1 Tue Aug 25 19:48:46 1998 Jeffrey A Law (law@cygnus.com)
3 * reorg.c (fill_simple_delay_slots): Do not abort if we encounter
4 an insn on the unfilled_slots_list that has no delay slots.
5 (fill_eager_delay_slots): Similarly.
7 Tue Aug 25 13:35:20 1998 Nick Clifton <nickc@cygnus.com>
9 * config/v850/v850.c (movsi_source_operand): Treat CONSTANT_P_RTX
10 as an ordinary operand.
12 Tue Aug 25 12:54:57 1998 Jason Merrill <jason@yorick.cygnus.com>
14 * tree.c (valid_machine_attribute): Don't apply attributes to both
17 Tue Aug 25 12:23:20 PDT 1998 Richard Henderson <rth@cygnus.com>
19 * reload.c (operands_match_p): Handle rtvecs.
21 * i386.c (legitimate_pic_address_disp_p): New.
22 (legitimate_address_p): Use it.
23 (legitimize_pic_address): Use unspecs to represent @GOT and @GOTOFF.
24 Handle constant pool symbols just like statics.
25 (emit_pic_move): Use Pmode not SImode for clarity.
26 (output_pic_addr_const) [SYMBOL_REF]: Remove @GOT and @GOTOFF hacks.
27 [UNSPEC]: New, handling what we killed above.
28 [PLUS]: Detect and abort on invalid symbol arithmetic.
29 * i386.h (CONSTANT_ADDRESS_P): Remove HIGH.
31 Tue Aug 25 12:02:23 1998 Mark Mitchell <mark@markmitchell.com>
33 * alias.c: Include output.h.
34 (DIFFERENT_ALIAS_SETS_P): Don't treat alias sets as
35 different if we're in a varargs function.
36 * Makefile.in (alias.o): Depend on output.h
38 Tue Aug 25 19:20:12 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
40 * sh.h (GIV_SORT_CRITERION): Delete.
42 Tue Aug 25 13:19:46 1998 Dave Brolley <brolley@cygnus.com>
44 * regclass.c (regclass): Use xmalloc/free instead of alloca.
45 * stupid.c (stupid_life_analysis): Ditto.
46 * reload1.c (reload): Ditto.
48 Tue Aug 25 05:48:18 1998 Jakub Jelinek <jj@sunsite.ms.mff.cuni.cz>
50 * config/sparc/sparc.c (arith_4096_operand, arith_add_operand,
51 arith_double_4096_operand, arith_double_add_operand): New
53 * config/sparc/sparc.h (PREDICATE_CODES): Add them, declare them.
54 * config/sparc/sparc.md (adddi3, addsi3, subdi3, subsi3): Use
55 them to transform add/sub 4096 into add/sub -4096.
57 Mon Aug 24 23:31:03 1998 David S. Miller <davem@pierdol.cobaltmicro.com>
59 * loop.c (scan_loop): Allocate some slop to handle pseudos
60 generated by move_movables.
61 (load_mems_and_recount_loop_regs_set): Honor AVOID_CC_MODE_COPIES
64 Mon Aug 24 19:45:40 1998 Jim Wilson <wilson@cygnus.com>
66 * tree.def (DECL_RESULT): Correct documentation.
68 Tue Aug 25 01:15:27 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
70 * reload1.c (reload_reg_free_before_p): New argument EQUIV; Changed
71 all callers. Abort for RELOAD_FOR_INSN. RELOAD_FOR_OUTADDR_ADDR:
72 conflicts will all RELOAD_FOR_OUTPUT reloads.
74 * reload1.c (reload_cse_regs_1): When deleting a no-op move that
75 loads the function result, substitute with a USE.
77 Mon Aug 24 15:20:19 1998 David Edelsohn <edelsohn@mhpcc.edu>
79 * rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Use TARGET_POWERPC64
80 when testing LEGITIMATE_INDEXED_ADDRESS_P DFmode and DImode.
81 (LEGITIMIZE_ADDRESS): Use TARGET_POWERPC64 for INDEXED fixup.
82 * rs6000.c (print_operand, case 'L'): Add UNITS_PER_WORD, not 4.
83 (print_operand, cases 'O' and 'T'): Fix typos in lossage strings.
84 * rs6000.md (fix_truncdfsi2_store): Remove %w from non-CONST_INT
86 (movdf_softfloat32, movdf_hardfloat64, movdf_softfloat64): Change
87 'o' to 'm' for GPR variant constraints.
89 Mon Aug 24 10:25:46 1998 Jeffrey A Law (law@cygnus.com)
91 * loop.c (scan_loop): Honor AVOID_CC_MODE_COPIES.
93 * h8300.h (STRIP_NAME_ENCODING): Fix typo.
95 * sparc.md (TFmode splits): Use reg_overlap_mentioned_p to detect
96 when the source and destination overlap.
98 * stmt.c (emit_case_nodes): Change rtx_function to rtx_fn to avoid
99 clash with global type.
101 Mon Aug 24 00:53:53 1998 Jason Merrill <jason@yorick.cygnus.com>
103 * fixinc.irix: Add curses.h handling from fixinc.wrap.
105 * c-common.c (combine_strings): Also set TREE_READONLY.
106 Change warn_write_strings to flag_const_strings.
107 * c-decl.c, c-tree.h: Likewise.
109 Sun Aug 23 18:39:11 1998 David S. Miller <davem@pierdol.cobaltmicro.com>
111 * config/sparc/sparc.c (sparc_emit_set_const32): If outputting a
112 CONST_INT, not a symbolic reference, don't use a HIGH/LO_SUM
113 sequence, use SET/IOR instead so CSE can see it.
114 * config/sparc/sparc.md (movhi_const64_special,
115 movsi_const64_special): New patterns necessitated by that change.
116 (movhi_high): Remove.
117 (movhi_lo_sum): Change to match an IOR.
118 (movdf_insn_sp32): Test TARGET_V9 not TARGET_ARCH64.
119 (movdf_insn_v9only): New pattern for when V9 but not ARCH64.
120 (movdf_insn_sp64): Test both TARGET_V9 and TARGET_ARCH64.
121 (movdf splits): Allow when not V9 or when not ARCH64 and integer
122 registers are involved.
123 (snesi_zero_extend split): Remove reload_completed test.
124 (unnamed plus and minus zero_extend sidi splits): Add it.
126 Sun Aug 23 11:56:08 1998 Mark Mitchell <mark@markmitchell.com>
128 * extend.texi: Remove description of extension to explicit
129 instantiation that is now endorsed by standard C++.
131 Sun Aug 23 09:39:09 1998 David S. Miller <davem@pierdol.cobaltmicro.com>
133 * config/arc/arc.c (arc_initialize_pic): Remove.
134 * config/arc/arc.h (INITIALIZE_PIC): Similarly, this routine does
135 nothing on any platform and is invoked by no-one, it does not even
136 appear in the documentation.
137 * config/sparc/sparc.h (INITIALIZE_PIC): Likewise.
138 * config/sparc/sparc.c (initialize_pic): Likewise.
139 (find_addr_reg): Remove this as well, no longer referenced after
142 Sun Aug 23 00:17:14 1998 Jeffrey A Law (law@cygnus.com)
144 * recog.c (validate_replace_rtx_group): New function.
145 * recog.h (validate_replace_rtx_group): Declare it.
146 * regmove.c (optimize_reg_copy_3): If any substitution fails, then undo
147 the entire group of substitutions.
149 Sat Aug 22 23:31:00 1998 Klaus-Georg Adams (Klaus-Georg.Adams@chemie.uni-karlsruhe.de)
151 * loop.c (load_mems): Fix initializers.
153 Fri Aug 21 23:07:46 1998 David S. Miller <davem@pierdol.cobaltmicro.com>
155 * config/sparc/sparc.md (TFmode splits): Handle destination
156 registers being referenced in the address correctly.
158 * expmed.c (make_tree) [CONST_INT]: Sign extend even if
159 TREE_UNSIGNED, when bitsize of type's mode is larger than
160 HOST_BITS_PER_WIDE_INT.
162 Fri Aug 21 19:31:31 1998 Alexandre Petit-Bianco <apbianco@cygnus.com>
164 * tree.def (LABELED_BLOCK_EXPR, EXIT_BLOCK_EXPR): New tree nodes.
165 * tree.h (LABELED_BLOCK_LABEL, LABELED_BLOCK_BODY,
166 EXIT_BLOCK_LABELED_BLOCK, EXIT_BLOCK_RETURN, LOOP_EXPR_BODY): New
168 * expr.c (expand_expr): Handle LABELED_BLOCK_EXPR and
171 Thu Aug 20 19:43:44 1998 Jeffrey A Law (law@cygnus.com)
173 * h8300.c (h8300_encode_label): Use '&' for tiny data items.
174 * h8300.h (TINY_DATA_NAME_P): Likewise.
175 (STRIP_NAME_ENCODING): Handle '&'.
177 * mn10200.h (REG_OK_FOR_INDEX_P): Do not check the mode of the
178 register (it could be accessed via an outer SUBREG).
179 (REG_OK_FOR_BASE_P): Likewwise.
180 (GO_IF_LEGITIMATE_ADDRESS): Consistently use REGNO_OK_FOR_BASE_P.
182 * remove.c (optimize_reg_copy_3): Abort instead of silently generating
185 * jump.c (rtx_renumbered_equal_p): Do not consider PLUS commutative.
187 Thu Aug 20 17:35:20 1998 David S. Miller <davem@pierdol.cobaltmicro.com>
189 * config/sparc/sparc.md (movtf_insn_sp32): All memory operands
190 must be offsettable so the splits can be made.
192 Thu Aug 20 13:56:53 1998 Michael Meissner <meissner@cygnus.com>
194 * config/i386/winnt.c: Include system.h, not stdio.h to get
195 sys/param.h pulled in before rtl.h in case the system defines MIN
198 Thu Aug 20 13:44:20 1998 David Edelsohn <edelsohn@mhpcc.edu>
200 * rs6000.md (movqi, movhi): Add CONSTANT_P_RTX.
202 Thu Aug 20 13:15:11 1998 Dave Brolley <brolley@cygnus.com>
204 * stor-layout.c (layout_type): Compute TYPE_SIZE_UNIT correctly for
206 * cpplib.c (cpp_define): Handle macros with parameters.
208 Wed Aug 19 21:33:19 1998 David Edelsohn <edelsohn@mhpcc.edu>
210 * rs6000.c (rs6000_output_load_toc_table): Use ld for 64-bit.
211 (output_toc): Use single TOC slot or llong minimal-toc for DFmode
212 and DImode 64-bit. Use llong for minimal-toc SFmode and
213 SYMBOL_REF / LABEL_REF 64-bit.
214 (output_function_profiler): Use llong for profiler label and ld to
215 load 64-bit label address.
217 Wed Aug 19 17:52:27 1998 Nick Clifton (nickc@cygnus.com)
219 * config/arm/thumb.md (extendqisi2_insn): Cope with REG +
222 Wed Aug 19 14:13:31 PDT 1998 Jeff Law (law@cygnus.com)
224 * version.c: Bump for snapshot.
226 Wed Aug 19 13:10:30 PDT 1998 Jeff Law (law@cygnus.com)
228 * version.c: Bump for snapshot.
230 Wed Aug 19 13:06:47 1998 Jason Merrill <jason@yorick.cygnus.com>
232 * collect2.c (extract_init_priority): Use atoi instead of strtoul.
234 Wed Aug 19 13:51:35 1998 Hans-Peter Nilsson <hp@axis.se>
236 * tm.texi (Misc): Fix typo "teh".
238 * tm.texi (PIC): Fix typo "PPIC".
240 * tm.texi (Caller Saves): Say that DEFAULT_CALLER_SAVES has no
241 effect when -O2 and higher.
242 * invoke.texi (Optimize Options): Likewise for -fcaller-saves.
244 1998-08-19 Michael Hayes <michaelh@ongaonga.chch.cri.nz>
246 * regclass.c: Changed register set documentation to be consistent
249 * final.c (final_start_function) Removed redundant test for
252 Wed Aug 19 13:28:41 1998 Mark Mitchell <mark@markmitchell.com>
254 * rtl.h (rtx_function): New type.
255 (for_each_rtx): New function.
256 * rtlanal.c (for_each_rtx): Define it.
258 * recog.c (change_t): New type.
259 (change_objects, change_old_codes, change_locs, change_olds):
261 (changes): New variable.
262 (validate_change): Dynamically allocate room for more changes, if
263 necessary. Uses changes array instead of change_objects, etc.
264 (apply_change_group): Use changes array instead of
267 * loop.c (loop_mem_info): New type.
268 (loop_mems): New variable.
269 (loop_mems_idx): Likewise.
270 (looop_mems_allocated): Likewise.
271 (scan_loop): Remove nregs parameter.
272 (next_insn_in_loop): New function.
273 (load_mems_and_recount_loop_regs_set): Likewise.
274 (load_mems): Likewise.
275 (insert_loop_mem): Likewise.
276 (replace_loop_mem): Likewise.
277 (replace_label): Likewise.
278 (INSN_IN_RANGE_P): New macro.
279 (loop_optimize): Don't pass max_reg_num() to scan_loop.
280 (scan_loop): Remove nregs parameter, compute it after any new
281 registers are created by load_mems. Use INSN_IN_RANGE_P and
282 next_insn_in_loop rather than expanding them inline. Call
283 load_mems to load memory into pseudos, if appropriate.
284 (prescan_loop): Figure out whether or not there are jumps from the
285 loop to targets other than the label immediately following the
286 loop. Call insert_loop_mem to notice all the MEMs used in the
287 loop, if it could be safe to pull MEMs into REGs for the duration
289 (strength_reduce): Use next_insn_in_loop. Tweak comments.
291 Wed Aug 19 08:29:44 1998 Richard Earnshaw (rearnsha@arm.com)
293 * arm.c (arm_override_options): Remove lie about ignoring PIC flag.
295 Wed Aug 19 07:08:15 1998 David S. Miller <davem@pierdol.cobaltmicro.com>
297 * config/sparc/sparc.c (finalize_pic): Check for the correct
298 nonlocal_goto_receiver UNSPEC number.
299 * config/sparc/sparc.md (nonlocal_goto_receiver): Add comment
300 making note of this dependency existing in sparc.c
301 (negtf2_notv9 split): Give NEG SFmode.
302 (negsf2): Fix insn output string.
304 Tue Aug 18 12:40:27 1998 Richard Henderson <rth@cygnus.com>
306 * c-common.c (decl_attributes): Issue an error if the argument
307 to alias is not a string.
309 Tue Aug 18 10:33:30 1998 Jeffrey A Law (law@cygnus.com)
311 * haifa-sched.c (sched_analyze): Put all JUMP_INSNs on the last
312 pending memory flush list.
314 * combine.c (can_combine_p): Allow combining insns with REG_RETVAL
316 (try_combine): Allow combining insns with REG_LIBCALL notes.
318 * expr.c (emit_block_move): Do not call memcpy as a libcall
319 instead build up a CALL_EXPR and call it like any other
321 (clear_storage): Similarly for memset.
323 * regmove.c (fixup_match_2): Do not call reg_overlap_mentioned_p
326 * Makefile.in (cplus-dem.o): Provide explicit rules for building
329 * regmove.c (optimize_reg_copy_1): Update REG_N_CALLS_CROSSED
330 and REG_LIVE_LENGTH as successful substitutions are made.
332 Tue Aug 18 07:15:27 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
334 * config/sparc/sparc.c (ultra_find_type): Add empty semicolon
335 statement after end of loop label.
337 Tue Aug 18 07:13:27 1998 David S. Miller <davem@pierdol.cobaltmicro.com>
339 * config/sparc/sparc.c (ultra_types_avail): New variable.
340 (ultra_build_types_avail): New function to record mask of insn
341 types in ready list at this cycle.
342 (ultrasparc_sched_reorder): Call it.
343 (ultra_find_type): Use it to quicken the search. Also simplif
344 dependency check, don't use rtx_equal_p because we know exactly
345 what we are looking for.
347 Tue Aug 18 03:20:53 1998 Richard Earnshaw (rearnsha@arm.com)
349 * arm.h (SECONDARY_INPUT_RELOAD_CLASS): Return NO_REGS if compiling
352 Mon Aug 17 21:26:38 1998 David S. Miller <davem@pierdol.cobaltmicro.com>
354 * config/sparc/sparc.md (sltu, sgeu): Don't FAIL, call
356 (movsf_const_intreg, movsf_const_high, movsf_const_lo,
357 movdf_const_intreg and helper splits): New patterns to move float
358 constants into integer registers.
359 (negtf2, negdf2, abstf2, absdf2): Rework using new patterns and
362 Mon Aug 17 11:46:19 1998 Jeffrey A Law (law@cygnus.com)
365 * tree.c (build_index_type): Copy TYPE_SIZE_UNIT from sizetype
367 * c-decl.c (finish_enum): Copy TYPE_SIZ_UNIT from enumtype to tem.
369 * rs6000.c (secondary_reload_class): For TARGET_ELF, indicate that
370 a BASE_REGS register is needed as an intermediate when copying
371 a symbolic value into any register class other than BASE_REGS.
373 * expr.c (move_by_pieces): No longer static. Remove prototype.
374 * rtl.h (move_by_pieces): Add extern prototype.
375 * mips.c (expand_block_move): Handle aligned straight line copy by
376 calling move_by_pieces.
378 * expr.c (expand_expr): Allow assignments from TImode PARM_DECLs
381 Mon Aug 17 10:28:52 1998 Mark Mitchell <mark@markmitchell.com>
383 * stmt.c (expand_end_loop): Tidy. Allow unconditional
384 jumps out of the loop to be treated as part of the exit test.
386 Mon Aug 17 10:06:11 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
387 Jeff Law <law@cygnus.com>
389 * Makefile.in (cplus-dep.o): Use cplus-dem.c from libiberty.
390 * cplus-dem.c: Delete.
392 * Makefile.in (fold-const.o): depend on $(RTL_H).
394 * fold-const.c: Include rtl.h to get the prototype for
395 `set_identifier_local_value'.
397 * loop.c (express_from_1): Remove unused variable `tmp'.
398 (combine_givs): cast the first argument of bzero to char *.
400 * toplev.c (display_help): Remove unused variable `looking_for_start'.
402 * c-decl.c (init_decl_processing): Remove unneeded &.
404 * alpha.h (alpha_initialize_trampoline): Provide prototype.
406 * except.c (set_exception_lang_code, set_exception_version_code):
407 Change parameter from `short' to `int' to avoid using a gcc
410 * except.h (set_exception_lang_code, set_exception_version_code):
411 Likewise for prototypes.
413 * flow.c (count_reg_references): Remove unused variables `regno'
416 * gcse.c (hash_scan_insn): Declare parameter `in_libcall_block'.
418 * prefix.c (translate_name): Cast the result of `alloca'.
420 * varray.h (VARRAY_FREE): Reimplement as a `do-while(0)' statement.
422 Mon Aug 17 09:23:42 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
424 * config/m68k/m68k.c: Include "system.h" instead of <stdio.h>.
426 (valid_dbcc_comparison_p): Mark mode argument as unused.
427 (symbolic_operand): Likewise.
428 (legitimize_pic_address): Likewise.
429 (const_uint32_operand): Likewise.
430 (const_sint32_operand): Likewise.
431 * sched.c [!INSN_SCHEDULING]: Define only dummy function
432 schedule_insns and comment out rest of file.
434 * m68k.c (output_move_simode_const): Use subl to move a zero into an
436 (output_move_[hq]imode): Likewise.
438 Mon Aug 17 09:15:47 1998 Jeffrey A Law (law@cygnus.com)
440 * toplev.c (main): Enable -fstrict-aliasing for -O2 and above.
441 * invoke.texi: Corresponding changes.
443 Mon Aug 17 02:03:55 1998 Richard Henderson <rth@cygnus.com>
445 * regclass.c (allocate_reg_info): Respect MIN when clearing data.
447 Sun Aug 16 17:37:06 1998 David S. Miller <davem@pierdol.cobaltmicro.com>
449 * config/sparc/sparc.c (ultra_code_from_mask,
450 ultra_cmove_results_ready_p, ultra_fpmode_conflict_exists,
451 ultra_find_type, ultra_schedule_insn, ultra_flush_pipeline,
452 ultrasparc_sched_init, ultrasparc_variable_issue,
453 ultra_rescan_pipeline_state, ultrasparc_sched_reorder): New
454 functions to describe UltraSPARC pipeline exactly to Haifa.
455 (ultrasparc_adjust_cost): Indicate IMUL type insns have zero cost,
456 as there is nothing the scheduler can do about it. Indicate that
457 REG_DEP_OUTPUT's collide. Fixup formatting.
458 * config/sparc/sparc.h (RTX_COSTS): Fixup integer multiply and
459 divide costs on Ultra for DImode.
460 (MD_SCHED_INIT, MD_SCHED_REORDER, MD_SCHED_VARIABLE_ISSUE):
462 * config/sparc/sparc.md (ieu_unnamed function unit): Rename to
463 ieuN and add call_no_delay_slot to type list.
464 (cti function unit): New unit for branches on UltraSPARC.
465 (subx/addx insns): Set type to misc.
466 (sidi zero/sign extension insns on arch64): Set type to shift.
467 (sign_extendhidi2_insn): Set type to sload.
469 Sun Aug 16 13:52:00 1998 David Edelsohn <edelsohn@mhpcc.edu>
471 * rs6000.c (rs6000_stack_info): Use if == 0 for sizes.
472 (output_epilog): Use if != 0 for offset.
473 (rs6000_fatal_bad_address): Prepare for Intl.
474 * rs6000.h (rs6000_fatal_bad_address): Declare.
475 * rs6000.md (movsfcc, movdfcc): Use else if.
476 (elf_high): Use {liu|lis}.
477 (elf_low): Use {cal|la}. Remove %a template from old mnemonics.
478 (movsi): Use rs6000_fatal_bad_address.
480 Sun Aug 16 01:53:21 1998 Richard Henderson <rth@cygnus.com>
482 * reload.c (find_equiv_reg): Reject equivalences separated
483 by a volatile instruction.
485 Sun Aug 16 00:21:44 1998 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
487 * rs6000/linux.h (CPP_OS_DEFAULT_SPEC): Define.
489 Sat Aug 15 20:51:35 1998 Richard Henderson <rth@cygnus.com>
491 * alpha.md (movsicc): Fix mode mismatch.
493 Sat Aug 15 20:22:33 1998 H.J. Lu (hjl@gnu.org)
495 * config/alpha/alpha.h (ASM_OUTPUT_MI_THUNK): Handle aggregated
497 * config/alpha/win-nt.h (ASM_OUTPUT_MI_THUNK): Likewise.
499 Sat Aug 15 08:39:49 1998 David S. Miller <davem@pierdol.cobaltmicro.com>
501 * config/sparc/sparc.md (movsi_lo_sum_pic_label_reg): Remove
502 write-only modifier from operand 1 constraint.
504 Sat Aug 15 06:28:19 1998 David S. Miller <davem@pierdol.cobaltmicro.com>
506 * config/sparc/sparc.c (sparc_emit_set_const64_quick1): If
507 emitting a XOR of -1 at the end, emit a NOT instead for combine's
509 (sparc_emit_set_const64): Likewise, also when computing trailing
510 bits do not negate low_bits and make fast_int an int.
512 Fri Aug 14 21:07:03 1998 Jeffrey A Law (law@cygnus.com)
514 * loop.c (add_label_notes): Do not ignore references to labels
515 before dispatch tables. Mirrors Apr 8 change to mark_jump_label.
516 * gcse.c (add_label_notes): Similarly.
518 * pa.h (ASM_OUTPUT_MI_THUNK): Strip name encoding.
520 * m68k.md (adddi_dilshr32): One of the operands must be a register.
521 (adddi_dishl32): Similarly.
523 Fri Aug 14 14:12:59 1998 Jason Merrill <jason@yorick.cygnus.com>
525 * i386.h (MODES_TIEABLE_P): Reorganize to shut up warnings.
526 * alias.c (memrefs_conflict_p): Add braces to shut up warnings.
527 * cse.c (cse_basic_block): Add parens to shut up warnings.
529 Fri Aug 14 12:58:21 1998 David S. Miller <davem@pierdol.cobaltmicro.com>
531 * config/sparc/sparc.c (sparc_emit_set_const64_quick2,
532 sparc_emit_set_const64_longway, const64_is_2insns,
533 create_simple_focus_bits, sparc_emit_set_const64): Fix more bugs
534 in 64-bit constant formation.
535 * config/sparc/sparc.md (snesi_zero_extend split): Generate
536 rtl for addx not subx.
537 (define_insn movdi_const64_special): Make available even when
538 HOST_BITS_PER_WIDE_INT is not 64.
539 (movdi_lo_sum_sp64_cint, movdi_high_sp64_cint): Remove.
540 (losum_di_medlow, sethm, setlo): Make op2 symbolic_operand.
541 (cmp_siqi_trunc_set, cmp_diqi_trunc_set): Encapsulate both
542 instances of operand 1 inside a QI subreg.
543 (xordi3_sp64_dbl): Remove '%' constraint for op1.
544 (one_cmpldi2_sp64): Fix output string.
545 (one_cmplsi2_not_liveg0): Rewrite to remove unneeded extra
547 (unnamed arch64 ashift DI): Truncate shift count if greater than
550 Fri Aug 14 21:52:53 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
552 * expr.c (store_expr): Don't optimize away load-store pair
553 when either source or destination have a side effect.
555 Fri Aug 14 16:50:10 1998 John Carr <jfc@mit.edu>
557 * genrecog.c (add_to_sequence): Fatal error if the modes of the
558 operands of SET are incompatible.
560 * alpha.md: Fix max and min patterns so modes of SET operands match.
562 Fri Aug 14 12:22:55 1998 Ian Lance Taylor <ian@cygnus.com>
564 * configure.in: Avoid [[ by using test and changequote.
565 * configure: Rebuild.
567 Fri Aug 14 01:22:31 1998 David S. Miller <davem@pierdol.cobaltmicro.com>
569 * rtl.def (CONSTANT_P_RTX): Fix typo in string name.
571 * config/sparc/sparc.md (seqdi_special_trunc, snedi_special_trunc,
572 seqsi_special_extend, snesi_special_extend, snesi_zero_extend and
573 split, snedi_zero_trunc and split, seqsi_zero_extend and split,
574 seqdi_zero_trunc and split, pic_lo_sum_di, pic_sethi_di,
575 movdi_cc_sp64_trunc, movdi_cc_reg_sp64_trunc, addx_extend_sp32 and
576 split, addx_extend_sp64, subx_extend_sp64, subx_extend and split):
577 Fix mismatching modes in SET operands.
578 (conditional move patterns): Fix formatting.
579 (unnamed subx arch64 pattern): Remove duplicate insn.
581 Fri Aug 14 00:34:34 1998 David S. Miller <davem@pierdol.cobaltmicro.com>
583 * config/sparc/sparc.c (const64_operand, const64_high_operand):
584 Get it right when HOST_BITS_PER_WIDE_INT is not 64.
585 (input_operand): Fixup test for what we accept for constant
587 (sparc_emit_set_const32, sparc_emit_set_symbolic_const64): Give
589 (safe_constDI): Remove.
590 (sparc_emit_set_safe_HIGH64, gen_safe_SET64, gen_safe_OR64,
591 gen_safe_XOR64): New functions.
592 (sparc_emit_set_const64_quick1, sparc_emit_set_const64_quick2,
593 sparc_emit_set_const64_longway, sparc_emit_set_const64): Use
595 * config/sparc/sparc.md (define_insn xordi3_sp64_dbl): Only make
596 available when HOST_BITS_PER_WIDE_INT is not 64.
597 (define_insn movdi_sp64_dbl, movdi_const64_special): Likewise and
598 move before movdi_insn_sp64 pattern.
599 (define_insn movdi_lo_sum_sp64_dbl, movdi_high_sp64_dbl): Remove.
600 (define_insn sethi_di_medlow, seth44, setm44, sethh): Use
601 symbolic_operand as predicate for second operand.
602 (DImode minus split on arch32, negsi2 expander, one_cmplsi2
603 expander): Give set VOIDmode.
605 Fri Aug 14 01:45:06 1998 Mumit Khan <khan@xraylith.wisc.edu>
607 * i386/cygwin32 (DEFAULT_PCC_STRUCT_RETURN): Define.
609 Fri Aug 14 01:40:21 1998 Geoffrey Keating <geoffk@ozemail.com.au>
611 * rs6000/linux.h (LINK_SPEC): Pass -G args to the linker.
613 Fri Aug 14 01:23:23 1998 Richard Earnshaw (rearnsha@arm.com)
615 * arm/netbsd.h (TARGET_DEFAULT): Default includes software floating
617 (CPP_FLOAT_DEFAULT_SPEC): Re-define accordingly.
619 Fri Aug 14 01:19:08 1998 Robert Lipe <robertl@dgii.com>
621 * install.texi: Various SCO OpenServer tweaks.
623 Thu Aug 13 20:14:40 1998 Jim Wilson <wilson@cygnus.com>
625 * reload1.c (eliminate_regs_in_insn): Handle another case when
626 eliminating the frame pointer to the hard frame pointer. Add
627 missing ep->to_rtx check to one existing case.
629 * mips/mips.md (movhi_internal2+2): Fix typo mem:SI -> mem:HI.
631 Thu Aug 13 17:08:11 1998 Jason Merrill <jason@yorick.cygnus.com>
633 * tree.h: De-conditionalize init_priority code.
635 * mips.h (NM_FLAGS): Change from -Bp to -Bn.
636 * collect2.c (NM_FLAGS): Change from -p to -n.
638 * configure.in: Turn on collect2 for mipstx39-elf.
639 Handle use_collect2=no properly.
641 * c-common.c: De-conditionalize init_priority code.
642 * collect2.c (extract_init_priority, sort_ids): New fns.
643 (main): Call sort_ids.
644 Move sequence_number to file scope.
646 * configure.in: Handle --enable-init-priority.
647 * c-common.c (attrs): Add A_INIT_PRIORITY.
648 (init_attributes, decl_attributes): Likewise.
649 * tree.h (DEFAULT_INIT_PRIORITY, MAX_INIT_PRIORITY): New macros.
650 * tree.c (get_file_function_name_long): Split out...
651 (get_file_function_name): ...from here.
653 Thu Aug 13 16:09:53 1998 Martin von Loewis <loewis@informatik.hu-berlin.de>
655 * expr.c (safe_from_p): Change code to ERROR_MARK only when not
658 Thu Aug 13 15:24:48 1998 Jason Merrill <jason@yorick.cygnus.com>
660 * toplev.c (display_help): Add braces to shut up warnings.
661 * tree.c (simple_cst_equal): Likewise.
663 * fold-const.c (non_lvalue): Don't deal with null pointer
665 (fold, case COMPOUND_EXPR): Wrap a constant 0 in a NOP_EXPR.
667 * c-typeck.c (initializer_constant_valid_p): Allow conversion of 0
668 of any size to a pointer.
670 Thu Aug 13 12:53:13 1998 Jim Wilson <wilson@cygnus.com>
672 * i386/winnt.c (i386_pe_asm_file_end): Check TREE_SYMBOL_REFERENCED.
674 Wed Aug 12 17:25:18 1998 Jeffrey A Law (law@cygnus.com)
676 * mn10300.c (REG_SAVE_BYTES): Only reserve space for registers
678 * mn10300.md (prologue insn): Only save registers which need saving.
679 (epilogue insn): Similarly.
681 * mn10300.c, mn10300.h, mn10300.md: Remove "global zero register"
684 Wed Aug 12 12:39:16 1998 Gavin Romig-Koch <gavin@cygnus.com>
686 * mips/mips.h (ENCODE_SECTION_INFO): Set SYMBOL_REF_FLAG for
687 VAR_DECL's in gp addressable sections.
689 Tue Aug 11 23:02:31 1998 John Carr <jfc@mit.edu>
691 * sparc.c: Change return <exp> to <exp>; return; in functions
693 * sparc.md: Add empty semicolon statement after final label in
696 Tue Aug 11 22:42:01 1998 David S. Miller <davem@pierdol.cobaltmicro.com>
698 * config/sparc/sparc.md (define_insn addx_extend): Rename to
699 addx_extend_sp64, only allow when TARGET_ARCH64.
700 (define_insn addx_extend_sp32 and split): Version that works when
702 (define_insn subx_extend): Likewise.
703 (define_split adddi3 and subdi3 with zero extension): Fixup and
704 correct bugs when not TARGET_ARCH64.
706 Tue Aug 11 16:04:34 1998 John Carr <jfc@mit.edu>
708 * except.c (set_exception_lang_code, set_exception_version_code):
709 Use prototype-style definition if __STDC__, to match declaration
712 * genemit.c: Change FAIL and DONE macros not to use loops.
714 Tue Aug 11 12:27:03 1998 Jim Wilson <wilson@cygnus.com>
716 * dwarf2out.c (ASM_OUTPUT_DWARF_ADDR_CONST): Use
717 ASM_OUTPUT_DWARF2_ADDR_CONST if defined.
719 * mips/mips.md (reload_outsi): Use M16_REG_P when TARGET_MIPS16.
721 Tue Aug 11 18:12:53 1998 Dave Love <d.love@dl.ac.uk>
723 * README.g77: Update from Craig.
725 Tue Aug 11 04:46:01 1998 David S. Miller <davem@pierdol.cobaltmicro.com>
727 * config/sparc/sparc.c (sparc_emit_set_const32): INTVAL is of
729 (safe_constDI sparc_emit_set_const64_quick1,
730 sparc_emit_set_const64_quick2, sparc_emit_set_const64_longway,
731 analyze_64bit_constant, const64_is_2insns,
732 create_simple_focus_bits): Fix some bugs when compiled on real
734 (function_arg_record_value_3, function_arg_record_value_2,
735 function_arg_record_value): Add fully prototyped forward decls.
736 * config/sparc/sparc.md (define_insn cmpsi_insn_sp32): Rename back
737 to cmpsi_insn and use on both 64 and 32 bit targets.
738 (define_insn cmpsi_insn_sp64): Remove.
739 (define_expand zero_extendsidi2): Allow for 32-bit target too.
740 (define_insn zero_extendsidi2_insn): Rename to
741 zero_extendsidi2_insn_sp64.
742 (define_insn zero_extendsidi2_insn_sp32): New pattern and
743 assosciated forced split for it.
745 * config/sparc/sparc.c (const64_operand, const64_high_operand):
747 * config/sparc/sparc.h: Declare them.
748 (PREDICATE_CODES): Add them.
749 * config/sparc/sparc.md (movdi_lo_sum_sp64_dbl,
750 movdi_high_sp64_dbl, xordi3_sp64_dbl): Use them.
752 Mon Aug 10 22:57:24 1998 John Carr <jfc@mit.edu>
754 * config/sparc/sparc.md (define_insn jump): Output ba,pt not b,pt
755 in v9 case as the latter makes the Solaris assembler crash.
757 Mon Aug 10 22:39:09 1998 David S. Miller <davem@pierdol.cobaltmicro.com>
759 * config/sparc/sparc.c (input_operand): Do not accept a LO_SUM MEM
760 for TFmode when !v9. We require offsettable memory addresses.
761 * config/sparc/sparc.h (ALTER_HARD_SUBREG): Handle TFmode to
762 DFmode register number conversions.
763 * config/sparc/sparc.md (define_split DFmode moves): If register
764 is a SUBREG do alter_subreg on it before using.
765 (define_expand movtf): Fixup comment about alignment on v9.
766 (define_split TFmode moves): Don't use gen_{high,low}part, create
767 explicit SUBREGs instead.
769 Mon Aug 10 19:02:55 1998 John Carr <jfc@mit.edu>
771 * Makefile.in (mbchar.o): Depend on mbchar.c.
773 Mon Aug 10 04:28:13 1998 David S. Miller <davem@pierdol.cobaltmicro.com>
774 Richard Henderson <rth@cygnus.com>
776 Rewrite Sparc backend for better code generation and
777 improved sparc64 support.
778 * config/sparc/sp64-elf.h: Set JUMP_TABLES_IN_TEXT_SECTION to
780 * config/sparc/sysv4.h: Likewise.
781 * config/sparc/sparc.c (v8plus_regcmp_p, sparc_operand,
782 move_operand, v8plus_regcmp_op, emit_move_sequence,
783 singlemove_string, doublemove_string, mem_aligned_8,
784 output_move_double, output_move_quad, output_fp_move_double,
785 move_quad_direction, output_fp_move_quad, output_scc_insn):
787 (small_int_or_double): New predicate.
788 (gen_compare_reg): Remove TARGET_V8PLUS cmpdi_v8plus emission.
789 (legitimize_pic_address): Emit movsi_{high,lo_sum}_pic instead of
790 old pic_{sethi,lo_sum}_si patterns.
791 (mem_min_alignment): New generic function to replace
792 mem_aligned_8, which uses REGNO_POINTER_ALIGN information when
793 available and can test for arbitrary alignments. All callers
795 (save_regs, restore_regs, build_big_number,
796 output_function_prologue, output_cbranch, output_return,
797 sparc_flat_save_restore, sparc_flat_output_function_prologue,
798 sparc_flat_output_function_epilogue): Prettify
800 (output_function_epilogue): Likewise and add code to output
801 deferred case vectors.
802 (output_v9branch): Likewise, add new arg INSN and use it to tack
803 on branch prediction settings. All callers changed.
804 (print_operand): Likewise and output %l44 for LO_SUMs when
806 (sparc_splitdi_legitimate): New function to make sure DImode
807 splits can be run properly when !arch64.
808 (sparc_initialize_trampoline, sparc64_initialize_trampoline):
809 Reformat example code in comments.
810 (set_extends): Remove UNSPEC/v8plus_clear_high case.
811 (sparc_addr_diff_list, sparc_addr_list): New statics to keep track
812 of deferred case vectors we need to output.
813 (sparc_defer_case_vector): Record a case vector.
814 (sparc_output_addr_vec, sparc_output_addr_diff_vec,
815 sparc_output_deferred_case_vectors): New functions to output them.
816 (sparc_emit_set_const32): New function to form 32-bit constants in
817 registers when that requires more than one instruction.
818 (safe_constDI, sparc_emit_set_const64_quick1,
819 sparc_emit_set_const64_quick2, sparc_emit_set_const64_longway,
820 analyze_64bit_constant, const64_is_2insns,
821 create_simple_focus_bits, sparc_emit_set_const64): New functions
822 which do the same for 64-bit constants when arch64.
823 (sparc_emit_set_symbolic_const64): New function to emit address
824 loading for all code models on v9.
825 * config/sparc/sparc.h (CONDITIONAL_REGISTER_USAGE): Do not make
826 %g1 fixed when arch64, unfix %g0 when TARGET_LIVE_G0.
827 (ALTER_HARD_SUBREG): Fix thinko, return REGNO + 1 not 1.
828 (SECONDARY_INPUT_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS): Fix
829 inaccuracies in comments, add symbolic and text_segment operands
830 when TARGET_CM_MEDANY and TARGET_CM_EMBMEDANY respectively. Use
831 GENERAL_REGS in these cases as a temp REG is needed to load these
832 addresses into a register properly.
833 (EXTRA_CONSTRAINT): Document more accurately, remove Q case as it
835 (GO_IF_LEGITIMATE_ADDRESS): Allow TFmode for LO_SUM on v9 since fp
836 quads are guarenteed to have 16-byte alignment.
837 (LEGITIMIZE_ADDRESS): For SYMBOL_REF, CONST, and LABEL_REF use
838 copy_to_suggested_reg instead of explicit LO_SUM and HIGH.
839 (ASM_OUTPUT_ADDR_VEC, ASM_OUTPUT_ADDR_DIFF_VEC): New macros for
840 deferred case vector implementation.
841 (ASM_OUTPUT_ADDR_VEC_ELT): Use fputc to output newline.
842 (ASM_OUTPUT_ADDR_DIFF_ELT): Parenthesize LABEL in macro calls.
843 Generate "internal label - label" instead of "label - 1b".
844 (PRINT_OPERAND_ADDRESS): For LO_SUM use %l44 on TARGET_CM_MEDMID.
845 (PREDICATE_CODES): Remove sparc_operand, move_operand,
846 v8plus_regcmp_op. Add small_int_or_double, input_operand, and
848 (doublemove_string, output_block_move, output_fp_move_double,
849 output_fp_move_quad, output_move_double, output_move_quad,
850 output_scc_insn, singlemove_string, mem_aligned_8, move_operand,
851 sparc_operand, v8plus_regcmp_op, v8plus_regcmp_p): Remove externs.
852 (sparc_emit_set_const32, sparc_emit_set_const64,
853 sparc_emit_set_symbolic_const64, input_operand, zero_operand,
854 mem_min_alignment, small_int_or_double): Add externs.
855 * config/sparc/sparc.md: Document the many uses of UNSPEC and
856 UNSPEC_VOLATILE in this backend.
857 (define_function_unit ieu): Rename to ieu_unnamed. Add move and
858 unary to types which execute in it.
859 (define_function_unit ieu_shift): Rename to ieu0.
860 (define_function_unit ieu1): New, executes compare, call, and
861 uncond_branch type insns.
862 (define_function_units for type fdivs, fdivd, fsqrt): These
863 execute in the fpu multiply unit not the adder on UltraSparc.
864 (define_expand cmpdi): Disallow TARGET_V8PLUS.
865 (define_insn cmpsi_insn): Rename to cmpsi_insn_sp32.
866 (define_insn cmpsi_insn_sp64): New, same as sp32 variant except it
867 allows the arith_double_operand predicate and rHI constraint when
869 (define_insn cmpdi_sp64, cmpsf_fpe, cmpdf_fpe, cmptf_fpe,
870 cmpsf_fp, cmpdf_fp, cmptf_fp, sltu_insn, neg_sltu_insn,
871 neg_sltu_minux_x, neg_sltu_plus_x, sgeu_insn, neg_sgeu_insn,
872 sltu_plus_x, sltu_plus_x, sltu_plus_x_plus_y, x_minus_sltu,
873 sgeu_plus_x, x_minus_sgeu, movqi_cc_sp64, movhi_cc_sp64,
874 movsi_cc_sp64, movdi_cc_sp64, movsf_cc_sp64, movdf_cc_sp64,
875 movtf_cc_sp64, movqi_cc_reg_sp64, movhi_cc_reg_sp64,
876 movsi_cc_reg_sp64, movdi_cc_reg_sp64, movsf_cc_reg_sp64,
877 movdf_cc_reg_sp64, movtf_cc_reg_sp64, zero_extendhisi2_insn,
878 cmp_siqi_trunc, cmp_siqi_trunc_set, sign_extendhisi2_insn,
879 sign_extendqihi2_insn, sign_extendqisi2_insn,
880 sign_extendqidi2_insn, sign_extendhidi2_insn,
881 extendsfdf2, extendsftf2, extenddftf2, truncdfsf2, trunctfsf2,
882 trunctfdf2, floatsisf2, floatsidf2, floatsitf2, floatdisf2,
883 floatdidf2, floatditf2, fix_truncsfsi2, fix_truncdfsi2,
884 fix_trunctfsi2, fix_truncsfdi2, fix_truncdfdi2, fix_trunctfdi2,
885 adddi3_sp64, addsi3, cmp_ccx_plus, cmp_cc_plus_set, subdi_sp64,
886 subsi3, cmp_minus_ccx, cmp_minus_ccx_set, mulsi3, muldi3,
887 muldi3_v8plus, cmp_mul_set, mulsidi3, mulsidi3_v8plus,
888 const_mulsidi3_v8plus, mulsidi3_sp32, const_mulsidi3,
889 smulsi3_highpart_v8plus, unnamed subreg mult,
890 const_smulsi3_highpart_v8plus, smulsi3_highpart_sp32,
891 const_smulsi3_highpart, umulsidi3_v8plus, umulsidi3_sp32,
892 const_umulsidi3, const_umulsidi3_v8plus, umulsi3_highpart_v8plus,
893 const_umulsi3_highpart_v8plus, umulsi3_highpart_sp32,
894 const_umulsi3_highpart, divsi3, divdi3, cmp_sdiv_cc_set, udivsi3,
895 udivdi3, cmp_udiv_cc_set, smacsi, smacdi, umacdi, anddi3_sp64,
896 andsi3, and_not_di_sp64, and_not_si, iordi3_sp64, iorsi3,
897 or_not_di_sp64, or_not_si, xordi3_sp64, xorsi3, xor_not_di_sp64,
898 xor_not_si, cmp_cc_arith_op, cmp_ccx_arith_op,
899 cmp_cc_arith_op_set, cmp_ccx_arith_op_set, cmp_ccx_xor_not,
900 cmp_cc_xor_not_set, cmp_ccx_xor_not_set, cmp_cc_arith_op_not,
901 cmp_ccx_arith_op_not, cmp_cc_arith_op_not_set,
902 cmp_ccx_arith_op_not_set, negdi2_sp64, cmp_cc_neg, cmp_ccx_neg,
903 cmp_cc_set_neg, cmp_ccx_set_neg, one_cmpldi2_sp64, cmp_cc_not,
904 cmp_ccx_not, cmp_cc_set_not, cmp_ccx_set_not, addtf3, adddf3,
905 addsf3, subtf3, subdf3, subsf3, multf3, muldf3, mulsf3,
906 muldf3_extend, multf3_extend, divtf3, divdf3, divsf3, negtf2,
907 negdf2, negsf2, abstf2, absdf2, abssf2, sqrttf2, sqrtdf2, sqrtsf2,
908 ashlsi3, ashldi3, unnamed DI ashift, cmp_cc_ashift_1,
909 cmp_cc_set_ashift_1, ashrsi3, ashrdi3, unnamed DI ashiftrt,
910 ashrdi3_v8plus, lshrsi3, lshrdi3, unnamed DI lshiftrt,
911 lshrdi3_v8plus, tablejump_sp32, tablejump_sp64, call_address_sp32,
912 call_symbolic_sp32, call_address_sp64, call_symbolic_sp64,
913 call_address_struct_value_sp32, call_symbolic_struct_value_sp32,
914 call_address_untyped_struct_value_sp32,
915 call_symbolic_untyped_struct_value_sp32, call_value_address_sp32,
916 call_value_symbolic_sp32, call_value_address_sp64,
917 call_value_symbolic_sp64, branch_sp32, branch_sp64,
918 flush_register_windows, goto_handler_and_restore,
919 goto_handler_and_restore_v9, goto_handler_and_restore_v9_sp64,
920 flush, all ldd/std peepholes, return_qi, return_hi, return_si,
921 return_addsi, return_di, return_adddi, return_sf, all call+jump
922 peepholes, trap, unnamed trap insns): Prettify output strings.
923 (define_insn anddi3_sp32, and_not_di_sp32, iordi3_sp32,
924 or_not_di_sp32, xordi3_sp32, xor_not_di_sp32, one_cmpldi2):
925 Likewise and force + implement splits for integer cases.
926 (define_insn return_sf_no_fpu): Likewise and allow to match when
927 no-fpu because of our subreg SFmode splits.
928 (define_insn zero_extendqihi2, zero_extendqisi2_insn,
929 zero_extendqidi2_insn, zero_extendhidi2_insn,
930 zero_extendsidi2_insn, sign_extendsidi2_insn): Likewise and use
931 input_operand for second operand.
932 (cmp_minus_cc, cmp_minus_cc_set): Likewise and use
933 reg_or_0_operand for operand 2 so new splits can use it.
934 (cmp_zero_extendqisi2, cmp_zero_extendqisi2_set, cmp_cc_plus,
935 cmp_cc_xor_not): Likewise and don't forget to check TARGET_LIVE_G0
937 (cmp_zero_extract, cmp_zero_extract_sp64): Likewise and allow
938 CONST_DOUBLEs for operand 2.
939 (define_insn move_label_di): Likewise and label distance
940 optimization because it no longer works with new deferred case
941 vector scheme. To be revisited.
942 (define_insn x_minus_y_minus_sltu, x_minus_sltu_plus_y): Likewise
943 and allow reg_or_0_operand and J constraint for second operand.
944 (define_insn jump): Set branch predict taken on V9.
945 (define_insn tablejump): Emit LABEL_REF + PLUS memory address for
946 new deferred case vector scheme.
947 (define_insn pic_tablejump_32, pic_tablejump_64): Remove.
948 (define_insn negdi2_sp32): Force + implement splits.
949 (define_insn negsi2, one_cmplsi2): Rename to negsi2_not_liveg0 and
950 one_cmplsi2_not_liveg0 respectively, and create expander of original
951 names which emit special rtl for TARGET_LIVE_G0.
952 (define_insn cmpdi_v8plus, scc_si, scc_di): Remove.
953 (define_insn seq, sne, slt, sge, sle, sltu, sgeu): Don't do
954 gen_compare_reg, FAIL instead.
955 (define_insn sgtu, sleu): Likewise and check gen_s*() return
956 values when trying to reverse condition codes, if they FAIL then
958 (define_insn snesi_zero, neg_snesi_zero, snesi_zero_extend,
959 snedi_zero, neg_snedi_zero, snedi_zero_trunc, seqsi_zero,
960 neg_seqsi_zero, seqsi_zero_extend, seqdi_zero, neg_seqdi_zero,
961 seqdi_zero_trunc, x_plus_i_ne_0, x_minus_i_ne_0, x_plus_i_eq_0,
962 x_minus_i_eq_0): Add new splits to perform these multi-insn cases,
963 set output string to # to indicate they are mandatory splits.
964 (define_insn pic_lo_sum_si, pic_sethi_si, pic_lo_sum_di,
965 pic_sethi_di, move_pic_label_si): Remove.
966 (define_insn movsi_low_sum, movsi_high, movsi_lo_sum_pic,
967 movsi_high_pic, movsi_pic_label_reg): New patterns to take their
969 (define_expand movsi_pic_label_ref, define_insn
970 movsi_high_pic_label_ref, movsi_lo_sum_pic_label_ref): New
971 expander and insns to handle PIC label references and deferred
973 (define_insn get_pc_via_rdpc): Comment out as it is no longer
975 (define_expand movqi, movhi, movsi, movdi, movsf, movdf, movtf):
976 Rewrite to not use emit_move_sequence, make use of new constant
977 formation code, and new splits for all multi-insn cases.
978 (define_insn movqi_insn): Remove sethi case, it can never happen.
979 Use reg_or_zero_operand instead of const0_rtx explicit test,
980 use input_operand instead of move_operand for source, and use
981 general_operand now for dest.
982 (define_insn movhi_insn): Similar but leave sethi case.
983 (define_insn lo_sum_qi, store_qi, store_hi): Remove.
984 (define_insn sethi_hi lo_sum_hi): Rename to movhi_high and
985 movhi_lo_sum respectively, prettify output string.
986 (define_insn movsi_zero_liveg0): New pattern to put zero into a
987 register when needed on TARGET_LIVE_G0.
988 (define_insn movsi_insn): Use general_operand and input_operand
989 for dest and src respectively. Simplify applicability test.
990 Prettify output strings, and add clr alternative for J
992 (define_insn movdi_sp32_v9, movdi_sp32, define_splits for
993 deprecated std and reg-reg DI moves): Remove and...
994 (define_insn movdi_insn_sp32, movdi_insn_sp64): Replace with new
995 implementation which uses forced splits for all non-single insn
997 (define_split DI move cases on !arch64): New splits to handle all
998 situations of 64-bit double register DImode on 32bit, and
999 unaligned registers and memory addresses for all subtargets.
1000 (define_insn movsf_const_insn, movdf_const_insn, store_sf):
1002 (define_insn movsf_insn, movsf_no_f_insn): Use general_operand and
1003 input_operand for dest and src respectively, prettify output
1005 (define_insn movdf_insn, movdf_no_e_insn, store_df,
1006 movtf_const_insn, movtf_insn, movtf_no_e_insn, store_tf): Remove
1008 (define_insn movdf_insn_sp32, movdf_no_e_insn_sp32,
1009 movdf_insn_sp64, movdf_no_e_insn_sp64, movtf_insn,
1010 movtf_no_e_insn_sp32, movtf_insn_hq_sp64, movtf_insn_sp64,
1011 movtf_no_e_insn_sp64) Replace with new
1012 implementation which uses forced splits for all non-single insn
1014 (define_split DF move cases): New splits in similar vein to DI
1016 (define_insn sethi_di_medlow, sethi_di_medium_pic,
1017 sethi_di_embmedany_data, sethi_di_embmedany_text, sethi_di_sp64,
1018 movdi_sp64_insn): Remove old v9 code model and constant loading
1020 (define_insn pic_lo_sum_di, pic_sethi_di,
1021 sethi_di_medlow_embmedany_pic, sethi_di_medlow, losum_di_medlow,
1022 seth44, setm44, setl44, sethh, setlm, sethm, setlo,
1023 embmedany_sethi, embmedany_losum, embmedany_brsum,
1024 embmedany_textuhi, embmedany_texthi, embmedany_textulo,
1025 embmedany_textlo, movdi_lo_sum_sp64_cint, movdi_lo_sum_sp64_dbl,
1026 movdi_high_sp64_cint, movdi_high_sp64_dbl): Replace with new
1027 scheme, using unspecs, secondary reloads, and one to one sparc
1028 insn to rtl insn mapping for better scheduling and code gen.
1029 (define_expand reload_indi, reload_outdi): Reload helpers for
1030 MEDANY and EMBMEDANY symbol address loading cases which require a
1032 (define_expand movsicc): Remove v8plus_regcmp cases.
1033 (define_insn movdi_cc_sp64_trunc, movdi_cc_reg_sp64_trunc,
1034 cmp_zero_extendqidi2, cmp_zero_extendqidi2_set, cmp_qidi_trunc,
1035 cmp_diqi_trunc_set): New patterns used by some of the new scc
1037 (define_insn xordi3_sp64_dbl): New pattern used for constant
1038 formation when crossing from 32-bit targets.
1039 (define_insn movsi_cc_reg_v8plus, v8plus_clear_high, and helper
1041 (define_insn addx, subx): Make visible and prettify.
1042 (define_insn adddi3_insn_sp32): Likewise and force split.
1043 (define_insn addx_extend, subx_extend, unnamed): New patterns for
1044 64bit scc split usage.
1045 (define_insn unnamed plusDI zero_extend, unnamed minusDI
1046 zero_extend, subdi3): Force and implement splits.
1048 * final.c (final_scan_insn): Don't output labels if target
1049 specifies ASM_OUTPUT_ADDR_{DIFF}_VEC. Do these macro operations
1052 * reorg.c (dbr_schedule): When taking on BR_PRED notes at the end,
1053 don't forget to walk inside SEQUENCESs too as these are what the
1054 delay slot scheduler will create.
1056 Mon Aug 10 01:21:01 1998 Richard Henderson <rth@cygnus.com>
1058 * alpha.md (extxl+1,+2): New patterns to work around
1061 Sat Aug 8 19:20:22 1998 Gary Thomas (gdt@linuxppc.org)
1063 * rs6000.c (rs6000_allocate_stack_space) Fix typo which
1064 caused bad assembly code to be generated.
1066 Sat Aug 8 18:53:28 1998 Jeffrey A Law (law@cygnus.com)
1068 * netbsd.h: Fix typo.
1070 Mon Aug 3 00:06:42 1998 Robert Lipe <robertl@dgii.com>
1072 * config.sub: Fix typo.
1074 Sun Aug 2 22:39:08 1998 Hans-Peter Nilsson <hp@axis.se>
1076 * invoke.texi (Environment Variables): Typo: Change "ascpects"
1078 (Running Protoize): Typo: Change "ther" into "other".
1080 Sun Aug 2 00:42:50 1998 Jeffrey A Law (law@cygnus.com)
1082 * i386/netbsd.h: Undo previous change to DWARF2_UNWIND_INFO.
1083 * m68k/netbsd.h: Likewise.
1084 * ns32k/netbsd.h: Likewise.
1085 * sparc/netbsd.h: Likewise.
1087 Sat Aug 1 17:59:30 1998 Richard Henderson <rth@cygnus.com>
1089 * ginclude/va-alpha.h (va_list): Use a typedef, not a define.
1090 * ginclude/va-clipper.h (va_list): Likewise.
1092 Fri Jul 31 20:22:02 1998 Michael Meissner <meissner@cygnus.com>
1094 * rs6000.c (rs6000_override_options): If big endian and -Os, use
1095 load/store multiple instructions unless user overrides.
1097 Fri Jul 31 17:08:59 1998 Jeffrey A Law (law@cygnus.com)
1099 * ns32k/netbsd.h: Fix typo.
1101 Fri Jul 31 10:23:55 1998 Doug Evans <devans@canuck.cygnus.com>
1103 * m32r/m32r.h (ASM_OUTPUT_SOURCE_LINE): Always output line number
1104 labels with .debugsym if no parallel insns.
1106 Thu Jul 30 19:15:53 1998 Richard Henderson <rth@cygnus.com>
1108 * alpha.md (fp cmp): Replicate patterns for ALPHA_TP_INSN.
1109 (fcmov): Remove ALPHA_TP_INSN patterns -- fcmov doesn't trap.
1111 Thu Jul 30 19:50:15 1998 David Edelsohn <edelsohn@mhpcc.edu>
1113 * rs6000/x-aix43 (AR_FOR_TARGET_FLAGS): Delete.
1114 (AR_FOR_TARGET): Define.
1116 Thu Jul 30 12:29:12 1998 Mark Mitchell <mark@markmitchell.com>
1118 * dyn-string.h: New file.
1119 * dyn-string.c: Likewise.
1120 * Makefile.in (OBJS): Add dyn-string.o.
1121 (dwarf2out.o): Add dyn-string.h dependency.
1122 (dyn-string.o): List dependencies.
1123 * dwarf2out.c: Include dyn-string.h.
1124 (ASM_NAME_TO_STRING): Use dyn_string_append, rather than strcpy.
1125 (addr_const_to_string): Take a dyn_string_t, not a char* as a
1126 prototype. Use dyn_string_append rather than strcat, throughout.
1127 (addr_to_string): Use dyn_string_t.
1129 Thu Jul 30 13:08:07 1998 Ken Raeburn <raeburn@cygnus.com>
1131 Function entry/exit profiling instrumentation:
1132 * expr.h (profile_function_entry_libfunc,
1133 profile_function_exit_libfunc): Declare new variables.
1134 * optabs.c: Define them here.
1135 (init_optabs): Initialize them.
1136 * tree.h (struct tree_decl): New flag
1137 no_instrument_function_entry_exit.
1138 (DECL_NO_INSTRUMENT_FUNCTION_ENTRY_EXIT): New accessor macro.
1139 * c-decl.c (duplicate_decls): Merge it.
1140 * c-common.c (enum attrs): New value A_NO_INSTRUMENT_FUNCTION.
1141 (init_attributes): Use it for "no_instrument_function".
1142 (decl_attributes): Handle it, for functions that have not yet been
1143 compiled. Set decl flag.
1144 * flags.h (flag_instrument_function_entry_exit): Declare new
1146 * toplev.c (flag_instrument_function_entry_exit): Define it here.
1147 (f_options): New option "instrument-functions".
1148 * function.h (struct function): New field instrument_entry_exit.
1149 * function.c (current_function_instrument_entry_exit): New
1151 (push_function_context_to, pop_function_context_from): Save and
1153 (expand_function_start): Set current_ variable, maybe emit return
1154 label and entry profile call.
1155 (expand_function_end): Maybe emit exit profile call.
1157 Thu Jul 30 00:58:34 1998 Jeffrey A Law (law@cygnus.com)
1159 * i386.md (movqi): When optimizing a load of (const_int 1) into a
1160 NON_QI_REG_P, pretend the register is SImode.
1162 Wed Jul 29 23:49:23 1998 Todd Vierling <tv@netbsd.org>
1164 * configure.in: Use xm-netbsd.h as the NetBSD xm file (not xm-siglist).
1165 Accept arm32 as arm, m68k4k as m68k, mipsle as mips-dec, and any
1166 manufacturer id for ns32k.
1167 * configure: Regenerated.
1168 * config/netbsd.h: When using ASM_WEAKEN_LABEL, make it global too.
1169 * config/t-netbsd: Don't compile libgcc1-test as the fns are in libc.
1170 * config/i386/netbsd.h: Undefine DWARF2_UNWIND_INFO, not define as 0.
1171 * config/m68k/netbsd.h: Same.
1172 * config/ns32k/netbsd.h: Same.
1173 * config/sparc/netbsd.h: Same.
1175 Wed Jul 29 22:39:21 1998 Jeffrey A Law (law@cygnus.com)
1177 * unroll.c (unroll_loop): Do not abort for an UNROLL_MODULO
1178 or UNROLL_COMPLETELY loop that starts with a jump to its
1181 Wed Jul 29 22:18:14 1998 David Edelsohn <edelsohn@mhpcc.edu>
1183 * rs6000/rs6000.md (absdi2 define_split): Swap operands of MINUS.
1184 * rs6000/rs6000.c (mask64_operand): Use HOST_BITS_PER_WIDE_INT.
1185 (print_operand, case 'B'): Don't fall through.
1186 (print_operand, case 'S'): Correct mask begin/end computation.
1187 Use HOST_BITS_PER_WIDE_INT.
1188 * rs6000/rs6000.h (CPP_PREDEFINES): Define _LONG_LONG.
1189 (CONDITIONAL_REGISTER_USAGE): GPR13 fixed if TARGET_64BIT.
1190 * rs6000/aix41.h (CPP_PREDEFINES): Same.
1191 * rs6000/aix43.h (CPP_PREDEFINES): Same.
1193 Wed Jul 29 11:47:10 1998 Nick Clifton <nickc@cygnus.com>
1195 * config/arm/thumb.md (extendqisi2_insn): Remove earlyclobber
1196 constraint from second alternative.
1198 Tue Jul 28 23:29:04 1998 Jason Merrill <jason@yorick.cygnus.com>
1200 * configure.in: Fix --without/--disable cases for local-prefix,
1201 gxx-include-dir and checking.
1203 Tue Jul 28 22:01:23 1998 David S. Miller <davem@pierdol.cobaltmicro.com>
1205 * configure.in (enable_haifa): Set by default for sparc64 too.
1208 Tue Jul 28 23:29:04 1998 Jason Merrill <jason@yorick.cygnus.com>
1210 * i386/cygwin32.h (VALID_MACHINE_TYPE_ATTRIBUTE): New macro.
1211 * i386/winnt.c (associated_type): New fn.
1212 (i386_pe_valid_type_attribute_p): New fn.
1213 (i386_pe_check_vtable_importexport): Remove.
1214 (i386_pe_dllexport_p): Use associated_type.
1215 (i386_pe_dllimport_p): Likewise.
1217 From Antonio M. O. Neto <anmendes@cruzeironet.com.br>:
1218 * i386.c (i386_valid_type_attribute_p): Also accept
1219 attributes for METHOD_TYPEs.
1221 Tue Jul 28 23:17:39 1998 Peter Gerwinski <peter@gerwinski.de>
1223 * tree.c (build_range_type): Copy TYPE_SIZE_UNIT.
1225 Tue Jul 28 22:31:12 1998 Craig Burley <burley@gnu.org>
1227 * gcc.c: Fix commentary describing %g, %u, %U, and %O.
1229 * gcc.c (do_spec_1): Fix handling of %g%O and %U%O to prevent
1230 them from generating a new base name for each occurence of
1233 1998-07-28 Vladimir N. Makarov <vmakarov@cygnus.com>
1235 * cse.c (cse_insn): Enable subsitution inside libcall only for REG,
1237 * rtlanal.c (replace_rtx): Prohibit replaces in CONST_DOUBLE.
1241 * cplus-dem.c (type_kind_t): New type.
1242 (demangle_template_value_parm): Add type_kind_t parameter. Rely
1243 on this paramter, rather than demangling the type again.
1244 (demangle_integral_value): Pass tk_integral.
1245 (demangle_template_: Pass the value returned from do_type.
1246 (do_type): Return a type_kind_t. Pass tk_integral to
1247 demangle_template_value_parm for array bounds.
1248 (demangle_fund_type): Likewise.
1250 Mon Jul 27 00:54:41 1998 Jason Merrill <jason@yorick.cygnus.com>
1252 * tree.c (simple_cst_equal, case CONSTRUCTOR): OK if the elts are
1255 Mon Jul 27 22:18:36 1998 Jeffrey A Law (law@cygnus.com)
1257 * pa.c (move_operand): Accept CONSTANT_P_RTX.
1259 Mon Jul 27 17:18:52 1998 Dave Brolley <brolley@cygnus.com>
1261 * stor-layout.c (layout_type): Handle arrays of bits, for Chill.
1263 * expr.c (get_inner_reference): Handle zero-based, unsigned, array
1266 Mon Jul 27 14:51:33 1998 Jeffrey A Law (law@cygnus.com)
1268 * mn10300.h (DEBUGGER_AUTO_OFFSET): Define.
1269 (DEBUGGER_ARG_OFFSET): Likewise.
1271 * mn10300.md (movsf): Remove last change. Not needed.
1273 Mon Jul 27 14:22:36 1998 Dave Brolley <brolley@cygnus.com>
1275 * c-lex.c (yylex): Fix boundary conditions in character literal and
1276 string literal loops.
1278 Mon Jul 27 11:43:54 1998 Stan Cox <scox@cygnus.com>
1280 * longlong.h (count_leading_zeros): Sparclite scan instruction was
1281 being invoked incorrectly.
1283 * i386.c (ix86_prologue): Added SUBTARGET_PROLOGUE invocation.
1284 * i386/cygwin32.h (STARTFILE_SPEC, LIB_SPEC, SUBTARGET_PROLOGUE):
1286 * i386/win32.h: New file. Hybrid mingw32.h/cygwin32.h configuration.
1287 * configure.in: Added i[34567]86-*-win32
1288 * config.sub: Ditto.
1289 * configure: Rebuilt.
1291 Sun Jul 26 01:11:12 1998 H.J. Lu (hjl@gnu.org)
1293 * i386.h (CONST_DOUBLE_OK_FOR_LETTER_P): Return 0 when eliminating
1294 the frame pointer and compiling PIC code and reload has not completed.
1296 * i386.c (output_to_reg): Add code to emulate non-popping DImode
1299 Sun Jul 26 01:01:32 1998 Jeffrey A Law (law@cygnus.com)
1301 * regmove.c (regmove_optimize): Fix typo initializing regmove_bb_head.
1303 Sat Jul 25 23:29:23 1998 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1305 * Makefile.in (install-info): Only try to update the info
1306 directory file if it exists in the first place.
1308 Fri Jul 24 18:58:37 1998 Klaus Espenlaub <kespenla@student.informatik.uni-ulm.de>
1310 * rs6000.h (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Delete.
1312 Fri Jul 24 14:20:26 1998 Jeffrey A Law (law@cygnus.com)
1314 * mn10300.md (movqi, movhi, movsi, movsf): Correctly handle
1315 CONST_DOUBLE source.
1317 Fri Jul 24 11:17:04 1998 Nick Clifton <nickc@cygnus.com>
1319 * config/arm/thumb.c (thumb_print_operand): Decode %_ in asm
1320 strings as the insertion of USER_LABEL_PREFIX.
1321 * config/arm/thumb.h (PRINT_OPERAND_PUNCT_VALID_P): Accept _ as a
1323 * config/arm/thumb.md: Use %_ as a prefix to gcc library function
1326 Thu Jul 23 18:53:20 1998 Jim Wilson <wilson@cygnus.com>
1328 * dbxout.c (dbxout_range_type): Only call dbxout_type_index for
1329 already defined type.
1331 Thu Jul 23 13:49:41 1998 Jeffrey A Law (law@cygnus.com)
1333 * expr.c (check_max_integer_computation_mode): Allow conversions
1334 of constant integers to MAX_INTEGER_COMPUTATION_MODE.
1335 (expand_expr): Likewise.
1337 Thu Jul 23 11:12:06 1998 Alexandre Petit-Bianco <apbianco@cygnus.com>
1339 * expr.c (expand_expr): Expand RETURN_EXPR.
1341 Thu Jul 23 11:00:29 1998 Jim Wilson <wilson@cygnus.com>
1343 * dwarf2out.c (dwarf2out_finish): Call stripattributes on TEXT_SECTION.
1345 Wed Jul 22 19:10:00 1998 Catherine Moore <clm@cygnus.com>
1347 * dwarf2out.c (output_aranges): Call stripattributes
1348 for TEXT_SECTION references.
1349 (output_line_info): Likewise.
1351 Wed Jul 22 14:08:54 1998 David S. Miller <davem@pierdol.cobaltmicro.com>
1353 * profile.c (branch_prob): Call allocate_reg_info after outputting
1354 profile rtl in instrument_arcs.
1356 Wed Jul 22 12:47:49 1998 Jim Wilson <wilson@cygnus.com>
1358 * fixinc.irix (math.h): Install wrapper instead of copying.
1360 Wed Jul 22 12:37:14 1998 Alexandre Petit-Bianco <apbianco@cygnus.com>
1362 * tree.def (EXPR_WITH_FILE_LOCATION): Defined as an 'e' expression
1363 so WFL are expanded correctly when contained in a COMPOUND_EXPR.
1364 * tree.h (EXPR_WFL_EMIT_LINE_NOTE): Change macro not to use
1365 lang_flag_0. Added documentation in the flag table.
1367 Tue Jul 21 23:28:35 1998 Klaus Kaempf <kkaempf@rmi.de>
1369 * cccp.c (do_include): Fix vax c style include handling.
1371 Tue Jul 21 13:28:19 1998 Jason Merrill <jason@yorick.cygnus.com>
1373 * cplus-dem.c (do_type): Use demangle_template_value_parm for arrays.
1375 Sun Jul 12 01:27:05 1998 Jason Merrill <jason@yorick.cygnus.com>
1377 * fold-const.c (non_lvalue): Don't deal with null pointer
1379 (fold, case COMPOUND_EXPR): Wrap a constant 0 in a NOP_EXPR.
1381 Tue Jul 21 15:49:31 1998 David Edelsohn <edelsohn@mhpcc.edu>
1383 * rs6000.h (PREDICATE_CODES): Add CONSTANT_P_RTX.
1384 * rs6000.md (movsi, movdi): Add CONSTANT_P_RTX.
1385 * rs6000.c (short_cint_operand): Add CONSTANT_P_RTX.
1386 (u_short_cint_operand): Same.
1387 (reg_or_cint_operand): Same.
1388 (logical_operand): Same.
1389 (input_operand): Same.
1390 (reg_or_short_operand): Use u_short_cint_operand.
1392 Tue Jul 21 08:56:42 1998 Richard Henderson <rth@cygnus.com>
1394 * alpha.md (fix_truncdfsi2, fix_truncsfsi2): Remove the define_expands,
1395 but keep the insns and splits. Adjust so when the ultimate destination
1396 is memory, use cvtql.
1398 Tue Jul 21 08:55:09 1998 Richard Henderson <rth@cygnus.com>
1400 * flow.c (regno_uninitialized): Fixed regs are never uninitialized.
1402 Tue Jul 21 00:31:01 1998 Jeffrey A Law (law@cygnus.com)
1404 * gcc.c (do_spec): Call "error" not "warning".
1406 * configure.in: Fix minor problems with gas feature detection code.
1407 * configure: Rebuilt.
1409 * gcc.c (do_spec): Issue a warning for '%[]' usage.
1412 * gcc.c: Delete %[spec] support.
1413 (do_spec_1, case '('): Likewise.
1414 (do_spec_1, case '['): Call error.
1416 Mon Jul 20 22:34:17 1998 Richard Henderson <rth@cygnus.com>
1418 * alpha.h (CPP_SPEC): Tidy. Hook to cpp_cpu and cpp_subtarget.
1419 (CPP_SUBTARGET_SPEC): Default to empty string.
1420 (CPP_AM_*, CPP_IM_*, CPP_CPU_*, CPP_CPU_SPEC): New.
1421 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS): New.
1422 * alpha/elf.h (LD_SPEC): Use %(elf_dynamic_linker).
1423 * alpha/linux-elf.h (SUBTARGET_EXTRA_SPECS): New.
1425 * alpha/linux.h (CPP_PREDEFINES): Tidy.
1426 * alpha/netbsd-elf.h (SUBTARGET_EXTRA_SPECS): New.
1427 * alpha/netbsd.h (CPP_PREDEFINES): Tidy.
1428 * alpha/osf.h (CPP_PREDEFINES): Remove bits subsumed by CPP_CPU_SPEC.
1429 * alpha/win-nt.h (CPP_PREDEFINES): Likewise.
1430 * alpha/vsf.h (CPP_PREDEFINES): Likewise.
1431 (CPP_SUBTARGET_SPEC): New. Do this instead of overriding CPP_SPEC.
1432 * alpha/vxworks.h: Likewise.
1434 Mon Jul 20 22:51:57 1998 Ken Raeburn <raeburn@cygnus.com>
1436 * mips.md (reload_outsi): Added missing REGNO call.
1437 (smulsi3_highpart, umulsi3_highpart): Provide prototype for
1439 (mul_acc_di, mul_acc_64bit_di): Don't use match_op_dup, use
1440 another match_operator and compare the codes.
1442 * mips.h (MASK_DEBUG_E, MASK_DEBUG_I): Set to zero.
1444 * MIPS multiply pattern fixes:
1445 * mips.h (enum reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS):
1446 Add union classes for HI, LO, or HILO plus general registers.
1447 (GENERATE_MADD): Deleted.
1448 * mips.md (mulsi3_mult3): Don't disparage output-LO alternative.
1449 Add TARGET_MAD to condition.
1450 (mulsi3): Test HAVE_mulsi3_mult3, not specific flags.
1451 (mul_acc_si): Expand GENERATE_MADD here; it's the only use. Use
1452 "*d" for accumulator, to give preference to LO initially but not
1455 Mon Jul 20 16:16:38 1998 Dave Brolley <brolley@cygnus.com>
1457 * configure.in (enable_c_mbchar): New configure option.
1458 (extra_cpp_objs): Always available now.
1460 * cexp.y (mbchar.h): #include it.
1461 (yylex): Handle Multibyte characters in character literals.
1463 * cccp.c (mbchar.h): #include it.
1464 (main): Set character set based on LANG environment variable.
1465 (rescan): Handle multibyte characters in comments.
1466 (skip_if_group): See above.
1467 (validate_else): See above.
1468 (skip_to_end_of_comment): See above.
1469 (macarg1): See above.
1470 (discard_comments): See above.
1471 (rescan): Handle multibyte characters in string and character literals.
1472 (collect_expansion): See above.
1473 (skip_quoted_string): See above.
1474 (macroexpand): See above.
1475 (macarg1): See above.
1476 (discard_comments): See above.
1477 (change_newlines): See above.
1479 * c-lex.c (mbchar.h): #include it.
1480 (GET_ENVIRONMENT): New macro.
1481 (init_lex): Set character set based on LANG environment variable.
1482 (yylex): Handle multibyte characters in character literals.
1483 (yylex): Handle multibyte characters in string literals.
1485 * Makefile.in (mbchar.o): New target.
1486 (cccp$(exeext)): @extra_cpp_objs@ is always available.
1487 (cppmain$(exeext)): @extra_cpp_objs@ is always available.
1489 * mbchar.[ch]: New files for multibyte character handling.
1491 Mon Jul 20 01:11:11 1998 David S. Miller <davem@pierdol.cobaltmicro.com>
1493 * jump.c (jump_optimize): When simplifying noop moves and
1494 PUSH_ROUNDING, fix thinko so we use same criterion for identifying
1495 the PUSHes to rewrite in second loop as we did in the first.
1497 Sun Jul 19 08:23:53 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1499 * cplus-dem.c (demangle_nested_args): Make function definition
1500 static to match the prototype.
1502 Fri Jul 17 14:58:44 1998 Richard Henderson <rth@cygnus.com>
1504 * alloca.c: Respect USE_C_ALLOCA.
1505 * gencheck.c (xmalloc): Ignore __GNUC__ for definition.
1506 * gengenrtl.c (xmalloc): Likewise.
1508 Fri Jul 17 14:18:14 1998 Richard Henderson <rth@cygnus.com>
1510 * loop.h (struct induction): Add no_const_addval.
1511 * loop.c (the_movables, reg_address_cost): New variables.
1512 (init_loop): Init reg_address_cost.
1513 (loop_optimize): Call end_alias_analysis.
1514 (scan_loop): Init the_movables.
1515 (record_giv): Init induction->no_const_addval.
1516 (basic_induction_var) [PLUS]: Use rtx_equal_p instead of ==.
1517 [REG]: Rearrange loop search test to catch more cases.
1518 (general_induction_var): Return success not benefit; take an extra
1519 argument for that. Change all callers.
1520 (simplify_giv_expr) [PLUS]: Always combine invariants. Use sge_plus.
1521 [MULT]: Use rtx_equal_p instead of ==. Combine simple invariants.
1522 [default]: Search the_movables for additional combinations.
1523 (sge_plus_constant, sge_plus): New functions.
1524 (express_from_1): New function.
1525 (express_from): Always define. Rewrite using express_from_1.
1526 (combine_givs_p): Handle more cases. Ignore address cost.
1527 (cmp_combine_givs_stats): New function.
1528 (combine_givs_used_once, combine_givs_benefit_from): New functions.
1529 (combine_givs): Rewrite to do best-fit combination.
1531 * fold-const.c (operand_equal_p): Handle RTL_EXPR.
1532 (fold): Do a complete (A*C)+(B*C) association check.
1534 Fri Jul 17 11:21:55 1998 Jim Wilson <wilson@cygnus.com>
1536 * function.c (fixup_var_refs_insns): Handle CLOBBER of a CONCAT.
1538 Fri Jul 17 11:48:55 1998 Jeffrey A Law (law@cygnus.com)
1540 * mn10300.c (MODES_TIEABLE_P): Fix typo.
1542 Fri Jul 17 03:26:12 1998 Rihcard Earnshaw (rearnsha@arm.com)
1544 * tree.c (valid_machine_attribute): Only create a new type variant if
1545 there is a decl to use it.
1547 Thu Jul 16 14:48:04 1998 Nick Clifton <nickc@cygnus.com>
1549 * gcc.c (do_spec_1): Cope with %g/%u/%U options which do not have
1552 Fri Jul 17 03:24:40 1998 Hans-Peter Nilsson <hp@axis.se>
1554 * extend.texi (Explicit Reg Vars): Typo: change "may deleted" into "may
1557 Thu Jul 16 14:48:47 1998 Jeffrey A Law (law@cygnus.com)
1559 * mn10300.c (count_tst_insns): New arg oreg_countp. Callers changed.
1560 Simplify tests for clearing an address register.
1561 (expand_prologue): Corresponding changes.
1563 * mn10300.md (movXX patterns): Make sure the destination is an
1564 ADDRESS_REG when substituting "zero_areg" for (const_int 0).
1565 (logical patterns): Split into expanders + patterns
1566 (zero and sign extension patterns): Similarly.
1567 (shift patterns): Similarly.
1569 Thu Jul 16 01:17:44 1998 Richard Henderson <rth@cygnus.com>
1571 * loop.c (emit_iv_add_mult): Scan the entire insn list generated
1572 for the sequence, recording base values.
1574 Wed Jul 15 10:49:55 1998 Richard Henderson <rth@cygnus.com>
1576 * i386.h (CPP_CPU_SPEC): Remove -Asystem(unix).
1578 Tue Jul 14 14:15:30 1998 Nick Clifton <nickc@cygnus.com>
1580 * gcc.c: Remove ANSI-C ism from --help code.
1582 * toplev.c: Support --help with USE_CPPLIB.
1584 Tue Jul 14 14:46:08 1998 Jeffrey A Law (law@cygnus.com)
1586 * configure.in: Rework gas feature code to work with symlink based
1589 * extend.texi: Clarify some issues related to local variables
1590 assigned to explicit registers.
1592 * mn10300.md (mulsi): Turn into expander + pattern.
1594 * mn10300.md (movsi, movsf, movdi, movdf): Remove "x" from I -> a
1597 Tue Jul 14 07:41:59 1998 Richard Earnshaw (rearnsha@arm.com)
1599 * arm/tcoff.h (USER_LABEL_PREFIX): Make it empty to match coff.h.
1601 Tue Jul 14 03:02:44 1998 Jeffrey A Law (law@cygnus.com)
1603 * version.c: Bump again to distinguish mainline tree from the
1606 Tue Jul 14 02:20:38 1998 Jeffrey A Law (law@cygnus.com)
1608 * version.c: Bump to avoid problems with old spec files during
1611 Mon Jul 13 23:11:44 1998 David S. Miller <davem@pierdol.cobaltmicro.com>
1613 * config/sparc/sparc.c (output_scc_insn): Enclose || conditions in
1614 parens while walking over notes.
1615 * config/sparc/sparc.md (reg movdi split): Clean up matching
1617 (all DI arithop splits on 32-bit): Handle immediate arguments
1618 correctly when they are CONST_INTs.
1620 Mon Jul 13 23:57:21 1998 Kamil Iskra <iskra@student.uci.agh.edu.pl>
1622 * m68k/m68k.h (TARGET_SWITCHES): Clear MASK_68040_ONLY for
1623 -m68020-40, -m68020-60 and -m5200.
1625 Mon Jul 13 23:52:05 1998 Weiwen Liu <weiwen.liu@yale.edu>
1627 * gcc.c (do_spec_1): Fix %O handling for secure temporary file
1630 Mon Jul 13 23:42:36 1998 Ralf Corsepius <corsepiu@faw.uni-ulm.de>
1632 * sh/elf.h (MAX_OFILE_ALIGNMENT): Undefine before including svr4.h.
1634 Mon Jul 13 23:36:08 1998 Jim Wilson <wilson@cygnus.com>
1636 * i386/i386.h (CPP_486_SPEC, CPP_586_SPEC, CPP_686_SPEC): New specs.
1637 (CPP_CPU_DEFAULT_SPEC, CPP_CPU_SPEC): Use them.
1638 (EXTRA_SPECS): Support them.
1639 * gcc.c: Delete %[spec] support.
1640 (do_spec_1, case '('): Likewise.
1641 (do_spec_1, case '['): Call error.
1642 * i386/aix386ng.h, cygwin32.h, freebsd-elf.h, gas.h, isc.h,
1643 linux-aout.h, linux-oldld.h, linux.h, osfelf.h, osfrose.h, sco.h,
1644 sco4.h, sco4dbx.h, sco5.h, sol2.h, sysv3.h (CPP_SPEC): Delete
1647 Mon Jul 13 23:31:04 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
1649 * m68k.c (output_scc_di): Use cmpw #0 only for address registers.
1651 Mon Jul 13 23:26:43 1998 Jeffrey A Law (law@cygnus.com)
1653 * tree.h (tree_common): Note front-end dependencies on layout of
1656 Mon Jul 13 23:18:39 1998 Craig Burley <burley@gnu.org>
1658 * stmt.c (expand_expr_stmt): If not assigning fresh
1659 value to last_expr_value, zero it, so old garbage
1660 doesn't get dereferenced.
1662 Mon Jul 13 23:06:55 1998 Henning.Petersen@t-online.de (Henning Petersen)
1664 * gcse.c (hash_scan_insn): Add missing argument declaration.
1666 Mon Jul 13 18:59:13 1998 Jim Wilson <wilson@cygnus.com>
1668 * configure.in (mips-sgi-irix5cross64, mips-sgi-irix5*): Remove
1669 HAVE_INTTYPES_H from xm_defines. Define xm_file to mips/xm-iris5.h.
1670 * mips/xm-iris5.h (USG): Delete.
1672 Mon Jul 13 17:18:47 1998 Nick Clifton <nickc@cygnus.com>
1674 * cccp.c (main): Add support for parsing --help.
1675 (display_help): New function: display command line switches.
1677 * cpplib.c (cpp_handle_option): Add support for parsing --help.
1678 (display_help): New function: display command line switches.
1680 * gcc.c (main): Add support for parsing --help, and passing it on
1681 to the sub-processes invoked by gcc.
1682 (display_help): New function: display comman line switches.
1684 * tm.texi (TARGET_SWITCHES and TARGET_OPTIONS): Document
1685 'description' field added to structure.
1687 * toplev.c: Add support for parsing --help.
1688 Add documentation strings to command line option tables.
1689 (display_help): New function: display comman line switches.
1691 Mon Jul 13 16:15:10 1998 John Carr <jfc@mit.edu>
1693 * sparc.c, sparc.h, sparc.md: New trampoline code.
1694 Allow integer operand 1 to V8+ DImode shift instructions.
1695 Fix bugs in V8+ wide multiply patterns.
1696 In 32 bit mode, split DImode register moves and logical instructions.
1697 Write V9 branch prediction flag.
1698 Use V9 conditional move more often for scc.
1700 Mon Jul 13 15:10:09 1998 Philippe De Muyter <phdm@macqel.be>
1702 * invoke.texi(-fno-builtin): Explain that the names of built-in
1703 functions begin with `__builtin_', not `__'.
1705 Mon Jul 13 19:01:52 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
1707 * reload1.c (reload_reg_free_before_p): Abort for RELOAD_FOR_OUTPUT.
1709 Mon Jul 13 10:50:17 1998 Mark Mitchell <mark@markmitchell.com>
1711 * cplus-dem.c (SCOPE_STRING): Remove DMGL_JAVA stuff.
1712 (cplus_demangle_opname): Initialize work.
1713 (demangle_template): Remove is_java_array.
1714 (do_type): Remove DMGL_JAVA stuff.
1715 (long_options): Remove "java".
1716 (main): Remove 'j' option.
1718 Mon Jul 13 10:19:00 1998 Jeffrey A Law (law@cygnus.com)
1720 * mn10300.h (REG_CLASS_FROM_LETTER): Map 'y' to SP_REGS.
1721 Handle 'x' as NO_REGS for this cpu.
1722 (REGNO_OK_FOR_BIT_BASE_P): Define.
1723 (REG_OK_FOR_BIT_BASE_P): Define.
1724 (GO_IF_LEGITIMATE_ADDRESS): Use them.
1725 (REG_OK_FOR_INDEX_P): Tweak.
1726 * mn13000.c (REG_SAVE_BYTES): Define.
1727 (expand_epilogue, initial_offset): Use it.
1728 (secondary_reload_class): Slightly reformat.
1729 (output_tst): Tweak comments.
1730 * mn10300.md: Change 'x' to 'y' for SP_REGS. Then add 'x' to many
1732 (addsi3): Turn into a define_expand/define_insn pair. Rework code for
1733 three operand addition case to be more efficient.
1734 (subsi3): Turn into a define_expand/define_insn pair.
1736 * expr.c (expand_expr): Only set MEM_IN_STRUCT_P if the memory address
1737 is not varying for REFERENCE_TYPE or when we think we might have found
1738 an optimized access to the first element in an array.
1740 Mon Jul 13 02:24:08 1998 David S. Miller <davem@pierdol.cobaltmicro.com>
1742 * regclass.c (reg_scan_mark_refs): New arg min_regno. Only update
1743 regscan information for REGs with numbers greater than or equal to
1744 this. All callers changed.
1745 (reg_scan_update): New function to efficiently update regscan
1746 information on the fly.
1747 * rtl.h: Add prototype.
1748 * jump.c (jump_optimize): Call it when we make a transformation
1749 which generates new pseudo-REGs.
1751 Sun Jul 12 13:08:14 1998 Jeffrey A Law (law@cygnus.com)
1753 * collect2.c (main): Use "-x c" instead of "-lang-c" for force the
1754 compiler into C mode.
1756 Sun Jul 12 01:27:05 1998 Jason Merrill <jason@yorick.cygnus.com>
1758 * cplus-dem.c (demangle_nested_args): Return a value.
1760 * tree.h (TYPE_P): New macro.
1762 Sat Jul 11 16:19:48 1998 Mark Mitchell <mark@markmitchell.com>
1764 * cplus-dem.c (string): Move definition before work_stuff.
1765 (work_stuff): Add volatile_type, forgetting_types,
1766 previous_argument, and nrepeats fields.
1767 (SCOPE_STRING): New macro.
1768 (demangle_template): Add `remember' parameter. Add comment.
1769 Register the `B' code type here, if remembering. Tidy. Fix crash
1770 on NULL tmpl_argvec. Be consistent with use of tname/trawname.
1771 (demangle_nested_args): New function.
1772 (internal_cplus_demangle): Handle volatile-qualified member
1774 (mop_up): Delete the previous_argument string if present.
1775 (demangle_signature): Tidy. Handle volatile-qualified member
1776 functions. Handle back-references using the `B' code. Use extra
1777 parameter to demangle_template and SCOPE_STRING where appropriate.
1778 (demangle_template_value_parm): Fix thinko; 'B' is not an integral
1780 (demangle_class): Use SCOPE_STRING.
1781 (gnu_special): Pass additional argument to demangle_template.
1783 (demangle_qualified): Save qualified types for later
1784 back-references. Handle constructors and destructors for template
1786 (do_type): Tidy. Use SCOPE_STRING. Pass extra argument to
1787 demangle_template. Use demangled_nested_args. Don't remember
1788 qualified types here; that's now done in demangle_qualified.
1789 Similarly for templates.
1790 (do_arg): Improve commment. Handle 'n' repeat code.
1791 (remember_type): Check forgetting_types.
1792 (demangle_args): Deal with 'n' repeat codes. Tidy.
1794 Sat Jul 11 02:59:08 1998 Richard Earnshaw <rearnsha@arm.com>
1796 * arm.md (extendhisi2_mem, movhi, movhi_bytes): Propagate the volatile
1797 and structure attribute flags to MEMs generated.
1798 (splits for sign-extended HI & QI mode from memory): Also propagate
1801 * configure.in (thumb-*-coff*): Don't cause fixincludes to be run.
1803 Fri Jul 10 19:06:59 1998 Michael Meissner <meissner@cygnus.com>
1805 * varray.h: Include system.h if it hasn't already been included
1806 before to get size_t declared.
1808 Fri Jul 10 12:53:58 1998 David S. Miller <davem@pierdol.cobaltmicro.com>
1810 * jump.c (jump_optimize): If after_regscan and our transformations
1811 generate new REGs, rerun reg_scan.
1813 Fri Jul 10 11:50:43 EDT 1998 Andrew MacLeod <amacleod@cygnus.com>
1815 * config/i960/i960.c (i960_address_cost): MEMA operands with
1816 positive offsets < 4096 are free.
1818 Fri Jul 10 12:34:37 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
1820 * config/m68k/m68k.c (const_uint32_operand): Recognize
1822 (const_sint32_operand): Likewise.
1824 Thu Jul 9 22:58:59 1998 Jeffrey A Law (law@cygnus.com)
1826 * Makefile.in (alias.o): Depend on $(EXPR_H).
1828 Thu Jul 9 18:24:56 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
1830 * reload1.c (choose_reload_regs): If using an equivalence from
1831 find_equiv_reg and reg_reloaded_valid is not set for this register,
1832 clear the associated spill_reg_store.
1834 Thu Jul 9 18:12:49 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
1836 * reload1.c (emit_reload_insns): If an output reload copies only
1837 to a secondary reload register, indicate that the secondary reload
1838 does the actual store.
1840 Thu Jul 9 18:01:05 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
1842 * reload.c (find_equiv_reg): If need_stable_sp is set,
1843 check if stack pointer is changed directly in a PARALLEL.
1845 Thu Jul 9 10:38:14 1998 Jeffrey A Law (law@cygnus.com)
1847 * jump.c (duplicate_loop_exit_test): Fix thinko.
1849 Thu Jul 9 01:30:37 1998 Joel Sherrill <joel@OARcorp.com>
1850 Ralf Corsepius <corsepiu@faw.uni-ulm.de>
1852 * config/i386/rtemself.h: Updated to keep in sync with
1853 config/i386/linux.h.
1855 * configure.in: Added sh-rtemself.
1856 * configure: Rebuilt.
1857 * config/sh/rtems.h: Removed -D__ELF__ since it is now COFF.
1858 * config/sh/rtemself.h: New file.
1860 * config/rs6000/rtems.h: Defined STARTFILE_DEFAULT_SPEC.
1862 Wed Jul 8 21:43:14 1998 Jeffrey A Law (law@cygnus.com)
1864 * configure.in: Check if the assembler supports ".balign" and
1865 ".p2align" and define HAVE_GAS_BALIGN_AND_P2ALIGN appropriately.
1866 * acconfig.h (HAVE_GAS_BALIGN_AND_P2ALIGN): New tag.
1867 * i386/gas.h (ASM_OUTPUT_ALIGN): If the assembler has support for
1868 ".balign" then use it.
1870 * print-rtl.c (print_rtx): Revert previous patch.
1872 * jump.c (duplicate_loop_exit_test): Do not duplicate the loop exit
1873 test if the exit code has an insn with ASM_OPERANDS.
1875 * i386/cygwin32.h (STDIO_PROTO): Fix typo.
1876 * m32r.h (STDIO_PROTO): Fix typo.
1878 * pa.h (LEGITIMIZE_RELOAD_ADDRESS): Handle addresses created by
1879 LEGITIMIZE_RELOAD_ADDRESS.
1880 * tm.texi (LEGITIMIZE_RELOAD_ADDRESS): Note that this macro must be
1881 able to handle addresses created by previous invocations of the macro.
1883 * flow.c (find_auto_inc): Remove most recent change. Real bug was
1886 * cse.c (count_reg_usage): Count registers used in addresses of
1889 Wed Jul 8 15:08:29 1998 Jim Wilson <wilson@cygnus.com>
1891 * Makefile.in (STAGESTUFF): Readd line lost during June 9 FSF merge.
1893 * configure.in (mips64orion-*-rtems*): Use elf64.h not elfl64.h.
1895 1998-07-08 Vladimir N. Makarov <vmakarov@cygnus.com>
1897 * config/fp-bit.c (__gexf2, __fixxfsi, __floatsixf): Add function
1900 * toplev.c (lang_options): Add -Wlong-long, -Wno-long-long
1902 * c-decl.c (warn_long_long): Define.
1903 (c_decode_option): Parse -Wlong-long, -Wno-long-long options.
1904 (grokdeclarator): Add flag `warn_long_long' as guard for
1905 warning "ANSI C does not support `long long'".
1906 * invoke.texi: Add description of options -Wlong-long,
1908 * gcc.1: The same as above.
1910 Wed Jul 8 02:43:34 1998 Jeffrey A Law (law@cygnus.com)
1912 * rtlanal.c (reg_overlap_mentioned_p): Handle STRICT_LOW_PART. If
1913 either argument is CONSTANT_P, then return zero.
1914 * reload.c (reg_overlap_mentioned_for_reload_p): Similarly.
1916 * configure.in: Also look at $srcdir/gas/configure to find a
1919 Wed Jul 8 00:28:22 1998 Carlo Wood <carlo@runaway.xs4all.nl>
1921 * dsp16xx.h : Clean up of macro OPTIMIZATION_OPTIONS
1923 Tue Jul 7 21:18:14 1998 Mumit Khan <khan@xraylith.wisc.edu>
1925 * i386/cygwin32.h (ASM_DECLARE_FUNCTION_NAME): Merge duplicate
1926 definitions from last two patches.
1928 Tue Jul 7 23:03:34 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
1930 * reload1.c (choose_reload_regs): Don't set reload_override_in
1931 if EQUIV is clobbered in INSN and the reload is done after INSN.
1933 Tue Jul 7 21:23:36 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
1935 * expr.c (emit_queue): If emitting a SEQUENCE, set QUEUED_INSN
1936 to the first insn of the sequence.
1938 Tue Jul 7 21:05:25 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
1940 * cse.c (cse_insn): Don't make change without validation.
1942 Tue Jul 7 11:40:05 1998 Jeffrey A Law (law@cygnus.com)
1944 * mn10200.md (various zero/sign extension patterns): zero and sign
1945 extensions which use "sub" clobber cc0.
1947 Tue Jul 7 09:12:08 PDT 1998 Jeff Law (law@cygnus.com)
1949 * version.c: Bump for snapshot.
1951 Tue Jul 7 10:07:20 1998 Jeffrey A Law (law@cygnus.com)
1953 * print-rtl.c (print_rtx): Use REAL_VALUE_TYPE instead of "double".
1955 Tue Jul 7 08:41:27 1998 Richard Henderson (rth@cygnus.com)
1957 * print-rtl.c (print_rtx): Only print fp values when REAL_VALUE_TYPE
1960 Tue Jul 7 00:31:58 PDT 1998 Jeff Law (law@cygnus.com)
1962 * version.c: Bump for snapshot.
1964 Tue Jul 7 01:03:03 1998 Mumit Khan <khan@xraylith.wisc.edu>
1966 Support for dllimport and dllexport attributes for i386-pe.
1968 * tree.h (DECL_NON_ADDR_CONST_P): New accessor macro.
1969 (struct tree_decl): Add non_addr_const_p field.
1970 * tree.c (staticp): Use.
1972 * i386/cygwin32.h (CPP_PREDEFINES): Map __declspec(x) to GCC
1974 (SUBTARGET_SWITCHES): Switches to turn on/off dllimport|export
1975 attributes. Also accept -mwindows option.
1976 (VALID_MACHINE_DECL_ATTRIBUTE): New macro.
1977 (MERGE_MACHINE_DECL_ATTRIBUTE): New macro.
1978 (REDO_SECTION_INFO_P): New macro.
1979 (DRECTVE_SECTION_FUNCTION): New macro.
1980 (drectve_section): Cover function to implement above.
1981 (SWITCH_TO_SECTION_FUNCTION): New macro.
1982 (switch_to_section): Covert function to implement above.
1983 (EXTRA_SECTIONS): Add in_drectve.
1984 (EXTRA_SECTION_FUNCTIONS): Add in_drectve and switch_to_section.
1985 (ENCODE_SECTION_INFO): Delete old macro and redefine as a function.
1986 (STRIP_NAME_ENCODING): Handle new attributes.
1987 (ASM_OUTPUT_LABELREF): New macro.
1988 (ASM_OUTPUT_FUNCTION_NAME): New macro.
1989 (ASM_OUTPUT_COMMON): New macro.
1990 (ASM_OUTPUT_DECLARE_OBJECT_NAME): New macro.
1992 * i386/mingw32.h (CPP_PREDEFINES): Map __declspec(x) to GCC
1995 * i386/winnt.c (i386_pe_valid_decl_attribute_p): New function.
1996 (i386_pe_merge_decl_attributes): New function.
1997 (i386_pe_check_vtable_importexport): New function.
1998 (i386_pe_dllexport_p): New function.
1999 (i386_pe_dllimport_p): New function.
2000 (i386_pe_dllexport_name_p): New function.
2001 (i386_pe_dllimport_name_p): New function.
2002 (i386_pe_mark_dllexport): New function.
2003 (i386_pe_mark_dllimport): New function.
2004 (i386_pe_encode_section_info): New function.
2005 (i386_pe_unique_section): Strip encoding from name first.
2007 Tue Jul 7 00:50:17 1998 Manfred Hollstein (manfred@s-direktnet.de)
2009 * libgcc2.c (L_exit): Provide a fake for atexit on systems which
2010 define ON_EXIT but not HAVE_ATEXIT.
2012 Tue Jul 7 00:44:35 1998 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2014 * m68k.md (zero_extend QI to HI): Correctly handle TARGET_5200.
2016 Tue Jul 7 00:36:41 1998 Ulrich Drepper <drepper@cygnus.com>
2018 * i386.c: Remove random whitespace at end of lines.
2020 * i386.c (ix86_epilogue): For pentium processors, try to deallocate
2021 4 or 8 byte stacks with pop instructions instead of an add instruction.
2023 Tue Jul 7 00:30:08 1998 Klaus Kaempf <kkaempf@rmi.de>
2025 * alpha.c: Include tree.h before expr.h.
2027 Mon Jul 6 22:50:48 1998 Jason Merrill <jason@yorick.cygnus.com>
2029 * c-parse.in (struct_head, union_head, enum_head): New nonterminals.
2030 (structsp): Use them. Update files generated from c-parse.in.
2031 * extend.texi (Type Attributes): Document it.
2033 * c-decl.c: Add warn_multichar.
2034 (c_decode_option): Handle -Wno-multichar.
2035 * c-lex.c (yylex): Check it.
2036 * c-tree.h: Declare it.
2037 * toplev.c (lang_options): Add it.
2038 * invoke.texi: Document it.
2040 Mon Jul 6 22:47:55 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
2042 * reload.c (find_equiv_reg): When looking for stack pointer + const,
2043 make sure we don't use a stack adjust.
2045 * reload.c (find_equiv_reg): If need_stable_sp is set,
2046 check if stack pointer is changed directly.
2048 * reload1.c (delete_dead_insn): Don't delete feeding insn
2049 if that insn has side effects.
2051 * flow.c (find_auto_inc): Clear UNCHANGING bit of register that is
2054 * reload1.c (reload_reg_free_before_p): RELOAD_FOR_OPADDR_ADDR
2055 precedes RELOAD_FOR_OUTADDR_ADDRESS.
2057 * gcse.c (hash_scan_insn): New argument IN_LIBCALL_BLOCK. Changed
2060 Mon Jul 6 22:21:56 1998 Kamil Iskra <iskra@student.uci.agh.edu.pl>
2062 * m68k.c (output_scc_di): Use cmpw #0 instead of tstl when
2063 testing address registers on the 68000.
2065 Mon Jul 6 22:17:19 1998 Alasdair Baird <alasdair@wildcat.demon.co.uk>
2067 * i386.c (is_fp_test): Fix thinko.
2069 * jump.c (jump_optimize) Check for CONST_INT before using INTVAL.
2071 Mon Jul 6 22:14:31 1998 Richard Henderson (rth@cygnus.com)
2073 * print-rtl.c (print_rtx): Display the real-value equivalent of
2074 a const_double when easy.
2076 * real.h (REAL_VALUE_TO_TARGET_SINGLE): Use a union to pun types.
2077 Zero memory first for predictability.
2078 (REAL_VALUE_TO_TARGET_DOUBLE): Likewise.
2079 * varasm.c (immed_real_const_1): Notice width of H_W_I == double.
2081 * regclass.c (allocate_reg_info): Initialize the entire reg_data
2084 Mon Jul 6 22:09:32 1998 Ian Lance Taylor <ian@cygnus.com>
2085 Jeff Law <law@cygnus.com>
2088 * i386/cygwin32.h: Add some declaration of external functions.
2089 (ASM_DECLARE_FUNCTION_NAME): Define.
2090 (ASM_OUTPUT_EXTERNAL, ASM_OUTPUT_EXTERNAL_LIBCALL): Define.
2091 (ASM_FILE_END): Define.
2092 * i386/winnt.c (i386_pe_declare_function_type): New function.
2093 (struct extern_list, extern_head): Define.
2094 (i386_pe_record_external_function): New function.
2095 (i386_pe_asm_file_end): New function.
2097 * cpplib.c (cpp_options_init): Initialize cplusplus_comments to 1,
2098 matching July 18, 1995 change to cccp.c. If -traditional then
2099 disable cplusplus_comments.
2101 Mon Jul 6 21:28:14 1998 Jeffrey A Law (law@cygnus.com)
2103 * combine.c (expand_compound_operation): Fix thinko in code to optimize
2104 (zero_extend:DI (subreg:SI (foo:DI) 0)) to foo:DI.
2106 * Disable the following change from gcc2. Not appropriate for egcs:
2108 Sun Jun 7 09:30:31 1998 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2109 * reload.c (find_reloads): Give preference to pseudo that was the
2110 reloaded output of previous insn.
2112 Mon Jul 6 21:07:14 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2114 * aclocal.m4 (GCC_FUNC_PRINTF_PTR): Don't define HOST_PTR_PRINTF.
2115 Instead, define a new macro HAVE_PRINTF_PTR which only signifies
2116 whether we have the %p format specifier or not.
2118 * acconfig.h: Delete stub for HOST_PTR_PRINTF, add HAVE_PRINTF_PTR.
2120 * machmode.h (HOST_PTR_PRINTF): When determining the definition,
2121 check HAVE_PRINTF_PTR to see whether "%p" is okay.
2123 * mips-tfile.c: Include machmode.h to get HOST_PTR_PRINTF.
2125 * Makefile.in (mips-tfile.o): Depend on machmode.h.
2127 Mon Jul 6 10:42:05 1998 Mark Mitchell <mark@markmitchell.com>
2129 * jump.c (duplicate_loop_exit_test): Don't refuse to copy a
2130 section of code just because it contains
2131 NOTE_INSN_BLOCK_{BEG,END}.
2132 * stmt.c (expand_end_loop): Likewise. Also, don't refuse to
2133 move CALL_INSNs or CODE_LABELs. When moving code, don't move
2134 NOTE_INSN_BLOCK_{BEG,END}.
2136 Mon Jul 6 09:38:15 1998 Mark Mitchell <mark@markmitchell.com>
2138 * cse.c (CSE_ADDRESS_COST): New macro, based on ADDRESS_COST, but
2139 dealing with ADDRESSOF.
2140 (find_best_addr): Use it.
2142 Mon Jul 6 09:27:08 1998 Richard Henderson <rth@cygnus.com>
2144 * alpha/vms.h (TRAMPOLINE_TEMPLATE): Revert last change.
2146 Mon Jul 6 09:25:06 1998 Dave Love <d.love@dl.ac.uk>
2148 * libgcc2.c (__eprintf): Make args consistent with prototype in
2151 Mon Jul 6 00:28:43 1998 Mark Mitchell <mark@markmitchell.com>
2153 * cse.c (cse_insn): When SETting (MEM (ADDRESSOF (X))) to Y,
2154 don't claim that the former is equivalent to the latter.
2156 Sun Jul 5 23:58:19 1998 Jeffrey A Law (law@cygnus.com)
2158 * cse.c (cse_insn): Second arg is an RTX now. Update all callers.
2159 (cse_basic_block): Keep track of the current RETVAL insn for a
2160 libcall instead of just noting that we're in a libcall.
2162 * combine.c (simplify_comparison): Do not commute a AND into
2163 a paradoxical SUBREG if not WORD_REGISTER_OPERATIONS.
2165 * i386/freebsd-elf.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Protect with
2166 HAVE_GAS_MAX_SKIP_P2ALIGN.
2167 * i386/linux.h: Likewise.
2169 Fri Jul 3 02:33:35 1998 David S. Miller <davem@pierdol.cobaltmicro.com>
2171 * sparc.c (sparc_operand, move_operand, arith_operand,
2172 arith11_operand, arith10_operand, arith_double_operand,
2173 arith11_double_operand, arith10_double_operand, small_int,
2174 uns_small_int): Recognize CONSTANT_P_RTX.
2175 (output_sized_memop, output_move_with_extension,
2176 output_load_address, output_size_for_block_move,
2177 output_block_move, delay_operand): Remove, has not been
2178 enabled or referenced for years.
2179 * sparc.md (movstrsi, block_move_insn): Likewise.
2180 * sparc.h (PREDICATE_CODES): Define.
2181 * linux-aout.h (MACHINE_STATE_{SAVE,RESTORE}): Override with
2182 version which uses getcc/setcc traps to save/restore condition
2184 * linux64.h: Likewise.
2185 * sunos4.h: Likewise.
2186 * linux.h: Likewise.
2188 * sun4o3.h: Likewise.
2190 Fri Jul 3 02:28:05 1998 Richard Henderson <rth@cygnus.com>
2192 * alpha.c (alpha_initialize_trampoline): Hack around Pmode/ptr_mode
2193 lossage on VMS. Reported by kkaempf@rmi.de.
2194 * alpha/vms.h (TRAMPOLINE_TEMPLATE): Add missing 0.
2196 Thu Jul 2 17:41:14 1998 Nick Clifton <nickc@cygnus.com>
2198 * config/m32r/m32r.h (MUST_PASS_IN_STACK): Override default
2201 Thu Jul 2 14:34:48 1998 David Edelsohn <edelsohn@mhpcc.edu>
2203 * expr.h (STACK_SIZE_MODE): New macro.
2204 * explow.c (allocate_dynamic_stack_space): Use it for
2205 mode of allocate_stack pattern increment operand.
2206 * tm.texi (STACK_SAVEAREA_MODE, STACK_SIZE_MODE): Document.
2207 * md.texi (stack_save_block, ...): Reflect use of macro.
2209 * rs6000.h (PROMOTE_MODE): Always promote to word_mode.
2210 (PROMOTE_FUNCTION_ARGS): Define.
2211 (PROMOTE_FUNCTION_RETURN): Define.
2212 (FUNCTION_VALUE): Promote to word_mode if smaller.
2213 Convert to gen_rtx_FOO.
2214 * rs6000.md (call_indirect): Store doubleword in 64-bit mode.
2215 Convert to gen_rtx_FOO.
2216 * rs6000.c: Convert to gen_rtx_FOO.
2218 Thu Jul 2 14:16:11 1998 Michael Meissner <meissner@cygnus.com>
2220 * varray.{c,h}: New files to provide virtual array support.
2222 * Makefile.in (OBJS): Add varray.o.
2223 (varray.o): Add new file.
2224 (REGS_H): New variable for dependencies for files including
2225 regs.h. Add varray.h and files it includes. Change all regs.h
2226 dependencies to $(REGS_H).
2228 * toplev.c (x{m,re}alloc): If size is 0, allocate 1 byte.
2229 (xcalloc): Provide frontend for calloc.
2230 * {tree,rtl}.h (xcalloc): Add declaration.
2232 * basic-block.h (REG_BASIC_BLOCK): Convert reg_n_info to be a
2235 * regs.h (toplevel): Include varray.h.
2236 (reg_n_info): Switch to use a varray.
2238 (allocate_reg_info): Change num_regs argument to be size_t.
2240 * regclass.c (reg_info_data): New structure to remember groups of
2241 reg_info structures allocated that are to be zeroed.
2242 ({pref,alt}class_buffer): New statics to hold buffers
2243 allocate_reg_info allocates for {pref,alt}class_buffer.
2244 (regclass): Use {pref,alt}class_buffer to initialize
2246 (allocate_reg_info): Switch to make reg_n_info use varrays.
2247 Allocate buffers for the preferred and alter register class
2248 information. Change num_regs argument to be size_t, not int.
2250 * flow.c (reg_n_info): Switch to use varrays.
2252 Thu Jul 2 10:11:47 1998 Robert Lipe <robertl@dgii.com>
2254 * install.texi (sco3.2v5): Document new --with-gnu-as flag.
2255 * config/i386/sco5.h (JUMP_TABLES_IN_TEXT_SECTION): Defined as
2257 (USE_GAS): Conditionalize away native assembler usage.
2258 * config/i386/sco5gas.h: New file.
2259 * config/i386/t-sco5gas: New file.
2260 * configure.in (ix86-sco3.2v5*): Use new files if --with-gnu-as
2262 Thu Jul 2 08:20:00 1998 Catherine Moore <clm@cygnus.com>
2264 * haifa-sched.c (alloc_EXPR_LIST): Change to use
2267 Thu Jul 2 14:13:28 1998 Dave Love <d.love@dl.ac.uk>
2269 * Makefile.in (install-info): Don't use $realfile. Ignore
2270 possible errors from the install-info program.
2272 Thu Jul 2 01:53:32 1998 Alasdair Baird <alasdair@wildcat.demon.co.uk>
2274 * combine.c (simplify_comparison): Apply SUBREG_REG to SUBREGs.
2276 Wed Jul 1 23:06:03 1998 Richard Henderson <rth@cygnus.com>
2278 * i386.h (HARD_REGNO_MODE_OK): Kill spurrious test.
2279 (MODES_TIEABLE_P): Tie SImode and HImode.
2281 1998-07-01 Andreas Jaeger <aj@arthur.rhein-neckar.de>
2283 * invoke.texi (Optimize Options): Fix typo.
2285 Wed Jul 1 22:25:43 1998 Jim Wilson <wilson@cygnus.com>
2287 * xcoffout.c (xcoffout_begin_function): Call xcoffout_block for
2290 Wed Jul 1 23:12:58 1998 Ken Raeburn <raeburn@cygnus.com>
2292 * h8300.c (print_operand): Delete %L support.
2293 * h8300.md (branch_true, branch_false): Use %= with a prefix
2294 instead of %L for local branch labels.
2296 Wed Jul 1 21:27:13 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
2298 * reload1.c (emit_reload_insns): Use proper register classes for
2299 SECONDARY_INPUT_RELOAD_CLASS / SECONDARY_MEMORY_NEEDED code.
2301 Wed Jul 1 21:17:36 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
2303 * reload.c (find_reloads): If there are multiple
2304 RELOAD_FOR_INPUT_ADDRESS / RELOAD_FOR_OUTPUT_ADDRESS reloads for
2305 one operand, change RELOAD_FOR_INPADDR_ADDRESS /
2306 RELOAD_FOR_OUTADDR_ADDRESS for all but the first
2307 RELOAD_FOR_INPUT_ADDRESS / RELOAD_FOR_OUTPUT_ADDRESS reloads.
2309 Wed Jul 1 17:23:23 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
2311 * regmove.c (fixup_match_2): Check that P has RTX_CLASS 'i' before
2314 Wed Jul 1 05:04:41 1998 Richard Henderson <rth@cygnus.com>
2316 * expr.c (emit_group_load, emit_group_store): Rewrite considering
2317 the size and alignment of the structure being manipulated.
2318 * expr.c, calls.c, function.c: Update all callers.
2319 * expr.h: Update prototypes.
2320 * cse.c (invalidate): Cope with parallels.
2322 Wed Jul 1 04:22:23 1998 Richard Henderson <rth@cygnus.com>
2324 * sparc.c (function_arg_record_value): Take a MODE arg with which to
2325 create the PARALLEL. Update all callers.
2327 Wed Jul 1 04:10:35 1998 Richard Henderson <rth@cygnus.com>
2329 * expr.c (expand_assignment, store_constructor, expand_expr): Use
2330 convert_memory_address instead of convert_to_mode when possible.
2332 Wed Jul 1 03:48:00 1998 Richard Henderson <rth@cygnus.com>
2334 * alpha.c (alpha_initialize_trampoline): Take arguments describing
2335 the layout. Use ptr_mode. Disable hint generation. Use gen_imb.
2336 * alpha.h (INITIALIZE_TRAMPOLINE): Pass extra args to the init func.
2337 (TRANSFER_FROM_TRAMPOLINE): Move ...
2338 * alpha/osf.h: ... here.
2339 * alpha/vms.h (INITIALIZE_TRAMPOLINE): Use alpha_initialize_trampoline.
2340 (TRANSFER_FROM_TRAMPOLINE): Remove undef.
2341 * alpha/win-nt.h: Likewise.
2342 * alpha/vxworks.h: Likewise.
2344 * alpha/linux.h: Revert gcc2 merge lossage.
2346 Wed Jul 1 10:56:55 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
2348 * c-decl.c (grokdeclarator): Don't warn about implicit int in
2349 `typedef foo = bar'.
2351 Wed Jul 1 02:12:33 1998 Robert Lipe <robertl@dgii.com>
2353 * i386.c (asm_output_function_prefix): Make 686 function
2354 prologues not issue .types for non-global lables.
2356 Tue Jun 30 23:46:53 1998 Dmitrij Tejblum <tejblum@arc.hq.cti.ru>
2358 * i386/freebsd.h (WCHAR_TYPE): Chagne to an "int".
2359 (WCHAR_TYPE_SIZE): Update appropriately.
2361 Tue Jun 30 23:16:39 1998 Jeffrey A Law (law@cygnus.com)
2363 * flow.c (recompute_reg_usage): Does not return a value.
2364 * rtl.h (recompute_reg_usage): Update prototype.
2366 * jump.c (jump_optimize): Show that the jump chain is not
2367 valid when not optimizing.
2369 Tue Jun 30 16:01:01 1998 Richard Henderson <rth@cygnus.com>
2371 * rtl.def (CONSTANT_P_RTX): New.
2372 * rtl.h (CONSTANT_P): Recognize it.
2373 * cse.c (fold_rtx): Eliminate it.
2374 * expr.c (can_handle_constant_p): New variable.
2375 (init_expr_once): Initialize it.
2376 (expand_builtin): Generate CONSTANT_P_RTX if the expression is not
2377 immediately recognizable as a constant.
2379 * alpha.c (reg_or_6bit_operand): Recognize CONSTANT_P_RTX.
2380 (reg_or_8bit_operand, cint8_operand, add_operand): Likewise.
2381 (sext_add_operand, and_operand, or_operand): Likewise.
2382 (reg_or_cint_operand, some_operand, input_operand): Likewise.
2383 * alpha.h (PREDICATE_CODES): Add CONSTANT_P_RTX where needed.
2385 1998-06-30 Benjamin Kosnik <bkoz@bliss.nabi.net>
2387 * dbxout.c (dbxout_type_methods): Remove warn_template_debugging.
2389 Tue Jun 30 14:03:34 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2391 * aclocal.m4 (GCC_NEED_DECLARATION): Accept an optional second
2392 argument, which is typically preprocessor code used to draw in
2393 additional header files when looking for a function declaration.
2394 (GCC_NEED_DECLARATIONS): Likewise.
2396 * configure.in (GCC_NEED_DECLARATIONS): Add checks for getrlimit
2397 and setrlimit, search for them in sys/resource.h.
2399 * acconfig.h: Add stubs for NEED_DECLARATION_GETRLIMIT and
2400 NEED_DECLARATION_SETRLIMIT.
2402 * system.h: Prototype getrlimit/setrlimit if necessary.
2404 Tue Jun 30 10:54:48 1998 Mark Mitchell <mark@markmitchell.com>
2406 * rtl.texi: Don't say that RTX_INTEGRATED_P is not depended
2409 Tue Jun 30 13:11:42 1998 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2411 * rs6000/sysv4.h (asm output): add tabs for asm directives.
2413 Tue Jun 30 13:11:42 1998 David Edelsohn <edelsohn@mhpcc.edu>
2415 * Makefile.in (FLAGS_TO_PASS): Set AR_FLAGS to AR_FOR_TARGET_FLAGS.
2417 Tue Jun 30 08:59:15 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2419 * gansidecl.h (ATTRIBUTE_UNUSED): Use __unused__ not `unused'.
2420 Don't define NULL here. Also, remove all vestiges of autoconf
2421 based checks for bcmp/bcopy/bzero/index/rindex.
2423 * system.h: Immediately after including stdio.h, check for and if
2424 necessary provide a default definition of NULL.
2426 Tue Jun 30 08:22:05 1998 Michael Meissner <meissner@cygnus.com>
2428 * reload1.c (reload_cse_simplify_operands): Call
2429 fatal_insn_not_found, not abort.
2431 Tue Jun 30 02:34:02 1998 Jeffrey A Law (law@cygnus.com)
2433 * choose-temp.c (make_temp_file): Accept new argument for the
2434 file suffix to use. Allocate space for it and add it to the
2436 * mkstemp.c (mkstemps): Renamed from mkstemp. Accept new argument
2437 for the length of the suffix. Update template struture checks
2438 to handle optinal suffix.
2439 * collect2.c (make_temp_file): Update prototype.
2440 (main): Put proper suffixes on temporary files.
2441 * gcc.c (make_temp_file): Update prototype.
2442 (do_spec_1): Put proper suffixes on temporary files.
2444 Tue Jun 30 00:56:19 1998 Bruno Haible <haible@ilog.fr>
2446 * invoke.texi: Document new implicit structure initialization
2449 Mon Jun 29 22:12:06 1998 Jeffrey A Law (law@cygnus.com)
2451 * Merge from gcc2 June 9, 1998 snapshot. See ChangeLog.13 for
2454 * pa.c, pa.h, pa.md: Convert to gen_rtx_FOO.
2456 Mon Jun 29 20:12:41 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2458 * Makefile.in (fix-header): Don't needlessly depend on cpperror.o.
2460 * alias.c (CHECK_ALIAS_SETS_FOR_CONSISTENCY): Cast expansion to
2461 void since it is evaluated in a comma list.
2463 * mips.h (ASM_GENERATE_INTERNAL_LABEL): Always sprintf `NUM'
2464 argument as a long and cast `NUM' to long to ensure it is of the
2465 proper width. Wrap macro arguments in parens when they appear in
2468 * sol2.h (ASM_GENERATE_INTERNAL_LABEL): Likewise.
2470 * sparc.h (ASM_GENERATE_INTERNAL_LABEL): Likewise.
2471 (ASM_DECLARE_RESULT): Fix fprintf format specifier to match
2472 function argument return type.
2473 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_FP_P,
2474 REGNO_OK_FOR_CCFP_P): Use `(unsigned)' not `U'.
2476 * cpplib.c (cpp_message_from_errno): Remove unneeded argument to
2479 * dbxout.c: Fix the comments after an #endif to reflect the actual
2480 condition tested in the preceding #if.
2482 * except.c (find_all_handler_type_matches): Switch to old-style
2483 function definition.
2485 * expr.c (expand_builtin): Remove unused variable `type' twice.
2487 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Cast -1 before comparing it
2488 to an unsigned long.
2490 * haifa-sched.c (print_insn_chain): Remove unused function.
2492 * objc/objc-act.c (build_msg_pool_reference): Hide prototype and
2495 * toplev.c: When testing whether to include dbxout.h, also include
2496 it when XCOFF_DEBUGGING_INFO is defined.
2498 * unroll.c (unroll_loop): Add parentheses around assignment used
2501 Mon Jun 29 12:18:00 1998 Catherine Moore <clm@cygnus.com>
2503 * config/lb1spc.asm (.div, .udiv): Replace routines.
2505 Mon Jun 29 09:44:24 1998 Mark Mitchell <mark@markmitchell.com>
2507 * rtl.h: Update comment about special gen_rtx variants.
2508 * emit-rtl.c (gen_rtx): Handle MEMs using gen_rtx_MEM.
2510 Sun Jun 28 20:58:51 1998 Jeffrey A Law (law@cygnus.com)
2512 * choose-temp.c (choose_temp_base): Restore original variant of
2513 this function for compatibility.
2514 (make_temp_file): This is the new, preferred interface to create
2516 * collect2.c (choose_temp_base): Delete declaration.
2517 (make_temp_file): Declare.
2518 (temp_filename_length, temp_filename): Delete.
2519 (main): Use make_temp_file to get temporary files. Use --lang-c
2520 to force the resulting ctort/dtor file to be compiled with the C
2521 compiler. Make sure to remove temporary files on all exit paths.
2522 * gcc.c (make_temp_file): Provide prototype if MKTEMP_EACH_FILE is
2524 (choose_temp_base): Only provide prototype if MKTEMP_EACH_FILE is
2526 (do_spec): Use make_temp_file if MKTEMP_EACH_FILE is defined.
2528 Sun Jun 28 08:57:09 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2530 * configure.in (GCC_NEED_DECLARATIONS): Add strerror, getcwd and
2533 * acconfig.m4: Add stubs for NEED_DECLARATION_STRERROR,
2534 NEED_DECLARATION_GETCWD and NEED_DECLARATION_GETWD.
2536 * cccp.c: Remove strerror()/sys_nerr/sys_errlist decls.
2537 (my_strerror): Add prototype and make it static.
2539 * collect2.c: Likewise.
2541 * cpplib.c: Likewise.
2543 * gcc.c: Likewise, but keep `my_strerror' extern.
2545 * protoize.c: Likewise.
2547 * pexecute.c (my_strerror): Add argument to prototype.
2549 * system.h: Add prototypes for getcwd, getwd and strerror. Add
2550 extern decls for sys_nerr and sys_errlist. Make abort decl
2553 * getpwd.c: Remove decls for getwd and getcwd.
2555 Sun Jun 28 02:11:16 PDT 1998 Jeff Law (law@cygnus.com)
2557 * version.c: Bump for snapshot.
2559 Sat Jun 27 23:32:25 1998 Richard Henderson <rth@cygnus.com>
2561 * jump.c (jump_optimize): Use side_effects_p & may_trap_p instead
2562 of rtx_unsafe_p. Use modified_between_p instead of reg_set_between_p.
2563 Allow FP moves to be optimized.
2564 (rtx_unsafe_p): Delete.
2566 Sat Jun 27 23:02:04 1998 Richard Henderson <rth@cygnus.com>
2568 * objc/archive.c: Remove <string.h> prototypes.
2570 Sat Jun 27 22:37:05 1998 Jeffrey A Law (law@cygnus.com)
2572 * tm.texi (NEED_MATH_LIBRARY): Document new target macro.
2574 * Makefile.in (gencheck): Remove $(TREE_H) dependency.
2576 Sat Jun 27 20:20:00 1998 John Carr <jfc@mit.edu>
2578 * dsp16xx.h (FIRST_PSEUDO_REGISTER): Add parentheses to definition.
2579 * dsp16xx.c (next_cc_user_unsigned): New function.
2580 Remove save_next_cc_user_code.
2581 (print_operand): Use HOST_WIDE_INT_PRINT_* macros.
2582 * dsp16xx.md: Call next_cc_user_unsigned instead of using
2583 save_next_cc_user_code.
2584 Use gen_rtx_* functions instead of gen_rtx.
2586 Sat Jun 27 20:18:34 1998 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2588 * rs6000.h: Add trap_comparison_operator to PREDICATE_CODES.
2590 Sat Jun 27 16:45:42 1998 Jeffrey A Law (law@cygnus.com)
2592 * flow.c (count_reg_sets): New function.
2593 (count_reg_sets_1, count_ref_references): Likewise.
2594 (recompute_reg_usage): Likewise.
2595 * rtl.h (recompute_reg_usage): Add prototype.
2596 * toplev.c (rest_of_compilation): Call recompute_reg_usage just
2597 before local register allocation.
2599 Sat Jun 27 13:15:30 1998 Richard Henderson <rth@cygnus.com>
2601 * alpha.md (negsf, negdf): Revert Jan 22 change.
2603 Sat Jun 27 07:35:21 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2605 * mkstemp.c: Include gansidecl.h. Rename uint64_t to gcc_uint64_t.
2606 (mkstemp): Remove size specifier for variable `letters'. Call
2607 gettimeofday, not __gettimeofday.
2609 * Makefile.in (EXPR_H): New dependency variable.
2610 (c-typeck.o): Depend on $(EXPR_H) instead of expr.h.
2611 (c-iterate.o): Likewise.
2612 (gencheck): Depend on $(TREE_H) instead of tree.h, etc.
2613 (stor-layout.o): Depend on $(EXPR_H) instead of expr.h.
2614 (toplev.o): Likewise. Also depend on $(RECOG_H) instead of recog.h.
2615 (varasm.o): Depend on $(EXPR_H) instead of expr.h.
2616 (function.o): Likewise.
2618 (except.o): Likewise.
2620 (calls.o): Likewise.
2621 (expmed.o): Likewise.
2622 (explow.o): Likewise.
2623 (optabs.o): Likewise.
2624 (sdbout.o): Likewise.
2625 (dwarf2out.o): Likewise.
2626 (emit-rtl.o): Likewise.
2627 (integrate.o): Likewise.
2630 (gcse.o): Likewise. Also depend on $(BASIC_BLOCK_H) instead of
2632 (loop.o): Depend on $(EXPR_H) instead of expr.h.
2633 (unroll.o): Likewise.
2634 (combine.o): Likewise.
2635 (reload.o): Likewise.
2636 (reload1.o): Likewise.
2637 (caller-save.o): Likewise.
2638 (reorg.o): Likewise.
2639 (alias.o): Don't depend on insn-codes.h.
2640 (regmove.o): Depend on $(RECOG_H)/$(EXPR_H) instead of recog.h/expr.h.
2641 (insn-emit.o): Depend on $(EXPR_H) instead of expr.h.
2642 (insn-opinit.o): Likewise.
2644 Sat Jun 27 01:35:14 1998 Jeffrey A Law (law@cygnus.com)
2646 * choose-temp.c (choose_temp_base): Remove MPW bits. Use mkstemp
2648 * gcc.c (MKTEMP_EACH_FILE): Define.
2649 (main): No need to call choose_temp_base if we are going to
2650 use choose_temp_base to create each file later.
2651 * mkstemp.c: New file. Adapted from glibc.
2652 * Makefile.in (xgcc, colect2, protoize, unprotoize): Link in mkstemp.o
2653 (mkstemp.o): Add dependencies.
2655 * configure.in (gettimeofday): Check for its existance.
2656 * config.in (HAVE_GETTIMEOFDAY): Define.
2657 * configure: Rebuilt.
2659 1998-06-26 Michael Meissner <meissner@cygnus.com>
2661 * rs6000.md (ne 0, non power case): Add missing & constraint.
2663 (negative abs insns): Add pattern names.
2665 Fri Jun 26 17:36:42 1998 Dave Love <d.love@dl.ac.uk>
2667 * Makefile.in (install-info): Run install-info program in separate
2670 Fri Jun 26 16:03:15 1998 Michael Meissner <meissner@cygnus.com>
2672 * haifa-sched.c (schedule_block): Add hooks for the machine
2673 description to reorder the ready list, and update how many more
2674 instructions can be issued this cycle.
2675 * tm.texi (MD_SCHED_{INIT,REORDER,VARIABLE_ISSUE}): Document.
2677 Fri Jun 26 11:54:11 1998 David S. Miller <davem@pierdol.cobaltmicro.com>
2679 * config/sparc/sparc.h (REGNO_OK_FOR_{INDEX,BASE,FP,CCFP}_P):
2680 Explicitly mark the constant being compared against as unsigned.
2681 * config/sparc/sparc.c (sparc_select, cpu_default, cpu_table):
2682 Fully initialize final members.
2683 (mem_aligned_8): Explicit init of offset to zero.
2684 (output_function_prologue): Explicit init of n_regs to zero.
2685 (output_function_epilogue): Likewise, and mark arg size as
2687 (init_cumulative_args): Mark libname and indirect as unused.
2688 (function_arg_pass_by_reference): Likewise for cum and named.
2689 (sparc_builtin_saveregs): Likewise for arglist.
2690 (sparc_flat_eligible_for_epilogue_delay): Likewise for slot.
2692 Fri Jun 26 06:58:54 1998 Richard Earnshaw (rearnsha@arm.com)
2694 * arm.h (SECONDARY_INPUT_RELOAD_CLASS): Only need a secondary reload
2697 * arm.h (arm_adjust_cost): Renamed bogus prototype from
2699 (bad_signed_byte_operand): Add prototype.
2700 * arm.c (arm_override_options): Make I unsigned.
2701 (const_ok_for_arm): Add casts to the constants.
2702 (load_multiple_operation): Don't redeclare elt in sub-block.
2703 (arm_gen_movstrqi): Delete external declaration of optimize.
2704 (gen_compare_reg): Declare parameter fp.
2706 * arm.c (final_prescan_insn): Only initialize scanbody if the insn
2709 Fri Jun 26 09:31:24 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2711 * alpha.c: Include system.h and toplev.h.
2712 (cint8_operand): Mark parameter `mode' with ATTRIBUTE_UNUSED.
2713 (const48_operand): Likewise.
2714 (mode_width_operand): Likewise.
2715 (mode_mask_operand): Likewise.
2716 (mul8_operand): Likewise.
2717 (current_file_function_operand): Likewise.
2718 (signed_comparison_operator): Likewise.
2719 (divmod_operator): Likewise.
2720 (any_memory_operand): Likewise.
2721 (alpha_return_addr): Likewise for parameter `frame'.
2722 (alpha_builtin_saveregs): Likewise for parameter `arglist'.
2723 (vms_valid_decl_attribute_p): Likewise for parameters `decl' and
2725 (alpha_start_function): Likewise for parameter `decl'. Use
2726 HOST_WIDE_INT_PRINT_DEC in call to fprintf. Fix various format
2727 specifiers. Remove unused variables `lab' and `name'.
2728 (alpha_end_function): Mark parameter `decl' with ATTRIBUTE_UNUSED.
2729 (check_float_value): Likewise for parameter `overflow'.
2730 (alpha_need_linkage): Likewise for parameters `name' and `is_local'.
2732 * alpha.h (ASM_IDENTIFY_GCC, ASM_IDENTIFY_LANGUAGE): Define as
2734 (ASM_OUTPUT_SHORT): Cast argument to `int' in call to fprintf.
2735 (ASM_OUTPUT_CHAR): Likewise.
2736 (ASM_OUTPUT_BYTE): Likewise.
2737 (PRINT_OPERAND_ADDRESS): Use HOST_WIDE_INT_PRINT_DEC in call to
2739 (PUT_SDB_EPILOGUE_END): Mention argument `NAME' in definition.
2740 Add prototypes for functions in alpha.c.
2742 * alpha.md (ashldi3): Add default case in switch.
2744 1998-06-26 Manfred Hollstein <manfred@s-direktnet.de>
2746 * Makefile.in (gcc_version, gcc_version_trigger): New macros.
2747 (version): Initialize from $(gcc_version).
2749 * configure.in (version): Rename to gcc_version.
2750 (gcc_version_trigger): New variable; call AC_SUBST for it and
2751 emit it into the generated config.status.
2752 * configure: Regenerate.
2754 Thu Jun 25 12:47:41 1998 Mark Mitchell <mark@markmitchell.com>
2756 * fold-const.c (make_range): Don't go looking at TREE_OPERANDs of
2757 nodes that are not expressions.
2759 Thu Jun 25 15:08:16 1998 Mark Mitchell <mark@markmitchell.com>
2761 * invoke.texi (-fstrict-aliasing): Document.
2762 * rtl.texi (MEM_ALIAS_SET): Document.
2764 * flags.h (flag_strict_aliasing): Declare.
2765 * toplev.c (flag_strict_aliasing): Define.
2766 (f_options): Add -strict-aliasing.
2767 (main): Set flag_strict_aliasing if -O2 or higher.
2769 * tree.h (tree_type): Add alias_set field.
2770 (TYPE_ALIAS_SET): New macro.
2771 (TYPE_ALIAS_SET_KNOWN_P): Likewise.
2772 (get_alias_set): Declare.
2773 * tree.c (lang_get_alias_set): Define.
2774 (make_node): Initialize TYPE_ALIAS_SET.
2775 (get_alias_set): New function.
2776 * print-tree.c (print_node): Dump the alias set for a type.
2778 * c-tree.h (c_get_alias_set): Declare.
2779 * c-common.c (c_get_alias_set): New function.
2780 * c-decl.c (init_decl_processing): Set lang_get_alias_set.
2782 * expr.c (protect_from_queue): Propogage alias sets.
2783 (expand_assignment): Calculate alias set for new MEMs.
2784 (expand_expr): Likewise.
2785 * function.c (put_var_into_stack): Likewise.
2786 (put_reg_into_stack): Likewise.
2787 (gen_mem_addressof): Likewise.
2788 (assign_parms): Likewise.
2789 * stmt.c (expand_decl): Likewise.
2790 * varasm.c (make_decl_rtl): Eliminate redundant clearing of
2791 DECL_RTL. Calculate alias set for new MEMs.
2793 * rtl.def (REG): Add dummy operand.
2794 (MEM): Add extra operand to store the MEM_ALIAS_SET.
2795 * rtl.h (MEM_ALIAS_SET): New macro.
2796 (gen_rtx_MEM): Declare.
2797 * emit-rtl.c (gen_rtx_MEM): New function.
2798 * gengenrtl.c (sepcial_rtx): Make MEMs special.
2800 * alias.c (CHECK_ALIAS_SETS_FOR_CONSISTENCY): New macro.
2801 (DIFFERENT_ALIAS_SETS_P): Likewise.
2802 (canon_rtx): Propogate the alias set to the new MEM.
2803 (true_dependence): Check the alias sets.
2804 (anti_dependence): Likewise.
2805 (output_dependence): Likewise.
2806 * explow.c (stabilize): Progoate alias sets.
2807 * integrate.c (copy_rtx_and_substitute): Likewise.
2808 * final.c (alter_subreg): Make sure not to leave MEM_IN_STRUCT_P
2809 in an unpredictable state. Propogate alias sets.
2810 * reload1.c (reload): Clear MEM_ALIAS_SET for new MEMs about which
2811 we have no alias information.
2813 Thu Jun 25 16:59:18 EDT 1998 Andrew MacLeod <amacleod@cygnus.com>
2815 * except.h (CATCH_ALL_TYPE): Definition moved to eh-common.h.
2816 (find_all_handler_type_matches): Add function prototype.
2817 * eh-common.h (CATCH_ALL_TYPE): Definition added.
2818 * except.c (find_all_handler_type_matches): Add function to find all
2819 runtime type info in the exception table.
2820 (output_exception_table_entry): Special case for CATCH_ALL_TYPE.
2822 Thu Jun 25 15:47:55 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2824 * Makefile.in (xcoffout.o): Depend on toplev.h, output.h and dbxout.h.
2826 * config/fp-bit.c (_fpmul_parts): Move variables `x', `ylow',
2827 `yhigh' and `bit' into the scope in which they are used.
2828 (_fpdiv_parts): Remove unused variables `low', `high', `r0', `r1',
2829 `y0', `y1', `q', `remainder', `carry', `d0' and `d1'.
2831 * rs6000.c: Move include of output.h below tree.h. Include toplev.h.
2832 (any_operand): Mark unused parameters `op' and `mode' with
2834 (count_register_operand): Likewise for parameter `mode'.
2835 (fpmem_operand): Likewise.
2836 (short_cint_operand): Likewise.
2837 (u_short_cint_operand): Likewise.
2838 (non_short_cint_operand): Likewise.
2839 (got_operand): Likewise.
2840 (got_no_const_operand): Likewise.
2841 (non_add_cint_operand): Likewise.
2842 (non_logical_cint_operand): Likewise.
2843 (mask_operand): Likewise.
2844 (current_file_function_operand): Likewise.
2845 (small_data_operand): Likewise for parameters `op' and `mode' but
2846 only when !TARGET_ELF.
2847 (init_cumulative_args): Mark parameters `libname' with
2849 (function_arg_pass_by_reference): Likewise for parameters `cum',
2851 (expand_builtin_saveregs): Likewise for parameter `args'.
2852 (load_multiple_operation): Likewise for parameter `mode'.
2853 (store_multiple_operation): Likewise.
2854 (branch_comparison_operator): Likewise.
2855 (secondary_reload_class): Likewise.
2856 (print_operand): Add parentheses around & operation.
2857 (output_prolog): Mark parameter `size' with ATTRIBUTE_UNUSED.
2858 (output_epilog): Likewise. Cast argument to fprintf to int.
2859 (rs6000_adjust_cost): Mark parameter `dep_insn' with ATTRIBUTE_UNUSED.
2860 (rs6000_valid_decl_attribute_p): Likewise for parameters `decl',
2861 `attributes', `identifier' and `args'.
2862 (rs6000_valid_type_attribute_p): Likewise for parameter `attributes'.
2863 (rs6000_comp_type_attributes): Likewise for parameters `type1' and
2865 (rs6000_set_default_type_attributes): Likewise for parameter `type'.
2867 * rs6000.h (RTX_COSTS): Add parentheses around & operation.
2868 (toc_section, private_data_section, trap_comparison_operator): Add
2871 * dbxout.h (dbxout_parms, dbxout_reg_parms, dbxout_syms): Add
2874 * xcoffout.c: Include toplev.h, outout.h and dbxout.h.
2876 * xcoffout.h (stab_to_sclass, xcoffout_begin_function,
2877 xcoffout_begin_block, xcoffout_end_epilogue,
2878 xcoffout_end_function, xcoffout_end_block,
2879 xcoff_output_standard_types, xcoffout_declare_function,
2880 xcoffout_source_line): Add prototypes.
2882 Thu Jun 25 09:54:55 1998 Nick Clifton <nickc@cygnus.com>
2884 * config/arm/arm.h (REG_ALLOC_ORDER): Add ARG_POINTER_REGNUM,
2885 noticed by grahams@rcp.co.uk.
2887 Thu Jun 25 11:12:29 1998 Dave Brolley <brolley@cygnus.com>
2889 * gcc.c (default_compilers): Use new | syntax to eliminate
2890 string concatenation.
2892 Thu Jun 25 01:00:48 1998 Richard Henderson <rth@cygnus.com>
2894 * alpha.c (alpha_function_name): Delete.
2895 (alpha_ra_ever_killed): Notice current_function_is_thunk.
2896 (alpha_sa_mask, alpha_sa_size, alpha_does_function_need_gp): Likewise.
2897 (alpha_start_function): Reorg from output_prologue.
2898 (alpha_end_function): Reorg from output_epilogue.
2899 * alpha.h (ASM_DECLARE_FUNCTION_NAME): Call alpha_start_function.
2900 (ASM_DECLARE_FUNCTION_SIZE): New.
2901 (FUNCTION_PROLOGUE, FUNCTION_EPILOGUE): Delete.
2902 (PROFILE_BEFORE_PROLOGUE): Set.
2903 (ASM_OUTPUT_MI_THUNK): Remove bits now output by start/end_function.
2904 * alpha/win-nt.h (ASM_OUTPUT_MI_THUNK): Likewise.
2906 Thu Jun 25 01:18:47 1998 John Wehle (john@feith.com)
2908 * i386/freebsd-elf.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Define.
2910 1998-06-25 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
2912 * expr.c (expand_assignment): Rework address calculation for structure
2913 field members to expose more invariant computations to the loop
2915 (expand_expr): Likewise.
2917 Wed Jun 24 22:44:22 1998 Jeffrey A Law (law@cygnus.com)
2919 * local-alloc.c (block_alloc): Do not try to avoid false dependencies
2920 when SMALL_REGISTER_CLASSES is nonzero.
2922 Wed Jun 24 17:55:15 1998 Klaus Kaempf <kkaempf@progis.de>
2924 * alpha.md (call_vms, call_value_vms): Strip leading * from symbol.
2926 Wed Jun 24 16:27:23 1998 John Carr <jfc@mit.edu>
2928 * expr.c (get_memory_rtx): New function.
2929 (expand_builtin): Call get_memory_rtx for MEM arguments to builtin
2932 * expmed.c (init_expmed): Initialize all elements of *_cost arrays.
2934 * optabs.c: Use gen_rtx_FOO (...) instead of gen_rtx (FOO, ...).
2936 * explow.c: Likewise.
2937 * combine.c: Likewise.
2938 * reload1.c: Likewise.
2941 Wed Jun 24 15:13:01 1998 Dave Brolley <brolley@cygnus.com>
2943 * README.gnat: Add patch for new lang_decode_options interface.
2945 Wed Jun 24 09:14:04 EDT 1998 Andrew MacLeod <amacleod@cygnus.com>
2947 * except.c (start_catch_handler): Do nothing if EH is not on.
2949 1998-06-24 Manfred Hollstein <manfred@s-direktnet.de>
2951 * configure.in (gxx_include_dir): Initialize default value depending on
2952 new flag --enable-version-specific-runtime-libs; remove superfluous
2953 default initialization afterwards.
2954 * configure: Regenerate.
2956 Wed Jun 24 01:32:12 1998 David S. Miller <davem@pierdol.cobaltmicro.com>
2958 * toplev.c (rest_of_compilation): Revert May 15 change.
2960 Tue Jun 23 21:27:27 1998 Ken Raeburn <raeburn@cygnus.com>
2962 * reload.c (find_reloads): Fix check for failure to match any
2963 alternative, to account for Mar 26 change in initial "best" cost.
2965 Tue Jun 23 16:44:21 1998 Dave Brolley <brolley@cygnus.com>
2967 * cpplib.c (do_line): Typo broke #line directive.
2968 (cpp_message_from_errno): New function.
2969 (cpp_error_from_errno): Call cpp_message_from_errno.
2970 * cpplib.h (cpp_message_from_errno): New function.
2972 Tue Jun 23 13:38:18 EDT 1998 Andrew MacLeod <amacleod@cygnus.com>
2974 * libgcc2.c (__get_eh_table_version, __get_eh_table_language): New
2975 functions to return exception descriptor information.
2976 (find_exception_handler): Pass match_info field to runtime matcher,
2977 not a descriptor table entry.
2979 Tue Jun 23 09:30:58 1998 Dave Love <d.love@dl.ac.uk>
2981 * cpp.texi, gcc.texi: Add @dircategory, @direntry meant to
2982 accompany previous Makefile.in (install-info) change.
2984 Tue Jun 23 10:06:07 EDT 1998 Andrew MacLeod <amacleod@cygnus.com>
2986 * eh-common.h (struct __eh_info): Remove coerced value field.
2987 * libgcc2.c (find_exception_handler): Don't set coerced_value field.
2988 * except.c (get_dynamic_handler_chain, get_dynamic_cleanup_chain): Use
2989 POINTER_SIZE instead of Pmode.
2990 (expand_start_all_catch): Call start_catch_handler() if we are not
2991 using new style exceptions.
2993 Tue Jun 23 06:45:00 1998 Catherine Moore <clm@cygnus.com>
2995 * varasm.c (assemble_variable): Remove reference to warn_bss_align.
2997 Mon Jun 22 23:57:31 1998 David S. Miller <davem@pierdol.cobaltmicro.com>
2999 * config/sparc/sparc.md (zero_extendhidi2, extendhisi2,
3000 extendqihi2, extendqisi2, extendqidi2, extendhidi2, adddi3,
3001 subdi3, negdi2, call, call_value, untyped_return, nonlocal_goto,
3002 splits and peepholes): Change remaining generic gen_rtx calls to
3003 specific genrtl ones.
3004 * config/sparc/sparc.c: Likewise.
3006 Mon Jun 22 22:21:46 1998 Richard Henderson <rth@cygnus.com>
3008 * gcc.c (handle_braces): Recognize | between options as an or.
3010 Mon Jun 22 23:13:47 1998 John Wehle (john@feith.com)
3012 * i386/freebsd-elf.h (JUMP_TABLES_IN_TEXT_SECTION): Define as flag_pic.
3013 * i386/sysv4.h (JUMP_TABLES_IN_TEXT_SECTION): Define as flag_pic.
3015 * i386.md (exception_receiver): Define.
3017 Mon Jun 22 12:01:48 1998 Jim Wilson <wilson@cygnus.com>
3019 * Makefile.in (PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME,
3020 PROTOIZE_CROSS_NAME, UNPROTOIZE_CROSS_NAME): New variables.
3021 (install-common): Use them.
3023 * gcse.c (add_label_notes): New function.
3024 (pre_insert_insn): Call it.
3025 * unroll.c (unroll_loop): Look for insns with a REG_LABEL note, and
3026 pass the label to set_label_in_map.
3028 Mon Jun 22 19:01:14 1998 Dave Love <d.love@dl.ac.uk>
3030 * Makefile.in (install-info): Fix typpo in previous change.
3032 Mon Jun 22 11:10:00 1998 Catherine Moore <clm@cygnus.com>
3034 * varasm.c (assemble_variable): Emit alignment warning.
3036 Mon Jun 22 08:18:46 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3038 * Makefile.in (varasm.o): Depend on sdbout.h.
3039 (sdbout.o): Depend on toplev.h.
3041 * collect2.c (scan_prog_file): Cast fprintf argument to `long' and
3044 * final.c (shorten_branches): Cast first arg of `bzero' to char *.
3046 * genextract.c (main): When creating insn-extract.c, mark variable
3047 `i' with ATTRIBUTE_UNUSED.
3049 * genpeep.c (main): When creating insn-peep.c, mark variables
3050 `insn', `x' and `pat' with ATTRIBUTE_UNUSED.
3052 * objc/init.c (__objc_tree_print): Wrap function definition in
3055 * objc/objc-act.c (encode_array): Cast sprintf argument to `long'
3056 and use %ld specifier.
3057 (adorn_decl): Likewise, twice.
3059 * reload1.c (reload_cse_regs): Cast first arg of `bzero' to char *.
3061 * sdbout.c: Include output.h and toplev.h.
3062 (PUT_SDB_INT_VAL): Use HOST_WIDE_INT_PRINT_DEV to print argument
3063 `a'. Cast `a' to HOST_WIDE_INT to force it to always be so.
3064 (PUT_SDB_SIZE): Likewise.
3066 * sdbout.h (sdbout_mark_begin_function): Add prototype.
3068 * stmt.c (check_for_full_enumeration_handling): Cast argument of
3069 `warning' to long and use %ld specifier.
3071 * toplev.c (main): Likewise for `fprintf'.
3073 * toplev.h (output_file_directive): Add prototype.
3075 * unroll.c (unroll_loop): Use HOST_WIDE_INT_PRINT_DEC specifier in
3077 (precondition_loop_p): Likewise.
3079 * varasm.c Include sdbout.h.
3080 (assemble_static_space): Move sometimes-unused variable `rounded'
3081 into the scope in which it is used.
3083 * mips.c (gpr_mode): Don't say `static' twice.
3085 * cpplib.c (cpp_handle_option): Don't pass unneeded NULL to cpp_fatal.
3087 * objc/objc-act.c (init_selector): Hide prototype and definition.
3089 * optabs.c (gen_cond_trap): Remove unused variable `icode'.
3091 * regmove.c (copy_src_to_dest): Likewise for `i'.
3093 * mips-tfile.c (add_local_symbol): Cast width format specifier to int.
3094 (add_ext_symbol): Likewise.
3095 (add_file): Likewise.
3096 (parse_def): Likewise.
3097 (write_varray): Use HOST_PTR_PRINTF to print a pointer. Fix
3098 remaining format specifiers and arguments.
3099 (write_object): Likewise, several times.
3100 (read_seek): Likewise.
3101 (out_of_bounds): Likewise.
3102 (allocate_cluster): Likewise.
3103 (xmalloc): Likewise.
3104 (xcalloc): Likewise.
3105 (xrealloc): Likewise.
3108 * mips-tdump.c (print_symbol): Likewise.
3110 Sun Jun 21 17:05:34 1998 Dave Love <d.love@dl.ac.uk>
3112 * Makefile.in (install-info): Use install-info program if
3113 available, per GNU standard.
3115 Sun Jun 21 18:56:44 1998 Jeffrey A Law (law@cygnus.com)
3117 * invoke.texi: Document -mrelax for the mn10300 and mn10200.
3119 * basic-block.h (init_regset_vector): Delete declaration.
3120 * flow.c (init_regset_vector): Make it static and add a prototype.
3122 * bitmap.h (debug_bitmap): Declare.
3124 * haifa-sched.c (debug_ready_list): Make static.
3126 * toplev.h (fancy_abort): Declare.
3128 Sun Jun 21 18:30:13 1998 H.J. Lu (hjl@gnu.org)
3130 * basic-block.h (init_regset_vector): New declaration.
3132 * Makefile.in (sdbout.o): Add insn-codes.h to dependency.
3134 * global.c: Include machmode.h amd move hard-reg-set.h before
3137 * haifa-sched.c (insn_issue_delay, birthing_insn_p,
3138 adjust_priority, print_insn_chaino): New declaration.
3139 (schedule_insns): Remove declaration.
3140 (init_target_units, get_visual_tbl_length,
3141 init_block_visualization): Add prototype.
3143 * integrate.c (pushdecl, poplevel): Remove declaration.
3145 * rtl.h (expand_expr): Remove declaration.
3147 * loop.c (oballoc): Remove declaration.
3148 (replace_call_address): Add prototype.
3150 Sun Jun 21 01:08:17 PDT 1998 Jeff Law (law@cygnus.com)
3152 * version.c: Bump for snapshot.
3154 Sun Jun 21 01:16:38 1998 John Wehle (john@feith.com)
3156 * i386.c (output_fp_conditional_move): Don't bother handling
3157 (cc_prev_status.flags && CC_NO_OVERFLOW) since the INSN patterns
3158 prevent this from happening.
3160 * i386.md (nonlocal_goto_receiver): Delete.
3162 Sun Jun 21 00:42:20 1998 H.J. Lu (hjl@gnu.org)
3164 * Makefile.in (crtbeginS.o, crtendS.o): Add -fno-exceptions and
3166 (INSTALL): cd $(srcdir) before make.
3168 * flow.c (allocate_for_life_analysis, init_regset_vector):
3171 * function.h (get_first_block_beg): New declaration.
3173 * gbl-ctors.h (__do_global_dtors): Add prototype.
3175 * gcov-io.h (__fetch_long): New declaration.
3176 (__store_long): Likewise.
3177 (__read_long): Likewise.
3178 (__write_long): Likewise.
3180 * gcov.c (print_usage): New declaration.
3182 * Makefile.in (c-iterate.o): Depend on insn-codes.h too.
3184 Sat Jun 20 00:36:16 1998 Jeffrey A Law (law@cygnus.com)
3186 * calls.c (expand_call): Initialize "src" and "dest".
3187 * stmt.c (expand_return): Likewise.
3188 * expmed.c (extract_split_bit_field): Similarly for "result"
3189 * gcse.c (compute_hash_table): Mark first arg as unused.
3190 * jump.c (jump_optimize): Initialize reversep.
3191 * tree.c (make_node): Initialize length.
3193 * c-common.c (check_format_info): Initialize length_char and
3194 fci to keep -Wall quiet.
3196 * except.c (jumpif_rtx): Put declaration and definition
3197 inside a suitable #ifdef.
3198 (jumpifnot_rtx): Delete dead function.
3200 * i386.h (output_int_conditional_move): Declare.
3201 (output_fp_conditional_move): Likewise.
3202 (ix86_can_use_return_insn_p): Likewise.
3204 * optabs.c (init_traps): Put prototype inside a suitable #ifdef.
3206 Sat Jun 20 00:27:40 1998 Graham <grahams@rcp.co.uk>
3208 * alias.c: Include toplev.h
3209 * caller-save.c: Include toplev.h
3210 * combine.c: Include toplev.h
3211 * flow.c Include toplev.h
3212 * global.c: Include toplev.h
3213 * jump.c: Include toplev.h
3214 * local-alloc.c: Include toplev.h
3215 * loop.c: Include toplev.h
3216 * regmove.c: Include toplev.h
3217 * stupid.c: Include toplev.h
3218 * unroll.c: Include toplev.h
3219 * Makefile.in: Add toplev.h dependencies.
3221 Fri Jun 19 22:40:25 1998 Jason Merrill <jason@yorick.cygnus.com>
3223 * regmove.c (copy_src_to_dest): Add decl for loop_depth.
3225 * svr4.h (ASM_GENERATE_INTERNAL_LABEL): Cast arg to unsigned.
3226 * dwarf2out.c (ASM_OUTPUT_DWARF_DATA1): Likewise.
3227 Add parens to various macros.
3229 Fri Jun 19 23:22:42 1998 Bruno Haible <bruno@linuix.mathematik.uni-karlsruhe.de>
3231 * c-typeck.c (pop_init_level): Warn about implicit zero initialization
3234 Fri Jun 19 23:06:33 1998 Jason Merrill <jason@yorick.cygnus.com>
3236 * varasm.c (assemble_start_function): Add weak_global_object_name.
3237 * tree.c (get_file_function_name): Use it.
3239 Fri Jun 19 22:55:14 1998 Jeffrey A Law (law@cygnus.com)
3241 * except.c (jumpif_rtx): Make static and add prototype.
3242 (jumpifnot_rtx): Likewise.
3244 * README.gnat: Add a build patch from Fred Fish.
3246 * c-lang.c (GNU_xref_begin, GNU_xref_end): Deleted.
3248 * Makefile.in (c-iterate.o): Depend on expr.h.
3250 Fri Jun 19 20:38:34 1998 H.J. Lu (hjl@gnu.org)
3252 * except.h (emit_unwinder, end_eh_unwinder): Removed.
3254 * dwarfout.c (getpwd): Add prototype.
3255 (is_pseudo_reg, type_main_variant, is_tagged_type,
3256 is_redundant_typedef): New declaration.
3257 (output_decl): Add prototype for FUNC.
3258 (type_main_variant): Make it static.
3259 (is_tagged_type): Likewise.
3260 (is_redundant_typedef): Likewise.
3262 * expr.c (do_jump_by_parts_greater_rtx): Removed.
3263 (truthvalue_conversion): Likewise.
3265 * c-iterate.c: Include "expr.h".
3266 (expand_expr): Use proper values when calling the function.
3268 * explow.c (emit_stack_save): Add prototype for FCN.
3269 (emit_stack_restore): Likewise.
3271 * dwarf2out.c (getpwd): Add prototype.
3273 * dwarf2out.h (debug_dwarf, debug_dwarf_die): New declarations.
3275 * c-typeck.c (c_expand_asm_operands): Use proper values when calling
3278 * c-lex.c (yyprint): Add prototype.
3279 (check_newline, build_objc_string): Remove declaration.
3281 * c-tree.h (comptypes_record_hook): Removed.
3282 (finish_incomplete_decl): New prototype.
3284 * alias.c (find_base_value): Add prototype.
3285 (true_dependence): Add prototype for function argument.
3287 * c-aux-info.c (xmalloc): Remove declaration.
3289 Fri Jun 19 20:23:05 1998 Robert Lipe <robertl@dgii.com>
3291 * i386.c: Include system.h. Remove redundant includes.
3292 (optimization_options): Mark param 'size' with ATTRIBUTE_UNUSED.
3293 (i386_cc_probably_useless_p): Likewise for 'decl', 'attributes',
3294 'identifier', 'args'.
3295 (i386_valid_type_attribute_p): Likewise for 'attributes'.
3296 (i386_comp_type_attribute_p): Likewise for 'type1', 'type2'.
3297 (function_arg_partial_nregs): Likewise for 'cum', 'mode', 'type',
3299 (symbolic_operand): Likewise for 'mode'.
3300 (call_insn_operand): Likewise.
3301 (expander_call_insn_operand): Likewise.
3302 (ix86_logical_operator): Likewise.
3303 (ix86_binary_operator_ok): Likewise.
3304 (emit_pic_move): Likewise.
3305 (VOIDmode_compare_op): Likewise.
3307 (str_immediate_operand): Likewise.
3308 (ix86_uary_operator_ok): Likewise for 'code', 'mode', and 'operands'.yy
3309 (asm_output_function_prefix): Likewise for 'name'.
3310 (function_prologue): Likewise for 'file', and 'size'.
3311 (function_epilogue): Likewise.
3313 1998-06-19 Jim Wilson <wilson@cygnus.com>
3315 * loop.h (struct induction): Clarify comment for unrolled field.
3316 * unroll.c (find_splittable_givs): Move set of unrolled field
3317 after address validity check.
3319 Fri Jun 19 18:38:04 1998 Michael Meissner <meissner@cygnus.com>
3321 * config/fp-bit.c (INLINE): Only define if not already defined.
3323 1998-06-19 Manfred Hollstein <manfred@s-direktnet.de>
3325 * Makefile.in (installdirs): Loop over directories in $(libsubdir)
3326 creating probably missing ones, instead of single if statements.
3328 Fri Jun 19 10:43:52 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
3330 * c-common.c (truthvalue_conversion): Protect side effects in the
3331 expression when splitting a complex value.
3332 * fold-const.c (fold): Likewise.
3334 Fri Jun 19 02:31:16 1998 Klaus Kaempf (kkaempf@progis.de)
3336 * cccp.c (hack_vms_include_specification): rewrite to handle
3337 '#include <dir/file.h>' correctly.
3339 Fri Jun 19 02:24:11 1998 H.J. Lu (hjl@gnu.org)
3341 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Defined.
3343 Fri Jun 19 02:10:10 1998 John Wehle (john@feith.com)
3345 * i386.c (notice_update_cc): Integer conditional moves don't
3348 * i386.md (movsfcc, movdfcc, movxfcc): Use emit_store_flag
3349 to support LT, LE, GE, and GT signed integer comparisons.
3350 (movsfcc+1, movsfcc+2, movdfcc+1, movdfcc+2,
3351 movxfcc+1, movxfcc+2): Pattern doesn't match if the comparison
3352 is LT, LE, GE, or GT.
3353 (movdicc): Remove code resulting from an earlier patch which
3354 didn't apply correctly.
3356 Fri Jun 19 02:00:19 1998 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3358 * reload1.c (reload_cse_regno_equal_p): If -ffloat-store, don't
3359 consider a MEM in FP mode as equal.
3361 Fri Jun 19 01:02:17 1998 Jeffrey A Law (law@cygnus.com)
3363 * c-decl.c (duplicate_decls): Avoid setting TREE_ASM_WRITTEN for
3364 duplicate declarations of a function.
3366 Fri Jun 19 00:33:33 1998 H.J. Lu (hjl@gnu.org)
3368 * config/float-i386.h: New.
3370 * configure.in (i[34567]86-*-linux-*): Set float_format to i386.
3372 Thu Jun 18 20:11:00 1998 Jim Wilson <wilson@cygnus.com>
3374 * sched.c (schedule_insns): Use xmalloc not alloca for max_uid
3375 indexed arrays. Call free at the end of the function for them.
3376 * haifa-sched.c (schedule_insns): Likewise.
3378 Thu Jun 18 18:16:01 1998 Jim Wilson <wilson@cygnus.com>
3380 * dwarf2out.c (size_of_string): Do count backslashes.
3382 Thu Jun 18 11:43:54 1998 Nick Clifton <nickc@cygnus.com>
3384 * config/arm/thumb.h (GO_IF_LEGITIMATE_ADDRESS): Disallow REG+REG
3385 addressing when one register is the frame pointer or stack
3386 pointer. Disallow REG+CONST addressing in HI mode.
3388 Thu Jun 18 17:30:39 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
3390 * reload.c (find_reloads): Don't narrow scope of RELOAD_OTHER to
3393 Thu Jun 18 09:36:50 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3395 * Makefile.in (c-lang.o): Depend on output.h.
3397 * c-lang.c: Include output.h.
3399 * sparc.c (sparc_builtin_saveregs): Remove unused variable `fntype'.
3401 * except.c (expand_builtin_eh_stub): Likewise for variable `jump_to'.
3403 * genrecog.c (write_subroutine): When writing insn-recog.c, mark
3404 variables `insn', `pnum_clobbers', `x[0 .. max_depth]' and `tem'
3405 with ATTRIBUTE_UNUSED.
3407 * regmove.c (copy_src_to_dest): Make function static to match its
3410 * reload1.c Include hard-reg-set.h before rtl.h to get macro
3411 HARD_CONST. Include machmode.h before hard-reg-set.h.
3413 * rtl.h: Prototype `retry_global_alloc' and wrap with macro
3414 HARD_CONST to protect usage of typedef HARD_REG_SET.
3416 * tree.c: Prototype `_obstack_allocated_p'.
3418 * varasm.c: Wrap prototype of `asm_output_aligned_bss' in macro
3421 Thu Jun 18 09:20:47 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3423 * pa.c: Include system.h and toplev.h. Remove redundant code.
3424 (call_operand_address): Mark parameter `mode' with ATTRIBUTE_UNUSED.
3425 (symbolic_operand): Likewise.
3426 (symbolic_memory_operand): Likewise.
3427 (pic_label_operand): Likewise.
3428 (fp_reg_operand): Likewise.
3429 (pre_cint_operand): Likewise.
3430 (post_cint_operand): Likewise.
3431 (ireg_or_int5_operand): Likewise.
3432 (int5_operand): Likewise.
3433 (uint5_operand): Likewise.
3434 (int11_operand): Likewise.
3435 (uint32_operand): Likewise.
3436 (ior_operand): Likewise.
3437 (lhs_lshift_cint_operand): Likewise.
3438 (pc_or_label_operand): Likewise.
3439 (legitimize_pic_address): Likewise.
3440 (hppa_legitimize_address): Likewise for parameter `old'.
3441 (output_block_move): Likewise for parameter `size_is_constant'.
3442 (output_function_prologue): Likewise for parameter `size'.
3443 (output_function_epilogue): Likewise.
3444 (return_addr_rtx): Likewise for parameter `count'.
3445 (output_mul_insn): Likewise for parameter `unsignedp'.
3446 (hppa_builtin_saveregs): Likewise for parameter `arglist'.
3447 (output_bb): Likewise for parameter `operands'.
3448 (output_bvb): Likewise.
3449 (function_label_operand): Likewise for parameter `mode'.
3450 (plus_xor_ior_operator): Likewise.
3451 (shadd_operand): Likewise.
3452 (non_hard_reg_operand): Likewise.
3453 (eq_neq_comparison_operator): Likewise.
3454 (movb_comparison_operator): Likewise.
3455 (pa_combine_instructions): Likewise for parameter `insns'.
3457 * pa.h: Add prototypes for functions `output_deferred_plabels',
3458 `override_options', `output_ascii', `output_function_prologue',
3459 `output_function_epilogue', `print_operand',
3460 `symbolic_expression_p', `reloc_needed', `compute_frame_size',
3461 `hppa_address_cost', `and_mask_p', `symbolic_memory_operand',
3462 `pa_adjust_cost', `pa_adjust_insn_length' and
3463 `secondary_reload_class'.
3465 Wed Jun 17 22:28:48 1998 Jason Merrill <jason@yorick.cygnus.com>
3467 * configure.in: Don't turn on collect2 unconditionally.
3469 Wed Jun 17 20:20:48 1998 Mark Mitchell <mark@markmitchell.com>
3471 * cse.c (cse_basic_block): Don't include NOTE insns in the count
3472 that is used to decide whether or not it is time to erase the
3475 Wed Jun 17 18:30:43 1998 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3477 * rs6000/linux.h (JUMP_TABLES_IN_TEXT_SECTION): Define to zero.
3479 Wed Jun 17 19:05:03 1998 John Carr <jfc@mit.edu>
3481 * haifa-sched.c (haifa_classify_insn): TRAP_IF is risky.
3482 (sched_analyze_2): Allow scheduling TRAP_IF.
3484 * reorg.c (mark_referenced_resources): Examine operands of TRAP_IF.
3486 * rtl.h (TRAP_CODE): New macro.
3488 * rtl.def (TRAP_IF): Change second operand type to rtx.
3490 * optabs.c (gen_cond_trap): New function.
3491 (init_traps): New function.
3492 (init_optabs): Call init_traps.
3493 * expr.h: Declare gen_cond_trap.
3495 * jump.c (jump_optimize): Optimize jumps to and around traps.
3497 * sparc.md: Define trap instructions.
3499 * rs6000.md: Define trap instructions.
3500 * rs6000.c (print_operand): New code 'V' for trap condition.
3501 (trap_comparison_operator): New function.
3503 * m88k.md: Update use of TRAP_IF.
3505 * tree.h (enum built_in_function): New function code BUILT_IN_TRAP.
3506 * c-decl.c (init_decl_processing): New builtin __builtin_trap.
3507 * expr.c (expand_builtin): Handle BUILT_IN_TRAP.
3509 * expr.c (expand_builtin): Error if __builtin_longjmp second argument
3512 Wed Jun 17 15:20:00 PDT 1998 Catherine Moore <clm@cygnus.com>
3514 * reload1.c (spill_hard_reg): Check mode of register when
3515 spilling from scratch_list.
3517 Wed Jun 17 16:25:38 EDT 1998 Andrew MacLeod (amacleod@cygnus.com)
3519 * except.c (add_new_handler): fix bug in finding last region handler.
3520 * libgcc2.c (find_exception_handler): Pass exception table pointer
3521 to runtime type matcher, not the match info field.
3523 Wed Jun 17 15:57:48 EDT 1998 Andrew MacLeod (amacleod@cygnus.com)
3525 * eh-common.h (struct eh_context): Add comment for hidden use of
3526 field dynamic_handler_chain.
3527 * except.c (get_dynamic_handler_chain): Comment on, and use the
3528 correct offset of the dynamic_handler_chain field.
3530 1998-06-17 12:46:56 1998 Jim Wilson <wilson@cygnus.com>
3532 * mips/iris6.h (LINK_SPEC): Add -woff 131.
3534 1998-06-17 Jason Merrill <jason@yorick.cygnus.com>
3536 * dwarf2out.c: Disable EH_FRAME_SECTION if we don't have .init.
3538 * configure.in: Don't disable collect2 when we have GNU ld.
3540 Wed Jun 17 08:38:13 1998 Jeffrey A Law (law@cygnus.com)
3542 * fold-const.c (make_range): Do not widen the type of the expression.
3544 * expr.c (check_max_integer_computation_mode): New function.
3545 (expand_expr): Avoid integer computations in modes wider than
3546 MAX_INTEGER_COMPUTATION_MODE.
3547 * fold-const.c (fold): Likewise.
3548 * tree.h (check_max_integer_computation_mode): Declare.
3549 * tm.texi (MAX_INTEGER_COMPUTATION_MODE): Document it.
3551 * configure.in (nm): Make a link to "nm" in the build tree too.
3553 * mn10300.md (andsi3): Fix typo.
3555 Tue Jun 16 22:58:40 1998 Richard Henderson <rth@cygnus.com>
3557 * reload1.c (reload_cse_regs): Call bzero instead of looping.
3559 Tue Jun 16 18:30:35 1998 Jim Wilson <wilson@cygnus.com>
3561 * dwarf2out.c (stripattributes): Prepend '*' to the section name.
3563 Tue Jun 16 16:49:26 1998 Richard Henderson <rth@cygnus.com>
3565 * alpha.c (alpha_expand_prologue, alpha_expand_epilogue): New fns.
3566 (output_prologue, output_epilogue): Merge VMS and OSF versions;
3567 Remove anything related to the actual code generation.
3568 (output_end_prologue): New function.
3569 (alpha_sa_mask, alpha_sa_size): Merge VMS and OSF versions.
3570 (alpha_does_function_need_gp): Return false for VMS.
3571 (alpha_function_needs_gp): Make static.
3572 (add_long_const): Delete.
3573 (summarize_insn): Don't assume a SUBREG is of a REG.
3574 Prototype all static functions. Rename VMS-specific global
3576 * alpha.h (TARGET_CAN_FAULT_IN_PROLOGUE): Default to 0.
3577 (FUNCTION_BOUNDARY): Align to cache line.
3578 (LOOP_ALIGN, ALIGN_LABEL_AFTER_BARRIER): Align to octaword.
3579 (FUNCTION_END_PROLOGUE): New macro.
3580 * alpha.md (attribute length): New. Mark all insns.
3581 (return_internal, prologue_stack_probe_loop) New patterns.
3582 (prologue, init_fp, epilogue): New patterns.
3584 * linux.h (TARGET_CAN_FAULT_IN_PROLOGUE): Define.
3586 Tue Jun 16 17:36:35 1998 Dave Brolley <brolley@cygnus.com>
3588 * toplev.c (lang_options): Add -trigraphs option for cpplib.
3590 Tue Jun 16 23:33:24 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
3592 * reload1.c (reload_reg_free_before_p): RELOAD_FOR_OUTADDR_ADDRESS
3593 is earlier than RELOAD_FOR_OUTPUT_ADDRESS; RELOAD_FOR_INPADDR_ADDRESS
3594 is earlier than RELOAD_FOR_INPUT_ADDRESS.
3596 Tue Jun 16 13:15:16 1998 Jim Wilson <wilson@cygnus.com>
3598 * libgcc1-test.c (memcpy): Define.
3600 Tue Jun 16 13:44:02 1998 Michael Meissner <meissner@cygnus.com>
3602 * genattrtab.c (struct attr_desc): Change int flags to bit
3603 fields. Add bit fields for this being function_units_used
3604 or *_blockage_range attributes.
3605 (write_unit_name): New function to print a function unit name
3607 (expand_units): Indicate whether this is function_units_used or
3608 *_blockage_range attributes.
3609 (write_toplevel_expr): Print function_units_used and
3610 *_blockage_range attributes in a more friendly fashion.
3611 (make_internal_attr): Indicate whether this attribute is either
3612 function_units_used or *_blockage_range.
3614 Mon Jun 15 17:06:43 1998 Michael Meissner <meissner@cygnus.com>
3615 Jim Wilson <wilson@cygnus.com>
3617 * regmove.c (copy_src_to_dest): Do not copy src to dest if either
3618 the source or destination is special.
3620 Mon Jun 15 13:20:33 1998 Jim Wilson <wilson@cygnus.com>
3622 * c-decl.c (shadow_tag_warned): Use specs not declspecs in for loop.
3624 Mon Jun 15 07:16:29 PDT 1998 Jeff Law (law@cygnus.com)
3626 * version.c: Bump for snapshot.
3628 Sat Jun 13 13:10:40 1998 Krister Walfridsson <cato@df.lth.se>
3630 * config/sparc/netbsd.h (DEFAULT_PCC_STRUCT_RETURN): Undefine before
3633 Fri Jun 12 18:06:45 1998 Doug Evans <devans@egcs.cygnus.com>
3635 * m32r/m32r.h (STARTFILE_SPEC): Delete crtsysc.o.
3636 (ENDFILE_SPEC): Add -lgloss.
3638 Fri Jun 12 14:57:59 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3640 * mips.c (small_int): Mark parameter `mode' with ATTRIBUTE_UNUSED.
3641 (large_int): Likewise.
3642 (pc_or_label_operand): Likewise.
3643 (call_insn_operand): Likewise.
3644 (consttable_operand): Likewise.
3645 (m16_uimm3_b): Likewise.
3646 (m16_simm4_1): Likewise.
3647 (m16_nsimm4_1): Likewise.
3648 (m16_simm5_1): Likewise.
3649 (m16_nsimm5_1): Likewise.
3650 (m16_uimm5_4): Likewise.
3651 (m16_nuimm5_4): Likewise.
3652 (m16_simm8_1): Likewise.
3653 (m16_nsimm8_1): Likewise.
3654 (m16_uimm8_1): Likewise.
3655 (m16_nuimm8_1): Likewise.
3656 (m16_uimm8_m1_1): Likewise.
3657 (m16_uimm8_4): Likewise.
3658 (m16_nuimm8_4): Likewise.
3659 (m16_simm8_8): Likewise.
3660 (m16_nsimm8_8): Likewise.
3661 (m16_usym8_4): Likewise.
3662 (m16_usym5_4): Likewise.
3663 (mips_move_1word): Change type of variable `i' from int to size_t.
3664 (mips_move_2words): Likewise.
3665 (output_block_move): Mark parameter `libname' with ATTRIBUTE_UNUSED.
3666 (function_arg_advance): Use HOST_PTR_PRINTF to print an address.
3667 (function_arg): Likewise.
3668 (function_arg_partial_nregs): Mark parameter `named' with
3670 (override_options): Use ISDIGIT instead of isdigit.
3671 (mips_output_external): Mark parameter `file' with ATTRIBUTE_UNUSED.
3672 (final_prescan_insn): Likewise for parameters `opvec' and `noperands'.
3673 (save_restore_insns): Cast HOST_WIDE_INT arguments passed to
3674 function `fatal' to long before printing. Use
3675 HOST_WIDE_INT_PRINT_DEC in fprintf. Both changes done several
3676 times in this function.
3677 (function_prologue): Mark parameter `size' with ATTRIBUTE_UNUSED.
3678 (function_epilogue): Likewise for parameters `file' and `size'.
3679 Print an int with "%d" not "%ld".
3680 (mips_select_rtx_section): Mark parameter `x' with ATTRIBUTE_UNUSED.
3681 (mips_function_value): Likewise for parameter `func'.
3682 (function_arg_pass_by_reference): Likewise for parameters `cum'
3684 (extend_operator): Likewise for parameter `mode'
3685 (highpart_shift_operator): Likewise.
3687 * mips.md (mul_acc_si): Remove unused variable `macc'.
3689 Fri Jun 12 09:33:44 1998 Richard Henderson <rth@cygnus.com>
3691 * fold-const.c (fold): Revert last change. It breaks constant
3692 expressions somehow.
3694 Fri Jun 12 10:23:36 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
3696 * expr.c (do_jump, case EQ_EXPR, NE_EXPR): When comparing complex
3697 prevent operands from being evaluated twice.
3699 Fri Jun 12 00:50:27 1998 Sergey Okhapkin <sos@prospect.com.ru>
3701 * toplev.c (lang_options): Add -remap as a preprocessor option.
3703 Fri Jun 12 00:30:32 1998 John Wehle (john@feith.com)
3705 * i386.md (cmpsi_1, cmphi_1, cmpqi_1): Remove code
3706 which set CC_REVERSED since reload should ensure that
3707 the operands are already the correct type.
3709 Thu Jun 11 17:14:15 1998 Jim Wilson <wilson@cygnus.com>
3711 * except.c (expand_builtin_eh_stub): Call emit_move_insn rather than
3712 calling gen_rtx_SET.
3714 Thu Jun 11 18:45:49 1998 David Edelsohn <edelsohn@mhpcc.edu>
3716 * config/rs6000/x-aix43 (AR): Delete.
3717 (AR_FOR_TARGET_FLAGS): Add -X32_64 here.
3719 Thu Jun 11 16:19:17 1998 David W. Schuler <schuld@btv.ibm.com>
3721 * config/i386/aix386ng.h (CPP_SPEC): Remove extraneous quote.
3723 Thu Jun 11 12:40:27 1998 Jim Wilson <wilson@cygnus.com>
3725 * mips.c (override_options): Replace word_mode with explicit
3728 Thu Jun 11 14:50:02 1998 Michael Meissner <meissner@cygnus.com>
3730 * regmove.c (regmove_optimize): If we can't replace the
3731 destination in an insn that sets the source, generate an explicit
3732 move of the source to the destination.
3733 (copy_src_to_dest): New function.
3734 (toplevel): Include basic-block.h
3736 * Makefile.in (regmove.o): Add basic-block.h dependencies.
3738 Thu Jun 11 10:30:09 1998 Dave Brolley <brolley@cygnus.com>
3740 * toplev.c (lang_options): Add missing options (nostdinc, idirafter).
3742 Wed Jun 10 23:39:32 1998 Mark Mitchell <mark@markmitchell.com>
3744 * rtl.h (rtx_def): Improve documentation.
3745 (MEM_IN_STRUCT_P): Likewise.
3747 Wed Jun 10 23:23:17 1998 Graham <grahams@rcp.co.uk>
3749 * c-decl.c (start_decl): Correct test for -Wmain.
3751 * c-decl.c (grokdeclarator): Remove unused variable "last".
3753 Wed Jun 10 14:52:27 1998 Jim Wilson <wilson@cygnus.com>
3755 * expr.c (expand_builtin_setjmp): Store const1_rtx in target.
3756 (expand_builtin_longjmp): Abort if value isn't const1_rtx.
3757 Delete code storing value in static_chain_rtx.
3758 (expand_builtin, case BUILT_IN_LONGJMP): Pass NULL_RTX for target
3759 to second expand_expr call.
3761 Wed Jun 10 13:08:41 1998 Mark Mitchell <mark@markmitchell.com>
3763 * mips/mips.c: Remove -mabi=o32 and -mabi=n64.
3765 Wed Jun 10 13:41:23 1998 Dave Brolley <brolley@cygnus.com>
3767 * cppmain.c (fatal): New function.
3768 * configure.in (cpp_main): New configuration variable.
3769 * configure: Regenerated.
3770 * Makefile.in (CCCP): Use a configuration variable to select basex
3772 (cppmain$(exeext)): Add @extra_cpp_objs@.
3774 Wed Jun 10 13:07:02 1998 Dave Brolley <brolley@cygnus.com>
3776 * objc/objc-act.c: Add cpplib declarations.
3777 (lang_decode_option): Initialize cpplib if necessary.
3778 (lang_decode_option): New argc/argv interface.
3779 * tree.h (lang_decode_option): New argc/argv interface.
3780 * toplev.c (lang_options): Add cpp options.
3781 (main): New interface for lang_decode_option.
3782 * gcc.c (default_compilers): Don't call cpp for a cpplib-enabled C compiler
3783 unless -E, -M or -MM is specified.
3784 * cpplib.h (cpp_handle_option): New function.
3785 * cpplib.c (cpp_handle_option): New function.
3786 (cpp_handle_options): Now calls cpp_handle_option.
3787 * c-tree.h (c_decode_option): New argc/argv interface.
3788 * c-lex.c (init_parse): cpplib now initialized in c_decode_option.
3789 * c-lang.c (lang_decode_option): New argc/argv interface.
3790 * c-decl.c: Add cpplib declarations.
3791 (c_decode_option): New argc/argv interface.
3792 (c_decode_option): Call cpp_handle_option.
3793 (c_decode_option): Now returns number of strings processed.
3795 Wed Jun 10 09:47:13 1998 Richard Earnshaw (rearnsha@arm.com)
3797 * unroll.c (verify_addresses): Use validate_replace_rtx to undo the
3798 changes. Abort if the undo fails.
3800 1998-06-10 Vladimir N. Makarov <vmakarov@cygnus.com>
3802 * config/rs6000/rs6000.c (output_prolog): Change locations and
3803 directions of saving and restoring arguments of main on the stack.
3805 Wed Jun 10 08:56:27 1998 John Carr <jfc@mit.edu>
3807 * reload1.c (reload_cse_simplify_operands): Do not call gen_rtx_REG
3808 for each alternative. Do not replace a CONST_INT with a REG unless
3811 Wed Jun 10 02:11:55 1998 Jeffrey A Law (law@cygnus.com)
3813 * decl.c (init_decl_processing): Fix typo.
3815 * mips.c (gpr_mode): New variable.
3816 (override_options): Initialize gpr_mode.
3817 (compute_frame_size): Use "gpr_mode" instead of "word_mode" to
3818 determine size and offset of general purpose registers save slots.
3819 (save_restore_insns, mips_expand_prologue): Similarly.
3821 * reload.c (find_reloads_toplev): Use gen_lowpart common to convert
3822 between constant representations when we have (SUBREG (REG)) with
3823 REG equivalent to a constant.
3825 Wed Jun 10 01:39:00 1998 Juha Sarlin <juha@c3l.tyreso.se>
3827 * h8300.c (get_shift_alg): Add special cases for shifts of 8 and 24.
3829 Tue Jun 9 22:05:34 1998 Richard Henderson <rth@cygnus.com>
3831 * fold-const.c (fold): Even with otherwise constant trees, look for
3832 opportunities to combine integer constants.
3834 Wed Jun 3 23:41:24 EDT 1998 John Wehle (john@feith.com)
3836 * i386.c (notice_update_cc): Clear cc_status.value2 in the
3837 case of UNSPEC 5 (bsf).
3839 * i386.md (movsfcc, movdfcc, movxfcc): The floating point
3840 conditional move instructions don't support signed integer
3843 Tue Jun 9 14:31:19 1998 Nick Clifton <nickc@cygnus.com>
3845 * config/v850/t-v850 (TCFLAGS): Add assembler options to warn of
3848 * config/v850/lib1funcs.asm (__return_interrupt): Use 'addi
3849 16,sp,sp' ratehr than 'add 16,sp'. Patch courtesy of Biomedin
3852 Tue Jun 9 16:23:13 EDT 1998 Andrew MacLeod <amacleod@cygnus.com>
3854 * except.c (expand_start_catch): Rename to start_catch_handler.
3855 (expand_end_catch): Delete function.
3856 (expand_end_all_catch): Remove catch status that expand_end_catch
3858 * except.h (expand_start_catch): Rename prototype.
3859 (expand_end_catch): Delete prototype.
3861 Tue Jun 9 12:57:32 1998 Mark Mitchell <mark@markmitchell.com>
3863 * invoke.texi: Add documentation for -mips4 and -mabi=*.
3865 Tue Jun 9 12:12:34 1998 Klaus Kaempf (kkaempf@progis.de)
3867 * alpha/vms.h (EXTRA_SECTIONS): Add in_ctors and in_dtors.
3868 (EXTRA_SECTION_FUNCTIONS): Add ctors_section and dtors_section.
3869 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Define.
3871 Tue Jun 9 12:10:27 1998 John Carr <jfc@mit.edu>
3873 * haifa-sched.c (update_flow_info): Use UNITS_PER_WORD, not MOVE_MAX,
3874 as the threshold to permit splitting memory operations.
3876 Tue Jun 9 12:36:16 1998 Jeffrey A Law (law@cygnus.com)
3878 * mips.c (gpr_mode): New variable.
3879 (override_options): Initialize gpr_mode.
3880 (compute_frame_size): Use "gpr_mode" instead of "word_mode" to
3881 determine size and offset of general purpose registers save slots.
3882 (save_restore_insns, mips_expand_prologue): Similarly.
3884 * Makefile.in (LIB2FUNCS_EH): Define. Just "_eh" for now.
3885 (LIBGCC2_CFLAGS): Remove -fexceptions.
3886 (LIB2FUNCS): Remove "_eh".
3887 (libgcc2.a): Iterate over LIB2FUNCS_EH and build everything in
3888 it with -fexceptions.
3890 * Makefile.in (local-alloc.o): Depend on insn-attr.h.
3891 * local-alloc.c (block_alloc): Avoid creating false
3892 dependencies for targets which use instruction scheduling.
3894 Tue Jun 9 02:40:49 1998 Richard Henderson <rth@cygnus.com>
3896 * mips/elf.h (ASM_DECLARE_OBJECT_NAME): Define.
3897 (ASM_FINISH_DECLARE_OBJECT): Define;
3898 * mips/elf64.h: Likewise.
3900 Tue Jun 9 01:08:47 1998 Richard Henderson <rth@cygnus.com>
3902 * toplev.c (flag_new_exceptions): Remove extraneous `extern'.
3904 Mon Jun 8 23:24:48 PDT 1998 Jeff Law (law@cygnus.com)
3906 * version.c: Bump for snapshot.
3908 Mon Jun 8 23:24:58 1998 David Edelsohn <edelsohn@mhpcc.edu>
3910 * rs6000.md (mulsidi3): Add !TARGET_POWERPC64 constraint.
3911 (mulsidi3_ppc64): Delete.
3913 Mon Jun 8 20:57:40 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3915 * Makefile.in (varasm.o): Depend on dbxout.h.
3916 (cse.o): Depend on toplev.h and output.h.
3917 (gcse.o): Depend on output.h.
3919 * mips.c: Include system.h and toplev.h and remove redundant code.
3920 Include output.h after tree.h so all its prototypes get activated.
3921 * mips.md (table_jump): Remove unused variable `dest'.
3923 * sparc.h: Add prototype for `v8plus_regcmp_op'.
3925 * crtstuff.c (fini_dummy, init_dummy): Mark function definitions
3926 with __attribute__ ((__unused__)).
3927 (__frame_dummy): Provide prototype before use, wrap it with
3928 EH_FRAME_SECTION_ASM_OP.
3930 * cse.c: Move inclusion of <setjmp.h> above local headers.
3931 Include toplev.h and output.h.
3933 * dbxout.h: Add prototype for `dbxout_begin_function'.
3935 * final.c (final_scan_insn): Wrap variable `max_skip' in macro
3936 ASM_OUTPUT_MAX_SKIP_ALIGN.
3938 * gcse.c: Include system.h and output.h.
3939 (dump_cuid_table, dump_rd_table, dump_cprop_data, dump_pre_data):
3940 Make extern instead of static.
3941 (compute_can_copy): Only declare variables `reg' and `insn' when
3942 AVOID_CCMODE_COPIES is not defined.
3943 (record_set_info): Mark parameter `setter' with ATTRIBUTE_UNUSED.
3944 (hash_scan_clobber): Likewise for `x' and `insn'.
3945 (hash_scan_call): Likewise.
3946 (record_last_set_info): Likewise for `setter'.
3947 (mark_call): Likewise for `pat'.
3948 (pre_insert_insn): Wrap variable `note' in macro HAVE_cc0.
3950 * libgcc2.c (__bb_init_prg): Replace bzero with memset and fix the
3951 length parameter so that it multiplies the number of elements by
3952 the sizeof(element).
3954 * output.h: Add prototype for `weak_finish'.
3956 * recog.h: Likewise for `validate_replace_src'.
3958 * rtl.h: Likewise for `optimize_save_area_alloca',
3959 `fix_sched_param', `purge_addressof', `gcse_main',
3960 `regmove_optimize', `dbr_schedule', `branch_prob' and
3963 * toplev.h: Likewise for `set_float_handler' and
3964 `output_quoted_string'.
3966 * varasm.c: Include dbxout.h.
3968 Mon Jun 8 18:12:06 1998 Jim Wilson <wilson@cygnus.com>
3970 * mips.c (mips_secondary_reload_class): Use gp_reg_p instead of
3971 GP_REG_P. Use gr_regs instead of GR_REGS.
3973 Mon Jun 8 16:54:12 1998 Ken Raeburn <raeburn@cygnus.com>
3974 Jeff Law <law@cygnus.com>
3976 * Revamped multiply support for MIPS chips.
3977 * mips.c (extend_operator): New function.
3978 (highpart_shift_operator): Likewise.
3979 * mips.h: Declare new functions.
3980 (PREDICATE_CODES): Add support for new predicates.
3981 * mips.md (mulsi3 expander): Simplify.
3982 (mulsi_mult3): Add another constraint alternative. Support
3983 3 operand multiply instructions as found on various mips
3985 (mulsi3_r4650): Delete pattern, now handled by mulsi_mult3.
3986 (mul_acc_si): New pattern and associated splitters.
3987 (mulsidi3 expander): Rework to use mulsidi3_64bit and
3989 (umulsidi3): New expander.
3990 (mulsidi3_internal): Accept either sign or zero extended
3991 operands and generate code as appropriate appropriately.
3992 (mulsidi3_64bit): Similarly.
3993 (smulsi3_highpart): Turn into an expander and generate code
3994 to match new patterns.
3995 (umulsi3_highpart): Likewise.
3996 (xmulsi3_highpart_internal): New pattern.
3997 (maddi patterns): Delete. Replace with:
3998 (mul_acc_di, mul-acc_64bit_di): New patterns.
4000 Mon Jun 8 14:16:15 EDT 1998 Andrew MacLeod <amacleod@cygnus.com>
4002 * eh-common.h: Remove NEW_EH_MODEL compile time flag, and replace with
4003 flag_new_exceptions runtime flag.
4004 (struct old_exception_table): New struct which represents what
4005 the exception table looks like without the new model.
4006 (NEW_EH_RUNTIME): New value used as a tag in the exception table to
4007 flag that this is a new style table.
4008 * except.h: Remove compile time flag NEW_EH_MODEL.
4009 (expand_builtin_eh_stub_old): New prototype.
4010 * tree.h (enum built_in_function): Add BUILT_IN_EH_STUB_OLD.
4011 * expr.c (expand_builtin): New builtin func BUILT_IN_EH_STUB_OLD.
4012 * c-decl.c (init_decl_processing): Add new builtin function
4013 __builtin_eh_stub_old.
4014 * final.c (final_scan_insn): Replace compile time flag NEW_EH_MODEL.
4015 * flags.h (flag_new_exceptions): New runtime flag.
4016 * toplev.c (flag_new_exceptions): Initialize default to 0,
4017 -fnew-exceptions sets to 1.
4018 * except.c (output_exception_table_entry): Output New style exception
4019 identifier into table, and replace compile time flag NEW_EH_MODEL
4020 with runtime flag flag_new_exceptions.
4021 (output_exception_table): Replace compile time flag NEW_EH_MODEL.
4022 (expand_builtin_eh_stub_old): Duplicates original functionality of
4023 expand_builtin_eh_stub.
4024 (expand_builtin_eh_stub): Replace compile time flag NEW_EH_MODEL.
4025 * libgcc2.c (find_exception_handler): Remove NEW_EH_MODEL #ifdefs.
4026 (old_find_exception_handler): New func, same as find_exception_handler
4027 except it works on the old style exception table.
4028 (__throw): Replace NEW_EH_MODEL. Detect new model based on presence
4029 of identifier in the exception table, and call appropriate routines.
4031 Mon Jun 8 01:21:13 1998 Jason Merrill <jason@yorick.cygnus.com>
4033 * function.c: Define current_function_cannot_inline.
4034 (push_function_context_to): Save it.
4035 (pop_function_context_from): Restore it.
4036 * function.h (struct function): Provide it a home.
4037 * output.h: Declare it.
4038 * integrate.c (function_cannot_inline_p): Check it.
4040 Mon Jun 8 10:43:15 1998 Richard Henderson <rth@cygnus.com>
4042 * expr.c (force_operand): Detect PIC address loads before
4043 splitting arithmetic.
4045 Mon Jun 8 09:22:38 PDT 1998 Jeff Law (law@cygnus.com)
4047 * version.c: Bump for snapshot.
4049 Mon Jun 8 02:55:56 1998 Graham <grahams@rcp.co.uk>
4051 * tree.c (tree_class_check): Add braces to eliminate ambigious
4053 (tree_check): Likewise.
4055 Mon Jun 8 02:49:23 1998 H.J. Lu (hjl@gnu.org)
4057 * reg-stack.c (subst_stack_regs_pat): Make sure the top of
4058 stack is the destination for conditional move insn.
4060 Mon Jun 8 01:21:13 1998 Jason Merrill <jason@yorick.cygnus.com>
4062 * tree.h (TREE_VEC_END): Cast unused value to void.
4064 * i386.c (print_operand): Use %lx for long operand.
4066 Mon Jun 8 00:04:07 1998 Richard Henderson <rth@cygnus.com>
4068 * alpha.c (summarize_insn): Ignore rtl slot format 'i'.
4070 Sun Jun 7 14:15:45 1998 John Carr <jfc@mit.edu>
4072 * sol2.h (INIT_SUBTARGET_OPTABS): Use Solaris libc float/long long
4073 conversion functions.
4075 Sun Jun 7 14:02:58 1998 Richard Henderson <rth@cygnus.com>
4077 * toplev.c (flag_exceptions): Default to 0.
4078 (compile_file): Remove flag_exceptions == 2 hack.
4079 (main): Call lang_init_options.
4080 * tree.h: Declare it.
4081 * c-lang.c: Implement it.
4082 * objc/objc-act.c: Likewise.
4084 Sun Jun 7 12:27:30 1998 David Edelsohn <edelsohn@mhpcc.edu>
4086 * rs6000.md (restore_stack_block): Generate MEM and specify mode.
4087 * rs6000.h (STACK_SAVEAREA_MODE): SAVE_FUNCTION is VOIDmode.
4088 * rs6000.c (rs6000_output_load_toc_table): Use fputs.
4089 (output_function_profiler): Use asm_fprintf and fputs.
4091 Sat Jun 6 12:17:12 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4093 * gencheck.c: Remove redundant stdio.h include. Add a definition
4094 of xmalloc for when we are forced to link with alloca.o.
4096 * reload1.c (reload_reg_free_for_value_p): Use `(unsigned)1'
4099 * fold-const.c (constant_boolean_node): Make definition static to
4100 match the prototype.
4102 Fri Jun 5 15:53:17 1998 Per Bothner <bothner@cygnus.com>
4104 * gcc.c (lang_specific_pre_link): New LANG_SPECIFIC_DRIVER function.
4105 (lang_specific_extra_outfiles): New LANG_SPECIFIC_DRIVER variable.
4106 (do_spec, input_filename, input_filename_length): Make public.
4107 (main): Adjust outfiles allocation by lang_specific_extra_outfiles.
4108 Call lang_specific_pre_link befor elinking.
4110 Fri Jun 5 12:29:28 1998 Jeffrey A Law (law@cygnus.com)
4112 * haifa-sched.c (rank_for_schedule): For "equally good insns", prefer
4113 the insn which has the most insns dependent on it.
4115 Fri Jun 5 09:03:22 1998 John Carr <jfc@mit.edu>
4117 * alias.c (find_base_value): Avoid reading past end of reg_base_value.
4119 Fri Jun 5 03:05:34 1998 Richard Henderson <rth@cygnus.com>
4121 * alpha.md (insxh-1): New insxl pattern for combine.
4123 Fri Jun 5 01:12:15 1998 H.J. Lu (hjl@gnu.org)
4125 * i386/i386.c (output_fp_conditional_move): New function
4126 to output floating point conditional move.
4127 (output_int_conditional_move): New function to output integer
4130 * i386/i386.md (movsicci+5, movhicc+5, movdicc+5): Call
4131 output_int_conditional_move () to output int conditional move.
4132 (movsfcc+5, movdfcc+5, movxfcc+5): Call
4133 output_fp_conditional_move () to output floating point
4136 * i386/i386.c (put_condition_code): In INT mode, check
4137 cc_prev_status.flags & CC_NO_OVERFLOW for GE and LT.
4139 Thu Jun 4 16:09:51 1998 Dave Brolley <brolley@cygnus.com>
4141 * dbxout.c (dbxout_type): Output arrays of bits as if
4142 they were bitstrings for Chill
4144 Thu Jun 4 14:35:27 1998 David Edelsohn <edelsohn@mhpcc.edu>
4146 * tree.c (get_inner_array_type): New function.
4147 * tree.h (get_inner_array_type): Prototype.
4148 * expr.h (STACK_SAVEAREA_MODE): New macro.
4149 * expr.c (expand_builtin_setjmp): Initialize sa_mode using
4150 STACK_SAVEAREA_MODE.
4151 (expand_builtin_longjmp): Likewise.
4152 * explow.c (emit_stack_save): Likewise.
4153 (allocate_dynamic_stack_space): Use Pmode not insn_operand_mode.
4155 * rs6000/aix41.h (ASM_CPU_SPEC): Define relative to ASM_DEFAULT_SPEC.
4156 (CPP_CPU_SPEC): Define relative to CPU_DEFAULT_SPEC.
4157 * rs6000/aix43.h: New file.
4158 * rs6000/t-aix43: New file.
4159 * rs6000/x-aix41: New file.
4160 * rs6000/x-aix43: New file.
4161 * configure.in (rs6000-ibm-aix*): Use them.
4162 * rs6000/powerpc.h: Delete.
4163 * rs6000/sysv4.h: Move necessary powerpc.h definitions to here.
4164 * rs6000/netware.h: and here.
4165 * rs6000/win-nt.h: and here.
4167 * rs6000/rs6000.c (processor_target_table, 620): Do not affect
4169 (rs6000_override_options): Ignore flag_pic for AIX.
4170 (rs6000_immed_double_const): Delete.
4171 (u_short_cint_operand): Don't assume 32-bit CONST_INT.
4172 (reg_or_u_short_operand): Don't assume 32-bit CONST_INT.
4173 (num_insns_constant): mask64_operand() is 2 insns.
4174 (logical_operand): Don't assume 32-bit CONST_INT.
4175 (non_logical_cint_operand): Don't assume 32-bit CONST_INT.
4176 (easy_fp_constant): Any CONST_DOUBLE_HIGH is okay for 64-bit.
4177 (mask_constant): HOST_WIDE_INT parameter.
4178 (non_and_cint_operand): Delete.
4179 (mask64_operand): New function.
4180 (and64_operand): New function.
4181 (function_arg_advance): DImode arguments do not need special
4182 alignment when 64-bit.
4183 (function_arg): Likewise.
4184 (setup_incoming_varargs): Reverse reg_size assignment.
4185 (print_operand): HOST_WIDE_INT second parameter.
4186 (print_operand, 'B'): New case.
4187 (print_operand, 'M'): Fix typo in lossage string.
4188 (print_operandm 'S'): New case.
4189 (rs6000_stack_info): Reverse reg_size assignment. Use total_raw_size
4190 to compute AIX push_p. Use reg_size to compute {cr,lr}_save_offset.
4191 (rs6000_output_load_toc_table): Reverse init_ptr assignment. Use
4192 TARGET_64BIT not TARGET_POWERPC64. Convert fprintf to fputs.
4193 Load GOT highpart, don't add it. Add lowpart with {cal|la}.
4194 (rs6000_allocate_stack_space): Use {cal|la}.
4195 (output_epilog): Use {cal|la}
4196 (output_function_profiler): Add call glue to mcount call.
4197 Load GOT highpart, don't add it. Add lowpart with {cal|la}.
4199 * rs6000/rs6000.h (TARGET_SWITCHES): Add powerpc64.
4200 (STACK_BOUNDARY): Depend on TARGET_32BIT.
4201 (ADJUST_FIELD_ALIGN): Calculate array alignment using innermost type.
4202 (CONST_OK_FOR_LETTER_P): Don't assume 32-bit CONST_INT.
4203 (EXTRA_CONSTRAINTS): Remove NT 'S' and 'T'. Replace 'S' with
4204 64-bit mask operand.
4205 (RS6000_SAVE_TOC): Depend on TARGET_32BIT.
4206 (STACK_SAVEAREA_MODE): New macro.
4207 (LEGITIMATE_CONSTANT_P): DImode okay for 64bit.
4208 (LEGITIMIZE_RELOAD_ADDRESS): New macro.
4209 (RTX_COSTS, AND/IOR/XOR): Reflect current machine description.
4210 (ASM_FILE_START): Emit 64-bit ABI directive.
4211 (ASM_DECLARE_FUNCTION_NAME): Align CSECT on doubleword in 64-bit mode.
4212 (ASM_OUTPUT_SPECIAL_POOL_ENTRY): DImode okay for 64-bit.
4213 (PREDICATE_CODES): Add "and64_operand" and "mask64_operand".
4214 Delete "non_and_cint_operand". "input_operand" includes CONST_DOUBLE.
4216 * rs6000/rs6000.md (iorsi3, xorsi3): Use HOST_WIDE_INT for mask.
4217 Restore define_splits.
4218 (floatsidf2, floatunssidf2): Remove !TARGET_POWERPC64 final constraint.
4219 (floatsidf2_internal, floatunssidf2_internal2): Likewise.
4220 Do not specify base register operand mode.
4221 (floatsidf2_loadaddr): Do not specify base register operand mode.
4222 (floatsidf2_store1, floatsidf2_store2): Operand 1 must be base
4223 register; do not specify mode. Remove !TARGET_POWERPC64 final
4225 (floatsidf2_load): Do not specify base register operand mode. Remove
4226 !TARGET_POWERPC64 final constraint.
4227 (fix_truncdfsi2_internal, fix_truncdfsi2_{store,load}): Do not specify
4228 base register operand mode.
4229 (adddi3): Split large constants early.
4230 (absdi3): Shift by 63, not 31.
4231 (*mulsidi3_ppc64): New pattern.
4232 (rotldi3): Add masking combiner patterns.
4233 (anddi3): Add rldic{r,l} masking. Remove split of large constants
4234 because PPC insns zero-extend.
4235 (iordi3, xordi3): Split large constants early.
4236 (movsi matcher): Remove S and T constraints.
4237 (movsf const_double): create SImode constant from TARGET_DOUBLE.
4238 (movdf_hardfloat32): Add default abort() case.
4239 (movdf easy_fp_const): create DImode constant from TARGET_DOUBLE.
4240 (movdi): Remove 64-bit constant generator. Try to convert
4241 CONST_DOUBLE to CONST_INT. Handle TOC memory constants.
4242 (movdi_32): Add default abort() case.
4243 (movdi_64): Add numerous ways to split 64-bit constants.
4244 Make catch-all define_split more optimal and never FAIL.
4245 (movti_ppc64): Add default abort() case.
4246 (allocate_stack): Remove operand modes. Use Pmode.
4247 (restore_stack_block): Remove operand modes. Generate Pmode
4249 (save_stack_nonlocal, restore_stack_nonlocal): Generate Pmode
4250 temporary. Save area is double Pmode.
4251 (call_indirect_aix64, call_value_indirect_aix64): New patterns.
4252 (call, call_value): Do not specify address operand mode. Choose
4253 appropriate AIX ABI.
4254 (*call_local64, *ret_call_local64): New patterns.
4255 (*call_nonlocal_aix64, *ret_call_nonlocal_aix64): New patterns.
4256 (*ret_call_nonlocal_aix32): Use call_value_indirect for REG.
4257 (compare): Materialize DImode truthvalues.
4259 Thu Jun 4 01:26:57 1998 Craig Burley <burley@gnu.org>
4261 * expr.c (safe_from_p): Avoid combinatorial explosion
4262 over duplicate SAVE_EXPRs by ensuring we never recurse
4263 on one that has already been visited.
4265 Thu Jun 4 00:54:21 1998 Graham <grahams@rcp.co.uk>
4267 * loop.c (check_dbra_loop): Initialise final_value before
4268 normalizing the loop.
4270 Wed Jun 3 20:00:04 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
4272 * reload1.c (reload_reg_free_for_value_p): New arguments out and
4273 reloadnum. Changed all callers.
4275 1998-06-03 Ulrich Drepper <drepper@cygnus.com>
4277 * system.h: Add _() and N_() macros in preparation for gettext.
4279 Wed Jun 3 11:02:24 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
4281 * c-common.c (check_format_info): Put back check for C9x `hh'
4282 length modifier. Warn about %n format writing into const. Remove
4284 (format_char_info): Fix comments.
4286 * configure.in: Set float_format to m68k for all m68k targets that
4287 do not override LONG_DOUBLE_TYPE_SIZE.
4288 * config/float-m68k.h: New file.
4290 Tue Jun 2 23:14:01 1998 Richard Henderson <rth@cygnus.com>
4292 * jump.c (jump_optimize): Remove debug messages accidentally left in
4293 with the previous change.
4295 Tue Jun 2 22:46:08 1998 Richard Henderson <rth@cygnus.com>
4297 * expr.c (store_expr): Revert stray patch associated with
4300 Tue Jun 2 21:59:01 1998 Richard Henderson <rth@cygnus.com>
4302 * jump.c (rtx_unsafe_p): New function.
4303 (jump_optimize): Use it on if/then/else transformations and
4304 conditional move transformations.
4306 Tue Jun 2 22:50:10 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
4308 * fold-const.c (fold, case EQ_EXPR): When folding VAR++ == CONST
4309 or VAR-- == CONST construct a proper mask if VAR is a bitfield.
4310 Cope with CONST being out of range for the bitfield.
4312 Tue Jun 2 22:28:31 1998 Bernd Schmidt <crux@ohara.Informatik.RWTH-Aachen.DE>
4314 * expr.c (emit_move_insn_1): When moving complex values in several
4315 steps, emit a CLOBBER to show the destination dies.
4317 Tue Jun 2 22:17:26 1998 Jeffrey A Law (law@cygnus.com)
4319 * Makefile.in (site.exp): Use the object testsuite directory as
4320 the temporary directory.
4322 * expr.c (expand_expr, case ADDR_EXPR): Handle taking the
4323 address of an ADDRESSOF rtx.
4325 1998-06-02 Mike Stump <mrs@wrs.com>
4327 * expr.c (expand_builtin_setjmp): Handle BUILTIN_SETJMP_FRAME_VALUE.
4328 * i960.h (SETUP_FRAME_ADDRESSES, BUILTIN_SETJMP_FRAME_VALUE): Define.
4329 * i960.md (ret, flush_register_windows): Define.
4330 (nonlocal_goto): Likewise. Nested function nonlocal gotos don't
4332 * tm.texi (BUILTIN_SETJMP_FRAME_VALUE): Document new macro.
4334 Tue Jun 2 14:02:38 1998 Richard Henderson <rth@cygnus.com>
4336 * alpha.md (divsi3, udivsi3, modsi3, umodsi3): Enable, and work
4337 around an OSF/1 library bug wrt sign-extension of inputs.
4339 Tue Jun 2 13:02:44 1998 Richard Henderson <rth@cygnus.com>
4341 * vax/netbsd.h (DWARF2_UNWIND_INFO): Must be undef, not defined 0.
4343 Mon Jun 1 03:44:03 1998 Catherine Moore <clm@cygnus.com>
4345 * config/sh/sh.h (MAX_OFILE_ALIGNMENT): Define.
4347 * varasm.c (assemble_variable): Augment alignment warning.
4349 Mon Jun 1 12:14:28 1998 Michael Meissner <meissner@cygnus.com>
4351 * config/fp-bit.c (_fp{add,div}_parts): Return correct IEEE result
4352 in the presence of IEEE negative 0's.
4354 Sun May 31 16:11:41 1998 John Wehle (john@feith.com)
4356 * reload.c (find_reloads): Record the existing mode if
4357 operand_mode == VOIDmode before replacing a register with
4359 * i386.md (tstsi, tsthi, tstqi, tstsf, tstdf, tstxf): Set
4360 i386_compare_op1 to const0_rtx for the benefit of the
4361 conditional move patterns.
4362 (movsicc, movhicc, movsfcc, movdfcc, movxfcc, movdicc): Rewrite
4363 based on suggestions from Jim Wilson.
4365 Sun May 31 00:44:02 PDT 1998 Jeff Law (law@cygnus.com)
4367 * version.c: Bump for snapshot.
4369 Sun May 31 00:34:17 1998 Bruce Korb <korbb@datadesign.com>
4371 * Makefile.in (fixinc.sh): Update rules again.
4373 Sun May 31 00:27:47 1998 Jeffrey A Law (law@cygnus.com)
4375 * extend.texi: Bring back reference to trampoline paper.
4377 Sun May 31 00:22:34 1998 Ulrich Drepper <drepper@cygnus.com>
4379 * Makefile.in (USER_H): Add stdbool.h.
4380 * ginclude/stdbool.h: New file.
4382 Fri May 29 01:48:25 1998 Jeffrey A Law (law@cygnus.com)
4384 * jump.c (thread_jumps): Do not look at the NOTE_LINE_NUMBER
4387 * gcse.c (pre_delete): Fix code to determine the mode of
4388 the reaching pseudo register.
4390 Fri May 29 01:07:28 1998 Bernd Schmidt <crux@Pool.Informatik.RWTH-Aachen.DE>
4392 * Makefile.in (GEN): Add gencheck
4393 (STAGESTUFF): Add tree-check.h and gencheck.
4395 Fri May 29 00:57:37 1998 Bruce Korb <korbb@datadesign.com>
4397 * Makefile.in (cstamp-h.in): Remove before trying to recreate.
4398 (fixinc.sh): Set some additional environment variables before
4399 calling mkfixinc.sh.
4401 Thu May 28 12:57:05 1998 Jeffrey A Law (law@cygnus.com)
4403 * reload.c (find_reloads): Do not force a reloads of match_operators.
4405 Thu May 28 10:22:22 EDT 1998 Andrew MacLeod <amacleod@cygnus.com>
4407 * except.h (remove_handler): Add new prototype.
4408 * except.c (remove_handler): New function to remove handlers
4409 from an exception region.
4410 * flow.c (find_basic_blocks_1): Remove handlers from regions when
4411 handler label is deleted; remove exception regions with no handlers.
4413 Thu May 28 09:36:39 1998 Michael Meissner <meissner@cygnus.com>
4415 * except.h (rtx): Define rtx type correctly if needed.
4416 * function.h (rtx): Ditto.
4417 (tree): Define tree type correctly if needed.
4419 * c-pragma.c (toplevel): Include rtl.h.
4421 * stor-layout.c (toplevel): Move include of rtl.h before
4424 * Makefile.in (c-pragma.o): Add except.h, rtl.h dependencies.
4425 (tree.o): Add except.h dependency.
4427 Wed May 27 22:02:40 1998 Jeffrey A Law (law@cygnus.com)
4429 * reload1.c: Revert accidental checkin.
4431 * configure.lang: Fix thinko when adding a definition for
4432 target_alias to the Makefile.
4434 Wed May 27 02:50:00 1998 Catherine Moore (clm@cygnus.com)
4436 * config/sparc/lb1spc.asm (.rem and .urem): Replace
4439 Wed May 27 02:48:31 1998 Richard Earnshaw (rearnsha@arm.com)
4441 * arm.c (arm_gen_constant): Rework to eliminate uninitialized
4442 variable warnings. Don't generate scratch registers if only
4444 (find_barrier): Eliminate unused variable SRC.
4446 1998-05-27 Manfred Hollstein <manfred@s-direktnet.de>
4448 * toplev.h (rtx_def): Provide global declaration to avoid
4449 `limited scope' warnings.
4451 Tue May 26 23:47:52 1998 Mumit Khan <khan@xraylith.wisc.edu>
4453 * Makefile.in (gencheck.o): Use HOST_CC.
4454 * i386/t-mingw32: New file.
4455 * configure.in (i386-*-mingw32*): Use.
4457 Tue May 26 07:31:04 1998 Richard Earnshaw (rearnsha@arm.com)
4459 * arm.c (bad_signed_byte_operand): New predicate function.
4460 * arm.h (PREDICATE_CODES): Add it to the list.
4461 * arm.md (*extendqi[sh]i_insn): Split any addresses that ldrsb
4463 (define_split): Two new splits for above insns.
4465 * arm.c: Include toplev.h.
4466 (arm_override_options): Add parentheses around use of tune_flags.
4467 (arm_split_constant): Remove unused variable.
4468 (arm_gen_constant, arm_gen_movstrqi, add_constant): Likewise.
4469 (output_func_prologue, arm_expand_prologue): Likewise.
4470 (arm_canonicalize_comparison): Make I unsigned; rework constants
4471 accordignly. Add missing paratheses around << operation.
4472 (arm_rtx_costs): Correctly parenthesise MULT costs. Add a DEFAULT
4474 ({load,store}_multiple_sequence): Initialize BASE_REG.
4475 (select_dominance_cc_mode): Add DEFAULT clauses.
4476 (broken_move): Return zero if the destination is not a register.
4477 (arm_reorg): Move unused REGNO declaration into the dead code.
4478 * arm.h (CANONICALIZE_COMPARISON): Ensure OP1 is updated.
4480 Mon May 25 22:49:56 PDT 1998 Jeff Law (law@cygnus.com)
4482 * version.c: Bump for snapshot.
4484 Mon May 25 11:56:24 PDT 1998 Jeff Law (law@cygnus.com)
4486 * version.c: Bump for snapshot.
4488 Mon May 25 14:00:13 1998 Dave Brolley <brolley@cygnus.com>
4490 * cpperror.c (v_cpp_message): Remove static prototype.
4491 * cpplib.c (v_cpp_message): Move prototype to cpplib.h.
4492 * cpplib.h (v_cpp_message): Add protoptype.
4493 (stdarg.h,varargs.h): Needed for v_cpp_message prototype.
4495 Sun May 24 20:36:15 PDT 1998 Jeff Law (law@cygnus.com)
4497 * version.c: Bump for snapshot.
4499 Sun May 24 02:08:57 PDT 1998 Jeff Law (law@cygnus.com)
4501 * version.c: Bump for snapshot.
4503 1998-05-24 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
4505 * m68k.h: Declare more functions used in macros.
4506 (REG_CLASS_CONTENTS): Completely embrace initializer.
4507 * m68k.md (adddi3, subdi3): Add abort call to avoid warning
4508 about returning no value.
4509 * cse.c (find_best_addr): Declare p and found_better only if
4511 * dbxout.c (dbxout_continue): Define only if DBX_CONTIN_LENGTH > 0.
4512 * dwarfout.c (string_length_attribute): #if 0 away.
4513 * function.c (expand_function_end): Define varible blktramp only
4515 * jump.c (find_insert_position): Define only if !HAVE_cc0.
4516 * loop.c (combine_givs_p): Define variable tem only if needed.
4517 * real.c: Comment out unused functions eabs, eround,
4518 e{24,53,64,113}toasc and eiinfin.
4521 Sat May 23 23:44:53 1998 Alexandre Oliva <oliva@dcc.unicamp.br>
4523 * Makefile.in (boostrap2-lean, bootstrap3-lean,
4524 bootstrap4-lean): New targets.
4526 Sat May 23 23:35:14 1998 Jeffrey A Law (law@cygnus.com)
4528 * warn_summary, test_summary: Moved into the contrib directory.
4530 1998-05-23 Manfred Hollstein <manfred@s-direktnet.de>
4532 * Makefile.in (ENQUIRE_CFLAGS, ENQUIRE_LDFLAGS): Move down to the end
4534 (FLOAT_H_TEST): Likewise.
4535 (ENQUIRE): Likewise.
4536 (float.h-nat): Likewise.
4537 (float.h-cross): Likewise.
4538 (enquire): Likewise.
4539 (enquire.o): Likewise.
4540 (stmp-int-hdrs): Fix comment about enquire; depend upon gfloat.h.
4541 (stmp-headers): Move actions to stmp-int-hdrs, retaining only a
4543 (FLOAT_H): Remove old float.h-nat version; move current definition
4544 to CROSS_FLOAT_H location.
4545 (all.cross): Remove comments about enquire stuff.
4547 * Makefile.in (all.cross): Swap $(LIBGCC) and $(STMP_FIXPROTO).
4548 (rest.encap): Likewise.
4549 (libgcc2.ready): Depend upon $(STMP_FIXPROTO)
4551 * toplev.h (tree_node): Provide global declaration to avoid
4552 `limited scope' warnings.
4554 Sat May 23 23:23:35 1998 Robert Lipe <robertl@dgii.com>
4556 * test_summary: Display section breaks for each entry
4557 in a multilibbed target's output.
4559 1998-05-23 Richard Henderson <rth@cygnus.com>
4561 * expr.c (expand_expr): For {BITFIELD,COMPONENT,ARRAY}_REF, if the
4562 offset's mode is not ptr_mode, convert it.
4564 1998-05-22 Jason Merrill <jason@yorick.cygnus.com>
4566 * fold-const.c (ssize_binop): New fn.
4567 * tree.h: Declare it.
4569 Fri May 22 03:42:05 1998 Richard Earnshaw (rearnsha@arm.com)
4571 * genextract.c (print_path): Handle zero-length path as a special
4574 Fri May 22 01:38:07 1998 Hans-Peter Nilsson <hp@axis.se>
4576 * cplus-dem.c (MBUF_SIZE): Bumped from 512 to 32767.
4578 Fri May 22 00:57:00 1998 Bernd Schmidt (crux@pool.informatik.rwth-aachen.de>
4580 * final.c (JUMP_TABLES_IN_TEXT_SECTION): Provide a default value.
4581 (shorten_branches, final_scan_insn): Test value of
4582 JUMP_TABLES_IN_TEXT_SECTION instead of just testing whether it
4584 * tm.texi (JUMP_TABLES_IN_TEXT_SECTION): Corresponding changes.
4585 * arm/coff.h: Define JUMP_TABLES_IN_TEXT_SECTION to 1.
4586 * arm/tcoff.h: Likewise.
4587 * i386/386bsd.h: Likewise.
4588 * i386/freebsd-elf.h: Likewise.
4589 * i386/freebsd.h: Likewise.
4590 * i386/netbsd.h: Likewise.
4591 * i386/ptx4-i.h: Likewise.
4592 * i386/sysv4.h: Likewise.
4593 * pa/pa.h: Likewise.
4594 * rs6000/linux.h: Likewise.
4595 * rs6000/rs6000.h: Likewise.
4596 * sh/sh.h: Likewise.
4597 * sparc/sp64-elf.h: Likewise.
4598 * v850/v850.h: Likewise.
4599 * rs6000/sysv4.h: Define JUMP_TABLES_IN_TEXT_SECTION to 0.
4600 * i386/linux.h: Define JUMP_TABLES_IN_TEXT_SECTION to (flag_pic).
4602 Thu May 21 19:50:13 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
4604 * regmove.c (gen_add3_insn): New function.
4605 (fixup_match_2): Use it instead of calling gen_addsi3.
4607 Thu May 21 23:09:50 1998 Jeffrey A Law (law@cygnus.com)
4609 * Makefile.in (gencheck): Depend on HOST_LIBDEPS.
4611 * alias.c (rtx_equal_for_memref_p): Handle SCRATCH as a memory
4614 Thu May 21 20:18:13 1998 Martin von Loewis <loewis@informatik.hu-berlin.de>
4616 * Makefile.in (TREE_H): Add tree-check.h.
4617 (tree-check.h, gencheck): New targets.
4618 * gencheck.c: New file.
4619 * tree.c (tree_check, tree_class_check): New functions.
4620 * tree.h (TREE_CHECK, TREE_CLASS_CHECK): Define.
4621 (TYPE_CHECK, DECL_CHECK): Define.
4622 Modify all access macros to use generated checking macros.
4624 Wed May 20 23:44:28 EDT 1998 John Wehle (john@feith.com)
4626 * acconfig.h (HAVE_GAS_MAX_SKIP_P2ALIGN): New tag.
4627 * configure.in: Check for it.
4628 * i386/gas.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Use it.
4629 * final.c (uid_align, uid_shuid, label_align): Make static.
4630 (label_align): Change type to struct label_alignment pointer.
4631 (LABEL_TO_ALIGNMENT, shorten_branches): Update due to type change.
4632 (LABEL_TO_MAX_SKIP): Define.
4633 (LABEL_ALIGN_MAX_SKIP, LOOP_ALIGN_MAX_SKIP,
4634 LABEL_ALIGN_AFTER_BARRIER_MAX_SKIP): Provide defaults.
4635 (shorten_branches): Record the maximum bytes to skip when
4637 (final_scan_insn): Use the maximum bytes to skip when aligning a label
4638 if ASM_OUTPUT_MAX_SKIP_ALIGN is available.
4639 * i386.h (LOOP_ALIGN_MAX_SKIP,
4640 LABEL_ALIGN_AFTER_BARRIER_MAX_SKIP): Define.
4641 * i386.c (override_options): i386_align_jumps and i386_align_loops
4642 default to 4 if ASM_OUTPUT_MAX_SKIP_ALIGN is available.
4643 * invoke.texi: Document new i386 align-loops and align-jumps behavior.
4645 1998-05-21 Mark Mitchell <mmitchell@usa.net>
4647 * cplus-dem.c (do_type): Handle volatile qualification.
4649 Thu May 21 12:23:17 1998 Per Bothner <bothner@cygnus.com>
4651 * function.c (init_function_start): Don't call emit_line_note if
4652 lineno is 0. (Can happen when compiling Java .class files.)
4654 Thu May 21 19:50:13 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
4656 * reload1.c (reload_reg_free_for_value_p): Fix RELOAD_FOR_INPUT
4657 end of lifetime and RELOAD_FOR_OUTPUT start of lifetime.
4659 Thu May 21 19:32:27 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
4661 * combine.c (nonzero_bits): For paradoxical subregs, take
4662 LOAD_EXTENDED_OP into account.
4664 Thu May 21 11:51:15 1998 Dave Brolley <brolley@cygnus.com>
4666 * configure.in (extra_c_objs): add prefix.o.
4667 (extra_cxx_objs): extra objects for C++ with cpplib.
4668 * configure: Regenerate.
4670 * c-tree.h: (get_directive_line): Different prototype for cpplib.
4671 (GET_DIRECTIVE_LINE): Macro wrapper for get_directive_line.
4673 * c-lex.h: (get_directive_line): Not needed here for cpplib.
4675 * c-lex.c: (yy_cur,yy_lim,yy_get_token): Move to c-common.c.
4676 (GET_DIRECTIVE_LINE): Move to c-common.c and rename to get_directive_line.
4678 * c-common.c (parse_in,parse_options,cpp_token): Declare for cpplib.
4679 (yy_cur,yy_lim,yy_get_token,get_directive,line): Moved here from c-lex.c
4681 Thu May 21 09:04:42 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4683 * gengenrtl.c (type_from_format, accessor_from_format): Change
4684 type of parameter `c' from `char' to `int'.
4686 Wed May 20 22:28:34 1998 Jeffrey A Law (law@cygnus.com)
4688 * warn_summary, test_summary: New scripts from
4689 Kaveh Ghazi and Alexandre Oliva respectively.
4691 * gcse.c (current_function_calls_longjmp): Declare.
4693 1998-05-20 Jason Merrill <jason@yorick.cygnus.com>
4695 * dwarf2out.c (base_type_die): Use int_size_in_bytes.
4697 Wed May 20 01:11:02 1998 Doug Evans (devans@cygnus.com)
4698 Jeff Law (law@cygnus.com)
4700 * Global CSE and constant/copy propagation.
4701 * Makefile.in (OBJS): Add gcse.o
4702 (STAGESTUFF): Add *.gcse.
4703 (gcse.o): Add dependencies.
4704 (mostlyclean): Remove *.gcse and */*.gcse.
4706 * loop.c (loop_optimize): Move call to init_alias_analysis.
4707 * recog.c (validate_replace_src): New function.
4708 * toplev.c (gcse_dump): New global variable.
4709 (flag_gcse, gcse_time): Likewise.
4710 (compile_file): Initialize gcse_time and clean out the gcse dump
4712 (rest_of_compilation): Call gcse_main as requested. Dump RTL
4713 after gcse if requested.
4714 (main): Enable gcse for -O2 and above. Handle -dG. Enable gcse
4716 * gcc.texi: Add gcse related internal documentation.
4717 * invoke.texi: Note new command line options for gcse.
4718 * tm.texi: Document AVOID_CCMODE_COPIES.
4719 * mips.h (AVOID_CCMODE_COPIES): Define.
4721 Tue May 19 22:31:20 1998 Jeffrey A Law (law@cygnus.com)
4723 * Makefile.in (deduced.h): Only run scan-types if $(SYSTEM_HEADER_DIR)
4725 (stmp-fixproto): Simlarly for running fixproto.
4726 * cross-make (SYSTEM_HEADER_DIR): Now $(tooldir)/sys-include.
4728 Tue May 19 19:08:52 1998 Jim Wilson <wilson@cygnus.com>
4730 * config/mips/mips.c (double_memory_operand): Accept any MEM during
4731 reload when TARGET_64BIT.
4733 Tue May 19 18:21:25 1998 Jim Wilson <wilson@cygnus.com>
4735 Finish incomplete change started by Kenner.
4736 * configure.in (*-*-linux-gnu*): Delete NO_STAB_H from xm_defines.
4737 (powerpcle-*-cygwin32): Delete xm_defines.
4738 * final.c, mips-tfile.c, xcoffout.c, config/mips/mips.c: Use
4739 HAVE_STAB_H instead of NO_STAB_H.
4740 * config/xm-linux.h (NO_STAB_H): Delete.
4741 (HAVE_STAB_H): Undefine.
4742 * config/i386/xm-go32.h (NO_STAB_H): Delete.
4744 1998-05-19 Jim Wilson <wilson@cygnus.com>
4746 * dwarfout.c (dwarfout_file_scope_decl, case TYPE_DECL): Ignore
4747 LANG_TYPE trees with DECL_SOURCE_LINE of 0.
4749 Tue May 19 15:07:54 1998 Todd Vierling <tv@netbsd.org>
4751 * arm/netbsd.h: Ensure DWARF2_UNWIND_INFO is undefined.
4753 Tue May 19 17:19:16 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
4755 * reload1.c (reload_reg_free_for_value_p): New function.
4756 (allocate_reload_reg, choose_reload_regs): Use it.
4758 Tue May 19 11:51:00 EDT 1998 Andrew MacLeod (amacleod@cygnus.com)
4760 * except.c (expand_start_catch): Correct logic for when to
4761 generate a new handler label, and when to use the old one.
4763 Tue May 19 11:08:52 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4765 * Makefile.in (print-rtl.o): Depend on bitmap.h.
4766 (dbxout.o): Depend on toplev.h.
4767 ($(SCHED_PREFIX)sched.o): Likewise.
4768 ($(out_object_file)): Likewise for system.h and toplev.h.
4769 (cppmain.o): Depend on gansidecl.h.
4770 (cpplib.o): Likewise.
4771 (cpperror.o): Likewise.
4772 (cppexp.o): Likewise.
4773 (cpphash.o): Likewise.
4774 (cppalloc.o): Likewise.
4775 (fix-header.o): Depend on cpplib.h and cpphash.h.
4776 (scan-decls.o): Depend on gansidecl.h.
4778 * basic-block.h (free_regset_vector): Add prototype.
4780 * cccp.c (check_precompiled): Mark parameter `fname' with
4782 (do_assert): Likewise for `op' and `keyword'.
4783 (do_unassert): Likewise.
4784 (do_line): Likewise for `keyword'.
4785 (do_error): Likewise for `op' and `keyword'.
4786 (do_warning): Likewise.
4787 (do_ident): Likewise for `keyword'.
4788 (do_pragma): Likewise for `limit', `op' and `keyword'.
4789 (do_sccs): Likewise.
4790 (do_if): Likewise for `keyword'.
4791 (do_elif): Likewise.
4792 (do_else): Likewise.
4793 (do_endif): Likewise.
4795 * collect2.c (getenv): Remove redundant prototype.
4796 (collect_exit, collect_execute, dump_file): Likewise.
4797 (dump_list): Wrap prototype and definition in COLLECT_EXPORT_LIST.
4798 (dump_prefix_list): Hide prototype and definition.
4800 * sparc.c: Include toplev.h.
4801 (intreg_operand): Mark parameter `mode' with ATTRIBUTE_UNUSED.
4802 (symbolic_memory_operand): Likewise.
4803 (sp64_medium_pic_operand): Likewise.
4804 (data_segment_operand): Likewise.
4805 (text_segment_operand): Likewise.
4806 (splittable_symbolic_memory_operand): Likewise.
4807 (splittable_immediate_memory_operand): Likewise.
4808 (eq_or_neq): Likewise.
4809 (normal_comp_operator): Likewise.
4810 (noov_compare_op): Likewise.
4811 (v9_regcmp_op): Likewise.
4812 (v8plus_regcmp_op): Likewise.
4813 (extend_op): Likewise.
4814 (cc_arithop): Likewise.
4815 (cc_arithopn): Likewise.
4816 (small_int): Likewise.
4817 (uns_small_int): Likewise.
4818 (clobbered_register): Likewise.
4819 (legitimize_pic_address): Likewise.
4820 (delay_operand): Likewise.
4821 (sparc_builtin_saveregs): Remove unused variable `stdarg'.
4823 * sparc.h (order_regs_for_local_alloc, eligible_for_return_delay,
4824 sparc_issue_rate, v8plus_regcmp_p): Add prototypes.
4826 * sparc.md (cmpdi_v8plus): Add abort for default case in switch.
4828 * cppalloc.c: Include gansidecl.h.
4830 * cpperror.c: Include stdarg.h/varargs.h and gansidecl.h.
4831 (cpp_file_line_for_message): Mark parameter `pfile' with
4833 (v_cpp_message): New function.
4834 (cpp_message): Use it. Also convert to variable arguments.
4835 (cpp_fatal): Likewise.
4836 (cpp_pfatal_with_name): Constify parameter `name'.
4838 * cppexp.c: Move gansidecl.h before cpplib.h.
4839 * cpphash.c: Likewise.
4840 * cpphash.h (hashf, delete_macro): Add prototypes.
4842 * cpplib.c: Include stdarg.h/varargs.h and move gansidecl.h before
4843 cpplib.h. Don't include errno.h.
4844 (update_path): Add arguments to prototype.
4845 (cpp_fatal, cpp_file_line_for_message, cpp_message, delete_macro,
4846 cpp_print_containing_files): Remove redundant prototypes.
4847 (cpp_hash_cleanup, add_import, append_include_chain,
4848 make_assertion, path_include, initialize_builtins,
4849 initialize_char_syntax, finclude, validate_else, comp_def_part,
4850 lookup_import, redundant_include_p, is_system_include,
4851 read_name_map, read_filename_string, open_include_file,
4852 check_macro_name, compare_defs, compare_token_lists,
4853 eval_if_expression, change_newlines): Add prototype arguments.
4854 (hashf): Remove redundant prototype.
4855 (read_token_list, free_token_list, safe_read, xcalloc, savestring,
4856 conditional_skip, skip_if_group): Add prototype arguments.
4857 (fdopen): Remove redundant prototype.
4858 (do_define, do_line, do_include, do_undef, do_error, do_pragma,
4859 do_ident, do_if, do_xifdef, do_else, do_elif, do_endif, do_sccs,
4860 do_once, do_assert, do_unassert, do_warning): Add prototype arguments.
4861 (struct directive): Add prototype arguments to function pointer
4863 (handle_directive): Add missing arguments to call to `do_line'.
4864 (do_include): Mark parameters `unused1' and `unused2' with
4866 (do_line): Likewise for `keyword' and new parameters `unused1' and
4868 (do_error): Likewise for `keyword'.
4869 (do_warning): Likewise. Also add missing argument `pfile' in call
4871 (do_once): Mark parameter `keyword', `unused1' and `unused2' with
4873 (do_ident): Likewise for `keyword', `buf' and `limit'.
4874 (do_pragma): Likewise. Also add missing arguments in call to do_once.
4875 (do_sccs): Mark parameter `keyword', `buf' and `limit' with
4877 (do_if): Likewise for `keyword'.
4878 (do_elif): Likewise.
4879 (eval_if_expression): Likewise for `buf' and `length'.
4880 (do_xifdef): Likewise for `unused1' and `unused2'.
4881 (do_else): Likewise for `keyword', `buf' and `limit'.
4882 (do_endif): Likewise.
4883 (parse_name): Add missing argument `pfile' in call to cpp_pedwarn.
4884 (cpp_handle_options): Remove superfluous NULL argument in call to
4886 (cpp_handle_options): Likewise.
4887 (do_assert): Mark parameter `keyword', `buf' and `limit' with
4889 (do_unassert): Likewise.
4890 (cpp_print_file_and_line): Add missing argument `pfile' in call to
4891 cpp_file_line_for_message.
4892 (v_cpp_error): New function.
4893 (cpp_error): Use it. Also accept variable arguments.
4894 (v_cpp_warning): New function.
4895 (cpp_warning): Use it. Also accept variable arguments.
4896 (cpp_pedwarn): Accept variable arguments.
4897 (v_cpp_error_with_line): New function
4898 (cpp_error_with_line): Use it. Accept variable arguments.
4899 (v_cpp_warning_with_line): New function.
4900 (cpp_warning_with_line): Use it. Accept variable arguments. Hide
4902 (cpp_pedwarn_with_line): Accept variable arguments.
4903 (cpp_pedwarn_with_file_and_line): Likewise.
4904 (cpp_error_from_errno): Constify parameter `name'. Add missing
4905 argument `pfile' in call to cpp_file_line_for_message.
4906 (cpp_perror_with_name): Constify parameter `name'.
4908 * cpplib.h: Define PARAMS() in terms of PROTO().
4909 (fatal): Remove redundant prototype.
4910 (cpp_error, cpp_warning, cpp_pedwarn, cpp_error_with_line,
4911 cpp_pedwarn_with_line, cpp_pedwarn_with_file_and_line,
4912 cpp_error_from_errno, cpp_perror_with_name, cpp_pfatal_with_name,
4913 cpp_fatal, cpp_message, cpp_pfatal_with_name,
4914 cpp_file_line_for_message, cpp_print_containing_files): Add
4915 arguments to prototypes.
4916 (scan_decls, cpp_finish): Add prototypes.
4918 * cppmain.c: Include gansidecl.h.
4919 (main): Remove unused variable `i'.
4921 * dbxout.c: Include toplev.h.
4923 * demangle.h (do_tlink, collect_execute, collect_exit,
4924 collect_wait, dump_file, file_exists): Add prototype.
4926 * dwarf2out.c (dwarf_type_encoding_name, decl_start_label): Hide
4927 prototype and definition.
4928 (gen_unspecified_parameters_die): Don't assign results of call to
4929 function new_die() to unused variable `parm_die'.
4930 (dwarf2out_line): Mark parameter `filename' with ATTRIBUTE_UNUSED.
4931 (dwarf2out_define): Likewise for `lineno' and `buffer'.
4933 * dwarfout.c (output_unsigned_leb128, output_signed_leb128): Hide
4934 prototype and definition.
4935 (output_die): Add prototype arguments to function pointer arg.
4936 (output_unspecified_parameters_die): Mark parameter `arg' with
4939 * except.c (output_exception_table_entry): Remove unused variable
4942 * except.h (expand_fixup_region_start, expand_fixup_region_end):
4945 * expr.c (do_jump_by_parts_equality_rtx): Remove prototype.
4947 * expr.h (do_jump_by_parts_equality_rtx): Add prototype.
4949 * fix-header.c: Include stdarg.h/varargs.h, move gansidecl.h
4950 before cpplib.h, include cpphash.h, remove redundant prototype of
4951 cpp_fatal, don't define `const', add a prototype for `fatal'.
4952 (cpp_file_line_for_message): Add missing arguments `pfile'.
4953 (v_cpp_message): New function.
4954 (cpp_message): Use it.
4955 (v_fatal): New function.
4956 (fatal, cpp_fatal): Use it.
4957 (cpp_pfatal_with_name): Constify parameter `name'.
4959 * flow.c (free_regset_vector): Remove redundant prototype.
4961 * function.c (round_down): Wrap prototype and definition with
4962 macro ARGS_GROW_DOWNWARD.
4963 (record_insns): Wrap prototype and definition with
4964 defined (HAVE_prologue) || defined (HAVE_epilogue).
4966 * gansidecl.h (ATTRIBUTE_PRINTF_4, ATTRIBUTE_PRINTF_5): New macros.
4968 * gen-protos.c: Include gansidecl.h.
4969 (hashf): Don't make it static, constify parameter `name'.
4971 * genattrtab.c (check_attr_test): Change XEXP() to XSTR() to match
4972 specifier %s in calls to function `fatal'.
4974 * haifa-sched.c: Include toplev.h.
4975 (find_rgns): Remove unused variable `j'.
4977 * integrate.c (note_modified_parmregs): Mark parameter `x' with
4979 (mark_stores): Likewise.
4981 * jump.c (mark_modified_reg): Likewise.
4983 * output.h (insn_current_reference_address): Add prototype.
4984 (eh_frame_section): Likewise.
4986 * print-rtl.c: Include bitmap.h.
4988 * reload1.c (reload): Wrap variables `note' and `next' in macro
4989 PRESERVE_DEATH_INFO_REGNO_P.
4990 (forget_old_reloads_1): Mark parameter `ignored' with
4992 (choose_reload_regs): Remove unused variable `in'.
4993 (reload_cse_invalidate_mem): Mark parameter `ignore' with
4995 (reload_cse_check_clobber): Likewise.
4997 * rtl.h (expand_null_return, reg_classes_intersect_p): Add prototype.
4998 (mark_elimination): Fix typo in prototype.
5000 * scan-decls.c: Include gansidecl.h.
5002 * tree.h (using_eh_for_cleanups, supports_one_only): Add prototype.
5004 Mon May 18 22:37:33 1998 Jeffrey A Law (law@cygnus.com)
5006 * function.c (identify_blocks): Fix thinko when setting the
5007 block number for NOTE_INSN_BLOCK_END.
5009 Mon May 18 15:30:42 1998 Nick Clifton <nickc@cygnus.com>
5011 * config/v850/lib1funcs.asm: Add .text pseudo op to start of
5014 * config/v850/lib1funcs.asm: Fix .size pseudo ops to use three
5015 underscores for the prefixes to the names of the maths functions.
5017 * dbxout.c (dbxout_parms): Revert to using DECL_ARG_TYPE. Add
5018 comment explaining why.
5020 Mon May 18 13:20:23 1998 Richard Henderson <rth@cygnus.com>
5022 * tree.h (TYPE_SIZE_UNIT): New.
5023 (struct tree_type): Add size_unit member.
5024 * stor-layout.c (layout_type): Initialize it.
5025 * expr.c (get_inner_reference) [ARRAY_REF]: Use it.
5026 * tree.c (size_in_bytes, int_size_in_bytes): Likewise.
5028 Mon May 18 12:07:37 1998 Richard Earnshaw (rearnsha@arm.com)
5030 * stor-layout.c (layout_record): Fix off-by-one error when checking
5031 length of the TYPE_BINFO vector.
5033 Mon May 18 10:59:23 1998 Nick Clifton <nickc@cygnus.com>
5035 * dbxout.c (dbxout_parms): Use TREE_ARG to compute the type of a
5036 function parameter passed in memory.
5038 Mon May 18 09:02:09 1998 Robert Lipe <robertl@dgii.com>
5040 * dwarfout.h, dwarf2out.h, dbxout.h, sdbout.h: New files.
5041 Prototypes for externally used functions in respective C files.
5042 * dwarfout.c, dbxout.c, dwarf2out.c, sdbout.c, toplev,c,
5043 final.c: Include above files.
5044 * Makefile.in (toplev.o): Add dependency for above four headers.
5045 (final.o): Likewise.
5046 (dwarfout.o, dbxout.o, dwarf2out.o, sdbout.o): Depend on four
5047 respective header files.
5049 Mon May 18 01:23:33 1998 Jeffrey A Law (law@cygnus.com)
5051 * Makefile.in (TARGET_TOOLPREFIX): No longer define.
5052 (AR_FOR_TARGET, RANLIB_FOR_TARGET): Define to use versions in
5053 the build tree if they exist.
5054 (AR, AR_FLAGS, OLDAR, OLDAR_FLAGS, RANLIB, RANLIB_TEST): Update
5056 (objdir): Let configure substitute value.
5057 (FLOAT_H): Let configure select a pre-built version from the
5059 * build-make (INSTALL_TARGET, ALL): Disable, no longer needed.
5060 * configure.in: Substitute for objdir.
5062 * Makefile.in (build_canonical, host_canonical): Let configure
5063 substitute values for these variables.
5064 * configure.in: Substitute for build_canonical, host_canonical
5065 and target_subdir in generated Makefile.
5067 * output.h (find_basic_blocks): Declare.
5068 (free_basic_block_vars, set_block_num, life_analysis): Likewise.
5070 * Makefile.in (BISON): Use bison from the build tree if it exists.
5073 Mon May 18 00:08:19 1998 Nick Clifton <nickc@cygnus.com>
5075 * gcc.c (SWITCH_CURTAILS_COMPILATION): Definition.
5076 (DEFAULT_SWITCH_CURTAILS_COMPILATION): True for options -S and -c.
5077 (process_command): If HAVE_EXECUTABLE_SUFFIX is defined then scan
5078 command line arguments to see if an executable is not being
5079 created, and if so - do not append the suffix.
5081 * tm.texi (SWITCH_CURTAILS_COMPILATION): Add description of new
5084 Sun May 17 23:59:45 1998 John Wehle (john@feith.com)
5086 * i386.h (ALIGN_DFmode): Delete.
5087 (CONSTANT_ALIGNMENT): Define.
5088 * varasm.c (force_const_mem): Use it.
5090 Sun May 17 19:31:05 1998 Richard Henderson <rth@cygnus.com>
5092 * alpha.c (alpha_emit_conditional_branch): Clear cmp_code after
5093 using it with swap_condition, not before.
5095 Sun May 17 13:44:32 1998 Jim Wilson <wilson@cygnus.com>
5097 * alias.c (mode_alias_check): Delete.
5098 (true_dependence, anti_dependence, output_dependence): Revert April 21
5101 Sun May 17 08:45:21 1998 Krister Walfridsson <cato@df.lth.se>
5103 * toplev.c (output_lang_identify): Enable prototype and definition.
5105 Sun May 17 01:12:27 PDT 1998 Jeff Law (law@cygnus.com)
5107 * version.c: Bump for snapshot.
5109 Sat May 16 23:20:32 1998 Richard Henderson <rth@cygnus.com>
5111 * alpha/osf.h (HAVE_STAMP_H): Define.
5113 * alpha/netbsd.h, alpha/netbsd-elf.h: New files.
5114 * configure.in (alpha*-*-netbsd*): New.
5115 Based on patches from Paul H. Anderson <pha@pdq.com>.
5117 * configure.in (alpha*-*-linux-*): Kill xm_defines.
5118 (alpha*-*-linux-gnulibc1*) [fixincludes]: Define.
5119 * alpha/xm-linux.h: Remove file.
5121 Sat May 16 18:32:45 1998 Doug Evans <devans@canuck.cygnus.com>
5123 * dbxout.c (dbxout_parms): If mode of type of parameter living
5124 in memory doesn't match mode of DECL_RTL, make big endian correction.
5126 Fri May 15 21:40:06 1998 John Wehle (john@feith.com)
5128 * i386.md (movdi-1, movdi): Rewrite based on SI move patterns.
5130 Fri May 15 18:55:22 1998 Jason Merrill <jason@yorick.cygnus.com>
5132 * tree.h (BINFO_SIZE, TYPE_BINFO_SIZE): New macros.
5133 * stor-layout.c (layout_record): Set it.
5135 Fri May 15 18:49:30 1998 Mark Mitchell <mmitchell@usa.net>
5137 * toplev.c (rest_of_compilation): Don't defer nested functions.
5139 Fri May 15 17:42:52 1998 Bob Manson <manson@charmed.cygnus.com>
5141 * config/rs6000/rs6000.c (rs6000_stack_info): Align the stack bottom
5142 to an 8-byte boundary if info_ptr->fpmem_p.
5144 Fri May 15 17:36:11 1998 Bill Moyer <ttk@cygnus.com>
5146 * loop.c (basic_induction_var): Added test preventing
5147 CCmode parameter passed to convert_modes().
5149 Fri May 15 17:26:18 1998 Alexandre Petit-Bianco <apbianco@cygnus.com>
5151 * expr.c (expand_expr, case EXPR_WITH_FILE_LOCATION): Save/restore
5152 input_filename and lineno around expand_expr call. Set them to values
5153 in WFL before expand_expr call.
5155 Fri May 15 12:44:57 1998 Benjamin Kosnik <bkoz@rhino.cygnus.com>
5157 * stor-layout.c (set_sizetype): Set TYPE_NAME on bitsizetype.
5159 Fri May 15 07:20:03 1998 Mark Mitchell <mmitchell@usa.net>
5161 * fold-const.c (constant_boolean_node): New function.
5164 Fri May 15 11:21:16 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
5166 * sh.c (gen_shl_and): Don't sign extend constant for kind two.
5167 Abort if trying to split kind 3 or 4 outside of combine.
5169 Fri May 15 01:47:37 1998 Jeffrey A Law (law@cygnus.com)
5171 * mips.c (print_operand, case 'x'): Use HOST_WIDE_INT_PRINT_HEX.
5173 Fri May 15 01:42:45 1998 Mumit Khan <khan@xraylith.wisc.edu>
5175 * objc/Make-lang.in (OBJC_O): Add missing exeext.
5176 (libobjc.a, runtime-info.h): Likewise.
5178 Fri May 15 01:29:39 1998 John Wehle (john@feith.com)
5180 * i386.h (DATA_ALIGNMENT): Define.
5182 Fri May 15 05:35:37 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
5184 * reload1.c (delete_output_reload): Ignore single USE that
5185 was emitted for the pseudo use of this INSN.
5186 If the no reference to REG between OUTPUT_RELOAD_INSN and INSN
5187 remains, we can always delete OUTPUT_RELOAD_INSN.
5189 Thu May 14 18:38:50 1998 Jim Wilson <wilson@cygnus.com>
5191 * reload.c (find_reloads): Don't penalize SCRATCH output reload.
5193 Thu May 14 15:10:30 1998 Jeffrey A Law (law@cygnus.com)
5195 * Makefile.in (expr.o): Remove dependency on deleted modemap.def file.
5197 Thu May 14 16:30:47 EDT 1998 Andrew MacLeod <amacleod@cygnus.com>
5199 * eh-common.h: New file for basic EH data structures.
5200 * except.h: Various prototypes and structures for NEW_EH_MODEL
5201 * function.h (struct function): Add a struct eh_stack for the catch
5203 * except.c (gen_exception_label): New function to generate an
5205 (push_eh_entry): Use gen_exception_label() and init 'label_used' field.
5206 (push_entry): New function to push an existing entry onto a stack.
5207 (receive_exception_label): New function to emit the code required
5208 at the start of all catch blocks.
5209 (struct func_eh_entry): New structure for maintaining handlers
5210 associated with EH regions.
5211 (new_eh_region_entry): New function to register an EH region.
5212 (add_new_handler): New function to register a handler with a region.
5213 (get_new_handler): Creates anew handler entry for registering.
5214 (find_func_region): New function to convert a NOTE eh region number
5215 to an Eh region index.
5216 (get_first_handler): New function to get the first handler in a region.
5217 (clear_function_eh_region): New function to release memory.
5218 (duplicate_handlers): New function to duplicate a list of handlers.
5219 (expand_eh_region_end): Create a new region entry node as well.
5220 (expand_leftover_cleanups): Call receive_exception_label() and
5221 register the cleanup as a handler to the current region.
5222 (expand_start_catch): New function to start a catch clause.
5223 (expand_end_catch): New function to end a catch clause.
5224 (expand_start_all_catch): restructure to not do the equivilent of
5225 what expand_start_catch() does now. Push the exception region being
5226 handled onto the catch stack.
5227 (output_exception_table_entry): Issue an entry for each handler
5228 associated with a region.
5229 (set_exception_lang_code): New function for setting the language code.
5230 (set_exception_version_code): New function to set the version number.
5231 (output_exception_table): Output version and language codes.
5232 (find_exception_handler_labels): Find handler labels using new scheme.
5233 (is_exception_handler_label): New function, returns 1 if label is
5234 present as a handler in some exception region.
5235 (check_exception_handler_labels): Use the new scheme.
5236 (init_eh_for_function): Initialize the catch stack.
5237 (save_eh_status): Save the catch stack.
5238 (restore_eh_status): Restore the catch stack.
5239 (scan_region): Don't remove unreferenced handler label. Flow does it.
5240 (get_reg_for_handler): New function to get the eh_context pointer
5242 (expand_builtin_eh_stub): Changes required for NEW_EH_MODEL only.
5243 * final.c (final_scan_insn): With NEW_EH_MODEL, add EH table
5244 entry when processing END region rather that START region.
5245 * flow.c (find_basic_blocks_1): Find all potential handler regions
5246 now that we don't automatically know what the labels might be.
5247 Let scan_region() remove unreferenced EH BEGIN/END labels.
5248 * integrate.c (get_label_from_map): Put inlined labels onto the
5249 permanent obstack since we dont know which ones might be exception
5251 (save_for_inline_copying): Make new copies of all the handlers.
5252 (expand_inline_function): Make new copies of all the handlers.
5253 * libgcc2.c: Remove local struct decls, and include eh-common.h.
5254 (find_exception_handler): With NEW_EH_MODEL the first matching
5255 region we find is the right one. Add eh_info as a new parameter.
5256 (__throw): Pass eh_info to find_exception_handler. Set handler
5257 and pass use different regs under NEW_EH_MODEL.
5259 Thu May 14 12:58:21 1998 Jim Wilson <wilson@cygnus.com>
5261 * i960.h (hard_regno_mode_ok): Changed to function from array of
5263 (HARD_REGNO_MODE_OK): Call function instead of testing bit.
5264 * i960.c (hard_regno_mode_ok): Changed to function from array of
5267 Thu May 14 08:41:46 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
5269 * reload.c (remove_replacements): New function.
5270 * reload.h (remove_replacements): Declare.
5271 * reload1.c (choose_reload_regs): Disable some reloads that
5272 belong to inherited reloads.
5274 Thu May 14 02:17:17 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
5276 * loop.c (scan_loop): Don't call move_moveables for optimize_size.
5278 * reload1.c (merge_assigned_reloads): When merging, reset
5279 reload_spill_index for the eliminated reload.
5281 Wed May 13 17:51:13 1998 Jeffrey A Law (law@cygnus.com)
5283 * haifa-sched.c (schedule_insns): Fix merge goof.
5285 1998-05-13 Jim Wilson <wilson@cygnus.com>
5287 * varasm.c (make_decl_rtl): Revert April 1 change.
5288 * alpha/alpha.h, alpha/win-nt.h, arm/arm.h, i386/unix.h, i960/i960.h,
5289 m68k/linux.h, pa/pa.h, sparc/sparc.h, vax/vax.h (ASM_OUTPUT_MI_THUNK):
5290 Get function name from the SYMBOL_REF in the DECL_RTL, not from
5291 DECL_ASSEMBLER_NAME.
5292 * i386/winnt.c (gen_stdcall_suffix): Comment for questionable use of
5293 DECL_ASSEMBLER_NAME.
5295 Wed May 13 13:09:19 1998 Jim Wilson <wilson@cygnus.com>
5297 * i386.c (notice_update_cc, output_float_compare): Disable
5298 TARGET_CMOVE support.
5300 Wed May 13 15:28:59 1998 Michael Meissner <meissner@cygnus.com>
5301 Jeff Law <law@cygnus.com>
5303 * rtlanal.c (find_reg_note): Ignore notes that are not on on
5305 (find_regno_note): Likewise.
5307 * Makefile.in (stor-layout.o): Depend on except.h
5308 (varasm.o, function.o): Likewise.
5309 (expr.o): Depend on except.h, modemap.def and hard-reg-set.h.
5311 * Makefile.in (HOST_RTL): Add $(HOST_PREFIX)bitmap.o.
5312 (rtl.o, emit-rtl.o): Add dependency on bitmap.h.
5313 ($(HOST_PREFIX_1)rtl.o): Likewise.
5314 ($(HOST_PREFIX_1)bitmap.o): New host object.
5315 * emit-rtl.c (toplevel): Include bitmap.h.
5316 (gen_rtx): Handle 't' and 'b' nodes.
5317 * print-rtl.c (print_rtx): Handle printing NOTE_INSN_LIVE notes.
5318 Print block number for block begin/end notes. Print 't' type
5319 nodes as a pointer. Know that the 3rd argument of live range
5320 start/stop notes is really a range_info rtx. If type is 'b', print
5321 out argument as a bitmap.
5322 * rtl.c: Include bitmap.c.
5323 (copy_rtx): Copy tree nodes as is. Copy bitmaps if type is 'b'.
5324 (note_insn_name): Add NOTE_INSN_RANGE_{START,END}, NOTE_INSN_LIVE.
5325 * rtl.def (RANGE_LIVE): New node to hold live information while we
5326 recalculate the basic blocks.
5327 (RANGE_REG, RANGE_INFO): New rtl types for live range splitting.
5328 (RANGE_VAR): New node, to hold information saved in symbol node for New
5329 communicating live range information to the debug output functions.
5330 * rtl.h (rtunion_def): Add rttree and rtbit fields.
5331 (XBITMAP, XTREE): New accessor macros.
5332 (NOTE_LIVE_INFO): Overload NOTE_SOURCE_FILE for NOTE_INSN_LIVE notes.
5333 (NOTE_RANGE_INFO): Similarly for NOTE_INSN_RANGE_{START,END} notes.
5334 (NOTE_BLOCK_LIVE_RANGE_BLOCK): Define.
5335 (NOTE_INSN_RANGE_START, NOTE_INSN_RANGE_END, NOTE_INSN_LIVE): New notes.
5336 (RANGE_LIVE_{BITMAP,ORIG_BLOCK}): New accessor macros.
5337 (RANGE_REG_{SYMBOL,BLOCK}_NODE, RANGE_VAR_*): New accessor macros.
5338 (RANGE_INFO_*): Likewise.
5339 * sched.c (sched_analyze): Keep live range start/stop notes.
5340 (unlink_other_notes): Likewise.
5341 * haifa-sched.c (sched_analyze): Keep live range start/stop notes.
5342 (unlink_other_notes): Likewise.
5343 * tree.h (BLOCK_LIVE_RANGE_{START,END,VAR_FLAG}): New accessor macros.
5344 (BLOCK_LIVE_RANGE_FLAG): Likewise.
5345 (DECL_LIVE_RANGE_RTL): Likewise.
5346 (struct tree_block): Add live_range_flag, live_range_var_flag,
5347 live_range_start and live_range_end.
5348 (struct tree_decl): Add live_range_rtl field.
5349 * gengenrtl.c (type_from_format): Handle 'b' and 't'.
5350 (accessor_from_format): Likewise.
5352 * haifa-sched.c (schedule_block): Make verbose output line up.
5353 Also add a blank line in printing the individual ready lists.
5355 Wed May 13 15:43:44 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5357 * Makefile.in (c-lang.o): Depend on c-tree.h, c-lex.h and toplev.h.
5358 (c-lex.o): Depend on output.h.
5359 (c-common.o): Likewise.
5361 (calls.o): Likewise.
5362 (integrate.o): Depend on toplev.h.
5363 (regclass.o): Depend on output.h.
5364 (final.o): Depend on reload.h.
5366 * c-common.c: Include output.h.
5367 (check_format_info): Remove unused variable `integral_format'.
5369 * c-decl.c (print_lang_decl): Mark parameters `file', `node' and
5370 `indent' with ATTRIBUTE_UNUSED.
5371 (print_lang_type): Likewise.
5372 (maybe_build_cleanup): Likewise for parameter `decl'.
5373 (copy_lang_decl): Likewise for parameter `node'.
5375 * c-lang.c: Include c-tree.h, c-lex.h and toplev.h.
5376 (lang_print_xnode): Mark parameters `file', `node' and `indent'
5377 with ATTRIBUTE_UNUSED.
5378 (lookup_interface): Likewise for parameter `arg'.
5379 (is_class_name): Likewise.
5380 (maybe_objc_check_decl): Likewise for parameter `decl'.
5381 (maybe_objc_comptypes): Likewise for parameters `lhs', `rhs' and
5383 (maybe_objc_method_name): Likewise for parameter `decl'.
5384 (build_objc_string): Likewise for parameters `len' and `str'.
5386 * c-lex.c: Include output.h.
5388 * c-lex.h (position_after_white_space): Correct typo in prototype.
5390 * c-tree.h (finish_file, c_expand_start_cond, c_expand_start_else,
5391 c_expand_end_cond, init_iterators): Add prototypes.
5393 * caller-save.c (set_reg_live): Mark parameters `reg' and `setter'
5394 with ATTRIBUTE_UNUSED.
5396 * calls.c: Include output.h.
5398 * cccp.c (pipe_closed): Mark parameter `signo' with
5401 * combine.c: Move inclusion of expr.h to after insn-config.h.
5403 * iris6.h (ASM_IDENTIFY_GCC, ASM_IDENTIFY_LANGUAGE): Don't define
5404 as empty, rather define as ((void)0).
5406 * sparc.c (sparc_check_64): Add braces around ambiguous `else'.
5407 Add parentheses around assignment used as truth value.
5409 * cplus-dem.c (squangle_mop_up): Change return type to void.
5410 (internal_cplus_demangle): Remove unused parameter `options'.
5411 All callers changed.
5412 (cplus_demangle_opname): Remove function wide variable `int i' and
5413 replace with `size_t i' at each location where it is used.
5414 (cplus_demangle_opname): change type of `i' from int to size_t.
5416 * cppexp.c (right_shift): Mark parameter `pfile' with
5419 * cpphash.c (cpp_lookup): Likewise.
5420 (cpp_hash_cleanup): Likewise.
5422 * cpplib.c (parse_name): Add a prototype and make it static.
5423 (null_underflow): Mark parameter `pfile' with ATTRIBUTE_UNUSED.
5424 (null_cleanup): Likewise for parameters `pbuf' and `pfile'.
5425 (macro_cleanup): Likewise for parameter `pfile'.
5426 (file_cleanup): Likewise.
5428 * cpplib.h (cpp_reader_init, cpp_options_init, cpp_start_read,
5429 cpp_read_check_assertion, skip_rest_of_line): Add prototypes.
5431 * crtstuff.c (force_to_data, __CTOR_LIST__, force_to_data,
5432 __DTOR_END__, __FRAME_END__): Mark with ATTRIBUTE_UNUSED.
5434 * cse.c (cse_check_loop_start): Mark parameter `set' with
5437 * dbxout.c (flag_minimal_debug, have_used_extensions,
5438 source_label_number): Move inside macro wrapper check against
5439 defined (DBX_DEBUGGING_INFO) || defined (XCOFF_DEBUGGING_INFO).
5441 * dwarf2out.c (gen_entry_point_die): Hide prototype and definition.
5443 * except.h (doing_eh): Provide prototype.
5445 * expr.c: Move inclusion of expr.h to after insn-config.h.
5447 * final.c: Include reload.h.
5448 (shorten_branches): Cast the first argument of bzero to char *.
5450 * fix-header.c (cpp_print_containing_files): Mark parameter
5451 `pfile' with ATTRIBUTE_UNUSED.
5452 (cpp_fatal): Likewise.
5454 * flow.c (find_basic_blocks_1): Cast the first argument of bzero
5457 * genattrtab.c (make_length_attrs): Change the type of variable
5458 `i' from int to size_t.
5459 (zero_fn): Mark parameter `exp' with ATTRIBUTE_UNUSED.
5462 * genextract.c (main): When generating insn-extract.c, mark
5463 variable `junk' with ATTRIBUTE_UNUSED.
5465 * gengenrtl.c (gencode): When generating genrtl.c, cast the first
5466 argument of bzero to char*.
5468 * integrate.c: Include toplev.h.
5470 * libgcc2.c: Wrap `struct exception_table' and
5471 `find_exception_handler' in macro DWARF2_UNWIND_INFO.
5473 * objc/Make-lang.in (objc-act.o): Depend on toplev.h.
5475 * objc/objc-act.c: Include toplev.h.
5476 (lang_print_xnode): Mark parameters `file', `node' and `indent'
5477 with ATTRIBUTE_UNUSED.
5478 (finish_protocol): Likewise for parameter `protocol'.
5480 * output.h (declare_weak): Add prototype.
5481 (decode_reg_name): Don't wrap with TREE_CODE macro.
5482 (assemble_alias): Add prototype.
5484 * regclass.c: Include output.h.
5486 * reload.h (reloads_conflict): Add prototype.
5488 * rtl.h (print_rtl_single, mark_elimiation, reg_class_subset_p,
5489 output_func_start_profiler): Add prototypes.
5491 * rtlanal.c (reg_set_p_1): Mark parameters `x' and `pat' with
5494 * scan-decls.c: Include scan.h.
5496 * scan.h (recognized_function, recognized_extern): Add prototypes.
5498 * stmt.c: Include output.h.
5500 * toplev.c (error_for_asm, warning_for_asm): Remove prototypes.
5501 (output_lang_identify): Hide prototype and definition.
5502 (float_signal): Mark parameter `signo' with ATTRIBUTE_UNUSED.
5503 (pipe_closed): Likewise.
5505 * toplev.h (count_error, strip_off_ending, error_for_asm,
5506 warning_for_asm): Add prototypes.
5508 Wed May 13 12:54:19 1998 Michael Meissner <meissner@cygnus.com>
5510 * toplev.c (rest_of_compilation): "Charge" final for any time
5511 doing various cleanup operations after finishing compilation
5514 * flow.c (dump_flow_info): Also print number of sets and
5515 whether or not the pseudo is a user variable.
5517 * flow.c (reg_n_max): New global variable.
5518 * regclass.c (allocate_reg_info): Keep reg_n_max up to date.
5519 Delete regno_max variable.
5520 * regs.h (REG_N_CHECK): Define.
5521 (REG_N_REFS, REG_N_SETS, REG_N_DEATHS): Use REG_N_CHECK.
5522 (REG_N_CHANGES_SIZE, REG_N_CALLS_CROSSED, REG_LIVE_LENGTH): Likewise.
5523 (REGNO_FIRST_UID, REGNO_LAST_UID, REGNO_LAST_NOTE_UID): Likewise.
5525 Wed May 13 12:54:19 1998 Martin von Loewis <martin@mira.isdn.cs.tu-berlin.de>
5527 * acconfig.h (ENABLE_CHECKING): Undefine.
5528 * configure.in (--enable-checking): New option.
5530 Wed May 13 08:52:08 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
5532 * reload1.c (merge_assigned_reloads): Can merge
5533 RELOAD_FOR_INPUT_ADDRESS and RELOAD_FOR_OTHER_ADDRESS even
5534 if RELOAD_FOR_INPUT with the same reload_reg_rtx is present.
5536 Tue May 12 20:05:57 1998 Jim Wilson <wilson@cygnus.com>
5538 * collect2.c (main): Ignore do_collecting when COLLECT_EXPORT_LIST.
5540 Wed May 13 03:23:45 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
5542 * reload1.c (gen_reload): Create REG_EQUIV notes.
5544 Tue May 12 22:21:07 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
5546 * reload1.c (reload): Fix check for USEs to use code of pattern.
5547 (choose_reload_regs): Remove dead variable use_insn.
5549 Tue May 12 14:04:49 1998 Jeffrey A Law (law@cygnus.com)
5551 * pa.h (DBX_CONTIN_LENGTH): Reduce to 3000 bytes.
5553 Tue May 12 15:16:02 1998 Michael Meissner <meissner@cygnus.com>
5555 * haifa-sched.c (HAIFA_INLINE): Define to be __inline unless
5557 (find_insn_{,mem_}list): Use HAIFA_INLINE, not __inline.
5558 (insn_{unit,issue_delay}): Ditto.
5559 (blockage_range): Ditto.
5560 (actual_hazard{,_this_instance}): Ditto.
5561 (schedule_unit): Ditto.
5562 (potential_hazard): Ditto.
5565 (queue_insn): Ditto.
5566 (birthing_insn_p): Ditto.
5567 (adjust_priority): Ditto.
5568 (get_block_head_tail): Ditto.
5569 (init_rgn_data_dependences): Ditto.
5571 Tue May 12 10:27:54 1998 Klaus Kaempf <kkaempf@progis.de>
5573 * alpha/vms.h (COMMON_ASM_OP, ASM_OUTPUT_ALIGNED_COMMON): Define.
5575 Tue May 12 11:44:14 1998 Gavin Koch <gavin@cygnus.com>
5577 * config/mips/mips.h (ASM_OUTPUT_ALIGN): Remove trailing semi-colon.
5579 Tue May 12 11:38:31 1998 Gavin Koch <gavin@cygnus.com>
5581 * config/mips/mips.md (dslot): Move after definition of "cpu"
5582 attribute. Handle r3900 case.
5584 Tue May 12 10:21:36 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5586 * system.h: Define the STRINGIFY macro here.
5587 * protoize.c: Not here.
5588 * gengenrtl.c (DEF_RTL_EXPR): Use the STRINGIFY macro.
5590 Tue May 12 00:47:33 1998 John Wehle (john@feith.com)
5592 * varasm.c (assemble_variable): Compute the alignment of the data
5593 earlier so that both initialized and uninitialized variables are
5594 effected by DATA_ALIGNMENT.
5595 * tm.texi (DATA_ALIGNMENT): Updated appropriately.
5597 Mon May 11 19:57:58 1998 Jeffrey A Law (law@cygnus.com)
5599 * mips.c: Prototype static functions.
5601 Mon May 11 17:43:03 1998 Jim Wilson <wilson@cygnus.com>
5603 * regmove.c (fixup_match_2, find_matches, regmove_profitable):
5604 Add explanatory comments.
5606 * sparc.h (SPARC_INCOMING_INT_ARG_FIRST): Support TARGET_FLAT.
5608 Mon May 11 17:24:27 1998 Richard Henderson <rth@cygnus.com>
5610 * sparc.md (ffsdi2): Disable. Simplify the expression as well.
5612 Mon May 11 13:30:44 1998 Jim Wilson <wilson@cygnus.com>
5614 * varasm.c (make_decl_rtl): Disable April 1 change.
5616 Mon May 11 09:14:41 1998 Richard Henderson <rth@cygnus.com>
5618 * configure.in (alpha-*-linux-gnu): Undo lossage from gcc2 merge.
5620 Mon May 11 08:24:18 1998 Richard Henderson <rth@cygnus.com>
5622 * alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Add '`'.
5623 * alpha.c (print_operand): Handle it.
5624 * alpha.md (fix_truncdfsi2, fix_truncsfsi2): New patterns and
5625 related define_splits. Also add peepholes for SImode reload
5626 plus sign_extend lossage.
5628 Mon May 11 09:33:10 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5630 * genattr.c: Include stdarg.h/varargs.h. Change function
5631 `fatal' to use variable arguments instead of faking it with
5632 integer parameters. Provide a prototype which also
5633 checks the format specifiers using ATTRIBUTE_PRINTF_1.
5635 * genattrtab.c: Likewise.
5636 * gencodes.c: Likewise.
5637 * genconfig.c: Likewise.
5638 * genemit.c: Likewise.
5639 * genextract.c: Likewise.
5640 * genflags.c: Likewise.
5641 * genopinit.c: Likewise.
5642 * genpeep.c: Likewise.
5643 * genrecog.c: Likewise.
5644 * genoutput.c: Likewise. Similarly for function `error'.
5646 Sun May 10 02:27:03 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5648 * acconfig.h (HAVE_VOLATILE): Insert stub for autoconf.
5649 * alocal.m4 (GCC_C_VOLATILE): New autoconf test.
5650 * configure.in: Use GCC_C_VOLATILE.
5651 * system.h (volatile): Define as empty if no volatile support is
5654 Sun May 10 01:21:43 1998 Jeffrey A Law (law@cygnus.com)
5656 * genemit.c (output_add_clobbers): Removed unused variable 'i' from
5659 Sat May 9 02:02:15 1998 Richard Henderson <rth@cygnus.com>
5661 * loop.c (get_condition): Don't combine when either compare is MODE_CC.
5662 * alpha.c (alpha_emit_conditional_branch): New function. Taken from
5663 the body of beq; additionally set the mode of the branch to CCmode for
5664 FP compares and not fast_math.
5665 (alpha_emit_conditional_move): Always use a compare insn for FP
5666 when not fast_math, as well as setting CCmode on the cmov.
5667 * alpha.md (beq, bne, blt, et al): Call alpha_emit_conditional_branch.
5669 * machmode.h (COMPLEX_MODE_P): New macro.
5671 Sat May 9 01:53:23 1998 Richard Henderson <rth@cygnus.com>
5673 * haifa-sched.c (print_exp): Fix typo.
5675 Fri May 8 21:48:50 PDT 1998 Jeff Law (law@cygnus.com)
5677 * version.c: Bump for snapshot.
5679 Fri May 8 18:23:08 1998 Michael Meissner <meissner@cygnus.com>
5681 * final.c (final_scan_insn): Call fatal_insn instead of abort if
5682 we could not split an insn when required to.
5684 * m32r.md ({add,sub}di3): Add define_splits and appropriate low
5686 (peepholes): Disable peepholes that call dead_or_set_p.
5687 (movsi): Rewrite to handle addresses better after last change.
5688 Add define_split to split load of addresses in large/medium modes.
5689 (prologue): Call m32r_expand_prologue.
5690 (movsi_{push,pop}): Generators for push/pop.
5691 (movsi): Support PRE_{INC,DEC}, POST_INC.
5692 (mov{di,df}): Rewrite. Always split the insns.
5693 (movsf): Add define_split to get register load in correct mode.
5694 (cmp_ne_small_const_insn): Use 'N' instead of 'S' constraint.
5695 (attributes): Rewrite attributes so that type indicates both the
5696 type and the length of the insn directly.
5697 (all insns): Change to use new type attributes.
5698 (debug): New attribute to convey whether -mdebug was used.
5699 (opt_space): New attribute to convey whether -Os was used.
5700 (function units): Loads are 3 cycles, not 2. Better classify all
5701 insns into short/long.
5702 (load/store/extend insns): Add separate case for load/store
5703 indirect operations without an offset.
5704 (divsi3): Division is a long operation, not short.
5706 * m32r.h (LEGITIMATE_LO_SUM_ADDRESS_P): Do not allow LO_SUM for
5708 (GO_IF_MODE_DEPENDENT_ADDRESS): LO_SUM is now mode dependent.
5709 (CONST_OK_FOR_LETTER_P): Make 'N' handle reverse 8 bit compares.
5710 (EXTRA_CONSTRAINT): Remove 'S' special support. Add 'U' for
5711 operands with PRE_{INC,DEC}, POST_INC.
5712 (FUNCTION_PROFILER): Call abort instead of doing nothing.
5713 (GO_IF_LEGITIMATE_ADDRESS): Allow PRE_{INC,DEC}, POST_INC of
5715 (gen_split_move_double): Declare.
5716 (EXTRA_CONSTRAINT): Add 'T' for memory reference with no offset.
5718 * m32r.c (gen_split_move_double): Fix typo. Also, don't call
5719 emit_move_insn, build up SET's directly.
5720 (toplevel): Include system.h, not stdio.h.
5721 (move_double_src_operand): Allow any DF or DI mode constant.
5722 (gen_split_move_double): Split moves of DI or DF values into the
5723 appropriate moves, loads, or stores. Don't handle use of auto
5724 inc/dec if using dead index. Do handle overlapping moves, etc.
5725 (m32r_frame_info): Remove prologue_size field.
5726 (m32r_compute_frame_size): Don't calculate prologue size.
5727 (m32r_output_function_prologue): Change to pretty much a NOP.
5728 (m32r_expand_prologue): Expand prologue as a series of INSNs.
5729 (m32r_print_operand): Add support for PRE_{INC,DEC}, POST_INC.
5730 (m32r_print_operand_address): Ditto.
5732 Fri May 8 14:13:21 1998 H.J. Lu (hjl@gnu.org)
5734 * reload1.c (emit_reload_insns): When performing expensive
5735 optimizations, do not output the last reload insn if OLD is
5736 not the dest of NSN and is in the src and is clobbered by INSN.
5738 Fri May 8 09:47:29 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5740 * Makefile.in (genrtl.o): Depend on system.h.
5741 * gengenrtl.c (gencode): When creating genrtl.c, have it
5744 Fri May 8 10:57:33 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
5746 * config/m68k/t-linux: Remove extra stuff already included in
5749 Fri May 8 09:53:24 Paul Eggert <eggert@twinsun.com>
5751 * fixinc.wrap: Renamed from fixinc.math. Put wrapper around
5752 curses.h if it contains `typedef char bool;', as suggested by
5753 Manfred Hollstein <manfred@s-direktnet.de>.
5755 * configure.in: Rename fixinc.math to fixinc.wrap.
5757 Thu May 7 19:26:34 1998 Jim Wilson <wilson@cygnus.com>
5759 * gcc.c (read_specs): Handle missing blank line at end of specs file.
5761 * i386.md (movsicc, movhicc, movsicc_1, movhicc_1, movsfcc_1,
5762 movdfcc_1): Disable.
5764 Thu May 7 15:39:14 1998 Jim Wilson <wilson@cygnus.com>
5766 * configure.in (enable_threads): Rename to enable_threads_flag before
5767 main loop. Set enable_threads to enable_threads_flag inside main
5770 Thu May 7 17:38:03 1998 Michael Meissner <meissner@cygnus.com>
5772 * r6000/eabi.asm (__eabi): Restore LR in case __eabi is called
5775 Thu May 7 14:26:05 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5777 * aclocal.m4 (GCC_FUNC_VFPRINTF_DOPRNT): New macro.
5779 * configure.in: Add a call to GCC_FUNC_VFPRINTF_DOPRNT.
5780 (AC_CHECK_HEADERS): Remove unused check for varargs.h,sys/varargs.h.
5781 (AC_CHECK_FUNCS): Remove unused check for vprintf.
5783 * Makefile.in: Add support for linking in vfprintf.c and doprint.c.
5784 (cccp.o): Depend on gansidecl.h.
5787 * cccp.c: Convert from using PRINTF_ALIST/PRINTF_DCL to VPROTO as
5788 per the rest of gcc source.
5789 * cexp.y: Likewise. Include gansidecl.h and remove all code made
5792 * cccp.c: Remove checks for HAVE_VPRINTF and the associated code
5793 used when vfprintf is missing.
5796 * genattrtab.c: Likewise.
5797 * mips-tfile.c: Likewise.
5798 * toplev.c: Likewise.
5800 * vfprintf.c: New file.
5801 * doprint.c: New file.
5803 Thu May 7 10:18:41 1998 Jeffrey A Law (law@cygnus.com)
5805 * config/linux.h (ASM_COMMENT_START): Remove from here,
5806 * config/linux-aout.h (ASM_COMMENT_START): and here,
5807 * config/i386/linux.h (ASM_COMMENT_START): to here,
5808 * config/i386/linux-aout.h (ASM_COMMENT_START): and here.
5809 * config/i386/linux-oldld.h (ASM_COMMENT_START): Define
5812 Thu May 7 10:55:59 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
5814 * config/m68k/m68k.md (adddi3, subdi3): Properly negate the DImode
5817 Wed May 6 22:32:37 CDT 1998 Robert Lipe <robertl@dgii.com>
5819 * Makefile.in (dwarfout.o) Add toplev.h dependency.
5820 * dwarfout.c, i386.c: Include toplev.h
5821 * toplev.h: (pfatal_with_name) Add prototype.
5823 Wed May 6 19:02:29 1998 Jason Merrill <jason@yorick.cygnus.com>
5825 * Makefile.in: Fix .SUFFIXES.
5827 Wed May 6 19:31:32 1998 Alan Modra <alan@spri.levels.unisa.edu.au>
5829 * config/linux.h (ASM_COMMENT_START): Define as "#".
5830 * config/linux-aout.h (ASM_COMMENT_START): Likewise.
5832 Wed May 6 15:51:39 1998 Jim Wilson <wilson@cygnus.com>
5834 * objc/Make-lang.h (objc-parse.o): Add toplev.h dependency.
5835 * objc/objc-parse.y, objc/objc-parse.c: Regenerate.
5837 * toplev.c: Include toplev.h.
5838 * Makefile.in (c-common.o, c-convert.o, c-decl.o, c-iterate.o,
5839 c-lex.o, c-parse.o, c-pragma.o, c-typeck.o, calls.o, convert.o,
5840 dwarf2out.o, except.o, expr.o, final.o, fold-const.o, function.o,
5841 hash.o, profile.o, real.o, reg-stack.o, regclass.o, reload.o,
5842 reload1.o, stmt.o, stor-layout.o, tlink.o, tree.o, varasm.o): Add
5843 toplev.h dependency.
5845 * mips/mips.c (save_restore_insns): Change FRAME_POINTER_REGNUM to
5846 HARD_FRAME_POINTER_REGNUM.
5848 * expr.c (target_temp_slot_level): Delete duplicate definition.
5850 Wed May 6 16:46:01 1998 Jeffrey A Law (law@cygnus.com)
5852 * stmt.c (mark_seen_cases): Make it have external linkage again.
5853 * expr.h (mark_seen_cases): Add declaration, but only when tree.h
5856 * haifa-sched.c (print_value, case SUBREG): Fix typo.
5858 * i386.c (output_387_binary_op): Add some braces to avoid warnings.
5859 * i386.h (REG_CLASS_CONTENTS): Similarly.
5861 * toplev.c (-fsched-max): Delete flag.
5862 (-fsched-interblock-max-blocks,-fsched-interblock-max-insns): Likewise.
5863 * haifa-sched.c: Remove -fsched-max-N, -fsched-interblock-max-blocks-N
5864 and -fsched-interblock-max-insns-N support. Remove INTERBLOCK_DEBUG
5867 * haifa-sched.c (find_rgns): Correctly handle reducible loops with
5868 inner loops which are not reducible.
5870 * loop.c (regs_match_p): Fix typo in prototype.
5872 * regmove.c (try_auto_increment): Wrap declaration inside an
5873 #ifdef AUTO_INC_DEC.
5875 Wed May 6 17:07:47 1998 Michael Meissner <meissner@cygnus.com>
5877 * final.c (output_operand_lossage): Call fatal with the operand
5878 lossage message instead of calling abort.
5880 Wed May 6 15:37:27 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5882 * c-common.c: Convert to using ctype macros defined in system.h.
5883 * c-lex.c: Likewise.
5885 * collect2.c: Likewise.
5886 * rs6000.c: Likewise.
5887 * cpplib.c: Likewise.
5888 * fix-header.c: Likewise.
5890 * gen-protos.c: Likewise.
5891 * pexecute.c: Likewise.
5892 * protoize.c: Likewise.
5896 * tlink.c: Likewise.
5897 * toplev.c: Likewise.
5899 Wed May 6 14:44:14 1998 Gavin Koch <gavin@cygnus.com>
5901 * config/mips/r3900.h (SUBTARGET_ASM_DEBUGGING_SPEC) :
5902 Replace -gdwarf-2 with -g0.
5904 Wed May 6 11:43:18 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5906 * Makefile.in (mips-tfile.o, mips-tdump.o): Depend on system.h.
5907 * mips-tdump.c: Include system.h, remove redundant headers.
5908 * mips-tfile.c: Likewise. Also, convert all ctype function calls
5909 to calls of the macro versions defined in system.h.
5911 * objc/Make-lang.in (objc-act.o): Depend on system.h.
5912 * objc/objc-act.c: Include system.h, remove redundant headers.
5914 Wed May 6 11:21:06 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5916 * configure.in (AC_CHECK_FUNCS): Add isascii.
5917 (GCC_NEED_DECLARATIONS): Add atof.
5919 * system.h: Provide prototypes for abort, atof, atol and sbrk here.
5920 * rtl.c, rtl.h, toplev.c, tree.h: Not here.
5922 Wed May 6 10:52:49 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5924 * system.h: Wrap time.h and sys/file.h in autoconf checks.
5925 Provide default definitions for O_RDONLY and O_WRONLY here.
5927 * cccp.c, cpplib.c, fix-header.c, gcc.c, protoize.c: Not here.
5929 1998-05-06 Mark Mitchell <mmitchell@usa.net>
5931 * tree.h (IS_EXPR_CODE_CLASS): Remove bogus '3'.
5933 Wed May 6 06:35:38 1998 Robert Lipe <robertl@dgii.com>
5935 * toplev.h: New file. Protypes for functions in toplev.c.
5936 * tree.h, rtl.h: Deleted protos for functions in toplev.c.
5937 * c-common.c, c-convert.c, c-decl.c, c-iterate.c, c-lex.c,
5938 c-parse.in, c-parse.y, c-pragma.c, c-typeck.c, calls.c,
5939 convert.c, dwarf2out.c, except.c, expr.c, final.c, fold-const.c,
5940 function.c, hash.c, profile.c, real.c, reg-stack.c, regclass.c,
5941 reload.c, reload1.c, stmt.c, stor-layout.c, tlink.c, tree.c,
5942 varasm.c: include it.
5944 Wed May 6 01:09:01 1998 Jeffrey A Law (law@cygnus.com)
5945 Jim Wilson (wilson@cygnus.com)
5947 * haifa-sched.c (find_rgns): In no_loops case, fix test for leaf
5948 blocks. Check for 1 successor which is the EXIT_BLOCK.
5950 * haifa-sched.c (find_rgns): Detect unreachable blocks, including
5951 unreachable loops with more than one block.
5953 Wed May 6 08:22:24 1998 Manfred Hollstein <manfred@s-direktnet.de>
5955 * fix-header.c (write_rbrac): Add "abort" to functions which need to
5958 Wed May 6 00:09:36 1998 Jeffrey A Law (law@cygnus.com)
5960 * Check in merge from gcc2. See ChangeLog.12 for details.
5962 Tue May 5 14:33:49 1998 Jim Wilson <wilson@cygnus.com>
5964 * c-common.c (scan_char_table): Separate 's' and 'c'. 'c' does not
5965 accept 'a' flag. 'S' does accept 'a' flag.
5966 (check_format_info): When pedantic, warn for m/C/S/a/A formats,
5969 * elf64.h (MULTILIB_DEFAULTS): Move definition after mips.h include.
5971 Tue May 5 10:50:39 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
5973 * config/m68k/m68k.h: Declare functions from m68k.c used in
5974 macros and machine description.
5975 (ASM_OUTPUT_LONG_DOUBLE): Always use `l' flag in print format for
5977 (ASM_OUTPUT_FLOAT): Likewise.
5978 (ASM_OUTPUT_FLOAT_OPERAND): Likewise.
5980 Tue May 5 01:28:12 1998 Jason Merrill <jason@yorick.cygnus.com>
5982 * tree.def: Add NAMESPACE_DECL.
5983 * dwarfout.c (type_ok_for_scope): Ignore NAMESPACE_DECLs for now.
5984 * dwarf2out.c (push_decl_scope): Likewise.
5985 (scope_die_for): Likewise.
5986 * tree.c (decl_function_context): Use TREE_CODE_CLASS to determine
5987 how to get next context level.
5989 Tue May 5 01:43:16 1998 Jim Wilson <wilson@cygnus.com>
5991 * i386.c (output_fix_trunc): Add code to emulate non-popping DImode
5994 Tue May 5 01:15:06 1998 Jeffrey A Law (law@cygnus.com)
5996 * h8300.h (ADDITIONAL_REGISTER_NAMES): Add "er" registers.
5998 * reorg.c (fill_slots_from_thread): Update REG_DEAD/REG_UNUSED notes
5999 for any insns skipped at the start of a block because they were
6002 Mon May 4 20:23:51 1998 Jim Wilson <wilson@cygnus.com>
6004 * alpha.h (DBX_CONTIN_LENGTH): Decrease to 3000.
6006 1998-05-04 Ulrich Drepper <drepper@cygnus.com>
6008 * c-common.c (format_char_info): Add new field hhlen.
6009 (print_char_table, scan_char_table, time_char_table): Initialize
6010 hhlen field appropriately.
6011 (char_format_info): Recognize hh modifier and lookup correct char
6014 Mon May 4 19:15:29 1998 Jim Wilson <wilson@cygnus.com>
6016 * expr.c (expand_expr, case INDIRECT_REF): Don't optimize string
6017 reference if this is a store.
6019 Mon May 4 17:25:17 1998 Richard Henderson <rth@cygnus.com>
6021 * sparc.c (output_move_quad): Fix typo in mov_by_64 argument.
6023 Sun May 3 23:57:25 1998 Robert Lipe <robertl@dgii.com>
6025 Make UnixWare 7 bootstrap support work with final shipping product.
6026 * configure.in: (i[34567]86-*-sysv5): append, not overwrite, xm_file.
6027 Pick up xm-siglist and xm-alloca.
6028 (xm_defines): Add USG so dbxout will build.
6029 * configure: Regenerate.
6031 Sun May 3 13:51:34 PDT 1998 Richard Henderson <rth@cygnus.com>
6033 Support for official Sparc V9 ABI:
6034 * sparc.c (sparc_override_options): Force stack bias off for !arch64.
6035 Care for flag_pcc_struct_return default.
6036 (output_move_quad): Rewrite to move by halves on v9 and in the
6038 (move_quad_direction): New function.
6039 (output_fp_move_quad): Use it to determine the direction of copy.
6040 (function_arg_slotno): Return -1 for FP reg overflow as well.
6041 (function_arg_record_value*): New functions.
6042 (function_arg): Use them. Streamline unprototyped parameter passing.
6043 (function_arg_pass_by_reference): Pass TCmode by reference.
6044 (function_value): New function.
6045 * sparc.h (PTRDIFF_TYPE, SIZE_TYPE): For -pedantic's sake, don't use
6046 long long in 64-bit mode.
6047 (RETURN_IN_MEMORY): v9 returns structs < 32-bytes in regs.
6048 (DEFAULT_PCC_STRUCT_RETURN): Make the default detectable.
6049 (BASE_RETURN_VALUE_REG): Consider complex float types for arch64.
6050 (BASE_OUTGOING_VALUE_REG, BASE_PASSING_ARG_REG): Likewise.
6051 (BASE_INCOMING_ARG_REG): Likewise.
6052 (FUNCTION_VALUE): Call function_value.
6053 (FUNCTION_OUTGOING_VALUE, LIBCALL_VALUE): Likewise.
6054 * sparc.md (movdi_sp32_v9): Disable for arch64.
6055 (movsf, movdf, movtf): Sort all ulternatives using fp regs first.
6056 (call_value_address_sp64): Remove register class constraints.
6057 (call_value_symbolic_sp64): Likewise.
6058 (nonlocal_goto): Pass label reg directly to goto_handlers. Constrain
6059 v9 case to 32-bit constants.
6060 (goto_handler_and_restore_v9): Provide a version for arch64.
6061 * sparc/linux64.h (SIZE_TYPE, PTRDIFF_TYPE): Remove private definition.
6062 * sparc/sp64-aout.h (TARGET_DEFAULT): Turn on stack bias.
6063 (CPP_PREDEFINES): New.
6064 * sparc/sp64-elf.h: Likewise.
6065 (PREFERRED_DEBUGGING_TYPE): Dwarf2.
6066 (ASM_OUTPUT_DWARF2_ADDR_CONST): New.
6067 * sparc/sysv4.h (SIZE_TYPE, PTRDIFF_TYPE): Undo svr4.h's changes.
6069 Sat May 2 17:47:17 PDT 1998 Jeff Law (law@cygnus.com)
6071 * version.c: Bump for snapshot.
6073 Sat May 2 01:37:29 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
6075 * reload.c (find_reloads): Emit USEs to mark where a pseudo
6076 is reloaded with the MEM of its stack slot.
6077 * reload1.c (cannot_omit_stores): Delete.
6078 (reload): Don't initialize it.
6079 Don't apply avoid_return_reg logic to USEs.
6080 When done, remove USEs that have a REG_EQUAL note on them.
6081 (emit_reload_insns): Handle case where we have inherited a MEM.
6082 (choose_reload_regs): Likewise.
6083 (delete_output_reload): Don't use cannot_omit_stores.
6085 Thu Apr 30 18:59:03 1998 Jim Wilson <wilson@cygnus.com>
6087 * Makefile.in (cpp.info, gcc.info): Put -o option before input file.
6089 Thu Apr 30 16:57:34 1998 Michael Meissner <meissner@cygnus.com>
6091 * haifa-sched.c (print_{exp,value}): Various changes to make the
6092 debug output easier to read. Also, use only one buffer, and make
6093 sure the buffer we are passed in doesn't overflow.
6094 (safe_concat): Concatenate to a buffer without overflow.
6096 Thu Apr 30 16:57:34 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6098 * haifa-sched.c (alloc_{INSN,EXPR}_LIST): Make static to agree
6101 Wed Apr 29 21:45:16 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
6103 * sched.c (new_insn_dead_notes): Check if the register was
6104 used in the original instruction.
6105 * haifa-sched.c (new_insn_dead_notes): Likewise.
6107 Wed Apr 29 13:46:03 1998 Jim Wilson <wilson@cygnus.com>
6109 * dwarf2out.c (scope_die_for): If could not find proper scope,
6110 check for and handle tagged type with incorrect TYPE_CONTEXT.
6112 Wed Apr 29 15:34:40 1998 John Carr <jfc@mit.edu>
6114 * calls.c (expand_call): Fix recognition of C++ operator new.
6116 * alias.c (mode_alias_check): Disable type based alias detection.
6118 Wed Apr 29 15:06:42 1998 Gavin Koch <gavin@cygnus.com>
6120 * config/mips/elf.h (ASM_OUTPUT_DEF,ASM_WEAKEN_LABEL,
6121 ASM_OUTPUT_WEAK_ALIAS): Define.
6122 * config/mips/elf64.h: Same.
6123 * config/mips/r3900.h (ASM_OUTPUT_DEF,SUPPORTS_WEAK,
6124 ASM_WEAKEN_LABEL): Removed.
6126 Wed Apr 29 10:53:29 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
6128 * calls.c (expand_call): Bump the length limit on the specially
6129 recognized function names to 17.
6131 Tue Apr 28 17:53:33 1998 Jim Wilson <wilson@cygnus.com>
6133 * ginclude/stddef.h: Add check for _MACHINE_ANSI_H_ for BSD/OS
6134 when undefining macros at the end.
6136 * expr.c (expand_builtin, case BUILT_IN_MEMSET): Break if either
6137 val or len has TREE_SIDE_EFFECTS set.
6139 * sparc.md (mulsidi3): Call const v8plus and v8plus routines.
6140 (mulsidi3_v8plus, const_mulsidi3_v8plus): Delete asterisk from name.
6141 (smuldi3_highpart): Call const v8plus routine.
6142 (smulsi3_highpart_v8plus): Renamed from smulsidi3_highpart_v8plus.
6143 (const_smulsi3_highpart_v8plus): New pattern.
6144 (smulsi3_highpart_sp32): Renamed from smulsidi3_highpart_sp32.
6145 (umulsidi3): Call const v8plus routine.
6146 (umulsi3_highpart): Handle const before v8plus. Call const v8plus
6148 (umulsi3_highpart_v8plus): Renamed from umulsidi3_highpart_v8plus.
6149 (umulsi3_highpart_sp32): Renamed from umulsidi3_highpart_sp32.
6151 Tue Apr 28 08:55:26 1998 Michael Meissner <meissner@cygnus.com>
6153 * m32r.c (*_oper{and|ator}): Change enum arguments and return
6154 values to int, so they can be prototyped even in files that don't
6156 ({small,large}_insn_p): Ditto.
6157 (m32r_select_cc_mode): Ditto.
6158 (gen_compare): Ditto.
6159 (function_arg_partial_nregs): Ditto.
6160 (m32r_setup_incoming_varargs): Ditto.
6161 (init_reg_tables): Add prototype.
6162 (m32r_frame_info): Add prolog_size field.
6163 (m32r_compute_frame_size): Calculate the size of the prologue.
6164 (m32r_first_insn_address): Return prologue size.
6165 (m32r_output_function_prologue): Calculate frame size before
6166 printing out information. Print out the prologue size.
6168 * m32r.h: Prototype all functions in m32r.c.
6169 (FIRST_INSN_ADDRESS): Declare, returning prologue size.
6171 * m32r.md (bcc functions): Cast enum's to int.
6173 * m32r.c (conditional_move_operand): Silence a debug message.
6174 ({small,long}_insn): New predicates.
6176 * m32r.h (TARGET_M32R): New macro.
6177 (PREDICATE_CODES): Rearrange somewhat, add small_insn/long_insn.
6178 (HAIFA_P): Define as 1/0 depending on whether the Haifa scheduler
6180 (ISSUE_RATE): Define as 2.
6182 * m32r.md (insn_size): New attribute.
6183 ({,rev_}branch_insn): Add .s qualifier to branches believed to be
6185 (m32r): New attribute.
6187 * configure.in (enable_haifa): Switch m32r to Haifa by default.
6188 * configure: Regenerate.
6190 (Changes from Nick Clifton <nickc@cygnus.com>)
6191 * m32r.h (EXTRA_CONSTRAINT): Implement 'S' constraint to perfoirm
6192 the equivalent of a negated 'I' constraint.
6193 (PRESERVE_DEATH_INFO_REGNO_P): Define in order to allow peephole
6194 optimisation to work.
6196 * m32r.md (cmp_ne_small_const_insn): Use 'S' constriant rather
6197 than 'I' since the value is negated.
6198 (peephole): Add peephole optimisation to cope with optimization of
6199 divide and subtracts of the same operands.
6201 * m32r.c zero_and_one, emit_cond_move): Add support for MVFC.
6205 * m32r.h (PREDICATE_CODES): Add declaration of machine specific
6208 Tue Apr 28 07:25:53 1998 Manfred Hollstein <manfred@s-direktnet.de>
6210 * Makefile.in (libgcc2.ready): Revert last patch (Apr 24).
6212 Mon Apr 27 18:39:47 1998 Nick Clifton <nickc@cygnus.com>
6214 * config/arm/thumb.h (GO_IF_LEGITIMATE_ADDRESS): Check against
6215 frame_pointer_rtx not FRAME_POINTER_REGNUM.
6217 Mon Apr 27 18:36:28 1998 Jim Wilson <wilson@cygnus.com>
6219 * reg-stack.c: Revert last patch (Apr 20).
6220 (convert_regs): Set insn to PREV_INSN (next) after do while loop.
6222 * m68k/lb1sf68.asm (Laddsf$3): Fix typos in mcf5200 exg code.
6224 * loop.c (check_dbra_loop): New locals jump, first_compare, and
6225 compare_and_branch. Call get_condition to set first_compare.
6226 Set compare_and_branch to number of compare/branch instructions.
6227 Replace PREV_INSN (PREV_INSN (loop_end)) with first_compare.
6228 Replace '2' with compare_and_branch.
6230 Mon Apr 27 15:53:30 EDT 1998 Andrew MacLeod <amacleod@cygnus.com>
6232 * cplus-dem.c (demangle_qualified): Replace missing else.
6234 Mon Apr 27 20:22:08 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
6236 * sh.c (gen_ashift_hi): Don't make SUBREG of a SUBREG.
6238 Mon Apr 27 18:23:51 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
6240 * sh.c (sh_expand_prologue, sh_expand_epilogue):
6241 If TARGET_DOUBLE_ALIGN, preserve 64 bit stack alignment.
6242 * sh.h (STACK_BOUNDARY): Likewise.
6244 Mon Apr 27 17:22:48 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
6246 * sh.h (LEGITIMIZE_RELOAD_ADDRESS): Define.
6248 Mon Apr 27 08:55:23 1998 Michael Meissner <meissner@cygnus.com>
6250 * system.h (abort): If abort is not defined, and neither is
6251 USE_SYSTEM_ABORT, redefine abort to call fprintf and exit,
6252 reporting the line and filename of the error.
6254 * .gdbinit: Add breakpoints on exit and fancy_abort.
6256 * final.c (split_double): Avoid a compiler warning if
6257 BITS_PER_WORD is less than or equal to HOST_BIT_PER_WIDE_INT.
6259 * rtl.h (JUMP_{CROSS_JUMP,NOOP_MOVES,AFTER_REGSCAN}): New macros
6260 for calling jump_optimize.
6262 * toplev.c (rest_of_compilation): Call jump_optimize using JUMP_*
6263 macros, rather than 0/1's.
6265 Sun Apr 26 23:19:10 1998 Richard Henderson <rth@cygnus.com>
6267 * alpha.h (CONST_COSTS): Zero is always free.
6268 (RTX_COSTS): Add EV6 costs. Abort if alpha_cpu is unknown.
6270 Sun Apr 26 15:38:50 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
6272 * cplus-dem.c (gnu_special): Fix off-by-one bug when checking the
6273 length in the name of a virtual table.
6275 Sun Apr 26 01:21:06 1998 Richard Henderson <rth@cygnus.com>
6277 * alpha.c (print_operand): Don't add 'v' suffix for ALPHA_FPTM_N.
6279 Sat Apr 25 22:11:38 PDT 1998 Jeff Law (law@cygnus.com)
6281 * version.c: Bump for snapshot.
6283 Sat Apr 25 17:17:15 1998 Jeffrey A Law (law@cygnus.com)
6285 * fold-const.c (fold_convert): Fix typo.
6287 Sat Apr 25 17:55:54 1998 John Carr <jfc@mit.edu>
6289 * alias.c (alias_invariant): New variable.
6290 (record_base_value): New argument INVARIANT.
6291 (memrefs_conflict_p): If a register has an entry in the alias_invariant
6292 array, try substituting that value for the register.
6294 * rtl.h: Declare record_base_value.
6296 * loop.c, unroll.c: Update callers of record_base_value.
6298 * alias.c (find_base_value, find_base_term): SIGN_EXTEND and
6299 ZERO_EXTEND do not affect base values.
6301 Fri Apr 24 15:57:02 1998 Jeffrey A Law (law@cygnus.com)
6303 * dbxout.c (dbxout_type): Fix typo.
6304 (dbxout_range_type): Another HOST_WIDE_INT_PRINT_DEC fix.
6306 * configure.in: Use CC_FOR_BUILD, not BUILD_CC.
6308 Fri Apr 24 16:11:47 1998 John Carr <jfc@mit.edu>
6310 * expr.c (expand_builtin, case MEMSET): Set MEM_IN_STRUCT_P
6311 if the argument is the address of a structure or array.
6313 * configure.in: Enable Haifa scheduler by default for SPARC.
6315 Fri Apr 24 20:55:47 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
6317 * cse.c (cse_set_around_loop): Don't do optimization when
6318 new pseudos are created.
6320 Fri Apr 24 11:00:18 1998 Jeffrey A Law (law@cygnus.com)
6322 * dbxout.c (dbxout_type_fields): Use HOST_WIDE_INT_PRINT_DEC
6324 (dbxout_type_method_1, dbxout_type): Likewise.
6325 (print_int_cst_octal, print_octal, dbxout_symbol): Likewise.
6326 (dbxout_type): Fix check for when to print a type range in
6329 Fri Apr 24 16:45:03 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
6331 * (gen_shl_and, in case 1): Fix comparison with mask.
6333 Fri Apr 24 06:46:40 1998 Nick Clifton <nickc@cygnus.com>
6335 * config/arm/thumb.h (GO_IF_LEGITIMATE_ADDRESS): Disallow frame
6336 pointer as second register in REG+REG pair.
6338 Fri Apr 24 09:22:23 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6340 * c-common.c (check_format_info): Don't check for the 'x' format
6341 character twice, instead check for 'x' and 'X'
6343 Fri Apr 24 08:02:30 1998 Manfred Hollstein <manfred@s-direktnet.de>
6345 * Makefile.in (libgcc2.ready): Add explicit dependancy from
6346 $(STMP_FIXPROTO) to ensure all necessary include files have
6347 been created and to guarantee proper parallel builds.
6349 Fri Apr 24 04:42:35 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
6351 * sh.c (sh_expand_prologue, in !SH3E code): Don't push an extra
6352 register for stdarg functions.
6353 * sh.h (current_function_varargs): Declare.
6354 (FUNCTION_ARG): Ignore NAMED for stdarg functions.
6356 1998-04-23 Jim Wilson <wilson@cygnus.com>
6358 * frame.c, libgcc2.c (stdlib.h, unistd.h): Don't include when
6359 inhibit_libc is defined.
6361 * c-aux-info.c (gen_type): Use DECL_NAME only for TYPE_DECL.
6363 Thu Apr 23 19:09:33 1998 Jim Wilson <wilson@cygnus.com>
6365 * profile.c (tablejump_entry_p): New function.
6366 (branch_prob): Add code to recognize MIPS tablejump entry branch.
6367 Use tablejump_entry_p in MIPS and HPPA tablejump checking code.
6369 Thu Apr 23 15:01:13 1998 Nick Clifton <nickc@cygnus.com>
6371 * config/arm/arm.c (find_barrier): Return as soon as a barrier is
6372 found, rather than at end of the loop, after the insn has been
6375 Thu Apr 23 20:21:06 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
6377 * sh.c (gen_ashift_hi): Implement right shifts via gen_ashift.
6378 * sh.md (ashrhi3_k, lshrhi3_k, lshrhi3_m, lshrhi3, lshrhi3+1): Delete.
6380 Wed Apr 22 17:07:35 1998 Michael Meissner <meissner@cygnus.com>
6382 * loop.c (note_addr_stored): Correct function to take 2 arguments,
6385 * rtl.def (MATCH_INSN2): Add new matching pattern.
6386 * genrecog.c (add_to_sequence): Support MATCH_INSN2.
6388 Wed Apr 22 15:52:22 1998 John Carr <jfc@mit.edu>
6390 * emit-rtl.c (gen_highpart): The high part of a CONST_INT is not zero
6391 if HOST_BITS_PER_WIDE_INT is larger than BITS_PER_WORD.
6393 * final.c (split_double): Sign extend both halves of a split CONST_INT.
6395 Wed Apr 22 10:42:45 1998 Jeffrey A Law (law@cygnus.com)
6397 * mips.c (compute_frame_size): Change only argument to a HOST_WIDE_INT.
6399 Wed Apr 22 10:53:49 EDT 1998 Andrew MacLeod <amacleod@cygnus.com>
6401 * cplus-dem.c (struct work stuff): Add field for B and K mangle codes.
6402 (cplus_demangle_opname): Call mop_up_squangle.
6403 (cplus_demangle): Initialize squangle info, then call
6404 internal_cplus_demangle. (Most code moved there as well)
6405 (internal_cplus_demangle): New function, performs most of what use
6406 to be done in cplus_demangle, but is only called with this file.
6407 (squangle_mop_up): New function to clean up B and K code data.
6408 (mop_up): set pointers to NULL after freeing.
6409 (demangle_signature, demangle_template, demangle_class): Add
6410 switch elements to handle K and B codes.
6411 (demangle_prefix, gnu_special, demangle_qualified): Add
6412 code to handle K and B codes.
6413 (do_type, demangle_fund_type): Handle B and K codes.
6414 (remember_Ktype): New function to store K info.
6415 (register_Btype, remember_Btype): New functions for B codes.
6416 (forget_B_and_K_types): New function to destroy B and K info.
6418 1998-04-21 Jim Wilson <wilson@cygnus.com>
6420 * stmt.c (check_seenlabel): When search for line number note for
6421 warning, handle case where there is no such note.
6423 Tue Apr 21 20:48:37 1998 John Carr <jfc@mit.edu>
6425 * genemit.c (gen_exp): Allow machine description to set mode of
6428 Tue Apr 21 16:36:01 1998 John Carr <jfc@mit.edu>
6430 * alias.c (mode_alias_check): New function.
6431 (true_dependence, anti_dependence, output_dependence): Call
6434 Tue Apr 21 12:05:32 1998 Jeffrey A Law (law@cygnus.com)
6436 * mips.h (STACK_BOUNDARY): Allow specific targets to override.
6437 (MIPS_STACK_ALIGN): Similarly.
6439 * c-common.c (type_for_mode): Handle TI types.
6440 * c-decl.c (intTI_type_node, unsigned_int_TI_type_node): Define.
6441 (init_decl_processing): Handle TI types.
6442 * c-tree.h (intTI_type_node, unsigned_int_TI_type_node): Declare.
6444 * mips.c (block_move_loop): Test Pmode == DImode instead of
6446 (expand_block_move, save_restore_insns): Likewise.
6447 (function_prologue, mips_expand_prologue): Likewise.
6448 (mips_expand_epilogue): Likewise.
6449 * mips.h (POINTER_SIZE): Allow specific targets to override.
6450 (Pmode): Allow specific targets to override.
6451 (FUNCTION_PROFILER): Test Pmode == DImode instead of TARGET_MIPS64
6452 (POINTER_BOUNDARY, FUNCTION_MODE): Likewise.
6453 (TRAMPOLINE_TEMPLATE, TRAMPOLINE_SIZE): Likewise.
6454 (TRAMPOLINE_ALIGNMENT, INITIALIZE_TRAMPOLINE): Likewise.
6455 (CASE_VECTOR_MODE, ASM_OUTPUT_ADDR_VEC_ELT): Likewise.
6456 (ASM_OUTPUT_ADDR_DIFF_ELT, SIZE_TYPE, PTRDIFF_TYPE): Likewise.
6457 * mips.md (indirect, tablejump & casesi support): Test for
6458 Pmode == DImode instead of TARGET_MIPS64.
6459 (call patterns): Likewise.
6461 Tue Apr 21 09:43:55 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6463 * objc/sendmsg.c: Define gen_rtx_MEM() to 1, as is already done
6464 for gen_rtx(MEM, ...).
6466 Tue Apr 21 02:15:36 1998 Richard Henderson <rth@cygnus.com>
6468 * sparc.h (MACHINE_STATE_SAVE, MACHINE_STATE_RESTORE): Rewrite
6469 to not be so gross, and to properly function with PIC.
6471 Mon Apr 20 20:44:25 1998 Jim Wilson <wilson@cygnus.com>
6473 * frame.c (heapsort): Rename to frame_heapsort.
6475 * gcc.c (do_spec_1, case '['): Move flag out of loop and initialize it.
6477 Mon Apr 20 12:43:09 1998 Doug Evans <devans@canuck.cygnus.com>
6479 * flow.c (sbitmap_vector_alloc): Ensure sbitmaps properly aligned.
6481 Mon Apr 20 15:04:14 1998 John Wehle (john@feith.com)
6483 * i386.md (movsf_push, movdf_push, movxf_push): Allow memory
6484 operands during and after reload.
6486 Mon Apr 20 22:37:50 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
6488 * final.c (shorten_branches, init_insn_lengths): Move code
6489 to free label_align, uid_shuid, insn_lengths, insn_addresses
6490 and uid_align from the former function into the latter one;
6491 Add code to clear these variables.
6492 * sh.h (label_align): Remove declaration.
6494 Mon Apr 20 14:48:29 1998 Michael Meissner <meissner@cygnus.com>
6496 * gcc.c (lang_specific_driver): Declare prototype properly so
6497 fatal can be passed to it without error.
6499 * configure.in (AC_CHECK_FUNCS): Check for strchr and strrchr.
6500 * configure: Regenerate.
6501 * config.in: Add #undef's for strchr and strrchr.
6503 * protoize.c (toplevel): If we have rindex, but not strrchr, map
6505 (file_could_be_converted): Use strrchr, not rindex since rindex is
6506 not defined on Linux systems when _POSIX_SOURCE is defined.
6507 (file_normally_convertible): Ditto.
6508 (process_aux_info_file): Ditto.
6511 * rs6000.md (mov{sf,df} define_splits): When splitting a move of
6512 a constant to an integer register, don't split the insns that do
6513 the simple AND and OR operations, rather just split each word, and
6514 let the normal movsi define split handle it further.
6516 Mon Apr 20 18:19:40 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
6518 * sh.c (find_barrier): Fix bug in ADDR_DIFF_VEC handling.
6519 (split_branches): Call init_insn_lengths.
6521 Mon Apr 20 07:37:49 1998 Michael Meissner <meissner@cygnus.com>
6523 * i386.c: Include expr.h to get the change_address prototype
6526 Mon Apr 20 01:00:05 1998 H.J. Lu (hjl@gnu.org)
6528 * reg-stack.c (subst_asm_stack_regs): Change to return the last
6529 new insn generated by this function.
6530 (subst_stack_regs): Likewise.
6531 (convert_regs): Record the last newly generated insn and use
6532 it for change_stack () instead of INSN.
6534 Sun Apr 19 15:41:24 1998 Manfred Hollstein <manfred@s-direktnet.de>
6536 * fix-header.c (enum special_file): Undefine enumerators if they
6537 are already defined by include files.
6538 * fixproto (rel_source_file in unistd.h stdlib.h): Prefix file protection
6539 macro with '__' to not pollute user namespace.
6541 Sun Apr 19 02:42:06 1998 Richard Henderson <rth@cygnus.com>
6543 * haifa-sched.c (queue_to_ready): Fix typo in prototype.
6545 Sat Apr 18 23:52:35 PDT 1998 Jeff Law (law@cygnus.com)
6547 * version.c: Bump for snapshot.
6549 Sat Apr 18 18:30:22 1998 Jim Wilson <wilson@cygnus.com>
6551 * i386.md (fix_truncsfdi2+[123]): Add + to operand 1 constraints.
6553 * i386.h (CPP_CPU_DEFAULT): Renamed to CPP_CPU_DEFAULT_SPEC.
6554 Add missing -Dpentium* options.
6555 (CPP_CPU_SPEC): Delete redundant definition. Include cpp_cpu_default
6556 instead of CPP_CPU_DEFAULT.
6557 (EXTRA_SPECS): Add entry for cpp_cpu_default.
6559 Sat Apr 18 19:06:59 1998 David Edelsohn <edelsohn@mhpcc.edu>
6561 * rs6000.md (floatsidf2_loadaddr): rs6000_fpmem_offset will be
6562 negative in a stackless frame.
6563 * rs6000.c (rs6000_stack_info): Don't include fixed-size link area
6564 in stackless frame size. Support 64-bit stackless frame size.
6565 Combine fpmem offset calculations and don't add total_size to
6566 offset if not pushing a stack frame.
6568 Sat Apr 18 15:41:16 1998 Jim Wilson <wilson@cygnus.com>
6570 * regmove.c (fixup_match_1): In three places, in flag_exceptions
6571 check, change p to q.
6573 Sat Apr 18 15:30:49 1998 Jim Wilson <wilson@cygnus.com>
6575 * gcc.c (lang_specific_driver): Add new parm type to prototype.
6576 (added_libraries): New file scope static variable.
6577 (process_command): Initialize added_libraries. Pass it to
6578 lang_specific_driver.
6579 (main): Use added_libraries in check for no input files.
6581 Sat Apr 18 01:23:11 1998 John Carr <jfc@mit.edu>
6583 * sparc.c, sparc.h, sparc.md, sol2.h: Many changes related to V9
6584 code generation. Use 64 bit instructions in 32 bit mode when
6585 possible. Use V9 return instruction. UltraSPARC optimizations.
6587 * sparc.h: Change gen_rtx (CODE to gen_rtx_CODE (.
6589 Fri Apr 17 22:38:17 1998 Jeffrey A Law (law@cygnus.com)
6591 * global.c (global_alloc): Don't pass HARD_CONST (0) to find_reg,
6592 just pass zero. That will work regardless of the size of HARD_REG_SET.
6594 * libgcc2.c (__floatdisf): Fix a couple typos.
6596 Fri Apr 17 17:28:26 1998 Jim Wilson <wilson@cygnus.com>
6598 * Makefile.in (mostlyclean): Delete *.mach and *.bp files.
6600 Fri Apr 17 16:35:35 1998 Greg McGary <gkm@gnu.org>
6602 * emit-rtl.c (gen_highpart): initialize `word' properly for pseudo.
6604 Fri Apr 17 14:30:37 1998 John Carr <jfc@mit.edu>
6606 * emit-rtl.c (operand_subword_force): If a register can not be
6607 accessed by words, copy it to a pseudo register.
6609 Fri Apr 17 14:30:37 1998 Jim Wilson <wilson@cygnus.com>
6611 * rs6000/vxppc.h (CPP_SPEC): Add support for mrelocatable*.
6613 Fri Apr 17 17:01:25 1998 Michael Meissner <meissner@cygnus.com>
6615 * tree.h (mark_seen_cases): Delete declaration.
6617 Fri Apr 17 13:32:20 1998 Jeffrey A Law (law@cygnus.com)
6619 * stmt.c (mark_seen_cases): Make static and add prototype.
6621 Fri Apr 17 11:21:43 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6623 * frame.c: Include stdlib.h and unistd.h to possibly get various
6624 function prototypes. The fixproto script guarantees these header
6625 files exist on the target system.
6626 * libgcc2.c: Likewise.
6628 * gthr-single.h (__gthread_mutex_lock, __gthread_mutex_trylock,
6629 __gthread_mutex_unlock): Add __attribute__ ((__unused__)) to the
6630 function parameters.
6631 * libgcc2.c (__udiv_w_sdiv): Likewise.
6633 Thu Apr 16 22:41:02 1998 Jeffrey A Law (law@cygnus.com)
6635 * varasm.c (asm_output_bss): Add prototype.
6636 (asm_output_aligned_bss): Likewise.
6638 * unroll.c (verify_addresses): Add prototype.
6640 * toplev.c: Add many prototypes. Too many to mention here.
6642 * stmt.c (check_seenlabel): Add prototype.
6644 * rtlanal.c (reg_set_p_1): Add prototype.
6645 (reg_set_last_1): Likewise.
6647 * reorg.c (find_dead_or_set_registers): Add prototype.
6649 * regmove (try_auto_increment): Add prototype.
6651 * reg-stack.c (pop_stack): Add prototype.
6653 * recog.c (validate_replace_rtx_1): Add prototype.
6654 (find_cosntant_term_loc): Likewise.
6656 * loop.c (regs_patch_p): Add prototype.
6657 (add_label_notes, count_nonfixed_reads): Likewise.
6658 (find_single_use_in_loop): Likewise.
6659 (express_from): Surround prototype with #ifdef.
6660 (giv_sort): Similarly.
6662 * jump.c (mark_modified_reg): Add prototype.
6664 * haifa-sched.c (is_prisky): Add prototype.
6665 (queue_to_ready): Likewise.
6667 * genextract.c (gen_insn): Add prototype.
6669 * genemit.c (max_operand_1): Add prototype.
6670 (max_operand_vec, print_code, gen_exp, gen_insn): Likewise.
6671 (gen_expand, gen_explit, output_add_clobbers): Likewise.
6672 (output_init_mov_optab): Likewise.
6674 * genattrtab.c (attr_hash_add_rtx): Add prototype.
6675 (attr_hash_add_string, write_length_unit_log): Likewise.
6677 * genattr.c (init_range): Add prototype.
6679 * combine.c (sets_function_arg_p): Add prototype.
6681 * expr.c (store_constructor_field): Add prototype.
6682 (get_memory_usage_from_modifier): Likewise
6684 * expmed.c (synth_mult): Add prototype.
6685 (choose_multiplier, invert_mod2n): Likewise.
6687 * except.c (push_eh_entry): Add prototype.
6688 (pop_eh_entry, enqueue_eh_entry, dequeu_eh_entry): Likewise.
6689 (call_get_eh_context, start_dynamic_cleanup): Likewise.
6690 (start_dynamic_handler, can_throw): Likewise.
6691 (output_exception_table_entry, scan_region): Likewise.
6692 (eh_regs, set_insn_eh_region): Likewise.
6694 * dwarfout.c (decl_class_context): Add prototype.
6695 (output_inheritance_die, type_ok_for_scope): Likewise.
6697 * c-lex.c (skip_white_space_on_line): Add prototype.
6699 * alias.c (record_set): Add prototype.
6700 (find_base_term, base_alias_check): Likewise.
6702 * function.c (assign_outer_stack_local): Make static and add prototype.
6704 * haifa-sched.c (build_control_flow): Accept raw data as inputs
6705 instead of computing it locally. Callers changed.
6706 (find_rgns): Several new arguments. Callers changed.
6707 Generally clean up and comment better. Use dominators to
6708 identify reducible loops. Convert some flag arrays to bitmaps.
6709 Convert most of the code to work on pred/succ lists instead of
6710 an edge table. Add comments for future improvements.
6711 (schedule_insns): Allocate temporary tables for flow data, call
6712 routines to compute flow data and pass it along to children as
6714 (debug_control_flow): Delete. Use dump_bb_data instead.
6716 * basic-block.h (compute_dominators): Declare.
6718 * flow.c (dump_sbitmap, dump_sbitmap_vector): New debugging
6720 * basic-block.h: Declare them.
6722 Thu Apr 16 13:45:51 1998 Jim Wilson <wilson@cygnus.com>
6724 * reg-stack.c (constrain_asm_operands): Set n_alternatives to zero if
6727 Wed Apr 15 11:33:09 1998 Alexandre Petit-Bianco <apbianco@sendai.cygnus.com>
6729 * tree.c (build_expr_wfl): Use NULL_TREE if the file name is NULL.
6730 Propagate TREE_SIDE_EFFECTS and TREE_TYPE iff the encapsulated
6731 node is non NULL. Cache last file name and file name identifier node.
6733 1998-04-15 Mark Mitchell <mmitchell@usa.net>
6735 * c-common.c (declare_hidden_char_array): Use TYPE_DOMAIN to get
6736 the length of an array, not TREE_TYPE.
6738 Wed Apr 15 15:31:34 1998 Jeffrey A Law (law@cygnus.com)
6740 * flow.c (sbitmap_union_of_successors): New function.
6741 * basic-block.h (sbitmap_union_of_successors): Declare it.
6743 Wed Apr 15 12:38:03 1998 Jim Wilson <wilson@cygnus.com>
6745 * configure.in (gnu_ld): Rename to gnu_ld_flag before main loop.
6746 Set gnu_ld to gnu_ld_flag inside main loop.
6749 Wed Apr 15 14:50:05 1998 Dave Brolley <brolley@cygnus.com>
6751 * toplev.c (compile_file): Call init_parse using new interface.
6752 (init_lex): Remove declaration.
6754 * c-lex.c (init_parse): Now returns char* containing filename.
6756 Wed Apr 15 12:37:10 1998 Jeffrey A Law (law@cygnus.com)
6758 * pa.h (LEGITIMIZE_RELOAD_ADDRESS): Do nothing if not optimizing.
6760 Wed Apr 15 12:10:18 1998 Michael Meissner <meissner@cygnus.com>
6762 * Makefile.in (gen{config,flags,codes,emit}): Link in host print-rtl.o.
6763 (gen{extract,peep,opinit,output}): Ditto.
6765 * gen{attr,codes,config,emit,output}.c (insn_attr_name): Provide a
6766 global definition so print-rtl.o can be linked in.
6767 * gen{peep,recog}.c (insn_attr_name): Ditto.
6769 Tue Apr 14 07:30:57 1998 K. Richard Pixley <rich@kyoto.noir.com>
6771 * fixincludes: discard empty C++ comments, as found in sys/time.h
6774 Wed Apr 15 10:47:21 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
6776 * config/m68k/m68k.md (adddi3, subdi3): Optimize for constant
6779 Wed Apr 15 01:21:21 1998 Jeffrey A Law (law@cygnus.com)
6781 * emit-rtl.c (operand_subword): Rework slightly to avoid
6782 bogus warning from previous change.
6784 Tue Apr 14 23:39:13 1998 Richard Henderson <rth@cygnus.com>
6786 * alpha.md: Revert Oct 27 change, as it is superceeded by Kenner's
6787 Nov 8 find_replacement change. Move decls of get_unaligned_address
6788 * alpha.h: ... here.
6790 Tue Apr 14 22:00:39 1998 John Carr <jfc@mit.edu>
6792 * function.c (assign_parms): Initialize unsignedp before passing
6793 its pointer to promote_mode.
6795 * genattrtab.c (check_attr_test): Handle MATCH_INSN like MATCH_OPERAND.
6796 (write_test_expr): Allow MATCH_INSN.
6798 Tue Apr 14 21:57:57 1998 Paul Eggert <eggert@twinsun.com>
6800 * install.texi: Update section on warnings that can be safely ignored.
6802 Tue Apr 14 14:55:16 1998 Jim Wilson <wilson@cygnus.com>
6804 * mips.md (reload_outdi): Change the scratch mode from DImode to
6805 TImode. New variable scratch, used instead of operand[2] in template.
6806 Add code for MIPS16 HILO_REGNUM case where output reg is not M16_REG_P.
6808 Tue Apr 14 16:19:03 1998 Michael Meissner <meissner@cygnus.com>
6810 * expr.c (MOVE_RATIO): Set to 3 if optimizing for space.
6812 Tue Apr 14 11:31:28 1998 Krister Walfridsson <cato@df.lth.se>
6814 * i386/bsd386.h (ASM_OUTPUT_ALIGN): Redefine.
6816 Tue Apr 14 09:02:32 1998 Jeffrey A Law (law@cygnus.com)
6818 * svr4.h (ASM_DECLARE_OBJECT_NAME): Use HOST_WIDE_INT_PRINT_DEC.
6819 (ASM_FINISH_DECLARE_OBJECT): Likewise.
6821 * Idea and part of the patch from HJ.
6822 * Makefile.in: auto-host.h renamed from auto-config.h. All references
6824 (distclean): Remove auto-build.h too.
6825 * configure.in: Rename host autoconf generated file to auto-host.h.
6826 If host != build, then run autoconf to generate auto-build.h for
6827 the build machine and include it in build_xm_files.
6828 Check for wait.h and sys/wait.h.
6830 * combine.c (simplify_rtx, case TRUNCATE): Respect value of
6831 TRULY_NOOP_TRUNCATION.
6833 Mon Apr 13 11:31:49 1998 Jason Merrill <jason@yorick.cygnus.com>
6835 * tree.h (BINFO_OFFSET_ZEROP): Use integer_zerop.
6837 Sun Apr 12 20:55:32 1998 Catherine Moore <clm@cygnus.com>
6839 * invoke.texi (ld options) Include memset requirements
6840 for options -nodstdlib and -nodefaultlibs.
6842 1998-04-12 Paul Eggert <eggert@twinsun.com>
6844 This change is from an idea suggested by Arthur David Olson.
6846 * c-common.c (decl_attributes, record_function_format,
6847 check_format_info, init_function_format_info):
6848 Add support for strftime format checking.
6849 (enum format_type): New type.
6850 (record_function_format): Now static, and takes value of type
6851 enum format_type instead of int.
6852 (time_char_table): New constant.
6853 (struct function_format_info): format_type member renamed from is_scan.
6854 (check_format_info): Use `warning' rather than sprintf followed by
6855 `warning', to avoid mishandling `%' in warnings.
6856 Change `pedwarn' to `warning', since these warnings do not necessarily
6857 mean the program does not conform to the C Standard, as the code
6858 need not be executed.
6860 * c-tree.h (record_function_format): Remove decl; no longer extern.
6862 * extend.texi: Add documentation for strftime format checking.
6864 Sun Apr 12 20:23:03 1998 Jeffrey A Law (law@cygnus.com)
6866 * mips/ecoffl.h: Do not include mips.h.
6867 * mips/elf.h: Likewise.
6869 * configure.in (mips-*-ecoff): Do not mention mips/mips.h in tm_files.
6870 * mips/ecoff.h: Include "mips/mips.h".
6872 Sat Apr 11 22:42:54 PDT 1998 Jeff Law (law@cygnus.com)
6874 * version.c: Bump for snapshot.
6876 Sat Apr 11 01:24:28 1998 Jeffrey A Law (law@cygnus.com)
6878 * cse.c (count_reg_usage): Correctly handle REG_NONNEG notes.
6879 (delete_trivially_dead_insns): Renamed from delete_dead_from_cse.
6880 * toplev.c (rest_of_compilation): Call delete_trivially_dead_insns instead of delete_dead_from_cse. Also call delete_trivially_dead_insns
6881 between loop optimization passes.
6882 * rtl.h: Updated appropriately.
6884 Fri Apr 10 22:28:32 1998 Jeffrey A Law (law@cygnus.com)
6886 Reinstall this patch from Jason.
6887 * function.c (push_function_context_to): Don't call init_emit.
6889 Fri Apr 10 13:40:20 1998 Nick Clifton <nickc@cygnus.com>
6891 * rtl.c (read_skip_spaces): Prevent infinite loops upon
6892 encountering unterminated comments.
6894 Fri Apr 10 10:43:41 1998 Jeffrey A Law (law@cygnus.com)
6896 * emit-rtl.c (operand_subword): Properly handle CONST_INTs for
6899 * configure.in: Handle --with-fast-fixincludes.
6900 (fixincludes): If --with-fast-fixincludes, then use a different
6901 fixincludes program by default.
6902 * Makefile.in (fixinc.sh): New rule.
6904 Fri Apr 10 00:36:31 1998 H.J. Lu (hjl@gnu.org)
6906 * i386.md (movqi+1): Handle invalid QI register.
6907 (movsf_push-1): Likewise.
6909 Thu Apr 9 16:53:59 1998 Nick Clifton <nickc@cygnus.com>
6911 * config/m32r/m32r.c: call_address_operand(): Only accept symbolic
6913 symbolic_memort_operand(), call32_operand(), int8_operand(),
6914 int16_operand(), uint24_operand(), reg_or_int8_operand(): Removed.
6916 uint16_operand(): Made static.
6918 Thu Apr 9 01:43:04 1998 Jeffrey A Law (law@cygnus.com)
6920 * calls.c (expand_call): Fix typo.
6922 Thu Apr 9 00:18:44 1998 Dave Brolley (brolley@cygnus.com)
6924 * c-lex.c (finput): New global.
6925 (init_parse): Always included. Handle !USE_CPPLIB using
6926 code originally in compile_file.
6927 (finish_parse): Update for CPPLIB.
6928 * toplev.c (init_parse, finish_parse): Declare.
6929 (finput): Delete variable. Now in front-ends.
6930 (compile_file): Remove code which is now handled by init_parse
6931 which is unconditionally called. Similarly for finish_parse.
6933 Wed Apr 8 23:13:50 1998 Gavin Koch <gavin@cygnus.com>
6935 * config/mips/r3900.h (ASM_OUTPUT_DEF,SUPPORTS_WEAK,
6936 ASM_WEAKEN_LABEL): Add.
6938 Wed Apr 8 18:21:30 1998 Richard Henderson <rth@cygnus.com>
6940 * alpha/crtbegin.asm, alpha/crtend.asm, alpha/t-crtb: New files.
6941 * configure.in (alpha-*-linux*): Use them.
6943 Fri Apr 3 17:02:13 1998 Alexandre Petit-Bianco <apbianco@cygnus.com>
6945 * tree.def (EXPR_WITH_FILE_LOCATION): New tree node definition.
6946 * tree.h (EXPR_WFL_{NODE,FILENAME,FILENAME_NODE,LINENO,
6947 COLNO,LINECOL,SET_LINECOL,EMIT_LINE_NOTE}): New macros.
6948 (build_expr_wfl): New prototype declaration.
6949 * tree.c (build_expr_wfl): New function, to build
6950 EXPR_WITH_FILE_LOCATION nodes.
6951 (copy_node): Don't zero TREE_CHAIN if copying a
6952 EXPR_WITH_FILE_LOCATION node.
6953 * print-tree.c (print_node): Handle EXPR_WITH_FILE_LOCATION.
6954 * expr.c (expand_expr): Handle EXPR_WITH_FILE_LOCATION.
6956 Wed Apr 8 12:51:19 1998 Jeffrey A Law (law@cygnus.com)
6958 * configure.in (v850): Use t-v850.
6959 (ix86-wrs-vxworks): Recognize 786 just like other x86 configurations.
6961 * protoize.c (creat, read, write): Do not declare.
6963 * jump.c (mark_jump_label): Record REG_LABEL notes for insns which
6964 refer to the CODE_LABEL before a dispatch table.
6966 * invoke.texi: Add ARC options.
6968 * gcc.c (proces_command): Improve error message for -o with
6971 * i386/x-cygwin32 (CLIB): Link in advapi32.
6973 * alpha.h (ASM_IDENTIFY_GCC): Define to nothing.
6974 (ASM_IDENTIFY_LANGUAGE): Likewise.
6976 * i386.md (movqi recognizer): Don't perfom byte increment into
6979 * configure.in (x86-dg-dgux): Run fixinc.dgux.
6981 * i370.h: Fix typo in GEN_INT changes.
6983 * bitmap.c (bitmap_element_allocate): Use "void" for arglist instead
6984 of an empty arglist in prototype.
6986 * Makefile.in: Remove bytecode crud that crept back in after the
6989 1998-04-08 Brendan Kehoe <brendan@cygnus.com>
6991 * c-lex.h (is_class_name): Fix arg type to be tree, not void.
6992 (make_pointer_declarator, reinit_parse_for_function): Fix typo.
6994 Wed Apr 8 06:16:45 1998 Richard Earnshaw (rearnsha@arm.com)
6996 * arm.h (LEGITIMIZE_RELOAD_ADDRESS): Define.
6998 Wed Apr 8 00:44:18 1998 Bernd Schmidt (crux@pool.informatik.rwth-aachen.de>
7000 * c-lex.c (is_class_name): Delete declaration.
7001 (whitespace_cr): Make static and add prototype.
7002 * c-lex.h (make_pointer_declarator, reinit_parse_for_function,
7003 yylex, get_directive_line): Turn declarations into prototypes.
7004 (position_after_whitespace, check_newline, yyerror,, is_class_name,
7005 forget_protocol_qualifiers, remember_protocol_qualifiers): Add
7007 * genattr.c (extend_range, write_upcase, gen_attr, write_units): Add
7009 * gencodes.c (gen_insn): Add prototype.
7010 * genconfig.c (walk_insn, gen_insn, gen_expand, gen_split,
7011 gen_peephole): Add prototypes.
7012 * genflags.c (num_operands, gen_proto, gen_nonproto, gen_insn): Add
7014 * gengenrtl.c (type_from_format, accessor_from_format, special_rtx,
7015 special_format, find_formats, gendecl, genmacro, gendef, genlegend,
7016 genheader, gencode): Add prototypes.
7017 * genopinit.c (gen_insn): Add prototype.
7018 * genoutput.c (output_prologue, output_epilogue, scan_operands,
7019 process_template, validate_insn_alternatives, gen_insn, gen_peephole,
7020 gen_expand, gen_split, n_occurrences): Add prototypes.
7021 * genpeep.c (gen_peephole): Add prototype.
7022 * loop.c (find_and_verify_loops, mark_loop_jump, prescan_loop,
7023 reg_in_basic_block_p, consec_sets_invariant_p, libcall_other_reg,
7024 labels_in_range_p, count_loop_regs_set, note_addr_stored,
7025 loop_reg_used_before_p, scan_loop, replace_call_address,
7026 skip_consec_insns, libcall_benefit, ignore_some_movables,
7027 force_movables, combine_movables, rtx_equal_for_loop_p, move_movables,
7028 strength_reduce, valid_initial_value_p, find_mem_givs, record_biv,
7029 check_final_value, record_giv, update_giv_derive, basic_induction_var,
7030 simplify_giv_expr, general_induction_var, consec_sets_giv,
7031 check_dbra_loop, express_from, combine_givs_p, combine_givs,
7032 product_cheap_p, maybe_eliminate_biv, maybe_eliminate_biv_1,
7033 last_use_this_basic_block, record_initial, update_reg_last_use,
7034 iteration_info, analyze_loop_iterations, insert_bct,
7035 instrument_loop_bct, indirect_jump_in_function_p): Turn declarations
7038 Tue Apr 7 21:48:52 1998 Jeffrey A Law (law@cygnus.com)
7040 * pa.h (LEGITIMIZE_RELOAD_ADDRESS): Define.
7042 1998-04-07 Ken Raeburn <raeburn@cygnus.com>
7044 * config/mips/mips.c (siginfo): Deleted.
7045 (override_options): Don't install SIGINFO signal handler.
7047 Tue Apr 7 11:58:04 1998 Jim Wilson <wilson@cygnus.com>
7049 * loop.c (check_dbra_loop): When normalize comparison_val, add check
7050 to verify it is non-negative.
7052 Tue Apr 7 02:01:47 1998 Richard Henderson <rth@cygnus.com>
7054 * alpha.c (alpha_expand_block_move): Correctly collect block offsets.
7055 (alpha_expand_block_clear): Likewise.
7057 Mon Apr 6 23:36:01 1998 Richard Henderson <rth@cygnus.com>
7059 * tree.h (sizetype_tab): Fix previous change for K&R.
7061 Mon Apr 6 22:23:29 PDT 1998 Jeff Law (law@cygnus.com)
7063 * version.c: Bump for snapshot.
7065 Mon Apr 6 23:16:10 1998 Richard Earnshaw (rearnsha@arm.com)
7067 * configure.in (sparc-*-solaris2*): Add xm-siglist.h to xm_file.
7068 Add USG and POSIX to xm_defines.
7070 Mon Apr 6 21:49:57 1998 Bob Manson <manson@charmed.cygnus.com>
7072 * gcc.c: Add linker spec.
7073 (link_command_spec): Use %(linker) instead of ld.
7074 (main): If collect2 is requested as the linker, see if it exists;
7075 if not, use ld instead.
7077 * Makefile.in (USE_COLLECT2): It's named collect2 now, not ld.
7079 (install-collect2): Install as collect2, not ld.
7081 * configure.in(will_use_collect2): It's named collect2 now.
7083 * collect2: Remove checks to see if we were invoked recursively.
7084 (collect_execute): Use _spawnvp under cygwin32.
7086 Mon Apr 6 17:23:41 1998 Jim Wilson <wilson@cygnus.com>
7088 * haifa-sched.c (build_control_flow): Set unreachable for block whose
7089 only predecessor is itself.
7091 Mon Apr 6 16:08:04 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7093 * c-parse.in: Include system.h, and remove stuff now made redundant.
7096 * protoize.c: Likewise. Properly check for cpp stringification.
7098 * Makefile.in (c-parse.o, cccp.o, cexp.o, protoize.o, unprotoize.o):
7101 * objc/Make-lang.in (objc-parse.o): Likewise.
7103 Mon Apr 6 14:59:58 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7105 * gansidecl.h: Check if compiler supports __attribute__. Provide
7106 definitions for ATTRIBUTE_UNUSED and ATTRIBUTE_PRINTF using
7107 __attribute__ when its available. Also provide definitions for
7108 ATTRIBUTE_PRINTF_1, ATTRIBUTE_PRINTF_2 and ATTRIBUTE_PRINTF_3 in
7109 terms of ATTRIBUTE_PRINTF.
7111 * genoutput.c (process_template): Use ATTRIBUTE_UNUSED in place
7114 Mon Apr 6 07:17:52 1998 Catherine Moore <clm@cygnus.com>
7116 * combine.c (can_combine_p): Include successor in volatile test.
7118 Mon Apr 6 14:16:33 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
7120 * sh.h (CASE_VECTOR_SHORTEN_MODE): Fix logic when to set
7123 Mon Apr 6 02:03:29 1998 Jeffrey A Law (law@cygnus.com)
7125 * objc/objc-act.c (encode_aggregate_within): Avoid GNU extensions
7126 in prototype and definition.
7128 Mon Apr 6 00:48:56 PDT 1998 Jeff Law (law@cygnus.com)
7130 * version.c: Bump for snapshot.
7132 Mon Apr 6 00:08:50 1998 Richard Henderson <rth@cygnus.com>
7134 * alpha.c (alpha_expand_block_clear): Add missing offset arg to
7135 alpha_expand_unaligned_store_words.
7137 Sun Apr 5 21:31:24 1998 John Wehle (john@feith.com)
7139 * i386.md (movsf_push, movsf_mem): Remove.
7140 (movsf_push): Rename from movsf_push_nomove and move in front of
7141 movsf. Use nonmemory_operand predicate and don't bother checking
7143 (movsf_push_memory): New pattern.
7144 (movsf): Don't bother checking for push_operand. If TARGET_MOVE and
7145 both operands refer to memory then force operand[1] into a register.
7146 (movsf_normal): Change to unnamed pattern.
7147 Likewise for movdf, movxf, and friends.
7149 Sun Apr 5 18:45:51 PDT 1998 Jeff Law (law@cygnus.com)
7151 * version.c: Bump for snapshot.
7153 Sun Apr 5 16:31:10 1998 Richard Henderson <rth@cygnus.com>
7155 * configure.in (alpha-dec-osf*): Match osf1.3 correctly.
7157 Sun Apr 5 16:53:37 1998 Don Bowman <don@pixsci.com>
7159 * configure.in (mips-wrs-vxworks): New target.
7161 Sat Apr 4 23:34:32 PST 1998 Jeff Law (law@cygnus.com)
7163 * expmed.c (synth_mult): The value -1, has no zeros, so it can
7164 never have the form ...011.
7166 * version.c: Bump for snapshot.
7168 Sat Apr 4 20:16:46 1998 Richard Henderson <rth@cygnus.com>
7170 * i386.c (asm_output_function_prefix, load_pic_register):
7171 Use ASM_GENERATE_INTERNAL_LABEL properly.
7172 (output_pic_addr_const): Recognize %X to supress any PIC sym suffix.
7173 (print_operand): Ignore it.
7174 (load_pic_register): Use it for the got load call.
7175 * i386.md (prologue_set_got, prologue_get_pc): Likewise.
7176 (prologue_get_pc_and_set_got): Likewise.
7177 * i386.h: Update print_operand docs.
7179 Sat Apr 4 19:08:37 1998 Richard Henderson <rth@cygnus.com>
7181 * i386.md (ffssi, ffshi): Rewrite as define_expands.
7182 (ffssi_1, ffshi_1): New (unspec [] 5) support patterns.
7183 * i386.c (notice_update_cc): Recognize unspec 5.
7185 Sat Apr 4 18:07:16 1998 David Mosberger-Tang (davidm@mostang.com)
7187 * alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Accept '(' for s/sv/svi.
7188 * alpha.c (print_operand): Handle it.
7189 * alpha.md (fix_truncsfdi2): Use it. Add earlyclobber pattern
7191 (fix_truncdfdi2): Likewise.
7193 Sat Apr 4 17:42:05 1998 Richard Henderson <rth@cygnus.com>
7195 * tree.h (sizetype_tab[2], sbitsizetype, ubitsizetype): Merge all
7196 of these into a single struct, with additional [us]sizetype entries.
7197 * stor-layout.c (set_sizetype): Initialize [us]sizetype.
7198 * fold-const.c (size_int_wide): Don't rely on sizetype_tab being
7201 Sat Apr 4 17:04:41 1998 Richard Henderson <rth@cygnus.com>
7203 * configure.in (alpha-*-linux-*): Undo tm_file changes from gcc2 merge.
7205 Sat Apr 4 13:50:01 1998 Richard Henderson <rth@cygnus.com>
7207 * haifa-sched.c (split_block_insns): Don't supress insn splitting
7208 on subsequent passes.
7210 * alpha.c (hard_fp_register_operand): New function.
7211 * alpha.h (PREDICATE_CODES): Add it.
7212 * alpha.md (extendsidi2): Kill bogus f<-f cvtql+cvtlq case. Add an
7213 f<-m case and accompanying define_split.
7214 (trapb): Use a unique unspec_volatile number.
7216 Sat Apr 4 13:32:08 1998 Richard Henderson <rth@cygnus.com>
7218 * configure.in (alpha-*-linux-gnu*): Undo Feb 3 change brought in
7221 Sat Apr 4 10:23:41 1998 Jeffrey A Law (law@cygnus.com)
7223 * Check in merge from gcc2. See ChangeLog.11 and ChangeLog.12
7226 * haifa-sched.c: Mirror recent changes from gcc2.
7228 Fri Apr 3 00:17:01 1998 Jeffrey A Law (law@cygnus.com)
7230 * Makefile.in (insn*.o): Depend on system.h.
7232 * pa.c (output_global_address): Initialize base.
7233 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Initialize index.
7235 1998-04-03 Mike Stump <mrs@wrs.com>
7237 * gthr.h: Support systems that don't have weak, but have threads.
7238 * configure.in (*wrs-vxworks*): Use VxWorks threads by default.
7239 * gthr-vxworks.h: New file.
7240 * objc/thr-vxworks.h: Dummy file from thr-single.c for now.
7242 Thu Apr 2 18:00:52 1998 Jim Wilson <wilson@cygnus.com>
7244 * i386.md (movqi+1): Change alternative 1 from *r/r to *r/*rn.
7246 1998-04-02 Vladimir N. Makarov <vmakarov@cygnus.com>
7248 * ginclude/va-i960.h (va_end): Change void * to void.
7250 Thu Apr 2 13:51:10 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7252 * Makefile.in (choose-temp.o): Depend on system.h.
7254 * choose-temp.c: Include system.h when IN_GCC.
7256 Thu Apr 2 02:37:07 1998 Joern Rennecke (amylaar@cygnus.co.uk)
7257 Richard Henderson <rth@cygnus.com>
7259 * reload.c (find_reloads_address): Try LEGITIMIZE_RELOAD_ADDRESS.
7260 (move_replacements): New function.
7261 * reload.h: Prototype it.
7263 * alpha.h (LEGITIMIZE_RELOAD_ADDRESS): New definition.
7265 Thu Apr 2 01:01:34 1998 Richard Henderson <rth@cygnus.com>
7267 * configure (alpha-*-linuxecoff, alpha-*-linux-gnulibc1):
7270 * emit-rtl.c (gen_lowpart_common): Skip count by HARD_REGNO_NREGS.
7271 (gen_highpart): Likewise.
7272 * final.c (alter_subreg): Allow the target to hook by-mode subreg
7273 hard register number changes.
7275 Wed Apr 1 22:26:22 1998 Jeffrey A Law (law@cygnus.com)
7277 * fold-const.c optimze_bit_field_compare): Initialize rnbitpos,
7278 rnbitsize, rnmode and rinner.
7279 (make_range): Initialize type.
7280 (fold): Initialize arg0, arg1 and varop.
7282 * function.c (instantiate_virtual_regs_1): Initialize offset, regnoi
7284 (expand_function_start): Initialize last_ptr.
7286 * stor-layout.c (layout_record): Initialize desired_align.
7287 (get_best_mode): Initialize unit.
7289 * tree.c (copy_node): Initialize length.
7291 * c-lex.c (yylex): Initialize traditional_type, ansi_type and type.
7293 * caller-save.c (insert_save_restore): Initialize pat, code and
7296 * emit-rtl.c (push_to_sequence): Initialize top.
7297 (push_topmost_sequence): Likewise.
7299 * genattrtab.c (simplify_by_exploding): Initialize defval.
7301 * profile.c (branch_prob): Initialize dest.
7303 * rtl.h (note_stores): Remove duplicate prototype.
7304 (GEN_INT): Re-instate cast of second arg to HOST_WIDE_INT.
7306 * cplus-dem.c (gnu_special): Don't get confused by .<digits>
7307 strings that are not actually lengths.
7309 * genattrtab.c: Make generated file use system.h, instead of
7310 including stdio.h, etc directly.
7311 * genextract.c, genopinit.c, genoutput.c: Likewise.
7312 * genpeep.c, genrecog.c: Likewise
7314 * genoutput.c (process_template): Mark operands in the generated
7315 function as potentially unused if compiling with GNU CC.
7317 * i386/freebsd-elf.h (CPP_PREDEFINES): Update from FreeBSD folks.
7319 * pa.md (reload peepholes): Remove unused variable "mode".
7321 Wed Apr 1 17:06:19 1998 Nick Clifton <nickc@cygnus.com>
7323 * config/arm/thumb.h: Add super interworking support.
7324 * config/arm/thumb.c: Add super interworking support.
7325 * config/arm/thumb.md: Add super interworking support.
7326 * config/arm/lib1funcs.asm: Add interworking support.
7327 * config/arm/lib1thumb.asm: Add super interworking support.
7328 * config/arm/t-semi: Add interworking support.
7329 * config/arm/t-thumb: Add interworking support.
7330 * config/arm/README-interworking: New file.
7332 Wed Apr 1 14:38:10 1998 Jim Wilson <wilson@cygnus.com>
7334 * config/mips/iris6.h (MD_EXEC_PREFIX): Set to /usr/bin/.
7335 (MD_STARTFILE_PREFIX): Unset.
7337 1998-04-01 Mark Mitchell <mmitchell@usa.net>
7339 * varasm.c (make_decl_rtl): Update the DECL_ASSEMBLER_NAME for a
7340 entity in a local scope.
7342 * fold-const.c (fold): Call truthvalue_conversion for values which
7343 are folded to boolean type.
7345 Wed Apr 1 06:09:53 1998 Jeffrey A Law (law@cygnus.com)
7347 * 1750a.md, arm.c, clipper.c, clipper.md: Use GEN_INT consistently.
7348 * convex.h, dsp16xx.c, fx80.md, gmicro.c, gmicro.md: Likewise.
7349 * i370.h, i370.md, i860.c, i860.h, i860.md, i960.c: Likewise.
7350 * i960.h, i960.md, m32r.md, m68k.md, m68kv4.h, m88k.c: Likewise.
7351 * m88k.md, ns32k.c, ns32k.md, pdp11.c, pdp11.h, pdp11.md: Likewise.
7352 * pyr.c, pyr.h, pyr.md, romp.c, romp.h, romp.md: Likewise.
7353 * rs6000.md, sparc.c, sparc.h, sparc.md, spur.c, spur.md: Likewise.
7354 * tahoe.md, vax.h, vax.md, we32k.c, we32k.h, we32k.md: Likewise.
7355 * md.texi: Likewise.
7357 Wed Apr 1 08:33:44 1998 Manfred Hollstein <manfred@s-direktnet.de>
7359 * fixincludes (limits.h): Fix nested comments in Motorola's
7360 limits.h and sys/limits.h.
7362 Tue Mar 31 16:57:33 1998 Jim Wilson <wilson@cygnus.com>
7364 * alpha.c (alpha_expand_unaligned_load): Use tgt instead of addr
7365 as dest of expand_binop call.
7367 * alpha.md (extzv): Correct check for valid operand[2] values.
7369 * profile.c (branch_prob): Add code to recognize HPPA tablejump entry
7372 * toplev.c (rest_of__compilation): Call init_recog_no_volatile at end.
7374 Mon Mar 30 13:11:05 1998 Stan Cox <scox@cygnus.com>
7376 * libgcc2.c: (__main, __do_global_dtors, __do_global_ctors):
7377 For __CYGWIN32__ use the versions in winsup/dcrt0.cc.
7379 * gcc.c, cccp.c, cpplib.c, collect2.c (GET_ENVIRONMENT): Added.
7380 cygwin32 can override this to allow both unix and win32 style PATHs.
7382 * i386/xm-cygwin32.h (GET_ENVIRONMENT): Defined to allow win32
7383 style environment paths.
7385 Mon Mar 30 14:43:20 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7387 * Makefile.in (cppalloc.o, cpperror.o, cppexp.o, cpphash.o,
7388 cpplib.o, cppmain.o, fix-header.o, gcov.o, gen-protos.o,
7389 gengenrtl.o, halfpic.o, hash.o, scan-decls.o, scan.o): Depend on
7392 * cpphash.c: Include config.h.
7393 * cppalloc.c: Include system.h. Add parameters to various
7394 function prototypes.
7395 * cpperror.c: Likewise.
7396 * cppexp.c: Likewise.
7397 * cpphash.c: Likewise.
7398 * cpplib.c: Likewise.
7399 * cppmain.c: Likewise.
7400 * fix-header.c: Likewise.
7402 * gen-protos.c: Likewise.
7403 * gengenrtl.c: Likewise.
7404 * halfpic.c: Likewise.
7406 * scan-decls.c: Likewise.
7409 Mon Mar 30 11:06:45 1998 Jim Wilson <wilson@cygnus.com>
7411 * README.gnat: Add lang_print_xnode definition.
7413 Mon Mar 30 11:12:24 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
7415 * config/m68k/m68k.c (standard_68881_constant_p): Don't use
7416 fmovecr on the 68060.
7418 Mon Mar 30 00:21:03 1998 Jeffrey A Law (law@cygnus.com)
7420 * genemit.c (DONE): Rework so that it works in the true arm if
7421 an if-else conditional.
7424 Sun Mar 29 12:45:23 1998 Jeffrey A Law (law@cygnus.com)
7426 * rs6000.c: Do not include stdioh or ctype.h anymore.
7428 * Makefile.in (c-typeck.o): Delete on expr.h, insn-codes.h and
7430 (stor-layout.o): Likewise.
7431 * c-typeck.c: Include rtl.h and expr.h.
7432 * stor-layout.c: Likewise.
7434 * cpplib.c (cpp_file_line_for_message): Delete unused parameter.
7435 All callers changed.
7436 (do_sccs): Wrap in an SCCS_DIRECTIVE ifdef.
7437 * fix-header.c (cpp_file_line_for_message): Delete unused paramter.
7438 All callers changed.
7440 * collect2.c (is_in_list): Wrap inside COLLECT_EXPORT_LIST ifdef.
7442 * local-alloc.c (reg_classes_overlap_p): Delete dead function.
7444 * tree.h (lang_print_xnode): Provide prototype.
7446 Sat Mar 28 23:50:44 PST 1998 Jeff Law (law@cygnus.com)
7448 * version.c: Bump for snapshot.
7450 Sun Mar 29 00:42:21 1998 Jeffrey A Law (law@cygnus.com)
7452 * objc/sendmsg.c (__objc_block_forward): Add braces for return
7453 value if INVISIBLE_STRUCT_RETURN.
7455 * pa.c (arith_double_operand): Fix parens.
7457 * haifa-sched.c (print_pattern): Correct arg to sprintf.
7459 * Makefile.in (libgcc1.null): Make return type for __foo void.
7461 Sat Mar 28 14:37:20 1998 Jeffrey A Law (law@cygnus.com)
7463 * pa.h: Add declarations for many functions defined in pa.c.
7465 * genpeep.c (main): Remove unused variable 'i' from the generated
7468 * genemit.c (gen_expand): Do not emit "_done" or "_fail" labels.
7469 (gen_split): Likewise.
7470 (main): Rework generated definitions of DONE and FAIL so that they
7471 no longer use gotos. Avoids warnings about unused labels.
7473 * integrate.c (copy_rtx_and_substitute): Rework to avoid need for
7474 unused "junk" variable.
7476 * genattrtab.c (write_complex_function): Add a default case in
7477 generated switch statement to keep -W -Wall quiet.
7479 Sat Mar 28 10:47:21 1998 Nick Clifton <nickc@cygnus.com>
7481 * invoke.texi: Document more ARM and Thumb command line options.
7483 * config/arm/xm-thumb.h: New file.
7485 Sat Mar 28 01:37:33 1998 Craig Burley <burley@gnu.ai.mit.edu>
7487 * stmt.c (expand_expr_stmt): Must generate code for
7488 statements within an expression (gcc's `({ ... )}')
7489 even if -fsyntax-only.
7491 Sat Mar 28 01:06:12 1998 Bernd Schmidt <crux@pool.informatik.rwth-aachen.de>
7492 Jeffrey A Law (law@cygnus.com)
7494 * basic-block.h (basic_block_computed_jump_target): Declare.
7495 * flags.h: (current_function_has_computed_jump): Declare.
7496 * flow.c: (basic_block_computed_jump_target): Define.
7497 (flow_analysis): Allocate it. Set current_function_has_computed_jump
7499 (find_basic_blocks): Set current_function_has_computed_jump and
7500 elements of basic_block_computed_jump_target to 1 as appropriate.
7501 * function.c: (current_function_has_computed_jump): Define.
7502 * global.c (global_conflicts): Don't allocate pseudos into stack regs
7503 at the start of a block that is reachable by a computed jump.
7504 * reg-stack.c (stack_reg_life_analysis): If must restart, do so
7506 (subst_stack_regs): Undo change from Sep 4 1997.
7507 (uses_reg_or_mem): Now unused, deleted.
7508 * stupid.c (stupid_life_analysis): Compute
7509 current_function_has_computed_jump.
7510 (stupid_find_reg): Don't allocate stack regs if the function has a
7512 * haifa-sched.c (is_cfg_nonregular): Delete code to determine if
7513 the current function has a computed jump. Use the global value
7516 Sat Mar 28 00:21:37 1998 Jeffrey A Law (law@cygnus.com)
7518 * i386/freebsd.h (CPP_PREDEFINES): Remove __386BSD__.
7519 (DWARF2_UNWIND_INFO): Define to zero.
7521 Fri Mar 27 16:04:49 1998 Michael Meissner <meissner@cygnus.com>
7523 * gcc.c (set_std_prefix): Add declaration.
7524 (process_command): If GCC_EXEC_PREFIX is set, remove /lib/gcc-lib/
7525 suffix, and update the standard prefix prefix.c uses.
7527 * prefix.c (std_prefix): New global to hold default prefix value.
7528 (get_key_value): Change to use std_prefix instead of PREFIX.
7529 (translate_name): Ditto.
7530 (update_path): Ditto.
7531 (get_key_value): Release allocated scratch storage.
7532 (set_std_prefix): New function to reset the standard prefix.
7534 Fri Mar 27 18:08:21 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
7536 * sh.c (find_barrier): Fix calculations for alignment increase.
7538 Fri Mar 27 08:56:52 1998 Manfred Hollstein <manfred@s-direktnet.de>
7540 * Makefile.in (stmp-fixinc): If we're actually fixing include
7541 files, copy gcc's assert.h into the fixed include dir.
7542 * fixincludes (assert.h): Avoid any attempts to fix a probably
7543 broken system specific assert.h file.
7544 * fixproto (stdlib.h): Make sure, it'll contain a definition of
7547 Fri Mar 27 00:49:46 1998 Jeffrey A Law (law@cygnus.com)
7549 * regclass.c (reg_scan_mark_refs): Be more selective about
7550 when we mark a register with REGNO_POINTER_FLAG.
7552 Thu Mar 26 23:00:11 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
7554 reload inheritance improvement:
7555 * reload1.c (reg_reloaded_contents, reg_reloaded_insn):
7556 Change meaning: index is now hard reg number.
7557 (reg_reloaded_valid, reg_reloaded_dead): New variables.
7558 (reload_spill_index): Content is now a hard reg number.
7559 (reload_as_needed): Change to fit new variable meaning.
7560 (forget_old_reloads_1, allocate_reload_reg): Likewise.
7561 (choose_reload_regs, emit_reload_insns): Likewise.
7563 Thu Mar 26 18:34:13 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
7565 * regclass.c (record_reg_classes): '?' increases cost by two.
7567 * reload.c (find_reloads): Double previous costs. Output
7568 reloads cost one unit extra.
7570 * reload1.c (eliminate_regs): Delete LOAD_EXTENDED_OP code that
7571 boiled down to && ! 0.
7573 * reload.c (find_equiv_reg): Also consider a goal offset from the
7574 frame pointer to be constant.
7576 Thu Mar 26 17:34:46 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
7578 * sh.h (OPTIMIZATION_OPTIONS): Define.
7580 Thu Mar 26 00:19:47 1998 Richard Henderson <rth@cygnus.com>
7582 * combine.c (make_compound_operation): Simplify (subreg (*_extend) 0).
7584 Wed Mar 25 23:53:11 1998 Jeffrey A Law (law@cygnus.com)
7586 * pa.c (pa_adjust_cost): Avoid redundant calls to get_attr_type.
7588 Wed Mar 25 13:40:48 1998 Jim Wilson <wilson@cygnus.com>
7590 * c-common.c (check_format_info): Initialize type, is_type. New local
7591 integral_format. Don't warn for 'L' when pedantic. Do warn for 'L'
7592 when pedantic if used with integral format specifier.
7594 Wed Mar 25 16:09:01 1998 Michael Meissner <meissner@cygnus.com>
7596 * rs6000.h (FUNCTION_ARG_PADDING): Cast result to be enum
7598 (function_arg_padding): Declare.
7600 * rs6000.c: Include system.h.
7601 (function_arg_padding): Change return type to int, cast enum's to
7604 (From Kaveh R. Ghazi <ghazi@caip.rutgers.edu>)
7605 * collect2.c (scan_prog_file): Add explicit braces to avoid
7608 * dbxout.c (dbxout_type_fields): Add braces around empty body in
7610 (dbxout_type): Likewise.
7612 * rs6000.c (rs6000_override_options): Change type of `i', `j' and
7613 `ptt_size' from int to size_t.
7614 (rs6000_file_start): Likewise for `i'.
7615 (rs6000_replace_regno): Add default case in enumeration switch.
7616 (output_epilog): Remove unused variable `i'.
7617 (rs6000_longcall_ref): Remove unused variables `len', `p', `reg1'
7620 * rs6000.h (ADDITIONAL_REGISTER_NAMES): Add missing braces around
7622 (get_issue_rate, non_logical_cint_operand): Add prototype.
7623 (rs6000_output_load_toc_table): Ditto.
7625 * rs6000.md (udivmodsi4): Add explicit braces to avoid ambiguous
7628 Wed Mar 25 10:05:19 1998 Nick Clifton <nickc@cygnus.com>
7630 * config/arm/thumb.c: New File. Support for ARM's Thumb
7632 * config/arm/thumb.h: New File. Thumb definitions.
7633 * config/arm/thumb.md: New File. Thumb machine description.
7634 * config/arm/tcoff.h: New File. Thumb COFF support.
7635 * config/arm/t-thumb: New File. Thumb makefile fragment.
7636 * config/arm/lib1thumb.asm: New File. Thumb libgcc support functions.
7638 * configure.in: Add Thumb-coff target.
7639 * configure: Add Thumb-coff target.
7640 * config.sub: Add Thumb-coff target.
7642 Wed Mar 25 10:30:32 1998 Jim Wilson <wilson@cygnus.com>
7644 * loop.c (scan_loop): Initialize move_insn_first to zero.
7646 Wed Mar 25 01:06:49 1998 Joel Sherrill (joel@OARcorp.com)
7648 * config/i386/go32-rtems.h: Defined TARGET_MEM_FUNCTIONS.
7649 * config/i386/rtems.h: Likewise.
7650 * config/i960/rtems.h: Likewise.
7651 * config/m68k/rtems.h: Likewise.
7652 * config/mips/rtems64.h: Likewise.
7653 * config/pa/rtems.h: Likewise.
7654 * config/rs6000/rtems.h: Likewise.
7655 * config/sh/rtems.h: Likewise.
7656 * config/sparc/rtems.h: Likewise.
7658 Wed Mar 25 00:57:26 1998 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7660 * pa.c (emit_move_sequence): If in reload, call find_replacement.
7662 Tue Mar 24 10:44:11 1998 Nick Clifton <nickc@cygnus.com>
7664 * Makefile.in (gcov$(exeext)): Support .exe extension to gcov.
7666 * collect2.c (find_a_file): Add debugging.
7667 (find_a_file): Test for win32 style absolute paths if
7668 DIR_SERPARATOR is defined.
7669 (prefix_from_string): Add debugging.
7670 (main): Test for debug command line switch at start of program
7672 (main): Use GET_ENVIRONMENT rather than getenv().
7673 (prefix_from_env): Use GET_ENVIRONMENT.
7675 1998-03-24 Mark Mitchell <mmitchell@usa.net>
7677 * cplus-dem.c (optable): Add sizeof.
7678 (demangle_template_value_parm): New function containing code
7679 previously found in demangle_template.
7680 (demangle_integral_value): New function which handles complicated
7681 integral expressions.
7682 (demangle_template): Use them.
7684 Tue Mar 24 12:13:18 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7686 * Makefile.in (genconfig.o, genflags.o, gencodes.o, genemit.o,
7687 genopinit.o, genrecog.o, genextract.o, genpeep.o, genattr.o,
7688 genattrtab.o, genoutput.o): Depend on system.h.
7690 * genattr.c: Include system.h. Add arguments to various function
7691 prototypes. Remove redundant prototype of read_rtx().
7692 * genattrtab.c: Likewise.
7693 * gencodes.c: Likewise.
7694 * genconfig.c: Likewise.
7695 * genemit.c: Likewise.
7696 * genextract.c: Likewise.
7697 * genflags.c: Likewise.
7698 * genopinit.c: Likewise.
7699 * genoutput.c: Likewise.
7700 * genpeep.c: Likewise.
7701 * genrecog.c: Likewise.
7703 1998-03-24 Martin von Loewis <loewis@informatik.hu-berlin.de>
7705 * c-lang.c (lang_print_xnode): New function.
7706 * objc/objc-act.c (lang_print_xnode): Likewise.
7707 * print-tree.c (print_node): Call it
7709 Mon Mar 23 23:59:11 1998 H.J. Lu (hjl@gnu.org)
7711 * c-parse.in: Recognize protocol qualifiers in class
7712 definitions for objc.
7714 (yyerror): Remove redundant decl.
7715 (yyprint): Fix prototype.
7717 Mon Mar 23 23:49:47 1998 Jeffrey A Law (law@cygnus.com)
7719 * cse.c (rtx_cost): Only call CONST_COSTS if it is defined.
7721 * stmt.c (unroll_block_trees): Free block_vector if needed.
7723 Mon Mar 23 23:26:42 1998 Philippe De Muyter <phdm@macqel.be>
7725 * m68k/m68k.md (zero_extendqidi2, zero_extendhidi2): New patterns.
7726 (zero_extendsidi2): Avoid useless copy.
7727 (iordi_zext): New pattern.
7728 (iorsi_zexthi_ashl16): Pattern reworked to avoid "0" constraint for
7730 (iorsi_zext): New name for old unnamed pattern; indentation fixes.
7732 * m68k/m68k.md (ashldi_const): Allow shift count in range ]32,63].
7733 (ashldi3): Allow constant shift count in range ]32,63].
7734 (ashrdi_const, ashrid3, lshrdi_const, lshrdi3): Likewise.
7736 1998-03-22 Mark Mitchell <mmitchell@usa.net>
7738 * tree.h (IS_EXPR_CODE_CLASS): New macro.
7740 Mon Mar 23 23:18:48 1998 Jeffrey A Law (law@cygnus.com)
7742 * h8300.h (CONST_COSTS): Remove definition.
7743 (DEFAULT_RTX_COSTS): Define.
7745 Mon Mar 23 22:58:22 1998 Joel Sherrill (joel@OARcorp.com)
7747 * config/sh/rtems.h: Switched from ELF to COFF.
7749 Mon Mar 23 14:14:20 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
7751 * freebsd.h (ASM_OUTPUT_ALIGN): Redefine.
7753 Sat Mar 21 23:52:56 PST 1998 Jeff Law (law@cygnus.com)
7755 * version.c: Bump for snapshot.
7757 Sun Mar 22 00:50:42 1998 Nick Clifton <nickc@cygnus.com>
7758 Geoff Noer <noer@cygnus.com>
7760 * Makefile.in: Various fixes for building cygwin32 native toolchains.
7762 * objc/Makefile.in: Various fixes for building cygwin32 native toolchains.
7763 * objc/Make-lang.in: Likewise.
7765 * config/i386/xm-cygwin32.h (PATH_SEPARATOR): Set to a semi-colon.
7767 Sun Mar 22 00:21:46 1998 R. Ganesan <rganesan@novell.com>
7769 * configure.in: Handle with-PACKAGE=no correctly
7771 Fri Mar 20 17:36:23 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7773 * Makefile.in (alias.o, bitmap.o, c-aux-info.o, c-common.o,
7774 c-decl.o, c-iterate.o, c-lang.o, c-lex.o, c-pragma.o, c-typeck.o,
7775 caller-save.o, calls.o, collect2.o, combine.o, cse.o, dbxout.o,
7776 dwarf2out.o, dwarfout.o, emit-rtl.o, except.o, explow.o, expmed.o,
7777 expr.o, final.o, flow.o, function.o, getpwd.o, global.o,
7778 integrate.o, jump.o, local-alloc.o, loop.o, optabs.o, pexecute.o,
7779 prefix.o, print-rtl.o, print-tree.o, profile.o, real.o, recog.o,
7780 reg-stack.o, regclass.o, regmove.o, reload.o, reload1.o, reorg.o,
7781 rtl.o, rtlanal.o, sdbout.o, stmt.o, stor-layout.o, stupid.o,
7782 tlink.o, toplev.o, tree.o, unroll.o, varasm.o, xcoffout.o): Depend
7785 * alias.c, bitmap.c, c-aux-info.c, c-common.c, c-decl.c,
7786 c-iterate.c, c-lang.c, c-lex.c, c-pragma.c, c-typeck.c,
7787 caller-save.c, calls.c, collect2.c, combine.c, cse.c, dbxout.c,
7788 dwarf2out.c, dwarfout.c, emit-rtl.c, except.c, explow.c, expmed.c,
7789 expr.c, final.c, flow.c, function.c, gcc.c, getpwd.c, global.c,
7790 integrate.c, jump.c, local-alloc.c, loop.c, optabs.c, pexecute.c,
7791 prefix.c, print-rtl.c, print-tree.c, profile.c, real.c, recog.c,
7792 reg-stack.c, regclass.c, regmove.c, reload.c, reload1.c, reorg.c,
7793 rtl.c, rtlanal.c, sched.c, sdbout.c, stmt.c, stor-layout.c,
7794 stupid.c, tlink.c, toplev.c, tree.c, unroll.c, varasm.c,
7795 xcoffout.c: Include system.h. Organize include ordering so
7796 that stdarg/varargs comes before other system headers. Remove
7797 spurious casts of functions assured of a prototype in system.h.
7799 Fri Mar 20 11:19:40 1998 Stan Cox <scox@equinox.cygnus.com>
7801 * reg-stack.c (pop_stack): Define. Pops any register on the
7802 regstack and adjusts regstack.
7803 (compare_for_stack_reg): Use pop_stack.
7805 Thu Mar 19 23:51:01 1998 Jeffrey A Law (law@cygnus.com)
7807 * configure.in (hppa1.0-hp-hpux10): Handle threads for this
7810 Thu Mar 19 20:30:31 1998 Philippe De Muyter <phdm@macqel.be>
7812 * libgcc2.c (exit): Do not call __bb_exit_func if HAVE_ATEXIT.
7814 * fold-const.c (fold): Replace sign-extension of a zero extended
7815 value by a single zero extension.
7817 Thu Mar 19 00:58:07 1998 Jason Merrill <jason@yorick.cygnus.com>
7819 * except.c (init_eh): Do nothing.
7820 (save_eh_status): Call init_eh_for_function, not init_eh.
7821 * function.c (push_function_context_to): Don't call init_emit.
7823 Thu Mar 19 13:39:52 1998 Michael Meissner <meissner@cygnus.com>
7825 * rs6000/sysv4.h (RELATIVE_PREFIX_NOT_LINKDIR): Undef for System V
7828 Thu Mar 19 10:10:36 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7830 * final.c (shorten_branches): Add parentheses around +/- in
7833 * flow.c (life_analysis): Wrap variable `i' in macro ELIMINABLE_REGS.
7835 Thu Mar 19 09:15:17 1998 Manfred Hollstein <manfred@s-direktnet.de>
7837 * regclass.c (memory_move_secondary_cost): Wrap uses of
7838 SECONDARY_INPUT_RELOAD_CLASS and SECONDARY_OUTPUT_RELOAD_CLASS
7841 Thu Mar 19 09:06:35 1998 Manfred Hollstein <manfred@s-direktnet.de>
7843 * config/m68k/m68k.md (addqi3): Fix typo gen_INT vs. GEN_INT.
7845 * flow.c (life_analysis): #include <sys/types.h> to make sure
7847 * cplus-dem.c (demangle_function_name): Likewise.
7849 Thu Mar 19 09:00:01 1998 Manfred Hollstein <manfred@s-direktnet.de>
7851 * final.c (insn_noperands): Change type to unsigned int.
7852 (final_scan_insn): Likewise for noperands;
7853 properly check operand number boundaries.
7855 Wed Mar 18 16:20:30 1998 Richard Henderson <rth@cygnus.com>
7857 * alpha.md (extzv): Don't reject register operands. Fix
7860 Wed Mar 18 16:14:23 1998 Richard Henderson <rth@cygnus.com>
7862 * dbxout.c (dbxout_function_end): Fix last change. The correct
7863 predicate is ASM_OUTPUT_SECTION_NAME.
7865 Wed Mar 18 12:43:20 1998 Jim Wilson <wilson@cygnus.com>
7867 * sh.md (ashlsi_c-1): Delete 3rd argument to gen_ashlsi_c.
7868 (ashlsi): Use match_dup 1 instead of match_operand 2.
7870 Wed Mar 18 13:46:07 1998 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7872 * fold-const.c (operand_equal_for_comparison_p): See if equal
7873 when nop conversions are removed.
7875 Wed Mar 18 13:42:01 1998 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7877 * expr.c (expand_expr, case COND_EXPR): If have conditional move,
7878 don't use ORIGINAL_TARGET unless REG.
7880 Wed Mar 18 16:53:19 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
7882 * netbsd.h (ASM_OUTPUT_ALIGN): Redefine.
7884 Wed Mar 18 12:43:20 1998 Jim Wilson <wilson@cygnus.com>
7886 * loop.c (struct movable): New field move_insn_first.
7887 (scan_loop): In consec sets code, set it. Clear it otherwise.
7888 (move_movables): In consec sets code, use it. Copy REG_NOTES from
7889 p to i1 only if i1 does not have REG_NOTES. Delete obsolete ifdefed
7892 Wed Mar 18 09:52:56 1998 Richard Henderson <rth@cygnus.com>
7894 * rtl.c (read_rtx): Fall back on homebrew atoll if HOST_WIDE_INT
7895 is large, and the system doesn't provide atoll or atoq.
7898 * alpha/xm-vms.h (HAVE_ATOLL): Define.
7899 Reported by Klaus Kaempf <kkaempf@progis.de>.
7901 Wed Mar 18 09:56:26 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7903 * c-lang.c (finish_file): Wrap variable `void_list_node' with macro
7904 test !ASM_OUTPUT_CONSTRUCTOR || !ASM_OUTPUT_DESTRUCTOR.
7906 * calls.c (emit_call_1): Wrap variable `already_popped' with macro
7907 test !ACCUMULATE_OUTGOING_ARGS.
7909 * collect2.c (write_c_file_glob): Wrap function definition in
7910 macro test !LD_INIT_SWITCH.
7912 * combine.c (try_combine): Wrap variables `cc_use' and
7913 `compare_mode' in macro test EXTRA_CC_MODES.
7915 * cpplib.c (do_ident): Remove unused variable `len'.
7916 (skip_if_group): Remove unused variables `at_beg_of_line' and
7918 (cpp_get_token): Remove unused variable `dummy'.
7920 * dbxout.c (scope_labelno): Move static variable definition inside
7921 the one function scope where it is used.
7922 (dbxout_function_end): Wrap prototype and definition in
7923 macro test !NO_DBX_FUNCTION_END.
7925 * dwarf2out.c (add_subscript_info): Wrap variable `dimension_number'
7926 in macro test !MIPS_DEBUGGING_INFO.
7928 * expr.c (expand_builtin_setjmp): Move declaration of variable `i'
7929 into the scope where it is used. Wrap empty else-statement body
7932 * fix-header.c: Fix typo in comment.
7933 (inf_skip_spaces): Cast results of INF_UNGET to (void).
7934 (check_protection, main): Likewise.
7936 * flow.c (find_basic_blocks_1): Remove dangling comment text.
7938 * function.c (contains): Wrap prototype and definition in macro
7939 test HAVE_prologue || HAVE_epilogue.
7940 (fixup_var_refs_1): Remove unused variable `width'.
7942 * gen-protos.c (main): Remove unused variable `optr'.
7944 * haifa-sched.c (debug_control_flow): Remove unused variable `j'.
7946 * libgcc2.c (__udiv_w_sdiv): Provide dummy return value of 0.
7947 (__sjpopnthrow): Remove unused variable `jmpbuf'.
7948 (__throw): Remove unused variable `val'.
7950 * protoize.c: Check for a previously existing definition before
7951 defining *_OK macros.
7953 * scan-decls.c (scan_decls): Remove unused variable `old_written'.
7955 Tue Mar 17 00:45:48 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
7957 * vax.h (ADDR_VEC_ALIGN): Define.
7959 Mon Mar 16 15:57:17 1998 Michael Meissner <meissner@cygnus.com>
7961 * gcc.c (default_arg): Don't wander off the end of allocated
7964 (From Geoffrey Keating <geoffk@ozemail.com.au>)
7965 * rs6000.c (small_data_operand): Ensure that any address
7966 referenced relative to the small data area is inside the SDA.
7968 Mon Mar 16 12:55:15 1998 Jim Wilson <wilson@cygnus.com>
7970 * config/m68k/netbsd.h (ASM_SPEC): Add %{m68060}.
7972 Mon Mar 16 15:50:20 EST 1998 Andrew MacLeod <amacleod@cygnus.com>
7974 * except.h (in_same_eh_region): New prototype.
7975 (free_insn_eh_region, init_insn_eh_region): New prototypes.
7976 * except.c (insn_eh_region, maximum_uid): New static variables.
7977 (set_insn_eh_region): New static function to set region numbers.
7978 (free_insn_eh_region): New function to free EH region table.
7979 (init_insn_eh_region): New function to initialize EH region table.
7980 (in_same_eh_region): New function used to determine if two rtl
7981 instructions are in the same exception region or not.
7982 * final.c (final): Initialize the table indicating which instructions
7983 belong in which exception region.
7984 * genpeep.c (main): Add "except.h" to include file list in generated
7986 * config/sparc/sparc.md: Add calls to 'in_same_eh_region' in 4
7987 peepholes involving calls and unconditional branches.
7989 Mon Mar 16 11:16:50 1998 Jim Wilson <wilson@cygnus.com>
7991 * README.gnat: New file.
7993 Mon Mar 16 11:14:20 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
7995 * config/m68k/m68k.c: Include <stdlib.h> for atoi. Include
7996 "recog.h" for offsettable_memref_p.
7997 (legitimize_pic_address): Remove unused variable `offset'.
7998 (notice_update_cc): Change return type to void. Add default label
8000 (standard_68881_constant_p): Remove unused variable mode.
8001 (print_operand): Define local variable i only if SUPPORT_SUN_FPA.
8002 (const_int_cost): Explicitly declare as returning int.
8003 (output_dbcc_and_branch): Change return type to void.
8005 * config/m68k/linux.h, config/m68k/m68k.md, config/m68k/m68k.c,
8006 config/m68k/m68k.h: Replace gen_rtx (XXX, ...) with gen_rtx_XXX
8007 (...). Use GEN_INT instead of gen_rtx_CONST_INT.
8009 Sun Mar 15 22:30:44 PST 1998 Jeff Law (law@cygnus.com)
8011 * version.c: Bump for snapshot.
8013 Fri Mar 13 11:30:12 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
8015 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Fix logic in range
8016 check for 'M' constraint.
8018 Thu Mar 12 14:47:14 1998 Jim Wilson <wilson@cygnus.com>
8020 * cccp.c (create_definition): If pedantic, call pedwarn for macro
8023 Thu Mar 12 13:43:25 1998 Bernd Schmidt <crux@Pool.Informatik.RWTH-Aachen.DE>
8025 * i386.c (ix86_logical_operator): New function.
8026 (split_di): Ensure that when a MEM is split, the resulting MEMs have
8028 * i386.md (anddi3, xordi3, iordi3): New patterns. Add a define_split
8031 Thu Mar 12 15:13:16 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8032 Richard Earnshaw <rearnsha@arm.com>
8033 Nick Clifton <nickc@cygnus.com>
8035 * tm.texi (DEFAULT_RTX_COSTS): Document new macro.
8037 * arm.h (DEFAULT_RTX_COSTS): Define instead of RTX_COSTS.
8039 * cse.c (rtx_cost): Provide a default case in an enumeration
8040 switch, and call DEFAULT_RTX_COSTS if it's defined.
8042 Thu Mar 12 10:02:38 1998 Manfred Hollstein <manfred@s-direktnet.de>
8044 * basic-block.h (compute_preds_succs): Change return type in
8046 * flow.c (compute_preds_succs): Likewise in function definition.
8048 * regmove.c (find_matches): Cast char used as array index to unsigned char
8051 Thu Mar 12 09:39:40 1998 Manfred Hollstein <manfred@s-direktnet.de>
8053 * i386.h (RTX_COSTS): Insert braces around nested if.
8054 (ADDITIONAL_REGISTER_NAMES): Insert braces around structured
8057 * gcc.c (default_compilers): Properly put brackets around array elements in
8060 * getopt.c (_getopt_internal): Add explicit braces around nested if;
8063 * reg-stack.c (record_asm_reg_life): Add explicit braces around nested if's.
8064 (record_reg_life_pat): Add explicit parens around && and || in expression.
8065 (stack_reg_life_analysis): Add parens around assignment used as expression.
8066 (convert_regs): Likewise.
8068 Thu Mar 12 09:25:29 1998 Manfred Hollstein <manfred@s-direktnet.de>
8070 * bitmap.c (bitmap_element_allocate): Remove unused parameter;
8071 change callers accordingly.
8073 * cplus-dem.c (arm_special): Remove unused parameter work in prototype
8074 and definition; change all callers accordingly.
8076 * except.c (init_eh): Avoid assignment of unused return value of
8077 build_pointer_type; cast it to void, instead, and remove unused
8080 * gcc.c (lang_specific_driver): Define prototype only #ifdef
8081 LANG_SPECIFIC_DRIVER.
8082 (temp_names): Define only #ifdef MKTEMP_EACH_FILE.
8084 * genoutput.c (output_epilogue): Initialize next_name to 0.
8086 * real.c (efrexp): #if 0 prototype and function definition.
8087 (eremain): Likewise.
8094 * reload.c (push_secondary_reload): Define prototype only
8095 #ifdef HAVE_SECONDARY_RELOADS.
8097 * varasm.c (assemble_static_space): Define rounded only
8098 #ifndef ASM_OUTPUT_ALIGNED_LOCAL.
8100 Thu Mar 12 09:11:35 1998 Manfred Hollstein <manfred@s-direktnet.de>
8102 * i386.md (andsi): Add default case in enumeration switch.
8107 Thu Mar 12 08:37:02 1998 Manfred Hollstein <manfred@s-direktnet.de>
8109 * c-decl (finish_struct): Change type of min_align to unsigned.
8111 * cplus-dem.c (demangle_function_name): Change type of variable i to size_t;
8112 remove unused variable len.
8114 * dwarf2out.c (reg_save): Add explicit cast of -1 to unsigned and a
8115 comment indicating this is proper behaviour.
8116 (reg_loc_descriptor): Remove redundant comparison of unsigned variable
8118 (based_loc_descr): Likewise.
8120 * enquire.c (bitpattern): Change type of variable i to unsigned.
8122 * final.c (output_asm_insn): Don't cast insn_noperands to unsigned.
8124 * flow.c (life_analysis): Change type of variable i to size_t;
8125 remove unused variable insn.
8127 * gcc.c (translate_options): Change type of variables optlen, arglen and
8129 (input_filename_length): Change type to size_t.
8130 (do_spec_1): Change type of variable bufsize to size_t.
8131 (main): Change type of variables i and j to size_t;
8132 remove subblock local definition of variable i.
8133 (lookup_compiler): Change type of second argument to size_t;
8134 change type of variable i to size_t.
8136 * genemit.c (output_init_mov_optab): Change type of variable i to size_t.
8138 * genopinit.c (get_insn): Change type of variable pindex to size_t.
8140 * genrecog.c (add_to_sequence): Change type of variable i to size_t.
8142 * global.c (global_alloc): Change type of variable i to size_t.
8144 * regclass.c (init_reg_sets): Change type of variables i and j to unsigned.
8146 * stmt.c (expand_end_bindings): Change type of variable i to size_t.
8147 (expand_end_case): Change type of variable count to size_t.
8149 * toplev.c (main): Change type of variable j to size_t.
8150 (set_target_switch): Change type of variable j to size_t.
8151 (print_switch_values): Change type of variable j to size_t;
8152 remove unused variable flags.
8154 * varasm.c (assemble_variable): Change type of variable align to size_t.
8155 (const_hash_rtx): Change type of variable i to size_t.
8157 1998-03-11 Mark Mitchell <mmitchell@usa.net>
8159 * dbxout.c (dbxout_type_methods): Only treat TYPE_METHODS as a
8160 TREE_VEC if that's what it really is.
8162 Wed Mar 11 15:16:01 1998 Michael Meissner <meissner@cygnus.com>
8164 * {haifa-,}sched.c (rank_for_schedule): Only take void * arguments
8167 Wed Mar 11 12:05:20 1998 Teemu Torma <tot@trema.com>
8169 * gthr.h: Changed the comment about return values.
8170 * gthr-solaris.h (__gthread_once): Do not use errno; return the
8171 error number instead of -1.
8172 (__gthread_key_create): Any non-zero return value is an error.
8173 * libgcc2.c (eh_context_initialize): Check for non-zero return
8174 value from __gthread_once.
8175 Check that the value of get_eh_context was really changed.
8177 Wed Mar 11 18:26:25 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
8179 * sh.h (LOOP_ALIGN): Only align when optimizing.
8180 * sh.c (find_barrier): Clear inc for CODE_LABELs.
8181 When not optimizing, calculate alignment for BARRIERs directly.
8183 Wed Mar 11 15:07:18 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
8185 * final.c (shorten_branches): Remove conditionalizing on
8186 SHORTEN_WITH_ADJUST_INSN_LENGTH
8187 * sh.h, pa.h (SHORTEN_WITH_ADJUST_INSN_LENGTH): Remove.
8189 Wed Mar 11 02:37:41 1998 Jeffrey A Law (law@cygnus.com)
8191 * flow.c (find_basic_blocks_1): Keep the cfg accurate when removing
8192 an unconditional jump around deleted blocks.
8194 Mon Mar 9 12:02:23 1998 Jim Wilson <wilson@cygnus.com>
8196 * profile.c (branch_prob): If see computed goto, call fatal instead of
8199 * config/mips/sni-svr4.h (CPP_PREDEFINE): Add -DSNI and -Dsinix.
8201 * configure.in (alpha-dec-osf): Add default case for osf* to switch.
8202 Patch from Bruno Haible.
8204 * function.c (put_reg_into_stack): Copy MEM_IN_STRUCT_P from new.
8205 (assign_parms): Set aggregate if hide_last_arg and last_named.
8207 Mon Mar 9 19:57:56 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
8209 * final.c (shorten_branches): Initialize insn_addresses.
8211 Mon Mar 9 14:10:23 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
8213 * sh.h (MUST_PASS_IN_STACK): Define.
8215 Sun Mar 8 13:01:56 1998 Jeffrey A Law (law@cygnus.com)
8217 * final.c (shorten_branches): Fix minor logic error in
8218 ADDR_DIFF_VEC shortening support.
8220 Sun Mar 8 02:17:42 PST 1998 Jeff Law (law@cygnus.com)
8222 * version.c: Bump for snapshot.
8224 Sat Mar 7 00:54:15 1998 Jeffrey A Law (law@cygnus.com)
8226 * haifa-sched.c (is_cfg_nonregular): Change return type to
8227 an int. No longer compute "estimated" number of edges. Use
8228 computed_jump_p instead of duplicating the code. Fixup/add
8230 (build_control_flow): Returns a value indicating an irregularity
8231 in the cfg was detected. Count the number of edges in the cfg.
8232 allocate various edge tables.
8233 (find_rgns): No longer look for unreachable blocks.
8234 (schedule_insns): Do not allocate memory for edge tables here.
8235 Free memory for edge tables before returning. Do not perform
8236 cross block scheduling if build_control_flow returns nonzero.
8237 * flow.c (compute_preds_succs): More accurately determine when
8240 * basic-block.h (free_basic_block_vargs): Provide prototype.
8242 * cccp.c (main): Fix dumb mistakes in last change.
8244 Fri Mar 6 21:28:45 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
8246 * rtl.h (addr_diff_vec_flags): New typedef.
8247 (union rtunion_def): New member rt_addr_diff_vec_flags.
8248 (ADDR_DIFF_VEC_FLAGS): New macro.
8250 * sh.c (output_branch): Fix offset overflow problems.
8252 * final.c (shorten_branches): Implement CASE_VECTOR_SHORTEN_MODE.
8253 (final_scan_insn): New argument BODY for ASM_OUTPUT_ADDR_DIFF_ELT.
8254 * rtl.def (ADDR_DIFF_VEC): Three new fields (min, max and flags).
8255 * stmt.c (expand_end_case): Supply new arguments to
8256 gen_rtx_ADDR_DIFF_VEC.
8257 * 1750a.h (ASM_OUTPUT_ADDR_DIFF_ELT): New argument BODY.
8258 * alpha.h, arc.h, clipper.h, convex.h : Likewise.
8259 * dsp16xx.h, elxsi.h, fx80.h, gmicro.h, h8300.h : Likewise.
8260 * i370.h, i386.h, i860.h, i960.h, m32r.h, m68k.h, m88k.h : Likewise.
8261 * mips.h, mn10200.h, mn10300.h, ns32k.h, pa.h, pyr.h : Likewise.
8262 * rs6000.h, sh.h, sparc.h, spur.h, tahoe.h, v850.h : Likewise.
8263 * vax.h, we32k.h, alpha/vms.h, arm/aof.h, arm/aout.h : Likewise.
8264 * i386/386bsd.h, i386/freebsd-elf.h : Likewise.
8265 * i386/freebsd.h, i386/linux.h : Likewise.
8266 * i386/netbsd.h, i386/osfrose.h, i386/ptx4-i.h, i386/sco5.h : Likewise.
8267 * i386/sysv4.h, m68k/3b1.h, m68k/dpx2.h, m68k/hp320.h : Likewise.
8268 * m68k/mot3300.h, m68k/sgs.h : Likewise.
8269 * m68k/tower-as.h, ns32k/encore.h, sparc/pbd.h : Likewise.
8270 * sh.h (INSN_ALIGN, INSN_LENGTH_ALIGNMENT): Define.
8271 (CASE_VECTOR_SHORTEN_MODE): Define.
8272 (short_cbranch_p, align_length, addr_diff_vec_adjust): Don't declare.
8273 (med_branch_p, braf_branch_p): Don't declare.
8274 (mdep_reorg_phase, barrier_align): Declare.
8275 (ADJUST_INSN_LENGTH): Remove alignment handling.
8276 * sh.c (uid_align, uid_align_max): Deleted.
8277 (max_uid_before_fixup_addr_diff_vecs, branch_offset): Deleted.
8278 (short_cbranch_p, med_branch_p, braf_branch_p, align_length): Deleted.
8279 (cache_align_p, fixup_aligns, addr_diff_vec_adjust): Deleted.
8280 (output_far_jump): Don't use braf_branch_p.
8281 (output_branchy_insn): Don't use branch_offset.
8282 (find_barrier): Remove checks for max_uid_before_fixup_addr_diff_vecs.
8283 Remove paired barrier stuff.
8284 Don't use cache_align_p.
8285 Take alignment insns into account.
8286 (fixup_addr_diff_vecs): Reduce to only fixing up the base label of
8288 (barrier_align, branch_dest): New function.
8289 (machine_dependent_reorg, split_branches): Remove infrastructure
8290 for branch shortening that is now provided in the backend.
8291 * sh.md (short_cbranch_p, med_branch_p, med_cbranch_p): New attributes.
8292 (braf_branch_p, braf_cbranch_p): Likewise.
8293 (attribute length): Use new attributes.
8294 (casesi_worker): Get mode and unsignednedd from ADDR_DIFF_VEC.
8295 (addr_diff_vec_adjust): Delete.
8296 (align_2): Now a define_expand.
8297 (align_log): Now length 0.
8299 Fri Mar 6 14:41:33 1998 Michael Meissner <meissner@cygnus.com>
8301 * m32r.md (right): Correctly check for length == 2, not 1.
8303 Fri Mar 6 14:00:04 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8305 * mips/mips.h: Prototype `machine_dependent_reorg'.
8306 (ASM_OUTPUT_ALIGN): Remove unused variable `mask'.
8308 Fri Mar 6 11:43:35 1998 Joern Rennecke (amylaar@cygnus.co.uk)
8310 * final.c (shorten_branches): Restore accidentally removed code.
8312 Fri Mar 6 11:00:49 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
8314 * configure.in: Remove duplicate uses of AC_PROG_CC and
8317 Fri Mar 6 00:59:30 1998 Richard Henderson <rth@cygnus.com>
8319 * configure.in (target_cpu_default2): Correct typo for alphapca56.
8321 Thu Mar 5 23:24:50 1998 Jeffrey A Law (law@cygnus.com)
8322 Doug Evans (devans@cygnus.com)
8324 * haifa-sched.c (build_jmp_edges): Delete dead function.
8325 (build_control_flow): Use cfg routines from flow.c
8326 (schedule_insns): Remove debugging code accidentally checked
8329 * basic-block.h: Add external integer list structures, typdefs,
8330 accessor macros and function declarations. Simlarly for
8331 basic block pred/succ support and simple bitmap stuff.
8332 * flow.c: Add functions for integer list, basic block pred/succ
8333 support and simple bitmap support.
8334 (compute_dominators): New function to compute dominators and
8336 (find_basic_blocks): Split into two functions.
8337 (life_analysis): Likewise.
8338 (flow_analysis): Removed. Now handled by calling find_basic_blocks,
8339 the life_analysis from toplev.c
8340 * toplev.c (rest_of_compilation): Call find_basic_blocks, then
8341 life_analysis instead of flow_analysis.
8343 Thu Mar 5 23:06:26 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
8345 * jump.c (jump_optimize): Call mark_jump_label also for deleted
8347 (mark_jump_label): Don't increment ref counts for deleted insns.
8349 Thu Mar 5 09:55:15 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8351 * mips/iris6.h (TARGET_DEFAULT): Parenthesize macro definition.
8353 * mips/mips.c: Include stdlib.h and unistd.h.
8354 (mips_asm_file_end): Add braces around empty body in an if-statement.
8355 (function_prologue): Wrap variable `fnname' in
8356 !FUNCTION_NAME_ALREADY_DECLARED. Correct format specifier in fprintf.
8357 (mips_select_rtx_section, mips_select_section): Declare as void.
8359 * mips/mips.h: Add prototypes for extern functions in mips.c.
8360 (FUNCTION_ARG_REGNO_P): Add parentheses around && within ||.
8361 (ENCODE_SECTION_INFO): Add braces around empty body in an
8364 * mips/mips.md (movdi): Add parentheses around && within ||.
8365 (movsf, movdf): Likewise.
8366 (branch_zero, branch_zero_di): Add default case in
8370 Thu Mar 5 02:45:48 1998 Richard Henderson <rth@cygnus.com>
8372 * alpha/alpha.h (TARGET_WINDOWS_NT, TARGET_OPEN_VMS): Just make them
8373 real constants, since they can't be changed.
8374 (TARGET_AS_CAN_SUBTRACT_LABELS): New.
8375 * alpha/alpha.md (builtin_setjmp_receiver): Use it.
8376 * alpha/osf.h (TARGET_AS_CAN_SUBTRACT_LABELS): New.
8377 * alpha/osf2or3.h (TARGET_AS_CAN_SUBTRACT_LABELS): New.
8378 * alpha/vms.h (TARGET_OPEN_VMS): New.
8379 * alpha/win-nt.h (TARGET_WINDOWS_NT): New.
8381 Thu Mar 5 02:41:27 1998 Richard Henderson <rth@cygnus.com>
8383 * reload.c (find_reloads): Always force (subreg (mem)) to be
8384 reloaded if WORD_REGISTER_OPERATIONS.
8386 Thu Mar 5 02:14:44 1998 Richard Henderson <rth@cygnus.com>
8388 * haifa-sched.c (free_list): Rename from free_pnd_lst.
8389 (free_pending_lists): Rename free_pnd_lst uses.
8390 (remove_dependence): Place expunged element on unused_insn_list.
8391 (alloc_INSN_LIST, alloc_EXPR_LIST): New. Change all callers of
8392 gen_rtx_*_LIST and alloc_rtx to use them.
8393 (compute_block_backward_dependences): Free the reg_last_* lists.
8395 Thu Mar 5 00:05:40 1998 Jeffrey A Law (law@cygnus.com)
8397 * cccp.c (main): Avoid undefined behavior when setting pend_includes
8400 Wed Mar 4 21:58:25 1998 Franz Sirl <franz.sirl-kernel@lauterbach.com>
8402 * rs6000/linux.h: don't define DEFAULT_VTABLE_THUNKS to 1 if
8403 USE_GNULIBC_1 is defined
8404 * configure.in: add a new case powerpc-*-linux-gnulibc1 which
8405 includes the t-linux-gnulibc1 fragment
8407 Wed Mar 4 12:11:36 1998 Jim Wilson <wilson@cygnus.com>
8409 * mips.md (movdf_internal1a): Fix misplaced parenthesis in condition.
8411 Wed Mar 4 18:47:48 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
8413 * final.c (final_scan_insn, case CODE_LABEL: Cleanup.
8415 Wed Mar 4 15:51:19 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
8417 * final.c (shorten_branches): Tag the loop alignment onto the
8418 first label after NOTE_INSN_LOOP_BEG even if there is an
8421 Tue Mar 3 21:48:35 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
8423 * final.c (insn_current_reference_address):
8424 Use SEQ instead of BRANCH as argument to align_fuzz, to get a
8425 proper alignment chain.
8427 * final.c (max_labelno): New static variable.
8428 (final_scan_insn): Check max_labelno before outputting an
8429 alignment for a label.
8430 (shorten_branches): Remove unused variable length_align.
8432 Tue Mar 3 14:27:23 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8434 * sparc.c (ultrasparc_adjust_cost): Add default case in
8437 * sparc.h: Add prototypes for extern functions defined in
8440 Tue Mar 3 10:00:11 1998 Nick Clifton <nickc@cygnus.com>
8442 * toplev.c: Only generate <name>.dbr file when dumping RTL if
8443 DEALY_SLOTS is defined.
8445 Tue Mar 3 07:36:37 1998 Manfred Hollstein <manfred@s-direktnet.de>
8447 * reorg.c (fill_eager_delay_slots): Add new argument delay_list
8448 in call to fill_slots_from_thread.
8450 Mon Mar 2 13:45:03 1998 Richard Henderson <rth@cygnus.com>
8452 * alpha/linux.h (CPP_PREDEFINES): Correct connecting whitespace
8453 to SUB_CPP_PREDEFINES. Reported by asun@saul4.u.washington.edu.
8455 Mon Mar 2 22:59:28 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
8457 * final.c (insn_last_address, insn_current_align, uid_align):
8459 (in_align_chain, align_fuzz, align_shrink_fuzz): New functions.
8460 (insn_current_reference_address): Likewise.
8461 (shorten_branches, final_scan_insn): Implement LABEL_ALIGN,
8462 LABEL_ALIGN_AFTER_BARRIER and LOOP_ALIGN target macros.
8463 (label_to_alignment): New function.
8464 * genattrtab.c (write_test_expr): If one of LABEL_ALIGN,
8465 LABEL_ALIGN_AFTER_BARRIER or LOOP_ALIGN is defined, call
8466 insn_current_reference_address instead of insn_current_address.
8467 (or_attr_value, write_length_unit_log): New functions.
8468 (main): Call write_length_unit_log.
8469 (write_const_num_delay_slots): Output extra '\n'.
8470 * alpha.h (ASM_OUTPUT_LOOP_ALIGN, ASM_OUTPUT_ALIGN_CODE):
8472 (LOOP_ALIGN, ALIGN_LABEL_AFTER_BARRIER).
8473 * i386.h, i386/osfrose.h, i386/svr3dbx.h, m68k.h, sparc.h: Likewise.
8474 * arc.h, m32r.h (ASM_OUTPUT_LOOP_ALIGN): replace with:
8476 * i960.h, m88k.h: (ASM_OUTPUT_ALIGN_CODE): Replace with:
8477 (LABEL_ALIGN_AFTER_BARRIER).
8478 * ns32k/encore.h, ns32k/merlin.h, ns32k.h, ns32k/sequent.h: Likewise.
8479 * ns32k/tek6000.h: Likewise.
8480 * i386/gas.h (ASM_OUTPUT_LOOP_ALIGN, ASM_OUTPUT_ALIGN_CODE): Delete.
8481 * i386.md (casesi+1): Use ASM_OUTPUT_ALIGN instead of
8482 ASM_OUTPUT_ALIGN_CODE.
8484 Mon Mar 2 01:05:50 PST 1998 Jeff Law (law@cygnus.com)
8486 * version.c: Bump for snapshot.
8488 Mon Mar 2 00:52:18 PST 1998 Jeff Law (law@cygnus.com)
8490 * version.c: Bump for snapshot.
8492 Sun Mar 1 18:25:49 1998 Michael P. Hayes <michaelh@ongaonga.chch.cri.nz>
8494 * reorg.c (fill_slots_from_thread): Don't steal delay list from target
8495 if condition code of jump conflicts with opposite_needed.
8497 * reorg.c (fill_slots_from_thread): Mark resources referenced in
8498 opposite_needed thread. Return delay_list even when cannot get
8499 any more delay insns from end of subroutine.
8501 Sun Mar 1 18:26:21 1998 Ken Rose (rose@acm.org)
8503 * reorg.c (fill_slots_from_thread): New parameter, delay_list.
8504 All callers changed.
8506 Sun Mar 1 18:25:37 1998 Bruno Haible <bruno@linuix.mathematik.uni-karlsruhe.de>
8508 * frame.c (start_fde_sort, fde_split, heapsort, fde_merge,
8509 end_fde_sort): New functions for fast sorting of an FDE array.
8510 (fde_insert): Simplified.
8511 (add_fdes): Change argument list.
8512 (frame_init): Use the new functions.
8514 Sun Mar 1 18:06:21 1998 Jeffrey A Law (law@cygnus.com)
8516 * ginclude/va-ppc.h (va_arg): Fix typo in long long support.
8518 * i386.c (reg_mentioned_in_mem): Fix dangling else statement.
8520 * fold-const.c (fold_range_test): Always return a value.
8522 Sun Mar 1 17:57:34 1998 Mumit Khan <khan@xraylith.wisc.edu>
8524 * config/i386/winnt.c (i386_pe_unique_section): Put read-only
8525 data in the text section unless READONLY_DATA_SECTION is defined.
8527 Sun Mar 1 17:48:46 1998 Jeffrey A Law (law@cygnus.com)
8529 * c-parse.in (undeclared variable error): Tweak error message to
8532 Sun Mar 1 10:22:36 PST 1998 Jeff Law (law@cygnus.com)
8534 * version.c: Bump for snapshot.
8536 1998-02-28 Mark Mitchell <mmitchell@usa.net>
8538 * final.c (final_scan_insn): Undo overzealous removal of `set'.
8540 Sat Feb 28 07:54:03 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8542 * pa.h (CONST_COSTS): When checking the CONST_DOUBLE enumerated
8543 case, add parentheses to specify the proper order of precedence in
8547 * c-aux-info.c: Include string.h/strings.h.
8549 * pa.c: Include stdlib.h.
8550 (pa_combine_instructions): Prototype the function.
8551 (pa_can_combine_p, forward_branch_p, shadd_constant_p): Likewise.
8552 (reloc_needed): Add default case for enumeration switch.
8553 (remove_useless_addtr_insns): Remove unused variable `all'.
8554 (hppa_expand_prologue): Add explicit braces to avoid
8556 (output_function_epilogue): Remove unused variable `i'.
8557 (output_millicode_call): Remove unused variable `link'.
8558 (shadd_constant_p, forward_branch_p): Make the function static.
8559 (following_call): Explicitly declare to return int.
8560 (pa_reorg): Declare as void.
8561 (pa_combine_instructions): Declare as static void. Add
8562 parentheses around && within ||.
8564 * pa.h: Add prototypes for pa_reorg, symbolic_operand,
8565 following_call, function_label_operand, lhs_lshift_cint_operand
8568 * pa.md: Add parentheses around && within ||.
8570 * cppalloc.c: Include stdlib.h.
8572 * cpperror.c (cpp_print_containing_files): Remove unused variable
8573 `i'. Fix format specifier in fprintf.
8575 * cse.c (cse_around_loop): Add explicit braces to avoid
8577 (delete_dead_from_cse): Wrap variable `tem' in macro HAVE_cc0.
8579 * expr.c (expand_expr): Add parentheses around && within ||.
8581 * final.c (app_enable): Replace fprintf with fputs where there are
8582 no format specifiers and no trailing argument after the string.
8583 Eg, when printing ASM_APP_ON/ASM_APP_OFF.
8584 (app_disable): Likewise.
8585 (final_end_function): Likewise.
8586 (final_scan_insn): Likewise. Remove unused variable `set'.
8587 (profile_function): Wrap empty if-statement body in {} brackets.
8589 * function.c: Include stdlib.h.
8590 (pad_below): Wrap prototype and definition in ARGS_GROW_DOWNWARD.
8591 (reposition_prologue_and_epilogue_notes): Add parentheses
8592 around assignment used as truth value.
8594 * integrate.c (expand_inline_function): Wrap variable
8595 `cc0_insn' in macro HAVE_cc0.
8597 * jump.c (jump_optimize): Wrap variable `q' in macro
8598 HAVE_cc0. Remove unused variable `prev1'.
8600 * libgcc2.c (__bb_exit_trace_func): Add parentheses around &&
8601 within ||. Fix format specifier in fprintf.
8602 (__bb_init_prg): Add parentheses around assignment used as
8605 * local-alloc.c: Include stdlib.h.
8606 (requires_inout): Add parentheses around assignment used
8609 * loop.c (analyze_loop_iterations): Wrap prototype and definition
8610 in macro HAVE_decrement_and_branch_on_count.
8611 (insert_bct, instrument_loop_bct): Likewise.
8612 (move_movables): Add parentheses around assignment used as
8614 (consec_sets_invariant_p): Likewise.
8615 (maybe_eliminate_biv_1): Wrap variable `new' in macro HAVE_cc0.
8617 * objc/objc-act.c: Include stdlib.h.
8618 (lookup_method_in_protocol_list): Wrap empty else-statement body
8620 (lookup_protocol_in_reflist): Likewise.
8621 (objc_add_static_instance): Remove unused variables `decl_expr'
8623 (get_objc_string_decl): Remove unused variable `decl'.
8624 (generate_static_references): Remove unused variables `idecl' and
8626 (check_protocols): Wrap empty else-statement body in braces.
8628 * protoize.c: Include stdlib.h.
8629 (substr): Add parentheses around assignment used as truth value.
8630 (abspath): Likewise.
8631 (shortpath): Likewise.
8633 * regmove.c (fixup_match_1): Add parentheses around assignment
8634 used as truth value.
8636 * reload.c (push_secondary_reload): Remove unused variable `i'.
8637 (find_reloads): Add parentheses around assignment used as truth
8640 * reload1.c: Include stdlib.h.
8642 * rtl.h: Correct typo in prototype of offsettable_memref_p.
8644 * stmt.c (add_case_node): Add parentheses around assignment used
8646 (case_tree2list): Likewise.
8648 * tree.c (valid_machine_attribute): Wrap variable `decl_attr_list'
8649 in macro VALID_MACHINE_DECL_ATTRIBUTE. Wrap variable
8650 `type_attr_list' in macro VALID_MACHINE_TYPE_ATTRIBUTE.
8651 (merge_attributes): Add explicit braces to avoid ambiguous
8654 * unroll.c (copy_loop_body): Wrap variable `cc0_insn' in
8657 * varasm.c: Include stdlib.h.
8660 * system.h: Remove sys/stat.h.
8661 * gcc.c: Add sys/stat.h.
8663 * genattr.c: Wrap prototype of `free' in NEED_DECLARATION_FREE.
8664 * genattrtab.c: Likewise.
8665 * genconfig.c: Likewise.
8666 * genemit.c: Likewise.
8667 * genextract.c: Likewise.
8668 * genflags.c: Likewise.
8669 * genopinit.c: Likewise.
8670 * genoutput.c: Likewise.
8671 * genpeep.c: Likewise.
8672 * genrecog.c: Likewise.
8673 * tlink.c: Likewise. Also wrap `getenv' in NEED_DECLARATION_GETENV.
8675 Fri Feb 27 11:02:47 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
8677 * invoke.texi: Use @itemx for a secondary item in a @table.
8679 * config/m68k/m68k.md (movsf+1): Optimize moving a CONST_DOUBLE
8682 Thu Feb 26 00:13:21 1998 Ian Lance Taylor <ian@cygnus.com>
8684 * choose-temp.c: Fix handling of sys/file.h to work in libiberty.
8686 Wed Feb 25 23:40:54 1998 Jeffrey A Law (law@cygnus.com)
8688 * i386.c (struct machine_function): Add new fields for PIC stuff.
8689 (save_386_machine_status): Fix argument to xmalloc. Save pic_label_rtx
8691 (restore_386_machine_status): Corresponding changes.
8692 (clear_386_stack_locals): Also clear pic_label_rtx and pic_label_name.
8694 Wed Feb 25 01:31:40 1998 Jeffrey A Law (law@cygnus.com)
8696 * c-parse.y (undeclared variable error): Tweak error message
8699 Tue Feb 24 23:54:07 1998 Richard Henderson <rth@cygnus.com>
8701 * flags.h (g_switch_value, g_switch_set): Declare.
8702 * alpha.c (override_options): Set g_switch_value=8 if not set.
8703 * alpha/elf.h (CC1_SPEC): New.
8705 (LINK_SPEC): Pass along the -G value we were given.
8706 (LOCAL_ASM_OP): Remove.
8707 (ASM_OUTPUT_ALIGNED_LOCAL): Output to .bss or .sbss by size.
8708 (MAX_OFILE_ALIGNMENT): New.
8709 (BSS_SECTION_ASM_OP, SBSS_SECTION_ASM_OP, SDATA_SECTION_ASM_OP): New.
8710 (EXTRA_SECTIONS): Add sbss and sdata.
8711 (SECTION_FUNCTION_TEMPLATE): New.
8712 (EXTRA_SECTION_FUNCTIONS): Use it.
8713 (CTORS_SECTION_FUNCTION, DTORS_SECTION_FUNCTION): Remove.
8714 (SELECT_SECTION): Use sdata when small enough.
8715 * alpha/linux.h (ASM_SPEC): Remove.
8718 Mon Feb 23 15:09:18 1998 Bruno Haible <bruno@linuix.mathematik.uni-karlsruhe.de>
8719 * config.sub (sco5): Fix typo.
8721 Mon Feb 23 18:19:31 1998 Manfred Hollstein <manfred@s-direktnet.de>
8723 * config/t-linux (LIBGCC1, CROSS_LIBGCC1, LIBGCC1_TEST): Add macros and
8725 * config/t-linux-aout (LIBGCC1, CROSS_LIBGCC1, LIBGCC1_TEST): Likewise.
8726 * config/alpha/t-linux: Remove file.
8727 * config/sparc/t-linux: Remove file.
8728 * config/m68k/t-linux (LIBGCC1, CROSS_LIBGCC1): Remove.
8729 * config/m68k/t-linux-aout (LIBGCC1, CROSS_LIBGCC1): Likewise.
8730 * configure.in (alpha*-*-linux-gnulibc1*): Use t-linux instead of alpha/t-linux
8732 (alpha*-*-linux-gnu*): Likewise.
8733 (sparc-*-linux-gnulibc1*): Use t-linux instead of sparc/t-linux for tmake_file.
8734 (sparc-*-linux-gnu*): Likewise.
8736 Mon Feb 23 10:47:39 1998 Robert Lipe <robertl@dgii.com>
8737 * collect2.c (ldd_file_name): Bracket declaration with same
8739 (full_real_ld_suffix): Deleted. Variable was calloced and
8740 written into, but never read.
8742 1998-02-23 Mike Stump <mrs@wrs.com>
8744 * configure.in: Add support for i386-wrs-vxworks configuration.
8745 * i386/vxi386.h: New file.
8747 Sun Feb 22 21:16:51 1998 Bruno Haible <bruno@linuix.mathematik.uni-karlsruhe.de>
8749 * tree.c (contains_placeholder_p): Ensure function always returns
8751 * sparc.md (movdi_sp64_insn): Add default case in enumeration switch.
8752 (movsf_const_insn, movdf_const_insn, movtf_const_insn): Likewise.
8754 Sun Feb 22 20:58:19 1998 Jeffrey A Law (law@cygnus.com)
8756 * vms.h (SELECT_SECTION): Use TREE_CODE_CLASS correctly.
8758 1998-02-22 Paul Eggert <eggert@twinsun.com>
8760 * config/sparc/sol2-sld.h (LINKER_DOES_NOT_WORK_WITH_DWARF2):
8761 Define this new symbol.
8762 (DWARF2_DEBUGGING_INFO, DWARF_DEBUGGING_INFO): Do not #undef.
8763 * toplev.c (main): Do not default to DWARF2_DEBUG with -ggdb if
8764 LINKER_DOES_NOT_WORK_WITH_DWARF2 is defined.
8766 Sun Feb 22 20:07:32 1998 Jim Wilson <wilson@cygnus.com>
8768 * iris5.h (DWARF2_UNWIND_INFO): Define to 0.
8769 * iris5gas.h (DWARF2_UNWIND_INFO): Define to 1.
8771 Sun Feb 22 15:29:48 1998 Richard Henderson <rth@cygnus.com>
8773 * objc/Object.m (-error): Call objc_verror with our va_list.
8775 Sun Feb 22 09:45:39 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8777 * collect2.c (scan_prog_file): Completely cover uses of variable
8778 `exports' with macro COLLECT_EXPORT_LIST.
8780 Sat Feb 21 20:36:23 1998 Jeff Law (law@cygnus.com)
8782 * version.c: Bump for snapshot.
8784 Fri Feb 20 16:22:13 1998 Michael Meissner <meissner@cygnus.com>
8786 * sched.c (schedule_block): Remove code to get arguments from hard
8787 regs into pseudos early. Same as Aug 25, 1997 change to
8790 1998-02-20 Jason Merrill <jason@yorick.cygnus.com>
8792 * collect2.c (main): Still handle !do_collecting for non-AIX targets.
8794 1998-02-16 Mark Mitchell <mmitchell@usa.net>
8796 * toplev.c (rest_of_compilation): Do not defer the output of a
8799 Fri Feb 20 10:39:47 1998 Michael Tiemann <michael@impact.tiemann.org>
8801 * ginclude/va-mips.h (va_arg): Remove trailing space after '\'
8802 continuation character (line 243).
8804 Fri Feb 20 12:10:26 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
8806 * genrecog.c (main): Remove duplicated sentence in emitted comment.
8808 Thu Feb 19 22:36:53 1998 Andrey Slepuhin <pooh@msu.net>
8809 David Edelsohn <edelsohn@mhpcc.edu>
8811 * collect2.c (XCOFF_SCAN_LIBS): Remove.
8812 (export_flag): New variable.
8813 (export_file): #ifdef COLLECT_EXPORT_LIST.
8814 (import_file, exports, imports, undefined): New variables.
8815 (libs, cmdline_lib_dirs, libpath_lib_dirs, libpath, libexts): Same.
8816 (dump_list, dump_prefix_list, is_in_list): New functions.
8817 (write_export_file): $ifdef COLLECT_EXPORT_LIST.
8818 (write_import_file, resolve_lib_name): New functions.
8819 (use_import_list, ignore_library): Same.
8820 (collect_exit): maybe_unlink import_file and #ifdef.
8822 (main): New variable importf, #ifdef exportf. Move parsing of
8823 -shared before general argument parsing. Resolve AIX library
8824 paths and import libgcc.a symbols. Treat .so shared libraries the
8825 same as objects and .a libraries. Create alias for object_lst and
8826 increment it instead of original pointer. Scan AIX libraries as
8827 objects earlier instead of using scan_libraries. Perform AIX
8828 tlink later to resolve templates instead of forking ld.
8829 (GCC_OK_SYMBOL): Ensure symbol not in undef section.
8830 (GCC_UNDEF_SYMBOL): New macro.
8831 (scan_prog_file): Loop for members of AIX libraries. Handle
8832 export/import of ctors/dtors.
8833 (aix_std_libs): New variable.
8834 (scan_libraries, XCOFF): Delete.
8836 Thu Feb 19 22:36:52 1998 Robert Lipe <robertl@dgii.com>
8838 * collect2.c (full_real_ld_suffix): #ifdef CROSS_COMPILE.
8840 1998-02-19 Mike Stump <mrs@wrs.com>
8842 * Makefile.in: Use $tooldir for sys-include to match toplevel
8845 Thu Feb 19 01:32:37 1998 Jeffrey A Law (law@cygnus.com)
8846 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8848 * emit-rtl.c (gen_lowpart_common): Suppress last change if __complex__.
8850 * emit-rtl.c (hard-reg-set.h): Include.
8851 (get_lowpart_common): Don't make new REG for hard reg in a
8852 class that cannot change size.
8853 * Makefile.in (emit-rtl.o): Depend on hard-reg-set.h.
8855 * combine.c: Revert previous patch.
8857 1998-02-19 Paul Eggert <eggert@twinsun.com>
8859 * config/sparc/sol2-sld.h: New file.
8860 * configure.in (sparc-*-solaris2*): Use it when using the
8863 Thu Feb 19 00:46:59 1998 Jeffrey A Law (law@cygnus.com)
8865 * loop.c (force_movables): Fix typo.
8867 Thu Feb 19 08:26:30 1998 Manfred Hollstein <manfred@s-direktnet.de>
8869 * m88k.h: Change file pattern to match reality.
8871 Wed Feb 18 23:19:52 1998 Jeffrey A Law (law@cygnus.com)
8873 * varasm.c (output_constant_pool): Fix dumb thinko in last
8876 * pa.h (ASM_OUTPUT_FUNCTION_PREFIX): Correctly translate from
8877 a function name to a section name.
8879 1998-02-18 Doug Evans <devans@cygnus.com>
8881 * tree.h (merge_machine_{type,decl}_attributes): Declare.
8882 (split_specs_attrs, strip_attrs): Add prototypes.
8883 * tree.c (merge_machine_{type,decl}_attributes): New functions.
8884 * c-decl.c (duplicate_decls): Call merge_machine_decl_attributes.
8885 Update olddecl's attributes too.
8886 * c-common.c (strip_attrs): New function.
8887 * c-typeck.c (common_type): Call merge_machine_type_attributes.
8888 * varasm.c (make_function_rtl): New target macro REDO_SECTION_INFO_P.
8889 (make_decl_rtl): Likewise.
8891 1998-02-18 Jim Wilson <wilson@cygnus.com>
8893 * c-decl.c (shadow_tag_warned): Call split_specs_attrs.
8895 Wed Feb 18 09:09:50 1998 Jeffrey A Law (law@cygnus.com)
8897 Remove this change until we can fix it correctly.
8898 * collect2.c: Bracket declaration of 'exportf' and
8899 'full_real_ld_suffix'.
8901 Wed Feb 18 08:44:25 1998 Bernd Schmidt <crux@ohara.Informatik.RWTH-Aachen.DE>
8903 * Makefile.in (STAGESTUFF): Add genrtl.c, genrtl.h and gengenrtl.
8905 Tue Feb 17 23:30:20 1998 Bernd Schmidt <crux@ohara.Informatik.RWTH-Aachen.DE>
8907 * c-common.c (c_expand_start_cond, c_expand_end_cond,
8908 c_expand_start_else): Don't warn about non-ambiguous else even if
8911 Tue Feb 17 23:56:50 1998 Robert Lipe <robertl@dgii.com>
8913 * sco5.h (ASM_OUTPUT_DOUBLE, ASM_OUTPUT_FLOAT,
8914 ASM_OUTPUT_LONG_DOUBLE): Delete. Use the ones from i386.h
8917 Tue Feb 17 22:56:14 1998 Richard Henderson <rth@cygnus.com>
8919 * combine.c (simplify_rtx): Obey CLASS_CANNOT_CHANGE_SIZE when
8920 simplifying a subreg of a hard reg.
8921 (expand_compound_operation): Likewise.
8922 (force_to_mode): Likewise.
8924 Tue Feb 17 22:37:22 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8926 * fold-const.c: Include "system.h" to get stdlib.h and stdio.h.
8927 (lshift_double): Add parentheses around + or - inside shift.
8928 (rshift_double): Likewise.
8929 (size_int_wide): Explicitly set type of `bit_p' to `int'.
8931 * Makefile.in (fold-const.o): Depend on system.h.
8933 * Makefile.in (gcc.o): Depend on system.h, in accordance with last
8936 * haifa-sched.c: Include "system.h" to get <stdlib.h> and <stdio.h>.
8937 (BLOCKAGE_RANGE): Add parentheses around arithmetic in operand of |.
8938 (sched_note_set): Remove unused parameter `b', all callers changed.
8939 (schedule_block): Likewise for `rgn'.
8940 (split_hard_reg_notes): Likewise for `orig_insn'.
8941 (check_live): Likewise for `trg'.
8942 (update_live): Likewise.
8943 (check_live_1): Explcitly declare variable `i' as int.
8944 (update_live_1): Likewise.
8945 (insn_issue_delay): Remove unused variable `link'.
8946 (sched_analyze_2): Add default case in enumeration switch.
8947 (schedule_insns): Remove unused variable `i'.
8949 * Makefile.in ($(SCHED_PREFIX)sched.o): Depend on system.h.
8951 Tue Feb 17 22:31:04 1998 Jeffrey A Law (law@cygnus.com)
8953 * loop.c (rtx_equal_for_loop_p): Add some braces to disambiguate
8954 a dangling else clause.
8956 Tue Feb 17 21:28:12 1998 Gavin Koch <gavin@cygnus.com>
8958 * mips/mips.h (CAN_ELIMINATE): Don't eliminate the frame
8959 pointer for the stack pointer in MIPS16 and 64BIT.
8961 Tue Feb 17 21:17:30 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
8963 * rtl.h (force_line_numbers, restore_line_number_status): Declare.
8964 * emit-rtl.c (force_line_numbers, restore_line_number_status):
8966 * stmt.c (struct nesting): Replace seenlabel with line_number_status.
8967 (expand_start_case): Adjust to this change.
8968 (check_seenlabel): New function.
8969 (pushcase, pushcase_range, expand_endcase): Use it.
8971 Tue Feb 17 10:14:32 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
8973 * i386.md (adddi3): Add =!r,0,0,X alternative.
8975 Mon Feb 16 16:13:43 1998 David Edelsohn <edelsohn@mhpcc.edu>
8977 * rs6000.h (MY_ISCOFF): Add numeric value of U803XTOCMAGIC.
8978 * x-aix31 (INSTALL): Delete.
8980 Mon Feb 16 09:24:32 1998 Gavin Koch <gavin@cygnus.com>
8982 * mips/mips.c (mips_expand_epilogue): Update tsize_rtx if
8983 tsize changes to something other than zero.
8985 Mon Feb 16 09:11:48 1998 Gavin Koch <gavin@cygnus.com>
8987 * ginclude/va-mips.h: Replace casts of pointers to int with
8988 casts of pointers to __PTRDIFF_TYPE__.
8990 Mon Feb 16 08:17:14 1998 John Carr <jfc@mit.edu>
8992 * loop.c (strength_reduce, record_biv, record_giv): Use
8993 HOST_WIDE_INT_PRINT_DEC to print CONST_INT values.
8995 1998-02-16 Jason Merrill <jason@yorick.cygnus.com>
8997 * tree.c (first_rtl_op): New fn.
8998 (unsave_expr_now): Use it.
8999 * print-tree.c (print_node): Likewise.
9000 * tree.c (has_cleanups): New fn.
9001 * fold-const.c (fold, case CLEANUP_POINT_EXPR): Use it. Be more
9002 conservative about pushing the cleanup point down.
9003 * tree.h: Declare them.
9005 Sun Feb 15 23:28:44 1998 Jeffrey A Law (law@cygnus.com)
9007 * toplev.c (flag_schedule_reverse_before_reload): Delete variable.
9008 (flag_schedule_reverse_after_reload): Likewise.
9009 (f_options): Remove reverse scheduling support.
9010 * flags.h (flag_schedule_reverse_before_reload): Delete declaration.
9011 (flag_schedule_reverse_after_reload): Likewise.
9012 * haifa-sched.c (rank_for_schedule): Remove support for reverse
9015 Sun Feb 15 21:33:55 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9017 * gcc.c: Get system includes, prototypes and macros via "system.h"
9018 instead of doing it manually. Change all calls of the ctype
9019 macros to custom versions defined in "system.h".
9021 * system.h: Fix return type of bcmp prototype from `void' to `int'.
9022 Make bcopy, bcmp and bzero prototypes explicitly `extern'.
9023 Add a prototype for getenv.
9025 Sun Feb 15 17:05:41 1998 Jim Wilson <wilson@cygnus.com>
9027 * mips/mips.h (INITIAL_ELIMINATION_OFFSET): Readd Jun 6 change.
9029 Sun Feb 15 15:23:15 1998 John Carr <jfc@mit.edu>
9031 * alias.c: Include <stdlib.h> and <string.h>.
9032 (init_alias_analysis): Pass NULL_RTX instead of 0 to record_set.
9034 Sat Feb 14 11:23:09 PST 1998 Jeff Law (law@cygnus.com)
9036 * version.c: Bump for snapshot.
9038 Sat Feb 14 05:08:21 1998 Richard Earnshaw (rearnsha@arm.com)
9040 * arm.md (movsfcc): Also validate operands[3] when compiling hard
9042 (movdfcc): Only accept fpu_add_operand for operands[3].
9044 * arm/t-semi (STMP_FIXPROTO): Define to nothing.
9045 * arm/t-semiaof (STMP_FIXPROTO): Likewise.
9047 Sat Feb 14 02:02:41 1998 Jeffrey A Law (law@cygnus.com)
9049 * varasm.c (output_constant_pool): Bring back 'done' label inside
9050 an appropriate #ifdef.
9052 * bitmap.c (bitmap_element_allocate): Wrap variable 'i' in an
9054 (bitmap_copy, bitmap_operation): Likewise.
9055 * combine.c (combinable_i3pat): Similarly for 'src'.
9056 * function.c (fixup_var_refs_1): Similarly for 'outerdest'.
9057 (locate_and_pad_parm): Similarly for 'reg_parm_stack_space'.
9058 * regclass.c (copy_cost): Similarly for 'secondary_class'.
9059 * reload.c (make_memloc): Simliarly for 'i'.
9060 (find_reloads_address_1): Similarly for 'link'.
9061 * reload1.c (reload): Similarly for 'previous_frame_pointer_needed'.
9062 (emit_reload_insns): Similarly for 'second_reloadreg'.
9063 * unroll.c (iteration_info): Similarly for 'v'.
9065 * caller-save.c (insert_save_restore): Remove unused variable 'i'.
9066 * calls.c (expand_call): Similarly for 'i'.
9067 (emit_library_call, emit_library_call_value): Similarly for 'mode'.
9068 * fold-const.c (strip_compund_expr): Similarly for 'type'.
9069 * function.c (fixup_var_refs_1): Similarly for 'width'.
9070 (fixup_memory_subreg): Similarly for 'saved'.
9071 (locate_and_pad_parm): Similarly for 'boundary_in_bytes.'
9072 (setjmp_protect): Similarly for 'sub'.
9073 (thread_prologue_and_epilogue_insns): Similarly for 'insn'.
9074 * loop.c (record_giv): Similarly for 'p'.
9075 (combine_givs): Similarly for 'temp_iv'.
9076 (indirect_jump_in_function_p): Similarly for 'is_indirect_jump'.
9077 * recog.c (validate_replace_rtx_1): Similarly for 'width'.
9078 * tree.c (get_set_constructor_bytes): Similarly for 'vals'.
9079 * unroll.c (unroll_loop): Similarly for 'copy'.
9080 (iteration_info): Similarly for 'b'.
9081 * varasm.c (assemble_string): Similarly for 'i'.
9082 * i386.h (LEGITIMIZE_ADDRESS): Similarly for 'orig_x'.
9084 1998-02-13 Martin von Loewis <loewis@informatik.hu-berlin.de>
9086 * c-lang.c (lang_print_xnode): New function.
9087 * objc/objc-act.c (lang_print_xnode): Likewise.
9088 * print-tree.c (print_node): Call it
9090 Fri Feb 13 14:38:34 1998 Jim Wilson <wilson@cygnus.com>
9092 * dwarf2out.c (decl_scope_node): New type.
9093 (decl_scope_table): Change type to use it.
9094 (decl_scope_table_allocated, decl_scope_depth): Change type to int.
9095 (push_decl_scope): Use new type. New locals containing_scope, i.
9096 Add code to handle setting previous field.
9097 (scope_die_for): Change type of local i to int. Add code to use
9099 (dwarf2out_init): Use new type.
9101 1998-02-13 Jason Merrill <jason@yorick.cygnus.com>
9103 * except.c (emit_throw): Lose throw_used.
9105 Fri Feb 13 20:36:05 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
9107 * sched.c (update_flow_info, REG_WAS_0): Ignore if setting insn
9109 * haifa-sched.c (update_flow_info, REG_WAS_0): Likewise.
9111 Fri Feb 13 12:18:40 1998 Jeffrey A Law (law@cygnus.com)
9113 * genextract.c (main): Fix typo.
9115 Fri Feb 13 08:41:49 1998 Robert Lipe <robertl@dgii.com>
9117 * c-lang.c (finish_file): Bracket declaration of static_ctors,
9120 * calls.c (expand_call): Bracket declaration of 'rtx_before_call',
9121 'old_stack_arg_under_construction'
9122 (emit_library_call): Bracket declaration of 'upper_bound',
9123 'lower_bound', 'i', 'reg_parm_stack_space'
9124 (emit_library_call_value): Likewise.
9127 * collect2.c: include <unistd.h> when appropriate.
9128 Bracket declaration of 'exportf' and 'full_real_ld_suffix'.
9130 * emit-rtl.c (prev_cc0_setter): Remove unused variable 'link'.
9132 * explow.c (plus_constant_for_output_wide): Remove unused variable
9134 (memory_address): Remove unused variable 'orig_x'.
9136 * genattrtab.c (make_canonical): Remove unreferenced label 'cond:'.
9137 (write_const_num_delay_slots): Remove unused variable 'i'.
9139 * genopinit.c (main): Remove unused variables 'dummy', 'insn_ptr'.
9140 (gen_insn): Remove unused variable 'obstack_ptr'.
9142 * libgcc2.c (__bb_exit_func): Remove unused variables 'ret',
9144 (__bb_exit_trace_func): Remove unused variable 'e'.
9146 * optabs.c (expand_binop): remove unused variables 'lhs', 'rhs',
9148 (expand_unop): Remove unused variable 'funexp'.
9149 (expand_complex_abs): Remove unused variable 'funexp'.
9150 (init_optabs): Bracket declaration of 'j'.
9151 (init_complex_libfuncs): Deleted. Dead static function.
9153 * profile.c (branch_prob): Remove unused variables 'insn', 'dest'.
9155 * reg-stack.c: Fix typo in proto for 'get_asm_operand_lengths'
9156 (reg_to_stack): 'initialized', 'before_function_beg'
9157 explictly type as ints instead of defaulting.
9158 (emit_swap_insn): Remove unused variable 'i2'.
9159 (compare_for_stack_reg): Remove unused variable 'src_note'.
9161 * rtlanal.c (computed_jump_p): Remove unused variable 'computed_jump'.
9163 * sched.c (actual_hazard): Bracket declaration of 'this_cost'.
9165 * stmt.c (add_case_node): Add parens for assignment used as truth.
9166 (all_cases_count): Remove unused variable 'count_high'.
9167 (mark_seen_cases): Remove unused variable 'i'.
9168 (check_for_full_enumeration_handling): Remove unused variable 't'.
9169 Bracket declaration of 'all_values', 'l'.
9171 * tlink.c: Include <stdlib.h>, <unistd.h>, <string.h>/<strings.h>.
9173 * varasm.c (assemble_string): Remove unused variable 'i'.
9174 (immed_double_const): Remove unused variable 'in_current_obstack'.
9175 (immed_real_const_1): Likewise.
9176 (output_constant_pool): Remove unreferenced label 'done'.
9177 (output_constant): Remove unused variable 'x'.
9179 * i386/i386.h (ENCODE_SECTION_INFO): TREE_PUBLIC is an int, not
9182 * i386/sco5.h (ASM_OUTPUT_ASCII): Add parens for assignment used
9185 Fri Feb 13 10:21:41 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
9187 * combine.c (can_combine_p): Handle USEs in PARALLELs.
9189 Fri Feb 13 01:34:14 1998 H.J. Lu (hjl@gnu.org)
9191 * config/linux.h (LIB_SPEC): Add -lc for -shared if
9192 USE_GNULIBC_1 is not defined.
9193 * config/sparc/linux.h; Ditto.
9195 * config/sparc/linux64.h (LIB_SPEC): Add -lc for -shared.
9197 * config/alpha/linux-elf.h (LIB_SPEC): New. Defined if
9198 USE_GNULIBC_1 is not defined.
9200 Fri Feb 13 01:29:29 1998 Franz Sirl <franz.sirl-kernel@lauterbach.com>
9202 * rs6000/sysv4.h (ENDFILE_SPEC): add missing %(endfile_linux)
9205 Fri Feb 13 01:23:46 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9207 * system.h: New file to get common systems includes and various
9208 definitions and declarations based on autoconf macros.
9210 Fri Feb 13 00:46:19 1998 Jeffrey A Law (law@cygnus.com)
9212 * cccp.c (new_include_prefix): Correctly handle -I./.
9214 Thu Feb 12 20:16:35 1998 Michael Meissner <meissner@cygnus.com>
9216 * rs6000.md: Replace gen_rtx (CONST_INT,...) with GEN_INT.
9218 Thu Feb 12 16:45:17 1998 Robert Lipe <robertl@dgii.com>
9220 * expr.c (expand_assignment): Correct typo exposed by -Wall.
9221 offset should have been a truth value, not an assignment.
9223 Thu Feb 12 15:26:50 1998 Jeffrey A Law (law@cygnus.com)
9225 * cse.c (delete_dead_from_cse): If a libcall produces a constant
9226 result and that result can be substituted into SET_SRC of the
9227 insn with the REG_RETVAL note, then perform the substitution
9228 and delete the libcall.
9230 Thu Feb 12 14:04:09 1998 Gavin Koch <gavin@cygnus.com>
9232 * mips.md (trucndihi2,truncdiqi2): Change these to support
9235 Thu Feb 12 11:34:55 1998 Gavin Koch <gavin@cygnus.com>
9237 * mips/mips.c (movdi_operand): Direct referances to symbols
9238 that arn't mips16 consts in mips16 mode arn't valid operands.
9240 * mips/mips.c (mips_move_2words): Add gprel handling.
9242 Thu Feb 12 11:18:37 1998 Gavin Koch <gavin@cygnus.com>
9244 * mips.md (extendsidi2): Allow extension to/from a non-mips16
9247 Thu Feb 12 00:04:16 1998 Marc Lehmann <pcg@goof.com>
9249 * i386.c: Conditionally include <stdlib.h>, <string.h>, and
9252 Wed Feb 11 11:43:34 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9254 * Makefile.in (WARN_CFLAGS): New variable.
9255 (bootstrap, bootstrap2, bootstrap3, bootstrap4): Use it.
9257 1998-02-11 Mark Mitchell <mmitchell@usa.net>
9259 * config/i386/i386.c (reg_mentioned_in_mem): Don't abort when
9260 falling through default case in switch.
9261 (i386_aligned_p): Likewise.
9263 Wed Feb 11 12:59:56 1998 Lee Iverson <leei@Canada.AI.SRI.COM>
9265 * mips/mips.h (mips_abi_string): Correct typo in comment.
9267 Wed Feb 11 08:29:56 1998 Gavin Koch <gavin@cygnus.com>
9269 * mips/mips.md (movdi): These PLUS's need to be Pmode.
9271 Wed Feb 11 01:47:54 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9273 * Makefile.in (dwarf2out.o, emit-rtl.o, jump.o, cse.o, unroll.o,
9274 reorg.o, regmove.o): Depend on insn-codes.h, it gets included
9275 indirectly via expr.h.
9277 Wed Feb 11 01:44:13 1998 Richard Henderson <rth@cygnus.com>
9279 * stor-layout.c (layout_type): Do upper - lower in the native type,
9280 so as to properly handle negative indices.
9282 Wed Feb 11 01:35:55 1998 Robert Lipe <robertl@dgii.com>
9284 * except.c (start_dynamic_cleanup): Remove unused variable 'dhc'.
9285 (expand_eh_region_start_tree): Remove unused variable 'note'.
9286 (exception_optimize): Remove unused variable 'regions'.
9287 (expand_builtin_eh_stub): Remove unused variable 'temp'.
9288 (copy_eh_entry): Deleted. Dead function.
9290 * expr.c (move_block_to_reg) Bracket declaration of 'pat' and
9291 'last' with same #if HAVE_load_multiple as use of it.
9292 (move_block_from_reg): Likewise.
9293 (emit_move_insn_1): Remove unused variable 'insns'.
9294 (store_constructor): Bracket declaration of startb, endb with
9295 #if TARGET_MEMFUNCTIONS. Remove unused variables 'set_word_size'
9296 'target', and 'xtarget'.
9297 (expand_builtin_setjmp): Remove unused variables 'op0',
9298 'next_arg_reg', 'old_inhibit_defer_pop'.
9299 (expand_builtin): Remove unused variable 'offset'.
9300 (do_store_flag): Remove unused variables 'pattern', 'jump_pat'.
9301 (emit_queue): Add parens for assignment used as conditional.
9302 (expand_expr): case TARGET_EXPR: Remove unused variable 'temp'.
9304 Wed Feb 11 01:30:49 1998 Marc Lehmann <pcg@goof.com>
9306 * i386.c: Added include for recog.h.
9307 (override_options): Removed unused variable p. Initialized regno to
9309 (order_regs_for_local_alloc): Initialized regno to avoid warning.
9310 (legitimize_address): Likewise for 'other'.
9311 (i386_aligned_reg_p): Added default case with abort ().
9312 (print_operand): Likewise.
9313 (reg_mentioned_in_mem): Likewise.
9314 (ix86_expand_binary_operator): Removed unused variables i & insn.
9315 (ix86_expand_unary_operator): Removed unused variable insn.
9316 (output_fp_cc0_set): Removed unused variable unordered_label.
9318 Wed Feb 11 01:23:03 1998 John F. Carr <jfc@mit.edu>
9320 * i386.c, i386.h, i386.md: Change gen_rtx (X, ...) to gen_rtx_X (...).
9321 Use GEN_INT instead of gen_rtx (CONST_INT). Make printf arguments
9322 and format string match.
9324 Wed Feb 11 01:17:39 1998 Jeffrey A Law (law@cygnus.com)
9326 * flow.c (life_analysis): Do not conside the stack pointer live at
9327 the end of a function if the fucntio ncalls alloca.
9328 (mark_used_regs): Similarly.
9330 1998-02-10 John F Carr <jfc@mit.edu>
9332 * config/sparc/sparc.md (movdi_v8plus): Output stx on alternative
9333 1, fzero on alternative 8.
9335 Tue Feb 10 09:02:19 1998 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9337 * rs6000.c (setup_incoming_varargs): Always set rs6000_sysv_varargs_p.
9339 Tue Feb 10 03:35:43 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
9341 * reload.c (find_reloads_toplev): Handle arbitrary non-paradoxical
9342 SUBREGs of CONST_INTs.
9344 Mon Feb 9 17:52:36 1998 John Carr <jfc@mit.edu>
9346 * mips.c (print_operand, function_prologue): Make printf format
9347 match argument type.
9349 Mon Feb 9 02:37:25 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9351 * alpha.c (alpha_return_addr): Remove unused variable `first'.
9352 (alpha_ra_ever_killed): Remove unused variables `ra' and `i'.
9353 (output_epilog): Remove unused variable `frame_size_from_reg_save'.
9355 Sun Feb 8 14:56:03 1998 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9357 * loop.c (strength_reduce): When placing increment for auto-inc
9358 case, do comparison in loop order.
9360 Sun Feb 8 13:21:38 1998 John Carr <jfc@mit.edu>
9362 * bitmap.c (bitmap_debug_file): HOST_PTR_PRINTF converts a pointer,
9363 not a HOST_WIDE_INT.
9365 * calls.c (expand_call): Change test of expand_inline_function
9366 return value to stop compiler warning.
9368 * genattrtab.c (RTL_HASH): Cast pointer to long, not HOST_WIDE_INT.
9370 Sun Feb 8 12:04:24 1998 Jim Wilson (wilson@cygnus.com)
9371 Jeff Law (law@cygnus.com)
9373 * regmove.c: Fix various minor formatting problems.
9374 (optimize_reg_copy_1): Stop search at CALL_INSNs if flag_exceptions
9375 is true. Make end of basic block tests consistent through regmove.c.
9376 (optimize_reg_copy_2, optimize_reg_copy_3): Likewise.
9377 (fixup_match_2, fixup_match_1, regmove_optimize): Likewise.
9379 Sun Feb 8 01:49:18 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9381 * gansidecl.h: Check for a conflicting macro definition before
9382 attempting to prototype bcopy, bcmp or bzero.
9384 Sun Feb 8 00:09:59 1998 Jeffrey A Law (law@cygnus.com)
9386 * expr.c (clear_pending_stack_adjust): Handle case where a function
9387 calls alloca, but the user has specified -fomit-fframe-pointer.
9389 * function.c (assign_parms): Fix typo in last change.
9391 Sat Feb 7 23:54:29 1998 Robert Lipe <robertl@dgii.com>
9393 * gcc.c: Include <strings.h>/<string.h>, <stdlib.h>, <unistd.h>,
9395 (free_path_suffix): Remove unreferenced static function.
9396 (process_command): Remove unused variable temp.
9397 (default_arg): Remove unused variable i.
9398 (do_spec_1): Add parens for assignment used as truth value.
9400 (validate_all_switches): Likewise.
9401 (main): Remove unused variables i, first_time>
9403 * c-common.c: Include <stdlib.h> and <string.h>/<strings.h>.
9405 * calls.c (expand_call): Remove unused variables funtree,
9406 n_regs, and tmpmode.
9408 * dbxout.c, except.c: Include <string.h>/<strings.h>.
9410 * explow.c: (plus_constant_for_output_wide) Removed unused
9411 variable all_constant.
9413 * c-decl.c, genattr.c, genattrtab.c, getconfig.c, genemit.c
9414 genextract.c, genflags.c, genopinit.c genoutput.c, genpeep.c,
9415 genrecog.c, global.c, integrate.c , stupid.c : Include
9418 * genextract.c: (walk_rtx) Remove unused variable link.
9420 * genrecog.c: (concat) Remove unreferenced static function.
9422 * prefix.c: Include <string.h>/<strings.h>, <stdlib.h>
9424 * stmt.c: Include <stdlib.h>.
9425 (expand_asm_operands): Remove unused variable val1.
9426 (expand_return): Remove unused variable block.
9427 (pushcase): Remove unused variables l and n.
9428 (pushcaserange): Likewise.
9430 * unroll.c (unroll_loop): Remove unused variable temp.
9432 Sat Feb 7 23:46:09 1998 Greg McGary <gkm@gnu.org>
9434 * c-decl.c (pushdecl): Set DECL_ORIGINAL_TYPE once only.
9436 Sat Feb 7 15:11:28 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9438 * aclocal.m4 (GCC_FUNC_PRINTF_PTR): New macro to test the printf
9439 functions for whether they support the %p format specifier.
9440 * acconfig.h (HOST_PTR_PRINTF): Insert stub for autoconf.
9441 * configure.in (GCC_FUNC_PRINTF_PTR): Use it.
9442 * configure, config.in: Rebuild.
9444 Fri Feb 6 14:20:16 1998 Jim Wilson <wilson@cygnus.com>
9446 * function.c (assign_parms): New variable named_arg, with value
9447 depending on STRICT_ARGUMENT_NAMING. Use instead of ! last_named.
9449 Fri Feb 6 14:34:28 1998 Gavin Koch <gavin@cygnus.com>
9451 * mips/t-r3900: New - same as t-ecoff but eliminate
9452 multilibs: mips1 and mips3.
9453 * configure.in (tx39*): Use new mips/t-r3900.
9454 * configure: Rebuild.
9455 * mips/r3900.h (MULTILIB_DEFAULTS): Eliminate mips1.
9457 1998-02-06 Jason Merrill <jason@yorick.cygnus.com>
9459 * dwarf2out.c: Add old_args_size.
9460 (dwarf2out_args_size): Use it.
9461 (dwarf2out_begin_prologue): Initialize it.
9462 (dwarf2out_stack_adjust): If !asynchronous_exceptions, save up
9463 pushed args until we see a call.
9464 * final.c (final_scan_insn): Hand CALL_INSNs off to the dwarf2 code
9465 before outputting them.
9467 1998-02-06 Kriang Lerdsuwanakij <lerdsuwa@scf.usc.edu>
9469 * cplus-dem.c (demangle_template_template_parm): New function.
9470 (demangle_template): Handle template template parameters.
9472 1998-02-02 Mark Mitchell <mmitchell@usa.net>
9474 * calls.c (expand_call): Don't confuse member functions named
9475 realloc, setjmp, and so forth with the standard library
9476 functions of the same names.
9478 Thu Feb 5 21:59:49 1998 Jeffrey A Law (law@cygnus.com)
9480 * stmt.c (expand_asm_operands): Correctly identify asm statements
9483 Thu Feb 5 21:56:06 1998 Mumit Khan <khan@xraylith.wisc.edu>
9485 * c-common.c (decl_attributes): Flag unrecognized attribute
9486 functions as warnings instead of as errors.
9488 1998-02-05 Marc Lehmann <pcg@goof.com>
9490 * integrate.c (INTEGRATE_THRESHOLD): Inline only small functions
9491 when -Os is specified.
9492 * toplev.c (main): Don't disable flag_inline_functions anymore when
9495 Fri Feb 6 00:27:36 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
9497 * regmove.c: Update.
9498 * flags.h (flag_regmove): Declare.
9499 * rtl.h (optimize_reg_copy_1, optimize_reg_copy_2): Don't declare.
9500 * local-alloc.c (optimize_reg_copy_1, optimize_reg_copy_2):
9501 Moved into regmove; changed caller.
9502 * toplev.c (rest_of_compilation): Call regmove_optimize also for
9503 expensive_optimizations.
9505 Thu Feb 5 13:38:42 PST 1998 Jeff Law (law@cygnus.com)
9507 * version.c: Bump for snapshot.
9509 Thu Feb 5 01:45:19 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
9510 Undo this change (the problem was actually in reload):
9511 Fri Jan 23 23:28:59 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
9513 * sh.md (movqi_i+1): New peephole.
9515 Tue Feb 3 01:11:12 1998 Jeffrey A Law (law@cygnus.com)
9517 * jump.c (jump_optimize): Lose calls to modified_in_p they are
9518 not needed anymore due to changes elsewhere in jump.c.
9520 * jump.c (jump_optimize): Fix first arg to modified_in_p in
9523 Mon Feb 2 19:18:14 1998 Richard Henderson <rth@cygnus.com>
9525 * expr.c (expand_builtin_setjmp): Accept two new arguments for
9526 the labels to branch to on first and subsequent executions. Don't
9527 play with __dummy. Rename `setjmp' insn to `builtin_setjmp_setup',
9528 and provide it with the jmp_buf. Use only one of
9529 `builtin_setjmp_receiver' or `nonlocal_goto_receiver',
9530 and provide the former with the target label.
9531 (expand_builtin) [BUILTIN_SETJMP]: Generate a label for use by setjmp.
9532 (expand_builtin) [BUILTIN_LONGJMP]: Split out to ...
9533 (expand_builtin_longjmp): ... here. Recognize a `builtin_longjmp'
9534 insn to replace all of the normal nonlocal_goto code. Don't play
9535 with __dummy. Correct arguments to nonlocal_goto.
9536 * expr.h (expand_builtin_setjmp): Update prototype.
9537 * except.c (start_dynamic_handler): When using builtin_setjmp,
9538 generate more accurate flow information.
9540 * alpha.md (nonlocal_goto_receiver_osf): Delete.
9541 (nonlocal_goto_receiver_vms): Rename to nonlocal_goto_receiver.
9542 (builtin_longjmp, builtin_setjmp_receiver): New.
9543 * sparc.md (update_return): Disambiguate unspec number.
9544 (nonlocal_goto): Rearrange arguments to match caller in except.c.
9545 (builtin_setjmp_setup): Rename from setjmp. Match and ignore the
9547 * mips.md (nonlocal_goto_receiver, builtin_setjmp_receiver): Remove.
9548 (builtin_setjmp_setup*, builtin_longjmp): New.
9550 Mon Feb 2 16:43:10 1998 John Carr <jfc@mit.edu>
9552 * mips.md: Change gen_rtx (CONST_INT) to GEN_INT.
9554 Mon Feb 2 13:06:47 1998 Jim Wilson <wilson@cygnus.com>
9556 * vmsconfig.com: Remove bytecode references.
9558 1998-01-30 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
9560 * dwarf2out.c (dwarf2out_frame_init): Undo last change, so that
9561 -fno-sjlj-exceptions works for a target that defines
9562 DWARF2_UNWIND_INFO as zero.
9564 * regmove.c (fixup_match_1): Undo last change which removed some
9565 "useless" code, and add a comment explaining this.
9567 Mon Feb 2 10:47:14 1998 Gavin Koch (gavin@cygnus.com)
9569 * mips.c (mips_expand_prologue): Change uses of TARGET_64BIT
9572 Mon Feb 2 10:38:41 1998 Klaus Kaempf <kkaempf@progis.de>
9574 * makefile.vms: Remove bytecode references.
9575 Create genrtl files.
9577 Mon Feb 2 02:08:04 1998 Michael P. Hayes <michaelh@ongaonga.chch.cri.nz>
9579 * jump.c (jump_optimize): Allow conditional loading of floating point
9580 constants and constants from memory. Reinstalled modified_in_p tests.
9582 Mon Feb 2 01:38:39 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
9584 * loop.c (get_condition): Handle sign-extended constants.
9586 Mon Feb 2 01:22:46 1998 Hans-Peter Nilsson <hp@axis.se>
9588 * expr.c (emit_push_insn): Add code to use movstrti if present.
9590 * expr.c (emit_push_insn): Use same max-move-amount for movstrhi
9591 and movstrqi as in emit_block_move ().
9593 Mon Feb 2 00:09:52 1998 Toon Moene <toon@moene.indiv.nluug.nl>
9595 * config/m68k/x-next: Remove /NextDeveloper/Headers from
9596 the directories to fixinclude - /usr/include is a link
9597 to it and hence its contents are fixed by default.
9599 Sun Feb 1 14:15:33 1998 Franz Sirl <franz.sirl-kernel@lauterbach.com>
9601 * rs6000/linux.h: define JUMP_TABLES_IN_TEXT_SECTION
9603 Sun Feb 1 13:01:15 1998 Klaus Kaempf <kkaempf@progis.de>
9605 * cccp.c (main): Predefine __VMS_VER on VMS.
9607 Sun Feb 1 12:39:53 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
9609 * expr.c (get_inner_reference): Use sbitsizetype for type sizes.
9610 * fold-const.c (size_int): Replace with
9612 (make_bit_field_ref): Use bitsize_int for bit position.
9613 * stor-layout.c (sizetype): Delete.
9614 (sizetype_tab, sbitsizetype, ubitsizetype): Declare.
9615 (layout_record, layout_union, layout_type):
9616 Use bitsize_int for bit size.
9617 (set_sizetype): New function.
9618 (make_signed_type, make_unsigned_type): Use it.
9619 * c-decl.c (init_decl_processing): Likewise.
9620 * tree.h (size_int): Don't delcare, #define.
9621 (size_int_wide, sizetype_tab, sbitsize, ubitsize): Declare.
9622 (set_sizetype): Declare.
9623 (bitsize_int, size_int_2, BITS_PER_UNIT_LOG, sizetype, bitsizetype):
9625 * c-typeck.c (c_sizeof, c_sizeof_nowarn, c_size_in_bytes):
9626 Convert result to sizetype.
9627 (really_start_incremental_init, push_init_level):
9628 Set type of constructor_bit_index to sbitsizetype.
9629 (push_init_level): Use unsigned arithmetic to determine padding.
9630 (output_init_element): Likewise.
9632 Sun Feb 1 03:32:07 1998 Jeffrey A Law (law@cygnus.com)
9634 * combine.c (simplify_shift_const): Fix typo in last change.
9636 Sun Feb 1 02:50:46 1998 John Carr <jfc@mit.edu>
9638 * combine.c (simplify_shift_const): (lshiftrt (truncate (lshiftrt)))
9639 is (truncate (lshiftrt)).
9641 Sun Feb 1 01:06:53 1998 Richard Henderson <rth@cygnus.com>
9643 * alpha.c (alpha_expand_unaligned_load): Use expand_binop properly.
9644 Make sure result winds up in TGT.
9645 (alpha_expand_unaligned_store): Use expand_binop properly. Allow
9646 src to be other than DImode.
9647 (alpha_expand_unaligned_load_words): Tidy. Take an offset argument.
9648 (alpha_expand_unaligned_store_words): Likewise.
9649 (alpha_expand_block_move): Use REGNO_POINTER_ALIGN. Restructure so
9650 that source and destination are separately optimized for alignment.
9651 (alpha_expand_block_clear): Use REGNO_POINTER_ALIGN.
9653 Sun Feb 1 01:55:09 1998 Jeffrey A Law (law@cygnus.com)
9655 * mips.md (adddi3_internal_2): Be consistent with adddi3 expander
9656 with handling of -32768.
9658 Sun Feb 1 01:48:18 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9660 * aclocal.m4 (GCC_NEED_DECLARATION): Modify macro to accept a
9661 shell variable argument instead of only hard coded functions.
9662 (GCC_NEED_DECLARATIONS): New macro to accept multiple functions.
9664 * configure.in: Collapse multiple calls to AC_CHECK_FUNCS into one
9665 call. Collapse multiple calls to GCC_NEED_DECLARATION into one
9666 call to GCC_NEED_DECLARATIONS (new macro.) Check if we need
9667 declarations for bcopy, bcmp and bzero.
9669 * acconfig.h: Add stubs for bcopy, bcmp and bzero declarations.
9671 * gansidecl.h: If we have bcopy but don't declare it, then do so.
9672 Likewise for bcmp and bzero. Only define macros for bcopy, bcmp,
9673 bzero, index and rindex if they aren't already present.
9675 Sat Jan 31 11:26:58 1998 Jeffrey A Law (law@cygnus.com)
9677 * toplev.c (close_dump_file): Wrap function prototype for
9678 argument "func" in PROTO.
9679 (dump_rtl): Likewise.
9681 Fri Jan 30 22:30:39 1998 John Carr <jfc@mit.edu>
9683 * sparc.c (sparc_override_options): Make v8plus and ultrasparc set
9685 (output_function_epilogue): Omit epilogue if nothing drops through.
9686 (output_move_double): Supress int ldd usage on ultrasparc and v9.
9687 (registers_ok_for_ldd_peep): Likewise.
9688 (print_operand): Supress b,a on ultrasparc. Let Y accept a constant.
9689 (ultrasparc_adjust_cost): New function.
9690 (sparc_issue_rate): New function.
9691 * sparc.h (MASK_VIS, TARGET_VIS): New
9692 (MASK_V8PLUS, TARGET_V8PLUS): New.
9693 (TARGET_HARD_MUL32, TARGET_HARD_MUL): New.
9694 (TARGET_SWITCHES): Add vis and v8plus.
9695 (REG_CLASS_FROM_LETTER): Accept d and b for VIS.
9696 (REGISTER_MOVE_COST): FP<->INT move cost 12 for ultrasparc.
9697 (RTX_COSTS): Use TARGET_HARD_MUL
9698 (ADJUST_COST): Call ultrasparc_adjust_cost.
9700 * sparc.md (attr type): Add sload, fpmove, fpcmove. Adjust users
9701 of load & fp appropritely.
9702 (supersparc function units): Adjust for Haifa.
9703 (ultrasparc function units): Likewise.
9704 (get_pc_via_rdpc): All v9, not just arch64.
9705 (movdi_v8plus, movdi_v8plus+1): New.
9706 (adddi3_sp32+1): New.
9707 (subdi3_sp32+1): New.
9708 (movsi_insn, movsf_const_insn, movdf_const_insn): Know VIS.
9709 (addsi3, subsi3, anddi3_sp32, andsi3, and_not_di_sp32): Likewise.
9710 (and_not_si, iordi3_sp32, iorsi3, or_not_di_sp32, or_not_si): Likewise.
9711 (xorsi3_sp32, xorsi3, xor_not_di_sp32, xor_not_si): Likewise.
9712 (one_cmpldi2_sp32, one_cmplsi2): Likewise.
9713 (ldd peepholes): Suppress for v9.
9714 (return_adddi): Kill redundant test. Arg1 may be arith_operand.
9715 (return_subsi): Revmove.
9717 Fri Jan 30 18:30:03 1998 John F Carr <jfc@mit.edu>
9719 * mips.c (save_restore_insns): Set RTX_UNCHANGING_P in register
9720 save/restore MEM rtl.
9722 Fri Jan 30 09:08:16 1998 Jeffrey A Law (law@cygnus.com)
9724 * configure.in: Check for declaration of abort.
9725 * acconfig.h: Corresponding changes.
9726 * toplev.c: Use NEED_DECLARATION_ABORT to determine if abort should
9729 Thu Jan 29 20:26:12 1998 Jeffrey A Law (law@cygnus.com)
9731 * genattrtab.c (optimize): Define in case PRESERVE_DEATH_INFO_REGNO_P
9734 Thu Jan 29 09:27:56 PST 1998 Jeff Law (law@cygnus.com)
9736 * version.c: Bump for snapshot.
9738 Thu Jan 29 10:12:27 1998 Jeffrey A Law (law@cygnus.com)
9740 * configure.in: Check for atoq and atoll.
9741 * rtl.c (read_rtx): Use HAVE_ATOLL and HAVE_ATOQ to select the
9742 proper routine for converting ascii into long long values.
9744 Thu Jan 29 01:28:14 1998 Klaus Kaempf <kkaempf@progis.de>
9746 * cccp.c (SYS$SEARCH, SYS$PARSE): Write as upper-case.
9748 * vmsconfig.com: Remove bytecode references.
9750 * alpha/vms.h (PREFIX): Define.
9752 * alpha/vms.h (ASM_OUTPUT_ALIGNED_COMMON): Remove.
9754 * am-alpha.h: Don't include alloca for OPEN_VMS.
9756 * alpha/xm-vms.h (HAVE_CPP_STRINGIFY): Define.
9758 * alpha/xm-vms.h (INCLUDE_DEFAULTS): Define.
9759 (GCC_INCLUDE_DIR): Define
9761 * make-cc.com, make-cccp.com, make-cc1.com: Removed.
9762 * makefile.vms: New file.
9764 * alpha/vms.h (CPP_PREDEFINES): Remove -Dalpha.
9766 * alpha.c (output_prolog): Output '.name' directive
9767 for minimal traceback information.
9769 * alpha.c (output_prolog): Don't prepend entry point symbols
9770 with '$' on OPEN_VMS.
9772 Thu Jan 29 00:25:35 1998 David S. Miller <davem@tanya.rutgers.edu>
9773 Jeffrey A Law (law@cygnus.com)
9775 * rtl.c (read_rtx): Use atol/atoq based upon disposition of
9778 * genattrtab.c (write_test_expr): Use HOST_WIDE_INT_PRINT_DEC
9780 * genemit.c (gen_exp): Likewise.
9781 * genpeep.c (match_rtx): Likewise.
9782 * genrecog.c (write_tree_1): Likewise.
9784 * c-lex.c (yyprint): Use proper format string based upon
9785 disposition of HOST_BITS_PER_WIDE_INT.
9786 (yylex): Put casts in right place for args to build_int_2.
9788 Thu Jan 29 00:24:29 1998 Jeffrey A Law (law@cygnus.com)
9790 * combine.c: Fix typos in Jan27 changes.
9792 Thu Jan 29 00:07:49 1998 Ollivier Robert <roberto@keltia.freenix.fr>
9794 * i386/freebsd.h (LIB_SPEC): Correctly handle -shared, -p and friends.
9795 (LINK_SPEC): Likewise.
9796 (STARTFILE_SPEC): Likewise.
9798 1998-01-28 Mike Stump <mrs@wrs.com>
9800 * rtlanal.c (dead_or_set_regno_p): Ignore REG_DEAD notes after
9802 * genattrtab.c (reload_completed): Define.
9804 * m32r.md, mips.md, mn10200.md, mn10300.md, pyr.md: Remove obsolete
9807 Wed Jan 28 20:11:06 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
9809 * reload.c (push_reload): If WORD_REGISTER_OPERATIONS, reload the
9810 SUBREG_REG if the word count is unchanged, also in the input reload
9811 case. Disable non-applicable sanity checks.
9813 Wed Jan 28 20:08:26 1998 Jeffrey A Law (law@cygnus.com)
9815 * config/t-svr4 (TARGET_LIBGCC2_CFLAGS): Add -fPIC.
9817 Wed Jan 28 20:04:43 1998 Ian Lance Taylor <ian@cygnus.com>
9819 * i386/t-cygwin32 (LIMITS_H_TEST, LIBGCC2_INCLUDES): Define.
9821 Wed Jan 28 11:45:27 1998 Per Bothner <bothner@cygnus.com>
9823 * dbxout.c (dbxout_type): For a RECORD_TYPE, check that TYPE_BINFO
9824 is a TREE_VEC before trying to use it for baseclasses.
9825 (Chill uses the same field for a different purpose.)
9827 * toplev.c (strip_off_ending): Generalize to endings up to 5 chars.
9829 Tue Jan 27 23:15:55 1998 Lassi A. Tuura <lat@iki.fi>
9831 * config.sub: More accurate determination of HP processor types.
9833 Tue Jan 27 23:11:11 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9835 * c-lex.c: Include <stdlib.h> and <string.h>/<strings.h>. Add
9836 prototype for `handle_sysv_pragma', and make it static. Add
9837 parentheses around assignment used as truth value.
9839 * combine.c (combine_instructions): Protect variable `prev' with
9841 (can_combine_p): Protect variable `link' with AUTO_INC_DEC.
9842 (extract_left_shift): Add parentheses around operand of &.
9843 (merge_outer_ops): Avoid an empty body in an else-statement.
9844 (gen_rtx_combine): Remove unused variable `i'.
9846 * sparc/gmon-sol2.c: Include <fcntl.h>. Make return type of
9847 function monstartup `void'. Likewise for internal_mcount. Add
9848 `static void' prototype for moncontrol. Reconcile sprintf format
9851 * sparc/sparc.c: Include <stdlib.h> and <string.h>/<strings.h>.
9852 Make return type of function_arg_slotno explicitly `int'.
9853 (reg_unused_after): Add parentheses around assignment used as
9855 (save_regs): Add explicit braces to avoid ambiguous `else'.
9856 (function_arg_slotno): Add parentheses around && within ||.
9857 (function_arg_pass_by_reference): Likewise.
9858 (sparc_flat_output_function_prologue): Reconcile fprintf format
9861 * svr4.h (ASM_OUTPUT_LIMITED_STRING): Add parentheses around
9862 assignment used as truth value.
9864 * cplus-dem.c: Include <stdlib.h>.
9865 (demangle_signature): Avoid an empty body in an else-statement.
9866 (do_type): Remove unused variable `lvl'.
9868 * cppexp.c: Don't have <stdlib.h> depend on MULTIBYTE_CHARS.
9869 Include <string.h>/<strings.h>.
9870 (cpp_lex): Remove unused variable `namelen'.
9871 (cpp_lex): Explicitly declare `num_chars' as an int.
9873 * cpplib.c: Avoid duplicate inclusion of <stdlib.h>, include
9874 <unistd.h> instead. Explicitly declare is_system_include
9876 (make_assertion): Remove unused variable `kt'.
9877 (cpp_expand_to_buffer): Hide variable `obuf'.
9878 (output_line_command): Remove unused variables, `line_end',
9879 `line_cmd_buf' and `len'.
9880 (macarg): Remove unused variable `arg_start'.
9881 (special_symbol): Remove unused variable `i'. Add parentheses
9882 around assignment used as truth value.
9883 (do_include): Remove unused variables `pcfname' and `retried',
9884 hide `pcf' and `pcfbuflimit'.
9885 (do_line): Remove unused variable `i'.
9886 (finclude): Hide variable `missing_newline'.
9887 (cpp_handle_options): Remove unused variable `j'.
9888 (read_token_list): Remove unused variable `eofp'.
9889 (cpp_error_with_line): Remove unused variable `i'.
9890 (cpp_warning_with_line): Likewise.
9891 (cpp_pedwarn_with_line): Explicitly declare `column' as int.
9892 (cpp_error_from_errno): Remove unused variable `i'.
9894 * cse.c (invalidate): Add parentheses around assignment used as
9896 (find_best_addr): Move declaration of variable `our_cost' inside
9897 the conditional macro where its used.
9898 (fold_rtx): Avoid an empty body in an if-statement.
9899 (cse_insn): Wrap variables `this_insn_cc0_mode' and
9900 `this_insn_cc0' in macro HAVE_cc0.
9902 * dwarf2out.c: Include <stdlib.h> and <string.h>/<string.h>.
9903 (ASM_OUTPUT_DWARF_DATA8): Reconcile format vs. args in fprintf's.
9904 (output_uleb128): Likewise.
9905 (output_sleb128): Likewise.
9906 (output_cfi): Likewise.
9907 (output_call_frame_info): Remove unused variables `j', `fde_size'
9909 (comp_unit_has_inlines): Hide declaration as per rest of file.
9910 (size_of_line_prolog): Correct typo in prototype.
9911 (add_arange): Likewise.
9912 (output_aranges): Likewise.
9913 (add_name_and_src_coords_attributes): Likewise.
9914 (gen_array_type_die): Likewise.
9915 (gen_inlined_subroutine_die): Likewise.
9916 (equate_decl_number_to_die): Remove unused variable `i'.
9917 (print_die): Reconcile format vs. args in fprintf's.
9918 (print_dwarf_line_table): Likewise.
9919 (output_die): Likewise.
9920 (output_line_info): Likewise.
9921 (add_subscript_info): Avoid an empty body in an else-statement.
9922 (gen_subprogram_die): Remove unused variable `fp_loc'.
9924 * dwarfout.c: Explicitly declare `next_pubname_number' as int.
9925 Protect `ordering_attribute' prototype with USE_ORDERING_ATTRIBUTE
9926 macro. Protect `src_coords_attribute' prototype with
9927 DWARF_DECL_COORDINATES macro. Hide `output_entry_point_die'
9928 prototype as in the rest of the file. Likewise for
9929 `output_pointer_type_die' and `output_reference_type_die'. Remove
9930 prototype for `type_of_for_scope'.
9931 (output_unsigned_leb128): Reconcile format vs. args in fprintf.
9932 (type_attribute): Add explicit braces to avoid ambiguous `else'.
9934 * final.c: Include <stdlib.h> and <string.h>/<strings.h>.
9935 (shorten_branches): Protect declaration of tmp_length with
9936 SHORTEN_WITH_ADJUST_INSN_LENGTH and ADJUST_INSN_LENGTH macros.
9937 (profile_function): Protect declaration of `sval' and `cxt'
9938 variables with appropriate macros.
9939 (final_scan_insn): Likewise for `note' variable. Add explicit
9940 braces to avoid empty body in an if-statement.
9941 (output_asm_insn): Move variable `i' inside macro conditional
9942 where it is used. Add parentheses around assignment used as truth
9944 (asm_fprintf) Likewise, likewise.
9946 * fix-header.c (main): Remove unused variable `done'. Protect
9947 declaration of `i' with FIXPROTO_IGNORE_LIST.
9949 * pexecute.c: Include <unistd.h>. Prototype `my_strerror'.
9951 * print-rtl.c (print_inline_rtx): Explicitly declare the parameter
9954 * profile.c: Include <string.h>/<strings.h>.
9955 (instrument_arcs): Remove unused variables `note', `inverted',
9956 `zero' and `neg_one'.
9957 (branch_prob): Avoid empty body in an if-statement.
9959 * regclass.c: Include <stdlib.h>.
9960 (reg_alternate_class): Explicitly declare parameter `regno'.
9962 * regmove.c (regmove_optimize): Remove unused variable `p'. Add
9963 parentheses around assignment used as truth value.
9964 (find_matches): Remove unused variables `output_operand' and
9966 (fixup_match_1): Remove statement with no effect: "if (0) ;".
9968 * scan.c (sstring_append): Explicitly declare `count' as int.
9969 (scan_string): Explicitly declare parameter `init' as int.
9971 * sched.c: Include <stdlib.h>.
9972 (BLOCKAGE_RANGE): Add parentheses around arithmetic in operand of |.
9973 (rank_for_schedule): Add parentheses around assignment used as
9975 (schedule_block): Likewise.
9976 (regno_use_in): Likewise.
9977 (schedule_insns): Remove unused variable `i'.
9979 * toplev.c: Include <stdlib.h> and <string.h>/<strings.h>.
9980 (v_message_with_decl): Remove unused variable `n'.
9981 (botch): Explicitly declare parameter `s' as char *.
9982 (main): Add parentheses around assignment used as truth value.
9984 * tree.c (make_node): Protect the variable `kind' with the
9985 GATHER_STATISTICS macro.
9986 (real_value_from_int_cst): Move variable `e' inside conditional
9987 macro area where it is used.
9988 (tree_last): Add parentheses around assignment used as truth value.
9989 (build1): Protect the variable `kind' with the GATHER_STATISTICS
9991 (print_obstack_statistics): Reconcile format vs. args in fprintf.
9992 Protect variables `i', `total_nodes', and `total_bytes' with the
9993 GATHER_STATISTICS macro.
9995 Tue Jan 27 23:01:55 1998 Mike Stump (mrs@wrs.com)
9997 * m32r.md, mips.md, mn10200.md, mn10300.md, pyr.md: Add
9998 some comments regarding use of dead_or_set_p.
10000 Tue Jan 27 22:14:48 1998 Todd Vierling <tv@pobox.com>
10002 * fixincludes: Tweak fix for struct exception in math.h
10004 Tue Jan 27 17:21:09 1998 Gavin Koch (gavin@cygnus.com)
10006 * mips/mips.c (mips_expand_prologue,mips_expand_epilogue):
10007 Change mode of registers used to add/sub from
10008 hard_frame_pointer_rtx from word_mode to Pmode.
10010 Tue Jan 27 11:02:04 1998 Nick Clifton <nickc@cygnus.com>
10012 * v850.h (ASM_OUTPUT_ALIGNED_BSS): Use
10013 asm_output_aligned_bss() instead of asm_output_bss().
10015 * toplev.c (rest_of_compilation): Replace references to
10016 stack_reg_dump_file and dbr_sched_dump_file with references to
10019 Tue Jan 27 10:22:13 1998 Kamil Iskra <iskra@student.uci.agh.edu.pl>
10021 * tlink.c (scan_linker_output): Call fclose() for opened files.
10023 Tue Jan 27 05:05:26 1998 Richard Henderson <rth@cygnus.com>
10025 * alpha.c (output_epilog [!VMS]): Don't tag global functions if
10026 compiling with -fpic -- we want to be able to override symbols
10028 (alpha_expand_block_move): Fix thinko in last change.
10030 * alpha.h (ASM_OUTPUT_MI_THUNK): New define.
10031 * config/alpha/win-nt.h (ASM_OUTPUT_MI_THUNK): New define.
10032 * config/alpha/vms.h (ASM_OUTPUT_MI_THUNK): New undef.
10034 Tue Jan 27 03:21:23 1998 Richard Henderson <rth@cygnus.com>
10036 * alpha.md (abssf, absdf): Revert last change.
10038 Tue Jan 27 00:26:50 1998 John Carr <jfc@mit.edu>
10040 * dwarf2out.c (dwarf2out_frame_init): Test value of DWARF2_UNWIND_INFO.
10041 * mips/sni-svr4.h: Define DWARF2_UNWIND_INFO as 0.
10043 Tue Jan 27 00:07:02 1998 Jeffrey A Law (law@cygnus.com)
10045 * emit-rtl.c (gen_lowpart_common): Handle more case where converting
10046 a CONST_INT into SFmode.
10048 Tue Jan 20 16:01:03 1998 Anthony Green <green@cygnus.com>
10050 * flags.h: New flag (optimize_size).
10051 * toplev.c (main): Parse -Os option and set optimize_space
10053 * gcc.c (default_compilers), cp/lang-specs.h, f/lang-specs.h: Define
10054 __OPTIMIZE_SIZE__ when compiling with -Os.
10055 * config/dsp16xx/dsp16xx.h, config/i386/i386.h,
10056 config/i386/dgux.h, config/i960/i960.h, config/pdp11/pdp11.h,
10057 config/v850/v850.h (OPTIMIZATION_OPTIONS): New SIZE argument
10059 * config/i386/i386.c (optimization_options): Accept new SIZE argument.
10061 Mon Jan 26 23:57:39 1998 Manfred Hollstein <manfred@s-direktnet.de>
10063 * libgcc2.c (__clear_insn_cache): On sysV68 enable the memctl
10064 stuff only if MCT_TEXT is #define'd.
10066 Mon Jan 26 23:52:51 1998 Markus F.X.J. Oberhumer <k3040e4@c210.edvz.uni-linz.ac.at>
10068 * configure.in (i*86-pc-msdosdjgpp): Treat like msdos & go32
10071 Fri Jan 23 09:39:36 1998 Nick Clifton <nickc@cygnus.com>
10073 * toplev.c: Add -dM command line option to dump RTL after the
10074 machine dependent reorganisation pass, if there is one.
10075 Reorganise RTL dump code, so that only one file handle is
10078 Mon Jan 26 12:09:42 1998 Benjamin Kosnik <bkoz@rhino.cygnus.com>
10080 * except.c (check_exception_handler_labels): Disable warning when
10083 Mon Jan 26 18:17:32 1998 Jim Wilson <wilson@cygnus.com>
10085 * sparc.c (pic_setup_code): Don't set LABEL_PRESERVE_P.
10087 Mon Jan 26 18:11:30 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
10089 * c-decl.c (grokdeclarator): Get parameter tags from
10090 last_function_parm_tags.
10091 * dwarfout.c (output_formal_types): Set TREE_ASM_WRITTEN before
10092 traversing the parameter types.
10093 (output_type): No early exit for FUNCTION_TYPE / METHOD_TYPE context.
10095 Mon Jan 26 01:44:12 1998 Jeffrey A Law (law@cygnus.com)
10097 * h8300.c (print_operand): Handle CONST_DOUBLE for 'e', 'f', and
10099 (get_shift_alg): Fix typo.
10101 Sun Jan 25 22:22:04 1998 Richard Henderson <rth@cygnus.com>
10103 * alpha.c (alpha_expand_block_move): Copy ADDRESSOF to reg.
10105 Sun Jan 25 22:14:28 1998 Richard Henderson <rth@cygnus.com>
10107 * toplev.c (get_run_time): Make sure each case gets its variables.
10109 Sun Jan 25 22:10:21 1998 Richard Henderson <rth@cygnus.com>
10111 * configure.in (build_xm_file): Add auto-config.h if host=build.
10112 (host_xm_file_list): Don't add $(srcdir) to auto-config.h.
10113 (build_xm_file_list): Likewise.
10114 * configure: Rebuild.
10116 Sun Jan 25 22:00:25 1998 Alasdair Baird <alasdair@wildcat.demon.co.uk>
10118 * recog.c (validate_replace_rtx_1): Only perform substitutions
10119 of arguments to commutative and comparison operators once.
10121 Sun Jan 25 12:30:18 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10123 * sparc.c (output_cbranch): Add default case in
10124 enumeration switch.
10126 * reorg.c (insn_sets_resource_p): Correct typo in prototype.
10127 (emit_delay_sequence): Eliminate unused parameter, all callers
10129 (fill_simple_delay_slots): Likewise.
10130 (fill_slots_from_thread): Likewise.
10131 (fill_eager_delay_slots): Likewise.
10132 (mark_referenced_resources): Add default case in enumeration switch.
10133 (mark_set_resources): Likewise.
10134 (rare_destination): Likewise.
10135 (mostly_true_jump): Likewise.
10136 (find_dead_or_set_registers): Likewise.
10137 (redirect_with_delay_slots_safe_p): Remove unused variable `slots'.
10138 (update_reg_unused_notes): Remove unused variable `p'.
10139 (mark_target_live_regs): Remove unused variables `next' and
10141 (fill_simple_delay_slots): Remove unused variable `j'.
10142 (fill_slots_from_thread): Add parentheses around assignment used
10144 (dbr_schedule): Likewise.
10146 * objc/Make-lang.in (objc.stage1): Depend on stage1-start.
10147 (objc.stage2, objc.stage3, objc.stage4): Likewise.
10149 Sun Jan 25 12:13:47 1998 Michael Tiemann <michael@tiemann.org>
10151 * cse.c (simplify_ternary_operation): Don't try to simplify
10152 IF_THEN_ELSE expressions (created by combine) that don't use
10153 relational operators.
10155 Fri Jan 23 22:48:24 1998 Jeffrey A Law (law@cygnus.com)
10157 * cse.c (simplify_ternary_operation): Handle more IF_THEN_ELSE
10160 * crtstuff.c (init_dummy): Keep the epilogue in the init
10161 section for non-ELF systems.
10163 Fri Jan 23 23:28:59 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
10165 * sh.md (movqi_i+1): New peephole.
10167 Fri Jan 23 15:39:42 1998 Jim Wilson <wilson@cygnus.com>
10169 * Makefile.in: Remove remaining bytecode stuff.
10170 * emit-rtl.c, expr.c: Likewise.
10172 Fri Jan 23 12:41:10 1998 Nick Clifton (nickc@cygnus.com)
10174 * toplev.c (lang_options): Add unknown-pragma options.
10176 Thu Jan 22 23:43:38 1998 Per Bothner <bothner@cygnus.com>
10178 * dwarfout.c (byte_size_attribute): Simplify and fix - don't need
10179 special (and incomplete) handling for Chill arrays.
10181 Fri Jan 23 00:27:23 1998 John Carr <jfc@mit.edu>
10183 * toplev.c (get_run_time): Call sysconf(_SC_CLK_TCK), when available,
10186 Fri Jan 23 00:19:36 1998 Gavin Koch (gavin@cygnus.com)
10188 * mips.md (muldi3_internal2): Reverse test for TARGET_MIPS16.
10190 1998-01-22 scott snyder <snyder@d0sgif.fnal.gov>
10192 * mips.c (function_prologue): Use HARD_FRAME_POINTER_REGNUM in
10193 .frame directive instead of FRAME_POINTER_REGNUM.
10195 Fri Jan 23 00:08:55 1998 Robin Kirkham <rjk@mlb.dmt.csiro.au>
10197 * m68k.h (TARGET_SWITCHES): -mcpu32 now clears MASK_68881.
10198 (MACHINE_STATE_m68010_up): Replaced __mc68332__ with __mcpu32__.
10199 * m68k/m68k-none.h(CPP_FPU_SPEC): Update relative to TARGET_SWITCHES.
10200 (CPP_SPEC, ASM_SPEC, CC1_SPEC): Likewise.
10201 (CPP_SPEC): -m68332 defines both __mc68332 and __mcpu32__.
10202 * m68k/t-m68kbare (MULTILIB_OPTIONS): Add mcpu32.
10203 (MULTILIB_MATCHES): -m68332 now uses mcpu32 libraries, not m68000.
10204 (MULTILIB_EXCEPTIONS): Don't build 68881 libraries for m68000,
10206 * longlong.h: Replace __mc68332__ with __mcpu32__.
10208 Thu Jan 22 19:55:40 PST 1998 Jeff Law (law@cygnus.com)
10210 * version.c: Bump for snapshot.
10212 Thu Jan 22 14:47:31 1998 Jim Wilson <wilson@cygnus.com>
10214 * reload.c (push_reload): In WORD_REGISTER_OPERATIONS code, add test
10215 to require the SUBREG mode to be smaller than the SUBREG_REG mode.
10216 * reload1.c (eliminate_regs): Likewise.
10218 Thu Jan 22 14:49:14 1998 Jeffrey A Law (law@cygnus.com)
10220 * regmove.c (find_matches): Initialize matches->earlyclobber too.
10222 Thu Jan 22 01:40:52 1998 Richard Henderson <rth@cygnus.com>
10224 * alpha.md (abssf2, absdf2): Disable in IEEE mode.
10225 (negsf2, negdf2): Use proper subtract in IEEE mode.
10227 Tue Jan 20 09:29:09 1998 Jeffrey A Law (law@cygnus.com)
10229 * Makefile.in: Remove more bytecode stuff.
10230 * expr.c, stmt.c, config/msdos/top.sed: Likewise.
10231 * vax/xm-vms.h, winnt/config-nt.sed: Likewise.
10232 * f/install.texi, objc/Make-lang.in: Likewise.
10234 * Makefile.in: Remove all bytecode support.
10235 (OBJS): Make sure last entry is a real object file, not EXTRA_OBJS.
10236 * emit-rtl.c: Remove all bytecode support.
10237 * expr.c, expr.h function.c, integrate.c: Likewise.
10238 * output.h, regclass.c, rtl.h, stmt.c, toplev.c: Likewise.
10239 * tree.h, varasm.c: Likewise.
10240 * config/m68k/m68k.h: Likewise.
10241 * bi-*, bc-*, bytecode*: Delete bytecode related files.
10242 * modemap.def: Likewise.
10244 Tue Jan 20 09:02:31 1998 Gavin Koch (gavin@cygnus.com)
10246 * mips/mips.md (divsi3,divdi3,modsi3,moddi3,udivsi3,udivdi3,
10247 umodsi3,umoddi3): Handle mips16 div/mod by a constant.
10249 Mon Jan 19 21:57:00 1998 Richard Henderson <rth@cygnus.com>
10251 * i386.md (push): Prohibit symbolic constants if flag_pic.
10252 (movsi+1): Likewise for move to non-register.
10254 Mon Jan 19 11:15:38 1998 Jim Wilson <wilson@cygnus.com>
10256 * alpha.c (mode_mask_operand): Accept 0xffffffff on 32 bit host.
10257 (print_operand): Handle 0xffffffff on 32 bit host.
10259 * configure.in (thread_file): Rename uses before main loop to
10260 target_thread_file. Initialize to empty in main loop. Set thread_file
10261 to target_thread_file after main loop if not set.
10262 * configure: Rebuild.
10264 * genattrtab.c (find_and_mark_used_attributes): Handle CONST_INT.
10265 (add_values_to_cover): Revert last change (which had no ChangeLog
10267 (simplify_with_current_value_aux): Handle CONST_INT.
10269 Mon Jan 19 10:14:55 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
10271 * unprotoize.c: Define UNPROTOIZE first, to actually take effect.
10273 Mon Jan 19 10:11:52 1998 Richard Henderson <rth@cygnus.com>
10275 * configure.in: Add cpp stringify test.
10276 * acconfig.h (HAVE_CPP_STRINGIFY): New tag.
10277 * gengenrtl.c: Use it.
10278 * configure, config.in: Rebuild.
10280 Mon Jan 19 09:43:15 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
10282 * Makefile.in (genrtl.c genrtl.h): Add dummy command for GNU make.
10284 Mon Jan 19 09:38:18 1998 Richard Henderson <rth@cygnus.com>
10286 * configure.in: Find declaration for sbrk.
10287 * acconfig.h (NEED_DECLARATION_SBRK): New tag.
10288 * config.in, configure: Rebuild.
10289 * mips-tfile.c: Properly protect declaration of sbrk and free.
10290 * toplev.c: Properly protect declaration of sbrk.
10292 Sun Jan 18 20:18:01 1998 Richard Henderson <rth@cygnus.com>
10294 * alpha.c (alpha_handle_trap_shadows): Ignore CLOBBERs.
10296 Sun Jan 18 01:54:27 1998 Jeffrey A Law (law@cygnus.com)
10298 * alpha/xm-winnt.h (HAS_INIT_SECTION): Undefine.
10300 Sun Jan 18 00:57:35 1998 Mike Stump (mrs@wrs.com)
10302 * configure.in (i960-wrs-vxworks): Default to latest vxworks release.
10304 Sat Jan 17 23:41:36 1998 David S. Miller <davem@tanya.rutgers.edu>
10306 * combine.c (force_to_mode, nonzero_bits): Correctly optimize
10307 constant offset computations from objects with known alignment in
10308 the presence of STACK_BIAS.
10310 * varasm.c (immed_double_const): Add casts to HOST_WIDE_INT where
10312 (const_hash): Hash val is unsigned long.
10313 (SYMHASH): Likewise.
10315 * tree.c (TYPE_HASH): Type of hash val is unsigned long.
10317 * print-tree.c (print_node_brief): HOST_PTR_PRINTF format wants a
10318 char pointer, not HOST_WIDE_INT.
10319 (print_node): Likewise. Also hash is unsigned long not
10322 * cse.c (canon_hash): Hash is unsigned long not HOST_WIDE_INT.
10324 * explow.c (optimize_save_area_alloca): New function for targets
10325 where SETJMP_VIA_SAVE_AREA is true.
10326 (allocate_dynamic_stack_space): On SETJMP_VIA_SAVE_AREA targets,
10327 compute the amount of stack space needed should we find later that
10328 setjmp is never called by this function, stuff rtl for this inside
10329 a REG_NOTE of the final SET of stack_pointer_rtx.
10330 * toplev.c (rest_of_compilation): If SETJMP_VIA_SAVE_AREA and
10331 current_function_calls_alloca, call optimize_save_area_alloca.
10333 Sat Jan 17 23:22:59 1998 John Wehle (john@feith.com)
10335 * i386.md: Remove redundant integer push patterns.
10336 Don't bother checking for TARGET_PUSH_MEMORY when
10337 pushing constants or registers.
10339 Sat Jan 17 22:35:39 1998 Mumit Khan <khan@xraylith.wisc.edu>
10340 J.J VanderHeijden <J.J.vanderHeijden@student.utwente.nl>
10342 * pexecute.c (pexecute): New function for mingw32. Supports pipes.
10343 (pwait): New function for mingw32.
10345 * gcc.c (execute): Mingw32 pexecute() supports pipes, but cygwin32
10346 pipe support is broken for now.
10348 1998-01-17 Lee Iverson <leei@Canada.AI.SRI.COM>
10350 * emit_rtl.c (init_emit_once): Ensure that potential aliasing
10351 between frame_pointer_rtx, hard_frame_pointer_rtx, and
10352 arg_pointer_rtx is respected in initialization.
10353 (init_emit_once): Use gen_rtx_raw_REG() to create
10354 return_address_pointer_rtx.
10356 * reorg.c: #include "expr.h" for rtx prototypes.
10357 * Makefile.in (reorg.o): Depend on expr.h
10359 Sat Jan 17 21:28:08 1998 Pieter Nagel <pnagel@epiuse.co.za>
10361 * Makefile.in (FLAGS_TO_PASS): Pass down gcc_include_dir and
10362 local_prefix to sub-make invocations.
10364 Sat Jan 17 21:24:16 1998 David T. McWherter <dtm@waterw.com>
10366 * objc-parse.c: Recognize protocol qualifiers in class definitions.
10368 Sat Jan 17 21:16:19 1998 Jeffrey A Law (law@cygnus.com)
10370 * rtl.h: Fix typos.
10372 * acconfig.h (NEED_DECLARATION_ATOL): New declaration to check for.
10373 * configure.in: Check for atol.
10374 * rtl.c (atol): Only provide the declaration if NEED_DECLARATION_ATOL.
10376 * rtl.c (read_rtx): Initialize list_rtx to NULL, not NULL_RTX.
10378 * loop.c (find_and_verify_loops): When attempting to move insns from
10379 inside the loop outside the loop, create a BARRIER if no suitable
10382 * jump.c (jump_optimize): Remove Dec 17, 1997 chance in
10383 favor of an equivalent change from gcc-2.8.
10385 * i386/x-sco5 (CC): Remove trailing whitespace.
10387 Sat Jan 17 21:09:46 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10389 * gengenrtl.c (type_from_format): De-ANSIfy function signature.
10390 (accessor_from_format): Likewise.
10391 (xmalloc): New function for use when linking with alloca.o.
10393 Mon Jan 5 02:53:01 1998 Bruno Haible <bruno@linuix.mathematik.uni-karlsruhe.de>
10395 * frame.c (find_fde): Correct FDE's upper bound.
10397 Fri Jan 16 16:23:52 1998 Richard Henderson <rth@cygnus.com>
10399 * gengenrtl.c (DEF_RTL_EXPR): Provide a K&R compliant version.
10401 Fri Jan 16 10:16:10 1998 Jeffrey A Law (law@cygnus.com)
10403 * calls.c (expand_call): Move #ifdef code out of macro argument
10405 (emit_library_call, emit_library_call_value): Likewise.
10407 Fri Jan 16 00:46:40 1998 Jeffrey A Law (law@cygnus.com)
10409 * rtl.def (INLINE_HEADER): Fix bug exposed by gen_rtx_FOO changes.
10411 Thu Jan 15 01:02:30 1998 Jeffrey A Law (law@cygnus.com)
10413 * version.c: Bump for snapshot.
10415 Wed Jan 14 22:49:17 1998 Richard Henderson <rth@cygnus.com>
10417 * alias.c: Change all uses of gen_rtx(FOO...) to gen_rtx_FOO;
10418 change gen_rtx(expr...) to gen_rtx_fmt_foo(expr...).
10419 * caller-save.c, calls.c, combine.c, cse.c: Likewise.
10420 * dwarf2out.c, except.c, explow.c, expmed.c, expr.c: Likewise.
10421 * final.c, flow.c, function.c, genpeep.c, haifa-sched.c: Likewise.
10422 * halfpic.c, integrate.c, jump.c, local-alloc.c, loop.c: Likewise.
10423 * profile.c, recog.c, reg-stack.c, regclass.c, regmove.c: Likewise.
10424 * reload.c, reload1.c, reorg.c, sched.c, stmt.c, stupid.c: Likewise.
10425 * unroll.c, varasm.c: Likewise.
10426 * config/alpha/alpha.c, config/alpha/alpha.md: Likewise.
10428 Wed Jan 14 19:36:08 1998 Gavin Koch (gavin@cygnus.com)
10430 * mips.h: Fix some type-o's from a previous change.
10432 Wed Jan 14 01:26:05 1998 Jeffrey A Law (law@cygnus.com)
10434 * loop.c (check_dbra_loop): Make sure initial value is a
10435 CONST_INT before trying to normalize it.
10437 Tue Jan 13 23:27:54 1998 Robert Lipe (robertl@dgii.com)
10439 * sco5.h (ASM_OUTPUT_SECTION_NAME): Refresh from ../svr4.h.
10441 Tue Jan 13 22:47:02 1998 Herman ten Brugge <herman@htbrug.net.HCC.nl>
10443 * cppexp.c: Include gansidecl.h
10445 Tue Jan 13 22:43:35 1998 Ian Lance Taylor <ian@cygnus.com>
10447 * svr4.h (LINK_SPEC): Never specify -h.
10448 * ptx4.h (LINK_SPEC): Likewise.
10449 * rs6000/sysv4.h (LINK_SPEC): Likewise.
10450 * sparc/sol2.h (LINK_SPEC): Likewise.
10452 Tue Jan 13 22:39:40 1998 Richard Henderson (rth@cygnus.com)
10454 * c-typeck.c (comptypes): Exit early on NULL input.
10456 * haifa-sched.c (schedule_insns): Correctly remove inter-block
10457 dependencies after reload.
10459 Tue Jan 13 22:22:31 1998 Franz Sirl <franz.sirl-kernel@lauterbach.com>
10461 * rs6000/linux.h (CPP_PREDEFINES): Add -D__ELF__.
10463 Tue Jan 13 22:14:57 1998 Klaus Kaempf <kkaempf@progis.de>
10465 * alpha/vms.h (DIR_SEPARATOR): define
10467 Tue Jan 13 22:13:04 1998 Bruno Haible <bruno@linuix.mathematik.uni-karlsruhe.de>
10469 * Makefile.in (stamp-proto): Remove.
10470 (protoize.o, unprotoize.o): Straightforward compile.
10471 * unprotoize.c: Define UNPROTOIZE here, not in the Makefile.
10473 Tue Jan 13 21:59:39 1998 Mumit Khan <khan@xraylith.wisc.edu>
10475 * i386/cygwin32.h (STRIP_NAME_ENCODING): Define for Win32 to strip
10476 off the trailing @[NUM] added by ENCODE_SECTION_INFO.
10478 Tue Jan 13 21:55:06 1998 Jeffrey A Law (law@cygnus.com)
10480 * arm/netbsd.h (DWARF2_UNWIND_INFO): Define as zero for now.
10481 * i386/netbsd.h, m68k/netbsd.h, ns32k/netbsd.h: Likewise.
10482 * sparc/netbsd.h, vax/netbsd.h: Likewise.
10484 Tue Jan 13 21:37:07 1998 Shigeya Suzuki <shigeya@foretune.co.jp>
10486 * i386/bsd386.h (DWARF2_UNWIND_INFO): Define as zero for now.
10488 Tue Jan 13 17:50:55 1998 Jim Wilson <wilson@cygnus.com>
10490 * configure.in (target_cpu_default, target_cpu_default2): Use double
10491 quotes around them when testing their value.
10492 * configure: Rebuilt.
10494 Tue Jan 13 09:07:44 1998 John Carr <jfc@mit.edu>
10496 * gengenrtl.c (gencode): Emit new function obstack_alloc_rtx
10498 (gendef): Call obstack_alloc_rtx.
10500 Tue Jan 13 01:16:36 1998 Robert Lipe (robertl@dgii.com)
10502 * configure.in: (i[3456]86-UnixWare7-sysv5): Treat much like SVR4
10505 Thu Dec 18 18:40:17 1997 Mumit Khan <khan@xraylith.wisc.edu>
10507 * i386/mingw32.h (INCOMING_RETURN_ADDR_RTX): Delete. Use the value
10508 of DWARF2_UNWIND_INFO, if any, from i386/cygwin32.h instead.
10509 (STANDARD_INCLUDE_DIR): Change to /usr/local/i386-mingw32/include.
10511 Tue Jan 13 00:44:02 1998 Jim Wilson <wilson@cygnus.com>
10513 * mips.md (return_internal): Change mode from SImode to VOIDmode.
10515 Sat Jan 10 22:11:39 1998 J. Kean Johnston <jkj@sco.com>
10517 * i386/sco5.h (STARTFILE_SPEC, ENDFILE_SPEC): Correctly handle
10520 Sat Jan 10 22:04:15 1998 Stan Cox <scox@equinox.cygnus.com>
10522 * i386.md: (movsicc_1, movhicc_1): For alternate 3 set the opcode
10523 suffix from operand 3.
10525 Sat Jan 10 21:50:16 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
10526 Jeffrey A Law (law@cygnus.com)
10528 * regmove.c: New implementation of regmove pass.
10529 * local-alloc.c (optimize_reg_copy_1, optimize_reg_copy_2): Remove
10530 decls, make them have external linkage. Return a value from
10531 optimize_reg_copy_1.
10532 * reload.h (count_occurrences): Add decl.
10533 * reload1.c (count_occurrences): Delete decl, make it have external
10535 * rtl.h (optimize_reg_copy_1, optimize_reg_copy_2): Declare.
10537 Sat Jan 10 20:30:12 1998 Jeffrey A Law (law@cygnus.com)
10539 * regclass.c (record_address_regs): Don't use REG_OK_FOR_BASE_P
10540 if it is not defined.
10542 Thu Jan 8 21:06:54 1998 Richard Henderson <rth@cygnus.com>
10544 * Makefile.in (OBJ, GEN, RTL_H): Add genrtl.[oh] bits.
10545 * emit-rtl.c (gen_rtx): Move special code to ...
10546 (gen_rtx_CONST_INT): New function.
10547 (gen_rtx_REG): New function.
10548 (*): Update all calls to gen_rtx.
10549 * genemit.c (gen_exp): Emit calls to gen_rtx_FOO for constant FOO.
10550 * rtl.h: Include genrtl.h; prototype CONST_INT & REG generators.
10551 (GEN_INT): Call gen_rtx_CONST_INT.
10552 * gengenrtl.c: New file.
10554 Mon Jan 5 13:00:18 1998 John F. Carr <jfc@mit.edu>
10556 * alias.c (*_dependence): Call base_alias_check before canon_rtx.
10557 (base_alias_check): If no base found for address call canon_rtx and
10560 Mon Jan 5 11:39:49 1998 Jeffrey A Law (law@cygnus.com)
10562 * mips.c (mips_expand_prologue): Handle large frame with no outgoing
10563 arguments for mips16.
10564 (mips_expand_epilogue): Pass "orig_tsize" to save_restore_insns.
10565 Don't lose if tsize is zero after handling large stack for mips16.
10566 * mips.md (return): For trivial return, return address is in $31.
10568 Sun Jan 4 20:24:00 1998 Nigel Stephens <nigel@algor.co.uk>
10570 * mips/mips16.S: Various changes to make it work with -msingle-float
10573 Sun Jan 4 14:25:18 1998 Gavin Koch <gavin@cygnus.com>
10574 Ian Lance Taylor <ian@cygnus.com>
10575 Jeff Law <law@cygnus.com>
10577 * mips.c, mips.h, mips.md: First cut at merging in mips16
10578 support. Major modifications throughout all three files.
10580 Sun Jan 4 01:01:50 1998 scott snyder <snyder@d0sgif.fnal.gov>
10582 * configure.in: Make gthr-default.h a forwarding header instead of
10585 Sat Jan 3 12:08:06 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10587 * gcov-io.h: Include sys/types.h to ensure we get size_t.
10589 * pa.h (ASM_OUTPUT_MI_THUNK): Add missing % in fprintf.
10591 Fri Jan 2 23:40:09 1998 Jim Wilson (wilson@cygnus.com)
10592 Jeffrey A Law (law@cygnus.com)
10594 * crtstuff.c (__frame_dummy): New function for irix6.
10595 (__do_global_ctors): Call __frame_dummy for irix6.
10596 * iris6.h (LINK_SPEC): Hide __frame_dummy too.
10598 Fri Jan 2 04:57:57 1998 Weiwen Liu <liu@hepmail.physics.yale.edu>
10600 * alpha.c (vms_valid_decl_attribute_p): Move within #if OPEN_VMS.
10602 Fri Jan 2 04:34:14 1998 Richard Henderson <rth@cygnus.com>
10604 * c-decl.c (init_decl_processing): Provide proper fallback symbol
10605 for __builtin_memset.
10606 * expr.c (expand_builtin) [MEMSET]: Arg 3 type code is INTEGER_TYPE
10607 not INTEGER_CST. Assert arg 3 is a constant.
10609 * alpha.c (mode_width_operand): Accept 64-bit modes.
10610 (mode_mask_operand): Likewise.
10611 (print_operand): Likewise for 'M' and 'U' codes.
10612 (alpha_expand_unaligned_load): New function.
10613 (alpha_expand_unaligned_store): Likewise.
10614 (alpha_expand_unaligned_load_words): Likewise.
10615 (alpha_expand_unaligned_store_words): Likewise.
10616 (alpha_expand_block_move): Likewise.
10617 (alpha_expand_block_clear): Likewise.
10618 * alpha.h (MOVE_RATIO): New define.
10619 * alpha.md (extxl, ext*h, ins*l, mskxl): Name them.
10620 (insql, insxh, mskxh, extv, extzv, insv, movstrqi, clrstrqi): New.
10622 * alpha.h (ASM_OUTPUT_LOOP_ALIGN, ASM_OUTPUT_ALIGN_CODE): Set to 3.
10623 (CONSTANT_ALIGNMENT, DATA_ALIGNMENT): Disable.
10625 Thu Jan 1 15:40:15 1998 Richard Henderson <rth@cygnus.com>
10627 * configure.in: Put parenthesis around TARGET_CPU_DEFAULT's value.
10628 * configure: Update.
10630 Thu Jan 1 10:49:12 1998 Jeffrey A Law (law@cygnus.com)
10632 * emit-rtl.c (operand_subword): Correctly handle extracting a word
10633 from a CONST_DOUBLE for 16bit targets with !WORDS_BIG_ENDIAN.
10635 * mn10200.md (tstxx, cmpxx): Use "nonimmediate_operand" as predicate
10636 for first argument.
10638 Wed Dec 31 14:42:18 1997 Ian Lance Taylor <ian@cygnus.com>
10640 * configure.in: Set and subsitute host_exeext. Use it when creating
10641 the assembler and linker symlinks.
10642 * configure: Rebuild.
10643 * Makefile.in (exeext): Set to @host_exeext@.
10644 (build_exeext): New variable, set to @build_exeext@.
10645 (FLAGS_TO_PASS): Pass down build_exeext.
10646 (STAGESTUFF): Use build_exeext, not exeext, for gen* and bi*
10649 Wed Dec 31 10:05:44 1997 Jeffrey A Law (law@cygnus.com)
10651 * mn10200.md (addsi3, subsi3): Fix thinkos.
10653 Tue Dec 30 00:04:49 1997 Richard Henderson <rth@cygnus.com>
10655 * sparc.h (ASM_OUTPUT_MI_THUNK): Move %o7 through %g1 instead of
10656 save+restore. Fix pic+big_offset delay slot. Use "pic" case for
10657 unix always, since we want to be able to thunk to functions in a
10658 shared library from an application.
10660 Mon Dec 29 14:37:31 1997 Ian Lance Taylor <ian@cygnus.com>
10662 * mips/t-ecoff (CROSS_LIBGCC1): Define to libgcc1-asm.a.
10663 (LIB1ASMSRC, LIB1ASMFUNCS): Define.
10665 Mon Dec 29 14:03:38 1997 Jeffrey A Law (law@cygnus.com)
10667 * expr.c (expand_expr): For {BITFIELD,COMPONENT,ARRAY}_REF, if the
10668 offset's mode is not ptr_mode, convert it.
10670 Mon Dec 29 15:58:18 1997 Michael Meissner <meissner@cygnus.com>
10672 * libgcc2.c (inhibit_libc): Don't define inhibit_libc when cross
10673 compiling if it was already defined.
10675 Sun Dec 28 00:32:16 1997 Jeffrey A Law (law@cygnus.com)
10677 * flow.c (find_basic_blocks): Don't create a new basic block
10678 for calls in a LIBCALL block.
10680 Sun Dec 28 00:30:24 1997 David Edelsohn <edelsohn@mhpcc.edu>
10682 * config/fp-bit.c (L_df_to_sf): Fix typo in last change.
10684 Sat Dec 27 22:43:12 1997 Jeffrey A Law (law@cygnus.com)
10686 * cse.c (rtx_cost): Remove conflicting default case.
10688 Sat Dec 27 21:20:02 1997 Richard Henderson <rth@cygnus.com>
10690 * configure.in: Move default enabling of Haifa out of for loop.
10691 * configure: Rebuild.
10693 Thu Dec 25 01:02:54 1997 Jeffrey A Law (law@cygnus.com)
10695 * version.c: Bump for snapshot.
10697 1997-12-25 Teemu Torma <tot@trema.com>
10699 * Makefile.in (GTHREAD_FLAGS): New var.
10700 (LIBGCC2_CFLAGS): Added $(GTHREAD_FLAGS).
10701 (distclean): Remove gthr-default.h.
10703 * configure.in: Accept dce as a thread package.
10704 Check for thread.h and pthread.h.
10705 Link gthr-default.h to appropriate thread file and set
10707 (hppa1.1-*-hpux10*): If --enable-threads, use dce threads and
10708 include multilib definitions from pa/t-dce-thr.
10709 (sparc-*-solaris2*): Enable threads by default, if thread.h or
10710 pthread.h is found, preferring posix threads over solaris ones.
10712 * config/pa/t-dce-thr: New file.
10713 * config/pa/t-pa: Removed multilibs.
10714 * config/sparc/t-sol2: Ditto.
10716 * gthr.h: New file.
10717 * gthr-single.h: New file.
10718 * gthr-posix.h: New file.
10719 * gthr-solaris.h: New file.
10720 * gthr-dce.h: New file.
10721 * libgcc-thr.h: Removed.
10722 * objc/thr-dce.c: New file copied from thr-decosf1.c.
10724 * frame.c: Include gthr.h instead of libgcc-thr.h.
10725 * libgcc2.c: Include gthr.h instead of libgcc-thr.h.
10726 (eh_context_initialize): If __gthread_once fails, use static eh
10728 (eh_context_free): Call __gthread_key_dtor.
10730 Wed Dec 24 23:33:17 1997 Jeffrey A Law (law@cygnus.com)
10732 * expr.h (MUST_PASS_IN_STACK): Allow target port to override.
10734 Wed Dec 24 23:12:14 1997 Jim Wilson <wilson@cygnus.com>
10736 * cse.c (max_insn_uid): New variable.
10737 (cse_around_loop): Use max_insn_uid.
10738 (cse_main): Set max_insn_uid.
10740 * abi64.h (LONG_MAX_SPEC): Check MIPS_ABI_DEFAULT and TARGET_DEFAULT,
10741 and define __LONG_MAX__ appropriately. Add support for -mabi=X,
10742 -mlong64, and -mgp{32,64} options.
10743 * mips.c (mips_abi): Change type to int.
10744 * mips.h (enum mips_abi_type): Delete.
10745 (ABI_32, ABI_N32, ABI_64, ABI_EABI): Define as constants.
10746 (mips_abi): Change type to int.
10748 Wed Dec 24 22:38:34 1997 John Carr <jfc@mit.edu>
10750 * flags.h, toplev.c, calls.c, alias.c: Remove flag_alias_check;
10751 optimization is now always enabled.
10753 * calls.c (expand_call): Recognize C++ operator new as malloc-like
10756 * alias.c (memrefs_conflict_p): Eliminate tests now done by
10758 (*_dependence): Call canon_rtx before base_alias_check.
10759 (init_alias_once): New function to precompute set of registers which
10760 can hold Pmode function arguments.
10762 * rtl.h: Declare init_alias_once.
10764 * toplev.c (compile_file): Call init_alias_once.
10766 Wed Dec 24 22:34:55 1997 Jeffrey A Law (law@cygnus.com)
10768 * tree.c (restore_tree_status): Do not dereference a null pointer.
10770 Tue Dec 23 12:56:46 1997 Paul Eggert <eggert@twinsun.com>:
10772 * genattrtab.c (main): Check HAVE_{G,S}ETRLIMIT in addition to
10773 RLIMIT_STACK. This maintains consistency with the recent, similar
10774 patch to cccp.c and toplev.c.
10776 Tue Dec 23 05:17:28 1997 Richard Henderson <rth@cygnus.com>
10778 * genattrtab.c (expand_units): For large nr opclasses, expand
10779 function_units_used with ORX to prevent blowups. Tag with FFS.
10780 (num_unit_opclasses): New variable.
10781 (gen_unit): Update it.
10782 (enum operator): Add ORX_OP.
10783 (operate_exp): Treat ORX as or, except don't expand across an if.
10784 Reuse number rtx's after operating on them.
10785 (check_attr_value): Accept IOR, AND, & FFS.
10786 (write_test_expr): Transmute `in_comparison' to `flags'. Allow
10787 for attribute value caching. Handle CONST_STRING, IF_THEN_ELSE.
10788 (write_expr_attr_cache, write_toplevel_expr): New functions.
10789 (write_attr_get): Handle FFS-tagged expressions.
10790 (make_canonical): Don't expand const attributes.
10791 (convert_const_symbol_ref): Dike out.
10792 (evaluate_eq_attr): Handle SYMBOL_REF.
10793 (main): Don't emit get_attr_foo for const attributes.
10795 * alpha.c (override_options): Reinstate PROCESSOR_EV6.
10796 (alpha_adjust_cost): Add EV6 tuning; streamline EV5 tests.
10797 * alpha.h (REGISTER_MOVE_COST): Increase ftoi/itof cost slightly.
10798 * alpha.md: Redo all of the scheduling, adding EV6 support, and
10799 combining function units where possible.
10800 (attr "type"): Split loads, stores, cmov into int/fp. Combine
10801 multiplies and divides. Add EV6 sqrt, ftoi, itof.
10802 (attr "opsize"): New attribute.
10803 (sqrtsf2-1, sqrtdf2-1): Provide proper TP_INSN patterns.
10804 (movsf2-[12], movdf2-[12]): Provide CIX varients; don't allow CIX
10805 to control register allocation.
10806 (movsi2-1, movdi2-1): Likewise.
10808 Tue Dec 23 03:53:21 1997 Richard Henderson <rth@cygnus.com>
10810 * alpha.h (CPP_PREDEFINES, LIB_SPEC, LINK_SPEC, STARTFILE_SPEC,
10811 MD_STARTFILE_PREFIX, ASM_FILE_START, ASM_SPEC, ASM_FINAL_SPEC):
10812 Move OSF/1 specific defines out.
10813 * alpha/elf.h (TARGET_VERSION, CPP_PREDEFINES, DEFAULT_VTABLE_THUNKS):
10814 Move Linux specific defines out.
10815 (LINK_SPEC): Genericize.
10816 (ASM_FILE_START): Emit .arch if using more than the base insn set.
10817 (ASM_OUTPUT_SOURCE_LINE): Remove; identical to alpha.h version.
10818 (SDB_DEBUGGING_INFO): Remove; gas can't handle it.
10819 (HANDLE_SYSV_PRAGMA): Define.
10820 * alpha/osf.h: New file.
10821 * alpha/linux.h: Split. Retain file-format independant defines.
10822 Import Linux bits from elf.h.
10823 (CPP_PREDEFINES): Take a file-format specific SUB_CPP_PREDEFINES
10824 (FUNCTION_PROFILER): _mcount takes its address in $28.
10825 (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX): Remove undef.
10826 * alpha/linux-ecoff.h: New file.
10827 * alpha/linux-elf.h: New file.
10828 * alpha/vms.h (LIB_SPEC, LINK_SPEC): Copy from osf.h.
10829 * alpha/win-nt.h (TARGET_DEFAULT): Define.
10830 * configure.in (alpha*-*-osf*, alpha*-*-linux*) [tm_file]:
10831 Add new headers as appropriate.
10833 * configure.in (alpha*): Enable Haifa by default.
10834 (*-*-winnt3*): Change to winnt*, since we're not v3 specific.
10835 * configure: Rebuild.
10837 Tue Dec 23 03:14:54 1997 Richard Henderson <rth@cygnus.com>
10839 * Makefile.in (clean): Remove the stages with their objects here ...
10840 (distclean): ... instead of here.
10842 Mon Dec 22 11:24:01 1997 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10844 * cse.c (rtx_cost): Add default case in enumeration switch.
10845 * fix-header.c (recognized_macro): Likewise.
10846 (recognized_extern): Likewise.
10847 (write_rbrac): Likewise.
10848 * objc/objc-act.c (encode_aggregate): Likewise.
10849 (gen_declarator): Likewise.
10850 (gen_declspecs): Likewise.
10852 Mon Dec 22 09:58:51 1997 Jeffrey A Law (law@cygnus.com)
10854 * haifa-sched.c (create_reg_dead_note): Detect and handle another
10855 case where we kill more regs after sched than were killed before
10857 * sched.c (create_reg_dead_note): Similarly.
10859 Mon Dec 22 09:18:37 1997 Jeffrey A Law (law@cygnus.com)
10861 * c-pragma.c: Include flags.h.
10863 Sun Dec 21 22:10:59 1997 Mumit Khan <khan@xraylith.wisc.edu>
10865 * i386/cygwin32.h (NO_IMPLICIT_EXTERN_C): Don't assume anything
10866 about system headers.
10867 (LIB_SPEC): Add -ladvapi32 -lshell32 to be consistent with mingw32
10868 and also to resolve symbols in prefix.c.
10870 * i386/xm-cygwin32.h (HAVE_BCOPY): Define. This avoids a conflict
10871 between gansidecl.h and newlib's _ansi.h when building libgcc2.a,
10872 when the definitions in auto-config.h is not visible.
10873 (HAVE_BZERO): Likewise.
10874 (HAVE_BCMP): Likewise.
10875 (HAVE_RINDEX): Likewise.
10876 (HAVE_INDEX): Likewise.
10878 Sun Dec 21 21:54:22 1997 Jeffrey A Law (law@cygnus.com)
10880 * pa.c (emit_move_sequence): Handle a function label source
10883 Sun Dec 21 16:13:55 1997 Nick Clifton <nickc@cygnus.com
10885 * c-pragma.c (handle_pragma_token): Generate warning messages
10886 about unknown pragmas if warn_unknown_pragmas is set.
10888 * c-decl.c (c_decode_option): Parse -Wunknown-pragmas command
10889 line option to set variable: warn_unknown_pragmas.
10891 Sun Dec 21 15:51:10 1997 Manfred Hollstein <manfred@lts.sel.alcatel.de>
10893 * m68k/mot3300.h (ASM_BYTE_OP): Don't include '\t' in the
10895 (ASM_OUTPUT_ASCII): Prefix ASM_BYTE_OP by one single '\t'.
10897 Sun Dec 21 13:58:39 1997 Jeffrey A Law (law@cygnus.com)
10899 * Makefile.in (FPBIT_FUNCS, DPBIT_FUNCS): Define.
10900 (libgcc2.a): Depend on $(DPBIT) and $(FPBIT). Add rules to
10901 generate more fine grained floating point emulation libraries.
10902 * config/fp-bit.c: Add protecting #ifdef to all functions so
10903 that they can be compiled separately. If !FINE_GRAINED_LIBRARIES,
10904 then compile all suitable functions.
10905 (pack_d, unpack_d, fpcmp_parts): Add declarations, define with two
10906 underscores to avoid namespace pollution.
10907 * t-mn10200 (LIB2FUNCS_EXTRA): Remove fp-bit.c
10909 * t-mn10300 (LIB2FUNCS_EXTRA): Remove fp-bit.c and dp-bit.c
10913 Sat Dec 20 11:26:47 1997 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10914 Jeff Law <law@cygnus.com>
10916 * bitmap.c (bitmap_clear): Ensure `inline' is at the beginning
10917 of the declaration.
10918 * c-decl.c (finish_decl): Use parentheses around && within ||.
10919 * rtl.c: Include stdlib.h.
10920 (read_skip_spaces): Add parentheses around assignments used as
10922 (read_rtx): Initialize list_rtx.
10923 * cppexp.c (parse_number): Use || when operands are truth values.
10924 * alias.c (find_base_value): Add default case.
10925 (memrefs_conflict): Likewise.
10926 * combine.c (sets_function_arg_p): Likewise.
10927 * genemit.c (gen_exp): Likewise.
10928 * local-alloc.c (contains_replace_regs): Likewise.
10929 * rtlanal.c (jmp_uses_reg_or_mem): Likewise.
10930 * fold-const.c (fold_convert): Use "&&" for truth values.
10931 (fold): Add default case.
10932 * sdbout.c (sdbout_field_types): Fix typo in declaration.
10933 (sdbout_one_type): Add default case.
10934 * alpha.c (alpha_sa_mask): Prototype only if OPEN_VMS.
10935 (some_operand): Add default case.
10936 (input_operand): Likewise.
10937 (signed_comparison_operator): Likewise.
10938 (divmod_operator): Likewise.
10939 (alpha_set_memflags_1): Likewise.
10940 * reload1.c (reload_cse_simplify_operands): Ensure function
10941 always returns a value.
10942 * scan-decls.c (scan_decls): Likewise.
10943 * c-lex.c (skip_white_space): Fix typo in declaraion.
10944 * c-typeck.c (comp_target_types): Add parentheses around assignment
10945 used as truth value.
10946 (print_spelling): Likewise.
10947 (constructor_implicit, constructor_result): Remove unused variables.
10948 * collect2.c (scan_library): Protect prototype with
10949 #ifdef SCAN_LIBRARIES.
10950 * emit-rtl.c (find_line_note): Fix typo in declaration.
10951 * final.c (asm_insn_count): Protect prototype with
10952 #ifdef HAVE_ATTR_length.
10953 * flow.c (find_auto_inc): Protect prototype with #ifdef AUTO_INC_DEC.
10954 (try_pre_increment_1, try_pre_increment): Likewise.
10955 * regclass.c (auto_inc_dec_reg_p): Protect prototype with
10956 #ifdef FORBIDDEN_INC_DEC_CLASSES. Make return type explicit.
10957 * gcov-io.h (__store_long, __write_long, __read_long): Fix
10958 unsigned/signed comparisons.
10959 * gcov.c (read_files): Remove unused "first_type" variable.
10960 (scan _for_source_files): Initialize s_ptr.
10961 (function_summary): Eliminate "%lf" formatting, use %ld for
10963 (output_data): Initialize branch_probs and last_line_num.
10964 Eliminate "%lf" formatting, use "%ld" for longs.
10966 Fri Dec 19 17:31:11 1997 Ian Lance Taylor <ian@cygnus.com>
10968 * mips16.S: New file.
10970 * libgcc2.c (varargs): Handle mips16.
10972 * expr.c (do_tablejump): Let CASE_VECTOR_PC_RELATIVE be an
10974 * stmt.c (expand_end_case): Likewise.
10975 * alpha.h (CASE_VECTOR_PC_RELATIVE): Update.
10976 * fx80.h, gmicro.h, m68k.h, m88k.h, ns32k.h: Likewise.
10977 * rs6000.h, sh.h, tahoe.h, v850.h, vax.h: Likewise.
10979 Tue Dec 16 15:14:09 1997 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
10981 * objc/Make-lang.in: Create runtime-info.h and libobjc_entry.o in
10982 the build directory.
10983 (libobjc.a): Update dependency list.
10984 (libobjc.dll): Likewise. Use libobjc_entry.o from the build
10986 (objc/sendmsg.o): Add -Iobjc to find runtime-info.h.
10987 (objc.mostlyclean): Remove runtime-info.h.
10989 Fri Dec 19 00:19:42 1997 Richard Henderson <rth@cygnus.com>
10991 * tree.c (build_range_type): Allow creation of ranges with no maximum.
10992 * dbxout.c (dbxout_range_type): Handle missing TYPE_MAX_VALUE.
10993 * dwarf2out.c (add_subscript_info): Likewise.
10994 * dwarfout.c (subscript_data_attribute, byte_size_attribute): Likewise.
10995 * sdbout.c (plain_type_1): Likewise.
10996 * stmt.c (pushcase_range, all_cases_count, node_has_high_bound):
10998 * fold-const.c (int_const_binop, fold_convert, make_range, fold):
11001 Thu Dec 18 17:05:10 1997 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11003 * mips.c (fatal): Remove declaration.
11005 1997-12-18 Mark Mitchell <mmitchell@usa.net>
11007 * integrate.c (get_label_from_map): New function.
11008 (expand_inline_function): Use it. Initialize the label_map to
11009 NULL_RTX instead of gen_label_rtx.
11010 (copy_rtx_and_substitute): Use get_label_from_map.
11011 * integrate.h (get_label_from_map): New function.
11012 (set_label_from_map): New macro.
11013 * unroll.c (unroll_loop): Use them.
11014 (copy_loop_body): Ditto.
11016 Thu Dec 18 19:19:57 1997 Ian Lance Taylor <ian@cygnus.com>
11018 * mips/mips.h (INIT_SUBTARGET_OPTABS): Define if not defined.
11019 (INIT_TARGET_OPTABS): Define.
11020 * mips/ecoff.h: Include gofast.h before mips.h.
11021 (INIT_SUBTARGET_OPTABS): Define instead of INIT_TARGET_OPTABS.
11022 * mips/elf64.h: Likewise.
11023 * mips/elf.h (ASM_OUTPUT_SECTION_NAME): Define.
11025 Thu Dec 18 14:51:12 1997 Jason Merrill <jason@yorick.cygnus.com>
11027 * except.c: Remove register_exception_table{,_p}.
11029 Thu Dec 18 14:57:29 1997 Gavin Koch <gavin@cygnus.com>
11031 * unroll.c (calculate_giv_inc): Handle constant increment found in
11032 a MEM with an appropriate REG_EQUAL note.
11034 * calls.c (expand_call): Implement LOAD_ARGS_REVERSED.
11036 * dwarf2out.c (dwarf2out_frame_debug): Handle adjustments of the
11037 frame pointer in the prologue.
11039 Thu Dec 18 00:19:38 1997 Robert Lipe <robertl@dgii.com>
11041 * i386/x-sco5 (CLIB) Deleted. (ALLOCA) Added.
11042 * i386/xm-sco5.h (USE_C_ALLOCA) Added.
11044 Tue Dec 16 18:51:00 1997 Bill Moyer <billm@cygnus.com>
11046 * config/m68k/m68k.c (output_function_prologue): Typecast
11047 dwarf2out_cfi_label to (char *).
11048 * config/m68k/m68kemb.h (STARTFILE_SPEC): Redefined to "".
11050 Wed Dec 17 15:06:04 1997 Richard Henderson <rth@cygnus.com>
11052 * sparc.md (jump): Don't use the annul bit around an empty loop.
11053 Patch from Kevin.Kelly@East.Sun.COM.
11055 Wed Dec 17 00:51:36 1997 Stan Cox (scox@cygnus.com)
11057 * jump.c: (jump_optimize): Don't use the return register as a
11058 source1 of a conditional move.
11060 Tue Dec 16 23:45:40 1997 Richard Henderson <rth@cygnus.com>
11062 * sparc.c (DF_MODES): Or the mask not the bit number.
11063 (function_arg) [ARCH64]: Send unprototyped arg to fp reg first.
11065 Wed Dec 17 00:13:48 1997 Christian Iseli <Christian.Iseli@lslsun.epfl.ch>
11067 * combine.c (force_to_mode): return immediately if operand is a CLOBBER.
11069 Tue Dec 16 23:44:54 1997 Manfred Hollstein <manfred@s-direktnet.de>
11071 * fixincludes (size_t): Add support for Motorola's stdlib.h
11072 which fails to provide a definition for size_t.
11073 (fabs/hypot): Provide a prototype for fabs on m88k-motorola-sysv3.
11074 (strlen,strspn,strcspn return value): Handle different layout on sysV88.
11075 (hypot): Provide a fake for hypot for m88k-motorola-sysv3.
11077 * m68k/xm-mot3300.h (ADD_MISSING_POSIX, ADD_MISSING_XOPEN): Define to
11078 prevent unresolved externals in libio.
11079 * m88k/xm-sysv3.h (ADD_MISSING_POSIX, ADD_MISSING_XOPEN): Likewise.
11081 Tue Dec 16 23:25:45 1997 H.J. Lu (hjl@gnu.org)
11083 * config/sparc/linux64.h (LIBGCC_SPEC): Removed.
11084 (CPP_SUBTARGET_SPEC): Add %{pthread:-D_REENTRANT}.
11085 (LIB_SPEC): Updated for glibc 2.
11087 Tue Dec 16 20:11:36 1997 Jeffrey A Law (law@cygnus.com)
11089 * ginclude/stdarg.h: Undo BeOS changes, they break hpux.
11090 * ginclude/varargs.h: Likewise.
11092 Tue Dec 16 00:32:01 1997 Jeffrey A Law (law@cygnus.com)
11094 * version.c: Bump for snapshot.
11096 Tue Dec 16 00:14:29 1997 H.J. Lu (hjl@gnu.org)
11098 * frame.h (__register_frame, __register_frame_table,
11099 __deregister_frame): New.
11100 * frame.c (__register_frame, __register_frame_table,
11101 __deregister_frame): New.
11102 * frame.c (__deregister_frame_info): Return void *.
11103 * frame.h (__deregister_frame_info): Ditto.
11104 * collect2.c (__deregister_frame_info): Ditto.
11106 Mon Dec 15 18:40:08 1997 Richard Henderson <rth@cygnus.com>
11108 * expmed.c (expand_shift): If SHIFT_COUNT_TRUNCATED, drop a SUBREG.
11110 Mon Dec 15 18:31:43 1997 Richard Henderson <rth@cygnus.com>
11112 * alpha.c (alpha_cpu_name): New variable.
11113 (alpha_mlat_string): Likewise.
11114 (alpha_memory_latency): Likewise.
11115 (override_options): Handle -mmemory-latency.
11116 (alpha_adjust_cost): Adjust load cost for latency.
11117 * alpha.h (TARGET_OPTIONS): Add meory-latency.
11118 (REGISTER_MOVE_COST): Define in terms of memory_latency. Take
11119 TARGET_CIX into account.
11120 (MEMORY_MOVE_COST): Define in terms of memory_latency.
11121 * invoke.texi (DEC Alpha Options): Document -mmemory-latency.
11123 * alpha.h (ASM_COMMENT_START): New macro.
11125 Mon Dec 15 17:48:05 1997 Richard Henderson <rth@cygnus.com>
11127 * reload.h, reload1.c (eliminate_regs), caller-save.c, dbxout.c,
11128 dwarfout.c, dwarf2out.c, reload.c, sdbout.c: Revert March 15 change.
11130 * reload.c (push_reload): If WORD_REGISTER_OPERATIONS, reload the
11131 SUBREG_REG if the word count is unchanged.
11132 * reload1.c (eliminate_regs) [case SET]: If W_R_O, preserve
11133 subregs of identical word size for push_reload.
11135 Mon Dec 15 Mark Mitchell <mmitchell@usa.net> 11:41:32 1997
11137 * toplev.c (rest_of_compilation): Don't call save_for_inline_copy
11138 if all we're doing is dealing with -Wreturn-type.
11140 Mon Dec 15 09:44:39 1997 Richard Henderson <rth@cygnus.com>
11142 * alpha.md (zero_extendqihi2, zero_extendqisi2, zero_extendqidi2):
11143 Use and 255 instead of zapnot 1, since it schedules better.
11145 Mon Dec 15 08:48:24 1997 Jeffrey A Law (law@cygnus.com)
11147 * stmt.c (expand_asm_operands): If an ASM has no outputs, then treat
11150 Mon Dec 15 00:04:48 1997 Jeffrey A Law (law@cygnus.com)
11152 * haifa-sched.c (remove_dependencies): Set RTX_INTEGRATED_P on
11153 dependency we delete. Properly update prev for multiple consecutive
11155 (priority): Skip deleted dependence.
11157 Fri Dec 12 18:54:23 1997 Per Bothner <bothner@cygnus.com>
11159 * expr.c (expand_builtin): Support BUILT_IN_FMOD - just call fmod.
11161 Fri Dec 12 01:19:48 1997 Jason Merrill <jason@yorick.cygnus.com>
11163 * flow.c (flow_analysis): Be consistent with find_basic_blocks in
11164 determining when a new basic block starts.
11166 * alpha/osf2or3.h (LIB_SPEC): Restore missing defn.
11168 * pa.h (TEXT_SPACE_P): Use TREE_CODE_CLASS.
11169 * pa.md (iorsi3): Add missing args to *_operand calls.
11171 * except.c (call_get_eh_context): Don't mess with sequences.
11172 (emit_eh_context): Include the call in the sequence here.
11174 1997-12-11 Paul Eggert <eggert@twinsun.com>
11176 * collect2.c (write_c_file_glob): Allocate initial frame object
11177 in static storage and pass its address.
11179 Thu Dec 11 23:33:48 1997 Jason Merrill <jason@yorick.cygnus.com>
11181 * except.c (call_get_eh_context): Don't take a parm.
11182 Put the call at the top of the function.
11183 (emit_eh_context): Adjust.
11184 (get_eh_context): Replace with former use_eh_context.
11185 (get_eh_context_once, get_saved_pc_ref): Remove.
11186 (start_eh_unwinder, end_eh_unwinder, emit_unwinder): Remove.
11187 * except.h: Adjust.
11188 * integrate.c (expand_inline_function): Adjust.
11189 * toplev.c (rest_of_compilation): Don't call emit_unwinder.
11191 Fri Oct 10 17:58:31 CEST 1997 Marc Lehmann <pcg@goof.com>
11193 * i386/xm-go32.h (EXECUTABLE_SUFFIX): Define.
11194 (DIR_SEPARATOR, NO_SYS_SIGLIST): Likewise.
11196 Thu Dec 11 23:55:17 1997 Manfred Hollstein <manfred@s-direktnet.de>
11198 * fixincludes (strlen,strspn,strcspn return value): Handle different
11200 (hypot): Provide a fake for hypot which is broken on
11201 m88k-motorola-sysv3.
11203 Thu Dec 11 23:50:17 1997 John F. Carr <jfc@mit.edu>
11205 * tree.c, tree.h: Change tree_code_type, tree_code_length, and
11206 tree_code_name from pointers to arrays.
11207 * tree.c: Remove standard_tree_code_* variables, no longer used.
11208 * print-tree.c: Remove declaration of tree_code_name.
11210 * cp/lex.c (init_lex): Update for tree_code_* changes.
11211 * objc/objc-act.c (init_objc): Likewise.
11213 * tree.def, cp/cp-tree.def, objc/objc-tree.def: Update for tree_code
11216 Thu Dec 11 23:34:54 1997 Fred Fish <fnf@ninemoons.com>
11218 * config.sub: Add support for BeOS target.
11219 * configure.in: Likewise.
11220 * ginclude/stdarg.h: Likewise.
11221 * ginclude/stddef.h: Likewise.
11222 * ginclude/varargs.h: Likewise.
11223 * rs6000/beos.h: New file for BeOS.
11224 * rs6000/t-beos: Likewise.
11225 * rs6000/x-beos: Likewise.
11226 * rs6000/xm-beos.h: Likewise.
11227 * toplev.c (get_run_time): Just return 0 on BeOS.
11229 Thu Dec 11 23:25:23 1997 Jeffrey A Law (law@cygnus.com)
11230 Toon Moene (toon@moene.indiv.nluug.nl)
11232 * m68k.h (GO_IF_LEGITIMATE_ADDRESS): No longer cater to horribly
11233 old and broken Sun3 assemblers. Newer versions handle large
11234 offsets correctly as does the GNU assembler.
11236 Thu Dec 11 23:06:48 1997 H.J. Lu (hjl@gnu.ai.mit.edu)
11238 * objc/objc-act.c (lang_report_error_function): Disable.
11239 * objc/objc-parse.y: Include "output.h".
11240 (yyerror): Remove redundant decl.
11241 (yyprint): Fix prototype.
11242 (apply_args_register_offset): Remove redundant decl.
11243 (get_file_function_name): Likewise.
11245 Thu Dec 11 22:02:10 1997 Jason Merrill <jason@yorick.cygnus.com>
11247 * flow.c (find_basic_blocks): A CALL_INSN that can throw starts
11249 (find_basic_blocks_1): Likewise.
11251 Thu Dec 11 21:08:48 1997 Jason Merrill <jason@yorick.cygnus.com>
11253 * except.c (use_eh_context): Don't copy_rtx a REG.
11254 (emit_throw): Lose old unwinder support.
11255 (expand_internal_throw): Likewise.
11256 * libgcc2.c (struct eh_context): Likewise.
11257 (new_eh_context): Likewise.
11258 (__get_eh_info): Lose redundant cast.
11259 (__get_dynamic_handler_chain): Likewise.
11260 (__get_saved_pc): Lose.
11261 Lose all old unwinder support code.
11263 Thu Dec 11 20:42:18 1997 Teemu Torma <tot@trema.com>
11265 Thread-safe EH support for pthreads, DCE threads and Solaris threads.
11267 * integrate.c (expand_inline_function): If the inline fn uses eh
11268 context, make sure that the current fn has one.
11269 * toplev.c (rest_of_compilation): Call emit_eh_context.
11270 * except.c (use_eh_context): New fn.
11271 (get_eh_context_once): New fn.
11272 (call_get_eh_context): New fn.
11273 (emit_eh_context): New fn.
11274 (get_eh_context): Call either get_eh_context_once or
11275 call_get_eh_context, depending on what we have.
11276 (get_dynamic_handler_chain): Call get_eh_context_once.
11277 * except.h: Prototypes for fns above.
11278 * optabs.c (get_eh_context_libfunc): Removed.
11279 (init_optabs): Don't initialize it.
11280 * expr.h (get_eh_context_libfunc): Removed.
11281 * rtl.h, rtl.c: New reg_note REG_EH_CONTEXT.
11282 * config/pa/pa.h (CPP_SPEC): Support for -threads.
11283 * config/pa/pa-hpux10.h (LIB_SPEC): Ditto.
11284 * config/pa/t-pa (MULTILIB_OPTIONS, MULTILIB_DIRNAMES):
11285 New multilib for -threads.
11286 * config/sparc/t-sol2: Added multilibs for -threads and
11287 made -pthreads alias to it.
11288 * config/sparc/sol2.h (CPP_SPEC, LIB_SPEC):
11289 Added -threads and -pthreads options.
11290 * libgcc-thr.h: New file.
11291 * libgcc2.c: (__get_cpp_eh_context): Removed.
11292 (struct cpp_eh_context): Removed.
11293 (struct eh_context): Replaced cpp_eh_context with generic language
11295 (__get_eh_info): New function.
11296 (__throw): Check eh_context::info.
11297 (__sjthrow): Ditto.
11298 * libgcc2.c: Include libgcc-thr.h.
11299 (new_eh_context, __get_eh_context,
11300 eh_pthread_initialize, eh_context_initialize, eh_context_static,
11301 eh_context_specific, eh_context_free): New functions.
11302 (get_eh_context, eh_context_key): New variables.
11303 (__sjthrow, __sjpopnthrow, __eh_pcnthrow, __throw): Use
11304 get_eh_context to get the context.
11305 (longjmp): Move the declaration inside
11306 #ifdef DONT_USE_BUILTIN_SETJMP.
11307 * frame.c: Include libgcc-thr.h.
11308 (object_mutex): Mutex to protect the object list.
11309 (find_fde, __register_frame, __register_frame_table,
11310 __deregister_frame): Hold the lock while accessing objects.
11311 * except.h (get_eh_context): Declare.
11312 * except.c (current_function_ehc): Define.
11313 (current_function_dhc, current_function_dcc): Removed.
11314 (get_eh_context): New function.
11315 (get_dynamic_handler_chain): Use get_eh_context.
11316 (get_saved_pc_ref): Ditto.
11317 (get_dynamic_cleanup_chain): Removed references to
11318 current_function_dcc.
11319 (save_eh_status, restore_eh_status): Save and restore
11320 current_function_ehc instead.
11321 * optabs.c (get_eh_context_libfunc): New variable.
11322 (init_optabs): Initialize it.
11323 * expr.h: Declare get_eh_context_libfunc.
11324 * function.h (struct function): Replaced dhc and dcc with ehc.
11325 * except.c (get_saved_pc_ref): New functions.
11326 (eh_saved_pc_rtx, eh_saved_pc): Deleted.
11327 (expand_internal_throw_indirect): Use get_saved_pc_ref() instead
11329 (end_eh_unwinder): Likewise.
11330 (init_eh): Remove initialization of eh_saved_pc.
11331 * optabs.c (get_saved_pc_libfunc): New variable.
11332 (init_optabs): Initialize it.
11333 * expr.h: Declare get_saved_pc_libfunc.
11334 * except.h (eh_saved_pc_rtx): Deleted.
11335 (get_saved_pc_ref): Declared.
11337 From Scott Snyder <snyder@d0sgif.fnal.gov>:
11338 * libgcc2.c (__get_saved_pc): New.
11339 (__eh_type, __eh_pc): Deleted.
11340 (__eh_pcnthrow): Use __get_saved_pc() instead of __eh_pc.
11341 (__get_dynamic_handler_chain): Move __dynamic_handler_chain inside
11344 Thu Dec 11 17:23:48 1997 John F. Carr <jfc@mit.edu>
11346 * sparc/sol2.h: Use 64 bit multiply and divide functions in
11347 Solaris libc. Define TARGET_LIVE_G0 and TARGET_BROKEN_SAVERESTORE
11350 * rtl.h (global_rtl): New variable, replacing separate variables for
11352 (const_int_rtx): Now array of rtx_def, not rtx.
11353 * emit-rtl.c: Update for new rtl data structures.
11354 * genattrtab.c: Define global_rtl.
11356 Thu Dec 11 15:50:29 1997 David Edelsohn <edelsohn@mhpcc.edu>
11358 * configure.in ({rs6000,powerpc}-*-*): Enable Haifa scheduler by
11361 Wed Dec 10 12:30:18 1997 Anthony Green <green@cygnus.com>
11363 * crtstuff.c (__do_global_ctors): Fix typo.
11365 Tue Dec 9 09:43:59 1997 Manfred Hollstein <manfred@s-direktnet.de>
11367 * toplev.c (main): Check HAVE_GETRLIMIT and HAVE_SETRLIMIT in addition
11368 to RLIMIT_STACK to see if we can call getrlimit and setrlimit.
11370 Tue Dec 9 09:38:58 1997 David Edelsohn <edelsohn@mhpcc.edu>
11372 * rs6000.h (FUNCTION_ARG_PADDING): Define.
11373 * rs6000.c (function_arg_padding): New function.
11375 Tue Dec 9 10:34:21 1997 Manfred Hollstein <manfred@s-direktnet.de>
11377 * m68k.c: Include tree.h only once.
11379 Tue Dec 9 09:32:33 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11381 * integrate.c (save_for_inline_copying): Make a new reg_parm_stack_loc.
11383 Tue Dec 9 01:16:06 1997 Jeffrey A Law (law@cygnus.com)
11385 * Partially cleaned up prototyping code from HJ.
11386 * tree.h: Add many prototypes.
11387 * haifa-sched.c (haifa_classify_insn): Renamed from classify_insn.
11388 All references changed.
11389 * rtl.h: Protect from multiple inclusions. Add many prototypes.
11391 Tue Dec 9 01:15:15 1997 Fred Fish <fnf@ninemoons.com>
11393 * libgcc2.c (string.h): Hoist inclusion to occur before first use of
11394 string functions like strlen.
11396 Tue Dec 9 00:57:38 1997 Manfred Hollstein <manfred@s-direktnet.de>
11398 * configure.in: Check for functions getrlimit and setrlimit.
11399 * cccp.c (main): Check HAVE_GETRLIMIT and HAVE_SETRLIMIT in addition
11400 to RLIMIT_STACK to see if we can call getrlimit and setrlimit.
11402 Mon Dec 8 23:53:26 1997 Jay Sachs <sachs@bull.cs.williams.edu>
11404 * Makefile.in (compare*): Handle losing behavior from 4.4bsd make.
11406 Mon Dec 8 21:03:28 1997 Richard Henderson <rth@cygnus.com>
11408 * alpha.c (REG_RA, alpha_return_addr, output_epilog):
11409 Fix merge problems.
11411 * alpha.c (override_options): Don't know about scheduling for EV6.
11412 * alpha.md (ev5 function units): Don't overload as ev6.
11414 * alpha.c (alpha_adjust_cost): Simplify. Fix typo in ev5 mult case.
11415 * alpha.md (define_attr type): Add mvi.
11416 (ev5_e0): Define sceduling parameters for it.
11417 (TARGET_MAX insns): Type is mvi not shift.
11419 Mon Dec 8 18:15:00 1997 Richard Henderson <rth@cygnus.com>
11421 * alpha/win-nt.h (TRAMPOLINE_TEMPLATE): Fix backported gcc-2.8 bug.
11423 Mon Dec 8 21:17:28 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
11425 * cstamp-h, auto-config.h: Delete.
11427 Sun Dec 7 19:19:03 1997 Jeffrey A Law (law@cygnus.com)
11429 * version.c: Bump for snapshot.
11431 Sat Dec 6 22:22:22 1997 Jeffrey A Law (law@cygnus.com)
11433 * cccp.c: Fix typo brought over in merge.
11435 * Merge in changes from gcc-2.8.
11437 Mon Nov 3 05:45:32 1997 Philippe De Muyter <phdm@macqel.be>
11439 * m68k.c: Include tree.h for dwarf2out_cfi_label.
11441 * gcc.c (process_command): Do not take address of function fatal when
11442 calling lang_specific_driver.
11444 Sat Dec 6 01:02:38 1997 Mumit Khan <khan@xraylith.wisc.edu>
11446 * config/i386/cygwin32.h (DWARF2_UNWIND): Exception handling
11447 doesn't work with it yet, so set it to 0.
11448 * config/i386/xm-cygwin32.h (NO_SYS_SIGLIST): Define.
11450 Sat Dec 6 01:01:02 1997 Christian Iseli <Christian.Iseli@lslsun.epfl.ch>
11452 * cse.c (cse_insn): Check for invalid entries when taking references.
11454 Fri Dec 5 18:26:25 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
11456 * loop.c (invariant_p): Don't test flag_rerun_loop_opt.
11457 (loop_optimize, scan_loop, strength_reduce): New argument unroll_p.
11458 * toplev.c (rest_of_compilation): Pass it. Remove code to
11459 save / clear / restore flag_unroll_{,all_}loops.
11461 Fri Dec 5 16:26:03 1997 Bernd Schmidt <crux@ohara.Informatik.RWTH-Aachen.DE>
11463 * i386.c (notice_update_cc): Remove bogus pentium GCC code.
11465 Fri Dec 5 16:25:14 1997 Jeffrey A Law (law@cygnus.com)
11467 * stmt.c (warn_if_unused_value): Don't warn for TRY_CATCH_EXPR.
11469 Thu Dec 4 11:51:00 1997 Jason Merrill <jason@yorick.cygnus.com>
11471 * except.c (get_dynamic_handler_chain): Only make the call once per
11474 * except.c (expand_end_all_catch): Fix for sjlj exceptions.
11476 Thu Dec 4 12:30:40 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
11478 * sh.c (final_prescan_insn): Use local label prefix
11479 when emitting .uses pseudo-ops.
11481 Wed Dec 3 12:01:56 1997 Jason Merrill <jason@yorick.cygnus.com>
11483 * libgcc2.c (__throw): Use __builtin_return_addr instead of __eh_pc.
11484 * except.c: Lose outer_context_label_stack.
11485 (expand_eh_region_end): Rethrow from outer_context here.
11486 (expand_fixup_region_end): Let expand_eh_region_end do the rethrow.
11487 (expand_internal_throw): Take no args.
11488 (expand_internal_throw_indirect): Lose.
11489 (expand_leftover_cleanups, expand_start_all_catch): Use expand_rethrow.
11490 (expand_start_all_catch): Start a rethrow region.
11491 (expand_end_all_catch): End it.
11492 (expand_rethrow): New fn.
11493 * except.h: Reflect above changes.
11494 * flow.c: Revert change of Nov 27.
11496 Thu Dec 4 00:24:09 1997 Jeffrey A Law (law@cygnus.com)
11498 * i386/t-sol2 (CRTSTUFF_T_CFLAGS): Turn on the optimizer.
11500 Wed Dec 3 12:01:56 1997 Jason Merrill <jason@yorick.cygnus.com>
11502 * except.c (expand_fixup_region_end): New fn.
11503 (expand_fixup_region_start): Likewise.
11504 (expand_eh_region_start_tree): Store cleanup into finalization here.
11505 * stmt.c (expand_cleanups): Use them to protect fixups.
11507 Wed Dec 3 11:41:13 1997 Gavin Koch <gavin@cygnus.com>
11509 * mips/mips.md (muldi3_r4000): Broaden the output template
11510 and attribute assignments to handle three operand dmult;
11511 rename to muldi3_internal2.
11512 (muldi3): Call the new muldi3_internal2 for R4000, and
11513 any GENERATE_MULT3 chip.
11515 Tue Dec 2 19:40:43 1997 Jason Merrill <jason@yorick.cygnus.com>
11517 * stmt.c (expand_decl_cleanup): Update thisblock after eh_region_start.
11519 Tue Dec 2 12:54:33 1997 Jim Wilson <wilson@cygnus.com>
11521 * unroll.c (find_splittable_givs): Remove last change. Handle givs
11522 with a dest_reg that was created by loop.
11524 Sat Nov 29 12:44:57 1997 David Edelsohn <edelsohn@mhpcc.edu>
11526 * rs6000.c (function_arg_partial_nregs): Undo Nov. 26 patch.
11528 * rs6000/aix41.h (ASM_CPU_SPEC): Define.
11530 Fri Nov 28 10:00:27 1997 Jeffrey A Law (law@cygnus.com)
11532 * configure.in: Fix NCR entries.
11534 Thu Nov 27 12:20:19 1997 Jeffrey A Law (law@cygnus.com)
11536 * flow.c (find_basic_blocks): Handle cfg issues for rethrows and
11537 nested exceptions correctly.
11539 * unroll.c (find_splittable_givs): Don't split givs with a dest_reg
11540 that was created by loop.
11542 Thu Nov 27 09:34:58 1997 Jason Merrill <jason@yorick.cygnus.com>
11544 * expr.c (preexpand_calls): Don't look past a TRY_CATCH_EXPR.
11546 * except.c (expand_start_all_catch): One more do_pending_stack_adjust.
11548 Wed Nov 26 15:47:30 1997 Michael Meissner <meissner@cygnus.com>
11550 * rs6000.c (SMALL_DATA_REG): Register to use for small data relocs.
11551 (print_operand): Use SMALL_DATA_REG for the register involved in
11552 small data relocations.
11553 (print_operand_address): Ditto.
11555 * rs6000/linux.h (LINK_SPEC): Pass -dynamic-linker /lib/ld.so.1 if
11556 -dynamic linker is not used.
11558 * rs6000.md (call insns): For local calls, use @local suffix under
11559 System V. Don't use @plt under Solaris.
11561 * rs6000.c (output_function_profiler): Put label address in r0, and
11562 store LR in 4(sp) for System V/eabi.
11564 * rs6000.h (ASM_OUTPUT_REG_{PUSH,POP}): Keep stack aligned to 16
11565 byte boundary, and maintain stack backchain.
11567 Tue Nov 25 14:08:12 1997 Jim Wilson <wilson@cygnus.com>
11569 * mips.md (fix_truncdfsi2, fix_truncsfsi2, fix_truncdfdi2,
11570 fix_truncsfdi2): Change *.
11572 Wed Nov 26 11:12:26 1997 Jason Merrill <jason@yorick.cygnus.com>
11574 * toplev.c (main): Complain about -gdwarfn.
11576 Tue Nov 25 22:43:30 1997 Jason Merrill <jason@yorick.cygnus.com>
11578 * dwarfout.c (output_type): If finalizing, write out nested types
11579 of types we've already written.
11581 Tue Nov 25 20:32:24 1997 Michael Meissner <meissner@cygnus.com>
11583 (patches originally from Geoffrey Keating)
11584 * rs6000.c (function_arg): Excess floating point arguments don't
11585 go into GPR registers after exhausting FP registers under the
11587 (function_arg_partial_nregs): Ditto.
11589 * rs6000.md (call insns): If -fPIC or -mrelocatable, add @plt
11592 Tue Nov 25 23:37:27 1997 Jason Merrill <jason@yorick.cygnus.com>
11594 * integrate.c (output_inline_function): Just unset DECL_INLINE.
11596 Tue Nov 25 23:33:29 1997 scott snyder <snyder@d0sgif.fnal.gov>
11598 * dwarf2out.c (outout_call_frame_info): Ensure that the info has
11601 * libgcc2.c (__throw): Initialize HANDLER.
11603 Tue Nov 25 14:08:12 1997 Jim Wilson <wilson@cygnus.com>
11605 * mips.md (fix_truncdfsi2, fix_truncsfsi2, fix_truncdfdi2,
11606 fix_truncsfdi2): Change *X to ?*X.
11608 Tue Nov 25 10:00:42 1997 Richard Henderson (rth@cygnus.com)
11610 * alpha.h (CONST_OK_FOR_LETTER): Fix 'L' handling.
11612 Tue Nov 25 10:00:42 1997 Jeffrey A Law (law@cygnus.com)
11614 * crtstuff.c (do_global_dtors_aux): Handle multiple calls better.
11616 Tue Nov 25 01:26:55 1997 Bruno Haible <haible@ilog.fr>:
11618 * dwarf2out.c (ASM_OUTPUT_DWARF_DELTA1): Implement.
11620 Mon Nov 24 22:41:55 1997 Jason Merrill <jason@yorick.cygnus.com>
11622 * except.c (get_dynamic_handler_chain): Build up a FUNCTION_DECL.
11623 * optabs.c (init_optabs): Lose get_dynamic_handler_chain_libfunc.
11624 * expr.h: Likewise.
11626 Sat Nov 22 18:58:20 1997 Jeffrey A Law (law@cygnus.com)
11628 * pa-hpux10.h (NEW_HP_ASSEMBLER): Define.
11629 * pa.h (LEGITIMATE_CONSTANT_P): Reject LABEL_REFs if not using
11630 gas and not using the new HP assembler.
11632 Fri Nov 21 15:20:05 1997 Jeffrey A Law (law@cygnus.com)
11634 * Makefile.in (program_transform_cross_name): Clean up "-e" confusion.
11635 (GCC_INSTALL_NAME, GCC_CROSS_NAME): Likewise.
11637 Fri Nov 21 19:37:40 1997 Andrew Cagney <cagney@b1.cygnus.com>
11639 * config/mips/elf64.h (MULTILIB_DEFAULTS): Test for
11640 TARGET_ENDIAN_DEFAULT == zero instead of testing for macro
11643 Fri Nov 21 12:49:56 1997 Bruno Haible <bruno@linuix.mathematik.uni-karlsruhe.de>
11645 * stmt.c (expand_end_bindings): Allow jump into block with cleanups.
11647 Fri Nov 21 12:18:51 1997 Jason Merrill <jason@yorick.cygnus.com>
11649 * except.h: Add outer_context_label_stack.
11650 * except.c: Likewise.
11651 (expand_start_all_catch): Push the outer_context for the try block
11652 onto outer_context_label_stack.
11653 (expand_end_all_catch): Use it and pop it.
11655 Fri Nov 21 10:13:11 1997 Robert Lipe (robertl@dgii.com)
11657 * i386/sco5.h (HAVE_ATEXIT): Revert last change.
11659 Thu Nov 20 16:11:50 1997 Richard Henderson <rth@cygnus.com>
11661 * alpha.c (alpha_emit_set_const_1): Handle narrow hosts better.
11663 Thu Nov 20 16:11:50 1997 Klaus Kaempf <kkaempf@progis.de>
11665 * alpha/vms.h (ASM_OUTPUT_ADDR_VEC_ELT): Add an L for the local label
11666 to correspond with the change to ASM_GENERATE_INTERNAL_LABEL.
11668 Thu Nov 20 14:42:15 1997 Jason Merrill <jason@yorick.cygnus.com>
11670 * Makefile.in (LIB2FUNCS): Remove C++ memory management support.
11671 * libgcc2.c: Remove __builtin_new, __builtin_vec_new, set_new_handler,
11672 __builtin_delete, and __builtin_vec_delete.
11674 * except.c (output_exception_table): Don't bother with
11677 Thu Nov 20 16:11:50 1997 Jeffrey A Law (law@cygnus.com)
11679 * pa.md (pre_stwm, post_stwm, pre_ldwm, post_ldwm): Base register
11680 is an in/out operand.
11681 (zero extended variants of stwm/stwm patterns): Similarly.
11683 * mips/x-iris (FIXPROTO_DEFINES): Add -D_SGI_SOURCE.
11685 Thu Nov 20 13:19:32 1997 Jason Merrill <jason@yorick.cygnus.com>
11687 * dwarf2out.c (ASM_OUTPUT_DWARF_OFFSET4): Rename from VALUE4.
11689 (ASM_OUTPUT_DEFINE_LABEL_DIFFERENCE_SYMBOL): Use assemble_name.
11690 (output_call_frame_info): Emit a \n after using it.
11692 Thu Nov 20 00:38:46 1997 Dave Love <d.love@dl.ac.uk>
11694 * configure.in: Add AC_ARG_ENABLE for Haifa as documentation.
11696 Wed Nov 19 12:03:04 1997 Philippe De Muyter <phdm@macqel.be>
11698 * dwarf2out.c (CIE_LENGTH_LABEL, FDE_LENGTH_LABEL): New macros.
11699 (ASM_OUTPUT_DWARF_VALUE4): New macro.
11700 (ASM_OUTPUT_DEFINE_LABEL_DIFFERENCE_SYMBOL): Define if SET_ASM_OP is
11702 (output_call_frame_info): Do not output forward label differences
11703 if ASM_OUTPUT_DEFINE_LABEL_DIFFERENCE_SYMBOL is defined.
11704 * m68k/mot3300.h (SET_ASM_OP): Define when not using gas.
11706 Tue Nov 18 23:03:30 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
11708 * sh.md (attribute "type"): Add nil.
11709 (movsi_ie): y/y alternative is type nil.
11710 (movsf_ie): Replace ry/yr/X alternative by r/y/X , y/r/X and y/y/X
11712 (movsf_ie+1): Delete.
11714 Tue Nov 18 15:39:59 1997 Jim Wilson <wilson@cygnus.com>
11716 * mips/mips.c (save_restore_insns): If gp_offset or fp_offset are
11717 large_int, emit two insns instead of one splitable insn.
11718 * dwarf2out.c (dwarf2out_frame_debug): When set cfa_store_offset
11719 from cfa_temp_value, use cfa_offset. Add assert checking that
11722 Mon Nov 17 15:35:38 1997 Tom Tromey <tromey@cygnus.com>
11724 * cccp.c (deps_output): Properly quote file names for make.
11726 Mon Nov 17 13:21:40 1997 Jeffrey A Law (law@cygnus.com)
11728 * t-h8300 (MULTILIB_EXCEPTIONS): Define.
11730 Fri Nov 7 15:33:11 1997 Robert Lipe (robertl@dgii.com)
11732 * i386/sco5.h (HAVE_ATEXIT): Delete definition.
11734 Sun Nov 16 23:52:48 1997 Jeffrey A Law (law@cygnus.com)
11736 * cse.c (cse_insn): Don't look at JUMP_LABEL field of a conditionl
11738 (cse_end_of_basic_block): Similarly.
11740 Sun Nov 16 23:01:40 1997 J. Kean Johnston <jkj@sco.com>
11742 * i386/sco5.h (ASM_OUTPUT_ALIGNED_BSS): Define.
11743 (SELECT_RTX_SECTION): Define.
11744 (LIBGCC_SPEC, LIB_SPEC): Do the right thing for PIC.
11746 Sun Nov 16 22:47:03 1997 Manfred Hollstein <manfred@s-direktnet.de>
11748 * Makefile.in (compare, compare-lean): Define $stage for each
11750 (gnucompare, gnucompare-lean): Likewise.
11752 Sun Nov 16 22:02:16 1997 Richard Henderson (rth@cygnus.com)
11754 * alpha/win-nt.h (TRAMPOLINE_TEMPLATE): Fix offsets.
11756 * alpha.h (ASM_OUTPUT_ADDR_DIFF_ELT): Add an L for the local label
11757 to correspond with the change to ASM_GENERATE_INTERNAL_LABEL.
11759 Fri Nov 14 09:09:20 1997 Fred Fish (fnf@cygnus.com)
11761 * dwarfout.c (byte_size_attribute): Add local var upper_bound
11762 and add case to handle STRING_TYPE.
11763 * dwarfout.c (output_string_type_die): Fix code to generate
11764 correct string length attribute for fixed length strings.
11765 Still needs support for varying length strings.
11767 Fri Nov 14 08:46:56 1997 Jeffrey A Law (law@cygnus.com)
11769 * toplev.c (get_run_time): Do something sensible for cygwin32.
11771 Fri Nov 14 07:24:20 1997 Richard Henderson <rth@cygnus.com>
11773 * expr.c (expand_builtin_setjmp): Set
11774 current_function_has_nonlocal_label.
11775 * stupid.c (stupid_life_analysis): If has_nonlocal_label, kill
11776 call-saved registers across calls.
11778 * alpha.md (exception_receiver): Remove.
11779 (nonlocal_goto_receiver_osf): New
11780 (nonlocal_goto_receiver_vms): Renamed from nonlocal_goto_receiver.
11781 (nonlocal_goto_receiver): New, select _osf or _vms.
11783 * alpha.c (output_prolog [*]): Prefix entry labels with '$' to
11784 keep them from being propogated to the object file.
11785 (alpha_write_linkage): Likewise.
11786 * alpha.md (call_vms): Likewise.
11787 (call_value_vms): Likewise.
11788 (unnamed osf call insns): Likewise.
11790 * alpha.h (ASM_OUTPUT_INTERNAL_LABEL): Don't omit L from local label.
11791 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
11793 * alpha.c (call_operand): Any reg is valid for WinNT.
11794 * alpha.md (call_nt, call_value_nt): Don't force address into $27.
11795 (anon nt calls): Add 'R' alternative.
11796 * alpha/win-nt.h (TRAMPOLINE_TEMPLATE, TRAMPOLINE_SIZE,
11797 INITIALIZE_TRAMPOLINE): Handle lack of original $27 and 32-bit ptrs.
11799 Fri Nov 14 06:59:33 1997 Jeffrey A Law (law@cygnus.com)
11801 * calls.c (expand_call): Handle pcc_struct_value correctly for C++.
11803 * i386/xm-cygwin32.h (HAVE_FILE_H, HAVE_RUSAGE): Delete defines.
11804 * i386/xm-mingw32.h (HAVE_FILE_H, HAVE_RUSAGE): Likewise.
11805 * rs6000/xm-cygwin32.h (HAVE_FILE_H, HAVE_RUSAGE): Likewise.
11807 Thu Nov 13 20:37:33 1997 Michael Meissner <meissner@tiktok.cygnus.com>
11809 * reload1.c (new_spill_reg): Improve fixed or forbidden register
11810 spill error message.
11812 Thu Nov 13 20:29:08 1997 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11814 * prefix.c: Use stdarg.h only ifdef __STDC__. Otherwise,
11815 use varargs.h. Wrap header with <>, not "".
11817 Thu Nov 13 20:21:17 1997 Jeffrey A Law (law@cygnus.com)
11819 * integrate.c (save_for_inline_copying): Add return value from
11822 Thu Nov 13 19:12:33 1997 Brendan Kehoe <brendan@cygnus.com>
11824 * fixincludes: Be a little more restrictive on what we will
11825 substitute to replace definitions of MAXINT for HPUX.
11827 Thu Nov 13 18:41:02 1997 Michael Meissner <meissner@cygnus.com>
11829 * dbxout.c (dbxout_symbol_location): Don't assume that variables
11830 whose address is the stack or argument pointers are indirect
11833 1997-11-13 Paul Eggert <eggert@twinsun.com>
11835 * cccp.c, cpplib.c (compare_defs):
11836 Don't complain about arg name respellings unless pedantic.
11837 * cpplib.c (compare_defs): Accept pfile as new arg.
11838 All callers changed.
11840 Thu Nov 13 23:33:50 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
11842 * fold-const.c (fold_truthop): Fix bug in last change.
11844 1997-11-13 Paul Eggert <eggert@twinsun.com>
11846 Fix some confusion with IEEE minus zero.
11848 * real.h (REAL_VALUES_IDENTICAL): New macro.
11850 * expr.c (is_zeros_p): Don't consider -0.0 to be all zeros.
11851 * fold-const.c (operand_equal_p): Don't consider -0.0 to be
11853 * tree.c (simple_cst_equal): Don't consider -0.0 to have the
11854 same tree structure as 0.0.
11856 * varasm.c (immed_real_const_1): Use new REAL_VALUES_IDENTICAL
11857 macro instead of doing it by hand.
11859 Thu Nov 13 16:56:14 1997 Jeffrey A Law (law@cygnus.com)
11861 * v850/lib1funcs.asm: Minor whitespace changes.
11862 * v850.c: Fix minor formatting problems in many places.
11863 (construct_restore_jr, construct_save_jarl): Remove unwanted aborts.
11865 Thu Nov 13 12:53:44 1997 Jim Wilson <wilson@cygnus.com>
11867 * mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete code swapping xplus0 and
11868 xplus1 when xplus0 is not a register.
11870 Thu Nov 13 11:41:42 1997 Jeffrey A Law (law@cygnus.com)
11872 * flow.c (find_basic_blocks): During marking phase, if we encounter
11873 an insn with a REG_LABEL note, make the target block live and
11874 create an edge from the insn to the target block. Do not make
11875 edges from all blocks to the target block.
11877 * m68k/x-next (OTHER_FIXINCLUDES_DIRS): Include /NextDeveloper/Headers.
11879 * confiugre.in: Tweak NCR entries.
11880 * configure: Rebuilt.
11882 Thu Nov 13 11:07:41 1997 Michael Meissner <meissner@cygnus.com>
11884 * rs6000.c (num_insns_constant): Use REAL_VALUE_FROM_CONST_DOUBLE to
11885 pick apart floating point values, instead of using CONST_DOUBLE_LOW
11886 and CONST_DOUBLE_HIGH.
11888 * rs6000.md (define_splits for DF constants): Use the appropriate
11889 REAL_VALUE_* interface to pick apart DF floating point constants in
11890 a machine independent fashion.
11892 Thu Nov 13 00:06:58 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
11894 * fold-const.c (fold_truthop): When changing a one-bit comparison
11895 against zero into a comparison against mask, do a proper sign
11898 Wed Nov 12 09:37:01 1997 Jeffrey A Law (law@cygnus.com)
11900 * except.c: Do not include "assert.h".
11901 (save_eh_status): Turn asserts into conditional aborts.
11902 (restore_eh_status, scan_region): Likewise.
11903 * dwarfout.c: Do not include "assert.h".
11904 (bit_offset_attribute): Turn asserts into conditional aborts.
11905 (bit_size_attribute, output_inlined_enumeration_type_die): Likewise.
11906 (output_inlined_structure_type_die): Likewise.
11907 (output_inlined_union_type_die): Likewise
11908 (output_tagged_type_instantiation): Likewise.
11909 (dwarfout_file_scope_decl): Likewise.
11910 * dwarf2out.c: Do not include "assert.h"
11911 (expand_builtin_dwarf_reg_size): Turn asserts into conditional aborts.
11912 (reg_save, initial_return_save, dwarf2out_frame_debug): Likewise.
11913 (add_child_die, modified_type_die, add_bit_offset_attribute): Likewise.
11914 (add_bit_size_attribute, scope_die_for): Likewise.
11915 (output_pending_types_for_scope): Likewise.
11916 (get_inlined_enumeration_type_die): Likewise.
11917 (get_inlined_structure_type_die): Likewise.
11918 (get_inlined_union_type_die, gen_subprogram_die): Likewise.
11919 (gen_tagged_type_instantiation_die): Likewise.
11921 * flow.c (find_basic_blocks): Refine further to get a more correct
11922 cfg, especially in the presense of exception handling, computed
11923 gotos, and other non-trivial cases. Call abort if an inaccuracy
11924 is detected in the cfg.
11926 Tue Nov 11 21:47:27 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
11928 * glimits.h (SHRT_MIN): Define in a way suitable for 16 bit hosts.
11930 * c-lex.c (whitespace_cr, skip_white_space_on_line): New functions.
11931 (skip_white_space): Use whitespace_cr.
11932 (check_newline): Handle whitespace more consistently.
11934 Tue Nov 11 16:25:49 1997 Jim Wilson <wilson@cygnus.com>
11936 * i386/cygwin32.h (CPP_PREDEFINES): Delete -DPOSIX.
11937 * i386/xm-cygwin32.h (POSIX): Define.
11939 Mon Nov 10 20:53:11 1997 Gavin Koch <gavin@cygnus.com>
11941 * config/mips/mips.h (MASK_DEBUG_H): Set to zero, so this bit
11942 is available elsewhere.
11944 Mon Nov 10 16:21:58 1997 Doug Evans <devans@canuck.cygnus.com>
11946 * sparc/sparc.md (mov[sdt]f_const_insn): Fix condition to match
11947 what the instruction can handle.
11949 Mon Nov 10 03:02:19 1997 Jason Merrill <jason@yorick.cygnus.com>
11951 * stmt.c (expand_decl_cleanup_no_eh): New fn.
11953 * except.c (expand_leftover_cleanups): do_pending_stack_adjust.
11955 Mon Nov 10 00:05:56 1997 Jeffrey A Law (law@cygnus.com)
11957 * alias.c (MAX_ALIAS_LOOP_PASSES): Define.
11958 (init_alias_analysis): Break out of loops after MAX_ALIAS_LOOP_PASSES.
11960 Sun Nov 9 14:34:47 1997 David Edelsohn <edelsohn@mhpcc.edu>
11962 * rs6000.md (lshrdi3_power): Delete '&' from first alternative and
11963 swap instruction order.
11965 Sun Nov 9 02:07:16 1997 Jeffrey A Law (law@cygnus.com)
11967 * fixinc.svr4 (__STDC__): Add another case.
11969 Sun Nov 9 02:00:29 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
11971 * a29k.h (ELIGIBLE_FOR_EPILOGUE_DELAY): Avoid loads from varying
11972 addresses in the epilogue delay slot.
11974 Sun Nov 9 01:40:40 1997 Manfred Hollstein (manfred@s-direktnet.de)
11976 * m88k/dgux.h (ASM_CPU_SPEC): Reformatted to suppress wrong whitespace
11977 in generated `specs' file.
11979 Sun Nov 9 01:37:11 1997 Jim Wilson (wilson@cygnus.com)
11981 * flags.h (flag_rerun_loop_opt): Declare.
11982 * loop.c (invariant_p, case LABEL_REF): Check flag_rerun_loop_opt.
11983 * toplev.c (flag_rerum_loop_opt): Delete static.
11985 Sat Nov 8 18:20:21 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
11987 Bring over from FSF:
11989 Thu Oct 30 12:21:06 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
11991 * va-sh.h (__va_arg_sh1): Define.
11993 SH3E doesn't use any integer registers for subsequent arguments
11994 once a non-float value was passed in the stack.
11995 * sh.c (machine_dependent_reorg): If optimizing, put explicit
11996 alignment in front label for ADDR_DIFF_VEC.
11997 * sh.h (PASS_IN_REG_P): Fix SH3E case.
11998 (ADJUST_INSN_LENGTH): If not optimizing, add two extra bytes length.
12000 Tue Oct 28 15:06:44 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
12002 * sh/elf.h (PREFERRED_DEBUGGING_TYPE): Undefine before including
12005 Mon Oct 27 16:11:52 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
12007 * sh.c (machine_dependent_reorg): When -flag_delayed_branches,
12008 put an use_sfunc_addr before each sfunc.
12009 * sh.md (use_sfunc_addr, dummy_jump): New insns.
12010 (casesi): For TARGET_SH2, emit a dummy_jump after LAB.
12012 Tue Oct 21 07:12:28 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
12014 * sh/elf.h (PREFERRED_DEBUGGING_TYPE): Don't redefine.
12016 Fri Nov 7 10:22:24 1997 Jason Merrill <jason@yorick.cygnus.com>
12018 * frame.c (add_fdes, count_fdes): Go back to checking pc_begin for
12021 Wed Nov 5 14:26:05 1997 Jeffrey A Law (law@cygnus.com)
12023 * alias.c (find_base_value): Only return the known base value for
12026 Wed Nov 5 11:27:14 1997 Jim Wilson <wilson@cygnus.com>
12028 * i386.c (load_pic_register): Call prologue_get_pc_and_set_got.
12029 * i386.md (prologue_set_got, prologue_get_pc): Add UNSPEC_VOLATILE
12031 (prologue_get_pc_and_set_got): New pattern.
12033 Tue Nov 4 20:36:50 1997 Richard Henderson (rth@cygnus.com)
12035 * alpha.c (summarize_insn): Handle ASM_OPERANDS. Don't recurse
12036 for SUBREG, just fall through.
12038 * alpha.c (alpha_handle_trap_shadows): Init sum.defd to zero.
12040 * alpha.md (attr trap): Make TRAP_YES non-zero for sanity's sake.
12042 Tue Nov 4 18:49:42 1997 Jeffrey A Law (law@cygnus.com)
12044 * fixincludes: Fix "hypot" prototype in NeXT math.h.
12046 * Makefile.in (USE_ALLOCA): Always include alloca.o.
12047 (USE_HOST_ALLOCA): Likewise.
12049 * rtl.def (CODE_LABEL): Use separate fields for LABEL_NUSES
12050 and LABEL_REFS fields.
12051 * rtl.h (LABEL_REFS): Update.
12053 Tue Nov 4 16:55:11 1997 Jim Wilson <wilson@cygnus.com>
12055 * combine.c (try_combine): When setting elim_i2, check whether newi2pat
12056 sets i2dest. When calling distribute_notes for i3dest_killed, pass
12057 elim_i2 and elim_i1. When setting elim_i1, check if newi2pat
12060 * mips.md (insv, extzv, extv): Add change_address call.
12061 (movsi_ulw, movsi_usw): Change QImode to BLKmode in pattern.
12063 * integrate.c (save_for_inline_copying): Copy parm_reg_stack_loc.
12065 * reload.c (find_reloads, case 'm' and 'o'): Reject HIGH constants.
12067 * mips.c (mips_expand_epilogue): Emit blockage insn before call to
12068 save_restore_insns if no FP and GP will be restored.
12070 * dwarf2out.c (expand_builtin_dwarf_reg_size): New variable mode.
12071 Convert CCmode to word_mode before calling GET_MODE_SIZE.
12073 * acconfig.h (HAVE_INTTYPES_H): Undef.
12074 * configure.in (inttypes.h): Check for conflicts between sys/types.h
12075 and inttypes.h, and verify that intmax_t is defined.
12076 * config/mips/x-iris (CC, OPT, OLDCC): Comment out.
12077 * config/mips/x-iris3: Likewise.
12079 Tue Nov 4 16:07:15 1997 Jeffrey A Law (law@cygnus.com)
12081 * alias.c (find_base_value): When copying arguments, return the
12082 tenative value for a hard register.
12084 Tue Nov 4 13:40:35 1997 Doug Evans <devans@canuck.cygnus.com>
12086 * c-lex.c (MULTIBYTE_CHARS): #undef if cross compiling.
12087 (yylex): Record wide strings using target endianness, not host.
12089 Tue Nov 4 13:13:12 1997 Jeffrey A Law (law@cygnus.com)
12091 * mn10200.h (ASM_OUTPUT_BSS): Delete.
12092 (ASM_OUTPUT_ALIGNED_BSS): New macro
12093 * mn10300.h (ASM_OUTPUT_BSS): Delete.
12094 (ASM_OUTPUT_ALIGNED_BSS): New macro.
12095 * v850.h (ASM_OUTPUT_BSS): Delete.
12096 (ASM_OUTPUT_ALIGNED_BSS): New macro.
12098 Tue Nov 4 00:55:48 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
12100 * profile.c (branch_prob): Insert an insn after a NOTE_INSN_SETJMP.
12102 Mon Nov 3 14:36:50 1997 Jeffrey A Law (law@cygnus.com)
12104 * configure.in (sco5): Use cpio to install header files.
12106 Sun Nov 2 23:31:43 1997 Manfred Hollstein <manfred@s-direktnet.de>
12108 * aclocal.m4 (conftestdata_from, conftestdata_to): Names shortened to
12110 * configure: Rebuild.
12112 Sun Nov 2 19:44:00 1997 Robert Lipe (robertl@dgii.com)
12114 * i386/sco5.h: enable -gstabs once again.
12116 Sun Nov 2 19:27:21 1997 Jeffrey A Law (law@cygnus.com)
12118 * arm.c (output_move_double): Allocate 3 entries in otherops array.
12120 Sat Nov 1 21:43:00 1997 Mike Stump (mrs@wrs.com)
12122 * except.c (expand_ex_region_start_for_decl): Emit EH_REGION_BEG
12123 notes for sjlj exceptions too.
12124 (expand_eh_region_end): Similarly for EH_REGION_END notes.
12125 (exception_optimize): Optimize EH regions for sjlj exceptions too.
12126 * final.c (final_scan_insn): Don't output labels for EH REGION
12127 notes if doing sjlj exceptions.
12129 Sat Nov 1 19:15:28 1997 Jeffrey A Law (law@cygnus.com)
12131 * alias.c (init_alias_analysis): Handle -fno-alias-check when
12132 optimizing correctly.
12134 * expr.c (expand_builtin_setjmp): Don't emit a SETJMP note
12135 or set current_function_calls_setjmp anymore.
12137 * flow.c (find_basic_blocks): If we delete the label for an
12138 exception handler, remove it from the EH label list and remove
12139 the EH_BEGIN/EH_END notes for that EH region.
12141 Sat Nov 1 16:44:49 1997 Jason Merrill (jason@cygnus.com)
12143 * flow.c (find_basic_blocks): Generate correct flow control
12144 information when exception handling notes are present.
12146 Sat Nov 1 13:42:19 1997 Jeffrey A Law (law@cygnus.com)
12148 * dwarf2out.c (output_call_frame_info): Fix length argument
12149 to ASM_OUTPUT_ASCII.
12150 (output_die, output_pubnames, output_line_info): Likewise.
12152 Fri Oct 31 07:10:09 1997 Jeffrey A Law (law@cygnus.com)
12154 * version.c: Bump for snapshot.
12156 * dwarf2out.c (output_call_frame_info): Use ASM_OUTPUT_ASCII to
12157 output ASCII by default. Only use ASM_OUTPUT_DWARF_STRING if
12158 flag_debug_asm is on.
12159 (output_die, output_pubnames, output_line_info): Likewise.
12161 * alias.c (init_alias_analysis): Add struct_value_incoming_rtx
12162 and static_chain_rtx into the potential base values array if
12163 they are registers.
12165 * alias.c (new_reg_base_value): New array of potential base values.
12166 (unique_id): Now file scoped static.
12167 (find_base_value, case REG): Return the value in reg_base_value
12168 array for the REG if it exists. Else, return the value from
12169 new_reg_base_value if copying args and REG is a hard register.
12170 (find_base_value, case PLUS): If either operand of the PLUS is
12171 a REG, try to get its base value. Handle base + index and
12173 (record_set): Use new_reg_base_value instead of reg_base_value.
12174 (init_alias_analysis): Allocate space for new_reg_base_value too.
12175 Rework code to iterate over the insns propagating base value
12176 information until nothing changes.
12178 * global.c (global_alloc): Free the conflict matrix after
12179 reload has finished.
12181 Fri Oct 31 01:45:31 1997 Jason Merrill <jason@yorick.cygnus.com>
12183 * libgcc2.c (L_eh): Define __eh_pc.
12184 Replace __eh_type with generic pointer __eh_info.
12186 Fri Oct 31 00:34:55 1996 J"orn Rennecke <amylaar@cygnus.co.uk>
12188 * expr.c (expand_increment): When enqueing a postincrement for a MEM,
12189 use copy_to_reg if address is not a general_operand.
12191 Fri Oct 31 00:16:55 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
12193 * profile.c (output_func_start_profiler): Clear flag_inline_functions
12194 for the duration of the call to rest_of_compilation.
12196 Thu Oct 30 14:40:10 1997 Doug Evans <devans@canuck.cygnus.com>
12198 * configure.in (sparc-*-elf*): Use sparc/elf.h, sparc/t-elf.
12200 (sparc*-*-*): Recognize --with-cpu=v9.
12201 * sparc/elf.h: New file.
12202 * sparc/t-elf: New file.
12204 Thu Oct 30 13:26:12 1997 Jeffrey A Law (law@cygnus.com)
12206 * mn10300.c (const_8bit_operand): New function.
12207 (mask_ok_for_mem_btst): New funtion.
12208 * mn10300.md (btst patterns with mem operands): Use new functions
12209 to avoid creating btst instructions with invalid operands.
12211 Wed Oct 29 16:57:19 1997 Michael Meissner <meissner@cygnus.com>
12213 * rs6000/xm-sysv4.h: Include xm-linux.h instead of xm-svr4.h if we
12214 are running on PowerPC Linux.
12216 Wed Oct 29 13:10:11 1997 Gavin Koch <gavin@cygnus.com>
12218 * config/mips/elf64.h (PREFERRED_DEBUGGING_TYPE): Only define
12219 if not previously defined.
12221 Tue Oct 28 23:55:27 1997 Doug Evans (devans@cygnus.com)
12223 * function.c (assign_parms): Correct mode of stack_parm if
12224 entry_parm underwent a mode conversion.
12226 1997-10-28 Brendan Kehoe <brendan@lisa.cygnus.com>
12228 * global.c (global_alloc): Use xmalloc instead of alloca for
12229 CONFLICTS, since max_allocno * allocno_row_words alone can be more
12230 than 2.5Mb sometimes.
12232 Tue Oct 28 15:29:15 1997 Richard Henderson <rth@cygnus.com>
12234 * reload1.c (eliminate_regs [SET]): If [SUBREG] widened the mode of
12235 DEST for the spill, adjust mode of SRC to compensate.
12237 Tue Oct 28 14:36:45 1997 Richard Henderson <rth@cygnus.com>
12239 * alpha.md (reload_inqi): Check for MEM before strict_memory_address_p,
12240 since any_memory_operand() allows pseudos during reload.
12241 (reload_inhi, reload_outqi, reload_outhi): Likewise.
12243 Tue Oct 28 11:53:14 1997 Jim Wilson <wilson@cygnus.com>
12245 * m68k.md (btst patterns): Add 5200 support.
12247 Tue Oct 28 11:58:40 1997 Toon Moene <toon@moene.indiv.nluug.nl>
12249 * fold-const.c (fold): For ((a * C1) / C3) or (((a * C1) + C2) / C3)
12250 optimizations, look inside dividend to determine if the expression
12251 can be simplified by using EXACT_DIV_EXPR.
12253 Tue Oct 28 10:19:01 1997 Jason Merrill <jason@yorick.cygnus.com>
12256 * dwarf2out.c (output_call_frame_info): Use l1 instead of ".".
12258 Tue Oct 28 00:32:14 1997 Richard Henderson <rth@cygnus.com>
12260 * alpha.c (summarize_insn [SUBREG]): Propogate SET.
12262 Mon Oct 27 23:59:26 1997 Richard Henderson <rth@cygnus.com>
12264 * alpha.c (alpha_handle_trap_shadows): Don't call get_attr_trap
12267 Mon Oct 27 21:25:20 1997 Richard Henderson <rth@cygnus.com>
12269 * alpha.md (movqi, movhi): Make sure new insns created during reload
12270 won't need reloading themselves.
12271 (reload_inqi, reload_inhi, reload_outqi, reload_outhi): Likewise.
12273 Mon Oct 27 16:11:10 1997 Jeffrey A Law (law@cygnus.com)
12275 * mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Disable reg+reg.
12277 Sun Oct 26 13:50:44 1997 Richard Henderson <rth@cygnus.com>
12279 * alpha.c (alpha_sa_mask [VMS]): Don't include $26 in the mask.
12280 Patch from Klaus Kaempf <kkaempf@progis.de>.
12282 Sun Oct 26 13:31:47 1997 Jim Wilson (wilson@cygnus.com)
12284 * expr.c (expand_expr, case INDIRECT_REF): Optimize a reference
12285 to an element in a constant string.
12287 Sun Oct 26 11:41:49 1997 Jason Merrill <jason@yorick.cygnus.com>
12289 * dwarf2out.c (output_call_frame_info): The CIE pointer is now a 32
12290 bit PC-relative offset. The exception range table pointer is now in
12292 * frame.c (dwarf_cie, dwarf_fde): Rename CIE_pointer to CIE_delta.
12293 (count_fdes, add_fdes, get_cie): Adjust.
12294 (cie_info, extract_cie_info, __frame_state_for): Adjust eh_ptr uses.
12297 * frame.c (count_fdes, add_fdes): Skip linked once FDE entries.
12299 Sun Oct 26 11:52:01 1997 Richard Henderson <rth@cygnus.com>
12301 * alias.c (memrefs_conflict_p): Treat arg_pointer_rtx just
12302 like stack_pointer_rtx.
12304 Sun Oct 26 11:32:16 1997 Manfred Hollstein <manfred@s-direktnet.de>
12306 * Makefile.in (bootstrap-lean): Combined with `normal' bootstrap
12307 targets using "$@" to provide support for similar but not identical
12308 targets without having to duplicate code.
12309 (bootstrap4): New goal.
12311 * Makefile.in (compare, compare-lean, compare3): Combined to one
12312 ruleset determining actions to be performed via $@.
12313 (compare4, compare4-lean): New targets.
12314 (gnucompare, gnucompare3): Combined to one ruleset determining
12315 actions to be performed via $@. Also, note which files failed
12316 the comparison test in .bad_compare.
12317 (gnucompare-lean, gnucompare3-lean, gnucompare4-lean): New targets.
12319 Sun Oct 26 10:06:11 1997 Toon Moene <toon@moene.indiv.nluug.nl>
12321 * fold-const (fold): Also simplify FLOOR_DIV_EXPR to EXACT_DIV_EXPR
12322 if the dividend is a multiple of the divisor.
12324 Sun Oct 26 09:21:40 1997 Jeffrey A Law (law@cygnus.com)
12326 * Makefile.in (LIBGCC2_CFLAGS): Add -fexceptions.
12328 * alias.c (find_base_term): Handle PRE_INC, PRE_DEC, POST_INC,
12331 * alias.c (true_dependence): Fix typo.
12333 * toplev.c (flag_rerun_loop_opt): New variable.
12334 (f_options): Handle -frerun-loop-opt.
12335 (rest_of_compilation): If -frerun-loop-opt, then run the loop
12337 (main): Enable -frerun-loop-opt by default for -O2 or greater.
12339 * loop.c (simplify_giv_expr): Adding two invariants results
12342 Sun Oct 26 09:15:15 1997 Richard Henderson <rth@cygnus.com>
12344 * expr.c (get_inner_reference): Remove the array bias after
12345 converting the index to Pmode.
12347 Sat Oct 25 12:20:58 1997 Jeffrey A Law (law@cygnus.com)
12349 * mn10300.h (TARGET_SWITCHES): Add -mmult-bug and -mno-mult-bug.
12350 (TARGET_MULT_BUG): Define.
12351 (TARGET_DEFAULT): Default to TARGET_MULT_BUG.
12352 * mn10300.md (mulsi3): Handle TARGET_MULT_BUG.
12354 Fri Oct 24 17:40:34 1997 Jeffrey A Law (law@cygnus.com)
12356 * mn10200.c (indirect_memory_operand): Delete unused function.
12357 * mn10200.h (EXTRA_CONSTRAINT): Handle 'R'.
12358 * mn10200.md (bset, bclr insns): Handle output in a reg too.
12360 Fri Oct 24 15:54:57 1997 Richard Henderson <rth@cygnus.com>
12362 * alpha.md (call patterns): Revert Oct 16 change; if we are to elide
12363 the callee's ldgp, we must do it ourselves, and we use the jsr tag
12364 for more than scheduling.
12366 Fri Oct 24 13:23:04 1997 Doug Evans <devans@canuck.cygnus.com>
12368 * sparc/sparc.h (ASM_SPEC): Delete asm_arch.
12370 Fri Oct 24 13:19:40 1997 Jeffrey A Law (law@cygnus.com)
12372 * mn10300.c (symbolic_operand, legitimize_address): New functions.
12373 * mn10300.h (LEGITIMIZE_ADDRESS): Call legitimize_address.
12374 (GO_IF_LEGITIMATE_ADDRESS): Don't allow base + symbolic.
12376 Thu Oct 23 09:35:12 1997 Jeffrey A Law (law@cygnus.com)
12378 * version.c: Bump for snapshot.
12380 Thu Oct 23 08:03:59 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
12382 * dbxout.c (dbxout_start_new_source_file): Use output_quoted_string
12385 Wed Oct 22 00:34:12 1997 Jeffrey A Law (law@cygnus.com)
12387 * toplev.c (flag_exceptions): Default value is 2.
12388 (compile_file): If flag_exceptions still has the value 2, then
12391 * rs6000.c (struct machine_function): Add pic_offset_table_rtx.
12392 (rs6000_save_machine_status): Save pic_offset_table_rtx.
12393 (rs6000_restore_machine_status: Restore pic_offset_table_rtx.
12395 * local-alloc.c (block_alloc): Don't lose if two SCRATCH expressions
12398 * rs6000.md (*movsi_got_internal_mem): New pattern.
12399 (*movsi_got_internal_mem splitter): New define_split.
12401 Tue Oct 21 18:14:03 1997 Jim Wilson <wilson@cygnus.com>
12403 * obstack.h (obstack_empty_p): Fix spurious space after backslash.
12405 Tue Oct 21 18:34:01 1997 Geoffrey KEATING <geoffk@ozemail.com.au>
12407 * rs6000.c: Avoid creating a stack frame under SYSV ABI if we
12408 only need to save LR.
12410 Tue Oct 21 10:06:40 1997 Jeffrey A Law (law@cygnus.com)
12412 * mn10300.md (movqi, movhi): Avoid using address registers as
12413 destinations unless absolutely necessary.
12415 * mn10200.c (expand_prologue): Fix typo.
12417 * mn10200.h (GO_IF_LEGITIMATE_ADDRESS): Do not allow indexed
12419 * mn10200.md (neghi2): Provide an alternative which works if
12420 the input and output register are the same.
12422 * mn10300.c (print_operand): Handle 'S'.
12423 * mn10300.md (ashlsi3, lshrsi3, ashrsi3): Use %S for
12424 shift amount in last alternative
12426 * mn10300.c (expand_epilogue): Rework to handle register restores
12427 in "ret" and "retf" instructions correctly.
12429 Mon Oct 20 16:47:08 1997 Jim Wilson <wilson@cygnus.com>
12431 * expmed.c (extract_bit_field): Don't make flag_force_mem disable
12432 extzv for memory operands.
12434 * cse.c (simplify_ternary_operation, case IF_THEN_ELSE): Collapse
12435 redundant conditional moves to single operand.
12437 Mon Oct 20 15:30:26 1997 Nick Clifton <nickc@cygnus.com>
12439 * v850.h: Move define of __v850__ from CPP_PREDEFINES
12442 * xm-v850.h: Use __v850 rather than __v850__ to
12443 identify v850 port.
12445 Mon Oct 20 14:15:02 1997 Jim Wilson <wilson@cygnus.com>
12447 * mips/mips.c (compute_frame_size): Not a leaf function if
12450 Mon Oct 20 14:16:38 1997 Geoffrey KEATING <geoffk@ozemail.com.au>
12452 * rs6000/t-ppccomm: Use -msdata=none for crtstuff.
12454 Mon Oct 20 12:28:17 1997 Doug Evans <devans@canuck.cygnus.com>
12456 * sparc/sparc.h (SPARC_V9,SPARC_ARCH64): Delete.
12457 (DEFAULT_ARCH32_P): New macro.
12458 (TARGET_ARCH{32,64}): Allow compile time or runtime selection.
12459 (enum cmodel): Declare.
12460 (sparc_cmodel_string,sparc_cmodel): Declare.
12461 (SPARC_DEFAULT_CMODEL): Provide default.
12462 (TARGET_{MEDLOW,MEDANY}): Renamed to TARGET_CM_{MEDLOW,MEDANY}.
12463 (TARGET_FULLANY): Deleted.
12464 (TARGET_CM_MEDMID): New macro.
12465 (CPP_CPU_DEFAULT_SPEC): Renamed from CPP_DEFAULT_SPEC.
12466 (ASM_CPU_DEFAULT_SPEC): Renamed from ASM_DEFAULT_SPEC.
12467 (CPP_PREDEFINES): Take out stuff now handled by %(cpp_arch).
12468 (CPP_SPEC): Rewrite.
12469 (CPP_ARCH{,32,64,_DEFAULT}_SPEC): New macros.
12470 (CPP_{ENDIAN,SUBTARGET}_SPEC): New macros.
12471 (ASM_ARCH{,32,64,_DEFAULT}_SPEC): New macros.
12472 (ASM_SPEC): Add %(asm_arch).
12473 (EXTRA_SPECS): Rename cpp_default to cpp_cpu_default.
12474 Rename asm_default to asm_cpu_default.
12475 Add cpp_arch32, cpp_arch64, cpp_arch_default, cpp_arch, cpp_endian,
12476 cpp_subtarget, asm_arch32, asm_arch64, asm_arch_default, asm_arch.
12477 (NO_BUILTIN_{PTRDIFF,SIZE}_TYPE): Define ifdef SPARC_BI_ARCH.
12478 ({PTRDIFF,SIZE}_TYPE): Provide 32 and 64 bit values.
12479 (MASK_INT64,MASK_LONG64): Delete.
12480 (MASK_ARCH64): Renamed to MASK_64BIT.
12481 (MASK_{MEDLOW,MEDANY,FULLANY,CODE_MODEL}): Delete.
12482 (EMBMEDANY_BASE_REG): Renamed from MEDANY_BASE_REG.
12483 (TARGET_SWITCHES): Always provide 64 bit options.
12484 (ARCH64_SWITCHES): Delete.
12485 (TARGET_OPTIONS): New option -mcmodel=.
12486 (INT_TYPE_SIZE): Always 32.
12487 (MAX_LONG_TYPE_SIZE): Define ifdef SPARC_BI_ARCH.
12488 (INIT_EXPANDERS): sparc64_init_expanders renamed to sparc_init_....
12489 (FUNCTION_{,BLOCK_}PROFILER): Delete TARGET_EMBMEDANY support.
12490 (PRINT_OPERAND_PUNCT_VALID_P): Add '_'.
12491 * sparc/linux-aout.h (CPP_PREDEFINES): Take out stuff handled by
12493 (CPP_SUBTARGET_SPEC): Renamed from CPP_SPEC.
12494 * sparc/linux.h: Likewise.
12495 * sparc/linux64.h (SPARC_V9,SPARC_ARCH64): Delete.
12496 (ASM_CPU_DEFAULT_SPEC): Renamed from ASM_DEFAULT_SPEC.
12497 (TARGET_DEFAULT): Delete MASK_LONG64, MASK_MEDANY, add MASK_64BIT.
12498 (SPARC_DEFAULT_CMODEL): Define.
12499 (CPP_PREDEFINES): Take out stuff handled by CPP_SPEC.
12500 (CPP_SUBTARGET_SPEC): Renamed from CPP_SPEC.
12501 (LONG_DOUBLE_TYPE_SIZE): Define.
12502 (ASM_SPEC): Add %(asm_arch).
12503 * sparc/sol2.h (CPP_PREDEFINES): Take out stuff handled by CPP_SPEC.
12504 (CPP_SUBTARGET_SPEC): Renamed from CPP_SPEC.
12505 (TARGET_CPU_DEFAULT): Add ultrasparc case.
12506 * sparc/sp64-aout.h (SPARC_V9,SPARC_ARCH64): Delete.
12507 (TARGET_DEFAULT): MASK_ARCH64 renamed to MASK_64BIT.
12508 (SPARC_DEFAULT_CMODEL): Define.
12509 * sparc/sp64-elf.h (SPARC_V9,SPARC_ARCH64): Delete.
12510 (TARGET_DEFAULT): MASK_ARCH64 renamed to MASK_64BIT. Delete
12511 MASK_LONG64, MASK_MEDANY.
12512 (SPARC_DEFAULT_CMODEL): Define.
12513 (CPP_PREDEFINES): Delete.
12514 (CPP_SUBTARGET_SPEC): Renamed from CPP_SPEC.
12515 (ASM_SPEC): Add %(asm_arch).
12516 (LONG_DOUBLE_TYPE_SIZE): Define.
12517 (DWARF2_DEBUGGING_INFO): Define.
12518 * sparc/splet.h (CPP_SPEC): Delete.
12519 * sparc/sysv4.h (CPP_PREDEFINES): Take out stuff handled by CPP_SPEC.
12520 (FUNCTION_BLOCK_PROFILER): Delete TARGET_EMBMEDANY support.
12521 (BLOCK_PROFILER): Likewise.
12522 * sparc/sparc.c (sparc_cmodel_string,sparc_cmodel): New globals.
12523 (sparc_override_options): Handle code model selection.
12524 (sparc_init_expanders): Renamed from sparc64_init_expanders.
12525 * sparc/sparc.md: TARGET_<code_model> renamed to TARGET_CM_....
12526 TARGET_MEDANY renamed to TARGET_CM_EMBMEDANY.
12527 (sethi_di_embmedany_{data,text}): Renamed from sethi_di_medany_....
12528 (sethi_di_fullany): Delete.
12530 Mon Oct 20 02:00:18 1997 Klaus Kaempf <kkaempf@progis.de>
12531 Jeff Law <law@cygnus.com>
12532 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12534 * alpha/vms.h (DIVSI3_LIBCALL): OTS$ functions are upper case.
12535 (DIVDI3_LIBCALL, UDIVSI3_LIBCALL, UDIVDI3_LIBVALL): Likewise.
12536 (MODSI3_LIBCALL, MODDI3_LIBCALL): Likewise.
12537 (UMODSI3_LIBCALL, UMODDI3_LIBCALL): Likewise.
12538 * alpha/alpha.md (arg_home): Likewise.
12540 * alpha/alpha.c (vmskrunch): Delete
12541 * alpha/vms.h (ENCODE_SECTION_INFO, ASM_DECLARE_FUNCTION_NAME): Delete.
12542 * alpha.c (output_prolog, VMS): Use alloca for entry_label and don't
12543 truncate to 64 characters.
12545 * make-l2.com: Support openVMS/Alpha.
12547 * vmsconfig.com: Fix to work on openVMS/Alpha and openVMS/VAX.
12549 Sun Oct 19 19:00:35 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
12551 * longlong.h (count_leading_zeros): Add missing casts to USItype.
12553 Sun Oct 19 18:44:06 1997 Jeffrey A Law (law@cygnus.com)
12555 * i386/bsd386.h (ASM_COMMENT_START): Define.
12557 Sat Oct 18 13:47:15 1997 Jason Merrill <jason@yorick.cygnus.com>
12559 * tree.c (restore_tree_status): Also free up temporary storage
12560 when we finish a toplevel function.
12561 (dump_tree_statistics): Print stats for backend obstacks.
12563 Sat Oct 18 12:47:31 1997 Doug Evans <dje@canuck.cygnus.com>
12565 * expr.c (use_group_regs): Don't call use_reg for MEMs.
12567 Sat Oct 18 09:49:46 1997 Jason Merrill <jason@yorick.cygnus.com>
12569 * libgcc2.c (__throw): Don't copy the return address.
12570 * dwarf2out.c (expand_builtin_dwarf_reg_size): Ignore return address.
12572 * except.c (exceptions_via_longjmp): Initialize to 2 (uninitialized).
12573 * toplev.c (main): Initialize exceptions_via_longjmp.
12575 * tree.c: Add extra_inline_obstacks.
12576 (save_tree_status): Use it.
12577 (restore_tree_status): If this is a toplevel inline obstack and we
12578 didn't want to save anything on it, recycle it.
12579 (print_inline_obstack_statistics): New fn.
12580 * function.c (pop_function_context_from): Pass context to
12581 restore_tree_status.
12582 * obstack.h (obstack_empty_p): New macro.
12584 Sat Oct 18 00:43:59 1997 Jeffrey A Law (law@cygnus.com)
12586 * i386/freebsd.h (ASM_COMMENT_START): Fix.
12588 Fri Oct 17 23:48:52 1997 Jim Wilson (wilson@cygnus.com)
12590 * v850.c (ep_memory_offset): New function.
12591 (ep_memory_operand, substitute_ep_register, v850_reorg): Call it.
12593 * v850.h (CONST_OK_FOR_*): Add and correct comments.
12594 (CONSTANT_ADDRESS_P): Add comment.
12595 (EXTRA_CONSTRAINT): Define 'U'.
12596 * v850.md: Add comments on bit field instructions.
12597 (addsi3): Delete &r/r/r alternative. Add r/r/U alternative.
12598 (lshrsi3): Use N not J constraint.
12600 * v850.md (v850_tst1+1): New define_split for tst1 instruction.
12602 * v850.c (reg_or_0_operand): Call register_operand.
12603 (reg_or_int5_operand): Likewise.
12604 * v850.h (MASK_BIG_SWITCH, TARGET_BIG_SWITCH): New macros.
12605 (TARGET_SWITCHES): Add "big-switch".
12606 (ASM_OUTPUT_ADDR_VEC_ELT, ASM_OUTPUT_ADDR_DIFF_ELT, CASE_VECTOR_MODE,
12607 ASM_OUTPUT_BEFORE_BASE_LABEL): Add support for TARGET_BIG_SWITCH.
12608 (CASE_DROPS_THROUGH): Comment out.
12609 (CASE_VECTOR_PC_RELATIVE, JUMP_TABLES_IN_TEXT_SECTION): Define.
12610 * v850.md (cmpsi): Delete compare mode.
12611 (casesi): New pattern.
12613 * v850.h (CONST_OK_FOR_N): Delete redundant compare against zero.
12614 * v850.md (ashlsi3): Use SImode not QImode for shift count.
12615 (lshrsi3): Likewise.
12617 * v850.c (print_operand): Add 'c', 'C', and 'z' support. Delete
12618 unreachable switch statement after 'b' support. Remove "b" from
12619 strings for 'b' support.
12620 * v850.md (branch_normal, branch_invert): Change %b to b%b.
12622 Fri Oct 17 23:33:20 1997 Jeffrey A Law (law@cygnus.com)
12624 * Makefile.in (LIBGCC2_CFLAGS): Avoid a backslash then an
12625 empty line if @inhibit_libc@ is empty.
12627 Fri Oct 17 23:24:40 1997 Robert Lipe (robertl@dgii.com)
12629 * i386/sco5.h: Let ELF use dwarf2 unwinding. COFF uses sjlj.
12630 (EH_FRAME_SECTION_ASM_OP, EH_FRAME_SECTION_ASM_OP_ELF): Defined.
12631 (EH_FRAME_SECTION_ASM_OP_COFF): Likewise.
12632 (DWARF2_UNWIND_INFO): Let this track object file format.
12633 (EXTRA_SECTIONS): Add in_eh.
12634 (EH_FRAME_SECTION_ASM_OP, EH_FRAME_SECTION_ASM_OP_ELF): Define.
12635 (EH_FRAME_SECTION_ASM_OP_COFF): Likewise.
12637 Fri Oct 17 17:13:42 1997 David S. Miller <davem@tanya.rutgers.edu>
12639 * sparc/linux64.h (LINK_SPEC): Dynamic linker is ld-linux64.so.2.
12640 * sparc/sparc.h (FUNCTION_PROFILER): Fix format string when
12642 * sparc/sparc.c (dwarf2out_cfi_label): Extern no longer needed.
12643 (output_double_int): Output DI mode values correctly when
12644 HOST_BITS_PER_WIDE_INT is 64.
12645 (output_fp_move_quad): If TARGET_V9 and not TARGET_HARD_QUAD, use
12646 fmovd so it works if a quad float ends up in one of the upper 32
12648 * sparc/sparc.md (pic_{lo_sum,sethi}_di): New patterns
12649 necessary for PIC support on sparc64.
12651 Fri Oct 17 13:39:56 1997 Doug Evans <dje@canuck.cygnus.com>
12653 * sparc/sp64-elf.h (TARGET_DEFAULT): Delete MASK_STACK_BIAS.
12654 * sparc/sparc.h (PROMOTE_MODE): Promote small ints if arch64.
12655 (PROMOTE_FUNCTION_ARGS,PROMOTE_FUNCTION_RETURN): Define.
12656 (SPARC_FIRST_FP_REG, SPARC_FP_REG_P): New macros.
12657 (SPARC_{OUTGOING,INCOMING}_INT_ARG_FIRST): New macros.
12658 (SPARC_FP_ARG_FIRST): New macro.
12659 (CONDITIONAL_REGISTER_USAGE): All v9 fp regs are volatile now.
12660 (REG_ALLOC_ORDER,REG_LEAF_ALLOC_ORDER): Reorganize fp regs.
12661 (NPARM_REGS): There are 32 fp argument registers now.
12662 (FUNCTION_ARG_REGNO_P): Likewise.
12663 (FIRST_PARM_OFFSET): Update to new v9 abi.
12664 (REG_PARM_STACK_SPACE): Define for arch64.
12665 (enum sparc_arg_class): Delete.
12666 (sparc_arg_count,sparc_n_named_args): Delete.
12667 (struct sparc_args): Redefine and use for arch32 as well as arch64.
12668 (GET_SPARC_ARG_CLASS,ROUND_REG,ROUND_ADVANCE): Delete.
12669 (FUNCTION_ARG_ADVANCE): Rewrite.
12670 (FUNCTION_ARG,FUNCTION_INCOMING_ARG): Rewrite.
12671 (FUNCTION_ARG_{PARTIAL_NREGS,PASS_BY_REFERENCE}): Rewrite.
12672 (FUNCTION_ARG_CALLEE_COPIES): Delete.
12673 (FUNCTION_ARG_{PADDING,BOUNDARY}): Define.
12674 (STRICT_ARGUMENT_NAMING): Define.
12675 (doublemove_string): Declare.
12676 * sparc/sparc.c (sparc_arg_count,sparc_n_named_args): Delete.
12677 (single_move_string): Use GEN_INT, and HOST_WIDE_INT.
12678 (doublemove_string): New function.
12679 (output_move_quad): Clean up some of the arch64 support.
12680 (compute_frame_size): Add REG_PARM_STACK_SPACE if arch64.
12681 Don't add 8 bytes of reserved space if arch64.
12682 (sparc_builtin_saveregs): Combine arch32/arch64 versions.
12683 (init_cumulative_args): New function.
12684 (function_arg_slotno): New static function.
12685 (function_arg,function_arg_partial_nregs): New functions.
12686 (function_arg_{pass_by_reference,advance}): New functions.
12687 (function_arg_padding): New function.
12688 * ginclude/va-sparc.h: Rewrite v9 support.
12690 Fri Oct 17 12:29:48 1997 Christian Iseli <Christian.Iseli@lslsun.epfl.ch>
12692 * regclass.c (record_address_regs): Look at REG_OK_FOR_{BASE,INDEX}_P
12693 for hard regs to determine base and index registers.
12695 * reload.c (debug_reload_to_stream): New function. Specify stream
12696 into which to write debug info.
12697 (debug_reload): Modify to call debug_reload_to_stream with stderr.
12699 Thu Oct 16 15:07:51 1997 Richard Henderson <rth@cygnus.com>
12701 * combine.c (can_combine_p): Don't combine with an asm whose
12702 output is a hard register.
12704 Thu Oct 16 15:43:26 1997 Mike Stump (mrs@wrs.com)
12706 * c-decl.c (start_struct): Ensure that structs with forward
12707 declarations are in fact packed when -fpack-struct is given.
12709 * stor-layout.c (layout_record): Ignore STRUCTURE_SIZE_BOUNDARY if
12710 we are packing a structure. This allows a structure with only
12711 bytes to be aligned on a byte boundary and have no padding on a
12714 Thu Oct 16 15:17:54 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12716 * rs6000.h (ROUND_TYPE_ALIGN): Don't blow up if no fields in record.
12718 Thu Oct 16 11:20:30 1997 Richard Henderson <rth@cygnus.com>
12720 * alpha.c (alpha_return_addr_rtx): New variable.
12721 (alpha_save_machine_status): New; save it.
12722 (alpha_restore_machine_status): New; restore it.
12723 (alpha_init_expanders): New; clear it.
12724 (alpha_return_addr): New; set it.
12725 (alpha_ra_ever_killed): New; if alpha_return_addr_rtx, regs_ever_live
12726 is overly conservative, so search the insns explicitly.
12727 (alpha_sa_mask [VMS]): Check alpha_ra_ever_killed.
12728 (alpha_sa_size [VMS && !VMS]): Likewise.
12729 * alpha.h (RETURN_ADDR_RTX): Call alpha_return_addr.
12730 (INIT_EXPANDERS): New definition.
12732 * alpha.c: Move REG_PV, REG_RA somewhere more visible in the file.
12733 (output_prolog [!VMS]): Use them.
12735 * alpha.c (output_prolog [!VMS]): Move gp detection to ...
12736 (alpha_does_function_need_gp): ... a new function. Refine the
12737 CALL_INSN test to just TYPE_JSR.
12738 * alpha.md (most call insns): Fix some jsr/ibr type transpositions.
12740 Thu Oct 16 09:36:47 1997 Jeffrey A Law (law@cygnus.com)
12742 * version.c: Bump for snapshot.
12744 Wed Oct 15 21:38:18 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12746 * pa.c (move_operand): Respect -mdisable-indexing.
12747 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Likewise.
12749 Wed Oct 15 21:34:45 1997 David Edelsohn <edelsohn@mhpcc.edu>
12751 * rs6000.md (udivsi3, divsi3): Split into MQ and non-MQ cases for
12753 (umulsidi3,umulsi3_highpart): Ditto.
12754 (smulsi3_highpart_no_mq): Add !TARGET_POWER.
12756 Wed Oct 15 18:21:46 1997 Richard Henderson <rth@cygnus.com>
12758 * alpha.c (final_prescan_insn): Gut, remove and transform to ...
12759 (alpha_handle_trap_shadows): ... a new function. Handle the entire
12760 function in one go. Emit RTL for trapb, instead of printf directly.
12761 (alpha_reorg): New function. Call alpha_handle_trap_shadows.
12762 (trap_pending): Kill global variable.
12763 (output_epilog): Don't call final_prescan_insn.
12764 (struct shadow_summary): Elide $31 and $f31; now it fits in a word.
12765 * alpha.h (FINAL_PRESCAN_INSN): Remove.
12766 (MACHINE_DEPENENT_REORG): Define.
12767 * alpha.md (jsr patterns with trapb): Stupid and useless. Kill.
12770 Wed Oct 15 18:16:05 1997 Richard Henderson <rth@cygnus.com>
12772 Tune Haifa scheduler for Alpha:
12773 * alpha.h (ISSUE_RATE): Define.
12774 * alpha.c (alpha_adjust_cost): Handle EV5 mult delay; don't apply
12775 EV4 adjustments to EV5.
12776 * alpha.md: Remove all scaling from function unit delays. Rework
12777 EV5 function units to match the CPU.
12778 (umuldi3_highpart): EV5 added the IMULH insn class.
12780 Wed Oct 15 17:42:41 1997 Jeffrey A Law (law@cygnus.com)
12782 * pa.c (following_call): Fail if the CALL_INSN is an indirect
12785 Tue Oct 14 12:01:00 1997 Mark Mitchell <mmitchell@usa.net>
12787 * cplus-dem.c (demangle_signature): Don't look for return types on
12788 constructors. Handle member template constructors.
12790 Tue Oct 14 11:30:29 1997 Jason Merrill <jason@yorick.cygnus.com>
12792 * tree.c (expr_tree_cons, build_expr_list, expralloc): New fns.
12793 * tree.h: Declare them.
12795 Fri Oct 10 13:46:56 1997 Doug Evans <dje@canuck.cygnus.com>
12797 * configure.in: Handle --with-newlib.
12798 * Makefile.in (LIBGCC2_CFLAGS): Add @inhibit_libc@.
12800 * sparc/t-sp64 (LIBGCC2_CFLAGS): Delete.
12802 Wed Oct 8 14:37:44 1997 Jeffrey A Law (law@cygnus.com)
12804 * config/ptx4.h: Fix typo.
12806 Wed Oct 8 08:57:20 1997 Jeffrey A Law (law@cygnus.com)
12808 * version.c: Bump for snapshot.
12810 Tue Oct 7 16:27:34 1997 Manfred Hollstein <manfred@s-direktnet.de>
12812 * aclocal.m4: Substitute INSTALL.
12813 * configure: Re-built.
12815 Tue Oct 7 15:37:35 1997 Jeffrey A Law (law@cygnus.com)
12817 * integrate.c (save_for_inline_copying): Avoid undefined pointer
12819 (expand_inline_function): Likewise.
12821 * dwarf2out.c (output_call_frame_info): Reinstate last change
12822 using flag_debug_asm check instead of flag_verbose_asm.
12824 Tue Oct 7 12:57:26 1997 Jim Wilson <wilson@cygnus.com>
12826 * dwarf2out.c (output_call_frame_info): Remove last change.
12828 1997-10-04 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
12830 * frame.c (__frame_state_for): Execute the FDE insns until the
12831 current pc value is strictly bigger than the target pc value.
12833 Tue Oct 7 11:00:42 1997 Jason Merrill <jason@yorick.cygnus.com>
12835 * regclass.c (init_reg_modes): If we can't find a mode for the
12836 register, use the previous one.
12838 Tue Oct 7 10:55:34 1997 Richard Henderson <rth@cygnus.com>
12840 * haifa-sched.c (print_block_visualization): Call fprintf directly,
12841 don't sprintf through an alloca'ed buffer.
12843 Tue Oct 7 10:52:29 1997 Thomas Koenig (ig25@rz.uni-karlsruhe.de)
12845 * reload.c (decompose): Always initialize val.base.
12847 Tue Oct 7 10:19:26 1997 Manfred Hollstein (manfred@lts.sel.alcatel.de)
12849 * m68k/mot3300.h (ASM_OUTPUT_ALIGN): Accept any alignment
12850 instead of aborting.
12851 * dwarf2out.c (output_call_frame_info): Call app_enable and
12852 app_disable to let GNU as accept the generated comments.
12854 Tue Oct 7 11:41:21 1997 Michael Meissner <meissner@cygnus.com>
12856 * tree.h (get_file_function_name): Add declaration.
12857 * dwarf2out.c (output_call_frame_info): No need to cast
12858 get_file_function_name call anymore.
12859 * profile.c (toplevel): Remove get_file_function_name
12861 * c-lang.c (finish_file): Ditto.
12863 Tue Oct 7 10:01:45 1997 Chip Salzenberg <chip@rio.atlantic.net>
12865 * Makefile.in (program_transform_name): Let autoconf substitute
12868 Tue Oct 7 09:54:35 1997 Jeffrey A Law (law@cygnus.com)
12870 * haifa-sched.c (schedule_block): If the first real insn in a
12871 block has any special notes attached to it, remove them.
12873 Tue Oct 7 09:48:51 1997 Richard Henderson <rth@cygnus.com>
12875 * alpha.h (FLOAT_STORE_FLAG_VALUE): It's 2.0 not 0.5.
12877 Mon Oct 6 12:47:32 1997 Manfred Hollstein (manfred@lts.sel.alcatel.de)
12879 * m88k.c (m88k_begin_prologue): Remove superfluous backslash.
12881 Mon Oct 6 12:04:24 1997 Jeffrey A Law (law@cygnus.com)
12883 * Makefile.in (check-g77): New test target.
12884 (CHECK-TARGETS): Add check-g77.
12886 Fri Oct 3 11:56:36 1997 Jason Merrill <jason@yorick.cygnus.com>
12888 * toplev.c (rest_of_compilation): Defer all non-nested inlines.
12890 Fri Oct 3 15:49:27 1997 Michael Meissner <meissner@cygnus.com>
12892 * flow.c (print_rtl_with_bb): Cast alloca return value for
12895 Thu Oct 2 21:15:03 1997 Richard Henderson <rth@cygnus.com>
12897 * i386.h (RETURN_ADDR_RTX): New definition that works for
12898 __builtin_return_address(0) and -fomit-frame-pointer.
12900 Wed Oct 1 13:43:53 1997 Jim Wilson <wilson@cygnus.com>
12902 Bring over from FSF.
12903 Tue Aug 5 16:10:45 1997 Jason Merrill <jason@yorick.cygnus.com>
12905 * mips.c (function_arg): Handle passing a struct
12906 containing a double in a DFmode register without the PARALLEL.
12908 Wed Oct 1 11:13:25 1997 Ian Lance Taylor <ian@cygnus.com>
12910 * pexecute.c: Use spawn if __CYGWIN32__.
12912 * pexecute.c: Include "config.h" first, as per autoconf manual
12913 (from Paul Eggert <eggert@twinsun.com>).
12915 Wed Oct 1 01:44:36 1997 Philippe De Muyter <phdm@info.ucl.ac.be>
12917 * m68k/x-mot3300 (XCFLAGS): Disable as's long/short jump
12918 optimisation for f/expr.o and f/stb.o.
12920 Tue Sep 30 23:48:57 1997 Jeffrey A Law (law@cygnus.com)
12922 * cse.c (this_insn_cc0_mode): Initialize.
12924 Tue Sep 30 23:09:40 1997 Thomas Koenig <ig25@mvmap66.ciw.uni-karlsruhe.de>
12926 * cccp.c (expand_to_temp_buffer): Initialize all members of obuf.
12928 * haifa-sched.c (get_block_head_tail): Remove unneeded initialization.
12930 Tue Sep 30 23:06:43 1997 Richard Henderson <rth@cygnus.com>
12932 * alpha.md (beq): For registers and ints 0-255, use cmpeq+bne, since
12933 that pair will dual-issue on the 21164 and plus+beq won't.
12934 (bne): Likewise for cmpeq+beq.
12936 Tue Sep 30 16:07:58 1997 Jim Wilson <wilson@cygnus.com>
12938 * except.c (find_exception_handler_labels): Correct argument to free.
12940 Tue Sep 30 11:00:00 1997 Brendan Kehoe <brendan@lisa.cygnus.com>
12942 * except.c (find_exception_handler_labels): Free LABELS when we're
12945 Mon Sep 29 14:04:35 1997 Jeffrey A Law (law@cygnus.com)
12947 * version.c: Bump for snapshot.
12949 Mon Sep 29 10:51:53 1997 Jason Merrill <jason@yorick.cygnus.com>
12951 * flow.c (find_basic_blocks): Mark calls as potentially jumping
12954 Mon Sep 29 09:58:06 1997 Jeffrey A Law (law@cygnus.com)
12956 * configure.in: Substitute for "install" too.
12957 * configure: Rebuilt.
12959 Mon Sep 29 00:38:42 1997 Aaron Jackson <jackson@negril.msrce.howard.edu>
12961 * Makefile.in (bootstrap-lean, compare-lean): New targets.
12963 Mon Sep 29 00:18:16 1997 Richard Henderson (rth@cygnus.com)
12965 * alias.c (base_alias_check): Two symbols can conflict if they
12966 are accessed via AND.
12967 (memrefs_conflict_p): Likewise.
12969 * alpha.h (SETUP_INCOMING_VARARGS): Emit a blockage insn
12970 after flushing argument registers to the stack.
12972 * Makefile.in (mostlyclean): Remove .regmove files.
12974 Sun Sep 28 18:59:58 1997 Jason Merrill <jason@yorick.cygnus.com>
12976 * libgcc2.c (__throw): Fix thinko.
12978 Sun Sep 28 12:00:52 1997 Mark Mitchell <mmitchell@usa.net>
12980 * cplus-dem.c (demangle_template): Add new parameter. Handle new
12981 template-function mangling.
12982 (consume_count_with_underscores): New function.
12983 (demangle_signature): Handle new name-mangling scheme.
12985 Sun Sep 28 01:55:04 1997 Philippe De Muyter <phdm@info.ucl.ac.be>
12987 * flow.c (print_rtl_with_bb): Cast alloca return values for variables
12990 Sun Sep 28 01:05:16 1997 Jeffrey A Law (law@cygnus.com)
12992 * frame.c: Remove last change.
12993 * dwarf2.h: Remove last change.
12994 * tree.h: Add declarations of DWARF2 unwind info support
12997 Sat Sep 27 11:02:38 1997 Jason Merrill <jason@yorick.cygnus.com>
12999 * c-decl.c (init_decl_processing): Add __builtin_dwarf_reg_size.
13000 * tree.h (built_in_function): Likewise.
13001 * expr.c (expand_builtin): Likewise.
13002 * except.h: Likewise.
13003 * dwarf2out.c (expand_builtin_dwarf_reg_size): New fn.
13004 * libgcc2.c (copy_reg): New fn.
13007 Fri Sep 26 08:54:59 1997 Paul Eggert <eggert@twinsun.com>
13009 * c-typeck.c (build_binary_op): Warn about comparing signed vs
13010 unsigned if -W is specified and -Wno-sign-compare is not.
13011 * c-decl.c (warn_sign_compare): Initialize to -1.
13012 (c_decode_option): -Wall no longer implies -Wsign-compare.
13014 Fri Sep 26 09:00:13 1997 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
13016 * frame.c: Include gansidecl.h for PROTO.
13017 * dwarf2out.c: Move inclusion of dwarf2.h down so that PROTO is
13018 defined. Don't declare dwarf2out_cfi_label here.
13019 * dwarf2.h: Add declarations of DWARF2 unwind info support
13021 * m68k.c: Include dwarf2.h.
13022 (output_function_prologue): Add dwarf2 support.
13023 * m68k.h (INCOMING_RETURN_ADDR_RTX, DWARF_FRAME_REGNUM): New macros.
13024 (INCOMING_FRAME_SP_OFFSET): Likewise.
13026 * integrate.c (expand_inline_function): Make sure there is at
13027 least one insn that can be used as an insertion point.
13029 Wed Sep 24 21:34:06 1997 Jason Merrill <jason@yorick.cygnus.com>
13031 * dwarf2out.c: s/flag_verbose_asm/flag_debug_asm/
13033 Wed Sep 24 22:05:30 1997 Jeffrey A Law (law@cygnus.com)
13035 * version.c: Bump for snapshot.
13037 Wed Sep 24 17:36:23 1997 Doug Evans <dje@canuck.cygnus.com>
13039 Bring over from FSF.
13041 Wed Sep 24 19:17:08 1997 Doug Evans <dje@cygnus.com>
13043 * sparc/sparc.md (get_pc_via_call): Renamed from get_pc_sp32.
13044 (get_pc_via_rdpc): Renamed from get_pc_sp64.
13045 * sparc/sparc.c (finalize_pic): Update call to gen_get_pc_via_call.
13047 Wed Sep 24 18:38:22 1997 David S. Miller <davem@tanya.rutgers.edu>
13049 * sparc/sparc.h (ASM_CPU_SPEC): Pass -Av9a for v8plus, ultrasparc.
13050 (TARGET_OPTIONS): Add -malign-loops=, -malign-jumps=,
13051 -malign-functions=.
13052 (sparc_align_{loops,jumps,funcs}_string): Declare.
13053 (sparc_align_{loops,jumps,funcs}): Declare.
13054 (DEFAULT_SPARC_ALIGN_FUNCS): New macro.
13055 (FUNCTION_BOUNDARY): Use sparc_align_funcs.
13056 (STACK_BIAS): Define.
13057 (SPARC_SIMM*_P): Cast to unsigned HOST_WIDE_INT first, then perform
13059 (SPARC_SETHI_P): New macro.
13060 (CONST_OK_FOR_LETTER_P): Use it.
13061 (ASM_OUTPUT_ALIGN_CODE): Define.
13062 (ASM_OUTPUT_LOOP_ALIGN): Define.
13063 * sparc/sparc.c (sparc_align_{loops,jumps,funcs}_string): New globals.
13064 (sparc_align_{loops,jumps,funcs}): New globals.
13065 (sparc_override_options): Handle -malign-loops=, -malign-jumps=,
13066 -malign-functions=.
13067 (move_operand): Use SPARC_SETHI_P.
13068 (arith_double_operand): Cast to unsigned HOST_WIDE_INT first, then
13070 (arith11_double_operand): Likewise.
13071 (arith10_double_operand): Likewise.
13072 (finalize_pic): Finish sparc64 support.
13073 (emit_move_sequence): Use SPARC_SETHI_P. Simplify low part of
13074 64 bit constants if able.
13075 (output_fp_move_quad): Don't use fmovq unless TARGET_HARD_QUAD.
13076 (sparc_builtin_saveregs, sparc64 case): Don't save fp regs if
13078 * sparc/sparc.md (*): Use GEN_INT instead of gen_rtx.
13079 (get_pc_sp32): Use for sparc64 as well.
13080 (lo_sum_di_sp{32,64}): Fix handling on 64 bit hosts.
13081 (sethi_di_sp64_const): Likewise.
13082 (movtf_cc_sp64): Check TARGET_HARD_QUAD.
13083 (cmp_zero_extract_sp64): Use unsigned HOST_WIDE_INT in cast.
13084 (ashlsi3, ashldi3, ashrsi3, ashrdi3, lshrsi3, lshrdi3): Likewise.
13086 Tue Sep 23 19:02:46 1997 Doug Evans <dje@cygnus.com>
13088 * sparc/linux-aout.h (COMMENT_BEGIN): Delete.
13089 * sparc/linux.h (COMMENT_BEGIN): Likewise.
13090 * sparc/linux64.h (COMMENT_BEGIN): Likewise.
13092 Tue Sep 23 14:48:18 1997 David S. Miller <davem@tanya.rutgers.edu>
13094 Add sparc64 linux support.
13095 * configure.in (sparc64-*-linux*): Recognize. Add sparc/xm-sparc.h
13096 to xm_file list on 32-bit sparc-linux.
13097 * sparc/xm-sp64.h: New file.
13098 * sparc/linux64.h: New file.
13099 * sparc/xm-linux.h: Include some standard headers if not inhibit_libc.
13100 Don't include xm-sparc.h.
13101 * config/xm-linux.h (HAVE_PUTENV, HAVE_ATEXIT): Define.
13102 * glimits.h (LONG_MAX): Handle sparc64.
13104 Sat Sep 20 03:07:54 1997 Doug Evans <dje@cygnus.com>
13106 * sparc/sysv4.h (ASM_COMMENT_START): Delete.
13107 * sparc.h (ASM_COMMENT_START): Define.
13108 * sparc.c (output_function_prologue): Use it.
13109 (sparc_flat_output_function_{epi,pro}logue): Likewise.
13111 Wed Sep 17 15:04:19 1997 Doug Evans <dje@cygnus.com>
13113 * sparc/sysv4.h (ASM_OUTPUT_{FLOAT,DOUBLE,LONG_DOUBLE}): Delete,
13114 use sparc.h's copies.
13115 * sparc/sparc.h (ASM_OUTPUT_{FLOAT,DOUBLE,LONG_DOUBLE}): Print
13116 ascii form as well.
13118 Mon Sep 8 08:45:19 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
13120 * sparc.c (dwarf2out_cfi_label): Add declaration.
13121 (save_regs, output_function_prologue): Remove cast for it.
13122 (sparc_flat_{save_restore,output_function_prologue): Likewise.
13123 ({save,restore}_regs): No longer inline.
13125 Tue Sep 23 12:34:51 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
13127 * fold-const.c (make_range): Correctly handle cases of converting
13128 from unsigned to signed type.
13130 Tue Sep 23 12:34:51 1997 Bernd Schmidt <crux@pool.informatik.rwth-aachen.de>
13132 * fold-const.c (merge_ranges): Make sure that if one range is subset
13133 of another, it will always be the second range. Correct (+,-) case to
13136 Tue Sep 23 08:32:51 1997 Jason Merrill <jason@yorick.cygnus.com>
13138 * final.c (final_end_function): Also do dwarf2 thing if
13139 DWARF2_DEBUGGING_INFO.
13140 (final_start_function): Likewise.
13142 Tue Sep 23 01:15:50 1997 David S. Miller <davem@tanya.rutgers.edu>
13144 * expmed.c (expand_divmod): If compute_mode is not the same as
13145 mode, handle the case where convert_modes() causes op1 to no
13146 longer be a CONST_INT.
13148 * reorg.c (dbr_schedule): At end of this pass, add REG_BR_PRED
13149 note holding get_jump_flags() calculation to all JUMP_INSNs.
13150 * rtl.h (enum reg_note): New note types REG_BR_PRED and REG_SAVE_AREA.
13151 * rtl.c (reg_note_name): Add new note types.
13153 Tue Sep 23 00:59:54 1997 Jeffrey A Law (law@cygnus.com)
13155 * rtlanal.c (computed_jump_p): Fix typo in last change.
13157 Tue Sep 23 00:42:44 1997 H.J. Lu (hjl@gnu.ai.mit.edu)
13159 * loop.c (indirect_jump_in_function_p): Return 0
13162 Tue Sep 23 00:33:55 1997 Jeffrey A Law (law@cygnus.com)
13164 * rs6000/xm-rs6000.h: Fix thinko in last change.
13165 * rs6000/xm-sysv4.h: Likewise.
13167 Mon Sep 22 19:33:53 1997 Jim Wilson <wilson@cygnus.com>
13169 * mips.c (save_restore_insns): Only set RTX_FRAME_RELATED_P if store_p.
13171 Mon Sep 22 14:41:00 1997 Jeffrey A Law (law@cygnus.com)
13173 * reg-stack.c (find_blocks): Fix thinko in last change.
13175 1997-09-21 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
13177 * m68k.c (output_function_prologue): Add dwarf2 support.
13179 * m68k.h (INCOMING_RETURN_ADDR_RTX, DWARF_FRAME_REGNUM,
13180 INCOMING_FRAME_SP_OFFSET): New definitions.
13182 Mon Sep 22 11:36:42 1997 David S. Miller <davem@tanya.rutgers.edu>
13184 * combine.c (try_combine): Use NULL_RTX instead of '0' where
13185 appropriate in calls to gen_rtx().
13186 * cse.c (cse_main): Likewise.
13187 * emit-rtl.c (gen_label_rtx): Likewise.
13188 * expr.c (init_expr_once): Likewise.
13189 * haifa-sched.c (flush_pending_lists, sched_analyze_insn,
13190 sched_analyze, init_rgn_data_dependences,
13191 compute_block_backward_dependences): Likewise.
13192 * sched.c (schedule_insns): Likewise.
13193 * varasm.c (immed_double_const): Likewise.
13195 * sparc.h (INCOMING_FRAME_SP_OFFSET): Define to
13196 SPARC_STACK_BIAS for sake of dwarf2 on sparc64.
13198 Mon Sep 22 11:21:33 1997 J. Kean Johnston <jkj@sco.com>
13200 * i386/sco5.h: Make ELF default file format and add -mcoff/-melf..
13201 (MULTILIB_DEFAULTS): Define.
13202 (ASM_SPEC, CPP_SPEC): Handle -mcoff.
13203 (STARTFILE_SPEC, ENDFILE_SPEC, LINK_SPEC): Likewise.
13204 (LIBGCC_SPEC): Likewise.
13205 (MASK_COFF, TARGET_COFF, TARGET_ELF): Define.
13206 (SUBTARGET_SWITCHES): Add -mcoff and -melf.
13207 * i386/t-sco5 (CRTSTUFF_T_CFLAGS): Add -fPIC.
13208 (CRTSTUFF_T_CFLAGS_S): Tweak for COFF.
13209 (EXTRA_PARTS, TAROUTOPTS): Delete.
13210 (libgcc1-elf, libgcc2-elf, libgcc-elf targets): Delete.
13211 (MULTILIB_OPTIONS): Define.
13212 (MULTILIB_DIRNAMES, MULTILIB_EXCEPTIONS): Likewise.
13213 (MULTILIB_MATCHE, MULTILIB_EXTRA_OPTS): Likewise.
13215 Mon Sep 22 02:10:43 1997 Jeffrey A Law (law@cygnus.com)
13217 * version.c: Bump for snapshot.
13219 Sun Sep 21 17:45:45 1997 Jeffrey A Law (law@cygnus.com)
13221 * loop.c (loop_number): Delete function. Change all references
13222 to use uid_loop_num array.
13223 * loop.h (loop_number): Delete declaration.
13224 * unroll.c (unroll_loop): Change "loop_number" references to
13225 use uid_loop_num instead.
13227 * loop.c (loop_unroll_factor): Move outside #ifdef HAIFA
13229 (loop_unroll_iter): Remove unused variable and all references.
13230 (loop_optimize): Always allocate and clear space for loop_unroll_factor.
13231 (insert_bct): Fix minor formatting problems.
13232 * loop.h (loop_unroll_factor): Move decl outside #ifdef HAIFA.
13233 (loop_unroll_iter): Removed unused decl.
13234 * unroll.c (unroll_loop): Remove code to set loop_unroll_iter.
13235 Always record the unrolling factor.
13237 * cse.c (simplify_relational_operation): Set h0u just like h0s.
13238 Similarly for h1u and h1s.
13240 * flow.c (jmp_uses_reg_or_mem): Deleted unused function.
13241 (find_basic_blocks): Use computed_jump_p to determine if a
13242 particular JUMP_INSN is a computed jump.
13243 * reg-stack.c (find_blocks): Use computed_jump_p to determine
13244 if a particular JUMP_INSN is a computed jump.
13245 * rtlanal.c (jmp_uses_reg_or_mem): New function.
13246 (computed_jump_p): Likewise.
13247 * rtl.h (computed_jump_p): Declare.
13248 * genattrtab.c (pc_rtx): Define and initialize.
13249 * loop.c (loop_optimize): Always determine if the current
13250 function has a computed jump.
13251 (indirect_jump_in_function_p): Use computed_jump_p to determine
13252 if a particular JUMP_INSN is a computed jump.
13254 * loop.c (fix_bct_param): Delete unused function.
13255 (check_bct_param): Likewise.
13257 Sat Sep 20 16:22:06 1997 Jason Merrill <jason@yorick.cygnus.com>
13259 * frame.c (__deregister_frame): Check properly for initialized object.
13261 Fri Sep 19 20:51:03 1997 H.J. Lu (hjl@gnu.ai.mit.edu)
13263 * alpha/linux.h (HANDLE_SYSV_PRAGMA): Defined.
13265 Fri Sep 19 18:53:50 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
13267 * jump.c (thread_jumps): check can_reverse_comparison_p before
13268 threading a reversed-condition jump.
13270 * sched.c (update_flow_info): Don't pass SCRATCH to dead_or_set_p.
13271 * haifa-sched.c (update_flow_info): Likewise.
13273 Thu Sep 18 21:13:40 1997 Jeffrey A Law (law@cygnus.com)
13275 * Makefile.in (BOOT_CFLAGS): Use -O2.
13277 * configure.in (strtoul, bsearch): Have autoconf check for these
13279 * configure, config.in: Rebuilt.
13281 * m68k/xm-mot3300.h (alloca): Properly declare if __STDC__.
13282 * mips/mips.h (alloca): Likewise.
13283 * rs6000/xm-rs6000.h (alloca): Likewise.
13284 * rs6000/xm-sysv4.h: Likewise.
13286 Thu Sep 18 14:22:22 1997 Jason Merrill <jason@yorick.cygnus.com>
13288 * final.c (final_scan_insn): Hand BARRIERs off to the dwarf2 code.
13289 * dwarf2out.c (dwarf2out_frame_debug): Pass the whole insn along.
13290 (dwarf2out_stack_adjust): A BARRIER resets the args space to 0.
13292 * except.c (end_eh_unwinder): Subtract 1 from return address.
13293 * libgcc2.c (__throw): Likewise.
13294 (find_exception_handler): Don't change PC here. Compare end with >.
13296 Thu Sep 18 10:43:07 1997 Nick Clifton <nickc@cygnus.com>
13298 * v850.c (compute_register_save_size): Correct register
13300 * v850.md (save_interrupt, return_interrupt): Correct
13302 * v850/lib1funcs.asm (save_interrupt): Correct register number.
13303 (return_interrupt): Use stack pointer, not element pointer.
13305 1997-09-18 Brendan Kehoe <brendan@lisa.cygnus.com>
13307 * configure.in, configure: Make sure to create the stage* and include
13308 symbolic links in each subdirectory.
13310 Thu Sep 18 01:47:06 1997 Jeffrey A Law (law@cygnus.com)
13312 * pa.md (reload_peepholes): Don't allow addresses with side
13313 effects for the memory operand.
13315 Wed Sep 17 18:19:53 1997 Jason Merrill <jason@yorick.cygnus.com>
13317 * libgcc2.c (find_exception_handler): Subtract one from our PC when
13318 looking for a handler, to avoid hitting the beginning of the next
13321 * except.c (expand_builtin_set_return_addr_reg): Use force_operand.
13323 Wed Sep 17 18:33:59 1997 Jeffrey A Law (law@cygnus.com)
13325 * mips/abi64.h (LONG_MAX_SPEC): Define.
13326 * mips.h (LONG_MAX_SPEC): Define.
13327 (CPP_SPEC): Include long_max_spec.
13328 (EXTRA_SPECS): Include long_max_spec.
13330 Wed Sep 17 14:11:38 1997 Jeffrey A Law (law@cygnus.com)
13332 * v850.c (construct_save_jarl): Fix thinko in last change.
13334 Wed Sep 17 09:53:07 1997 Jeffrey A Law (law@cygnus.com)
13336 * version.c: Bump for snapshot.
13338 Tue Sep 16 14:22:36 1997 Jason Merrill <jason@yorick.cygnus.com>
13340 * libgcc2.c (find_exception_handler): Not found is -1.
13342 * integrate.c (expand_inline_function): Move expand_start_bindings
13343 after expanding the arguments.
13345 Tue Sep 16 11:13:46 1997 Jim Wilson <wilson@cygnus.com>
13347 * expr.c (expand_expr): Remove previous incorrect change.
13348 If target and slot has no DECL_RTL, then call mark_addressable
13349 again for the slot after we give it RTL.
13351 Tue Sep 16 09:18:52 1997 Jason Merrill (jason@cygnus.com)
13353 * expr.c (expand_expr, case TARGET_EXPR): Call mark_addressable
13354 again for the slot after we give it RTL.
13356 Tue Sep 16 00:13:20 1997 Nick Clifton <nickc@cygnus.com>
13358 * v850.c (register_is_ok_for_epilogue,
13359 pattern_is_ok_for_epilogue, construct_restore_jr,
13360 pattern_is_ok_for_prologue, construct_save_jarl): New functions.
13362 * v850.h (pattern_is_ok_for_prologue,
13363 pattern_is_ok_for_epilogue, register_is_ok_for_epilogue): New
13366 * v850.md: Replace prologue and epilogue patterns with a
13367 match_parallel pattern.
13369 Mon Sep 15 22:53:01 1997 Jeffrey A Law (law@cygnus.com)
13371 * aclocal.m4: Add replacement for AC_PROG_INSTALL.
13372 * configure.in: Use EGCS_PROG_INSTALL.
13374 Mon Sep 15 22:40:55 1997 Jim Wilson (wilson@cygnus.com)
13376 * dwarf2out.c (gen_subprogram_die): Handle redefinition of an
13377 extern inline function.
13379 Mon Sep 15 22:40:55 1997 Richard Henderson (rth@cygnus.com)
13381 * dwarf2out.c (reg_loc_descriptor): Fix prototype.
13382 (concat_loc_descriptor): New function.
13383 (loc_descriptor): Call it.
13384 (add_AT_location_description): Also elide the descriptor if both
13385 halves of a CONCAT are pseudos.
13386 (add_location_or_const_value_attribute): Recognize CONCAT too.
13388 Mon Sep 15 15:24:00 1997 Richard Henderson <rth@cygnus.com>
13390 * alpha.md (movdi): Handle CONST_DOUBLE for TARGET_BUILD_CONSTANTS.
13392 * alpha/alpha.c (output_prolog): New variable sa_reg. Use it for
13393 out-or-range reg_offset.
13394 (output_epilog): Likewise.
13396 Mon Sep 15 15:39:26 1997 Jeffrey A Law (law@cygnus.com)
13398 * cse.c (simplify_relational_operation): If MODE specifies a
13399 mode wider than HOST_WIDE_INT, then the high word of a CONST_INT
13400 is derived from the sign bit of the low word.
13402 Mon Sep 15 11:43:38 1997 Jason Merrill <jason@yorick.cygnus.com>
13404 Support dwarf2 unwinding on PUSH_ROUNDING targets like the x86.
13406 * dwarf2.h: Add DW_CFA_GNU_args_size.
13407 * frame.c (execute_cfa_insn): Likewise.
13408 * dwarf2out.c (dwarf_cfi_name, output_cfi): Likewise.
13409 (dwarf2out_args_size, dwarf2out_stack_adjust): New fns.
13410 (dwarf2out_frame_debug): If this isn't a prologue or epilogue
13411 insn, hand it off to dwarf2out_stack_adjust.
13412 (dwarf2out_begin_prologue): Initialize args_size.
13413 * frame.h (struct frame_state): Add args_size.
13414 * libgcc2.c (__throw): Use args_size.
13415 * final.c (final_scan_insn): If we push args, hand off all insns
13416 to dwarf2out_frame_debug.
13417 * defaults.h (DWARF2_UNWIND_INFO): OK for !ACCUMULATE_OUTGOING_ARGS.
13419 * dwarf2out.c dwarf2out_frame_debug): Fix typo.
13420 Handle epilogue restore of SP from FP.
13421 * emit-rtl.c (gen_sequence): Still generate a sequence if the
13422 lone insn has RTX_FRAME_RELATED_P set.
13424 * frame.c (extract_cie_info): Handle "e" augmentation.
13425 * dwarf2out.c (ASM_OUTPUT_DWARF_*): Provide definitions in the
13426 absence of UNALIGNED_*_ASM_OP.
13427 (UNALIGNED_*_ASM_OP): Only provide defaults if OBJECT_FORMAT_ELF.
13428 (output_call_frame_info): Use "e" instead of "z" for augmentation.
13429 Don't emit augmentation fields length.
13430 (dwarf2out_do_frame): Move outside of #ifdefs.
13431 * defaults.h (DWARF2_UNWIND_INFO): Don't require unaligned data
13434 * sparc.h (UNALIGNED_INT_ASM_OP et al): Don't define here after all.
13435 * sparc/sysv4.h (UNALIGNED_INT_ASM_OP): Define here.
13436 * sparc/sunos4.h (DWARF2_UNWIND_INFO): Define to 0.
13437 * sparc/sun4gas.h: New file.
13438 * configure.in: Use sun4gas.h if SunOS 4 --with-gnu-as.
13440 * collect2.c (write_c_file_stat, write_c_file_glob): Declare
13441 __register_frame_table and __deregister_frame.
13443 1997-09-15 Brendan Kehoe <brendan@cygnus.com>
13445 * except.c (find_exception_handler_labels): Use xmalloc instead of
13446 alloca, since MAX_LABELNO - MIN_LABELNO can be more than 1 million
13449 Sun Sep 14 21:01:23 1997 Jeffrey A Law (law@cygnus.com)
13451 * Makefile.in: Various changes to build info files
13452 in the object tree rather than the source tree.
13454 Sun Sep 14 12:24:30 1997 Jeffrey A Law (law@cygnus.com)
13456 * fixinc.math: New file to fix math.h on some systems.
13457 * configure.in (freebsd, netbsd): Use fixinc.math on these
13459 * configure: Rebuilt.
13461 Sun Sep 14 11:11:05 1997 Jeffrey A Law (law@cygnus.com)
13463 * regmove.c (regmove_optimize): If we end up moving the
13464 original insn due to lifetime overlaps, make sure to move
13467 Sat Sep 13 15:51:11 1997 Manfred Hollstein <manfred@s-direktnet.de>
13469 * Makefile.in (INSTALL_{PROGRAM,DATA}): Use value found by configure.
13471 Sat Sep 13 12:57:26 1997 Jeffrey A Law (law@cygnus.com)
13473 * haifa-sched.c (add_branch_dependences): Make each insn in
13474 a SCHED_GROUP_P block explicitly depend on the previous insn.
13476 Fri Sep 12 13:49:58 1997 Jason Merrill <jason@yorick.cygnus.com>
13478 * except.h: Prototype dwarf2 hooks.
13481 Thu Sep 11 17:43:55 1997 Jim Wilson <wilson@cygnus.com>
13483 * configure.in (native_prefix): Delete.
13484 (mips-dec-netbsd): Don't set prefix.
13485 (*linux*): Don't set prefix.
13487 Thu Sep 11 15:48:32 1997 Fred Fish <fnf@ninemoons.com>
13489 * protoize.c: Include <varargs.h> only if HAVE_VARARGS_H is
13490 defined. If not defined, include <sys/varargs.h> if
13491 HAVE_SYS_VARARGS_H is defined.
13492 * configure.in: Test for varargs.h and sys/varargs.h.
13493 * configure: Regenerate with autoconf.
13494 * config.in: Regenerate with autoheader.
13496 * cpplib.c (quote_string): Cast first arg of sprintf call
13497 from "unsigned char *" to "char *".
13498 (output_line_command): Ditto.
13499 (macroexpand): Ditto.
13500 (do_line): Cast atoi arg from "unsigned char *" to "char *".
13502 Wed Sep 10 21:37:30 1997 Jeffrey A Law (law@cygnus.com)
13504 * version.c: Bump for snapshot.
13506 * Makefile.in (compare): Exit with nonzero status if there
13507 are comparison failures. Note which files failed the
13508 comparison test in .bad_compare.
13510 Wed Sep 10 17:05:46 1997 H.J. Lu (hjl@gnu.ai.mit.edu)
13512 * config/alpha/elf.h (CPP_PREDEFINES): Remove -D__PIC__ -D__pic__.
13514 Wed Sep 10 16:37:28 1997 Fred Fish <fnf@ninemoons.com>
13516 * Makefile.in (LN, LN_S): New macros, use where appropriate.
13517 * aclocal.m4 (GCC_PROG_LN_S, GCC_PROG_LN): New tests.
13518 * configure.in: Use GCC_PROG_LN_S and GCC_PROG_LN.
13519 * configure: Regenerated.
13521 Thu Sep 11 11:09:43 1997 Jeffrey A Law (law@cygnus.com)
13523 * loop.c (strength_reduce): Fix typo.
13525 Wed Sep 10 16:01:15 1997 Jim Wilson <wilson@cygnus.com>
13527 * m88k/m88k.c (struct option): Rename to struct options.
13528 * m88k/dolph.h (INITIALIZE_TRAMPOLINE): Delete here.
13529 * m88k/sysv3.h (INITIALIZE_TRAMPOLINE): Delete ifdef and comments.
13530 * libgcc2.c (__enable_execute_stack): Check for __sysV88__ not
13531 __DOLPHIN__ or sysV88.
13533 Wed Sep 10 14:58:40 1997 Jim Wilson <wilson@cygnus.com>
13535 * emit-rtl.c (gen_lowpart_common): For a SUBREG, add in word when
13538 Wed Sep 10 15:19:22 1997 Jeffrey A Law (law@cygnus.com)
13540 * config.sub: Accept 'amigados' for backward compatability.
13542 Wed Sep 10 14:05:08 1997 H.J. Lu (hjl@gnu.ai.mit.edu)
13544 * Makefile.in (testsuite/site.exp): New target.
13545 (check-gcc, check-g++): Depend on testsuite/site.exp.
13546 Don't stop for failure.
13548 Wed Sep 10 12:59:57 1997 Jason Merrill <jason@yorick.cygnus.com>
13550 * expr.c (expand_builtin): Only support __builtin_dwarf_fp_regnum()
13551 if DWARF2_UNWIND_INFO.
13553 Wed Sep 10 11:49:20 1997 Jason Merrill <jason@yorick.cygnus.com>
13555 Add support for exception handling using DWARF 2 frame unwind info.
13556 Currently works on SPARC and MIPS, and almost on x86.
13558 * libgcc2.c (get_reg, put_reg, get_return_addr, put_return_addr,
13559 next_stack_level, in_reg_window): Helper fns.
13560 (__throw): Implement for DWARF2_UNWIND_INFO.
13562 * expr.c (expand_builtin): Handle builtins used by __throw.
13563 * tree.h (enum built_in_function): Add builtins used by __throw.
13564 * c-decl.c (init_decl_processing): Declare builtins used by __throw.
13565 * dwarf2out.c (expand_builtin_dwarf_fp_regnum): Used by __throw.
13566 * except.c (expand_builtin_unwind_init): Hook for dwarf2 __throw.
13567 (expand_builtin_extract_return_addr): Likewise.
13568 (expand_builtin_frob_return_addr): Likewise.
13569 (expand_builtin_set_return_addr_reg): Likewise.
13570 (expand_builtin_eh_stub): Likewise.
13571 (expand_builtin_set_eh_regs): Likewise.
13572 (eh_regs): Choose two call-clobbered registers for passing back values.
13574 * frame.c, frame.h: New files for parsing dwarf 2 frame info.
13575 * Makefile.in (LIB2ADD): New variable. Add $(srcdir)/frame.c.
13576 (libgcc2.a): Use it instead of $(LIB2FUNCS_EXTRA) $(LANG_LIB2FUNCS)
13577 (stmp-multilib): Likewise.
13578 ($(T)crtbegin.o, $(T)crtend.o): Add -fno-exceptions.
13580 * except.c: #include "defaults.h".
13581 (exceptions_via_longjmp): Default depends on DWARF2_UNWIND_INFO.
13582 (emit_throw): Don't defeat assemble_external if DWARF2_UNWIND_INFO.
13583 (register_exception_table_p): New fn.
13584 (start_eh_unwinder): Don't do anything if DWARF2_UNWIND_INFO.
13585 (end_eh_unwinder): Likewise.
13587 * crtstuff.c: Wrap .eh_frame section, use EH_FRAME_SECTION_ASM_OP,
13588 call __register_frame and __deregister_frame as needed.
13589 * varasm.c (eh_frame_section): New fn if EH_FRAME_SECTION_ASM_OP.
13590 * dwarf2out.c (EH_FRAME_SECTION): Now a function-like macro. Check
13591 EH_FRAME_SECTION_ASM_OP.
13592 * sparc/sysv4.h (EH_FRAME_SECTION_ASM_OP): Define.
13593 * mips/iris6.h: (EH_FRAME_SECTION_ASM_OP): Define.
13594 (LINK_SPEC): Add __EH_FRAME_BEGIN__ to hidden symbols.
13596 * dwarf2out.c (output_call_frame_info): If no support for
13597 EXCEPTION_SECTION, mark the start of the frame info with a
13599 * collect2.c (frame_tables): New list.
13600 (is_ctor_dtor): Recognise frame entries.
13601 (scan_prog_file): Likewise.
13602 (main): Pass -fno-exceptions to sub-compile. Also do collection
13603 if there are any frame entries.
13604 (write_c_file_stat): Call __register_frame_table and
13605 __deregister_frame as needed.
13606 (write_c_file_glob): Likewise.
13608 * defaults.h (DWARF2_UNWIND_INFO): Default to 1 if supported.
13609 Also require unaligned reloc support.
13610 * sparc.h (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP,
13611 UNALIGNED_DOUBLE_INT_ASM_OP): Define here.
13612 * sparc/sysv4.h: Not here.
13614 * toplev.c (compile_file): Call dwarf2out_frame_{init,finish}.
13615 * dwarf2out.c (dwarf2out_init): Don't call dwarf2out_frame_init.
13616 (dwarf2out_finish): Don't call dwarf2out_frame_finish.
13618 * libgcc2.c (L_eh): Reorganize, moving code shared by different
13619 EH implementations to the top.
13620 (find_exception_handler): Split out. Start from 0. Compare against
13622 (__find_first_exception_table_match): Use it.
13623 * except.c (output_exception_table): Don't do anything if there's
13624 no table. Don't output a first entry of zeroes.
13625 (eh_outer_context): Adjust properly.
13626 (add_eh_table_entry): Use xrealloc.
13627 * toplev.c (compile_file): Just call output_exception_table.
13629 Wed Sep 10 11:30:36 1997 Jason Merrill <jason@cygnus.com>
13631 * i386.c (ix86_prologue): Add dwarf2 support for !do_rtl case.
13633 Wed Sep 10 08:17:10 1997 Torbjorn Granlund <tege@pdc.kth..se>
13635 * except.c (eh_outer_context): Do masking using expand_and.
13637 Wed Sep 10 01:38:30 1997 Doug Evans <dje@cygnus.com>
13639 Add port done awhile ago for the ARC cpu.
13640 * arc/arc.h: New file.
13641 * arc/arc.c: New file.
13642 * arc/arc.md: New file.
13643 * arc/initfini.c: New file.
13644 * arc/lib1funcs.asm: New file.
13645 * arc/t-arc: New file.
13646 * arc/xm-arc.h: New file.
13647 * ginclude/va-arc.h: New file.
13648 * ginclude/stdarg.h: Include va-arc.h ifdef __arc__.
13649 * ginclude/varargs.h: Likewise.
13650 * Makefile.in (USER_H): Add va-arc.h.
13651 * configure.in (arc-*-elf*): Recognize.
13652 * longlong.h: Add ARC support.
13654 Wed Sep 10 01:32:54 1997 Jeffrey A Law (law@cygnus.com)
13656 * expr.c (clear_storage): Use CONST0_RTX instead of const0_rtx.
13657 when clearing non-BLKmode data.
13659 Wed Sep 10 00:29:29 1997 Manfred Hollstein <manfred@s-direktnet.de>
13661 * m88k/sysv3.h (INITIALIZE_TRAMPOLINE) Define.
13662 * libgcc2.c (__enable_execute_stack): Provide for sysV88 too.
13664 * xm-m88k.h (USG): Only define if it hasn't already been defined.
13666 * Makefile.in (risky-stage1): Delete gratutious whitespace.
13668 * Makefile.in (clean): Delete libgcc1-test.
13670 * Makefile.in (INSTALL): cd to $(srcdir) before running texinfo.
13672 Tue Sep 9 17:07:36 1997 Stan Cox <coxs@dg-rtp.dg.com>
13674 * m88k.c (m88k_expand_prologue): Set MEM_IN_STRUCT_P of va_list
13677 Tue Sep 9 09:50:02 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
13679 * dwarf2out.c (output_call_frame_info): Call named_section.
13681 Tue Sep 9 09:12:17 1997 Jeffrey A Law (law@cygnus.com)
13683 * haifa-sched.c (print_value): Fix last change.
13685 Tue Sep 9 01:30:37 1997 Jason Merrill <jason@yorick.cygnus.com>
13687 * mips.h (DWARF_FRAME_REGNUM): Use the same numbering regardless of
13690 Mon Sep 8 16:32:43 1997 Jason Merrill <jason@yorick.cygnus.com>
13692 * mips.c (function_prologue): Set up the CFA when ABI_32.
13694 * sparc.c (save_regs): Check dwarf2out_do_frame instead of DWARF2_DEBUG
13695 for dwarf2 unwind info.
13696 (output_function_prologue, sparc_flat_output_function_prologue): Same.
13698 * final.c (final_end_function): Check dwarf2out_do_frame instead
13699 of DWARF2_DEBUG for dwarf2 unwind info.
13700 (final_scan_insn): Likewise.
13701 (final_start_function): Likewise. Initialize dwarf2 frame debug here.
13704 * expr.c (expand_builtin_return_addr): Only SETUP_FRAME_ADDRESSES if
13707 * varasm.c (exception_section): Check EXCEPTION_SECTION first.
13709 Mon Sep 8 15:15:11 1997 Nick Clifton <nickc@cygnus.com>
13711 * v850.h (ASM_SPEC): Pass on target processor.
13712 (CPP_PREDEFINES): Only define if not already specified.
13713 (TARGET_VERSION): Only define if not already specified.
13714 (MASK_CPU, MASK_V850, MASK_DEFAULT): Bits to specify target
13716 (EXTRA_SWITCHES): Extra entries in the switches array.
13717 (TARGET_DEFAULT): Set default target processor.
13719 Mon Sep 8 18:26:35 1997 Jim Wilson <wilson@cygnus.com>
13721 * m68k.h (MACHINE_STATE_SAVE, MACHINE_STATE_RESTORE): In MOTOROLA
13722 cases, add %# and %/, and add : to make them into extended asms.
13724 Sun Sep 7 23:57:50 1997 Weiwen Liu <liu@hepunix.physics.yale.edu>
13726 * alias.c (init_alias_analysis): Clean up incompatible pointer
13727 type warning in bzero.
13728 * regmove.c (regmove_optimize): Ditto.
13729 * haifa-sched.c (find_rgns): Ditto.
13731 * haifa-sched.c (print_value): Clean up ptr->int cast
13734 Sun Sep 7 23:18:32 1997 Fred Fish <fnf@ninemoons.com>
13736 * INSTALL: Change 'amigados' to 'amigaos' to match current usage.
13737 * install.texi (Configurations): Ditto.
13738 * config.sub: Ditto.
13740 Sun Sep 7 22:56:56 1997 Weiwen Liu (liu@hepvms.physics.yale.edu)
13742 * Makefile.in (sdbout.o): Depend on insn-config.h.
13744 Sun Sep 7 18:44:50 1997 Jim Wilson <wilson@cygnus.com>
13746 * m68k/m68k.h (TARGET_SWITCHES): For 68000, 68302, subtract MASK_68881.
13747 For 68303, 68332, cpu32, subtract MASK_68040_ONLY.
13749 Sun Sep 7 18:30:46 1997 Jason Merrill <jason@yorick.cygnus.com>
13751 * dwarf2out.c (dwarf2out_frame_debug): Assume that in a PARALLEL
13752 prologue insn, only the first elt is significant.
13753 (output_call_frame_info): For exception handling, always use 4-byte
13754 fields as specified by the dwarf2 spec.
13755 Don't skip trivial FDEs.
13757 Sun Sep 7 14:19:39 1997 Jeffrey A Law (law@cygnus.com)
13759 * version.c: Bump for snapshot.
13761 Sun Sep 7 14:17:36 1997 Torbjorn Granlund (tege@pdc.kth.se)
13763 * expmed.c (expand_divmod): Make op1_is_pow2 depend on unsignedp
13764 for negative constants. Promote EXACT_DIV_EXPR to TRUNC_DIV_EXPR
13767 Sun Sep 7 13:46:46 1997 Jeffrey A Law (law@cygnus.com)
13769 * final.c (shorten_branches): During first pass, assume worst
13770 possible alignment for ADDR_VEC and ADDR_VEC_DIFF insns.
13772 * Makefile.in (distclean): Remove various things left around
13773 by running the testsuite.
13775 Sun Sep 7 13:16:06 1997 Manfred Hollstein <manfred@s-direktnet.de>
13777 * configure.in (out_file): Emit definition to config.status in order
13778 to have a defined value for configure.lang.
13779 * configure: Re-built.
13781 Sun Sep 7 09:59:08 1997 Jan-Jaap van der Heijden (J.J.vanderHeijden@student.utwente.nl)
13783 * configure.in: Make symlink to as-new rather than as.new. Similarly
13785 * configure: Rebuilt.
13787 Fri Sep 5 16:54:55 1997 Jim Wilson <wilson@cygnus.com>
13789 * profile.c (output_func_start_profiler): Set DECL_EXTERNAL to zero.
13791 Fri Sep 5 16:16:44 1997 Christian Kuehnke <Christian.Kuehnke@arbi.Informatik.Uni-Oldenburg.DE>
13793 * sparc/sparc.md: Add ultrasparc scheduling support.
13794 * sparc/sparc.h (RTX_COSTS): For MULT give v9 a cost of 25 insns.
13796 Fri Sep 5 14:04:59 1997 Philippe De Muyter <phdm@info.ucl.ac.be>
13798 * integrate.c (save_for_inline_copying): Use 0, not NULL_PTR,
13799 as initial value for real_label_map.
13800 (copy_for_inline): Likewise.
13802 Fri Sep 5 13:36:44 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
13804 * sched.c (update_flow_info) When looking if to set found_split_dest
13805 or found_orig_dest, look at all parts of a PARALLEL.
13806 * haifa-sched.c (update_flow_info): Likewise.
13808 Fri Sep 5 10:08:44 1997 Jeffrey A Law (law@cygnus.com)
13810 * v850: New directory for v850 port.
13811 * v850/lib1funcs.asm: New file.
13812 * t-v850, v850.c, v850.h, v850.md, xm-v850.h: New files.
13813 * ginclude/va-v850.h: New file.
13814 * ginclude/varargs.h, ginclude/stdarg.h: Include va-mn10200.h.
13815 * configure.in (mn10200-*-*): New target.
13816 * configure: Rebuilt.
13817 * config.sub: Handle v850-elf.
13818 * Makefile.in (USER_H): Add va-mn10200.h.
13819 * invoke.texi: Document v850 stuff.
13821 Fri Sep 5 09:37:50 1997 Jim Wilson (wilson@cygnus.com)
13823 * sdbout.c (plain_type_1, case ARRAY_TYPE): Verify that TYPE_DOMAIN
13824 has integer TYPE_{MAX,MIN}_VALUE before using them.
13826 * m68k/m68k.h (MACHINE_STATE_SAVE, MACHINE_STATE_RESTORE): Add
13827 __HPUX_ASM__ versions.
13829 Fri Sep 5 09:08:44 1997 Jeffrey A Law (law@cygnus.com)
13831 * install.sh: Delete duplicate install script.
13833 Thu Sep 4 23:14:27 1997 Stan Cox (coxs@dg-rtp.dg.com)
13835 * reg-stack.c (subst_stack_regs): Pop the stack register for a
13836 computed goto which sets the same stack register.
13838 * reg-stack.c (compare_for_stack_reg): Swap only if the source and
13839 destination are both on the regstack.
13840 (subst_stack_regs_pat): Put the destination at the top of the regstack.
13842 Thu Sep 4 15:02:27 1997 Jim Wilson <wilson@cygnus.com>
13844 * mips.md (nonlocal_goto_receiver): Define.
13846 * profile.c (output_arc_profiler): Check next_insert_after for non
13847 NULL before deferencing it.
13849 * i386/t-sol2 (TARGET_LIBGCC2_CFLAGS): Define to -fPIC.
13851 Thu Sep 4 14:51:57 1997 Jeffrey A Law (law@cygnus.com)
13853 * i386.h (CPP_CPU_DEFAULT): Avoid using #elif.
13855 Thu Sep 4 15:01:49 1997 Michael Meissner <meissner@cygnus.com>
13857 * toplev.c (rest_of_compilation): For passes starting with
13858 flow_analysis, use print_rtl_with_bb instead of print_rtl.
13860 * print-rtl.c (print_rtl_single): Print a single rtl value to a
13863 * flow.c (print_rtl_with_bb): Print which insns start and end
13864 basic blocks. For the start of a basic block, also print the live
13867 Thu Sep 4 11:51:43 1997 Jim Wilson <wilson@cygnus.com>
13869 * toplev.c (main): Change #elif to #else/#ifdef
13871 * tlink.c: Include ctype.h.
13872 * ginclude/va-mips.h: Add _VA_MIPS_H_ENUM ifdef/define/endif.
13874 Thu Sep 4 11:17:16 1997 Mikeael Meissner (meissner@cygnus.com)
13876 * bitmap.c: Conditionally include stdlib.h.
13877 (free): Provide a declaration if NEED_DECLARATION_FREE.
13879 Thu Sep 4 09:58:53 1997 Joel Sherrill (joel@OARcorp.com)
13881 * i960/i960.h: Added default for SUBTARGET_SWITCHES macro.
13883 Thu Sep 4 09:53:20 1997 Jim Wilson (wilson@cygnus.com)
13885 * profile.c (output_arc_profiler): Verify next_insert_after is an
13886 INSN before and after skipping a stack pop.
13888 Thu Sep 4 07:39:19 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
13890 * final.c (shorten_branches): Don't count the lengths of deleted
13893 Thu Sep 4 09:43:01 1997 Jeffrey A Law (law@cygnus.com)
13895 * version.c: Bump for snapshot.
13897 Thu Sep 4 11:04:21 1997 Michael Meissner <meissner@cygnus.com>
13899 * bitmap.h (EXECUTE_IF_AND_IN_BITMAP): New macro, to iterate over
13900 two bitmaps ANDed together.
13901 (bitmap_print): Declare.
13903 * bitmap.c (function_obstack): Don't declare any more.
13904 (bitmap_obstack): Obstack for allocating links from.
13905 (bitmap_obstack_init): New static to say whether to initialize
13907 (bitmap_element_allocate): Use bitmap_obstack to allocate from.
13908 (bitmap_release_memory): Free all memory allocated from
13911 * basic-block.h (EXECUTE_IF_AND_IN_REG_SET): New macro, invoke
13912 EXECUTE_IF_AND_IN_BITMAP.
13914 Wed Sep 3 10:39:42 1997 Jim Wilson <wilson@cygnus.com>
13916 * alias.c (true_dependence): Address with AND can alias scalars.
13917 (anti_dependence, output_dependence): Likewise.
13919 * alias.c (true_dependence): Test x for BLKmode, in addition to mem.
13921 Wed Sep 3 09:28:50 CDT 1997 Joel Sherrill (joel@OARcorp.com)
13923 * i386/go32-rtems.h, i386/rtems.h, i960/rtems.h, m68k/rtems.h,
13924 mips/rtems64.h, pa/rtems.h, rs6000/rtems.h, sh/rtems.h,
13925 sparc/rtems.h (subtarget_switches): Removed SUBTARGET_SWITCHES
13926 definitions. Use -qrtems instead of -mrtems.
13928 Wed Sep 3 09:05:41 1997 Robert Lipe (robert@dgii.com)
13930 * xm-sco5.h (sys_siglist): Define.
13931 (SYS_SIGLIST_DECLARED): Likewise.
13933 Tue Sep 2 23:33:33 1997 Jeffrey A Law (law@cygnus.com)
13935 * expr.c (convert_move): Handle truncation from TQFmode to QFmode.
13937 Wed Sep 3 02:09:30 1997 Torbjorn Granlund <tege@pdc.kth..se>
13939 * except.c (eh_outer_context): Expand masking operation using
13942 Tue Sep 2 18:09:39 1997 Jim Wilson <wilson@cygnus.com>
13944 * alpha.md (floatdisf2-1): New pattern.
13946 Tue Sep 2 18:41:55 1997 Jeffrey A Law (law@cygnus.com)
13948 * xm-svr4.h (SYS_SIGLIST_DECLARED): Define.
13949 * xm-news.h (SYS_SIGLIST_DECLARED): Likewise.
13950 * xm-sysv4.h (SYS_SIGLIST_DECLARED): Likewise.
13951 * gcc.texi: Note that if you define sys_siglist that you should
13952 also define SYS_SIGLIST_DECLARED.
13954 * mn10200.h (INITIALIZE_TRAMPOLINE): PC relative instructions
13955 are relative to the next instruction, not the current instruction.
13957 Tue Sep 2 14:22:43 1997 Jim Wilson <wilson@cygnus.com>
13959 * local-alloc.c (contains_replace_regs): New function.
13960 (update_equiv_regs): When adding a REG_EQUIV note for a set of a MEM,
13961 verify that there is no existing REG_EQUIV note, and add a call to
13962 contains_place_regs.
13964 Tue Sep 2 12:48:11 1997 H.J. Lu (hjl@gnu.ai.mit.edu)
13966 * config/alpha/elf.h (CPP_PREDEFINES): Add -D__PIC__ -D__pic__.
13967 (STARTFILE_SPEC): Always use crtbegin.o%s
13968 (ENDFILE_SPEC): Always use crtend.o%s.
13970 Tue Sep 2 12:00:36 1997 Jim Wilson <wilson@cygnus.com>
13972 * alpha/alpha.h (PREFERRED_RELOAD_CLASS): Return NO_REGS if NO_REGS
13974 * emit-rtl.c (gen_lowpart_common): Add code to convert CONST_INT to
13975 SFmode for 64 bit hosts.
13977 Tue Sep 2 13:42:38 1997 Paul N. Hilfinger <hilfingr@CS.Berkeley.EDU>
13979 * fixincludes: Permits spaces between # and define. Discard C++
13980 comments in sys/pci.h on HP/UX 10.20.
13982 Mon Sep 1 22:13:18 1997 Jeffrey A Law (law@cygnus.com)
13984 * version.c: Bump for snapshot.
13986 * pa.c (restore_unscaled_index_insn_codes): New function.
13987 (record_unscaled_index_insn_codes): Likewise.
13988 (output_function_prologue): Call restore_unscaled_index_insn_codes.
13989 (output_function_epilogue): Free memory for unscaled_index_insn_codes.
13990 (pa_reorg): Call record_unscaled_index_insn_codes.
13992 * haifa-sched.c (move_insn): Handle notes correctly for insns
13993 with SCHED_GROUP_P set.
13995 Mon Sep 1 16:58:57 1997 H.J. Lu (hjl@gnu.ai.mit.edu)
13997 * alpha/xm-linux.h (USE_BFD): Undef before define.
13999 Mon Sep 1 16:25:34 1997 Jim Wilson <wilson@cygnus.com>
14001 * cse.c (cse_insn): Don't record BLKmode values.
14003 Mon Sep 1 11:25:47 1997 Stephen Williams (steve@icarus.icarus.com)
14005 * i960.h (LINK_SPEC): Handle "-mjX" and "-mrp" switches.
14007 Mon Sep 1 08:29:46 1997 Jeffrey A Law (law@cygnus.com)
14009 * cccp.c (sys_errlist): Remove special 4.4bsd declaration.
14010 * collect2.c (sys_errlist): Likewise.
14011 * cpplib.c (sys_errlist): Likewise.
14012 * gcc.c (sys_errlist): Likewise.
14013 * protoize (sys_errlist): Likewise.
14014 * configure.in: Check for strerror.
14015 * xm-freebsd.h (HAVE_STRERROR): Remove definition.
14016 * xm-gnu.h (HAVE_STRERROR): Likewise.
14017 * xm-linux.h (HAVE_STRERROR): Likewise.
14018 * xm-netbsd.h (HAVE_STRERROR): Likewise.
14019 * xm-bsd386.h (HAVE_STRERROR): Likewise.
14020 * xm-cygwin32.h (HAVE_STRERROR): Likewise.
14021 * xm-dos.h (HAVE_STRERROR): Likewise.
14022 * xm-mingw32.h (HAVE_STRERROR): Likewise.
14023 * xm-pa.h (HAVE_STRERROR): Likewise.
14024 * xm-papro.h (HAVE_STRERROR): Likewise.
14025 * xm-sysv4.h (HAVE_STRERROR): Likewise.
14026 * configure, config.in: Rebuilt.
14028 * Makefile.in: Add several missing "else true" clauses.
14030 * collect2.c: Change DONT_DECLARE_SYS_SIGLIST to SYS_SIGLIST_DECLARED.
14031 * mips-tfile.c: Likewise.
14032 * gcc.texi: DONT_DECLARE_SYS_SIGLIST: Remove docs.
14033 * xm-linux.h (DONT_DECLARE_SYS_SIGLIST): Delete definition.
14034 * xm-freebsd.h, xm-bsd386.h, xm-sysv4.h, xm-sol2.h: Likewise.
14035 * configure.in: Check for sys_siglist declaration.
14036 * configure, config.in: Rebuilt.
14038 Mon Sep 1 08:04:07 1997 Joel Sherrill (joel@OARcorp.com)
14040 * i386/go32-rtems.h, i386/rtems.h, i960/rtems.h,
14041 m68k/rtems.h, mips/rtems64.h, pa/rtems.h, rs6000/rtems.h,
14042 sparc/rtems.h (subtarget_switches): Added -mrtems as a switch.
14043 * i960/i960.h: Added SUBTARGET_SWITCHES macro.
14044 * rs6000/sysv4.h (extra_subtarget_switches): Added new
14045 macro EXTRA_SUBTARGET_SWITCHES.
14046 * configure.in (sh*-*-rtems*): New target.
14047 * sh/rtems.h: New file.
14048 * sh/sh.h: Added SUBTARGET_SWITCHES macro.
14049 * configure: Rebuilt.
14051 Sat Aug 30 22:54:26 1997 Jim Wilson <wilson@cygnus.com>
14053 * unroll.c (calculate_giv_inc): Handle increment with code PLUS.
14055 Sat Aug 30 10:49:46 1997 David Edelsohn <edelsohn@mhpcc.edu>
14057 * rs6000.md: Make DF fused-add operations pay attention to
14060 Fri Aug 29 19:19:54 1997 Jim Wilson <wilson@cygnus.com>
14062 * i386/xm-sysv4.h (DONT_DECLARE_SYS_SIGLIST): Define.
14064 Fri Aug 29 16:13:51 1997 Jeffrey A Law (law@cygnus.com)
14066 * pa.md (reload_peepholes): Make sure operand is a REG before
14067 examining REGNO. Allow general registers too.
14069 Fri Aug 29 11:42:04 1997 Jim Wilson <wilson@cygnus.com>
14071 * varasm.c (mark_constants): Don't look inside CONST_DOUBLEs.
14073 Fri Aug 29 09:33:20 1997 Philipp Thomas (kthomas@lxi165.gwdg.de)
14075 * dwarf2out.c (build_abbrev_table): Use xrealloc, not xmalloc
14076 to reallocate abbrev_die_table.
14078 Thu Aug 28 15:14:46 1997 Jim Wilson <wilson@cygnus.com>
14080 * m68k/m68k.md (iorsi_zexthi_ashl16): Disable.
14082 1997-08-27 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
14084 * Makefile.in (config.status): Depend on version.c
14086 * expr.h (insn_gen_function): Reenable prototype.
14088 * expr.c (move_by_pieces_1, clear_by_pieces_1): Fix prototype of
14091 Thu Aug 28 13:01:43 1997 Jim Wilson <wilson@cygnus.com>
14093 * i386.c (ix86_expand_epilogue): Emit blockage instruction when pic.
14095 Thu Aug 28 07:03:15 1997 Jeffrey A Law (law@cygnus.com)
14097 * version.c: Bump for latest snapshot.
14099 * bc-optab.c: Conditionally include stdlib.h.
14100 (free): Provide a declaration if NEED_DECLARATION_FREE.
14101 * tree.c (free): Provide a declaration if NEED_DECLARATION_FREE.
14102 * rtl.h (free): Remove declaration.
14103 * tree.h (free): Remvoe declaration.
14105 * configure: Rebuilt.
14107 Wed Aug 27 21:32:20 1997 Jeffrey A Law (law@cygnus.com)
14109 * flags.h (flag_move_all_movables): Declare.
14110 (flag_reduce_all_givs): Likewise.
14111 * loop.c (move_movables): Handle flag_move_all_movables.
14112 (strength_reduce): Handle flag_reduce_all_givs.
14113 * toplev.c (flag_move_all_movables): Define.
14114 (flag_reduce_all_givs): Likewise.
14115 (f_options): Add -fmove-all-movables and -freduce-all-givs.
14116 * invoke.texi: Document new options, including alias stuff that
14117 wasn't included last time.
14119 Wed Aug 27 18:08:51 1997 Bob Manson (manson@cygnus.com)
14121 * t-h8300: Use TARGET_LIBGCC2_CFLAGS instead of LIBGCC2_CFLAGS.
14122 * t-mn10200: Ditto.
14123 * t-vxsparc: Ditto.
14124 * t-vxworks68: Ditto.
14125 * t-vxworks960: Ditto.
14128 Wed Aug 27 16:35:29 1997 Richard Henderson <rth@cygnus.com>
14130 * alpha/xm-alpha.h (alloca): Define alloca to builtin_alloca for GNUC
14131 if not already defined, and USE_C_ALLOCA not defined.
14133 Wed Aug 27 16:08:43 1997 Jim Wilson <wilson@cygnus.com>
14135 * config.guess: Replace with script that uses ../config.guess.
14137 * config/alpha/elf.h (DEFAULT_VTABLE_THUNKS): New. Defined as 1
14138 if USE_GNULIBC_1 is not defined.
14140 Wed Aug 27 15:49:12 1997 Richard Henderson <rth@cygnus.com>
14142 * alpha/elf.h (LINK_SPEC): Conditionalize on USE_GNULIBC_1.
14143 * config.guess: Recognize alpha-linux-gnulibc1.
14144 * configure.in (alpha-*-linux-gnulibc1): New target.
14145 (alpha-*-linux-gnu*): Don't build crtbegin/end.
14147 Wed Aug 27 11:52:58 1997 Jim Wilson <wilson@cygnus.com>
14149 * m68k.md (iorsi3_internal): Readd ! TARGET_5200 check lost in
14152 Wed Aug 27 01:56:18 1997 Doug Evans <dje@seba.cygnus.com>
14154 * loop.c (combine_movables): Earlier insns don't match later ones.
14156 Wed Aug 27 01:24:25 1997 H.J. Lu (hjl@gnu.ai.mit.edu)
14158 * config/linux.h (CC1_SPEC): Define it only if not defined.
14160 * config/m68k/linux.h (CC1_SPEC): Undefine it before include
14163 * config/linux.h (DEFAULT_VTABLE_THUNKS): New. Defined as 1 if
14164 USE_GNULIBC_1 is not defined.
14166 * config/rs6000/linux.h (DEFAULT_VTABLE_THUNKS): New. Defined as 1.
14168 * config/sparc/linux.h (DEFAULT_VTABLE_THUNKS): New. Defined
14169 as 1 if USE_GNULIBC_1 is not defined.
14171 Wed Aug 27 00:49:14 1997 Jeffrey A Law (law@cygnus.com)
14173 * reorg.c (dbr_schedule): Allow current_function_return_rtx
14174 to be something other than a REG.
14175 * function.c (expand_function_end): Fix current_function_return_rtx
14176 if it was a pseudo.
14178 * t-freebsd (USER_H): Include EXTRA_HEADERS and LANG_EXTRA_HEADERS.
14179 * x-netbsd: Likewise
14180 * x-dgux (USER_H): Include EXTRA_HEADERS and LANG_EXTRA_HEADERS
14181 (INSTALL_HEADERS): Delete.
14182 * x-dguxbcs: Likewise.
14183 * x-hp3bsd44: Likewise
14186 Wed Aug 27 00:30:00 1997 Bernd Schmidt <crux@pool.informatik.rwth-aachen.de>
14188 * i386.md (pop): pop increments the stack pointer.
14189 (prologue_set_stack_ptr): New pattern.
14190 * i386.c (ix86_expand_prologue): Use prologue_set_stack_ptr
14193 Tue Aug 26 18:50:32 1997 Jim Wilson <wilson@cygnus.com>
14195 * reload.c (find_reloads, case '0'): Reject matching a non-offsettable
14196 address where an offsettable address is required.
14198 Tue Aug 26 17:54:56 1997 Michael P. Hayes (michaelh@ongaonga.chch.cri.nz>
14200 * loop.c (check_final_value): Don't miss a biv increment in a
14203 Tue Aug 26 12:03:49 1997 Jim Wilson (wilson@cygnus.com)
14205 * dwarfout.c (dwarfout_file_scope_decl, case TYPE_DECL): Check
14206 TYPE_DECL_IS_STUB instead of DECL_NAME.
14208 Mon Aug 25 23:27:10 1997 H.J. Lu (hjl@gnu.ai.mit.edu)
14210 * objc/Make-lang.in ($(OBJC_O)): Also depend on cc1obj.
14212 Mon Aug 25 23:27:10 1997 Jim Meyering <meyering@eng.ascend.com>
14214 * objc/Make-lang.in ($(OBJC_O)): Also depend on $(GCC_PASSES).
14216 Mon Aug 25 13:12:24 1997 Jeffrey A Law (law@cygnus.com)
14218 * haifa-sched.c (find_pre_sched_live): Remove #if 0 code.
14219 (find_post_sched_live): Likewise.
14221 * haifa-sched.c (schedule_block): Remove old code to get arguments
14222 from hard regs into pseudos early.
14224 Mon Aug 25 08:55:00 1997 Jeffrey A Law (law@cygnus.com)
14226 * version.c: Bump for new snapshot.
14228 * local-alloc.c (update_equiv_regs): All the target to reject
14229 promotion of some REG_EQUAL to REG_EQUIV notes.
14230 * pa.h (DONT_RECORD_EQUIVALENCE): Define.
14232 * pa.c (secondary_reload_class): (mem (mem ... )) does not need
14235 * pa.c (hppa_builtin_saveregs): Emit a blockage insn after the
14236 store of the argument registers.
14238 Mon Aug 25 08:39:02 1997 Craig Burley (burley@gnu.ai.mit.edu)
14240 * fold-const.c (multiple_of_p): New function.
14241 (fold): Turn some cases of *_DIV_EXPR into EXACT_DIV_EXPR.
14243 Mon Aug 25 01:47:41 1997 Jeffrey A Law (law@cygnus.com)
14245 * expr.h (insn_gen_function): Temporarily remove prototype.
14247 Sun Aug 24 17:22:21 1997 Jim Wilson <wilson@cygnus.com>
14249 * Makefile.in (install-info): Don't cd into srcdir. Add srcdir to
14250 filenames. Use sed to extract base filename for install.
14252 Sat Aug 23 18:19:40 1997 John F. Carr <jfc@mit.edu>
14254 * unroll.c (find_splittable_givs): Only share if two givs have the
14255 same add and multiply values.
14257 Sat Aug 23 14:36:27 1997 Jim Wilson <wilson@cygnus.com>
14259 * m68k/next.h (GO_IF_INDEXABLE_BASE): Fix typo in undef.
14260 * m68k/m68kemb.h (LIB_SPEC): Add missing comment end before it.
14262 Sat Aug 23 00:18:22 1997 Jeffrey A Law (law@cygnus.com)
14264 * pa.c (pa_reorg): Always put begin_brtab and end_brtab insns
14265 around branch tables.
14266 * pa.md (begin_brtab, end_brtab): Only emit the .begin_brtab
14267 and .end_brtab directives if TARGET_GAS.
14269 Fri Aug 22 14:05:55 1997 Jim Wilson <wilson@cygnus.com>
14271 * alias.c (true_dependence): Pass x_addr not x to varies.
14273 * acconfig.h (NEED_DECLARATION_CALLOC): Add.
14274 * configure.in: Add GCC_NEED_DECLARATION call for calloc.
14275 * rs6000/xm-rs6000.h (malloc, realloc, calloc, free): Delete
14277 * config.in, configure: Regenerate.
14279 Thu Aug 21 23:52:16 1997 John F. Carr <jfc@mit.edu>
14281 * alias.c (find_base_value): Improve handling of PLUS, MINUS, and
14283 (record_set): Handle LO_SUM like PLUS.
14284 (init_alias_analysis): When following chains of base addresses,
14285 do not stop on reaching a hard register.
14287 Thu Aug 21 20:17:37 1997 Jeffrey A Law (law@cygnus.com)
14289 * version.c: Bump for new snapshot.
14291 Thu Aug 21 17:28:00 1997 Jim Wilson <wilson@cygnus.com>
14293 * alpha.h (ARCH_ASM_FILE_START): Define.
14294 (ASM_FILE_START): Use ARCH_ASM_FILE_START.
14295 * osf12.h, osf2or3.h (ARCH_ASM_FILE_START): Redefine to null string.
14297 Thu Aug 21 10:22:19 1997 Jeffrey A Law (law@cygnus.com)
14299 * Makefile.in (install-common): Put gcov comment at start of line.
14301 Wed Aug 20 22:47:33 1997 Jeffrey A Law (law@cygnus.com)
14303 * alias.c (init_alias_analysis): When simplifying the reg_base_value
14304 array, simplify entries for hard registers too.
14306 Wed Aug 20 12:35:47 1997 Dave Love <d.love@dl.ac.uk>
14308 * dwarf2.h (enum dwarf_call_frame_info): Remove trailing comma from
14311 Wed Aug 20 11:58:33 1997 Jim Wilson <wilson@cygnus.com>
14313 * stmt.c (start_cleanup_deferal, end_cleanup_deferal): Test
14314 block_stack before dereferencing it.
14316 Wed Aug 20 11:57:11 1997 Michael Meissner <meissner@cygnus.com>
14318 * rs6000.h (ISSUE_RATE): Define instead of MACHINE_issue_rate.
14320 Tue Aug 19 17:10:56 1997 Jason Merrill <jason@yorick.cygnus.com>
14322 * cplus-dem.c: Add 'extern' to prepends_underscore.
14324 Tue Aug 19 09:34:57 1997 Jeffrey A Law (law@cygnus.com)
14326 * haifa-sched.c (ISSUE_RATE): Renamed from MACHINE_issue_rate.
14327 (get_issue_rate): Delete.
14328 * pa.h (ISSUE_RATE): Define.
14330 * configure.in: Turn on haifa by default for the PA.
14331 * configure: Rebuilt.
14332 * pa.c (override_options): Accept -mschedule=7200 option.
14333 (pa_adjust_cost): No longer need to scale costs for newer
14335 * pa.h (enum processor_type): Add PROCESSOR_7200.
14336 * pa.md: Revamp scheduling parameters to work better with
14337 haifa. Add scheduling parameters for the 7200.
14339 * haifa-sched.c (move_insn): Reemit notes for SCHED_GROUP_P
14341 (schedule_block): When adjusting basic_block_{head,end}, account
14342 for movement of SCHED_GROUP_P insns too.
14344 * haifa-sched.c (debug_dependencies): Fix thinko.
14346 * Makefile.in (EXPECT, RUNTEST, RUNTESTFLAGS): Define.
14347 (site.exp, check, check-g++, check-gcc): New targets.
14349 * haifa-sched.c: Make lots of variables static.
14351 Tue Aug 19 07:18:34 1997 H.J. Lu (hjl@gnu.ai.mit.edu)
14353 * expr.h, real.h: Finish prototyping.
14355 Mon Aug 18 21:49:02 1997 Jim Wilson <wilson@cygnus.com>
14357 * reload.c (find_reloads): Add code to convert RELOAD_FOR_OPADDR_ADDR
14358 reloads to RELOAD_FOR_OPERAND_ADDRESS reloads.
14359 * reload1.c: Undo bugfix from Aug 11.
14361 Mon Aug 18 17:39:02 1997 Mike Meissner <meissner@cygnus.com>
14363 * configure.in ({powerpc,rs6000}*-*-*, --with-cpu): Remove single
14364 quotes around the name.
14365 * configure: Regenerate.
14367 Mon Aug 18 13:46:47 1997 Jim Wilson <wilson@cygnus.com>
14369 * Makefile.in (stmp-multilib-sub): Fix typo in last change.
14371 Thu Aug 7 10:33:13 1997 Manfred Hollstein <manfred@s-direktnet.de>
14373 * Makefile.in (sub-makes): Pass the current value of LANGUAGES down
14374 to sub-makes to avoid building more passes than the user might have
14375 requested on the command line.
14377 Sun Aug 17 15:42:17 1997 Dave Love (d.love@dl.ac.uk)
14379 * configure.in: Expurgate `broken_install' (install is
14382 * configure.lang: Substitute autoconfed ${INSTALL} (not currently
14385 Sat Aug 16 01:08:12 1997 Jeffrey A Law (law@cygnus.com)
14387 * loop.c (is_power_of_2, is_conditional_branch): Delete unused
14388 functions and declarations.
14389 (analyze_loop_iterations): Use condjump_p.
14390 (insert_bct): Likewise. Use exact_log2.
14392 Fri Aug 15 23:48:32 1997 Jeffrey A Law (law@cygnus.com)
14394 * haifa-sched.c (find_post_sched_live): Call FREE_REG_SET as needed.
14395 (schedule_region): Likewise.
14396 (schedule_insns): Likewise.
14398 * PROJECTS: Update with Haifa stuff.
14400 Fri Aug 15 12:49:56 1997 Jeffrey A Law (law@cygnus.com)
14402 * version.c: Change the version string to look like:
14403 egcs-2.90.00 970814 (gcc2-970802 experimental).
14405 * loop.c (is_conditional_branch): Make definition match declaration.
14407 * gcc.c: Take out experimental snapshot warning message.
14409 Fri Aug 15 13:43:39 1997 Michael Meissner <meissner@cygnus.com>
14411 * haifa-sched.c (debug_dependencies): Use GET_NOTE_INSN_NAME to
14412 print out the names of the notes. Print out the name of the insn
14413 that is not a note, and not an {,CALL_,JUMP_}INSN.
14415 Wed Aug 13 17:32:38 1997 Jason Merrill <jason@yorick.cygnus.com>
14417 * expr.c (expand_expr, case TARGET_EXPR): Call mark_addressable
14418 again for the slot after we give it RTL.
14420 Wed Aug 13 01:03:37 1997 Doug Evans <dje@canuck.cygnus.com>
14422 * configure.in (haifa configury): Fix typo.
14423 * configure: Regenerate.
14425 Tue Aug 12 10:20:36 1997 Jeffrey A Law (law@cygnus.com)
14427 * version.c: Bump version to "gcc-3.0.0 970802 experimental".
14429 * gcc.info*: Rebuilt.
14431 * COPYING.g77, README.g77: New files.
14432 * real.c (ereal_unto_float, ereal_unto_double): New functions.
14433 * real.h (ereal_unto_float, ereal_unto_double): Declare them.
14434 (REAL_VALUE_UNTO_TARGET_DOUBLE, REAL_VALUE_UNTO_TARGET_SINGLE): Define.
14436 Mon Aug 11 14:50:55 1997 Jeffrey A Law (law@cygnus.com)
14438 * Integrate Haifa instruction scheduler.
14439 * Makefile.in (ALL_CFLAGS): Add SCHED_CFLAGS. Prefix all references
14440 to sched with $(SCHED_CFLAGS.
14441 * configure.in: Handle --enable-haifa.
14442 * configure: Rebuilt.
14443 * flags.h: Add new flags for haifa instruction scheduler.
14444 * genattrtab.c (expand_units): For haifa, don't subtract one
14445 when computing blockage.
14446 * toplev.h (flag_schedule_interblock): Haifa scheduler flag.
14447 (flag_schedule_speculative): Ditto.
14448 (flag_schedule_speculative_load): Ditto.
14449 (flag_schedule_speculative_load_dangerous): Ditto.
14450 (flag_schedule_reverse_before_reload): Ditto.
14451 (flag_schedule_reverse_after_reload): Ditto.
14452 (flag_branch_on_count_reg): Ditto.
14453 (f_options): Add Haifa switches.
14454 (main): Turn off some Haifa options if appropriate macro is
14455 defined. Process Haifa switches.
14456 * unroll.c (iteration_info): No longer static, since Haifa
14458 (unroll_loop): Inform HAIFA scheduler about loop unrolling factor.
14459 * unroll.c (unroll_loop): Set loop_unroll_iter, loop_start_value.
14460 * loop.h (loop_unroll_factor, loop_number): Add HAIFA decls.
14461 * loop.h (loop_initial_value,loop_unroll_iter): New globals.
14462 * loop.c (loop_optimize): If HAIFA is defined, allocate additional
14463 storage for the Haifa scheduler.
14464 (mark_loop_jump): If HAIFA defined, set LABEL_OUTSIDE_LOOP_P and
14466 (strength_reduce): If HAIFA and HAVE_decrement_and_branch_on_count
14467 are defined, call analyze_loop_iterations and insert_bct to use
14469 (record_giv): Refine test for jumps out of loops if HAIFA is
14471 (analyze_loop_iterations): New function to identify if we can use
14473 (insert_bct): Insert countdown loop.
14474 (instrument_loop_bct): Low level code to insert countdown loop.
14475 (loop_number): Calculate UID of loop.
14476 (indirect_jump_in_function_p): Return true if an indirect jump is
14478 (is_power_of_2): Return true if value is a power of 2.
14479 (is_conditional_branch): Return true if insn is a conditional
14481 (fix_bct_param): Process -fbct-{min,max}-N switches.
14482 (check_bct_param): Return true if loop should be instrumented.
14483 * loop.c (loop_initial_value,loop_unroll_iter): New globals.
14484 (loop_optimize): Initialize.
14485 (get_condition_for_loop): Ditto.
14486 * loop.c (strength_reduce): Inside of code that uses #ifdef
14487 HAVE_decrement_and_branch_on_count code, test it to make sure the
14489 (instrument_loop_bct): Ditto.
14490 * haifa-sched.c: New file.
14493 * Integrate regmove pass.
14494 * Makefile.in (OBJS): Add regmove.o
14495 (regmove.o): Add dependencies.
14496 * flow.c (find_use_as_address): No longer static.
14497 * rtl.h (find_use_as_address): Declare.
14498 * toplev.c (regmove_dump, flag_regmove): Define.
14499 (f_options): Add -fregmove.
14500 (regmove_dump_file, regmove_time): Define.
14501 (fatal_insn): Close the regmove dump file.
14502 (compile_file): Initialize regmove_time; open/close the regmove dump
14503 file as needed. Print regmove time as needed.
14504 (rest_of_compilation): Run regmove pass if requested, dump
14505 RTL after regmove if requested.
14506 (main): If -O2 or more, turn on regmove. Handle dump switches.
14507 * regmove.c: New file.
14509 Mon Aug 11 14:15:02 1997 Jeffrey A Law (law@cygnus.com)
14511 * Integrate tlink patch from jason@cygnus.com
14512 * gcc.c (SWITCH_TAKES_ARG): Add 'V', 'B' and 'b'.
14513 (process_command): Increment n_switches for them. Don't discard
14514 their args. Validate them.
14515 (main): Escape " marks when creating COLLECT_GCC_OPTIONS.
14517 (process_command): Set include_prefixes from COMPILER_PATH.
14518 (main): Set COLLECT_GCC_OPTIONS sooner.
14519 * confiugre.in: Link ../ld/ld.new to collect-ld rather than real-ld.
14520 * tlink.c, hash.c, hash.h: New files.
14521 * Makefile.in (USE_COLLECT2): Always use collect2.
14522 (collect2): Depend on and link in hash.o and tlink.o.
14523 (tlink.o, hash.o): Add dependencies.
14525 Mon Aug 11 10:04:49 1997 Jeffrey A Law (law@cygnus.com)
14527 * Integrate alias analysis changes from jfc@mit.edu
14528 * Makefile.in (OBJS): Add alias.o
14529 (alias.o): Add dependencies.
14530 * alias.c: New file.
14531 * sched.c: Remove alias analysis code. It lives in alias.c now.
14532 (sched_analyze_2): Add new arguments to true_dependence.
14533 (schedule_insns): Always call init_alias_analysis.
14534 * calls.c (expand_call): Note calls to malloc, calloc, and realloc;
14535 mark return value from such functions as a pointer and keep track of
14536 them for alias analysis. If a return value from a function is a
14537 pointer, mark it as such.
14538 * combine.c (distribute_notes): Handle REG_NOALIAS.
14539 * cse.c (struct write_data): Delete. No longer needed.
14540 (invalidate): Don't call set_nonvarying_address_components anymore.
14541 Use true_dependence to decide if an entry should be removed from
14543 (invalidate_memory): Remove WRITES argument, simplify appropriately.
14545 (note_mem_written): Similarly for WRITE_PTR argument.
14546 (invalidate_from_clobbers): Similarly for W argument.
14547 (invalidate_for_call): Remove memory elements from the hash table.
14548 (refers_to_mem_p, cse_rtx_addr_varies_p): Deleted.
14549 (cse_rtx_varies_p): New function. Derived from old
14550 cse_rtx_addr_varies_p.
14551 (cse_insn): Remove WRITES_MEMORY and INIT variables and all references.
14552 Don't call note_mem_written anymore. Stack pushes invalidate the stack
14553 pointer if PUSH_ROUNDING is defined. No longer need to call
14554 cse_rtx_addr_varies_p to decide if a MEM should be invalidated.
14555 (skipped_writes_memory): Remove variable.
14556 (invalidate_skipped_set): Simplify and wewrite to use invalidate_memory.
14557 (invalidate_skipped_block): Simplify for new alias analysis code.
14558 (cse_set_around_loop): Likewise.
14559 (cse_main): Call init_alias_analysis.
14560 * flags.h (flag_alias_check, flag_argument_noalias): Declare.
14561 * toplev.c (flag_alias_check, flag_argument_noalias): Define.
14562 (f_options): Add new alias checking arguments.
14563 (main): Set flag_alias_check when optimizing.
14564 * local_alloc (validate_equiv_mem_from_store): Add new arguments
14565 to true_dependence.
14566 (memref_referenced_p): Likewise.
14567 * loop.c (NUM_STORES): Increase to 30.
14568 (prescan_loop): Only non-constant calls set unknown_address_altered.
14569 (invariant_p): Add new arguments to true_dependence.
14570 (record_giv): Initialize unrolled and shared fields.
14571 (emit_iv_add_mult): Call record_base_value as needed.
14572 * loop.h (struct induction): Add unrolled and shared fields.
14573 * unroll.c (unroll_loop): Call record_base_value as needed.
14574 (copy_loop_body): Likewise.
14575 (final_biv_value): Likewise.
14576 (final_giv_value): Likewise.
14577 (find_splittable_regs): Likewise. Only create one new pseudo
14578 if we have multiple address GIVs that were combined with the same
14579 dst_reg GIV. Note when a new register is created due to unrolling.
14580 * rtl.c (reg_note_name): Add REG_NOALIAS.
14581 * rtl.h (enum reg_note): Similarly.
14582 (rtx_varies_p, may_trap_p, side_effects_p): Declare.
14583 (volatile_refs_p, volatile_insn_p, remove_note): Likewise.
14584 (note_stores, refers_to_regno_p, reg_overlap_mentioned_p): Likewise.
14585 (true_dependence, read_dependence, anti_dependence): Likewise.
14586 (output_dependence, init_alias_analysis, end_alias_analysis): Likewise.
14587 (mark_user_reg, mark_reg_pointer): Likewise.
14590 * Integrate reload bugfix from Wilon which enables the PA port
14591 to bootstrap again.
14592 * reload1.c (reload): Sum needs for both OPADDR_ADDR and
14593 OPERAND_ADDRESS when computing how many registers an insn needs.
14594 (reload_reg_free_p): OPADDR_ADDR and OPERAND_ADDRESS reloads do
14596 (reload_reg_free_before_p): Treat OPERAND_ADDRESS reloads just like
14597 OPADDR_ADDR reload.
14598 (reload_reg_reaches_end_p): For RELOAD_FOR_OPADDR_ADDR insns, registers
14599 in reload_reg_use_in_op_addr do not reach the end.
14600 do not reach the end.
14601 (reloads_conflict): RELOAD_FOR_OPADDR_ADDR conflicts with
14602 RELOAD_FOR_OPERAND_ADDRESS.
14604 Sun Aug 10 12:00:20 1997 Jeffrey A Law (law@cygnus.com)
14606 * egcs project officially starts.
14609 add-log-time-format: current-time-string