997 H.J. Lu (hjl@gnu.ai.mit.edu)
13249 * alpha/linux.h (HANDLE_SYSV_PRAGMA): Defined.
13251 Fri Sep 19 18:53:50 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
13253 * jump.c (thread_jumps): check can_reverse_comparison_p before
13254 threading a reversed-condition jump.
13256 * sched.c (update_flow_info): Don't pass SCRATCH to dead_or_set_p.
13257 * haifa-sched.c (update_flow_info): Likewise.
13259 Thu Sep 18 21:13:40 1997 Jeffrey A Law (law@cygnus.com)
13261 * Makefile.in (BOOT_CFLAGS): Use -O2.
13263 * configure.in (strtoul, bsearch): Have autoconf check for these
13265 * configure, config.in: Rebuilt.
13267 * m68k/xm-mot3300.h (alloca): Properly declare if __STDC__.
13268 * mips/mips.h (alloca): Likewise.
13269 * rs6000/xm-rs6000.h (alloca): Likewise.
13270 * rs6000/xm-sysv4.h: Likewise.
13272 Thu Sep 18 14:22:22 1997 Jason Merrill <jason@yorick.cygnus.com>
13274 * final.c (final_scan_insn): Hand BARRIERs off to the dwarf2 code.
13275 * dwarf2out.c (dwarf2out_frame_debug): Pass the whole insn along.
13276 (dwarf2out_stack_adjust): A BARRIER resets the args space to 0.
13278 * except.c (end_eh_unwinder): Subtract 1 from return address.
13279 * libgcc2.c (__throw): Likewise.
13280 (find_exception_handler): Don't change PC here. Compare end with >.
13282 Thu Sep 18 10:43:07 1997 Nick Clifton <nickc@cygnus.com>
13284 * v850.c (compute_register_save_size): Correct register
13286 * v850.md (save_interrupt, return_interrupt): Correct
13288 * v850/lib1funcs.asm (save_interrupt): Correct register number.
13289 (return_interrupt): Use stack pointer, not element pointer.
13291 1997-09-18 Brendan Kehoe <brendan@lisa.cygnus.com>
13293 * configure.in, configure: Make sure to create the stage* and include
13294 symbolic links in each subdirectory.
13296 Thu Sep 18 01:47:06 1997 Jeffrey A Law (law@cygnus.com)
13298 * pa.md (reload_peepholes): Don't allow addresses with side
13299 effects for the memory operand.
13301 Wed Sep 17 18:19:53 1997 Jason Merrill <jason@yorick.cygnus.com>
13303 * libgcc2.c (find_exception_handler): Subtract one from our PC when
13304 looking for a handler, to avoid hitting the beginning of the next
13307 * except.c (expand_builtin_set_return_addr_reg): Use force_operand.
13309 Wed Sep 17 18:33:59 1997 Jeffrey A Law (law@cygnus.com)
13311 * mips/abi64.h (LONG_MAX_SPEC): Define.
13312 * mips.h (LONG_MAX_SPEC): Define.
13313 (CPP_SPEC): Include long_max_spec.
13314 (EXTRA_SPECS): Include long_max_spec.
13316 Wed Sep 17 14:11:38 1997 Jeffrey A Law (law@cygnus.com)
13318 * v850.c (construct_save_jarl): Fix thinko in last change.
13320 Wed Sep 17 09:53:07 1997 Jeffrey A Law (law@cygnus.com)
13322 * version.c: Bump for snapshot.
13324 Tue Sep 16 14:22:36 1997 Jason Merrill <jason@yorick.cygnus.com>
13326 * libgcc2.c (find_exception_handler): Not found is -1.
13328 * integrate.c (expand_inline_function): Move expand_start_bindings
13329 after expanding the arguments.
13331 Tue Sep 16 11:13:46 1997 Jim Wilson <wilson@cygnus.com>
13333 * expr.c (expand_expr): Remove previous incorrect change.
13334 If target and slot has no DECL_RTL, then call mark_addressable
13335 again for the slot after we give it RTL.
13337 Tue Sep 16 09:18:52 1997 Jason Merrill (jason@cygnus.com)
13339 * expr.c (expand_expr, case TARGET_EXPR): Call mark_addressable
13340 again for the slot after we give it RTL.
13342 Tue Sep 16 00:13:20 1997 Nick Clifton <nickc@cygnus.com>
13344 * v850.c (register_is_ok_for_epilogue,
13345 pattern_is_ok_for_epilogue, construct_restore_jr,
13346 pattern_is_ok_for_prologue, construct_save_jarl): New functions.
13348 * v850.h (pattern_is_ok_for_prologue,
13349 pattern_is_ok_for_epilogue, register_is_ok_for_epilogue): New
13352 * v850.md: Replace prologue and epilogue patterns with a
13353 match_parallel pattern.
13355 Mon Sep 15 22:53:01 1997 Jeffrey A Law (law@cygnus.com)
13357 * aclocal.m4: Add replacement for AC_PROG_INSTALL.
13358 * configure.in: Use EGCS_PROG_INSTALL.
13360 Mon Sep 15 22:40:55 1997 Jim Wilson (wilson@cygnus.com)
13362 * dwarf2out.c (gen_subprogram_die): Handle redefinition of an
13363 extern inline function.
13365 Mon Sep 15 22:40:55 1997 Richard Henderson (rth@cygnus.com)
13367 * dwarf2out.c (reg_loc_descriptor): Fix prototype.
13368 (concat_loc_descriptor): New function.
13369 (loc_descriptor): Call it.
13370 (add_AT_location_description): Also elide the descriptor if both
13371 halves of a CONCAT are pseudos.
13372 (add_location_or_const_value_attribute): Recognize CONCAT too.
13374 Mon Sep 15 15:24:00 1997 Richard Henderson <rth@cygnus.com>
13376 * alpha.md (movdi): Handle CONST_DOUBLE for TARGET_BUILD_CONSTANTS.
13378 * alpha/alpha.c (output_prolog): New variable sa_reg. Use it for
13379 out-or-range reg_offset.
13380 (output_epilog): Likewise.
13382 Mon Sep 15 15:39:26 1997 Jeffrey A Law (law@cygnus.com)
13384 * cse.c (simplify_relational_operation): If MODE specifies a
13385 mode wider than HOST_WIDE_INT, then the high word of a CONST_INT
13386 is derived from the sign bit of the low word.
13388 Mon Sep 15 11:43:38 1997 Jason Merrill <jason@yorick.cygnus.com>
13390 Support dwarf2 unwinding on PUSH_ROUNDING targets like the x86.
13392 * dwarf2.h: Add DW_CFA_GNU_args_size.
13393 * frame.c (execute_cfa_insn): Likewise.
13394 * dwarf2out.c (dwarf_cfi_name, output_cfi): Likewise.
13395 (dwarf2out_args_size, dwarf2out_stack_adjust): New fns.
13396 (dwarf2out_frame_debug): If this isn't a prologue or epilogue
13397 insn, hand it off to dwarf2out_stack_adjust.
13398 (dwarf2out_begin_prologue): Initialize args_size.
13399 * frame.h (struct frame_state): Add args_size.
13400 * libgcc2.c (__throw): Use args_size.
13401 * final.c (final_scan_insn): If we push args, hand off all insns
13402 to dwarf2out_frame_debug.
13403 * defaults.h (DWARF2_UNWIND_INFO): OK for !ACCUMULATE_OUTGOING_ARGS.
13405 * dwarf2out.c dwarf2out_frame_debug): Fix typo.
13406 Handle epilogue restore of SP from FP.
13407 * emit-rtl.c (gen_sequence): Still generate a sequence if the
13408 lone insn has RTX_FRAME_RELATED_P set.
13410 * frame.c (extract_cie_info): Handle "e" augmentation.
13411 * dwarf2out.c (ASM_OUTPUT_DWARF_*): Provide definitions in the
13412 absence of UNALIGNED_*_ASM_OP.
13413 (UNALIGNED_*_ASM_OP): Only provide defaults if OBJECT_FORMAT_ELF.
13414 (output_call_frame_info): Use "e" instead of "z" for augmentation.
13415 Don't emit augmentation fields length.
13416 (dwarf2out_do_frame): Move outside of #ifdefs.
13417 * defaults.h (DWARF2_UNWIND_INFO): Don't require unaligned data
13420 * sparc.h (UNALIGNED_INT_ASM_OP et al): Don't define here after all.
13421 * sparc/sysv4.h (UNALIGNED_INT_ASM_OP): Define here.
13422 * sparc/sunos4.h (DWARF2_UNWIND_INFO): Define to 0.
13423 * sparc/sun4gas.h: New file.
13424 * configure.in: Use sun4gas.h if SunOS 4 --with-gnu-as.
13426 * collect2.c (write_c_file_stat, write_c_file_glob): Declare
13427 __register_frame_table and __deregister_frame.
13429 1997-09-15 Brendan Kehoe <brendan@cygnus.com>
13431 * except.c (find_exception_handler_labels): Use xmalloc instead of
13432 alloca, since MAX_LABELNO - MIN_LABELNO can be more than 1 million
13435 Sun Sep 14 21:01:23 1997 Jeffrey A Law (law@cygnus.com)
13437 * Makefile.in: Various changes to build info files
13438 in the object tree rather than the source tree.
13440 Sun Sep 14 12:24:30 1997 Jeffrey A Law (law@cygnus.com)
13442 * fixinc.math: New file to fix math.h on some systems.
13443 * configure.in (freebsd, netbsd): Use fixinc.math on these
13445 * configure: Rebuilt.
13447 Sun Sep 14 11:11:05 1997 Jeffrey A Law (law@cygnus.com)
13449 * regmove.c (regmove_optimize): If we end up moving the
13450 original insn due to lifetime overlaps, make sure to move
13453 Sat Sep 13 15:51:11 1997 Manfred Hollstein <manfred@s-direktnet.de>
13455 * Makefile.in (INSTALL_{PROGRAM,DATA}): Use value found by configure.
13457 Sat Sep 13 12:57:26 1997 Jeffrey A Law (law@cygnus.com)
13459 * haifa-sched.c (add_branch_dependences): Make each insn in
13460 a SCHED_GROUP_P block explicitly depend on the previous insn.
13462 Fri Sep 12 13:49:58 1997 Jason Merrill <jason@yorick.cygnus.com>
13464 * except.h: Prototype dwarf2 hooks.
13467 Thu Sep 11 17:43:55 1997 Jim Wilson <wilson@cygnus.com>
13469 * configure.in (native_prefix): Delete.
13470 (mips-dec-netbsd): Don't set prefix.
13471 (*linux*): Don't set prefix.
13473 Thu Sep 11 15:48:32 1997 Fred Fish <fnf@ninemoons.com>
13475 * protoize.c: Include <varargs.h> only if HAVE_VARARGS_H is
13476 defined. If not defined, include <sys/varargs.h> if
13477 HAVE_SYS_VARARGS_H is defined.
13478 * configure.in: Test for varargs.h and sys/varargs.h.
13479 * configure: Regenerate with autoconf.
13480 * config.in: Regenerate with autoheader.
13482 * cpplib.c (quote_string): Cast first arg of sprintf call
13483 from "unsigned char *" to "char *".
13484 (output_line_command): Ditto.
13485 (macroexpand): Ditto.
13486 (do_line): Cast atoi arg from "unsigned char *" to "char *".
13488 Wed Sep 10 21:37:30 1997 Jeffrey A Law (law@cygnus.com)
13490 * version.c: Bump for snapshot.
13492 * Makefile.in (compare): Exit with nonzero status if there
13493 are comparison failures. Note which files failed the
13494 comparison test in .bad_compare.
13496 Wed Sep 10 17:05:46 1997 H.J. Lu (hjl@gnu.ai.mit.edu)
13498 * config/alpha/elf.h (CPP_PREDEFINES): Remove -D__PIC__ -D__pic__.
13500 Wed Sep 10 16:37:28 1997 Fred Fish <fnf@ninemoons.com>
13502 * Makefile.in (LN, LN_S): New macros, use where appropriate.
13503 * aclocal.m4 (GCC_PROG_LN_S, GCC_PROG_LN): New tests.
13504 * configure.in: Use GCC_PROG_LN_S and GCC_PROG_LN.
13505 * configure: Regenerated.
13507 Thu Sep 11 11:09:43 1997 Jeffrey A Law (law@cygnus.com)
13509 * loop.c (strength_reduce): Fix typo.
13511 Wed Sep 10 16:01:15 1997 Jim Wilson <wilson@cygnus.com>
13513 * m88k/m88k.c (struct option): Rename to struct options.
13514 * m88k/dolph.h (INITIALIZE_TRAMPOLINE): Delete here.
13515 * m88k/sysv3.h (INITIALIZE_TRAMPOLINE): Delete ifdef and comments.
13516 * libgcc2.c (__enable_execute_stack): Check for __sysV88__ not
13517 __DOLPHIN__ or sysV88.
13519 Wed Sep 10 14:58:40 1997 Jim Wilson <wilson@cygnus.com>
13521 * emit-rtl.c (gen_lowpart_common): For a SUBREG, add in word when
13524 Wed Sep 10 15:19:22 1997 Jeffrey A Law (law@cygnus.com)
13526 * config.sub: Accept 'amigados' for backward compatability.
13528 Wed Sep 10 14:05:08 1997 H.J. Lu (hjl@gnu.ai.mit.edu)
13530 * Makefile.in (testsuite/site.exp): New target.
13531 (check-gcc, check-g++): Depend on testsuite/site.exp.
13532 Don't stop for failure.
13534 Wed Sep 10 12:59:57 1997 Jason Merrill <jason@yorick.cygnus.com>
13536 * expr.c (expand_builtin): Only support __builtin_dwarf_fp_regnum()
13537 if DWARF2_UNWIND_INFO.
13539 Wed Sep 10 11:49:20 1997 Jason Merrill <jason@yorick.cygnus.com>
13541 Add support for exception handling using DWARF 2 frame unwind info.
13542 Currently works on SPARC and MIPS, and almost on x86.
13544 * libgcc2.c (get_reg, put_reg, get_return_addr, put_return_addr,
13545 next_stack_level, in_reg_window): Helper fns.
13546 (__throw): Implement for DWARF2_UNWIND_INFO.
13548 * expr.c (expand_builtin): Handle builtins used by __throw.
13549 * tree.h (enum built_in_function): Add builtins used by __throw.
13550 * c-decl.c (init_decl_processing): Declare builtins used by __throw.
13551 * dwarf2out.c (expand_builtin_dwarf_fp_regnum): Used by __throw.
13552 * except.c (expand_builtin_unwind_init): Hook for dwarf2 __throw.
13553 (expand_builtin_extract_return_addr): Likewise.
13554 (expand_builtin_frob_return_addr): Likewise.
13555 (expand_builtin_set_return_addr_reg): Likewise.
13556 (expand_builtin_eh_stub): Likewise.
13557 (expand_builtin_set_eh_regs): Likewise.
13558 (eh_regs): Choose two call-clobbered registers for passing back values.
13560 * frame.c, frame.h: New files for parsing dwarf 2 frame info.
13561 * Makefile.in (LIB2ADD): New variable. Add $(srcdir)/frame.c.
13562 (libgcc2.a): Use it instead of $(LIB2FUNCS_EXTRA) $(LANG_LIB2FUNCS)
13563 (stmp-multilib): Likewise.
13564 ($(T)crtbegin.o, $(T)crtend.o): Add -fno-exceptions.
13566 * except.c: #include "defaults.h".
13567 (exceptions_via_longjmp): Default depends on DWARF2_UNWIND_INFO.
13568 (emit_throw): Don't defeat assemble_external if DWARF2_UNWIND_INFO.
13569 (register_exception_table_p): New fn.
13570 (start_eh_unwinder): Don't do anything if DWARF2_UNWIND_INFO.
13571 (end_eh_unwinder): Likewise.
13573 * crtstuff.c: Wrap .eh_frame section, use EH_FRAME_SECTION_ASM_OP,
13574 call __register_frame and __deregister_frame as needed.
13575 * varasm.c (eh_frame_section): New fn if EH_FRAME_SECTION_ASM_OP.
13576 * dwarf2out.c (EH_FRAME_SECTION): Now a function-like macro. Check
13577 EH_FRAME_SECTION_ASM_OP.
13578 * sparc/sysv4.h (EH_FRAME_SECTION_ASM_OP): Define.
13579 * mips/iris6.h: (EH_FRAME_SECTION_ASM_OP): Define.
13580 (LINK_SPEC): Add __EH_FRAME_BEGIN__ to hidden symbols.
13582 * dwarf2out.c (output_call_frame_info): If no support for
13583 EXCEPTION_SECTION, mark the start of the frame info with a
13585 * collect2.c (frame_tables): New list.
13586 (is_ctor_dtor): Recognise frame entries.
13587 (scan_prog_file): Likewise.
13588 (main): Pass -fno-exceptions to sub-compile. Also do collection
13589 if there are any frame entries.
13590 (write_c_file_stat): Call __register_frame_table and
13591 __deregister_frame as needed.
13592 (write_c_file_glob): Likewise.
13594 * defaults.h (DWARF2_UNWIND_INFO): Default to 1 if supported.
13595 Also require unaligned reloc support.
13596 * sparc.h (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP,
13597 UNALIGNED_DOUBLE_INT_ASM_OP): Define here.
13598 * sparc/sysv4.h: Not here.
13600 * toplev.c (compile_file): Call dwarf2out_frame_{init,finish}.
13601 * dwarf2out.c (dwarf2out_init): Don't call dwarf2out_frame_init.
13602 (dwarf2out_finish): Don't call dwarf2out_frame_finish.
13604 * libgcc2.c (L_eh): Reorganize, moving code shared by different
13605 EH implementations to the top.
13606 (find_exception_handler): Split out. Start from 0. Compare against
13608 (__find_first_exception_table_match): Use it.
13609 * except.c (output_exception_table): Don't do anything if there's
13610 no table. Don't output a first entry of zeroes.
13611 (eh_outer_context): Adjust properly.
13612 (add_eh_table_entry): Use xrealloc.
13613 * toplev.c (compile_file): Just call output_exception_table.
13615 Wed Sep 10 11:30:36 1997 Jason Merrill <jason@cygnus.com>
13617 * i386.c (ix86_prologue): Add dwarf2 support for !do_rtl case.
13619 Wed Sep 10 08:17:10 1997 Torbjorn Granlund <tege@pdc.kth..se>
13621 * except.c (eh_outer_context): Do masking using expand_and.
13623 Wed Sep 10 01:38:30 1997 Doug Evans <dje@cygnus.com>
13625 Add port done awhile ago for the ARC cpu.
13626 * arc/arc.h: New file.
13627 * arc/arc.c: New file.
13628 * arc/arc.md: New file.
13629 * arc/initfini.c: New file.
13630 * arc/lib1funcs.asm: New file.
13631 * arc/t-arc: New file.
13632 * arc/xm-arc.h: New file.
13633 * ginclude/va-arc.h: New file.
13634 * ginclude/stdarg.h: Include va-arc.h ifdef __arc__.
13635 * ginclude/varargs.h: Likewise.
13636 * Makefile.in (USER_H): Add va-arc.h.
13637 * configure.in (arc-*-elf*): Recognize.
13638 * longlong.h: Add ARC support.
13640 Wed Sep 10 01:32:54 1997 Jeffrey A Law (law@cygnus.com)
13642 * expr.c (clear_storage): Use CONST0_RTX instead of const0_rtx.
13643 when clearing non-BLKmode data.
13645 Wed Sep 10 00:29:29 1997 Manfred Hollstein <manfred@s-direktnet.de>
13647 * m88k/sysv3.h (INITIALIZE_TRAMPOLINE) Define.
13648 * libgcc2.c (__enable_execute_stack): Provide for sysV88 too.
13650 * xm-m88k.h (USG): Only define if it hasn't already been defined.
13652 * Makefile.in (risky-stage1): Delete gratutious whitespace.
13654 * Makefile.in (clean): Delete libgcc1-test.
13656 * Makefile.in (INSTALL): cd to $(srcdir) before running texinfo.
13658 Tue Sep 9 17:07:36 1997 Stan Cox <coxs@dg-rtp.dg.com>
13660 * m88k.c (m88k_expand_prologue): Set MEM_IN_STRUCT_P of va_list
13663 Tue Sep 9 09:50:02 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
13665 * dwarf2out.c (output_call_frame_info): Call named_section.
13667 Tue Sep 9 09:12:17 1997 Jeffrey A Law (law@cygnus.com)
13669 * haifa-sched.c (print_value): Fix last change.
13671 Tue Sep 9 01:30:37 1997 Jason Merrill <jason@yorick.cygnus.com>
13673 * mips.h (DWARF_FRAME_REGNUM): Use the same numbering regardless of
13676 Mon Sep 8 16:32:43 1997 Jason Merrill <jason@yorick.cygnus.com>
13678 * mips.c (function_prologue): Set up the CFA when ABI_32.
13680 * sparc.c (save_regs): Check dwarf2out_do_frame instead of DWARF2_DEBUG
13681 for dwarf2 unwind info.
13682 (output_function_prologue, sparc_flat_output_function_prologue): Same.
13684 * final.c (final_end_function): Check dwarf2out_do_frame instead
13685 of DWARF2_DEBUG for dwarf2 unwind info.
13686 (final_scan_insn): Likewise.
13687 (final_start_function): Likewise. Initialize dwarf2 frame debug here.
13690 * expr.c (expand_builtin_return_addr): Only SETUP_FRAME_ADDRESSES if
13693 * varasm.c (exception_section): Check EXCEPTION_SECTION first.
13695 Mon Sep 8 15:15:11 1997 Nick Clifton <nickc@cygnus.com>
13697 * v850.h (ASM_SPEC): Pass on target processor.
13698 (CPP_PREDEFINES): Only define if not already specified.
13699 (TARGET_VERSION): Only define if not already specified.
13700 (MASK_CPU, MASK_V850, MASK_DEFAULT): Bits to specify target
13702 (EXTRA_SWITCHES): Extra entries in the switches array.
13703 (TARGET_DEFAULT): Set default target processor.
13705 Mon Sep 8 18:26:35 1997 Jim Wilson <wilson@cygnus.com>
13707 * m68k.h (MACHINE_STATE_SAVE, MACHINE_STATE_RESTORE): In MOTOROLA
13708 cases, add %# and %/, and add : to make them into extended asms.
13710 Sun Sep 7 23:57:50 1997 Weiwen Liu <liu@hepunix.physics.yale.edu>
13712 * alias.c (init_alias_analysis): Clean up incompatible pointer
13713 type warning in bzero.
13714 * regmove.c (regmove_optimize): Ditto.
13715 * haifa-sched.c (find_rgns): Ditto.
13717 * haifa-sched.c (print_value): Clean up ptr->int cast
13720 Sun Sep 7 23:18:32 1997 Fred Fish <fnf@ninemoons.com>
13722 * INSTALL: Change 'amigados' to 'amigaos' to match current usage.
13723 * install.texi (Configurations): Ditto.
13724 * config.sub: Ditto.
13726 Sun Sep 7 22:56:56 1997 Weiwen Liu (liu@hepvms.physics.yale.edu)
13728 * Makefile.in (sdbout.o): Depend on insn-config.h.
13730 Sun Sep 7 18:44:50 1997 Jim Wilson <wilson@cygnus.com>
13732 * m68k/m68k.h (TARGET_SWITCHES): For 68000, 68302, subtract MASK_68881.
13733 For 68303, 68332, cpu32, subtract MASK_68040_ONLY.
13735 Sun Sep 7 18:30:46 1997 Jason Merrill <jason@yorick.cygnus.com>
13737 * dwarf2out.c (dwarf2out_frame_debug): Assume that in a PARALLEL
13738 prologue insn, only the first elt is significant.
13739 (output_call_frame_info): For exception handling, always use 4-byte
13740 fields as specified by the dwarf2 spec.
13741 Don't skip trivial FDEs.
13743 Sun Sep 7 14:19:39 1997 Jeffrey A Law (law@cygnus.com)
13745 * version.c: Bump for snapshot.
13747 Sun Sep 7 14:17:36 1997 Torbjorn Granlund (tege@pdc.kth.se)
13749 * expmed.c (expand_divmod): Make op1_is_pow2 depend on unsignedp
13750 for negative constants. Promote EXACT_DIV_EXPR to TRUNC_DIV_EXPR
13753 Sun Sep 7 13:46:46 1997 Jeffrey A Law (law@cygnus.com)
13755 * final.c (shorten_branches): During first pass, assume worst
13756 possible alignment for ADDR_VEC and ADDR_VEC_DIFF insns.
13758 * Makefile.in (distclean): Remove various things left around
13759 by running the testsuite.
13761 Sun Sep 7 13:16:06 1997 Manfred Hollstein <manfred@s-direktnet.de>
13763 * configure.in (out_file): Emit definition to config.status in order
13764 to have a defined value for configure.lang.
13765 * configure: Re-built.
13767 Sun Sep 7 09:59:08 1997 Jan-Jaap van der Heijden (J.J.vanderHeijden@student.utwente.nl)
13769 * configure.in: Make symlink to as-new rather than as.new. Similarly
13771 * configure: Rebuilt.
13773 Fri Sep 5 16:54:55 1997 Jim Wilson <wilson@cygnus.com>
13775 * profile.c (output_func_start_profiler): Set DECL_EXTERNAL to zero.
13777 Fri Sep 5 16:16:44 1997 Christian Kuehnke <Christian.Kuehnke@arbi.Informatik.Uni-Oldenburg.DE>
13779 * sparc/sparc.md: Add ultrasparc scheduling support.
13780 * sparc/sparc.h (RTX_COSTS): For MULT give v9 a cost of 25 insns.
13782 Fri Sep 5 14:04:59 1997 Philippe De Muyter <phdm@info.ucl.ac.be>
13784 * integrate.c (save_for_inline_copying): Use 0, not NULL_PTR,
13785 as initial value for real_label_map.
13786 (copy_for_inline): Likewise.
13788 Fri Sep 5 13:36:44 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
13790 * sched.c (update_flow_info) When looking if to set found_split_dest
13791 or found_orig_dest, look at all parts of a PARALLEL.
13792 * haifa-sched.c (update_flow_info): Likewise.
13794 Fri Sep 5 10:08:44 1997 Jeffrey A Law (law@cygnus.com)
13796 * v850: New directory for v850 port.
13797 * v850/lib1funcs.asm: New file.
13798 * t-v850, v850.c, v850.h, v850.md, xm-v850.h: New files.
13799 * ginclude/va-v850.h: New file.
13800 * ginclude/varargs.h, ginclude/stdarg.h: Include va-mn10200.h.
13801 * configure.in (mn10200-*-*): New target.
13802 * configure: Rebuilt.
13803 * config.sub: Handle v850-elf.
13804 * Makefile.in (USER_H): Add va-mn10200.h.
13805 * invoke.texi: Document v850 stuff.
13807 Fri Sep 5 09:37:50 1997 Jim Wilson (wilson@cygnus.com)
13809 * sdbout.c (plain_type_1, case ARRAY_TYPE): Verify that TYPE_DOMAIN
13810 has integer TYPE_{MAX,MIN}_VALUE before using them.
13812 * m68k/m68k.h (MACHINE_STATE_SAVE, MACHINE_STATE_RESTORE): Add
13813 __HPUX_ASM__ versions.
13815 Fri Sep 5 09:08:44 1997 Jeffrey A Law (law@cygnus.com)
13817 * install.sh: Delete duplicate install script.
13819 Thu Sep 4 23:14:27 1997 Stan Cox (coxs@dg-rtp.dg.com)
13821 * reg-stack.c (subst_stack_regs): Pop the stack register for a
13822 computed goto which sets the same stack register.
13824 * reg-stack.c (compare_for_stack_reg): Swap only if the source and
13825 destination are both on the regstack.
13826 (subst_stack_regs_pat): Put the destination at the top of the regstack.
13828 Thu Sep 4 15:02:27 1997 Jim Wilson <wilson@cygnus.com>
13830 * mips.md (nonlocal_goto_receiver): Define.
13832 * profile.c (output_arc_profiler): Check next_insert_after for non
13833 NULL before deferencing it.
13835 * i386/t-sol2 (TARGET_LIBGCC2_CFLAGS): Define to -fPIC.
13837 Thu Sep 4 14:51:57 1997 Jeffrey A Law (law@cygnus.com)
13839 * i386.h (CPP_CPU_DEFAULT): Avoid using #elif.
13841 Thu Sep 4 15:01:49 1997 Michael Meissner <meissner@cygnus.com>
13843 * toplev.c (rest_of_compilation): For passes starting with
13844 flow_analysis, use print_rtl_with_bb instead of print_rtl.
13846 * print-rtl.c (print_rtl_single): Print a single rtl value to a
13849 * flow.c (print_rtl_with_bb): Print which insns start and end
13850 basic blocks. For the start of a basic block, also print the live
13853 Thu Sep 4 11:51:43 1997 Jim Wilson <wilson@cygnus.com>
13855 * toplev.c (main): Change #elif to #else/#ifdef
13857 * tlink.c: Include ctype.h.
13858 * ginclude/va-mips.h: Add _VA_MIPS_H_ENUM ifdef/define/endif.
13860 Thu Sep 4 11:17:16 1997 Mikeael Meissner (meissner@cygnus.com)
13862 * bitmap.c: Conditionally include stdlib.h.
13863 (free): Provide a declaration if NEED_DECLARATION_FREE.
13865 Thu Sep 4 09:58:53 1997 Joel Sherrill (joel@OARcorp.com)
13867 * i960/i960.h: Added default for SUBTARGET_SWITCHES macro.
13869 Thu Sep 4 09:53:20 1997 Jim Wilson (wilson@cygnus.com)
13871 * profile.c (output_arc_profiler): Verify next_insert_after is an
13872 INSN before and after skipping a stack pop.
13874 Thu Sep 4 07:39:19 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
13876 * final.c (shorten_branches): Don't count the lengths of deleted
13879 Thu Sep 4 09:43:01 1997 Jeffrey A Law (law@cygnus.com)
13881 * version.c: Bump for snapshot.
13883 Thu Sep 4 11:04:21 1997 Michael Meissner <meissner@cygnus.com>
13885 * bitmap.h (EXECUTE_IF_AND_IN_BITMAP): New macro, to iterate over
13886 two bitmaps ANDed together.
13887 (bitmap_print): Declare.
13889 * bitmap.c (function_obstack): Don't declare any more.
13890 (bitmap_obstack): Obstack for allocating links from.
13891 (bitmap_obstack_init): New static to say whether to initialize
13893 (bitmap_element_allocate): Use bitmap_obstack to allocate from.
13894 (bitmap_release_memory): Free all memory allocated from
13897 * basic-block.h (EXECUTE_IF_AND_IN_REG_SET): New macro, invoke
13898 EXECUTE_IF_AND_IN_BITMAP.
13900 Wed Sep 3 10:39:42 1997 Jim Wilson <wilson@cygnus.com>
13902 * alias.c (true_dependence): Address with AND can alias scalars.
13903 (anti_dependence, output_dependence): Likewise.
13905 * alias.c (true_dependence): Test x for BLKmode, in addition to mem.
13907 Wed Sep 3 09:28:50 CDT 1997 Joel Sherrill (joel@OARcorp.com)
13909 * i386/go32-rtems.h, i386/rtems.h, i960/rtems.h, m68k/rtems.h,
13910 mips/rtems64.h, pa/rtems.h, rs6000/rtems.h, sh/rtems.h,
13911 sparc/rtems.h (subtarget_switches): Removed SUBTARGET_SWITCHES
13912 definitions. Use -qrtems instead of -mrtems.
13914 Wed Sep 3 09:05:41 1997 Robert Lipe (robert@dgii.com)
13916 * xm-sco5.h (sys_siglist): Define.
13917 (SYS_SIGLIST_DECLARED): Likewise.
13919 Tue Sep 2 23:33:33 1997 Jeffrey A Law (law@cygnus.com)
13921 * expr.c (convert_move): Handle truncation from TQFmode to QFmode.
13923 Wed Sep 3 02:09:30 1997 Torbjorn Granlund <tege@pdc.kth..se>
13925 * except.c (eh_outer_context): Expand masking operation using
13928 Tue Sep 2 18:09:39 1997 Jim Wilson <wilson@cygnus.com>
13930 * alpha.md (floatdisf2-1): New pattern.
13932 Tue Sep 2 18:41:55 1997 Jeffrey A Law (law@cygnus.com)
13934 * xm-svr4.h (SYS_SIGLIST_DECLARED): Define.
13935 * xm-news.h (SYS_SIGLIST_DECLARED): Likewise.
13936 * xm-sysv4.h (SYS_SIGLIST_DECLARED): Likewise.
13937 * gcc.texi: Note that if you define sys_siglist that you should
13938 also define SYS_SIGLIST_DECLARED.
13940 * mn10200.h (INITIALIZE_TRAMPOLINE): PC relative instructions
13941 are relative to the next instruction, not the current instruction.
13943 Tue Sep 2 14:22:43 1997 Jim Wilson <wilson@cygnus.com>
13945 * local-alloc.c (contains_replace_regs): New function.
13946 (update_equiv_regs): When adding a REG_EQUIV note for a set of a MEM,
13947 verify that there is no existing REG_EQUIV note, and add a call to
13948 contains_place_regs.
13950 Tue Sep 2 12:48:11 1997 H.J. Lu (hjl@gnu.ai.mit.edu)
13952 * config/alpha/elf.h (CPP_PREDEFINES): Add -D__PIC__ -D__pic__.
13953 (STARTFILE_SPEC): Always use crtbegin.o%s
13954 (ENDFILE_SPEC): Always use crtend.o%s.
13956 Tue Sep 2 12:00:36 1997 Jim Wilson <wilson@cygnus.com>
13958 * alpha/alpha.h (PREFERRED_RELOAD_CLASS): Return NO_REGS if NO_REGS
13960 * emit-rtl.c (gen_lowpart_common): Add code to convert CONST_INT to
13961 SFmode for 64 bit hosts.
13963 Tue Sep 2 13:42:38 1997 Paul N. Hilfinger <hilfingr@CS.Berkeley.EDU>
13965 * fixincludes: Permits spaces between # and define. Discard C++
13966 comments in sys/pci.h on HP/UX 10.20.
13968 Mon Sep 1 22:13:18 1997 Jeffrey A Law (law@cygnus.com)
13970 * version.c: Bump for snapshot.
13972 * pa.c (restore_unscaled_index_insn_codes): New function.
13973 (record_unscaled_index_insn_codes): Likewise.
13974 (output_function_prologue): Call restore_unscaled_index_insn_codes.
13975 (output_function_epilogue): Free memory for unscaled_index_insn_codes.
13976 (pa_reorg): Call record_unscaled_index_insn_codes.
13978 * haifa-sched.c (move_insn): Handle notes correctly for insns
13979 with SCHED_GROUP_P set.
13981 Mon Sep 1 16:58:57 1997 H.J. Lu (hjl@gnu.ai.mit.edu)
13983 * alpha/xm-linux.h (USE_BFD): Undef before define.
13985 Mon Sep 1 16:25:34 1997 Jim Wilson <wilson@cygnus.com>
13987 * cse.c (cse_insn): Don't record BLKmode values.
13989 Mon Sep 1 11:25:47 1997 Stephen Williams (steve@icarus.icarus.com)
13991 * i960.h (LINK_SPEC): Handle "-mjX" and "-mrp" switches.
13993 Mon Sep 1 08:29:46 1997 Jeffrey A Law (law@cygnus.com)
13995 * cccp.c (sys_errlist): Remove special 4.4bsd declaration.
13996 * collect2.c (sys_errlist): Likewise.
13997 * cpplib.c (sys_errlist): Likewise.
13998 * gcc.c (sys_errlist): Likewise.
13999 * protoize (sys_errlist): Likewise.
14000 * configure.in: Check for strerror.
14001 * xm-freebsd.h (HAVE_STRERROR): Remove definition.
14002 * xm-gnu.h (HAVE_STRERROR): Likewise.
14003 * xm-linux.h (HAVE_STRERROR): Likewise.
14004 * xm-netbsd.h (HAVE_STRERROR): Likewise.
14005 * xm-bsd386.h (HAVE_STRERROR): Likewise.
14006 * xm-cygwin32.h (HAVE_STRERROR): Likewise.
14007 * xm-dos.h (HAVE_STRERROR): Likewise.
14008 * xm-mingw32.h (HAVE_STRERROR): Likewise.
14009 * xm-pa.h (HAVE_STRERROR): Likewise.
14010 * xm-papro.h (HAVE_STRERROR): Likewise.
14011 * xm-sysv4.h (HAVE_STRERROR): Likewise.
14012 * configure, config.in: Rebuilt.
14014 * Makefile.in: Add several missing "else true" clauses.
14016 * collect2.c: Change DONT_DECLARE_SYS_SIGLIST to SYS_SIGLIST_DECLARED.
14017 * mips-tfile.c: Likewise.
14018 * gcc.texi: DONT_DECLARE_SYS_SIGLIST: Remove docs.
14019 * xm-linux.h (DONT_DECLARE_SYS_SIGLIST): Delete definition.
14020 * xm-freebsd.h, xm-bsd386.h, xm-sysv4.h, xm-sol2.h: Likewise.
14021 * configure.in: Check for sys_siglist declaration.
14022 * configure, config.in: Rebuilt.
14024 Mon Sep 1 08:04:07 1997 Joel Sherrill (joel@OARcorp.com)
14026 * i386/go32-rtems.h, i386/rtems.h, i960/rtems.h,
14027 m68k/rtems.h, mips/rtems64.h, pa/rtems.h, rs6000/rtems.h,
14028 sparc/rtems.h (subtarget_switches): Added -mrtems as a switch.
14029 * i960/i960.h: Added SUBTARGET_SWITCHES macro.
14030 * rs6000/sysv4.h (extra_subtarget_switches): Added new
14031 macro EXTRA_SUBTARGET_SWITCHES.
14032 * configure.in (sh*-*-rtems*): New target.
14033 * sh/rtems.h: New file.
14034 * sh/sh.h: Added SUBTARGET_SWITCHES macro.
14035 * configure: Rebuilt.
14037 Sat Aug 30 22:54:26 1997 Jim Wilson <wilson@cygnus.com>
14039 * unroll.c (calculate_giv_inc): Handle increment with code PLUS.
14041 Sat Aug 30 10:49:46 1997 David Edelsohn <edelsohn@mhpcc.edu>
14043 * rs6000.md: Make DF fused-add operations pay attention to
14046 Fri Aug 29 19:19:54 1997 Jim Wilson <wilson@cygnus.com>
14048 * i386/xm-sysv4.h (DONT_DECLARE_SYS_SIGLIST): Define.
14050 Fri Aug 29 16:13:51 1997 Jeffrey A Law (law@cygnus.com)
14052 * pa.md (reload_peepholes): Make sure operand is a REG before
14053 examining REGNO. Allow general registers too.
14055 Fri Aug 29 11:42:04 1997 Jim Wilson <wilson@cygnus.com>
14057 * varasm.c (mark_constants): Don't look inside CONST_DOUBLEs.
14059 Fri Aug 29 09:33:20 1997 Philipp Thomas (kthomas@lxi165.gwdg.de)
14061 * dwarf2out.c (build_abbrev_table): Use xrealloc, not xmalloc
14062 to reallocate abbrev_die_table.
14064 Thu Aug 28 15:14:46 1997 Jim Wilson <wilson@cygnus.com>
14066 * m68k/m68k.md (iorsi_zexthi_ashl16): Disable.
14068 1997-08-27 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
14070 * Makefile.in (config.status): Depend on version.c
14072 * expr.h (insn_gen_function): Reenable prototype.
14074 * expr.c (move_by_pieces_1, clear_by_pieces_1): Fix prototype of
14077 Thu Aug 28 13:01:43 1997 Jim Wilson <wilson@cygnus.com>
14079 * i386.c (ix86_expand_epilogue): Emit blockage instruction when pic.
14081 Thu Aug 28 07:03:15 1997 Jeffrey A Law (law@cygnus.com)
14083 * version.c: Bump for latest snapshot.
14085 * bc-optab.c: Conditionally include stdlib.h.
14086 (free): Provide a declaration if NEED_DECLARATION_FREE.
14087 * tree.c (free): Provide a declaration if NEED_DECLARATION_FREE.
14088 * rtl.h (free): Remove declaration.
14089 * tree.h (free): Remvoe declaration.
14091 * configure: Rebuilt.
14093 Wed Aug 27 21:32:20 1997 Jeffrey A Law (law@cygnus.com)
14095 * flags.h (flag_move_all_movables): Declare.
14096 (flag_reduce_all_givs): Likewise.
14097 * loop.c (move_movables): Handle flag_move_all_movables.
14098 (strength_reduce): Handle flag_reduce_all_givs.
14099 * toplev.c (flag_move_all_movables): Define.
14100 (flag_reduce_all_givs): Likewise.
14101 (f_options): Add -fmove-all-movables and -freduce-all-givs.
14102 * invoke.texi: Document new options, including alias stuff that
14103 wasn't included last time.
14105 Wed Aug 27 18:08:51 1997 Bob Manson (manson@cygnus.com)
14107 * t-h8300: Use TARGET_LIBGCC2_CFLAGS instead of LIBGCC2_CFLAGS.
14108 * t-mn10200: Ditto.
14109 * t-vxsparc: Ditto.
14110 * t-vxworks68: Ditto.
14111 * t-vxworks960: Ditto.
14114 Wed Aug 27 16:35:29 1997 Richard Henderson <rth@cygnus.com>
14116 * alpha/xm-alpha.h (alloca): Define alloca to builtin_alloca for GNUC
14117 if not already defined, and USE_C_ALLOCA not defined.
14119 Wed Aug 27 16:08:43 1997 Jim Wilson <wilson@cygnus.com>
14121 * config.guess: Replace with script that uses ../config.guess.
14123 * config/alpha/elf.h (DEFAULT_VTABLE_THUNKS): New. Defined as 1
14124 if USE_GNULIBC_1 is not defined.
14126 Wed Aug 27 15:49:12 1997 Richard Henderson <rth@cygnus.com>
14128 * alpha/elf.h (LINK_SPEC): Conditionalize on USE_GNULIBC_1.
14129 * config.guess: Recognize alpha-linux-gnulibc1.
14130 * configure.in (alpha-*-linux-gnulibc1): New target.
14131 (alpha-*-linux-gnu*): Don't build crtbegin/end.
14133 Wed Aug 27 11:52:58 1997 Jim Wilson <wilson@cygnus.com>
14135 * m68k.md (iorsi3_internal): Readd ! TARGET_5200 check lost in
14138 Wed Aug 27 01:56:18 1997 Doug Evans <dje@seba.cygnus.com>
14140 * loop.c (combine_movables): Earlier insns don't match later ones.
14142 Wed Aug 27 01:24:25 1997 H.J. Lu (hjl@gnu.ai.mit.edu)
14144 * config/linux.h (CC1_SPEC): Define it only if not defined.
14146 * config/m68k/linux.h (CC1_SPEC): Undefine it before include
14149 * config/linux.h (DEFAULT_VTABLE_THUNKS): New. Defined as 1 if
14150 USE_GNULIBC_1 is not defined.
14152 * config/rs6000/linux.h (DEFAULT_VTABLE_THUNKS): New. Defined as 1.
14154 * config/sparc/linux.h (DEFAULT_VTABLE_THUNKS): New. Defined
14155 as 1 if USE_GNULIBC_1 is not defined.
14157 Wed Aug 27 00:49:14 1997 Jeffrey A Law (law@cygnus.com)
14159 * reorg.c (dbr_schedule): Allow current_function_return_rtx
14160 to be something other than a REG.
14161 * function.c (expand_function_end): Fix current_function_return_rtx
14162 if it was a pseudo.
14164 * t-freebsd (USER_H): Include EXTRA_HEADERS and LANG_EXTRA_HEADERS.
14165 * x-netbsd: Likewise
14166 * x-dgux (USER_H): Include EXTRA_HEADERS and LANG_EXTRA_HEADERS
14167 (INSTALL_HEADERS): Delete.
14168 * x-dguxbcs: Likewise.
14169 * x-hp3bsd44: Likewise
14172 Wed Aug 27 00:30:00 1997 Bernd Schmidt <crux@pool.informatik.rwth-aachen.de>
14174 * i386.md (pop): pop increments the stack pointer.
14175 (prologue_set_stack_ptr): New pattern.
14176 * i386.c (ix86_expand_prologue): Use prologue_set_stack_ptr
14179 Tue Aug 26 18:50:32 1997 Jim Wilson <wilson@cygnus.com>
14181 * reload.c (find_reloads, case '0'): Reject matching a non-offsettable
14182 address where an offsettable address is required.
14184 Tue Aug 26 17:54:56 1997 Michael P. Hayes (michaelh@ongaonga.chch.cri.nz>
14186 * loop.c (check_final_value): Don't miss a biv increment in a
14189 Tue Aug 26 12:03:49 1997 Jim Wilson (wilson@cygnus.com)
14191 * dwarfout.c (dwarfout_file_scope_decl, case TYPE_DECL): Check
14192 TYPE_DECL_IS_STUB instead of DECL_NAME.
14194 Mon Aug 25 23:27:10 1997 H.J. Lu (hjl@gnu.ai.mit.edu)
14196 * objc/Make-lang.in ($(OBJC_O)): Also depend on cc1obj.
14198 Mon Aug 25 23:27:10 1997 Jim Meyering <meyering@eng.ascend.com>
14200 * objc/Make-lang.in ($(OBJC_O)): Also depend on $(GCC_PASSES).
14202 Mon Aug 25 13:12:24 1997 Jeffrey A Law (law@cygnus.com)
14204 * haifa-sched.c (find_pre_sched_live): Remove #if 0 code.
14205 (find_post_sched_live): Likewise.
14207 * haifa-sched.c (schedule_block): Remove old code to get arguments
14208 from hard regs into pseudos early.
14210 Mon Aug 25 08:55:00 1997 Jeffrey A Law (law@cygnus.com)
14212 * version.c: Bump for new snapshot.
14214 * local-alloc.c (update_equiv_regs): All the target to reject
14215 promotion of some REG_EQUAL to REG_EQUIV notes.
14216 * pa.h (DONT_RECORD_EQUIVALENCE): Define.
14218 * pa.c (secondary_reload_class): (mem (mem ... )) does not need
14221 * pa.c (hppa_builtin_saveregs): Emit a blockage insn after the
14222 store of the argument registers.
14224 Mon Aug 25 08:39:02 1997 Craig Burley (burley@gnu.ai.mit.edu)
14226 * fold-const.c (multiple_of_p): New function.
14227 (fold): Turn some cases of *_DIV_EXPR into EXACT_DIV_EXPR.
14229 Mon Aug 25 01:47:41 1997 Jeffrey A Law (law@cygnus.com)
14231 * expr.h (insn_gen_function): Temporarily remove prototype.
14233 Sun Aug 24 17:22:21 1997 Jim Wilson <wilson@cygnus.com>
14235 * Makefile.in (install-info): Don't cd into srcdir. Add srcdir to
14236 filenames. Use sed to extract base filename for install.
14238 Sat Aug 23 18:19:40 1997 John F. Carr <jfc@mit.edu>
14240 * unroll.c (find_splittable_givs): Only share if two givs have the
14241 same add and multiply values.
14243 Sat Aug 23 14:36:27 1997 Jim Wilson <wilson@cygnus.com>
14245 * m68k/next.h (GO_IF_INDEXABLE_BASE): Fix typo in undef.
14246 * m68k/m68kemb.h (LIB_SPEC): Add missing comment end before it.
14248 Sat Aug 23 00:18:22 1997 Jeffrey A Law (law@cygnus.com)
14250 * pa.c (pa_reorg): Always put begin_brtab and end_brtab insns
14251 around branch tables.
14252 * pa.md (begin_brtab, end_brtab): Only emit the .begin_brtab
14253 and .end_brtab directives if TARGET_GAS.
14255 Fri Aug 22 14:05:55 1997 Jim Wilson <wilson@cygnus.com>
14257 * alias.c (true_dependence): Pass x_addr not x to varies.
14259 * acconfig.h (NEED_DECLARATION_CALLOC): Add.
14260 * configure.in: Add GCC_NEED_DECLARATION call for calloc.
14261 * rs6000/xm-rs6000.h (malloc, realloc, calloc, free): Delete
14263 * config.in, configure: Regenerate.
14265 Thu Aug 21 23:52:16 1997 John F. Carr <jfc@mit.edu>
14267 * alias.c (find_base_value): Improve handling of PLUS, MINUS, and
14269 (record_set): Handle LO_SUM like PLUS.
14270 (init_alias_analysis): When following chains of base addresses,
14271 do not stop on reaching a hard register.
14273 Thu Aug 21 20:17:37 1997 Jeffrey A Law (law@cygnus.com)
14275 * version.c: Bump for new snapshot.
14277 Thu Aug 21 17:28:00 1997 Jim Wilson <wilson@cygnus.com>
14279 * alpha.h (ARCH_ASM_FILE_START): Define.
14280 (ASM_FILE_START): Use ARCH_ASM_FILE_START.
14281 * osf12.h, osf2or3.h (ARCH_ASM_FILE_START): Redefine to null string.
14283 Thu Aug 21 10:22:19 1997 Jeffrey A Law (law@cygnus.com)
14285 * Makefile.in (install-common): Put gcov comment at start of line.
14287 Wed Aug 20 22:47:33 1997 Jeffrey A Law (law@cygnus.com)
14289 * alias.c (init_alias_analysis): When simplifying the reg_base_value
14290 array, simplify entries for hard registers too.
14292 Wed Aug 20 12:35:47 1997 Dave Love <d.love@dl.ac.uk>
14294 * dwarf2.h (enum dwarf_call_frame_info): Remove trailing comma from
14297 Wed Aug 20 11:58:33 1997 Jim Wilson <wilson@cygnus.com>
14299 * stmt.c (start_cleanup_deferal, end_cleanup_deferal): Test
14300 block_stack before dereferencing it.
14302 Wed Aug 20 11:57:11 1997 Michael Meissner <meissner@cygnus.com>
14304 * rs6000.h (ISSUE_RATE): Define instead of MACHINE_issue_rate.
14306 Tue Aug 19 17:10:56 1997 Jason Merrill <jason@yorick.cygnus.com>
14308 * cplus-dem.c: Add 'extern' to prepends_underscore.
14310 Tue Aug 19 09:34:57 1997 Jeffrey A Law (law@cygnus.com)
14312 * haifa-sched.c (ISSUE_RATE): Renamed from MACHINE_issue_rate.
14313 (get_issue_rate): Delete.
14314 * pa.h (ISSUE_RATE): Define.
14316 * configure.in: Turn on haifa by default for the PA.
14317 * configure: Rebuilt.
14318 * pa.c (override_options): Accept -mschedule=7200 option.
14319 (pa_adjust_cost): No longer need to scale costs for newer
14321 * pa.h (enum processor_type): Add PROCESSOR_7200.
14322 * pa.md: Revamp scheduling parameters to work better with
14323 haifa. Add scheduling parameters for the 7200.
14325 * haifa-sched.c (move_insn): Reemit notes for SCHED_GROUP_P
14327 (schedule_block): When adjusting basic_block_{head,end}, account
14328 for movement of SCHED_GROUP_P insns too.
14330 * haifa-sched.c (debug_dependencies): Fix thinko.
14332 * Makefile.in (EXPECT, RUNTEST, RUNTESTFLAGS): Define.
14333 (site.exp, check, check-g++, check-gcc): New targets.
14335 * haifa-sched.c: Make lots of variables static.
14337 Tue Aug 19 07:18:34 1997 H.J. Lu (hjl@gnu.ai.mit.edu)
14339 * expr.h, real.h: Finish prototyping.
14341 Mon Aug 18 21:49:02 1997 Jim Wilson <wilson@cygnus.com>
14343 * reload.c (find_reloads): Add code to convert RELOAD_FOR_OPADDR_ADDR
14344 reloads to RELOAD_FOR_OPERAND_ADDRESS reloads.
14345 * reload1.c: Undo bugfix from Aug 11.
14347 Mon Aug 18 17:39:02 1997 Mike Meissner <meissner@cygnus.com>
14349 * configure.in ({powerpc,rs6000}*-*-*, --with-cpu): Remove single
14350 quotes around the name.
14351 * configure: Regenerate.
14353 Mon Aug 18 13:46:47 1997 Jim Wilson <wilson@cygnus.com>
14355 * Makefile.in (stmp-multilib-sub): Fix typo in last change.
14357 Thu Aug 7 10:33:13 1997 Manfred Hollstein <manfred@s-direktnet.de>
14359 * Makefile.in (sub-makes): Pass the current value of LANGUAGES down
14360 to sub-makes to avoid building more passes than the user might have
14361 requested on the command line.
14363 Sun Aug 17 15:42:17 1997 Dave Love (d.love@dl.ac.uk)
14365 * configure.in: Expurgate `broken_install' (install is
14368 * configure.lang: Substitute autoconfed ${INSTALL} (not currently
14371 Sat Aug 16 01:08:12 1997 Jeffrey A Law (law@cygnus.com)
14373 * loop.c (is_power_of_2, is_conditional_branch): Delete unused
14374 functions and declarations.
14375 (analyze_loop_iterations): Use condjump_p.
14376 (insert_bct): Likewise. Use exact_log2.
14378 Fri Aug 15 23:48:32 1997 Jeffrey A Law (law@cygnus.com)
14380 * haifa-sched.c (find_post_sched_live): Call FREE_REG_SET as needed.
14381 (schedule_region): Likewise.
14382 (schedule_insns): Likewise.
14384 * PROJECTS: Update with Haifa stuff.
14386 Fri Aug 15 12:49:56 1997 Jeffrey A Law (law@cygnus.com)
14388 * version.c: Change the version string to look like:
14389 egcs-2.90.00 970814 (gcc2-970802 experimental).
14391 * loop.c (is_conditional_branch): Make definition match declaration.
14393 * gcc.c: Take out experimental snapshot warning message.
14395 Fri Aug 15 13:43:39 1997 Michael Meissner <meissner@cygnus.com>
14397 * haifa-sched.c (debug_dependencies): Use GET_NOTE_INSN_NAME to
14398 print out the names of the notes. Print out the name of the insn
14399 that is not a note, and not an {,CALL_,JUMP_}INSN.
14401 Wed Aug 13 17:32:38 1997 Jason Merrill <jason@yorick.cygnus.com>
14403 * expr.c (expand_expr, case TARGET_EXPR): Call mark_addressable
14404 again for the slot after we give it RTL.
14406 Wed Aug 13 01:03:37 1997 Doug Evans <dje@canuck.cygnus.com>
14408 * configure.in (haifa configury): Fix typo.
14409 * configure: Regenerate.
14411 Tue Aug 12 10:20:36 1997 Jeffrey A Law (law@cygnus.com)
14413 * version.c: Bump version to "gcc-3.0.0 970802 experimental".
14415 * gcc.info*: Rebuilt.
14417 * COPYING.g77, README.g77: New files.
14418 * real.c (ereal_unto_float, ereal_unto_double): New functions.
14419 * real.h (ereal_unto_float, ereal_unto_double): Declare them.
14420 (REAL_VALUE_UNTO_TARGET_DOUBLE, REAL_VALUE_UNTO_TARGET_SINGLE): Define.
14422 Mon Aug 11 14:50:55 1997 Jeffrey A Law (law@cygnus.com)
14424 * Integrate Haifa instruction scheduler.
14425 * Makefile.in (ALL_CFLAGS): Add SCHED_CFLAGS. Prefix all references
14426 to sched with $(SCHED_CFLAGS.
14427 * configure.in: Handle --enable-haifa.
14428 * configure: Rebuilt.
14429 * flags.h: Add new flags for haifa instruction scheduler.
14430 * genattrtab.c (expand_units): For haifa, don't subtract one
14431 when computing blockage.
14432 * toplev.h (flag_schedule_interblock): Haifa scheduler flag.
14433 (flag_schedule_speculative): Ditto.
14434 (flag_schedule_speculative_load): Ditto.
14435 (flag_schedule_speculative_load_dangerous): Ditto.
14436 (flag_schedule_reverse_before_reload): Ditto.
14437 (flag_schedule_reverse_after_reload): Ditto.
14438 (flag_branch_on_count_reg): Ditto.
14439 (f_options): Add Haifa switches.
14440 (main): Turn off some Haifa options if appropriate macro is
14441 defined. Process Haifa switches.
14442 * unroll.c (iteration_info): No longer static, since Haifa
14444 (unroll_loop): Inform HAIFA scheduler about loop unrolling factor.
14445 * unroll.c (unroll_loop): Set loop_unroll_iter, loop_start_value.
14446 * loop.h (loop_unroll_factor, loop_number): Add HAIFA decls.
14447 * loop.h (loop_initial_value,loop_unroll_iter): New globals.
14448 * loop.c (loop_optimize): If HAIFA is defined, allocate additional
14449 storage for the Haifa scheduler.
14450 (mark_loop_jump): If HAIFA defined, set LABEL_OUTSIDE_LOOP_P and
14452 (strength_reduce): If HAIFA and HAVE_decrement_and_branch_on_count
14453 are defined, call analyze_loop_iterations and insert_bct to use
14455 (record_giv): Refine test for jumps out of loops if HAIFA is
14457 (analyze_loop_iterations): New function to identify if we can use
14459 (insert_bct): Insert countdown loop.
14460 (instrument_loop_bct): Low level code to insert countdown loop.
14461 (loop_number): Calculate UID of loop.
14462 (indirect_jump_in_function_p): Return true if an indirect jump is
14464 (is_power_of_2): Return true if value is a power of 2.
14465 (is_conditional_branch): Return true if insn is a conditional
14467 (fix_bct_param): Process -fbct-{min,max}-N switches.
14468 (check_bct_param): Return true if loop should be instrumented.
14469 * loop.c (loop_initial_value,loop_unroll_iter): New globals.
14470 (loop_optimize): Initialize.
14471 (get_condition_for_loop): Ditto.
14472 * loop.c (strength_reduce): Inside of code that uses #ifdef
14473 HAVE_decrement_and_branch_on_count code, test it to make sure the
14475 (instrument_loop_bct): Ditto.
14476 * haifa-sched.c: New file.
14479 * Integrate regmove pass.
14480 * Makefile.in (OBJS): Add regmove.o
14481 (regmove.o): Add dependencies.
14482 * flow.c (find_use_as_address): No longer static.
14483 * rtl.h (find_use_as_address): Declare.
14484 * toplev.c (regmove_dump, flag_regmove): Define.
14485 (f_options): Add -fregmove.
14486 (regmove_dump_file, regmove_time): Define.
14487 (fatal_insn): Close the regmove dump file.
14488 (compile_file): Initialize regmove_time; open/close the regmove dump
14489 file as needed. Print regmove time as needed.
14490 (rest_of_compilation): Run regmove pass if requested, dump
14491 RTL after regmove if requested.
14492 (main): If -O2 or more, turn on regmove. Handle dump switches.
14493 * regmove.c: New file.
14495 Mon Aug 11 14:15:02 1997 Jeffrey A Law (law@cygnus.com)
14497 * Integrate tlink patch from jason@cygnus.com
14498 * gcc.c (SWITCH_TAKES_ARG): Add 'V', 'B' and 'b'.
14499 (process_command): Increment n_switches for them. Don't discard
14500 their args. Validate them.
14501 (main): Escape " marks when creating COLLECT_GCC_OPTIONS.
14503 (process_command): Set include_prefixes from COMPILER_PATH.
14504 (main): Set COLLECT_GCC_OPTIONS sooner.
14505 * confiugre.in: Link ../ld/ld.new to collect-ld rather than real-ld.
14506 * tlink.c, hash.c, hash.h: New files.
14507 * Makefile.in (USE_COLLECT2): Always use collect2.
14508 (collect2): Depend on and link in hash.o and tlink.o.
14509 (tlink.o, hash.o): Add dependencies.
14511 Mon Aug 11 10:04:49 1997 Jeffrey A Law (law@cygnus.com)
14513 * Integrate alias analysis changes from jfc@mit.edu
14514 * Makefile.in (OBJS): Add alias.o
14515 (alias.o): Add dependencies.
14516 * alias.c: New file.
14517 * sched.c: Remove alias analysis code. It lives in alias.c now.
14518 (sched_analyze_2): Add new arguments to true_dependence.
14519 (schedule_insns): Always call init_alias_analysis.
14520 * calls.c (expand_call): Note calls to malloc, calloc, and realloc;
14521 mark return value from such functions as a pointer and keep track of
14522 them for alias analysis. If a return value from a function is a
14523 pointer, mark it as such.
14524 * combine.c (distribute_notes): Handle REG_NOALIAS.
14525 * cse.c (struct write_data): Delete. No longer needed.
14526 (invalidate): Don't call set_nonvarying_address_components anymore.
14527 Use true_dependence to decide if an entry should be removed from
14529 (invalidate_memory): Remove WRITES argument, simplify appropriately.
14531 (note_mem_written): Similarly for WRITE_PTR argument.
14532 (invalidate_from_clobbers): Similarly for W argument.
14533 (invalidate_for_call): Remove memory elements from the hash table.
14534 (refers_to_mem_p, cse_rtx_addr_varies_p): Deleted.
14535 (cse_rtx_varies_p): New function. Derived from old
14536 cse_rtx_addr_varies_p.
14537 (cse_insn): Remove WRITES_MEMORY and INIT variables and all references.
14538 Don't call note_mem_written anymore. Stack pushes invalidate the stack
14539 pointer if PUSH_ROUNDING is defined. No longer need to call
14540 cse_rtx_addr_varies_p to decide if a MEM should be invalidated.
14541 (skipped_writes_memory): Remove variable.
14542 (invalidate_skipped_set): Simplify and wewrite to use invalidate_memory.
14543 (invalidate_skipped_block): Simplify for new alias analysis code.
14544 (cse_set_around_loop): Likewise.
14545 (cse_main): Call init_alias_analysis.
14546 * flags.h (flag_alias_check, flag_argument_noalias): Declare.
14547 * toplev.c (flag_alias_check, flag_argument_noalias): Define.
14548 (f_options): Add new alias checking arguments.
14549 (main): Set flag_alias_check when optimizing.
14550 * local_alloc (validate_equiv_mem_from_store): Add new arguments
14551 to true_dependence.
14552 (memref_referenced_p): Likewise.
14553 * loop.c (NUM_STORES): Increase to 30.
14554 (prescan_loop): Only non-constant calls set unknown_address_altered.
14555 (invariant_p): Add new arguments to true_dependence.
14556 (record_giv): Initialize unrolled and shared fields.
14557 (emit_iv_add_mult): Call record_base_value as needed.
14558 * loop.h (struct induction): Add unrolled and shared fields.
14559 * unroll.c (unroll_loop): Call record_base_value as needed.
14560 (copy_loop_body): Likewise.
14561 (final_biv_value): Likewise.
14562 (final_giv_value): Likewise.
14563 (find_splittable_regs): Likewise. Only create one new pseudo
14564 if we have multiple address GIVs that were combined with the same
14565 dst_reg GIV. Note when a new register is created due to unrolling.
14566 * rtl.c (reg_note_name): Add REG_NOALIAS.
14567 * rtl.h (enum reg_note): Similarly.
14568 (rtx_varies_p, may_trap_p, side_effects_p): Declare.
14569 (volatile_refs_p, volatile_insn_p, remove_note): Likewise.
14570 (note_stores, refers_to_regno_p, reg_overlap_mentioned_p): Likewise.
14571 (true_dependence, read_dependence, anti_dependence): Likewise.
14572 (output_dependence, init_alias_analysis, end_alias_analysis): Likewise.
14573 (mark_user_reg, mark_reg_pointer): Likewise.
14576 * Integrate reload bugfix from Wilon which enables the PA port
14577 to bootstrap again.
14578 * reload1.c (reload): Sum needs for both OPADDR_ADDR and
14579 OPERAND_ADDRESS when computing how many registers an insn needs.
14580 (reload_reg_free_p): OPADDR_ADDR and OPERAND_ADDRESS reloads do
14582 (reload_reg_free_before_p): Treat OPERAND_ADDRESS reloads just like
14583 OPADDR_ADDR reload.
14584 (reload_reg_reaches_end_p): For RELOAD_FOR_OPADDR_ADDR insns, registers
14585 in reload_reg_use_in_op_addr do not reach the end.
14586 do not reach the end.
14587 (reloads_conflict): RELOAD_FOR_OPADDR_ADDR conflicts with
14588 RELOAD_FOR_OPERAND_ADDRESS.
14590 Sun Aug 10 12:00:20 1997 Jeffrey A Law (law@cygnus.com)
14592 * egcs project officially starts.
14595 add-log-time-format: current-time-string