1 Tue Aug 25 19:17:59 1998 David S. Miller <davem@pierdol.cobaltmicro.com>
3 * config/sparc/sparc.c (sparc_absnegfloat_split_legitimate): New
5 * config/sparc/sparc.h: Declare it.
6 * config/sparc/sparc.md (float abs/neg splits): Use it.
7 (all other splits): Handle SUBREGs properly where necessary.
8 (unnamed (1<<x)-1 V8PLUS pattern): Disable for now.
10 Tue Aug 25 19:48:46 1998 Jeffrey A Law (law@cygnus.com)
12 * reorg.c (fill_simple_delay_slots): Do not abort if we encounter
13 an insn on the unfilled_slots_list that has no delay slots.
14 (fill_eager_delay_slots): Similarly.
16 Tue Aug 25 13:35:20 1998 Nick Clifton <nickc@cygnus.com>
18 * config/v850/v850.c (movsi_source_operand): Treat CONSTANT_P_RTX
19 as an ordinary operand.
21 Tue Aug 25 12:54:57 1998 Jason Merrill <jason@yorick.cygnus.com>
23 * tree.c (valid_machine_attribute): Don't apply attributes to both
26 Tue Aug 25 12:23:20 PDT 1998 Richard Henderson <rth@cygnus.com>
28 * reload.c (operands_match_p): Handle rtvecs.
30 * i386.c (legitimate_pic_address_disp_p): New.
31 (legitimate_address_p): Use it.
32 (legitimize_pic_address): Use unspecs to represent @GOT and @GOTOFF.
33 Handle constant pool symbols just like statics.
34 (emit_pic_move): Use Pmode not SImode for clarity.
35 (output_pic_addr_const) [SYMBOL_REF]: Remove @GOT and @GOTOFF hacks.
36 [UNSPEC]: New, handling what we killed above.
37 [PLUS]: Detect and abort on invalid symbol arithmetic.
38 * i386.h (CONSTANT_ADDRESS_P): Remove HIGH.
40 Tue Aug 25 12:02:23 1998 Mark Mitchell <mark@markmitchell.com>
42 * alias.c: Include output.h.
43 (DIFFERENT_ALIAS_SETS_P): Don't treat alias sets as
44 different if we're in a varargs function.
45 * Makefile.in (alias.o): Depend on output.h
47 Tue Aug 25 19:20:12 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
49 * sh.h (GIV_SORT_CRITERION): Delete.
51 Tue Aug 25 13:19:46 1998 Dave Brolley <brolley@cygnus.com>
53 * regclass.c (regclass): Use xmalloc/free instead of alloca.
54 * stupid.c (stupid_life_analysis): Ditto.
55 * reload1.c (reload): Ditto.
57 Tue Aug 25 05:48:18 1998 Jakub Jelinek <jj@sunsite.ms.mff.cuni.cz>
59 * config/sparc/sparc.c (arith_4096_operand, arith_add_operand,
60 arith_double_4096_operand, arith_double_add_operand): New
62 * config/sparc/sparc.h (PREDICATE_CODES): Add them, declare them.
63 * config/sparc/sparc.md (adddi3, addsi3, subdi3, subsi3): Use
64 them to transform add/sub 4096 into add/sub -4096.
66 Mon Aug 24 23:31:03 1998 David S. Miller <davem@pierdol.cobaltmicro.com>
68 * loop.c (scan_loop): Allocate some slop to handle pseudos
69 generated by move_movables.
70 (load_mems_and_recount_loop_regs_set): Honor AVOID_CC_MODE_COPIES
73 Mon Aug 24 19:45:40 1998 Jim Wilson <wilson@cygnus.com>
75 * tree.def (DECL_RESULT): Correct documentation.
77 Tue Aug 25 01:15:27 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
79 * reload1.c (reload_reg_free_before_p): New argument EQUIV; Changed
80 all callers. Abort for RELOAD_FOR_INSN. RELOAD_FOR_OUTADDR_ADDR:
81 conflicts will all RELOAD_FOR_OUTPUT reloads.
83 * reload1.c (reload_cse_regs_1): When deleting a no-op move that
84 loads the function result, substitute with a USE.
86 Mon Aug 24 15:20:19 1998 David Edelsohn <edelsohn@mhpcc.edu>
88 * rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Use TARGET_POWERPC64
89 when testing LEGITIMATE_INDEXED_ADDRESS_P DFmode and DImode.
90 (LEGITIMIZE_ADDRESS): Use TARGET_POWERPC64 for INDEXED fixup.
91 * rs6000.c (print_operand, case 'L'): Add UNITS_PER_WORD, not 4.
92 (print_operand, cases 'O' and 'T'): Fix typos in lossage strings.
93 * rs6000.md (fix_truncdfsi2_store): Remove %w from non-CONST_INT
95 (movdf_softfloat32, movdf_hardfloat64, movdf_softfloat64): Change
96 'o' to 'm' for GPR variant constraints.
98 Mon Aug 24 10:25:46 1998 Jeffrey A Law (law@cygnus.com)
100 * loop.c (scan_loop): Honor AVOID_CC_MODE_COPIES.
102 * h8300.h (STRIP_NAME_ENCODING): Fix typo.
104 * sparc.md (TFmode splits): Use reg_overlap_mentioned_p to detect
105 when the source and destination overlap.
107 * stmt.c (emit_case_nodes): Change rtx_function to rtx_fn to avoid
108 clash with global type.
110 Mon Aug 24 00:53:53 1998 Jason Merrill <jason@yorick.cygnus.com>
112 * fixinc.irix: Add curses.h handling from fixinc.wrap.
114 * c-common.c (combine_strings): Also set TREE_READONLY.
115 Change warn_write_strings to flag_const_strings.
116 * c-decl.c, c-tree.h: Likewise.
118 Sun Aug 23 18:39:11 1998 David S. Miller <davem@pierdol.cobaltmicro.com>
120 * config/sparc/sparc.c (sparc_emit_set_const32): If outputting a
121 CONST_INT, not a symbolic reference, don't use a HIGH/LO_SUM
122 sequence, use SET/IOR instead so CSE can see it.
123 * config/sparc/sparc.md (movhi_const64_special,
124 movsi_const64_special): New patterns necessitated by that change.
125 (movhi_high): Remove.
126 (movhi_lo_sum): Change to match an IOR.
127 (movdf_insn_sp32): Test TARGET_V9 not TARGET_ARCH64.
128 (movdf_insn_v9only): New pattern for when V9 but not ARCH64.
129 (movdf_insn_sp64): Test both TARGET_V9 and TARGET_ARCH64.
130 (movdf splits): Allow when not V9 or when not ARCH64 and integer
131 registers are involved.
132 (snesi_zero_extend split): Remove reload_completed test.
133 (unnamed plus and minus zero_extend sidi splits): Add it.
135 Sun Aug 23 11:56:08 1998 Mark Mitchell <mark@markmitchell.com>
137 * extend.texi: Remove description of extension to explicit
138 instantiation that is now endorsed by standard C++.
140 Sun Aug 23 09:39:09 1998 David S. Miller <davem@pierdol.cobaltmicro.com>
142 * config/arc/arc.c (arc_initialize_pic): Remove.
143 * config/arc/arc.h (INITIALIZE_PIC): Similarly, this routine does
144 nothing on any platform and is invoked by no-one, it does not even
145 appear in the documentation.
146 * config/sparc/sparc.h (INITIALIZE_PIC): Likewise.
147 * config/sparc/sparc.c (initialize_pic): Likewise.
148 (find_addr_reg): Remove this as well, no longer referenced after
151 Sun Aug 23 00:17:14 1998 Jeffrey A Law (law@cygnus.com)
153 * recog.c (validate_replace_rtx_group): New function.
154 * recog.h (validate_replace_rtx_group): Declare it.
155 * regmove.c (optimize_reg_copy_3): If any substitution fails, then undo
156 the entire group of substitutions.
158 Sat Aug 22 23:31:00 1998 Klaus-Georg Adams (Klaus-Georg.Adams@chemie.uni-karlsruhe.de)
160 * loop.c (load_mems): Fix initializers.
162 Fri Aug 21 23:07:46 1998 David S. Miller <davem@pierdol.cobaltmicro.com>
164 * config/sparc/sparc.md (TFmode splits): Handle destination
165 registers being referenced in the address correctly.
167 * expmed.c (make_tree) [CONST_INT]: Sign extend even if
168 TREE_UNSIGNED, when bitsize of type's mode is larger than
169 HOST_BITS_PER_WIDE_INT.
171 Fri Aug 21 19:31:31 1998 Alexandre Petit-Bianco <apbianco@cygnus.com>
173 * tree.def (LABELED_BLOCK_EXPR, EXIT_BLOCK_EXPR): New tree nodes.
174 * tree.h (LABELED_BLOCK_LABEL, LABELED_BLOCK_BODY,
175 EXIT_BLOCK_LABELED_BLOCK, EXIT_BLOCK_RETURN, LOOP_EXPR_BODY): New
177 * expr.c (expand_expr): Handle LABELED_BLOCK_EXPR and
180 Thu Aug 20 19:43:44 1998 Jeffrey A Law (law@cygnus.com)
182 * h8300.c (h8300_encode_label): Use '&' for tiny data items.
183 * h8300.h (TINY_DATA_NAME_P): Likewise.
184 (STRIP_NAME_ENCODING): Handle '&'.
186 * mn10200.h (REG_OK_FOR_INDEX_P): Do not check the mode of the
187 register (it could be accessed via an outer SUBREG).
188 (REG_OK_FOR_BASE_P): Likewwise.
189 (GO_IF_LEGITIMATE_ADDRESS): Consistently use REGNO_OK_FOR_BASE_P.
191 * remove.c (optimize_reg_copy_3): Abort instead of silently generating
194 * jump.c (rtx_renumbered_equal_p): Do not consider PLUS commutative.
196 Thu Aug 20 17:35:20 1998 David S. Miller <davem@pierdol.cobaltmicro.com>
198 * config/sparc/sparc.md (movtf_insn_sp32): All memory operands
199 must be offsettable so the splits can be made.
201 Thu Aug 20 13:56:53 1998 Michael Meissner <meissner@cygnus.com>
203 * config/i386/winnt.c: Include system.h, not stdio.h to get
204 sys/param.h pulled in before rtl.h in case the system defines MIN
207 Thu Aug 20 13:44:20 1998 David Edelsohn <edelsohn@mhpcc.edu>
209 * rs6000.md (movqi, movhi): Add CONSTANT_P_RTX.
211 Thu Aug 20 13:15:11 1998 Dave Brolley <brolley@cygnus.com>
213 * stor-layout.c (layout_type): Compute TYPE_SIZE_UNIT correctly for
215 * cpplib.c (cpp_define): Handle macros with parameters.
217 Wed Aug 19 21:33:19 1998 David Edelsohn <edelsohn@mhpcc.edu>
219 * rs6000.c (rs6000_output_load_toc_table): Use ld for 64-bit.
220 (output_toc): Use single TOC slot or llong minimal-toc for DFmode
221 and DImode 64-bit. Use llong for minimal-toc SFmode and
222 SYMBOL_REF / LABEL_REF 64-bit.
223 (output_function_profiler): Use llong for profiler label and ld to
224 load 64-bit label address.
226 Wed Aug 19 17:52:27 1998 Nick Clifton (nickc@cygnus.com)
228 * config/arm/thumb.md (extendqisi2_insn): Cope with REG +
231 Wed Aug 19 14:13:31 PDT 1998 Jeff Law (law@cygnus.com)
233 * version.c: Bump for snapshot.
235 Wed Aug 19 13:10:30 PDT 1998 Jeff Law (law@cygnus.com)
237 * version.c: Bump for snapshot.
239 Wed Aug 19 13:06:47 1998 Jason Merrill <jason@yorick.cygnus.com>
241 * collect2.c (extract_init_priority): Use atoi instead of strtoul.
243 Wed Aug 19 13:51:35 1998 Hans-Peter Nilsson <hp@axis.se>
245 * tm.texi (Misc): Fix typo "teh".
247 * tm.texi (PIC): Fix typo "PPIC".
249 * tm.texi (Caller Saves): Say that DEFAULT_CALLER_SAVES has no
250 effect when -O2 and higher.
251 * invoke.texi (Optimize Options): Likewise for -fcaller-saves.
253 1998-08-19 Michael Hayes <michaelh@ongaonga.chch.cri.nz>
255 * regclass.c: Changed register set documentation to be consistent
258 * final.c (final_start_function) Removed redundant test for
261 Wed Aug 19 13:28:41 1998 Mark Mitchell <mark@markmitchell.com>
263 * rtl.h (rtx_function): New type.
264 (for_each_rtx): New function.
265 * rtlanal.c (for_each_rtx): Define it.
267 * recog.c (change_t): New type.
268 (change_objects, change_old_codes, change_locs, change_olds):
270 (changes): New variable.
271 (validate_change): Dynamically allocate room for more changes, if
272 necessary. Uses changes array instead of change_objects, etc.
273 (apply_change_group): Use changes array instead of
276 * loop.c (loop_mem_info): New type.
277 (loop_mems): New variable.
278 (loop_mems_idx): Likewise.
279 (looop_mems_allocated): Likewise.
280 (scan_loop): Remove nregs parameter.
281 (next_insn_in_loop): New function.
282 (load_mems_and_recount_loop_regs_set): Likewise.
283 (load_mems): Likewise.
284 (insert_loop_mem): Likewise.
285 (replace_loop_mem): Likewise.
286 (replace_label): Likewise.
287 (INSN_IN_RANGE_P): New macro.
288 (loop_optimize): Don't pass max_reg_num() to scan_loop.
289 (scan_loop): Remove nregs parameter, compute it after any new
290 registers are created by load_mems. Use INSN_IN_RANGE_P and
291 next_insn_in_loop rather than expanding them inline. Call
292 load_mems to load memory into pseudos, if appropriate.
293 (prescan_loop): Figure out whether or not there are jumps from the
294 loop to targets other than the label immediately following the
295 loop. Call insert_loop_mem to notice all the MEMs used in the
296 loop, if it could be safe to pull MEMs into REGs for the duration
298 (strength_reduce): Use next_insn_in_loop. Tweak comments.
300 Wed Aug 19 08:29:44 1998 Richard Earnshaw (rearnsha@arm.com)
302 * arm.c (arm_override_options): Remove lie about ignoring PIC flag.
304 Wed Aug 19 07:08:15 1998 David S. Miller <davem@pierdol.cobaltmicro.com>
306 * config/sparc/sparc.c (finalize_pic): Check for the correct
307 nonlocal_goto_receiver UNSPEC number.
308 * config/sparc/sparc.md (nonlocal_goto_receiver): Add comment
309 making note of this dependency existing in sparc.c
310 (negtf2_notv9 split): Give NEG SFmode.
311 (negsf2): Fix insn output string.
313 Tue Aug 18 12:40:27 1998 Richard Henderson <rth@cygnus.com>
315 * c-common.c (decl_attributes): Issue an error if the argument
316 to alias is not a string.
318 Tue Aug 18 10:33:30 1998 Jeffrey A Law (law@cygnus.com)
320 * haifa-sched.c (sched_analyze): Put all JUMP_INSNs on the last
321 pending memory flush list.
323 * combine.c (can_combine_p): Allow combining insns with REG_RETVAL
325 (try_combine): Allow combining insns with REG_LIBCALL notes.
327 * expr.c (emit_block_move): Do not call memcpy as a libcall
328 instead build up a CALL_EXPR and call it like any other
330 (clear_storage): Similarly for memset.
332 * regmove.c (fixup_match_2): Do not call reg_overlap_mentioned_p
335 * Makefile.in (cplus-dem.o): Provide explicit rules for building
338 * regmove.c (optimize_reg_copy_1): Update REG_N_CALLS_CROSSED
339 and REG_LIVE_LENGTH as successful substitutions are made.
341 Tue Aug 18 07:15:27 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
343 * config/sparc/sparc.c (ultra_find_type): Add empty semicolon
344 statement after end of loop label.
346 Tue Aug 18 07:13:27 1998 David S. Miller <davem@pierdol.cobaltmicro.com>
348 * config/sparc/sparc.c (ultra_types_avail): New variable.
349 (ultra_build_types_avail): New function to record mask of insn
350 types in ready list at this cycle.
351 (ultrasparc_sched_reorder): Call it.
352 (ultra_find_type): Use it to quicken the search. Also simplif
353 dependency check, don't use rtx_equal_p because we know exactly
354 what we are looking for.
356 Tue Aug 18 03:20:53 1998 Richard Earnshaw (rearnsha@arm.com)
358 * arm.h (SECONDARY_INPUT_RELOAD_CLASS): Return NO_REGS if compiling
361 Mon Aug 17 21:26:38 1998 David S. Miller <davem@pierdol.cobaltmicro.com>
363 * config/sparc/sparc.md (sltu, sgeu): Don't FAIL, call
365 (movsf_const_intreg, movsf_const_high, movsf_const_lo,
366 movdf_const_intreg and helper splits): New patterns to move float
367 constants into integer registers.
368 (negtf2, negdf2, abstf2, absdf2): Rework using new patterns and
371 Mon Aug 17 11:46:19 1998 Jeffrey A Law (law@cygnus.com)
374 * tree.c (build_index_type): Copy TYPE_SIZE_UNIT from sizetype
376 * c-decl.c (finish_enum): Copy TYPE_SIZ_UNIT from enumtype to tem.
378 * rs6000.c (secondary_reload_class): For TARGET_ELF, indicate that
379 a BASE_REGS register is needed as an intermediate when copying
380 a symbolic value into any register class other than BASE_REGS.
382 * expr.c (move_by_pieces): No longer static. Remove prototype.
383 * rtl.h (move_by_pieces): Add extern prototype.
384 * mips.c (expand_block_move): Handle aligned straight line copy by
385 calling move_by_pieces.
387 * expr.c (expand_expr): Allow assignments from TImode PARM_DECLs
390 Mon Aug 17 10:28:52 1998 Mark Mitchell <mark@markmitchell.com>
392 * stmt.c (expand_end_loop): Tidy. Allow unconditional
393 jumps out of the loop to be treated as part of the exit test.
395 Mon Aug 17 10:06:11 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
396 Jeff Law <law@cygnus.com>
398 * Makefile.in (cplus-dep.o): Use cplus-dem.c from libiberty.
399 * cplus-dem.c: Delete.
401 * Makefile.in (fold-const.o): depend on $(RTL_H).
403 * fold-const.c: Include rtl.h to get the prototype for
404 `set_identifier_local_value'.
406 * loop.c (express_from_1): Remove unused variable `tmp'.
407 (combine_givs): cast the first argument of bzero to char *.
409 * toplev.c (display_help): Remove unused variable `looking_for_start'.
411 * c-decl.c (init_decl_processing): Remove unneeded &.
413 * alpha.h (alpha_initialize_trampoline): Provide prototype.
415 * except.c (set_exception_lang_code, set_exception_version_code):
416 Change parameter from `short' to `int' to avoid using a gcc
419 * except.h (set_exception_lang_code, set_exception_version_code):
420 Likewise for prototypes.
422 * flow.c (count_reg_references): Remove unused variables `regno'
425 * gcse.c (hash_scan_insn): Declare parameter `in_libcall_block'.
427 * prefix.c (translate_name): Cast the result of `alloca'.
429 * varray.h (VARRAY_FREE): Reimplement as a `do-while(0)' statement.
431 Mon Aug 17 09:23:42 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
433 * config/m68k/m68k.c: Include "system.h" instead of <stdio.h>.
435 (valid_dbcc_comparison_p): Mark mode argument as unused.
436 (symbolic_operand): Likewise.
437 (legitimize_pic_address): Likewise.
438 (const_uint32_operand): Likewise.
439 (const_sint32_operand): Likewise.
440 * sched.c [!INSN_SCHEDULING]: Define only dummy function
441 schedule_insns and comment out rest of file.
443 * m68k.c (output_move_simode_const): Use subl to move a zero into an
445 (output_move_[hq]imode): Likewise.
447 Mon Aug 17 09:15:47 1998 Jeffrey A Law (law@cygnus.com)
449 * toplev.c (main): Enable -fstrict-aliasing for -O2 and above.
450 * invoke.texi: Corresponding changes.
452 Mon Aug 17 02:03:55 1998 Richard Henderson <rth@cygnus.com>
454 * regclass.c (allocate_reg_info): Respect MIN when clearing data.
456 Sun Aug 16 17:37:06 1998 David S. Miller <davem@pierdol.cobaltmicro.com>
458 * config/sparc/sparc.c (ultra_code_from_mask,
459 ultra_cmove_results_ready_p, ultra_fpmode_conflict_exists,
460 ultra_find_type, ultra_schedule_insn, ultra_flush_pipeline,
461 ultrasparc_sched_init, ultrasparc_variable_issue,
462 ultra_rescan_pipeline_state, ultrasparc_sched_reorder): New
463 functions to describe UltraSPARC pipeline exactly to Haifa.
464 (ultrasparc_adjust_cost): Indicate IMUL type insns have zero cost,
465 as there is nothing the scheduler can do about it. Indicate that
466 REG_DEP_OUTPUT's collide. Fixup formatting.
467 * config/sparc/sparc.h (RTX_COSTS): Fixup integer multiply and
468 divide costs on Ultra for DImode.
469 (MD_SCHED_INIT, MD_SCHED_REORDER, MD_SCHED_VARIABLE_ISSUE):
471 * config/sparc/sparc.md (ieu_unnamed function unit): Rename to
472 ieuN and add call_no_delay_slot to type list.
473 (cti function unit): New unit for branches on UltraSPARC.
474 (subx/addx insns): Set type to misc.
475 (sidi zero/sign extension insns on arch64): Set type to shift.
476 (sign_extendhidi2_insn): Set type to sload.
478 Sun Aug 16 13:52:00 1998 David Edelsohn <edelsohn@mhpcc.edu>
480 * rs6000.c (rs6000_stack_info): Use if == 0 for sizes.
481 (output_epilog): Use if != 0 for offset.
482 (rs6000_fatal_bad_address): Prepare for Intl.
483 * rs6000.h (rs6000_fatal_bad_address): Declare.
484 * rs6000.md (movsfcc, movdfcc): Use else if.
485 (elf_high): Use {liu|lis}.
486 (elf_low): Use {cal|la}. Remove %a template from old mnemonics.
487 (movsi): Use rs6000_fatal_bad_address.
489 Sun Aug 16 01:53:21 1998 Richard Henderson <rth@cygnus.com>
491 * reload.c (find_equiv_reg): Reject equivalences separated
492 by a volatile instruction.
494 Sun Aug 16 00:21:44 1998 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
496 * rs6000/linux.h (CPP_OS_DEFAULT_SPEC): Define.
498 Sat Aug 15 20:51:35 1998 Richard Henderson <rth@cygnus.com>
500 * alpha.md (movsicc): Fix mode mismatch.
502 Sat Aug 15 20:22:33 1998 H.J. Lu (hjl@gnu.org)
504 * config/alpha/alpha.h (ASM_OUTPUT_MI_THUNK): Handle aggregated
506 * config/alpha/win-nt.h (ASM_OUTPUT_MI_THUNK): Likewise.
508 Sat Aug 15 08:39:49 1998 David S. Miller <davem@pierdol.cobaltmicro.com>
510 * config/sparc/sparc.md (movsi_lo_sum_pic_label_reg): Remove
511 write-only modifier from operand 1 constraint.
513 Sat Aug 15 06:28:19 1998 David S. Miller <davem@pierdol.cobaltmicro.com>
515 * config/sparc/sparc.c (sparc_emit_set_const64_quick1): If
516 emitting a XOR of -1 at the end, emit a NOT instead for combine's
518 (sparc_emit_set_const64): Likewise, also when computing trailing
519 bits do not negate low_bits and make fast_int an int.
521 Fri Aug 14 21:07:03 1998 Jeffrey A Law (law@cygnus.com)
523 * loop.c (add_label_notes): Do not ignore references to labels
524 before dispatch tables. Mirrors Apr 8 change to mark_jump_label.
525 * gcse.c (add_label_notes): Similarly.
527 * pa.h (ASM_OUTPUT_MI_THUNK): Strip name encoding.
529 * m68k.md (adddi_dilshr32): One of the operands must be a register.
530 (adddi_dishl32): Similarly.
532 Fri Aug 14 14:12:59 1998 Jason Merrill <jason@yorick.cygnus.com>
534 * i386.h (MODES_TIEABLE_P): Reorganize to shut up warnings.
535 * alias.c (memrefs_conflict_p): Add braces to shut up warnings.
536 * cse.c (cse_basic_block): Add parens to shut up warnings.
538 Fri Aug 14 12:58:21 1998 David S. Miller <davem@pierdol.cobaltmicro.com>
540 * config/sparc/sparc.c (sparc_emit_set_const64_quick2,
541 sparc_emit_set_const64_longway, const64_is_2insns,
542 create_simple_focus_bits, sparc_emit_set_const64): Fix more bugs
543 in 64-bit constant formation.
544 * config/sparc/sparc.md (snesi_zero_extend split): Generate
545 rtl for addx not subx.
546 (define_insn movdi_const64_special): Make available even when
547 HOST_BITS_PER_WIDE_INT is not 64.
548 (movdi_lo_sum_sp64_cint, movdi_high_sp64_cint): Remove.
549 (losum_di_medlow, sethm, setlo): Make op2 symbolic_operand.
550 (cmp_siqi_trunc_set, cmp_diqi_trunc_set): Encapsulate both
551 instances of operand 1 inside a QI subreg.
552 (xordi3_sp64_dbl): Remove '%' constraint for op1.
553 (one_cmpldi2_sp64): Fix output string.
554 (one_cmplsi2_not_liveg0): Rewrite to remove unneeded extra
556 (unnamed arch64 ashift DI): Truncate shift count if greater than
559 Fri Aug 14 21:52:53 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
561 * expr.c (store_expr): Don't optimize away load-store pair
562 when either source or destination have a side effect.
564 Fri Aug 14 16:50:10 1998 John Carr <jfc@mit.edu>
566 * genrecog.c (add_to_sequence): Fatal error if the modes of the
567 operands of SET are incompatible.
569 * alpha.md: Fix max and min patterns so modes of SET operands match.
571 Fri Aug 14 12:22:55 1998 Ian Lance Taylor <ian@cygnus.com>
573 * configure.in: Avoid [[ by using test and changequote.
574 * configure: Rebuild.
576 Fri Aug 14 01:22:31 1998 David S. Miller <davem@pierdol.cobaltmicro.com>
578 * rtl.def (CONSTANT_P_RTX): Fix typo in string name.
580 * config/sparc/sparc.md (seqdi_special_trunc, snedi_special_trunc,
581 seqsi_special_extend, snesi_special_extend, snesi_zero_extend and
582 split, snedi_zero_trunc and split, seqsi_zero_extend and split,
583 seqdi_zero_trunc and split, pic_lo_sum_di, pic_sethi_di,
584 movdi_cc_sp64_trunc, movdi_cc_reg_sp64_trunc, addx_extend_sp32 and
585 split, addx_extend_sp64, subx_extend_sp64, subx_extend and split):
586 Fix mismatching modes in SET operands.
587 (conditional move patterns): Fix formatting.
588 (unnamed subx arch64 pattern): Remove duplicate insn.
590 Fri Aug 14 00:34:34 1998 David S. Miller <davem@pierdol.cobaltmicro.com>
592 * config/sparc/sparc.c (const64_operand, const64_high_operand):
593 Get it right when HOST_BITS_PER_WIDE_INT is not 64.
594 (input_operand): Fixup test for what we accept for constant
596 (sparc_emit_set_const32, sparc_emit_set_symbolic_const64): Give
598 (safe_constDI): Remove.
599 (sparc_emit_set_safe_HIGH64, gen_safe_SET64, gen_safe_OR64,
600 gen_safe_XOR64): New functions.
601 (sparc_emit_set_const64_quick1, sparc_emit_set_const64_quick2,
602 sparc_emit_set_const64_longway, sparc_emit_set_const64): Use
604 * config/sparc/sparc.md (define_insn xordi3_sp64_dbl): Only make
605 available when HOST_BITS_PER_WIDE_INT is not 64.
606 (define_insn movdi_sp64_dbl, movdi_const64_special): Likewise and
607 move before movdi_insn_sp64 pattern.
608 (define_insn movdi_lo_sum_sp64_dbl, movdi_high_sp64_dbl): Remove.
609 (define_insn sethi_di_medlow, seth44, setm44, sethh): Use
610 symbolic_operand as predicate for second operand.
611 (DImode minus split on arch32, negsi2 expander, one_cmplsi2
612 expander): Give set VOIDmode.
614 Fri Aug 14 01:45:06 1998 Mumit Khan <khan@xraylith.wisc.edu>
616 * i386/cygwin32 (DEFAULT_PCC_STRUCT_RETURN): Define.
618 Fri Aug 14 01:40:21 1998 Geoffrey Keating <geoffk@ozemail.com.au>
620 * rs6000/linux.h (LINK_SPEC): Pass -G args to the linker.
622 Fri Aug 14 01:23:23 1998 Richard Earnshaw (rearnsha@arm.com)
624 * arm/netbsd.h (TARGET_DEFAULT): Default includes software floating
626 (CPP_FLOAT_DEFAULT_SPEC): Re-define accordingly.
628 Fri Aug 14 01:19:08 1998 Robert Lipe <robertl@dgii.com>
630 * install.texi: Various SCO OpenServer tweaks.
632 Thu Aug 13 20:14:40 1998 Jim Wilson <wilson@cygnus.com>
634 * reload1.c (eliminate_regs_in_insn): Handle another case when
635 eliminating the frame pointer to the hard frame pointer. Add
636 missing ep->to_rtx check to one existing case.
638 * mips/mips.md (movhi_internal2+2): Fix typo mem:SI -> mem:HI.
640 Thu Aug 13 17:08:11 1998 Jason Merrill <jason@yorick.cygnus.com>
642 * tree.h: De-conditionalize init_priority code.
644 * mips.h (NM_FLAGS): Change from -Bp to -Bn.
645 * collect2.c (NM_FLAGS): Change from -p to -n.
647 * configure.in: Turn on collect2 for mipstx39-elf.
648 Handle use_collect2=no properly.
650 * c-common.c: De-conditionalize init_priority code.
651 * collect2.c (extract_init_priority, sort_ids): New fns.
652 (main): Call sort_ids.
653 Move sequence_number to file scope.
655 * configure.in: Handle --enable-init-priority.
656 * c-common.c (attrs): Add A_INIT_PRIORITY.
657 (init_attributes, decl_attributes): Likewise.
658 * tree.h (DEFAULT_INIT_PRIORITY, MAX_INIT_PRIORITY): New macros.
659 * tree.c (get_file_function_name_long): Split out...
660 (get_file_function_name): ...from here.
662 Thu Aug 13 16:09:53 1998 Martin von Loewis <loewis@informatik.hu-berlin.de>
664 * expr.c (safe_from_p): Change code to ERROR_MARK only when not
667 Thu Aug 13 15:24:48 1998 Jason Merrill <jason@yorick.cygnus.com>
669 * toplev.c (display_help): Add braces to shut up warnings.
670 * tree.c (simple_cst_equal): Likewise.
672 * fold-const.c (non_lvalue): Don't deal with null pointer
674 (fold, case COMPOUND_EXPR): Wrap a constant 0 in a NOP_EXPR.
676 * c-typeck.c (initializer_constant_valid_p): Allow conversion of 0
677 of any size to a pointer.
679 Thu Aug 13 12:53:13 1998 Jim Wilson <wilson@cygnus.com>
681 * i386/winnt.c (i386_pe_asm_file_end): Check TREE_SYMBOL_REFERENCED.
683 Wed Aug 12 17:25:18 1998 Jeffrey A Law (law@cygnus.com)
685 * mn10300.c (REG_SAVE_BYTES): Only reserve space for registers
687 * mn10300.md (prologue insn): Only save registers which need saving.
688 (epilogue insn): Similarly.
690 * mn10300.c, mn10300.h, mn10300.md: Remove "global zero register"
693 Wed Aug 12 12:39:16 1998 Gavin Romig-Koch <gavin@cygnus.com>
695 * mips/mips.h (ENCODE_SECTION_INFO): Set SYMBOL_REF_FLAG for
696 VAR_DECL's in gp addressable sections.
698 Tue Aug 11 23:02:31 1998 John Carr <jfc@mit.edu>
700 * sparc.c: Change return <exp> to <exp>; return; in functions
702 * sparc.md: Add empty semicolon statement after final label in
705 Tue Aug 11 22:42:01 1998 David S. Miller <davem@pierdol.cobaltmicro.com>
707 * config/sparc/sparc.md (define_insn addx_extend): Rename to
708 addx_extend_sp64, only allow when TARGET_ARCH64.
709 (define_insn addx_extend_sp32 and split): Version that works when
711 (define_insn subx_extend): Likewise.
712 (define_split adddi3 and subdi3 with zero extension): Fixup and
713 correct bugs when not TARGET_ARCH64.
715 Tue Aug 11 16:04:34 1998 John Carr <jfc@mit.edu>
717 * except.c (set_exception_lang_code, set_exception_version_code):
718 Use prototype-style definition if __STDC__, to match declaration
721 * genemit.c: Change FAIL and DONE macros not to use loops.
723 Tue Aug 11 12:27:03 1998 Jim Wilson <wilson@cygnus.com>
725 * dwarf2out.c (ASM_OUTPUT_DWARF_ADDR_CONST): Use
726 ASM_OUTPUT_DWARF2_ADDR_CONST if defined.
728 * mips/mips.md (reload_outsi): Use M16_REG_P when TARGET_MIPS16.
730 Tue Aug 11 18:12:53 1998 Dave Love <d.love@dl.ac.uk>
732 * README.g77: Update from Craig.
734 Tue Aug 11 04:46:01 1998 David S. Miller <davem@pierdol.cobaltmicro.com>
736 * config/sparc/sparc.c (sparc_emit_set_const32): INTVAL is of
738 (safe_constDI sparc_emit_set_const64_quick1,
739 sparc_emit_set_const64_quick2, sparc_emit_set_const64_longway,
740 analyze_64bit_constant, const64_is_2insns,
741 create_simple_focus_bits): Fix some bugs when compiled on real
743 (function_arg_record_value_3, function_arg_record_value_2,
744 function_arg_record_value): Add fully prototyped forward decls.
745 * config/sparc/sparc.md (define_insn cmpsi_insn_sp32): Rename back
746 to cmpsi_insn and use on both 64 and 32 bit targets.
747 (define_insn cmpsi_insn_sp64): Remove.
748 (define_expand zero_extendsidi2): Allow for 32-bit target too.
749 (define_insn zero_extendsidi2_insn): Rename to
750 zero_extendsidi2_insn_sp64.
751 (define_insn zero_extendsidi2_insn_sp32): New pattern and
752 assosciated forced split for it.
754 * config/sparc/sparc.c (const64_operand, const64_high_operand):
756 * config/sparc/sparc.h: Declare them.
757 (PREDICATE_CODES): Add them.
758 * config/sparc/sparc.md (movdi_lo_sum_sp64_dbl,
759 movdi_high_sp64_dbl, xordi3_sp64_dbl): Use them.
761 Mon Aug 10 22:57:24 1998 John Carr <jfc@mit.edu>
763 * config/sparc/sparc.md (define_insn jump): Output ba,pt not b,pt
764 in v9 case as the latter makes the Solaris assembler crash.
766 Mon Aug 10 22:39:09 1998 David S. Miller <davem@pierdol.cobaltmicro.com>
768 * config/sparc/sparc.c (input_operand): Do not accept a LO_SUM MEM
769 for TFmode when !v9. We require offsettable memory addresses.
770 * config/sparc/sparc.h (ALTER_HARD_SUBREG): Handle TFmode to
771 DFmode register number conversions.
772 * config/sparc/sparc.md (define_split DFmode moves): If register
773 is a SUBREG do alter_subreg on it before using.
774 (define_expand movtf): Fixup comment about alignment on v9.
775 (define_split TFmode moves): Don't use gen_{high,low}part, create
776 explicit SUBREGs instead.
778 Mon Aug 10 19:02:55 1998 John Carr <jfc@mit.edu>
780 * Makefile.in (mbchar.o): Depend on mbchar.c.
782 Mon Aug 10 04:28:13 1998 David S. Miller <davem@pierdol.cobaltmicro.com>
783 Richard Henderson <rth@cygnus.com>
785 Rewrite Sparc backend for better code generation and
786 improved sparc64 support.
787 * config/sparc/sp64-elf.h: Set JUMP_TABLES_IN_TEXT_SECTION to
789 * config/sparc/sysv4.h: Likewise.
790 * config/sparc/sparc.c (v8plus_regcmp_p, sparc_operand,
791 move_operand, v8plus_regcmp_op, emit_move_sequence,
792 singlemove_string, doublemove_string, mem_aligned_8,
793 output_move_double, output_move_quad, output_fp_move_double,
794 move_quad_direction, output_fp_move_quad, output_scc_insn):
796 (small_int_or_double): New predicate.
797 (gen_compare_reg): Remove TARGET_V8PLUS cmpdi_v8plus emission.
798 (legitimize_pic_address): Emit movsi_{high,lo_sum}_pic instead of
799 old pic_{sethi,lo_sum}_si patterns.
800 (mem_min_alignment): New generic function to replace
801 mem_aligned_8, which uses REGNO_POINTER_ALIGN information when
802 available and can test for arbitrary alignments. All callers
804 (save_regs, restore_regs, build_big_number,
805 output_function_prologue, output_cbranch, output_return,
806 sparc_flat_save_restore, sparc_flat_output_function_prologue,
807 sparc_flat_output_function_epilogue): Prettify
809 (output_function_epilogue): Likewise and add code to output
810 deferred case vectors.
811 (output_v9branch): Likewise, add new arg INSN and use it to tack
812 on branch prediction settings. All callers changed.
813 (print_operand): Likewise and output %l44 for LO_SUMs when
815 (sparc_splitdi_legitimate): New function to make sure DImode
816 splits can be run properly when !arch64.
817 (sparc_initialize_trampoline, sparc64_initialize_trampoline):
818 Reformat example code in comments.
819 (set_extends): Remove UNSPEC/v8plus_clear_high case.
820 (sparc_addr_diff_list, sparc_addr_list): New statics to keep track
821 of deferred case vectors we need to output.
822 (sparc_defer_case_vector): Record a case vector.
823 (sparc_output_addr_vec, sparc_output_addr_diff_vec,
824 sparc_output_deferred_case_vectors): New functions to output them.
825 (sparc_emit_set_const32): New function to form 32-bit constants in
826 registers when that requires more than one instruction.
827 (safe_constDI, sparc_emit_set_const64_quick1,
828 sparc_emit_set_const64_quick2, sparc_emit_set_const64_longway,
829 analyze_64bit_constant, const64_is_2insns,
830 create_simple_focus_bits, sparc_emit_set_const64): New functions
831 which do the same for 64-bit constants when arch64.
832 (sparc_emit_set_symbolic_const64): New function to emit address
833 loading for all code models on v9.
834 * config/sparc/sparc.h (CONDITIONAL_REGISTER_USAGE): Do not make
835 %g1 fixed when arch64, unfix %g0 when TARGET_LIVE_G0.
836 (ALTER_HARD_SUBREG): Fix thinko, return REGNO + 1 not 1.
837 (SECONDARY_INPUT_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS): Fix
838 inaccuracies in comments, add symbolic and text_segment operands
839 when TARGET_CM_MEDANY and TARGET_CM_EMBMEDANY respectively. Use
840 GENERAL_REGS in these cases as a temp REG is needed to load these
841 addresses into a register properly.
842 (EXTRA_CONSTRAINT): Document more accurately, remove Q case as it
844 (GO_IF_LEGITIMATE_ADDRESS): Allow TFmode for LO_SUM on v9 since fp
845 quads are guarenteed to have 16-byte alignment.
846 (LEGITIMIZE_ADDRESS): For SYMBOL_REF, CONST, and LABEL_REF use
847 copy_to_suggested_reg instead of explicit LO_SUM and HIGH.
848 (ASM_OUTPUT_ADDR_VEC, ASM_OUTPUT_ADDR_DIFF_VEC): New macros for
849 deferred case vector implementation.
850 (ASM_OUTPUT_ADDR_VEC_ELT): Use fputc to output newline.
851 (ASM_OUTPUT_ADDR_DIFF_ELT): Parenthesize LABEL in macro calls.
852 Generate "internal label - label" instead of "label - 1b".
853 (PRINT_OPERAND_ADDRESS): For LO_SUM use %l44 on TARGET_CM_MEDMID.
854 (PREDICATE_CODES): Remove sparc_operand, move_operand,
855 v8plus_regcmp_op. Add small_int_or_double, input_operand, and
857 (doublemove_string, output_block_move, output_fp_move_double,
858 output_fp_move_quad, output_move_double, output_move_quad,
859 output_scc_insn, singlemove_string, mem_aligned_8, move_operand,
860 sparc_operand, v8plus_regcmp_op, v8plus_regcmp_p): Remove externs.
861 (sparc_emit_set_const32, sparc_emit_set_const64,
862 sparc_emit_set_symbolic_const64, input_operand, zero_operand,
863 mem_min_alignment, small_int_or_double): Add externs.
864 * config/sparc/sparc.md: Document the many uses of UNSPEC and
865 UNSPEC_VOLATILE in this backend.
866 (define_function_unit ieu): Rename to ieu_unnamed. Add move and
867 unary to types which execute in it.
868 (define_function_unit ieu_shift): Rename to ieu0.
869 (define_function_unit ieu1): New, executes compare, call, and
870 uncond_branch type insns.
871 (define_function_units for type fdivs, fdivd, fsqrt): These
872 execute in the fpu multiply unit not the adder on UltraSparc.
873 (define_expand cmpdi): Disallow TARGET_V8PLUS.
874 (define_insn cmpsi_insn): Rename to cmpsi_insn_sp32.
875 (define_insn cmpsi_insn_sp64): New, same as sp32 variant except it
876 allows the arith_double_operand predicate and rHI constraint when
878 (define_insn cmpdi_sp64, cmpsf_fpe, cmpdf_fpe, cmptf_fpe,
879 cmpsf_fp, cmpdf_fp, cmptf_fp, sltu_insn, neg_sltu_insn,
880 neg_sltu_minux_x, neg_sltu_plus_x, sgeu_insn, neg_sgeu_insn,
881 sltu_plus_x, sltu_plus_x, sltu_plus_x_plus_y, x_minus_sltu,
882 sgeu_plus_x, x_minus_sgeu, movqi_cc_sp64, movhi_cc_sp64,
883 movsi_cc_sp64, movdi_cc_sp64, movsf_cc_sp64, movdf_cc_sp64,
884 movtf_cc_sp64, movqi_cc_reg_sp64, movhi_cc_reg_sp64,
885 movsi_cc_reg_sp64, movdi_cc_reg_sp64, movsf_cc_reg_sp64,
886 movdf_cc_reg_sp64, movtf_cc_reg_sp64, zero_extendhisi2_insn,
887 cmp_siqi_trunc, cmp_siqi_trunc_set, sign_extendhisi2_insn,
888 sign_extendqihi2_insn, sign_extendqisi2_insn,
889 sign_extendqidi2_insn, sign_extendhidi2_insn,
890 extendsfdf2, extendsftf2, extenddftf2, truncdfsf2, trunctfsf2,
891 trunctfdf2, floatsisf2, floatsidf2, floatsitf2, floatdisf2,
892 floatdidf2, floatditf2, fix_truncsfsi2, fix_truncdfsi2,
893 fix_trunctfsi2, fix_truncsfdi2, fix_truncdfdi2, fix_trunctfdi2,
894 adddi3_sp64, addsi3, cmp_ccx_plus, cmp_cc_plus_set, subdi_sp64,
895 subsi3, cmp_minus_ccx, cmp_minus_ccx_set, mulsi3, muldi3,
896 muldi3_v8plus, cmp_mul_set, mulsidi3, mulsidi3_v8plus,
897 const_mulsidi3_v8plus, mulsidi3_sp32, const_mulsidi3,
898 smulsi3_highpart_v8plus, unnamed subreg mult,
899 const_smulsi3_highpart_v8plus, smulsi3_highpart_sp32,
900 const_smulsi3_highpart, umulsidi3_v8plus, umulsidi3_sp32,
901 const_umulsidi3, const_umulsidi3_v8plus, umulsi3_highpart_v8plus,
902 const_umulsi3_highpart_v8plus, umulsi3_highpart_sp32,
903 const_umulsi3_highpart, divsi3, divdi3, cmp_sdiv_cc_set, udivsi3,
904 udivdi3, cmp_udiv_cc_set, smacsi, smacdi, umacdi, anddi3_sp64,
905 andsi3, and_not_di_sp64, and_not_si, iordi3_sp64, iorsi3,
906 or_not_di_sp64, or_not_si, xordi3_sp64, xorsi3, xor_not_di_sp64,
907 xor_not_si, cmp_cc_arith_op, cmp_ccx_arith_op,
908 cmp_cc_arith_op_set, cmp_ccx_arith_op_set, cmp_ccx_xor_not,
909 cmp_cc_xor_not_set, cmp_ccx_xor_not_set, cmp_cc_arith_op_not,
910 cmp_ccx_arith_op_not, cmp_cc_arith_op_not_set,
911 cmp_ccx_arith_op_not_set, negdi2_sp64, cmp_cc_neg, cmp_ccx_neg,
912 cmp_cc_set_neg, cmp_ccx_set_neg, one_cmpldi2_sp64, cmp_cc_not,
913 cmp_ccx_not, cmp_cc_set_not, cmp_ccx_set_not, addtf3, adddf3,
914 addsf3, subtf3, subdf3, subsf3, multf3, muldf3, mulsf3,
915 muldf3_extend, multf3_extend, divtf3, divdf3, divsf3, negtf2,
916 negdf2, negsf2, abstf2, absdf2, abssf2, sqrttf2, sqrtdf2, sqrtsf2,
917 ashlsi3, ashldi3, unnamed DI ashift, cmp_cc_ashift_1,
918 cmp_cc_set_ashift_1, ashrsi3, ashrdi3, unnamed DI ashiftrt,
919 ashrdi3_v8plus, lshrsi3, lshrdi3, unnamed DI lshiftrt,
920 lshrdi3_v8plus, tablejump_sp32, tablejump_sp64, call_address_sp32,
921 call_symbolic_sp32, call_address_sp64, call_symbolic_sp64,
922 call_address_struct_value_sp32, call_symbolic_struct_value_sp32,
923 call_address_untyped_struct_value_sp32,
924 call_symbolic_untyped_struct_value_sp32, call_value_address_sp32,
925 call_value_symbolic_sp32, call_value_address_sp64,
926 call_value_symbolic_sp64, branch_sp32, branch_sp64,
927 flush_register_windows, goto_handler_and_restore,
928 goto_handler_and_restore_v9, goto_handler_and_restore_v9_sp64,
929 flush, all ldd/std peepholes, return_qi, return_hi, return_si,
930 return_addsi, return_di, return_adddi, return_sf, all call+jump
931 peepholes, trap, unnamed trap insns): Prettify output strings.
932 (define_insn anddi3_sp32, and_not_di_sp32, iordi3_sp32,
933 or_not_di_sp32, xordi3_sp32, xor_not_di_sp32, one_cmpldi2):
934 Likewise and force + implement splits for integer cases.
935 (define_insn return_sf_no_fpu): Likewise and allow to match when
936 no-fpu because of our subreg SFmode splits.
937 (define_insn zero_extendqihi2, zero_extendqisi2_insn,
938 zero_extendqidi2_insn, zero_extendhidi2_insn,
939 zero_extendsidi2_insn, sign_extendsidi2_insn): Likewise and use
940 input_operand for second operand.
941 (cmp_minus_cc, cmp_minus_cc_set): Likewise and use
942 reg_or_0_operand for operand 2 so new splits can use it.
943 (cmp_zero_extendqisi2, cmp_zero_extendqisi2_set, cmp_cc_plus,
944 cmp_cc_xor_not): Likewise and don't forget to check TARGET_LIVE_G0
946 (cmp_zero_extract, cmp_zero_extract_sp64): Likewise and allow
947 CONST_DOUBLEs for operand 2.
948 (define_insn move_label_di): Likewise and label distance
949 optimization because it no longer works with new deferred case
950 vector scheme. To be revisited.
951 (define_insn x_minus_y_minus_sltu, x_minus_sltu_plus_y): Likewise
952 and allow reg_or_0_operand and J constraint for second operand.
953 (define_insn jump): Set branch predict taken on V9.
954 (define_insn tablejump): Emit LABEL_REF + PLUS memory address for
955 new deferred case vector scheme.
956 (define_insn pic_tablejump_32, pic_tablejump_64): Remove.
957 (define_insn negdi2_sp32): Force + implement splits.
958 (define_insn negsi2, one_cmplsi2): Rename to negsi2_not_liveg0 and
959 one_cmplsi2_not_liveg0 respectively, and create expander of original
960 names which emit special rtl for TARGET_LIVE_G0.
961 (define_insn cmpdi_v8plus, scc_si, scc_di): Remove.
962 (define_insn seq, sne, slt, sge, sle, sltu, sgeu): Don't do
963 gen_compare_reg, FAIL instead.
964 (define_insn sgtu, sleu): Likewise and check gen_s*() return
965 values when trying to reverse condition codes, if they FAIL then
967 (define_insn snesi_zero, neg_snesi_zero, snesi_zero_extend,
968 snedi_zero, neg_snedi_zero, snedi_zero_trunc, seqsi_zero,
969 neg_seqsi_zero, seqsi_zero_extend, seqdi_zero, neg_seqdi_zero,
970 seqdi_zero_trunc, x_plus_i_ne_0, x_minus_i_ne_0, x_plus_i_eq_0,
971 x_minus_i_eq_0): Add new splits to perform these multi-insn cases,
972 set output string to # to indicate they are mandatory splits.
973 (define_insn pic_lo_sum_si, pic_sethi_si, pic_lo_sum_di,
974 pic_sethi_di, move_pic_label_si): Remove.
975 (define_insn movsi_low_sum, movsi_high, movsi_lo_sum_pic,
976 movsi_high_pic, movsi_pic_label_reg): New patterns to take their
978 (define_expand movsi_pic_label_ref, define_insn
979 movsi_high_pic_label_ref, movsi_lo_sum_pic_label_ref): New
980 expander and insns to handle PIC label references and deferred
982 (define_insn get_pc_via_rdpc): Comment out as it is no longer
984 (define_expand movqi, movhi, movsi, movdi, movsf, movdf, movtf):
985 Rewrite to not use emit_move_sequence, make use of new constant
986 formation code, and new splits for all multi-insn cases.
987 (define_insn movqi_insn): Remove sethi case, it can never happen.
988 Use reg_or_zero_operand instead of const0_rtx explicit test,
989 use input_operand instead of move_operand for source, and use
990 general_operand now for dest.
991 (define_insn movhi_insn): Similar but leave sethi case.
992 (define_insn lo_sum_qi, store_qi, store_hi): Remove.
993 (define_insn sethi_hi lo_sum_hi): Rename to movhi_high and
994 movhi_lo_sum respectively, prettify output string.
995 (define_insn movsi_zero_liveg0): New pattern to put zero into a
996 register when needed on TARGET_LIVE_G0.
997 (define_insn movsi_insn): Use general_operand and input_operand
998 for dest and src respectively. Simplify applicability test.
999 Prettify output strings, and add clr alternative for J
1001 (define_insn movdi_sp32_v9, movdi_sp32, define_splits for
1002 deprecated std and reg-reg DI moves): Remove and...
1003 (define_insn movdi_insn_sp32, movdi_insn_sp64): Replace with new
1004 implementation which uses forced splits for all non-single insn
1006 (define_split DI move cases on !arch64): New splits to handle all
1007 situations of 64-bit double register DImode on 32bit, and
1008 unaligned registers and memory addresses for all subtargets.
1009 (define_insn movsf_const_insn, movdf_const_insn, store_sf):
1011 (define_insn movsf_insn, movsf_no_f_insn): Use general_operand and
1012 input_operand for dest and src respectively, prettify output
1014 (define_insn movdf_insn, movdf_no_e_insn, store_df,
1015 movtf_const_insn, movtf_insn, movtf_no_e_insn, store_tf): Remove
1017 (define_insn movdf_insn_sp32, movdf_no_e_insn_sp32,
1018 movdf_insn_sp64, movdf_no_e_insn_sp64, movtf_insn,
1019 movtf_no_e_insn_sp32, movtf_insn_hq_sp64, movtf_insn_sp64,
1020 movtf_no_e_insn_sp64) Replace with new
1021 implementation which uses forced splits for all non-single insn
1023 (define_split DF move cases): New splits in similar vein to DI
1025 (define_insn sethi_di_medlow, sethi_di_medium_pic,
1026 sethi_di_embmedany_data, sethi_di_embmedany_text, sethi_di_sp64,
1027 movdi_sp64_insn): Remove old v9 code model and constant loading
1029 (define_insn pic_lo_sum_di, pic_sethi_di,
1030 sethi_di_medlow_embmedany_pic, sethi_di_medlow, losum_di_medlow,
1031 seth44, setm44, setl44, sethh, setlm, sethm, setlo,
1032 embmedany_sethi, embmedany_losum, embmedany_brsum,
1033 embmedany_textuhi, embmedany_texthi, embmedany_textulo,
1034 embmedany_textlo, movdi_lo_sum_sp64_cint, movdi_lo_sum_sp64_dbl,
1035 movdi_high_sp64_cint, movdi_high_sp64_dbl): Replace with new
1036 scheme, using unspecs, secondary reloads, and one to one sparc
1037 insn to rtl insn mapping for better scheduling and code gen.
1038 (define_expand reload_indi, reload_outdi): Reload helpers for
1039 MEDANY and EMBMEDANY symbol address loading cases which require a
1041 (define_expand movsicc): Remove v8plus_regcmp cases.
1042 (define_insn movdi_cc_sp64_trunc, movdi_cc_reg_sp64_trunc,
1043 cmp_zero_extendqidi2, cmp_zero_extendqidi2_set, cmp_qidi_trunc,
1044 cmp_diqi_trunc_set): New patterns used by some of the new scc
1046 (define_insn xordi3_sp64_dbl): New pattern used for constant
1047 formation when crossing from 32-bit targets.
1048 (define_insn movsi_cc_reg_v8plus, v8plus_clear_high, and helper
1050 (define_insn addx, subx): Make visible and prettify.
1051 (define_insn adddi3_insn_sp32): Likewise and force split.
1052 (define_insn addx_extend, subx_extend, unnamed): New patterns for
1053 64bit scc split usage.
1054 (define_insn unnamed plusDI zero_extend, unnamed minusDI
1055 zero_extend, subdi3): Force and implement splits.
1057 * final.c (final_scan_insn): Don't output labels if target
1058 specifies ASM_OUTPUT_ADDR_{DIFF}_VEC. Do these macro operations
1061 * reorg.c (dbr_schedule): When taking on BR_PRED notes at the end,
1062 don't forget to walk inside SEQUENCESs too as these are what the
1063 delay slot scheduler will create.
1065 Mon Aug 10 01:21:01 1998 Richard Henderson <rth@cygnus.com>
1067 * alpha.md (extxl+1,+2): New patterns to work around
1070 Sat Aug 8 19:20:22 1998 Gary Thomas (gdt@linuxppc.org)
1072 * rs6000.c (rs6000_allocate_stack_space) Fix typo which
1073 caused bad assembly code to be generated.
1075 Sat Aug 8 18:53:28 1998 Jeffrey A Law (law@cygnus.com)
1077 * netbsd.h: Fix typo.
1079 Mon Aug 3 00:06:42 1998 Robert Lipe <robertl@dgii.com>
1081 * config.sub: Fix typo.
1083 Sun Aug 2 22:39:08 1998 Hans-Peter Nilsson <hp@axis.se>
1085 * invoke.texi (Environment Variables): Typo: Change "ascpects"
1087 (Running Protoize): Typo: Change "ther" into "other".
1089 Sun Aug 2 00:42:50 1998 Jeffrey A Law (law@cygnus.com)
1091 * i386/netbsd.h: Undo previous change to DWARF2_UNWIND_INFO.
1092 * m68k/netbsd.h: Likewise.
1093 * ns32k/netbsd.h: Likewise.
1094 * sparc/netbsd.h: Likewise.
1096 Sat Aug 1 17:59:30 1998 Richard Henderson <rth@cygnus.com>
1098 * ginclude/va-alpha.h (va_list): Use a typedef, not a define.
1099 * ginclude/va-clipper.h (va_list): Likewise.
1101 Fri Jul 31 20:22:02 1998 Michael Meissner <meissner@cygnus.com>
1103 * rs6000.c (rs6000_override_options): If big endian and -Os, use
1104 load/store multiple instructions unless user overrides.
1106 Fri Jul 31 17:08:59 1998 Jeffrey A Law (law@cygnus.com)
1108 * ns32k/netbsd.h: Fix typo.
1110 Fri Jul 31 10:23:55 1998 Doug Evans <devans@canuck.cygnus.com>
1112 * m32r/m32r.h (ASM_OUTPUT_SOURCE_LINE): Always output line number
1113 labels with .debugsym if no parallel insns.
1115 Thu Jul 30 19:15:53 1998 Richard Henderson <rth@cygnus.com>
1117 * alpha.md (fp cmp): Replicate patterns for ALPHA_TP_INSN.
1118 (fcmov): Remove ALPHA_TP_INSN patterns -- fcmov doesn't trap.
1120 Thu Jul 30 19:50:15 1998 David Edelsohn <edelsohn@mhpcc.edu>
1122 * rs6000/x-aix43 (AR_FOR_TARGET_FLAGS): Delete.
1123 (AR_FOR_TARGET): Define.
1125 Thu Jul 30 12:29:12 1998 Mark Mitchell <mark@markmitchell.com>
1127 * dyn-string.h: New file.
1128 * dyn-string.c: Likewise.
1129 * Makefile.in (OBJS): Add dyn-string.o.
1130 (dwarf2out.o): Add dyn-string.h dependency.
1131 (dyn-string.o): List dependencies.
1132 * dwarf2out.c: Include dyn-string.h.
1133 (ASM_NAME_TO_STRING): Use dyn_string_append, rather than strcpy.
1134 (addr_const_to_string): Take a dyn_string_t, not a char* as a
1135 prototype. Use dyn_string_append rather than strcat, throughout.
1136 (addr_to_string): Use dyn_string_t.
1138 Thu Jul 30 13:08:07 1998 Ken Raeburn <raeburn@cygnus.com>
1140 Function entry/exit profiling instrumentation:
1141 * expr.h (profile_function_entry_libfunc,
1142 profile_function_exit_libfunc): Declare new variables.
1143 * optabs.c: Define them here.
1144 (init_optabs): Initialize them.
1145 * tree.h (struct tree_decl): New flag
1146 no_instrument_function_entry_exit.
1147 (DECL_NO_INSTRUMENT_FUNCTION_ENTRY_EXIT): New accessor macro.
1148 * c-decl.c (duplicate_decls): Merge it.
1149 * c-common.c (enum attrs): New value A_NO_INSTRUMENT_FUNCTION.
1150 (init_attributes): Use it for "no_instrument_function".
1151 (decl_attributes): Handle it, for functions that have not yet been
1152 compiled. Set decl flag.
1153 * flags.h (flag_instrument_function_entry_exit): Declare new
1155 * toplev.c (flag_instrument_function_entry_exit): Define it here.
1156 (f_options): New option "instrument-functions".
1157 * function.h (struct function): New field instrument_entry_exit.
1158 * function.c (current_function_instrument_entry_exit): New
1160 (push_function_context_to, pop_function_context_from): Save and
1162 (expand_function_start): Set current_ variable, maybe emit return
1163 label and entry profile call.
1164 (expand_function_end): Maybe emit exit profile call.
1166 Thu Jul 30 00:58:34 1998 Jeffrey A Law (law@cygnus.com)
1168 * i386.md (movqi): When optimizing a load of (const_int 1) into a
1169 NON_QI_REG_P, pretend the register is SImode.
1171 Wed Jul 29 23:49:23 1998 Todd Vierling <tv@netbsd.org>
1173 * configure.in: Use xm-netbsd.h as the NetBSD xm file (not xm-siglist).
1174 Accept arm32 as arm, m68k4k as m68k, mipsle as mips-dec, and any
1175 manufacturer id for ns32k.
1176 * configure: Regenerated.
1177 * config/netbsd.h: When using ASM_WEAKEN_LABEL, make it global too.
1178 * config/t-netbsd: Don't compile libgcc1-test as the fns are in libc.
1179 * config/i386/netbsd.h: Undefine DWARF2_UNWIND_INFO, not define as 0.
1180 * config/m68k/netbsd.h: Same.
1181 * config/ns32k/netbsd.h: Same.
1182 * config/sparc/netbsd.h: Same.
1184 Wed Jul 29 22:39:21 1998 Jeffrey A Law (law@cygnus.com)
1186 * unroll.c (unroll_loop): Do not abort for an UNROLL_MODULO
1187 or UNROLL_COMPLETELY loop that starts with a jump to its
1190 Wed Jul 29 22:18:14 1998 David Edelsohn <edelsohn@mhpcc.edu>
1192 * rs6000/rs6000.md (absdi2 define_split): Swap operands of MINUS.
1193 * rs6000/rs6000.c (mask64_operand): Use HOST_BITS_PER_WIDE_INT.
1194 (print_operand, case 'B'): Don't fall through.
1195 (print_operand, case 'S'): Correct mask begin/end computation.
1196 Use HOST_BITS_PER_WIDE_INT.
1197 * rs6000/rs6000.h (CPP_PREDEFINES): Define _LONG_LONG.
1198 (CONDITIONAL_REGISTER_USAGE): GPR13 fixed if TARGET_64BIT.
1199 * rs6000/aix41.h (CPP_PREDEFINES): Same.
1200 * rs6000/aix43.h (CPP_PREDEFINES): Same.
1202 Wed Jul 29 11:47:10 1998 Nick Clifton <nickc@cygnus.com>
1204 * config/arm/thumb.md (extendqisi2_insn): Remove earlyclobber
1205 constraint from second alternative.
1207 Tue Jul 28 23:29:04 1998 Jason Merrill <jason@yorick.cygnus.com>
1209 * configure.in: Fix --without/--disable cases for local-prefix,
1210 gxx-include-dir and checking.
1212 Tue Jul 28 22:01:23 1998 David S. Miller <davem@pierdol.cobaltmicro.com>
1214 * configure.in (enable_haifa): Set by default for sparc64 too.
1217 Tue Jul 28 23:29:04 1998 Jason Merrill <jason@yorick.cygnus.com>
1219 * i386/cygwin32.h (VALID_MACHINE_TYPE_ATTRIBUTE): New macro.
1220 * i386/winnt.c (associated_type): New fn.
1221 (i386_pe_valid_type_attribute_p): New fn.
1222 (i386_pe_check_vtable_importexport): Remove.
1223 (i386_pe_dllexport_p): Use associated_type.
1224 (i386_pe_dllimport_p): Likewise.
1226 From Antonio M. O. Neto <anmendes@cruzeironet.com.br>:
1227 * i386.c (i386_valid_type_attribute_p): Also accept
1228 attributes for METHOD_TYPEs.
1230 Tue Jul 28 23:17:39 1998 Peter Gerwinski <peter@gerwinski.de>
1232 * tree.c (build_range_type): Copy TYPE_SIZE_UNIT.
1234 Tue Jul 28 22:31:12 1998 Craig Burley <burley@gnu.org>
1236 * gcc.c: Fix commentary describing %g, %u, %U, and %O.
1238 * gcc.c (do_spec_1): Fix handling of %g%O and %U%O to prevent
1239 them from generating a new base name for each occurence of
1242 1998-07-28 Vladimir N. Makarov <vmakarov@cygnus.com>
1244 * cse.c (cse_insn): Enable subsitution inside libcall only for REG,
1246 * rtlanal.c (replace_rtx): Prohibit replaces in CONST_DOUBLE.
1250 * cplus-dem.c (type_kind_t): New type.
1251 (demangle_template_value_parm): Add type_kind_t parameter. Rely
1252 on this paramter, rather than demangling the type again.
1253 (demangle_integral_value): Pass tk_integral.
1254 (demangle_template_: Pass the value returned from do_type.
1255 (do_type): Return a type_kind_t. Pass tk_integral to
1256 demangle_template_value_parm for array bounds.
1257 (demangle_fund_type): Likewise.
1259 Mon Jul 27 00:54:41 1998 Jason Merrill <jason@yorick.cygnus.com>
1261 * tree.c (simple_cst_equal, case CONSTRUCTOR): OK if the elts are
1264 Mon Jul 27 22:18:36 1998 Jeffrey A Law (law@cygnus.com)
1266 * pa.c (move_operand): Accept CONSTANT_P_RTX.
1268 Mon Jul 27 17:18:52 1998 Dave Brolley <brolley@cygnus.com>
1270 * stor-layout.c (layout_type): Handle arrays of bits, for Chill.
1272 * expr.c (get_inner_reference): Handle zero-based, unsigned, array
1275 Mon Jul 27 14:51:33 1998 Jeffrey A Law (law@cygnus.com)
1277 * mn10300.h (DEBUGGER_AUTO_OFFSET): Define.
1278 (DEBUGGER_ARG_OFFSET): Likewise.
1280 * mn10300.md (movsf): Remove last change. Not needed.
1282 Mon Jul 27 14:22:36 1998 Dave Brolley <brolley@cygnus.com>
1284 * c-lex.c (yylex): Fix boundary conditions in character literal and
1285 string literal loops.
1287 Mon Jul 27 11:43:54 1998 Stan Cox <scox@cygnus.com>
1289 * longlong.h (count_leading_zeros): Sparclite scan instruction was
1290 being invoked incorrectly.
1292 * i386.c (ix86_prologue): Added SUBTARGET_PROLOGUE invocation.
1293 * i386/cygwin32.h (STARTFILE_SPEC, LIB_SPEC, SUBTARGET_PROLOGUE):
1295 * i386/win32.h: New file. Hybrid mingw32.h/cygwin32.h configuration.
1296 * configure.in: Added i[34567]86-*-win32
1297 * config.sub: Ditto.
1298 * configure: Rebuilt.
1300 Sun Jul 26 01:11:12 1998 H.J. Lu (hjl@gnu.org)
1302 * i386.h (CONST_DOUBLE_OK_FOR_LETTER_P): Return 0 when eliminating
1303 the frame pointer and compiling PIC code and reload has not completed.
1305 * i386.c (output_to_reg): Add code to emulate non-popping DImode
1308 Sun Jul 26 01:01:32 1998 Jeffrey A Law (law@cygnus.com)
1310 * regmove.c (regmove_optimize): Fix typo initializing regmove_bb_head.
1312 Sat Jul 25 23:29:23 1998 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1314 * Makefile.in (install-info): Only try to update the info
1315 directory file if it exists in the first place.
1317 Fri Jul 24 18:58:37 1998 Klaus Espenlaub <kespenla@student.informatik.uni-ulm.de>
1319 * rs6000.h (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Delete.
1321 Fri Jul 24 14:20:26 1998 Jeffrey A Law (law@cygnus.com)
1323 * mn10300.md (movqi, movhi, movsi, movsf): Correctly handle
1324 CONST_DOUBLE source.
1326 Fri Jul 24 11:17:04 1998 Nick Clifton <nickc@cygnus.com>
1328 * config/arm/thumb.c (thumb_print_operand): Decode %_ in asm
1329 strings as the insertion of USER_LABEL_PREFIX.
1330 * config/arm/thumb.h (PRINT_OPERAND_PUNCT_VALID_P): Accept _ as a
1332 * config/arm/thumb.md: Use %_ as a prefix to gcc library function
1335 Thu Jul 23 18:53:20 1998 Jim Wilson <wilson@cygnus.com>
1337 * dbxout.c (dbxout_range_type): Only call dbxout_type_index for
1338 already defined type.
1340 Thu Jul 23 13:49:41 1998 Jeffrey A Law (law@cygnus.com)
1342 * expr.c (check_max_integer_computation_mode): Allow conversions
1343 of constant integers to MAX_INTEGER_COMPUTATION_MODE.
1344 (expand_expr): Likewise.
1346 Thu Jul 23 11:12:06 1998 Alexandre Petit-Bianco <apbianco@cygnus.com>
1348 * expr.c (expand_expr): Expand RETURN_EXPR.
1350 Thu Jul 23 11:00:29 1998 Jim Wilson <wilson@cygnus.com>
1352 * dwarf2out.c (dwarf2out_finish): Call stripattributes on TEXT_SECTION.
1354 Wed Jul 22 19:10:00 1998 Catherine Moore <clm@cygnus.com>
1356 * dwarf2out.c (output_aranges): Call stripattributes
1357 for TEXT_SECTION references.
1358 (output_line_info): Likewise.
1360 Wed Jul 22 14:08:54 1998 David S. Miller <davem@pierdol.cobaltmicro.com>
1362 * profile.c (branch_prob): Call allocate_reg_info after outputting
1363 profile rtl in instrument_arcs.
1365 Wed Jul 22 12:47:49 1998 Jim Wilson <wilson@cygnus.com>
1367 * fixinc.irix (math.h): Install wrapper instead of copying.
1369 Wed Jul 22 12:37:14 1998 Alexandre Petit-Bianco <apbianco@cygnus.com>
1371 * tree.def (EXPR_WITH_FILE_LOCATION): Defined as an 'e' expression
1372 so WFL are expanded correctly when contained in a COMPOUND_EXPR.
1373 * tree.h (EXPR_WFL_EMIT_LINE_NOTE): Change macro not to use
1374 lang_flag_0. Added documentation in the flag table.
1376 Tue Jul 21 23:28:35 1998 Klaus Kaempf <kkaempf@rmi.de>
1378 * cccp.c (do_include): Fix vax c style include handling.
1380 Tue Jul 21 13:28:19 1998 Jason Merrill <jason@yorick.cygnus.com>
1382 * cplus-dem.c (do_type): Use demangle_template_value_parm for arrays.
1384 Sun Jul 12 01:27:05 1998 Jason Merrill <jason@yorick.cygnus.com>
1386 * fold-const.c (non_lvalue): Don't deal with null pointer
1388 (fold, case COMPOUND_EXPR): Wrap a constant 0 in a NOP_EXPR.
1390 Tue Jul 21 15:49:31 1998 David Edelsohn <edelsohn@mhpcc.edu>
1392 * rs6000.h (PREDICATE_CODES): Add CONSTANT_P_RTX.
1393 * rs6000.md (movsi, movdi): Add CONSTANT_P_RTX.
1394 * rs6000.c (short_cint_operand): Add CONSTANT_P_RTX.
1395 (u_short_cint_operand): Same.
1396 (reg_or_cint_operand): Same.
1397 (logical_operand): Same.
1398 (input_operand): Same.
1399 (reg_or_short_operand): Use u_short_cint_operand.
1401 Tue Jul 21 08:56:42 1998 Richard Henderson <rth@cygnus.com>
1403 * alpha.md (fix_truncdfsi2, fix_truncsfsi2): Remove the define_expands,
1404 but keep the insns and splits. Adjust so when the ultimate destination
1405 is memory, use cvtql.
1407 Tue Jul 21 08:55:09 1998 Richard Henderson <rth@cygnus.com>
1409 * flow.c (regno_uninitialized): Fixed regs are never uninitialized.
1411 Tue Jul 21 00:31:01 1998 Jeffrey A Law (law@cygnus.com)
1413 * gcc.c (do_spec): Call "error" not "warning".
1415 * configure.in: Fix minor problems with gas feature detection code.
1416 * configure: Rebuilt.
1418 * gcc.c (do_spec): Issue a warning for '%[]' usage.
1421 * gcc.c: Delete %[spec] support.
1422 (do_spec_1, case '('): Likewise.
1423 (do_spec_1, case '['): Call error.
1425 Mon Jul 20 22:34:17 1998 Richard Henderson <rth@cygnus.com>
1427 * alpha.h (CPP_SPEC): Tidy. Hook to cpp_cpu and cpp_subtarget.
1428 (CPP_SUBTARGET_SPEC): Default to empty string.
1429 (CPP_AM_*, CPP_IM_*, CPP_CPU_*, CPP_CPU_SPEC): New.
1430 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS): New.
1431 * alpha/elf.h (LD_SPEC): Use %(elf_dynamic_linker).
1432 * alpha/linux-elf.h (SUBTARGET_EXTRA_SPECS): New.
1434 * alpha/linux.h (CPP_PREDEFINES): Tidy.
1435 * alpha/netbsd-elf.h (SUBTARGET_EXTRA_SPECS): New.
1436 * alpha/netbsd.h (CPP_PREDEFINES): Tidy.
1437 * alpha/osf.h (CPP_PREDEFINES): Remove bits subsumed by CPP_CPU_SPEC.
1438 * alpha/win-nt.h (CPP_PREDEFINES): Likewise.
1439 * alpha/vsf.h (CPP_PREDEFINES): Likewise.
1440 (CPP_SUBTARGET_SPEC): New. Do this instead of overriding CPP_SPEC.
1441 * alpha/vxworks.h: Likewise.
1443 Mon Jul 20 22:51:57 1998 Ken Raeburn <raeburn@cygnus.com>
1445 * mips.md (reload_outsi): Added missing REGNO call.
1446 (smulsi3_highpart, umulsi3_highpart): Provide prototype for
1448 (mul_acc_di, mul_acc_64bit_di): Don't use match_op_dup, use
1449 another match_operator and compare the codes.
1451 * mips.h (MASK_DEBUG_E, MASK_DEBUG_I): Set to zero.
1453 * MIPS multiply pattern fixes:
1454 * mips.h (enum reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS):
1455 Add union classes for HI, LO, or HILO plus general registers.
1456 (GENERATE_MADD): Deleted.
1457 * mips.md (mulsi3_mult3): Don't disparage output-LO alternative.
1458 Add TARGET_MAD to condition.
1459 (mulsi3): Test HAVE_mulsi3_mult3, not specific flags.
1460 (mul_acc_si): Expand GENERATE_MADD here; it's the only use. Use
1461 "*d" for accumulator, to give preference to LO initially but not
1464 Mon Jul 20 16:16:38 1998 Dave Brolley <brolley@cygnus.com>
1466 * configure.in (enable_c_mbchar): New configure option.
1467 (extra_cpp_objs): Always available now.
1469 * cexp.y (mbchar.h): #include it.
1470 (yylex): Handle Multibyte characters in character literals.
1472 * cccp.c (mbchar.h): #include it.
1473 (main): Set character set based on LANG environment variable.
1474 (rescan): Handle multibyte characters in comments.
1475 (skip_if_group): See above.
1476 (validate_else): See above.
1477 (skip_to_end_of_comment): See above.
1478 (macarg1): See above.
1479 (discard_comments): See above.
1480 (rescan): Handle multibyte characters in string and character literals.
1481 (collect_expansion): See above.
1482 (skip_quoted_string): See above.
1483 (macroexpand): See above.
1484 (macarg1): See above.
1485 (discard_comments): See above.
1486 (change_newlines): See above.
1488 * c-lex.c (mbchar.h): #include it.
1489 (GET_ENVIRONMENT): New macro.
1490 (init_lex): Set character set based on LANG environment variable.
1491 (yylex): Handle multibyte characters in character literals.
1492 (yylex): Handle multibyte characters in string literals.
1494 * Makefile.in (mbchar.o): New target.
1495 (cccp$(exeext)): @extra_cpp_objs@ is always available.
1496 (cppmain$(exeext)): @extra_cpp_objs@ is always available.
1498 * mbchar.[ch]: New files for multibyte character handling.
1500 Mon Jul 20 01:11:11 1998 David S. Miller <davem@pierdol.cobaltmicro.com>
1502 * jump.c (jump_optimize): When simplifying noop moves and
1503 PUSH_ROUNDING, fix thinko so we use same criterion for identifying
1504 the PUSHes to rewrite in second loop as we did in the first.
1506 Sun Jul 19 08:23:53 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1508 * cplus-dem.c (demangle_nested_args): Make function definition
1509 static to match the prototype.
1511 Fri Jul 17 14:58:44 1998 Richard Henderson <rth@cygnus.com>
1513 * alloca.c: Respect USE_C_ALLOCA.
1514 * gencheck.c (xmalloc): Ignore __GNUC__ for definition.
1515 * gengenrtl.c (xmalloc): Likewise.
1517 Fri Jul 17 14:18:14 1998 Richard Henderson <rth@cygnus.com>
1519 * loop.h (struct induction): Add no_const_addval.
1520 * loop.c (the_movables, reg_address_cost): New variables.
1521 (init_loop): Init reg_address_cost.
1522 (loop_optimize): Call end_alias_analysis.
1523 (scan_loop): Init the_movables.
1524 (record_giv): Init induction->no_const_addval.
1525 (basic_induction_var) [PLUS]: Use rtx_equal_p instead of ==.
1526 [REG]: Rearrange loop search test to catch more cases.
1527 (general_induction_var): Return success not benefit; take an extra
1528 argument for that. Change all callers.
1529 (simplify_giv_expr) [PLUS]: Always combine invariants. Use sge_plus.
1530 [MULT]: Use rtx_equal_p instead of ==. Combine simple invariants.
1531 [default]: Search the_movables for additional combinations.
1532 (sge_plus_constant, sge_plus): New functions.
1533 (express_from_1): New function.
1534 (express_from): Always define. Rewrite using express_from_1.
1535 (combine_givs_p): Handle more cases. Ignore address cost.
1536 (cmp_combine_givs_stats): New function.
1537 (combine_givs_used_once, combine_givs_benefit_from): New functions.
1538 (combine_givs): Rewrite to do best-fit combination.
1540 * fold-const.c (operand_equal_p): Handle RTL_EXPR.
1541 (fold): Do a complete (A*C)+(B*C) association check.
1543 Fri Jul 17 11:21:55 1998 Jim Wilson <wilson@cygnus.com>
1545 * function.c (fixup_var_refs_insns): Handle CLOBBER of a CONCAT.
1547 Fri Jul 17 11:48:55 1998 Jeffrey A Law (law@cygnus.com)
1549 * mn10300.c (MODES_TIEABLE_P): Fix typo.
1551 Fri Jul 17 03:26:12 1998 Rihcard Earnshaw (rearnsha@arm.com)
1553 * tree.c (valid_machine_attribute): Only create a new type variant if
1554 there is a decl to use it.
1556 Thu Jul 16 14:48:04 1998 Nick Clifton <nickc@cygnus.com>
1558 * gcc.c (do_spec_1): Cope with %g/%u/%U options which do not have
1561 Fri Jul 17 03:24:40 1998 Hans-Peter Nilsson <hp@axis.se>
1563 * extend.texi (Explicit Reg Vars): Typo: change "may deleted" into "may
1566 Thu Jul 16 14:48:47 1998 Jeffrey A Law (law@cygnus.com)
1568 * mn10300.c (count_tst_insns): New arg oreg_countp. Callers changed.
1569 Simplify tests for clearing an address register.
1570 (expand_prologue): Corresponding changes.
1572 * mn10300.md (movXX patterns): Make sure the destination is an
1573 ADDRESS_REG when substituting "zero_areg" for (const_int 0).
1574 (logical patterns): Split into expanders + patterns
1575 (zero and sign extension patterns): Similarly.
1576 (shift patterns): Similarly.
1578 Thu Jul 16 01:17:44 1998 Richard Henderson <rth@cygnus.com>
1580 * loop.c (emit_iv_add_mult): Scan the entire insn list generated
1581 for the sequence, recording base values.
1583 Wed Jul 15 10:49:55 1998 Richard Henderson <rth@cygnus.com>
1585 * i386.h (CPP_CPU_SPEC): Remove -Asystem(unix).
1587 Tue Jul 14 14:15:30 1998 Nick Clifton <nickc@cygnus.com>
1589 * gcc.c: Remove ANSI-C ism from --help code.
1591 * toplev.c: Support --help with USE_CPPLIB.
1593 Tue Jul 14 14:46:08 1998 Jeffrey A Law (law@cygnus.com)
1595 * configure.in: Rework gas feature code to work with symlink based
1598 * extend.texi: Clarify some issues related to local variables
1599 assigned to explicit registers.
1601 * mn10300.md (mulsi): Turn into expander + pattern.
1603 * mn10300.md (movsi, movsf, movdi, movdf): Remove "x" from I -> a
1606 Tue Jul 14 07:41:59 1998 Richard Earnshaw (rearnsha@arm.com)
1608 * arm/tcoff.h (USER_LABEL_PREFIX): Make it empty to match coff.h.
1610 Tue Jul 14 03:02:44 1998 Jeffrey A Law (law@cygnus.com)
1612 * version.c: Bump again to distinguish mainline tree from the
1615 Tue Jul 14 02:20:38 1998 Jeffrey A Law (law@cygnus.com)
1617 * version.c: Bump to avoid problems with old spec files during
1620 Mon Jul 13 23:11:44 1998 David S. Miller <davem@pierdol.cobaltmicro.com>
1622 * config/sparc/sparc.c (output_scc_insn): Enclose || conditions in
1623 parens while walking over notes.
1624 * config/sparc/sparc.md (reg movdi split): Clean up matching
1626 (all DI arithop splits on 32-bit): Handle immediate arguments
1627 correctly when they are CONST_INTs.
1629 Mon Jul 13 23:57:21 1998 Kamil Iskra <iskra@student.uci.agh.edu.pl>
1631 * m68k/m68k.h (TARGET_SWITCHES): Clear MASK_68040_ONLY for
1632 -m68020-40, -m68020-60 and -m5200.
1634 Mon Jul 13 23:52:05 1998 Weiwen Liu <weiwen.liu@yale.edu>
1636 * gcc.c (do_spec_1): Fix %O handling for secure temporary file
1639 Mon Jul 13 23:42:36 1998 Ralf Corsepius <corsepiu@faw.uni-ulm.de>
1641 * sh/elf.h (MAX_OFILE_ALIGNMENT): Undefine before including svr4.h.
1643 Mon Jul 13 23:36:08 1998 Jim Wilson <wilson@cygnus.com>
1645 * i386/i386.h (CPP_486_SPEC, CPP_586_SPEC, CPP_686_SPEC): New specs.
1646 (CPP_CPU_DEFAULT_SPEC, CPP_CPU_SPEC): Use them.
1647 (EXTRA_SPECS): Support them.
1648 * gcc.c: Delete %[spec] support.
1649 (do_spec_1, case '('): Likewise.
1650 (do_spec_1, case '['): Call error.
1651 * i386/aix386ng.h, cygwin32.h, freebsd-elf.h, gas.h, isc.h,
1652 linux-aout.h, linux-oldld.h, linux.h, osfelf.h, osfrose.h, sco.h,
1653 sco4.h, sco4dbx.h, sco5.h, sol2.h, sysv3.h (CPP_SPEC): Delete
1656 Mon Jul 13 23:31:04 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
1658 * m68k.c (output_scc_di): Use cmpw #0 only for address registers.
1660 Mon Jul 13 23:26:43 1998 Jeffrey A Law (law@cygnus.com)
1662 * tree.h (tree_common): Note front-end dependencies on layout of
1665 Mon Jul 13 23:18:39 1998 Craig Burley <burley@gnu.org>
1667 * stmt.c (expand_expr_stmt): If not assigning fresh
1668 value to last_expr_value, zero it, so old garbage
1669 doesn't get dereferenced.
1671 Mon Jul 13 23:06:55 1998 Henning.Petersen@t-online.de (Henning Petersen)
1673 * gcse.c (hash_scan_insn): Add missing argument declaration.
1675 Mon Jul 13 18:59:13 1998 Jim Wilson <wilson@cygnus.com>
1677 * configure.in (mips-sgi-irix5cross64, mips-sgi-irix5*): Remove
1678 HAVE_INTTYPES_H from xm_defines. Define xm_file to mips/xm-iris5.h.
1679 * mips/xm-iris5.h (USG): Delete.
1681 Mon Jul 13 17:18:47 1998 Nick Clifton <nickc@cygnus.com>
1683 * cccp.c (main): Add support for parsing --help.
1684 (display_help): New function: display command line switches.
1686 * cpplib.c (cpp_handle_option): Add support for parsing --help.
1687 (display_help): New function: display command line switches.
1689 * gcc.c (main): Add support for parsing --help, and passing it on
1690 to the sub-processes invoked by gcc.
1691 (display_help): New function: display comman line switches.
1693 * tm.texi (TARGET_SWITCHES and TARGET_OPTIONS): Document
1694 'description' field added to structure.
1696 * toplev.c: Add support for parsing --help.
1697 Add documentation strings to command line option tables.
1698 (display_help): New function: display comman line switches.
1700 Mon Jul 13 16:15:10 1998 John Carr <jfc@mit.edu>
1702 * sparc.c, sparc.h, sparc.md: New trampoline code.
1703 Allow integer operand 1 to V8+ DImode shift instructions.
1704 Fix bugs in V8+ wide multiply patterns.
1705 In 32 bit mode, split DImode register moves and logical instructions.
1706 Write V9 branch prediction flag.
1707 Use V9 conditional move more often for scc.
1709 Mon Jul 13 15:10:09 1998 Philippe De Muyter <phdm@macqel.be>
1711 * invoke.texi(-fno-builtin): Explain that the names of built-in
1712 functions begin with `__builtin_', not `__'.
1714 Mon Jul 13 19:01:52 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
1716 * reload1.c (reload_reg_free_before_p): Abort for RELOAD_FOR_OUTPUT.
1718 Mon Jul 13 10:50:17 1998 Mark Mitchell <mark@markmitchell.com>
1720 * cplus-dem.c (SCOPE_STRING): Remove DMGL_JAVA stuff.
1721 (cplus_demangle_opname): Initialize work.
1722 (demangle_template): Remove is_java_array.
1723 (do_type): Remove DMGL_JAVA stuff.
1724 (long_options): Remove "java".
1725 (main): Remove 'j' option.
1727 Mon Jul 13 10:19:00 1998 Jeffrey A Law (law@cygnus.com)
1729 * mn10300.h (REG_CLASS_FROM_LETTER): Map 'y' to SP_REGS.
1730 Handle 'x' as NO_REGS for this cpu.
1731 (REGNO_OK_FOR_BIT_BASE_P): Define.
1732 (REG_OK_FOR_BIT_BASE_P): Define.
1733 (GO_IF_LEGITIMATE_ADDRESS): Use them.
1734 (REG_OK_FOR_INDEX_P): Tweak.
1735 * mn13000.c (REG_SAVE_BYTES): Define.
1736 (expand_epilogue, initial_offset): Use it.
1737 (secondary_reload_class): Slightly reformat.
1738 (output_tst): Tweak comments.
1739 * mn10300.md: Change 'x' to 'y' for SP_REGS. Then add 'x' to many
1741 (addsi3): Turn into a define_expand/define_insn pair. Rework code for
1742 three operand addition case to be more efficient.
1743 (subsi3): Turn into a define_expand/define_insn pair.
1745 * expr.c (expand_expr): Only set MEM_IN_STRUCT_P if the memory address
1746 is not varying for REFERENCE_TYPE or when we think we might have found
1747 an optimized access to the first element in an array.
1749 Mon Jul 13 02:24:08 1998 David S. Miller <davem@pierdol.cobaltmicro.com>
1751 * regclass.c (reg_scan_mark_refs): New arg min_regno. Only update
1752 regscan information for REGs with numbers greater than or equal to
1753 this. All callers changed.
1754 (reg_scan_update): New function to efficiently update regscan
1755 information on the fly.
1756 * rtl.h: Add prototype.
1757 * jump.c (jump_optimize): Call it when we make a transformation
1758 which generates new pseudo-REGs.
1760 Sun Jul 12 13:08:14 1998 Jeffrey A Law (law@cygnus.com)
1762 * collect2.c (main): Use "-x c" instead of "-lang-c" for force the
1763 compiler into C mode.
1765 Sun Jul 12 01:27:05 1998 Jason Merrill <jason@yorick.cygnus.com>
1767 * cplus-dem.c (demangle_nested_args): Return a value.
1769 * tree.h (TYPE_P): New macro.
1771 Sat Jul 11 16:19:48 1998 Mark Mitchell <mark@markmitchell.com>
1773 * cplus-dem.c (string): Move definition before work_stuff.
1774 (work_stuff): Add volatile_type, forgetting_types,
1775 previous_argument, and nrepeats fields.
1776 (SCOPE_STRING): New macro.
1777 (demangle_template): Add `remember' parameter. Add comment.
1778 Register the `B' code type here, if remembering. Tidy. Fix crash
1779 on NULL tmpl_argvec. Be consistent with use of tname/trawname.
1780 (demangle_nested_args): New function.
1781 (internal_cplus_demangle): Handle volatile-qualified member
1783 (mop_up): Delete the previous_argument string if present.
1784 (demangle_signature): Tidy. Handle volatile-qualified member
1785 functions. Handle back-references using the `B' code. Use extra
1786 parameter to demangle_template and SCOPE_STRING where appropriate.
1787 (demangle_template_value_parm): Fix thinko; 'B' is not an integral
1789 (demangle_class): Use SCOPE_STRING.
1790 (gnu_special): Pass additional argument to demangle_template.
1792 (demangle_qualified): Save qualified types for later
1793 back-references. Handle constructors and destructors for template
1795 (do_type): Tidy. Use SCOPE_STRING. Pass extra argument to
1796 demangle_template. Use demangled_nested_args. Don't remember
1797 qualified types here; that's now done in demangle_qualified.
1798 Similarly for templates.
1799 (do_arg): Improve commment. Handle 'n' repeat code.
1800 (remember_type): Check forgetting_types.
1801 (demangle_args): Deal with 'n' repeat codes. Tidy.
1803 Sat Jul 11 02:59:08 1998 Richard Earnshaw <rearnsha@arm.com>
1805 * arm.md (extendhisi2_mem, movhi, movhi_bytes): Propagate the volatile
1806 and structure attribute flags to MEMs generated.
1807 (splits for sign-extended HI & QI mode from memory): Also propagate
1810 * configure.in (thumb-*-coff*): Don't cause fixincludes to be run.
1812 Fri Jul 10 19:06:59 1998 Michael Meissner <meissner@cygnus.com>
1814 * varray.h: Include system.h if it hasn't already been included
1815 before to get size_t declared.
1817 Fri Jul 10 12:53:58 1998 David S. Miller <davem@pierdol.cobaltmicro.com>
1819 * jump.c (jump_optimize): If after_regscan and our transformations
1820 generate new REGs, rerun reg_scan.
1822 Fri Jul 10 11:50:43 EDT 1998 Andrew MacLeod <amacleod@cygnus.com>
1824 * config/i960/i960.c (i960_address_cost): MEMA operands with
1825 positive offsets < 4096 are free.
1827 Fri Jul 10 12:34:37 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
1829 * config/m68k/m68k.c (const_uint32_operand): Recognize
1831 (const_sint32_operand): Likewise.
1833 Thu Jul 9 22:58:59 1998 Jeffrey A Law (law@cygnus.com)
1835 * Makefile.in (alias.o): Depend on $(EXPR_H).
1837 Thu Jul 9 18:24:56 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
1839 * reload1.c (choose_reload_regs): If using an equivalence from
1840 find_equiv_reg and reg_reloaded_valid is not set for this register,
1841 clear the associated spill_reg_store.
1843 Thu Jul 9 18:12:49 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
1845 * reload1.c (emit_reload_insns): If an output reload copies only
1846 to a secondary reload register, indicate that the secondary reload
1847 does the actual store.
1849 Thu Jul 9 18:01:05 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
1851 * reload.c (find_equiv_reg): If need_stable_sp is set,
1852 check if stack pointer is changed directly in a PARALLEL.
1854 Thu Jul 9 10:38:14 1998 Jeffrey A Law (law@cygnus.com)
1856 * jump.c (duplicate_loop_exit_test): Fix thinko.
1858 Thu Jul 9 01:30:37 1998 Joel Sherrill <joel@OARcorp.com>
1859 Ralf Corsepius <corsepiu@faw.uni-ulm.de>
1861 * config/i386/rtemself.h: Updated to keep in sync with
1862 config/i386/linux.h.
1864 * configure.in: Added sh-rtemself.
1865 * configure: Rebuilt.
1866 * config/sh/rtems.h: Removed -D__ELF__ since it is now COFF.
1867 * config/sh/rtemself.h: New file.
1869 * config/rs6000/rtems.h: Defined STARTFILE_DEFAULT_SPEC.
1871 Wed Jul 8 21:43:14 1998 Jeffrey A Law (law@cygnus.com)
1873 * configure.in: Check if the assembler supports ".balign" and
1874 ".p2align" and define HAVE_GAS_BALIGN_AND_P2ALIGN appropriately.
1875 * acconfig.h (HAVE_GAS_BALIGN_AND_P2ALIGN): New tag.
1876 * i386/gas.h (ASM_OUTPUT_ALIGN): If the assembler has support for
1877 ".balign" then use it.
1879 * print-rtl.c (print_rtx): Revert previous patch.
1881 * jump.c (duplicate_loop_exit_test): Do not duplicate the loop exit
1882 test if the exit code has an insn with ASM_OPERANDS.
1884 * i386/cygwin32.h (STDIO_PROTO): Fix typo.
1885 * m32r.h (STDIO_PROTO): Fix typo.
1887 * pa.h (LEGITIMIZE_RELOAD_ADDRESS): Handle addresses created by
1888 LEGITIMIZE_RELOAD_ADDRESS.
1889 * tm.texi (LEGITIMIZE_RELOAD_ADDRESS): Note that this macro must be
1890 able to handle addresses created by previous invocations of the macro.
1892 * flow.c (find_auto_inc): Remove most recent change. Real bug was
1895 * cse.c (count_reg_usage): Count registers used in addresses of
1898 Wed Jul 8 15:08:29 1998 Jim Wilson <wilson@cygnus.com>
1900 * Makefile.in (STAGESTUFF): Readd line lost during June 9 FSF merge.
1902 * configure.in (mips64orion-*-rtems*): Use elf64.h not elfl64.h.
1904 1998-07-08 Vladimir N. Makarov <vmakarov@cygnus.com>
1906 * config/fp-bit.c (__gexf2, __fixxfsi, __floatsixf): Add function
1909 * toplev.c (lang_options): Add -Wlong-long, -Wno-long-long
1911 * c-decl.c (warn_long_long): Define.
1912 (c_decode_option): Parse -Wlong-long, -Wno-long-long options.
1913 (grokdeclarator): Add flag `warn_long_long' as guard for
1914 warning "ANSI C does not support `long long'".
1915 * invoke.texi: Add description of options -Wlong-long,
1917 * gcc.1: The same as above.
1919 Wed Jul 8 02:43:34 1998 Jeffrey A Law (law@cygnus.com)
1921 * rtlanal.c (reg_overlap_mentioned_p): Handle STRICT_LOW_PART. If
1922 either argument is CONSTANT_P, then return zero.
1923 * reload.c (reg_overlap_mentioned_for_reload_p): Similarly.
1925 * configure.in: Also look at $srcdir/gas/configure to find a
1928 Wed Jul 8 00:28:22 1998 Carlo Wood <carlo@runaway.xs4all.nl>
1930 * dsp16xx.h : Clean up of macro OPTIMIZATION_OPTIONS
1932 Tue Jul 7 21:18:14 1998 Mumit Khan <khan@xraylith.wisc.edu>
1934 * i386/cygwin32.h (ASM_DECLARE_FUNCTION_NAME): Merge duplicate
1935 definitions from last two patches.
1937 Tue Jul 7 23:03:34 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
1939 * reload1.c (choose_reload_regs): Don't set reload_override_in
1940 if EQUIV is clobbered in INSN and the reload is done after INSN.
1942 Tue Jul 7 21:23:36 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
1944 * expr.c (emit_queue): If emitting a SEQUENCE, set QUEUED_INSN
1945 to the first insn of the sequence.
1947 Tue Jul 7 21:05:25 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
1949 * cse.c (cse_insn): Don't make change without validation.
1951 Tue Jul 7 11:40:05 1998 Jeffrey A Law (law@cygnus.com)
1953 * mn10200.md (various zero/sign extension patterns): zero and sign
1954 extensions which use "sub" clobber cc0.
1956 Tue Jul 7 09:12:08 PDT 1998 Jeff Law (law@cygnus.com)
1958 * version.c: Bump for snapshot.
1960 Tue Jul 7 10:07:20 1998 Jeffrey A Law (law@cygnus.com)
1962 * print-rtl.c (print_rtx): Use REAL_VALUE_TYPE instead of "double".
1964 Tue Jul 7 08:41:27 1998 Richard Henderson (rth@cygnus.com)
1966 * print-rtl.c (print_rtx): Only print fp values when REAL_VALUE_TYPE
1969 Tue Jul 7 00:31:58 PDT 1998 Jeff Law (law@cygnus.com)
1971 * version.c: Bump for snapshot.
1973 Tue Jul 7 01:03:03 1998 Mumit Khan <khan@xraylith.wisc.edu>
1975 Support for dllimport and dllexport attributes for i386-pe.
1977 * tree.h (DECL_NON_ADDR_CONST_P): New accessor macro.
1978 (struct tree_decl): Add non_addr_const_p field.
1979 * tree.c (staticp): Use.
1981 * i386/cygwin32.h (CPP_PREDEFINES): Map __declspec(x) to GCC
1983 (SUBTARGET_SWITCHES): Switches to turn on/off dllimport|export
1984 attributes. Also accept -mwindows option.
1985 (VALID_MACHINE_DECL_ATTRIBUTE): New macro.
1986 (MERGE_MACHINE_DECL_ATTRIBUTE): New macro.
1987 (REDO_SECTION_INFO_P): New macro.
1988 (DRECTVE_SECTION_FUNCTION): New macro.
1989 (drectve_section): Cover function to implement above.
1990 (SWITCH_TO_SECTION_FUNCTION): New macro.
1991 (switch_to_section): Covert function to implement above.
1992 (EXTRA_SECTIONS): Add in_drectve.
1993 (EXTRA_SECTION_FUNCTIONS): Add in_drectve and switch_to_section.
1994 (ENCODE_SECTION_INFO): Delete old macro and redefine as a function.
1995 (STRIP_NAME_ENCODING): Handle new attributes.
1996 (ASM_OUTPUT_LABELREF): New macro.
1997 (ASM_OUTPUT_FUNCTION_NAME): New macro.
1998 (ASM_OUTPUT_COMMON): New macro.
1999 (ASM_OUTPUT_DECLARE_OBJECT_NAME): New macro.
2001 * i386/mingw32.h (CPP_PREDEFINES): Map __declspec(x) to GCC
2004 * i386/winnt.c (i386_pe_valid_decl_attribute_p): New function.
2005 (i386_pe_merge_decl_attributes): New function.
2006 (i386_pe_check_vtable_importexport): New function.
2007 (i386_pe_dllexport_p): New function.
2008 (i386_pe_dllimport_p): New function.
2009 (i386_pe_dllexport_name_p): New function.
2010 (i386_pe_dllimport_name_p): New function.
2011 (i386_pe_mark_dllexport): New function.
2012 (i386_pe_mark_dllimport): New function.
2013 (i386_pe_encode_section_info): New function.
2014 (i386_pe_unique_section): Strip encoding from name first.
2016 Tue Jul 7 00:50:17 1998 Manfred Hollstein (manfred@s-direktnet.de)
2018 * libgcc2.c (L_exit): Provide a fake for atexit on systems which
2019 define ON_EXIT but not HAVE_ATEXIT.
2021 Tue Jul 7 00:44:35 1998 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2023 * m68k.md (zero_extend QI to HI): Correctly handle TARGET_5200.
2025 Tue Jul 7 00:36:41 1998 Ulrich Drepper <drepper@cygnus.com>
2027 * i386.c: Remove random whitespace at end of lines.
2029 * i386.c (ix86_epilogue): For pentium processors, try to deallocate
2030 4 or 8 byte stacks with pop instructions instead of an add instruction.
2032 Tue Jul 7 00:30:08 1998 Klaus Kaempf <kkaempf@rmi.de>
2034 * alpha.c: Include tree.h before expr.h.
2036 Mon Jul 6 22:50:48 1998 Jason Merrill <jason@yorick.cygnus.com>
2038 * c-parse.in (struct_head, union_head, enum_head): New nonterminals.
2039 (structsp): Use them. Update files generated from c-parse.in.
2040 * extend.texi (Type Attributes): Document it.
2042 * c-decl.c: Add warn_multichar.
2043 (c_decode_option): Handle -Wno-multichar.
2044 * c-lex.c (yylex): Check it.
2045 * c-tree.h: Declare it.
2046 * toplev.c (lang_options): Add it.
2047 * invoke.texi: Document it.
2049 Mon Jul 6 22:47:55 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
2051 * reload.c (find_equiv_reg): When looking for stack pointer + const,
2052 make sure we don't use a stack adjust.
2054 * reload.c (find_equiv_reg): If need_stable_sp is set,
2055 check if stack pointer is changed directly.
2057 * reload1.c (delete_dead_insn): Don't delete feeding insn
2058 if that insn has side effects.
2060 * flow.c (find_auto_inc): Clear UNCHANGING bit of register that is
2063 * reload1.c (reload_reg_free_before_p): RELOAD_FOR_OPADDR_ADDR
2064 precedes RELOAD_FOR_OUTADDR_ADDRESS.
2066 * gcse.c (hash_scan_insn): New argument IN_LIBCALL_BLOCK. Changed
2069 Mon Jul 6 22:21:56 1998 Kamil Iskra <iskra@student.uci.agh.edu.pl>
2071 * m68k.c (output_scc_di): Use cmpw #0 instead of tstl when
2072 testing address registers on the 68000.
2074 Mon Jul 6 22:17:19 1998 Alasdair Baird <alasdair@wildcat.demon.co.uk>
2076 * i386.c (is_fp_test): Fix thinko.
2078 * jump.c (jump_optimize) Check for CONST_INT before using INTVAL.
2080 Mon Jul 6 22:14:31 1998 Richard Henderson (rth@cygnus.com)
2082 * print-rtl.c (print_rtx): Display the real-value equivalent of
2083 a const_double when easy.
2085 * real.h (REAL_VALUE_TO_TARGET_SINGLE): Use a union to pun types.
2086 Zero memory first for predictability.
2087 (REAL_VALUE_TO_TARGET_DOUBLE): Likewise.
2088 * varasm.c (immed_real_const_1): Notice width of H_W_I == double.
2090 * regclass.c (allocate_reg_info): Initialize the entire reg_data
2093 Mon Jul 6 22:09:32 1998 Ian Lance Taylor <ian@cygnus.com>
2094 Jeff Law <law@cygnus.com>
2097 * i386/cygwin32.h: Add some declaration of external functions.
2098 (ASM_DECLARE_FUNCTION_NAME): Define.
2099 (ASM_OUTPUT_EXTERNAL, ASM_OUTPUT_EXTERNAL_LIBCALL): Define.
2100 (ASM_FILE_END): Define.
2101 * i386/winnt.c (i386_pe_declare_function_type): New function.
2102 (struct extern_list, extern_head): Define.
2103 (i386_pe_record_external_function): New function.
2104 (i386_pe_asm_file_end): New function.
2106 * cpplib.c (cpp_options_init): Initialize cplusplus_comments to 1,
2107 matching July 18, 1995 change to cccp.c. If -traditional then
2108 disable cplusplus_comments.
2110 Mon Jul 6 21:28:14 1998 Jeffrey A Law (law@cygnus.com)
2112 * combine.c (expand_compound_operation): Fix thinko in code to optimize
2113 (zero_extend:DI (subreg:SI (foo:DI) 0)) to foo:DI.
2115 * Disable the following change from gcc2. Not appropriate for egcs:
2117 Sun Jun 7 09:30:31 1998 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2118 * reload.c (find_reloads): Give preference to pseudo that was the
2119 reloaded output of previous insn.
2121 Mon Jul 6 21:07:14 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2123 * aclocal.m4 (GCC_FUNC_PRINTF_PTR): Don't define HOST_PTR_PRINTF.
2124 Instead, define a new macro HAVE_PRINTF_PTR which only signifies
2125 whether we have the %p format specifier or not.
2127 * acconfig.h: Delete stub for HOST_PTR_PRINTF, add HAVE_PRINTF_PTR.
2129 * machmode.h (HOST_PTR_PRINTF): When determining the definition,
2130 check HAVE_PRINTF_PTR to see whether "%p" is okay.
2132 * mips-tfile.c: Include machmode.h to get HOST_PTR_PRINTF.
2134 * Makefile.in (mips-tfile.o): Depend on machmode.h.
2136 Mon Jul 6 10:42:05 1998 Mark Mitchell <mark@markmitchell.com>
2138 * jump.c (duplicate_loop_exit_test): Don't refuse to copy a
2139 section of code just because it contains
2140 NOTE_INSN_BLOCK_{BEG,END}.
2141 * stmt.c (expand_end_loop): Likewise. Also, don't refuse to
2142 move CALL_INSNs or CODE_LABELs. When moving code, don't move
2143 NOTE_INSN_BLOCK_{BEG,END}.
2145 Mon Jul 6 09:38:15 1998 Mark Mitchell <mark@markmitchell.com>
2147 * cse.c (CSE_ADDRESS_COST): New macro, based on ADDRESS_COST, but
2148 dealing with ADDRESSOF.
2149 (find_best_addr): Use it.
2151 Mon Jul 6 09:27:08 1998 Richard Henderson <rth@cygnus.com>
2153 * alpha/vms.h (TRAMPOLINE_TEMPLATE): Revert last change.
2155 Mon Jul 6 09:25:06 1998 Dave Love <d.love@dl.ac.uk>
2157 * libgcc2.c (__eprintf): Make args consistent with prototype in
2160 Mon Jul 6 00:28:43 1998 Mark Mitchell <mark@markmitchell.com>
2162 * cse.c (cse_insn): When SETting (MEM (ADDRESSOF (X))) to Y,
2163 don't claim that the former is equivalent to the latter.
2165 Sun Jul 5 23:58:19 1998 Jeffrey A Law (law@cygnus.com)
2167 * cse.c (cse_insn): Second arg is an RTX now. Update all callers.
2168 (cse_basic_block): Keep track of the current RETVAL insn for a
2169 libcall instead of just noting that we're in a libcall.
2171 * combine.c (simplify_comparison): Do not commute a AND into
2172 a paradoxical SUBREG if not WORD_REGISTER_OPERATIONS.
2174 * i386/freebsd-elf.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Protect with
2175 HAVE_GAS_MAX_SKIP_P2ALIGN.
2176 * i386/linux.h: Likewise.
2178 Fri Jul 3 02:33:35 1998 David S. Miller <davem@pierdol.cobaltmicro.com>
2180 * sparc.c (sparc_operand, move_operand, arith_operand,
2181 arith11_operand, arith10_operand, arith_double_operand,
2182 arith11_double_operand, arith10_double_operand, small_int,
2183 uns_small_int): Recognize CONSTANT_P_RTX.
2184 (output_sized_memop, output_move_with_extension,
2185 output_load_address, output_size_for_block_move,
2186 output_block_move, delay_operand): Remove, has not been
2187 enabled or referenced for years.
2188 * sparc.md (movstrsi, block_move_insn): Likewise.
2189 * sparc.h (PREDICATE_CODES): Define.
2190 * linux-aout.h (MACHINE_STATE_{SAVE,RESTORE}): Override with
2191 version which uses getcc/setcc traps to save/restore condition
2193 * linux64.h: Likewise.
2194 * sunos4.h: Likewise.
2195 * linux.h: Likewise.
2197 * sun4o3.h: Likewise.
2199 Fri Jul 3 02:28:05 1998 Richard Henderson <rth@cygnus.com>
2201 * alpha.c (alpha_initialize_trampoline): Hack around Pmode/ptr_mode
2202 lossage on VMS. Reported by kkaempf@rmi.de.
2203 * alpha/vms.h (TRAMPOLINE_TEMPLATE): Add missing 0.
2205 Thu Jul 2 17:41:14 1998 Nick Clifton <nickc@cygnus.com>
2207 * config/m32r/m32r.h (MUST_PASS_IN_STACK): Override default
2210 Thu Jul 2 14:34:48 1998 David Edelsohn <edelsohn@mhpcc.edu>
2212 * expr.h (STACK_SIZE_MODE): New macro.
2213 * explow.c (allocate_dynamic_stack_space): Use it for
2214 mode of allocate_stack pattern increment operand.
2215 * tm.texi (STACK_SAVEAREA_MODE, STACK_SIZE_MODE): Document.
2216 * md.texi (stack_save_block, ...): Reflect use of macro.
2218 * rs6000.h (PROMOTE_MODE): Always promote to word_mode.
2219 (PROMOTE_FUNCTION_ARGS): Define.
2220 (PROMOTE_FUNCTION_RETURN): Define.
2221 (FUNCTION_VALUE): Promote to word_mode if smaller.
2222 Convert to gen_rtx_FOO.
2223 * rs6000.md (call_indirect): Store doubleword in 64-bit mode.
2224 Convert to gen_rtx_FOO.
2225 * rs6000.c: Convert to gen_rtx_FOO.
2227 Thu Jul 2 14:16:11 1998 Michael Meissner <meissner@cygnus.com>
2229 * varray.{c,h}: New files to provide virtual array support.
2231 * Makefile.in (OBJS): Add varray.o.
2232 (varray.o): Add new file.
2233 (REGS_H): New variable for dependencies for files including
2234 regs.h. Add varray.h and files it includes. Change all regs.h
2235 dependencies to $(REGS_H).
2237 * toplev.c (x{m,re}alloc): If size is 0, allocate 1 byte.
2238 (xcalloc): Provide frontend for calloc.
2239 * {tree,rtl}.h (xcalloc): Add declaration.
2241 * basic-block.h (REG_BASIC_BLOCK): Convert reg_n_info to be a
2244 * regs.h (toplevel): Include varray.h.
2245 (reg_n_info): Switch to use a varray.
2247 (allocate_reg_info): Change num_regs argument to be size_t.
2249 * regclass.c (reg_info_data): New structure to remember groups of
2250 reg_info structures allocated that are to be zeroed.
2251 ({pref,alt}class_buffer): New statics to hold buffers
2252 allocate_reg_info allocates for {pref,alt}class_buffer.
2253 (regclass): Use {pref,alt}class_buffer to initialize
2255 (allocate_reg_info): Switch to make reg_n_info use varrays.
2256 Allocate buffers for the preferred and alter register class
2257 information. Change num_regs argument to be size_t, not int.
2259 * flow.c (reg_n_info): Switch to use varrays.
2261 Thu Jul 2 10:11:47 1998 Robert Lipe <robertl@dgii.com>
2263 * install.texi (sco3.2v5): Document new --with-gnu-as flag.
2264 * config/i386/sco5.h (JUMP_TABLES_IN_TEXT_SECTION): Defined as
2266 (USE_GAS): Conditionalize away native assembler usage.
2267 * config/i386/sco5gas.h: New file.
2268 * config/i386/t-sco5gas: New file.
2269 * configure.in (ix86-sco3.2v5*): Use new files if --with-gnu-as
2271 Thu Jul 2 08:20:00 1998 Catherine Moore <clm@cygnus.com>
2273 * haifa-sched.c (alloc_EXPR_LIST): Change to use
2276 Thu Jul 2 14:13:28 1998 Dave Love <d.love@dl.ac.uk>
2278 * Makefile.in (install-info): Don't use $realfile. Ignore
2279 possible errors from the install-info program.
2281 Thu Jul 2 01:53:32 1998 Alasdair Baird <alasdair@wildcat.demon.co.uk>
2283 * combine.c (simplify_comparison): Apply SUBREG_REG to SUBREGs.
2285 Wed Jul 1 23:06:03 1998 Richard Henderson <rth@cygnus.com>
2287 * i386.h (HARD_REGNO_MODE_OK): Kill spurrious test.
2288 (MODES_TIEABLE_P): Tie SImode and HImode.
2290 1998-07-01 Andreas Jaeger <aj@arthur.rhein-neckar.de>
2292 * invoke.texi (Optimize Options): Fix typo.
2294 Wed Jul 1 22:25:43 1998 Jim Wilson <wilson@cygnus.com>
2296 * xcoffout.c (xcoffout_begin_function): Call xcoffout_block for
2299 Wed Jul 1 23:12:58 1998 Ken Raeburn <raeburn@cygnus.com>
2301 * h8300.c (print_operand): Delete %L support.
2302 * h8300.md (branch_true, branch_false): Use %= with a prefix
2303 instead of %L for local branch labels.
2305 Wed Jul 1 21:27:13 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
2307 * reload1.c (emit_reload_insns): Use proper register classes for
2308 SECONDARY_INPUT_RELOAD_CLASS / SECONDARY_MEMORY_NEEDED code.
2310 Wed Jul 1 21:17:36 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
2312 * reload.c (find_reloads): If there are multiple
2313 RELOAD_FOR_INPUT_ADDRESS / RELOAD_FOR_OUTPUT_ADDRESS reloads for
2314 one operand, change RELOAD_FOR_INPADDR_ADDRESS /
2315 RELOAD_FOR_OUTADDR_ADDRESS for all but the first
2316 RELOAD_FOR_INPUT_ADDRESS / RELOAD_FOR_OUTPUT_ADDRESS reloads.
2318 Wed Jul 1 17:23:23 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
2320 * regmove.c (fixup_match_2): Check that P has RTX_CLASS 'i' before
2323 Wed Jul 1 05:04:41 1998 Richard Henderson <rth@cygnus.com>
2325 * expr.c (emit_group_load, emit_group_store): Rewrite considering
2326 the size and alignment of the structure being manipulated.
2327 * expr.c, calls.c, function.c: Update all callers.
2328 * expr.h: Update prototypes.
2329 * cse.c (invalidate): Cope with parallels.
2331 Wed Jul 1 04:22:23 1998 Richard Henderson <rth@cygnus.com>
2333 * sparc.c (function_arg_record_value): Take a MODE arg with which to
2334 create the PARALLEL. Update all callers.
2336 Wed Jul 1 04:10:35 1998 Richard Henderson <rth@cygnus.com>
2338 * expr.c (expand_assignment, store_constructor, expand_expr): Use
2339 convert_memory_address instead of convert_to_mode when possible.
2341 Wed Jul 1 03:48:00 1998 Richard Henderson <rth@cygnus.com>
2343 * alpha.c (alpha_initialize_trampoline): Take arguments describing
2344 the layout. Use ptr_mode. Disable hint generation. Use gen_imb.
2345 * alpha.h (INITIALIZE_TRAMPOLINE): Pass extra args to the init func.
2346 (TRANSFER_FROM_TRAMPOLINE): Move ...
2347 * alpha/osf.h: ... here.
2348 * alpha/vms.h (INITIALIZE_TRAMPOLINE): Use alpha_initialize_trampoline.
2349 (TRANSFER_FROM_TRAMPOLINE): Remove undef.
2350 * alpha/win-nt.h: Likewise.
2351 * alpha/vxworks.h: Likewise.
2353 * alpha/linux.h: Revert gcc2 merge lossage.
2355 Wed Jul 1 10:56:55 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
2357 * c-decl.c (grokdeclarator): Don't warn about implicit int in
2358 `typedef foo = bar'.
2360 Wed Jul 1 02:12:33 1998 Robert Lipe <robertl@dgii.com>
2362 * i386.c (asm_output_function_prefix): Make 686 function
2363 prologues not issue .types for non-global lables.
2365 Tue Jun 30 23:46:53 1998 Dmitrij Tejblum <tejblum@arc.hq.cti.ru>
2367 * i386/freebsd.h (WCHAR_TYPE): Chagne to an "int".
2368 (WCHAR_TYPE_SIZE): Update appropriately.
2370 Tue Jun 30 23:16:39 1998 Jeffrey A Law (law@cygnus.com)
2372 * flow.c (recompute_reg_usage): Does not return a value.
2373 * rtl.h (recompute_reg_usage): Update prototype.
2375 * jump.c (jump_optimize): Show that the jump chain is not
2376 valid when not optimizing.
2378 Tue Jun 30 16:01:01 1998 Richard Henderson <rth@cygnus.com>
2380 * rtl.def (CONSTANT_P_RTX): New.
2381 * rtl.h (CONSTANT_P): Recognize it.
2382 * cse.c (fold_rtx): Eliminate it.
2383 * expr.c (can_handle_constant_p): New variable.
2384 (init_expr_once): Initialize it.
2385 (expand_builtin): Generate CONSTANT_P_RTX if the expression is not
2386 immediately recognizable as a constant.
2388 * alpha.c (reg_or_6bit_operand): Recognize CONSTANT_P_RTX.
2389 (reg_or_8bit_operand, cint8_operand, add_operand): Likewise.
2390 (sext_add_operand, and_operand, or_operand): Likewise.
2391 (reg_or_cint_operand, some_operand, input_operand): Likewise.
2392 * alpha.h (PREDICATE_CODES): Add CONSTANT_P_RTX where needed.
2394 1998-06-30 Benjamin Kosnik <bkoz@bliss.nabi.net>
2396 * dbxout.c (dbxout_type_methods): Remove warn_template_debugging.
2398 Tue Jun 30 14:03:34 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2400 * aclocal.m4 (GCC_NEED_DECLARATION): Accept an optional second
2401 argument, which is typically preprocessor code used to draw in
2402 additional header files when looking for a function declaration.
2403 (GCC_NEED_DECLARATIONS): Likewise.
2405 * configure.in (GCC_NEED_DECLARATIONS): Add checks for getrlimit
2406 and setrlimit, search for them in sys/resource.h.
2408 * acconfig.h: Add stubs for NEED_DECLARATION_GETRLIMIT and
2409 NEED_DECLARATION_SETRLIMIT.
2411 * system.h: Prototype getrlimit/setrlimit if necessary.
2413 Tue Jun 30 10:54:48 1998 Mark Mitchell <mark@markmitchell.com>
2415 * rtl.texi: Don't say that RTX_INTEGRATED_P is not depended
2418 Tue Jun 30 13:11:42 1998 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2420 * rs6000/sysv4.h (asm output): add tabs for asm directives.
2422 Tue Jun 30 13:11:42 1998 David Edelsohn <edelsohn@mhpcc.edu>
2424 * Makefile.in (FLAGS_TO_PASS): Set AR_FLAGS to AR_FOR_TARGET_FLAGS.
2426 Tue Jun 30 08:59:15 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2428 * gansidecl.h (ATTRIBUTE_UNUSED): Use __unused__ not `unused'.
2429 Don't define NULL here. Also, remove all vestiges of autoconf
2430 based checks for bcmp/bcopy/bzero/index/rindex.
2432 * system.h: Immediately after including stdio.h, check for and if
2433 necessary provide a default definition of NULL.
2435 Tue Jun 30 08:22:05 1998 Michael Meissner <meissner@cygnus.com>
2437 * reload1.c (reload_cse_simplify_operands): Call
2438 fatal_insn_not_found, not abort.
2440 Tue Jun 30 02:34:02 1998 Jeffrey A Law (law@cygnus.com)
2442 * choose-temp.c (make_temp_file): Accept new argument for the
2443 file suffix to use. Allocate space for it and add it to the
2445 * mkstemp.c (mkstemps): Renamed from mkstemp. Accept new argument
2446 for the length of the suffix. Update template struture checks
2447 to handle optinal suffix.
2448 * collect2.c (make_temp_file): Update prototype.
2449 (main): Put proper suffixes on temporary files.
2450 * gcc.c (make_temp_file): Update prototype.
2451 (do_spec_1): Put proper suffixes on temporary files.
2453 Tue Jun 30 00:56:19 1998 Bruno Haible <haible@ilog.fr>
2455 * invoke.texi: Document new implicit structure initialization
2458 Mon Jun 29 22:12:06 1998 Jeffrey A Law (law@cygnus.com)
2460 * Merge from gcc2 June 9, 1998 snapshot. See ChangeLog.13 for
2463 * pa.c, pa.h, pa.md: Convert to gen_rtx_FOO.
2465 Mon Jun 29 20:12:41 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2467 * Makefile.in (fix-header): Don't needlessly depend on cpperror.o.
2469 * alias.c (CHECK_ALIAS_SETS_FOR_CONSISTENCY): Cast expansion to
2470 void since it is evaluated in a comma list.
2472 * mips.h (ASM_GENERATE_INTERNAL_LABEL): Always sprintf `NUM'
2473 argument as a long and cast `NUM' to long to ensure it is of the
2474 proper width. Wrap macro arguments in parens when they appear in
2477 * sol2.h (ASM_GENERATE_INTERNAL_LABEL): Likewise.
2479 * sparc.h (ASM_GENERATE_INTERNAL_LABEL): Likewise.
2480 (ASM_DECLARE_RESULT): Fix fprintf format specifier to match
2481 function argument return type.
2482 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_FP_P,
2483 REGNO_OK_FOR_CCFP_P): Use `(unsigned)' not `U'.
2485 * cpplib.c (cpp_message_from_errno): Remove unneeded argument to
2488 * dbxout.c: Fix the comments after an #endif to reflect the actual
2489 condition tested in the preceding #if.
2491 * except.c (find_all_handler_type_matches): Switch to old-style
2492 function definition.
2494 * expr.c (expand_builtin): Remove unused variable `type' twice.
2496 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Cast -1 before comparing it
2497 to an unsigned long.
2499 * haifa-sched.c (print_insn_chain): Remove unused function.
2501 * objc/objc-act.c (build_msg_pool_reference): Hide prototype and
2504 * toplev.c: When testing whether to include dbxout.h, also include
2505 it when XCOFF_DEBUGGING_INFO is defined.
2507 * unroll.c (unroll_loop): Add parentheses around assignment used
2510 Mon Jun 29 12:18:00 1998 Catherine Moore <clm@cygnus.com>
2512 * config/lb1spc.asm (.div, .udiv): Replace routines.
2514 Mon Jun 29 09:44:24 1998 Mark Mitchell <mark@markmitchell.com>
2516 * rtl.h: Update comment about special gen_rtx variants.
2517 * emit-rtl.c (gen_rtx): Handle MEMs using gen_rtx_MEM.
2519 Sun Jun 28 20:58:51 1998 Jeffrey A Law (law@cygnus.com)
2521 * choose-temp.c (choose_temp_base): Restore original variant of
2522 this function for compatibility.
2523 (make_temp_file): This is the new, preferred interface to create
2525 * collect2.c (choose_temp_base): Delete declaration.
2526 (make_temp_file): Declare.
2527 (temp_filename_length, temp_filename): Delete.
2528 (main): Use make_temp_file to get temporary files. Use --lang-c
2529 to force the resulting ctort/dtor file to be compiled with the C
2530 compiler. Make sure to remove temporary files on all exit paths.
2531 * gcc.c (make_temp_file): Provide prototype if MKTEMP_EACH_FILE is
2533 (choose_temp_base): Only provide prototype if MKTEMP_EACH_FILE is
2535 (do_spec): Use make_temp_file if MKTEMP_EACH_FILE is defined.
2537 Sun Jun 28 08:57:09 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2539 * configure.in (GCC_NEED_DECLARATIONS): Add strerror, getcwd and
2542 * acconfig.m4: Add stubs for NEED_DECLARATION_STRERROR,
2543 NEED_DECLARATION_GETCWD and NEED_DECLARATION_GETWD.
2545 * cccp.c: Remove strerror()/sys_nerr/sys_errlist decls.
2546 (my_strerror): Add prototype and make it static.
2548 * collect2.c: Likewise.
2550 * cpplib.c: Likewise.
2552 * gcc.c: Likewise, but keep `my_strerror' extern.
2554 * protoize.c: Likewise.
2556 * pexecute.c (my_strerror): Add argument to prototype.
2558 * system.h: Add prototypes for getcwd, getwd and strerror. Add
2559 extern decls for sys_nerr and sys_errlist. Make abort decl
2562 * getpwd.c: Remove decls for getwd and getcwd.
2564 Sun Jun 28 02:11:16 PDT 1998 Jeff Law (law@cygnus.com)
2566 * version.c: Bump for snapshot.
2568 Sat Jun 27 23:32:25 1998 Richard Henderson <rth@cygnus.com>
2570 * jump.c (jump_optimize): Use side_effects_p & may_trap_p instead
2571 of rtx_unsafe_p. Use modified_between_p instead of reg_set_between_p.
2572 Allow FP moves to be optimized.
2573 (rtx_unsafe_p): Delete.
2575 Sat Jun 27 23:02:04 1998 Richard Henderson <rth@cygnus.com>
2577 * objc/archive.c: Remove <string.h> prototypes.
2579 Sat Jun 27 22:37:05 1998 Jeffrey A Law (law@cygnus.com)
2581 * tm.texi (NEED_MATH_LIBRARY): Document new target macro.
2583 * Makefile.in (gencheck): Remove $(TREE_H) dependency.
2585 Sat Jun 27 20:20:00 1998 John Carr <jfc@mit.edu>
2587 * dsp16xx.h (FIRST_PSEUDO_REGISTER): Add parentheses to definition.
2588 * dsp16xx.c (next_cc_user_unsigned): New function.
2589 Remove save_next_cc_user_code.
2590 (print_operand): Use HOST_WIDE_INT_PRINT_* macros.
2591 * dsp16xx.md: Call next_cc_user_unsigned instead of using
2592 save_next_cc_user_code.
2593 Use gen_rtx_* functions instead of gen_rtx.
2595 Sat Jun 27 20:18:34 1998 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2597 * rs6000.h: Add trap_comparison_operator to PREDICATE_CODES.
2599 Sat Jun 27 16:45:42 1998 Jeffrey A Law (law@cygnus.com)
2601 * flow.c (count_reg_sets): New function.
2602 (count_reg_sets_1, count_ref_references): Likewise.
2603 (recompute_reg_usage): Likewise.
2604 * rtl.h (recompute_reg_usage): Add prototype.
2605 * toplev.c (rest_of_compilation): Call recompute_reg_usage just
2606 before local register allocation.
2608 Sat Jun 27 13:15:30 1998 Richard Henderson <rth@cygnus.com>
2610 * alpha.md (negsf, negdf): Revert Jan 22 change.
2612 Sat Jun 27 07:35:21 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2614 * mkstemp.c: Include gansidecl.h. Rename uint64_t to gcc_uint64_t.
2615 (mkstemp): Remove size specifier for variable `letters'. Call
2616 gettimeofday, not __gettimeofday.
2618 * Makefile.in (EXPR_H): New dependency variable.
2619 (c-typeck.o): Depend on $(EXPR_H) instead of expr.h.
2620 (c-iterate.o): Likewise.
2621 (gencheck): Depend on $(TREE_H) instead of tree.h, etc.
2622 (stor-layout.o): Depend on $(EXPR_H) instead of expr.h.
2623 (toplev.o): Likewise. Also depend on $(RECOG_H) instead of recog.h.
2624 (varasm.o): Depend on $(EXPR_H) instead of expr.h.
2625 (function.o): Likewise.
2627 (except.o): Likewise.
2629 (calls.o): Likewise.
2630 (expmed.o): Likewise.
2631 (explow.o): Likewise.
2632 (optabs.o): Likewise.
2633 (sdbout.o): Likewise.
2634 (dwarf2out.o): Likewise.
2635 (emit-rtl.o): Likewise.
2636 (integrate.o): Likewise.
2639 (gcse.o): Likewise. Also depend on $(BASIC_BLOCK_H) instead of
2641 (loop.o): Depend on $(EXPR_H) instead of expr.h.
2642 (unroll.o): Likewise.
2643 (combine.o): Likewise.
2644 (reload.o): Likewise.
2645 (reload1.o): Likewise.
2646 (caller-save.o): Likewise.
2647 (reorg.o): Likewise.
2648 (alias.o): Don't depend on insn-codes.h.
2649 (regmove.o): Depend on $(RECOG_H)/$(EXPR_H) instead of recog.h/expr.h.
2650 (insn-emit.o): Depend on $(EXPR_H) instead of expr.h.
2651 (insn-opinit.o): Likewise.
2653 Sat Jun 27 01:35:14 1998 Jeffrey A Law (law@cygnus.com)
2655 * choose-temp.c (choose_temp_base): Remove MPW bits. Use mkstemp
2657 * gcc.c (MKTEMP_EACH_FILE): Define.
2658 (main): No need to call choose_temp_base if we are going to
2659 use choose_temp_base to create each file later.
2660 * mkstemp.c: New file. Adapted from glibc.
2661 * Makefile.in (xgcc, colect2, protoize, unprotoize): Link in mkstemp.o
2662 (mkstemp.o): Add dependencies.
2664 * configure.in (gettimeofday): Check for its existance.
2665 * config.in (HAVE_GETTIMEOFDAY): Define.
2666 * configure: Rebuilt.
2668 1998-06-26 Michael Meissner <meissner@cygnus.com>
2670 * rs6000.md (ne 0, non power case): Add missing & constraint.
2672 (negative abs insns): Add pattern names.
2674 Fri Jun 26 17:36:42 1998 Dave Love <d.love@dl.ac.uk>
2676 * Makefile.in (install-info): Run install-info program in separate
2679 Fri Jun 26 16:03:15 1998 Michael Meissner <meissner@cygnus.com>
2681 * haifa-sched.c (schedule_block): Add hooks for the machine
2682 description to reorder the ready list, and update how many more
2683 instructions can be issued this cycle.
2684 * tm.texi (MD_SCHED_{INIT,REORDER,VARIABLE_ISSUE}): Document.
2686 Fri Jun 26 11:54:11 1998 David S. Miller <davem@pierdol.cobaltmicro.com>
2688 * config/sparc/sparc.h (REGNO_OK_FOR_{INDEX,BASE,FP,CCFP}_P):
2689 Explicitly mark the constant being compared against as unsigned.
2690 * config/sparc/sparc.c (sparc_select, cpu_default, cpu_table):
2691 Fully initialize final members.
2692 (mem_aligned_8): Explicit init of offset to zero.
2693 (output_function_prologue): Explicit init of n_regs to zero.
2694 (output_function_epilogue): Likewise, and mark arg size as
2696 (init_cumulative_args): Mark libname and indirect as unused.
2697 (function_arg_pass_by_reference): Likewise for cum and named.
2698 (sparc_builtin_saveregs): Likewise for arglist.
2699 (sparc_flat_eligible_for_epilogue_delay): Likewise for slot.
2701 Fri Jun 26 06:58:54 1998 Richard Earnshaw (rearnsha@arm.com)
2703 * arm.h (SECONDARY_INPUT_RELOAD_CLASS): Only need a secondary reload
2706 * arm.h (arm_adjust_cost): Renamed bogus prototype from
2708 (bad_signed_byte_operand): Add prototype.
2709 * arm.c (arm_override_options): Make I unsigned.
2710 (const_ok_for_arm): Add casts to the constants.
2711 (load_multiple_operation): Don't redeclare elt in sub-block.
2712 (arm_gen_movstrqi): Delete external declaration of optimize.
2713 (gen_compare_reg): Declare parameter fp.
2715 * arm.c (final_prescan_insn): Only initialize scanbody if the insn
2718 Fri Jun 26 09:31:24 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2720 * alpha.c: Include system.h and toplev.h.
2721 (cint8_operand): Mark parameter `mode' with ATTRIBUTE_UNUSED.
2722 (const48_operand): Likewise.
2723 (mode_width_operand): Likewise.
2724 (mode_mask_operand): Likewise.
2725 (mul8_operand): Likewise.
2726 (current_file_function_operand): Likewise.
2727 (signed_comparison_operator): Likewise.
2728 (divmod_operator): Likewise.
2729 (any_memory_operand): Likewise.
2730 (alpha_return_addr): Likewise for parameter `frame'.
2731 (alpha_builtin_saveregs): Likewise for parameter `arglist'.
2732 (vms_valid_decl_attribute_p): Likewise for parameters `decl' and
2734 (alpha_start_function): Likewise for parameter `decl'. Use
2735 HOST_WIDE_INT_PRINT_DEC in call to fprintf. Fix various format
2736 specifiers. Remove unused variables `lab' and `name'.
2737 (alpha_end_function): Mark parameter `decl' with ATTRIBUTE_UNUSED.
2738 (check_float_value): Likewise for parameter `overflow'.
2739 (alpha_need_linkage): Likewise for parameters `name' and `is_local'.
2741 * alpha.h (ASM_IDENTIFY_GCC, ASM_IDENTIFY_LANGUAGE): Define as
2743 (ASM_OUTPUT_SHORT): Cast argument to `int' in call to fprintf.
2744 (ASM_OUTPUT_CHAR): Likewise.
2745 (ASM_OUTPUT_BYTE): Likewise.
2746 (PRINT_OPERAND_ADDRESS): Use HOST_WIDE_INT_PRINT_DEC in call to
2748 (PUT_SDB_EPILOGUE_END): Mention argument `NAME' in definition.
2749 Add prototypes for functions in alpha.c.
2751 * alpha.md (ashldi3): Add default case in switch.
2753 1998-06-26 Manfred Hollstein <manfred@s-direktnet.de>
2755 * Makefile.in (gcc_version, gcc_version_trigger): New macros.
2756 (version): Initialize from $(gcc_version).
2758 * configure.in (version): Rename to gcc_version.
2759 (gcc_version_trigger): New variable; call AC_SUBST for it and
2760 emit it into the generated config.status.
2761 * configure: Regenerate.
2763 Thu Jun 25 12:47:41 1998 Mark Mitchell <mark@markmitchell.com>
2765 * fold-const.c (make_range): Don't go looking at TREE_OPERANDs of
2766 nodes that are not expressions.
2768 Thu Jun 25 15:08:16 1998 Mark Mitchell <mark@markmitchell.com>
2770 * invoke.texi (-fstrict-aliasing): Document.
2771 * rtl.texi (MEM_ALIAS_SET): Document.
2773 * flags.h (flag_strict_aliasing): Declare.
2774 * toplev.c (flag_strict_aliasing): Define.
2775 (f_options): Add -strict-aliasing.
2776 (main): Set flag_strict_aliasing if -O2 or higher.
2778 * tree.h (tree_type): Add alias_set field.
2779 (TYPE_ALIAS_SET): New macro.
2780 (TYPE_ALIAS_SET_KNOWN_P): Likewise.
2781 (get_alias_set): Declare.
2782 * tree.c (lang_get_alias_set): Define.
2783 (make_node): Initialize TYPE_ALIAS_SET.
2784 (get_alias_set): New function.
2785 * print-tree.c (print_node): Dump the alias set for a type.
2787 * c-tree.h (c_get_alias_set): Declare.
2788 * c-common.c (c_get_alias_set): New function.
2789 * c-decl.c (init_decl_processing): Set lang_get_alias_set.
2791 * expr.c (protect_from_queue): Propogage alias sets.
2792 (expand_assignment): Calculate alias set for new MEMs.
2793 (expand_expr): Likewise.
2794 * function.c (put_var_into_stack): Likewise.
2795 (put_reg_into_stack): Likewise.
2796 (gen_mem_addressof): Likewise.
2797 (assign_parms): Likewise.
2798 * stmt.c (expand_decl): Likewise.
2799 * varasm.c (make_decl_rtl): Eliminate redundant clearing of
2800 DECL_RTL. Calculate alias set for new MEMs.
2802 * rtl.def (REG): Add dummy operand.
2803 (MEM): Add extra operand to store the MEM_ALIAS_SET.
2804 * rtl.h (MEM_ALIAS_SET): New macro.
2805 (gen_rtx_MEM): Declare.
2806 * emit-rtl.c (gen_rtx_MEM): New function.
2807 * gengenrtl.c (sepcial_rtx): Make MEMs special.
2809 * alias.c (CHECK_ALIAS_SETS_FOR_CONSISTENCY): New macro.
2810 (DIFFERENT_ALIAS_SETS_P): Likewise.
2811 (canon_rtx): Propogate the alias set to the new MEM.
2812 (true_dependence): Check the alias sets.
2813 (anti_dependence): Likewise.
2814 (output_dependence): Likewise.
2815 * explow.c (stabilize): Progoate alias sets.
2816 * integrate.c (copy_rtx_and_substitute): Likewise.
2817 * final.c (alter_subreg): Make sure not to leave MEM_IN_STRUCT_P
2818 in an unpredictable state. Propogate alias sets.
2819 * reload1.c (reload): Clear MEM_ALIAS_SET for new MEMs about which
2820 we have no alias information.
2822 Thu Jun 25 16:59:18 EDT 1998 Andrew MacLeod <amacleod@cygnus.com>
2824 * except.h (CATCH_ALL_TYPE): Definition moved to eh-common.h.
2825 (find_all_handler_type_matches): Add function prototype.
2826 * eh-common.h (CATCH_ALL_TYPE): Definition added.
2827 * except.c (find_all_handler_type_matches): Add function to find all
2828 runtime type info in the exception table.
2829 (output_exception_table_entry): Special case for CATCH_ALL_TYPE.
2831 Thu Jun 25 15:47:55 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2833 * Makefile.in (xcoffout.o): Depend on toplev.h, output.h and dbxout.h.
2835 * config/fp-bit.c (_fpmul_parts): Move variables `x', `ylow',
2836 `yhigh' and `bit' into the scope in which they are used.
2837 (_fpdiv_parts): Remove unused variables `low', `high', `r0', `r1',
2838 `y0', `y1', `q', `remainder', `carry', `d0' and `d1'.
2840 * rs6000.c: Move include of output.h below tree.h. Include toplev.h.
2841 (any_operand): Mark unused parameters `op' and `mode' with
2843 (count_register_operand): Likewise for parameter `mode'.
2844 (fpmem_operand): Likewise.
2845 (short_cint_operand): Likewise.
2846 (u_short_cint_operand): Likewise.
2847 (non_short_cint_operand): Likewise.
2848 (got_operand): Likewise.
2849 (got_no_const_operand): Likewise.
2850 (non_add_cint_operand): Likewise.
2851 (non_logical_cint_operand): Likewise.
2852 (mask_operand): Likewise.
2853 (current_file_function_operand): Likewise.
2854 (small_data_operand): Likewise for parameters `op' and `mode' but
2855 only when !TARGET_ELF.
2856 (init_cumulative_args): Mark parameters `libname' with
2858 (function_arg_pass_by_reference): Likewise for parameters `cum',
2860 (expand_builtin_saveregs): Likewise for parameter `args'.
2861 (load_multiple_operation): Likewise for parameter `mode'.
2862 (store_multiple_operation): Likewise.
2863 (branch_comparison_operator): Likewise.
2864 (secondary_reload_class): Likewise.
2865 (print_operand): Add parentheses around & operation.
2866 (output_prolog): Mark parameter `size' with ATTRIBUTE_UNUSED.
2867 (output_epilog): Likewise. Cast argument to fprintf to int.
2868 (rs6000_adjust_cost): Mark parameter `dep_insn' with ATTRIBUTE_UNUSED.
2869 (rs6000_valid_decl_attribute_p): Likewise for parameters `decl',
2870 `attributes', `identifier' and `args'.
2871 (rs6000_valid_type_attribute_p): Likewise for parameter `attributes'.
2872 (rs6000_comp_type_attributes): Likewise for parameters `type1' and
2874 (rs6000_set_default_type_attributes): Likewise for parameter `type'.
2876 * rs6000.h (RTX_COSTS): Add parentheses around & operation.
2877 (toc_section, private_data_section, trap_comparison_operator): Add
2880 * dbxout.h (dbxout_parms, dbxout_reg_parms, dbxout_syms): Add
2883 * xcoffout.c: Include toplev.h, outout.h and dbxout.h.
2885 * xcoffout.h (stab_to_sclass, xcoffout_begin_function,
2886 xcoffout_begin_block, xcoffout_end_epilogue,
2887 xcoffout_end_function, xcoffout_end_block,
2888 xcoff_output_standard_types, xcoffout_declare_function,
2889 xcoffout_source_line): Add prototypes.
2891 Thu Jun 25 09:54:55 1998 Nick Clifton <nickc@cygnus.com>
2893 * config/arm/arm.h (REG_ALLOC_ORDER): Add ARG_POINTER_REGNUM,
2894 noticed by grahams@rcp.co.uk.
2896 Thu Jun 25 11:12:29 1998 Dave Brolley <brolley@cygnus.com>
2898 * gcc.c (default_compilers): Use new | syntax to eliminate
2899 string concatenation.
2901 Thu Jun 25 01:00:48 1998 Richard Henderson <rth@cygnus.com>
2903 * alpha.c (alpha_function_name): Delete.
2904 (alpha_ra_ever_killed): Notice current_function_is_thunk.
2905 (alpha_sa_mask, alpha_sa_size, alpha_does_function_need_gp): Likewise.
2906 (alpha_start_function): Reorg from output_prologue.
2907 (alpha_end_function): Reorg from output_epilogue.
2908 * alpha.h (ASM_DECLARE_FUNCTION_NAME): Call alpha_start_function.
2909 (ASM_DECLARE_FUNCTION_SIZE): New.
2910 (FUNCTION_PROLOGUE, FUNCTION_EPILOGUE): Delete.
2911 (PROFILE_BEFORE_PROLOGUE): Set.
2912 (ASM_OUTPUT_MI_THUNK): Remove bits now output by start/end_function.
2913 * alpha/win-nt.h (ASM_OUTPUT_MI_THUNK): Likewise.
2915 Thu Jun 25 01:18:47 1998 John Wehle (john@feith.com)
2917 * i386/freebsd-elf.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Define.
2919 1998-06-25 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
2921 * expr.c (expand_assignment): Rework address calculation for structure
2922 field members to expose more invariant computations to the loop
2924 (expand_expr): Likewise.
2926 Wed Jun 24 22:44:22 1998 Jeffrey A Law (law@cygnus.com)
2928 * local-alloc.c (block_alloc): Do not try to avoid false dependencies
2929 when SMALL_REGISTER_CLASSES is nonzero.
2931 Wed Jun 24 17:55:15 1998 Klaus Kaempf <kkaempf@progis.de>
2933 * alpha.md (call_vms, call_value_vms): Strip leading * from symbol.
2935 Wed Jun 24 16:27:23 1998 John Carr <jfc@mit.edu>
2937 * expr.c (get_memory_rtx): New function.
2938 (expand_builtin): Call get_memory_rtx for MEM arguments to builtin
2941 * expmed.c (init_expmed): Initialize all elements of *_cost arrays.
2943 * optabs.c: Use gen_rtx_FOO (...) instead of gen_rtx (FOO, ...).
2945 * explow.c: Likewise.
2946 * combine.c: Likewise.
2947 * reload1.c: Likewise.
2950 Wed Jun 24 15:13:01 1998 Dave Brolley <brolley@cygnus.com>
2952 * README.gnat: Add patch for new lang_decode_options interface.
2954 Wed Jun 24 09:14:04 EDT 1998 Andrew MacLeod <amacleod@cygnus.com>
2956 * except.c (start_catch_handler): Do nothing if EH is not on.
2958 1998-06-24 Manfred Hollstein <manfred@s-direktnet.de>
2960 * configure.in (gxx_include_dir): Initialize default value depending on
2961 new flag --enable-version-specific-runtime-libs; remove superfluous
2962 default initialization afterwards.
2963 * configure: Regenerate.
2965 Wed Jun 24 01:32:12 1998 David S. Miller <davem@pierdol.cobaltmicro.com>
2967 * toplev.c (rest_of_compilation): Revert May 15 change.
2969 Tue Jun 23 21:27:27 1998 Ken Raeburn <raeburn@cygnus.com>
2971 * reload.c (find_reloads): Fix check for failure to match any
2972 alternative, to account for Mar 26 change in initial "best" cost.
2974 Tue Jun 23 16:44:21 1998 Dave Brolley <brolley@cygnus.com>
2976 * cpplib.c (do_line): Typo broke #line directive.
2977 (cpp_message_from_errno): New function.
2978 (cpp_error_from_errno): Call cpp_message_from_errno.
2979 * cpplib.h (cpp_message_from_errno): New function.
2981 Tue Jun 23 13:38:18 EDT 1998 Andrew MacLeod <amacleod@cygnus.com>
2983 * libgcc2.c (__get_eh_table_version, __get_eh_table_language): New
2984 functions to return exception descriptor information.
2985 (find_exception_handler): Pass match_info field to runtime matcher,
2986 not a descriptor table entry.
2988 Tue Jun 23 09:30:58 1998 Dave Love <d.love@dl.ac.uk>
2990 * cpp.texi, gcc.texi: Add @dircategory, @direntry meant to
2991 accompany previous Makefile.in (install-info) change.
2993 Tue Jun 23 10:06:07 EDT 1998 Andrew MacLeod <amacleod@cygnus.com>
2995 * eh-common.h (struct __eh_info): Remove coerced value field.
2996 * libgcc2.c (find_exception_handler): Don't set coerced_value field.
2997 * except.c (get_dynamic_handler_chain, get_dynamic_cleanup_chain): Use
2998 POINTER_SIZE instead of Pmode.
2999 (expand_start_all_catch): Call start_catch_handler() if we are not
3000 using new style exceptions.
3002 Tue Jun 23 06:45:00 1998 Catherine Moore <clm@cygnus.com>
3004 * varasm.c (assemble_variable): Remove reference to warn_bss_align.
3006 Mon Jun 22 23:57:31 1998 David S. Miller <davem@pierdol.cobaltmicro.com>
3008 * config/sparc/sparc.md (zero_extendhidi2, extendhisi2,
3009 extendqihi2, extendqisi2, extendqidi2, extendhidi2, adddi3,
3010 subdi3, negdi2, call, call_value, untyped_return, nonlocal_goto,
3011 splits and peepholes): Change remaining generic gen_rtx calls to
3012 specific genrtl ones.
3013 * config/sparc/sparc.c: Likewise.
3015 Mon Jun 22 22:21:46 1998 Richard Henderson <rth@cygnus.com>
3017 * gcc.c (handle_braces): Recognize | between options as an or.
3019 Mon Jun 22 23:13:47 1998 John Wehle (john@feith.com)
3021 * i386/freebsd-elf.h (JUMP_TABLES_IN_TEXT_SECTION): Define as flag_pic.
3022 * i386/sysv4.h (JUMP_TABLES_IN_TEXT_SECTION): Define as flag_pic.
3024 * i386.md (exception_receiver): Define.
3026 Mon Jun 22 12:01:48 1998 Jim Wilson <wilson@cygnus.com>
3028 * Makefile.in (PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME,
3029 PROTOIZE_CROSS_NAME, UNPROTOIZE_CROSS_NAME): New variables.
3030 (install-common): Use them.
3032 * gcse.c (add_label_notes): New function.
3033 (pre_insert_insn): Call it.
3034 * unroll.c (unroll_loop): Look for insns with a REG_LABEL note, and
3035 pass the label to set_label_in_map.
3037 Mon Jun 22 19:01:14 1998 Dave Love <d.love@dl.ac.uk>
3039 * Makefile.in (install-info): Fix typpo in previous change.
3041 Mon Jun 22 11:10:00 1998 Catherine Moore <clm@cygnus.com>
3043 * varasm.c (assemble_variable): Emit alignment warning.
3045 Mon Jun 22 08:18:46 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3047 * Makefile.in (varasm.o): Depend on sdbout.h.
3048 (sdbout.o): Depend on toplev.h.
3050 * collect2.c (scan_prog_file): Cast fprintf argument to `long' and
3053 * final.c (shorten_branches): Cast first arg of `bzero' to char *.
3055 * genextract.c (main): When creating insn-extract.c, mark variable
3056 `i' with ATTRIBUTE_UNUSED.
3058 * genpeep.c (main): When creating insn-peep.c, mark variables
3059 `insn', `x' and `pat' with ATTRIBUTE_UNUSED.
3061 * objc/init.c (__objc_tree_print): Wrap function definition in
3064 * objc/objc-act.c (encode_array): Cast sprintf argument to `long'
3065 and use %ld specifier.
3066 (adorn_decl): Likewise, twice.
3068 * reload1.c (reload_cse_regs): Cast first arg of `bzero' to char *.
3070 * sdbout.c: Include output.h and toplev.h.
3071 (PUT_SDB_INT_VAL): Use HOST_WIDE_INT_PRINT_DEV to print argument
3072 `a'. Cast `a' to HOST_WIDE_INT to force it to always be so.
3073 (PUT_SDB_SIZE): Likewise.
3075 * sdbout.h (sdbout_mark_begin_function): Add prototype.
3077 * stmt.c (check_for_full_enumeration_handling): Cast argument of
3078 `warning' to long and use %ld specifier.
3080 * toplev.c (main): Likewise for `fprintf'.
3082 * toplev.h (output_file_directive): Add prototype.
3084 * unroll.c (unroll_loop): Use HOST_WIDE_INT_PRINT_DEC specifier in
3086 (precondition_loop_p): Likewise.
3088 * varasm.c Include sdbout.h.
3089 (assemble_static_space): Move sometimes-unused variable `rounded'
3090 into the scope in which it is used.
3092 * mips.c (gpr_mode): Don't say `static' twice.
3094 * cpplib.c (cpp_handle_option): Don't pass unneeded NULL to cpp_fatal.
3096 * objc/objc-act.c (init_selector): Hide prototype and definition.
3098 * optabs.c (gen_cond_trap): Remove unused variable `icode'.
3100 * regmove.c (copy_src_to_dest): Likewise for `i'.
3102 * mips-tfile.c (add_local_symbol): Cast width format specifier to int.
3103 (add_ext_symbol): Likewise.
3104 (add_file): Likewise.
3105 (parse_def): Likewise.
3106 (write_varray): Use HOST_PTR_PRINTF to print a pointer. Fix
3107 remaining format specifiers and arguments.
3108 (write_object): Likewise, several times.
3109 (read_seek): Likewise.
3110 (out_of_bounds): Likewise.
3111 (allocate_cluster): Likewise.
3112 (xmalloc): Likewise.
3113 (xcalloc): Likewise.
3114 (xrealloc): Likewise.
3117 * mips-tdump.c (print_symbol): Likewise.
3119 Sun Jun 21 17:05:34 1998 Dave Love <d.love@dl.ac.uk>
3121 * Makefile.in (install-info): Use install-info program if
3122 available, per GNU standard.
3124 Sun Jun 21 18:56:44 1998 Jeffrey A Law (law@cygnus.com)
3126 * invoke.texi: Document -mrelax for the mn10300 and mn10200.
3128 * basic-block.h (init_regset_vector): Delete declaration.
3129 * flow.c (init_regset_vector): Make it static and add a prototype.
3131 * bitmap.h (debug_bitmap): Declare.
3133 * haifa-sched.c (debug_ready_list): Make static.
3135 * toplev.h (fancy_abort): Declare.
3137 Sun Jun 21 18:30:13 1998 H.J. Lu (hjl@gnu.org)
3139 * basic-block.h (init_regset_vector): New declaration.
3141 * Makefile.in (sdbout.o): Add insn-codes.h to dependency.
3143 * global.c: Include machmode.h amd move hard-reg-set.h before
3146 * haifa-sched.c (insn_issue_delay, birthing_insn_p,
3147 adjust_priority, print_insn_chaino): New declaration.
3148 (schedule_insns): Remove declaration.
3149 (init_target_units, get_visual_tbl_length,
3150 init_block_visualization): Add prototype.
3152 * integrate.c (pushdecl, poplevel): Remove declaration.
3154 * rtl.h (expand_expr): Remove declaration.
3156 * loop.c (oballoc): Remove declaration.
3157 (replace_call_address): Add prototype.
3159 Sun Jun 21 01:08:17 PDT 1998 Jeff Law (law@cygnus.com)
3161 * version.c: Bump for snapshot.
3163 Sun Jun 21 01:16:38 1998 John Wehle (john@feith.com)
3165 * i386.c (output_fp_conditional_move): Don't bother handling
3166 (cc_prev_status.flags && CC_NO_OVERFLOW) since the INSN patterns
3167 prevent this from happening.
3169 * i386.md (nonlocal_goto_receiver): Delete.
3171 Sun Jun 21 00:42:20 1998 H.J. Lu (hjl@gnu.org)
3173 * Makefile.in (crtbeginS.o, crtendS.o): Add -fno-exceptions and
3175 (INSTALL): cd $(srcdir) before make.
3177 * flow.c (allocate_for_life_analysis, init_regset_vector):
3180 * function.h (get_first_block_beg): New declaration.
3182 * gbl-ctors.h (__do_global_dtors): Add prototype.
3184 * gcov-io.h (__fetch_long): New declaration.
3185 (__store_long): Likewise.
3186 (__read_long): Likewise.
3187 (__write_long): Likewise.
3189 * gcov.c (print_usage): New declaration.
3191 * Makefile.in (c-iterate.o): Depend on insn-codes.h too.
3193 Sat Jun 20 00:36:16 1998 Jeffrey A Law (law@cygnus.com)
3195 * calls.c (expand_call): Initialize "src" and "dest".
3196 * stmt.c (expand_return): Likewise.
3197 * expmed.c (extract_split_bit_field): Similarly for "result"
3198 * gcse.c (compute_hash_table): Mark first arg as unused.
3199 * jump.c (jump_optimize): Initialize reversep.
3200 * tree.c (make_node): Initialize length.
3202 * c-common.c (check_format_info): Initialize length_char and
3203 fci to keep -Wall quiet.
3205 * except.c (jumpif_rtx): Put declaration and definition
3206 inside a suitable #ifdef.
3207 (jumpifnot_rtx): Delete dead function.
3209 * i386.h (output_int_conditional_move): Declare.
3210 (output_fp_conditional_move): Likewise.
3211 (ix86_can_use_return_insn_p): Likewise.
3213 * optabs.c (init_traps): Put prototype inside a suitable #ifdef.
3215 Sat Jun 20 00:27:40 1998 Graham <grahams@rcp.co.uk>
3217 * alias.c: Include toplev.h
3218 * caller-save.c: Include toplev.h
3219 * combine.c: Include toplev.h
3220 * flow.c Include toplev.h
3221 * global.c: Include toplev.h
3222 * jump.c: Include toplev.h
3223 * local-alloc.c: Include toplev.h
3224 * loop.c: Include toplev.h
3225 * regmove.c: Include toplev.h
3226 * stupid.c: Include toplev.h
3227 * unroll.c: Include toplev.h
3228 * Makefile.in: Add toplev.h dependencies.
3230 Fri Jun 19 22:40:25 1998 Jason Merrill <jason@yorick.cygnus.com>
3232 * regmove.c (copy_src_to_dest): Add decl for loop_depth.
3234 * svr4.h (ASM_GENERATE_INTERNAL_LABEL): Cast arg to unsigned.
3235 * dwarf2out.c (ASM_OUTPUT_DWARF_DATA1): Likewise.
3236 Add parens to various macros.
3238 Fri Jun 19 23:22:42 1998 Bruno Haible <bruno@linuix.mathematik.uni-karlsruhe.de>
3240 * c-typeck.c (pop_init_level): Warn about implicit zero initialization
3243 Fri Jun 19 23:06:33 1998 Jason Merrill <jason@yorick.cygnus.com>
3245 * varasm.c (assemble_start_function): Add weak_global_object_name.
3246 * tree.c (get_file_function_name): Use it.
3248 Fri Jun 19 22:55:14 1998 Jeffrey A Law (law@cygnus.com)
3250 * except.c (jumpif_rtx): Make static and add prototype.
3251 (jumpifnot_rtx): Likewise.
3253 * README.gnat: Add a build patch from Fred Fish.
3255 * c-lang.c (GNU_xref_begin, GNU_xref_end): Deleted.
3257 * Makefile.in (c-iterate.o): Depend on expr.h.
3259 Fri Jun 19 20:38:34 1998 H.J. Lu (hjl@gnu.org)
3261 * except.h (emit_unwinder, end_eh_unwinder): Removed.
3263 * dwarfout.c (getpwd): Add prototype.
3264 (is_pseudo_reg, type_main_variant, is_tagged_type,
3265 is_redundant_typedef): New declaration.
3266 (output_decl): Add prototype for FUNC.
3267 (type_main_variant): Make it static.
3268 (is_tagged_type): Likewise.
3269 (is_redundant_typedef): Likewise.
3271 * expr.c (do_jump_by_parts_greater_rtx): Removed.
3272 (truthvalue_conversion): Likewise.
3274 * c-iterate.c: Include "expr.h".
3275 (expand_expr): Use proper values when calling the function.
3277 * explow.c (emit_stack_save): Add prototype for FCN.
3278 (emit_stack_restore): Likewise.
3280 * dwarf2out.c (getpwd): Add prototype.
3282 * dwarf2out.h (debug_dwarf, debug_dwarf_die): New declarations.
3284 * c-typeck.c (c_expand_asm_operands): Use proper values when calling
3287 * c-lex.c (yyprint): Add prototype.
3288 (check_newline, build_objc_string): Remove declaration.
3290 * c-tree.h (comptypes_record_hook): Removed.
3291 (finish_incomplete_decl): New prototype.
3293 * alias.c (find_base_value): Add prototype.
3294 (true_dependence): Add prototype for function argument.
3296 * c-aux-info.c (xmalloc): Remove declaration.
3298 Fri Jun 19 20:23:05 1998 Robert Lipe <robertl@dgii.com>
3300 * i386.c: Include system.h. Remove redundant includes.
3301 (optimization_options): Mark param 'size' with ATTRIBUTE_UNUSED.
3302 (i386_cc_probably_useless_p): Likewise for 'decl', 'attributes',
3303 'identifier', 'args'.
3304 (i386_valid_type_attribute_p): Likewise for 'attributes'.
3305 (i386_comp_type_attribute_p): Likewise for 'type1', 'type2'.
3306 (function_arg_partial_nregs): Likewise for 'cum', 'mode', 'type',
3308 (symbolic_operand): Likewise for 'mode'.
3309 (call_insn_operand): Likewise.
3310 (expander_call_insn_operand): Likewise.
3311 (ix86_logical_operator): Likewise.
3312 (ix86_binary_operator_ok): Likewise.
3313 (emit_pic_move): Likewise.
3314 (VOIDmode_compare_op): Likewise.
3316 (str_immediate_operand): Likewise.
3317 (ix86_uary_operator_ok): Likewise for 'code', 'mode', and 'operands'.yy
3318 (asm_output_function_prefix): Likewise for 'name'.
3319 (function_prologue): Likewise for 'file', and 'size'.
3320 (function_epilogue): Likewise.
3322 1998-06-19 Jim Wilson <wilson@cygnus.com>
3324 * loop.h (struct induction): Clarify comment for unrolled field.
3325 * unroll.c (find_splittable_givs): Move set of unrolled field
3326 after address validity check.
3328 Fri Jun 19 18:38:04 1998 Michael Meissner <meissner@cygnus.com>
3330 * config/fp-bit.c (INLINE): Only define if not already defined.
3332 1998-06-19 Manfred Hollstein <manfred@s-direktnet.de>
3334 * Makefile.in (installdirs): Loop over directories in $(libsubdir)
3335 creating probably missing ones, instead of single if statements.
3337 Fri Jun 19 10:43:52 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
3339 * c-common.c (truthvalue_conversion): Protect side effects in the
3340 expression when splitting a complex value.
3341 * fold-const.c (fold): Likewise.
3343 Fri Jun 19 02:31:16 1998 Klaus Kaempf (kkaempf@progis.de)
3345 * cccp.c (hack_vms_include_specification): rewrite to handle
3346 '#include <dir/file.h>' correctly.
3348 Fri Jun 19 02:24:11 1998 H.J. Lu (hjl@gnu.org)
3350 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Defined.
3352 Fri Jun 19 02:10:10 1998 John Wehle (john@feith.com)
3354 * i386.c (notice_update_cc): Integer conditional moves don't
3357 * i386.md (movsfcc, movdfcc, movxfcc): Use emit_store_flag
3358 to support LT, LE, GE, and GT signed integer comparisons.
3359 (movsfcc+1, movsfcc+2, movdfcc+1, movdfcc+2,
3360 movxfcc+1, movxfcc+2): Pattern doesn't match if the comparison
3361 is LT, LE, GE, or GT.
3362 (movdicc): Remove code resulting from an earlier patch which
3363 didn't apply correctly.
3365 Fri Jun 19 02:00:19 1998 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3367 * reload1.c (reload_cse_regno_equal_p): If -ffloat-store, don't
3368 consider a MEM in FP mode as equal.
3370 Fri Jun 19 01:02:17 1998 Jeffrey A Law (law@cygnus.com)
3372 * c-decl.c (duplicate_decls): Avoid setting TREE_ASM_WRITTEN for
3373 duplicate declarations of a function.
3375 Fri Jun 19 00:33:33 1998 H.J. Lu (hjl@gnu.org)
3377 * config/float-i386.h: New.
3379 * configure.in (i[34567]86-*-linux-*): Set float_format to i386.
3381 Thu Jun 18 20:11:00 1998 Jim Wilson <wilson@cygnus.com>
3383 * sched.c (schedule_insns): Use xmalloc not alloca for max_uid
3384 indexed arrays. Call free at the end of the function for them.
3385 * haifa-sched.c (schedule_insns): Likewise.
3387 Thu Jun 18 18:16:01 1998 Jim Wilson <wilson@cygnus.com>
3389 * dwarf2out.c (size_of_string): Do count backslashes.
3391 Thu Jun 18 11:43:54 1998 Nick Clifton <nickc@cygnus.com>
3393 * config/arm/thumb.h (GO_IF_LEGITIMATE_ADDRESS): Disallow REG+REG
3394 addressing when one register is the frame pointer or stack
3395 pointer. Disallow REG+CONST addressing in HI mode.
3397 Thu Jun 18 17:30:39 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
3399 * reload.c (find_reloads): Don't narrow scope of RELOAD_OTHER to
3402 Thu Jun 18 09:36:50 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3404 * Makefile.in (c-lang.o): Depend on output.h.
3406 * c-lang.c: Include output.h.
3408 * sparc.c (sparc_builtin_saveregs): Remove unused variable `fntype'.
3410 * except.c (expand_builtin_eh_stub): Likewise for variable `jump_to'.
3412 * genrecog.c (write_subroutine): When writing insn-recog.c, mark
3413 variables `insn', `pnum_clobbers', `x[0 .. max_depth]' and `tem'
3414 with ATTRIBUTE_UNUSED.
3416 * regmove.c (copy_src_to_dest): Make function static to match its
3419 * reload1.c Include hard-reg-set.h before rtl.h to get macro
3420 HARD_CONST. Include machmode.h before hard-reg-set.h.
3422 * rtl.h: Prototype `retry_global_alloc' and wrap with macro
3423 HARD_CONST to protect usage of typedef HARD_REG_SET.
3425 * tree.c: Prototype `_obstack_allocated_p'.
3427 * varasm.c: Wrap prototype of `asm_output_aligned_bss' in macro
3430 Thu Jun 18 09:20:47 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3432 * pa.c: Include system.h and toplev.h. Remove redundant code.
3433 (call_operand_address): Mark parameter `mode' with ATTRIBUTE_UNUSED.
3434 (symbolic_operand): Likewise.
3435 (symbolic_memory_operand): Likewise.
3436 (pic_label_operand): Likewise.
3437 (fp_reg_operand): Likewise.
3438 (pre_cint_operand): Likewise.
3439 (post_cint_operand): Likewise.
3440 (ireg_or_int5_operand): Likewise.
3441 (int5_operand): Likewise.
3442 (uint5_operand): Likewise.
3443 (int11_operand): Likewise.
3444 (uint32_operand): Likewise.
3445 (ior_operand): Likewise.
3446 (lhs_lshift_cint_operand): Likewise.
3447 (pc_or_label_operand): Likewise.
3448 (legitimize_pic_address): Likewise.
3449 (hppa_legitimize_address): Likewise for parameter `old'.
3450 (output_block_move): Likewise for parameter `size_is_constant'.
3451 (output_function_prologue): Likewise for parameter `size'.
3452 (output_function_epilogue): Likewise.
3453 (return_addr_rtx): Likewise for parameter `count'.
3454 (output_mul_insn): Likewise for parameter `unsignedp'.
3455 (hppa_builtin_saveregs): Likewise for parameter `arglist'.
3456 (output_bb): Likewise for parameter `operands'.
3457 (output_bvb): Likewise.
3458 (function_label_operand): Likewise for parameter `mode'.
3459 (plus_xor_ior_operator): Likewise.
3460 (shadd_operand): Likewise.
3461 (non_hard_reg_operand): Likewise.
3462 (eq_neq_comparison_operator): Likewise.
3463 (movb_comparison_operator): Likewise.
3464 (pa_combine_instructions): Likewise for parameter `insns'.
3466 * pa.h: Add prototypes for functions `output_deferred_plabels',
3467 `override_options', `output_ascii', `output_function_prologue',
3468 `output_function_epilogue', `print_operand',
3469 `symbolic_expression_p', `reloc_needed', `compute_frame_size',
3470 `hppa_address_cost', `and_mask_p', `symbolic_memory_operand',
3471 `pa_adjust_cost', `pa_adjust_insn_length' and
3472 `secondary_reload_class'.
3474 Wed Jun 17 22:28:48 1998 Jason Merrill <jason@yorick.cygnus.com>
3476 * configure.in: Don't turn on collect2 unconditionally.
3478 Wed Jun 17 20:20:48 1998 Mark Mitchell <mark@markmitchell.com>
3480 * cse.c (cse_basic_block): Don't include NOTE insns in the count
3481 that is used to decide whether or not it is time to erase the
3484 Wed Jun 17 18:30:43 1998 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3486 * rs6000/linux.h (JUMP_TABLES_IN_TEXT_SECTION): Define to zero.
3488 Wed Jun 17 19:05:03 1998 John Carr <jfc@mit.edu>
3490 * haifa-sched.c (haifa_classify_insn): TRAP_IF is risky.
3491 (sched_analyze_2): Allow scheduling TRAP_IF.
3493 * reorg.c (mark_referenced_resources): Examine operands of TRAP_IF.
3495 * rtl.h (TRAP_CODE): New macro.
3497 * rtl.def (TRAP_IF): Change second operand type to rtx.
3499 * optabs.c (gen_cond_trap): New function.
3500 (init_traps): New function.
3501 (init_optabs): Call init_traps.
3502 * expr.h: Declare gen_cond_trap.
3504 * jump.c (jump_optimize): Optimize jumps to and around traps.
3506 * sparc.md: Define trap instructions.
3508 * rs6000.md: Define trap instructions.
3509 * rs6000.c (print_operand): New code 'V' for trap condition.
3510 (trap_comparison_operator): New function.
3512 * m88k.md: Update use of TRAP_IF.
3514 * tree.h (enum built_in_function): New function code BUILT_IN_TRAP.
3515 * c-decl.c (init_decl_processing): New builtin __builtin_trap.
3516 * expr.c (expand_builtin): Handle BUILT_IN_TRAP.
3518 * expr.c (expand_builtin): Error if __builtin_longjmp second argument
3521 Wed Jun 17 15:20:00 PDT 1998 Catherine Moore <clm@cygnus.com>
3523 * reload1.c (spill_hard_reg): Check mode of register when
3524 spilling from scratch_list.
3526 Wed Jun 17 16:25:38 EDT 1998 Andrew MacLeod (amacleod@cygnus.com)
3528 * except.c (add_new_handler): fix bug in finding last region handler.
3529 * libgcc2.c (find_exception_handler): Pass exception table pointer
3530 to runtime type matcher, not the match info field.
3532 Wed Jun 17 15:57:48 EDT 1998 Andrew MacLeod (amacleod@cygnus.com)
3534 * eh-common.h (struct eh_context): Add comment for hidden use of
3535 field dynamic_handler_chain.
3536 * except.c (get_dynamic_handler_chain): Comment on, and use the
3537 correct offset of the dynamic_handler_chain field.
3539 1998-06-17 12:46:56 1998 Jim Wilson <wilson@cygnus.com>
3541 * mips/iris6.h (LINK_SPEC): Add -woff 131.
3543 1998-06-17 Jason Merrill <jason@yorick.cygnus.com>
3545 * dwarf2out.c: Disable EH_FRAME_SECTION if we don't have .init.
3547 * configure.in: Don't disable collect2 when we have GNU ld.
3549 Wed Jun 17 08:38:13 1998 Jeffrey A Law (law@cygnus.com)
3551 * fold-const.c (make_range): Do not widen the type of the expression.
3553 * expr.c (check_max_integer_computation_mode): New function.
3554 (expand_expr): Avoid integer computations in modes wider than
3555 MAX_INTEGER_COMPUTATION_MODE.
3556 * fold-const.c (fold): Likewise.
3557 * tree.h (check_max_integer_computation_mode): Declare.
3558 * tm.texi (MAX_INTEGER_COMPUTATION_MODE): Document it.
3560 * configure.in (nm): Make a link to "nm" in the build tree too.
3562 * mn10300.md (andsi3): Fix typo.
3564 Tue Jun 16 22:58:40 1998 Richard Henderson <rth@cygnus.com>
3566 * reload1.c (reload_cse_regs): Call bzero instead of looping.
3568 Tue Jun 16 18:30:35 1998 Jim Wilson <wilson@cygnus.com>
3570 * dwarf2out.c (stripattributes): Prepend '*' to the section name.
3572 Tue Jun 16 16:49:26 1998 Richard Henderson <rth@cygnus.com>
3574 * alpha.c (alpha_expand_prologue, alpha_expand_epilogue): New fns.
3575 (output_prologue, output_epilogue): Merge VMS and OSF versions;
3576 Remove anything related to the actual code generation.
3577 (output_end_prologue): New function.
3578 (alpha_sa_mask, alpha_sa_size): Merge VMS and OSF versions.
3579 (alpha_does_function_need_gp): Return false for VMS.
3580 (alpha_function_needs_gp): Make static.
3581 (add_long_const): Delete.
3582 (summarize_insn): Don't assume a SUBREG is of a REG.
3583 Prototype all static functions. Rename VMS-specific global
3585 * alpha.h (TARGET_CAN_FAULT_IN_PROLOGUE): Default to 0.
3586 (FUNCTION_BOUNDARY): Align to cache line.
3587 (LOOP_ALIGN, ALIGN_LABEL_AFTER_BARRIER): Align to octaword.
3588 (FUNCTION_END_PROLOGUE): New macro.
3589 * alpha.md (attribute length): New. Mark all insns.
3590 (return_internal, prologue_stack_probe_loop) New patterns.
3591 (prologue, init_fp, epilogue): New patterns.
3593 * linux.h (TARGET_CAN_FAULT_IN_PROLOGUE): Define.
3595 Tue Jun 16 17:36:35 1998 Dave Brolley <brolley@cygnus.com>
3597 * toplev.c (lang_options): Add -trigraphs option for cpplib.
3599 Tue Jun 16 23:33:24 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
3601 * reload1.c (reload_reg_free_before_p): RELOAD_FOR_OUTADDR_ADDRESS
3602 is earlier than RELOAD_FOR_OUTPUT_ADDRESS; RELOAD_FOR_INPADDR_ADDRESS
3603 is earlier than RELOAD_FOR_INPUT_ADDRESS.
3605 Tue Jun 16 13:15:16 1998 Jim Wilson <wilson@cygnus.com>
3607 * libgcc1-test.c (memcpy): Define.
3609 Tue Jun 16 13:44:02 1998 Michael Meissner <meissner@cygnus.com>
3611 * genattrtab.c (struct attr_desc): Change int flags to bit
3612 fields. Add bit fields for this being function_units_used
3613 or *_blockage_range attributes.
3614 (write_unit_name): New function to print a function unit name
3616 (expand_units): Indicate whether this is function_units_used or
3617 *_blockage_range attributes.
3618 (write_toplevel_expr): Print function_units_used and
3619 *_blockage_range attributes in a more friendly fashion.
3620 (make_internal_attr): Indicate whether this attribute is either
3621 function_units_used or *_blockage_range.
3623 Mon Jun 15 17:06:43 1998 Michael Meissner <meissner@cygnus.com>
3624 Jim Wilson <wilson@cygnus.com>
3626 * regmove.c (copy_src_to_dest): Do not copy src to dest if either
3627 the source or destination is special.
3629 Mon Jun 15 13:20:33 1998 Jim Wilson <wilson@cygnus.com>
3631 * c-decl.c (shadow_tag_warned): Use specs not declspecs in for loop.
3633 Mon Jun 15 07:16:29 PDT 1998 Jeff Law (law@cygnus.com)
3635 * version.c: Bump for snapshot.
3637 Sat Jun 13 13:10:40 1998 Krister Walfridsson <cato@df.lth.se>
3639 * config/sparc/netbsd.h (DEFAULT_PCC_STRUCT_RETURN): Undefine before
3642 Fri Jun 12 18:06:45 1998 Doug Evans <devans@egcs.cygnus.com>
3644 * m32r/m32r.h (STARTFILE_SPEC): Delete crtsysc.o.
3645 (ENDFILE_SPEC): Add -lgloss.
3647 Fri Jun 12 14:57:59 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3649 * mips.c (small_int): Mark parameter `mode' with ATTRIBUTE_UNUSED.
3650 (large_int): Likewise.
3651 (pc_or_label_operand): Likewise.
3652 (call_insn_operand): Likewise.
3653 (consttable_operand): Likewise.
3654 (m16_uimm3_b): Likewise.
3655 (m16_simm4_1): Likewise.
3656 (m16_nsimm4_1): Likewise.
3657 (m16_simm5_1): Likewise.
3658 (m16_nsimm5_1): Likewise.
3659 (m16_uimm5_4): Likewise.
3660 (m16_nuimm5_4): Likewise.
3661 (m16_simm8_1): Likewise.
3662 (m16_nsimm8_1): Likewise.
3663 (m16_uimm8_1): Likewise.
3664 (m16_nuimm8_1): Likewise.
3665 (m16_uimm8_m1_1): Likewise.
3666 (m16_uimm8_4): Likewise.
3667 (m16_nuimm8_4): Likewise.
3668 (m16_simm8_8): Likewise.
3669 (m16_nsimm8_8): Likewise.
3670 (m16_usym8_4): Likewise.
3671 (m16_usym5_4): Likewise.
3672 (mips_move_1word): Change type of variable `i' from int to size_t.
3673 (mips_move_2words): Likewise.
3674 (output_block_move): Mark parameter `libname' with ATTRIBUTE_UNUSED.
3675 (function_arg_advance): Use HOST_PTR_PRINTF to print an address.
3676 (function_arg): Likewise.
3677 (function_arg_partial_nregs): Mark parameter `named' with
3679 (override_options): Use ISDIGIT instead of isdigit.
3680 (mips_output_external): Mark parameter `file' with ATTRIBUTE_UNUSED.
3681 (final_prescan_insn): Likewise for parameters `opvec' and `noperands'.
3682 (save_restore_insns): Cast HOST_WIDE_INT arguments passed to
3683 function `fatal' to long before printing. Use
3684 HOST_WIDE_INT_PRINT_DEC in fprintf. Both changes done several
3685 times in this function.
3686 (function_prologue): Mark parameter `size' with ATTRIBUTE_UNUSED.
3687 (function_epilogue): Likewise for parameters `file' and `size'.
3688 Print an int with "%d" not "%ld".
3689 (mips_select_rtx_section): Mark parameter `x' with ATTRIBUTE_UNUSED.
3690 (mips_function_value): Likewise for parameter `func'.
3691 (function_arg_pass_by_reference): Likewise for parameters `cum'
3693 (extend_operator): Likewise for parameter `mode'
3694 (highpart_shift_operator): Likewise.
3696 * mips.md (mul_acc_si): Remove unused variable `macc'.
3698 Fri Jun 12 09:33:44 1998 Richard Henderson <rth@cygnus.com>
3700 * fold-const.c (fold): Revert last change. It breaks constant
3701 expressions somehow.
3703 Fri Jun 12 10:23:36 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
3705 * expr.c (do_jump, case EQ_EXPR, NE_EXPR): When comparing complex
3706 prevent operands from being evaluated twice.
3708 Fri Jun 12 00:50:27 1998 Sergey Okhapkin <sos@prospect.com.ru>
3710 * toplev.c (lang_options): Add -remap as a preprocessor option.
3712 Fri Jun 12 00:30:32 1998 John Wehle (john@feith.com)
3714 * i386.md (cmpsi_1, cmphi_1, cmpqi_1): Remove code
3715 which set CC_REVERSED since reload should ensure that
3716 the operands are already the correct type.
3718 Thu Jun 11 17:14:15 1998 Jim Wilson <wilson@cygnus.com>
3720 * except.c (expand_builtin_eh_stub): Call emit_move_insn rather than
3721 calling gen_rtx_SET.
3723 Thu Jun 11 18:45:49 1998 David Edelsohn <edelsohn@mhpcc.edu>
3725 * config/rs6000/x-aix43 (AR): Delete.
3726 (AR_FOR_TARGET_FLAGS): Add -X32_64 here.
3728 Thu Jun 11 16:19:17 1998 David W. Schuler <schuld@btv.ibm.com>
3730 * config/i386/aix386ng.h (CPP_SPEC): Remove extraneous quote.
3732 Thu Jun 11 12:40:27 1998 Jim Wilson <wilson@cygnus.com>
3734 * mips.c (override_options): Replace word_mode with explicit
3737 Thu Jun 11 14:50:02 1998 Michael Meissner <meissner@cygnus.com>
3739 * regmove.c (regmove_optimize): If we can't replace the
3740 destination in an insn that sets the source, generate an explicit
3741 move of the source to the destination.
3742 (copy_src_to_dest): New function.
3743 (toplevel): Include basic-block.h
3745 * Makefile.in (regmove.o): Add basic-block.h dependencies.
3747 Thu Jun 11 10:30:09 1998 Dave Brolley <brolley@cygnus.com>
3749 * toplev.c (lang_options): Add missing options (nostdinc, idirafter).
3751 Wed Jun 10 23:39:32 1998 Mark Mitchell <mark@markmitchell.com>
3753 * rtl.h (rtx_def): Improve documentation.
3754 (MEM_IN_STRUCT_P): Likewise.
3756 Wed Jun 10 23:23:17 1998 Graham <grahams@rcp.co.uk>
3758 * c-decl.c (start_decl): Correct test for -Wmain.
3760 * c-decl.c (grokdeclarator): Remove unused variable "last".
3762 Wed Jun 10 14:52:27 1998 Jim Wilson <wilson@cygnus.com>
3764 * expr.c (expand_builtin_setjmp): Store const1_rtx in target.
3765 (expand_builtin_longjmp): Abort if value isn't const1_rtx.
3766 Delete code storing value in static_chain_rtx.
3767 (expand_builtin, case BUILT_IN_LONGJMP): Pass NULL_RTX for target
3768 to second expand_expr call.
3770 Wed Jun 10 13:08:41 1998 Mark Mitchell <mark@markmitchell.com>
3772 * mips/mips.c: Remove -mabi=o32 and -mabi=n64.
3774 Wed Jun 10 13:41:23 1998 Dave Brolley <brolley@cygnus.com>
3776 * cppmain.c (fatal): New function.
3777 * configure.in (cpp_main): New configuration variable.
3778 * configure: Regenerated.
3779 * Makefile.in (CCCP): Use a configuration variable to select basex
3781 (cppmain$(exeext)): Add @extra_cpp_objs@.
3783 Wed Jun 10 13:07:02 1998 Dave Brolley <brolley@cygnus.com>
3785 * objc/objc-act.c: Add cpplib declarations.
3786 (lang_decode_option): Initialize cpplib if necessary.
3787 (lang_decode_option): New argc/argv interface.
3788 * tree.h (lang_decode_option): New argc/argv interface.
3789 * toplev.c (lang_options): Add cpp options.
3790 (main): New interface for lang_decode_option.
3791 * gcc.c (default_compilers): Don't call cpp for a cpplib-enabled C compiler
3792 unless -E, -M or -MM is specified.
3793 * cpplib.h (cpp_handle_option): New function.
3794 * cpplib.c (cpp_handle_option): New function.
3795 (cpp_handle_options): Now calls cpp_handle_option.
3796 * c-tree.h (c_decode_option): New argc/argv interface.
3797 * c-lex.c (init_parse): cpplib now initialized in c_decode_option.
3798 * c-lang.c (lang_decode_option): New argc/argv interface.
3799 * c-decl.c: Add cpplib declarations.
3800 (c_decode_option): New argc/argv interface.
3801 (c_decode_option): Call cpp_handle_option.
3802 (c_decode_option): Now returns number of strings processed.
3804 Wed Jun 10 09:47:13 1998 Richard Earnshaw (rearnsha@arm.com)
3806 * unroll.c (verify_addresses): Use validate_replace_rtx to undo the
3807 changes. Abort if the undo fails.
3809 1998-06-10 Vladimir N. Makarov <vmakarov@cygnus.com>
3811 * config/rs6000/rs6000.c (output_prolog): Change locations and
3812 directions of saving and restoring arguments of main on the stack.
3814 Wed Jun 10 08:56:27 1998 John Carr <jfc@mit.edu>
3816 * reload1.c (reload_cse_simplify_operands): Do not call gen_rtx_REG
3817 for each alternative. Do not replace a CONST_INT with a REG unless
3820 Wed Jun 10 02:11:55 1998 Jeffrey A Law (law@cygnus.com)
3822 * decl.c (init_decl_processing): Fix typo.
3824 * mips.c (gpr_mode): New variable.
3825 (override_options): Initialize gpr_mode.
3826 (compute_frame_size): Use "gpr_mode" instead of "word_mode" to
3827 determine size and offset of general purpose registers save slots.
3828 (save_restore_insns, mips_expand_prologue): Similarly.
3830 * reload.c (find_reloads_toplev): Use gen_lowpart common to convert
3831 between constant representations when we have (SUBREG (REG)) with
3832 REG equivalent to a constant.
3834 Wed Jun 10 01:39:00 1998 Juha Sarlin <juha@c3l.tyreso.se>
3836 * h8300.c (get_shift_alg): Add special cases for shifts of 8 and 24.
3838 Tue Jun 9 22:05:34 1998 Richard Henderson <rth@cygnus.com>
3840 * fold-const.c (fold): Even with otherwise constant trees, look for
3841 opportunities to combine integer constants.
3843 Wed Jun 3 23:41:24 EDT 1998 John Wehle (john@feith.com)
3845 * i386.c (notice_update_cc): Clear cc_status.value2 in the
3846 case of UNSPEC 5 (bsf).
3848 * i386.md (movsfcc, movdfcc, movxfcc): The floating point
3849 conditional move instructions don't support signed integer
3852 Tue Jun 9 14:31:19 1998 Nick Clifton <nickc@cygnus.com>
3854 * config/v850/t-v850 (TCFLAGS): Add assembler options to warn of
3857 * config/v850/lib1funcs.asm (__return_interrupt): Use 'addi
3858 16,sp,sp' ratehr than 'add 16,sp'. Patch courtesy of Biomedin
3861 Tue Jun 9 16:23:13 EDT 1998 Andrew MacLeod <amacleod@cygnus.com>
3863 * except.c (expand_start_catch): Rename to start_catch_handler.
3864 (expand_end_catch): Delete function.
3865 (expand_end_all_catch): Remove catch status that expand_end_catch
3867 * except.h (expand_start_catch): Rename prototype.
3868 (expand_end_catch): Delete prototype.
3870 Tue Jun 9 12:57:32 1998 Mark Mitchell <mark@markmitchell.com>
3872 * invoke.texi: Add documentation for -mips4 and -mabi=*.
3874 Tue Jun 9 12:12:34 1998 Klaus Kaempf (kkaempf@progis.de)
3876 * alpha/vms.h (EXTRA_SECTIONS): Add in_ctors and in_dtors.
3877 (EXTRA_SECTION_FUNCTIONS): Add ctors_section and dtors_section.
3878 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Define.
3880 Tue Jun 9 12:10:27 1998 John Carr <jfc@mit.edu>
3882 * haifa-sched.c (update_flow_info): Use UNITS_PER_WORD, not MOVE_MAX,
3883 as the threshold to permit splitting memory operations.
3885 Tue Jun 9 12:36:16 1998 Jeffrey A Law (law@cygnus.com)
3887 * mips.c (gpr_mode): New variable.
3888 (override_options): Initialize gpr_mode.
3889 (compute_frame_size): Use "gpr_mode" instead of "word_mode" to
3890 determine size and offset of general purpose registers save slots.
3891 (save_restore_insns, mips_expand_prologue): Similarly.
3893 * Makefile.in (LIB2FUNCS_EH): Define. Just "_eh" for now.
3894 (LIBGCC2_CFLAGS): Remove -fexceptions.
3895 (LIB2FUNCS): Remove "_eh".
3896 (libgcc2.a): Iterate over LIB2FUNCS_EH and build everything in
3897 it with -fexceptions.
3899 * Makefile.in (local-alloc.o): Depend on insn-attr.h.
3900 * local-alloc.c (block_alloc): Avoid creating false
3901 dependencies for targets which use instruction scheduling.
3903 Tue Jun 9 02:40:49 1998 Richard Henderson <rth@cygnus.com>
3905 * mips/elf.h (ASM_DECLARE_OBJECT_NAME): Define.
3906 (ASM_FINISH_DECLARE_OBJECT): Define;
3907 * mips/elf64.h: Likewise.
3909 Tue Jun 9 01:08:47 1998 Richard Henderson <rth@cygnus.com>
3911 * toplev.c (flag_new_exceptions): Remove extraneous `extern'.
3913 Mon Jun 8 23:24:48 PDT 1998 Jeff Law (law@cygnus.com)
3915 * version.c: Bump for snapshot.
3917 Mon Jun 8 23:24:58 1998 David Edelsohn <edelsohn@mhpcc.edu>
3919 * rs6000.md (mulsidi3): Add !TARGET_POWERPC64 constraint.
3920 (mulsidi3_ppc64): Delete.
3922 Mon Jun 8 20:57:40 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3924 * Makefile.in (varasm.o): Depend on dbxout.h.
3925 (cse.o): Depend on toplev.h and output.h.
3926 (gcse.o): Depend on output.h.
3928 * mips.c: Include system.h and toplev.h and remove redundant code.
3929 Include output.h after tree.h so all its prototypes get activated.
3930 * mips.md (table_jump): Remove unused variable `dest'.
3932 * sparc.h: Add prototype for `v8plus_regcmp_op'.
3934 * crtstuff.c (fini_dummy, init_dummy): Mark function definitions
3935 with __attribute__ ((__unused__)).
3936 (__frame_dummy): Provide prototype before use, wrap it with
3937 EH_FRAME_SECTION_ASM_OP.
3939 * cse.c: Move inclusion of <setjmp.h> above local headers.
3940 Include toplev.h and output.h.
3942 * dbxout.h: Add prototype for `dbxout_begin_function'.
3944 * final.c (final_scan_insn): Wrap variable `max_skip' in macro
3945 ASM_OUTPUT_MAX_SKIP_ALIGN.
3947 * gcse.c: Include system.h and output.h.
3948 (dump_cuid_table, dump_rd_table, dump_cprop_data, dump_pre_data):
3949 Make extern instead of static.
3950 (compute_can_copy): Only declare variables `reg' and `insn' when
3951 AVOID_CCMODE_COPIES is not defined.
3952 (record_set_info): Mark parameter `setter' with ATTRIBUTE_UNUSED.
3953 (hash_scan_clobber): Likewise for `x' and `insn'.
3954 (hash_scan_call): Likewise.
3955 (record_last_set_info): Likewise for `setter'.
3956 (mark_call): Likewise for `pat'.
3957 (pre_insert_insn): Wrap variable `note' in macro HAVE_cc0.
3959 * libgcc2.c (__bb_init_prg): Replace bzero with memset and fix the
3960 length parameter so that it multiplies the number of elements by
3961 the sizeof(element).
3963 * output.h: Add prototype for `weak_finish'.
3965 * recog.h: Likewise for `validate_replace_src'.
3967 * rtl.h: Likewise for `optimize_save_area_alloca',
3968 `fix_sched_param', `purge_addressof', `gcse_main',
3969 `regmove_optimize', `dbr_schedule', `branch_prob' and
3972 * toplev.h: Likewise for `set_float_handler' and
3973 `output_quoted_string'.
3975 * varasm.c: Include dbxout.h.
3977 Mon Jun 8 18:12:06 1998 Jim Wilson <wilson@cygnus.com>
3979 * mips.c (mips_secondary_reload_class): Use gp_reg_p instead of
3980 GP_REG_P. Use gr_regs instead of GR_REGS.
3982 Mon Jun 8 16:54:12 1998 Ken Raeburn <raeburn@cygnus.com>
3983 Jeff Law <law@cygnus.com>
3985 * Revamped multiply support for MIPS chips.
3986 * mips.c (extend_operator): New function.
3987 (highpart_shift_operator): Likewise.
3988 * mips.h: Declare new functions.
3989 (PREDICATE_CODES): Add support for new predicates.
3990 * mips.md (mulsi3 expander): Simplify.
3991 (mulsi_mult3): Add another constraint alternative. Support
3992 3 operand multiply instructions as found on various mips
3994 (mulsi3_r4650): Delete pattern, now handled by mulsi_mult3.
3995 (mul_acc_si): New pattern and associated splitters.
3996 (mulsidi3 expander): Rework to use mulsidi3_64bit and
3998 (umulsidi3): New expander.
3999 (mulsidi3_internal): Accept either sign or zero extended
4000 operands and generate code as appropriate appropriately.
4001 (mulsidi3_64bit): Similarly.
4002 (smulsi3_highpart): Turn into an expander and generate code
4003 to match new patterns.
4004 (umulsi3_highpart): Likewise.
4005 (xmulsi3_highpart_internal): New pattern.
4006 (maddi patterns): Delete. Replace with:
4007 (mul_acc_di, mul-acc_64bit_di): New patterns.
4009 Mon Jun 8 14:16:15 EDT 1998 Andrew MacLeod <amacleod@cygnus.com>
4011 * eh-common.h: Remove NEW_EH_MODEL compile time flag, and replace with
4012 flag_new_exceptions runtime flag.
4013 (struct old_exception_table): New struct which represents what
4014 the exception table looks like without the new model.
4015 (NEW_EH_RUNTIME): New value used as a tag in the exception table to
4016 flag that this is a new style table.
4017 * except.h: Remove compile time flag NEW_EH_MODEL.
4018 (expand_builtin_eh_stub_old): New prototype.
4019 * tree.h (enum built_in_function): Add BUILT_IN_EH_STUB_OLD.
4020 * expr.c (expand_builtin): New builtin func BUILT_IN_EH_STUB_OLD.
4021 * c-decl.c (init_decl_processing): Add new builtin function
4022 __builtin_eh_stub_old.
4023 * final.c (final_scan_insn): Replace compile time flag NEW_EH_MODEL.
4024 * flags.h (flag_new_exceptions): New runtime flag.
4025 * toplev.c (flag_new_exceptions): Initialize default to 0,
4026 -fnew-exceptions sets to 1.
4027 * except.c (output_exception_table_entry): Output New style exception
4028 identifier into table, and replace compile time flag NEW_EH_MODEL
4029 with runtime flag flag_new_exceptions.
4030 (output_exception_table): Replace compile time flag NEW_EH_MODEL.
4031 (expand_builtin_eh_stub_old): Duplicates original functionality of
4032 expand_builtin_eh_stub.
4033 (expand_builtin_eh_stub): Replace compile time flag NEW_EH_MODEL.
4034 * libgcc2.c (find_exception_handler): Remove NEW_EH_MODEL #ifdefs.
4035 (old_find_exception_handler): New func, same as find_exception_handler
4036 except it works on the old style exception table.
4037 (__throw): Replace NEW_EH_MODEL. Detect new model based on presence
4038 of identifier in the exception table, and call appropriate routines.
4040 Mon Jun 8 01:21:13 1998 Jason Merrill <jason@yorick.cygnus.com>
4042 * function.c: Define current_function_cannot_inline.
4043 (push_function_context_to): Save it.
4044 (pop_function_context_from): Restore it.
4045 * function.h (struct function): Provide it a home.
4046 * output.h: Declare it.
4047 * integrate.c (function_cannot_inline_p): Check it.
4049 Mon Jun 8 10:43:15 1998 Richard Henderson <rth@cygnus.com>
4051 * expr.c (force_operand): Detect PIC address loads before
4052 splitting arithmetic.
4054 Mon Jun 8 09:22:38 PDT 1998 Jeff Law (law@cygnus.com)
4056 * version.c: Bump for snapshot.
4058 Mon Jun 8 02:55:56 1998 Graham <grahams@rcp.co.uk>
4060 * tree.c (tree_class_check): Add braces to eliminate ambigious
4062 (tree_check): Likewise.
4064 Mon Jun 8 02:49:23 1998 H.J. Lu (hjl@gnu.org)
4066 * reg-stack.c (subst_stack_regs_pat): Make sure the top of
4067 stack is the destination for conditional move insn.
4069 Mon Jun 8 01:21:13 1998 Jason Merrill <jason@yorick.cygnus.com>
4071 * tree.h (TREE_VEC_END): Cast unused value to void.
4073 * i386.c (print_operand): Use %lx for long operand.
4075 Mon Jun 8 00:04:07 1998 Richard Henderson <rth@cygnus.com>
4077 * alpha.c (summarize_insn): Ignore rtl slot format 'i'.
4079 Sun Jun 7 14:15:45 1998 John Carr <jfc@mit.edu>
4081 * sol2.h (INIT_SUBTARGET_OPTABS): Use Solaris libc float/long long
4082 conversion functions.
4084 Sun Jun 7 14:02:58 1998 Richard Henderson <rth@cygnus.com>
4086 * toplev.c (flag_exceptions): Default to 0.
4087 (compile_file): Remove flag_exceptions == 2 hack.
4088 (main): Call lang_init_options.
4089 * tree.h: Declare it.
4090 * c-lang.c: Implement it.
4091 * objc/objc-act.c: Likewise.
4093 Sun Jun 7 12:27:30 1998 David Edelsohn <edelsohn@mhpcc.edu>
4095 * rs6000.md (restore_stack_block): Generate MEM and specify mode.
4096 * rs6000.h (STACK_SAVEAREA_MODE): SAVE_FUNCTION is VOIDmode.
4097 * rs6000.c (rs6000_output_load_toc_table): Use fputs.
4098 (output_function_profiler): Use asm_fprintf and fputs.
4100 Sat Jun 6 12:17:12 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4102 * gencheck.c: Remove redundant stdio.h include. Add a definition
4103 of xmalloc for when we are forced to link with alloca.o.
4105 * reload1.c (reload_reg_free_for_value_p): Use `(unsigned)1'
4108 * fold-const.c (constant_boolean_node): Make definition static to
4109 match the prototype.
4111 Fri Jun 5 15:53:17 1998 Per Bothner <bothner@cygnus.com>
4113 * gcc.c (lang_specific_pre_link): New LANG_SPECIFIC_DRIVER function.
4114 (lang_specific_extra_outfiles): New LANG_SPECIFIC_DRIVER variable.
4115 (do_spec, input_filename, input_filename_length): Make public.
4116 (main): Adjust outfiles allocation by lang_specific_extra_outfiles.
4117 Call lang_specific_pre_link befor elinking.
4119 Fri Jun 5 12:29:28 1998 Jeffrey A Law (law@cygnus.com)
4121 * haifa-sched.c (rank_for_schedule): For "equally good insns", prefer
4122 the insn which has the most insns dependent on it.
4124 Fri Jun 5 09:03:22 1998 John Carr <jfc@mit.edu>
4126 * alias.c (find_base_value): Avoid reading past end of reg_base_value.
4128 Fri Jun 5 03:05:34 1998 Richard Henderson <rth@cygnus.com>
4130 * alpha.md (insxh-1): New insxl pattern for combine.
4132 Fri Jun 5 01:12:15 1998 H.J. Lu (hjl@gnu.org)
4134 * i386/i386.c (output_fp_conditional_move): New function
4135 to output floating point conditional move.
4136 (output_int_conditional_move): New function to output integer
4139 * i386/i386.md (movsicci+5, movhicc+5, movdicc+5): Call
4140 output_int_conditional_move () to output int conditional move.
4141 (movsfcc+5, movdfcc+5, movxfcc+5): Call
4142 output_fp_conditional_move () to output floating point
4145 * i386/i386.c (put_condition_code): In INT mode, check
4146 cc_prev_status.flags & CC_NO_OVERFLOW for GE and LT.
4148 Thu Jun 4 16:09:51 1998 Dave Brolley <brolley@cygnus.com>
4150 * dbxout.c (dbxout_type): Output arrays of bits as if
4151 they were bitstrings for Chill
4153 Thu Jun 4 14:35:27 1998 David Edelsohn <edelsohn@mhpcc.edu>
4155 * tree.c (get_inner_array_type): New function.
4156 * tree.h (get_inner_array_type): Prototype.
4157 * expr.h (STACK_SAVEAREA_MODE): New macro.
4158 * expr.c (expand_builtin_setjmp): Initialize sa_mode using
4159 STACK_SAVEAREA_MODE.
4160 (expand_builtin_longjmp): Likewise.
4161 * explow.c (emit_stack_save): Likewise.
4162 (allocate_dynamic_stack_space): Use Pmode not insn_operand_mode.
4164 * rs6000/aix41.h (ASM_CPU_SPEC): Define relative to ASM_DEFAULT_SPEC.
4165 (CPP_CPU_SPEC): Define relative to CPU_DEFAULT_SPEC.
4166 * rs6000/aix43.h: New file.
4167 * rs6000/t-aix43: New file.
4168 * rs6000/x-aix41: New file.
4169 * rs6000/x-aix43: New file.
4170 * configure.in (rs6000-ibm-aix*): Use them.
4171 * rs6000/powerpc.h: Delete.
4172 * rs6000/sysv4.h: Move necessary powerpc.h definitions to here.
4173 * rs6000/netware.h: and here.
4174 * rs6000/win-nt.h: and here.
4176 * rs6000/rs6000.c (processor_target_table, 620): Do not affect
4178 (rs6000_override_options): Ignore flag_pic for AIX.
4179 (rs6000_immed_double_const): Delete.
4180 (u_short_cint_operand): Don't assume 32-bit CONST_INT.
4181 (reg_or_u_short_operand): Don't assume 32-bit CONST_INT.
4182 (num_insns_constant): mask64_operand() is 2 insns.
4183 (logical_operand): Don't assume 32-bit CONST_INT.
4184 (non_logical_cint_operand): Don't assume 32-bit CONST_INT.
4185 (easy_fp_constant): Any CONST_DOUBLE_HIGH is okay for 64-bit.
4186 (mask_constant): HOST_WIDE_INT parameter.
4187 (non_and_cint_operand): Delete.
4188 (mask64_operand): New function.
4189 (and64_operand): New function.
4190 (function_arg_advance): DImode arguments do not need special
4191 alignment when 64-bit.
4192 (function_arg): Likewise.
4193 (setup_incoming_varargs): Reverse reg_size assignment.
4194 (print_operand): HOST_WIDE_INT second parameter.
4195 (print_operand, 'B'): New case.
4196 (print_operand, 'M'): Fix typo in lossage string.
4197 (print_operandm 'S'): New case.
4198 (rs6000_stack_info): Reverse reg_size assignment. Use total_raw_size
4199 to compute AIX push_p. Use reg_size to compute {cr,lr}_save_offset.
4200 (rs6000_output_load_toc_table): Reverse init_ptr assignment. Use
4201 TARGET_64BIT not TARGET_POWERPC64. Convert fprintf to fputs.
4202 Load GOT highpart, don't add it. Add lowpart with {cal|la}.
4203 (rs6000_allocate_stack_space): Use {cal|la}.
4204 (output_epilog): Use {cal|la}
4205 (output_function_profiler): Add call glue to mcount call.
4206 Load GOT highpart, don't add it. Add lowpart with {cal|la}.
4208 * rs6000/rs6000.h (TARGET_SWITCHES): Add powerpc64.
4209 (STACK_BOUNDARY): Depend on TARGET_32BIT.
4210 (ADJUST_FIELD_ALIGN): Calculate array alignment using innermost type.
4211 (CONST_OK_FOR_LETTER_P): Don't assume 32-bit CONST_INT.
4212 (EXTRA_CONSTRAINTS): Remove NT 'S' and 'T'. Replace 'S' with
4213 64-bit mask operand.
4214 (RS6000_SAVE_TOC): Depend on TARGET_32BIT.
4215 (STACK_SAVEAREA_MODE): New macro.
4216 (LEGITIMATE_CONSTANT_P): DImode okay for 64bit.
4217 (LEGITIMIZE_RELOAD_ADDRESS): New macro.
4218 (RTX_COSTS, AND/IOR/XOR): Reflect current machine description.
4219 (ASM_FILE_START): Emit 64-bit ABI directive.
4220 (ASM_DECLARE_FUNCTION_NAME): Align CSECT on doubleword in 64-bit mode.
4221 (ASM_OUTPUT_SPECIAL_POOL_ENTRY): DImode okay for 64-bit.
4222 (PREDICATE_CODES): Add "and64_operand" and "mask64_operand".
4223 Delete "non_and_cint_operand". "input_operand" includes CONST_DOUBLE.
4225 * rs6000/rs6000.md (iorsi3, xorsi3): Use HOST_WIDE_INT for mask.
4226 Restore define_splits.
4227 (floatsidf2, floatunssidf2): Remove !TARGET_POWERPC64 final constraint.
4228 (floatsidf2_internal, floatunssidf2_internal2): Likewise.
4229 Do not specify base register operand mode.
4230 (floatsidf2_loadaddr): Do not specify base register operand mode.
4231 (floatsidf2_store1, floatsidf2_store2): Operand 1 must be base
4232 register; do not specify mode. Remove !TARGET_POWERPC64 final
4234 (floatsidf2_load): Do not specify base register operand mode. Remove
4235 !TARGET_POWERPC64 final constraint.
4236 (fix_truncdfsi2_internal, fix_truncdfsi2_{store,load}): Do not specify
4237 base register operand mode.
4238 (adddi3): Split large constants early.
4239 (absdi3): Shift by 63, not 31.
4240 (*mulsidi3_ppc64): New pattern.
4241 (rotldi3): Add masking combiner patterns.
4242 (anddi3): Add rldic{r,l} masking. Remove split of large constants
4243 because PPC insns zero-extend.
4244 (iordi3, xordi3): Split large constants early.
4245 (movsi matcher): Remove S and T constraints.
4246 (movsf const_double): create SImode constant from TARGET_DOUBLE.
4247 (movdf_hardfloat32): Add default abort() case.
4248 (movdf easy_fp_const): create DImode constant from TARGET_DOUBLE.
4249 (movdi): Remove 64-bit constant generator. Try to convert
4250 CONST_DOUBLE to CONST_INT. Handle TOC memory constants.
4251 (movdi_32): Add default abort() case.
4252 (movdi_64): Add numerous ways to split 64-bit constants.
4253 Make catch-all define_split more optimal and never FAIL.
4254 (movti_ppc64): Add default abort() case.
4255 (allocate_stack): Remove operand modes. Use Pmode.
4256 (restore_stack_block): Remove operand modes. Generate Pmode
4258 (save_stack_nonlocal, restore_stack_nonlocal): Generate Pmode
4259 temporary. Save area is double Pmode.
4260 (call_indirect_aix64, call_value_indirect_aix64): New patterns.
4261 (call, call_value): Do not specify address operand mode. Choose
4262 appropriate AIX ABI.
4263 (*call_local64, *ret_call_local64): New patterns.
4264 (*call_nonlocal_aix64, *ret_call_nonlocal_aix64): New patterns.
4265 (*ret_call_nonlocal_aix32): Use call_value_indirect for REG.
4266 (compare): Materialize DImode truthvalues.
4268 Thu Jun 4 01:26:57 1998 Craig Burley <burley@gnu.org>
4270 * expr.c (safe_from_p): Avoid combinatorial explosion
4271 over duplicate SAVE_EXPRs by ensuring we never recurse
4272 on one that has already been visited.
4274 Thu Jun 4 00:54:21 1998 Graham <grahams@rcp.co.uk>
4276 * loop.c (check_dbra_loop): Initialise final_value before
4277 normalizing the loop.
4279 Wed Jun 3 20:00:04 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
4281 * reload1.c (reload_reg_free_for_value_p): New arguments out and
4282 reloadnum. Changed all callers.
4284 1998-06-03 Ulrich Drepper <drepper@cygnus.com>
4286 * system.h: Add _() and N_() macros in preparation for gettext.
4288 Wed Jun 3 11:02:24 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
4290 * c-common.c (check_format_info): Put back check for C9x `hh'
4291 length modifier. Warn about %n format writing into const. Remove
4293 (format_char_info): Fix comments.
4295 * configure.in: Set float_format to m68k for all m68k targets that
4296 do not override LONG_DOUBLE_TYPE_SIZE.
4297 * config/float-m68k.h: New file.
4299 Tue Jun 2 23:14:01 1998 Richard Henderson <rth@cygnus.com>
4301 * jump.c (jump_optimize): Remove debug messages accidentally left in
4302 with the previous change.
4304 Tue Jun 2 22:46:08 1998 Richard Henderson <rth@cygnus.com>
4306 * expr.c (store_expr): Revert stray patch associated with
4309 Tue Jun 2 21:59:01 1998 Richard Henderson <rth@cygnus.com>
4311 * jump.c (rtx_unsafe_p): New function.
4312 (jump_optimize): Use it on if/then/else transformations and
4313 conditional move transformations.
4315 Tue Jun 2 22:50:10 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
4317 * fold-const.c (fold, case EQ_EXPR): When folding VAR++ == CONST
4318 or VAR-- == CONST construct a proper mask if VAR is a bitfield.
4319 Cope with CONST being out of range for the bitfield.
4321 Tue Jun 2 22:28:31 1998 Bernd Schmidt <crux@ohara.Informatik.RWTH-Aachen.DE>
4323 * expr.c (emit_move_insn_1): When moving complex values in several
4324 steps, emit a CLOBBER to show the destination dies.
4326 Tue Jun 2 22:17:26 1998 Jeffrey A Law (law@cygnus.com)
4328 * Makefile.in (site.exp): Use the object testsuite directory as
4329 the temporary directory.
4331 * expr.c (expand_expr, case ADDR_EXPR): Handle taking the
4332 address of an ADDRESSOF rtx.
4334 1998-06-02 Mike Stump <mrs@wrs.com>
4336 * expr.c (expand_builtin_setjmp): Handle BUILTIN_SETJMP_FRAME_VALUE.
4337 * i960.h (SETUP_FRAME_ADDRESSES, BUILTIN_SETJMP_FRAME_VALUE): Define.
4338 * i960.md (ret, flush_register_windows): Define.
4339 (nonlocal_goto): Likewise. Nested function nonlocal gotos don't
4341 * tm.texi (BUILTIN_SETJMP_FRAME_VALUE): Document new macro.
4343 Tue Jun 2 14:02:38 1998 Richard Henderson <rth@cygnus.com>
4345 * alpha.md (divsi3, udivsi3, modsi3, umodsi3): Enable, and work
4346 around an OSF/1 library bug wrt sign-extension of inputs.
4348 Tue Jun 2 13:02:44 1998 Richard Henderson <rth@cygnus.com>
4350 * vax/netbsd.h (DWARF2_UNWIND_INFO): Must be undef, not defined 0.
4352 Mon Jun 1 03:44:03 1998 Catherine Moore <clm@cygnus.com>
4354 * config/sh/sh.h (MAX_OFILE_ALIGNMENT): Define.
4356 * varasm.c (assemble_variable): Augment alignment warning.
4358 Mon Jun 1 12:14:28 1998 Michael Meissner <meissner@cygnus.com>
4360 * config/fp-bit.c (_fp{add,div}_parts): Return correct IEEE result
4361 in the presence of IEEE negative 0's.
4363 Sun May 31 16:11:41 1998 John Wehle (john@feith.com)
4365 * reload.c (find_reloads): Record the existing mode if
4366 operand_mode == VOIDmode before replacing a register with
4368 * i386.md (tstsi, tsthi, tstqi, tstsf, tstdf, tstxf): Set
4369 i386_compare_op1 to const0_rtx for the benefit of the
4370 conditional move patterns.
4371 (movsicc, movhicc, movsfcc, movdfcc, movxfcc, movdicc): Rewrite
4372 based on suggestions from Jim Wilson.
4374 Sun May 31 00:44:02 PDT 1998 Jeff Law (law@cygnus.com)
4376 * version.c: Bump for snapshot.
4378 Sun May 31 00:34:17 1998 Bruce Korb <korbb@datadesign.com>
4380 * Makefile.in (fixinc.sh): Update rules again.
4382 Sun May 31 00:27:47 1998 Jeffrey A Law (law@cygnus.com)
4384 * extend.texi: Bring back reference to trampoline paper.
4386 Sun May 31 00:22:34 1998 Ulrich Drepper <drepper@cygnus.com>
4388 * Makefile.in (USER_H): Add stdbool.h.
4389 * ginclude/stdbool.h: New file.
4391 Fri May 29 01:48:25 1998 Jeffrey A Law (law@cygnus.com)
4393 * jump.c (thread_jumps): Do not look at the NOTE_LINE_NUMBER
4396 * gcse.c (pre_delete): Fix code to determine the mode of
4397 the reaching pseudo register.
4399 Fri May 29 01:07:28 1998 Bernd Schmidt <crux@Pool.Informatik.RWTH-Aachen.DE>
4401 * Makefile.in (GEN): Add gencheck
4402 (STAGESTUFF): Add tree-check.h and gencheck.
4404 Fri May 29 00:57:37 1998 Bruce Korb <korbb@datadesign.com>
4406 * Makefile.in (cstamp-h.in): Remove before trying to recreate.
4407 (fixinc.sh): Set some additional environment variables before
4408 calling mkfixinc.sh.
4410 Thu May 28 12:57:05 1998 Jeffrey A Law (law@cygnus.com)
4412 * reload.c (find_reloads): Do not force a reloads of match_operators.
4414 Thu May 28 10:22:22 EDT 1998 Andrew MacLeod <amacleod@cygnus.com>
4416 * except.h (remove_handler): Add new prototype.
4417 * except.c (remove_handler): New function to remove handlers
4418 from an exception region.
4419 * flow.c (find_basic_blocks_1): Remove handlers from regions when
4420 handler label is deleted; remove exception regions with no handlers.
4422 Thu May 28 09:36:39 1998 Michael Meissner <meissner@cygnus.com>
4424 * except.h (rtx): Define rtx type correctly if needed.
4425 * function.h (rtx): Ditto.
4426 (tree): Define tree type correctly if needed.
4428 * c-pragma.c (toplevel): Include rtl.h.
4430 * stor-layout.c (toplevel): Move include of rtl.h before
4433 * Makefile.in (c-pragma.o): Add except.h, rtl.h dependencies.
4434 (tree.o): Add except.h dependency.
4436 Wed May 27 22:02:40 1998 Jeffrey A Law (law@cygnus.com)
4438 * reload1.c: Revert accidental checkin.
4440 * configure.lang: Fix thinko when adding a definition for
4441 target_alias to the Makefile.
4443 Wed May 27 02:50:00 1998 Catherine Moore (clm@cygnus.com)
4445 * config/sparc/lb1spc.asm (.rem and .urem): Replace
4448 Wed May 27 02:48:31 1998 Richard Earnshaw (rearnsha@arm.com)
4450 * arm.c (arm_gen_constant): Rework to eliminate uninitialized
4451 variable warnings. Don't generate scratch registers if only
4453 (find_barrier): Eliminate unused variable SRC.
4455 1998-05-27 Manfred Hollstein <manfred@s-direktnet.de>
4457 * toplev.h (rtx_def): Provide global declaration to avoid
4458 `limited scope' warnings.
4460 Tue May 26 23:47:52 1998 Mumit Khan <khan@xraylith.wisc.edu>
4462 * Makefile.in (gencheck.o): Use HOST_CC.
4463 * i386/t-mingw32: New file.
4464 * configure.in (i386-*-mingw32*): Use.
4466 Tue May 26 07:31:04 1998 Richard Earnshaw (rearnsha@arm.com)
4468 * arm.c (bad_signed_byte_operand): New predicate function.
4469 * arm.h (PREDICATE_CODES): Add it to the list.
4470 * arm.md (*extendqi[sh]i_insn): Split any addresses that ldrsb
4472 (define_split): Two new splits for above insns.
4474 * arm.c: Include toplev.h.
4475 (arm_override_options): Add parentheses around use of tune_flags.
4476 (arm_split_constant): Remove unused variable.
4477 (arm_gen_constant, arm_gen_movstrqi, add_constant): Likewise.
4478 (output_func_prologue, arm_expand_prologue): Likewise.
4479 (arm_canonicalize_comparison): Make I unsigned; rework constants
4480 accordignly. Add missing paratheses around << operation.
4481 (arm_rtx_costs): Correctly parenthesise MULT costs. Add a DEFAULT
4483 ({load,store}_multiple_sequence): Initialize BASE_REG.
4484 (select_dominance_cc_mode): Add DEFAULT clauses.
4485 (broken_move): Return zero if the destination is not a register.
4486 (arm_reorg): Move unused REGNO declaration into the dead code.
4487 * arm.h (CANONICALIZE_COMPARISON): Ensure OP1 is updated.
4489 Mon May 25 22:49:56 PDT 1998 Jeff Law (law@cygnus.com)
4491 * version.c: Bump for snapshot.
4493 Mon May 25 11:56:24 PDT 1998 Jeff Law (law@cygnus.com)
4495 * version.c: Bump for snapshot.
4497 Mon May 25 14:00:13 1998 Dave Brolley <brolley@cygnus.com>
4499 * cpperror.c (v_cpp_message): Remove static prototype.
4500 * cpplib.c (v_cpp_message): Move prototype to cpplib.h.
4501 * cpplib.h (v_cpp_message): Add protoptype.
4502 (stdarg.h,varargs.h): Needed for v_cpp_message prototype.
4504 Sun May 24 20:36:15 PDT 1998 Jeff Law (law@cygnus.com)
4506 * version.c: Bump for snapshot.
4508 Sun May 24 02:08:57 PDT 1998 Jeff Law (law@cygnus.com)
4510 * version.c: Bump for snapshot.
4512 1998-05-24 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
4514 * m68k.h: Declare more functions used in macros.
4515 (REG_CLASS_CONTENTS): Completely embrace initializer.
4516 * m68k.md (adddi3, subdi3): Add abort call to avoid warning
4517 about returning no value.
4518 * cse.c (find_best_addr): Declare p and found_better only if
4520 * dbxout.c (dbxout_continue): Define only if DBX_CONTIN_LENGTH > 0.
4521 * dwarfout.c (string_length_attribute): #if 0 away.
4522 * function.c (expand_function_end): Define varible blktramp only
4524 * jump.c (find_insert_position): Define only if !HAVE_cc0.
4525 * loop.c (combine_givs_p): Define variable tem only if needed.
4526 * real.c: Comment out unused functions eabs, eround,
4527 e{24,53,64,113}toasc and eiinfin.
4530 Sat May 23 23:44:53 1998 Alexandre Oliva <oliva@dcc.unicamp.br>
4532 * Makefile.in (boostrap2-lean, bootstrap3-lean,
4533 bootstrap4-lean): New targets.
4535 Sat May 23 23:35:14 1998 Jeffrey A Law (law@cygnus.com)
4537 * warn_summary, test_summary: Moved into the contrib directory.
4539 1998-05-23 Manfred Hollstein <manfred@s-direktnet.de>
4541 * Makefile.in (ENQUIRE_CFLAGS, ENQUIRE_LDFLAGS): Move down to the end
4543 (FLOAT_H_TEST): Likewise.
4544 (ENQUIRE): Likewise.
4545 (float.h-nat): Likewise.
4546 (float.h-cross): Likewise.
4547 (enquire): Likewise.
4548 (enquire.o): Likewise.
4549 (stmp-int-hdrs): Fix comment about enquire; depend upon gfloat.h.
4550 (stmp-headers): Move actions to stmp-int-hdrs, retaining only a
4552 (FLOAT_H): Remove old float.h-nat version; move current definition
4553 to CROSS_FLOAT_H location.
4554 (all.cross): Remove comments about enquire stuff.
4556 * Makefile.in (all.cross): Swap $(LIBGCC) and $(STMP_FIXPROTO).
4557 (rest.encap): Likewise.
4558 (libgcc2.ready): Depend upon $(STMP_FIXPROTO)
4560 * toplev.h (tree_node): Provide global declaration to avoid
4561 `limited scope' warnings.
4563 Sat May 23 23:23:35 1998 Robert Lipe <robertl@dgii.com>
4565 * test_summary: Display section breaks for each entry
4566 in a multilibbed target's output.
4568 1998-05-23 Richard Henderson <rth@cygnus.com>
4570 * expr.c (expand_expr): For {BITFIELD,COMPONENT,ARRAY}_REF, if the
4571 offset's mode is not ptr_mode, convert it.
4573 1998-05-22 Jason Merrill <jason@yorick.cygnus.com>
4575 * fold-const.c (ssize_binop): New fn.
4576 * tree.h: Declare it.
4578 Fri May 22 03:42:05 1998 Richard Earnshaw (rearnsha@arm.com)
4580 * genextract.c (print_path): Handle zero-length path as a special
4583 Fri May 22 01:38:07 1998 Hans-Peter Nilsson <hp@axis.se>
4585 * cplus-dem.c (MBUF_SIZE): Bumped from 512 to 32767.
4587 Fri May 22 00:57:00 1998 Bernd Schmidt (crux@pool.informatik.rwth-aachen.de>
4589 * final.c (JUMP_TABLES_IN_TEXT_SECTION): Provide a default value.
4590 (shorten_branches, final_scan_insn): Test value of
4591 JUMP_TABLES_IN_TEXT_SECTION instead of just testing whether it
4593 * tm.texi (JUMP_TABLES_IN_TEXT_SECTION): Corresponding changes.
4594 * arm/coff.h: Define JUMP_TABLES_IN_TEXT_SECTION to 1.
4595 * arm/tcoff.h: Likewise.
4596 * i386/386bsd.h: Likewise.
4597 * i386/freebsd-elf.h: Likewise.
4598 * i386/freebsd.h: Likewise.
4599 * i386/netbsd.h: Likewise.
4600 * i386/ptx4-i.h: Likewise.
4601 * i386/sysv4.h: Likewise.
4602 * pa/pa.h: Likewise.
4603 * rs6000/linux.h: Likewise.
4604 * rs6000/rs6000.h: Likewise.
4605 * sh/sh.h: Likewise.
4606 * sparc/sp64-elf.h: Likewise.
4607 * v850/v850.h: Likewise.
4608 * rs6000/sysv4.h: Define JUMP_TABLES_IN_TEXT_SECTION to 0.
4609 * i386/linux.h: Define JUMP_TABLES_IN_TEXT_SECTION to (flag_pic).
4611 Thu May 21 19:50:13 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
4613 * regmove.c (gen_add3_insn): New function.
4614 (fixup_match_2): Use it instead of calling gen_addsi3.
4616 Thu May 21 23:09:50 1998 Jeffrey A Law (law@cygnus.com)
4618 * Makefile.in (gencheck): Depend on HOST_LIBDEPS.
4620 * alias.c (rtx_equal_for_memref_p): Handle SCRATCH as a memory
4623 Thu May 21 20:18:13 1998 Martin von Loewis <loewis@informatik.hu-berlin.de>
4625 * Makefile.in (TREE_H): Add tree-check.h.
4626 (tree-check.h, gencheck): New targets.
4627 * gencheck.c: New file.
4628 * tree.c (tree_check, tree_class_check): New functions.
4629 * tree.h (TREE_CHECK, TREE_CLASS_CHECK): Define.
4630 (TYPE_CHECK, DECL_CHECK): Define.
4631 Modify all access macros to use generated checking macros.
4633 Wed May 20 23:44:28 EDT 1998 John Wehle (john@feith.com)
4635 * acconfig.h (HAVE_GAS_MAX_SKIP_P2ALIGN): New tag.
4636 * configure.in: Check for it.
4637 * i386/gas.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Use it.
4638 * final.c (uid_align, uid_shuid, label_align): Make static.
4639 (label_align): Change type to struct label_alignment pointer.
4640 (LABEL_TO_ALIGNMENT, shorten_branches): Update due to type change.
4641 (LABEL_TO_MAX_SKIP): Define.
4642 (LABEL_ALIGN_MAX_SKIP, LOOP_ALIGN_MAX_SKIP,
4643 LABEL_ALIGN_AFTER_BARRIER_MAX_SKIP): Provide defaults.
4644 (shorten_branches): Record the maximum bytes to skip when
4646 (final_scan_insn): Use the maximum bytes to skip when aligning a label
4647 if ASM_OUTPUT_MAX_SKIP_ALIGN is available.
4648 * i386.h (LOOP_ALIGN_MAX_SKIP,
4649 LABEL_ALIGN_AFTER_BARRIER_MAX_SKIP): Define.
4650 * i386.c (override_options): i386_align_jumps and i386_align_loops
4651 default to 4 if ASM_OUTPUT_MAX_SKIP_ALIGN is available.
4652 * invoke.texi: Document new i386 align-loops and align-jumps behavior.
4654 1998-05-21 Mark Mitchell <mmitchell@usa.net>
4656 * cplus-dem.c (do_type): Handle volatile qualification.
4658 Thu May 21 12:23:17 1998 Per Bothner <bothner@cygnus.com>
4660 * function.c (init_function_start): Don't call emit_line_note if
4661 lineno is 0. (Can happen when compiling Java .class files.)
4663 Thu May 21 19:50:13 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
4665 * reload1.c (reload_reg_free_for_value_p): Fix RELOAD_FOR_INPUT
4666 end of lifetime and RELOAD_FOR_OUTPUT start of lifetime.
4668 Thu May 21 19:32:27 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
4670 * combine.c (nonzero_bits): For paradoxical subregs, take
4671 LOAD_EXTENDED_OP into account.
4673 Thu May 21 11:51:15 1998 Dave Brolley <brolley@cygnus.com>
4675 * configure.in (extra_c_objs): add prefix.o.
4676 (extra_cxx_objs): extra objects for C++ with cpplib.
4677 * configure: Regenerate.
4679 * c-tree.h: (get_directive_line): Different prototype for cpplib.
4680 (GET_DIRECTIVE_LINE): Macro wrapper for get_directive_line.
4682 * c-lex.h: (get_directive_line): Not needed here for cpplib.
4684 * c-lex.c: (yy_cur,yy_lim,yy_get_token): Move to c-common.c.
4685 (GET_DIRECTIVE_LINE): Move to c-common.c and rename to get_directive_line.
4687 * c-common.c (parse_in,parse_options,cpp_token): Declare for cpplib.
4688 (yy_cur,yy_lim,yy_get_token,get_directive,line): Moved here from c-lex.c
4690 Thu May 21 09:04:42 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4692 * gengenrtl.c (type_from_format, accessor_from_format): Change
4693 type of parameter `c' from `char' to `int'.
4695 Wed May 20 22:28:34 1998 Jeffrey A Law (law@cygnus.com)
4697 * warn_summary, test_summary: New scripts from
4698 Kaveh Ghazi and Alexandre Oliva respectively.
4700 * gcse.c (current_function_calls_longjmp): Declare.
4702 1998-05-20 Jason Merrill <jason@yorick.cygnus.com>
4704 * dwarf2out.c (base_type_die): Use int_size_in_bytes.
4706 Wed May 20 01:11:02 1998 Doug Evans (devans@cygnus.com)
4707 Jeff Law (law@cygnus.com)
4709 * Global CSE and constant/copy propagation.
4710 * Makefile.in (OBJS): Add gcse.o
4711 (STAGESTUFF): Add *.gcse.
4712 (gcse.o): Add dependencies.
4713 (mostlyclean): Remove *.gcse and */*.gcse.
4715 * loop.c (loop_optimize): Move call to init_alias_analysis.
4716 * recog.c (validate_replace_src): New function.
4717 * toplev.c (gcse_dump): New global variable.
4718 (flag_gcse, gcse_time): Likewise.
4719 (compile_file): Initialize gcse_time and clean out the gcse dump
4721 (rest_of_compilation): Call gcse_main as requested. Dump RTL
4722 after gcse if requested.
4723 (main): Enable gcse for -O2 and above. Handle -dG. Enable gcse
4725 * gcc.texi: Add gcse related internal documentation.
4726 * invoke.texi: Note new command line options for gcse.
4727 * tm.texi: Document AVOID_CCMODE_COPIES.
4728 * mips.h (AVOID_CCMODE_COPIES): Define.
4730 Tue May 19 22:31:20 1998 Jeffrey A Law (law@cygnus.com)
4732 * Makefile.in (deduced.h): Only run scan-types if $(SYSTEM_HEADER_DIR)
4734 (stmp-fixproto): Simlarly for running fixproto.
4735 * cross-make (SYSTEM_HEADER_DIR): Now $(tooldir)/sys-include.
4737 Tue May 19 19:08:52 1998 Jim Wilson <wilson@cygnus.com>
4739 * config/mips/mips.c (double_memory_operand): Accept any MEM during
4740 reload when TARGET_64BIT.
4742 Tue May 19 18:21:25 1998 Jim Wilson <wilson@cygnus.com>
4744 Finish incomplete change started by Kenner.
4745 * configure.in (*-*-linux-gnu*): Delete NO_STAB_H from xm_defines.
4746 (powerpcle-*-cygwin32): Delete xm_defines.
4747 * final.c, mips-tfile.c, xcoffout.c, config/mips/mips.c: Use
4748 HAVE_STAB_H instead of NO_STAB_H.
4749 * config/xm-linux.h (NO_STAB_H): Delete.
4750 (HAVE_STAB_H): Undefine.
4751 * config/i386/xm-go32.h (NO_STAB_H): Delete.
4753 1998-05-19 Jim Wilson <wilson@cygnus.com>
4755 * dwarfout.c (dwarfout_file_scope_decl, case TYPE_DECL): Ignore
4756 LANG_TYPE trees with DECL_SOURCE_LINE of 0.
4758 Tue May 19 15:07:54 1998 Todd Vierling <tv@netbsd.org>
4760 * arm/netbsd.h: Ensure DWARF2_UNWIND_INFO is undefined.
4762 Tue May 19 17:19:16 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
4764 * reload1.c (reload_reg_free_for_value_p): New function.
4765 (allocate_reload_reg, choose_reload_regs): Use it.
4767 Tue May 19 11:51:00 EDT 1998 Andrew MacLeod (amacleod@cygnus.com)
4769 * except.c (expand_start_catch): Correct logic for when to
4770 generate a new handler label, and when to use the old one.
4772 Tue May 19 11:08:52 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4774 * Makefile.in (print-rtl.o): Depend on bitmap.h.
4775 (dbxout.o): Depend on toplev.h.
4776 ($(SCHED_PREFIX)sched.o): Likewise.
4777 ($(out_object_file)): Likewise for system.h and toplev.h.
4778 (cppmain.o): Depend on gansidecl.h.
4779 (cpplib.o): Likewise.
4780 (cpperror.o): Likewise.
4781 (cppexp.o): Likewise.
4782 (cpphash.o): Likewise.
4783 (cppalloc.o): Likewise.
4784 (fix-header.o): Depend on cpplib.h and cpphash.h.
4785 (scan-decls.o): Depend on gansidecl.h.
4787 * basic-block.h (free_regset_vector): Add prototype.
4789 * cccp.c (check_precompiled): Mark parameter `fname' with
4791 (do_assert): Likewise for `op' and `keyword'.
4792 (do_unassert): Likewise.
4793 (do_line): Likewise for `keyword'.
4794 (do_error): Likewise for `op' and `keyword'.
4795 (do_warning): Likewise.
4796 (do_ident): Likewise for `keyword'.
4797 (do_pragma): Likewise for `limit', `op' and `keyword'.
4798 (do_sccs): Likewise.
4799 (do_if): Likewise for `keyword'.
4800 (do_elif): Likewise.
4801 (do_else): Likewise.
4802 (do_endif): Likewise.
4804 * collect2.c (getenv): Remove redundant prototype.
4805 (collect_exit, collect_execute, dump_file): Likewise.
4806 (dump_list): Wrap prototype and definition in COLLECT_EXPORT_LIST.
4807 (dump_prefix_list): Hide prototype and definition.
4809 * sparc.c: Include toplev.h.
4810 (intreg_operand): Mark parameter `mode' with ATTRIBUTE_UNUSED.
4811 (symbolic_memory_operand): Likewise.
4812 (sp64_medium_pic_operand): Likewise.
4813 (data_segment_operand): Likewise.
4814 (text_segment_operand): Likewise.
4815 (splittable_symbolic_memory_operand): Likewise.
4816 (splittable_immediate_memory_operand): Likewise.
4817 (eq_or_neq): Likewise.
4818 (normal_comp_operator): Likewise.
4819 (noov_compare_op): Likewise.
4820 (v9_regcmp_op): Likewise.
4821 (v8plus_regcmp_op): Likewise.
4822 (extend_op): Likewise.
4823 (cc_arithop): Likewise.
4824 (cc_arithopn): Likewise.
4825 (small_int): Likewise.
4826 (uns_small_int): Likewise.
4827 (clobbered_register): Likewise.
4828 (legitimize_pic_address): Likewise.
4829 (delay_operand): Likewise.
4830 (sparc_builtin_saveregs): Remove unused variable `stdarg'.
4832 * sparc.h (order_regs_for_local_alloc, eligible_for_return_delay,
4833 sparc_issue_rate, v8plus_regcmp_p): Add prototypes.
4835 * sparc.md (cmpdi_v8plus): Add abort for default case in switch.
4837 * cppalloc.c: Include gansidecl.h.
4839 * cpperror.c: Include stdarg.h/varargs.h and gansidecl.h.
4840 (cpp_file_line_for_message): Mark parameter `pfile' with
4842 (v_cpp_message): New function.
4843 (cpp_message): Use it. Also convert to variable arguments.
4844 (cpp_fatal): Likewise.
4845 (cpp_pfatal_with_name): Constify parameter `name'.
4847 * cppexp.c: Move gansidecl.h before cpplib.h.
4848 * cpphash.c: Likewise.
4849 * cpphash.h (hashf, delete_macro): Add prototypes.
4851 * cpplib.c: Include stdarg.h/varargs.h and move gansidecl.h before
4852 cpplib.h. Don't include errno.h.
4853 (update_path): Add arguments to prototype.
4854 (cpp_fatal, cpp_file_line_for_message, cpp_message, delete_macro,
4855 cpp_print_containing_files): Remove redundant prototypes.
4856 (cpp_hash_cleanup, add_import, append_include_chain,
4857 make_assertion, path_include, initialize_builtins,
4858 initialize_char_syntax, finclude, validate_else, comp_def_part,
4859 lookup_import, redundant_include_p, is_system_include,
4860 read_name_map, read_filename_string, open_include_file,
4861 check_macro_name, compare_defs, compare_token_lists,
4862 eval_if_expression, change_newlines): Add prototype arguments.
4863 (hashf): Remove redundant prototype.
4864 (read_token_list, free_token_list, safe_read, xcalloc, savestring,
4865 conditional_skip, skip_if_group): Add prototype arguments.
4866 (fdopen): Remove redundant prototype.
4867 (do_define, do_line, do_include, do_undef, do_error, do_pragma,
4868 do_ident, do_if, do_xifdef, do_else, do_elif, do_endif, do_sccs,
4869 do_once, do_assert, do_unassert, do_warning): Add prototype arguments.
4870 (struct directive): Add prototype arguments to function pointer
4872 (handle_directive): Add missing arguments to call to `do_line'.
4873 (do_include): Mark parameters `unused1' and `unused2' with
4875 (do_line): Likewise for `keyword' and new parameters `unused1' and
4877 (do_error): Likewise for `keyword'.
4878 (do_warning): Likewise. Also add missing argument `pfile' in call
4880 (do_once): Mark parameter `keyword', `unused1' and `unused2' with
4882 (do_ident): Likewise for `keyword', `buf' and `limit'.
4883 (do_pragma): Likewise. Also add missing arguments in call to do_once.
4884 (do_sccs): Mark parameter `keyword', `buf' and `limit' with
4886 (do_if): Likewise for `keyword'.
4887 (do_elif): Likewise.
4888 (eval_if_expression): Likewise for `buf' and `length'.
4889 (do_xifdef): Likewise for `unused1' and `unused2'.
4890 (do_else): Likewise for `keyword', `buf' and `limit'.
4891 (do_endif): Likewise.
4892 (parse_name): Add missing argument `pfile' in call to cpp_pedwarn.
4893 (cpp_handle_options): Remove superfluous NULL argument in call to
4895 (cpp_handle_options): Likewise.
4896 (do_assert): Mark parameter `keyword', `buf' and `limit' with
4898 (do_unassert): Likewise.
4899 (cpp_print_file_and_line): Add missing argument `pfile' in call to
4900 cpp_file_line_for_message.
4901 (v_cpp_error): New function.
4902 (cpp_error): Use it. Also accept variable arguments.
4903 (v_cpp_warning): New function.
4904 (cpp_warning): Use it. Also accept variable arguments.
4905 (cpp_pedwarn): Accept variable arguments.
4906 (v_cpp_error_with_line): New function
4907 (cpp_error_with_line): Use it. Accept variable arguments.
4908 (v_cpp_warning_with_line): New function.
4909 (cpp_warning_with_line): Use it. Accept variable arguments. Hide
4911 (cpp_pedwarn_with_line): Accept variable arguments.
4912 (cpp_pedwarn_with_file_and_line): Likewise.
4913 (cpp_error_from_errno): Constify parameter `name'. Add missing
4914 argument `pfile' in call to cpp_file_line_for_message.
4915 (cpp_perror_with_name): Constify parameter `name'.
4917 * cpplib.h: Define PARAMS() in terms of PROTO().
4918 (fatal): Remove redundant prototype.
4919 (cpp_error, cpp_warning, cpp_pedwarn, cpp_error_with_line,
4920 cpp_pedwarn_with_line, cpp_pedwarn_with_file_and_line,
4921 cpp_error_from_errno, cpp_perror_with_name, cpp_pfatal_with_name,
4922 cpp_fatal, cpp_message, cpp_pfatal_with_name,
4923 cpp_file_line_for_message, cpp_print_containing_files): Add
4924 arguments to prototypes.
4925 (scan_decls, cpp_finish): Add prototypes.
4927 * cppmain.c: Include gansidecl.h.
4928 (main): Remove unused variable `i'.
4930 * dbxout.c: Include toplev.h.
4932 * demangle.h (do_tlink, collect_execute, collect_exit,
4933 collect_wait, dump_file, file_exists): Add prototype.
4935 * dwarf2out.c (dwarf_type_encoding_name, decl_start_label): Hide
4936 prototype and definition.
4937 (gen_unspecified_parameters_die): Don't assign results of call to
4938 function new_die() to unused variable `parm_die'.
4939 (dwarf2out_line): Mark parameter `filename' with ATTRIBUTE_UNUSED.
4940 (dwarf2out_define): Likewise for `lineno' and `buffer'.
4942 * dwarfout.c (output_unsigned_leb128, output_signed_leb128): Hide
4943 prototype and definition.
4944 (output_die): Add prototype arguments to function pointer arg.
4945 (output_unspecified_parameters_die): Mark parameter `arg' with
4948 * except.c (output_exception_table_entry): Remove unused variable
4951 * except.h (expand_fixup_region_start, expand_fixup_region_end):
4954 * expr.c (do_jump_by_parts_equality_rtx): Remove prototype.
4956 * expr.h (do_jump_by_parts_equality_rtx): Add prototype.
4958 * fix-header.c: Include stdarg.h/varargs.h, move gansidecl.h
4959 before cpplib.h, include cpphash.h, remove redundant prototype of
4960 cpp_fatal, don't define `const', add a prototype for `fatal'.
4961 (cpp_file_line_for_message): Add missing arguments `pfile'.
4962 (v_cpp_message): New function.
4963 (cpp_message): Use it.
4964 (v_fatal): New function.
4965 (fatal, cpp_fatal): Use it.
4966 (cpp_pfatal_with_name): Constify parameter `name'.
4968 * flow.c (free_regset_vector): Remove redundant prototype.
4970 * function.c (round_down): Wrap prototype and definition with
4971 macro ARGS_GROW_DOWNWARD.
4972 (record_insns): Wrap prototype and definition with
4973 defined (HAVE_prologue) || defined (HAVE_epilogue).
4975 * gansidecl.h (ATTRIBUTE_PRINTF_4, ATTRIBUTE_PRINTF_5): New macros.
4977 * gen-protos.c: Include gansidecl.h.
4978 (hashf): Don't make it static, constify parameter `name'.
4980 * genattrtab.c (check_attr_test): Change XEXP() to XSTR() to match
4981 specifier %s in calls to function `fatal'.
4983 * haifa-sched.c: Include toplev.h.
4984 (find_rgns): Remove unused variable `j'.
4986 * integrate.c (note_modified_parmregs): Mark parameter `x' with
4988 (mark_stores): Likewise.
4990 * jump.c (mark_modified_reg): Likewise.
4992 * output.h (insn_current_reference_address): Add prototype.
4993 (eh_frame_section): Likewise.
4995 * print-rtl.c: Include bitmap.h.
4997 * reload1.c (reload): Wrap variables `note' and `next' in macro
4998 PRESERVE_DEATH_INFO_REGNO_P.
4999 (forget_old_reloads_1): Mark parameter `ignored' with
5001 (choose_reload_regs): Remove unused variable `in'.
5002 (reload_cse_invalidate_mem): Mark parameter `ignore' with
5004 (reload_cse_check_clobber): Likewise.
5006 * rtl.h (expand_null_return, reg_classes_intersect_p): Add prototype.
5007 (mark_elimination): Fix typo in prototype.
5009 * scan-decls.c: Include gansidecl.h.
5011 * tree.h (using_eh_for_cleanups, supports_one_only): Add prototype.
5013 Mon May 18 22:37:33 1998 Jeffrey A Law (law@cygnus.com)
5015 * function.c (identify_blocks): Fix thinko when setting the
5016 block number for NOTE_INSN_BLOCK_END.
5018 Mon May 18 15:30:42 1998 Nick Clifton <nickc@cygnus.com>
5020 * config/v850/lib1funcs.asm: Add .text pseudo op to start of
5023 * config/v850/lib1funcs.asm: Fix .size pseudo ops to use three
5024 underscores for the prefixes to the names of the maths functions.
5026 * dbxout.c (dbxout_parms): Revert to using DECL_ARG_TYPE. Add
5027 comment explaining why.
5029 Mon May 18 13:20:23 1998 Richard Henderson <rth@cygnus.com>
5031 * tree.h (TYPE_SIZE_UNIT): New.
5032 (struct tree_type): Add size_unit member.
5033 * stor-layout.c (layout_type): Initialize it.
5034 * expr.c (get_inner_reference) [ARRAY_REF]: Use it.
5035 * tree.c (size_in_bytes, int_size_in_bytes): Likewise.
5037 Mon May 18 12:07:37 1998 Richard Earnshaw (rearnsha@arm.com)
5039 * stor-layout.c (layout_record): Fix off-by-one error when checking
5040 length of the TYPE_BINFO vector.
5042 Mon May 18 10:59:23 1998 Nick Clifton <nickc@cygnus.com>
5044 * dbxout.c (dbxout_parms): Use TREE_ARG to compute the type of a
5045 function parameter passed in memory.
5047 Mon May 18 09:02:09 1998 Robert Lipe <robertl@dgii.com>
5049 * dwarfout.h, dwarf2out.h, dbxout.h, sdbout.h: New files.
5050 Prototypes for externally used functions in respective C files.
5051 * dwarfout.c, dbxout.c, dwarf2out.c, sdbout.c, toplev,c,
5052 final.c: Include above files.
5053 * Makefile.in (toplev.o): Add dependency for above four headers.
5054 (final.o): Likewise.
5055 (dwarfout.o, dbxout.o, dwarf2out.o, sdbout.o): Depend on four
5056 respective header files.
5058 Mon May 18 01:23:33 1998 Jeffrey A Law (law@cygnus.com)
5060 * Makefile.in (TARGET_TOOLPREFIX): No longer define.
5061 (AR_FOR_TARGET, RANLIB_FOR_TARGET): Define to use versions in
5062 the build tree if they exist.
5063 (AR, AR_FLAGS, OLDAR, OLDAR_FLAGS, RANLIB, RANLIB_TEST): Update
5065 (objdir): Let configure substitute value.
5066 (FLOAT_H): Let configure select a pre-built version from the
5068 * build-make (INSTALL_TARGET, ALL): Disable, no longer needed.
5069 * configure.in: Substitute for objdir.
5071 * Makefile.in (build_canonical, host_canonical): Let configure
5072 substitute values for these variables.
5073 * configure.in: Substitute for build_canonical, host_canonical
5074 and target_subdir in generated Makefile.
5076 * output.h (find_basic_blocks): Declare.
5077 (free_basic_block_vars, set_block_num, life_analysis): Likewise.
5079 * Makefile.in (BISON): Use bison from the build tree if it exists.
5082 Mon May 18 00:08:19 1998 Nick Clifton <nickc@cygnus.com>
5084 * gcc.c (SWITCH_CURTAILS_COMPILATION): Definition.
5085 (DEFAULT_SWITCH_CURTAILS_COMPILATION): True for options -S and -c.
5086 (process_command): If HAVE_EXECUTABLE_SUFFIX is defined then scan
5087 command line arguments to see if an executable is not being
5088 created, and if so - do not append the suffix.
5090 * tm.texi (SWITCH_CURTAILS_COMPILATION): Add description of new
5093 Sun May 17 23:59:45 1998 John Wehle (john@feith.com)
5095 * i386.h (ALIGN_DFmode): Delete.
5096 (CONSTANT_ALIGNMENT): Define.
5097 * varasm.c (force_const_mem): Use it.
5099 Sun May 17 19:31:05 1998 Richard Henderson <rth@cygnus.com>
5101 * alpha.c (alpha_emit_conditional_branch): Clear cmp_code after
5102 using it with swap_condition, not before.
5104 Sun May 17 13:44:32 1998 Jim Wilson <wilson@cygnus.com>
5106 * alias.c (mode_alias_check): Delete.
5107 (true_dependence, anti_dependence, output_dependence): Revert April 21
5110 Sun May 17 08:45:21 1998 Krister Walfridsson <cato@df.lth.se>
5112 * toplev.c (output_lang_identify): Enable prototype and definition.
5114 Sun May 17 01:12:27 PDT 1998 Jeff Law (law@cygnus.com)
5116 * version.c: Bump for snapshot.
5118 Sat May 16 23:20:32 1998 Richard Henderson <rth@cygnus.com>
5120 * alpha/osf.h (HAVE_STAMP_H): Define.
5122 * alpha/netbsd.h, alpha/netbsd-elf.h: New files.
5123 * configure.in (alpha*-*-netbsd*): New.
5124 Based on patches from Paul H. Anderson <pha@pdq.com>.
5126 * configure.in (alpha*-*-linux-*): Kill xm_defines.
5127 (alpha*-*-linux-gnulibc1*) [fixincludes]: Define.
5128 * alpha/xm-linux.h: Remove file.
5130 Sat May 16 18:32:45 1998 Doug Evans <devans@canuck.cygnus.com>
5132 * dbxout.c (dbxout_parms): If mode of type of parameter living
5133 in memory doesn't match mode of DECL_RTL, make big endian correction.
5135 Fri May 15 21:40:06 1998 John Wehle (john@feith.com)
5137 * i386.md (movdi-1, movdi): Rewrite based on SI move patterns.
5139 Fri May 15 18:55:22 1998 Jason Merrill <jason@yorick.cygnus.com>
5141 * tree.h (BINFO_SIZE, TYPE_BINFO_SIZE): New macros.
5142 * stor-layout.c (layout_record): Set it.
5144 Fri May 15 18:49:30 1998 Mark Mitchell <mmitchell@usa.net>
5146 * toplev.c (rest_of_compilation): Don't defer nested functions.
5148 Fri May 15 17:42:52 1998 Bob Manson <manson@charmed.cygnus.com>
5150 * config/rs6000/rs6000.c (rs6000_stack_info): Align the stack bottom
5151 to an 8-byte boundary if info_ptr->fpmem_p.
5153 Fri May 15 17:36:11 1998 Bill Moyer <ttk@cygnus.com>
5155 * loop.c (basic_induction_var): Added test preventing
5156 CCmode parameter passed to convert_modes().
5158 Fri May 15 17:26:18 1998 Alexandre Petit-Bianco <apbianco@cygnus.com>
5160 * expr.c (expand_expr, case EXPR_WITH_FILE_LOCATION): Save/restore
5161 input_filename and lineno around expand_expr call. Set them to values
5162 in WFL before expand_expr call.
5164 Fri May 15 12:44:57 1998 Benjamin Kosnik <bkoz@rhino.cygnus.com>
5166 * stor-layout.c (set_sizetype): Set TYPE_NAME on bitsizetype.
5168 Fri May 15 07:20:03 1998 Mark Mitchell <mmitchell@usa.net>
5170 * fold-const.c (constant_boolean_node): New function.
5173 Fri May 15 11:21:16 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
5175 * sh.c (gen_shl_and): Don't sign extend constant for kind two.
5176 Abort if trying to split kind 3 or 4 outside of combine.
5178 Fri May 15 01:47:37 1998 Jeffrey A Law (law@cygnus.com)
5180 * mips.c (print_operand, case 'x'): Use HOST_WIDE_INT_PRINT_HEX.
5182 Fri May 15 01:42:45 1998 Mumit Khan <khan@xraylith.wisc.edu>
5184 * objc/Make-lang.in (OBJC_O): Add missing exeext.
5185 (libobjc.a, runtime-info.h): Likewise.
5187 Fri May 15 01:29:39 1998 John Wehle (john@feith.com)
5189 * i386.h (DATA_ALIGNMENT): Define.
5191 Fri May 15 05:35:37 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
5193 * reload1.c (delete_output_reload): Ignore single USE that
5194 was emitted for the pseudo use of this INSN.
5195 If the no reference to REG between OUTPUT_RELOAD_INSN and INSN
5196 remains, we can always delete OUTPUT_RELOAD_INSN.
5198 Thu May 14 18:38:50 1998 Jim Wilson <wilson@cygnus.com>
5200 * reload.c (find_reloads): Don't penalize SCRATCH output reload.
5202 Thu May 14 15:10:30 1998 Jeffrey A Law (law@cygnus.com)
5204 * Makefile.in (expr.o): Remove dependency on deleted modemap.def file.
5206 Thu May 14 16:30:47 EDT 1998 Andrew MacLeod <amacleod@cygnus.com>
5208 * eh-common.h: New file for basic EH data structures.
5209 * except.h: Various prototypes and structures for NEW_EH_MODEL
5210 * function.h (struct function): Add a struct eh_stack for the catch
5212 * except.c (gen_exception_label): New function to generate an
5214 (push_eh_entry): Use gen_exception_label() and init 'label_used' field.
5215 (push_entry): New function to push an existing entry onto a stack.
5216 (receive_exception_label): New function to emit the code required
5217 at the start of all catch blocks.
5218 (struct func_eh_entry): New structure for maintaining handlers
5219 associated with EH regions.
5220 (new_eh_region_entry): New function to register an EH region.
5221 (add_new_handler): New function to register a handler with a region.
5222 (get_new_handler): Creates anew handler entry for registering.
5223 (find_func_region): New function to convert a NOTE eh region number
5224 to an Eh region index.
5225 (get_first_handler): New function to get the first handler in a region.
5226 (clear_function_eh_region): New function to release memory.
5227 (duplicate_handlers): New function to duplicate a list of handlers.
5228 (expand_eh_region_end): Create a new region entry node as well.
5229 (expand_leftover_cleanups): Call receive_exception_label() and
5230 register the cleanup as a handler to the current region.
5231 (expand_start_catch): New function to start a catch clause.
5232 (expand_end_catch): New function to end a catch clause.
5233 (expand_start_all_catch): restructure to not do the equivilent of
5234 what expand_start_catch() does now. Push the exception region being
5235 handled onto the catch stack.
5236 (output_exception_table_entry): Issue an entry for each handler
5237 associated with a region.
5238 (set_exception_lang_code): New function for setting the language code.
5239 (set_exception_version_code): New function to set the version number.
5240 (output_exception_table): Output version and language codes.
5241 (find_exception_handler_labels): Find handler labels using new scheme.
5242 (is_exception_handler_label): New function, returns 1 if label is
5243 present as a handler in some exception region.
5244 (check_exception_handler_labels): Use the new scheme.
5245 (init_eh_for_function): Initialize the catch stack.
5246 (save_eh_status): Save the catch stack.
5247 (restore_eh_status): Restore the catch stack.
5248 (scan_region): Don't remove unreferenced handler label. Flow does it.
5249 (get_reg_for_handler): New function to get the eh_context pointer
5251 (expand_builtin_eh_stub): Changes required for NEW_EH_MODEL only.
5252 * final.c (final_scan_insn): With NEW_EH_MODEL, add EH table
5253 entry when processing END region rather that START region.
5254 * flow.c (find_basic_blocks_1): Find all potential handler regions
5255 now that we don't automatically know what the labels might be.
5256 Let scan_region() remove unreferenced EH BEGIN/END labels.
5257 * integrate.c (get_label_from_map): Put inlined labels onto the
5258 permanent obstack since we dont know which ones might be exception
5260 (save_for_inline_copying): Make new copies of all the handlers.
5261 (expand_inline_function): Make new copies of all the handlers.
5262 * libgcc2.c: Remove local struct decls, and include eh-common.h.
5263 (find_exception_handler): With NEW_EH_MODEL the first matching
5264 region we find is the right one. Add eh_info as a new parameter.
5265 (__throw): Pass eh_info to find_exception_handler. Set handler
5266 and pass use different regs under NEW_EH_MODEL.
5268 Thu May 14 12:58:21 1998 Jim Wilson <wilson@cygnus.com>
5270 * i960.h (hard_regno_mode_ok): Changed to function from array of
5272 (HARD_REGNO_MODE_OK): Call function instead of testing bit.
5273 * i960.c (hard_regno_mode_ok): Changed to function from array of
5276 Thu May 14 08:41:46 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
5278 * reload.c (remove_replacements): New function.
5279 * reload.h (remove_replacements): Declare.
5280 * reload1.c (choose_reload_regs): Disable some reloads that
5281 belong to inherited reloads.
5283 Thu May 14 02:17:17 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
5285 * loop.c (scan_loop): Don't call move_moveables for optimize_size.
5287 * reload1.c (merge_assigned_reloads): When merging, reset
5288 reload_spill_index for the eliminated reload.
5290 Wed May 13 17:51:13 1998 Jeffrey A Law (law@cygnus.com)
5292 * haifa-sched.c (schedule_insns): Fix merge goof.
5294 1998-05-13 Jim Wilson <wilson@cygnus.com>
5296 * varasm.c (make_decl_rtl): Revert April 1 change.
5297 * alpha/alpha.h, alpha/win-nt.h, arm/arm.h, i386/unix.h, i960/i960.h,
5298 m68k/linux.h, pa/pa.h, sparc/sparc.h, vax/vax.h (ASM_OUTPUT_MI_THUNK):
5299 Get function name from the SYMBOL_REF in the DECL_RTL, not from
5300 DECL_ASSEMBLER_NAME.
5301 * i386/winnt.c (gen_stdcall_suffix): Comment for questionable use of
5302 DECL_ASSEMBLER_NAME.
5304 Wed May 13 13:09:19 1998 Jim Wilson <wilson@cygnus.com>
5306 * i386.c (notice_update_cc, output_float_compare): Disable
5307 TARGET_CMOVE support.
5309 Wed May 13 15:28:59 1998 Michael Meissner <meissner@cygnus.com>
5310 Jeff Law <law@cygnus.com>
5312 * rtlanal.c (find_reg_note): Ignore notes that are not on on
5314 (find_regno_note): Likewise.
5316 * Makefile.in (stor-layout.o): Depend on except.h
5317 (varasm.o, function.o): Likewise.
5318 (expr.o): Depend on except.h, modemap.def and hard-reg-set.h.
5320 * Makefile.in (HOST_RTL): Add $(HOST_PREFIX)bitmap.o.
5321 (rtl.o, emit-rtl.o): Add dependency on bitmap.h.
5322 ($(HOST_PREFIX_1)rtl.o): Likewise.
5323 ($(HOST_PREFIX_1)bitmap.o): New host object.
5324 * emit-rtl.c (toplevel): Include bitmap.h.
5325 (gen_rtx): Handle 't' and 'b' nodes.
5326 * print-rtl.c (print_rtx): Handle printing NOTE_INSN_LIVE notes.
5327 Print block number for block begin/end notes. Print 't' type
5328 nodes as a pointer. Know that the 3rd argument of live range
5329 start/stop notes is really a range_info rtx. If type is 'b', print
5330 out argument as a bitmap.
5331 * rtl.c: Include bitmap.c.
5332 (copy_rtx): Copy tree nodes as is. Copy bitmaps if type is 'b'.
5333 (note_insn_name): Add NOTE_INSN_RANGE_{START,END}, NOTE_INSN_LIVE.
5334 * rtl.def (RANGE_LIVE): New node to hold live information while we
5335 recalculate the basic blocks.
5336 (RANGE_REG, RANGE_INFO): New rtl types for live range splitting.
5337 (RANGE_VAR): New node, to hold information saved in symbol node for New
5338 communicating live range information to the debug output functions.
5339 * rtl.h (rtunion_def): Add rttree and rtbit fields.
5340 (XBITMAP, XTREE): New accessor macros.
5341 (NOTE_LIVE_INFO): Overload NOTE_SOURCE_FILE for NOTE_INSN_LIVE notes.
5342 (NOTE_RANGE_INFO): Similarly for NOTE_INSN_RANGE_{START,END} notes.
5343 (NOTE_BLOCK_LIVE_RANGE_BLOCK): Define.
5344 (NOTE_INSN_RANGE_START, NOTE_INSN_RANGE_END, NOTE_INSN_LIVE): New notes.
5345 (RANGE_LIVE_{BITMAP,ORIG_BLOCK}): New accessor macros.
5346 (RANGE_REG_{SYMBOL,BLOCK}_NODE, RANGE_VAR_*): New accessor macros.
5347 (RANGE_INFO_*): Likewise.
5348 * sched.c (sched_analyze): Keep live range start/stop notes.
5349 (unlink_other_notes): Likewise.
5350 * haifa-sched.c (sched_analyze): Keep live range start/stop notes.
5351 (unlink_other_notes): Likewise.
5352 * tree.h (BLOCK_LIVE_RANGE_{START,END,VAR_FLAG}): New accessor macros.
5353 (BLOCK_LIVE_RANGE_FLAG): Likewise.
5354 (DECL_LIVE_RANGE_RTL): Likewise.
5355 (struct tree_block): Add live_range_flag, live_range_var_flag,
5356 live_range_start and live_range_end.
5357 (struct tree_decl): Add live_range_rtl field.
5358 * gengenrtl.c (type_from_format): Handle 'b' and 't'.
5359 (accessor_from_format): Likewise.
5361 * haifa-sched.c (schedule_block): Make verbose output line up.
5362 Also add a blank line in printing the individual ready lists.
5364 Wed May 13 15:43:44 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5366 * Makefile.in (c-lang.o): Depend on c-tree.h, c-lex.h and toplev.h.
5367 (c-lex.o): Depend on output.h.
5368 (c-common.o): Likewise.
5370 (calls.o): Likewise.
5371 (integrate.o): Depend on toplev.h.
5372 (regclass.o): Depend on output.h.
5373 (final.o): Depend on reload.h.
5375 * c-common.c: Include output.h.
5376 (check_format_info): Remove unused variable `integral_format'.
5378 * c-decl.c (print_lang_decl): Mark parameters `file', `node' and
5379 `indent' with ATTRIBUTE_UNUSED.
5380 (print_lang_type): Likewise.
5381 (maybe_build_cleanup): Likewise for parameter `decl'.
5382 (copy_lang_decl): Likewise for parameter `node'.
5384 * c-lang.c: Include c-tree.h, c-lex.h and toplev.h.
5385 (lang_print_xnode): Mark parameters `file', `node' and `indent'
5386 with ATTRIBUTE_UNUSED.
5387 (lookup_interface): Likewise for parameter `arg'.
5388 (is_class_name): Likewise.
5389 (maybe_objc_check_decl): Likewise for parameter `decl'.
5390 (maybe_objc_comptypes): Likewise for parameters `lhs', `rhs' and
5392 (maybe_objc_method_name): Likewise for parameter `decl'.
5393 (build_objc_string): Likewise for parameters `len' and `str'.
5395 * c-lex.c: Include output.h.
5397 * c-lex.h (position_after_white_space): Correct typo in prototype.
5399 * c-tree.h (finish_file, c_expand_start_cond, c_expand_start_else,
5400 c_expand_end_cond, init_iterators): Add prototypes.
5402 * caller-save.c (set_reg_live): Mark parameters `reg' and `setter'
5403 with ATTRIBUTE_UNUSED.
5405 * calls.c: Include output.h.
5407 * cccp.c (pipe_closed): Mark parameter `signo' with
5410 * combine.c: Move inclusion of expr.h to after insn-config.h.
5412 * iris6.h (ASM_IDENTIFY_GCC, ASM_IDENTIFY_LANGUAGE): Don't define
5413 as empty, rather define as ((void)0).
5415 * sparc.c (sparc_check_64): Add braces around ambiguous `else'.
5416 Add parentheses around assignment used as truth value.
5418 * cplus-dem.c (squangle_mop_up): Change return type to void.
5419 (internal_cplus_demangle): Remove unused parameter `options'.
5420 All callers changed.
5421 (cplus_demangle_opname): Remove function wide variable `int i' and
5422 replace with `size_t i' at each location where it is used.
5423 (cplus_demangle_opname): change type of `i' from int to size_t.
5425 * cppexp.c (right_shift): Mark parameter `pfile' with
5428 * cpphash.c (cpp_lookup): Likewise.
5429 (cpp_hash_cleanup): Likewise.
5431 * cpplib.c (parse_name): Add a prototype and make it static.
5432 (null_underflow): Mark parameter `pfile' with ATTRIBUTE_UNUSED.
5433 (null_cleanup): Likewise for parameters `pbuf' and `pfile'.
5434 (macro_cleanup): Likewise for parameter `pfile'.
5435 (file_cleanup): Likewise.
5437 * cpplib.h (cpp_reader_init, cpp_options_init, cpp_start_read,
5438 cpp_read_check_assertion, skip_rest_of_line): Add prototypes.
5440 * crtstuff.c (force_to_data, __CTOR_LIST__, force_to_data,
5441 __DTOR_END__, __FRAME_END__): Mark with ATTRIBUTE_UNUSED.
5443 * cse.c (cse_check_loop_start): Mark parameter `set' with
5446 * dbxout.c (flag_minimal_debug, have_used_extensions,
5447 source_label_number): Move inside macro wrapper check against
5448 defined (DBX_DEBUGGING_INFO) || defined (XCOFF_DEBUGGING_INFO).
5450 * dwarf2out.c (gen_entry_point_die): Hide prototype and definition.
5452 * except.h (doing_eh): Provide prototype.
5454 * expr.c: Move inclusion of expr.h to after insn-config.h.
5456 * final.c: Include reload.h.
5457 (shorten_branches): Cast the first argument of bzero to char *.
5459 * fix-header.c (cpp_print_containing_files): Mark parameter
5460 `pfile' with ATTRIBUTE_UNUSED.
5461 (cpp_fatal): Likewise.
5463 * flow.c (find_basic_blocks_1): Cast the first argument of bzero
5466 * genattrtab.c (make_length_attrs): Change the type of variable
5467 `i' from int to size_t.
5468 (zero_fn): Mark parameter `exp' with ATTRIBUTE_UNUSED.
5471 * genextract.c (main): When generating insn-extract.c, mark
5472 variable `junk' with ATTRIBUTE_UNUSED.
5474 * gengenrtl.c (gencode): When generating genrtl.c, cast the first
5475 argument of bzero to char*.
5477 * integrate.c: Include toplev.h.
5479 * libgcc2.c: Wrap `struct exception_table' and
5480 `find_exception_handler' in macro DWARF2_UNWIND_INFO.
5482 * objc/Make-lang.in (objc-act.o): Depend on toplev.h.
5484 * objc/objc-act.c: Include toplev.h.
5485 (lang_print_xnode): Mark parameters `file', `node' and `indent'
5486 with ATTRIBUTE_UNUSED.
5487 (finish_protocol): Likewise for parameter `protocol'.
5489 * output.h (declare_weak): Add prototype.
5490 (decode_reg_name): Don't wrap with TREE_CODE macro.
5491 (assemble_alias): Add prototype.
5493 * regclass.c: Include output.h.
5495 * reload.h (reloads_conflict): Add prototype.
5497 * rtl.h (print_rtl_single, mark_elimiation, reg_class_subset_p,
5498 output_func_start_profiler): Add prototypes.
5500 * rtlanal.c (reg_set_p_1): Mark parameters `x' and `pat' with
5503 * scan-decls.c: Include scan.h.
5505 * scan.h (recognized_function, recognized_extern): Add prototypes.
5507 * stmt.c: Include output.h.
5509 * toplev.c (error_for_asm, warning_for_asm): Remove prototypes.
5510 (output_lang_identify): Hide prototype and definition.
5511 (float_signal): Mark parameter `signo' with ATTRIBUTE_UNUSED.
5512 (pipe_closed): Likewise.
5514 * toplev.h (count_error, strip_off_ending, error_for_asm,
5515 warning_for_asm): Add prototypes.
5517 Wed May 13 12:54:19 1998 Michael Meissner <meissner@cygnus.com>
5519 * toplev.c (rest_of_compilation): "Charge" final for any time
5520 doing various cleanup operations after finishing compilation
5523 * flow.c (dump_flow_info): Also print number of sets and
5524 whether or not the pseudo is a user variable.
5526 * flow.c (reg_n_max): New global variable.
5527 * regclass.c (allocate_reg_info): Keep reg_n_max up to date.
5528 Delete regno_max variable.
5529 * regs.h (REG_N_CHECK): Define.
5530 (REG_N_REFS, REG_N_SETS, REG_N_DEATHS): Use REG_N_CHECK.
5531 (REG_N_CHANGES_SIZE, REG_N_CALLS_CROSSED, REG_LIVE_LENGTH): Likewise.
5532 (REGNO_FIRST_UID, REGNO_LAST_UID, REGNO_LAST_NOTE_UID): Likewise.
5534 Wed May 13 12:54:19 1998 Martin von Loewis <martin@mira.isdn.cs.tu-berlin.de>
5536 * acconfig.h (ENABLE_CHECKING): Undefine.
5537 * configure.in (--enable-checking): New option.
5539 Wed May 13 08:52:08 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
5541 * reload1.c (merge_assigned_reloads): Can merge
5542 RELOAD_FOR_INPUT_ADDRESS and RELOAD_FOR_OTHER_ADDRESS even
5543 if RELOAD_FOR_INPUT with the same reload_reg_rtx is present.
5545 Tue May 12 20:05:57 1998 Jim Wilson <wilson@cygnus.com>
5547 * collect2.c (main): Ignore do_collecting when COLLECT_EXPORT_LIST.
5549 Wed May 13 03:23:45 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
5551 * reload1.c (gen_reload): Create REG_EQUIV notes.
5553 Tue May 12 22:21:07 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
5555 * reload1.c (reload): Fix check for USEs to use code of pattern.
5556 (choose_reload_regs): Remove dead variable use_insn.
5558 Tue May 12 14:04:49 1998 Jeffrey A Law (law@cygnus.com)
5560 * pa.h (DBX_CONTIN_LENGTH): Reduce to 3000 bytes.
5562 Tue May 12 15:16:02 1998 Michael Meissner <meissner@cygnus.com>
5564 * haifa-sched.c (HAIFA_INLINE): Define to be __inline unless
5566 (find_insn_{,mem_}list): Use HAIFA_INLINE, not __inline.
5567 (insn_{unit,issue_delay}): Ditto.
5568 (blockage_range): Ditto.
5569 (actual_hazard{,_this_instance}): Ditto.
5570 (schedule_unit): Ditto.
5571 (potential_hazard): Ditto.
5574 (queue_insn): Ditto.
5575 (birthing_insn_p): Ditto.
5576 (adjust_priority): Ditto.
5577 (get_block_head_tail): Ditto.
5578 (init_rgn_data_dependences): Ditto.
5580 Tue May 12 10:27:54 1998 Klaus Kaempf <kkaempf@progis.de>
5582 * alpha/vms.h (COMMON_ASM_OP, ASM_OUTPUT_ALIGNED_COMMON): Define.
5584 Tue May 12 11:44:14 1998 Gavin Koch <gavin@cygnus.com>
5586 * config/mips/mips.h (ASM_OUTPUT_ALIGN): Remove trailing semi-colon.
5588 Tue May 12 11:38:31 1998 Gavin Koch <gavin@cygnus.com>
5590 * config/mips/mips.md (dslot): Move after definition of "cpu"
5591 attribute. Handle r3900 case.
5593 Tue May 12 10:21:36 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5595 * system.h: Define the STRINGIFY macro here.
5596 * protoize.c: Not here.
5597 * gengenrtl.c (DEF_RTL_EXPR): Use the STRINGIFY macro.
5599 Tue May 12 00:47:33 1998 John Wehle (john@feith.com)
5601 * varasm.c (assemble_variable): Compute the alignment of the data
5602 earlier so that both initialized and uninitialized variables are
5603 effected by DATA_ALIGNMENT.
5604 * tm.texi (DATA_ALIGNMENT): Updated appropriately.
5606 Mon May 11 19:57:58 1998 Jeffrey A Law (law@cygnus.com)
5608 * mips.c: Prototype static functions.
5610 Mon May 11 17:43:03 1998 Jim Wilson <wilson@cygnus.com>
5612 * regmove.c (fixup_match_2, find_matches, regmove_profitable):
5613 Add explanatory comments.
5615 * sparc.h (SPARC_INCOMING_INT_ARG_FIRST): Support TARGET_FLAT.
5617 Mon May 11 17:24:27 1998 Richard Henderson <rth@cygnus.com>
5619 * sparc.md (ffsdi2): Disable. Simplify the expression as well.
5621 Mon May 11 13:30:44 1998 Jim Wilson <wilson@cygnus.com>
5623 * varasm.c (make_decl_rtl): Disable April 1 change.
5625 Mon May 11 09:14:41 1998 Richard Henderson <rth@cygnus.com>
5627 * configure.in (alpha-*-linux-gnu): Undo lossage from gcc2 merge.
5629 Mon May 11 08:24:18 1998 Richard Henderson <rth@cygnus.com>
5631 * alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Add '`'.
5632 * alpha.c (print_operand): Handle it.
5633 * alpha.md (fix_truncdfsi2, fix_truncsfsi2): New patterns and
5634 related define_splits. Also add peepholes for SImode reload
5635 plus sign_extend lossage.
5637 Mon May 11 09:33:10 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5639 * genattr.c: Include stdarg.h/varargs.h. Change function
5640 `fatal' to use variable arguments instead of faking it with
5641 integer parameters. Provide a prototype which also
5642 checks the format specifiers using ATTRIBUTE_PRINTF_1.
5644 * genattrtab.c: Likewise.
5645 * gencodes.c: Likewise.
5646 * genconfig.c: Likewise.
5647 * genemit.c: Likewise.
5648 * genextract.c: Likewise.
5649 * genflags.c: Likewise.
5650 * genopinit.c: Likewise.
5651 * genpeep.c: Likewise.
5652 * genrecog.c: Likewise.
5653 * genoutput.c: Likewise. Similarly for function `error'.
5655 Sun May 10 02:27:03 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5657 * acconfig.h (HAVE_VOLATILE): Insert stub for autoconf.
5658 * alocal.m4 (GCC_C_VOLATILE): New autoconf test.
5659 * configure.in: Use GCC_C_VOLATILE.
5660 * system.h (volatile): Define as empty if no volatile support is
5663 Sun May 10 01:21:43 1998 Jeffrey A Law (law@cygnus.com)
5665 * genemit.c (output_add_clobbers): Removed unused variable 'i' from
5668 Sat May 9 02:02:15 1998 Richard Henderson <rth@cygnus.com>
5670 * loop.c (get_condition): Don't combine when either compare is MODE_CC.
5671 * alpha.c (alpha_emit_conditional_branch): New function. Taken from
5672 the body of beq; additionally set the mode of the branch to CCmode for
5673 FP compares and not fast_math.
5674 (alpha_emit_conditional_move): Always use a compare insn for FP
5675 when not fast_math, as well as setting CCmode on the cmov.
5676 * alpha.md (beq, bne, blt, et al): Call alpha_emit_conditional_branch.
5678 * machmode.h (COMPLEX_MODE_P): New macro.
5680 Sat May 9 01:53:23 1998 Richard Henderson <rth@cygnus.com>
5682 * haifa-sched.c (print_exp): Fix typo.
5684 Fri May 8 21:48:50 PDT 1998 Jeff Law (law@cygnus.com)
5686 * version.c: Bump for snapshot.
5688 Fri May 8 18:23:08 1998 Michael Meissner <meissner@cygnus.com>
5690 * final.c (final_scan_insn): Call fatal_insn instead of abort if
5691 we could not split an insn when required to.
5693 * m32r.md ({add,sub}di3): Add define_splits and appropriate low
5695 (peepholes): Disable peepholes that call dead_or_set_p.
5696 (movsi): Rewrite to handle addresses better after last change.
5697 Add define_split to split load of addresses in large/medium modes.
5698 (prologue): Call m32r_expand_prologue.
5699 (movsi_{push,pop}): Generators for push/pop.
5700 (movsi): Support PRE_{INC,DEC}, POST_INC.
5701 (mov{di,df}): Rewrite. Always split the insns.
5702 (movsf): Add define_split to get register load in correct mode.
5703 (cmp_ne_small_const_insn): Use 'N' instead of 'S' constraint.
5704 (attributes): Rewrite attributes so that type indicates both the
5705 type and the length of the insn directly.
5706 (all insns): Change to use new type attributes.
5707 (debug): New attribute to convey whether -mdebug was used.
5708 (opt_space): New attribute to convey whether -Os was used.
5709 (function units): Loads are 3 cycles, not 2. Better classify all
5710 insns into short/long.
5711 (load/store/extend insns): Add separate case for load/store
5712 indirect operations without an offset.
5713 (divsi3): Division is a long operation, not short.
5715 * m32r.h (LEGITIMATE_LO_SUM_ADDRESS_P): Do not allow LO_SUM for
5717 (GO_IF_MODE_DEPENDENT_ADDRESS): LO_SUM is now mode dependent.
5718 (CONST_OK_FOR_LETTER_P): Make 'N' handle reverse 8 bit compares.
5719 (EXTRA_CONSTRAINT): Remove 'S' special support. Add 'U' for
5720 operands with PRE_{INC,DEC}, POST_INC.
5721 (FUNCTION_PROFILER): Call abort instead of doing nothing.
5722 (GO_IF_LEGITIMATE_ADDRESS): Allow PRE_{INC,DEC}, POST_INC of
5724 (gen_split_move_double): Declare.
5725 (EXTRA_CONSTRAINT): Add 'T' for memory reference with no offset.
5727 * m32r.c (gen_split_move_double): Fix typo. Also, don't call
5728 emit_move_insn, build up SET's directly.
5729 (toplevel): Include system.h, not stdio.h.
5730 (move_double_src_operand): Allow any DF or DI mode constant.
5731 (gen_split_move_double): Split moves of DI or DF values into the
5732 appropriate moves, loads, or stores. Don't handle use of auto
5733 inc/dec if using dead index. Do handle overlapping moves, etc.
5734 (m32r_frame_info): Remove prologue_size field.
5735 (m32r_compute_frame_size): Don't calculate prologue size.
5736 (m32r_output_function_prologue): Change to pretty much a NOP.
5737 (m32r_expand_prologue): Expand prologue as a series of INSNs.
5738 (m32r_print_operand): Add support for PRE_{INC,DEC}, POST_INC.
5739 (m32r_print_operand_address): Ditto.
5741 Fri May 8 14:13:21 1998 H.J. Lu (hjl@gnu.org)
5743 * reload1.c (emit_reload_insns): When performing expensive
5744 optimizations, do not output the last reload insn if OLD is
5745 not the dest of NSN and is in the src and is clobbered by INSN.
5747 Fri May 8 09:47:29 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5749 * Makefile.in (genrtl.o): Depend on system.h.
5750 * gengenrtl.c (gencode): When creating genrtl.c, have it
5753 Fri May 8 10:57:33 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
5755 * config/m68k/t-linux: Remove extra stuff already included in
5758 Fri May 8 09:53:24 Paul Eggert <eggert@twinsun.com>
5760 * fixinc.wrap: Renamed from fixinc.math. Put wrapper around
5761 curses.h if it contains `typedef char bool;', as suggested by
5762 Manfred Hollstein <manfred@s-direktnet.de>.
5764 * configure.in: Rename fixinc.math to fixinc.wrap.
5766 Thu May 7 19:26:34 1998 Jim Wilson <wilson@cygnus.com>
5768 * gcc.c (read_specs): Handle missing blank line at end of specs file.
5770 * i386.md (movsicc, movhicc, movsicc_1, movhicc_1, movsfcc_1,
5771 movdfcc_1): Disable.
5773 Thu May 7 15:39:14 1998 Jim Wilson <wilson@cygnus.com>
5775 * configure.in (enable_threads): Rename to enable_threads_flag before
5776 main loop. Set enable_threads to enable_threads_flag inside main
5779 Thu May 7 17:38:03 1998 Michael Meissner <meissner@cygnus.com>
5781 * r6000/eabi.asm (__eabi): Restore LR in case __eabi is called
5784 Thu May 7 14:26:05 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5786 * aclocal.m4 (GCC_FUNC_VFPRINTF_DOPRNT): New macro.
5788 * configure.in: Add a call to GCC_FUNC_VFPRINTF_DOPRNT.
5789 (AC_CHECK_HEADERS): Remove unused check for varargs.h,sys/varargs.h.
5790 (AC_CHECK_FUNCS): Remove unused check for vprintf.
5792 * Makefile.in: Add support for linking in vfprintf.c and doprint.c.
5793 (cccp.o): Depend on gansidecl.h.
5796 * cccp.c: Convert from using PRINTF_ALIST/PRINTF_DCL to VPROTO as
5797 per the rest of gcc source.
5798 * cexp.y: Likewise. Include gansidecl.h and remove all code made
5801 * cccp.c: Remove checks for HAVE_VPRINTF and the associated code
5802 used when vfprintf is missing.
5805 * genattrtab.c: Likewise.
5806 * mips-tfile.c: Likewise.
5807 * toplev.c: Likewise.
5809 * vfprintf.c: New file.
5810 * doprint.c: New file.
5812 Thu May 7 10:18:41 1998 Jeffrey A Law (law@cygnus.com)
5814 * config/linux.h (ASM_COMMENT_START): Remove from here,
5815 * config/linux-aout.h (ASM_COMMENT_START): and here,
5816 * config/i386/linux.h (ASM_COMMENT_START): to here,
5817 * config/i386/linux-aout.h (ASM_COMMENT_START): and here.
5818 * config/i386/linux-oldld.h (ASM_COMMENT_START): Define
5821 Thu May 7 10:55:59 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
5823 * config/m68k/m68k.md (adddi3, subdi3): Properly negate the DImode
5826 Wed May 6 22:32:37 CDT 1998 Robert Lipe <robertl@dgii.com>
5828 * Makefile.in (dwarfout.o) Add toplev.h dependency.
5829 * dwarfout.c, i386.c: Include toplev.h
5830 * toplev.h: (pfatal_with_name) Add prototype.
5832 Wed May 6 19:02:29 1998 Jason Merrill <jason@yorick.cygnus.com>
5834 * Makefile.in: Fix .SUFFIXES.
5836 Wed May 6 19:31:32 1998 Alan Modra <alan@spri.levels.unisa.edu.au>
5838 * config/linux.h (ASM_COMMENT_START): Define as "#".
5839 * config/linux-aout.h (ASM_COMMENT_START): Likewise.
5841 Wed May 6 15:51:39 1998 Jim Wilson <wilson@cygnus.com>
5843 * objc/Make-lang.h (objc-parse.o): Add toplev.h dependency.
5844 * objc/objc-parse.y, objc/objc-parse.c: Regenerate.
5846 * toplev.c: Include toplev.h.
5847 * Makefile.in (c-common.o, c-convert.o, c-decl.o, c-iterate.o,
5848 c-lex.o, c-parse.o, c-pragma.o, c-typeck.o, calls.o, convert.o,
5849 dwarf2out.o, except.o, expr.o, final.o, fold-const.o, function.o,
5850 hash.o, profile.o, real.o, reg-stack.o, regclass.o, reload.o,
5851 reload1.o, stmt.o, stor-layout.o, tlink.o, tree.o, varasm.o): Add
5852 toplev.h dependency.
5854 * mips/mips.c (save_restore_insns): Change FRAME_POINTER_REGNUM to
5855 HARD_FRAME_POINTER_REGNUM.
5857 * expr.c (target_temp_slot_level): Delete duplicate definition.
5859 Wed May 6 16:46:01 1998 Jeffrey A Law (law@cygnus.com)
5861 * stmt.c (mark_seen_cases): Make it have external linkage again.
5862 * expr.h (mark_seen_cases): Add declaration, but only when tree.h
5865 * haifa-sched.c (print_value, case SUBREG): Fix typo.
5867 * i386.c (output_387_binary_op): Add some braces to avoid warnings.
5868 * i386.h (REG_CLASS_CONTENTS): Similarly.
5870 * toplev.c (-fsched-max): Delete flag.
5871 (-fsched-interblock-max-blocks,-fsched-interblock-max-insns): Likewise.
5872 * haifa-sched.c: Remove -fsched-max-N, -fsched-interblock-max-blocks-N
5873 and -fsched-interblock-max-insns-N support. Remove INTERBLOCK_DEBUG
5876 * haifa-sched.c (find_rgns): Correctly handle reducible loops with
5877 inner loops which are not reducible.
5879 * loop.c (regs_match_p): Fix typo in prototype.
5881 * regmove.c (try_auto_increment): Wrap declaration inside an
5882 #ifdef AUTO_INC_DEC.
5884 Wed May 6 17:07:47 1998 Michael Meissner <meissner@cygnus.com>
5886 * final.c (output_operand_lossage): Call fatal with the operand
5887 lossage message instead of calling abort.
5889 Wed May 6 15:37:27 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5891 * c-common.c: Convert to using ctype macros defined in system.h.
5892 * c-lex.c: Likewise.
5894 * collect2.c: Likewise.
5895 * rs6000.c: Likewise.
5896 * cpplib.c: Likewise.
5897 * fix-header.c: Likewise.
5899 * gen-protos.c: Likewise.
5900 * pexecute.c: Likewise.
5901 * protoize.c: Likewise.
5905 * tlink.c: Likewise.
5906 * toplev.c: Likewise.
5908 Wed May 6 14:44:14 1998 Gavin Koch <gavin@cygnus.com>
5910 * config/mips/r3900.h (SUBTARGET_ASM_DEBUGGING_SPEC) :
5911 Replace -gdwarf-2 with -g0.
5913 Wed May 6 11:43:18 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5915 * Makefile.in (mips-tfile.o, mips-tdump.o): Depend on system.h.
5916 * mips-tdump.c: Include system.h, remove redundant headers.
5917 * mips-tfile.c: Likewise. Also, convert all ctype function calls
5918 to calls of the macro versions defined in system.h.
5920 * objc/Make-lang.in (objc-act.o): Depend on system.h.
5921 * objc/objc-act.c: Include system.h, remove redundant headers.
5923 Wed May 6 11:21:06 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5925 * configure.in (AC_CHECK_FUNCS): Add isascii.
5926 (GCC_NEED_DECLARATIONS): Add atof.
5928 * system.h: Provide prototypes for abort, atof, atol and sbrk here.
5929 * rtl.c, rtl.h, toplev.c, tree.h: Not here.
5931 Wed May 6 10:52:49 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5933 * system.h: Wrap time.h and sys/file.h in autoconf checks.
5934 Provide default definitions for O_RDONLY and O_WRONLY here.
5936 * cccp.c, cpplib.c, fix-header.c, gcc.c, protoize.c: Not here.
5938 1998-05-06 Mark Mitchell <mmitchell@usa.net>
5940 * tree.h (IS_EXPR_CODE_CLASS): Remove bogus '3'.
5942 Wed May 6 06:35:38 1998 Robert Lipe <robertl@dgii.com>
5944 * toplev.h: New file. Protypes for functions in toplev.c.
5945 * tree.h, rtl.h: Deleted protos for functions in toplev.c.
5946 * c-common.c, c-convert.c, c-decl.c, c-iterate.c, c-lex.c,
5947 c-parse.in, c-parse.y, c-pragma.c, c-typeck.c, calls.c,
5948 convert.c, dwarf2out.c, except.c, expr.c, final.c, fold-const.c,
5949 function.c, hash.c, profile.c, real.c, reg-stack.c, regclass.c,
5950 reload.c, reload1.c, stmt.c, stor-layout.c, tlink.c, tree.c,
5951 varasm.c: include it.
5953 Wed May 6 01:09:01 1998 Jeffrey A Law (law@cygnus.com)
5954 Jim Wilson (wilson@cygnus.com)
5956 * haifa-sched.c (find_rgns): In no_loops case, fix test for leaf
5957 blocks. Check for 1 successor which is the EXIT_BLOCK.
5959 * haifa-sched.c (find_rgns): Detect unreachable blocks, including
5960 unreachable loops with more than one block.
5962 Wed May 6 08:22:24 1998 Manfred Hollstein <manfred@s-direktnet.de>
5964 * fix-header.c (write_rbrac): Add "abort" to functions which need to
5967 Wed May 6 00:09:36 1998 Jeffrey A Law (law@cygnus.com)
5969 * Check in merge from gcc2. See ChangeLog.12 for details.
5971 Tue May 5 14:33:49 1998 Jim Wilson <wilson@cygnus.com>
5973 * c-common.c (scan_char_table): Separate 's' and 'c'. 'c' does not
5974 accept 'a' flag. 'S' does accept 'a' flag.
5975 (check_format_info): When pedantic, warn for m/C/S/a/A formats,
5978 * elf64.h (MULTILIB_DEFAULTS): Move definition after mips.h include.
5980 Tue May 5 10:50:39 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
5982 * config/m68k/m68k.h: Declare functions from m68k.c used in
5983 macros and machine description.
5984 (ASM_OUTPUT_LONG_DOUBLE): Always use `l' flag in print format for
5986 (ASM_OUTPUT_FLOAT): Likewise.
5987 (ASM_OUTPUT_FLOAT_OPERAND): Likewise.
5989 Tue May 5 01:28:12 1998 Jason Merrill <jason@yorick.cygnus.com>
5991 * tree.def: Add NAMESPACE_DECL.
5992 * dwarfout.c (type_ok_for_scope): Ignore NAMESPACE_DECLs for now.
5993 * dwarf2out.c (push_decl_scope): Likewise.
5994 (scope_die_for): Likewise.
5995 * tree.c (decl_function_context): Use TREE_CODE_CLASS to determine
5996 how to get next context level.
5998 Tue May 5 01:43:16 1998 Jim Wilson <wilson@cygnus.com>
6000 * i386.c (output_fix_trunc): Add code to emulate non-popping DImode
6003 Tue May 5 01:15:06 1998 Jeffrey A Law (law@cygnus.com)
6005 * h8300.h (ADDITIONAL_REGISTER_NAMES): Add "er" registers.
6007 * reorg.c (fill_slots_from_thread): Update REG_DEAD/REG_UNUSED notes
6008 for any insns skipped at the start of a block because they were
6011 Mon May 4 20:23:51 1998 Jim Wilson <wilson@cygnus.com>
6013 * alpha.h (DBX_CONTIN_LENGTH): Decrease to 3000.
6015 1998-05-04 Ulrich Drepper <drepper@cygnus.com>
6017 * c-common.c (format_char_info): Add new field hhlen.
6018 (print_char_table, scan_char_table, time_char_table): Initialize
6019 hhlen field appropriately.
6020 (char_format_info): Recognize hh modifier and lookup correct char
6023 Mon May 4 19:15:29 1998 Jim Wilson <wilson@cygnus.com>
6025 * expr.c (expand_expr, case INDIRECT_REF): Don't optimize string
6026 reference if this is a store.
6028 Mon May 4 17:25:17 1998 Richard Henderson <rth@cygnus.com>
6030 * sparc.c (output_move_quad): Fix typo in mov_by_64 argument.
6032 Sun May 3 23:57:25 1998 Robert Lipe <robertl@dgii.com>
6034 Make UnixWare 7 bootstrap support work with final shipping product.
6035 * configure.in: (i[34567]86-*-sysv5): append, not overwrite, xm_file.
6036 Pick up xm-siglist and xm-alloca.
6037 (xm_defines): Add USG so dbxout will build.
6038 * configure: Regenerate.
6040 Sun May 3 13:51:34 PDT 1998 Richard Henderson <rth@cygnus.com>
6042 Support for official Sparc V9 ABI:
6043 * sparc.c (sparc_override_options): Force stack bias off for !arch64.
6044 Care for flag_pcc_struct_return default.
6045 (output_move_quad): Rewrite to move by halves on v9 and in the
6047 (move_quad_direction): New function.
6048 (output_fp_move_quad): Use it to determine the direction of copy.
6049 (function_arg_slotno): Return -1 for FP reg overflow as well.
6050 (function_arg_record_value*): New functions.
6051 (function_arg): Use them. Streamline unprototyped parameter passing.
6052 (function_arg_pass_by_reference): Pass TCmode by reference.
6053 (function_value): New function.
6054 * sparc.h (PTRDIFF_TYPE, SIZE_TYPE): For -pedantic's sake, don't use
6055 long long in 64-bit mode.
6056 (RETURN_IN_MEMORY): v9 returns structs < 32-bytes in regs.
6057 (DEFAULT_PCC_STRUCT_RETURN): Make the default detectable.
6058 (BASE_RETURN_VALUE_REG): Consider complex float types for arch64.
6059 (BASE_OUTGOING_VALUE_REG, BASE_PASSING_ARG_REG): Likewise.
6060 (BASE_INCOMING_ARG_REG): Likewise.
6061 (FUNCTION_VALUE): Call function_value.
6062 (FUNCTION_OUTGOING_VALUE, LIBCALL_VALUE): Likewise.
6063 * sparc.md (movdi_sp32_v9): Disable for arch64.
6064 (movsf, movdf, movtf): Sort all ulternatives using fp regs first.
6065 (call_value_address_sp64): Remove register class constraints.
6066 (call_value_symbolic_sp64): Likewise.
6067 (nonlocal_goto): Pass label reg directly to goto_handlers. Constrain
6068 v9 case to 32-bit constants.
6069 (goto_handler_and_restore_v9): Provide a version for arch64.
6070 * sparc/linux64.h (SIZE_TYPE, PTRDIFF_TYPE): Remove private definition.
6071 * sparc/sp64-aout.h (TARGET_DEFAULT): Turn on stack bias.
6072 (CPP_PREDEFINES): New.
6073 * sparc/sp64-elf.h: Likewise.
6074 (PREFERRED_DEBUGGING_TYPE): Dwarf2.
6075 (ASM_OUTPUT_DWARF2_ADDR_CONST): New.
6076 * sparc/sysv4.h (SIZE_TYPE, PTRDIFF_TYPE): Undo svr4.h's changes.
6078 Sat May 2 17:47:17 PDT 1998 Jeff Law (law@cygnus.com)
6080 * version.c: Bump for snapshot.
6082 Sat May 2 01:37:29 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
6084 * reload.c (find_reloads): Emit USEs to mark where a pseudo
6085 is reloaded with the MEM of its stack slot.
6086 * reload1.c (cannot_omit_stores): Delete.
6087 (reload): Don't initialize it.
6088 Don't apply avoid_return_reg logic to USEs.
6089 When done, remove USEs that have a REG_EQUAL note on them.
6090 (emit_reload_insns): Handle case where we have inherited a MEM.
6091 (choose_reload_regs): Likewise.
6092 (delete_output_reload): Don't use cannot_omit_stores.
6094 Thu Apr 30 18:59:03 1998 Jim Wilson <wilson@cygnus.com>
6096 * Makefile.in (cpp.info, gcc.info): Put -o option before input file.
6098 Thu Apr 30 16:57:34 1998 Michael Meissner <meissner@cygnus.com>
6100 * haifa-sched.c (print_{exp,value}): Various changes to make the
6101 debug output easier to read. Also, use only one buffer, and make
6102 sure the buffer we are passed in doesn't overflow.
6103 (safe_concat): Concatenate to a buffer without overflow.
6105 Thu Apr 30 16:57:34 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6107 * haifa-sched.c (alloc_{INSN,EXPR}_LIST): Make static to agree
6110 Wed Apr 29 21:45:16 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
6112 * sched.c (new_insn_dead_notes): Check if the register was
6113 used in the original instruction.
6114 * haifa-sched.c (new_insn_dead_notes): Likewise.
6116 Wed Apr 29 13:46:03 1998 Jim Wilson <wilson@cygnus.com>
6118 * dwarf2out.c (scope_die_for): If could not find proper scope,
6119 check for and handle tagged type with incorrect TYPE_CONTEXT.
6121 Wed Apr 29 15:34:40 1998 John Carr <jfc@mit.edu>
6123 * calls.c (expand_call): Fix recognition of C++ operator new.
6125 * alias.c (mode_alias_check): Disable type based alias detection.
6127 Wed Apr 29 15:06:42 1998 Gavin Koch <gavin@cygnus.com>
6129 * config/mips/elf.h (ASM_OUTPUT_DEF,ASM_WEAKEN_LABEL,
6130 ASM_OUTPUT_WEAK_ALIAS): Define.
6131 * config/mips/elf64.h: Same.
6132 * config/mips/r3900.h (ASM_OUTPUT_DEF,SUPPORTS_WEAK,
6133 ASM_WEAKEN_LABEL): Removed.
6135 Wed Apr 29 10:53:29 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
6137 * calls.c (expand_call): Bump the length limit on the specially
6138 recognized function names to 17.
6140 Tue Apr 28 17:53:33 1998 Jim Wilson <wilson@cygnus.com>
6142 * ginclude/stddef.h: Add check for _MACHINE_ANSI_H_ for BSD/OS
6143 when undefining macros at the end.
6145 * expr.c (expand_builtin, case BUILT_IN_MEMSET): Break if either
6146 val or len has TREE_SIDE_EFFECTS set.
6148 * sparc.md (mulsidi3): Call const v8plus and v8plus routines.
6149 (mulsidi3_v8plus, const_mulsidi3_v8plus): Delete asterisk from name.
6150 (smuldi3_highpart): Call const v8plus routine.
6151 (smulsi3_highpart_v8plus): Renamed from smulsidi3_highpart_v8plus.
6152 (const_smulsi3_highpart_v8plus): New pattern.
6153 (smulsi3_highpart_sp32): Renamed from smulsidi3_highpart_sp32.
6154 (umulsidi3): Call const v8plus routine.
6155 (umulsi3_highpart): Handle const before v8plus. Call const v8plus
6157 (umulsi3_highpart_v8plus): Renamed from umulsidi3_highpart_v8plus.
6158 (umulsi3_highpart_sp32): Renamed from umulsidi3_highpart_sp32.
6160 Tue Apr 28 08:55:26 1998 Michael Meissner <meissner@cygnus.com>
6162 * m32r.c (*_oper{and|ator}): Change enum arguments and return
6163 values to int, so they can be prototyped even in files that don't
6165 ({small,large}_insn_p): Ditto.
6166 (m32r_select_cc_mode): Ditto.
6167 (gen_compare): Ditto.
6168 (function_arg_partial_nregs): Ditto.
6169 (m32r_setup_incoming_varargs): Ditto.
6170 (init_reg_tables): Add prototype.
6171 (m32r_frame_info): Add prolog_size field.
6172 (m32r_compute_frame_size): Calculate the size of the prologue.
6173 (m32r_first_insn_address): Return prologue size.
6174 (m32r_output_function_prologue): Calculate frame size before
6175 printing out information. Print out the prologue size.
6177 * m32r.h: Prototype all functions in m32r.c.
6178 (FIRST_INSN_ADDRESS): Declare, returning prologue size.
6180 * m32r.md (bcc functions): Cast enum's to int.
6182 * m32r.c (conditional_move_operand): Silence a debug message.
6183 ({small,long}_insn): New predicates.
6185 * m32r.h (TARGET_M32R): New macro.
6186 (PREDICATE_CODES): Rearrange somewhat, add small_insn/long_insn.
6187 (HAIFA_P): Define as 1/0 depending on whether the Haifa scheduler
6189 (ISSUE_RATE): Define as 2.
6191 * m32r.md (insn_size): New attribute.
6192 ({,rev_}branch_insn): Add .s qualifier to branches believed to be
6194 (m32r): New attribute.
6196 * configure.in (enable_haifa): Switch m32r to Haifa by default.
6197 * configure: Regenerate.
6199 (Changes from Nick Clifton <nickc@cygnus.com>)
6200 * m32r.h (EXTRA_CONSTRAINT): Implement 'S' constraint to perfoirm
6201 the equivalent of a negated 'I' constraint.
6202 (PRESERVE_DEATH_INFO_REGNO_P): Define in order to allow peephole
6203 optimisation to work.
6205 * m32r.md (cmp_ne_small_const_insn): Use 'S' constriant rather
6206 than 'I' since the value is negated.
6207 (peephole): Add peephole optimisation to cope with optimization of
6208 divide and subtracts of the same operands.
6210 * m32r.c zero_and_one, emit_cond_move): Add support for MVFC.
6214 * m32r.h (PREDICATE_CODES): Add declaration of machine specific
6217 Tue Apr 28 07:25:53 1998 Manfred Hollstein <manfred@s-direktnet.de>
6219 * Makefile.in (libgcc2.ready): Revert last patch (Apr 24).
6221 Mon Apr 27 18:39:47 1998 Nick Clifton <nickc@cygnus.com>
6223 * config/arm/thumb.h (GO_IF_LEGITIMATE_ADDRESS): Check against
6224 frame_pointer_rtx not FRAME_POINTER_REGNUM.
6226 Mon Apr 27 18:36:28 1998 Jim Wilson <wilson@cygnus.com>
6228 * reg-stack.c: Revert last patch (Apr 20).
6229 (convert_regs): Set insn to PREV_INSN (next) after do while loop.
6231 * m68k/lb1sf68.asm (Laddsf$3): Fix typos in mcf5200 exg code.
6233 * loop.c (check_dbra_loop): New locals jump, first_compare, and
6234 compare_and_branch. Call get_condition to set first_compare.
6235 Set compare_and_branch to number of compare/branch instructions.
6236 Replace PREV_INSN (PREV_INSN (loop_end)) with first_compare.
6237 Replace '2' with compare_and_branch.
6239 Mon Apr 27 15:53:30 EDT 1998 Andrew MacLeod <amacleod@cygnus.com>
6241 * cplus-dem.c (demangle_qualified): Replace missing else.
6243 Mon Apr 27 20:22:08 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
6245 * sh.c (gen_ashift_hi): Don't make SUBREG of a SUBREG.
6247 Mon Apr 27 18:23:51 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
6249 * sh.c (sh_expand_prologue, sh_expand_epilogue):
6250 If TARGET_DOUBLE_ALIGN, preserve 64 bit stack alignment.
6251 * sh.h (STACK_BOUNDARY): Likewise.
6253 Mon Apr 27 17:22:48 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
6255 * sh.h (LEGITIMIZE_RELOAD_ADDRESS): Define.
6257 Mon Apr 27 08:55:23 1998 Michael Meissner <meissner@cygnus.com>
6259 * system.h (abort): If abort is not defined, and neither is
6260 USE_SYSTEM_ABORT, redefine abort to call fprintf and exit,
6261 reporting the line and filename of the error.
6263 * .gdbinit: Add breakpoints on exit and fancy_abort.
6265 * final.c (split_double): Avoid a compiler warning if
6266 BITS_PER_WORD is less than or equal to HOST_BIT_PER_WIDE_INT.
6268 * rtl.h (JUMP_{CROSS_JUMP,NOOP_MOVES,AFTER_REGSCAN}): New macros
6269 for calling jump_optimize.
6271 * toplev.c (rest_of_compilation): Call jump_optimize using JUMP_*
6272 macros, rather than 0/1's.
6274 Sun Apr 26 23:19:10 1998 Richard Henderson <rth@cygnus.com>
6276 * alpha.h (CONST_COSTS): Zero is always free.
6277 (RTX_COSTS): Add EV6 costs. Abort if alpha_cpu is unknown.
6279 Sun Apr 26 15:38:50 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
6281 * cplus-dem.c (gnu_special): Fix off-by-one bug when checking the
6282 length in the name of a virtual table.
6284 Sun Apr 26 01:21:06 1998 Richard Henderson <rth@cygnus.com>
6286 * alpha.c (print_operand): Don't add 'v' suffix for ALPHA_FPTM_N.
6288 Sat Apr 25 22:11:38 PDT 1998 Jeff Law (law@cygnus.com)
6290 * version.c: Bump for snapshot.
6292 Sat Apr 25 17:17:15 1998 Jeffrey A Law (law@cygnus.com)
6294 * fold-const.c (fold_convert): Fix typo.
6296 Sat Apr 25 17:55:54 1998 John Carr <jfc@mit.edu>
6298 * alias.c (alias_invariant): New variable.
6299 (record_base_value): New argument INVARIANT.
6300 (memrefs_conflict_p): If a register has an entry in the alias_invariant
6301 array, try substituting that value for the register.
6303 * rtl.h: Declare record_base_value.
6305 * loop.c, unroll.c: Update callers of record_base_value.
6307 * alias.c (find_base_value, find_base_term): SIGN_EXTEND and
6308 ZERO_EXTEND do not affect base values.
6310 Fri Apr 24 15:57:02 1998 Jeffrey A Law (law@cygnus.com)
6312 * dbxout.c (dbxout_type): Fix typo.
6313 (dbxout_range_type): Another HOST_WIDE_INT_PRINT_DEC fix.
6315 * configure.in: Use CC_FOR_BUILD, not BUILD_CC.
6317 Fri Apr 24 16:11:47 1998 John Carr <jfc@mit.edu>
6319 * expr.c (expand_builtin, case MEMSET): Set MEM_IN_STRUCT_P
6320 if the argument is the address of a structure or array.
6322 * configure.in: Enable Haifa scheduler by default for SPARC.
6324 Fri Apr 24 20:55:47 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
6326 * cse.c (cse_set_around_loop): Don't do optimization when
6327 new pseudos are created.
6329 Fri Apr 24 11:00:18 1998 Jeffrey A Law (law@cygnus.com)
6331 * dbxout.c (dbxout_type_fields): Use HOST_WIDE_INT_PRINT_DEC
6333 (dbxout_type_method_1, dbxout_type): Likewise.
6334 (print_int_cst_octal, print_octal, dbxout_symbol): Likewise.
6335 (dbxout_type): Fix check for when to print a type range in
6338 Fri Apr 24 16:45:03 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
6340 * (gen_shl_and, in case 1): Fix comparison with mask.
6342 Fri Apr 24 06:46:40 1998 Nick Clifton <nickc@cygnus.com>
6344 * config/arm/thumb.h (GO_IF_LEGITIMATE_ADDRESS): Disallow frame
6345 pointer as second register in REG+REG pair.
6347 Fri Apr 24 09:22:23 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6349 * c-common.c (check_format_info): Don't check for the 'x' format
6350 character twice, instead check for 'x' and 'X'
6352 Fri Apr 24 08:02:30 1998 Manfred Hollstein <manfred@s-direktnet.de>
6354 * Makefile.in (libgcc2.ready): Add explicit dependancy from
6355 $(STMP_FIXPROTO) to ensure all necessary include files have
6356 been created and to guarantee proper parallel builds.
6358 Fri Apr 24 04:42:35 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
6360 * sh.c (sh_expand_prologue, in !SH3E code): Don't push an extra
6361 register for stdarg functions.
6362 * sh.h (current_function_varargs): Declare.
6363 (FUNCTION_ARG): Ignore NAMED for stdarg functions.
6365 1998-04-23 Jim Wilson <wilson@cygnus.com>
6367 * frame.c, libgcc2.c (stdlib.h, unistd.h): Don't include when
6368 inhibit_libc is defined.
6370 * c-aux-info.c (gen_type): Use DECL_NAME only for TYPE_DECL.
6372 Thu Apr 23 19:09:33 1998 Jim Wilson <wilson@cygnus.com>
6374 * profile.c (tablejump_entry_p): New function.
6375 (branch_prob): Add code to recognize MIPS tablejump entry branch.
6376 Use tablejump_entry_p in MIPS and HPPA tablejump checking code.
6378 Thu Apr 23 15:01:13 1998 Nick Clifton <nickc@cygnus.com>
6380 * config/arm/arm.c (find_barrier): Return as soon as a barrier is
6381 found, rather than at end of the loop, after the insn has been
6384 Thu Apr 23 20:21:06 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
6386 * sh.c (gen_ashift_hi): Implement right shifts via gen_ashift.
6387 * sh.md (ashrhi3_k, lshrhi3_k, lshrhi3_m, lshrhi3, lshrhi3+1): Delete.
6389 Wed Apr 22 17:07:35 1998 Michael Meissner <meissner@cygnus.com>
6391 * loop.c (note_addr_stored): Correct function to take 2 arguments,
6394 * rtl.def (MATCH_INSN2): Add new matching pattern.
6395 * genrecog.c (add_to_sequence): Support MATCH_INSN2.
6397 Wed Apr 22 15:52:22 1998 John Carr <jfc@mit.edu>
6399 * emit-rtl.c (gen_highpart): The high part of a CONST_INT is not zero
6400 if HOST_BITS_PER_WIDE_INT is larger than BITS_PER_WORD.
6402 * final.c (split_double): Sign extend both halves of a split CONST_INT.
6404 Wed Apr 22 10:42:45 1998 Jeffrey A Law (law@cygnus.com)
6406 * mips.c (compute_frame_size): Change only argument to a HOST_WIDE_INT.
6408 Wed Apr 22 10:53:49 EDT 1998 Andrew MacLeod <amacleod@cygnus.com>
6410 * cplus-dem.c (struct work stuff): Add field for B and K mangle codes.
6411 (cplus_demangle_opname): Call mop_up_squangle.
6412 (cplus_demangle): Initialize squangle info, then call
6413 internal_cplus_demangle. (Most code moved there as well)
6414 (internal_cplus_demangle): New function, performs most of what use
6415 to be done in cplus_demangle, but is only called with this file.
6416 (squangle_mop_up): New function to clean up B and K code data.
6417 (mop_up): set pointers to NULL after freeing.
6418 (demangle_signature, demangle_template, demangle_class): Add
6419 switch elements to handle K and B codes.
6420 (demangle_prefix, gnu_special, demangle_qualified): Add
6421 code to handle K and B codes.
6422 (do_type, demangle_fund_type): Handle B and K codes.
6423 (remember_Ktype): New function to store K info.
6424 (register_Btype, remember_Btype): New functions for B codes.
6425 (forget_B_and_K_types): New function to destroy B and K info.
6427 1998-04-21 Jim Wilson <wilson@cygnus.com>
6429 * stmt.c (check_seenlabel): When search for line number note for
6430 warning, handle case where there is no such note.
6432 Tue Apr 21 20:48:37 1998 John Carr <jfc@mit.edu>
6434 * genemit.c (gen_exp): Allow machine description to set mode of
6437 Tue Apr 21 16:36:01 1998 John Carr <jfc@mit.edu>
6439 * alias.c (mode_alias_check): New function.
6440 (true_dependence, anti_dependence, output_dependence): Call
6443 Tue Apr 21 12:05:32 1998 Jeffrey A Law (law@cygnus.com)
6445 * mips.h (STACK_BOUNDARY): Allow specific targets to override.
6446 (MIPS_STACK_ALIGN): Similarly.
6448 * c-common.c (type_for_mode): Handle TI types.
6449 * c-decl.c (intTI_type_node, unsigned_int_TI_type_node): Define.
6450 (init_decl_processing): Handle TI types.
6451 * c-tree.h (intTI_type_node, unsigned_int_TI_type_node): Declare.
6453 * mips.c (block_move_loop): Test Pmode == DImode instead of
6455 (expand_block_move, save_restore_insns): Likewise.
6456 (function_prologue, mips_expand_prologue): Likewise.
6457 (mips_expand_epilogue): Likewise.
6458 * mips.h (POINTER_SIZE): Allow specific targets to override.
6459 (Pmode): Allow specific targets to override.
6460 (FUNCTION_PROFILER): Test Pmode == DImode instead of TARGET_MIPS64
6461 (POINTER_BOUNDARY, FUNCTION_MODE): Likewise.
6462 (TRAMPOLINE_TEMPLATE, TRAMPOLINE_SIZE): Likewise.
6463 (TRAMPOLINE_ALIGNMENT, INITIALIZE_TRAMPOLINE): Likewise.
6464 (CASE_VECTOR_MODE, ASM_OUTPUT_ADDR_VEC_ELT): Likewise.
6465 (ASM_OUTPUT_ADDR_DIFF_ELT, SIZE_TYPE, PTRDIFF_TYPE): Likewise.
6466 * mips.md (indirect, tablejump & casesi support): Test for
6467 Pmode == DImode instead of TARGET_MIPS64.
6468 (call patterns): Likewise.
6470 Tue Apr 21 09:43:55 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6472 * objc/sendmsg.c: Define gen_rtx_MEM() to 1, as is already done
6473 for gen_rtx(MEM, ...).
6475 Tue Apr 21 02:15:36 1998 Richard Henderson <rth@cygnus.com>
6477 * sparc.h (MACHINE_STATE_SAVE, MACHINE_STATE_RESTORE): Rewrite
6478 to not be so gross, and to properly function with PIC.
6480 Mon Apr 20 20:44:25 1998 Jim Wilson <wilson@cygnus.com>
6482 * frame.c (heapsort): Rename to frame_heapsort.
6484 * gcc.c (do_spec_1, case '['): Move flag out of loop and initialize it.
6486 Mon Apr 20 12:43:09 1998 Doug Evans <devans@canuck.cygnus.com>
6488 * flow.c (sbitmap_vector_alloc): Ensure sbitmaps properly aligned.
6490 Mon Apr 20 15:04:14 1998 John Wehle (john@feith.com)
6492 * i386.md (movsf_push, movdf_push, movxf_push): Allow memory
6493 operands during and after reload.
6495 Mon Apr 20 22:37:50 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
6497 * final.c (shorten_branches, init_insn_lengths): Move code
6498 to free label_align, uid_shuid, insn_lengths, insn_addresses
6499 and uid_align from the former function into the latter one;
6500 Add code to clear these variables.
6501 * sh.h (label_align): Remove declaration.
6503 Mon Apr 20 14:48:29 1998 Michael Meissner <meissner@cygnus.com>
6505 * gcc.c (lang_specific_driver): Declare prototype properly so
6506 fatal can be passed to it without error.
6508 * configure.in (AC_CHECK_FUNCS): Check for strchr and strrchr.
6509 * configure: Regenerate.
6510 * config.in: Add #undef's for strchr and strrchr.
6512 * protoize.c (toplevel): If we have rindex, but not strrchr, map
6514 (file_could_be_converted): Use strrchr, not rindex since rindex is
6515 not defined on Linux systems when _POSIX_SOURCE is defined.
6516 (file_normally_convertible): Ditto.
6517 (process_aux_info_file): Ditto.
6520 * rs6000.md (mov{sf,df} define_splits): When splitting a move of
6521 a constant to an integer register, don't split the insns that do
6522 the simple AND and OR operations, rather just split each word, and
6523 let the normal movsi define split handle it further.
6525 Mon Apr 20 18:19:40 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
6527 * sh.c (find_barrier): Fix bug in ADDR_DIFF_VEC handling.
6528 (split_branches): Call init_insn_lengths.
6530 Mon Apr 20 07:37:49 1998 Michael Meissner <meissner@cygnus.com>
6532 * i386.c: Include expr.h to get the change_address prototype
6535 Mon Apr 20 01:00:05 1998 H.J. Lu (hjl@gnu.org)
6537 * reg-stack.c (subst_asm_stack_regs): Change to return the last
6538 new insn generated by this function.
6539 (subst_stack_regs): Likewise.
6540 (convert_regs): Record the last newly generated insn and use
6541 it for change_stack () instead of INSN.
6543 Sun Apr 19 15:41:24 1998 Manfred Hollstein <manfred@s-direktnet.de>
6545 * fix-header.c (enum special_file): Undefine enumerators if they
6546 are already defined by include files.
6547 * fixproto (rel_source_file in unistd.h stdlib.h): Prefix file protection
6548 macro with '__' to not pollute user namespace.
6550 Sun Apr 19 02:42:06 1998 Richard Henderson <rth@cygnus.com>
6552 * haifa-sched.c (queue_to_ready): Fix typo in prototype.
6554 Sat Apr 18 23:52:35 PDT 1998 Jeff Law (law@cygnus.com)
6556 * version.c: Bump for snapshot.
6558 Sat Apr 18 18:30:22 1998 Jim Wilson <wilson@cygnus.com>
6560 * i386.md (fix_truncsfdi2+[123]): Add + to operand 1 constraints.
6562 * i386.h (CPP_CPU_DEFAULT): Renamed to CPP_CPU_DEFAULT_SPEC.
6563 Add missing -Dpentium* options.
6564 (CPP_CPU_SPEC): Delete redundant definition. Include cpp_cpu_default
6565 instead of CPP_CPU_DEFAULT.
6566 (EXTRA_SPECS): Add entry for cpp_cpu_default.
6568 Sat Apr 18 19:06:59 1998 David Edelsohn <edelsohn@mhpcc.edu>
6570 * rs6000.md (floatsidf2_loadaddr): rs6000_fpmem_offset will be
6571 negative in a stackless frame.
6572 * rs6000.c (rs6000_stack_info): Don't include fixed-size link area
6573 in stackless frame size. Support 64-bit stackless frame size.
6574 Combine fpmem offset calculations and don't add total_size to
6575 offset if not pushing a stack frame.
6577 Sat Apr 18 15:41:16 1998 Jim Wilson <wilson@cygnus.com>
6579 * regmove.c (fixup_match_1): In three places, in flag_exceptions
6580 check, change p to q.
6582 Sat Apr 18 15:30:49 1998 Jim Wilson <wilson@cygnus.com>
6584 * gcc.c (lang_specific_driver): Add new parm type to prototype.
6585 (added_libraries): New file scope static variable.
6586 (process_command): Initialize added_libraries. Pass it to
6587 lang_specific_driver.
6588 (main): Use added_libraries in check for no input files.
6590 Sat Apr 18 01:23:11 1998 John Carr <jfc@mit.edu>
6592 * sparc.c, sparc.h, sparc.md, sol2.h: Many changes related to V9
6593 code generation. Use 64 bit instructions in 32 bit mode when
6594 possible. Use V9 return instruction. UltraSPARC optimizations.
6596 * sparc.h: Change gen_rtx (CODE to gen_rtx_CODE (.
6598 Fri Apr 17 22:38:17 1998 Jeffrey A Law (law@cygnus.com)
6600 * global.c (global_alloc): Don't pass HARD_CONST (0) to find_reg,
6601 just pass zero. That will work regardless of the size of HARD_REG_SET.
6603 * libgcc2.c (__floatdisf): Fix a couple typos.
6605 Fri Apr 17 17:28:26 1998 Jim Wilson <wilson@cygnus.com>
6607 * Makefile.in (mostlyclean): Delete *.mach and *.bp files.
6609 Fri Apr 17 16:35:35 1998 Greg McGary <gkm@gnu.org>
6611 * emit-rtl.c (gen_highpart): initialize `word' properly for pseudo.
6613 Fri Apr 17 14:30:37 1998 John Carr <jfc@mit.edu>
6615 * emit-rtl.c (operand_subword_force): If a register can not be
6616 accessed by words, copy it to a pseudo register.
6618 Fri Apr 17 14:30:37 1998 Jim Wilson <wilson@cygnus.com>
6620 * rs6000/vxppc.h (CPP_SPEC): Add support for mrelocatable*.
6622 Fri Apr 17 17:01:25 1998 Michael Meissner <meissner@cygnus.com>
6624 * tree.h (mark_seen_cases): Delete declaration.
6626 Fri Apr 17 13:32:20 1998 Jeffrey A Law (law@cygnus.com)
6628 * stmt.c (mark_seen_cases): Make static and add prototype.
6630 Fri Apr 17 11:21:43 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6632 * frame.c: Include stdlib.h and unistd.h to possibly get various
6633 function prototypes. The fixproto script guarantees these header
6634 files exist on the target system.
6635 * libgcc2.c: Likewise.
6637 * gthr-single.h (__gthread_mutex_lock, __gthread_mutex_trylock,
6638 __gthread_mutex_unlock): Add __attribute__ ((__unused__)) to the
6639 function parameters.
6640 * libgcc2.c (__udiv_w_sdiv): Likewise.
6642 Thu Apr 16 22:41:02 1998 Jeffrey A Law (law@cygnus.com)
6644 * varasm.c (asm_output_bss): Add prototype.
6645 (asm_output_aligned_bss): Likewise.
6647 * unroll.c (verify_addresses): Add prototype.
6649 * toplev.c: Add many prototypes. Too many to mention here.
6651 * stmt.c (check_seenlabel): Add prototype.
6653 * rtlanal.c (reg_set_p_1): Add prototype.
6654 (reg_set_last_1): Likewise.
6656 * reorg.c (find_dead_or_set_registers): Add prototype.
6658 * regmove (try_auto_increment): Add prototype.
6660 * reg-stack.c (pop_stack): Add prototype.
6662 * recog.c (validate_replace_rtx_1): Add prototype.
6663 (find_cosntant_term_loc): Likewise.
6665 * loop.c (regs_patch_p): Add prototype.
6666 (add_label_notes, count_nonfixed_reads): Likewise.
6667 (find_single_use_in_loop): Likewise.
6668 (express_from): Surround prototype with #ifdef.
6669 (giv_sort): Similarly.
6671 * jump.c (mark_modified_reg): Add prototype.
6673 * haifa-sched.c (is_prisky): Add prototype.
6674 (queue_to_ready): Likewise.
6676 * genextract.c (gen_insn): Add prototype.
6678 * genemit.c (max_operand_1): Add prototype.
6679 (max_operand_vec, print_code, gen_exp, gen_insn): Likewise.
6680 (gen_expand, gen_explit, output_add_clobbers): Likewise.
6681 (output_init_mov_optab): Likewise.
6683 * genattrtab.c (attr_hash_add_rtx): Add prototype.
6684 (attr_hash_add_string, write_length_unit_log): Likewise.
6686 * genattr.c (init_range): Add prototype.
6688 * combine.c (sets_function_arg_p): Add prototype.
6690 * expr.c (store_constructor_field): Add prototype.
6691 (get_memory_usage_from_modifier): Likewise
6693 * expmed.c (synth_mult): Add prototype.
6694 (choose_multiplier, invert_mod2n): Likewise.
6696 * except.c (push_eh_entry): Add prototype.
6697 (pop_eh_entry, enqueue_eh_entry, dequeu_eh_entry): Likewise.
6698 (call_get_eh_context, start_dynamic_cleanup): Likewise.
6699 (start_dynamic_handler, can_throw): Likewise.
6700 (output_exception_table_entry, scan_region): Likewise.
6701 (eh_regs, set_insn_eh_region): Likewise.
6703 * dwarfout.c (decl_class_context): Add prototype.
6704 (output_inheritance_die, type_ok_for_scope): Likewise.
6706 * c-lex.c (skip_white_space_on_line): Add prototype.
6708 * alias.c (record_set): Add prototype.
6709 (find_base_term, base_alias_check): Likewise.
6711 * function.c (assign_outer_stack_local): Make static and add prototype.
6713 * haifa-sched.c (build_control_flow): Accept raw data as inputs
6714 instead of computing it locally. Callers changed.
6715 (find_rgns): Several new arguments. Callers changed.
6716 Generally clean up and comment better. Use dominators to
6717 identify reducible loops. Convert some flag arrays to bitmaps.
6718 Convert most of the code to work on pred/succ lists instead of
6719 an edge table. Add comments for future improvements.
6720 (schedule_insns): Allocate temporary tables for flow data, call
6721 routines to compute flow data and pass it along to children as
6723 (debug_control_flow): Delete. Use dump_bb_data instead.
6725 * basic-block.h (compute_dominators): Declare.
6727 * flow.c (dump_sbitmap, dump_sbitmap_vector): New debugging
6729 * basic-block.h: Declare them.
6731 Thu Apr 16 13:45:51 1998 Jim Wilson <wilson@cygnus.com>
6733 * reg-stack.c (constrain_asm_operands): Set n_alternatives to zero if
6736 Wed Apr 15 11:33:09 1998 Alexandre Petit-Bianco <apbianco@sendai.cygnus.com>
6738 * tree.c (build_expr_wfl): Use NULL_TREE if the file name is NULL.
6739 Propagate TREE_SIDE_EFFECTS and TREE_TYPE iff the encapsulated
6740 node is non NULL. Cache last file name and file name identifier node.
6742 1998-04-15 Mark Mitchell <mmitchell@usa.net>
6744 * c-common.c (declare_hidden_char_array): Use TYPE_DOMAIN to get
6745 the length of an array, not TREE_TYPE.
6747 Wed Apr 15 15:31:34 1998 Jeffrey A Law (law@cygnus.com)
6749 * flow.c (sbitmap_union_of_successors): New function.
6750 * basic-block.h (sbitmap_union_of_successors): Declare it.
6752 Wed Apr 15 12:38:03 1998 Jim Wilson <wilson@cygnus.com>
6754 * configure.in (gnu_ld): Rename to gnu_ld_flag before main loop.
6755 Set gnu_ld to gnu_ld_flag inside main loop.
6758 Wed Apr 15 14:50:05 1998 Dave Brolley <brolley@cygnus.com>
6760 * toplev.c (compile_file): Call init_parse using new interface.
6761 (init_lex): Remove declaration.
6763 * c-lex.c (init_parse): Now returns char* containing filename.
6765 Wed Apr 15 12:37:10 1998 Jeffrey A Law (law@cygnus.com)
6767 * pa.h (LEGITIMIZE_RELOAD_ADDRESS): Do nothing if not optimizing.
6769 Wed Apr 15 12:10:18 1998 Michael Meissner <meissner@cygnus.com>
6771 * Makefile.in (gen{config,flags,codes,emit}): Link in host print-rtl.o.
6772 (gen{extract,peep,opinit,output}): Ditto.
6774 * gen{attr,codes,config,emit,output}.c (insn_attr_name): Provide a
6775 global definition so print-rtl.o can be linked in.
6776 * gen{peep,recog}.c (insn_attr_name): Ditto.
6778 Tue Apr 14 07:30:57 1998 K. Richard Pixley <rich@kyoto.noir.com>
6780 * fixincludes: discard empty C++ comments, as found in sys/time.h
6783 Wed Apr 15 10:47:21 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
6785 * config/m68k/m68k.md (adddi3, subdi3): Optimize for constant
6788 Wed Apr 15 01:21:21 1998 Jeffrey A Law (law@cygnus.com)
6790 * emit-rtl.c (operand_subword): Rework slightly to avoid
6791 bogus warning from previous change.
6793 Tue Apr 14 23:39:13 1998 Richard Henderson <rth@cygnus.com>
6795 * alpha.md: Revert Oct 27 change, as it is superceeded by Kenner's
6796 Nov 8 find_replacement change. Move decls of get_unaligned_address
6797 * alpha.h: ... here.
6799 Tue Apr 14 22:00:39 1998 John Carr <jfc@mit.edu>
6801 * function.c (assign_parms): Initialize unsignedp before passing
6802 its pointer to promote_mode.
6804 * genattrtab.c (check_attr_test): Handle MATCH_INSN like MATCH_OPERAND.
6805 (write_test_expr): Allow MATCH_INSN.
6807 Tue Apr 14 21:57:57 1998 Paul Eggert <eggert@twinsun.com>
6809 * install.texi: Update section on warnings that can be safely ignored.
6811 Tue Apr 14 14:55:16 1998 Jim Wilson <wilson@cygnus.com>
6813 * mips.md (reload_outdi): Change the scratch mode from DImode to
6814 TImode. New variable scratch, used instead of operand[2] in template.
6815 Add code for MIPS16 HILO_REGNUM case where output reg is not M16_REG_P.
6817 Tue Apr 14 16:19:03 1998 Michael Meissner <meissner@cygnus.com>
6819 * expr.c (MOVE_RATIO): Set to 3 if optimizing for space.
6821 Tue Apr 14 11:31:28 1998 Krister Walfridsson <cato@df.lth.se>
6823 * i386/bsd386.h (ASM_OUTPUT_ALIGN): Redefine.
6825 Tue Apr 14 09:02:32 1998 Jeffrey A Law (law@cygnus.com)
6827 * svr4.h (ASM_DECLARE_OBJECT_NAME): Use HOST_WIDE_INT_PRINT_DEC.
6828 (ASM_FINISH_DECLARE_OBJECT): Likewise.
6830 * Idea and part of the patch from HJ.
6831 * Makefile.in: auto-host.h renamed from auto-config.h. All references
6833 (distclean): Remove auto-build.h too.
6834 * configure.in: Rename host autoconf generated file to auto-host.h.
6835 If host != build, then run autoconf to generate auto-build.h for
6836 the build machine and include it in build_xm_files.
6837 Check for wait.h and sys/wait.h.
6839 * combine.c (simplify_rtx, case TRUNCATE): Respect value of
6840 TRULY_NOOP_TRUNCATION.
6842 Mon Apr 13 11:31:49 1998 Jason Merrill <jason@yorick.cygnus.com>
6844 * tree.h (BINFO_OFFSET_ZEROP): Use integer_zerop.
6846 Sun Apr 12 20:55:32 1998 Catherine Moore <clm@cygnus.com>
6848 * invoke.texi (ld options) Include memset requirements
6849 for options -nodstdlib and -nodefaultlibs.
6851 1998-04-12 Paul Eggert <eggert@twinsun.com>
6853 This change is from an idea suggested by Arthur David Olson.
6855 * c-common.c (decl_attributes, record_function_format,
6856 check_format_info, init_function_format_info):
6857 Add support for strftime format checking.
6858 (enum format_type): New type.
6859 (record_function_format): Now static, and takes value of type
6860 enum format_type instead of int.
6861 (time_char_table): New constant.
6862 (struct function_format_info): format_type member renamed from is_scan.
6863 (check_format_info): Use `warning' rather than sprintf followed by
6864 `warning', to avoid mishandling `%' in warnings.
6865 Change `pedwarn' to `warning', since these warnings do not necessarily
6866 mean the program does not conform to the C Standard, as the code
6867 need not be executed.
6869 * c-tree.h (record_function_format): Remove decl; no longer extern.
6871 * extend.texi: Add documentation for strftime format checking.
6873 Sun Apr 12 20:23:03 1998 Jeffrey A Law (law@cygnus.com)
6875 * mips/ecoffl.h: Do not include mips.h.
6876 * mips/elf.h: Likewise.
6878 * configure.in (mips-*-ecoff): Do not mention mips/mips.h in tm_files.
6879 * mips/ecoff.h: Include "mips/mips.h".
6881 Sat Apr 11 22:42:54 PDT 1998 Jeff Law (law@cygnus.com)
6883 * version.c: Bump for snapshot.
6885 Sat Apr 11 01:24:28 1998 Jeffrey A Law (law@cygnus.com)
6887 * cse.c (count_reg_usage): Correctly handle REG_NONNEG notes.
6888 (delete_trivially_dead_insns): Renamed from delete_dead_from_cse.
6889 * toplev.c (rest_of_compilation): Call delete_trivially_dead_insns instead of delete_dead_from_cse. Also call delete_trivially_dead_insns
6890 between loop optimization passes.
6891 * rtl.h: Updated appropriately.
6893 Fri Apr 10 22:28:32 1998 Jeffrey A Law (law@cygnus.com)
6895 Reinstall this patch from Jason.
6896 * function.c (push_function_context_to): Don't call init_emit.
6898 Fri Apr 10 13:40:20 1998 Nick Clifton <nickc@cygnus.com>
6900 * rtl.c (read_skip_spaces): Prevent infinite loops upon
6901 encountering unterminated comments.
6903 Fri Apr 10 10:43:41 1998 Jeffrey A Law (law@cygnus.com)
6905 * emit-rtl.c (operand_subword): Properly handle CONST_INTs for
6908 * configure.in: Handle --with-fast-fixincludes.
6909 (fixincludes): If --with-fast-fixincludes, then use a different
6910 fixincludes program by default.
6911 * Makefile.in (fixinc.sh): New rule.
6913 Fri Apr 10 00:36:31 1998 H.J. Lu (hjl@gnu.org)
6915 * i386.md (movqi+1): Handle invalid QI register.
6916 (movsf_push-1): Likewise.
6918 Thu Apr 9 16:53:59 1998 Nick Clifton <nickc@cygnus.com>
6920 * config/m32r/m32r.c: call_address_operand(): Only accept symbolic
6922 symbolic_memort_operand(), call32_operand(), int8_operand(),
6923 int16_operand(), uint24_operand(), reg_or_int8_operand(): Removed.
6925 uint16_operand(): Made static.
6927 Thu Apr 9 01:43:04 1998 Jeffrey A Law (law@cygnus.com)
6929 * calls.c (expand_call): Fix typo.
6931 Thu Apr 9 00:18:44 1998 Dave Brolley (brolley@cygnus.com)
6933 * c-lex.c (finput): New global.
6934 (init_parse): Always included. Handle !USE_CPPLIB using
6935 code originally in compile_file.
6936 (finish_parse): Update for CPPLIB.
6937 * toplev.c (init_parse, finish_parse): Declare.
6938 (finput): Delete variable. Now in front-ends.
6939 (compile_file): Remove code which is now handled by init_parse
6940 which is unconditionally called. Similarly for finish_parse.
6942 Wed Apr 8 23:13:50 1998 Gavin Koch <gavin@cygnus.com>
6944 * config/mips/r3900.h (ASM_OUTPUT_DEF,SUPPORTS_WEAK,
6945 ASM_WEAKEN_LABEL): Add.
6947 Wed Apr 8 18:21:30 1998 Richard Henderson <rth@cygnus.com>
6949 * alpha/crtbegin.asm, alpha/crtend.asm, alpha/t-crtb: New files.
6950 * configure.in (alpha-*-linux*): Use them.
6952 Fri Apr 3 17:02:13 1998 Alexandre Petit-Bianco <apbianco@cygnus.com>
6954 * tree.def (EXPR_WITH_FILE_LOCATION): New tree node definition.
6955 * tree.h (EXPR_WFL_{NODE,FILENAME,FILENAME_NODE,LINENO,
6956 COLNO,LINECOL,SET_LINECOL,EMIT_LINE_NOTE}): New macros.
6957 (build_expr_wfl): New prototype declaration.
6958 * tree.c (build_expr_wfl): New function, to build
6959 EXPR_WITH_FILE_LOCATION nodes.
6960 (copy_node): Don't zero TREE_CHAIN if copying a
6961 EXPR_WITH_FILE_LOCATION node.
6962 * print-tree.c (print_node): Handle EXPR_WITH_FILE_LOCATION.
6963 * expr.c (expand_expr): Handle EXPR_WITH_FILE_LOCATION.
6965 Wed Apr 8 12:51:19 1998 Jeffrey A Law (law@cygnus.com)
6967 * configure.in (v850): Use t-v850.
6968 (ix86-wrs-vxworks): Recognize 786 just like other x86 configurations.
6970 * protoize.c (creat, read, write): Do not declare.
6972 * jump.c (mark_jump_label): Record REG_LABEL notes for insns which
6973 refer to the CODE_LABEL before a dispatch table.
6975 * invoke.texi: Add ARC options.
6977 * gcc.c (proces_command): Improve error message for -o with
6980 * i386/x-cygwin32 (CLIB): Link in advapi32.
6982 * alpha.h (ASM_IDENTIFY_GCC): Define to nothing.
6983 (ASM_IDENTIFY_LANGUAGE): Likewise.
6985 * i386.md (movqi recognizer): Don't perfom byte increment into
6988 * configure.in (x86-dg-dgux): Run fixinc.dgux.
6990 * i370.h: Fix typo in GEN_INT changes.
6992 * bitmap.c (bitmap_element_allocate): Use "void" for arglist instead
6993 of an empty arglist in prototype.
6995 * Makefile.in: Remove bytecode crud that crept back in after the
6998 1998-04-08 Brendan Kehoe <brendan@cygnus.com>
7000 * c-lex.h (is_class_name): Fix arg type to be tree, not void.
7001 (make_pointer_declarator, reinit_parse_for_function): Fix typo.
7003 Wed Apr 8 06:16:45 1998 Richard Earnshaw (rearnsha@arm.com)
7005 * arm.h (LEGITIMIZE_RELOAD_ADDRESS): Define.
7007 Wed Apr 8 00:44:18 1998 Bernd Schmidt (crux@pool.informatik.rwth-aachen.de>
7009 * c-lex.c (is_class_name): Delete declaration.
7010 (whitespace_cr): Make static and add prototype.
7011 * c-lex.h (make_pointer_declarator, reinit_parse_for_function,
7012 yylex, get_directive_line): Turn declarations into prototypes.
7013 (position_after_whitespace, check_newline, yyerror,, is_class_name,
7014 forget_protocol_qualifiers, remember_protocol_qualifiers): Add
7016 * genattr.c (extend_range, write_upcase, gen_attr, write_units): Add
7018 * gencodes.c (gen_insn): Add prototype.
7019 * genconfig.c (walk_insn, gen_insn, gen_expand, gen_split,
7020 gen_peephole): Add prototypes.
7021 * genflags.c (num_operands, gen_proto, gen_nonproto, gen_insn): Add
7023 * gengenrtl.c (type_from_format, accessor_from_format, special_rtx,
7024 special_format, find_formats, gendecl, genmacro, gendef, genlegend,
7025 genheader, gencode): Add prototypes.
7026 * genopinit.c (gen_insn): Add prototype.
7027 * genoutput.c (output_prologue, output_epilogue, scan_operands,
7028 process_template, validate_insn_alternatives, gen_insn, gen_peephole,
7029 gen_expand, gen_split, n_occurrences): Add prototypes.
7030 * genpeep.c (gen_peephole): Add prototype.
7031 * loop.c (find_and_verify_loops, mark_loop_jump, prescan_loop,
7032 reg_in_basic_block_p, consec_sets_invariant_p, libcall_other_reg,
7033 labels_in_range_p, count_loop_regs_set, note_addr_stored,
7034 loop_reg_used_before_p, scan_loop, replace_call_address,
7035 skip_consec_insns, libcall_benefit, ignore_some_movables,
7036 force_movables, combine_movables, rtx_equal_for_loop_p, move_movables,
7037 strength_reduce, valid_initial_value_p, find_mem_givs, record_biv,
7038 check_final_value, record_giv, update_giv_derive, basic_induction_var,
7039 simplify_giv_expr, general_induction_var, consec_sets_giv,
7040 check_dbra_loop, express_from, combine_givs_p, combine_givs,
7041 product_cheap_p, maybe_eliminate_biv, maybe_eliminate_biv_1,
7042 last_use_this_basic_block, record_initial, update_reg_last_use,
7043 iteration_info, analyze_loop_iterations, insert_bct,
7044 instrument_loop_bct, indirect_jump_in_function_p): Turn declarations
7047 Tue Apr 7 21:48:52 1998 Jeffrey A Law (law@cygnus.com)
7049 * pa.h (LEGITIMIZE_RELOAD_ADDRESS): Define.
7051 1998-04-07 Ken Raeburn <raeburn@cygnus.com>
7053 * config/mips/mips.c (siginfo): Deleted.
7054 (override_options): Don't install SIGINFO signal handler.
7056 Tue Apr 7 11:58:04 1998 Jim Wilson <wilson@cygnus.com>
7058 * loop.c (check_dbra_loop): When normalize comparison_val, add check
7059 to verify it is non-negative.
7061 Tue Apr 7 02:01:47 1998 Richard Henderson <rth@cygnus.com>
7063 * alpha.c (alpha_expand_block_move): Correctly collect block offsets.
7064 (alpha_expand_block_clear): Likewise.
7066 Mon Apr 6 23:36:01 1998 Richard Henderson <rth@cygnus.com>
7068 * tree.h (sizetype_tab): Fix previous change for K&R.
7070 Mon Apr 6 22:23:29 PDT 1998 Jeff Law (law@cygnus.com)
7072 * version.c: Bump for snapshot.
7074 Mon Apr 6 23:16:10 1998 Richard Earnshaw (rearnsha@arm.com)
7076 * configure.in (sparc-*-solaris2*): Add xm-siglist.h to xm_file.
7077 Add USG and POSIX to xm_defines.
7079 Mon Apr 6 21:49:57 1998 Bob Manson <manson@charmed.cygnus.com>
7081 * gcc.c: Add linker spec.
7082 (link_command_spec): Use %(linker) instead of ld.
7083 (main): If collect2 is requested as the linker, see if it exists;
7084 if not, use ld instead.
7086 * Makefile.in (USE_COLLECT2): It's named collect2 now, not ld.
7088 (install-collect2): Install as collect2, not ld.
7090 * configure.in(will_use_collect2): It's named collect2 now.
7092 * collect2: Remove checks to see if we were invoked recursively.
7093 (collect_execute): Use _spawnvp under cygwin32.
7095 Mon Apr 6 17:23:41 1998 Jim Wilson <wilson@cygnus.com>
7097 * haifa-sched.c (build_control_flow): Set unreachable for block whose
7098 only predecessor is itself.
7100 Mon Apr 6 16:08:04 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7102 * c-parse.in: Include system.h, and remove stuff now made redundant.
7105 * protoize.c: Likewise. Properly check for cpp stringification.
7107 * Makefile.in (c-parse.o, cccp.o, cexp.o, protoize.o, unprotoize.o):
7110 * objc/Make-lang.in (objc-parse.o): Likewise.
7112 Mon Apr 6 14:59:58 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7114 * gansidecl.h: Check if compiler supports __attribute__. Provide
7115 definitions for ATTRIBUTE_UNUSED and ATTRIBUTE_PRINTF using
7116 __attribute__ when its available. Also provide definitions for
7117 ATTRIBUTE_PRINTF_1, ATTRIBUTE_PRINTF_2 and ATTRIBUTE_PRINTF_3 in
7118 terms of ATTRIBUTE_PRINTF.
7120 * genoutput.c (process_template): Use ATTRIBUTE_UNUSED in place
7123 Mon Apr 6 07:17:52 1998 Catherine Moore <clm@cygnus.com>
7125 * combine.c (can_combine_p): Include successor in volatile test.
7127 Mon Apr 6 14:16:33 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
7129 * sh.h (CASE_VECTOR_SHORTEN_MODE): Fix logic when to set
7132 Mon Apr 6 02:03:29 1998 Jeffrey A Law (law@cygnus.com)
7134 * objc/objc-act.c (encode_aggregate_within): Avoid GNU extensions
7135 in prototype and definition.
7137 Mon Apr 6 00:48:56 PDT 1998 Jeff Law (law@cygnus.com)
7139 * version.c: Bump for snapshot.
7141 Mon Apr 6 00:08:50 1998 Richard Henderson <rth@cygnus.com>
7143 * alpha.c (alpha_expand_block_clear): Add missing offset arg to
7144 alpha_expand_unaligned_store_words.
7146 Sun Apr 5 21:31:24 1998 John Wehle (john@feith.com)
7148 * i386.md (movsf_push, movsf_mem): Remove.
7149 (movsf_push): Rename from movsf_push_nomove and move in front of
7150 movsf. Use nonmemory_operand predicate and don't bother checking
7152 (movsf_push_memory): New pattern.
7153 (movsf): Don't bother checking for push_operand. If TARGET_MOVE and
7154 both operands refer to memory then force operand[1] into a register.
7155 (movsf_normal): Change to unnamed pattern.
7156 Likewise for movdf, movxf, and friends.
7158 Sun Apr 5 18:45:51 PDT 1998 Jeff Law (law@cygnus.com)
7160 * version.c: Bump for snapshot.
7162 Sun Apr 5 16:31:10 1998 Richard Henderson <rth@cygnus.com>
7164 * configure.in (alpha-dec-osf*): Match osf1.3 correctly.
7166 Sun Apr 5 16:53:37 1998 Don Bowman <don@pixsci.com>
7168 * configure.in (mips-wrs-vxworks): New target.
7170 Sat Apr 4 23:34:32 PST 1998 Jeff Law (law@cygnus.com)
7172 * expmed.c (synth_mult): The value -1, has no zeros, so it can
7173 never have the form ...011.
7175 * version.c: Bump for snapshot.
7177 Sat Apr 4 20:16:46 1998 Richard Henderson <rth@cygnus.com>
7179 * i386.c (asm_output_function_prefix, load_pic_register):
7180 Use ASM_GENERATE_INTERNAL_LABEL properly.
7181 (output_pic_addr_const): Recognize %X to supress any PIC sym suffix.
7182 (print_operand): Ignore it.
7183 (load_pic_register): Use it for the got load call.
7184 * i386.md (prologue_set_got, prologue_get_pc): Likewise.
7185 (prologue_get_pc_and_set_got): Likewise.
7186 * i386.h: Update print_operand docs.
7188 Sat Apr 4 19:08:37 1998 Richard Henderson <rth@cygnus.com>
7190 * i386.md (ffssi, ffshi): Rewrite as define_expands.
7191 (ffssi_1, ffshi_1): New (unspec [] 5) support patterns.
7192 * i386.c (notice_update_cc): Recognize unspec 5.
7194 Sat Apr 4 18:07:16 1998 David Mosberger-Tang (davidm@mostang.com)
7196 * alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Accept '(' for s/sv/svi.
7197 * alpha.c (print_operand): Handle it.
7198 * alpha.md (fix_truncsfdi2): Use it. Add earlyclobber pattern
7200 (fix_truncdfdi2): Likewise.
7202 Sat Apr 4 17:42:05 1998 Richard Henderson <rth@cygnus.com>
7204 * tree.h (sizetype_tab[2], sbitsizetype, ubitsizetype): Merge all
7205 of these into a single struct, with additional [us]sizetype entries.
7206 * stor-layout.c (set_sizetype): Initialize [us]sizetype.
7207 * fold-const.c (size_int_wide): Don't rely on sizetype_tab being
7210 Sat Apr 4 17:04:41 1998 Richard Henderson <rth@cygnus.com>
7212 * configure.in (alpha-*-linux-*): Undo tm_file changes from gcc2 merge.
7214 Sat Apr 4 13:50:01 1998 Richard Henderson <rth@cygnus.com>
7216 * haifa-sched.c (split_block_insns): Don't supress insn splitting
7217 on subsequent passes.
7219 * alpha.c (hard_fp_register_operand): New function.
7220 * alpha.h (PREDICATE_CODES): Add it.
7221 * alpha.md (extendsidi2): Kill bogus f<-f cvtql+cvtlq case. Add an
7222 f<-m case and accompanying define_split.
7223 (trapb): Use a unique unspec_volatile number.
7225 Sat Apr 4 13:32:08 1998 Richard Henderson <rth@cygnus.com>
7227 * configure.in (alpha-*-linux-gnu*): Undo Feb 3 change brought in
7230 Sat Apr 4 10:23:41 1998 Jeffrey A Law (law@cygnus.com)
7232 * Check in merge from gcc2. See ChangeLog.11 and ChangeLog.12
7235 * haifa-sched.c: Mirror recent changes from gcc2.
7237 Fri Apr 3 00:17:01 1998 Jeffrey A Law (law@cygnus.com)
7239 * Makefile.in (insn*.o): Depend on system.h.
7241 * pa.c (output_global_address): Initialize base.
7242 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Initialize index.
7244 1998-04-03 Mike Stump <mrs@wrs.com>
7246 * gthr.h: Support systems that don't have weak, but have threads.
7247 * configure.in (*wrs-vxworks*): Use VxWorks threads by default.
7248 * gthr-vxworks.h: New file.
7249 * objc/thr-vxworks.h: Dummy file from thr-single.c for now.
7251 Thu Apr 2 18:00:52 1998 Jim Wilson <wilson@cygnus.com>
7253 * i386.md (movqi+1): Change alternative 1 from *r/r to *r/*rn.
7255 1998-04-02 Vladimir N. Makarov <vmakarov@cygnus.com>
7257 * ginclude/va-i960.h (va_end): Change void * to void.
7259 Thu Apr 2 13:51:10 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7261 * Makefile.in (choose-temp.o): Depend on system.h.
7263 * choose-temp.c: Include system.h when IN_GCC.
7265 Thu Apr 2 02:37:07 1998 Joern Rennecke (amylaar@cygnus.co.uk)
7266 Richard Henderson <rth@cygnus.com>
7268 * reload.c (find_reloads_address): Try LEGITIMIZE_RELOAD_ADDRESS.
7269 (move_replacements): New function.
7270 * reload.h: Prototype it.
7272 * alpha.h (LEGITIMIZE_RELOAD_ADDRESS): New definition.
7274 Thu Apr 2 01:01:34 1998 Richard Henderson <rth@cygnus.com>
7276 * configure (alpha-*-linuxecoff, alpha-*-linux-gnulibc1):
7279 * emit-rtl.c (gen_lowpart_common): Skip count by HARD_REGNO_NREGS.
7280 (gen_highpart): Likewise.
7281 * final.c (alter_subreg): Allow the target to hook by-mode subreg
7282 hard register number changes.
7284 Wed Apr 1 22:26:22 1998 Jeffrey A Law (law@cygnus.com)
7286 * fold-const.c optimze_bit_field_compare): Initialize rnbitpos,
7287 rnbitsize, rnmode and rinner.
7288 (make_range): Initialize type.
7289 (fold): Initialize arg0, arg1 and varop.
7291 * function.c (instantiate_virtual_regs_1): Initialize offset, regnoi
7293 (expand_function_start): Initialize last_ptr.
7295 * stor-layout.c (layout_record): Initialize desired_align.
7296 (get_best_mode): Initialize unit.
7298 * tree.c (copy_node): Initialize length.
7300 * c-lex.c (yylex): Initialize traditional_type, ansi_type and type.
7302 * caller-save.c (insert_save_restore): Initialize pat, code and
7305 * emit-rtl.c (push_to_sequence): Initialize top.
7306 (push_topmost_sequence): Likewise.
7308 * genattrtab.c (simplify_by_exploding): Initialize defval.
7310 * profile.c (branch_prob): Initialize dest.
7312 * rtl.h (note_stores): Remove duplicate prototype.
7313 (GEN_INT): Re-instate cast of second arg to HOST_WIDE_INT.
7315 * cplus-dem.c (gnu_special): Don't get confused by .<digits>
7316 strings that are not actually lengths.
7318 * genattrtab.c: Make generated file use system.h, instead of
7319 including stdio.h, etc directly.
7320 * genextract.c, genopinit.c, genoutput.c: Likewise.
7321 * genpeep.c, genrecog.c: Likewise
7323 * genoutput.c (process_template): Mark operands in the generated
7324 function as potentially unused if compiling with GNU CC.
7326 * i386/freebsd-elf.h (CPP_PREDEFINES): Update from FreeBSD folks.
7328 * pa.md (reload peepholes): Remove unused variable "mode".
7330 Wed Apr 1 17:06:19 1998 Nick Clifton <nickc@cygnus.com>
7332 * config/arm/thumb.h: Add super interworking support.
7333 * config/arm/thumb.c: Add super interworking support.
7334 * config/arm/thumb.md: Add super interworking support.
7335 * config/arm/lib1funcs.asm: Add interworking support.
7336 * config/arm/lib1thumb.asm: Add super interworking support.
7337 * config/arm/t-semi: Add interworking support.
7338 * config/arm/t-thumb: Add interworking support.
7339 * config/arm/README-interworking: New file.
7341 Wed Apr 1 14:38:10 1998 Jim Wilson <wilson@cygnus.com>
7343 * config/mips/iris6.h (MD_EXEC_PREFIX): Set to /usr/bin/.
7344 (MD_STARTFILE_PREFIX): Unset.
7346 1998-04-01 Mark Mitchell <mmitchell@usa.net>
7348 * varasm.c (make_decl_rtl): Update the DECL_ASSEMBLER_NAME for a
7349 entity in a local scope.
7351 * fold-const.c (fold): Call truthvalue_conversion for values which
7352 are folded to boolean type.
7354 Wed Apr 1 06:09:53 1998 Jeffrey A Law (law@cygnus.com)
7356 * 1750a.md, arm.c, clipper.c, clipper.md: Use GEN_INT consistently.
7357 * convex.h, dsp16xx.c, fx80.md, gmicro.c, gmicro.md: Likewise.
7358 * i370.h, i370.md, i860.c, i860.h, i860.md, i960.c: Likewise.
7359 * i960.h, i960.md, m32r.md, m68k.md, m68kv4.h, m88k.c: Likewise.
7360 * m88k.md, ns32k.c, ns32k.md, pdp11.c, pdp11.h, pdp11.md: Likewise.
7361 * pyr.c, pyr.h, pyr.md, romp.c, romp.h, romp.md: Likewise.
7362 * rs6000.md, sparc.c, sparc.h, sparc.md, spur.c, spur.md: Likewise.
7363 * tahoe.md, vax.h, vax.md, we32k.c, we32k.h, we32k.md: Likewise.
7364 * md.texi: Likewise.
7366 Wed Apr 1 08:33:44 1998 Manfred Hollstein <manfred@s-direktnet.de>
7368 * fixincludes (limits.h): Fix nested comments in Motorola's
7369 limits.h and sys/limits.h.
7371 Tue Mar 31 16:57:33 1998 Jim Wilson <wilson@cygnus.com>
7373 * alpha.c (alpha_expand_unaligned_load): Use tgt instead of addr
7374 as dest of expand_binop call.
7376 * alpha.md (extzv): Correct check for valid operand[2] values.
7378 * profile.c (branch_prob): Add code to recognize HPPA tablejump entry
7381 * toplev.c (rest_of__compilation): Call init_recog_no_volatile at end.
7383 Mon Mar 30 13:11:05 1998 Stan Cox <scox@cygnus.com>
7385 * libgcc2.c: (__main, __do_global_dtors, __do_global_ctors):
7386 For __CYGWIN32__ use the versions in winsup/dcrt0.cc.
7388 * gcc.c, cccp.c, cpplib.c, collect2.c (GET_ENVIRONMENT): Added.
7389 cygwin32 can override this to allow both unix and win32 style PATHs.
7391 * i386/xm-cygwin32.h (GET_ENVIRONMENT): Defined to allow win32
7392 style environment paths.
7394 Mon Mar 30 14:43:20 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7396 * Makefile.in (cppalloc.o, cpperror.o, cppexp.o, cpphash.o,
7397 cpplib.o, cppmain.o, fix-header.o, gcov.o, gen-protos.o,
7398 gengenrtl.o, halfpic.o, hash.o, scan-decls.o, scan.o): Depend on
7401 * cpphash.c: Include config.h.
7402 * cppalloc.c: Include system.h. Add parameters to various
7403 function prototypes.
7404 * cpperror.c: Likewise.
7405 * cppexp.c: Likewise.
7406 * cpphash.c: Likewise.
7407 * cpplib.c: Likewise.
7408 * cppmain.c: Likewise.
7409 * fix-header.c: Likewise.
7411 * gen-protos.c: Likewise.
7412 * gengenrtl.c: Likewise.
7413 * halfpic.c: Likewise.
7415 * scan-decls.c: Likewise.
7418 Mon Mar 30 11:06:45 1998 Jim Wilson <wilson@cygnus.com>
7420 * README.gnat: Add lang_print_xnode definition.
7422 Mon Mar 30 11:12:24 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
7424 * config/m68k/m68k.c (standard_68881_constant_p): Don't use
7425 fmovecr on the 68060.
7427 Mon Mar 30 00:21:03 1998 Jeffrey A Law (law@cygnus.com)
7429 * genemit.c (DONE): Rework so that it works in the true arm if
7430 an if-else conditional.
7433 Sun Mar 29 12:45:23 1998 Jeffrey A Law (law@cygnus.com)
7435 * rs6000.c: Do not include stdioh or ctype.h anymore.
7437 * Makefile.in (c-typeck.o): Delete on expr.h, insn-codes.h and
7439 (stor-layout.o): Likewise.
7440 * c-typeck.c: Include rtl.h and expr.h.
7441 * stor-layout.c: Likewise.
7443 * cpplib.c (cpp_file_line_for_message): Delete unused parameter.
7444 All callers changed.
7445 (do_sccs): Wrap in an SCCS_DIRECTIVE ifdef.
7446 * fix-header.c (cpp_file_line_for_message): Delete unused paramter.
7447 All callers changed.
7449 * collect2.c (is_in_list): Wrap inside COLLECT_EXPORT_LIST ifdef.
7451 * local-alloc.c (reg_classes_overlap_p): Delete dead function.
7453 * tree.h (lang_print_xnode): Provide prototype.
7455 Sat Mar 28 23:50:44 PST 1998 Jeff Law (law@cygnus.com)
7457 * version.c: Bump for snapshot.
7459 Sun Mar 29 00:42:21 1998 Jeffrey A Law (law@cygnus.com)
7461 * objc/sendmsg.c (__objc_block_forward): Add braces for return
7462 value if INVISIBLE_STRUCT_RETURN.
7464 * pa.c (arith_double_operand): Fix parens.
7466 * haifa-sched.c (print_pattern): Correct arg to sprintf.
7468 * Makefile.in (libgcc1.null): Make return type for __foo void.
7470 Sat Mar 28 14:37:20 1998 Jeffrey A Law (law@cygnus.com)
7472 * pa.h: Add declarations for many functions defined in pa.c.
7474 * genpeep.c (main): Remove unused variable 'i' from the generated
7477 * genemit.c (gen_expand): Do not emit "_done" or "_fail" labels.
7478 (gen_split): Likewise.
7479 (main): Rework generated definitions of DONE and FAIL so that they
7480 no longer use gotos. Avoids warnings about unused labels.
7482 * integrate.c (copy_rtx_and_substitute): Rework to avoid need for
7483 unused "junk" variable.
7485 * genattrtab.c (write_complex_function): Add a default case in
7486 generated switch statement to keep -W -Wall quiet.
7488 Sat Mar 28 10:47:21 1998 Nick Clifton <nickc@cygnus.com>
7490 * invoke.texi: Document more ARM and Thumb command line options.
7492 * config/arm/xm-thumb.h: New file.
7494 Sat Mar 28 01:37:33 1998 Craig Burley <burley@gnu.ai.mit.edu>
7496 * stmt.c (expand_expr_stmt): Must generate code for
7497 statements within an expression (gcc's `({ ... )}')
7498 even if -fsyntax-only.
7500 Sat Mar 28 01:06:12 1998 Bernd Schmidt <crux@pool.informatik.rwth-aachen.de>
7501 Jeffrey A Law (law@cygnus.com)
7503 * basic-block.h (basic_block_computed_jump_target): Declare.
7504 * flags.h: (current_function_has_computed_jump): Declare.
7505 * flow.c: (basic_block_computed_jump_target): Define.
7506 (flow_analysis): Allocate it. Set current_function_has_computed_jump
7508 (find_basic_blocks): Set current_function_has_computed_jump and
7509 elements of basic_block_computed_jump_target to 1 as appropriate.
7510 * function.c: (current_function_has_computed_jump): Define.
7511 * global.c (global_conflicts): Don't allocate pseudos into stack regs
7512 at the start of a block that is reachable by a computed jump.
7513 * reg-stack.c (stack_reg_life_analysis): If must restart, do so
7515 (subst_stack_regs): Undo change from Sep 4 1997.
7516 (uses_reg_or_mem): Now unused, deleted.
7517 * stupid.c (stupid_life_analysis): Compute
7518 current_function_has_computed_jump.
7519 (stupid_find_reg): Don't allocate stack regs if the function has a
7521 * haifa-sched.c (is_cfg_nonregular): Delete code to determine if
7522 the current function has a computed jump. Use the global value
7525 Sat Mar 28 00:21:37 1998 Jeffrey A Law (law@cygnus.com)
7527 * i386/freebsd.h (CPP_PREDEFINES): Remove __386BSD__.
7528 (DWARF2_UNWIND_INFO): Define to zero.
7530 Fri Mar 27 16:04:49 1998 Michael Meissner <meissner@cygnus.com>
7532 * gcc.c (set_std_prefix): Add declaration.
7533 (process_command): If GCC_EXEC_PREFIX is set, remove /lib/gcc-lib/
7534 suffix, and update the standard prefix prefix.c uses.
7536 * prefix.c (std_prefix): New global to hold default prefix value.
7537 (get_key_value): Change to use std_prefix instead of PREFIX.
7538 (translate_name): Ditto.
7539 (update_path): Ditto.
7540 (get_key_value): Release allocated scratch storage.
7541 (set_std_prefix): New function to reset the standard prefix.
7543 Fri Mar 27 18:08:21 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
7545 * sh.c (find_barrier): Fix calculations for alignment increase.
7547 Fri Mar 27 08:56:52 1998 Manfred Hollstein <manfred@s-direktnet.de>
7549 * Makefile.in (stmp-fixinc): If we're actually fixing include
7550 files, copy gcc's assert.h into the fixed include dir.
7551 * fixincludes (assert.h): Avoid any attempts to fix a probably
7552 broken system specific assert.h file.
7553 * fixproto (stdlib.h): Make sure, it'll contain a definition of
7556 Fri Mar 27 00:49:46 1998 Jeffrey A Law (law@cygnus.com)
7558 * regclass.c (reg_scan_mark_refs): Be more selective about
7559 when we mark a register with REGNO_POINTER_FLAG.
7561 Thu Mar 26 23:00:11 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
7563 reload inheritance improvement:
7564 * reload1.c (reg_reloaded_contents, reg_reloaded_insn):
7565 Change meaning: index is now hard reg number.
7566 (reg_reloaded_valid, reg_reloaded_dead): New variables.
7567 (reload_spill_index): Content is now a hard reg number.
7568 (reload_as_needed): Change to fit new variable meaning.
7569 (forget_old_reloads_1, allocate_reload_reg): Likewise.
7570 (choose_reload_regs, emit_reload_insns): Likewise.
7572 Thu Mar 26 18:34:13 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
7574 * regclass.c (record_reg_classes): '?' increases cost by two.
7576 * reload.c (find_reloads): Double previous costs. Output
7577 reloads cost one unit extra.
7579 * reload1.c (eliminate_regs): Delete LOAD_EXTENDED_OP code that
7580 boiled down to && ! 0.
7582 * reload.c (find_equiv_reg): Also consider a goal offset from the
7583 frame pointer to be constant.
7585 Thu Mar 26 17:34:46 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
7587 * sh.h (OPTIMIZATION_OPTIONS): Define.
7589 Thu Mar 26 00:19:47 1998 Richard Henderson <rth@cygnus.com>
7591 * combine.c (make_compound_operation): Simplify (subreg (*_extend) 0).
7593 Wed Mar 25 23:53:11 1998 Jeffrey A Law (law@cygnus.com)
7595 * pa.c (pa_adjust_cost): Avoid redundant calls to get_attr_type.
7597 Wed Mar 25 13:40:48 1998 Jim Wilson <wilson@cygnus.com>
7599 * c-common.c (check_format_info): Initialize type, is_type. New local
7600 integral_format. Don't warn for 'L' when pedantic. Do warn for 'L'
7601 when pedantic if used with integral format specifier.
7603 Wed Mar 25 16:09:01 1998 Michael Meissner <meissner@cygnus.com>
7605 * rs6000.h (FUNCTION_ARG_PADDING): Cast result to be enum
7607 (function_arg_padding): Declare.
7609 * rs6000.c: Include system.h.
7610 (function_arg_padding): Change return type to int, cast enum's to
7613 (From Kaveh R. Ghazi <ghazi@caip.rutgers.edu>)
7614 * collect2.c (scan_prog_file): Add explicit braces to avoid
7617 * dbxout.c (dbxout_type_fields): Add braces around empty body in
7619 (dbxout_type): Likewise.
7621 * rs6000.c (rs6000_override_options): Change type of `i', `j' and
7622 `ptt_size' from int to size_t.
7623 (rs6000_file_start): Likewise for `i'.
7624 (rs6000_replace_regno): Add default case in enumeration switch.
7625 (output_epilog): Remove unused variable `i'.
7626 (rs6000_longcall_ref): Remove unused variables `len', `p', `reg1'
7629 * rs6000.h (ADDITIONAL_REGISTER_NAMES): Add missing braces around
7631 (get_issue_rate, non_logical_cint_operand): Add prototype.
7632 (rs6000_output_load_toc_table): Ditto.
7634 * rs6000.md (udivmodsi4): Add explicit braces to avoid ambiguous
7637 Wed Mar 25 10:05:19 1998 Nick Clifton <nickc@cygnus.com>
7639 * config/arm/thumb.c: New File. Support for ARM's Thumb
7641 * config/arm/thumb.h: New File. Thumb definitions.
7642 * config/arm/thumb.md: New File. Thumb machine description.
7643 * config/arm/tcoff.h: New File. Thumb COFF support.
7644 * config/arm/t-thumb: New File. Thumb makefile fragment.
7645 * config/arm/lib1thumb.asm: New File. Thumb libgcc support functions.
7647 * configure.in: Add Thumb-coff target.
7648 * configure: Add Thumb-coff target.
7649 * config.sub: Add Thumb-coff target.
7651 Wed Mar 25 10:30:32 1998 Jim Wilson <wilson@cygnus.com>
7653 * loop.c (scan_loop): Initialize move_insn_first to zero.
7655 Wed Mar 25 01:06:49 1998 Joel Sherrill (joel@OARcorp.com)
7657 * config/i386/go32-rtems.h: Defined TARGET_MEM_FUNCTIONS.
7658 * config/i386/rtems.h: Likewise.
7659 * config/i960/rtems.h: Likewise.
7660 * config/m68k/rtems.h: Likewise.
7661 * config/mips/rtems64.h: Likewise.
7662 * config/pa/rtems.h: Likewise.
7663 * config/rs6000/rtems.h: Likewise.
7664 * config/sh/rtems.h: Likewise.
7665 * config/sparc/rtems.h: Likewise.
7667 Wed Mar 25 00:57:26 1998 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7669 * pa.c (emit_move_sequence): If in reload, call find_replacement.
7671 Tue Mar 24 10:44:11 1998 Nick Clifton <nickc@cygnus.com>
7673 * Makefile.in (gcov$(exeext)): Support .exe extension to gcov.
7675 * collect2.c (find_a_file): Add debugging.
7676 (find_a_file): Test for win32 style absolute paths if
7677 DIR_SERPARATOR is defined.
7678 (prefix_from_string): Add debugging.
7679 (main): Test for debug command line switch at start of program
7681 (main): Use GET_ENVIRONMENT rather than getenv().
7682 (prefix_from_env): Use GET_ENVIRONMENT.
7684 1998-03-24 Mark Mitchell <mmitchell@usa.net>
7686 * cplus-dem.c (optable): Add sizeof.
7687 (demangle_template_value_parm): New function containing code
7688 previously found in demangle_template.
7689 (demangle_integral_value): New function which handles complicated
7690 integral expressions.
7691 (demangle_template): Use them.
7693 Tue Mar 24 12:13:18 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7695 * Makefile.in (genconfig.o, genflags.o, gencodes.o, genemit.o,
7696 genopinit.o, genrecog.o, genextract.o, genpeep.o, genattr.o,
7697 genattrtab.o, genoutput.o): Depend on system.h.
7699 * genattr.c: Include system.h. Add arguments to various function
7700 prototypes. Remove redundant prototype of read_rtx().
7701 * genattrtab.c: Likewise.
7702 * gencodes.c: Likewise.
7703 * genconfig.c: Likewise.
7704 * genemit.c: Likewise.
7705 * genextract.c: Likewise.
7706 * genflags.c: Likewise.
7707 * genopinit.c: Likewise.
7708 * genoutput.c: Likewise.
7709 * genpeep.c: Likewise.
7710 * genrecog.c: Likewise.
7712 1998-03-24 Martin von Loewis <loewis@informatik.hu-berlin.de>
7714 * c-lang.c (lang_print_xnode): New function.
7715 * objc/objc-act.c (lang_print_xnode): Likewise.
7716 * print-tree.c (print_node): Call it
7718 Mon Mar 23 23:59:11 1998 H.J. Lu (hjl@gnu.org)
7720 * c-parse.in: Recognize protocol qualifiers in class
7721 definitions for objc.
7723 (yyerror): Remove redundant decl.
7724 (yyprint): Fix prototype.
7726 Mon Mar 23 23:49:47 1998 Jeffrey A Law (law@cygnus.com)
7728 * cse.c (rtx_cost): Only call CONST_COSTS if it is defined.
7730 * stmt.c (unroll_block_trees): Free block_vector if needed.
7732 Mon Mar 23 23:26:42 1998 Philippe De Muyter <phdm@macqel.be>
7734 * m68k/m68k.md (zero_extendqidi2, zero_extendhidi2): New patterns.
7735 (zero_extendsidi2): Avoid useless copy.
7736 (iordi_zext): New pattern.
7737 (iorsi_zexthi_ashl16): Pattern reworked to avoid "0" constraint for
7739 (iorsi_zext): New name for old unnamed pattern; indentation fixes.
7741 * m68k/m68k.md (ashldi_const): Allow shift count in range ]32,63].
7742 (ashldi3): Allow constant shift count in range ]32,63].
7743 (ashrdi_const, ashrid3, lshrdi_const, lshrdi3): Likewise.
7745 1998-03-22 Mark Mitchell <mmitchell@usa.net>
7747 * tree.h (IS_EXPR_CODE_CLASS): New macro.
7749 Mon Mar 23 23:18:48 1998 Jeffrey A Law (law@cygnus.com)
7751 * h8300.h (CONST_COSTS): Remove definition.
7752 (DEFAULT_RTX_COSTS): Define.
7754 Mon Mar 23 22:58:22 1998 Joel Sherrill (joel@OARcorp.com)
7756 * config/sh/rtems.h: Switched from ELF to COFF.
7758 Mon Mar 23 14:14:20 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
7760 * freebsd.h (ASM_OUTPUT_ALIGN): Redefine.
7762 Sat Mar 21 23:52:56 PST 1998 Jeff Law (law@cygnus.com)
7764 * version.c: Bump for snapshot.
7766 Sun Mar 22 00:50:42 1998 Nick Clifton <nickc@cygnus.com>
7767 Geoff Noer <noer@cygnus.com>
7769 * Makefile.in: Various fixes for building cygwin32 native toolchains.
7771 * objc/Makefile.in: Various fixes for building cygwin32 native toolchains.
7772 * objc/Make-lang.in: Likewise.
7774 * config/i386/xm-cygwin32.h (PATH_SEPARATOR): Set to a semi-colon.
7776 Sun Mar 22 00:21:46 1998 R. Ganesan <rganesan@novell.com>
7778 * configure.in: Handle with-PACKAGE=no correctly
7780 Fri Mar 20 17:36:23 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7782 * Makefile.in (alias.o, bitmap.o, c-aux-info.o, c-common.o,
7783 c-decl.o, c-iterate.o, c-lang.o, c-lex.o, c-pragma.o, c-typeck.o,
7784 caller-save.o, calls.o, collect2.o, combine.o, cse.o, dbxout.o,
7785 dwarf2out.o, dwarfout.o, emit-rtl.o, except.o, explow.o, expmed.o,
7786 expr.o, final.o, flow.o, function.o, getpwd.o, global.o,
7787 integrate.o, jump.o, local-alloc.o, loop.o, optabs.o, pexecute.o,
7788 prefix.o, print-rtl.o, print-tree.o, profile.o, real.o, recog.o,
7789 reg-stack.o, regclass.o, regmove.o, reload.o, reload1.o, reorg.o,
7790 rtl.o, rtlanal.o, sdbout.o, stmt.o, stor-layout.o, stupid.o,
7791 tlink.o, toplev.o, tree.o, unroll.o, varasm.o, xcoffout.o): Depend
7794 * alias.c, bitmap.c, c-aux-info.c, c-common.c, c-decl.c,
7795 c-iterate.c, c-lang.c, c-lex.c, c-pragma.c, c-typeck.c,
7796 caller-save.c, calls.c, collect2.c, combine.c, cse.c, dbxout.c,
7797 dwarf2out.c, dwarfout.c, emit-rtl.c, except.c, explow.c, expmed.c,
7798 expr.c, final.c, flow.c, function.c, gcc.c, getpwd.c, global.c,
7799 integrate.c, jump.c, local-alloc.c, loop.c, optabs.c, pexecute.c,
7800 prefix.c, print-rtl.c, print-tree.c, profile.c, real.c, recog.c,
7801 reg-stack.c, regclass.c, regmove.c, reload.c, reload1.c, reorg.c,
7802 rtl.c, rtlanal.c, sched.c, sdbout.c, stmt.c, stor-layout.c,
7803 stupid.c, tlink.c, toplev.c, tree.c, unroll.c, varasm.c,
7804 xcoffout.c: Include system.h. Organize include ordering so
7805 that stdarg/varargs comes before other system headers. Remove
7806 spurious casts of functions assured of a prototype in system.h.
7808 Fri Mar 20 11:19:40 1998 Stan Cox <scox@equinox.cygnus.com>
7810 * reg-stack.c (pop_stack): Define. Pops any register on the
7811 regstack and adjusts regstack.
7812 (compare_for_stack_reg): Use pop_stack.
7814 Thu Mar 19 23:51:01 1998 Jeffrey A Law (law@cygnus.com)
7816 * configure.in (hppa1.0-hp-hpux10): Handle threads for this
7819 Thu Mar 19 20:30:31 1998 Philippe De Muyter <phdm@macqel.be>
7821 * libgcc2.c (exit): Do not call __bb_exit_func if HAVE_ATEXIT.
7823 * fold-const.c (fold): Replace sign-extension of a zero extended
7824 value by a single zero extension.
7826 Thu Mar 19 00:58:07 1998 Jason Merrill <jason@yorick.cygnus.com>
7828 * except.c (init_eh): Do nothing.
7829 (save_eh_status): Call init_eh_for_function, not init_eh.
7830 * function.c (push_function_context_to): Don't call init_emit.
7832 Thu Mar 19 13:39:52 1998 Michael Meissner <meissner@cygnus.com>
7834 * rs6000/sysv4.h (RELATIVE_PREFIX_NOT_LINKDIR): Undef for System V
7837 Thu Mar 19 10:10:36 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7839 * final.c (shorten_branches): Add parentheses around +/- in
7842 * flow.c (life_analysis): Wrap variable `i' in macro ELIMINABLE_REGS.
7844 Thu Mar 19 09:15:17 1998 Manfred Hollstein <manfred@s-direktnet.de>
7846 * regclass.c (memory_move_secondary_cost): Wrap uses of
7847 SECONDARY_INPUT_RELOAD_CLASS and SECONDARY_OUTPUT_RELOAD_CLASS
7850 Thu Mar 19 09:06:35 1998 Manfred Hollstein <manfred@s-direktnet.de>
7852 * config/m68k/m68k.md (addqi3): Fix typo gen_INT vs. GEN_INT.
7854 * flow.c (life_analysis): #include <sys/types.h> to make sure
7856 * cplus-dem.c (demangle_function_name): Likewise.
7858 Thu Mar 19 09:00:01 1998 Manfred Hollstein <manfred@s-direktnet.de>
7860 * final.c (insn_noperands): Change type to unsigned int.
7861 (final_scan_insn): Likewise for noperands;
7862 properly check operand number boundaries.
7864 Wed Mar 18 16:20:30 1998 Richard Henderson <rth@cygnus.com>
7866 * alpha.md (extzv): Don't reject register operands. Fix
7869 Wed Mar 18 16:14:23 1998 Richard Henderson <rth@cygnus.com>
7871 * dbxout.c (dbxout_function_end): Fix last change. The correct
7872 predicate is ASM_OUTPUT_SECTION_NAME.
7874 Wed Mar 18 12:43:20 1998 Jim Wilson <wilson@cygnus.com>
7876 * sh.md (ashlsi_c-1): Delete 3rd argument to gen_ashlsi_c.
7877 (ashlsi): Use match_dup 1 instead of match_operand 2.
7879 Wed Mar 18 13:46:07 1998 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7881 * fold-const.c (operand_equal_for_comparison_p): See if equal
7882 when nop conversions are removed.
7884 Wed Mar 18 13:42:01 1998 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7886 * expr.c (expand_expr, case COND_EXPR): If have conditional move,
7887 don't use ORIGINAL_TARGET unless REG.
7889 Wed Mar 18 16:53:19 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
7891 * netbsd.h (ASM_OUTPUT_ALIGN): Redefine.
7893 Wed Mar 18 12:43:20 1998 Jim Wilson <wilson@cygnus.com>
7895 * loop.c (struct movable): New field move_insn_first.
7896 (scan_loop): In consec sets code, set it. Clear it otherwise.
7897 (move_movables): In consec sets code, use it. Copy REG_NOTES from
7898 p to i1 only if i1 does not have REG_NOTES. Delete obsolete ifdefed
7901 Wed Mar 18 09:52:56 1998 Richard Henderson <rth@cygnus.com>
7903 * rtl.c (read_rtx): Fall back on homebrew atoll if HOST_WIDE_INT
7904 is large, and the system doesn't provide atoll or atoq.
7907 * alpha/xm-vms.h (HAVE_ATOLL): Define.
7908 Reported by Klaus Kaempf <kkaempf@progis.de>.
7910 Wed Mar 18 09:56:26 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7912 * c-lang.c (finish_file): Wrap variable `void_list_node' with macro
7913 test !ASM_OUTPUT_CONSTRUCTOR || !ASM_OUTPUT_DESTRUCTOR.
7915 * calls.c (emit_call_1): Wrap variable `already_popped' with macro
7916 test !ACCUMULATE_OUTGOING_ARGS.
7918 * collect2.c (write_c_file_glob): Wrap function definition in
7919 macro test !LD_INIT_SWITCH.
7921 * combine.c (try_combine): Wrap variables `cc_use' and
7922 `compare_mode' in macro test EXTRA_CC_MODES.
7924 * cpplib.c (do_ident): Remove unused variable `len'.
7925 (skip_if_group): Remove unused variables `at_beg_of_line' and
7927 (cpp_get_token): Remove unused variable `dummy'.
7929 * dbxout.c (scope_labelno): Move static variable definition inside
7930 the one function scope where it is used.
7931 (dbxout_function_end): Wrap prototype and definition in
7932 macro test !NO_DBX_FUNCTION_END.
7934 * dwarf2out.c (add_subscript_info): Wrap variable `dimension_number'
7935 in macro test !MIPS_DEBUGGING_INFO.
7937 * expr.c (expand_builtin_setjmp): Move declaration of variable `i'
7938 into the scope where it is used. Wrap empty else-statement body
7941 * fix-header.c: Fix typo in comment.
7942 (inf_skip_spaces): Cast results of INF_UNGET to (void).
7943 (check_protection, main): Likewise.
7945 * flow.c (find_basic_blocks_1): Remove dangling comment text.
7947 * function.c (contains): Wrap prototype and definition in macro
7948 test HAVE_prologue || HAVE_epilogue.
7949 (fixup_var_refs_1): Remove unused variable `width'.
7951 * gen-protos.c (main): Remove unused variable `optr'.
7953 * haifa-sched.c (debug_control_flow): Remove unused variable `j'.
7955 * libgcc2.c (__udiv_w_sdiv): Provide dummy return value of 0.
7956 (__sjpopnthrow): Remove unused variable `jmpbuf'.
7957 (__throw): Remove unused variable `val'.
7959 * protoize.c: Check for a previously existing definition before
7960 defining *_OK macros.
7962 * scan-decls.c (scan_decls): Remove unused variable `old_written'.
7964 Tue Mar 17 00:45:48 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
7966 * vax.h (ADDR_VEC_ALIGN): Define.
7968 Mon Mar 16 15:57:17 1998 Michael Meissner <meissner@cygnus.com>
7970 * gcc.c (default_arg): Don't wander off the end of allocated
7973 (From Geoffrey Keating <geoffk@ozemail.com.au>)
7974 * rs6000.c (small_data_operand): Ensure that any address
7975 referenced relative to the small data area is inside the SDA.
7977 Mon Mar 16 12:55:15 1998 Jim Wilson <wilson@cygnus.com>
7979 * config/m68k/netbsd.h (ASM_SPEC): Add %{m68060}.
7981 Mon Mar 16 15:50:20 EST 1998 Andrew MacLeod <amacleod@cygnus.com>
7983 * except.h (in_same_eh_region): New prototype.
7984 (free_insn_eh_region, init_insn_eh_region): New prototypes.
7985 * except.c (insn_eh_region, maximum_uid): New static variables.
7986 (set_insn_eh_region): New static function to set region numbers.
7987 (free_insn_eh_region): New function to free EH region table.
7988 (init_insn_eh_region): New function to initialize EH region table.
7989 (in_same_eh_region): New function used to determine if two rtl
7990 instructions are in the same exception region or not.
7991 * final.c (final): Initialize the table indicating which instructions
7992 belong in which exception region.
7993 * genpeep.c (main): Add "except.h" to include file list in generated
7995 * config/sparc/sparc.md: Add calls to 'in_same_eh_region' in 4
7996 peepholes involving calls and unconditional branches.
7998 Mon Mar 16 11:16:50 1998 Jim Wilson <wilson@cygnus.com>
8000 * README.gnat: New file.
8002 Mon Mar 16 11:14:20 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
8004 * config/m68k/m68k.c: Include <stdlib.h> for atoi. Include
8005 "recog.h" for offsettable_memref_p.
8006 (legitimize_pic_address): Remove unused variable `offset'.
8007 (notice_update_cc): Change return type to void. Add default label
8009 (standard_68881_constant_p): Remove unused variable mode.
8010 (print_operand): Define local variable i only if SUPPORT_SUN_FPA.
8011 (const_int_cost): Explicitly declare as returning int.
8012 (output_dbcc_and_branch): Change return type to void.
8014 * config/m68k/linux.h, config/m68k/m68k.md, config/m68k/m68k.c,
8015 config/m68k/m68k.h: Replace gen_rtx (XXX, ...) with gen_rtx_XXX
8016 (...). Use GEN_INT instead of gen_rtx_CONST_INT.
8018 Sun Mar 15 22:30:44 PST 1998 Jeff Law (law@cygnus.com)
8020 * version.c: Bump for snapshot.
8022 Fri Mar 13 11:30:12 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
8024 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Fix logic in range
8025 check for 'M' constraint.
8027 Thu Mar 12 14:47:14 1998 Jim Wilson <wilson@cygnus.com>
8029 * cccp.c (create_definition): If pedantic, call pedwarn for macro
8032 Thu Mar 12 13:43:25 1998 Bernd Schmidt <crux@Pool.Informatik.RWTH-Aachen.DE>
8034 * i386.c (ix86_logical_operator): New function.
8035 (split_di): Ensure that when a MEM is split, the resulting MEMs have
8037 * i386.md (anddi3, xordi3, iordi3): New patterns. Add a define_split
8040 Thu Mar 12 15:13:16 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8041 Richard Earnshaw <rearnsha@arm.com>
8042 Nick Clifton <nickc@cygnus.com>
8044 * tm.texi (DEFAULT_RTX_COSTS): Document new macro.
8046 * arm.h (DEFAULT_RTX_COSTS): Define instead of RTX_COSTS.
8048 * cse.c (rtx_cost): Provide a default case in an enumeration
8049 switch, and call DEFAULT_RTX_COSTS if it's defined.
8051 Thu Mar 12 10:02:38 1998 Manfred Hollstein <manfred@s-direktnet.de>
8053 * basic-block.h (compute_preds_succs): Change return type in
8055 * flow.c (compute_preds_succs): Likewise in function definition.
8057 * regmove.c (find_matches): Cast char used as array index to unsigned char
8060 Thu Mar 12 09:39:40 1998 Manfred Hollstein <manfred@s-direktnet.de>
8062 * i386.h (RTX_COSTS): Insert braces around nested if.
8063 (ADDITIONAL_REGISTER_NAMES): Insert braces around structured
8066 * gcc.c (default_compilers): Properly put brackets around array elements in
8069 * getopt.c (_getopt_internal): Add explicit braces around nested if;
8072 * reg-stack.c (record_asm_reg_life): Add explicit braces around nested if's.
8073 (record_reg_life_pat): Add explicit parens around && and || in expression.
8074 (stack_reg_life_analysis): Add parens around assignment used as expression.
8075 (convert_regs): Likewise.
8077 Thu Mar 12 09:25:29 1998 Manfred Hollstein <manfred@s-direktnet.de>
8079 * bitmap.c (bitmap_element_allocate): Remove unused parameter;
8080 change callers accordingly.
8082 * cplus-dem.c (arm_special): Remove unused parameter work in prototype
8083 and definition; change all callers accordingly.
8085 * except.c (init_eh): Avoid assignment of unused return value of
8086 build_pointer_type; cast it to void, instead, and remove unused
8089 * gcc.c (lang_specific_driver): Define prototype only #ifdef
8090 LANG_SPECIFIC_DRIVER.
8091 (temp_names): Define only #ifdef MKTEMP_EACH_FILE.
8093 * genoutput.c (output_epilogue): Initialize next_name to 0.
8095 * real.c (efrexp): #if 0 prototype and function definition.
8096 (eremain): Likewise.
8103 * reload.c (push_secondary_reload): Define prototype only
8104 #ifdef HAVE_SECONDARY_RELOADS.
8106 * varasm.c (assemble_static_space): Define rounded only
8107 #ifndef ASM_OUTPUT_ALIGNED_LOCAL.
8109 Thu Mar 12 09:11:35 1998 Manfred Hollstein <manfred@s-direktnet.de>
8111 * i386.md (andsi): Add default case in enumeration switch.
8116 Thu Mar 12 08:37:02 1998 Manfred Hollstein <manfred@s-direktnet.de>
8118 * c-decl (finish_struct): Change type of min_align to unsigned.
8120 * cplus-dem.c (demangle_function_name): Change type of variable i to size_t;
8121 remove unused variable len.
8123 * dwarf2out.c (reg_save): Add explicit cast of -1 to unsigned and a
8124 comment indicating this is proper behaviour.
8125 (reg_loc_descriptor): Remove redundant comparison of unsigned variable
8127 (based_loc_descr): Likewise.
8129 * enquire.c (bitpattern): Change type of variable i to unsigned.
8131 * final.c (output_asm_insn): Don't cast insn_noperands to unsigned.
8133 * flow.c (life_analysis): Change type of variable i to size_t;
8134 remove unused variable insn.
8136 * gcc.c (translate_options): Change type of variables optlen, arglen and
8138 (input_filename_length): Change type to size_t.
8139 (do_spec_1): Change type of variable bufsize to size_t.
8140 (main): Change type of variables i and j to size_t;
8141 remove subblock local definition of variable i.
8142 (lookup_compiler): Change type of second argument to size_t;
8143 change type of variable i to size_t.
8145 * genemit.c (output_init_mov_optab): Change type of variable i to size_t.
8147 * genopinit.c (get_insn): Change type of variable pindex to size_t.
8149 * genrecog.c (add_to_sequence): Change type of variable i to size_t.
8151 * global.c (global_alloc): Change type of variable i to size_t.
8153 * regclass.c (init_reg_sets): Change type of variables i and j to unsigned.
8155 * stmt.c (expand_end_bindings): Change type of variable i to size_t.
8156 (expand_end_case): Change type of variable count to size_t.
8158 * toplev.c (main): Change type of variable j to size_t.
8159 (set_target_switch): Change type of variable j to size_t.
8160 (print_switch_values): Change type of variable j to size_t;
8161 remove unused variable flags.
8163 * varasm.c (assemble_variable): Change type of variable align to size_t.
8164 (const_hash_rtx): Change type of variable i to size_t.
8166 1998-03-11 Mark Mitchell <mmitchell@usa.net>
8168 * dbxout.c (dbxout_type_methods): Only treat TYPE_METHODS as a
8169 TREE_VEC if that's what it really is.
8171 Wed Mar 11 15:16:01 1998 Michael Meissner <meissner@cygnus.com>
8173 * {haifa-,}sched.c (rank_for_schedule): Only take void * arguments
8176 Wed Mar 11 12:05:20 1998 Teemu Torma <tot@trema.com>
8178 * gthr.h: Changed the comment about return values.
8179 * gthr-solaris.h (__gthread_once): Do not use errno; return the
8180 error number instead of -1.
8181 (__gthread_key_create): Any non-zero return value is an error.
8182 * libgcc2.c (eh_context_initialize): Check for non-zero return
8183 value from __gthread_once.
8184 Check that the value of get_eh_context was really changed.
8186 Wed Mar 11 18:26:25 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
8188 * sh.h (LOOP_ALIGN): Only align when optimizing.
8189 * sh.c (find_barrier): Clear inc for CODE_LABELs.
8190 When not optimizing, calculate alignment for BARRIERs directly.
8192 Wed Mar 11 15:07:18 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
8194 * final.c (shorten_branches): Remove conditionalizing on
8195 SHORTEN_WITH_ADJUST_INSN_LENGTH
8196 * sh.h, pa.h (SHORTEN_WITH_ADJUST_INSN_LENGTH): Remove.
8198 Wed Mar 11 02:37:41 1998 Jeffrey A Law (law@cygnus.com)
8200 * flow.c (find_basic_blocks_1): Keep the cfg accurate when removing
8201 an unconditional jump around deleted blocks.
8203 Mon Mar 9 12:02:23 1998 Jim Wilson <wilson@cygnus.com>
8205 * profile.c (branch_prob): If see computed goto, call fatal instead of
8208 * config/mips/sni-svr4.h (CPP_PREDEFINE): Add -DSNI and -Dsinix.
8210 * configure.in (alpha-dec-osf): Add default case for osf* to switch.
8211 Patch from Bruno Haible.
8213 * function.c (put_reg_into_stack): Copy MEM_IN_STRUCT_P from new.
8214 (assign_parms): Set aggregate if hide_last_arg and last_named.
8216 Mon Mar 9 19:57:56 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
8218 * final.c (shorten_branches): Initialize insn_addresses.
8220 Mon Mar 9 14:10:23 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
8222 * sh.h (MUST_PASS_IN_STACK): Define.
8224 Sun Mar 8 13:01:56 1998 Jeffrey A Law (law@cygnus.com)
8226 * final.c (shorten_branches): Fix minor logic error in
8227 ADDR_DIFF_VEC shortening support.
8229 Sun Mar 8 02:17:42 PST 1998 Jeff Law (law@cygnus.com)
8231 * version.c: Bump for snapshot.
8233 Sat Mar 7 00:54:15 1998 Jeffrey A Law (law@cygnus.com)
8235 * haifa-sched.c (is_cfg_nonregular): Change return type to
8236 an int. No longer compute "estimated" number of edges. Use
8237 computed_jump_p instead of duplicating the code. Fixup/add
8239 (build_control_flow): Returns a value indicating an irregularity
8240 in the cfg was detected. Count the number of edges in the cfg.
8241 allocate various edge tables.
8242 (find_rgns): No longer look for unreachable blocks.
8243 (schedule_insns): Do not allocate memory for edge tables here.
8244 Free memory for edge tables before returning. Do not perform
8245 cross block scheduling if build_control_flow returns nonzero.
8246 * flow.c (compute_preds_succs): More accurately determine when
8249 * basic-block.h (free_basic_block_vargs): Provide prototype.
8251 * cccp.c (main): Fix dumb mistakes in last change.
8253 Fri Mar 6 21:28:45 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
8255 * rtl.h (addr_diff_vec_flags): New typedef.
8256 (union rtunion_def): New member rt_addr_diff_vec_flags.
8257 (ADDR_DIFF_VEC_FLAGS): New macro.
8259 * sh.c (output_branch): Fix offset overflow problems.
8261 * final.c (shorten_branches): Implement CASE_VECTOR_SHORTEN_MODE.
8262 (final_scan_insn): New argument BODY for ASM_OUTPUT_ADDR_DIFF_ELT.
8263 * rtl.def (ADDR_DIFF_VEC): Three new fields (min, max and flags).
8264 * stmt.c (expand_end_case): Supply new arguments to
8265 gen_rtx_ADDR_DIFF_VEC.
8266 * 1750a.h (ASM_OUTPUT_ADDR_DIFF_ELT): New argument BODY.
8267 * alpha.h, arc.h, clipper.h, convex.h : Likewise.
8268 * dsp16xx.h, elxsi.h, fx80.h, gmicro.h, h8300.h : Likewise.
8269 * i370.h, i386.h, i860.h, i960.h, m32r.h, m68k.h, m88k.h : Likewise.
8270 * mips.h, mn10200.h, mn10300.h, ns32k.h, pa.h, pyr.h : Likewise.
8271 * rs6000.h, sh.h, sparc.h, spur.h, tahoe.h, v850.h : Likewise.
8272 * vax.h, we32k.h, alpha/vms.h, arm/aof.h, arm/aout.h : Likewise.
8273 * i386/386bsd.h, i386/freebsd-elf.h : Likewise.
8274 * i386/freebsd.h, i386/linux.h : Likewise.
8275 * i386/netbsd.h, i386/osfrose.h, i386/ptx4-i.h, i386/sco5.h : Likewise.
8276 * i386/sysv4.h, m68k/3b1.h, m68k/dpx2.h, m68k/hp320.h : Likewise.
8277 * m68k/mot3300.h, m68k/sgs.h : Likewise.
8278 * m68k/tower-as.h, ns32k/encore.h, sparc/pbd.h : Likewise.
8279 * sh.h (INSN_ALIGN, INSN_LENGTH_ALIGNMENT): Define.
8280 (CASE_VECTOR_SHORTEN_MODE): Define.
8281 (short_cbranch_p, align_length, addr_diff_vec_adjust): Don't declare.
8282 (med_branch_p, braf_branch_p): Don't declare.
8283 (mdep_reorg_phase, barrier_align): Declare.
8284 (ADJUST_INSN_LENGTH): Remove alignment handling.
8285 * sh.c (uid_align, uid_align_max): Deleted.
8286 (max_uid_before_fixup_addr_diff_vecs, branch_offset): Deleted.
8287 (short_cbranch_p, med_branch_p, braf_branch_p, align_length): Deleted.
8288 (cache_align_p, fixup_aligns, addr_diff_vec_adjust): Deleted.
8289 (output_far_jump): Don't use braf_branch_p.
8290 (output_branchy_insn): Don't use branch_offset.
8291 (find_barrier): Remove checks for max_uid_before_fixup_addr_diff_vecs.
8292 Remove paired barrier stuff.
8293 Don't use cache_align_p.
8294 Take alignment insns into account.
8295 (fixup_addr_diff_vecs): Reduce to only fixing up the base label of
8297 (barrier_align, branch_dest): New function.
8298 (machine_dependent_reorg, split_branches): Remove infrastructure
8299 for branch shortening that is now provided in the backend.
8300 * sh.md (short_cbranch_p, med_branch_p, med_cbranch_p): New attributes.
8301 (braf_branch_p, braf_cbranch_p): Likewise.
8302 (attribute length): Use new attributes.
8303 (casesi_worker): Get mode and unsignednedd from ADDR_DIFF_VEC.
8304 (addr_diff_vec_adjust): Delete.
8305 (align_2): Now a define_expand.
8306 (align_log): Now length 0.
8308 Fri Mar 6 14:41:33 1998 Michael Meissner <meissner@cygnus.com>
8310 * m32r.md (right): Correctly check for length == 2, not 1.
8312 Fri Mar 6 14:00:04 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8314 * mips/mips.h: Prototype `machine_dependent_reorg'.
8315 (ASM_OUTPUT_ALIGN): Remove unused variable `mask'.
8317 Fri Mar 6 11:43:35 1998 Joern Rennecke (amylaar@cygnus.co.uk)
8319 * final.c (shorten_branches): Restore accidentally removed code.
8321 Fri Mar 6 11:00:49 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
8323 * configure.in: Remove duplicate uses of AC_PROG_CC and
8326 Fri Mar 6 00:59:30 1998 Richard Henderson <rth@cygnus.com>
8328 * configure.in (target_cpu_default2): Correct typo for alphapca56.
8330 Thu Mar 5 23:24:50 1998 Jeffrey A Law (law@cygnus.com)
8331 Doug Evans (devans@cygnus.com)
8333 * haifa-sched.c (build_jmp_edges): Delete dead function.
8334 (build_control_flow): Use cfg routines from flow.c
8335 (schedule_insns): Remove debugging code accidentally checked
8338 * basic-block.h: Add external integer list structures, typdefs,
8339 accessor macros and function declarations. Simlarly for
8340 basic block pred/succ support and simple bitmap stuff.
8341 * flow.c: Add functions for integer list, basic block pred/succ
8342 support and simple bitmap support.
8343 (compute_dominators): New function to compute dominators and
8345 (find_basic_blocks): Split into two functions.
8346 (life_analysis): Likewise.
8347 (flow_analysis): Removed. Now handled by calling find_basic_blocks,
8348 the life_analysis from toplev.c
8349 * toplev.c (rest_of_compilation): Call find_basic_blocks, then
8350 life_analysis instead of flow_analysis.
8352 Thu Mar 5 23:06:26 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
8354 * jump.c (jump_optimize): Call mark_jump_label also for deleted
8356 (mark_jump_label): Don't increment ref counts for deleted insns.
8358 Thu Mar 5 09:55:15 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8360 * mips/iris6.h (TARGET_DEFAULT): Parenthesize macro definition.
8362 * mips/mips.c: Include stdlib.h and unistd.h.
8363 (mips_asm_file_end): Add braces around empty body in an if-statement.
8364 (function_prologue): Wrap variable `fnname' in
8365 !FUNCTION_NAME_ALREADY_DECLARED. Correct format specifier in fprintf.
8366 (mips_select_rtx_section, mips_select_section): Declare as void.
8368 * mips/mips.h: Add prototypes for extern functions in mips.c.
8369 (FUNCTION_ARG_REGNO_P): Add parentheses around && within ||.
8370 (ENCODE_SECTION_INFO): Add braces around empty body in an
8373 * mips/mips.md (movdi): Add parentheses around && within ||.
8374 (movsf, movdf): Likewise.
8375 (branch_zero, branch_zero_di): Add default case in
8379 Thu Mar 5 02:45:48 1998 Richard Henderson <rth@cygnus.com>
8381 * alpha/alpha.h (TARGET_WINDOWS_NT, TARGET_OPEN_VMS): Just make them
8382 real constants, since they can't be changed.
8383 (TARGET_AS_CAN_SUBTRACT_LABELS): New.
8384 * alpha/alpha.md (builtin_setjmp_receiver): Use it.
8385 * alpha/osf.h (TARGET_AS_CAN_SUBTRACT_LABELS): New.
8386 * alpha/osf2or3.h (TARGET_AS_CAN_SUBTRACT_LABELS): New.
8387 * alpha/vms.h (TARGET_OPEN_VMS): New.
8388 * alpha/win-nt.h (TARGET_WINDOWS_NT): New.
8390 Thu Mar 5 02:41:27 1998 Richard Henderson <rth@cygnus.com>
8392 * reload.c (find_reloads): Always force (subreg (mem)) to be
8393 reloaded if WORD_REGISTER_OPERATIONS.
8395 Thu Mar 5 02:14:44 1998 Richard Henderson <rth@cygnus.com>
8397 * haifa-sched.c (free_list): Rename from free_pnd_lst.
8398 (free_pending_lists): Rename free_pnd_lst uses.
8399 (remove_dependence): Place expunged element on unused_insn_list.
8400 (alloc_INSN_LIST, alloc_EXPR_LIST): New. Change all callers of
8401 gen_rtx_*_LIST and alloc_rtx to use them.
8402 (compute_block_backward_dependences): Free the reg_last_* lists.
8404 Thu Mar 5 00:05:40 1998 Jeffrey A Law (law@cygnus.com)
8406 * cccp.c (main): Avoid undefined behavior when setting pend_includes
8409 Wed Mar 4 21:58:25 1998 Franz Sirl <franz.sirl-kernel@lauterbach.com>
8411 * rs6000/linux.h: don't define DEFAULT_VTABLE_THUNKS to 1 if
8412 USE_GNULIBC_1 is defined
8413 * configure.in: add a new case powerpc-*-linux-gnulibc1 which
8414 includes the t-linux-gnulibc1 fragment
8416 Wed Mar 4 12:11:36 1998 Jim Wilson <wilson@cygnus.com>
8418 * mips.md (movdf_internal1a): Fix misplaced parenthesis in condition.
8420 Wed Mar 4 18:47:48 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
8422 * final.c (final_scan_insn, case CODE_LABEL: Cleanup.
8424 Wed Mar 4 15:51:19 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
8426 * final.c (shorten_branches): Tag the loop alignment onto the
8427 first label after NOTE_INSN_LOOP_BEG even if there is an
8430 Tue Mar 3 21:48:35 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
8432 * final.c (insn_current_reference_address):
8433 Use SEQ instead of BRANCH as argument to align_fuzz, to get a
8434 proper alignment chain.
8436 * final.c (max_labelno): New static variable.
8437 (final_scan_insn): Check max_labelno before outputting an
8438 alignment for a label.
8439 (shorten_branches): Remove unused variable length_align.
8441 Tue Mar 3 14:27:23 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8443 * sparc.c (ultrasparc_adjust_cost): Add default case in
8446 * sparc.h: Add prototypes for extern functions defined in
8449 Tue Mar 3 10:00:11 1998 Nick Clifton <nickc@cygnus.com>
8451 * toplev.c: Only generate <name>.dbr file when dumping RTL if
8452 DEALY_SLOTS is defined.
8454 Tue Mar 3 07:36:37 1998 Manfred Hollstein <manfred@s-direktnet.de>
8456 * reorg.c (fill_eager_delay_slots): Add new argument delay_list
8457 in call to fill_slots_from_thread.
8459 Mon Mar 2 13:45:03 1998 Richard Henderson <rth@cygnus.com>
8461 * alpha/linux.h (CPP_PREDEFINES): Correct connecting whitespace
8462 to SUB_CPP_PREDEFINES. Reported by asun@saul4.u.washington.edu.
8464 Mon Mar 2 22:59:28 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
8466 * final.c (insn_last_address, insn_current_align, uid_align):
8468 (in_align_chain, align_fuzz, align_shrink_fuzz): New functions.
8469 (insn_current_reference_address): Likewise.
8470 (shorten_branches, final_scan_insn): Implement LABEL_ALIGN,
8471 LABEL_ALIGN_AFTER_BARRIER and LOOP_ALIGN target macros.
8472 (label_to_alignment): New function.
8473 * genattrtab.c (write_test_expr): If one of LABEL_ALIGN,
8474 LABEL_ALIGN_AFTER_BARRIER or LOOP_ALIGN is defined, call
8475 insn_current_reference_address instead of insn_current_address.
8476 (or_attr_value, write_length_unit_log): New functions.
8477 (main): Call write_length_unit_log.
8478 (write_const_num_delay_slots): Output extra '\n'.
8479 * alpha.h (ASM_OUTPUT_LOOP_ALIGN, ASM_OUTPUT_ALIGN_CODE):
8481 (LOOP_ALIGN, ALIGN_LABEL_AFTER_BARRIER).
8482 * i386.h, i386/osfrose.h, i386/svr3dbx.h, m68k.h, sparc.h: Likewise.
8483 * arc.h, m32r.h (ASM_OUTPUT_LOOP_ALIGN): replace with:
8485 * i960.h, m88k.h: (ASM_OUTPUT_ALIGN_CODE): Replace with:
8486 (LABEL_ALIGN_AFTER_BARRIER).
8487 * ns32k/encore.h, ns32k/merlin.h, ns32k.h, ns32k/sequent.h: Likewise.
8488 * ns32k/tek6000.h: Likewise.
8489 * i386/gas.h (ASM_OUTPUT_LOOP_ALIGN, ASM_OUTPUT_ALIGN_CODE): Delete.
8490 * i386.md (casesi+1): Use ASM_OUTPUT_ALIGN instead of
8491 ASM_OUTPUT_ALIGN_CODE.
8493 Mon Mar 2 01:05:50 PST 1998 Jeff Law (law@cygnus.com)
8495 * version.c: Bump for snapshot.
8497 Mon Mar 2 00:52:18 PST 1998 Jeff Law (law@cygnus.com)
8499 * version.c: Bump for snapshot.
8501 Sun Mar 1 18:25:49 1998 Michael P. Hayes <michaelh@ongaonga.chch.cri.nz>
8503 * reorg.c (fill_slots_from_thread): Don't steal delay list from target
8504 if condition code of jump conflicts with opposite_needed.
8506 * reorg.c (fill_slots_from_thread): Mark resources referenced in
8507 opposite_needed thread. Return delay_list even when cannot get
8508 any more delay insns from end of subroutine.
8510 Sun Mar 1 18:26:21 1998 Ken Rose (rose@acm.org)
8512 * reorg.c (fill_slots_from_thread): New parameter, delay_list.
8513 All callers changed.
8515 Sun Mar 1 18:25:37 1998 Bruno Haible <bruno@linuix.mathematik.uni-karlsruhe.de>
8517 * frame.c (start_fde_sort, fde_split, heapsort, fde_merge,
8518 end_fde_sort): New functions for fast sorting of an FDE array.
8519 (fde_insert): Simplified.
8520 (add_fdes): Change argument list.
8521 (frame_init): Use the new functions.
8523 Sun Mar 1 18:06:21 1998 Jeffrey A Law (law@cygnus.com)
8525 * ginclude/va-ppc.h (va_arg): Fix typo in long long support.
8527 * i386.c (reg_mentioned_in_mem): Fix dangling else statement.
8529 * fold-const.c (fold_range_test): Always return a value.
8531 Sun Mar 1 17:57:34 1998 Mumit Khan <khan@xraylith.wisc.edu>
8533 * config/i386/winnt.c (i386_pe_unique_section): Put read-only
8534 data in the text section unless READONLY_DATA_SECTION is defined.
8536 Sun Mar 1 17:48:46 1998 Jeffrey A Law (law@cygnus.com)
8538 * c-parse.in (undeclared variable error): Tweak error message to
8541 Sun Mar 1 10:22:36 PST 1998 Jeff Law (law@cygnus.com)
8543 * version.c: Bump for snapshot.
8545 1998-02-28 Mark Mitchell <mmitchell@usa.net>
8547 * final.c (final_scan_insn): Undo overzealous removal of `set'.
8549 Sat Feb 28 07:54:03 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8551 * pa.h (CONST_COSTS): When checking the CONST_DOUBLE enumerated
8552 case, add parentheses to specify the proper order of precedence in
8556 * c-aux-info.c: Include string.h/strings.h.
8558 * pa.c: Include stdlib.h.
8559 (pa_combine_instructions): Prototype the function.
8560 (pa_can_combine_p, forward_branch_p, shadd_constant_p): Likewise.
8561 (reloc_needed): Add default case for enumeration switch.
8562 (remove_useless_addtr_insns): Remove unused variable `all'.
8563 (hppa_expand_prologue): Add explicit braces to avoid
8565 (output_function_epilogue): Remove unused variable `i'.
8566 (output_millicode_call): Remove unused variable `link'.
8567 (shadd_constant_p, forward_branch_p): Make the function static.
8568 (following_call): Explicitly declare to return int.
8569 (pa_reorg): Declare as void.
8570 (pa_combine_instructions): Declare as static void. Add
8571 parentheses around && within ||.
8573 * pa.h: Add prototypes for pa_reorg, symbolic_operand,
8574 following_call, function_label_operand, lhs_lshift_cint_operand
8577 * pa.md: Add parentheses around && within ||.
8579 * cppalloc.c: Include stdlib.h.
8581 * cpperror.c (cpp_print_containing_files): Remove unused variable
8582 `i'. Fix format specifier in fprintf.
8584 * cse.c (cse_around_loop): Add explicit braces to avoid
8586 (delete_dead_from_cse): Wrap variable `tem' in macro HAVE_cc0.
8588 * expr.c (expand_expr): Add parentheses around && within ||.
8590 * final.c (app_enable): Replace fprintf with fputs where there are
8591 no format specifiers and no trailing argument after the string.
8592 Eg, when printing ASM_APP_ON/ASM_APP_OFF.
8593 (app_disable): Likewise.
8594 (final_end_function): Likewise.
8595 (final_scan_insn): Likewise. Remove unused variable `set'.
8596 (profile_function): Wrap empty if-statement body in {} brackets.
8598 * function.c: Include stdlib.h.
8599 (pad_below): Wrap prototype and definition in ARGS_GROW_DOWNWARD.
8600 (reposition_prologue_and_epilogue_notes): Add parentheses
8601 around assignment used as truth value.
8603 * integrate.c (expand_inline_function): Wrap variable
8604 `cc0_insn' in macro HAVE_cc0.
8606 * jump.c (jump_optimize): Wrap variable `q' in macro
8607 HAVE_cc0. Remove unused variable `prev1'.
8609 * libgcc2.c (__bb_exit_trace_func): Add parentheses around &&
8610 within ||. Fix format specifier in fprintf.
8611 (__bb_init_prg): Add parentheses around assignment used as
8614 * local-alloc.c: Include stdlib.h.
8615 (requires_inout): Add parentheses around assignment used
8618 * loop.c (analyze_loop_iterations): Wrap prototype and definition
8619 in macro HAVE_decrement_and_branch_on_count.
8620 (insert_bct, instrument_loop_bct): Likewise.
8621 (move_movables): Add parentheses around assignment used as
8623 (consec_sets_invariant_p): Likewise.
8624 (maybe_eliminate_biv_1): Wrap variable `new' in macro HAVE_cc0.
8626 * objc/objc-act.c: Include stdlib.h.
8627 (lookup_method_in_protocol_list): Wrap empty else-statement body
8629 (lookup_protocol_in_reflist): Likewise.
8630 (objc_add_static_instance): Remove unused variables `decl_expr'
8632 (get_objc_string_decl): Remove unused variable `decl'.
8633 (generate_static_references): Remove unused variables `idecl' and
8635 (check_protocols): Wrap empty else-statement body in braces.
8637 * protoize.c: Include stdlib.h.
8638 (substr): Add parentheses around assignment used as truth value.
8639 (abspath): Likewise.
8640 (shortpath): Likewise.
8642 * regmove.c (fixup_match_1): Add parentheses around assignment
8643 used as truth value.
8645 * reload.c (push_secondary_reload): Remove unused variable `i'.
8646 (find_reloads): Add parentheses around assignment used as truth
8649 * reload1.c: Include stdlib.h.
8651 * rtl.h: Correct typo in prototype of offsettable_memref_p.
8653 * stmt.c (add_case_node): Add parentheses around assignment used
8655 (case_tree2list): Likewise.
8657 * tree.c (valid_machine_attribute): Wrap variable `decl_attr_list'
8658 in macro VALID_MACHINE_DECL_ATTRIBUTE. Wrap variable
8659 `type_attr_list' in macro VALID_MACHINE_TYPE_ATTRIBUTE.
8660 (merge_attributes): Add explicit braces to avoid ambiguous
8663 * unroll.c (copy_loop_body): Wrap variable `cc0_insn' in
8666 * varasm.c: Include stdlib.h.
8669 * system.h: Remove sys/stat.h.
8670 * gcc.c: Add sys/stat.h.
8672 * genattr.c: Wrap prototype of `free' in NEED_DECLARATION_FREE.
8673 * genattrtab.c: Likewise.
8674 * genconfig.c: Likewise.
8675 * genemit.c: Likewise.
8676 * genextract.c: Likewise.
8677 * genflags.c: Likewise.
8678 * genopinit.c: Likewise.
8679 * genoutput.c: Likewise.
8680 * genpeep.c: Likewise.
8681 * genrecog.c: Likewise.
8682 * tlink.c: Likewise. Also wrap `getenv' in NEED_DECLARATION_GETENV.
8684 Fri Feb 27 11:02:47 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
8686 * invoke.texi: Use @itemx for a secondary item in a @table.
8688 * config/m68k/m68k.md (movsf+1): Optimize moving a CONST_DOUBLE
8691 Thu Feb 26 00:13:21 1998 Ian Lance Taylor <ian@cygnus.com>
8693 * choose-temp.c: Fix handling of sys/file.h to work in libiberty.
8695 Wed Feb 25 23:40:54 1998 Jeffrey A Law (law@cygnus.com)
8697 * i386.c (struct machine_function): Add new fields for PIC stuff.
8698 (save_386_machine_status): Fix argument to xmalloc. Save pic_label_rtx
8700 (restore_386_machine_status): Corresponding changes.
8701 (clear_386_stack_locals): Also clear pic_label_rtx and pic_label_name.
8703 Wed Feb 25 01:31:40 1998 Jeffrey A Law (law@cygnus.com)
8705 * c-parse.y (undeclared variable error): Tweak error message
8708 Tue Feb 24 23:54:07 1998 Richard Henderson <rth@cygnus.com>
8710 * flags.h (g_switch_value, g_switch_set): Declare.
8711 * alpha.c (override_options): Set g_switch_value=8 if not set.
8712 * alpha/elf.h (CC1_SPEC): New.
8714 (LINK_SPEC): Pass along the -G value we were given.
8715 (LOCAL_ASM_OP): Remove.
8716 (ASM_OUTPUT_ALIGNED_LOCAL): Output to .bss or .sbss by size.
8717 (MAX_OFILE_ALIGNMENT): New.
8718 (BSS_SECTION_ASM_OP, SBSS_SECTION_ASM_OP, SDATA_SECTION_ASM_OP): New.
8719 (EXTRA_SECTIONS): Add sbss and sdata.
8720 (SECTION_FUNCTION_TEMPLATE): New.
8721 (EXTRA_SECTION_FUNCTIONS): Use it.
8722 (CTORS_SECTION_FUNCTION, DTORS_SECTION_FUNCTION): Remove.
8723 (SELECT_SECTION): Use sdata when small enough.
8724 * alpha/linux.h (ASM_SPEC): Remove.
8727 Mon Feb 23 15:09:18 1998 Bruno Haible <bruno@linuix.mathematik.uni-karlsruhe.de>
8728 * config.sub (sco5): Fix typo.
8730 Mon Feb 23 18:19:31 1998 Manfred Hollstein <manfred@s-direktnet.de>
8732 * config/t-linux (LIBGCC1, CROSS_LIBGCC1, LIBGCC1_TEST): Add macros and
8734 * config/t-linux-aout (LIBGCC1, CROSS_LIBGCC1, LIBGCC1_TEST): Likewise.
8735 * config/alpha/t-linux: Remove file.
8736 * config/sparc/t-linux: Remove file.
8737 * config/m68k/t-linux (LIBGCC1, CROSS_LIBGCC1): Remove.
8738 * config/m68k/t-linux-aout (LIBGCC1, CROSS_LIBGCC1): Likewise.
8739 * configure.in (alpha*-*-linux-gnulibc1*): Use t-linux instead of alpha/t-linux
8741 (alpha*-*-linux-gnu*): Likewise.
8742 (sparc-*-linux-gnulibc1*): Use t-linux instead of sparc/t-linux for tmake_file.
8743 (sparc-*-linux-gnu*): Likewise.
8745 Mon Feb 23 10:47:39 1998 Robert Lipe <robertl@dgii.com>
8746 * collect2.c (ldd_file_name): Bracket declaration with same
8748 (full_real_ld_suffix): Deleted. Variable was calloced and
8749 written into, but never read.
8751 1998-02-23 Mike Stump <mrs@wrs.com>
8753 * configure.in: Add support for i386-wrs-vxworks configuration.
8754 * i386/vxi386.h: New file.
8756 Sun Feb 22 21:16:51 1998 Bruno Haible <bruno@linuix.mathematik.uni-karlsruhe.de>
8758 * tree.c (contains_placeholder_p): Ensure function always returns
8760 * sparc.md (movdi_sp64_insn): Add default case in enumeration switch.
8761 (movsf_const_insn, movdf_const_insn, movtf_const_insn): Likewise.
8763 Sun Feb 22 20:58:19 1998 Jeffrey A Law (law@cygnus.com)
8765 * vms.h (SELECT_SECTION): Use TREE_CODE_CLASS correctly.
8767 1998-02-22 Paul Eggert <eggert@twinsun.com>
8769 * config/sparc/sol2-sld.h (LINKER_DOES_NOT_WORK_WITH_DWARF2):
8770 Define this new symbol.
8771 (DWARF2_DEBUGGING_INFO, DWARF_DEBUGGING_INFO): Do not #undef.
8772 * toplev.c (main): Do not default to DWARF2_DEBUG with -ggdb if
8773 LINKER_DOES_NOT_WORK_WITH_DWARF2 is defined.
8775 Sun Feb 22 20:07:32 1998 Jim Wilson <wilson@cygnus.com>
8777 * iris5.h (DWARF2_UNWIND_INFO): Define to 0.
8778 * iris5gas.h (DWARF2_UNWIND_INFO): Define to 1.
8780 Sun Feb 22 15:29:48 1998 Richard Henderson <rth@cygnus.com>
8782 * objc/Object.m (-error): Call objc_verror with our va_list.
8784 Sun Feb 22 09:45:39 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8786 * collect2.c (scan_prog_file): Completely cover uses of variable
8787 `exports' with macro COLLECT_EXPORT_LIST.
8789 Sat Feb 21 20:36:23 1998 Jeff Law (law@cygnus.com)
8791 * version.c: Bump for snapshot.
8793 Fri Feb 20 16:22:13 1998 Michael Meissner <meissner@cygnus.com>
8795 * sched.c (schedule_block): Remove code to get arguments from hard
8796 regs into pseudos early. Same as Aug 25, 1997 change to
8799 1998-02-20 Jason Merrill <jason@yorick.cygnus.com>
8801 * collect2.c (main): Still handle !do_collecting for non-AIX targets.
8803 1998-02-16 Mark Mitchell <mmitchell@usa.net>
8805 * toplev.c (rest_of_compilation): Do not defer the output of a
8808 Fri Feb 20 10:39:47 1998 Michael Tiemann <michael@impact.tiemann.org>
8810 * ginclude/va-mips.h (va_arg): Remove trailing space after '\'
8811 continuation character (line 243).
8813 Fri Feb 20 12:10:26 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
8815 * genrecog.c (main): Remove duplicated sentence in emitted comment.
8817 Thu Feb 19 22:36:53 1998 Andrey Slepuhin <pooh@msu.net>
8818 David Edelsohn <edelsohn@mhpcc.edu>
8820 * collect2.c (XCOFF_SCAN_LIBS): Remove.
8821 (export_flag): New variable.
8822 (export_file): #ifdef COLLECT_EXPORT_LIST.
8823 (import_file, exports, imports, undefined): New variables.
8824 (libs, cmdline_lib_dirs, libpath_lib_dirs, libpath, libexts): Same.
8825 (dump_list, dump_prefix_list, is_in_list): New functions.
8826 (write_export_file): $ifdef COLLECT_EXPORT_LIST.
8827 (write_import_file, resolve_lib_name): New functions.
8828 (use_import_list, ignore_library): Same.
8829 (collect_exit): maybe_unlink import_file and #ifdef.
8831 (main): New variable importf, #ifdef exportf. Move parsing of
8832 -shared before general argument parsing. Resolve AIX library
8833 paths and import libgcc.a symbols. Treat .so shared libraries the
8834 same as objects and .a libraries. Create alias for object_lst and
8835 increment it instead of original pointer. Scan AIX libraries as
8836 objects earlier instead of using scan_libraries. Perform AIX
8837 tlink later to resolve templates instead of forking ld.
8838 (GCC_OK_SYMBOL): Ensure symbol not in undef section.
8839 (GCC_UNDEF_SYMBOL): New macro.
8840 (scan_prog_file): Loop for members of AIX libraries. Handle
8841 export/import of ctors/dtors.
8842 (aix_std_libs): New variable.
8843 (scan_libraries, XCOFF): Delete.
8845 Thu Feb 19 22:36:52 1998 Robert Lipe <robertl@dgii.com>
8847 * collect2.c (full_real_ld_suffix): #ifdef CROSS_COMPILE.
8849 1998-02-19 Mike Stump <mrs@wrs.com>
8851 * Makefile.in: Use $tooldir for sys-include to match toplevel
8854 Thu Feb 19 01:32:37 1998 Jeffrey A Law (law@cygnus.com)
8855 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8857 * emit-rtl.c (gen_lowpart_common): Suppress last change if __complex__.
8859 * emit-rtl.c (hard-reg-set.h): Include.
8860 (get_lowpart_common): Don't make new REG for hard reg in a
8861 class that cannot change size.
8862 * Makefile.in (emit-rtl.o): Depend on hard-reg-set.h.
8864 * combine.c: Revert previous patch.
8866 1998-02-19 Paul Eggert <eggert@twinsun.com>
8868 * config/sparc/sol2-sld.h: New file.
8869 * configure.in (sparc-*-solaris2*): Use it when using the
8872 Thu Feb 19 00:46:59 1998 Jeffrey A Law (law@cygnus.com)
8874 * loop.c (force_movables): Fix typo.
8876 Thu Feb 19 08:26:30 1998 Manfred Hollstein <manfred@s-direktnet.de>
8878 * m88k.h: Change file pattern to match reality.
8880 Wed Feb 18 23:19:52 1998 Jeffrey A Law (law@cygnus.com)
8882 * varasm.c (output_constant_pool): Fix dumb thinko in last
8885 * pa.h (ASM_OUTPUT_FUNCTION_PREFIX): Correctly translate from
8886 a function name to a section name.
8888 1998-02-18 Doug Evans <devans@cygnus.com>
8890 * tree.h (merge_machine_{type,decl}_attributes): Declare.
8891 (split_specs_attrs, strip_attrs): Add prototypes.
8892 * tree.c (merge_machine_{type,decl}_attributes): New functions.
8893 * c-decl.c (duplicate_decls): Call merge_machine_decl_attributes.
8894 Update olddecl's attributes too.
8895 * c-common.c (strip_attrs): New function.
8896 * c-typeck.c (common_type): Call merge_machine_type_attributes.
8897 * varasm.c (make_function_rtl): New target macro REDO_SECTION_INFO_P.
8898 (make_decl_rtl): Likewise.
8900 1998-02-18 Jim Wilson <wilson@cygnus.com>
8902 * c-decl.c (shadow_tag_warned): Call split_specs_attrs.
8904 Wed Feb 18 09:09:50 1998 Jeffrey A Law (law@cygnus.com)
8906 Remove this change until we can fix it correctly.
8907 * collect2.c: Bracket declaration of 'exportf' and
8908 'full_real_ld_suffix'.
8910 Wed Feb 18 08:44:25 1998 Bernd Schmidt <crux@ohara.Informatik.RWTH-Aachen.DE>
8912 * Makefile.in (STAGESTUFF): Add genrtl.c, genrtl.h and gengenrtl.
8914 Tue Feb 17 23:30:20 1998 Bernd Schmidt <crux@ohara.Informatik.RWTH-Aachen.DE>
8916 * c-common.c (c_expand_start_cond, c_expand_end_cond,
8917 c_expand_start_else): Don't warn about non-ambiguous else even if
8920 Tue Feb 17 23:56:50 1998 Robert Lipe <robertl@dgii.com>
8922 * sco5.h (ASM_OUTPUT_DOUBLE, ASM_OUTPUT_FLOAT,
8923 ASM_OUTPUT_LONG_DOUBLE): Delete. Use the ones from i386.h
8926 Tue Feb 17 22:56:14 1998 Richard Henderson <rth@cygnus.com>
8928 * combine.c (simplify_rtx): Obey CLASS_CANNOT_CHANGE_SIZE when
8929 simplifying a subreg of a hard reg.
8930 (expand_compound_operation): Likewise.
8931 (force_to_mode): Likewise.
8933 Tue Feb 17 22:37:22 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8935 * fold-const.c: Include "system.h" to get stdlib.h and stdio.h.
8936 (lshift_double): Add parentheses around + or - inside shift.
8937 (rshift_double): Likewise.
8938 (size_int_wide): Explicitly set type of `bit_p' to `int'.
8940 * Makefile.in (fold-const.o): Depend on system.h.
8942 * Makefile.in (gcc.o): Depend on system.h, in accordance with last
8945 * haifa-sched.c: Include "system.h" to get <stdlib.h> and <stdio.h>.
8946 (BLOCKAGE_RANGE): Add parentheses around arithmetic in operand of |.
8947 (sched_note_set): Remove unused parameter `b', all callers changed.
8948 (schedule_block): Likewise for `rgn'.
8949 (split_hard_reg_notes): Likewise for `orig_insn'.
8950 (check_live): Likewise for `trg'.
8951 (update_live): Likewise.
8952 (check_live_1): Explcitly declare variable `i' as int.
8953 (update_live_1): Likewise.
8954 (insn_issue_delay): Remove unused variable `link'.
8955 (sched_analyze_2): Add default case in enumeration switch.
8956 (schedule_insns): Remove unused variable `i'.
8958 * Makefile.in ($(SCHED_PREFIX)sched.o): Depend on system.h.
8960 Tue Feb 17 22:31:04 1998 Jeffrey A Law (law@cygnus.com)
8962 * loop.c (rtx_equal_for_loop_p): Add some braces to disambiguate
8963 a dangling else clause.
8965 Tue Feb 17 21:28:12 1998 Gavin Koch <gavin@cygnus.com>
8967 * mips/mips.h (CAN_ELIMINATE): Don't eliminate the frame
8968 pointer for the stack pointer in MIPS16 and 64BIT.
8970 Tue Feb 17 21:17:30 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
8972 * rtl.h (force_line_numbers, restore_line_number_status): Declare.
8973 * emit-rtl.c (force_line_numbers, restore_line_number_status):
8975 * stmt.c (struct nesting): Replace seenlabel with line_number_status.
8976 (expand_start_case): Adjust to this change.
8977 (check_seenlabel): New function.
8978 (pushcase, pushcase_range, expand_endcase): Use it.
8980 Tue Feb 17 10:14:32 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
8982 * i386.md (adddi3): Add =!r,0,0,X alternative.
8984 Mon Feb 16 16:13:43 1998 David Edelsohn <edelsohn@mhpcc.edu>
8986 * rs6000.h (MY_ISCOFF): Add numeric value of U803XTOCMAGIC.
8987 * x-aix31 (INSTALL): Delete.
8989 Mon Feb 16 09:24:32 1998 Gavin Koch <gavin@cygnus.com>
8991 * mips/mips.c (mips_expand_epilogue): Update tsize_rtx if
8992 tsize changes to something other than zero.
8994 Mon Feb 16 09:11:48 1998 Gavin Koch <gavin@cygnus.com>
8996 * ginclude/va-mips.h: Replace casts of pointers to int with
8997 casts of pointers to __PTRDIFF_TYPE__.
8999 Mon Feb 16 08:17:14 1998 John Carr <jfc@mit.edu>
9001 * loop.c (strength_reduce, record_biv, record_giv): Use
9002 HOST_WIDE_INT_PRINT_DEC to print CONST_INT values.
9004 1998-02-16 Jason Merrill <jason@yorick.cygnus.com>
9006 * tree.c (first_rtl_op): New fn.
9007 (unsave_expr_now): Use it.
9008 * print-tree.c (print_node): Likewise.
9009 * tree.c (has_cleanups): New fn.
9010 * fold-const.c (fold, case CLEANUP_POINT_EXPR): Use it. Be more
9011 conservative about pushing the cleanup point down.
9012 * tree.h: Declare them.
9014 Sun Feb 15 23:28:44 1998 Jeffrey A Law (law@cygnus.com)
9016 * toplev.c (flag_schedule_reverse_before_reload): Delete variable.
9017 (flag_schedule_reverse_after_reload): Likewise.
9018 (f_options): Remove reverse scheduling support.
9019 * flags.h (flag_schedule_reverse_before_reload): Delete declaration.
9020 (flag_schedule_reverse_after_reload): Likewise.
9021 * haifa-sched.c (rank_for_schedule): Remove support for reverse
9024 Sun Feb 15 21:33:55 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9026 * gcc.c: Get system includes, prototypes and macros via "system.h"
9027 instead of doing it manually. Change all calls of the ctype
9028 macros to custom versions defined in "system.h".
9030 * system.h: Fix return type of bcmp prototype from `void' to `int'.
9031 Make bcopy, bcmp and bzero prototypes explicitly `extern'.
9032 Add a prototype for getenv.
9034 Sun Feb 15 17:05:41 1998 Jim Wilson <wilson@cygnus.com>
9036 * mips/mips.h (INITIAL_ELIMINATION_OFFSET): Readd Jun 6 change.
9038 Sun Feb 15 15:23:15 1998 John Carr <jfc@mit.edu>
9040 * alias.c: Include <stdlib.h> and <string.h>.
9041 (init_alias_analysis): Pass NULL_RTX instead of 0 to record_set.
9043 Sat Feb 14 11:23:09 PST 1998 Jeff Law (law@cygnus.com)
9045 * version.c: Bump for snapshot.
9047 Sat Feb 14 05:08:21 1998 Richard Earnshaw (rearnsha@arm.com)
9049 * arm.md (movsfcc): Also validate operands[3] when compiling hard
9051 (movdfcc): Only accept fpu_add_operand for operands[3].
9053 * arm/t-semi (STMP_FIXPROTO): Define to nothing.
9054 * arm/t-semiaof (STMP_FIXPROTO): Likewise.
9056 Sat Feb 14 02:02:41 1998 Jeffrey A Law (law@cygnus.com)
9058 * varasm.c (output_constant_pool): Bring back 'done' label inside
9059 an appropriate #ifdef.
9061 * bitmap.c (bitmap_element_allocate): Wrap variable 'i' in an
9063 (bitmap_copy, bitmap_operation): Likewise.
9064 * combine.c (combinable_i3pat): Similarly for 'src'.
9065 * function.c (fixup_var_refs_1): Similarly for 'outerdest'.
9066 (locate_and_pad_parm): Similarly for 'reg_parm_stack_space'.
9067 * regclass.c (copy_cost): Similarly for 'secondary_class'.
9068 * reload.c (make_memloc): Simliarly for 'i'.
9069 (find_reloads_address_1): Similarly for 'link'.
9070 * reload1.c (reload): Similarly for 'previous_frame_pointer_needed'.
9071 (emit_reload_insns): Similarly for 'second_reloadreg'.
9072 * unroll.c (iteration_info): Similarly for 'v'.
9074 * caller-save.c (insert_save_restore): Remove unused variable 'i'.
9075 * calls.c (expand_call): Similarly for 'i'.
9076 (emit_library_call, emit_library_call_value): Similarly for 'mode'.
9077 * fold-const.c (strip_compund_expr): Similarly for 'type'.
9078 * function.c (fixup_var_refs_1): Similarly for 'width'.
9079 (fixup_memory_subreg): Similarly for 'saved'.
9080 (locate_and_pad_parm): Similarly for 'boundary_in_bytes.'
9081 (setjmp_protect): Similarly for 'sub'.
9082 (thread_prologue_and_epilogue_insns): Similarly for 'insn'.
9083 * loop.c (record_giv): Similarly for 'p'.
9084 (combine_givs): Similarly for 'temp_iv'.
9085 (indirect_jump_in_function_p): Similarly for 'is_indirect_jump'.
9086 * recog.c (validate_replace_rtx_1): Similarly for 'width'.
9087 * tree.c (get_set_constructor_bytes): Similarly for 'vals'.
9088 * unroll.c (unroll_loop): Similarly for 'copy'.
9089 (iteration_info): Similarly for 'b'.
9090 * varasm.c (assemble_string): Similarly for 'i'.
9091 * i386.h (LEGITIMIZE_ADDRESS): Similarly for 'orig_x'.
9093 1998-02-13 Martin von Loewis <loewis@informatik.hu-berlin.de>
9095 * c-lang.c (lang_print_xnode): New function.
9096 * objc/objc-act.c (lang_print_xnode): Likewise.
9097 * print-tree.c (print_node): Call it
9099 Fri Feb 13 14:38:34 1998 Jim Wilson <wilson@cygnus.com>
9101 * dwarf2out.c (decl_scope_node): New type.
9102 (decl_scope_table): Change type to use it.
9103 (decl_scope_table_allocated, decl_scope_depth): Change type to int.
9104 (push_decl_scope): Use new type. New locals containing_scope, i.
9105 Add code to handle setting previous field.
9106 (scope_die_for): Change type of local i to int. Add code to use
9108 (dwarf2out_init): Use new type.
9110 1998-02-13 Jason Merrill <jason@yorick.cygnus.com>
9112 * except.c (emit_throw): Lose throw_used.
9114 Fri Feb 13 20:36:05 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
9116 * sched.c (update_flow_info, REG_WAS_0): Ignore if setting insn
9118 * haifa-sched.c (update_flow_info, REG_WAS_0): Likewise.
9120 Fri Feb 13 12:18:40 1998 Jeffrey A Law (law@cygnus.com)
9122 * genextract.c (main): Fix typo.
9124 Fri Feb 13 08:41:49 1998 Robert Lipe <robertl@dgii.com>
9126 * c-lang.c (finish_file): Bracket declaration of static_ctors,
9129 * calls.c (expand_call): Bracket declaration of 'rtx_before_call',
9130 'old_stack_arg_under_construction'
9131 (emit_library_call): Bracket declaration of 'upper_bound',
9132 'lower_bound', 'i', 'reg_parm_stack_space'
9133 (emit_library_call_value): Likewise.
9136 * collect2.c: include <unistd.h> when appropriate.
9137 Bracket declaration of 'exportf' and 'full_real_ld_suffix'.
9139 * emit-rtl.c (prev_cc0_setter): Remove unused variable 'link'.
9141 * explow.c (plus_constant_for_output_wide): Remove unused variable
9143 (memory_address): Remove unused variable 'orig_x'.
9145 * genattrtab.c (make_canonical): Remove unreferenced label 'cond:'.
9146 (write_const_num_delay_slots): Remove unused variable 'i'.
9148 * genopinit.c (main): Remove unused variables 'dummy', 'insn_ptr'.
9149 (gen_insn): Remove unused variable 'obstack_ptr'.
9151 * libgcc2.c (__bb_exit_func): Remove unused variables 'ret',
9153 (__bb_exit_trace_func): Remove unused variable 'e'.
9155 * optabs.c (expand_binop): remove unused variables 'lhs', 'rhs',
9157 (expand_unop): Remove unused variable 'funexp'.
9158 (expand_complex_abs): Remove unused variable 'funexp'.
9159 (init_optabs): Bracket declaration of 'j'.
9160 (init_complex_libfuncs): Deleted. Dead static function.
9162 * profile.c (branch_prob): Remove unused variables 'insn', 'dest'.
9164 * reg-stack.c: Fix typo in proto for 'get_asm_operand_lengths'
9165 (reg_to_stack): 'initialized', 'before_function_beg'
9166 explictly type as ints instead of defaulting.
9167 (emit_swap_insn): Remove unused variable 'i2'.
9168 (compare_for_stack_reg): Remove unused variable 'src_note'.
9170 * rtlanal.c (computed_jump_p): Remove unused variable 'computed_jump'.
9172 * sched.c (actual_hazard): Bracket declaration of 'this_cost'.
9174 * stmt.c (add_case_node): Add parens for assignment used as truth.
9175 (all_cases_count): Remove unused variable 'count_high'.
9176 (mark_seen_cases): Remove unused variable 'i'.
9177 (check_for_full_enumeration_handling): Remove unused variable 't'.
9178 Bracket declaration of 'all_values', 'l'.
9180 * tlink.c: Include <stdlib.h>, <unistd.h>, <string.h>/<strings.h>.
9182 * varasm.c (assemble_string): Remove unused variable 'i'.
9183 (immed_double_const): Remove unused variable 'in_current_obstack'.
9184 (immed_real_const_1): Likewise.
9185 (output_constant_pool): Remove unreferenced label 'done'.
9186 (output_constant): Remove unused variable 'x'.
9188 * i386/i386.h (ENCODE_SECTION_INFO): TREE_PUBLIC is an int, not
9191 * i386/sco5.h (ASM_OUTPUT_ASCII): Add parens for assignment used
9194 Fri Feb 13 10:21:41 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
9196 * combine.c (can_combine_p): Handle USEs in PARALLELs.
9198 Fri Feb 13 01:34:14 1998 H.J. Lu (hjl@gnu.org)
9200 * config/linux.h (LIB_SPEC): Add -lc for -shared if
9201 USE_GNULIBC_1 is not defined.
9202 * config/sparc/linux.h; Ditto.
9204 * config/sparc/linux64.h (LIB_SPEC): Add -lc for -shared.
9206 * config/alpha/linux-elf.h (LIB_SPEC): New. Defined if
9207 USE_GNULIBC_1 is not defined.
9209 Fri Feb 13 01:29:29 1998 Franz Sirl <franz.sirl-kernel@lauterbach.com>
9211 * rs6000/sysv4.h (ENDFILE_SPEC): add missing %(endfile_linux)
9214 Fri Feb 13 01:23:46 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9216 * system.h: New file to get common systems includes and various
9217 definitions and declarations based on autoconf macros.
9219 Fri Feb 13 00:46:19 1998 Jeffrey A Law (law@cygnus.com)
9221 * cccp.c (new_include_prefix): Correctly handle -I./.
9223 Thu Feb 12 20:16:35 1998 Michael Meissner <meissner@cygnus.com>
9225 * rs6000.md: Replace gen_rtx (CONST_INT,...) with GEN_INT.
9227 Thu Feb 12 16:45:17 1998 Robert Lipe <robertl@dgii.com>
9229 * expr.c (expand_assignment): Correct typo exposed by -Wall.
9230 offset should have been a truth value, not an assignment.
9232 Thu Feb 12 15:26:50 1998 Jeffrey A Law (law@cygnus.com)
9234 * cse.c (delete_dead_from_cse): If a libcall produces a constant
9235 result and that result can be substituted into SET_SRC of the
9236 insn with the REG_RETVAL note, then perform the substitution
9237 and delete the libcall.
9239 Thu Feb 12 14:04:09 1998 Gavin Koch <gavin@cygnus.com>
9241 * mips.md (trucndihi2,truncdiqi2): Change these to support
9244 Thu Feb 12 11:34:55 1998 Gavin Koch <gavin@cygnus.com>
9246 * mips/mips.c (movdi_operand): Direct referances to symbols
9247 that arn't mips16 consts in mips16 mode arn't valid operands.
9249 * mips/mips.c (mips_move_2words): Add gprel handling.
9251 Thu Feb 12 11:18:37 1998 Gavin Koch <gavin@cygnus.com>
9253 * mips.md (extendsidi2): Allow extension to/from a non-mips16
9256 Thu Feb 12 00:04:16 1998 Marc Lehmann <pcg@goof.com>
9258 * i386.c: Conditionally include <stdlib.h>, <string.h>, and
9261 Wed Feb 11 11:43:34 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9263 * Makefile.in (WARN_CFLAGS): New variable.
9264 (bootstrap, bootstrap2, bootstrap3, bootstrap4): Use it.
9266 1998-02-11 Mark Mitchell <mmitchell@usa.net>
9268 * config/i386/i386.c (reg_mentioned_in_mem): Don't abort when
9269 falling through default case in switch.
9270 (i386_aligned_p): Likewise.
9272 Wed Feb 11 12:59:56 1998 Lee Iverson <leei@Canada.AI.SRI.COM>
9274 * mips/mips.h (mips_abi_string): Correct typo in comment.
9276 Wed Feb 11 08:29:56 1998 Gavin Koch <gavin@cygnus.com>
9278 * mips/mips.md (movdi): These PLUS's need to be Pmode.
9280 Wed Feb 11 01:47:54 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9282 * Makefile.in (dwarf2out.o, emit-rtl.o, jump.o, cse.o, unroll.o,
9283 reorg.o, regmove.o): Depend on insn-codes.h, it gets included
9284 indirectly via expr.h.
9286 Wed Feb 11 01:44:13 1998 Richard Henderson <rth@cygnus.com>
9288 * stor-layout.c (layout_type): Do upper - lower in the native type,
9289 so as to properly handle negative indices.
9291 Wed Feb 11 01:35:55 1998 Robert Lipe <robertl@dgii.com>
9293 * except.c (start_dynamic_cleanup): Remove unused variable 'dhc'.
9294 (expand_eh_region_start_tree): Remove unused variable 'note'.
9295 (exception_optimize): Remove unused variable 'regions'.
9296 (expand_builtin_eh_stub): Remove unused variable 'temp'.
9297 (copy_eh_entry): Deleted. Dead function.
9299 * expr.c (move_block_to_reg) Bracket declaration of 'pat' and
9300 'last' with same #if HAVE_load_multiple as use of it.
9301 (move_block_from_reg): Likewise.
9302 (emit_move_insn_1): Remove unused variable 'insns'.
9303 (store_constructor): Bracket declaration of startb, endb with
9304 #if TARGET_MEMFUNCTIONS. Remove unused variables 'set_word_size'
9305 'target', and 'xtarget'.
9306 (expand_builtin_setjmp): Remove unused variables 'op0',
9307 'next_arg_reg', 'old_inhibit_defer_pop'.
9308 (expand_builtin): Remove unused variable 'offset'.
9309 (do_store_flag): Remove unused variables 'pattern', 'jump_pat'.
9310 (emit_queue): Add parens for assignment used as conditional.
9311 (expand_expr): case TARGET_EXPR: Remove unused variable 'temp'.
9313 Wed Feb 11 01:30:49 1998 Marc Lehmann <pcg@goof.com>
9315 * i386.c: Added include for recog.h.
9316 (override_options): Removed unused variable p. Initialized regno to
9318 (order_regs_for_local_alloc): Initialized regno to avoid warning.
9319 (legitimize_address): Likewise for 'other'.
9320 (i386_aligned_reg_p): Added default case with abort ().
9321 (print_operand): Likewise.
9322 (reg_mentioned_in_mem): Likewise.
9323 (ix86_expand_binary_operator): Removed unused variables i & insn.
9324 (ix86_expand_unary_operator): Removed unused variable insn.
9325 (output_fp_cc0_set): Removed unused variable unordered_label.
9327 Wed Feb 11 01:23:03 1998 John F. Carr <jfc@mit.edu>
9329 * i386.c, i386.h, i386.md: Change gen_rtx (X, ...) to gen_rtx_X (...).
9330 Use GEN_INT instead of gen_rtx (CONST_INT). Make printf arguments
9331 and format string match.
9333 Wed Feb 11 01:17:39 1998 Jeffrey A Law (law@cygnus.com)
9335 * flow.c (life_analysis): Do not conside the stack pointer live at
9336 the end of a function if the fucntio ncalls alloca.
9337 (mark_used_regs): Similarly.
9339 1998-02-10 John F Carr <jfc@mit.edu>
9341 * config/sparc/sparc.md (movdi_v8plus): Output stx on alternative
9342 1, fzero on alternative 8.
9344 Tue Feb 10 09:02:19 1998 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9346 * rs6000.c (setup_incoming_varargs): Always set rs6000_sysv_varargs_p.
9348 Tue Feb 10 03:35:43 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
9350 * reload.c (find_reloads_toplev): Handle arbitrary non-paradoxical
9351 SUBREGs of CONST_INTs.
9353 Mon Feb 9 17:52:36 1998 John Carr <jfc@mit.edu>
9355 * mips.c (print_operand, function_prologue): Make printf format
9356 match argument type.
9358 Mon Feb 9 02:37:25 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9360 * alpha.c (alpha_return_addr): Remove unused variable `first'.
9361 (alpha_ra_ever_killed): Remove unused variables `ra' and `i'.
9362 (output_epilog): Remove unused variable `frame_size_from_reg_save'.
9364 Sun Feb 8 14:56:03 1998 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9366 * loop.c (strength_reduce): When placing increment for auto-inc
9367 case, do comparison in loop order.
9369 Sun Feb 8 13:21:38 1998 John Carr <jfc@mit.edu>
9371 * bitmap.c (bitmap_debug_file): HOST_PTR_PRINTF converts a pointer,
9372 not a HOST_WIDE_INT.
9374 * calls.c (expand_call): Change test of expand_inline_function
9375 return value to stop compiler warning.
9377 * genattrtab.c (RTL_HASH): Cast pointer to long, not HOST_WIDE_INT.
9379 Sun Feb 8 12:04:24 1998 Jim Wilson (wilson@cygnus.com)
9380 Jeff Law (law@cygnus.com)
9382 * regmove.c: Fix various minor formatting problems.
9383 (optimize_reg_copy_1): Stop search at CALL_INSNs if flag_exceptions
9384 is true. Make end of basic block tests consistent through regmove.c.
9385 (optimize_reg_copy_2, optimize_reg_copy_3): Likewise.
9386 (fixup_match_2, fixup_match_1, regmove_optimize): Likewise.
9388 Sun Feb 8 01:49:18 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9390 * gansidecl.h: Check for a conflicting macro definition before
9391 attempting to prototype bcopy, bcmp or bzero.
9393 Sun Feb 8 00:09:59 1998 Jeffrey A Law (law@cygnus.com)
9395 * expr.c (clear_pending_stack_adjust): Handle case where a function
9396 calls alloca, but the user has specified -fomit-fframe-pointer.
9398 * function.c (assign_parms): Fix typo in last change.
9400 Sat Feb 7 23:54:29 1998 Robert Lipe <robertl@dgii.com>
9402 * gcc.c: Include <strings.h>/<string.h>, <stdlib.h>, <unistd.h>,
9404 (free_path_suffix): Remove unreferenced static function.
9405 (process_command): Remove unused variable temp.
9406 (default_arg): Remove unused variable i.
9407 (do_spec_1): Add parens for assignment used as truth value.
9409 (validate_all_switches): Likewise.
9410 (main): Remove unused variables i, first_time>
9412 * c-common.c: Include <stdlib.h> and <string.h>/<strings.h>.
9414 * calls.c (expand_call): Remove unused variables funtree,
9415 n_regs, and tmpmode.
9417 * dbxout.c, except.c: Include <string.h>/<strings.h>.
9419 * explow.c: (plus_constant_for_output_wide) Removed unused
9420 variable all_constant.
9422 * c-decl.c, genattr.c, genattrtab.c, getconfig.c, genemit.c
9423 genextract.c, genflags.c, genopinit.c genoutput.c, genpeep.c,
9424 genrecog.c, global.c, integrate.c , stupid.c : Include
9427 * genextract.c: (walk_rtx) Remove unused variable link.
9429 * genrecog.c: (concat) Remove unreferenced static function.
9431 * prefix.c: Include <string.h>/<strings.h>, <stdlib.h>
9433 * stmt.c: Include <stdlib.h>.
9434 (expand_asm_operands): Remove unused variable val1.
9435 (expand_return): Remove unused variable block.
9436 (pushcase): Remove unused variables l and n.
9437 (pushcaserange): Likewise.
9439 * unroll.c (unroll_loop): Remove unused variable temp.
9441 Sat Feb 7 23:46:09 1998 Greg McGary <gkm@gnu.org>
9443 * c-decl.c (pushdecl): Set DECL_ORIGINAL_TYPE once only.
9445 Sat Feb 7 15:11:28 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9447 * aclocal.m4 (GCC_FUNC_PRINTF_PTR): New macro to test the printf
9448 functions for whether they support the %p format specifier.
9449 * acconfig.h (HOST_PTR_PRINTF): Insert stub for autoconf.
9450 * configure.in (GCC_FUNC_PRINTF_PTR): Use it.
9451 * configure, config.in: Rebuild.
9453 Fri Feb 6 14:20:16 1998 Jim Wilson <wilson@cygnus.com>
9455 * function.c (assign_parms): New variable named_arg, with value
9456 depending on STRICT_ARGUMENT_NAMING. Use instead of ! last_named.
9458 Fri Feb 6 14:34:28 1998 Gavin Koch <gavin@cygnus.com>
9460 * mips/t-r3900: New - same as t-ecoff but eliminate
9461 multilibs: mips1 and mips3.
9462 * configure.in (tx39*): Use new mips/t-r3900.
9463 * configure: Rebuild.
9464 * mips/r3900.h (MULTILIB_DEFAULTS): Eliminate mips1.
9466 1998-02-06 Jason Merrill <jason@yorick.cygnus.com>
9468 * dwarf2out.c: Add old_args_size.
9469 (dwarf2out_args_size): Use it.
9470 (dwarf2out_begin_prologue): Initialize it.
9471 (dwarf2out_stack_adjust): If !asynchronous_exceptions, save up
9472 pushed args until we see a call.
9473 * final.c (final_scan_insn): Hand CALL_INSNs off to the dwarf2 code
9474 before outputting them.
9476 1998-02-06 Kriang Lerdsuwanakij <lerdsuwa@scf.usc.edu>
9478 * cplus-dem.c (demangle_template_template_parm): New function.
9479 (demangle_template): Handle template template parameters.
9481 1998-02-02 Mark Mitchell <mmitchell@usa.net>
9483 * calls.c (expand_call): Don't confuse member functions named
9484 realloc, setjmp, and so forth with the standard library
9485 functions of the same names.
9487 Thu Feb 5 21:59:49 1998 Jeffrey A Law (law@cygnus.com)
9489 * stmt.c (expand_asm_operands): Correctly identify asm statements
9492 Thu Feb 5 21:56:06 1998 Mumit Khan <khan@xraylith.wisc.edu>
9494 * c-common.c (decl_attributes): Flag unrecognized attribute
9495 functions as warnings instead of as errors.
9497 1998-02-05 Marc Lehmann <pcg@goof.com>
9499 * integrate.c (INTEGRATE_THRESHOLD): Inline only small functions
9500 when -Os is specified.
9501 * toplev.c (main): Don't disable flag_inline_functions anymore when
9504 Fri Feb 6 00:27:36 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
9506 * regmove.c: Update.
9507 * flags.h (flag_regmove): Declare.
9508 * rtl.h (optimize_reg_copy_1, optimize_reg_copy_2): Don't declare.
9509 * local-alloc.c (optimize_reg_copy_1, optimize_reg_copy_2):
9510 Moved into regmove; changed caller.
9511 * toplev.c (rest_of_compilation): Call regmove_optimize also for
9512 expensive_optimizations.
9514 Thu Feb 5 13:38:42 PST 1998 Jeff Law (law@cygnus.com)
9516 * version.c: Bump for snapshot.
9518 Thu Feb 5 01:45:19 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
9519 Undo this change (the problem was actually in reload):
9520 Fri Jan 23 23:28:59 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
9522 * sh.md (movqi_i+1): New peephole.
9524 Tue Feb 3 01:11:12 1998 Jeffrey A Law (law@cygnus.com)
9526 * jump.c (jump_optimize): Lose calls to modified_in_p they are
9527 not needed anymore due to changes elsewhere in jump.c.
9529 * jump.c (jump_optimize): Fix first arg to modified_in_p in
9532 Mon Feb 2 19:18:14 1998 Richard Henderson <rth@cygnus.com>
9534 * expr.c (expand_builtin_setjmp): Accept two new arguments for
9535 the labels to branch to on first and subsequent executions. Don't
9536 play with __dummy. Rename `setjmp' insn to `builtin_setjmp_setup',
9537 and provide it with the jmp_buf. Use only one of
9538 `builtin_setjmp_receiver' or `nonlocal_goto_receiver',
9539 and provide the former with the target label.
9540 (expand_builtin) [BUILTIN_SETJMP]: Generate a label for use by setjmp.
9541 (expand_builtin) [BUILTIN_LONGJMP]: Split out to ...
9542 (expand_builtin_longjmp): ... here. Recognize a `builtin_longjmp'
9543 insn to replace all of the normal nonlocal_goto code. Don't play
9544 with __dummy. Correct arguments to nonlocal_goto.
9545 * expr.h (expand_builtin_setjmp): Update prototype.
9546 * except.c (start_dynamic_handler): When using builtin_setjmp,
9547 generate more accurate flow information.
9549 * alpha.md (nonlocal_goto_receiver_osf): Delete.
9550 (nonlocal_goto_receiver_vms): Rename to nonlocal_goto_receiver.
9551 (builtin_longjmp, builtin_setjmp_receiver): New.
9552 * sparc.md (update_return): Disambiguate unspec number.
9553 (nonlocal_goto): Rearrange arguments to match caller in except.c.
9554 (builtin_setjmp_setup): Rename from setjmp. Match and ignore the
9556 * mips.md (nonlocal_goto_receiver, builtin_setjmp_receiver): Remove.
9557 (builtin_setjmp_setup*, builtin_longjmp): New.
9559 Mon Feb 2 16:43:10 1998 John Carr <jfc@mit.edu>
9561 * mips.md: Change gen_rtx (CONST_INT) to GEN_INT.
9563 Mon Feb 2 13:06:47 1998 Jim Wilson <wilson@cygnus.com>
9565 * vmsconfig.com: Remove bytecode references.
9567 1998-01-30 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
9569 * dwarf2out.c (dwarf2out_frame_init): Undo last change, so that
9570 -fno-sjlj-exceptions works for a target that defines
9571 DWARF2_UNWIND_INFO as zero.
9573 * regmove.c (fixup_match_1): Undo last change which removed some
9574 "useless" code, and add a comment explaining this.
9576 Mon Feb 2 10:47:14 1998 Gavin Koch (gavin@cygnus.com)
9578 * mips.c (mips_expand_prologue): Change uses of TARGET_64BIT
9581 Mon Feb 2 10:38:41 1998 Klaus Kaempf <kkaempf@progis.de>
9583 * makefile.vms: Remove bytecode references.
9584 Create genrtl files.
9586 Mon Feb 2 02:08:04 1998 Michael P. Hayes <michaelh@ongaonga.chch.cri.nz>
9588 * jump.c (jump_optimize): Allow conditional loading of floating point
9589 constants and constants from memory. Reinstalled modified_in_p tests.
9591 Mon Feb 2 01:38:39 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
9593 * loop.c (get_condition): Handle sign-extended constants.
9595 Mon Feb 2 01:22:46 1998 Hans-Peter Nilsson <hp@axis.se>
9597 * expr.c (emit_push_insn): Add code to use movstrti if present.
9599 * expr.c (emit_push_insn): Use same max-move-amount for movstrhi
9600 and movstrqi as in emit_block_move ().
9602 Mon Feb 2 00:09:52 1998 Toon Moene <toon@moene.indiv.nluug.nl>
9604 * config/m68k/x-next: Remove /NextDeveloper/Headers from
9605 the directories to fixinclude - /usr/include is a link
9606 to it and hence its contents are fixed by default.
9608 Sun Feb 1 14:15:33 1998 Franz Sirl <franz.sirl-kernel@lauterbach.com>
9610 * rs6000/linux.h: define JUMP_TABLES_IN_TEXT_SECTION
9612 Sun Feb 1 13:01:15 1998 Klaus Kaempf <kkaempf@progis.de>
9614 * cccp.c (main): Predefine __VMS_VER on VMS.
9616 Sun Feb 1 12:39:53 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
9618 * expr.c (get_inner_reference): Use sbitsizetype for type sizes.
9619 * fold-const.c (size_int): Replace with
9621 (make_bit_field_ref): Use bitsize_int for bit position.
9622 * stor-layout.c (sizetype): Delete.
9623 (sizetype_tab, sbitsizetype, ubitsizetype): Declare.
9624 (layout_record, layout_union, layout_type):
9625 Use bitsize_int for bit size.
9626 (set_sizetype): New function.
9627 (make_signed_type, make_unsigned_type): Use it.
9628 * c-decl.c (init_decl_processing): Likewise.
9629 * tree.h (size_int): Don't delcare, #define.
9630 (size_int_wide, sizetype_tab, sbitsize, ubitsize): Declare.
9631 (set_sizetype): Declare.
9632 (bitsize_int, size_int_2, BITS_PER_UNIT_LOG, sizetype, bitsizetype):
9634 * c-typeck.c (c_sizeof, c_sizeof_nowarn, c_size_in_bytes):
9635 Convert result to sizetype.
9636 (really_start_incremental_init, push_init_level):
9637 Set type of constructor_bit_index to sbitsizetype.
9638 (push_init_level): Use unsigned arithmetic to determine padding.
9639 (output_init_element): Likewise.
9641 Sun Feb 1 03:32:07 1998 Jeffrey A Law (law@cygnus.com)
9643 * combine.c (simplify_shift_const): Fix typo in last change.
9645 Sun Feb 1 02:50:46 1998 John Carr <jfc@mit.edu>
9647 * combine.c (simplify_shift_const): (lshiftrt (truncate (lshiftrt)))
9648 is (truncate (lshiftrt)).
9650 Sun Feb 1 01:06:53 1998 Richard Henderson <rth@cygnus.com>
9652 * alpha.c (alpha_expand_unaligned_load): Use expand_binop properly.
9653 Make sure result winds up in TGT.
9654 (alpha_expand_unaligned_store): Use expand_binop properly. Allow
9655 src to be other than DImode.
9656 (alpha_expand_unaligned_load_words): Tidy. Take an offset argument.
9657 (alpha_expand_unaligned_store_words): Likewise.
9658 (alpha_expand_block_move): Use REGNO_POINTER_ALIGN. Restructure so
9659 that source and destination are separately optimized for alignment.
9660 (alpha_expand_block_clear): Use REGNO_POINTER_ALIGN.
9662 Sun Feb 1 01:55:09 1998 Jeffrey A Law (law@cygnus.com)
9664 * mips.md (adddi3_internal_2): Be consistent with adddi3 expander
9665 with handling of -32768.
9667 Sun Feb 1 01:48:18 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9669 * aclocal.m4 (GCC_NEED_DECLARATION): Modify macro to accept a
9670 shell variable argument instead of only hard coded functions.
9671 (GCC_NEED_DECLARATIONS): New macro to accept multiple functions.
9673 * configure.in: Collapse multiple calls to AC_CHECK_FUNCS into one
9674 call. Collapse multiple calls to GCC_NEED_DECLARATION into one
9675 call to GCC_NEED_DECLARATIONS (new macro.) Check if we need
9676 declarations for bcopy, bcmp and bzero.
9678 * acconfig.h: Add stubs for bcopy, bcmp and bzero declarations.
9680 * gansidecl.h: If we have bcopy but don't declare it, then do so.
9681 Likewise for bcmp and bzero. Only define macros for bcopy, bcmp,
9682 bzero, index and rindex if they aren't already present.
9684 Sat Jan 31 11:26:58 1998 Jeffrey A Law (law@cygnus.com)
9686 * toplev.c (close_dump_file): Wrap function prototype for
9687 argument "func" in PROTO.
9688 (dump_rtl): Likewise.
9690 Fri Jan 30 22:30:39 1998 John Carr <jfc@mit.edu>
9692 * sparc.c (sparc_override_options): Make v8plus and ultrasparc set
9694 (output_function_epilogue): Omit epilogue if nothing drops through.
9695 (output_move_double): Supress int ldd usage on ultrasparc and v9.
9696 (registers_ok_for_ldd_peep): Likewise.
9697 (print_operand): Supress b,a on ultrasparc. Let Y accept a constant.
9698 (ultrasparc_adjust_cost): New function.
9699 (sparc_issue_rate): New function.
9700 * sparc.h (MASK_VIS, TARGET_VIS): New
9701 (MASK_V8PLUS, TARGET_V8PLUS): New.
9702 (TARGET_HARD_MUL32, TARGET_HARD_MUL): New.
9703 (TARGET_SWITCHES): Add vis and v8plus.
9704 (REG_CLASS_FROM_LETTER): Accept d and b for VIS.
9705 (REGISTER_MOVE_COST): FP<->INT move cost 12 for ultrasparc.
9706 (RTX_COSTS): Use TARGET_HARD_MUL
9707 (ADJUST_COST): Call ultrasparc_adjust_cost.
9709 * sparc.md (attr type): Add sload, fpmove, fpcmove. Adjust users
9710 of load & fp appropritely.
9711 (supersparc function units): Adjust for Haifa.
9712 (ultrasparc function units): Likewise.
9713 (get_pc_via_rdpc): All v9, not just arch64.
9714 (movdi_v8plus, movdi_v8plus+1): New.
9715 (adddi3_sp32+1): New.
9716 (subdi3_sp32+1): New.
9717 (movsi_insn, movsf_const_insn, movdf_const_insn): Know VIS.
9718 (addsi3, subsi3, anddi3_sp32, andsi3, and_not_di_sp32): Likewise.
9719 (and_not_si, iordi3_sp32, iorsi3, or_not_di_sp32, or_not_si): Likewise.
9720 (xorsi3_sp32, xorsi3, xor_not_di_sp32, xor_not_si): Likewise.
9721 (one_cmpldi2_sp32, one_cmplsi2): Likewise.
9722 (ldd peepholes): Suppress for v9.
9723 (return_adddi): Kill redundant test. Arg1 may be arith_operand.
9724 (return_subsi): Revmove.
9726 Fri Jan 30 18:30:03 1998 John F Carr <jfc@mit.edu>
9728 * mips.c (save_restore_insns): Set RTX_UNCHANGING_P in register
9729 save/restore MEM rtl.
9731 Fri Jan 30 09:08:16 1998 Jeffrey A Law (law@cygnus.com)
9733 * configure.in: Check for declaration of abort.
9734 * acconfig.h: Corresponding changes.
9735 * toplev.c: Use NEED_DECLARATION_ABORT to determine if abort should
9738 Thu Jan 29 20:26:12 1998 Jeffrey A Law (law@cygnus.com)
9740 * genattrtab.c (optimize): Define in case PRESERVE_DEATH_INFO_REGNO_P
9743 Thu Jan 29 09:27:56 PST 1998 Jeff Law (law@cygnus.com)
9745 * version.c: Bump for snapshot.
9747 Thu Jan 29 10:12:27 1998 Jeffrey A Law (law@cygnus.com)
9749 * configure.in: Check for atoq and atoll.
9750 * rtl.c (read_rtx): Use HAVE_ATOLL and HAVE_ATOQ to select the
9751 proper routine for converting ascii into long long values.
9753 Thu Jan 29 01:28:14 1998 Klaus Kaempf <kkaempf@progis.de>
9755 * cccp.c (SYS$SEARCH, SYS$PARSE): Write as upper-case.
9757 * vmsconfig.com: Remove bytecode references.
9759 * alpha/vms.h (PREFIX): Define.
9761 * alpha/vms.h (ASM_OUTPUT_ALIGNED_COMMON): Remove.
9763 * am-alpha.h: Don't include alloca for OPEN_VMS.
9765 * alpha/xm-vms.h (HAVE_CPP_STRINGIFY): Define.
9767 * alpha/xm-vms.h (INCLUDE_DEFAULTS): Define.
9768 (GCC_INCLUDE_DIR): Define
9770 * make-cc.com, make-cccp.com, make-cc1.com: Removed.
9771 * makefile.vms: New file.
9773 * alpha/vms.h (CPP_PREDEFINES): Remove -Dalpha.
9775 * alpha.c (output_prolog): Output '.name' directive
9776 for minimal traceback information.
9778 * alpha.c (output_prolog): Don't prepend entry point symbols
9779 with '$' on OPEN_VMS.
9781 Thu Jan 29 00:25:35 1998 David S. Miller <davem@tanya.rutgers.edu>
9782 Jeffrey A Law (law@cygnus.com)
9784 * rtl.c (read_rtx): Use atol/atoq based upon disposition of
9787 * genattrtab.c (write_test_expr): Use HOST_WIDE_INT_PRINT_DEC
9789 * genemit.c (gen_exp): Likewise.
9790 * genpeep.c (match_rtx): Likewise.
9791 * genrecog.c (write_tree_1): Likewise.
9793 * c-lex.c (yyprint): Use proper format string based upon
9794 disposition of HOST_BITS_PER_WIDE_INT.
9795 (yylex): Put casts in right place for args to build_int_2.
9797 Thu Jan 29 00:24:29 1998 Jeffrey A Law (law@cygnus.com)
9799 * combine.c: Fix typos in Jan27 changes.
9801 Thu Jan 29 00:07:49 1998 Ollivier Robert <roberto@keltia.freenix.fr>
9803 * i386/freebsd.h (LIB_SPEC): Correctly handle -shared, -p and friends.
9804 (LINK_SPEC): Likewise.
9805 (STARTFILE_SPEC): Likewise.
9807 1998-01-28 Mike Stump <mrs@wrs.com>
9809 * rtlanal.c (dead_or_set_regno_p): Ignore REG_DEAD notes after
9811 * genattrtab.c (reload_completed): Define.
9813 * m32r.md, mips.md, mn10200.md, mn10300.md, pyr.md: Remove obsolete
9816 Wed Jan 28 20:11:06 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
9818 * reload.c (push_reload): If WORD_REGISTER_OPERATIONS, reload the
9819 SUBREG_REG if the word count is unchanged, also in the input reload
9820 case. Disable non-applicable sanity checks.
9822 Wed Jan 28 20:08:26 1998 Jeffrey A Law (law@cygnus.com)
9824 * config/t-svr4 (TARGET_LIBGCC2_CFLAGS): Add -fPIC.
9826 Wed Jan 28 20:04:43 1998 Ian Lance Taylor <ian@cygnus.com>
9828 * i386/t-cygwin32 (LIMITS_H_TEST, LIBGCC2_INCLUDES): Define.
9830 Wed Jan 28 11:45:27 1998 Per Bothner <bothner@cygnus.com>
9832 * dbxout.c (dbxout_type): For a RECORD_TYPE, check that TYPE_BINFO
9833 is a TREE_VEC before trying to use it for baseclasses.
9834 (Chill uses the same field for a different purpose.)
9836 * toplev.c (strip_off_ending): Generalize to endings up to 5 chars.
9838 Tue Jan 27 23:15:55 1998 Lassi A. Tuura <lat@iki.fi>
9840 * config.sub: More accurate determination of HP processor types.
9842 Tue Jan 27 23:11:11 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9844 * c-lex.c: Include <stdlib.h> and <string.h>/<strings.h>. Add
9845 prototype for `handle_sysv_pragma', and make it static. Add
9846 parentheses around assignment used as truth value.
9848 * combine.c (combine_instructions): Protect variable `prev' with
9850 (can_combine_p): Protect variable `link' with AUTO_INC_DEC.
9851 (extract_left_shift): Add parentheses around operand of &.
9852 (merge_outer_ops): Avoid an empty body in an else-statement.
9853 (gen_rtx_combine): Remove unused variable `i'.
9855 * sparc/gmon-sol2.c: Include <fcntl.h>. Make return type of
9856 function monstartup `void'. Likewise for internal_mcount. Add
9857 `static void' prototype for moncontrol. Reconcile sprintf format
9860 * sparc/sparc.c: Include <stdlib.h> and <string.h>/<strings.h>.
9861 Make return type of function_arg_slotno explicitly `int'.
9862 (reg_unused_after): Add parentheses around assignment used as
9864 (save_regs): Add explicit braces to avoid ambiguous `else'.
9865 (function_arg_slotno): Add parentheses around && within ||.
9866 (function_arg_pass_by_reference): Likewise.
9867 (sparc_flat_output_function_prologue): Reconcile fprintf format
9870 * svr4.h (ASM_OUTPUT_LIMITED_STRING): Add parentheses around
9871 assignment used as truth value.
9873 * cplus-dem.c: Include <stdlib.h>.
9874 (demangle_signature): Avoid an empty body in an else-statement.
9875 (do_type): Remove unused variable `lvl'.
9877 * cppexp.c: Don't have <stdlib.h> depend on MULTIBYTE_CHARS.
9878 Include <string.h>/<strings.h>.
9879 (cpp_lex): Remove unused variable `namelen'.
9880 (cpp_lex): Explicitly declare `num_chars' as an int.
9882 * cpplib.c: Avoid duplicate inclusion of <stdlib.h>, include
9883 <unistd.h> instead. Explicitly declare is_system_include
9885 (make_assertion): Remove unused variable `kt'.
9886 (cpp_expand_to_buffer): Hide variable `obuf'.
9887 (output_line_command): Remove unused variables, `line_end',
9888 `line_cmd_buf' and `len'.
9889 (macarg): Remove unused variable `arg_start'.
9890 (special_symbol): Remove unused variable `i'. Add parentheses
9891 around assignment used as truth value.
9892 (do_include): Remove unused variables `pcfname' and `retried',
9893 hide `pcf' and `pcfbuflimit'.
9894 (do_line): Remove unused variable `i'.
9895 (finclude): Hide variable `missing_newline'.
9896 (cpp_handle_options): Remove unused variable `j'.
9897 (read_token_list): Remove unused variable `eofp'.
9898 (cpp_error_with_line): Remove unused variable `i'.
9899 (cpp_warning_with_line): Likewise.
9900 (cpp_pedwarn_with_line): Explicitly declare `column' as int.
9901 (cpp_error_from_errno): Remove unused variable `i'.
9903 * cse.c (invalidate): Add parentheses around assignment used as
9905 (find_best_addr): Move declaration of variable `our_cost' inside
9906 the conditional macro where its used.
9907 (fold_rtx): Avoid an empty body in an if-statement.
9908 (cse_insn): Wrap variables `this_insn_cc0_mode' and
9909 `this_insn_cc0' in macro HAVE_cc0.
9911 * dwarf2out.c: Include <stdlib.h> and <string.h>/<string.h>.
9912 (ASM_OUTPUT_DWARF_DATA8): Reconcile format vs. args in fprintf's.
9913 (output_uleb128): Likewise.
9914 (output_sleb128): Likewise.
9915 (output_cfi): Likewise.
9916 (output_call_frame_info): Remove unused variables `j', `fde_size'
9918 (comp_unit_has_inlines): Hide declaration as per rest of file.
9919 (size_of_line_prolog): Correct typo in prototype.
9920 (add_arange): Likewise.
9921 (output_aranges): Likewise.
9922 (add_name_and_src_coords_attributes): Likewise.
9923 (gen_array_type_die): Likewise.
9924 (gen_inlined_subroutine_die): Likewise.
9925 (equate_decl_number_to_die): Remove unused variable `i'.
9926 (print_die): Reconcile format vs. args in fprintf's.
9927 (print_dwarf_line_table): Likewise.
9928 (output_die): Likewise.
9929 (output_line_info): Likewise.
9930 (add_subscript_info): Avoid an empty body in an else-statement.
9931 (gen_subprogram_die): Remove unused variable `fp_loc'.
9933 * dwarfout.c: Explicitly declare `next_pubname_number' as int.
9934 Protect `ordering_attribute' prototype with USE_ORDERING_ATTRIBUTE
9935 macro. Protect `src_coords_attribute' prototype with
9936 DWARF_DECL_COORDINATES macro. Hide `output_entry_point_die'
9937 prototype as in the rest of the file. Likewise for
9938 `output_pointer_type_die' and `output_reference_type_die'. Remove
9939 prototype for `type_of_for_scope'.
9940 (output_unsigned_leb128): Reconcile format vs. args in fprintf.
9941 (type_attribute): Add explicit braces to avoid ambiguous `else'.
9943 * final.c: Include <stdlib.h> and <string.h>/<strings.h>.
9944 (shorten_branches): Protect declaration of tmp_length with
9945 SHORTEN_WITH_ADJUST_INSN_LENGTH and ADJUST_INSN_LENGTH macros.
9946 (profile_function): Protect declaration of `sval' and `cxt'
9947 variables with appropriate macros.
9948 (final_scan_insn): Likewise for `note' variable. Add explicit
9949 braces to avoid empty body in an if-statement.
9950 (output_asm_insn): Move variable `i' inside macro conditional
9951 where it is used. Add parentheses around assignment used as truth
9953 (asm_fprintf) Likewise, likewise.
9955 * fix-header.c (main): Remove unused variable `done'. Protect
9956 declaration of `i' with FIXPROTO_IGNORE_LIST.
9958 * pexecute.c: Include <unistd.h>. Prototype `my_strerror'.
9960 * print-rtl.c (print_inline_rtx): Explicitly declare the parameter
9963 * profile.c: Include <string.h>/<strings.h>.
9964 (instrument_arcs): Remove unused variables `note', `inverted',
9965 `zero' and `neg_one'.
9966 (branch_prob): Avoid empty body in an if-statement.
9968 * regclass.c: Include <stdlib.h>.
9969 (reg_alternate_class): Explicitly declare parameter `regno'.
9971 * regmove.c (regmove_optimize): Remove unused variable `p'. Add
9972 parentheses around assignment used as truth value.
9973 (find_matches): Remove unused variables `output_operand' and
9975 (fixup_match_1): Remove statement with no effect: "if (0) ;".
9977 * scan.c (sstring_append): Explicitly declare `count' as int.
9978 (scan_string): Explicitly declare parameter `init' as int.
9980 * sched.c: Include <stdlib.h>.
9981 (BLOCKAGE_RANGE): Add parentheses around arithmetic in operand of |.
9982 (rank_for_schedule): Add parentheses around assignment used as
9984 (schedule_block): Likewise.
9985 (regno_use_in): Likewise.
9986 (schedule_insns): Remove unused variable `i'.
9988 * toplev.c: Include <stdlib.h> and <string.h>/<strings.h>.
9989 (v_message_with_decl): Remove unused variable `n'.
9990 (botch): Explicitly declare parameter `s' as char *.
9991 (main): Add parentheses around assignment used as truth value.
9993 * tree.c (make_node): Protect the variable `kind' with the
9994 GATHER_STATISTICS macro.
9995 (real_value_from_int_cst): Move variable `e' inside conditional
9996 macro area where it is used.
9997 (tree_last): Add parentheses around assignment used as truth value.
9998 (build1): Protect the variable `kind' with the GATHER_STATISTICS
10000 (print_obstack_statistics): Reconcile format vs. args in fprintf.
10001 Protect variables `i', `total_nodes', and `total_bytes' with the
10002 GATHER_STATISTICS macro.
10004 Tue Jan 27 23:01:55 1998 Mike Stump (mrs@wrs.com)
10006 * m32r.md, mips.md, mn10200.md, mn10300.md, pyr.md: Add
10007 some comments regarding use of dead_or_set_p.
10009 Tue Jan 27 22:14:48 1998 Todd Vierling <tv@pobox.com>
10011 * fixincludes: Tweak fix for struct exception in math.h
10013 Tue Jan 27 17:21:09 1998 Gavin Koch (gavin@cygnus.com)
10015 * mips/mips.c (mips_expand_prologue,mips_expand_epilogue):
10016 Change mode of registers used to add/sub from
10017 hard_frame_pointer_rtx from word_mode to Pmode.
10019 Tue Jan 27 11:02:04 1998 Nick Clifton <nickc@cygnus.com>
10021 * v850.h (ASM_OUTPUT_ALIGNED_BSS): Use
10022 asm_output_aligned_bss() instead of asm_output_bss().
10024 * toplev.c (rest_of_compilation): Replace references to
10025 stack_reg_dump_file and dbr_sched_dump_file with references to
10028 Tue Jan 27 10:22:13 1998 Kamil Iskra <iskra@student.uci.agh.edu.pl>
10030 * tlink.c (scan_linker_output): Call fclose() for opened files.
10032 Tue Jan 27 05:05:26 1998 Richard Henderson <rth@cygnus.com>
10034 * alpha.c (output_epilog [!VMS]): Don't tag global functions if
10035 compiling with -fpic -- we want to be able to override symbols
10037 (alpha_expand_block_move): Fix thinko in last change.
10039 * alpha.h (ASM_OUTPUT_MI_THUNK): New define.
10040 * config/alpha/win-nt.h (ASM_OUTPUT_MI_THUNK): New define.
10041 * config/alpha/vms.h (ASM_OUTPUT_MI_THUNK): New undef.
10043 Tue Jan 27 03:21:23 1998 Richard Henderson <rth@cygnus.com>
10045 * alpha.md (abssf, absdf): Revert last change.
10047 Tue Jan 27 00:26:50 1998 John Carr <jfc@mit.edu>
10049 * dwarf2out.c (dwarf2out_frame_init): Test value of DWARF2_UNWIND_INFO.
10050 * mips/sni-svr4.h: Define DWARF2_UNWIND_INFO as 0.
10052 Tue Jan 27 00:07:02 1998 Jeffrey A Law (law@cygnus.com)
10054 * emit-rtl.c (gen_lowpart_common): Handle more case where converting
10055 a CONST_INT into SFmode.
10057 Tue Jan 20 16:01:03 1998 Anthony Green <green@cygnus.com>
10059 * flags.h: New flag (optimize_size).
10060 * toplev.c (main): Parse -Os option and set optimize_space
10062 * gcc.c (default_compilers), cp/lang-specs.h, f/lang-specs.h: Define
10063 __OPTIMIZE_SIZE__ when compiling with -Os.
10064 * config/dsp16xx/dsp16xx.h, config/i386/i386.h,
10065 config/i386/dgux.h, config/i960/i960.h, config/pdp11/pdp11.h,
10066 config/v850/v850.h (OPTIMIZATION_OPTIONS): New SIZE argument
10068 * config/i386/i386.c (optimization_options): Accept new SIZE argument.
10070 Mon Jan 26 23:57:39 1998 Manfred Hollstein <manfred@s-direktnet.de>
10072 * libgcc2.c (__clear_insn_cache): On sysV68 enable the memctl
10073 stuff only if MCT_TEXT is #define'd.
10075 Mon Jan 26 23:52:51 1998 Markus F.X.J. Oberhumer <k3040e4@c210.edvz.uni-linz.ac.at>
10077 * configure.in (i*86-pc-msdosdjgpp): Treat like msdos & go32
10080 Fri Jan 23 09:39:36 1998 Nick Clifton <nickc@cygnus.com>
10082 * toplev.c: Add -dM command line option to dump RTL after the
10083 machine dependent reorganisation pass, if there is one.
10084 Reorganise RTL dump code, so that only one file handle is
10087 Mon Jan 26 12:09:42 1998 Benjamin Kosnik <bkoz@rhino.cygnus.com>
10089 * except.c (check_exception_handler_labels): Disable warning when
10092 Mon Jan 26 18:17:32 1998 Jim Wilson <wilson@cygnus.com>
10094 * sparc.c (pic_setup_code): Don't set LABEL_PRESERVE_P.
10096 Mon Jan 26 18:11:30 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
10098 * c-decl.c (grokdeclarator): Get parameter tags from
10099 last_function_parm_tags.
10100 * dwarfout.c (output_formal_types): Set TREE_ASM_WRITTEN before
10101 traversing the parameter types.
10102 (output_type): No early exit for FUNCTION_TYPE / METHOD_TYPE context.
10104 Mon Jan 26 01:44:12 1998 Jeffrey A Law (law@cygnus.com)
10106 * h8300.c (print_operand): Handle CONST_DOUBLE for 'e', 'f', and
10108 (get_shift_alg): Fix typo.
10110 Sun Jan 25 22:22:04 1998 Richard Henderson <rth@cygnus.com>
10112 * alpha.c (alpha_expand_block_move): Copy ADDRESSOF to reg.
10114 Sun Jan 25 22:14:28 1998 Richard Henderson <rth@cygnus.com>
10116 * toplev.c (get_run_time): Make sure each case gets its variables.
10118 Sun Jan 25 22:10:21 1998 Richard Henderson <rth@cygnus.com>
10120 * configure.in (build_xm_file): Add auto-config.h if host=build.
10121 (host_xm_file_list): Don't add $(srcdir) to auto-config.h.
10122 (build_xm_file_list): Likewise.
10123 * configure: Rebuild.
10125 Sun Jan 25 22:00:25 1998 Alasdair Baird <alasdair@wildcat.demon.co.uk>
10127 * recog.c (validate_replace_rtx_1): Only perform substitutions
10128 of arguments to commutative and comparison operators once.
10130 Sun Jan 25 12:30:18 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10132 * sparc.c (output_cbranch): Add default case in
10133 enumeration switch.
10135 * reorg.c (insn_sets_resource_p): Correct typo in prototype.
10136 (emit_delay_sequence): Eliminate unused parameter, all callers
10138 (fill_simple_delay_slots): Likewise.
10139 (fill_slots_from_thread): Likewise.
10140 (fill_eager_delay_slots): Likewise.
10141 (mark_referenced_resources): Add default case in enumeration switch.
10142 (mark_set_resources): Likewise.
10143 (rare_destination): Likewise.
10144 (mostly_true_jump): Likewise.
10145 (find_dead_or_set_registers): Likewise.
10146 (redirect_with_delay_slots_safe_p): Remove unused variable `slots'.
10147 (update_reg_unused_notes): Remove unused variable `p'.
10148 (mark_target_live_regs): Remove unused variables `next' and
10150 (fill_simple_delay_slots): Remove unused variable `j'.
10151 (fill_slots_from_thread): Add parentheses around assignment used
10153 (dbr_schedule): Likewise.
10155 * objc/Make-lang.in (objc.stage1): Depend on stage1-start.
10156 (objc.stage2, objc.stage3, objc.stage4): Likewise.
10158 Sun Jan 25 12:13:47 1998 Michael Tiemann <michael@tiemann.org>
10160 * cse.c (simplify_ternary_operation): Don't try to simplify
10161 IF_THEN_ELSE expressions (created by combine) that don't use
10162 relational operators.
10164 Fri Jan 23 22:48:24 1998 Jeffrey A Law (law@cygnus.com)
10166 * cse.c (simplify_ternary_operation): Handle more IF_THEN_ELSE
10169 * crtstuff.c (init_dummy): Keep the epilogue in the init
10170 section for non-ELF systems.
10172 Fri Jan 23 23:28:59 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
10174 * sh.md (movqi_i+1): New peephole.
10176 Fri Jan 23 15:39:42 1998 Jim Wilson <wilson@cygnus.com>
10178 * Makefile.in: Remove remaining bytecode stuff.
10179 * emit-rtl.c, expr.c: Likewise.
10181 Fri Jan 23 12:41:10 1998 Nick Clifton (nickc@cygnus.com)
10183 * toplev.c (lang_options): Add unknown-pragma options.
10185 Thu Jan 22 23:43:38 1998 Per Bothner <bothner@cygnus.com>
10187 * dwarfout.c (byte_size_attribute): Simplify and fix - don't need
10188 special (and incomplete) handling for Chill arrays.
10190 Fri Jan 23 00:27:23 1998 John Carr <jfc@mit.edu>
10192 * toplev.c (get_run_time): Call sysconf(_SC_CLK_TCK), when available,
10195 Fri Jan 23 00:19:36 1998 Gavin Koch (gavin@cygnus.com)
10197 * mips.md (muldi3_internal2): Reverse test for TARGET_MIPS16.
10199 1998-01-22 scott snyder <snyder@d0sgif.fnal.gov>
10201 * mips.c (function_prologue): Use HARD_FRAME_POINTER_REGNUM in
10202 .frame directive instead of FRAME_POINTER_REGNUM.
10204 Fri Jan 23 00:08:55 1998 Robin Kirkham <rjk@mlb.dmt.csiro.au>
10206 * m68k.h (TARGET_SWITCHES): -mcpu32 now clears MASK_68881.
10207 (MACHINE_STATE_m68010_up): Replaced __mc68332__ with __mcpu32__.
10208 * m68k/m68k-none.h(CPP_FPU_SPEC): Update relative to TARGET_SWITCHES.
10209 (CPP_SPEC, ASM_SPEC, CC1_SPEC): Likewise.
10210 (CPP_SPEC): -m68332 defines both __mc68332 and __mcpu32__.
10211 * m68k/t-m68kbare (MULTILIB_OPTIONS): Add mcpu32.
10212 (MULTILIB_MATCHES): -m68332 now uses mcpu32 libraries, not m68000.
10213 (MULTILIB_EXCEPTIONS): Don't build 68881 libraries for m68000,
10215 * longlong.h: Replace __mc68332__ with __mcpu32__.
10217 Thu Jan 22 19:55:40 PST 1998 Jeff Law (law@cygnus.com)
10219 * version.c: Bump for snapshot.
10221 Thu Jan 22 14:47:31 1998 Jim Wilson <wilson@cygnus.com>
10223 * reload.c (push_reload): In WORD_REGISTER_OPERATIONS code, add test
10224 to require the SUBREG mode to be smaller than the SUBREG_REG mode.
10225 * reload1.c (eliminate_regs): Likewise.
10227 Thu Jan 22 14:49:14 1998 Jeffrey A Law (law@cygnus.com)
10229 * regmove.c (find_matches): Initialize matches->earlyclobber too.
10231 Thu Jan 22 01:40:52 1998 Richard Henderson <rth@cygnus.com>
10233 * alpha.md (abssf2, absdf2): Disable in IEEE mode.
10234 (negsf2, negdf2): Use proper subtract in IEEE mode.
10236 Tue Jan 20 09:29:09 1998 Jeffrey A Law (law@cygnus.com)
10238 * Makefile.in: Remove more bytecode stuff.
10239 * expr.c, stmt.c, config/msdos/top.sed: Likewise.
10240 * vax/xm-vms.h, winnt/config-nt.sed: Likewise.
10241 * f/install.texi, objc/Make-lang.in: Likewise.
10243 * Makefile.in: Remove all bytecode support.
10244 (OBJS): Make sure last entry is a real object file, not EXTRA_OBJS.
10245 * emit-rtl.c: Remove all bytecode support.
10246 * expr.c, expr.h function.c, integrate.c: Likewise.
10247 * output.h, regclass.c, rtl.h, stmt.c, toplev.c: Likewise.
10248 * tree.h, varasm.c: Likewise.
10249 * config/m68k/m68k.h: Likewise.
10250 * bi-*, bc-*, bytecode*: Delete bytecode related files.
10251 * modemap.def: Likewise.
10253 Tue Jan 20 09:02:31 1998 Gavin Koch (gavin@cygnus.com)
10255 * mips/mips.md (divsi3,divdi3,modsi3,moddi3,udivsi3,udivdi3,
10256 umodsi3,umoddi3): Handle mips16 div/mod by a constant.
10258 Mon Jan 19 21:57:00 1998 Richard Henderson <rth@cygnus.com>
10260 * i386.md (push): Prohibit symbolic constants if flag_pic.
10261 (movsi+1): Likewise for move to non-register.
10263 Mon Jan 19 11:15:38 1998 Jim Wilson <wilson@cygnus.com>
10265 * alpha.c (mode_mask_operand): Accept 0xffffffff on 32 bit host.
10266 (print_operand): Handle 0xffffffff on 32 bit host.
10268 * configure.in (thread_file): Rename uses before main loop to
10269 target_thread_file. Initialize to empty in main loop. Set thread_file
10270 to target_thread_file after main loop if not set.
10271 * configure: Rebuild.
10273 * genattrtab.c (find_and_mark_used_attributes): Handle CONST_INT.
10274 (add_values_to_cover): Revert last change (which had no ChangeLog
10276 (simplify_with_current_value_aux): Handle CONST_INT.
10278 Mon Jan 19 10:14:55 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
10280 * unprotoize.c: Define UNPROTOIZE first, to actually take effect.
10282 Mon Jan 19 10:11:52 1998 Richard Henderson <rth@cygnus.com>
10284 * configure.in: Add cpp stringify test.
10285 * acconfig.h (HAVE_CPP_STRINGIFY): New tag.
10286 * gengenrtl.c: Use it.
10287 * configure, config.in: Rebuild.
10289 Mon Jan 19 09:43:15 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
10291 * Makefile.in (genrtl.c genrtl.h): Add dummy command for GNU make.
10293 Mon Jan 19 09:38:18 1998 Richard Henderson <rth@cygnus.com>
10295 * configure.in: Find declaration for sbrk.
10296 * acconfig.h (NEED_DECLARATION_SBRK): New tag.
10297 * config.in, configure: Rebuild.
10298 * mips-tfile.c: Properly protect declaration of sbrk and free.
10299 * toplev.c: Properly protect declaration of sbrk.
10301 Sun Jan 18 20:18:01 1998 Richard Henderson <rth@cygnus.com>
10303 * alpha.c (alpha_handle_trap_shadows): Ignore CLOBBERs.
10305 Sun Jan 18 01:54:27 1998 Jeffrey A Law (law@cygnus.com)
10307 * alpha/xm-winnt.h (HAS_INIT_SECTION): Undefine.
10309 Sun Jan 18 00:57:35 1998 Mike Stump (mrs@wrs.com)
10311 * configure.in (i960-wrs-vxworks): Default to latest vxworks release.
10313 Sat Jan 17 23:41:36 1998 David S. Miller <davem@tanya.rutgers.edu>
10315 * combine.c (force_to_mode, nonzero_bits): Correctly optimize
10316 constant offset computations from objects with known alignment in
10317 the presence of STACK_BIAS.
10319 * varasm.c (immed_double_const): Add casts to HOST_WIDE_INT where
10321 (const_hash): Hash val is unsigned long.
10322 (SYMHASH): Likewise.
10324 * tree.c (TYPE_HASH): Type of hash val is unsigned long.
10326 * print-tree.c (print_node_brief): HOST_PTR_PRINTF format wants a
10327 char pointer, not HOST_WIDE_INT.
10328 (print_node): Likewise. Also hash is unsigned long not
10331 * cse.c (canon_hash): Hash is unsigned long not HOST_WIDE_INT.
10333 * explow.c (optimize_save_area_alloca): New function for targets
10334 where SETJMP_VIA_SAVE_AREA is true.
10335 (allocate_dynamic_stack_space): On SETJMP_VIA_SAVE_AREA targets,
10336 compute the amount of stack space needed should we find later that
10337 setjmp is never called by this function, stuff rtl for this inside
10338 a REG_NOTE of the final SET of stack_pointer_rtx.
10339 * toplev.c (rest_of_compilation): If SETJMP_VIA_SAVE_AREA and
10340 current_function_calls_alloca, call optimize_save_area_alloca.
10342 Sat Jan 17 23:22:59 1998 John Wehle (john@feith.com)
10344 * i386.md: Remove redundant integer push patterns.
10345 Don't bother checking for TARGET_PUSH_MEMORY when
10346 pushing constants or registers.
10348 Sat Jan 17 22:35:39 1998 Mumit Khan <khan@xraylith.wisc.edu>
10349 J.J VanderHeijden <J.J.vanderHeijden@student.utwente.nl>
10351 * pexecute.c (pexecute): New function for mingw32. Supports pipes.
10352 (pwait): New function for mingw32.
10354 * gcc.c (execute): Mingw32 pexecute() supports pipes, but cygwin32
10355 pipe support is broken for now.
10357 1998-01-17 Lee Iverson <leei@Canada.AI.SRI.COM>
10359 * emit_rtl.c (init_emit_once): Ensure that potential aliasing
10360 between frame_pointer_rtx, hard_frame_pointer_rtx, and
10361 arg_pointer_rtx is respected in initialization.
10362 (init_emit_once): Use gen_rtx_raw_REG() to create
10363 return_address_pointer_rtx.
10365 * reorg.c: #include "expr.h" for rtx prototypes.
10366 * Makefile.in (reorg.o): Depend on expr.h
10368 Sat Jan 17 21:28:08 1998 Pieter Nagel <pnagel@epiuse.co.za>
10370 * Makefile.in (FLAGS_TO_PASS): Pass down gcc_include_dir and
10371 local_prefix to sub-make invocations.
10373 Sat Jan 17 21:24:16 1998 David T. McWherter <dtm@waterw.com>
10375 * objc-parse.c: Recognize protocol qualifiers in class definitions.
10377 Sat Jan 17 21:16:19 1998 Jeffrey A Law (law@cygnus.com)
10379 * rtl.h: Fix typos.
10381 * acconfig.h (NEED_DECLARATION_ATOL): New declaration to check for.
10382 * configure.in: Check for atol.
10383 * rtl.c (atol): Only provide the declaration if NEED_DECLARATION_ATOL.
10385 * rtl.c (read_rtx): Initialize list_rtx to NULL, not NULL_RTX.
10387 * loop.c (find_and_verify_loops): When attempting to move insns from
10388 inside the loop outside the loop, create a BARRIER if no suitable
10391 * jump.c (jump_optimize): Remove Dec 17, 1997 chance in
10392 favor of an equivalent change from gcc-2.8.
10394 * i386/x-sco5 (CC): Remove trailing whitespace.
10396 Sat Jan 17 21:09:46 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10398 * gengenrtl.c (type_from_format): De-ANSIfy function signature.
10399 (accessor_from_format): Likewise.
10400 (xmalloc): New function for use when linking with alloca.o.
10402 Mon Jan 5 02:53:01 1998 Bruno Haible <bruno@linuix.mathematik.uni-karlsruhe.de>
10404 * frame.c (find_fde): Correct FDE's upper bound.
10406 Fri Jan 16 16:23:52 1998 Richard Henderson <rth@cygnus.com>
10408 * gengenrtl.c (DEF_RTL_EXPR): Provide a K&R compliant version.
10410 Fri Jan 16 10:16:10 1998 Jeffrey A Law (law@cygnus.com)
10412 * calls.c (expand_call): Move #ifdef code out of macro argument
10414 (emit_library_call, emit_library_call_value): Likewise.
10416 Fri Jan 16 00:46:40 1998 Jeffrey A Law (law@cygnus.com)
10418 * rtl.def (INLINE_HEADER): Fix bug exposed by gen_rtx_FOO changes.
10420 Thu Jan 15 01:02:30 1998 Jeffrey A Law (law@cygnus.com)
10422 * version.c: Bump for snapshot.
10424 Wed Jan 14 22:49:17 1998 Richard Henderson <rth@cygnus.com>
10426 * alias.c: Change all uses of gen_rtx(FOO...) to gen_rtx_FOO;
10427 change gen_rtx(expr...) to gen_rtx_fmt_foo(expr...).
10428 * caller-save.c, calls.c, combine.c, cse.c: Likewise.
10429 * dwarf2out.c, except.c, explow.c, expmed.c, expr.c: Likewise.
10430 * final.c, flow.c, function.c, genpeep.c, haifa-sched.c: Likewise.
10431 * halfpic.c, integrate.c, jump.c, local-alloc.c, loop.c: Likewise.
10432 * profile.c, recog.c, reg-stack.c, regclass.c, regmove.c: Likewise.
10433 * reload.c, reload1.c, reorg.c, sched.c, stmt.c, stupid.c: Likewise.
10434 * unroll.c, varasm.c: Likewise.
10435 * config/alpha/alpha.c, config/alpha/alpha.md: Likewise.
10437 Wed Jan 14 19:36:08 1998 Gavin Koch (gavin@cygnus.com)
10439 * mips.h: Fix some type-o's from a previous change.
10441 Wed Jan 14 01:26:05 1998 Jeffrey A Law (law@cygnus.com)
10443 * loop.c (check_dbra_loop): Make sure initial value is a
10444 CONST_INT before trying to normalize it.
10446 Tue Jan 13 23:27:54 1998 Robert Lipe (robertl@dgii.com)
10448 * sco5.h (ASM_OUTPUT_SECTION_NAME): Refresh from ../svr4.h.
10450 Tue Jan 13 22:47:02 1998 Herman ten Brugge <herman@htbrug.net.HCC.nl>
10452 * cppexp.c: Include gansidecl.h
10454 Tue Jan 13 22:43:35 1998 Ian Lance Taylor <ian@cygnus.com>
10456 * svr4.h (LINK_SPEC): Never specify -h.
10457 * ptx4.h (LINK_SPEC): Likewise.
10458 * rs6000/sysv4.h (LINK_SPEC): Likewise.
10459 * sparc/sol2.h (LINK_SPEC): Likewise.
10461 Tue Jan 13 22:39:40 1998 Richard Henderson (rth@cygnus.com)
10463 * c-typeck.c (comptypes): Exit early on NULL input.
10465 * haifa-sched.c (schedule_insns): Correctly remove inter-block
10466 dependencies after reload.
10468 Tue Jan 13 22:22:31 1998 Franz Sirl <franz.sirl-kernel@lauterbach.com>
10470 * rs6000/linux.h (CPP_PREDEFINES): Add -D__ELF__.
10472 Tue Jan 13 22:14:57 1998 Klaus Kaempf <kkaempf@progis.de>
10474 * alpha/vms.h (DIR_SEPARATOR): define
10476 Tue Jan 13 22:13:04 1998 Bruno Haible <bruno@linuix.mathematik.uni-karlsruhe.de>
10478 * Makefile.in (stamp-proto): Remove.
10479 (protoize.o, unprotoize.o): Straightforward compile.
10480 * unprotoize.c: Define UNPROTOIZE here, not in the Makefile.
10482 Tue Jan 13 21:59:39 1998 Mumit Khan <khan@xraylith.wisc.edu>
10484 * i386/cygwin32.h (STRIP_NAME_ENCODING): Define for Win32 to strip
10485 off the trailing @[NUM] added by ENCODE_SECTION_INFO.
10487 Tue Jan 13 21:55:06 1998 Jeffrey A Law (law@cygnus.com)
10489 * arm/netbsd.h (DWARF2_UNWIND_INFO): Define as zero for now.
10490 * i386/netbsd.h, m68k/netbsd.h, ns32k/netbsd.h: Likewise.
10491 * sparc/netbsd.h, vax/netbsd.h: Likewise.
10493 Tue Jan 13 21:37:07 1998 Shigeya Suzuki <shigeya@foretune.co.jp>
10495 * i386/bsd386.h (DWARF2_UNWIND_INFO): Define as zero for now.
10497 Tue Jan 13 17:50:55 1998 Jim Wilson <wilson@cygnus.com>
10499 * configure.in (target_cpu_default, target_cpu_default2): Use double
10500 quotes around them when testing their value.
10501 * configure: Rebuilt.
10503 Tue Jan 13 09:07:44 1998 John Carr <jfc@mit.edu>
10505 * gengenrtl.c (gencode): Emit new function obstack_alloc_rtx
10507 (gendef): Call obstack_alloc_rtx.
10509 Tue Jan 13 01:16:36 1998 Robert Lipe (robertl@dgii.com)
10511 * configure.in: (i[3456]86-UnixWare7-sysv5): Treat much like SVR4
10514 Thu Dec 18 18:40:17 1997 Mumit Khan <khan@xraylith.wisc.edu>
10516 * i386/mingw32.h (INCOMING_RETURN_ADDR_RTX): Delete. Use the value
10517 of DWARF2_UNWIND_INFO, if any, from i386/cygwin32.h instead.
10518 (STANDARD_INCLUDE_DIR): Change to /usr/local/i386-mingw32/include.
10520 Tue Jan 13 00:44:02 1998 Jim Wilson <wilson@cygnus.com>
10522 * mips.md (return_internal): Change mode from SImode to VOIDmode.
10524 Sat Jan 10 22:11:39 1998 J. Kean Johnston <jkj@sco.com>
10526 * i386/sco5.h (STARTFILE_SPEC, ENDFILE_SPEC): Correctly handle
10529 Sat Jan 10 22:04:15 1998 Stan Cox <scox@equinox.cygnus.com>
10531 * i386.md: (movsicc_1, movhicc_1): For alternate 3 set the opcode
10532 suffix from operand 3.
10534 Sat Jan 10 21:50:16 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
10535 Jeffrey A Law (law@cygnus.com)
10537 * regmove.c: New implementation of regmove pass.
10538 * local-alloc.c (optimize_reg_copy_1, optimize_reg_copy_2): Remove
10539 decls, make them have external linkage. Return a value from
10540 optimize_reg_copy_1.
10541 * reload.h (count_occurrences): Add decl.
10542 * reload1.c (count_occurrences): Delete decl, make it have external
10544 * rtl.h (optimize_reg_copy_1, optimize_reg_copy_2): Declare.
10546 Sat Jan 10 20:30:12 1998 Jeffrey A Law (law@cygnus.com)
10548 * regclass.c (record_address_regs): Don't use REG_OK_FOR_BASE_P
10549 if it is not defined.
10551 Thu Jan 8 21:06:54 1998 Richard Henderson <rth@cygnus.com>
10553 * Makefile.in (OBJ, GEN, RTL_H): Add genrtl.[oh] bits.
10554 * emit-rtl.c (gen_rtx): Move special code to ...
10555 (gen_rtx_CONST_INT): New function.
10556 (gen_rtx_REG): New function.
10557 (*): Update all calls to gen_rtx.
10558 * genemit.c (gen_exp): Emit calls to gen_rtx_FOO for constant FOO.
10559 * rtl.h: Include genrtl.h; prototype CONST_INT & REG generators.
10560 (GEN_INT): Call gen_rtx_CONST_INT.
10561 * gengenrtl.c: New file.
10563 Mon Jan 5 13:00:18 1998 John F. Carr <jfc@mit.edu>
10565 * alias.c (*_dependence): Call base_alias_check before canon_rtx.
10566 (base_alias_check): If no base found for address call canon_rtx and
10569 Mon Jan 5 11:39:49 1998 Jeffrey A Law (law@cygnus.com)
10571 * mips.c (mips_expand_prologue): Handle large frame with no outgoing
10572 arguments for mips16.
10573 (mips_expand_epilogue): Pass "orig_tsize" to save_restore_insns.
10574 Don't lose if tsize is zero after handling large stack for mips16.
10575 * mips.md (return): For trivial return, return address is in $31.
10577 Sun Jan 4 20:24:00 1998 Nigel Stephens <nigel@algor.co.uk>
10579 * mips/mips16.S: Various changes to make it work with -msingle-float
10582 Sun Jan 4 14:25:18 1998 Gavin Koch <gavin@cygnus.com>
10583 Ian Lance Taylor <ian@cygnus.com>
10584 Jeff Law <law@cygnus.com>
10586 * mips.c, mips.h, mips.md: First cut at merging in mips16
10587 support. Major modifications throughout all three files.
10589 Sun Jan 4 01:01:50 1998 scott snyder <snyder@d0sgif.fnal.gov>
10591 * configure.in: Make gthr-default.h a forwarding header instead of
10594 Sat Jan 3 12:08:06 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10596 * gcov-io.h: Include sys/types.h to ensure we get size_t.
10598 * pa.h (ASM_OUTPUT_MI_THUNK): Add missing % in fprintf.
10600 Fri Jan 2 23:40:09 1998 Jim Wilson (wilson@cygnus.com)
10601 Jeffrey A Law (law@cygnus.com)
10603 * crtstuff.c (__frame_dummy): New function for irix6.
10604 (__do_global_ctors): Call __frame_dummy for irix6.
10605 * iris6.h (LINK_SPEC): Hide __frame_dummy too.
10607 Fri Jan 2 04:57:57 1998 Weiwen Liu <liu@hepmail.physics.yale.edu>
10609 * alpha.c (vms_valid_decl_attribute_p): Move within #if OPEN_VMS.
10611 Fri Jan 2 04:34:14 1998 Richard Henderson <rth@cygnus.com>
10613 * c-decl.c (init_decl_processing): Provide proper fallback symbol
10614 for __builtin_memset.
10615 * expr.c (expand_builtin) [MEMSET]: Arg 3 type code is INTEGER_TYPE
10616 not INTEGER_CST. Assert arg 3 is a constant.
10618 * alpha.c (mode_width_operand): Accept 64-bit modes.
10619 (mode_mask_operand): Likewise.
10620 (print_operand): Likewise for 'M' and 'U' codes.
10621 (alpha_expand_unaligned_load): New function.
10622 (alpha_expand_unaligned_store): Likewise.
10623 (alpha_expand_unaligned_load_words): Likewise.
10624 (alpha_expand_unaligned_store_words): Likewise.
10625 (alpha_expand_block_move): Likewise.
10626 (alpha_expand_block_clear): Likewise.
10627 * alpha.h (MOVE_RATIO): New define.
10628 * alpha.md (extxl, ext*h, ins*l, mskxl): Name them.
10629 (insql, insxh, mskxh, extv, extzv, insv, movstrqi, clrstrqi): New.
10631 * alpha.h (ASM_OUTPUT_LOOP_ALIGN, ASM_OUTPUT_ALIGN_CODE): Set to 3.
10632 (CONSTANT_ALIGNMENT, DATA_ALIGNMENT): Disable.
10634 Thu Jan 1 15:40:15 1998 Richard Henderson <rth@cygnus.com>
10636 * configure.in: Put parenthesis around TARGET_CPU_DEFAULT's value.
10637 * configure: Update.
10639 Thu Jan 1 10:49:12 1998 Jeffrey A Law (law@cygnus.com)
10641 * emit-rtl.c (operand_subword): Correctly handle extracting a word
10642 from a CONST_DOUBLE for 16bit targets with !WORDS_BIG_ENDIAN.
10644 * mn10200.md (tstxx, cmpxx): Use "nonimmediate_operand" as predicate
10645 for first argument.
10647 Wed Dec 31 14:42:18 1997 Ian Lance Taylor <ian@cygnus.com>
10649 * configure.in: Set and subsitute host_exeext. Use it when creating
10650 the assembler and linker symlinks.
10651 * configure: Rebuild.
10652 * Makefile.in (exeext): Set to @host_exeext@.
10653 (build_exeext): New variable, set to @build_exeext@.
10654 (FLAGS_TO_PASS): Pass down build_exeext.
10655 (STAGESTUFF): Use build_exeext, not exeext, for gen* and bi*
10658 Wed Dec 31 10:05:44 1997 Jeffrey A Law (law@cygnus.com)
10660 * mn10200.md (addsi3, subsi3): Fix thinkos.
10662 Tue Dec 30 00:04:49 1997 Richard Henderson <rth@cygnus.com>
10664 * sparc.h (ASM_OUTPUT_MI_THUNK): Move %o7 through %g1 instead of
10665 save+restore. Fix pic+big_offset delay slot. Use "pic" case for
10666 unix always, since we want to be able to thunk to functions in a
10667 shared library from an application.
10669 Mon Dec 29 14:37:31 1997 Ian Lance Taylor <ian@cygnus.com>
10671 * mips/t-ecoff (CROSS_LIBGCC1): Define to libgcc1-asm.a.
10672 (LIB1ASMSRC, LIB1ASMFUNCS): Define.
10674 Mon Dec 29 14:03:38 1997 Jeffrey A Law (law@cygnus.com)
10676 * expr.c (expand_expr): For {BITFIELD,COMPONENT,ARRAY}_REF, if the
10677 offset's mode is not ptr_mode, convert it.
10679 Mon Dec 29 15:58:18 1997 Michael Meissner <meissner@cygnus.com>
10681 * libgcc2.c (inhibit_libc): Don't define inhibit_libc when cross
10682 compiling if it was already defined.
10684 Sun Dec 28 00:32:16 1997 Jeffrey A Law (law@cygnus.com)
10686 * flow.c (find_basic_blocks): Don't create a new basic block
10687 for calls in a LIBCALL block.
10689 Sun Dec 28 00:30:24 1997 David Edelsohn <edelsohn@mhpcc.edu>
10691 * config/fp-bit.c (L_df_to_sf): Fix typo in last change.
10693 Sat Dec 27 22:43:12 1997 Jeffrey A Law (law@cygnus.com)
10695 * cse.c (rtx_cost): Remove conflicting default case.
10697 Sat Dec 27 21:20:02 1997 Richard Henderson <rth@cygnus.com>
10699 * configure.in: Move default enabling of Haifa out of for loop.
10700 * configure: Rebuild.
10702 Thu Dec 25 01:02:54 1997 Jeffrey A Law (law@cygnus.com)
10704 * version.c: Bump for snapshot.
10706 1997-12-25 Teemu Torma <tot@trema.com>
10708 * Makefile.in (GTHREAD_FLAGS): New var.
10709 (LIBGCC2_CFLAGS): Added $(GTHREAD_FLAGS).
10710 (distclean): Remove gthr-default.h.
10712 * configure.in: Accept dce as a thread package.
10713 Check for thread.h and pthread.h.
10714 Link gthr-default.h to appropriate thread file and set
10716 (hppa1.1-*-hpux10*): If --enable-threads, use dce threads and
10717 include multilib definitions from pa/t-dce-thr.
10718 (sparc-*-solaris2*): Enable threads by default, if thread.h or
10719 pthread.h is found, preferring posix threads over solaris ones.
10721 * config/pa/t-dce-thr: New file.
10722 * config/pa/t-pa: Removed multilibs.
10723 * config/sparc/t-sol2: Ditto.
10725 * gthr.h: New file.
10726 * gthr-single.h: New file.
10727 * gthr-posix.h: New file.
10728 * gthr-solaris.h: New file.
10729 * gthr-dce.h: New file.
10730 * libgcc-thr.h: Removed.
10731 * objc/thr-dce.c: New file copied from thr-decosf1.c.
10733 * frame.c: Include gthr.h instead of libgcc-thr.h.
10734 * libgcc2.c: Include gthr.h instead of libgcc-thr.h.
10735 (eh_context_initialize): If __gthread_once fails, use static eh
10737 (eh_context_free): Call __gthread_key_dtor.
10739 Wed Dec 24 23:33:17 1997 Jeffrey A Law (law@cygnus.com)
10741 * expr.h (MUST_PASS_IN_STACK): Allow target port to override.
10743 Wed Dec 24 23:12:14 1997 Jim Wilson <wilson@cygnus.com>
10745 * cse.c (max_insn_uid): New variable.
10746 (cse_around_loop): Use max_insn_uid.
10747 (cse_main): Set max_insn_uid.
10749 * abi64.h (LONG_MAX_SPEC): Check MIPS_ABI_DEFAULT and TARGET_DEFAULT,
10750 and define __LONG_MAX__ appropriately. Add support for -mabi=X,
10751 -mlong64, and -mgp{32,64} options.
10752 * mips.c (mips_abi): Change type to int.
10753 * mips.h (enum mips_abi_type): Delete.
10754 (ABI_32, ABI_N32, ABI_64, ABI_EABI): Define as constants.
10755 (mips_abi): Change type to int.
10757 Wed Dec 24 22:38:34 1997 John Carr <jfc@mit.edu>
10759 * flags.h, toplev.c, calls.c, alias.c: Remove flag_alias_check;
10760 optimization is now always enabled.
10762 * calls.c (expand_call): Recognize C++ operator new as malloc-like
10765 * alias.c (memrefs_conflict_p): Eliminate tests now done by
10767 (*_dependence): Call canon_rtx before base_alias_check.
10768 (init_alias_once): New function to precompute set of registers which
10769 can hold Pmode function arguments.
10771 * rtl.h: Declare init_alias_once.
10773 * toplev.c (compile_file): Call init_alias_once.
10775 Wed Dec 24 22:34:55 1997 Jeffrey A Law (law@cygnus.com)
10777 * tree.c (restore_tree_status): Do not dereference a null pointer.
10779 Tue Dec 23 12:56:46 1997 Paul Eggert <eggert@twinsun.com>:
10781 * genattrtab.c (main): Check HAVE_{G,S}ETRLIMIT in addition to
10782 RLIMIT_STACK. This maintains consistency with the recent, similar
10783 patch to cccp.c and toplev.c.
10785 Tue Dec 23 05:17:28 1997 Richard Henderson <rth@cygnus.com>
10787 * genattrtab.c (expand_units): For large nr opclasses, expand
10788 function_units_used with ORX to prevent blowups. Tag with FFS.
10789 (num_unit_opclasses): New variable.
10790 (gen_unit): Update it.
10791 (enum operator): Add ORX_OP.
10792 (operate_exp): Treat ORX as or, except don't expand across an if.
10793 Reuse number rtx's after operating on them.
10794 (check_attr_value): Accept IOR, AND, & FFS.
10795 (write_test_expr): Transmute `in_comparison' to `flags'. Allow
10796 for attribute value caching. Handle CONST_STRING, IF_THEN_ELSE.
10797 (write_expr_attr_cache, write_toplevel_expr): New functions.
10798 (write_attr_get): Handle FFS-tagged expressions.
10799 (make_canonical): Don't expand const attributes.
10800 (convert_const_symbol_ref): Dike out.
10801 (evaluate_eq_attr): Handle SYMBOL_REF.
10802 (main): Don't emit get_attr_foo for const attributes.
10804 * alpha.c (override_options): Reinstate PROCESSOR_EV6.
10805 (alpha_adjust_cost): Add EV6 tuning; streamline EV5 tests.
10806 * alpha.h (REGISTER_MOVE_COST): Increase ftoi/itof cost slightly.
10807 * alpha.md: Redo all of the scheduling, adding EV6 support, and
10808 combining function units where possible.
10809 (attr "type"): Split loads, stores, cmov into int/fp. Combine
10810 multiplies and divides. Add EV6 sqrt, ftoi, itof.
10811 (attr "opsize"): New attribute.
10812 (sqrtsf2-1, sqrtdf2-1): Provide proper TP_INSN patterns.
10813 (movsf2-[12], movdf2-[12]): Provide CIX varients; don't allow CIX
10814 to control register allocation.
10815 (movsi2-1, movdi2-1): Likewise.
10817 Tue Dec 23 03:53:21 1997 Richard Henderson <rth@cygnus.com>
10819 * alpha.h (CPP_PREDEFINES, LIB_SPEC, LINK_SPEC, STARTFILE_SPEC,
10820 MD_STARTFILE_PREFIX, ASM_FILE_START, ASM_SPEC, ASM_FINAL_SPEC):
10821 Move OSF/1 specific defines out.
10822 * alpha/elf.h (TARGET_VERSION, CPP_PREDEFINES, DEFAULT_VTABLE_THUNKS):
10823 Move Linux specific defines out.
10824 (LINK_SPEC): Genericize.
10825 (ASM_FILE_START): Emit .arch if using more than the base insn set.
10826 (ASM_OUTPUT_SOURCE_LINE): Remove; identical to alpha.h version.
10827 (SDB_DEBUGGING_INFO): Remove; gas can't handle it.
10828 (HANDLE_SYSV_PRAGMA): Define.
10829 * alpha/osf.h: New file.
10830 * alpha/linux.h: Split. Retain file-format independant defines.
10831 Import Linux bits from elf.h.
10832 (CPP_PREDEFINES): Take a file-format specific SUB_CPP_PREDEFINES
10833 (FUNCTION_PROFILER): _mcount takes its address in $28.
10834 (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX): Remove undef.
10835 * alpha/linux-ecoff.h: New file.
10836 * alpha/linux-elf.h: New file.
10837 * alpha/vms.h (LIB_SPEC, LINK_SPEC): Copy from osf.h.
10838 * alpha/win-nt.h (TARGET_DEFAULT): Define.
10839 * configure.in (alpha*-*-osf*, alpha*-*-linux*) [tm_file]:
10840 Add new headers as appropriate.
10842 * configure.in (alpha*): Enable Haifa by default.
10843 (*-*-winnt3*): Change to winnt*, since we're not v3 specific.
10844 * configure: Rebuild.
10846 Tue Dec 23 03:14:54 1997 Richard Henderson <rth@cygnus.com>
10848 * Makefile.in (clean): Remove the stages with their objects here ...
10849 (distclean): ... instead of here.
10851 Mon Dec 22 11:24:01 1997 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10853 * cse.c (rtx_cost): Add default case in enumeration switch.
10854 * fix-header.c (recognized_macro): Likewise.
10855 (recognized_extern): Likewise.
10856 (write_rbrac): Likewise.
10857 * objc/objc-act.c (encode_aggregate): Likewise.
10858 (gen_declarator): Likewise.
10859 (gen_declspecs): Likewise.
10861 Mon Dec 22 09:58:51 1997 Jeffrey A Law (law@cygnus.com)
10863 * haifa-sched.c (create_reg_dead_note): Detect and handle another
10864 case where we kill more regs after sched than were killed before
10866 * sched.c (create_reg_dead_note): Similarly.
10868 Mon Dec 22 09:18:37 1997 Jeffrey A Law (law@cygnus.com)
10870 * c-pragma.c: Include flags.h.
10872 Sun Dec 21 22:10:59 1997 Mumit Khan <khan@xraylith.wisc.edu>
10874 * i386/cygwin32.h (NO_IMPLICIT_EXTERN_C): Don't assume anything
10875 about system headers.
10876 (LIB_SPEC): Add -ladvapi32 -lshell32 to be consistent with mingw32
10877 and also to resolve symbols in prefix.c.
10879 * i386/xm-cygwin32.h (HAVE_BCOPY): Define. This avoids a conflict
10880 between gansidecl.h and newlib's _ansi.h when building libgcc2.a,
10881 when the definitions in auto-config.h is not visible.
10882 (HAVE_BZERO): Likewise.
10883 (HAVE_BCMP): Likewise.
10884 (HAVE_RINDEX): Likewise.
10885 (HAVE_INDEX): Likewise.
10887 Sun Dec 21 21:54:22 1997 Jeffrey A Law (law@cygnus.com)
10889 * pa.c (emit_move_sequence): Handle a function label source
10892 Sun Dec 21 16:13:55 1997 Nick Clifton <nickc@cygnus.com
10894 * c-pragma.c (handle_pragma_token): Generate warning messages
10895 about unknown pragmas if warn_unknown_pragmas is set.
10897 * c-decl.c (c_decode_option): Parse -Wunknown-pragmas command
10898 line option to set variable: warn_unknown_pragmas.
10900 Sun Dec 21 15:51:10 1997 Manfred Hollstein <manfred@lts.sel.alcatel.de>
10902 * m68k/mot3300.h (ASM_BYTE_OP): Don't include '\t' in the
10904 (ASM_OUTPUT_ASCII): Prefix ASM_BYTE_OP by one single '\t'.
10906 Sun Dec 21 13:58:39 1997 Jeffrey A Law (law@cygnus.com)
10908 * Makefile.in (FPBIT_FUNCS, DPBIT_FUNCS): Define.
10909 (libgcc2.a): Depend on $(DPBIT) and $(FPBIT). Add rules to
10910 generate more fine grained floating point emulation libraries.
10911 * config/fp-bit.c: Add protecting #ifdef to all functions so
10912 that they can be compiled separately. If !FINE_GRAINED_LIBRARIES,
10913 then compile all suitable functions.
10914 (pack_d, unpack_d, fpcmp_parts): Add declarations, define with two
10915 underscores to avoid namespace pollution.
10916 * t-mn10200 (LIB2FUNCS_EXTRA): Remove fp-bit.c
10918 * t-mn10300 (LIB2FUNCS_EXTRA): Remove fp-bit.c and dp-bit.c
10922 Sat Dec 20 11:26:47 1997 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10923 Jeff Law <law@cygnus.com>
10925 * bitmap.c (bitmap_clear): Ensure `inline' is at the beginning
10926 of the declaration.
10927 * c-decl.c (finish_decl): Use parentheses around && within ||.
10928 * rtl.c: Include stdlib.h.
10929 (read_skip_spaces): Add parentheses around assignments used as
10931 (read_rtx): Initialize list_rtx.
10932 * cppexp.c (parse_number): Use || when operands are truth values.
10933 * alias.c (find_base_value): Add default case.
10934 (memrefs_conflict): Likewise.
10935 * combine.c (sets_function_arg_p): Likewise.
10936 * genemit.c (gen_exp): Likewise.
10937 * local-alloc.c (contains_replace_regs): Likewise.
10938 * rtlanal.c (jmp_uses_reg_or_mem): Likewise.
10939 * fold-const.c (fold_convert): Use "&&" for truth values.
10940 (fold): Add default case.
10941 * sdbout.c (sdbout_field_types): Fix typo in declaration.
10942 (sdbout_one_type): Add default case.
10943 * alpha.c (alpha_sa_mask): Prototype only if OPEN_VMS.
10944 (some_operand): Add default case.
10945 (input_operand): Likewise.
10946 (signed_comparison_operator): Likewise.
10947 (divmod_operator): Likewise.
10948 (alpha_set_memflags_1): Likewise.
10949 * reload1.c (reload_cse_simplify_operands): Ensure function
10950 always returns a value.
10951 * scan-decls.c (scan_decls): Likewise.
10952 * c-lex.c (skip_white_space): Fix typo in declaraion.
10953 * c-typeck.c (comp_target_types): Add parentheses around assignment
10954 used as truth value.
10955 (print_spelling): Likewise.
10956 (constructor_implicit, constructor_result): Remove unused variables.
10957 * collect2.c (scan_library): Protect prototype with
10958 #ifdef SCAN_LIBRARIES.
10959 * emit-rtl.c (find_line_note): Fix typo in declaration.
10960 * final.c (asm_insn_count): Protect prototype with
10961 #ifdef HAVE_ATTR_length.
10962 * flow.c (find_auto_inc): Protect prototype with #ifdef AUTO_INC_DEC.
10963 (try_pre_increment_1, try_pre_increment): Likewise.
10964 * regclass.c (auto_inc_dec_reg_p): Protect prototype with
10965 #ifdef FORBIDDEN_INC_DEC_CLASSES. Make return type explicit.
10966 * gcov-io.h (__store_long, __write_long, __read_long): Fix
10967 unsigned/signed comparisons.
10968 * gcov.c (read_files): Remove unused "first_type" variable.
10969 (scan _for_source_files): Initialize s_ptr.
10970 (function_summary): Eliminate "%lf" formatting, use %ld for
10972 (output_data): Initialize branch_probs and last_line_num.
10973 Eliminate "%lf" formatting, use "%ld" for longs.
10975 Fri Dec 19 17:31:11 1997 Ian Lance Taylor <ian@cygnus.com>
10977 * mips16.S: New file.
10979 * libgcc2.c (varargs): Handle mips16.
10981 * expr.c (do_tablejump): Let CASE_VECTOR_PC_RELATIVE be an
10983 * stmt.c (expand_end_case): Likewise.
10984 * alpha.h (CASE_VECTOR_PC_RELATIVE): Update.
10985 * fx80.h, gmicro.h, m68k.h, m88k.h, ns32k.h: Likewise.
10986 * rs6000.h, sh.h, tahoe.h, v850.h, vax.h: Likewise.
10988 Tue Dec 16 15:14:09 1997 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
10990 * objc/Make-lang.in: Create runtime-info.h and libobjc_entry.o in
10991 the build directory.
10992 (libobjc.a): Update dependency list.
10993 (libobjc.dll): Likewise. Use libobjc_entry.o from the build
10995 (objc/sendmsg.o): Add -Iobjc to find runtime-info.h.
10996 (objc.mostlyclean): Remove runtime-info.h.
10998 Fri Dec 19 00:19:42 1997 Richard Henderson <rth@cygnus.com>
11000 * tree.c (build_range_type): Allow creation of ranges with no maximum.
11001 * dbxout.c (dbxout_range_type): Handle missing TYPE_MAX_VALUE.
11002 * dwarf2out.c (add_subscript_info): Likewise.
11003 * dwarfout.c (subscript_data_attribute, byte_size_attribute): Likewise.
11004 * sdbout.c (plain_type_1): Likewise.
11005 * stmt.c (pushcase_range, all_cases_count, node_has_high_bound):
11007 * fold-const.c (int_const_binop, fold_convert, make_range, fold):
11010 Thu Dec 18 17:05:10 1997 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11012 * mips.c (fatal): Remove declaration.
11014 1997-12-18 Mark Mitchell <mmitchell@usa.net>
11016 * integrate.c (get_label_from_map): New function.
11017 (expand_inline_function): Use it. Initialize the label_map to
11018 NULL_RTX instead of gen_label_rtx.
11019 (copy_rtx_and_substitute): Use get_label_from_map.
11020 * integrate.h (get_label_from_map): New function.
11021 (set_label_from_map): New macro.
11022 * unroll.c (unroll_loop): Use them.
11023 (copy_loop_body): Ditto.
11025 Thu Dec 18 19:19:57 1997 Ian Lance Taylor <ian@cygnus.com>
11027 * mips/mips.h (INIT_SUBTARGET_OPTABS): Define if not defined.
11028 (INIT_TARGET_OPTABS): Define.
11029 * mips/ecoff.h: Include gofast.h before mips.h.
11030 (INIT_SUBTARGET_OPTABS): Define instead of INIT_TARGET_OPTABS.
11031 * mips/elf64.h: Likewise.
11032 * mips/elf.h (ASM_OUTPUT_SECTION_NAME): Define.
11034 Thu Dec 18 14:51:12 1997 Jason Merrill <jason@yorick.cygnus.com>
11036 * except.c: Remove register_exception_table{,_p}.
11038 Thu Dec 18 14:57:29 1997 Gavin Koch <gavin@cygnus.com>
11040 * unroll.c (calculate_giv_inc): Handle constant increment found in
11041 a MEM with an appropriate REG_EQUAL note.
11043 * calls.c (expand_call): Implement LOAD_ARGS_REVERSED.
11045 * dwarf2out.c (dwarf2out_frame_debug): Handle adjustments of the
11046 frame pointer in the prologue.
11048 Thu Dec 18 00:19:38 1997 Robert Lipe <robertl@dgii.com>
11050 * i386/x-sco5 (CLIB) Deleted. (ALLOCA) Added.
11051 * i386/xm-sco5.h (USE_C_ALLOCA) Added.
11053 Tue Dec 16 18:51:00 1997 Bill Moyer <billm@cygnus.com>
11055 * config/m68k/m68k.c (output_function_prologue): Typecast
11056 dwarf2out_cfi_label to (char *).
11057 * config/m68k/m68kemb.h (STARTFILE_SPEC): Redefined to "".
11059 Wed Dec 17 15:06:04 1997 Richard Henderson <rth@cygnus.com>
11061 * sparc.md (jump): Don't use the annul bit around an empty loop.
11062 Patch from Kevin.Kelly@East.Sun.COM.
11064 Wed Dec 17 00:51:36 1997 Stan Cox (scox@cygnus.com)
11066 * jump.c: (jump_optimize): Don't use the return register as a
11067 source1 of a conditional move.
11069 Tue Dec 16 23:45:40 1997 Richard Henderson <rth@cygnus.com>
11071 * sparc.c (DF_MODES): Or the mask not the bit number.
11072 (function_arg) [ARCH64]: Send unprototyped arg to fp reg first.
11074 Wed Dec 17 00:13:48 1997 Christian Iseli <Christian.Iseli@lslsun.epfl.ch>
11076 * combine.c (force_to_mode): return immediately if operand is a CLOBBER.
11078 Tue Dec 16 23:44:54 1997 Manfred Hollstein <manfred@s-direktnet.de>
11080 * fixincludes (size_t): Add support for Motorola's stdlib.h
11081 which fails to provide a definition for size_t.
11082 (fabs/hypot): Provide a prototype for fabs on m88k-motorola-sysv3.
11083 (strlen,strspn,strcspn return value): Handle different layout on sysV88.
11084 (hypot): Provide a fake for hypot for m88k-motorola-sysv3.
11086 * m68k/xm-mot3300.h (ADD_MISSING_POSIX, ADD_MISSING_XOPEN): Define to
11087 prevent unresolved externals in libio.
11088 * m88k/xm-sysv3.h (ADD_MISSING_POSIX, ADD_MISSING_XOPEN): Likewise.
11090 Tue Dec 16 23:25:45 1997 H.J. Lu (hjl@gnu.org)
11092 * config/sparc/linux64.h (LIBGCC_SPEC): Removed.
11093 (CPP_SUBTARGET_SPEC): Add %{pthread:-D_REENTRANT}.
11094 (LIB_SPEC): Updated for glibc 2.
11096 Tue Dec 16 20:11:36 1997 Jeffrey A Law (law@cygnus.com)
11098 * ginclude/stdarg.h: Undo BeOS changes, they break hpux.
11099 * ginclude/varargs.h: Likewise.
11101 Tue Dec 16 00:32:01 1997 Jeffrey A Law (law@cygnus.com)
11103 * version.c: Bump for snapshot.
11105 Tue Dec 16 00:14:29 1997 H.J. Lu (hjl@gnu.org)
11107 * frame.h (__register_frame, __register_frame_table,
11108 __deregister_frame): New.
11109 * frame.c (__register_frame, __register_frame_table,
11110 __deregister_frame): New.
11111 * frame.c (__deregister_frame_info): Return void *.
11112 * frame.h (__deregister_frame_info): Ditto.
11113 * collect2.c (__deregister_frame_info): Ditto.
11115 Mon Dec 15 18:40:08 1997 Richard Henderson <rth@cygnus.com>
11117 * expmed.c (expand_shift): If SHIFT_COUNT_TRUNCATED, drop a SUBREG.
11119 Mon Dec 15 18:31:43 1997 Richard Henderson <rth@cygnus.com>
11121 * alpha.c (alpha_cpu_name): New variable.
11122 (alpha_mlat_string): Likewise.
11123 (alpha_memory_latency): Likewise.
11124 (override_options): Handle -mmemory-latency.
11125 (alpha_adjust_cost): Adjust load cost for latency.
11126 * alpha.h (TARGET_OPTIONS): Add meory-latency.
11127 (REGISTER_MOVE_COST): Define in terms of memory_latency. Take
11128 TARGET_CIX into account.
11129 (MEMORY_MOVE_COST): Define in terms of memory_latency.
11130 * invoke.texi (DEC Alpha Options): Document -mmemory-latency.
11132 * alpha.h (ASM_COMMENT_START): New macro.
11134 Mon Dec 15 17:48:05 1997 Richard Henderson <rth@cygnus.com>
11136 * reload.h, reload1.c (eliminate_regs), caller-save.c, dbxout.c,
11137 dwarfout.c, dwarf2out.c, reload.c, sdbout.c: Revert March 15 change.
11139 * reload.c (push_reload): If WORD_REGISTER_OPERATIONS, reload the
11140 SUBREG_REG if the word count is unchanged.
11141 * reload1.c (eliminate_regs) [case SET]: If W_R_O, preserve
11142 subregs of identical word size for push_reload.
11144 Mon Dec 15 Mark Mitchell <mmitchell@usa.net> 11:41:32 1997
11146 * toplev.c (rest_of_compilation): Don't call save_for_inline_copy
11147 if all we're doing is dealing with -Wreturn-type.
11149 Mon Dec 15 09:44:39 1997 Richard Henderson <rth@cygnus.com>
11151 * alpha.md (zero_extendqihi2, zero_extendqisi2, zero_extendqidi2):
11152 Use and 255 instead of zapnot 1, since it schedules better.
11154 Mon Dec 15 08:48:24 1997 Jeffrey A Law (law@cygnus.com)
11156 * stmt.c (expand_asm_operands): If an ASM has no outputs, then treat
11159 Mon Dec 15 00:04:48 1997 Jeffrey A Law (law@cygnus.com)
11161 * haifa-sched.c (remove_dependencies): Set RTX_INTEGRATED_P on
11162 dependency we delete. Properly update prev for multiple consecutive
11164 (priority): Skip deleted dependence.
11166 Fri Dec 12 18:54:23 1997 Per Bothner <bothner@cygnus.com>
11168 * expr.c (expand_builtin): Support BUILT_IN_FMOD - just call fmod.
11170 Fri Dec 12 01:19:48 1997 Jason Merrill <jason@yorick.cygnus.com>
11172 * flow.c (flow_analysis): Be consistent with find_basic_blocks in
11173 determining when a new basic block starts.
11175 * alpha/osf2or3.h (LIB_SPEC): Restore missing defn.
11177 * pa.h (TEXT_SPACE_P): Use TREE_CODE_CLASS.
11178 * pa.md (iorsi3): Add missing args to *_operand calls.
11180 * except.c (call_get_eh_context): Don't mess with sequences.
11181 (emit_eh_context): Include the call in the sequence here.
11183 1997-12-11 Paul Eggert <eggert@twinsun.com>
11185 * collect2.c (write_c_file_glob): Allocate initial frame object
11186 in static storage and pass its address.
11188 Thu Dec 11 23:33:48 1997 Jason Merrill <jason@yorick.cygnus.com>
11190 * except.c (call_get_eh_context): Don't take a parm.
11191 Put the call at the top of the function.
11192 (emit_eh_context): Adjust.
11193 (get_eh_context): Replace with former use_eh_context.
11194 (get_eh_context_once, get_saved_pc_ref): Remove.
11195 (start_eh_unwinder, end_eh_unwinder, emit_unwinder): Remove.
11196 * except.h: Adjust.
11197 * integrate.c (expand_inline_function): Adjust.
11198 * toplev.c (rest_of_compilation): Don't call emit_unwinder.
11200 Fri Oct 10 17:58:31 CEST 1997 Marc Lehmann <pcg@goof.com>
11202 * i386/xm-go32.h (EXECUTABLE_SUFFIX): Define.
11203 (DIR_SEPARATOR, NO_SYS_SIGLIST): Likewise.
11205 Thu Dec 11 23:55:17 1997 Manfred Hollstein <manfred@s-direktnet.de>
11207 * fixincludes (strlen,strspn,strcspn return value): Handle different
11209 (hypot): Provide a fake for hypot which is broken on
11210 m88k-motorola-sysv3.
11212 Thu Dec 11 23:50:17 1997 John F. Carr <jfc@mit.edu>
11214 * tree.c, tree.h: Change tree_code_type, tree_code_length, and
11215 tree_code_name from pointers to arrays.
11216 * tree.c: Remove standard_tree_code_* variables, no longer used.
11217 * print-tree.c: Remove declaration of tree_code_name.
11219 * cp/lex.c (init_lex): Update for tree_code_* changes.
11220 * objc/objc-act.c (init_objc): Likewise.
11222 * tree.def, cp/cp-tree.def, objc/objc-tree.def: Update for tree_code
11225 Thu Dec 11 23:34:54 1997 Fred Fish <fnf@ninemoons.com>
11227 * config.sub: Add support for BeOS target.
11228 * configure.in: Likewise.
11229 * ginclude/stdarg.h: Likewise.
11230 * ginclude/stddef.h: Likewise.
11231 * ginclude/varargs.h: Likewise.
11232 * rs6000/beos.h: New file for BeOS.
11233 * rs6000/t-beos: Likewise.
11234 * rs6000/x-beos: Likewise.
11235 * rs6000/xm-beos.h: Likewise.
11236 * toplev.c (get_run_time): Just return 0 on BeOS.
11238 Thu Dec 11 23:25:23 1997 Jeffrey A Law (law@cygnus.com)
11239 Toon Moene (toon@moene.indiv.nluug.nl)
11241 * m68k.h (GO_IF_LEGITIMATE_ADDRESS): No longer cater to horribly
11242 old and broken Sun3 assemblers. Newer versions handle large
11243 offsets correctly as does the GNU assembler.
11245 Thu Dec 11 23:06:48 1997 H.J. Lu (hjl@gnu.ai.mit.edu)
11247 * objc/objc-act.c (lang_report_error_function): Disable.
11248 * objc/objc-parse.y: Include "output.h".
11249 (yyerror): Remove redundant decl.
11250 (yyprint): Fix prototype.
11251 (apply_args_register_offset): Remove redundant decl.
11252 (get_file_function_name): Likewise.
11254 Thu Dec 11 22:02:10 1997 Jason Merrill <jason@yorick.cygnus.com>
11256 * flow.c (find_basic_blocks): A CALL_INSN that can throw starts
11258 (find_basic_blocks_1): Likewise.
11260 Thu Dec 11 21:08:48 1997 Jason Merrill <jason@yorick.cygnus.com>
11262 * except.c (use_eh_context): Don't copy_rtx a REG.
11263 (emit_throw): Lose old unwinder support.
11264 (expand_internal_throw): Likewise.
11265 * libgcc2.c (struct eh_context): Likewise.
11266 (new_eh_context): Likewise.
11267 (__get_eh_info): Lose redundant cast.
11268 (__get_dynamic_handler_chain): Likewise.
11269 (__get_saved_pc): Lose.
11270 Lose all old unwinder support code.
11272 Thu Dec 11 20:42:18 1997 Teemu Torma <tot@trema.com>
11274 Thread-safe EH support for pthreads, DCE threads and Solaris threads.
11276 * integrate.c (expand_inline_function): If the inline fn uses eh
11277 context, make sure that the current fn has one.
11278 * toplev.c (rest_of_compilation): Call emit_eh_context.
11279 * except.c (use_eh_context): New fn.
11280 (get_eh_context_once): New fn.
11281 (call_get_eh_context): New fn.
11282 (emit_eh_context): New fn.
11283 (get_eh_context): Call either get_eh_context_once or
11284 call_get_eh_context, depending on what we have.
11285 (get_dynamic_handler_chain): Call get_eh_context_once.
11286 * except.h: Prototypes for fns above.
11287 * optabs.c (get_eh_context_libfunc): Removed.
11288 (init_optabs): Don't initialize it.
11289 * expr.h (get_eh_context_libfunc): Removed.
11290 * rtl.h, rtl.c: New reg_note REG_EH_CONTEXT.
11291 * config/pa/pa.h (CPP_SPEC): Support for -threads.
11292 * config/pa/pa-hpux10.h (LIB_SPEC): Ditto.
11293 * config/pa/t-pa (MULTILIB_OPTIONS, MULTILIB_DIRNAMES):
11294 New multilib for -threads.
11295 * config/sparc/t-sol2: Added multilibs for -threads and
11296 made -pthreads alias to it.
11297 * config/sparc/sol2.h (CPP_SPEC, LIB_SPEC):
11298 Added -threads and -pthreads options.
11299 * libgcc-thr.h: New file.
11300 * libgcc2.c: (__get_cpp_eh_context): Removed.
11301 (struct cpp_eh_context): Removed.
11302 (struct eh_context): Replaced cpp_eh_context with generic language
11304 (__get_eh_info): New function.
11305 (__throw): Check eh_context::info.
11306 (__sjthrow): Ditto.
11307 * libgcc2.c: Include libgcc-thr.h.
11308 (new_eh_context, __get_eh_context,
11309 eh_pthread_initialize, eh_context_initialize, eh_context_static,
11310 eh_context_specific, eh_context_free): New functions.
11311 (get_eh_context, eh_context_key): New variables.
11312 (__sjthrow, __sjpopnthrow, __eh_pcnthrow, __throw): Use
11313 get_eh_context to get the context.
11314 (longjmp): Move the declaration inside
11315 #ifdef DONT_USE_BUILTIN_SETJMP.
11316 * frame.c: Include libgcc-thr.h.
11317 (object_mutex): Mutex to protect the object list.
11318 (find_fde, __register_frame, __register_frame_table,
11319 __deregister_frame): Hold the lock while accessing objects.
11320 * except.h (get_eh_context): Declare.
11321 * except.c (current_function_ehc): Define.
11322 (current_function_dhc, current_function_dcc): Removed.
11323 (get_eh_context): New function.
11324 (get_dynamic_handler_chain): Use get_eh_context.
11325 (get_saved_pc_ref): Ditto.
11326 (get_dynamic_cleanup_chain): Removed references to
11327 current_function_dcc.
11328 (save_eh_status, restore_eh_status): Save and restore
11329 current_function_ehc instead.
11330 * optabs.c (get_eh_context_libfunc): New variable.
11331 (init_optabs): Initialize it.
11332 * expr.h: Declare get_eh_context_libfunc.
11333 * function.h (struct function): Replaced dhc and dcc with ehc.
11334 * except.c (get_saved_pc_ref): New functions.
11335 (eh_saved_pc_rtx, eh_saved_pc): Deleted.
11336 (expand_internal_throw_indirect): Use get_saved_pc_ref() instead
11338 (end_eh_unwinder): Likewise.
11339 (init_eh): Remove initialization of eh_saved_pc.
11340 * optabs.c (get_saved_pc_libfunc): New variable.
11341 (init_optabs): Initialize it.
11342 * expr.h: Declare get_saved_pc_libfunc.
11343 * except.h (eh_saved_pc_rtx): Deleted.
11344 (get_saved_pc_ref): Declared.
11346 From Scott Snyder <snyder@d0sgif.fnal.gov>:
11347 * libgcc2.c (__get_saved_pc): New.
11348 (__eh_type, __eh_pc): Deleted.
11349 (__eh_pcnthrow): Use __get_saved_pc() instead of __eh_pc.
11350 (__get_dynamic_handler_chain): Move __dynamic_handler_chain inside
11353 Thu Dec 11 17:23:48 1997 John F. Carr <jfc@mit.edu>
11355 * sparc/sol2.h: Use 64 bit multiply and divide functions in
11356 Solaris libc. Define TARGET_LIVE_G0 and TARGET_BROKEN_SAVERESTORE
11359 * rtl.h (global_rtl): New variable, replacing separate variables for
11361 (const_int_rtx): Now array of rtx_def, not rtx.
11362 * emit-rtl.c: Update for new rtl data structures.
11363 * genattrtab.c: Define global_rtl.
11365 Thu Dec 11 15:50:29 1997 David Edelsohn <edelsohn@mhpcc.edu>
11367 * configure.in ({rs6000,powerpc}-*-*): Enable Haifa scheduler by
11370 Wed Dec 10 12:30:18 1997 Anthony Green <green@cygnus.com>
11372 * crtstuff.c (__do_global_ctors): Fix typo.
11374 Tue Dec 9 09:43:59 1997 Manfred Hollstein <manfred@s-direktnet.de>
11376 * toplev.c (main): Check HAVE_GETRLIMIT and HAVE_SETRLIMIT in addition
11377 to RLIMIT_STACK to see if we can call getrlimit and setrlimit.
11379 Tue Dec 9 09:38:58 1997 David Edelsohn <edelsohn@mhpcc.edu>
11381 * rs6000.h (FUNCTION_ARG_PADDING): Define.
11382 * rs6000.c (function_arg_padding): New function.
11384 Tue Dec 9 10:34:21 1997 Manfred Hollstein <manfred@s-direktnet.de>
11386 * m68k.c: Include tree.h only once.
11388 Tue Dec 9 09:32:33 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11390 * integrate.c (save_for_inline_copying): Make a new reg_parm_stack_loc.
11392 Tue Dec 9 01:16:06 1997 Jeffrey A Law (law@cygnus.com)
11394 * Partially cleaned up prototyping code from HJ.
11395 * tree.h: Add many prototypes.
11396 * haifa-sched.c (haifa_classify_insn): Renamed from classify_insn.
11397 All references changed.
11398 * rtl.h: Protect from multiple inclusions. Add many prototypes.
11400 Tue Dec 9 01:15:15 1997 Fred Fish <fnf@ninemoons.com>
11402 * libgcc2.c (string.h): Hoist inclusion to occur before first use of
11403 string functions like strlen.
11405 Tue Dec 9 00:57:38 1997 Manfred Hollstein <manfred@s-direktnet.de>
11407 * configure.in: Check for functions getrlimit and setrlimit.
11408 * cccp.c (main): Check HAVE_GETRLIMIT and HAVE_SETRLIMIT in addition
11409 to RLIMIT_STACK to see if we can call getrlimit and setrlimit.
11411 Mon Dec 8 23:53:26 1997 Jay Sachs <sachs@bull.cs.williams.edu>
11413 * Makefile.in (compare*): Handle losing behavior from 4.4bsd make.
11415 Mon Dec 8 21:03:28 1997 Richard Henderson <rth@cygnus.com>
11417 * alpha.c (REG_RA, alpha_return_addr, output_epilog):
11418 Fix merge problems.
11420 * alpha.c (override_options): Don't know about scheduling for EV6.
11421 * alpha.md (ev5 function units): Don't overload as ev6.
11423 * alpha.c (alpha_adjust_cost): Simplify. Fix typo in ev5 mult case.
11424 * alpha.md (define_attr type): Add mvi.
11425 (ev5_e0): Define sceduling parameters for it.
11426 (TARGET_MAX insns): Type is mvi not shift.
11428 Mon Dec 8 18:15:00 1997 Richard Henderson <rth@cygnus.com>
11430 * alpha/win-nt.h (TRAMPOLINE_TEMPLATE): Fix backported gcc-2.8 bug.
11432 Mon Dec 8 21:17:28 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
11434 * cstamp-h, auto-config.h: Delete.
11436 Sun Dec 7 19:19:03 1997 Jeffrey A Law (law@cygnus.com)
11438 * version.c: Bump for snapshot.
11440 Sat Dec 6 22:22:22 1997 Jeffrey A Law (law@cygnus.com)
11442 * cccp.c: Fix typo brought over in merge.
11444 * Merge in changes from gcc-2.8.
11446 Mon Nov 3 05:45:32 1997 Philippe De Muyter <phdm@macqel.be>
11448 * m68k.c: Include tree.h for dwarf2out_cfi_label.
11450 * gcc.c (process_command): Do not take address of function fatal when
11451 calling lang_specific_driver.
11453 Sat Dec 6 01:02:38 1997 Mumit Khan <khan@xraylith.wisc.edu>
11455 * config/i386/cygwin32.h (DWARF2_UNWIND): Exception handling
11456 doesn't work with it yet, so set it to 0.
11457 * config/i386/xm-cygwin32.h (NO_SYS_SIGLIST): Define.
11459 Sat Dec 6 01:01:02 1997 Christian Iseli <Christian.Iseli@lslsun.epfl.ch>
11461 * cse.c (cse_insn): Check for invalid entries when taking references.
11463 Fri Dec 5 18:26:25 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
11465 * loop.c (invariant_p): Don't test flag_rerun_loop_opt.
11466 (loop_optimize, scan_loop, strength_reduce): New argument unroll_p.
11467 * toplev.c (rest_of_compilation): Pass it. Remove code to
11468 save / clear / restore flag_unroll_{,all_}loops.
11470 Fri Dec 5 16:26:03 1997 Bernd Schmidt <crux@ohara.Informatik.RWTH-Aachen.DE>
11472 * i386.c (notice_update_cc): Remove bogus pentium GCC code.
11474 Fri Dec 5 16:25:14 1997 Jeffrey A Law (law@cygnus.com)
11476 * stmt.c (warn_if_unused_value): Don't warn for TRY_CATCH_EXPR.
11478 Thu Dec 4 11:51:00 1997 Jason Merrill <jason@yorick.cygnus.com>
11480 * except.c (get_dynamic_handler_chain): Only make the call once per
11483 * except.c (expand_end_all_catch): Fix for sjlj exceptions.
11485 Thu Dec 4 12:30:40 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
11487 * sh.c (final_prescan_insn): Use local label prefix
11488 when emitting .uses pseudo-ops.
11490 Wed Dec 3 12:01:56 1997 Jason Merrill <jason@yorick.cygnus.com>
11492 * libgcc2.c (__throw): Use __builtin_return_addr instead of __eh_pc.
11493 * except.c: Lose outer_context_label_stack.
11494 (expand_eh_region_end): Rethrow from outer_context here.
11495 (expand_fixup_region_end): Let expand_eh_region_end do the rethrow.
11496 (expand_internal_throw): Take no args.
11497 (expand_internal_throw_indirect): Lose.
11498 (expand_leftover_cleanups, expand_start_all_catch): Use expand_rethrow.
11499 (expand_start_all_catch): Start a rethrow region.
11500 (expand_end_all_catch): End it.
11501 (expand_rethrow): New fn.
11502 * except.h: Reflect above changes.
11503 * flow.c: Revert change of Nov 27.
11505 Thu Dec 4 00:24:09 1997 Jeffrey A Law (law@cygnus.com)
11507 * i386/t-sol2 (CRTSTUFF_T_CFLAGS): Turn on the optimizer.
11509 Wed Dec 3 12:01:56 1997 Jason Merrill <jason@yorick.cygnus.com>
11511 * except.c (expand_fixup_region_end): New fn.
11512 (expand_fixup_region_start): Likewise.
11513 (expand_eh_region_start_tree): Store cleanup into finalization here.
11514 * stmt.c (expand_cleanups): Use them to protect fixups.
11516 Wed Dec 3 11:41:13 1997 Gavin Koch <gavin@cygnus.com>
11518 * mips/mips.md (muldi3_r4000): Broaden the output template
11519 and attribute assignments to handle three operand dmult;
11520 rename to muldi3_internal2.
11521 (muldi3): Call the new muldi3_internal2 for R4000, and
11522 any GENERATE_MULT3 chip.
11524 Tue Dec 2 19:40:43 1997 Jason Merrill <jason@yorick.cygnus.com>
11526 * stmt.c (expand_decl_cleanup): Update thisblock after eh_region_start.
11528 Tue Dec 2 12:54:33 1997 Jim Wilson <wilson@cygnus.com>
11530 * unroll.c (find_splittable_givs): Remove last change. Handle givs
11531 with a dest_reg that was created by loop.
11533 Sat Nov 29 12:44:57 1997 David Edelsohn <edelsohn@mhpcc.edu>
11535 * rs6000.c (function_arg_partial_nregs): Undo Nov. 26 patch.
11537 * rs6000/aix41.h (ASM_CPU_SPEC): Define.
11539 Fri Nov 28 10:00:27 1997 Jeffrey A Law (law@cygnus.com)
11541 * configure.in: Fix NCR entries.
11543 Thu Nov 27 12:20:19 1997 Jeffrey A Law (law@cygnus.com)
11545 * flow.c (find_basic_blocks): Handle cfg issues for rethrows and
11546 nested exceptions correctly.
11548 * unroll.c (find_splittable_givs): Don't split givs with a dest_reg
11549 that was created by loop.
11551 Thu Nov 27 09:34:58 1997 Jason Merrill <jason@yorick.cygnus.com>
11553 * expr.c (preexpand_calls): Don't look past a TRY_CATCH_EXPR.
11555 * except.c (expand_start_all_catch): One more do_pending_stack_adjust.
11557 Wed Nov 26 15:47:30 1997 Michael Meissner <meissner@cygnus.com>
11559 * rs6000.c (SMALL_DATA_REG): Register to use for small data relocs.
11560 (print_operand): Use SMALL_DATA_REG for the register involved in
11561 small data relocations.
11562 (print_operand_address): Ditto.
11564 * rs6000/linux.h (LINK_SPEC): Pass -dynamic-linker /lib/ld.so.1 if
11565 -dynamic linker is not used.
11567 * rs6000.md (call insns): For local calls, use @local suffix under
11568 System V. Don't use @plt under Solaris.
11570 * rs6000.c (output_function_profiler): Put label address in r0, and
11571 store LR in 4(sp) for System V/eabi.
11573 * rs6000.h (ASM_OUTPUT_REG_{PUSH,POP}): Keep stack aligned to 16
11574 byte boundary, and maintain stack backchain.
11576 Tue Nov 25 14:08:12 1997 Jim Wilson <wilson@cygnus.com>
11578 * mips.md (fix_truncdfsi2, fix_truncsfsi2, fix_truncdfdi2,
11579 fix_truncsfdi2): Change *.
11581 Wed Nov 26 11:12:26 1997 Jason Merrill <jason@yorick.cygnus.com>
11583 * toplev.c (main): Complain about -gdwarfn.
11585 Tue Nov 25 22:43:30 1997 Jason Merrill <jason@yorick.cygnus.com>
11587 * dwarfout.c (output_type): If finalizing, write out nested types
11588 of types we've already written.
11590 Tue Nov 25 20:32:24 1997 Michael Meissner <meissner@cygnus.com>
11592 (patches originally from Geoffrey Keating)
11593 * rs6000.c (function_arg): Excess floating point arguments don't
11594 go into GPR registers after exhausting FP registers under the
11596 (function_arg_partial_nregs): Ditto.
11598 * rs6000.md (call insns): If -fPIC or -mrelocatable, add @plt
11601 Tue Nov 25 23:37:27 1997 Jason Merrill <jason@yorick.cygnus.com>
11603 * integrate.c (output_inline_function): Just unset DECL_INLINE.
11605 Tue Nov 25 23:33:29 1997 scott snyder <snyder@d0sgif.fnal.gov>
11607 * dwarf2out.c (outout_call_frame_info): Ensure that the info has
11610 * libgcc2.c (__throw): Initialize HANDLER.
11612 Tue Nov 25 14:08:12 1997 Jim Wilson <wilson@cygnus.com>
11614 * mips.md (fix_truncdfsi2, fix_truncsfsi2, fix_truncdfdi2,
11615 fix_truncsfdi2): Change *X to ?*X.
11617 Tue Nov 25 10:00:42 1997 Richard Henderson (rth@cygnus.com)
11619 * alpha.h (CONST_OK_FOR_LETTER): Fix 'L' handling.
11621 Tue Nov 25 10:00:42 1997 Jeffrey A Law (law@cygnus.com)
11623 * crtstuff.c (do_global_dtors_aux): Handle multiple calls better.
11625 Tue Nov 25 01:26:55 1997 Bruno Haible <haible@ilog.fr>:
11627 * dwarf2out.c (ASM_OUTPUT_DWARF_DELTA1): Implement.
11629 Mon Nov 24 22:41:55 1997 Jason Merrill <jason@yorick.cygnus.com>
11631 * except.c (get_dynamic_handler_chain): Build up a FUNCTION_DECL.
11632 * optabs.c (init_optabs): Lose get_dynamic_handler_chain_libfunc.
11633 * expr.h: Likewise.
11635 Sat Nov 22 18:58:20 1997 Jeffrey A Law (law@cygnus.com)
11637 * pa-hpux10.h (NEW_HP_ASSEMBLER): Define.
11638 * pa.h (LEGITIMATE_CONSTANT_P): Reject LABEL_REFs if not using
11639 gas and not using the new HP assembler.
11641 Fri Nov 21 15:20:05 1997 Jeffrey A Law (law@cygnus.com)
11643 * Makefile.in (program_transform_cross_name): Clean up "-e" confusion.
11644 (GCC_INSTALL_NAME, GCC_CROSS_NAME): Likewise.
11646 Fri Nov 21 19:37:40 1997 Andrew Cagney <cagney@b1.cygnus.com>
11648 * config/mips/elf64.h (MULTILIB_DEFAULTS): Test for
11649 TARGET_ENDIAN_DEFAULT == zero instead of testing for macro
11652 Fri Nov 21 12:49:56 1997 Bruno Haible <bruno@linuix.mathematik.uni-karlsruhe.de>
11654 * stmt.c (expand_end_bindings): Allow jump into block with cleanups.
11656 Fri Nov 21 12:18:51 1997 Jason Merrill <jason@yorick.cygnus.com>
11658 * except.h: Add outer_context_label_stack.
11659 * except.c: Likewise.
11660 (expand_start_all_catch): Push the outer_context for the try block
11661 onto outer_context_label_stack.
11662 (expand_end_all_catch): Use it and pop it.
11664 Fri Nov 21 10:13:11 1997 Robert Lipe (robertl@dgii.com)
11666 * i386/sco5.h (HAVE_ATEXIT): Revert last change.
11668 Thu Nov 20 16:11:50 1997 Richard Henderson <rth@cygnus.com>
11670 * alpha.c (alpha_emit_set_const_1): Handle narrow hosts better.
11672 Thu Nov 20 16:11:50 1997 Klaus Kaempf <kkaempf@progis.de>
11674 * alpha/vms.h (ASM_OUTPUT_ADDR_VEC_ELT): Add an L for the local label
11675 to correspond with the change to ASM_GENERATE_INTERNAL_LABEL.
11677 Thu Nov 20 14:42:15 1997 Jason Merrill <jason@yorick.cygnus.com>
11679 * Makefile.in (LIB2FUNCS): Remove C++ memory management support.
11680 * libgcc2.c: Remove __builtin_new, __builtin_vec_new, set_new_handler,
11681 __builtin_delete, and __builtin_vec_delete.
11683 * except.c (output_exception_table): Don't bother with
11686 Thu Nov 20 16:11:50 1997 Jeffrey A Law (law@cygnus.com)
11688 * pa.md (pre_stwm, post_stwm, pre_ldwm, post_ldwm): Base register
11689 is an in/out operand.
11690 (zero extended variants of stwm/stwm patterns): Similarly.
11692 * mips/x-iris (FIXPROTO_DEFINES): Add -D_SGI_SOURCE.
11694 Thu Nov 20 13:19:32 1997 Jason Merrill <jason@yorick.cygnus.com>
11696 * dwarf2out.c (ASM_OUTPUT_DWARF_OFFSET4): Rename from VALUE4.
11698 (ASM_OUTPUT_DEFINE_LABEL_DIFFERENCE_SYMBOL): Use assemble_name.
11699 (output_call_frame_info): Emit a \n after using it.
11701 Thu Nov 20 00:38:46 1997 Dave Love <d.love@dl.ac.uk>
11703 * configure.in: Add AC_ARG_ENABLE for Haifa as documentation.
11705 Wed Nov 19 12:03:04 1997 Philippe De Muyter <phdm@macqel.be>
11707 * dwarf2out.c (CIE_LENGTH_LABEL, FDE_LENGTH_LABEL): New macros.
11708 (ASM_OUTPUT_DWARF_VALUE4): New macro.
11709 (ASM_OUTPUT_DEFINE_LABEL_DIFFERENCE_SYMBOL): Define if SET_ASM_OP is
11711 (output_call_frame_info): Do not output forward label differences
11712 if ASM_OUTPUT_DEFINE_LABEL_DIFFERENCE_SYMBOL is defined.
11713 * m68k/mot3300.h (SET_ASM_OP): Define when not using gas.
11715 Tue Nov 18 23:03:30 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
11717 * sh.md (attribute "type"): Add nil.
11718 (movsi_ie): y/y alternative is type nil.
11719 (movsf_ie): Replace ry/yr/X alternative by r/y/X , y/r/X and y/y/X
11721 (movsf_ie+1): Delete.
11723 Tue Nov 18 15:39:59 1997 Jim Wilson <wilson@cygnus.com>
11725 * mips/mips.c (save_restore_insns): If gp_offset or fp_offset are
11726 large_int, emit two insns instead of one splitable insn.
11727 * dwarf2out.c (dwarf2out_frame_debug): When set cfa_store_offset
11728 from cfa_temp_value, use cfa_offset. Add assert checking that
11731 Mon Nov 17 15:35:38 1997 Tom Tromey <tromey@cygnus.com>
11733 * cccp.c (deps_output): Properly quote file names for make.
11735 Mon Nov 17 13:21:40 1997 Jeffrey A Law (law@cygnus.com)
11737 * t-h8300 (MULTILIB_EXCEPTIONS): Define.
11739 Fri Nov 7 15:33:11 1997 Robert Lipe (robertl@dgii.com)
11741 * i386/sco5.h (HAVE_ATEXIT): Delete definition.
11743 Sun Nov 16 23:52:48 1997 Jeffrey A Law (law@cygnus.com)
11745 * cse.c (cse_insn): Don't look at JUMP_LABEL field of a conditionl
11747 (cse_end_of_basic_block): Similarly.
11749 Sun Nov 16 23:01:40 1997 J. Kean Johnston <jkj@sco.com>
11751 * i386/sco5.h (ASM_OUTPUT_ALIGNED_BSS): Define.
11752 (SELECT_RTX_SECTION): Define.
11753 (LIBGCC_SPEC, LIB_SPEC): Do the right thing for PIC.
11755 Sun Nov 16 22:47:03 1997 Manfred Hollstein <manfred@s-direktnet.de>
11757 * Makefile.in (compare, compare-lean): Define $stage for each
11759 (gnucompare, gnucompare-lean): Likewise.
11761 Sun Nov 16 22:02:16 1997 Richard Henderson (rth@cygnus.com)
11763 * alpha/win-nt.h (TRAMPOLINE_TEMPLATE): Fix offsets.
11765 * alpha.h (ASM_OUTPUT_ADDR_DIFF_ELT): Add an L for the local label
11766 to correspond with the change to ASM_GENERATE_INTERNAL_LABEL.
11768 Fri Nov 14 09:09:20 1997 Fred Fish (fnf@cygnus.com)
11770 * dwarfout.c (byte_size_attribute): Add local var upper_bound
11771 and add case to handle STRING_TYPE.
11772 * dwarfout.c (output_string_type_die): Fix code to generate
11773 correct string length attribute for fixed length strings.
11774 Still needs support for varying length strings.
11776 Fri Nov 14 08:46:56 1997 Jeffrey A Law (law@cygnus.com)
11778 * toplev.c (get_run_time): Do something sensible for cygwin32.
11780 Fri Nov 14 07:24:20 1997 Richard Henderson <rth@cygnus.com>
11782 * expr.c (expand_builtin_setjmp): Set
11783 current_function_has_nonlocal_label.
11784 * stupid.c (stupid_life_analysis): If has_nonlocal_label, kill
11785 call-saved registers across calls.
11787 * alpha.md (exception_receiver): Remove.
11788 (nonlocal_goto_receiver_osf): New
11789 (nonlocal_goto_receiver_vms): Renamed from nonlocal_goto_receiver.
11790 (nonlocal_goto_receiver): New, select _osf or _vms.
11792 * alpha.c (output_prolog [*]): Prefix entry labels with '$' to
11793 keep them from being propogated to the object file.
11794 (alpha_write_linkage): Likewise.
11795 * alpha.md (call_vms): Likewise.
11796 (call_value_vms): Likewise.
11797 (unnamed osf call insns): Likewise.
11799 * alpha.h (ASM_OUTPUT_INTERNAL_LABEL): Don't omit L from local label.
11800 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
11802 * alpha.c (call_operand): Any reg is valid for WinNT.
11803 * alpha.md (call_nt, call_value_nt): Don't force address into $27.
11804 (anon nt calls): Add 'R' alternative.
11805 * alpha/win-nt.h (TRAMPOLINE_TEMPLATE, TRAMPOLINE_SIZE,
11806 INITIALIZE_TRAMPOLINE): Handle lack of original $27 and 32-bit ptrs.
11808 Fri Nov 14 06:59:33 1997 Jeffrey A Law (law@cygnus.com)
11810 * calls.c (expand_call): Handle pcc_struct_value correctly for C++.
11812 * i386/xm-cygwin32.h (HAVE_FILE_H, HAVE_RUSAGE): Delete defines.
11813 * i386/xm-mingw32.h (HAVE_FILE_H, HAVE_RUSAGE): Likewise.
11814 * rs6000/xm-cygwin32.h (HAVE_FILE_H, HAVE_RUSAGE): Likewise.
11816 Thu Nov 13 20:37:33 1997 Michael Meissner <meissner@tiktok.cygnus.com>
11818 * reload1.c (new_spill_reg): Improve fixed or forbidden register
11819 spill error message.
11821 Thu Nov 13 20:29:08 1997 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11823 * prefix.c: Use stdarg.h only ifdef __STDC__. Otherwise,
11824 use varargs.h. Wrap header with <>, not "".
11826 Thu Nov 13 20:21:17 1997 Jeffrey A Law (law@cygnus.com)
11828 * integrate.c (save_for_inline_copying): Add return value from
11831 Thu Nov 13 19:12:33 1997 Brendan Kehoe <brendan@cygnus.com>
11833 * fixincludes: Be a little more restrictive on what we will
11834 substitute to replace definitions of MAXINT for HPUX.
11836 Thu Nov 13 18:41:02 1997 Michael Meissner <meissner@cygnus.com>
11838 * dbxout.c (dbxout_symbol_location): Don't assume that variables
11839 whose address is the stack or argument pointers are indirect
11842 1997-11-13 Paul Eggert <eggert@twinsun.com>
11844 * cccp.c, cpplib.c (compare_defs):
11845 Don't complain about arg name respellings unless pedantic.
11846 * cpplib.c (compare_defs): Accept pfile as new arg.
11847 All callers changed.
11849 Thu Nov 13 23:33:50 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
11851 * fold-const.c (fold_truthop): Fix bug in last change.
11853 1997-11-13 Paul Eggert <eggert@twinsun.com>
11855 Fix some confusion with IEEE minus zero.
11857 * real.h (REAL_VALUES_IDENTICAL): New macro.
11859 * expr.c (is_zeros_p): Don't consider -0.0 to be all zeros.
11860 * fold-const.c (operand_equal_p): Don't consider -0.0 to be
11862 * tree.c (simple_cst_equal): Don't consider -0.0 to have the
11863 same tree structure as 0.0.
11865 * varasm.c (immed_real_const_1): Use new REAL_VALUES_IDENTICAL
11866 macro instead of doing it by hand.
11868 Thu Nov 13 16:56:14 1997 Jeffrey A Law (law@cygnus.com)
11870 * v850/lib1funcs.asm: Minor whitespace changes.
11871 * v850.c: Fix minor formatting problems in many places.
11872 (construct_restore_jr, construct_save_jarl): Remove unwanted aborts.
11874 Thu Nov 13 12:53:44 1997 Jim Wilson <wilson@cygnus.com>
11876 * mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete code swapping xplus0 and
11877 xplus1 when xplus0 is not a register.
11879 Thu Nov 13 11:41:42 1997 Jeffrey A Law (law@cygnus.com)
11881 * flow.c (find_basic_blocks): During marking phase, if we encounter
11882 an insn with a REG_LABEL note, make the target block live and
11883 create an edge from the insn to the target block. Do not make
11884 edges from all blocks to the target block.
11886 * m68k/x-next (OTHER_FIXINCLUDES_DIRS): Include /NextDeveloper/Headers.
11888 * confiugre.in: Tweak NCR entries.
11889 * configure: Rebuilt.
11891 Thu Nov 13 11:07:41 1997 Michael Meissner <meissner@cygnus.com>
11893 * rs6000.c (num_insns_constant): Use REAL_VALUE_FROM_CONST_DOUBLE to
11894 pick apart floating point values, instead of using CONST_DOUBLE_LOW
11895 and CONST_DOUBLE_HIGH.
11897 * rs6000.md (define_splits for DF constants): Use the appropriate
11898 REAL_VALUE_* interface to pick apart DF floating point constants in
11899 a machine independent fashion.
11901 Thu Nov 13 00:06:58 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
11903 * fold-const.c (fold_truthop): When changing a one-bit comparison
11904 against zero into a comparison against mask, do a proper sign
11907 Wed Nov 12 09:37:01 1997 Jeffrey A Law (law@cygnus.com)
11909 * except.c: Do not include "assert.h".
11910 (save_eh_status): Turn asserts into conditional aborts.
11911 (restore_eh_status, scan_region): Likewise.
11912 * dwarfout.c: Do not include "assert.h".
11913 (bit_offset_attribute): Turn asserts into conditional aborts.
11914 (bit_size_attribute, output_inlined_enumeration_type_die): Likewise.
11915 (output_inlined_structure_type_die): Likewise.
11916 (output_inlined_union_type_die): Likewise
11917 (output_tagged_type_instantiation): Likewise.
11918 (dwarfout_file_scope_decl): Likewise.
11919 * dwarf2out.c: Do not include "assert.h"
11920 (expand_builtin_dwarf_reg_size): Turn asserts into conditional aborts.
11921 (reg_save, initial_return_save, dwarf2out_frame_debug): Likewise.
11922 (add_child_die, modified_type_die, add_bit_offset_attribute): Likewise.
11923 (add_bit_size_attribute, scope_die_for): Likewise.
11924 (output_pending_types_for_scope): Likewise.
11925 (get_inlined_enumeration_type_die): Likewise.
11926 (get_inlined_structure_type_die): Likewise.
11927 (get_inlined_union_type_die, gen_subprogram_die): Likewise.
11928 (gen_tagged_type_instantiation_die): Likewise.
11930 * flow.c (find_basic_blocks): Refine further to get a more correct
11931 cfg, especially in the presense of exception handling, computed
11932 gotos, and other non-trivial cases. Call abort if an inaccuracy
11933 is detected in the cfg.
11935 Tue Nov 11 21:47:27 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
11937 * glimits.h (SHRT_MIN): Define in a way suitable for 16 bit hosts.
11939 * c-lex.c (whitespace_cr, skip_white_space_on_line): New functions.
11940 (skip_white_space): Use whitespace_cr.
11941 (check_newline): Handle whitespace more consistently.
11943 Tue Nov 11 16:25:49 1997 Jim Wilson <wilson@cygnus.com>
11945 * i386/cygwin32.h (CPP_PREDEFINES): Delete -DPOSIX.
11946 * i386/xm-cygwin32.h (POSIX): Define.
11948 Mon Nov 10 20:53:11 1997 Gavin Koch <gavin@cygnus.com>
11950 * config/mips/mips.h (MASK_DEBUG_H): Set to zero, so this bit
11951 is available elsewhere.
11953 Mon Nov 10 16:21:58 1997 Doug Evans <devans@canuck.cygnus.com>
11955 * sparc/sparc.md (mov[sdt]f_const_insn): Fix condition to match
11956 what the instruction can handle.
11958 Mon Nov 10 03:02:19 1997 Jason Merrill <jason@yorick.cygnus.com>
11960 * stmt.c (expand_decl_cleanup_no_eh): New fn.
11962 * except.c (expand_leftover_cleanups): do_pending_stack_adjust.
11964 Mon Nov 10 00:05:56 1997 Jeffrey A Law (law@cygnus.com)
11966 * alias.c (MAX_ALIAS_LOOP_PASSES): Define.
11967 (init_alias_analysis): Break out of loops after MAX_ALIAS_LOOP_PASSES.
11969 Sun Nov 9 14:34:47 1997 David Edelsohn <edelsohn@mhpcc.edu>
11971 * rs6000.md (lshrdi3_power): Delete '&' from first alternative and
11972 swap instruction order.
11974 Sun Nov 9 02:07:16 1997 Jeffrey A Law (law@cygnus.com)
11976 * fixinc.svr4 (__STDC__): Add another case.
11978 Sun Nov 9 02:00:29 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
11980 * a29k.h (ELIGIBLE_FOR_EPILOGUE_DELAY): Avoid loads from varying
11981 addresses in the epilogue delay slot.
11983 Sun Nov 9 01:40:40 1997 Manfred Hollstein (manfred@s-direktnet.de)
11985 * m88k/dgux.h (ASM_CPU_SPEC): Reformatted to suppress wrong whitespace
11986 in generated `specs' file.
11988 Sun Nov 9 01:37:11 1997 Jim Wilson (wilson@cygnus.com)
11990 * flags.h (flag_rerun_loop_opt): Declare.
11991 * loop.c (invariant_p, case LABEL_REF): Check flag_rerun_loop_opt.
11992 * toplev.c (flag_rerum_loop_opt): Delete static.
11994 Sat Nov 8 18:20:21 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
11996 Bring over from FSF:
11998 Thu Oct 30 12:21:06 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
12000 * va-sh.h (__va_arg_sh1): Define.
12002 SH3E doesn't use any integer registers for subsequent arguments
12003 once a non-float value was passed in the stack.
12004 * sh.c (machine_dependent_reorg): If optimizing, put explicit
12005 alignment in front label for ADDR_DIFF_VEC.
12006 * sh.h (PASS_IN_REG_P): Fix SH3E case.
12007 (ADJUST_INSN_LENGTH): If not optimizing, add two extra bytes length.
12009 Tue Oct 28 15:06:44 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
12011 * sh/elf.h (PREFERRED_DEBUGGING_TYPE): Undefine before including
12014 Mon Oct 27 16:11:52 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
12016 * sh.c (machine_dependent_reorg): When -flag_delayed_branches,
12017 put an use_sfunc_addr before each sfunc.
12018 * sh.md (use_sfunc_addr, dummy_jump): New insns.
12019 (casesi): For TARGET_SH2, emit a dummy_jump after LAB.
12021 Tue Oct 21 07:12:28 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
12023 * sh/elf.h (PREFERRED_DEBUGGING_TYPE): Don't redefine.
12025 Fri Nov 7 10:22:24 1997 Jason Merrill <jason@yorick.cygnus.com>
12027 * frame.c (add_fdes, count_fdes): Go back to checking pc_begin for
12030 Wed Nov 5 14:26:05 1997 Jeffrey A Law (law@cygnus.com)
12032 * alias.c (find_base_value): Only return the known base value for
12035 Wed Nov 5 11:27:14 1997 Jim Wilson <wilson@cygnus.com>
12037 * i386.c (load_pic_register): Call prologue_get_pc_and_set_got.
12038 * i386.md (prologue_set_got, prologue_get_pc): Add UNSPEC_VOLATILE
12040 (prologue_get_pc_and_set_got): New pattern.
12042 Tue Nov 4 20:36:50 1997 Richard Henderson (rth@cygnus.com)
12044 * alpha.c (summarize_insn): Handle ASM_OPERANDS. Don't recurse
12045 for SUBREG, just fall through.
12047 * alpha.c (alpha_handle_trap_shadows): Init sum.defd to zero.
12049 * alpha.md (attr trap): Make TRAP_YES non-zero for sanity's sake.
12051 Tue Nov 4 18:49:42 1997 Jeffrey A Law (law@cygnus.com)
12053 * fixincludes: Fix "hypot" prototype in NeXT math.h.
12055 * Makefile.in (USE_ALLOCA): Always include alloca.o.
12056 (USE_HOST_ALLOCA): Likewise.
12058 * rtl.def (CODE_LABEL): Use separate fields for LABEL_NUSES
12059 and LABEL_REFS fields.
12060 * rtl.h (LABEL_REFS): Update.
12062 Tue Nov 4 16:55:11 1997 Jim Wilson <wilson@cygnus.com>
12064 * combine.c (try_combine): When setting elim_i2, check whether newi2pat
12065 sets i2dest. When calling distribute_notes for i3dest_killed, pass
12066 elim_i2 and elim_i1. When setting elim_i1, check if newi2pat
12069 * mips.md (insv, extzv, extv): Add change_address call.
12070 (movsi_ulw, movsi_usw): Change QImode to BLKmode in pattern.
12072 * integrate.c (save_for_inline_copying): Copy parm_reg_stack_loc.
12074 * reload.c (find_reloads, case 'm' and 'o'): Reject HIGH constants.
12076 * mips.c (mips_expand_epilogue): Emit blockage insn before call to
12077 save_restore_insns if no FP and GP will be restored.
12079 * dwarf2out.c (expand_builtin_dwarf_reg_size): New variable mode.
12080 Convert CCmode to word_mode before calling GET_MODE_SIZE.
12082 * acconfig.h (HAVE_INTTYPES_H): Undef.
12083 * configure.in (inttypes.h): Check for conflicts between sys/types.h
12084 and inttypes.h, and verify that intmax_t is defined.
12085 * config/mips/x-iris (CC, OPT, OLDCC): Comment out.
12086 * config/mips/x-iris3: Likewise.
12088 Tue Nov 4 16:07:15 1997 Jeffrey A Law (law@cygnus.com)
12090 * alias.c (find_base_value): When copying arguments, return the
12091 tenative value for a hard register.
12093 Tue Nov 4 13:40:35 1997 Doug Evans <devans@canuck.cygnus.com>
12095 * c-lex.c (MULTIBYTE_CHARS): #undef if cross compiling.
12096 (yylex): Record wide strings using target endianness, not host.
12098 Tue Nov 4 13:13:12 1997 Jeffrey A Law (law@cygnus.com)
12100 * mn10200.h (ASM_OUTPUT_BSS): Delete.
12101 (ASM_OUTPUT_ALIGNED_BSS): New macro
12102 * mn10300.h (ASM_OUTPUT_BSS): Delete.
12103 (ASM_OUTPUT_ALIGNED_BSS): New macro.
12104 * v850.h (ASM_OUTPUT_BSS): Delete.
12105 (ASM_OUTPUT_ALIGNED_BSS): New macro.
12107 Tue Nov 4 00:55:48 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
12109 * profile.c (branch_prob): Insert an insn after a NOTE_INSN_SETJMP.
12111 Mon Nov 3 14:36:50 1997 Jeffrey A Law (law@cygnus.com)
12113 * configure.in (sco5): Use cpio to install header files.
12115 Sun Nov 2 23:31:43 1997 Manfred Hollstein <manfred@s-direktnet.de>
12117 * aclocal.m4 (conftestdata_from, conftestdata_to): Names shortened to
12119 * configure: Rebuild.
12121 Sun Nov 2 19:44:00 1997 Robert Lipe (robertl@dgii.com)
12123 * i386/sco5.h: enable -gstabs once again.
12125 Sun Nov 2 19:27:21 1997 Jeffrey A Law (law@cygnus.com)
12127 * arm.c (output_move_double): Allocate 3 entries in otherops array.
12129 Sat Nov 1 21:43:00 1997 Mike Stump (mrs@wrs.com)
12131 * except.c (expand_ex_region_start_for_decl): Emit EH_REGION_BEG
12132 notes for sjlj exceptions too.
12133 (expand_eh_region_end): Similarly for EH_REGION_END notes.
12134 (exception_optimize): Optimize EH regions for sjlj exceptions too.
12135 * final.c (final_scan_insn): Don't output labels for EH REGION
12136 notes if doing sjlj exceptions.
12138 Sat Nov 1 19:15:28 1997 Jeffrey A Law (law@cygnus.com)
12140 * alias.c (init_alias_analysis): Handle -fno-alias-check when
12141 optimizing correctly.
12143 * expr.c (expand_builtin_setjmp): Don't emit a SETJMP note
12144 or set current_function_calls_setjmp anymore.
12146 * flow.c (find_basic_blocks): If we delete the label for an
12147 exception handler, remove it from the EH label list and remove
12148 the EH_BEGIN/EH_END notes for that EH region.
12150 Sat Nov 1 16:44:49 1997 Jason Merrill (jason@cygnus.com)
12152 * flow.c (find_basic_blocks): Generate correct flow control
12153 information when exception handling notes are present.
12155 Sat Nov 1 13:42:19 1997 Jeffrey A Law (law@cygnus.com)
12157 * dwarf2out.c (output_call_frame_info): Fix length argument
12158 to ASM_OUTPUT_ASCII.
12159 (output_die, output_pubnames, output_line_info): Likewise.
12161 Fri Oct 31 07:10:09 1997 Jeffrey A Law (law@cygnus.com)
12163 * version.c: Bump for snapshot.
12165 * dwarf2out.c (output_call_frame_info): Use ASM_OUTPUT_ASCII to
12166 output ASCII by default. Only use ASM_OUTPUT_DWARF_STRING if
12167 flag_debug_asm is on.
12168 (output_die, output_pubnames, output_line_info): Likewise.
12170 * alias.c (init_alias_analysis): Add struct_value_incoming_rtx
12171 and static_chain_rtx into the potential base values array if
12172 they are registers.
12174 * alias.c (new_reg_base_value): New array of potential base values.
12175 (unique_id): Now file scoped static.
12176 (find_base_value, case REG): Return the value in reg_base_value
12177 array for the REG if it exists. Else, return the value from
12178 new_reg_base_value if copying args and REG is a hard register.
12179 (find_base_value, case PLUS): If either operand of the PLUS is
12180 a REG, try to get its base value. Handle base + index and
12182 (record_set): Use new_reg_base_value instead of reg_base_value.
12183 (init_alias_analysis): Allocate space for new_reg_base_value too.
12184 Rework code to iterate over the insns propagating base value
12185 information until nothing changes.
12187 * global.c (global_alloc): Free the conflict matrix after
12188 reload has finished.
12190 Fri Oct 31 01:45:31 1997 Jason Merrill <jason@yorick.cygnus.com>
12192 * libgcc2.c (L_eh): Define __eh_pc.
12193 Replace __eh_type with generic pointer __eh_info.
12195 Fri Oct 31 00:34:55 1996 J"orn Rennecke <amylaar@cygnus.co.uk>
12197 * expr.c (expand_increment): When enqueing a postincrement for a MEM,
12198 use copy_to_reg if address is not a general_operand.
12200 Fri Oct 31 00:16:55 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
12202 * profile.c (output_func_start_profiler): Clear flag_inline_functions
12203 for the duration of the call to rest_of_compilation.
12205 Thu Oct 30 14:40:10 1997 Doug Evans <devans@canuck.cygnus.com>
12207 * configure.in (sparc-*-elf*): Use sparc/elf.h, sparc/t-elf.
12209 (sparc*-*-*): Recognize --with-cpu=v9.
12210 * sparc/elf.h: New file.
12211 * sparc/t-elf: New file.
12213 Thu Oct 30 13:26:12 1997 Jeffrey A Law (law@cygnus.com)
12215 * mn10300.c (const_8bit_operand): New function.
12216 (mask_ok_for_mem_btst): New funtion.
12217 * mn10300.md (btst patterns with mem operands): Use new functions
12218 to avoid creating btst instructions with invalid operands.
12220 Wed Oct 29 16:57:19 1997 Michael Meissner <meissner@cygnus.com>
12222 * rs6000/xm-sysv4.h: Include xm-linux.h instead of xm-svr4.h if we
12223 are running on PowerPC Linux.
12225 Wed Oct 29 13:10:11 1997 Gavin Koch <gavin@cygnus.com>
12227 * config/mips/elf64.h (PREFERRED_DEBUGGING_TYPE): Only define
12228 if not previously defined.
12230 Tue Oct 28 23:55:27 1997 Doug Evans (devans@cygnus.com)
12232 * function.c (assign_parms): Correct mode of stack_parm if
12233 entry_parm underwent a mode conversion.
12235 1997-10-28 Brendan Kehoe <brendan@lisa.cygnus.com>
12237 * global.c (global_alloc): Use xmalloc instead of alloca for
12238 CONFLICTS, since max_allocno * allocno_row_words alone can be more
12239 than 2.5Mb sometimes.
12241 Tue Oct 28 15:29:15 1997 Richard Henderson <rth@cygnus.com>
12243 * reload1.c (eliminate_regs [SET]): If [SUBREG] widened the mode of
12244 DEST for the spill, adjust mode of SRC to compensate.
12246 Tue Oct 28 14:36:45 1997 Richard Henderson <rth@cygnus.com>
12248 * alpha.md (reload_inqi): Check for MEM before strict_memory_address_p,
12249 since any_memory_operand() allows pseudos during reload.
12250 (reload_inhi, reload_outqi, reload_outhi): Likewise.
12252 Tue Oct 28 11:53:14 1997 Jim Wilson <wilson@cygnus.com>
12254 * m68k.md (btst patterns): Add 5200 support.
12256 Tue Oct 28 11:58:40 1997 Toon Moene <toon@moene.indiv.nluug.nl>
12258 * fold-const.c (fold): For ((a * C1) / C3) or (((a * C1) + C2) / C3)
12259 optimizations, look inside dividend to determine if the expression
12260 can be simplified by using EXACT_DIV_EXPR.
12262 Tue Oct 28 10:19:01 1997 Jason Merrill <jason@yorick.cygnus.com>
12265 * dwarf2out.c (output_call_frame_info): Use l1 instead of ".".
12267 Tue Oct 28 00:32:14 1997 Richard Henderson <rth@cygnus.com>
12269 * alpha.c (summarize_insn [SUBREG]): Propogate SET.
12271 Mon Oct 27 23:59:26 1997 Richard Henderson <rth@cygnus.com>
12273 * alpha.c (alpha_handle_trap_shadows): Don't call get_attr_trap
12276 Mon Oct 27 21:25:20 1997 Richard Henderson <rth@cygnus.com>
12278 * alpha.md (movqi, movhi): Make sure new insns created during reload
12279 won't need reloading themselves.
12280 (reload_inqi, reload_inhi, reload_outqi, reload_outhi): Likewise.
12282 Mon Oct 27 16:11:10 1997 Jeffrey A Law (law@cygnus.com)
12284 * mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Disable reg+reg.
12286 Sun Oct 26 13:50:44 1997 Richard Henderson <rth@cygnus.com>
12288 * alpha.c (alpha_sa_mask [VMS]): Don't include $26 in the mask.
12289 Patch from Klaus Kaempf <kkaempf@progis.de>.
12291 Sun Oct 26 13:31:47 1997 Jim Wilson (wilson@cygnus.com)
12293 * expr.c (expand_expr, case INDIRECT_REF): Optimize a reference
12294 to an element in a constant string.
12296 Sun Oct 26 11:41:49 1997 Jason Merrill <jason@yorick.cygnus.com>
12298 * dwarf2out.c (output_call_frame_info): The CIE pointer is now a 32
12299 bit PC-relative offset. The exception range table pointer is now in
12301 * frame.c (dwarf_cie, dwarf_fde): Rename CIE_pointer to CIE_delta.
12302 (count_fdes, add_fdes, get_cie): Adjust.
12303 (cie_info, extract_cie_info, __frame_state_for): Adjust eh_ptr uses.
12306 * frame.c (count_fdes, add_fdes): Skip linked once FDE entries.
12308 Sun Oct 26 11:52:01 1997 Richard Henderson <rth@cygnus.com>
12310 * alias.c (memrefs_conflict_p): Treat arg_pointer_rtx just
12311 like stack_pointer_rtx.
12313 Sun Oct 26 11:32:16 1997 Manfred Hollstein <manfred@s-direktnet.de>
12315 * Makefile.in (bootstrap-lean): Combined with `normal' bootstrap
12316 targets using "$@" to provide support for similar but not identical
12317 targets without having to duplicate code.
12318 (bootstrap4): New goal.
12320 * Makefile.in (compare, compare-lean, compare3): Combined to one
12321 ruleset determining actions to be performed via $@.
12322 (compare4, compare4-lean): New targets.
12323 (gnucompare, gnucompare3): Combined to one ruleset determining
12324 actions to be performed via $@. Also, note which files failed
12325 the comparison test in .bad_compare.
12326 (gnucompare-lean, gnucompare3-lean, gnucompare4-lean): New targets.
12328 Sun Oct 26 10:06:11 1997 Toon Moene <toon@moene.indiv.nluug.nl>
12330 * fold-const (fold): Also simplify FLOOR_DIV_EXPR to EXACT_DIV_EXPR
12331 if the dividend is a multiple of the divisor.
12333 Sun Oct 26 09:21:40 1997 Jeffrey A Law (law@cygnus.com)
12335 * Makefile.in (LIBGCC2_CFLAGS): Add -fexceptions.
12337 * alias.c (find_base_term): Handle PRE_INC, PRE_DEC, POST_INC,
12340 * alias.c (true_dependence): Fix typo.
12342 * toplev.c (flag_rerun_loop_opt): New variable.
12343 (f_options): Handle -frerun-loop-opt.
12344 (rest_of_compilation): If -frerun-loop-opt, then run the loop
12346 (main): Enable -frerun-loop-opt by default for -O2 or greater.
12348 * loop.c (simplify_giv_expr): Adding two invariants results
12351 Sun Oct 26 09:15:15 1997 Richard Henderson <rth@cygnus.com>
12353 * expr.c (get_inner_reference): Remove the array bias after
12354 converting the index to Pmode.
12356 Sat Oct 25 12:20:58 1997 Jeffrey A Law (law@cygnus.com)
12358 * mn10300.h (TARGET_SWITCHES): Add -mmult-bug and -mno-mult-bug.
12359 (TARGET_MULT_BUG): Define.
12360 (TARGET_DEFAULT): Default to TARGET_MULT_BUG.
12361 * mn10300.md (mulsi3): Handle TARGET_MULT_BUG.
12363 Fri Oct 24 17:40:34 1997 Jeffrey A Law (law@cygnus.com)
12365 * mn10200.c (indirect_memory_operand): Delete unused function.
12366 * mn10200.h (EXTRA_CONSTRAINT): Handle 'R'.
12367 * mn10200.md (bset, bclr insns): Handle output in a reg too.
12369 Fri Oct 24 15:54:57 1997 Richard Henderson <rth@cygnus.com>
12371 * alpha.md (call patterns): Revert Oct 16 change; if we are to elide
12372 the callee's ldgp, we must do it ourselves, and we use the jsr tag
12373 for more than scheduling.
12375 Fri Oct 24 13:23:04 1997 Doug Evans <devans@canuck.cygnus.com>
12377 * sparc/sparc.h (ASM_SPEC): Delete asm_arch.
12379 Fri Oct 24 13:19:40 1997 Jeffrey A Law (law@cygnus.com)
12381 * mn10300.c (symbolic_operand, legitimize_address): New functions.
12382 * mn10300.h (LEGITIMIZE_ADDRESS): Call legitimize_address.
12383 (GO_IF_LEGITIMATE_ADDRESS): Don't allow base + symbolic.
12385 Thu Oct 23 09:35:12 1997 Jeffrey A Law (law@cygnus.com)
12387 * version.c: Bump for snapshot.
12389 Thu Oct 23 08:03:59 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
12391 * dbxout.c (dbxout_start_new_source_file): Use output_quoted_string
12394 Wed Oct 22 00:34:12 1997 Jeffrey A Law (law@cygnus.com)
12396 * toplev.c (flag_exceptions): Default value is 2.
12397 (compile_file): If flag_exceptions still has the value 2, then
12400 * rs6000.c (struct machine_function): Add pic_offset_table_rtx.
12401 (rs6000_save_machine_status): Save pic_offset_table_rtx.
12402 (rs6000_restore_machine_status: Restore pic_offset_table_rtx.
12404 * local-alloc.c (block_alloc): Don't lose if two SCRATCH expressions
12407 * rs6000.md (*movsi_got_internal_mem): New pattern.
12408 (*movsi_got_internal_mem splitter): New define_split.
12410 Tue Oct 21 18:14:03 1997 Jim Wilson <wilson@cygnus.com>
12412 * obstack.h (obstack_empty_p): Fix spurious space after backslash.
12414 Tue Oct 21 18:34:01 1997 Geoffrey KEATING <geoffk@ozemail.com.au>
12416 * rs6000.c: Avoid creating a stack frame under SYSV ABI if we
12417 only need to save LR.
12419 Tue Oct 21 10:06:40 1997 Jeffrey A Law (law@cygnus.com)
12421 * mn10300.md (movqi, movhi): Avoid using address registers as
12422 destinations unless absolutely necessary.
12424 * mn10200.c (expand_prologue): Fix typo.
12426 * mn10200.h (GO_IF_LEGITIMATE_ADDRESS): Do not allow indexed
12428 * mn10200.md (neghi2): Provide an alternative which works if
12429 the input and output register are the same.
12431 * mn10300.c (print_operand): Handle 'S'.
12432 * mn10300.md (ashlsi3, lshrsi3, ashrsi3): Use %S for
12433 shift amount in last alternative
12435 * mn10300.c (expand_epilogue): Rework to handle register restores
12436 in "ret" and "retf" instructions correctly.
12438 Mon Oct 20 16:47:08 1997 Jim Wilson <wilson@cygnus.com>
12440 * expmed.c (extract_bit_field): Don't make flag_force_mem disable
12441 extzv for memory operands.
12443 * cse.c (simplify_ternary_operation, case IF_THEN_ELSE): Collapse
12444 redundant conditional moves to single operand.
12446 Mon Oct 20 15:30:26 1997 Nick Clifton <nickc@cygnus.com>
12448 * v850.h: Move define of __v850__ from CPP_PREDEFINES
12451 * xm-v850.h: Use __v850 rather than __v850__ to
12452 identify v850 port.
12454 Mon Oct 20 14:15:02 1997 Jim Wilson <wilson@cygnus.com>
12456 * mips/mips.c (compute_frame_size): Not a leaf function if
12459 Mon Oct 20 14:16:38 1997 Geoffrey KEATING <geoffk@ozemail.com.au>
12461 * rs6000/t-ppccomm: Use -msdata=none for crtstuff.
12463 Mon Oct 20 12:28:17 1997 Doug Evans <devans@canuck.cygnus.com>
12465 * sparc/sparc.h (SPARC_V9,SPARC_ARCH64): Delete.
12466 (DEFAULT_ARCH32_P): New macro.
12467 (TARGET_ARCH{32,64}): Allow compile time or runtime selection.
12468 (enum cmodel): Declare.
12469 (sparc_cmodel_string,sparc_cmodel): Declare.
12470 (SPARC_DEFAULT_CMODEL): Provide default.
12471 (TARGET_{MEDLOW,MEDANY}): Renamed to TARGET_CM_{MEDLOW,MEDANY}.
12472 (TARGET_FULLANY): Deleted.
12473 (TARGET_CM_MEDMID): New macro.
12474 (CPP_CPU_DEFAULT_SPEC): Renamed from CPP_DEFAULT_SPEC.
12475 (ASM_CPU_DEFAULT_SPEC): Renamed from ASM_DEFAULT_SPEC.
12476 (CPP_PREDEFINES): Take out stuff now handled by %(cpp_arch).
12477 (CPP_SPEC): Rewrite.
12478 (CPP_ARCH{,32,64,_DEFAULT}_SPEC): New macros.
12479 (CPP_{ENDIAN,SUBTARGET}_SPEC): New macros.
12480 (ASM_ARCH{,32,64,_DEFAULT}_SPEC): New macros.
12481 (ASM_SPEC): Add %(asm_arch).
12482 (EXTRA_SPECS): Rename cpp_default to cpp_cpu_default.
12483 Rename asm_default to asm_cpu_default.
12484 Add cpp_arch32, cpp_arch64, cpp_arch_default, cpp_arch, cpp_endian,
12485 cpp_subtarget, asm_arch32, asm_arch64, asm_arch_default, asm_arch.
12486 (NO_BUILTIN_{PTRDIFF,SIZE}_TYPE): Define ifdef SPARC_BI_ARCH.
12487 ({PTRDIFF,SIZE}_TYPE): Provide 32 and 64 bit values.
12488 (MASK_INT64,MASK_LONG64): Delete.
12489 (MASK_ARCH64): Renamed to MASK_64BIT.
12490 (MASK_{MEDLOW,MEDANY,FULLANY,CODE_MODEL}): Delete.
12491 (EMBMEDANY_BASE_REG): Renamed from MEDANY_BASE_REG.
12492 (TARGET_SWITCHES): Always provide 64 bit options.
12493 (ARCH64_SWITCHES): Delete.
12494 (TARGET_OPTIONS): New option -mcmodel=.
12495 (INT_TYPE_SIZE): Always 32.
12496 (MAX_LONG_TYPE_SIZE): Define ifdef SPARC_BI_ARCH.
12497 (INIT_EXPANDERS): sparc64_init_expanders renamed to sparc_init_....
12498 (FUNCTION_{,BLOCK_}PROFILER): Delete TARGET_EMBMEDANY support.
12499 (PRINT_OPERAND_PUNCT_VALID_P): Add '_'.
12500 * sparc/linux-aout.h (CPP_PREDEFINES): Take out stuff handled by
12502 (CPP_SUBTARGET_SPEC): Renamed from CPP_SPEC.
12503 * sparc/linux.h: Likewise.
12504 * sparc/linux64.h (SPARC_V9,SPARC_ARCH64): Delete.
12505 (ASM_CPU_DEFAULT_SPEC): Renamed from ASM_DEFAULT_SPEC.
12506 (TARGET_DEFAULT): Delete MASK_LONG64, MASK_MEDANY, add MASK_64BIT.
12507 (SPARC_DEFAULT_CMODEL): Define.
12508 (CPP_PREDEFINES): Take out stuff handled by CPP_SPEC.
12509 (CPP_SUBTARGET_SPEC): Renamed from CPP_SPEC.
12510 (LONG_DOUBLE_TYPE_SIZE): Define.
12511 (ASM_SPEC): Add %(asm_arch).
12512 * sparc/sol2.h (CPP_PREDEFINES): Take out stuff handled by CPP_SPEC.
12513 (CPP_SUBTARGET_SPEC): Renamed from CPP_SPEC.
12514 (TARGET_CPU_DEFAULT): Add ultrasparc case.
12515 * sparc/sp64-aout.h (SPARC_V9,SPARC_ARCH64): Delete.
12516 (TARGET_DEFAULT): MASK_ARCH64 renamed to MASK_64BIT.
12517 (SPARC_DEFAULT_CMODEL): Define.
12518 * sparc/sp64-elf.h (SPARC_V9,SPARC_ARCH64): Delete.
12519 (TARGET_DEFAULT): MASK_ARCH64 renamed to MASK_64BIT. Delete
12520 MASK_LONG64, MASK_MEDANY.
12521 (SPARC_DEFAULT_CMODEL): Define.
12522 (CPP_PREDEFINES): Delete.
12523 (CPP_SUBTARGET_SPEC): Renamed from CPP_SPEC.
12524 (ASM_SPEC): Add %(asm_arch).
12525 (LONG_DOUBLE_TYPE_SIZE): Define.
12526 (DWARF2_DEBUGGING_INFO): Define.
12527 * sparc/splet.h (CPP_SPEC): Delete.
12528 * sparc/sysv4.h (CPP_PREDEFINES): Take out stuff handled by CPP_SPEC.
12529 (FUNCTION_BLOCK_PROFILER): Delete TARGET_EMBMEDANY support.
12530 (BLOCK_PROFILER): Likewise.
12531 * sparc/sparc.c (sparc_cmodel_string,sparc_cmodel): New globals.
12532 (sparc_override_options): Handle code model selection.
12533 (sparc_init_expanders): Renamed from sparc64_init_expanders.
12534 * sparc/sparc.md: TARGET_<code_model> renamed to TARGET_CM_....
12535 TARGET_MEDANY renamed to TARGET_CM_EMBMEDANY.
12536 (sethi_di_embmedany_{data,text}): Renamed from sethi_di_medany_....
12537 (sethi_di_fullany): Delete.
12539 Mon Oct 20 02:00:18 1997 Klaus Kaempf <kkaempf@progis.de>
12540 Jeff Law <law@cygnus.com>
12541 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12543 * alpha/vms.h (DIVSI3_LIBCALL): OTS$ functions are upper case.
12544 (DIVDI3_LIBCALL, UDIVSI3_LIBCALL, UDIVDI3_LIBVALL): Likewise.
12545 (MODSI3_LIBCALL, MODDI3_LIBCALL): Likewise.
12546 (UMODSI3_LIBCALL, UMODDI3_LIBCALL): Likewise.
12547 * alpha/alpha.md (arg_home): Likewise.
12549 * alpha/alpha.c (vmskrunch): Delete
12550 * alpha/vms.h (ENCODE_SECTION_INFO, ASM_DECLARE_FUNCTION_NAME): Delete.
12551 * alpha.c (output_prolog, VMS): Use alloca for entry_label and don't
12552 truncate to 64 characters.
12554 * make-l2.com: Support openVMS/Alpha.
12556 * vmsconfig.com: Fix to work on openVMS/Alpha and openVMS/VAX.
12558 Sun Oct 19 19:00:35 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
12560 * longlong.h (count_leading_zeros): Add missing casts to USItype.
12562 Sun Oct 19 18:44:06 1997 Jeffrey A Law (law@cygnus.com)
12564 * i386/bsd386.h (ASM_COMMENT_START): Define.
12566 Sat Oct 18 13:47:15 1997 Jason Merrill <jason@yorick.cygnus.com>
12568 * tree.c (restore_tree_status): Also free up temporary storage
12569 when we finish a toplevel function.
12570 (dump_tree_statistics): Print stats for backend obstacks.
12572 Sat Oct 18 12:47:31 1997 Doug Evans <dje@canuck.cygnus.com>
12574 * expr.c (use_group_regs): Don't call use_reg for MEMs.
12576 Sat Oct 18 09:49:46 1997 Jason Merrill <jason@yorick.cygnus.com>
12578 * libgcc2.c (__throw): Don't copy the return address.
12579 * dwarf2out.c (expand_builtin_dwarf_reg_size): Ignore return address.
12581 * except.c (exceptions_via_longjmp): Initialize to 2 (uninitialized).
12582 * toplev.c (main): Initialize exceptions_via_longjmp.
12584 * tree.c: Add extra_inline_obstacks.
12585 (save_tree_status): Use it.
12586 (restore_tree_status): If this is a toplevel inline obstack and we
12587 didn't want to save anything on it, recycle it.
12588 (print_inline_obstack_statistics): New fn.
12589 * function.c (pop_function_context_from): Pass context to
12590 restore_tree_status.
12591 * obstack.h (obstack_empty_p): New macro.
12593 Sat Oct 18 00:43:59 1997 Jeffrey A Law (law@cygnus.com)
12595 * i386/freebsd.h (ASM_COMMENT_START): Fix.
12597 Fri Oct 17 23:48:52 1997 Jim Wilson (wilson@cygnus.com)
12599 * v850.c (ep_memory_offset): New function.
12600 (ep_memory_operand, substitute_ep_register, v850_reorg): Call it.
12602 * v850.h (CONST_OK_FOR_*): Add and correct comments.
12603 (CONSTANT_ADDRESS_P): Add comment.
12604 (EXTRA_CONSTRAINT): Define 'U'.
12605 * v850.md: Add comments on bit field instructions.
12606 (addsi3): Delete &r/r/r alternative. Add r/r/U alternative.
12607 (lshrsi3): Use N not J constraint.
12609 * v850.md (v850_tst1+1): New define_split for tst1 instruction.
12611 * v850.c (reg_or_0_operand): Call register_operand.
12612 (reg_or_int5_operand): Likewise.
12613 * v850.h (MASK_BIG_SWITCH, TARGET_BIG_SWITCH): New macros.
12614 (TARGET_SWITCHES): Add "big-switch".
12615 (ASM_OUTPUT_ADDR_VEC_ELT, ASM_OUTPUT_ADDR_DIFF_ELT, CASE_VECTOR_MODE,
12616 ASM_OUTPUT_BEFORE_BASE_LABEL): Add support for TARGET_BIG_SWITCH.
12617 (CASE_DROPS_THROUGH): Comment out.
12618 (CASE_VECTOR_PC_RELATIVE, JUMP_TABLES_IN_TEXT_SECTION): Define.
12619 * v850.md (cmpsi): Delete compare mode.
12620 (casesi): New pattern.
12622 * v850.h (CONST_OK_FOR_N): Delete redundant compare against zero.
12623 * v850.md (ashlsi3): Use SImode not QImode for shift count.
12624 (lshrsi3): Likewise.
12626 * v850.c (print_operand): Add 'c', 'C', and 'z' support. Delete
12627 unreachable switch statement after 'b' support. Remove "b" from
12628 strings for 'b' support.
12629 * v850.md (branch_normal, branch_invert): Change %b to b%b.
12631 Fri Oct 17 23:33:20 1997 Jeffrey A Law (law@cygnus.com)
12633 * Makefile.in (LIBGCC2_CFLAGS): Avoid a backslash then an
12634 empty line if @inhibit_libc@ is empty.
12636 Fri Oct 17 23:24:40 1997 Robert Lipe (robertl@dgii.com)
12638 * i386/sco5.h: Let ELF use dwarf2 unwinding. COFF uses sjlj.
12639 (EH_FRAME_SECTION_ASM_OP, EH_FRAME_SECTION_ASM_OP_ELF): Defined.
12640 (EH_FRAME_SECTION_ASM_OP_COFF): Likewise.
12641 (DWARF2_UNWIND_INFO): Let this track object file format.
12642 (EXTRA_SECTIONS): Add in_eh.
12643 (EH_FRAME_SECTION_ASM_OP, EH_FRAME_SECTION_ASM_OP_ELF): Define.
12644 (EH_FRAME_SECTION_ASM_OP_COFF): Likewise.
12646 Fri Oct 17 17:13:42 1997 David S. Miller <davem@tanya.rutgers.edu>
12648 * sparc/linux64.h (LINK_SPEC): Dynamic linker is ld-linux64.so.2.
12649 * sparc/sparc.h (FUNCTION_PROFILER): Fix format string when
12651 * sparc/sparc.c (dwarf2out_cfi_label): Extern no longer needed.
12652 (output_double_int): Output DI mode values correctly when
12653 HOST_BITS_PER_WIDE_INT is 64.
12654 (output_fp_move_quad): If TARGET_V9 and not TARGET_HARD_QUAD, use
12655 fmovd so it works if a quad float ends up in one of the upper 32
12657 * sparc/sparc.md (pic_{lo_sum,sethi}_di): New patterns
12658 necessary for PIC support on sparc64.
12660 Fri Oct 17 13:39:56 1997 Doug Evans <dje@canuck.cygnus.com>
12662 * sparc/sp64-elf.h (TARGET_DEFAULT): Delete MASK_STACK_BIAS.
12663 * sparc/sparc.h (PROMOTE_MODE): Promote small ints if arch64.
12664 (PROMOTE_FUNCTION_ARGS,PROMOTE_FUNCTION_RETURN): Define.
12665 (SPARC_FIRST_FP_REG, SPARC_FP_REG_P): New macros.
12666 (SPARC_{OUTGOING,INCOMING}_INT_ARG_FIRST): New macros.
12667 (SPARC_FP_ARG_FIRST): New macro.
12668 (CONDITIONAL_REGISTER_USAGE): All v9 fp regs are volatile now.
12669 (REG_ALLOC_ORDER,REG_LEAF_ALLOC_ORDER): Reorganize fp regs.
12670 (NPARM_REGS): There are 32 fp argument registers now.
12671 (FUNCTION_ARG_REGNO_P): Likewise.
12672 (FIRST_PARM_OFFSET): Update to new v9 abi.
12673 (REG_PARM_STACK_SPACE): Define for arch64.
12674 (enum sparc_arg_class): Delete.
12675 (sparc_arg_count,sparc_n_named_args): Delete.
12676 (struct sparc_args): Redefine and use for arch32 as well as arch64.
12677 (GET_SPARC_ARG_CLASS,ROUND_REG,ROUND_ADVANCE): Delete.
12678 (FUNCTION_ARG_ADVANCE): Rewrite.
12679 (FUNCTION_ARG,FUNCTION_INCOMING_ARG): Rewrite.
12680 (FUNCTION_ARG_{PARTIAL_NREGS,PASS_BY_REFERENCE}): Rewrite.
12681 (FUNCTION_ARG_CALLEE_COPIES): Delete.
12682 (FUNCTION_ARG_{PADDING,BOUNDARY}): Define.
12683 (STRICT_ARGUMENT_NAMING): Define.
12684 (doublemove_string): Declare.
12685 * sparc/sparc.c (sparc_arg_count,sparc_n_named_args): Delete.
12686 (single_move_string): Use GEN_INT, and HOST_WIDE_INT.
12687 (doublemove_string): New function.
12688 (output_move_quad): Clean up some of the arch64 support.
12689 (compute_frame_size): Add REG_PARM_STACK_SPACE if arch64.
12690 Don't add 8 bytes of reserved space if arch64.
12691 (sparc_builtin_saveregs): Combine arch32/arch64 versions.
12692 (init_cumulative_args): New function.
12693 (function_arg_slotno): New static function.
12694 (function_arg,function_arg_partial_nregs): New functions.
12695 (function_arg_{pass_by_reference,advance}): New functions.
12696 (function_arg_padding): New function.
12697 * ginclude/va-sparc.h: Rewrite v9 support.
12699 Fri Oct 17 12:29:48 1997 Christian Iseli <Christian.Iseli@lslsun.epfl.ch>
12701 * regclass.c (record_address_regs): Look at REG_OK_FOR_{BASE,INDEX}_P
12702 for hard regs to determine base and index registers.
12704 * reload.c (debug_reload_to_stream): New function. Specify stream
12705 into which to write debug info.
12706 (debug_reload): Modify to call debug_reload_to_stream with stderr.
12708 Thu Oct 16 15:07:51 1997 Richard Henderson <rth@cygnus.com>
12710 * combine.c (can_combine_p): Don't combine with an asm whose
12711 output is a hard register.
12713 Thu Oct 16 15:43:26 1997 Mike Stump (mrs@wrs.com)
12715 * c-decl.c (start_struct): Ensure that structs with forward
12716 declarations are in fact packed when -fpack-struct is given.
12718 * stor-layout.c (layout_record): Ignore STRUCTURE_SIZE_BOUNDARY if
12719 we are packing a structure. This allows a structure with only
12720 bytes to be aligned on a byte boundary and have no padding on a
12723 Thu Oct 16 15:17:54 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12725 * rs6000.h (ROUND_TYPE_ALIGN): Don't blow up if no fields in record.
12727 Thu Oct 16 11:20:30 1997 Richard Henderson <rth@cygnus.com>
12729 * alpha.c (alpha_return_addr_rtx): New variable.
12730 (alpha_save_machine_status): New; save it.
12731 (alpha_restore_machine_status): New; restore it.
12732 (alpha_init_expanders): New; clear it.
12733 (alpha_return_addr): New; set it.
12734 (alpha_ra_ever_killed): New; if alpha_return_addr_rtx, regs_ever_live
12735 is overly conservative, so search the insns explicitly.
12736 (alpha_sa_mask [VMS]): Check alpha_ra_ever_killed.
12737 (alpha_sa_size [VMS && !VMS]): Likewise.
12738 * alpha.h (RETURN_ADDR_RTX): Call alpha_return_addr.
12739 (INIT_EXPANDERS): New definition.
12741 * alpha.c: Move REG_PV, REG_RA somewhere more visible in the file.
12742 (output_prolog [!VMS]): Use them.
12744 * alpha.c (output_prolog [!VMS]): Move gp detection to ...
12745 (alpha_does_function_need_gp): ... a new function. Refine the
12746 CALL_INSN test to just TYPE_JSR.
12747 * alpha.md (most call insns): Fix some jsr/ibr type transpositions.
12749 Thu Oct 16 09:36:47 1997 Jeffrey A Law (law@cygnus.com)
12751 * version.c: Bump for snapshot.
12753 Wed Oct 15 21:38:18 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12755 * pa.c (move_operand): Respect -mdisable-indexing.
12756 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Likewise.
12758 Wed Oct 15 21:34:45 1997 David Edelsohn <edelsohn@mhpcc.edu>
12760 * rs6000.md (udivsi3, divsi3): Split into MQ and non-MQ cases for
12762 (umulsidi3,umulsi3_highpart): Ditto.
12763 (smulsi3_highpart_no_mq): Add !TARGET_POWER.
12765 Wed Oct 15 18:21:46 1997 Richard Henderson <rth@cygnus.com>
12767 * alpha.c (final_prescan_insn): Gut, remove and transform to ...
12768 (alpha_handle_trap_shadows): ... a new function. Handle the entire
12769 function in one go. Emit RTL for trapb, instead of printf directly.
12770 (alpha_reorg): New function. Call alpha_handle_trap_shadows.
12771 (trap_pending): Kill global variable.
12772 (output_epilog): Don't call final_prescan_insn.
12773 (struct shadow_summary): Elide $31 and $f31; now it fits in a word.
12774 * alpha.h (FINAL_PRESCAN_INSN): Remove.
12775 (MACHINE_DEPENENT_REORG): Define.
12776 * alpha.md (jsr patterns with trapb): Stupid and useless. Kill.
12779 Wed Oct 15 18:16:05 1997 Richard Henderson <rth@cygnus.com>
12781 Tune Haifa scheduler for Alpha:
12782 * alpha.h (ISSUE_RATE): Define.
12783 * alpha.c (alpha_adjust_cost): Handle EV5 mult delay; don't apply
12784 EV4 adjustments to EV5.
12785 * alpha.md: Remove all scaling from function unit delays. Rework
12786 EV5 function units to match the CPU.
12787 (umuldi3_highpart): EV5 added the IMULH insn class.
12789 Wed Oct 15 17:42:41 1997 Jeffrey A Law (law@cygnus.com)
12791 * pa.c (following_call): Fail if the CALL_INSN is an indirect
12794 Tue Oct 14 12:01:00 1997 Mark Mitchell <mmitchell@usa.net>
12796 * cplus-dem.c (demangle_signature): Don't look for return types on
12797 constructors. Handle member template constructors.
12799 Tue Oct 14 11:30:29 1997 Jason Merrill <jason@yorick.cygnus.com>
12801 * tree.c (expr_tree_cons, build_expr_list, expralloc): New fns.
12802 * tree.h: Declare them.
12804 Fri Oct 10 13:46:56 1997 Doug Evans <dje@canuck.cygnus.com>
12806 * configure.in: Handle --with-newlib.
12807 * Makefile.in (LIBGCC2_CFLAGS): Add @inhibit_libc@.
12809 * sparc/t-sp64 (LIBGCC2_CFLAGS): Delete.
12811 Wed Oct 8 14:37:44 1997 Jeffrey A Law (law@cygnus.com)
12813 * config/ptx4.h: Fix typo.
12815 Wed Oct 8 08:57:20 1997 Jeffrey A Law (law@cygnus.com)
12817 * version.c: Bump for snapshot.
12819 Tue Oct 7 16:27:34 1997 Manfred Hollstein <manfred@s-direktnet.de>
12821 * aclocal.m4: Substitute INSTALL.
12822 * configure: Re-built.
12824 Tue Oct 7 15:37:35 1997 Jeffrey A Law (law@cygnus.com)
12826 * integrate.c (save_for_inline_copying): Avoid undefined pointer
12828 (expand_inline_function): Likewise.
12830 * dwarf2out.c (output_call_frame_info): Reinstate last change
12831 using flag_debug_asm check instead of flag_verbose_asm.
12833 Tue Oct 7 12:57:26 1997 Jim Wilson <wilson@cygnus.com>
12835 * dwarf2out.c (output_call_frame_info): Remove last change.
12837 1997-10-04 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
12839 * frame.c (__frame_state_for): Execute the FDE insns until the
12840 current pc value is strictly bigger than the target pc value.
12842 Tue Oct 7 11:00:42 1997 Jason Merrill <jason@yorick.cygnus.com>
12844 * regclass.c (init_reg_modes): If we can't find a mode for the
12845 register, use the previous one.
12847 Tue Oct 7 10:55:34 1997 Richard Henderson <rth@cygnus.com>
12849 * haifa-sched.c (print_block_visualization): Call fprintf directly,
12850 don't sprintf through an alloca'ed buffer.
12852 Tue Oct 7 10:52:29 1997 Thomas Koenig (ig25@rz.uni-karlsruhe.de)
12854 * reload.c (decompose): Always initialize val.base.
12856 Tue Oct 7 10:19:26 1997 Manfred Hollstein (manfred@lts.sel.alcatel.de)
12858 * m68k/mot3300.h (ASM_OUTPUT_ALIGN): Accept any alignment
12859 instead of aborting.
12860 * dwarf2out.c (output_call_frame_info): Call app_enable and
12861 app_disable to let GNU as accept the generated comments.
12863 Tue Oct 7 11:41:21 1997 Michael Meissner <meissner@cygnus.com>
12865 * tree.h (get_file_function_name): Add declaration.
12866 * dwarf2out.c (output_call_frame_info): No need to cast
12867 get_file_function_name call anymore.
12868 * profile.c (toplevel): Remove get_file_function_name
12870 * c-lang.c (finish_file): Ditto.
12872 Tue Oct 7 10:01:45 1997 Chip Salzenberg <chip@rio.atlantic.net>
12874 * Makefile.in (program_transform_name): Let autoconf substitute
12877 Tue Oct 7 09:54:35 1997 Jeffrey A Law (law@cygnus.com)
12879 * haifa-sched.c (schedule_block): If the first real insn in a
12880 block has any special notes attached to it, remove them.
12882 Tue Oct 7 09:48:51 1997 Richard Henderson <rth@cygnus.com>
12884 * alpha.h (FLOAT_STORE_FLAG_VALUE): It's 2.0 not 0.5.
12886 Mon Oct 6 12:47:32 1997 Manfred Hollstein (manfred@lts.sel.alcatel.de)
12888 * m88k.c (m88k_begin_prologue): Remove superfluous backslash.
12890 Mon Oct 6 12:04:24 1997 Jeffrey A Law (law@cygnus.com)
12892 * Makefile.in (check-g77): New test target.
12893 (CHECK-TARGETS): Add check-g77.
12895 Fri Oct 3 11:56:36 1997 Jason Merrill <jason@yorick.cygnus.com>
12897 * toplev.c (rest_of_compilation): Defer all non-nested inlines.
12899 Fri Oct 3 15:49:27 1997 Michael Meissner <meissner@cygnus.com>
12901 * flow.c (print_rtl_with_bb): Cast alloca return value for
12904 Thu Oct 2 21:15:03 1997 Richard Henderson <rth@cygnus.com>
12906 * i386.h (RETURN_ADDR_RTX): New definition that works for
12907 __builtin_return_address(0) and -fomit-frame-pointer.
12909 Wed Oct 1 13:43:53 1997 Jim Wilson <wilson@cygnus.com>
12911 Bring over from FSF.
12912 Tue Aug 5 16:10:45 1997 Jason Merrill <jason@yorick.cygnus.com>
12914 * mips.c (function_arg): Handle passing a struct
12915 containing a double in a DFmode register without the PARALLEL.
12917 Wed Oct 1 11:13:25 1997 Ian Lance Taylor <ian@cygnus.com>
12919 * pexecute.c: Use spawn if __CYGWIN32__.
12921 * pexecute.c: Include "config.h" first, as per autoconf manual
12922 (from Paul Eggert <eggert@twinsun.com>).
12924 Wed Oct 1 01:44:36 1997 Philippe De Muyter <phdm@info.ucl.ac.be>
12926 * m68k/x-mot3300 (XCFLAGS): Disable as's long/short jump
12927 optimisation for f/expr.o and f/stb.o.
12929 Tue Sep 30 23:48:57 1997 Jeffrey A Law (law@cygnus.com)
12931 * cse.c (this_insn_cc0_mode): Initialize.
12933 Tue Sep 30 23:09:40 1997 Thomas Koenig <ig25@mvmap66.ciw.uni-karlsruhe.de>
12935 * cccp.c (expand_to_temp_buffer): Initialize all members of obuf.
12937 * haifa-sched.c (get_block_head_tail): Remove unneeded initialization.
12939 Tue Sep 30 23:06:43 1997 Richard Henderson <rth@cygnus.com>
12941 * alpha.md (beq): For registers and ints 0-255, use cmpeq+bne, since
12942 that pair will dual-issue on the 21164 and plus+beq won't.
12943 (bne): Likewise for cmpeq+beq.
12945 Tue Sep 30 16:07:58 1997 Jim Wilson <wilson@cygnus.com>
12947 * except.c (find_exception_handler_labels): Correct argument to free.
12949 Tue Sep 30 11:00:00 1997 Brendan Kehoe <brendan@lisa.cygnus.com>
12951 * except.c (find_exception_handler_labels): Free LABELS when we're
12954 Mon Sep 29 14:04:35 1997 Jeffrey A Law (law@cygnus.com)
12956 * version.c: Bump for snapshot.
12958 Mon Sep 29 10:51:53 1997 Jason Merrill <jason@yorick.cygnus.com>
12960 * flow.c (find_basic_blocks): Mark calls as potentially jumping
12963 Mon Sep 29 09:58:06 1997 Jeffrey A Law (law@cygnus.com)
12965 * configure.in: Substitute for "install" too.
12966 * configure: Rebuilt.
12968 Mon Sep 29 00:38:42 1997 Aaron Jackson <jackson@negril.msrce.howard.edu>
12970 * Makefile.in (bootstrap-lean, compare-lean): New targets.
12972 Mon Sep 29 00:18:16 1997 Richard Henderson (rth@cygnus.com)
12974 * alias.c (base_alias_check): Two symbols can conflict if they
12975 are accessed via AND.
12976 (memrefs_conflict_p): Likewise.
12978 * alpha.h (SETUP_INCOMING_VARARGS): Emit a blockage insn
12979 after flushing argument registers to the stack.
12981 * Makefile.in (mostlyclean): Remove .regmove files.
12983 Sun Sep 28 18:59:58 1997 Jason Merrill <jason@yorick.cygnus.com>
12985 * libgcc2.c (__throw): Fix thinko.
12987 Sun Sep 28 12:00:52 1997 Mark Mitchell <mmitchell@usa.net>
12989 * cplus-dem.c (demangle_template): Add new parameter. Handle new
12990 template-function mangling.
12991 (consume_count_with_underscores): New function.
12992 (demangle_signature): Handle new name-mangling scheme.
12994 Sun Sep 28 01:55:04 1997 Philippe De Muyter <phdm@info.ucl.ac.be>
12996 * flow.c (print_rtl_with_bb): Cast alloca return values for variables
12999 Sun Sep 28 01:05:16 1997 Jeffrey A Law (law@cygnus.com)
13001 * frame.c: Remove last change.
13002 * dwarf2.h: Remove last change.
13003 * tree.h: Add declarations of DWARF2 unwind info support
13006 Sat Sep 27 11:02:38 1997 Jason Merrill <jason@yorick.cygnus.com>
13008 * c-decl.c (init_decl_processing): Add __builtin_dwarf_reg_size.
13009 * tree.h (built_in_function): Likewise.
13010 * expr.c (expand_builtin): Likewise.
13011 * except.h: Likewise.
13012 * dwarf2out.c (expand_builtin_dwarf_reg_size): New fn.
13013 * libgcc2.c (copy_reg): New fn.
13016 Fri Sep 26 08:54:59 1997 Paul Eggert <eggert@twinsun.com>
13018 * c-typeck.c (build_binary_op): Warn about comparing signed vs
13019 unsigned if -W is specified and -Wno-sign-compare is not.
13020 * c-decl.c (warn_sign_compare): Initialize to -1.
13021 (c_decode_option): -Wall no longer implies -Wsign-compare.
13023 Fri Sep 26 09:00:13 1997 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
13025 * frame.c: Include gansidecl.h for PROTO.
13026 * dwarf2out.c: Move inclusion of dwarf2.h down so that PROTO is
13027 defined. Don't declare dwarf2out_cfi_label here.
13028 * dwarf2.h: Add declarations of DWARF2 unwind info support
13030 * m68k.c: Include dwarf2.h.
13031 (output_function_prologue): Add dwarf2 support.
13032 * m68k.h (INCOMING_RETURN_ADDR_RTX, DWARF_FRAME_REGNUM): New macros.
13033 (INCOMING_FRAME_SP_OFFSET): Likewise.
13035 * integrate.c (expand_inline_function): Make sure there is at
13036 least one insn that can be used as an insertion point.
13038 Wed Sep 24 21:34:06 1997 Jason Merrill <jason@yorick.cygnus.com>
13040 * dwarf2out.c: s/flag_verbose_asm/flag_debug_asm/
13042 Wed Sep 24 22:05:30 1997 Jeffrey A Law (law@cygnus.com)
13044 * version.c: Bump for snapshot.
13046 Wed Sep 24 17:36:23 1997 Doug Evans <dje@canuck.cygnus.com>
13048 Bring over from FSF.
13050 Wed Sep 24 19:17:08 1997 Doug Evans <dje@cygnus.com>
13052 * sparc/sparc.md (get_pc_via_call): Renamed from get_pc_sp32.
13053 (get_pc_via_rdpc): Renamed from get_pc_sp64.
13054 * sparc/sparc.c (finalize_pic): Update call to gen_get_pc_via_call.
13056 Wed Sep 24 18:38:22 1997 David S. Miller <davem@tanya.rutgers.edu>
13058 * sparc/sparc.h (ASM_CPU_SPEC): Pass -Av9a for v8plus, ultrasparc.
13059 (TARGET_OPTIONS): Add -malign-loops=, -malign-jumps=,
13060 -malign-functions=.
13061 (sparc_align_{loops,jumps,funcs}_string): Declare.
13062 (sparc_align_{loops,jumps,funcs}): Declare.
13063 (DEFAULT_SPARC_ALIGN_FUNCS): New macro.
13064 (FUNCTION_BOUNDARY): Use sparc_align_funcs.
13065 (STACK_BIAS): Define.
13066 (SPARC_SIMM*_P): Cast to unsigned HOST_WIDE_INT first, then perform
13068 (SPARC_SETHI_P): New macro.
13069 (CONST_OK_FOR_LETTER_P): Use it.
13070 (ASM_OUTPUT_ALIGN_CODE): Define.
13071 (ASM_OUTPUT_LOOP_ALIGN): Define.
13072 * sparc/sparc.c (sparc_align_{loops,jumps,funcs}_string): New globals.
13073 (sparc_align_{loops,jumps,funcs}): New globals.
13074 (sparc_override_options): Handle -malign-loops=, -malign-jumps=,
13075 -malign-functions=.
13076 (move_operand): Use SPARC_SETHI_P.
13077 (arith_double_operand): Cast to unsigned HOST_WIDE_INT first, then
13079 (arith11_double_operand): Likewise.
13080 (arith10_double_operand): Likewise.
13081 (finalize_pic): Finish sparc64 support.
13082 (emit_move_sequence): Use SPARC_SETHI_P. Simplify low part of
13083 64 bit constants if able.
13084 (output_fp_move_quad): Don't use fmovq unless TARGET_HARD_QUAD.
13085 (sparc_builtin_saveregs, sparc64 case): Don't save fp regs if
13087 * sparc/sparc.md (*): Use GEN_INT instead of gen_rtx.
13088 (get_pc_sp32): Use for sparc64 as well.
13089 (lo_sum_di_sp{32,64}): Fix handling on 64 bit hosts.
13090 (sethi_di_sp64_const): Likewise.
13091 (movtf_cc_sp64): Check TARGET_HARD_QUAD.
13092 (cmp_zero_extract_sp64): Use unsigned HOST_WIDE_INT in cast.
13093 (ashlsi3, ashldi3, ashrsi3, ashrdi3, lshrsi3, lshrdi3): Likewise.
13095 Tue Sep 23 19:02:46 1997 Doug Evans <dje@cygnus.com>
13097 * sparc/linux-aout.h (COMMENT_BEGIN): Delete.
13098 * sparc/linux.h (COMMENT_BEGIN): Likewise.
13099 * sparc/linux64.h (COMMENT_BEGIN): Likewise.
13101 Tue Sep 23 14:48:18 1997 David S. Miller <davem@tanya.rutgers.edu>
13103 Add sparc64 linux support.
13104 * configure.in (sparc64-*-linux*): Recognize. Add sparc/xm-sparc.h
13105 to xm_file list on 32-bit sparc-linux.
13106 * sparc/xm-sp64.h: New file.
13107 * sparc/linux64.h: New file.
13108 * sparc/xm-linux.h: Include some standard headers if not inhibit_libc.
13109 Don't include xm-sparc.h.
13110 * config/xm-linux.h (HAVE_PUTENV, HAVE_ATEXIT): Define.
13111 * glimits.h (LONG_MAX): Handle sparc64.
13113 Sat Sep 20 03:07:54 1997 Doug Evans <dje@cygnus.com>
13115 * sparc/sysv4.h (ASM_COMMENT_START): Delete.
13116 * sparc.h (ASM_COMMENT_START): Define.
13117 * sparc.c (output_function_prologue): Use it.
13118 (sparc_flat_output_function_{epi,pro}logue): Likewise.
13120 Wed Sep 17 15:04:19 1997 Doug Evans <dje@cygnus.com>
13122 * sparc/sysv4.h (ASM_OUTPUT_{FLOAT,DOUBLE,LONG_DOUBLE}): Delete,
13123 use sparc.h's copies.
13124 * sparc/sparc.h (ASM_OUTPUT_{FLOAT,DOUBLE,LONG_DOUBLE}): Print
13125 ascii form as well.
13127 Mon Sep 8 08:45:19 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
13129 * sparc.c (dwarf2out_cfi_label): Add declaration.
13130 (save_regs, output_function_prologue): Remove cast for it.
13131 (sparc_flat_{save_restore,output_function_prologue): Likewise.
13132 ({save,restore}_regs): No longer inline.
13134 Tue Sep 23 12:34:51 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
13136 * fold-const.c (make_range): Correctly handle cases of converting
13137 from unsigned to signed type.
13139 Tue Sep 23 12:34:51 1997 Bernd Schmidt <crux@pool.informatik.rwth-aachen.de>
13141 * fold-const.c (merge_ranges): Make sure that if one range is subset
13142 of another, it will always be the second range. Correct (+,-) case to
13145 Tue Sep 23 08:32:51 1997 Jason Merrill <jason@yorick.cygnus.com>
13147 * final.c (final_end_function): Also do dwarf2 thing if
13148 DWARF2_DEBUGGING_INFO.
13149 (final_start_function): Likewise.
13151 Tue Sep 23 01:15:50 1997 David S. Miller <davem@tanya.rutgers.edu>
13153 * expmed.c (expand_divmod): If compute_mode is not the same as
13154 mode, handle the case where convert_modes() causes op1 to no
13155 longer be a CONST_INT.
13157 * reorg.c (dbr_schedule): At end of this pass, add REG_BR_PRED
13158 note holding get_jump_flags() calculation to all JUMP_INSNs.
13159 * rtl.h (enum reg_note): New note types REG_BR_PRED and REG_SAVE_AREA.
13160 * rtl.c (reg_note_name): Add new note types.
13162 Tue Sep 23 00:59:54 1997 Jeffrey A Law (law@cygnus.com)
13164 * rtlanal.c (computed_jump_p): Fix typo in last change.
13166 Tue Sep 23 00:42:44 1997 H.J. Lu (hjl@gnu.ai.mit.edu)
13168 * loop.c (indirect_jump_in_function_p): Return 0
13171 Tue Sep 23 00:33:55 1997 Jeffrey A Law (law@cygnus.com)
13173 * rs6000/xm-rs6000.h: Fix thinko in last change.
13174 * rs6000/xm-sysv4.h: Likewise.
13176 Mon Sep 22 19:33:53 1997 Jim Wilson <wilson@cygnus.com>
13178 * mips.c (save_restore_insns): Only set RTX_FRAME_RELATED_P if store_p.
13180 Mon Sep 22 14:41:00 1997 Jeffrey A Law (law@cygnus.com)
13182 * reg-stack.c (find_blocks): Fix thinko in last change.
13184 1997-09-21 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
13186 * m68k.c (output_function_prologue): Add dwarf2 support.
13188 * m68k.h (INCOMING_RETURN_ADDR_RTX, DWARF_FRAME_REGNUM,
13189 INCOMING_FRAME_SP_OFFSET): New definitions.
13191 Mon Sep 22 11:36:42 1997 David S. Miller <davem@tanya.rutgers.edu>
13193 * combine.c (try_combine): Use NULL_RTX instead of '0' where
13194 appropriate in calls to gen_rtx().
13195 * cse.c (cse_main): Likewise.
13196 * emit-rtl.c (gen_label_rtx): Likewise.
13197 * expr.c (init_expr_once): Likewise.
13198 * haifa-sched.c (flush_pending_lists, sched_analyze_insn,
13199 sched_analyze, init_rgn_data_dependences,
13200 compute_block_backward_dependences): Likewise.
13201 * sched.c (schedule_insns): Likewise.
13202 * varasm.c (immed_double_const): Likewise.
13204 * sparc.h (INCOMING_FRAME_SP_OFFSET): Define to
13205 SPARC_STACK_BIAS for sake of dwarf2 on sparc64.
13207 Mon Sep 22 11:21:33 1997 J. Kean Johnston <jkj@sco.com>
13209 * i386/sco5.h: Make ELF default file format and add -mcoff/-melf..
13210 (MULTILIB_DEFAULTS): Define.
13211 (ASM_SPEC, CPP_SPEC): Handle -mcoff.
13212 (STARTFILE_SPEC, ENDFILE_SPEC, LINK_SPEC): Likewise.
13213 (LIBGCC_SPEC): Likewise.
13214 (MASK_COFF, TARGET_COFF, TARGET_ELF): Define.
13215 (SUBTARGET_SWITCHES): Add -mcoff and -melf.
13216 * i386/t-sco5 (CRTSTUFF_T_CFLAGS): Add -fPIC.
13217 (CRTSTUFF_T_CFLAGS_S): Tweak for COFF.
13218 (EXTRA_PARTS, TAROUTOPTS): Delete.
13219 (libgcc1-elf, libgcc2-elf, libgcc-elf targets): Delete.
13220 (MULTILIB_OPTIONS): Define.
13221 (MULTILIB_DIRNAMES, MULTILIB_EXCEPTIONS): Likewise.
13222 (MULTILIB_MATCHE, MULTILIB_EXTRA_OPTS): Likewise.
13224 Mon Sep 22 02:10:43 1997 Jeffrey A Law (law@cygnus.com)
13226 * version.c: Bump for snapshot.
13228 Sun Sep 21 17:45:45 1997 Jeffrey A Law (law@cygnus.com)
13230 * loop.c (loop_number): Delete function. Change all references
13231 to use uid_loop_num array.
13232 * loop.h (loop_number): Delete declaration.
13233 * unroll.c (unroll_loop): Change "loop_number" references to
13234 use uid_loop_num instead.
13236 * loop.c (loop_unroll_factor): Move outside #ifdef HAIFA
13238 (loop_unroll_iter): Remove unused variable and all references.
13239 (loop_optimize): Always allocate and clear space for loop_unroll_factor.
13240 (insert_bct): Fix minor formatting problems.
13241 * loop.h (loop_unroll_factor): Move decl outside #ifdef HAIFA.
13242 (loop_unroll_iter): Removed unused decl.
13243 * unroll.c (unroll_loop): Remove code to set loop_unroll_iter.
13244 Always record the unrolling factor.
13246 * cse.c (simplify_relational_operation): Set h0u just like h0s.
13247 Similarly for h1u and h1s.
13249 * flow.c (jmp_uses_reg_or_mem): Deleted unused function.
13250 (find_basic_blocks): Use computed_jump_p to determine if a
13251 particular JUMP_INSN is a computed jump.
13252 * reg-stack.c (find_blocks): Use computed_jump_p to determine
13253 if a particular JUMP_INSN is a computed jump.
13254 * rtlanal.c (jmp_uses_reg_or_mem): New function.
13255 (computed_jump_p): Likewise.
13256 * rtl.h (computed_jump_p): Declare.
13257 * genattrtab.c (pc_rtx): Define and initialize.
13258 * loop.c (loop_optimize): Always determine if the current
13259 function has a computed jump.
13260 (indirect_jump_in_function_p): Use computed_jump_p to determine
13261 if a particular JUMP_INSN is a computed jump.
13263 * loop.c (fix_bct_param): Delete unused function.
13264 (check_bct_param): Likewise.
13266 Sat Sep 20 16:22:06 1997 Jason Merrill <jason@yorick.cygnus.com>
13268 * frame.c (__deregister_frame): Check properly for initialized object.
13270 Fri Sep 19 20:51:03 1997 H.J. Lu (hjl@gnu.ai.mit.edu)
13272 * alpha/linux.h (HANDLE_SYSV_PRAGMA): Defined.
13274 Fri Sep 19 18:53:50 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
13276 * jump.c (thread_jumps): check can_reverse_comparison_p before
13277 threading a reversed-condition jump.
13279 * sched.c (update_flow_info): Don't pass SCRATCH to dead_or_set_p.
13280 * haifa-sched.c (update_flow_info): Likewise.
13282 Thu Sep 18 21:13:40 1997 Jeffrey A Law (law@cygnus.com)
13284 * Makefile.in (BOOT_CFLAGS): Use -O2.
13286 * configure.in (strtoul, bsearch): Have autoconf check for these
13288 * configure, config.in: Rebuilt.
13290 * m68k/xm-mot3300.h (alloca): Properly declare if __STDC__.
13291 * mips/mips.h (alloca): Likewise.
13292 * rs6000/xm-rs6000.h (alloca): Likewise.
13293 * rs6000/xm-sysv4.h: Likewise.
13295 Thu Sep 18 14:22:22 1997 Jason Merrill <jason@yorick.cygnus.com>
13297 * final.c (final_scan_insn): Hand BARRIERs off to the dwarf2 code.
13298 * dwarf2out.c (dwarf2out_frame_debug): Pass the whole insn along.
13299 (dwarf2out_stack_adjust): A BARRIER resets the args space to 0.
13301 * except.c (end_eh_unwinder): Subtract 1 from return address.
13302 * libgcc2.c (__throw): Likewise.
13303 (find_exception_handler): Don't change PC here. Compare end with >.
13305 Thu Sep 18 10:43:07 1997 Nick Clifton <nickc@cygnus.com>
13307 * v850.c (compute_register_save_size): Correct register
13309 * v850.md (save_interrupt, return_interrupt): Correct
13311 * v850/lib1funcs.asm (save_interrupt): Correct register number.
13312 (return_interrupt): Use stack pointer, not element pointer.
13314 1997-09-18 Brendan Kehoe <brendan@lisa.cygnus.com>
13316 * configure.in, configure: Make sure to create the stage* and include
13317 symbolic links in each subdirectory.
13319 Thu Sep 18 01:47:06 1997 Jeffrey A Law (law@cygnus.com)
13321 * pa.md (reload_peepholes): Don't allow addresses with side
13322 effects for the memory operand.
13324 Wed Sep 17 18:19:53 1997 Jason Merrill <jason@yorick.cygnus.com>
13326 * libgcc2.c (find_exception_handler): Subtract one from our PC when
13327 looking for a handler, to avoid hitting the beginning of the next
13330 * except.c (expand_builtin_set_return_addr_reg): Use force_operand.
13332 Wed Sep 17 18:33:59 1997 Jeffrey A Law (law@cygnus.com)
13334 * mips/abi64.h (LONG_MAX_SPEC): Define.
13335 * mips.h (LONG_MAX_SPEC): Define.
13336 (CPP_SPEC): Include long_max_spec.
13337 (EXTRA_SPECS): Include long_max_spec.
13339 Wed Sep 17 14:11:38 1997 Jeffrey A Law (law@cygnus.com)
13341 * v850.c (construct_save_jarl): Fix thinko in last change.
13343 Wed Sep 17 09:53:07 1997 Jeffrey A Law (law@cygnus.com)
13345 * version.c: Bump for snapshot.
13347 Tue Sep 16 14:22:36 1997 Jason Merrill <jason@yorick.cygnus.com>
13349 * libgcc2.c (find_exception_handler): Not found is -1.
13351 * integrate.c (expand_inline_function): Move expand_start_bindings
13352 after expanding the arguments.
13354 Tue Sep 16 11:13:46 1997 Jim Wilson <wilson@cygnus.com>
13356 * expr.c (expand_expr): Remove previous incorrect change.
13357 If target and slot has no DECL_RTL, then call mark_addressable
13358 again for the slot after we give it RTL.
13360 Tue Sep 16 09:18:52 1997 Jason Merrill (jason@cygnus.com)
13362 * expr.c (expand_expr, case TARGET_EXPR): Call mark_addressable
13363 again for the slot after we give it RTL.
13365 Tue Sep 16 00:13:20 1997 Nick Clifton <nickc@cygnus.com>
13367 * v850.c (register_is_ok_for_epilogue,
13368 pattern_is_ok_for_epilogue, construct_restore_jr,
13369 pattern_is_ok_for_prologue, construct_save_jarl): New functions.
13371 * v850.h (pattern_is_ok_for_prologue,
13372 pattern_is_ok_for_epilogue, register_is_ok_for_epilogue): New
13375 * v850.md: Replace prologue and epilogue patterns with a
13376 match_parallel pattern.
13378 Mon Sep 15 22:53:01 1997 Jeffrey A Law (law@cygnus.com)
13380 * aclocal.m4: Add replacement for AC_PROG_INSTALL.
13381 * configure.in: Use EGCS_PROG_INSTALL.
13383 Mon Sep 15 22:40:55 1997 Jim Wilson (wilson@cygnus.com)
13385 * dwarf2out.c (gen_subprogram_die): Handle redefinition of an
13386 extern inline function.
13388 Mon Sep 15 22:40:55 1997 Richard Henderson (rth@cygnus.com)
13390 * dwarf2out.c (reg_loc_descriptor): Fix prototype.
13391 (concat_loc_descriptor): New function.
13392 (loc_descriptor): Call it.
13393 (add_AT_location_description): Also elide the descriptor if both
13394 halves of a CONCAT are pseudos.
13395 (add_location_or_const_value_attribute): Recognize CONCAT too.
13397 Mon Sep 15 15:24:00 1997 Richard Henderson <rth@cygnus.com>
13399 * alpha.md (movdi): Handle CONST_DOUBLE for TARGET_BUILD_CONSTANTS.
13401 * alpha/alpha.c (output_prolog): New variable sa_reg. Use it for
13402 out-or-range reg_offset.
13403 (output_epilog): Likewise.
13405 Mon Sep 15 15:39:26 1997 Jeffrey A Law (law@cygnus.com)
13407 * cse.c (simplify_relational_operation): If MODE specifies a
13408 mode wider than HOST_WIDE_INT, then the high word of a CONST_INT
13409 is derived from the sign bit of the low word.
13411 Mon Sep 15 11:43:38 1997 Jason Merrill <jason@yorick.cygnus.com>
13413 Support dwarf2 unwinding on PUSH_ROUNDING targets like the x86.
13415 * dwarf2.h: Add DW_CFA_GNU_args_size.
13416 * frame.c (execute_cfa_insn): Likewise.
13417 * dwarf2out.c (dwarf_cfi_name, output_cfi): Likewise.
13418 (dwarf2out_args_size, dwarf2out_stack_adjust): New fns.
13419 (dwarf2out_frame_debug): If this isn't a prologue or epilogue
13420 insn, hand it off to dwarf2out_stack_adjust.
13421 (dwarf2out_begin_prologue): Initialize args_size.
13422 * frame.h (struct frame_state): Add args_size.
13423 * libgcc2.c (__throw): Use args_size.
13424 * final.c (final_scan_insn): If we push args, hand off all insns
13425 to dwarf2out_frame_debug.
13426 * defaults.h (DWARF2_UNWIND_INFO): OK for !ACCUMULATE_OUTGOING_ARGS.
13428 * dwarf2out.c dwarf2out_frame_debug): Fix typo.
13429 Handle epilogue restore of SP from FP.
13430 * emit-rtl.c (gen_sequence): Still generate a sequence if the
13431 lone insn has RTX_FRAME_RELATED_P set.
13433 * frame.c (extract_cie_info): Handle "e" augmentation.
13434 * dwarf2out.c (ASM_OUTPUT_DWARF_*): Provide definitions in the
13435 absence of UNALIGNED_*_ASM_OP.
13436 (UNALIGNED_*_ASM_OP): Only provide defaults if OBJECT_FORMAT_ELF.
13437 (output_call_frame_info): Use "e" instead of "z" for augmentation.
13438 Don't emit augmentation fields length.
13439 (dwarf2out_do_frame): Move outside of #ifdefs.
13440 * defaults.h (DWARF2_UNWIND_INFO): Don't require unaligned data
13443 * sparc.h (UNALIGNED_INT_ASM_OP et al): Don't define here after all.
13444 * sparc/sysv4.h (UNALIGNED_INT_ASM_OP): Define here.
13445 * sparc/sunos4.h (DWARF2_UNWIND_INFO): Define to 0.
13446 * sparc/sun4gas.h: New file.
13447 * configure.in: Use sun4gas.h if SunOS 4 --with-gnu-as.
13449 * collect2.c (write_c_file_stat, write_c_file_glob): Declare
13450 __register_frame_table and __deregister_frame.
13452 1997-09-15 Brendan Kehoe <brendan@cygnus.com>
13454 * except.c (find_exception_handler_labels): Use xmalloc instead of
13455 alloca, since MAX_LABELNO - MIN_LABELNO can be more than 1 million
13458 Sun Sep 14 21:01:23 1997 Jeffrey A Law (law@cygnus.com)
13460 * Makefile.in: Various changes to build info files
13461 in the object tree rather than the source tree.
13463 Sun Sep 14 12:24:30 1997 Jeffrey A Law (law@cygnus.com)
13465 * fixinc.math: New file to fix math.h on some systems.
13466 * configure.in (freebsd, netbsd): Use fixinc.math on these
13468 * configure: Rebuilt.
13470 Sun Sep 14 11:11:05 1997 Jeffrey A Law (law@cygnus.com)
13472 * regmove.c (regmove_optimize): If we end up moving the
13473 original insn due to lifetime overlaps, make sure to move
13476 Sat Sep 13 15:51:11 1997 Manfred Hollstein <manfred@s-direktnet.de>
13478 * Makefile.in (INSTALL_{PROGRAM,DATA}): Use value found by configure.
13480 Sat Sep 13 12:57:26 1997 Jeffrey A Law (law@cygnus.com)
13482 * haifa-sched.c (add_branch_dependences): Make each insn in
13483 a SCHED_GROUP_P block explicitly depend on the previous insn.
13485 Fri Sep 12 13:49:58 1997 Jason Merrill <jason@yorick.cygnus.com>
13487 * except.h: Prototype dwarf2 hooks.
13490 Thu Sep 11 17:43:55 1997 Jim Wilson <wilson@cygnus.com>
13492 * configure.in (native_prefix): Delete.
13493 (mips-dec-netbsd): Don't set prefix.
13494 (*linux*): Don't set prefix.
13496 Thu Sep 11 15:48:32 1997 Fred Fish <fnf@ninemoons.com>
13498 * protoize.c: Include <varargs.h> only if HAVE_VARARGS_H is
13499 defined. If not defined, include <sys/varargs.h> if
13500 HAVE_SYS_VARARGS_H is defined.
13501 * configure.in: Test for varargs.h and sys/varargs.h.
13502 * configure: Regenerate with autoconf.
13503 * config.in: Regenerate with autoheader.
13505 * cpplib.c (quote_string): Cast first arg of sprintf call
13506 from "unsigned char *" to "char *".
13507 (output_line_command): Ditto.
13508 (macroexpand): Ditto.
13509 (do_line): Cast atoi arg from "unsigned char *" to "char *".
13511 Wed Sep 10 21:37:30 1997 Jeffrey A Law (law@cygnus.com)
13513 * version.c: Bump for snapshot.
13515 * Makefile.in (compare): Exit with nonzero status if there
13516 are comparison failures. Note which files failed the
13517 comparison test in .bad_compare.
13519 Wed Sep 10 17:05:46 1997 H.J. Lu (hjl@gnu.ai.mit.edu)
13521 * config/alpha/elf.h (CPP_PREDEFINES): Remove -D__PIC__ -D__pic__.
13523 Wed Sep 10 16:37:28 1997 Fred Fish <fnf@ninemoons.com>
13525 * Makefile.in (LN, LN_S): New macros, use where appropriate.
13526 * aclocal.m4 (GCC_PROG_LN_S, GCC_PROG_LN): New tests.
13527 * configure.in: Use GCC_PROG_LN_S and GCC_PROG_LN.
13528 * configure: Regenerated.
13530 Thu Sep 11 11:09:43 1997 Jeffrey A Law (law@cygnus.com)
13532 * loop.c (strength_reduce): Fix typo.
13534 Wed Sep 10 16:01:15 1997 Jim Wilson <wilson@cygnus.com>
13536 * m88k/m88k.c (struct option): Rename to struct options.
13537 * m88k/dolph.h (INITIALIZE_TRAMPOLINE): Delete here.
13538 * m88k/sysv3.h (INITIALIZE_TRAMPOLINE): Delete ifdef and comments.
13539 * libgcc2.c (__enable_execute_stack): Check for __sysV88__ not
13540 __DOLPHIN__ or sysV88.
13542 Wed Sep 10 14:58:40 1997 Jim Wilson <wilson@cygnus.com>
13544 * emit-rtl.c (gen_lowpart_common): For a SUBREG, add in word when
13547 Wed Sep 10 15:19:22 1997 Jeffrey A Law (law@cygnus.com)
13549 * config.sub: Accept 'amigados' for backward compatability.
13551 Wed Sep 10 14:05:08 1997 H.J. Lu (hjl@gnu.ai.mit.edu)
13553 * Makefile.in (testsuite/site.exp): New target.
13554 (check-gcc, check-g++): Depend on testsuite/site.exp.
13555 Don't stop for failure.
13557 Wed Sep 10 12:59:57 1997 Jason Merrill <jason@yorick.cygnus.com>
13559 * expr.c (expand_builtin): Only support __builtin_dwarf_fp_regnum()
13560 if DWARF2_UNWIND_INFO.
13562 Wed Sep 10 11:49:20 1997 Jason Merrill <jason@yorick.cygnus.com>
13564 Add support for exception handling using DWARF 2 frame unwind info.
13565 Currently works on SPARC and MIPS, and almost on x86.
13567 * libgcc2.c (get_reg, put_reg, get_return_addr, put_return_addr,
13568 next_stack_level, in_reg_window): Helper fns.
13569 (__throw): Implement for DWARF2_UNWIND_INFO.
13571 * expr.c (expand_builtin): Handle builtins used by __throw.
13572 * tree.h (enum built_in_function): Add builtins used by __throw.
13573 * c-decl.c (init_decl_processing): Declare builtins used by __throw.
13574 * dwarf2out.c (expand_builtin_dwarf_fp_regnum): Used by __throw.
13575 * except.c (expand_builtin_unwind_init): Hook for dwarf2 __throw.
13576 (expand_builtin_extract_return_addr): Likewise.
13577 (expand_builtin_frob_return_addr): Likewise.
13578 (expand_builtin_set_return_addr_reg): Likewise.
13579 (expand_builtin_eh_stub): Likewise.
13580 (expand_builtin_set_eh_regs): Likewise.
13581 (eh_regs): Choose two call-clobbered registers for passing back values.
13583 * frame.c, frame.h: New files for parsing dwarf 2 frame info.
13584 * Makefile.in (LIB2ADD): New variable. Add $(srcdir)/frame.c.
13585 (libgcc2.a): Use it instead of $(LIB2FUNCS_EXTRA) $(LANG_LIB2FUNCS)
13586 (stmp-multilib): Likewise.
13587 ($(T)crtbegin.o, $(T)crtend.o): Add -fno-exceptions.
13589 * except.c: #include "defaults.h".
13590 (exceptions_via_longjmp): Default depends on DWARF2_UNWIND_INFO.
13591 (emit_throw): Don't defeat assemble_external if DWARF2_UNWIND_INFO.
13592 (register_exception_table_p): New fn.
13593 (start_eh_unwinder): Don't do anything if DWARF2_UNWIND_INFO.
13594 (end_eh_unwinder): Likewise.
13596 * crtstuff.c: Wrap .eh_frame section, use EH_FRAME_SECTION_ASM_OP,
13597 call __register_frame and __deregister_frame as needed.
13598 * varasm.c (eh_frame_section): New fn if EH_FRAME_SECTION_ASM_OP.
13599 * dwarf2out.c (EH_FRAME_SECTION): Now a function-like macro. Check
13600 EH_FRAME_SECTION_ASM_OP.
13601 * sparc/sysv4.h (EH_FRAME_SECTION_ASM_OP): Define.
13602 * mips/iris6.h: (EH_FRAME_SECTION_ASM_OP): Define.
13603 (LINK_SPEC): Add __EH_FRAME_BEGIN__ to hidden symbols.
13605 * dwarf2out.c (output_call_frame_info): If no support for
13606 EXCEPTION_SECTION, mark the start of the frame info with a
13608 * collect2.c (frame_tables): New list.
13609 (is_ctor_dtor): Recognise frame entries.
13610 (scan_prog_file): Likewise.
13611 (main): Pass -fno-exceptions to sub-compile. Also do collection
13612 if there are any frame entries.
13613 (write_c_file_stat): Call __register_frame_table and
13614 __deregister_frame as needed.
13615 (write_c_file_glob): Likewise.
13617 * defaults.h (DWARF2_UNWIND_INFO): Default to 1 if supported.
13618 Also require unaligned reloc support.
13619 * sparc.h (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP,
13620 UNALIGNED_DOUBLE_INT_ASM_OP): Define here.
13621 * sparc/sysv4.h: Not here.
13623 * toplev.c (compile_file): Call dwarf2out_frame_{init,finish}.
13624 * dwarf2out.c (dwarf2out_init): Don't call dwarf2out_frame_init.
13625 (dwarf2out_finish): Don't call dwarf2out_frame_finish.
13627 * libgcc2.c (L_eh): Reorganize, moving code shared by different
13628 EH implementations to the top.
13629 (find_exception_handler): Split out. Start from 0. Compare against
13631 (__find_first_exception_table_match): Use it.
13632 * except.c (output_exception_table): Don't do anything if there's
13633 no table. Don't output a first entry of zeroes.
13634 (eh_outer_context): Adjust properly.
13635 (add_eh_table_entry): Use xrealloc.
13636 * toplev.c (compile_file): Just call output_exception_table.
13638 Wed Sep 10 11:30:36 1997 Jason Merrill <jason@cygnus.com>
13640 * i386.c (ix86_prologue): Add dwarf2 support for !do_rtl case.
13642 Wed Sep 10 08:17:10 1997 Torbjorn Granlund <tege@pdc.kth..se>
13644 * except.c (eh_outer_context): Do masking using expand_and.
13646 Wed Sep 10 01:38:30 1997 Doug Evans <dje@cygnus.com>
13648 Add port done awhile ago for the ARC cpu.
13649 * arc/arc.h: New file.
13650 * arc/arc.c: New file.
13651 * arc/arc.md: New file.
13652 * arc/initfini.c: New file.
13653 * arc/lib1funcs.asm: New file.
13654 * arc/t-arc: New file.
13655 * arc/xm-arc.h: New file.
13656 * ginclude/va-arc.h: New file.
13657 * ginclude/stdarg.h: Include va-arc.h ifdef __arc__.
13658 * ginclude/varargs.h: Likewise.
13659 * Makefile.in (USER_H): Add va-arc.h.
13660 * configure.in (arc-*-elf*): Recognize.
13661 * longlong.h: Add ARC support.
13663 Wed Sep 10 01:32:54 1997 Jeffrey A Law (law@cygnus.com)
13665 * expr.c (clear_storage): Use CONST0_RTX instead of const0_rtx.
13666 when clearing non-BLKmode data.
13668 Wed Sep 10 00:29:29 1997 Manfred Hollstein <manfred@s-direktnet.de>
13670 * m88k/sysv3.h (INITIALIZE_TRAMPOLINE) Define.
13671 * libgcc2.c (__enable_execute_stack): Provide for sysV88 too.
13673 * xm-m88k.h (USG): Only define if it hasn't already been defined.
13675 * Makefile.in (risky-stage1): Delete gratutious whitespace.
13677 * Makefile.in (clean): Delete libgcc1-test.
13679 * Makefile.in (INSTALL): cd to $(srcdir) before running texinfo.
13681 Tue Sep 9 17:07:36 1997 Stan Cox <coxs@dg-rtp.dg.com>
13683 * m88k.c (m88k_expand_prologue): Set MEM_IN_STRUCT_P of va_list
13686 Tue Sep 9 09:50:02 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
13688 * dwarf2out.c (output_call_frame_info): Call named_section.
13690 Tue Sep 9 09:12:17 1997 Jeffrey A Law (law@cygnus.com)
13692 * haifa-sched.c (print_value): Fix last change.
13694 Tue Sep 9 01:30:37 1997 Jason Merrill <jason@yorick.cygnus.com>
13696 * mips.h (DWARF_FRAME_REGNUM): Use the same numbering regardless of
13699 Mon Sep 8 16:32:43 1997 Jason Merrill <jason@yorick.cygnus.com>
13701 * mips.c (function_prologue): Set up the CFA when ABI_32.
13703 * sparc.c (save_regs): Check dwarf2out_do_frame instead of DWARF2_DEBUG
13704 for dwarf2 unwind info.
13705 (output_function_prologue, sparc_flat_output_function_prologue): Same.
13707 * final.c (final_end_function): Check dwarf2out_do_frame instead
13708 of DWARF2_DEBUG for dwarf2 unwind info.
13709 (final_scan_insn): Likewise.
13710 (final_start_function): Likewise. Initialize dwarf2 frame debug here.
13713 * expr.c (expand_builtin_return_addr): Only SETUP_FRAME_ADDRESSES if
13716 * varasm.c (exception_section): Check EXCEPTION_SECTION first.
13718 Mon Sep 8 15:15:11 1997 Nick Clifton <nickc@cygnus.com>
13720 * v850.h (ASM_SPEC): Pass on target processor.
13721 (CPP_PREDEFINES): Only define if not already specified.
13722 (TARGET_VERSION): Only define if not already specified.
13723 (MASK_CPU, MASK_V850, MASK_DEFAULT): Bits to specify target
13725 (EXTRA_SWITCHES): Extra entries in the switches array.
13726 (TARGET_DEFAULT): Set default target processor.
13728 Mon Sep 8 18:26:35 1997 Jim Wilson <wilson@cygnus.com>
13730 * m68k.h (MACHINE_STATE_SAVE, MACHINE_STATE_RESTORE): In MOTOROLA
13731 cases, add %# and %/, and add : to make them into extended asms.
13733 Sun Sep 7 23:57:50 1997 Weiwen Liu <liu@hepunix.physics.yale.edu>
13735 * alias.c (init_alias_analysis): Clean up incompatible pointer
13736 type warning in bzero.
13737 * regmove.c (regmove_optimize): Ditto.
13738 * haifa-sched.c (find_rgns): Ditto.
13740 * haifa-sched.c (print_value): Clean up ptr->int cast
13743 Sun Sep 7 23:18:32 1997 Fred Fish <fnf@ninemoons.com>
13745 * INSTALL: Change 'amigados' to 'amigaos' to match current usage.
13746 * install.texi (Configurations): Ditto.
13747 * config.sub: Ditto.
13749 Sun Sep 7 22:56:56 1997 Weiwen Liu (liu@hepvms.physics.yale.edu)
13751 * Makefile.in (sdbout.o): Depend on insn-config.h.
13753 Sun Sep 7 18:44:50 1997 Jim Wilson <wilson@cygnus.com>
13755 * m68k/m68k.h (TARGET_SWITCHES): For 68000, 68302, subtract MASK_68881.
13756 For 68303, 68332, cpu32, subtract MASK_68040_ONLY.
13758 Sun Sep 7 18:30:46 1997 Jason Merrill <jason@yorick.cygnus.com>
13760 * dwarf2out.c (dwarf2out_frame_debug): Assume that in a PARALLEL
13761 prologue insn, only the first elt is significant.
13762 (output_call_frame_info): For exception handling, always use 4-byte
13763 fields as specified by the dwarf2 spec.
13764 Don't skip trivial FDEs.
13766 Sun Sep 7 14:19:39 1997 Jeffrey A Law (law@cygnus.com)
13768 * version.c: Bump for snapshot.
13770 Sun Sep 7 14:17:36 1997 Torbjorn Granlund (tege@pdc.kth.se)
13772 * expmed.c (expand_divmod): Make op1_is_pow2 depend on unsignedp
13773 for negative constants. Promote EXACT_DIV_EXPR to TRUNC_DIV_EXPR
13776 Sun Sep 7 13:46:46 1997 Jeffrey A Law (law@cygnus.com)
13778 * final.c (shorten_branches): During first pass, assume worst
13779 possible alignment for ADDR_VEC and ADDR_VEC_DIFF insns.
13781 * Makefile.in (distclean): Remove various things left around
13782 by running the testsuite.
13784 Sun Sep 7 13:16:06 1997 Manfred Hollstein <manfred@s-direktnet.de>
13786 * configure.in (out_file): Emit definition to config.status in order
13787 to have a defined value for configure.lang.
13788 * configure: Re-built.
13790 Sun Sep 7 09:59:08 1997 Jan-Jaap van der Heijden (J.J.vanderHeijden@student.utwente.nl)
13792 * configure.in: Make symlink to as-new rather than as.new. Similarly
13794 * configure: Rebuilt.
13796 Fri Sep 5 16:54:55 1997 Jim Wilson <wilson@cygnus.com>
13798 * profile.c (output_func_start_profiler): Set DECL_EXTERNAL to zero.
13800 Fri Sep 5 16:16:44 1997 Christian Kuehnke <Christian.Kuehnke@arbi.Informatik.Uni-Oldenburg.DE>
13802 * sparc/sparc.md: Add ultrasparc scheduling support.
13803 * sparc/sparc.h (RTX_COSTS): For MULT give v9 a cost of 25 insns.
13805 Fri Sep 5 14:04:59 1997 Philippe De Muyter <phdm@info.ucl.ac.be>
13807 * integrate.c (save_for_inline_copying): Use 0, not NULL_PTR,
13808 as initial value for real_label_map.
13809 (copy_for_inline): Likewise.
13811 Fri Sep 5 13:36:44 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
13813 * sched.c (update_flow_info) When looking if to set found_split_dest
13814 or found_orig_dest, look at all parts of a PARALLEL.
13815 * haifa-sched.c (update_flow_info): Likewise.
13817 Fri Sep 5 10:08:44 1997 Jeffrey A Law (law@cygnus.com)
13819 * v850: New directory for v850 port.
13820 * v850/lib1funcs.asm: New file.
13821 * t-v850, v850.c, v850.h, v850.md, xm-v850.h: New files.
13822 * ginclude/va-v850.h: New file.
13823 * ginclude/varargs.h, ginclude/stdarg.h: Include va-mn10200.h.
13824 * configure.in (mn10200-*-*): New target.
13825 * configure: Rebuilt.
13826 * config.sub: Handle v850-elf.
13827 * Makefile.in (USER_H): Add va-mn10200.h.
13828 * invoke.texi: Document v850 stuff.
13830 Fri Sep 5 09:37:50 1997 Jim Wilson (wilson@cygnus.com)
13832 * sdbout.c (plain_type_1, case ARRAY_TYPE): Verify that TYPE_DOMAIN
13833 has integer TYPE_{MAX,MIN}_VALUE before using them.
13835 * m68k/m68k.h (MACHINE_STATE_SAVE, MACHINE_STATE_RESTORE): Add
13836 __HPUX_ASM__ versions.
13838 Fri Sep 5 09:08:44 1997 Jeffrey A Law (law@cygnus.com)
13840 * install.sh: Delete duplicate install script.
13842 Thu Sep 4 23:14:27 1997 Stan Cox (coxs@dg-rtp.dg.com)
13844 * reg-stack.c (subst_stack_regs): Pop the stack register for a
13845 computed goto which sets the same stack register.
13847 * reg-stack.c (compare_for_stack_reg): Swap only if the source and
13848 destination are both on the regstack.
13849 (subst_stack_regs_pat): Put the destination at the top of the regstack.
13851 Thu Sep 4 15:02:27 1997 Jim Wilson <wilson@cygnus.com>
13853 * mips.md (nonlocal_goto_receiver): Define.
13855 * profile.c (output_arc_profiler): Check next_insert_after for non
13856 NULL before deferencing it.
13858 * i386/t-sol2 (TARGET_LIBGCC2_CFLAGS): Define to -fPIC.
13860 Thu Sep 4 14:51:57 1997 Jeffrey A Law (law@cygnus.com)
13862 * i386.h (CPP_CPU_DEFAULT): Avoid using #elif.
13864 Thu Sep 4 15:01:49 1997 Michael Meissner <meissner@cygnus.com>
13866 * toplev.c (rest_of_compilation): For passes starting with
13867 flow_analysis, use print_rtl_with_bb instead of print_rtl.
13869 * print-rtl.c (print_rtl_single): Print a single rtl value to a
13872 * flow.c (print_rtl_with_bb): Print which insns start and end
13873 basic blocks. For the start of a basic block, also print the live
13876 Thu Sep 4 11:51:43 1997 Jim Wilson <wilson@cygnus.com>
13878 * toplev.c (main): Change #elif to #else/#ifdef
13880 * tlink.c: Include ctype.h.
13881 * ginclude/va-mips.h: Add _VA_MIPS_H_ENUM ifdef/define/endif.
13883 Thu Sep 4 11:17:16 1997 Mikeael Meissner (meissner@cygnus.com)
13885 * bitmap.c: Conditionally include stdlib.h.
13886 (free): Provide a declaration if NEED_DECLARATION_FREE.
13888 Thu Sep 4 09:58:53 1997 Joel Sherrill (joel@OARcorp.com)
13890 * i960/i960.h: Added default for SUBTARGET_SWITCHES macro.
13892 Thu Sep 4 09:53:20 1997 Jim Wilson (wilson@cygnus.com)
13894 * profile.c (output_arc_profiler): Verify next_insert_after is an
13895 INSN before and after skipping a stack pop.
13897 Thu Sep 4 07:39:19 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
13899 * final.c (shorten_branches): Don't count the lengths of deleted
13902 Thu Sep 4 09:43:01 1997 Jeffrey A Law (law@cygnus.com)
13904 * version.c: Bump for snapshot.
13906 Thu Sep 4 11:04:21 1997 Michael Meissner <meissner@cygnus.com>
13908 * bitmap.h (EXECUTE_IF_AND_IN_BITMAP): New macro, to iterate over
13909 two bitmaps ANDed together.
13910 (bitmap_print): Declare.
13912 * bitmap.c (function_obstack): Don't declare any more.
13913 (bitmap_obstack): Obstack for allocating links from.
13914 (bitmap_obstack_init): New static to say whether to initialize
13916 (bitmap_element_allocate): Use bitmap_obstack to allocate from.
13917 (bitmap_release_memory): Free all memory allocated from
13920 * basic-block.h (EXECUTE_IF_AND_IN_REG_SET): New macro, invoke
13921 EXECUTE_IF_AND_IN_BITMAP.
13923 Wed Sep 3 10:39:42 1997 Jim Wilson <wilson@cygnus.com>
13925 * alias.c (true_dependence): Address with AND can alias scalars.
13926 (anti_dependence, output_dependence): Likewise.
13928 * alias.c (true_dependence): Test x for BLKmode, in addition to mem.
13930 Wed Sep 3 09:28:50 CDT 1997 Joel Sherrill (joel@OARcorp.com)
13932 * i386/go32-rtems.h, i386/rtems.h, i960/rtems.h, m68k/rtems.h,
13933 mips/rtems64.h, pa/rtems.h, rs6000/rtems.h, sh/rtems.h,
13934 sparc/rtems.h (subtarget_switches): Removed SUBTARGET_SWITCHES
13935 definitions. Use -qrtems instead of -mrtems.
13937 Wed Sep 3 09:05:41 1997 Robert Lipe (robert@dgii.com)
13939 * xm-sco5.h (sys_siglist): Define.
13940 (SYS_SIGLIST_DECLARED): Likewise.
13942 Tue Sep 2 23:33:33 1997 Jeffrey A Law (law@cygnus.com)
13944 * expr.c (convert_move): Handle truncation from TQFmode to QFmode.
13946 Wed Sep 3 02:09:30 1997 Torbjorn Granlund <tege@pdc.kth..se>
13948 * except.c (eh_outer_context): Expand masking operation using
13951 Tue Sep 2 18:09:39 1997 Jim Wilson <wilson@cygnus.com>
13953 * alpha.md (floatdisf2-1): New pattern.
13955 Tue Sep 2 18:41:55 1997 Jeffrey A Law (law@cygnus.com)
13957 * xm-svr4.h (SYS_SIGLIST_DECLARED): Define.
13958 * xm-news.h (SYS_SIGLIST_DECLARED): Likewise.
13959 * xm-sysv4.h (SYS_SIGLIST_DECLARED): Likewise.
13960 * gcc.texi: Note that if you define sys_siglist that you should
13961 also define SYS_SIGLIST_DECLARED.
13963 * mn10200.h (INITIALIZE_TRAMPOLINE): PC relative instructions
13964 are relative to the next instruction, not the current instruction.
13966 Tue Sep 2 14:22:43 1997 Jim Wilson <wilson@cygnus.com>
13968 * local-alloc.c (contains_replace_regs): New function.
13969 (update_equiv_regs): When adding a REG_EQUIV note for a set of a MEM,
13970 verify that there is no existing REG_EQUIV note, and add a call to
13971 contains_place_regs.
13973 Tue Sep 2 12:48:11 1997 H.J. Lu (hjl@gnu.ai.mit.edu)
13975 * config/alpha/elf.h (CPP_PREDEFINES): Add -D__PIC__ -D__pic__.
13976 (STARTFILE_SPEC): Always use crtbegin.o%s
13977 (ENDFILE_SPEC): Always use crtend.o%s.
13979 Tue Sep 2 12:00:36 1997 Jim Wilson <wilson@cygnus.com>
13981 * alpha/alpha.h (PREFERRED_RELOAD_CLASS): Return NO_REGS if NO_REGS
13983 * emit-rtl.c (gen_lowpart_common): Add code to convert CONST_INT to
13984 SFmode for 64 bit hosts.
13986 Tue Sep 2 13:42:38 1997 Paul N. Hilfinger <hilfingr@CS.Berkeley.EDU>
13988 * fixincludes: Permits spaces between # and define. Discard C++
13989 comments in sys/pci.h on HP/UX 10.20.
13991 Mon Sep 1 22:13:18 1997 Jeffrey A Law (law@cygnus.com)
13993 * version.c: Bump for snapshot.
13995 * pa.c (restore_unscaled_index_insn_codes): New function.
13996 (record_unscaled_index_insn_codes): Likewise.
13997 (output_function_prologue): Call restore_unscaled_index_insn_codes.
13998 (output_function_epilogue): Free memory for unscaled_index_insn_codes.
13999 (pa_reorg): Call record_unscaled_index_insn_codes.
14001 * haifa-sched.c (move_insn): Handle notes correctly for insns
14002 with SCHED_GROUP_P set.
14004 Mon Sep 1 16:58:57 1997 H.J. Lu (hjl@gnu.ai.mit.edu)
14006 * alpha/xm-linux.h (USE_BFD): Undef before define.
14008 Mon Sep 1 16:25:34 1997 Jim Wilson <wilson@cygnus.com>
14010 * cse.c (cse_insn): Don't record BLKmode values.
14012 Mon Sep 1 11:25:47 1997 Stephen Williams (steve@icarus.icarus.com)
14014 * i960.h (LINK_SPEC): Handle "-mjX" and "-mrp" switches.
14016 Mon Sep 1 08:29:46 1997 Jeffrey A Law (law@cygnus.com)
14018 * cccp.c (sys_errlist): Remove special 4.4bsd declaration.
14019 * collect2.c (sys_errlist): Likewise.
14020 * cpplib.c (sys_errlist): Likewise.
14021 * gcc.c (sys_errlist): Likewise.
14022 * protoize (sys_errlist): Likewise.
14023 * configure.in: Check for strerror.
14024 * xm-freebsd.h (HAVE_STRERROR): Remove definition.
14025 * xm-gnu.h (HAVE_STRERROR): Likewise.
14026 * xm-linux.h (HAVE_STRERROR): Likewise.
14027 * xm-netbsd.h (HAVE_STRERROR): Likewise.
14028 * xm-bsd386.h (HAVE_STRERROR): Likewise.
14029 * xm-cygwin32.h (HAVE_STRERROR): Likewise.
14030 * xm-dos.h (HAVE_STRERROR): Likewise.
14031 * xm-mingw32.h (HAVE_STRERROR): Likewise.
14032 * xm-pa.h (HAVE_STRERROR): Likewise.
14033 * xm-papro.h (HAVE_STRERROR): Likewise.
14034 * xm-sysv4.h (HAVE_STRERROR): Likewise.
14035 * configure, config.in: Rebuilt.
14037 * Makefile.in: Add several missing "else true" clauses.
14039 * collect2.c: Change DONT_DECLARE_SYS_SIGLIST to SYS_SIGLIST_DECLARED.
14040 * mips-tfile.c: Likewise.
14041 * gcc.texi: DONT_DECLARE_SYS_SIGLIST: Remove docs.
14042 * xm-linux.h (DONT_DECLARE_SYS_SIGLIST): Delete definition.
14043 * xm-freebsd.h, xm-bsd386.h, xm-sysv4.h, xm-sol2.h: Likewise.
14044 * configure.in: Check for sys_siglist declaration.
14045 * configure, config.in: Rebuilt.
14047 Mon Sep 1 08:04:07 1997 Joel Sherrill (joel@OARcorp.com)
14049 * i386/go32-rtems.h, i386/rtems.h, i960/rtems.h,
14050 m68k/rtems.h, mips/rtems64.h, pa/rtems.h, rs6000/rtems.h,
14051 sparc/rtems.h (subtarget_switches): Added -mrtems as a switch.
14052 * i960/i960.h: Added SUBTARGET_SWITCHES macro.
14053 * rs6000/sysv4.h (extra_subtarget_switches): Added new
14054 macro EXTRA_SUBTARGET_SWITCHES.
14055 * configure.in (sh*-*-rtems*): New target.
14056 * sh/rtems.h: New file.
14057 * sh/sh.h: Added SUBTARGET_SWITCHES macro.
14058 * configure: Rebuilt.
14060 Sat Aug 30 22:54:26 1997 Jim Wilson <wilson@cygnus.com>
14062 * unroll.c (calculate_giv_inc): Handle increment with code PLUS.
14064 Sat Aug 30 10:49:46 1997 David Edelsohn <edelsohn@mhpcc.edu>
14066 * rs6000.md: Make DF fused-add operations pay attention to
14069 Fri Aug 29 19:19:54 1997 Jim Wilson <wilson@cygnus.com>
14071 * i386/xm-sysv4.h (DONT_DECLARE_SYS_SIGLIST): Define.
14073 Fri Aug 29 16:13:51 1997 Jeffrey A Law (law@cygnus.com)
14075 * pa.md (reload_peepholes): Make sure operand is a REG before
14076 examining REGNO. Allow general registers too.
14078 Fri Aug 29 11:42:04 1997 Jim Wilson <wilson@cygnus.com>
14080 * varasm.c (mark_constants): Don't look inside CONST_DOUBLEs.
14082 Fri Aug 29 09:33:20 1997 Philipp Thomas (kthomas@lxi165.gwdg.de)
14084 * dwarf2out.c (build_abbrev_table): Use xrealloc, not xmalloc
14085 to reallocate abbrev_die_table.
14087 Thu Aug 28 15:14:46 1997 Jim Wilson <wilson@cygnus.com>
14089 * m68k/m68k.md (iorsi_zexthi_ashl16): Disable.
14091 1997-08-27 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
14093 * Makefile.in (config.status): Depend on version.c
14095 * expr.h (insn_gen_function): Reenable prototype.
14097 * expr.c (move_by_pieces_1, clear_by_pieces_1): Fix prototype of
14100 Thu Aug 28 13:01:43 1997 Jim Wilson <wilson@cygnus.com>
14102 * i386.c (ix86_expand_epilogue): Emit blockage instruction when pic.
14104 Thu Aug 28 07:03:15 1997 Jeffrey A Law (law@cygnus.com)
14106 * version.c: Bump for latest snapshot.
14108 * bc-optab.c: Conditionally include stdlib.h.
14109 (free): Provide a declaration if NEED_DECLARATION_FREE.
14110 * tree.c (free): Provide a declaration if NEED_DECLARATION_FREE.
14111 * rtl.h (free): Remove declaration.
14112 * tree.h (free): Remvoe declaration.
14114 * configure: Rebuilt.
14116 Wed Aug 27 21:32:20 1997 Jeffrey A Law (law@cygnus.com)
14118 * flags.h (flag_move_all_movables): Declare.
14119 (flag_reduce_all_givs): Likewise.
14120 * loop.c (move_movables): Handle flag_move_all_movables.
14121 (strength_reduce): Handle flag_reduce_all_givs.
14122 * toplev.c (flag_move_all_movables): Define.
14123 (flag_reduce_all_givs): Likewise.
14124 (f_options): Add -fmove-all-movables and -freduce-all-givs.
14125 * invoke.texi: Document new options, including alias stuff that
14126 wasn't included last time.
14128 Wed Aug 27 18:08:51 1997 Bob Manson (manson@cygnus.com)
14130 * t-h8300: Use TARGET_LIBGCC2_CFLAGS instead of LIBGCC2_CFLAGS.
14131 * t-mn10200: Ditto.
14132 * t-vxsparc: Ditto.
14133 * t-vxworks68: Ditto.
14134 * t-vxworks960: Ditto.
14137 Wed Aug 27 16:35:29 1997 Richard Henderson <rth@cygnus.com>
14139 * alpha/xm-alpha.h (alloca): Define alloca to builtin_alloca for GNUC
14140 if not already defined, and USE_C_ALLOCA not defined.
14142 Wed Aug 27 16:08:43 1997 Jim Wilson <wilson@cygnus.com>
14144 * config.guess: Replace with script that uses ../config.guess.
14146 * config/alpha/elf.h (DEFAULT_VTABLE_THUNKS): New. Defined as 1
14147 if USE_GNULIBC_1 is not defined.
14149 Wed Aug 27 15:49:12 1997 Richard Henderson <rth@cygnus.com>
14151 * alpha/elf.h (LINK_SPEC): Conditionalize on USE_GNULIBC_1.
14152 * config.guess: Recognize alpha-linux-gnulibc1.
14153 * configure.in (alpha-*-linux-gnulibc1): New target.
14154 (alpha-*-linux-gnu*): Don't build crtbegin/end.
14156 Wed Aug 27 11:52:58 1997 Jim Wilson <wilson@cygnus.com>
14158 * m68k.md (iorsi3_internal): Readd ! TARGET_5200 check lost in
14161 Wed Aug 27 01:56:18 1997 Doug Evans <dje@seba.cygnus.com>
14163 * loop.c (combine_movables): Earlier insns don't match later ones.
14165 Wed Aug 27 01:24:25 1997 H.J. Lu (hjl@gnu.ai.mit.edu)
14167 * config/linux.h (CC1_SPEC): Define it only if not defined.
14169 * config/m68k/linux.h (CC1_SPEC): Undefine it before include
14172 * config/linux.h (DEFAULT_VTABLE_THUNKS): New. Defined as 1 if
14173 USE_GNULIBC_1 is not defined.
14175 * config/rs6000/linux.h (DEFAULT_VTABLE_THUNKS): New. Defined as 1.
14177 * config/sparc/linux.h (DEFAULT_VTABLE_THUNKS): New. Defined
14178 as 1 if USE_GNULIBC_1 is not defined.
14180 Wed Aug 27 00:49:14 1997 Jeffrey A Law (law@cygnus.com)
14182 * reorg.c (dbr_schedule): Allow current_function_return_rtx
14183 to be something other than a REG.
14184 * function.c (expand_function_end): Fix current_function_return_rtx
14185 if it was a pseudo.
14187 * t-freebsd (USER_H): Include EXTRA_HEADERS and LANG_EXTRA_HEADERS.
14188 * x-netbsd: Likewise
14189 * x-dgux (USER_H): Include EXTRA_HEADERS and LANG_EXTRA_HEADERS
14190 (INSTALL_HEADERS): Delete.
14191 * x-dguxbcs: Likewise.
14192 * x-hp3bsd44: Likewise
14195 Wed Aug 27 00:30:00 1997 Bernd Schmidt <crux@pool.informatik.rwth-aachen.de>
14197 * i386.md (pop): pop increments the stack pointer.
14198 (prologue_set_stack_ptr): New pattern.
14199 * i386.c (ix86_expand_prologue): Use prologue_set_stack_ptr
14202 Tue Aug 26 18:50:32 1997 Jim Wilson <wilson@cygnus.com>
14204 * reload.c (find_reloads, case '0'): Reject matching a non-offsettable
14205 address where an offsettable address is required.
14207 Tue Aug 26 17:54:56 1997 Michael P. Hayes (michaelh@ongaonga.chch.cri.nz>
14209 * loop.c (check_final_value): Don't miss a biv increment in a
14212 Tue Aug 26 12:03:49 1997 Jim Wilson (wilson@cygnus.com)
14214 * dwarfout.c (dwarfout_file_scope_decl, case TYPE_DECL): Check
14215 TYPE_DECL_IS_STUB instead of DECL_NAME.
14217 Mon Aug 25 23:27:10 1997 H.J. Lu (hjl@gnu.ai.mit.edu)
14219 * objc/Make-lang.in ($(OBJC_O)): Also depend on cc1obj.
14221 Mon Aug 25 23:27:10 1997 Jim Meyering <meyering@eng.ascend.com>
14223 * objc/Make-lang.in ($(OBJC_O)): Also depend on $(GCC_PASSES).
14225 Mon Aug 25 13:12:24 1997 Jeffrey A Law (law@cygnus.com)
14227 * haifa-sched.c (find_pre_sched_live): Remove #if 0 code.
14228 (find_post_sched_live): Likewise.
14230 * haifa-sched.c (schedule_block): Remove old code to get arguments
14231 from hard regs into pseudos early.
14233 Mon Aug 25 08:55:00 1997 Jeffrey A Law (law@cygnus.com)
14235 * version.c: Bump for new snapshot.
14237 * local-alloc.c (update_equiv_regs): All the target to reject
14238 promotion of some REG_EQUAL to REG_EQUIV notes.
14239 * pa.h (DONT_RECORD_EQUIVALENCE): Define.
14241 * pa.c (secondary_reload_class): (mem (mem ... )) does not need
14244 * pa.c (hppa_builtin_saveregs): Emit a blockage insn after the
14245 store of the argument registers.
14247 Mon Aug 25 08:39:02 1997 Craig Burley (burley@gnu.ai.mit.edu)
14249 * fold-const.c (multiple_of_p): New function.
14250 (fold): Turn some cases of *_DIV_EXPR into EXACT_DIV_EXPR.
14252 Mon Aug 25 01:47:41 1997 Jeffrey A Law (law@cygnus.com)
14254 * expr.h (insn_gen_function): Temporarily remove prototype.
14256 Sun Aug 24 17:22:21 1997 Jim Wilson <wilson@cygnus.com>
14258 * Makefile.in (install-info): Don't cd into srcdir. Add srcdir to
14259 filenames. Use sed to extract base filename for install.
14261 Sat Aug 23 18:19:40 1997 John F. Carr <jfc@mit.edu>
14263 * unroll.c (find_splittable_givs): Only share if two givs have the
14264 same add and multiply values.
14266 Sat Aug 23 14:36:27 1997 Jim Wilson <wilson@cygnus.com>
14268 * m68k/next.h (GO_IF_INDEXABLE_BASE): Fix typo in undef.
14269 * m68k/m68kemb.h (LIB_SPEC): Add missing comment end before it.
14271 Sat Aug 23 00:18:22 1997 Jeffrey A Law (law@cygnus.com)
14273 * pa.c (pa_reorg): Always put begin_brtab and end_brtab insns
14274 around branch tables.
14275 * pa.md (begin_brtab, end_brtab): Only emit the .begin_brtab
14276 and .end_brtab directives if TARGET_GAS.
14278 Fri Aug 22 14:05:55 1997 Jim Wilson <wilson@cygnus.com>
14280 * alias.c (true_dependence): Pass x_addr not x to varies.
14282 * acconfig.h (NEED_DECLARATION_CALLOC): Add.
14283 * configure.in: Add GCC_NEED_DECLARATION call for calloc.
14284 * rs6000/xm-rs6000.h (malloc, realloc, calloc, free): Delete
14286 * config.in, configure: Regenerate.
14288 Thu Aug 21 23:52:16 1997 John F. Carr <jfc@mit.edu>
14290 * alias.c (find_base_value): Improve handling of PLUS, MINUS, and
14292 (record_set): Handle LO_SUM like PLUS.
14293 (init_alias_analysis): When following chains of base addresses,
14294 do not stop on reaching a hard register.
14296 Thu Aug 21 20:17:37 1997 Jeffrey A Law (law@cygnus.com)
14298 * version.c: Bump for new snapshot.
14300 Thu Aug 21 17:28:00 1997 Jim Wilson <wilson@cygnus.com>
14302 * alpha.h (ARCH_ASM_FILE_START): Define.
14303 (ASM_FILE_START): Use ARCH_ASM_FILE_START.
14304 * osf12.h, osf2or3.h (ARCH_ASM_FILE_START): Redefine to null string.
14306 Thu Aug 21 10:22:19 1997 Jeffrey A Law (law@cygnus.com)
14308 * Makefile.in (install-common): Put gcov comment at start of line.
14310 Wed Aug 20 22:47:33 1997 Jeffrey A Law (law@cygnus.com)
14312 * alias.c (init_alias_analysis): When simplifying the reg_base_value
14313 array, simplify entries for hard registers too.
14315 Wed Aug 20 12:35:47 1997 Dave Love <d.love@dl.ac.uk>
14317 * dwarf2.h (enum dwarf_call_frame_info): Remove trailing comma from
14320 Wed Aug 20 11:58:33 1997 Jim Wilson <wilson@cygnus.com>
14322 * stmt.c (start_cleanup_deferal, end_cleanup_deferal): Test
14323 block_stack before dereferencing it.
14325 Wed Aug 20 11:57:11 1997 Michael Meissner <meissner@cygnus.com>
14327 * rs6000.h (ISSUE_RATE): Define instead of MACHINE_issue_rate.
14329 Tue Aug 19 17:10:56 1997 Jason Merrill <jason@yorick.cygnus.com>
14331 * cplus-dem.c: Add 'extern' to prepends_underscore.
14333 Tue Aug 19 09:34:57 1997 Jeffrey A Law (law@cygnus.com)
14335 * haifa-sched.c (ISSUE_RATE): Renamed from MACHINE_issue_rate.
14336 (get_issue_rate): Delete.
14337 * pa.h (ISSUE_RATE): Define.
14339 * configure.in: Turn on haifa by default for the PA.
14340 * configure: Rebuilt.
14341 * pa.c (override_options): Accept -mschedule=7200 option.
14342 (pa_adjust_cost): No longer need to scale costs for newer
14344 * pa.h (enum processor_type): Add PROCESSOR_7200.
14345 * pa.md: Revamp scheduling parameters to work better with
14346 haifa. Add scheduling parameters for the 7200.
14348 * haifa-sched.c (move_insn): Reemit notes for SCHED_GROUP_P
14350 (schedule_block): When adjusting basic_block_{head,end}, account
14351 for movement of SCHED_GROUP_P insns too.
14353 * haifa-sched.c (debug_dependencies): Fix thinko.
14355 * Makefile.in (EXPECT, RUNTEST, RUNTESTFLAGS): Define.
14356 (site.exp, check, check-g++, check-gcc): New targets.
14358 * haifa-sched.c: Make lots of variables static.
14360 Tue Aug 19 07:18:34 1997 H.J. Lu (hjl@gnu.ai.mit.edu)
14362 * expr.h, real.h: Finish prototyping.
14364 Mon Aug 18 21:49:02 1997 Jim Wilson <wilson@cygnus.com>
14366 * reload.c (find_reloads): Add code to convert RELOAD_FOR_OPADDR_ADDR
14367 reloads to RELOAD_FOR_OPERAND_ADDRESS reloads.
14368 * reload1.c: Undo bugfix from Aug 11.
14370 Mon Aug 18 17:39:02 1997 Mike Meissner <meissner@cygnus.com>
14372 * configure.in ({powerpc,rs6000}*-*-*, --with-cpu): Remove single
14373 quotes around the name.
14374 * configure: Regenerate.
14376 Mon Aug 18 13:46:47 1997 Jim Wilson <wilson@cygnus.com>
14378 * Makefile.in (stmp-multilib-sub): Fix typo in last change.
14380 Thu Aug 7 10:33:13 1997 Manfred Hollstein <manfred@s-direktnet.de>
14382 * Makefile.in (sub-makes): Pass the current value of LANGUAGES down
14383 to sub-makes to avoid building more passes than the user might have
14384 requested on the command line.
14386 Sun Aug 17 15:42:17 1997 Dave Love (d.love@dl.ac.uk)
14388 * configure.in: Expurgate `broken_install' (install is
14391 * configure.lang: Substitute autoconfed ${INSTALL} (not currently
14394 Sat Aug 16 01:08:12 1997 Jeffrey A Law (law@cygnus.com)
14396 * loop.c (is_power_of_2, is_conditional_branch): Delete unused
14397 functions and declarations.
14398 (analyze_loop_iterations): Use condjump_p.
14399 (insert_bct): Likewise. Use exact_log2.
14401 Fri Aug 15 23:48:32 1997 Jeffrey A Law (law@cygnus.com)
14403 * haifa-sched.c (find_post_sched_live): Call FREE_REG_SET as needed.
14404 (schedule_region): Likewise.
14405 (schedule_insns): Likewise.
14407 * PROJECTS: Update with Haifa stuff.
14409 Fri Aug 15 12:49:56 1997 Jeffrey A Law (law@cygnus.com)
14411 * version.c: Change the version string to look like:
14412 egcs-2.90.00 970814 (gcc2-970802 experimental).
14414 * loop.c (is_conditional_branch): Make definition match declaration.
14416 * gcc.c: Take out experimental snapshot warning message.
14418 Fri Aug 15 13:43:39 1997 Michael Meissner <meissner@cygnus.com>
14420 * haifa-sched.c (debug_dependencies): Use GET_NOTE_INSN_NAME to
14421 print out the names of the notes. Print out the name of the insn
14422 that is not a note, and not an {,CALL_,JUMP_}INSN.
14424 Wed Aug 13 17:32:38 1997 Jason Merrill <jason@yorick.cygnus.com>
14426 * expr.c (expand_expr, case TARGET_EXPR): Call mark_addressable
14427 again for the slot after we give it RTL.
14429 Wed Aug 13 01:03:37 1997 Doug Evans <dje@canuck.cygnus.com>
14431 * configure.in (haifa configury): Fix typo.
14432 * configure: Regenerate.
14434 Tue Aug 12 10:20:36 1997 Jeffrey A Law (law@cygnus.com)
14436 * version.c: Bump version to "gcc-3.0.0 970802 experimental".
14438 * gcc.info*: Rebuilt.
14440 * COPYING.g77, README.g77: New files.
14441 * real.c (ereal_unto_float, ereal_unto_double): New functions.
14442 * real.h (ereal_unto_float, ereal_unto_double): Declare them.
14443 (REAL_VALUE_UNTO_TARGET_DOUBLE, REAL_VALUE_UNTO_TARGET_SINGLE): Define.
14445 Mon Aug 11 14:50:55 1997 Jeffrey A Law (law@cygnus.com)
14447 * Integrate Haifa instruction scheduler.
14448 * Makefile.in (ALL_CFLAGS): Add SCHED_CFLAGS. Prefix all references
14449 to sched with $(SCHED_CFLAGS.
14450 * configure.in: Handle --enable-haifa.
14451 * configure: Rebuilt.
14452 * flags.h: Add new flags for haifa instruction scheduler.
14453 * genattrtab.c (expand_units): For haifa, don't subtract one
14454 when computing blockage.
14455 * toplev.h (flag_schedule_interblock): Haifa scheduler flag.
14456 (flag_schedule_speculative): Ditto.
14457 (flag_schedule_speculative_load): Ditto.
14458 (flag_schedule_speculative_load_dangerous): Ditto.
14459 (flag_schedule_reverse_before_reload): Ditto.
14460 (flag_schedule_reverse_after_reload): Ditto.
14461 (flag_branch_on_count_reg): Ditto.
14462 (f_options): Add Haifa switches.
14463 (main): Turn off some Haifa options if appropriate macro is
14464 defined. Process Haifa switches.
14465 * unroll.c (iteration_info): No longer static, since Haifa
14467 (unroll_loop): Inform HAIFA scheduler about loop unrolling factor.
14468 * unroll.c (unroll_loop): Set loop_unroll_iter, loop_start_value.
14469 * loop.h (loop_unroll_factor, loop_number): Add HAIFA decls.
14470 * loop.h (loop_initial_value,loop_unroll_iter): New globals.
14471 * loop.c (loop_optimize): If HAIFA is defined, allocate additional
14472 storage for the Haifa scheduler.
14473 (mark_loop_jump): If HAIFA defined, set LABEL_OUTSIDE_LOOP_P and
14475 (strength_reduce): If HAIFA and HAVE_decrement_and_branch_on_count
14476 are defined, call analyze_loop_iterations and insert_bct to use
14478 (record_giv): Refine test for jumps out of loops if HAIFA is
14480 (analyze_loop_iterations): New function to identify if we can use
14482 (insert_bct): Insert countdown loop.
14483 (instrument_loop_bct): Low level code to insert countdown loop.
14484 (loop_number): Calculate UID of loop.
14485 (indirect_jump_in_function_p): Return true if an indirect jump is
14487 (is_power_of_2): Return true if value is a power of 2.
14488 (is_conditional_branch): Return true if insn is a conditional
14490 (fix_bct_param): Process -fbct-{min,max}-N switches.
14491 (check_bct_param): Return true if loop should be instrumented.
14492 * loop.c (loop_initial_value,loop_unroll_iter): New globals.
14493 (loop_optimize): Initialize.
14494 (get_condition_for_loop): Ditto.
14495 * loop.c (strength_reduce): Inside of code that uses #ifdef
14496 HAVE_decrement_and_branch_on_count code, test it to make sure the
14498 (instrument_loop_bct): Ditto.
14499 * haifa-sched.c: New file.
14502 * Integrate regmove pass.
14503 * Makefile.in (OBJS): Add regmove.o
14504 (regmove.o): Add dependencies.
14505 * flow.c (find_use_as_address): No longer static.
14506 * rtl.h (find_use_as_address): Declare.
14507 * toplev.c (regmove_dump, flag_regmove): Define.
14508 (f_options): Add -fregmove.
14509 (regmove_dump_file, regmove_time): Define.
14510 (fatal_insn): Close the regmove dump file.
14511 (compile_file): Initialize regmove_time; open/close the regmove dump
14512 file as needed. Print regmove time as needed.
14513 (rest_of_compilation): Run regmove pass if requested, dump
14514 RTL after regmove if requested.
14515 (main): If -O2 or more, turn on regmove. Handle dump switches.
14516 * regmove.c: New file.
14518 Mon Aug 11 14:15:02 1997 Jeffrey A Law (law@cygnus.com)
14520 * Integrate tlink patch from jason@cygnus.com
14521 * gcc.c (SWITCH_TAKES_ARG): Add 'V', 'B' and 'b'.
14522 (process_command): Increment n_switches for them. Don't discard
14523 their args. Validate them.
14524 (main): Escape " marks when creating COLLECT_GCC_OPTIONS.
14526 (process_command): Set include_prefixes from COMPILER_PATH.
14527 (main): Set COLLECT_GCC_OPTIONS sooner.
14528 * confiugre.in: Link ../ld/ld.new to collect-ld rather than real-ld.
14529 * tlink.c, hash.c, hash.h: New files.
14530 * Makefile.in (USE_COLLECT2): Always use collect2.
14531 (collect2): Depend on and link in hash.o and tlink.o.
14532 (tlink.o, hash.o): Add dependencies.
14534 Mon Aug 11 10:04:49 1997 Jeffrey A Law (law@cygnus.com)
14536 * Integrate alias analysis changes from jfc@mit.edu
14537 * Makefile.in (OBJS): Add alias.o
14538 (alias.o): Add dependencies.
14539 * alias.c: New file.
14540 * sched.c: Remove alias analysis code. It lives in alias.c now.
14541 (sched_analyze_2): Add new arguments to true_dependence.
14542 (schedule_insns): Always call init_alias_analysis.
14543 * calls.c (expand_call): Note calls to malloc, calloc, and realloc;
14544 mark return value from such functions as a pointer and keep track of
14545 them for alias analysis. If a return value from a function is a
14546 pointer, mark it as such.
14547 * combine.c (distribute_notes): Handle REG_NOALIAS.
14548 * cse.c (struct write_data): Delete. No longer needed.
14549 (invalidate): Don't call set_nonvarying_address_components anymore.
14550 Use true_dependence to decide if an entry should be removed from
14552 (invalidate_memory): Remove WRITES argument, simplify appropriately.
14554 (note_mem_written): Similarly for WRITE_PTR argument.
14555 (invalidate_from_clobbers): Similarly for W argument.
14556 (invalidate_for_call): Remove memory elements from the hash table.
14557 (refers_to_mem_p, cse_rtx_addr_varies_p): Deleted.
14558 (cse_rtx_varies_p): New function. Derived from old
14559 cse_rtx_addr_varies_p.
14560 (cse_insn): Remove WRITES_MEMORY and INIT variables and all references.
14561 Don't call note_mem_written anymore. Stack pushes invalidate the stack
14562 pointer if PUSH_ROUNDING is defined. No longer need to call
14563 cse_rtx_addr_varies_p to decide if a MEM should be invalidated.
14564 (skipped_writes_memory): Remove variable.
14565 (invalidate_skipped_set): Simplify and wewrite to use invalidate_memory.
14566 (invalidate_skipped_block): Simplify for new alias analysis code.
14567 (cse_set_around_loop): Likewise.
14568 (cse_main): Call init_alias_analysis.
14569 * flags.h (flag_alias_check, flag_argument_noalias): Declare.
14570 * toplev.c (flag_alias_check, flag_argument_noalias): Define.
14571 (f_options): Add new alias checking arguments.
14572 (main): Set flag_alias_check when optimizing.
14573 * local_alloc (validate_equiv_mem_from_store): Add new arguments
14574 to true_dependence.
14575 (memref_referenced_p): Likewise.
14576 * loop.c (NUM_STORES): Increase to 30.
14577 (prescan_loop): Only non-constant calls set unknown_address_altered.
14578 (invariant_p): Add new arguments to true_dependence.
14579 (record_giv): Initialize unrolled and shared fields.
14580 (emit_iv_add_mult): Call record_base_value as needed.
14581 * loop.h (struct induction): Add unrolled and shared fields.
14582 * unroll.c (unroll_loop): Call record_base_value as needed.
14583 (copy_loop_body): Likewise.
14584 (final_biv_value): Likewise.
14585 (final_giv_value): Likewise.
14586 (find_splittable_regs): Likewise. Only create one new pseudo
14587 if we have multiple address GIVs that were combined with the same
14588 dst_reg GIV. Note when a new register is created due to unrolling.
14589 * rtl.c (reg_note_name): Add REG_NOALIAS.
14590 * rtl.h (enum reg_note): Similarly.
14591 (rtx_varies_p, may_trap_p, side_effects_p): Declare.
14592 (volatile_refs_p, volatile_insn_p, remove_note): Likewise.
14593 (note_stores, refers_to_regno_p, reg_overlap_mentioned_p): Likewise.
14594 (true_dependence, read_dependence, anti_dependence): Likewise.
14595 (output_dependence, init_alias_analysis, end_alias_analysis): Likewise.
14596 (mark_user_reg, mark_reg_pointer): Likewise.
14599 * Integrate reload bugfix from Wilon which enables the PA port
14600 to bootstrap again.
14601 * reload1.c (reload): Sum needs for both OPADDR_ADDR and
14602 OPERAND_ADDRESS when computing how many registers an insn needs.
14603 (reload_reg_free_p): OPADDR_ADDR and OPERAND_ADDRESS reloads do
14605 (reload_reg_free_before_p): Treat OPERAND_ADDRESS reloads just like
14606 OPADDR_ADDR reload.
14607 (reload_reg_reaches_end_p): For RELOAD_FOR_OPADDR_ADDR insns, registers
14608 in reload_reg_use_in_op_addr do not reach the end.
14609 do not reach the end.
14610 (reloads_conflict): RELOAD_FOR_OPADDR_ADDR conflicts with
14611 RELOAD_FOR_OPERAND_ADDRESS.
14613 Sun Aug 10 12:00:20 1997 Jeffrey A Law (law@cygnus.com)
14615 * egcs project officially starts.
14618 add-log-time-format: current-time-string