1 Mon Jan 24 17:37:31 MET 2000 Jan Hubicka <jh@suse.cz>
3 * i386.h (FIRST_PSEUDO_REGISTER): Set to 21.
4 (FIXED_REGISTERS, CALL_USED_REGISTERS,
5 REG_ALLOC_ORDER): Add frame pointer
6 (FRAME_POINTER_REGNUM): Set to 20
7 (HARD_FRAME_POINTER_REGNUM): New macro.
8 (ELIMINABLE_REGS): Eliminate ARG_POINTER and FRAME_POINTER
10 (REGNO_OK_FOR_BASE_P): Accept FRAME_POINTER_REGNUM
11 (REG_OK_FOR_INDEX_NONSTRICT_P): Likewise.
12 (REG_OK_FOR_BASE_NONSTRICT_P): Likewise.
13 (HI_REGISTER_NAMES): Add "frame".
14 (CAN_ELIMINATE): Handle FRAME_POINTER_REGNUM elimination.
15 (debug_reg): Handle FRAME_POINTER_REGNUM.
16 (reg_class): Add arg pointer and frame pointer to NON_Q_REGS,
17 GENERAL_REGS and INDEX_REGS.
18 * i386.c (SAVED_REGS_FIRST): new macro.
19 (AT_BP): Use hard_frame_pointer_rtx instead of frame_pointer_rtx
20 (ix86_decompose_address, memory_address_length): Likewise.
21 (regclass_map): Add frame pointer.
22 (call_insn_operand): Handle frame_pointer_rtx.
23 (reg_no_sp_operand): Likewise.
24 (ix86_decompose_address): Handle frame_pointer_rtx as stack_pointer_rtx.
25 (print_operand, legitimize_pic_address): Fix formating.
26 (ix86_compute_frame_size): Make static, update prototype, new
27 parameters padding1, padding2, use ix86_nsaved_regs, use
28 stack_alignment_needed.
29 (ix86_initial_elimination_offset): Handle FRAME_POINTER_REGNUM
30 to HARD_FRAME_POINTER_REGNUM conversions.
31 (ix86_expand_prologue): Handle SAVED_REGS_FIRST prologues.
32 (ix86_expand_epilogue): Handle SAVED_REGS_FIRST epilogues.
33 (print_reg): Abort on FRAME_POINTER_REGNUM
35 Mon Jan 24 16:50:08 MET 2000 Jan Hubicka <jh@suse.cz>
37 * i386.h (PREDICATE_CODES): Add aligned_operand.
38 * i386.c (aligned_operand): New function.
39 (ix86_aligned_p): Kill.
40 * i386.md (movhi_1): Emit mov for aligned operands.
41 (promoting peep2s): Use aligned_operand.
43 2000-01-23 Zack Weinberg <zack@wolery.cumb.org>
45 * fixinc/fixfixes.c (fix_char_macro_uses): Correct regular
46 expression to allow underscores in macro names.
47 (fix_char_macro_defines): Increment scanning pointer.
49 2000-01-23 Richard Henderson <rth@cygnus.com>
51 * alpha/osf.h (TARGET_HAS_XFLOATING_LIBS): Define.
52 * alpha/osf5.h: New file.
53 * configure.in (alpha-*-osf5): Add it to tm_file.
55 * emit-rtl.c (operand_subword): Support TFmode on a 64-bit target.
57 * alpha-protos.h (alpha_emit_xfloating_arith): Declare.
58 (alpha_emit_xfloating_cvt, function_arg): Declare.
59 * alpha.c (alpha_emit_conditional_branch): Call
60 alpha_emit_xfloating_compare for TFmode compares.
61 (alpha_lookup_xfloating_lib_func): New.
62 (alpha_compute_xfloating_mode_arg): New.
63 (alpha_emit_xfloating_libcall): New.
64 (alpha_emit_xfloating_arith): New.
65 (alpha_emit_xfloating_compare): New.
66 (alpha_emit_xfloating_cvt): New.
67 (print_operand): Add default abort case.
68 (function_arg): Mind FUNCTION_ARG_PASS_BY_REFERENCE.
69 * alpha.h (TARGET_HAS_XFLOATING_LIBS): New.
70 (BIGGEST_ALIGNMENT): Increase to 128 bits.
71 (RETURN_IN_MEMORY): True for TF/TCmode.
72 (ALPHA_ARG_SIZE): TF/TCmode is passed indirect.
73 (FUNCTION_ARG): Move to function_arg.
74 (FUNCTION_ARG_PASS_BY_REFERENCE): New.
75 (ASM_OUTPUT_LONG_DOUBLE): New.
76 (ASM_OUTPUT_DOUBLE): Always output bits.
77 * alpha.md (addtf3, divtf3, multf3, subtf3, cmptf): New.
78 (fix_trunctfdi2, floatditf2, floatunsditf2): New.
79 (extenddftf2, trunctfdf2): New.
81 2000-01-23 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
83 * config/sparc/sol2-sld-64.h (TRANSFER_FROM_TRAMPOLINE): Moved...
84 * config/sparc/sol2.h: ... here.
86 2000-01-24 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
88 * basic-block.h (struct loops): New field `levels'.
89 * flow.c (flow_loops_level_compute): Traverse all outer loops.
90 (flow_loop_level_compute): Initialise level to 1.
91 (flow_loops_find): Set loops->levels.
92 (flow_loops_dump): Print loops->levels.
94 2000-01-23 Richard Henderson <rth@cygnus.com>
96 * libgcc2.c (dwarf_reg_size_table): Size with DWARF_FRAME_REGISTERS.
97 (throw_helper): Iterate over DWARF_FRAME_REGISTERS.
99 2000-01-23 Richard Henderson <rth@cygnus.com>
101 * i386.c (dbx_register_map, svr4_dbx_register_map): New.
102 * i386.h (DBX_REGISTER_NUMBER): Use them.
103 * i386/beos-elf.h, i386/freebsd-elf.h, i386/i386elf.h: Likewise.
104 * i386/linux.h, i386/osfrose.h, i386/ptx4-i.h: Likewise.
105 * i386/rtemself.h, i386/sco5.h, i386/sysv4.h: Likewise.
106 * i386/sequent.h: Kill incorrect comment.
108 2000-01-23 Mark Mitchell <mark@codesourcery.com>
110 * ggc-page.c (struct page_entry): Make `context_depth' an
112 (struct globals): Likewise.
114 2000-01-23 Clinton Popetz <cpopetz@cygnus.com>
116 * loop.c (check_dbra_loop): When checking a loop for
117 reversability, check the source of any stores to ensure
118 they don't depend on an initial value.
120 2000-01-23 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
122 * config/c4x/c4x.h (ASM_OUTPUT_BSS): Redefine.
124 2000-01-22 Zack Weinberg <zack@wolery.cumb.org>
126 * fixinc/fixincl.c: Move declarations of 'pz_fname' and
127 'pz_scan' into scope of entire function. Only affects
128 compiles with -DDEBUG.
130 2000-01-22 Alan Modra <alan@SPRI.Levels.UniSA.Edu.Au>
132 * config/elfos.h (UNIQUE_SECTION): Restore uninitialised data
133 section naming to that prior to 2000-01-07 patch.
134 * config/mips/elf.h (UNIQUE_SECTION): Ditto.
135 * config/mips/elf64.h (UNIQUE_SECTION): Ditto.
136 * config/mips/iris6gld.h (UNIQUE_SECTION): Ditto.
137 * config/i386/interix.c (UNIQUE_SECTION): Ditto.
138 * config/i386/winnt.c (UNIQUE_SECTION): Ditto.
140 2000-01-22 Bernd Schmidt <bernds@cygnus.co.uk>
142 * config/arm/arm.c (soft_df_operand): Reject SUBREGs containing a
145 2000-01-21 Jim Wilson <wilson@cygnus.com>
147 * fixinc/inclhack.tpl: Test for directory before trying to cd into it.
148 * fixinc/fixincl.sh, fixinc/inclhack.sh: Regenerate.
150 2000-01-21 Zack Weinberg <zack@wolery.cumb.org>
152 * cpphash.c (change_newlines): Delete function.
153 (struct argdata): Delete 'newlines' and 'use_count' fields.
154 (macroexpand): Remove code referencing those fields.
156 2000-01-22 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
158 * loop.c (loops_info): New variable.
159 (loop_optimize): Allocate loops->array and free it on exit.
160 Allocate memory for loops_info and assign to each loop,
162 (find_and_verify_loops): Do not allocate loops->array.
164 2000-01-21 Zack Weinberg <zack@wolery.cumb.org>
166 * fixinc/fixfixes.c (machine_name_fix): Don't free 'scratch'.
168 2000-01-21 Jakub Jelinek <jakub@redhat.com>
170 * config/sparc/sparc.md (movsi_pic_label_ref): Avoid creating new
171 pseudos if expanded after first flow.
172 (movdi_pic_label_ref): Likewise.
174 2000-01-20 Richard Henderson <rth@cygnus.com>
176 * jump.c (jump_optimize_1): Don't do addr_vec optimizations at -O0.
178 2000-01-20 Zack Weinberg <zack@wolery.cumb.org>
180 * Makefile.in (fixinc.sh): Depend on specs.
181 * fixinc/Makefile.in: Add rule to create machname.h.
182 (fixlib.o): Depend on machname.h.
183 * fixinc/fixtests.c (machine_name): New test.
184 * fixinc/fixfixes.c (machine_name): New fix.
185 * fixinc/fixlib.c (mn_get_regexps): New helper function for
186 the machine_name test and fix.
187 * fixinc/fixlib.h: Prototype it.
188 * fixinc/inclhack.def (machine_name): Use the C test and fix.
189 * fixinc/fixincl.x, fixinc/inclhack.sh: Rebuild.
191 * gcc.c (do_spec_1) [case P]: Take care not to create
192 identifiers with three leading or trailing underscores.
194 * fixinc/Makefile.in (FIXINC_DEFS): Add -DIN_GCC.
195 (fixincl): Don't specify libraries twice on link line.
196 (gnu-regex.o): Remove special rule.
197 * fixinc/gnu-regex.c: Define REGEX_MALLOC if C_ALLOCA was
198 defined by config.h. Do not define _REGEX_RE_COMP.
199 (regcomp): Allocate and initialize a fastmap.
200 * fixinc/gnu-regex.h: Do not define _REGEX_RE_COMP.
202 2000-01-20 Brad Lucier <lucier@math.purdue.edu>
204 * Makefile.in (predict.o): Depend on $(EXPR_H), not expr.h.
206 2000-01-19 Richard Henderson <rth@cygnus.com>
208 * flow.c (propagate_block): Replace FIRST, LAST and BNUM
209 arguments with BB. Update all callers. Tidy line wrapping.
211 2000-01-19 Clinton Popetz <cpopetz@cygnus.com>
213 * emit-rtl.c (try_split): Return last_insn if we split the
216 Thu Jan 20 01:01:23 MET 2000 Jan Hubicka <jh@suse.cz>
218 * i386-protos.h (ix86_compute_frame_size): Remove prototype.
219 (ix86_initial_elimination_offset): Declare.
220 * i386.c (ix86_nsaved_regs): Break out from ...
221 (ix86_can_use_return_insn_p): ... here.
222 (ix86_emit_save_regs): Break out from ...
223 (ix86_expand_prologue): ... here.
224 (ix86_emit_epilogue_esp_adjustment, ix86_emit_restore_regs): Break
226 (ix86_expand_epilogue): ... here.
227 (ix86_compute_frame_size): Make static, add prototype.
228 (ix86_initial_elimination_offset): Break out from ...
229 * i386.h (INITIAL_ELIMINATION_OFFSET): ... here.
231 2000-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
233 * recog.h (OUT_FCN): Delete.
235 * vax.md: Call `get_insn_template' instead of OUT_FCN.
237 2000-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
239 * cppalloc.c: PROTO -> PARAMS.
240 * cpperror.c: Likewise.
241 * cppfiles.c: Likewise.
242 * cpplib.c: Likewise.
243 * cpplib.h: Likewise.
245 * config/arm/arm-protos.h: PROTO -> PARAMS.
246 * config/arm/arm.c: Likewise.
247 * config/c4x/c4x.c: Likewise.
248 * config/fr30/fr30-protos.h: Likewise.
249 * config/nextstep.c: Likewise.
250 * config/pa/pa.c: Likewise.
251 * config/pj/pj.c: Likewise.
252 * config/rs6000/rs6000.c: Likewise.
253 * config/v850/v850-protos.h: Likewise.
254 * config/v850/v850.c: Likewise.
256 2000-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
258 * i370-protos.h: New file.
260 * i370.c: Include tm_p.h. Fix compile time warnings.
262 * i370.h: Move prototypes to i370-protos.h. Fix compile time
267 2000-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
269 * real.c (enan, einan, eiisnan, eiisneg, make_nan): Wrap in NANS.
270 (target_isinf, target_isnan, eisnan): Mark parameter with
272 (eiisinf): Wrap in INFINITY.
273 (etoe113, etoe64, etoe53, etoe24): Wrap label `nonorm' in INFINITY.
274 (ibmtoe): Remove unused variable `rndsav'.
276 Wed Jan 19 20:23:06 2000 J"orn Rennecke <amylaar@cygnus.co.uk>
278 * sh.h (PASS_IN_REG_P): Remove extraneous paranthesis.
279 (GO_IF_LEGITIMATE_ADDRESS): Added missing tab.
281 2000-01-19 Zack Weinberg <zack@wolery.cumb.org>
283 * fixinc/Makefile.in: Correct dependencies of fixincl and fixincl.o.
284 * fixinc/fixfixes.c (IO_use, CTRL_use, IO_defn, CTRL_defn): New fixes.
285 (fix_char_macro_defines, fix_char_macro_uses): New functions.
287 * fixinc/fixlib.c (is_cxx_header): Do the text scan with a regexp.
288 Recognize Emacs mode markers also.
289 * fixinc/fixtests.c (else_endif_label): Fix bug in recognition of
290 C++ comments in C++ headers. Call is_cxx_header only if
293 * fixinc/inclhack.def (avoid_bool): Add select for the problem and
295 (bsd43_io_macros, io_def_quotes, ioctl_fix_ctrl): Replace with...
296 (io_def_quotes, io_use_quotes, ctrl_def_quotes, ctrl_use_quotes):
297 ... these, which use the new C fixes.
298 (math_exception): Escape literal '+' in bypass expression.
300 * fixinc/fixincl.x, fixinc/fixincl.sh, fixinc/inclhack.sh:
303 2000-01-19 Geoff Keating <geoffk@cygnus.com>
305 * rtlanal.c (reg_referenced_p): A CLOBBER of a MEM uses any REGs
308 2000-01-20 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
310 * loop.c (loop_optimize): Allocate loop_info structure for each loop
311 prior to calling scan_loop.
313 Wed Jan 19 19:54:38 2000 J"orn Rennecke <amylaar@cygnus.co.uk>
315 * sh.c (find_barrier, gen_block_redirect): Fix indentation.
316 (split_branches, calc_live_regs): Likewise.
318 Wed Jan 19 19:12:36 2000 J"orn Rennecke <amylaar@cygnus.co.uk>
320 * sh.md (fpu_single, fp_mode): New attributes.
322 2000-01-20 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
324 * loop.c (current_loop_info): Renamed from loop_info_data
325 and changed to a pointer.
326 (loop_optimize): Allocate loop_info structure for each loop
327 and initialise to zero.
328 (scan_loop): Set current_loop_info.
330 * unroll.c (loop_iterations): Don't abort if REG_USERVAR_P set
333 2000-01-19 Richard Henderson <rth@cygnus.com>
335 * stupid.c: Die die die.
336 * Makefile.in (OBJS): Remove stupid.o.
337 (stupid.o): Likewise.
339 * except.c (emit_eh_context): Don't emit USEs for stupid.
340 * explow.c (probe_stack_range): Likewise.
341 * flags.h (obey_regdecls): Remove.
342 * flow.c (find_basic_blocks): Don't run try_merge_blocks
344 (life_analysis): Limit data collection when not optimizing.
345 (mark_regs_live_at_end): Always mark the return value registers.
346 (mark_used_regs): Remove dummy RETURN case.
347 (print_rtl_with_bb): Don't consult obey_regdecls.
348 * function.c (use_variable, use_variable_after): Remove.
349 (assign_parms): Consult optimize not obey_regdecls.
350 (expand_function_start): Don't emit USEs for stupid.
351 (expand_function_end): Likewise.
352 * global.c (build_insn_chain): Export.
353 * integrate.c (expand_inline_function): Kill return-value USE
355 * jump.c (jump_optimize_1): Do simple jump optimizations and
356 dead code elimination.
357 (calculate_can_reach_end): Remove check_deleted argument.
358 (delete_insn): Patch out insns even when not optimizing.
359 * local-alloc.c (block_alloc): Don't do tying when not optimizing.
360 * rtl.h (use_variable, use_variable_after): Remove declarations.
361 (build_insn_chain): Declare.
362 * stmt.c (expand_value_return): Don't emit USEs for stupid.
363 (expand_end_bindings): Likewise.
364 (expand_decl): Likewise. Consult optimize not obey_regdecls.
365 * toplev.c (obey_regdecls): Remove.
366 (rest_of_compilation): Don't set it. Kill stupid in favour of
367 flow1, local-alloc, and reload.
368 (main): Don't set obey_regdecls.
370 * config/nextstep.c (handle_pragma): Likewise.
372 * alpha/alpha.md (allocate_stack): Don't emit USEs for stupid.
374 * arm/arm.h (CONDITIONAL_REGISTER_USAGE): Don't fix reg 0 for stupid.
376 2000-01-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
378 * alpha-protos.h: PROTO -> PARAMS.
382 * i386-protos.h: Likewise.
384 * m32r-protos.h: Likewise.
388 * gmon-sol2.c: Likewise.
391 2000-01-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
393 * ns32k-protos.h: New file.
395 * ns32k.c: Fix compile time warnings.
397 * ns32k.h: Move prototypes to ns32k-protos.h. Fix compile time
400 * ns32k.md: Likewise.
402 2000-01-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
404 * vax-protos.h: New file.
406 * vax.c: Fix compile time warnings.
408 * vax.h: Move prototypes to vax-protos.h. Fix compile time
415 2000-01-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
417 * romp-protos.h: New file.
419 * romp.c: Fix compile time warnings.
421 * romp.h: Move prototypes to romp-protos.h. Fix compile time
426 2000-01-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
428 * we32k-protos.h: New file.
430 * we32k.c: Fix compile time warnings.
432 * we32k.h: Move prototypes to we32k-protos.h. Fix compile time
435 2000-01-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
437 * calls.c (emit_call_1): Mark parameter with ATTRIBUTE_UNUSED.
439 * except.c (eh_regs): Likewise.
441 * final.c (output_operand): Likewise.
443 * fold-const.c (target_isinf, target_isnan): Likewise.
445 Tue Jan 18 16:19:55 MET 2000 Jan Hubicka <hubicka@freesoft.cz>
447 * i386.h (BIGGEST_ALIGNMENT): Set to 128.
448 (BIGGEST_FIELD_ALIGNMENT): Set to (TARGET_ALIGN_DOUBLE ? 64 : 32)
450 * i386.md (memstr): Do not use rep stosb for counts divisible by 4
453 (strsethi, strsetqi): New expanders.
454 (strsethi_1, strsetqi_1, rep_stossi, rep_stosqi): New insn patterns.
455 (cmpstrsi): Emit compare insn before cmpstrsi_1
456 (cmpstrsi_nz): use flags, set type to str, prefix_length to 1.
457 (strlensi_1): Likewise.
458 (cmpstrsi_1): Likewise; do not output compare.
459 (strlen expander): Do not unroll when optimizing for size.
460 (*subsi3_carry): Rename to subsi3_carry
461 (addqi3_cc): New pattern.
462 * i386.h (processor_costs): Add move_ratio field.
463 (MOVE_RATIO): Use move_ratio field, set to 3 for OPTIMIZE_SIZE
464 * i386.c (*_cost): Set move_ratio.
465 (x86_unroll_strlen): Enable for Athlon, PPro and K6 too.
466 (x86_expand_strlensi_1): Rewrite the main loop.
468 2000-01-17 Richard Henderson <rth@cygnus.com>
470 * combine.c (combine_simplify_rtx): Give FLOAT_STORE_FLAG_VALUE a mode.
471 * cse.c (find_comparison_args, fold_rtx): Likewise.
472 * integrate.c (subst_constants): Likewise.
473 * loop.c (get_condition): Likewise.
475 * tm.texi (FLOAT_STORE_FLAG_VALUE): Update docs.
477 * alpha.h (FLOAT_STORE_FLAG_VALUE): Use REAL_VALUE_ATOF.
479 2000-01-18 Martin v. Löwis <loewis@informatik.hu-berlin.de>
481 * c-parse.in (SAVE_WARN_FLAGS): Create an INTEGER_CST.
482 (RESTORE_WARN_FLAGS): Unpack it.
483 Change semantic type of extension to ttype.
484 * c-common.c (split_specs_attrs): Expect an INTEGER_CST.
485 * c-parse.y, c-parse.c, objc/objc-parse.y,
486 objc/objc-parse.c: Regenerate.
488 2000-01-17 Zack Weinberg <zack@wolery.cumb.org>
490 * fixinc/fixlib.c: Add copyright notice.
491 (compile_re): New function.
492 * fixinc/fixlib.h: Prototype compile_re.
494 * fixinc/fixfixes.c, fixinc/fixtests.c, fixinc/fixincl.c:
495 Use compile_re to compile regular expressions.
497 * fixinc/fixincl.c (egrep_test): Don't bother asking regexec
498 where the pattern matched.
500 * fixinc/inclhack.def (sun_memcpy): Move to AAB_sun_memcpy,
502 (ultrix_ansi_compat): Likewise.
503 (interactv_add1): Rename to 'isc_omits_with_stdc', remove shell test,
505 (interactv_add2, interactv_add3): Delete.
506 (x11_sprintf): Don't use filename glob.
507 * fixinc/fixincl.x, fixinc/inclhack.sh, fixinc/fixincl.sh:
510 2000-01-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
512 * print-rtl.c: PROTO -> PARAMS.
514 * reg-stack.c: Likewise.
515 * resource.c: Likewise.
516 * sdbout.h: Likewise.
517 * simplify-rtx.c: Likewise.
518 * stor-layout.c: Likewise.
519 * stupid.c: Likewise.
520 * xcoffout.c: Likewise.
521 * xcoffout.h: Likewise.
523 2000-01-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
525 * toplev.c: PROTO -> PARAMS.
526 * toplev.h: Likewise.
529 * unroll.c: Likewise.
530 * varasm.c: Likewise.
531 * varray.c: Likewise.
532 * varray.h: Likewise.
534 2000-01-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
536 * reload.c: PROTO -> PARAMS.
537 * reload.h: Likewise.
538 * reload1.c: Likewise.
540 * resource.h: Likewise.
543 * rtlanal.c: Likewise.
544 * sbitmap.h: Likewise.
545 * sdbout.c: Likewise.
548 * system.h: Likewise.
550 2000-01-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
552 * machmode.h: PROTO -> PARAMS.
553 * mbchar.h: Likewise.
554 * mips-tdump.c: Likewise.
555 * mips-tfile.c: Likewise.
556 * optabs.c: Likewise.
557 * output.h: Likewise.
558 * prefix.c: Likewise.
559 * profile.c: Likewise.
560 * protoize.c: Likewise.
564 * regclass.c: Likewise.
565 * regmove.c: Likewise.
568 2000-01-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
570 * ggc-common.c: PROTO -> PARAMS.
571 * ggc-page.c: Likewise.
572 * ggc-simple.c: Likewise.
574 * global.c: Likewise.
576 * gthr-win32.h: Likewise.
577 * haifa-sched.c: Likewise.
578 * halfpic.h: Likewise.
579 * integrate.c: Likewise.
580 * integrate.h: Likewise.
583 * local-alloc.c: Likewise.
587 2000-01-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
589 * genattr.c: PROTO -> PARAMS.
590 * genattrtab.c: Likewise.
591 * gencheck.c: Likewise.
592 * gencodes.c: Likewise.
593 * genconfig.c: Likewise.
594 * genemit.c: Likewise.
595 * genextract.c: Likewise.
596 * genflags.c: Likewise.
597 * gengenrtl.c: Likewise.
598 * genopinit.c: Likewise.
599 * genoutput.c: Likewise.
600 * genpeep.c: Likewise.
601 * genrecog.c: Likewise.
603 2000-01-16 Mark Mitchell <mark@codesourcery.com>
605 * tree.h (BINFO_VPTR_FIELD): Augment documentation.
607 2000-01-16 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
609 * aclocal.m4 (AC_FUNC_MMAP_ZERO): New macro.
610 * configure.in (AC_FUNC_MMAP_ZERO): Use instead of AC_FUNC_MMAP.
611 * ggc-page.c: Replace HAVE_MMAP with HAVE_MMAP_ZERO.
612 * configure, config.in: Rebuilt.
614 2000-01-16 Zack Weinberg <zack@wolery.cumb.org>
616 * config/i386/i386.md: Add peephole to merge successive stack
619 Sat Jan 15 15:41:14 EST 2000 John Wehle (john@feith.com)
621 * gcse.c (insert_insn_end_bb): Use emit_block_insn_before
622 instead of emit_insn_before. Also handle NOTE_INSN_BASIC_BLOCK
623 when walking backwards to find all the parameter loads when
624 the basic block ends in a call.
626 2000-01-15 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
628 * loop.c (this_loop_info): Delete.
629 (uid_loop): Add in place of uid_loop_num. All uses updated.
630 (loop_number_exit_count): Delete and replace with entry in loop
631 structure. All uses updated.
632 (loop_number_loop_starts, loop_number_loop_ends): Likewise.
633 (loop_number_loop_cont, loop_number_cont_dominator): Likewise.
634 (loop_outer_loop): Likewise.
635 (loop_invalid, loop_number_exit_labels): Likewise.
636 (loop_used_count_register): Delete and replace with entry in
638 (find_and_verify_loops): Add loops argument.
639 (verify_dominator, mark_loop_jump, prescan_loop): Replace loop_start,
640 loop_end, etc. arguments with loop structure pointer. All callers
642 (loop_reg_used_before_p, scan_loop, strength_reduce): Likewise.
643 (check_dbra_loop, next_insn_in_loop, try_copy_prop): Likewise.
644 (load_mems_and_recount_loop_regs_set, load_mems): Likewise.
645 (insert_bct): Likewise.
646 (basic_induction_var): New argument level.
647 * loop.h (struct loop_info): Delete fields num, loops_enclosed,
648 vtop, and cont. Add used_count_register.
649 (uid_loop): Delete declaration.
650 (loop_number_exit_count): Likewise.
651 (loop_number_loop_starts, loop_number_loop_ends): Likewise.
652 (loop_number_loop_cont, loop_number_cont_dominator): Likewise.
653 (loop_outer_loop, loop_used_count_register): Likewise.
654 (loop_invalid, loop_number_exit_labels): Likewise.
655 (unroll_loop): Replace loop_start and loop_end arguments
656 with loop structure pointer.
657 (loop_precondition_p, loop_iterations): Likewise.
658 Include basic-block.h.
659 * unroll.c: (unroll_loop): Replace loop_start and loop_end arguments
660 with loop structure pointer.
661 (loop_precondition_p, loop_iterations): Likewise.
662 * basic-block.h (struct loop): New entries vtop, cont,
663 cont_dominator, start, end, top, scan_start, exit_labels,
665 * Makefile.in (LOOP_H): Add basic-block.h to dependencies.
667 2000-01-15 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
669 * defaults.h (ASM_OUTPUT_ASCII): Use ISDIGIT.
671 2000-01-14 Nathan Sidwell <sidwell@codesourcery.com>
673 * config.in: Rebuilt for 2000-01-13 change to acconfig.h.
675 2000-01-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
677 * pdp11-protos.h: New file.
679 * pdp11.c: Include tm_p.h. Add static prototypes. Fix compile
682 * pdp11.h: Move prototypes to pdp11-protos.h. Fix compile time
685 * pdp11.md: Likewise.
689 2000-01-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
691 * mn10300-protos.h: New file.
693 * mn10300.c: Include tm_p.h. Add static prototypes. Fix compile
696 * mn10300.h: Move prototypes to mn10300-protos.h. Fix compile time
699 * mn10300.md: Likewise.
701 2000-01-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
703 * mn10200-protos.h: New file.
705 * mn10200.c: Include tm_p.h. Add static prototypes. Fix compile
708 * mn10200.h: Move prototypes to mn10200-protos.h. Fix compile time
711 * mn10200.md: Likewise.
713 2000-01-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
715 * h8300-protos.h: New file.
717 * h8300.c: Include tm_p.h. Add static prototypes. Fix compile
720 * h8300.h: Move prototypes to h8300-protos.h. Fix compile time
723 * h8300.md: Likewise.
725 2000-01-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
727 * varasm.c (asm_output_bss): Mark parameters with ATTRIBUTE_UNUSED.
728 (asm_emit_uninitialised): Likewise.
730 2000-01-13 Gavin Romig-Koch <gavin@cygnus.com>
732 * config/mips/mips.h (ISA_HAS_INT_CONDMOVE): New.
733 * config/mips/mips.md: Use ISA_HAS_INT_CONDMOVE.
735 2000-01-14 Clinton Popetz <cpopetz@cygnus.com>
737 * config/mips/mips.c (override_options): Don't turn on extra
738 alignment for mips16.
740 2000-01-14 Clinton Popetz <cpopetz@cygnus.com>
742 * config/mips/mips.c (mips_va_arg): Fix fprv for the 32 bit
743 eabi, and make sure queued POSTINCREMENT rtl is emitted at
746 2000-01-14 Clinton Popetz <cpopetz@cygnus.com>
748 * builtins.c (PAD_VARARGS_DOWN): Define.
749 (std_expand_builtin_va_arg): Use the above macro.
750 * config/mips/mips.h (PAD_VARARGS_DOWN): Define.
751 * tm.texi (Register Arguments): Document the above macro.
753 2000-01-14 Nick Clifton <nickc@cygnus.com>
755 * emit-rtl.c (emit_insn): If checking is enabled, make sure
756 that this function has not been used to emit a jump
759 * jump.c (return_jump_1): Cope with being passed a null rtx.
761 2000-01-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
763 * eh-common.h: PROTO -> PARAMS.
764 * emit-rtl.c: Likewise.
765 * errors.c: Likewise.
766 * errors.h: Likewise.
767 * except.c: Likewise.
768 * except.h: Likewise.
769 * explow.c: Likewise.
770 * expmed.c: Likewise.
774 * fix-header.c: Likewise.
776 * fold-const.c: Likewise.
777 * function.c: Likewise.
778 * function.h: Likewise.
780 * gcov-io.h: Likewise.
784 2000-01-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
786 * sh-protos.h: New file.
788 * sh.c: Include insn-config.h, toplev.h, recog.h and tm_p.h.
789 Add static prototypes. Fix compile time warnings.
791 * sh.h: Move prototypes to sh-protos.h. Fix compile time warnings.
795 2000-01-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
797 * arc-protos.h: New file.
799 * arc.c: Include tm_p.h. Add static prototypes. Fix compile
802 * arc.h: Move prototypes to arc-protos.h. Fix compile time
807 2000-01-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
809 * dsp16xx-protos.h: New file.
811 * dsp16xx.c: Include tm_p.h. Add static prototypes. Fix compile
814 * dsp16xx.h: Move prototypes to dsp16xx-protos.h. Fix compile time
817 * dsp16xx.md: Likewise.
819 2000-01-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
821 * convex-protos.h: New file.
823 * convex.c: Include tm_p.h. Add static prototypes. Fix compile
826 * convex.h: Move prototypes to convex-protos.h. Fix compile time
829 2000-01-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
831 * elxsi-protos.h: New file.
833 * elxsi.c: Include tm_p.h. Add static prototypes. Fix compile
836 * elxsi.h: Move prototypes to elxsi-protos.h. Fix compile time
839 * elxsi.md: Likewise.
841 2000-01-14 Clinton Popetz <cpopetz@cygnus.com>
843 * config/mips/mips.h (REGISTER_MOVE_COST): Remove redundant
844 case for moving from HI/LO/HI_LO_REG. This makes the behavior
845 match the comment for MIPS16.
847 Fri Jan 14 00:28:06 2000 Jeffrey A Law (law@cygnus.com)
849 * flow.c (split_edge): Do not call set_block_for_insn if we
850 do not have a basic_block_for_insn structure.
852 * fr30.h (TRAMPOLINE_TEMPLATE): Use nops to ensure the static chain
853 and destination functions are 32bit aligned within the trampoline.
854 (TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE): Corresponding changes.
855 (TRAMPOLINE_ALIGNMENT): Define.
857 * cse.c (cse_insn): When changing (set (pc) (reg)) to
858 (set (pc) (label_ref)), verify the change creates a valid insn.
860 * fr30.c (call_operand): Tighten and rework to match rules for
861 call RTL expressions.
862 * fr30.h (PREDICATE_CODES, case call_operand): Only allow MEMs.
863 * fr30.md (call patterns): Improve constraints.
865 Thu Jan 13 23:44:03 2000 Richard Henderson <rth@cygnus.com>
867 * fr30.c (fr30_expand_epilogue): Revert last change.
868 Use emit_jump_insn for the return insn.
870 Thu Jan 13 14:46:03 2000 Jason Eckhardt <jle@cygnus.com>
871 Stan Cox <scox@cygnus.com>
873 * predict.c: New file. Preliminary infrastructure work for static
874 branch prediction and basic block reordering.
875 * basic-block.h: Add prototype for estimate_probability.
876 * Makefile.in: Add rules for predict.o.
878 2000-01-13 Jason Merrill <jason@yorick.cygnus.com>
880 * fixincludes (va_list): Use __not_va_list__ for the dummy.
881 * fixinc/*: Likewise.
883 2000-01-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
885 * cccp.c: PROTO -> PARAMS.
887 * collect2.c: Likewise.
888 * combine.c: Likewise.
889 * convert.h: Likewise.
891 * dbxout.c: Likewise.
892 * dbxout.h: Likewise.
893 * diagnostic.c: Likewise.
894 * doprint.c: Likewise.
895 * dwarf2out.c: Likewise.
896 * dwarf2out.h: Likewise.
897 * dwarfout.c: Likewise.
898 * dwarfout.h: Likewise.
899 * dyn-string.h: Likewise.
901 2000-01-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
903 * calls.c (emit_call_1): Wrap varaible `struct_value_size_rtx' in
904 macro conditionals guarding use.
906 * dwarf2out.c: Include "tm_p.h".
908 * function.c (locate_and_pad_parm): Mark parameter with
910 (expand_function_end): Likewise for variable `context'.
912 * reorg.c (make_return_insns): Wrap prototype in macro HAVE_return.
914 2000-01-13 Nick Clifton <nickc@cygnus.com>
916 * config/fr30/fr30.c (fr30_expand_epilogue): Emit USEs of pop'ed
917 register to prevent compile time warnings.
919 2000-01-13 Zack Weinberg <zack@wolery.cumb.org>
921 * longlong.h [i386] (udiv_qrnnd): Rename 'd' argument to 'dv'
922 to avoid -Wtraditional warning.
924 2000-01-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
926 * 1750a-protos.h: New file.
928 * 1750a.c: Include tm_p.h. Add static prototypes. Fix compile
931 * 1750a.h: Move prototypes to 1750a-protos.h. Fix compile time
934 * 1750a.md: Likewise.
936 2000-01-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
938 * a29k-protos.h: New file.
940 * a29k.c: Include tm_p.h. Add static prototypes. Fix compile
943 * a29k.h: Move prototypes to a29k-protos.h. Fix compile time
946 2000-01-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
948 * clipper-protos.h: New file.
950 * clipper.c: Include tm_p.h. Add static prototypes. Fix compile
953 * clipper.h: Move prototypes to clipper-protos.h. Fix compile time
956 Thu Jan 13 16:03:06 2000 J"orn Rennecke <amylaar@cygnus.co.uk>
958 * reload1.c (reload_combine_note_store): Use HARD_REGNO_NREGS.
960 2000-01-13 Nathan Sidwell <sidwell@codesourcery.com>
962 * configure.in (--enable-new-gxx-abi): New option.
963 * acconfig.h (ENABLE_NEW_GXX_ABI): New define.
964 * Makefile.in (GXX_ABI_FLAG): New variable.
965 * configure: Regenerate.
967 2000-01-13 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
969 * stor-layout.c (layout_type): Use FORCE_STRUCT_BLK.
970 * tm.texi (FORCE_STRUCT_BLK): Document.
971 * config/c4x/c4x.h (FORCE_STRUCT_BLK): New macro.
973 Wed Jan 12 23:12:47 2000 Hans-Peter Nilsson <hp@axis.com>
975 * config/ns32k/ns32k.md: Revert Jan 9 change.
977 * genrecog.c (maybe_both_true_2): Do not compare a predicate-test
978 to a mode-test, if the predicate is address_operand.
980 Wed Jan 12 22:34:00 2000 Jeffrey A Law (law@cygnus.com)
982 * combine.c (if_then_else_cond): Be careful about what kinds
983 of RTL expressions are passed to operand_subword.
985 * flow.c (split_edge): If we have to insert a new jump, make
986 sure to associate it with a basic block.
988 * flow.c (commit_one_edge_insertion): A block with one successor
989 can end in a JUMP_INSN that is not a simplejump.
991 2000-01-12 Robert Lipe <robertl@sco.com>
993 * i386/sco5.h (INIT_SECTION_ASM_OP_COFF): Rename section to "ctor".
994 (BUILD_VA_LIST_TYPE): Define.
995 (EH_FRAME_SECTION_ASM_OP): Explictly define to better interact
998 2000-01-12 Jason Merrill <jason@casey.cygnus.com>
1000 * cccp.c (do_pragma): Add cast to (char *).
1002 2000-01-12 Richard Henderson <rth@cygnus.com>
1003 Fred Fish <fnf@be.com>
1004 Jason Merrill <jason@cygnus.com>
1006 * configure.in (i?86-*-beos{pe,elf,}*): Recognize.
1007 * i386/t-beos, i386/x-beos, i386/xm-beos.h: New files.
1008 * i386/beos-elf.h, i386/beos-pe.h: New files.
1010 * Makefile.in (CROSS_SYSTEM_HEADER_DIR): New.
1011 * cross-make (SYSTEM_HEADER_DIR): Define using
1012 CROSS_SYSTEM_HEADER_DIR.
1014 * gcc.c (LIBRARY_PATH_ENV): Provide default.
1015 (process_command): Use it.
1016 (main): Likewise. Kill trailing = from env vars.
1017 (build_search_list): Put it back.
1018 * collect2.c (main): Use LIBRARY_PATH_ENV.
1020 * configure.in (GCC_NEED_DECLARATIONS): Add environ.
1021 * toplev.c: Use NEED_DECLARATION_ENVIRON.
1023 * tm.texi (Frame Layout): Document SMALL_STACK.
1024 * c-common.c (c_common_nodes_and_builtins): Check it.
1026 * system.h: Undef alloca after including glibc's <stdlib.h>,
1027 if USE_C_ALLOCA is defined.
1029 * gcc.c (set_input): New fn.
1030 (main): After all input files are compiled, reset the input file
1033 * aclocal.m4 (rindex, index): If already defined, don't attempt
1036 * ginclude/varargs.h: (__va_list__): Define ifndef.
1037 * ginclude/stdarg.h: Likewise.
1039 * ginclude/stddef.h (__WCHAR_TYPE__) [BEOS]: Use int
1040 instead of unsigned char.
1042 * hash.h (true, false, boolean): Undef before enum.
1044 * expmed.c (choose_multiplier): Cast &mhigh_lo and &mhigh_hi to be
1045 proper type of "HOST_WIDE_INT *", rather than their natural type of
1046 "unsigned HOST_WIDE_INT *".
1048 2000-01-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1050 * svr3.h (ASM_FILE_START): Wrap if-clause in squigly brackets.
1052 * recog.c (memory_address_p): Mark parameter with ATTRIBUTE_UNUSED.
1054 * regclass.c (choose_hard_reg_mode): Likewise.
1056 * reload.c (find_valid_class, strict_memory_address_p): Likewise.
1058 * reorg.c (optimize_skip): Wrap prototype in macro conditionals.
1060 2000-01-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1062 * c-common.c: PROTO -> PARAMS.
1063 * c-common.h: Likewise.
1064 * c-decl.c: Likewise.
1065 * c-iterate.c: Likewise.
1066 * c-lang.c: Likewise.
1067 * c-lex.c: Likewise.
1068 * c-lex.h: Likewise.
1069 * c-parse.in: Likewise.
1070 * c-pragma.c: Likewise.
1071 * c-pragma.h: Likewise.
1072 * c-tree.h: Likewise.
1073 * c-typeck.c: Likewise.
1074 * objc/objc-act.c: Likewise.
1075 * objc/objc-act.h: Likewise.
1077 2000-01-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1079 * m88k-protos.h: New file.
1081 * m88k.c: Include tm_p.h. Add static prototypes. Fix compile
1084 * m88k.h: Move prototypes to m88k-protos.h. Fix compile time warnings.
1086 * m88k.md: Likewise.
1088 * tekXD88.h: Likewise.
1090 2000-01-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1092 * m68k-protos.h: New file.
1094 * m68k.c: Include tm_p.h. Add static prototypes. Fix compile
1097 * m68k.h: Move prototypes to m68k-protos.h. Fix compile time warnings.
1099 * mot3300.h: Likewise.
1101 2000-01-12 Richard Earnshaw <rearnsha@arm.com>
1103 * haifa-sched.c (split_edges): Pass edgeset_size as second arg to
1105 (extract_bitlist): Declare bitlen.
1107 2000-01-12 Zack Weinberg <zack@wolery.cumb.org
1109 * cccp.c: Accept and ignore -lang-fortran.
1111 * c-typeck.c (build_c_cast): Issue -Wcast-qual warnings if the
1112 qualifiers don't match at any level of pointerness.
1114 2000-01-12 Robert Lipe <robertl@sco.com>
1116 * i386/sysv5.h (CPP_SPEC, LIBSPEC): Add -pthreadT.
1118 2000-01-12 Bernd Schmidt <bernds@cygnus.co.uk>
1120 * reload1.c (reload_reg_unavailable): New static variable.
1121 (reload_reg_free_p): Test it.
1122 (reload_reg_free_for_value_p): Test it instead of
1124 (choose_reload_regs_init): Compute it.
1126 Wed Jan 12 03:24:41 2000 Toshiyasu Morita (toshi.morita@sega.com)
1128 * reorg.c (fill_slots_from_thread): Check modified_in_p
1131 Wed Jan 12 03:20:31 2000 John Marshall <john_w_marshall@palm.com>
1133 * gcc.texi (Funding, GNU/Linux, Copying, Contributors): Format
1134 these nodes even if INTERNALS is not set.
1136 Wed Jan 12 09:39:22 2000 Nick Burrett <nick.burrett@btinternet.com>
1138 * gcse.c (delete_null_pointer_checks_1): Cope when
1139 get_condition cannot determine the condition.
1141 2000-01-12 Gabriel Dos Reis <gdr@codesourcery.com>
1143 * toplev.h (set_message_length): Declare.
1145 * diagnostic.c (obstack_chunk_alloc): Define macro.
1146 (obstack_chunk_free): Likewise.
1147 (struct output_buffer): New data structure.
1149 (output_maximum_width): New variable.
1150 (doing_line_wrapping, set_message_length, init_output_buffer,
1151 get_output_prefix, output_space_left, emit_output_prefix,
1152 output_newline, output_append, output_puts, dump_output,
1153 vbuild_message_string, build_message_string, build_location_prefix,
1154 voutput_notice, output_printf, line_wrapper_printf,
1155 vline_wrapper_message_with_location): New functions. Implement
1156 automatic line wrapping.
1157 (v_message_with_decl): Make it handle automatic line wrapping.
1158 (v_error_with_file_and_line): Likewise.
1159 (v_warning_with_file_and_line): Likewise.
1160 (announce_function): Likewise.
1161 (default_print_error_function): Likewise.
1163 2000-01-11 16:24 -0800 Zack Weinberg <zack@wolery.cumb.org>
1165 * cpplib.h (struct cpp_options): Change lang_asm to char.
1167 * cppinit.c (builtin_array): Take out __STDC_VERSION__, it's
1168 done in cpp_handle_option now.
1169 (initialize_builtins): Take out special case code used only by
1171 (cpp_handle_option): Turn off trigraphs and trigraph warnings
1172 if -traditional. Recognize -lang-fortran and set
1173 lang_fortran, also turn off cplusplus_comments.
1174 (print_help): Document -lang-fortran.
1175 * cpplib.c (handle_directive): Ignore `# 123 "file"' if
1176 lang_asm. Ignore all directives other than `# 123 "file"' if
1178 (cpp_get_token): If -traditional, don't recognize directives
1179 unless the # is in column 1.
1180 (parse_string): If lang_fortran or lang_asm, silently
1181 terminate strings ('' or "") at end of line.
1182 Remove unnecessary braces.
1184 2000-01-11 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
1185 Richard Henderson <rth@cygnus.com>
1187 * resource.c (mark_referenced_resources): Mark a set strict_low_part
1189 * config/i386/i386.c (ix86_expand_setcc): Re-enable clear + set
1190 strict_low_part when possible.
1192 2000-01-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1194 * alias.c: PROTO -> PARAMS.
1195 * basic-block.h: Likewise.
1196 * bitmap.c: Likewise.
1197 * bitmap.h: Likewise.
1198 * builtins.c: Likewise.
1199 * c-aux-info.c: Likewise.
1200 * caller-save.c: Likewise.
1201 * calls.c: Likewise.
1203 2000-01-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1205 * Makefile.in (toplev.o): Depend on regs.h.
1207 * output.h (tdesc_section): Prototype.
1209 * regclass.c (copy_cost): Mark parameters with ATTRIBUTE_UNUSED.
1211 * sdbout.c: Include "tm_p.h".
1213 * toplev.c: Include "regs.h".
1215 Tue Jan 11 11:37:58 2000 Mike Stump <mrs@wrs.com>
1217 * unroll.c (unroll_loop): Add EH support.
1219 2000-01-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1221 * pa-protos.h: New file.
1223 * pa.c: Include recog.h and tm_p.h.
1224 (compute_zdepwi_operands, compute_movstrsi_length,
1225 remove_useless_addtr_insns, store_reg, load_reg, set_reg_plus_d,
1226 find_addr_reg, import_milli): Add static prototypes.
1227 (pa_cpu_string, pa_arch_string): Constify a char*.
1228 (legitimize_pic_address): Pass argument `mode' to pic_label_operand.
1229 (read_only_operand): Add argument `mode'.
1230 (singlemove_string, output_move_double, output_fp_move_double,
1231 output_block_move, output_and, output_ior, output_ascii,
1232 remove_useless_addtr_insns, milli_names, output_mul_insn,
1233 output_div_insn, output_mod_insn, output_arg_descriptor,
1234 output_cbranch, output_bb, output_bvb, output_dbra, ,
1235 output_millicode_call, output_call, hppa_encode_label,
1236 output_parallel_movb, output_parallel_addb): Constify a char*.
1237 (hppa_va_start): Mark parameter `stdarg_p' with ATTRIBUTE_UNUSED.
1238 (output_parallel_addb): Remove extra arg to `constrain_operands'
1240 * pa.h: Move all prototypes to pa-protos.h.
1241 (pa_cpu_string, pa_arch_string): Constify a char*.
1242 (LEGITIMIZE_ADDRESS): Call `symbolic_operand' with mode argument.
1244 * pa.md: Call `function_label_operand' with mode argument.
1245 Likewise for `read_only_operand'.
1246 Fix nesting of parens in call to `symbolic_operand'.
1248 2000-01-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1250 * i860-protos.h: New file.
1252 * i860.c: Include tm_p.h. Add static prototypes. Fix compile
1255 * i860.h: Move prototypes to i860-protos.h. Fix compile time warnings.
1257 * i860.md: Likewise.
1259 Tue Jan 11 18:59:35 MET 2000 Jan Hubicka <jh@suse.cz>
1261 * i386.md (movstrsi expander): Rewrite.
1262 (movstrsi_1 insn): Deleted.
1263 (strmovhi, strmovqi expander): New expanders.
1264 (movshi_1, movsqi_1, rep_movsi, rep_movqi): New patterns.
1265 * i386.c (x86_single_stringop): New global variable.
1266 * i386.h (x86_single_stringop): Declare.
1267 (TARGET_SINGLE_STRINGOP): New macro.
1269 2000-01-11 Clinton Popetz <cpopetz@cygnus.com>
1271 * config/mips/mips.c (mips_va_arg): For EABI, emit the queued
1272 integer vararg POSTINCREMENT before the destination of the jump
1273 for the hard fp case.
1274 (function_arg_pass_by_reference): Pass a copy of CUM to
1277 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Move check
1278 for CONSTANT_ADDRESS_P above while loop for subreg.
1280 2000-01-11 Clinton Popetz <cpopetz@cygnus.com>
1282 * flow.c (propagate_block): When a prologue/epilogue insn
1283 is marked dead, unconditionally clear libcall_is_dead and
1284 insn_is_dead, and only dump rtl if warnings aren't being
1287 Tue Jan 11 16:26:47 MET 2000 Jan Hubicka <jh@suse.cz>
1289 * i386.c (ix86_attr_length_default): Handle TYPE_STR and TYPE_CLD.
1290 * i386.md (FIRST_PSEUDO_REGISTER): Set to 20.
1291 (FIXED_REGISTERS): Set dirflag as fixed.
1292 (CALL_USED_REGISTERS): Set dirflag as used.
1293 (REG_ALLOC_ORDER): Set dirflag as last one.
1294 (DIRFLAG_REG): New macro.
1295 (MD_ASM_CLOBBERS): Asm clobber dirflag for backward compatibility.
1296 (HI_REGISTER_NAMES): Add dirflag.
1297 (DEBUF_PRINT_REG): Handle dirflag.
1298 * i386.md (type attribute): New cld and str types.
1299 (length_opcode attribute): Set cld and str to 1.
1300 (memory attribute): Set str to unknown - it is not clear from the
1302 (pent_np function unit): Prefixed string operations takes 12 cycles
1303 minimally; cld takes 2 cycles.
1304 (ppro_uops attribute): Str is "many" and cld is "few".
1305 (ppro_p0 unit): Handle cld here.
1306 (k6_alux unit): Handle cld and str types.
1307 (k6_load unit): It is ocupied by str opcodes.
1308 (k6_store unit): It is ocupied by str opcodes.
1309 (athlon_decode): Str is vector decoded.
1310 (athlon_ieu): Handle str and cld.
1312 (movstrsi, clrstr, cmpstr, strlen expander): Emit cld instruction
1313 (movstrsi_1, clrstrsi_1, cmpstrsi_1, strlensi_1,
1314 cmpstrsi_nz_1 insn): Do not output cld instruction
1316 Tue Jan 11 06:14:39 2000 David Starner <dstarner98@aasaa.ofe.org>
1318 * gcc.texi (G++ and GCC): Add Java and Chill.
1319 (Bug Critera): Don't list languages.
1321 * gcc.texi (Incompatibilities): No longer claim most C compilers
1324 * gcc.texi (G++ and GCC): Update other front-ends list.
1326 Tue Jan 11 05:49:01 2000 Jeffrey A Law (law@cygnus.com)
1328 * i386.c (ix86_expand_setcc): Fix typo.
1329 (ix86_expand_movcc): Similarly.
1331 * Band-aid until haifa's bitset implementation is nuked.
1332 * haifa-sched.c (extract_bitlst): New parameter for size of the
1333 bitset in bits. All callers changed. Avoid looking at undefined
1335 (edgeset_bitsize): New variable.
1336 (schedule_region): Initialize edgeset_bitsize.
1338 2000-01-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1340 * Makefile.in (optabs.o): Depend on real.h
1341 (resource.o): Depend on insn-attr.h
1343 * builtins.c (result_vector): Wrap prototype in macro conditions
1344 governing definition and use.
1346 * c-common.c: Include tm_p.h.
1348 * c-lex.c: Likewise.
1350 * elfos.h: Constify a char*.
1352 * final.c (align_fuzz): Wrap prototype in macro HAVE_ATTR_length.
1353 (get_attr_length, shorten_branches, profile_after_prologue): Mark
1354 parameter with ATTRIBUTE_UNUSED.
1356 * fold-const.c (exact_real_inverse): Wrap variable `i' in
1359 * haifa-sched.c (schedule_insns): Mark parameter with
1362 * optabs.c: Include real.h.
1364 * real.h (ereal_atof): Add prototype arguments.
1366 * resource.c: Include insn-attr.h.
1368 * sdbout.c (sdbout_queue_anonymous_type,
1369 sdbout_dequeue_anonymous_types): Wrap in macro
1370 SDB_ALLOW_FORWARD_REFERENCES.
1371 (sdbout_init, sdbout_start_new_source_file): Mark parameter with
1374 * stmt.c (expand_return): Wrap variable `op0' in macro HAVE_return.
1376 * stupid.c: Include tm_p.h.
1378 * tree.c (real_value_from_int_cst): Mark parameter with
1381 2000-01-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1383 * i960-protos.h: New file.
1385 * i960.c: Include tm_p.h. Add static prototypes. Fix compile
1388 * i960.h: Move prototypes to i960-protos.h. Fix compile time warnings.
1390 2000-01-10 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
1392 * combine.c (expand_field_assignment): Do not discard SUBREGs
1393 while computing nonzero_bits.
1395 2000-01-09 Nick Clifton <nickc@cygnus.com>
1397 * config/arm/arm.c: Fix compile time warnings about signed vs
1399 * config/arm/arm.h: Fix compile time warnings about signed vs
1402 2000-01-09 Philip Blundell <philb@gnu.org>
1404 * config/arm/arm.c (output_return_instruction): Use `ldr' rather
1405 than `ldm' with only one register.
1406 * config/arm/arm.md (push_multi): Use `str' rather than `stm' with
1409 * config/arm/linux-gas.h (CLEAR_INSN_CACHE): Say that R0 is
1412 Sun Jan 9 17:50:23 2000 Hans-Peter Nilsson <hp@axis.com>
1414 * config/ns32k/ns32k.md (load or push effective address): Operand 1
1417 2000-01-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1419 * elfos.h (ASM_OUTPUT_LIMITED_STRING): Add parentheses around
1420 assignment used as truth value.
1422 * function.c (assign_temp): Mark parameter `dont_promote' with
1423 ATTRIBUTE_UNUSED. Wrap variable `unsignedp' with macro
1424 PROMOTE_FOR_CALL_ONLY.
1426 * genrecog.c (write_subroutine): Mark variable `operands' with
1429 * optabs.c (prepare_cmp_insn): Mark parameter `align' with
1432 * sdbout.c (sdbout_init): Likewise for parameter `asm_file'.
1433 (sdbout_begin_block, sdbout_end_block): Likewise for `file'.
1435 * toplev.c (note_deferral_of_defined_inline_function): Likewise
1438 2000-01-09 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1440 * config/c4x.h: Tidy up comments.
1441 * config/c4x.c: Likewise.
1443 Sun Jan 9 01:02:55 EST 2000 John Wehle (john@feith.com)
1445 * fold-const.c (lshift_double, rshift_double): Handle
1446 shifting by 2 * HOST_BITS_PER_WIDE_INT correctly.
1448 2000-01-08 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
1450 * toplev.c (rest_of_compilation): Initialize cse_not_expected as
1451 in prepare_function_start().
1453 Sat Jan 8 12:12:46 2000 Nick Clifton <nickc@cygnus.com>
1455 * config/v850/v850.c (expand_epilogue): Interrupt functions no
1456 longer allocate extra stack for function calls.
1458 2000-01-08 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1460 * config/c4x/c4x.md (*subqf3_set): Fix typo.
1462 2000-01-08 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1464 * config/c4x/c4x.h (CALLER_SAVE_PROFITABLE): Define as 0.
1466 2000-01-07 David Edelsohn <edelsohn@gnu.org>
1468 * rs6000.c (processor_target_table): Add power3 as alias for 630.
1469 * aix43.h: Revert Aug 2 change.
1470 (HAS_INIT_SECTION): Define, not visible yet.
1471 (LD_INIT_SWITCH): Define, not visible yet.
1472 * t-aix43 (MULTILIB_OPTIONS): Revert Aug 2 change.
1474 * glimits.h (__LONG_MAX__): Recognize 64-bit AIX too.
1476 * collect2.c (main): Expand ld2 size further.
1477 (export_object_lst): Cast assignment to avoid warning.
1478 (main, LD_INIT_SWITCH): Add AIX 4.2+ -binitfini support.
1479 (scan_prog_file, COFF): Do not collect initialization or
1480 finalization functions generated for entire shared object if
1481 init/fini support present.
1483 2000-01-07 Nick Clifton <nickc@cygnus.com>
1485 * config/elfos.h: Tidy up formatting of marcos. Make sure
1486 that .section directives are always prefixed by a tab.
1488 * config/svr4.h: Add #include "elfos.h" and remove duplicate
1491 2000-01-07 Matt Austern <austern@sgi.com>
1493 * fold-const.c (real_hex_to_f): Remove duplicate declaration of
1496 Fri Jan 7 01:55:34 2000 Jeffrey A Law (law@cygnus.com)
1498 * Makefile.in (crtend.o): Pass @inhibit_libc@ to compilation of
1500 (crtbegin.o, s-crtS): Likewise.
1502 2000-01-06 Richard Henderson <rth@cygnus.com>
1504 * alpha.md (adddi_2+1): Limit offset such that it will be
1505 loadable with a single ldah+lda pair.
1506 (adddi_2+2): Explicitly fail split if we can't make it work.
1508 2000-01-06 Mumit Khan <khan@xraylith.wisc.edu>
1510 * protoize.c: Conditionally include unistd.h.
1511 (IS_SAME_PATH_CHAR): New macro.
1512 (IS_SAME_PATH): New macro.
1513 (CPLUS_FILE_SUFFIX): New macro.
1514 (cplus_suffix): New static variable.
1515 (is_abspath): New static function.
1516 (in_system_include_dir): Handle DOS style pathnames.
1517 (file_could_be_converted): Likewise.
1518 (file_normally_convertible): Likewise.
1519 (directory_specified_p): Likewise.
1520 (file_excluded_p): Likewise.
1521 (abspath): Likewise.
1522 (shortpath): Likewise.
1523 (referenced_file_is_newer): Likewise.
1524 (save_def_or_dec): Likewise.
1525 (do_processing): Likewise.
1527 (edit_file): Likewise. Use rename instead of link.
1528 (rename_c_file): Likewise. Don't rename syscalls file.
1529 (munge_compile_params): Define null device for DOS based systems.
1530 (process_aux_info_file): Use binary mode if appliable.
1531 (edit_file): Likewise.
1532 * invoke.texi (Running Protoize): Document C++ suffixes used.
1534 * cccp.c: Delete PATH_SEPARATOR, DIR_SEPARATOR and
1535 IS_DIR_SEPARATOR macros.
1536 * collect2.c: Likewise.
1537 * cppinit.c: Likewise.
1538 * dwarf2out.c: Likewise.
1541 * prefix.c: Likewise.
1543 * toplev.c: Likewise.
1544 * system.h: And move to here.
1546 * prefix.c (update_path): Fix typo in variable name.
1548 2000-01-06 Richard Henderson <rth@cygnus.com>
1550 * flow.c (mark_set_1): Use loop_depth+1 as reference weight.
1551 (find_auto_inc, mark_used_regs, try_pre_increment_1): Likewise.
1552 (count_reg_sets_1, count_reg_references): Likewise.
1553 (flow_loops_level_compute): Start counting actual loop depth at 1.
1554 (flow_loops_find): Likewise.
1555 * local-alloc.c (update_equiv_regs): Likewise.
1556 * regclass.c (regclass): Re-instate Jan 4 0-based loop_depth change.
1558 2000-01-06 Gabriel Dos Reis <dosreis@cmla.ens-cachan.fr>
1560 * defaults.h (DWARF_FRAME_REGISTERS): if not defined, default to
1561 FIRST_PSEUDO_REGISTER
1562 * dwarf2out.c: Don't include frame.h
1563 * dwarfout.c: Likewise
1564 * Makefile.in (dwarfout.o, dwarf2out.o): Remove dependence on
1567 Thu Jan 6 13:44:59 CET 2000 Jan Hubicka <jh@suse.cz>
1569 * reg-stack.c (subst_stack_regs_pat): Handle correctly USEs of
1572 * i386.c (movsf splitter): Fix typo in my last checkin.
1574 2000-01-05 Nick Clifton <nickc@cygnus.com>
1576 * varasm.c (IN_NAMED_SECTION): Allow targets to provide their
1577 own definition of this macro.
1578 (asm_emit_uninitialised): Invoke UNIQUE_SECTION if either
1579 flag_data_sections or UNIQUE_SECTION_P are true.
1581 * tm.texi (UNIQUE_SECTION): Document that it can be called for
1582 unitialised data decls.
1584 * config/i386/winnt.c (i386_pe_unique_section): Cope with
1585 being called for uninitialised data.
1587 * config/i386/interix.c (i386_pe_unique_section): Cope with
1588 being called for uninitialised data.
1590 * config/mips/elf.h (UNIQUE_SECTION): Cope with being called
1591 for uninitialised data.
1593 * config/mips/elf64.h (UNIQUE_SECTION): Cope with being called
1594 for uninitialised data.
1596 * config/mips/iri6gld.h (UNIQUE_SECTION): Cope with being called
1597 for uninitialised data.
1599 * config/arm/unknown-elf.h (IN_NAMED_SECTION): Define.
1600 (UNIQUE_SECTION_P): Always generate a unique section if
1601 flag_data_sections is true.
1602 (UNIQUE_SECTION): Also generate unique sections for
1604 (ASM_OUTPUT_ALIGNED_BSS): Redefine to use named_section().
1605 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Redefine to use
1608 2000-01-06 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1610 * config/c4x/t-c4x (TARGET_LIBGCC2_CFLAGS): Don't redefine SF, DF,
1613 2000-01-06 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1615 * config/c4x/c4x.md (udivqi3, divqi3): Delete.
1616 (umodqi3, modqi3, udivhi3, divhi3, umodhi3, modhi3, ffsqi2): Likewise.
1617 (*smulqi3_highpart_noclobber, *umulqi3_highpart_noclobber): New.
1618 (*lshrqi3_const_noclobber, *lshrqi3_nonconst_noclobber): Likewise.
1619 (*ashrqi3_const_noclobber, *ashrqi3_nonconst_noclobber): Likewise.
1621 * c4x.h (INIT_TARGET_OPTABS): Define to init libcalls.
1623 2000-01-05 11:25 -0800 Zack Weinberg <zack@rabi.columbia.edu>
1625 * c-decl.c (finish_enum): Simplify code to determine minimum and
1626 maximum values of the enum, and calculate the type. Remove check
1627 for FUNCTION_DECLs in the values list, which cannot happen. Replace
1628 the DECL_INITIAL of each enumeration constant with a copy converted
1629 to the enumeration type. When updating variant types, don't bother
1630 updating the type itself.
1632 * c-typeck.c (build_binary_op): Simplify conditional expressions
1633 when weeding out spurious signed-unsigned warnings. Add new
1634 spurious warning category: if the unsigned quantity is an enum
1635 and its maximum value fits in signed_type(result_type). Update
1637 (build_conditional_expr): Warn here if one alternative is signed
1638 and the other is unsigned.
1640 2000-01-05 Nick Clifton <nickc@cygnus.com>
1642 * config/fr30/fr30.h: Remove extraneous comments.
1644 2000-01-05 Bernd Schmidt <bernds@cygnus.co.uk>
1646 * reload1.c (choose_reload_regs): When disabling a reload, also
1647 set reload_spill_index to -1.
1649 2000-01-04 Joel Sherrill (joel@OARcorp.com>
1651 * configure.in (m68*-*-rtemscoff*): New target, formal name for
1653 (m68*-*-rtemself*): New target.
1654 (mips64orion-*-rtems*): Remove duplicate definition of tm_file.
1655 (sparc*-*-rtemsaout*): New target, formal name for old sparc*-*-rtems*.
1656 (sparc*-*-rtemself*): New target.
1657 (sparc*-*-rtems*): Now elf not a.out.
1658 * config/i386/rtems.h: Include config/rtems.h.
1659 * config/i386/rtemself.h: Include config/rtems.h.
1660 * config/i960/rtems.h: Include config/rtems.h.
1661 * config/m68k/rtems.h: Include config/rtems.h.
1662 * config/m68k/rtemself.h: Include config/rtems.h.
1663 * config/mips/rtems64.h: Include config/rtems.h.
1664 * config/pa/rtems.h: Include config/rtems.h.
1665 * config/rs6000/rtems.h: Include config/rtems.h.
1666 * config/sh/rtems.h: Include config/rtems.h.
1667 * config/sh/rtemself.h: Include config/rtems.h.
1668 * config/sparc/rtems.h: Include config/rtems.h.
1669 * config/sparc/rtemself.h: Include config/rtems.h
1671 Tue Jan 4 23:59:26 2000 Denis Chertykov <denisc@overta.ru>
1673 * final.c (shorten_branches): Correctly compute length of
1674 asms without operands.
1676 Tue Jan 4 22:55:41 2000 Steve Chamberlain <sac@pobox.com>
1678 * configure.in: Add pj target.
1679 * configure: Regenerate.
1680 * config/pj: New directory.
1681 * config/pj/lib1funcs.S: New file.
1682 * config/pj/linux.h: New file.
1683 * config/pj/pj.c: New file.
1684 * config/pj/pj.md: New file.
1685 * config/pj/pjl.h: New file.
1686 * config/pj/t-pj: New file.
1687 * config/pj/xm-pj.h: New file
1689 Tue Jan 4 22:30:16 2000 Jeffrey A Law (law@cygnus.com)
1691 * toplev.c (rest_of_compilation): Run shorten-branches before
1694 2000-01-05 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1696 * config/c4x/c4x.h (IS_XXX_REG, IS_XXX_REGNO): Swap behaviour of
1697 macros so that they're consistent with their names.
1698 * config/c4x/c4x.c (IS_XXX_REG, IS_XXX_REGNO): Likewise.
1699 * config/c4x/c4x.md (IS_XXX_REG, IS_XXX_REGNO): Likewise.
1701 2000-01-05 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1703 * config/c4x/c4x.md (*addqi3_noclobber_reload): Ensure that CC never
1704 modified inadvertently.
1706 2000-01-04 Joel Sherrill <joel@OARcorp.com>
1708 * configure.in (v850*-*-rtems*): New target.
1709 * configure: Regenerate.
1710 * config/v850/rtems.h: New file.
1712 2000-01-04 Mumit Khan <khan@xraylith.wisc.edu>
1714 * gthr-win32.h (__gthread_active_p): Support Mingw MT runtime.
1715 (__gthread_key_create): Likewise.
1716 (__gthread_key_dtor): Likewise.
1717 (__gthread_once): Fix logic.
1718 (__gthread_key_delete): Cast away constness.
1720 * i386/cygwin.h (SUBTARGET_SWITCHES): Add -mthreads option.
1721 * invoke.texi: Document.
1722 * i386/mingw32.h (CPP_SPEC): Use.
1723 (LIBGCC_SPEC): Likewise.
1724 * i386/crtdll.h (LIBGCC_SPEC): Likewise.
1726 2000-01-04 David Edelsohn <edelsohn@gnu.org>
1728 * rs6000/sysv4.h (ASM_OUTPUT_DEF): Undefine.
1729 (HANDLE_PRAGMA_PACK): Undefine.
1730 (SLOW_UNALIGNED_ACCESS): Define.
1732 2000-01-04 David Edelsohn <edelsohn@gnu.org>
1734 * expmed.c (SLOW_UNALIGNED_ACCESS): Add mode and align parameters
1735 to default definition.
1736 (store_bit_field): Call SLOW_UNALIGNED_ACCESS with mode and alignment.
1737 (store_fixed_bit_field): Call macro with word_mode and alignment.
1738 (extract_bit_field): Call macro with relevant mode and alignment.
1739 * expr.c (SLOW_UNALIGNED_ACCESS): Add mode and align parameters
1740 to default definition.
1741 (move_by_pieces): Call SLOW_UNALIGNED_ACCESS with word_mode
1743 (move_by_pieces_ninsns): Likewise.
1744 (clear_by_pieces): Likewise.
1745 (emit_push_insn): Likewise.
1746 (store_field): Call macro with relevant mode and alignment.
1747 (expand_expr): Likewise.
1748 (expand_expr_unaligned): Likewise.
1750 * rs6000.h (HANDLE_PRAGMA_PACK): Define.
1751 (SLOW_UNALIGNED_ACCESS): Define.
1752 (CASE_VECTOR_MODE): Always use 32-bit offsets.
1753 (ASM_FILE_END): Generate 64-bit symbol in 64-bit mode.
1754 (EXTRA_SECTOIN_FUNCTIONS): Indent .csect pseudo-op.
1755 (toc_section): Likewise and .toc pseudo-op.
1756 (ASM_DECLARE_FUNCTION): Likewise. Align text more strictly in
1758 (TEXT_SECTION_ASM_OP): Likewise.
1759 (ASM_OUTPUT_ADD_VEC_ELT, ASM_OUTPUT_ADDR_DIFF_ELT): Always use
1762 * a29k.h (SLOW_UNALIGNED_ACCESS): Add MODE and ALIGN parameters.
1763 * alpha.h (SLOW_UNALIGNED_ACCESS): Likewise.
1764 * arm/thumb.h (SLOW_UNALIGNED_ACCESS): Likewise.
1765 * gmicro.h (SLOW_UNALIGNED_ACCESS): Likewise.
1766 * fr30.h (SLOW_UNALIGNED_ACCESS): Likewise.
1768 Tue Jan 4 11:44:13 2000 Jeffrey A Law (law@cygnus.com)
1770 * regclass.c: Revert my Jan 4 change to loop cost computation.
1772 Tue Jan 4 19:22:39 MET 2000 Jan Hubicka <hubicka@freesoft.cz>
1774 * regclass.c (regclass): Do not obey REG_N_REFS in non-optimizing
1777 2000-01-04 Stan Cox <scox@cygnus.com>
1779 * haifa-sched.c (build_control_flow): Change unreachable simple
1780 loop test to check if current block has only one predecessor.
1781 (find_rgns): Initialize degree. Use dest as degree index, not src.
1783 2000-01-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1785 * builtins.c (expand_builtin_strlen): Initialize variable `icode'.
1787 * calls.c (expand_call): Likewise for
1788 `old_stack_arg_under_construction'.
1790 * cpphash.c (macroexpand): Likewise for `args' and `rest_zero'.
1792 * function.c (pad_to_arg_alignment): Likewise for `save_var' and
1795 * gcc.c (execute): Likewise for `ut' and `st'.
1797 * genattrtab.c (attr_rtx): Likewise for `rt_val'.
1799 * genopinit.c (gen_insn): Likewise for `m1', `m2' and `op'.
1801 * jump.c (jump_optimize_1): Likewise for `temp2'.
1803 * local-alloc.c (block_alloc): Likewise for `r1'.
1805 * loop.c (recombine_givs): Likewise for `life_start' and `life_end'.
1807 * reg-stack.c (check_asm_stack_operands): Likewise for `clobber_reg'.
1808 (subst_asm_stack_regs): Likewise for `clobber_reg' and `clobber_loc'.
1810 * regmove.c (fixup_match_1): Likewise for `insn_const', `dst_node'
1813 * reload.c (find_reloads): Likewise for `goal_alternative_number'
1814 and `goal_earlyclobber'.
1816 * scan-decls.c (scan_decls): Likewise for `prev_id_end'.
1818 * sdbout.c (sdbout_one_type): Likewise for `member_scl'.
1820 * stupid.c (stupid_life_analysis): Likewise for `chain'.
1822 * unroll.c (copy_loop_body): Likewise for `copy'.
1824 * varasm.c (output_constructor): Likewise for `byte'.
1826 Tue Jan 4 15:34:34 MET 2000 Jan Hubicka <hubicka@freesoft.cz>
1828 * i386.c (ix86_expand_move): Allow pushes of memory, offload to memory
1829 all FP constants for constant->reg moves.
1830 (ix86_split_to_parts): Try to convert memory address into immediate
1831 when available in the constant pool.
1832 * i386.h (PREFERRED_RELOAD_CLASS): Allow CONST_DOUBLE->integer reg
1834 (LEGITIMATE_CONSTANT_P): Return 1.
1835 * i386.md (pushsf): New splitter to convert constant pool memory
1836 reference to immediate.
1837 (mov?f): Likewise; do not allow CONST_DOUBLE for reg moves before
1840 2000-01-04 Bernd Schmidt <bernds@cygnus.co.uk>
1842 * i386.md (ashlsi3_cmpno): Don't accept variables shifts.
1843 (ashlhi3_cmpno, ashlqi3_cmpno, ashrsi3_cmpno, ashrhi3_cmpno,
1844 ashrqi3_cmpno, lshrsi3_cmpno, lshrhi3_cmpno, lshrqi3_cmpno): Likewise.
1845 (rotlsi3_cmpno, rotlhi3_cmpno, rotlqi3_cmpno, rotrsi3_cmpno,
1846 rotrhi3_cmpno, rotrqi3_cmpno): Likewise.
1848 2000-01-04 Martin von Löwis <loewis@informatik.hu-berlin.de>
1850 * ginclude/stdbool.h: Support compilation as C++.
1852 Tue Jan 4 01:35:13 2000 J"orn Rennecke <amylaar@cygnus.co.uk>
1854 * fold-const.c (make_range): Don't try to reverse an unbounded range.
1856 Tue Jan 4 00:18:46 2000 Jeffrey A Law (law@cygnus.com)
1858 * regclass.c (regclass): Properly compute loop_cost. Adjust
1861 * regclass.c: Fix minor whitespace problems.
1863 2000-01-03 Anthony Green <green@cygnus.com>
1865 * config/i386/i386.md (builtin_setjmp_receiver): New pattern.
1866 Restore the pic register if required.
1868 2000-01-03 Ulrich Drepper <drepper@cygnus.com>
1870 * c-common.c (format_char_info): Update comment.
1871 (check_format_info): Recognize 'z' modifier in the same way 'Z'
1872 was recognized. Emit warning for formats new in ISO C99 only
1873 if flag_isoc9x is not set.
1875 Mon Jan 3 12:59:54 2000 Mark P. Mitchell <mark@codesourcery.com>
1877 * config/mips/iris6gld.h: Fix typo in -mabi=n32 specs.
1879 Mon Jan 3 15:33:37 MET 2000 Jan Hubicka <hubicka@freesoft.cz>
1881 * combine.c (expand_compound_operation): Do not convert ZERO_EXTEND to
1882 SIGN_EXTEND, convert SIGN_EXTEND to ZERO_EXTEND.
1883 (make_compound_operation): Choose cheaper alternative between
1884 ZERO_EXTEND and SIGN_EXTEND when sign bit is not set.
1886 * regclass.c (op_costs): Remove global variable.
1887 (record_reg_classes): New parameter "op_costs" and "reg_pref".
1888 (record_operand_costs): Break out from ...
1889 (scan_one_insn): ... here.
1890 (dump_regclass): Make dumps nicer.
1891 (regclass): Dump preferrences choosed and changes done during passes.
1893 2000-01-03 Jakub Jelinek <jakub@redhat.com>
1895 * config/sparc/sparc.c (gen_df_reg): Fix for 32bit SPARC.
1897 2000-01-03 Jakub Jelinek <jakub@redhat.com>
1899 * config/sparc/sparc.c (gen_df_reg): New function.
1900 * config/sparc/sparc-protos.h (gen_df_reg): Add prototype.
1901 * config/sparc/sparc.md (movtf_no_e_insn_sp64+1,
1902 movtf_no_e_insn_sp64+2, movtf_no_e_insn_sp64+3, movtf_cc_sp64+1,
1903 movtf_cc_reg_sp64+1): Use it.
1905 2000-01-02 Mark Mitchell <mark@codesourcery.com>
1907 * integrate.c (copy_decl_for_inlining): Clear TREE_ADDRESSABLE on
1910 Mon Jan 3 02:54:40 2000 Hans-Peter Nilsson <hp@bitrange.com>
1912 * config/i386/i386.c (ix86_expand_unary_operator): Function
1913 definition made void.
1914 (ix86_expand_binary_operator): Update outdated preceding comment.
1915 * config/i386/i386-protos.h (ix86_expand_unary_operator): Update
1918 * config/i386/i386.c (override_options): Fix option-name typo.
1920 2000-01-02 Mark Mitchell <mark@codesourcery.com>
1922 * system.h (CEIL): Define.
1923 * builtins.c (CEIL): Remove.
1924 * expmed.c (CEIL): Likewise.
1925 * expr.c (CEIL): Likewise.
1926 * stor-layout.c (CEIL): Likewise.
1928 2000-01-02 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
1930 * expr.c (store_constructor_field): Fix typo introduced with last
1933 2000-01-01 Mark Mitchell <mark@codesourcery.com>
1935 * tree.h (BINFO_N_BASETYPES): New macro.
1937 2000-01-01 Bernd Schmidt <bernds@cygnus.co.uk>
1939 * expmed.c (emit_store_flag): Prevent losing a pending stack
1940 adjust the same way we prevent losing queued increments.
1942 Fri Dec 31 19:10:31 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1944 * function.c (update_temp_slot_address): Handle case where sum of
1945 temporary address plus offset in register is a valid address.
1947 1999-12-30 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
1949 * genrecog.c (change_state) Corrected typo.
1951 1999-12-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1953 * system.h (bcopy, bcmp, bzero, index, rindex, atof, atol, free,
1954 getcwd, getenv, getwd, sbrk, strstr, malloc, calloc, realloc,
1955 strerror, getrlimit, setrlimit, abort): Add prototype arguments.
1957 1999-12-30 Bernd Schmidt <bernds@cygnus.co.uk>
1959 * i386.c (ix86_expand_fp_compare): In non-sahf non-TARGET_IEEE
1960 case, expand GT comparisons correctly. Fix a comment before this
1963 1999-12-30 Gabriel Dos Reis <dosreis@cmla.ens-cachan.fr>
1965 * dwarfout.c: Include "frame.h"
1966 * dwarf2out.c: Likewise.
1967 * Makefile.in (dwarfout.o): Depend on frame.h
1968 (dwarf2out.o): Likewise.
1970 1999-12-29 "Martin v. Loewis" <martin@loewis.home.cs.tu-berlin.de>
1972 Restore i386 binary compatibility in Dwarf EH info.
1973 * config/i386/i386.h (DWARF_FRAME_REGISTERS): Define as 17, the old
1974 value of FIRST_PSEUDO_REGISTER.
1975 * frame.h (DWARF_FRAME_REGISTERS): Default to FIRST_PSEUDO_REGISTER.
1976 (struct frame_state): Use DWARF_FRAME_REGISTERS.
1977 * dwarfout.c (output_reg_number): Ditto.
1978 * dwarf2out.c (reg_number, expand_builtin_init_dwarf_reg_sizes): Ditto.
1979 (DWARF_FRAME_RETURN_COLUMN): Default to DWARF_FRAME_REGISTERS.
1981 1999-12-29 Bruce Korb <autogen@linuxbox.com>
1983 * fixinc/fixincl.c(wait_for_pid): sometimes a WSTOPSIG of zero is OK
1984 * fixinc/fixincl.tpl(<hack>TEST_CT): Just do the existence test once
1985 (<hack>_RE_CT): not needed
1986 * fixinc/fixlib.c(is_cxx_header): moved from fixtests.c
1987 rewritten to scan the file text once only
1988 "template<..." test added
1989 * fixinc/fixlib.h(apply_fix_p_t): moved from fixtests.c
1990 (is_cxx_header): declaration added
1991 * fixinc/fixtests.c(is_cxx_header): removed
1992 (apply_fix_p_t): removed
1993 (double_slash_test): is_cxx_header is only called once now
1994 * fixinc/hackshell.tpl: indexing the fixes is now done under DEBUG
1995 * fixinc/inclhack.def(FIXINC_DEBUG): added for testing DEBUG state
1996 within the templates.
1997 The borken spelling of "broken" was fixed.
1998 * fixinc/inclhack.tpl: The $VERBOSE level is used on various messages
1999 The default level depends on FIXINC_DEBUG.
2001 1999-12-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2003 * crtstuff.c: If !inhibit_libc, include stdlib.h/unistd.h.
2004 Otherwise provide a declaration for atexit.
2005 (init_dummy): Make sure dummy call to atexit is nevertheless
2006 called with correct number of args.
2008 * frame.c: Update comments referring to other files.
2010 * libgcc2.c: Likewise.
2012 1999-12-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2014 * cse.c (free_element, get_element): Remove unused prototypes.
2016 * fold-const.c (extract_muldiv): Initialize variables `op0' and
2019 * jump.c (invert_exp): Add explicit braces to avoid ambiguous
2022 Wed Dec 29 12:44:54 1999 Donald Lindsay <dlindsay@cygnus.com>
2024 * configure.in,configure: case arm for mn10200-*-* now sets
2025 float_format=i32 so that float.h will correctly claim "double"
2026 to be 32 bits. Ran autoconf to generate configure from .in file.
2028 Wed Dec 29 10:53:21 1999 Jeffrey A Law (law@cygnus.com)
2030 * pa.md (conditional zero): If op1 is a register, force it into
2031 the same register as op0.
2033 1999-12-28 Mark Mitchell <mark@codesourcery.com>
2035 * tree.h (BINFO_BASETYPES): Improve documentation.
2037 1999-12-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2039 * configure.in (--enable-checking): Use a more portable `for'
2042 1999-12-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2044 * configure.in (AC_DECL_SYS_SIGLIST, xm-siglist.h,
2045 arm/xm-netbsd.h, NO_SYS_SIGLIST): Don't use.
2047 * xm-siglist.h, arm/xm-netbsd.h, mips/xm-news.h, mips/xm-sysv4.h:
2050 * gcc.texi (NO_SYS_SIGLIST, sys_siglist, SYS_SIGLIST_DECLARED):
2051 Delete descriptions.
2053 * i386/osf1elf.h, i386/xm-cygwin.h, i386/xm-mingw32.h, m68k/3b1.h,
2054 m68k/a-ux.h, m68k/dpx2.h, m68k/plexus.h, m68k/xm-hp320.h,
2055 m88k/xm-m88k.h, mips/x-sni-svr4, pa/xm-pa.h, pa/xm-pahpux.h,
2056 pa/xm-papro.h, we32k/xm-we32k.h, winnt/xm-winnt.h, xm-interix.h,
2057 xm-svr4.h: Remove all instances of sys_siglist handling.
2059 1999-12-27 Jakub Jelinek <jakub@redhat.com>
2061 * config/sparc/sparc.md (cmp_zero_qi,
2062 cmp_zero_extendqisi2_andcc_set, cmp_zero_qi_sp64,
2063 cmp_zero_extendqidi2_andcc_set): New patterns.
2065 1999-12-28 Manfred Hollstein <mhollstein@cygnus.com>
2067 * m68k/t-mot3300-gald (CROSS_LIBGCC1): Define to libgcc1-asm.a.
2068 (LIB1ASMSRC, LIB1ASMFUNCS, LIB2FUNCS_EXTRA): Define.
2069 (fpgnulib.c, xfgnulib.c): Add rules.
2070 * m68k/t-mot3300-gas: Likewise.
2072 1999-12-27 Ian Lance Taylor <ian@zembu.com>
2074 * configure.in: Avoid [[ by using test and changequote. Add
2075 changequote required by 1999-12-14 change.
2076 * configure: Rebuild.
2078 1999-12-27 Clinton Popetz <cpopetz@cygnus.com>
2080 * config/mips/mips.h: Fix typo from 12/17/99 libgcc2 fix.
2082 1999-12-27 Christophe Jaillet <jaillet.christophe@caramail.com>
2084 * alias.c (nonlocal_reference_p): Add else for disjoint ifs.
2085 * flow.c (find_use_as_address): Likewise.
2086 * function.c (fixup_var_refs_1): Likewise.
2087 (walk_fixup_memory_subreg, fixup_stack_1): Likewise.
2088 * jump.c (invert_exp, redirect_exp): Likewise.
2089 * loop.c (replace_call_address): Likewise.
2090 (count_nonfixed_reads): Likewise.
2091 * rtlanal.c (modified_between_p): Likewise.
2092 (modified_in_p, volatile_insn_p, volatile_refs_p): Likewise.
2093 (side_effects_p, replace_regs, jmp_uses_reg_or_mem): Likewise.
2094 * unroll.c (remap_split_bivs): Likewise.
2096 1999-12-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2098 * diagnostic.c (v_message_with_decl): Use .* format specifier
2099 instead of building the format specifier width manually.
2101 * system.h (strsignal): Don't check HAVE_STRSIGNAL when
2102 determining whether to provide a prototype. Remove the
2103 sys_siglist clause in the conditional.
2105 1999-12-23 Martin v. Löwis <loewis@informatik.hu-berlin.de>
2107 * fold-const.c (operand_equal_p): Use memcmp to compare string
2109 Suggested by D. J. Bernstein
2111 1999-12-17 Jakub Jelinek <jakub@redhat.com>
2113 * config/h8300/h8300.h (TARGET_H8300H, TARGET_H8300S): Make sure
2114 UNITS_PER_WORD and BITS_PER_WORD are compile time constants when
2116 * config/mips/mips.h (TARGET_64BIT): Likewise.
2117 * config/rs6000/rs6000.h (TARGET_POWERPC64): Likewise.
2118 * libgcc2.c: Use {,U}{HW,W,DW}type and DWunion everywhere instead
2119 of {SI,DI}type and DIunion. Define these types to QI/HI modes on
2120 dsps. Give routines proper names if SI/DI modes are not used.
2121 * longlong.h: Use DWunion instead of DIunion.
2123 1999-12-26 Zack Weinberg <zack@wolery.cumb.org>
2125 * acconfig.h: New ENABLE flags: TREE_CHECKING, RTL_CHECKING,
2126 GC_CHECKING, GC_ALWAYS_COLLECT.
2127 * configure.in: Allow --enable-checking with an argument
2128 listing check modes to enable.
2129 * config.in, configure: Rebuilt.
2130 * ggc-page.c, ggc-simple.c: Define GGC_POISON (and
2131 GGC_ALWAYS_VERIFY for ggc-simple.c) only if
2132 ENABLE_GC_CHECKING. Define GGC_ALWAYS_COLLECT only if
2133 ENABLE_GC_ALWAYS_COLLECT.
2134 * rtl.h, rtl.c: Change ENABLE_CHECKING to ENABLE_RTL_CHECKING
2136 * tree.h, tree.c: Change ENABLE_CHECKING to
2137 ENABLE_TREE_CHECKING throughout.
2139 Sun Dec 26 07:48:20 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2141 * fold-const.c (fold_truthop): Properly check for FP RHS.
2143 1999-12-24 Mark Mitchell <mark@codesourcery.com>
2145 * toplev.h (note_deferall_of_defined_inline_function): Declare.
2146 * toplev.c (note_deferral_of_defined_inline_function): New
2147 function, split out from ...
2148 (rest_of_compilation): ... here. Use it.
2150 Fri Dec 24 12:34:26 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2152 * expr.c (store_constructor): Don't call clear_storage if size is
2155 1999-12-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2157 * Makefile.in (toplev.o): Depend on loop.h.
2159 * dwarfout.c: Include tm_p.h.
2161 * emit-rtl.c (restore_emit_status): Mark parameter with
2164 * final.c (final_scan_insn): Likewise.
2166 * flow.c (flow_nodes_print, flow_exits_print, flow_loops_cfg_dump,
2167 flow_loop_nested_p, flow_loop_exits_find, flow_loop_nodes_find,
2168 flow_depth_first_order_compute, flow_loop_pre_header_find,
2169 flow_loop_tree_node_add, flow_loops_tree_build,
2170 flow_loop_level_compute, flow_loops_level_compute,
2171 flow_loop_outside_edge_p): Add prototypes.
2172 (recompute_reg_usage): Mark parameters with ATTRIBUTE_UNUSED.
2174 * ggc-callbacks.c (lang_mark_tree, lang_mark_false_label_stack):
2175 Mark with ATTRIBUTE_NORETURN.
2177 * hash.c (hash_newfunc): Mark parameter with ATTRIBUTE_UNUSED.
2179 * local-alloc.c (no_conflict_p): Likewise.
2181 * loop.c (insert_bct): Hide definitions of variables with hidden
2183 (note_reg_stored): Mark parameter with ATTRIBUTE_UNUSED.
2185 * regclass.c (memory_move_secondary_cost): Mark variable `mem'
2186 with ATTRIBUTE_UNUSED.
2187 (record_reg_classes): Mark parameter with ATTRIBUTE_UNUSED.
2188 (reg_scan): Likewise.
2190 * reload.c (find_reloads): Remove unused variables `changed'.
2192 * reload1.c (reload_reg_class_lower): Don't unnecessarily cast
2194 (allocate_reload_reg): Mark parameter with ATTRIBUTE_UNUSED.
2195 Remove unused variable `insn'.
2197 * toplev.c: Include loop.h.
2198 (report_file_and_line): Remove unnecessary prototype.
2200 * tree.c (build_block): Mark parameter with ATTRIBUTE_UNUSED.
2202 * unroll.c (biv_total_increment): Likewise.
2204 Thu Dec 23 23:15:22 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
2206 * reload1.c (emit_input_reload_insns): Restore old behaviour
2207 wrt. 'special' reloads.
2209 1999-12-23 Zack Weinberg <zack@wolery.cumb.org>
2211 * Makefile.in (ggc-simple.c, ggc-page.c): Don't depend on
2212 hash.h. (cse.c): Don't depend on hashtab.h.
2214 * cse.c: Don't include hashtab.h.
2215 (hash_cse_reg_info, cse_reg_info_equal_p): Delete prototypes
2217 * ggc-simple.c: Don't include hash.h.
2219 1999-12-22 Jason Merrill <jason@casey.cygnus.com>
2221 * dwarf2out.c (add_abstract_origin_attribute): Call
2222 gen_abstract_function on our function context.
2224 Thu Dec 23 03:57:10 1999 Hans-Peter Nilsson <hp@bitrange.com>
2226 * Makefile.in (INTEGRATE_H): Fix typo: INTEGRATE_H, not INTREGRATE_H.
2228 1999-12-23 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
2230 * config/c4x/c4x.c (c4x_address_cost): Add statement to default
2233 1999-12-22 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
2235 * config/c4x/c4x.md (*addqi3_noclobber_reload): Change operand 0
2236 constraints to "a!r".
2238 1999-12-21 Mark Mitchell <mark@codesourcery.com>
2240 * Makefile.in (calls.o): Depend on function.h.
2241 (alias.o): Likewise.
2243 1999-12-21 Bernd Schmidt <bernds@cygnus.co.uk>
2245 * reload1.c (emit_reload_insns): Break out code and variables into...
2246 (input_reload_insns, other_input_address_reload_insns,
2247 other_input_reload_insns, input_address_reload_insns,
2248 inpaddr_address_reload_insns, output_reload_insns,
2249 output_address_reload_insns, outaddr_address_reload_insns,
2250 operand_reload_insns, other_operand_reload_insns,
2251 other_output_reload_insns): ... new static variables, and...
2252 (emit_input_reload_insns, emit_output_reload_insns, do_input_reload,
2253 do_output_reload): ... new functions.
2255 Tue Dec 21 07:06:36 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2257 * pa.h (FUNCTION_ARG_BOUNDARY): Never return 0.
2259 1999-12-21 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
2261 * md.texi: Add c4x constraints documentation.
2263 1999-12-21 Martin v. Löwis <loewis@informatik.hu-berlin.de>
2265 * config/i386/dgux.c (struct option): Rename to
2266 lang_independent_option.
2267 (struct m_options): Add description field.
2268 (output_options): Rename option type, add sep declaration, output
2269 ix86_cpu_string and ix86_arch_string only if set.
2270 (output_file_start): Rename option type.
2272 Mon Dec 20 23:15:36 1999 Mike Stump <mrs@wrs.com>
2274 * Makefile.in (crtbegin.o, crtend.o, s-crtS): Depend on
2276 (libgcc2.a): Similarly.
2278 Mon Dec 20 23:06:47 1999 David Edelsohn <edelsohn@gnu.org>
2280 * longlong.h (_ARCH_PPC): Only protect add_ssaaaa and sub_ddmmss
2281 with W_TYPE_SIZE == 32. Do not fall through to POWER architecture
2282 for umul_ppmm and smul_ppmm if !_ARCH_PPC and !_ARCH_POWER.
2284 Mon Dec 20 23:02:03 1999 Jeffrey A Law (law@cygnus.com)
2286 * fold-const.c (real_hex_to_f): Remove unused "isldouble" variable.
2287 Remove redundant initialization of "frexpon" and "expon".
2289 Mon Dec 20 15:00:04 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2291 * tree.c (real_value_from_int_cst): Clear REAL_VALUE_TYPE object first.
2293 * expr.c (store_constructor): New argument SIZE; pass to clear_storage.
2294 (store_constructor_field, expand_expr): Pass new arg.
2296 1999-12-20 Mark Mitchell <mark@codesourcery.com>
2298 * Makefile.in (explow.o): Depend on function.h.
2300 * stor-layout.c (set_sizetype): Fix typo.
2302 1999-12-20 Bernd Schmidt <bernds@cygnus.co.uk>
2304 * function.c (cfun): Renamed from current_function. All users
2306 * function.h (cfun): Rename declaration as well.
2308 * reload.h (struct insn_chain): Change live_throughout and dead_or_set
2309 to be of type regset_head, not regset. All users changed by adding
2311 * reload1.c (new_insn_chain): Don't allocate regsets, just clear them.
2313 1999-12-20 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
2315 * config/c4x/rtems.h: New file.
2317 1999-12-19 Bernd Schmidt <bernds@cygnus.co.uk>
2319 * reload1.c (spill_failure): Take class of failed reload as argument
2320 and print it. Caller changed.
2322 Sun Dec 19 07:50:42 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2324 * rs6000.h (SUBTARGET_DEFAULT): New macro.
2325 (TARGET_SWITCHES): Allow subtargets to default switches.
2326 * rs6000/vxppc.h (SUBTARGET_DEFAULT): New macro.
2328 1999-12-18 Mark Mitchell <mark@codesourcery.com>
2330 * crtstuff.c (__do_global_ctors_aux): Do not call __cxa_finalize
2333 Sat Dec 18 20:42:43 1999 Richard Henderson <rth@cygnus.com>
2335 * cccp.c (main): Define __STDC_VERSION__ as necessary.
2336 * cppinit.c (cpp_handle_option): Likewise.
2338 * ginclude/stdarg.h (va_copy): Use __STDC_VERSION__ to
2339 determine when to define.
2341 Sat Dec 18 20:34:00 1999 Richard Henderson <rth@cygnus.com>
2343 * alpha.c (alpha_emit_conditional_move): If TARGET_FIX, handle
2344 cmove with mismatched test and data modes.
2346 Sat Dec 18 20:30:15 1999 Richard Henderson <rth@cygnus.com>
2348 * c-typeck.c (c_expand_start_case): Don't warn for long switch
2351 Sat Dec 18 16:28:43 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2353 * alias.c: Minor reformatting.
2356 * stor-layout.c: Likewise.
2357 * fold-const.c: Likewise.
2358 (OVERFLOW_SUM_SIGN): Renamed from overflow_sum_sign.
2359 (struct cb_args, const_binop_1, const_binop): Pass type of arg,
2361 (size_int_wide): Cache nodes even if garbage collecting.
2362 (twoval_comparison_p): Reenable SAVE_EXPR case if operand
2363 of SAVE_EXPR has no side effects.
2364 * cse.c: Move a comment.
2365 * tree.c: Minor reformatting.
2366 (int_size_in_bytes): Return -1 if constant overflows.
2368 Sat Dec 18 18:30:20 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
2370 * unroll.c (copy_loop_body): Don't treat a REG like a PLUS.
2372 1999-12-18 10:42 -0800 Zack Weinberg <zack@wolery.cumb.org>
2374 * objc/objc-parse.c: Regenerate. This file must be rebuilt
2375 after any change to c-parse.in, even if objc-parse.y didn't
2378 1999-12-18 David S. Miller <davem@redhat.com>
2380 * toplev.c (rest_of_compilation): Restore BLOCK tree
2381 reconstruction and branch shortening changes lost in
2382 December 18th change.
2384 Sat Dec 18 05:29:29 1999 Scott Bambrough <scottb@netwinder.org>
2386 * config/arm/linux-elf.h: Change all instances of
2387 ARM_FLAG_SHORT_BYTES to ARM_FLAG_MMU_TRAPS.
2388 * config/arm/uclinux-elf.h: Likewise.
2390 1999-12-18 Gabriel Dos Reis <gdr@codesourcery.com>
2392 * toplev.c (notice, vmessage, v_message_with_file_and_line,
2393 v_message_with_decl, file_and_line_for_asm,
2394 v_error_with_file_and_line, v_error_with_decl, v_error_for_asm,
2395 verror, vfatal, v_warning_with_file_and_line, v_warning_with_decl,
2396 v_warning_for_asm, vwarning, vpedwarn, v_pedwarn_with_decl,
2397 v_pedwarn_with_file_and_line, vsorry, vnotice, count_error,
2398 pfatal_with_name, fatal_io_error, need_error_newline,
2399 last_error_function, last_error_tick, announce_function,
2400 default_print_error_function, print_error_function,
2401 report_error_function, fnotice, error_with_file_and_line,
2402 error_with_decl, error_for_asm, error, set_fatal_function, fatal,
2403 _fatal_insn, _fatal_insn_not_found, warning_with_file_and_line,
2404 warning_with_decl, warning_for_asm, warning, pedwarn,
2405 pedwarn_with_decl, pedwarn_with_file_and_line, sorry): Move to
2407 (compile_file): Use fnotice instead of notice. Adjust call.
2409 * diagnostic.c: New file.
2411 * Makefile.in (OBJS): Include diagnostic.o
2412 (diagnostic.o): Define dependence.
2414 1999-12-18 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
2416 * config/c4x/c4x.h (ASM_OUTPUT_XXX): Wrap in do-while(0).
2419 1999-12-18 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
2421 * config/c4x/c4x.md (rpts_top, rptb_top): Add clobbers for rs and re.
2423 1999-12-17 13:21 -0800 Zack Weinberg <zack@rabi.columbia.edu>
2425 * fixtests.c (is_cxx_header): New fn, split out of
2427 (else_endif_label): Allow "#endif // comment" in C++ headers,
2428 as determined by is_cxx_header.
2429 * fixfixes.c (else_endif_label_fix): Update comment.
2430 * fixincl.c: Don't output VERB_PROGRESS lines if stdout is not
2432 * genfixes: Correct double thinko in commandline parsing.
2433 * hackshell.tpl: Generate correct sh syntax for bypass
2436 * inclhack.def (all): Whenever an inserted preprocessor
2437 conditional is split over multiple lines, use double
2438 backslashes in this file so the fixed header will be readable.
2440 (AAB_fd_zero_glibc_1_0): Rename to AAB_fd_zero_asm_posix_types_h
2441 and add bypass entry for correct version of this header.
2442 (AAB_fd_zero_glibc_1_x): Rename to AAB_fd_zero_gnu_types_h.
2443 (AAB_fd_zero_glibc_2_0): Rename to AAB_fd_zero_selectbits_h.
2445 (hpux8_bogus_inlines): New fix, split from...
2446 (ultrix_atof_param) ... here.
2447 (math_expression): Add bypass entry keyed to glibc comment
2448 indicating the problem has been dealt with; disable
2449 unnecessary sed operations; update commentary.
2450 (math_gcc_ifndefs): Rename to math_huge_val_from_dbl_max,
2451 add select and bypass entries, simplify shell operation.
2452 (math_huge_val_ifndef): Split from math_gcc_ifndefs.
2454 (ip_missing_semi, rs6000_param, tinfo_cplusplus,
2455 ultrix_atof_param): Add select entry.
2456 (stdio_va_list, sunos_mather_decl): Add bypass entry.
2457 (systypes_for_aix, sysv86_string, tinfo_cplusplus): Put the
2458 comments with the fixes they describe.
2460 * c-parse.in (string action): Do not warn about ANSI string
2461 concatenation in system headers. Affects C parser only.
2462 * c-parse.y, c-parse.c, c-parse.h: Rebuild.
2464 1999-12-16 Jakub Jelinek <jakub@redhat.com>
2466 * config/sparc/sparc.h (TARGET_ARCH32): Exchange ifdefs so that if
2467 compiling libgcc2 the macro depends always on arch cpp defines.
2469 Fri Dec 17 10:34:16 1999 Richard Earnshaw <rearnsha@arm.com>
2471 * loop.c (insert_loop_mem): Don't record MEMs from inside
2474 Fri Dec 17 12:08:11 MET 1999 Jan Hubicka <hubicka@freesoftr.cz>
2476 * regclass.c (regclass): Do not use flowgraph when not optimizing.
2478 * gcse.c (try_replace_reg): Do replacements in REG_EQUAL/REG_EQUIV
2479 notes too, create one when replacement failed, attempt to simplify
2481 (cprop_insn): Propagate even to registers mentioned only in REG_EQUAL
2484 1999-12-16 Mark Mitchell <mark@codesourcery.com>
2486 * crtstuff.c (__dso_handle): Declare.
2487 (__cxa_finalize): Likewise.
2488 (do_global_dtors_aux): Call __cxa_finalize if __dso_handle is
2491 * invoke.texi: Document -fuse-cxa-atexit.
2493 * tree.h (ptr_type_node): Document.
2494 (const_ptr_type_node): Likewise.
2496 Fri Dec 17 01:32:38 MET 1999 Jan Hubicka <hubicka@freesoft.cz>
2498 * regmove.c (optimize_reg_copy_1): Ignore LOOP notes.
2499 (optimize_reg_copy_2): Likewise.
2500 (optimize_reg_copy_3): Likewise.
2501 (fixup_match_2): Likewise.
2502 (regmove_optimize): Likewise.
2503 (fixup_match_1): Liekwise.
2505 * i386.md (HI to SImode promoting splitters): Rewrite.
2506 (pushsf mem peep2): New.
2507 (testhi to andhi peep2): Remove.
2508 * i386.h (x86_promote_QImode): New.
2509 (TARGET_PROMOTE_QImode): New.
2510 (PREDICATE_CODES): Add promotable_binary_operator.
2511 * i386.c (x86_promote_QImode0: New.
2512 (promotable_binary_operator): New.
2513 * i386-protos.h (promotable_binary_operator): New.
2515 * i386.md (test?i_1): Use "nonmemory_operand" predicate, simplify
2517 (one_cmpl?i*): Pass "NOT" to unary_operator_ok.
2519 1999-12-16 Mark Mitchell <mark@codesourcery.com>
2521 * Makefile.in (INTREGRATE_H): Rename to INTEGRATE_H.
2522 * function.c (insert_block_after_note): Remove.
2523 (retrofit_block): Likewise.
2524 (identify_blocks): Fix indentation.
2525 (reorder_blocks): Don't NULL out NOTE_SOURCE_FILE for a
2526 NOTE_INSN_BLOCK_BEG or NOTE_INSN_BLOCK_END.
2527 * function.h (insert_block_after_note): Remove prototype.
2528 (retrofit_block): Likewise.
2529 * integrate.c (expand_inline_function): Don't call
2530 find_loop_tree_blocks. Use expand_start_bindings_and_block, not
2531 just expand_start_bindings. Use the block_map to remap old
2532 NOTE_BLOCKs to new ones.
2533 (integrate_decl_tree): Keep track of remapped blocks.
2534 * integrate.h (struct inline_remap): Add block_map.
2535 * stmt.c (expand_fixup): Don't try to retrofit_blocks. Just set
2536 NOTE_BLOCK on the notes.
2537 (expand_start_bindings): Rename to ...
2538 (expand_start_bindings_and_block): Add parameter. Set NOTE_BLOCK.
2539 (expand_end_bindings): Set NOTE_BLOCK.
2540 * toplev.c (rest_of_compilation): In function-at-a-time-mode,
2541 reconstruct the BLOCK tree.
2542 * tree.h (expand_start_bindings): Macroize. Call ...
2543 (expand_start_bindings_and_block): New function.
2545 1999-12-16 Jakub Jelinek <jakub@redhat.com>
2547 * config/sparc/sparc.c (print_operand): Cast fprintf arguments
2548 to match the format.
2550 1999-12-16 David S. Miller <davem@redhat.com>
2552 * expr.c (emit_move_insn_1): Only emit clobbers if one of
2553 the outputs is a SUBREG.
2554 * rtlanal.c (reg_overlap_mentioned_p): Revert December 15th
2557 * config/sparc/sparc.c (epilogue_renumber): Add default case
2560 Thu Dec 16 11:33:57 MET 1999 Jan Hubicka <hubicka@freesoft.cz>
2562 * toplev.c (rest_of_compilation): Run branch shortening after
2565 * regclass.c (loop_depth): Remove
2566 (scan_one_insn): Do not handle LOOP_NOTE insns.
2567 (regclass): Go through basic blocks and set loop_cost
2569 Thu Dec 16 02:56:25 1999 Zack Weinberg <zack@bitmover.com>
2571 * tree.h (DECL_FROM_INLINE): Check DECL_ABSTRACT_ORIGIN too.
2573 Thu Dec 16 10:43:35 MET 1999 Jan Hubicka <hubicka@freesoft.cz>
2575 * i386.md (movqi): Use "nonimmediate_operand" for output operand.
2576 (movstrictqi, movdi, movsf, movdf, movxf): Likewise.
2577 (adddi, addqi, addhi, subdi, subqi, subhi, ffs): Likewise.
2579 Thu Dec 16 02:41:26 1999 Richard Henderson (rth@cygnus.com)
2581 * loop.c (insert_loop_mem): Ignore memory clobbers.
2583 * combine.c (simplify_comparison): Reduce (OP (MINUS A B) 0)
2586 Thu Dec 16 02:26:11 1999 Jeffrey A Law (law@cygnus.com)
2588 * profile.c: Remove redundant #include "output.h".
2590 * h8300.md (HImode preinc peephole): Fix typo.
2592 1999-12-15 Jason Merrill <jason@casey.cygnus.com>
2594 * function.c (retrofit_block): Abort if we don't find a suitable insn.
2595 (insert_block_after_note): Abort if we don't have a previous block.
2596 Remove FN parameter.
2597 * function.h: Adjust.
2599 1999-12-15 Mark Mitchell <mark@codesourcery.com>
2601 * builtins.c (expand_builtin_mathfn): Make sure not to expand the
2602 argument more than once.
2604 1999-12-15 Jason Merrill <jason@casey.cygnus.com>
2606 * stmt.c (expand_decl): Expand upper bound of a dynamic array.
2608 1999-12-15 Jakub Jelinek <jakub@redhat.com>
2610 * expr.c (emit_group_load): Use dst mode if src is VOIDmode.
2612 Wed Dec 15 16:11:55 MET 1999 Jan Hubicka <hubicka@freesoft.cz>
2614 * function.c (PREFERRED_STACK_BOUDNARY): Provide default value.
2615 (assign_stack_local_1): Limit alignment to PREFERRED_STACK_BOUNDARY,
2616 update stack_alignment_needed.
2617 (prepare_function_start): Initialize stack_alignment_needed
2618 * function.h (struct function): Add field stack_alignment_needed.
2620 Wed Dec 15 14:55:24 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
2622 * caller-save.c (insert_one_insn): Returns struct insn_chain *.
2623 Handle live_throughout / dead_or_set instead of live_before /
2625 (save_call_clobbered_regs): Get register livenessinformation from
2626 chain->live_throughout.
2627 (add_stored_regs): New function.
2628 (insert_restore, insert_save): Add restored / saved registers to
2630 * global.c (reg_dies): New parameter chain.
2631 (reg_becomes_live): Third parameter is regs_set now.
2632 Changed all callers.
2633 (reg_dies): New parameter chain. Changed all callers.
2634 (build_insn_chain): Set live_throughout instead of
2635 live_before / live_after.
2636 * reload.h (struct insn_chain): Replace members live_before /
2637 live_after with live_throughout / dead_or_set.
2638 * reload1.c (new_insn_chain): Handle live_throughout / dead_or_set
2639 instead of live_before / live_after.
2640 (maybe_fix_stack_asms, find_reload_regs, finish_spills): Likewise.
2641 (order_regs_for_reload, find_reg, finish_spills): Likewise.
2642 (choose_reload_regs_init): Likewise.
2643 * stupid.c (current_chain, find_clobbered_regs): Delete.
2644 (stupid_life_analysis): Set chain->live_throughout chain->dead_or_set
2645 instead of chain->live_before / chain->live_after.
2646 (mark_hard_ref): New function.
2647 (stupid_mark_refs): Call mark_hard_ref. Clear chain->live_throughout.
2649 1999-12-15 David S. Miller <davem@redhat.com>
2651 * rtlanal.c (reg_overlap_mentioned_p): Handle CONCAT.
2653 Wed Dec 15 15:05:30 MET 1999 Jan Hubicka <hubicka@freesoft.cz>
2655 * flow.c (calculate_loop_depth): Make global, remove prototype,
2656 rewrite to use new loop infrastructure.
2657 (find_basic_block): Remove calculate_loop_depth call.
2658 * toplev.c (rest_of_compilation): Call find_basic_block.
2659 * output.h (calculate_loop_depth): Declare.
2661 * flow.c (dump_flow_info): Dump loop_depth.
2662 (flow_loops_nodes_find): Increase loop_depth for basic block in the
2664 (flow_loops_find): Initialize the loop_depth for each basic block.
2666 1999-12-15 Jason Merrill <jason@casey.cygnus.com>
2668 * tree.c (decl_function_context): Handle virtual functions.
2670 * tlink.c (scan_linker_output): Don't look in demangled name when
2671 looking for linker output keywords.
2673 * dwarfout.c (output_type): We can defer namespace-scope classes.
2675 Wed Dec 15 01:23:29 1999 Jeffrey A Law (law@cygnus.com)
2677 * regclass.c (record_reg_classes): Update comment for merging
2678 register class preferences in reg->reg copies. Tighten conditions
2679 for merging register class preferences in reg->reg copies.
2681 Wed Dec 15 02:19:32 1999 David Edelsohn <edelsohn@gnu.org>
2683 * rs6000.md (tablejumpdi): Generate DImode LABEL_REF.
2685 1999-12-14 Geoff Keating <geoffk@cygnus.com>
2687 * config/m68k/m68020-elf.h (ENDFILE_SPEC): Delete.
2688 (INIT_SECTION_ASM_OP): Delete.
2689 (FINI_SECTION_ASM_OP): Delete.
2690 (STARTFILE_SPEC): Define to hold just crtbegin.o.
2692 1999-12-14 Jason Merrill <jason@casey.cygnus.com>
2694 * dwarf2out.c (add_abstract_origin_attribute): Do call abort if
2695 the abstract origin wasn't emitted.
2697 * dwarf2out.c (class_scope_p): New fn.
2698 (gen_subprogram_die): Use it.
2699 (gen_variable_die): Use it. Tweak logic.
2700 (gen_struct_or_union_type_die): Check context_die to determine
2701 if we're function-local.
2702 (dwarf2out_decl): Check DECL_BUILT_IN, not DECL_FUNCTION_CODE.
2704 1999-12-14 Bernd Schmidt <bernds@cygnus.co.uk>
2706 * loop.c (check_dbra_loop): Can't reverse a biv that has
2709 1999-12-14 Nick Clifton <nickc@cygnus.com>
2711 * config/arm/arm.c: Add support for -mcpu=arm720 command line
2714 Tue Dec 14 18:13:32 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
2716 * loop.c (strength_reduce): Fix sign of giv lifetime calculation
2717 for givs made from biv increments.
2719 Tue Dec 14 08:11:27 1999 Richard Henderson <rth@cygnus.com>
2721 * configure.in (alpha-osf, alpha-linux): Handle ev6[78].
2722 * alpha.c (override_options): Recognize -mcpu=ev67.
2723 * alpha.h (CPP_CPU_EV67_SPEC): New.
2724 (CPP_CPU_DEFAULT_SPEC): Examine TARGET_CPU_DEFAULT to use it.
2725 (EXTRA_SPECS): Update.
2727 Tue Dec 14 08:04:28 1999 Richard Henderson <rth@cygnus.com>
2729 * cppp.c (main): Set trigraphs and __STRICT_ANSI__ as
2730 appropriate for -lang-c89 and -std=*.
2731 * cppinit.c (cpp_handle_option): Likewise.
2732 (new_pending_define): New, split out from cpp_handle_option.
2733 * gcc.c (default_compilers): Don't define __STRICT_ANSI__
2734 or enable trigraphs for -ansi/-std=*.
2736 * ginclude/stdarg.h (__va_copy): New.
2737 (va_copy): Don't define for C89.
2739 Tue Dec 14 08:37:27 CST 1999 Clinton Popetz <cpopetz@cygnus.com>
2741 * config/arm/arm.md (mulsidi3adddi, umulsidi3adddi): New patterns
2742 for long long multiply-accumulate.
2744 Tue Dec 14 13:51:38 MET 1999 Jan Hubicka <hubicka@freesoft.cz>
2746 * regclass.c (scan_one_insn): Set loop_cost to 1 when
2747 optimizing for size.
2749 1999-12-14 Bernd Schmidt <bernds@cygnus.co.uk>
2751 * reload1.c (reload): Can't avoid select_reload_regs/finish_spills
2752 if something changed. Back out that part of yesterday's changes.
2754 * loop.c (loop_max_reg): New static variable.
2755 (loop_optimize): Initialize it. Eliminate one unnecessary call to
2757 (scan_loop): Call reg_scan_update whenever we may have added new
2758 registers, and update loop_max_reg.
2760 Tue Dec 14 12:07:29 MET 1999 Jan Hubicka <hubicka@freesoft.cz>
2762 * regclass.c (record_reg_classes): Do not do the copying preferrencing
2763 when source does not die.
2765 * regclass.c (record_reg_classes): Handle INOUT operands propertly.
2767 1999-12-14 Jakub Jelinek <jakub@redhat.com>
2769 * config/sparc/linux64.h (TARGET_LIVE_G0,
2770 TARGET_BROKEN_SAVERESTORE): Don't support weird SPARC
2772 * config/sparc/linux.h (TARGET_LIVE_G0,
2773 TARGET_BROKEN_SAVERESTORE): Likewise.
2774 * config/sparc/linux-aout.h (TARGET_LIVE_G0,
2775 TARGET_BROKEN_SAVERESTORE): Likewise.
2777 * config/sparc/sparc.h (SPARC_DEFAULT_CMODEL): Default to CM_32.
2778 (CONDITIONAL_REGISTER_USAGE): For block profiling fix %g4 on sparc64,
2780 (MACHINE_STATE_SAVE, MACHINE_STATE_RESTORE): Use %g4 instead of %g2
2781 as sparc64 block profiling register.
2782 * config/sparc/sparc.c (sparc_override_options): Allow block
2783 profiling with -m32.
2784 (sparc_block_profiler): Use %g4 instead of %g2 as sparc64 block
2786 * config/sparc/linux64.h (MACHINE_STATE_*): Only provide these
2787 macros on TARGET_ARCH32. sparc.h has macros good enough for sparc64.
2788 * config/sparc/sol2.h (MACHINE_STATE_*): Likewise.
2790 * config/sparc/xm-sp64.h: Avoid using __sparc_v9__ when testing
2792 * config/sparc/sparc.h: Likewise.
2793 * config/sparc/xm-sysv4-64.h: Likewise.
2794 * config/float-sparc.h: Likewise.
2795 * glimits.h: Likewise.
2796 * longlong.h: Likewise.
2798 * config/sparc/linux64.h (DEFAULT_VTABLE_THUNKS): Define to 1.
2799 (ASM_IDENTIFY_GCC): Remove.
2801 1999-12-14 Bernd Schmidt <bernds@cygnus.co.uk>
2803 * combine.c (combine_simplify_rtx): Don't make shared rtl.
2804 (simplify_logical): Likewise.
2806 1999-12-14 Mumit Khan <khan@xraylith.wisc.edu>
2808 * cccp.c (INO_T_EQ): Disable inode-based optimization for Cygwin.
2809 * cppfiles.c (INO_T_EQ): Likewise.
2811 1999-12-14 Mumit Khan <khan@xraylith.wisc.edu>
2813 * i386/crtdll.h (STARTFILE_SPEC): Add -pg profiling support.
2814 * i386/mingw32.h (LIB_SPEC): Likewise.
2815 (STARTFILE_SPEC): Likewise.
2816 * i386/uwin.h (LIB_SPEC): Likewise.
2817 (STARTFILE_SPEC): Likewise.
2819 * i386/mingw32.h (SUBTARGET_PROLOGUE): Override Cygwin definition.
2820 * i386/uwin.h (SUBTARGET_PROLOGUE): Likewise.
2822 Mon Dec 13 20:25:29 1999 Jeffrey A Law (law@cygnus.com)
2824 * combine.c (combine_simplify_rtx): Fix order of checks for
2825 (ashiftrt foo C) -> (lt foo (const_int 0)) simplification.
2827 1999-12-13 Clinton Popetz <cpopetz@cygnus.com>
2829 * config/arm/arm.md (*mulsidi3adddi, *umulsidi3adddi) Backed out
2830 12/10/99 change, reapplied to merged-arm-thumb-backend-branch.
2832 1999-12-10 Bernd Schmidt <bernds@cygnus.co.uk>
2834 * hard-reg-set.h (inv_reg_alloc_order): Declare if REG_ALLOC_ORDER is
2836 * regclass.c (inv_reg_alloc_order): New array.
2837 (regclass_init): If REG_ALLOC_ORDER is defined, initialize it.
2839 * reload.h (struct insn_chain): Delete fields group_size, group_mode,
2840 counted_for_groups, counted_for_nongroups. Add fields rld and
2842 * reload.c (push_secondary_reload): Don't set nongroup field of
2844 (push_reload): Likewise.
2845 (find_reloads): Delete code to compute nongroup fields.
2846 * reload1.c (reload_insn_firstobj): New static variable.
2847 (pseudos_counted, spilled_pseudos): Now of type regset_head. All
2849 (calculate_needs, find_tworeg_group, find_group, possible_group_p,
2850 count_possible_groups, modes_equiv_for_class_p, new_spill_reg,
2851 dump_needs, maybe_mark_pseudo_spilled, hard_reg_use_compare): Delete
2853 (count_pseudo, select_reload_regs, copy_reloads, find_reg): New
2855 (struct hard_reg_n_uses): Deleted.
2856 (potential_reload_regs): Deleted.
2857 (init_reload): Initialize spilled_pseudos and pseudos_counted.
2858 (reload): Don't try to allocate reload registers if we already know
2859 we have to make another pass. Call select_reload_regs. Free memory
2860 starting with reload_firstobj when starting another pass.
2861 Don't allocate spilled_pseudos.
2862 (calculate_needs_all_insns): Call copy_reloads for an insn that
2863 needs reloads; don't call calculate_needs.
2864 (spill_cost): New static array.
2865 (used_spill_regs_local): New static variable.
2866 (order_regs_for_reload): Rewrite to lose hard_reg_n_uses and the code
2867 to compute potential_reload_regs.
2868 (find_reload_regs): Completely rewritten to use find_reg.
2869 (allocate_reload_reg): Don't test counted_for_groups or
2870 counted_for_nongroups. Lose NOERROR arg and code to give an error;
2872 (choose_reload_regs): Add fallback code that uses the existing
2873 register allocation from find_reload_regs.
2875 Mon Dec 13 00:54:14 1999 Philippe De Muyter <phdm@macqel.be>
2877 * flow.c (create_edge_list): Cast xmalloc return value.
2879 Mon Dec 13 00:47:58 1999 Jeffrey A Law (law@cygnus.com)
2881 * doprnt.c: Remove incorrect comment closure.
2883 * cse.c: Fix a few minor whitespace goofs.
2885 1999-12-13 Don Bowman <don@pixstream.com>
2887 * mips/vxworks.h: Fix problem with comment termination.
2888 (EXTRA_SECTIONS): Add in_sbss.
2889 (EXTRA_SECTION_FUNCTIONS): Corresponding changes.
2891 1999-12-12 David S. Miller <davem@redhat.com>
2893 * cse.c (struct cse_reg_info): Add hash_next member,
2894 reorder rest of struct for better packing on 64-bit
2896 (cse_reg_info_tree): Kill.
2897 (REGHASH_SHIFT, REGHASH_SIZE, REGHASH_MASK, reg_hash,
2898 REGHASH_FN): New custom pow2 hash mechanism.
2900 (HASH_SHIFT, HASH_SIZE, HASH_MASK, HASH, table): Rework to
2901 use a pow2 hash table.
2902 (get_cse_reg_info): Rework to use new REGHASH.
2903 (new_basic_block): Likewise, use HASH_SIZE, and inline
2905 (remove_from_table): Rework to use HASH_SIZE/HASH_MASK,
2906 and inline free_element call.
2907 (lookup_as_function, insert, flush_hash_table, invalidate,
2908 remove_invalid_refs, remove_invalid_subreg_refs, rehash_using_reg,
2909 invalidate_for_call, use_related_value, find_comparison_args,
2910 fold_rtx, equiv_constant, cse_insn, invalidate_memory): Likewise.
2911 (hash_cse_reg_info, cse_reg_info_equal_p, free_element,
2914 Sun Dec 12 21:31:44 1999 Jeffrey A Law (law@cygnus.com)
2916 * cse.c (cse_basic_block): Free qty_table consistently.
2918 1999-12-12 David S. Miller <davem@redhat.com>
2919 Jakub Jelinek <jakub@redhat.com>
2921 * config/sparc/sparc.md (movtf reg/reg split): Don't generate
2922 SUBREGs by hand, gen the appropriate hard reg directly.
2923 (movtf reg/mem split): Likewise and alter_subreg on destination
2925 (movtf mem/reg split): Similarly.
2926 (movdf_cc_sp64): Rename from hidden pattern.
2927 (movtf_cc_hq_sp64): Renamed from movtf_cc_sp64.
2928 (movtf_cc_sp64, following split): New pattern and splitter.
2929 (movdf_cc_reg_sp64): Rename from hidden pattern.
2930 (movtf_cc_reg_hq_sp64): Renamed from movtf_cc_reg_sp64, require
2932 (movtf_cc_reg_sp64, following split): New pattern and splitter.
2934 1999-12-12 Stephen L Moshier <moshier@mediaone.net>
2936 * loop.c (load_mems): Don't hoist written floating point mem
2939 1999-12-12 Mark Mitchell <mark@codesourcery.com>
2941 * except.h (struct eh_queue): Add `next' pointer.
2942 (struct eh_status): Make x_ehqueue a pointer.
2943 (push_ehqueue): Declare.
2944 (pop_ehqueue): Likewise.
2945 * except.c (expand_eh_region_end): Adjust now that ehqueue is a
2947 (expand_fixup_region_end): Likewise.
2948 (expand_leftover_cleanups): Likewise.
2949 (push_ehqueue): Define.
2950 (pop_ehqueue): Likewise.
2951 (emit_cleanup_handler): Use push_ehqueue and pop_ehqueue rather
2952 than doing it inline.
2953 (expand_start_all_catch): Adjust now that ehqueue is a
2955 (mark_eh_queue): Mark all level of the queue.
2956 (mark_eh_status): Adjust now that ehqueue is a
2958 (init_eh_for_function): Allocate ehqueue.
2959 (free_eh_status): Free it.
2960 * stmt.c (expand_cleanups): Save the ehqueue around the cleanup
2961 expansion for a fixup.
2963 1999-12-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2965 * gthr-single.h (__gthread_active_p): Add prototype arguments.
2967 * libgcc2.c (__udivmoddi4): Remove unnecessary decls.
2968 (__dummy, __builtin_saveregs, __bb_exit_trace_func, __bb_init_prg,
2969 __bb_trace_func, __bb_trace_func_ret, __bb_trace_ret,
2970 function_ptr, getpagesize, __enable_execute_stack,
2971 __enable_execute_stack, __clear_insn_cache,
2972 __enable_execute_stack, __do_global_dtors, __do_global_ctors,
2973 _cleanup, _exit, __default_terminate, __terminate_func,
2974 __terminate, __empty, __throw, new_eh_context,
2975 eh_context_initialize, eh_context_static, eh_context_specific,
2976 get_eh_context, __get_eh_context, __get_eh_info,
2977 init_reg_size_table, eh_threads_initialize,
2978 __get_dynamic_handler_chain, __sjthrow, __sjpopnthrow,
2979 __unwinding_cleanup, throw_helper, __throw, __rethrow,
2980 __pure_virtual): Add prototype arguments.
2981 (__bb_exit_func): Cast a sizeof to long when comparing against one.
2982 Cast a signed value to unsigned long when comparing against one.
2983 (new_eh_context): Wrap in _GTHREADS macro.
2984 (__sjthrow, __sjpopnthrow): Initialize variable `cleanup' at
2986 (in_reg_window): Mark parameters with __attribute__ ((__unused__)).
2987 (throw_helper): Initialize variables `handler_p' and `pc_p'.
2989 1999-12-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2991 * combine.c (record_promoted_value): Remove unused variable
2994 * emit-rtl.c (renumber_insns): Likewise for `old_max_uid'.
2996 * global.c (record_conflicts): Likewise for `j'.
2998 * genoutput.c (output_insn_data): Don't unnecessarily cast away
3001 1999-12-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3003 * i386-protos.h (output_387_binary_op, output_fix_trunc,
3004 output_fp_compare): Constify a char*.
3006 * i386.c (ix86_split_to_parts, ix86_safe_length_prefix): Add
3008 (override_options, ix86_comp_type_attributes, print_operand,
3009 output_387_binary_op, output_fix_trunc, output_fp_compare):
3011 (ix86_sched_reorder): Mark parameter `clock_var' with
3014 * i386.h (DEBUG_PRINT_REG): Constify a char*.
3016 Fri Dec 10 16:12:13 1999 Alexandre Petit-Bianco <apbianco@cygnus.com>
3018 * tree.def (EXPR_WITH_FILE_LOCATION): Temporarily add a third
3019 operand, for use in the Java front-end.
3021 1999-12-10 Ben Collins <bcollins@debian.org>
3023 * configure.in: Fix typo for "-64" in 64bit as check.
3024 * configure: Rebuilt.
3026 1999-12-10 Jakub Jelinek <jakub@redhat.com>
3028 * longlong.h (__sparc_v9__): Use %rDIGIT instead of %DIGIT where
3031 1999-12-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3033 * c-parse.in (string): With -Wtraditional, warn if ANSI string
3034 concatenation is utilized.
3036 * invoke.texi (-Wtraditional): Document it.
3038 1999-12-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3040 * flow.c (flow_loops_dump): Avoid ANSI string concatenation.
3041 Cast a ptrdiff_t to long and pass it to printf with %ld.
3043 1999-12-10 Geoff Keating <geoffk@cygnus.com>
3045 * config/m68k/m68k.h (CONDITIONAL_REGISTER_USAGE): If we have no
3046 68881, we have no 68881 registers at all.
3047 (HARD_REGNO_MODE_OK): It is always OK to put a MODE_FLOAT
3048 value in a 68881 register if it is available.
3050 1999-12-10 Clinton Popetz <cpopetz@cygnus.com>
3052 * config/arm/arm.md (*mulsidi3adddi, *umulsidi3adddi): New patterns
3053 for long long multiply-accumulate.
3055 1999-12-10 Bernd Schmidt <bernds@cygnus.co.uk>
3057 * loop.c (insert_loop_mem): Undo last change.
3059 1999-12-10 David S. Miller <davem@redhat.com>
3061 * config/sparc/sparc.c (fp_sethi_p, fp_mov_p, fp_high_losum_p):
3063 * config/sparc/sparc-protos.h: Add them.
3064 * config/sparc/sparc.h: Add them to PREDICATE_CODES.
3065 (EXTRA_CONSTRAINT_BASE): New macro, handling Q, R, and S
3066 constraints which use those helpers.
3067 (EXTRA_CONSTRAINT): Use this new macro.
3068 * md.texi: Update sparc target constraints documentation.
3069 * config/sparc/sparc.md (clear_sf, clear_sfp, movsf_const_intreg,
3070 movsf_const_high, movsf_const_lo, movsf_insn): Delete.
3071 (movsf_insn_novis_liveg0, movsf_insn_novis_noliveg0,
3072 movsf_insn_vis, movsf_lo_sum, movsf_high): New patterns.
3073 (movsf high/lo_sum split): Rework for new patterns.
3074 (movsf expander): Allow storing fp_zero to memory if ! live_g0.
3076 1999-12-09 Gavin Romig-Koch <gavin@cetus.cygnus.com>
3078 * c-common.c (c_common_nodes_and_builtins):
3079 Create __builtin_ptrdiff_t and __builtin_size_t.
3081 Thu Dec 9 18:05:48 1999 Jeffrey A Law (law@cygnus.com)
3083 * pa/elf.h (MAX_OFILE_ALIGNMENT): Define.
3085 Fri Dec 10 00:53:10 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
3087 * regclass.c (globalize_reg): Re-instate test that allows
3088 fixed registers to be declared as a variable even after functions
3091 Fri Dec 10 00:52:13 MET 1999 Jan Hubicka <hubicka@freesoft.cz>
3093 * i386.md (cpu attribute): Add "athlon".
3094 (athlon_decode): New attribute.
3095 (Athlon scheduling units definitions): New.
3096 (fcmp and shld patterns): Set athlon_decode to "vector".
3097 * i386.c (athlon_cost): New.
3099 (x86_use_leave, x86_push_memory, x86_movx, x86_cmove, x86_deep_branch,
3100 x86_use_sahf): Set for Athlon.
3101 (x86_use_fiop): Unset for Athlon.
3102 (override_options): Define Athlon alignments and "athlon" name.
3103 (x86_adjust_cost): Penalize AGI and delayed latencies for Athlon.
3104 * i386.h (TARGET_ATHLON): New.
3105 (enum processor_type): Add PROCESSOR_ATHLON.
3106 (TARGET_CPU_DEFAULT_SPEC): Set to "-D__tune_athlon__"
3108 (TARGET_CPP_CPU_SPECS): Set -D__tune_athlon__ for Athlon.
3110 1999-12-09 Andreas Jaeger <aj@suse.de>
3112 * loop.c (record_biv): Declare parameter as int.
3114 * config/i386/i386-protos.h: Declare long_memory_operand.
3116 1999-12-09 Mark Mitchell <mark@codesourcery.com>
3118 * tree.c (copy_node): Do zero the TREE_CHAIN, even for an
3119 EXPR_WITH_FILE_LOCATION.
3121 Thu Dec 9 11:36:24 MET 1999 Jan Hubicka <hubicka@freesoft.cz>
3123 * i386.md (neg??, abs?f, one_cmpl?i): Use nonimmediate_operand
3126 * flow.c (recompute_reg_usage): Use basic block info to get loop_depth.
3128 * combine.c (try_combine, distribute_notes): Remove REG_N_REFS
3131 1999-12-09 Jakub Jelinek <jakub@redhat.com>
3133 * config/sparc/linux64.h (TARGET_DEFAULT): Make -mapp-regs
3134 default on linux64 again.
3135 * config/sparc/t-linux64: Add mno-app-regs and non-medlow code
3136 models for multilibing.
3137 * genmultilib: Accept | as alternative separator within a set in
3140 * config/sparc/sparc.h (PROMOTE_FOR_CALL_ONLY): Define.
3142 * calls.c (precompute_arguments): Make sure initial_value contains
3143 value pseudo which CSE expects.
3144 * cse.c (struct set): New entry orig_src.
3145 (cse_insn): Set it early on entry, use it for libcall EQUIV note
3148 Wed Dec 8 22:24:15 1999 Richard Henderson <rth@cygnus.com>
3150 * flow.c (count_basic_blocks): Don't add (use (const_int 0)) insns.
3152 1999-12-08 Bernd Schmidt <bernds@cygnus.co.uk>
3154 * loop.c (insert_loop_mem): Don't hoist volatile mems out of loops.
3156 1999-12-08 Jakub Jelinek <jakub@redhat.com>
3158 * config/sparc/sparc.c (ultra_cmove_results_ready_p,
3159 ultra_fpmode_conflict_exists, ultra_flush_pipeline): Typo fix.
3161 * config/sparc/sparc.h (SPARC_SETHI_P): Don't look at topmost 32 bits
3164 * longlong.h: Merge in changes from glibc.
3165 Also don't clobber %g2 register in 32bit SPARC assembly, so that
3166 -mno-app-regs libgcc can be compiled.
3167 * libgcc2.c: Add defines so that the updated longlong.h
3168 can be used in libgcc2.a. Also, make sure on most architectures
3169 (at least on all which have optimized code in longlong.h defined
3170 for) {SI,W}_TYPE_SIZE is suitable for preprocessor tests.
3172 1999-12-08 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
3174 * config/sparc/sol2-64.h: Same as sol2-sld-64.h, except that
3175 `-m EMULATION' is added to non-default LINK_ARCH_SPECs.
3176 * configure.in: Use sol2-64.h instead of sol2-sld-64.h if linker
3178 * configure: Rebuilt.
3180 Wed Dec 8 03:45:40 1999 Richard Henderson <rth@cygnus.com>
3182 * alpha.c (secondary_reload_class): For !BWX, sub-simode
3183 outputs require a register.
3185 1999-12-08 Brendan Kehoe <brendan@cygnus.com>
3187 * Makefile.in (FPBIT_FUNCS, DPBIT_FUNCS): Add _sf_to_usi
3188 _df_to_usi. Required by some targets, so US_SOFTWARE_GOFAST calls to
3189 functions like dptoul will be resolved.
3190 (libgcc2.a): Make sure that the object files from DPBIT are named
3191 differently (prefix `_dp') from those that would be coming from
3194 1999-12-08 Alexandre Oliva <oliva@lsd.ic.unicamp.br>, Jakub Jelinek <jakub@redhat.com>
3196 * configure.in: When target is sparc* and tm_file contains 64,
3197 test for 64bit support in assembler. If not supported, remove
3198 sparc/t-sol2-64 from target-dependent Makefile fragments.
3199 (AS_SPARC64_FLAG): Define to the assembler flag for 64bit.
3200 (HAVE_AS_OFFSETABLE_LO10): Rework test to use these flags.
3201 (HAVE_AS_REGISTER_PSEUDO_OP): Use config.cache.
3202 * acconfig.h (AS_SPARC64_FLAG): Added.
3203 * configure, config.in: Rebuilt.
3204 * config/sparc/sol2-sld-64.h: Same as sol2.h, if without 64bit
3205 support. Use AS_SPARC64_FLAG.
3207 1999-12-07 Jakub Jelinek <jakub@redhat.com>
3209 * config/sparc/sparc.c (hard_32bit_mode_classes): Mark registers
3210 suitable for holding OFmode values so that gcc works with complex
3212 (hard_64bit_mode_classes): Likewise.
3214 * config/sparc/sparc.md (sethi_di_medlow_embmedany_pic): Fix pattern
3215 so that it is actually matched.
3216 (sethi_di_medlow): Likewise.
3218 * config/sparc/sparc.h (LEGITIMATE_CONSTANT_P): Consider TFmode 0.0L
3219 as legitimate constant if -mvis.
3220 * config/sparc/sparc.md (movtf): Likewise.
3221 (clear_sf): Use const_double_operand.
3222 (clear_sfp, clear_dfp, clear_tf, clear_tfp): New patterns.
3224 * config/sparc/sparc.c (sparc_emit_float_lib_cmp): New function.
3225 * config/sparc/sparc-protos.h (sparc_emit_float_lib_cmp): Prototype.
3226 * config/sparc/sparc.h (*_LIBCALL): Only use for _Q_*
3227 routines, _Qp_* cannot be handled like that now.
3228 (INIT_TARGET_OPTABS): Likewise.
3229 * config/sparc/sparc.md (cmptf): Accept soft float ARCH64.
3230 (seq, sne, sgt, sge, slt, sle, beq, bne, bgt, bge, blt, ble): Call
3231 sparc_emit_float_lib_cmp if ARCH64 and soft float.
3232 (extendsftf2, extenddftf2, trunctfsf2, trunctfdf2, floatsitf2,
3233 floatditf2, fix_trunctfsi2, fix_trunctfdi2, addtf3, subtf3, multf3,
3234 divtf3, sqrttf3): New expanders.
3235 (extendsftf2_hq, extenddftf2_hq, trunctfsf2_hq, trunctfdf2_hq,
3236 floatsitf2_hq, floatditf2_hq, fix_trunctfsi2_hq, fix_trunctfdi2_hq,
3237 addtf3_hq, subtf3_hq, multf3_hq, divtf3_hq, sqrttf3_hq): Rename from
3240 * configure.in (sparc64-*-linux*): Use posix threads if enabled.
3241 * configure: Rebuilt.
3242 * config/sparc/linux64.h: Default to -mcpu=ultrasparc if no
3243 -mcpu is given and we're doing 64bit compiles.
3245 Tue Dec 7 19:22:06 1999 Richard Henderson <rth@cygnus.com>
3247 * loop.h (struct induction): Add multi_insn_incr.
3248 * loop.c (basic_induction_var): New multi_insn_incr argument.
3249 Set it if we search back through previous insns for the biv.
3250 (record_biv): New multi_insn_incr argument; fill in struct induction.
3251 (strength_reduce): Discard an iv with multiple bivs, any of
3252 which require multiple insns to increment.
3254 1999-12-07 Martin v. Löwis <loewis@informatik.hu-berlin.de>
3256 * invoke.texi (C Dialect Options): Remove -flang-c9x, add -std
3259 1999-12-06 David S. Miller <davem@redhat.com>
3261 * combine.c (check_promoted_subreg): Do not conditionalize this upon
3262 PROMOTE_FUNCTION_RETURN.
3264 Mon Dec 6 15:12:14 1999 Jim Wilson <wilson@cygnus.com>
3266 * regmove.c (optimize_reg_copy_1): If no REG_DEAD note, check for
3267 and handle REG_UNUSED note on insn.
3269 * combine.c (force_to_mode, case LSHIFTRT): New local inner_mask. Set
3270 inner_mask instead of mask.
3272 1999-12-06 Brendan Kehoe <brendan@cygnus.com>
3274 * dwarf2out.c (field_byte_offset): As with dwarfout.c, size can be
3275 zero if there was an error.
3277 1999-12-06 Jakub Jelinek <jakub@redhat.com>
3279 * config/sparc/sparc.md (return_losum_di): Fix typo in asm
3282 * longlong.h: Fix clobbers in SPARC asm statements.
3284 * config/sparc/sparc.c (input_operand): Allow HImode and QImode
3285 valid sethi operations when TARGET_ARCH64.
3287 * calls.c (save_fixed_argument_area): If save_mode is BLKmode,
3288 always use move_by_pieces to avoid infinite recursion.
3289 (restore_fixed_argument_area): Likewise.
3291 * combine.c (check_promoted_subreg, record_promoted_value): New
3293 (combine_instructions): Use them to retain nonzero and sign bit
3294 information after SUBREGs are eliminated by optimizations in
3295 this pass if PROMOTE_FUNCTION_RETURN.
3297 * config/sparc/sparc.h (ASM_DECLARE_REGISTER_GLOBAL): Document
3298 .register declaration. Don't use variables with __ prefixes.
3300 Mon Dec 6 12:24:52 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3302 * fold-const.c (optimize_bit_field_compare): Only use one mode
3303 for both RHS and LHS in non-constant case.
3305 1999-12-06 Nathan Sidwell <nathan@acm.org>
3307 * frame.c (start_fde_sort): Only allocate erratic array, if
3308 linear one was allocated. Return allocated flag.
3309 (fde_insert): Only insert, if there's a valid array.
3310 (fde_end_sort): Split, sort and merge if linear and erratic
3311 arrays exist, else just sort linear one.
3312 (search_fdes): New function. Linear search through original fde
3314 (frame_init): Permit multiple initializations. Cope with
3316 (find_fde): Fallback on linear search, if failed to sort array.
3317 (__deregister_frame_info): Only free sorted array, if we
3320 1999-12-06 Jakub Jelinek <jakub@redhat.com>
3322 * config/sparc/sparc.h (MUST_PASS_IN_STACK): New macro.
3324 1999-12-05 Jakub Jelinek <jakub@redhat.com>
3326 * config/sparc/sparc.c (sparc64_initialize_trampoline): Use gen_flushdi.
3328 1999-12-05 Mark Mitchell <mark@codesourcery.com>
3330 * tree.h (special_function_p): Declare.
3331 * calls.c (special_function_p): Make it global. Don't take `name'
3332 as a parameter. Fix typo in 1999-11-28 change.
3333 (expand_cal): Adjust.
3335 1999-12-04 Mark Mitchell <mark@codesourcery.com>
3337 * tree.def (EXPR_WITH_FILE_LOCATION): Fix comment formatting.
3338 * tree.h (EXPR_WFL_FILENAME): Define in terms of
3339 EXPR_WFL_FILENAME_NODE.
3340 (EXPR_WFL_FILENAME_NODE): Use the second operand slot rather than
3342 * print-tree.c (print_note): Print TREE_PRIVATE and
3345 * dwarf2out.c (add_abstract_origin_attribute): Don't abort when
3346 the original die cannot be found.
3348 * varray.h (varray_head_tag): Add elements_used.
3349 (VARRAY_PUSH): New macro.
3350 (VARRAY_POP): Likewise.
3351 (VARRAY_TOP): Likewise.
3352 Add variants of VARRAY_PUSH and VARRAY_POP for all varray element
3354 * varray.c (varray_init): Initialize elements_used.
3355 * Makefile.in (BASIC_BLOCK_H): Add varray.h.
3356 (INTEGRATE_H): New variable.
3357 (integrate.o): Depend on INTEGRATE_H.
3358 (unroll.o): Likewise.
3360 * function.h (insert_block_after_note): Declare.
3361 * function.c (insert_block_after_note): Split out from ...
3362 (retrofit_block): ... here.
3364 * stmt.c (expand_fixup): Fix typo in comment.
3366 Sat Dec 4 14:13:38 MET 1999 Jan Hubicka <hubicka@freesoft.cz>
3368 * regmove.c (copy_src_to_dest): Remove loop_depth parameter.
3369 (optimize_reg_copy_1): Remove REG_N_REFS updating code.
3370 (optimize_reg_copy_2, copy_src_to_dest, fixup_match_2): Likewise.
3371 (regmove_optimize, fixup_match_1): Likewise.
3373 1999-12-05 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
3375 * flow.c (flow_loops_dump): Add missing argument when calling
3378 1999-12-04 Geoffrey Keating <geoffk@cygnus.com>
3379 Greg McGary <gkm@gnu.org>
3381 * c-common.c (enum attrs): Add A_NO_LIMIT_STACK.
3382 (init_attributes): Add A_NO_LIMIT_STACK.
3383 (decl_attributes): Handle A_NO_LIMIT_STACK.
3384 * c-decl.c (duplicate_decls): Handle DECL_NO_LIMIT_STACK.
3385 * explow.c (allocate_dynamic_stack_space) [!HAVE_allocate_stack]:
3386 Handle stack bounds checking.
3387 * flags.h (flag_stack_check): Use the word 'probe' rather than
3388 'check', because the flag doesn't actually cause any checking to
3390 * function.c (expand_function_start): Set
3391 current_function_limit_stack.
3392 * function.h (struct function): Add limit_stack.
3393 (current_function_limit_stack): Define.
3394 * invoke.texi (Code Gen Options): Document new options.
3395 * rtl.h: Declare stack_limit_rtx.
3396 * toplev.c (stack_limit_rtx): New variable.
3397 (decode_f_option): Handle new options -fstack-limit-register=REG,
3398 -fstack-limit-symbol=IDENT, -fno-stack-limit.
3399 (main): Add stack_limit_rtx as GC root.
3400 * tree.h (DECL_NO_LIMIT_STACK): New macro.
3401 (struct tree_decl): New member no_limit_stack.
3403 * config/rs6000/rs6000.c (rs6000_allocate_stack_space): Handle
3405 * config/rs6000/rs6000.md (allocate_stack): Handle stack_limit_rtx.
3406 (conditional_trap+1): Get new mnemonic correct.
3407 (conditional_trap+2): New pattern for DImode traps.
3409 * config/m68k/m68k.c (output_function_prologue): Handle
3411 * config/m68k/m68k.md (trap): New insn.
3412 (conditional_trap): New insn.
3413 * md.texi (Standard Names): Document `trap' and
3415 * optabs.c (gen_cond_trap): Use start_sequence()/end_sequence()
3416 so a cc0 setter doesn't get emitted at some random place in the
3419 * config/i960/i960.md (trap): New insn.
3420 (conditional_trap): New expander.
3421 (conditional_trap+1, conditional_trap+2): New insns for signed
3423 * config/i960/i960.c (i960_function_prologue): Use
3424 STARTING_FRAME_OFFSET. Handle stack_limit_rtx.
3426 Thu Dec 2 21:22:45 1999 Greg McGary <gkm@gnu.org>
3427 Geoffrey Keating <geoffk@cygnus.com>
3429 * flags.h (warn_padded, warn_packed): Add global var decls.
3430 * toplev.c (warn_padded, warn_packed): Add global var defns.
3431 (W_options): Add warnings `-Wpacked' and `-Wpadded'.
3432 * stor-layout.c (layout_record): Add local variable `type'
3433 to hold often-used TREE_TYPE (field). Add local variable
3434 `unpacked_align' to hold alignment that would be in force
3435 if no `packed' attribute were present. Warn if `packed' attribute
3436 is unnecessary, or even harmful. Warn when gcc inserts padding
3437 to satisfy alignment requirements of members. Use NULL_TREE
3438 when checking whether var_size is set.
3439 * invoke.texi: Document new flags.
3441 1999-12-03 Nathan Sidwell <nathan@acm.org>
3443 * frame.c (fde_split): Reimplement to avoid variable sized array.
3445 Thu Dec 2 18:59:48 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
3447 * combine.c (try_combine): Before fixing up LOG_LINKS for the
3448 i3_subst_into_i2 case, check that GET_CODE (PATTERN (i2)) == PARALLEL.
3450 1999-12-02 Gavin Romig-Koch <gavin@cygnus.com>
3452 * invoke.texi: Document the mips option -mno-crt0
3454 1999-12-02 Mike Karr <mkarr@mathworks.com>
3456 * cccp.c (argdata): Added free_ptr member.
3457 (macroexpand): Initialize free_ptr of each argument. When an
3458 argument's buffers are freed, if the argument's free_ptr corresponds
3459 to a buffer on the input stack, then return the free_ptr to that stack
3460 frame, otherwise, free it.
3461 (macarg): If an argument begins and ends on the same input stack level,
3462 then transfer the free_ptr of that buffer to the argument in case
3463 the stack is popped during the processing of a subsequent argument.
3465 1999-12-02 Bernd Schmidt <bernds@cygnus.co.uk>
3467 * loop.c (note_reg_stored): New function.
3468 (struct note_reg_stored_arg): New structure.
3469 (try_copy_prop): Change to be more conservative; only replace within
3470 one extended basic block and stop replacing if a store to the
3471 replacement reg is seen.
3473 1999-12-02 Nick Clifton <nickc@cygnus.com>
3475 * config/fp-bit.c: Initialise all fields of the NAN
3478 * c-lex.c (check_newline): Pass pragma_getc and pragma_ungetc
3481 Wed Dec 1 18:16:38 1999 Jan Hubicka <hubicka@freesoft.cz>
3483 * i386.md (extend?f?f2): Force the input into a register, not
3486 1999-12-01 Jakub Jelinek <jakub@redhat.com>
3488 * config/sparc/sparc.md (movsf_const_intreg): Add constraints for
3490 (movdf_const_intreg_sp32): Likewise. Prefer the memory load
3491 alternative because setting up 64bit constant is usually costly,
3492 especially when reload is in progress or completed.
3493 (movdf_const_intreg_sp64): Likewise.
3494 (movdf_const_intreg split): Fix building up constants when
3495 HOST_BITS_PER_WIDE_INT is 64 yet long is 32bit.
3497 Wed Dec 1 16:51:22 1999 Jeffrey A Law (law@cygnus.com)
3499 * combine.c (if_then_else_cond): Use const_true_rtx instead of
3500 const1_rtx for return values in EQ/NE comparison against (const_int 0)
3503 * mn10300.c (REG_SAVE_BYTES): Allocate space for AM33 registers.
3504 (asm_file_start): Emit .am33 into assembly file when compiling for
3506 (print_operand_address): Handle POST_INC addresses.
3507 (can_use_return_insn, initial_offset): Check AM33 registers too.
3508 (expand_prologue): Check & save AM33 registers too.
3509 (expand_epilogue): Similarly.
3510 (secondary_reload_class): Handle AM33 specific secondary reloads.
3511 (output_tst): Emit efficient code for the AM33 too.
3512 * mn10300.h (CPP_SPEC, TARGET_AM33): Define.
3513 (TARGET_SWITCHES): Add -mam33 switch.
3514 (FIRST_PSEUDO_REGISTER): Handle new AM33 registers.
3515 (FIXED_REGISTERS, CALL_USED_REGISTERS): Likewise.
3516 (REG_ALLOC_ORDER, CONDITIONAL_REGISTER_USAGE): Likewise.
3517 (HARD_REGNO_MODE_OK, MODES_TIEABLE_P): Likewise.
3518 (enum reg_class, REG_CLASS_NAMES): Likewise.
3519 (REG_CLASS_CONTENTS, REGNO_REG_CLASS): Likewise.
3520 (INDEX_REG_CLASS, REG_CLASS_FROM_LETTER): Likewise.
3521 (REGNO_OK_FOR_INDEX_P, PREFERRED_RELOAD_CLASS): Likewise.
3522 (PREFERRED_OUTPUT_RELOAD_CLASS, LIMIT_RELOAD_CLASS): Likewise.
3523 (REGISTER_MOVE_COST, REGISTER_NAMES): Likewise.
3524 (HAVE_POST_INCREMENT): Define.
3525 (GO_IF_LEGITIMATE_ADDRESS): Allow POST_INC addresses for the AM33.
3526 (GO_IF_MODE_DEPENDENT_ADDRESS): POST_INC is a mode dependent address.
3527 * mn10300.md (movqi, movhi, addsi, subsi): Add AM33 variants.
3528 (mulsi, andsi, iorsi, xorsi, notsi): Likewise.
3529 (ashiftsi, lshiftrtsi, ashiftrtsi): Likewise.
3530 (zero_extend to SI from QI/HI): Likewise.
3531 (sign_extend to SI from QI/HI): Likewise.
3532 (mulsidi3, umulsidi3): New patterns for the AM33.
3533 (tstsi with zero extension from QI/HI): Add AM33 variants.
3534 (movsi, movsf, movdi, movdf): Generate efficient code for the AM33 too.
3535 (return_internal_regs, store_movm): Handle new AM33 registers.
3536 * t-mn10300 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Define.
3537 (LIBGCC, INSTALL_LIBGCC): Likewise.
3538 * invoke.texi: Document new flags.
3540 Fri Nov 26 10:59:12 CET 1999 Jan Hubicka <hubicka@freesoft.cz>
3542 * i386.md (addsi3_cc): Add "binary_operator_ok" to the condition.
3543 (addsi3_carry): Likewise.
3544 (sbbsi3_cc): Add "binary_operator_ok" to the condition.
3545 (sbbsi3_carry): Likewise.
3546 (mulsi3): Rewrite to expander, ensure that only one operand is memory.
3548 (test?i_1): Ensure that only one operand is memory.
3549 (conditional move patterns): likewise.
3550 (shift and rotate patterns): Rewrite to expander, add
3551 "binary_operator_ok" to the condition.
3553 * i386.md (QImode patterns): Remove '*' before the 'r' constraints.
3554 * i386.h (procesor_costs): Add movzbl_load field.
3555 (HARD_REGNO_MODE_OK): Accept QImode on non PARTIAL_REGISTER_STALL in
3556 non-Q registers, accept DImode registers anywhere.
3558 (MEMORY_MOVE_COST): Calculate QImode moves correctly.
3559 * i386.c (*_cost): Set value for movxbl_load field.
3561 * (addsi): New add to lea splitter.
3563 (lea to add/shift peep2): New.
3565 1999-12-01 Mark Salter <msalter@cygnus.com>
3567 * config/mips/elf.h (STARTFILE_SPEC): Add no-crt0.
3568 * config/mips/elf64.h (STARTFILE_SPEC): Add no-crt0.
3569 * config/mips/mips.h (TARGET_SWITCHES): Add no-crt0.
3571 Tue Nov 30 15:20:52 MET 1999 Jan Hubicka <hubicka@freesoft.cz>
3573 * i386.c (ix86_expand_move): Never add clobbers to move patterns.
3574 * i386.md (movsi_xor): New.
3576 (movsi_1, movhi_1, movqi_1): Remove.
3577 (movsi_2): Rename to movsi_1.
3578 (movhi_2): Rename to movhi_1.
3579 (movqi_2): Rename to movqi_1.
3580 (movdi_1): Remove; remove splitter.
3581 (movdi_2): Rename to movdi_1.
3582 (divmodsi4 splitter): Do not emit clobbers for move patterns.
3583 (long move peep2): Do not create QI or HI mode mov0s
3584 (mov -1,reg -> or peep2s): Enable again, rewrite to single peephole.
3586 * i386.md (zero_extend?i?i2): Rewrite to expanders; new patterns,
3589 * i386.md (neg?f2_if): Split "r" and "f" to separate alternatives.
3590 (abs?f2_if): Likewise.
3592 1999-11-30 Alex Samuel <samuel@codesourcery.com>
3594 * ggc.h (ggc_test_and_set_mark): New macro.
3595 (ggc_mark_rtx): Use ggc_test_and_set_mark.
3596 (ggc_mark_tree): Likewise.
3597 (ggc_mark_rtvec): Likewise.
3598 * ggc-common.c (ggc_mark_rtx_children): Reduce recursion.
3600 1999-11-30 Jason Merrill <jason@casey.cygnus.com>
3602 * dwarf2out.c (scope_die_for): Only handle types. Only search for
3604 (decl_scope_table): Just an array of trees now.
3605 (push_decl_scope): Simplify.
3606 (dwarf2out_init): Adjust.
3607 (local_scope_p): New fn.
3608 (gen_inlined_enumeration_type_die): Don't call scope_die_for.
3609 (gen_inlined_union_type_die, gen_inlined_structure_type_die): Likewise.
3610 (gen_typedef_die): Likewise.
3611 (gen_lexical_block_die): Don't call push/pop_decl_scope.
3612 (gen_inlined_subroutine_die): Likewise.
3613 (gen_abstract_function): Set current_function_decl temporarily.
3614 (gen_subprogram_die): Don't check DECL_ABSTRACT to set declaration.
3615 Handle block extern declarations. Don't call push/pop_decl_scope.
3616 (gen_decl_die): Fix logic for block externs.
3618 1999-11-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3620 * calls.c (special_function_p): Remove `realloc' and add `strdup'
3621 to the list of functions which have attribute malloc by default.
3623 1999-11-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3625 * c-lex.c (yylex): With -Wtraditional, when the ANSI type of an
3626 integer constant does not match the traditional type, limit the
3627 warnings to cases where the base of the type is ten.
3629 * invoke.texi (-Wtraditional): Document it.
3631 Tue Nov 30 15:18:35 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3633 * combine.c (try_combine): Only pass SET or CLOBBER to SET_DEST
3634 * rs6000.md: Only access a CONST_INT with INTVAL
3636 Tue Nov 30 14:21:00 1999 Richard Henderson <rth@cygnus.com>
3638 * lcm.c (compute_laterin): Cast bb->aux to size_t not int.
3639 (compute_nearerout): Likewise.
3640 * ggc-page.c (ggc_page_print_statistics): Explicitly cast
3641 size_t to unsigned long for formatting.
3643 1999-11-30 Jakub Jelinek <jakub@redhat.com>
3645 * config/sparc/sparc.h (FIXED_REGISTERS, CONDITIONAL_REGISTER_USAGE):
3646 Allow the user to override call-used/fixed state of %g2-5
3647 registers from the command line (with the exception of %g4 for
3649 (REG_LEAF_ALLOC_ORDER): Move %g1 and %g4-7 registers to front, so that
3650 there is a higher chance of having a leaf function.
3651 (MACHINE_STATE_SAVE, MACHINE_STATE_RESTORE): Provide separate macros
3652 for ARCH64 which has %ccr register.
3653 * config/sparc/sparc.md (return_losum_si, return_losum_di): New
3655 * config/sparc/sparc.c (eligible_for_epilogue_delay): For the return
3656 insn accept into delay slot any insn which does not use %[ol]
3657 registers. Accept some LO_SUM and shift left by 1 for the normal
3659 (output_function_epilogue): Likewise.
3660 (epilogue_renumber): Added argument which inhibits any renumbering
3661 and just tests if the rtx does not use any %[ol] registers.
3662 (output_return): Reflect above change.
3664 1999-11-30 Jakub Jelinek <jakub@redhat.com>
3666 * config/sparc/sparc.c (sparc_va_arg): Fix sparc64 va_arg
3667 aggregate passing for sizes <= 16 bytes.
3669 1999-11-30 Bernd Schmidt <bernds@cygnus.co.uk>
3671 * cse.c (FIXED_REGNO_P): Delete tests for OVERLAPPING_REGNO_P.
3672 * global.c (global_alloc): Delete [OVERLAPPING_REGNO_P] code.
3673 * reload.c (find_dummy_reload): Likewise.
3674 (find_equiv_reg): Likewise; also for INSN_CLOBBERS_REGNO_P.
3675 * reload1.c (reload_as_needed): Likewise.
3676 * stupid.c (stupid_find_reg): Likewise.
3677 * tm.texi (Obsolete Register Macros): Delete section.
3678 * gmicro.h: Remove all traces of the two macros.
3683 1999-11-30 Brendan Kehoe <brendan@cygnus.com>
3685 * sparc.h (MASK_FASTER_STRUCTS, TARGET_FASTER_STRUCTS): Define.
3686 (TARGET_SWITCHES): Add -mfaster-structs/-mno-faster-structs flags.
3687 (ROUND_TYPE_ALIGN): Use better value if -mfaster-structs.
3688 * sparc.md (sparclite86x_branch, sparclite86x_shift): New function
3689 units for the sparclite86x chip.
3690 (flush): Revert October 14th change; add SImode specifically.
3691 (flushdi): Copy of flush, but DImode, to avoid genrecog warnings.
3692 * invoke.texi: Document it.
3694 Tue Nov 30 14:58:14 1999 Nick Clifton <nickc@cygnus.com>
3696 * config/mn10200/mn10200.h (PREDICATE_CODES): Add
3697 psimode_truncation_operand.
3699 * config/mn10200/mn10200.c (psimode_truncation_operand): New
3700 function. Return true if the operand is either a MEM valid
3701 for a PSImode address or not a MEM at all.
3703 * config/mn10200/mn10200.md (truncsipsi2): Use
3704 psimode_truncation_operand.
3706 1999-11-30 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
3708 * flow.c (flow_nodes_print, flow_loops_cfg_dump): New functions.
3709 (flow_loop_nested_p, flow_loops_dump, flow_loops_free): Likewise.
3710 (flow_loop_exits_find, flow_loop_nodes_find): Likewise.
3711 (flow_depth_first_order_compute, flow_loop_pre_header_find): Likewise.
3712 (flow_loop_tree_node_add, flow_loops_tree_build): Likewise.
3713 (flow_loop_level_compute, low_loops_level_compute): Likewise.
3714 (flow_loops_find, flow_loop_outside_edge_p): Likewise.
3715 * basic-block.h: Protect from multiple inclusion.
3716 (flow_loops_find, flow_loops_free, flow_loop_dump): Add protoypes.
3717 (struct loops, struct loop): Define structures.
3718 * sbitmap.c (sbitmap_a_subset_b_p): New function.
3719 * sbitmap.h: Protect from multiple inclusion.
3720 (sbitmap_a_subset_b_p): Add prototype.
3721 * Makefile.in (LOOP_H): New macro.
3722 (stmt.o, integrate.o, loop.o, unroll.o): Replace loop.h with LOOP_H.
3724 Tue Nov 30 01:34:47 1999 Philippe De Muyter <phdm@macqel.be>
3726 * cppinit.c (CAT): The argument list of this macro may not contain
3729 1999-11-29 David S. Miller <davem@redhat.com>
3731 Move quantity tables and register equivalence chains into
3732 per-qty and per-register structure arrays respectively.
3733 * cse.c (qty_first_reg, qty_last_reg, qty_mode, qty_const,
3734 qty_const_insn, qty_comparison_code, qty_comparison_const,
3735 qty_comparison_qty): Delete, replace with...
3736 (qty_table): this structure table.
3737 (reg_next_eqv, reg_prev_eqv): Delete, replace with...
3738 (reg_eqv_table): this structure table.
3739 (make_new_qty): Add argument MODE. Caller updated.
3740 Update to use qty_table and reg_eqv_table.
3741 (make_regs_eqv, delete_reg_equiv, insert_regs,
3742 insert, exp_equiv_p, cse_rtx_varies_p, canon_reg,
3743 fold_rtx, equiv_constant, record_jump_cond, cse_insn,
3744 cse_process_notes, cse_main, cse_basic_block): Likewise.
3746 Mon Nov 29 16:56:42 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3748 * fold-const.c (extract_muldiv, case {MIN,MAX}_EXPR): Reverse
3749 operation if C is negative.
3750 (extract_muldiv, case SAVE_EXPR): Supresss if arg has side effects.
3751 (extract_muldiv, case {PLUS,MINUS}_EXPR): Don't apply distributive
3752 law for some divisions if constant is negative and change other
3753 divisions to the opposite rounding.
3755 * expr.c (store_constructor_field): If bit position is not multiple
3756 of alignment of TARGET's mode, use BLKmode.
3758 * expr.c (expand_expr_unaligned): Add more code from full case
3759 that is needed when OP0 is in a register.
3761 Mon Nov 29 18:09:39 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
3763 * dwarfout.c (field_byte_offset): Size can be zero if there was
3766 1999-11-29 Bernd Schmidt <bernds@cygnus.co.uk>
3768 * fold-const.c (split_tree): Delete unused vars ORIG_IN and TYPE.
3769 (associate_trees): Delete unused var TEM.
3770 (extract_muldiv): Delete unused var CANCEL_P.
3772 * fold-const.c [TARGET_FLOAT_FORMAT != IEEE_FLOAT_FORMAT]
3773 (target_isinf, target_isnan, target_negative): Add return types to
3774 function definitions.
3776 1999-11-29 Bruce Korb <autogen@linuxbox.com>
3778 * fixinc/fixincl.c(process): don't skip GLIBC files any more.
3779 * fixinc/hackshell.tpl: ditto
3780 * fixinc/fixtests.c(double_slash_test): more C++ header testing
3781 * fixinc/inclhack.def(AAB_fd_zero_glibc*): corrected spelling of mach
3783 1999-11-29 Bernd Schmidt <bernds@cygnus.co.uk>
3785 * reload.c (push_reload): When looking for a register to put into
3786 reg_rtx, make sure all hard regs in a multi-reg register are in the
3787 right class and nonfixed.
3789 * haifa-sched.c (reg_last_uses, reg_last_sets, reg_last_clobbers,
3790 pending_read_insns, pending_write_insns, pending_read_mems,
3791 pending_write_mems, pending_list_length, last_pending_memory_flush,
3792 last_function_call, sched_before_next_call): Move static variables
3794 (bb_ prefixed versions): Replace with single array bb_deps.
3795 (struct deps): New structure.
3796 (add_insn_mem_dependence, flush_pending_lists, sched_analyze_1,
3797 sched_analyze_2, sched_analyze_insn, sched_analyze): Accept new
3798 argument of type "struct deps *"; use that instead of global
3799 variables. All callers changed.
3800 (init_rgn_data_dependencies): Delete function.
3801 (init_rtx_vector): Delete function.
3802 (init_deps): New function.
3804 (free_pending_lists): Simplify, we always use the bb_deps array even
3805 if only one basic block.
3806 (compute_block_backward_dependences): Likewise.
3807 (schedule_region): Likewise.
3809 (propagate_deps): New function, broken out of
3810 compute_block_backward_dependences.
3811 (compute_block_backward_dependences): Use it.
3813 * alpha.md: Delete useless patterns that tried to work around
3814 register elimination problems.
3816 * unroll.c (loop_iterations): Don't abort if iteration variable
3819 From Joern Rennecke:
3820 * reload1.c (reloads_conflict): Reverse test comparing operand
3821 numbers when testing for conflict between output/outaddr reloads.
3823 1999-11-29 David S. Miller <davem@redhat.com>
3825 * config/sparc/sparc.c (init_cumulative_args): Fix type of third
3827 * config/sparc/sparc-protos.h: Update proto, move into RTX_CODE.
3829 1999-11-28 Robert Lipe <robertl@cygnus.com>
3831 * i386/sco5.h (FINI_SECTION_ASM_OP_COFF): Move destructor fn
3832 table from .fini into .dtor.
3834 1999-11-28 Anthony Green <green@cygnus.com>
3836 * tree.h (struct tree_decl): Add malloc_flag.
3837 (DECL_IS_MALLOC): Define.
3838 * c-common.c (attrs): Add A_MALLOC attribute.
3839 (init_attributes): Add this attribute to the table.
3840 (decl_attributes): Handle malloc attribute.
3841 * calls.c (special_function_p): Check for the malloc attribute.
3842 * extend.texi (Function Attributes): Document malloc attribute.
3844 Sun Nov 28 13:21:00 1999 Jeffrey A Law (law@cygnus.com)
3846 * pa.md (reload shift-add patterns): Remove.
3848 1999-11-28 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
3850 * reorg.c (dbr_schedule) Print more statistics. Corrected
3851 problem when printing info when 3 delay slots are filled.
3853 1999-11-28 Jakub Jelinek <jakub@redhat.com>
3855 * combine.c (setup_incoming_promotions): Pass an outgoing
3856 regno to FUNCTION_ARG_REGNO_P which it expects.
3858 1999-11-28 Andreas Jaeger <aj@suse.de>
3860 * mips/linux.h (CPP_PREDEFINES): Undefine before redefining.
3862 Sun Nov 28 00:48:15 1999 Philippe De Muyter <phdm@macqel.be>
3864 * cccp.c (do_include): Avoid initialization of automatic variable.
3866 * integrate.c (mark_stores): Function definition made void, to match
3867 previous declaration.
3868 * regclass.c (dump_regclass): Ditto.
3869 * Makefile.in (WARN_CFLAGS): Macro augmented by `-Wtraditional'.
3871 Sat Nov 27 08:38:26 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3873 * expr.c (store_constructor): Use EXACT_DIV_EXPR when dividend is
3874 known to be multiple of divisor.
3876 * expr.c (store_constructor): Don't clobber TARGET if CLEARED.
3878 * combine.c (try_combine): Add code to try to merge a set of a
3879 two-word pseudo to a constant with a setting of one of those words
3882 * fold-const.c (negate_expr, associate_trees, extract_muldiv): New.
3883 (split_tree): Completely rework to make more general.
3884 (make_range, fold): Call negate_expr.
3885 (fold, case NEGATE_EXPR): Simplify -(a-b) is -ffast-math.
3886 (fold, associate): Call new split_tree and associate_trees.
3887 (fold, case MULT_EXPR, case *_{DIV,MOD}_EXPR): Call extract_muldiv.
3889 1999-11-26 Bernd Schmidt <bernds@cygnus.co.uk>
3891 * loop.c (try_copy_prop): Avoid GNU C extension.
3893 1999-11-25 Mark Mitchell <mark@codesourcery.com>
3895 * except.c (init_eh_for_function): Still zero eh_return_context,
3896 eh_return_stack_adjust, and eh_return_handler.
3898 * except.h (eh_status): Adjust documentation for x_protect_list.
3899 (begin_protect_partials): New function.
3900 * except.c (enqueue_eh_entry): Fix formatting.
3901 (get_first_handler): Add consistency check.
3902 (add_partial_entry): Adjust usage of protect_list.
3903 (emit_cleanup_handler): Save and restore ehqueue.
3904 (expand_start_all_catch): Add comment.
3905 (begin_protect_partials): New function.
3906 (end_protect_partials): Adjust usage of protect_list.
3907 (init_eh_for_function): Use xcalloc.
3909 1999-11-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3911 * c-common.c (check_format_info): Don't call a variadic function
3912 with a non-literal format string.
3914 * c-decl.c (grokdeclarator, start_struct, finish_struct): Likewise.
3916 * c-typeck.c (build_component_ref, build_unary_op, lvalue_or_else,
3917 pedantic_lvalue_warning, error_init, pedwarn_init, warning_init):
3920 * cccp.c (check_macro_name, do_xifdef, vwarning_with_line):
3923 * collect2.c (collect_wait): Likewise.
3925 * dbxout.c (dbxout_type): Likewise.
3927 * gcc.c (do_spec_1): Likewise.
3929 * genemit.c (gen_insn, gen_expand): Likewise.
3931 * genrecog.c (write_switch, write_subroutine): Likewise.
3933 * mips-tfile.c (catch_signal, botch): Likewise.
3935 * print-rtl.c (print_rtx): Likewise.
3937 * toplev.c (default_print_error_function, report_error_function,
3938 _fatal_insn): Likewise.
3940 1999-11-25 Mark Mitchell <mark@codesourcery.com>
3942 * tree.c (unsave_expr_now): Handle NULL_TREE as input.
3944 Wed Nov 24 17:08:09 MET 1999 Jan Hubicka <hubicka@freesoft.cz>
3946 * reg-stack.c (subst_stack_regs_pat): Swap operands in commutative
3947 operations when needed.
3948 * i386.md (fop_?f_comm): New.
3949 (fop_?f_1): Do not accept commutative operands.
3951 1999-11-25 Andreas Jaeger <aj@suse.de>
3953 * config/mips/mips.md (casesi_internal): Add missing brace.
3955 1999-11-25 Jason Merrill <jason@casey.cygnus.com>
3957 * dwarf2out.c (pend_type, output_pending_types_for_scope): Lose.
3958 (splice_child_die): Handle moving a child DIE from the declaration
3959 DIE of a class to its specification.
3960 (gen_struct_or_union_type_die): Use 'complete' consistently.
3961 (gen_decl_die): Generate the virtual context DIE first.
3962 Use decl_ultimate_origin instead of DECL_ABSTRACT_ORIGIN.
3964 1999-11-24 Gavin Romig-Koch <gavin@cygnus.com>
3966 * config/mips/mips.md (call_value_multiple_interanal1): New.
3968 1999-11-24 Jason Merrill <jason@casey.cygnus.com>
3970 * dwarf2out.c (free_AT, free_die): New fns.
3971 (remove_children): Call them.
3972 (output_line_info): Disable removal of duplicate notes.
3974 Generate minimal debug info for types with TYPE_DECL_SUPPRESS_INFO set.
3975 * dwarf2out.c (gen_struct_or_union_type_die): TYPE_DECL_SUPPRESS_INFO
3976 means pretend the type isn't defined.
3977 Don't defer emitting types.
3978 (gen_type_die_for_member): New fn.
3979 (gen_decl_die): Call it.
3980 (splice_child_die): New fn.
3981 (gen_member_die): Call it rather than generate duplicate dies.
3983 Defer emitting information for the abstract instance of an inline
3984 until we either inline it or emit an out-of-line copy.
3985 * dwarf2out.c (decl_ultimate_origin): Ignore DECL_ABSTRACT_ORIGIN
3986 from output_inline_function if DECL_ABSTRACT is also set.
3987 (block_ultimate_origin): Likewise.
3988 (gen_abstract_function): New fn.
3989 (gen_decl_die, gen_inlined_subroutine_die): Call it.
3990 (gen_subprogram_die): An abstract instance is not a declaration
3991 just because it doesn't match current_function_decl. Don't abort
3992 because DECL_DEFER_OUTPUT isn't set. Do abort if a declaration
3993 has an abstract origin.
3994 * toplev.c (rest_of_compilation): Don't emit dwarf2 info for the
3995 abstract instance here.
3997 Wed Nov 24 18:39:18 1999 Andrew Haley <aph@cygnus.com>
3999 * config/sh/sh.h (SECONDARY_OUTPUT_RELOAD_CLASS): Add the case
4000 where we need to reload fpul from a system register.
4002 1999-11-24 Andreas Jaeger <aj@suse.de>
4004 * config/mips/linux.h (CPP_PREDEFINES): Added.
4005 (LINK_SPEC): Remove -Y since this is only needed on sparc.
4007 1999-11-24 Andreas Jaeger <aj@suse.de>
4009 * config/mips/linux.h (TARGET_VERSION): Added.
4010 (HANDLE_SYSV_PRAGMA): Added.
4011 (DEFAULT_VTABLE_THUNKS): Added.
4013 Wed Nov 24 14:12:15 MET 1999 Jan Hubicka <hubicka@freesoft.cz>
4015 * local-alloc.c (qty): New structure and static variable.
4016 (qty_phys_reg): Remove, all references changed to qty.
4017 (qty_n_refs): Likewise.
4018 (qty_min_class): Likewise.
4019 (qty_birth): Likewise.
4020 (qty_death): Likewise.
4021 (qty_size): Likewise.
4022 (qty_mode): Likewise.
4023 (qty_n_calls_crossed): Likewise.
4024 (qty_alternate_class): Likewise.
4025 (qty_changes_size): Likewise.
4026 (qty_first_reg): Likewise.
4027 (alloc_qty): Rename variable QTY to QTYNO.
4028 (finf_free_reg): Likewise.
4029 (local_alloc): Allocate qty, do not allocate the removed variables.
4031 Wed Nov 24 17:26:05 1999 Geoffrey Keating <geoffk@cygnus.com>
4033 * config/mips/mips.h (ASM_SPEC): Don't pass -G to the assembler
4034 when -membedded-pic is passed.
4036 * config/mips/mips.md (casesi): Handle 64-bit case too.
4037 (casesi_internal_di): New insn.
4039 * config/mips/mips.c (embedded_pic_offset): Always make the
4040 embedded-pic subtractions relative to the name of the current
4041 function by use of the magic string "..CURRENT_FUNCTION".
4042 * config/mips/mips.h (ASM_OUTPUT_LABELREF): Make the magic happen.
4044 1999-11-24 Geoffrey Keating <geoffk@cygnus.com>
4046 * config/mips/mips.md (div_trap_normal): Don't ask for the REGNO
4047 of (const_int 0), when what we really care about is
4048 whether it's a zero constant anyway.
4049 (div_trap_mips16): Likewise.
4051 1999-11-23 Mark Mitchell <mark@codesourcery.com>
4053 * loop.c (loop_optimize): Always find_loop_tree_blocks and
4054 unroll_block_trees when generating debuggable code.
4056 * tree.h (unsave_expr_1): New function.
4057 (lang_unsave): New variable.
4058 (get_callee_fndecl): New function.
4059 * tree.c (unsave_expr_now_r): New function.
4060 (lang_unsave): Define.
4061 (unsave_expr_1): Likewise.
4062 (unsave_expr_now_r): Split out from unsave_expr_now.
4063 (unsave_expr_now): Call lang_unsave if it is non-NULL. Otherwise,
4064 call unsave_expr_now_r.
4065 (get_callee_fndecl): Define.
4067 * Makefile.in (gencheck): Don't depend on lang_tree_files.
4068 (gencheck.o): Do depend on lang_tree_files.
4070 * integrate.h (copy_decl_for_inlining): New declaration.
4071 * integrate.c (copy_and_set_decl_abstract_origin): Remove.
4072 (copy_decl_for_inlining): New function.
4073 (integrate_parm_decls): Use it.
4074 (integrate_decl_tree): Likewise.
4076 1999-11-23 Gavin Romig-Koch <gavin@cygnus.com>
4078 * config/mips/mips.h (ISA_HAS_FP4,ISA_HAS_CONDMOVE,ISA_HAS_8CC): Split
4079 the second two from the first.
4080 (CONDITIONAL_REGISTER_USAGE): Use ISA_HAS_8CC rather than ISA_HAS_FP4.
4081 * config/mips/mips.md (movcc,reload_incc,reload_outcc,
4082 conditional move): Use ISA_HAS_CONDMOVE or ISA_HAS_8CC rather than
4084 * config/mips/mips.c (mips_move_1word,gen_conditional_branch,
4085 override_options): Use ISA_HAS_CONDMOVE or ISA_HAS_8CC rather than
4088 Tue Nov 23 11:15:04 1999 Jeffrey A Law (law@cygnus.com)
4090 * pa.md (call_internal_symref, call_value_internal_symref): No mode
4091 needed on the address operand.
4092 * pa.c (call_operand_address): Check for the correct mode.
4094 1999-11-23 Bernd Schmidt <bernds@cygnus.co.uk>
4096 * loop.c: Include "basic-block.h".
4097 (try_copy_prop, replace_loop_reg): New functions.
4098 (load_mems): Detect registers that just hold copies of the hoisted
4099 mem, and call try_copy_prop to eliminate them.
4100 * Makefile.in (loop.o): Update dependencies.
4102 Tue Nov 23 01:03:29 1999 Hans-Peter Nilsson <hp@axis.com>
4104 * Makefile.in (gencheck.o): Depend on gencheck.h.
4105 (insn-emit.o): Depend on flags.h, hard-reg-set.h and resource.h.
4106 (insn-peep.o): Depend on except.h and function.h.
4107 (insn-attrtab.o): Depend on RECOG_H.
4108 (insn-output.o): Depend on toplev.h and flags.h.
4109 (gengenrtl.o): Depend on real.h.
4110 (gen-protos.o): Depend on cpplib.h and cpphash.h.
4111 Unify all dependencies to be on RECOG_H rather than recog.h.
4113 Tue Nov 23 00:57:10 1999 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4115 From Casper H.S. Dik on comp.unix.solaris, 23 Oct 1998:
4116 * configure.in: Try building a bi-arch 32/64-bit compiler on
4117 sparc-*-solaris2.7 and higher.
4118 * configure: Rebuild.
4120 Mon Nov 22 23:09:44 1999 David O'Brien <obrien@FreeBSD.org>
4122 * config/freebsd.h: New, FreeBSD architecture independent file.
4123 * config/i386/freebsd-elf.h: removed FreeBSD architecturally
4125 * config/i386/freebsd.h: include i386/perform.h via tm.h rather than
4126 directly by i386/freebsd.h.
4127 * configure.in (*-*-freebsdelf): Include new FreeBSD architecturally
4128 independent configuration file.
4129 (*-*-freebsdelf): Include i386/perform.h via tm.h rather than
4130 directly by i386/freebsd.h.
4131 * configure: Rebuilt.
4133 * xm-i386.h: Define `__i386__' if not defined, rather than `i386'
4134 which is in the user's namespace.
4135 * libgcc2.c: Look for the ANSI-C approved `__i386__' symbol, vs.
4136 `i386' which is not in our namespace.
4138 Mon Nov 22 22:58:01 1999 "R. Kelley Cook" <KelleyCook@attglobal.net>
4140 * invoke.texi (ARM Options): Add in -mno-alignment-traps
4142 1999-11-22 Jason Merrill <jason@casey.cygnus.com>
4144 * dwarf2out.c (die_struct): Remove die_attr_last and die_child_last.
4145 (add_dwarf_attr, add_child_die): Just push onto the front.
4146 (reverse_die_lists): New fn.
4147 (add_sibling_attributes): Use it.
4148 (push_decl_scope): Reorganize.
4149 (add_name_and_src_coords_attributes): Don't set file and line for
4151 (gen_subprogram_die): An artificial function doesn't need to match
4153 (gen_compile_unit_die): Return the generated die. Only add
4154 AT_comp_dir if the filename is relative.
4155 (remove_AT): Simplify loop. Also free string values.
4156 (output_die): A DIE ref can't be null.
4157 (output_value_format, value_format): Take a dw_attr_ref.
4158 (dwarf_last_decl, is_extern_subr_die, sibling_offset): Remove.
4159 (AT_class, AT_flag, AT_int, AT_unsigned, AT_string, AT_ref, AT_loc,
4160 AT_addr, AT_lbl): New fns.
4161 (various): Use them.
4162 (various): Constify.
4164 Mon Nov 22 23:53:50 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
4166 * combine.c (combine_simplify_rtx): When handling a SUBREG,
4167 take SUBREG_WORD into account.
4168 (if_then_else_cond): Likewise.
4170 1999-11-22 Jason Merrill <jason@casey.cygnus.com>
4172 * gmon.c, i386/gmon-sol2.c, sparc/gmon-sol2.c: Remove advertising
4173 clause from BSD license, pursuant with
4175 ftp://ftp.cs.berkeley.edu/pub/4bsd/README.Impt.License.Change
4177 1999-11-22 Bernd Schmidt <bernds@cygnus.co.uk>
4179 * loop.c (load_mems): Reformat slightly.
4180 * basic-block.h (regset_head): New typedef.
4181 (INIT_REG_SET): New macro.
4183 1999-11-22 Bruce Korb <autogen@linuxbox.com
4185 * fixinc/mkfisinc.sh(i?86-*-linux): disable script, run fixincl exe
4186 (mips-dec-bsd*): non-functional code
4187 (alpha*-*-linux-gnu*): redundant, duplicated by "*-*-linux-gnu*"
4189 * fixinc/inclhack.def(AAB_fd_zero_glibc_*):
4190 added three replacement fixes
4191 (no_double_slash): removed comments that are not (any longer) pertinent
4192 (bad_lval): this fix currently runs against many files.
4193 The comment seems to indicate that we should select for files
4194 containing 'pragma extern_prefix'.
4196 * fixinc/fixinc.x86-linux-gnu: deleted
4197 * fixinc/inclhack.sh: regen
4198 * fixinc/fixincl.x: regen
4199 * fixinc/fixincl.sh: regen
4201 Fri Nov 12 14:08:40 1999 Andrew Haley <aph@cygnus.com>
4203 * emit-rtl.c (gen_sequence): Only return the pattern of an insn if
4204 its code is INSN and it has no notes.
4206 1999-11-22 Andrew Haley <aph@cygnus.com>
4208 * varasm.c (function_defined): Remove.
4209 (make_function_rtl): Don't set function_defined.
4210 (make_decl_rtl): Remove global register warning.
4211 * regclass.c (no_global_reg_vars): New variable.
4212 (globalize_reg): Warn if function has already been defined.
4213 (regclass_init): Set no_global_reg_vars.
4215 Mon Nov 22 14:42:22 MET 1999 Jan Hubicka <hubicka@freesoft.cz>
4217 * regclass.c (reg_pref): New structure and static variable
4218 (prefclass): Delete.
4220 (all uses of prefclass and altclass): Use reg_pref instead.
4222 1999-11-21 Nick Clifton <nickc@cygnus.com>
4224 * invoke.texi (ARM Options): Replace -mshort-load-bytes with
4226 (arm.h): Replace -mshort-load-bytes with -malignment-traps.
4227 (arm.c): Replace TARGET_SHORT_BY_BYTES with TARGET_MMU_TRAPS.
4228 (arm.md): Replace TARGET_SHORT_BY_BYTES with TARGET_MMU_TRAPS.
4230 Sun Nov 21 17:11:13 1999 Geoffrey Keating <geoffk@cygnus.com>
4232 * varasm.c (output_constructor): Solve problem with long long
4233 bitfields, even on BYTES_BIG_ENDIAN machines (testcase 991118-1).
4235 Fri Nov 19 05:48:45 CET 1999 Jan Hubicka <hubicka@freesoft.cz>
4237 * global.c (allocno): New structure and static variable.
4238 (allocno_reg): Remove, all references replaced by allocno.
4239 (allocno_size): Likewise.
4240 (hard_reg_conflicts): Likewise.
4241 (hard_reg_preferences): Likewise.
4242 (hard_reg_copy_preferences): Likewise.
4243 (hard_reg_full_preferences): Likewise.
4244 (regs_someone_prefers): Likewise.
4245 (allocno_calls_crossed): Likewise.
4246 (allocno_n_refs): Likewise.
4247 (allocno_live_length): Likewise.
4248 (find_reg): Rename ALLOCNO to NUM.
4250 * regclass.c (may_move_in_cost): Rename from may_move_cost, all
4252 (may_move_out_cost): New variable.
4253 (init_reg_sets_1): Initialize may_move_out_cost.
4254 (record_reg_classes): Use may_move_out_cost.
4256 * regclass.c (dump_regclass): New function.
4257 (regclass): New parameter DUMP, call DUMP_REGCLASS.
4258 * toplev.c (rest_of_compilation): Open lreg dump file before regclass,
4259 pass rtl_dump_file to regclass.
4260 * rtl.h (regclass): Update prototype.
4262 Fri Nov 19 06:32:19 CET 1999 Jan Hubicka <hubicka@freesoft.cz>
4264 * i386.md (neg, not and abs patterns): Revmap to use
4265 ix86_expand_unary_operator and ix86_unary_operator_ok.
4266 (add?f and sub?f expanders): Force operand 1 to register.
4267 * i386.c (ix86_expand_unary_operator): Rewrite.
4268 (ix86_unary_operator_ok): Ensure that memory operands
4270 (ix86_binary_operator_ok): Do not allow operand 1 to
4271 come into memory and operand 0 not.
4272 (ix86_expand_binary_operator): Ensure that
4273 src1 is not non-matching memory.
4275 * i386.md (negs?2): Rewrite to expanders, new patterns and splitters
4276 to support integer registers and memory.
4277 (abss?2_integer): Likewise.
4279 * i386.h (enum reg_class): Add FLOAT_INT_REGS.
4280 (REG_CLASS_NAMES): Likewise.
4281 (REG_CLASS_CONTENTS): Define FLOAT_INT_REGS as union of FLOAT_REGS
4283 * i386.md (pushsf): Do not preferre FLOAT_REGS over GENERAL_REGS.
4284 (movsf): Likewise; unify 4th and 5th alternative.
4286 (movdf_1): Likewise; rename to movdf_integer.
4287 (pushxf): Likewise; rename to pushxf_integer; fix output template;
4288 remove redundant splitter.
4289 (movxf_1): Likewise; rename to movxf_integer; fix splitter's condition.
4290 (movdf_nointeger): New.
4291 (movxf_nointeger): New.
4292 (pushxf_nointeger): New.
4294 * i386.md (extend?f?f): Split to expander and pattern, refuse two
4295 memory operands in patterns.
4296 (fop*): Refuse two memory operands.
4298 * i386.md (ashrsi3_31): Allow cltd when optimizing for size even
4299 on !TARGET_USE_CLTD CPUs.
4301 Fri Nov 19 10:41:15 GMT 1999 Nathan Sidwell <nathan@acm.org>
4303 * extend.texi: Document C++ restricted pointers and references.
4305 1999-11-19 Bernd Schmidt <bernds@cygnus.co.uk>
4307 * cse.c (addr_affects_sp): No longer conditional on AUTO_INC_DEC.
4308 (invalidate_skipped_set): Call it unconditionally.
4309 (cse_set_around_loop): Likewise.
4311 Thu Nov 18 17:29:34 MST 1999 Diego Novillo <dnovillo@cygnus.com>
4313 * rtl.texi (mem): Add documentation for alias-set argument
4316 Fri Nov 18 13:39:22 CET 1999 Jan Hubicka <hubicka@freesoft.cz>
4318 * i386.h (struct_processor_costs): New fields int_load, int_store,
4319 fp_move, fp_load and fp_store
4320 (REGISTER_MOVE_COST): Fix comment, calculate exactly the cost of
4322 (MEMORY_MOVE_COST): New macro.
4323 * i386.c (386_cost): Define new fields.
4324 (i486_cost): Likewise.
4325 (pentium_cost): Likewise.
4326 (pentiumpro_cost): Likewise.
4327 (k6_cost): Likewise.
4329 Fri Nov 19 11:11:55 1999 Greg McGary <gkm@gnu.org>
4330 Geoffrey Keating <geoffk@cygnus.com>
4332 * config/m68k/m68kelf.h: Suppress '/* within comment' warning.
4334 * config/m68k/m68k.h (MASK_PCREL): Don't use same value as
4337 * config/m68k/m68k.h (MASK_NO_STRICT_ALIGNMENT): New macro.
4338 (TARGET_STRICT_ALIGNMENT): New macro.
4339 (TARGET_SWITCHES): Add "strict-align" and "no-strict-align".
4340 (STRICT_ALIGNMENT): Depend on TARGET_STRICT_ALIGNMENT.
4341 * invoke.texi (M680x0 Options): Document -mstrict-align.
4343 Thu Nov 18 11:10:03 1999 Jan Hubicka <hubicka@freesoft.cz>
4344 Richard Henderson <rth@cygnus.com>
4346 * i386-protos.h (split_xf, ix86_split_movdi): Remove.
4347 (ix86_split_long_move): Declare.
4348 * i386.c (split_xf, ix86_split_movdi): Remove.
4349 (ix86_split_to_parts, ix86_split_long_move): New.
4350 * i386.md (dimode move splitters): Use ix86_split_long_move.
4351 (dfmode move splitters): Likewise.
4352 (xfmode move splitters): Likewise.
4353 (movsf_1): Allow F->r.
4354 (movdf_1, movxf_1): Allow F->ro.
4356 1999-11-17 Mark Mitchell <mark@codesourcery.com>
4358 * except.h (struct eh_entry): Add goto_entry_p.
4359 (eh_region_from_symbol): Remove prototype.
4360 * except.c (find_func_region_from_symbol): New function.
4361 (emit_cleanup_handler): Likewise.
4362 (eh_region_from_symbol): Make it static.
4363 (add_new_handler): Verify the argument.
4364 (find_func_region): Update comment.
4365 (expand_eh_region_end): Expand handlers here, rater than waiting
4366 until expand_leftover_cleanups or start_all_catch.
4367 (expand_leftover_cleanups): Don't expand here.
4368 (expand_start_all_catch): Or here.
4369 (expand_rethrow): Check the return value from find_func_region.
4370 * function.c (expand_function_end): Emit the catch_clauses.
4372 1999-11-18 Gavin Romig-Koch <gavin@cygnus.com>
4374 * integrate.c (expand_inline_function): Add necessary check for NULL.
4376 1999-11-18 Nick Clifton <nickc@cygnus.com>
4378 * toplev.c (main): Correctly detect an unrecognised option.
4380 * cppinit.c (cpp_handle_option): Do not claim to have consumed
4381 a -f option if it has not been recognised.
4383 Thu Nov 18 00:59:11 1999 Michael Gschwind <mikeg@alagoas.watson.ibm.com>
4385 * basic-block.h (update_life_extent): Remove trailing comma on
4386 enumeration type list.
4388 1999-11-18 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
4390 * varasm.c (output_constructor) Solved problem with long long
4391 bitfields. Corrected calculating this_time and shift. Also
4392 corrected calculating mask when BITS_PER_UNIT == 32 (c4x).
4394 Wed Nov 17 23:46:14 1999 Jeffrey A Law (law@cygnus.com)
4396 * flow.c (split_edge): Take looping structure into account when
4397 determining where to put the new block note.
4399 Wed Nov 17 20:42:43 1999 Jeff Holcomb <jeffh@cygnus.com>
4401 * Makefile.in (ggc-none.o): Provide host specific version if
4404 Wed Nov 17 16:51:23 1999 Richard Henderson <rth@cygnus.com>
4406 * cse.c (delete_trivially_dead_insns): Identify no-op insns
4407 containing subregs too.
4409 Wed Nov 17 17:39:48 MST 1999 Diego Novillo <dnovillo@cygnus.com>
4411 * invoke.texi: Add documentation for -muninit-const-in-rodata.
4412 * config/mips/mips.h (MASK_UNINIT_CONST_IN_RODATA): Define.
4413 (TARGET_UNINIT_CONST_IN_RODATA): Define.
4414 (text_section): Add switches -munint-const-in-rodata and
4415 -mno-uninit-const-in-rodata.
4416 (ASM_OUTPUT_COMMON): Remove.
4417 (ASM_OUTPUT_ALIGNED_DECL_COMMON): Define. Check if uninitialized
4418 const objects should be placed in read-only data. Otherwise declare
4421 Wed Nov 17 16:38:32 1999 Richard Henderson <rth@cygnus.com>
4423 * jump.c (jump_optimize_1): Revert last change.
4425 Wed Nov 17 15:18:30 1999 Richard Henderson <rth@cygnus.com>
4427 * jump.c (jump_optimize_1): Don't try to duplicate the loop exit
4428 test if optimizing for size.
4430 1999-11-17 Mark Mitchell <mark@codesourcery.com>
4432 * Makefile.in (toplev.o): Depend on except.h.
4433 (dwarf2out.o,loop.o,flow.o,haifa-sched.o): Likewise.
4435 Mon Nov 15 22:45:39 CET 1999 Jan Hubicka <hubicka@freesoft.cz>
4437 * i386.md (divmodsi4): Rewrite to expander.
4438 (*divmodsi4_nocltd): New.
4439 (*divmodsi4_cltd): New.
4440 (divmodsi4 splitter): Handle the case when input comes in edx.
4441 (udivmodhi4): Do not use constraints in exander.
4442 (ashrsi3_31): Conditionize by TARGET_USE_CLTD.
4444 1999-11-17 Jason Merrill <jason@yorick.cygnus.com>
4446 * dwarf2out.c (push_decl_scope): Still use decl_scope_depth - 1
4447 for the common case.
4449 1999-11-16 Jakub Jelinek <jakub@redhat.com>
4451 * explow.c (hard_function_value): Add outgoing argument.
4452 * expr.h (hard_function_value): Declare it.
4453 * calls.c (expand_call, emit_library_call_value): Update callers.
4454 * function.c (aggregate_value_p): Ditto.
4455 (diddle_return_value): Must look at the outgoing registers
4456 on archs with register windows.
4458 Mon Nov 15 20:46:45 1999 Richard Henderson <rth@cygnus.com>
4460 * alpha.c (alpha_build_va_list): Use make_lang_type and
4461 initialize TYPE_NAME for the va_list record.
4463 * flow.c (calculate_global_regs_live): Zero bb->aux to begin.
4465 * ggc-common.c (ggc_print_statistics): Cast size_t to unsigned long
4467 * ggc.h (struct ggc_statistics): Rearrange elements for better
4468 packing on 64-bit hosts.
4469 * lcm.c (compute_laterin): Store a size_t not an int in bb->aux.
4470 (compute_nearerout): Likewise.
4472 Tue Nov 16 14:37:52 1999 Geoffrey Keating <geoffk@cygnus.com>
4474 * config/rs6000/rs6000.c (first_reg_to_save): Save
4475 PIC_OFFSET_TABLE_REGNUM when -fpic even though it is fixed.
4477 1999-11-15 Jason Merrill <jason@casey.cygnus.com>
4479 * dwarf2out.c (scope_die_for): Don't rely on the decl_scope_table
4480 notion of nesting to find the DIE for a type or function.
4481 DIEs can go in limbo even if we got a context_die.
4482 (push_decl_scope): Our context doesn't need to be in decl_scope_table.
4483 (gen_struct_or_union_type_die): Don't use TREE_PERMANENT to test
4485 (gen_decl_die): Ignore NAMESPACE_DECLs for now.
4486 (gen_type_die): Writing out the context doesn't cause member class
4487 template instantiations to be written out as well.
4489 Mon Nov 15 15:33:18 1999 Richard Henderson <rth@cygnus.com>
4491 * rs6000.h (ASM_OUTPUT_DEF): New.
4492 Based on proposed addition from David Edelsohn.
4494 1999-11-15 Robert Lipe <RobertLipe@usa.net>
4495 Bruce Korb <autogen@linuxbox.com>
4497 * fixinc/inclhack.def
4498 (AAB_svr4_replace_byteorder): added. Takes advantage of GCC features
4499 (unixware7_byteorder_fix): added. Removes conflicts for new defs
4501 (svr5_mach_defines): added. Like svr4_mach_defines, with new syntax
4502 (svr4_endian): enabled with SVR5
4503 (svr4_mkdev): simplified syntax and enabled with SVR5
4505 Sun Nov 14 18:49:37 1999 David O'Brien <obrien@FreeBSD.org>
4507 * configure.in: Handle libgcc2 threads support on FreeBSD platforms.
4508 * configure: Rebuilt.
4509 * config/t-freebsd-thread: New file.
4511 Sun Nov 14 23:11:05 1999 Jeffrey A Law (law@cygnus.com)
4513 * i386.c (ix86_decompose_address): Verify the base is a REG
4514 before trying to examine its register number.
4516 * basic-block.h: Remove all #defines and prototypes related to
4518 (free_bb_mem, compute_preds_succs): Remove prototype.
4519 * rtl.h (free_bb_mem): Remove prototype.
4520 * flow.c (alloc_int_list_node); Remove function.
4521 (add_inst_list_node, free_int_list, add_pred_succ): Likewise.
4522 (compute_preds_succs, free_bb_mem): Likewise.
4523 * gcse.c (gcse_main): Do not call free_bb_mem anymore.
4524 * toplev.c (rest_of_compilation): Likewise.
4525 * haifa-sched.c (build_control_flow): Use flow generated edge
4526 list to build the haifa specific edge list.
4527 (find_rgns): Use new CFG data structures instead of pred/succ lists.
4528 (schedule_insns): Do not build pred/succ lists anymore. Instead
4529 build the edge table.
4531 * basic-block.h (dump_bb_data): Remove declaration.
4532 * flow.c (dump_bb_data): Remove function.
4533 * sbitmap.c (sbitmap_intersect_of_predsucc): Delete function.
4534 (sbitmap_union_of_predsucc): Likewise.
4536 * gcse.c (delete_null_pointer_checks_1): Kill unused s_preds
4537 argument. All callers changed.
4538 (delete_null_pointer_checks_1): No longer need to compute the
4541 * gcse.c (pre_expr_reaches_here_p): Kill CHECK_PRE_COM argument.
4542 All callers changed.
4543 (pre_expr_reaches_here_p_work): Likewise.
4544 (pre_edge_insert): No longer call pre_expr_reaches_here_p.
4545 * lcm.c (compute_laterin): Fix initialization of LATER.
4546 (compute_nearerout): Similarly for NEARER.
4548 Sun Nov 14 12:41:57 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4550 * cse.c (set_nonvarying_address_components): Delete unused function.
4551 (refers_to_p): Likewise.
4553 Fri Nov 12 20:53:22 1999 Jeffrey A Law (law@cygnus.com)
4555 * function.c (diddle_return_value): Set REG_FUNCTION_VALUE_P as
4558 Sat Nov 13 16:20:09 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
4560 * defaults.h (ASM_OUTPUT_ALTERNATE_LABEL_NAME): Wrap macro
4561 definition in do while (0).
4563 Fri Nov 12 16:26:25 1999 Jim Wilson <wilson@cygnus.com>
4565 * stmt.c (pushcase, pushcase_range): Partially revert Oct 28 change.
4567 Fri Nov 12 12:43:49 1999 Richard Henderson <rth@cygnus.com>
4569 * unroll.c (unroll_loop): Make temp an unsigned HOST_WIDE_INT.
4571 Fri Nov 12 15:14:19 1999 Vladimir Makarov <vmakarov@tofu.to.cygnus.com>
4573 * i960.h (CAN_DEBUG_WITHOUT_FP): Don't define it.
4574 (FRAME_POINTER_REQUIRED): Don't worry about nonlocal goto.
4575 (ELIMINABLE_REGS, CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET): New.
4576 (INITIAL_FRAME_POINTER_OFFSET): Remove it.
4578 * i960.c (i960_function_prologue): Don't allocate space for g8-g11
4579 saved on the stack. Output more accurate stack frame statistics
4580 into assembler file.
4582 1999-11-12 11:47 -0800 Zack Weinberg <zack@bitmover.com>
4584 * genextract.c (record_insn_name): New function.
4585 (get_insn_name): No longer a stub.
4586 (main): Call record_insn_name for each insn. After each label
4587 written, print the insn name in a comment.
4589 Fri Nov 12 13:45:02 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4591 * output.h (const_section, init_section, fini_section): Add
4594 * alpha/elf.h (const_section): Delete declaration.
4596 * svr4.h (const_section): Likewise.
4598 Fri Nov 12 08:54:22 1999 Mark Mitchell <mark@codesourcery.com>
4600 * tree.h (SAVE_EXPR_PERSISTENT_P): New macro.
4601 * tree.c (array_type_nelts): Don't handle SAVE_EXPRs specially.
4602 (unsave_expr_now): Don't unsave SAVE_EXPR_PERSISTENT_P
4604 * stor-layout.c (variable_size): Set SAVE_EXPR_PERSISTENT_P on
4605 variable-sized array bounds.
4607 Fri Nov 12 08:04:45 1999 Catherine Moore <clm@cygnus.com>
4609 * defaults.h (ASM_OUTPUT_ALTERNATE_LABEL_NAME): Use
4612 Fri Nov 12 13:31:54 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4614 * config/arm/arm.h (LEGITIMIZE_RELOAD_ADDRESS): Treat QImode
4615 addresses the same way GO_IF_LEGITIMATE_INDEX does.
4617 Fri Nov 12 12:36:04 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4619 * cse.c (hash_arg_in_struct): Delete.
4620 (struct table_elt): Delete elt in_struct.
4621 (struct set): Delete elt src_in_struct.
4622 (merge_equiv_classes): Don't set either hash_arg_in_struct or
4623 the corresponding in_struct elts.
4624 (canon_hash): Likewise.
4625 (safe_hash): Likewise.
4626 (find_best_addr): Likewise.
4627 (record_jump_cond): Likewise.
4628 (cse_insn): Likewise.
4630 Thu Nov 11 19:45:24 1999 Jim Wilson <wilson@cygnus.com>
4632 * loop.c (invariant_p, case MEM): Put MEM_VOLATILE_P check back.
4634 * dbxout.c (dbxout_type, case INTEGER_TYPE): Handle too large
4637 Thu Nov 11 18:54:24 1999 Jeffrey A Law (law@cygnus.com)
4639 * function.c (diddle_return_value): Put back check that the DECL_RTL
4640 for the function is a register.
4642 * function.c (diddle_return_value): Use hard_function_value to
4643 get an rtx suitable for use in the USE/CLOBBER insn.
4645 * global.c (global_conflicts): Update comments.
4646 (record_conflicts): No need to record conflicts between pseudos here.
4648 1999-11-11 Bruce Korb <autogen@linuxbox.com>
4650 * fixinc/fixincl.c: Added verbose levels for status messages
4652 Thu Nov 11 13:23:04 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4654 * jump.c (jump_optimize_1): Avoid passing an rtx that is not an
4655 operand as argument to expand_and or expand_binop.
4657 Thu Nov 11 02:21:16 1999 Rodney Brown <RodneyBrown@pmsc.com>
4659 * xcoffout.c (xcoffout_source_file): Change ggc_add_root to
4660 gcc_add_string_root.
4662 Wed Nov 10 21:24:19 1999 Jason Eckhardt <jle@cygnus.com>
4664 * config/pa/pa.h (MASK_RETURN_ADDR): Change 0xfffffffc to -4.
4666 Wed Nov 10 15:56:16 1999 Jeffrey A Law (law@cygnus.com)
4668 * flow.c (compute_flow_dominators): Initially put all blocks on
4670 * lcm.c (compute_antinout_edge, compute_available): Similarly.
4671 * gcse.c (compute_cprop_avinout): Remove.
4672 (compute_cprop_data): Use compute_available.
4673 (delete_null_pointer_checks_1): Use compute_available.
4675 * basic-block.h (compute_available): Returns a void now.
4676 * gcse.c (one_classic_gcse_pass): Do not expect compute_available
4677 to return a value anymore.
4678 * lcm.c (compute_available, compute_antinout_edge): Revamp to use
4679 worklists. Fix boundary cases. Compute maximal solutions.
4680 (compute_laterin, compute_nearerout): Similarly.
4682 * dwarf2out.c (add_AT_location_description): Allow
4683 (mem (plus (pseudo) (...)) too.
4685 Wed Nov 10 10:52:42 1999 Tom Tromey <tromey@cygnus.com>
4687 * gcc.c (do_spec_1): Support text between `%u' and `%O'.
4689 Wed Nov 10 12:43:21 1999 Philippe De Muyter <phdm@macqel.be>
4690 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4692 * cppinit.c: Test `GCC_VERSION', not `HAVE_GCC_VERSION'.
4694 * gansidecl.h: Likewise.
4700 * toplev.h: Likewise.
4706 * varray.c: Likewise.
4708 * varray.h: Likewise.
4710 Wed Nov 10 10:57:22 1999 Clinton Popetz <cpopetz@cygnus.com>
4712 * gcov.c (struct arcdata): Add hits and total, remove prob.
4713 (output_branch_counts): New.
4714 (process_args): Set output_branch_counts if -c.
4715 (calculate_branch_probs): Store hits and total instead of
4717 (output_data): Emit counts if output_branch_counts is true.
4718 * gcov.texi (Invoking Gcov): Document -c switch..
4720 Wed Nov 10 01:10:41 1999 Philippe De Muyter <phdm@macqel.be>
4722 * genoutput.c (output_insn_data): Cast `INSN_OUTPUT_FORMAT_MULTI' and
4723 `INSN_OUTPUT_FORMAT_FUNCTION' to `PTR'-type.
4725 Wed Nov 10 00:51:41 1999 Hans-Peter Nilsson <hp@axis.se>
4727 * invoke.texi (C Dialect Options): Add missing builtins from
4729 * extend.texi (Other Builtins): Copy to this list.
4731 Wed Nov 10 04:58:09 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
4733 * Makefile.in (recog.o): Use BASIC_BLOCK_H macro.
4734 (print-rtl.o, $(HOST_PREFIX_1)print-rtl.o): Likewise. Remove
4737 Wed Nov 10 00:02:53 1999 Jeffrey A Law (law@cygnus.com)
4739 * flow.c (compute_flow_dominators): No longer treat basic block 0
4740 or (n_basic_blocks - 1) specially. Clear the AUX field before
4741 starting computation of doms/pdoms. Fix initial state for pdoms.
4743 Wed Nov 10 03:58:08 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
4745 * Makefile.in ($(HOST_PREFIX_1)rtl.o): Update dependencies to
4746 match rtl.o's: added ggc.h and toplev.h
4747 ($(HOST_PREFIX_1)print-rtl.o): Likewise: added system.h.
4748 ($(HOST_PREFIX_1)rtlanal.o): Likewise: added system.h.
4749 ($(HOST_PREFIX_1)obstack.o): Likewise: added $(CONFIG_H).
4751 Tue Nov 9 10:30:08 1999 Tom Tromey <tromey@cygnus.com>
4753 * config/i386/xm-djgpp.h (HAVE_DOS_BASED_FILE_SYSTEM): Renamed
4754 from HAVE_DOS_BASED_FILESYSTEM.
4755 * gcc.c (find_a_file): Use HAVE_DOS_BASED_FILE_SYSTEM, not
4756 HAVE_DOS_BASED_FILESYSTEM.
4758 (split_directories): Only special-case DOS file names if
4759 HAVE_DOS_BASED_FILE_SYSTEM is defined. Use IS_DIR_SEPARATOR
4760 instead of explicit tests. Conditionalize on !VMS.
4761 (make_relative_prefix): Use IS_DIR_SEPARATOR instead of explicit
4762 tests. Conditionalize on !VMS.
4763 (process_command): Only use make_relative_prefix if !VMS.
4764 (free_split_directories): Conditionalize on !VMS.
4765 (DIR_UP): Conditionalize on !VMS.
4767 Wed Jun 9 16:57:11 1999 Mumit Khan <khan@xraylith.wisc.edu>
4769 * gcc.c (STANDARD_BINDIR_PREFIX): Provide default.
4771 Fri Feb 5 14:22:01 1999 Mumit Khan <khan@xraylith.wisc.edu>
4773 * gcc.c (make_relative_prefix): Handle the HAVE_EXECUTABLE_SUFFIX
4776 Mon Nov 8 14:16:57 1999 Michael Meissner <meissner@cygnus.com>
4778 * invoke.texi (Environment Variables): Document relative path
4780 * gcc.c (DIR_UP): If not defined, define as "..".
4781 (standard_bindir_prefix): New static, holds target location to
4783 (split_directories): New function to split a filename into
4784 component directories.
4785 (free_split_directories): New function, release memory allocated
4786 by split_directories.
4787 (make_relative_prefix): New function, make a relative pathname if
4788 the compiler is not in the expected location.
4789 (process_command): If GCC_EXEC_PREFIX was not specified, see if we
4790 can figure out an appropriate prefix from argv[0].
4791 * Makefile.in (DRIVER_DEFINES): Use unlibsubdir in definition of
4792 STANDARD_STARTFILE_PREFIX and TOOLDIR_BASE_PREFIX. Define
4793 STANDARD_BINDIR_PREFIX.
4795 Wed Nov 10 11:47:54 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
4797 * config/c4x/c4x-protos.h: New file. Prototypes for functions defined
4799 * config/c4x/c4x.h: Moved prototypes to c4x.h.
4800 * config/c4x/c4x.c (c4x_preferred_reload_class, c4x_limit_reload_class,
4801 c4x_secondary_memory_needed) Delete.
4802 (fp_zero_operand): Add mode argument.
4804 Thu Nov 4 15:52:35 1999 Andrew Haley <aph@cygnus.com>
4806 * reload1.c (reload_reg_free_for_value_p): Don't use a register
4807 that is in reload_reg_used.
4809 Tue Nov 9 16:43:00 1999 Nick Clifton <nickc@cygnus.com>
4811 * config/arm/arm-protos.h: New file: Prototypes for functions
4812 defined in arm.c and pe.c.
4813 * config/arm/arm.h: Fix compile time warnings.
4814 * config/arm/arm.c: Fix compile time warnings.
4815 * config/arm/pe.h: Fix compile time warnings.
4816 * config/arm/aout.h: Fix compile time warnings.
4818 Tue Nov 9 14:55:44 1999 Nick Clifton <nickc@cygnus.com>
4820 * config/m32r/m32r-protos.h: New file: Prototypes for functions
4823 * config/m32r/m32r.h: Move prototypes to m32r-protos.h
4824 Add support for subtargets.
4825 Add prototypes for new predicates.
4826 Add scheduling macros.
4828 * config/m32r/m32r.c: Fix compile time warnings.
4829 (int8_operand): New predicate function.
4830 (reg_or_cmp_int16_operand): New predicate function.
4831 (extend_operand): New predicate function.
4832 (m32r_adjust_code): New scheduling function.
4833 (m32r_adjust_priorty): New scheduling function.
4834 (m32r_sched_init): New scheduling function.
4835 (m32r_sched_reorder): New scheduling function.
4836 (m32r_sched_variable_issue): New scheduling function.
4837 (direct_return): New codegen function.
4838 (m32r_not_same_reg): New rtl testsing function.
4840 * config/m32r/m32r.md: Fix compile time warnings.
4841 Add support for pre decrement and post increment memory
4846 Mon Nov 8 22:20:13 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
4848 * global.c (EXECUTE_IF_CONFLICT): Don't define.
4849 (prune_preferences): Use EXECUTE_IF_SET_IN_ALLOCNO_SET instead.
4850 (find_reg): Likewise.
4852 Mon Nov 8 13:16:46 1999 Jason Eckhardt <jle@cygnus.com>
4854 * config/pa/pa.md (fmpynfadd,{sgl,dbl} insns): Use %fr0 rather than 0
4855 to avoid assembler errors.
4857 Mon Nov 8 15:38:41 1999 Nick Clifton <nickc@cygnus.com>
4859 * config/v850/v850-protos.h: New file: Prototypes for functions
4861 * config/v850/v850.h: Move prototypes to v850-protos.h
4862 * config/v850/v850.c: Move prototypes to v850-protos.h
4863 * config/v850/v850.md: Fix compile time warnings.
4865 * config/fr30/fr30-protos.h: New file: Prototypes for functions
4867 * config/fr30/fr30.h: Move prototypes to fr30-protos.h
4868 * config/fr30/fr30.c: Fix compile time warnings.
4869 * config/fr30/fr30.md: Fix compile time warnings.
4871 Mon Nov 8 07:25:37 1999 Mark Mitchell <mark@codesourcery.com>
4873 * tree.h (get_containing_scope): Declare it.
4874 * tree.c (get_containing_scope): New fucntion.
4875 (decl_function_context): Use it.
4876 * toplev.c (rest_of_compilation): Use get_containing_scope.
4878 aMon Nov 8 03:03:07 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
4880 * Makefile.in (rtl.o): Depend on toplev.h.
4882 Sun Nov 7 20:55:14 1999 Mark Mitchell <mark@codesourcery.com>
4884 * cse.c (delete_trivially_dead_insns): Replace alloca with
4886 * except.c (update_rethrow_references): Likewise.
4887 (init_eh_nesting_info): Likewise.
4888 * function.c (identify_blocks): Likewise.
4889 * gcse.c (dump_hash_table): Likewise.
4890 * graph.c (print_rtl_graph_with_bb): Likewise.
4891 * loop.c (combine_movables): Likewise.
4892 (move_movables): Likewise.
4893 (count_loop_regs_set): Likewise.
4894 (strength_reduce): Likewise.
4895 * profile.c (compute_branch_probabilities): New function, split
4897 (branch_prob): Here. Replace alloca with xmalloc/xcalloc.
4898 * regclass.c (regclass): Likewise.
4899 * regmove.c (regmove_optimize): Likewise.
4900 * toplev.c (compile_file): Likewise.
4901 (main): Don't mess with the stack rlimit.
4903 Sun Nov 7 19:41:17 1999 Catherine Moore <clm@cygnus.com>
4905 * config/elfos.h (ASM_DECLARE_FUNCTION_NAME): Conditionally define.
4906 (ASM_DECLARE_FUNCTION_SIZE): Conditionally define.
4908 Sun Nov 7 10:23:28 1999 Mark P. Mitchell <mark@codesourcery.com>
4910 * integrate.c (save_for_inline_nocopy): Clear in_nonparm_insns.
4912 Sun Nov 7 02:58:48 1999 Jeffrey A Law (law@cygnus.com)
4914 * global.c (EXECUTE_IF_CONFLICT): Undo Robert's change.
4915 (EXECUTE_IF_SET_IN_ALLOCNO_SET): Put curleys around CODE in
4918 Sat Nov 6 23:48:30 1999 Robert Lipe (robertlipe@usa.net)
4920 * global.c (EXECUTE_IF_CONFLICT): Correct quoting typo.
4922 Sat Nov 6 17:34:39 1999 Jeffrey A Law (law@cygnus.com)
4924 * gcse.c (post_dominators): Kill.
4925 (alloc_code_hoist_mem, free_code_hoist_mem); Kill post_dominators.
4926 (compute_code_hoist_data): Use compute_flow_dominators. Do not
4927 pass in a pdom array since we do not need pdoms.
4928 * haifa-sched.c (schedule_insns): Similarly.
4929 * flow.c (compute_dominators): Remove dead function.
4930 (compute_flow_dominators): Do not compute doms or pdoms if the
4931 caller does not request them. Split up loop to build doms and
4932 pdoms. Use a worklist to compute doms and pdoms.
4933 * basic-block.h (compute_dominators): Remove prototype.
4935 Sat Nov 6 11:38:39 1999 Richard Henderson <rth@cygnus.com>
4937 * haifa-sched.c (struct haifa_insn_data, h_i_d): New.
4938 (insn_luid, insn_priority, insn_costs, insn_units): Remove.
4939 (insn_reg_weight, insn_depend, insn_dep_count): Remove.
4940 (insn_blockage, insn_ref_count, line_note, insn_tick): Remove.
4941 (cant_move, fed_by_spec_load, is_load_insn): Remove.
4942 (schedule_region): Remove unused variable.
4943 (schedule_insns): Allocate h_i_d, and not all the separate arrays.
4945 Sat Nov 6 10:00:34 1999 Mark Mitchell <mark@codesourcery.com>
4947 * local-alloc.c (local_alloc): Use xmalloc/xcalloc, not alloca.
4948 (update_equiv_regs): Likewise.
4949 (block_alloc): Likewise.
4950 * reg-stack.c (reg_to_stack): Likewise.
4951 (convert_regs_2): Likewise.
4952 * reload1.c (reload_as_needed): Likewise.
4954 Sat Nov 6 09:57:59 1999 Mark Mitchell <mark@codesourcery.com>
4956 * Makefile.in (dbxout.o): Depend on ggc.h.
4957 (dwarf2out.o): Likewise.
4958 (xcoffout.o): Likewise.
4959 * dbxout.c: Include ggc.h.
4960 (dbxout_init): Register lastfile as a root.
4961 * dwarf2out.c: Include ggc.h.
4962 (dwarf2out_line): Register lastfile as a root.
4963 * xcoffout.c: Include ggc.h.
4964 (xcoffout_source_line): Register xcoff_lastfile as a root.
4966 Sat Nov 6 09:52:09 1999 Richard Henderson <rth@cygnus.com>
4968 * i386.md (movdf_1, movxf_1): Earlyclobber general regs destination.
4970 Sat Nov 6 07:48:59 1999 Catherine Moore <clm@cygnus.com>
4972 * config/svr4.h (ASM_DECLARE_FUNCTION): Check if already
4974 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
4976 Fri Nov 5 18:33:39 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
4978 * global.c (EXECUTE_IF_SET_IN_ALLOCNO_SET): New macro.
4979 (EXECUTE_IF_CONFLICT): Likewise.
4980 (ALLOCNO_LIVE_P): Avoid signed division.
4981 (SET_ALLOCNO_LIVE, CLEAR_ALLOCNO_LIVE): Likewise.
4982 (prune_preferences, find_reg): Use EXECUTE_IF_CONFLICT.
4983 (record_one_conflict): Use EXECUTE_IF_SET_IN_ALLOCNO_SET.
4985 Fri Nov 5 12:04:02 1999 Richard Henderson <rth@cygnus.com>
4987 * haifa-sched.c (schedule_block): Don't crash if there's no
4988 next insn for an interblock movement.
4989 (add_branch_dependences): Don't allow clobber insns to move either.
4991 Fri Nov 5 10:18:11 1999 Richard Henderson <rth@cygnus.com>
4993 * i386.c (split_xf): New.
4994 * i386-protos.h: Declare it.
4995 * i386.md (movxf_1): Add general regs alternatives.
4996 (movxf_1+1): New splitter for same.
4998 Fri Nov 5 12:05:52 1999 Nick Clifton <nickc@cygnus.com>
5000 * function.c (purge_addressof_1): Add missing return values.
5002 Fri Nov 5 10:07:25 1999 Nick Clifton <nickc@cygnus.com>
5004 * function.c (is_addressof): New function. Returns true if
5005 the given piece of RTL is an ADDRESSOF.
5006 (purge_addressof_1): Make boolean. Return false if the
5007 ADDRESSOFs could not be purged.
5008 (purge_addressof): If ADDRESSOFs could not be purged from the
5009 notes attached to an insn, remove the offending note(s),
5010 unless they are attached to a libcall.
5012 1999-11-05 Andreas Jaeger <aj@suse.de>
5014 * genoutput.c (null_operand =): Initialize all fields.
5016 * errors.h: Add extern to prototypes.
5018 Fri Nov 5 01:44:09 1999 Jeffrey A Law (law@cygnus.com)
5020 * configure.in (m68k-next-nextstep4): Handle Openstep 4.2.
5021 * configure: Rebuilt.
5023 Fri Nov 5 01:24:37 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
5025 * global.c (CONFLICTP, SET_CONFLICT): Avoid signed division.
5026 (mirror_conflicts): New function.
5027 (global_alloc): Call it.
5028 (expand_preferences): Remove redundant CONFLICTP test.
5029 (find_reg, dump_conflicts): Likewise.
5030 (prune_preferences): Process conflicts one word at a time.
5032 Fri Nov 5 01:05:21 1999 Richard Henderson <rth@cygnus.com>
5034 * global.c (build_insn_chain): Use EXECUTE_IF_SET_IN_BITMAP
5035 instead of an explicit loop.
5037 Thu Nov 4 23:07:14 1999 Jim Wilson <wilson@cygnus.com>
5039 * cse.c (cse_insn): Revert Oct 31 change. When computing src_elt,
5040 if REG_RETVAL check succeeds, then put classp in src_elt.
5042 Thu Nov 4 23:48:14 1999 Jeffrey A Law (law@cygnus.com)
5044 * function.c (pad_to_arg_alignment): Only update argument_pad
5045 if the argument's alignment is greater than STACK_BOUNDARY.
5047 Thu Nov 4 16:44:53 1999 Richard Henderson <rth@cygnus.com>
5049 * bitmap.h (BITMAP_XFREE): New.
5050 * flow.c (life_analysis): Use it.
5051 (life_analysis_1): Free blocks.
5053 * combine.c (undo_commit): New.
5054 (try_combine): Use it. Don't zap undobuf.undos.
5055 (combine_instructions): Don't zap undobuf.undos; free the
5058 * local-alloc.c (local_alloc): Free qty_phys_num_sugg.
5060 * stmt.c (cost_table_): New.
5061 (estimate_case_costs): Use it instead of xmalloc.
5063 * toplev.c (compile_file): Reuse dumpname memory instead
5066 Thu Nov 4 16:36:44 1999 Richard Henderson <rth@cygnus.com>
5068 * reg-stack.c (convert_regs_1): Initialize target_stack->top
5069 after verifying an EH edge.
5071 * haifa-sched.c (init_rgn_data_dependences): Correctly
5072 size bb_pending_lists_length when zeroing.
5074 Thu Nov 4 16:36:36 1999 Richard Henderson <rth@cygnus.com>
5076 * function.c (diddle_return_value): New.
5077 (expand_function_end): Use it.
5078 * stmt.c (expand_null_return): Likewise.
5079 (expand_value_return): Likewise.
5081 * reg-stack.c (subst_stack_regs_pat): Handle clobbers at top-level.
5083 * reload1.c (reload): Don't remove return value clobbers.
5085 Thu Nov 4 13:33:46 1999 Richard Henderson <rth@cygnus.com>
5087 * rtl.c (read_rtx): Use fatal_with_file_and_line not fatal.
5089 Thu Nov 4 12:49:52 1999 Richard Henderson <rth@cygnus.com>
5091 * cse.c (cse_main): Use xmalloc, not alloca.
5092 (cse_basic_block): Likewise.
5093 * local-alloc.c (local_alloc): Likewise.
5095 Thu Nov 4 14:22:12 1999 David Billinghurst <David.Billinghurst@riotinto.com.au>
5096 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
5098 * rtl.c: Include toplev.h.
5099 (fatal): Remove declaration.
5101 Thu Nov 4 06:39:47 1999 Jeffrey A Law (law@cygnus.com)
5103 * haifa-sched.c (schedule_block): Fix thinko.
5105 1999-11-03 James McKelvey <mckelvey@fafnir.com>
5107 * fixinc/fixincl.c(create_file): Allow for systems that do not have
5108 S_IR* defined values
5110 1999-11-03 Philippe De Muyter <phdm@macqel.be>
5112 * fixlib.c (load_file_data): Do not call `realloc' with a NULL pointer;
5113 call `malloc' instead.
5115 Wed Nov 3 23:05:14 1999 Mark Mitchell <mark@codesourcery.com>
5117 * flags.h (flag_renumber_insns): Declare.
5118 * emit-rtl.c (renumber_insns): Check flag_renumber_insns. Print
5120 * rtl.h (renumber_insns): Change prototype.
5121 * toplev.c (flag_renumber_insns): Define.
5122 (rest_of_compilation): Pass rtl_dump_file to flag_renumber_insns.
5124 Wed Nov 3 15:11:27 1999 David S. Miller <davem@redhat.com>
5126 * config/sparc/sparc.md: Remove insn type fpsqrt, add fpsqrts
5127 and fpsqrtd. Use them and create fdiv function unit to more
5128 accurately represent fpu sqrt pipeline semantics on UltraSparc.
5129 * config/sparc/sparc.c: Account for fpsqrt{s,d} changes.
5131 Wed Nov 3 15:11:27 1999 Matteo Frigo <athena@fftw.org>
5133 * config/sparc/sparc.md: Adjust FADD/FMUL result latencies to
5135 * config/sparc/sparc.c (ultra_schedule_insn): Insert launched
5136 insn into ready list, do not use just a raw swap.
5138 Wed Nov 3 14:51:59 1999 Mark P. Mitchell <mark@codesourcery.com>
5140 * rtl.h (renumber_insns): New function.
5141 (remove_unnecessary_notes): Likewise.
5142 * emit-rtl.c (renumber_insns): Define.
5143 (remove_unncessary_notes): Likewise.
5144 * toplev.c (rest_of_compilation): Remove dead code.
5145 Use renumber_insns and remove_unncessary_notes.
5147 * gcse.c (struct null_pointer_info): New type.
5148 (get_bitmap_width): New function.
5149 (current_block): Remove.
5150 (nonnull_local): Likewise.
5151 (nonnull_killed): Likewise.
5152 (invalidate_nonnull_info): Take a null_pointer_info as input.
5153 (delete_null_pointer_checks_1): New function.
5154 (delete_null_pointer_checks): Use it.
5156 * haifa-sched.c (find_rgns): Replace uses of alloca with xmalloc.
5157 (split_edges): Likewise.
5158 (schedule_block): Likewise.
5159 (compute_block_backward_dependencies): Likewise.
5160 (schedule_region): Likewise.
5161 (schedule_insns): Likewise.
5163 Wed Nov 3 15:40:23 1999 Catherine Moore <clm@cygnus.com>
5165 * defaults.h (ASM_OUTPUT_ALTERNATE_LABEL_NAME): Provide default.
5166 * emit-rtl.c (gen_label_rtx): Support LABEL_ALTERNATE_NAME.
5167 * final.c (final_scan_insn): Emit LABEL_ALTERNATE_NAME.
5168 * ggc-common.c (ggc_mark_rtx_children): Mark LABEL_ALTERNATE_NAME.
5169 * jump.c (delete_unreferenced_labels): Don't delete if
5170 LABEL_ALTERNATE_NAME is set.
5171 * print-rtl.c (print_rtx): Dump alternate name.
5172 * rtl.def (CODE_LABEL): Change format to "iuuis00s".
5173 * rtl.h (LABEL_ALTERNATE_NAME): Define.
5174 * rtl.texi (LABEL_ALTERNATE_NAME): Document.
5175 * tm.texi (ASM_OUTPUT_ALTERNATE_LABEL_NAME): Document.
5177 Wed Nov 3 15:39:19 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5179 * fix-header.c (recognized_extern, recognized_function): Constify
5182 * lcm.c (compute_laterin): Remove unused variable `temp_bitmap'.
5183 (pre_edge_lcm): Mark parameter `file' with ATTRIBUTE_UNUSED.
5184 (compute_available): Remove unused variable `last'.
5185 (compute_nearerout): Remove unused variable `temp_bitmap'.
5186 (pre_edge_rev_lcm): Mark parameter `file' with ATTRIBUTE_UNUSED.
5187 Remove unused variable `x'.
5189 * scan.h (recognized_function, recognized_extern): Constify a
5192 * simplify-rtx.c (simplify_rtx): Remove unused variable `new'.
5194 Wed Nov 3 10:40:53 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
5196 * varasm.c (decode_rtx_const): Use XSTR to access the string
5199 Wed Nov 3 10:10:58 1999 Richard Henderson <rth@cygnus.com>
5201 * c-decl.c (duplicate_decls): Copy DECL_MODE too.
5203 Wed Nov 3 12:12:59 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5205 * reload1.c (eliminate_regs_in_insn): If copying insn, also copy notes.
5207 Wed Nov 3 03:26:28 1999 Jeffrey A Law (law@cygnus.com)
5209 * pa.c (ireg_operand): New function.
5210 * pa.h (PREDICATE_CODES): Handle ireg_operand.
5211 * pa.md (parallel_addb, parallel_movb): Use ireg_operand.
5212 Fix out of date comment.
5214 * pa.md (negdi2): Turn into expander + anonymous pattern.
5216 * reload.c (find_reloads): Fix typos in recent change.
5218 * dwarf2out.c: Do not include ctype.h.
5220 Tue Nov 2 21:53:44 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5222 * regclass.c (record_reg_classes): Always use may_move_cost when
5223 seeing how operand fits with various register classes.
5225 Tue Nov 2 15:38:17 1999 Richard Henderson <rth@cygnus.com>
5227 * resource.c: Revert Oct 26 20:42 and Oct 27 00:56 changes.
5228 * toplev.c: Revert Nov 1 13:22 change.
5230 Tue Nov 2 14:21:37 1999 Jason Eckhardt <jle@cygnus.com>
5232 * config/pa/pa.md (height reduction patterns): Add checks for
5233 overlapping operands to avoid semantic-destroying splits for
5234 height reduction patterns.
5236 Tue Nov 2 15:27:31 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
5238 * configure.in (m68k-hp-hpux*, xm_alloca.h): The underscore should
5239 have been an hyphen, fixed.
5240 * configure: Rebuilt.
5242 Tue Nov 2 17:04:36 1999 Nick Clifton <nickc@cygnus.com>
5244 * config/arm/tpe.h: Add prototypes for exported functions.
5245 * config/arm/pe.c: Fix compile time warnings.
5246 * config/arm/semi.h: Fix compile time warnings.
5247 * config/arm/arm.c: Fix compile time warnings.
5248 * config/arm/arm.h: Fix compile time warnings.
5249 * config/arm/arm.md: Fix compile time warnings.
5250 * config/arm/thumb.c: Fix compile time warnings.
5251 * config/arm/thumb.h: Fix compile time warnings.
5252 * config/arm/thumb.md: Fix compile time warnings.
5254 Tue Nov 2 04:10:24 1999 Jan Hubicka <hubicka@freesoft.cz>
5256 * jump.c (jump_optimize_1): Swap the incscc and the conditional mode
5259 * unroll.c (unroll_loop): Remove LOOP notes when loop is
5260 completely unrolled.
5262 Tue Nov 2 16:57:22 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5264 * cse.c (simplify_plus_minus, check_fold_const): Delete declarations.
5266 Tue Nov 2 09:43:00 1999 Catherine Moore <clm@cygnus.com>
5268 * Makefile.in (genattrtab): Don't use (HOST_RTLANAL).
5269 * rtl.h (rtx_equal_p): Move prototype.
5270 * rtl.c (rtx_equal_function_value_matters): Move from
5272 (rtx_equal_p): Likewise.
5273 * rtlanal.c (rtx_equal_function_value_matters): Delete.
5274 (rtx_equal_p): Likewise.
5276 Mon Nov 1 23:21:17 1999 Jason Merrill <jason@yorick.cygnus.com>
5278 * libgcc2.c (__do_global_dtors): Only do EH frame stuff if
5281 Mon Nov 1 23:37:38 1999 Jeffrey A Law (law@cygnus.com)
5283 * gcc.1 (PA options): Remove obsolete -mshared-libs options.
5285 * pa.h (ADDR_VEC_ALIGN): Define.
5287 * jump.c (jump_optimize_1): Also move LOOP_VTOP and LOOP_CONT
5288 notes when presented with "if (foo) break; end_of_loop" and
5289 the break sequence gets moved out of the loop.
5291 * unroll.c (unroll_loop): Allocate memory for MAP using xcalloc.
5292 Remove explicit zero initializations of entries within MAP.
5294 Mon Nov 1 18:09:14 1999 Richard Henderson <rth@cygnus.com>
5296 * reg-stack.c (convert_regs_1): Handle EH edges specially.
5298 Mon Nov 1 15:41:01 1999 Mark P. Mitchell <mark@codesourcery.com>
5300 * bitmap.h (BITMAP_XMALLOC): New macro.
5301 * flow.c (CLEAN_ALLOCA): Remove.
5302 (delete_unreachable_blocks): Use xmalloc/xcalloc instead of alloca.
5303 (life_analysis): Likewise.
5304 (update_life_info): Don't use CLEAN_ALLOCA.
5305 (life_analysis_1): Use xmalloc/xcalloc instead of alloca.
5306 (calculate_global_regs_live): Likewise.
5307 (print_rtl_with_bb): Likewise.
5308 (verify_flow_info): Likewise.
5309 * global.c (global_alloc): Likewise.
5310 (global_conflicts): Likewise.
5311 * integrate.c (save_for_inline_nocopy): Likewise.
5312 (expand_inline_function): Likewise.
5313 * jump.c (jump_optimize_1): Likewise.
5314 (duplicate_loop_exit_test): Likewise.
5315 (thread_jumps): Likewise.
5316 * loop.c (loop_optimize): Likewise.
5317 (combine_givs): Likewise.
5318 (recombine_givs): Likewise.
5319 * reorg.c (dbr_schedule): Likewise.
5320 * unroll.c (unroll_loop): Likewise.
5322 * combine.c (combine_instructions): Use xmalloc instead of alloca.
5324 Mon Nov 1 13:22:30 1999 Richard Henderson <rth@cygnus.com>
5326 * toplev.c (rest_of_compilation): Don't optimize the CFG
5327 when rebuilding, just before dbr.
5329 Mon Nov 1 14:35:50 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5331 * output.h (assemble_end_function, assemble_destructor,
5332 assemble_constructor, assemble_gc_entry, assemble_global,
5333 assemble_label, output_constant_pool) Constify a char*.
5335 * varasm.c (assemble_destructor, assemble_constructor,
5336 assemble_gc_entry, assemble_end_function, assemble_global,
5337 assemble_label, output_constant_pool): Likewise.
5339 Mon Nov 1 14:22:51 1999 Nick Clifton <nickc@cygnus.com>
5341 * config/arm/thumb.c (thumb_expand_prologue): Add comments
5342 explaining what is goin on in this function.
5344 Mon Nov 1 08:03:15 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5346 * regclass.c (record_reg_classes): In matching case, recompute
5347 costs since the direction of movement is different.
5349 Sun Oct 31 21:59:34 MST 1999 Diego Novillo <dnovillo@cygnus.com>
5351 * resource.c (mark_target_live_regs): For unconditional branches,
5352 the resources found at the branch target should be added to the
5353 resources found so far, not intersected.
5355 Sun Oct 31 15:48:49 1999 Philippe De Muyter <phdm@macqel.be>
5357 * fixinc/fixtests.c, fixinc/fixfixes.c : Keep `#' in first column for
5359 * fixinc/fixincl.c (fcntl.h) : Do not include this file twice.
5360 (sys/mman.h): Include this file only if #HAVE_MMAP.
5361 (run_compiles): Initialize `esac_fmt' with one old KR string, not
5362 with automatically concatenated ANSI strings.
5364 Sun Oct 31 23:57:07 1999 Mark Mitchell <mark@codesourcery.com>
5366 * ggc-page.c (struct page_entry): Remove save_num_free_objects.
5367 (DIV_ROUND_UP): Robustify.
5368 (ggc_recalculate_in_use_p): New function.
5369 (release_pages): Don't inline it.
5370 (ggc_alloc_obj): Don't refuse to allocate objects on pages for
5372 (ggc_pop_context): Use ggc_recalculate_in_use_p.
5373 (clear_marks): Always save in_use_p.
5374 (sweep_pages): Use ggc_recalculate_in_use_p.
5375 (ggc_page_print_statistics): Avoid signed/unsigned comparisons.
5376 Release pages before counting statistics.
5378 Sun Oct 31 23:42:37 1999 Mark Mitchell <mark@codesourcery.com>
5380 * toplev.c (rest_of_compilation): Fix thinko in this change:
5382 Fri Oct 29 15:25:07 1999 Arnaud Charlet <charlet@ACT-Europe.FR>
5384 (rest_of_compilation): If inside an inlined external function,
5385 pretend we are just being declared.
5387 Sun Oct 31 23:03:25 1999 Jeffrey A Law (law@cygnus.com)
5389 * flow.c (calculate_global_regs_live): Fix thinko.
5391 * integrate.c (expand_inline_function): Fix bugs in previous
5392 change from Oct 28, 1999.
5394 Sun Oct 31 20:27:45 1999 Mark Mitchell <mark@codesourcery.com>
5396 * stmt.c (expand_value_return): Fix typo in this change:
5398 Thu Oct 28 18:06:50 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5399 (expand_value_return): Correctly convert VAL when promoting function
5400 return; support RETURN_REG being a PARALLEL.
5402 Sun Oct 31 20:25:42 1999 Mark P. Mitchell <mark@codesourcery.com>
5404 * expr.c (readonly_fields_p): Ignore everything except FIELD_DECLs.
5406 Sun Oct 31 20:42:17 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5408 * hard-reg-set.h (reg_names): Constify a char*.
5410 * regclass.c (reg_names): Likewise.
5412 * regs.h (reg_names): Likewise
5414 * a29k/a29k.c (reg_names): Delete declaration.
5416 * a29k/a29k.h (CONDITIONAL_REGISTER_USAGE): Constify a char*.
5418 * arc/arc.c (arc_save_restore, arc_output_function_prologue,
5419 arc_output_function_epilogue): Likewise.
5421 * elxsi/elxsi.c (reg_names): Likewise.
5423 * gmicro/gmicro.h (FUNCTION_PROLOGUE, FUNCTION_EPILOGUE): Likewise.
5425 * m32r/m32r.c (m32r_output_function_epilogue, emit_cond_move):
5428 * m88k/m88k.c (output_function_profiler): Likewise.
5430 * sparc/sparc.c (sparc_flat_output_function_prologue,
5431 sparc_flat_output_function_epilogue): Likewise.
5433 Sun Oct 31 13:32:15 CET 1999 Marc Lehmann <pcg@goof.com>
5435 * toplev.c (rest_of_compilation): Seperate the setjmp/vfork clobber
5436 warning from -Wuninitialized and put it under -W.
5437 * function.c (uninitialized_vars_warning): Warn only when the
5438 corresponding flag is set.
5440 Sun Oct 31 01:53:30 1999 Jeffrey A Law (law@cygnus.com)
5442 * cse.c (cse_insn): If an insn has only a single set, SRC_EQV
5443 is nonzero and the single set does not have an elt, then assign
5446 * simplify-rtx.c: New file.
5447 * Makefile.in (OBJS): Add simplify-rtx.o
5448 (simplify-rtx.o): Add dependencies.
5449 * rtl.h (simplify_gen_binary, simplify_rtx): Add prototypes.
5450 * cse.c: Use simplify_gen_binary intead of cse_gen_binary.
5451 (cse_gen_binary, simplify_unary_operation): Delete.
5452 (simplify_binary_operation, simplify_plus_minus): Likewise.
5453 (check_fold_consts, simplify_relation_operation): Likewise.
5454 (simplify_ternary_operation): Likewise.
5455 (delete_trivially_dead_insns): Simplify the contents of the
5456 REG_EQUAL note before trying to substitute it into the source
5457 of the reg-reg copy at the end of a libcall sequence.
5459 * combine.c (combine_simplify_rtx): Renamed from simplify_rtx. All
5460 references/callers changed.
5462 * mn10200.c (mn10200_va_arg): Force the return value into a
5465 * fr30.h (EXTRA_CC_NAMES): Remove obsolete macro.
5467 * cccp.c (macroexpand): Avoid out of range accesses for omitted
5470 Sat Oct 30 22:42:50 1999 Stephen L Moshier <moshier@mediaone.net>
5472 * c-lex.c (yylex): Accept 'f' in mantissa of hex float constant.
5474 Sat Oct 30 22:19:26 1999 Jeffrey A Law (law@cygnus.com)
5476 * fold-const.c (fold): Fix thinko when optimizing comparisons
5479 Sat Oct 30 21:32:17 1999 David Starner <dstarner98@aasaa.ofe.org>
5481 * gcc.texi (Passes): Update front-end files to their current
5484 Sat Oct 30 14:41:40 1999 Richard Henderson <rth@cygnus.com>
5486 * alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Call secondary_reload_class.
5487 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
5488 (PREDICATE_CODES): Add addition_operation.
5489 * alpha-protos.h (addition_operation): Declare.
5490 (secondary_reload_class): Likewise.
5491 * alpha.c (addition_operation): New.
5492 (secondary_reload_class): New, from old SECONDARY_INPUT_RELOAD_CLASS.
5493 * alpha.md (adddi3): Turn into expander.
5494 (*lda, *adddi_2): New.
5495 (movsf, movdf patterns): Don't preference integer regs.
5496 (movsi, movdi patterns): Don't preference fp regs.
5498 Sat Oct 30 14:38:22 1999 Richard Henderson <rth@cygnus.com>
5500 * genrecog.c (write_switch): Check for duplicate CODE cases.
5502 Sat Oct 30 14:31:48 1999 Richard Henderson <rth@cygnus.com>
5504 * ggc-common.c: Update pre-function commentary.
5505 * ggc-page.c: Likewise.
5507 (poison_pages): Use memset directly.
5508 (ggc_alloc_obj): Likewise. Use a different pattern than poison_pages.
5509 (ggc_collect): Poison before sweeping.
5510 * ggc-simple.c: Update pre-function commentary.
5511 (ggc_alloc_obj): Poison non-zeroed memory.
5513 Sat Oct 30 14:28:52 1999 Mark Mitchell <mark@codesourcery.com>
5515 * ggc-common.c (ggc_print_statistics): Make arguments to fprintf
5516 match format string, even on 64-bit hosts.
5517 * gcc-page.c (ggc_page_print_statistics): Likewise.
5519 Sat Oct 30 14:38:04 1999 Catherine Moore <clm@cygnus.com>
5521 * config/i386/i386.c (ix86_cpu): Revert last patch.
5522 * config/i386/i386.h (ix86_cpu): Ditto.
5524 Fri Oct 29 17:00:42 1999 Jim Wilson <wilson@cygnus.com>
5526 * stor-layout.c (layout_type): When compute TYPE_SIZE_UNIT from
5527 TYPE_SIZE, convert type of result to sizetype.
5529 Fri Oct 29 14:34:17 1999 Richard Henderson <rth@cygnus.com>
5531 * flow.c (count_or_remove_death_notes): Equate NULL with the
5534 * jump.c, reg-stack.c, toplev.c: Revert Oct 27 change.
5535 * toplev.c (rest_of_compilation): Rebuild CFG immediately before
5538 * i386.c (pic_label_no): Delete.
5539 (ix86_attr_length_default): Don't use single_set to peek
5542 * recog.c (peephole2_optimize): Allow recog_next_insn to index
5543 the first insn after bb->end.
5544 * i386.md (push mem peeps): Scratch is live after evaluation
5546 (cmp mem peep): Similarly.
5548 Fri Oct 29 11:50:11 1999 Catherine Moore <clm@cygnus.com>
5550 * calls.c (emit_library_call_value): Fix declaration of alignment_pad.
5551 * function.c (pad_to_arg_alignment): Add missing braces.
5553 Fri Oct 29 13:53:48 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5555 * alpha/alpha-protos.h (literal_section): Add prototype.
5556 (alpha_need_linkage, alpha_start_function,alpha_end_function):
5559 * alpha/alpha.c (alpha_ra_ever_killed, set_frame_related_p): Add
5561 (alpha_start_function, alpha_end_function, float_strings,
5562 alpha_need_linkage): Constify a char*
5564 * alpha/alpha.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_MI_THUNK): Likewise.
5566 * alpha/alpha32.h (ASM_OUTPUT_MI_THUNK): Likewise.
5568 * alpha/elf.h (ASM_FINISH_DECLARE_OBJECT): Likewise.
5570 * alpha/vms.h (ASM_OUTPUT_SECTION_NAME): Likewise.
5572 Fri Oct 29 13:49:39 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5574 * flow.c (debug_flow_info): Add prototype.
5576 * gcc.c (main): Likewise.
5578 * gcse.c (expr_reaches_here_p_work, pre_expr_reaches_here_p_work):
5581 * reload1.c (failed_reload, set_reload_reg): Likewise.
5583 * mips-tfile.c (main): Likewise.
5584 (pfatal_with_name, fancy_abort, botch, fatal, catch_signal): Mark
5585 with ATTRIBUTE_NORETURN.
5587 Fri Oct 29 18:16:03 1999 Andrew Haley <aph@cygnus.com>
5589 * config/i386/i386.h (ENCODE_SECTION_INFO): Don't do anything if
5590 DECL is not a memory ref.
5592 Fri Oct 29 09:05:34 1999 Catherine Moore <clm@cygnus.com>
5594 * config/i386/i386.h (ix86_cpu): Remove extern attribute.
5595 * config/i386/i386.c (ix86_cpu): Add extern attribute.
5597 Fri Oct 29 16:30:04 1999 Andrew Haley <aph@cygnus.com>
5599 * config/mips/elf.h: remove NAME__MAIN and SYMBOL__MAIN.
5600 * config/mips/elf64.h: ditto.
5602 Fri Oct 29 08:03:57 1999 Catherine Moore <clm@cygnus.com>
5604 * expr.c (emit_push_insn): New argument alignment_pad.
5605 Update all callers. Adjust stack pointer based on alignment pad.
5606 * function.c (pad_to_arg_alignment): New argument alignment_pad.
5607 Update all callers. Track alignment_pad if boundary > PARM_BOUNDARY.
5608 (locate_and_pad_parm): New argument alignment_pad. Update all
5610 * expr.h (emit_push_insn): Update prototype.
5611 (locate_and_pad_parm): Update prototype.
5612 * calls.c (arg_data): Add new field alignment_pad.
5613 (initialize_argument_information): Initialize alignment_pad.
5615 Fri Oct 29 02:51:35 1999 Mark Mitchell <mark@codesourcery.com>
5617 * except.c (free_eh_nesting_info): Free the info itself.
5618 * function.c (free_after_compilation): Don't free NULL.
5619 * gcse.c (alloc_pre_mem): Free the temp_bitmap, too.
5620 (pre_edge_insert): Free inserted.
5621 * stmt.c (free_stmt_status): Don't free NULL.
5623 Fri Oct 29 15:25:07 1999 Arnaud Charlet <charlet@ACT-Europe.FR>
5625 * gcov.c (DIR_SEPARATOR): Provide default.
5626 (output_data): Add test for MS-DOS format absolute filename.
5627 (fancy_abort): Correct program name.
5628 (open_files): Open all files in binary mode.
5629 * libgcc2.c (__bb_exit_func): Likewise.
5631 * profile.c (init_branch_prob): Specify binary when opening files.
5633 * flags.h (flag_unwind_tables): New decl.
5634 * toplev.c (flag_unwind_table): New definition.
5635 (f_options): Add -funwind-tables.
5636 (decode_g_option): Clarify warning when unknown -g option is given.
5637 (rest_of_compilation): If inside an inlined external function,
5638 pretend we are just being declared.
5640 * dwarf2out.c (dwarf2out_do_frame): Check -funwind_tables.
5641 (dwarf2out_frame_finish): Likewise.
5643 Fri Oct 29 07:44:26 1999 Vasco Pedro <vp@di.fct.unl.pt>
5645 * fold-const.c (merge_ranges): If not in0, but in1, handle
5646 upper bounds equal like subset case.
5648 Thu Oct 28 19:22:24 1999 Douglas Rupp <rupp@gnat.com>
5650 * dbxout.c (dbxout_parms): Generate a second stabs line for parameters
5651 passed in a register but moved to the stack.
5653 Thu Oct 28 19:12:57 1999 Sam Tardieu <tardieu@act-europe.fr>
5655 * gcc.c (pass_exit_codes, greatest_status): New variables.
5656 (struct option_map): Add entry for "--pass-exit-codes".
5657 (execute): Update greatest_status if error.
5658 (display_help): Add documentation for -pass-exit-codes.
5659 (process_command): Handle -pass-exit-codes.
5660 (main): Look at pass_exit_codes and greatest_status on call to exit.
5662 Thu Oct 28 18:06:50 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5664 * reload.c (find_reloads): Refine test for no input reload
5665 case to not includes reloads emitted after insn.
5667 * function.c (find_temp_slots_from_address): Handle sum involving
5668 a register that points to a temp slot.
5669 (update_temp_slot_address): Make recursive call if both old and
5670 new are PLUS with a common operand.
5671 * calls.c (expand_call): Mark temp slot for result as having
5674 * rtlanal.c (reg_referenced_p, case IF_THEN_ELSE): New case.
5676 * gcc.c (process_command): Add standard_exec_prefix with "GCC"
5677 component as well as "BINUTILS".
5679 * integrate.h (copy_rtx_and_substitute): New arg, FOR_LHS.
5680 * integrate.c (copy_rtx_and_substitute): Likewise.
5681 (expand_inline_function, integrate_parm_decls, integrate_decl_tree):
5682 All callers changed.
5683 * unroll.c (inital_reg_note_copy, copy_loop_body): Likewise.
5685 * dbxout.c (dbxout_type, case INTEGER_TYPE_NODE): If can use
5686 gdb extensions, write size of type; also be more consistent
5687 in using references when this is a subtype.
5689 * pa.md (extv, extzv, insv): Use define_expand to reject constant
5690 that is out of range.
5692 * loop.c (unknown_constant_address_altered): New variable.
5693 (prescan_loop): Initialize it.
5694 (note_addr_stored): Set it for RTX_UNCHANGING_P MEM.
5695 (invariant_p, case MEM): Remove handling for volatile and readonly;
5696 check new variable if readonly.
5697 (check_dbra_loop): Chdeck unknown_constant_address_altered.
5699 * cse.c (canon_hash, case MEM): Do not record if BLKmode.
5700 (addr_affects_sp_p): Removed from note_mem_written and only
5701 define #ifdef AUTO_INC_DEC.
5703 * alpha.c (input_operand, case ADDRESSOF): Treat as REG.
5705 * regclass.c (record_reg_classes): Properly handle register move
5708 * varasm.c (initializer_constant_valid_p, case MINUS_EXPR):
5709 Don't think valid if both operands are invalid.
5710 (struct constant_descriptor): New field RTL.
5711 (mark_const_hash_entry): Mark it.
5712 (record_constant{,_rtx}): Initialize it.
5713 (output_constant_def): Allocate RTL in permanent obstack and
5715 ({record,compare}_constant_1): Modes must match for
5716 CONSTRUCTOR of ARRAY_TYPE.
5718 * c-common.h (initializer_constant_valid_p): Delete decl from here.
5719 * output.h (initializer_constant_valid_p): Move decl to here.
5720 * c-common.c (initializer_constant_valid_p): Delete function from here.
5721 * varasm.c (initializer_constant_valid_p): Move function to here.
5723 * tree.h (STRIP_SIGN_NOPS): New macro.
5724 * fold-const.c (optimize_minmax_comparison): New function.
5725 (invert_truthvalue, case WITH_RECORD_EXPR): New case.
5726 (fold): Use STRIP_SIGN_NOPS instead of STRIP_TYPE_NOPS.
5727 (fold, case EQ_EXPR): Call optimize_minmax_comparison and add
5728 cases with ABS_EXPR, NEGATE_EXPR, PLUS_EXPR, MINUS_EXPR, and
5729 widening conversions.
5730 (fold, case LE_EXPR): Rework changing unsigned to signed comparisons
5731 to look at size of mode, not precision of type; also add missing cases.
5732 (optimize_bit_field_compare, decode_field_reference): Don't try to
5733 optimize COMPONENT_REF of a PLACEHOLDER_EXPR.
5735 * dwarf2out.c (ctype.h): Include.
5736 (dwarf2out_set_demangle_name_func): New function.
5737 (size_of_line_info): Deleted.
5738 (output_line_info): Compute size of line info table from difference
5740 (base_type_die, add_name_attribute): Call demangle function, if any.
5741 (field_byte_offset): Use bits per word for variable length fields.
5742 (gen_array_type_die): Add array name.
5743 (gen_subprogram_die): Ignore DECL_INLINE if -fno-inline.
5744 (dwarf2out_add_library_unit_info): New function.
5746 * explow.c (set_stack_check_libfunc): New function.
5747 (stack_check_libfunc): New static variable.
5748 (probe_stack_range): Allow front-end to set up a libfunc to call.
5750 * combine.c (simplify_comparison): When making comparison in wider
5751 mode, check for having commuted an AND and a SUBREG.
5752 (contains_muldiv): New function.
5753 (try_combine): Call it when dividing a PARALLEL.
5754 (simplify_rtx, case TRUNCATE): Don't remove for umulsi3_highpart.
5755 (simplify_comparison, case ASHIFTRT): Recognize sign-extension of
5757 (record_value_for_reg): If TEM is a binary operation with two CLOBBERs,
5758 use one of the CLOBBERs instead.
5759 (if_then_else_cond): If comparing against zero, just return thing
5762 * optabs.c (expand_abs): If machine has MAX, ABS (x) is MAX (x, -x).
5763 Don't generate shifts and subtract if have conditional arithmetic.
5765 * rtl.h (delete_barrier): New declaration.
5766 * jump.c (jump_optimize): Set up to handle conditional call.
5767 In conditional arithmetic case, handle CALL_INSN followed by a BARRIER.
5768 (delete_barrier): New function.
5770 * rtl.c (read_rtx): Call fatal if bad RTL code; check for bad mode.
5772 * recog.c (nonmemory_operand): Accept ADDRESSOF.
5774 * tree.c (build_type_attribute_variant): Push to obstack of
5775 ttype around type_hash_canon call.
5777 * expr.c (placeholder_list): Move decl to file scope.
5778 (expand_expr): Don't force access to volatile just because its
5780 If ignoring reference operations, just expand the operands.
5781 (expand_expr, case COMPONENT_REF): Propagate
5782 EXPAND_CONST_ADDRESS to recursive call when expanding inner.
5783 Refine test for using bitfield operations vs pointer punning.
5784 (expand_expr, case CONVERT_EXPR): If converting to
5785 BLKmode UNION_TYPE from BLKmode, just return inner object.
5786 Use proper mode in store_field call.
5787 Properly set sizes of object to store and total size in store_field
5788 call for convert to union.
5789 (expand_expr, case ARRAY_REF): If OP0 is in a register, put it in
5790 memory (like for ADDR_EXPR). Also, don't put constant in register if
5791 we'll want it in memory.
5792 (readonly_fields_p): New function.
5793 (expand_expr, case INDIRECT_REF): Call it if LHS.
5794 (expand_assignment): Handle a RESULT_DECL where
5795 DECL_RTL is a PARALLEL.
5796 (do_jump, case WITH_RECORD_EXPR): New case.
5797 (get_inner_reference): Always go inside a CONVERT_EXPR
5798 and NOP_EXPR if both modes are the same.
5799 (store_field): Use bitfield operations if size of bitsize is not same
5800 as size of RHS's type.
5801 Check for bitpos not a multiple of alignment in BLKmode case.
5802 Do block move in largest possible alignment.
5803 (store_constructor): Set BITSIZE to -1 for variable size and properly
5804 in case of array of BLKmode.
5805 (expand_expr_unaligned): New function.
5806 (do_compare_and_jump): Call it.
5808 * mips/iris5.h (SWITCHES_NEED_SPACES): New macro.
5809 * collect2.c (main): Only allow -ofoo if SWITCHES_NEED_SPACES
5810 does not include 'o'.
5812 * function.c (instantiate_virtual_regs_1, case SET): Handle case where
5813 both SET_DEST and SET_SRC reference a virtual register.
5814 (gen_mem_addressof): Copy RTX_UNCHANGING_P from new REG to old REG.
5816 * integrate.c (expand_inline_function): Handle case of setting
5817 virtual stack vars register (from built in setjmp); when parameter
5818 lives in memory, expand virtual_{stack_vars,incoming_args}_rtx early.
5819 (subst_constant): Add new parm, MEMONLY.
5820 (expand_inline_function, integrate_parm_decls): Pass new parm.
5821 (integrate_decl_tree): Likewise.
5822 (copy_rtx_and_substitute, case MEM): Do copy RTX_UNCHANGING_P.
5823 (try_constants): Call subst_constants twice, with MEMONLY 0 and 1.
5824 (copy_rtx_and_substitute, case SET): Add explicit calls to
5825 copy_rtx_and_substitute for both sides.
5827 * stmt.c (expand_asm_operands): Don't use TREE_STRING_LENGTH for
5829 (pushcase{,_range}): Convert to NOMINAL_TYPE after checking for
5830 within INDEX_TYPE, instead of before.
5831 (fixup_gotos): Use f->target_rtl, not the next insn,
5832 since latter may be from a later fixup.
5833 (expand_value_return): Correctly convert VAL when promoting function
5834 return; support RETURN_REG being a PARALLEL.
5835 (expand_return): When checking for result in regs and having
5836 cleanup, consider PARALLEL in DECL_RTL as being in regs.
5838 1999-10-28 21:27 -0700 Zack Weinberg <zack@bitmover.com>
5840 * cpplib.h (struct cpp_buffer: fname, nominal_fname,
5841 last_nominal_fname): Mark const.
5842 (struct include_hash: name, nshort, control_macro): Mark
5844 (struct macrodef: symnam): Mark const.
5845 (struct if_stack: fname): Mark const.
5846 (is_idchar, is_idstart, is_hor_space, trigraph_table): Delete.
5847 (IStable): New character-syntax array which encompasses all
5848 the old is_foo arrays.
5849 (is_idchar, is_numchar, is_idstart, is_numstart, is_hspace,
5850 is_space): New macros for interrogating IStable.
5851 (check_macro_name): Kill last argument. All callers changed.
5853 * cppinit.c (initialize_char_syntax): Delete.
5854 (is_idchar, is_idstart, is_hor_space, is_space,
5855 trigraph_table): Delete.
5856 (IStable): New. Initialize with clever macros to avoid
5857 information duplication.
5858 (builtin_array): Table of builtins to get rid of explicit list
5859 in initialize_builtins.
5860 (initialize_builtins): Use builtins_array.
5861 (cpp_start_read): Call init_IStable, and set IStable['$'] if
5862 opts->dollars_in_ident.
5864 * cppexp.c: Change all refs to is_xyz[] arrays to use new
5866 (cpp_parse_expr): Avoid 'format string is not constant'
5867 warning. Use ISGRAPH to identify printable chars.
5868 * cppfiles.c: Change all refs to is_xyz[] arrays to use new
5870 (read_and_prescan): Map trigraphs to chars with open-coded
5871 if-else-if-... sequence, not a lookup table.
5872 * cpphash.c: Change all refs to is_xyz[] arrays to use new
5874 * cpplib.c: Change all refs to is_xyz[] arrays to use new
5875 is_xyz() macros. Kill SKIP_ALL_WHITE_SPACE (unused).
5876 (check_macro_name): Remove ability to report an invalid
5877 assertion name, which is never used.
5878 (do_line): Constify a couple of char *'s.
5879 * cppmain.c (main): Call cpp_cleanup before returning.
5881 Thu Oct 28 21:16:35 1999 Mark Mitchell <mark@codesourcery.com>
5883 * ggc.h (struct ggc_statistics): New type.
5884 (ggc_get_size): New function.
5885 (ggc_print_statistics): Likewise.
5886 * ggc-common.c (ggc_stats): New variable.
5887 (ggc_mark_rtx_children): Keep statistics.
5888 (ggc_mark_tree_children): Likewise.
5889 (ggc_print_statistics): New function.
5890 * ggc-page.c (struct globals): Add bytes_mapped field.
5891 (alloc_anon): Update it.
5892 (release_pages): Likewise.
5893 (ggc_get_size): New function.
5894 (ggc_page_print_statistics): New function.
5895 * ggc-simple.c (ggc_get_size): New function.
5897 Fri Oct 29 06:32:44 1999 Geoffrey Keating <geoffk@cygnus.com>
5899 * flow.c (propagate_block): When the last reference to a label
5900 before an ADDR_VEC is deleted because the reference is a dead
5901 store, delete the ADDR_VEC.
5903 Thu Oct 28 12:28:50 1999 Richard Henderson <rth@cygnus.com>
5905 * resource.c (find_free_register): Don't use the frame pointer
5906 if frame_pointer_needed.
5908 Thu Oct 28 10:02:00 1999 Jim Wilson <wilson@cygnus.com>
5910 * config/mips/mips.c (mips_va_arg): Delete gen_jump as emit_jump arg.
5911 (function_arg_pass_by_reference): Check for a NULL pointer in cum.
5913 * config/i960/i960.c (i960_va_start): New locals base, num.
5914 Use INDIRECT_REF instead of ARRAY_REF on valist.
5915 (i960_va_arg): Use INDIRECT_REF instead of ARRAY_REF on valist.
5917 Thu Oct 28 09:45:48 1999 Mark Mitchell <mark@codesourcery.com>
5919 * gcse.c (delete_null_pointer_checks): Fix typo in previous change.
5921 Thu Oct 28 03:37:50 1999 Peter Gerwinski <peter@gerwinski.de>
5923 * tree.def (PLACEHOLDER_EXPR): Update comments.
5925 Thu Oct 28 06:47:32 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5927 * c-common.c (check_format_info): Avoid non-literal format string
5928 warnings when `first_arg_num' is zero.
5930 Thu Oct 28 12:28:48 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5932 * rtl.texi: Delete explicit Prev, Up and Next entries in "@node"s.
5934 Thu Oct 28 11:05:13 1999 Richard Earnshaw <rearnsha@arm.com>
5936 * arm.md (casesi_insn): Add a clobber of the condition code
5939 Mon Oct 18 21:16:06 1999 Fred Fish <fnf@be.com>
5941 * tm.texi (CC1PLUS_SPEC): Make it clear in the docs that CC1_SPEC is
5942 used by both cc1 and cc1plus.
5944 Thu Oct 28 10:00:48 1999 Nick Clifton <nickc@cygnus.com>
5946 * config/arm/arm.c: Initialise arm_structure_size_boundary to
5947 DEFAULT_STRUCTURE_SIZE_BOUNDARY.
5948 * config/arm/arm.h (DEFAULT_STRUCTURE_SIZE_BOUNDARY): Define
5949 to the value 32 if it has not already been defined.
5950 * config/arm/netbsd.h (DEFAULT_STRUCTURE_SIZE_BOUNDARY):
5951 Override definition in arm.h with a value of 8.
5953 Thu Oct 28 03:12:02 1999 David Starner <dstarner98@aasaa.ofe.org>
5955 * c-pragma.c (push_alignment): Don't check the return value
5958 Thu Oct 28 03:08:38 1999 Matteo Frigo <athena@fftw.org>
5960 * sparc.h (ADJUST_COST): Fix thinko.
5962 Thu Oct 28 02:44:03 1999 Glen Nakamura <glen.nakamura@usa.net>
5964 * cccp.c (rescan): Fixed obp pointer handling around call to
5965 check_expand subroutine.
5967 Thu Oct 28 02:15:22 1999 Jeffrey A Law (law@cygnus.com)
5969 * gcse.c (delete_null_pointer_checks): Only record non-null info
5970 for pseudos when examining stores.
5972 * arm.md (adddi3, adddi_sesidi_di, adddi_sesidi_di): Add
5973 splitters for these patterns. Use "#" for output templates.
5974 (addsi3_carryin_shift): New pattern.
5976 Thu Oct 28 10:20:02 1999 Geoffrey Keating <geoffk@cygnus.com>
5978 * config/rs6000/rs6000.md (movsf): Don't convert a SUBREG
5979 of the function return register into a plain REG until
5980 after function inlining is done.
5982 Wed Oct 27 15:21:46 1999 Richard Henderson <rth@cygnus.com>
5984 * jump.c (jump_optimize_1): If we did cross-jumping, and
5985 the data will matter, rebuild the CFG.
5986 * reg-stack.c (reg_to_stack): Only (re)build the CFG if
5987 not optimizing. Don't run shorten_branches.
5988 * toplev.c (rest_of_compilation): Run shorten_branches after
5991 Wed Oct 27 12:33:40 1999 Mark Mitchell <mark@codesourcery.com>
5993 * rtl.h (note_stores): Add additional paramter.
5994 * rtlanal.c (reg_set_p_1): Take additional paramter.
5995 (reg_set_last_1): Likewise.
5996 (reg_set_p): Adjust call to note_stores.
5997 (reg_set_last): Likewise.
5998 (note_stores): Pass data parameter to worker function.
5999 * alias.c (record_set): Take additional parameter.
6000 (init_alias_analysis): Pass it.
6001 * caller-save.c (mark_set_regs): Take additional parameter.
6002 (save_call_clobbered_regs): Pass NULL to note_stores.
6003 * combine.c (set_nonzero_bits_and_sign_copies): Take additional
6005 (record_dead_and_set_regs_1): Likewise.
6006 (reg_dead_at_p_1): Likewise.
6007 (combine_instructions): Adjust calls to note_stores.
6008 (try_combine): Likewise.
6009 (record_dead_insn): Remove.
6010 (record_dead_and_set_regs): Adjust calls to note_stores.
6011 (reg_dead_at_p): Likewise.
6012 * cse.c (invalidate_skipped_set): Take additional parameter.
6013 (cse_check_loop_start): Likewise.
6014 (cse_check_loop_start_value): Remove.
6015 (cse_set_around_loop): Adjust calls to note_stores.
6016 * flow.c (notice_stack_pointer_modification): Take additional
6017 parameter. Remove duplicate declaration.
6018 (record_volatile_insns): Adjust calls to note_stores.
6019 * gcse.c (record_set_info): Take additional parameter.
6020 (record_last_set_info): Likewise.
6021 (invalidate_nonnull_info): Likewise.
6022 (record_set_insn): Remove.
6023 (compute_sets): Adjust calls to note_stores.
6024 (last_set_insn): Remove.
6025 (compute_hash_table): Adjust calls to note_stores.
6026 (insert_insn_end_bb): Likewise.
6027 (delete_null_pointer_checks): Likewise.
6028 * global.c (mark_reg_store): Take additional parameter.
6029 (mark_reg_clobber): Likewise.
6030 (reg_becomes_live): Likewise.
6031 (global_conflicts): Adjust calls to note_stores.
6032 (build_insn_chain): Likewise.
6033 * integrate.c (note_modified_parmregs): Take additional parameter.
6034 (mark_stores): Likewise. Make it static.
6035 (save_for_inline_nocopy): Adjust calls to note_stores.
6036 (try_constants): Likewise.
6037 * integrate.h (mark_stores): Remove declaration.
6038 * jump.c (mark_modified_reg): Take additional parameter.
6039 (thread_jumps): Adjust calls to note_stores.
6040 * local-alloc.c (validate_equiv_mem_from_store): Take additional
6042 (no_equiv): Likewise.
6043 (reg_is_set): Likewise.
6044 (validate_equiv_mem): Adjust calls to note_stores.
6045 (update_equiv_regs): Likewise.
6046 (block_alloc): Likewise.
6047 * loop.c (note_set_pseudo_multiple_uses_retval): Remove.
6048 (note_addr_stored): Take additional parameter.
6049 (note_set_pseudo_multiple_uses): Likewise.
6050 (record_initial): Likewise.
6051 (prescan_loop): Adjust calls to note_stores.
6052 (strength_reduce): Likewise.
6053 (check_dbra_loop): Likewise.
6054 * regmove.c (flags_set_1): Take additional paramter.
6055 (mark_flags_life_zones): Adjust calls to note_stores.
6056 * reload1.c (mark_not_eliminable): Take additional parameter.
6057 (forget_old_reloads_1): Likewise.
6058 (reload_cse_invalidate_rtx): Likewise.
6059 (reload_cse_check_clobber): Likewise.
6060 (reload_combine_note_store): Likewise.
6061 (move2add_note_store): Likewise.
6062 (reload): Adjust calls to note_stores.
6063 (reload_as_needed): Likewise.
6064 (emit_reload_insns): Likewise.
6065 (reload_cse_regs_1): Likewise.
6066 (reload_cse_record_set): Adjust calls to reload_cse_invalidate_rtx.
6067 (reload_combine): Adjust calls to note_stores.
6068 * resource.c (update_live_status): Take additional paramter.
6069 (mark_target_live_regs): Adjust calls to note_stores.
6070 * stupid.c (find_clobbered_regs): Take additional parameter.
6071 (stupid_life_analysis): Adjust calls to note_stores.
6073 Wed Oct 27 19:26:12 1999 Nick Clifton <nickc@cygnus.com>
6075 * config/arm/coff.h (STRUCTURE_SIZE_BOUNDARY): Delete
6078 * config/arm/elf.h (STRUCTURE_SIZE_BOUNDARY): Delete
6081 * config/arm/arm.h (STRUCTURE_SIZE_BOUNDARY): Define in terms
6082 of the variable arm_structure_size_boundary.
6084 Wed Oct 27 02:05:58 1999 Mark P. Mitchell <mark@codesourcery.com>
6086 * alias.c (init_alias_analysis): Allocate reg_known_value and
6087 reg_known_equiv_p on the heap. Likewise for new_reg_base_value
6089 (end_alias_analysis): Free reg_known_value and reg_known_equiv_p.
6090 * cse.c (cse_main): Call end_alias_analysis.
6091 * haifa-sched.c (schedule_insns): Likewise.
6092 * local-alloc. (update_equiv_regs): Likewise.
6093 * reload1.c (reload_cse_regs): Likewise.
6095 Wed Oct 27 01:49:17 1999 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
6097 * sparc/sparc.c (sparc_override_options): Clear MASK_FPU_SET.
6098 * sparc/sparc.h (TARGET_SWITCHES): Add "fpu" entry for reverse
6099 mapping from MASK_FPU.
6101 Wed Oct 27 01:42:26 1999 Scott Christley <scottc@net-community.com>
6103 * sparc.md (call): Don't bound structure return size to 0xfff.
6105 Wed Oct 27 00:56:59 1999 Richard Henderson <rth@cygnus.com>
6107 * resource.c (mark_target_live_regs): Check that the target
6108 insn wasn't created after compute_bb_for_insn.
6110 Tue Oct 26 23:15:03 1999 Mark Mitchell <mark@codesourcery.com>
6112 * ggc-page.c (poison_pages): Don't be overzealous.
6114 Tue Oct 26 23:29:18 1999 Jeffrey A Law (law@cygnus.com)
6116 * alias.c: Update comments for ADDRESS.
6117 (nonlocal_reference_p): Look inside the ADDRESS to determine if
6118 it is a local memory reference.
6120 * c-typeck.c (build_function_call): Check that the built-in
6121 function is of class BUILT_IN_NORMAL before trying to recongize
6123 * calls.c (calls_function_1): Similarly for BUILT_IN_ALLOCA.
6124 * stmt.c (expand_end_cae): Similarly for BUILT_IN_CLASSIFY_TYPE.
6126 Wed Oct 27 00:14:13 1999 Robert Lipe <robertlipe@usa.net>
6128 * gcse.c (expr_reaches_here_p): Use xcalloc and explit free instead
6130 (pre_gcse): Likewise.
6131 (hoist_expr_reaches_here_p): Likewise.
6132 (hoist_code): Likewise.
6133 (pre_expr_reaches_here_p): Replace alloca with xcalloc. Move core
6135 (pre_expr_reaches_here_p_work): ... here.
6136 (expr_reaches_here_p): Replace alloca with xcalloc. Move core
6138 (expr_reaches_here_p_work): ... here.
6140 Tue Oct 26 20:42:45 1999 Richard Henderson <rth@cygnus.com>
6142 * resource.c (find_basic_block): Delete.
6143 (mark_target_live_regs, incr_ticks_for_insn): Use BLOCK_NUM instead.
6144 (init_resource_info): Call compute_bb_for_insn.
6146 Tue Oct 26 20:21:02 1999 Richard Henderson <rth@cygnus.com>
6148 * flow.c (merge_blocks_move_predecessor_nojumps): Cope
6149 with already adjacent blocks, but no fallthru.
6150 (merge_blocks_move_successor_nojumps): Simplify.
6151 (debug_flow_info): New.
6153 * toplev.c (rest_of_compilation): Open jump1 dump file before
6154 jump and close after, as opposed to just using dump_rtl.
6156 Wed Oct 27 03:09:23 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
6158 * reload.h (earlyclobber_operand_p): Declare.
6159 * reload.c (earlyclobber_operand_p): Don't declare. No longer static.
6160 * reload1.c (reload_reg_free_for_value_p): RELOAD_OTHER reloads with
6161 an earlyclobbered output conflict with RELOAD_INPUT reloads - handle
6162 case where the RELOAD_OTHER reload is new. Use earlyclobber_operand_p.
6164 Tue Oct 26 18:23:38 1999 Jan Hubicka <hubicka@freesoft.cz>
6165 Richard Henderson <rth@cygnus.com>
6167 * emit-rtl.c (emit_block_insn_before): New.
6168 (emit_block_insn_after): New.
6169 * basic-block.h: Declare them.
6171 * bitmap.h: Protect from multiple inclusion.
6173 * recog.c (scratch_operand): Handle VOIDmode correctly.
6175 * rtl.h (JUMP_CROSS_JUMP_DEATH_MATTERS): New.
6177 * builtins.c (expand_builtin_apply_args_1): Remove STACK_REGS hack.
6178 * function.c (assign_parms): Likewise.
6179 * global.c (global_conflicts): Clarify STACK_REGS commentary.
6181 * reg-stack.c (max_uid): Remove.
6182 (blocks, block_begin, block_end, block_drops_in): Remove.
6183 (block_stack_in, block_out_reg_set, block_number): Remove.
6184 (struct block_info_def, BLOCK_INFO): New.
6185 (enum emit_where): New.
6186 (current_block): New.
6187 (BLOCK_NUM): Remove.
6188 (mark_regs_pat, record_label_references): Remove.
6189 (record_reg_life_pat, record_reg_life, find_blocks): Remove.
6191 (goto_block_pat, print_blocks, dump_stack_info): Remove.
6192 (reg_to_stack): Simplified test for existance of fp code. Use
6193 flow.c code. Call shorten_branches after cross-jump opt.
6194 (check_asm_stack_operands): Renamed from record_asm_reg_life.
6195 Return false if the asm doesn't use stack regs. Don't do life
6196 analysis on the asm.
6197 (emit_pop_insn): Replace function pointer arg `when' with
6198 enum `where'. Update all callers.
6199 (change_stack): Likewise. Update basic block end.
6200 (emit_swap_insn): Use current_block->head to limit reverse search
6201 for start of block. Use emit_block_insn_after.
6202 (subst_stack_regs_pat): Handle USE and CLOBBER patterns.
6203 (subst_asm_stack_regs): Use check_asm_stack_operands. Use direct
6204 structure assignment instead of bcopy.
6206 (convert_regs_entry, convert_regs_exit): New.
6207 (convert_regs_1, convert_regs_2): Split out from convert_regs.
6208 Work on basic blocks and the CFG.
6209 (convert_regs): Use them.
6211 * i386.c (output_fix_trunc): Remove code for DImode input operand
6212 not at top-of-stack.
6213 * i386.c (fix_truncdfdi2, fix_truncsfdi2): Use scratch with
6215 (fix_truncdi_1): Allow any mode scratch.
6217 Tue Oct 26 13:30:35 1999 Richard Henderson <rth@cygnus.com>
6219 * alpha.h (TARGET_MEM_FUNCTIONS): Define here.
6220 * linux.h, netbsd.h, vms.h: Not here.
6222 1999-10-26 Gavin Romig-Koch <gavin@cygnus.com>
6224 * config/mips/mips.h (ISA_HAS_64BIT_REGS,ISA_HAS_BRANCHLIKELY,
6225 ISA_HAS_FP4,ISA_HAS_CONDMOVE): New.
6226 (GENERATE_BRANCHLIKELY,HAVE_SQRT_P,
6227 CONDITIONAL_REGISTER_USEAGE): Use them.
6228 * config/mips/mips.c (mips_move_1word,mips_move_2words,
6229 gen_conditional_branch,override_options) : Use them.
6230 * config/mips/mips.md : Use them.
6232 Tue Oct 26 13:09:23 1999 Richard Henderson <rth@cygnus.com>
6234 * i386.md (zero_extendqihi2): Use SImode register name with andl.
6236 Tue Oct 26 12:35:38 1999 Richard Henderson <rth@cygnus.com>
6238 * integrate.c (function_cannot_inline_p): Don't allow inlining
6241 Tue Oct 26 14:10:23 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6243 * c-parse.in (cast_expr): Constify.
6245 * cccp.c (special_symbol): Likewise.
6247 * cse.c (hash_cse_reg_info, cse_reg_info_equal_p): Likewise.
6249 * dwarf2out.c (base_type_die): Likewise.
6251 * global.c (allocno_compare): Likewise.
6253 * local-alloc.c (qty_compare_1, qty_sugg_compare_1): Likewise.
6255 * regclass.c (fix_register): Likewise.
6257 * rtl.h (fix_register): Likewise.
6259 * stupid.c (stupid_reg_compare): Likewise.
6261 * toplev.c (decode_f_option): Likewise.
6263 * tree.c (build_complex_type): Likewise.
6265 Tue Oct 26 18:35:25 1999 Richard Earnshaw <rearnsha@arm.com>
6267 * output.h: Don't unnecessarily conditionalize prototypes on TREE_CODE.
6269 Tue Oct 26 15:42:56 1999 Bernd Schmidt <bernds@cygnus.co.uk>
6271 * reload.c (find_reloads): Compute mode and nregs fields of all
6273 * reload1.c (calculate_needs_all_insns): Simplify a bit.
6274 (calculate_needs): Use precomputed mode/nregs values.
6275 (allocate_reload_reg): Likewise.
6277 (failed_reload, set_reload_reg): ... new functions.
6278 (choose_reload_regs_init): New function, mostly broken out from...
6279 (choose_reload_regs): ... here. Lose all the save_xxx nonsense.
6280 Also lose one #if 0 block.
6282 Tue Oct 26 02:48:32 1999 Marc Espie <espie@cvs.openbsd.org>
6284 * Makefile.in (AR_FOR_TARGET, RANLIB_FOR_TARGET): Fix target name
6287 Tue Oct 26 01:27:32 1999 Mark Mitchell <mark@codesourcery.com>
6289 * tree.h (BLOCK_TYPE_TAGS): Remove.
6290 (BLOCK_END_NOTE): Likewise.
6291 (BLOCK_LIVE_RANGE_FLAG): Likewise.
6292 (BLOCK_LIVE_RANGE_START): Likewise.
6293 (BLOCK_LIVE_RANGE_END): Likewise.
6294 (tree_block): Remove live_range_flag, live_range_var_flag, and
6295 type_tags. Remove end_note, live_range_start, and live_range_end.
6296 (remember_end_note): Remove prototype.
6297 * tree.c (build_block): Don't set BLOCK_TYPE_TAGS.
6298 * c-decl.c (poplevel): Don't set BLOCK_TYPE_TAGS or call
6300 * ggc-common.c (ggc_mark_tree_children): Don't mark
6301 BLOCK_TYPE_TAGS or BLOCK_END_NOTE.
6302 * integrate.c (adjust_copied_decl_tree): Remove.
6303 * print-tree.c (print_node): Don't print BLOCK_TYPE_TAGS.
6304 * stmt.c (last_block_end_note): Remove.
6305 (init_stmt): Don't add a GC root for it.
6306 (expand_fixup): Don't set it.
6307 (remember_end_note): Remove.
6308 (expand_end_bindings): Don't set last_block_end_note.
6310 Tue Oct 26 00:41:54 1999 Bernd Schmidt <bernds@cygnus.co.uk>
6312 * reload1.c (reload_reg_free_for_value_p): Show
6313 RELOAD_FOR_OTHER_ADDRESS reloads can conflict with RELOAD_OTHER
6316 Mon Oct 25 23:54:45 1999 Geoff Keating <geoffk@cygnus.com>
6318 * expmed.c (extract_bit_field): Allow for the case of non-integer
6319 objects that are smaller than a word (like SFmode on a 64-bit
6322 * loop.c (basic_induction_var): A non-integer variable which is
6323 being set by a paradoxical subreg is probably not a biv.
6325 1999-10-25 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
6327 * prefix.c (translate_name) Check for empty prefix string.
6329 Mon Oct 25 23:10:45 1999 Andreas Schwab <schwab@suse.de>
6331 * Makefile.in (CPP_CROSS_NAME): New variable.
6332 (install-cpp): Use it instead of CPP_INSTALL_NAME for the cross
6334 (uninstall-cpp): Use CPP_INSTALL_NAME and CPP_CROSS_NAME for the
6335 names of the files to be uninstalled.
6337 Mon Oct 25 23:03:09 1999 Jeffrey A Law (law@cygnus.com)
6339 * collect2.c (IS_DIR_SEPARATOR): Define.
6340 (prefix_from_string): Use IS_DIR_SEPARATOR and DIR_SEPARATOR.
6342 * som.h (ASM_DECLARE_FUNCTION_NAME): Set PRIV_LEV for static
6345 * haifa-sched.c (add_dependence): Update the true dependency
6346 cache the first time we add a true dependence to the LOG_LINKS chain.
6348 Mon Oct 25 22:27:40 1999 Jim Kingdon <http://developer.redhat.com/>
6350 * fold-const.c (fold): Fix comment.
6352 Mon Oct 25 22:49:34 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6354 * dbxout.c (lastfile, cwd, dbxout_type_method_1,
6355 dbxout_symbol_location, dbxout_symbol_name, dbxout_init,
6356 dbxout_start_new_source_file, dbxout_source_file,
6357 dbxout_source_line, dbxout_finish, dbxout_type_fields,
6358 dbxout_type_methods, dbxout_symbol, dbxout_prepare_symbol):
6360 (dbxout_types, dbxout_args, dbxout_symbol): Delete prototypes.
6361 (dbxout_symbol): Mark parameter `local' with ATTRIBUTE_UNUSED.
6362 (dbxout_block): Initialize variable `blocknum'.
6364 * dbxout.h (dbxout_init, dbxout_finish,
6365 dbxout_start_new_source_file, dbxout_source_file, dbxout_types,
6366 dbxout_args, dbxout_source_line): Constify a char*.
6368 * dwarfout.c (dwarf_tag_name, dwarf_attr_name,
6369 dwarf_stack_op_name, dwarf_typemod_name, dwarf_fmt_byte_name,
6370 dwarf_fund_type_name, name_attribute, stmt_list_attribute,
6371 low_pc_attribute, high_pc_attribute, body_begin_attribute,
6372 body_end_attribute, comp_dir_attribute, sf_names_attribute,
6373 src_info_attribute, mac_info_attribute, producer_attribute,
6374 lookup_filename, generate_macinfo_entry, fundamental_type_code,
6375 dwarfout_line, dwarfout_start_new_source_file, dwarfout_define,
6376 dwarfout_undef): Constify a char*.
6377 (add_incomplete_type, retry_incomplete_types): Add prototypes.
6379 * dwarfout.h (dwarfout_define, dwarfout_undef,
6380 dwarfout_start_new_source_file, dwarfout_line): Constify a char*.
6382 1999-10-25 Gavin Romig-Koch <gavin@cygnus.com>
6384 * config/mips/mips.h (MIPS_ISA_DEFAULT): Insure it's defined.
6385 (MULTILIB_ISA_DEFAULT): New.
6386 (MULTILIB_DEFAULTS): Use it.
6387 * config/mips/mips.c (): Remove the now unnecessary definition
6388 of MIPS_ISA_DEFAULT.
6389 * config/mips/elf64.h (MULTILIB_DEFAULTS): Remove the now
6390 unnecessary definition.
6392 Mon Oct 25 22:08:35 1999 Richard Earnshaw (rearnsha@arm.com)
6394 * arm.md (pic_load_addr): Add constraints to operand 1.
6396 1999-10-25 Bruce Korb <autogen@linuxbox.com>
6398 * fixinc/genfixes: Provide a means for specifying -D options to
6401 Mon Oct 25 00:42:35 1999 Jeffrey A Law (law@cygnus.com)
6403 * arm.c (arm_override_options): Correct initialization of
6404 arm_fast_multiply, arm_arch4, arm_arch5, arm_ld_sched,
6405 arm_is_strong, and arm_is_6_or_7.
6407 * loop.c (note_set_pseudo_multiple_uses_retval): New variable.
6408 (note_set_pseudo_multiple_uses): New function.
6409 (check_dbra_loop): Use not_set_pseudo_multiple_uses to determine
6410 if a pseudo set in the loop exit is used elsewhere.
6412 Sun Oct 24 20:52:40 1999 Mark Mitchell <mark@codesourcery.com>
6414 * i386.md (mulsi3): Tweak to work with SCO OSR5 COFF assembler.
6416 Sun Oct 24 21:02:46 1999 Richard Henderson <rth@cygnus.com>
6418 * i386.md (*lea_0): Collapse addsi_0, addsi_lea_[123] into
6419 a single load-address pattern.
6421 Sun Oct 24 19:33:24 1999 Mark P. Mitchell <mark@codesourcery.com>
6423 * haifa-sched.c (schedule_insns): Don't assign LUIDs differently
6424 depending on whether or not line-number notes are present.
6426 Sun Oct 24 20:29:59 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6428 * cccp.c (progname, file_buf, default_include, include_file,
6429 macrodef, definition, hashval, wchar_type, user_label_prefix,
6430 directive, out_fname, if_stack, safe_write, index0, get_lintcmd,
6431 expand_to_temp_buffer, is_system_include, base_name,
6432 absolute_filename, read_name_map, open_include_file,
6433 record_control_macro, check_precompiled, check_preconditions,
6434 pcfinclude, pass_thru_directive, create_definition,
6435 check_macro_name, comp_def_part, collect_expansion,
6436 check_assertion, read_token_list, assertion_install,
6437 assertion_lookup, eval_if_expression, conditional_skip,
6438 validate_else, skip_quoted_string, quote_string, macarg1,
6439 error_from_errno, install, lookup, hashf, dump_defn_1,
6440 perror_with_name, pfatal_with_name, main, trigraph_pcp,
6441 check_white_space, rescan, handle_directive, monthnames,
6442 special_symbol, do_include, remap_include_file, write_output,
6443 arglist, do_assert, do_unassert, do_line, do_error, do_once,
6444 do_ident, do_sccs, do_xifdef, skip_if_group,
6445 output_line_directive, macroexpand, macarg, change_newlines,
6446 initialize_builtins, make_definition): Constify a char*.
6448 * pcp.h (stringdef): Likewise.
6450 Sun Oct 24 13:29:28 1999 Richard Henderson <rth@cygnus.com>
6452 * unroll.c (copy_loop_body): Examine SET_DEST of single_set
6455 Sun Oct 24 13:14:20 1999 Graham <grahams@rcp.co.uk>
6456 Richard Henderson <rth@cygnus.com>
6458 * alias.c: Include ggc.h.
6459 (reg_base_value, new_reg_base_value, reg_base_value_size): Make static.
6460 (record_set): Verify enough room in reg_base_value.
6461 (init_alias_analysis): Allocate reg_base_value with xcalloc.
6462 Register it as a GC root.
6463 (end_alias_analysis): Free reg_base_value. Remove it as a GC root.
6464 * Makefile.in (alias.o): Depend on ggc.h.
6466 * unroll.c (unroll_loop): Verify the insn before a barrier
6467 is a JUMP_INSN before checking JUMP_LABEL.
6469 Sun Oct 24 15:46:44 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6471 * mips/bsd-5.h (ASM_OUTPUT_ASCII): Constify a char*.
6472 * mips/iris4.h (ASM_OUTPUT_ASCII): Likewise.
6473 * mips/mips-5.h (ASM_OUTPUT_ASCII): Likewise.
6474 * mips/mips.h (ASM_OUTPUT_ASCII): Likewise.
6475 * mips/svr3-5.h (ASM_OUTPUT_ASCII): Likewise.
6476 * mips/svr4-5.h (ASM_OUTPUT_ASCII): Likewise.
6478 Sun Oct 24 15:35:43 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6480 * output.h (ctors_section, dtors_section, bss_section): Prototype.
6482 * alpha/alpha-interix.h (text_section): Delete prototype.
6483 * alpha/elf.h (text_section): Likewise.
6484 * arm/linux-elf.h (text_section): Likewise.
6485 * arm/linux-telf.h (text_section): Likewise.
6486 * c4x/c4x.h (text_section): Likewise.
6487 * dsp16xx/dsp16xx.h (bss_section): Likewise.
6488 * elfos.h (text_section): Likewise.
6489 * i386/aix386ng.h (text_section): Likewise.
6490 * i386/i386-interix.h (text_section): Likewise.
6491 * i386/sco5.h (text_section): Likewise.
6492 * i386/svr3gas.h (text_section): Likewise.
6493 * nextstep.h (text_section): Likewise.
6494 * psos.h (text_section): Likewise.
6495 * ptx4.h (text_section): Likewise.
6496 * svr3.h (text_section): Likewise.
6497 * svr4.h (text_section, ctors_section, dtors_section): Likewise.
6499 Sun Oct 24 15:20:59 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6501 * final.c (peephole): Delete prototype.
6503 * gcse.c (process_insert_insn, pre_edge_insert): Add prototypes.
6504 (pre_insert_copies): Remove unused variable `bb'.
6506 * genrecog.c (debug_decision_0, debug_decision_list, main): Add
6509 * output.h (peephole): Add prototype.
6511 Sun Oct 24 11:35:30 1999 Mark P. Mitchell <mark@codesourcery.com>
6513 * config/mips/iris6.h (SUBTARGET_ASM_OPTIMIZING_SPEC): Define to
6516 Sat Oct 23 21:13:00 1999 Mark Mitchell <mark@codesourcery.com>
6518 * integrate.c (integrate_decl_tree): Tweak setting of DECL_CONTEXT
6519 for inlined declarations.
6521 Fri Oct 22 18:05:43 1999 Jeffrey A Law (law@cygnus.com)
6523 * arm.c (logical_binary_operator): New fucntion.
6524 * arm.h (logical_binary_operator): Declare it.
6525 (PREDICATE_CODES): Handle logical_binary_operator.
6526 * arm.md (anddi3, anddi_zesidi_di, anddi_sesdi_di): Use "#" for
6527 output constraints. Add appropriate splitters.
6528 (anddi_notdi_di, anddi_notzesidi_di, anddi_notsesidi_di): Likewise.
6529 (iordi3, iordi_zesidi_di, iordi_sesidi_di): Likewise.
6530 (xordi3, xordi_zesidi_di, xordi_sesidi_di): Likewise.
6532 Fri Oct 22 23:46:50 1999 Bernd Schmidt <bernds@cygnus.co.uk>
6534 * genoutput.c (struct operand_data): New elt eliminable.
6535 (output_operand_data): Write it.
6536 (scan_operands): Set it for MATCH_OPERAND, clear for other matchers.
6537 (compare_operands): Take it into account.
6538 * recog.h (struct insn_operand_data): New elt eliminable.
6539 * reload1.c (check_eliminable_occurrences, elimination_effects): New
6541 (old_asm_operands_vec, new_asm_operands_vec): Delete.
6542 (eliminate_regs): Move code that detects changes to elimination
6543 target regs into new function elimination_effects.
6544 Delete one #if 0 block.
6545 Abort for USE, CLOBBER, ASM_OPERANDS and SET.
6546 (eliminate_regs_in_insn): Return immediately for USEs, CLOBBERs,
6547 ADDR_VECs, ADDR_DIFF_VECs and ASM_INPUTs.
6548 Only call eliminate_regs for real operands of the insn, not for parts
6549 of its structure or parts matched by things like match_operator.
6550 Use elimination_effects and check_eliminable_occurrences. Use
6551 copy_insn to duplicate the pattern when not in the final pass.
6553 Fri Oct 22 09:03:44 1999 Mark Mitchell <mark@codesourcery.com>
6555 * i386.md: Add missing `y' modifiers to uses of fst, fstp, fld,
6558 1999-10-22 Bruce Korb <autogen@linuxbox.com>
6560 * fixinc/README: document the "mach" machine matching test
6561 * fixinc/fixfixes.c: Implement the #else/#endif label fix
6562 * fixinc/fixtests.c: Implement the #else/#endif label test
6563 * fixinc/inclhack.def: utilize these tests and fixes
6564 * fixinc/inclhack.sh: regen
6565 * fixinc/fixincl.x: regen
6566 * fixinc/fixincl.sh: regen
6568 Thu Oct 21 20:37:19 1999 Jeffrey A Law (law@cygnus.com)
6570 * Makefile.in (cse.o): Depend on hashtab.h, not splay-tree.h. Also
6573 Thu Oct 21 20:30:19 1999 Matthias Klose <doko@debian.org>
6575 * gcc.1: Document exit codes.
6577 Thu Oct 21 12:49:05 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6579 * calls.c: Include tm_p.h later, so everything we need is defined.
6581 * function.c: Likewise.
6583 * except.c: Include tm_p.h.
6585 * sparc.c: Likewise.
6586 (dwarf2out_cfi_label): Don't prototype.
6587 (check_return_regs, epilogue_renumber,
6588 ultra_cmove_results_ready_p, ultra_fpmode_conflict_exists,
6589 ultra_find_type, ultra_build_types_avail, ultra_flush_pipeline,
6590 ultra_rescan_pipeline_state, set_extends, ultra_code_from_mask,
6591 ultra_schedule_insn): Add static prototype.
6592 (data_segment_operand, text_segment_operand): Call itself with the
6593 proper number of arguments.
6594 (sparc_flat_save_restore, sparc_v8plus_shift): Constify a char*.
6596 * sparc.h: Move all declarations to sparc-protos.h.
6597 (SELECT_RTX_SECTION): Pass a missing MODE argument to
6600 * sparc/sysv4.h (SELECT_RTX_SECTION): Likewise.
6602 * config/svr4.h (text_section, ctors_section, dtors_section): Add
6604 (ASM_OUTPUT_SECTION_NAME, UNIQUE_SECTION,
6605 ASM_FINISH_DECLARE_OBJECT, ASM_OUTPUT_LIMITED_STRING,
6606 ASM_OUTPUT_ASCII): Constify a char*.
6608 * sparc-protos.h: New file for sparc prototypes.
6610 Thu Oct 21 12:23:40 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6612 * function.c (record_insns, contains): Always declare and define.
6613 (record_insns): Mark with ATTRIBUTE_UNUSED.
6615 Thu Oct 21 13:03:49 1999 Jonathan Larmour <jlarmour@cygnus.co.uk>
6617 * config/arm/telf.h (ASM_OUTPUT_SECTION_NAME): Add %nobits option
6618 to .section when outputting a .bss section to deal with multiple
6619 .bss input sections (as happens with -fdata-sections)
6620 Also output %progbits, not @progbits so the assembler doesn't treat as
6622 * config/arm/unknown-elf.h (ASM_OUTPUT_SECTION_NAME): Likewise
6624 * config/arm/lib1funcs.asm (_call_via_rX): Allow compilation of
6625 thumb parts even when building with non-thumb CPUs, by forcing
6628 Wed Oct 20 22:57:58 1999 Jeffrey A Law (law@cygnus.com)
6630 * sparc.md (movsf_const_intreg): If splitting, length must be > 1.
6631 (movdf_const_intreg_sp64): Similarly.
6633 * local-alloc.c (update_equiv_regs): Check the correct insn
6634 for pre-existing REG_EQUIV notes.
6636 Wed Oct 20 20:41:46 1999 Mark Mitchell <mark@codesourcery.com>
6638 * cse.c (cse_end_of_basic_block): Don't return the end of a basic
6639 block reached by a branch if we're not going to actually process
6642 Wed Oct 20 15:18:42 1999 Jim Wilson <wilson@cygnus.com>
6644 * integrate.c (integrate_decl_tree): Set DECL_CONTEXT to 0 if this is
6645 a local extern function declaration.
6647 Wed Oct 20 13:56:01 1999 Richard Henderson <rth@cygnus.com>
6649 * i386.c (ix86_expand_prologue): Properly wrap USE around
6650 reg for CALL_INSN_FUNCTION_USAGE.
6652 Thu Oct 14 18:51:37 1999 Andrew Haley <aph@cygnus.com>
6654 * config/mips/mips.md (movdf_internal1a): Allow floating-point
6655 move between GP_REGs.
6657 Wed Oct 20 15:36:11 1999 Andrew Haley <aph@cygnus.com>
6659 * config/arm/thumb.h (GO_IF_LEGITIMATE_ADDRESS): Take account of
6660 the mode size when finding out if an offset is legal.
6662 Wed Oct 20 06:26:58 1999 Richard Henderson <rth@cygnus.com>
6664 * basic-block.h (PROP_*): Move constants from ...
6666 (compute_bb_for_insn): Free the array before reallocating.
6667 (update_life_info): New arg PROP_FLAGS; pass on to propagate_block.
6668 (allocate_reg_life_data): Reset all reg variables collected by
6670 (get_block_head_tail): Don't convert from bb to block.
6671 (get_bb_head_tail): New. Update all callers of get_block_head_tail.
6672 (find_insn_reg_weight): Take block not bb.
6673 (schedule_block): Don't set block num for moved insns.
6674 (schedule_region): Don't update_life_info or find_insn_reg_weight.
6675 (schedule_insns): Do it here instead.
6676 * combine.c (combine_instructions): Invoke compute_bb_for_insn
6677 before update_life_info.
6678 * recog.c (split_all_insns, peephole2_optimize): Update for
6679 new arg to update_life_info.
6680 * rtlanal.c (remove_note): Cope with NULL note.
6681 * toplev.c (rest_of_compilation): Don't invoke recompute_reg_usage
6684 Wed Oct 20 10:46:41 1999 Richard Earnshaw (rearnsha@arm.com)
6686 * jump.c (jump_optimize_1): More accurately detect casesi insns.
6688 * flow.c (merge_blocks_move_predecessor_nojumps): Re-order the basic
6689 block records so that merge_blocks_nomove will clean up correctly.
6690 (split_edge): Handle casesi insns.
6692 * gcc-page.c: Try MAP_ANON if we don't have MAP_ANONYMOUS.
6694 Tue Oct 19 23:43:50 1999 Jeffrey A Law (law@cygnus.com)
6696 * pa.md (call, call_value): Do not emit a blockage after restoring
6699 Tue Oct 19 17:22:39 1999 Mark Mitchell <mark@codesourcery.com>
6701 * c-typeck.c (c_expand_asm_operands): Fix typo.
6703 Tue Oct 19 18:42:58 1999 Bernd Schmidt <bernds@cygnus.co.uk>
6705 * arm.c (fpu_rhs_operand): Verify modes.
6706 (fpu_add_operand): Likewise.
6707 (di_operand): Likewise.
6708 (soft_df_operand): Likewise.
6710 Tue Oct 19 15:26:11 1999 Richard Earnshaw (rearnsha@arm.com)
6712 * arm.c (arm_return_in_memory): APCS rules state that the elements
6713 of a structure returned in a register must be 'integer-like'.
6715 1999-10-19 Bruce Korb <autogen@linuxbox.com>
6717 * fixinc/Makefile.in: Change the generation rules to run `genfixes'
6718 in the source tree when the generated targets are out of date
6719 * fixinc/genfixes: Alter it to run individual fixes for make.
6720 * fixinc/README: rewrite
6721 * fixinc/inclhack.def: moved initial comments to README
6723 Tue Oct 19 14:01:34 1999 Nick Clifton <nickc@cygnus.com>
6725 * toplev.c (main): Do not generate an error message if an
6726 unrecognised command line switch is recognisable by another
6727 language. If extra_warnings are enabled, then generate a
6728 warning message instead.
6730 Tue Oct 19 11:41:12 1999 Mumit Khan <khan@xraylith.wisc.edu>
6732 * c-pragma.h (PRAGMA_INSERT_ATTRIBUTES): Delete macro.
6733 (insert_pack_attributes): Delete prototype.
6735 * c-pragma.c (default_alignment): New static variable.
6736 (push_alignment): Initialize to current effective alignment.
6737 (pop_alignment): Use to set new alignment.
6738 (insert_pack_attributes): Delete function.
6739 (handle_pragma_token): Set default_alignment as well each time
6740 a #pragma pack(<n>) is encountered.
6742 Tue Oct 19 02:03:00 1999 Jeffrey A Law (law@cygnus.com)
6744 * reg-stack.c (stack_result): Aggregates are not returned in
6747 Tue Oct 19 01:26:48 1999 Alasdair Baird <alasdair@wildcat.demon.co.uk>
6749 * fold-const.c (fold): Fix thinko in x+(-0) -> x transformation.
6751 Mon Oct 18 15:19:41 1999 Richard Henderson <rth@cygnus.com>
6753 * basic-block.h (set_block_num): Declare.
6754 * flow.c (update_life_info): Don't call compute_bb_for_insn
6755 or free_basic_block_vars.
6756 * haifa-sched.c (remove_dependence): Conditionalize on HAVE_cc0.
6757 (insn_orig_block): Remove.
6758 (INSN_BLOCK): Remove. Update all callers to use BLOCK_NUM.
6759 (schedule_block): Keep BLOCK_NUM up-to-date.
6760 (schedule_insns): Use compute_bb_for_insn.
6761 * recog.c (split_all_insns): Likewise.
6762 (peephole2_optimize): Likewise.
6764 Mon Oct 18 18:50:51 1999 Andreas Schwab <schwab@suse.de>
6766 * config/m68k/m68k.h (INITIAL_FRAME_POINTER_OFFSET): Add one word
6767 if the pic register is used.
6769 Mon Oct 18 02:38:46 1999 Bernd Schmidt <bernds@cygnus.co.uk>
6771 * c-decl.c (pushdecl): Use TYPE_CONTEXT rather than TREE_PERMANENT.
6772 (finish_decl): Duplicate test for TREE_ASM_WRITTEN in else branch of
6773 if that tests TREE_PERMANENT.
6775 Mon Oct 18 01:41:35 1999 Jeffrey A Law (law@cygnus.com)
6777 * cse.c (invalidate_for_call): Do not remove memory references from
6778 the table here. It's handled elsewhere.
6780 * haifa-sched.c (add_dependence): Protect references to the
6781 true dependency cache with #ifdef INSN_SCHEDULING.
6782 (remove_dependence): Similarly.
6784 * mn10200.md (outline_epilogue_jump): Embed a (return) to indicate
6785 to the cfg code that this is a return instruction.
6786 * mn10300.md (return_internal): Similarly.
6788 * combine.c (get_last_value): If the last set of a register
6789 is after subst_low_cuid, then we can not use it to determine
6790 the register's last value.
6792 Sun Oct 17 11:02:52 1999 Mark Mitchell <mark@codesourcery.com>
6794 * Makefile.in: Back out previous change.
6796 Sun Oct 17 15:22:50 1999 Jeffrey A Law (law@cygnus.com)
6798 * pa.c (move_operand): Reject (lo_sum (reg) (unspec ...)).
6800 * haifa-sched.c (add_dependence): Only check/update the cache
6802 (remove_dependence): Likewise.
6803 (schedule_insns): Only create the true_dependency_cache if the
6804 average number of instructions in a basic block is very large.
6806 Sun Oct 17 11:02:52 1999 Mark Mitchell <mark@codesourcery.com>
6808 * Makefile.in (ggc-common.o): Depend on genrtl.h.
6809 (ggc-simple.o): Likewise.
6810 (ggc-page.o): Likewise.
6812 Sun Oct 17 02:09:50 1999 Andrew MacLeod <amacleod@cygnus.com>
6814 * basic-block.h (pre_edge_lcm, pre_edge_rev_lcm, compute_available):
6815 Prototype for exported functions.
6816 (pre_lcm, pre_rev_lcm): Remove prototypes.
6817 * gcse.c (compute_ae_kill): Add ae_gen and ae_kill as parameters.
6818 (compute_available): Move to lcm.c, and change parameter order.
6819 (one_classic_gcse_pass): Call compute_ae_kill with parameters.
6820 (pre_insert, s_preds, s_succs, num_preds, num_succs): Delete.
6821 (gcse_main): No longer call compute_preds_succs. Rebuild the
6822 set table after reach pre pass.
6823 (pre_insert_map, pre_delete_map, edge_list): New.
6824 (alloc_pre_mem): Allocate edge vectors.
6825 (free_pre_mem): Delete edge vectors.
6826 (compute_pre_data): Call new edge based lcm routines.
6827 (process_insert_insn): New function.
6828 (insert_insn_end_bb): Use it.
6829 (pre_edge_insert): New function.
6830 (pre_insert_copy_insn): Formatting fixes. Update BLOCK_END as
6832 (pre_insert_copies): Revamp using new edge based lcm outputs.
6833 (pre_delete): Likewise.
6834 (one_pre_gcse_pass): Insert & remove fake edges to the exit
6836 (compute_code_hoist_vbeinout): New new edge based routines.
6837 * lcm.c: Remove all the old LCM functions. Replace with new ones
6838 that work with the new cfg datastructures and work with edges
6841 Sun Oct 17 00:44:17 1999 Bernd Schmidt <bernds@cygnus.co.uk>
6843 * reload.h (struct reload): Add new fields "mode" and "nregs".
6844 * reload1.c: Change all occurrences of reload_mode and reload_nregs
6845 to reference the "mode" and "nregs" field within struct reload.
6847 Sat Oct 16 21:50:28 1999 Jeffrey A Law (law@cygnus.com)
6849 * haifa-sched.c (true_dependency_cache): New.
6850 (add_dependence): Use the true dependency cache to avoid expensive
6851 walks down the LOG_LINKS dependency list. Add entries to the
6853 (remove_dependence): Remove entries from the true dependency cache
6855 (schedule_insns): Allocate and initialize and free the true
6858 * haifa-sched.c (schedule_insns): Do not remove inter-block
6859 dependencies anymore.
6861 Sat Oct 16 11:19:52 1999 Richard Henderson <rth@cygnus.com>
6863 * i386/t-cygwin (winnt.o): Depend on RTL_H and TREE_H.
6864 * i386/t-winnt: Likewise.
6866 Sat Oct 16 11:11:54 1999 Richard Henderson <rth@cygnus.com>
6868 * ggc-page.c (init_ggc): Work around SunOS unaligned mmap bug.
6870 1999-10-16 Manfred Hollstein <mhollstein@cygnus.com>
6872 * Makefile.in (LANGUAGES): Omit "proto".
6873 (clean): Remove stale comment about removing unprotoize.c.
6875 Sat Oct 16 11:29:14 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6877 * protoize.c (safe_read, safe_write): Avoid the gcc extension of
6878 using arithmetic on void pointers.
6880 Sat Oct 16 02:48:22 1999 Jeffrey A Law (law@cygnus.com)
6882 * haifa-sched.c (compute_block_forward_dependencies): Only check
6883 for notes, deleted insns and duplicates if ENABLE_CHECKING is defined.
6885 Sat Oct 16 00:07:01 1999 Richard Henderson <rth@cygnus.com>
6887 * gcse.c (hash_expr_1): Add in MEM_ALIAS_SET.
6888 (expr_equiv_p): Reject memories with different alias sets.
6890 Fri Oct 15 15:17:29 1999 Greg McGary <gkm@gnu.org>
6892 * flags.h (flag_bounds_check, flag_bounded_pointers): New extern decls.
6893 * toplev.c (flag_bounds_check, flag_bounded_pointers): New flags.
6894 (f_options): Add "bounded-pointers" and "bounds-check" entries.
6895 * c-lang.c (lang_init_options): Set flag_bounds_check as "unspecified".
6896 (lang_init): Set default for flag_bounds_check if still "unspecified".
6898 Sat Oct 16 13:42:29 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
6900 * config/c4x/c4x.md (HF mode patterns): Add missing modes.
6902 Sat Oct 16 13:37:46 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
6904 * config/c4x/c4x.md (movstrqi_small): Utilise parallel move
6907 Sat Oct 16 13:26:47 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
6909 * config/c4x/c4x.md (*db_noclobber,
6910 *decrement_and_branch_until_zero_noclobber): New patterns and
6911 associated splitters.
6913 Sat Oct 16 13:13:15 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
6915 * config/c4x/c4x.md (parallel instruction patterns): Rework
6916 constraints to keep reload happy.
6918 Sat Oct 16 13:03:16 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
6920 * config/c4x/c4x.md (*absqi2_noclobber, *negqi2_noclobber,
6921 *one_cmplqi2_noclobber, *subqi3_noclobber, *andqi3_255_noclobber,
6922 *andqi3_65535_noclobber, *andnqi3_noclobber, *xorqi3_noclobber):
6923 Add new patterns and associated post-reload splitters.
6925 Sat Oct 16 12:42:12 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
6927 * config/c4x/c4x.c (c4x_emit_libcall): Use ggc_alloc_string.
6929 Sat Oct 16 12:34:44 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
6931 * config/c4x/c4x.c (c4x_rptb_insert): Emit rpts_top pattern
6933 * config/c4x/c4x.md (rpts_top): New pattern and splitter.
6935 Sat Oct 16 12:26:30 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
6937 * config/c4x/c4x.c (src_operand): Check SYMBOL_REF and LABEL_REF
6940 Fri Oct 15 17:02:09 1999 Jeffrey A Law (law@cygnus.com)
6942 * pa.c (move_operand): Rely on memory_address_p to determine the
6943 validity of non-indexed memory addresses.
6944 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Allow LO_SUM with a symbolic
6945 operand in DFmode and SFmode when generating PA2.0 code.
6947 Fri Oct 15 14:25:19 1999 Richard Henderson <rth@cygnus.com>
6949 * print-rtl.c (print_rtx): Limit last 'u' change to LABEL_REF.
6951 Fri Oct 15 13:48:45 1999 Richard Henderson <rth@cygnus.com>
6953 * mips.c (function_prologue): Fix argument types.
6954 * mips.md (casesi): Use emit_jump_insn for casesi_internal.
6955 (casesi_internal): Write to the scratch register.
6957 1999-10-15 11:16 -0700 Zack Weinberg <zack@bitmover.com>
6959 * cppexp.c (cpp_parse_escape): Make static. Change second arg
6961 (parse_charconst): Delete unnecessary cast when calling
6963 (cpplib.h): Kill prototype of cpp_parse_escape.
6965 Fri Oct 15 11:02:46 1999 Richard Henderson <rth@cygnus.com>
6967 Based on patch from Michael Gschwind <mikeg@watson.ibm.com>:
6968 * unroll.c (unroll_loop): Cast return value of alloca.
6969 * i370/i370.c: Include function.h and toplev.h.
6970 (i370_label_scan): Remove c++ commented abort.
6971 * i370/i370.h (HANDLE_PRAGMA): Takes three arguments.
6972 (ASM_OUTPUT_LABELREF): Fix TOUPPER/else broken 16 Sept.
6973 * i370/xm-i370.h (HOST_BITS_PER_LONGLONG): Define.
6974 * i370/xm-mvs.h, i370/xm-oe.h: Likewise.
6976 Fri Oct 15 03:01:01 1999 Loren Rittle <ljrittle@acm.org>
6978 * config/t-freebsd: Do not override USER_H.
6979 * ginclude/stddef.h: Generalize check for _MACHINE_ANSI_H_.
6981 Fri Oct 15 02:37:28 1999 Alastair J. Houghton <ajh8@doc.ic.ac.uk>
6982 Mumit Khan <khan@xraylith.wisc.edu>
6984 * c-parse.in (component_decl): Support anonymous struct/union.
6986 * c-parse.y: Regenerate.
6987 * c-parse.c: Likewise.
6988 * objc/objc-parse.y: Likewise.
6989 * objc/objc-parse.c: Likewise.
6990 * c-decl.c (finish_struct): Don't sort the fields.
6991 (field_decl_cmp): Delete unused function.
6993 Fri Oct 15 01:20:52 1999 Richard Henderson <rth@cygnus.com>
6995 * sparc.md (movsf_const_intreg): Revert last constraint change.
6996 (movdf_const_intreg_sp32): Likewise.
6998 Fri Oct 15 01:47:51 1999 Vladimir Makarov <vmakarov@loony.cygnus.com>
7000 * cse.c: Include hashtab.h instead of splay-tree.h
7001 (struct cse_reg_info): No longer use variant union. Add new
7002 field "regno". All references changed to avoid union.
7003 (cse_reg_info_used_list, cse_reg_info_used_list_end): New variables.
7004 (free_cse_reg_info): Remove.
7005 (hash_cse_reg_info, cse_reg_info_equal_p): New functions.
7006 (get_cse_reg_info): Revamp to use expandable hash tables instead
7007 of splay trees. Initialize new fields in cse_reg_info structure.
7008 (new_basic_block): Similarly.
7010 Thu Oct 14 23:51:56 1999 Richard Henderson <rth@cygnus.com>
7012 * genrecog.c (message_with_line): Prototype.
7013 (validate_pattern): Pass along the set for the dest, not a flag.
7014 Fix non-lvalue message. Don't warn for VOIDmode SET_DEST of CALL.
7015 Check for PC/CC0 as sources.
7016 (nodes_identical): Check for children position match before
7017 allowing the combination.
7019 * rtl.c (read_rtx): Track line number across \\\n.
7021 Thu Oct 14 23:50:25 1999 Richard Henderson <rth@cygnus.com>
7023 * mips.h (SPECIAL_MODE_PREDICATES): New.
7024 * mips.md (*) Use nonimmediate_operand not general_operand for outputs.
7025 (movdi+1, movsi+1): Add output reload constraint.
7026 (casesi_internal): Likewise. Fix commentary.
7027 (return_internal): Use pmode_register_operand.
7029 Thu Oct 14 23:19:34 1999 Richard Henderson <rth@cygnus.com>
7031 * 1750a.md (movstrqi): Add missing output reload constraint.
7032 (call_value): Likewise.
7033 * a29k.md (cpxxx patterns): Add missing match_operator mode.
7034 (jmpfdec): Add missing inout reload constraint.
7035 * elxsi.md (addsi patterns): Add missing output reload constraint.
7036 (move from sp): Use @ alternates.
7037 (call_value): No constraint on output.
7038 * fr30.md (movsi_pop): Add missing output reload constraint.
7039 (movsf_constant_store): Likewise.
7040 (splits): Remove constraints.
7041 (subsi3): Add missing mode.
7042 * i370.md (cmpstrsi+1): Add missing output reload constraint.
7043 (call_value): Likewise.
7044 * i960.md (cmpinc/cmpdec patterns): Add inout reload constraints.
7045 * m32r.h (PREDICATE_CODES): Add seth_add3_operand.
7046 * m32r.md (movsicc_internal): Add output reload constraint.
7047 (movstrsi_internal): Add inout reload constraints.
7048 * m88k.h (reg_names): Don't declare.
7049 (SPECIAL_MODE_PREDICATES): New.
7050 * m88k.md (*): Use register_operand not reg_or_0_operand
7052 * mn10200.h (PREDICATE_CODES): New.
7053 * ns32k.md (ffs pattern): Add output reload constraint.
7054 * pdp11.md (sob pattern): Add inout reload constraint.
7055 * sh.md (splits): Remove constraints.
7056 (indirect_jump_scratch, fpu_switch): Add output reload constraint.
7057 * v850.md (pattern_is_ok_for_epilogue): Likewise.
7058 * vax.md (jgequ pattern): Add inout reload constraint.
7060 Fri Oct 15 00:05:00 1999 Jeffrey A Law (law@cygnus.com)
7062 * configure.in (djgpp): Revert previous patch.
7063 * configure: Rebuit.
7064 * config/i386/djgpp.h: Revert previous patch.
7066 Fri Oct 15 00:00:24 1999 Loren J. Rittle <ljrittle@acm.org>
7068 * fixinc/inclhack.def: Restore patch lost during last merge of
7069 "no_bogosity" branch.
7070 * fixinc/inclhack.sh, fixinc/fixincl.x: Rebuilt.
7072 Thu Oct 14 23:57:56 1999 Gavin Romig-Koch <gavin@cygnus.com>
7074 * fixincludes: Add a HPUX 11 fix for inttypes.h.
7075 * fixinc/inclhack.def: Same.
7076 * fixinc/inclhack.sh, fixinc/fixincl.sh, fixinc/fixincl.x: Regenerate.
7078 Thu Oct 14 22:51:55 1999 Richard Henderson <rth@cygnus.com>
7080 * alpha.h (GO_IF_LEGITIMATE_SIMPLE_ADDRESS): Accept ADDRESSOF
7081 as the base of a PLUS.
7083 Fri Oct 15 18:36:07 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
7085 * config/c4x/c4x.md: Define mode for remaining unspec operators.
7086 * config/c4x/c4x.c (dst_operand): Use nonimmediate_operand.
7088 Thu Oct 14 22:14:23 1999 Richard Henderson <rth@cygnus.com>
7090 * pa.md (post_stw+1): Use pmode_register_operand.
7091 (dcacheflush, icacheflush): Likewise.
7093 * i386.md (movstricthi_1): Allow r/r.
7095 Thu Oct 14 19:44:08 1999 Jan Hubicka <hubicka@freesoft.cz>
7097 * fold-const.c (fold): Convert (or (not arg0) (not arg1))
7098 to (not (and (arg0) (arg1))). Similary for and.
7100 * fold-const.c (fold): Move bit_rotate code to the EXPR_PLUS case,
7101 fallthrough to associate code.
7102 Convert XOR to OR in code like (a&c1)^(a&c2) where c1 and c2 don't have
7105 * combine.c (simplify_logical): Convert XOR to IOR if operands have
7106 no bits in common; remove XOR to ROTATE conversion.
7108 Fri Oct 15 17:40:11 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
7110 * config/c4x/c4x.h (c4x_va_start, c4x_va_arg): Declare.
7112 Fri Oct 15 17:27:17 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
7114 * config/c4x/c4x.c (dst_operand): New.
7115 (PREDICATE_CODES): Update.
7116 * config/c4x/c4x.h (dst_operand): Declare it.
7117 * config/c4x/c4x.md: Define mode for each unspec usage.
7118 (move patterns): Use dst_operand predicate instead of src_operand.
7119 (movqi_update, movqf_update): Delete.
7121 Thu Oct 14 18:48:54 1999 Richard Henderson <rth@cygnus.com>
7123 * recog.c (pmode_register_operand): New.
7124 * recog.h: Declare it.
7125 * genrecog.c (pred_codes): Likewise.
7126 (special_mode_pred_table): Likewise.
7127 (validate_pattern): Don't warn no mode for address_operand.
7129 * print-rtl.c (print_rtx) [LABEL_REF]: Only do full subexpression
7130 if the operand is not insn-like.
7132 Thu Oct 14 19:38:42 1999 Jeffrey A Law (law@cygnus.com)
7133 Sylvian Pion <Sylvain.Pion@sophia.inria.fr>
7135 * fold-const.c (fold): Handle more simplifications allowed by IEEE.
7137 Thu Oct 14 17:30:14 1999 Richard Henderson <rth@cygnus.com>
7139 * sparc.md (*): Use {nonimmediate,register}_operand as appropriate
7140 instead of general_operand in a SET_DEST. Use const_double_operand
7141 instead of an explicit test against CONST_DOUBLE.
7142 (movsf_const_lo): Add missing register mode.
7143 (goto_handler_and_restore): Add auxiliary test for Pmode.
7144 (flush): Adjust to use address_operand.
7145 (return_sf_no_fpu): Add missing output constraint.
7147 Thu Oct 14 17:21:26 1999 Richard Henderson <rth@cygnus.com>
7149 * rs6000.md (call_value_indirect_aix32): Use wildcard match_operand
7150 for call return value.
7151 (call_value_indirect_aix64, call_value_indirect_nt): Likewise.
7153 Thu Oct 14 13:54:25 1999 Jason Merrill <jason@yorick.cygnus.com>
7155 * toplev.c (main): Only warn about options for other languages.
7156 * collect2.c (main): Pass -w to sub-gcc.
7158 Thu Oct 14 16:27:50 1999 Richard Henderson <rth@cygnus.com>
7160 * flow.c (propagate_block): Add call-clobbered registers to
7163 * flow.c (propagate_block): Use free_EXPR_LIST_list instead of
7164 zapping mem_set_list.
7165 (invalidate_mems_from_autoinc): Use free_EXPR_LIST_node.
7166 (mark_set_1, mark_used_regs): Likewise.
7168 Thu Oct 14 10:51:49 1999 Richard Henderson <rth@cygnus.com>
7170 * m68k.md (zero_extendsidi2): Add missing output reload constraint.
7172 Wed Oct 13 00:09:18 1999 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
7174 * invoke.texi: Label -Wbad-function-cast, -Wmissing-prototypes,
7175 -Wnested-externs, -Wstrict-prototypes, and -Wtraditional as C only
7176 options. Also add a new item "C-only Warning Options" to the
7179 1999-10-14 Gavin Romig-Koch <gavin@cygnus.com>
7181 * libgcc2.c (__do_global_dtors): Protect __deregister_frame_info
7182 from multiple calls.
7184 Thu Oct 14 04:54:54 1999 Richard Henderson <rth@cygnus.com>
7186 * i386.md (call value patterns): Move to the end of the file.
7187 (prologue_set_got, prologue_get_pc): Use register_operand for op 0.
7189 1999-10-14 Mark Elbrecht <snowball3@bigfoot.com>
7191 * configure.in (djgpp configuration): Define extra_objects..
7192 * configure: Rebuilt.
7193 * config/i386/djgpp.h (CTORS_SECTION_ASM_OP): Define.
7194 (DTORS_SECTION_ASM_OP): Define.
7195 (INIT_SECTION_ASM_OP): Define.
7196 (FINI_SECTION_ASM_OP): Define.
7197 (DATA_SECTION_ASM_OP): Define.
7198 (TEXT_SECTION_ASM_OP): Define.
7199 (EH_FRAME_SECTION_ASM_OP): Define.
7200 (LINK_COMMAND_SPEC): Remove -Tdjgpp.djl.
7201 (STARTFILE_SPEC): Add crtbegin.o.
7202 (ENDFILE_SPEC): Define and add crtend.o. Move argument -Tdjgpp.djl
7203 to here from LINK_COMMAND_SPEC.
7204 (DO_GLOBAL_CTORS_BODY): Define.
7205 (CRTSTUFF_USE_FINI_SECTION): Define
7206 (HAS_INIT_SECTION): Delete.
7208 Thu Oct 14 05:08:14 1999 Andreas Schwab <schwab@suse.de>
7210 * Makefile.in (all.cross): Depend on xcpp$(exeext).
7212 Thu Oct 14 04:00:40 1999 Richard Henderson <rth@cygnus.com>
7214 * pa.h (PREDICATE_CODES): New.
7216 * genrecog.c (validate_pattern): Condense the destination
7219 Thu Oct 14 03:23:08 1999 Richard Henderson <rth@cygnus.com>
7221 * alpha.md (call-1): Supply missing mode for operator.
7222 (*): Add missing output reload constraints. Remove constraints
7225 * i386.h (SPECIAL_MODE_PREDICATES): New.
7226 * i386.md (movstricthi_1): Use nonimmediate_operand for op 0.
7227 (movqi_1, movdi_1, movdi_2, some splits): Likewise.
7228 (addsi_lea_3): Add missing mode for op 3.
7229 (prologue_set_got, prologue_get_pc): Add missing modes.
7230 (*) Add missing output reload constraints.
7232 Thu Oct 14 03:59:57 1999 Stephane Carrez <stcarrez@worldnet.fr>
7234 * stor-layout.c (layout_union): Use HOST_WIDE_INT for const_size;
7235 check for member bit-size overflow and use var_size if it occurs.
7236 (layout_record): Use bitsize_int() to define the type size in bits.
7237 Likewise for computation and assignment to DECL_FIELD_BITPOS.
7238 (layout_decl): Likewise when assigning to DECL_SIZE.
7240 Thu Oct 14 02:57:05 1999 Richard Henderson <rth@cygnus.com>
7242 * genrecog.c (validate_pattern): Typo last change. Verify
7243 that output operands have output reloads.
7245 Thu Oct 14 01:49:54 1999 Richard Henderson <rth@cygnus.com>
7247 * genrecog.c (special_mode_pred_table): New.
7248 (NUM_SPECIAL_MODE_PREDS): New.
7249 (find_operand): New.
7250 (validate_pattern): New argument `insn'. Warn for assignment to
7251 any predicate accepting non-lvalues. Conditionaly warn for
7252 match_operand without a mode. Try much harder to match source
7253 and destination modes on a set.
7254 * tm.texi (SPECIAL_MODE_PREDICATES): Document.
7256 Thu Oct 14 02:54:13 1999 Jeffrey A Law (law@cygnus.com)
7258 * fold-const.c (fold): Detect rotates built from BIT_XOR_EXPRs.
7260 Thu Oct 14 02:18:19 1999 Marc Espie <espie@cvs.openbsd.org>
7262 * combine.c (simplify_logical): Recognize xor pattern that encodes
7265 Wed Oct 13 23:23:45 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
7267 * rs6000.c (expand_block_move): Use INTVAL, not XINT to access
7270 Wed Oct 13 21:47:18 1999 Richard Henderson <rth@cygnus.com>
7272 * ggc-page.c (MAP_FAILED): Provide default.
7274 Wed Oct 13 21:41:59 1999 Richard Henderson <rth@cygnus.com>
7276 * sparc.c (symbolic_operand): Verify mode; don't accept CONST_DOUBLE.
7277 * sparc.h (PREDICATE_CODES): Update.
7279 Wed Oct 13 21:18:17 1999 Richard Henderson <rth@cygnus.com>
7281 * alpha.c (some_ni_operand): New.
7282 * alpha-protos.h: Declare it.
7283 * alpha.h (PREDICATE_CODES): Update.
7284 * alpha.md (sXaddq reload insns): Use some_ni_operand
7285 for SET_DEST instead of some_operand.
7287 Wed Oct 13 21:04:45 1999 Richard Henderson <rth@cygnus.com>
7288 Jim Wilson <wilson@cygnus.com>
7290 * genrecog.c (maybe_both_true_2): Don't compare modes of
7292 (process_tree): Elide peephole2_insns. Invoke simplify_tests
7293 after find_afterward.
7294 (debug_decision_1): Dump next and afterward codes.
7296 Wed Oct 13 20:35:16 1999 Richard Henderson <rth@cygnus.com>
7298 * rtl.c (dump_and_abort): Remove.
7299 (fatal_with_file_and_line): New.
7300 (fatal_expected_char): New.
7301 (read_rtx_lineno, read_rtx_filename): New.
7302 (read_skip_spaces): Track line number.
7303 (read_name): Use fatal_with_file_and_line.
7304 (read_rtx): Use fatal_expected_char. Track line number.
7305 * rtl.h (read_rtx_filename, read_rtx_lineno): Declare.
7307 * print-rtl.c (print_rtx): Don't special case LABEL_REF argument
7308 if it isn't a CODE_LABEL.
7310 * genattr.c (main): Set read_rtx_filename.
7311 * genattrtab.c (main): Likewise.
7312 * gencodes.c (main): Likewise.
7313 * genconfig.c (main): Likewise.
7314 * genemit.c (main): Likewise.
7315 * genextract.c (main): Likewise.
7316 * genflags.c (main): Likewise.
7317 * genopinit.c (main): Likewise.
7318 * genoutput.c (main): Likewise.
7319 * genpeep.c (main): Likewise.
7321 * genrecog.c (decision_test.u.insn): Add `lineno'.
7322 (pattern_lineno, error_count): New variables.
7323 (message_with_line): New.
7324 (add_to_sequence): Break out checking code to ...
7325 (validate_pattern): ... here. Detect SET_DEST matching CONST_INT.
7326 (merge_insn): Use message_with_line.
7327 (make_insn_sequence): Use validate_pattern. Record insn lineno.
7328 (main): Set read_rtx_filename, pattern_lineno. Exit early on error.
7330 Wed Oct 13 22:01:35 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
7332 * expr.c (store_constructor): Clear union if constructor is empty.
7334 Wed Oct 13 15:19:04 1999 Jim Wilson <wilson@cygnus.com>
7336 * config/rs6000/sysv4.h (CC1_SPEC): Fix errors from Jan 19 change.
7337 Add !endian checks. Change %{...} to %(...).
7339 Wed Oct 13 13:30:34 1999 Richard Henderson <rth@cygnus.com>
7341 * i386.md (*addsi3_cc): Renamed from addcsi3.
7342 (*addsi3_carry): Renamed from addxsi3.
7343 (*subsi3_cc): Renamed from subcsi3.
7344 (*subsi3_carry): Renamed from subxsi3.
7345 (*xorqi_cc_1): Renamed from xorcqi_1.
7346 (xorqi_cc_ext_1): Renamed from xorcqi_ext_1.
7347 * i386.c (ix86_expand_fp_compare): Update for xorqi_cc_ext_1.
7349 Wed Oct 13 13:10:46 1999 Richard Henderson <rth@cygnus.com>
7351 * Makefile.in (ggc-common.o): Depend on RTL_H not RTL_BASE_H.
7352 (ggc-simple.o, ggc-page.o, ggc-none.o, ggc-callbacks.o): Likewise.
7354 1999-10-13 Brendan Kehoe <brendan@cygnus.com>
7356 * regmove.c (optimize_reg_copy_3): Make sure P is non-nil as we
7357 climb up the chain of insns.
7359 Wed Oct 13 10:20:58 1999 Richard Henderson <rth@cygnus.com>
7361 * genrecog.c (write_subroutine): Careful for null trees.
7362 (process_tree): Don't elide empty functions.
7364 Wed Oct 13 10:07:54 1999 Richard Henderson <rth@cygnus.com>
7366 * Makefile.in (genrtl.o): Depend on ggc.h.
7367 * configure.in (valloc): Probe for it.
7368 (with-gc): Use ggc-page if valloc present.
7369 * ggc-common.c (ggc_mark_rtx_children): Use ggc_mark_if_gcable.
7370 (ggc_mark_rtvec_children): New from corpse of ggc_mark_rtvec.
7371 (ggc_alloc_string): Moved from ggc-page.c.
7372 * ggc-none.c (ggc_alloc_obj): New.
7373 (ggc_alloc_rtx, ggc_alloc_rtvec): Remove.
7374 * ggc-page.c (sys/mman.h): Only include if HAVE_MMAP.
7375 (struct globals): Likewise for dev_zero_fd.
7376 (init_ggc): Likewise for it's initialization.
7377 (ggc_allocated_p): Move careful dereference from ...
7378 (ggc_lookup_page_table): ... here. Delete.
7379 (lookup_page_table_entry): Don't use ggc_lookup_page_table.
7380 (alloc_anon): Use valloc if no mmap.
7381 (release_pages): Use free if using valloc.
7382 (ggc_alloc_obj): Renamed from alloc_obj.
7383 (ggc_set_mark): Renamed from mark_obj.
7384 (ggc_mark_if_gcable): Renamed from ggc_mark_string_if_gcable.
7385 (ggc_alloc_rtx, ggc_alloc_rtvec): Delete.
7386 (ggc_alloc_tree, ggc_alloc_string, ggc_alloc): Delete.
7387 (ggc_set_mark_rtx, ggc_set_mark_rtvec): Delete.
7388 (ggc_set_mark_tree, ggc_mark_string, ggc_mark): Delete.
7389 (ggc_collect): Use fp printing instead of our own rounding.
7390 * ggc-simple.c (IS_MARKED, IGNORE_MARK): Delete.
7391 (GGC_STRING_MAGIC, GGC_STRING_MAGIC_MARK): Delete.
7392 (GGC_ANY_MAGIC, GGC_ANY_MAGIC_MARK): Delete.
7393 (struct ggc_rtx, struct ggc_rtvec, struct ggc_tree): Delete.
7394 (struct ggc_string, struct ggc_any): Delete.
7395 (offsetof): Provide default definition.
7396 (GGC_BALANCE, GGC_ALWAYS_COLLECT, GGC_ALWAYS_VERIFY): New.
7398 (struct ggc_mem): New, from corpse of ggc_any.
7399 (struct ggc_status): Delete.
7400 (ggc_chain, ggc_allocated_strings, ggc_strings_used): Delete.
7401 (n_rtxs_collected, n_vecs_collected, n_trees_collected): Delete.
7402 (n_strings_collected, n_anys_collected): Delete.
7403 (ggc_alloc_rtx, ggc_alloc_rtvec, ggc_alloc_tree): Delete.
7404 (ggc_alloc_string, ggc_alloc): Delete.
7405 (ggc_free_rtx, ggc_free_rtvec, ggc_free_tree): Delete.
7406 (ggc_free_string, ggc_free_any): Delete.
7407 (ggc_set_mark_rtx, ggc_set_mark_rtvec, ggc_set_mark_tree): Delete.
7408 (ggc_compare_addresses, ggc_mark_string): Delete.
7409 (ggc_mark_string_if_gcable, ggc_mark): Delete.
7410 (search_data): Delete.
7411 (struct globals): New.
7412 (GGC_MIN_EXPAND_FOR_GC, GGC_MIN_LAST_ALLOCATED): New.
7413 (tree_insert, tree_lookup): New.
7414 (ggc_alloc_obj, ggc_set_mark, ggc_mark_if_gcable): New.
7415 (clear_marks, sweep_objs): New.
7416 (ggc_collect): Gut. Use clear_marks, sweep_objs.
7417 (init_ggc): Set allocated_last_gc.
7418 (ggc_push_context): Gut. Use G.context.
7419 (ggc_pop_context): Likewise.
7420 (ggc_pop_context_1): New.
7421 (debug_ggc_tree): New.
7422 (debug_ggc_balance, tally_leaves): New.
7423 * ggc.h (ggc_mark_rtvec, ggc_mark_string, ggc_mark): Remove decl.
7424 (ggc_mark_string_if_gcable): Remove decl.
7425 (ggc_mark_rtx, ggc_mark_tree): Use ggc_set_mark.
7426 (ggc_mark_rtvec_children): New.
7427 (ggc_mark_rtvec, ggc_mark_string, ggc_mark): New.
7428 (ggc_mark_if_gcable): New decl.
7429 (ggc_alloc_rtx, ggc_alloc_rtvec): Remove decl.
7430 (ggc_alloc_tree, ggc_alloc): Likewise.
7431 (ggc_set_mark_rtx, ggc_set_mark_rtvec, ggc_set_mark_tree): Likewise.
7432 (ggc_alloc_obj): New decl.
7433 (ggc_alloc_rtx, ggc_alloc_rtvec): New macros.
7434 (ggc_alloc_tree, ggc_alloc): Likewise.
7435 (ggc_set_mark): New decl.
7436 * rtl.h (struct rtx_def): Remove gc_mark.
7437 (struct rtvec_def): Likewise.
7438 * tree.h (struct tree_common): Likewise.
7440 Wed Oct 13 01:44:29 1999 Carol LePage <carolo@hal.com>
7442 * configure.in (sparc-hal-solaris2*): Fix xm_file, xm_defines,
7443 float_format and thread_file definitions.
7444 * configure: Rebuilt.
7446 Wed Oct 13 09:25:03 1999 Niels Möller <nisse@lysator.liu.se>
7448 * extend.texi (Function Names): Document types of function names.
7450 Wed Oct 13 00:45:04 1999 Bernd Schmidt <bernds@cygnus.co.uk>
7452 * reload1.c (reload_reg_free_for_value_p): RELOAD_OTHER reloads with
7453 an earlyclobbered output conflict with RELOAD_INPUT reloads.
7455 Tue Oct 12 23:28:28 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
7457 * sh.h (BOOL_TYPE_SIZE): Don't use INT_TYPE_SIZE / CHAR_TYPE_SIZE.
7459 Tue Oct 12 23:19:32 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
7461 * sh.h (REGISTER_MOVE_COST): Change PR_REG to PR_REGS.
7463 Tue Oct 12 17:09:38 1999 David Edelsohn <edelsohn@gnu.org>
7465 * collect2.c (main): Do prelimnary link on AIX if rflag.
7467 Tue Oct 12 09:45:19 1999 Jonathan Larmour <jlarmour@cygnus.co.uk>
7469 * config/rs6000/eabi-ctors.c (__do_global_ctors): Run through
7470 __CTOR_LIST__ in opposite order, which is the correct order for sorted
7472 (__do_global_dtors): similarly for __DTOR_LIST__.
7474 Fri Oct 8 19:46:03 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
7475 Diego Novillo <dnovillo@cygnus.com>
7477 * config/sh/sh.h (REGISTER_MOVE_COST): Handle moves from T_REGS to
7480 Tue Oct 12 07:38:41 1999 Bruce Korb <autogen@linuxbox.com>
7482 * fixincl/*: Merged "no_bogosity" branch
7483 * fixincl/fixlib.h: protect against doubly defining t_bool
7484 * fixincl/server.h: protect against doubly defining t_bool
7486 Mon Oct 11 20:18:41 1999 Jim Wilson <wilson@cygnus.com>
7488 * genoutput.c: Include toplev.h.
7490 Mon Oct 11 18:56:14 1999 Jim Wilson <wilson@cygnus.com>
7492 * config/sparc/liteelf.h (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP):
7494 * configure.in (sparclite-*-elf, sparc86x-*-elf): Don't use libgloss.h.
7495 * configure: Regenerate.
7497 Mon Oct 11 16:07:49 1999 Richard Henderson <rth@cygnus.com>
7499 * gcse.c (delete_null_pointer_checks): Returns void.
7501 Mon Oct 11 20:31:51 1999 Bernd Schmidt <bernds@cygnus.co.uk>
7503 * rtl.c (copy_rtx): Don't use accessor macros to copy fields.
7504 * emit-rtl.c (copy_insn_1): Likewise.
7506 Mon Oct 11 13:29:06 1999 Geoffrey Keating <geoffk@cygnus.com>
7508 * config/mips/mips.c (mips_build_va_list): Correct
7509 TREE_CHAIN setting when hard-float.
7510 (mips_va_start): Use corrected setting.
7511 (mips_va_arg): Likewise. Also pass a tree to build of
7512 POSTINCREMENT_EXPR rather than a naked 'int'.
7514 Sun Oct 10 18:27:27 1999 Mark Mitchell <mark@codesourcery.com>
7516 * ggc.h (ggc_push_context): Fix comment.
7517 (ggc_pop_context): Likewise.
7518 (mark_string_if_gcable): Likewise.
7519 * ggc-common.c (ggc_mark_rtx_children): Use
7520 ggc_mark_string_if_gcable.
7521 * ggc-page.c (ggc_lookup_page_table): New function.
7522 (ggc_allocated_p): Likewise.
7523 (mark_obj): Fix formatting.
7524 (ggc_mark_string_if_gcable): New function.
7525 * ggc-simple.c (ggc_allocated_strings): New variable.
7526 (ggc_strings_used): Likewise.
7527 (ggc_compare_addresses): New function.
7528 (ggc_pop_context): Pop the `any' memory too.
7529 (ggc_mark_string_if_gcable): New function.
7530 (ggc_collect): Initialize and tear down ggc_allocated_strings.
7532 Sun Oct 10 20:05:21 1999 David Edelsohn <edelsohn@gnu.org>
7534 * rs6000.md (movstrsi_?reg): Use preferred rD/rS = r5 form.
7535 (scc patterns): Disable most SImode variants if TARGET_POWERPC64.
7536 * rs6000.c (expand_block_move): Match movstrsi_?reg register
7539 Sun Oct 10 16:37:01 1999 Richard Henderson <rth@cygnus.com>
7541 * haifa-sched.c (sched_reg_n_calls_crossed): Delete.
7542 (sched_reg_live_length, sched_reg_basic_block): Delete.
7543 (current_block_num, bb_live_regs, old_live_regs): Delete.
7544 (dead_notes, struct sometimes): Delete.
7545 (sched_note_set, birthing_insn_p): Delete.
7546 (adjust_priority): Gut useless reg lifetime code.
7547 (create_reg_dead_note, attach_deaths): Delete.
7548 (attach_deaths_insn, new_sometimes_live): Delete.
7549 (finish_sometimes_live): Delete.
7550 (find_pre_sched_live, find_post_sched_live): Delete.
7551 (update_reg_usage): Delete.
7552 (find_insn_reg_weight): New, from corpse of find_pre_sched_live.
7553 (schedule_insns): Delete reg lifetime code.
7554 (sched_analyze): Use REG_SAVE_NOTE to stuff NOTE_INSN notes away.
7555 (unlink_other_notes): Adjust REG_NOTE commentary.
7556 (reemit_notes): Use REG_SAVE_NOTE.
7557 (schedule_block): Likewise.
7558 (schedule_region): Allocate bitmap of blocks in region. Use
7559 count_or_remove_death_notes. Use update_life_info.
7561 * rtl.h (REG_SAVE_NOTE): New.
7562 * rtl.c (reg_note_name): Update.
7564 Sun Oct 10 16:14:16 1999 Richard Henderson <rth@cygnus.com>
7566 * combine.c (refresh_blocks, need_refresh): New.
7567 (combine_instructions): Allocate refresh_blocks. Invoke
7568 update_life_info if needed.
7569 (distribute_notes): Mark refresh_blocks instead of installing
7571 * flow.c (update_life_info): Remove notes if GLOBAL_RM_NOTES.
7572 * basic_block.h (enum update_life_extent): Add GLOBAL_RM_NOTES.
7574 * Makefile.in (recog.o): Depend on basic-block.h.
7576 Sun Oct 10 12:03:21 1999 Richard Henderson <rth@cygnus.com>
7578 * genrecog.c (add_to_sequence): Thinko last change: delete
7579 shadowing allow_const_int variable.
7581 Sun Oct 10 08:40:00 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7583 * cppinit.c: Use HAVE_GCC_VERSION instead of explicitly testing
7584 __GNUC__ and __GNUC_MINOR__.
7586 * gansidecl.h: Likewise.
7592 * toplev.h: Likewise.
7598 * varray.c: Likewise.
7600 * varray.h: Likewise.
7602 Sun Oct 10 13:28:48 1999 Bernd Schmidt <bernds@cygnus.co.uk>
7604 * loop.c (find_and_verify_loops): When looking for a BARRIER, don't
7605 use one before a jump table.
7607 * rtl.def (ADDRESS): Change documentation to match reality.
7608 * md.texi: Don't document it.
7609 * gmicro.md (load address pattern): Use 'p' constraint, delete use
7612 * emit-rtl.c (copy_insn_1): Make format_ptr a const char *.
7614 Sun Oct 10 02:41:41 1999 Richard Henderson <rth@cygnus.com>
7616 * genrecog.c (add_to_sequence): Move allow_const_int test outside
7617 known predicate block; default allow_const_int true.
7618 (debug_decision_list): New.
7620 Sun Oct 10 00:43:08 1999 Richard Henderson <rth@cygnus.com>
7622 * i386.h (CC1_SPEC): Typo -- use cc1_cpu.
7624 Sat Oct 9 23:26:55 1999 Jeffrey A Law (law@cygnus.com)
7626 * gcse.c (gcse_main): Avoid global optimizations if we have a
7627 large number of basic blocks and the ratio of edges to blocks
7629 (delete_null_pointer_checks): Likewise.
7631 Sat Oct 9 23:16:01 1999 Ken Raeburn <raeburn@mit.edu>
7633 * c-common.c (check_format_info): Warn if format string isn't a
7636 Sat Oct 9 23:04:02 1999 Jonathan Larmour <jlarmour@cygnus.co.uk>
7638 * configure.in (arm*-*-*): Don't let autoconf remove brackets
7639 * configure: regenerate
7641 Sat Oct 9 13:15:53 1999 Richard Henderson <rth@cygnus.com>
7643 * alpha.md (extendsidi2): Turn into a splitter. Allow f/f.
7644 If TARGET_FIX, allow r/f. Remove cvtlq unspec pattern.
7645 (peepholes): Re-enable.
7647 Sat Oct 9 12:18:16 1999 Richard Henderson <rth@cygnus.com>
7649 * Makefile.in (flow.o): Depend on TREE_H.
7650 * basic-block.h (REG_SET_EQUAL_P): New.
7653 (free_regset_vector): Remove declaration.
7654 (flow_delete_insn_chain): Declare.
7655 (enum update_life_extent): New.
7656 (update_life_info, count_or_remove_death_notes): Declare.
7657 * combine.c (distribute_notes) [REG_DEAD]: Stop search at bb->head.
7658 Verify register live at bb->global_live_at_start before adding USE.
7659 * flow.c (HAVE_epilogue, HAVE_prologue): Provide default.
7660 (CLEAN_ALLOCA): New.
7662 (PROP_*): New flags.
7663 (find_basic_blocks_1): Use alloc_EXPR_LIST.
7664 (clear_edges): Zero n_edges.
7665 (make_edge): Increment n_edges.
7666 (split_edge): Don't allocate bb->local_set. Increment n_edges.
7667 (flow_delete_insn_chain): Export.
7668 (delete_block): Decrement n_edges.
7669 (merge_blocks_nomove): Likewise.
7670 (life_analysis): Give life_analysis_1 PROP flags.
7671 (verify_wide_reg_1, verify_wide_reg): New.
7672 (verify_local_live_at_start): New.
7673 (update_life_info): Rewrite to call into propogate_block.
7675 (mark_regs_live_at_end): After reload, if epilogue as rtl,
7676 always mark stack pointer. Conditionally mark PIC register.
7677 After reload, mark call-saved registers, return regsiters.
7678 (life_analysis_1): Accept PROP flags not remove_dead_code.
7679 Call mark_regs_live_at_end before zeroing regs_ever_live.
7680 Use calculate_global_regs_live. Copy global_live_at_end before
7681 calling final propagate_block. Zero reg_next_use on exit.
7682 (calculate_global_regs_live): New.
7683 (allocate_bb_life_data): Don't allocate bb->local_set.
7684 (init_regset_vector, free_regset_vector): Remove.
7685 (propagate_block): Accept FLAGS not FINAL or REMOVE_DEAD_CODE.
7686 Test flags before every operation. Warn if prologue/epilogue insn
7687 would have been deleted.
7688 (mark_set_regs, mark_set_1): Accept and use FLAGS.
7689 Use alloc_EXPR_LIST.
7690 (mark_used_regs): Accept and use FLAGS, not FINAL.
7691 Remove special handling for RETURN.
7692 (try_pre_increment): Use alloc_EXPR_LIST.
7693 (dump_flow_info): Dump n_edges.
7694 (unlink_insn_chain, split_hard_reg_notes): Remove.
7695 (maybe_add_dead_note, maybe_add_dead_note_use): Remove.
7696 (find_insn_with_note, new_insn_dead_notes): Remove.
7697 (update_n_sets, sets_reg_or_subreg_1, sets_reg_or_subreg): Remove.
7698 (maybe_remove_dead_notes, prepend_reg_notes): Remove.
7699 (replace_insns): Remove.
7700 (count_or_remove_death_notes): New.
7701 (verify_flow_info): Abort on error after all checks.
7702 (remove_edge): Decrement n_edges.
7703 (remove_fake_edges): Tweek format.
7704 * haifa-sched.c (schedule_insns): Use split_all_insns.
7705 * output.h (update_life_info): Remove declaration.
7706 * recog.c (split_all_insns): From the corpse of split_block_insns,
7707 do the whole function block by block. Use update_life_info.
7708 (recog_last_allowed_insn): New.
7709 (recog_next_insn): Mind it.
7710 (peephole2_optimize): Set it. Walk backwards through blocks.
7711 Use update_life_info.
7712 * rtl.h (update_flow_info, replace_insns): Remove declarations.
7713 (split_all_insns): Declare.
7714 * toplev.c (rest_of_compilation): Thread prologue before flow2.
7715 Use split_all_insns.
7717 * i386.md (or -1 peep2s): Disable.
7719 Fri Oct 8 17:49:08 1999 Richard Henderson <rth@cygnus.com>
7721 * config/mips/mips.md (movstrsi+[123]) : Combine these into
7722 a single pattern. Scrap the 'd' versions as unnecessary.
7724 * config/mips/mips.md (tablejump_internal3,tablejump_mips161,
7725 tablejump_mips162,tablejump_internal4): The operands to a
7726 label_ref must be VOIDmode.
7728 Fri Oct 8 16:12:42 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7730 * configure.in (c-mbchar): Append, don't overwrite, `extra_c_flags'.
7732 Fri Oct 8 11:58:34 1999 Richard Henderson <rth@cygnus.com>
7734 * mips.c (mips_va_arg) [EABI]: Return addr_rtx.
7736 Fri Oct 8 11:58:34 1999 Richard Henderson <rth@cygnus.com>
7738 * lists.c (init_EXPR_INSN_LIST_cache): Don't need to zap the
7739 cache every function if ggc_p.
7741 Fri Oct 8 18:46:11 1999 Bernd Schmidt <bernds@cygnus.co.uk>
7743 * jump.c (duplicate_loop_exit_test): Use copy_insn/copy_insn_1
7744 instead of copy_rtx. Accept sequences that contain asm statements.
7745 * emit-rtl.c (copy_insn_1, copy_insn): New functions.
7746 (copy_insn_scratch_in, copy_insn_scratch_out, copy_insn_n_scratches,
7747 orig_asm_operands_vector, copy_asm_operands_vector,
7748 orig_asm_constraints_vecotr, copy_asm_constraints_vector): New static
7750 * rtl.h (copy_insn, copy_insn_1): Declare.
7752 Fri Oct 8 13:08:12 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7754 * Makefile.in (insn-recog.o): Depend on hard-reg-set.h and resource.h.
7756 * alpha.h (ASM_OUTPUT_MI_THUNK): Pass the correct number of
7757 arguments to `current_file_function_operand'.
7759 * genrecog.c: Include hard-reg-set.h and resource.h in the
7760 generated output file.
7762 * real.c: Include tm_p.h.
7764 Fri Oct 8 18:46:11 1999 Bernd Schmidt <bernds@cygnus.co.uk>
7766 * i386.md (prologue_allocate_stack): Add '=' constraint letter on
7769 Thu Oct 7 23:06:50 1999 Richard Henderson <rth@cygnus.com>
7771 * rs6000.md (fix_truncdfsi2_internal+1): Emit a clobber
7772 before the fctiwz insn.
7774 Thu Oct 7 22:53:00 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
7775 Mark Mitchell <mark@codesourcery.com>
7777 * tree.c (make_lang_type_fn): New funtion pointer.
7778 (make_lang_type): Call it.
7779 * tree.h (make_lang_type): Declare.
7780 (make_lang_type_fn): Likewise.
7781 * rs6000.c (rs6000_build_va_list): Use make_lang_type.
7783 Thu Oct 7 00:36:17 1999 Diego Novillo <dnovillo@cygnus.com>
7785 * config/rs6000/rs6000.c (secondary_reload_class): For TARGET_ELF
7786 make sure that HIGH instructions are copied into BASE_REGS.
7788 Thu Oct 7 17:02:34 1999 Jason Merrill <jason@yorick.cygnus.com>
7790 * expr.c (expand_expr, TARGET_EXPR): Set TREE_USED sooner.
7792 Thu Oct 7 17:01:58 1999 Greg McGary <gkm@gnu.org>
7794 * c-decl.c (finish_struct): Use simpler method of
7795 removing elements of a singly-linked list.
7797 Thu Oct 7 15:23:28 1999 Michael Meissner <meissner@cygnus.com>
7799 * alpha.md (peephole2's): Comment out peephole2's that generate
7802 Thu Oct 7 12:00:53 1999 Richard Henderson <rth@cygnus.com>
7804 * genrecog.c (add_to_sequence): Disable mode check for
7807 Thu Oct 7 20:14:16 1999 Bernd Schmidt <bernds@cygnus.co.uk>
7809 * ggc-simple.c (init_ggc): Set empty_string.
7811 Thu Oct 7 01:13:15 1999 Richard Henderson <rth@cygnus.com>
7813 * configure.in: Detect mmap. Add --with-gc=foo to select
7814 garbage collector; default to page if mmap available.
7815 * Makefile.in (GGC): Substitute.
7817 Wed Oct 6 23:56:30 1999 Richard Henderson <rth@cygnus.com>
7819 * c-decl.c (ggc_p): Enable.
7821 Wed Oct 6 17:17:08 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7823 * flow.c (verify_flow_info): Make it extern & unconditionally define.
7825 1999-10-06 Brendan Kehoe <brendan@cygnus.com>
7827 * sparc/sp86x-elf.h (SUBTARGET_SWITCHES): Add missing doc
7828 string for little-endian-data.
7830 Wed Oct 6 16:10:35 1999 Michael Meissner <meissner@cygnus.com>
7832 * varray.h (VARRAY_CHECK): Fix up appropriate revision check, in
7833 case somebody tries to compile --enable-checking code with gcc
7836 Wed Oct 6 12:22:50 1999 Richard Henderson <rth@cygnus.com>
7838 * genrecog.c (add_to_sequence): Verify operand to label_ref is
7841 Wed Oct 6 10:21:15 1999 Richard Henderson <rth@cygnus.com>
7843 * genconfig.c (main): Disable HAVE_conditional_arithmetic.
7844 * jump.c (jump_optimize_1): Document why.
7846 Wed Oct 6 10:41:56 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7848 * collect2.c (scan_prog_file, scan_libraries): Prototype function
7849 pointers and casts for `int_handler' and `quit_handler'.
7851 * flow.c (verify_flow_info, split_hard_reg_notes,
7852 find_insn_with_note, sets_reg_or_subreg_1, prepend_reg_notes,
7853 remove_edge, remove_fake_successors): Add static prototypes.
7854 (verify_flow_info): Wrap with macro ENABLE_CHECKING.
7855 (mark_set_1): Initialize variable `regno'.
7856 (unlink_insn_chain): Likewise for variable `curr'.
7857 (remove_fake_edges): Remove unused variables `e', `tmp' and `last'.
7859 * loop.c (strength_reduce): Initialize variable
7860 `unrolled_insn_copies'.
7861 (cmp_combine_givs_stats, cmp_recombine_givs_stats): Add static
7862 prototypes. Change these functions to take const PTR parameters
7863 to avoid prototype conflict when used as the comparson argument
7865 (check_dbra_loop): Initialize variable `comparison_val'.
7867 * reload.c (debug_reload_to_stream, debug_reload): Add prototypes.
7868 (get_secondary_mem): Mark parameter `x' with ATTRIBUTE_UNUSED.
7869 (find_valid_class): Initialize variable `best_class'.
7870 (find_reloads): Call memcpy, not bcopy.
7872 * reload1.c (gen_mode_int, dump_needs): Add prototypes.
7873 (hard_reg_use_compare): Don't needlessly cast away const.
7874 (reload_reg_class_lower): Likewise.
7875 (choose_reload_regs): Initialize variable `regno'.
7877 Tue Oct 5 16:34:12 1999 Paul Burchard <burchard@pobox.com>
7879 * ggc-page.c (GGC_ALWAYS_COLLECT): Fix typo when undef'ing.
7881 Tue Oct 5 16:14:40 1999 Michael Meissner <meissner@cygnus.com>
7883 * libgcc1-test.c (toplevel): Include stddef.h to get size_t.
7884 ({,d}discard): Add forward declarations. Declare parameter as
7886 (main_without_main): Explicitly declare return type to be int.
7887 (memcpy): Properly declare.
7889 * libgcc2.c (toplevel): If inhibit_libc is defined and not
7890 building the trampoline support, declare malloc, free, and
7892 (__clear_cache): Mark arguments as potentially unused.
7894 * frame.c (toplevel): If inhibit_libc is defined, declare
7897 Tue Oct 5 12:00:32 1999 Richard Henderson <rth@cygnus.com>
7899 * flow.c (make_edge): Accept an optional 2D bitmap in which
7900 to cache edge existence. Update all callers.
7901 (make_label_edge, make_eh_edge): Pass through the edge cache.
7902 (make_edges): Provide the cache.
7904 Tue Oct 5 12:16:49 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7906 * mbchar.c (literal_codeset, local_mbtowc, local_mblen): Constify
7908 (local_mbtowc): Change the type of variable `i' from int to size_t.
7910 * mbchar.h (ISSJIS1, ISSJIS2): Use parens around && within ||.
7911 (local_mbtowc, local_mblen, literal_codeset): Constify a char*.
7913 Tue Oct 5 11:34:52 1999 Michael Meissner <meissner@cygnus.com>
7915 * ggc-common.c (toplevel): Reorder includes, so that ggc.h comes
7916 after other includes that define the appropriate types. Include
7917 tm_p.h for getting user prototypes.
7918 * ggc-callbacks.c (toplevel): Ditto.
7919 * ggc-none.c (toplevel): Ditto.
7920 * gcc-page.c (toplevel): Ditto.
7921 * ggc-simple.c (toplevel): Ditto.
7923 Mon Oct 4 16:48:16 1999 Diego Novillo <dnovillo@cygnus.com>
7924 Jonathan Larmour <jlarmour@cygnus.co.uk>
7926 * config/mips/mips.c (mips_move_2words): Split doubles if
7927 ISA >= 3, !TARGET_64BIT, and destination is not an FP register.
7929 Mon Oct 4 21:47:31 1999 Richard Henderson <rth@cygnus.com>
7931 * genrecog.c (struct decision_test): New.
7932 (struct decision): Remove test-related members, sort the rest by size.
7933 (IS_SPLIT): Simplify.
7934 (new_decision, new_decision_test): New.
7935 (add_to_sequence): Use them. No special handling for args of
7937 (maybe_both_true): Renamed from not_both_true; return sense changed.
7938 (maybe_both_true_1, maybe_both_true_2): New. Broken out
7939 of maybe_both_true and adjusted for decision_test.
7940 (position_merit): Remove.
7941 (nodes_identical, nodes_identical_1): New, broken out of merge_trees.
7942 (merge_accept_insn): New, broken out of merge_trees.
7943 (merge_trees): Use them. No special case for c_test; no node
7944 splitting; use test type instead of position_merit.
7945 (factor_tests): New.
7946 (simplify_tests): New.
7947 (break_out_subroutines): Don't write code now.
7948 (find_afterward): New.
7949 (write_afterward, write_switch, write_cond): New.
7950 (write_action, is_unconditional): New.
7951 (write_node): New. Use them.
7952 (write_tree_1): Rewrite. Use the new functions above.
7953 (write_tree): Remove afterward processing.
7954 (write_subroutine): Simplify function variant emission.
7955 (write_subroutines): New.
7956 (same_codes, clear_codes): Remove.
7957 (same_modes, clear_modes): Remove.
7958 (write_header): New, broken out of main.
7959 (make_insn_sequence): Use new_decision and new_decision_test.
7960 (process_tree): New, broken out of main.
7961 (main): Adjust for merge_trees interface change.
7962 Don't #define operands in the output file.
7963 (record_insn_name): New, broken out of make_insn_sequence.
7964 (debug_decision_2, debug_decision_1, debug_decision_0): New.
7965 (debug_decision): New.
7967 1999-10-04 21:58 -0700 Zack Weinberg <zack@bitmover.com>
7969 * resource.c (find_free_register): Mark class_str argument const.
7970 * resource.h: Update prototype to match.
7972 * i386.h (PREDICATE_CODES): Add entry for long_memory_operand.
7973 * i386.md: Give all anonymous insns names.
7975 Mon Oct 4 21:12:02 1999 Jeffrey A Law (law@cygnus.com)
7977 * flow.c (merge_blocks): Avoid assing BASIC_BLOCK for non-existent
7980 Mon Oct 4 21:01:39 1999 Richard Henderson <rth@cygnus.com>
7982 * toplev.c (dbr_sched_time): Unconditional.
7983 (peephole2_time): New.
7984 (compile_file): Add pass numbers to all of the dump file suffixes.
7985 Dump peephole2_time. Don't dump times for non-applicable passes.
7986 (rest_of_compilation): Add pass numbers to dump file suffixes.
7987 Conditionalize calls to the scheduler.
7988 * invoke.texi: Update.
7990 Mon Oct 4 20:25:13 1999 Anthony Green <green@cygnus.com>
7992 * flow.c (make_edges): Fix insn iteration.
7993 (find_basic_blocks): Assign NULL_RTX, not 0, to rtx.
7994 (find_basic_blocks_1): Fix spelling mistake.
7996 Mon Oct 4 16:56:11 1999 Richard Henderson <rth@cygnus.com>
7998 * tree.c (build1): Set TREE_SIDE_EFFECTS for expressions that
7999 always have side-effects. Use memset not bzero.
8000 (make_node): Likewise.
8002 Mon Oct 4 16:22:20 1999 Mark Mitchell <mark@codesourcery.com>
8004 * stmt.c (expand_anon_union_decl): When any of the elements of the
8005 union is addressable, so is the entire union.
8007 Mon Oct 4 11:38:33 1999 Richard Henderson <rth@cygnus.com>
8009 * sbitmap.c (sbitmap_ones): Don't set too many bits.
8011 * bitmap.h (enum bitmap_bits): Add BITMAP_XOR.
8012 * bitmap.c (bitmap_operation): Return true iff TO changed.
8013 (bitmap_equal_p): New.
8014 (bitmap_bit_p): Tidy arithmetic.
8015 (debug_bitmap_file): Likewise.
8017 Mon Oct 4 11:28:37 1999 Richard Henderson <rth@cygnus.com>
8019 * toplev.c (rest_of_compilation): Turn on cse_not_expected
8020 before cse2 instead of after.
8022 Mon Oct 4 09:55:17 1999 Stan Cox <scox@cygnus.com>
8024 * mips.h (GO_IF_LEGITIMATE_ADDRESS): Let leasi/liadi handle large
8027 Mon Oct 4 08:54:12 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
8029 * cppinit.c (is_idchar initializer): Loosen tests to accept
8032 Mon Oct 4 02:31:20 1999 Mark Mitchell <mark@codesourcery.com>
8034 * mips.md: Define conditional move patterns for floating point
8035 operands and DI mode conditions.
8037 Mon Oct 4 02:12:41 1999 Mark Mitchell <mark@codesourcery.com>
8039 * tree.c (make_node): Set TREE_SIDE_EFFECTS for expressions that
8040 always have side-effects.
8042 Sun Oct 3 14:14:16 1999 Jeffrey A Law (law@cygnus.com)
8044 * mn10200.c (asm_file_start): Fix typo.
8046 * cppinit.c (is_idchar initializer): Tighten tests for when
8047 to put the table into initialized memory.
8049 * ggc-none.c (ggc_alloc_rtvec): An rtvec is an array of rtx,
8050 not an array of rtunion.
8051 * gcc-page.c (ggc_alloc_rtvec): Similarly.
8052 * gcc-simple (ggc_free_rtvec): Similarly.
8054 * genattrtab.c (simplify_cond): Make TESTS an array of rtxs, instead
8057 * mbchar.h: Add missing #endif.
8059 * t-fr30 (LIB2FUNCS_EXTRA): Remove definition.
8060 (FPBIT, DPBIT): Define.
8062 Sun Oct 3 12:44:05 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8064 * print-tree.c (print_node, indent_to): Remove redundant prototypes.
8066 * profile.c (instrument_arcs, output_gcov_string,
8067 tablejump_entry_p): Add static prototypes.
8068 (output_gcov_string): Constify a char*.
8070 * regmove.c (replacement_quality, fixup_match_2): Add static
8073 * resource.h (reg_dead_p): Add extern prototype.
8075 * rtl.c (trim_filename): Add static prototype.
8077 * scan-decls.c (skip_to_closing_brace): Likewise.
8079 * stmt.c (expand_decl_cleanup_no_eh): Hide definition.
8080 (expand_end_case): Initialize variable `range'.
8081 (emit_case_nodes): Remove unused prototype `rtx_fn'.
8083 * varasm.c (asm_emit_uninitialised): Add static prototype.
8084 (asm_emit_uninitialised, assemble_variable): Mark parameter with
8087 Sun Oct 3 12:24:52 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8089 * cpplib.c (if_directive_nameo): Add static prototype.
8091 * cse.c (cse_insn): Remove unused variable `p'.
8093 * except.c (create_rethrow_ref, push_entry,
8094 receive_exception_label, new_eh_region_entry, find_func_region,
8095 clear_function_eh_region, process_nestinfo): Add static prototypes.
8096 (get_reg_for_handler): Hide definition.
8097 (process_nestinfo): Initialize variable `extra_handlers'.
8099 * expr.h (expand_builtin_longjmp): Add extern prototype.
8101 * final.c (final_addr_vec_align, align_fuzz): Add static prototypes.
8103 * function.c (prepare_function_start): Likewise.
8104 (pop_function_context_from): Mark parameter `context' with
8106 (push_temp_slots_for_block, flush_addressof): Hide definition.
8108 * gcov.c (init_arc, reverse_arcs, create_program_flow_graph,
8109 solve_program_flow_graph, calculate_branch_probs,
8110 function_summary, main, fancy_abort): Add prototypes.
8112 * gen-protos.c (add_hash, parse_fn_proto, main): Likewise.
8113 (add_hash): Constify a char*.
8115 * ggc-common.c (ggc_mark_rtx_ptr, ggc_mark_tree_ptr,
8116 ggc_mark_tree_varray_ptr, ggc_mark_tree_hash_table_ptr,
8117 ggc_mark_string_ptr, ggc_mark_tree_hash_table_entry): Add prototypes.
8119 * integrate.c (expand_inline_function_eh_labelmap): Likewise.
8121 * lists.c (free_list, zap_lists): Likewise.
8123 Sun Oct 3 12:05:28 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8125 * alias.c (nonlocal_reference_p): Add static prototype.
8127 * bitmap.c (bitmap_element_allocate): Prototype args in function
8130 * builtins.c (stabilize_va_list): Add static prototype.
8131 (expand_builtin_va_arg): Constify a char*.
8133 * c-lex.c (getch, put_back, extend_token_buffer_to,
8134 read_line_number, token_getch, token_put_back): Add static
8137 * c-parse.gperf (hash, is_reserved_word): Likewise.
8139 * cccp.c (is_dir_separator): Likewise.
8141 Sat Oct 2 16:07:56 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8143 * graph.h: New file to prototype functions exported by graph.c.
8145 * Makefile.in (graph.o, toplev.o): Depend on graph.h.
8147 * graph.c: Include graph.h.
8149 * toplev.c: Likewise. Remove redundant prototypes.
8151 Sat Oct 2 11:28:33 1999 Krister Walfridsson <cato@df.lth.se>
8153 * invoke.texi: Removed duplicated description for -Q.
8155 Sat Oct 2 11:16:00 1999 Jim Kingdon <http://developer.redhat.com>
8157 * extend.texi: Grammar fix in __extension__ text.
8159 Sat Oct 2 11:06:31 1999 Richard Henderson <rth@cygnus.com>
8161 * md.texi (define_peephole2): New section.
8163 Sat Oct 2 10:57:56 1999 Jan Hubicka <hubicka@freesoft.cz>
8165 * i386.md (mov?i patterns): Fix handling of TARGET_USE_MOV0
8166 (mov $-1 to or peepholer): Enable for pentium when optimizing for
8169 Sat Oct 2 10:55:25 1999 Jan Hubicka <hubicka@freesoft.cz>
8171 * builtins.c (expand_builtin_strlen): Fix best mode searching loop.
8173 Sat Oct 2 10:53:22 1999 Jan Hubicka <hubicka@freesoft.cz>
8175 * i386.md (ffs expander): Emit Pentium friendly code for
8178 Sat Oct 2 02:48:21 1999 Mark P. Mitchell <mark@codesourcery.com>
8180 * tree.c (build): Don't look at TREE_SIDE_EFFECTS or TREE_RAISES
8184 Fri Oct 1 18:01:11 1999 Bernd Schmidt <bernds@cygnus.co.uk>
8186 * i386elf.h (TARGET_DEFAULT): Use symbolic constants.
8188 Fri Oct 1 12:42:53 1999 Andreas Schwab <schwab@suse.de>
8190 * config/m68k/m68k.c (use_return_insn): Return false if the pic
8193 Fri Oct 1 10:56:06 1999 Bernd Schmidt <bernds@cygnus.co.uk>
8195 * md.texi (No Constraints): Delete section.
8196 * Makefile.in (genattrtab.o): Don't depend on "insn-config.h".
8197 * final.c (final_scan_insn): We always have register constraints.
8198 * genattrtab.c: Don't include "insn-config.h".
8199 (write_attr_case): We always have register constraints.
8200 * genconfig.c (register_constraint_flag): Delete.
8201 (walk_insn_part): Don't check whether we have register constraints.
8202 (main): Don't write out "#define REGISTER_CONSTRAINTS".
8203 * genoutput.c (have_constraints): Delete.
8204 (main): Don't set it.
8205 (output_operand_data): We always have constraints.
8206 (scan_operands): Likewise.
8207 (compare_operands): Likewise.
8208 * local-alloc.c (block_alloc): We always have constraints.
8209 (requires_inout): Always compile this function.
8210 * recog.c (extract_insn): We always have constraints.
8211 (constrain_operands, reg_fits_class_p): Always compile these
8213 * recog.h (struct recog_data): Delete non-REGISTER_CONSTRAINTS
8215 (struct insn_operand_data): Likewise.
8216 * regclass.c (regclass): We always have constraints.
8217 (record_reg_classes, copy_cost, record_address_regs,
8218 auto_inc_dec_reg_p): Always compile these functions.
8219 * regmove.c (regmove_optimize): We always have constraints.
8220 * reload.c (find_reloads): Likewise.
8221 * reload1.c (reload): Likewise.
8222 (reload_cse_simplify_operands): Likewise.
8223 * i860.c (output_delay_insn): Likewise.
8225 Thu Sep 30 23:04:41 1999 Mark P. Mitchell <mark@codesourcery.com>
8227 * iris6.h (BUILD_VA_LIST_TYPE): Define.
8229 Thu Sep 30 18:44:50 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
8231 * rs6000.c (rs6000_build_va_list): Create a TYPE_DECL node
8232 for the va_list record.
8234 Thu Sep 30 18:34:54 1999 Jan Hubicka <hubicka@freesoft.cz>
8236 * i386.c (ix86_adjust_cost): Ignore false ebp dependencies in
8239 Thu Sep 30 18:31:36 1999 Jan Hubicka <hubicka@freesoft.cz>
8241 * alias.c: Include insn-flags.h.
8242 * Makefile.in (alias.o): Update.
8244 Thu Sep 30 18:21:30 1999 Jan Hubicka <hubicka@freesoft.cz>
8246 * i386.c (ix86_expand_int_movcc): Convert LEU and GTU comparisons
8247 to LTU and GEU. Handle more cases using sbb.
8249 Thu Sep 30 18:18:39 1999 Jan Hubicka <hubicka@freesoft.cz>
8251 * i386.md (truncatexfdf splitters): Do not use subreg.
8252 (fop XFmode patterns): Fix mode in operand testing.
8254 Thu Sep 30 18:04:13 1999 Richard Henderson <rth@cygnus.com>
8256 * jump.c (jump_optimize_1): Amend last change to test only the
8257 form of the operand, not the insn.
8259 * jump.c (jump_optimize_1) [conditional_move]: Use general_operand
8260 not register_operand to determine when B may need preloading.
8262 Thu Sep 30 17:39:16 1999 Richard Henderson <rth@cygnus.com>
8264 * alpha.md (*): Use nonimmediate not general_operand for SET_DEST.
8265 (ffsdi2, extxl, insxh, mskxh): Add missing DImode to SET_SRC.
8266 (call-value patterns): Move to end of file.
8267 (*): Remove mode from label_ref in (pc) context.
8268 (movstrqi): Use memory not general_operand for BLKmode operands.
8269 (prologue_stack_probe_loop, builtin_longjmp): Add missing mode
8270 to register_operand operands.
8271 (peep2 patterns): Convert from commented-out peephole patterns.
8273 Thu Sep 30 14:39:17 1999 Bernd Schmidt <bernds@cygnus.co.uk>
8275 * tree.h (enum built_in_function): Rename BUILT_IN_DWARF_REG_SIZE
8276 to BUILT_IN_INIT_DWARF_REG_SIZES.
8277 * builtins.c (expand_builtins, case BUILT_IN_INIT_DWARF_REG_SIZES):
8278 Renamed from BUILT_IN_DWARF_REG_SIZE; call
8279 expand_builtin_init_dwarf_reg_sizes.
8280 * c-decl.c (init_decl_processing): Replace __builtin_dwarf_reg_size
8281 with __builtin_init_dwarf_reg_size_table.
8282 * dwarf2out.c (struct reg_size_range): Delete.
8283 (expand_builtin_init_dwarf_reg_sizes): New function.
8284 (expand_builtin_dwarf_reg_size): Delete.
8285 * except.h (expand_builtin_init_dwarf_reg_sizes): Declare.
8286 (expand_builtin_dwarf_reg_size): Don't declare.
8287 * libgcc2.c (dwarf_reg_size_table_initialized): New.
8288 (dwarf_reg_size_table): New.
8289 (init_reg_size_table): New function.
8290 (copy_reg): Use dwarf_reg_size_table.
8291 (eh_context_initialize): Make sure dwarf_reg_size_table is initialized
8294 Thu Sep 30 05:40:34 1999 Richard Earnshaw <rearnsha@arm.com>
8296 * c-lang.c (finish_file case ndef ASM_OUTPUT_{CON,DE}STRUCTOR):
8297 Correctly build argument list to constructor and destructor functions.
8299 Thu Sep 30 00:13:27 1999 Dirk Zoller <duz@rtsffm.com>
8301 * c-tree.h (warn_float_equal): Declare.
8302 * c-decl.c (warn_float_equal): Define.
8303 (c_decode_option): Recognize -W[no-]float-equal.
8304 * c-typeck.c (build_binary_op): Conditionally warn
8305 about equality tests of floating point types.
8306 * toplev.c (documented_lan_options): Add -W[no-]float-equal.
8307 * invoke.texi: Add docs for -Wfloat-equal warning.
8309 Wed Sep 29 23:43:39 1999 Jeffrey A Law (law@cygnus.com)
8311 * h8300.h (INIT_TARGET_OPTABS): Use init_one_optab instead of
8312 generating RTL directly.
8313 * mips.h (INIT_TARGET_OPTABS): Likewise.
8314 * mn10200.h (INIT_TARGET_OPTABS): Likewise.
8316 * expr.h (init_mov_optab): Delete declaration
8318 * h8300.c (WORD_REG_USED): Update to avoid useless register
8319 saves in interrupt functions and functions which never return.
8321 * cse.c (struct set): Delete inner_dest_loc field.
8322 (cse_insn): Remove assignments to inner_dest_loc field.
8324 Wed Sep 29 16:06:20 1999 Richard Henderson <rth@cygnus.com>
8326 * ggc-page.c: Don't include <unistd.h> etc taken care of
8327 by "system.h". Include <sys/mman.h> afterward.
8329 Wed Sep 29 16:05:18 1999 Richard Henderson <rth@cygnus.com>
8331 * rs6000.c (rs6000_encode_section_info): If ggc_p, use
8334 Tue Sep 28 16:45:40 1999 David Edelsohn <edelsohn@gnu.org>
8336 * xcoffout.c (xcoffout_declare_function): Add documentation.
8337 * rs6000.c (num_insns_constant_wide): Use TARGET_POWERPC64 not
8338 TARGET_64BIT. Compare constant to -1, not bit pattern.
8339 (easy_fp_constant): Use TARGET_POWERPC64 not TARGET_64BIT.
8340 (expand_block_move): Allow 8 DImode loads for PowerPC64. Fix
8343 Tue Sep 28 16:43:14 1999 Nick Clifton <nickc@cygnus.com>
8345 * dwarf2out.c (add_abstract_origin_attribute): Abort if
8347 (gen_inlined_enumeration_type_die): Do not abort if the type has
8348 not been writeen out.
8349 (gen_inlined_structure_type_die): Do not abort if the type has
8350 not been writeen out.
8351 (gen_inlined_union_type_die): Do not abort if the type has
8352 not been writeen out.
8353 (gen_tagged_type_instantiation_die): Do not abort if the type
8354 has not been written out.
8356 Tue Sep 28 14:33:47 1999 Bernd Schmidt <bernds@cygnus.co.uk>
8358 * c-decl.c (init_decl_processing): If MD_INIT_BUILTINS is defined,
8360 * reg-stack.c (straighten_stack): Copy hard reg set with
8363 Tue Sep 28 01:11:05 1999 Richard Henderson <rth@cygnus.com>
8365 * builtins.c (stabilize_va_list): Stabilize array type va_list
8366 to a pointer type, not the base record type.
8367 (expand_builtin_va_copy): Dereference the pointers explicitly;
8368 use the correct size for the copy.
8370 * rs6000.c (rs6000_va_start): Dereference valist to get to the record.
8371 (rs6000_va_arg): Likewise.
8373 Mon Sep 27 23:27:21 1999 Richard Henderson <rth@cygnus.com>
8375 * rtl.h (struct rtx_def): Move gc_mark to align mode field.
8377 Mon Sep 27 23:20:29 1999 Mark Mitchell <mark@codesourcery.com>
8379 * tree.h (struct tree_decl): Use `bclass', not `class', in name of
8381 (DECL_BUILT_IN_CLASS): Adjust accordingly.
8383 Mon Sep 27 23:03:16 1999 Richard Henderson <rth@cygnus.com>
8385 * ggc-page.c (GGC_MIN_LAST_ALLOCATED): New.
8386 (init_ggc): Use it instead of a constant.
8387 (ggc_collect): Bound allocated_last_gc by it.
8389 Mon Sep 27 19:06:04 1999 Jeffrey A Law (law@cygnus.com)
8391 * fixinc/fixinc.irix (stdio.h): Hack stdio.h to avoid problems
8394 Mon Sep 27 19:40:17 CEST 1999 Marc Espie <espie@cvs.openbsd.org>
8396 * configure.in (mips*el-*-openbsd*): Don't duplicate default settings.
8397 (mips*-*-openbsd*): Let big endian configuration be a fragment.
8399 * config/mips/openbsd.h: New, OpenBSD little endian target.
8400 * config/mips/openbsd-be.h: New, OpenBSD big endian target fragment.
8401 * config/mips/xm-openbsd.h: New, OpenBSD host.
8403 Mon Sep 27 10:28:48 1999 Andreas Schwab <schwab@suse.de>
8405 * config/m68k/m68k.c (output_function_prologue,
8406 output_function_epilogue): Use
8407 current_function_uses_pic_offset_table instead of regs_ever_live
8408 to decide whether to save/restore pic register.
8409 (legitimize_pic_address): Don't modify regs_ever_live any more.
8411 Sun Sep 26 10:55:36 1999 Mark Mitchell <mark@codesourcery.com>
8413 * function.h (struct function): Add x_dont_save_pending_sizes_p.
8414 * stor-layout.c (variable_size): Don't add sizes to the pending
8415 sizes list if x_dont_save_pending_sizes_p is set.
8417 Sun Sep 26 16:36:52 1999 Robert Lipe (robertlipe@usa.net)
8419 * config/i386/dgux.h (SELECT_RTX_SECTION): Provide dummy argument
8420 for symbolic_operand().
8421 * config/i386/sco5.h (SELECT_RTX_SECTION): Likewise.
8423 Sun Sep 26 07:37:11 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8425 * combine.c (gen_rtx_combine): Add missing call to va_end().
8427 * final.c (asm_fprintf): Likewise.
8429 * genattrtab.c (attr_rtx): Likewise.
8431 Sat Sep 25 13:11:07 1999 Jeffrey A Law (law@cygnus.com)
8433 * cse.c: Update comments.
8434 (cse_insn): When converting a conditional/computed jump into
8435 an unconditional jump, always make sure a BARRIER immediately
8436 follows the converted jump. Do not delete unreachable code.
8437 (cse_basic_block): Do not delete unreachable code.
8438 * toplev.c (rest_of_compilation): Move call to
8439 delete_trivially_dead_insns after the conditional call to
8442 Sat Sep 25 09:03:17 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8444 * collect2.c (make_temp_file): Don't prototype.
8446 * gcc.c (make_temp_file): Likewise.
8448 * mips.c (mips_make_temp_file): Renamed from `make_temp_file'.
8450 Sat Sep 25 13:42:15 1999 Nick Clifton <nickc@cygnus.com>
8452 * varasm.c (asm_emit_uninitialised): New function: Generate
8453 the assembler statements necessary to declare an uninitialised
8455 (ASM_EMIT_LOCAL): New macro: Emit a local, uninitialised
8457 (ASM_EMIT_BSS): New macro: Emit an entry in the bss section.
8458 (ASM_EMIT_COMMON): New macro: Emit an entry in the common
8460 (assemble_variable): Use asm_emit_uninitialised to emit an
8461 uninitialised variable.
8463 Fri Sep 24 17:10:56 1999 Nick Clifton <nickc@cygnus.com>
8465 * combine.c (simplify_comparison): Cope with downshifting a 32 bit
8466 constant on a 64 bit host. Patch supplied by Geoffrey Keating
8467 <geoffk@cygnus.com>.
8469 Fri Sep 24 10:48:10 1999 Bernd Schmidt <bernds@cygnus.co.uk>
8471 * builtins.c (expand_builtin): Use MD_EXPAND_BUILTIN if defined.
8472 * c-common.h (builtin_function): Don't declare.
8474 * c-decl.c (duplicate_decls): Use DECL_BUILT_IN_CLASS rather than
8476 (pushdecl): Likewise.
8477 (finish_decl): Likewise.
8478 (builtin_function): New arg CLASS. Arg FUNCTION_CODE now of type
8479 int. All callers changed.
8480 Set the builtin's DECL_BUILT_IN_CLASS.
8481 * tree.h (enum built_in_class): New.
8482 (enum built_in_function): Delete NOT_BUILT_IN.
8483 (DECL_FUNCTION_CODE): The corresponding field in tree_decl is now
8485 (DECL_SET_FUNCTION_CODE): Likewise.
8486 (DECL_BUILT_IN_CLASS): New macro.
8487 (DECL_BUILT_IN): Use DECL_BUILT_IN_CLASS.
8488 (struct tree_decl): Split builtin function code field into a
8490 (builtin_function): Declare.
8492 Fri Sep 24 01:45:05 1999 Mark Mitchell <mark@codesourcery.com>
8494 * optabs.c (init_traps): Fix typo in last change.
8496 Fri Sep 24 01:10:11 1999 Mark Mitchell <mark@codesourcery.com>
8498 * toplev.c (rest_of_decl_compilation): Update comment.
8500 Fri Sep 24 11:57:06 1999 Geoffrey Keating <geoffk@cygnus.com>
8502 * config/mips/elf.h (ASM_OUTPUT_ALIGNED_BSS): Put the symbol
8503 in .sbss if appropriate.
8504 (EXTRA_SECTION_FUNCTIONS): Add sbss.
8505 (SBSS_SECTION_ASM_OP): New macro.
8506 * config/mips/linux.h (EXTRA_SECTION_FUNCTIONS): Add sbss.
8507 (EXTRA_SECTIONS): Add in_sbss.
8508 * config/mips/mips.h: Prototype sbss_section.
8510 Thu Sep 23 18:18:55 1999 Mark Mitchell <mark@codesourcery.com>
8512 * stmt.c (expand_start_bindings): Don't allow cleanup instructions
8515 Thu Sep 23 18:07:01 1999 Mark Mitchell <mark@codesourcery.com>
8517 * optabs.c (init_traps): Register trap_rtx as a GC root.
8519 Thu Sep 23 17:41:47 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
8521 * config/mips/mips.c (function_arg_pass_by_reference): Define
8522 unconditionally, since it's called unconditionally.
8524 Thu Sep 23 13:40:02 1999 Jason Merrill <jason@yorick.cygnus.com>
8526 * toplev.c (documented_lang_options): Add -fshort-wchar.
8527 * c-decl.c (c_decode_option): Likewise.
8528 (init_decl_processing): If -fshort-wchar, use 'short unsigned int'
8530 * c-common.c, c-lex.c: Get WCHAR_TYPE_SIZE from wchar_type_node.
8531 * gcc.c (default_compilers): If -fshort-wchar,
8532 override __WCHAR_TYPE__.
8533 * tm.texi (C Dialect Options): Add -fshort-wchar.
8535 * dwarf2out.c (output_aranges): Use DW_AT_location to find the
8536 symbol for a variable.
8538 * cpplib.h (CPP_PREPROCESSED): New macro.
8539 * cpplib.c (handle_directive): Don't complain about `# NUMBER' if
8540 we're seeing this input for a second time.
8542 Thu Sep 23 12:54:49 1999 Alex Samuel <samuel@codesourcery.com>
8544 * emit-rtl.c (init_emit_once): Initialize modes first.
8546 Sun Sep 19 01:23:23 1999 Alex Samuel <samuel@codesourcery.com>
8548 * config/i386/i386.c (pic_label_name): Change to char pointer.
8549 (global_offset_table): New variable.
8550 (load_pic_register): Fill global_offset_table if it hasn't
8551 already been done. Allocate pic_label_name dynamically.
8552 * ggc.h (empty_string): New variable.
8553 * ggc-simple.c (empty_string): Likewise.
8554 (init_ggc): Allocate empty_string and add as root.
8555 * stmt.c (digit_strings): New variable.
8556 (init_stmt): Add last_block_end_note as root. Allocate and
8557 initialize digit_strings.
8558 (expand_asm_operands): Use empty_string instead of string
8559 constant. Use digit_strings instead of string constants.
8560 * profile.c (init_arc_profiler): Allocate string with
8561 ggc_alloc_string instead of xmalloc.
8562 (output_func_start_profiler): Likewise.
8563 * c-typeck.c (digest_init): Check if init is error_mark_node.
8565 Thu Sep 23 12:59:14 1999 Alex Samuel <samuel@codesourcery.com>
8566 Richard Henderson <rth@cygnus.com>
8568 * ggc-page.c: New file.
8569 * Makefile.in (ggc-page.o): New.
8571 Thu Sep 23 13:55:21 1999 Jeffrey A Law (law@cygnus.com)
8573 * invoke.texi: Document -fdelete-null-pointer-checks
8574 * toplev.c (flag_delete_null_pointer_checks): New.
8575 (f_options): Add entry for -fdelete-null-pointer-checks.
8576 (rest_of_compilation): Conditionalize null pointer check
8577 elimination on flag_delete_null_pointer_checks.
8578 (main): If -O2 or greater, enable -fdelete-null-pointer-checks
8580 1999-09-23 10:56 -0700 Zack Weinberg <zack@bitmover.com>
8582 * iso646.h, stdarg.h, stdbool.h, stddef.h, varargs.h: Add
8583 copyright notice and special exception to GPL.
8585 Thu Sep 23 13:40:23 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8587 * abi64.h (mips_function_value): Add prototype arguments.
8589 * mips-protos.h: New file with mips prototypes.
8591 * mips.c: Include "tm_p.h".
8592 (mktemp, lookup_name): Add prototype arguments.
8593 (extern_list, string_constant, mips_fill_delay_slot,
8594 mips_output_external, mips_output_external_libcall,
8595 mips_output_filename, mips_declare_object, function_prologue,
8596 mips_expand_prologue, function_epilogue, mips16_constant,
8597 build_mips16_function_stub, mips_output_conditional_branch):
8599 (mips_va_start): Remove unused variable `u'.
8600 (mips_va_arg): Cast value to unsigned when comparing against one.
8602 (save_restore_insns, mips_expand_prologue): Add missing arg in
8603 call to `large_int'.
8605 * mips.h: Move prototypes to mips-protos.h.
8606 (data_section, memory_address_p, rdata_section,
8607 readonly_data_section, simple_epilogue_p, text_section): Delete
8608 prototypes delcared elsewhere.
8609 (mips_epilogue_delay_slots, print_options): Delete unused decls.
8611 (GO_PRINTF, GO_PRINTF2): Call fprintf, not trace.
8613 * mips.md: Delete extra args in call to `mips_move_2words'.
8615 * xm-iris6.h (alloca): Add prototype argument.
8617 * genpeep.c: Include "tm_p.h" in generated output file.
8619 Thu Sep 23 10:36:55 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
8621 * basic-block.h (find_edge_index): Change parameters.
8622 * flow.c (verify_edge_list): Pass basic_block parameters to
8623 find_edge_index instead of integers.
8625 Thu Sep 23 15:54:12 1999 Nick Clifton <nickc@cygnus.com>
8627 * combine.c (simplify_comparison): Use an unsigned shift to adjust
8630 Thu Sep 23 08:46:21 1999 Guy Harris <guy@netapp.com>
8632 * gcc.1: Fix a formatting error.
8634 Wed Sep 22 16:10:21 1999 Martin v. Löwis <loewis@informatik.hu-berlin.de>
8636 * install.texi (Configurations): Remove pyramid. Add fr30, i686,
8637 i786, mn10200, mn10300, pdp11, v850.
8639 Thu Sep 23 07:37:13 1999 Dan Nicolaescu <dann@ics.uci.edu>
8641 * libgcc2.c (num_digits): Add prototype with
8642 __attribute__((const)).
8643 (__terminate): Add prototype.
8645 Thu Sep 23 05:32:06 1999 Richard Henderson <rth@cygnus.com>
8647 * builtins.c, dbxout.c, varasm.c: Include tm_p.h.
8649 * alpha/alpha.c (print_operand): Fix type of `code'.
8650 (alpha_output_filename): Constify.
8651 * alpha/alpha.h: Move all function declarations ...
8652 * alpha/alpha-protos.h: ... here. New file.
8653 * alpha/elf.h (CONST_SECTION_FUNCTION): Prototype the function.
8654 (SECTION_FUNCTION_TEMPLATE): Likewise.
8656 Thu Sep 23 11:15:36 1999 Bernd Schmidt <bernds@cygnus.co.uk>
8658 * expmed.c (do_cmp_and_jump): Pass ccp_jump to can_compare_p.
8659 * expr.c (expand_expr): Likewise.
8660 (do_jump): Likewise.
8661 (do_store_flag): Pass ccp_store_flag to can_compare_p.
8662 * expr.h (enum optab_index): Add cbranch, cmov, cstore optabs and
8664 (enum can_compare_purpose): New.
8665 (can_compare_p): Adjust prototype.
8666 (prepare_cmp_insn, prepare_operand): Declare.
8667 * genopinit.c (optabs): Add cbranch_optab, cmov_optab, cstore_optab.
8668 * optabs.c (cmp_available_p): Deleted.
8669 (expand_abs): Pass ccp_jump to can_compare_p.
8670 (can_compare_p): New arg PURPOSE. Check for combined optabs.
8671 (prepare_cmp_insn): No longer static. Add arg PURPOSE.
8672 Call can_compare_p rather than cmp_available_p.
8673 (prepare_operand): No longer static.
8674 (emit_cmp_and_jump_insn): Check for and use cbranch patterns.
8675 (emit_cmp_and_jump_insns): Pass ccp_jump to prepare_cmp_insn.
8676 (expand_float): Fix a slightly broken emit_cmp_insn/emit_jump_insn
8677 sequence to use emit_cmp_and_jump_insns.
8678 (init_optabs): Initialize cbranch_optab, cmov_optab, cstore_optab.
8680 Wed Sep 22 17:58:01 1999 Stan Cox <scox@cygnus.com>
8682 * mips.h (GO_IF_LEGITIMATE_ADDRESS): Don't accept large
8683 register offsets; let LEGITIMIZE_ADDRESS load it into a register.
8684 (LEGITIMIZE_ADDRESS): Use plus_constant to avoid
8685 (plus (reg) (const_int 0))
8686 * mips.md (call_internal3c): New pattern for -mips16 -mlong-calls.
8688 Wed Sep 22 17:55:31 1999 David Edelsohn <edelsohn@gnu.org>
8690 * rs6000.c (expand_block_move): DImode loads and stores require
8691 word-aligned displacements. Increment address registers with
8692 adddi3 on 64-bit platform. Use TARGET_POWERPC64 not TARGET_64BIT.
8694 Wed Sep 22 17:35:55 1999 Michael Meissner <meissner@cygnus.com>
8696 * dwarf2out.c (base_type_die): Use the name __unknown__ if there
8697 is no name for the base type, rather than segfault. If we are
8698 writing out a complex integer type, use DW_ATE_lo_user.
8700 * expr.c (emit_move_insn_1): If we are copying a complex that fits
8701 in one word or less (complex char, complex short, or on 64 bit
8702 systems complex float) to/from a hard register, copy it through
8703 memory instead of dying in gen_{real,imag}part. If we have a
8704 short complex type, prevent inlining since it allocates stack
8707 * tree.c (build_complex_type): If we are writing dwarf2 output,
8708 generate a name for complex integer types.
8710 Wed Sep 22 11:34:08 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
8712 * basic-block.h (add_noreturn_fake_exit_edges): Use correct name.
8713 * flow.c (remove_edge): Remove extra whitespace.
8714 (remove_fake_edges): Fix comment.
8715 (add_noreturn_fake_exit_edges): Use the correct name.
8717 Wed Sep 22 16:12:40 BST 1999 Nathan Sidwell <nathan@acm.org>
8719 * Makefile.in (INTL_MOSTLYCLEAN, INTL_CLEAN): New variables.
8720 (mostlyclean): Depend on INTL_MOSTLYCLEAN.
8721 (clean): Depend on INTL_CLEAN.
8722 (maintainer-clean): Adjust.
8724 Wed Sep 22 10:18:56 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8726 * configure.in (AC_PREREQ): Bump to 2.13.
8727 (AC_C_STRINGIZE): Call this instead of using a custom macro.
8729 * gansidecl.h (HAVE_STRINGIZE): Define, if stage2 gcc && __STDC__.
8731 * system.h (HAVE_STRINGIZE): Test this instead of HAVE_CPP_STRINGIFY.
8733 * acconfig.h (HAVE_CPP_STRINGIFY): Delete.
8735 * alpha/xm-vms.h (HAVE_CPP_STRINGIFY): Delete.
8736 (HAVE_STRINGIZE): Define.
8738 Wed Sep 22 06:25:15 1999 Jim Kingdon <http://developer.redhat.com>
8740 * c-parse.in: save and restore warn_pointer_arith on __extension__
8741 along with pedantic.
8742 (SAVE_WARN_FLAGS, RESTORE_WARN_FLAGS): Added.
8743 Set the type of extension to itype rather than $<itype>1 kludge.
8744 * extend.texi (Alternate Keywords): Adjust documentation.
8745 * c-parse.c, c-parse.y, objc-parse.c, objc-parse.y: Rebuilt.
8747 Wed Sep 22 06:06:57 1999 Jeffrey A Law (law@cygnus.com)
8749 * pa.c, pa.h, pa.md: Support multiple assembler dialects in
8750 most assembler templates.
8752 * pa.c (hppa_legitimize_address): Handle full offsets for PA2.0
8753 FP loads and stores.
8754 (following_call): Always return zero for the PA8000.
8755 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Handle full offsets for PA2.0
8756 FP loads and stores.
8757 (LEGITIMIZE_RELOAD_ADDRESS): Similarly.
8759 * pa.h (BRANCH_COST): Define.
8761 * pa.md (return, return_internal): Use bve for PA2.0.
8763 * pa.md (fused multiply): Add variants which reduce height for the
8764 fused multiply, but which still generate 2 insns.
8765 (fnegabs): Similarly.
8767 * pa.md (subsi3): Turn into an expander. Create two anonymous
8768 patterns. One for PA2.0 one for PA1.x. Use mtsarcm for PA2.0.
8769 * pa.h (EXTRA_CONSTRAINT): Handle 'S'.
8771 * pa.md (floatunssisf2, floatunssidf2): Generate different RTL
8773 (floatunssidf2_pa20, floatunssisf2_pa20): New patterns for PA2.0
8775 (floatunsdisf2, floatunsdidf2, fixuns_truncsfsi2): Likewise.
8776 (fixuns_truncdfsi2, fixuns_truncsfdi2, fixuns_truncdfsi2): Likewise.
8778 * regclass.c (init_regs): Add "top_of_stack" as a garbage
8781 * flow.c (record_active_eh_regions): Terminate loop after finding
8782 the last insn in the last basic block.
8784 Wed Sep 22 20:25:00 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
8786 * config/c4x/c4x.md: Delete parallel instruction peepholes.
8788 Wed Sep 22 19:59:19 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
8790 * config/c4x/c4x.c (c4x_add_gc_roots): Add tree roots.
8792 Wed Sep 22 19:56:25 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
8794 * config/c4x/c4x.c (c4x_process_after_reload): Rework machdep insn
8795 splitting to not use output template.
8797 Wed Sep 22 19:50:12 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
8799 * config/c4x/c4x.h (EXPAND_BUILTIN_VA_START): Call c4x_va_start.
8800 * config/c4x/c4x.c (c4x_va_start): New function.
8802 Tue Sep 21 18:40:01 1999 Jan Hubicka <hubicka@freesoft.cz>
8804 * genrecog.c (not_both_true): Handle correctly cases when called for
8805 tests with different positions in the insn.
8807 Tue Sep 21 18:29:11 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8809 * machmode.h (HOST_PTR_PRINTF): Move from here ...
8811 * system.h (HOST_PTR_PRINTF): ... to here.
8813 * mips-tfile.c: Don't include machmode.h.
8815 * Makefile.in (MACHMODE_H): New variable. Update to use it.
8816 (mips-tfile.o): Don't depend on machmode.h.
8818 Tue Sep 21 18:27:34 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8820 * haifa-sched.c (sched_analyze): Rename local variable `region' to
8821 avoid conflicts with typedef struct `region' at the top level scope.
8823 Tue Sep 21 14:14:50 1999 Richard Henderson <rth@cygnus.com>
8825 * basic-block.h (basic_block): Add eh_beg, eh_end.
8826 * flow.c (entry_exit_blocks): Update.
8827 (find_basic_blocks): Don't allocate bb_eh_end, or pass it around.
8829 (find_basic_blocks_1): Don't record eh_list at each bb. Use
8830 lists.c functions to allocate insn lists.
8831 (make_edges): Use eh_beg+eh_end, not the lists. Split out EH
8833 (make_eh_edge): ... here. New.
8834 (move_stray_eh_region_notes): New.
8835 (record_active_eh_regions): New.
8836 (delete_unreachable_blocks): Split out block merging ...
8837 (try_merge_blocks): ... here. New.
8838 (merge_blocks_move_predecessor_nojumps): Remove edge arg.
8839 Dump debugging data.
8840 (merge_blocks_move_successor_nojumps): Likewise.
8841 (merge_blocks): Use eh_beg+eh_end to validate block movement.
8843 Tue Sep 21 11:15:03 1999 Martin v. Löwis <loewis@informatik.hu-berlin.de>
8845 * extend.texi (Bound member functions): Document unbound pmf
8848 Tue Sep 21 14:55:11 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
8850 * flow.c (split_edge): Handle insertion on a fallthrough edge which
8851 has the EXIT_BLOCK as a dest.
8853 Tue Sep 21 14:51:23 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
8855 * flow.c (remove_edge): New function to remove an edge from the
8857 (remove_fake_successors): New function to remove fake successor edges.
8858 (remove_fake_edges): New function to remove all fake edges from the
8860 (add_fake_exit_edges): New function to add fake edges from all blocks
8861 with no successors to the exit block.
8862 * basic-block.h (remove_fake_edges, add_fake_exit_edges): Add
8863 prototypes for new functions.
8865 Tue Sep 21 14:49:53 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
8867 * config/mips/elf64.h (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR):
8868 Use Pmode to determine whether to output .dword or .word.
8870 Tue Sep 21 11:04:34 1999 Alex Samuel <samuel@codesourcery.com>
8872 * tree.c (built_in_filename): New variable.
8873 (BUILT_IN_FILENAME): New macro.
8874 (init_tree_codes): Allocate built_in_filename.
8875 (make_node): Use built_in_filename instead of string constant.
8877 Tue Sep 21 14:13:27 1999 Nick Clifton <nickc@cygnus.com>
8879 * configure.in: Add fr30 target.
8880 * configure: Regenerate.
8881 * config/fr30: New directory.
8882 * config/fr30/crti.asm: New file.
8883 * config/fr30/fr30.c: New file.
8884 * config/fr30/crtn.asm: New file.
8885 * config/fr30/fr30.h: New file.
8886 * config/fr30/fr30.md: New file.
8887 * config/fr30/lib1funcs.asm: New file.
8888 * config/fr30/t-fr30: New file.
8889 * config/fr30/xm-fr30.h: New file.
8891 Tue Sep 21 06:45:31 1999 Jeffrey A Law (law@cygnus.com)
8893 * flow.c (merge_blocks_move_successor_nojumps): Delete the
8894 BARRIER at the end of the successor, not the BARRIER before
8897 * pa.c (pa_add_gc_roots): Fix thinko in last change.
8899 Tue Sep 21 05:29:17 1999 Richard Earnshaw (rearnsha@arm.com)
8901 * stmt.c (any_pending_cleanups): Don't crash when
8902 current_function->stmt is unset.
8904 Tue Sep 21 00:59:49 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
8906 * emit-rtl.c (init_emit_once): Initialize const_int_rtx before
8907 other initializations that may use it for relative offsets.
8909 Mon Sep 20 21:43:25 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
8911 * config/i386/sol2.h (PREFERRED_DEBUGGING_TYPE): Use stabs.
8912 (ASM_SPEC): Moved from sol2dbg.h. Added work-around for gas.
8913 * config/i386/sol2dbg.h: Removed.
8914 * config/i386/sol2gas.h: New file, to enable gas work-around.
8915 * configure.in: Use i386/sol2gas.h on Solaris/x86 --with-gas.
8916 Don't use sol2dbg.h.
8917 * configure: Rebuilt.
8919 Mon Sep 20 13:29:41 1999 Mark Mitchell <mark@codesourcery.com>
8921 * invoke.texi (-fthis-is-variable): Remove documentation.
8923 Mon Sep 20 12:59:16 1999 Richard Henderson <rth@cygnus.com>
8925 * basic-block.h (compute_bb_for_insn): Declare.
8926 * flow.c (compute_bb_for_insn): Export. Don't accept the varray
8927 to use; set size of basic_block_for_insn directly.
8928 (find_basic_blocks): Update.
8930 Mon Sep 20 15:11:54 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8932 * flow.c (verify_flow_info): Fix typo, "abort;" -> "abort ();".
8934 Mon Sep 20 14:56:34 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8936 * crtstuff.c (ON_EXIT): Delete empty macro definition.
8937 (__do_global_ctors_aux): Call atexit(), not ON_EXIT().
8939 Mon Sep 20 15:25:35 1999 Nick Clifton <nickc@cygnus.com>
8941 * c-decl.c (c_decode_option): Extend comment.
8943 Mon Sep 20 14:43:37 1999 Nick Clifton <nickc@cygnus.com>
8945 * toplev.c (progname): Make 'const char *'
8946 (flag_print_mem): Move out of main.
8947 (version_flag): Move out of main.
8948 (filename): Move out of main.
8949 (debug_args): Remove g prefix from options.
8950 (documented_lang_options): Remove cpplib specific options.
8951 (display_help): Add g prefix to debug options.
8952 (check_lang_option): Delete this function.
8953 (decode_d_option): New function: Decode -d... option.
8954 (decode_f_option): New function: Decode -f... option.
8955 (decode_W_option): New function: Decode -W... option.
8956 (decode_g_option): New function: Decode -g... option.
8957 (independent_decode_option): New function: Decode a language
8958 independent command line option.
8959 (main): Invoke lang_decode_option and then
8960 independent_decode_option on each command line option in
8963 Mon Sep 20 05:41:36 1999 Jeffrey A Law (law@cygnus.com)
8965 Revert this change. Gavin's patch to operand_equal_p is a better fix.
8966 * fold-const.c (fold_range_test): Do not try to fold the range
8967 test if the rhs or lhs has side effects.
8969 * basic-block.h (compute_flow_dominators): Declare.
8971 * gcse.c (alloc_code_hoist_mem): New function.
8972 (free_code_hoist_mem, compute_code_hoist_vbeinout): Likewise.
8973 (compute_code_hoist_data, hoist_expr_reaches_here_p): Likewise.
8974 (hoist_code, one_code_hoisting_pass): Likewise.
8975 (gcse_main): If optimizing for size, then hoist expressions
8976 computed in multiple dominated basic blocks.
8978 * gcse.c (invalid_nonnull_info): New function.
8979 (delete_null_pointer_checks): Likewise.
8980 * rtl.h (delete_null_pointer_checks): Declare.
8981 * toplev.c (rest_of_compilation): Call delete_null_pointer_checks.
8983 * flow.c (merge_blocks_move_predecessor_nojumps): New function.
8984 (merge-blocks_move_successor_nojumps): Likewise.
8985 (merge_blocks): Allow merging of some blocks, even if it requires
8986 physical movement of the blocks, but not if it requires new jumps.
8988 * bitmap.c (debug_bitmap_file): Renmaed from bitmap_debug_file.
8989 Callers and prototype changed.
8990 * bitmap.h: Fix debug_bitmap and debug_bitmap_file prototypes.
8992 Mon Sep 20 06:56:32 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
8994 * config/sparc/sol2.h (LINK_SPEC): Avoid the duplication of
8995 -YP when both -p and -pg are present. From i386/sol2.h.
8997 Mon Sep 20 10:49:05 1999 Bernd Schmidt <bernds@cygnus.co.uk>
8999 * Makefile.in (distclean): Delete tm_p.h.
9000 * configure.in: Create a new file, "tm_p.h", from a list in
9001 "tm_p_file". For ix86 systems, set up "tm_p_file" to include
9002 "i386/i386-protos.h".
9004 * alias.c: Include "tm_p.h".
9005 * c-typeck.c: Likewise.
9006 * calls.c: Likewise.
9008 * emit-rtl.c: Likewise.
9009 * explow.c: Likewise.
9010 * expmed.c: Likewise.
9012 * final.c: Likewise.
9014 * fold-const.c: Likewise.
9015 * function.c: Likewise.
9017 * global.c: Likewise.
9018 * haifa-sched.c: Likewise.
9019 * integrate.c: Likewise.
9021 * local-alloc.c: Likewise.
9023 * optabs.c: Likewise.
9024 * recog.c: Likewise.
9025 * reg-stack.c: Likewise.
9026 * regclass.c: Likewise.
9027 * regmove.c: Likewise.
9028 * reload.c: Likewise.
9029 * reload1.c: Likewise.
9030 * reorg.c: Likewise.
9031 * resource.c: Likewise.
9033 * stor-layout.c: Likewise.
9034 * toplev.c: Likewise.
9036 * unroll.c: Likewise.
9037 * genattrtab.c (main): Make generated file include "tm_p.h".
9038 * genemit.c (main): Likewise.
9039 * genoutput.c (main): Likewise.
9040 * genrecog.c (main): Likewise.
9042 * i386.h: Delete all prototypes.
9043 * i386.c: Include "tm_p.h".
9044 (ix86_attr_length_default): Call constant_call_address_operand
9045 with correct number of arguments.
9046 * i386-protos.h: New file.
9047 * i386.md (unnamed patterns): Call constant_call_address_operand
9048 with correct number of arguments.
9049 (exception_receiver): Call load_pic_register with correct number
9052 Sun Sep 19 14:18:39 1999 Richard Henderson <rth@cygnus.com>
9054 * c-pragma.c (mark_align_stack): Dereference the void* properly.
9056 Sun Sep 19 09:03:40 1999 Mark Mitchell <mark@codesourcery.com>
9058 * rtl.h (insns_safe_to_move_p): New function.
9059 * loop.c (find_and_verify_loops): Use it.
9060 * rtlanal.c (insns_safe_to_move_p): Define it.
9062 Sun Sep 19 02:54:33 1999 Richard Henderson <rth@cygnus.com>
9064 * c-pragma.c: Include ggc.h.
9065 * Makefile.in (c-pragma.o): Update.
9067 Sat Sep 18 16:01:18 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
9069 * config/i386/sol2.h (CPP_SPEC): Support -[p]threads
9070 (LIB_SPEC): Likewise.
9071 (LINK_SPEC): Do not assert -z text with -shared -mimpure-text.
9072 Reindent -YP/-p/-pg.
9073 Copied from config/sparc/sol2.h.
9075 Sat Sep 18 11:52:43 1999 Richard Henderson <rth@cygnus.com>
9077 * c-pragma.c (mark_align_stack): New.
9079 * c-pragma.h (init_pragma): Declare it.
9080 * c-lex.c (init_parse): Call it.
9082 Sat Sep 18 15:20:38 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
9084 * configure.in: Pick up thread library on Solaris/x86 just
9085 like on Solaris/sparc.
9086 * configure: Rebuilt.
9088 Sat Sep 18 11:15:58 1999 Alex Samuel <samuel@codesourcery.com>
9090 * rtl.h (global_rtx_index): New enum.
9091 (global_rtl): Change to array of rtx.
9092 (pc_rtx, cc0_rtx): Redefine accordingly.
9093 (cc0_rtx, stack_pointer_rtx, frame_pointer_rtx): Likewise.
9094 (hard_frame_pointer_rtx, arg_pointer_rtx): Likewise.
9095 (virtual_incoming_args_rtx, virtual_stack_vars_rtx): Likewise.
9096 (virtual_outgoing_args_rtx, virtual_cfa): Likewise.
9097 (const_int_rtx): Change to array of rtx.
9098 (const0_rtx, const1_rtx, const2_rtx, constm1_rtx): Redefine
9100 * emit-rtl.c (global_rtl): Change to array of rtx.
9101 (const_int_rtx): Change to aray of rtx.
9102 (gen_rtx_CONST_INT): Redefine accordingly.
9103 (init_emit_once): Allocate and initialize global_rtl. Likewise
9104 for const_int_rtx. Add both as GC roots.
9105 * genattrtab.c (global_rtl): Update declaration.
9107 1999-09-17 Ulrich Drepper <drepper@cygnus.com>
9109 * Makefile (USER_H): Add iso646.h back.
9111 Sat Sep 18 01:07:21 1999 Jeffrey A Law (law@cygnus.com)
9113 * haifa-sched.c (sched_analyze): Use free_INSN_LIST_list instead of
9114 zapping the LOG_LINKS of sched_before_next_call.
9116 * pa.h (INSN_SETS_ARE_DELAYED): Delete.
9117 * pa.c (insn_refs_are_delayed): Renamed from
9118 insn_sets_and_refs_are_delayed.
9120 Fri Sep 17 15:19:01 1999 Mark Mitchell <mark@codesourcery.com>
9122 * functiion.h (struct function): Add x_whole_function_mode_p.
9123 (retrofit_block): Declare.
9124 * function.c (retrofit_block): New function.
9125 (identify_blocks): Add assertions. Allow an incomplete set of
9126 block notes if we're still generating code for the function.
9127 * integrate.c: Include loop.h.
9128 (expand_inline_function): Call find_loop_tree_blocks to map block
9129 notes to blocks when in whole-function mode. Use retrofit_block
9130 to insert new BLOCKs for the inlined function, rather than
9132 * stmt.c (expand_fixup): Likewise. Don't use pushlevel/polevel.
9133 * Makefile.in (integrate.o): Depend on loop.h.
9135 Fri Sep 17 15:11:20 1999 Mark Mitchell <mark@codesourcery.com>
9137 * tree.h (warn_about_unused_variables): Declare.
9138 * stmt.c (warn_about_unused_variables): New function, split out
9140 (expand_end_bindings): Here.
9142 Fri Sep 17 15:07:37 1999 Mark Mitchell <mark@codesourcery.com>
9144 * stmt.c (preserve_subexpressions_p): Don't crash when
9145 current_function->stmt is unset.
9147 Fri Sep 17 15:03:16 1999 Mark Mitchell <mark@codesourcery.com>
9149 * stmt.c (expand_start_bindings): Allow callers to pass a flag
9150 indicating that no NOTE_INSN_BLOCK_BEG note is required.
9151 (expand_start_target_temps): Use it.
9152 * except.c (expand_eh_region_start_for_decl): Likewise.
9153 * expr.c (expand_expr): Likewise.
9155 Fri Sep 17 15:05:27 1999 Gavin Romig-Koch <gavin@cygnus.com>
9157 * fold-const.c (operand_equal_p): Pay attention to side effects.
9159 Fri Sep 17 11:14:17 1999 Jason Merrill <jason@yorick.cygnus.com>
9161 * libgcc2.c (L_exit): Check for ON_EXIT, not HAVE_ON_EXIT.
9162 * sparc/sunos4.h (HAVE_ON_EXIT): Remove.
9164 * tlink.c (scan_linker_output): Look for keywords before accepting
9165 a mangled name in quotes.
9167 Thu Sep 16 16:47:08 1999 Richard Henderson <rth@cygnus.com>
9169 * alpha/alpha-interix.h (DWARF2_UNWIND_INFO): Define to zero.
9170 * alpha/osf2or3.h (DWARF2_UNWIND_INFO): Likewise.
9172 Thu Sep 16 16:35:41 1999 Richard Henderson <rth@cygnus.com>
9174 * alpha.md: Revert Thu Nov 26 change that came in through the
9175 last gcc2 merge: reinstate (plus (plus ...)) reload patterns.
9176 Avoid earlyclobber when possible.
9178 Thu Sep 16 18:44:48 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9180 * libgcc2.c (__do_global_ctors): Call atexit with one arg.
9182 * sparc/sunos4.h (on_exit): Wrap prototype parameters in PARAMS().
9183 Define HAVE_ON_EXIT.
9185 Thu Sep 16 18:06:35 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9187 * system.h (CTYPE_CONV, TOUPPER, TOLOWER): New macros. Use
9188 CTYPE_CONV in all ctype macros.
9190 * cccp.c (initialize_char_syntax): Use uppercase ctype macro
9193 * cexp.y (initialize_random_junk): Likewise.
9195 * c4x.c (c4x_interrupt_function_p, c4x_handle_pragma): Likewise.
9197 * i370.c (handle_pragma): Likewise.
9199 * i370.h (ASM_OUTPUT_LABELREF, ASM_OUTPUT_ASCII): Likewise.
9201 * v850.c (override_options): Likewise.
9203 * doprint.c (_doprnt): Likewise.
9205 * fixinc/fixincl.c (main, quoted_file_exists, extract_quoted_files):
9208 * fixinc/server.c (load_data): Likewise.
9210 * fold-const.c (real_hex_to_f): Likewise.
9212 * genattr.c (write_upcase, gen_attr): Likewise.
9214 * genattrtab.c (convert_const_symbol_ref, evaluate_eq_attr,
9215 write_upcase): Likewise.
9217 * genemit.c (print_code): Likewise.
9219 * genopinit.c (gen_insn): Likewise.
9221 * genpeep.c (print_code): Likewise.
9223 * genrecog.c (print_code): Likewise.
9225 * optabs.c (init_libfuncs): Likewise.
9227 Thu Sep 16 14:03:32 1999 Mark Mitchell <mark@codesourcery.com>
9229 * haifa-sched.c (sched_analyze): Keep the list of notes organized
9231 (reemit_notes): Likewise.
9233 Thu Sep 16 11:50:52 1999 Alex Samuel <samuel@codesourcery.com>
9235 * ggc.h (ggc_root): Move to ggc-common.c.
9237 (ggc_mark_rtx, ggc_mark_tree): Change to macro.
9238 (ggc_mark_rtvec, ggc_mark_tree_varray): Declare extern.
9239 (ggc_mark_tree_hash_table, ggc_mark_string, ggc_mark): Likewise.
9240 (ggc_mark_roots, ggc_mark_rtx_children, ggc_mark_tree_children): New.
9241 * ggc-common.c (ggc_root): Move from ggc.h.
9242 (roots): Declare, static.
9243 (ggc_mark_rtx, ggc_mark_tree): Renamed to...
9244 (ggc_mark_rtx_children, ggc_mark_tree_children): Don't check for
9245 null or check/set mark bit.
9246 (ggc_mark_roots): New.
9247 * ggc-simple.c (ggc_collect): Call ggc_mark_roots.
9249 Thu Sep 16 11:37:32 1999 Richard Henderson <rth@cygnus.com>
9251 * m32r.c: Include toplev.h.
9252 (*): Add ATTRIBUTE_UNUSED as needed to arguments.
9253 (gen_compare): Rename swap_p to must_swap to match uses.
9254 Add default abort case.
9255 (m32r_output_function_epilogue): Remove unused variables.
9256 (m32r_print_operand): Use HOST_WIDE_INT_PRINT_HEX.
9257 * m32r.h (PROTO, STDIO_PROTO): Rename XPROTO; unconditionally
9258 define to empty parameter list. Update all uses.
9259 (predicate decls): Use enum machine_mode not int.
9260 * m32r.md (movsi): Call abort, not fatal_insn.
9261 (zero_branch_insn, rev_zero_branch_insn): Add default abort case.
9263 1999-09-14 Andrew Haley <aph@cygnus.com>
9265 * config/mips/mips.md (movsi_usw): if operand 1 is const_int 0,
9266 use $0 instead of 0.
9268 Thu Sep 16 10:53:36 1999 Bernd Schmidt <bernds@cygnus.co.uk>
9270 * reload1.c (order_regs_for_reload): Move hard_reg_n_uses
9271 computation out of loop over hard regs.
9273 Wed Sep 15 21:37:06 1999 Mark Mitchell <mark@codesourcery.com>
9275 * function.c (identify_blocks): Don't shadow a variable in an
9277 * integrate.c (integrate_decl_tree): Don't use pushlevel,
9278 pushdecl, or poplevel to build up the new BLOCK tree.
9279 (expand_inline_function): Likewise.
9280 (integrate_parm_decls): Likewise.
9282 Wed Sep 15 21:20:38 1999 Mark Mitchell <mark@codesourcery.com>
9284 * c-typeck.c (qualify_type): Merge qualifiers from both types.
9286 1999-09-15 Brad Lucier <lucier@math.purdue.edu>
9288 * toplev.c: Allow -f[no-]math-errno to set (clear) flag_errno_math
9289 * invoke.texi: Document this change.
9291 Wed Sep 15 17:56:00 1999 Richard Henderson <rth@cygnus.com>
9293 * emit-rtl.c (free_emit_status): Don't check DECL_DEFER_OUTPUT.
9295 (mark_emit_status): Renamed from mark_emit_state.
9296 * except.c (mark_eh_status): Renamed from mark_eh_state.
9297 Check not null before marking.
9298 (free_eh_status): New.
9299 * expr.c (mark_expr_status, free_expr_status): New.
9300 * function.c (free_machine_status): New.
9301 (free_after_parsing): New.
9302 (free_after_compilation): Move bits to free_after_parsing; call
9303 free_eh_status, free_expr_status; zero the marked members of the
9305 (prepare_function_start): No can_garbage_collect.
9306 Call init_eh_for_function.
9307 (expand_dummy_function_end): Free up current_function state.
9308 (mark_function_status): Renamed from mark_function_state.
9309 (mark_function_chain): No can_garbage_collect. Call mark_expr_status.
9310 * function.h (struct function): No can_garbage_collect.
9311 (free_machine_status, free_after_parsing): Declare.
9312 (free_eh_status, free_expr_status): Declare.
9313 * ggc.h (mark_expr_status): Declare.
9314 * stmt.c (free_stmt_status): Free the struct.
9315 (mark_stmt_status): Renamed from mark_stmt_state.
9316 (init_stmt): Don't call init_eh.
9317 (init_stmt_for_function): Don't call init_eh_for_function.
9318 * toplev.c (compile_file): Call init_eh.
9319 (rest_of_compilation): Free basic block info before ggc_collect.
9320 Call free_after_parsing; conditionally call free_after_compilation.
9321 * varasm.c (mark_varasm_status): Renamed from mark_varasm_state.
9322 Check not null before marking.
9323 (free_varasm_status): Don't check DECL_DEFER_OUTPUT. Free the struct.
9325 Wed Sep 15 17:53:16 1999 Richard Henderson <rth@cygnus.com>
9327 * c-lex.c (yylex): Initialize warn.
9329 Wed Sep 15 18:35:38 1999 Jeffrey A Law (law@cygnus.com)
9331 * pa.c (emit_move_sequence): Properly set the mode of the scratch
9332 register when performing secondary reloads for the SAR register.
9334 Wed Sep 15 15:51:52 1999 Mark Mitchell <mark@codesourcery.com>
9336 * rtl.h (NOTE_BLOCK_NUMBER): Replace with ...
9337 (NOTE_BLOCK): New macro.
9338 (NOTE_BLOCK_LIVE_RANGE_BLOCK): Remove.
9339 * function.h (identify_blocks): Change prototype.
9340 * function.c (identify_blocks): Simplify.
9341 (reorder_blocks): Likewise.
9342 * ggc-common.c (ggc_mark_rtx): Mark the BLOCK associated with a
9343 NOTE_INSN_BLOCK_{BEG,END}.
9344 * haifa-sched.c (sched_analyze): Don't put NOTE_BLOCK_NUMBER on
9345 the list of saved notes if the note isn't a
9346 NOTE_INSN_BLOCK_{BEG,END}.
9347 (move_insn1): Use NOTE_EH_HANDLER in comment, rather than
9349 (reemit_notes): Adjust recreation of notes to reflect new saved
9351 * print-rtl.c (print_rtx): Print the address of the BLOCK when
9352 printing a block note.
9353 * stmt.c (block_vector): Remove.
9354 (find_loop_tree_blocks): Simplify.
9355 (unroll_block_trees): Likewise.
9356 * tree.h (reorder_block): Change prototype.
9358 Wed Sep 15 14:39:35 1999 Jason Merrill <jason@yorick.cygnus.com>
9360 * gbl-ctors.h: Lose HAVE_ATEXIT. Don't define ON_EXIT.
9361 * libgcc2.c: Lose obsolete defn of WEAK_ALIAS.
9362 (__bb_init_func, __bb_init_prg): Use atexit instead of ON_EXIT.
9363 (__do_global_dtors): Likewise. Don't mess with _exit_dummy_decl.
9364 (atexit, exit): Simplify.
9365 * tm.texi: Document NEED_ATEXIT and ON_EXIT. Remove HAVE_ATEXIT.
9366 * config/lots: Remove defns of HAVE_ATEXIT.
9368 Wed Sep 15 10:25:12 1999 Mark Mitchell <mark@codesourcery.com>
9370 * calls.c (precompute_arguments): Fix typo in comment.
9371 * expr.c (preexpand_calls): Don't preexpand the cleanup in a
9374 Wed Sep 15 09:59:59 1999 Mark Mitchell <mark@codesourcery.com>
9376 * dsp16xx.c (override_options): Fix typos in GC root registration.
9378 Wed Sep 15 15:23:28 1999 Philip Blundell <pb@nexus.co.uk>
9380 * config/arm/linux-elf.h (MAKE_DECL_ONE_ONLY): Copy definition
9382 (UNIQUE_SECTION_P, UNIQUE_SECTION): Likewise.
9383 (FUNCTION_PROFILER): Redefine appropriately for Linux.
9384 (CC1_SPEC): Likewise.
9386 Wed Sep 15 10:09:48 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9388 * genattr.c (main): Add extern prototype. Call return, not exit.
9389 * genattrtab.c (main): Likewise.
9390 * gencheck.c (main): Likewise.
9391 * gencodes.c (main): Likewise.
9392 * genconfig.c (main): Likewise.
9393 * genemit.c (main): Likewise.
9394 * genextract.c (main): Likewise.
9395 * genflags.c (main): Likewise.
9396 * gengenrtl.c (main): Likewise.
9397 * genopinit.c (main): Likewise.
9398 * genoutput.c (main): Likewise.
9399 * genpeep.c (main): Likewise.
9400 * genrecog.c (main): Likewise.
9402 * genattr.c (get_insn_name): Mark parameter with ATTRIBUTE_UNUSED.
9403 * genattrtab.c (get_insn_name): Likewise.
9404 * gencodes.c (get_insn_name): Likewise.
9405 * genconfig.c (get_insn_name): Likewise.
9406 * genemit.c (get_insn_name): Likewise.
9407 * genextract.c (get_insn_name): Likewise.
9408 * genflags.c (get_insn_name): Likewise.
9409 * genopinit.c (get_insn_name): Likewise.
9410 * genpeep.c (get_insn_name): Likewise.
9412 * gencheck.c (usage): Add static prototype.
9413 * genextract.c (print_path): Constify a char*.
9414 * genopinit.c (optabs): Likewise.
9415 * genoutput.c (operand_data, data, output_predicate_decls,
9416 compare_operands): Likewise.
9417 * genrecog.c (write_tree): Add default case in switch.
9419 Wed Sep 15 09:59:16 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9421 * rtl.h (get_insn_name, print_rtl_with_bb): Add prototypes.
9423 * print-rtl.c (get_insn_name): Remove prototype.
9425 * toplev.h (progname): Declare const.
9427 * toplev.c (init_decl_processing, init_obstacks, init_tree_codes,
9428 init_regs, init_optabs, init_stmt, init_reg_sets, dump_flow_info,
9429 dump_sched_info, dump_local_alloc, regset_release_memory,
9430 print_rtl, print_rtl_with_bb, rest_of_decl_compilation,
9431 error_with_file_and_line, error_with_decl, error_for_asm, error,
9432 fatal, warning_with_file_and_line, warning_with_decl, warning,
9433 pedwarn, pedwarn_with_decl, pedwarn_with_file_and_line, sorry):
9434 Remove redundant prototypes.
9436 (notice, check_lang_option, report_file_and_line, vnotice,
9437 mark_file_stack): Add static prototype.
9438 (set_fatal_function): Add prototype.
9439 (vnotice, report_file_and_line, set_fatal_function,
9440 check_lang_option): Constify a char*.
9441 (main): Prototype. Call return, not exit.
9443 Wed Sep 15 09:50:18 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9445 * aclocal.m4 (AC_GCC_C_LONG_DOUBLE): New macro.
9447 * configure.in (AC_GCC_C_LONG_DOUBLE): Call it.
9449 * gansidecl.h (HAVE_LONG_DOUBLE): Define if gcc for stage2.
9451 * ggc-simple.c (HAVE_LONG_DOUBLE): Test before using long double.
9453 Wed Sep 15 11:04:43 1999 Bernd Schmidt <bernds@cygnus.co.uk>
9455 * function.c (assign_parms): Delete arg SECOND_TIME. Don't test it,
9456 behave as if it's zero in all cases.
9457 (expand_function_start): Adjust call to assign_parms.
9458 * tree.h (assign_parms): Adjust prototype.
9459 * objc/objc-act.c (hack_method_prototype): Adjust call to
9462 Tue Sep 14 21:47:06 1999 Jeffrey A Law (law@cygnus.com)
9464 * cse.c (FIXED_BASE_PLUS_P): Do not consider referneces to
9465 arg_pointer_rtx fixed if the argument pointer register is
9467 (NONZERO_BASE_PLUS_P): Likewise.
9469 Tue Sep 14 20:26:02 1999 Richard Henderson <rth@cygnus.com>
9471 * rtl.def (match_insn, match_insn2): Remove match_insn; rename
9472 match_insn2 to match_insn.
9473 * genrecog.c (add_to_sequence): Rename MATCH_INSN2.
9475 Tue Sep 14 20:10:29 1999 Richard Henderson <rth@cygnus.com>
9477 * Makefile.in (USER_H): Remove va-foo.h.
9479 * ginclude/{va-alpha.h,va-arc.h,va-c4x.h,va-clipper.h,va-h8300.h,
9480 va-i860.h,va-i960.h,va-m32r.h,va-m88k.h,va-mips.h,va-mn10200.h,
9481 va-mn10300.h,va-pa.h,va-ppc.h,va-pyr.h,va-sh.h,va-sparc.h,
9482 va-spur.h,va-v850.h}: Remove.
9484 Tue Sep 14 19:43:16 1999 Richard Henderson <rth@cygnus.com>
9486 * sparc/sparc.md (eligible_for_return_delay): New attribute.
9487 (in_return_delay): Use it instead of match_insn.
9489 Tue Sep 14 23:05:37 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
9491 * config/alpha/va_list.h (va-alpha.h): Do not include.
9492 (__gnuc_va_list): Typedef as in varargs.h.
9494 Tue Sep 14 18:14:03 1999 Richard Henderson <rth@cygnus.com>
9496 * ggc-common.c (ggc_mark_tree): Mark DECL_SOURCE_FILE and
9497 DECL_LIVE_RANGE_RTL.
9499 Tue Sep 14 16:47:08 1999 Mark Mitchell <mark@codesourcery.com>
9501 * except.c (expand_eh_region_start_for_decl): Use NOTE_EH_HANDLER,
9502 not NOTE_BLOCK_NUMBER.
9503 (expand_eh_region_end): Likewise.
9504 (find_exception_handler_labels): Likewise.
9505 (scan_region): Likewise.
9506 (exception_optimize): Likewise.
9507 (update_rethrow_references): Likewise.
9508 (set_insn_eh_region): Likewise.
9509 * final.c (final_scan_insn): Likewise.
9510 * flow.c (make_edges): Likewise.
9511 * integrate.c (expand_inline_function): Likewise.
9512 * print-rtl.c (print_rtx): Likewise.
9514 Tue Sep 14 16:30:16 1999 Richard Henderson <rth@cygnus.com>
9516 * ginclude/stdarg.h, ginclude/varargs.h: Implement in
9517 terms of builtin functions and types.
9519 * mips.c (mips_build_va_list): New.
9520 (mips_va_start, mips_va_arg): New.
9521 * mips.h (BUILD_VA_LIST_TYPE): New.
9522 (EXPAND_BUILTIN_VA_START, EXPAND_BUILTIN_VA_ARG): New.
9524 * sh.c (sh_builtin_saveregs): Use get_varargs_alias_set.
9525 (sh_build_va_list, sh_va_start, sh_va_arg): New.
9526 * sh.h (BUILD_VA_LIST_TYPE): New.
9527 (EXPAND_BUILTIN_VA_START, EXPAND_BUILTIN_VA_ARG): New.
9529 Tue Sep 14 16:20:24 1999 Richard Henderson <rth@cygnus.com>
9531 * recog.h (struct recog_data): Make dup_num, operand_address_p,
9532 n_operands, n_dups, n_alternatives `char' instead of `unsigned char'.
9533 (struct insn_data): Likewise with n_operands, n_dups,
9534 n_alternatives, output_format.
9535 * regclass.c (scan_one_insn): Cast n_operands to int before
9536 arithmetic inside comparison.
9538 Tue Sep 14 15:13:36 1999 Richard Henderson <rth@cygnus.com>
9540 * toplev.c (compile_function): Unconditionally emit nop.
9542 Tue Sep 14 14:41:47 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9544 * haifa-sched.c (actual_hazard): Move declaration of variable
9545 `this_cost' into the scope where it is used.
9547 Tue Sep 14 14:14:28 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9549 * c-pragma.c (handle_pragma_token): Wrap variables `name' and
9550 `value' in HANDLE_PRAGMA_WEAK. Wrap variable `align' in
9551 HANDLE_PRAGMA_PACK||HANDLE_PRAGMA_PACK_PUSH_POP.
9553 * genrecog.c (make_insn_sequence): Call memset, not bzero.
9555 * jump.c (find_insert_position): Don't declare or define unless
9556 !HAVE_conditional_arithmetic.
9557 (returnjump_p_1, delete_prior_computation): Add static prototypes.
9559 * mips-tdump.c (fatal, fancy_abort, main): Add extern prototypes.
9561 * recog.c (offsettable_address_p): Prototype function pointer.
9562 (preprocess_constraints): Call memset, not bzero.
9564 * tree.c (tree_node_kind_names): Constify a char*. Make static.
9565 (gcc_obstack_init): Don't declare.
9566 (fix_sizetype): Add static prototype.
9567 (gcc_obstack_init): Use prototype casts in call to _obstack_begin.
9568 (tree_cons): Call memset, not bzero.
9570 * varasm.c (remove_from_pending_weak_list): Wrap declaration and
9571 definition in macro ASM_WEAKEN_LABEL.
9572 (mark_const_hash_entry): Add static prototype.
9574 Tue Sep 14 12:22:50 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9576 * c-lex.c (handle_generic_pragma): Remove unused variable `c'.
9578 * unroll.c (find_common_reg_term, subtract_reg_term,
9579 loop_find_equiv_value): Add static prototypes.
9580 (unroll_loop): Wrap variable `prev' in macro HAVE_cc0.
9581 (copy_loop_body): Remove unreachable break statement.
9583 * sparc.c (sparc_va_arg): Remove unused variable `tmp'.
9585 * sparc.h (sparc_va_start, sparc_va_arg): Add extern prototypes.
9587 Tue Sep 14 15:28:00 1999 Bernd Schmidt <bernds@cygnus.co.uk>
9589 Undo some changes from the gcc2 merge:
9590 * rtl.def (CONSTANT_P_RTX): Fix the comment for this rtx code.
9591 * emit-rtl.c (gen_rtx_REG): Don't test special reg rtx's for null
9595 Sat Oct 3 07:20:28 1998 Stephen L Moshier <moshier@world.std.com>
9596 * emit-rtl.c (gen_lowpart_common): Disable optimization of
9597 initialized float-int union if the value is a NaN.
9599 Tue Sep 14 04:03:44 1999 Mumit Khan <khan@xraylith.wisc.edu>
9601 * gthr-win32.h: New file.
9603 * i386/winnt.c (i386_pe_valid_decl_attribute_p): Recognize
9604 shared as a valid attribute.
9605 * i386/cygwin.h (ASM_OUTPUT_SECTION): Handle shared attribute.
9606 * extend.texi: Document `shared' variable attribute.
9608 Tue Sep 14 04:01:46 1999 Loren Rittle <ljrittle@acm.org>
9610 * configure.in: Handle --enable-threads on FreeBSD.
9611 * configure: Rebuit.
9613 Tue Sep 14 03:58:44 1999 Andreas Jaeger <aj@arthur.rhein-neckar.de>
9615 * configure.in: Add crtbeginS.o, crtendS.o for mips-linux; add
9617 * configure: Rebuilt.
9619 Tue Sep 14 03:47:23 1999 Joel Sherrill <joel@OARcorp.com>
9620 Charles-Antoine Gauthier <charles.gauthier@iit.nrc.ca>
9621 Rosimildo DaSilva <rdasilva@connecttel.com>
9623 * configure.in (m68k-*-rtemscoff*): Added.
9624 * configure.in (mips64orion-*-rtems*): Converted to ELF.
9625 * configure.in (sparc-*-rtemsaout*): Added as alias for old
9626 sparc-rtems configuration.
9627 * configure.in (sparc-*-rtemself*): Added.
9628 * configure.in (sparc-*-rtems*): Now ELF not a.out.
9629 * config/i386/rtems.h: Added comment.
9630 * config/sparc/rtemself.h: New file.
9632 * configure.in (m68k-rtemself): Added.
9633 * config/elfos.h: Added ifndef wrapper for DWARF2_DEBUGGING_INFO
9634 and DWARF_DEBUGGING_INFO.
9635 * config/m68k/crti.s: New file.
9636 * config/m68k/crtn.s: New file.
9637 * config/m68k/t-crtstuff: New file.
9638 * config/m68k/rtemself.h: New file.
9640 * configure.in (i[[34567]]86-*-rtemself*): Now uses crtstuff for
9641 global ctor/dtor and C++ exception handling.
9642 * config/i386/rtemself.h: Now uses crtstuff (crti.o + crtbegin.o)
9643 for STARTFILE_SPEC and crtstuff (crtend.o + crtn.o) for
9645 * config/i386/t-rtems-i386: New File.
9647 Tue Sep 14 09:47:41 1999 Andreas Schwab <schwab@suse.de>
9649 * stmt.c (expand_end_case): Return right away if the case stack is
9652 Tue Sep 14 01:47:19 1999 Jeffrey A Law (law@cygnus.com)
9654 * Makefile.in (version.c): Remove rule incorrectly brought in from
9657 Tue Sep 14 01:42:27 1999 Marc Espie <espie@cvs.openbsd.org>
9659 * Makefile.in: Prepend $(SHELL) to move-if-change calls.
9660 * msdos/top.sed: Take into account a prepended $(SHELL) to
9662 * winnt/config-nt.sed: Likewise. Kill bogus substitution.
9664 * objc/Make-lang.in: Prepend $(SHELL) to move-if-change calls.
9666 Tue Sep 14 01:38:52 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
9668 * regmove.c (fixup_match_1): Don't change an unchanging register.
9669 (stable_but_for_p): Renamed to:
9670 (stable_and_no_regs_but_for_p). Reject unchanging registers too.
9671 Changed all callers.
9673 Tue Sep 14 01:33:15 1999 Andreas Schwab <schwab@suse.de>
9675 * loop.c (strength_reduce): Don't call reg_used_between_p if the
9676 insn from BL2 is after the insn from BL.
9678 Mon Sep 13 21:06:01 1999 Richard Henderson <rth@cygnus.com>
9680 * recog.h (INSN_OUTPUT_FORMAT_*): New.
9681 (struct insn_data): Merge `template' and `outfun' into `output'.
9682 Add `output_format'.
9683 * genoutput.c (INSN_OUTPUT_FORMAT_*): New.
9684 (struct data): Remove `outfun'; add `output_format'.
9685 (name_for_index): Remove declaration.
9686 (output_insn_data): Handle output formats.
9687 (process_template): Emit the bare array for @.
9688 (gen_expand, gen_split): Set output_format to NONE.
9689 * output.h (get_insn_template): Declare.
9690 * final.c (get_insn_template): New.
9691 (final_scan_insn): Use it.
9692 * toplev.c (compile_file): Likewise.
9694 * c4x/c4x.c (c4x_process_after_reload): Likewise.
9695 * i860/i860.c (output_delayed_branch): Likewise.
9696 (output_delay_insn): Likewise.
9698 1999-09-13 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
9700 * rtl.c (obstack_alloc_rtx): Removed.
9702 1999-09-13 17:03 -0700 Zack Weinberg <zack@bitmover.com>
9704 * config/gmicro/gmicro.md: Disable move DF->DI anonymous pattern.
9706 Mon Sep 13 15:21:46 1999 Richard Henderson <rth@cygnus.com>
9708 * i386.c (call_insn_operand): Reject const_int.
9709 (expander_call_insn_operand): Use call_insn_operand.
9711 Mon Sep 13 17:44:28 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9713 * gcc.c (getrusage): Wrap prototype arguments in PROTO().
9715 1999-09-13 12:18 -0700 Zack Weinberg <zack@bitmover.com>
9717 * config/i370/i370.md (mulsi, divsi, modsi anonymous insns):
9718 Use DImode operation.
9720 1999-09-13 12:13 -0700 Zack Weinberg <zack@bitmover.com>
9722 * gcc.c: Include sys/resource.h.
9723 (report_times): New flag.
9724 (execute): If report_times is set, calculate and report the
9725 CPU time consumed by each subprocess.
9727 (rus, prus): New globals.
9728 (option_map): Add --time.
9729 (display_help): Document -time.
9730 (process_command): Set report_times if -time is given.
9731 Turn off -pipe if -time is given.
9733 * invoke.texi: Document new option -time.
9735 * configure.in: Check for getrusage. Check if we have to
9736 prototype getrusage.
9737 * acconfig.h: Add NEED_DECLARATION_GETRUSAGE.
9738 * configure: Regenerate.
9739 * config.in: Regenerate.
9741 Mon Sep 13 12:57:06 1999 Dave Brolley <brolley@cygnus.com>
9743 * cppinit.c (append_include_chain): Initialize 'next' and 'alloc'
9746 Mon Sep 13 10:01:33 1999 Nick Clifton <nickc@cygnus.com>
9748 * config/fp-bit.c: Define L_thenan_sf or L_thenan_df (as
9749 appropriate) if FINE_GRAINED_LIBRARIES is not defined.
9750 (nan): Return _thenan_sf or _thenan_df as appropriate.
9751 (L_thenan_sf): Define _thenan_sf.
9752 (L_thenan_df): Define _thenan_df.
9754 * Makefile.in (FPBIT_FUNCS): Add _thenan_sf.
9755 (DPBIT_FUNCS): Add _thenan_df.
9757 Mon Sep 13 09:38:53 1999 Andreas Schwab <schwab@suse.de>
9759 * tree.c (fix_sizetype): Exchange the types for TYPE_SIZE and
9762 Sun Sep 12 23:28:20 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9764 * Makefile.in (gcc.o, gccspec.o, cppspec.o): Depend on gcc.h.
9767 (lang_specific_driver): Don't take a function pointer parameter.
9768 All callers changed.
9770 * gcc.c: Include gcc.h.
9771 (do_spec, fancy_abort,lang_specific_driver,lang_specific_pre_link,
9772 lang_specific_extra_outfiles, fatal): Don't declare.
9773 (multilib_defaults_raw): Constify.
9774 (read_specs): Call memset, rather than bzero.
9775 (main): Call return, not exit.
9776 (lookup_compiler): Call memcpy, not bcopy.
9777 (fatal): Make extern.
9779 * cppspec.c: Include gcc.h.
9780 (lang_specific_driver): Initialize variable `quote'. Constify a
9781 char*. All calls to the function pointer parameter now
9782 explicitly call `fatal'.
9784 * gccspec.c (lang_specific_driver): Include gcc.h.
9786 Sun Sep 12 19:52:10 1999 Richard Earnshaw <rearnsha@arm.com>
9788 * arm.c (note_invalid_constants): Use recog_data.operand_type
9791 Sun Sep 12 15:53:20 1999 Bernd Schmidt <bernds@cygnus.co.uk>
9793 * tree.h (build_common_tree_nodes, build_common_tree_nodes_2):
9796 * reload.h (reload_in, reload_out, reload_in_reg, reload_out_reg,
9797 reload_reg_class, reload_inmode, reload_outmode, reload_optional,
9798 reload_nongroup, reload_inc, reload_opnum, reload_secondary_p,
9799 reload_secondary_in_reload, reload_secondary_out_reload,
9800 reload_secondary_in_icode, reload_secondary_out_icode,
9801 reload_reg_rtx, reload_when_needed): Delete declarations.
9802 (struct reload): New structure.
9803 (rld): Declare new array.
9804 * reload.c (reload_in, reload_out, reload_in_reg, reload_out_reg,
9805 reload_reg_class, reload_inmode, reload_outmode, reload_optional,
9806 reload_nongroup, reload_inc, reload_opnum, reload_secondary_p,
9807 reload_secondary_in_reload, reload_secondary_out_reload,
9808 reload_secondary_in_icode, reload_secondary_out_icode,
9809 reload_reg_rtx, reload_when_needed): Delete definitions.
9811 (whole file): Replace uses of the deleted arrays with uses of rld.
9812 * reload1.c (whole file): Replace uses of the deleted arrays with
9814 (choose_reload_regs): Copy in/out of save_reload_reg_rtx with
9815 explicit loops, not with bcopy.
9817 Sun Sep 12 05:00:24 1999 Richard Henderson <rth@cygnus.com>
9819 * recog.h (insn_template, insn_outfun, insn_n_operands, insn_n_dups,
9820 insn_n_alternatives, insn_operand_constraint, insn_operand_address_p,
9821 insn_operand_mode, insn_operand_strict_low, insn_operand_predicate,
9822 insn_name): Delete and consolidate into new structures.
9823 (insn_operand_predicate_fn): New.
9824 (insn_output_fn): New.
9826 (struct insn_operand_data): New.
9827 (struct insn_data): New.
9829 (OUT_FCN): Update for insn_data change.
9830 * builtins.c (expand_builtin_strlen): Likewise.
9831 (expand_builtin_memcmp): Likewise.
9832 * combine.c (make_extraction, simplify_comparison): Likewise.
9833 * cse.c (canon_reg, cse_insn): Likewise.
9834 * explow.c (allocate_dynamic_stack_space, probe_stack_range): Likewise.
9835 * expmed.c (store_bit_field, extract_bit_field): Likewise.
9836 (emit_store_flag): Likewise.
9837 * expr.c (convert_move, emit_block_move): Likewise.
9838 (clear_storage, emit_push_insn, expand_increment): Likewise.
9839 (do_store_flag): Likewise.
9840 * expr.h (GEN_FCN): Likewise.
9841 (insn_gen_function): Die.
9842 * final.c (final_scan_insn): Update for insn_data change.
9843 (output_asm_name): Likewise.
9844 * function.c (fixup_var_refs_1): Likewise.
9845 * loop.c (check_dbra_loop): Likewise.
9846 * optabs.c (expand_binop, expand_twoval_binop): Likewise.
9847 (expand_unop, expand_complex_abs, emit_unop_insn): Likewise.
9848 (prepare_cmp_insn, prepare_operand, emit_indirect_jump): Likewise.
9849 (emit_conditional_move, gen_add2_insn, gen_sub2_insn): Likewise.
9850 * recog.c (validate_replace_rtx_1, extract_insn): Likewise.
9851 * regmove.c (gen_add3_insn): Likewise.
9852 * reload.c (push_secondary_reload, combine_reloads): Likewise.
9853 (find_reloads, find_reloads_address_1): Likewise.
9854 (debug_reload_to_stream): Likewise.
9855 * reload1.c (emit_reload_insns, gen_reload): Likewise.
9856 * stmt.c (expand_end_case): Likewise.
9857 * toplev.c (compile_file): Likewise.
9859 * c4x/c4x.c (c4x_process_after_reload): Likewise.
9860 * i860/i860.c (output_delayed_branch, output_delay_insn): Likewise.
9862 * print-rtl.c (insn_name_ptr): Remove declaration.
9863 (get_insn_name): Declare.
9864 (print_rtx): Use it.
9865 * genoutput.c (insn_name_ptr): Remove.
9866 (next_operand_number): New.
9867 (struct operand_data): New.
9868 (null_operand, odata, odata_end): New.
9869 (struct data): Use struct operand_data.
9870 (idata, idata_end): Renamed from insn_data and end_of_insn_data.
9871 (get_insn_name): Renamed from name_for_index.
9872 (output_prologue): Define NO_MD_PROTOTYPES.
9873 (output_predicate_decls): Break out from output_epilogue.
9874 Iterate over the operands list.
9875 (output_operand_data): Break out from output_epilogue. Emit
9876 just the operands list.
9877 (output_insn_data): Break out from output_epilogue. Emit just
9879 (output_epilogue): Remove.
9880 (output_get_insn_name): New.
9881 (constraints, op_n_alternatives, predicates, address_p): Die.
9882 (modes, strict_low, seen): Die.
9883 (scan_operands): Take new param `d' instead of writing to
9884 seven global variables.
9885 (compare_operands): New.
9886 (place_operands): New.
9887 (validate_insn_alternatives): Update for struct data change.
9888 (gen_insn): Don't zero or copy 7 global arrays. Update for
9889 scan_operands; call place_operands.
9890 (gen_peephole, gen_expand, gen_split): Likewise.
9891 (main): Update for new output routines.
9893 * genattr.c (insn_name_ptr): Remove.
9894 (get_insn_name): New function.
9895 * genattrtab.c, gencodes.c, genconfig.c, genemit.c: Likewise.
9896 * genextract.c, genflags.c, genopinit.c, genpeep.c: Likewise.
9897 * genrecog.c: Likewise.
9899 * alpha.md (adddi3): Make `pattern' array static.
9901 Sun Sep 12 22:05:21 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
9903 * config/c4x/c4x.h (c4x_rpts_cycles_string,
9904 c4x_cpu_version_string): Constify char *.
9905 * config/c4x/c4x.c (c4x_rpts_cycles_string,
9906 c4x_cpu_version_string): Likewise.
9908 Sat Sep 11 23:28:33 1999 Richard Henderson <rth@cygnus.com>
9910 * tree.c (save_tree_status): Revert 10 Sep change.
9911 (restore_tree_status): Likewise. Call obstack_free with NULL
9912 before freeing the obstack proper.
9914 Sat Sep 11 23:23:46 1999 Richard Henderson <rth@cygnus.com>
9916 * cse.c (cse_main): If gc'ing, collect around cse_basic_block.
9918 * ggc-simple.c (ggc_pop_context): Fold outstanding bytes into
9919 surrounding context.
9921 Sat Sep 11 19:52:43 1999 Mark Mitchell <mark@codesourcery.com>
9923 * tree.c (type_hash_canon): Put all types in the hash-table, when
9926 Sat Sep 11 18:37:04 1999 Richard Henderson <rth@cygnus.com>
9928 * recog.h (struct recog_data, recog_data): New.
9929 (recog_foo variables): Kill.
9930 * recog.c (recog_operand, recog_operand_loc): Kill.
9931 (recog_dup_loc, recog_dup_num, recog_n_operands): Kill.
9932 (recog_n_dups, recog_n_alternatives, recog_operand_mode): Kill.
9933 (recog_constraints, recog_op_type, recog_operand_address_p): Kill.
9934 (recog_data): Define.
9935 (extract_insn): Update all recog_foo references to use recog_data.
9936 (preprocess_constraints, constrain_operands): Likewise.
9937 * final.c (final_scan_insn, cleanup_subreg_operands): Likewise.
9938 * genattrtab.c (main): Likewise.
9939 * genextract.c (main): Likewise.
9940 * genoutput.c: Likewise.
9941 * genrecog.c (write_subroutine, main): Likewise.
9942 * local-alloc.c (block_alloc): Likewise.
9943 * reg-stack.c (record_asm_reg_life, subst_asm_stack_regs): Likewise.
9944 * regclass.c (scan_one_insn, record_reg_classes): Likewise.
9945 * regmove.c (regmove_optimize, find_matches, fixup_match_1): Likewise.
9946 * reload.c (find_reloads, find_reloads_toplev): Likewise.
9947 * reload1.c (maybe_fix_stack_asms, eliminate_regs_in_insn): Likewise.
9948 (reload_cse_simplify_operands): Likewise.
9950 * arc/arc.c (arc_final_prescan_insn): Likewise.
9951 * arm/arm.c (note_invalid_constants, arm_final_prescan_insn): Likewise.
9952 * h8300/h8300.c (notice_update_cc): Likewise.
9953 * i386/i386.c (ix86_attr_length_default, ix86_agi_dependant): Likewise.
9954 * i860/i860.c (output_delayed_branch, output_delay_insn): Likewise.
9955 * mn10200/mn10200.c (notice_update_cc): Likewise.
9956 * mn10300/mn10300.c (notice_update_cc): Likewise.
9957 * romp/romp.c (update_cc): Likewise.
9958 * sparc/sparc.c (check_pic): Likewise.
9959 * v850/v850.c (notice_update_cc): Likewise.
9961 * genemit.c (main): Don't declare recog_operand.
9963 Sat Sep 11 12:41:55 1999 Alex Samuel <samuel@codesourcery.com>
9965 * ggc.h (rtvec_def): Forward declare.
9966 (tree_node): Likewise.
9969 (ggc_set_mark_rtx): Add prototype.
9970 (ggc_set_mark_rtvec): Likewise.
9971 (ggc_set_mark_tree): Likewise.
9972 * ggc-simple.c (ggc_root): Don't define.
9973 (roots): Don't declare.
9974 (ggc_mark_rtx): Remove.
9975 (ggc_mark_rtvec): Likewise.
9976 (ggc_mark_tree): Likewise.
9977 (ggc_mark_varray): Likewise.
9978 (ggc_mark_tree_hash_table_entry): Likewise.
9979 (ggc_mark_tree_hash_table): Likewise.
9980 (ggc_set_mart_rtx): New function.
9981 (ggc_set_mark_rtvec): Likewise.
9982 (ggc_set_mark_tree): Likewise.
9983 (ggc_add_root): Remove.
9984 (ggc_add_rtx_root): Likewise.
9985 (ggc_remove_tree_root): Likewise.
9986 (ggc_add_string_root): Likewise.
9987 (ggc_add_tree_varray_root): Likewise.
9988 (ggc_add_tree_hash_table_root): Likewise.
9989 (ggc_del_root): Likewise.
9990 (ggc_mark_rtx_ptr): Likewise.
9991 (ggc_mark_tree_ptr): Likewise.
9992 (ggc_mark_string_ptr): Likewise.
9993 (ggc_mark_tree_varray_ptr): Likewise.
9994 (ggc_mark_tree_hash_table_ptr): Likewise.
9995 * ggc-common.c: New file.
9996 * Makefile.in (OBJS): Add ggc-common.o.
9997 (ggc-common.o): List dependencies.
9999 1999-09-10 22:37 -0700 Zack Weinberg <zack@bitmover.com>
10001 * cppalloc.c (xstrdup): Use memcpy.
10002 * cpperror.c (cpp_print_containing_files): Don't use
10004 * cpplib.c (conditional_skip): Set temp->lineno.
10005 (do_endif): Make error message less obscure.
10006 (if_directive_name): New function.
10007 (cpp_get_token [case EOF]): Unwind the if stack and generate
10008 error messages for each unterminated conditional in this file.
10009 (parse_string): Do not behave differently if -traditional.
10011 Fri Sep 10 14:04:07 1999 Richard Henderson <rth@cygnus.com>
10013 * builtins.c (expand_builtin_va_arg): Cope with an array-type
10014 va_list decomposing to pointer-type.
10015 * rs6000.c (rs6000_va_start) Unwrap the ARRAY_TYPE to get at fields.
10016 (rs6000_va_arg): Likewise.
10018 Fri Sep 10 13:21:21 1999 Jim Wilson <wilson@cygnus.com>
10020 * except.c (start_dynamic_handler): Compute size using
10021 STACK_SAVEAREA_MODE.
10023 Fri Sep 10 16:01:23 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10025 * protoize.c: Remove various __STDC__ and POSIX hacks. Don't
10026 include directory headers. Don't define strrchr. Don't provide
10027 my_* replacement functions. Prefer PTR over `pointer_type'.
10028 Don't prototype system functions. Don't redefine getopt.
10030 (shortpath, fancy_abort, notice, savestring, dupnstr, substr,
10031 safe_read, safe_write, save_pointers, restore_pointers,
10032 is_id_char, in_system_include_dir, directory_specified_p,
10033 file_excluded_p, unexpand_if_needed, abspath, check_aux_info,
10034 find_corresponding_lparen, referenced_file_is_newer,
10035 save_def_or_dec, munge_compile_params, gen_aux_info_file,
10036 process_aux_info_file, identify_lineno, check_source,
10037 seek_to_line, forward_to_next_token_char, output_bytes,
10038 output_string, output_up_to, other_variable_style_function,
10039 find_rightmost_formals_list, do_cleaning, careful_find_l_paren,
10040 do_processing, is_syscalls_file, rename_c_file, find_extern_def,
10041 find_static_definition, connect_defs_and_decs, add_local_decl,
10042 add_global_decls, needs_to_be_converted, visit_each_hash_node,
10043 add_symbol, lookup, free_def_dec, find_file, reverse_def_dec_list,
10044 edit_fn_declaration, edit_formals_lists, edit_fn_definition,
10045 scan_for_missed_items, edit_file, string_list_cons): Add static
10047 (standard_exec_prefix, target_machine, target_version,
10048 default_syscalls_dir, string_list, string_list_cons, find_file,
10049 do_cleaning): Constify a char*.
10050 (safe_read, safe_write): Use PTR, not a char*.
10051 (is_id_char): Take an int, not a char.
10052 (main): Add prototype. Call return, not exit.
10054 Fri Sep 10 16:48:26 1999 Andrew Haley <aph@cygnus.com>
10056 * tree.c (type_hash_lookup): Check for equal TYPE_ALIGN fields
10057 when comparing types.
10059 Fri Sep 10 08:43:32 1999 Richard Henderson <rth@cygnus.com>
10061 * loop.c (basic_induction_var): Typo NULL_RTX -> NULL.
10062 (strength_reduce): Release the varrays from the no-bivs early exit.
10064 * reload1.c (order_regs_for_reload): Init hard_reg_n_uses before
10065 the loop over the registers.
10067 * tree.c (save_tree_status): Set maybepermanent_firstobj NULL
10069 (restore_tree_status): Check that instead when freeing the obstack.
10071 Wed Sep 8 16:12:04 1999 Andrew Haley <aph@cygnus.com>
10073 * alias.c (rtx_equal_for_memref_p): Allow CONST_DOUBLEs to be used
10076 Fri Sep 10 11:58:55 1999 Bernd Schmidt <bernds@cygnus.co.uk>
10078 * i386.md (ashlqi3): For NON_QI_REG_P regs, use sall. Fix some
10079 operand size modifiers.
10081 Fri Sep 10 10:32:32 1999 Bernd Schmidt <bernds@cygnus.co.uk>
10083 * c-common.c (c_common_nodes_and_builtins): Don't build
10085 * c-common.h (enum c_tree_index and related accesor macros): Remove
10086 everything now declared in tree.h.
10087 * c-decl.c (CHAR_TYPE_SIZE, SHORT_TYPE_SIZE, INT_TYPE_SIZE,
10088 LONG_TYPE_SIZE, LONG_LONG_TYPE_SIZE, WCHAR_UNSIGNED, FLOAT_TYPE_SIZE,
10089 DOUBLE_TYPE_SIZE, LONG_DOUBLE_TYPE_SIZE): Don't provide defaults.
10090 (error_mark_node, void_type_node, char_type_node, integer_type_node,
10091 unsigned_type_node, ptr_type_node, va_list_type_node,
10092 integer_zero_node, null_pointer_node, integer_one_node): Delete.
10093 (init_decl_processing): Call build_common_tree_nodes and
10094 build_common_tree_nodes_2 instead of building their nodes here.
10095 Don't add roots for these nodes.
10096 * stor-layout.c (size_zero_node, size_one_node): Delete.
10097 (set_sizetype): Make a new node for bitsizetype each time.
10098 * tree.c (global_trees): New variable.
10099 (init_obstacks): Add a gc root for it.
10100 (CHAR_TYPE_SIZE, SHORT_TYPE_SIZE, INT_TYPE_SIZE,
10101 LONG_TYPE_SIZE, LONG_LONG_TYPE_SIZE, FLOAT_TYPE_SIZE,
10102 DOUBLE_TYPE_SIZE, LONG_DOUBLE_TYPE_SIZE): Provide defaults.
10103 (build_common_tree_nodes): New function.
10104 (fix_sizetype): New function.
10105 (build_common_tree_nodes_2): New function.
10106 * tree.h (enum tree_index): New.
10107 (global_trees): Declare.
10108 Add accessor macros for all nodes now moved to global_trees.
10109 Delete their declarations.
10111 Thu Sep 9 20:15:46 1999 Richard Henderson <rth@cygnus.com>
10113 * c-decl.c (finish_function): When processing a nested function,
10114 push and pop GC context around rest_of_compilation.
10116 Thu Sep 9 16:42:06 1999 Richard Henderson <rth@cygnus.com>
10118 * i386.c (override_options): Remove ppro, pentium2, and p2 as aliases.
10119 Default ix86_arch to PROCESSOR_I386.
10120 * i386.h (CC1_CPU_SPEC): Don't add -march=foo. Remove -mno-foo.
10121 (CPP_486_SPEC, CPP_586_SPEC, CPP_686_SPEC): Delete.
10122 (CPP_CPU_DEFAULT_SPEC): Define to __tune_foo__.
10123 (CC1_CPU_SPEC): Make -march=foo define __foo__, and provide
10124 __tune_foo__ if no -mcpu. Make -mcpu=bar define __tune_bar__.
10125 (EXTRA_SPECS): Remove deleted specs.
10127 Thu Sep 9 16:03:06 1999 Richard Henderson <rth@cygnus.com>
10129 * function.c (assign_stack_local_1): Allocate from
10130 function->x_frame_offset, not frame_offset.
10132 Thu Sep 9 14:36:31 1999 Mark Mitchell <mark@codesourcery.com>
10134 * ggc.h (lang_cleanup_tree): Remove.
10135 * gcc-simple.c (ggc_free_tree): Don't call lang_cleanup_tree.
10136 * ggc-callbacks.c (lang_cleanup_tree): Remove.
10138 * c-decl.c (finish_struct): Use ggc_alloc to allocate
10139 TYPE_LANG_SPECIFIC when garbage collecting.
10140 (lang_mark_tree): Mark TYPE_LANG_SPECIFIC.
10141 (lang_cleanup_tree): Remove.
10143 Thu Sep 9 14:23:02 1999 Jason Merrill <jason@yorick.cygnus.com>
10145 * defaults.h (EH_FRAME_SECTION, EH_FRAME_SECTION_ASM_OP): Define here.
10146 * crtstuff.c: Not here.
10147 * dwarf2out.c: Or here.
10148 * libgcc2.c (__do_global_ctors, __do_global_dtors): Handle EH frame
10151 Thu Sep 9 09:40:58 1999 Mark Mitchell <mark@codesourcery.com>
10153 * function.h (free_after_compilation): Remove decl parameter.
10154 (free_varasm_status0: Likewise.
10155 (free_emit_status): Likewise.
10156 (free_stmt_status): Likewise.
10157 (free_after_compilation): Likewise.
10158 (init_lang_status): New variable.
10159 (free_lang_status): Likewise.
10160 * emit-rtl.c (free_emit_status): Make decl parameter implicit.
10161 * function.c (init_lang_status): New variable.
10162 (free_lang_status): Likewise.
10163 (push_function_context_to): Don't set function::decl here.
10164 (free_after_copmilation): Make decl parameter implicit. Call
10165 free_lang_status if defined.
10166 (prepare_function_start): Call init_lang_status if defined.
10167 (init_function_start): Set function::decl here.
10168 * profile.c (output_func_start_profiler): Don't call pushdecl
10169 until we've actually started the function.
10170 * stmt.c (free_stmt_status): Make decl parameter implicit.
10171 * toplev.c (rest_of_compilation): Don't pass decl to
10172 free_after_compilation.
10173 * varasm.c (free_varasm_status): Likewise.
10175 Thu Sep 9 17:23:19 1999 Bernd Schmidt <bernds@cygnus.co.uk>
10177 * except.c (call_get_eh_context): Add root when allocating static
10180 Thu Sep 9 15:24:59 BST 1999 Richard Earnshaw <rearnsha@arm.com>
10182 * arm.c: Include "ggc.h".
10183 (arm_add_gc_roots): New function.
10184 (arm_override_options): Call it.
10185 (aof_pic_entry): Add a GC root for aof_pic_label when it's allocated.
10187 * arm.md (define_asm_attributes): Add a pool_range attribute.
10189 Thu Sep 9 12:32:57 BST 1999 Nathan Sidwell <nathan@acm.org>
10191 * extend.texi (Volatiles): New node.
10193 Thu Sep 9 03:37:31 1999 Richard Henderson <rth@cygnus.com>
10195 * ggc-simple.c (IS_MARKED, IGNORE_MARK): New.
10196 (GGC_ANY_MAGIC, GGC_ANY_MAGIC_MARK): New.
10197 (struct ggc_any): Replace `mark' with `magic_mark'.
10198 (ggc_alloc_string): Use memcpy, not bcopy.
10199 (ggc_alloc_any): Set magic_mark. Update bytes_alloced_since_gc.
10200 (ggc_free_{rtx,rtvec,tree,string}): Mark inline.
10201 (ggc_free_any): New.
10202 (ggc_mark_string): Use IGNORE_MARK. Calc back to struct gcc_string.
10203 (ggc_mark): Use IGNORE_MARK. Abort if magic doesn't match.
10204 (ggc_collect): Re-enable collection avoidance. Use GGC_ANY_MARK.
10205 Use IS_MARKED. Use ggc_free_any.
10207 1999-09-09 Scott Bambrough <scottb@netwinder.org>
10209 * config/arm/linux-elf.h: define NO_IMPLICIT_EXTERN_C
10211 Thu Sep 9 01:55:21 1999 Richard Henderson <rth@cygnus.com>
10213 * toplev.c (main): Always init_ggc.
10215 Wed Sep 8 23:53:22 1999 Richard Henderson <rth@cygnus.com>
10217 * except.c (find_all_handler_type_matches): Free the list if
10218 we found no matches.
10220 * combine.c (SUBST): Break out to a real function do_SUBST.
10221 (SUBST_INT): Likewise.
10222 * gcse.c (free_pre_mem): Free `temp_bitmap'.
10223 (pre_insert): Free `inserted'.
10224 * loop.c (basic_induction_var): Always set `location'.
10226 * function.c (expand_function_end): Add initial_trampoline as a root.
10227 * rtl.h (init_varasm_once): Declare.
10228 * toplev.c (compile_file): Call it.
10229 * ggc-simple.c (ggc_mark_string_ptr): New.
10230 (ggc_add_string_root): New.
10231 (ggc_collect): Disable collection avoidance temporarily.
10232 * ggc.h (ggc_add_string_root): Declare.
10233 * except.c (create_rethrow_ref): Use ggc_alloc_string.
10234 * optabs.c (init_libfuncs): Likewise.
10235 * varasm.c (named_section): Use ggc_alloc_string.
10236 (make_function_rtl): Likewise.
10237 (make_decl_rtl): Likewise.
10238 (assemble_static_space): Likewise.
10239 (assemble_trampoline_template): Likewise.
10240 (output_constant_def): Likewise.
10241 (force_const_mem): Likewise.
10242 (mark_const_hash_entry): New.
10243 (mark_pool_sym_hash_table): New.
10244 (mark_varasm_state): Use it.
10245 (init_varasm_once): New.
10247 * expr.h (init_one_libfunc): Declare.
10248 * optabs.c (init_one_libfunc): New.
10249 (init_optabs): Use it.
10250 * config/gofast.h: Likewise.
10251 * config/sparc/sol2.h (INIT_SUBTARGET_OPTABS): Likewise.
10252 * config/sparc/sparc.h (INIT_TARGET_OPTABS): Likewise.
10254 Thu Sep 9 13:46:06 1999 Geoffrey Keating <geoffk@cygnus.com>
10256 * Makefile.in (cppexp.o): Depend on cpphash.h.
10257 * cppexp.c (cpp_lex): Handle `defined (xxx)' for poisoned xxx.
10259 * cpphash.c (special_symbol): Handle plain `xxx' for poisoned xxx.
10260 * cpplib.c (do_define): Generalise to handle poisoned definitions,
10261 redefining poisoned identifiers, etc.
10262 (do_undef): Don't allow poisoned identifiers to be undefined.
10263 (do_pragma): Add #pragma poison.
10264 (do_xifdef): Handle `#ifdef xxx' for poisoned xxx.
10266 * cccp.c: Add T_POISON node type.
10267 (special_symbol): Handle `defined(xxx)' and plain `xxx' for
10269 (do_define): Generalise to handle poisoned definitions,
10270 redefining poisoned identifiers, etc.
10271 (do_undef): Don't allow poisoned identifiers to be undefined.
10272 (do_pragma): Add #pragma poison.
10273 (do_xifdef): Handle `#ifdef xxx' for poisoned xxx.
10275 * c-pragma.c (handle_pragma_token): Ignore #pragma poison.
10276 * c-pragma.h: Add ps_poison state. We now always have generic
10279 Wed Sep 8 20:30:42 1999 Mark Mitchell <mark@codesourcery.com>
10281 * ggc.h (ggc_alloc): New function.
10282 (ggc_mark): Likewise.
10283 * ggc-simple.c (ggc_any): New structure.
10284 (ggc_status): Add anys.
10285 (n_anys_collected): New variable.
10286 (ggc_alloc): Define.
10287 (ggc_mark): Likewise.
10288 (ggc_collect): Collect the anys.
10290 Wed Sep 8 20:15:14 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10292 * c-decl.c (mark_binding_level): Make static to match prototype.
10294 Wed Sep 8 16:41:27 1999 Richard Henderson <rth@cygnus.com>
10296 * flow.c (new_insn_dead_notes): Don't early out for preexisting regs.
10298 Wed Sep 8 16:07:52 1999 Richard Henderson <rth@cygnus.com>
10300 * gengenrtl.c (CONST_DOUBLE_FORMAT): Take the size REAL_ARITHMETIC
10301 will use into account. Expand the max width to 5.
10304 Wed Sep 8 16:01:14 1999 Richard Henderson <rth@cygnus.com>
10306 * ggc-simple.c (ggc_free_rtx): Poison the correct amount
10307 for the rtx length.
10309 Wed Sep 8 15:23:54 1999 Richard Henderson <rth@cygnus.com>
10311 * alpha.md (call value patterns): Remove the result predicates.
10313 Wed Sep 8 13:35:38 1999 Richard Henderson <rth@cygnus.com>
10315 * Makefile.in (stmp-fixinc): Remove extraneous exit 1 from
10318 Wed Sep 8 15:32:16 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10320 * system.h (sbrk, malloc, calloc, realloc): Backup prototypes
10321 changed from extern char *, to extern PTR. Also fix typo in
10322 NEED_DECLARATION_REALLOC test.
10324 * mips-tdump.c (malloc, calloc, realloc): Don't prototype.
10326 Wed Sep 8 11:40:47 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10328 * gansidecl.h (__attribute__, ATTRIBUTE_UNUSED_LABEL,
10329 ATTRIBUTE_UNUSED, ATTRIBUTE_NORETURN, ATTRIBUTE_PRINTF,
10330 ATTRIBUTE_PRINTF_1, ATTRIBUTE_PRINTF_2, ATTRIBUTE_PRINTF_3,
10331 ATTRIBUTE_PRINTF_4, ATTRIBUTE_PRINTF_5, GENERIC_PTR): Delete.
10333 * c-decl.c (field_decl_cmp): Use PTR instead of GENERIC_PTR.
10335 * cccp.c (pcfinclude): Likewise.
10337 * global.c (allocno_compare): Likewise.
10339 * haifa-sched.c (rank_for_schedule): Likewise.
10341 * local-alloc.c (qty_sugg_compare_1, qty_compare_1): Likewise.
10343 * reload1.c (hard_reg_use_compare, reload_reg_class_lower): Likewise.
10345 * stupid.c (stupid_reg_compare): Likewise.
10347 * tree.c (_obstack_allocated_p): Likewise.
10349 * varray.h (varray_data_tag, VARRAY_GENERIC_PTR_INIT): Likewise.
10351 1999-09-08 Bruce Korb autogen@linuxbox.com
10353 * gcc/ch/Makefile.in: Give the hapless gperf user a hint about
10354 why "gperf -F" fails.
10355 * gcc/cp/Makefile.in: ditto
10356 * gcc/Makefile.in: ditto
10357 * gcc/java/Makefile.in: ditto
10359 Wed Sep 8 04:43:22 1999 Richard Henderson <rth@cygnus.com>
10361 * lists.c: Include ggc.h.
10363 (init_EXPR_INSN_LIST_cache): Install it.
10365 * ggc-simple.c (init_ggc): Absorb the old init.
10366 (ggc_push_context): Use xcalloc.
10367 (ggc_alloc_rtx, ggc_alloc_rtvec, ggc_alloc_tree): Likewise.
10368 (ggc_collect): Add [rvts] tags to the collection stats.
10370 Wed Sep 8 11:14:25 1999 Andreas Schwab <schwab@suse.de>
10372 * cccp.c (main): Fix handling of -include and -imacros options.
10374 Wed Sep 8 02:23:08 1999 Jeffrey A Law (law@cygnus.com)
10376 * cpplib.c (cpp_push_buffer): Fix order of arguments.
10378 Wed Sep 8 04:44:09 1999 Alexandre Oliva <oliva@dcc.unicamp.br>
10380 * rtl.h (obstack_alloc_rtx): Removed, it's now static in
10383 Wed Sep 8 00:33:43 1999 Alasdair Baird <alasdair@wildcat.demon.co.uk>
10385 * flow.c (insn_dead_p): Use XEXP rather than SUBREG_REG.
10386 * haifa-sched.c (sched_analyze_1): Use XEXP rather than SUBREG_REG
10387 and SET_DEST. Update comment.
10389 Wed Sep 8 18:55:17 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
10391 * config/c4x/c4x.c: Include ggc.h.
10392 (c4x_add_gc_roots): New function.
10393 (c4x_override_options): Call c4x_add_gc_roots.
10395 Wed Sep 8 00:00:16 1999 Richard Henderson <rth@cygnus.com>
10397 * defaults.h (TARGET_ESC): Move ...
10398 * system.h: ... here, where Linas had it in the first place. Silly me.
10400 Tue Sep 7 23:46:35 1999 Linas Vepstas <linas@linas.org>
10402 * c-common.c: Use ISGRAPH, ISLOWER, toupper.
10403 * c-lex.c, cccp.c, cexp.c, cexp.y, cppexp.c, dwarf2out.c, genattr.c,
10404 genattrtab.c, genemit.c, genextract.c, genpeep.c, tree.c: Likewise.
10405 * system.h (IN_CTYPE_DOMAIN): Define to 1 if HOST_EBCDIC.
10406 * defaults.h (TARGET_ESC): Add default.
10408 Tue Sep 7 23:36:59 1999 Linas Vepstas <linas@linas.org>
10410 * configure.in: add i370-*-openedition, i370-*-mvs and
10411 i370-*-linux targets
10413 Tue Sep 7 23:31:53 1999 Mark Mitchell <mark@codesourcery.com>
10415 * dsp16xxx.c: Include ggc.h
10416 (override_options): Mark GC roots.
10417 * mn10200.c: Include ggc.h.
10418 (asm_file_start): Mark GC roots.
10419 * tahoe.c: Include ggc.h.
10420 (extensible_operand): Mark GC roots.
10422 Tue Sep 7 23:23:15 1999 Linas Vepstas <linas@linas.org>
10424 * README: Add section discussing status of ELF ABI.
10425 * i370.c: Fix misc spelling mistakes.
10426 (i370_label_scan): Updated notes, exception handling.
10427 (i370_function_prolog): Simplify ELF stack handling.
10428 * i370.h: (FIXED_REGISTERS): Free up r12 for ELF.
10429 (STACK_GROWS_DOWNWARD): ELF stack grows down.
10430 (ASM_DECLARE_FUNCTION_NAME): Fix crazy malloc size.
10431 * i370.md: (movdi): Add notes.
10432 (floatsidf2): Use stack not rtca for scratch float area.
10433 (iorsi3): Correct operand constraints.
10434 * x-oe: Restore TAROUTOPTS which are used by pax.
10436 Tue Sep 7 22:39:18 1999 Mark Mitchell <mark@codesourcery.com>
10438 * rs6000.c: Include ggc.h.
10439 (rs6000_add_gc_roots): New function.
10440 (override_options): Call it.
10442 Tue Sep 7 22:09:03 1999 Richard Henderson <rth@cygnus.com>
10444 * alpha.h (alpha_compare): New.
10445 (alpha_compare_op0, alpha_compare_op1, alpha_compare_fp_p): Remove.
10446 * alpha.c: Likewise for the definitions.
10447 (alpha_emit_conditional_branch): Update for alpha_compare.
10448 (alpha_emit_conditional_move): Likewise.
10449 * alpha.md (cmpdf, cmpdi): Likewise.
10450 (setcc patterns): Likewise. Zero alpha_compare after use.
10451 (sne): Optimize (x != 0) into (0U < x).
10453 Tue Sep 7 21:55:02 1999 Richard Henderson <rth@cygnus.com>
10455 * alpha.h (alpha_eh_epilogue_sp_ofs): Remove.
10456 (struct machine_function): Declare; add eh_epilogue_sp_ofs.
10457 (INIT_EXPANDERS): Remove.
10458 * alpha.c: Include ggc.h.
10459 (alpha_eh_epilogue_sp_ofs, alpha_return_addr_rtx): Remove.
10460 (alpha_init_machine_status, alpha_mark_machine_status): New.
10461 (override_options): Install them.
10462 (struct machine_function): Moved to alpha.h.
10463 (alpha_save_machine_status, alpha_restore_machine_status): Remove.
10464 (alpha_init_expanders): Remove.
10465 (alpha_return_addr): Adjust to use current_function->machine.
10466 (alpha_ra_ever_killed): Likewise.
10467 (alpha_expand_epilogue): Likewise.
10468 * alpha.md (eh_epilogue): Likewise.
10470 Wed Sep 8 14:34:42 1999 Ian Piumarta <piumarta@prof.inria.fr>
10471 Melissa O'Neill <oneill@cs.sfu.ca>
10472 Geoffrey Keating <geoffk@cygnus.com>
10474 * config/rs6000/rs6000.c (first_reg_to_save): Don't save fixed or
10475 call-used registers (call-saved registers must still be contiguous
10476 and end with r31, of course).
10478 Tue Sep 7 21:41:38 1999 Richard Henderson <rth@cygnus.com>
10480 * c-typeck.c (type_lists_compatible_p): Use simple_type_promotes_to.
10481 (self_promoting_type_p): Delete.
10482 (self_promoting_args_p): Move ...
10483 * c-common.c: ... here.
10484 (c_common_nodes_and_builtins): Initialize lang_type_promotes_to.
10485 (simple_type_promotes_to): New.
10486 * builtins.c (lang_type_promotes_to): New.
10487 (expand_builtin_va_arg): Use it to give diagnostic for illegal types.
10488 * c-tree.h (C_PROMOTING_INTEGER_TYPE_P): Move ...
10489 * c-common.h: ... here.
10490 (self_promoting_args_p, simple_type_promotes_to): Declare.
10491 * c-decl.c (duplicate_decls): Use simple_type_promotes_to.
10492 (grokdeclarator): Likewise.
10493 * tree.h (lang_type_promotes_to): Declare.
10495 Tue Sep 7 17:15:21 1999 Mark Mitchell <mark@codesourcery.com>
10497 Add some machine-dependent GC roots.
10498 * sparc.c: Include ggc.h.
10499 (sparc_add_gc_roots): New function.
10500 (mark_ultrasparc_pipeline_state): Likewise.
10501 (override_options): Call sparc_add_gc_roots.
10502 * pa.c: Include ggc.h.
10503 (pa_add_gc_roots): New function.
10504 (mark_deferred_plabels): Likewise.
10505 (override_options): Call pa_add_gc_roots.
10506 * mips.c: Include ggc.h.
10507 (mips_add_gc_roots): New function.
10508 (override_options): Use it.
10510 Tue Sep 7 11:39:41 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10512 * cpperror.c (cpp_file_line_for_message): Constify a char*.
10514 * cppexp.c (parse_number, parse_charconst, cpp_lex,
10515 cpp_parse_expr): Add static prototypes.
10516 (parse_charconst): Don't cast away const-ness.
10517 (token): Constify a char*.
10519 * cppfiles.c (file_name_list, include_hash, find_include_file,
10520 finclude, initialize_input_buffer): Constify a char*.
10521 (file_cleanup, find_position): Add static prototypes.
10523 * cpphash.c (macro_cleanup, macarg, timestamp, special_symbol,
10524 collect_expansion): Add static prototypes.
10525 (cpp_install, create_definition, monthnames): Constify a char*.
10527 * cpphash.h (cpp_install): Likewise.
10529 * cppinit.c (known_suffixes, default_include,
10530 dump_special_to_buffer, NAME, cpp_start_read, cpp_finish): Likewise.
10531 (base_name, dump_special_to_buffer, initialize_dependency_output):
10532 Add static prototypes.
10534 * cpplib.c (my_strerror): Constify a char*.
10535 (null_underflow, null_cleanup, skip_comment, copy_comment,
10536 copy_rest_of_line, handle_directive, pass_thru_directive,
10537 get_directive_token, read_line_number, cpp_print_file_and_line,
10538 v_cpp_error, v_cpp_warning, v_cpp_error_with_line,
10539 v_cpp_warning_with_line, detect_if_not_defined,
10540 consider_directive_while_skipping): Add static prototypes.
10541 (pass_thru_directive, check_macro_name, cpp_expand_to_buffer,
10542 cpp_pedwarn_with_file_and_line): Constify a char*.
10544 * cpplib.h (cpp_options, include_hash, progname, definition,
10545 cpp_pedwarn_with_file_and_line, cpp_expand_to_buffer,
10546 check_macro_name, cpp_pfatal_with_name, cpp_file_line_for_message,
10547 find_include_file, deps_output, include_hash): Constify a char*.
10549 * cppmain.c (progname): Constify.
10550 (main): Add prototype. Use return, not exit.
10552 * fix-header.c (fatal, add_symbols, lookup_std_proto, write_lbrac,
10553 recognized_macro, check_macro_names, read_scan_file, write_rbrac,
10554 inf_skip_spaces, inf_read_upto, inf_scan_ident, inf_scan_ident,
10555 check_protection): Add static prototype.
10557 (progname, recognized_macrom, recognized_extern): Constify a char*.
10558 (main): Add prototype.
10560 * gen-protos.c (progname): Constify a char*.
10562 Tue Sep 7 00:47:52 1999 Mark Mitchell <mark@codesourcery.com>
10564 * emit-rtl.c (free_emit_status): Take decl as a parameter.
10565 (init_emit_once): Add more GC roots.
10566 * except.c (mark_func_eh_entry): New function.
10567 (mark_eh_node): Mark false_label and rethrow_label.
10568 (init_eh): Add more GC roots.
10569 * function.c (free_after_compilation): Take decl as a paramter.
10570 Call free_stmt_status.
10571 (mark_function_state): Don't assume x_parm_reg_stack_loc is
10573 * function.h (free_after_compilation): Change prototype.
10574 (free_varasm_status): Likewise.
10575 (free_emit_status): Likewise.
10576 (free_stmt_status): New function.
10577 * ggc-simple.c (rtx, vecs, trees, strings, bytes_alloced_since_gc):
10578 Remove, replacing with ...
10579 (ggc_status): New structure.
10580 (ggc_chain): New variable.
10581 (init_gcc): Define.
10582 (ggc_push_context): New function.
10583 (ggc_pop_context): Likewise.
10584 (ggc_alloc_rtx): Adjust for use of ggc_chain.
10585 (ggc_alloc_rtvec): Likewise.
10586 (ggc_alloc_tree): Likewise.
10587 (ggc_alloc_string): Likewise.
10588 (ggc_mark_rtx): Mark NOTE_SOURCE_FILE and NOTE_RANGE_INFO.
10589 (ggc_mark_tree): Give language-dependent code a chance to mark
10591 (ggc_mark_tree_varray): Handle empty arrays.
10592 (ggc_collect): Adjust for use of ggc_chain. Clear
10593 bytes_alloced_since_last_gc.
10594 * ggc.h (ggc_pop_context): New function.
10595 (ggc_push_context): Likewise.
10596 * print-tree.c (print_node): Don't print obstacks when GC'ing.
10597 * stmt.c (free_stmt_status): New function.
10598 (init_stmt_for_function): Clear last_expr_value.
10599 * toplev.c (rest_of_compilation): Always call free_after_compilation.
10600 Conditionalize call to ggc_collect.
10601 (main): Call init_ggc.
10602 * tree.c (push_obstacks): Do the push, even when GC'ing.
10603 (push_obstacks_nochange): Likewise.
10604 (pop_obstacks): Liekwise.
10605 * varasm.c (free_varasm_status): Take decl as a parameter.
10607 Tue Sep 7 08:15:49 1999 Gavin Romig-Koch <gavin@cygnus.com>
10609 * config/mips/mips.h (MULTILIB_ENDIAN_DEFAULT) : New macro.
10610 (MULTILIB_ENDIAN_DEFAULT) : Use the new macro.
10611 * config/mips/elf64.h (MULTILIB_DEFAULTS) : Use the new macro.
10612 * config/mips/r3900.h (MULTILIB_DEFAULTS) : Use the new macro.
10614 Tue Sep 7 03:42:45 1999 Mark Klein (mklein@dis.com)
10616 * pa/x-pa-mpeix: New file for the MPE port.
10618 * pa/quadlib.asm: New file for long double support.
10620 * configure.in: Add hppa1.0-*-mpeix for MPE port.
10621 * configure: Rebuilt.
10623 Tue Sep 7 10:08:40 1999 Andreas Schwab <schwab@suse.de>
10625 * final.c (shorten_branches): Fix last change.
10627 Tue Sep 7 00:30:32 1999 Jeffrey A Law (law@cygnus.com)
10629 * pa.h (ASM_OUTPUT_DOUBLE_INT): Delete.
10631 Mon Sep 6 22:44:47 1999 Jeffrey A Law (law@cygnus.com)
10633 * Merge from gcc2 snapshot Jan 9, 1999. See FSFChangeLog for
10636 Mon Sep 6 22:31:28 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10638 * c-aux-info.c (concat): Don't define.
10640 * cccp.c (my_strerror): Likewise. All callers changed to use
10642 (do_include): Call xstrdup, not xmalloc/strcpy.
10643 (grow_outbuf): Don't check if xrealloc returns NULL, it can't.
10644 (xmalloc, xrealloc, xcalloc, xstrdup): Don't define.
10646 * collect2.c (my_strsignal): Likewise. All callers changed to use
10648 (locatelib): Call xstrdup, not xmalloc/strcpy.
10650 * 1750a.h (ASM_OUTPUT_INTERNAL_LABEL): Call xmalloc, not malloc.
10652 * dsp16xx.c (override_options): Call xstrdup, not xmalloc/strcpy.
10654 * i370.h (ASM_DECLARE_FUNCTION_NAME): Call xmalloc, not malloc.
10656 * mips.c (build_mips16_call_stub): Call xstrdup, not xmalloc/strcpy.
10658 * cppinit.c (cpp_options_init): Call xcalloc, not xmalloc/bzero.
10660 * dwarfout.c (dwarfout_init): Call concat, not xmalloc/strcpy/...
10662 * except.c (new_eh_region_entry): Call xmalloc/xrealloc, not
10664 (find_all_handler_type_matches): Likewise. Don't check return
10666 (get_new_handler, init_insn_eh_region, process_nestinfo): Call
10667 xmalloc, not malloc.
10668 (init_eh_nesting_info): Likewise. Call xcalloc, not xmalloc/bzero.
10670 * gcc.c (xstrerror, xmalloc, xrealloc): Don't define.
10671 (init_spec): Call xcalloc, not xmalloc/bzero.
10672 (set_spec): Call xstrdup, not save_string.
10673 (record_temp_file): Call xstrdup, not xmalloc/strcpy.
10674 (find_a_file): Call xstrdup, not xmalloc/strcpy.
10675 (process_command): Call xstrdup, not save_string.
10676 (main): Call xcalloc, not xmalloc/bzero.
10678 * gcov.c (xmalloc): Don't define.
10679 (create_program_flow_graph): Call xcalloc, not xmalloc/bzero.
10680 (scan_for_source_files): Call xstrdup, not xmalloc/strcpy.
10681 (output_data): Call xcalloc, not xmalloc/bzero.
10683 * haifa-sched.c (schedule_insns): Call xcalloc, not xmalloc/bzero.
10685 * mips-tdump.c (xmalloc): Don't define.
10686 (print_symbol): Call xmalloc, not malloc.
10687 (read_tfile): Call xcalloc, not calloc.
10689 * mips-tfile.c (xfree, my_strsignal, xmalloc, xcalloc, xrealloc):
10690 Don't define. All callers of xfree/my_strsignal changed to use
10691 free/strsignal instead.
10692 (allocate_cluster): Call xcalloc, not calloc.
10694 * objc/objc-act.c (lang_init): Call concat, not xmalloc/strcpy/...
10695 Fix memory leak, free allocated memory.
10697 * prefix.c (translate_name): Call xstrdup, not save_string.
10698 (update_path): Likewise.
10700 * profile.c (branch_prob): Call xstrdup, not xmalloc/strcpy.
10702 * protoize.c (xstrerror, xmalloc, xrealloc, xfree, savestring2):
10703 Don't define. Callers of xfree/savestring2 changed to use
10704 free/concat instead.
10706 * reload1.c (reload): Call xcalloc, not xmalloc/bzero.
10707 (init_elim_table): Likewise.
10709 * resource.c (init_resource_info): Likewise.
10711 * stupid.c (stupid_life_analysis): Likewise.
10713 * toplev.c (xmalloc, xcalloc, xrealloc, xstrdup): Don't define.
10714 (open_dump_file): Call concat, not xmalloc/strcpy/...
10715 (clean_dump_file): Likewise.
10716 (compile_file): Call xstrdup, not xmalloc/strcpy.
10718 Mon Sep 6 15:04:55 1999 Richard Henderson <rth@cygnus.com>
10720 * v850.h (EXPAND_BUILTIN_VA_ARG): New.
10721 * v850.c (v850_va_arg): New.
10723 Tue Sep 7 09:36:01 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
10725 * haifa-sched.c: Tidy comments.
10727 Mon Sep 6 14:30:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
10729 * Makefile.in (C_AND_OBJC_OBJS): Remove ggc-callbacks.o.
10730 (c-parse.o, c-decl.o, c-lang.o, c-lex.o, c-common.o,
10731 $(out_object_file)): Depend on ggc.h.
10732 * c-common.c: Include "ggc.h".
10733 (combine_strings): If doing GC, use ggc_alloc_string.
10734 * c-decl.c: Include "ggc.h".
10735 (ggc_p): Define with value 0.
10736 (mark_binding_level): New function.
10737 (init_decl_processing): Add GC roots.
10738 (mark_c_function_context): New function.
10739 (lang_mark_false_label_stack): New function.
10740 (lang_mark_tree): New function.
10741 (lang_cleanup_tree): New function.
10742 * c-lang.c: Include "ggc.h".
10743 (lang_init): Call c_parse_init.
10744 * c-lex.c: Include "ggc.h".
10745 (check_linenum): If doing GC, don't copy filenames to permanent
10747 * c-parse.in: Include "ggc.h".
10748 (c_parse_init): New function.
10749 * c-tree.h (c_parse_init, mark_c_function_context): Declare.
10750 * objc/Make-lang.in (objc-parse.o): Depend on ggc.h.
10752 * except.c (mark_eh_state): Mark more state.
10753 * function.c (mark_function_state): Likewise.
10754 * ggc-simple.c (ggc_alloc_rtvec): Bring in sync with non-gc version.
10755 (ggc_alloc_string) [GGC_DUMP]: Fix typo.
10756 * toplev.c (mark_file_stack): New function.
10757 (compile_file): If doing GC, use ggc_alloc_string on input filename.
10758 (main): Add root for input_file_stack.
10760 * i386.c: Include "ggc.h".
10761 (ix86_mark_machine_status): New function.
10762 (override_options): Set mark_machine_status.
10764 Mon Sep 6 15:26:23 1999 Bernd Schmidt <bernds@cygnus.co.uk>
10766 * tree.c (copy_node): Copy node contents also if doing GC.
10768 Mon Sep 6 08:42:06 1999 Alexandre Oliva <oliva@dcc.unicamp.br>
10770 * collect2.c (scan_libraries): Fix double-thinko :-).
10772 Mon Sep 6 02:42:36 1999 Jeffrey A Law (law@cygnus.com)
10774 * collect2.c (scan_libraries): Fix thinko.
10776 * cse.c (delete_trivially_dead_insns): Do not skip the last
10777 insn if it is a real insn.
10779 Sun Sep 5 18:57:42 1999 Mark Mitchell <mark@codesourcery.com>
10781 * Makefile.in (ggc-simple.o): Depend on hash.h.
10782 * ggc.h (ggc_add_tree_hash_table_root): Declare.
10783 (ggc_mark_tree_varray): Likewise.
10784 (ggc_mark_tree_hash_table): Likewise.
10785 * ggc-simple.c: Include hash.h.
10786 (ggc_mark_tree_hash_table_ptr): New function.
10787 (ggc_mark_tree_hash_table_entry): Likewise.
10788 (ggc_mark_tree_hash_table): Likewise.
10789 (ggc_add_tree_hash_table_root): Likewise.
10790 * varray.h (const_equiv_data): Use struct rtx_def *, rather than
10791 rtx, when defining fields.
10793 Sun Sep 5 18:57:42 1999 Bernd Schmidt <crux@pool.informatik.rwth-aachen.de>
10795 * profile.c (output_func_start_profiler): Remove apparently
10796 nonsensical call to start_sequence.
10798 Sun Sep 5 17:34:33 1999 Richard Henderson <rth@cygnus.com>
10800 * clipper/clipper.c (clipper_va_start): Fix typos.
10802 * pyr/pyr.c (pyr_build_va_list, pyr_va_start, pyr_va_arg): New stubs.
10803 * spur/spur.c (spur_build_va_list, spur_va_start): New stubs.
10804 (spur_va_arg): New stub.
10806 * configure.in: Comment out pyramid.
10808 Sun Sep 5 19:11:01 1999 Michael Meissner <meissner@cygnus.com>
10810 * i386.h (MASK_{DEBUG_{ADDR,ARG},INTEL_SYNTAX}): Move so these
10811 don't conflict with the bits that win32, cygwin, and dgux
10814 Sun Sep 5 09:31:56 1999 Richard Henderson <rth@cygnus.com>
10815 Bernd Schmidt <bernds@cygnus.co.uk>
10817 * integrate.c (function_cannot_inline_p): Do not inline
10818 functions with forced labels.
10820 Sun Sep 5 00:35:17 1999 Richard Henderson <rth@cygnus.com>
10821 Bernd Schmidt <bernds@cygnus.co.uk>
10822 Mark Mitchell <mark@codesourcery.com>
10824 * Makefile.in (ggc-simple.o): Depend on varray.h.
10825 (rtl.o): Depend on ggc.h.
10826 (genattrtab.o): Depend on ggc.h.
10827 (print-tree.o): Likewise.
10828 (fold-const.o): Likewise.
10829 * emit-rtl.c (sequence_element_free_list): Remove, and all references.
10830 (make_insn_raw): Don't cache insns when GC'ing.
10831 (emit_insn_before): Likewise.
10832 (emit_insn_after): Likewise.
10833 (emit_insn): Likewise.
10834 (start_sequence): Use xmalloc to allocate the sequence_stack.
10835 (end_sequence): Add free to free it.
10836 (gen_sequence): Don't cache insns when GC'ing.
10837 (clear_emit_caches): Don't use sequence_element_free_list.
10838 (init_emit): Use xcalloc, not xmalloc+bzero.
10839 * fold-const.c (size_int_wide): Kill the cache, when GC'ing.
10840 * function.c (pop_function_context_from): Use free to free the
10841 fixup_var_refs_queue.
10842 (put_reg_into_stack): Allocate it with xmalloc.
10843 * genattrtab.c: Include ggc.h.
10844 (operate_exp): Don't use obstack_free when GC'ing.
10845 (simplify_cond): Likewise.
10846 (simplify_text_exp): Likewise.
10847 (optimize_attrs): Likewise.
10848 * gengenrtl.c (gendef): Use ggc_alloc_rtx to allocate RTL, when
10850 (gencode): Generate a #include for ggc.h.
10851 * ggc-callbacks.c (ggc_p): Define it to zero.
10852 * ggc-none.c (ggc_p): Likewise.
10853 * ggc-simple.c: Include varray.h.
10854 (ggc_mark_tree_varray): New function.
10855 (ggc_add_tree_varray_root): Likewise.
10856 (ggc_mark_tree_varray_ptr): Likewise.
10857 * ggc.h (ggc_p): Declare.
10858 (varray_head_tag): Likewise.
10859 (ggc_add_tree_varray_root): Declare.
10860 * print-tree.c (print_node): Don't check for TREE_PERMANENT
10861 inconsistencies when GC'ing.
10862 * rtl.c: Include ggc.h.
10863 (rtvec_alloc): Use ggc_alloc_rtvec when GC'ing.
10864 (rtx_alloc): Use ggc_alloc_rtx when GC'ing.
10865 (rtx_free): Don't call obstack_free when GC'ing.
10866 * toplev.c (rest_of_compilation): Call ggc_collect after every
10868 * tree.c (push_obstacks): Do nothing, if GC'ing.
10869 (pop_obstacks_nochange): Likewise.
10870 (pop_obstacks): Likewise.
10871 (make_node): Use ggc_alloc_tree when GC'ing.
10872 (copy_node): Likewise.
10873 (get_identifier): Use ggc_alloc_string when GC'ing.
10874 (build_string): Likewise.
10875 (make_tree_vec): Use ggc_alloc_tree when GC'ing.
10876 (tree_cons): Likewise.
10877 (build1): Likewise.
10878 (type_hash_canon): Don't call obstack_free when GC'ing.
10880 Sat Sep 4 21:52:32 1999 Richard Henderson <rth@cygnus.com>
10882 * haifa-sched.c (schedule_block): Use next_nonnote_insn instead
10883 of NEXT_INSN when examining speculative insns for SCHED_GROUP_P.
10885 Sat Sep 4 20:40:19 1999 Richard Henderson <rth@cygnus.com>
10886 Bernd Schmidt <bernds@cygnus.co.uk>
10887 Mark Mitchell <mark@codesourcery.com>
10889 * Makefile.in (stor-layout.o): Depend on ggc.h.
10890 (expr.o): Depend on ggc.h.
10891 (profile.o): Depend on ggc.h.
10892 (stor-layout.o): Depend on ggc.h.
10893 * emit-rtl.c (init_emit_once): Add gc roots.
10894 * expr.c: Include ggc.h.
10895 (emit_block_move): Add gc roots.
10896 (clear_storage): Likewise.
10897 * expr.h (init_stor_layout_once): New function.
10898 * profile.c: Include ggc.h.
10899 (init_arc_profiler): profiler_label is a root.
10900 * scan.c (make_sstring_space): Trust xrealloc to function
10901 correctly with first parameter NULL.
10902 * stor-layout.c: Include ggc.h.
10903 (set_sizetype): Add gc root.
10904 (init_stor_layout_once): New function.
10905 * toplev.c (compile_file): Call it.
10907 Sat Sep 4 19:26:25 1999 Richard Henderson <rth@cygnus.com>
10908 Bernd Schmidt <bernds@cygnus.co.uk>
10909 Mark Mitchell <mark@codesourcery.com>
10911 * Makefile.in (tree.o): Depend on ggc.h.
10912 (varasm.o): Likewise.
10913 (function.o): Likewise.
10914 (stmt.o): Likewise.
10915 (except.o): Likewise.
10916 (optabs.o): Likewise.
10917 (emit-rtl.o): Likewise.
10918 * emit-rtl.c: Include ggc.h.
10919 (sequence_element_free_list): Remove, and all references.
10920 (mark_sequence): New functions.
10921 (mark_emit_state): New function.
10922 * except.c: Include ggc.h.
10923 (mark_eh_node, mark_eh_stack, mark_eh_queue): New functions.
10924 (mark_tree_label_node): New functions.
10925 (mark_eh_state): New function.
10926 * function.c: Include ggc.h.
10927 (mark_temp_slot, mark_function_chain): New functions.
10928 (mark_function_state): New function.
10929 (init_function_once): New function.
10930 * function.h (init_function_once): New function.
10931 * ggc-callbacks.c (lang_mark_false_label_stack): New function.
10932 * ggc.h (label_node): Declare.
10933 (eh_status, emit_status, stmt_status, varasm_status): Likewise.
10934 (lang_mark_false_label_stack): New function.
10935 (mark_temp_slot): Remove declaration.
10936 (mark_function_chain): Likewise.
10937 (mark_eh_state): Adjust prototype.
10938 (mark_stmt_state, mark_emit_state, mark_varasm_state, mark_optab):
10940 * optabs.c: Include ggc.h.
10941 (mark_optab): New function.
10942 (init_optabs): Add gc roots.
10943 * stmt.c: Include ggc.h.
10944 (mark_cond_nesting, mark_loop_nesting): New functions.
10945 (mark_block_nesting, mark_case_nesting, mark_goto_fixup): Likewise.
10946 (mark_stmt_state): New function.
10947 * toplev.c (compile_file): Call init_function_once.
10948 * tree.c: Include ggc.h.
10949 (type_hash): Move declaration earlier in file.
10950 (TYPE_HASH_SIZE, type_hash_table): Likewise.
10951 (init_obstacks): Add gc roots.
10952 (mark_type_hash): New function.
10953 * varasm.c: Include ggc.h.
10954 (mark_pool_constant): New function.
10955 (mark_varasm_state): New function.
10957 Sat Sep 4 22:28:56 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10959 * ggc-simple.c (ggc_root, ggc_collect): Wrap prototype with PROTO.
10961 Sat Sep 4 18:01:45 1999 Bernd Schmidt <bernds@cygnus.co.uk>
10963 * c-decl.c (struct language_function): Renamed from struct c_function.
10965 (c_function_chain): Delete.
10966 (push_c_function_context): New arg F. Don't warn about nested
10967 functions here. Fill LANGUAGE elt of F. Delete code to update
10968 c_function_chain. Don't call push_function_context.
10969 (pop_c_function_context): New arg F. Restore from there instead of
10970 from c_function_chain. Don't call pop_function_context. Clear out
10971 LANGUAGE field of F when done.
10972 * c-lang.c: Include "function.h"
10973 (lang_init): Initialize save_lang_status and restore_lang_status.
10974 * c-parse.in (nested_function, nested_function_notype): Warn about
10975 nested functions. Call push_function_context/pop_function_context
10976 instead of the _c_ variants.
10977 * c-tree.h (push_c_function_context, pop_c_function_context): Update
10979 * Makefile.in (c-lang.o): Update dependencies.
10981 * emit-rtl.c (init_emit): Use xmalloc to allocate regno_reg_rtx,
10982 regno_pointer_flag, regno_pointer_align.
10983 (gen_reg_rtx): Use xrealloc to enlarge them.
10984 (free_emit_status): New function.
10985 * function.c (mark_machine_status, mark_lang_status): New variables.
10986 (assign_stack_local_1): Renamed from assign_outer_stack_local. Merge
10987 in some bits from assign_stack_local. All callers changed to use new
10989 (assign_stack_local): Just call assign_stack_local_1.
10990 (free_after_compilation): New function.
10991 (put_reg_into_stack): Simplify to always call assign_stack_local_1.
10992 (trampoline_address): Likewise.
10993 (assign_parms): Use xcalloc/xrealloc to allocate parm_reg_stack_loc.
10994 (prepare_function_start): Explicitly clear some more variables.
10995 * function.h (struct function): New elt can_garbage_collect.
10996 (mark_machine_status, mark_lang_status): Declare variables.
10997 (free_after_compilation, free_emit_status, free_varasm_status,
10998 init_varasm_status): Declare functions.
10999 * toplev.c (rest_of_compilation): Call free_after_compilation when
11000 done with the current function.
11001 * varasm.c (free_varasm_status): New function.
11003 Sat Sep 4 17:15:13 1999 Richard Henderson <rth@cygnus.com>
11005 * sparc.h (EXPAND_BUILTIN_VA_START): Define.
11006 (EXPAND_BUILTIN_VA_ARG): Define.
11007 * sparc.c (sparc_va_start): New.
11008 (sparc_va_arg): New.
11010 Sun Sep 5 11:11:59 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
11012 * config/c4x/c4x.h (DBR_OUTPUT_SEQEND): Use XVECEXP not XEXPs.
11014 Sun Sep 5 10:13:19 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
11016 * config/c4x/c4x.h (CALLER_SAVE_PROFITABLE): Disable.
11018 Sat Sep 4 13:44:01 1999 Mark Mitchell <mark@codesourcery.com>
11020 * Makefile.in (C_AND_C_OBJS): Add gcc-callbacks.o.
11021 (OBJS): Add $(GGC).
11022 (ggc-callbacks.o): New target.
11023 * ggc-callbacks.c: New file.
11025 Sat Sep 4 22:53:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
11027 * expr.h: Collapse individual optab and libfunc vars to arrays.
11028 (optab_index, libfunc_index): New enumerations.
11029 (optab_table, libfunc_table): New arrays.
11030 Add accessor macros for both.
11032 * optabs.c (optab_table, libfunc_table): New.
11033 Delete declarations for individual optab and libfunc vars.
11035 Sat Sep 4 12:57:17 1999 Richard Henderson <rth@cygnus.com>
11037 * i386/sco5.h (RETURN_POPS_ARGS): Name change ix86_return_pops_args.
11039 Sat Sep 4 11:19:52 1999 Richard Henderson <rth@cygnus.com>
11041 * Makefile.in (GGC, GGC_LIB): New.
11042 (HOST_RTL): Include ggc-none.o.
11043 (ggc-simple.o): New target.
11044 (ggc-none.o): Likewise.
11045 * tree.h (tree_common): Add gc_mark.
11046 * rtl.h (struct rtx_def): Steal a bit from code to make gc_mark.
11047 (struct rtvec_def): Add gc_mark.
11048 * emit-rtl.c (global_rtl): Update static initializers to contain
11049 enough initializers.
11050 * ggc.h, ggc-none.c, ggc-simple.c: New files.
11051 * toplev.c (gc_time): New variable.
11052 (all_time): New variable.
11053 (compile_file): Print gc time.
11054 (print_time): Calculate percentage of the whole.
11056 Sat Sep 4 13:11:01 1999 Bernd Schmidt <bernds@cygnus.co.uk>
11058 Change obstack memory management and varasm constant pool handling so
11059 that nested functions are treated like any other functions.
11060 * function.c (init_machine_status): New variable.
11061 (push_function_context_to): Set contains_functions for the outer
11062 function. Don't call save_varasm_status.
11063 (pop_function_context_from): Don't call restore_varasm_status. Don't
11064 set current_function_contains_functions.
11065 (prepare_function_start): Call init_varasm_status rather than
11066 init_const_rtx_hash_table. Call (*init_machine_status) if the pointer
11068 * function.h (struct function) Add field varasm. Delete fields
11069 inline_obstacks, inl_emit, const_rtx_hash_table, first_pool,
11070 last_pool, const_rtx_sym_hash_table, pool_offset, const_double_chain.
11071 (init_machine_status): Declare.
11072 (save_varasm_status, restore_varasm_status): Delete declarations.
11073 (save_tree_status, restore_tree_status): Delete last argument.
11074 * integrate.c (initialize_for_inline): Lose arg COPY. Delete copying
11075 code. All callers changed.
11076 (copy_decl_list, copy_decl_tree, copy_decl_rtls, copy_for_inline,
11077 save_constants_in_decl_trees, restore_constants, save_constants,
11078 save_for_inline_eh_labelmap, save_for_inline_copying): Delete
11080 (inlining): New variable.
11081 (reg_map, label_map, insn_map, orig_asm_operands_vector,
11082 copy_asm_operands_vector, copy_asm_constraints_vector): Delete
11084 (save_for_inline_nocopy): Don't save constants.
11085 Don't set inl_emit field in current_function.
11086 (expand_inline_function): Use emit field, not inl_emit, of the inlined
11087 function. Set new variable inlining before
11088 calling copy_rtx_and_substitute.
11089 (copy_rtx_and_substitute): In MEM and SYMBOL_REF cases, handle
11090 constant pool references if inlining is nonzero.
11091 Delete ADDRESS and (most of the) CONST cases.
11092 (output_inline_function): Save and restore current_function/
11093 current_function_decl. Delete restore_constants code. Don't call
11094 init_const_rtx_hash_table.
11095 * output.h (init_const_rtx_hash_table): Don't declare.
11096 * rtl.h (struct function): Declare.
11097 (get_pool_constant_for_function, get_pool_mode_for_function): Declare.
11098 * toplev.c (rest_of_compilation): Don't treat nested functions or
11099 functions containing them specially. Delete all code to deal with
11100 save_for_inline_copying.
11101 * tree.c (toplev_inline_obstacks, extra_inline_obstacks,
11102 inline_obstacks): Delete variables.
11103 (save_tree_status): Lose arg CONTEXT. All callers changed.
11104 Simply allocate a new function_maybepermanent_obstack for the new
11105 function, delete all the special cases.
11106 Don't save inline_obstacks.
11107 (restore_tree_status): Lose arg CONTEXT. All callers changed.
11108 Delete special handling for function_maybepermanent_obstack; simply
11110 Don't restore inline_obstacks.
11111 (permanent_allocation): Delete code that frees inline_obstacks.
11112 (print_inline_obstack_statistics): Delete function.
11113 (dump_tree_statistics): Don't call it.
11114 * varasm.c (struct varasm_status): New.
11115 (const_rtx_hash_table, const_rtx_sym_hash_table, first_pool,
11116 last_pool, pool_offset, const_double_chain): Delete global
11117 variables, replace with accessor macros.
11118 (immed_double_const): Don't walk const_double_chain outside a
11119 function, but don't treat nested functions specially anymore.
11120 (immed_real_const_1): Likewise.
11121 (clear_const_double_mem): Don't treat nested functions specially.
11122 (init_const_rtx_hash_table): Deleted, code moved to init_varasm_status.
11123 (save_varasm_status, restore_varasm_status): Delete functions.
11124 (init_varasm_status): New function.
11125 (force_const_mem): Don't treat nested functions specially.
11126 (find_pool_constant): Accept new arg F, search for constants in
11127 that function's pool rather than the current one. All callers
11129 (get_pool_constant_for_function, get_pool_mode_for_function): New
11132 * i386.c (init_386_machine_status): New function, mostly from
11133 clear_386_stack_locals.
11134 (struct machine_functions): Rename element names to avoid name
11136 (pic_label_rtx, pic_label_name, i386_stack_locals): New accessor
11137 macros, replacing global variables.
11138 (clear_386_stack_locals, save_386_machine_status,
11139 restore_386_machine_status): Delete functions.
11140 (override_options): Initialize init_machine_status.
11141 * i386.h (INIT_EXPANDERS): Delete macro.
11142 (save_386_machine_status, restore_386_machine_status,
11143 clear_386_stack_locals): Delete declarations.
11145 Sat Sep 4 16:56:28 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
11147 * config/c4x/c4x.md (rptb_init): Renamed from *rptb_init.
11148 (doloop_begin): Simplify pattern and use emit_jump_insn.
11149 (doloop_end): Simplify pattern, switch operand order,
11150 and use emit_jump_insn.
11152 Fri Sep 3 19:02:38 1999 Bernd Schmidt <crux@pool.informatik.rwth-aachen.de>
11154 * function.h (struct function): Add new element LANGUAGE.
11155 (save_lang_status): Declare new variable.
11156 (restore_lang_status): Likewise.
11157 * function.c (save_lang_status): Define.
11158 (restore_lang_status): Likewise.
11159 (push_function_context_to): Call language-specific save function.
11160 (pop_function_context_from): Call language-specific restore function.
11162 Fri Sep 3 01:16:18 1999 Alasdair Baird <alasdair@wildcat.demon.co.uk>
11164 * i386.md (movsf_1): Check REG_P before use of REGNO.
11165 (movdf_1): Likewise.
11166 (movxf_1): Likewise.
11167 (extendsfdf2): Likewise.
11168 (extendsfxf2): Likewise.
11169 (extenddfxf2): Likewise.
11171 Sat Sep 4 11:37:15 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
11173 * config/c4x/c4x.c (c4x_emit_move_sequence): Do not force large
11174 constants into memory.
11175 (c4x_shiftable_constant): New function.
11176 * config/c4x/c4x.c (LEGITIMATE_CONSTANT_P): Allow any CONST_INT.
11177 (c4x_shiftable_constant): Declare.
11178 * config/c4x/c4x.md (loadqi_big_constant, loadhi_big_constant,
11179 ashlqi3_noclobber): Add new patterns and associated splitters.
11181 Fri Sep 3 16:22:17 1999 Richard Henderson <rth@cygnus.com>
11183 * dbxout.c (dbxout_init): Use xcalloc instead of xmalloc+bzero.
11184 * dwarf2out.c (dwarf2out_frame_init): Likewise.
11185 * final.c (shorten_branches): Likewise.
11186 * global.c (global_alloc): Likewise.
11187 * haifa-sched.c (build_control_flow): Likewise.
11188 * stmt.c (check_for_full_enumeration_handling): Likewise.
11189 (estimate_case_costs): Likewise.
11191 Fri Sep 3 15:49:56 1999 Mark Mitchell <mark@codesourcery.com>
11193 * rtl.h (RTL_CHECKC2): Fix typo in last change.
11195 Fri Sep 3 15:13:34 1999 Richard Henderson <rth@cygnus.com>
11197 * flow.c (propagate_block): Use XEXP not SET_DEST for a USE.
11198 (recompute_reg_usage): Likewise.
11199 * rtlanal.c (find_regno_fusage): Likewise.
11201 * rtl.c (rtl_check_failed_code1): New function.
11202 (rtl_check_failed_code2): New.
11203 * rtl.h (RTL_CHECK1, RTL_CHECK2, RTVEC_ELT): Parenthesize args.
11204 (RTL_CHECKC1, RTL_CHECKC2): New.
11205 (XC*): New accessor macros.
11206 (NOTE_*, LABEL_NAME, LABEL_NUSES, ADDRESSOF_REGNO): Use them.
11207 (ADDRESSOF_DECL, JUMP_LABEL, LABEL_REFS, LABEL_NEXTREF): Likewise.
11208 (CONTAINING_INSN, REGNO, INTVAL, SUBREG_REG, SUBREG_WORD): Likewise.
11209 (ASM_OPERANDS_*, MEM_ALIAS_SET, SET_SRC, SET_DEST): Likewise.
11210 (TRAP_*, RANGE_INFO_*): Likewise.
11212 Fri Sep 3 15:10:20 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11214 * Makefile.in (tlink.o): Don't depend on toplev.h.
11216 * collect2.c (c_file, o_file, export_file, import_file, ldout,
11217 output_file, nm_file_name, ldd_file_name, strip_file_name,
11218 c_file_name, prefix_list, libexts, is_ctor_dtor, find_a_file,
11219 add_prefix, prefix_from_env, prefix_from_string, do_wait,
11220 fork_execute, maybe_unlink, add_to_list,
11221 extract_init_priority, write_list, dump_list,
11222 dump_prefix_list, write_list_with_asm, write_c_file,
11223 write_c_file_stat, write_c_file_glob, scan_prog_file,
11224 scan_libraries, is_in_list, resolve_lib_name, use_import_list,
11225 ignore_library, extract_string, notice, dump_file, target_machine,
11226 collect_wait, collect_execute, libname, locatelib, aix_std_libs,
11227 read_file, print_load_command): Constify a char*.
11228 (fdopen, error, fatal, fatal_perror): Don't prototype.
11229 (my_strerror): Remove. All callers use xstrerror instead.
11230 (xcalloc, xmalloc, xrealloc, xstrdup, putenv): Remove definitions.
11231 (main): Add prototype. Constify lots of char* ptrs. Change calls
11232 to xcalloc/strcpy/strcat/... to one call to concat.
11233 (main, scan_prog_file, scan_libraries): Use an intermediate
11234 `const char **' to build an argv array.
11235 (mapfile, libselect, libcompare, locatelib): Add prototypes.
11237 * collect2.h (collect_execute, collect_wait, dump_file,
11238 file_exists): Constify a char*.
11239 (ldout, c_file_name, temporary_obstack, permanent_obstack,
11240 temporary_firstobj, vflag, debug): Add extern declarations.
11241 (fancy_abort, error, notice, fatal, fatal_perror): Add prototypes.
11243 * tlink.c: Don't include toplev.h.
11244 (vflag, debug, ldout, c_file_name, temporary_obstack,
11245 permanent_obstack, temporary_firstobj): Don't declare.
11246 (tlink_execute, frob_extension, symbol_hash_lookup,
11247 file_hash_lookup, demangled_hash_lookup, tlink_init, freadsym,
11248 recompile_files, read_repo_files, demangle_new_symbols,
11249 scan_linker_output): Constify a char*.
11250 (symbol_hash_newfunc, file_hash_newfunc, demangled_hash_newfunc,
11251 do_tlink): Mark parameters with ATTRIBUTE_UNUSED.
11253 Fri Sep 3 18:09:24 1999 Andrew Haley <aph@cygnus.com>
11255 * config/m68k/m68kelf.h: Set USE_GAS; this makes gcc generate jbsr
11256 (relative) rather than jsr (absolute) subroutine call insns.
11257 * config/m68k/m68k-coff.h: Ditto.
11259 Fri Sep 3 17:24:31 1999 Richard Earnshaw <rearnsha@arm.com>
11261 * arm.c (note_invalid_constants): No need to ignore ASMs, we can
11262 now rework these too.
11263 (arm_reorg): If an insn can't reach the end of the current pool,
11264 ensure that we emit that pool before the insn.
11266 Fri Sep 3 09:14:32 1999 Marc Espie <espie@tetto.liafa.jussieu.fr>
11268 * tlink.c (scan_linker_output): Skip the initial underscore in
11269 a mangled name if appropriate.
11271 Fri Sep 3 01:28:33 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11273 * objc/objc-act.c (objc_tree_code_type, objc_tree_code_length,
11274 objc_tree_code_name, synth_id_with_class_suffix, warn_with_method,
11275 error_with_ivar, gen_declarator, create_builtin_decl,
11276 my_build_string, generate_descriptor_table, generate_ivars_list,
11277 generate_dispatch_table, check_protocols, TAG_GETCLASS,
11278 TAG_GETMETACLASS, TAG_MSGSEND, TAG_MSGSENDSUPER, TAG_EXECCLASS,
11279 dump_base_name, lang_decode_option, build_encode_expr,
11280 start_class, finish_class, encode_pointer, really_start_method,
11281 gen_declaration, dump_interface, handle_class_ref, handle_impent):
11283 (objc_demangle, objc_printable_name, generate_struct_by_value_array):
11284 Add static prototypes.
11285 (build_objc_string_decl, build_selector_reference_decl,
11286 encode_bitfield, build_class_reference_decl): Remove unused
11287 parameter, all callers changed.
11288 (maybe_objc_method_name): Mark with ATTRIBUTE_UNUSED.
11289 (objc_printable_name): Likewise. Change second parameter to type int.
11290 (init_objc): Use memcpy, not bcopy, to avoid casts.
11292 Thu Sep 2 21:49:52 1999 Richard Henderson <rth@cygnus.com>
11294 * reload1.c (eliminate_regs_in_insn): Avoid eliminating the
11295 reg notes on a deleted insn.
11296 * gcse.c (hash_expr_1): Use XWINT on a CONST_DOUBLE.
11298 Thu Sep 2 20:18:12 1999 Jeffrey A Law (law@cygnus.com)
11300 * i386.c (ix86_attr_length_default): Handle TYPE_FXCH.
11302 Thu Sep 2 22:00:08 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
11304 * stmt.c (expand_asm_operands): Fix index into inout_mode when
11307 Thu Sep 2 13:00:48 1999 Richard Henderson <rth@cygnus.com>
11309 * stmt.c (expand_asm_operands): Invoke MD_ASM_CLOBBERS if present.
11310 * tm.texi (MD_ASM_CLOBBERS): Document it.
11312 Thu Sep 2 10:22:40 1999 Richard Henderson <rth@cygnus.com>
11314 * dwarf2out.c (dwarf2out_line): Constify `lastfile'.
11315 * except.c (expand_rethrow): Remove unused variable.
11316 * expr.c (do_jump_by_parts_greater_rtx): Likewise.
11317 * flow.c (replace_insns): Likewise.
11318 (create_edge_list, verify_edge_list): Likewise.
11319 * gcse.c (cprop_cc0_jump): Protect declaration with HAVE_cc0.
11321 * genemit.c (gen_expand): Only emit `operands[N]' decl if there
11322 is special code to run.
11323 (main): Don't define operands to emit_operand.
11324 * genrecog.c (main): Don't emit an empty peephole2_insn function.
11326 * rtl.h (NOTE_BASIC_BLOCK): Use X0BBDEF.
11328 * alpha/alpha.h (normal_memory_operand): Declare.
11329 (reg_no_subreg_operand): Declare.
11330 * alpha/elf.h (ASM_DECLARE_OBJECT_NAME): Use HOST_WIDE_INT_PRINT_DEC.
11332 Thu Sep 2 10:19:20 1999 Richard Henderson <rth@cygnus.com>
11334 * c-parse.in (compstmt_primary_start): New, broken out of first
11335 part of compstmt handling in primary.
11336 (primary): Use it. Add an error clause.
11337 (compstmt_nostart): Renamed from compstmt; remove all
11338 initial invocations of compstmt_start.
11341 Thu Sep 2 01:35:50 1999 Marc Espie <espie@cvs.openbsd.org>
11343 * protoize.c (gen_aux_info_file): Let pexecute call choose_temp_base if
11346 Thu Sep 2 00:43:59 1999 Finn Hakansson <finn@axis.com>
11348 * combine.c (simplify_shift_const): Remove extra semicolon.
11349 * dwarf2out.c (remove_AT): Likewise.
11350 * expmed.c (expand_mult): Likewise.
11351 * gcov.c (create_program_flow_graph): Likewise.
11352 * reorg.c (mostly_true_jump): Likewise.
11354 Thu Sep 2 00:06:43 1999 Jeffrey A Law (law@cygnus.com)
11356 * fold-const.c (fold_range_test): Do not try to fold the range
11357 test if the rhs or lhs has side effects.
11359 * combine.c (simplify_rtx): Recognize another case of a synthesized
11362 * varasm.c (mark_constant_pool): When marking indirect references,
11363 only look at SYMBOL_REFs.
11365 * except.c (expand_fixup_region_end): Do not peek at
11366 INSN_UID (node->entry->outer_context) for flag_new_exceptions.
11368 Thu Sep 2 13:52:53 1999 Geoffrey Keating <geoffk@cygnus.com>
11370 * flags.h: New variables align_loops, align_loops_log,
11371 align_jumps, align_jumps_log, align_labels, align_labels_log,
11372 align_functions, align_functions_log.
11373 * toplev.c: Define them.
11374 (f_options): Handle -falign-* when they have no argument.
11375 (main): Add logic to set variables for -falign-functions,
11376 -falign-jumps, -falign-labels, -falign-loops.
11377 Make it -fsched-verbose=<n> and -finline-limit=<n>.
11378 (display_help): Change help to match options.
11379 * final.c (LABEL_ALIGN): Default to align_labels_log.
11380 (LABEL_ALIGN_MAX_SKIP): Default to align_labels-1.
11381 (LOOP_ALIGN): Default to align_loops_log.
11382 (LOOP_ALIGN_MAX_SKIP): Default to align_loops-1.
11383 (LABEL_ALIGN_AFTER_BARRIER): Default to align_jumps_log.
11384 (LABEL_ALIGN_AFTER_BARRIER_MAX_SKIP): Default to align_jumps-1.
11385 * varasm.c (assemble_start_function): Handle align_functions.
11387 * config/sparc/sparc.h: Don't declare sparc_align_*.
11388 Don't provide LABEL_ALIGN_AFTER_BARRIER or LOOP_ALIGN.
11389 (DEFAULT_SPARC_ALIGN_FUNCS): Delete; take functionality into
11391 (FUNCTION_BOUNDARY): Fix incorrect use---it's not just a request,
11393 * config/sparc/sparc.c: Delete sparc_align_loops,
11394 sparc_align_jumps, sparc_align_funcs and the corresponding string
11396 (sparc_override_options): Default align_functions on ultrasparc.
11397 Delete -malign-* handling.
11399 * config/mips/mips.c (override_options): On 64-bit targets,
11400 try to align code to 64-bit boundaries.
11401 (print_operand): New substitution, %~,
11402 which aligns labels to align_labels_log.
11403 * config/mips/mips.md (div_trap_normal): Use %~.
11404 (div_trap_mips16): Likewise.
11406 (absdi2): Likewise.
11407 (ffssi2): Likewise.
11408 (ffsdi2): Likewise.
11409 (ashldi3_internal): Likewise.
11410 (ashrdi3_internal): Likewise.
11411 (lshrdi3_internal): Likewise.
11412 (casesi_internal): Likewise.
11414 Wed Sep 1 21:13:48 1999 Richard Henderson <rth@cygnus.com>
11416 Merge new ia32 backend from the branch!
11418 * i386.h, i386.c, i386.md, reg-stack.c, i386/unix.h: Many changes.
11419 See ChangeLog.P2 on new_ia32_branch for details.
11421 * rtl.h (stack_regs_mentioned_p): Delete prototype.
11422 * i386/cygwin.h (SUBTARGET_PROLOGUE): No more do_rtl.
11423 * i386/win32.h (SUBTARGET_PROLOGUE): Likewise.
11424 * i386/gas.h (ASM_FILE_START): Define.
11425 * i386/winnt.c (i386_pe_valid_decl_attribute_p): Update
11426 for name change of ix86_valid_decl_attribute_p.
11427 (i386_pe_valid_type_attribute_p): Similarly.
11429 Wed Sep 1 18:21:23 1999 Richard Henderson <rth@cygnus.com>
11431 * emit-rtl.c (init_emit_once): Don't use GET_MODE_WIDER_MODE
11432 to step through CC modes.
11434 Wed Sep 1 20:18:06 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
11436 * regmove.c (fixup_match_1): Don't move INSN in front of P if
11437 it would end up in the shadow of a live flags regsiter.
11439 Wed Sep 1 11:32:00 1999 Bernd Schmidt <bernds@cygnus.co.uk>
11441 * reload1.c: Fix many indentation problems.
11442 * reload.c: Likewise.
11444 Tue Aug 31 22:08:03 1999 Marc Espie <espie@cvs.openbsd.org>
11446 * alias.c (non_local_reference_p): Constify fmt.
11448 Tue Aug 31 23:19:35 1999 Michael Meissner <meissner@cygnus.com>
11450 * config/i386/xm-cygwin.h (HAVE_DOS_BASED_FILE_SYSTEM): Define.
11452 Tue Aug 31 16:44:52 1999 Jeffrey A Law (law@cygnus.com)
11454 * cse.c (delete_trivially_dead_insns): Do not delete stores to
11455 the internal_arg_pointer.
11457 Tue Aug 31 13:35:42 1999 Richard Henderson <rth@cygnus.com>
11459 Merge peephole2 from new_ia32_branch:
11460 * Makefile.in (STAGESTUFF): Add *.peephole2.
11461 (mostlyclean): Likewise.
11462 (recog.o): Depend on resource.h.
11464 * final.c (peephole): Conditionalize decl on HAVE_peephole.
11465 (final_scan_insn): Likewise for the invocation of peephole.
11466 * genconfig.c (main): Look for peephole and peephole2 patterns.
11467 Emit HAVE_peephole* accordingly.
11468 * genpeep.c (main): Conditionalize entire output on HAVE_peephole.
11469 * flags.h (flag_peephole2): Declare.
11470 * toplev.c: New pass peephole2. New flag -fpeephole2.
11472 * genattrtab.c (main): Count DEFINE_PEEPHOLE2.
11473 * gencodes.c (main): Likewise.
11474 * genextract.c (main): Likewise.
11475 * genoutput.c (main): Likewise.
11476 * genemit.c (max_operand_1): Look for the max scratch operand.
11477 (gen_rtx_scratch): New.
11478 (gen_exp): Use it, and pass on new arg subroutine_type.
11479 (gen_expand): Take max scratch into account.
11480 (gen_split): Emit peephole2 functions.
11481 (output_peephole2_scratch): New.
11482 (main): Include hard-reg-set.h and resource.h. Handle peephole2.
11483 * genrecog.c (routine_type): Add PEEPHOLE2.
11485 (make_insn_sequence): Match outer parallel for peep2. Discard
11486 top level scratches and dups.
11487 (add_to_sequence): New args insn_type and top. Update all callers.
11488 Handle toplevel peep2 matching insns.
11489 (write_subroutine): Handle peep2.
11490 (write_tree_1): Likewise.
11491 (write_tree): Likewise.
11493 (change_state): New arg afterward. Update all callers.
11494 Handle matching separate insns.
11495 * recog.c (recog_next_insn): New.
11496 (peephole2_optimize): New.
11497 * rtl.def (DEFINE_PEEPHOLE2): New.
11498 * resource.c (find_free_register): New argument last_insn. Use it
11499 to find a register available through the entire span.
11500 * resource.h (find_free_register): Update prototype.
11502 Tue Aug 31 11:51:06 1999 Jim Kingdon <http://developer.redhat.com>
11504 * i386.c (output_strlen_unroll): Don't write xops[7]
11505 label if it wasn't set.
11507 1999-08-31 12:44 -0700 Zack Weinberg <zack@bitmover.com>
11509 * cpplib.c (struct directive): Const-ify name pointer and
11510 function pointer prototype.
11511 (validate_else, do_define, do_line, do_include, do_undef,
11512 do_error, do_pragma, do_ident, do_if, do_xifdef, do_else,
11513 do_elif, do_endif, do_sccs, do_assert, do_unassert,
11514 do_warning): Const-ify second arg.
11515 (directive_table): Mark const. Reorder entries by frequency
11516 of usage, record statistics.
11518 1999-08-31 12:20 -0700 Zack Weinberg <zack@bitmover.com>
11520 * rtl.h (RTL_CHECK1, RTL_CHECK2): New macros which type- and
11521 bounds- check RTL accesses if --enable-checking.
11522 (RTVEC_ELT): Bounds check if --enable-checking.
11523 (XWINT, XINT, XSTR, XEXP, XVEC, XMODE, XBITMAP, XTREE,
11524 XBBDEF): Use RTL_CHECK1/RTL_CHECK2 as appropriate.
11525 (XVECEXP, XVECLEN): Define in terms of XVEC, RTVEC_ELT, and
11527 (X0WINT, X0INT, X0STR, X0EXP, X0VEC, X0MODE, X0BITMAP, X0TREE,
11528 X0BBDEF, X0ADVFLAGS): New macros for accessing '0' slots of RTXes.
11530 (ADDR_DIFF_VEC_FLAGS): Use X0ADVFLAGS.
11531 (NOTE_SOURCE_FILE): Use X0STR.
11532 (NOTE_BLOCK_NUMBER, NOTE_EH_HANDLER, LABEL_NUSES,
11533 MEM_ALIAS_SET): Use X0INT.
11534 (NOTE_RANGE_INFO, NOTE_LIVE_INFO, NOTE_BASIC_BLOCK,
11535 JUMP_LABEL, LABEL_REFS, LABEL_NEXTREF, CONTAINING_INSN):
11537 * real.h (CONST_DOUBLE_CHAIN): Use X0EXP.
11538 * rtl.c (copy_rtx, copy_most_rtx): Copy '0' slots with X0WINT.
11539 (rtl_check_failed_bounds, rtl_check_failed_type1,
11540 rtl_check_failed_type2, rtvec_check_failed_bounds): New
11542 (fancy_abort): Fix comment.
11544 * cse.c (canon_hash): Read CONST_DOUBLE data slots with XWINT.
11545 (cse_insn): Decrement LABEL_NUSES for jump target before
11546 deleting jump insn.
11547 * emit-rtl.c (gen_rtx_CONST_DOUBLE): Use X0EXP for slot 1.
11548 * final.c (alter_subreg): Compute regno before changing x to
11549 REG; set REGNO(x) after changing it.
11550 * flow.c (count_basic_blocks): Use XWINT to inspect EH_REGION
11551 notes containing CONST_INTs.
11552 (delete_eh_regions): Use NOTE_EH_HANDLER.
11553 * function.c (put_reg_into_stack): Make reg a MEM before
11555 (fixup_var_refs_insns): Save REG_NOTES (insn) in case we
11557 (gen_mem_addressof): Make reg a MEM before initializing it.
11558 * integrate.c (copy_rtx_and_substitute): Copy '0' slots with
11560 * local-alloc.c (update_equiv_regs): Zap REG_NOTES before
11561 deleting an insn, not after.
11562 (block_alloc): Only look at PATTERN(insn) if we have to, and
11563 only if it's format class 'i'.
11564 * loop.c (check_dbra_loop): Check bl->biv->add_val is a
11565 CONST_INT before using its INTVAL.
11566 * print-rtl.c (print_rtx): Use X0STR.
11567 * regmove.c (fixup_match_1): Don't look at PATTERN of
11568 non-class-'i' insn chain elements.
11569 * reload.c (loc_mentioned_in_p): Take address of
11570 in->fld[1].rtx directly.
11571 * reload1.c (reload): Change reg to a MEM before initializing
11573 * varasm.c (mark_constant_pool): Skip CONST_DOUBLES, which
11575 * config/i386/i386.md (decrement_and_branch_if_zero): Fix typo.
11577 Fri Aug 20 13:43:41 1999 Andrew Haley <aph@cygnus.com>
11579 * config/mips/mips.c (machine_dependent_reorg): Force a
11580 barrier to output the local constant pool if a barrier hasn't
11581 been found at a natural point in the instruction stream.
11583 Mon Aug 30 22:04:36 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11585 * c-parse.in (language_string): Constify.
11587 * dwarf2out.c (language_string): Remove declaration.
11589 * dwarfout.c (language_string): Likewise.
11591 * toplev.c (language_string, init_parse, finish_parse): Likewise.
11593 * tree.h (language_string, init_parse, finish_parse): Declare.
11595 * i386/sun386.h (language_string): Remove declaration.
11597 * mips.h (language_string): Likewise.
11599 * nextstep.h (language_string): Likewise.
11601 * nextstep21.h (language_string): Likewise.
11603 * rs6000.c (language_string): Likewise.
11605 Mon Aug 30 20:56:08 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11607 * Makefile.in (OBJS, PROTO_OBJS): Remove getpwd.o.
11608 (getpwd.o): Remove target.
11610 * getpwd.c: Delete file. Its in libiberty now.
11612 * dbxout.c (getpwd): Don't prototype.
11613 * dwarf2out.c (getpwd): Likewise
11614 * dwarfout.c (getpwd): Likewise
11615 * final.c (getpwd): Likewise.
11616 * protoize.c (getpwd): Likewise.
11618 Mon Aug 30 20:21:34 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11620 * cse.c: (fold_rtx): Cast to HOST_WIDE_INT in left shift.
11622 Mon Aug 30 16:07:49 1999 Richard Henderson <rth@cygnus.com>
11624 * flow.c (new_insn_dead_notes): Use sets_reg_or_subreg not
11625 mark_set_resources.
11627 Mon Aug 30 12:23:53 1999 Jim Wilson <wilson@cygnus.com>
11629 * fixinc/Makefile.in (subdir): New.
11630 (fixincl.x, inclhack.sh, fixincl.sh): Use cp instead of $(CP).
11633 Mon Aug 30 01:02:09 1999 Jeffrey A Law (law@cygnus.com)
11635 * emit-rtl.c (copy_rtx_if_shared): A MEM which references
11636 virtual_stack_vars_rtx or virtual_incoming_args_rtx can not
11639 * invoke.texi: Fix typo.
11641 * dwarf2out.c (mem_loc_descriptor): New argument MODE. All callers
11642 changed. Handle autoincrement addressing modes.
11644 * integrate.c (copy_rtx_and_substitute): Handle internal_arg_pointer
11645 just like we would the virtual incoming args register when
11648 Sun Aug 29 23:17:54 1999 David Edelsohn <edelsohn@gnu.org>
11650 * rs6000.h (ASM_FILE_START): Specify complete filename, including
11651 path, in .file directive.
11653 Sun Aug 29 05:06:43 1999 Russ Allbery <rra@stanford.edu>
11655 * gcc.texi (External Bugs): Remove obsolete note about Perl on
11658 1999-08-29 08:38 -0700 Zack Weinberg <zack@bitmover.com>
11660 * stdbool.h: Make the typedef name _Bool, with bool a #defined
11663 Sun Aug 29 09:36:50 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11665 * tree.c (tree_code_name): Constify a char*.
11667 * tree.h (tree_code_name, decl_printable_name): Likewise.
11669 * function.h (struct function): Likewise.
11671 * toplev.c (decl_name, decl_printable_name): Likewise.
11673 * vax/vms.h (MAYBE_VMS_FUNCTION_PROLOGUE): Likewise.
11675 * objc/objc-act.c (decl_printable_name): Remove redundant prototype.
11676 (init_objc): Remove function pointer cast.
11678 Sun Aug 29 05:01:17 1999 John David Anglin <dave@hiauly1.hia.nrc.ca>
11680 * pa.md (interspace_jump): New pattern.
11681 (builtin_longjmp): New expander.
11683 1999-08-29 Bernd Schmidt <bernds@cygnus.co.uk>
11685 * fp-bit.c (add, sub, multiply, divide, compare, _eq_f2, _ne_f2,
11686 _gt_f2, _ge_f2, _lt_f2, _le_f2, float_to_si, float_to_usi, negate,
11687 sf_to_df, df_to_sf): Fix potential problem with alias analysis.
11689 Sun Aug 29 04:30:52 1999 John Wehle (john@feith.com)
11691 * jump.c (delete_prior_computation): Also check calls
11692 to constant functions. Don't bother checking for a
11693 REG_UNUSED note before adding it.
11694 (delete_computation): Handle multi-word hard registers
11695 when synthesizing missing REG_DEAD notes for a register
11696 which is both set and used by an insn.
11698 1999-08-29 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
11700 * loop.c (this_loop_info): New variable.
11701 (loop_has_call, loop_has_volatile, loop_has_tablejump,
11702 loop_continue, loops_enclosed): Replace with fields in this_loop_info.
11704 (prescan_loop, strength_reduce): New argument loop_info. All callers
11706 (scan_loop): New variable loop_info, initialise to address of
11708 (prescan_loop): Set loop_info->vtop if find NOTE_INSN_LOOP_VTOP.
11709 Delete variable loop_has_multiple_exit targets and replace with
11710 field in this_loop_info.
11711 (find_and_verify_loops): Rename this_loop to this_loop_num.
11712 (strength_reduce): Delete loop_iteration_info. Replace variable
11713 loop_info with function argument of same name.
11714 (insert_bct): Rework test for loop being completely unrolled.
11716 * loop.h (struct loop_info): New fields num, loops_enclosed,
11717 has_call, has_volatile, has_tablejump, has_multiple_exit_targets,
11718 has_indirect_jump, and cont. Redefine use of unroll_number.
11719 (loop_unroll_number): Delete.
11721 * unroll.c (unroll_loop): Store loop unroll count in unroll_number
11722 field of loop_info.
11723 (loop_iterations): Delete variable vtop and instead use
11724 loop_info->vtop computed in prescan_loop.
11726 Sun Aug 29 03:27:23 1999 Scott Weikart <scott@igc.apc.org>
11728 * fix-header.c (main): Do not pass a null pointer to strcmp.
11730 Sun Aug 29 03:18:48 1999 William Bader (william@nscs.fast.net)
11732 * configure.in (i[34567]86-*-sco3.2v4*): Target does not truncate
11734 * configure: Rebuilt.
11736 Sat Aug 28 19:36:05 1999 Jeffrey A Law (law@cygnus.com)
11738 * jump.c (jump_optimize_1): Do not delete assignments to
11739 internal_arg_pointer.
11740 * cse.c (delete_trivially_dead_insns): Always consider a set of
11741 the internal_arg_pointer live.
11743 Sat Aug 28 16:24:31 1999 Richard Henderson <rth@cygnus.com>
11745 * flow.c (flow_delete_insn_chain): Rename from delete_insn_chain.
11746 (update_life_info) [REG_WAS_0]: Search the original insns rather
11747 than the new insns for the note. Fix typos finding note_dest.
11748 If no dest found, discard the note rather than abort.
11749 [REG_NOALIAS]: Handle as REG_NO_CONFLICT.
11750 (replace_insns): Remove the old insn list after update_life_info
11753 Sat Aug 28 16:20:12 1999 Richard Henderson <rth@cygnus.com>
11755 * haifa-sched.c (sched_analyze): Clear LOG_LINKS before calling
11756 sched_analyze_insn.
11757 (sched_analyze_1): Let add_dependence care for not adding dups.
11758 (sched_analyze_2): Likewise.
11759 (add_branch_dependences): Likewise.
11761 Sat Aug 28 15:58:16 1999 Mumit Khan <khan@xraylith.wisc.edu>
11763 * i386/winnt.c (export_list): New type.
11764 (exports_head): Rename to
11765 (export_head): this.
11766 (i386_pe_record_exported_symbol): Add is_data flag.
11767 (i386_pe_asm_file_end): Emit directive for exported variables.
11768 * i386/cygwin.h (i386_pe_record_exported_symbol): Update
11770 * i386/cygwin.h (ASM_OUTPUT_COMMON): Specify symbol type.
11771 (ASM_DECLARE_OBJECT_NAME): Likewise.
11772 (ASM_DECLARE_FUNCTION_NAME): Likewise.
11773 * i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
11775 Fri Aug 27 15:35:24 1999 Jeffrey A Law (law@cygnus.com)
11777 * cse.c (fold_rtx): Work around bug in Sun V5.0 compilers.
11779 * pa.c (emit_move_sequence): Do not stop on SUBREG_WORD of an
11782 Fri Aug 27 14:01:19 1999 Marc Espie <espie@cvs.openbsd.org>
11784 * config/openbsd.h: Define SET_ASM_OP.
11785 * tm.texi: cross-reference SET_ASM_OP in the index.
11787 1999-08-27 13:27 -0700 Zack Weinberg <zack@bitmover.com>
11789 * rtl.c: Define CONST_DOUBLE_FORMAT to the appropriate format
11790 for a CONST_DOUBLE, at compile time. Initialize rtx_length
11791 and class_narrowest_mode at compile time. Kill init_rtl.
11792 Mark rtx_length, mode_class, mode_size, mode_unit_size,
11793 mode_wider_mode, mode_mask_array, class_narrowest_mode, and
11794 rtx_format as const. Kill all references to EXTRA_CC_MODES or
11796 * rtl.def (CONST_DOUBLE): Use CONST_DOUBLE_FORMAT macro for
11798 * rtl.h: Declare rtx_length and rtx_format as const.
11799 * machmode.def: Define CC(). Use CC() to define CCmode. If
11800 EXTRA_CC_MODES is defined, expand it here.
11801 * machmode.h: Declare mode_class, mode_size, mode_unit_size,
11802 mode_wider_mode, mode_mask_array, and class_narrowest_mode as
11803 const. Kill all references to EXTRA_CC_MODES.
11805 * toplev.c: Don't prototype or call init_rtl.
11806 * optabs.c: Don't call init_mov_optab.
11807 * genemit.c: Don't generate init_mov_optab. Don't call
11809 * gengenrtl.c: Duplicate calculation of CONST_DOUBLE_FORMAT
11811 * genattr.c, genattrtab.c, gencodes.c, genconfig.c,
11812 genextract.c, genflags.c, genopinit.c, genoutput.c, genpeep.c,
11813 genrecog.c: Don't call init_rtl.
11815 * arc.h, arm.h, c4x.h, i386.h, i960.h, m88k.h, pa.h, pdp11.h,
11816 rs6000.h, sparc.h: Don't define EXTRA_CC_NAMES. Use CC() in
11817 definition of EXTRA_CC_MODES.
11819 * md.texi: Kill ref to EXTRA_CC_NAMES.
11820 * tm.texi: Document new way to define EXTRA_CC_MODES.
11822 * genrecog.c: Do not look up the name of a define_split.
11823 (Unrelated bugfix.)
11825 Fri Aug 27 17:03:42 1999 Nick Clifton <nickc@cygnus.com>
11827 * config/v850/v850.md: Fix typo introduced by previous delta.
11829 Fri Aug 27 09:48:59 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11831 * gcc.c (fatal): Make definition static to match prototype.
11833 Fri Aug 27 10:33:35 1999 Bernd Schmidt <bernds@cygnus.co.uk>
11835 * combine.c (get_last_value): Don't look for earlier sets if the last
11836 known set is somewhere in between the insns being combined.
11838 Fri Aug 27 10:03:12 BST 1999 Nathan Sidwell <nathan@acm.org>
11840 * configure.in: Don't use shell ! to negate exit codes
11841 * configure: Regenerate
11843 Fri Aug 27 09:36:17 1999 Andreas Schwab <schwab@suse.de>
11845 * function.c (assign_stack_temp_for_type): Fix change of Mar 5 for
11846 the fact that ALIGN is measured in bits, not bytes.
11848 1999-08-27 00:27 -0700 Zack Weinberg <zack@bitmover.com>
11850 * errors.c: New file; defines functions error, warning, and
11851 fatal, variables have_error and progname.
11852 * errors.h: New file; prototypes and decls for stuff in errors.c.
11854 * Makefile: Add rules to build errors.o and
11855 $(HOST_PREFIX)errors.o. Link genconfig, gencodes, genemit,
11856 genopinit, genrecog, genextract, genpeep, genattr, and
11857 genoutput with errors.o. Add errors.h to deps of genconfig.o,
11858 gencodes.o, genemit.o, genopinit.o, genrecog.o, genextract.o,
11859 genpeep.o, genattr.o, and genoutput.o.
11861 * genconfig.c, gencodes.c, genemit.c, genopinit.c, genrecog.c,
11862 genextract.c, genpeep.c, genattr.c: Include errors.h. Don't
11863 define or prototype fatal. Set progname at beginning of main.
11864 * genoutput.c: Likewise, and don't define or prototype error
11867 * c-typeck.c (c_expand_start_case): Return immediately if exp
11869 * fold-const.c (operand_equal_p): Return immediately if arg1
11870 or arg0 are ERROR_MARKs.
11871 * stor-layout.c (layout_type [case RECORD_TYPE]): Ignore
11872 fields of type ERROR_MARK when calculating if the record can
11875 Fri Aug 27 01:03:48 1999 Jim Kingdon <http://developer.redhat.com>
11876 with much help from Jeffrey A Law and Richard Henderson
11878 * i386.md: In the 6 insns which call output_fix_trunc,
11879 earlyclobber operands[0].
11881 Fri Aug 27 01:01:51 1999 Philip Blundell <pb@nexus.co.uk>
11883 * jump.c (duplicate_loop_exit_test): Call reg_scan_update after
11884 creating new registers.
11886 1999-08-26 23:09 -0700 Zack Weinberg <zack@bitmover.com>
11888 * i386.h: Declare ix86_cpu_string, ix86_arch_string,
11889 i386_reg_alloc_order, i386_regparm_string,
11890 i386_align_loops_string, i386_align_jumps_string,
11891 i386_align_funcs_string, i386_preferred_stack_boundary_string,
11892 and i386_branch_cost_string as type "const char *".
11893 * i386.c: Define all above strings as type "const char *".
11895 Thu Aug 26 20:36:30 1999 Jim Wilson <wilson@cygnus.com>
11897 * dwarf2out.c (output_aranges): Check DWARF_OFFSET_SIZE not PTR_SIZE
11898 when emitting alignment padding. Emit padding byte of 0 instead of 4.
11900 Thu Aug 26 18:11:20 1999 Mark Mitchell <mark@codesourcery.com>
11902 * tree.c (array_type_nelts): Don't create RTL_EXPRs from
11903 SAVE_EXPRs unless the SAVE_EXPRs have already been expanded.
11905 Thu Aug 26 19:33:23 1999 Jim Wilson <wilson@cygnus.com>
11907 * dwarf2out.c (DWARF2_ASM_LINE_DEBUG_INFO): Add default definition.
11908 (debug_dwarf): Add DWARF2_ASM_LINE_DEBUG_INFO support.
11909 (dwarf2out_line, dwarf2out_finish): Likewise.
11910 * tm.texi (DWARF2_ASM_LINE_DEBUG_INFO): Add documetation.
11912 Thu Aug 26 16:10:56 1999 Gavin Romig-Koch <gavin@cygnus.com>
11914 * tree.c (lang_unsave_expr_now) : Correct return type.
11915 * tree.h (lang_unsave_expr_now) : Same.
11917 Thu Aug 26 13:12:29 1999 Jeffrey A Law (law@cygnus.com)
11919 * pa.c (cint_ok_for_move): Use CONST_INT_OK_FOR_LETTER_P macros
11920 instead of duplicating code.
11922 Thu Aug 26 18:32:32 1999 Bernd Schmidt <bernds@cygnus.co.uk>
11924 * gcse.c (hash_scan_insn): Don't scan obvious no-ops.
11926 1999-08-26 09:42 -0700 Zack Weinberg <zack@bitmover.com>
11928 * tree.h: fancy_abort always takes three args.
11929 * resource.c: Move include of system.h before toplev.h.
11931 Thu Aug 26 09:46:16 1999 Nick Clifton <nickc@cygnus.com>
11933 * dwarf2out.c (mem_loc_descriptor): Accept LABEL_REFs as well
11936 1999-08-25 22:10 -0700 Zack Weinberg <zack@bitmover.com>
11938 * system.h: Don't redefine abort or trim_filename.
11939 * rtl.h: Define abort to fancy_abort (__FILE__, __LINE__, 0)
11940 or fancy_abort (__FILE__, __LINE__, __FUNCTION__) depending on
11941 whether or not __FUNCTION__ is available.
11942 * tree.h: Duplicate rtl.h's definition of abort, for files
11943 that don't include rtl.h. Delete all code to perform type
11944 checking with a compiler other than GCC.
11945 * varray.h: Delete all code to perform type checking with a
11946 compiler other than GCC. Make VARRAY_CHECK() always evaluate
11947 its arguments exactly once, using a statement expression.
11948 Adjust the VARRAY_<type> accessor macros to match.
11949 * toplev.h (fatal_insn, fatal_insn_not_found): Kill.
11950 (_fatal_insn, _fatal_insn_not_found): New fns, take info on
11951 caller's location. Define fatal_insn and fatal_insn_not_found
11952 as macros that use _fatal_insn and _fatal_insn_not_found.
11953 (fancy_abort, trim_filename): Kill prototypes.
11955 * rtl.c (trim_filename): Move here from toplev.c.
11956 (fancy_abort): New function.
11957 (DIR_SEPARATOR): Provide default definition.
11958 * tree.c (tree_check_failed, tree_class_check_failed): Go
11959 through fancy_abort.
11960 (tree_check, tree_class_check, cst_or_constructor_check,
11961 expr_check): Delete.
11962 * varray.c (varray_check_failed): New function.
11963 * toplev.c (fatal_insn, fatal_insn_not_found): Replace with
11964 _fatal_insn and _fatal_insn_not_found. Go through
11966 (trim_filename, fancy_abort): Delete.
11968 * builtins.c (expand_builtin_args_info): Report ICE with abort.
11969 * except.c (start_catch_handler): Report ICE with error/abort
11971 * final.c (output_operand_lossage): Likewise.
11972 * flow.c (verify_flow_info): Likewise.
11974 * gcc.c: Prototype fatal.
11975 * gengenrtl.c: Undef abort after including rtl.h not system.h.
11976 * genattr.c, genattrtab.c, genemit.c, genextract.c,
11977 genflags.c, genopinit.c, genoutput.c, genpeep.c, genrecog.c:
11978 Don't define fancy_abort.
11980 Wed Aug 25 17:56:59 1999 Richard Henderson <rth@cygnus.com>
11982 * optabs.c (emit_cmp_and_jump_insns): Be more thorough in
11985 Wed Aug 25 15:35:55 1999 Richard Henderson <rth@cygnus.com>
11987 * m88k.h (VERSION_INFO2): Kill.
11988 (VERSION_STRING): Kill.
11990 (VERSION_INFO1): Tidy.
11991 (TARGET_VERSION): Update.
11992 * m88k/dgux.h (VERSION_INFO2): Kill.
11993 (ASM_FIRST_LINE): Adjust for death of VERSION_STRING.
11994 * m88k/luna.h (VERSION_INFO1): Tidy.
11995 * m88k/sysv4.h (VERSION_INFO1): Likewise.
11996 * m88k.c (out_rcs_id, tm_rcs_id): Kill.
11997 (output_file_start): Adjust for death of VERSION_STRING.
11999 1999-08-25 13:51 -0700 Jim Meyering <meyering@ascend.com>
12001 * cpplib.c (detect_if_not_defined): New function.
12002 (do_if): Use it to detect potential once-only headers.
12004 Wed Aug 25 14:00:18 1999 Jason Merrill <jason@yorick.cygnus.com>
12006 * c-common.c (combine_strings): Always set TREE_CONSTANT.
12008 Wed Aug 25 15:27:22 1999 Gavin Romig-Koch <gavin@cygnus.com>
12010 * combine.c (nonzero_bits) : Allow single-ly set registers to be
12011 anywere in the function only if they are pseudos and set before
12012 being used (not live at the start of the function).
12013 (num_sign_bit_copies) : Same.
12014 (get_last_value_validate) : Same.
12015 (get_last_value) : Same.
12017 Wed Aug 25 11:13:29 1999 Richard Henderson <rth@cygnus.com>
12019 * loop.c (express_from): Try harder to unify (* c N) and (* c M)
12020 where N and M are constant and N is an integer multiple of M.
12022 Wed Aug 25 13:55:47 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
12024 * sbitmap.h (sbitmap_intersection_of_succs): Add prototype.
12025 (sbitmap_intersection_of_preds, sbitmap_union_of_succs,
12026 sbitmap_union_of_preds): Add prototypes.
12027 * sbitmap.c (sbitmap_intersection_of_succs): New function to compute
12028 the intersection of successors with the new flow graph structures.
12029 (sbitmap_intersection_of_preds): New function to compute the
12030 intersection of predecessors with the new flow graph structures.
12031 (sbitmap_union_of_succs): New function to compute the union of
12032 successors with the new flow graph structures.
12033 (sbitmap_union_of_preds): New function to compute the union of
12034 predecessors with the new flow graph structures.
12035 * gcse.c (compute_rdm, compute_available): Use new sbitmap routines.
12036 (expr_reaches_here_p): Use edge and basic_block structures instead
12037 of s_preds and s_succs.
12038 (compute_cprop_avinout): Use new sbitmap routines.
12039 (pre_expr_reaches_here_p): Use edge and basic_block structures instead
12040 of s_preds and s_succs.
12041 * flow.c (compute_flow_dominators): Compute dominators using
12042 edges and basic blocks instead of s_preds and s_succs.
12044 Wed Aug 25 13:41:47 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
12046 * lists.c (unused_insn_list, unused_expr_list): New file for
12047 maintaining various types of lists. New statics for maintaining a
12048 cache of available INSN_LIST and EXPR_LIST nodes.
12049 (free_list): Static function for freeing a list of INSN/EXPR nodes.
12050 (alloc_INSN_LIST): Function to get a free INSN_LIST node.
12051 (alloc_EXPR_LIST): Function to get a free EXPR_LIST node.
12052 (init_EXPR_INSN_LIST_cache): Initialize the cache lists.
12053 (free_EXPR_LIST_list): Free an entire list of EXPR_LIST nodes.
12054 (free_INSN_LIST_list): Free an entire list of INSN_LIST nodes.
12055 (free_EXPR_LIST_node): Free an individual EXPR_LIST node.
12056 (free_INSN_LIST_node): Free an individual INSN_LIST node.
12057 * haifa-sched.c (unused_insn_list, unused_expr_list): Moved to flow.c
12058 (free_list, alloc_INSN_LIST, alloc_EXPR_LIST): Moved to flow.c
12059 (remove_dependence, free_pending_lists): Use new global routines.
12060 (flush_pending_lists, sched_analyze_insn): Use new global routines.
12061 (sched_analyze, compute_block_backward_dependences): Use new routines.
12062 (sched_analyze_1, sched_analyze_2): Use new routines.
12063 (schedule_insns): Use new global routines.
12064 * rtl.h (init_EXPR_INSN_LIST_cache, free_EXPR_LIST_list): Add function
12066 (free_INSN_LIST_list, free_EXPR_LIST_node): Add prototypes.
12067 (free_INSN_LIST_node, alloc_INSN_LIST, alloc_EXPR_LIST): Add function
12069 * toplev.c (rest_of_compilation): Initialize node cache.
12070 * Makefile.in (OBJS): Add lists.o to list of object files.
12071 (lists.o): Add dependancies.
12073 Wed Aug 25 17:31:56 1999 Nick Clifton <nickc@cygnus.com>
12075 * config/v850/v850.md: Fix compile time warning messages.
12076 * config/v850/v850.c: Fix compile time warning messages.
12077 * config/v850/v850.h: Fix compile time warning messages.
12079 Wed Aug 25 09:44:43 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12081 * genattr.c (gen_attr): Add prototype arguments for get_attr_*().
12082 Remove unused prototype for `init_lengths'.
12084 Wed Aug 25 09:32:31 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12086 * calls.c (emit_call_1): Mark parameter `stack_size' with
12088 (expand_call): Initialize variable `insn'.
12089 (emit_library_call): Likewise for variable `high_to_save'.
12090 (emit_library_call_value): Likewise.
12091 (store_one_arg): Likewise for variables `lower_bound' and
12094 * combine.c (try_combine): Likewise for variables `i2_code_number'
12095 and `other_code_number'.
12096 (find_split_point): Likewise for variables `pos', `unsignedp' and
12098 (simplify_if_then_else): Likewise for variables `op' and `c1'.
12099 (simplify_and_const_int): Remove unused variable `width'.
12100 (merge_outer_ops): Likewise.
12102 * cse.c (simplify_binary_operation): Cast an INTVAL() to `unsigned
12103 HOST_WIDE_INT' when comparing against one.
12104 (simplify_relational_operation): Likewise.
12105 (cse_insn): Initialize variables `src_eqv_volatile',
12106 `src_eqv_in_memory', `src_eqv_in_struct', `src_eqv_hash' and `sets'.
12108 * final.c (init_final): Constify parameter `filename'.
12109 (final_start_function): Mark parameter `optimize' with
12111 (profile_function): Likewise for parameters `first' and `optimize'.
12112 (output_source_line): Likewise for parameter `file'.
12114 * integrate.c (subst_constants): Cast a value to `size_t' when
12115 comparing against one.
12116 (mark_stores): Initialize variable `mode'. Cast a value to
12117 `size_t' when comparing against one.
12119 * integrate.h (MAYBE_EXTEND_CONST_EQUIV_VARRAY): Likewise.
12121 * loop.c (move_movables): Initialize variable `first'.
12122 (strength_reduce): Likewise for variable `increment'.
12123 (check_dbra_loop): Likewise for variable `comparison_val'. Cast a
12124 value to `size_t' when comparing against one.
12125 (load_mems): Initialize variable `end_label'.
12127 * output.h (init_final): Constify parameter.
12129 * reload.c (decompose): Initialize variable `base'.
12131 * reload1.c (reload): Likewise for variable `is_scalar'.
12132 (spill_hard_reg): Mark parameter `dumpfile' with ATTRIBUTE_UNUSED.
12133 (choose_reload_regs): Initialize variable `mode'.
12134 (emit_reload_insns): Likewise for variable `store_insn'.
12135 (reload_cse_noop_set_p): Mark parameter `insn' with
12137 (reload_combine): Initialize variable `set'.
12139 * unroll.c (unroll_loop): Likewise for variable `local_label'.
12140 (copy_loop_body): Cast a value to `size_t' when comparing against
12143 * varasm.c (assemble_variable): Initialize variable `size_tree'.
12144 (const_hash): Add an `else abort()' in an if-else-if-else sequence.
12145 (remove_from_pending_weak_list): Mark parameter `name' with
12148 Wed Aug 25 11:18:39 1999 Bernd Schmidt <bernds@cygnus.co.uk>
12150 * toplev.c (rest_of_compilation): Use decl_printable_name when opening
12153 Wed Aug 25 10:57:12 1999 Nick Clifton <nickc@cygnus.com>
12155 * config/arm/telf.h (ASM_WEAKEN_LABEL): Define.
12156 (ASM_DECLARE_FUNCTION_NAME): Define.
12157 (TYPE_ASM_OP, SIZE_ASM_OP, TYPE_OPERAND_FORMAT,
12158 ASM_DECLARE_RESULT, ASM_DECLARE_OBJECT_NAME,
12159 ASM_FINISH_DECLARE_OBJECT, ASM_DECLARE_FUNCTION_SIZE): Define if
12160 not already defined.
12162 Wed Aug 25 01:36:11 1999 John David Anglin <dave@hiauly1.hia.nrc.ca>
12164 * calls.c (emit_call_1): Use call_pop/call_value_pop for all values
12165 of n_popped when call/call_value are not defined.
12167 Wed Aug 25 01:25:14 1999 Jeffrey A Law (law@cygnus.com)
12169 * tm.texi: GNU CC -> GCC conversion.
12170 (CC1_SPEC): Indicate it is used for all language front ends.
12172 Tue Aug 24 23:43:03 1999 Mark Mitchell <mark@codesourcery.com>
12174 * flow.c (delete_block): Spell NOTE_INSN_EH_REGION_BEG and
12175 NOTE_INSN_EH_REGION_END correctly.
12177 Tue Aug 24 23:26:44 1999 Michael Tiemann <tiemann@holodeck.cygnus.com>
12178 Jeff Law <law@cygnus.com>
12180 * loop.c (strength_reduce): Automatically unroll loops if the
12181 unrolled loop size is smaller than the rolled loop size.
12183 * loop.c (insert_bct): Replace use of sdiv_optab with asr_optab
12184 and delete comment that code should be rewritten.
12186 Tue Aug 24 22:56:35 1999 Jeffrey A Law (law@cygnus.com)
12188 * haifa-sched.c (find_rgns): Mark a block found during the DFS search
12191 * haifa-sched.c (get_visual_tbl_length): Fix off-by-one error.
12193 Tue Aug 24 22:41:06 1999 Mumit Khan <khan@xraylith.wisc.edu>
12195 * fixinc/mkfixinc.sh: Don't fix uwin headers.
12196 * i386/uwin.h (MD_STARTFILE_PREFIX): Define.
12197 (LINK_SPEC): Add -u _main when building executables.
12198 (ASM_DECLARE_FUNCTION): Update from Cygwin.
12199 (ASM_FILE_END): Use the default for ix86-pe.
12200 * i386/xm-uwin.h (HAVE_BCOPY): Undefine.
12202 Tue Aug 24 20:49:47 1999 Art Haas <ahaas@neosoft.com>
12204 * final.c (output_addr_const): Handle case where ASM_OPEN_PAREN
12205 and ASM_CLOSE_PAREN are empty strings.
12207 Wed Aug 25 12:46:22 1999 Fred Fish <fnf@cygnus.com>
12208 Geoffrey Keating <geoffk@cygnus.com>
12210 * Makefile.in (PREPROCESSOR_DEFINES): New macro.
12211 (protoize.o): Use PREPROCESSOR_DEFINES and DRIVER_DEFINES.
12212 (unprotoize.o): Ditto.
12213 (test-protoize-simple): Don't define STD_PROTO_DIR.
12214 * protoize.c: Use PARAMS rather than PROTO. Minor whitespace
12215 changes to make 'test-protoize-simple' pass.
12216 (STD_PROTO_DIR): Remove define.
12217 (STANDARD_EXEC_PREFIX): Supply default define.
12218 (standard_exec_prefix): New variable, init to STANDARD_EXEC_PREFIX.
12219 (target_machine): New variable, init to DEFAULT_TARGET_MACHINE.
12220 (target_version): New variable, init to DEFAULT_TARGET_VERSION.
12221 (GET_ENV_PATH_LIST): New macro.
12222 (default_syscalls_dir): No longer initialized to STD_PROTO_DIR.
12223 (do_processing): Initialize default_syscalls_dir using new
12224 macros. Use it to initialize syscalls_absolute_filename.
12226 Tue Aug 24 16:58:15 1999 Richard Henderson <rth@cygnus.com>
12228 * jump.c (jump_optimize_1): Do cmov opt on any single-set; force
12229 B into a register before emit_conditional_move.
12231 Tue Aug 24 15:37:03 1999 Richard Henderson <rth@cygnus.com>
12233 * fold-const.c (fold): Reassociate (+ (+ (* a b) c) (* d e))
12234 as (+ (+ (* a b) (* d e)) c). Factor a common power-of-two
12235 multiplicand out of (+ (* a b) (* c d)).
12237 Tue Aug 24 11:46:10 1999 Bob Manson <manson@cygnus.com>
12238 Richard Henderson <rth@cygnus.com>
12240 * haifa-sched.c (split_hard_reg_notes): Move to flow.c
12241 (new_insn_dead_notes): Likewise.
12242 (update_n_sets): Likewise.
12243 (update_flow_info): Move to flow.c, renamed to update_life_info;
12244 extend to handle multiple source insns.
12245 * flow.c: Include resource.h
12246 (unlink_insn_chain): New.
12247 (split_hard_reg_notes): New.
12248 (maybe_add_dead_note): New.
12249 (maybe_add_dead_note_use): New.
12250 (find_insn_with_note): New.
12251 (new_insn_dead_notes): New.
12252 (update_n_sets): New.
12253 (sets_reg_or_subreg_1, sets_reg_or_subreg): New.
12254 (maybe_remove_dead_notes): New.
12255 (update_life_info): New.
12256 (prepend_reg_notes): New.
12257 (replace_insns): New.
12258 * output.h (update_life_info): Declare.
12259 * recog.c (split_block_insns): Use update_life_info.
12260 * resource.c (find_free_register): Use reg_alloc_order, don't use
12261 fixed regs, make sure the mode is supported, don't use new regs.
12263 * rtl.h (replace_insns): Declare.
12265 Tue Aug 24 13:48:39 1999 Nathan Sidwell <nathan@acm.org>
12267 * expr.c (expand_expr): Cope with COND_EXPRs with one
12268 non-returning branch.
12270 Mon Aug 23 22:28:16 1999 Mark Mitchell <mark@codesourcery.com>
12272 * expr.c (store_expr): Always pass down the target, even when not
12275 1999-08-24 Nick Clifton <nickc@cygnus.com>
12277 * configure.in: Define target_cpu_default for v850 targets.
12278 * configure: Regenerate
12280 * config/v850/v850.h (TARGET_CPU_generic): Define.
12281 (GO_IF_LEGITIMATE_ADDRESS): Insist that SImode and larger constant
12282 addresses are 4 byte aligned.
12284 * config/v850/v850.c (print_operand): Cope with 'R' format DFmode
12287 Tue Aug 24 09:32:07 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12289 * genattr.c (function_unit_desc): Constify a char*. Add prototype.
12290 (main): Add prototypes.
12292 * genattrtab.c (substitute_address, write_const_num_delay_slots,
12293 attr_eq, attr_numeral, attr_equal_p, attr_copy_rtx): Prototype.
12294 (write_attr_get): Emit prototypes along with function definition.
12295 (write_eligible_delay): Mark a parameter with ATTRIBUTE_UNUSED.
12296 (write_complex_function): Emit static prototype along with
12297 function definition.
12299 * genemit.c (gen_split): Emit prototypes along with function
12302 * genoutput.c (output_epilogue): Add prototype to `insn_outfun'.
12303 Likewise for predicates and `insn_operand_predicate'.
12304 (process_template): Emit static prototype along with function
12307 * genrecog.c (make_insn_sequence): Constify a char*. Add
12308 prototypes for get_split_*().
12309 (write_subroutine): Emit prototypes along with function
12312 Tue Aug 24 12:35:20 1999 Bernd Schmidt <bernds@cygnus.co.uk>
12314 * gcse.c (find_avail_set): Follow chains of register-register copies.
12315 Use oprs_not_set_p to guarantee that the returned value can be
12317 (cprop_insn): Don't verify the return value of find_avail_set with
12320 * gcse.c (cprop_jump): New function, broken out of cprop_insn.
12321 (cprop_cc0_jump): New function.
12322 (cprop_insn): Break out new function cprop_jump and use it.
12323 Also use cprop_cc0_jump for machines with CC0.
12324 (cprop): Don't crash if cprop_insn turned the insn into a NOTE.
12326 * tree.h (current_function_calls_setjmp,
12327 current_function_calls_longjmp): Delete declarations.
12328 * dsp16xx.c: Include "function.h".
12329 * elxsi.c: Likewise.
12330 * gmicro.c: Likewise.
12331 * h8300.c: Likewise.
12332 * i370.c: Likewise.
12333 * m32r.c: Likewise.
12334 * mn10200.c: Likewise.
12335 * mn10300.c: Likewise.
12336 * ns32k.c: Likewise.
12337 * spur.c: Likewise.
12338 * v850.c: Likewise.
12340 * rtl.h (rtx_equal_function_value_matters): Declare.
12341 * toplev.c (rtx_equal_function_value_matters): Don't declare.
12343 * function.c: Likewise.
12344 * emit-rtl.c: Likewise.
12346 Tue Aug 24 02:47:44 1999 Jeffrey A Law (law@cygnus.com)
12348 * expr.c (convert_move): Fix arguments to TRULY_NOOP_TRUNCATION
12351 1999-08-24 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
12353 * jump.c (delete_barrier_successors) Match (set (pc) (pc)) insn
12356 Mon Aug 23 23:35:52 1999 Matthias Klose <doko@cs.tu-berlin.de>
12358 * cpp.texi: Add a node documenting macro varargs (copied
12361 1999-08-23 22:23 -0700 Zack Weinberg <zack@bitmover.com>
12363 * cppspec.c: Put a null pointer at the end of the new argv.
12365 Mon Aug 23 21:23:24 1999 Jeffrey A Law (law@cygnus.com)
12367 * configure.in: Remove code to select/de-select the haifa
12368 scheduler. Every scheduled port gets haifa now.
12369 * configure: Rebuilt.
12370 * flags.h, genattrtab.c, rtl.h, toplev.c: Remove HAIFA ifdefs.
12372 * Makefile.in: Corresponding changes.
12374 Mon Aug 23 16:04:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
12376 * optabs.c (prepare_cmp_insn): Turn COMPARISON arg into a pointer.
12377 All callers changed.
12378 (prepare_float_lib_cmp): Likewise.
12379 Use FLOAT_LIB_COMPARE_RETURNS_BOOL.
12380 * expr.h (emit_float_lib_cmp): Delete declaration.
12381 * tm.texi (FLOAT_LIB_COMPARE_RETURNS_BOOL): Document.
12382 * sparc.h (FLOAT_LIB_COMPARE_RETURNS_BOOL): Define.
12383 * sparc.md (bcc and scc patterns): Don't handle TFmode comparisons
12385 (cmptf): Now conditional on TARGET_HARD_QUAD.
12387 Fri Aug 20 17:52:27 1999 Jim Wilson <wilson@cygnus.com>
12389 * resource.c (mark_target_live_regs): Use
12390 PIC_OFFSET_TABLE_REG_CALL_CLOBBERED.
12392 Fri Aug 20 19:07:55 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12394 * rtl.c (rtx_class, note_insn_name, reg_note_name): Constify.
12396 * rtl.h (rtx_class, reg_note_name, note_insn_name): Likewise.
12398 * genopinit.c (gen_insn): Use accessor macro, not `rtx_class'.
12400 Fri Aug 20 18:53:43 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12402 * rtl.h (rtx_format): Constify a char*.
12404 * rtl.c (rtx_format): Likewise.
12405 (copy_rtx, copy_most_rtx, read_rtx): Likewise.
12406 (init_rtl): Use accessor macro, not `rtx_format'.
12408 * alias.c (rtx_equal_for_memref_p, find_symbolic_term): Constify a
12411 * caller-save.c (mark_referenced_regs): Likewise.
12413 * combine.c (subst, make_compound_operation, known_cond,
12414 gen_rtx_combine, update_table_tick, get_last_value_validate,
12415 use_crosses_set_p, mark_used_regs_combine, move_deaths): Likewise.
12417 * cse.c (rtx_cost, mention_regs, canon_hash, exp_equiv_p,
12418 refers_to_p, canon_reg, fold_rtx, cse_process_notes,
12419 count_reg_usage): Likewise.
12421 * emit-rtl.c (gen_rtx, copy_rtx_if_shared, reset_used_flags):
12424 * final.c (leaf_renumber_regs_insn): Likewise.
12426 * flow.c (mark_used_regs, find_use_as_address, dump_flow_info,
12427 dump_edge_info, count_reg_references): Likewise.
12429 * function.c (fixup_var_refs_1, walk_fixup_memory_subreg,
12430 fixup_stack_1, purge_addressof_1, instantiate_virtual_regs_1):
12433 * gcse.c (oprs_unchanged_p, hash_expr_1, expr_equiv_p,
12434 oprs_not_set_p, expr_killed_p, compute_transp, find_used_regs,
12435 add_label_notes): Likewise.
12437 * genattrtab.c (attr_rtx, attr_copy_rtx, encode_units_mask,
12438 clear_struct_flag, count_sub_rtxs, count_alternatives,
12439 compares_alternatives_p, contained_in_p, walk_attr_value,
12440 write_expr_attr_cache): Likewise.
12442 * genconfig.c (walk_insn_part): Likewise.
12444 * genemit.c (max_operand_1, gen_exp): Likewise.
12446 * genextract.c (walk_rtx): Likewise.
12448 * genflags.c (num_operands): Likewise.
12450 * genoutput.c (scan_operands): Likewise.
12452 * genpeep.c (match_rtx): Likewise.
12454 * genrecog.c (add_to_sequence): Likewise.
12456 * haifa-sched.c (may_trap_exp, sched_analyze_2, attach_deaths):
12459 * integrate.c (save_constants, copy_for_inline,
12460 copy_rtx_and_substitute, subst_constants, restore_constants):
12463 * jump.c (mark_jump_label, invert_exp, redirect_exp,
12464 rtx_renumbered_equal_p, rtx_equal_for_thread_p): Likewise.
12466 * local-alloc.c (contains_replace_regs, memref_referenced_p):
12469 * loop.c (record_excess_regs, rtx_equal_for_loop_p,
12470 add_label_notes, replace_call_address, count_nonfixed_reads,
12471 invariant_p, find_single_use_in_loop, find_mem_givs,
12472 find_life_end, maybe_eliminate_biv_1, update_reg_last_use):
12475 * print-rtl.c (reg_names, print_rtx): Likewise.
12477 * recog.c (validate_replace_rtx_1, find_single_use_1): Likewise.
12479 * reg-stack.c (stack_regs_mentioned_p, record_label_references,
12480 record_reg_life_pat, swap_rtx_condition, goto_block_pat,
12481 print_blocks): Likewise.
12483 * regclass.c (fix_register, record_address_regs,
12484 reg_scan_mark_refs): Likewise.
12486 * regmove.c (stable_but_for_p): Likewise.
12488 * reload.c (loc_mentioned_in_p, operands_match_p,
12489 find_reloads_toplevsubst_reg_equivs, find_reloads_address_1,
12490 copy_replacements, refers_to_regno_for_reload_p,
12491 refers_to_mem_for_reload_p, find_inc_amount, regno_clobbered_p,
12492 reload_when_needed_name, reg_class_names, debug_reload_to_stream):
12495 * reload1.c (eliminate_regs, scan_paradoxical_subregs,
12496 delete_address_reloads_1, count_occurrences,
12497 reload_cse_mem_conflict_p, reload_combine_note_use,
12498 add_auto_inc_notes): Likewise.
12500 * resource.c (mark_referenced_resources, mark_set_resources):
12503 * rtlanal.c (rtx_unstable_p, rtx_varies_p, rtx_addr_varies_p,
12504 reg_mentioned_p, regs_set_between_p, modified_between_p,
12505 modified_in_p, refers_to_regno_p, reg_overlap_mentioned_p,
12506 rtx_equal_p, volatile_insn_p, volatile_refs_p, side_effects_p,
12507 may_trap_p, inequality_comparisons_p, replace_rtx, replace_regs,
12508 jmp_uses_reg_or_mem, for_each_rtx, regno_use_in): Likewise.
12510 * sched.c (sched_analyze_2, attach_deaths): Likewise.
12512 * stupid.c (stupid_mark_refs): Likewise.
12514 * unroll.c (remap_split_bivs): Likewise.
12516 * varasm.c (mark_constants): Likewise.
12518 * a29k/a29k.c (uses_local_reg_p): Likewise.
12520 * alpha/alpha.c (summarize_insn): Likewise.
12522 * arm/arm.c (symbol_mentioned_p, label_mentioned_p,
12523 eliminate_lr2ip): Likewise.
12525 * arm/thumb.c (symbol_mentioned_p, label_mentioned_p): Likewise.
12527 * i386/i386.c (symbolic_reference_mentioned_p, copy_all_rtx,
12528 reg_mentioned_in_mem): Likewise.
12530 * ns32k/ns32k.c (global_symbolic_reference_mentioned_p,
12531 symbolic_reference_mentioned_p): Likewise.
12533 * romp/romp.c (unsigned_comparisons_p, hash_rtx): Likewise.
12535 * sh/sh.c (regs_used, mark_use): Likewise.
12537 * vax/vax.c (vax_rtx_cost): Likewise.
12539 Fri Aug 20 18:38:43 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12541 * machmode.h (mode_name): Constify a char*.
12543 * rtl.c (mode_name): Likewise.
12545 * genopinit.c (gen_insn): Use accessor macro, not `mode_name'.
12547 * optabs.c (init_libfuncs): Constify a char*.
12549 * print-tree.c (mode_name): Remove redundant declaration.
12550 (print_node): Use accessor macro, not `mode_name'.
12552 * reload1.c (dump_needs): Constify a char*. Use accessor macro,
12554 (new_spill_reg): Constify a char*.
12556 * tree.c (mode_name): Remove redundant declaration.
12558 Fri Aug 20 18:31:26 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12560 * rtl.c (rtx_name): Constify a char*.
12562 * rtl.h (rtx_name, fix_sched_param): Likewise.
12564 * gmicro/gmicro.c (rtx_name): Remove redundant declaration.
12565 (mypr): Use accessor macro, not `rtx_name'.
12567 * genemit.c (print_code): Constify a char*.
12569 * genopinit.c (gen_insn): Use accessor macro, not `rtx_name'.
12571 * genpeep.c (print_code): Constify a char*.
12573 * genrecog.c (print_code): Likewise.
12575 * graph.c (start_fct, start_bb, node_data, draw_edge, end_fct,
12576 end_bb): Add static prototype.
12577 (draw_edge): Constify a char*.
12578 (end_bb): Remove unused parameter.
12580 * haifa-sched.c (fix_sched_param, safe_concat, print_exp
12581 print_block_visualization): Constify a char*.
12583 Fri Aug 20 15:02:10 1999 Mark Mitchell <mark@codesourcery.com>
12585 * c-common.c (c_get_alias_set): Update comment.
12587 1999-08-20 Andreas Jaeger <aj@arthur.rhein-neckar.de>
12589 * linux.h (LIB_SPEC): Added.
12591 Fri Aug 20 22:32:17 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
12593 * config/c4x/c4x.h (STARTFILE_SPEC): Don't define.
12595 1999-08-19 18:43 -0700 Zack Weinberg <zack@bitmover.com>
12597 * tree.c (expr_check): Fix typo in last change.
12599 1999-08-19 14:44 -0700 Zack Weinberg <zack@bitmover.com>
12601 * rtl.def (NOTE): Change format to "iuu0n".
12602 (ADDR_DIFF_VEC): Change format to "eEee0".
12603 (ADDRESSOF): Change format to "eit".
12605 * rtl.h (rtvec): Make "elem" an array of rtx, not rtunion.
12606 (RTVEC_ELT): Change to match.
12607 (XVECEXP): Use XVEC and RTVEC_ELT.
12608 (INSN_UID, INSN_CODE, CODE_LABEL_NUMBER, NOTE_LINE_NUMBER,
12609 ADDRESSOF_REGNO, REGNO, SUBREG_WORD): Use XINT.
12610 (PREV_INSN, NEXT_INSN, PATTERN, REG_NOTES,
12611 CALL_INSN_FUNCTION_USAGE, SUBREG_REG, SET_SRC, SET_DEST,
12612 TRAP_CONDITION, TRAP_CODE): Use XEXP.
12613 (INTVAL): Use XWINT.
12614 (ADDRESSOF_DECL): Use XTREE.
12615 (SET_ADDRESSOF_DECL): Delete.
12616 (NOTE_DECL_NAME, NOTE_DECL_CODE, NOTE_DECL_RTL,
12617 NOTE_DECL_IDENTIFIER, NOTE_DECL_TYPE): Kill. These have been
12618 ifdefed out since 2.6 at least.
12619 (gen_rtvec_vv): Delete prototype.
12621 * rtl.h (rtvec_alloc): rt->elem is now an array of rtx,
12623 (copy_most_rtx): Handle 't' format letter.
12624 * emit-rtl.c (gen_rtvec_v): rt_val->elem is an array of rtx.
12625 (gen_rtvec_vv): Delete function. All callers changed to use
12626 gen_rtvec_v instead.
12627 * print-rtl.c (print_rtx): Move special casing of NOTEs to
12628 the '0' format letter.
12630 * function.c (gen_mem_addressof): Don't use
12631 SET_ADDRESSOF_DECL; provide `decl' to gen_rtx_ADDRESSOF
12633 * integrate.c (copy_rtx_and_substitute): Likewise.
12634 Copy 't' slots with XTREE.
12635 (subst_constants): Treat 't' slots like '[swi]' slots.
12636 * cse.c (canon_hash, exp_equiv_p): Treat 't' slots like '0' slots.
12637 * jump.c (rtx_equal_for_thread_p): Likewise.
12638 * rtlanal.c (rtx_equal_p): Likewise.
12639 * stmt.c (expand_end_case): gen_rtx_ADDR_DIFF_VEC now takes
12640 only four arguments.
12641 * gengenrtl.c (type_from_format): Provide correct types for
12645 * tree.h [ENABLE_CHECKING] (TREE_CHECK, TREE_CLASS_CHECK):
12646 If a recent gcc is in use (always in stage2 and beyond), use
12647 statement expressions, so we don't make a function call unless
12648 the check fails. Evaluate arguments exactly once.
12649 (CHAIN_CHECK, DO_CHECK, DO_CHECK1, TREE_CHECK1,
12650 TREE_CLASS_CHECK1, TYPE_CHECK1, DECL_CHECK1, CST_CHECK1):
12652 (CST_OR_CONSTRUCTOR_CHECK, EXPR_CHECK): Redefine such that
12653 they evaluate their arguments exactly once, irrespective of
12654 the compiler in use.
12656 * tree.c [ENABLE_CHECKING]: Define whichever set of functions
12657 is used by the currently-enabled check macros. This is:
12658 (tree_check_failed, tree_class_check_failed): For gcc.
12659 (tree_check, tree_class_check, cst_or_constructor_check,
12660 expr_check): For other compilers.
12662 * gencheck.c: Do not define any *_CHECK1 macros.
12664 Thu Aug 19 14:42:38 1999 Mike Stump <mrs@wrs.com>
12665 Mark Mitchell <mark@codesourcery.com>
12667 * c-common.c (c_get_alias_set): Fix support for poitners and
12670 Thu Aug 19 11:51:22 EDT 1999 John Wehle (john@feith.com)
12672 * alias.c: Include tree.h.
12673 (nonlocal_reference_p, mark_constant_function): New functions.
12674 * flow.c (life_analysis): Call mark_constant_function.
12675 * rtl.h (mark_constant_function): Declare it.
12677 Thu Aug 19 15:02:01 1999 Nick Clifton <nickc@cygnus.com>
12679 * config/rs6000/rs6000.c (rs6000_override_options): Fix test for
12680 unrecognisable switches.
12682 Wed Aug 18 23:31:57 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
12684 * loop.c (recombine_givs): Set ix field after sorting.
12685 (recombine_givs): Remove bogus index / giv lockstep looping.
12687 Wed Aug 18 18:20:40 1999 Bernd Schmidt <bernds@cygnus.co.uk>
12689 * expmed.c (emit_store_flag): If UNSIGNEDP, call unsigned_condition
12691 (emit_store_flag_force): Use do_compare_rtx_and_jump.
12692 (do_cmp_and_jump): Formatting fixes.
12693 * expr.c (do_compare_and_jump): Renamed from compare; changed to call
12694 do_compare_rtx_and_jump instead of compare_from_rtx.
12695 (do_compare_rtx_and_jump): New function; mostly copied from
12697 (do_jump_for_compare): Delete.
12698 (expand_expr): Use do_compare_rtx_and_jump when handling MAX_EXPR and
12700 (do_jump): Use do_compare_and_jump or do_compare_rtx_and_jump instead
12701 of compare/do_jump_for_compare pairs.
12702 (do_jump_by_parts_greater): Use do_jump_by_parts_greater_rtx.
12703 (do_jump_by_parts_greater_rtx): Use do_compare_rtx_and_jump instead of
12704 compare_from_rtx/do_jump_for_compare pairs.
12705 (do_jump_by_parts_equality): Likewise.
12706 (do_jump_by_parts_equality_rtx): Likewise.
12707 * expr.h (do_compare_rtx_and_jump): Declare.
12708 * optabs.c (prepare_cmp_insn): New function, contains most of the code
12709 that used to be in emit_cmp_insn.
12710 (cmp_available_p): New function.
12711 (prepare_operand): New function.
12712 (emit_cmp_and_jump_insn_1): New function, contains some code that used
12713 to be in emit_cmp_insn.
12714 (prepare_float_lib_cmp): Renamed from emit_float_lib_cmp; change some
12715 parameters to be pointers; don't emit final compare but modify some of
12716 the values pointed to by the args so the caller can perform the
12717 correct comparison.
12718 (expand_binop): Call emit_store_flag_force with signed forms of
12720 (expand_abs): Use do_compare_rtx_and_jump instead of compare_from_rtx/
12721 emit_jump_insn pair.
12722 (emit_cmp_and_jump_insn): Use prepare_cmp_insn and
12723 emit_cmp_and_jump_insn_1. Call emit_queue.
12724 (emit_cmp_insn): Just call emit_cmp_and_jump_insns with zero for LABEL
12726 * flow.c (tidy_fallthru_edge): If HAVE_cc0, verify insn before a
12727 jump sets cc0 before deleting it.
12728 * integrate.c (expand_inline_function): Likewise.
12729 * unroll.c (unroll_loop): Similar changes in several places.
12730 (copy_loop_body): If HAVE_cc0, verify insn before a jump sets cc0
12731 before deleting it.
12733 Wed Aug 18 06:37:44 1999 Bernd Schmidt <bernds@cygnus.co.uk>
12735 * Makefile.in (insn-recog.o): Update dependencies.
12736 * genrecog.c (main): Make generated file include "function.h".
12738 Sat Aug 14 00:54:57 1999 Geoffrey Keating <geoffk@cygnus.com>
12740 * cse.c (cse_insn): Call never_reached_warning when a jump is
12741 changed to be unconditional.
12742 * flags.h: Declare warn_notreached.
12743 * flow.c (delete_block): Call never_reached_warning when
12744 a block is deleted.
12745 * jump.c (delete_barrier_successors): Call never_reached_warning
12746 when we delete everything after a BARRIER.
12747 (never_reached_warning): New function.
12748 * rtl.h: Declare never_reached_warning.
12749 * toplev.c (warn_notreached): New variable.
12750 (lang_independent_options): Set warn_notreached
12751 when -Wunreachable-code.
12752 (compile_file): We need line numbers for -Wunreachable-code.
12754 Tue Aug 17 22:06:11 1999 Jan Hubicka <hubicka@freesoft.cz>
12756 * haifa-sched.c (insn_unit): Fix typo on out of range test.
12757 * sched.c (insn_unit): Likewise.
12759 Tue Aug 17 21:57:23 1999 Andreas Schwab <schwab@suse.de>
12761 * combine.c (distribute_notes): Handle REG_EH_RETHROW.
12763 Tue Aug 17 17:39:43 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
12765 * flow.c (create_edge_list): Use xmalloc, not malloc.
12767 Tue Aug 17 01:40:54 1999 Loren Rittle <ljrittle@acm.org>
12769 * fixinc/inclhack.def (no_double_slash): Do not trash single-line
12770 C-style comments. Do not lose the character before double slash.
12772 Mon Aug 16 18:08:22 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
12774 * basic-block.h (struct edge_list): Stucture to maintain a vector
12776 (EDGE_INDEX_NO_EDGE, EDGE_INDEX, INDEX_EDGE_PRED_BB, INDEX_EDGE_SUCC_BB,
12777 INDEX_EDGE, NUM_EDGES): New Macros for accessing edge list.
12778 (create_edge_list, free_edge-List, print_edge_list, verify_edge_list):
12779 New function prototypes.
12780 * flow.c (create_edge_list): Function to create an edge list.
12781 (free_edge_list): Discards memory used by an edge list.
12782 (print_edge_list): Debug output showing an edge list.
12783 (verify_edge_list): Internal consistency check for an edge list.
12784 (find_edge_index): Function to find an edge index for a pred and succ.
12786 Mon Aug 16 11:56:36 1999 Mark Mitchell <mark@codesourcery.com>
12788 * tree.c (type_hash_add): Use permalloc to allocate nodes in the
12791 Mon Aug 16 17:04:15 1999 Jorn Rennecke <amylaar@cygnus.co.uk>
12793 * mips.h (CLASS_CANNOT_CHANGE_SIZE): Define.
12795 Fri Aug 13 15:20:43 1999 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
12797 * config/i386/freebsd.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
12799 Fri Aug 13 10:21:28 1999 Nick Clifton <nickc@cygnus.com>
12801 * toplev.c (rest_of_compilation): Allow machine dependent
12802 reorganisation pass to place information into the RTL dump
12803 file if it so wishes.
12805 Sun Aug 15 12:41:21 1999 Jim Wilson <wilson@cygnus.com>
12807 * explow.c (hard_function_value): Use VOIDmode instead of
12809 * stmt.c (expand_return): Likewise.
12810 * stor-layout.c (get_best_mode): Likewise.
12812 * genemit.c (gen_expand): If next is MATCH_PAR_DUP, then output
12813 emit call instead of emit_insn call.
12815 Sat Aug 14 15:04:06 1999 Mumit Khan <khan@xraylith.wisc.edu>
12817 * configure.in: Handle --disable/enable-win32-registry.
12818 * install.texi: Document --disable/enable-win32-registry.
12819 * acconfig.h (ENABLE_WIN32_REGISTRY): New macro.
12820 (WIN32_REGISTRY_KEY): New macro.
12821 * prefix.c: Use to enable/disable win32-specific code.
12822 (lookup_key): Use versioned key.
12823 * configure: Regenerate.
12824 * config.in: Likewise.
12826 Fri Aug 13 17:41:55 1999 Jason Merrill <jason@yorick.cygnus.com>
12828 * cpplib.c (read_line_number): New fn, split out of...
12831 Fri Aug 13 14:18:27 1999 Gavin Romig-Koch <gavin@cygnus.com>
12833 tree.c (lang_unsave_expr_now) : New.
12834 (unsave_expr_now): Call lang_unsave_expr_now.
12835 tree.h (lang_unsave_expr_now) : New.
12837 Fri Aug 13 00:49:46 1999 Jason Merrill <jason@yorick.cygnus.com>
12839 * toplev.c (flag_new_exceptions): On by default.
12841 1999-08-13 Michael Meissner <meissner@cygnus.com>
12843 * Makefile.in (GCC_FOR_TARGET): Move -B./ after the tooldir -B.
12845 Fri Aug 13 01:29:57 1999 Alexandre Oliva <oliva@dcc.unicamp.br>
12847 * dwarfout.c (fundamental_type_code): Return FT_boolean for
12848 INTEGER_TYPE with precision==1, it's __java_boolean.
12850 Thu Aug 12 23:51:04 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
12852 * global.c (prune_preferences): Move some invariants out of the
12855 Thu Aug 12 15:30:29 1999 Jesse Perry (jap@unx.dec.com)
12857 * configure.in (alpha*-dec-osf*): Add osf5.
12859 Sun Aug 1 22:24:03 1999 Philip Blundell <philb@gnu.org>
12861 * configure.in: Rework handling of ARM GNU/Linux slightly.
12862 (arm*-*-linux-gnuoldld): New target.
12863 * configure: Regenerate.
12864 * install.texi (Configurations): Add arm-*-linux-gnu{oldld} and
12865 arm-*-elf. Mention that arm-*-linux-gnuaout is obsolete.
12866 * config/arm/linux-oldld.h: New file.
12867 * config/arm/linux-elf26.h: Don't include linux-elf.h.
12868 (TARGET_DEFAULT, SUBTARGET_LINK_SPEC, SUBTARGET_EXTRA_ASM_SPEC):
12870 * config/arm/linux-elf.h (ASM_SPEC): Define.
12871 (TARGET_DEFAULT, SUBTARGET_EXTRA_LINK_SPEC,
12872 SUBTARGET_EXTRA_ASM_SPEC, CPP_APCS_PC_DEFAULT): Add definitions
12873 for 26-bit APCS and old linker.
12874 (CPP_PREDEFINES): Define `__arm__'; don't define `arm' or
12876 (FP_DEFAULT): Define to FP_SOFT3 for all machines.
12877 * config/arm/linux-aout.h (CPP_PREDEFINES): Define `__arm__';
12878 don't define `arm' or `arm_elf'.
12879 * config/arm/t-linux (EXTRA_MULTILIB_PARTS, MULTILIB_OPTIONS,
12880 MULTILIB_DIRNAMES): Define. Fix typo in comment.
12882 Thu Aug 12 10:14:47 1999 Andreas Schwab <schwab@suse.de>
12884 * rtl.texi: Fix typo.
12886 Wed Aug 11 23:50:57 1999 Jason Merrill <jason@yorick.cygnus.com>
12888 * invoke.texi (C++ Dialect Options): Add -fms-extensions.
12890 Wed Aug 11 12:59:37 1999 Mark Mitchell <mark@codesourcery.com>
12892 * extend.texi (C++ Signatures): Remove node.
12893 * invoke.texi: Remove discussion of -fhandle-signatures,
12894 signature, sigof, __signature__, and __sigof__.
12896 Wed Aug 11 03:38:25 1999 Jeffrey A Law (law@cygnus.com)
12898 * Makefile.in (JAVAGC): Removed.
12900 Wed Aug 11 02:13:26 1999 Mumit Khan <khan@xraylith.wisc.edu>
12902 * i386/cygwin.h (ASM_OUTPUT_ALIGNED_BSS): Define.
12904 1999-08-11 Mark Elbrecht <snowball3@bigfoot.com>
12906 * i386/djgpp.h (ASM_OUTPUT_ALIGNED_BSS): Define.
12908 1999-08-11 Richard Earnshaw (rearnsha@arm.com)
12910 * emit-rtl.c (mark_reg_pointer): Don't increase the alignment of
12911 a register that is already known to be a pointer.
12913 1999-08-11 Bruce Korb <ddsinc09@ix.netcom.com>
12915 * fixinc/inclhack.tpl: Only install assert.h conditionally.
12916 * fixinc/inclhack.sh: Regenerated.
12917 * fixinc/fixincl.sh: Regenerated.
12919 Wed Aug 11 00:34:22 1999 Joe Buck <jbuck@synopsys.com>
12921 * invoke.texi: s/GNU CC/GCC/ for consistency with gcc.texi.
12922 Fix documentation of -ansi flag to describe its C++ behavior.
12923 Remove bogus reference to GCC 2.9.
12925 Tue Aug 10 17:19:02 1999 Jim Wilson <wilson@cygnus.com>
12927 * config/sh/sh.c (machine_dependent_reorg): Only call PUT_MODE on
12928 note if it is non-NULL.
12930 Tue Aug 10 10:47:42 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
12932 * except.h (eh_nesting_info): Add new structure defintion.
12933 (init_eh_nesting_info, free_eh_nesting_info): Add function prototypes.
12934 (reachable_handlers, update_rethrow_references): Add function
12936 * rtl.h (struct rtvec_def): Update comments. REG_EH_RETHROW takes
12937 a rethrow symbol instead of an integer exception region number.
12938 * flow.c (Make_edges): Use new exception nesting routines to determine
12939 which handlers are reachable from a CALL or asynchronous insn.
12940 Dont add an edge for calls with a REG_EH_REGION of -1 to non-local
12942 (delete_eh_regions): Update rethrow labels, and don't delete
12943 regions which are the target of a rethrow.
12944 * except.c (struct func_eh_entry): Add rethrow_ref field, now we can
12945 avoid overloading the SYMBOL_REF_USED flag.
12946 (rethrow_symbol_map): Use new rethrow_ref field.
12947 (rethrow_used): Use new rethrow_ref field.
12948 (expand_rethrow): REG_EH_RETHROW now has a SYMBOL_REF instead
12949 of an integer. Fix formatting.
12950 (output_exception_table_entry): Use new rethrow_ref field.
12951 (can_throw): Check for EH_REGION_NOTE before deciding
12952 whether a CALL can throw or not.
12953 (scan_region): Call rethrow_used() instead of accessing data structure.
12954 (update_rethrow_references): New function to make sure only regions
12955 which are still targets of a rethrow are flagged as such.
12956 (process_nestinfo): New static function to initialize a handler
12957 list for a specific region.
12958 (init_eh_nesting_info): New function to allocate and initialize
12959 the list of all EH handlers reachable from all regions.
12960 (reachable_handlers): New function to retrieve the list of handlers
12961 reachable from a specific region and insn.
12962 (free_eh_nesting_info): New function to dispose of a list of
12963 reachable handlers.
12965 Tue Aug 10 10:39:31 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
12967 * flow.c (split_edge): Set JUMP_LABEL field.
12968 (commit_one_edge_insertion): Set head correctly for insert_before.
12969 When inserting insns, update insn block numbers if allocated.
12971 Tue Aug 10 09:26:07 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12973 * dwarf2out.c (dwarf2out_frame_debug_expr, add_incomplete_type,
12974 retry_incomplete_types): Add static prototype.
12975 (stripattributes, dwarf_cfi_name, ASM_OUTPUT_DWARF_STRING,
12976 dwarf_tag_name, dwarf_attr_name, dwarf_form_name,
12977 dwarf_stack_op_name, dwarf_type_encoding_name, add_AT_string,
12978 dwarf2_name, add_name_attribute, lookup_filename, dwarf2out_line,
12979 dwarf2out_start_source_file, dwarf2out_define, dwarf2out_undef):
12982 * dwarf2out.h (dwarf2out_define, dwarf2out_undef,
12983 dwarf2out_start_source_file, dwarf2out_line): Likewise.
12985 Tue Aug 10 09:21:46 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12987 * output.h (assemble_name): Constify a char*.
12989 * varasm.c (UNIQUE_SECTION, assemble_start_function,
12990 assemble_variable, assemble_name): Likewise.
12992 * dwarf2out.c (ASM_NAME_TO_STRING): Likewise.
12994 * arm/pe.c (arm_pe_unique_section): Likewise.
12996 * i386/cygwin.h (STRIP_NAME_ENCODING): Likewise.
12998 * i386/i386-interix.h (STRIP_NAME_ENCODING): Likewise.
13000 * i386/interix.c (i386_pe_unique_section): Likewise.
13002 * i386/win32.h (STRIP_NAME_ENCODING): Likewise.
13004 * i386/winnt.c (i386_pe_unique_section): Likewise.
13006 * m32r/m32r.h (ASM_OUTPUT_LABELREF): Likewise.
13008 * mn10200/mn10200.h (ASM_OUTPUT_LABELREF): Likewise.
13010 * mn10300/mn10300.h (ASM_OUTPUT_LABELREF): Likewise.
13012 * pa/pa.c (output_call): Likewise.
13014 * pa/pa.h (ASM_OUTPUT_MI_THUNK): Likewise.
13016 * pa/som.h (ASM_OUTPUT_FUNCTION_PREFIX): Likewise.
13018 * rs6000/rs6000.c (rs6000_output_load_toc_table, output_toc):
13021 * rs6000/rs6000.h (RS6000_OUTPUT_BASENAME, STRIP_NAME_ENCODING):
13024 * rs6000/sol2.h (ASM_OUTPUT_SOURCE_LINE): Likewise.
13026 * rs6000/sysv4.h (ASM_DECLARE_FUNCTION_NAME, ASM_OUTPUT_INT,
13027 STRIP_NAME_ENCODING, ASM_OUTPUT_LABELREF): Likewise.
13029 * v850/v850.h (ASM_OUTPUT_LABELREF): Likewise.
13031 Mon Aug 9 19:54:05 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13033 * real.c (GET_REAL, PUT_REAL): Use memcpy instead of bcopy.
13035 Mon Aug 9 19:36:00 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13037 * tree.h (lang_identify): Constify a char*.
13038 (print_error_function): Add extern prototype. Constify a char*.
13040 * c-lang.c (lang_identify): Constify a char*.
13042 * objc/objc-act.c (lang_identify): Constify a char*.
13044 Mon Aug 9 16:21:53 1999 Bernd Schmidt <bernds@cygnus.co.uk>
13046 * genpeep.c (main): Make generated file include "function.h".
13047 * arm.c (function_really_clobbers_lr): Delete INLINE_HEADER case.
13049 Mon Aug 9 10:08:50 1999 Bernd Schmidt <bernds@cygnus.co.uk>
13051 * Makefile.in: Update dependencies.
13052 * alias.c: Include "function.h"
13053 * c-decl.c: Likewise.
13054 * caller-save.c: Likewise.
13055 * calls.c: Likewise.
13056 * combine.c: Likewise.
13058 * explow.c: Likewise.
13059 * final.c: Likewise.
13060 * global.c: Likewise.
13061 * graph.c: Likewise.
13062 * local-alloc.c: Likewise.
13063 * loop.c: Likewise.
13064 * optabs.c: Likewise.
13065 * profile.c: Likewise.
13066 * recog.c: Likewise.
13067 * regclass.c: Likewise.
13068 * regmove.c: Likewise.
13069 * reload.c: Likewise.
13070 * reorg.c: Likewise.
13071 * resource.c: Likewise.
13072 * sched.c: Likewise.
13073 * stupid.c: Likewise.
13074 * config/1750a/1750a.c: Likewise.
13075 * config/a29k/a29k.c: Likewise.
13076 * config/arc/arc.c: Likewise.
13077 * config/arm/arm.c: Likewise.
13078 * config/arm/thumb.c: Likewise.
13079 * config/c4x/c4x.c: Likewise.
13080 * config/clipper/clipper.c: Likewise.
13081 * config/convex/convex.c: Likewise.
13082 * config/fx80/fx80.c: Likewise.
13083 * config/i860/i860.c: Likewise.
13084 * config/m68k/m68k.c: Likewise.
13085 * config/m88k/m88k.c: Likewise.
13086 * config/mips/mips.c: Likewise.
13087 * config/pdp11/pdp11.c: Likewise.
13088 * config/pyr/pyr.c: Likewise.
13089 * config/romp/romp.c: Likewise.
13090 * config/sh/sh.c: Likewise.
13091 * config/tahoe/tahoe.c: Likewise.
13092 * config/vax/vax.c: Likewise.
13093 * config/we32k/we32k.c: Likewise.
13094 * config/sparc/sparc.c: Include "function.h".
13095 (mem_min_alignment): Test current_function rather than
13096 regno_pointer_align.
13097 * config/pa/pa.c: Likewise.
13098 (compute_frame_size): Delete declaration of
13099 current_function_outgoing_args_size.
13100 * config/arc/arc.h (current_function_varargs): Delete declaration.
13101 * config/elxsi/elxsi.h (current_function_calls_alloca): Delete
13103 * config/i370/i370.h (current_function_outgoing_args_size): Delete
13105 * config/i386/i386.h (FINALIZE_PIC): Delete declaration of
13106 current_function_uses_pic_offset_table.
13107 * config/m68k/a-ux.h (FUNCTION_EXTRA_EPILOGUE): Delete declaration
13108 of current_function_returns_pointer.
13109 * config/m68k/altos3068.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
13110 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
13111 * config/m68k/m68kv4.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
13112 * config/m68k/mot3300.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
13113 * config/m68k/pbb.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
13114 * config/m68k/tower-as.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
13115 * config/m88k/m88k.c: Include "function.h"
13116 (call_used_regs, current_function_pretend_args_size,
13117 current_function_outgoing_args_size, frame_pointer_needed): Delete
13119 * config/m88k/m88k.h (current_function_pretend_args_size): Delete
13121 * config/mips/mips.h (current_function_calls_alloca): Delete
13123 * config/mn10200/mn10200.h (current_function_needs_context,
13124 rtx_equal_function_value_matters): Delete declarations.
13125 * config/ns32k/ns32k (current_function_uses_pic_offset_table,
13126 flag_pic): Delete declarations.
13127 * config/pa/pa.h (current_function_pretend_args_size,
13128 current_function_decl): Delete declarations.
13129 * config/pa/som.h (current_function_varargs): Delete declaration.
13130 * config/pdp11/pdp11.h (current_function_pretend_args_size): Delete
13132 * config/pyr/pyr.h (current_function_pretend_args_size,
13133 current_function_args_size, current_function_calls_alloca): Delete
13135 * config/sh/sh.h (current_function_varargs): Delete declaration.
13136 * config/sparc/sparc.h (current_function_outgoing_args_size,
13137 current_function_calls_alloca, current_function_decl): Delete
13139 * config/spur/spur.h (current_function_pretend_args_size,
13140 current_function_calls_alloca): Delete declarations.
13141 * config/v850/v850.c (current_function_outgoing_args_size): Delete
13143 * config/vax/vms.h (current_function_name): Delete declaration.
13144 * gcse.c: Include "function.h".
13145 (current_function_name, current_function_calls_setjmp): Delete
13147 * haifa-sched.c: Include "function.h".
13148 (forced_labels): Delete declaration.
13149 * jump.c: Likewise.
13150 * reg-stack.c: Likewise.
13151 * reload1.c: Likewise.
13152 * genemit.c (main): Make generated file include function.h.
13153 * genoutput.c (output_prologue): Likewise.
13155 * builtins.c (saveregs_value, apply_args_value): Delete variables.
13156 * emit-rtl.c (reg_rtx_no, first_label_num, first_insn, last_insn,
13157 sequence_rtl_expr, cur_insn_uid, last_linenum, last_filename,
13158 regno_pointer_flag, regno_pointer_flag_length, regno_pointer_align,
13159 regno_reg_rtx, sequence_stack): Delete variables. Add accessor
13160 macros for some of them.
13161 (emit_filename, emit_lineno): Delete declarations.
13162 (gen_reg_rtx): Use memset/memcpy instead of bzero/bcopy. Access
13163 regno_pointer_* variables through current_function.
13164 (gen_inline_header_rtx): Delete function.
13165 (save_emit_status): Delete function.
13166 (set_new_last_label_num): New function.
13167 (clear_emit_caches): New function.
13168 (restore_emit_status): Just clear last_labelnum and call
13170 (get_last_insn_anywhere): Variable sequence_stack is now accessed
13171 through macro seq_stack.
13172 (add_insn_after): Likewise.
13173 (add_insn_before): Likewise.
13174 (remove_insn): Likewise.
13175 (pop_topmost_sequence): Likewise.
13176 (in_sequence_p): Likewise.
13177 (start_sequence_for_rtl_expr): Likewise.
13178 (start_sequence): Likewise, and likewise for
13179 sequence_rtl_expr/seq_rtl_expr.
13180 (push_topmost_sequence): Likewise.
13181 (end_sequence): Likewise.
13182 (init_virtual_regs): Now takes a "struct emit_status *" argument.
13183 All callers changed. Store into that pointer instead of globals.
13184 (init_emit): Allocate emit elt of current_function.
13185 Changes for sequence_rtl_expr/sequence_stack renaming.
13186 Call clear_emit_caches instead of doing it in-line.
13187 Access regno_pointer_* variables through current_function.
13188 (init_emit_once) Don't clear sequence_stack.
13190 * expr.c (pending_stack_adjust, inhibit_defer_pop, pending_chain):
13192 (arg_pointer_save_area): Delete declaration.
13193 (finish_expr_for_function): Renamed from init_queue; no longer static.
13194 (init_expr): Don't call init_queue.
13195 (save_expr_status, restore_expr_status): Delete functions.
13196 (expand_expr): Changes to reflect new layout of struct function.
13197 Don't access current_function_check_memory_usage when current_function
13199 * expr.h (forced_labels, save_expr_regs, saveregs_value,
13200 apply_args_value, current_function_calls_alloca, inhibit_defer_pop,
13201 current_function_outgoing_args_size, current_function_arg_offset_rtx,
13202 current_function_uses_const_pool, function_call_count,
13203 current_function_uses_pic_offset_table, nonlocal_labels,
13204 current_function_internal_arg_pointer, nonlocal_goto_stack_level,
13205 current_function_check_memory_usage, nonlocal_goto_handler_slots,
13206 pending_stack_adjust, target_temp_slot_level, temp_slot_level): Delete
13208 (finish_expr_for_function): Declare.
13209 * flags.h (current_function_has_nonlocal_label,
13210 current_function_has_nonlocal_goto, current_function_is_thunk,
13211 current_function_has_computed_jump): Delete declarations.
13212 * flow.c (forced_labels): Delete declaration.
13213 * function.c (current_function_pops_args,
13214 current_function_returns_struct, current_function_returns_pcc_struct,
13215 current_function_needs_context, current_function_calls_setjmp,
13216 current_function_calls_longjmp, current_function_has_nonlocal_label,
13217 current_function_has_nonlocal_goto, current_function_is_thunk,
13218 current_function_has_computed_jump, current_function_calls_alloca,
13219 current_function_contains_functions, current_function_returns_pointer,
13220 current_function_epilogue_delay_list, current_function_args_size,
13221 current_function_pretend_args_size, current_function_arg_offset_rtx,
13222 current_function_outgoing_args_size, current_function_varargs,
13223 current_function_stdarg, current_function_args_info, cleanup_label,
13224 current_function_name, current_function_uses_const_pool,
13225 current_function_instrument_entry_exit, current_function_return_rtx,
13226 current_function_uses_pic_offset_table, nonlocal_labels,
13227 current_function_internal_arg_pointer, current_function_cannot_inline,
13228 current_function_check_memory_usage, function_call_count,
13229 nonlocal_goto_handler_slots, nonlocal_goto_handler_labels,
13230 nonlocal_goto_stack_level, return_label, save_expr_regs,
13231 stack_slot_list, rtl_expr_chain, tail_recursion_label, temp_slots,
13232 tail_recursion_reentry, arg_pointer_save_area, frame_offset,
13233 context_display, trampoline_list, parm_birth_insn, invalid_stack_slot,
13234 last_parm_insn, max_parm_reg, parm_reg_stack_loc, sequence_rtl_expr,
13235 temp_slot_level, var_temp_slot_level, target_temp_slot_level):
13237 (push_function_context_to): Don't save them. Don't call
13238 save_storage_status, save_emit_status or save_expr_status.
13239 (pop_function_context_from): Don't restore them. Don't call
13240 restore_storage_status or restore_expr_status.
13241 (get_func_frame_size): New function.
13242 (get_frame_size): Use it.
13243 (assign_outer_stack_local): Reflect some member name changes in struct
13245 (put_reg_into_stack): Likewise.
13246 (assign_stack_temp_for_type): sequence_rtl_expr was renamed to
13248 (fixup_var_refs): Likewise.
13249 (fix_lexical_addr): Likewise.
13250 (trampoline_address): Likewise.
13251 (prepare_function_start): Clear field inlinable of current_function.
13252 (init_function_for_compilation): New function.
13253 (expand_dummy_function_end): New function.
13254 (expand_function_end): Call finish_expr_for_function.
13255 * function.h (struct emit_status): New; fields moved here from struct
13256 function and from global variables. Add accessor macros for some of
13258 (struct expr_status): Likewise.
13259 (REGNO_POINTER_ALIGN, REGNO_POINTER_FLAG): Moved here from regs.h.
13260 (struct function): Add fields expr and emit, inlinable, inl_emit,
13261 original_arg_vector, original_decl_initial, inl_last_parm_insn,
13262 inl_max_label_num. Add many comments.
13263 Add accessor macros for all elts of struct function that no longer
13264 have a global variable.
13265 (cleanup_label, return_label, frame_offset, tail_recursion_label,
13266 tail_recursion_reentry, arg_pointer_save_area, rtl_expr_chain,
13267 stack_slot_list): Delete declarations.
13268 (get_func_frame_size): Declare.
13269 (save_expr_status, restore_expr_status, save_emit_status,
13270 save_storage_status, restore_storage_status): Delete declarations.
13271 (init_virtual_regs): Declare.
13272 * output.h (current_function_pops_args,
13273 current_function_returns_struct, current_function_returns_pcc_struct,
13274 current_function_needs_context, current_function_calls_setjmp,
13275 current_function_calls_longjmp, current_function_calls_alloca,
13276 current_function_has_nonlocal_label, current_function_varargs,
13277 current_function_has_computed_jump, current_function_returns_pointer,
13278 current_function_contains_functions, current_function_args_size,
13279 current_function_pretend_args_size, current_function_stdarg,
13280 current_function_outgoing_args_size, current_function_args_info,
13281 current_function_name, current_function_return_rtx,
13282 current_function_epilogue_delay_list,
13283 current_function_uses_const_pool, current_function_cannot_inline):
13284 Delete declarations.
13285 * regs.h (reg_rtx_no, regno_pointer_flag, regno_pointer_flag_length,
13286 regno_reg_rtx): Delete declaration.
13287 (REGNO_POINTER_FLAG): Delete macro.
13288 * stmt.c (expand_goto): Changes to reflect that some fields in struct
13289 function were renamed.
13290 * stor-layout.c (save_storage_status, restore_storage_status): Delete
13292 * toplev.c: Include "function.h".
13293 (current_function_decl): Delete declaration.
13294 (compile_file): Call init_dummy_function_start and
13295 expand_dummy_function_end around some initializations that need to
13297 (rest_of_compilation): Use DECL_SAVED_INSNS properly.
13298 Call init_function_for_compilation.
13299 * unroll.c: Include "function.h"
13300 (unroll_loop): Access regno_pointer_* variables through
13303 * tree.h (struct tree_decl): Add elt f to saved_insns member.
13304 (DECL_SAVED_INSNS): use it.
13305 (expand_dummy_function_end): Declare.
13306 (init_function_for_compilation): Declare.
13307 * calls.c (calls_function_1): Change use of DECL_SAVED_INSNS now
13308 that it's no longer an INLINE_HEADER.
13309 (expand_call): Likewise.
13310 * integrate.c (finish_inline): Delete function.
13311 (max_parm_reg, parm_reg_stack_loc): Delete declarations.
13312 (initialize_for_inline): Delete min_labelno, max_labelno and max_reg
13313 args. Don't generate an INLINE_HEADER rtx, just return the arg
13314 vector. All callers changed.
13315 (save_for_inline_copying): Create a duplicate struct emit_status to
13316 hold the emit state for compiling the current function. Use this and
13317 the other new fields in struct function that are for integration
13318 instead of an INLINE_HEADER.
13319 Use memcpy instead of bcopy.
13320 Store the current struct function in DECL_SAVED_INSNS of fndecl.
13321 (save_for_inline_nocopy): Similar changes, except no new emit_status
13323 (expand_inline_function): Get information from function structure,
13324 not from an inline header rtx.
13325 (output_inline_function): Lose code to extract the necessary
13326 information from an inline header; simply put back the function
13327 structure into current_function. Clear its inlinable elt.
13328 * rtl.def (INLINE_HEADER): Delete.
13329 * rtl.h: Delete all accessors for an INLINE_HEADER.
13330 (gen_inline_header_rtx): Delete declaration.
13331 (regno_reg_rtx, regno_pointer_align, nonlocal_goto_handler_labels):
13332 Delete declarations.
13333 (REGNO_POINTER_ALIGN): Delete.
13334 (clear_emit_caches): Declare.
13335 (set_new_last_label_num): Declare.
13337 Mon Aug 9 01:52:24 1999 Jason Merrill <jason@yorick.cygnus.com>
13339 * print-tree.c (print_node): Print base for OFFSET_TYPEs.
13341 * except.c (expand_eh_region_start_for_decl): Always start a new block.
13342 * stmt.c (is_eh_region): Make sure current_function is present, too.
13344 Mon Aug 9 01:15:24 1999 Jeffrey A Law (law@cygnus.com)
13346 * pa.h (HARD_REGNO_MODE_OK): Correctly handle FPregs, even when
13347 for 64bit PA targets.
13349 * pa.h (SELECT_SECTION): Define.
13350 * som.h (SELECT_SECTION): Delete.
13352 Sun Aug 8 15:13:20 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13354 * alias.c (init_alias_analysis): Wrap call to
13355 `prologue_epilogue_contains' within HAVE_prologue||HAVE_epilogue.
13357 1999-08-07 Bruce Korb <autogen@linuxbox.com>
13359 * fixinc/inclhack.def(irix_asm_apostrophe): IRIX 5.2's
13360 <sys/asm.h> contains an asm comment with an apostrophe
13361 * fixinc/inclhack.sh: regen
13362 * fixinc/fixincl.x: regen
13364 Sat Aug 7 19:37:07 1999 Richard Henderson <rth@cygnus.com>
13366 * function.c (init_function_start): Clear prologue & epilogue.
13367 (prologue_epilogue_contains): New function.
13368 * alias.c (init_alias_analysis): Use it.
13369 * rtl.h (prologue_epilogue_contains): Declare it.
13371 Sat Aug 7 19:32:16 1999 Richard Henderson <rth@cygnus.com>
13373 * jump.c (onlyjump_p): New function.
13374 * rtl.h: Declare it.
13375 * flow.c (delete_unreachable_blocks): Use onlyjump_p instead
13376 of condjump_p in calling tidy_fallthru_edge and merge_blocks.
13378 Sat Aug 7 17:09:36 1999 Richard Henderson <rth@cygnus.com>
13380 * global.c (build_insn_chain): Use EXECUTE_IF_SET_IN_REG_SET
13381 to invert loops. Simplify block scanning.
13383 Sat Aug 7 02:11:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
13385 * gcse.c (hash_scan_set): Treat SYMBOL_REFs like CONST_INTs.
13386 (cprop_insn): Treat SYMBOL_REFs like CONST_INTs.
13388 1999-08-07 Jonathan Larmour <jlarmour@cygnus.co.uk>
13390 * config/sparc/liteelf.h: New file to support sparclite-elf target
13391 * config/sparc/t-sp86x: New file to support sparc86x targets
13392 * config/sparc/sp86x-aout.h: New file to support sparc86x-aout target
13393 * config/sparc/sp86x-elf.h: New file to support sparc86x-elf target
13394 * configure.in: Support above target triplets
13395 * configure: Regenerated
13397 Sat Aug 7 01:39:27 1999 Philippe De Muyter <phdm@macqel.be>
13399 * fixinc/server.c (server_setup): Do not prefix function used as
13400 parameter with `&'.
13402 Sat Aug 7 00:21:20 1999 Richard Henderson <rth@cygnus.com>
13404 * alpha.md (movhi and movqi patterns): Correct predicate for !BWX.
13405 Remove fp reg alternatives.
13407 Sat Aug 7 00:06:54 1999 Jeffrey A Law (law@cygnus.com)
13409 * Makefile.in (TAROUTOPTS): Kill.
13410 (install-headers-tar): Use "xpf" for tar headerfile extraction
13411 * i370/x-oe (TAROUTOPTS): Delete.
13412 * m68k/x-apollo68 (TAROUTOPTS): Delete.
13413 * m68k/x-hp320 (TAROUTOPTS): Delete.
13414 * m68k/x-hp320g (TAROUTOPTS): Delete.
13415 * gcc.texi: Update bug reporting text.
13417 1999-08-6 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
13419 * reg-stack.c (change_stack) Fixed problem with negative array index.
13421 Fri Aug 6 23:08:44 1999 Jeffrey A Law (law@cygnus.com)
13423 * extend.texi, install.texi: Fix spelling mistakes.
13425 * Makefile.in (PREMADE_ATTRTAB_MD, PREMADE_ATTRTAB): Delete.
13426 (s-attrtab); No longer try to use pre-made insn-attrtab file.
13427 * mips/t-bsd: Delete references to obsolete PREMADE_ATTRTAB and
13428 PREMADE_ATTRTAB_MD.
13429 * mips/t-ecoff: Likewise.
13430 * mips/t-elf: Likewise.
13431 * mips/t-mips: Likewise.
13432 * mips/t-osfrose: Likewise.
13433 * mips/t-r3900: Likewise.
13434 * mips/t-svr3: Likewise.
13435 * mips/t-svr4: Likewise.
13436 * mips/t-ultrix: Likewise.
13438 * gcc.texi: Document recommend means to provide software floating
13439 point libraries in libgcc.a
13441 1999-08-06 Jason Merrill <jason@yorick.cygnus.com>
13443 * c-lex.c (yylex): We can have a number with no digits.
13445 Fri Aug 6 16:53:55 EDT 1999 John Wehle (john@feith.com)
13447 * jump.c (delete_prior_computation): New function, broken
13448 out of delete_computation. Check for side effects with
13449 side_effects_p instead of FIND_REG_INC_NOTE. Handle
13450 multi-word hard registers.
13451 (delete_computation): Use it. Check for side effects with
13452 side_effects_p instead of FIND_REG_INC_NOTE. Synthesize a
13453 missing REG_DEAD note for a register which is both set and
13456 Fri Aug 6 11:05:29 1999 Jeffrey A Law (law@cygnus.com)
13458 * elf.h (TEXT_SPACE_P, FUNCTION_NAME_P): Delete.
13459 (ASM_GLOBALIZE_LABEL, ASM_OUTPUT_INT, ASM_OUTPUT_DOUBLE_INT): Likewise.
13460 (ASM_FILE_START): Import _mcount with the right type.
13461 (ASM_DECLARE_FUNCTION_NAME): Define.
13462 (ASM_OUTPUT_EXTERNAL, ASM_OUTPUT_EXTERNAL_LIBCALL): Define.
13463 * pa.c (output_function_prologue): Always emit the function's label
13465 * pa.h (TEXT_SPACE_P): Define.
13466 (FUNCTION_NAME_P, ENCODE_SECTION_INFO, STRIP_NAME_ENCODING): Likewise.
13467 (ASM_OUTPUT_INT, ASM_OUTPUT_DOUBLE_INT, ASM_GLOBALIZE_LABEL): Likewise.
13468 * som.h (TEXT_SPACE_P): Delete.
13469 (FUNCTION_NAME_P, ENCODE_SECTION_INFO, STRIP_NAME_ENCODING): Likewise.
13470 (ASM_GLOBALIZE_LABEL, ASM_OUTPUT_INT): Likewise.
13472 Thu Aug 5 19:29:39 1999 Jim Wilson <wilson@cygnus.com>
13474 * expr.c (emit_group_load): Allow src to be a CONCAT.
13476 Thu Aug 5 22:27:15 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
13478 * config/sh/lib1funcs.asm (___movstrSI0): Change or r0,r0,r0 to nop.
13479 (___mulsi3): Use '!' comment character.
13481 Thu Aug 5 13:34:14 1999 Bernd Schmidt <bernds@cygnus.co.uk>
13483 * reload1.c (maybe_fix_stack_asms): Also declare P as "const char *".
13485 Thu Aug 5 02:40:42 1999 Jeffrey A Law (law@cygnus.com)
13487 * gcc.c: Update URLs and mail addresses.
13488 * gcc.texi: Likewise.
13490 Thu Aug 5 01:14:13 1999 Daniel Jacobowitz <drow@false.org>
13492 * rs6000.c (current_file_function_operand): Return zero for
13494 (rs6000_encode_section_info): Do not set SYMBOL_REF_FLAG for
13496 * rs6000.h (ENCODE_SECTION_NIFO): Do not set SYMBOL_REF_FLAG
13499 Thu Aug 5 00:56:30 1999 Geoffrey Keating <geoffk@cygnus.com>
13501 * rs6000.c (rs6000_stack_info): For ABI_V4/ABI_SOLARIS -fpic, always
13502 allocate space in the stack frame for the PIC register.
13504 Thu Aug 5 00:20:47 1999 Jeffrey A Law (law@cygnus.com)
13506 * m68k.md (xordi3, anddi3): These patterns are not available on
13509 Wed Aug 4 23:39:20 1999 Mark Mitchell <mark@codesourcery.com>
13511 * real.c (GET_REAL): Don't violate ANSI/ISO aliasing rules.
13512 (PUT_REAL): Likewise.
13514 Wed Aug 4 20:45:04 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
13516 * final.c (shorten_branches): Don't add an alignment for loops
13517 that have no label inside.
13519 Wed Aug 4 16:39:24 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13521 * builtins.c (expand_builtin_memcmp, expand_builtin_strcmp): Wrap
13522 prototypes in macro HAVE_cmpstrsi.
13524 * cpplib.c (cpp_get_token): Remove unused label `op3'.
13526 * emit-rtl.c (operand_subword): Remove unused variable
13529 * rtl.c (shallow_copy_rtx): Remove unused variable `format_ptr'.
13531 * tree.c (chainon): Wrap variable `t2' in macro ENABLE_CHECKING.
13533 Wed Aug 4 13:29:23 1999 Zack Weinberg <zack@bitmover.com>
13535 * cpphash.c (macroexpand): Delete leading whitespace when arg
13536 is concatenated before.
13537 (unsafe_chars): Correct test for whether + and - can extend a
13540 * cppinit.c (cpp_start_read): Do dependencies for
13541 -include/-imacros files also.
13543 * cpplib.c (cpp_scan_buffer): In no-output mode, don't bother
13544 tokenizing non-directive lines.
13545 (cpp_expand_to_buffer): Temporarily disable no-output mode.
13546 * cppmain.c: In no-output mode, just call cpp_scan_buffer for
13549 Wed Aug 4 12:53:44 1999 Jason Merrill <jason@yorick.cygnus.com>
13551 * expr.c (expand_expr, case PLUS_EXPR): Fix parallel case, too.
13553 * c-lex.c: Sync with C++ frontend.
13554 (linemode): New variable.
13555 (parse_float): imag, conversion_errno, and type are output only.
13556 (yylex): Adjust. Move initial '.' case into main switch.
13558 (handle_generic_pragma): Just deal with tokens.
13559 (readescape): Use ISXDIGIT and ISGRAPH.
13560 * c-parse.in: Add END_OF_LINE token.
13562 * c-lex.c (lang_init): Generalize.
13563 (nextchar): Remove. Replace uses with UNGETC.
13564 (skip_white_space): Handle linemode here. Optimize for cpplib.
13565 (skip_white_space_on_line): Remove.
13566 (extend_token_buffer_to): New fn.
13567 (extend_token_buffer): Use it.
13568 (read_line_number, check_newline): Just deal with tokens.
13569 (token_getch, token_put_back): New fns.
13570 (yylex): Use them. More cpplib optimizations. Simplify.
13572 Wed Aug 4 12:53:44 1999 Michael Tiemann <tiemann@holodeck.cygnus.com>
13573 Jason Merrill <jason@yorick.cygnus.com>
13575 * c-lex.c (init_parse): Set cpp_token to CPP_DIRECTIVE.
13576 (consume_string): Make this smart about USE_CPPLIB.
13577 (check_newline): Rewrite to be intelligent about USE_CPPLIB.
13578 (yylex): Rewrite to be intelligent about USE_CPPLIB.
13579 Also, clean up cases where we redundantly set token_buffer[0].
13580 (read_line_number): New fn.
13581 (ignore_escape_flag): New variable.
13583 Wed Aug 4 13:12:17 1999 Jeffrey A Law (law@cygnus.com)
13585 * a29k/t-a29kbare: Fix some comments.
13586 (LIB2FUNCS_EXTRA): Remove fp-bit.c and dp-bit.c
13587 (FPBIT, DPBIT): Define.
13588 * a29k/t-vx29k: Likewise.
13589 * arc/t-arc: Likewise.
13590 * arm/t-arm-elf: Likewise.
13591 * arm/t-bare: Likewise.
13592 * arm/t-pe: Likewise.
13593 * arm/t-pe-thumb: Likewise.
13594 * arm/t-semi: Likewise.
13595 * arm/t-thumb: Likewise.
13596 * arm/t-thumb-elf: Likewise.
13597 * arm/t-thumb-linux: Likewise.
13598 * h8300/t-h8300: Likewise.
13599 * i960/t-i960: Likewise.
13600 * i960/t-vxworks960: Likewise.
13601 * m32r/t-m32r: Likewise.
13602 * mips/t-ecoff: Likewise.
13603 * mips/t-elf: Likewise.
13604 * mips/t-r3900: Likewise.
13605 * pa/t-pro: Likewise.
13606 * rs6000/t-aix43: Likewise.
13607 * rs6000/t-beos: Likewise.
13608 * rs6000/t-newas: Likewise.
13609 * rs6000/t-ppccomm: Likewise.
13610 * rs6000/t-rs6000: Likewise.
13611 * rs6000/t-winnt: Likewise.
13612 * rs6000/t-xnewas: Likewise.
13613 * rs6000/t-xrs6000: Likewise.
13614 * sh/t-sh: Likewise.
13615 * sparc/t-elf: Likewise.
13616 * sparc/t-sparcbare: Likewise.
13617 * sparc/t-sparclite: Likewise.
13618 * sparc/t-splet: Likewise.
13619 * v850/t-v850: Likewise.
13620 * mn10200/t-mn10200: Fix comments.
13621 * mn10300/t-mn10300: Likewise.
13623 * pa.md (divsi3, udivsi3, modsi3, umodsi3 expanders): Clobber a new
13624 dummy operand. Allocate a new pseudo for the dummy operand.
13625 (divsi3, udivsi3, modis3, umodsi3 patterns): Corresponding changes.
13627 * pa.md (movqi, movhi patterns): Do not expose FP regs to regclass.
13629 Wed Aug 4 11:53:55 1999 Tom Tromey <tromey@cygnus.com>
13631 * configure: Rebuilt.
13632 * configure.in: Removed --enable-java-gc option and JAVAGC subst.
13634 Wed Aug 4 09:06:14 1999 Richard Earnshaw (rearnsha@arm.com)
13636 * recog.c (preproces_constraints): Zero recog_op_alt before
13637 processing the constraints.
13639 * arm.c (typedef minipool_node): Renamed from pool_node.
13640 (minipool_vector, minipool_size, minipool_vector_label): Similarly.
13641 (add_minipool_constant): New function.
13642 (dump_minipool): New function.
13643 (find_barrier): Remove special case for getting the insn size of
13644 an insn that references the constant pool.
13645 (minipool_fixup): New structure.
13646 (push_minipool_barrier): New function.
13647 (push_minipool_fix): New function.
13648 (note_invalid_constants): New function.
13649 (add_pool_constant, dump_table, fixit, broken_move): Delete.
13650 (arm_reorg): Rewrite code to fix up the constant pool into a
13651 series of mini-pools embedded in the insn stream.
13652 (arm_output_epilogue): New function, made mainly from the body
13653 of output_func_epilogue.
13654 (output_func_epilogue): Move insn generation part of epilogue code
13655 to arm_output_epilogue.
13656 * arm.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY): Delete.
13657 * arm.md (pool_range): New attribute.
13658 (zero_extendqidi2): Add attribute pool_range.
13659 (zero_extend_hisi_insn, load_extendqisi, extendhisi_insn,
13660 extendqihi_insn, extendqisi_insn, movdi, movsi_insn, pic_load_addr,
13661 pic_load_addr_based_insn, movhi_insn_arch4, movhi_insn_littleend,
13662 movhi_insn_bigend, loadhi_si_bigend, movsf_hard_insn, movsf_soft_insn,
13663 movdf_hard_insn, movdf_soft_insn, movxf_hard_insn): Likewise.
13664 (epilogue): New expand.
13665 (epilogue_insn): New insn. Call arm_output_epilogue.
13667 * arm.c (arm_poke_function_name): Undo change of July 17. Tidy up.
13668 * arm.h (TARGET_SWITCHES): Add missing doc string for TARGET_DEFAULT.
13670 Mon Aug 2 19:18:44 1999 Jason Merrill <jason@yorick.cygnus.com>
13672 * linux.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
13674 1999-08-04 Mark Elbrecht <snowball3@bigfoot.com>
13676 * config/i386/djgpp.h (BSS_SECTION_ASM_OP): Define.
13678 Wed Aug 4 02:15:32 1999 Richard Henderson <rth@cygnus.com>
13680 * jump.c (delete_insn): Delete the addr_vec when deleting a tablejump.
13682 Wed Aug 4 01:48:08 1999 Jim Kingdon <http://developer.redhat.com>
13684 * global.c: Fix comment.
13686 Wed Aug 4 01:43:01 1999 Ian Lance Taylor <ian@zembu.com>
13688 * gcc.c (access_check): New static function.
13689 (find_a_file): Use it when searching a directory list.
13690 * collect2.c (find_a_file): Don't accept directories found when
13691 searching a directory list.
13693 Wed Aug 4 01:40:43 1999 Philippe De Muyter <phdm@macqel.be>
13695 * tlink.c (symbol_hash_lookup): Do not prefix functions used as
13696 function parameters with `&'.
13697 (file_hash_lookup, demangled_hash_lookup, tlink_init): Ditto.
13699 Wed Aug 4 01:08:44 1999 Jeffrey A Law (law@cygnus.com)
13701 * flow.c (delete_unreachable_blocks): Do not call merge_blocks
13702 or tidy_fallthru_edge if the last insn in the block is not
13703 an unconditional jump or a simple conditional jump.
13705 Tue Aug 3 20:21:20 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
13707 * Makefile.in (c-decl.o): Depends on defaults.h.
13709 Tue Aug 3 14:14:52 1999 Jeffrey A Law (law@cygnus.com)
13711 * pa.h (HARD_REGNO_NREGS): FP registers are always 4 bytes wide for
13713 (CLASS_MAX_NREGS): Likewise.
13715 Tue Aug 3 03:51:20 1999 Jeffrey A Law (law@cygnus.com)
13717 * cse.c (cse_insn): Fix dumb thinko in last change.
13719 Tue Aug 3 10:36:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
13721 * reload1.c (maybe_fix_stack_asms): Declare CONSTRAINTS as
13724 Mon Aug 2 23:45:45 1999 Hans-Peter Nilsson <hp@bitrange.com>
13726 * dwarf2out.c (add_location_or_const_value_attribute): Correct
13727 test for sizes of passed and declared parameter types.
13729 Tue Aug 3 00:03:41 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13731 * fixincludes: Fix the return type of bsearch, char* -> void*.
13733 * fixinc/inclhack.def: Likewise.
13735 Mon Aug 2 18:29:32 1999 Mark Mitchell <mark@codesourcery.com>
13737 * invoke.texi (-fdump-translation-unit): New option.
13739 Mon Aug 2 17:54:19 1999 Richard Henderson <rth@cygnus.com>
13741 * expr.h (PROMOTE_PROTOTYPES): Move ...
13742 * defaults.h: ... to here.
13743 * c-decl.c: Include defaults.h instead of expr.h.
13744 * c-typeck.c: Include defaults.h.
13746 Mon Aug 2 17:10:24 1999 Mark Mitchell <mark@codesourcery.com>
13748 * toplev.h (errorcount): Declare.
13749 (warningcount): Likewise.
13750 (sorrycount): Likewise.
13751 * c-lex.c (errorcount): Don't declare.
13752 * dwarf2out.c (errorcount): Don't declare.
13754 Mon Aug 2 17:02:08 1999 Jason Merrill <jason@yorick.cygnus.com>
13756 * config/libgloss.h: Add a note discouraging use with ELF.
13757 * configure.in: Don't use libgloss.h for ELF targets.
13758 Always use_collect2 on a.out targets.
13760 Mon Aug 2 16:27:42 1999 Jim Wilson <wilson@cygnus.com>
13762 * combine.c (force_to_mode, case LSHIFTRT): Add goto shiftrt.
13763 (force_to_mode, case ASHIFTRT): Add shiftrt label.
13765 Tue Aug 3 00:45:02 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
13767 * loop.c (strength_reduce): When doing biv->giv conversion, update
13768 reg note of NEXT->insn.
13770 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
13772 * real.c (PUT_REAL): Clear unused bytes if long double is IEEE quad.
13774 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
13776 * c-decl.c (get_parm_info, store_parm_decls): Change all uses of
13777 PROMOTE_PROTOTYPES, so that it tests it as a C expression.
13778 Ensure expr.h is included.
13779 * c-typecheck.c (convert_arguments): Ditto.
13781 * expr.h: Supply default for PROMOTE_PROTOTYPES (0).
13783 * config/arc/arc.h: Define PROMOTE_PROTOTYPES to 1.
13784 * config/convex/convex.h: Ditto.
13785 * config/dsp16xx/dsp16xx.h: Ditto.
13786 * config/fx80/fx80.h: Ditto.
13787 * config/gmicro/gmicro.h: Ditto.
13788 * config/i370/i370.h: Ditto.
13789 * config/i386/i386.h: Ditto.
13790 * config/m32r/m32r.h: Ditto.
13791 * config/m68k/m68k.h: Ditto.
13792 * config/m88k/m88k.h: Ditto.
13793 * config/mips/mips.h: Ditto.
13794 * config/pa/pa.h: Ditto.
13795 * config/pyr/pyr.h: Ditto.
13796 * config/tahoe/tahoe.h: Ditto.
13797 * config/we32k/we32k.h: Ditto.
13799 * config/sparc/sparc.h: Define PROMOTE_PROTOTYPES
13800 based on arch size.
13802 * config/i1750a/i1750a.h: Define PROMOTE_PROTOTYPES to 0.
13804 * config/i860/paragon.h: Remove PROMOTE_PROTOTYPES
13807 * tm.texi: Document new usage of PROMOTE_PROTOTYPES.
13809 1999-08-02 Richard Henderson <rth@cygnus.com>
13811 * m32r.c (m32r_setup_incoming_varargs): Use get_varargs_alias_set
13812 for the register spill block.
13813 (m32r_va_arg): New.
13814 * m32r.h (EXPAND_BUILTIN_VA_ARG): New.
13815 (EXPAND_BUILTIN_SAVEREGS): Delete #if 0 code.
13817 * m32r.h (INT8_P): Don't short-cut test with (unsigned).
13818 (INT16_P, CMP_INT16_P, UINT16_P): Likewise.
13819 (UPPER16_P, UINT24_P, INT32_P, UINT5_P): Likewise.
13821 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
13823 * config/sparc/linux.h: Define WCHAR_TYPE as "int" and undef
13824 MAX_WCHAR_TYPE defined in sparc.h.
13825 * config/sparc/linuxaout.h: Likewise.
13826 * config/sparc/linux64.h: Likewise.
13827 Also default to -mvis if CPU is UltraSPARC.
13829 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
13831 * config/sparc/sparc.h (ASM_DECLARE_REGISTER_GLOBAL): New macro.
13832 (RTX_OK_FOR_OLO10): Likewise.
13833 (GO_IF_LEGITIMATE_ADDRESS): If assembler supports offsetable
13834 %lo(), allow it in addresses...
13835 (PRINT_OPERAND_ADDRESS): ... and print it appropriately.
13836 * config/sparc/sparc.md (sethi_di_medlow_embmedany_pic): sethi %lo()
13837 does not make sense.
13838 * config/sparc/sparc.c (sparc_hard_reg_printed): New array.
13839 (sparc_output_scratch_registers): New function.
13840 (output_function_prologue, sparc_flat_output_function_prologue): Use
13842 * varasm.c (make_decl_rtl): Use ASM_DECLARE_REGISTER_GLOBAL if
13844 * tm.texi (ASM_DECLARE_REGISTER_GLOBAL): Document it.
13845 * configure.in: Add check for .register pseudo-op support in as and
13846 check for offsetable %lo().
13847 * acconfig.h: Add templates for the above checks.
13848 * configure: Regenerate.
13850 1999-08-02 Richard Henderson <rth@cygnus.com>
13852 * sparc/linux64.h (TARGET_DEFAULT): Remove MASK_APP_REGS.
13853 * sparc/sol2-sld-64.h (TARGET_DEFAULT): Likewise.
13854 * sparc/sol2.h (TARGET_DEFAULT): Likewise.
13856 Mon Aug 2 23:46:45 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
13858 * loop.c (strength_reduce): When doing biv->giv conversion, fix up
13861 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
13863 * config/float-sparc.h: New file.
13864 * configure.in: Use float_format=sparc for sparc-*-linux-gnulibc1,
13865 sparc-*-linux-gnu and sparc64-*-linux*.
13867 1999-08-02 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
13869 * rs6000.c (rs6000_va_list): Type is an array.
13870 (rs6000_va_start): Don't doubly adjust for varargs.
13871 (rs6000_va_arg): Evaluate long long GPR adjustment.
13873 Mon Aug 2 16:15:57 1999 David Edelsohn <edelsohn@gnu.org>
13875 * rs6000/aix43.h (SUBTARGET_SWITCHES): Use -m64 and -m32 instead of
13876 -maix64 and -maix32.
13877 (ASM_SPEC, ASM_CPU_SPEC, CPP_SPEC, CPP_CPU_SPEC, LIB_SPEC,
13878 LINK_SPEC): Change appropriately.
13879 * rs6000/rs6000.c (short_cint_operand): Use CONST_OK_FOR_LETTER_P.
13880 (u_short_cint_operand): Likewise.
13881 * rs6000/rs6000.md (movdi splitters): Add TARGET_POWERPC64 support
13883 * rs6000/t-aix43 (MULTILIB): Change to -m64.
13885 * invoke.texi (RS/6000 Submodel): Document 64-bit processor options.
13887 Mon Aug 2 16:15:57 1999 Geoff Keating <geoffk@cygnus.com>
13889 * rs6000/rs6000.c (num_insns_constant_wide): Correct
13890 for type promotion.
13891 (add_operand): Get test correct for 64-bit HOST_WIDE_INT.
13892 (non_add_cint_operand): Likewise.
13893 (logical_operand): Likewise.
13894 (non_logical_cint_operand): Likewise.
13895 (print_operand): Correct printf()s for 64-bit HOST_WIDE_INT.
13896 (print_operand_address): Correct printf() for 64-bit HOST_WIDE_INT.
13897 (rs6000_select_rtx_section): Suppress warning.
13898 (small_data_operand): Suppress warning.
13899 (rs6000_got_register): Suppress warning.
13900 * rs6000/rs6000.md (andsi3): HOST_WIDE_INT is a signed
13901 type, so `J' is generally the wrong constraint for a SImode value;
13903 (andsi3_internal2): Likewise.
13904 (andsi3_internal3): Likewise.
13905 (iorsi3_internal1): Likewise.
13906 (xorsi3_internal1): Likewise.
13908 (movsf_softfloat): Likewise.
13909 (scc insns): Likewise.
13910 (movsi+2): Preserve sign bits of SImode constant.
13911 (floatsidf2_internal+1): Sign-extend SImode constant correctly.
13912 (movdf+1): Sign-extend properly.
13913 (movdi_32+1): Sign-extend properly.
13914 (scc insns): Sign-extend properly.
13916 * md.texi (RS/6000 EXTRA_CONSTRAINTS): Update documentation for J,
13919 1999-08-02 Richard Henderson <rth@cygnus.com>
13921 * alpha.c (override_options): Move ev6 alpha_tp frobbing out of
13922 -mcpu parsing code.
13923 (print_operand): Notice alpha_fptm not alpha_tp for sw completion.
13924 * alpha.md (all fp insns): Likewise.
13926 1999-08-02 Nick Clifton <nickc@cygnus.com>
13928 * config/v850/v850.h (STRICT_ALIGNMENT): Only define if not
13931 Mon Aug 2 03:38:33 1999 Jeffrey A Law (law@cygnus.com)
13933 * pa.c (legitimize_pic_address): Clarify comments. Do not call the
13934 pic_load_label generator directly.
13935 * pa.md (pic_load_label): Clarify comments. Remove modes on operands.
13936 No longer a named pattern.
13938 Mon Aug 2 09:38:10 1999 Nick Clifton <nickc@cygnus.com>
13940 * explow.c (force_reg): Call force_operand if X does not
13941 satisfy general_operand.
13943 Mon Aug 2 01:34:22 1999 Jeffrey A Law (law@cygnus.com)
13945 * fix-header.c (main): When testing for CONTINUED, use string
13946 equality, not pointer equality.
13948 Mon Aug 2 01:27:24 1999 Dan Nicolaescu <dann@ics.uci.edu>
13950 * sparc.c (sparc_block_profiler): Use the %g2 register, not %o0.
13952 Sun Aug 1 22:46:42 1999 Jeffrey A Law (law@cygnus.com)
13954 * cse.c (cse_insn): Fix loop which deletes insns after a jump
13955 that has become an unconditional jump.
13957 * m68k.c (output_function_prologue): Fix typo in CPU32 case.
13958 (output_function_epilogue): Similarly.
13960 Sun Aug 1 20:14:00 1999 Bernd Schmidt <bernds@cygnus.co.uk>
13962 * tree.h (init_dummy_function_start): Declare.
13964 Sun Aug 1 12:55:31 1999 Bernd Schmidt <bernds@cygnus.co.uk>
13966 * stmt.c (emit_filename, emit_lineno, expr_stmts_for_value,
13967 last_expr_type, last_expr_value, block_start_count, block_stack,
13968 stack_block_stack, cond_stack, loop_stack, case_stack, nesting_stack,
13969 nesting_depth, goto_fixup_chain): Delete global vars; now allocated
13970 dynamically in stmt elt of struct function for each function.
13971 (struct nesting): Rename function_call_count elt to n_function_calls,
13972 target_temp_slot_level to block_target_temp_slot_level. All users
13974 (struct stmt_status): New structure definition.
13975 Add many accessor macros for stmt_status elements which previously
13976 were global variables.
13977 (init_stmt_for_function): Allocate stmt elt for current_function.
13978 Reflect that block_start_count was renamed to
13979 current_block_start_count.
13980 (save_stmt_status, restore_stmt_status): Delete functions.
13981 (preserve_subexpressions_p): Don't access loop_stack when outside
13983 (expand_start_bindings): Reflect that block_start_count was renamed to
13984 current_block_start_count.
13985 (expand_fixup): Likewise.
13986 (expand_decl): Don't access block_stack when outside a function.
13987 (expand_decl_cleanup): Likewise.
13988 (expand_dcc_cleanup): Likewise.
13989 (expand_dhc_cleanup): Likewise.
13990 (expand_anon_union_decl): Likewise.
13991 (set_file_and_line_for_stmt): New function.
13992 (in_control_zone_p): New function.
13994 * function.h (struct function): Add new elt stmt.
13995 Delete elts block_stack, stack_block_stack, cond_stack, loop_stack,
13996 case_stack, nesting_stack, nesting_depth, block_start_count,
13997 last_expr_type, last_expr_value, expr_stmts_for_value, emit_filename,
13998 emit_lineno, goto_fixup_chain.
13999 (save_eh_status, restore_eh_status, save_stmt_status,
14000 restore_stmt_status): Delete declarations.
14001 * function.c (push_function_context_to): Don't call save_stmt_status.
14002 (pop_function_context_to): Don't call restore_stmt_status.
14003 * tree.h (in_control_zone_p): Declare.
14004 * rtl.h (set_file_and_line_for_stmt): Declare.
14006 * emit-rtl.c (emit_line_note): Don't set emit_filename/emit_lineno;
14007 call set_file_and_line_for_stmt.
14009 Thu Jul 31 12:34:45 1999 Joe Buck <jbuck@synopsys.com>
14011 * gcc.texi: Use terms "GNU Compiler Collection" and "GCC".
14012 Also update copyright.
14014 Sat Jul 31 11:10:07 1999 Bernd Schmidt <bernds@cygnus.co.uk>
14016 * c-pragma.c: Don't include "except.h".
14017 * emit-rtl.c: Likewise.
14018 * stor-layout.c: Likewise.
14019 * tree.c: Likewise.
14020 * varasm.c: Likewise.
14022 * flow.c: Include "function.h".
14023 * tree.h (init_dummy_function_start): Declare new function.
14025 * except.h (struct eh_status): New structure.
14026 (struct label_node, struct eh_entry): Declare even if tree.h hasn't
14028 (eh_return_stub_label, ehstack, catchstack, ehqueue,
14029 catch_clauses, false_label_stack, caught_return_label_stack,
14030 protect_list, current_function_ehc): Add accessor macros for the
14031 corresponding fields in current_function->eh; delete declarations
14032 for all items that used to be declared here.
14033 * except.c (eh_return_stub_label, ehstack, catchstack, ehqueue,
14034 catch_clauses, false_label_stack, caught_return_label_stack,
14035 protect_list, current_function_ehc): Delete variables.
14036 (init_eh_for_function): Allocate current_function->eh.
14037 (save_eh_status, restore_eh_status): Delete functions.
14039 * function.h (struct function): Add fields next_global and eh.
14040 Delete all exception handling related fields.
14041 * function.c (current_function): New variable.
14042 (all_functions): New variable.
14043 (push_function_context_to): Don't allocate a struct function,
14044 use current_function instead. Call init_dummy_function_start when
14045 outside a function. Clear current_function before returning.
14046 (pop_function_context_from): Restore current_function.
14047 Don't free the restored struct function.
14048 (prepare_function_start): New function.
14049 (init_dummy_function_start): New function.
14050 (init_function_start): Break out some code into prepare_function_start
14053 * stmt.c (save_stmt_status): Don't call save_eh_status.
14054 (restore_stmt_status): Don't call restore_eh_status.
14056 * Makefile.in: Update dependencies.
14058 Sat Jul 31 04:10:01 1999 Jeffrey A Law (law@cygnus.com)
14060 * pa.c (compute_frame_size): Use STARTINg_FRAME_OFFSET instead
14061 of depending on a magic constant value. Update comments.
14062 (hppa_expand_prologue): Similarly.
14064 * pa.md (reload_indi, reload_outdi): Allow any register for the
14065 original reload register.
14067 Fri Jul 30 19:41:35 1999 Jim Wilson <wilson@cygnus.com>
14069 * cccp.c (print_help): Change marcos to macros.
14071 1999-07-30 Richard Henderson <rth@cygnus.com>
14073 * c-typeck.c (initializer_constant_valid_p): Move ...
14074 * c-common.c (initializer_constant_valid_p): ... here. Use
14075 FOO_TYPE_P instead of tests against TREE_CODE. Allow subtraction
14076 of label addresses.
14077 * c-common.h (initializer_constant_valid_p): Declare.
14078 * c-tree.h (initializer_constant_valid_p): Remove.
14080 Fri Jul 30 16:33:42 1999 Mathias Froehlich <frohlich@na.uni-tuebingen.de>
14082 * config/i386/sol2-c1.asm: Align the stack.
14083 * config/i386/sol2-gc1.asm: Likewise.
14085 1999-07-30 Vladimir Makarov <vmakarov@loony.cygnus.com>
14087 * config/sparc/sparc.h (ASM_CPU32_DEFAULT_SPEC): Change -Av8 onto
14088 -Asparclite for sparc86x.
14089 (CPP_CPU32_DEFAULT_SPEC, CPP_CPU_SPEC): Remove -D__sparc_v8__ for
14091 (ASM_CPU_SPEC): Use -Asparclite for sparc86x.
14093 Fri Jul 30 14:53:56 1999 Jakub Jelinek <jj@ultra.linux.cz>
14095 * config/sparc/linux64.h (CC1_SPEC): Preserve CPU specified by
14096 the user if using the non-default arch size in BI_ARCH configuration.
14097 * config/sparc/sol2-sld-64.h (CC1_SPEC): Ditto.
14099 * config/sparc/sparc.md (cmp_mul_set, cmp_udiv_cc_set):
14100 Fix patterns so that they actually match.
14101 (cmp_sdiv_cc_set): Ditto, also don't require g0 to be zero.
14102 (mulsidi3_sp64, const_mulsidi3_sp64): New patterns.
14103 (const_mulsidi3_sp32): Renamed from const_mulsidi3, only on
14105 (mulsidi3): Reflect this in the expand.
14106 (smulsi3_highpart): Only on TARGET_ARCH32.
14107 (umulsidi3_sp64, const_umulsidi3_sp64): New patterns.
14108 (const_umulsidi3_sp32): Renamed from const_umulsidi3.
14109 (umulsidi3): Reflect this in the expand.
14110 (umulsi3_highpart): Only on TARGET_ARCH32.
14111 (divsi3_sp32): Renamed from divsi3, only on TARGET_ARCH32,
14112 don't require g0 to be zero.
14113 (udivsi3_sp32): Renamed from udivsi3, only on TARGET_ARCH32.
14114 ({,u}divsi3): New expands.
14115 ({,u}divsi3_sp64): New patterns.
14116 (after lshrdi3_v8plus): Four new patterns to help combiner
14117 optimizing nested mixed mode shifts.
14119 * config/sparc/sparc.c (sparc_override_options): Use deprecated
14120 v8 instructions if optimizing for UltraSPARC I, II, IIi, as it
14121 speed things up. Don't use them by default on plain v9 in 64bit
14122 mode, according to what SPAMv9 sais.
14124 * config/sparc/sparc.h: Fix comments, e.g. Linux already preserves
14125 top 32 bits of %[og][0-7] in signal handlers.
14126 Also, TARGET_HARD_MUL32 now is only true for TARGET_ARCH32.
14128 Fri Jul 30 03:00:41 1999 Jeffrey A Law (law@cygnus.com)
14130 * pa.md (zvdep_imm32): Renamed from zvdep_imm.
14131 (ashlsi3): Corresponding changes.
14133 * pa.c (compute_zdepwi_operands): Renamed from compute_zdepi_operands.
14135 Thu Jul 29 18:37:13 1999 Jeffrey A Law (law@cygnus.com)
14137 * pa.h (FIRST_PARM_CALLER_OFFSET): Delete.
14139 Thu Jul 29 19:01:58 1999 Bernd Schmidt <bernds@cygnus.co.uk>
14141 * arm.h (Hint): Delete macro.
14142 Substitute HOST_WIDE_INT for Hint in some prototypes.
14143 * arm.c: Substitute HOST_WIDE_INT for Hint in one prototype.
14145 Thu Jul 29 09:21:42 1999 Nick Clifton <nickc@cygnus.com>
14147 * builtins.c (expand_builtin_setjmp): Use force_operand to
14148 make sure that the buffer address is in a suitable form to be
14149 passed to force_reg.
14151 Wed Jul 28 12:50:48 1999 Geoff Keating <geoffk@cygnus.com>
14153 * config/mips/mips.c: system.h handles MIN and MAX, don't undefine
14156 Wed Jul 28 13:18:35 1999 Jeffrey A Law (law@cygnus.com)
14158 * pa.md (indirect_jump): Remove mode from match_operand. Verify
14159 proper mode in the condition string.
14160 (icacheflush, dcacheflush): Remove modes from match_operands.
14162 * pa.c (emit_move_sequence): Always convert scratch_reg to the
14163 proper mode before using it.
14165 * pa.md (adddi3, subdi3): Turn into a define_expand/define_insn
14168 * pa.c (store_reg): Do not call add_high_const generator directly.
14169 (load_reg, set_reg_plus_d): Likewise.
14170 * pa.md (add_high_const): No longer a named pattern.
14172 * pa.c (legitimize_address): Consistently use Pmode rather than
14173 SImode. Do not call gen_pic2_highpart directly anymore.
14174 * pa.md (pic2_highpart): No longer a named pattern.
14175 (pic2_lo_sum): Similarly. Reformat to make more readable.
14177 * pa.md (call, call_value): Use "word_mode" instead of "SImode" as
14182 Wed Jul 28 11:28:04 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
14184 * builtins.c (expand_builtin): Typo in call to expand_builtin_ffs.
14186 Wed Jul 28 11:23:48 1999 Richard Henderson <rth@cygnus.com>
14188 * pa.c (hppa_builtin_saveregs): Use get_varargs_alias_set
14189 and tag the spill mems.
14190 (hppa_va_start): New.
14191 (hppa_va_arg): New.
14192 * pa.h (EXPAND_BUILTIN_VA_START): New.
14193 (EXPAND_BUILTIN_VA_ARG): New.
14195 Wed Jul 28 11:22:21 1999 Richard Henderson <rth@cygnus.com>
14197 * mn10300.c (mn10300_builtin_saveregs): Use get_varargs_alias_set
14198 and tag the spill mems.
14199 (mn10300_va_start): New.
14200 (mn10300_va_arg): New.
14201 * mn10300.h (EXPAND_BUILTIN_VA_START): New.
14202 (EXPAND_BUILTIN_VA_ARG): New.
14204 Wed Jul 28 11:20:19 1999 Richard Henderson <rth@cygnus.com>
14206 * mn10200.c (mn10200_va_arg): New.
14207 * mn10200.h (EXPAND_BUILTIN_VA_ARG): New.
14209 Wed Jul 28 11:19:06 1999 Richard Henderson <rth@cygnus.com>
14211 * builtins.c (std_expand_builtin_va_arg): Use int_size_in_bytes
14212 rather than play with TREE_INT_CST_LOW.
14214 1999-07-27 Philip Blundell <pb@nexus.co.uk>
14216 * config/arm/telf.h: Include dbxelf.h.
14217 (CPP_PREDEFINES): Only define if not already defined.
14218 (ASM_IDENTIFY_GCC): Likewise.
14219 (SUBTARGET_EXTRA_SECTIONS): Likewise.
14220 (SUBTARGET_EXTRA_SECTION_FUNCTIONS): Likewise.
14221 * config/arm/thumb.h (LINK_SPEC): Only define if not already
14223 (DBX_DEBUGGING_INFO): Don't define.
14224 * config/arm/linux-telf.h: New file.
14225 * config/arm/linux-tgas.h: New file.
14226 * config/arm/t-thumb-linux: New file.
14227 * config/arm/uclinux-elf.h: New file.
14228 * config/arm/uclinux-telf.h: New file.
14229 * configure.in (arm-*-uclinux, thumb-*-linux-gnu,
14230 thumb-*-uclinux): New targets.
14231 * configure: Regenerate.
14233 Tue Jul 27 23:20:21 1999 Jeffrey A Law (law@cygnus.com)
14235 * pa.md (post_store, pre_load): New expanders.
14236 (post_stwm, pre_ldwm): Renamed to post_stw and pre_ldw respectively.
14237 (post_ldwm, pre_stwm): Make these unnamed patterns since we never
14238 need to directly generate RTL for them.
14239 * pa.c (hppa_expand_prologue, hppa_expand_epilogue): Corresponding
14242 Tue Jul 27 16:05:52 1999 David Edelsohn <edelsohn@gnu.org>
14244 * aix43.h (ASM_CPU_SPEC, CPP_CPU_SPEC): Add rs64a and PPC630.
14245 * rs6000.c (processor_target_table): Add powerpc64, rs64a, and PPC630.
14246 (rs6000_cpu): Choose between 32-bit and 64-bit default processors.
14247 (secndary_reload_class): Make TARGET_ELF conditional compile.
14248 (print_operand_address): Similar.
14249 (output_toc): Print all values as hex.
14250 (get_issue_rate): Rearrange and add RS64A and PPC630.
14251 * rs6000.h (processor_type): Add RS64A and PPC630.
14252 (PROCESSOR_POWERPC64): New.
14253 (PROMOTE_MODE): Use word_mode.
14254 (RTX_COSTS): Add RS64A and PPC630.
14255 * rs6000.md (scheduling information): Add lmul and ldiv
14256 representing 64-bit integer multiply and divide. Add rs64a and
14257 PPC630 information.
14258 (ashldi3): Add support for "rldic" instruction.
14259 * sysv4.h (PROCESSOR_DEFAULT): Change to PROCESSOR_750.
14261 Tue Jul 27 15:31:53 1999 Vladimir Makarov <vmakarov@toad.to.cygnus.com>
14263 * config/sparc/sparc.c (sparc_override_options): Enable SPARCLITE
14264 instead of V8 for sparclite86x in cpu_table.
14266 Tue Jul 27 17:49:42 1999 Bernd Schmidt <bernds@cygnus.co.uk>
14268 * config/arm/coff.h (ASM_FILE_START): If generating SDB output, call
14269 output_file_directive.
14271 Tue Jul 27 03:15:33 1999 Jason Merrill <jason@yorick.cygnus.com>
14273 * expr.c (expand_expr, case PLUS_EXPR): Get the mode from the
14274 tree for op1, not the rtl.
14276 Tue Jul 27 00:18:34 1999 Richard Henderson <rth@cygnus.com>
14278 * m88k.c (m88k_builtin_saveregs): Break out the constructor code
14279 to m88k_va_start, leaving only the register spill.
14280 (m88k_build_va_list): New.
14281 (m88k_va_start): New.
14282 (m88k_va_arg): New.
14283 * m88k.h (BUILD_VA_LIST_TYPE): New.
14284 (EXPAND_BUILTIN_VA_START): New.
14285 (EXPAND_BUILTIN_VA_ARG): New.
14287 Mon Jul 26 19:07:11 1999 Geoff Keating <geoffk@cygnus.com>
14289 * config/rs6000/rs6000.c (rs6000_expand_builtin_saveregs):
14290 Rename from expand_builtin_saveregs.
14291 * config/rs6000/rs6000.h (EXPAND_BUILTIN_SAVEREGS): Change caller.
14293 Mon Jul 26 22:52:47 1999 Richard Henderson <rth@cygnus.com>
14295 * i960.c (i960_setup_incoming_varargs): Use get_varargs_alias_set
14296 for the register spill block.
14297 (i960_build_va_list): New.
14298 (i960_va_start): New.
14299 (i960_va_arg): New.
14300 * i960.h (BUILD_VA_LIST_TYPE): New.
14301 (EXPAND_BUILTIN_VA_START): New.
14302 (EXPAND_BUILTIN_VA_ARG): New.
14303 * i960.md (store_multiple): Use change_address on individul mems.
14305 Mon Jul 26 22:43:12 1999 Richard Henderson <rth@cygnus.com>
14307 * builtins.c (stabilize_va_list): Don't INDIRECT_REF through
14309 (std_expand_builtin_va_start): Back out one word if !stdarg_p.
14310 (expand_builtin_va_end): Evaluate arg for side effects.
14311 * c-common.c (c_common_nodes_and_builtins): Construct a
14312 va_list_arg_type_node to handle array decomposition to pointer.
14314 Mon Jul 26 18:51:34 1999 Richard Henderson <rth@cygnus.com>
14316 * except.c (start_dynamic_cleanup): Use force_operand on the
14319 Mon Jul 26 16:43:26 1999 Richard Henderson <rth@cygnus.com>
14321 * c4x.h (EXPAND_BUILTIN_VA_ARG): New.
14322 * c4x.c (c4x_va_arg): New.
14324 Mon Jul 26 12:30:09 1999 Jason Merrill <jason@yorick.cygnus.com>
14326 * cpplib.c (cpp_get_token): Don't return a CPP_POP if the buffer
14327 has manual_pop set.
14329 1999-07-26 Nathan Sidwell <nathan@acm.org>
14331 * eh-common.h (__eh_matcher): Prototype correctly.
14333 Mon Jul 26 17:24:51 1999 Philip Blundell <pb@nexus.co.uk>
14335 * config/arm/thumb.h (THUMB_FLAG_SINGLE_PIC_BASE): Define.
14336 (TARGET_SINGLE_PIC_BASE): Likewise.
14337 (GOT_PCREL, NEED_GOT_RELOC, NEED_PLT_RELOC): Provide default
14339 (TARGET_CALLEE_INTERWORKING): Fix typo in comment.
14340 (TARGET_SWITCHES): Add -m{no-}single-pic-base.
14341 (TARGET_OPTIONS): Add -mpic-register=N.
14342 (OUTPUT_INT_ADDR_CONST): New macro.
14343 (INDEX_REGISTER_RTX_P, PIC_OFFSET_TABLE_REGNUM, FINALIZE_PIC,
14344 LEGITIMATE_PIC_OPERAND_P): Likewise.
14345 (LEGITIMIZE_ADDRESS, GOT_IF_LEGITIMATE_ADDRESS): Support PIC.
14346 (ASM_OUTPUT_INT): Use OUTPUT_INT_ADDR_CONST rather than calling
14347 output_addr_const directly.
14348 (PRINT_OPERAND_PUNCT_VALID_P): Accept `|' for compatibility with
14350 (thumb_pic_register, thumb_pic_register_string): Declare.
14352 * config/arm/thumb.c (symbol_mentioned_p): New function: Imported
14354 (label_mentioned_p): New function: Imported from arm.c.
14355 (legitimize_pic_address): New function: Imported from arm.c.
14356 (is_pic):New function: Imported from arm.c.
14357 (thumb_finalize_pic):New function: Imported from arm.c.
14358 (add_constant): Cope with PIC constants.
14359 (fixit): Cope with PIC constants.
14360 (output_return): Do not treat the PIC register as live if
14361 TARGET_SINGLE_PIC_BASE is true.
14362 (thumb_function_prologue): Do not treat the PIC register as live if
14363 TARGET_SINGLE_PIC_BASE is true.
14364 (thumb_expand_prologue): Do not treat the PIC register as live if
14365 TARGET_SINGLE_PIC_BASE is true.
14366 (thumb_unexpand_epilogue): Do not treat the PIC register as live if
14367 TARGET_SINGLE_PIC_BASE is true.
14368 (thumb_print_operand): Accept '|'.
14369 (thumb_override_options): Process PIC options.
14371 * config/arm/thumb.md (movsi): Support PIC.
14372 (call_insn): Change "i" constraint to "X".
14373 (call_value_insn): Likewise.
14374 (consttable_4, consttable_8, consttable_end): Set and clear
14375 "making_const_table" as appropriate.
14376 (pic_load_addr, pic_add_dot_plus_four): New insns.
14378 * invoke.texi (Thumb Options): Fix spelling. Document new
14379 options -msingle-pic-base and -mpic-register=.
14381 1999-07-26 Andrew Haley <aph@cygnus.com>
14383 * config/m32r/initfini.c (__init): Use a full word immediate for
14384 __fini: this allows it to be placed in any memory region.
14386 * config/m32r/t-m32r: Compile crtinit.o and crtfini.o for
14387 -mmodel=medium. This is OK for all memory models.
14389 Mon Jul 26 11:58:46 1999 Nick Clifton <nickc@cygnus.com>
14391 * config/arm/arm.c: Replace %R%s in asm_fprintf strings with %r.
14392 * config/arm/arm.h: Replace %R%s in asm_fprintf strings with %r.
14394 Mon Jul 26 10:23:36 1999 Nick Clifton <nickc@cygnus.com>
14396 * final.c (asm_fprintf): Accept ASM_FPRINTF_EXTENSIONS, if
14399 * tm.texi: Document ASM_FPRINTF_EXTENSIONS.
14401 Sun Jul 25 23:51:59 1999 Richard Henderson <rth@cygnus.com>
14403 * i860.h (EXPAND_BUILTIN_SAVEREGS): New.
14404 (BUILD_VA_LIST_TYPE): New.
14405 (EXPAND_BUILTIN_VA_START): New.
14406 (EXPAND_BUILTIN_VA_ARG): New.
14407 * i860.c (output_delayed_branch): Disable.
14408 (output_delay_insn): Likewise.
14409 (i860_saveregs): New.
14410 (i860_build_va_list): New.
14411 (i860_va_start): New.
14412 (i860_va_arg): New.
14413 * i860.md: Disable all peepholes using output_delayed_branch.
14414 * i860/sysv4.h (I860_SVR4_VA_LIST): New.
14416 Sun Jul 25 23:44:13 1999 Richard Henderson <rth@cygnus.com>
14418 * clipper.h (EXPAND_BUILTIN_SAVEREGS): Remove argument.
14419 (BUILD_VA_LIST_TYPE): New.
14420 (EXPAND_BUILTIN_VA_START): New.
14421 (EXPAND_BUILTIN_VA_ARG): New.
14422 * clipper.c (clipper_builtin_saveregs): Only dump registers.
14423 Return the address of the save area.
14424 (clipper_build_va_list): New.
14425 (clipper_va_start): New.
14426 (clipper_va_arg): New.
14428 Sun Jul 25 22:56:47 1999 Richard Henderson <rth@cygnus.com>
14430 * arc.h (EXPAND_BUILTIN_VA_START): New.
14431 (EXPAND_BUILTIN_VA_ARG): New.
14432 * arc.c (arc_setup_incoming_varargs): Set alias set of
14434 (arc_va_start): New.
14437 Sun Jul 25 22:45:55 1999 Richard Henderson <rth@cygnus.com>
14439 * alpha.h (EXPAND_BUILTIN_SAVEREGS): Delete.
14440 (BUILD_VA_LIST_TYPE): New.
14441 (EXPAND_BUILTIN_VA_START): New.
14442 (EXPAND_BUILTIN_VA_ARG): New.
14443 * alpha.c (alpha_builtin_saveregs): Delete.
14444 (alpha_build_va_list): New.
14445 (alpha_va_start): New.
14446 (alpha_va_arg): New.
14448 Sun Jul 25 21:40:33 1999 Jeffrey A Law (law@cygnus.com)
14450 * config/svr4.h (CTORS_SECTION_ASM_OP): Do not emit directives in
14452 (DTORS_SECTION_ASM_OP, INIT_SECTION_ASM_OP): Likewise.
14453 (FINI_SECTION_ASM_OP, ASM_OUTPUT_SECTION_NAME): Likewise.
14455 * gcc.texi: More changes related to list conversion.
14456 * invoke.texi: Likewise.
14458 Sun Jul 25 18:15:39 1999 Richard Henderson <rth@cygnus.com>
14460 * builtins.c (expand_builtin_saveregs): Remove static, remove exp
14461 and ignore arguments, bail if no EXPAND_BUILTIN_SAVEREGS.
14462 (expand_builtin_next_arg): Accept ARGLIST not EXP.
14463 (stabilize_va_list): New function.
14464 (std_expand_builtin_va_start): New function.
14465 (expand_builtin_va_start): New function.
14466 (get_varargs_alias_set): New function.
14467 (std_expand_builtin_va_arg): New function.
14468 (expand_builtin_va_arg): New function.
14469 (expand_builtin_va_end): New function.
14470 (expand_builtin_va_copy): New function.
14471 (expand_builtin): Call them.
14472 * c-common.c (c_common_nodes_and_builtins): Build __builtin_va_list,
14473 __builtin_{varargs_start,stdarg_start,end,copy}.
14474 (build_va_arg): New function.
14475 * c-common.h (CTI_PTR_TYPE, ptr_type_node): Delete.
14476 (build_va_arg): Declare.
14477 * c-decl.c (ptr_type_node, va_list_type_node): New.
14478 * c-parse.gperf (__builtin_va_arg): New.
14479 * c-parse.in (VA_ARG): New token.
14480 (unary_expr): Recognize it.
14481 * expr.c (expand_expr): Expand VA_ARG_EXPR.
14482 * expr.h (std_expand_builtin_va_start): Declare.
14483 (std_expand_builtin_va_arg): Declare.
14484 (expand_builtin_va_arg): Declare.
14485 (get_varargs_alias_set): Declare.
14486 * tree.def (VA_ARG_EXPR): New.
14487 * tree.h (BUILT_IN_VARARGS_START): New.
14488 (BUILT_IN_STDARG_START, BUILT_IN_VA_END): New.
14489 (ptr_type_node, va_list_type_node): Declare.
14490 * tm.texi (EXPAND_BUILTIN_SAVEREGS): Kill unused ARGLIST argument.
14491 * m32r.h (EXPAND_BUILTIN_SAVEREGS): Likewise.
14492 * m88k.h, m88k.c: Likewise.
14493 * mn10300.h, mn10300.c: Likewise.
14494 * pa.h, pa.c: Likewise.
14495 * rs6000.h, rs6000.c: Likewise.
14496 * sh.h, sh.c: Likewise.
14497 * sparc.h, sparc.c: Likewise.
14499 * emit-rtl.c (operand_subword): Copy alias set.
14500 (change_address): Likewise.
14502 Sun Jul 25 15:04:37 1999 Jeffrey A Law (law@cygnus.com)
14504 * pa.c (compute_frame_size): Scan all the used callee saved registers,
14505 not just the first one.
14507 Fri Jul 23 14:09:58 1999 Philip Blundell <pb@nexus.co.uk>
14509 * config/arm/arm.h (TARGET_SWITCHES): Add
14510 -m{no-}single-pic-base. Correct help string for -mshort-load-words.
14511 (TARGET_OPTIONS): Add -mpic-register=.
14512 (ARM_FLAG_SINGLE_PIC_BASE, TARGET_SINGLE_PIC_BASE): Define.
14513 (arm_pic_register_string): Declare.
14514 (NEED_PLT_GOT): Delete, replace with ...
14515 (NEED_GOT_RELOC, NEED_PLT_RELOC): ... these. New macros.
14516 (OUTPUT_INT_ADDR_CONST): Replace NEED_PLT_GOT with NEED_GOT_RELOC.
14517 (ASM_OUTPUT_MI_THUNK): Replace NEED_PLT_GOT with NEED_PLT_RELOC.
14518 * config/arm/arm.c (arm_override_options): Add new option
14520 (arm_pic_register_string): New variable.
14521 (arm_finalize_pic): Respect TARGET_SINGLE_PIC_BASE.
14522 (output_func_prologue): If TARGET_SINGLE_PIC_BASE, treat the PIC
14523 register as never live. Use NEED_PLT_RELOC not NEED_PLT_GOT.
14524 (output_return_instruction): Likewise.
14525 * config/arm/elf.h (NEED_PLT_GOT): Delete, replace with ...
14526 (NEED_GOT_RELOC, NEED_PLT_RELOC): ... these. Define to flag_pic.
14527 * config/arm/arm.md: Use NEED_PLT_RELOC in place of NEED_PLT_GOT.
14529 * invoke.texi (ARM Options): Fix spelling. Remove duplicate
14530 mention of -msched-prolog. Document new options -msingle-pic-base
14531 and -mpic-register=.
14533 Thu Jul 22 18:23:56 1999 Richard Henderson <rth@cygnus.com>
14535 * haifa-sched.c (reemit_notes): Tidy.
14536 * sched.c (reemit_notes): Duplicate 1998-08-31 patch to
14539 Thu Jul 22 18:21:04 1999 Richard Henderson <rth@cygnus.com>
14541 * explow.c (trunc_int_for_mode): New function.
14542 (plus_constant_wide): Use it.
14543 * combine.c (simplify_and_const_int): Likewise.
14544 (merge_outer_ops): Likewise.
14545 (simplify_shift_const): Likewise.
14546 * cse.c (simplify_unary_operation): Likewise.
14547 (simplify_binary_operation): Likewise.
14548 * emit-rtl.c (operand_subword): Likewise.
14549 * rtl.h: Declare it.
14551 Thu Jul 22 14:34:59 1999 Bernd Schmidt <bernds@cygnus.co.uk>
14553 * config/arm/arm.c (arm_print_operand): Fix typo in 'M' case
14554 (use NUM_REGS instead of NUM_INTS).
14556 Thu Jul 22 11:25:20 1999 Bernd Schmidt <bernds@cygnus.co.uk>
14558 * builtins.c: New file.
14559 * expr.c (saveregs_value, apply_args_value): Delete definition,
14560 moved into builtins.c.
14561 (string_constant): No longer static.
14562 (get_pointer_alignment, c_strlen, get_memory_rtx, expand_builtin,
14563 apply_args_size, apply_result_size, result_vector,
14564 expand_builtin_apply_args, expand_builtin_apply,
14565 expand_builtin_return): Delete functions, moved into builtins.c.
14566 (INCOMING_REGNO, OUTGOING_REGNO): Delete unused macros.
14567 * expr.h (saveregs_value, apply_args_value): Declare variables.
14568 (expand_builtin, string_constant): Declare functions.
14569 * Makefile.in: Update to build builtin.o.
14571 Wed Jul 21 00:46:58 1999 Mark P. Mitchell <mark@codesourcery.com>
14573 * defaults.h (DWARF2_GENERATE_TEXT_SECTION_LABEL): New macro.
14574 * tm.texi (DWARF2_GENERATE_TEXT_SECTION_LABEL): Define it.
14575 * dwarf2out.c (dwarf2out_init): Don't output a label to mark the
14576 start of the text section if DWARF2_GENERATE_TEXT_SECTION_LABEL is
14578 * config/mips/iris6.h (DWARF2_GENERATE_TEXT_SECTION_LABEL):
14581 1999-07-21 Michael Meissner <meissner@cygnus.com>
14583 * print-rtl.c (print_rtx): Print the names of the virtual
14586 Wed Jul 21 16:00:32 1999 Nick Clifton <nickc@cygnus.com>
14588 * config/arm/arm.h (INITIAL_ELIMINATION_OFFSET): Fix typo
14589 introduced in previous delta.
14591 Wed Jul 21 14:30:51 1999 Bernd Schmidt <bernds@cygnus.co.uk>
14593 * c-lang.c (finish_file): Rename void_list_node to void_list_node_1
14594 to avoid name clash.
14596 Wed Jul 21 08:39:22 1999 Gavin Romig-Koch <gavin@cygnus.com>
14598 * c-lex.c (yylex) : Correct the test for overflow when lexing
14601 Tue Jul 20 18:02:42 1999 Richard Henderson <rth@cygnus.com>
14603 * haifa-sched.c (insn_cost): FREE implies cost 0 and vice versa.
14604 (adjust_priority): Always call ADJUST_PRIORITY.
14605 (schedule_insn): Only put insns into the ready at cost 0.
14606 (schedule_block): Remove redundant initial sort. Give clock_var
14607 and can_issue_more to MD_SCHED_REORDER. Requeue if hazard cost
14609 * tm.texi (MD_SCHED_REORDER): Update docs.
14611 * sparc.h (MD_SCHED_REORDER): Update. Set CAN_ISSUE_MORE.
14612 * sparc.c (ultra_reorder_called_this_block): Delete.
14613 (ultrasparc_sched_init): Don't set it.
14614 (ultrasparc_sched_reorder): Don't check it.
14616 Tue Jul 20 17:07:54 1999 Richard Henderson <rth@cygnus.com>
14618 * rs6000.h (struct rs6000_args): Add sysv_gregno.
14619 * rs6000.c (init_cumulative_args): Init sysv_gregno.
14620 (function_arg_boundary): Align DFmode.
14621 (function_arg_advance): Restructure for ABI_V4; use sysv_gregno
14622 to get fp reg and stack overflow correct.
14623 (function_arg): Likewise.
14624 (function_arg_pass_by_reference): True for TFmode for ABI_V4.
14625 (setup_incoming_varargs): Restructure for ABI_V4; use
14626 function_arg_advance to skip final named argument.
14627 (expand_builtin_saveregs): Properly unskip the last integer arg
14628 when doing varargs. Adjust overflow location calculation.
14630 * ginclude/va-ppc.h (struct __va_list_tag): Make gpr and fpr
14631 explicitly unsigned.
14632 (__VA_FP_REGSAVE): Use new OFS argument instead of AP->fpr directly.
14633 (__VA_GP_REGSAVE): Similarly.
14634 (__va_longlong_p): Delete.
14635 (__va_arg_type_violation): New declaration.
14636 (va_arg): Restructure. Flag promotion errors. Align double.
14637 TFmode passed by reference.
14639 * rs6000.md (movdi_32+1): Use GEN_INT after arithmetic
14640 in the HOST_BITS_PER_WIDE_INT > 32 case.
14642 Tue Jul 20 12:37:30 1999 Hans-Peter Nilsson <hp@bitrange.com>
14644 * dwarf2out.c (output_abbrev_section): Terminate with a zero.
14646 Tue Jul 20 12:12:27 1999 Jason Merrill <jason@yorick.cygnus.com>
14648 * gcc.c (default_compilers, cpp-output): Pass -fpreprocessed.
14649 * toplev.c (documented_lang_options): Add -fpreprocessed.
14650 * cpplib.h (struct cpp_buffer): Add preprocessed.
14651 * cppinit.c (cpp_handle_option): Handle -fpreprocessed.
14652 (cpp_start_read): Don't expand macros or emit an initial #line
14653 directive if -fpreprocessed.
14655 Tue Jul 20 12:12:09 1999 Michael Tiemann <tiemann@holodeck.cygnus.com>
14657 * cpplib.h (struct cpp_buffer): Added manual_pop for
14658 better C++ tokenization.
14659 * cpplib.c (cpp_get_token): Return CPP_EOF if manual_pop.
14660 Also, support C++ tokenization for ->*, .*, <?, and >? operators.
14661 * c-common.c (cpp_token): Make non-static.
14663 Tue Jul 20 11:24:19 1999 Bernd Schmidt <bernds@cygnus.co.uk>
14665 * c-common.h: New file.
14666 * c-common.c (permanent_obstack): Delete unused declaration.
14667 (c_global_trees): New array.
14668 (c_common_nodes_and_builtins): New function; split off common code
14669 from init_decl_processing in both c-decl.c and cp/decl.c.
14670 * c-tree.h: Delete lots of declarations of tree nodes; replaced by
14671 c_global_trees and accessor macros defined in c-common.h.
14672 Include c-common.h.
14673 * c-decl.c: Delete definitions for tree nodes that were replaced by
14675 (init_decl_processing): Build void_list_node.
14676 Call c_common_nodes_and_builtins; delete code to generate the common
14678 * objc/objc-act.c (build_module_descriptor): Rename variable
14679 void_list_node to avoid clash with c-common.h.
14681 * Makefile.in: Update dependencies.
14682 * objc/Make-lang.in: Likewise.
14684 Mon Jul 19 14:22:18 1999 Mark P. Mitchell <mark@codesourcery.com>
14686 * config/mips/iris6gld.h (MAKE_DECL_ONE_ONLY): Define.
14687 (UNIQUE_SECTION_P): Likewise.
14688 (UNIQUE_SECTION): Likewise.
14690 1999-07-19 Linas Vepstas <linas@linas.org>
14692 * config/i370/README: New file.
14693 * config/i370/linux.h: New file.
14694 * config/i370/mvs.h: New file.
14695 * config/i370/oe.h: New file.
14696 * config/i370/t-linux: New file.
14697 * config/i370/t-mvs: New file.
14698 * config/i370/t-oe: New file.
14699 * config/i370/x-oe: New file.
14700 * config/i370/xm-linux.h: New file.
14701 * config/i370/xm-mvs.h: New file.
14702 * config/i370/xm-oe.h: New file.
14704 * i370.c (label_node_t): Add first_ref_page, label_addr,
14705 label_first_ref, label_last_ref members.
14706 (mvs_need_base_reload): Renamed from mvs_label_emitted.
14707 (MAX_MVS_LABEL_SIZE): Define.
14708 (MAX_LONG_LABEL_SIZE): Define.
14709 (alias_node_t, alias_anchor, alias_number): New.
14710 (mvs_function_table): Reorder for EBCDIC.
14711 (ascebc, ebcasc): Unconditionally define.
14712 (i370_branch_dest, i370_branch_length): New functions.
14713 (i370_short_branch, i370_label_scan): New functions.
14714 (mvs_get_label): Renamed from mvs_add_label. Search for
14715 an existing label before creating a new one.
14716 (mvs_add_label): New function.
14717 (mvs_get_label_page): New function.
14718 (mvs_free_label_list): Renamed from mvs_free_label. Iterate
14719 over the entire list.
14720 (mvs_check_page) [TARGET_HLASM]: Use BASR not BALR.
14721 (mvs_check_page) [TARGET_ELF_ABI]: New function.
14722 (mvs_add_alias, mvs_need_alias): New functions.
14723 (mvs_get_alias, mvs_check_alias): New functions.
14724 (handle_pragma): New function.
14725 (mvs_function_check): New function.
14726 (unsigned_jump_follows_p): Search harder.
14727 (i370_function_prolog) [TARGET_HLASM]: Handle LE370. Scan labels.
14728 (i370_function_prolog) [TARGET_ELF_ABI]: New function.
14729 * i370.h (TARGET_VERSION): Delete.
14730 (CPP_SPEC, CPP_PREDEFINES): Delete.
14731 (mvs_label_emitted): Delete.
14732 (TARGET_EBCDIC): Delete.
14733 (MAP_CHARACTER): Define only if TARGET_EBCDIC.
14734 (HANDLE_PRAGMA): Define.
14735 (HARD_REGNO_NREGS): Handle complex modes.
14736 (HARD_REGNO_MODE_OK): Likewise.
14737 (CLASS_MAX_NREGS): Likewise.
14738 (RET_REG): Likewise.
14739 (EXTRA_CONSTRAINT): Define.
14740 (RETURN_IN_MEMORY): True for DImode.
14741 (TRAMPOLINE_TEMPLATE): Use gen_rtx instead of GEN_INT.
14742 (FUNCTION_PROFILER): Delete.
14743 (COUNT_REGS): Fail if REG_P but not REG_OK_FOR_BASE_P.
14744 (NOTICE_UPDATE_CC): Correct handling of MULT, DIV, logicals and shifts.
14745 (TARGET_ESC, TARGET_BELL): Conditionally define for TARGET_EBCDIC.
14746 (TARGET_BS, TARGET_TAB, TARGET_NEWLINE): Likewise.
14747 (TARGET_VT, TARGET_FF, TARGET_CR): Likewise.
14748 (ASM_FILE_START): Add "RMODE ANY".
14749 (ASM_OUTPUT_EXTERNAL): Check for aliases.
14750 (ASM_GLOBALIZE_LABEL): Likewise.
14751 (ASM_OUTPUT_LABELREF): Likewise.
14752 (ASM_OUTPUT_COMMON): Likewise.
14753 (PRINT_OPERAND): Handle 'K', 'W', default.
14754 (PRINT_OPERAND_ADDRESS): New.
14755 (Lots of defines): Add support for TARGET_ELF_ABI.
14756 * i370.md (attr length): New. Define for all patterns.
14757 (*): Lots of tweeks to assembly output and constraints.
14759 Mon Jul 19 15:09:29 1999 David Edelsohn <edelsohn@gnu.org>
14761 * rs6000.md (arithmetic, logical, and shift Rc combiner patterns):
14762 Disable patterns performing SImode comparisons with SImode values
14763 if TARGET_POWERPC64 and instruction does not sign-extend or does
14764 not mask to narrower than SImode, i.e. where bit 31 and bit 63 may
14765 differ for signed quantities.
14766 (indirect_jump): Add expander to choose RTL based on TARGET_64BIT.
14767 (tablejump): Patterns contingent on TARGET_64BIT not TARGET_POWERPC64.
14768 (decrement_and_branch_on_count): Add 64-bit variant.
14770 Mon Jul 19 09:36:27 1999 Bernd Schmidt <bernds@cygnus.co.uk>
14772 * final.c (output_asm_insn): When searching for the matching string
14773 for a given dialect, don't run past the end of the list of
14774 alternatives if there are fewer alternatives in the template than
14777 1999-07-17 Alexandre Oliva <oliva@dcc.unicamp.br>
14779 * gcc.texi: Update e-mail addresses and URLs to gcc.gnu.org.
14780 Removed paragraph about compression of files and size limitation,
14781 duplicated in the FAQ. Use gcc-patches for posting patches.
14782 * gcc.c (main): Updated URL with bug reporting instructions to
14783 gcc.gnu.org. Removed e-mail address.
14784 * system.h (abort): Likewise.
14786 1999-07-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14788 * Makefile.in (stmp-multilib-sub): Make the files extracted
14789 from $(LIBGCC1) writable.
14791 Sat Jul 17 14:25:46 1999 Nick Clifton <nickc@cygnus.com>
14793 * config/arm/aout.h: Reformat for improved readability.
14795 * config/arm/arm.h: Reformat for improved readability.
14796 Replace uses of fprintf with asm_fprintf where appropriate.
14797 (ARM_DECLARE_FUNCTION_NAME): New macro: Perform any generic ARM
14798 function declaration assembler actions.
14799 (NUM_INTS): New macro: Convert from bytes to words.
14800 (NUM_REGS): New macro: Compute number of registers required to
14801 hold a quanitity of tyep MODE.
14802 (NUM_REGS2): New macro: Like NUM_REGS but also copes with BLKmode
14804 (NUM_ARG_REGS): New macro: The number of argument registers
14806 (ARG_REGISTER): New macro: Compute the register number of the Nth
14808 (LAST_ARG_REGNUM): New macro: The number of the last argument
14810 (SP_REGNUM): New macro: Register number of the stack pointer.
14811 (FP_REGNUM): New macro: Register number of the frame pointer.
14812 (FUNCTION_ARG, FUNCTION_ARG_PARTIAL_NREGS, INIT_CUMULATIVE_AGS,
14813 FUNCTION_ARG_ADVANCE, SETUP_INCOMING_VARARGS): Change
14814 CUMULATIVE_ARGS so that it counts registers not bytes.
14816 * config/arm/arm.c: Rename TARGET_THUMB_INTERWORK to
14818 Replace uses of fprintf with asm_fprintf where appropriate.
14819 (output_ascii_pseudo_op): Replace with version from thumb.c
14821 * config/arm/coff.h (ASM_FILE_START): Emit ASM_APP_OFF.
14823 * config/arm/elf.h (CPP_PREDEFINES): Replace with
14824 SUBTARGET_CPP_SPEC.
14825 (ASM_DECLARE_FUNCTION_NAME): Use ARM_DECLARE_FUNCTION_NAME.
14826 (ASM_FILE_START): Emit ASM_APP_OFF.
14828 Fri Jul 16 13:48:09 1999 Jeffrey A Law (law@cygnus.com)
14830 * pa.c (compute_frame_size): Round frame according to
14831 STACK_BOUNDARY rather than a hardwired value.
14833 * pa.h (POINTER_SIZE, PARM_BOUNDARY): Define in terms of BITS_PER_WORD.
14835 * configure.in (hppa*-*-hpux11*): Use symbolic MASK_PA_11 instead
14837 * configure: Rebuilt.
14839 * configure.in (hppa*-*-linux*): New configuration.
14840 * configure: Rebuilt.
14841 * pa.h (MAX_OFILE_ALIGNMENT): Delete.
14842 * pa/som.h (MAX_OFILE_ALIGNMENT): Define.
14843 * pa/pa-linux.h: New file.
14844 * pa/t-linux: New file.
14845 * pa/xm-linux.h: New file.
14847 * pa.c (hppa_legitimize_address): Change references from SImode to
14848 either Pmode or word_mode as appropriate.
14849 (emit_move_sequence, store_reg, load_reg): Likewise.
14850 (set_reg_plus_d, hppa_expand_prologue): Likewise.
14851 (output_mul_insn): Likewise.
14852 * pa.h (PROMOTE_MODE): Likewise.
14853 (INITIALZE_TRAMPOLINE): Likewise.
14854 (Pmode): Define to word_mode.
14856 * pa.c (compute_frame_size): Use UNITS_PER_WORD instead of hardwired
14857 value of 4. Allocate 8 bytes for each FP register save.
14858 (hppa_expand_epilogue): Use UNITS_PER_WORD instead of harwarewired
14860 (hppa_expand_prologue): Likewise.
14861 * pa.h (PROMOTE_MODE): Likewise.
14862 (HARD_REGNO_MODE_OK, FUNCTION_ARG_SIZE): Likewise.
14863 (FUNCTION_ARG_BOUNDARY): Likewise.
14865 * invoke.texi (HPPA Options): Remove -mspace/-mno-space.
14867 * pa.c (out_of_line_prologue_epilogue): Delete.
14868 (override_options): Remove -mspace related code.
14869 (hppa_expand_prologue, hppa_expand_epilogue): Likewise.
14870 (compute_frame_size): Only allocate space for register that
14871 actually need to be saved.
14872 * pa.h (MASK_SPACE, TARGET_SPACE): Delete.
14873 (TARGET_SWITCHES): Remove -mspace, -mno-space
14874 * pa/t-pa (LIB2FUNCS_EXTRA): Remove ee.asm and ee_fp.asm
14875 * pa/t-pro (LIB2FUNCS_EXTRA): Likewise. Remove -mspace multilib.
14876 * pa/ee.asm, pa/ee_fp.asm: Delete.
14878 * pa/elf.h (ASM_OUTPUT_DOUBLE_INT): Define.
14880 * config/svr4.h (CONST_SECTION_ASM_OP): Do not emit assembler
14881 directive in column zero.
14883 Fri Jul 16 01:39:57 1999 Jeffrey A Law (law@cygnus.com)
14885 * m68k.c (output_function_prologue): Fix computation of save mask
14886 when generating PIC code.
14888 Thu Jul 15 15:40:09 1999 Jim Wilson <wilson@cygnus.com>
14890 * tree.c (build_type_attribute_variant): Move current_obstack restore
14891 after build_qualified_type call.
14893 1999-07-15 Mark Mitchell <mark@codesourcery.com>
14895 * configure.in: Use t-iris6, even with GNU LD.
14896 * config/mips/iris6gld.h: Fix typo in linker spec.
14897 * config/mips/t-iris6gld: Remove.
14899 Thu Jul 15 15:15:43 1999 David Edelsohn <edelsohn@gnu.org>
14901 * rs6000.md (insv, extzv): Remove SImode dependence in named
14902 patterns. Explicitly generate DImode RTL if PowerPC64 and
14904 (insvdi): Reverse start and size in instruction template.
14906 1999-07-12 Joseph S. Myers <jsm28@cam.ac.uk>
14908 * invoke.texi: Typo fixes.
14910 Wed Jul 14 23:28:06 1999 Jeffrey A Law (law@cygnus.com)
14912 * emit-rtl.c (gen_realpart): Issue an error for cases GCC can not
14913 handle at this time instead of silently generating incorrect code.
14914 (gen_imagpart): Likewise.
14916 * reload.c (find_reloads): Emit a USE for a pseudo register without
14917 a hard register if we could not create an optional reload for the
14920 Wed Jul 14 23:45:48 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
14922 * c-typeck.c (output_init_element, process_init_element):
14923 When advancing constructor_unfilled_fields for a RECORD_TYPE,
14924 check for nameless bit fields.
14926 Wed Jul 14 01:57:39 1999 Richard Henderson <rth@cygnus.com>
14928 * regclass.c (scan_one_insn): Notice subregs that change the
14929 size of their operand.
14930 (record_reg_classes): Use that to obey CLASS_CANNOT_CHANGE_SIZE.
14932 Wed Jul 14 01:41:42 1999 Jeffrey A Law (law@cygnus.com)
14934 * configure.in (alpha*-*-*): Include alpha/t-ieee.
14935 * configure: Rebuilt.
14936 * alpha/t-ieee: New file.
14938 Tue Jul 13 10:45:58 1999 Jeffrey A Law (law@cygnus.com)
14940 * rs6000.c (find_addr_reg): Do not select r0 as an address
14943 Tue Jul 13 00:46:18 1999 Philippe De Muyter <phdm@macqel.be>
14945 * m68k/x-mot3300 (XCFLAGS): List of big files now includes `cse.o'.
14947 Mon Jul 12 14:29:15 1999 Jeffrey A Law (law@cygnus.com)
14949 * rs6000.md (movsf): Do not force easy FP constants into memory.
14951 * expr.c (expand_expr, case PLUS_EXPR): Pass constants through
14952 immed_double_const to ensure they are properly truncated then
14955 Mon Jul 12 10:40:01 1999 Vladimir Makarov <vmakarov@tofu.to.cygnus.com>
14957 * config/arm/thumb.c (thumb_reorg): Call replace_symbols_in_block
14958 always unless NO_DEBUG is used. Compile this code
14960 (replace_symbols_in_block): Compile it unconditionally.
14962 Sun Jul 11 12:32:32 1999 Jeffrey A Law (law@cygnus.com)
14964 * configure.in (i?86-*-elf*): New target.
14965 * configure: Rebuilt.
14966 * i386/i386elf.h, i386/t-i386elf: New files.
14968 Fri Jul 9 22:39:44 1999 Jason Merrill <jason@yorick.cygnus.com>
14970 * toplev.c (main): Don't complain about saying -gdwarf.
14971 (rest_of_compilation): Remove redundant code.
14973 Fri Jul 9 19:08:55 1999 Jim Wilson <wilson@cygnus.com>
14975 * unroll.c (unroll_loops): Don't delete named CODE_LABELs.
14977 Fri Jul 9 18:54:18 1999 Felix Lee <flee@cygnus.com>
14979 * config/i960/i960.c (ret_label): Change asm label from "LR:" to
14980 "Li960R:", to avoid name clash.
14982 Fri Jul 9 10:48:28 1999 Bernd Schmidt <bernds@cygnus.co.uk>
14984 * loop.c (check_dbra_loop): When reversing a loop, delete all
14985 REG_EQUAL notes referencing the reversed biv except those which are
14986 for a giv based on it.
14988 Fri Jul 9 03:51:52 1999 Jeffrey A Law (law@cygnus.com)
14990 * version.c: Drop "gcc-" prefix from version #.
14992 Thu Jul 8 18:06:30 1999 Jason Merrill <jason@yorick.cygnus.com>
14994 * dwarf2out.c (dwarf2out_line): Emit a line number comment after
14995 the label if we're being verbose.
14997 Thu Jul 8 14:18:46 1999 Richard Henderson <rth@cygnus.com>
14999 * m68k.c (output_function_prologue): Add pic register to mask
15000 if live and flag_pic.
15001 (output_function_epilogue): Likewise.
15003 Thu Jul 8 12:55:12 1999 Jeffrey A Law (law@cygnus.com)
15005 * dbxelf.h (ASM_OUTPUT_SOURCE_LINE): Do not put assembler
15006 directives in column zero.
15008 * pa/elf.h (ASM_FILE_START): Define.
15009 * pa/som.h (ASM_FILE_START): Include .level directives.
15010 * pa/hpux10.h (ASM_FILE_START): Delete.
15011 * pa/hpux11.h (ASM_FILE_START): Delete.
15013 * pa/elf.h (BSS_SECTION_ASM_OP): Use .section .bss.
15015 Thu Jul 8 18:03:19 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
15017 * reload1.c (choose_reload_regs): Never call remove_adress_replacements
15018 when reload_out equals reload_in.
15020 Thu Jul 8 16:50:14 1999 Nick Clifton <nickc@cygnus.com>
15022 * invoke.texi (Spec Files): New node: Describe the contents of
15025 Thu Jul 8 10:28:25 1999 Craig Burley <craig@jcb-sc.com>
15027 * invoke.texi (DEC Alpha Options): Put @end table at
15028 beginning of line, to avoid confusing texi2html.
15030 Thu Jul 8 09:22:06 1999 Nick Clifton <nickc@cygnus.com>
15032 * config/arm/elf.h (ASM_OUTPUT_INTERNAL_LABEL): Fixed typo
15033 introduced in previous delta.
15035 Wed Jul 7 02:00:04 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
15037 * reload1.c (gen_reload): When synthesizing a 3 operand add
15038 sequence, improve test for when to reload OP1 into the reload
15039 register instead of OP0.
15041 Wed Jul 7 01:38:03 1999 Jim Wilson <wilson@cygnus.com>
15043 * unroll.c (unroll_loop): Don't delete NOTE_INSN_DELETED_LABEL notes.
15045 1999-07-07 Manfred Hollstein <mhollstein@cygnus.com>
15047 * m88k/dguxbcs.h (CPP_SPEC): Add missing \ in multi-line
15050 Wed Jul 7 01:16:43 1999 Richard Henderson <rth@cygnus.com>
15052 * ginclude/varargs.h (__builtin_va_alist_t): New typedef.
15053 (va_dcl): Use __builtin_va_alist_t.
15055 Wed Jul 7 01:14:42 1999 Jason Merrill <jason@yorick.cygnus.com>
15057 * dwarf2out.c (gen_struct_or_union_type_die): Only remember types
15058 on the permanent_obstack.
15059 * dwarfout.c (output_type): Likewise.
15061 Tue Jul 6 15:25:32 1999 Gavin Romig-Koch <gavin@cygnus.com>
15063 * c-common.c (unsigned_type,signed_type,signed_or_unsigned_type) :
15064 Merged from c-typeck.c and cp/typeck.c.
15065 * c-typeck.c (unsigned_type,signed_type,signed_or_unsigned_type) :
15066 Merged into c-common.
15068 Tue Jul 6 13:06:01 1999 Dave Brolley <brolley@cygnus.com>
15070 * c-lex.c (errorcount): Declare it.
15071 (finish_parse): Update errorcount when using CPPLIB.
15073 1999-07-06 Bruce Korb <ddsinc09@ix.netcom.com>
15075 * fixinc/inclhack.def(end_else_label): Double the backslash so
15076 sed gets a chance to see it.
15077 * fixinc/inclhack.sh: regen
15078 * fixinc/fixincl.x: regen
15080 Fri Jul 2 18:49:51 1999 Nick Clifton <nickc@cygnus.com>
15082 Add framework to support armv5 architecture when it becomes
15085 * config/arm/arm.c (FL_ARCH5): New processor capability flag.
15086 (arm_arch5): New variable.
15087 (all_architectures): Add armv5 line.
15088 * config/arm/arm.h (CPP_CPU_ARCH_SPEC): Define __ARM_ARCH_5__ if
15089 -march=armv5 is specified on the command line.
15090 (arm_arch5): Export this variable.
15091 * invoke.texi: Document new string accepted by -march= switch for
15094 * config/arm/arm.h: Replace use of constant 12 as a register
15095 number with IP_REGNUM. Similarly 14 and LR_REGNUM.
15096 * config/arm/arm.c: Replace use of constant 12 as a register
15097 number with IP_REGNUM. Similarly 14 and LR_REGNUM.
15099 * config/arm/elf.h: Tidy up.
15100 * config/arm/coff.h: Tidy up.
15102 Thu Jul 1 19:08:13 1999 Mark P. Mitchell <mark@codesourcery.com>
15104 * gcc/configure.in (mips-sgi-irix6*): Handle --with-gnu-ld.
15105 * gcc/config/mips/t-iris6gld: New file.
15106 * gcc/config/mips/iris6gld.h: Likewise.
15108 Fri Jul 2 13:23:39 1999 Gavin Romig-Koch <gavin@cygnus.com>
15110 * c-decl.c (widest_integer_literal_type_node,
15111 widest_unsigned_literal_type) : New.
15112 (init_decl_processing): Handle/use the two new types.
15113 * c-common.c (type_for_size,type_for_mode) : Same.
15114 * c-lex.c (yylex) : Same.
15115 * c-typeck.c (unsigned_type,signed_type,signed_or_unsigned_type) :
15117 * c-tree.h (widest_integer_literal_type_node,
15118 widest_unsigned_literal_type) : New.
15120 Fri Jul 2 03:05:44 1999 Jeffrey A Law (law@cygnus.com)
15122 * dwarfout.c (field_byte_offset): Correctly compute the object's
15123 byte offset for the first bit of a field which crosses an alignment
15124 boundary on a !BYTES_BIG_ENDIAN target.
15126 Fri Jul 2 01:36:36 1999 Robert Lipe <robertlipe@usa.net>
15128 * fixinc.svr4: Fix <arpa/inet.h> by deleting protos for htons and
15131 Fri Jul 2 00:46:47 1999 Richard Henderson <rth@cygnus.com>
15132 Jeff Law <law@cygnus.com>
15134 * ginclude/varargs.h (va_dcl): Use word_mode for type of
15137 * except.c: Include intl.h.
15138 (expand_eh_return): Set current_function_cannot_inline.
15139 (save_eh_status, restore_eh_status): Twiddle eh_return_stub_label.
15140 * function.h (struct function): Add eh_return_stub_label.
15141 * flow.c (delete_unreachable_blocks): Don't merge across EH edges.
15142 * Makefile.in (except.o): Depend on intl.h.
15144 Fri Jul 2 00:04:23 1999 David Edelsohn <edelsohn@gnu.org>
15146 * rs6000.md (movdf_hardfloat32): Handle PRE_INC and PRE_DEC the
15147 same as offsettable in cases 1 and 2.
15149 Thu Jul 1 20:54:10 1999 Richard Henderson <rth@cygnus.com>
15151 * alpha.md (extqh): Define as 64-((R&7)*8) instead of 56-(((R-1)&7)*8).
15152 (extlh, extwh): Likewise.
15154 Thu Jul 1 11:05:25 1999 Gavin Romig-Koch <gavin@cygnus.com>
15156 * c-lex.c (yylex): Improve 'integer constant out of range' messages.
15158 Wed Jun 30 16:51:41 1999 Nick Clifton <nickc@cygnus.com>
15160 * configure.in: Add arm-pe and thumb-pe targets.
15161 * configure: Regenerate.
15163 * thumb.c (arm_naked_function_p): New function: Determines if
15164 a function is naked (has no gcc generated prologue/epilogue).
15165 (is_called_in_ARM_mode): Return true if the func has the
15166 interfacearm attribute.
15167 (output_return): Do not generate a return for naked functions.
15168 (thumb_function_prologue): Do not generate a prologue for
15170 (thumb_expand_prologue): Do not generate a prologue for naked
15172 (thumb_expand_epilogue): Do not generate an epilogue for naked
15174 (arm_valid_machine_decl_attribute): New function, copied from
15175 arm.c: Permit naked and interfacearm attributes.
15177 * config/arm/pe.c: New file: Support code for arm-pe target.
15178 * config/arm/pe.h: New file: Header file for arm-pe target.
15179 * config/arm/tpe.h: New file: Header file for thumb-pe target.
15180 * config/arm/t-thumb-pe: New file: Makefile fragment for
15183 1999-07-01 Mark Kettenis <kettenis@gnu.org>
15185 * config/i386/gnu.h (CPP_SPEC): Define __PIC__ and __pic__ if
15186 -fPIC or -fpic is specified.
15188 Wed Jun 30 03:31:54 1999 Jeffrey A Law (law@cygnus.com)
15190 * expr.c (emit_block_move): Use copy_to_mode_reg for
15191 !TARGET_MEM_FUNCTIONS case too.
15193 * configure.in (hppa*-*-*): Add som.h or elf.h to tm_file as
15195 * configure: Rebuilt.
15196 (hppa1.1-*-pro*, hppa1.1-*-rtems*): Define target_cpu_default.
15197 * pa.h: Include dbxelf.h. Delete various dbx/stabs related
15198 definitions made redundant by dbxelf.h inclusion. Delete
15199 lots of definitions related to assembly output that are
15200 specific to the SOM object format.
15201 * pa.c (output_function_prologue): Do not emit the function's
15203 * pa-pro-end.h (STARTFILE_SPEC): Undefine before redefining.
15204 * pa-pro.h: Deleted.
15205 * som.h: New file with SOM specific definitions.
15206 * elf.h: New file with ELF specific definitions.
15208 * elfos.h (const_section): Output a tab before assembler directives.
15209 (ctors_section, dtors_section): Likewise.
15210 (ASM_OUTPUT_SECTION_NAME): Likewise.
15212 * pa/pa1.h: Delete unused file.
15214 Tue Jun 29 01:37:53 1999 Jeffrey A Law (law@cygnus.com)
15216 * configure.in (hppa*-hp-hpux11*): New configuration.
15217 * configure: Rebuilt.
15218 * pa/pa-hpux11.h: New file.
15219 * pa.h (CPP_SPEC): Conditionally add -D__STDC_EXT__ to the cpp
15222 * mips.md (leasi, leadi): New patterns.
15224 * expr.c (emit_block_move): Properly handle case where one of the
15225 block move arguments has a queued increment or decrement.
15226 (clear_storage): Similarly. Fix formatting goof.
15228 1999-06-28 "David O'Brien" <obrien@NUXI.com>
15230 * fixinc/inclhack.def(stdio_va_list): This patch Removes a
15231 semicolon from the BSD VA_LIST replacement expression.
15233 * fixinc/inclhack.sh: regen
15234 * fixinc/fixincl.x: regen
15236 * fixinc/mkfixinc.sh: Have `i[34567]86-*-freebsd*' machines
15237 now use the fixincl program.
15239 Mon Jun 28 05:28:12 1999 Jeffrey A Law (law@cygnus.com)
15241 * m68k.h (CONDITIONAL_REGISTER_USAGE): Define for !SUN_FPA
15242 case. Also make the PIC register call_used.
15244 * m68k.h (FINALIZE_PIC): Delete.
15245 * m68k.c (finalize_pic): Delete.
15247 Mon Jun 28 05:16:35 1999 Richard Henderson <rth@cygnus.com>
15249 * m68k.h (PREFERRED_RELOAD_CLASS): Don't force any FP const_doubles
15252 Mon Jun 28 04:07:27 1999 David Edelsohn <edelsohn@gnu.org>
15254 * expmed.c (expand_divmod): Ensure unsigned value fits in reg_note.
15256 Sun Jun 27 02:39:08 1999 Richard Henderson <rth@cygnus.com>
15258 * jump.c (jump_optimize_1): Validate the cmov copy to a temporary.
15260 Sat Jun 26 17:18:18 1999 David Edelsohn <edelsohn@gnu.org>
15262 * rs6000.c (print_operand, case 'L'): Use plus_constant_for_output.
15264 Fri Jun 25 11:33:24 1999 Richard Henderson <rth@cygnus.com>
15266 * alpha.c (override_options): Add -mcpu=ev45 as an alias for ev4.
15268 Fri Jun 25 13:41:25 1999 David Edelsohn <edelsohn@gnu.org>
15270 * rs6000.c (output_toc): Always use hex values for floating-point
15271 constants. Store single-precision values in upper-half of TOC
15272 entry in 64-bit mode.
15273 * rs6000.md (floatsidf2, floatunssidf2): Add !TARGET_POWERPC64
15274 to final constraints.
15275 (fix_truncdfsi2 splitter): Change pattern matching fctiwz.
15276 (fctiwz): Improve accuracy of RTL for pattern.
15278 Fri Jun 25 11:26:38 1999 Gavin Romig-Koch <gavin@cygnus.com>
15280 * expr.c (expand_expr): Allow RTL_EXPR's through the
15281 MAX_INTEGER_COMPUTATION_MODE checks.
15283 Fri Jun 25 06:06:37 1999 Richard Henderson <rth@cygnus.com>
15285 * alpha.h (MASK_SUPPORT_ARCH, MASK_CPU_EV5, MASK_CPU_EV6): Define
15286 such that MASK_SUPPORT_ARCH is not negative.
15288 Fri Jun 25 05:35:44 1999 Jeffrey A Law (law@cygnus.com)
15290 * loop.c (verify_dominator): Properly handle ADDR_VEC and
15291 ADDR_DIFF_VEC insns that appear inside loops.
15293 Thu Jun 24 22:54:05 1999 David Edelsohn <edelsohn@gnu.org>
15294 Jeff Law <law@cygnus.com>
15296 * rs6000.md (movdf_hardfloat32): Revert previous patch.
15297 Handle LO_SUM the same as offsettable in cases 1 and 2.
15298 * rs6000.c (find_addr_reg): Revert previous patch.
15300 Thu Jun 24 22:43:12 1999 Philippe De Muyter <phdm@macqel.be>
15302 * system.h (strstr): New external function declaration.
15303 * acconfig.h (NEED_DECLARATION_STRSTR): New define slot.
15304 * configure.in (GCC_NEED_DECLARATIONS): Check for strstr.
15305 * config.in, configure: Rebuilt.
15307 1999-06-24 Tom Tromey <tromey@cygnus.com>
15309 * gcc.c (main): Read user-specified specs files after computing
15310 additional startfile_prefixes.
15312 Thu Jun 24 15:00:47 1999 Mark Mitchell <mark@codesourcery.com>
15314 Revert these two patches:
15316 Thu Jun 17 21:34:24 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
15317 * loop.c (strength_reduce): When doing biv->giv conversion, update
15318 reg note of NEXT->insn.
15320 Thu Jun 17 17:22:07 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
15321 * loop.c (strength_reduce): When doing biv->giv conversion, fix up
15323 (recombine_givs): Set ix field after sorting.
15325 Wed Jun 23 21:26:00 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
15327 * rtlanal.c (reg_referenced_p): Use reg_overlap_mentioned_p
15328 for the parts of an UNSPEC / UNSPEC_VOLATILE.
15330 1999-06-23 Bruce Korb <ddsinc09@ix.netcom.com>
15332 *fixinc/inclhack.def: Add fix development commentary
15333 (read_ret_type): reactivate and add selection clause
15334 (zzz_*): tweak output file name to match what is used in hackshell.tpl
15335 *fixinc/{fixincl.x|inclhack.sh}: regen
15337 Wed Jun 23 00:48:21 1999 Jason Merrill <jason@yorick.cygnus.com>
15339 * expr.c (expand_expr): STRIP_NOPS before checking against
15340 MAX_INTEGER_COMPUTATION_MODE
15341 (check_max_integer_computation_mode): Likewise.
15343 Tue Jun 22 20:23:43 1999 Jim Wilson <wilson@cygnus.com>
15345 * md.texi (smul@var{m}3_highpart): Add missing 's' prefix.
15347 1999-06-22 Jim Wilson <wilson@cygnus.com>
15349 * expr.c (store_expr): When target is a promoted subreg, return a
15350 promoted subreg as a result.
15352 Tue Jun 22 17:14:58 1999 Michael Meissner <meissner@cygnus.com>
15354 * dwarf2out.c (dwarf2out_frame_debug_expr): Reformat to match GNU
15356 (dwarf2out_define): Mark unused parameters appropriately.
15357 (gen_unspecified_parameters_die): Ditto.
15358 (gen_subprogram_die): Fix signed/unsigned warnings.
15359 (gen_variable_die): Ditto.
15361 1999-06-22 Bruce Korb <ddsinc09@ix.netcom.com>
15363 * fixinc/inclhack.def(end_else_label): combined else_label
15364 and endif_label and fixed the sed expression.
15365 *fixinc/{fixincl.x|inclhack.sh}: regen
15367 Tue Jun 22 01:58:18 1999 Jeffrey A Law (law@cygnus.com)
15369 * rs6000.md (movdf_hardfloat32): Use %X instead of always emitting
15370 'x' when handling non-offsettable addresses
15372 Tue Jun 22 00:20:05 1999 Richard Earnshaw (rearnsha@arm.com)
15374 * final.c (shorten_branches): Don't try to split an insn that has
15377 Mon Jun 21 12:47:39 1999 Mark Mitchell <mark@codesourcery.com>
15379 * config/mips/mips.c (symbolic_expression_p): New function.
15380 (mips_select_rtx_section): Put symbolic expressions in the
15381 data section, not the read-only data section.
15383 Mon Jun 21 22:13:06 1999 Jeffrey A Law (law@cygnus.com)
15385 * rs6000.md (find_addr_reg): Handle LO_SUM addresses.
15387 Mon Jun 21 20:10:42 1999 Richard Henderson <rth@cygnus.com>
15389 * collect2.c (main): Log frame table count.
15390 (GCC_OK_SYMBOL) [ECOFF]: Accept stGlobal.
15391 (scan_prog_file) [COFF]: Handle frame tables.
15393 * alpha/alpha.h (UNALIGNED_SHORT_ASM_OP): Define.
15394 (UNALIGNED_INT_ASM_OP, UNALIGNED_DOUBLE_INT_ASM_OP): Define.
15395 * alpha/elf.h: Undef them again.
15396 * alpha/vms.h: Remove their definitions.
15398 Tue Jun 22 03:17:53 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
15400 * sh.c (machine_dependent_reorg): When fixing up fp pcloads,
15401 remove the clobber of r0 and change the REG_UNUSED note to
15404 1999-06-21 Jakub Jelinek <jj@ultra.linux.cz>
15406 * real.c (ereal_from_double): Fix for 64-bit big endian hosts.
15407 * emit-rtl.c (gen_lowpart_common): Add case for hosts where double
15408 fits in HOST_WIDE_INT and one uses union to access a long constant
15411 Mon Jun 21 17:18:25 1999 Richard Henderson <rth@cygnus.com>
15413 * sparc.c (sparc_override_options): Don't allow profiling for
15414 code models other than medlow.
15415 (sparc_function_profiler): New function from old FUNCTION_PROFILER
15416 macro. Use ASM_GENERATE_INTERNAL_LABEL and MCOUNT_FUNCTION.
15417 (sparc_function_block_profiler): Likewise. Use user_label_prefix.
15418 (sparc_block_profiler): Likewise.
15419 (sparc_function_block_profiler_exit): Likewise.
15420 * sparc.h (FUNCTION_PROFILER): Call new sparc.c function.
15421 (FUNCTION_BLOCK_PROFILER): Likewise.
15422 (BLOCK_PROFILER): Likewise.
15423 (FUNCTION_BLOCK_PROFILER_EXIT): Likewise.
15424 (MCOUNT_FUNCTION): New.
15425 * sparc/pbd.h (FUNCTION_PROFILER): Delete.
15426 (FUNCTION_BLOCK_PROFILER, BLOCK_PROFILER): Delete.
15427 * sparc/sun4o3.h (FUNCTION_PROFILER): Delete.
15428 (MCOUNT_FUNCTION): New.
15429 * sparc/sysv4.h (FUNCTION_BLOCK_PROFILER): Delete.
15430 (BLOCK_PROFILER): Delete.
15431 (MCOUNT_FUNCTION): New.
15433 Mon Jun 21 14:11:29 1999 David Edelsohn <edelsohn@gnu.org>
15435 * rs6000.md (movdf_hardfloat32): Fix typo in case 2.
15437 Mon Jun 21 12:27:17 1999 Vladimir Makarov <vmakarov@tofu.to.cygnus.com>
15439 * config/mips/elf.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
15442 * config/m68k/m68kelf.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
15445 * config/sh/sh.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
15448 * config/arm/telf.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
15451 Mon Jun 21 14:58:42 1999 Nick Clifton <nickc@cygnus.com>
15453 * config/arm/arm.h: Add cpp support for ARM920 and ARM920T cpu
15456 Mon Jun 21 06:22:21 1999 Mark Elbrecht <snowball3@bigfoot.com>
15458 * i386/djgpp.h (LIB_SPEC): New.
15459 (STARTFILE_SPEC): New.
15461 * i386/xm-djgpp.h (NO_SYS_SIGLIST): Deleted. Now obsolete.
15463 Mon Jun 21 06:19:33 1999 Philippe De Muyter <phdm@macqel.be>
15465 * fixinc/Makefile.in (gnu-regex.o): Do not define STDC_HEADERS in
15468 * system.h (WSTOPSIG): New macro.
15470 Mon Jun 21 05:33:15 1999 Mumit Khan <khan@xraylith.wisc.edu>
15472 * c-pragma.c (push_alignment): Don't ignore alignments greater than
15474 (insert_pack_attributes): Take into account member natural
15477 * i386/winnt.c (exports_head): New static variable.
15478 (i386_pe_record_exported_symbol): New function.
15479 (i386_pe_asm_file_end): Use.
15480 * i386/cygwin.h (ASM_OUTPUT_COMMON): Record the exported
15481 symbols to be emitted at end of assembly.
15482 (ASM_DECLARE_OBJECT_NAME): Likewise.
15483 (ASM_DECLARE_FUNCTION_NAME): Likewise.
15485 * i386/uwin.h (CPP_SPEC): Use -idirafter instead -iprefix and
15488 Mon Jun 21 04:44:31 1999 Jeffrey A Law (law@cygnus.com)
15490 * sparc.h (LEGITIMIZE_RELOAD_ADDRESS): Fix paren error introduced
15493 Sun Jun 20 17:27:20 1999 Richard Henderson <rth@cygnus.com>
15495 * haifa-sched.c (sched_analyze_1): Use free_list instead of
15496 zapping reg_last_uses directly.
15497 (sched_analyze_2, sched_analyze_insn): Likewise.
15498 (sched_analyze): Likewise. Don't clear reg_last_uses on calls.
15500 Sun Jun 20 16:57:29 1999 David Edelsohn <edelsohn@gnu.org>
15502 * rs6000.md (movdf_hardfloat32): Use worst case insn length
15503 attributes for cases 1 and 2.
15505 Sat Jun 19 22:52:55 1999 Richard Henderson <rth@cygnus.com>
15507 * haifa-sched.c (sched_analyze): Mark call-user regs as clobbered
15510 Sat Jun 19 05:40:07 1999 Philip Blundell <pb@nexus.co.uk>
15512 * arm.c (arm_reload_in_hi): Invert sense of test on BYTES_BIG_ENDIAN.
15514 Sat Jun 19 05:25:05 1999 Richard Earnshaw (rearnsha@arm.com)
15516 * arm.h (CONDITIONAL_REGISTER_USAGE): If flag_pic, never use
15517 PIC_OFFSET_TABLE_REGNUM for general alloaction.
15518 (INITIAL_ELIMINATION_OFFSET): Count the fact that the PIC register
15519 must be stacked if it is used for PIC accesses.
15520 * arm.c (use_return_insn): Handle PIC register specially.
15521 (output_return_instruction): Likewise.
15522 (output_func_{prologue,epilogue}): Likewise.
15523 (output_expand_prologue): Likewise.
15525 * arm.md (*adddf_esfdf_df): Renamed from *adddf_df_esfdf.
15526 (*strsi_predec): Renamed from *strqi_predec.
15527 (*loadsi_shiftpreinc): Renamed from *loadqi_shiftpreinc.
15528 (*loadsi_shiftpredec): Renamed from *loadqi_shiftpredec.
15530 * arm.c (arm_override_options): Remove warning about PIC code
15531 not being supported.
15533 Fri Jun 18 23:47:06 1999 David Edelsohn <edelsohn@gnu.org>
15535 * rs6000.c (find_addr_reg): New function.
15536 * rs6000.h (find_addr_reg): Declare.
15537 (offsettable_addr_operand): Delete.
15538 * rs6000.md (movdf_hardfloat32): Handle non-offsettable loads
15539 from and stores to GPRs.
15541 Fri Jun 18 15:44:18 1999 Richard Henderson <rth@cygnus.com>
15543 * alpha.c (alpha_expand_block_move): Use get_insns rather than
15544 gen_sequence as argument to emit_no_conflict_block.
15546 Fri Jun 18 07:02 1999 Bruce Korb <ddsinc09@ix.netcom.com>
15548 * fixinc/mkfixinc.sh: enable the fixincl program for DG/UX
15549 * fixinc/inclhack.def(dgux_int_varargs): script must end with \n
15550 *fixinc/fixincl.x: regen
15551 *fixinc/inclhack.sh: regen
15553 Thu Jun 17 15:06:10 PDT 1999 Don Lindsay <dlindsay@cygnus.com>
15555 * added support for -mpcrel (PC relative addressing for m68k)
15556 based on code done by Michael Tiemann <tiemann@axon.cygnus.com>.
15557 * invoke.texi (m68000 options): Add documentation for -mpcrel flag.
15558 * m68k.c (print_operand_address): Handle 32-bit PIC case.
15559 (comments for general_src_operand): Add some explanation
15560 about EXTRA_CONSTRAINTS.
15561 (OVERRIDE_OPTIONS): Enable -fPIC in combination with -mpcrel.
15562 * m68kelf.h (OVERRIDE_OPTIONS): Ditto.
15563 (LEGITIMATE_PIC_OPERAND_P): Fix typo.
15564 (LEGITIMATE_PIC_OPERAND_P): Re-derive from m68k.h case.
15565 * m68k.h (LEGITIMATE_PIC_OPERAND_P): Fix delete-o.
15566 (INDIRECTABLE_1_ADDRESS): Delete spurious '/' at end of macro.
15567 (OVERRIDE_OPTIONS): Change behavior so that -mpcrel implies -fpic
15568 if not already set.
15569 (OVERRIDE_OPTIONS): Merge in changes from m68k.h.
15570 * m68k.h (TARGET_PCREL): New target flag.
15571 (TARGET_SWITCHES): Add "pcrel" as a recognized switch.
15572 (OVERRIDE_OPTIONS): Add checks for -mpcrel.
15573 (LEGITIMATE_PIC_OPERAND_P): Don't normally accept anything that
15574 contains a SYMBOL_REF. Relax this constraint during reload, since
15575 we want to use the predicates, not reload's built-in concept of a
15576 valid memory address, to control what insns need reloading.
15577 (EXTRA_CONSTRAINT): Define constraints to accept pc-relative
15578 operands (essentially 'g', 'm', and 's' under normal circumstances).
15579 * m68k.c (print_operand): Cause printing of pc-relative addresses
15580 to include pc register.
15581 (print_operand_address): Ditto.
15582 (general_src_operand): Accept operands that are not only
15583 general_operands, but are also valid when used as a pc-relative
15585 (nonimmediate_src_operand): Similar, for nonimmediate_operands.
15586 (memory_src_operand): Similar, for memory_operands.
15587 (pcrel_address): New predicate to accept the special case of a
15588 pc-relative address.
15589 * m68k.md (many patterns): Rewrite common SImode, HImode, and
15590 QImode insns to accept *_src_operand instead of *_operand where
15591 pc-relative operands can fit. For example, a pc-relative operand
15592 can be used as a memory source operand for addsi3, but not as a
15593 memory destination.
15594 * hp320.h linux.h m68kv4.h (LEGITIMATE_PIC_OPERAND_P) as in m68k.h.
15596 Fri Jun 18 09:11:07 1999 Nick Clifton <nickc@cygnus.com>
15598 * config/arm/telf.h (ASM_OUTPUT_DEF_FROM_DECLS): New Marco: USe
15599 .thumb_set pseudo op to mark aliases of thumb functions.
15601 Wed Jun 16 18:19:13 1999 Nick Clifton <nickc@cygnus.com>
15603 * varasm.c (assemble_alias): Use ASM_OUTPUT_DEF_FROM_DECLS in
15604 preference to ASM_OUTPUT_DEF, if it is defined.
15606 * tm.texi: Document new, optional target macro
15607 ASM_OUTPUT_DEF_FROM_DECLS.
15609 Thu Jun 17 15:07 1999 Bruce Korb <ddsinc09@ix.netcom.com>
15611 * fixincludes: ISCNTL patch
15612 * fixinc/inclhack.def (ioctl_fix_ctrl): Fix the definition of [_]*ISCTRL().
15613 (dgux_int_varargs): new for DG/UX
15614 * fixinc/{fixincl.x,inclhack.sh}: Regenerated.
15616 Thu Jun 17 21:34:24 1999 Jeff Law <law@cygnus.com>
15618 * invoke.texi (ia32 options): Fix typo.
15620 Thu Jun 17 21:34:24 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
15622 * loop.c (strength_reduce): When doing biv->giv conversion, update
15623 reg note of NEXT->insn.
15625 Thu Jun 17 14:25:08 1999 Jeffrey A Law (law@cygnus.com)
15627 * loop.c (move_movables): Note issues with replacing REGs with
15629 * mips.h (GO_IF_LEGITIMATE_ADDRESS): Handle SUBREGs properly.
15631 Thu Jun 17 13:28:30 1999 David O'Brien <obrien@FreeBSD.org>
15633 * i386/freebsd-elf.h (LINK_SPEC): Fix typo.
15635 * i386/freebsd-elf.h (FUNCTION_PROFILER): labels are not needed and
15636 the reference to `mcount' was not correct for the ELF on FreeBSD.
15638 Thu Jun 17 17:22:07 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
15640 * loop.c (strength_reduce): When doing biv->giv conversion, fix up
15643 (recombine_givs): Set ix field after sorting.
15645 Thu Jun 17 02:54:30 1999 Jeffrey A Law (law@cygnus.com)
15647 * emit-rtl.c (operand_subword): Tighten checks for when it is safe
15648 to safe to extract a subword out of a REG.
15650 Thu Jun 17 01:45:24 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
15652 * sh.md (mulsi3): Don't add a no-op move at the end.
15654 Wed Jun 16 20:29:00 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
15656 * cse.c (cse_insn): Don't put hard register source into tables for
15657 the last insn of a libcall.
15659 Wed Jun 16 19:44:33 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
15661 * loop.c (strength_reduce): Insert sets of derived givs at every
15662 biv increment, even if it's the only one.
15664 Wed Jun 16 10:33:02 1999 Jason Merrill <jason@yorick.cygnus.com>
15666 * dwarfout.c (add_incomplete_type): New fn.
15667 (output_type): Call it.
15668 (retry_incomplete_types): New fn.
15669 (dwarfout_finish): Call it.
15671 From Eric Raskin <ehr@listworks.com>:
15672 (output_type): Output types for bases.
15674 Tue Jun 15 12:51:23 1999 Alexandre Oliva <oliva@dcc.unicamp.br>
15676 * mips.c (mips_output_conditional_branch): Add `break'
15677 between `default' label and `close braces'.
15679 Tue Jun 15 01:55:20 1999 David O'Brien <obrien@FreeBSD.org>
15681 * i386/freebsd-elf.h (LINK_SPEC): clean up the linking library
15682 specifications and make it realistic.
15683 (LIB_SPEC): Likewise.
15685 Mon Jun 14 15:38:43 1999 Jim Wilson <wilson@cygnus.com>
15687 * config/mips/mips.c (mips_secondary_reload_class): Check for
15688 (PLUS (SP) (REG)) and return appropriate register class.
15689 * config/mips/mips.md (reload_insi): Delete predicate for operand 1.
15690 Handle (PLUS (SP) (REG)).
15691 (tablejump): In mips16 code, use emit_insn instead of emit_jump_insn.
15692 (tablejump_mips161, tablejump_mips162): Use emit_jump_insn instead
15693 of emit_insn for tablejump.
15695 Mon Jun 14 17:26:40 1999 David Edelsohn <edelsohn@gnu.org>
15697 * rs6000.c (output_prolog): RS6000_CALL_GLUE must be
15698 asm_fprintf format string by itself.
15699 (output_function_profiler): Likewise.
15701 Mon Jun 14 12:57:38 1999 David Mosberger <davidm@hpl.hp.com>
15703 * combine.c (simplify_logical, case AND): Only call
15704 simplify_and_const_int if the mode is no wider than HOST_WIDE_INT
15705 or the constant is positive.
15707 Mon Jun 14 11:43:41 1999 Nick Clifton <nickc@cygnus.com>
15709 * configure.in: Fix typo in rs6000-ibm-aix4 case.
15710 * configure: Regenerate.
15712 Mon Jun 14 03:55:40 1999 Jeffrey A Law (law@cygnus.com)
15714 * configure.in (rs6000-ibm-aix4.3*, powerpc-ibm-aix4.3*): Do not
15715 require a sub-version #.
15716 * configure: Rebuilt.
15718 1999-06-14 Robert Lipe (robertlipe@usa.net)
15720 * svr4.h (DWARF2_DEBUGGING_INFO): Check for redefinition.
15722 Mon Jun 14 10:30:52 BST 1999 Nathan Sidwell <nathan@acm.org>
15724 * c-typeck.c (process_init_element): Detect excess elements in
15725 char array initializer.
15727 1999-06-14 Andreas Jaeger <aj@arthur.rhein-neckar.de>
15729 * gcc.texi: Mention gcc 2.96 instead of egcs 1.00.
15731 Sat Jun 12 22:29:48 EDT 1999 Jerry Quinn <jquinn@nortelnetworks.com>
15733 * invoke.texi (Option Summary): Add -fpermissive flag.
15735 Sat Jun 12 03:40:42 1999 Jeffrey A Law (law@cygnus.com)
15737 * sparc.h (LEGITIMIZE_RELOAD_ADDRESS): Do nothing with operands
15738 that require PIC code sequences.
15740 Wed Jun 9 16:29:01 1999 Nick Clifton <nickc@cygnus.com>
15742 * configure.in: Add new target: thumb-elf.
15743 * configure: Regenerate.
15744 * config/arm/t-thumb-elf: New file: Makefile fragment for
15746 * config/arm/telf.h: New file: Header file for thumb-elf
15749 Fri Jun 11 03:17:51 1999 Jeffrey A Law (law@cygnus.com)
15751 * Makefile.in (libgcc2): Pass MAYBE_USE_COLLECT2 as an argument.
15752 * libgcc2.c (__CTOR_LIST, __DTOR_LIST); Do not provide
15753 initializers is some circumstances.
15755 * fixinc/inclhack.def (endif_label): Add additional selector for
15756 more bogus stuff after #endif statements.
15757 * fixinc/inclhack.sh, fixinc/fixincl.x: Rebuilt.
15759 Thu Jun 10 20:44:36 1999 Mumit Khan <khan@xraylith.wisc.edu>
15761 * i386/cygwin.h (SET_ASM_OP): Define.
15763 Thu Jun 10 20:37:57 1999 Mumit Khan <khan@xraylith.wisc.edu>
15765 * reg-stack.c (stack_reg_life_analysis): Find all the RETURN insns.
15767 Thu Jun 10 19:23:00 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
15769 * sh.h (TARGET_HARWARD, TARGET_HARVARD): Changed the former to the
15772 * sh.md (ic_invalidate_line_i): Remove second alternative.
15774 Thu Jun 10 06:55 1999 Bruce Korb <ddsinc09@ix.netcom.com>
15776 *fixinc/inclhack.def(sun_auth_proto): We do not know how to
15777 test for the presence of valid prototypes. Delete bypass expr.
15778 (ioctl_fix_ctrl): Correct the selection expression.
15779 (no_double_slash): Correct quoting rules
15780 *fixinc/fixincl.x: regen
15781 *fixinc/inclhack.sh: regen
15783 Thu Jun 10 15:08:15 1999 Nick Clifton <nickc@cygnus.com>
15785 * config/arm/arm.c (struct all_cores): Add ARM920 and ARM920t.
15787 Wed Jun 9 15:57:57 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
15789 * rs6000.md (movsi_got_internal_mem): Delete.
15790 * rs6000.h (CONDITIONAL_REGISTER_USAGE): Mark PIC_OFFSET_TABLE_REGNUM.
15791 (GOT_TOC_REGNUM): Delete.
15792 (PIC_OFFSET_TABLE_REGNUM): Define.
15793 (FINALIZE_PIC): Disable.
15794 * rs6000.c (rs6000_got_register): New code for fixed pic register.
15795 (rs6000_replace_regno): Delete.
15796 (rs6000_finalize_pic): Likewise.
15797 (output_prolog): Handle PIC_OFFSET_TABLE_REGNUM.
15799 Wed Jun 9 19:44:26 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
15801 * loop.c (loop_insn_first_p): Don't compare LUIDs when P
15802 is a note; use <= for the compare; advance P while it is
15805 Wed Jun 9 13:12:24 1999 Jeffrey A Law (law@cygnus.com)
15807 * fixinc/inclhack.def (no_double_slash): Fix quoting for test.
15808 * fixinc/inclhack.sh, fixinc/fixincl.x, fixinc/fixincl.sh; Rebuilt.
15810 * varasm.c (remove_from_pending_weak_list): Verify t->name
15811 is non-NULL before passing it to strcmp.
15813 Wed Jun 9 06:50 1999 Bruce Korb <ddsinc09@ix.netcom.com>
15815 *fixinc/inclhack.def(sun_auth_proto): bypass the patch if
15816 the typed arguments are not part of a comment
15817 (ioctl_fix_ctrl): Added a purpose comment
15818 *fixinc/fixincl.x: regenerate
15819 *fixinc/inclhack.sh: regenerate
15821 Wed Jun 9 22:57:02 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
15823 * invoke.texi: Add C4x invocation docs.
15825 Wed Jun 9 22:34:38 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
15827 * config/c4x/c4x.h (TARGET_EXPOSE_LDP, LEGITIMIZE_RELOAD_ADDRESS):
15829 * config/c4x/c4x.c (c4x_emit_move_sequence, src_operand): Use
15831 (c4x_legitimize_reload_address): New function.
15832 * config/c4x/c4x.md: Update docs.
15834 Wed Jun 9 04:14:48 1999 Jeffrey A Law (law@cygnus.com)
15836 * fixincludes: Avoid removing '.'.
15837 * fixinc/fixinc.svr4: Likewise.
15838 * fixinc/fixinc.winnt: Likewise.
15839 * fixinc/inclhack.tpl: Likewise.
15840 * fixinc/fixincl.sh, fixinc/inclhack.sh: Rebuilt.
15842 1999-06-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15844 * fixinc/inclhack.def (sun_catmacro): Escape parens in the select
15846 * fixinc/fixincl.x, fixinc/inclhack.sh: Rebuilt.
15848 Wed Jun 9 03:10:34 1999 Mumit Khan <khan@xraylith.wisc.edu>
15850 * c-pragma.c (handle_pragma_token): Handle `#pragma pack()'
15853 Tue Jun 8 13:06:15 1999 Jim Wilson <wilson@cygnus.com>
15855 * configure.in (rs6000-ibm-aix4.[12]*): Change rx6000 to rs6000.
15856 * configure: Regenerate.
15858 Tue Jun 8 05:47:48 1999 Richard Earnshaw (rearnsha@arm.com)
15860 * optabs.c (expand_cmplxdiv_wide): Use expand_abs to get the absolute
15863 Mon Jun 7 22:30:37 1999 Jeffrey A Law (law@cygnus.com)
15865 * fixinc/inclhack.def (avoid_bool): Also catch
15866 "typedef [unsigned] int bool".
15867 * fixinc/inclhack.sh, fixinc/fixincl.x, fixinc/fixincl.sh: Rebuilt.
15869 * m68k/x-hp3bsd44: Delete obsolete and incorrect file.
15870 * configure.in (m68k-hp-bsd4.4): No longer use x-hp3bsd44.
15871 * configure: Rebuilt.
15873 Mon Jun 7 22:05:03 1999 Mark Kettenis <kettenis@gnu.org>
15875 * config/i386/gnu.h: Include <gnu.h> right after <i386/linux.h>,
15876 such that we can override its definitions if necessary.
15877 (CPP_SPEC): New define. Support processor specific predefines via
15879 (CC1_SPEC): New define. Support processor specific compiler
15880 options via %(cc1_cpu).
15881 (STARTFILE_SPEC): New define. Use crt0.o instead of crt1.o for
15884 1999-06-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15886 * fixinc/inclhack.def (math_gcc_ifndefs): Insert whitespace
15887 between sed's -e flag, and the open-quote following it.
15888 * fixinc/fixincl.x, fixinc/fixincl.sh: Rebuilt.
15890 Mon Jun 7 20:34:20 1999 Robert Lipe <robertlipe@usa.net>
15891 Jeffrey A Law (law@cygnus.com)
15893 * varasm.c (assemble_start_function): Remove the function
15894 from the pending weak decls list when we define a function.
15895 (assemble_variable): Similarly for variables.
15896 (weak_finish): Ignore items on the list with a NULL name.
15897 (remove_from_ending_weak_list); New function to "remove" an item
15898 from the pending weak declarations list.
15900 Mon Jun 7 19:27:07 1999 Jerry Quinn <jquinn@nortelnetworks.com>
15902 * pa.md (fmpyfadd, fmpynfadd, fnegabs): New patterns.
15904 Mon Jun 7 14:07:39 1999 Dave Brolley <brolley@cygnus.com>
15906 * c-lex.c (GETC): Redefine to call getch.
15907 (UNGETC): Redefine to call put_back.
15908 (putback_buffer): New structure type.
15909 (putback): New static structure.
15910 (getch): New function.
15911 (put_back): New function.
15912 (yylex): Replace unused bytes from bad multibyte character.
15914 Mon Jun 7 13:33:39 1999 Dave Brolley <brolley@cygnus.com>
15916 * cpplib.c (do_define): Cast `alloca' return value.
15917 (do_include, do_undef, do_pragma): Likewise.
15918 * cpphash.c (dump_definition): Cast `xstrdup' and `alloca' return
15920 * cppfiles.c (initialize_input_buffer): Cast `xmalloc' return values.
15921 * gcc/cppspec.c (lang_specific_driver): Cast xmalloc return value.
15923 Sun Jun 6 11:58:34 1999 Jakub Jelinek <jj@ultra.linux.cz>
15925 * sparc.md (abstf2): This should be an expand.
15926 (split after abstf2_notv9): Fix mode.
15927 (abstf2_hq_v9): New pattern.
15928 (abstf2_v9): Only use when no hard quad.
15929 (absdf2_v9): Fix if target is not the same as source.
15930 (ashrsi3_extend, ashrsi3_extend2, lshrsi3_extend, lshrsi3_extend2):
15931 Add correct output constraints.
15933 Sat Jun 5 17:04:16 1999 Craig Burley <craig@jcb-sc.com>
15935 From Dave Love to egcs-patches on 20 May 1999 17:38:38 +0100:
15936 * invoke.texi: Clarify text vis-a-vis Intel CPUs.
15938 Sat Jun 5 12:11:24 1999 Mark Mitchell <mark@codesourcery.com>
15940 * mips.h (mips_output_conditional_branch): New function.
15941 (mips_adjust_insn_length): Likewise.
15942 (ASSEMBLER_SCRATCH_REGNUM): New macro.
15943 (ADJUST_INSN_LENGTH): Likewise.
15944 * mips.c (print_operand): Add `F' and `W' for floating-point
15945 comparison opcodes.
15946 (machine_dependent_reorg): Adjust MIPS16 code; instruction-lengths
15948 (mips_adjust_insn_length): New function.
15949 (mips_output_conditional_branch): New function.
15950 * mips.md (length): Adjust attribute definition to handle
15951 conditional branches. Change lengths to bytes, rather than
15952 instructions throughout. Remove length attribute from
15953 instructions whose length is four bytes, and rely on the default
15955 (dslot): Fix typo in comment.
15956 Reword conditional branch patterns to use
15957 mips_output_conditional_branch.
15959 Fri Jun 4 13:30:27 1999 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
15961 * alpha/osf.h (CPP_SUBTARGET_SPEC): Handle -threads.
15962 (LIB_SPEC): Likewise.
15963 Link with -lprof1_r for -g/-pg.
15965 1999-06-04 Andreas Schwab <schwab@issan.cs.uni-dortmund.de>
15967 * loop.c (check_dbra_loop): Fix change of Jan 19.
15969 Fri Jun 4 00:12:40 1999 Marc Espie <espie@cvs.openbsd.org>
15971 * freebsd-elf.h (SWITCH_TAKES_ARG): Redefine, not define.
15972 (STARTFILE_SPEC): Define, override the svr4.h version.
15973 (ENDFILE_SPEC): Likewise.
15975 Thu Jun 3 23:58:55 1999 Jeffrey A Law (law@cygnus.com)
15977 * fixinc/inclhack.def (limits_ifndefs): Also apply to sys/limits.h
15978 * fixinc/fixincl.x: Regenerated.
15979 * fixinc/inclhack.sh: Regenerated.
15981 Fri Jun 4 05:42:23 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
15983 * sh.c (barrier_align): Don't return early for normal branch/barrier
15984 when optimizing for SH2.
15986 Thu Jun 3 22:27:50 1999 Robert Lipe <robertlipe@usa.net>
15988 * i386/udk.h (LINK_SPEC): Correct linker search path for
15991 Fri Jun 4 03:20:40 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
15993 * sh.c (fixup_addr_diff_vecs): Emit braf reference label.
15994 (braf_label_ref_operand): Delete.
15995 * sh.h (PREDICATE_CODES): Remove braf_label_ref_operand.
15996 * sh.md (casesi_jump_2): Operand1 is now the inside of a
15997 label_ref, and has no predicate.
15998 The patten has a predicate to guard against invalid substitutions.
15999 (dummy_jump): Delete.
16000 (casesi): Update use of casesi_jump_2.
16002 Thu Jun 3 07:48 1999 Bruce Korb <ddsinc09@ix.netcom.com>
16004 *fixinc/inclhack.def(Io_Def_Quotes): corrected sed expression
16005 *fixinc/fixincl.x: regenerate
16006 *fixinc/inclhack.sh: regenerate
16008 Thu Jun 3 02:15:07 1999 Jason Merrill <jason@yorick.cygnus.com>
16010 * dwarf2out.c (add_incomplete_type): New fn.
16011 (gen_struct_or_union_type_die): Call it.
16012 (retry_incomplete_types): New fn.
16013 (dwarf2out_finish): Call it.
16015 Thu Jun 3 01:19:03 1999 Jeffrey A Law (law@cygnus.com)
16017 * gcse.c (insert_insn_end_bb): Correct placement of insns when the
16018 current block starts with a CODE_LABEL and ends with a CALL and
16019 we can not find all the argument setup instructions for the CALL.
16021 Wed Jun 2 15:44:15 1999 Mark Mitchell <mark@codesourcery.com>
16023 Revert this change:
16024 * fold-const.c (fold): STRIP_NOPS when deciding whether or not
16025 something is a candidate for optimize_bit_field_compare.
16027 Wed Jun 2 21:53:05 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
16029 * sh.h (CONST_OK_FOR_I, CONST_OK_FOR_L): Cast VALUE to HOST_WIDE_INT.
16031 Wed Jun 2 12:25:55 1999 Richard Henderson <rth@cygnus.com>
16033 * alpha.c (override_options): Thinko in last patch.
16035 * alpha/osf.h (CPP_SUBTARGET_SPEC): Define.
16036 (LIB_SPEC): Recognize -pthread.
16038 Wed Jun 2 08:42:55 1999 Nick Clifton <nickc@cygnus.com>
16040 * config/arm/tcoff.h (USER_LABEL_PREFIX): Synchronise with
16041 definition in config/arm/coff.h
16042 * config/arm/coff.h: Add comment about USER_LABEL_PREFIX.
16044 Wed Jun 2 07:07 1999 Bruce Korb <ddsinc09@ix.netcom.com>
16046 * fixinc/fixincl.c(global def): Add FD_SHELL_SCRIPT to mark
16047 fixes that need "file=xxx\n" prepended before invocation
16048 (start_fixer - new): starting the fixer process is complex enough
16049 to warrent its own routine. It prepends the "file=xxx\n" stuff.
16050 (process): uses the new routine; omit usage of putenv()
16051 * fixinc/fixincl.tpl: mark shell scripts with FD_SHELL_SCRIPT
16052 * fixinc/fixincl.x: regenerate
16054 Wed Jun 2 02:29:07 1999 Jeffrey A Law (law@cygnus.com)
16056 * README, configure.in, gcc.1, gcc.texi: Update name (egcs -> gcc)
16057 and version #s (1.1 -> 2.96) as needed.
16058 * README.g77: Kill way out of date file in the toplevel directory.
16060 Wed Jun 2 00:52:34 1999 David O'Brien <obrien@FreeBSD.org>
16062 * configure.in (i[34567]86-*-freebsdelf): Don't include linux.h,
16063 i386/freebsd-elf.h no longer requires it. Instead include svr4.h.
16064 * configure: Rebuilt.
16065 * i386/freebsd-elf.h (DEFAULT_VTABLE_THUNKS): Define.
16066 (ASM_COMMENT_START, ASM_APP_ON, ASM_APP_OFF, SET_ASM_OP): Likewise.
16067 (PREFERRED_DEBUGGING_TYPE, WCHAR_UNSIGNED): Likewise.
16068 (SWITCH_TAKES_ARG): Likewise.
16069 * i386/freebsd.h: Remove FREEBSD_NATIVE support.
16070 * config/t-freebsd: Moved from config/i386/ so it can used for all
16073 Mon May 31 02:22:55 1999 Philippe De Muyter <phdm@macqel.be>
16075 * m68k/x-mot3300 (XCFLAGS): Fixed to match stb.o, not f/stb.o.
16077 Wed Jun 2 00:08:34 1999 Robert Lipe <robertlipe@usa.net>
16079 * configure.in (i[34567]86-*-udk*): Install headers with cpio.
16080 * configure: Rebuilt.
16082 Tue Jun 1 19:06:22 1999 David Edelsohn <edelsohn@gnu.org>
16084 * rs6000/aix41.h (RS6000_CALL_GLUE): Define.
16085 * rs6000/aix43.h (RS6000_CALL_GLUE): Likewise.
16086 * rs6000/rs6000.c (rs6000_file_start): Use putc.
16087 (rs6000_output_load_toc_table): Same.
16088 (output_prolog, output_mi_thunk): Same.
16089 * rs6000/rs6000.h (SELECT_SECTION): Formatting.
16090 (ASM_GLOBALIZE_LABEL): Use putc.
16092 Mon May 31 15:23:23 1999 Richard Henderson <rth@cygnus.com>
16094 * alpha.md (reload_*_help): New patterns and splitters.
16095 (reload_*): Use them.
16096 (mov[qh]i): Likewise.
16098 Mon May 31 11:48:07 1999 Mark Mitchell <mark@codesourcery.com>
16100 * cccp.c (handle_directive): Handle backslash-newlines in quoted
16103 Mon May 31 09:36:11 1999 Cort Dougan <cort@cs.nmt.edu>
16105 * rs6000/linux.h (LINK_SPEC): Use emulation elf32ppclinux.
16107 Mon May 31 11:40:20 EDT 1999 John Wehle (john@feith.com)
16109 * flow.c (mark_regs_live_at_end, insn_dead_p,
16110 mark_set_1, mark_used_regs): Only give FRAME_POINTER_REGNUM
16111 and HARD_FRAME_POINTER_REGNUM special treatment if reload
16112 hasn't run or the frame pointer is needed.
16113 * haifa-sched.c (attach_deaths): Likewise.
16114 * sched.c (attach_deaths): Likewise.
16116 Mon May 31 00:46:17 1999 Jeffrey A Law (law@cygnus.com)
16118 * jump.c (jump_optimize_1): Only set CAN_REACH_END if
16119 calculate_can_reach_end returns nonzero.
16121 * configure.in (native gas tests): Search for an assembler in the
16122 same manner that the installed compiler will.
16123 * configure: Rebuilt.
16124 * tm.texi (MD_EXEC_PREFIX): Note need to update configure.in too.
16126 * alias.c (find_base_term): Improve handling of addresses
16127 constructed from binary operations.
16129 Sun May 30 14:29:17 1999 Eric Raskin (ehr@listworks.com)
16131 * dgux.h (STARTFILE_SPEC): Fix incorrectly matched curly-braces.
16133 Sun May 30 14:19:13 1999 Jeffrey A Law (law@cygnus.com)
16135 * function.h (cleanup_label, frame_offset): Declare.
16136 (tail_recursion_label, tail_recursion_reentry): Likewise.
16137 (arg_pointer_save_area, rtl_expr_chain): Likewise.
16138 * stmt.c (cleanup_label, frame_offset): Delete extern declarations.
16139 (tail_recursion_label, tail_recursion_reentry): Likewise.
16140 (arg_pointer_save_area, rtl_expr_chain): Likewise.
16142 Sat May 29 19:08:10 1999 Philip Blundell <philb@gnu.org>
16144 * config/arm/aout.h (ASM_OUTPUT_ALIGN): Only define if not already
16146 * config/arm/elf.h (ASM_OUTPUT_ALIGN): Define.
16147 (MAX_OFILE_ALIGNMENT): Define.
16149 Fri May 28 21:40 1999 Robert Lipe <robertlipe@usa.net>
16151 * fixincl.c: Replace local include scheme with #includes of
16152 gansidecl.h and system.h.
16153 * procopen.c: Likewise.
16154 * server.c: Likewise.
16156 Fri May 28 03:47:03 1999 Eric Raskin (ehr@listworks.com)
16158 * i386/t-dgux (EXTRA_PARTS): Add crti.o
16159 (crti.o): Add build rule and dependencies.
16160 * fixinc/fixinc.dgux: Use modified _int_varargs.h
16162 Fri May 28 03:41:02 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
16164 * rs6000/sysv4.h (CC1_SPEC): Add support for -profile
16165 (LIB_LINUX_SPEC): Likewise.
16166 (LIB_LINUX_SPEC): Add support for -pthread
16167 (CPP_OS_LINUX_SPEC): Likewise.
16168 (CPP_SYSV_SPEC): Avoid redefinitions if both -fpic and -fPIC are
16171 Thu May 27 13:04:52 1999 H.J. Lu (hjl@gnu.org)
16173 * i386.c (output_fp_cc0_set): Don't check the JUMP_INSN code for
16175 (notice_update_cc, output_float_compare): Enable TARGET_CMOVE support.
16176 (output_float_compare, output_fp_cc0_set): Fix the FLOAT comparison
16177 for IEEE math and CC_FCOMI.
16178 (put_jump_code): No IEEE if CC_FCOMI is set.
16180 1999-05-27 Andreas Schwab <schwab@issan.cs.uni-dortmund.de>
16182 * fold-const.c (fold_truthop): Make the field reference unsigned
16183 when converting a single bit compare.
16185 Thu May 27 02:40:48 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
16187 * loop.c (strength_reduce): Don't do biv->giv conversion on constants.
16189 Thu May 27 02:09:27 1999 Jeffrey A Law (law@cygnus.com)
16191 * varasm.c (STRIP_NAME_ENCODING): Remove default definition.
16192 * output.h (STRIP_NAME_ENCODING): Strip '*' like the old varasm
16195 * reload.c (push_reload): Do not call remove_address_replacements
16196 when presented with identical optional reloads.
16198 Wed May 26 14:18:05 1999 Richard Henderson <rth@cygnus.com>
16200 * alpha.h (MASK_FIX, TARGET_FIX): New.
16201 (MASK_*): Reorganize constants.
16202 (CPP_AM_FIX_SPEC): New.
16203 (TARGET_SWITCHES): Add FIX.
16204 (EXTRA_SPECS): Likewise.
16205 (CPP_CPU_EV6_SPEC): Use FIX, not CIX.
16206 (SECONDARY_MEMORY_NEEDED): Likewise.
16207 (REGISTER_MOVE_COST): Likewise.
16208 * alpha.c (override_options): Add FIX support. Always use
16209 ALPHA_TP_PROG for ev6.
16210 * alpha.md (sqrt and mov[sd]i patterns): Use FIX, not CIX.
16211 * alpha/elf.h (ASM_FILE_START): Look at FIX too.
16212 * configure.in (target_cpu_default2) [ev6]: Use FIX, not CIX.
16214 Wed May 26 09:53:05 1999 Mark Mitchell <mark@codesourcery.com>
16216 * fold-const.c (fold): STRIP_NOPS when deciding whether or not
16217 something is a candidate for optimize_bit_field_compare.
16219 Wed May 26 09:40:02 1999 Mark Mitchell <mark@codesourcery.com>
16221 * gcc.texi (Passes): Document branch-shortening.
16222 * invoke.texi (Debugging Options): Document the fact that `-dp'
16223 outputs length information for instructions.
16225 Wed May 26 08:49:31 1999 Nick Clifton <nickc@cygnus.com>
16227 * flow.c: Revert previous delta.
16229 Wed May 26 06:05:10 1999 Nick Clifton <nickc@cygnus.com>
16231 * flow.c (insn_dead_p): Check against frame_pointer_rtx not
16232 FRAME_POINTER_REGNUM.
16233 (mark_set_1): Ditto.
16234 (mark_used_regs): Ditto.
16236 Wed May 26 02:19:31 1999 Philip Blundell <pb@nexus.co.uk>
16238 * arm.h (NEED_PLT_GOT): Fix mistake in last change.
16239 (GOT_PCREL): New macro. Define to 1 if not already defined.
16240 * arm/elf.h (GOT_PCREL): Define to 0.
16241 * arm.c (arm_finalize_pic): Take into account the setting of
16244 Tue May 25 14:06:06 1999 Jeffrey A Law (law@cygnus.com)
16246 * output.h (STRIP_NAME_ENCODING): Provide default definition.
16247 * dwarf2out.c (ASM_NAME_TO_STRING): Use STRIP_NAME_ENCODING.
16249 * flow.c (mark_set_1): Do not record BLKmode stores as dead
16250 store elimination candidates.
16252 Tue May 25 08:55:57 1999 Gavin Romig-Koch <gavin@cygnus.com>
16254 * config/mips/mips.h (ASM_OUTPUT_DOUBLE_INT) : Use 'dword' if
16257 Mon May 24 20:30:08 1999 Jim Wilson <wilson@cygnus.com>
16259 * configure.in (rs6000-ibm-aix4.[12]*): Delete use of aix41-gld.h.
16260 Add use of x-aix41-gld.
16262 Mon May 24 16:44:09 1999 Jakub Jelinek <jj@ultra.linux.cz>
16264 * sparc/linux64.h (ASM_OUTPUT_CONSTRUCTOR): Define.
16265 (ASM_OUTPUT_DESTRUCTOR): Define.
16267 Mon May 24 14:35:24 1999 Jeffrey A Law (law@cygnus.com)
16269 * loop.c (strength_reduce): Do not clear NOT_EVERY_ITERATION at the
16270 last CODE_LABEL in a loop if we have previously passed a jump
16271 to the top of the loop.
16273 Mon May 24 07:56:29 1999 Nick Clifton <nickc@cygnus.com>
16275 * config/arm/arm.h (OUTPUT_INT_ADDR_CONST): Fix blunder made when
16276 applying Philip's patch.
16278 Mon May 24 01:02:12 1999 Mark Mitchell <mark@codesourcery.com>
16280 * stmt.c (expand_end_bindings): Ignore any elements of VARS that
16283 Sun May 23 20:31:16 1999 Jeffrey A Law (law@cygnus.com)
16285 * loop.c (strength_reduce): Grow reg_single_usage as needed.
16287 Sun May 23 10:13:20 1999 David O'Brien <obrien@FreeBSD.org>
16289 * i386/freebsd-elf.h (LINK_SPEC): Change -static to -Bstatic.
16290 Also remove a useless comment.
16292 Sun May 23 10:05:23 1999 Jerry Quinn <jquinn@nortelnetworks.com>
16294 * pa.md (negdf2,negsf2): Use fneg instead of fsub on pa 2.0.
16296 Sat May 22 21:02:06 1999 David Edelsohn <edelsohn@gnu.org>
16298 * collect2.c (main): Only generate import or export file and add
16299 to link arguments if non-empty. Use xmalloc not alloca.
16300 (write_{export,import}_file): Delete.
16301 (write_aix_file): New function.
16302 (locatelib): Use xmalloc not malloc.
16303 (GCC_OK_SYMBOL): Do not check type if aix64.
16305 Sat May 22 09:35:51 1999 Philip Blundell <pb@nexus.co.uk>
16307 Based on patch by Scott Bambrough and Pat Beirne:
16308 * config/arm/arm.c (making_const_table): New variable.
16309 * config/arm/arm.h (making_const_table): Declare.
16310 (OUTPUT_INT_ADDR_CONST): Mark symbols as position independent if
16312 * config/arm/arm.md (consttable_4, consttable_8, consttable_end):
16313 Keep track of when we are building the constant table.
16315 Sat May 22 09:34:22 1999 Philip Blundell <pb@nexus.co.uk>
16317 * config/arm/arm.c (arm_override_options): Fix erroneous warning
16320 Sat May 22 09:06:33 1999 Nick Clifton <nickc@cygnus.com>
16322 * config/arm/arm.h (NEED_PLT_GOT): Only define if not already
16325 Sat May 22 07:17:05 1999 Nick Clifton <nickc@cygnus.com>
16327 * tm.texi (FUNCTION_ARG): Correct description of a stack element
16330 Sat May 22 01:27:49 1999 Mark Mitchell <mark@codesourcery.com>
16332 * expr.h (lang_expand_constant): Guard with #ifdef TREE_CODE.
16334 Fri May 21 21:19:02 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
16336 * rs6000.c (output_mi_thunk): Enable full support again.
16338 Fri May 21 20:09:52 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
16340 * sh.h (BRANCH_COST): Define.
16342 Thu May 20 10:00:42 1999 Stephen L Moshier <moshier@world.std.com>
16344 * Makefile.in (GCC_FOR_TARGET): Add -I$(build_tooldir)/include.
16346 Thu May 20 09:58:57 1999 Jan Hubicka <hubicka@freesoft.cz>
16348 * function.c (assign_stack_local): Align stack slot propertly.
16349 (assign_outer_stack_local): Likewise.
16351 Thu May 20 10:38:43 1999 Mark Mitchell <mark@codesourcery.com>
16353 * expr.h (lang_expand_constant): Declare.
16354 * toplev.c (lang_expand_constant): Define it.
16355 * varasm.c (output_constant): Use it.
16357 Thu May 20 11:28:53 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16359 * optabs.c (expand_cmplxdiv_straight, expand_cmplxdiv_wide):
16360 Change function definitions to K&R style.
16362 Thu May 20 08:16:39 1999 Bruce Korb <ddsinc09@ix.netcom.com>
16364 * fixinc/fixincl.c: We must not ignore SIGCLD now.
16366 Thu May 20 07:06:39 1999 Alexandre Oliva <aoliva@acm.org>
16368 * fixinc/Makefile.in(gnu-regex.o): add $(INCLUDES) to compile options
16369 * fixinc/fixincl.c(wait_for_pid): K&R-ify arguments
16370 (several places): omit static initialization
16371 (process): use single fd, since only the read fd is used
16372 * fixinc/gnu-regex.c: define 'const' away, if not supported
16373 * fixinc/procopen.c(several places): omit static initialization
16374 * fixinc/server.c: define 'volitile' away, if not supported
16376 1999-05-20 Andreas Schwab <schwab@issan.cs.uni-dortmund.de>
16378 * config/dbxcoff.h (DBX_OUTPUT_MAIN_SOURCE_FILE_END): Use
16379 asm_fprintf and %L to generate the label name.
16380 * config/dbxelf.h (DBX_OUTPUT_MAIN_SOURCE_FILE_END): Likewise.
16381 (ASM_OUTPUT_SOURCE_LINE): Correct generation of internal labels.
16383 Thu May 20 01:40:55 1999 Jeffrey A Law (law@cygnus.com)
16385 * jump.c (can_reverse_comparison_p): Do not abort if the comparison
16386 insn for a conditional jump can not be found.
16388 Wed May 19 23:58:58 1999 Jeffrey A Law (law@cygnus.com)
16390 * mips.h (ENCODE_SECTION_INFO): Do not perform GP optimizations
16391 on variables in specific sections other than .sbss and .sdata.
16393 Wed May 19 03:56:56 1999 Mark Mitchell <mark@codesourcery.com>
16395 * stmt.c (expand_return): Call start_cleanup_deferral and
16396 end_cleanup_deferral around conditional code.
16398 Wed May 19 08:40:08 1999 Bruce Korb <ddsinc09@ix.netcom.com>
16400 * fixinc/fixincl.tpl: Avoid depending on ANSI C features for
16401 filename lists. Utilizes new "krstr" AutoGen function.
16402 * fixinc/fixincl.x: Rebuilt.
16404 Wed May 19 02:47:11 1999 Jan Hubicka (hubicka@freesoft.cz)
16406 * i386.c (output_float_compare): Avoid GNU-C extensions.
16408 Wed May 19 00:34:40 1999 Jeffrey A Law (law@cygnus.com)
16410 * version.c: Bump to distinguish mainline tree from the
16413 See ChangeLog.1 for earlier changes.