1 Mon Jun 8 02:09:47 PDT 1998 Jeff Law (law@cygnus.com)
3 * version.c: Bump for snapshot.
5 Mon Jun 8 02:55:56 1998 Graham <grahams@rcp.co.uk>
7 * tree.c (tree_class_check): Add braces to eliminate ambigious
9 (tree_check): Likewise.
11 Mon Jun 8 02:49:23 1998 H.J. Lu (hjl@gnu.org)
13 * reg-stack.c (subst_stack_regs_pat): Make sure the top of
14 stack is the destination for conditional move insn.
16 Mon Jun 8 01:21:13 1998 Jason Merrill <jason@yorick.cygnus.com>
18 * tree.h (TREE_VEC_END): Cast unused value to void.
20 * i386.c (print_operand): Use %lx for long operand.
22 Mon Jun 8 00:04:07 1998 Richard Henderson <rth@cygnus.com>
24 * alpha.c (summarize_insn): Ignore rtl slot format 'i'.
26 Sun Jun 7 14:15:45 1998 John Carr <jfc@mit.edu>
28 * sol2.h (INIT_SUBTARGET_OPTABS): Use Solaris libc float/long long
31 Sun Jun 7 14:02:58 1998 Richard Henderson <rth@cygnus.com>
33 * toplev.c (flag_exceptions): Default to 0.
34 (compile_file): Remove flag_exceptions == 2 hack.
35 (main): Call lang_init_options.
37 * c-lang.c: Implement it.
38 * objc/objc-act.c: Likewise.
40 Sun Jun 7 12:27:30 1998 David Edelsohn <edelsohn@mhpcc.edu>
42 * rs6000.md (restore_stack_block): Generate MEM and specify mode.
43 * rs6000.h (STACK_SAVEAREA_MODE): SAVE_FUNCTION is VOIDmode.
44 * rs6000.c (rs6000_output_load_toc_table): Use fputs.
45 (output_function_profiler): Use asm_fprintf and fputs.
47 Sat Jun 6 12:17:12 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
49 * gencheck.c: Remove redundant stdio.h include. Add a definition
50 of xmalloc for when we are forced to link with alloca.o.
52 * reload1.c (reload_reg_free_for_value_p): Use `(unsigned)1'
55 * fold-const.c (constant_boolean_node): Make definition static to
58 Fri Jun 5 15:53:17 1998 Per Bothner <bothner@cygnus.com>
60 * gcc.c (lang_specific_pre_link): New LANG_SPECIFIC_DRIVER function.
61 (lang_specific_extra_outfiles): New LANG_SPECIFIC_DRIVER variable.
62 (do_spec, input_filename, input_filename_length): Make public.
63 (main): Adjust outfiles allocation by lang_specific_extra_outfiles.
64 Call lang_specific_pre_link befor elinking.
66 Fri Jun 5 12:29:28 1998 Jeffrey A Law (law@cygnus.com)
68 * haifa-sched.c (rank_for_schedule): For "equally good insns", prefer
69 the insn which has the most insns dependent on it.
71 Fri Jun 5 09:03:22 1998 John Carr <jfc@mit.edu>
73 * alias.c (find_base_value): Avoid reading past end of reg_base_value.
75 Fri Jun 5 03:05:34 1998 Richard Henderson <rth@cygnus.com>
77 * alpha.md (insxh-1): New insxl pattern for combine.
79 Fri Jun 5 01:12:15 1998 H.J. Lu (hjl@gnu.org)
81 * i386/i386.c (output_fp_conditional_move): New function
82 to output floating point conditional move.
83 (output_int_conditional_move): New function to output integer
86 * i386/i386.md (movsicci+5, movhicc+5, movdicc+5): Call
87 output_int_conditional_move () to output int conditional move.
88 (movsfcc+5, movdfcc+5, movxfcc+5): Call
89 output_fp_conditional_move () to output floating point
92 * i386/i386.c (put_condition_code): In INT mode, check
93 cc_prev_status.flags & CC_NO_OVERFLOW for GE and LT.
95 Thu Jun 4 16:09:51 1998 Dave Brolley <brolley@cygnus.com>
97 * dbxout.c (dbxout_type): Output arrays of bits as if
98 they were bitstrings for Chill
100 Thu Jun 4 14:35:27 1998 David Edelsohn <edelsohn@mhpcc.edu>
102 * tree.c (get_inner_array_type): New function.
103 * tree.h (get_inner_array_type): Prototype.
104 * expr.h (STACK_SAVEAREA_MODE): New macro.
105 * expr.c (expand_builtin_setjmp): Initialize sa_mode using
107 (expand_builtin_longjmp): Likewise.
108 * explow.c (emit_stack_save): Likewise.
109 (allocate_dynamic_stack_space): Use Pmode not insn_operand_mode.
111 * rs6000/aix41.h (ASM_CPU_SPEC): Define relative to ASM_DEFAULT_SPEC.
112 (CPP_CPU_SPEC): Define relative to CPU_DEFAULT_SPEC.
113 * rs6000/aix43.h: New file.
114 * rs6000/t-aix43: New file.
115 * rs6000/x-aix41: New file.
116 * rs6000/x-aix43: New file.
117 * configure.in (rs6000-ibm-aix*): Use them.
118 * rs6000/powerpc.h: Delete.
119 * rs6000/sysv4.h: Move necessary powerpc.h definitions to here.
120 * rs6000/netware.h: and here.
121 * rs6000/win-nt.h: and here.
123 * rs6000/rs6000.c (processor_target_table, 620): Do not affect
125 (rs6000_override_options): Ignore flag_pic for AIX.
126 (rs6000_immed_double_const): Delete.
127 (u_short_cint_operand): Don't assume 32-bit CONST_INT.
128 (reg_or_u_short_operand): Don't assume 32-bit CONST_INT.
129 (num_insns_constant): mask64_operand() is 2 insns.
130 (logical_operand): Don't assume 32-bit CONST_INT.
131 (non_logical_cint_operand): Don't assume 32-bit CONST_INT.
132 (easy_fp_constant): Any CONST_DOUBLE_HIGH is okay for 64-bit.
133 (mask_constant): HOST_WIDE_INT parameter.
134 (non_and_cint_operand): Delete.
135 (mask64_operand): New function.
136 (and64_operand): New function.
137 (function_arg_advance): DImode arguments do not need special
138 alignment when 64-bit.
139 (function_arg): Likewise.
140 (setup_incoming_varargs): Reverse reg_size assignment.
141 (print_operand): HOST_WIDE_INT second parameter.
142 (print_operand, 'B'): New case.
143 (print_operand, 'M'): Fix typo in lossage string.
144 (print_operandm 'S'): New case.
145 (rs6000_stack_info): Reverse reg_size assignment. Use total_raw_size
146 to compute AIX push_p. Use reg_size to compute {cr,lr}_save_offset.
147 (rs6000_output_load_toc_table): Reverse init_ptr assignment. Use
148 TARGET_64BIT not TARGET_POWERPC64. Convert fprintf to fputs.
149 Load GOT highpart, don't add it. Add lowpart with {cal|la}.
150 (rs6000_allocate_stack_space): Use {cal|la}.
151 (output_epilog): Use {cal|la}
152 (output_function_profiler): Add call glue to mcount call.
153 Load GOT highpart, don't add it. Add lowpart with {cal|la}.
155 * rs6000/rs6000.h (TARGET_SWITCHES): Add powerpc64.
156 (STACK_BOUNDARY): Depend on TARGET_32BIT.
157 (ADJUST_FIELD_ALIGN): Calculate array alignment using innermost type.
158 (CONST_OK_FOR_LETTER_P): Don't assume 32-bit CONST_INT.
159 (EXTRA_CONSTRAINTS): Remove NT 'S' and 'T'. Replace 'S' with
161 (RS6000_SAVE_TOC): Depend on TARGET_32BIT.
162 (STACK_SAVEAREA_MODE): New macro.
163 (LEGITIMATE_CONSTANT_P): DImode okay for 64bit.
164 (LEGITIMIZE_RELOAD_ADDRESS): New macro.
165 (RTX_COSTS, AND/IOR/XOR): Reflect current machine description.
166 (ASM_FILE_START): Emit 64-bit ABI directive.
167 (ASM_DECLARE_FUNCTION_NAME): Align CSECT on doubleword in 64-bit mode.
168 (ASM_OUTPUT_SPECIAL_POOL_ENTRY): DImode okay for 64-bit.
169 (PREDICATE_CODES): Add "and64_operand" and "mask64_operand".
170 Delete "non_and_cint_operand". "input_operand" includes CONST_DOUBLE.
172 * rs6000/rs6000.md (iorsi3, xorsi3): Use HOST_WIDE_INT for mask.
173 Restore define_splits.
174 (floatsidf2, floatunssidf2): Remove !TARGET_POWERPC64 final constraint.
175 (floatsidf2_internal, floatunssidf2_internal2): Likewise.
176 Do not specify base register operand mode.
177 (floatsidf2_loadaddr): Do not specify base register operand mode.
178 (floatsidf2_store1, floatsidf2_store2): Operand 1 must be base
179 register; do not specify mode. Remove !TARGET_POWERPC64 final
181 (floatsidf2_load): Do not specify base register operand mode. Remove
182 !TARGET_POWERPC64 final constraint.
183 (fix_truncdfsi2_internal, fix_truncdfsi2_{store,load}): Do not specify
184 base register operand mode.
185 (adddi3): Split large constants early.
186 (absdi3): Shift by 63, not 31.
187 (*mulsidi3_ppc64): New pattern.
188 (rotldi3): Add masking combiner patterns.
189 (anddi3): Add rldic{r,l} masking. Remove split of large constants
190 because PPC insns zero-extend.
191 (iordi3, xordi3): Split large constants early.
192 (movsi matcher): Remove S and T constraints.
193 (movsf const_double): create SImode constant from TARGET_DOUBLE.
194 (movdf_hardfloat32): Add default abort() case.
195 (movdf easy_fp_const): create DImode constant from TARGET_DOUBLE.
196 (movdi): Remove 64-bit constant generator. Try to convert
197 CONST_DOUBLE to CONST_INT. Handle TOC memory constants.
198 (movdi_32): Add default abort() case.
199 (movdi_64): Add numerous ways to split 64-bit constants.
200 Make catch-all define_split more optimal and never FAIL.
201 (movti_ppc64): Add default abort() case.
202 (allocate_stack): Remove operand modes. Use Pmode.
203 (restore_stack_block): Remove operand modes. Generate Pmode
205 (save_stack_nonlocal, restore_stack_nonlocal): Generate Pmode
206 temporary. Save area is double Pmode.
207 (call_indirect_aix64, call_value_indirect_aix64): New patterns.
208 (call, call_value): Do not specify address operand mode. Choose
210 (*call_local64, *ret_call_local64): New patterns.
211 (*call_nonlocal_aix64, *ret_call_nonlocal_aix64): New patterns.
212 (*ret_call_nonlocal_aix32): Use call_value_indirect for REG.
213 (compare): Materialize DImode truthvalues.
215 Thu Jun 4 01:26:57 1998 Craig Burley <burley@gnu.org>
217 * expr.c (safe_from_p): Avoid combinatorial explosion
218 over duplicate SAVE_EXPRs by ensuring we never recurse
219 on one that has already been visited.
221 Thu Jun 4 00:54:21 1998 Graham <grahams@rcp.co.uk>
223 * loop.c (check_dbra_loop): Initialise final_value before
224 normalizing the loop.
226 Wed Jun 3 20:00:04 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
228 * reload1.c (reload_reg_free_for_value_p): New arguments out and
229 reloadnum. Changed all callers.
231 1998-06-03 Ulrich Drepper <drepper@cygnus.com>
233 * system.h: Add _() and N_() macros in preparation for gettext.
235 Wed Jun 3 11:02:24 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
237 * c-common.c (check_format_info): Put back check for C9x `hh'
238 length modifier. Warn about %n format writing into const. Remove
240 (format_char_info): Fix comments.
242 * configure.in: Set float_format to m68k for all m68k targets that
243 do not override LONG_DOUBLE_TYPE_SIZE.
244 * config/float-m68k.h: New file.
246 Tue Jun 2 23:14:01 1998 Richard Henderson <rth@cygnus.com>
248 * jump.c (jump_optimize): Remove debug messages accidentally left in
249 with the previous change.
251 Tue Jun 2 22:46:08 1998 Richard Henderson <rth@cygnus.com>
253 * expr.c (store_expr): Revert stray patch associated with
256 Tue Jun 2 21:59:01 1998 Richard Henderson <rth@cygnus.com>
258 * jump.c (rtx_unsafe_p): New function.
259 (jump_optimize): Use it on if/then/else transformations and
260 conditional move transformations.
262 Tue Jun 2 22:50:10 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
264 * fold-const.c (fold, case EQ_EXPR): When folding VAR++ == CONST
265 or VAR-- == CONST construct a proper mask if VAR is a bitfield.
266 Cope with CONST being out of range for the bitfield.
268 Tue Jun 2 22:28:31 1998 Bernd Schmidt <crux@ohara.Informatik.RWTH-Aachen.DE>
270 * expr.c (emit_move_insn_1): When moving complex values in several
271 steps, emit a CLOBBER to show the destination dies.
273 Tue Jun 2 22:17:26 1998 Jeffrey A Law (law@cygnus.com)
275 * Makefile.in (site.exp): Use the object testsuite directory as
276 the temporary directory.
278 * expr.c (expand_expr, case ADDR_EXPR): Handle taking the
279 address of an ADDRESSOF rtx.
281 1998-06-02 Mike Stump <mrs@wrs.com>
283 * expr.c (expand_builtin_setjmp): Handle BUILTIN_SETJMP_FRAME_VALUE.
284 * i960.h (SETUP_FRAME_ADDRESSES, BUILTIN_SETJMP_FRAME_VALUE): Define.
285 * i960.md (ret, flush_register_windows): Define.
286 (nonlocal_goto): Likewise. Nested function nonlocal gotos don't
288 * tm.texi (BUILTIN_SETJMP_FRAME_VALUE): Document new macro.
290 Tue Jun 2 14:02:38 1998 Richard Henderson <rth@cygnus.com>
292 * alpha.md (divsi3, udivsi3, modsi3, umodsi3): Enable, and work
293 around an OSF/1 library bug wrt sign-extension of inputs.
295 Tue Jun 2 13:02:44 1998 Richard Henderson <rth@cygnus.com>
297 * vax/netbsd.h (DWARF2_UNWIND_INFO): Must be undef, not defined 0.
299 Mon Jun 1 03:44:03 1998 Catherine Moore <clm@cygnus.com>
301 * config/sh/sh.h (MAX_OFILE_ALIGNMENT): Define.
303 * varasm.c (assemble_variable): Augment alignment warning.
305 Mon Jun 1 12:14:28 1998 Michael Meissner <meissner@cygnus.com>
307 * config/fp-bit.c (_fp{add,div}_parts): Return correct IEEE result
308 in the presence of IEEE negative 0's.
310 Sun May 31 16:11:41 1998 John Wehle (john@feith.com)
312 * reload.c (find_reloads): Record the existing mode if
313 operand_mode == VOIDmode before replacing a register with
315 * i386.md (tstsi, tsthi, tstqi, tstsf, tstdf, tstxf): Set
316 i386_compare_op1 to const0_rtx for the benefit of the
317 conditional move patterns.
318 (movsicc, movhicc, movsfcc, movdfcc, movxfcc, movdicc): Rewrite
319 based on suggestions from Jim Wilson.
321 Sun May 31 00:44:02 PDT 1998 Jeff Law (law@cygnus.com)
323 * version.c: Bump for snapshot.
325 Sun May 31 00:34:17 1998 Bruce Korb <korbb@datadesign.com>
327 * Makefile.in (fixinc.sh): Update rules again.
329 Sun May 31 00:27:47 1998 Jeffrey A Law (law@cygnus.com)
331 * extend.texi: Bring back reference to trampoline paper.
333 Sun May 31 00:22:34 1998 Ulrich Drepper <drepper@cygnus.com>
335 * Makefile.in (USER_H): Add stdbool.h.
336 * ginclude/stdbool.h: New file.
338 Fri May 29 01:48:25 1998 Jeffrey A Law (law@cygnus.com)
340 * jump.c (thread_jumps): Do not look at the NOTE_LINE_NUMBER
343 * gcse.c (pre_delete): Fix code to determine the mode of
344 the reaching pseudo register.
346 Fri May 29 01:07:28 1998 Bernd Schmidt <crux@Pool.Informatik.RWTH-Aachen.DE>
348 * Makefile.in (GEN): Add gencheck
349 (STAGESTUFF): Add tree-check.h and gencheck.
351 Fri May 29 00:57:37 1998 Bruce Korb <korbb@datadesign.com>
353 * Makefile.in (cstamp-h.in): Remove before trying to recreate.
354 (fixinc.sh): Set some additional environment variables before
357 Thu May 28 12:57:05 1998 Jeffrey A Law (law@cygnus.com)
359 * reload.c (find_reloads): Do not force a reloads of match_operators.
361 Thu May 28 10:22:22 EDT 1998 Andrew MacLeod <amacleod@cygnus.com>
363 * except.h (remove_handler): Add new prototype.
364 * except.c (remove_handler): New function to remove handlers
365 from an exception region.
366 * flow.c (find_basic_blocks_1): Remove handlers from regions when
367 handler label is deleted; remove exception regions with no handlers.
369 Thu May 28 09:36:39 1998 Michael Meissner <meissner@cygnus.com>
371 * except.h (rtx): Define rtx type correctly if needed.
372 * function.h (rtx): Ditto.
373 (tree): Define tree type correctly if needed.
375 * c-pragma.c (toplevel): Include rtl.h.
377 * stor-layout.c (toplevel): Move include of rtl.h before
380 * Makefile.in (c-pragma.o): Add except.h, rtl.h dependencies.
381 (tree.o): Add except.h dependency.
383 Wed May 27 22:02:40 1998 Jeffrey A Law (law@cygnus.com)
385 * reload1.c: Revert accidental checkin.
387 * configure.lang: Fix thinko when adding a definition for
388 target_alias to the Makefile.
390 Wed May 27 02:50:00 1998 Catherine Moore (clm@cygnus.com)
392 * config/sparc/lb1spc.asm (.rem and .urem): Replace
395 Wed May 27 02:48:31 1998 Richard Earnshaw (rearnsha@arm.com)
397 * arm.c (arm_gen_constant): Rework to eliminate uninitialized
398 variable warnings. Don't generate scratch registers if only
400 (find_barrier): Eliminate unused variable SRC.
402 1998-05-27 Manfred Hollstein <manfred@s-direktnet.de>
404 * toplev.h (rtx_def): Provide global declaration to avoid
405 `limited scope' warnings.
407 Tue May 26 23:47:52 1998 Mumit Khan <khan@xraylith.wisc.edu>
409 * Makefile.in (gencheck.o): Use HOST_CC.
410 * i386/t-mingw32: New file.
411 * configure.in (i386-*-mingw32*): Use.
413 Tue May 26 07:31:04 1998 Richard Earnshaw (rearnsha@arm.com)
415 * arm.c (bad_signed_byte_operand): New predicate function.
416 * arm.h (PREDICATE_CODES): Add it to the list.
417 * arm.md (*extendqi[sh]i_insn): Split any addresses that ldrsb
419 (define_split): Two new splits for above insns.
421 * arm.c: Include toplev.h.
422 (arm_override_options): Add parentheses around use of tune_flags.
423 (arm_split_constant): Remove unused variable.
424 (arm_gen_constant, arm_gen_movstrqi, add_constant): Likewise.
425 (output_func_prologue, arm_expand_prologue): Likewise.
426 (arm_canonicalize_comparison): Make I unsigned; rework constants
427 accordignly. Add missing paratheses around << operation.
428 (arm_rtx_costs): Correctly parenthesise MULT costs. Add a DEFAULT
430 ({load,store}_multiple_sequence): Initialize BASE_REG.
431 (select_dominance_cc_mode): Add DEFAULT clauses.
432 (broken_move): Return zero if the destination is not a register.
433 (arm_reorg): Move unused REGNO declaration into the dead code.
434 * arm.h (CANONICALIZE_COMPARISON): Ensure OP1 is updated.
436 Mon May 25 22:49:56 PDT 1998 Jeff Law (law@cygnus.com)
438 * version.c: Bump for snapshot.
440 Mon May 25 11:56:24 PDT 1998 Jeff Law (law@cygnus.com)
442 * version.c: Bump for snapshot.
444 Mon May 25 14:00:13 1998 Dave Brolley <brolley@cygnus.com>
446 * cpperror.c (v_cpp_message): Remove static prototype.
447 * cpplib.c (v_cpp_message): Move prototype to cpplib.h.
448 * cpplib.h (v_cpp_message): Add protoptype.
449 (stdarg.h,varargs.h): Needed for v_cpp_message prototype.
451 Sun May 24 20:36:15 PDT 1998 Jeff Law (law@cygnus.com)
453 * version.c: Bump for snapshot.
455 Sun May 24 02:08:57 PDT 1998 Jeff Law (law@cygnus.com)
457 * version.c: Bump for snapshot.
459 1998-05-24 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
461 * m68k.h: Declare more functions used in macros.
462 (REG_CLASS_CONTENTS): Completely embrace initializer.
463 * m68k.md (adddi3, subdi3): Add abort call to avoid warning
464 about returning no value.
465 * cse.c (find_best_addr): Declare p and found_better only if
467 * dbxout.c (dbxout_continue): Define only if DBX_CONTIN_LENGTH > 0.
468 * dwarfout.c (string_length_attribute): #if 0 away.
469 * function.c (expand_function_end): Define varible blktramp only
471 * jump.c (find_insert_position): Define only if !HAVE_cc0.
472 * loop.c (combine_givs_p): Define variable tem only if needed.
473 * real.c: Comment out unused functions eabs, eround,
474 e{24,53,64,113}toasc and eiinfin.
477 Sat May 23 23:44:53 1998 Alexandre Oliva <oliva@dcc.unicamp.br>
479 * Makefile.in (boostrap2-lean, bootstrap3-lean,
480 bootstrap4-lean): New targets.
482 Sat May 23 23:35:14 1998 Jeffrey A Law (law@cygnus.com)
484 * warn_summary, test_summary: Moved into the contrib directory.
486 1998-05-23 Manfred Hollstein <manfred@s-direktnet.de>
488 * Makefile.in (ENQUIRE_CFLAGS, ENQUIRE_LDFLAGS): Move down to the end
490 (FLOAT_H_TEST): Likewise.
492 (float.h-nat): Likewise.
493 (float.h-cross): Likewise.
495 (enquire.o): Likewise.
496 (stmp-int-hdrs): Fix comment about enquire; depend upon gfloat.h.
497 (stmp-headers): Move actions to stmp-int-hdrs, retaining only a
499 (FLOAT_H): Remove old float.h-nat version; move current definition
500 to CROSS_FLOAT_H location.
501 (all.cross): Remove comments about enquire stuff.
503 * Makefile.in (all.cross): Swap $(LIBGCC) and $(STMP_FIXPROTO).
504 (rest.encap): Likewise.
505 (libgcc2.ready): Depend upon $(STMP_FIXPROTO)
507 * toplev.h (tree_node): Provide global declaration to avoid
508 `limited scope' warnings.
510 Sat May 23 23:23:35 1998 Robert Lipe <robertl@dgii.com>
512 * test_summary: Display section breaks for each entry
513 in a multilibbed target's output.
515 1998-05-23 Richard Henderson <rth@cygnus.com>
517 * expr.c (expand_expr): For {BITFIELD,COMPONENT,ARRAY}_REF, if the
518 offset's mode is not ptr_mode, convert it.
520 1998-05-22 Jason Merrill <jason@yorick.cygnus.com>
522 * fold-const.c (ssize_binop): New fn.
523 * tree.h: Declare it.
525 Fri May 22 03:42:05 1998 Richard Earnshaw (rearnsha@arm.com)
527 * genextract.c (print_path): Handle zero-length path as a special
530 Fri May 22 01:38:07 1998 Hans-Peter Nilsson <hp@axis.se>
532 * cplus-dem.c (MBUF_SIZE): Bumped from 512 to 32767.
534 Fri May 22 00:57:00 1998 Bernd Schmidt (crux@pool.informatik.rwth-aachen.de>
536 * final.c (JUMP_TABLES_IN_TEXT_SECTION): Provide a default value.
537 (shorten_branches, final_scan_insn): Test value of
538 JUMP_TABLES_IN_TEXT_SECTION instead of just testing whether it
540 * tm.texi (JUMP_TABLES_IN_TEXT_SECTION): Corresponding changes.
541 * arm/coff.h: Define JUMP_TABLES_IN_TEXT_SECTION to 1.
542 * arm/tcoff.h: Likewise.
543 * i386/386bsd.h: Likewise.
544 * i386/freebsd-elf.h: Likewise.
545 * i386/freebsd.h: Likewise.
546 * i386/netbsd.h: Likewise.
547 * i386/ptx4-i.h: Likewise.
548 * i386/sysv4.h: Likewise.
550 * rs6000/linux.h: Likewise.
551 * rs6000/rs6000.h: Likewise.
553 * sparc/sp64-elf.h: Likewise.
554 * v850/v850.h: Likewise.
555 * rs6000/sysv4.h: Define JUMP_TABLES_IN_TEXT_SECTION to 0.
556 * i386/linux.h: Define JUMP_TABLES_IN_TEXT_SECTION to (flag_pic).
558 Thu May 21 19:50:13 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
560 * regmove.c (gen_add3_insn): New function.
561 (fixup_match_2): Use it instead of calling gen_addsi3.
563 Thu May 21 23:09:50 1998 Jeffrey A Law (law@cygnus.com)
565 * Makefile.in (gencheck): Depend on HOST_LIBDEPS.
567 * alias.c (rtx_equal_for_memref_p): Handle SCRATCH as a memory
570 Thu May 21 20:18:13 1998 Martin von Loewis <loewis@informatik.hu-berlin.de>
572 * Makefile.in (TREE_H): Add tree-check.h.
573 (tree-check.h, gencheck): New targets.
574 * gencheck.c: New file.
575 * tree.c (tree_check, tree_class_check): New functions.
576 * tree.h (TREE_CHECK, TREE_CLASS_CHECK): Define.
577 (TYPE_CHECK, DECL_CHECK): Define.
578 Modify all access macros to use generated checking macros.
580 Wed May 20 23:44:28 EDT 1998 John Wehle (john@feith.com)
582 * acconfig.h (HAVE_GAS_MAX_SKIP_P2ALIGN): New tag.
583 * configure.in: Check for it.
584 * i386/gas.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Use it.
585 * final.c (uid_align, uid_shuid, label_align): Make static.
586 (label_align): Change type to struct label_alignment pointer.
587 (LABEL_TO_ALIGNMENT, shorten_branches): Update due to type change.
588 (LABEL_TO_MAX_SKIP): Define.
589 (LABEL_ALIGN_MAX_SKIP, LOOP_ALIGN_MAX_SKIP,
590 LABEL_ALIGN_AFTER_BARRIER_MAX_SKIP): Provide defaults.
591 (shorten_branches): Record the maximum bytes to skip when
593 (final_scan_insn): Use the maximum bytes to skip when aligning a label
594 if ASM_OUTPUT_MAX_SKIP_ALIGN is available.
595 * i386.h (LOOP_ALIGN_MAX_SKIP,
596 LABEL_ALIGN_AFTER_BARRIER_MAX_SKIP): Define.
597 * i386.c (override_options): i386_align_jumps and i386_align_loops
598 default to 4 if ASM_OUTPUT_MAX_SKIP_ALIGN is available.
599 * invoke.texi: Document new i386 align-loops and align-jumps behavior.
601 1998-05-21 Mark Mitchell <mmitchell@usa.net>
603 * cplus-dem.c (do_type): Handle volatile qualification.
605 Thu May 21 12:23:17 1998 Per Bothner <bothner@cygnus.com>
607 * function.c (init_function_start): Don't call emit_line_note if
608 lineno is 0. (Can happen when compiling Java .class files.)
610 Thu May 21 19:50:13 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
612 * reload1.c (reload_reg_free_for_value_p): Fix RELOAD_FOR_INPUT
613 end of lifetime and RELOAD_FOR_OUTPUT start of lifetime.
615 Thu May 21 19:32:27 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
617 * combine.c (nonzero_bits): For paradoxical subregs, take
618 LOAD_EXTENDED_OP into account.
620 Thu May 21 11:51:15 1998 Dave Brolley <brolley@cygnus.com>
622 * configure.in (extra_c_objs): add prefix.o.
623 (extra_cxx_objs): extra objects for C++ with cpplib.
624 * configure: Regenerate.
626 * c-tree.h: (get_directive_line): Different prototype for cpplib.
627 (GET_DIRECTIVE_LINE): Macro wrapper for get_directive_line.
629 * c-lex.h: (get_directive_line): Not needed here for cpplib.
631 * c-lex.c: (yy_cur,yy_lim,yy_get_token): Move to c-common.c.
632 (GET_DIRECTIVE_LINE): Move to c-common.c and rename to get_directive_line.
634 * c-common.c (parse_in,parse_options,cpp_token): Declare for cpplib.
635 (yy_cur,yy_lim,yy_get_token,get_directive,line): Moved here from c-lex.c
637 Thu May 21 09:04:42 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
639 * gengenrtl.c (type_from_format, accessor_from_format): Change
640 type of parameter `c' from `char' to `int'.
642 Wed May 20 22:28:34 1998 Jeffrey A Law (law@cygnus.com)
644 * warn_summary, test_summary: New scripts from
645 Kaveh Ghazi and Alexandre Oliva respectively.
647 * gcse.c (current_function_calls_longjmp): Declare.
649 1998-05-20 Jason Merrill <jason@yorick.cygnus.com>
651 * dwarf2out.c (base_type_die): Use int_size_in_bytes.
653 Wed May 20 01:11:02 1998 Doug Evans (devans@cygnus.com)
654 Jeff Law (law@cygnus.com)
656 * Global CSE and constant/copy propagation.
657 * Makefile.in (OBJS): Add gcse.o
658 (STAGESTUFF): Add *.gcse.
659 (gcse.o): Add dependencies.
660 (mostlyclean): Remove *.gcse and */*.gcse.
662 * loop.c (loop_optimize): Move call to init_alias_analysis.
663 * recog.c (validate_replace_src): New function.
664 * toplev.c (gcse_dump): New global variable.
665 (flag_gcse, gcse_time): Likewise.
666 (compile_file): Initialize gcse_time and clean out the gcse dump
668 (rest_of_compilation): Call gcse_main as requested. Dump RTL
669 after gcse if requested.
670 (main): Enable gcse for -O2 and above. Handle -dG. Enable gcse
672 * gcc.texi: Add gcse related internal documentation.
673 * invoke.texi: Note new command line options for gcse.
674 * tm.texi: Document AVOID_CCMODE_COPIES.
675 * mips.h (AVOID_CCMODE_COPIES): Define.
677 Tue May 19 22:31:20 1998 Jeffrey A Law (law@cygnus.com)
679 * Makefile.in (deduced.h): Only run scan-types if $(SYSTEM_HEADER_DIR)
681 (stmp-fixproto): Simlarly for running fixproto.
682 * cross-make (SYSTEM_HEADER_DIR): Now $(tooldir)/sys-include.
684 Tue May 19 19:08:52 1998 Jim Wilson <wilson@cygnus.com>
686 * config/mips/mips.c (double_memory_operand): Accept any MEM during
687 reload when TARGET_64BIT.
689 Tue May 19 18:21:25 1998 Jim Wilson <wilson@cygnus.com>
691 Finish incomplete change started by Kenner.
692 * configure.in (*-*-linux-gnu*): Delete NO_STAB_H from xm_defines.
693 (powerpcle-*-cygwin32): Delete xm_defines.
694 * final.c, mips-tfile.c, xcoffout.c, config/mips/mips.c: Use
695 HAVE_STAB_H instead of NO_STAB_H.
696 * config/xm-linux.h (NO_STAB_H): Delete.
697 (HAVE_STAB_H): Undefine.
698 * config/i386/xm-go32.h (NO_STAB_H): Delete.
700 1998-05-19 Jim Wilson <wilson@cygnus.com>
702 * dwarfout.c (dwarfout_file_scope_decl, case TYPE_DECL): Ignore
703 LANG_TYPE trees with DECL_SOURCE_LINE of 0.
705 Tue May 19 15:07:54 1998 Todd Vierling <tv@netbsd.org>
707 * arm/netbsd.h: Ensure DWARF2_UNWIND_INFO is undefined.
709 Tue May 19 17:19:16 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
711 * reload1.c (reload_reg_free_for_value_p): New function.
712 (allocate_reload_reg, choose_reload_regs): Use it.
714 Tue May 19 11:51:00 EDT 1998 Andrew MacLeod (amacleod@cygnus.com)
716 * except.c (expand_start_catch): Correct logic for when to
717 generate a new handler label, and when to use the old one.
719 Tue May 19 11:08:52 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
721 * Makefile.in (print-rtl.o): Depend on bitmap.h.
722 (dbxout.o): Depend on toplev.h.
723 ($(SCHED_PREFIX)sched.o): Likewise.
724 ($(out_object_file)): Likewise for system.h and toplev.h.
725 (cppmain.o): Depend on gansidecl.h.
726 (cpplib.o): Likewise.
727 (cpperror.o): Likewise.
728 (cppexp.o): Likewise.
729 (cpphash.o): Likewise.
730 (cppalloc.o): Likewise.
731 (fix-header.o): Depend on cpplib.h and cpphash.h.
732 (scan-decls.o): Depend on gansidecl.h.
734 * basic-block.h (free_regset_vector): Add prototype.
736 * cccp.c (check_precompiled): Mark parameter `fname' with
738 (do_assert): Likewise for `op' and `keyword'.
739 (do_unassert): Likewise.
740 (do_line): Likewise for `keyword'.
741 (do_error): Likewise for `op' and `keyword'.
742 (do_warning): Likewise.
743 (do_ident): Likewise for `keyword'.
744 (do_pragma): Likewise for `limit', `op' and `keyword'.
746 (do_if): Likewise for `keyword'.
749 (do_endif): Likewise.
751 * collect2.c (getenv): Remove redundant prototype.
752 (collect_exit, collect_execute, dump_file): Likewise.
753 (dump_list): Wrap prototype and definition in COLLECT_EXPORT_LIST.
754 (dump_prefix_list): Hide prototype and definition.
756 * sparc.c: Include toplev.h.
757 (intreg_operand): Mark parameter `mode' with ATTRIBUTE_UNUSED.
758 (symbolic_memory_operand): Likewise.
759 (sp64_medium_pic_operand): Likewise.
760 (data_segment_operand): Likewise.
761 (text_segment_operand): Likewise.
762 (splittable_symbolic_memory_operand): Likewise.
763 (splittable_immediate_memory_operand): Likewise.
764 (eq_or_neq): Likewise.
765 (normal_comp_operator): Likewise.
766 (noov_compare_op): Likewise.
767 (v9_regcmp_op): Likewise.
768 (v8plus_regcmp_op): Likewise.
769 (extend_op): Likewise.
770 (cc_arithop): Likewise.
771 (cc_arithopn): Likewise.
772 (small_int): Likewise.
773 (uns_small_int): Likewise.
774 (clobbered_register): Likewise.
775 (legitimize_pic_address): Likewise.
776 (delay_operand): Likewise.
777 (sparc_builtin_saveregs): Remove unused variable `stdarg'.
779 * sparc.h (order_regs_for_local_alloc, eligible_for_return_delay,
780 sparc_issue_rate, v8plus_regcmp_p): Add prototypes.
782 * sparc.md (cmpdi_v8plus): Add abort for default case in switch.
784 * cppalloc.c: Include gansidecl.h.
786 * cpperror.c: Include stdarg.h/varargs.h and gansidecl.h.
787 (cpp_file_line_for_message): Mark parameter `pfile' with
789 (v_cpp_message): New function.
790 (cpp_message): Use it. Also convert to variable arguments.
791 (cpp_fatal): Likewise.
792 (cpp_pfatal_with_name): Constify parameter `name'.
794 * cppexp.c: Move gansidecl.h before cpplib.h.
795 * cpphash.c: Likewise.
796 * cpphash.h (hashf, delete_macro): Add prototypes.
798 * cpplib.c: Include stdarg.h/varargs.h and move gansidecl.h before
799 cpplib.h. Don't include errno.h.
800 (update_path): Add arguments to prototype.
801 (cpp_fatal, cpp_file_line_for_message, cpp_message, delete_macro,
802 cpp_print_containing_files): Remove redundant prototypes.
803 (cpp_hash_cleanup, add_import, append_include_chain,
804 make_assertion, path_include, initialize_builtins,
805 initialize_char_syntax, finclude, validate_else, comp_def_part,
806 lookup_import, redundant_include_p, is_system_include,
807 read_name_map, read_filename_string, open_include_file,
808 check_macro_name, compare_defs, compare_token_lists,
809 eval_if_expression, change_newlines): Add prototype arguments.
810 (hashf): Remove redundant prototype.
811 (read_token_list, free_token_list, safe_read, xcalloc, savestring,
812 conditional_skip, skip_if_group): Add prototype arguments.
813 (fdopen): Remove redundant prototype.
814 (do_define, do_line, do_include, do_undef, do_error, do_pragma,
815 do_ident, do_if, do_xifdef, do_else, do_elif, do_endif, do_sccs,
816 do_once, do_assert, do_unassert, do_warning): Add prototype arguments.
817 (struct directive): Add prototype arguments to function pointer
819 (handle_directive): Add missing arguments to call to `do_line'.
820 (do_include): Mark parameters `unused1' and `unused2' with
822 (do_line): Likewise for `keyword' and new parameters `unused1' and
824 (do_error): Likewise for `keyword'.
825 (do_warning): Likewise. Also add missing argument `pfile' in call
827 (do_once): Mark parameter `keyword', `unused1' and `unused2' with
829 (do_ident): Likewise for `keyword', `buf' and `limit'.
830 (do_pragma): Likewise. Also add missing arguments in call to do_once.
831 (do_sccs): Mark parameter `keyword', `buf' and `limit' with
833 (do_if): Likewise for `keyword'.
835 (eval_if_expression): Likewise for `buf' and `length'.
836 (do_xifdef): Likewise for `unused1' and `unused2'.
837 (do_else): Likewise for `keyword', `buf' and `limit'.
838 (do_endif): Likewise.
839 (parse_name): Add missing argument `pfile' in call to cpp_pedwarn.
840 (cpp_handle_options): Remove superfluous NULL argument in call to
842 (cpp_handle_options): Likewise.
843 (do_assert): Mark parameter `keyword', `buf' and `limit' with
845 (do_unassert): Likewise.
846 (cpp_print_file_and_line): Add missing argument `pfile' in call to
847 cpp_file_line_for_message.
848 (v_cpp_error): New function.
849 (cpp_error): Use it. Also accept variable arguments.
850 (v_cpp_warning): New function.
851 (cpp_warning): Use it. Also accept variable arguments.
852 (cpp_pedwarn): Accept variable arguments.
853 (v_cpp_error_with_line): New function
854 (cpp_error_with_line): Use it. Accept variable arguments.
855 (v_cpp_warning_with_line): New function.
856 (cpp_warning_with_line): Use it. Accept variable arguments. Hide
858 (cpp_pedwarn_with_line): Accept variable arguments.
859 (cpp_pedwarn_with_file_and_line): Likewise.
860 (cpp_error_from_errno): Constify parameter `name'. Add missing
861 argument `pfile' in call to cpp_file_line_for_message.
862 (cpp_perror_with_name): Constify parameter `name'.
864 * cpplib.h: Define PARAMS() in terms of PROTO().
865 (fatal): Remove redundant prototype.
866 (cpp_error, cpp_warning, cpp_pedwarn, cpp_error_with_line,
867 cpp_pedwarn_with_line, cpp_pedwarn_with_file_and_line,
868 cpp_error_from_errno, cpp_perror_with_name, cpp_pfatal_with_name,
869 cpp_fatal, cpp_message, cpp_pfatal_with_name,
870 cpp_file_line_for_message, cpp_print_containing_files): Add
871 arguments to prototypes.
872 (scan_decls, cpp_finish): Add prototypes.
874 * cppmain.c: Include gansidecl.h.
875 (main): Remove unused variable `i'.
877 * dbxout.c: Include toplev.h.
879 * demangle.h (do_tlink, collect_execute, collect_exit,
880 collect_wait, dump_file, file_exists): Add prototype.
882 * dwarf2out.c (dwarf_type_encoding_name, decl_start_label): Hide
883 prototype and definition.
884 (gen_unspecified_parameters_die): Don't assign results of call to
885 function new_die() to unused variable `parm_die'.
886 (dwarf2out_line): Mark parameter `filename' with ATTRIBUTE_UNUSED.
887 (dwarf2out_define): Likewise for `lineno' and `buffer'.
889 * dwarfout.c (output_unsigned_leb128, output_signed_leb128): Hide
890 prototype and definition.
891 (output_die): Add prototype arguments to function pointer arg.
892 (output_unspecified_parameters_die): Mark parameter `arg' with
895 * except.c (output_exception_table_entry): Remove unused variable
898 * except.h (expand_fixup_region_start, expand_fixup_region_end):
901 * expr.c (do_jump_by_parts_equality_rtx): Remove prototype.
903 * expr.h (do_jump_by_parts_equality_rtx): Add prototype.
905 * fix-header.c: Include stdarg.h/varargs.h, move gansidecl.h
906 before cpplib.h, include cpphash.h, remove redundant prototype of
907 cpp_fatal, don't define `const', add a prototype for `fatal'.
908 (cpp_file_line_for_message): Add missing arguments `pfile'.
909 (v_cpp_message): New function.
910 (cpp_message): Use it.
911 (v_fatal): New function.
912 (fatal, cpp_fatal): Use it.
913 (cpp_pfatal_with_name): Constify parameter `name'.
915 * flow.c (free_regset_vector): Remove redundant prototype.
917 * function.c (round_down): Wrap prototype and definition with
918 macro ARGS_GROW_DOWNWARD.
919 (record_insns): Wrap prototype and definition with
920 defined (HAVE_prologue) || defined (HAVE_epilogue).
922 * gansidecl.h (ATTRIBUTE_PRINTF_4, ATTRIBUTE_PRINTF_5): New macros.
924 * gen-protos.c: Include gansidecl.h.
925 (hashf): Don't make it static, constify parameter `name'.
927 * genattrtab.c (check_attr_test): Change XEXP() to XSTR() to match
928 specifier %s in calls to function `fatal'.
930 * haifa-sched.c: Include toplev.h.
931 (find_rgns): Remove unused variable `j'.
933 * integrate.c (note_modified_parmregs): Mark parameter `x' with
935 (mark_stores): Likewise.
937 * jump.c (mark_modified_reg): Likewise.
939 * output.h (insn_current_reference_address): Add prototype.
940 (eh_frame_section): Likewise.
942 * print-rtl.c: Include bitmap.h.
944 * reload1.c (reload): Wrap variables `note' and `next' in macro
945 PRESERVE_DEATH_INFO_REGNO_P.
946 (forget_old_reloads_1): Mark parameter `ignored' with
948 (choose_reload_regs): Remove unused variable `in'.
949 (reload_cse_invalidate_mem): Mark parameter `ignore' with
951 (reload_cse_check_clobber): Likewise.
953 * rtl.h (expand_null_return, reg_classes_intersect_p): Add prototype.
954 (mark_elimination): Fix typo in prototype.
956 * scan-decls.c: Include gansidecl.h.
958 * tree.h (using_eh_for_cleanups, supports_one_only): Add prototype.
960 Mon May 18 22:37:33 1998 Jeffrey A Law (law@cygnus.com)
962 * function.c (identify_blocks): Fix thinko when setting the
963 block number for NOTE_INSN_BLOCK_END.
965 Mon May 18 15:30:42 1998 Nick Clifton <nickc@cygnus.com>
967 * config/v850/lib1funcs.asm: Add .text pseudo op to start of
970 * config/v850/lib1funcs.asm: Fix .size pseudo ops to use three
971 underscores for the prefixes to the names of the maths functions.
973 * dbxout.c (dbxout_parms): Revert to using DECL_ARG_TYPE. Add
974 comment explaining why.
976 Mon May 18 13:20:23 1998 Richard Henderson <rth@cygnus.com>
978 * tree.h (TYPE_SIZE_UNIT): New.
979 (struct tree_type): Add size_unit member.
980 * stor-layout.c (layout_type): Initialize it.
981 * expr.c (get_inner_reference) [ARRAY_REF]: Use it.
982 * tree.c (size_in_bytes, int_size_in_bytes): Likewise.
984 Mon May 18 12:07:37 1998 Richard Earnshaw (rearnsha@arm.com)
986 * stor-layout.c (layout_record): Fix off-by-one error when checking
987 length of the TYPE_BINFO vector.
989 Mon May 18 10:59:23 1998 Nick Clifton <nickc@cygnus.com>
991 * dbxout.c (dbxout_parms): Use TREE_ARG to compute the type of a
992 function parameter passed in memory.
994 Mon May 18 09:02:09 1998 Robert Lipe <robertl@dgii.com>
996 * dwarfout.h, dwarf2out.h, dbxout.h, sdbout.h: New files.
997 Prototypes for externally used functions in respective C files.
998 * dwarfout.c, dbxout.c, dwarf2out.c, sdbout.c, toplev,c,
999 final.c: Include above files.
1000 * Makefile.in (toplev.o): Add dependency for above four headers.
1001 (final.o): Likewise.
1002 (dwarfout.o, dbxout.o, dwarf2out.o, sdbout.o): Depend on four
1003 respective header files.
1005 Mon May 18 01:23:33 1998 Jeffrey A Law (law@cygnus.com)
1007 * Makefile.in (TARGET_TOOLPREFIX): No longer define.
1008 (AR_FOR_TARGET, RANLIB_FOR_TARGET): Define to use versions in
1009 the build tree if they exist.
1010 (AR, AR_FLAGS, OLDAR, OLDAR_FLAGS, RANLIB, RANLIB_TEST): Update
1012 (objdir): Let configure substitute value.
1013 (FLOAT_H): Let configure select a pre-built version from the
1015 * build-make (INSTALL_TARGET, ALL): Disable, no longer needed.
1016 * configure.in: Substitute for objdir.
1018 * Makefile.in (build_canonical, host_canonical): Let configure
1019 substitute values for these variables.
1020 * configure.in: Substitute for build_canonical, host_canonical
1021 and target_subdir in generated Makefile.
1023 * output.h (find_basic_blocks): Declare.
1024 (free_basic_block_vars, set_block_num, life_analysis): Likewise.
1026 * Makefile.in (BISON): Use bison from the build tree if it exists.
1029 Mon May 18 00:08:19 1998 Nick Clifton <nickc@cygnus.com>
1031 * gcc.c (SWITCH_CURTAILS_COMPILATION): Definition.
1032 (DEFAULT_SWITCH_CURTAILS_COMPILATION): True for options -S and -c.
1033 (process_command): If HAVE_EXECUTABLE_SUFFIX is defined then scan
1034 command line arguments to see if an executable is not being
1035 created, and if so - do not append the suffix.
1037 * tm.texi (SWITCH_CURTAILS_COMPILATION): Add description of new
1040 Sun May 17 23:59:45 1998 John Wehle (john@feith.com)
1042 * i386.h (ALIGN_DFmode): Delete.
1043 (CONSTANT_ALIGNMENT): Define.
1044 * varasm.c (force_const_mem): Use it.
1046 Sun May 17 19:31:05 1998 Richard Henderson <rth@cygnus.com>
1048 * alpha.c (alpha_emit_conditional_branch): Clear cmp_code after
1049 using it with swap_condition, not before.
1051 Sun May 17 13:44:32 1998 Jim Wilson <wilson@cygnus.com>
1053 * alias.c (mode_alias_check): Delete.
1054 (true_dependence, anti_dependence, output_dependence): Revert April 21
1057 Sun May 17 08:45:21 1998 Krister Walfridsson <cato@df.lth.se>
1059 * toplev.c (output_lang_identify): Enable prototype and definition.
1061 Sun May 17 01:12:27 PDT 1998 Jeff Law (law@cygnus.com)
1063 * version.c: Bump for snapshot.
1065 Sat May 16 23:20:32 1998 Richard Henderson <rth@cygnus.com>
1067 * alpha/osf.h (HAVE_STAMP_H): Define.
1069 * alpha/netbsd.h, alpha/netbsd-elf.h: New files.
1070 * configure.in (alpha*-*-netbsd*): New.
1071 Based on patches from Paul H. Anderson <pha@pdq.com>.
1073 * configure.in (alpha*-*-linux-*): Kill xm_defines.
1074 (alpha*-*-linux-gnulibc1*) [fixincludes]: Define.
1075 * alpha/xm-linux.h: Remove file.
1077 Sat May 16 18:32:45 1998 Doug Evans <devans@canuck.cygnus.com>
1079 * dbxout.c (dbxout_parms): If mode of type of parameter living
1080 in memory doesn't match mode of DECL_RTL, make big endian correction.
1082 Fri May 15 21:40:06 1998 John Wehle (john@feith.com)
1084 * i386.md (movdi-1, movdi): Rewrite based on SI move patterns.
1086 Fri May 15 18:55:22 1998 Jason Merrill <jason@yorick.cygnus.com>
1088 * tree.h (BINFO_SIZE, TYPE_BINFO_SIZE): New macros.
1089 * stor-layout.c (layout_record): Set it.
1091 Fri May 15 18:49:30 1998 Mark Mitchell <mmitchell@usa.net>
1093 * toplev.c (rest_of_compilation): Don't defer nested functions.
1095 Fri May 15 17:42:52 1998 Bob Manson <manson@charmed.cygnus.com>
1097 * config/rs6000/rs6000.c (rs6000_stack_info): Align the stack bottom
1098 to an 8-byte boundary if info_ptr->fpmem_p.
1100 Fri May 15 17:36:11 1998 Bill Moyer <ttk@cygnus.com>
1102 * loop.c (basic_induction_var): Added test preventing
1103 CCmode parameter passed to convert_modes().
1105 Fri May 15 17:26:18 1998 Alexandre Petit-Bianco <apbianco@cygnus.com>
1107 * expr.c (expand_expr, case EXPR_WITH_FILE_LOCATION): Save/restore
1108 input_filename and lineno around expand_expr call. Set them to values
1109 in WFL before expand_expr call.
1111 Fri May 15 12:44:57 1998 Benjamin Kosnik <bkoz@rhino.cygnus.com>
1113 * stor-layout.c (set_sizetype): Set TYPE_NAME on bitsizetype.
1115 Fri May 15 07:20:03 1998 Mark Mitchell <mmitchell@usa.net>
1117 * fold-const.c (constant_boolean_node): New function.
1120 Fri May 15 11:21:16 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
1122 * sh.c (gen_shl_and): Don't sign extend constant for kind two.
1123 Abort if trying to split kind 3 or 4 outside of combine.
1125 Fri May 15 01:47:37 1998 Jeffrey A Law (law@cygnus.com)
1127 * mips.c (print_operand, case 'x'): Use HOST_WIDE_INT_PRINT_HEX.
1129 Fri May 15 01:42:45 1998 Mumit Khan <khan@xraylith.wisc.edu>
1131 * objc/Make-lang.in (OBJC_O): Add missing exeext.
1132 (libobjc.a, runtime-info.h): Likewise.
1134 Fri May 15 01:29:39 1998 John Wehle (john@feith.com)
1136 * i386.h (DATA_ALIGNMENT): Define.
1138 Fri May 15 05:35:37 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
1140 * reload1.c (delete_output_reload): Ignore single USE that
1141 was emitted for the pseudo use of this INSN.
1142 If the no reference to REG between OUTPUT_RELOAD_INSN and INSN
1143 remains, we can always delete OUTPUT_RELOAD_INSN.
1145 Thu May 14 18:38:50 1998 Jim Wilson <wilson@cygnus.com>
1147 * reload.c (find_reloads): Don't penalize SCRATCH output reload.
1149 Thu May 14 15:10:30 1998 Jeffrey A Law (law@cygnus.com)
1151 * Makefile.in (expr.o): Remove dependency on deleted modemap.def file.
1153 Thu May 14 16:30:47 EDT 1998 Andrew MacLeod <amacleod@cygnus.com>
1155 * eh-common.h: New file for basic EH data structures.
1156 * except.h: Various prototypes and structures for NEW_EH_MODEL
1157 * function.h (struct function): Add a struct eh_stack for the catch
1159 * except.c (gen_exception_label): New function to generate an
1161 (push_eh_entry): Use gen_exception_label() and init 'label_used' field.
1162 (push_entry): New function to push an existing entry onto a stack.
1163 (receive_exception_label): New function to emit the code required
1164 at the start of all catch blocks.
1165 (struct func_eh_entry): New structure for maintaining handlers
1166 associated with EH regions.
1167 (new_eh_region_entry): New function to register an EH region.
1168 (add_new_handler): New function to register a handler with a region.
1169 (get_new_handler): Creates anew handler entry for registering.
1170 (find_func_region): New function to convert a NOTE eh region number
1171 to an Eh region index.
1172 (get_first_handler): New function to get the first handler in a region.
1173 (clear_function_eh_region): New function to release memory.
1174 (duplicate_handlers): New function to duplicate a list of handlers.
1175 (expand_eh_region_end): Create a new region entry node as well.
1176 (expand_leftover_cleanups): Call receive_exception_label() and
1177 register the cleanup as a handler to the current region.
1178 (expand_start_catch): New function to start a catch clause.
1179 (expand_end_catch): New function to end a catch clause.
1180 (expand_start_all_catch): restructure to not do the equivilent of
1181 what expand_start_catch() does now. Push the exception region being
1182 handled onto the catch stack.
1183 (output_exception_table_entry): Issue an entry for each handler
1184 associated with a region.
1185 (set_exception_lang_code): New function for setting the language code.
1186 (set_exception_version_code): New function to set the version number.
1187 (output_exception_table): Output version and language codes.
1188 (find_exception_handler_labels): Find handler labels using new scheme.
1189 (is_exception_handler_label): New function, returns 1 if label is
1190 present as a handler in some exception region.
1191 (check_exception_handler_labels): Use the new scheme.
1192 (init_eh_for_function): Initialize the catch stack.
1193 (save_eh_status): Save the catch stack.
1194 (restore_eh_status): Restore the catch stack.
1195 (scan_region): Don't remove unreferenced handler label. Flow does it.
1196 (get_reg_for_handler): New function to get the eh_context pointer
1198 (expand_builtin_eh_stub): Changes required for NEW_EH_MODEL only.
1199 * final.c (final_scan_insn): With NEW_EH_MODEL, add EH table
1200 entry when processing END region rather that START region.
1201 * flow.c (find_basic_blocks_1): Find all potential handler regions
1202 now that we don't automatically know what the labels might be.
1203 Let scan_region() remove unreferenced EH BEGIN/END labels.
1204 * integrate.c (get_label_from_map): Put inlined labels onto the
1205 permanent obstack since we dont know which ones might be exception
1207 (save_for_inline_copying): Make new copies of all the handlers.
1208 (expand_inline_function): Make new copies of all the handlers.
1209 * libgcc2.c: Remove local struct decls, and include eh-common.h.
1210 (find_exception_handler): With NEW_EH_MODEL the first matching
1211 region we find is the right one. Add eh_info as a new parameter.
1212 (__throw): Pass eh_info to find_exception_handler. Set handler
1213 and pass use different regs under NEW_EH_MODEL.
1215 Thu May 14 12:58:21 1998 Jim Wilson <wilson@cygnus.com>
1217 * i960.h (hard_regno_mode_ok): Changed to function from array of
1219 (HARD_REGNO_MODE_OK): Call function instead of testing bit.
1220 * i960.c (hard_regno_mode_ok): Changed to function from array of
1223 Thu May 14 08:41:46 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
1225 * reload.c (remove_replacements): New function.
1226 * reload.h (remove_replacements): Declare.
1227 * reload1.c (choose_reload_regs): Disable some reloads that
1228 belong to inherited reloads.
1230 Thu May 14 02:17:17 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
1232 * loop.c (scan_loop): Don't call move_moveables for optimize_size.
1234 * reload1.c (merge_assigned_reloads): When merging, reset
1235 reload_spill_index for the eliminated reload.
1237 Wed May 13 17:51:13 1998 Jeffrey A Law (law@cygnus.com)
1239 * haifa-sched.c (schedule_insns): Fix merge goof.
1241 1998-05-13 Jim Wilson <wilson@cygnus.com>
1243 * varasm.c (make_decl_rtl): Revert April 1 change.
1244 * alpha/alpha.h, alpha/win-nt.h, arm/arm.h, i386/unix.h, i960/i960.h,
1245 m68k/linux.h, pa/pa.h, sparc/sparc.h, vax/vax.h (ASM_OUTPUT_MI_THUNK):
1246 Get function name from the SYMBOL_REF in the DECL_RTL, not from
1247 DECL_ASSEMBLER_NAME.
1248 * i386/winnt.c (gen_stdcall_suffix): Comment for questionable use of
1249 DECL_ASSEMBLER_NAME.
1251 Wed May 13 13:09:19 1998 Jim Wilson <wilson@cygnus.com>
1253 * i386.c (notice_update_cc, output_float_compare): Disable
1254 TARGET_CMOVE support.
1256 Wed May 13 15:28:59 1998 Michael Meissner <meissner@cygnus.com>
1257 Jeff Law <law@cygnus.com>
1259 * rtlanal.c (find_reg_note): Ignore notes that are not on on
1261 (find_regno_note): Likewise.
1263 * Makefile.in (stor-layout.o): Depend on except.h
1264 (varasm.o, function.o): Likewise.
1265 (expr.o): Depend on except.h, modemap.def and hard-reg-set.h.
1267 * Makefile.in (HOST_RTL): Add $(HOST_PREFIX)bitmap.o.
1268 (rtl.o, emit-rtl.o): Add dependency on bitmap.h.
1269 ($(HOST_PREFIX_1)rtl.o): Likewise.
1270 ($(HOST_PREFIX_1)bitmap.o): New host object.
1271 * emit-rtl.c (toplevel): Include bitmap.h.
1272 (gen_rtx): Handle 't' and 'b' nodes.
1273 * print-rtl.c (print_rtx): Handle printing NOTE_INSN_LIVE notes.
1274 Print block number for block begin/end notes. Print 't' type
1275 nodes as a pointer. Know that the 3rd argument of live range
1276 start/stop notes is really a range_info rtx. If type is 'b', print
1277 out argument as a bitmap.
1278 * rtl.c: Include bitmap.c.
1279 (copy_rtx): Copy tree nodes as is. Copy bitmaps if type is 'b'.
1280 (note_insn_name): Add NOTE_INSN_RANGE_{START,END}, NOTE_INSN_LIVE.
1281 * rtl.def (RANGE_LIVE): New node to hold live information while we
1282 recalculate the basic blocks.
1283 (RANGE_REG, RANGE_INFO): New rtl types for live range splitting.
1284 (RANGE_VAR): New node, to hold information saved in symbol node for New
1285 communicating live range information to the debug output functions.
1286 * rtl.h (rtunion_def): Add rttree and rtbit fields.
1287 (XBITMAP, XTREE): New accessor macros.
1288 (NOTE_LIVE_INFO): Overload NOTE_SOURCE_FILE for NOTE_INSN_LIVE notes.
1289 (NOTE_RANGE_INFO): Similarly for NOTE_INSN_RANGE_{START,END} notes.
1290 (NOTE_BLOCK_LIVE_RANGE_BLOCK): Define.
1291 (NOTE_INSN_RANGE_START, NOTE_INSN_RANGE_END, NOTE_INSN_LIVE): New notes.
1292 (RANGE_LIVE_{BITMAP,ORIG_BLOCK}): New accessor macros.
1293 (RANGE_REG_{SYMBOL,BLOCK}_NODE, RANGE_VAR_*): New accessor macros.
1294 (RANGE_INFO_*): Likewise.
1295 * sched.c (sched_analyze): Keep live range start/stop notes.
1296 (unlink_other_notes): Likewise.
1297 * haifa-sched.c (sched_analyze): Keep live range start/stop notes.
1298 (unlink_other_notes): Likewise.
1299 * tree.h (BLOCK_LIVE_RANGE_{START,END,VAR_FLAG}): New accessor macros.
1300 (BLOCK_LIVE_RANGE_FLAG): Likewise.
1301 (DECL_LIVE_RANGE_RTL): Likewise.
1302 (struct tree_block): Add live_range_flag, live_range_var_flag,
1303 live_range_start and live_range_end.
1304 (struct tree_decl): Add live_range_rtl field.
1305 * gengenrtl.c (type_from_format): Handle 'b' and 't'.
1306 (accessor_from_format): Likewise.
1308 * haifa-sched.c (schedule_block): Make verbose output line up.
1309 Also add a blank line in printing the individual ready lists.
1311 Wed May 13 15:43:44 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1313 * Makefile.in (c-lang.o): Depend on c-tree.h, c-lex.h and toplev.h.
1314 (c-lex.o): Depend on output.h.
1315 (c-common.o): Likewise.
1317 (calls.o): Likewise.
1318 (integrate.o): Depend on toplev.h.
1319 (regclass.o): Depend on output.h.
1320 (final.o): Depend on reload.h.
1322 * c-common.c: Include output.h.
1323 (check_format_info): Remove unused variable `integral_format'.
1325 * c-decl.c (print_lang_decl): Mark parameters `file', `node' and
1326 `indent' with ATTRIBUTE_UNUSED.
1327 (print_lang_type): Likewise.
1328 (maybe_build_cleanup): Likewise for parameter `decl'.
1329 (copy_lang_decl): Likewise for parameter `node'.
1331 * c-lang.c: Include c-tree.h, c-lex.h and toplev.h.
1332 (lang_print_xnode): Mark parameters `file', `node' and `indent'
1333 with ATTRIBUTE_UNUSED.
1334 (lookup_interface): Likewise for parameter `arg'.
1335 (is_class_name): Likewise.
1336 (maybe_objc_check_decl): Likewise for parameter `decl'.
1337 (maybe_objc_comptypes): Likewise for parameters `lhs', `rhs' and
1339 (maybe_objc_method_name): Likewise for parameter `decl'.
1340 (build_objc_string): Likewise for parameters `len' and `str'.
1342 * c-lex.c: Include output.h.
1344 * c-lex.h (position_after_white_space): Correct typo in prototype.
1346 * c-tree.h (finish_file, c_expand_start_cond, c_expand_start_else,
1347 c_expand_end_cond, init_iterators): Add prototypes.
1349 * caller-save.c (set_reg_live): Mark parameters `reg' and `setter'
1350 with ATTRIBUTE_UNUSED.
1352 * calls.c: Include output.h.
1354 * cccp.c (pipe_closed): Mark parameter `signo' with
1357 * combine.c: Move inclusion of expr.h to after insn-config.h.
1359 * iris6.h (ASM_IDENTIFY_GCC, ASM_IDENTIFY_LANGUAGE): Don't define
1360 as empty, rather define as ((void)0).
1362 * sparc.c (sparc_check_64): Add braces around ambiguous `else'.
1363 Add parentheses around assignment used as truth value.
1365 * cplus-dem.c (squangle_mop_up): Change return type to void.
1366 (internal_cplus_demangle): Remove unused parameter `options'.
1367 All callers changed.
1368 (cplus_demangle_opname): Remove function wide variable `int i' and
1369 replace with `size_t i' at each location where it is used.
1370 (cplus_demangle_opname): change type of `i' from int to size_t.
1372 * cppexp.c (right_shift): Mark parameter `pfile' with
1375 * cpphash.c (cpp_lookup): Likewise.
1376 (cpp_hash_cleanup): Likewise.
1378 * cpplib.c (parse_name): Add a prototype and make it static.
1379 (null_underflow): Mark parameter `pfile' with ATTRIBUTE_UNUSED.
1380 (null_cleanup): Likewise for parameters `pbuf' and `pfile'.
1381 (macro_cleanup): Likewise for parameter `pfile'.
1382 (file_cleanup): Likewise.
1384 * cpplib.h (cpp_reader_init, cpp_options_init, cpp_start_read,
1385 cpp_read_check_assertion, skip_rest_of_line): Add prototypes.
1387 * crtstuff.c (force_to_data, __CTOR_LIST__, force_to_data,
1388 __DTOR_END__, __FRAME_END__): Mark with ATTRIBUTE_UNUSED.
1390 * cse.c (cse_check_loop_start): Mark parameter `set' with
1393 * dbxout.c (flag_minimal_debug, have_used_extensions,
1394 source_label_number): Move inside macro wrapper check against
1395 defined (DBX_DEBUGGING_INFO) || defined (XCOFF_DEBUGGING_INFO).
1397 * dwarf2out.c (gen_entry_point_die): Hide prototype and definition.
1399 * except.h (doing_eh): Provide prototype.
1401 * expr.c: Move inclusion of expr.h to after insn-config.h.
1403 * final.c: Include reload.h.
1404 (shorten_branches): Cast the first argument of bzero to char *.
1406 * fix-header.c (cpp_print_containing_files): Mark parameter
1407 `pfile' with ATTRIBUTE_UNUSED.
1408 (cpp_fatal): Likewise.
1410 * flow.c (find_basic_blocks_1): Cast the first argument of bzero
1413 * genattrtab.c (make_length_attrs): Change the type of variable
1414 `i' from int to size_t.
1415 (zero_fn): Mark parameter `exp' with ATTRIBUTE_UNUSED.
1418 * genextract.c (main): When generating insn-extract.c, mark
1419 variable `junk' with ATTRIBUTE_UNUSED.
1421 * gengenrtl.c (gencode): When generating genrtl.c, cast the first
1422 argument of bzero to char*.
1424 * integrate.c: Include toplev.h.
1426 * libgcc2.c: Wrap `struct exception_table' and
1427 `find_exception_handler' in macro DWARF2_UNWIND_INFO.
1429 * objc/Make-lang.in (objc-act.o): Depend on toplev.h.
1431 * objc/objc-act.c: Include toplev.h.
1432 (lang_print_xnode): Mark parameters `file', `node' and `indent'
1433 with ATTRIBUTE_UNUSED.
1434 (finish_protocol): Likewise for parameter `protocol'.
1436 * output.h (declare_weak): Add prototype.
1437 (decode_reg_name): Don't wrap with TREE_CODE macro.
1438 (assemble_alias): Add prototype.
1440 * regclass.c: Include output.h.
1442 * reload.h (reloads_conflict): Add prototype.
1444 * rtl.h (print_rtl_single, mark_elimiation, reg_class_subset_p,
1445 output_func_start_profiler): Add prototypes.
1447 * rtlanal.c (reg_set_p_1): Mark parameters `x' and `pat' with
1450 * scan-decls.c: Include scan.h.
1452 * scan.h (recognized_function, recognized_extern): Add prototypes.
1454 * stmt.c: Include output.h.
1456 * toplev.c (error_for_asm, warning_for_asm): Remove prototypes.
1457 (output_lang_identify): Hide prototype and definition.
1458 (float_signal): Mark parameter `signo' with ATTRIBUTE_UNUSED.
1459 (pipe_closed): Likewise.
1461 * toplev.h (count_error, strip_off_ending, error_for_asm,
1462 warning_for_asm): Add prototypes.
1464 Wed May 13 12:54:19 1998 Michael Meissner <meissner@cygnus.com>
1466 * toplev.c (rest_of_compilation): "Charge" final for any time
1467 doing various cleanup operations after finishing compilation
1470 * flow.c (dump_flow_info): Also print number of sets and
1471 whether or not the pseudo is a user variable.
1473 * flow.c (reg_n_max): New global variable.
1474 * regclass.c (allocate_reg_info): Keep reg_n_max up to date.
1475 Delete regno_max variable.
1476 * regs.h (REG_N_CHECK): Define.
1477 (REG_N_REFS, REG_N_SETS, REG_N_DEATHS): Use REG_N_CHECK.
1478 (REG_N_CHANGES_SIZE, REG_N_CALLS_CROSSED, REG_LIVE_LENGTH): Likewise.
1479 (REGNO_FIRST_UID, REGNO_LAST_UID, REGNO_LAST_NOTE_UID): Likewise.
1481 Wed May 13 12:54:19 1998 Martin von Loewis <martin@mira.isdn.cs.tu-berlin.de>
1483 * acconfig.h (ENABLE_CHECKING): Undefine.
1484 * configure.in (--enable-checking): New option.
1486 Wed May 13 08:52:08 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
1488 * reload1.c (merge_assigned_reloads): Can merge
1489 RELOAD_FOR_INPUT_ADDRESS and RELOAD_FOR_OTHER_ADDRESS even
1490 if RELOAD_FOR_INPUT with the same reload_reg_rtx is present.
1492 Tue May 12 20:05:57 1998 Jim Wilson <wilson@cygnus.com>
1494 * collect2.c (main): Ignore do_collecting when COLLECT_EXPORT_LIST.
1496 Wed May 13 03:23:45 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
1498 * reload1.c (gen_reload): Create REG_EQUIV notes.
1500 Tue May 12 22:21:07 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
1502 * reload1.c (reload): Fix check for USEs to use code of pattern.
1503 (choose_reload_regs): Remove dead variable use_insn.
1505 Tue May 12 14:04:49 1998 Jeffrey A Law (law@cygnus.com)
1507 * pa.h (DBX_CONTIN_LENGTH): Reduce to 3000 bytes.
1509 Tue May 12 15:16:02 1998 Michael Meissner <meissner@cygnus.com>
1511 * haifa-sched.c (HAIFA_INLINE): Define to be __inline unless
1513 (find_insn_{,mem_}list): Use HAIFA_INLINE, not __inline.
1514 (insn_{unit,issue_delay}): Ditto.
1515 (blockage_range): Ditto.
1516 (actual_hazard{,_this_instance}): Ditto.
1517 (schedule_unit): Ditto.
1518 (potential_hazard): Ditto.
1521 (queue_insn): Ditto.
1522 (birthing_insn_p): Ditto.
1523 (adjust_priority): Ditto.
1524 (get_block_head_tail): Ditto.
1525 (init_rgn_data_dependences): Ditto.
1527 Tue May 12 10:27:54 1998 Klaus Kaempf <kkaempf@progis.de>
1529 * alpha/vms.h (COMMON_ASM_OP, ASM_OUTPUT_ALIGNED_COMMON): Define.
1531 Tue May 12 11:44:14 1998 Gavin Koch <gavin@cygnus.com>
1533 * config/mips/mips.h (ASM_OUTPUT_ALIGN): Remove trailing semi-colon.
1535 Tue May 12 11:38:31 1998 Gavin Koch <gavin@cygnus.com>
1537 * config/mips/mips.md (dslot): Move after definition of "cpu"
1538 attribute. Handle r3900 case.
1540 Tue May 12 10:21:36 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1542 * system.h: Define the STRINGIFY macro here.
1543 * protoize.c: Not here.
1544 * gengenrtl.c (DEF_RTL_EXPR): Use the STRINGIFY macro.
1546 Tue May 12 00:47:33 1998 John Wehle (john@feith.com)
1548 * varasm.c (assemble_variable): Compute the alignment of the data
1549 earlier so that both initialized and uninitialized variables are
1550 effected by DATA_ALIGNMENT.
1551 * tm.texi (DATA_ALIGNMENT): Updated appropriately.
1553 Mon May 11 19:57:58 1998 Jeffrey A Law (law@cygnus.com)
1555 * mips.c: Prototype static functions.
1557 Mon May 11 17:43:03 1998 Jim Wilson <wilson@cygnus.com>
1559 * regmove.c (fixup_match_2, find_matches, regmove_profitable):
1560 Add explanatory comments.
1562 * sparc.h (SPARC_INCOMING_INT_ARG_FIRST): Support TARGET_FLAT.
1564 Mon May 11 17:24:27 1998 Richard Henderson <rth@cygnus.com>
1566 * sparc.md (ffsdi2): Disable. Simplify the expression as well.
1568 Mon May 11 13:30:44 1998 Jim Wilson <wilson@cygnus.com>
1570 * varasm.c (make_decl_rtl): Disable April 1 change.
1572 Mon May 11 09:14:41 1998 Richard Henderson <rth@cygnus.com>
1574 * configure.in (alpha-*-linux-gnu): Undo lossage from gcc2 merge.
1576 Mon May 11 08:24:18 1998 Richard Henderson <rth@cygnus.com>
1578 * alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Add '`'.
1579 * alpha.c (print_operand): Handle it.
1580 * alpha.md (fix_truncdfsi2, fix_truncsfsi2): New patterns and
1581 related define_splits. Also add peepholes for SImode reload
1582 plus sign_extend lossage.
1584 Mon May 11 09:33:10 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1586 * genattr.c: Include stdarg.h/varargs.h. Change function
1587 `fatal' to use variable arguments instead of faking it with
1588 integer parameters. Provide a prototype which also
1589 checks the format specifiers using ATTRIBUTE_PRINTF_1.
1591 * genattrtab.c: Likewise.
1592 * gencodes.c: Likewise.
1593 * genconfig.c: Likewise.
1594 * genemit.c: Likewise.
1595 * genextract.c: Likewise.
1596 * genflags.c: Likewise.
1597 * genopinit.c: Likewise.
1598 * genpeep.c: Likewise.
1599 * genrecog.c: Likewise.
1600 * genoutput.c: Likewise. Similarly for function `error'.
1602 Sun May 10 02:27:03 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1604 * acconfig.h (HAVE_VOLATILE): Insert stub for autoconf.
1605 * alocal.m4 (GCC_C_VOLATILE): New autoconf test.
1606 * configure.in: Use GCC_C_VOLATILE.
1607 * system.h (volatile): Define as empty if no volatile support is
1610 Sun May 10 01:21:43 1998 Jeffrey A Law (law@cygnus.com)
1612 * genemit.c (output_add_clobbers): Removed unused variable 'i' from
1615 Sat May 9 02:02:15 1998 Richard Henderson <rth@cygnus.com>
1617 * loop.c (get_condition): Don't combine when either compare is MODE_CC.
1618 * alpha.c (alpha_emit_conditional_branch): New function. Taken from
1619 the body of beq; additionally set the mode of the branch to CCmode for
1620 FP compares and not fast_math.
1621 (alpha_emit_conditional_move): Always use a compare insn for FP
1622 when not fast_math, as well as setting CCmode on the cmov.
1623 * alpha.md (beq, bne, blt, et al): Call alpha_emit_conditional_branch.
1625 * machmode.h (COMPLEX_MODE_P): New macro.
1627 Sat May 9 01:53:23 1998 Richard Henderson <rth@cygnus.com>
1629 * haifa-sched.c (print_exp): Fix typo.
1631 Fri May 8 21:48:50 PDT 1998 Jeff Law (law@cygnus.com)
1633 * version.c: Bump for snapshot.
1635 Fri May 8 18:23:08 1998 Michael Meissner <meissner@cygnus.com>
1637 * final.c (final_scan_insn): Call fatal_insn instead of abort if
1638 we could not split an insn when required to.
1640 * m32r.md ({add,sub}di3): Add define_splits and appropriate low
1642 (peepholes): Disable peepholes that call dead_or_set_p.
1643 (movsi): Rewrite to handle addresses better after last change.
1644 Add define_split to split load of addresses in large/medium modes.
1645 (prologue): Call m32r_expand_prologue.
1646 (movsi_{push,pop}): Generators for push/pop.
1647 (movsi): Support PRE_{INC,DEC}, POST_INC.
1648 (mov{di,df}): Rewrite. Always split the insns.
1649 (movsf): Add define_split to get register load in correct mode.
1650 (cmp_ne_small_const_insn): Use 'N' instead of 'S' constraint.
1651 (attributes): Rewrite attributes so that type indicates both the
1652 type and the length of the insn directly.
1653 (all insns): Change to use new type attributes.
1654 (debug): New attribute to convey whether -mdebug was used.
1655 (opt_space): New attribute to convey whether -Os was used.
1656 (function units): Loads are 3 cycles, not 2. Better classify all
1657 insns into short/long.
1658 (load/store/extend insns): Add separate case for load/store
1659 indirect operations without an offset.
1660 (divsi3): Division is a long operation, not short.
1662 * m32r.h (LEGITIMATE_LO_SUM_ADDRESS_P): Do not allow LO_SUM for
1664 (GO_IF_MODE_DEPENDENT_ADDRESS): LO_SUM is now mode dependent.
1665 (CONST_OK_FOR_LETTER_P): Make 'N' handle reverse 8 bit compares.
1666 (EXTRA_CONSTRAINT): Remove 'S' special support. Add 'U' for
1667 operands with PRE_{INC,DEC}, POST_INC.
1668 (FUNCTION_PROFILER): Call abort instead of doing nothing.
1669 (GO_IF_LEGITIMATE_ADDRESS): Allow PRE_{INC,DEC}, POST_INC of
1671 (gen_split_move_double): Declare.
1672 (EXTRA_CONSTRAINT): Add 'T' for memory reference with no offset.
1674 * m32r.c (gen_split_move_double): Fix typo. Also, don't call
1675 emit_move_insn, build up SET's directly.
1676 (toplevel): Include system.h, not stdio.h.
1677 (move_double_src_operand): Allow any DF or DI mode constant.
1678 (gen_split_move_double): Split moves of DI or DF values into the
1679 appropriate moves, loads, or stores. Don't handle use of auto
1680 inc/dec if using dead index. Do handle overlapping moves, etc.
1681 (m32r_frame_info): Remove prologue_size field.
1682 (m32r_compute_frame_size): Don't calculate prologue size.
1683 (m32r_output_function_prologue): Change to pretty much a NOP.
1684 (m32r_expand_prologue): Expand prologue as a series of INSNs.
1685 (m32r_print_operand): Add support for PRE_{INC,DEC}, POST_INC.
1686 (m32r_print_operand_address): Ditto.
1688 Fri May 8 14:13:21 1998 H.J. Lu (hjl@gnu.org)
1690 * reload1.c (emit_reload_insns): When performing expensive
1691 optimizations, do not output the last reload insn if OLD is
1692 not the dest of NSN and is in the src and is clobbered by INSN.
1694 Fri May 8 09:47:29 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1696 * Makefile.in (genrtl.o): Depend on system.h.
1697 * gengenrtl.c (gencode): When creating genrtl.c, have it
1700 Fri May 8 10:57:33 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
1702 * config/m68k/t-linux: Remove extra stuff already included in
1705 Fri May 8 09:53:24 Paul Eggert <eggert@twinsun.com>
1707 * fixinc.wrap: Renamed from fixinc.math. Put wrapper around
1708 curses.h if it contains `typedef char bool;', as suggested by
1709 Manfred Hollstein <manfred@s-direktnet.de>.
1711 * configure.in: Rename fixinc.math to fixinc.wrap.
1713 Thu May 7 19:26:34 1998 Jim Wilson <wilson@cygnus.com>
1715 * gcc.c (read_specs): Handle missing blank line at end of specs file.
1717 * i386.md (movsicc, movhicc, movsicc_1, movhicc_1, movsfcc_1,
1718 movdfcc_1): Disable.
1720 Thu May 7 15:39:14 1998 Jim Wilson <wilson@cygnus.com>
1722 * configure.in (enable_threads): Rename to enable_threads_flag before
1723 main loop. Set enable_threads to enable_threads_flag inside main
1726 Thu May 7 17:38:03 1998 Michael Meissner <meissner@cygnus.com>
1728 * r6000/eabi.asm (__eabi): Restore LR in case __eabi is called
1731 Thu May 7 14:26:05 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1733 * aclocal.m4 (GCC_FUNC_VFPRINTF_DOPRNT): New macro.
1735 * configure.in: Add a call to GCC_FUNC_VFPRINTF_DOPRNT.
1736 (AC_CHECK_HEADERS): Remove unused check for varargs.h,sys/varargs.h.
1737 (AC_CHECK_FUNCS): Remove unused check for vprintf.
1739 * Makefile.in: Add support for linking in vfprintf.c and doprint.c.
1740 (cccp.o): Depend on gansidecl.h.
1743 * cccp.c: Convert from using PRINTF_ALIST/PRINTF_DCL to VPROTO as
1744 per the rest of gcc source.
1745 * cexp.y: Likewise. Include gansidecl.h and remove all code made
1748 * cccp.c: Remove checks for HAVE_VPRINTF and the associated code
1749 used when vfprintf is missing.
1752 * genattrtab.c: Likewise.
1753 * mips-tfile.c: Likewise.
1754 * toplev.c: Likewise.
1756 * vfprintf.c: New file.
1757 * doprint.c: New file.
1759 Thu May 7 10:18:41 1998 Jeffrey A Law (law@cygnus.com)
1761 * config/linux.h (ASM_COMMENT_START): Remove from here,
1762 * config/linux-aout.h (ASM_COMMENT_START): and here,
1763 * config/i386/linux.h (ASM_COMMENT_START): to here,
1764 * config/i386/linux-aout.h (ASM_COMMENT_START): and here.
1765 * config/i386/linux-oldld.h (ASM_COMMENT_START): Define
1768 Thu May 7 10:55:59 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
1770 * config/m68k/m68k.md (adddi3, subdi3): Properly negate the DImode
1773 Wed May 6 22:32:37 CDT 1998 Robert Lipe <robertl@dgii.com>
1775 * Makefile.in (dwarfout.o) Add toplev.h dependency.
1776 * dwarfout.c, i386.c: Include toplev.h
1777 * toplev.h: (pfatal_with_name) Add prototype.
1779 Wed May 6 19:02:29 1998 Jason Merrill <jason@yorick.cygnus.com>
1781 * Makefile.in: Fix .SUFFIXES.
1783 Wed May 6 19:31:32 1998 Alan Modra <alan@spri.levels.unisa.edu.au>
1785 * config/linux.h (ASM_COMMENT_START): Define as "#".
1786 * config/linux-aout.h (ASM_COMMENT_START): Likewise.
1788 Wed May 6 15:51:39 1998 Jim Wilson <wilson@cygnus.com>
1790 * objc/Make-lang.h (objc-parse.o): Add toplev.h dependency.
1791 * objc/objc-parse.y, objc/objc-parse.c: Regenerate.
1793 * toplev.c: Include toplev.h.
1794 * Makefile.in (c-common.o, c-convert.o, c-decl.o, c-iterate.o,
1795 c-lex.o, c-parse.o, c-pragma.o, c-typeck.o, calls.o, convert.o,
1796 dwarf2out.o, except.o, expr.o, final.o, fold-const.o, function.o,
1797 hash.o, profile.o, real.o, reg-stack.o, regclass.o, reload.o,
1798 reload1.o, stmt.o, stor-layout.o, tlink.o, tree.o, varasm.o): Add
1799 toplev.h dependency.
1801 * mips/mips.c (save_restore_insns): Change FRAME_POINTER_REGNUM to
1802 HARD_FRAME_POINTER_REGNUM.
1804 * expr.c (target_temp_slot_level): Delete duplicate definition.
1806 Wed May 6 16:46:01 1998 Jeffrey A Law (law@cygnus.com)
1808 * stmt.c (mark_seen_cases): Make it have external linkage again.
1809 * expr.h (mark_seen_cases): Add declaration, but only when tree.h
1812 * haifa-sched.c (print_value, case SUBREG): Fix typo.
1814 * i386.c (output_387_binary_op): Add some braces to avoid warnings.
1815 * i386.h (REG_CLASS_CONTENTS): Similarly.
1817 * toplev.c (-fsched-max): Delete flag.
1818 (-fsched-interblock-max-blocks,-fsched-interblock-max-insns): Likewise.
1819 * haifa-sched.c: Remove -fsched-max-N, -fsched-interblock-max-blocks-N
1820 and -fsched-interblock-max-insns-N support. Remove INTERBLOCK_DEBUG
1823 * haifa-sched.c (find_rgns): Correctly handle reducible loops with
1824 inner loops which are not reducible.
1826 * loop.c (regs_match_p): Fix typo in prototype.
1828 * regmove.c (try_auto_increment): Wrap declaration inside an
1829 #ifdef AUTO_INC_DEC.
1831 Wed May 6 17:07:47 1998 Michael Meissner <meissner@cygnus.com>
1833 * final.c (output_operand_lossage): Call fatal with the operand
1834 lossage message instead of calling abort.
1836 Wed May 6 15:37:27 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1838 * c-common.c: Convert to using ctype macros defined in system.h.
1839 * c-lex.c: Likewise.
1841 * collect2.c: Likewise.
1842 * rs6000.c: Likewise.
1843 * cpplib.c: Likewise.
1844 * fix-header.c: Likewise.
1846 * gen-protos.c: Likewise.
1847 * pexecute.c: Likewise.
1848 * protoize.c: Likewise.
1852 * tlink.c: Likewise.
1853 * toplev.c: Likewise.
1855 Wed May 6 14:44:14 1998 Gavin Koch <gavin@cygnus.com>
1857 * config/mips/r3900.h (SUBTARGET_ASM_DEBUGGING_SPEC) :
1858 Replace -gdwarf-2 with -g0.
1860 Wed May 6 11:43:18 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1862 * Makefile.in (mips-tfile.o, mips-tdump.o): Depend on system.h.
1863 * mips-tdump.c: Include system.h, remove redundant headers.
1864 * mips-tfile.c: Likewise. Also, convert all ctype function calls
1865 to calls of the macro versions defined in system.h.
1867 * objc/Make-lang.in (objc-act.o): Depend on system.h.
1868 * objc/objc-act.c: Include system.h, remove redundant headers.
1870 Wed May 6 11:21:06 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1872 * configure.in (AC_CHECK_FUNCS): Add isascii.
1873 (GCC_NEED_DECLARATIONS): Add atof.
1875 * system.h: Provide prototypes for abort, atof, atol and sbrk here.
1876 * rtl.c, rtl.h, toplev.c, tree.h: Not here.
1878 Wed May 6 10:52:49 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1880 * system.h: Wrap time.h and sys/file.h in autoconf checks.
1881 Provide default definitions for O_RDONLY and O_WRONLY here.
1883 * cccp.c, cpplib.c, fix-header.c, gcc.c, protoize.c: Not here.
1885 1998-05-06 Mark Mitchell <mmitchell@usa.net>
1887 * tree.h (IS_EXPR_CODE_CLASS): Remove bogus '3'.
1889 Wed May 6 06:35:38 1998 Robert Lipe <robertl@dgii.com>
1891 * toplev.h: New file. Protypes for functions in toplev.c.
1892 * tree.h, rtl.h: Deleted protos for functions in toplev.c.
1893 * c-common.c, c-convert.c, c-decl.c, c-iterate.c, c-lex.c,
1894 c-parse.in, c-parse.y, c-pragma.c, c-typeck.c, calls.c,
1895 convert.c, dwarf2out.c, except.c, expr.c, final.c, fold-const.c,
1896 function.c, hash.c, profile.c, real.c, reg-stack.c, regclass.c,
1897 reload.c, reload1.c, stmt.c, stor-layout.c, tlink.c, tree.c,
1898 varasm.c: include it.
1900 Wed May 6 01:09:01 1998 Jeffrey A Law (law@cygnus.com)
1901 Jim Wilson (wilson@cygnus.com)
1903 * haifa-sched.c (find_rgns): In no_loops case, fix test for leaf
1904 blocks. Check for 1 successor which is the EXIT_BLOCK.
1906 * haifa-sched.c (find_rgns): Detect unreachable blocks, including
1907 unreachable loops with more than one block.
1909 Wed May 6 08:22:24 1998 Manfred Hollstein <manfred@s-direktnet.de>
1911 * fix-header.c (write_rbrac): Add "abort" to functions which need to
1914 Wed May 6 00:09:36 1998 Jeffrey A Law (law@cygnus.com)
1916 * Check in merge from gcc2. See ChangeLog.12 for details.
1918 Tue May 5 14:33:49 1998 Jim Wilson <wilson@cygnus.com>
1920 * c-common.c (scan_char_table): Separate 's' and 'c'. 'c' does not
1921 accept 'a' flag. 'S' does accept 'a' flag.
1922 (check_format_info): When pedantic, warn for m/C/S/a/A formats,
1925 * elf64.h (MULTILIB_DEFAULTS): Move definition after mips.h include.
1927 Tue May 5 10:50:39 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
1929 * config/m68k/m68k.h: Declare functions from m68k.c used in
1930 macros and machine description.
1931 (ASM_OUTPUT_LONG_DOUBLE): Always use `l' flag in print format for
1933 (ASM_OUTPUT_FLOAT): Likewise.
1934 (ASM_OUTPUT_FLOAT_OPERAND): Likewise.
1936 Tue May 5 01:28:12 1998 Jason Merrill <jason@yorick.cygnus.com>
1938 * tree.def: Add NAMESPACE_DECL.
1939 * dwarfout.c (type_ok_for_scope): Ignore NAMESPACE_DECLs for now.
1940 * dwarf2out.c (push_decl_scope): Likewise.
1941 (scope_die_for): Likewise.
1942 * tree.c (decl_function_context): Use TREE_CODE_CLASS to determine
1943 how to get next context level.
1945 Tue May 5 01:43:16 1998 Jim Wilson <wilson@cygnus.com>
1947 * i386.c (output_fix_trunc): Add code to emulate non-popping DImode
1950 Tue May 5 01:15:06 1998 Jeffrey A Law (law@cygnus.com)
1952 * h8300.h (ADDITIONAL_REGISTER_NAMES): Add "er" registers.
1954 * reorg.c (fill_slots_from_thread): Update REG_DEAD/REG_UNUSED notes
1955 for any insns skipped at the start of a block because they were
1958 Mon May 4 20:23:51 1998 Jim Wilson <wilson@cygnus.com>
1960 * alpha.h (DBX_CONTIN_LENGTH): Decrease to 3000.
1962 1998-05-04 Ulrich Drepper <drepper@cygnus.com>
1964 * c-common.c (format_char_info): Add new field hhlen.
1965 (print_char_table, scan_char_table, time_char_table): Initialize
1966 hhlen field appropriately.
1967 (char_format_info): Recognize hh modifier and lookup correct char
1970 Mon May 4 19:15:29 1998 Jim Wilson <wilson@cygnus.com>
1972 * expr.c (expand_expr, case INDIRECT_REF): Don't optimize string
1973 reference if this is a store.
1975 Mon May 4 17:25:17 1998 Richard Henderson <rth@cygnus.com>
1977 * sparc.c (output_move_quad): Fix typo in mov_by_64 argument.
1979 Sun May 3 23:57:25 1998 Robert Lipe <robertl@dgii.com>
1981 Make UnixWare 7 bootstrap support work with final shipping product.
1982 * configure.in: (i[34567]86-*-sysv5): append, not overwrite, xm_file.
1983 Pick up xm-siglist and xm-alloca.
1984 (xm_defines): Add USG so dbxout will build.
1985 * configure: Regenerate.
1987 Sun May 3 13:51:34 PDT 1998 Richard Henderson <rth@cygnus.com>
1989 Support for official Sparc V9 ABI:
1990 * sparc.c (sparc_override_options): Force stack bias off for !arch64.
1991 Care for flag_pcc_struct_return default.
1992 (output_move_quad): Rewrite to move by halves on v9 and in the
1994 (move_quad_direction): New function.
1995 (output_fp_move_quad): Use it to determine the direction of copy.
1996 (function_arg_slotno): Return -1 for FP reg overflow as well.
1997 (function_arg_record_value*): New functions.
1998 (function_arg): Use them. Streamline unprototyped parameter passing.
1999 (function_arg_pass_by_reference): Pass TCmode by reference.
2000 (function_value): New function.
2001 * sparc.h (PTRDIFF_TYPE, SIZE_TYPE): For -pedantic's sake, don't use
2002 long long in 64-bit mode.
2003 (RETURN_IN_MEMORY): v9 returns structs < 32-bytes in regs.
2004 (DEFAULT_PCC_STRUCT_RETURN): Make the default detectable.
2005 (BASE_RETURN_VALUE_REG): Consider complex float types for arch64.
2006 (BASE_OUTGOING_VALUE_REG, BASE_PASSING_ARG_REG): Likewise.
2007 (BASE_INCOMING_ARG_REG): Likewise.
2008 (FUNCTION_VALUE): Call function_value.
2009 (FUNCTION_OUTGOING_VALUE, LIBCALL_VALUE): Likewise.
2010 * sparc.md (movdi_sp32_v9): Disable for arch64.
2011 (movsf, movdf, movtf): Sort all ulternatives using fp regs first.
2012 (call_value_address_sp64): Remove register class constraints.
2013 (call_value_symbolic_sp64): Likewise.
2014 (nonlocal_goto): Pass label reg directly to goto_handlers. Constrain
2015 v9 case to 32-bit constants.
2016 (goto_handler_and_restore_v9): Provide a version for arch64.
2017 * sparc/linux64.h (SIZE_TYPE, PTRDIFF_TYPE): Remove private definition.
2018 * sparc/sp64-aout.h (TARGET_DEFAULT): Turn on stack bias.
2019 (CPP_PREDEFINES): New.
2020 * sparc/sp64-elf.h: Likewise.
2021 (PREFERRED_DEBUGGING_TYPE): Dwarf2.
2022 (ASM_OUTPUT_DWARF2_ADDR_CONST): New.
2023 * sparc/sysv4.h (SIZE_TYPE, PTRDIFF_TYPE): Undo svr4.h's changes.
2025 Sat May 2 17:47:17 PDT 1998 Jeff Law (law@cygnus.com)
2027 * version.c: Bump for snapshot.
2029 Sat May 2 01:37:29 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
2031 * reload.c (find_reloads): Emit USEs to mark where a pseudo
2032 is reloaded with the MEM of its stack slot.
2033 * reload1.c (cannot_omit_stores): Delete.
2034 (reload): Don't initialize it.
2035 Don't apply avoid_return_reg logic to USEs.
2036 When done, remove USEs that have a REG_EQUAL note on them.
2037 (emit_reload_insns): Handle case where we have inherited a MEM.
2038 (choose_reload_regs): Likewise.
2039 (delete_output_reload): Don't use cannot_omit_stores.
2041 Thu Apr 30 18:59:03 1998 Jim Wilson <wilson@cygnus.com>
2043 * Makefile.in (cpp.info, gcc.info): Put -o option before input file.
2045 Thu Apr 30 16:57:34 1998 Michael Meissner <meissner@cygnus.com>
2047 * haifa-sched.c (print_{exp,value}): Various changes to make the
2048 debug output easier to read. Also, use only one buffer, and make
2049 sure the buffer we are passed in doesn't overflow.
2050 (safe_concat): Concatenate to a buffer without overflow.
2052 Thu Apr 30 16:57:34 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2054 * haifa-sched.c (alloc_{INSN,EXPR}_LIST): Make static to agree
2057 Wed Apr 29 21:45:16 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
2059 * sched.c (new_insn_dead_notes): Check if the register was
2060 used in the original instruction.
2061 * haifa-sched.c (new_insn_dead_notes): Likewise.
2063 Wed Apr 29 13:46:03 1998 Jim Wilson <wilson@cygnus.com>
2065 * dwarf2out.c (scope_die_for): If could not find proper scope,
2066 check for and handle tagged type with incorrect TYPE_CONTEXT.
2068 Wed Apr 29 15:34:40 1998 John Carr <jfc@mit.edu>
2070 * calls.c (expand_call): Fix recognition of C++ operator new.
2072 * alias.c (mode_alias_check): Disable type based alias detection.
2074 Wed Apr 29 15:06:42 1998 Gavin Koch <gavin@cygnus.com>
2076 * config/mips/elf.h (ASM_OUTPUT_DEF,ASM_WEAKEN_LABEL,
2077 ASM_OUTPUT_WEAK_ALIAS): Define.
2078 * config/mips/elf64.h: Same.
2079 * config/mips/r3900.h (ASM_OUTPUT_DEF,SUPPORTS_WEAK,
2080 ASM_WEAKEN_LABEL): Removed.
2082 Wed Apr 29 10:53:29 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
2084 * calls.c (expand_call): Bump the length limit on the specially
2085 recognized function names to 17.
2087 Tue Apr 28 17:53:33 1998 Jim Wilson <wilson@cygnus.com>
2089 * ginclude/stddef.h: Add check for _MACHINE_ANSI_H_ for BSD/OS
2090 when undefining macros at the end.
2092 * expr.c (expand_builtin, case BUILT_IN_MEMSET): Break if either
2093 val or len has TREE_SIDE_EFFECTS set.
2095 * sparc.md (mulsidi3): Call const v8plus and v8plus routines.
2096 (mulsidi3_v8plus, const_mulsidi3_v8plus): Delete asterisk from name.
2097 (smuldi3_highpart): Call const v8plus routine.
2098 (smulsi3_highpart_v8plus): Renamed from smulsidi3_highpart_v8plus.
2099 (const_smulsi3_highpart_v8plus): New pattern.
2100 (smulsi3_highpart_sp32): Renamed from smulsidi3_highpart_sp32.
2101 (umulsidi3): Call const v8plus routine.
2102 (umulsi3_highpart): Handle const before v8plus. Call const v8plus
2104 (umulsi3_highpart_v8plus): Renamed from umulsidi3_highpart_v8plus.
2105 (umulsi3_highpart_sp32): Renamed from umulsidi3_highpart_sp32.
2107 Tue Apr 28 08:55:26 1998 Michael Meissner <meissner@cygnus.com>
2109 * m32r.c (*_oper{and|ator}): Change enum arguments and return
2110 values to int, so they can be prototyped even in files that don't
2112 ({small,large}_insn_p): Ditto.
2113 (m32r_select_cc_mode): Ditto.
2114 (gen_compare): Ditto.
2115 (function_arg_partial_nregs): Ditto.
2116 (m32r_setup_incoming_varargs): Ditto.
2117 (init_reg_tables): Add prototype.
2118 (m32r_frame_info): Add prolog_size field.
2119 (m32r_compute_frame_size): Calculate the size of the prologue.
2120 (m32r_first_insn_address): Return prologue size.
2121 (m32r_output_function_prologue): Calculate frame size before
2122 printing out information. Print out the prologue size.
2124 * m32r.h: Prototype all functions in m32r.c.
2125 (FIRST_INSN_ADDRESS): Declare, returning prologue size.
2127 * m32r.md (bcc functions): Cast enum's to int.
2129 * m32r.c (conditional_move_operand): Silence a debug message.
2130 ({small,long}_insn): New predicates.
2132 * m32r.h (TARGET_M32R): New macro.
2133 (PREDICATE_CODES): Rearrange somewhat, add small_insn/long_insn.
2134 (HAIFA_P): Define as 1/0 depending on whether the Haifa scheduler
2136 (ISSUE_RATE): Define as 2.
2138 * m32r.md (insn_size): New attribute.
2139 ({,rev_}branch_insn): Add .s qualifier to branches believed to be
2141 (m32r): New attribute.
2143 * configure.in (enable_haifa): Switch m32r to Haifa by default.
2144 * configure: Regenerate.
2146 (Changes from Nick Clifton <nickc@cygnus.com>)
2147 * m32r.h (EXTRA_CONSTRAINT): Implement 'S' constraint to perfoirm
2148 the equivalent of a negated 'I' constraint.
2149 (PRESERVE_DEATH_INFO_REGNO_P): Define in order to allow peephole
2150 optimisation to work.
2152 * m32r.md (cmp_ne_small_const_insn): Use 'S' constriant rather
2153 than 'I' since the value is negated.
2154 (peephole): Add peephole optimisation to cope with optimization of
2155 divide and subtracts of the same operands.
2157 * m32r.c zero_and_one, emit_cond_move): Add support for MVFC.
2161 * m32r.h (PREDICATE_CODES): Add declaration of machine specific
2164 Tue Apr 28 07:25:53 1998 Manfred Hollstein <manfred@s-direktnet.de>
2166 * Makefile.in (libgcc2.ready): Revert last patch (Apr 24).
2168 Mon Apr 27 18:39:47 1998 Nick Clifton <nickc@cygnus.com>
2170 * config/arm/thumb.h (GO_IF_LEGITIMATE_ADDRESS): Check against
2171 frame_pointer_rtx not FRAME_POINTER_REGNUM.
2173 Mon Apr 27 18:36:28 1998 Jim Wilson <wilson@cygnus.com>
2175 * reg-stack.c: Revert last patch (Apr 20).
2176 (convert_regs): Set insn to PREV_INSN (next) after do while loop.
2178 * m68k/lb1sf68.asm (Laddsf$3): Fix typos in mcf5200 exg code.
2180 * loop.c (check_dbra_loop): New locals jump, first_compare, and
2181 compare_and_branch. Call get_condition to set first_compare.
2182 Set compare_and_branch to number of compare/branch instructions.
2183 Replace PREV_INSN (PREV_INSN (loop_end)) with first_compare.
2184 Replace '2' with compare_and_branch.
2186 Mon Apr 27 15:53:30 EDT 1998 Andrew MacLeod <amacleod@cygnus.com>
2188 * cplus-dem.c (demangle_qualified): Replace missing else.
2190 Mon Apr 27 20:22:08 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
2192 * sh.c (gen_ashift_hi): Don't make SUBREG of a SUBREG.
2194 Mon Apr 27 18:23:51 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
2196 * sh.c (sh_expand_prologue, sh_expand_epilogue):
2197 If TARGET_DOUBLE_ALIGN, preserve 64 bit stack alignment.
2198 * sh.h (STACK_BOUNDARY): Likewise.
2200 Mon Apr 27 17:22:48 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
2202 * sh.h (LEGITIMIZE_RELOAD_ADDRESS): Define.
2204 Mon Apr 27 08:55:23 1998 Michael Meissner <meissner@cygnus.com>
2206 * system.h (abort): If abort is not defined, and neither is
2207 USE_SYSTEM_ABORT, redefine abort to call fprintf and exit,
2208 reporting the line and filename of the error.
2210 * .gdbinit: Add breakpoints on exit and fancy_abort.
2212 * final.c (split_double): Avoid a compiler warning if
2213 BITS_PER_WORD is less than or equal to HOST_BIT_PER_WIDE_INT.
2215 * rtl.h (JUMP_{CROSS_JUMP,NOOP_MOVES,AFTER_REGSCAN}): New macros
2216 for calling jump_optimize.
2218 * toplev.c (rest_of_compilation): Call jump_optimize using JUMP_*
2219 macros, rather than 0/1's.
2221 Sun Apr 26 23:19:10 1998 Richard Henderson <rth@cygnus.com>
2223 * alpha.h (CONST_COSTS): Zero is always free.
2224 (RTX_COSTS): Add EV6 costs. Abort if alpha_cpu is unknown.
2226 Sun Apr 26 15:38:50 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
2228 * cplus-dem.c (gnu_special): Fix off-by-one bug when checking the
2229 length in the name of a virtual table.
2231 Sun Apr 26 01:21:06 1998 Richard Henderson <rth@cygnus.com>
2233 * alpha.c (print_operand): Don't add 'v' suffix for ALPHA_FPTM_N.
2235 Sat Apr 25 22:11:38 PDT 1998 Jeff Law (law@cygnus.com)
2237 * version.c: Bump for snapshot.
2239 Sat Apr 25 17:17:15 1998 Jeffrey A Law (law@cygnus.com)
2241 * fold-const.c (fold_convert): Fix typo.
2243 Sat Apr 25 17:55:54 1998 John Carr <jfc@mit.edu>
2245 * alias.c (alias_invariant): New variable.
2246 (record_base_value): New argument INVARIANT.
2247 (memrefs_conflict_p): If a register has an entry in the alias_invariant
2248 array, try substituting that value for the register.
2250 * rtl.h: Declare record_base_value.
2252 * loop.c, unroll.c: Update callers of record_base_value.
2254 * alias.c (find_base_value, find_base_term): SIGN_EXTEND and
2255 ZERO_EXTEND do not affect base values.
2257 Fri Apr 24 15:57:02 1998 Jeffrey A Law (law@cygnus.com)
2259 * dbxout.c (dbxout_type): Fix typo.
2260 (dbxout_range_type): Another HOST_WIDE_INT_PRINT_DEC fix.
2262 * configure.in: Use CC_FOR_BUILD, not BUILD_CC.
2264 Fri Apr 24 16:11:47 1998 John Carr <jfc@mit.edu>
2266 * expr.c (expand_builtin, case MEMSET): Set MEM_IN_STRUCT_P
2267 if the argument is the address of a structure or array.
2269 * configure.in: Enable Haifa scheduler by default for SPARC.
2271 Fri Apr 24 20:55:47 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
2273 * cse.c (cse_set_around_loop): Don't do optimization when
2274 new pseudos are created.
2276 Fri Apr 24 11:00:18 1998 Jeffrey A Law (law@cygnus.com)
2278 * dbxout.c (dbxout_type_fields): Use HOST_WIDE_INT_PRINT_DEC
2280 (dbxout_type_method_1, dbxout_type): Likewise.
2281 (print_int_cst_octal, print_octal, dbxout_symbol): Likewise.
2282 (dbxout_type): Fix check for when to print a type range in
2285 Fri Apr 24 16:45:03 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
2287 * (gen_shl_and, in case 1): Fix comparison with mask.
2289 Fri Apr 24 06:46:40 1998 Nick Clifton <nickc@cygnus.com>
2291 * config/arm/thumb.h (GO_IF_LEGITIMATE_ADDRESS): Disallow frame
2292 pointer as second register in REG+REG pair.
2294 Fri Apr 24 09:22:23 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2296 * c-common.c (check_format_info): Don't check for the 'x' format
2297 character twice, instead check for 'x' and 'X'
2299 Fri Apr 24 08:02:30 1998 Manfred Hollstein <manfred@s-direktnet.de>
2301 * Makefile.in (libgcc2.ready): Add explicit dependancy from
2302 $(STMP_FIXPROTO) to ensure all necessary include files have
2303 been created and to guarantee proper parallel builds.
2305 Fri Apr 24 04:42:35 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
2307 * sh.c (sh_expand_prologue, in !SH3E code): Don't push an extra
2308 register for stdarg functions.
2309 * sh.h (current_function_varargs): Declare.
2310 (FUNCTION_ARG): Ignore NAMED for stdarg functions.
2312 1998-04-23 Jim Wilson <wilson@cygnus.com>
2314 * frame.c, libgcc2.c (stdlib.h, unistd.h): Don't include when
2315 inhibit_libc is defined.
2317 * c-aux-info.c (gen_type): Use DECL_NAME only for TYPE_DECL.
2319 Thu Apr 23 19:09:33 1998 Jim Wilson <wilson@cygnus.com>
2321 * profile.c (tablejump_entry_p): New function.
2322 (branch_prob): Add code to recognize MIPS tablejump entry branch.
2323 Use tablejump_entry_p in MIPS and HPPA tablejump checking code.
2325 Thu Apr 23 15:01:13 1998 Nick Clifton <nickc@cygnus.com>
2327 * config/arm/arm.c (find_barrier): Return as soon as a barrier is
2328 found, rather than at end of the loop, after the insn has been
2331 Thu Apr 23 20:21:06 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
2333 * sh.c (gen_ashift_hi): Implement right shifts via gen_ashift.
2334 * sh.md (ashrhi3_k, lshrhi3_k, lshrhi3_m, lshrhi3, lshrhi3+1): Delete.
2336 Wed Apr 22 17:07:35 1998 Michael Meissner <meissner@cygnus.com>
2338 * loop.c (note_addr_stored): Correct function to take 2 arguments,
2341 * rtl.def (MATCH_INSN2): Add new matching pattern.
2342 * genrecog.c (add_to_sequence): Support MATCH_INSN2.
2344 Wed Apr 22 15:52:22 1998 John Carr <jfc@mit.edu>
2346 * emit-rtl.c (gen_highpart): The high part of a CONST_INT is not zero
2347 if HOST_BITS_PER_WIDE_INT is larger than BITS_PER_WORD.
2349 * final.c (split_double): Sign extend both halves of a split CONST_INT.
2351 Wed Apr 22 10:42:45 1998 Jeffrey A Law (law@cygnus.com)
2353 * mips.c (compute_frame_size): Change only argument to a HOST_WIDE_INT.
2355 Wed Apr 22 10:53:49 EDT 1998 Andrew MacLeod <amacleod@cygnus.com>
2357 * cplus-dem.c (struct work stuff): Add field for B and K mangle codes.
2358 (cplus_demangle_opname): Call mop_up_squangle.
2359 (cplus_demangle): Initialize squangle info, then call
2360 internal_cplus_demangle. (Most code moved there as well)
2361 (internal_cplus_demangle): New function, performs most of what use
2362 to be done in cplus_demangle, but is only called with this file.
2363 (squangle_mop_up): New function to clean up B and K code data.
2364 (mop_up): set pointers to NULL after freeing.
2365 (demangle_signature, demangle_template, demangle_class): Add
2366 switch elements to handle K and B codes.
2367 (demangle_prefix, gnu_special, demangle_qualified): Add
2368 code to handle K and B codes.
2369 (do_type, demangle_fund_type): Handle B and K codes.
2370 (remember_Ktype): New function to store K info.
2371 (register_Btype, remember_Btype): New functions for B codes.
2372 (forget_B_and_K_types): New function to destroy B and K info.
2374 1998-04-21 Jim Wilson <wilson@cygnus.com>
2376 * stmt.c (check_seenlabel): When search for line number note for
2377 warning, handle case where there is no such note.
2379 Tue Apr 21 20:48:37 1998 John Carr <jfc@mit.edu>
2381 * genemit.c (gen_exp): Allow machine description to set mode of
2384 Tue Apr 21 16:36:01 1998 John Carr <jfc@mit.edu>
2386 * alias.c (mode_alias_check): New function.
2387 (true_dependence, anti_dependence, output_dependence): Call
2390 Tue Apr 21 12:05:32 1998 Jeffrey A Law (law@cygnus.com)
2392 * mips.h (STACK_BOUNDARY): Allow specific targets to override.
2393 (MIPS_STACK_ALIGN): Similarly.
2395 * c-common.c (type_for_mode): Handle TI types.
2396 * c-decl.c (intTI_type_node, unsigned_int_TI_type_node): Define.
2397 (init_decl_processing): Handle TI types.
2398 * c-tree.h (intTI_type_node, unsigned_int_TI_type_node): Declare.
2400 * mips.c (block_move_loop): Test Pmode == DImode instead of
2402 (expand_block_move, save_restore_insns): Likewise.
2403 (function_prologue, mips_expand_prologue): Likewise.
2404 (mips_expand_epilogue): Likewise.
2405 * mips.h (POINTER_SIZE): Allow specific targets to override.
2406 (Pmode): Allow specific targets to override.
2407 (FUNCTION_PROFILER): Test Pmode == DImode instead of TARGET_MIPS64
2408 (POINTER_BOUNDARY, FUNCTION_MODE): Likewise.
2409 (TRAMPOLINE_TEMPLATE, TRAMPOLINE_SIZE): Likewise.
2410 (TRAMPOLINE_ALIGNMENT, INITIALIZE_TRAMPOLINE): Likewise.
2411 (CASE_VECTOR_MODE, ASM_OUTPUT_ADDR_VEC_ELT): Likewise.
2412 (ASM_OUTPUT_ADDR_DIFF_ELT, SIZE_TYPE, PTRDIFF_TYPE): Likewise.
2413 * mips.md (indirect, tablejump & casesi support): Test for
2414 Pmode == DImode instead of TARGET_MIPS64.
2415 (call patterns): Likewise.
2417 Tue Apr 21 09:43:55 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2419 * objc/sendmsg.c: Define gen_rtx_MEM() to 1, as is already done
2420 for gen_rtx(MEM, ...).
2422 Tue Apr 21 02:15:36 1998 Richard Henderson <rth@cygnus.com>
2424 * sparc.h (MACHINE_STATE_SAVE, MACHINE_STATE_RESTORE): Rewrite
2425 to not be so gross, and to properly function with PIC.
2427 Mon Apr 20 20:44:25 1998 Jim Wilson <wilson@cygnus.com>
2429 * frame.c (heapsort): Rename to frame_heapsort.
2431 * gcc.c (do_spec_1, case '['): Move flag out of loop and initialize it.
2433 Mon Apr 20 12:43:09 1998 Doug Evans <devans@canuck.cygnus.com>
2435 * flow.c (sbitmap_vector_alloc): Ensure sbitmaps properly aligned.
2437 Mon Apr 20 15:04:14 1998 John Wehle (john@feith.com)
2439 * i386.md (movsf_push, movdf_push, movxf_push): Allow memory
2440 operands during and after reload.
2442 Mon Apr 20 22:37:50 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
2444 * final.c (shorten_branches, init_insn_lengths): Move code
2445 to free label_align, uid_shuid, insn_lengths, insn_addresses
2446 and uid_align from the former function into the latter one;
2447 Add code to clear these variables.
2448 * sh.h (label_align): Remove declaration.
2450 Mon Apr 20 14:48:29 1998 Michael Meissner <meissner@cygnus.com>
2452 * gcc.c (lang_specific_driver): Declare prototype properly so
2453 fatal can be passed to it without error.
2455 * configure.in (AC_CHECK_FUNCS): Check for strchr and strrchr.
2456 * configure: Regenerate.
2457 * config.in: Add #undef's for strchr and strrchr.
2459 * protoize.c (toplevel): If we have rindex, but not strrchr, map
2461 (file_could_be_converted): Use strrchr, not rindex since rindex is
2462 not defined on Linux systems when _POSIX_SOURCE is defined.
2463 (file_normally_convertible): Ditto.
2464 (process_aux_info_file): Ditto.
2467 * rs6000.md (mov{sf,df} define_splits): When splitting a move of
2468 a constant to an integer register, don't split the insns that do
2469 the simple AND and OR operations, rather just split each word, and
2470 let the normal movsi define split handle it further.
2472 Mon Apr 20 18:19:40 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
2474 * sh.c (find_barrier): Fix bug in ADDR_DIFF_VEC handling.
2475 (split_branches): Call init_insn_lengths.
2477 Mon Apr 20 07:37:49 1998 Michael Meissner <meissner@cygnus.com>
2479 * i386.c: Include expr.h to get the change_address prototype
2482 Mon Apr 20 01:00:05 1998 H.J. Lu (hjl@gnu.org)
2484 * reg-stack.c (subst_asm_stack_regs): Change to return the last
2485 new insn generated by this function.
2486 (subst_stack_regs): Likewise.
2487 (convert_regs): Record the last newly generated insn and use
2488 it for change_stack () instead of INSN.
2490 Sun Apr 19 15:41:24 1998 Manfred Hollstein <manfred@s-direktnet.de>
2492 * fix-header.c (enum special_file): Undefine enumerators if they
2493 are already defined by include files.
2494 * fixproto (rel_source_file in unistd.h stdlib.h): Prefix file protection
2495 macro with '__' to not pollute user namespace.
2497 Sun Apr 19 02:42:06 1998 Richard Henderson <rth@cygnus.com>
2499 * haifa-sched.c (queue_to_ready): Fix typo in prototype.
2501 Sat Apr 18 23:52:35 PDT 1998 Jeff Law (law@cygnus.com)
2503 * version.c: Bump for snapshot.
2505 Sat Apr 18 18:30:22 1998 Jim Wilson <wilson@cygnus.com>
2507 * i386.md (fix_truncsfdi2+[123]): Add + to operand 1 constraints.
2509 * i386.h (CPP_CPU_DEFAULT): Renamed to CPP_CPU_DEFAULT_SPEC.
2510 Add missing -Dpentium* options.
2511 (CPP_CPU_SPEC): Delete redundant definition. Include cpp_cpu_default
2512 instead of CPP_CPU_DEFAULT.
2513 (EXTRA_SPECS): Add entry for cpp_cpu_default.
2515 Sat Apr 18 19:06:59 1998 David Edelsohn <edelsohn@mhpcc.edu>
2517 * rs6000.md (floatsidf2_loadaddr): rs6000_fpmem_offset will be
2518 negative in a stackless frame.
2519 * rs6000.c (rs6000_stack_info): Don't include fixed-size link area
2520 in stackless frame size. Support 64-bit stackless frame size.
2521 Combine fpmem offset calculations and don't add total_size to
2522 offset if not pushing a stack frame.
2524 Sat Apr 18 15:41:16 1998 Jim Wilson <wilson@cygnus.com>
2526 * regmove.c (fixup_match_1): In three places, in flag_exceptions
2527 check, change p to q.
2529 Sat Apr 18 15:30:49 1998 Jim Wilson <wilson@cygnus.com>
2531 * gcc.c (lang_specific_driver): Add new parm type to prototype.
2532 (added_libraries): New file scope static variable.
2533 (process_command): Initialize added_libraries. Pass it to
2534 lang_specific_driver.
2535 (main): Use added_libraries in check for no input files.
2537 Sat Apr 18 01:23:11 1998 John Carr <jfc@mit.edu>
2539 * sparc.c, sparc.h, sparc.md, sol2.h: Many changes related to V9
2540 code generation. Use 64 bit instructions in 32 bit mode when
2541 possible. Use V9 return instruction. UltraSPARC optimizations.
2543 * sparc.h: Change gen_rtx (CODE to gen_rtx_CODE (.
2545 Fri Apr 17 22:38:17 1998 Jeffrey A Law (law@cygnus.com)
2547 * global.c (global_alloc): Don't pass HARD_CONST (0) to find_reg,
2548 just pass zero. That will work regardless of the size of HARD_REG_SET.
2550 * libgcc2.c (__floatdisf): Fix a couple typos.
2552 Fri Apr 17 17:28:26 1998 Jim Wilson <wilson@cygnus.com>
2554 * Makefile.in (mostlyclean): Delete *.mach and *.bp files.
2556 Fri Apr 17 16:35:35 1998 Greg McGary <gkm@gnu.org>
2558 * emit-rtl.c (gen_highpart): initialize `word' properly for pseudo.
2560 Fri Apr 17 14:30:37 1998 John Carr <jfc@mit.edu>
2562 * emit-rtl.c (operand_subword_force): If a register can not be
2563 accessed by words, copy it to a pseudo register.
2565 Fri Apr 17 14:30:37 1998 Jim Wilson <wilson@cygnus.com>
2567 * rs6000/vxppc.h (CPP_SPEC): Add support for mrelocatable*.
2569 Fri Apr 17 17:01:25 1998 Michael Meissner <meissner@cygnus.com>
2571 * tree.h (mark_seen_cases): Delete declaration.
2573 Fri Apr 17 13:32:20 1998 Jeffrey A Law (law@cygnus.com)
2575 * stmt.c (mark_seen_cases): Make static and add prototype.
2577 Fri Apr 17 11:21:43 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2579 * frame.c: Include stdlib.h and unistd.h to possibly get various
2580 function prototypes. The fixproto script guarantees these header
2581 files exist on the target system.
2582 * libgcc2.c: Likewise.
2584 * gthr-single.h (__gthread_mutex_lock, __gthread_mutex_trylock,
2585 __gthread_mutex_unlock): Add __attribute__ ((__unused__)) to the
2586 function parameters.
2587 * libgcc2.c (__udiv_w_sdiv): Likewise.
2589 Thu Apr 16 22:41:02 1998 Jeffrey A Law (law@cygnus.com)
2591 * varasm.c (asm_output_bss): Add prototype.
2592 (asm_output_aligned_bss): Likewise.
2594 * unroll.c (verify_addresses): Add prototype.
2596 * toplev.c: Add many prototypes. Too many to mention here.
2598 * stmt.c (check_seenlabel): Add prototype.
2600 * rtlanal.c (reg_set_p_1): Add prototype.
2601 (reg_set_last_1): Likewise.
2603 * reorg.c (find_dead_or_set_registers): Add prototype.
2605 * regmove (try_auto_increment): Add prototype.
2607 * reg-stack.c (pop_stack): Add prototype.
2609 * recog.c (validate_replace_rtx_1): Add prototype.
2610 (find_cosntant_term_loc): Likewise.
2612 * loop.c (regs_patch_p): Add prototype.
2613 (add_label_notes, count_nonfixed_reads): Likewise.
2614 (find_single_use_in_loop): Likewise.
2615 (express_from): Surround prototype with #ifdef.
2616 (giv_sort): Similarly.
2618 * jump.c (mark_modified_reg): Add prototype.
2620 * haifa-sched.c (is_prisky): Add prototype.
2621 (queue_to_ready): Likewise.
2623 * genextract.c (gen_insn): Add prototype.
2625 * genemit.c (max_operand_1): Add prototype.
2626 (max_operand_vec, print_code, gen_exp, gen_insn): Likewise.
2627 (gen_expand, gen_explit, output_add_clobbers): Likewise.
2628 (output_init_mov_optab): Likewise.
2630 * genattrtab.c (attr_hash_add_rtx): Add prototype.
2631 (attr_hash_add_string, write_length_unit_log): Likewise.
2633 * genattr.c (init_range): Add prototype.
2635 * combine.c (sets_function_arg_p): Add prototype.
2637 * expr.c (store_constructor_field): Add prototype.
2638 (get_memory_usage_from_modifier): Likewise
2640 * expmed.c (synth_mult): Add prototype.
2641 (choose_multiplier, invert_mod2n): Likewise.
2643 * except.c (push_eh_entry): Add prototype.
2644 (pop_eh_entry, enqueue_eh_entry, dequeu_eh_entry): Likewise.
2645 (call_get_eh_context, start_dynamic_cleanup): Likewise.
2646 (start_dynamic_handler, can_throw): Likewise.
2647 (output_exception_table_entry, scan_region): Likewise.
2648 (eh_regs, set_insn_eh_region): Likewise.
2650 * dwarfout.c (decl_class_context): Add prototype.
2651 (output_inheritance_die, type_ok_for_scope): Likewise.
2653 * c-lex.c (skip_white_space_on_line): Add prototype.
2655 * alias.c (record_set): Add prototype.
2656 (find_base_term, base_alias_check): Likewise.
2658 * function.c (assign_outer_stack_local): Make static and add prototype.
2660 * haifa-sched.c (build_control_flow): Accept raw data as inputs
2661 instead of computing it locally. Callers changed.
2662 (find_rgns): Several new arguments. Callers changed.
2663 Generally clean up and comment better. Use dominators to
2664 identify reducible loops. Convert some flag arrays to bitmaps.
2665 Convert most of the code to work on pred/succ lists instead of
2666 an edge table. Add comments for future improvements.
2667 (schedule_insns): Allocate temporary tables for flow data, call
2668 routines to compute flow data and pass it along to children as
2670 (debug_control_flow): Delete. Use dump_bb_data instead.
2672 * basic-block.h (compute_dominators): Declare.
2674 * flow.c (dump_sbitmap, dump_sbitmap_vector): New debugging
2676 * basic-block.h: Declare them.
2678 Thu Apr 16 13:45:51 1998 Jim Wilson <wilson@cygnus.com>
2680 * reg-stack.c (constrain_asm_operands): Set n_alternatives to zero if
2683 Wed Apr 15 11:33:09 1998 Alexandre Petit-Bianco <apbianco@sendai.cygnus.com>
2685 * tree.c (build_expr_wfl): Use NULL_TREE if the file name is NULL.
2686 Propagate TREE_SIDE_EFFECTS and TREE_TYPE iff the encapsulated
2687 node is non NULL. Cache last file name and file name identifier node.
2689 1998-04-15 Mark Mitchell <mmitchell@usa.net>
2691 * c-common.c (declare_hidden_char_array): Use TYPE_DOMAIN to get
2692 the length of an array, not TREE_TYPE.
2694 Wed Apr 15 15:31:34 1998 Jeffrey A Law (law@cygnus.com)
2696 * flow.c (sbitmap_union_of_successors): New function.
2697 * basic-block.h (sbitmap_union_of_successors): Declare it.
2699 Wed Apr 15 12:38:03 1998 Jim Wilson <wilson@cygnus.com>
2701 * configure.in (gnu_ld): Rename to gnu_ld_flag before main loop.
2702 Set gnu_ld to gnu_ld_flag inside main loop.
2705 Wed Apr 15 14:50:05 1998 Dave Brolley <brolley@cygnus.com>
2707 * toplev.c (compile_file): Call init_parse using new interface.
2708 (init_lex): Remove declaration.
2710 * c-lex.c (init_parse): Now returns char* containing filename.
2712 Wed Apr 15 12:37:10 1998 Jeffrey A Law (law@cygnus.com)
2714 * pa.h (LEGITIMIZE_RELOAD_ADDRESS): Do nothing if not optimizing.
2716 Wed Apr 15 12:10:18 1998 Michael Meissner <meissner@cygnus.com>
2718 * Makefile.in (gen{config,flags,codes,emit}): Link in host print-rtl.o.
2719 (gen{extract,peep,opinit,output}): Ditto.
2721 * gen{attr,codes,config,emit,output}.c (insn_attr_name): Provide a
2722 global definition so print-rtl.o can be linked in.
2723 * gen{peep,recog}.c (insn_attr_name): Ditto.
2725 Tue Apr 14 07:30:57 1998 K. Richard Pixley <rich@kyoto.noir.com>
2727 * fixincludes: discard empty C++ comments, as found in sys/time.h
2730 Wed Apr 15 10:47:21 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
2732 * config/m68k/m68k.md (adddi3, subdi3): Optimize for constant
2735 Wed Apr 15 01:21:21 1998 Jeffrey A Law (law@cygnus.com)
2737 * emit-rtl.c (operand_subword): Rework slightly to avoid
2738 bogus warning from previous change.
2740 Tue Apr 14 23:39:13 1998 Richard Henderson <rth@cygnus.com>
2742 * alpha.md: Revert Oct 27 change, as it is superceeded by Kenner's
2743 Nov 8 find_replacement change. Move decls of get_unaligned_address
2744 * alpha.h: ... here.
2746 Tue Apr 14 22:00:39 1998 John Carr <jfc@mit.edu>
2748 * function.c (assign_parms): Initialize unsignedp before passing
2749 its pointer to promote_mode.
2751 * genattrtab.c (check_attr_test): Handle MATCH_INSN like MATCH_OPERAND.
2752 (write_test_expr): Allow MATCH_INSN.
2754 Tue Apr 14 21:57:57 1998 Paul Eggert <eggert@twinsun.com>
2756 * install.texi: Update section on warnings that can be safely ignored.
2758 Tue Apr 14 14:55:16 1998 Jim Wilson <wilson@cygnus.com>
2760 * mips.md (reload_outdi): Change the scratch mode from DImode to
2761 TImode. New variable scratch, used instead of operand[2] in template.
2762 Add code for MIPS16 HILO_REGNUM case where output reg is not M16_REG_P.
2764 Tue Apr 14 16:19:03 1998 Michael Meissner <meissner@cygnus.com>
2766 * expr.c (MOVE_RATIO): Set to 3 if optimizing for space.
2768 Tue Apr 14 11:31:28 1998 Krister Walfridsson <cato@df.lth.se>
2770 * i386/bsd386.h (ASM_OUTPUT_ALIGN): Redefine.
2772 Tue Apr 14 09:02:32 1998 Jeffrey A Law (law@cygnus.com)
2774 * svr4.h (ASM_DECLARE_OBJECT_NAME): Use HOST_WIDE_INT_PRINT_DEC.
2775 (ASM_FINISH_DECLARE_OBJECT): Likewise.
2777 * Idea and part of the patch from HJ.
2778 * Makefile.in: auto-host.h renamed from auto-config.h. All references
2780 (distclean): Remove auto-build.h too.
2781 * configure.in: Rename host autoconf generated file to auto-host.h.
2782 If host != build, then run autoconf to generate auto-build.h for
2783 the build machine and include it in build_xm_files.
2784 Check for wait.h and sys/wait.h.
2786 * combine.c (simplify_rtx, case TRUNCATE): Respect value of
2787 TRULY_NOOP_TRUNCATION.
2789 Mon Apr 13 11:31:49 1998 Jason Merrill <jason@yorick.cygnus.com>
2791 * tree.h (BINFO_OFFSET_ZEROP): Use integer_zerop.
2793 Sun Apr 12 20:55:32 1998 Catherine Moore <clm@cygnus.com>
2795 * invoke.texi (ld options) Include memset requirements
2796 for options -nodstdlib and -nodefaultlibs.
2798 1998-04-12 Paul Eggert <eggert@twinsun.com>
2800 This change is from an idea suggested by Arthur David Olson.
2802 * c-common.c (decl_attributes, record_function_format,
2803 check_format_info, init_function_format_info):
2804 Add support for strftime format checking.
2805 (enum format_type): New type.
2806 (record_function_format): Now static, and takes value of type
2807 enum format_type instead of int.
2808 (time_char_table): New constant.
2809 (struct function_format_info): format_type member renamed from is_scan.
2810 (check_format_info): Use `warning' rather than sprintf followed by
2811 `warning', to avoid mishandling `%' in warnings.
2812 Change `pedwarn' to `warning', since these warnings do not necessarily
2813 mean the program does not conform to the C Standard, as the code
2814 need not be executed.
2816 * c-tree.h (record_function_format): Remove decl; no longer extern.
2818 * extend.texi: Add documentation for strftime format checking.
2820 Sun Apr 12 20:23:03 1998 Jeffrey A Law (law@cygnus.com)
2822 * mips/ecoffl.h: Do not include mips.h.
2823 * mips/elf.h: Likewise.
2825 * configure.in (mips-*-ecoff): Do not mention mips/mips.h in tm_files.
2826 * mips/ecoff.h: Include "mips/mips.h".
2828 Sat Apr 11 22:42:54 PDT 1998 Jeff Law (law@cygnus.com)
2830 * version.c: Bump for snapshot.
2832 Sat Apr 11 01:24:28 1998 Jeffrey A Law (law@cygnus.com)
2834 * cse.c (count_reg_usage): Correctly handle REG_NONNEG notes.
2835 (delete_trivially_dead_insns): Renamed from delete_dead_from_cse.
2836 * toplev.c (rest_of_compilation): Call delete_trivially_dead_insns instead of delete_dead_from_cse. Also call delete_trivially_dead_insns
2837 between loop optimization passes.
2838 * rtl.h: Updated appropriately.
2840 Fri Apr 10 22:28:32 1998 Jeffrey A Law (law@cygnus.com)
2842 Reinstall this patch from Jason.
2843 * function.c (push_function_context_to): Don't call init_emit.
2845 Fri Apr 10 13:40:20 1998 Nick Clifton <nickc@cygnus.com>
2847 * rtl.c (read_skip_spaces): Prevent infinite loops upon
2848 encountering unterminated comments.
2850 Fri Apr 10 10:43:41 1998 Jeffrey A Law (law@cygnus.com)
2852 * emit-rtl.c (operand_subword): Properly handle CONST_INTs for
2855 * configure.in: Handle --with-fast-fixincludes.
2856 (fixincludes): If --with-fast-fixincludes, then use a different
2857 fixincludes program by default.
2858 * Makefile.in (fixinc.sh): New rule.
2860 Fri Apr 10 00:36:31 1998 H.J. Lu (hjl@gnu.org)
2862 * i386.md (movqi+1): Handle invalid QI register.
2863 (movsf_push-1): Likewise.
2865 Thu Apr 9 16:53:59 1998 Nick Clifton <nickc@cygnus.com>
2867 * config/m32r/m32r.c: call_address_operand(): Only accept symbolic
2869 symbolic_memort_operand(), call32_operand(), int8_operand(),
2870 int16_operand(), uint24_operand(), reg_or_int8_operand(): Removed.
2872 uint16_operand(): Made static.
2874 Thu Apr 9 01:43:04 1998 Jeffrey A Law (law@cygnus.com)
2876 * calls.c (expand_call): Fix typo.
2878 Thu Apr 9 00:18:44 1998 Dave Brolley (brolley@cygnus.com)
2880 * c-lex.c (finput): New global.
2881 (init_parse): Always included. Handle !USE_CPPLIB using
2882 code originally in compile_file.
2883 (finish_parse): Update for CPPLIB.
2884 * toplev.c (init_parse, finish_parse): Declare.
2885 (finput): Delete variable. Now in front-ends.
2886 (compile_file): Remove code which is now handled by init_parse
2887 which is unconditionally called. Similarly for finish_parse.
2889 Wed Apr 8 23:13:50 1998 Gavin Koch <gavin@cygnus.com>
2891 * config/mips/r3900.h (ASM_OUTPUT_DEF,SUPPORTS_WEAK,
2892 ASM_WEAKEN_LABEL): Add.
2894 Wed Apr 8 18:21:30 1998 Richard Henderson <rth@cygnus.com>
2896 * alpha/crtbegin.asm, alpha/crtend.asm, alpha/t-crtb: New files.
2897 * configure.in (alpha-*-linux*): Use them.
2899 Fri Apr 3 17:02:13 1998 Alexandre Petit-Bianco <apbianco@cygnus.com>
2901 * tree.def (EXPR_WITH_FILE_LOCATION): New tree node definition.
2902 * tree.h (EXPR_WFL_{NODE,FILENAME,FILENAME_NODE,LINENO,
2903 COLNO,LINECOL,SET_LINECOL,EMIT_LINE_NOTE}): New macros.
2904 (build_expr_wfl): New prototype declaration.
2905 * tree.c (build_expr_wfl): New function, to build
2906 EXPR_WITH_FILE_LOCATION nodes.
2907 (copy_node): Don't zero TREE_CHAIN if copying a
2908 EXPR_WITH_FILE_LOCATION node.
2909 * print-tree.c (print_node): Handle EXPR_WITH_FILE_LOCATION.
2910 * expr.c (expand_expr): Handle EXPR_WITH_FILE_LOCATION.
2912 Wed Apr 8 12:51:19 1998 Jeffrey A Law (law@cygnus.com)
2914 * configure.in (v850): Use t-v850.
2915 (ix86-wrs-vxworks): Recognize 786 just like other x86 configurations.
2917 * protoize.c (creat, read, write): Do not declare.
2919 * jump.c (mark_jump_label): Record REG_LABEL notes for insns which
2920 refer to the CODE_LABEL before a dispatch table.
2922 * invoke.texi: Add ARC options.
2924 * gcc.c (proces_command): Improve error message for -o with
2927 * i386/x-cygwin32 (CLIB): Link in advapi32.
2929 * alpha.h (ASM_IDENTIFY_GCC): Define to nothing.
2930 (ASM_IDENTIFY_LANGUAGE): Likewise.
2932 * i386.md (movqi recognizer): Don't perfom byte increment into
2935 * configure.in (x86-dg-dgux): Run fixinc.dgux.
2937 * i370.h: Fix typo in GEN_INT changes.
2939 * bitmap.c (bitmap_element_allocate): Use "void" for arglist instead
2940 of an empty arglist in prototype.
2942 * Makefile.in: Remove bytecode crud that crept back in after the
2945 1998-04-08 Brendan Kehoe <brendan@cygnus.com>
2947 * c-lex.h (is_class_name): Fix arg type to be tree, not void.
2948 (make_pointer_declarator, reinit_parse_for_function): Fix typo.
2950 Wed Apr 8 06:16:45 1998 Richard Earnshaw (rearnsha@arm.com)
2952 * arm.h (LEGITIMIZE_RELOAD_ADDRESS): Define.
2954 Wed Apr 8 00:44:18 1998 Bernd Schmidt (crux@pool.informatik.rwth-aachen.de>
2956 * c-lex.c (is_class_name): Delete declaration.
2957 (whitespace_cr): Make static and add prototype.
2958 * c-lex.h (make_pointer_declarator, reinit_parse_for_function,
2959 yylex, get_directive_line): Turn declarations into prototypes.
2960 (position_after_whitespace, check_newline, yyerror,, is_class_name,
2961 forget_protocol_qualifiers, remember_protocol_qualifiers): Add
2963 * genattr.c (extend_range, write_upcase, gen_attr, write_units): Add
2965 * gencodes.c (gen_insn): Add prototype.
2966 * genconfig.c (walk_insn, gen_insn, gen_expand, gen_split,
2967 gen_peephole): Add prototypes.
2968 * genflags.c (num_operands, gen_proto, gen_nonproto, gen_insn): Add
2970 * gengenrtl.c (type_from_format, accessor_from_format, special_rtx,
2971 special_format, find_formats, gendecl, genmacro, gendef, genlegend,
2972 genheader, gencode): Add prototypes.
2973 * genopinit.c (gen_insn): Add prototype.
2974 * genoutput.c (output_prologue, output_epilogue, scan_operands,
2975 process_template, validate_insn_alternatives, gen_insn, gen_peephole,
2976 gen_expand, gen_split, n_occurrences): Add prototypes.
2977 * genpeep.c (gen_peephole): Add prototype.
2978 * loop.c (find_and_verify_loops, mark_loop_jump, prescan_loop,
2979 reg_in_basic_block_p, consec_sets_invariant_p, libcall_other_reg,
2980 labels_in_range_p, count_loop_regs_set, note_addr_stored,
2981 loop_reg_used_before_p, scan_loop, replace_call_address,
2982 skip_consec_insns, libcall_benefit, ignore_some_movables,
2983 force_movables, combine_movables, rtx_equal_for_loop_p, move_movables,
2984 strength_reduce, valid_initial_value_p, find_mem_givs, record_biv,
2985 check_final_value, record_giv, update_giv_derive, basic_induction_var,
2986 simplify_giv_expr, general_induction_var, consec_sets_giv,
2987 check_dbra_loop, express_from, combine_givs_p, combine_givs,
2988 product_cheap_p, maybe_eliminate_biv, maybe_eliminate_biv_1,
2989 last_use_this_basic_block, record_initial, update_reg_last_use,
2990 iteration_info, analyze_loop_iterations, insert_bct,
2991 instrument_loop_bct, indirect_jump_in_function_p): Turn declarations
2994 Tue Apr 7 21:48:52 1998 Jeffrey A Law (law@cygnus.com)
2996 * pa.h (LEGITIMIZE_RELOAD_ADDRESS): Define.
2998 1998-04-07 Ken Raeburn <raeburn@cygnus.com>
3000 * config/mips/mips.c (siginfo): Deleted.
3001 (override_options): Don't install SIGINFO signal handler.
3003 Tue Apr 7 11:58:04 1998 Jim Wilson <wilson@cygnus.com>
3005 * loop.c (check_dbra_loop): When normalize comparison_val, add check
3006 to verify it is non-negative.
3008 Tue Apr 7 02:01:47 1998 Richard Henderson <rth@cygnus.com>
3010 * alpha.c (alpha_expand_block_move): Correctly collect block offsets.
3011 (alpha_expand_block_clear): Likewise.
3013 Mon Apr 6 23:36:01 1998 Richard Henderson <rth@cygnus.com>
3015 * tree.h (sizetype_tab): Fix previous change for K&R.
3017 Mon Apr 6 22:23:29 PDT 1998 Jeff Law (law@cygnus.com)
3019 * version.c: Bump for snapshot.
3021 Mon Apr 6 23:16:10 1998 Richard Earnshaw (rearnsha@arm.com)
3023 * configure.in (sparc-*-solaris2*): Add xm-siglist.h to xm_file.
3024 Add USG and POSIX to xm_defines.
3026 Mon Apr 6 21:49:57 1998 Bob Manson <manson@charmed.cygnus.com>
3028 * gcc.c: Add linker spec.
3029 (link_command_spec): Use %(linker) instead of ld.
3030 (main): If collect2 is requested as the linker, see if it exists;
3031 if not, use ld instead.
3033 * Makefile.in (USE_COLLECT2): It's named collect2 now, not ld.
3035 (install-collect2): Install as collect2, not ld.
3037 * configure.in(will_use_collect2): It's named collect2 now.
3039 * collect2: Remove checks to see if we were invoked recursively.
3040 (collect_execute): Use _spawnvp under cygwin32.
3042 Mon Apr 6 17:23:41 1998 Jim Wilson <wilson@cygnus.com>
3044 * haifa-sched.c (build_control_flow): Set unreachable for block whose
3045 only predecessor is itself.
3047 Mon Apr 6 16:08:04 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3049 * c-parse.in: Include system.h, and remove stuff now made redundant.
3052 * protoize.c: Likewise. Properly check for cpp stringification.
3054 * Makefile.in (c-parse.o, cccp.o, cexp.o, protoize.o, unprotoize.o):
3057 * objc/Make-lang.in (objc-parse.o): Likewise.
3059 Mon Apr 6 14:59:58 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3061 * gansidecl.h: Check if compiler supports __attribute__. Provide
3062 definitions for ATTRIBUTE_UNUSED and ATTRIBUTE_PRINTF using
3063 __attribute__ when its available. Also provide definitions for
3064 ATTRIBUTE_PRINTF_1, ATTRIBUTE_PRINTF_2 and ATTRIBUTE_PRINTF_3 in
3065 terms of ATTRIBUTE_PRINTF.
3067 * genoutput.c (process_template): Use ATTRIBUTE_UNUSED in place
3070 Mon Apr 6 07:17:52 1998 Catherine Moore <clm@cygnus.com>
3072 * combine.c (can_combine_p): Include successor in volatile test.
3074 Mon Apr 6 14:16:33 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
3076 * sh.h (CASE_VECTOR_SHORTEN_MODE): Fix logic when to set
3079 Mon Apr 6 02:03:29 1998 Jeffrey A Law (law@cygnus.com)
3081 * objc/objc-act.c (encode_aggregate_within): Avoid GNU extensions
3082 in prototype and definition.
3084 Mon Apr 6 00:48:56 PDT 1998 Jeff Law (law@cygnus.com)
3086 * version.c: Bump for snapshot.
3088 Mon Apr 6 00:08:50 1998 Richard Henderson <rth@cygnus.com>
3090 * alpha.c (alpha_expand_block_clear): Add missing offset arg to
3091 alpha_expand_unaligned_store_words.
3093 Sun Apr 5 21:31:24 1998 John Wehle (john@feith.com)
3095 * i386.md (movsf_push, movsf_mem): Remove.
3096 (movsf_push): Rename from movsf_push_nomove and move in front of
3097 movsf. Use nonmemory_operand predicate and don't bother checking
3099 (movsf_push_memory): New pattern.
3100 (movsf): Don't bother checking for push_operand. If TARGET_MOVE and
3101 both operands refer to memory then force operand[1] into a register.
3102 (movsf_normal): Change to unnamed pattern.
3103 Likewise for movdf, movxf, and friends.
3105 Sun Apr 5 18:45:51 PDT 1998 Jeff Law (law@cygnus.com)
3107 * version.c: Bump for snapshot.
3109 Sun Apr 5 16:31:10 1998 Richard Henderson <rth@cygnus.com>
3111 * configure.in (alpha-dec-osf*): Match osf1.3 correctly.
3113 Sun Apr 5 16:53:37 1998 Don Bowman <don@pixsci.com>
3115 * configure.in (mips-wrs-vxworks): New target.
3117 Sat Apr 4 23:34:32 PST 1998 Jeff Law (law@cygnus.com)
3119 * expmed.c (synth_mult): The value -1, has no zeros, so it can
3120 never have the form ...011.
3122 * version.c: Bump for snapshot.
3124 Sat Apr 4 20:16:46 1998 Richard Henderson <rth@cygnus.com>
3126 * i386.c (asm_output_function_prefix, load_pic_register):
3127 Use ASM_GENERATE_INTERNAL_LABEL properly.
3128 (output_pic_addr_const): Recognize %X to supress any PIC sym suffix.
3129 (print_operand): Ignore it.
3130 (load_pic_register): Use it for the got load call.
3131 * i386.md (prologue_set_got, prologue_get_pc): Likewise.
3132 (prologue_get_pc_and_set_got): Likewise.
3133 * i386.h: Update print_operand docs.
3135 Sat Apr 4 19:08:37 1998 Richard Henderson <rth@cygnus.com>
3137 * i386.md (ffssi, ffshi): Rewrite as define_expands.
3138 (ffssi_1, ffshi_1): New (unspec [] 5) support patterns.
3139 * i386.c (notice_update_cc): Recognize unspec 5.
3141 Sat Apr 4 18:07:16 1998 David Mosberger-Tang (davidm@mostang.com)
3143 * alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Accept '(' for s/sv/svi.
3144 * alpha.c (print_operand): Handle it.
3145 * alpha.md (fix_truncsfdi2): Use it. Add earlyclobber pattern
3147 (fix_truncdfdi2): Likewise.
3149 Sat Apr 4 17:42:05 1998 Richard Henderson <rth@cygnus.com>
3151 * tree.h (sizetype_tab[2], sbitsizetype, ubitsizetype): Merge all
3152 of these into a single struct, with additional [us]sizetype entries.
3153 * stor-layout.c (set_sizetype): Initialize [us]sizetype.
3154 * fold-const.c (size_int_wide): Don't rely on sizetype_tab being
3157 Sat Apr 4 17:04:41 1998 Richard Henderson <rth@cygnus.com>
3159 * configure.in (alpha-*-linux-*): Undo tm_file changes from gcc2 merge.
3161 Sat Apr 4 13:50:01 1998 Richard Henderson <rth@cygnus.com>
3163 * haifa-sched.c (split_block_insns): Don't supress insn splitting
3164 on subsequent passes.
3166 * alpha.c (hard_fp_register_operand): New function.
3167 * alpha.h (PREDICATE_CODES): Add it.
3168 * alpha.md (extendsidi2): Kill bogus f<-f cvtql+cvtlq case. Add an
3169 f<-m case and accompanying define_split.
3170 (trapb): Use a unique unspec_volatile number.
3172 Sat Apr 4 13:32:08 1998 Richard Henderson <rth@cygnus.com>
3174 * configure.in (alpha-*-linux-gnu*): Undo Feb 3 change brought in
3177 Sat Apr 4 10:23:41 1998 Jeffrey A Law (law@cygnus.com)
3179 * Check in merge from gcc2. See ChangeLog.11 and ChangeLog.12
3182 * haifa-sched.c: Mirror recent changes from gcc2.
3184 Fri Apr 3 00:17:01 1998 Jeffrey A Law (law@cygnus.com)
3186 * Makefile.in (insn*.o): Depend on system.h.
3188 * pa.c (output_global_address): Initialize base.
3189 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Initialize index.
3191 1998-04-03 Mike Stump <mrs@wrs.com>
3193 * gthr.h: Support systems that don't have weak, but have threads.
3194 * configure.in (*wrs-vxworks*): Use VxWorks threads by default.
3195 * gthr-vxworks.h: New file.
3196 * objc/thr-vxworks.h: Dummy file from thr-single.c for now.
3198 Thu Apr 2 18:00:52 1998 Jim Wilson <wilson@cygnus.com>
3200 * i386.md (movqi+1): Change alternative 1 from *r/r to *r/*rn.
3202 1998-04-02 Vladimir N. Makarov <vmakarov@cygnus.com>
3204 * ginclude/va-i960.h (va_end): Change void * to void.
3206 Thu Apr 2 13:51:10 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3208 * Makefile.in (choose-temp.o): Depend on system.h.
3210 * choose-temp.c: Include system.h when IN_GCC.
3212 Thu Apr 2 02:37:07 1998 Joern Rennecke (amylaar@cygnus.co.uk)
3213 Richard Henderson <rth@cygnus.com>
3215 * reload.c (find_reloads_address): Try LEGITIMIZE_RELOAD_ADDRESS.
3216 (move_replacements): New function.
3217 * reload.h: Prototype it.
3219 * alpha.h (LEGITIMIZE_RELOAD_ADDRESS): New definition.
3221 Thu Apr 2 01:01:34 1998 Richard Henderson <rth@cygnus.com>
3223 * configure (alpha-*-linuxecoff, alpha-*-linux-gnulibc1):
3226 * emit-rtl.c (gen_lowpart_common): Skip count by HARD_REGNO_NREGS.
3227 (gen_highpart): Likewise.
3228 * final.c (alter_subreg): Allow the target to hook by-mode subreg
3229 hard register number changes.
3231 Wed Apr 1 22:26:22 1998 Jeffrey A Law (law@cygnus.com)
3233 * fold-const.c optimze_bit_field_compare): Initialize rnbitpos,
3234 rnbitsize, rnmode and rinner.
3235 (make_range): Initialize type.
3236 (fold): Initialize arg0, arg1 and varop.
3238 * function.c (instantiate_virtual_regs_1): Initialize offset, regnoi
3240 (expand_function_start): Initialize last_ptr.
3242 * stor-layout.c (layout_record): Initialize desired_align.
3243 (get_best_mode): Initialize unit.
3245 * tree.c (copy_node): Initialize length.
3247 * c-lex.c (yylex): Initialize traditional_type, ansi_type and type.
3249 * caller-save.c (insert_save_restore): Initialize pat, code and
3252 * emit-rtl.c (push_to_sequence): Initialize top.
3253 (push_topmost_sequence): Likewise.
3255 * genattrtab.c (simplify_by_exploding): Initialize defval.
3257 * profile.c (branch_prob): Initialize dest.
3259 * rtl.h (note_stores): Remove duplicate prototype.
3260 (GEN_INT): Re-instate cast of second arg to HOST_WIDE_INT.
3262 * cplus-dem.c (gnu_special): Don't get confused by .<digits>
3263 strings that are not actually lengths.
3265 * genattrtab.c: Make generated file use system.h, instead of
3266 including stdio.h, etc directly.
3267 * genextract.c, genopinit.c, genoutput.c: Likewise.
3268 * genpeep.c, genrecog.c: Likewise
3270 * genoutput.c (process_template): Mark operands in the generated
3271 function as potentially unused if compiling with GNU CC.
3273 * i386/freebsd-elf.h (CPP_PREDEFINES): Update from FreeBSD folks.
3275 * pa.md (reload peepholes): Remove unused variable "mode".
3277 Wed Apr 1 17:06:19 1998 Nick Clifton <nickc@cygnus.com>
3279 * config/arm/thumb.h: Add super interworking support.
3280 * config/arm/thumb.c: Add super interworking support.
3281 * config/arm/thumb.md: Add super interworking support.
3282 * config/arm/lib1funcs.asm: Add interworking support.
3283 * config/arm/lib1thumb.asm: Add super interworking support.
3284 * config/arm/t-semi: Add interworking support.
3285 * config/arm/t-thumb: Add interworking support.
3286 * config/arm/README-interworking: New file.
3288 Wed Apr 1 14:38:10 1998 Jim Wilson <wilson@cygnus.com>
3290 * config/mips/iris6.h (MD_EXEC_PREFIX): Set to /usr/bin/.
3291 (MD_STARTFILE_PREFIX): Unset.
3293 1998-04-01 Mark Mitchell <mmitchell@usa.net>
3295 * varasm.c (make_decl_rtl): Update the DECL_ASSEMBLER_NAME for a
3296 entity in a local scope.
3298 * fold-const.c (fold): Call truthvalue_conversion for values which
3299 are folded to boolean type.
3301 Wed Apr 1 06:09:53 1998 Jeffrey A Law (law@cygnus.com)
3303 * 1750a.md, arm.c, clipper.c, clipper.md: Use GEN_INT consistently.
3304 * convex.h, dsp16xx.c, fx80.md, gmicro.c, gmicro.md: Likewise.
3305 * i370.h, i370.md, i860.c, i860.h, i860.md, i960.c: Likewise.
3306 * i960.h, i960.md, m32r.md, m68k.md, m68kv4.h, m88k.c: Likewise.
3307 * m88k.md, ns32k.c, ns32k.md, pdp11.c, pdp11.h, pdp11.md: Likewise.
3308 * pyr.c, pyr.h, pyr.md, romp.c, romp.h, romp.md: Likewise.
3309 * rs6000.md, sparc.c, sparc.h, sparc.md, spur.c, spur.md: Likewise.
3310 * tahoe.md, vax.h, vax.md, we32k.c, we32k.h, we32k.md: Likewise.
3311 * md.texi: Likewise.
3313 Wed Apr 1 08:33:44 1998 Manfred Hollstein <manfred@s-direktnet.de>
3315 * fixincludes (limits.h): Fix nested comments in Motorola's
3316 limits.h and sys/limits.h.
3318 Tue Mar 31 16:57:33 1998 Jim Wilson <wilson@cygnus.com>
3320 * alpha.c (alpha_expand_unaligned_load): Use tgt instead of addr
3321 as dest of expand_binop call.
3323 * alpha.md (extzv): Correct check for valid operand[2] values.
3325 * profile.c (branch_prob): Add code to recognize HPPA tablejump entry
3328 * toplev.c (rest_of__compilation): Call init_recog_no_volatile at end.
3330 Mon Mar 30 13:11:05 1998 Stan Cox <scox@cygnus.com>
3332 * libgcc2.c: (__main, __do_global_dtors, __do_global_ctors):
3333 For __CYGWIN32__ use the versions in winsup/dcrt0.cc.
3335 * gcc.c, cccp.c, cpplib.c, collect2.c (GET_ENVIRONMENT): Added.
3336 cygwin32 can override this to allow both unix and win32 style PATHs.
3338 * i386/xm-cygwin32.h (GET_ENVIRONMENT): Defined to allow win32
3339 style environment paths.
3341 Mon Mar 30 14:43:20 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3343 * Makefile.in (cppalloc.o, cpperror.o, cppexp.o, cpphash.o,
3344 cpplib.o, cppmain.o, fix-header.o, gcov.o, gen-protos.o,
3345 gengenrtl.o, halfpic.o, hash.o, scan-decls.o, scan.o): Depend on
3348 * cpphash.c: Include config.h.
3349 * cppalloc.c: Include system.h. Add parameters to various
3350 function prototypes.
3351 * cpperror.c: Likewise.
3352 * cppexp.c: Likewise.
3353 * cpphash.c: Likewise.
3354 * cpplib.c: Likewise.
3355 * cppmain.c: Likewise.
3356 * fix-header.c: Likewise.
3358 * gen-protos.c: Likewise.
3359 * gengenrtl.c: Likewise.
3360 * halfpic.c: Likewise.
3362 * scan-decls.c: Likewise.
3365 Mon Mar 30 11:06:45 1998 Jim Wilson <wilson@cygnus.com>
3367 * README.gnat: Add lang_print_xnode definition.
3369 Mon Mar 30 11:12:24 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
3371 * config/m68k/m68k.c (standard_68881_constant_p): Don't use
3372 fmovecr on the 68060.
3374 Mon Mar 30 00:21:03 1998 Jeffrey A Law (law@cygnus.com)
3376 * genemit.c (DONE): Rework so that it works in the true arm if
3377 an if-else conditional.
3380 Sun Mar 29 12:45:23 1998 Jeffrey A Law (law@cygnus.com)
3382 * rs6000.c: Do not include stdioh or ctype.h anymore.
3384 * Makefile.in (c-typeck.o): Delete on expr.h, insn-codes.h and
3386 (stor-layout.o): Likewise.
3387 * c-typeck.c: Include rtl.h and expr.h.
3388 * stor-layout.c: Likewise.
3390 * cpplib.c (cpp_file_line_for_message): Delete unused parameter.
3391 All callers changed.
3392 (do_sccs): Wrap in an SCCS_DIRECTIVE ifdef.
3393 * fix-header.c (cpp_file_line_for_message): Delete unused paramter.
3394 All callers changed.
3396 * collect2.c (is_in_list): Wrap inside COLLECT_EXPORT_LIST ifdef.
3398 * local-alloc.c (reg_classes_overlap_p): Delete dead function.
3400 * tree.h (lang_print_xnode): Provide prototype.
3402 Sat Mar 28 23:50:44 PST 1998 Jeff Law (law@cygnus.com)
3404 * version.c: Bump for snapshot.
3406 Sun Mar 29 00:42:21 1998 Jeffrey A Law (law@cygnus.com)
3408 * objc/sendmsg.c (__objc_block_forward): Add braces for return
3409 value if INVISIBLE_STRUCT_RETURN.
3411 * pa.c (arith_double_operand): Fix parens.
3413 * haifa-sched.c (print_pattern): Correct arg to sprintf.
3415 * Makefile.in (libgcc1.null): Make return type for __foo void.
3417 Sat Mar 28 14:37:20 1998 Jeffrey A Law (law@cygnus.com)
3419 * pa.h: Add declarations for many functions defined in pa.c.
3421 * genpeep.c (main): Remove unused variable 'i' from the generated
3424 * genemit.c (gen_expand): Do not emit "_done" or "_fail" labels.
3425 (gen_split): Likewise.
3426 (main): Rework generated definitions of DONE and FAIL so that they
3427 no longer use gotos. Avoids warnings about unused labels.
3429 * integrate.c (copy_rtx_and_substitute): Rework to avoid need for
3430 unused "junk" variable.
3432 * genattrtab.c (write_complex_function): Add a default case in
3433 generated switch statement to keep -W -Wall quiet.
3435 Sat Mar 28 10:47:21 1998 Nick Clifton <nickc@cygnus.com>
3437 * invoke.texi: Document more ARM and Thumb command line options.
3439 * config/arm/xm-thumb.h: New file.
3441 Sat Mar 28 01:37:33 1998 Craig Burley <burley@gnu.ai.mit.edu>
3443 * stmt.c (expand_expr_stmt): Must generate code for
3444 statements within an expression (gcc's `({ ... )}')
3445 even if -fsyntax-only.
3447 Sat Mar 28 01:06:12 1998 Bernd Schmidt <crux@pool.informatik.rwth-aachen.de>
3448 Jeffrey A Law (law@cygnus.com)
3450 * basic-block.h (basic_block_computed_jump_target): Declare.
3451 * flags.h: (current_function_has_computed_jump): Declare.
3452 * flow.c: (basic_block_computed_jump_target): Define.
3453 (flow_analysis): Allocate it. Set current_function_has_computed_jump
3455 (find_basic_blocks): Set current_function_has_computed_jump and
3456 elements of basic_block_computed_jump_target to 1 as appropriate.
3457 * function.c: (current_function_has_computed_jump): Define.
3458 * global.c (global_conflicts): Don't allocate pseudos into stack regs
3459 at the start of a block that is reachable by a computed jump.
3460 * reg-stack.c (stack_reg_life_analysis): If must restart, do so
3462 (subst_stack_regs): Undo change from Sep 4 1997.
3463 (uses_reg_or_mem): Now unused, deleted.
3464 * stupid.c (stupid_life_analysis): Compute
3465 current_function_has_computed_jump.
3466 (stupid_find_reg): Don't allocate stack regs if the function has a
3468 * haifa-sched.c (is_cfg_nonregular): Delete code to determine if
3469 the current function has a computed jump. Use the global value
3472 Sat Mar 28 00:21:37 1998 Jeffrey A Law (law@cygnus.com)
3474 * i386/freebsd.h (CPP_PREDEFINES): Remove __386BSD__.
3475 (DWARF2_UNWIND_INFO): Define to zero.
3477 Fri Mar 27 16:04:49 1998 Michael Meissner <meissner@cygnus.com>
3479 * gcc.c (set_std_prefix): Add declaration.
3480 (process_command): If GCC_EXEC_PREFIX is set, remove /lib/gcc-lib/
3481 suffix, and update the standard prefix prefix.c uses.
3483 * prefix.c (std_prefix): New global to hold default prefix value.
3484 (get_key_value): Change to use std_prefix instead of PREFIX.
3485 (translate_name): Ditto.
3486 (update_path): Ditto.
3487 (get_key_value): Release allocated scratch storage.
3488 (set_std_prefix): New function to reset the standard prefix.
3490 Fri Mar 27 18:08:21 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
3492 * sh.c (find_barrier): Fix calculations for alignment increase.
3494 Fri Mar 27 08:56:52 1998 Manfred Hollstein <manfred@s-direktnet.de>
3496 * Makefile.in (stmp-fixinc): If we're actually fixing include
3497 files, copy gcc's assert.h into the fixed include dir.
3498 * fixincludes (assert.h): Avoid any attempts to fix a probably
3499 broken system specific assert.h file.
3500 * fixproto (stdlib.h): Make sure, it'll contain a definition of
3503 Fri Mar 27 00:49:46 1998 Jeffrey A Law (law@cygnus.com)
3505 * regclass.c (reg_scan_mark_refs): Be more selective about
3506 when we mark a register with REGNO_POINTER_FLAG.
3508 Thu Mar 26 23:00:11 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
3510 reload inheritance improvement:
3511 * reload1.c (reg_reloaded_contents, reg_reloaded_insn):
3512 Change meaning: index is now hard reg number.
3513 (reg_reloaded_valid, reg_reloaded_dead): New variables.
3514 (reload_spill_index): Content is now a hard reg number.
3515 (reload_as_needed): Change to fit new variable meaning.
3516 (forget_old_reloads_1, allocate_reload_reg): Likewise.
3517 (choose_reload_regs, emit_reload_insns): Likewise.
3519 Thu Mar 26 18:34:13 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
3521 * regclass.c (record_reg_classes): '?' increases cost by two.
3523 * reload.c (find_reloads): Double previous costs. Output
3524 reloads cost one unit extra.
3526 * reload1.c (eliminate_regs): Delete LOAD_EXTENDED_OP code that
3527 boiled down to && ! 0.
3529 * reload.c (find_equiv_reg): Also consider a goal offset from the
3530 frame pointer to be constant.
3532 Thu Mar 26 17:34:46 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
3534 * sh.h (OPTIMIZATION_OPTIONS): Define.
3536 Thu Mar 26 00:19:47 1998 Richard Henderson <rth@cygnus.com>
3538 * combine.c (make_compound_operation): Simplify (subreg (*_extend) 0).
3540 Wed Mar 25 23:53:11 1998 Jeffrey A Law (law@cygnus.com)
3542 * pa.c (pa_adjust_cost): Avoid redundant calls to get_attr_type.
3544 Wed Mar 25 13:40:48 1998 Jim Wilson <wilson@cygnus.com>
3546 * c-common.c (check_format_info): Initialize type, is_type. New local
3547 integral_format. Don't warn for 'L' when pedantic. Do warn for 'L'
3548 when pedantic if used with integral format specifier.
3550 Wed Mar 25 16:09:01 1998 Michael Meissner <meissner@cygnus.com>
3552 * rs6000.h (FUNCTION_ARG_PADDING): Cast result to be enum
3554 (function_arg_padding): Declare.
3556 * rs6000.c: Include system.h.
3557 (function_arg_padding): Change return type to int, cast enum's to
3560 (From Kaveh R. Ghazi <ghazi@caip.rutgers.edu>)
3561 * collect2.c (scan_prog_file): Add explicit braces to avoid
3564 * dbxout.c (dbxout_type_fields): Add braces around empty body in
3566 (dbxout_type): Likewise.
3568 * rs6000.c (rs6000_override_options): Change type of `i', `j' and
3569 `ptt_size' from int to size_t.
3570 (rs6000_file_start): Likewise for `i'.
3571 (rs6000_replace_regno): Add default case in enumeration switch.
3572 (output_epilog): Remove unused variable `i'.
3573 (rs6000_longcall_ref): Remove unused variables `len', `p', `reg1'
3576 * rs6000.h (ADDITIONAL_REGISTER_NAMES): Add missing braces around
3578 (get_issue_rate, non_logical_cint_operand): Add prototype.
3579 (rs6000_output_load_toc_table): Ditto.
3581 * rs6000.md (udivmodsi4): Add explicit braces to avoid ambiguous
3584 Wed Mar 25 10:05:19 1998 Nick Clifton <nickc@cygnus.com>
3586 * config/arm/thumb.c: New File. Support for ARM's Thumb
3588 * config/arm/thumb.h: New File. Thumb definitions.
3589 * config/arm/thumb.md: New File. Thumb machine description.
3590 * config/arm/tcoff.h: New File. Thumb COFF support.
3591 * config/arm/t-thumb: New File. Thumb makefile fragment.
3592 * config/arm/lib1thumb.asm: New File. Thumb libgcc support functions.
3594 * configure.in: Add Thumb-coff target.
3595 * configure: Add Thumb-coff target.
3596 * config.sub: Add Thumb-coff target.
3598 Wed Mar 25 10:30:32 1998 Jim Wilson <wilson@cygnus.com>
3600 * loop.c (scan_loop): Initialize move_insn_first to zero.
3602 Wed Mar 25 01:06:49 1998 Joel Sherrill (joel@OARcorp.com)
3604 * config/i386/go32-rtems.h: Defined TARGET_MEM_FUNCTIONS.
3605 * config/i386/rtems.h: Likewise.
3606 * config/i960/rtems.h: Likewise.
3607 * config/m68k/rtems.h: Likewise.
3608 * config/mips/rtems64.h: Likewise.
3609 * config/pa/rtems.h: Likewise.
3610 * config/rs6000/rtems.h: Likewise.
3611 * config/sh/rtems.h: Likewise.
3612 * config/sparc/rtems.h: Likewise.
3614 Wed Mar 25 00:57:26 1998 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3616 * pa.c (emit_move_sequence): If in reload, call find_replacement.
3618 Tue Mar 24 10:44:11 1998 Nick Clifton <nickc@cygnus.com>
3620 * Makefile.in (gcov$(exeext)): Support .exe extension to gcov.
3622 * collect2.c (find_a_file): Add debugging.
3623 (find_a_file): Test for win32 style absolute paths if
3624 DIR_SERPARATOR is defined.
3625 (prefix_from_string): Add debugging.
3626 (main): Test for debug command line switch at start of program
3628 (main): Use GET_ENVIRONMENT rather than getenv().
3629 (prefix_from_env): Use GET_ENVIRONMENT.
3631 1998-03-24 Mark Mitchell <mmitchell@usa.net>
3633 * cplus-dem.c (optable): Add sizeof.
3634 (demangle_template_value_parm): New function containing code
3635 previously found in demangle_template.
3636 (demangle_integral_value): New function which handles complicated
3637 integral expressions.
3638 (demangle_template): Use them.
3640 Tue Mar 24 12:13:18 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3642 * Makefile.in (genconfig.o, genflags.o, gencodes.o, genemit.o,
3643 genopinit.o, genrecog.o, genextract.o, genpeep.o, genattr.o,
3644 genattrtab.o, genoutput.o): Depend on system.h.
3646 * genattr.c: Include system.h. Add arguments to various function
3647 prototypes. Remove redundant prototype of read_rtx().
3648 * genattrtab.c: Likewise.
3649 * gencodes.c: Likewise.
3650 * genconfig.c: Likewise.
3651 * genemit.c: Likewise.
3652 * genextract.c: Likewise.
3653 * genflags.c: Likewise.
3654 * genopinit.c: Likewise.
3655 * genoutput.c: Likewise.
3656 * genpeep.c: Likewise.
3657 * genrecog.c: Likewise.
3659 1998-03-24 Martin von Loewis <loewis@informatik.hu-berlin.de>
3661 * c-lang.c (lang_print_xnode): New function.
3662 * objc/objc-act.c (lang_print_xnode): Likewise.
3663 * print-tree.c (print_node): Call it
3665 Mon Mar 23 23:59:11 1998 H.J. Lu (hjl@gnu.org)
3667 * c-parse.in: Recognize protocol qualifiers in class
3668 definitions for objc.
3670 (yyerror): Remove redundant decl.
3671 (yyprint): Fix prototype.
3673 Mon Mar 23 23:49:47 1998 Jeffrey A Law (law@cygnus.com)
3675 * cse.c (rtx_cost): Only call CONST_COSTS if it is defined.
3677 * stmt.c (unroll_block_trees): Free block_vector if needed.
3679 Mon Mar 23 23:26:42 1998 Philippe De Muyter <phdm@macqel.be>
3681 * m68k/m68k.md (zero_extendqidi2, zero_extendhidi2): New patterns.
3682 (zero_extendsidi2): Avoid useless copy.
3683 (iordi_zext): New pattern.
3684 (iorsi_zexthi_ashl16): Pattern reworked to avoid "0" constraint for
3686 (iorsi_zext): New name for old unnamed pattern; indentation fixes.
3688 * m68k/m68k.md (ashldi_const): Allow shift count in range ]32,63].
3689 (ashldi3): Allow constant shift count in range ]32,63].
3690 (ashrdi_const, ashrid3, lshrdi_const, lshrdi3): Likewise.
3692 1998-03-22 Mark Mitchell <mmitchell@usa.net>
3694 * tree.h (IS_EXPR_CODE_CLASS): New macro.
3696 Mon Mar 23 23:18:48 1998 Jeffrey A Law (law@cygnus.com)
3698 * h8300.h (CONST_COSTS): Remove definition.
3699 (DEFAULT_RTX_COSTS): Define.
3701 Mon Mar 23 22:58:22 1998 Joel Sherrill (joel@OARcorp.com)
3703 * config/sh/rtems.h: Switched from ELF to COFF.
3705 Mon Mar 23 14:14:20 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
3707 * freebsd.h (ASM_OUTPUT_ALIGN): Redefine.
3709 Sat Mar 21 23:52:56 PST 1998 Jeff Law (law@cygnus.com)
3711 * version.c: Bump for snapshot.
3713 Sun Mar 22 00:50:42 1998 Nick Clifton <nickc@cygnus.com>
3714 Geoff Noer <noer@cygnus.com>
3716 * Makefile.in: Various fixes for building cygwin32 native toolchains.
3718 * objc/Makefile.in: Various fixes for building cygwin32 native toolchains.
3719 * objc/Make-lang.in: Likewise.
3721 * config/i386/xm-cygwin32.h (PATH_SEPARATOR): Set to a semi-colon.
3723 Sun Mar 22 00:21:46 1998 R. Ganesan <rganesan@novell.com>
3725 * configure.in: Handle with-PACKAGE=no correctly
3727 Fri Mar 20 17:36:23 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3729 * Makefile.in (alias.o, bitmap.o, c-aux-info.o, c-common.o,
3730 c-decl.o, c-iterate.o, c-lang.o, c-lex.o, c-pragma.o, c-typeck.o,
3731 caller-save.o, calls.o, collect2.o, combine.o, cse.o, dbxout.o,
3732 dwarf2out.o, dwarfout.o, emit-rtl.o, except.o, explow.o, expmed.o,
3733 expr.o, final.o, flow.o, function.o, getpwd.o, global.o,
3734 integrate.o, jump.o, local-alloc.o, loop.o, optabs.o, pexecute.o,
3735 prefix.o, print-rtl.o, print-tree.o, profile.o, real.o, recog.o,
3736 reg-stack.o, regclass.o, regmove.o, reload.o, reload1.o, reorg.o,
3737 rtl.o, rtlanal.o, sdbout.o, stmt.o, stor-layout.o, stupid.o,
3738 tlink.o, toplev.o, tree.o, unroll.o, varasm.o, xcoffout.o): Depend
3741 * alias.c, bitmap.c, c-aux-info.c, c-common.c, c-decl.c,
3742 c-iterate.c, c-lang.c, c-lex.c, c-pragma.c, c-typeck.c,
3743 caller-save.c, calls.c, collect2.c, combine.c, cse.c, dbxout.c,
3744 dwarf2out.c, dwarfout.c, emit-rtl.c, except.c, explow.c, expmed.c,
3745 expr.c, final.c, flow.c, function.c, gcc.c, getpwd.c, global.c,
3746 integrate.c, jump.c, local-alloc.c, loop.c, optabs.c, pexecute.c,
3747 prefix.c, print-rtl.c, print-tree.c, profile.c, real.c, recog.c,
3748 reg-stack.c, regclass.c, regmove.c, reload.c, reload1.c, reorg.c,
3749 rtl.c, rtlanal.c, sched.c, sdbout.c, stmt.c, stor-layout.c,
3750 stupid.c, tlink.c, toplev.c, tree.c, unroll.c, varasm.c,
3751 xcoffout.c: Include system.h. Organize include ordering so
3752 that stdarg/varargs comes before other system headers. Remove
3753 spurious casts of functions assured of a prototype in system.h.
3755 Fri Mar 20 11:19:40 1998 Stan Cox <scox@equinox.cygnus.com>
3757 * reg-stack.c (pop_stack): Define. Pops any register on the
3758 regstack and adjusts regstack.
3759 (compare_for_stack_reg): Use pop_stack.
3761 Thu Mar 19 23:51:01 1998 Jeffrey A Law (law@cygnus.com)
3763 * configure.in (hppa1.0-hp-hpux10): Handle threads for this
3766 Thu Mar 19 20:30:31 1998 Philippe De Muyter <phdm@macqel.be>
3768 * libgcc2.c (exit): Do not call __bb_exit_func if HAVE_ATEXIT.
3770 * fold-const.c (fold): Replace sign-extension of a zero extended
3771 value by a single zero extension.
3773 Thu Mar 19 00:58:07 1998 Jason Merrill <jason@yorick.cygnus.com>
3775 * except.c (init_eh): Do nothing.
3776 (save_eh_status): Call init_eh_for_function, not init_eh.
3777 * function.c (push_function_context_to): Don't call init_emit.
3779 Thu Mar 19 13:39:52 1998 Michael Meissner <meissner@cygnus.com>
3781 * rs6000/sysv4.h (RELATIVE_PREFIX_NOT_LINKDIR): Undef for System V
3784 Thu Mar 19 10:10:36 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3786 * final.c (shorten_branches): Add parentheses around +/- in
3789 * flow.c (life_analysis): Wrap variable `i' in macro ELIMINABLE_REGS.
3791 Thu Mar 19 09:15:17 1998 Manfred Hollstein <manfred@s-direktnet.de>
3793 * regclass.c (memory_move_secondary_cost): Wrap uses of
3794 SECONDARY_INPUT_RELOAD_CLASS and SECONDARY_OUTPUT_RELOAD_CLASS
3797 Thu Mar 19 09:06:35 1998 Manfred Hollstein <manfred@s-direktnet.de>
3799 * config/m68k/m68k.md (addqi3): Fix typo gen_INT vs. GEN_INT.
3801 * flow.c (life_analysis): #include <sys/types.h> to make sure
3803 * cplus-dem.c (demangle_function_name): Likewise.
3805 Thu Mar 19 09:00:01 1998 Manfred Hollstein <manfred@s-direktnet.de>
3807 * final.c (insn_noperands): Change type to unsigned int.
3808 (final_scan_insn): Likewise for noperands;
3809 properly check operand number boundaries.
3811 Wed Mar 18 16:20:30 1998 Richard Henderson <rth@cygnus.com>
3813 * alpha.md (extzv): Don't reject register operands. Fix
3816 Wed Mar 18 16:14:23 1998 Richard Henderson <rth@cygnus.com>
3818 * dbxout.c (dbxout_function_end): Fix last change. The correct
3819 predicate is ASM_OUTPUT_SECTION_NAME.
3821 Wed Mar 18 12:43:20 1998 Jim Wilson <wilson@cygnus.com>
3823 * sh.md (ashlsi_c-1): Delete 3rd argument to gen_ashlsi_c.
3824 (ashlsi): Use match_dup 1 instead of match_operand 2.
3826 Wed Mar 18 13:46:07 1998 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3828 * fold-const.c (operand_equal_for_comparison_p): See if equal
3829 when nop conversions are removed.
3831 Wed Mar 18 13:42:01 1998 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3833 * expr.c (expand_expr, case COND_EXPR): If have conditional move,
3834 don't use ORIGINAL_TARGET unless REG.
3836 Wed Mar 18 16:53:19 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
3838 * netbsd.h (ASM_OUTPUT_ALIGN): Redefine.
3840 Wed Mar 18 12:43:20 1998 Jim Wilson <wilson@cygnus.com>
3842 * loop.c (struct movable): New field move_insn_first.
3843 (scan_loop): In consec sets code, set it. Clear it otherwise.
3844 (move_movables): In consec sets code, use it. Copy REG_NOTES from
3845 p to i1 only if i1 does not have REG_NOTES. Delete obsolete ifdefed
3848 Wed Mar 18 09:52:56 1998 Richard Henderson <rth@cygnus.com>
3850 * rtl.c (read_rtx): Fall back on homebrew atoll if HOST_WIDE_INT
3851 is large, and the system doesn't provide atoll or atoq.
3854 * alpha/xm-vms.h (HAVE_ATOLL): Define.
3855 Reported by Klaus Kaempf <kkaempf@progis.de>.
3857 Wed Mar 18 09:56:26 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3859 * c-lang.c (finish_file): Wrap variable `void_list_node' with macro
3860 test !ASM_OUTPUT_CONSTRUCTOR || !ASM_OUTPUT_DESTRUCTOR.
3862 * calls.c (emit_call_1): Wrap variable `already_popped' with macro
3863 test !ACCUMULATE_OUTGOING_ARGS.
3865 * collect2.c (write_c_file_glob): Wrap function definition in
3866 macro test !LD_INIT_SWITCH.
3868 * combine.c (try_combine): Wrap variables `cc_use' and
3869 `compare_mode' in macro test EXTRA_CC_MODES.
3871 * cpplib.c (do_ident): Remove unused variable `len'.
3872 (skip_if_group): Remove unused variables `at_beg_of_line' and
3874 (cpp_get_token): Remove unused variable `dummy'.
3876 * dbxout.c (scope_labelno): Move static variable definition inside
3877 the one function scope where it is used.
3878 (dbxout_function_end): Wrap prototype and definition in
3879 macro test !NO_DBX_FUNCTION_END.
3881 * dwarf2out.c (add_subscript_info): Wrap variable `dimension_number'
3882 in macro test !MIPS_DEBUGGING_INFO.
3884 * expr.c (expand_builtin_setjmp): Move declaration of variable `i'
3885 into the scope where it is used. Wrap empty else-statement body
3888 * fix-header.c: Fix typo in comment.
3889 (inf_skip_spaces): Cast results of INF_UNGET to (void).
3890 (check_protection, main): Likewise.
3892 * flow.c (find_basic_blocks_1): Remove dangling comment text.
3894 * function.c (contains): Wrap prototype and definition in macro
3895 test HAVE_prologue || HAVE_epilogue.
3896 (fixup_var_refs_1): Remove unused variable `width'.
3898 * gen-protos.c (main): Remove unused variable `optr'.
3900 * haifa-sched.c (debug_control_flow): Remove unused variable `j'.
3902 * libgcc2.c (__udiv_w_sdiv): Provide dummy return value of 0.
3903 (__sjpopnthrow): Remove unused variable `jmpbuf'.
3904 (__throw): Remove unused variable `val'.
3906 * protoize.c: Check for a previously existing definition before
3907 defining *_OK macros.
3909 * scan-decls.c (scan_decls): Remove unused variable `old_written'.
3911 Tue Mar 17 00:45:48 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
3913 * vax.h (ADDR_VEC_ALIGN): Define.
3915 Mon Mar 16 15:57:17 1998 Michael Meissner <meissner@cygnus.com>
3917 * gcc.c (default_arg): Don't wander off the end of allocated
3920 (From Geoffrey Keating <geoffk@ozemail.com.au>)
3921 * rs6000.c (small_data_operand): Ensure that any address
3922 referenced relative to the small data area is inside the SDA.
3924 Mon Mar 16 12:55:15 1998 Jim Wilson <wilson@cygnus.com>
3926 * config/m68k/netbsd.h (ASM_SPEC): Add %{m68060}.
3928 Mon Mar 16 15:50:20 EST 1998 Andrew MacLeod <amacleod@cygnus.com>
3930 * except.h (in_same_eh_region): New prototype.
3931 (free_insn_eh_region, init_insn_eh_region): New prototypes.
3932 * except.c (insn_eh_region, maximum_uid): New static variables.
3933 (set_insn_eh_region): New static function to set region numbers.
3934 (free_insn_eh_region): New function to free EH region table.
3935 (init_insn_eh_region): New function to initialize EH region table.
3936 (in_same_eh_region): New function used to determine if two rtl
3937 instructions are in the same exception region or not.
3938 * final.c (final): Initialize the table indicating which instructions
3939 belong in which exception region.
3940 * genpeep.c (main): Add "except.h" to include file list in generated
3942 * config/sparc/sparc.md: Add calls to 'in_same_eh_region' in 4
3943 peepholes involving calls and unconditional branches.
3945 Mon Mar 16 11:16:50 1998 Jim Wilson <wilson@cygnus.com>
3947 * README.gnat: New file.
3949 Mon Mar 16 11:14:20 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
3951 * config/m68k/m68k.c: Include <stdlib.h> for atoi. Include
3952 "recog.h" for offsettable_memref_p.
3953 (legitimize_pic_address): Remove unused variable `offset'.
3954 (notice_update_cc): Change return type to void. Add default label
3956 (standard_68881_constant_p): Remove unused variable mode.
3957 (print_operand): Define local variable i only if SUPPORT_SUN_FPA.
3958 (const_int_cost): Explicitly declare as returning int.
3959 (output_dbcc_and_branch): Change return type to void.
3961 * config/m68k/linux.h, config/m68k/m68k.md, config/m68k/m68k.c,
3962 config/m68k/m68k.h: Replace gen_rtx (XXX, ...) with gen_rtx_XXX
3963 (...). Use GEN_INT instead of gen_rtx_CONST_INT.
3965 Sun Mar 15 22:30:44 PST 1998 Jeff Law (law@cygnus.com)
3967 * version.c: Bump for snapshot.
3969 Fri Mar 13 11:30:12 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
3971 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Fix logic in range
3972 check for 'M' constraint.
3974 Thu Mar 12 14:47:14 1998 Jim Wilson <wilson@cygnus.com>
3976 * cccp.c (create_definition): If pedantic, call pedwarn for macro
3979 Thu Mar 12 13:43:25 1998 Bernd Schmidt <crux@Pool.Informatik.RWTH-Aachen.DE>
3981 * i386.c (ix86_logical_operator): New function.
3982 (split_di): Ensure that when a MEM is split, the resulting MEMs have
3984 * i386.md (anddi3, xordi3, iordi3): New patterns. Add a define_split
3987 Thu Mar 12 15:13:16 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3988 Richard Earnshaw <rearnsha@arm.com>
3989 Nick Clifton <nickc@cygnus.com>
3991 * tm.texi (DEFAULT_RTX_COSTS): Document new macro.
3993 * arm.h (DEFAULT_RTX_COSTS): Define instead of RTX_COSTS.
3995 * cse.c (rtx_cost): Provide a default case in an enumeration
3996 switch, and call DEFAULT_RTX_COSTS if it's defined.
3998 Thu Mar 12 10:02:38 1998 Manfred Hollstein <manfred@s-direktnet.de>
4000 * basic-block.h (compute_preds_succs): Change return type in
4002 * flow.c (compute_preds_succs): Likewise in function definition.
4004 * regmove.c (find_matches): Cast char used as array index to unsigned char
4007 Thu Mar 12 09:39:40 1998 Manfred Hollstein <manfred@s-direktnet.de>
4009 * i386.h (RTX_COSTS): Insert braces around nested if.
4010 (ADDITIONAL_REGISTER_NAMES): Insert braces around structured
4013 * gcc.c (default_compilers): Properly put brackets around array elements in
4016 * getopt.c (_getopt_internal): Add explicit braces around nested if;
4019 * reg-stack.c (record_asm_reg_life): Add explicit braces around nested if's.
4020 (record_reg_life_pat): Add explicit parens around && and || in expression.
4021 (stack_reg_life_analysis): Add parens around assignment used as expression.
4022 (convert_regs): Likewise.
4024 Thu Mar 12 09:25:29 1998 Manfred Hollstein <manfred@s-direktnet.de>
4026 * bitmap.c (bitmap_element_allocate): Remove unused parameter;
4027 change callers accordingly.
4029 * cplus-dem.c (arm_special): Remove unused parameter work in prototype
4030 and definition; change all callers accordingly.
4032 * except.c (init_eh): Avoid assignment of unused return value of
4033 build_pointer_type; cast it to void, instead, and remove unused
4036 * gcc.c (lang_specific_driver): Define prototype only #ifdef
4037 LANG_SPECIFIC_DRIVER.
4038 (temp_names): Define only #ifdef MKTEMP_EACH_FILE.
4040 * genoutput.c (output_epilogue): Initialize next_name to 0.
4042 * real.c (efrexp): #if 0 prototype and function definition.
4043 (eremain): Likewise.
4050 * reload.c (push_secondary_reload): Define prototype only
4051 #ifdef HAVE_SECONDARY_RELOADS.
4053 * varasm.c (assemble_static_space): Define rounded only
4054 #ifndef ASM_OUTPUT_ALIGNED_LOCAL.
4056 Thu Mar 12 09:11:35 1998 Manfred Hollstein <manfred@s-direktnet.de>
4058 * i386.md (andsi): Add default case in enumeration switch.
4063 Thu Mar 12 08:37:02 1998 Manfred Hollstein <manfred@s-direktnet.de>
4065 * c-decl (finish_struct): Change type of min_align to unsigned.
4067 * cplus-dem.c (demangle_function_name): Change type of variable i to size_t;
4068 remove unused variable len.
4070 * dwarf2out.c (reg_save): Add explicit cast of -1 to unsigned and a
4071 comment indicating this is proper behaviour.
4072 (reg_loc_descriptor): Remove redundant comparison of unsigned variable
4074 (based_loc_descr): Likewise.
4076 * enquire.c (bitpattern): Change type of variable i to unsigned.
4078 * final.c (output_asm_insn): Don't cast insn_noperands to unsigned.
4080 * flow.c (life_analysis): Change type of variable i to size_t;
4081 remove unused variable insn.
4083 * gcc.c (translate_options): Change type of variables optlen, arglen and
4085 (input_filename_length): Change type to size_t.
4086 (do_spec_1): Change type of variable bufsize to size_t.
4087 (main): Change type of variables i and j to size_t;
4088 remove subblock local definition of variable i.
4089 (lookup_compiler): Change type of second argument to size_t;
4090 change type of variable i to size_t.
4092 * genemit.c (output_init_mov_optab): Change type of variable i to size_t.
4094 * genopinit.c (get_insn): Change type of variable pindex to size_t.
4096 * genrecog.c (add_to_sequence): Change type of variable i to size_t.
4098 * global.c (global_alloc): Change type of variable i to size_t.
4100 * regclass.c (init_reg_sets): Change type of variables i and j to unsigned.
4102 * stmt.c (expand_end_bindings): Change type of variable i to size_t.
4103 (expand_end_case): Change type of variable count to size_t.
4105 * toplev.c (main): Change type of variable j to size_t.
4106 (set_target_switch): Change type of variable j to size_t.
4107 (print_switch_values): Change type of variable j to size_t;
4108 remove unused variable flags.
4110 * varasm.c (assemble_variable): Change type of variable align to size_t.
4111 (const_hash_rtx): Change type of variable i to size_t.
4113 1998-03-11 Mark Mitchell <mmitchell@usa.net>
4115 * dbxout.c (dbxout_type_methods): Only treat TYPE_METHODS as a
4116 TREE_VEC if that's what it really is.
4118 Wed Mar 11 15:16:01 1998 Michael Meissner <meissner@cygnus.com>
4120 * {haifa-,}sched.c (rank_for_schedule): Only take void * arguments
4123 Wed Mar 11 12:05:20 1998 Teemu Torma <tot@trema.com>
4125 * gthr.h: Changed the comment about return values.
4126 * gthr-solaris.h (__gthread_once): Do not use errno; return the
4127 error number instead of -1.
4128 (__gthread_key_create): Any non-zero return value is an error.
4129 * libgcc2.c (eh_context_initialize): Check for non-zero return
4130 value from __gthread_once.
4131 Check that the value of get_eh_context was really changed.
4133 Wed Mar 11 18:26:25 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
4135 * sh.h (LOOP_ALIGN): Only align when optimizing.
4136 * sh.c (find_barrier): Clear inc for CODE_LABELs.
4137 When not optimizing, calculate alignment for BARRIERs directly.
4139 Wed Mar 11 15:07:18 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
4141 * final.c (shorten_branches): Remove conditionalizing on
4142 SHORTEN_WITH_ADJUST_INSN_LENGTH
4143 * sh.h, pa.h (SHORTEN_WITH_ADJUST_INSN_LENGTH): Remove.
4145 Wed Mar 11 02:37:41 1998 Jeffrey A Law (law@cygnus.com)
4147 * flow.c (find_basic_blocks_1): Keep the cfg accurate when removing
4148 an unconditional jump around deleted blocks.
4150 Mon Mar 9 12:02:23 1998 Jim Wilson <wilson@cygnus.com>
4152 * profile.c (branch_prob): If see computed goto, call fatal instead of
4155 * config/mips/sni-svr4.h (CPP_PREDEFINE): Add -DSNI and -Dsinix.
4157 * configure.in (alpha-dec-osf): Add default case for osf* to switch.
4158 Patch from Bruno Haible.
4160 * function.c (put_reg_into_stack): Copy MEM_IN_STRUCT_P from new.
4161 (assign_parms): Set aggregate if hide_last_arg and last_named.
4163 Mon Mar 9 19:57:56 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
4165 * final.c (shorten_branches): Initialize insn_addresses.
4167 Mon Mar 9 14:10:23 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
4169 * sh.h (MUST_PASS_IN_STACK): Define.
4171 Sun Mar 8 13:01:56 1998 Jeffrey A Law (law@cygnus.com)
4173 * final.c (shorten_branches): Fix minor logic error in
4174 ADDR_DIFF_VEC shortening support.
4176 Sun Mar 8 02:17:42 PST 1998 Jeff Law (law@cygnus.com)
4178 * version.c: Bump for snapshot.
4180 Sat Mar 7 00:54:15 1998 Jeffrey A Law (law@cygnus.com)
4182 * haifa-sched.c (is_cfg_nonregular): Change return type to
4183 an int. No longer compute "estimated" number of edges. Use
4184 computed_jump_p instead of duplicating the code. Fixup/add
4186 (build_control_flow): Returns a value indicating an irregularity
4187 in the cfg was detected. Count the number of edges in the cfg.
4188 allocate various edge tables.
4189 (find_rgns): No longer look for unreachable blocks.
4190 (schedule_insns): Do not allocate memory for edge tables here.
4191 Free memory for edge tables before returning. Do not perform
4192 cross block scheduling if build_control_flow returns nonzero.
4193 * flow.c (compute_preds_succs): More accurately determine when
4196 * basic-block.h (free_basic_block_vargs): Provide prototype.
4198 * cccp.c (main): Fix dumb mistakes in last change.
4200 Fri Mar 6 21:28:45 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
4202 * rtl.h (addr_diff_vec_flags): New typedef.
4203 (union rtunion_def): New member rt_addr_diff_vec_flags.
4204 (ADDR_DIFF_VEC_FLAGS): New macro.
4206 * sh.c (output_branch): Fix offset overflow problems.
4208 * final.c (shorten_branches): Implement CASE_VECTOR_SHORTEN_MODE.
4209 (final_scan_insn): New argument BODY for ASM_OUTPUT_ADDR_DIFF_ELT.
4210 * rtl.def (ADDR_DIFF_VEC): Three new fields (min, max and flags).
4211 * stmt.c (expand_end_case): Supply new arguments to
4212 gen_rtx_ADDR_DIFF_VEC.
4213 * 1750a.h (ASM_OUTPUT_ADDR_DIFF_ELT): New argument BODY.
4214 * alpha.h, arc.h, clipper.h, convex.h : Likewise.
4215 * dsp16xx.h, elxsi.h, fx80.h, gmicro.h, h8300.h : Likewise.
4216 * i370.h, i386.h, i860.h, i960.h, m32r.h, m68k.h, m88k.h : Likewise.
4217 * mips.h, mn10200.h, mn10300.h, ns32k.h, pa.h, pyr.h : Likewise.
4218 * rs6000.h, sh.h, sparc.h, spur.h, tahoe.h, v850.h : Likewise.
4219 * vax.h, we32k.h, alpha/vms.h, arm/aof.h, arm/aout.h : Likewise.
4220 * i386/386bsd.h, i386/freebsd-elf.h : Likewise.
4221 * i386/freebsd.h, i386/linux.h : Likewise.
4222 * i386/netbsd.h, i386/osfrose.h, i386/ptx4-i.h, i386/sco5.h : Likewise.
4223 * i386/sysv4.h, m68k/3b1.h, m68k/dpx2.h, m68k/hp320.h : Likewise.
4224 * m68k/mot3300.h, m68k/sgs.h : Likewise.
4225 * m68k/tower-as.h, ns32k/encore.h, sparc/pbd.h : Likewise.
4226 * sh.h (INSN_ALIGN, INSN_LENGTH_ALIGNMENT): Define.
4227 (CASE_VECTOR_SHORTEN_MODE): Define.
4228 (short_cbranch_p, align_length, addr_diff_vec_adjust): Don't declare.
4229 (med_branch_p, braf_branch_p): Don't declare.
4230 (mdep_reorg_phase, barrier_align): Declare.
4231 (ADJUST_INSN_LENGTH): Remove alignment handling.
4232 * sh.c (uid_align, uid_align_max): Deleted.
4233 (max_uid_before_fixup_addr_diff_vecs, branch_offset): Deleted.
4234 (short_cbranch_p, med_branch_p, braf_branch_p, align_length): Deleted.
4235 (cache_align_p, fixup_aligns, addr_diff_vec_adjust): Deleted.
4236 (output_far_jump): Don't use braf_branch_p.
4237 (output_branchy_insn): Don't use branch_offset.
4238 (find_barrier): Remove checks for max_uid_before_fixup_addr_diff_vecs.
4239 Remove paired barrier stuff.
4240 Don't use cache_align_p.
4241 Take alignment insns into account.
4242 (fixup_addr_diff_vecs): Reduce to only fixing up the base label of
4244 (barrier_align, branch_dest): New function.
4245 (machine_dependent_reorg, split_branches): Remove infrastructure
4246 for branch shortening that is now provided in the backend.
4247 * sh.md (short_cbranch_p, med_branch_p, med_cbranch_p): New attributes.
4248 (braf_branch_p, braf_cbranch_p): Likewise.
4249 (attribute length): Use new attributes.
4250 (casesi_worker): Get mode and unsignednedd from ADDR_DIFF_VEC.
4251 (addr_diff_vec_adjust): Delete.
4252 (align_2): Now a define_expand.
4253 (align_log): Now length 0.
4255 Fri Mar 6 14:41:33 1998 Michael Meissner <meissner@cygnus.com>
4257 * m32r.md (right): Correctly check for length == 2, not 1.
4259 Fri Mar 6 14:00:04 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4261 * mips/mips.h: Prototype `machine_dependent_reorg'.
4262 (ASM_OUTPUT_ALIGN): Remove unused variable `mask'.
4264 Fri Mar 6 11:43:35 1998 Joern Rennecke (amylaar@cygnus.co.uk)
4266 * final.c (shorten_branches): Restore accidentally removed code.
4268 Fri Mar 6 11:00:49 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
4270 * configure.in: Remove duplicate uses of AC_PROG_CC and
4273 Fri Mar 6 00:59:30 1998 Richard Henderson <rth@cygnus.com>
4275 * configure.in (target_cpu_default2): Correct typo for alphapca56.
4277 Thu Mar 5 23:24:50 1998 Jeffrey A Law (law@cygnus.com)
4278 Doug Evans (devans@cygnus.com)
4280 * haifa-sched.c (build_jmp_edges): Delete dead function.
4281 (build_control_flow): Use cfg routines from flow.c
4282 (schedule_insns): Remove debugging code accidentally checked
4285 * basic-block.h: Add external integer list structures, typdefs,
4286 accessor macros and function declarations. Simlarly for
4287 basic block pred/succ support and simple bitmap stuff.
4288 * flow.c: Add functions for integer list, basic block pred/succ
4289 support and simple bitmap support.
4290 (compute_dominators): New function to compute dominators and
4292 (find_basic_blocks): Split into two functions.
4293 (life_analysis): Likewise.
4294 (flow_analysis): Removed. Now handled by calling find_basic_blocks,
4295 the life_analysis from toplev.c
4296 * toplev.c (rest_of_compilation): Call find_basic_blocks, then
4297 life_analysis instead of flow_analysis.
4299 Thu Mar 5 23:06:26 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
4301 * jump.c (jump_optimize): Call mark_jump_label also for deleted
4303 (mark_jump_label): Don't increment ref counts for deleted insns.
4305 Thu Mar 5 09:55:15 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4307 * mips/iris6.h (TARGET_DEFAULT): Parenthesize macro definition.
4309 * mips/mips.c: Include stdlib.h and unistd.h.
4310 (mips_asm_file_end): Add braces around empty body in an if-statement.
4311 (function_prologue): Wrap variable `fnname' in
4312 !FUNCTION_NAME_ALREADY_DECLARED. Correct format specifier in fprintf.
4313 (mips_select_rtx_section, mips_select_section): Declare as void.
4315 * mips/mips.h: Add prototypes for extern functions in mips.c.
4316 (FUNCTION_ARG_REGNO_P): Add parentheses around && within ||.
4317 (ENCODE_SECTION_INFO): Add braces around empty body in an
4320 * mips/mips.md (movdi): Add parentheses around && within ||.
4321 (movsf, movdf): Likewise.
4322 (branch_zero, branch_zero_di): Add default case in
4326 Thu Mar 5 02:45:48 1998 Richard Henderson <rth@cygnus.com>
4328 * alpha/alpha.h (TARGET_WINDOWS_NT, TARGET_OPEN_VMS): Just make them
4329 real constants, since they can't be changed.
4330 (TARGET_AS_CAN_SUBTRACT_LABELS): New.
4331 * alpha/alpha.md (builtin_setjmp_receiver): Use it.
4332 * alpha/osf.h (TARGET_AS_CAN_SUBTRACT_LABELS): New.
4333 * alpha/osf2or3.h (TARGET_AS_CAN_SUBTRACT_LABELS): New.
4334 * alpha/vms.h (TARGET_OPEN_VMS): New.
4335 * alpha/win-nt.h (TARGET_WINDOWS_NT): New.
4337 Thu Mar 5 02:41:27 1998 Richard Henderson <rth@cygnus.com>
4339 * reload.c (find_reloads): Always force (subreg (mem)) to be
4340 reloaded if WORD_REGISTER_OPERATIONS.
4342 Thu Mar 5 02:14:44 1998 Richard Henderson <rth@cygnus.com>
4344 * haifa-sched.c (free_list): Rename from free_pnd_lst.
4345 (free_pending_lists): Rename free_pnd_lst uses.
4346 (remove_dependence): Place expunged element on unused_insn_list.
4347 (alloc_INSN_LIST, alloc_EXPR_LIST): New. Change all callers of
4348 gen_rtx_*_LIST and alloc_rtx to use them.
4349 (compute_block_backward_dependences): Free the reg_last_* lists.
4351 Thu Mar 5 00:05:40 1998 Jeffrey A Law (law@cygnus.com)
4353 * cccp.c (main): Avoid undefined behavior when setting pend_includes
4356 Wed Mar 4 21:58:25 1998 Franz Sirl <franz.sirl-kernel@lauterbach.com>
4358 * rs6000/linux.h: don't define DEFAULT_VTABLE_THUNKS to 1 if
4359 USE_GNULIBC_1 is defined
4360 * configure.in: add a new case powerpc-*-linux-gnulibc1 which
4361 includes the t-linux-gnulibc1 fragment
4363 Wed Mar 4 12:11:36 1998 Jim Wilson <wilson@cygnus.com>
4365 * mips.md (movdf_internal1a): Fix misplaced parenthesis in condition.
4367 Wed Mar 4 18:47:48 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
4369 * final.c (final_scan_insn, case CODE_LABEL: Cleanup.
4371 Wed Mar 4 15:51:19 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
4373 * final.c (shorten_branches): Tag the loop alignment onto the
4374 first label after NOTE_INSN_LOOP_BEG even if there is an
4377 Tue Mar 3 21:48:35 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
4379 * final.c (insn_current_reference_address):
4380 Use SEQ instead of BRANCH as argument to align_fuzz, to get a
4381 proper alignment chain.
4383 * final.c (max_labelno): New static variable.
4384 (final_scan_insn): Check max_labelno before outputting an
4385 alignment for a label.
4386 (shorten_branches): Remove unused variable length_align.
4388 Tue Mar 3 14:27:23 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4390 * sparc.c (ultrasparc_adjust_cost): Add default case in
4393 * sparc.h: Add prototypes for extern functions defined in
4396 Tue Mar 3 10:00:11 1998 Nick Clifton <nickc@cygnus.com>
4398 * toplev.c: Only generate <name>.dbr file when dumping RTL if
4399 DEALY_SLOTS is defined.
4401 Tue Mar 3 07:36:37 1998 Manfred Hollstein <manfred@s-direktnet.de>
4403 * reorg.c (fill_eager_delay_slots): Add new argument delay_list
4404 in call to fill_slots_from_thread.
4406 Mon Mar 2 13:45:03 1998 Richard Henderson <rth@cygnus.com>
4408 * alpha/linux.h (CPP_PREDEFINES): Correct connecting whitespace
4409 to SUB_CPP_PREDEFINES. Reported by asun@saul4.u.washington.edu.
4411 Mon Mar 2 22:59:28 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
4413 * final.c (insn_last_address, insn_current_align, uid_align):
4415 (in_align_chain, align_fuzz, align_shrink_fuzz): New functions.
4416 (insn_current_reference_address): Likewise.
4417 (shorten_branches, final_scan_insn): Implement LABEL_ALIGN,
4418 LABEL_ALIGN_AFTER_BARRIER and LOOP_ALIGN target macros.
4419 (label_to_alignment): New function.
4420 * genattrtab.c (write_test_expr): If one of LABEL_ALIGN,
4421 LABEL_ALIGN_AFTER_BARRIER or LOOP_ALIGN is defined, call
4422 insn_current_reference_address instead of insn_current_address.
4423 (or_attr_value, write_length_unit_log): New functions.
4424 (main): Call write_length_unit_log.
4425 (write_const_num_delay_slots): Output extra '\n'.
4426 * alpha.h (ASM_OUTPUT_LOOP_ALIGN, ASM_OUTPUT_ALIGN_CODE):
4428 (LOOP_ALIGN, ALIGN_LABEL_AFTER_BARRIER).
4429 * i386.h, i386/osfrose.h, i386/svr3dbx.h, m68k.h, sparc.h: Likewise.
4430 * arc.h, m32r.h (ASM_OUTPUT_LOOP_ALIGN): replace with:
4432 * i960.h, m88k.h: (ASM_OUTPUT_ALIGN_CODE): Replace with:
4433 (LABEL_ALIGN_AFTER_BARRIER).
4434 * ns32k/encore.h, ns32k/merlin.h, ns32k.h, ns32k/sequent.h: Likewise.
4435 * ns32k/tek6000.h: Likewise.
4436 * i386/gas.h (ASM_OUTPUT_LOOP_ALIGN, ASM_OUTPUT_ALIGN_CODE): Delete.
4437 * i386.md (casesi+1): Use ASM_OUTPUT_ALIGN instead of
4438 ASM_OUTPUT_ALIGN_CODE.
4440 Mon Mar 2 01:05:50 PST 1998 Jeff Law (law@cygnus.com)
4442 * version.c: Bump for snapshot.
4444 Mon Mar 2 00:52:18 PST 1998 Jeff Law (law@cygnus.com)
4446 * version.c: Bump for snapshot.
4448 Sun Mar 1 18:25:49 1998 Michael P. Hayes <michaelh@ongaonga.chch.cri.nz>
4450 * reorg.c (fill_slots_from_thread): Don't steal delay list from target
4451 if condition code of jump conflicts with opposite_needed.
4453 * reorg.c (fill_slots_from_thread): Mark resources referenced in
4454 opposite_needed thread. Return delay_list even when cannot get
4455 any more delay insns from end of subroutine.
4457 Sun Mar 1 18:26:21 1998 Ken Rose (rose@acm.org)
4459 * reorg.c (fill_slots_from_thread): New parameter, delay_list.
4460 All callers changed.
4462 Sun Mar 1 18:25:37 1998 Bruno Haible <bruno@linuix.mathematik.uni-karlsruhe.de>
4464 * frame.c (start_fde_sort, fde_split, heapsort, fde_merge,
4465 end_fde_sort): New functions for fast sorting of an FDE array.
4466 (fde_insert): Simplified.
4467 (add_fdes): Change argument list.
4468 (frame_init): Use the new functions.
4470 Sun Mar 1 18:06:21 1998 Jeffrey A Law (law@cygnus.com)
4472 * ginclude/va-ppc.h (va_arg): Fix typo in long long support.
4474 * i386.c (reg_mentioned_in_mem): Fix dangling else statement.
4476 * fold-const.c (fold_range_test): Always return a value.
4478 Sun Mar 1 17:57:34 1998 Mumit Khan <khan@xraylith.wisc.edu>
4480 * config/i386/winnt.c (i386_pe_unique_section): Put read-only
4481 data in the text section unless READONLY_DATA_SECTION is defined.
4483 Sun Mar 1 17:48:46 1998 Jeffrey A Law (law@cygnus.com)
4485 * c-parse.in (undeclared variable error): Tweak error message to
4488 Sun Mar 1 10:22:36 PST 1998 Jeff Law (law@cygnus.com)
4490 * version.c: Bump for snapshot.
4492 1998-02-28 Mark Mitchell <mmitchell@usa.net>
4494 * final.c (final_scan_insn): Undo overzealous removal of `set'.
4496 Sat Feb 28 07:54:03 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4498 * pa.h (CONST_COSTS): When checking the CONST_DOUBLE enumerated
4499 case, add parentheses to specify the proper order of precedence in
4503 * c-aux-info.c: Include string.h/strings.h.
4505 * pa.c: Include stdlib.h.
4506 (pa_combine_instructions): Prototype the function.
4507 (pa_can_combine_p, forward_branch_p, shadd_constant_p): Likewise.
4508 (reloc_needed): Add default case for enumeration switch.
4509 (remove_useless_addtr_insns): Remove unused variable `all'.
4510 (hppa_expand_prologue): Add explicit braces to avoid
4512 (output_function_epilogue): Remove unused variable `i'.
4513 (output_millicode_call): Remove unused variable `link'.
4514 (shadd_constant_p, forward_branch_p): Make the function static.
4515 (following_call): Explicitly declare to return int.
4516 (pa_reorg): Declare as void.
4517 (pa_combine_instructions): Declare as static void. Add
4518 parentheses around && within ||.
4520 * pa.h: Add prototypes for pa_reorg, symbolic_operand,
4521 following_call, function_label_operand, lhs_lshift_cint_operand
4524 * pa.md: Add parentheses around && within ||.
4526 * cppalloc.c: Include stdlib.h.
4528 * cpperror.c (cpp_print_containing_files): Remove unused variable
4529 `i'. Fix format specifier in fprintf.
4531 * cse.c (cse_around_loop): Add explicit braces to avoid
4533 (delete_dead_from_cse): Wrap variable `tem' in macro HAVE_cc0.
4535 * expr.c (expand_expr): Add parentheses around && within ||.
4537 * final.c (app_enable): Replace fprintf with fputs where there are
4538 no format specifiers and no trailing argument after the string.
4539 Eg, when printing ASM_APP_ON/ASM_APP_OFF.
4540 (app_disable): Likewise.
4541 (final_end_function): Likewise.
4542 (final_scan_insn): Likewise. Remove unused variable `set'.
4543 (profile_function): Wrap empty if-statement body in {} brackets.
4545 * function.c: Include stdlib.h.
4546 (pad_below): Wrap prototype and definition in ARGS_GROW_DOWNWARD.
4547 (reposition_prologue_and_epilogue_notes): Add parentheses
4548 around assignment used as truth value.
4550 * integrate.c (expand_inline_function): Wrap variable
4551 `cc0_insn' in macro HAVE_cc0.
4553 * jump.c (jump_optimize): Wrap variable `q' in macro
4554 HAVE_cc0. Remove unused variable `prev1'.
4556 * libgcc2.c (__bb_exit_trace_func): Add parentheses around &&
4557 within ||. Fix format specifier in fprintf.
4558 (__bb_init_prg): Add parentheses around assignment used as
4561 * local-alloc.c: Include stdlib.h.
4562 (requires_inout): Add parentheses around assignment used
4565 * loop.c (analyze_loop_iterations): Wrap prototype and definition
4566 in macro HAVE_decrement_and_branch_on_count.
4567 (insert_bct, instrument_loop_bct): Likewise.
4568 (move_movables): Add parentheses around assignment used as
4570 (consec_sets_invariant_p): Likewise.
4571 (maybe_eliminate_biv_1): Wrap variable `new' in macro HAVE_cc0.
4573 * objc/objc-act.c: Include stdlib.h.
4574 (lookup_method_in_protocol_list): Wrap empty else-statement body
4576 (lookup_protocol_in_reflist): Likewise.
4577 (objc_add_static_instance): Remove unused variables `decl_expr'
4579 (get_objc_string_decl): Remove unused variable `decl'.
4580 (generate_static_references): Remove unused variables `idecl' and
4582 (check_protocols): Wrap empty else-statement body in braces.
4584 * protoize.c: Include stdlib.h.
4585 (substr): Add parentheses around assignment used as truth value.
4586 (abspath): Likewise.
4587 (shortpath): Likewise.
4589 * regmove.c (fixup_match_1): Add parentheses around assignment
4590 used as truth value.
4592 * reload.c (push_secondary_reload): Remove unused variable `i'.
4593 (find_reloads): Add parentheses around assignment used as truth
4596 * reload1.c: Include stdlib.h.
4598 * rtl.h: Correct typo in prototype of offsettable_memref_p.
4600 * stmt.c (add_case_node): Add parentheses around assignment used
4602 (case_tree2list): Likewise.
4604 * tree.c (valid_machine_attribute): Wrap variable `decl_attr_list'
4605 in macro VALID_MACHINE_DECL_ATTRIBUTE. Wrap variable
4606 `type_attr_list' in macro VALID_MACHINE_TYPE_ATTRIBUTE.
4607 (merge_attributes): Add explicit braces to avoid ambiguous
4610 * unroll.c (copy_loop_body): Wrap variable `cc0_insn' in
4613 * varasm.c: Include stdlib.h.
4616 * system.h: Remove sys/stat.h.
4617 * gcc.c: Add sys/stat.h.
4619 * genattr.c: Wrap prototype of `free' in NEED_DECLARATION_FREE.
4620 * genattrtab.c: Likewise.
4621 * genconfig.c: Likewise.
4622 * genemit.c: Likewise.
4623 * genextract.c: Likewise.
4624 * genflags.c: Likewise.
4625 * genopinit.c: Likewise.
4626 * genoutput.c: Likewise.
4627 * genpeep.c: Likewise.
4628 * genrecog.c: Likewise.
4629 * tlink.c: Likewise. Also wrap `getenv' in NEED_DECLARATION_GETENV.
4631 Fri Feb 27 11:02:47 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
4633 * invoke.texi: Use @itemx for a secondary item in a @table.
4635 * config/m68k/m68k.md (movsf+1): Optimize moving a CONST_DOUBLE
4638 Thu Feb 26 00:13:21 1998 Ian Lance Taylor <ian@cygnus.com>
4640 * choose-temp.c: Fix handling of sys/file.h to work in libiberty.
4642 Wed Feb 25 23:40:54 1998 Jeffrey A Law (law@cygnus.com)
4644 * i386.c (struct machine_function): Add new fields for PIC stuff.
4645 (save_386_machine_status): Fix argument to xmalloc. Save pic_label_rtx
4647 (restore_386_machine_status): Corresponding changes.
4648 (clear_386_stack_locals): Also clear pic_label_rtx and pic_label_name.
4650 Wed Feb 25 01:31:40 1998 Jeffrey A Law (law@cygnus.com)
4652 * c-parse.y (undeclared variable error): Tweak error message
4655 Tue Feb 24 23:54:07 1998 Richard Henderson <rth@cygnus.com>
4657 * flags.h (g_switch_value, g_switch_set): Declare.
4658 * alpha.c (override_options): Set g_switch_value=8 if not set.
4659 * alpha/elf.h (CC1_SPEC): New.
4661 (LINK_SPEC): Pass along the -G value we were given.
4662 (LOCAL_ASM_OP): Remove.
4663 (ASM_OUTPUT_ALIGNED_LOCAL): Output to .bss or .sbss by size.
4664 (MAX_OFILE_ALIGNMENT): New.
4665 (BSS_SECTION_ASM_OP, SBSS_SECTION_ASM_OP, SDATA_SECTION_ASM_OP): New.
4666 (EXTRA_SECTIONS): Add sbss and sdata.
4667 (SECTION_FUNCTION_TEMPLATE): New.
4668 (EXTRA_SECTION_FUNCTIONS): Use it.
4669 (CTORS_SECTION_FUNCTION, DTORS_SECTION_FUNCTION): Remove.
4670 (SELECT_SECTION): Use sdata when small enough.
4671 * alpha/linux.h (ASM_SPEC): Remove.
4674 Mon Feb 23 15:09:18 1998 Bruno Haible <bruno@linuix.mathematik.uni-karlsruhe.de>
4675 * config.sub (sco5): Fix typo.
4677 Mon Feb 23 18:19:31 1998 Manfred Hollstein <manfred@s-direktnet.de>
4679 * config/t-linux (LIBGCC1, CROSS_LIBGCC1, LIBGCC1_TEST): Add macros and
4681 * config/t-linux-aout (LIBGCC1, CROSS_LIBGCC1, LIBGCC1_TEST): Likewise.
4682 * config/alpha/t-linux: Remove file.
4683 * config/sparc/t-linux: Remove file.
4684 * config/m68k/t-linux (LIBGCC1, CROSS_LIBGCC1): Remove.
4685 * config/m68k/t-linux-aout (LIBGCC1, CROSS_LIBGCC1): Likewise.
4686 * configure.in (alpha*-*-linux-gnulibc1*): Use t-linux instead of alpha/t-linux
4688 (alpha*-*-linux-gnu*): Likewise.
4689 (sparc-*-linux-gnulibc1*): Use t-linux instead of sparc/t-linux for tmake_file.
4690 (sparc-*-linux-gnu*): Likewise.
4692 Mon Feb 23 10:47:39 1998 Robert Lipe <robertl@dgii.com>
4693 * collect2.c (ldd_file_name): Bracket declaration with same
4695 (full_real_ld_suffix): Deleted. Variable was calloced and
4696 written into, but never read.
4698 1998-02-23 Mike Stump <mrs@wrs.com>
4700 * configure.in: Add support for i386-wrs-vxworks configuration.
4701 * i386/vxi386.h: New file.
4703 Sun Feb 22 21:16:51 1998 Bruno Haible <bruno@linuix.mathematik.uni-karlsruhe.de>
4705 * tree.c (contains_placeholder_p): Ensure function always returns
4707 * sparc.md (movdi_sp64_insn): Add default case in enumeration switch.
4708 (movsf_const_insn, movdf_const_insn, movtf_const_insn): Likewise.
4710 Sun Feb 22 20:58:19 1998 Jeffrey A Law (law@cygnus.com)
4712 * vms.h (SELECT_SECTION): Use TREE_CODE_CLASS correctly.
4714 1998-02-22 Paul Eggert <eggert@twinsun.com>
4716 * config/sparc/sol2-sld.h (LINKER_DOES_NOT_WORK_WITH_DWARF2):
4717 Define this new symbol.
4718 (DWARF2_DEBUGGING_INFO, DWARF_DEBUGGING_INFO): Do not #undef.
4719 * toplev.c (main): Do not default to DWARF2_DEBUG with -ggdb if
4720 LINKER_DOES_NOT_WORK_WITH_DWARF2 is defined.
4722 Sun Feb 22 20:07:32 1998 Jim Wilson <wilson@cygnus.com>
4724 * iris5.h (DWARF2_UNWIND_INFO): Define to 0.
4725 * iris5gas.h (DWARF2_UNWIND_INFO): Define to 1.
4727 Sun Feb 22 15:29:48 1998 Richard Henderson <rth@cygnus.com>
4729 * objc/Object.m (-error): Call objc_verror with our va_list.
4731 Sun Feb 22 09:45:39 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4733 * collect2.c (scan_prog_file): Completely cover uses of variable
4734 `exports' with macro COLLECT_EXPORT_LIST.
4736 Sat Feb 21 20:36:23 1998 Jeff Law (law@cygnus.com)
4738 * version.c: Bump for snapshot.
4740 Fri Feb 20 16:22:13 1998 Michael Meissner <meissner@cygnus.com>
4742 * sched.c (schedule_block): Remove code to get arguments from hard
4743 regs into pseudos early. Same as Aug 25, 1997 change to
4746 1998-02-20 Jason Merrill <jason@yorick.cygnus.com>
4748 * collect2.c (main): Still handle !do_collecting for non-AIX targets.
4750 1998-02-16 Mark Mitchell <mmitchell@usa.net>
4752 * toplev.c (rest_of_compilation): Do not defer the output of a
4755 Fri Feb 20 10:39:47 1998 Michael Tiemann <michael@impact.tiemann.org>
4757 * ginclude/va-mips.h (va_arg): Remove trailing space after '\'
4758 continuation character (line 243).
4760 Fri Feb 20 12:10:26 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
4762 * genrecog.c (main): Remove duplicated sentence in emitted comment.
4764 Thu Feb 19 22:36:53 1998 Andrey Slepuhin <pooh@msu.net>
4765 David Edelsohn <edelsohn@mhpcc.edu>
4767 * collect2.c (XCOFF_SCAN_LIBS): Remove.
4768 (export_flag): New variable.
4769 (export_file): #ifdef COLLECT_EXPORT_LIST.
4770 (import_file, exports, imports, undefined): New variables.
4771 (libs, cmdline_lib_dirs, libpath_lib_dirs, libpath, libexts): Same.
4772 (dump_list, dump_prefix_list, is_in_list): New functions.
4773 (write_export_file): $ifdef COLLECT_EXPORT_LIST.
4774 (write_import_file, resolve_lib_name): New functions.
4775 (use_import_list, ignore_library): Same.
4776 (collect_exit): maybe_unlink import_file and #ifdef.
4778 (main): New variable importf, #ifdef exportf. Move parsing of
4779 -shared before general argument parsing. Resolve AIX library
4780 paths and import libgcc.a symbols. Treat .so shared libraries the
4781 same as objects and .a libraries. Create alias for object_lst and
4782 increment it instead of original pointer. Scan AIX libraries as
4783 objects earlier instead of using scan_libraries. Perform AIX
4784 tlink later to resolve templates instead of forking ld.
4785 (GCC_OK_SYMBOL): Ensure symbol not in undef section.
4786 (GCC_UNDEF_SYMBOL): New macro.
4787 (scan_prog_file): Loop for members of AIX libraries. Handle
4788 export/import of ctors/dtors.
4789 (aix_std_libs): New variable.
4790 (scan_libraries, XCOFF): Delete.
4792 Thu Feb 19 22:36:52 1998 Robert Lipe <robertl@dgii.com>
4794 * collect2.c (full_real_ld_suffix): #ifdef CROSS_COMPILE.
4796 1998-02-19 Mike Stump <mrs@wrs.com>
4798 * Makefile.in: Use $tooldir for sys-include to match toplevel
4801 Thu Feb 19 01:32:37 1998 Jeffrey A Law (law@cygnus.com)
4802 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4804 * emit-rtl.c (gen_lowpart_common): Suppress last change if __complex__.
4806 * emit-rtl.c (hard-reg-set.h): Include.
4807 (get_lowpart_common): Don't make new REG for hard reg in a
4808 class that cannot change size.
4809 * Makefile.in (emit-rtl.o): Depend on hard-reg-set.h.
4811 * combine.c: Revert previous patch.
4813 1998-02-19 Paul Eggert <eggert@twinsun.com>
4815 * config/sparc/sol2-sld.h: New file.
4816 * configure.in (sparc-*-solaris2*): Use it when using the
4819 Thu Feb 19 00:46:59 1998 Jeffrey A Law (law@cygnus.com)
4821 * loop.c (force_movables): Fix typo.
4823 Thu Feb 19 08:26:30 1998 Manfred Hollstein <manfred@s-direktnet.de>
4825 * m88k.h: Change file pattern to match reality.
4827 Wed Feb 18 23:19:52 1998 Jeffrey A Law (law@cygnus.com)
4829 * varasm.c (output_constant_pool): Fix dumb thinko in last
4832 * pa.h (ASM_OUTPUT_FUNCTION_PREFIX): Correctly translate from
4833 a function name to a section name.
4835 1998-02-18 Doug Evans <devans@cygnus.com>
4837 * tree.h (merge_machine_{type,decl}_attributes): Declare.
4838 (split_specs_attrs, strip_attrs): Add prototypes.
4839 * tree.c (merge_machine_{type,decl}_attributes): New functions.
4840 * c-decl.c (duplicate_decls): Call merge_machine_decl_attributes.
4841 Update olddecl's attributes too.
4842 * c-common.c (strip_attrs): New function.
4843 * c-typeck.c (common_type): Call merge_machine_type_attributes.
4844 * varasm.c (make_function_rtl): New target macro REDO_SECTION_INFO_P.
4845 (make_decl_rtl): Likewise.
4847 1998-02-18 Jim Wilson <wilson@cygnus.com>
4849 * c-decl.c (shadow_tag_warned): Call split_specs_attrs.
4851 Wed Feb 18 09:09:50 1998 Jeffrey A Law (law@cygnus.com)
4853 Remove this change until we can fix it correctly.
4854 * collect2.c: Bracket declaration of 'exportf' and
4855 'full_real_ld_suffix'.
4857 Wed Feb 18 08:44:25 1998 Bernd Schmidt <crux@ohara.Informatik.RWTH-Aachen.DE>
4859 * Makefile.in (STAGESTUFF): Add genrtl.c, genrtl.h and gengenrtl.
4861 Tue Feb 17 23:30:20 1998 Bernd Schmidt <crux@ohara.Informatik.RWTH-Aachen.DE>
4863 * c-common.c (c_expand_start_cond, c_expand_end_cond,
4864 c_expand_start_else): Don't warn about non-ambiguous else even if
4867 Tue Feb 17 23:56:50 1998 Robert Lipe <robertl@dgii.com>
4869 * sco5.h (ASM_OUTPUT_DOUBLE, ASM_OUTPUT_FLOAT,
4870 ASM_OUTPUT_LONG_DOUBLE): Delete. Use the ones from i386.h
4873 Tue Feb 17 22:56:14 1998 Richard Henderson <rth@cygnus.com>
4875 * combine.c (simplify_rtx): Obey CLASS_CANNOT_CHANGE_SIZE when
4876 simplifying a subreg of a hard reg.
4877 (expand_compound_operation): Likewise.
4878 (force_to_mode): Likewise.
4880 Tue Feb 17 22:37:22 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4882 * fold-const.c: Include "system.h" to get stdlib.h and stdio.h.
4883 (lshift_double): Add parentheses around + or - inside shift.
4884 (rshift_double): Likewise.
4885 (size_int_wide): Explicitly set type of `bit_p' to `int'.
4887 * Makefile.in (fold-const.o): Depend on system.h.
4889 * Makefile.in (gcc.o): Depend on system.h, in accordance with last
4892 * haifa-sched.c: Include "system.h" to get <stdlib.h> and <stdio.h>.
4893 (BLOCKAGE_RANGE): Add parentheses around arithmetic in operand of |.
4894 (sched_note_set): Remove unused parameter `b', all callers changed.
4895 (schedule_block): Likewise for `rgn'.
4896 (split_hard_reg_notes): Likewise for `orig_insn'.
4897 (check_live): Likewise for `trg'.
4898 (update_live): Likewise.
4899 (check_live_1): Explcitly declare variable `i' as int.
4900 (update_live_1): Likewise.
4901 (insn_issue_delay): Remove unused variable `link'.
4902 (sched_analyze_2): Add default case in enumeration switch.
4903 (schedule_insns): Remove unused variable `i'.
4905 * Makefile.in ($(SCHED_PREFIX)sched.o): Depend on system.h.
4907 Tue Feb 17 22:31:04 1998 Jeffrey A Law (law@cygnus.com)
4909 * loop.c (rtx_equal_for_loop_p): Add some braces to disambiguate
4910 a dangling else clause.
4912 Tue Feb 17 21:28:12 1998 Gavin Koch <gavin@cygnus.com>
4914 * mips/mips.h (CAN_ELIMINATE): Don't eliminate the frame
4915 pointer for the stack pointer in MIPS16 and 64BIT.
4917 Tue Feb 17 21:17:30 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
4919 * rtl.h (force_line_numbers, restore_line_number_status): Declare.
4920 * emit-rtl.c (force_line_numbers, restore_line_number_status):
4922 * stmt.c (struct nesting): Replace seenlabel with line_number_status.
4923 (expand_start_case): Adjust to this change.
4924 (check_seenlabel): New function.
4925 (pushcase, pushcase_range, expand_endcase): Use it.
4927 Tue Feb 17 10:14:32 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
4929 * i386.md (adddi3): Add =!r,0,0,X alternative.
4931 Mon Feb 16 16:13:43 1998 David Edelsohn <edelsohn@mhpcc.edu>
4933 * rs6000.h (MY_ISCOFF): Add numeric value of U803XTOCMAGIC.
4934 * x-aix31 (INSTALL): Delete.
4936 Mon Feb 16 09:24:32 1998 Gavin Koch <gavin@cygnus.com>
4938 * mips/mips.c (mips_expand_epilogue): Update tsize_rtx if
4939 tsize changes to something other than zero.
4941 Mon Feb 16 09:11:48 1998 Gavin Koch <gavin@cygnus.com>
4943 * ginclude/va-mips.h: Replace casts of pointers to int with
4944 casts of pointers to __PTRDIFF_TYPE__.
4946 Mon Feb 16 08:17:14 1998 John Carr <jfc@mit.edu>
4948 * loop.c (strength_reduce, record_biv, record_giv): Use
4949 HOST_WIDE_INT_PRINT_DEC to print CONST_INT values.
4951 1998-02-16 Jason Merrill <jason@yorick.cygnus.com>
4953 * tree.c (first_rtl_op): New fn.
4954 (unsave_expr_now): Use it.
4955 * print-tree.c (print_node): Likewise.
4956 * tree.c (has_cleanups): New fn.
4957 * fold-const.c (fold, case CLEANUP_POINT_EXPR): Use it. Be more
4958 conservative about pushing the cleanup point down.
4959 * tree.h: Declare them.
4961 Sun Feb 15 23:28:44 1998 Jeffrey A Law (law@cygnus.com)
4963 * toplev.c (flag_schedule_reverse_before_reload): Delete variable.
4964 (flag_schedule_reverse_after_reload): Likewise.
4965 (f_options): Remove reverse scheduling support.
4966 * flags.h (flag_schedule_reverse_before_reload): Delete declaration.
4967 (flag_schedule_reverse_after_reload): Likewise.
4968 * haifa-sched.c (rank_for_schedule): Remove support for reverse
4971 Sun Feb 15 21:33:55 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4973 * gcc.c: Get system includes, prototypes and macros via "system.h"
4974 instead of doing it manually. Change all calls of the ctype
4975 macros to custom versions defined in "system.h".
4977 * system.h: Fix return type of bcmp prototype from `void' to `int'.
4978 Make bcopy, bcmp and bzero prototypes explicitly `extern'.
4979 Add a prototype for getenv.
4981 Sun Feb 15 17:05:41 1998 Jim Wilson <wilson@cygnus.com>
4983 * mips/mips.h (INITIAL_ELIMINATION_OFFSET): Readd Jun 6 change.
4985 Sun Feb 15 15:23:15 1998 John Carr <jfc@mit.edu>
4987 * alias.c: Include <stdlib.h> and <string.h>.
4988 (init_alias_analysis): Pass NULL_RTX instead of 0 to record_set.
4990 Sat Feb 14 11:23:09 PST 1998 Jeff Law (law@cygnus.com)
4992 * version.c: Bump for snapshot.
4994 Sat Feb 14 05:08:21 1998 Richard Earnshaw (rearnsha@arm.com)
4996 * arm.md (movsfcc): Also validate operands[3] when compiling hard
4998 (movdfcc): Only accept fpu_add_operand for operands[3].
5000 * arm/t-semi (STMP_FIXPROTO): Define to nothing.
5001 * arm/t-semiaof (STMP_FIXPROTO): Likewise.
5003 Sat Feb 14 02:02:41 1998 Jeffrey A Law (law@cygnus.com)
5005 * varasm.c (output_constant_pool): Bring back 'done' label inside
5006 an appropriate #ifdef.
5008 * bitmap.c (bitmap_element_allocate): Wrap variable 'i' in an
5010 (bitmap_copy, bitmap_operation): Likewise.
5011 * combine.c (combinable_i3pat): Similarly for 'src'.
5012 * function.c (fixup_var_refs_1): Similarly for 'outerdest'.
5013 (locate_and_pad_parm): Similarly for 'reg_parm_stack_space'.
5014 * regclass.c (copy_cost): Similarly for 'secondary_class'.
5015 * reload.c (make_memloc): Simliarly for 'i'.
5016 (find_reloads_address_1): Similarly for 'link'.
5017 * reload1.c (reload): Similarly for 'previous_frame_pointer_needed'.
5018 (emit_reload_insns): Similarly for 'second_reloadreg'.
5019 * unroll.c (iteration_info): Similarly for 'v'.
5021 * caller-save.c (insert_save_restore): Remove unused variable 'i'.
5022 * calls.c (expand_call): Similarly for 'i'.
5023 (emit_library_call, emit_library_call_value): Similarly for 'mode'.
5024 * fold-const.c (strip_compund_expr): Similarly for 'type'.
5025 * function.c (fixup_var_refs_1): Similarly for 'width'.
5026 (fixup_memory_subreg): Similarly for 'saved'.
5027 (locate_and_pad_parm): Similarly for 'boundary_in_bytes.'
5028 (setjmp_protect): Similarly for 'sub'.
5029 (thread_prologue_and_epilogue_insns): Similarly for 'insn'.
5030 * loop.c (record_giv): Similarly for 'p'.
5031 (combine_givs): Similarly for 'temp_iv'.
5032 (indirect_jump_in_function_p): Similarly for 'is_indirect_jump'.
5033 * recog.c (validate_replace_rtx_1): Similarly for 'width'.
5034 * tree.c (get_set_constructor_bytes): Similarly for 'vals'.
5035 * unroll.c (unroll_loop): Similarly for 'copy'.
5036 (iteration_info): Similarly for 'b'.
5037 * varasm.c (assemble_string): Similarly for 'i'.
5038 * i386.h (LEGITIMIZE_ADDRESS): Similarly for 'orig_x'.
5040 1998-02-13 Martin von Loewis <loewis@informatik.hu-berlin.de>
5042 * c-lang.c (lang_print_xnode): New function.
5043 * objc/objc-act.c (lang_print_xnode): Likewise.
5044 * print-tree.c (print_node): Call it
5046 Fri Feb 13 14:38:34 1998 Jim Wilson <wilson@cygnus.com>
5048 * dwarf2out.c (decl_scope_node): New type.
5049 (decl_scope_table): Change type to use it.
5050 (decl_scope_table_allocated, decl_scope_depth): Change type to int.
5051 (push_decl_scope): Use new type. New locals containing_scope, i.
5052 Add code to handle setting previous field.
5053 (scope_die_for): Change type of local i to int. Add code to use
5055 (dwarf2out_init): Use new type.
5057 1998-02-13 Jason Merrill <jason@yorick.cygnus.com>
5059 * except.c (emit_throw): Lose throw_used.
5061 Fri Feb 13 20:36:05 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
5063 * sched.c (update_flow_info, REG_WAS_0): Ignore if setting insn
5065 * haifa-sched.c (update_flow_info, REG_WAS_0): Likewise.
5067 Fri Feb 13 12:18:40 1998 Jeffrey A Law (law@cygnus.com)
5069 * genextract.c (main): Fix typo.
5071 Fri Feb 13 08:41:49 1998 Robert Lipe <robertl@dgii.com>
5073 * c-lang.c (finish_file): Bracket declaration of static_ctors,
5076 * calls.c (expand_call): Bracket declaration of 'rtx_before_call',
5077 'old_stack_arg_under_construction'
5078 (emit_library_call): Bracket declaration of 'upper_bound',
5079 'lower_bound', 'i', 'reg_parm_stack_space'
5080 (emit_library_call_value): Likewise.
5083 * collect2.c: include <unistd.h> when appropriate.
5084 Bracket declaration of 'exportf' and 'full_real_ld_suffix'.
5086 * emit-rtl.c (prev_cc0_setter): Remove unused variable 'link'.
5088 * explow.c (plus_constant_for_output_wide): Remove unused variable
5090 (memory_address): Remove unused variable 'orig_x'.
5092 * genattrtab.c (make_canonical): Remove unreferenced label 'cond:'.
5093 (write_const_num_delay_slots): Remove unused variable 'i'.
5095 * genopinit.c (main): Remove unused variables 'dummy', 'insn_ptr'.
5096 (gen_insn): Remove unused variable 'obstack_ptr'.
5098 * libgcc2.c (__bb_exit_func): Remove unused variables 'ret',
5100 (__bb_exit_trace_func): Remove unused variable 'e'.
5102 * optabs.c (expand_binop): remove unused variables 'lhs', 'rhs',
5104 (expand_unop): Remove unused variable 'funexp'.
5105 (expand_complex_abs): Remove unused variable 'funexp'.
5106 (init_optabs): Bracket declaration of 'j'.
5107 (init_complex_libfuncs): Deleted. Dead static function.
5109 * profile.c (branch_prob): Remove unused variables 'insn', 'dest'.
5111 * reg-stack.c: Fix typo in proto for 'get_asm_operand_lengths'
5112 (reg_to_stack): 'initialized', 'before_function_beg'
5113 explictly type as ints instead of defaulting.
5114 (emit_swap_insn): Remove unused variable 'i2'.
5115 (compare_for_stack_reg): Remove unused variable 'src_note'.
5117 * rtlanal.c (computed_jump_p): Remove unused variable 'computed_jump'.
5119 * sched.c (actual_hazard): Bracket declaration of 'this_cost'.
5121 * stmt.c (add_case_node): Add parens for assignment used as truth.
5122 (all_cases_count): Remove unused variable 'count_high'.
5123 (mark_seen_cases): Remove unused variable 'i'.
5124 (check_for_full_enumeration_handling): Remove unused variable 't'.
5125 Bracket declaration of 'all_values', 'l'.
5127 * tlink.c: Include <stdlib.h>, <unistd.h>, <string.h>/<strings.h>.
5129 * varasm.c (assemble_string): Remove unused variable 'i'.
5130 (immed_double_const): Remove unused variable 'in_current_obstack'.
5131 (immed_real_const_1): Likewise.
5132 (output_constant_pool): Remove unreferenced label 'done'.
5133 (output_constant): Remove unused variable 'x'.
5135 * i386/i386.h (ENCODE_SECTION_INFO): TREE_PUBLIC is an int, not
5138 * i386/sco5.h (ASM_OUTPUT_ASCII): Add parens for assignment used
5141 Fri Feb 13 10:21:41 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
5143 * combine.c (can_combine_p): Handle USEs in PARALLELs.
5145 Fri Feb 13 01:34:14 1998 H.J. Lu (hjl@gnu.org)
5147 * config/linux.h (LIB_SPEC): Add -lc for -shared if
5148 USE_GNULIBC_1 is not defined.
5149 * config/sparc/linux.h; Ditto.
5151 * config/sparc/linux64.h (LIB_SPEC): Add -lc for -shared.
5153 * config/alpha/linux-elf.h (LIB_SPEC): New. Defined if
5154 USE_GNULIBC_1 is not defined.
5156 Fri Feb 13 01:29:29 1998 Franz Sirl <franz.sirl-kernel@lauterbach.com>
5158 * rs6000/sysv4.h (ENDFILE_SPEC): add missing %(endfile_linux)
5161 Fri Feb 13 01:23:46 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5163 * system.h: New file to get common systems includes and various
5164 definitions and declarations based on autoconf macros.
5166 Fri Feb 13 00:46:19 1998 Jeffrey A Law (law@cygnus.com)
5168 * cccp.c (new_include_prefix): Correctly handle -I./.
5170 Thu Feb 12 20:16:35 1998 Michael Meissner <meissner@cygnus.com>
5172 * rs6000.md: Replace gen_rtx (CONST_INT,...) with GEN_INT.
5174 Thu Feb 12 16:45:17 1998 Robert Lipe <robertl@dgii.com>
5176 * expr.c (expand_assignment): Correct typo exposed by -Wall.
5177 offset should have been a truth value, not an assignment.
5179 Thu Feb 12 15:26:50 1998 Jeffrey A Law (law@cygnus.com)
5181 * cse.c (delete_dead_from_cse): If a libcall produces a constant
5182 result and that result can be substituted into SET_SRC of the
5183 insn with the REG_RETVAL note, then perform the substitution
5184 and delete the libcall.
5186 Thu Feb 12 14:04:09 1998 Gavin Koch <gavin@cygnus.com>
5188 * mips.md (trucndihi2,truncdiqi2): Change these to support
5191 Thu Feb 12 11:34:55 1998 Gavin Koch <gavin@cygnus.com>
5193 * mips/mips.c (movdi_operand): Direct referances to symbols
5194 that arn't mips16 consts in mips16 mode arn't valid operands.
5196 * mips/mips.c (mips_move_2words): Add gprel handling.
5198 Thu Feb 12 11:18:37 1998 Gavin Koch <gavin@cygnus.com>
5200 * mips.md (extendsidi2): Allow extension to/from a non-mips16
5203 Thu Feb 12 00:04:16 1998 Marc Lehmann <pcg@goof.com>
5205 * i386.c: Conditionally include <stdlib.h>, <string.h>, and
5208 Wed Feb 11 11:43:34 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5210 * Makefile.in (WARN_CFLAGS): New variable.
5211 (bootstrap, bootstrap2, bootstrap3, bootstrap4): Use it.
5213 1998-02-11 Mark Mitchell <mmitchell@usa.net>
5215 * config/i386/i386.c (reg_mentioned_in_mem): Don't abort when
5216 falling through default case in switch.
5217 (i386_aligned_p): Likewise.
5219 Wed Feb 11 12:59:56 1998 Lee Iverson <leei@Canada.AI.SRI.COM>
5221 * mips/mips.h (mips_abi_string): Correct typo in comment.
5223 Wed Feb 11 08:29:56 1998 Gavin Koch <gavin@cygnus.com>
5225 * mips/mips.md (movdi): These PLUS's need to be Pmode.
5227 Wed Feb 11 01:47:54 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5229 * Makefile.in (dwarf2out.o, emit-rtl.o, jump.o, cse.o, unroll.o,
5230 reorg.o, regmove.o): Depend on insn-codes.h, it gets included
5231 indirectly via expr.h.
5233 Wed Feb 11 01:44:13 1998 Richard Henderson <rth@cygnus.com>
5235 * stor-layout.c (layout_type): Do upper - lower in the native type,
5236 so as to properly handle negative indices.
5238 Wed Feb 11 01:35:55 1998 Robert Lipe <robertl@dgii.com>
5240 * except.c (start_dynamic_cleanup): Remove unused variable 'dhc'.
5241 (expand_eh_region_start_tree): Remove unused variable 'note'.
5242 (exception_optimize): Remove unused variable 'regions'.
5243 (expand_builtin_eh_stub): Remove unused variable 'temp'.
5244 (copy_eh_entry): Deleted. Dead function.
5246 * expr.c (move_block_to_reg) Bracket declaration of 'pat' and
5247 'last' with same #if HAVE_load_multiple as use of it.
5248 (move_block_from_reg): Likewise.
5249 (emit_move_insn_1): Remove unused variable 'insns'.
5250 (store_constructor): Bracket declaration of startb, endb with
5251 #if TARGET_MEMFUNCTIONS. Remove unused variables 'set_word_size'
5252 'target', and 'xtarget'.
5253 (expand_builtin_setjmp): Remove unused variables 'op0',
5254 'next_arg_reg', 'old_inhibit_defer_pop'.
5255 (expand_builtin): Remove unused variable 'offset'.
5256 (do_store_flag): Remove unused variables 'pattern', 'jump_pat'.
5257 (emit_queue): Add parens for assignment used as conditional.
5258 (expand_expr): case TARGET_EXPR: Remove unused variable 'temp'.
5260 Wed Feb 11 01:30:49 1998 Marc Lehmann <pcg@goof.com>
5262 * i386.c: Added include for recog.h.
5263 (override_options): Removed unused variable p. Initialized regno to
5265 (order_regs_for_local_alloc): Initialized regno to avoid warning.
5266 (legitimize_address): Likewise for 'other'.
5267 (i386_aligned_reg_p): Added default case with abort ().
5268 (print_operand): Likewise.
5269 (reg_mentioned_in_mem): Likewise.
5270 (ix86_expand_binary_operator): Removed unused variables i & insn.
5271 (ix86_expand_unary_operator): Removed unused variable insn.
5272 (output_fp_cc0_set): Removed unused variable unordered_label.
5274 Wed Feb 11 01:23:03 1998 John F. Carr <jfc@mit.edu>
5276 * i386.c, i386.h, i386.md: Change gen_rtx (X, ...) to gen_rtx_X (...).
5277 Use GEN_INT instead of gen_rtx (CONST_INT). Make printf arguments
5278 and format string match.
5280 Wed Feb 11 01:17:39 1998 Jeffrey A Law (law@cygnus.com)
5282 * flow.c (life_analysis): Do not conside the stack pointer live at
5283 the end of a function if the fucntio ncalls alloca.
5284 (mark_used_regs): Similarly.
5286 1998-02-10 John F Carr <jfc@mit.edu>
5288 * config/sparc/sparc.md (movdi_v8plus): Output stx on alternative
5289 1, fzero on alternative 8.
5291 Tue Feb 10 09:02:19 1998 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5293 * rs6000.c (setup_incoming_varargs): Always set rs6000_sysv_varargs_p.
5295 Tue Feb 10 03:35:43 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
5297 * reload.c (find_reloads_toplev): Handle arbitrary non-paradoxical
5298 SUBREGs of CONST_INTs.
5300 Mon Feb 9 17:52:36 1998 John Carr <jfc@mit.edu>
5302 * mips.c (print_operand, function_prologue): Make printf format
5303 match argument type.
5305 Mon Feb 9 02:37:25 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5307 * alpha.c (alpha_return_addr): Remove unused variable `first'.
5308 (alpha_ra_ever_killed): Remove unused variables `ra' and `i'.
5309 (output_epilog): Remove unused variable `frame_size_from_reg_save'.
5311 Sun Feb 8 14:56:03 1998 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5313 * loop.c (strength_reduce): When placing increment for auto-inc
5314 case, do comparison in loop order.
5316 Sun Feb 8 13:21:38 1998 John Carr <jfc@mit.edu>
5318 * bitmap.c (bitmap_debug_file): HOST_PTR_PRINTF converts a pointer,
5319 not a HOST_WIDE_INT.
5321 * calls.c (expand_call): Change test of expand_inline_function
5322 return value to stop compiler warning.
5324 * genattrtab.c (RTL_HASH): Cast pointer to long, not HOST_WIDE_INT.
5326 Sun Feb 8 12:04:24 1998 Jim Wilson (wilson@cygnus.com)
5327 Jeff Law (law@cygnus.com)
5329 * regmove.c: Fix various minor formatting problems.
5330 (optimize_reg_copy_1): Stop search at CALL_INSNs if flag_exceptions
5331 is true. Make end of basic block tests consistent through regmove.c.
5332 (optimize_reg_copy_2, optimize_reg_copy_3): Likewise.
5333 (fixup_match_2, fixup_match_1, regmove_optimize): Likewise.
5335 Sun Feb 8 01:49:18 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5337 * gansidecl.h: Check for a conflicting macro definition before
5338 attempting to prototype bcopy, bcmp or bzero.
5340 Sun Feb 8 00:09:59 1998 Jeffrey A Law (law@cygnus.com)
5342 * expr.c (clear_pending_stack_adjust): Handle case where a function
5343 calls alloca, but the user has specified -fomit-fframe-pointer.
5345 * function.c (assign_parms): Fix typo in last change.
5347 Sat Feb 7 23:54:29 1998 Robert Lipe <robertl@dgii.com>
5349 * gcc.c: Include <strings.h>/<string.h>, <stdlib.h>, <unistd.h>,
5351 (free_path_suffix): Remove unreferenced static function.
5352 (process_command): Remove unused variable temp.
5353 (default_arg): Remove unused variable i.
5354 (do_spec_1): Add parens for assignment used as truth value.
5356 (validate_all_switches): Likewise.
5357 (main): Remove unused variables i, first_time>
5359 * c-common.c: Include <stdlib.h> and <string.h>/<strings.h>.
5361 * calls.c (expand_call): Remove unused variables funtree,
5362 n_regs, and tmpmode.
5364 * dbxout.c, except.c: Include <string.h>/<strings.h>.
5366 * explow.c: (plus_constant_for_output_wide) Removed unused
5367 variable all_constant.
5369 * c-decl.c, genattr.c, genattrtab.c, getconfig.c, genemit.c
5370 genextract.c, genflags.c, genopinit.c genoutput.c, genpeep.c,
5371 genrecog.c, global.c, integrate.c , stupid.c : Include
5374 * genextract.c: (walk_rtx) Remove unused variable link.
5376 * genrecog.c: (concat) Remove unreferenced static function.
5378 * prefix.c: Include <string.h>/<strings.h>, <stdlib.h>
5380 * stmt.c: Include <stdlib.h>.
5381 (expand_asm_operands): Remove unused variable val1.
5382 (expand_return): Remove unused variable block.
5383 (pushcase): Remove unused variables l and n.
5384 (pushcaserange): Likewise.
5386 * unroll.c (unroll_loop): Remove unused variable temp.
5388 Sat Feb 7 23:46:09 1998 Greg McGary <gkm@gnu.org>
5390 * c-decl.c (pushdecl): Set DECL_ORIGINAL_TYPE once only.
5392 Sat Feb 7 15:11:28 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5394 * aclocal.m4 (GCC_FUNC_PRINTF_PTR): New macro to test the printf
5395 functions for whether they support the %p format specifier.
5396 * acconfig.h (HOST_PTR_PRINTF): Insert stub for autoconf.
5397 * configure.in (GCC_FUNC_PRINTF_PTR): Use it.
5398 * configure, config.in: Rebuild.
5400 Fri Feb 6 14:20:16 1998 Jim Wilson <wilson@cygnus.com>
5402 * function.c (assign_parms): New variable named_arg, with value
5403 depending on STRICT_ARGUMENT_NAMING. Use instead of ! last_named.
5405 Fri Feb 6 14:34:28 1998 Gavin Koch <gavin@cygnus.com>
5407 * mips/t-r3900: New - same as t-ecoff but eliminate
5408 multilibs: mips1 and mips3.
5409 * configure.in (tx39*): Use new mips/t-r3900.
5410 * configure: Rebuild.
5411 * mips/r3900.h (MULTILIB_DEFAULTS): Eliminate mips1.
5413 1998-02-06 Jason Merrill <jason@yorick.cygnus.com>
5415 * dwarf2out.c: Add old_args_size.
5416 (dwarf2out_args_size): Use it.
5417 (dwarf2out_begin_prologue): Initialize it.
5418 (dwarf2out_stack_adjust): If !asynchronous_exceptions, save up
5419 pushed args until we see a call.
5420 * final.c (final_scan_insn): Hand CALL_INSNs off to the dwarf2 code
5421 before outputting them.
5423 1998-02-06 Kriang Lerdsuwanakij <lerdsuwa@scf.usc.edu>
5425 * cplus-dem.c (demangle_template_template_parm): New function.
5426 (demangle_template): Handle template template parameters.
5428 1998-02-02 Mark Mitchell <mmitchell@usa.net>
5430 * calls.c (expand_call): Don't confuse member functions named
5431 realloc, setjmp, and so forth with the standard library
5432 functions of the same names.
5434 Thu Feb 5 21:59:49 1998 Jeffrey A Law (law@cygnus.com)
5436 * stmt.c (expand_asm_operands): Correctly identify asm statements
5439 Thu Feb 5 21:56:06 1998 Mumit Khan <khan@xraylith.wisc.edu>
5441 * c-common.c (decl_attributes): Flag unrecognized attribute
5442 functions as warnings instead of as errors.
5444 1998-02-05 Marc Lehmann <pcg@goof.com>
5446 * integrate.c (INTEGRATE_THRESHOLD): Inline only small functions
5447 when -Os is specified.
5448 * toplev.c (main): Don't disable flag_inline_functions anymore when
5451 Fri Feb 6 00:27:36 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
5453 * regmove.c: Update.
5454 * flags.h (flag_regmove): Declare.
5455 * rtl.h (optimize_reg_copy_1, optimize_reg_copy_2): Don't declare.
5456 * local-alloc.c (optimize_reg_copy_1, optimize_reg_copy_2):
5457 Moved into regmove; changed caller.
5458 * toplev.c (rest_of_compilation): Call regmove_optimize also for
5459 expensive_optimizations.
5461 Thu Feb 5 13:38:42 PST 1998 Jeff Law (law@cygnus.com)
5463 * version.c: Bump for snapshot.
5465 Thu Feb 5 01:45:19 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
5466 Undo this change (the problem was actually in reload):
5467 Fri Jan 23 23:28:59 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
5469 * sh.md (movqi_i+1): New peephole.
5471 Tue Feb 3 01:11:12 1998 Jeffrey A Law (law@cygnus.com)
5473 * jump.c (jump_optimize): Lose calls to modified_in_p they are
5474 not needed anymore due to changes elsewhere in jump.c.
5476 * jump.c (jump_optimize): Fix first arg to modified_in_p in
5479 Mon Feb 2 19:18:14 1998 Richard Henderson <rth@cygnus.com>
5481 * expr.c (expand_builtin_setjmp): Accept two new arguments for
5482 the labels to branch to on first and subsequent executions. Don't
5483 play with __dummy. Rename `setjmp' insn to `builtin_setjmp_setup',
5484 and provide it with the jmp_buf. Use only one of
5485 `builtin_setjmp_receiver' or `nonlocal_goto_receiver',
5486 and provide the former with the target label.
5487 (expand_builtin) [BUILTIN_SETJMP]: Generate a label for use by setjmp.
5488 (expand_builtin) [BUILTIN_LONGJMP]: Split out to ...
5489 (expand_builtin_longjmp): ... here. Recognize a `builtin_longjmp'
5490 insn to replace all of the normal nonlocal_goto code. Don't play
5491 with __dummy. Correct arguments to nonlocal_goto.
5492 * expr.h (expand_builtin_setjmp): Update prototype.
5493 * except.c (start_dynamic_handler): When using builtin_setjmp,
5494 generate more accurate flow information.
5496 * alpha.md (nonlocal_goto_receiver_osf): Delete.
5497 (nonlocal_goto_receiver_vms): Rename to nonlocal_goto_receiver.
5498 (builtin_longjmp, builtin_setjmp_receiver): New.
5499 * sparc.md (update_return): Disambiguate unspec number.
5500 (nonlocal_goto): Rearrange arguments to match caller in except.c.
5501 (builtin_setjmp_setup): Rename from setjmp. Match and ignore the
5503 * mips.md (nonlocal_goto_receiver, builtin_setjmp_receiver): Remove.
5504 (builtin_setjmp_setup*, builtin_longjmp): New.
5506 Mon Feb 2 16:43:10 1998 John Carr <jfc@mit.edu>
5508 * mips.md: Change gen_rtx (CONST_INT) to GEN_INT.
5510 Mon Feb 2 13:06:47 1998 Jim Wilson <wilson@cygnus.com>
5512 * vmsconfig.com: Remove bytecode references.
5514 1998-01-30 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
5516 * dwarf2out.c (dwarf2out_frame_init): Undo last change, so that
5517 -fno-sjlj-exceptions works for a target that defines
5518 DWARF2_UNWIND_INFO as zero.
5520 * regmove.c (fixup_match_1): Undo last change which removed some
5521 "useless" code, and add a comment explaining this.
5523 Mon Feb 2 10:47:14 1998 Gavin Koch (gavin@cygnus.com)
5525 * mips.c (mips_expand_prologue): Change uses of TARGET_64BIT
5528 Mon Feb 2 10:38:41 1998 Klaus Kaempf <kkaempf@progis.de>
5530 * makefile.vms: Remove bytecode references.
5531 Create genrtl files.
5533 Mon Feb 2 02:08:04 1998 Michael P. Hayes <michaelh@ongaonga.chch.cri.nz>
5535 * jump.c (jump_optimize): Allow conditional loading of floating point
5536 constants and constants from memory. Reinstalled modified_in_p tests.
5538 Mon Feb 2 01:38:39 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
5540 * loop.c (get_condition): Handle sign-extended constants.
5542 Mon Feb 2 01:22:46 1998 Hans-Peter Nilsson <hp@axis.se>
5544 * expr.c (emit_push_insn): Add code to use movstrti if present.
5546 * expr.c (emit_push_insn): Use same max-move-amount for movstrhi
5547 and movstrqi as in emit_block_move ().
5549 Mon Feb 2 00:09:52 1998 Toon Moene <toon@moene.indiv.nluug.nl>
5551 * config/m68k/x-next: Remove /NextDeveloper/Headers from
5552 the directories to fixinclude - /usr/include is a link
5553 to it and hence its contents are fixed by default.
5555 Sun Feb 1 14:15:33 1998 Franz Sirl <franz.sirl-kernel@lauterbach.com>
5557 * rs6000/linux.h: define JUMP_TABLES_IN_TEXT_SECTION
5559 Sun Feb 1 13:01:15 1998 Klaus Kaempf <kkaempf@progis.de>
5561 * cccp.c (main): Predefine __VMS_VER on VMS.
5563 Sun Feb 1 12:39:53 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
5565 * expr.c (get_inner_reference): Use sbitsizetype for type sizes.
5566 * fold-const.c (size_int): Replace with
5568 (make_bit_field_ref): Use bitsize_int for bit position.
5569 * stor-layout.c (sizetype): Delete.
5570 (sizetype_tab, sbitsizetype, ubitsizetype): Declare.
5571 (layout_record, layout_union, layout_type):
5572 Use bitsize_int for bit size.
5573 (set_sizetype): New function.
5574 (make_signed_type, make_unsigned_type): Use it.
5575 * c-decl.c (init_decl_processing): Likewise.
5576 * tree.h (size_int): Don't delcare, #define.
5577 (size_int_wide, sizetype_tab, sbitsize, ubitsize): Declare.
5578 (set_sizetype): Declare.
5579 (bitsize_int, size_int_2, BITS_PER_UNIT_LOG, sizetype, bitsizetype):
5581 * c-typeck.c (c_sizeof, c_sizeof_nowarn, c_size_in_bytes):
5582 Convert result to sizetype.
5583 (really_start_incremental_init, push_init_level):
5584 Set type of constructor_bit_index to sbitsizetype.
5585 (push_init_level): Use unsigned arithmetic to determine padding.
5586 (output_init_element): Likewise.
5588 Sun Feb 1 03:32:07 1998 Jeffrey A Law (law@cygnus.com)
5590 * combine.c (simplify_shift_const): Fix typo in last change.
5592 Sun Feb 1 02:50:46 1998 John Carr <jfc@mit.edu>
5594 * combine.c (simplify_shift_const): (lshiftrt (truncate (lshiftrt)))
5595 is (truncate (lshiftrt)).
5597 Sun Feb 1 01:06:53 1998 Richard Henderson <rth@cygnus.com>
5599 * alpha.c (alpha_expand_unaligned_load): Use expand_binop properly.
5600 Make sure result winds up in TGT.
5601 (alpha_expand_unaligned_store): Use expand_binop properly. Allow
5602 src to be other than DImode.
5603 (alpha_expand_unaligned_load_words): Tidy. Take an offset argument.
5604 (alpha_expand_unaligned_store_words): Likewise.
5605 (alpha_expand_block_move): Use REGNO_POINTER_ALIGN. Restructure so
5606 that source and destination are separately optimized for alignment.
5607 (alpha_expand_block_clear): Use REGNO_POINTER_ALIGN.
5609 Sun Feb 1 01:55:09 1998 Jeffrey A Law (law@cygnus.com)
5611 * mips.md (adddi3_internal_2): Be consistent with adddi3 expander
5612 with handling of -32768.
5614 Sun Feb 1 01:48:18 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5616 * aclocal.m4 (GCC_NEED_DECLARATION): Modify macro to accept a
5617 shell variable argument instead of only hard coded functions.
5618 (GCC_NEED_DECLARATIONS): New macro to accept multiple functions.
5620 * configure.in: Collapse multiple calls to AC_CHECK_FUNCS into one
5621 call. Collapse multiple calls to GCC_NEED_DECLARATION into one
5622 call to GCC_NEED_DECLARATIONS (new macro.) Check if we need
5623 declarations for bcopy, bcmp and bzero.
5625 * acconfig.h: Add stubs for bcopy, bcmp and bzero declarations.
5627 * gansidecl.h: If we have bcopy but don't declare it, then do so.
5628 Likewise for bcmp and bzero. Only define macros for bcopy, bcmp,
5629 bzero, index and rindex if they aren't already present.
5631 Sat Jan 31 11:26:58 1998 Jeffrey A Law (law@cygnus.com)
5633 * toplev.c (close_dump_file): Wrap function prototype for
5634 argument "func" in PROTO.
5635 (dump_rtl): Likewise.
5637 Fri Jan 30 22:30:39 1998 John Carr <jfc@mit.edu>
5639 * sparc.c (sparc_override_options): Make v8plus and ultrasparc set
5641 (output_function_epilogue): Omit epilogue if nothing drops through.
5642 (output_move_double): Supress int ldd usage on ultrasparc and v9.
5643 (registers_ok_for_ldd_peep): Likewise.
5644 (print_operand): Supress b,a on ultrasparc. Let Y accept a constant.
5645 (ultrasparc_adjust_cost): New function.
5646 (sparc_issue_rate): New function.
5647 * sparc.h (MASK_VIS, TARGET_VIS): New
5648 (MASK_V8PLUS, TARGET_V8PLUS): New.
5649 (TARGET_HARD_MUL32, TARGET_HARD_MUL): New.
5650 (TARGET_SWITCHES): Add vis and v8plus.
5651 (REG_CLASS_FROM_LETTER): Accept d and b for VIS.
5652 (REGISTER_MOVE_COST): FP<->INT move cost 12 for ultrasparc.
5653 (RTX_COSTS): Use TARGET_HARD_MUL
5654 (ADJUST_COST): Call ultrasparc_adjust_cost.
5656 * sparc.md (attr type): Add sload, fpmove, fpcmove. Adjust users
5657 of load & fp appropritely.
5658 (supersparc function units): Adjust for Haifa.
5659 (ultrasparc function units): Likewise.
5660 (get_pc_via_rdpc): All v9, not just arch64.
5661 (movdi_v8plus, movdi_v8plus+1): New.
5662 (adddi3_sp32+1): New.
5663 (subdi3_sp32+1): New.
5664 (movsi_insn, movsf_const_insn, movdf_const_insn): Know VIS.
5665 (addsi3, subsi3, anddi3_sp32, andsi3, and_not_di_sp32): Likewise.
5666 (and_not_si, iordi3_sp32, iorsi3, or_not_di_sp32, or_not_si): Likewise.
5667 (xorsi3_sp32, xorsi3, xor_not_di_sp32, xor_not_si): Likewise.
5668 (one_cmpldi2_sp32, one_cmplsi2): Likewise.
5669 (ldd peepholes): Suppress for v9.
5670 (return_adddi): Kill redundant test. Arg1 may be arith_operand.
5671 (return_subsi): Revmove.
5673 Fri Jan 30 18:30:03 1998 John F Carr <jfc@mit.edu>
5675 * mips.c (save_restore_insns): Set RTX_UNCHANGING_P in register
5676 save/restore MEM rtl.
5678 Fri Jan 30 09:08:16 1998 Jeffrey A Law (law@cygnus.com)
5680 * configure.in: Check for declaration of abort.
5681 * acconfig.h: Corresponding changes.
5682 * toplev.c: Use NEED_DECLARATION_ABORT to determine if abort should
5685 Thu Jan 29 20:26:12 1998 Jeffrey A Law (law@cygnus.com)
5687 * genattrtab.c (optimize): Define in case PRESERVE_DEATH_INFO_REGNO_P
5690 Thu Jan 29 09:27:56 PST 1998 Jeff Law (law@cygnus.com)
5692 * version.c: Bump for snapshot.
5694 Thu Jan 29 10:12:27 1998 Jeffrey A Law (law@cygnus.com)
5696 * configure.in: Check for atoq and atoll.
5697 * rtl.c (read_rtx): Use HAVE_ATOLL and HAVE_ATOQ to select the
5698 proper routine for converting ascii into long long values.
5700 Thu Jan 29 01:28:14 1998 Klaus Kaempf <kkaempf@progis.de>
5702 * cccp.c (SYS$SEARCH, SYS$PARSE): Write as upper-case.
5704 * vmsconfig.com: Remove bytecode references.
5706 * alpha/vms.h (PREFIX): Define.
5708 * alpha/vms.h (ASM_OUTPUT_ALIGNED_COMMON): Remove.
5710 * am-alpha.h: Don't include alloca for OPEN_VMS.
5712 * alpha/xm-vms.h (HAVE_CPP_STRINGIFY): Define.
5714 * alpha/xm-vms.h (INCLUDE_DEFAULTS): Define.
5715 (GCC_INCLUDE_DIR): Define
5717 * make-cc.com, make-cccp.com, make-cc1.com: Removed.
5718 * makefile.vms: New file.
5720 * alpha/vms.h (CPP_PREDEFINES): Remove -Dalpha.
5722 * alpha.c (output_prolog): Output '.name' directive
5723 for minimal traceback information.
5725 * alpha.c (output_prolog): Don't prepend entry point symbols
5726 with '$' on OPEN_VMS.
5728 Thu Jan 29 00:25:35 1998 David S. Miller <davem@tanya.rutgers.edu>
5729 Jeffrey A Law (law@cygnus.com)
5731 * rtl.c (read_rtx): Use atol/atoq based upon disposition of
5734 * genattrtab.c (write_test_expr): Use HOST_WIDE_INT_PRINT_DEC
5736 * genemit.c (gen_exp): Likewise.
5737 * genpeep.c (match_rtx): Likewise.
5738 * genrecog.c (write_tree_1): Likewise.
5740 * c-lex.c (yyprint): Use proper format string based upon
5741 disposition of HOST_BITS_PER_WIDE_INT.
5742 (yylex): Put casts in right place for args to build_int_2.
5744 Thu Jan 29 00:24:29 1998 Jeffrey A Law (law@cygnus.com)
5746 * combine.c: Fix typos in Jan27 changes.
5748 Thu Jan 29 00:07:49 1998 Ollivier Robert <roberto@keltia.freenix.fr>
5750 * i386/freebsd.h (LIB_SPEC): Correctly handle -shared, -p and friends.
5751 (LINK_SPEC): Likewise.
5752 (STARTFILE_SPEC): Likewise.
5754 1998-01-28 Mike Stump <mrs@wrs.com>
5756 * rtlanal.c (dead_or_set_regno_p): Ignore REG_DEAD notes after
5758 * genattrtab.c (reload_completed): Define.
5760 * m32r.md, mips.md, mn10200.md, mn10300.md, pyr.md: Remove obsolete
5763 Wed Jan 28 20:11:06 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
5765 * reload.c (push_reload): If WORD_REGISTER_OPERATIONS, reload the
5766 SUBREG_REG if the word count is unchanged, also in the input reload
5767 case. Disable non-applicable sanity checks.
5769 Wed Jan 28 20:08:26 1998 Jeffrey A Law (law@cygnus.com)
5771 * config/t-svr4 (TARGET_LIBGCC2_CFLAGS): Add -fPIC.
5773 Wed Jan 28 20:04:43 1998 Ian Lance Taylor <ian@cygnus.com>
5775 * i386/t-cygwin32 (LIMITS_H_TEST, LIBGCC2_INCLUDES): Define.
5777 Wed Jan 28 11:45:27 1998 Per Bothner <bothner@cygnus.com>
5779 * dbxout.c (dbxout_type): For a RECORD_TYPE, check that TYPE_BINFO
5780 is a TREE_VEC before trying to use it for baseclasses.
5781 (Chill uses the same field for a different purpose.)
5783 * toplev.c (strip_off_ending): Generalize to endings up to 5 chars.
5785 Tue Jan 27 23:15:55 1998 Lassi A. Tuura <lat@iki.fi>
5787 * config.sub: More accurate determination of HP processor types.
5789 Tue Jan 27 23:11:11 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5791 * c-lex.c: Include <stdlib.h> and <string.h>/<strings.h>. Add
5792 prototype for `handle_sysv_pragma', and make it static. Add
5793 parentheses around assignment used as truth value.
5795 * combine.c (combine_instructions): Protect variable `prev' with
5797 (can_combine_p): Protect variable `link' with AUTO_INC_DEC.
5798 (extract_left_shift): Add parentheses around operand of &.
5799 (merge_outer_ops): Avoid an empty body in an else-statement.
5800 (gen_rtx_combine): Remove unused variable `i'.
5802 * sparc/gmon-sol2.c: Include <fcntl.h>. Make return type of
5803 function monstartup `void'. Likewise for internal_mcount. Add
5804 `static void' prototype for moncontrol. Reconcile sprintf format
5807 * sparc/sparc.c: Include <stdlib.h> and <string.h>/<strings.h>.
5808 Make return type of function_arg_slotno explicitly `int'.
5809 (reg_unused_after): Add parentheses around assignment used as
5811 (save_regs): Add explicit braces to avoid ambiguous `else'.
5812 (function_arg_slotno): Add parentheses around && within ||.
5813 (function_arg_pass_by_reference): Likewise.
5814 (sparc_flat_output_function_prologue): Reconcile fprintf format
5817 * svr4.h (ASM_OUTPUT_LIMITED_STRING): Add parentheses around
5818 assignment used as truth value.
5820 * cplus-dem.c: Include <stdlib.h>.
5821 (demangle_signature): Avoid an empty body in an else-statement.
5822 (do_type): Remove unused variable `lvl'.
5824 * cppexp.c: Don't have <stdlib.h> depend on MULTIBYTE_CHARS.
5825 Include <string.h>/<strings.h>.
5826 (cpp_lex): Remove unused variable `namelen'.
5827 (cpp_lex): Explicitly declare `num_chars' as an int.
5829 * cpplib.c: Avoid duplicate inclusion of <stdlib.h>, include
5830 <unistd.h> instead. Explicitly declare is_system_include
5832 (make_assertion): Remove unused variable `kt'.
5833 (cpp_expand_to_buffer): Hide variable `obuf'.
5834 (output_line_command): Remove unused variables, `line_end',
5835 `line_cmd_buf' and `len'.
5836 (macarg): Remove unused variable `arg_start'.
5837 (special_symbol): Remove unused variable `i'. Add parentheses
5838 around assignment used as truth value.
5839 (do_include): Remove unused variables `pcfname' and `retried',
5840 hide `pcf' and `pcfbuflimit'.
5841 (do_line): Remove unused variable `i'.
5842 (finclude): Hide variable `missing_newline'.
5843 (cpp_handle_options): Remove unused variable `j'.
5844 (read_token_list): Remove unused variable `eofp'.
5845 (cpp_error_with_line): Remove unused variable `i'.
5846 (cpp_warning_with_line): Likewise.
5847 (cpp_pedwarn_with_line): Explicitly declare `column' as int.
5848 (cpp_error_from_errno): Remove unused variable `i'.
5850 * cse.c (invalidate): Add parentheses around assignment used as
5852 (find_best_addr): Move declaration of variable `our_cost' inside
5853 the conditional macro where its used.
5854 (fold_rtx): Avoid an empty body in an if-statement.
5855 (cse_insn): Wrap variables `this_insn_cc0_mode' and
5856 `this_insn_cc0' in macro HAVE_cc0.
5858 * dwarf2out.c: Include <stdlib.h> and <string.h>/<string.h>.
5859 (ASM_OUTPUT_DWARF_DATA8): Reconcile format vs. args in fprintf's.
5860 (output_uleb128): Likewise.
5861 (output_sleb128): Likewise.
5862 (output_cfi): Likewise.
5863 (output_call_frame_info): Remove unused variables `j', `fde_size'
5865 (comp_unit_has_inlines): Hide declaration as per rest of file.
5866 (size_of_line_prolog): Correct typo in prototype.
5867 (add_arange): Likewise.
5868 (output_aranges): Likewise.
5869 (add_name_and_src_coords_attributes): Likewise.
5870 (gen_array_type_die): Likewise.
5871 (gen_inlined_subroutine_die): Likewise.
5872 (equate_decl_number_to_die): Remove unused variable `i'.
5873 (print_die): Reconcile format vs. args in fprintf's.
5874 (print_dwarf_line_table): Likewise.
5875 (output_die): Likewise.
5876 (output_line_info): Likewise.
5877 (add_subscript_info): Avoid an empty body in an else-statement.
5878 (gen_subprogram_die): Remove unused variable `fp_loc'.
5880 * dwarfout.c: Explicitly declare `next_pubname_number' as int.
5881 Protect `ordering_attribute' prototype with USE_ORDERING_ATTRIBUTE
5882 macro. Protect `src_coords_attribute' prototype with
5883 DWARF_DECL_COORDINATES macro. Hide `output_entry_point_die'
5884 prototype as in the rest of the file. Likewise for
5885 `output_pointer_type_die' and `output_reference_type_die'. Remove
5886 prototype for `type_of_for_scope'.
5887 (output_unsigned_leb128): Reconcile format vs. args in fprintf.
5888 (type_attribute): Add explicit braces to avoid ambiguous `else'.
5890 * final.c: Include <stdlib.h> and <string.h>/<strings.h>.
5891 (shorten_branches): Protect declaration of tmp_length with
5892 SHORTEN_WITH_ADJUST_INSN_LENGTH and ADJUST_INSN_LENGTH macros.
5893 (profile_function): Protect declaration of `sval' and `cxt'
5894 variables with appropriate macros.
5895 (final_scan_insn): Likewise for `note' variable. Add explicit
5896 braces to avoid empty body in an if-statement.
5897 (output_asm_insn): Move variable `i' inside macro conditional
5898 where it is used. Add parentheses around assignment used as truth
5900 (asm_fprintf) Likewise, likewise.
5902 * fix-header.c (main): Remove unused variable `done'. Protect
5903 declaration of `i' with FIXPROTO_IGNORE_LIST.
5905 * pexecute.c: Include <unistd.h>. Prototype `my_strerror'.
5907 * print-rtl.c (print_inline_rtx): Explicitly declare the parameter
5910 * profile.c: Include <string.h>/<strings.h>.
5911 (instrument_arcs): Remove unused variables `note', `inverted',
5912 `zero' and `neg_one'.
5913 (branch_prob): Avoid empty body in an if-statement.
5915 * regclass.c: Include <stdlib.h>.
5916 (reg_alternate_class): Explicitly declare parameter `regno'.
5918 * regmove.c (regmove_optimize): Remove unused variable `p'. Add
5919 parentheses around assignment used as truth value.
5920 (find_matches): Remove unused variables `output_operand' and
5922 (fixup_match_1): Remove statement with no effect: "if (0) ;".
5924 * scan.c (sstring_append): Explicitly declare `count' as int.
5925 (scan_string): Explicitly declare parameter `init' as int.
5927 * sched.c: Include <stdlib.h>.
5928 (BLOCKAGE_RANGE): Add parentheses around arithmetic in operand of |.
5929 (rank_for_schedule): Add parentheses around assignment used as
5931 (schedule_block): Likewise.
5932 (regno_use_in): Likewise.
5933 (schedule_insns): Remove unused variable `i'.
5935 * toplev.c: Include <stdlib.h> and <string.h>/<strings.h>.
5936 (v_message_with_decl): Remove unused variable `n'.
5937 (botch): Explicitly declare parameter `s' as char *.
5938 (main): Add parentheses around assignment used as truth value.
5940 * tree.c (make_node): Protect the variable `kind' with the
5941 GATHER_STATISTICS macro.
5942 (real_value_from_int_cst): Move variable `e' inside conditional
5943 macro area where it is used.
5944 (tree_last): Add parentheses around assignment used as truth value.
5945 (build1): Protect the variable `kind' with the GATHER_STATISTICS
5947 (print_obstack_statistics): Reconcile format vs. args in fprintf.
5948 Protect variables `i', `total_nodes', and `total_bytes' with the
5949 GATHER_STATISTICS macro.
5951 Tue Jan 27 23:01:55 1998 Mike Stump (mrs@wrs.com)
5953 * m32r.md, mips.md, mn10200.md, mn10300.md, pyr.md: Add
5954 some comments regarding use of dead_or_set_p.
5956 Tue Jan 27 22:14:48 1998 Todd Vierling <tv@pobox.com>
5958 * fixincludes: Tweak fix for struct exception in math.h
5960 Tue Jan 27 17:21:09 1998 Gavin Koch (gavin@cygnus.com)
5962 * mips/mips.c (mips_expand_prologue,mips_expand_epilogue):
5963 Change mode of registers used to add/sub from
5964 hard_frame_pointer_rtx from word_mode to Pmode.
5966 Tue Jan 27 11:02:04 1998 Nick Clifton <nickc@cygnus.com>
5968 * v850.h (ASM_OUTPUT_ALIGNED_BSS): Use
5969 asm_output_aligned_bss() instead of asm_output_bss().
5971 * toplev.c (rest_of_compilation): Replace references to
5972 stack_reg_dump_file and dbr_sched_dump_file with references to
5975 Tue Jan 27 10:22:13 1998 Kamil Iskra <iskra@student.uci.agh.edu.pl>
5977 * tlink.c (scan_linker_output): Call fclose() for opened files.
5979 Tue Jan 27 05:05:26 1998 Richard Henderson <rth@cygnus.com>
5981 * alpha.c (output_epilog [!VMS]): Don't tag global functions if
5982 compiling with -fpic -- we want to be able to override symbols
5984 (alpha_expand_block_move): Fix thinko in last change.
5986 * alpha.h (ASM_OUTPUT_MI_THUNK): New define.
5987 * config/alpha/win-nt.h (ASM_OUTPUT_MI_THUNK): New define.
5988 * config/alpha/vms.h (ASM_OUTPUT_MI_THUNK): New undef.
5990 Tue Jan 27 03:21:23 1998 Richard Henderson <rth@cygnus.com>
5992 * alpha.md (abssf, absdf): Revert last change.
5994 Tue Jan 27 00:26:50 1998 John Carr <jfc@mit.edu>
5996 * dwarf2out.c (dwarf2out_frame_init): Test value of DWARF2_UNWIND_INFO.
5997 * mips/sni-svr4.h: Define DWARF2_UNWIND_INFO as 0.
5999 Tue Jan 27 00:07:02 1998 Jeffrey A Law (law@cygnus.com)
6001 * emit-rtl.c (gen_lowpart_common): Handle more case where converting
6002 a CONST_INT into SFmode.
6004 Tue Jan 20 16:01:03 1998 Anthony Green <green@cygnus.com>
6006 * flags.h: New flag (optimize_size).
6007 * toplev.c (main): Parse -Os option and set optimize_space
6009 * gcc.c (default_compilers), cp/lang-specs.h, f/lang-specs.h: Define
6010 __OPTIMIZE_SIZE__ when compiling with -Os.
6011 * config/dsp16xx/dsp16xx.h, config/i386/i386.h,
6012 config/i386/dgux.h, config/i960/i960.h, config/pdp11/pdp11.h,
6013 config/v850/v850.h (OPTIMIZATION_OPTIONS): New SIZE argument
6015 * config/i386/i386.c (optimization_options): Accept new SIZE argument.
6017 Mon Jan 26 23:57:39 1998 Manfred Hollstein <manfred@s-direktnet.de>
6019 * libgcc2.c (__clear_insn_cache): On sysV68 enable the memctl
6020 stuff only if MCT_TEXT is #define'd.
6022 Mon Jan 26 23:52:51 1998 Markus F.X.J. Oberhumer <k3040e4@c210.edvz.uni-linz.ac.at>
6024 * configure.in (i*86-pc-msdosdjgpp): Treat like msdos & go32
6027 Fri Jan 23 09:39:36 1998 Nick Clifton <nickc@cygnus.com>
6029 * toplev.c: Add -dM command line option to dump RTL after the
6030 machine dependent reorganisation pass, if there is one.
6031 Reorganise RTL dump code, so that only one file handle is
6034 Mon Jan 26 12:09:42 1998 Benjamin Kosnik <bkoz@rhino.cygnus.com>
6036 * except.c (check_exception_handler_labels): Disable warning when
6039 Mon Jan 26 18:17:32 1998 Jim Wilson <wilson@cygnus.com>
6041 * sparc.c (pic_setup_code): Don't set LABEL_PRESERVE_P.
6043 Mon Jan 26 18:11:30 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
6045 * c-decl.c (grokdeclarator): Get parameter tags from
6046 last_function_parm_tags.
6047 * dwarfout.c (output_formal_types): Set TREE_ASM_WRITTEN before
6048 traversing the parameter types.
6049 (output_type): No early exit for FUNCTION_TYPE / METHOD_TYPE context.
6051 Mon Jan 26 01:44:12 1998 Jeffrey A Law (law@cygnus.com)
6053 * h8300.c (print_operand): Handle CONST_DOUBLE for 'e', 'f', and
6055 (get_shift_alg): Fix typo.
6057 Sun Jan 25 22:22:04 1998 Richard Henderson <rth@cygnus.com>
6059 * alpha.c (alpha_expand_block_move): Copy ADDRESSOF to reg.
6061 Sun Jan 25 22:14:28 1998 Richard Henderson <rth@cygnus.com>
6063 * toplev.c (get_run_time): Make sure each case gets its variables.
6065 Sun Jan 25 22:10:21 1998 Richard Henderson <rth@cygnus.com>
6067 * configure.in (build_xm_file): Add auto-config.h if host=build.
6068 (host_xm_file_list): Don't add $(srcdir) to auto-config.h.
6069 (build_xm_file_list): Likewise.
6070 * configure: Rebuild.
6072 Sun Jan 25 22:00:25 1998 Alasdair Baird <alasdair@wildcat.demon.co.uk>
6074 * recog.c (validate_replace_rtx_1): Only perform substitutions
6075 of arguments to commutative and comparison operators once.
6077 Sun Jan 25 12:30:18 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6079 * sparc.c (output_cbranch): Add default case in
6082 * reorg.c (insn_sets_resource_p): Correct typo in prototype.
6083 (emit_delay_sequence): Eliminate unused parameter, all callers
6085 (fill_simple_delay_slots): Likewise.
6086 (fill_slots_from_thread): Likewise.
6087 (fill_eager_delay_slots): Likewise.
6088 (mark_referenced_resources): Add default case in enumeration switch.
6089 (mark_set_resources): Likewise.
6090 (rare_destination): Likewise.
6091 (mostly_true_jump): Likewise.
6092 (find_dead_or_set_registers): Likewise.
6093 (redirect_with_delay_slots_safe_p): Remove unused variable `slots'.
6094 (update_reg_unused_notes): Remove unused variable `p'.
6095 (mark_target_live_regs): Remove unused variables `next' and
6097 (fill_simple_delay_slots): Remove unused variable `j'.
6098 (fill_slots_from_thread): Add parentheses around assignment used
6100 (dbr_schedule): Likewise.
6102 * objc/Make-lang.in (objc.stage1): Depend on stage1-start.
6103 (objc.stage2, objc.stage3, objc.stage4): Likewise.
6105 Sun Jan 25 12:13:47 1998 Michael Tiemann <michael@tiemann.org>
6107 * cse.c (simplify_ternary_operation): Don't try to simplify
6108 IF_THEN_ELSE expressions (created by combine) that don't use
6109 relational operators.
6111 Fri Jan 23 22:48:24 1998 Jeffrey A Law (law@cygnus.com)
6113 * cse.c (simplify_ternary_operation): Handle more IF_THEN_ELSE
6116 * crtstuff.c (init_dummy): Keep the epilogue in the init
6117 section for non-ELF systems.
6119 Fri Jan 23 23:28:59 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
6121 * sh.md (movqi_i+1): New peephole.
6123 Fri Jan 23 15:39:42 1998 Jim Wilson <wilson@cygnus.com>
6125 * Makefile.in: Remove remaining bytecode stuff.
6126 * emit-rtl.c, expr.c: Likewise.
6128 Fri Jan 23 12:41:10 1998 Nick Clifton (nickc@cygnus.com)
6130 * toplev.c (lang_options): Add unknown-pragma options.
6132 Thu Jan 22 23:43:38 1998 Per Bothner <bothner@cygnus.com>
6134 * dwarfout.c (byte_size_attribute): Simplify and fix - don't need
6135 special (and incomplete) handling for Chill arrays.
6137 Fri Jan 23 00:27:23 1998 John Carr <jfc@mit.edu>
6139 * toplev.c (get_run_time): Call sysconf(_SC_CLK_TCK), when available,
6142 Fri Jan 23 00:19:36 1998 Gavin Koch (gavin@cygnus.com)
6144 * mips.md (muldi3_internal2): Reverse test for TARGET_MIPS16.
6146 1998-01-22 scott snyder <snyder@d0sgif.fnal.gov>
6148 * mips.c (function_prologue): Use HARD_FRAME_POINTER_REGNUM in
6149 .frame directive instead of FRAME_POINTER_REGNUM.
6151 Fri Jan 23 00:08:55 1998 Robin Kirkham <rjk@mlb.dmt.csiro.au>
6153 * m68k.h (TARGET_SWITCHES): -mcpu32 now clears MASK_68881.
6154 (MACHINE_STATE_m68010_up): Replaced __mc68332__ with __mcpu32__.
6155 * m68k/m68k-none.h(CPP_FPU_SPEC): Update relative to TARGET_SWITCHES.
6156 (CPP_SPEC, ASM_SPEC, CC1_SPEC): Likewise.
6157 (CPP_SPEC): -m68332 defines both __mc68332 and __mcpu32__.
6158 * m68k/t-m68kbare (MULTILIB_OPTIONS): Add mcpu32.
6159 (MULTILIB_MATCHES): -m68332 now uses mcpu32 libraries, not m68000.
6160 (MULTILIB_EXCEPTIONS): Don't build 68881 libraries for m68000,
6162 * longlong.h: Replace __mc68332__ with __mcpu32__.
6164 Thu Jan 22 19:55:40 PST 1998 Jeff Law (law@cygnus.com)
6166 * version.c: Bump for snapshot.
6168 Thu Jan 22 14:47:31 1998 Jim Wilson <wilson@cygnus.com>
6170 * reload.c (push_reload): In WORD_REGISTER_OPERATIONS code, add test
6171 to require the SUBREG mode to be smaller than the SUBREG_REG mode.
6172 * reload1.c (eliminate_regs): Likewise.
6174 Thu Jan 22 14:49:14 1998 Jeffrey A Law (law@cygnus.com)
6176 * regmove.c (find_matches): Initialize matches->earlyclobber too.
6178 Thu Jan 22 01:40:52 1998 Richard Henderson <rth@cygnus.com>
6180 * alpha.md (abssf2, absdf2): Disable in IEEE mode.
6181 (negsf2, negdf2): Use proper subtract in IEEE mode.
6183 Tue Jan 20 09:29:09 1998 Jeffrey A Law (law@cygnus.com)
6185 * Makefile.in: Remove more bytecode stuff.
6186 * expr.c, stmt.c, config/msdos/top.sed: Likewise.
6187 * vax/xm-vms.h, winnt/config-nt.sed: Likewise.
6188 * f/install.texi, objc/Make-lang.in: Likewise.
6190 * Makefile.in: Remove all bytecode support.
6191 (OBJS): Make sure last entry is a real object file, not EXTRA_OBJS.
6192 * emit-rtl.c: Remove all bytecode support.
6193 * expr.c, expr.h function.c, integrate.c: Likewise.
6194 * output.h, regclass.c, rtl.h, stmt.c, toplev.c: Likewise.
6195 * tree.h, varasm.c: Likewise.
6196 * config/m68k/m68k.h: Likewise.
6197 * bi-*, bc-*, bytecode*: Delete bytecode related files.
6198 * modemap.def: Likewise.
6200 Tue Jan 20 09:02:31 1998 Gavin Koch (gavin@cygnus.com)
6202 * mips/mips.md (divsi3,divdi3,modsi3,moddi3,udivsi3,udivdi3,
6203 umodsi3,umoddi3): Handle mips16 div/mod by a constant.
6205 Mon Jan 19 21:57:00 1998 Richard Henderson <rth@cygnus.com>
6207 * i386.md (push): Prohibit symbolic constants if flag_pic.
6208 (movsi+1): Likewise for move to non-register.
6210 Mon Jan 19 11:15:38 1998 Jim Wilson <wilson@cygnus.com>
6212 * alpha.c (mode_mask_operand): Accept 0xffffffff on 32 bit host.
6213 (print_operand): Handle 0xffffffff on 32 bit host.
6215 * configure.in (thread_file): Rename uses before main loop to
6216 target_thread_file. Initialize to empty in main loop. Set thread_file
6217 to target_thread_file after main loop if not set.
6218 * configure: Rebuild.
6220 * genattrtab.c (find_and_mark_used_attributes): Handle CONST_INT.
6221 (add_values_to_cover): Revert last change (which had no ChangeLog
6223 (simplify_with_current_value_aux): Handle CONST_INT.
6225 Mon Jan 19 10:14:55 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
6227 * unprotoize.c: Define UNPROTOIZE first, to actually take effect.
6229 Mon Jan 19 10:11:52 1998 Richard Henderson <rth@cygnus.com>
6231 * configure.in: Add cpp stringify test.
6232 * acconfig.h (HAVE_CPP_STRINGIFY): New tag.
6233 * gengenrtl.c: Use it.
6234 * configure, config.in: Rebuild.
6236 Mon Jan 19 09:43:15 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
6238 * Makefile.in (genrtl.c genrtl.h): Add dummy command for GNU make.
6240 Mon Jan 19 09:38:18 1998 Richard Henderson <rth@cygnus.com>
6242 * configure.in: Find declaration for sbrk.
6243 * acconfig.h (NEED_DECLARATION_SBRK): New tag.
6244 * config.in, configure: Rebuild.
6245 * mips-tfile.c: Properly protect declaration of sbrk and free.
6246 * toplev.c: Properly protect declaration of sbrk.
6248 Sun Jan 18 20:18:01 1998 Richard Henderson <rth@cygnus.com>
6250 * alpha.c (alpha_handle_trap_shadows): Ignore CLOBBERs.
6252 Sun Jan 18 01:54:27 1998 Jeffrey A Law (law@cygnus.com)
6254 * alpha/xm-winnt.h (HAS_INIT_SECTION): Undefine.
6256 Sun Jan 18 00:57:35 1998 Mike Stump (mrs@wrs.com)
6258 * configure.in (i960-wrs-vxworks): Default to latest vxworks release.
6260 Sat Jan 17 23:41:36 1998 David S. Miller <davem@tanya.rutgers.edu>
6262 * combine.c (force_to_mode, nonzero_bits): Correctly optimize
6263 constant offset computations from objects with known alignment in
6264 the presence of STACK_BIAS.
6266 * varasm.c (immed_double_const): Add casts to HOST_WIDE_INT where
6268 (const_hash): Hash val is unsigned long.
6269 (SYMHASH): Likewise.
6271 * tree.c (TYPE_HASH): Type of hash val is unsigned long.
6273 * print-tree.c (print_node_brief): HOST_PTR_PRINTF format wants a
6274 char pointer, not HOST_WIDE_INT.
6275 (print_node): Likewise. Also hash is unsigned long not
6278 * cse.c (canon_hash): Hash is unsigned long not HOST_WIDE_INT.
6280 * explow.c (optimize_save_area_alloca): New function for targets
6281 where SETJMP_VIA_SAVE_AREA is true.
6282 (allocate_dynamic_stack_space): On SETJMP_VIA_SAVE_AREA targets,
6283 compute the amount of stack space needed should we find later that
6284 setjmp is never called by this function, stuff rtl for this inside
6285 a REG_NOTE of the final SET of stack_pointer_rtx.
6286 * toplev.c (rest_of_compilation): If SETJMP_VIA_SAVE_AREA and
6287 current_function_calls_alloca, call optimize_save_area_alloca.
6289 Sat Jan 17 23:22:59 1998 John Wehle (john@feith.com)
6291 * i386.md: Remove redundant integer push patterns.
6292 Don't bother checking for TARGET_PUSH_MEMORY when
6293 pushing constants or registers.
6295 Sat Jan 17 22:35:39 1998 Mumit Khan <khan@xraylith.wisc.edu>
6296 J.J VanderHeijden <J.J.vanderHeijden@student.utwente.nl>
6298 * pexecute.c (pexecute): New function for mingw32. Supports pipes.
6299 (pwait): New function for mingw32.
6301 * gcc.c (execute): Mingw32 pexecute() supports pipes, but cygwin32
6302 pipe support is broken for now.
6304 1998-01-17 Lee Iverson <leei@Canada.AI.SRI.COM>
6306 * emit_rtl.c (init_emit_once): Ensure that potential aliasing
6307 between frame_pointer_rtx, hard_frame_pointer_rtx, and
6308 arg_pointer_rtx is respected in initialization.
6309 (init_emit_once): Use gen_rtx_raw_REG() to create
6310 return_address_pointer_rtx.
6312 * reorg.c: #include "expr.h" for rtx prototypes.
6313 * Makefile.in (reorg.o): Depend on expr.h
6315 Sat Jan 17 21:28:08 1998 Pieter Nagel <pnagel@epiuse.co.za>
6317 * Makefile.in (FLAGS_TO_PASS): Pass down gcc_include_dir and
6318 local_prefix to sub-make invocations.
6320 Sat Jan 17 21:24:16 1998 David T. McWherter <dtm@waterw.com>
6322 * objc-parse.c: Recognize protocol qualifiers in class definitions.
6324 Sat Jan 17 21:16:19 1998 Jeffrey A Law (law@cygnus.com)
6328 * acconfig.h (NEED_DECLARATION_ATOL): New declaration to check for.
6329 * configure.in: Check for atol.
6330 * rtl.c (atol): Only provide the declaration if NEED_DECLARATION_ATOL.
6332 * rtl.c (read_rtx): Initialize list_rtx to NULL, not NULL_RTX.
6334 * loop.c (find_and_verify_loops): When attempting to move insns from
6335 inside the loop outside the loop, create a BARRIER if no suitable
6338 * jump.c (jump_optimize): Remove Dec 17, 1997 chance in
6339 favor of an equivalent change from gcc-2.8.
6341 * i386/x-sco5 (CC): Remove trailing whitespace.
6343 Sat Jan 17 21:09:46 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6345 * gengenrtl.c (type_from_format): De-ANSIfy function signature.
6346 (accessor_from_format): Likewise.
6347 (xmalloc): New function for use when linking with alloca.o.
6349 Mon Jan 5 02:53:01 1998 Bruno Haible <bruno@linuix.mathematik.uni-karlsruhe.de>
6351 * frame.c (find_fde): Correct FDE's upper bound.
6353 Fri Jan 16 16:23:52 1998 Richard Henderson <rth@cygnus.com>
6355 * gengenrtl.c (DEF_RTL_EXPR): Provide a K&R compliant version.
6357 Fri Jan 16 10:16:10 1998 Jeffrey A Law (law@cygnus.com)
6359 * calls.c (expand_call): Move #ifdef code out of macro argument
6361 (emit_library_call, emit_library_call_value): Likewise.
6363 Fri Jan 16 00:46:40 1998 Jeffrey A Law (law@cygnus.com)
6365 * rtl.def (INLINE_HEADER): Fix bug exposed by gen_rtx_FOO changes.
6367 Thu Jan 15 01:02:30 1998 Jeffrey A Law (law@cygnus.com)
6369 * version.c: Bump for snapshot.
6371 Wed Jan 14 22:49:17 1998 Richard Henderson <rth@cygnus.com>
6373 * alias.c: Change all uses of gen_rtx(FOO...) to gen_rtx_FOO;
6374 change gen_rtx(expr...) to gen_rtx_fmt_foo(expr...).
6375 * caller-save.c, calls.c, combine.c, cse.c: Likewise.
6376 * dwarf2out.c, except.c, explow.c, expmed.c, expr.c: Likewise.
6377 * final.c, flow.c, function.c, genpeep.c, haifa-sched.c: Likewise.
6378 * halfpic.c, integrate.c, jump.c, local-alloc.c, loop.c: Likewise.
6379 * profile.c, recog.c, reg-stack.c, regclass.c, regmove.c: Likewise.
6380 * reload.c, reload1.c, reorg.c, sched.c, stmt.c, stupid.c: Likewise.
6381 * unroll.c, varasm.c: Likewise.
6382 * config/alpha/alpha.c, config/alpha/alpha.md: Likewise.
6384 Wed Jan 14 19:36:08 1998 Gavin Koch (gavin@cygnus.com)
6386 * mips.h: Fix some type-o's from a previous change.
6388 Wed Jan 14 01:26:05 1998 Jeffrey A Law (law@cygnus.com)
6390 * loop.c (check_dbra_loop): Make sure initial value is a
6391 CONST_INT before trying to normalize it.
6393 Tue Jan 13 23:27:54 1998 Robert Lipe (robertl@dgii.com)
6395 * sco5.h (ASM_OUTPUT_SECTION_NAME): Refresh from ../svr4.h.
6397 Tue Jan 13 22:47:02 1998 Herman ten Brugge <herman@htbrug.net.HCC.nl>
6399 * cppexp.c: Include gansidecl.h
6401 Tue Jan 13 22:43:35 1998 Ian Lance Taylor <ian@cygnus.com>
6403 * svr4.h (LINK_SPEC): Never specify -h.
6404 * ptx4.h (LINK_SPEC): Likewise.
6405 * rs6000/sysv4.h (LINK_SPEC): Likewise.
6406 * sparc/sol2.h (LINK_SPEC): Likewise.
6408 Tue Jan 13 22:39:40 1998 Richard Henderson (rth@cygnus.com)
6410 * c-typeck.c (comptypes): Exit early on NULL input.
6412 * haifa-sched.c (schedule_insns): Correctly remove inter-block
6413 dependencies after reload.
6415 Tue Jan 13 22:22:31 1998 Franz Sirl <franz.sirl-kernel@lauterbach.com>
6417 * rs6000/linux.h (CPP_PREDEFINES): Add -D__ELF__.
6419 Tue Jan 13 22:14:57 1998 Klaus Kaempf <kkaempf@progis.de>
6421 * alpha/vms.h (DIR_SEPARATOR): define
6423 Tue Jan 13 22:13:04 1998 Bruno Haible <bruno@linuix.mathematik.uni-karlsruhe.de>
6425 * Makefile.in (stamp-proto): Remove.
6426 (protoize.o, unprotoize.o): Straightforward compile.
6427 * unprotoize.c: Define UNPROTOIZE here, not in the Makefile.
6429 Tue Jan 13 21:59:39 1998 Mumit Khan <khan@xraylith.wisc.edu>
6431 * i386/cygwin32.h (STRIP_NAME_ENCODING): Define for Win32 to strip
6432 off the trailing @[NUM] added by ENCODE_SECTION_INFO.
6434 Tue Jan 13 21:55:06 1998 Jeffrey A Law (law@cygnus.com)
6436 * arm/netbsd.h (DWARF2_UNWIND_INFO): Define as zero for now.
6437 * i386/netbsd.h, m68k/netbsd.h, ns32k/netbsd.h: Likewise.
6438 * sparc/netbsd.h, vax/netbsd.h: Likewise.
6440 Tue Jan 13 21:37:07 1998 Shigeya Suzuki <shigeya@foretune.co.jp>
6442 * i386/bsd386.h (DWARF2_UNWIND_INFO): Define as zero for now.
6444 Tue Jan 13 17:50:55 1998 Jim Wilson <wilson@cygnus.com>
6446 * configure.in (target_cpu_default, target_cpu_default2): Use double
6447 quotes around them when testing their value.
6448 * configure: Rebuilt.
6450 Tue Jan 13 09:07:44 1998 John Carr <jfc@mit.edu>
6452 * gengenrtl.c (gencode): Emit new function obstack_alloc_rtx
6454 (gendef): Call obstack_alloc_rtx.
6456 Tue Jan 13 01:16:36 1998 Robert Lipe (robertl@dgii.com)
6458 * configure.in: (i[3456]86-UnixWare7-sysv5): Treat much like SVR4
6461 Thu Dec 18 18:40:17 1997 Mumit Khan <khan@xraylith.wisc.edu>
6463 * i386/mingw32.h (INCOMING_RETURN_ADDR_RTX): Delete. Use the value
6464 of DWARF2_UNWIND_INFO, if any, from i386/cygwin32.h instead.
6465 (STANDARD_INCLUDE_DIR): Change to /usr/local/i386-mingw32/include.
6467 Tue Jan 13 00:44:02 1998 Jim Wilson <wilson@cygnus.com>
6469 * mips.md (return_internal): Change mode from SImode to VOIDmode.
6471 Sat Jan 10 22:11:39 1998 J. Kean Johnston <jkj@sco.com>
6473 * i386/sco5.h (STARTFILE_SPEC, ENDFILE_SPEC): Correctly handle
6476 Sat Jan 10 22:04:15 1998 Stan Cox <scox@equinox.cygnus.com>
6478 * i386.md: (movsicc_1, movhicc_1): For alternate 3 set the opcode
6479 suffix from operand 3.
6481 Sat Jan 10 21:50:16 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
6482 Jeffrey A Law (law@cygnus.com)
6484 * regmove.c: New implementation of regmove pass.
6485 * local-alloc.c (optimize_reg_copy_1, optimize_reg_copy_2): Remove
6486 decls, make them have external linkage. Return a value from
6487 optimize_reg_copy_1.
6488 * reload.h (count_occurrences): Add decl.
6489 * reload1.c (count_occurrences): Delete decl, make it have external
6491 * rtl.h (optimize_reg_copy_1, optimize_reg_copy_2): Declare.
6493 Sat Jan 10 20:30:12 1998 Jeffrey A Law (law@cygnus.com)
6495 * regclass.c (record_address_regs): Don't use REG_OK_FOR_BASE_P
6496 if it is not defined.
6498 Thu Jan 8 21:06:54 1998 Richard Henderson <rth@cygnus.com>
6500 * Makefile.in (OBJ, GEN, RTL_H): Add genrtl.[oh] bits.
6501 * emit-rtl.c (gen_rtx): Move special code to ...
6502 (gen_rtx_CONST_INT): New function.
6503 (gen_rtx_REG): New function.
6504 (*): Update all calls to gen_rtx.
6505 * genemit.c (gen_exp): Emit calls to gen_rtx_FOO for constant FOO.
6506 * rtl.h: Include genrtl.h; prototype CONST_INT & REG generators.
6507 (GEN_INT): Call gen_rtx_CONST_INT.
6508 * gengenrtl.c: New file.
6510 Mon Jan 5 13:00:18 1998 John F. Carr <jfc@mit.edu>
6512 * alias.c (*_dependence): Call base_alias_check before canon_rtx.
6513 (base_alias_check): If no base found for address call canon_rtx and
6516 Mon Jan 5 11:39:49 1998 Jeffrey A Law (law@cygnus.com)
6518 * mips.c (mips_expand_prologue): Handle large frame with no outgoing
6519 arguments for mips16.
6520 (mips_expand_epilogue): Pass "orig_tsize" to save_restore_insns.
6521 Don't lose if tsize is zero after handling large stack for mips16.
6522 * mips.md (return): For trivial return, return address is in $31.
6524 Sun Jan 4 20:24:00 1998 Nigel Stephens <nigel@algor.co.uk>
6526 * mips/mips16.S: Various changes to make it work with -msingle-float
6529 Sun Jan 4 14:25:18 1998 Gavin Koch <gavin@cygnus.com>
6530 Ian Lance Taylor <ian@cygnus.com>
6531 Jeff Law <law@cygnus.com>
6533 * mips.c, mips.h, mips.md: First cut at merging in mips16
6534 support. Major modifications throughout all three files.
6536 Sun Jan 4 01:01:50 1998 scott snyder <snyder@d0sgif.fnal.gov>
6538 * configure.in: Make gthr-default.h a forwarding header instead of
6541 Sat Jan 3 12:08:06 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6543 * gcov-io.h: Include sys/types.h to ensure we get size_t.
6545 * pa.h (ASM_OUTPUT_MI_THUNK): Add missing % in fprintf.
6547 Fri Jan 2 23:40:09 1998 Jim Wilson (wilson@cygnus.com)
6548 Jeffrey A Law (law@cygnus.com)
6550 * crtstuff.c (__frame_dummy): New function for irix6.
6551 (__do_global_ctors): Call __frame_dummy for irix6.
6552 * iris6.h (LINK_SPEC): Hide __frame_dummy too.
6554 Fri Jan 2 04:57:57 1998 Weiwen Liu <liu@hepmail.physics.yale.edu>
6556 * alpha.c (vms_valid_decl_attribute_p): Move within #if OPEN_VMS.
6558 Fri Jan 2 04:34:14 1998 Richard Henderson <rth@cygnus.com>
6560 * c-decl.c (init_decl_processing): Provide proper fallback symbol
6561 for __builtin_memset.
6562 * expr.c (expand_builtin) [MEMSET]: Arg 3 type code is INTEGER_TYPE
6563 not INTEGER_CST. Assert arg 3 is a constant.
6565 * alpha.c (mode_width_operand): Accept 64-bit modes.
6566 (mode_mask_operand): Likewise.
6567 (print_operand): Likewise for 'M' and 'U' codes.
6568 (alpha_expand_unaligned_load): New function.
6569 (alpha_expand_unaligned_store): Likewise.
6570 (alpha_expand_unaligned_load_words): Likewise.
6571 (alpha_expand_unaligned_store_words): Likewise.
6572 (alpha_expand_block_move): Likewise.
6573 (alpha_expand_block_clear): Likewise.
6574 * alpha.h (MOVE_RATIO): New define.
6575 * alpha.md (extxl, ext*h, ins*l, mskxl): Name them.
6576 (insql, insxh, mskxh, extv, extzv, insv, movstrqi, clrstrqi): New.
6578 * alpha.h (ASM_OUTPUT_LOOP_ALIGN, ASM_OUTPUT_ALIGN_CODE): Set to 3.
6579 (CONSTANT_ALIGNMENT, DATA_ALIGNMENT): Disable.
6581 Thu Jan 1 15:40:15 1998 Richard Henderson <rth@cygnus.com>
6583 * configure.in: Put parenthesis around TARGET_CPU_DEFAULT's value.
6584 * configure: Update.
6586 Thu Jan 1 10:49:12 1998 Jeffrey A Law (law@cygnus.com)
6588 * emit-rtl.c (operand_subword): Correctly handle extracting a word
6589 from a CONST_DOUBLE for 16bit targets with !WORDS_BIG_ENDIAN.
6591 * mn10200.md (tstxx, cmpxx): Use "nonimmediate_operand" as predicate
6594 Wed Dec 31 14:42:18 1997 Ian Lance Taylor <ian@cygnus.com>
6596 * configure.in: Set and subsitute host_exeext. Use it when creating
6597 the assembler and linker symlinks.
6598 * configure: Rebuild.
6599 * Makefile.in (exeext): Set to @host_exeext@.
6600 (build_exeext): New variable, set to @build_exeext@.
6601 (FLAGS_TO_PASS): Pass down build_exeext.
6602 (STAGESTUFF): Use build_exeext, not exeext, for gen* and bi*
6605 Wed Dec 31 10:05:44 1997 Jeffrey A Law (law@cygnus.com)
6607 * mn10200.md (addsi3, subsi3): Fix thinkos.
6609 Tue Dec 30 00:04:49 1997 Richard Henderson <rth@cygnus.com>
6611 * sparc.h (ASM_OUTPUT_MI_THUNK): Move %o7 through %g1 instead of
6612 save+restore. Fix pic+big_offset delay slot. Use "pic" case for
6613 unix always, since we want to be able to thunk to functions in a
6614 shared library from an application.
6616 Mon Dec 29 14:37:31 1997 Ian Lance Taylor <ian@cygnus.com>
6618 * mips/t-ecoff (CROSS_LIBGCC1): Define to libgcc1-asm.a.
6619 (LIB1ASMSRC, LIB1ASMFUNCS): Define.
6621 Mon Dec 29 14:03:38 1997 Jeffrey A Law (law@cygnus.com)
6623 * expr.c (expand_expr): For {BITFIELD,COMPONENT,ARRAY}_REF, if the
6624 offset's mode is not ptr_mode, convert it.
6626 Mon Dec 29 15:58:18 1997 Michael Meissner <meissner@cygnus.com>
6628 * libgcc2.c (inhibit_libc): Don't define inhibit_libc when cross
6629 compiling if it was already defined.
6631 Sun Dec 28 00:32:16 1997 Jeffrey A Law (law@cygnus.com)
6633 * flow.c (find_basic_blocks): Don't create a new basic block
6634 for calls in a LIBCALL block.
6636 Sun Dec 28 00:30:24 1997 David Edelsohn <edelsohn@mhpcc.edu>
6638 * config/fp-bit.c (L_df_to_sf): Fix typo in last change.
6640 Sat Dec 27 22:43:12 1997 Jeffrey A Law (law@cygnus.com)
6642 * cse.c (rtx_cost): Remove conflicting default case.
6644 Sat Dec 27 21:20:02 1997 Richard Henderson <rth@cygnus.com>
6646 * configure.in: Move default enabling of Haifa out of for loop.
6647 * configure: Rebuild.
6649 Thu Dec 25 01:02:54 1997 Jeffrey A Law (law@cygnus.com)
6651 * version.c: Bump for snapshot.
6653 1997-12-25 Teemu Torma <tot@trema.com>
6655 * Makefile.in (GTHREAD_FLAGS): New var.
6656 (LIBGCC2_CFLAGS): Added $(GTHREAD_FLAGS).
6657 (distclean): Remove gthr-default.h.
6659 * configure.in: Accept dce as a thread package.
6660 Check for thread.h and pthread.h.
6661 Link gthr-default.h to appropriate thread file and set
6663 (hppa1.1-*-hpux10*): If --enable-threads, use dce threads and
6664 include multilib definitions from pa/t-dce-thr.
6665 (sparc-*-solaris2*): Enable threads by default, if thread.h or
6666 pthread.h is found, preferring posix threads over solaris ones.
6668 * config/pa/t-dce-thr: New file.
6669 * config/pa/t-pa: Removed multilibs.
6670 * config/sparc/t-sol2: Ditto.
6673 * gthr-single.h: New file.
6674 * gthr-posix.h: New file.
6675 * gthr-solaris.h: New file.
6676 * gthr-dce.h: New file.
6677 * libgcc-thr.h: Removed.
6678 * objc/thr-dce.c: New file copied from thr-decosf1.c.
6680 * frame.c: Include gthr.h instead of libgcc-thr.h.
6681 * libgcc2.c: Include gthr.h instead of libgcc-thr.h.
6682 (eh_context_initialize): If __gthread_once fails, use static eh
6684 (eh_context_free): Call __gthread_key_dtor.
6686 Wed Dec 24 23:33:17 1997 Jeffrey A Law (law@cygnus.com)
6688 * expr.h (MUST_PASS_IN_STACK): Allow target port to override.
6690 Wed Dec 24 23:12:14 1997 Jim Wilson <wilson@cygnus.com>
6692 * cse.c (max_insn_uid): New variable.
6693 (cse_around_loop): Use max_insn_uid.
6694 (cse_main): Set max_insn_uid.
6696 * abi64.h (LONG_MAX_SPEC): Check MIPS_ABI_DEFAULT and TARGET_DEFAULT,
6697 and define __LONG_MAX__ appropriately. Add support for -mabi=X,
6698 -mlong64, and -mgp{32,64} options.
6699 * mips.c (mips_abi): Change type to int.
6700 * mips.h (enum mips_abi_type): Delete.
6701 (ABI_32, ABI_N32, ABI_64, ABI_EABI): Define as constants.
6702 (mips_abi): Change type to int.
6704 Wed Dec 24 22:38:34 1997 John Carr <jfc@mit.edu>
6706 * flags.h, toplev.c, calls.c, alias.c: Remove flag_alias_check;
6707 optimization is now always enabled.
6709 * calls.c (expand_call): Recognize C++ operator new as malloc-like
6712 * alias.c (memrefs_conflict_p): Eliminate tests now done by
6714 (*_dependence): Call canon_rtx before base_alias_check.
6715 (init_alias_once): New function to precompute set of registers which
6716 can hold Pmode function arguments.
6718 * rtl.h: Declare init_alias_once.
6720 * toplev.c (compile_file): Call init_alias_once.
6722 Wed Dec 24 22:34:55 1997 Jeffrey A Law (law@cygnus.com)
6724 * tree.c (restore_tree_status): Do not dereference a null pointer.
6726 Tue Dec 23 12:56:46 1997 Paul Eggert <eggert@twinsun.com>:
6728 * genattrtab.c (main): Check HAVE_{G,S}ETRLIMIT in addition to
6729 RLIMIT_STACK. This maintains consistency with the recent, similar
6730 patch to cccp.c and toplev.c.
6732 Tue Dec 23 05:17:28 1997 Richard Henderson <rth@cygnus.com>
6734 * genattrtab.c (expand_units): For large nr opclasses, expand
6735 function_units_used with ORX to prevent blowups. Tag with FFS.
6736 (num_unit_opclasses): New variable.
6737 (gen_unit): Update it.
6738 (enum operator): Add ORX_OP.
6739 (operate_exp): Treat ORX as or, except don't expand across an if.
6740 Reuse number rtx's after operating on them.
6741 (check_attr_value): Accept IOR, AND, & FFS.
6742 (write_test_expr): Transmute `in_comparison' to `flags'. Allow
6743 for attribute value caching. Handle CONST_STRING, IF_THEN_ELSE.
6744 (write_expr_attr_cache, write_toplevel_expr): New functions.
6745 (write_attr_get): Handle FFS-tagged expressions.
6746 (make_canonical): Don't expand const attributes.
6747 (convert_const_symbol_ref): Dike out.
6748 (evaluate_eq_attr): Handle SYMBOL_REF.
6749 (main): Don't emit get_attr_foo for const attributes.
6751 * alpha.c (override_options): Reinstate PROCESSOR_EV6.
6752 (alpha_adjust_cost): Add EV6 tuning; streamline EV5 tests.
6753 * alpha.h (REGISTER_MOVE_COST): Increase ftoi/itof cost slightly.
6754 * alpha.md: Redo all of the scheduling, adding EV6 support, and
6755 combining function units where possible.
6756 (attr "type"): Split loads, stores, cmov into int/fp. Combine
6757 multiplies and divides. Add EV6 sqrt, ftoi, itof.
6758 (attr "opsize"): New attribute.
6759 (sqrtsf2-1, sqrtdf2-1): Provide proper TP_INSN patterns.
6760 (movsf2-[12], movdf2-[12]): Provide CIX varients; don't allow CIX
6761 to control register allocation.
6762 (movsi2-1, movdi2-1): Likewise.
6764 Tue Dec 23 03:53:21 1997 Richard Henderson <rth@cygnus.com>
6766 * alpha.h (CPP_PREDEFINES, LIB_SPEC, LINK_SPEC, STARTFILE_SPEC,
6767 MD_STARTFILE_PREFIX, ASM_FILE_START, ASM_SPEC, ASM_FINAL_SPEC):
6768 Move OSF/1 specific defines out.
6769 * alpha/elf.h (TARGET_VERSION, CPP_PREDEFINES, DEFAULT_VTABLE_THUNKS):
6770 Move Linux specific defines out.
6771 (LINK_SPEC): Genericize.
6772 (ASM_FILE_START): Emit .arch if using more than the base insn set.
6773 (ASM_OUTPUT_SOURCE_LINE): Remove; identical to alpha.h version.
6774 (SDB_DEBUGGING_INFO): Remove; gas can't handle it.
6775 (HANDLE_SYSV_PRAGMA): Define.
6776 * alpha/osf.h: New file.
6777 * alpha/linux.h: Split. Retain file-format independant defines.
6778 Import Linux bits from elf.h.
6779 (CPP_PREDEFINES): Take a file-format specific SUB_CPP_PREDEFINES
6780 (FUNCTION_PROFILER): _mcount takes its address in $28.
6781 (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX): Remove undef.
6782 * alpha/linux-ecoff.h: New file.
6783 * alpha/linux-elf.h: New file.
6784 * alpha/vms.h (LIB_SPEC, LINK_SPEC): Copy from osf.h.
6785 * alpha/win-nt.h (TARGET_DEFAULT): Define.
6786 * configure.in (alpha*-*-osf*, alpha*-*-linux*) [tm_file]:
6787 Add new headers as appropriate.
6789 * configure.in (alpha*): Enable Haifa by default.
6790 (*-*-winnt3*): Change to winnt*, since we're not v3 specific.
6791 * configure: Rebuild.
6793 Tue Dec 23 03:14:54 1997 Richard Henderson <rth@cygnus.com>
6795 * Makefile.in (clean): Remove the stages with their objects here ...
6796 (distclean): ... instead of here.
6798 Mon Dec 22 11:24:01 1997 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6800 * cse.c (rtx_cost): Add default case in enumeration switch.
6801 * fix-header.c (recognized_macro): Likewise.
6802 (recognized_extern): Likewise.
6803 (write_rbrac): Likewise.
6804 * objc/objc-act.c (encode_aggregate): Likewise.
6805 (gen_declarator): Likewise.
6806 (gen_declspecs): Likewise.
6808 Mon Dec 22 09:58:51 1997 Jeffrey A Law (law@cygnus.com)
6810 * haifa-sched.c (create_reg_dead_note): Detect and handle another
6811 case where we kill more regs after sched than were killed before
6813 * sched.c (create_reg_dead_note): Similarly.
6815 Mon Dec 22 09:18:37 1997 Jeffrey A Law (law@cygnus.com)
6817 * c-pragma.c: Include flags.h.
6819 Sun Dec 21 22:10:59 1997 Mumit Khan <khan@xraylith.wisc.edu>
6821 * i386/cygwin32.h (NO_IMPLICIT_EXTERN_C): Don't assume anything
6822 about system headers.
6823 (LIB_SPEC): Add -ladvapi32 -lshell32 to be consistent with mingw32
6824 and also to resolve symbols in prefix.c.
6826 * i386/xm-cygwin32.h (HAVE_BCOPY): Define. This avoids a conflict
6827 between gansidecl.h and newlib's _ansi.h when building libgcc2.a,
6828 when the definitions in auto-config.h is not visible.
6829 (HAVE_BZERO): Likewise.
6830 (HAVE_BCMP): Likewise.
6831 (HAVE_RINDEX): Likewise.
6832 (HAVE_INDEX): Likewise.
6834 Sun Dec 21 21:54:22 1997 Jeffrey A Law (law@cygnus.com)
6836 * pa.c (emit_move_sequence): Handle a function label source
6839 Sun Dec 21 16:13:55 1997 Nick Clifton <nickc@cygnus.com
6841 * c-pragma.c (handle_pragma_token): Generate warning messages
6842 about unknown pragmas if warn_unknown_pragmas is set.
6844 * c-decl.c (c_decode_option): Parse -Wunknown-pragmas command
6845 line option to set variable: warn_unknown_pragmas.
6847 Sun Dec 21 15:51:10 1997 Manfred Hollstein <manfred@lts.sel.alcatel.de>
6849 * m68k/mot3300.h (ASM_BYTE_OP): Don't include '\t' in the
6851 (ASM_OUTPUT_ASCII): Prefix ASM_BYTE_OP by one single '\t'.
6853 Sun Dec 21 13:58:39 1997 Jeffrey A Law (law@cygnus.com)
6855 * Makefile.in (FPBIT_FUNCS, DPBIT_FUNCS): Define.
6856 (libgcc2.a): Depend on $(DPBIT) and $(FPBIT). Add rules to
6857 generate more fine grained floating point emulation libraries.
6858 * config/fp-bit.c: Add protecting #ifdef to all functions so
6859 that they can be compiled separately. If !FINE_GRAINED_LIBRARIES,
6860 then compile all suitable functions.
6861 (pack_d, unpack_d, fpcmp_parts): Add declarations, define with two
6862 underscores to avoid namespace pollution.
6863 * t-mn10200 (LIB2FUNCS_EXTRA): Remove fp-bit.c
6865 * t-mn10300 (LIB2FUNCS_EXTRA): Remove fp-bit.c and dp-bit.c
6869 Sat Dec 20 11:26:47 1997 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6870 Jeff Law <law@cygnus.com>
6872 * bitmap.c (bitmap_clear): Ensure `inline' is at the beginning
6874 * c-decl.c (finish_decl): Use parentheses around && within ||.
6875 * rtl.c: Include stdlib.h.
6876 (read_skip_spaces): Add parentheses around assignments used as
6878 (read_rtx): Initialize list_rtx.
6879 * cppexp.c (parse_number): Use || when operands are truth values.
6880 * alias.c (find_base_value): Add default case.
6881 (memrefs_conflict): Likewise.
6882 * combine.c (sets_function_arg_p): Likewise.
6883 * genemit.c (gen_exp): Likewise.
6884 * local-alloc.c (contains_replace_regs): Likewise.
6885 * rtlanal.c (jmp_uses_reg_or_mem): Likewise.
6886 * fold-const.c (fold_convert): Use "&&" for truth values.
6887 (fold): Add default case.
6888 * sdbout.c (sdbout_field_types): Fix typo in declaration.
6889 (sdbout_one_type): Add default case.
6890 * alpha.c (alpha_sa_mask): Prototype only if OPEN_VMS.
6891 (some_operand): Add default case.
6892 (input_operand): Likewise.
6893 (signed_comparison_operator): Likewise.
6894 (divmod_operator): Likewise.
6895 (alpha_set_memflags_1): Likewise.
6896 * reload1.c (reload_cse_simplify_operands): Ensure function
6897 always returns a value.
6898 * scan-decls.c (scan_decls): Likewise.
6899 * c-lex.c (skip_white_space): Fix typo in declaraion.
6900 * c-typeck.c (comp_target_types): Add parentheses around assignment
6901 used as truth value.
6902 (print_spelling): Likewise.
6903 (constructor_implicit, constructor_result): Remove unused variables.
6904 * collect2.c (scan_library): Protect prototype with
6905 #ifdef SCAN_LIBRARIES.
6906 * emit-rtl.c (find_line_note): Fix typo in declaration.
6907 * final.c (asm_insn_count): Protect prototype with
6908 #ifdef HAVE_ATTR_length.
6909 * flow.c (find_auto_inc): Protect prototype with #ifdef AUTO_INC_DEC.
6910 (try_pre_increment_1, try_pre_increment): Likewise.
6911 * regclass.c (auto_inc_dec_reg_p): Protect prototype with
6912 #ifdef FORBIDDEN_INC_DEC_CLASSES. Make return type explicit.
6913 * gcov-io.h (__store_long, __write_long, __read_long): Fix
6914 unsigned/signed comparisons.
6915 * gcov.c (read_files): Remove unused "first_type" variable.
6916 (scan _for_source_files): Initialize s_ptr.
6917 (function_summary): Eliminate "%lf" formatting, use %ld for
6919 (output_data): Initialize branch_probs and last_line_num.
6920 Eliminate "%lf" formatting, use "%ld" for longs.
6922 Fri Dec 19 17:31:11 1997 Ian Lance Taylor <ian@cygnus.com>
6924 * mips16.S: New file.
6926 * libgcc2.c (varargs): Handle mips16.
6928 * expr.c (do_tablejump): Let CASE_VECTOR_PC_RELATIVE be an
6930 * stmt.c (expand_end_case): Likewise.
6931 * alpha.h (CASE_VECTOR_PC_RELATIVE): Update.
6932 * fx80.h, gmicro.h, m68k.h, m88k.h, ns32k.h: Likewise.
6933 * rs6000.h, sh.h, tahoe.h, v850.h, vax.h: Likewise.
6935 Tue Dec 16 15:14:09 1997 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
6937 * objc/Make-lang.in: Create runtime-info.h and libobjc_entry.o in
6938 the build directory.
6939 (libobjc.a): Update dependency list.
6940 (libobjc.dll): Likewise. Use libobjc_entry.o from the build
6942 (objc/sendmsg.o): Add -Iobjc to find runtime-info.h.
6943 (objc.mostlyclean): Remove runtime-info.h.
6945 Fri Dec 19 00:19:42 1997 Richard Henderson <rth@cygnus.com>
6947 * tree.c (build_range_type): Allow creation of ranges with no maximum.
6948 * dbxout.c (dbxout_range_type): Handle missing TYPE_MAX_VALUE.
6949 * dwarf2out.c (add_subscript_info): Likewise.
6950 * dwarfout.c (subscript_data_attribute, byte_size_attribute): Likewise.
6951 * sdbout.c (plain_type_1): Likewise.
6952 * stmt.c (pushcase_range, all_cases_count, node_has_high_bound):
6954 * fold-const.c (int_const_binop, fold_convert, make_range, fold):
6957 Thu Dec 18 17:05:10 1997 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6959 * mips.c (fatal): Remove declaration.
6961 1997-12-18 Mark Mitchell <mmitchell@usa.net>
6963 * integrate.c (get_label_from_map): New function.
6964 (expand_inline_function): Use it. Initialize the label_map to
6965 NULL_RTX instead of gen_label_rtx.
6966 (copy_rtx_and_substitute): Use get_label_from_map.
6967 * integrate.h (get_label_from_map): New function.
6968 (set_label_from_map): New macro.
6969 * unroll.c (unroll_loop): Use them.
6970 (copy_loop_body): Ditto.
6972 Thu Dec 18 19:19:57 1997 Ian Lance Taylor <ian@cygnus.com>
6974 * mips/mips.h (INIT_SUBTARGET_OPTABS): Define if not defined.
6975 (INIT_TARGET_OPTABS): Define.
6976 * mips/ecoff.h: Include gofast.h before mips.h.
6977 (INIT_SUBTARGET_OPTABS): Define instead of INIT_TARGET_OPTABS.
6978 * mips/elf64.h: Likewise.
6979 * mips/elf.h (ASM_OUTPUT_SECTION_NAME): Define.
6981 Thu Dec 18 14:51:12 1997 Jason Merrill <jason@yorick.cygnus.com>
6983 * except.c: Remove register_exception_table{,_p}.
6985 Thu Dec 18 14:57:29 1997 Gavin Koch <gavin@cygnus.com>
6987 * unroll.c (calculate_giv_inc): Handle constant increment found in
6988 a MEM with an appropriate REG_EQUAL note.
6990 * calls.c (expand_call): Implement LOAD_ARGS_REVERSED.
6992 * dwarf2out.c (dwarf2out_frame_debug): Handle adjustments of the
6993 frame pointer in the prologue.
6995 Thu Dec 18 00:19:38 1997 Robert Lipe <robertl@dgii.com>
6997 * i386/x-sco5 (CLIB) Deleted. (ALLOCA) Added.
6998 * i386/xm-sco5.h (USE_C_ALLOCA) Added.
7000 Tue Dec 16 18:51:00 1997 Bill Moyer <billm@cygnus.com>
7002 * config/m68k/m68k.c (output_function_prologue): Typecast
7003 dwarf2out_cfi_label to (char *).
7004 * config/m68k/m68kemb.h (STARTFILE_SPEC): Redefined to "".
7006 Wed Dec 17 15:06:04 1997 Richard Henderson <rth@cygnus.com>
7008 * sparc.md (jump): Don't use the annul bit around an empty loop.
7009 Patch from Kevin.Kelly@East.Sun.COM.
7011 Wed Dec 17 00:51:36 1997 Stan Cox (scox@cygnus.com)
7013 * jump.c: (jump_optimize): Don't use the return register as a
7014 source1 of a conditional move.
7016 Tue Dec 16 23:45:40 1997 Richard Henderson <rth@cygnus.com>
7018 * sparc.c (DF_MODES): Or the mask not the bit number.
7019 (function_arg) [ARCH64]: Send unprototyped arg to fp reg first.
7021 Wed Dec 17 00:13:48 1997 Christian Iseli <Christian.Iseli@lslsun.epfl.ch>
7023 * combine.c (force_to_mode): return immediately if operand is a CLOBBER.
7025 Tue Dec 16 23:44:54 1997 Manfred Hollstein <manfred@s-direktnet.de>
7027 * fixincludes (size_t): Add support for Motorola's stdlib.h
7028 which fails to provide a definition for size_t.
7029 (fabs/hypot): Provide a prototype for fabs on m88k-motorola-sysv3.
7030 (strlen,strspn,strcspn return value): Handle different layout on sysV88.
7031 (hypot): Provide a fake for hypot for m88k-motorola-sysv3.
7033 * m68k/xm-mot3300.h (ADD_MISSING_POSIX, ADD_MISSING_XOPEN): Define to
7034 prevent unresolved externals in libio.
7035 * m88k/xm-sysv3.h (ADD_MISSING_POSIX, ADD_MISSING_XOPEN): Likewise.
7037 Tue Dec 16 23:25:45 1997 H.J. Lu (hjl@gnu.org)
7039 * config/sparc/linux64.h (LIBGCC_SPEC): Removed.
7040 (CPP_SUBTARGET_SPEC): Add %{pthread:-D_REENTRANT}.
7041 (LIB_SPEC): Updated for glibc 2.
7043 Tue Dec 16 20:11:36 1997 Jeffrey A Law (law@cygnus.com)
7045 * ginclude/stdarg.h: Undo BeOS changes, they break hpux.
7046 * ginclude/varargs.h: Likewise.
7048 Tue Dec 16 00:32:01 1997 Jeffrey A Law (law@cygnus.com)
7050 * version.c: Bump for snapshot.
7052 Tue Dec 16 00:14:29 1997 H.J. Lu (hjl@gnu.org)
7054 * frame.h (__register_frame, __register_frame_table,
7055 __deregister_frame): New.
7056 * frame.c (__register_frame, __register_frame_table,
7057 __deregister_frame): New.
7058 * frame.c (__deregister_frame_info): Return void *.
7059 * frame.h (__deregister_frame_info): Ditto.
7060 * collect2.c (__deregister_frame_info): Ditto.
7062 Mon Dec 15 18:40:08 1997 Richard Henderson <rth@cygnus.com>
7064 * expmed.c (expand_shift): If SHIFT_COUNT_TRUNCATED, drop a SUBREG.
7066 Mon Dec 15 18:31:43 1997 Richard Henderson <rth@cygnus.com>
7068 * alpha.c (alpha_cpu_name): New variable.
7069 (alpha_mlat_string): Likewise.
7070 (alpha_memory_latency): Likewise.
7071 (override_options): Handle -mmemory-latency.
7072 (alpha_adjust_cost): Adjust load cost for latency.
7073 * alpha.h (TARGET_OPTIONS): Add meory-latency.
7074 (REGISTER_MOVE_COST): Define in terms of memory_latency. Take
7075 TARGET_CIX into account.
7076 (MEMORY_MOVE_COST): Define in terms of memory_latency.
7077 * invoke.texi (DEC Alpha Options): Document -mmemory-latency.
7079 * alpha.h (ASM_COMMENT_START): New macro.
7081 Mon Dec 15 17:48:05 1997 Richard Henderson <rth@cygnus.com>
7083 * reload.h, reload1.c (eliminate_regs), caller-save.c, dbxout.c,
7084 dwarfout.c, dwarf2out.c, reload.c, sdbout.c: Revert March 15 change.
7086 * reload.c (push_reload): If WORD_REGISTER_OPERATIONS, reload the
7087 SUBREG_REG if the word count is unchanged.
7088 * reload1.c (eliminate_regs) [case SET]: If W_R_O, preserve
7089 subregs of identical word size for push_reload.
7091 Mon Dec 15 Mark Mitchell <mmitchell@usa.net> 11:41:32 1997
7093 * toplev.c (rest_of_compilation): Don't call save_for_inline_copy
7094 if all we're doing is dealing with -Wreturn-type.
7096 Mon Dec 15 09:44:39 1997 Richard Henderson <rth@cygnus.com>
7098 * alpha.md (zero_extendqihi2, zero_extendqisi2, zero_extendqidi2):
7099 Use and 255 instead of zapnot 1, since it schedules better.
7101 Mon Dec 15 08:48:24 1997 Jeffrey A Law (law@cygnus.com)
7103 * stmt.c (expand_asm_operands): If an ASM has no outputs, then treat
7106 Mon Dec 15 00:04:48 1997 Jeffrey A Law (law@cygnus.com)
7108 * haifa-sched.c (remove_dependencies): Set RTX_INTEGRATED_P on
7109 dependency we delete. Properly update prev for multiple consecutive
7111 (priority): Skip deleted dependence.
7113 Fri Dec 12 18:54:23 1997 Per Bothner <bothner@cygnus.com>
7115 * expr.c (expand_builtin): Support BUILT_IN_FMOD - just call fmod.
7117 Fri Dec 12 01:19:48 1997 Jason Merrill <jason@yorick.cygnus.com>
7119 * flow.c (flow_analysis): Be consistent with find_basic_blocks in
7120 determining when a new basic block starts.
7122 * alpha/osf2or3.h (LIB_SPEC): Restore missing defn.
7124 * pa.h (TEXT_SPACE_P): Use TREE_CODE_CLASS.
7125 * pa.md (iorsi3): Add missing args to *_operand calls.
7127 * except.c (call_get_eh_context): Don't mess with sequences.
7128 (emit_eh_context): Include the call in the sequence here.
7130 1997-12-11 Paul Eggert <eggert@twinsun.com>
7132 * collect2.c (write_c_file_glob): Allocate initial frame object
7133 in static storage and pass its address.
7135 Thu Dec 11 23:33:48 1997 Jason Merrill <jason@yorick.cygnus.com>
7137 * except.c (call_get_eh_context): Don't take a parm.
7138 Put the call at the top of the function.
7139 (emit_eh_context): Adjust.
7140 (get_eh_context): Replace with former use_eh_context.
7141 (get_eh_context_once, get_saved_pc_ref): Remove.
7142 (start_eh_unwinder, end_eh_unwinder, emit_unwinder): Remove.
7144 * integrate.c (expand_inline_function): Adjust.
7145 * toplev.c (rest_of_compilation): Don't call emit_unwinder.
7147 Fri Oct 10 17:58:31 CEST 1997 Marc Lehmann <pcg@goof.com>
7149 * i386/xm-go32.h (EXECUTABLE_SUFFIX): Define.
7150 (DIR_SEPARATOR, NO_SYS_SIGLIST): Likewise.
7152 Thu Dec 11 23:55:17 1997 Manfred Hollstein <manfred@s-direktnet.de>
7154 * fixincludes (strlen,strspn,strcspn return value): Handle different
7156 (hypot): Provide a fake for hypot which is broken on
7157 m88k-motorola-sysv3.
7159 Thu Dec 11 23:50:17 1997 John F. Carr <jfc@mit.edu>
7161 * tree.c, tree.h: Change tree_code_type, tree_code_length, and
7162 tree_code_name from pointers to arrays.
7163 * tree.c: Remove standard_tree_code_* variables, no longer used.
7164 * print-tree.c: Remove declaration of tree_code_name.
7166 * cp/lex.c (init_lex): Update for tree_code_* changes.
7167 * objc/objc-act.c (init_objc): Likewise.
7169 * tree.def, cp/cp-tree.def, objc/objc-tree.def: Update for tree_code
7172 Thu Dec 11 23:34:54 1997 Fred Fish <fnf@ninemoons.com>
7174 * config.sub: Add support for BeOS target.
7175 * configure.in: Likewise.
7176 * ginclude/stdarg.h: Likewise.
7177 * ginclude/stddef.h: Likewise.
7178 * ginclude/varargs.h: Likewise.
7179 * rs6000/beos.h: New file for BeOS.
7180 * rs6000/t-beos: Likewise.
7181 * rs6000/x-beos: Likewise.
7182 * rs6000/xm-beos.h: Likewise.
7183 * toplev.c (get_run_time): Just return 0 on BeOS.
7185 Thu Dec 11 23:25:23 1997 Jeffrey A Law (law@cygnus.com)
7186 Toon Moene (toon@moene.indiv.nluug.nl)
7188 * m68k.h (GO_IF_LEGITIMATE_ADDRESS): No longer cater to horribly
7189 old and broken Sun3 assemblers. Newer versions handle large
7190 offsets correctly as does the GNU assembler.
7192 Thu Dec 11 23:06:48 1997 H.J. Lu (hjl@gnu.ai.mit.edu)
7194 * objc/objc-act.c (lang_report_error_function): Disable.
7195 * objc/objc-parse.y: Include "output.h".
7196 (yyerror): Remove redundant decl.
7197 (yyprint): Fix prototype.
7198 (apply_args_register_offset): Remove redundant decl.
7199 (get_file_function_name): Likewise.
7201 Thu Dec 11 22:02:10 1997 Jason Merrill <jason@yorick.cygnus.com>
7203 * flow.c (find_basic_blocks): A CALL_INSN that can throw starts
7205 (find_basic_blocks_1): Likewise.
7207 Thu Dec 11 21:08:48 1997 Jason Merrill <jason@yorick.cygnus.com>
7209 * except.c (use_eh_context): Don't copy_rtx a REG.
7210 (emit_throw): Lose old unwinder support.
7211 (expand_internal_throw): Likewise.
7212 * libgcc2.c (struct eh_context): Likewise.
7213 (new_eh_context): Likewise.
7214 (__get_eh_info): Lose redundant cast.
7215 (__get_dynamic_handler_chain): Likewise.
7216 (__get_saved_pc): Lose.
7217 Lose all old unwinder support code.
7219 Thu Dec 11 20:42:18 1997 Teemu Torma <tot@trema.com>
7221 Thread-safe EH support for pthreads, DCE threads and Solaris threads.
7223 * integrate.c (expand_inline_function): If the inline fn uses eh
7224 context, make sure that the current fn has one.
7225 * toplev.c (rest_of_compilation): Call emit_eh_context.
7226 * except.c (use_eh_context): New fn.
7227 (get_eh_context_once): New fn.
7228 (call_get_eh_context): New fn.
7229 (emit_eh_context): New fn.
7230 (get_eh_context): Call either get_eh_context_once or
7231 call_get_eh_context, depending on what we have.
7232 (get_dynamic_handler_chain): Call get_eh_context_once.
7233 * except.h: Prototypes for fns above.
7234 * optabs.c (get_eh_context_libfunc): Removed.
7235 (init_optabs): Don't initialize it.
7236 * expr.h (get_eh_context_libfunc): Removed.
7237 * rtl.h, rtl.c: New reg_note REG_EH_CONTEXT.
7238 * config/pa/pa.h (CPP_SPEC): Support for -threads.
7239 * config/pa/pa-hpux10.h (LIB_SPEC): Ditto.
7240 * config/pa/t-pa (MULTILIB_OPTIONS, MULTILIB_DIRNAMES):
7241 New multilib for -threads.
7242 * config/sparc/t-sol2: Added multilibs for -threads and
7243 made -pthreads alias to it.
7244 * config/sparc/sol2.h (CPP_SPEC, LIB_SPEC):
7245 Added -threads and -pthreads options.
7246 * libgcc-thr.h: New file.
7247 * libgcc2.c: (__get_cpp_eh_context): Removed.
7248 (struct cpp_eh_context): Removed.
7249 (struct eh_context): Replaced cpp_eh_context with generic language
7251 (__get_eh_info): New function.
7252 (__throw): Check eh_context::info.
7254 * libgcc2.c: Include libgcc-thr.h.
7255 (new_eh_context, __get_eh_context,
7256 eh_pthread_initialize, eh_context_initialize, eh_context_static,
7257 eh_context_specific, eh_context_free): New functions.
7258 (get_eh_context, eh_context_key): New variables.
7259 (__sjthrow, __sjpopnthrow, __eh_pcnthrow, __throw): Use
7260 get_eh_context to get the context.
7261 (longjmp): Move the declaration inside
7262 #ifdef DONT_USE_BUILTIN_SETJMP.
7263 * frame.c: Include libgcc-thr.h.
7264 (object_mutex): Mutex to protect the object list.
7265 (find_fde, __register_frame, __register_frame_table,
7266 __deregister_frame): Hold the lock while accessing objects.
7267 * except.h (get_eh_context): Declare.
7268 * except.c (current_function_ehc): Define.
7269 (current_function_dhc, current_function_dcc): Removed.
7270 (get_eh_context): New function.
7271 (get_dynamic_handler_chain): Use get_eh_context.
7272 (get_saved_pc_ref): Ditto.
7273 (get_dynamic_cleanup_chain): Removed references to
7274 current_function_dcc.
7275 (save_eh_status, restore_eh_status): Save and restore
7276 current_function_ehc instead.
7277 * optabs.c (get_eh_context_libfunc): New variable.
7278 (init_optabs): Initialize it.
7279 * expr.h: Declare get_eh_context_libfunc.
7280 * function.h (struct function): Replaced dhc and dcc with ehc.
7281 * except.c (get_saved_pc_ref): New functions.
7282 (eh_saved_pc_rtx, eh_saved_pc): Deleted.
7283 (expand_internal_throw_indirect): Use get_saved_pc_ref() instead
7285 (end_eh_unwinder): Likewise.
7286 (init_eh): Remove initialization of eh_saved_pc.
7287 * optabs.c (get_saved_pc_libfunc): New variable.
7288 (init_optabs): Initialize it.
7289 * expr.h: Declare get_saved_pc_libfunc.
7290 * except.h (eh_saved_pc_rtx): Deleted.
7291 (get_saved_pc_ref): Declared.
7293 From Scott Snyder <snyder@d0sgif.fnal.gov>:
7294 * libgcc2.c (__get_saved_pc): New.
7295 (__eh_type, __eh_pc): Deleted.
7296 (__eh_pcnthrow): Use __get_saved_pc() instead of __eh_pc.
7297 (__get_dynamic_handler_chain): Move __dynamic_handler_chain inside
7300 Thu Dec 11 17:23:48 1997 John F. Carr <jfc@mit.edu>
7302 * sparc/sol2.h: Use 64 bit multiply and divide functions in
7303 Solaris libc. Define TARGET_LIVE_G0 and TARGET_BROKEN_SAVERESTORE
7306 * rtl.h (global_rtl): New variable, replacing separate variables for
7308 (const_int_rtx): Now array of rtx_def, not rtx.
7309 * emit-rtl.c: Update for new rtl data structures.
7310 * genattrtab.c: Define global_rtl.
7312 Thu Dec 11 15:50:29 1997 David Edelsohn <edelsohn@mhpcc.edu>
7314 * configure.in ({rs6000,powerpc}-*-*): Enable Haifa scheduler by
7317 Wed Dec 10 12:30:18 1997 Anthony Green <green@cygnus.com>
7319 * crtstuff.c (__do_global_ctors): Fix typo.
7321 Tue Dec 9 09:43:59 1997 Manfred Hollstein <manfred@s-direktnet.de>
7323 * toplev.c (main): Check HAVE_GETRLIMIT and HAVE_SETRLIMIT in addition
7324 to RLIMIT_STACK to see if we can call getrlimit and setrlimit.
7326 Tue Dec 9 09:38:58 1997 David Edelsohn <edelsohn@mhpcc.edu>
7328 * rs6000.h (FUNCTION_ARG_PADDING): Define.
7329 * rs6000.c (function_arg_padding): New function.
7331 Tue Dec 9 10:34:21 1997 Manfred Hollstein <manfred@s-direktnet.de>
7333 * m68k.c: Include tree.h only once.
7335 Tue Dec 9 09:32:33 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7337 * integrate.c (save_for_inline_copying): Make a new reg_parm_stack_loc.
7339 Tue Dec 9 01:16:06 1997 Jeffrey A Law (law@cygnus.com)
7341 * Partially cleaned up prototyping code from HJ.
7342 * tree.h: Add many prototypes.
7343 * haifa-sched.c (haifa_classify_insn): Renamed from classify_insn.
7344 All references changed.
7345 * rtl.h: Protect from multiple inclusions. Add many prototypes.
7347 Tue Dec 9 01:15:15 1997 Fred Fish <fnf@ninemoons.com>
7349 * libgcc2.c (string.h): Hoist inclusion to occur before first use of
7350 string functions like strlen.
7352 Tue Dec 9 00:57:38 1997 Manfred Hollstein <manfred@s-direktnet.de>
7354 * configure.in: Check for functions getrlimit and setrlimit.
7355 * cccp.c (main): Check HAVE_GETRLIMIT and HAVE_SETRLIMIT in addition
7356 to RLIMIT_STACK to see if we can call getrlimit and setrlimit.
7358 Mon Dec 8 23:53:26 1997 Jay Sachs <sachs@bull.cs.williams.edu>
7360 * Makefile.in (compare*): Handle losing behavior from 4.4bsd make.
7362 Mon Dec 8 21:03:28 1997 Richard Henderson <rth@cygnus.com>
7364 * alpha.c (REG_RA, alpha_return_addr, output_epilog):
7367 * alpha.c (override_options): Don't know about scheduling for EV6.
7368 * alpha.md (ev5 function units): Don't overload as ev6.
7370 * alpha.c (alpha_adjust_cost): Simplify. Fix typo in ev5 mult case.
7371 * alpha.md (define_attr type): Add mvi.
7372 (ev5_e0): Define sceduling parameters for it.
7373 (TARGET_MAX insns): Type is mvi not shift.
7375 Mon Dec 8 18:15:00 1997 Richard Henderson <rth@cygnus.com>
7377 * alpha/win-nt.h (TRAMPOLINE_TEMPLATE): Fix backported gcc-2.8 bug.
7379 Mon Dec 8 21:17:28 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
7381 * cstamp-h, auto-config.h: Delete.
7383 Sun Dec 7 19:19:03 1997 Jeffrey A Law (law@cygnus.com)
7385 * version.c: Bump for snapshot.
7387 Sat Dec 6 22:22:22 1997 Jeffrey A Law (law@cygnus.com)
7389 * cccp.c: Fix typo brought over in merge.
7391 * Merge in changes from gcc-2.8.
7393 Mon Nov 3 05:45:32 1997 Philippe De Muyter <phdm@macqel.be>
7395 * m68k.c: Include tree.h for dwarf2out_cfi_label.
7397 * gcc.c (process_command): Do not take address of function fatal when
7398 calling lang_specific_driver.
7400 Sat Dec 6 01:02:38 1997 Mumit Khan <khan@xraylith.wisc.edu>
7402 * config/i386/cygwin32.h (DWARF2_UNWIND): Exception handling
7403 doesn't work with it yet, so set it to 0.
7404 * config/i386/xm-cygwin32.h (NO_SYS_SIGLIST): Define.
7406 Sat Dec 6 01:01:02 1997 Christian Iseli <Christian.Iseli@lslsun.epfl.ch>
7408 * cse.c (cse_insn): Check for invalid entries when taking references.
7410 Fri Dec 5 18:26:25 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
7412 * loop.c (invariant_p): Don't test flag_rerun_loop_opt.
7413 (loop_optimize, scan_loop, strength_reduce): New argument unroll_p.
7414 * toplev.c (rest_of_compilation): Pass it. Remove code to
7415 save / clear / restore flag_unroll_{,all_}loops.
7417 Fri Dec 5 16:26:03 1997 Bernd Schmidt <crux@ohara.Informatik.RWTH-Aachen.DE>
7419 * i386.c (notice_update_cc): Remove bogus pentium GCC code.
7421 Fri Dec 5 16:25:14 1997 Jeffrey A Law (law@cygnus.com)
7423 * stmt.c (warn_if_unused_value): Don't warn for TRY_CATCH_EXPR.
7425 Thu Dec 4 11:51:00 1997 Jason Merrill <jason@yorick.cygnus.com>
7427 * except.c (get_dynamic_handler_chain): Only make the call once per
7430 * except.c (expand_end_all_catch): Fix for sjlj exceptions.
7432 Thu Dec 4 12:30:40 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
7434 * sh.c (final_prescan_insn): Use local label prefix
7435 when emitting .uses pseudo-ops.
7437 Wed Dec 3 12:01:56 1997 Jason Merrill <jason@yorick.cygnus.com>
7439 * libgcc2.c (__throw): Use __builtin_return_addr instead of __eh_pc.
7440 * except.c: Lose outer_context_label_stack.
7441 (expand_eh_region_end): Rethrow from outer_context here.
7442 (expand_fixup_region_end): Let expand_eh_region_end do the rethrow.
7443 (expand_internal_throw): Take no args.
7444 (expand_internal_throw_indirect): Lose.
7445 (expand_leftover_cleanups, expand_start_all_catch): Use expand_rethrow.
7446 (expand_start_all_catch): Start a rethrow region.
7447 (expand_end_all_catch): End it.
7448 (expand_rethrow): New fn.
7449 * except.h: Reflect above changes.
7450 * flow.c: Revert change of Nov 27.
7452 Thu Dec 4 00:24:09 1997 Jeffrey A Law (law@cygnus.com)
7454 * i386/t-sol2 (CRTSTUFF_T_CFLAGS): Turn on the optimizer.
7456 Wed Dec 3 12:01:56 1997 Jason Merrill <jason@yorick.cygnus.com>
7458 * except.c (expand_fixup_region_end): New fn.
7459 (expand_fixup_region_start): Likewise.
7460 (expand_eh_region_start_tree): Store cleanup into finalization here.
7461 * stmt.c (expand_cleanups): Use them to protect fixups.
7463 Wed Dec 3 11:41:13 1997 Gavin Koch <gavin@cygnus.com>
7465 * mips/mips.md (muldi3_r4000): Broaden the output template
7466 and attribute assignments to handle three operand dmult;
7467 rename to muldi3_internal2.
7468 (muldi3): Call the new muldi3_internal2 for R4000, and
7469 any GENERATE_MULT3 chip.
7471 Tue Dec 2 19:40:43 1997 Jason Merrill <jason@yorick.cygnus.com>
7473 * stmt.c (expand_decl_cleanup): Update thisblock after eh_region_start.
7475 Tue Dec 2 12:54:33 1997 Jim Wilson <wilson@cygnus.com>
7477 * unroll.c (find_splittable_givs): Remove last change. Handle givs
7478 with a dest_reg that was created by loop.
7480 Sat Nov 29 12:44:57 1997 David Edelsohn <edelsohn@mhpcc.edu>
7482 * rs6000.c (function_arg_partial_nregs): Undo Nov. 26 patch.
7484 * rs6000/aix41.h (ASM_CPU_SPEC): Define.
7486 Fri Nov 28 10:00:27 1997 Jeffrey A Law (law@cygnus.com)
7488 * configure.in: Fix NCR entries.
7490 Thu Nov 27 12:20:19 1997 Jeffrey A Law (law@cygnus.com)
7492 * flow.c (find_basic_blocks): Handle cfg issues for rethrows and
7493 nested exceptions correctly.
7495 * unroll.c (find_splittable_givs): Don't split givs with a dest_reg
7496 that was created by loop.
7498 Thu Nov 27 09:34:58 1997 Jason Merrill <jason@yorick.cygnus.com>
7500 * expr.c (preexpand_calls): Don't look past a TRY_CATCH_EXPR.
7502 * except.c (expand_start_all_catch): One more do_pending_stack_adjust.
7504 Wed Nov 26 15:47:30 1997 Michael Meissner <meissner@cygnus.com>
7506 * rs6000.c (SMALL_DATA_REG): Register to use for small data relocs.
7507 (print_operand): Use SMALL_DATA_REG for the register involved in
7508 small data relocations.
7509 (print_operand_address): Ditto.
7511 * rs6000/linux.h (LINK_SPEC): Pass -dynamic-linker /lib/ld.so.1 if
7512 -dynamic linker is not used.
7514 * rs6000.md (call insns): For local calls, use @local suffix under
7515 System V. Don't use @plt under Solaris.
7517 * rs6000.c (output_function_profiler): Put label address in r0, and
7518 store LR in 4(sp) for System V/eabi.
7520 * rs6000.h (ASM_OUTPUT_REG_{PUSH,POP}): Keep stack aligned to 16
7521 byte boundary, and maintain stack backchain.
7523 Tue Nov 25 14:08:12 1997 Jim Wilson <wilson@cygnus.com>
7525 * mips.md (fix_truncdfsi2, fix_truncsfsi2, fix_truncdfdi2,
7526 fix_truncsfdi2): Change *.
7528 Wed Nov 26 11:12:26 1997 Jason Merrill <jason@yorick.cygnus.com>
7530 * toplev.c (main): Complain about -gdwarfn.
7532 Tue Nov 25 22:43:30 1997 Jason Merrill <jason@yorick.cygnus.com>
7534 * dwarfout.c (output_type): If finalizing, write out nested types
7535 of types we've already written.
7537 Tue Nov 25 20:32:24 1997 Michael Meissner <meissner@cygnus.com>
7539 (patches originally from Geoffrey Keating)
7540 * rs6000.c (function_arg): Excess floating point arguments don't
7541 go into GPR registers after exhausting FP registers under the
7543 (function_arg_partial_nregs): Ditto.
7545 * rs6000.md (call insns): If -fPIC or -mrelocatable, add @plt
7548 Tue Nov 25 23:37:27 1997 Jason Merrill <jason@yorick.cygnus.com>
7550 * integrate.c (output_inline_function): Just unset DECL_INLINE.
7552 Tue Nov 25 23:33:29 1997 scott snyder <snyder@d0sgif.fnal.gov>
7554 * dwarf2out.c (outout_call_frame_info): Ensure that the info has
7557 * libgcc2.c (__throw): Initialize HANDLER.
7559 Tue Nov 25 14:08:12 1997 Jim Wilson <wilson@cygnus.com>
7561 * mips.md (fix_truncdfsi2, fix_truncsfsi2, fix_truncdfdi2,
7562 fix_truncsfdi2): Change *X to ?*X.
7564 Tue Nov 25 10:00:42 1997 Richard Henderson (rth@cygnus.com)
7566 * alpha.h (CONST_OK_FOR_LETTER): Fix 'L' handling.
7568 Tue Nov 25 10:00:42 1997 Jeffrey A Law (law@cygnus.com)
7570 * crtstuff.c (do_global_dtors_aux): Handle multiple calls better.
7572 Tue Nov 25 01:26:55 1997 Bruno Haible <haible@ilog.fr>:
7574 * dwarf2out.c (ASM_OUTPUT_DWARF_DELTA1): Implement.
7576 Mon Nov 24 22:41:55 1997 Jason Merrill <jason@yorick.cygnus.com>
7578 * except.c (get_dynamic_handler_chain): Build up a FUNCTION_DECL.
7579 * optabs.c (init_optabs): Lose get_dynamic_handler_chain_libfunc.
7582 Sat Nov 22 18:58:20 1997 Jeffrey A Law (law@cygnus.com)
7584 * pa-hpux10.h (NEW_HP_ASSEMBLER): Define.
7585 * pa.h (LEGITIMATE_CONSTANT_P): Reject LABEL_REFs if not using
7586 gas and not using the new HP assembler.
7588 Fri Nov 21 15:20:05 1997 Jeffrey A Law (law@cygnus.com)
7590 * Makefile.in (program_transform_cross_name): Clean up "-e" confusion.
7591 (GCC_INSTALL_NAME, GCC_CROSS_NAME): Likewise.
7593 Fri Nov 21 19:37:40 1997 Andrew Cagney <cagney@b1.cygnus.com>
7595 * config/mips/elf64.h (MULTILIB_DEFAULTS): Test for
7596 TARGET_ENDIAN_DEFAULT == zero instead of testing for macro
7599 Fri Nov 21 12:49:56 1997 Bruno Haible <bruno@linuix.mathematik.uni-karlsruhe.de>
7601 * stmt.c (expand_end_bindings): Allow jump into block with cleanups.
7603 Fri Nov 21 12:18:51 1997 Jason Merrill <jason@yorick.cygnus.com>
7605 * except.h: Add outer_context_label_stack.
7606 * except.c: Likewise.
7607 (expand_start_all_catch): Push the outer_context for the try block
7608 onto outer_context_label_stack.
7609 (expand_end_all_catch): Use it and pop it.
7611 Fri Nov 21 10:13:11 1997 Robert Lipe (robertl@dgii.com)
7613 * i386/sco5.h (HAVE_ATEXIT): Revert last change.
7615 Thu Nov 20 16:11:50 1997 Richard Henderson <rth@cygnus.com>
7617 * alpha.c (alpha_emit_set_const_1): Handle narrow hosts better.
7619 Thu Nov 20 16:11:50 1997 Klaus Kaempf <kkaempf@progis.de>
7621 * alpha/vms.h (ASM_OUTPUT_ADDR_VEC_ELT): Add an L for the local label
7622 to correspond with the change to ASM_GENERATE_INTERNAL_LABEL.
7624 Thu Nov 20 14:42:15 1997 Jason Merrill <jason@yorick.cygnus.com>
7626 * Makefile.in (LIB2FUNCS): Remove C++ memory management support.
7627 * libgcc2.c: Remove __builtin_new, __builtin_vec_new, set_new_handler,
7628 __builtin_delete, and __builtin_vec_delete.
7630 * except.c (output_exception_table): Don't bother with
7633 Thu Nov 20 16:11:50 1997 Jeffrey A Law (law@cygnus.com)
7635 * pa.md (pre_stwm, post_stwm, pre_ldwm, post_ldwm): Base register
7636 is an in/out operand.
7637 (zero extended variants of stwm/stwm patterns): Similarly.
7639 * mips/x-iris (FIXPROTO_DEFINES): Add -D_SGI_SOURCE.
7641 Thu Nov 20 13:19:32 1997 Jason Merrill <jason@yorick.cygnus.com>
7643 * dwarf2out.c (ASM_OUTPUT_DWARF_OFFSET4): Rename from VALUE4.
7645 (ASM_OUTPUT_DEFINE_LABEL_DIFFERENCE_SYMBOL): Use assemble_name.
7646 (output_call_frame_info): Emit a \n after using it.
7648 Thu Nov 20 00:38:46 1997 Dave Love <d.love@dl.ac.uk>
7650 * configure.in: Add AC_ARG_ENABLE for Haifa as documentation.
7652 Wed Nov 19 12:03:04 1997 Philippe De Muyter <phdm@macqel.be>
7654 * dwarf2out.c (CIE_LENGTH_LABEL, FDE_LENGTH_LABEL): New macros.
7655 (ASM_OUTPUT_DWARF_VALUE4): New macro.
7656 (ASM_OUTPUT_DEFINE_LABEL_DIFFERENCE_SYMBOL): Define if SET_ASM_OP is
7658 (output_call_frame_info): Do not output forward label differences
7659 if ASM_OUTPUT_DEFINE_LABEL_DIFFERENCE_SYMBOL is defined.
7660 * m68k/mot3300.h (SET_ASM_OP): Define when not using gas.
7662 Tue Nov 18 23:03:30 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
7664 * sh.md (attribute "type"): Add nil.
7665 (movsi_ie): y/y alternative is type nil.
7666 (movsf_ie): Replace ry/yr/X alternative by r/y/X , y/r/X and y/y/X
7668 (movsf_ie+1): Delete.
7670 Tue Nov 18 15:39:59 1997 Jim Wilson <wilson@cygnus.com>
7672 * mips/mips.c (save_restore_insns): If gp_offset or fp_offset are
7673 large_int, emit two insns instead of one splitable insn.
7674 * dwarf2out.c (dwarf2out_frame_debug): When set cfa_store_offset
7675 from cfa_temp_value, use cfa_offset. Add assert checking that
7678 Mon Nov 17 15:35:38 1997 Tom Tromey <tromey@cygnus.com>
7680 * cccp.c (deps_output): Properly quote file names for make.
7682 Mon Nov 17 13:21:40 1997 Jeffrey A Law (law@cygnus.com)
7684 * t-h8300 (MULTILIB_EXCEPTIONS): Define.
7686 Fri Nov 7 15:33:11 1997 Robert Lipe (robertl@dgii.com)
7688 * i386/sco5.h (HAVE_ATEXIT): Delete definition.
7690 Sun Nov 16 23:52:48 1997 Jeffrey A Law (law@cygnus.com)
7692 * cse.c (cse_insn): Don't look at JUMP_LABEL field of a conditionl
7694 (cse_end_of_basic_block): Similarly.
7696 Sun Nov 16 23:01:40 1997 J. Kean Johnston <jkj@sco.com>
7698 * i386/sco5.h (ASM_OUTPUT_ALIGNED_BSS): Define.
7699 (SELECT_RTX_SECTION): Define.
7700 (LIBGCC_SPEC, LIB_SPEC): Do the right thing for PIC.
7702 Sun Nov 16 22:47:03 1997 Manfred Hollstein <manfred@s-direktnet.de>
7704 * Makefile.in (compare, compare-lean): Define $stage for each
7706 (gnucompare, gnucompare-lean): Likewise.
7708 Sun Nov 16 22:02:16 1997 Richard Henderson (rth@cygnus.com)
7710 * alpha/win-nt.h (TRAMPOLINE_TEMPLATE): Fix offsets.
7712 * alpha.h (ASM_OUTPUT_ADDR_DIFF_ELT): Add an L for the local label
7713 to correspond with the change to ASM_GENERATE_INTERNAL_LABEL.
7715 Fri Nov 14 09:09:20 1997 Fred Fish (fnf@cygnus.com)
7717 * dwarfout.c (byte_size_attribute): Add local var upper_bound
7718 and add case to handle STRING_TYPE.
7719 * dwarfout.c (output_string_type_die): Fix code to generate
7720 correct string length attribute for fixed length strings.
7721 Still needs support for varying length strings.
7723 Fri Nov 14 08:46:56 1997 Jeffrey A Law (law@cygnus.com)
7725 * toplev.c (get_run_time): Do something sensible for cygwin32.
7727 Fri Nov 14 07:24:20 1997 Richard Henderson <rth@cygnus.com>
7729 * expr.c (expand_builtin_setjmp): Set
7730 current_function_has_nonlocal_label.
7731 * stupid.c (stupid_life_analysis): If has_nonlocal_label, kill
7732 call-saved registers across calls.
7734 * alpha.md (exception_receiver): Remove.
7735 (nonlocal_goto_receiver_osf): New
7736 (nonlocal_goto_receiver_vms): Renamed from nonlocal_goto_receiver.
7737 (nonlocal_goto_receiver): New, select _osf or _vms.
7739 * alpha.c (output_prolog [*]): Prefix entry labels with '$' to
7740 keep them from being propogated to the object file.
7741 (alpha_write_linkage): Likewise.
7742 * alpha.md (call_vms): Likewise.
7743 (call_value_vms): Likewise.
7744 (unnamed osf call insns): Likewise.
7746 * alpha.h (ASM_OUTPUT_INTERNAL_LABEL): Don't omit L from local label.
7747 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
7749 * alpha.c (call_operand): Any reg is valid for WinNT.
7750 * alpha.md (call_nt, call_value_nt): Don't force address into $27.
7751 (anon nt calls): Add 'R' alternative.
7752 * alpha/win-nt.h (TRAMPOLINE_TEMPLATE, TRAMPOLINE_SIZE,
7753 INITIALIZE_TRAMPOLINE): Handle lack of original $27 and 32-bit ptrs.
7755 Fri Nov 14 06:59:33 1997 Jeffrey A Law (law@cygnus.com)
7757 * calls.c (expand_call): Handle pcc_struct_value correctly for C++.
7759 * i386/xm-cygwin32.h (HAVE_FILE_H, HAVE_RUSAGE): Delete defines.
7760 * i386/xm-mingw32.h (HAVE_FILE_H, HAVE_RUSAGE): Likewise.
7761 * rs6000/xm-cygwin32.h (HAVE_FILE_H, HAVE_RUSAGE): Likewise.
7763 Thu Nov 13 20:37:33 1997 Michael Meissner <meissner@tiktok.cygnus.com>
7765 * reload1.c (new_spill_reg): Improve fixed or forbidden register
7766 spill error message.
7768 Thu Nov 13 20:29:08 1997 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7770 * prefix.c: Use stdarg.h only ifdef __STDC__. Otherwise,
7771 use varargs.h. Wrap header with <>, not "".
7773 Thu Nov 13 20:21:17 1997 Jeffrey A Law (law@cygnus.com)
7775 * integrate.c (save_for_inline_copying): Add return value from
7778 Thu Nov 13 19:12:33 1997 Brendan Kehoe <brendan@cygnus.com>
7780 * fixincludes: Be a little more restrictive on what we will
7781 substitute to replace definitions of MAXINT for HPUX.
7783 Thu Nov 13 18:41:02 1997 Michael Meissner <meissner@cygnus.com>
7785 * dbxout.c (dbxout_symbol_location): Don't assume that variables
7786 whose address is the stack or argument pointers are indirect
7789 1997-11-13 Paul Eggert <eggert@twinsun.com>
7791 * cccp.c, cpplib.c (compare_defs):
7792 Don't complain about arg name respellings unless pedantic.
7793 * cpplib.c (compare_defs): Accept pfile as new arg.
7794 All callers changed.
7796 Thu Nov 13 23:33:50 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
7798 * fold-const.c (fold_truthop): Fix bug in last change.
7800 1997-11-13 Paul Eggert <eggert@twinsun.com>
7802 Fix some confusion with IEEE minus zero.
7804 * real.h (REAL_VALUES_IDENTICAL): New macro.
7806 * expr.c (is_zeros_p): Don't consider -0.0 to be all zeros.
7807 * fold-const.c (operand_equal_p): Don't consider -0.0 to be
7809 * tree.c (simple_cst_equal): Don't consider -0.0 to have the
7810 same tree structure as 0.0.
7812 * varasm.c (immed_real_const_1): Use new REAL_VALUES_IDENTICAL
7813 macro instead of doing it by hand.
7815 Thu Nov 13 16:56:14 1997 Jeffrey A Law (law@cygnus.com)
7817 * v850/lib1funcs.asm: Minor whitespace changes.
7818 * v850.c: Fix minor formatting problems in many places.
7819 (construct_restore_jr, construct_save_jarl): Remove unwanted aborts.
7821 Thu Nov 13 12:53:44 1997 Jim Wilson <wilson@cygnus.com>
7823 * mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete code swapping xplus0 and
7824 xplus1 when xplus0 is not a register.
7826 Thu Nov 13 11:41:42 1997 Jeffrey A Law (law@cygnus.com)
7828 * flow.c (find_basic_blocks): During marking phase, if we encounter
7829 an insn with a REG_LABEL note, make the target block live and
7830 create an edge from the insn to the target block. Do not make
7831 edges from all blocks to the target block.
7833 * m68k/x-next (OTHER_FIXINCLUDES_DIRS): Include /NextDeveloper/Headers.
7835 * confiugre.in: Tweak NCR entries.
7836 * configure: Rebuilt.
7838 Thu Nov 13 11:07:41 1997 Michael Meissner <meissner@cygnus.com>
7840 * rs6000.c (num_insns_constant): Use REAL_VALUE_FROM_CONST_DOUBLE to
7841 pick apart floating point values, instead of using CONST_DOUBLE_LOW
7842 and CONST_DOUBLE_HIGH.
7844 * rs6000.md (define_splits for DF constants): Use the appropriate
7845 REAL_VALUE_* interface to pick apart DF floating point constants in
7846 a machine independent fashion.
7848 Thu Nov 13 00:06:58 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
7850 * fold-const.c (fold_truthop): When changing a one-bit comparison
7851 against zero into a comparison against mask, do a proper sign
7854 Wed Nov 12 09:37:01 1997 Jeffrey A Law (law@cygnus.com)
7856 * except.c: Do not include "assert.h".
7857 (save_eh_status): Turn asserts into conditional aborts.
7858 (restore_eh_status, scan_region): Likewise.
7859 * dwarfout.c: Do not include "assert.h".
7860 (bit_offset_attribute): Turn asserts into conditional aborts.
7861 (bit_size_attribute, output_inlined_enumeration_type_die): Likewise.
7862 (output_inlined_structure_type_die): Likewise.
7863 (output_inlined_union_type_die): Likewise
7864 (output_tagged_type_instantiation): Likewise.
7865 (dwarfout_file_scope_decl): Likewise.
7866 * dwarf2out.c: Do not include "assert.h"
7867 (expand_builtin_dwarf_reg_size): Turn asserts into conditional aborts.
7868 (reg_save, initial_return_save, dwarf2out_frame_debug): Likewise.
7869 (add_child_die, modified_type_die, add_bit_offset_attribute): Likewise.
7870 (add_bit_size_attribute, scope_die_for): Likewise.
7871 (output_pending_types_for_scope): Likewise.
7872 (get_inlined_enumeration_type_die): Likewise.
7873 (get_inlined_structure_type_die): Likewise.
7874 (get_inlined_union_type_die, gen_subprogram_die): Likewise.
7875 (gen_tagged_type_instantiation_die): Likewise.
7877 * flow.c (find_basic_blocks): Refine further to get a more correct
7878 cfg, especially in the presense of exception handling, computed
7879 gotos, and other non-trivial cases. Call abort if an inaccuracy
7880 is detected in the cfg.
7882 Tue Nov 11 21:47:27 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
7884 * glimits.h (SHRT_MIN): Define in a way suitable for 16 bit hosts.
7886 * c-lex.c (whitespace_cr, skip_white_space_on_line): New functions.
7887 (skip_white_space): Use whitespace_cr.
7888 (check_newline): Handle whitespace more consistently.
7890 Tue Nov 11 16:25:49 1997 Jim Wilson <wilson@cygnus.com>
7892 * i386/cygwin32.h (CPP_PREDEFINES): Delete -DPOSIX.
7893 * i386/xm-cygwin32.h (POSIX): Define.
7895 Mon Nov 10 20:53:11 1997 Gavin Koch <gavin@cygnus.com>
7897 * config/mips/mips.h (MASK_DEBUG_H): Set to zero, so this bit
7898 is available elsewhere.
7900 Mon Nov 10 16:21:58 1997 Doug Evans <devans@canuck.cygnus.com>
7902 * sparc/sparc.md (mov[sdt]f_const_insn): Fix condition to match
7903 what the instruction can handle.
7905 Mon Nov 10 03:02:19 1997 Jason Merrill <jason@yorick.cygnus.com>
7907 * stmt.c (expand_decl_cleanup_no_eh): New fn.
7909 * except.c (expand_leftover_cleanups): do_pending_stack_adjust.
7911 Mon Nov 10 00:05:56 1997 Jeffrey A Law (law@cygnus.com)
7913 * alias.c (MAX_ALIAS_LOOP_PASSES): Define.
7914 (init_alias_analysis): Break out of loops after MAX_ALIAS_LOOP_PASSES.
7916 Sun Nov 9 14:34:47 1997 David Edelsohn <edelsohn@mhpcc.edu>
7918 * rs6000.md (lshrdi3_power): Delete '&' from first alternative and
7919 swap instruction order.
7921 Sun Nov 9 02:07:16 1997 Jeffrey A Law (law@cygnus.com)
7923 * fixinc.svr4 (__STDC__): Add another case.
7925 Sun Nov 9 02:00:29 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
7927 * a29k.h (ELIGIBLE_FOR_EPILOGUE_DELAY): Avoid loads from varying
7928 addresses in the epilogue delay slot.
7930 Sun Nov 9 01:40:40 1997 Manfred Hollstein (manfred@s-direktnet.de)
7932 * m88k/dgux.h (ASM_CPU_SPEC): Reformatted to suppress wrong whitespace
7933 in generated `specs' file.
7935 Sun Nov 9 01:37:11 1997 Jim Wilson (wilson@cygnus.com)
7937 * flags.h (flag_rerun_loop_opt): Declare.
7938 * loop.c (invariant_p, case LABEL_REF): Check flag_rerun_loop_opt.
7939 * toplev.c (flag_rerum_loop_opt): Delete static.
7941 Sat Nov 8 18:20:21 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
7943 Bring over from FSF:
7945 Thu Oct 30 12:21:06 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
7947 * va-sh.h (__va_arg_sh1): Define.
7949 SH3E doesn't use any integer registers for subsequent arguments
7950 once a non-float value was passed in the stack.
7951 * sh.c (machine_dependent_reorg): If optimizing, put explicit
7952 alignment in front label for ADDR_DIFF_VEC.
7953 * sh.h (PASS_IN_REG_P): Fix SH3E case.
7954 (ADJUST_INSN_LENGTH): If not optimizing, add two extra bytes length.
7956 Tue Oct 28 15:06:44 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
7958 * sh/elf.h (PREFERRED_DEBUGGING_TYPE): Undefine before including
7961 Mon Oct 27 16:11:52 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
7963 * sh.c (machine_dependent_reorg): When -flag_delayed_branches,
7964 put an use_sfunc_addr before each sfunc.
7965 * sh.md (use_sfunc_addr, dummy_jump): New insns.
7966 (casesi): For TARGET_SH2, emit a dummy_jump after LAB.
7968 Tue Oct 21 07:12:28 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
7970 * sh/elf.h (PREFERRED_DEBUGGING_TYPE): Don't redefine.
7972 Fri Nov 7 10:22:24 1997 Jason Merrill <jason@yorick.cygnus.com>
7974 * frame.c (add_fdes, count_fdes): Go back to checking pc_begin for
7977 Wed Nov 5 14:26:05 1997 Jeffrey A Law (law@cygnus.com)
7979 * alias.c (find_base_value): Only return the known base value for
7982 Wed Nov 5 11:27:14 1997 Jim Wilson <wilson@cygnus.com>
7984 * i386.c (load_pic_register): Call prologue_get_pc_and_set_got.
7985 * i386.md (prologue_set_got, prologue_get_pc): Add UNSPEC_VOLATILE
7987 (prologue_get_pc_and_set_got): New pattern.
7989 Tue Nov 4 20:36:50 1997 Richard Henderson (rth@cygnus.com)
7991 * alpha.c (summarize_insn): Handle ASM_OPERANDS. Don't recurse
7992 for SUBREG, just fall through.
7994 * alpha.c (alpha_handle_trap_shadows): Init sum.defd to zero.
7996 * alpha.md (attr trap): Make TRAP_YES non-zero for sanity's sake.
7998 Tue Nov 4 18:49:42 1997 Jeffrey A Law (law@cygnus.com)
8000 * fixincludes: Fix "hypot" prototype in NeXT math.h.
8002 * Makefile.in (USE_ALLOCA): Always include alloca.o.
8003 (USE_HOST_ALLOCA): Likewise.
8005 * rtl.def (CODE_LABEL): Use separate fields for LABEL_NUSES
8006 and LABEL_REFS fields.
8007 * rtl.h (LABEL_REFS): Update.
8009 Tue Nov 4 16:55:11 1997 Jim Wilson <wilson@cygnus.com>
8011 * combine.c (try_combine): When setting elim_i2, check whether newi2pat
8012 sets i2dest. When calling distribute_notes for i3dest_killed, pass
8013 elim_i2 and elim_i1. When setting elim_i1, check if newi2pat
8016 * mips.md (insv, extzv, extv): Add change_address call.
8017 (movsi_ulw, movsi_usw): Change QImode to BLKmode in pattern.
8019 * integrate.c (save_for_inline_copying): Copy parm_reg_stack_loc.
8021 * reload.c (find_reloads, case 'm' and 'o'): Reject HIGH constants.
8023 * mips.c (mips_expand_epilogue): Emit blockage insn before call to
8024 save_restore_insns if no FP and GP will be restored.
8026 * dwarf2out.c (expand_builtin_dwarf_reg_size): New variable mode.
8027 Convert CCmode to word_mode before calling GET_MODE_SIZE.
8029 * acconfig.h (HAVE_INTTYPES_H): Undef.
8030 * configure.in (inttypes.h): Check for conflicts between sys/types.h
8031 and inttypes.h, and verify that intmax_t is defined.
8032 * config/mips/x-iris (CC, OPT, OLDCC): Comment out.
8033 * config/mips/x-iris3: Likewise.
8035 Tue Nov 4 16:07:15 1997 Jeffrey A Law (law@cygnus.com)
8037 * alias.c (find_base_value): When copying arguments, return the
8038 tenative value for a hard register.
8040 Tue Nov 4 13:40:35 1997 Doug Evans <devans@canuck.cygnus.com>
8042 * c-lex.c (MULTIBYTE_CHARS): #undef if cross compiling.
8043 (yylex): Record wide strings using target endianness, not host.
8045 Tue Nov 4 13:13:12 1997 Jeffrey A Law (law@cygnus.com)
8047 * mn10200.h (ASM_OUTPUT_BSS): Delete.
8048 (ASM_OUTPUT_ALIGNED_BSS): New macro
8049 * mn10300.h (ASM_OUTPUT_BSS): Delete.
8050 (ASM_OUTPUT_ALIGNED_BSS): New macro.
8051 * v850.h (ASM_OUTPUT_BSS): Delete.
8052 (ASM_OUTPUT_ALIGNED_BSS): New macro.
8054 Tue Nov 4 00:55:48 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
8056 * profile.c (branch_prob): Insert an insn after a NOTE_INSN_SETJMP.
8058 Mon Nov 3 14:36:50 1997 Jeffrey A Law (law@cygnus.com)
8060 * configure.in (sco5): Use cpio to install header files.
8062 Sun Nov 2 23:31:43 1997 Manfred Hollstein <manfred@s-direktnet.de>
8064 * aclocal.m4 (conftestdata_from, conftestdata_to): Names shortened to
8066 * configure: Rebuild.
8068 Sun Nov 2 19:44:00 1997 Robert Lipe (robertl@dgii.com)
8070 * i386/sco5.h: enable -gstabs once again.
8072 Sun Nov 2 19:27:21 1997 Jeffrey A Law (law@cygnus.com)
8074 * arm.c (output_move_double): Allocate 3 entries in otherops array.
8076 Sat Nov 1 21:43:00 1997 Mike Stump (mrs@wrs.com)
8078 * except.c (expand_ex_region_start_for_decl): Emit EH_REGION_BEG
8079 notes for sjlj exceptions too.
8080 (expand_eh_region_end): Similarly for EH_REGION_END notes.
8081 (exception_optimize): Optimize EH regions for sjlj exceptions too.
8082 * final.c (final_scan_insn): Don't output labels for EH REGION
8083 notes if doing sjlj exceptions.
8085 Sat Nov 1 19:15:28 1997 Jeffrey A Law (law@cygnus.com)
8087 * alias.c (init_alias_analysis): Handle -fno-alias-check when
8088 optimizing correctly.
8090 * expr.c (expand_builtin_setjmp): Don't emit a SETJMP note
8091 or set current_function_calls_setjmp anymore.
8093 * flow.c (find_basic_blocks): If we delete the label for an
8094 exception handler, remove it from the EH label list and remove
8095 the EH_BEGIN/EH_END notes for that EH region.
8097 Sat Nov 1 16:44:49 1997 Jason Merrill (jason@cygnus.com)
8099 * flow.c (find_basic_blocks): Generate correct flow control
8100 information when exception handling notes are present.
8102 Sat Nov 1 13:42:19 1997 Jeffrey A Law (law@cygnus.com)
8104 * dwarf2out.c (output_call_frame_info): Fix length argument
8105 to ASM_OUTPUT_ASCII.
8106 (output_die, output_pubnames, output_line_info): Likewise.
8108 Fri Oct 31 07:10:09 1997 Jeffrey A Law (law@cygnus.com)
8110 * version.c: Bump for snapshot.
8112 * dwarf2out.c (output_call_frame_info): Use ASM_OUTPUT_ASCII to
8113 output ASCII by default. Only use ASM_OUTPUT_DWARF_STRING if
8114 flag_debug_asm is on.
8115 (output_die, output_pubnames, output_line_info): Likewise.
8117 * alias.c (init_alias_analysis): Add struct_value_incoming_rtx
8118 and static_chain_rtx into the potential base values array if
8121 * alias.c (new_reg_base_value): New array of potential base values.
8122 (unique_id): Now file scoped static.
8123 (find_base_value, case REG): Return the value in reg_base_value
8124 array for the REG if it exists. Else, return the value from
8125 new_reg_base_value if copying args and REG is a hard register.
8126 (find_base_value, case PLUS): If either operand of the PLUS is
8127 a REG, try to get its base value. Handle base + index and
8129 (record_set): Use new_reg_base_value instead of reg_base_value.
8130 (init_alias_analysis): Allocate space for new_reg_base_value too.
8131 Rework code to iterate over the insns propagating base value
8132 information until nothing changes.
8134 * global.c (global_alloc): Free the conflict matrix after
8135 reload has finished.
8137 Fri Oct 31 01:45:31 1997 Jason Merrill <jason@yorick.cygnus.com>
8139 * libgcc2.c (L_eh): Define __eh_pc.
8140 Replace __eh_type with generic pointer __eh_info.
8142 Fri Oct 31 00:34:55 1996 J"orn Rennecke <amylaar@cygnus.co.uk>
8144 * expr.c (expand_increment): When enqueing a postincrement for a MEM,
8145 use copy_to_reg if address is not a general_operand.
8147 Fri Oct 31 00:16:55 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
8149 * profile.c (output_func_start_profiler): Clear flag_inline_functions
8150 for the duration of the call to rest_of_compilation.
8152 Thu Oct 30 14:40:10 1997 Doug Evans <devans@canuck.cygnus.com>
8154 * configure.in (sparc-*-elf*): Use sparc/elf.h, sparc/t-elf.
8156 (sparc*-*-*): Recognize --with-cpu=v9.
8157 * sparc/elf.h: New file.
8158 * sparc/t-elf: New file.
8160 Thu Oct 30 13:26:12 1997 Jeffrey A Law (law@cygnus.com)
8162 * mn10300.c (const_8bit_operand): New function.
8163 (mask_ok_for_mem_btst): New funtion.
8164 * mn10300.md (btst patterns with mem operands): Use new functions
8165 to avoid creating btst instructions with invalid operands.
8167 Wed Oct 29 16:57:19 1997 Michael Meissner <meissner@cygnus.com>
8169 * rs6000/xm-sysv4.h: Include xm-linux.h instead of xm-svr4.h if we
8170 are running on PowerPC Linux.
8172 Wed Oct 29 13:10:11 1997 Gavin Koch <gavin@cygnus.com>
8174 * config/mips/elf64.h (PREFERRED_DEBUGGING_TYPE): Only define
8175 if not previously defined.
8177 Tue Oct 28 23:55:27 1997 Doug Evans (devans@cygnus.com)
8179 * function.c (assign_parms): Correct mode of stack_parm if
8180 entry_parm underwent a mode conversion.
8182 1997-10-28 Brendan Kehoe <brendan@lisa.cygnus.com>
8184 * global.c (global_alloc): Use xmalloc instead of alloca for
8185 CONFLICTS, since max_allocno * allocno_row_words alone can be more
8186 than 2.5Mb sometimes.
8188 Tue Oct 28 15:29:15 1997 Richard Henderson <rth@cygnus.com>
8190 * reload1.c (eliminate_regs [SET]): If [SUBREG] widened the mode of
8191 DEST for the spill, adjust mode of SRC to compensate.
8193 Tue Oct 28 14:36:45 1997 Richard Henderson <rth@cygnus.com>
8195 * alpha.md (reload_inqi): Check for MEM before strict_memory_address_p,
8196 since any_memory_operand() allows pseudos during reload.
8197 (reload_inhi, reload_outqi, reload_outhi): Likewise.
8199 Tue Oct 28 11:53:14 1997 Jim Wilson <wilson@cygnus.com>
8201 * m68k.md (btst patterns): Add 5200 support.
8203 Tue Oct 28 11:58:40 1997 Toon Moene <toon@moene.indiv.nluug.nl>
8205 * fold-const.c (fold): For ((a * C1) / C3) or (((a * C1) + C2) / C3)
8206 optimizations, look inside dividend to determine if the expression
8207 can be simplified by using EXACT_DIV_EXPR.
8209 Tue Oct 28 10:19:01 1997 Jason Merrill <jason@yorick.cygnus.com>
8212 * dwarf2out.c (output_call_frame_info): Use l1 instead of ".".
8214 Tue Oct 28 00:32:14 1997 Richard Henderson <rth@cygnus.com>
8216 * alpha.c (summarize_insn [SUBREG]): Propogate SET.
8218 Mon Oct 27 23:59:26 1997 Richard Henderson <rth@cygnus.com>
8220 * alpha.c (alpha_handle_trap_shadows): Don't call get_attr_trap
8223 Mon Oct 27 21:25:20 1997 Richard Henderson <rth@cygnus.com>
8225 * alpha.md (movqi, movhi): Make sure new insns created during reload
8226 won't need reloading themselves.
8227 (reload_inqi, reload_inhi, reload_outqi, reload_outhi): Likewise.
8229 Mon Oct 27 16:11:10 1997 Jeffrey A Law (law@cygnus.com)
8231 * mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Disable reg+reg.
8233 Sun Oct 26 13:50:44 1997 Richard Henderson <rth@cygnus.com>
8235 * alpha.c (alpha_sa_mask [VMS]): Don't include $26 in the mask.
8236 Patch from Klaus Kaempf <kkaempf@progis.de>.
8238 Sun Oct 26 13:31:47 1997 Jim Wilson (wilson@cygnus.com)
8240 * expr.c (expand_expr, case INDIRECT_REF): Optimize a reference
8241 to an element in a constant string.
8243 Sun Oct 26 11:41:49 1997 Jason Merrill <jason@yorick.cygnus.com>
8245 * dwarf2out.c (output_call_frame_info): The CIE pointer is now a 32
8246 bit PC-relative offset. The exception range table pointer is now in
8248 * frame.c (dwarf_cie, dwarf_fde): Rename CIE_pointer to CIE_delta.
8249 (count_fdes, add_fdes, get_cie): Adjust.
8250 (cie_info, extract_cie_info, __frame_state_for): Adjust eh_ptr uses.
8253 * frame.c (count_fdes, add_fdes): Skip linked once FDE entries.
8255 Sun Oct 26 11:52:01 1997 Richard Henderson <rth@cygnus.com>
8257 * alias.c (memrefs_conflict_p): Treat arg_pointer_rtx just
8258 like stack_pointer_rtx.
8260 Sun Oct 26 11:32:16 1997 Manfred Hollstein <manfred@s-direktnet.de>
8262 * Makefile.in (bootstrap-lean): Combined with `normal' bootstrap
8263 targets using "$@" to provide support for similar but not identical
8264 targets without having to duplicate code.
8265 (bootstrap4): New goal.
8267 * Makefile.in (compare, compare-lean, compare3): Combined to one
8268 ruleset determining actions to be performed via $@.
8269 (compare4, compare4-lean): New targets.
8270 (gnucompare, gnucompare3): Combined to one ruleset determining
8271 actions to be performed via $@. Also, note which files failed
8272 the comparison test in .bad_compare.
8273 (gnucompare-lean, gnucompare3-lean, gnucompare4-lean): New targets.
8275 Sun Oct 26 10:06:11 1997 Toon Moene <toon@moene.indiv.nluug.nl>
8277 * fold-const (fold): Also simplify FLOOR_DIV_EXPR to EXACT_DIV_EXPR
8278 if the dividend is a multiple of the divisor.
8280 Sun Oct 26 09:21:40 1997 Jeffrey A Law (law@cygnus.com)
8282 * Makefile.in (LIBGCC2_CFLAGS): Add -fexceptions.
8284 * alias.c (find_base_term): Handle PRE_INC, PRE_DEC, POST_INC,
8287 * alias.c (true_dependence): Fix typo.
8289 * toplev.c (flag_rerun_loop_opt): New variable.
8290 (f_options): Handle -frerun-loop-opt.
8291 (rest_of_compilation): If -frerun-loop-opt, then run the loop
8293 (main): Enable -frerun-loop-opt by default for -O2 or greater.
8295 * loop.c (simplify_giv_expr): Adding two invariants results
8298 Sun Oct 26 09:15:15 1997 Richard Henderson <rth@cygnus.com>
8300 * expr.c (get_inner_reference): Remove the array bias after
8301 converting the index to Pmode.
8303 Sat Oct 25 12:20:58 1997 Jeffrey A Law (law@cygnus.com)
8305 * mn10300.h (TARGET_SWITCHES): Add -mmult-bug and -mno-mult-bug.
8306 (TARGET_MULT_BUG): Define.
8307 (TARGET_DEFAULT): Default to TARGET_MULT_BUG.
8308 * mn10300.md (mulsi3): Handle TARGET_MULT_BUG.
8310 Fri Oct 24 17:40:34 1997 Jeffrey A Law (law@cygnus.com)
8312 * mn10200.c (indirect_memory_operand): Delete unused function.
8313 * mn10200.h (EXTRA_CONSTRAINT): Handle 'R'.
8314 * mn10200.md (bset, bclr insns): Handle output in a reg too.
8316 Fri Oct 24 15:54:57 1997 Richard Henderson <rth@cygnus.com>
8318 * alpha.md (call patterns): Revert Oct 16 change; if we are to elide
8319 the callee's ldgp, we must do it ourselves, and we use the jsr tag
8320 for more than scheduling.
8322 Fri Oct 24 13:23:04 1997 Doug Evans <devans@canuck.cygnus.com>
8324 * sparc/sparc.h (ASM_SPEC): Delete asm_arch.
8326 Fri Oct 24 13:19:40 1997 Jeffrey A Law (law@cygnus.com)
8328 * mn10300.c (symbolic_operand, legitimize_address): New functions.
8329 * mn10300.h (LEGITIMIZE_ADDRESS): Call legitimize_address.
8330 (GO_IF_LEGITIMATE_ADDRESS): Don't allow base + symbolic.
8332 Thu Oct 23 09:35:12 1997 Jeffrey A Law (law@cygnus.com)
8334 * version.c: Bump for snapshot.
8336 Thu Oct 23 08:03:59 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
8338 * dbxout.c (dbxout_start_new_source_file): Use output_quoted_string
8341 Wed Oct 22 00:34:12 1997 Jeffrey A Law (law@cygnus.com)
8343 * toplev.c (flag_exceptions): Default value is 2.
8344 (compile_file): If flag_exceptions still has the value 2, then
8347 * rs6000.c (struct machine_function): Add pic_offset_table_rtx.
8348 (rs6000_save_machine_status): Save pic_offset_table_rtx.
8349 (rs6000_restore_machine_status: Restore pic_offset_table_rtx.
8351 * local-alloc.c (block_alloc): Don't lose if two SCRATCH expressions
8354 * rs6000.md (*movsi_got_internal_mem): New pattern.
8355 (*movsi_got_internal_mem splitter): New define_split.
8357 Tue Oct 21 18:14:03 1997 Jim Wilson <wilson@cygnus.com>
8359 * obstack.h (obstack_empty_p): Fix spurious space after backslash.
8361 Tue Oct 21 18:34:01 1997 Geoffrey KEATING <geoffk@ozemail.com.au>
8363 * rs6000.c: Avoid creating a stack frame under SYSV ABI if we
8364 only need to save LR.
8366 Tue Oct 21 10:06:40 1997 Jeffrey A Law (law@cygnus.com)
8368 * mn10300.md (movqi, movhi): Avoid using address registers as
8369 destinations unless absolutely necessary.
8371 * mn10200.c (expand_prologue): Fix typo.
8373 * mn10200.h (GO_IF_LEGITIMATE_ADDRESS): Do not allow indexed
8375 * mn10200.md (neghi2): Provide an alternative which works if
8376 the input and output register are the same.
8378 * mn10300.c (print_operand): Handle 'S'.
8379 * mn10300.md (ashlsi3, lshrsi3, ashrsi3): Use %S for
8380 shift amount in last alternative
8382 * mn10300.c (expand_epilogue): Rework to handle register restores
8383 in "ret" and "retf" instructions correctly.
8385 Mon Oct 20 16:47:08 1997 Jim Wilson <wilson@cygnus.com>
8387 * expmed.c (extract_bit_field): Don't make flag_force_mem disable
8388 extzv for memory operands.
8390 * cse.c (simplify_ternary_operation, case IF_THEN_ELSE): Collapse
8391 redundant conditional moves to single operand.
8393 Mon Oct 20 15:30:26 1997 Nick Clifton <nickc@cygnus.com>
8395 * v850.h: Move define of __v850__ from CPP_PREDEFINES
8398 * xm-v850.h: Use __v850 rather than __v850__ to
8401 Mon Oct 20 14:15:02 1997 Jim Wilson <wilson@cygnus.com>
8403 * mips/mips.c (compute_frame_size): Not a leaf function if
8406 Mon Oct 20 14:16:38 1997 Geoffrey KEATING <geoffk@ozemail.com.au>
8408 * rs6000/t-ppccomm: Use -msdata=none for crtstuff.
8410 Mon Oct 20 12:28:17 1997 Doug Evans <devans@canuck.cygnus.com>
8412 * sparc/sparc.h (SPARC_V9,SPARC_ARCH64): Delete.
8413 (DEFAULT_ARCH32_P): New macro.
8414 (TARGET_ARCH{32,64}): Allow compile time or runtime selection.
8415 (enum cmodel): Declare.
8416 (sparc_cmodel_string,sparc_cmodel): Declare.
8417 (SPARC_DEFAULT_CMODEL): Provide default.
8418 (TARGET_{MEDLOW,MEDANY}): Renamed to TARGET_CM_{MEDLOW,MEDANY}.
8419 (TARGET_FULLANY): Deleted.
8420 (TARGET_CM_MEDMID): New macro.
8421 (CPP_CPU_DEFAULT_SPEC): Renamed from CPP_DEFAULT_SPEC.
8422 (ASM_CPU_DEFAULT_SPEC): Renamed from ASM_DEFAULT_SPEC.
8423 (CPP_PREDEFINES): Take out stuff now handled by %(cpp_arch).
8424 (CPP_SPEC): Rewrite.
8425 (CPP_ARCH{,32,64,_DEFAULT}_SPEC): New macros.
8426 (CPP_{ENDIAN,SUBTARGET}_SPEC): New macros.
8427 (ASM_ARCH{,32,64,_DEFAULT}_SPEC): New macros.
8428 (ASM_SPEC): Add %(asm_arch).
8429 (EXTRA_SPECS): Rename cpp_default to cpp_cpu_default.
8430 Rename asm_default to asm_cpu_default.
8431 Add cpp_arch32, cpp_arch64, cpp_arch_default, cpp_arch, cpp_endian,
8432 cpp_subtarget, asm_arch32, asm_arch64, asm_arch_default, asm_arch.
8433 (NO_BUILTIN_{PTRDIFF,SIZE}_TYPE): Define ifdef SPARC_BI_ARCH.
8434 ({PTRDIFF,SIZE}_TYPE): Provide 32 and 64 bit values.
8435 (MASK_INT64,MASK_LONG64): Delete.
8436 (MASK_ARCH64): Renamed to MASK_64BIT.
8437 (MASK_{MEDLOW,MEDANY,FULLANY,CODE_MODEL}): Delete.
8438 (EMBMEDANY_BASE_REG): Renamed from MEDANY_BASE_REG.
8439 (TARGET_SWITCHES): Always provide 64 bit options.
8440 (ARCH64_SWITCHES): Delete.
8441 (TARGET_OPTIONS): New option -mcmodel=.
8442 (INT_TYPE_SIZE): Always 32.
8443 (MAX_LONG_TYPE_SIZE): Define ifdef SPARC_BI_ARCH.
8444 (INIT_EXPANDERS): sparc64_init_expanders renamed to sparc_init_....
8445 (FUNCTION_{,BLOCK_}PROFILER): Delete TARGET_EMBMEDANY support.
8446 (PRINT_OPERAND_PUNCT_VALID_P): Add '_'.
8447 * sparc/linux-aout.h (CPP_PREDEFINES): Take out stuff handled by
8449 (CPP_SUBTARGET_SPEC): Renamed from CPP_SPEC.
8450 * sparc/linux.h: Likewise.
8451 * sparc/linux64.h (SPARC_V9,SPARC_ARCH64): Delete.
8452 (ASM_CPU_DEFAULT_SPEC): Renamed from ASM_DEFAULT_SPEC.
8453 (TARGET_DEFAULT): Delete MASK_LONG64, MASK_MEDANY, add MASK_64BIT.
8454 (SPARC_DEFAULT_CMODEL): Define.
8455 (CPP_PREDEFINES): Take out stuff handled by CPP_SPEC.
8456 (CPP_SUBTARGET_SPEC): Renamed from CPP_SPEC.
8457 (LONG_DOUBLE_TYPE_SIZE): Define.
8458 (ASM_SPEC): Add %(asm_arch).
8459 * sparc/sol2.h (CPP_PREDEFINES): Take out stuff handled by CPP_SPEC.
8460 (CPP_SUBTARGET_SPEC): Renamed from CPP_SPEC.
8461 (TARGET_CPU_DEFAULT): Add ultrasparc case.
8462 * sparc/sp64-aout.h (SPARC_V9,SPARC_ARCH64): Delete.
8463 (TARGET_DEFAULT): MASK_ARCH64 renamed to MASK_64BIT.
8464 (SPARC_DEFAULT_CMODEL): Define.
8465 * sparc/sp64-elf.h (SPARC_V9,SPARC_ARCH64): Delete.
8466 (TARGET_DEFAULT): MASK_ARCH64 renamed to MASK_64BIT. Delete
8467 MASK_LONG64, MASK_MEDANY.
8468 (SPARC_DEFAULT_CMODEL): Define.
8469 (CPP_PREDEFINES): Delete.
8470 (CPP_SUBTARGET_SPEC): Renamed from CPP_SPEC.
8471 (ASM_SPEC): Add %(asm_arch).
8472 (LONG_DOUBLE_TYPE_SIZE): Define.
8473 (DWARF2_DEBUGGING_INFO): Define.
8474 * sparc/splet.h (CPP_SPEC): Delete.
8475 * sparc/sysv4.h (CPP_PREDEFINES): Take out stuff handled by CPP_SPEC.
8476 (FUNCTION_BLOCK_PROFILER): Delete TARGET_EMBMEDANY support.
8477 (BLOCK_PROFILER): Likewise.
8478 * sparc/sparc.c (sparc_cmodel_string,sparc_cmodel): New globals.
8479 (sparc_override_options): Handle code model selection.
8480 (sparc_init_expanders): Renamed from sparc64_init_expanders.
8481 * sparc/sparc.md: TARGET_<code_model> renamed to TARGET_CM_....
8482 TARGET_MEDANY renamed to TARGET_CM_EMBMEDANY.
8483 (sethi_di_embmedany_{data,text}): Renamed from sethi_di_medany_....
8484 (sethi_di_fullany): Delete.
8486 Mon Oct 20 02:00:18 1997 Klaus Kaempf <kkaempf@progis.de>
8487 Jeff Law <law@cygnus.com>
8488 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8490 * alpha/vms.h (DIVSI3_LIBCALL): OTS$ functions are upper case.
8491 (DIVDI3_LIBCALL, UDIVSI3_LIBCALL, UDIVDI3_LIBVALL): Likewise.
8492 (MODSI3_LIBCALL, MODDI3_LIBCALL): Likewise.
8493 (UMODSI3_LIBCALL, UMODDI3_LIBCALL): Likewise.
8494 * alpha/alpha.md (arg_home): Likewise.
8496 * alpha/alpha.c (vmskrunch): Delete
8497 * alpha/vms.h (ENCODE_SECTION_INFO, ASM_DECLARE_FUNCTION_NAME): Delete.
8498 * alpha.c (output_prolog, VMS): Use alloca for entry_label and don't
8499 truncate to 64 characters.
8501 * make-l2.com: Support openVMS/Alpha.
8503 * vmsconfig.com: Fix to work on openVMS/Alpha and openVMS/VAX.
8505 Sun Oct 19 19:00:35 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
8507 * longlong.h (count_leading_zeros): Add missing casts to USItype.
8509 Sun Oct 19 18:44:06 1997 Jeffrey A Law (law@cygnus.com)
8511 * i386/bsd386.h (ASM_COMMENT_START): Define.
8513 Sat Oct 18 13:47:15 1997 Jason Merrill <jason@yorick.cygnus.com>
8515 * tree.c (restore_tree_status): Also free up temporary storage
8516 when we finish a toplevel function.
8517 (dump_tree_statistics): Print stats for backend obstacks.
8519 Sat Oct 18 12:47:31 1997 Doug Evans <dje@canuck.cygnus.com>
8521 * expr.c (use_group_regs): Don't call use_reg for MEMs.
8523 Sat Oct 18 09:49:46 1997 Jason Merrill <jason@yorick.cygnus.com>
8525 * libgcc2.c (__throw): Don't copy the return address.
8526 * dwarf2out.c (expand_builtin_dwarf_reg_size): Ignore return address.
8528 * except.c (exceptions_via_longjmp): Initialize to 2 (uninitialized).
8529 * toplev.c (main): Initialize exceptions_via_longjmp.
8531 * tree.c: Add extra_inline_obstacks.
8532 (save_tree_status): Use it.
8533 (restore_tree_status): If this is a toplevel inline obstack and we
8534 didn't want to save anything on it, recycle it.
8535 (print_inline_obstack_statistics): New fn.
8536 * function.c (pop_function_context_from): Pass context to
8537 restore_tree_status.
8538 * obstack.h (obstack_empty_p): New macro.
8540 Sat Oct 18 00:43:59 1997 Jeffrey A Law (law@cygnus.com)
8542 * i386/freebsd.h (ASM_COMMENT_START): Fix.
8544 Fri Oct 17 23:48:52 1997 Jim Wilson (wilson@cygnus.com)
8546 * v850.c (ep_memory_offset): New function.
8547 (ep_memory_operand, substitute_ep_register, v850_reorg): Call it.
8549 * v850.h (CONST_OK_FOR_*): Add and correct comments.
8550 (CONSTANT_ADDRESS_P): Add comment.
8551 (EXTRA_CONSTRAINT): Define 'U'.
8552 * v850.md: Add comments on bit field instructions.
8553 (addsi3): Delete &r/r/r alternative. Add r/r/U alternative.
8554 (lshrsi3): Use N not J constraint.
8556 * v850.md (v850_tst1+1): New define_split for tst1 instruction.
8558 * v850.c (reg_or_0_operand): Call register_operand.
8559 (reg_or_int5_operand): Likewise.
8560 * v850.h (MASK_BIG_SWITCH, TARGET_BIG_SWITCH): New macros.
8561 (TARGET_SWITCHES): Add "big-switch".
8562 (ASM_OUTPUT_ADDR_VEC_ELT, ASM_OUTPUT_ADDR_DIFF_ELT, CASE_VECTOR_MODE,
8563 ASM_OUTPUT_BEFORE_BASE_LABEL): Add support for TARGET_BIG_SWITCH.
8564 (CASE_DROPS_THROUGH): Comment out.
8565 (CASE_VECTOR_PC_RELATIVE, JUMP_TABLES_IN_TEXT_SECTION): Define.
8566 * v850.md (cmpsi): Delete compare mode.
8567 (casesi): New pattern.
8569 * v850.h (CONST_OK_FOR_N): Delete redundant compare against zero.
8570 * v850.md (ashlsi3): Use SImode not QImode for shift count.
8571 (lshrsi3): Likewise.
8573 * v850.c (print_operand): Add 'c', 'C', and 'z' support. Delete
8574 unreachable switch statement after 'b' support. Remove "b" from
8575 strings for 'b' support.
8576 * v850.md (branch_normal, branch_invert): Change %b to b%b.
8578 Fri Oct 17 23:33:20 1997 Jeffrey A Law (law@cygnus.com)
8580 * Makefile.in (LIBGCC2_CFLAGS): Avoid a backslash then an
8581 empty line if @inhibit_libc@ is empty.
8583 Fri Oct 17 23:24:40 1997 Robert Lipe (robertl@dgii.com)
8585 * i386/sco5.h: Let ELF use dwarf2 unwinding. COFF uses sjlj.
8586 (EH_FRAME_SECTION_ASM_OP, EH_FRAME_SECTION_ASM_OP_ELF): Defined.
8587 (EH_FRAME_SECTION_ASM_OP_COFF): Likewise.
8588 (DWARF2_UNWIND_INFO): Let this track object file format.
8589 (EXTRA_SECTIONS): Add in_eh.
8590 (EH_FRAME_SECTION_ASM_OP, EH_FRAME_SECTION_ASM_OP_ELF): Define.
8591 (EH_FRAME_SECTION_ASM_OP_COFF): Likewise.
8593 Fri Oct 17 17:13:42 1997 David S. Miller <davem@tanya.rutgers.edu>
8595 * sparc/linux64.h (LINK_SPEC): Dynamic linker is ld-linux64.so.2.
8596 * sparc/sparc.h (FUNCTION_PROFILER): Fix format string when
8598 * sparc/sparc.c (dwarf2out_cfi_label): Extern no longer needed.
8599 (output_double_int): Output DI mode values correctly when
8600 HOST_BITS_PER_WIDE_INT is 64.
8601 (output_fp_move_quad): If TARGET_V9 and not TARGET_HARD_QUAD, use
8602 fmovd so it works if a quad float ends up in one of the upper 32
8604 * sparc/sparc.md (pic_{lo_sum,sethi}_di): New patterns
8605 necessary for PIC support on sparc64.
8607 Fri Oct 17 13:39:56 1997 Doug Evans <dje@canuck.cygnus.com>
8609 * sparc/sp64-elf.h (TARGET_DEFAULT): Delete MASK_STACK_BIAS.
8610 * sparc/sparc.h (PROMOTE_MODE): Promote small ints if arch64.
8611 (PROMOTE_FUNCTION_ARGS,PROMOTE_FUNCTION_RETURN): Define.
8612 (SPARC_FIRST_FP_REG, SPARC_FP_REG_P): New macros.
8613 (SPARC_{OUTGOING,INCOMING}_INT_ARG_FIRST): New macros.
8614 (SPARC_FP_ARG_FIRST): New macro.
8615 (CONDITIONAL_REGISTER_USAGE): All v9 fp regs are volatile now.
8616 (REG_ALLOC_ORDER,REG_LEAF_ALLOC_ORDER): Reorganize fp regs.
8617 (NPARM_REGS): There are 32 fp argument registers now.
8618 (FUNCTION_ARG_REGNO_P): Likewise.
8619 (FIRST_PARM_OFFSET): Update to new v9 abi.
8620 (REG_PARM_STACK_SPACE): Define for arch64.
8621 (enum sparc_arg_class): Delete.
8622 (sparc_arg_count,sparc_n_named_args): Delete.
8623 (struct sparc_args): Redefine and use for arch32 as well as arch64.
8624 (GET_SPARC_ARG_CLASS,ROUND_REG,ROUND_ADVANCE): Delete.
8625 (FUNCTION_ARG_ADVANCE): Rewrite.
8626 (FUNCTION_ARG,FUNCTION_INCOMING_ARG): Rewrite.
8627 (FUNCTION_ARG_{PARTIAL_NREGS,PASS_BY_REFERENCE}): Rewrite.
8628 (FUNCTION_ARG_CALLEE_COPIES): Delete.
8629 (FUNCTION_ARG_{PADDING,BOUNDARY}): Define.
8630 (STRICT_ARGUMENT_NAMING): Define.
8631 (doublemove_string): Declare.
8632 * sparc/sparc.c (sparc_arg_count,sparc_n_named_args): Delete.
8633 (single_move_string): Use GEN_INT, and HOST_WIDE_INT.
8634 (doublemove_string): New function.
8635 (output_move_quad): Clean up some of the arch64 support.
8636 (compute_frame_size): Add REG_PARM_STACK_SPACE if arch64.
8637 Don't add 8 bytes of reserved space if arch64.
8638 (sparc_builtin_saveregs): Combine arch32/arch64 versions.
8639 (init_cumulative_args): New function.
8640 (function_arg_slotno): New static function.
8641 (function_arg,function_arg_partial_nregs): New functions.
8642 (function_arg_{pass_by_reference,advance}): New functions.
8643 (function_arg_padding): New function.
8644 * ginclude/va-sparc.h: Rewrite v9 support.
8646 Fri Oct 17 12:29:48 1997 Christian Iseli <Christian.Iseli@lslsun.epfl.ch>
8648 * regclass.c (record_address_regs): Look at REG_OK_FOR_{BASE,INDEX}_P
8649 for hard regs to determine base and index registers.
8651 * reload.c (debug_reload_to_stream): New function. Specify stream
8652 into which to write debug info.
8653 (debug_reload): Modify to call debug_reload_to_stream with stderr.
8655 Thu Oct 16 15:07:51 1997 Richard Henderson <rth@cygnus.com>
8657 * combine.c (can_combine_p): Don't combine with an asm whose
8658 output is a hard register.
8660 Thu Oct 16 15:43:26 1997 Mike Stump (mrs@wrs.com)
8662 * c-decl.c (start_struct): Ensure that structs with forward
8663 declarations are in fact packed when -fpack-struct is given.
8665 * stor-layout.c (layout_record): Ignore STRUCTURE_SIZE_BOUNDARY if
8666 we are packing a structure. This allows a structure with only
8667 bytes to be aligned on a byte boundary and have no padding on a
8670 Thu Oct 16 15:17:54 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8672 * rs6000.h (ROUND_TYPE_ALIGN): Don't blow up if no fields in record.
8674 Thu Oct 16 11:20:30 1997 Richard Henderson <rth@cygnus.com>
8676 * alpha.c (alpha_return_addr_rtx): New variable.
8677 (alpha_save_machine_status): New; save it.
8678 (alpha_restore_machine_status): New; restore it.
8679 (alpha_init_expanders): New; clear it.
8680 (alpha_return_addr): New; set it.
8681 (alpha_ra_ever_killed): New; if alpha_return_addr_rtx, regs_ever_live
8682 is overly conservative, so search the insns explicitly.
8683 (alpha_sa_mask [VMS]): Check alpha_ra_ever_killed.
8684 (alpha_sa_size [VMS && !VMS]): Likewise.
8685 * alpha.h (RETURN_ADDR_RTX): Call alpha_return_addr.
8686 (INIT_EXPANDERS): New definition.
8688 * alpha.c: Move REG_PV, REG_RA somewhere more visible in the file.
8689 (output_prolog [!VMS]): Use them.
8691 * alpha.c (output_prolog [!VMS]): Move gp detection to ...
8692 (alpha_does_function_need_gp): ... a new function. Refine the
8693 CALL_INSN test to just TYPE_JSR.
8694 * alpha.md (most call insns): Fix some jsr/ibr type transpositions.
8696 Thu Oct 16 09:36:47 1997 Jeffrey A Law (law@cygnus.com)
8698 * version.c: Bump for snapshot.
8700 Wed Oct 15 21:38:18 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8702 * pa.c (move_operand): Respect -mdisable-indexing.
8703 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Likewise.
8705 Wed Oct 15 21:34:45 1997 David Edelsohn <edelsohn@mhpcc.edu>
8707 * rs6000.md (udivsi3, divsi3): Split into MQ and non-MQ cases for
8709 (umulsidi3,umulsi3_highpart): Ditto.
8710 (smulsi3_highpart_no_mq): Add !TARGET_POWER.
8712 Wed Oct 15 18:21:46 1997 Richard Henderson <rth@cygnus.com>
8714 * alpha.c (final_prescan_insn): Gut, remove and transform to ...
8715 (alpha_handle_trap_shadows): ... a new function. Handle the entire
8716 function in one go. Emit RTL for trapb, instead of printf directly.
8717 (alpha_reorg): New function. Call alpha_handle_trap_shadows.
8718 (trap_pending): Kill global variable.
8719 (output_epilog): Don't call final_prescan_insn.
8720 (struct shadow_summary): Elide $31 and $f31; now it fits in a word.
8721 * alpha.h (FINAL_PRESCAN_INSN): Remove.
8722 (MACHINE_DEPENENT_REORG): Define.
8723 * alpha.md (jsr patterns with trapb): Stupid and useless. Kill.
8726 Wed Oct 15 18:16:05 1997 Richard Henderson <rth@cygnus.com>
8728 Tune Haifa scheduler for Alpha:
8729 * alpha.h (ISSUE_RATE): Define.
8730 * alpha.c (alpha_adjust_cost): Handle EV5 mult delay; don't apply
8731 EV4 adjustments to EV5.
8732 * alpha.md: Remove all scaling from function unit delays. Rework
8733 EV5 function units to match the CPU.
8734 (umuldi3_highpart): EV5 added the IMULH insn class.
8736 Wed Oct 15 17:42:41 1997 Jeffrey A Law (law@cygnus.com)
8738 * pa.c (following_call): Fail if the CALL_INSN is an indirect
8741 Tue Oct 14 12:01:00 1997 Mark Mitchell <mmitchell@usa.net>
8743 * cplus-dem.c (demangle_signature): Don't look for return types on
8744 constructors. Handle member template constructors.
8746 Tue Oct 14 11:30:29 1997 Jason Merrill <jason@yorick.cygnus.com>
8748 * tree.c (expr_tree_cons, build_expr_list, expralloc): New fns.
8749 * tree.h: Declare them.
8751 Fri Oct 10 13:46:56 1997 Doug Evans <dje@canuck.cygnus.com>
8753 * configure.in: Handle --with-newlib.
8754 * Makefile.in (LIBGCC2_CFLAGS): Add @inhibit_libc@.
8756 * sparc/t-sp64 (LIBGCC2_CFLAGS): Delete.
8758 Wed Oct 8 14:37:44 1997 Jeffrey A Law (law@cygnus.com)
8760 * config/ptx4.h: Fix typo.
8762 Wed Oct 8 08:57:20 1997 Jeffrey A Law (law@cygnus.com)
8764 * version.c: Bump for snapshot.
8766 Tue Oct 7 16:27:34 1997 Manfred Hollstein <manfred@s-direktnet.de>
8768 * aclocal.m4: Substitute INSTALL.
8769 * configure: Re-built.
8771 Tue Oct 7 15:37:35 1997 Jeffrey A Law (law@cygnus.com)
8773 * integrate.c (save_for_inline_copying): Avoid undefined pointer
8775 (expand_inline_function): Likewise.
8777 * dwarf2out.c (output_call_frame_info): Reinstate last change
8778 using flag_debug_asm check instead of flag_verbose_asm.
8780 Tue Oct 7 12:57:26 1997 Jim Wilson <wilson@cygnus.com>
8782 * dwarf2out.c (output_call_frame_info): Remove last change.
8784 1997-10-04 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
8786 * frame.c (__frame_state_for): Execute the FDE insns until the
8787 current pc value is strictly bigger than the target pc value.
8789 Tue Oct 7 11:00:42 1997 Jason Merrill <jason@yorick.cygnus.com>
8791 * regclass.c (init_reg_modes): If we can't find a mode for the
8792 register, use the previous one.
8794 Tue Oct 7 10:55:34 1997 Richard Henderson <rth@cygnus.com>
8796 * haifa-sched.c (print_block_visualization): Call fprintf directly,
8797 don't sprintf through an alloca'ed buffer.
8799 Tue Oct 7 10:52:29 1997 Thomas Koenig (ig25@rz.uni-karlsruhe.de)
8801 * reload.c (decompose): Always initialize val.base.
8803 Tue Oct 7 10:19:26 1997 Manfred Hollstein (manfred@lts.sel.alcatel.de)
8805 * m68k/mot3300.h (ASM_OUTPUT_ALIGN): Accept any alignment
8806 instead of aborting.
8807 * dwarf2out.c (output_call_frame_info): Call app_enable and
8808 app_disable to let GNU as accept the generated comments.
8810 Tue Oct 7 11:41:21 1997 Michael Meissner <meissner@cygnus.com>
8812 * tree.h (get_file_function_name): Add declaration.
8813 * dwarf2out.c (output_call_frame_info): No need to cast
8814 get_file_function_name call anymore.
8815 * profile.c (toplevel): Remove get_file_function_name
8817 * c-lang.c (finish_file): Ditto.
8819 Tue Oct 7 10:01:45 1997 Chip Salzenberg <chip@rio.atlantic.net>
8821 * Makefile.in (program_transform_name): Let autoconf substitute
8824 Tue Oct 7 09:54:35 1997 Jeffrey A Law (law@cygnus.com)
8826 * haifa-sched.c (schedule_block): If the first real insn in a
8827 block has any special notes attached to it, remove them.
8829 Tue Oct 7 09:48:51 1997 Richard Henderson <rth@cygnus.com>
8831 * alpha.h (FLOAT_STORE_FLAG_VALUE): It's 2.0 not 0.5.
8833 Mon Oct 6 12:47:32 1997 Manfred Hollstein (manfred@lts.sel.alcatel.de)
8835 * m88k.c (m88k_begin_prologue): Remove superfluous backslash.
8837 Mon Oct 6 12:04:24 1997 Jeffrey A Law (law@cygnus.com)
8839 * Makefile.in (check-g77): New test target.
8840 (CHECK-TARGETS): Add check-g77.
8842 Fri Oct 3 11:56:36 1997 Jason Merrill <jason@yorick.cygnus.com>
8844 * toplev.c (rest_of_compilation): Defer all non-nested inlines.
8846 Fri Oct 3 15:49:27 1997 Michael Meissner <meissner@cygnus.com>
8848 * flow.c (print_rtl_with_bb): Cast alloca return value for
8851 Thu Oct 2 21:15:03 1997 Richard Henderson <rth@cygnus.com>
8853 * i386.h (RETURN_ADDR_RTX): New definition that works for
8854 __builtin_return_address(0) and -fomit-frame-pointer.
8856 Wed Oct 1 13:43:53 1997 Jim Wilson <wilson@cygnus.com>
8858 Bring over from FSF.
8859 Tue Aug 5 16:10:45 1997 Jason Merrill <jason@yorick.cygnus.com>
8861 * mips.c (function_arg): Handle passing a struct
8862 containing a double in a DFmode register without the PARALLEL.
8864 Wed Oct 1 11:13:25 1997 Ian Lance Taylor <ian@cygnus.com>
8866 * pexecute.c: Use spawn if __CYGWIN32__.
8868 * pexecute.c: Include "config.h" first, as per autoconf manual
8869 (from Paul Eggert <eggert@twinsun.com>).
8871 Wed Oct 1 01:44:36 1997 Philippe De Muyter <phdm@info.ucl.ac.be>
8873 * m68k/x-mot3300 (XCFLAGS): Disable as's long/short jump
8874 optimisation for f/expr.o and f/stb.o.
8876 Tue Sep 30 23:48:57 1997 Jeffrey A Law (law@cygnus.com)
8878 * cse.c (this_insn_cc0_mode): Initialize.
8880 Tue Sep 30 23:09:40 1997 Thomas Koenig <ig25@mvmap66.ciw.uni-karlsruhe.de>
8882 * cccp.c (expand_to_temp_buffer): Initialize all members of obuf.
8884 * haifa-sched.c (get_block_head_tail): Remove unneeded initialization.
8886 Tue Sep 30 23:06:43 1997 Richard Henderson <rth@cygnus.com>
8888 * alpha.md (beq): For registers and ints 0-255, use cmpeq+bne, since
8889 that pair will dual-issue on the 21164 and plus+beq won't.
8890 (bne): Likewise for cmpeq+beq.
8892 Tue Sep 30 16:07:58 1997 Jim Wilson <wilson@cygnus.com>
8894 * except.c (find_exception_handler_labels): Correct argument to free.
8896 Tue Sep 30 11:00:00 1997 Brendan Kehoe <brendan@lisa.cygnus.com>
8898 * except.c (find_exception_handler_labels): Free LABELS when we're
8901 Mon Sep 29 14:04:35 1997 Jeffrey A Law (law@cygnus.com)
8903 * version.c: Bump for snapshot.
8905 Mon Sep 29 10:51:53 1997 Jason Merrill <jason@yorick.cygnus.com>
8907 * flow.c (find_basic_blocks): Mark calls as potentially jumping
8910 Mon Sep 29 09:58:06 1997 Jeffrey A Law (law@cygnus.com)
8912 * configure.in: Substitute for "install" too.
8913 * configure: Rebuilt.
8915 Mon Sep 29 00:38:42 1997 Aaron Jackson <jackson@negril.msrce.howard.edu>
8917 * Makefile.in (bootstrap-lean, compare-lean): New targets.
8919 Mon Sep 29 00:18:16 1997 Richard Henderson (rth@cygnus.com)
8921 * alias.c (base_alias_check): Two symbols can conflict if they
8922 are accessed via AND.
8923 (memrefs_conflict_p): Likewise.
8925 * alpha.h (SETUP_INCOMING_VARARGS): Emit a blockage insn
8926 after flushing argument registers to the stack.
8928 * Makefile.in (mostlyclean): Remove .regmove files.
8930 Sun Sep 28 18:59:58 1997 Jason Merrill <jason@yorick.cygnus.com>
8932 * libgcc2.c (__throw): Fix thinko.
8934 Sun Sep 28 12:00:52 1997 Mark Mitchell <mmitchell@usa.net>
8936 * cplus-dem.c (demangle_template): Add new parameter. Handle new
8937 template-function mangling.
8938 (consume_count_with_underscores): New function.
8939 (demangle_signature): Handle new name-mangling scheme.
8941 Sun Sep 28 01:55:04 1997 Philippe De Muyter <phdm@info.ucl.ac.be>
8943 * flow.c (print_rtl_with_bb): Cast alloca return values for variables
8946 Sun Sep 28 01:05:16 1997 Jeffrey A Law (law@cygnus.com)
8948 * frame.c: Remove last change.
8949 * dwarf2.h: Remove last change.
8950 * tree.h: Add declarations of DWARF2 unwind info support
8953 Sat Sep 27 11:02:38 1997 Jason Merrill <jason@yorick.cygnus.com>
8955 * c-decl.c (init_decl_processing): Add __builtin_dwarf_reg_size.
8956 * tree.h (built_in_function): Likewise.
8957 * expr.c (expand_builtin): Likewise.
8958 * except.h: Likewise.
8959 * dwarf2out.c (expand_builtin_dwarf_reg_size): New fn.
8960 * libgcc2.c (copy_reg): New fn.
8963 Fri Sep 26 08:54:59 1997 Paul Eggert <eggert@twinsun.com>
8965 * c-typeck.c (build_binary_op): Warn about comparing signed vs
8966 unsigned if -W is specified and -Wno-sign-compare is not.
8967 * c-decl.c (warn_sign_compare): Initialize to -1.
8968 (c_decode_option): -Wall no longer implies -Wsign-compare.
8970 Fri Sep 26 09:00:13 1997 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
8972 * frame.c: Include gansidecl.h for PROTO.
8973 * dwarf2out.c: Move inclusion of dwarf2.h down so that PROTO is
8974 defined. Don't declare dwarf2out_cfi_label here.
8975 * dwarf2.h: Add declarations of DWARF2 unwind info support
8977 * m68k.c: Include dwarf2.h.
8978 (output_function_prologue): Add dwarf2 support.
8979 * m68k.h (INCOMING_RETURN_ADDR_RTX, DWARF_FRAME_REGNUM): New macros.
8980 (INCOMING_FRAME_SP_OFFSET): Likewise.
8982 * integrate.c (expand_inline_function): Make sure there is at
8983 least one insn that can be used as an insertion point.
8985 Wed Sep 24 21:34:06 1997 Jason Merrill <jason@yorick.cygnus.com>
8987 * dwarf2out.c: s/flag_verbose_asm/flag_debug_asm/
8989 Wed Sep 24 22:05:30 1997 Jeffrey A Law (law@cygnus.com)
8991 * version.c: Bump for snapshot.
8993 Wed Sep 24 17:36:23 1997 Doug Evans <dje@canuck.cygnus.com>
8995 Bring over from FSF.
8997 Wed Sep 24 19:17:08 1997 Doug Evans <dje@cygnus.com>
8999 * sparc/sparc.md (get_pc_via_call): Renamed from get_pc_sp32.
9000 (get_pc_via_rdpc): Renamed from get_pc_sp64.
9001 * sparc/sparc.c (finalize_pic): Update call to gen_get_pc_via_call.
9003 Wed Sep 24 18:38:22 1997 David S. Miller <davem@tanya.rutgers.edu>
9005 * sparc/sparc.h (ASM_CPU_SPEC): Pass -Av9a for v8plus, ultrasparc.
9006 (TARGET_OPTIONS): Add -malign-loops=, -malign-jumps=,
9008 (sparc_align_{loops,jumps,funcs}_string): Declare.
9009 (sparc_align_{loops,jumps,funcs}): Declare.
9010 (DEFAULT_SPARC_ALIGN_FUNCS): New macro.
9011 (FUNCTION_BOUNDARY): Use sparc_align_funcs.
9012 (STACK_BIAS): Define.
9013 (SPARC_SIMM*_P): Cast to unsigned HOST_WIDE_INT first, then perform
9015 (SPARC_SETHI_P): New macro.
9016 (CONST_OK_FOR_LETTER_P): Use it.
9017 (ASM_OUTPUT_ALIGN_CODE): Define.
9018 (ASM_OUTPUT_LOOP_ALIGN): Define.
9019 * sparc/sparc.c (sparc_align_{loops,jumps,funcs}_string): New globals.
9020 (sparc_align_{loops,jumps,funcs}): New globals.
9021 (sparc_override_options): Handle -malign-loops=, -malign-jumps=,
9023 (move_operand): Use SPARC_SETHI_P.
9024 (arith_double_operand): Cast to unsigned HOST_WIDE_INT first, then
9026 (arith11_double_operand): Likewise.
9027 (arith10_double_operand): Likewise.
9028 (finalize_pic): Finish sparc64 support.
9029 (emit_move_sequence): Use SPARC_SETHI_P. Simplify low part of
9030 64 bit constants if able.
9031 (output_fp_move_quad): Don't use fmovq unless TARGET_HARD_QUAD.
9032 (sparc_builtin_saveregs, sparc64 case): Don't save fp regs if
9034 * sparc/sparc.md (*): Use GEN_INT instead of gen_rtx.
9035 (get_pc_sp32): Use for sparc64 as well.
9036 (lo_sum_di_sp{32,64}): Fix handling on 64 bit hosts.
9037 (sethi_di_sp64_const): Likewise.
9038 (movtf_cc_sp64): Check TARGET_HARD_QUAD.
9039 (cmp_zero_extract_sp64): Use unsigned HOST_WIDE_INT in cast.
9040 (ashlsi3, ashldi3, ashrsi3, ashrdi3, lshrsi3, lshrdi3): Likewise.
9042 Tue Sep 23 19:02:46 1997 Doug Evans <dje@cygnus.com>
9044 * sparc/linux-aout.h (COMMENT_BEGIN): Delete.
9045 * sparc/linux.h (COMMENT_BEGIN): Likewise.
9046 * sparc/linux64.h (COMMENT_BEGIN): Likewise.
9048 Tue Sep 23 14:48:18 1997 David S. Miller <davem@tanya.rutgers.edu>
9050 Add sparc64 linux support.
9051 * configure.in (sparc64-*-linux*): Recognize. Add sparc/xm-sparc.h
9052 to xm_file list on 32-bit sparc-linux.
9053 * sparc/xm-sp64.h: New file.
9054 * sparc/linux64.h: New file.
9055 * sparc/xm-linux.h: Include some standard headers if not inhibit_libc.
9056 Don't include xm-sparc.h.
9057 * config/xm-linux.h (HAVE_PUTENV, HAVE_ATEXIT): Define.
9058 * glimits.h (LONG_MAX): Handle sparc64.
9060 Sat Sep 20 03:07:54 1997 Doug Evans <dje@cygnus.com>
9062 * sparc/sysv4.h (ASM_COMMENT_START): Delete.
9063 * sparc.h (ASM_COMMENT_START): Define.
9064 * sparc.c (output_function_prologue): Use it.
9065 (sparc_flat_output_function_{epi,pro}logue): Likewise.
9067 Wed Sep 17 15:04:19 1997 Doug Evans <dje@cygnus.com>
9069 * sparc/sysv4.h (ASM_OUTPUT_{FLOAT,DOUBLE,LONG_DOUBLE}): Delete,
9070 use sparc.h's copies.
9071 * sparc/sparc.h (ASM_OUTPUT_{FLOAT,DOUBLE,LONG_DOUBLE}): Print
9074 Mon Sep 8 08:45:19 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9076 * sparc.c (dwarf2out_cfi_label): Add declaration.
9077 (save_regs, output_function_prologue): Remove cast for it.
9078 (sparc_flat_{save_restore,output_function_prologue): Likewise.
9079 ({save,restore}_regs): No longer inline.
9081 Tue Sep 23 12:34:51 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9083 * fold-const.c (make_range): Correctly handle cases of converting
9084 from unsigned to signed type.
9086 Tue Sep 23 12:34:51 1997 Bernd Schmidt <crux@pool.informatik.rwth-aachen.de>
9088 * fold-const.c (merge_ranges): Make sure that if one range is subset
9089 of another, it will always be the second range. Correct (+,-) case to
9092 Tue Sep 23 08:32:51 1997 Jason Merrill <jason@yorick.cygnus.com>
9094 * final.c (final_end_function): Also do dwarf2 thing if
9095 DWARF2_DEBUGGING_INFO.
9096 (final_start_function): Likewise.
9098 Tue Sep 23 01:15:50 1997 David S. Miller <davem@tanya.rutgers.edu>
9100 * expmed.c (expand_divmod): If compute_mode is not the same as
9101 mode, handle the case where convert_modes() causes op1 to no
9102 longer be a CONST_INT.
9104 * reorg.c (dbr_schedule): At end of this pass, add REG_BR_PRED
9105 note holding get_jump_flags() calculation to all JUMP_INSNs.
9106 * rtl.h (enum reg_note): New note types REG_BR_PRED and REG_SAVE_AREA.
9107 * rtl.c (reg_note_name): Add new note types.
9109 Tue Sep 23 00:59:54 1997 Jeffrey A Law (law@cygnus.com)
9111 * rtlanal.c (computed_jump_p): Fix typo in last change.
9113 Tue Sep 23 00:42:44 1997 H.J. Lu (hjl@gnu.ai.mit.edu)
9115 * loop.c (indirect_jump_in_function_p): Return 0
9118 Tue Sep 23 00:33:55 1997 Jeffrey A Law (law@cygnus.com)
9120 * rs6000/xm-rs6000.h: Fix thinko in last change.
9121 * rs6000/xm-sysv4.h: Likewise.
9123 Mon Sep 22 19:33:53 1997 Jim Wilson <wilson@cygnus.com>
9125 * mips.c (save_restore_insns): Only set RTX_FRAME_RELATED_P if store_p.
9127 Mon Sep 22 14:41:00 1997 Jeffrey A Law (law@cygnus.com)
9129 * reg-stack.c (find_blocks): Fix thinko in last change.
9131 1997-09-21 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
9133 * m68k.c (output_function_prologue): Add dwarf2 support.
9135 * m68k.h (INCOMING_RETURN_ADDR_RTX, DWARF_FRAME_REGNUM,
9136 INCOMING_FRAME_SP_OFFSET): New definitions.
9138 Mon Sep 22 11:36:42 1997 David S. Miller <davem@tanya.rutgers.edu>
9140 * combine.c (try_combine): Use NULL_RTX instead of '0' where
9141 appropriate in calls to gen_rtx().
9142 * cse.c (cse_main): Likewise.
9143 * emit-rtl.c (gen_label_rtx): Likewise.
9144 * expr.c (init_expr_once): Likewise.
9145 * haifa-sched.c (flush_pending_lists, sched_analyze_insn,
9146 sched_analyze, init_rgn_data_dependences,
9147 compute_block_backward_dependences): Likewise.
9148 * sched.c (schedule_insns): Likewise.
9149 * varasm.c (immed_double_const): Likewise.
9151 * sparc.h (INCOMING_FRAME_SP_OFFSET): Define to
9152 SPARC_STACK_BIAS for sake of dwarf2 on sparc64.
9154 Mon Sep 22 11:21:33 1997 J. Kean Johnston <jkj@sco.com>
9156 * i386/sco5.h: Make ELF default file format and add -mcoff/-melf..
9157 (MULTILIB_DEFAULTS): Define.
9158 (ASM_SPEC, CPP_SPEC): Handle -mcoff.
9159 (STARTFILE_SPEC, ENDFILE_SPEC, LINK_SPEC): Likewise.
9160 (LIBGCC_SPEC): Likewise.
9161 (MASK_COFF, TARGET_COFF, TARGET_ELF): Define.
9162 (SUBTARGET_SWITCHES): Add -mcoff and -melf.
9163 * i386/t-sco5 (CRTSTUFF_T_CFLAGS): Add -fPIC.
9164 (CRTSTUFF_T_CFLAGS_S): Tweak for COFF.
9165 (EXTRA_PARTS, TAROUTOPTS): Delete.
9166 (libgcc1-elf, libgcc2-elf, libgcc-elf targets): Delete.
9167 (MULTILIB_OPTIONS): Define.
9168 (MULTILIB_DIRNAMES, MULTILIB_EXCEPTIONS): Likewise.
9169 (MULTILIB_MATCHE, MULTILIB_EXTRA_OPTS): Likewise.
9171 Mon Sep 22 02:10:43 1997 Jeffrey A Law (law@cygnus.com)
9173 * version.c: Bump for snapshot.
9175 Sun Sep 21 17:45:45 1997 Jeffrey A Law (law@cygnus.com)
9177 * loop.c (loop_number): Delete function. Change all references
9178 to use uid_loop_num array.
9179 * loop.h (loop_number): Delete declaration.
9180 * unroll.c (unroll_loop): Change "loop_number" references to
9181 use uid_loop_num instead.
9183 * loop.c (loop_unroll_factor): Move outside #ifdef HAIFA
9185 (loop_unroll_iter): Remove unused variable and all references.
9186 (loop_optimize): Always allocate and clear space for loop_unroll_factor.
9187 (insert_bct): Fix minor formatting problems.
9188 * loop.h (loop_unroll_factor): Move decl outside #ifdef HAIFA.
9189 (loop_unroll_iter): Removed unused decl.
9190 * unroll.c (unroll_loop): Remove code to set loop_unroll_iter.
9191 Always record the unrolling factor.
9193 * cse.c (simplify_relational_operation): Set h0u just like h0s.
9194 Similarly for h1u and h1s.
9196 * flow.c (jmp_uses_reg_or_mem): Deleted unused function.
9197 (find_basic_blocks): Use computed_jump_p to determine if a
9198 particular JUMP_INSN is a computed jump.
9199 * reg-stack.c (find_blocks): Use computed_jump_p to determine
9200 if a particular JUMP_INSN is a computed jump.
9201 * rtlanal.c (jmp_uses_reg_or_mem): New function.
9202 (computed_jump_p): Likewise.
9203 * rtl.h (computed_jump_p): Declare.
9204 * genattrtab.c (pc_rtx): Define and initialize.
9205 * loop.c (loop_optimize): Always determine if the current
9206 function has a computed jump.
9207 (indirect_jump_in_function_p): Use computed_jump_p to determine
9208 if a particular JUMP_INSN is a computed jump.
9210 * loop.c (fix_bct_param): Delete unused function.
9211 (check_bct_param): Likewise.
9213 Sat Sep 20 16:22:06 1997 Jason Merrill <jason@yorick.cygnus.com>
9215 * frame.c (__deregister_frame): Check properly for initialized object.
9217 Fri Sep 19 20:51:03 1997 H.J. Lu (hjl@gnu.ai.mit.edu)
9219 * alpha/linux.h (HANDLE_SYSV_PRAGMA): Defined.
9221 Fri Sep 19 18:53:50 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
9223 * jump.c (thread_jumps): check can_reverse_comparison_p before
9224 threading a reversed-condition jump.
9226 * sched.c (update_flow_info): Don't pass SCRATCH to dead_or_set_p.
9227 * haifa-sched.c (update_flow_info): Likewise.
9229 Thu Sep 18 21:13:40 1997 Jeffrey A Law (law@cygnus.com)
9231 * Makefile.in (BOOT_CFLAGS): Use -O2.
9233 * configure.in (strtoul, bsearch): Have autoconf check for these
9235 * configure, config.in: Rebuilt.
9237 * m68k/xm-mot3300.h (alloca): Properly declare if __STDC__.
9238 * mips/mips.h (alloca): Likewise.
9239 * rs6000/xm-rs6000.h (alloca): Likewise.
9240 * rs6000/xm-sysv4.h: Likewise.
9242 Thu Sep 18 14:22:22 1997 Jason Merrill <jason@yorick.cygnus.com>
9244 * final.c (final_scan_insn): Hand BARRIERs off to the dwarf2 code.
9245 * dwarf2out.c (dwarf2out_frame_debug): Pass the whole insn along.
9246 (dwarf2out_stack_adjust): A BARRIER resets the args space to 0.
9248 * except.c (end_eh_unwinder): Subtract 1 from return address.
9249 * libgcc2.c (__throw): Likewise.
9250 (find_exception_handler): Don't change PC here. Compare end with >.
9252 Thu Sep 18 10:43:07 1997 Nick Clifton <nickc@cygnus.com>
9254 * v850.c (compute_register_save_size): Correct register
9256 * v850.md (save_interrupt, return_interrupt): Correct
9258 * v850/lib1funcs.asm (save_interrupt): Correct register number.
9259 (return_interrupt): Use stack pointer, not element pointer.
9261 1997-09-18 Brendan Kehoe <brendan@lisa.cygnus.com>
9263 * configure.in, configure: Make sure to create the stage* and include
9264 symbolic links in each subdirectory.
9266 Thu Sep 18 01:47:06 1997 Jeffrey A Law (law@cygnus.com)
9268 * pa.md (reload_peepholes): Don't allow addresses with side
9269 effects for the memory operand.
9271 Wed Sep 17 18:19:53 1997 Jason Merrill <jason@yorick.cygnus.com>
9273 * libgcc2.c (find_exception_handler): Subtract one from our PC when
9274 looking for a handler, to avoid hitting the beginning of the next
9277 * except.c (expand_builtin_set_return_addr_reg): Use force_operand.
9279 Wed Sep 17 18:33:59 1997 Jeffrey A Law (law@cygnus.com)
9281 * mips/abi64.h (LONG_MAX_SPEC): Define.
9282 * mips.h (LONG_MAX_SPEC): Define.
9283 (CPP_SPEC): Include long_max_spec.
9284 (EXTRA_SPECS): Include long_max_spec.
9286 Wed Sep 17 14:11:38 1997 Jeffrey A Law (law@cygnus.com)
9288 * v850.c (construct_save_jarl): Fix thinko in last change.
9290 Wed Sep 17 09:53:07 1997 Jeffrey A Law (law@cygnus.com)
9292 * version.c: Bump for snapshot.
9294 Tue Sep 16 14:22:36 1997 Jason Merrill <jason@yorick.cygnus.com>
9296 * libgcc2.c (find_exception_handler): Not found is -1.
9298 * integrate.c (expand_inline_function): Move expand_start_bindings
9299 after expanding the arguments.
9301 Tue Sep 16 11:13:46 1997 Jim Wilson <wilson@cygnus.com>
9303 * expr.c (expand_expr): Remove previous incorrect change.
9304 If target and slot has no DECL_RTL, then call mark_addressable
9305 again for the slot after we give it RTL.
9307 Tue Sep 16 09:18:52 1997 Jason Merrill (jason@cygnus.com)
9309 * expr.c (expand_expr, case TARGET_EXPR): Call mark_addressable
9310 again for the slot after we give it RTL.
9312 Tue Sep 16 00:13:20 1997 Nick Clifton <nickc@cygnus.com>
9314 * v850.c (register_is_ok_for_epilogue,
9315 pattern_is_ok_for_epilogue, construct_restore_jr,
9316 pattern_is_ok_for_prologue, construct_save_jarl): New functions.
9318 * v850.h (pattern_is_ok_for_prologue,
9319 pattern_is_ok_for_epilogue, register_is_ok_for_epilogue): New
9322 * v850.md: Replace prologue and epilogue patterns with a
9323 match_parallel pattern.
9325 Mon Sep 15 22:53:01 1997 Jeffrey A Law (law@cygnus.com)
9327 * aclocal.m4: Add replacement for AC_PROG_INSTALL.
9328 * configure.in: Use EGCS_PROG_INSTALL.
9330 Mon Sep 15 22:40:55 1997 Jim Wilson (wilson@cygnus.com)
9332 * dwarf2out.c (gen_subprogram_die): Handle redefinition of an
9333 extern inline function.
9335 Mon Sep 15 22:40:55 1997 Richard Henderson (rth@cygnus.com)
9337 * dwarf2out.c (reg_loc_descriptor): Fix prototype.
9338 (concat_loc_descriptor): New function.
9339 (loc_descriptor): Call it.
9340 (add_AT_location_description): Also elide the descriptor if both
9341 halves of a CONCAT are pseudos.
9342 (add_location_or_const_value_attribute): Recognize CONCAT too.
9344 Mon Sep 15 15:24:00 1997 Richard Henderson <rth@cygnus.com>
9346 * alpha.md (movdi): Handle CONST_DOUBLE for TARGET_BUILD_CONSTANTS.
9348 * alpha/alpha.c (output_prolog): New variable sa_reg. Use it for
9349 out-or-range reg_offset.
9350 (output_epilog): Likewise.
9352 Mon Sep 15 15:39:26 1997 Jeffrey A Law (law@cygnus.com)
9354 * cse.c (simplify_relational_operation): If MODE specifies a
9355 mode wider than HOST_WIDE_INT, then the high word of a CONST_INT
9356 is derived from the sign bit of the low word.
9358 Mon Sep 15 11:43:38 1997 Jason Merrill <jason@yorick.cygnus.com>
9360 Support dwarf2 unwinding on PUSH_ROUNDING targets like the x86.
9362 * dwarf2.h: Add DW_CFA_GNU_args_size.
9363 * frame.c (execute_cfa_insn): Likewise.
9364 * dwarf2out.c (dwarf_cfi_name, output_cfi): Likewise.
9365 (dwarf2out_args_size, dwarf2out_stack_adjust): New fns.
9366 (dwarf2out_frame_debug): If this isn't a prologue or epilogue
9367 insn, hand it off to dwarf2out_stack_adjust.
9368 (dwarf2out_begin_prologue): Initialize args_size.
9369 * frame.h (struct frame_state): Add args_size.
9370 * libgcc2.c (__throw): Use args_size.
9371 * final.c (final_scan_insn): If we push args, hand off all insns
9372 to dwarf2out_frame_debug.
9373 * defaults.h (DWARF2_UNWIND_INFO): OK for !ACCUMULATE_OUTGOING_ARGS.
9375 * dwarf2out.c dwarf2out_frame_debug): Fix typo.
9376 Handle epilogue restore of SP from FP.
9377 * emit-rtl.c (gen_sequence): Still generate a sequence if the
9378 lone insn has RTX_FRAME_RELATED_P set.
9380 * frame.c (extract_cie_info): Handle "e" augmentation.
9381 * dwarf2out.c (ASM_OUTPUT_DWARF_*): Provide definitions in the
9382 absence of UNALIGNED_*_ASM_OP.
9383 (UNALIGNED_*_ASM_OP): Only provide defaults if OBJECT_FORMAT_ELF.
9384 (output_call_frame_info): Use "e" instead of "z" for augmentation.
9385 Don't emit augmentation fields length.
9386 (dwarf2out_do_frame): Move outside of #ifdefs.
9387 * defaults.h (DWARF2_UNWIND_INFO): Don't require unaligned data
9390 * sparc.h (UNALIGNED_INT_ASM_OP et al): Don't define here after all.
9391 * sparc/sysv4.h (UNALIGNED_INT_ASM_OP): Define here.
9392 * sparc/sunos4.h (DWARF2_UNWIND_INFO): Define to 0.
9393 * sparc/sun4gas.h: New file.
9394 * configure.in: Use sun4gas.h if SunOS 4 --with-gnu-as.
9396 * collect2.c (write_c_file_stat, write_c_file_glob): Declare
9397 __register_frame_table and __deregister_frame.
9399 1997-09-15 Brendan Kehoe <brendan@cygnus.com>
9401 * except.c (find_exception_handler_labels): Use xmalloc instead of
9402 alloca, since MAX_LABELNO - MIN_LABELNO can be more than 1 million
9405 Sun Sep 14 21:01:23 1997 Jeffrey A Law (law@cygnus.com)
9407 * Makefile.in: Various changes to build info files
9408 in the object tree rather than the source tree.
9410 Sun Sep 14 12:24:30 1997 Jeffrey A Law (law@cygnus.com)
9412 * fixinc.math: New file to fix math.h on some systems.
9413 * configure.in (freebsd, netbsd): Use fixinc.math on these
9415 * configure: Rebuilt.
9417 Sun Sep 14 11:11:05 1997 Jeffrey A Law (law@cygnus.com)
9419 * regmove.c (regmove_optimize): If we end up moving the
9420 original insn due to lifetime overlaps, make sure to move
9423 Sat Sep 13 15:51:11 1997 Manfred Hollstein <manfred@s-direktnet.de>
9425 * Makefile.in (INSTALL_{PROGRAM,DATA}): Use value found by configure.
9427 Sat Sep 13 12:57:26 1997 Jeffrey A Law (law@cygnus.com)
9429 * haifa-sched.c (add_branch_dependences): Make each insn in
9430 a SCHED_GROUP_P block explicitly depend on the previous insn.
9432 Fri Sep 12 13:49:58 1997 Jason Merrill <jason@yorick.cygnus.com>
9434 * except.h: Prototype dwarf2 hooks.
9437 Thu Sep 11 17:43:55 1997 Jim Wilson <wilson@cygnus.com>
9439 * configure.in (native_prefix): Delete.
9440 (mips-dec-netbsd): Don't set prefix.
9441 (*linux*): Don't set prefix.
9443 Thu Sep 11 15:48:32 1997 Fred Fish <fnf@ninemoons.com>
9445 * protoize.c: Include <varargs.h> only if HAVE_VARARGS_H is
9446 defined. If not defined, include <sys/varargs.h> if
9447 HAVE_SYS_VARARGS_H is defined.
9448 * configure.in: Test for varargs.h and sys/varargs.h.
9449 * configure: Regenerate with autoconf.
9450 * config.in: Regenerate with autoheader.
9452 * cpplib.c (quote_string): Cast first arg of sprintf call
9453 from "unsigned char *" to "char *".
9454 (output_line_command): Ditto.
9455 (macroexpand): Ditto.
9456 (do_line): Cast atoi arg from "unsigned char *" to "char *".
9458 Wed Sep 10 21:37:30 1997 Jeffrey A Law (law@cygnus.com)
9460 * version.c: Bump for snapshot.
9462 * Makefile.in (compare): Exit with nonzero status if there
9463 are comparison failures. Note which files failed the
9464 comparison test in .bad_compare.
9466 Wed Sep 10 17:05:46 1997 H.J. Lu (hjl@gnu.ai.mit.edu)
9468 * config/alpha/elf.h (CPP_PREDEFINES): Remove -D__PIC__ -D__pic__.
9470 Wed Sep 10 16:37:28 1997 Fred Fish <fnf@ninemoons.com>
9472 * Makefile.in (LN, LN_S): New macros, use where appropriate.
9473 * aclocal.m4 (GCC_PROG_LN_S, GCC_PROG_LN): New tests.
9474 * configure.in: Use GCC_PROG_LN_S and GCC_PROG_LN.
9475 * configure: Regenerated.
9477 Thu Sep 11 11:09:43 1997 Jeffrey A Law (law@cygnus.com)
9479 * loop.c (strength_reduce): Fix typo.
9481 Wed Sep 10 16:01:15 1997 Jim Wilson <wilson@cygnus.com>
9483 * m88k/m88k.c (struct option): Rename to struct options.
9484 * m88k/dolph.h (INITIALIZE_TRAMPOLINE): Delete here.
9485 * m88k/sysv3.h (INITIALIZE_TRAMPOLINE): Delete ifdef and comments.
9486 * libgcc2.c (__enable_execute_stack): Check for __sysV88__ not
9487 __DOLPHIN__ or sysV88.
9489 Wed Sep 10 14:58:40 1997 Jim Wilson <wilson@cygnus.com>
9491 * emit-rtl.c (gen_lowpart_common): For a SUBREG, add in word when
9494 Wed Sep 10 15:19:22 1997 Jeffrey A Law (law@cygnus.com)
9496 * config.sub: Accept 'amigados' for backward compatability.
9498 Wed Sep 10 14:05:08 1997 H.J. Lu (hjl@gnu.ai.mit.edu)
9500 * Makefile.in (testsuite/site.exp): New target.
9501 (check-gcc, check-g++): Depend on testsuite/site.exp.
9502 Don't stop for failure.
9504 Wed Sep 10 12:59:57 1997 Jason Merrill <jason@yorick.cygnus.com>
9506 * expr.c (expand_builtin): Only support __builtin_dwarf_fp_regnum()
9507 if DWARF2_UNWIND_INFO.
9509 Wed Sep 10 11:49:20 1997 Jason Merrill <jason@yorick.cygnus.com>
9511 Add support for exception handling using DWARF 2 frame unwind info.
9512 Currently works on SPARC and MIPS, and almost on x86.
9514 * libgcc2.c (get_reg, put_reg, get_return_addr, put_return_addr,
9515 next_stack_level, in_reg_window): Helper fns.
9516 (__throw): Implement for DWARF2_UNWIND_INFO.
9518 * expr.c (expand_builtin): Handle builtins used by __throw.
9519 * tree.h (enum built_in_function): Add builtins used by __throw.
9520 * c-decl.c (init_decl_processing): Declare builtins used by __throw.
9521 * dwarf2out.c (expand_builtin_dwarf_fp_regnum): Used by __throw.
9522 * except.c (expand_builtin_unwind_init): Hook for dwarf2 __throw.
9523 (expand_builtin_extract_return_addr): Likewise.
9524 (expand_builtin_frob_return_addr): Likewise.
9525 (expand_builtin_set_return_addr_reg): Likewise.
9526 (expand_builtin_eh_stub): Likewise.
9527 (expand_builtin_set_eh_regs): Likewise.
9528 (eh_regs): Choose two call-clobbered registers for passing back values.
9530 * frame.c, frame.h: New files for parsing dwarf 2 frame info.
9531 * Makefile.in (LIB2ADD): New variable. Add $(srcdir)/frame.c.
9532 (libgcc2.a): Use it instead of $(LIB2FUNCS_EXTRA) $(LANG_LIB2FUNCS)
9533 (stmp-multilib): Likewise.
9534 ($(T)crtbegin.o, $(T)crtend.o): Add -fno-exceptions.
9536 * except.c: #include "defaults.h".
9537 (exceptions_via_longjmp): Default depends on DWARF2_UNWIND_INFO.
9538 (emit_throw): Don't defeat assemble_external if DWARF2_UNWIND_INFO.
9539 (register_exception_table_p): New fn.
9540 (start_eh_unwinder): Don't do anything if DWARF2_UNWIND_INFO.
9541 (end_eh_unwinder): Likewise.
9543 * crtstuff.c: Wrap .eh_frame section, use EH_FRAME_SECTION_ASM_OP,
9544 call __register_frame and __deregister_frame as needed.
9545 * varasm.c (eh_frame_section): New fn if EH_FRAME_SECTION_ASM_OP.
9546 * dwarf2out.c (EH_FRAME_SECTION): Now a function-like macro. Check
9547 EH_FRAME_SECTION_ASM_OP.
9548 * sparc/sysv4.h (EH_FRAME_SECTION_ASM_OP): Define.
9549 * mips/iris6.h: (EH_FRAME_SECTION_ASM_OP): Define.
9550 (LINK_SPEC): Add __EH_FRAME_BEGIN__ to hidden symbols.
9552 * dwarf2out.c (output_call_frame_info): If no support for
9553 EXCEPTION_SECTION, mark the start of the frame info with a
9555 * collect2.c (frame_tables): New list.
9556 (is_ctor_dtor): Recognise frame entries.
9557 (scan_prog_file): Likewise.
9558 (main): Pass -fno-exceptions to sub-compile. Also do collection
9559 if there are any frame entries.
9560 (write_c_file_stat): Call __register_frame_table and
9561 __deregister_frame as needed.
9562 (write_c_file_glob): Likewise.
9564 * defaults.h (DWARF2_UNWIND_INFO): Default to 1 if supported.
9565 Also require unaligned reloc support.
9566 * sparc.h (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP,
9567 UNALIGNED_DOUBLE_INT_ASM_OP): Define here.
9568 * sparc/sysv4.h: Not here.
9570 * toplev.c (compile_file): Call dwarf2out_frame_{init,finish}.
9571 * dwarf2out.c (dwarf2out_init): Don't call dwarf2out_frame_init.
9572 (dwarf2out_finish): Don't call dwarf2out_frame_finish.
9574 * libgcc2.c (L_eh): Reorganize, moving code shared by different
9575 EH implementations to the top.
9576 (find_exception_handler): Split out. Start from 0. Compare against
9578 (__find_first_exception_table_match): Use it.
9579 * except.c (output_exception_table): Don't do anything if there's
9580 no table. Don't output a first entry of zeroes.
9581 (eh_outer_context): Adjust properly.
9582 (add_eh_table_entry): Use xrealloc.
9583 * toplev.c (compile_file): Just call output_exception_table.
9585 Wed Sep 10 11:30:36 1997 Jason Merrill <jason@cygnus.com>
9587 * i386.c (ix86_prologue): Add dwarf2 support for !do_rtl case.
9589 Wed Sep 10 08:17:10 1997 Torbjorn Granlund <tege@pdc.kth..se>
9591 * except.c (eh_outer_context): Do masking using expand_and.
9593 Wed Sep 10 01:38:30 1997 Doug Evans <dje@cygnus.com>
9595 Add port done awhile ago for the ARC cpu.
9596 * arc/arc.h: New file.
9597 * arc/arc.c: New file.
9598 * arc/arc.md: New file.
9599 * arc/initfini.c: New file.
9600 * arc/lib1funcs.asm: New file.
9601 * arc/t-arc: New file.
9602 * arc/xm-arc.h: New file.
9603 * ginclude/va-arc.h: New file.
9604 * ginclude/stdarg.h: Include va-arc.h ifdef __arc__.
9605 * ginclude/varargs.h: Likewise.
9606 * Makefile.in (USER_H): Add va-arc.h.
9607 * configure.in (arc-*-elf*): Recognize.
9608 * longlong.h: Add ARC support.
9610 Wed Sep 10 01:32:54 1997 Jeffrey A Law (law@cygnus.com)
9612 * expr.c (clear_storage): Use CONST0_RTX instead of const0_rtx.
9613 when clearing non-BLKmode data.
9615 Wed Sep 10 00:29:29 1997 Manfred Hollstein <manfred@s-direktnet.de>
9617 * m88k/sysv3.h (INITIALIZE_TRAMPOLINE) Define.
9618 * libgcc2.c (__enable_execute_stack): Provide for sysV88 too.
9620 * xm-m88k.h (USG): Only define if it hasn't already been defined.
9622 * Makefile.in (risky-stage1): Delete gratutious whitespace.
9624 * Makefile.in (clean): Delete libgcc1-test.
9626 * Makefile.in (INSTALL): cd to $(srcdir) before running texinfo.
9628 Tue Sep 9 17:07:36 1997 Stan Cox <coxs@dg-rtp.dg.com>
9630 * m88k.c (m88k_expand_prologue): Set MEM_IN_STRUCT_P of va_list
9633 Tue Sep 9 09:50:02 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9635 * dwarf2out.c (output_call_frame_info): Call named_section.
9637 Tue Sep 9 09:12:17 1997 Jeffrey A Law (law@cygnus.com)
9639 * haifa-sched.c (print_value): Fix last change.
9641 Tue Sep 9 01:30:37 1997 Jason Merrill <jason@yorick.cygnus.com>
9643 * mips.h (DWARF_FRAME_REGNUM): Use the same numbering regardless of
9646 Mon Sep 8 16:32:43 1997 Jason Merrill <jason@yorick.cygnus.com>
9648 * mips.c (function_prologue): Set up the CFA when ABI_32.
9650 * sparc.c (save_regs): Check dwarf2out_do_frame instead of DWARF2_DEBUG
9651 for dwarf2 unwind info.
9652 (output_function_prologue, sparc_flat_output_function_prologue): Same.
9654 * final.c (final_end_function): Check dwarf2out_do_frame instead
9655 of DWARF2_DEBUG for dwarf2 unwind info.
9656 (final_scan_insn): Likewise.
9657 (final_start_function): Likewise. Initialize dwarf2 frame debug here.
9660 * expr.c (expand_builtin_return_addr): Only SETUP_FRAME_ADDRESSES if
9663 * varasm.c (exception_section): Check EXCEPTION_SECTION first.
9665 Mon Sep 8 15:15:11 1997 Nick Clifton <nickc@cygnus.com>
9667 * v850.h (ASM_SPEC): Pass on target processor.
9668 (CPP_PREDEFINES): Only define if not already specified.
9669 (TARGET_VERSION): Only define if not already specified.
9670 (MASK_CPU, MASK_V850, MASK_DEFAULT): Bits to specify target
9672 (EXTRA_SWITCHES): Extra entries in the switches array.
9673 (TARGET_DEFAULT): Set default target processor.
9675 Mon Sep 8 18:26:35 1997 Jim Wilson <wilson@cygnus.com>
9677 * m68k.h (MACHINE_STATE_SAVE, MACHINE_STATE_RESTORE): In MOTOROLA
9678 cases, add %# and %/, and add : to make them into extended asms.
9680 Sun Sep 7 23:57:50 1997 Weiwen Liu <liu@hepunix.physics.yale.edu>
9682 * alias.c (init_alias_analysis): Clean up incompatible pointer
9683 type warning in bzero.
9684 * regmove.c (regmove_optimize): Ditto.
9685 * haifa-sched.c (find_rgns): Ditto.
9687 * haifa-sched.c (print_value): Clean up ptr->int cast
9690 Sun Sep 7 23:18:32 1997 Fred Fish <fnf@ninemoons.com>
9692 * INSTALL: Change 'amigados' to 'amigaos' to match current usage.
9693 * install.texi (Configurations): Ditto.
9694 * config.sub: Ditto.
9696 Sun Sep 7 22:56:56 1997 Weiwen Liu (liu@hepvms.physics.yale.edu)
9698 * Makefile.in (sdbout.o): Depend on insn-config.h.
9700 Sun Sep 7 18:44:50 1997 Jim Wilson <wilson@cygnus.com>
9702 * m68k/m68k.h (TARGET_SWITCHES): For 68000, 68302, subtract MASK_68881.
9703 For 68303, 68332, cpu32, subtract MASK_68040_ONLY.
9705 Sun Sep 7 18:30:46 1997 Jason Merrill <jason@yorick.cygnus.com>
9707 * dwarf2out.c (dwarf2out_frame_debug): Assume that in a PARALLEL
9708 prologue insn, only the first elt is significant.
9709 (output_call_frame_info): For exception handling, always use 4-byte
9710 fields as specified by the dwarf2 spec.
9711 Don't skip trivial FDEs.
9713 Sun Sep 7 14:19:39 1997 Jeffrey A Law (law@cygnus.com)
9715 * version.c: Bump for snapshot.
9717 Sun Sep 7 14:17:36 1997 Torbjorn Granlund (tege@pdc.kth.se)
9719 * expmed.c (expand_divmod): Make op1_is_pow2 depend on unsignedp
9720 for negative constants. Promote EXACT_DIV_EXPR to TRUNC_DIV_EXPR
9723 Sun Sep 7 13:46:46 1997 Jeffrey A Law (law@cygnus.com)
9725 * final.c (shorten_branches): During first pass, assume worst
9726 possible alignment for ADDR_VEC and ADDR_VEC_DIFF insns.
9728 * Makefile.in (distclean): Remove various things left around
9729 by running the testsuite.
9731 Sun Sep 7 13:16:06 1997 Manfred Hollstein <manfred@s-direktnet.de>
9733 * configure.in (out_file): Emit definition to config.status in order
9734 to have a defined value for configure.lang.
9735 * configure: Re-built.
9737 Sun Sep 7 09:59:08 1997 Jan-Jaap van der Heijden (J.J.vanderHeijden@student.utwente.nl)
9739 * configure.in: Make symlink to as-new rather than as.new. Similarly
9741 * configure: Rebuilt.
9743 Fri Sep 5 16:54:55 1997 Jim Wilson <wilson@cygnus.com>
9745 * profile.c (output_func_start_profiler): Set DECL_EXTERNAL to zero.
9747 Fri Sep 5 16:16:44 1997 Christian Kuehnke <Christian.Kuehnke@arbi.Informatik.Uni-Oldenburg.DE>
9749 * sparc/sparc.md: Add ultrasparc scheduling support.
9750 * sparc/sparc.h (RTX_COSTS): For MULT give v9 a cost of 25 insns.
9752 Fri Sep 5 14:04:59 1997 Philippe De Muyter <phdm@info.ucl.ac.be>
9754 * integrate.c (save_for_inline_copying): Use 0, not NULL_PTR,
9755 as initial value for real_label_map.
9756 (copy_for_inline): Likewise.
9758 Fri Sep 5 13:36:44 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
9760 * sched.c (update_flow_info) When looking if to set found_split_dest
9761 or found_orig_dest, look at all parts of a PARALLEL.
9762 * haifa-sched.c (update_flow_info): Likewise.
9764 Fri Sep 5 10:08:44 1997 Jeffrey A Law (law@cygnus.com)
9766 * v850: New directory for v850 port.
9767 * v850/lib1funcs.asm: New file.
9768 * t-v850, v850.c, v850.h, v850.md, xm-v850.h: New files.
9769 * ginclude/va-v850.h: New file.
9770 * ginclude/varargs.h, ginclude/stdarg.h: Include va-mn10200.h.
9771 * configure.in (mn10200-*-*): New target.
9772 * configure: Rebuilt.
9773 * config.sub: Handle v850-elf.
9774 * Makefile.in (USER_H): Add va-mn10200.h.
9775 * invoke.texi: Document v850 stuff.
9777 Fri Sep 5 09:37:50 1997 Jim Wilson (wilson@cygnus.com)
9779 * sdbout.c (plain_type_1, case ARRAY_TYPE): Verify that TYPE_DOMAIN
9780 has integer TYPE_{MAX,MIN}_VALUE before using them.
9782 * m68k/m68k.h (MACHINE_STATE_SAVE, MACHINE_STATE_RESTORE): Add
9783 __HPUX_ASM__ versions.
9785 Fri Sep 5 09:08:44 1997 Jeffrey A Law (law@cygnus.com)
9787 * install.sh: Delete duplicate install script.
9789 Thu Sep 4 23:14:27 1997 Stan Cox (coxs@dg-rtp.dg.com)
9791 * reg-stack.c (subst_stack_regs): Pop the stack register for a
9792 computed goto which sets the same stack register.
9794 * reg-stack.c (compare_for_stack_reg): Swap only if the source and
9795 destination are both on the regstack.
9796 (subst_stack_regs_pat): Put the destination at the top of the regstack.
9798 Thu Sep 4 15:02:27 1997 Jim Wilson <wilson@cygnus.com>
9800 * mips.md (nonlocal_goto_receiver): Define.
9802 * profile.c (output_arc_profiler): Check next_insert_after for non
9803 NULL before deferencing it.
9805 * i386/t-sol2 (TARGET_LIBGCC2_CFLAGS): Define to -fPIC.
9807 Thu Sep 4 14:51:57 1997 Jeffrey A Law (law@cygnus.com)
9809 * i386.h (CPP_CPU_DEFAULT): Avoid using #elif.
9811 Thu Sep 4 15:01:49 1997 Michael Meissner <meissner@cygnus.com>
9813 * toplev.c (rest_of_compilation): For passes starting with
9814 flow_analysis, use print_rtl_with_bb instead of print_rtl.
9816 * print-rtl.c (print_rtl_single): Print a single rtl value to a
9819 * flow.c (print_rtl_with_bb): Print which insns start and end
9820 basic blocks. For the start of a basic block, also print the live
9823 Thu Sep 4 11:51:43 1997 Jim Wilson <wilson@cygnus.com>
9825 * toplev.c (main): Change #elif to #else/#ifdef
9827 * tlink.c: Include ctype.h.
9828 * ginclude/va-mips.h: Add _VA_MIPS_H_ENUM ifdef/define/endif.
9830 Thu Sep 4 11:17:16 1997 Mikeael Meissner (meissner@cygnus.com)
9832 * bitmap.c: Conditionally include stdlib.h.
9833 (free): Provide a declaration if NEED_DECLARATION_FREE.
9835 Thu Sep 4 09:58:53 1997 Joel Sherrill (joel@OARcorp.com)
9837 * i960/i960.h: Added default for SUBTARGET_SWITCHES macro.
9839 Thu Sep 4 09:53:20 1997 Jim Wilson (wilson@cygnus.com)
9841 * profile.c (output_arc_profiler): Verify next_insert_after is an
9842 INSN before and after skipping a stack pop.
9844 Thu Sep 4 07:39:19 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
9846 * final.c (shorten_branches): Don't count the lengths of deleted
9849 Thu Sep 4 09:43:01 1997 Jeffrey A Law (law@cygnus.com)
9851 * version.c: Bump for snapshot.
9853 Thu Sep 4 11:04:21 1997 Michael Meissner <meissner@cygnus.com>
9855 * bitmap.h (EXECUTE_IF_AND_IN_BITMAP): New macro, to iterate over
9856 two bitmaps ANDed together.
9857 (bitmap_print): Declare.
9859 * bitmap.c (function_obstack): Don't declare any more.
9860 (bitmap_obstack): Obstack for allocating links from.
9861 (bitmap_obstack_init): New static to say whether to initialize
9863 (bitmap_element_allocate): Use bitmap_obstack to allocate from.
9864 (bitmap_release_memory): Free all memory allocated from
9867 * basic-block.h (EXECUTE_IF_AND_IN_REG_SET): New macro, invoke
9868 EXECUTE_IF_AND_IN_BITMAP.
9870 Wed Sep 3 10:39:42 1997 Jim Wilson <wilson@cygnus.com>
9872 * alias.c (true_dependence): Address with AND can alias scalars.
9873 (anti_dependence, output_dependence): Likewise.
9875 * alias.c (true_dependence): Test x for BLKmode, in addition to mem.
9877 Wed Sep 3 09:28:50 CDT 1997 Joel Sherrill (joel@OARcorp.com)
9879 * i386/go32-rtems.h, i386/rtems.h, i960/rtems.h, m68k/rtems.h,
9880 mips/rtems64.h, pa/rtems.h, rs6000/rtems.h, sh/rtems.h,
9881 sparc/rtems.h (subtarget_switches): Removed SUBTARGET_SWITCHES
9882 definitions. Use -qrtems instead of -mrtems.
9884 Wed Sep 3 09:05:41 1997 Robert Lipe (robert@dgii.com)
9886 * xm-sco5.h (sys_siglist): Define.
9887 (SYS_SIGLIST_DECLARED): Likewise.
9889 Tue Sep 2 23:33:33 1997 Jeffrey A Law (law@cygnus.com)
9891 * expr.c (convert_move): Handle truncation from TQFmode to QFmode.
9893 Wed Sep 3 02:09:30 1997 Torbjorn Granlund <tege@pdc.kth..se>
9895 * except.c (eh_outer_context): Expand masking operation using
9898 Tue Sep 2 18:09:39 1997 Jim Wilson <wilson@cygnus.com>
9900 * alpha.md (floatdisf2-1): New pattern.
9902 Tue Sep 2 18:41:55 1997 Jeffrey A Law (law@cygnus.com)
9904 * xm-svr4.h (SYS_SIGLIST_DECLARED): Define.
9905 * xm-news.h (SYS_SIGLIST_DECLARED): Likewise.
9906 * xm-sysv4.h (SYS_SIGLIST_DECLARED): Likewise.
9907 * gcc.texi: Note that if you define sys_siglist that you should
9908 also define SYS_SIGLIST_DECLARED.
9910 * mn10200.h (INITIALIZE_TRAMPOLINE): PC relative instructions
9911 are relative to the next instruction, not the current instruction.
9913 Tue Sep 2 14:22:43 1997 Jim Wilson <wilson@cygnus.com>
9915 * local-alloc.c (contains_replace_regs): New function.
9916 (update_equiv_regs): When adding a REG_EQUIV note for a set of a MEM,
9917 verify that there is no existing REG_EQUIV note, and add a call to
9918 contains_place_regs.
9920 Tue Sep 2 12:48:11 1997 H.J. Lu (hjl@gnu.ai.mit.edu)
9922 * config/alpha/elf.h (CPP_PREDEFINES): Add -D__PIC__ -D__pic__.
9923 (STARTFILE_SPEC): Always use crtbegin.o%s
9924 (ENDFILE_SPEC): Always use crtend.o%s.
9926 Tue Sep 2 12:00:36 1997 Jim Wilson <wilson@cygnus.com>
9928 * alpha/alpha.h (PREFERRED_RELOAD_CLASS): Return NO_REGS if NO_REGS
9930 * emit-rtl.c (gen_lowpart_common): Add code to convert CONST_INT to
9931 SFmode for 64 bit hosts.
9933 Tue Sep 2 13:42:38 1997 Paul N. Hilfinger <hilfingr@CS.Berkeley.EDU>
9935 * fixincludes: Permits spaces between # and define. Discard C++
9936 comments in sys/pci.h on HP/UX 10.20.
9938 Mon Sep 1 22:13:18 1997 Jeffrey A Law (law@cygnus.com)
9940 * version.c: Bump for snapshot.
9942 * pa.c (restore_unscaled_index_insn_codes): New function.
9943 (record_unscaled_index_insn_codes): Likewise.
9944 (output_function_prologue): Call restore_unscaled_index_insn_codes.
9945 (output_function_epilogue): Free memory for unscaled_index_insn_codes.
9946 (pa_reorg): Call record_unscaled_index_insn_codes.
9948 * haifa-sched.c (move_insn): Handle notes correctly for insns
9949 with SCHED_GROUP_P set.
9951 Mon Sep 1 16:58:57 1997 H.J. Lu (hjl@gnu.ai.mit.edu)
9953 * alpha/xm-linux.h (USE_BFD): Undef before define.
9955 Mon Sep 1 16:25:34 1997 Jim Wilson <wilson@cygnus.com>
9957 * cse.c (cse_insn): Don't record BLKmode values.
9959 Mon Sep 1 11:25:47 1997 Stephen Williams (steve@icarus.icarus.com)
9961 * i960.h (LINK_SPEC): Handle "-mjX" and "-mrp" switches.
9963 Mon Sep 1 08:29:46 1997 Jeffrey A Law (law@cygnus.com)
9965 * cccp.c (sys_errlist): Remove special 4.4bsd declaration.
9966 * collect2.c (sys_errlist): Likewise.
9967 * cpplib.c (sys_errlist): Likewise.
9968 * gcc.c (sys_errlist): Likewise.
9969 * protoize (sys_errlist): Likewise.
9970 * configure.in: Check for strerror.
9971 * xm-freebsd.h (HAVE_STRERROR): Remove definition.
9972 * xm-gnu.h (HAVE_STRERROR): Likewise.
9973 * xm-linux.h (HAVE_STRERROR): Likewise.
9974 * xm-netbsd.h (HAVE_STRERROR): Likewise.
9975 * xm-bsd386.h (HAVE_STRERROR): Likewise.
9976 * xm-cygwin32.h (HAVE_STRERROR): Likewise.
9977 * xm-dos.h (HAVE_STRERROR): Likewise.
9978 * xm-mingw32.h (HAVE_STRERROR): Likewise.
9979 * xm-pa.h (HAVE_STRERROR): Likewise.
9980 * xm-papro.h (HAVE_STRERROR): Likewise.
9981 * xm-sysv4.h (HAVE_STRERROR): Likewise.
9982 * configure, config.in: Rebuilt.
9984 * Makefile.in: Add several missing "else true" clauses.
9986 * collect2.c: Change DONT_DECLARE_SYS_SIGLIST to SYS_SIGLIST_DECLARED.
9987 * mips-tfile.c: Likewise.
9988 * gcc.texi: DONT_DECLARE_SYS_SIGLIST: Remove docs.
9989 * xm-linux.h (DONT_DECLARE_SYS_SIGLIST): Delete definition.
9990 * xm-freebsd.h, xm-bsd386.h, xm-sysv4.h, xm-sol2.h: Likewise.
9991 * configure.in: Check for sys_siglist declaration.
9992 * configure, config.in: Rebuilt.
9994 Mon Sep 1 08:04:07 1997 Joel Sherrill (joel@OARcorp.com)
9996 * i386/go32-rtems.h, i386/rtems.h, i960/rtems.h,
9997 m68k/rtems.h, mips/rtems64.h, pa/rtems.h, rs6000/rtems.h,
9998 sparc/rtems.h (subtarget_switches): Added -mrtems as a switch.
9999 * i960/i960.h: Added SUBTARGET_SWITCHES macro.
10000 * rs6000/sysv4.h (extra_subtarget_switches): Added new
10001 macro EXTRA_SUBTARGET_SWITCHES.
10002 * configure.in (sh*-*-rtems*): New target.
10003 * sh/rtems.h: New file.
10004 * sh/sh.h: Added SUBTARGET_SWITCHES macro.
10005 * configure: Rebuilt.
10007 Sat Aug 30 22:54:26 1997 Jim Wilson <wilson@cygnus.com>
10009 * unroll.c (calculate_giv_inc): Handle increment with code PLUS.
10011 Sat Aug 30 10:49:46 1997 David Edelsohn <edelsohn@mhpcc.edu>
10013 * rs6000.md: Make DF fused-add operations pay attention to
10016 Fri Aug 29 19:19:54 1997 Jim Wilson <wilson@cygnus.com>
10018 * i386/xm-sysv4.h (DONT_DECLARE_SYS_SIGLIST): Define.
10020 Fri Aug 29 16:13:51 1997 Jeffrey A Law (law@cygnus.com)
10022 * pa.md (reload_peepholes): Make sure operand is a REG before
10023 examining REGNO. Allow general registers too.
10025 Fri Aug 29 11:42:04 1997 Jim Wilson <wilson@cygnus.com>
10027 * varasm.c (mark_constants): Don't look inside CONST_DOUBLEs.
10029 Fri Aug 29 09:33:20 1997 Philipp Thomas (kthomas@lxi165.gwdg.de)
10031 * dwarf2out.c (build_abbrev_table): Use xrealloc, not xmalloc
10032 to reallocate abbrev_die_table.
10034 Thu Aug 28 15:14:46 1997 Jim Wilson <wilson@cygnus.com>
10036 * m68k/m68k.md (iorsi_zexthi_ashl16): Disable.
10038 1997-08-27 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
10040 * Makefile.in (config.status): Depend on version.c
10042 * expr.h (insn_gen_function): Reenable prototype.
10044 * expr.c (move_by_pieces_1, clear_by_pieces_1): Fix prototype of
10047 Thu Aug 28 13:01:43 1997 Jim Wilson <wilson@cygnus.com>
10049 * i386.c (ix86_expand_epilogue): Emit blockage instruction when pic.
10051 Thu Aug 28 07:03:15 1997 Jeffrey A Law (law@cygnus.com)
10053 * version.c: Bump for latest snapshot.
10055 * bc-optab.c: Conditionally include stdlib.h.
10056 (free): Provide a declaration if NEED_DECLARATION_FREE.
10057 * tree.c (free): Provide a declaration if NEED_DECLARATION_FREE.
10058 * rtl.h (free): Remove declaration.
10059 * tree.h (free): Remvoe declaration.
10061 * configure: Rebuilt.
10063 Wed Aug 27 21:32:20 1997 Jeffrey A Law (law@cygnus.com)
10065 * flags.h (flag_move_all_movables): Declare.
10066 (flag_reduce_all_givs): Likewise.
10067 * loop.c (move_movables): Handle flag_move_all_movables.
10068 (strength_reduce): Handle flag_reduce_all_givs.
10069 * toplev.c (flag_move_all_movables): Define.
10070 (flag_reduce_all_givs): Likewise.
10071 (f_options): Add -fmove-all-movables and -freduce-all-givs.
10072 * invoke.texi: Document new options, including alias stuff that
10073 wasn't included last time.
10075 Wed Aug 27 18:08:51 1997 Bob Manson (manson@cygnus.com)
10077 * t-h8300: Use TARGET_LIBGCC2_CFLAGS instead of LIBGCC2_CFLAGS.
10078 * t-mn10200: Ditto.
10079 * t-vxsparc: Ditto.
10080 * t-vxworks68: Ditto.
10081 * t-vxworks960: Ditto.
10084 Wed Aug 27 16:35:29 1997 Richard Henderson <rth@cygnus.com>
10086 * alpha/xm-alpha.h (alloca): Define alloca to builtin_alloca for GNUC
10087 if not already defined, and USE_C_ALLOCA not defined.
10089 Wed Aug 27 16:08:43 1997 Jim Wilson <wilson@cygnus.com>
10091 * config.guess: Replace with script that uses ../config.guess.
10093 * config/alpha/elf.h (DEFAULT_VTABLE_THUNKS): New. Defined as 1
10094 if USE_GNULIBC_1 is not defined.
10096 Wed Aug 27 15:49:12 1997 Richard Henderson <rth@cygnus.com>
10098 * alpha/elf.h (LINK_SPEC): Conditionalize on USE_GNULIBC_1.
10099 * config.guess: Recognize alpha-linux-gnulibc1.
10100 * configure.in (alpha-*-linux-gnulibc1): New target.
10101 (alpha-*-linux-gnu*): Don't build crtbegin/end.
10103 Wed Aug 27 11:52:58 1997 Jim Wilson <wilson@cygnus.com>
10105 * m68k.md (iorsi3_internal): Readd ! TARGET_5200 check lost in
10108 Wed Aug 27 01:56:18 1997 Doug Evans <dje@seba.cygnus.com>
10110 * loop.c (combine_movables): Earlier insns don't match later ones.
10112 Wed Aug 27 01:24:25 1997 H.J. Lu (hjl@gnu.ai.mit.edu)
10114 * config/linux.h (CC1_SPEC): Define it only if not defined.
10116 * config/m68k/linux.h (CC1_SPEC): Undefine it before include
10119 * config/linux.h (DEFAULT_VTABLE_THUNKS): New. Defined as 1 if
10120 USE_GNULIBC_1 is not defined.
10122 * config/rs6000/linux.h (DEFAULT_VTABLE_THUNKS): New. Defined as 1.
10124 * config/sparc/linux.h (DEFAULT_VTABLE_THUNKS): New. Defined
10125 as 1 if USE_GNULIBC_1 is not defined.
10127 Wed Aug 27 00:49:14 1997 Jeffrey A Law (law@cygnus.com)
10129 * reorg.c (dbr_schedule): Allow current_function_return_rtx
10130 to be something other than a REG.
10131 * function.c (expand_function_end): Fix current_function_return_rtx
10132 if it was a pseudo.
10134 * t-freebsd (USER_H): Include EXTRA_HEADERS and LANG_EXTRA_HEADERS.
10135 * x-netbsd: Likewise
10136 * x-dgux (USER_H): Include EXTRA_HEADERS and LANG_EXTRA_HEADERS
10137 (INSTALL_HEADERS): Delete.
10138 * x-dguxbcs: Likewise.
10139 * x-hp3bsd44: Likewise
10142 Wed Aug 27 00:30:00 1997 Bernd Schmidt <crux@pool.informatik.rwth-aachen.de>
10144 * i386.md (pop): pop increments the stack pointer.
10145 (prologue_set_stack_ptr): New pattern.
10146 * i386.c (ix86_expand_prologue): Use prologue_set_stack_ptr
10149 Tue Aug 26 18:50:32 1997 Jim Wilson <wilson@cygnus.com>
10151 * reload.c (find_reloads, case '0'): Reject matching a non-offsettable
10152 address where an offsettable address is required.
10154 Tue Aug 26 17:54:56 1997 Michael P. Hayes (michaelh@ongaonga.chch.cri.nz>
10156 * loop.c (check_final_value): Don't miss a biv increment in a
10159 Tue Aug 26 12:03:49 1997 Jim Wilson (wilson@cygnus.com)
10161 * dwarfout.c (dwarfout_file_scope_decl, case TYPE_DECL): Check
10162 TYPE_DECL_IS_STUB instead of DECL_NAME.
10164 Mon Aug 25 23:27:10 1997 H.J. Lu (hjl@gnu.ai.mit.edu)
10166 * objc/Make-lang.in ($(OBJC_O)): Also depend on cc1obj.
10168 Mon Aug 25 23:27:10 1997 Jim Meyering <meyering@eng.ascend.com>
10170 * objc/Make-lang.in ($(OBJC_O)): Also depend on $(GCC_PASSES).
10172 Mon Aug 25 13:12:24 1997 Jeffrey A Law (law@cygnus.com)
10174 * haifa-sched.c (find_pre_sched_live): Remove #if 0 code.
10175 (find_post_sched_live): Likewise.
10177 * haifa-sched.c (schedule_block): Remove old code to get arguments
10178 from hard regs into pseudos early.
10180 Mon Aug 25 08:55:00 1997 Jeffrey A Law (law@cygnus.com)
10182 * version.c: Bump for new snapshot.
10184 * local-alloc.c (update_equiv_regs): All the target to reject
10185 promotion of some REG_EQUAL to REG_EQUIV notes.
10186 * pa.h (DONT_RECORD_EQUIVALENCE): Define.
10188 * pa.c (secondary_reload_class): (mem (mem ... )) does not need
10191 * pa.c (hppa_builtin_saveregs): Emit a blockage insn after the
10192 store of the argument registers.
10194 Mon Aug 25 08:39:02 1997 Craig Burley (burley@gnu.ai.mit.edu)
10196 * fold-const.c (multiple_of_p): New function.
10197 (fold): Turn some cases of *_DIV_EXPR into EXACT_DIV_EXPR.
10199 Mon Aug 25 01:47:41 1997 Jeffrey A Law (law@cygnus.com)
10201 * expr.h (insn_gen_function): Temporarily remove prototype.
10203 Sun Aug 24 17:22:21 1997 Jim Wilson <wilson@cygnus.com>
10205 * Makefile.in (install-info): Don't cd into srcdir. Add srcdir to
10206 filenames. Use sed to extract base filename for install.
10208 Sat Aug 23 18:19:40 1997 John F. Carr <jfc@mit.edu>
10210 * unroll.c (find_splittable_givs): Only share if two givs have the
10211 same add and multiply values.
10213 Sat Aug 23 14:36:27 1997 Jim Wilson <wilson@cygnus.com>
10215 * m68k/next.h (GO_IF_INDEXABLE_BASE): Fix typo in undef.
10216 * m68k/m68kemb.h (LIB_SPEC): Add missing comment end before it.
10218 Sat Aug 23 00:18:22 1997 Jeffrey A Law (law@cygnus.com)
10220 * pa.c (pa_reorg): Always put begin_brtab and end_brtab insns
10221 around branch tables.
10222 * pa.md (begin_brtab, end_brtab): Only emit the .begin_brtab
10223 and .end_brtab directives if TARGET_GAS.
10225 Fri Aug 22 14:05:55 1997 Jim Wilson <wilson@cygnus.com>
10227 * alias.c (true_dependence): Pass x_addr not x to varies.
10229 * acconfig.h (NEED_DECLARATION_CALLOC): Add.
10230 * configure.in: Add GCC_NEED_DECLARATION call for calloc.
10231 * rs6000/xm-rs6000.h (malloc, realloc, calloc, free): Delete
10233 * config.in, configure: Regenerate.
10235 Thu Aug 21 23:52:16 1997 John F. Carr <jfc@mit.edu>
10237 * alias.c (find_base_value): Improve handling of PLUS, MINUS, and
10239 (record_set): Handle LO_SUM like PLUS.
10240 (init_alias_analysis): When following chains of base addresses,
10241 do not stop on reaching a hard register.
10243 Thu Aug 21 20:17:37 1997 Jeffrey A Law (law@cygnus.com)
10245 * version.c: Bump for new snapshot.
10247 Thu Aug 21 17:28:00 1997 Jim Wilson <wilson@cygnus.com>
10249 * alpha.h (ARCH_ASM_FILE_START): Define.
10250 (ASM_FILE_START): Use ARCH_ASM_FILE_START.
10251 * osf12.h, osf2or3.h (ARCH_ASM_FILE_START): Redefine to null string.
10253 Thu Aug 21 10:22:19 1997 Jeffrey A Law (law@cygnus.com)
10255 * Makefile.in (install-common): Put gcov comment at start of line.
10257 Wed Aug 20 22:47:33 1997 Jeffrey A Law (law@cygnus.com)
10259 * alias.c (init_alias_analysis): When simplifying the reg_base_value
10260 array, simplify entries for hard registers too.
10262 Wed Aug 20 12:35:47 1997 Dave Love <d.love@dl.ac.uk>
10264 * dwarf2.h (enum dwarf_call_frame_info): Remove trailing comma from
10267 Wed Aug 20 11:58:33 1997 Jim Wilson <wilson@cygnus.com>
10269 * stmt.c (start_cleanup_deferal, end_cleanup_deferal): Test
10270 block_stack before dereferencing it.
10272 Wed Aug 20 11:57:11 1997 Michael Meissner <meissner@cygnus.com>
10274 * rs6000.h (ISSUE_RATE): Define instead of MACHINE_issue_rate.
10276 Tue Aug 19 17:10:56 1997 Jason Merrill <jason@yorick.cygnus.com>
10278 * cplus-dem.c: Add 'extern' to prepends_underscore.
10280 Tue Aug 19 09:34:57 1997 Jeffrey A Law (law@cygnus.com)
10282 * haifa-sched.c (ISSUE_RATE): Renamed from MACHINE_issue_rate.
10283 (get_issue_rate): Delete.
10284 * pa.h (ISSUE_RATE): Define.
10286 * configure.in: Turn on haifa by default for the PA.
10287 * configure: Rebuilt.
10288 * pa.c (override_options): Accept -mschedule=7200 option.
10289 (pa_adjust_cost): No longer need to scale costs for newer
10291 * pa.h (enum processor_type): Add PROCESSOR_7200.
10292 * pa.md: Revamp scheduling parameters to work better with
10293 haifa. Add scheduling parameters for the 7200.
10295 * haifa-sched.c (move_insn): Reemit notes for SCHED_GROUP_P
10297 (schedule_block): When adjusting basic_block_{head,end}, account
10298 for movement of SCHED_GROUP_P insns too.
10300 * haifa-sched.c (debug_dependencies): Fix thinko.
10302 * Makefile.in (EXPECT, RUNTEST, RUNTESTFLAGS): Define.
10303 (site.exp, check, check-g++, check-gcc): New targets.
10305 * haifa-sched.c: Make lots of variables static.
10307 Tue Aug 19 07:18:34 1997 H.J. Lu (hjl@gnu.ai.mit.edu)
10309 * expr.h, real.h: Finish prototyping.
10311 Mon Aug 18 21:49:02 1997 Jim Wilson <wilson@cygnus.com>
10313 * reload.c (find_reloads): Add code to convert RELOAD_FOR_OPADDR_ADDR
10314 reloads to RELOAD_FOR_OPERAND_ADDRESS reloads.
10315 * reload1.c: Undo bugfix from Aug 11.
10317 Mon Aug 18 17:39:02 1997 Mike Meissner <meissner@cygnus.com>
10319 * configure.in ({powerpc,rs6000}*-*-*, --with-cpu): Remove single
10320 quotes around the name.
10321 * configure: Regenerate.
10323 Mon Aug 18 13:46:47 1997 Jim Wilson <wilson@cygnus.com>
10325 * Makefile.in (stmp-multilib-sub): Fix typo in last change.
10327 Thu Aug 7 10:33:13 1997 Manfred Hollstein <manfred@s-direktnet.de>
10329 * Makefile.in (sub-makes): Pass the current value of LANGUAGES down
10330 to sub-makes to avoid building more passes than the user might have
10331 requested on the command line.
10333 Sun Aug 17 15:42:17 1997 Dave Love (d.love@dl.ac.uk)
10335 * configure.in: Expurgate `broken_install' (install is
10338 * configure.lang: Substitute autoconfed ${INSTALL} (not currently
10341 Sat Aug 16 01:08:12 1997 Jeffrey A Law (law@cygnus.com)
10343 * loop.c (is_power_of_2, is_conditional_branch): Delete unused
10344 functions and declarations.
10345 (analyze_loop_iterations): Use condjump_p.
10346 (insert_bct): Likewise. Use exact_log2.
10348 Fri Aug 15 23:48:32 1997 Jeffrey A Law (law@cygnus.com)
10350 * haifa-sched.c (find_post_sched_live): Call FREE_REG_SET as needed.
10351 (schedule_region): Likewise.
10352 (schedule_insns): Likewise.
10354 * PROJECTS: Update with Haifa stuff.
10356 Fri Aug 15 12:49:56 1997 Jeffrey A Law (law@cygnus.com)
10358 * version.c: Change the version string to look like:
10359 egcs-2.90.00 970814 (gcc2-970802 experimental).
10361 * loop.c (is_conditional_branch): Make definition match declaration.
10363 * gcc.c: Take out experimental snapshot warning message.
10365 Fri Aug 15 13:43:39 1997 Michael Meissner <meissner@cygnus.com>
10367 * haifa-sched.c (debug_dependencies): Use GET_NOTE_INSN_NAME to
10368 print out the names of the notes. Print out the name of the insn
10369 that is not a note, and not an {,CALL_,JUMP_}INSN.
10371 Wed Aug 13 17:32:38 1997 Jason Merrill <jason@yorick.cygnus.com>
10373 * expr.c (expand_expr, case TARGET_EXPR): Call mark_addressable
10374 again for the slot after we give it RTL.
10376 Wed Aug 13 01:03:37 1997 Doug Evans <dje@canuck.cygnus.com>
10378 * configure.in (haifa configury): Fix typo.
10379 * configure: Regenerate.
10381 Tue Aug 12 10:20:36 1997 Jeffrey A Law (law@cygnus.com)
10383 * version.c: Bump version to "gcc-3.0.0 970802 experimental".
10385 * gcc.info*: Rebuilt.
10387 * COPYING.g77, README.g77: New files.
10388 * real.c (ereal_unto_float, ereal_unto_double): New functions.
10389 * real.h (ereal_unto_float, ereal_unto_double): Declare them.
10390 (REAL_VALUE_UNTO_TARGET_DOUBLE, REAL_VALUE_UNTO_TARGET_SINGLE): Define.
10392 Mon Aug 11 14:50:55 1997 Jeffrey A Law (law@cygnus.com)
10394 * Integrate Haifa instruction scheduler.
10395 * Makefile.in (ALL_CFLAGS): Add SCHED_CFLAGS. Prefix all references
10396 to sched with $(SCHED_CFLAGS.
10397 * configure.in: Handle --enable-haifa.
10398 * configure: Rebuilt.
10399 * flags.h: Add new flags for haifa instruction scheduler.
10400 * genattrtab.c (expand_units): For haifa, don't subtract one
10401 when computing blockage.
10402 * toplev.h (flag_schedule_interblock): Haifa scheduler flag.
10403 (flag_schedule_speculative): Ditto.
10404 (flag_schedule_speculative_load): Ditto.
10405 (flag_schedule_speculative_load_dangerous): Ditto.
10406 (flag_schedule_reverse_before_reload): Ditto.
10407 (flag_schedule_reverse_after_reload): Ditto.
10408 (flag_branch_on_count_reg): Ditto.
10409 (f_options): Add Haifa switches.
10410 (main): Turn off some Haifa options if appropriate macro is
10411 defined. Process Haifa switches.
10412 * unroll.c (iteration_info): No longer static, since Haifa
10414 (unroll_loop): Inform HAIFA scheduler about loop unrolling factor.
10415 * unroll.c (unroll_loop): Set loop_unroll_iter, loop_start_value.
10416 * loop.h (loop_unroll_factor, loop_number): Add HAIFA decls.
10417 * loop.h (loop_initial_value,loop_unroll_iter): New globals.
10418 * loop.c (loop_optimize): If HAIFA is defined, allocate additional
10419 storage for the Haifa scheduler.
10420 (mark_loop_jump): If HAIFA defined, set LABEL_OUTSIDE_LOOP_P and
10422 (strength_reduce): If HAIFA and HAVE_decrement_and_branch_on_count
10423 are defined, call analyze_loop_iterations and insert_bct to use
10425 (record_giv): Refine test for jumps out of loops if HAIFA is
10427 (analyze_loop_iterations): New function to identify if we can use
10429 (insert_bct): Insert countdown loop.
10430 (instrument_loop_bct): Low level code to insert countdown loop.
10431 (loop_number): Calculate UID of loop.
10432 (indirect_jump_in_function_p): Return true if an indirect jump is
10434 (is_power_of_2): Return true if value is a power of 2.
10435 (is_conditional_branch): Return true if insn is a conditional
10437 (fix_bct_param): Process -fbct-{min,max}-N switches.
10438 (check_bct_param): Return true if loop should be instrumented.
10439 * loop.c (loop_initial_value,loop_unroll_iter): New globals.
10440 (loop_optimize): Initialize.
10441 (get_condition_for_loop): Ditto.
10442 * loop.c (strength_reduce): Inside of code that uses #ifdef
10443 HAVE_decrement_and_branch_on_count code, test it to make sure the
10445 (instrument_loop_bct): Ditto.
10446 * haifa-sched.c: New file.
10449 * Integrate regmove pass.
10450 * Makefile.in (OBJS): Add regmove.o
10451 (regmove.o): Add dependencies.
10452 * flow.c (find_use_as_address): No longer static.
10453 * rtl.h (find_use_as_address): Declare.
10454 * toplev.c (regmove_dump, flag_regmove): Define.
10455 (f_options): Add -fregmove.
10456 (regmove_dump_file, regmove_time): Define.
10457 (fatal_insn): Close the regmove dump file.
10458 (compile_file): Initialize regmove_time; open/close the regmove dump
10459 file as needed. Print regmove time as needed.
10460 (rest_of_compilation): Run regmove pass if requested, dump
10461 RTL after regmove if requested.
10462 (main): If -O2 or more, turn on regmove. Handle dump switches.
10463 * regmove.c: New file.
10465 Mon Aug 11 14:15:02 1997 Jeffrey A Law (law@cygnus.com)
10467 * Integrate tlink patch from jason@cygnus.com
10468 * gcc.c (SWITCH_TAKES_ARG): Add 'V', 'B' and 'b'.
10469 (process_command): Increment n_switches for them. Don't discard
10470 their args. Validate them.
10471 (main): Escape " marks when creating COLLECT_GCC_OPTIONS.
10473 (process_command): Set include_prefixes from COMPILER_PATH.
10474 (main): Set COLLECT_GCC_OPTIONS sooner.
10475 * confiugre.in: Link ../ld/ld.new to collect-ld rather than real-ld.
10476 * tlink.c, hash.c, hash.h: New files.
10477 * Makefile.in (USE_COLLECT2): Always use collect2.
10478 (collect2): Depend on and link in hash.o and tlink.o.
10479 (tlink.o, hash.o): Add dependencies.
10481 Mon Aug 11 10:04:49 1997 Jeffrey A Law (law@cygnus.com)
10483 * Integrate alias analysis changes from jfc@mit.edu
10484 * Makefile.in (OBJS): Add alias.o
10485 (alias.o): Add dependencies.
10486 * alias.c: New file.
10487 * sched.c: Remove alias analysis code. It lives in alias.c now.
10488 (sched_analyze_2): Add new arguments to true_dependence.
10489 (schedule_insns): Always call init_alias_analysis.
10490 * calls.c (expand_call): Note calls to malloc, calloc, and realloc;
10491 mark return value from such functions as a pointer and keep track of
10492 them for alias analysis. If a return value from a function is a
10493 pointer, mark it as such.
10494 * combine.c (distribute_notes): Handle REG_NOALIAS.
10495 * cse.c (struct write_data): Delete. No longer needed.
10496 (invalidate): Don't call set_nonvarying_address_components anymore.
10497 Use true_dependence to decide if an entry should be removed from
10499 (invalidate_memory): Remove WRITES argument, simplify appropriately.
10501 (note_mem_written): Similarly for WRITE_PTR argument.
10502 (invalidate_from_clobbers): Similarly for W argument.
10503 (invalidate_for_call): Remove memory elements from the hash table.
10504 (refers_to_mem_p, cse_rtx_addr_varies_p): Deleted.
10505 (cse_rtx_varies_p): New function. Derived from old
10506 cse_rtx_addr_varies_p.
10507 (cse_insn): Remove WRITES_MEMORY and INIT variables and all references.
10508 Don't call note_mem_written anymore. Stack pushes invalidate the stack
10509 pointer if PUSH_ROUNDING is defined. No longer need to call
10510 cse_rtx_addr_varies_p to decide if a MEM should be invalidated.
10511 (skipped_writes_memory): Remove variable.
10512 (invalidate_skipped_set): Simplify and wewrite to use invalidate_memory.
10513 (invalidate_skipped_block): Simplify for new alias analysis code.
10514 (cse_set_around_loop): Likewise.
10515 (cse_main): Call init_alias_analysis.
10516 * flags.h (flag_alias_check, flag_argument_noalias): Declare.
10517 * toplev.c (flag_alias_check, flag_argument_noalias): Define.
10518 (f_options): Add new alias checking arguments.
10519 (main): Set flag_alias_check when optimizing.
10520 * local_alloc (validate_equiv_mem_from_store): Add new arguments
10521 to true_dependence.
10522 (memref_referenced_p): Likewise.
10523 * loop.c (NUM_STORES): Increase to 30.
10524 (prescan_loop): Only non-constant calls set unknown_address_altered.
10525 (invariant_p): Add new arguments to true_dependence.
10526 (record_giv): Initialize unrolled and shared fields.
10527 (emit_iv_add_mult): Call record_base_value as needed.
10528 * loop.h (struct induction): Add unrolled and shared fields.
10529 * unroll.c (unroll_loop): Call record_base_value as needed.
10530 (copy_loop_body): Likewise.
10531 (final_biv_value): Likewise.
10532 (final_giv_value): Likewise.
10533 (find_splittable_regs): Likewise. Only create one new pseudo
10534 if we have multiple address GIVs that were combined with the same
10535 dst_reg GIV. Note when a new register is created due to unrolling.
10536 * rtl.c (reg_note_name): Add REG_NOALIAS.
10537 * rtl.h (enum reg_note): Similarly.
10538 (rtx_varies_p, may_trap_p, side_effects_p): Declare.
10539 (volatile_refs_p, volatile_insn_p, remove_note): Likewise.
10540 (note_stores, refers_to_regno_p, reg_overlap_mentioned_p): Likewise.
10541 (true_dependence, read_dependence, anti_dependence): Likewise.
10542 (output_dependence, init_alias_analysis, end_alias_analysis): Likewise.
10543 (mark_user_reg, mark_reg_pointer): Likewise.
10546 * Integrate reload bugfix from Wilon which enables the PA port
10547 to bootstrap again.
10548 * reload1.c (reload): Sum needs for both OPADDR_ADDR and
10549 OPERAND_ADDRESS when computing how many registers an insn needs.
10550 (reload_reg_free_p): OPADDR_ADDR and OPERAND_ADDRESS reloads do
10552 (reload_reg_free_before_p): Treat OPERAND_ADDRESS reloads just like
10553 OPADDR_ADDR reload.
10554 (reload_reg_reaches_end_p): For RELOAD_FOR_OPADDR_ADDR insns, registers
10555 in reload_reg_use_in_op_addr do not reach the end.
10556 do not reach the end.
10557 (reloads_conflict): RELOAD_FOR_OPADDR_ADDR conflicts with
10558 RELOAD_FOR_OPERAND_ADDRESS.
10560 Sun Aug 10 12:00:20 1997 Jeffrey A Law (law@cygnus.com)
10562 * egcs project officially starts.
10565 add-log-time-format: current-time-string