1 2000-02-04 Richard Henderson <rth@cygnus.com>
3 * function.c (diddle_return_value): Rework to use a callback function.
4 Use current_function_return_rtx if it's been set up.
5 (do_clobber_return_reg, clobber_return_register): New.
6 (do_use_return_reg, use_return_register): New.
7 (expand_function_end): Use them.
8 * stmt.c (expand_null_return): Likewise.
9 * function.h: Declare them.
10 * flow.c (mark_regs_live_at_end): Use diddle_return_value.
11 (mark_reg): Change arguments as appropriate for callback.
12 * integrate.c (expand_inline_function): Revert 19 Jan change.
14 Fri Feb 4 20:25:42 2000 Hans-Peter Nilsson <hp@bitrange.com>
16 * tm.texi (Values in Registers): Fix typo: "fo" "for".
17 (Misc): Say the scheduler, not the Haifa scheduler.
19 2000-02-04 Clinton Popetz <cpopetz@cygnus.com>
21 * jump.c (mark_jump_label): Add in_mem param, check SYMBOL_REFs
22 when in_mem is set. Update all callers.
24 2000-02-04 Richard Henderson <rth@cygnus.com>
26 * i386/openbsd.h (INT_ASM_OP): Define.
28 Fri Feb 4 10:51:30 2000 Hans-Peter Nilsson <hp@bitrange.com>
30 * tm.texi: Fix various typos.
32 Thu Feb 3 17:17:32 2000 Steve Ellcey <sje@cup.hp.com>
34 * config/pa/pa-hpux11.h (LIB_SPEC): Correct typo in !p case.
35 (MD_STARTFILE_PREFIX_1): New macro.
37 Thu Feb 3 15:08:13 MET 2000 Jan Hubicka <jh@suse.cz>
39 * i386.md (movstrsi, clrstrsi): Support variable sized copies, align
40 destination when needed.
41 (strmovsi, strsetsi): New expander.
42 (strmovsi_1, strsetsi_1): New pattern.
43 * i386.h (MASK_NO_ALIGN_STROP, MASK_INLINE_ALL_STROP,
44 TARGET_ALIGN_STRINGOPS, TARGET_INLINE_ALL_STRINGOPS): New macros.
45 (TARGET_SWITCHES) Add align-stringops and inline-all-stringops.
46 * invoke.texi (align-stringops, inline-all-stringops): Document.
48 Wed Feb 2 23:04:47 2000 Krister Walfridsson <cato@df.lth.se>
50 * i386/netbsd.h (INT_ASM_OP): Define.
52 2000-02-02 Zack Weinberg <zack@wolery.cumb.org>
54 * cpplib.h (cpp_reader): Add new flag, no_directives.
55 * cpphash.c (macarg): Set it.
56 * cpplib.c (handle_directive): If no_directives is on and we
57 find a directive, issue an error and discard the line.
59 Wed Feb 2 13:07:10 2000 Jim Wilson <wilson@cygnus.com>
61 * config/sparc/sparc.h (PREFERRED_RELOAD_CLASS): Delete 'E' check for
62 FP constants. Add ! TARGET_FPU check for FP constants.
64 2000-02-02 Clinton Popetz <cpopetz@cygnus.com>
66 * flow.c (find_basic_blocks): Don't kill label_value_list
68 (cleanup_cfg): Kill it here.
70 Wed Feb 2 08:12:30 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
72 * expr.c (store_field): Ensure ALIGN is no stricter than the
75 2000-02-02 Richard Henderson <rth@cygnus.com>
77 * jump.c (delete_insn): Partially revert 19 Jan change;
78 don't convert unused code labels to notes at -O0.
80 2000-02-02 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
82 * toplev.c (rest_of_compilation): Run rebuild_jump_labels after
83 split_all_insns to recreate REG_LABEL notes for flow2 pass.
85 2000-02-01 Richard Henderson <rth@cygnus.com>
87 * i386.c (general_no_elim_operand): New.
88 (nonmemory_no_elim_operand): New.
89 (ix86_expand_move): Copy eliminable operands before a push.
90 * i386-protos.h: Declare new functions.
91 * i386.h (CAN_ELIMINATE): Simplify.
92 (PREDICATE_CODES): Update.
93 * i386.md (push insns): Don't allow eliminable register operands.
95 2000-02-01 Richard Henderson <rth@cygnus.com>
97 * flow.c (mark_regs_live_at_end): Follow expand_function_end and
98 replace BLKmode with DECL_RTL's mode.
100 2000-02-01 Zack Weinberg <zack@wolery.cumb.org>
102 * frame.c (find_fde): Convert for loop to do-while so compiler
103 sees it's always executed at least once.
104 * libgcc2.c (BBINBUFSIZE): Kill.
105 (__bb_init_prg): Use fgets.
106 (__bb_exit_trace_func): Don't paste strings.
107 * unroll.c (unroll_loop): Initialize unroll_type, not
108 unroll_number, and tweak logic to match.
110 * i386.c (ix86_expand_int_movcc): Add explicit 'return 0' in
112 (ix86_flags_dependant): Likewise. Disentangle control flow.
113 (ix86_sched_reorder): Break guts out to
114 ix86_sched_reorder_pentium and ix86_sched_reorder_ppro.
115 (ix86_sched_reorder_ppro): Initialize pair2 and insnp before
118 * i386.h (MACHINE_STATE_SAVE, MACHINE_STATE_RESTORE): Don't
119 use string concatenation. Don't save and restore esi.
121 * fixinc/Makefile.in (fixincl.sh): Don't depend on inclhack.def.
122 (machname.h): Remove script to separate file. Use two-step
123 sequence so target is not created if script fails.
124 * fixinc/gen-machname.h: New file. Handle case where no non-reserved
125 identifiers are defined.
126 * fixinc/fixlib.c (mn_get_regexps): Return a flag: if MN_NAME_PAT is
127 an empty string, machine_name doesn't need to do anything at
129 (is_cxx_header): Add more cases to regexp.
130 * fixinc/fixlib.h: Update prototype.
131 * fixinc/fixtests.c, fixinc/fixfixes.c: Update callers of
133 * fixinc/fixincl.c: Define NO_BOGOSITY.
135 * fixinc/inclhack.def (no_double_slash, else_endif_label): Ifdef out.
136 (hp_sysfile): Add missing comma.
137 (math_exception): Put the wrapper ifdefs at the beginning and
139 * fixinc/fixincl.x, fixinc/inclhack.sh: Regenerate.
141 2000-02-01 Richard Henderson <rth@cygnus.com>
143 * sparc.c (fp_zero_operand): Turn into a normal predicate.
144 Use CONST0_RTX. Update all callers.
145 * sparc.h, sparc-protos.h: Update accordingly.
146 * sparc.md (fp mov insns): Use fp_zero_operand directly
149 Wed Feb 2 02:59:45 2000 Hans-Peter Nilsson <hp@bitrange.com>
151 * tm.texi (Values in Registers): Fix typo in HARD_REGNO_NREGS
154 2000-02-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
156 * Makefile.in (specs.ready): New target.
157 (fixinc.sh): Depend on `specs.ready' instead of `specs'.
159 2000-02-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
161 * fixinc.irix: Use unique filenames for writing into /tmp,
162 * fixinc.ptx: Likewise.
163 * fixinc.sco: Likewise.
164 * fixinc.svr4: Likewise.
165 * fixinc.winnt: Likewise.
167 2000-02-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
169 * tsystem.h: New file.
171 * Makefile.in (libgcc2.a, stmp-multilib, crtbegin.o, crtend.o,
172 s-crtS): Depend on tsystem.h.
174 * crtstuff.c: Include tsystem.h.
176 * libgcc2.c: Likewise.
178 Tue Feb 1 19:53:27 CET 2000 Jan Hubicka <jh@suse.cz>
180 * builtins.c (expand_builtin_memset): Expand for variable sized
183 2000-02-01 David Billinghurst <David.Billinghurst@riotinto.com.au>
185 * config/mips/iris6.h (SUBTARGET_ASM_SPEC) : Default ISA based
188 Tue Feb 1 00:57:40 2000 Hans-Peter Nilsson <hp@bitrange.com>
190 * dwarfout.c (SHORT_TYPE_SIZE): Correct default.
192 * tm.texi (Type Layout): Correct entry for CHAR_TYPE_SIZE.
194 2000-01-31 Chandra Chavva <cchavva@cygnus.com>
196 * combine.c (try_combine) [HAVE_cc0]: Trying to check the missed
197 case 3->2 combining (combining with splitting) in which 2 is CC0
198 setter/user and 3 is user. The rest of cases 2->1 and 3->2 are
199 checked at the begining of the function with the aid of calling
200 function 'can_combine_p'.
202 2000-01-31 Dave Brolley <brolley@redhat.com>
204 * cccp.c (struct argdata): Redeclare 'newlines' field as 'int'.
206 2000-01-31 Jason Merrill <jason@casey.cygnus.com>
208 * jump.c (redirect_jump): Move a NOTE_INSN_FUNCTION_END to the
211 2000-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
213 * gansidecl.h (PROTO, VPROTO, PVPROTO): Delete macros.
215 * sbitmap.h (sbitmap_first_set_bit, sbitmap_last_set_bit):
218 2000-01-30 Zack Weinberg <zack@wolery.cumb.org>
220 * i386/386bsd.h, i386/beos-pe.h, i386/bsd386.h, i386/crtdll.h,
221 i386/cygwin.h, i386/dgux.h, i386/djgpp-rtems.h, i386/djgpp.h,
222 i386/freebsd.h, i386/gnu.h, i386/i386-aout.h, i386/i386-coff.h,
223 i386/i386-interix.h, i386/i386elf.h, i386/linux.h, i386/lynx-ng.h,
224 i386/lynx.h, i386/mach.h, i386/mingw32.h, i386/moss.h,
225 i386/netbsd.h, i386/next.h, i386/openbsd.h, i386/osf1elf.h,
226 i386/ptx4-i.h, i386/rtems.h, i386/rtemself.h, i386/sco.h,
227 i386/sequent.h, i386/sun.h, i386/sysv4.h, i386/uwin.h, i386/vsta.h,
228 i386/vxi386.h, i386/win-nt.h, i386/win32.h:
229 Remove -Di386 -Acpu(i386) -Amachine(i386) from CPP_PREDEFINES.
231 * i386/osf1elf.h, i386/scodbx.h, i386/seq-sysv3.h, i386/sysv5.h:
232 Add %(cpp_cpu) to CPP_SPEC.
234 * i386/osf1elf.h, i386/osfelf.h, i386/osfrose.h:
235 Add %(cc1_cpu) to CC1_SPEC.
237 2000-01-28 Ulrich Drepper <drepper@redhat.com>
239 * c-decl.c (c_decode_option): Accept optional numeric argument to
240 -Wformat and set warn_format.
241 * c-common.c: Don't emit warning about non-constant printf format
242 string unless warn_format > 1.
244 2000-01-30 Richard Henderson <rth@cygnus.com>
246 * alpha.md (return_internal): Allow after reload only.
248 2000-01-30 Richard Henderson <rth@cygnus.com>
250 * i386.c (ix86_compute_frame_size): Omit padding1 if the
251 local frame size is zero.
253 2000-01-30 Richard Henderson <rth@cygnus.com>
255 * alpha.c (alpha_expand_epilogue): Don't emit the return insn.
256 * alpha.h (EPILOGUE_USES): New. Mark $26 live.
257 * alpha.md (return): Turn into an expander.
258 (return_internal): Don't use $26.
259 (epilogue): Emit the return insn.
261 2000-01-30 Richard Henderson <rth@cygnus.com>
263 * alpha.md (negtf2, abstf2): Fix word order thinko.
265 (trunctfsf2): Avoid intermediate rounding errors.
267 2000-01-30 Zack Weinberg <zack@wolery.cumb.org>
269 * cppfiles.c (find_position): Drop 'colp' argument, return the
271 (read_and_prescan): Adjust to match. Don't ever manipulate
272 line or line_base except via find_position.
274 2000-01-29 Zack Weinberg <zack@wolery.cumb.org>
276 * c-parse.in: Apply Ulrich's changes from c-parse.y.
277 * c-parse.y, objc/objc-parse.y, c-parse.c, objc/objc-parse.c:
280 2000-01-29 Zack Weinberg <zack@wolery.cumb.org>
282 * cpperror.c (cpp_file_line_for_message): If 'line' is zero,
283 just print "<command line>". If 'filename' is null or an
284 empty string, print "<stdin>" for the filename.
285 * cpplib.c (do_define): Don't print the 'location of the
286 previous definition' message if we're still parsing the
288 (cpp_pedwarn_with_file_and_line): Always call
289 cpp_file_line_for_message.
291 2000-01-29 Mark Mitchell <mark@codesourcery.com>
293 * flow.c (mark_regs_live_at_end): Fix typo.
295 2000-01-28 Ulrich Drepper <drepper@redhat.com>
297 * c-common.c: Adjust variable names, comments, help strings to c99.
299 * c-parse.y: Likewise.
300 * c-tree.h: Likewise.
302 * cpplib.h: Likewise.
303 * c-decl.c: Likewise. Recognize options with names "*99" as well.
304 * cppinit.c: Likewise.
306 2000-01-29 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
308 * c4x.h (INIT_TARGET_OPTABS): Add all missing local optab entries.
309 * c4x.c: Define the optab rtx values.
310 (c4x_add_gc_roots): Add the ggc roots for these optab rtx values.
311 (c4x_emit_libcall): Use new optab rtx values.
312 (c4x_emit_libcall3): Likewise.
313 (c4x_emit_libcall_mulhi): Likewise.
314 * c4x-protos.h: Add prototypes for optab rtx values and change
315 prototypes for above c4x_emit_libcall functions.
317 2000-01-29 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
319 * c4x.c (c4x_output_ascii): Restrict line length of output when TI
321 (c4x_function_prologue): Use regnames intead of float_reg_names when
323 (c4x_function_epilogue): Likewise.
324 (c4x_print_operand): Likewise.
325 * c4x.h (HOST_WIDE_INT_PRINT_HEX): Redefine.
326 * c4x.md (set_high): Disable for TARGET_TI.
328 2000-01-29 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
330 * c4x.h (PREFERRED_RELOAD_CLASS): Change to restrict the reloading
331 of framepointer + constant to ADDR_REGS class.
332 * c4x.md (addqi3, addqi3_noclobber_reload): Update.
333 * c4x.c (std_or_reg_operand): New function.
334 * c4x-protos.h (std_or_reg_operand): Prototype it.
336 2000-01-29 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
338 * t-c4x: Change qi,qf,di,df into si,sf,hi,hf to generate same
339 object names as libgcc2.c.
340 * libgcc.S: Use newly defined names.
342 Fri Jan 7 19:48:04 CET 2000 Jan Hubicka <jh@suse.cz>
343 * sbitmap.c (sbitmap_first_set_bit, sbitmap_last_set_bit): New
345 * sbitmap.h (sbitmap_first_set_bit, sbitmap_last_set_bit): Declare.
346 * basic_block.h (FLOW_LOOP_FIRST_BLOCK): New macro.
347 (FLOW_LOOP_LAST_BLOCK): Likewise.
349 2000-01-21 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
351 * basic-block.h (struct loop): New fields 'first' and 'last'.
352 * flow.c (flow_loops_find): Compute loop->first and loop->last.
353 (flow_loops_dump): Use loop->first to check for NOTE_INSN_LOOP_BEG
354 and loop->last to check for NOTE_INSN_LOOP_END.
356 Fri Jan 28 10:57:58 2000 Jason Eckhardt <jle@cygnus.com>
358 * predict.c (estimate_probability): Use the new FIRST and LAST fields
359 of the loop descriptor rather than HEADER and LATCH. Also added
360 missing break statements as well making some coding style modifications
361 as suggested by Michael Hayes.
363 2000-01-28 Richard Henderson <rth@cygnus.com>
365 * flow.c (find_basic_blocks): Remove do_cleanup argument.
366 Break out that code ...
367 (cleanup_cfg): ... here.
368 (commit_one_edge_insertion): Detect a return instruction being
369 emitted to an edge. Emit a barrier following; clear fallthru.
370 (commit_edge_insertions): Verify CFG consistency.
371 * function.c (expand_function_start): Kill unused variable.
372 (expand_function_end): Likewise.
373 (thread_prologue_and_epilogue_insns): Use insert_insn_on_edge
374 to insert the epilogue.
376 * gcse.c (gcse_main): Adjust for find_basic_blocks change.
377 (delete_null_pointer_checks): Likewise.
378 * output.h: Likewise.
379 * reg-stack.c (reg_to_stack): Likewise.
380 * toplev.c (rest_of_compilation): Likewise. Run
381 thread_prologue_and_epilogue_insns after rebuilding the CFG.
383 2000-01-28 Richard Henderson <rth@cygnus.com>
385 * Makefile.in (flow.o): Revert 24 Jan change.
386 * flow.c (mark_regs_live_at_end): Likewise. Force BLKmode
387 FUNCTION_VALUE result to DECL_RESULT's mode.
389 * haifa-sched.c (schedule_insns): Don't recompute reg info
392 2000-01-28 Zack Weinberg <zack@wolery.cumb.org>
394 * configure.in: Make --enable-cpplib the default.
395 * configure: Regenerate.
396 * gcc.dg/990119-1.c: No longer expected to fail.
398 2000-01-28 Bernd Schmidt <bernds@cygnus.co.uk>
400 * jump.c (jump_optimize_1): Delete an optimization that is also done
401 by merge_blocks in flow.
403 2000-01-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
405 * diagnostic.c (build_message_string, output_printf,
406 line_wrapper_printf): Add ATTRIBUTE_PRINTF_*.
407 (build_location_prefix): Fix non-literal format string.
409 2000-01-27 Richard Henderson <rth@cygnus.com>
411 * alpha.md (trunctfsf2): New.
413 2000-01-27 Andrew Hobson <ahobson@eng.mindspring.net>
415 * configure.in (alpha-dec-osf5): Enable MASK_SUPPORT_ARCH.
417 2000-01-27 Zack Weinberg <zack@wolery.cumb.org>
419 * cppinit.c (cpp_handle_option): Recognize C++ comments under
421 * cpplib.c (skip_block_comment, skip_line_comment): Split code
423 (skip_comment) ... here. Permit C++ comments in system
424 headers always. Warn about C++ comments in user code under
425 -std=gnu89 -pedantic.
426 (copy_comment): Use skip_comment.
427 (cpp_skip_hspace, cpp_get_token): skip_comment can no longer
429 (consider_directive_while_skipping, do_else, do_endif): Call
430 validate_else unconditionally.
431 (validate_else): Check CPP_PEDANTIC here. Accept non-comment
432 text after the conditional in a system header.
433 * cpplib.h (struct cpp_buffer): Add flag
434 warned_cplusplus_comments.
436 2000-01-27 Geoffrey Keating <geoffk@cygnus.com>
438 * emit-rtl.c (unshare_all_rtl): Unshare virtual parameters too.
439 Use unshare_all_rtl_1.
440 (unshare_all_rtl_again): New function.
441 (unshare_all_rtl_1): New function split out of unshare_all_rtl.
443 * function.c (purge_addressof_1): Use unshare_all_rtl_again
444 rather than resetting the 'used' flags ourself.
446 * toplev.c (rest_of_compilation): Add current_function_decl
447 to the unshare_all_rtl call.
448 * tree.h: Prototype unshare_all_rtl.
449 * rtl.h: Prototype unshare_all_rtl_again here.
451 2000-01-27 Geoffrey Keating <geoffk@cygnus.com>
453 * genoutput.c (output_prologue): Include ggc.h in generated
455 * Makefile.in (insn-output.o): Depends on ggc.h.
457 2000-01-27 Ian Dall <ian@sibyl.beware.dropbear.id.au>
458 Hans-Peter Nilsson <hp@bitrange.com>
460 * ns32k/xm-ns32k.h (memcpy, memset, memcmp): Delete.
461 Remove redundant include of xm-ns32k.h.
462 * ns32k/xm-genix.h (memcpy, memset, memcmp): Add definitions.
463 Remove redundant include of xm-ns32k.h.
464 * ns32k/xm-netbsd.h (memcpy, memset, memcmp): No longer undefine.
465 Remove redundant include of xm-ns32k.h.
466 * ns32k/netbsd.h (TARGET_DEFAULT): Enable multiply-add instructions.
468 * ns32k/ns32k.h: Update comment on multiply-add instructions.
469 (TARGET_SWITCHES): Add documentation strings.
470 (DWARF_FRAME_REGNUM): Override default definition.
471 (REG_CLASS_CONTENTS): Add comments.
472 (SUBSET_P): Format to reduce line length.
473 (SMALL_REGISTER_CLASSES): Make a run time option.
474 (GO_IF_NONINDEXED_ADDRESS): Reformat.
475 (GO_IF_LEGITIMATE_ADDRESS): Ensure that cfun is non NULL before
476 dereferencing it. Braces to avoid "ambiguous else" were misplaced.
477 (regclass_map): fix typo in comment.
478 * ns32k/ns32k.c: Add spaces before parentheses for consistant style.
479 Prefer gen_rtx_FOO(...) to gen_rtx(FOO,...).
480 (trace, reg_or_mem_operand): Delete, unused function.
481 (calc_address_cost): Small offsets are cheaper than large ones.
482 (expand_block_move): Generate more efficient code when bytes is a
483 known at compile time.
484 * ns32k/ns32k.md: Alternate constraints for multiply-add instructions.
485 (udivmodsi4, udivmodhi4, udivmodqi4): Use nonimmediate_operand
486 instead of reg_or_mem_operand.
488 * ns32k/ns32k.md: Use nonimmediate_operand or stricter for outputs,
489 not general_operand. Similarly use "=rm" or stricter, not "=g".
490 For input operands, use stricter constraints than "g" if not
491 general_operand. Similarly use stricter predicate than
492 "general_operand" when stricter constraints than "g" are present,
493 except for matching constraints.
494 (movstrsi): Use "memory_operand" for operands 0 and 1.
495 (truncsiqi2, truncsihi2, trunchiqi2): Remove.
496 (udivmoddisi4_internal): Use nonimmediate_operand for operand 0,
497 not reg_or_mem_operand.
498 (udivmoddisi4): Ditto.
499 Use nonimmediate_operand for operand 1, not reg_or_mem_operand.
500 Use nonimmediate_operand for operand 3, not register_operand.
501 (udivmoddiqi4_internal): Use register_operand for operand 1, not
504 2000-01-27 Fred Fish <fnf@be.com>
506 * gthr-posix.h: Fix typo; compatibily -> compatibility.
507 * gthr-single.h: Likewise.
508 * gthr-solaris.h: Likewise.
509 * gthr-vxworks.h: Likewise.
510 * gthr-win32.h: Likewise.
513 2000-01-27 Zack Weinberg <zack@wolery.cumb.org>
515 * cppinit.c: Add " (cpplib)" to end of string printed by
518 2000-01-27 Richard Henderson <rth@cygnus.com>
520 * alpha.c (alpha_emit_conditional_move): Use VOIDmode when
521 testing for a signed comparison.
522 (alpha_emit_floatuns): New.
523 * alpha-protos.h: Declare it.
524 * alpha.md (floatunsdisf2, floatunsdidf2): New.
527 2000-01-27 Jakub Jelinek <jakub@redhat.com>
529 * config/sparc/linux64.h (CC1_SPEC): If compiling -m32 with -g but
530 no -g option specifying debugging format, default to -gstabs+.
532 Wed Jan 26 22:19:14 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
534 * calls.c (special_function_p): New argument fork_or_exec.
535 (expand_call): When profile_arc_flag is set and the function
536 is in the fork_or_exec group, call __bb_fork_func first.
537 * libgcc2.c, _bb module (__bb_fork_func): New function.
538 (__bb_exit_func): If fcntl F_SETLKW is available, use it to lock
540 * config/svr4.h (TARGET_HAS_F_SETLKW): Define.
541 * tree.h (special_function_p): Update prototype.
543 2000-01-26 Richard Henderson <rth@cygnus.com>
545 * alpha.c (alpha_split_tfmode_pair): New.
546 * alpha-protos.h: Declare it.
547 * alpha.md (abstf2, negtf2): New.
548 (movtf insn): Add input G constraint.
549 (movtf splitter): Use alpha_split_tfmode_pair.
551 2000-01-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
553 * i386/cygwin.h: PROTO -> PARAMS.
555 2000-01-26 Jakub Jelinek <jakub@redhat.com>
557 * config/sparc/sparc.c (sparc_emit_float_lib_cmp): Handle
558 TARGET_ARCH32 again. Handle ORDERED, UN* and LTGT comparisons
559 using _Qp_cmp/_Q_cmp and testing the return value.
560 (print_operand): Call reverse_condition_maybe_unordered if
561 we are handling CCFPmode or CCFPEmode.
562 Handle ORDERED, UN* and LTGT comparisons.
563 * config/sparc/sparc.md (cmptf): Use even on TARGET_ARCH32
564 if not TARGET_HARD_QUAD.
565 (seq, sne, sgt, slt, sge, sle, beq, bne, bgt, blt, bge, ble,
566 bunordered, bordered, bungt, bunlt, buneq, bunge, bunle, bltgt):
567 Call sparc_emit_float_lib_cmp even on TARGET_ARCH32.
568 Adjust gen_b* calls so that they reflect return comparison of
569 sparc_emit_float_lib_cmp.
571 2000-01-26 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
573 * config/alpha/alpha.c (alpha_emit_xfloating_cvt): Do not assume
574 incoming operands array is large enough for one more operand.
575 (alpha_emit_xfloating_arith): Likewise.
577 2000-01-25 Zack Weinberg <zack@wolery.cumb.org>
579 * fixinc/Makefile.in (machname.h): SunOS 4 sed can't handle a
580 file with one line and no trailing newline.
581 Patch by Kaveh Ghazi <ghazi@caip.rutgers.edu>.
582 * fixinc/fixtests.c (machine_name_test): Fix fencepost error
583 checking if the match is on the line.
584 * fixinc/gnu-regex.c: Provide regerror not __regerror.
586 2000-01-25 Richard Henderson <rth@cygnus.com>
588 * sparc.c (output_cbranch): Fix accidental squashing of the
589 fp branch pre-delay nop.
591 2000-01-25 Richard Henderson <rth@cygnus.com>
593 * tree.def (UNNE_EXPR): Remove.
594 * c-typeck.c (build_binary_op): Don't handle it.
595 * expr.c (expand_expr, do_jump, do_store_flag): Likewise.
597 * rtl.def (UNNE): Remove.
599 * jump.c (reverse_condition): Update accordingly.
600 (swap_condition): Likewise.
601 (comparison_dominates_p): Handle unordered comparisons.
602 (reverse_condition_maybe_unordered): New.
603 * rtl.h (reverse_condition_maybe_unordered): Declare.
605 * sparc.c (select_cc_mode): Update for UNNE/LTGT.
606 (output_cbranch): Use reverse_condition_maybe_unordered and LTGT.
607 * sparc.h (REVERSIBLE_CC_MODE): Always true. Update docs.
608 * sparc.md (bltgt): New.
610 2000-01-25 Nick Clifton <nickc@redhat.com>
612 * emit-rtl.c (emit_insn): Only check machine class insns for
613 improper emission of a RETURN.
615 2000-01-25 Richard Henderson <rth@cygnus.com>
617 * Makefile.in (flow.o): Depend on $(EXPR_H).
618 * flow.c (mark_regs_live_at_end): Use hard_function_value, i.e.
619 duplicate the structure of diddle_return_value for keeping regs live.
621 2000-01-26 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
623 * loop.c (current_loop_info): Delete.
624 (consec_sets_invariant_p): Add loop argument, update callers.
625 (get_condition_for_loop): Likewise.
626 (count_nonfixed_reads, update_giv_derive): Likewise.
627 (simplify_giv_expr, general_induction_var): Likewise.
628 (consec_sets_giv, recombine_givs): Likewise.
629 (move_movables): Delete loop_start and loop_end arguments,
630 add loop argument, and update callers.
631 (find_mem_givs, check_final_value): Likewise.
632 (record_giv, maybe_eliminate_biv, maybe_eliminate_biv_1): Likewise.
633 (loop_invariant_p): Rename from invariant_p, add loop argument, and
635 (basic_induction_var): Add loop argument, delete loop_level argument,
637 * unroll.c (iteration_info): Delete loop_start and loop_end arguments,
638 add loop argument, and update callers.
639 (find_splittable_regs, find_splittable_givs): Likewise.
640 (reg_dead_after_loop, loop_find_equiv_value): Likewise.
641 (final_biv_value, final_giv_value, back_branch_in_range_p): Likewise.
642 (biv_total_increment): Delete loop_start and loop_end arguments;
644 (precondition_loop_p): Delete loop_start and loop_info arguments;
646 * loop.h (get_condition_for_loop): Add loop argument.
647 (biv_total_increment): Delete loop_start and loop_end arguments.
648 (precondition_loop_p): Delete loop_start and loop_info arguments;
650 (final_biv_value): Delete loop_start and loop_end arguments;
652 (final_giv_value, back_branch_in_range_p): Likewise.
654 2000-01-25 Gavin Romig-Koch <gavin@cygnus.com>
656 * config/mips/mips.h (LEGITIMATE_CONSTANT_P): Fix for mips16.
658 2000-01-25 Gavin Romig-Koch <gavin@cygnus.com>
660 * Makefile.in (c-gperf.h) : Change the "See" pointer to
661 point to the new "generated_files" doc.
663 2000-01-25 Clinton Popetz <cpopetz@cygnus.com>
665 * config/fp-bit.c (_unord_f2): Fix typo.
667 2000-01-25 Zack Weinberg <zack@wolery.cumb.org>
669 * c-common.c, c-decl.c, c-lang.c, c-lex.c, c-parse.in, c-pragma.c,
670 c-typeck.c, objc/objc-act.c: Remove all references to obstack
671 functions obsoleted by GC, such as push_obstacks_nochange,
672 end_temporary_allocation, savealloc, saveable_tree_cons, etc.
673 and code which existed only to decide whether or not to call
674 them. Remove now-unused NESTED argument from start_function;
675 all callers changed. Do not change behavior based on ggc_p.
676 The use of the ixp_obstack in c-iterate.c and the util_obstack
677 in objc/objc-act.c remain; these are not obsoleted by garbage
679 * c-tree.h: Update prototype for start_function.
681 * c-parse.y, c-parse.c, objc/objc-parse.c, objc/objc-parse.y: Rebuild.
683 2000-01-25 Clinton Popetz <cpopetz@cygnus.com>
685 * config/mips/mips.md (zero_extendsidi2_internal): Disable for
688 2000-01-25 Richard Henderson <rth@cygnus.com>
690 * sparc-protos.h (select_cc_mode): Declare.
691 * sparc.c (select_cc_mode): New. Handle unordered compares.
692 (output_cbranch): Always reverse via code change. Handle
693 unordered compares. Factor tests and string updates.
694 * sparc.h (SELECT_CC_MODE): Split out to select_cc_mode.
695 (REVERSIBLE_CC_MODE): Also exclude CCFPmode.
696 * sparc.md (bunordered, bordered): New.
697 (bungt, bunlt, buneq, bunge, bunle): New.
699 2000-01-25 Richard Henderson <rth@cygnus.com>
701 * dwarf2out.c (dwarf2out_init): Use ggc_add_rtx_varray_root.
702 * ggc-common.c (ggc_add_rtx_varray_root): New.
703 (ggc_mark_rtx_varray): New.
704 (ggc_mark_rtx_varray_ptr): New. Shift all ggc_mark_foo_ptr
705 functions down below ggc_mark_foo.
706 * ggc.h (ggc_add_rtx_varray_root, ggc_mark_rtx_varray): Declare.
708 2000-01-25 Richard Henderson <rth@cygnus.com>
710 * alpha.c (secondary_reload_class): Don't allocate a secondary
711 for integral mode memories into FLOAT_REGS. Rearrange the more
712 complicated memory expression inward.
714 2000-01-25 Zack Weinberg <zack@wolery.cumb.org>
716 * inclhack.def: Fixes to play nicer with FreeBSD, and
717 corrections to comments.
718 (cxx_unready): Add select expression.
719 (irix_sockaddr): Add bypass expression.
720 (machine_ansi_h_va_list): New fix.
721 (stdio_va_list): No need to edit _BSD_VA_LIST_.
722 Split out addition of "#include <stdarg.h>" to...
723 (stdio_stdarg_h): ... here.
724 (systypes_for_aix): Rename to systypes_stdlib_size_t. Apply
725 to stdlib.h also. Do not munge _BSD_SIZE_T_.
726 (sysz_stdlib_for_sun): Delete duplicate fix for unprotected
728 (ultrix_ifdef): Tighten up select expression.
730 * fixincl.tpl: Exorcise 'exesel'. Rewrite calculations of
731 re_ct and max_mach to avoid use of shell. Make printed names
732 match names in inclhack.def. Use static copyright date.
733 Don't count c_test and test expressions as requiring regex_t
734 slots. Add some commentary.
735 * inclhack.tpl: Do not include the 'This script contains N
736 fixup scripts' line if PROGRAM is defined. Use static
739 2000-01-24 Jason Merrill <jason@casey.cygnus.com>
741 * dwarf2out.c: include "varray.h", not dyn-string.h.
742 (ASM_OUTPUT_DWARF2_ADDR_CONST, ASM_NAME_TO_STRING): Lose.
743 (addr_const_to_string, addr_to_string): Lose.
744 (ASM_OUTPUT_DWARF_ADDR_CONST): Copy from dwarfout.c.
745 (struct dw_val_struct): val_addr is now an rtx.
746 (add_AT_addr, AT_addr, free_AT, output_aranges): Adjust.
747 (used_rtx_varray): New varray.
748 (dwarf2out_init): Initialize it.
750 (mem_loc_descriptor, add_const_value_attribute): Call it instead of
752 * arm/telf.h, arm/unknown-elf.h, mn10200.h, mn10300.h,
753 sparc/sp64-elf.h: Remove definition of ASM_OUTPUT_DWARF2_ADDR_CONST.
754 * Makefile.in (dwarf2out.o): Update dependencies.
756 2000-01-24 Richard Henderson <rth@cygnus.com>
758 * i386.c (i386_dwarf_output_addr_const): New.
759 * i386.h (ASM_OUTPUT_DWARF_ADDR_CONST): New.
761 * dwarf2out.c (mem_loc_descriptor): Call ASM_SIMPLIFY_DWARF_ADDR
763 * dwarfout.c (output_mem_loc_descriptor): Likewise.
764 * i386.c (i386_simplify_dwarf_addr): New.
765 * i386.h (ASM_SIMPLIFY_DWARF_ADDR): New.
767 Mon Jan 24 16:56:10 2000 Jim Wilson <wilson@cygnus.com>
769 * dwarf2out.c (gen_struct_or_union_type_die): Set complete if
770 TYPE_STUB_DECL is NULL.
772 2000-01-24 Richard Henderson <rth@cygnus.com>
774 * builtins.c (expand_tree_builtin): Move ...
775 * c-common.c (expand_tree_builtin): ... here.
777 2000-01-25 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
779 * loop.h (LOOP_INFO): New accessor macro.
780 * basic-block.h (struct loop): Rename field `info' to `aux'.
781 * loop.c (scan_loop): Replace loop->info with LOOP_INFO (loop).
782 (prescan_loop, strength_reduce, check_dbra_loop, insert_bct): Likewise.
783 * unroll.c (loop_iterations, unroll_loop): Likewise.
785 2000-01-24 Christopher Faylor <cgf@cygnus.com>
787 * config/i386/t-cygwin: Accomodate new winsup directory layout
788 when searching for include files.
790 2000-01-24 Richard Henderson <rth@cygnus.com>
792 * rtl.def: Add unordered fp comparisions.
793 * tree.def: Likewise.
794 * tree.h: Add ISO C 9x unordered fp comparision builtins.
796 * builtins.c (expand_tree_builtin): New function.
797 * c-typeck.c (build_function_call): Use it.
798 (build_binary_op): Support unordered compares.
799 * c-common.c (c_common_nodes_and_builtins): Add unordered compares.
801 * combine.c (known_cond): Handle reverse_condition returning UNKNOWN.
802 (reversible_comparison_p): Allow UNORDERED/ORDERED to be reversed.
803 * cse.c (fold_rtx): Check FLOAT_MODE_P before reversing.
804 (record_jump_equiv): Handle reverse_condition returning UNKNOWN.
805 * jump.c (reverse_condition): Don't abort for UNLE etc, but
807 (swap_condition): Handle unordered compares.
808 (thread_jumps): Check can_reverse before reversing.
809 * loop.c (get_condition): Likewise. Allow UNORERED/ORDERED to be
812 * optabs.c (can_compare_p): New argument CODE. Verify branch or
813 setcc is present before acking for cmp_optab. Update all callers.
814 (prepare_float_lib_cmp, init_optabs): Handle UNORDERED.
815 * expmed.c (do_cmp_and_jump): Update for can_compare_p.
816 * expr.c (expand_expr): Likewise. Support unordered compares.
817 (do_jump, do_store_flag): Likewise.
818 * expr.h (enum libfunc_index): Add unordered compares.
820 * Makefile.in (FPBIT_FUNCS): Add _unord_sf.
821 (DPBIT_FUNCS): Add _unord_df.
822 * config/fp-bit.c (_unord_f2): New.
823 * fp-test.c (main): Try unordered compare builtins.
825 * alpha-protos.h (alpha_fp_comparison_operator): Declare.
826 * alpha.c (alpha_comparison_operator): Check mode properly.
827 (alpha_swapped_comparison_operator): Likewise.
828 (signed_comparison_operator): Likewise.
829 (alpha_fp_comparison_operator): New.
830 (alpha_emit_conditional_branch): Handle unordered compares.
831 * alpha.h (PREDICATE_CODES): Update.
832 * alpha.md (fp compares): Use alpha_fp_comparison_operator.
833 (bunordered, bordered): New.
835 2000-01-24 Richard Henderson <rth@cygnus.com>
837 * alpha.c (alpha_emit_xfloating_cvt): Thinko in operand manipulation.
838 * alpha.md (movtf): New expander, insn, and splitter.
840 Mon Jan 24 19:49:47 MET 2000 Jan Hubicka <jh@suse.cz>
842 * reg-stack.c (subst_stack_regs_pat): Handle correctly USEs of
845 Mon Jan 24 17:37:31 MET 2000 Jan Hubicka <jh@suse.cz>
847 * i386.h (FIRST_PSEUDO_REGISTER): Set to 21.
848 (FIXED_REGISTERS, CALL_USED_REGISTERS,
849 REG_ALLOC_ORDER): Add frame pointer
850 (FRAME_POINTER_REGNUM): Set to 20
851 (HARD_FRAME_POINTER_REGNUM): New macro.
852 (ELIMINABLE_REGS): Eliminate ARG_POINTER and FRAME_POINTER
853 to HARD_FRAME_POINTER.
854 (REGNO_OK_FOR_BASE_P): Accept FRAME_POINTER_REGNUM
855 (REG_OK_FOR_INDEX_NONSTRICT_P): Likewise.
856 (REG_OK_FOR_BASE_NONSTRICT_P): Likewise.
857 (HI_REGISTER_NAMES): Add "frame".
858 (CAN_ELIMINATE): Handle FRAME_POINTER_REGNUM elimination.
859 (debug_reg): Handle FRAME_POINTER_REGNUM.
860 (reg_class): Add arg pointer and frame pointer to NON_Q_REGS,
861 GENERAL_REGS and INDEX_REGS.
862 * i386.c (SAVED_REGS_FIRST): new macro.
863 (AT_BP): Use hard_frame_pointer_rtx instead of frame_pointer_rtx
864 (ix86_decompose_address, memory_address_length): Likewise.
865 (regclass_map): Add frame pointer.
866 (call_insn_operand): Handle frame_pointer_rtx.
867 (reg_no_sp_operand): Likewise.
868 (ix86_decompose_address): Handle frame_pointer_rtx as stack_pointer_rtx.
869 (print_operand, legitimize_pic_address): Fix formating.
870 (ix86_compute_frame_size): Make static, update prototype, new
871 parameters padding1, padding2, use ix86_nsaved_regs, use
872 stack_alignment_needed.
873 (ix86_initial_elimination_offset): Handle FRAME_POINTER_REGNUM
874 to HARD_FRAME_POINTER_REGNUM conversions.
875 (ix86_expand_prologue): Handle SAVED_REGS_FIRST prologues.
876 (ix86_expand_epilogue): Handle SAVED_REGS_FIRST epilogues.
877 (print_reg): Abort on FRAME_POINTER_REGNUM
879 Mon Jan 24 16:50:08 MET 2000 Jan Hubicka <jh@suse.cz>
881 * i386.h (PREDICATE_CODES): Add aligned_operand.
882 * i386.c (aligned_operand): New function.
883 (ix86_aligned_p): Kill.
884 * i386.md (movhi_1): Emit mov for aligned operands.
885 (promoting peep2s): Use aligned_operand.
887 2000-01-23 Zack Weinberg <zack@wolery.cumb.org>
889 * fixinc/fixfixes.c (fix_char_macro_uses): Correct regular
890 expression to allow underscores in macro names.
891 (fix_char_macro_defines): Increment scanning pointer.
893 2000-01-23 Richard Henderson <rth@cygnus.com>
895 * alpha/osf.h (TARGET_HAS_XFLOATING_LIBS): Define.
896 * alpha/osf5.h: New file.
897 * configure.in (alpha-*-osf5): Add it to tm_file.
899 * emit-rtl.c (operand_subword): Support TFmode on a 64-bit target.
901 * alpha-protos.h (alpha_emit_xfloating_arith): Declare.
902 (alpha_emit_xfloating_cvt, function_arg): Declare.
903 * alpha.c (alpha_emit_conditional_branch): Call
904 alpha_emit_xfloating_compare for TFmode compares.
905 (alpha_lookup_xfloating_lib_func): New.
906 (alpha_compute_xfloating_mode_arg): New.
907 (alpha_emit_xfloating_libcall): New.
908 (alpha_emit_xfloating_arith): New.
909 (alpha_emit_xfloating_compare): New.
910 (alpha_emit_xfloating_cvt): New.
911 (print_operand): Add default abort case.
912 (function_arg): Mind FUNCTION_ARG_PASS_BY_REFERENCE.
913 * alpha.h (TARGET_HAS_XFLOATING_LIBS): New.
914 (BIGGEST_ALIGNMENT): Increase to 128 bits.
915 (RETURN_IN_MEMORY): True for TF/TCmode.
916 (ALPHA_ARG_SIZE): TF/TCmode is passed indirect.
917 (FUNCTION_ARG): Move to function_arg.
918 (FUNCTION_ARG_PASS_BY_REFERENCE): New.
919 (ASM_OUTPUT_LONG_DOUBLE): New.
920 (ASM_OUTPUT_DOUBLE): Always output bits.
921 * alpha.md (addtf3, divtf3, multf3, subtf3, cmptf): New.
922 (fix_trunctfdi2, floatditf2, floatunsditf2): New.
923 (extenddftf2, trunctfdf2): New.
925 2000-01-23 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
927 * config/sparc/sol2-sld-64.h (TRANSFER_FROM_TRAMPOLINE): Moved...
928 * config/sparc/sol2.h: ... here.
930 2000-01-24 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
932 * basic-block.h (struct loops): New field `levels'.
933 * flow.c (flow_loops_level_compute): Traverse all outer loops.
934 (flow_loop_level_compute): Initialise level to 1.
935 (flow_loops_find): Set loops->levels.
936 (flow_loops_dump): Print loops->levels.
938 2000-01-23 Richard Henderson <rth@cygnus.com>
940 * libgcc2.c (dwarf_reg_size_table): Size with DWARF_FRAME_REGISTERS.
941 (throw_helper): Iterate over DWARF_FRAME_REGISTERS.
943 2000-01-23 Richard Henderson <rth@cygnus.com>
945 * i386.c (dbx_register_map, svr4_dbx_register_map): New.
946 * i386.h (DBX_REGISTER_NUMBER): Use them.
947 * i386/beos-elf.h, i386/freebsd-elf.h, i386/i386elf.h: Likewise.
948 * i386/linux.h, i386/osfrose.h, i386/ptx4-i.h: Likewise.
949 * i386/rtemself.h, i386/sco5.h, i386/sysv4.h: Likewise.
950 * i386/sequent.h: Kill incorrect comment.
952 2000-01-23 Mark Mitchell <mark@codesourcery.com>
954 * ggc-page.c (struct page_entry): Make `context_depth' an
956 (struct globals): Likewise.
958 2000-01-23 Clinton Popetz <cpopetz@cygnus.com>
960 * loop.c (check_dbra_loop): When checking a loop for
961 reversability, check the source of any stores to ensure
962 they don't depend on an initial value.
964 2000-01-23 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
966 * config/c4x/c4x.h (ASM_OUTPUT_BSS): Redefine.
968 2000-01-22 Zack Weinberg <zack@wolery.cumb.org>
970 * fixinc/fixincl.c: Move declarations of 'pz_fname' and
971 'pz_scan' into scope of entire function. Only affects
972 compiles with -DDEBUG.
974 2000-01-22 Alan Modra <alan@SPRI.Levels.UniSA.Edu.Au>
976 * config/elfos.h (UNIQUE_SECTION): Restore uninitialised data
977 section naming to that prior to 2000-01-07 patch.
978 * config/mips/elf.h (UNIQUE_SECTION): Ditto.
979 * config/mips/elf64.h (UNIQUE_SECTION): Ditto.
980 * config/mips/iris6gld.h (UNIQUE_SECTION): Ditto.
981 * config/i386/interix.c (UNIQUE_SECTION): Ditto.
982 * config/i386/winnt.c (UNIQUE_SECTION): Ditto.
984 2000-01-22 Bernd Schmidt <bernds@cygnus.co.uk>
986 * config/arm/arm.c (soft_df_operand): Reject SUBREGs containing a
989 2000-01-21 Jim Wilson <wilson@cygnus.com>
991 * fixinc/inclhack.tpl: Test for directory before trying to cd into it.
992 * fixinc/fixincl.sh, fixinc/inclhack.sh: Regenerate.
994 2000-01-21 Zack Weinberg <zack@wolery.cumb.org>
996 * cpphash.c (change_newlines): Delete function.
997 (struct argdata): Delete 'newlines' and 'use_count' fields.
998 (macroexpand): Remove code referencing those fields.
1000 2000-01-22 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1002 * loop.c (loops_info): New variable.
1003 (loop_optimize): Allocate loops->array and free it on exit.
1004 Allocate memory for loops_info and assign to each loop,
1006 (find_and_verify_loops): Do not allocate loops->array.
1008 2000-01-21 Zack Weinberg <zack@wolery.cumb.org>
1010 * fixinc/fixfixes.c (machine_name_fix): Don't free 'scratch'.
1012 2000-01-21 Jakub Jelinek <jakub@redhat.com>
1014 * config/sparc/sparc.md (movsi_pic_label_ref): Avoid creating new
1015 pseudos if expanded after first flow.
1016 (movdi_pic_label_ref): Likewise.
1018 2000-01-20 Richard Henderson <rth@cygnus.com>
1020 * jump.c (jump_optimize_1): Don't do addr_vec optimizations at -O0.
1022 2000-01-20 Zack Weinberg <zack@wolery.cumb.org>
1024 * Makefile.in (fixinc.sh): Depend on specs.
1025 * fixinc/Makefile.in: Add rule to create machname.h.
1026 (fixlib.o): Depend on machname.h.
1027 * fixinc/fixtests.c (machine_name): New test.
1028 * fixinc/fixfixes.c (machine_name): New fix.
1029 * fixinc/fixlib.c (mn_get_regexps): New helper function for
1030 the machine_name test and fix.
1031 * fixinc/fixlib.h: Prototype it.
1032 * fixinc/inclhack.def (machine_name): Use the C test and fix.
1033 * fixinc/fixincl.x, fixinc/inclhack.sh: Rebuild.
1035 * gcc.c (do_spec_1) [case P]: Take care not to create
1036 identifiers with three leading or trailing underscores.
1038 * fixinc/Makefile.in (FIXINC_DEFS): Add -DIN_GCC.
1039 (fixincl): Don't specify libraries twice on link line.
1040 (gnu-regex.o): Remove special rule.
1041 * fixinc/gnu-regex.c: Define REGEX_MALLOC if C_ALLOCA was
1042 defined by config.h. Do not define _REGEX_RE_COMP.
1043 (regcomp): Allocate and initialize a fastmap.
1044 * fixinc/gnu-regex.h: Do not define _REGEX_RE_COMP.
1046 2000-01-20 Brad Lucier <lucier@math.purdue.edu>
1048 * Makefile.in (predict.o): Depend on $(EXPR_H), not expr.h.
1050 2000-01-19 Richard Henderson <rth@cygnus.com>
1052 * flow.c (propagate_block): Replace FIRST, LAST and BNUM
1053 arguments with BB. Update all callers. Tidy line wrapping.
1055 2000-01-19 Clinton Popetz <cpopetz@cygnus.com>
1057 * emit-rtl.c (try_split): Return last_insn if we split the
1060 Thu Jan 20 01:01:23 MET 2000 Jan Hubicka <jh@suse.cz>
1062 * i386-protos.h (ix86_compute_frame_size): Remove prototype.
1063 (ix86_initial_elimination_offset): Declare.
1064 * i386.c (ix86_nsaved_regs): Break out from ...
1065 (ix86_can_use_return_insn_p): ... here.
1066 (ix86_emit_save_regs): Break out from ...
1067 (ix86_expand_prologue): ... here.
1068 (ix86_emit_epilogue_esp_adjustment, ix86_emit_restore_regs): Break
1070 (ix86_expand_epilogue): ... here.
1071 (ix86_compute_frame_size): Make static, add prototype.
1072 (ix86_initial_elimination_offset): Break out from ...
1073 * i386.h (INITIAL_ELIMINATION_OFFSET): ... here.
1075 2000-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1077 * recog.h (OUT_FCN): Delete.
1079 * vax.md: Call `get_insn_template' instead of OUT_FCN.
1081 2000-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1083 * cppalloc.c: PROTO -> PARAMS.
1084 * cpperror.c: Likewise.
1085 * cppfiles.c: Likewise.
1086 * cpplib.c: Likewise.
1087 * cpplib.h: Likewise.
1089 * config/arm/arm-protos.h: PROTO -> PARAMS.
1090 * config/arm/arm.c: Likewise.
1091 * config/c4x/c4x.c: Likewise.
1092 * config/fr30/fr30-protos.h: Likewise.
1093 * config/nextstep.c: Likewise.
1094 * config/pa/pa.c: Likewise.
1095 * config/pj/pj.c: Likewise.
1096 * config/rs6000/rs6000.c: Likewise.
1097 * config/v850/v850-protos.h: Likewise.
1098 * config/v850/v850.c: Likewise.
1100 2000-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1102 * i370-protos.h: New file.
1104 * i370.c: Include tm_p.h. Fix compile time warnings.
1106 * i370.h: Move prototypes to i370-protos.h. Fix compile time
1109 * i370.md: Likewise.
1111 2000-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1113 * real.c (enan, einan, eiisnan, eiisneg, make_nan): Wrap in NANS.
1114 (target_isinf, target_isnan, eisnan): Mark parameter with
1116 (eiisinf): Wrap in INFINITY.
1117 (etoe113, etoe64, etoe53, etoe24): Wrap label `nonorm' in INFINITY.
1118 (ibmtoe): Remove unused variable `rndsav'.
1120 Wed Jan 19 20:23:06 2000 J"orn Rennecke <amylaar@cygnus.co.uk>
1122 * sh.h (PASS_IN_REG_P): Remove extraneous paranthesis.
1123 (GO_IF_LEGITIMATE_ADDRESS): Added missing tab.
1125 2000-01-19 Zack Weinberg <zack@wolery.cumb.org>
1127 * fixinc/Makefile.in: Correct dependencies of fixincl and fixincl.o.
1128 * fixinc/fixfixes.c (IO_use, CTRL_use, IO_defn, CTRL_defn): New fixes.
1129 (fix_char_macro_defines, fix_char_macro_uses): New functions.
1131 * fixinc/fixlib.c (is_cxx_header): Do the text scan with a regexp.
1132 Recognize Emacs mode markers also.
1133 * fixinc/fixtests.c (else_endif_label): Fix bug in recognition of
1134 C++ comments in C++ headers. Call is_cxx_header only if
1137 * fixinc/inclhack.def (avoid_bool): Add select for the problem and
1139 (bsd43_io_macros, io_def_quotes, ioctl_fix_ctrl): Replace with...
1140 (io_def_quotes, io_use_quotes, ctrl_def_quotes, ctrl_use_quotes):
1141 ... these, which use the new C fixes.
1142 (math_exception): Escape literal '+' in bypass expression.
1144 * fixinc/fixincl.x, fixinc/fixincl.sh, fixinc/inclhack.sh:
1147 2000-01-19 Geoff Keating <geoffk@cygnus.com>
1149 * rtlanal.c (reg_referenced_p): A CLOBBER of a MEM uses any REGs
1152 2000-01-20 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1154 * loop.c (loop_optimize): Allocate loop_info structure for each loop
1155 prior to calling scan_loop.
1157 Wed Jan 19 19:54:38 2000 J"orn Rennecke <amylaar@cygnus.co.uk>
1159 * sh.c (find_barrier, gen_block_redirect): Fix indentation.
1160 (split_branches, calc_live_regs): Likewise.
1162 Wed Jan 19 19:12:36 2000 J"orn Rennecke <amylaar@cygnus.co.uk>
1164 * sh.md (fpu_single, fp_mode): New attributes.
1166 2000-01-20 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1168 * loop.c (current_loop_info): Renamed from loop_info_data
1169 and changed to a pointer.
1170 (loop_optimize): Allocate loop_info structure for each loop
1171 and initialise to zero.
1172 (scan_loop): Set current_loop_info.
1174 * unroll.c (loop_iterations): Don't abort if REG_USERVAR_P set
1177 2000-01-19 Richard Henderson <rth@cygnus.com>
1179 * stupid.c: Die die die.
1180 * Makefile.in (OBJS): Remove stupid.o.
1181 (stupid.o): Likewise.
1183 * except.c (emit_eh_context): Don't emit USEs for stupid.
1184 * explow.c (probe_stack_range): Likewise.
1185 * flags.h (obey_regdecls): Remove.
1186 * flow.c (find_basic_blocks): Don't run try_merge_blocks
1187 when not optimizing.
1188 (life_analysis): Limit data collection when not optimizing.
1189 (mark_regs_live_at_end): Always mark the return value registers.
1190 (mark_used_regs): Remove dummy RETURN case.
1191 (print_rtl_with_bb): Don't consult obey_regdecls.
1192 * function.c (use_variable, use_variable_after): Remove.
1193 (assign_parms): Consult optimize not obey_regdecls.
1194 (expand_function_start): Don't emit USEs for stupid.
1195 (expand_function_end): Likewise.
1196 * global.c (build_insn_chain): Export.
1197 * integrate.c (expand_inline_function): Kill return-value USE
1199 * jump.c (jump_optimize_1): Do simple jump optimizations and
1200 dead code elimination.
1201 (calculate_can_reach_end): Remove check_deleted argument.
1202 (delete_insn): Patch out insns even when not optimizing.
1203 * local-alloc.c (block_alloc): Don't do tying when not optimizing.
1204 * rtl.h (use_variable, use_variable_after): Remove declarations.
1205 (build_insn_chain): Declare.
1206 * stmt.c (expand_value_return): Don't emit USEs for stupid.
1207 (expand_end_bindings): Likewise.
1208 (expand_decl): Likewise. Consult optimize not obey_regdecls.
1209 * toplev.c (obey_regdecls): Remove.
1210 (rest_of_compilation): Don't set it. Kill stupid in favour of
1211 flow1, local-alloc, and reload.
1212 (main): Don't set obey_regdecls.
1214 * config/nextstep.c (handle_pragma): Likewise.
1216 * alpha/alpha.md (allocate_stack): Don't emit USEs for stupid.
1218 * arm/arm.h (CONDITIONAL_REGISTER_USAGE): Don't fix reg 0 for stupid.
1220 2000-01-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1222 * alpha-protos.h: PROTO -> PARAMS.
1223 * alpha.c: Likewise.
1225 * h8300.c: Likewise.
1226 * i386-protos.h: Likewise.
1228 * m32r-protos.h: Likewise.
1231 * mips.md: Likewise.
1232 * gmon-sol2.c: Likewise.
1233 * sparc.c: Likewise.
1235 2000-01-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1237 * ns32k-protos.h: New file.
1239 * ns32k.c: Fix compile time warnings.
1241 * ns32k.h: Move prototypes to ns32k-protos.h. Fix compile time
1244 * ns32k.md: Likewise.
1246 2000-01-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1248 * vax-protos.h: New file.
1250 * vax.c: Fix compile time warnings.
1252 * vax.h: Move prototypes to vax-protos.h. Fix compile time
1257 * vaxv.md: Likewise.
1259 2000-01-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1261 * romp-protos.h: New file.
1263 * romp.c: Fix compile time warnings.
1265 * romp.h: Move prototypes to romp-protos.h. Fix compile time
1268 * romp.md: Likewise.
1270 2000-01-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1272 * we32k-protos.h: New file.
1274 * we32k.c: Fix compile time warnings.
1276 * we32k.h: Move prototypes to we32k-protos.h. Fix compile time
1279 2000-01-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1281 * calls.c (emit_call_1): Mark parameter with ATTRIBUTE_UNUSED.
1283 * except.c (eh_regs): Likewise.
1285 * final.c (output_operand): Likewise.
1287 * fold-const.c (target_isinf, target_isnan): Likewise.
1289 Tue Jan 18 16:19:55 MET 2000 Jan Hubicka <hubicka@freesoft.cz>
1291 * i386.h (BIGGEST_ALIGNMENT): Set to 128.
1292 (BIGGEST_FIELD_ALIGNMENT): Set to (TARGET_ALIGN_DOUBLE ? 64 : 32)
1294 * i386.md (memstr): Do not use rep stosb for counts divisible by 4
1296 (clrstrsi): Rewrite.
1297 (strsethi, strsetqi): New expanders.
1298 (strsethi_1, strsetqi_1, rep_stossi, rep_stosqi): New insn patterns.
1299 (cmpstrsi): Emit compare insn before cmpstrsi_1
1300 (cmpstrsi_nz): use flags, set type to str, prefix_length to 1.
1301 (strlensi_1): Likewise.
1302 (cmpstrsi_1): Likewise; do not output compare.
1303 (strlen expander): Do not unroll when optimizing for size.
1304 (*subsi3_carry): Rename to subsi3_carry
1305 (addqi3_cc): New pattern.
1306 * i386.h (processor_costs): Add move_ratio field.
1307 (MOVE_RATIO): Use move_ratio field, set to 3 for OPTIMIZE_SIZE
1308 * i386.c (*_cost): Set move_ratio.
1309 (x86_unroll_strlen): Enable for Athlon, PPro and K6 too.
1310 (x86_expand_strlensi_1): Rewrite the main loop.
1312 2000-01-17 Richard Henderson <rth@cygnus.com>
1314 * combine.c (combine_simplify_rtx): Give FLOAT_STORE_FLAG_VALUE a mode.
1315 * cse.c (find_comparison_args, fold_rtx): Likewise.
1316 * integrate.c (subst_constants): Likewise.
1317 * loop.c (get_condition): Likewise.
1319 * tm.texi (FLOAT_STORE_FLAG_VALUE): Update docs.
1321 * alpha.h (FLOAT_STORE_FLAG_VALUE): Use REAL_VALUE_ATOF.
1323 2000-01-18 Martin v. Löwis <loewis@informatik.hu-berlin.de>
1325 * c-parse.in (SAVE_WARN_FLAGS): Create an INTEGER_CST.
1326 (RESTORE_WARN_FLAGS): Unpack it.
1327 Change semantic type of extension to ttype.
1328 * c-common.c (split_specs_attrs): Expect an INTEGER_CST.
1329 * c-parse.y, c-parse.c, objc/objc-parse.y,
1330 objc/objc-parse.c: Regenerate.
1332 2000-01-17 Zack Weinberg <zack@wolery.cumb.org>
1334 * fixinc/fixlib.c: Add copyright notice.
1335 (compile_re): New function.
1336 * fixinc/fixlib.h: Prototype compile_re.
1338 * fixinc/fixfixes.c, fixinc/fixtests.c, fixinc/fixincl.c:
1339 Use compile_re to compile regular expressions.
1341 * fixinc/fixincl.c (egrep_test): Don't bother asking regexec
1342 where the pattern matched.
1344 * fixinc/inclhack.def (sun_memcpy): Move to AAB_sun_memcpy,
1346 (ultrix_ansi_compat): Likewise.
1347 (interactv_add1): Rename to 'isc_omits_with_stdc', remove shell test,
1349 (interactv_add2, interactv_add3): Delete.
1350 (x11_sprintf): Don't use filename glob.
1351 * fixinc/fixincl.x, fixinc/inclhack.sh, fixinc/fixincl.sh:
1354 2000-01-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1356 * print-rtl.c: PROTO -> PARAMS.
1358 * reg-stack.c: Likewise.
1359 * resource.c: Likewise.
1360 * sdbout.h: Likewise.
1361 * simplify-rtx.c: Likewise.
1362 * stor-layout.c: Likewise.
1363 * stupid.c: Likewise.
1364 * xcoffout.c: Likewise.
1365 * xcoffout.h: Likewise.
1367 2000-01-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1369 * toplev.c: PROTO -> PARAMS.
1370 * toplev.h: Likewise.
1373 * unroll.c: Likewise.
1374 * varasm.c: Likewise.
1375 * varray.c: Likewise.
1376 * varray.h: Likewise.
1378 2000-01-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1380 * reload.c: PROTO -> PARAMS.
1381 * reload.h: Likewise.
1382 * reload1.c: Likewise.
1383 * reorg.c: Likewise.
1384 * resource.h: Likewise.
1387 * rtlanal.c: Likewise.
1388 * sbitmap.h: Likewise.
1389 * sdbout.c: Likewise.
1390 * stack.h: Likewise.
1392 * system.h: Likewise.
1394 2000-01-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1396 * machmode.h: PROTO -> PARAMS.
1397 * mbchar.h: Likewise.
1398 * mips-tdump.c: Likewise.
1399 * mips-tfile.c: Likewise.
1400 * optabs.c: Likewise.
1401 * output.h: Likewise.
1402 * prefix.c: Likewise.
1403 * profile.c: Likewise.
1404 * protoize.c: Likewise.
1406 * recog.c: Likewise.
1407 * recog.h: Likewise.
1408 * regclass.c: Likewise.
1409 * regmove.c: Likewise.
1412 2000-01-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1414 * ggc-common.c: PROTO -> PARAMS.
1415 * ggc-page.c: Likewise.
1416 * ggc-simple.c: Likewise.
1418 * global.c: Likewise.
1419 * graph.c: Likewise.
1420 * gthr-win32.h: Likewise.
1421 * haifa-sched.c: Likewise.
1422 * halfpic.h: Likewise.
1423 * integrate.c: Likewise.
1424 * integrate.h: Likewise.
1427 * local-alloc.c: Likewise.
1431 2000-01-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1433 * genattr.c: PROTO -> PARAMS.
1434 * genattrtab.c: Likewise.
1435 * gencheck.c: Likewise.
1436 * gencodes.c: Likewise.
1437 * genconfig.c: Likewise.
1438 * genemit.c: Likewise.
1439 * genextract.c: Likewise.
1440 * genflags.c: Likewise.
1441 * gengenrtl.c: Likewise.
1442 * genopinit.c: Likewise.
1443 * genoutput.c: Likewise.
1444 * genpeep.c: Likewise.
1445 * genrecog.c: Likewise.
1447 2000-01-16 Mark Mitchell <mark@codesourcery.com>
1449 * tree.h (BINFO_VPTR_FIELD): Augment documentation.
1451 2000-01-16 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
1453 * aclocal.m4 (AC_FUNC_MMAP_ZERO): New macro.
1454 * configure.in (AC_FUNC_MMAP_ZERO): Use instead of AC_FUNC_MMAP.
1455 * ggc-page.c: Replace HAVE_MMAP with HAVE_MMAP_ZERO.
1456 * configure, config.in: Rebuilt.
1458 2000-01-16 Zack Weinberg <zack@wolery.cumb.org>
1460 * config/i386/i386.md: Add peephole to merge successive stack
1463 Sat Jan 15 15:41:14 EST 2000 John Wehle (john@feith.com)
1465 * gcse.c (insert_insn_end_bb): Use emit_block_insn_before
1466 instead of emit_insn_before. Also handle NOTE_INSN_BASIC_BLOCK
1467 when walking backwards to find all the parameter loads when
1468 the basic block ends in a call.
1470 2000-01-15 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1472 * loop.c (this_loop_info): Delete.
1473 (uid_loop): Add in place of uid_loop_num. All uses updated.
1474 (loop_number_exit_count): Delete and replace with entry in loop
1475 structure. All uses updated.
1476 (loop_number_loop_starts, loop_number_loop_ends): Likewise.
1477 (loop_number_loop_cont, loop_number_cont_dominator): Likewise.
1478 (loop_outer_loop): Likewise.
1479 (loop_invalid, loop_number_exit_labels): Likewise.
1480 (loop_used_count_register): Delete and replace with entry in
1481 loop_info structure.
1482 (find_and_verify_loops): Add loops argument.
1483 (verify_dominator, mark_loop_jump, prescan_loop): Replace loop_start,
1484 loop_end, etc. arguments with loop structure pointer. All callers
1486 (loop_reg_used_before_p, scan_loop, strength_reduce): Likewise.
1487 (check_dbra_loop, next_insn_in_loop, try_copy_prop): Likewise.
1488 (load_mems_and_recount_loop_regs_set, load_mems): Likewise.
1489 (insert_bct): Likewise.
1490 (basic_induction_var): New argument level.
1491 * loop.h (struct loop_info): Delete fields num, loops_enclosed,
1492 vtop, and cont. Add used_count_register.
1493 (uid_loop): Delete declaration.
1494 (loop_number_exit_count): Likewise.
1495 (loop_number_loop_starts, loop_number_loop_ends): Likewise.
1496 (loop_number_loop_cont, loop_number_cont_dominator): Likewise.
1497 (loop_outer_loop, loop_used_count_register): Likewise.
1498 (loop_invalid, loop_number_exit_labels): Likewise.
1499 (unroll_loop): Replace loop_start and loop_end arguments
1500 with loop structure pointer.
1501 (loop_precondition_p, loop_iterations): Likewise.
1502 Include basic-block.h.
1503 * unroll.c: (unroll_loop): Replace loop_start and loop_end arguments
1504 with loop structure pointer.
1505 (loop_precondition_p, loop_iterations): Likewise.
1506 * basic-block.h (struct loop): New entries vtop, cont,
1507 cont_dominator, start, end, top, scan_start, exit_labels,
1509 * Makefile.in (LOOP_H): Add basic-block.h to dependencies.
1511 2000-01-15 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1513 * defaults.h (ASM_OUTPUT_ASCII): Use ISDIGIT.
1515 2000-01-14 Nathan Sidwell <sidwell@codesourcery.com>
1517 * config.in: Rebuilt for 2000-01-13 change to acconfig.h.
1519 2000-01-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1521 * pdp11-protos.h: New file.
1523 * pdp11.c: Include tm_p.h. Add static prototypes. Fix compile
1526 * pdp11.h: Move prototypes to pdp11-protos.h. Fix compile time
1529 * pdp11.md: Likewise.
1533 2000-01-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1535 * mn10300-protos.h: New file.
1537 * mn10300.c: Include tm_p.h. Add static prototypes. Fix compile
1540 * mn10300.h: Move prototypes to mn10300-protos.h. Fix compile time
1543 * mn10300.md: Likewise.
1545 2000-01-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1547 * mn10200-protos.h: New file.
1549 * mn10200.c: Include tm_p.h. Add static prototypes. Fix compile
1552 * mn10200.h: Move prototypes to mn10200-protos.h. Fix compile time
1555 * mn10200.md: Likewise.
1557 2000-01-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1559 * h8300-protos.h: New file.
1561 * h8300.c: Include tm_p.h. Add static prototypes. Fix compile
1564 * h8300.h: Move prototypes to h8300-protos.h. Fix compile time
1567 * h8300.md: Likewise.
1569 2000-01-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1571 * varasm.c (asm_output_bss): Mark parameters with ATTRIBUTE_UNUSED.
1572 (asm_emit_uninitialised): Likewise.
1574 2000-01-13 Gavin Romig-Koch <gavin@cygnus.com>
1576 * config/mips/mips.h (ISA_HAS_INT_CONDMOVE): New.
1577 * config/mips/mips.md: Use ISA_HAS_INT_CONDMOVE.
1579 2000-01-14 Clinton Popetz <cpopetz@cygnus.com>
1581 * config/mips/mips.c (override_options): Don't turn on extra
1582 alignment for mips16.
1584 2000-01-14 Clinton Popetz <cpopetz@cygnus.com>
1586 * config/mips/mips.c (mips_va_arg): Fix fprv for the 32 bit
1587 eabi, and make sure queued POSTINCREMENT rtl is emitted at
1590 2000-01-14 Clinton Popetz <cpopetz@cygnus.com>
1592 * builtins.c (PAD_VARARGS_DOWN): Define.
1593 (std_expand_builtin_va_arg): Use the above macro.
1594 * config/mips/mips.h (PAD_VARARGS_DOWN): Define.
1595 * tm.texi (Register Arguments): Document the above macro.
1597 2000-01-14 Nick Clifton <nickc@cygnus.com>
1599 * emit-rtl.c (emit_insn): If checking is enabled, make sure
1600 that this function has not been used to emit a jump
1603 * jump.c (return_jump_1): Cope with being passed a null rtx.
1605 2000-01-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1607 * eh-common.h: PROTO -> PARAMS.
1608 * emit-rtl.c: Likewise.
1609 * errors.c: Likewise.
1610 * errors.h: Likewise.
1611 * except.c: Likewise.
1612 * except.h: Likewise.
1613 * explow.c: Likewise.
1614 * expmed.c: Likewise.
1617 * final.c: Likewise.
1618 * fix-header.c: Likewise.
1620 * fold-const.c: Likewise.
1621 * function.c: Likewise.
1622 * function.h: Likewise.
1624 * gcov-io.h: Likewise.
1628 2000-01-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1630 * sh-protos.h: New file.
1632 * sh.c: Include insn-config.h, toplev.h, recog.h and tm_p.h.
1633 Add static prototypes. Fix compile time warnings.
1635 * sh.h: Move prototypes to sh-protos.h. Fix compile time warnings.
1639 2000-01-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1641 * arc-protos.h: New file.
1643 * arc.c: Include tm_p.h. Add static prototypes. Fix compile
1646 * arc.h: Move prototypes to arc-protos.h. Fix compile time
1651 2000-01-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1653 * dsp16xx-protos.h: New file.
1655 * dsp16xx.c: Include tm_p.h. Add static prototypes. Fix compile
1658 * dsp16xx.h: Move prototypes to dsp16xx-protos.h. Fix compile time
1661 * dsp16xx.md: Likewise.
1663 2000-01-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1665 * convex-protos.h: New file.
1667 * convex.c: Include tm_p.h. Add static prototypes. Fix compile
1670 * convex.h: Move prototypes to convex-protos.h. Fix compile time
1673 2000-01-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1675 * elxsi-protos.h: New file.
1677 * elxsi.c: Include tm_p.h. Add static prototypes. Fix compile
1680 * elxsi.h: Move prototypes to elxsi-protos.h. Fix compile time
1683 * elxsi.md: Likewise.
1685 2000-01-14 Clinton Popetz <cpopetz@cygnus.com>
1687 * config/mips/mips.h (REGISTER_MOVE_COST): Remove redundant
1688 case for moving from HI/LO/HI_LO_REG. This makes the behavior
1689 match the comment for MIPS16.
1691 Fri Jan 14 00:28:06 2000 Jeffrey A Law (law@cygnus.com)
1693 * flow.c (split_edge): Do not call set_block_for_insn if we
1694 do not have a basic_block_for_insn structure.
1696 * fr30.h (TRAMPOLINE_TEMPLATE): Use nops to ensure the static chain
1697 and destination functions are 32bit aligned within the trampoline.
1698 (TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE): Corresponding changes.
1699 (TRAMPOLINE_ALIGNMENT): Define.
1701 * cse.c (cse_insn): When changing (set (pc) (reg)) to
1702 (set (pc) (label_ref)), verify the change creates a valid insn.
1704 * fr30.c (call_operand): Tighten and rework to match rules for
1705 call RTL expressions.
1706 * fr30.h (PREDICATE_CODES, case call_operand): Only allow MEMs.
1707 * fr30.md (call patterns): Improve constraints.
1709 Thu Jan 13 23:44:03 2000 Richard Henderson <rth@cygnus.com>
1711 * fr30.c (fr30_expand_epilogue): Revert last change.
1712 Use emit_jump_insn for the return insn.
1714 Thu Jan 13 14:46:03 2000 Jason Eckhardt <jle@cygnus.com>
1715 Stan Cox <scox@cygnus.com>
1717 * predict.c: New file. Preliminary infrastructure work for static
1718 branch prediction and basic block reordering.
1719 * basic-block.h: Add prototype for estimate_probability.
1720 * Makefile.in: Add rules for predict.o.
1722 2000-01-13 Jason Merrill <jason@yorick.cygnus.com>
1724 * fixincludes (va_list): Use __not_va_list__ for the dummy.
1725 * fixinc/*: Likewise.
1727 2000-01-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1729 * cccp.c: PROTO -> PARAMS.
1731 * collect2.c: Likewise.
1732 * combine.c: Likewise.
1733 * convert.h: Likewise.
1735 * dbxout.c: Likewise.
1736 * dbxout.h: Likewise.
1737 * diagnostic.c: Likewise.
1738 * doprint.c: Likewise.
1739 * dwarf2out.c: Likewise.
1740 * dwarf2out.h: Likewise.
1741 * dwarfout.c: Likewise.
1742 * dwarfout.h: Likewise.
1743 * dyn-string.h: Likewise.
1745 2000-01-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1747 * calls.c (emit_call_1): Wrap varaible `struct_value_size_rtx' in
1748 macro conditionals guarding use.
1750 * dwarf2out.c: Include "tm_p.h".
1752 * function.c (locate_and_pad_parm): Mark parameter with
1754 (expand_function_end): Likewise for variable `context'.
1756 * reorg.c (make_return_insns): Wrap prototype in macro HAVE_return.
1758 2000-01-13 Nick Clifton <nickc@cygnus.com>
1760 * config/fr30/fr30.c (fr30_expand_epilogue): Emit USEs of pop'ed
1761 register to prevent compile time warnings.
1763 2000-01-13 Zack Weinberg <zack@wolery.cumb.org>
1765 * longlong.h [i386] (udiv_qrnnd): Rename 'd' argument to 'dv'
1766 to avoid -Wtraditional warning.
1768 2000-01-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1770 * 1750a-protos.h: New file.
1772 * 1750a.c: Include tm_p.h. Add static prototypes. Fix compile
1775 * 1750a.h: Move prototypes to 1750a-protos.h. Fix compile time
1778 * 1750a.md: Likewise.
1780 2000-01-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1782 * a29k-protos.h: New file.
1784 * a29k.c: Include tm_p.h. Add static prototypes. Fix compile
1787 * a29k.h: Move prototypes to a29k-protos.h. Fix compile time
1790 2000-01-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1792 * clipper-protos.h: New file.
1794 * clipper.c: Include tm_p.h. Add static prototypes. Fix compile
1797 * clipper.h: Move prototypes to clipper-protos.h. Fix compile time
1800 Thu Jan 13 16:03:06 2000 J"orn Rennecke <amylaar@cygnus.co.uk>
1802 * reload1.c (reload_combine_note_store): Use HARD_REGNO_NREGS.
1804 2000-01-13 Nathan Sidwell <sidwell@codesourcery.com>
1806 * configure.in (--enable-new-gxx-abi): New option.
1807 * acconfig.h (ENABLE_NEW_GXX_ABI): New define.
1808 * Makefile.in (GXX_ABI_FLAG): New variable.
1809 * configure: Regenerate.
1811 2000-01-13 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1813 * stor-layout.c (layout_type): Use FORCE_STRUCT_BLK.
1814 * tm.texi (FORCE_STRUCT_BLK): Document.
1815 * config/c4x/c4x.h (FORCE_STRUCT_BLK): New macro.
1817 Wed Jan 12 23:12:47 2000 Hans-Peter Nilsson <hp@axis.com>
1819 * config/ns32k/ns32k.md: Revert Jan 9 change.
1821 * genrecog.c (maybe_both_true_2): Do not compare a predicate-test
1822 to a mode-test, if the predicate is address_operand.
1824 Wed Jan 12 22:34:00 2000 Jeffrey A Law (law@cygnus.com)
1826 * combine.c (if_then_else_cond): Be careful about what kinds
1827 of RTL expressions are passed to operand_subword.
1829 * flow.c (split_edge): If we have to insert a new jump, make
1830 sure to associate it with a basic block.
1832 * flow.c (commit_one_edge_insertion): A block with one successor
1833 can end in a JUMP_INSN that is not a simplejump.
1835 2000-01-12 Robert Lipe <robertl@sco.com>
1837 * i386/sco5.h (INIT_SECTION_ASM_OP_COFF): Rename section to "ctor".
1838 (BUILD_VA_LIST_TYPE): Define.
1839 (EH_FRAME_SECTION_ASM_OP): Explictly define to better interact
1842 2000-01-12 Jason Merrill <jason@casey.cygnus.com>
1844 * cccp.c (do_pragma): Add cast to (char *).
1846 2000-01-12 Richard Henderson <rth@cygnus.com>
1847 Fred Fish <fnf@be.com>
1848 Jason Merrill <jason@cygnus.com>
1850 * configure.in (i?86-*-beos{pe,elf,}*): Recognize.
1851 * i386/t-beos, i386/x-beos, i386/xm-beos.h: New files.
1852 * i386/beos-elf.h, i386/beos-pe.h: New files.
1854 * Makefile.in (CROSS_SYSTEM_HEADER_DIR): New.
1855 * cross-make (SYSTEM_HEADER_DIR): Define using
1856 CROSS_SYSTEM_HEADER_DIR.
1858 * gcc.c (LIBRARY_PATH_ENV): Provide default.
1859 (process_command): Use it.
1860 (main): Likewise. Kill trailing = from env vars.
1861 (build_search_list): Put it back.
1862 * collect2.c (main): Use LIBRARY_PATH_ENV.
1864 * configure.in (GCC_NEED_DECLARATIONS): Add environ.
1865 * toplev.c: Use NEED_DECLARATION_ENVIRON.
1867 * tm.texi (Frame Layout): Document SMALL_STACK.
1868 * c-common.c (c_common_nodes_and_builtins): Check it.
1870 * system.h: Undef alloca after including glibc's <stdlib.h>,
1871 if USE_C_ALLOCA is defined.
1873 * gcc.c (set_input): New fn.
1874 (main): After all input files are compiled, reset the input file
1877 * aclocal.m4 (rindex, index): If already defined, don't attempt
1880 * ginclude/varargs.h: (__va_list__): Define ifndef.
1881 * ginclude/stdarg.h: Likewise.
1883 * ginclude/stddef.h (__WCHAR_TYPE__) [BEOS]: Use int
1884 instead of unsigned char.
1886 * hash.h (true, false, boolean): Undef before enum.
1888 * expmed.c (choose_multiplier): Cast &mhigh_lo and &mhigh_hi to be
1889 proper type of "HOST_WIDE_INT *", rather than their natural type of
1890 "unsigned HOST_WIDE_INT *".
1892 2000-01-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1894 * svr3.h (ASM_FILE_START): Wrap if-clause in squigly brackets.
1896 * recog.c (memory_address_p): Mark parameter with ATTRIBUTE_UNUSED.
1898 * regclass.c (choose_hard_reg_mode): Likewise.
1900 * reload.c (find_valid_class, strict_memory_address_p): Likewise.
1902 * reorg.c (optimize_skip): Wrap prototype in macro conditionals.
1904 2000-01-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1906 * c-common.c: PROTO -> PARAMS.
1907 * c-common.h: Likewise.
1908 * c-decl.c: Likewise.
1909 * c-iterate.c: Likewise.
1910 * c-lang.c: Likewise.
1911 * c-lex.c: Likewise.
1912 * c-lex.h: Likewise.
1913 * c-parse.in: Likewise.
1914 * c-pragma.c: Likewise.
1915 * c-pragma.h: Likewise.
1916 * c-tree.h: Likewise.
1917 * c-typeck.c: Likewise.
1918 * objc/objc-act.c: Likewise.
1919 * objc/objc-act.h: Likewise.
1921 2000-01-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1923 * m88k-protos.h: New file.
1925 * m88k.c: Include tm_p.h. Add static prototypes. Fix compile
1928 * m88k.h: Move prototypes to m88k-protos.h. Fix compile time warnings.
1930 * m88k.md: Likewise.
1932 * tekXD88.h: Likewise.
1934 2000-01-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1936 * m68k-protos.h: New file.
1938 * m68k.c: Include tm_p.h. Add static prototypes. Fix compile
1941 * m68k.h: Move prototypes to m68k-protos.h. Fix compile time warnings.
1943 * mot3300.h: Likewise.
1945 2000-01-12 Richard Earnshaw <rearnsha@arm.com>
1947 * haifa-sched.c (split_edges): Pass edgeset_size as second arg to
1949 (extract_bitlist): Declare bitlen.
1951 2000-01-12 Zack Weinberg <zack@wolery.cumb.org
1953 * cccp.c: Accept and ignore -lang-fortran.
1955 * c-typeck.c (build_c_cast): Issue -Wcast-qual warnings if the
1956 qualifiers don't match at any level of pointerness.
1958 2000-01-12 Robert Lipe <robertl@sco.com>
1960 * i386/sysv5.h (CPP_SPEC, LIBSPEC): Add -pthreadT.
1962 2000-01-12 Bernd Schmidt <bernds@cygnus.co.uk>
1964 * reload1.c (reload_reg_unavailable): New static variable.
1965 (reload_reg_free_p): Test it.
1966 (reload_reg_free_for_value_p): Test it instead of
1968 (choose_reload_regs_init): Compute it.
1970 Wed Jan 12 03:24:41 2000 Toshiyasu Morita (toshi.morita@sega.com)
1972 * reorg.c (fill_slots_from_thread): Check modified_in_p
1975 Wed Jan 12 03:20:31 2000 John Marshall <john_w_marshall@palm.com>
1977 * gcc.texi (Funding, GNU/Linux, Copying, Contributors): Format
1978 these nodes even if INTERNALS is not set.
1980 Wed Jan 12 09:39:22 2000 Nick Burrett <nick.burrett@btinternet.com>
1982 * gcse.c (delete_null_pointer_checks_1): Cope when
1983 get_condition cannot determine the condition.
1985 2000-01-12 Gabriel Dos Reis <gdr@codesourcery.com>
1987 * toplev.h (set_message_length): Declare.
1989 * diagnostic.c (obstack_chunk_alloc): Define macro.
1990 (obstack_chunk_free): Likewise.
1991 (struct output_buffer): New data structure.
1993 (output_maximum_width): New variable.
1994 (doing_line_wrapping, set_message_length, init_output_buffer,
1995 get_output_prefix, output_space_left, emit_output_prefix,
1996 output_newline, output_append, output_puts, dump_output,
1997 vbuild_message_string, build_message_string, build_location_prefix,
1998 voutput_notice, output_printf, line_wrapper_printf,
1999 vline_wrapper_message_with_location): New functions. Implement
2000 automatic line wrapping.
2001 (v_message_with_decl): Make it handle automatic line wrapping.
2002 (v_error_with_file_and_line): Likewise.
2003 (v_warning_with_file_and_line): Likewise.
2004 (announce_function): Likewise.
2005 (default_print_error_function): Likewise.
2007 2000-01-11 16:24 -0800 Zack Weinberg <zack@wolery.cumb.org>
2009 * cpplib.h (struct cpp_options): Change lang_asm to char.
2011 * cppinit.c (builtin_array): Take out __STDC_VERSION__, it's
2012 done in cpp_handle_option now.
2013 (initialize_builtins): Take out special case code used only by
2015 (cpp_handle_option): Turn off trigraphs and trigraph warnings
2016 if -traditional. Recognize -lang-fortran and set
2017 lang_fortran, also turn off cplusplus_comments.
2018 (print_help): Document -lang-fortran.
2019 * cpplib.c (handle_directive): Ignore `# 123 "file"' if
2020 lang_asm. Ignore all directives other than `# 123 "file"' if
2022 (cpp_get_token): If -traditional, don't recognize directives
2023 unless the # is in column 1.
2024 (parse_string): If lang_fortran or lang_asm, silently
2025 terminate strings ('' or "") at end of line.
2026 Remove unnecessary braces.
2028 2000-01-11 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
2029 Richard Henderson <rth@cygnus.com>
2031 * resource.c (mark_referenced_resources): Mark a set strict_low_part
2033 * config/i386/i386.c (ix86_expand_setcc): Re-enable clear + set
2034 strict_low_part when possible.
2036 2000-01-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2038 * alias.c: PROTO -> PARAMS.
2039 * basic-block.h: Likewise.
2040 * bitmap.c: Likewise.
2041 * bitmap.h: Likewise.
2042 * builtins.c: Likewise.
2043 * c-aux-info.c: Likewise.
2044 * caller-save.c: Likewise.
2045 * calls.c: Likewise.
2047 2000-01-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2049 * Makefile.in (toplev.o): Depend on regs.h.
2051 * output.h (tdesc_section): Prototype.
2053 * regclass.c (copy_cost): Mark parameters with ATTRIBUTE_UNUSED.
2055 * sdbout.c: Include "tm_p.h".
2057 * toplev.c: Include "regs.h".
2059 Tue Jan 11 11:37:58 2000 Mike Stump <mrs@wrs.com>
2061 * unroll.c (unroll_loop): Add EH support.
2063 2000-01-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2065 * pa-protos.h: New file.
2067 * pa.c: Include recog.h and tm_p.h.
2068 (compute_zdepwi_operands, compute_movstrsi_length,
2069 remove_useless_addtr_insns, store_reg, load_reg, set_reg_plus_d,
2070 find_addr_reg, import_milli): Add static prototypes.
2071 (pa_cpu_string, pa_arch_string): Constify a char*.
2072 (legitimize_pic_address): Pass argument `mode' to pic_label_operand.
2073 (read_only_operand): Add argument `mode'.
2074 (singlemove_string, output_move_double, output_fp_move_double,
2075 output_block_move, output_and, output_ior, output_ascii,
2076 remove_useless_addtr_insns, milli_names, output_mul_insn,
2077 output_div_insn, output_mod_insn, output_arg_descriptor,
2078 output_cbranch, output_bb, output_bvb, output_dbra, ,
2079 output_millicode_call, output_call, hppa_encode_label,
2080 output_parallel_movb, output_parallel_addb): Constify a char*.
2081 (hppa_va_start): Mark parameter `stdarg_p' with ATTRIBUTE_UNUSED.
2082 (output_parallel_addb): Remove extra arg to `constrain_operands'
2084 * pa.h: Move all prototypes to pa-protos.h.
2085 (pa_cpu_string, pa_arch_string): Constify a char*.
2086 (LEGITIMIZE_ADDRESS): Call `symbolic_operand' with mode argument.
2088 * pa.md: Call `function_label_operand' with mode argument.
2089 Likewise for `read_only_operand'.
2090 Fix nesting of parens in call to `symbolic_operand'.
2092 2000-01-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2094 * i860-protos.h: New file.
2096 * i860.c: Include tm_p.h. Add static prototypes. Fix compile
2099 * i860.h: Move prototypes to i860-protos.h. Fix compile time warnings.
2101 * i860.md: Likewise.
2103 Tue Jan 11 18:59:35 MET 2000 Jan Hubicka <jh@suse.cz>
2105 * i386.md (movstrsi expander): Rewrite.
2106 (movstrsi_1 insn): Deleted.
2107 (strmovhi, strmovqi expander): New expanders.
2108 (movshi_1, movsqi_1, rep_movsi, rep_movqi): New patterns.
2109 * i386.c (x86_single_stringop): New global variable.
2110 * i386.h (x86_single_stringop): Declare.
2111 (TARGET_SINGLE_STRINGOP): New macro.
2113 2000-01-11 Clinton Popetz <cpopetz@cygnus.com>
2115 * config/mips/mips.c (mips_va_arg): For EABI, emit the queued
2116 integer vararg POSTINCREMENT before the destination of the jump
2117 for the hard fp case.
2118 (function_arg_pass_by_reference): Pass a copy of CUM to
2121 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Move check
2122 for CONSTANT_ADDRESS_P above while loop for subreg.
2124 2000-01-11 Clinton Popetz <cpopetz@cygnus.com>
2126 * flow.c (propagate_block): When a prologue/epilogue insn
2127 is marked dead, unconditionally clear libcall_is_dead and
2128 insn_is_dead, and only dump rtl if warnings aren't being
2131 Tue Jan 11 16:26:47 MET 2000 Jan Hubicka <jh@suse.cz>
2133 * i386.c (ix86_attr_length_default): Handle TYPE_STR and TYPE_CLD.
2134 * i386.md (FIRST_PSEUDO_REGISTER): Set to 20.
2135 (FIXED_REGISTERS): Set dirflag as fixed.
2136 (CALL_USED_REGISTERS): Set dirflag as used.
2137 (REG_ALLOC_ORDER): Set dirflag as last one.
2138 (DIRFLAG_REG): New macro.
2139 (MD_ASM_CLOBBERS): Asm clobber dirflag for backward compatibility.
2140 (HI_REGISTER_NAMES): Add dirflag.
2141 (DEBUF_PRINT_REG): Handle dirflag.
2142 * i386.md (type attribute): New cld and str types.
2143 (length_opcode attribute): Set cld and str to 1.
2144 (memory attribute): Set str to unknown - it is not clear from the
2146 (pent_np function unit): Prefixed string operations takes 12 cycles
2147 minimally; cld takes 2 cycles.
2148 (ppro_uops attribute): Str is "many" and cld is "few".
2149 (ppro_p0 unit): Handle cld here.
2150 (k6_alux unit): Handle cld and str types.
2151 (k6_load unit): It is ocupied by str opcodes.
2152 (k6_store unit): It is ocupied by str opcodes.
2153 (athlon_decode): Str is vector decoded.
2154 (athlon_ieu): Handle str and cld.
2156 (movstrsi, clrstr, cmpstr, strlen expander): Emit cld instruction
2157 (movstrsi_1, clrstrsi_1, cmpstrsi_1, strlensi_1,
2158 cmpstrsi_nz_1 insn): Do not output cld instruction
2160 Tue Jan 11 06:14:39 2000 David Starner <dstarner98@aasaa.ofe.org>
2162 * gcc.texi (G++ and GCC): Add Java and Chill.
2163 (Bug Critera): Don't list languages.
2165 * gcc.texi (Incompatibilities): No longer claim most C compilers
2168 * gcc.texi (G++ and GCC): Update other front-ends list.
2170 Tue Jan 11 05:49:01 2000 Jeffrey A Law (law@cygnus.com)
2172 * i386.c (ix86_expand_setcc): Fix typo.
2173 (ix86_expand_movcc): Similarly.
2175 * Band-aid until haifa's bitset implementation is nuked.
2176 * haifa-sched.c (extract_bitlst): New parameter for size of the
2177 bitset in bits. All callers changed. Avoid looking at undefined
2179 (edgeset_bitsize): New variable.
2180 (schedule_region): Initialize edgeset_bitsize.
2182 2000-01-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2184 * Makefile.in (optabs.o): Depend on real.h
2185 (resource.o): Depend on insn-attr.h
2187 * builtins.c (result_vector): Wrap prototype in macro conditions
2188 governing definition and use.
2190 * c-common.c: Include tm_p.h.
2192 * c-lex.c: Likewise.
2194 * elfos.h: Constify a char*.
2196 * final.c (align_fuzz): Wrap prototype in macro HAVE_ATTR_length.
2197 (get_attr_length, shorten_branches, profile_after_prologue): Mark
2198 parameter with ATTRIBUTE_UNUSED.
2200 * fold-const.c (exact_real_inverse): Wrap variable `i' in
2203 * haifa-sched.c (schedule_insns): Mark parameter with
2206 * optabs.c: Include real.h.
2208 * real.h (ereal_atof): Add prototype arguments.
2210 * resource.c: Include insn-attr.h.
2212 * sdbout.c (sdbout_queue_anonymous_type,
2213 sdbout_dequeue_anonymous_types): Wrap in macro
2214 SDB_ALLOW_FORWARD_REFERENCES.
2215 (sdbout_init, sdbout_start_new_source_file): Mark parameter with
2218 * stmt.c (expand_return): Wrap variable `op0' in macro HAVE_return.
2220 * stupid.c: Include tm_p.h.
2222 * tree.c (real_value_from_int_cst): Mark parameter with
2225 2000-01-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2227 * i960-protos.h: New file.
2229 * i960.c: Include tm_p.h. Add static prototypes. Fix compile
2232 * i960.h: Move prototypes to i960-protos.h. Fix compile time warnings.
2234 2000-01-10 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
2236 * combine.c (expand_field_assignment): Do not discard SUBREGs
2237 while computing nonzero_bits.
2239 2000-01-09 Nick Clifton <nickc@cygnus.com>
2241 * config/arm/arm.c: Fix compile time warnings about signed vs
2243 * config/arm/arm.h: Fix compile time warnings about signed vs
2246 2000-01-09 Philip Blundell <philb@gnu.org>
2248 * config/arm/arm.c (output_return_instruction): Use `ldr' rather
2249 than `ldm' with only one register.
2250 * config/arm/arm.md (push_multi): Use `str' rather than `stm' with
2253 * config/arm/linux-gas.h (CLEAR_INSN_CACHE): Say that R0 is
2256 Sun Jan 9 17:50:23 2000 Hans-Peter Nilsson <hp@axis.com>
2258 * config/ns32k/ns32k.md (load or push effective address): Operand 1
2261 2000-01-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2263 * elfos.h (ASM_OUTPUT_LIMITED_STRING): Add parentheses around
2264 assignment used as truth value.
2266 * function.c (assign_temp): Mark parameter `dont_promote' with
2267 ATTRIBUTE_UNUSED. Wrap variable `unsignedp' with macro
2268 PROMOTE_FOR_CALL_ONLY.
2270 * genrecog.c (write_subroutine): Mark variable `operands' with
2273 * optabs.c (prepare_cmp_insn): Mark parameter `align' with
2276 * sdbout.c (sdbout_init): Likewise for parameter `asm_file'.
2277 (sdbout_begin_block, sdbout_end_block): Likewise for `file'.
2279 * toplev.c (note_deferral_of_defined_inline_function): Likewise
2282 2000-01-09 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
2284 * config/c4x.h: Tidy up comments.
2285 * config/c4x.c: Likewise.
2287 Sun Jan 9 01:02:55 EST 2000 John Wehle (john@feith.com)
2289 * fold-const.c (lshift_double, rshift_double): Handle
2290 shifting by 2 * HOST_BITS_PER_WIDE_INT correctly.
2292 2000-01-08 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
2294 * toplev.c (rest_of_compilation): Initialize cse_not_expected as
2295 in prepare_function_start().
2297 Sat Jan 8 12:12:46 2000 Nick Clifton <nickc@cygnus.com>
2299 * config/v850/v850.c (expand_epilogue): Interrupt functions no
2300 longer allocate extra stack for function calls.
2302 2000-01-08 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
2304 * config/c4x/c4x.md (*subqf3_set): Fix typo.
2306 2000-01-08 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
2308 * config/c4x/c4x.h (CALLER_SAVE_PROFITABLE): Define as 0.
2310 2000-01-07 David Edelsohn <edelsohn@gnu.org>
2312 * rs6000.c (processor_target_table): Add power3 as alias for 630.
2313 * aix43.h: Revert Aug 2 change.
2314 (HAS_INIT_SECTION): Define, not visible yet.
2315 (LD_INIT_SWITCH): Define, not visible yet.
2316 * t-aix43 (MULTILIB_OPTIONS): Revert Aug 2 change.
2318 * glimits.h (__LONG_MAX__): Recognize 64-bit AIX too.
2320 * collect2.c (main): Expand ld2 size further.
2321 (export_object_lst): Cast assignment to avoid warning.
2322 (main, LD_INIT_SWITCH): Add AIX 4.2+ -binitfini support.
2323 (scan_prog_file, COFF): Do not collect initialization or
2324 finalization functions generated for entire shared object if
2325 init/fini support present.
2327 2000-01-07 Nick Clifton <nickc@cygnus.com>
2329 * config/elfos.h: Tidy up formatting of marcos. Make sure
2330 that .section directives are always prefixed by a tab.
2332 * config/svr4.h: Add #include "elfos.h" and remove duplicate
2335 2000-01-07 Matt Austern <austern@sgi.com>
2337 * fold-const.c (real_hex_to_f): Remove duplicate declaration of
2340 Fri Jan 7 01:55:34 2000 Jeffrey A Law (law@cygnus.com)
2342 * Makefile.in (crtend.o): Pass @inhibit_libc@ to compilation of
2344 (crtbegin.o, s-crtS): Likewise.
2346 2000-01-06 Richard Henderson <rth@cygnus.com>
2348 * alpha.md (adddi_2+1): Limit offset such that it will be
2349 loadable with a single ldah+lda pair.
2350 (adddi_2+2): Explicitly fail split if we can't make it work.
2352 2000-01-06 Mumit Khan <khan@xraylith.wisc.edu>
2354 * protoize.c: Conditionally include unistd.h.
2355 (IS_SAME_PATH_CHAR): New macro.
2356 (IS_SAME_PATH): New macro.
2357 (CPLUS_FILE_SUFFIX): New macro.
2358 (cplus_suffix): New static variable.
2359 (is_abspath): New static function.
2360 (in_system_include_dir): Handle DOS style pathnames.
2361 (file_could_be_converted): Likewise.
2362 (file_normally_convertible): Likewise.
2363 (directory_specified_p): Likewise.
2364 (file_excluded_p): Likewise.
2365 (abspath): Likewise.
2366 (shortpath): Likewise.
2367 (referenced_file_is_newer): Likewise.
2368 (save_def_or_dec): Likewise.
2369 (do_processing): Likewise.
2371 (edit_file): Likewise. Use rename instead of link.
2372 (rename_c_file): Likewise. Don't rename syscalls file.
2373 (munge_compile_params): Define null device for DOS based systems.
2374 (process_aux_info_file): Use binary mode if appliable.
2375 (edit_file): Likewise.
2376 * invoke.texi (Running Protoize): Document C++ suffixes used.
2378 * cccp.c: Delete PATH_SEPARATOR, DIR_SEPARATOR and
2379 IS_DIR_SEPARATOR macros.
2380 * collect2.c: Likewise.
2381 * cppinit.c: Likewise.
2382 * dwarf2out.c: Likewise.
2385 * prefix.c: Likewise.
2387 * toplev.c: Likewise.
2388 * system.h: And move to here.
2390 * prefix.c (update_path): Fix typo in variable name.
2392 2000-01-06 Richard Henderson <rth@cygnus.com>
2394 * flow.c (mark_set_1): Use loop_depth+1 as reference weight.
2395 (find_auto_inc, mark_used_regs, try_pre_increment_1): Likewise.
2396 (count_reg_sets_1, count_reg_references): Likewise.
2397 (flow_loops_level_compute): Start counting actual loop depth at 1.
2398 (flow_loops_find): Likewise.
2399 * local-alloc.c (update_equiv_regs): Likewise.
2400 * regclass.c (regclass): Re-instate Jan 4 0-based loop_depth change.
2402 2000-01-06 Gabriel Dos Reis <dosreis@cmla.ens-cachan.fr>
2404 * defaults.h (DWARF_FRAME_REGISTERS): if not defined, default to
2405 FIRST_PSEUDO_REGISTER
2406 * dwarf2out.c: Don't include frame.h
2407 * dwarfout.c: Likewise
2408 * Makefile.in (dwarfout.o, dwarf2out.o): Remove dependence on
2411 Thu Jan 6 13:44:59 CET 2000 Jan Hubicka <jh@suse.cz>
2413 * reg-stack.c (subst_stack_regs_pat): Handle correctly USEs of
2416 * i386.c (movsf splitter): Fix typo in my last checkin.
2418 2000-01-05 Nick Clifton <nickc@cygnus.com>
2420 * varasm.c (IN_NAMED_SECTION): Allow targets to provide their
2421 own definition of this macro.
2422 (asm_emit_uninitialised): Invoke UNIQUE_SECTION if either
2423 flag_data_sections or UNIQUE_SECTION_P are true.
2425 * tm.texi (UNIQUE_SECTION): Document that it can be called for
2426 unitialised data decls.
2428 * config/i386/winnt.c (i386_pe_unique_section): Cope with
2429 being called for uninitialised data.
2431 * config/i386/interix.c (i386_pe_unique_section): Cope with
2432 being called for uninitialised data.
2434 * config/mips/elf.h (UNIQUE_SECTION): Cope with being called
2435 for uninitialised data.
2437 * config/mips/elf64.h (UNIQUE_SECTION): Cope with being called
2438 for uninitialised data.
2440 * config/mips/iri6gld.h (UNIQUE_SECTION): Cope with being called
2441 for uninitialised data.
2443 * config/arm/unknown-elf.h (IN_NAMED_SECTION): Define.
2444 (UNIQUE_SECTION_P): Always generate a unique section if
2445 flag_data_sections is true.
2446 (UNIQUE_SECTION): Also generate unique sections for
2448 (ASM_OUTPUT_ALIGNED_BSS): Redefine to use named_section().
2449 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Redefine to use
2452 2000-01-06 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
2454 * config/c4x/t-c4x (TARGET_LIBGCC2_CFLAGS): Don't redefine SF, DF,
2457 2000-01-06 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
2459 * config/c4x/c4x.md (udivqi3, divqi3): Delete.
2460 (umodqi3, modqi3, udivhi3, divhi3, umodhi3, modhi3, ffsqi2): Likewise.
2461 (*smulqi3_highpart_noclobber, *umulqi3_highpart_noclobber): New.
2462 (*lshrqi3_const_noclobber, *lshrqi3_nonconst_noclobber): Likewise.
2463 (*ashrqi3_const_noclobber, *ashrqi3_nonconst_noclobber): Likewise.
2465 * c4x.h (INIT_TARGET_OPTABS): Define to init libcalls.
2467 2000-01-05 11:25 -0800 Zack Weinberg <zack@rabi.columbia.edu>
2469 * c-decl.c (finish_enum): Simplify code to determine minimum and
2470 maximum values of the enum, and calculate the type. Remove check
2471 for FUNCTION_DECLs in the values list, which cannot happen. Replace
2472 the DECL_INITIAL of each enumeration constant with a copy converted
2473 to the enumeration type. When updating variant types, don't bother
2474 updating the type itself.
2476 * c-typeck.c (build_binary_op): Simplify conditional expressions
2477 when weeding out spurious signed-unsigned warnings. Add new
2478 spurious warning category: if the unsigned quantity is an enum
2479 and its maximum value fits in signed_type(result_type). Update
2481 (build_conditional_expr): Warn here if one alternative is signed
2482 and the other is unsigned.
2484 2000-01-05 Nick Clifton <nickc@cygnus.com>
2486 * config/fr30/fr30.h: Remove extraneous comments.
2488 2000-01-05 Bernd Schmidt <bernds@cygnus.co.uk>
2490 * reload1.c (choose_reload_regs): When disabling a reload, also
2491 set reload_spill_index to -1.
2493 2000-01-04 Joel Sherrill (joel@OARcorp.com>
2495 * configure.in (m68*-*-rtemscoff*): New target, formal name for
2497 (m68*-*-rtemself*): New target.
2498 (mips64orion-*-rtems*): Remove duplicate definition of tm_file.
2499 (sparc*-*-rtemsaout*): New target, formal name for old sparc*-*-rtems*.
2500 (sparc*-*-rtemself*): New target.
2501 (sparc*-*-rtems*): Now elf not a.out.
2502 * config/i386/rtems.h: Include config/rtems.h.
2503 * config/i386/rtemself.h: Include config/rtems.h.
2504 * config/i960/rtems.h: Include config/rtems.h.
2505 * config/m68k/rtems.h: Include config/rtems.h.
2506 * config/m68k/rtemself.h: Include config/rtems.h.
2507 * config/mips/rtems64.h: Include config/rtems.h.
2508 * config/pa/rtems.h: Include config/rtems.h.
2509 * config/rs6000/rtems.h: Include config/rtems.h.
2510 * config/sh/rtems.h: Include config/rtems.h.
2511 * config/sh/rtemself.h: Include config/rtems.h.
2512 * config/sparc/rtems.h: Include config/rtems.h.
2513 * config/sparc/rtemself.h: Include config/rtems.h
2515 Tue Jan 4 23:59:26 2000 Denis Chertykov <denisc@overta.ru>
2517 * final.c (shorten_branches): Correctly compute length of
2518 asms without operands.
2520 Tue Jan 4 22:55:41 2000 Steve Chamberlain <sac@pobox.com>
2522 * configure.in: Add pj target.
2523 * configure: Regenerate.
2524 * config/pj: New directory.
2525 * config/pj/lib1funcs.S: New file.
2526 * config/pj/linux.h: New file.
2527 * config/pj/pj.c: New file.
2528 * config/pj/pj.md: New file.
2529 * config/pj/pjl.h: New file.
2530 * config/pj/t-pj: New file.
2531 * config/pj/xm-pj.h: New file
2533 Tue Jan 4 22:30:16 2000 Jeffrey A Law (law@cygnus.com)
2535 * toplev.c (rest_of_compilation): Run shorten-branches before
2538 2000-01-05 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
2540 * config/c4x/c4x.h (IS_XXX_REG, IS_XXX_REGNO): Swap behaviour of
2541 macros so that they're consistent with their names.
2542 * config/c4x/c4x.c (IS_XXX_REG, IS_XXX_REGNO): Likewise.
2543 * config/c4x/c4x.md (IS_XXX_REG, IS_XXX_REGNO): Likewise.
2545 2000-01-05 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
2547 * config/c4x/c4x.md (*addqi3_noclobber_reload): Ensure that CC never
2548 modified inadvertently.
2550 2000-01-04 Joel Sherrill <joel@OARcorp.com>
2552 * configure.in (v850*-*-rtems*): New target.
2553 * configure: Regenerate.
2554 * config/v850/rtems.h: New file.
2556 2000-01-04 Mumit Khan <khan@xraylith.wisc.edu>
2558 * gthr-win32.h (__gthread_active_p): Support Mingw MT runtime.
2559 (__gthread_key_create): Likewise.
2560 (__gthread_key_dtor): Likewise.
2561 (__gthread_once): Fix logic.
2562 (__gthread_key_delete): Cast away constness.
2564 * i386/cygwin.h (SUBTARGET_SWITCHES): Add -mthreads option.
2565 * invoke.texi: Document.
2566 * i386/mingw32.h (CPP_SPEC): Use.
2567 (LIBGCC_SPEC): Likewise.
2568 * i386/crtdll.h (LIBGCC_SPEC): Likewise.
2570 2000-01-04 David Edelsohn <edelsohn@gnu.org>
2572 * rs6000/sysv4.h (ASM_OUTPUT_DEF): Undefine.
2573 (HANDLE_PRAGMA_PACK): Undefine.
2574 (SLOW_UNALIGNED_ACCESS): Define.
2576 2000-01-04 David Edelsohn <edelsohn@gnu.org>
2578 * expmed.c (SLOW_UNALIGNED_ACCESS): Add mode and align parameters
2579 to default definition.
2580 (store_bit_field): Call SLOW_UNALIGNED_ACCESS with mode and alignment.
2581 (store_fixed_bit_field): Call macro with word_mode and alignment.
2582 (extract_bit_field): Call macro with relevant mode and alignment.
2583 * expr.c (SLOW_UNALIGNED_ACCESS): Add mode and align parameters
2584 to default definition.
2585 (move_by_pieces): Call SLOW_UNALIGNED_ACCESS with word_mode
2587 (move_by_pieces_ninsns): Likewise.
2588 (clear_by_pieces): Likewise.
2589 (emit_push_insn): Likewise.
2590 (store_field): Call macro with relevant mode and alignment.
2591 (expand_expr): Likewise.
2592 (expand_expr_unaligned): Likewise.
2594 * rs6000.h (HANDLE_PRAGMA_PACK): Define.
2595 (SLOW_UNALIGNED_ACCESS): Define.
2596 (CASE_VECTOR_MODE): Always use 32-bit offsets.
2597 (ASM_FILE_END): Generate 64-bit symbol in 64-bit mode.
2598 (EXTRA_SECTOIN_FUNCTIONS): Indent .csect pseudo-op.
2599 (toc_section): Likewise and .toc pseudo-op.
2600 (ASM_DECLARE_FUNCTION): Likewise. Align text more strictly in
2602 (TEXT_SECTION_ASM_OP): Likewise.
2603 (ASM_OUTPUT_ADD_VEC_ELT, ASM_OUTPUT_ADDR_DIFF_ELT): Always use
2606 * a29k.h (SLOW_UNALIGNED_ACCESS): Add MODE and ALIGN parameters.
2607 * alpha.h (SLOW_UNALIGNED_ACCESS): Likewise.
2608 * arm/thumb.h (SLOW_UNALIGNED_ACCESS): Likewise.
2609 * gmicro.h (SLOW_UNALIGNED_ACCESS): Likewise.
2610 * fr30.h (SLOW_UNALIGNED_ACCESS): Likewise.
2612 Tue Jan 4 11:44:13 2000 Jeffrey A Law (law@cygnus.com)
2614 * regclass.c: Revert my Jan 4 change to loop cost computation.
2616 Tue Jan 4 19:22:39 MET 2000 Jan Hubicka <hubicka@freesoft.cz>
2618 * regclass.c (regclass): Do not obey REG_N_REFS in non-optimizing
2621 2000-01-04 Stan Cox <scox@cygnus.com>
2623 * haifa-sched.c (build_control_flow): Change unreachable simple
2624 loop test to check if current block has only one predecessor.
2625 (find_rgns): Initialize degree. Use dest as degree index, not src.
2627 2000-01-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2629 * builtins.c (expand_builtin_strlen): Initialize variable `icode'.
2631 * calls.c (expand_call): Likewise for
2632 `old_stack_arg_under_construction'.
2634 * cpphash.c (macroexpand): Likewise for `args' and `rest_zero'.
2636 * function.c (pad_to_arg_alignment): Likewise for `save_var' and
2639 * gcc.c (execute): Likewise for `ut' and `st'.
2641 * genattrtab.c (attr_rtx): Likewise for `rt_val'.
2643 * genopinit.c (gen_insn): Likewise for `m1', `m2' and `op'.
2645 * jump.c (jump_optimize_1): Likewise for `temp2'.
2647 * local-alloc.c (block_alloc): Likewise for `r1'.
2649 * loop.c (recombine_givs): Likewise for `life_start' and `life_end'.
2651 * reg-stack.c (check_asm_stack_operands): Likewise for `clobber_reg'.
2652 (subst_asm_stack_regs): Likewise for `clobber_reg' and `clobber_loc'.
2654 * regmove.c (fixup_match_1): Likewise for `insn_const', `dst_node'
2657 * reload.c (find_reloads): Likewise for `goal_alternative_number'
2658 and `goal_earlyclobber'.
2660 * scan-decls.c (scan_decls): Likewise for `prev_id_end'.
2662 * sdbout.c (sdbout_one_type): Likewise for `member_scl'.
2664 * stupid.c (stupid_life_analysis): Likewise for `chain'.
2666 * unroll.c (copy_loop_body): Likewise for `copy'.
2668 * varasm.c (output_constructor): Likewise for `byte'.
2670 Tue Jan 4 15:34:34 MET 2000 Jan Hubicka <hubicka@freesoft.cz>
2672 * i386.c (ix86_expand_move): Allow pushes of memory, offload to memory
2673 all FP constants for constant->reg moves.
2674 (ix86_split_to_parts): Try to convert memory address into immediate
2675 when available in the constant pool.
2676 * i386.h (PREFERRED_RELOAD_CLASS): Allow CONST_DOUBLE->integer reg
2678 (LEGITIMATE_CONSTANT_P): Return 1.
2679 * i386.md (pushsf): New splitter to convert constant pool memory
2680 reference to immediate.
2681 (mov?f): Likewise; do not allow CONST_DOUBLE for reg moves before
2684 2000-01-04 Bernd Schmidt <bernds@cygnus.co.uk>
2686 * i386.md (ashlsi3_cmpno): Don't accept variables shifts.
2687 (ashlhi3_cmpno, ashlqi3_cmpno, ashrsi3_cmpno, ashrhi3_cmpno,
2688 ashrqi3_cmpno, lshrsi3_cmpno, lshrhi3_cmpno, lshrqi3_cmpno): Likewise.
2689 (rotlsi3_cmpno, rotlhi3_cmpno, rotlqi3_cmpno, rotrsi3_cmpno,
2690 rotrhi3_cmpno, rotrqi3_cmpno): Likewise.
2692 2000-01-04 Martin von Löwis <loewis@informatik.hu-berlin.de>
2694 * ginclude/stdbool.h: Support compilation as C++.
2696 Tue Jan 4 01:35:13 2000 J"orn Rennecke <amylaar@cygnus.co.uk>
2698 * fold-const.c (make_range): Don't try to reverse an unbounded range.
2700 Tue Jan 4 00:18:46 2000 Jeffrey A Law (law@cygnus.com)
2702 * regclass.c (regclass): Properly compute loop_cost. Adjust
2705 * regclass.c: Fix minor whitespace problems.
2707 2000-01-03 Anthony Green <green@cygnus.com>
2709 * config/i386/i386.md (builtin_setjmp_receiver): New pattern.
2710 Restore the pic register if required.
2712 2000-01-03 Ulrich Drepper <drepper@cygnus.com>
2714 * c-common.c (format_char_info): Update comment.
2715 (check_format_info): Recognize 'z' modifier in the same way 'Z'
2716 was recognized. Emit warning for formats new in ISO C99 only
2717 if flag_isoc9x is not set.
2719 Mon Jan 3 12:59:54 2000 Mark P. Mitchell <mark@codesourcery.com>
2721 * config/mips/iris6gld.h: Fix typo in -mabi=n32 specs.
2723 Mon Jan 3 15:33:37 MET 2000 Jan Hubicka <hubicka@freesoft.cz>
2725 * combine.c (expand_compound_operation): Do not convert ZERO_EXTEND to
2726 SIGN_EXTEND, convert SIGN_EXTEND to ZERO_EXTEND.
2727 (make_compound_operation): Choose cheaper alternative between
2728 ZERO_EXTEND and SIGN_EXTEND when sign bit is not set.
2730 * regclass.c (op_costs): Remove global variable.
2731 (record_reg_classes): New parameter "op_costs" and "reg_pref".
2732 (record_operand_costs): Break out from ...
2733 (scan_one_insn): ... here.
2734 (dump_regclass): Make dumps nicer.
2735 (regclass): Dump preferrences choosed and changes done during passes.
2737 2000-01-03 Jakub Jelinek <jakub@redhat.com>
2739 * config/sparc/sparc.c (gen_df_reg): Fix for 32bit SPARC.
2741 2000-01-03 Jakub Jelinek <jakub@redhat.com>
2743 * config/sparc/sparc.c (gen_df_reg): New function.
2744 * config/sparc/sparc-protos.h (gen_df_reg): Add prototype.
2745 * config/sparc/sparc.md (movtf_no_e_insn_sp64+1,
2746 movtf_no_e_insn_sp64+2, movtf_no_e_insn_sp64+3, movtf_cc_sp64+1,
2747 movtf_cc_reg_sp64+1): Use it.
2749 2000-01-02 Mark Mitchell <mark@codesourcery.com>
2751 * integrate.c (copy_decl_for_inlining): Clear TREE_ADDRESSABLE on
2754 Mon Jan 3 02:54:40 2000 Hans-Peter Nilsson <hp@bitrange.com>
2756 * config/i386/i386.c (ix86_expand_unary_operator): Function
2757 definition made void.
2758 (ix86_expand_binary_operator): Update outdated preceding comment.
2759 * config/i386/i386-protos.h (ix86_expand_unary_operator): Update
2762 * config/i386/i386.c (override_options): Fix option-name typo.
2764 2000-01-02 Mark Mitchell <mark@codesourcery.com>
2766 * system.h (CEIL): Define.
2767 * builtins.c (CEIL): Remove.
2768 * expmed.c (CEIL): Likewise.
2769 * expr.c (CEIL): Likewise.
2770 * stor-layout.c (CEIL): Likewise.
2772 2000-01-02 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2774 * expr.c (store_constructor_field): Fix typo introduced with last
2777 2000-01-01 Mark Mitchell <mark@codesourcery.com>
2779 * tree.h (BINFO_N_BASETYPES): New macro.
2781 2000-01-01 Bernd Schmidt <bernds@cygnus.co.uk>
2783 * expmed.c (emit_store_flag): Prevent losing a pending stack
2784 adjust the same way we prevent losing queued increments.
2786 Fri Dec 31 19:10:31 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2788 * function.c (update_temp_slot_address): Handle case where sum of
2789 temporary address plus offset in register is a valid address.
2791 1999-12-30 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
2793 * genrecog.c (change_state) Corrected typo.
2795 1999-12-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2797 * system.h (bcopy, bcmp, bzero, index, rindex, atof, atol, free,
2798 getcwd, getenv, getwd, sbrk, strstr, malloc, calloc, realloc,
2799 strerror, getrlimit, setrlimit, abort): Add prototype arguments.
2801 1999-12-30 Bernd Schmidt <bernds@cygnus.co.uk>
2803 * i386.c (ix86_expand_fp_compare): In non-sahf non-TARGET_IEEE
2804 case, expand GT comparisons correctly. Fix a comment before this
2807 1999-12-30 Gabriel Dos Reis <dosreis@cmla.ens-cachan.fr>
2809 * dwarfout.c: Include "frame.h"
2810 * dwarf2out.c: Likewise.
2811 * Makefile.in (dwarfout.o): Depend on frame.h
2812 (dwarf2out.o): Likewise.
2814 1999-12-29 "Martin v. Loewis" <martin@loewis.home.cs.tu-berlin.de>
2816 Restore i386 binary compatibility in Dwarf EH info.
2817 * config/i386/i386.h (DWARF_FRAME_REGISTERS): Define as 17, the old
2818 value of FIRST_PSEUDO_REGISTER.
2819 * frame.h (DWARF_FRAME_REGISTERS): Default to FIRST_PSEUDO_REGISTER.
2820 (struct frame_state): Use DWARF_FRAME_REGISTERS.
2821 * dwarfout.c (output_reg_number): Ditto.
2822 * dwarf2out.c (reg_number, expand_builtin_init_dwarf_reg_sizes): Ditto.
2823 (DWARF_FRAME_RETURN_COLUMN): Default to DWARF_FRAME_REGISTERS.
2825 1999-12-29 Bruce Korb <autogen@linuxbox.com>
2827 * fixinc/fixincl.c(wait_for_pid): sometimes a WSTOPSIG of zero is OK
2828 * fixinc/fixincl.tpl(<hack>TEST_CT): Just do the existence test once
2829 (<hack>_RE_CT): not needed
2830 * fixinc/fixlib.c(is_cxx_header): moved from fixtests.c
2831 rewritten to scan the file text once only
2832 "template<..." test added
2833 * fixinc/fixlib.h(apply_fix_p_t): moved from fixtests.c
2834 (is_cxx_header): declaration added
2835 * fixinc/fixtests.c(is_cxx_header): removed
2836 (apply_fix_p_t): removed
2837 (double_slash_test): is_cxx_header is only called once now
2838 * fixinc/hackshell.tpl: indexing the fixes is now done under DEBUG
2839 * fixinc/inclhack.def(FIXINC_DEBUG): added for testing DEBUG state
2840 within the templates.
2841 The borken spelling of "broken" was fixed.
2842 * fixinc/inclhack.tpl: The $VERBOSE level is used on various messages
2843 The default level depends on FIXINC_DEBUG.
2845 1999-12-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2847 * crtstuff.c: If !inhibit_libc, include stdlib.h/unistd.h.
2848 Otherwise provide a declaration for atexit.
2849 (init_dummy): Make sure dummy call to atexit is nevertheless
2850 called with correct number of args.
2852 * frame.c: Update comments referring to other files.
2854 * libgcc2.c: Likewise.
2856 1999-12-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2858 * cse.c (free_element, get_element): Remove unused prototypes.
2860 * fold-const.c (extract_muldiv): Initialize variables `op0' and
2863 * jump.c (invert_exp): Add explicit braces to avoid ambiguous
2866 Wed Dec 29 12:44:54 1999 Donald Lindsay <dlindsay@cygnus.com>
2868 * configure.in,configure: case arm for mn10200-*-* now sets
2869 float_format=i32 so that float.h will correctly claim "double"
2870 to be 32 bits. Ran autoconf to generate configure from .in file.
2872 Wed Dec 29 10:53:21 1999 Jeffrey A Law (law@cygnus.com)
2874 * pa.md (conditional zero): If op1 is a register, force it into
2875 the same register as op0.
2877 1999-12-28 Mark Mitchell <mark@codesourcery.com>
2879 * tree.h (BINFO_BASETYPES): Improve documentation.
2881 1999-12-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2883 * configure.in (--enable-checking): Use a more portable `for'
2886 1999-12-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2888 * configure.in (AC_DECL_SYS_SIGLIST, xm-siglist.h,
2889 arm/xm-netbsd.h, NO_SYS_SIGLIST): Don't use.
2891 * xm-siglist.h, arm/xm-netbsd.h, mips/xm-news.h, mips/xm-sysv4.h:
2894 * gcc.texi (NO_SYS_SIGLIST, sys_siglist, SYS_SIGLIST_DECLARED):
2895 Delete descriptions.
2897 * i386/osf1elf.h, i386/xm-cygwin.h, i386/xm-mingw32.h, m68k/3b1.h,
2898 m68k/a-ux.h, m68k/dpx2.h, m68k/plexus.h, m68k/xm-hp320.h,
2899 m88k/xm-m88k.h, mips/x-sni-svr4, pa/xm-pa.h, pa/xm-pahpux.h,
2900 pa/xm-papro.h, we32k/xm-we32k.h, winnt/xm-winnt.h, xm-interix.h,
2901 xm-svr4.h: Remove all instances of sys_siglist handling.
2903 1999-12-27 Jakub Jelinek <jakub@redhat.com>
2905 * config/sparc/sparc.md (cmp_zero_qi,
2906 cmp_zero_extendqisi2_andcc_set, cmp_zero_qi_sp64,
2907 cmp_zero_extendqidi2_andcc_set): New patterns.
2909 1999-12-28 Manfred Hollstein <mhollstein@cygnus.com>
2911 * m68k/t-mot3300-gald (CROSS_LIBGCC1): Define to libgcc1-asm.a.
2912 (LIB1ASMSRC, LIB1ASMFUNCS, LIB2FUNCS_EXTRA): Define.
2913 (fpgnulib.c, xfgnulib.c): Add rules.
2914 * m68k/t-mot3300-gas: Likewise.
2916 1999-12-27 Ian Lance Taylor <ian@zembu.com>
2918 * configure.in: Avoid [[ by using test and changequote. Add
2919 changequote required by 1999-12-14 change.
2920 * configure: Rebuild.
2922 1999-12-27 Clinton Popetz <cpopetz@cygnus.com>
2924 * config/mips/mips.h: Fix typo from 12/17/99 libgcc2 fix.
2926 1999-12-27 Christophe Jaillet <jaillet.christophe@caramail.com>
2928 * alias.c (nonlocal_reference_p): Add else for disjoint ifs.
2929 * flow.c (find_use_as_address): Likewise.
2930 * function.c (fixup_var_refs_1): Likewise.
2931 (walk_fixup_memory_subreg, fixup_stack_1): Likewise.
2932 * jump.c (invert_exp, redirect_exp): Likewise.
2933 * loop.c (replace_call_address): Likewise.
2934 (count_nonfixed_reads): Likewise.
2935 * rtlanal.c (modified_between_p): Likewise.
2936 (modified_in_p, volatile_insn_p, volatile_refs_p): Likewise.
2937 (side_effects_p, replace_regs, jmp_uses_reg_or_mem): Likewise.
2938 * unroll.c (remap_split_bivs): Likewise.
2940 1999-12-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2942 * diagnostic.c (v_message_with_decl): Use .* format specifier
2943 instead of building the format specifier width manually.
2945 * system.h (strsignal): Don't check HAVE_STRSIGNAL when
2946 determining whether to provide a prototype. Remove the
2947 sys_siglist clause in the conditional.
2949 1999-12-23 Martin v. Löwis <loewis@informatik.hu-berlin.de>
2951 * fold-const.c (operand_equal_p): Use memcmp to compare string
2953 Suggested by D. J. Bernstein
2955 1999-12-17 Jakub Jelinek <jakub@redhat.com>
2957 * config/h8300/h8300.h (TARGET_H8300H, TARGET_H8300S): Make sure
2958 UNITS_PER_WORD and BITS_PER_WORD are compile time constants when
2960 * config/mips/mips.h (TARGET_64BIT): Likewise.
2961 * config/rs6000/rs6000.h (TARGET_POWERPC64): Likewise.
2962 * libgcc2.c: Use {,U}{HW,W,DW}type and DWunion everywhere instead
2963 of {SI,DI}type and DIunion. Define these types to QI/HI modes on
2964 dsps. Give routines proper names if SI/DI modes are not used.
2965 * longlong.h: Use DWunion instead of DIunion.
2967 1999-12-26 Zack Weinberg <zack@wolery.cumb.org>
2969 * acconfig.h: New ENABLE flags: TREE_CHECKING, RTL_CHECKING,
2970 GC_CHECKING, GC_ALWAYS_COLLECT.
2971 * configure.in: Allow --enable-checking with an argument
2972 listing check modes to enable.
2973 * config.in, configure: Rebuilt.
2974 * ggc-page.c, ggc-simple.c: Define GGC_POISON (and
2975 GGC_ALWAYS_VERIFY for ggc-simple.c) only if
2976 ENABLE_GC_CHECKING. Define GGC_ALWAYS_COLLECT only if
2977 ENABLE_GC_ALWAYS_COLLECT.
2978 * rtl.h, rtl.c: Change ENABLE_CHECKING to ENABLE_RTL_CHECKING
2980 * tree.h, tree.c: Change ENABLE_CHECKING to
2981 ENABLE_TREE_CHECKING throughout.
2983 Sun Dec 26 07:48:20 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2985 * fold-const.c (fold_truthop): Properly check for FP RHS.
2987 1999-12-24 Mark Mitchell <mark@codesourcery.com>
2989 * toplev.h (note_deferall_of_defined_inline_function): Declare.
2990 * toplev.c (note_deferral_of_defined_inline_function): New
2991 function, split out from ...
2992 (rest_of_compilation): ... here. Use it.
2994 Fri Dec 24 12:34:26 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2996 * expr.c (store_constructor): Don't call clear_storage if size is
2999 1999-12-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3001 * Makefile.in (toplev.o): Depend on loop.h.
3003 * dwarfout.c: Include tm_p.h.
3005 * emit-rtl.c (restore_emit_status): Mark parameter with
3008 * final.c (final_scan_insn): Likewise.
3010 * flow.c (flow_nodes_print, flow_exits_print, flow_loops_cfg_dump,
3011 flow_loop_nested_p, flow_loop_exits_find, flow_loop_nodes_find,
3012 flow_depth_first_order_compute, flow_loop_pre_header_find,
3013 flow_loop_tree_node_add, flow_loops_tree_build,
3014 flow_loop_level_compute, flow_loops_level_compute,
3015 flow_loop_outside_edge_p): Add prototypes.
3016 (recompute_reg_usage): Mark parameters with ATTRIBUTE_UNUSED.
3018 * ggc-callbacks.c (lang_mark_tree, lang_mark_false_label_stack):
3019 Mark with ATTRIBUTE_NORETURN.
3021 * hash.c (hash_newfunc): Mark parameter with ATTRIBUTE_UNUSED.
3023 * local-alloc.c (no_conflict_p): Likewise.
3025 * loop.c (insert_bct): Hide definitions of variables with hidden
3027 (note_reg_stored): Mark parameter with ATTRIBUTE_UNUSED.
3029 * regclass.c (memory_move_secondary_cost): Mark variable `mem'
3030 with ATTRIBUTE_UNUSED.
3031 (record_reg_classes): Mark parameter with ATTRIBUTE_UNUSED.
3032 (reg_scan): Likewise.
3034 * reload.c (find_reloads): Remove unused variables `changed'.
3036 * reload1.c (reload_reg_class_lower): Don't unnecessarily cast
3038 (allocate_reload_reg): Mark parameter with ATTRIBUTE_UNUSED.
3039 Remove unused variable `insn'.
3041 * toplev.c: Include loop.h.
3042 (report_file_and_line): Remove unnecessary prototype.
3044 * tree.c (build_block): Mark parameter with ATTRIBUTE_UNUSED.
3046 * unroll.c (biv_total_increment): Likewise.
3048 Thu Dec 23 23:15:22 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
3050 * reload1.c (emit_input_reload_insns): Restore old behaviour
3051 wrt. 'special' reloads.
3053 1999-12-23 Zack Weinberg <zack@wolery.cumb.org>
3055 * Makefile.in (ggc-simple.c, ggc-page.c): Don't depend on
3056 hash.h. (cse.c): Don't depend on hashtab.h.
3058 * cse.c: Don't include hashtab.h.
3059 (hash_cse_reg_info, cse_reg_info_equal_p): Delete prototypes
3061 * ggc-simple.c: Don't include hash.h.
3063 1999-12-22 Jason Merrill <jason@casey.cygnus.com>
3065 * dwarf2out.c (add_abstract_origin_attribute): Call
3066 gen_abstract_function on our function context.
3068 Thu Dec 23 03:57:10 1999 Hans-Peter Nilsson <hp@bitrange.com>
3070 * Makefile.in (INTEGRATE_H): Fix typo: INTEGRATE_H, not INTREGRATE_H.
3072 1999-12-23 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
3074 * config/c4x/c4x.c (c4x_address_cost): Add statement to default
3077 1999-12-22 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
3079 * config/c4x/c4x.md (*addqi3_noclobber_reload): Change operand 0
3080 constraints to "a!r".
3082 1999-12-21 Mark Mitchell <mark@codesourcery.com>
3084 * Makefile.in (calls.o): Depend on function.h.
3085 (alias.o): Likewise.
3087 1999-12-21 Bernd Schmidt <bernds@cygnus.co.uk>
3089 * reload1.c (emit_reload_insns): Break out code and variables into...
3090 (input_reload_insns, other_input_address_reload_insns,
3091 other_input_reload_insns, input_address_reload_insns,
3092 inpaddr_address_reload_insns, output_reload_insns,
3093 output_address_reload_insns, outaddr_address_reload_insns,
3094 operand_reload_insns, other_operand_reload_insns,
3095 other_output_reload_insns): ... new static variables, and...
3096 (emit_input_reload_insns, emit_output_reload_insns, do_input_reload,
3097 do_output_reload): ... new functions.
3099 Tue Dec 21 07:06:36 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3101 * pa.h (FUNCTION_ARG_BOUNDARY): Never return 0.
3103 1999-12-21 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
3105 * md.texi: Add c4x constraints documentation.
3107 1999-12-21 Martin v. Löwis <loewis@informatik.hu-berlin.de>
3109 * config/i386/dgux.c (struct option): Rename to
3110 lang_independent_option.
3111 (struct m_options): Add description field.
3112 (output_options): Rename option type, add sep declaration, output
3113 ix86_cpu_string and ix86_arch_string only if set.
3114 (output_file_start): Rename option type.
3116 Mon Dec 20 23:15:36 1999 Mike Stump <mrs@wrs.com>
3118 * Makefile.in (crtbegin.o, crtend.o, s-crtS): Depend on
3120 (libgcc2.a): Similarly.
3122 Mon Dec 20 23:06:47 1999 David Edelsohn <edelsohn@gnu.org>
3124 * longlong.h (_ARCH_PPC): Only protect add_ssaaaa and sub_ddmmss
3125 with W_TYPE_SIZE == 32. Do not fall through to POWER architecture
3126 for umul_ppmm and smul_ppmm if !_ARCH_PPC and !_ARCH_POWER.
3128 Mon Dec 20 23:02:03 1999 Jeffrey A Law (law@cygnus.com)
3130 * fold-const.c (real_hex_to_f): Remove unused "isldouble" variable.
3131 Remove redundant initialization of "frexpon" and "expon".
3133 Mon Dec 20 15:00:04 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3135 * tree.c (real_value_from_int_cst): Clear REAL_VALUE_TYPE object first.
3137 * expr.c (store_constructor): New argument SIZE; pass to clear_storage.
3138 (store_constructor_field, expand_expr): Pass new arg.
3140 1999-12-20 Mark Mitchell <mark@codesourcery.com>
3142 * Makefile.in (explow.o): Depend on function.h.
3144 * stor-layout.c (set_sizetype): Fix typo.
3146 1999-12-20 Bernd Schmidt <bernds@cygnus.co.uk>
3148 * function.c (cfun): Renamed from current_function. All users
3150 * function.h (cfun): Rename declaration as well.
3152 * reload.h (struct insn_chain): Change live_throughout and dead_or_set
3153 to be of type regset_head, not regset. All users changed by adding
3155 * reload1.c (new_insn_chain): Don't allocate regsets, just clear them.
3157 1999-12-20 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
3159 * config/c4x/rtems.h: New file.
3161 1999-12-19 Bernd Schmidt <bernds@cygnus.co.uk>
3163 * reload1.c (spill_failure): Take class of failed reload as argument
3164 and print it. Caller changed.
3166 Sun Dec 19 07:50:42 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3168 * rs6000.h (SUBTARGET_DEFAULT): New macro.
3169 (TARGET_SWITCHES): Allow subtargets to default switches.
3170 * rs6000/vxppc.h (SUBTARGET_DEFAULT): New macro.
3172 1999-12-18 Mark Mitchell <mark@codesourcery.com>
3174 * crtstuff.c (__do_global_ctors_aux): Do not call __cxa_finalize
3177 Sat Dec 18 20:42:43 1999 Richard Henderson <rth@cygnus.com>
3179 * cccp.c (main): Define __STDC_VERSION__ as necessary.
3180 * cppinit.c (cpp_handle_option): Likewise.
3182 * ginclude/stdarg.h (va_copy): Use __STDC_VERSION__ to
3183 determine when to define.
3185 Sat Dec 18 20:34:00 1999 Richard Henderson <rth@cygnus.com>
3187 * alpha.c (alpha_emit_conditional_move): If TARGET_FIX, handle
3188 cmove with mismatched test and data modes.
3190 Sat Dec 18 20:30:15 1999 Richard Henderson <rth@cygnus.com>
3192 * c-typeck.c (c_expand_start_case): Don't warn for long switch
3195 Sat Dec 18 16:28:43 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3197 * alias.c: Minor reformatting.
3200 * stor-layout.c: Likewise.
3201 * fold-const.c: Likewise.
3202 (OVERFLOW_SUM_SIGN): Renamed from overflow_sum_sign.
3203 (struct cb_args, const_binop_1, const_binop): Pass type of arg,
3205 (size_int_wide): Cache nodes even if garbage collecting.
3206 (twoval_comparison_p): Reenable SAVE_EXPR case if operand
3207 of SAVE_EXPR has no side effects.
3208 * cse.c: Move a comment.
3209 * tree.c: Minor reformatting.
3210 (int_size_in_bytes): Return -1 if constant overflows.
3212 Sat Dec 18 18:30:20 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
3214 * unroll.c (copy_loop_body): Don't treat a REG like a PLUS.
3216 1999-12-18 10:42 -0800 Zack Weinberg <zack@wolery.cumb.org>
3218 * objc/objc-parse.c: Regenerate. This file must be rebuilt
3219 after any change to c-parse.in, even if objc-parse.y didn't
3222 1999-12-18 David S. Miller <davem@redhat.com>
3224 * toplev.c (rest_of_compilation): Restore BLOCK tree
3225 reconstruction and branch shortening changes lost in
3226 December 18th change.
3228 Sat Dec 18 05:29:29 1999 Scott Bambrough <scottb@netwinder.org>
3230 * config/arm/linux-elf.h: Change all instances of
3231 ARM_FLAG_SHORT_BYTES to ARM_FLAG_MMU_TRAPS.
3232 * config/arm/uclinux-elf.h: Likewise.
3234 1999-12-18 Gabriel Dos Reis <gdr@codesourcery.com>
3236 * toplev.c (notice, vmessage, v_message_with_file_and_line,
3237 v_message_with_decl, file_and_line_for_asm,
3238 v_error_with_file_and_line, v_error_with_decl, v_error_for_asm,
3239 verror, vfatal, v_warning_with_file_and_line, v_warning_with_decl,
3240 v_warning_for_asm, vwarning, vpedwarn, v_pedwarn_with_decl,
3241 v_pedwarn_with_file_and_line, vsorry, vnotice, count_error,
3242 pfatal_with_name, fatal_io_error, need_error_newline,
3243 last_error_function, last_error_tick, announce_function,
3244 default_print_error_function, print_error_function,
3245 report_error_function, fnotice, error_with_file_and_line,
3246 error_with_decl, error_for_asm, error, set_fatal_function, fatal,
3247 _fatal_insn, _fatal_insn_not_found, warning_with_file_and_line,
3248 warning_with_decl, warning_for_asm, warning, pedwarn,
3249 pedwarn_with_decl, pedwarn_with_file_and_line, sorry): Move to
3251 (compile_file): Use fnotice instead of notice. Adjust call.
3253 * diagnostic.c: New file.
3255 * Makefile.in (OBJS): Include diagnostic.o
3256 (diagnostic.o): Define dependence.
3258 1999-12-18 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
3260 * config/c4x/c4x.h (ASM_OUTPUT_XXX): Wrap in do-while(0).
3263 1999-12-18 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
3265 * config/c4x/c4x.md (rpts_top, rptb_top): Add clobbers for rs and re.
3267 1999-12-17 13:21 -0800 Zack Weinberg <zack@rabi.columbia.edu>
3269 * fixtests.c (is_cxx_header): New fn, split out of
3271 (else_endif_label): Allow "#endif // comment" in C++ headers,
3272 as determined by is_cxx_header.
3273 * fixfixes.c (else_endif_label_fix): Update comment.
3274 * fixincl.c: Don't output VERB_PROGRESS lines if stdout is not
3276 * genfixes: Correct double thinko in commandline parsing.
3277 * hackshell.tpl: Generate correct sh syntax for bypass
3280 * inclhack.def (all): Whenever an inserted preprocessor
3281 conditional is split over multiple lines, use double
3282 backslashes in this file so the fixed header will be readable.
3284 (AAB_fd_zero_glibc_1_0): Rename to AAB_fd_zero_asm_posix_types_h
3285 and add bypass entry for correct version of this header.
3286 (AAB_fd_zero_glibc_1_x): Rename to AAB_fd_zero_gnu_types_h.
3287 (AAB_fd_zero_glibc_2_0): Rename to AAB_fd_zero_selectbits_h.
3289 (hpux8_bogus_inlines): New fix, split from...
3290 (ultrix_atof_param) ... here.
3291 (math_expression): Add bypass entry keyed to glibc comment
3292 indicating the problem has been dealt with; disable
3293 unnecessary sed operations; update commentary.
3294 (math_gcc_ifndefs): Rename to math_huge_val_from_dbl_max,
3295 add select and bypass entries, simplify shell operation.
3296 (math_huge_val_ifndef): Split from math_gcc_ifndefs.
3298 (ip_missing_semi, rs6000_param, tinfo_cplusplus,
3299 ultrix_atof_param): Add select entry.
3300 (stdio_va_list, sunos_mather_decl): Add bypass entry.
3301 (systypes_for_aix, sysv86_string, tinfo_cplusplus): Put the
3302 comments with the fixes they describe.
3304 * c-parse.in (string action): Do not warn about ANSI string
3305 concatenation in system headers. Affects C parser only.
3306 * c-parse.y, c-parse.c, c-parse.h: Rebuild.
3308 1999-12-16 Jakub Jelinek <jakub@redhat.com>
3310 * config/sparc/sparc.h (TARGET_ARCH32): Exchange ifdefs so that if
3311 compiling libgcc2 the macro depends always on arch cpp defines.
3313 Fri Dec 17 10:34:16 1999 Richard Earnshaw <rearnsha@arm.com>
3315 * loop.c (insert_loop_mem): Don't record MEMs from inside
3318 Fri Dec 17 12:08:11 MET 1999 Jan Hubicka <hubicka@freesoftr.cz>
3320 * regclass.c (regclass): Do not use flowgraph when not optimizing.
3322 * gcse.c (try_replace_reg): Do replacements in REG_EQUAL/REG_EQUIV
3323 notes too, create one when replacement failed, attempt to simplify
3325 (cprop_insn): Propagate even to registers mentioned only in REG_EQUAL
3328 1999-12-16 Mark Mitchell <mark@codesourcery.com>
3330 * crtstuff.c (__dso_handle): Declare.
3331 (__cxa_finalize): Likewise.
3332 (do_global_dtors_aux): Call __cxa_finalize if __dso_handle is
3335 * invoke.texi: Document -fuse-cxa-atexit.
3337 * tree.h (ptr_type_node): Document.
3338 (const_ptr_type_node): Likewise.
3340 Fri Dec 17 01:32:38 MET 1999 Jan Hubicka <hubicka@freesoft.cz>
3342 * regmove.c (optimize_reg_copy_1): Ignore LOOP notes.
3343 (optimize_reg_copy_2): Likewise.
3344 (optimize_reg_copy_3): Likewise.
3345 (fixup_match_2): Likewise.
3346 (regmove_optimize): Likewise.
3347 (fixup_match_1): Liekwise.
3349 * i386.md (HI to SImode promoting splitters): Rewrite.
3350 (pushsf mem peep2): New.
3351 (testhi to andhi peep2): Remove.
3352 * i386.h (x86_promote_QImode): New.
3353 (TARGET_PROMOTE_QImode): New.
3354 (PREDICATE_CODES): Add promotable_binary_operator.
3355 * i386.c (x86_promote_QImode0: New.
3356 (promotable_binary_operator): New.
3357 * i386-protos.h (promotable_binary_operator): New.
3359 * i386.md (test?i_1): Use "nonmemory_operand" predicate, simplify
3361 (one_cmpl?i*): Pass "NOT" to unary_operator_ok.
3363 1999-12-16 Mark Mitchell <mark@codesourcery.com>
3365 * Makefile.in (INTREGRATE_H): Rename to INTEGRATE_H.
3366 * function.c (insert_block_after_note): Remove.
3367 (retrofit_block): Likewise.
3368 (identify_blocks): Fix indentation.
3369 (reorder_blocks): Don't NULL out NOTE_SOURCE_FILE for a
3370 NOTE_INSN_BLOCK_BEG or NOTE_INSN_BLOCK_END.
3371 * function.h (insert_block_after_note): Remove prototype.
3372 (retrofit_block): Likewise.
3373 * integrate.c (expand_inline_function): Don't call
3374 find_loop_tree_blocks. Use expand_start_bindings_and_block, not
3375 just expand_start_bindings. Use the block_map to remap old
3376 NOTE_BLOCKs to new ones.
3377 (integrate_decl_tree): Keep track of remapped blocks.
3378 * integrate.h (struct inline_remap): Add block_map.
3379 * stmt.c (expand_fixup): Don't try to retrofit_blocks. Just set
3380 NOTE_BLOCK on the notes.
3381 (expand_start_bindings): Rename to ...
3382 (expand_start_bindings_and_block): Add parameter. Set NOTE_BLOCK.
3383 (expand_end_bindings): Set NOTE_BLOCK.
3384 * toplev.c (rest_of_compilation): In function-at-a-time-mode,
3385 reconstruct the BLOCK tree.
3386 * tree.h (expand_start_bindings): Macroize. Call ...
3387 (expand_start_bindings_and_block): New function.
3389 1999-12-16 Jakub Jelinek <jakub@redhat.com>
3391 * config/sparc/sparc.c (print_operand): Cast fprintf arguments
3392 to match the format.
3394 1999-12-16 David S. Miller <davem@redhat.com>
3396 * expr.c (emit_move_insn_1): Only emit clobbers if one of
3397 the outputs is a SUBREG.
3398 * rtlanal.c (reg_overlap_mentioned_p): Revert December 15th
3401 * config/sparc/sparc.c (epilogue_renumber): Add default case
3404 Thu Dec 16 11:33:57 MET 1999 Jan Hubicka <hubicka@freesoft.cz>
3406 * toplev.c (rest_of_compilation): Run branch shortening after
3409 * regclass.c (loop_depth): Remove
3410 (scan_one_insn): Do not handle LOOP_NOTE insns.
3411 (regclass): Go through basic blocks and set loop_cost
3413 Thu Dec 16 02:56:25 1999 Zack Weinberg <zack@bitmover.com>
3415 * tree.h (DECL_FROM_INLINE): Check DECL_ABSTRACT_ORIGIN too.
3417 Thu Dec 16 10:43:35 MET 1999 Jan Hubicka <hubicka@freesoft.cz>
3419 * i386.md (movqi): Use "nonimmediate_operand" for output operand.
3420 (movstrictqi, movdi, movsf, movdf, movxf): Likewise.
3421 (adddi, addqi, addhi, subdi, subqi, subhi, ffs): Likewise.
3423 Thu Dec 16 02:41:26 1999 Richard Henderson (rth@cygnus.com)
3425 * loop.c (insert_loop_mem): Ignore memory clobbers.
3427 * combine.c (simplify_comparison): Reduce (OP (MINUS A B) 0)
3430 Thu Dec 16 02:26:11 1999 Jeffrey A Law (law@cygnus.com)
3432 * profile.c: Remove redundant #include "output.h".
3434 * h8300.md (HImode preinc peephole): Fix typo.
3436 1999-12-15 Jason Merrill <jason@casey.cygnus.com>
3438 * function.c (retrofit_block): Abort if we don't find a suitable insn.
3439 (insert_block_after_note): Abort if we don't have a previous block.
3440 Remove FN parameter.
3441 * function.h: Adjust.
3443 1999-12-15 Mark Mitchell <mark@codesourcery.com>
3445 * builtins.c (expand_builtin_mathfn): Make sure not to expand the
3446 argument more than once.
3448 1999-12-15 Jason Merrill <jason@casey.cygnus.com>
3450 * stmt.c (expand_decl): Expand upper bound of a dynamic array.
3452 1999-12-15 Jakub Jelinek <jakub@redhat.com>
3454 * expr.c (emit_group_load): Use dst mode if src is VOIDmode.
3456 Wed Dec 15 16:11:55 MET 1999 Jan Hubicka <hubicka@freesoft.cz>
3458 * function.c (PREFERRED_STACK_BOUDNARY): Provide default value.
3459 (assign_stack_local_1): Limit alignment to PREFERRED_STACK_BOUNDARY,
3460 update stack_alignment_needed.
3461 (prepare_function_start): Initialize stack_alignment_needed
3462 * function.h (struct function): Add field stack_alignment_needed.
3464 Wed Dec 15 14:55:24 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
3466 * caller-save.c (insert_one_insn): Returns struct insn_chain *.
3467 Handle live_throughout / dead_or_set instead of live_before /
3469 (save_call_clobbered_regs): Get register livenessinformation from
3470 chain->live_throughout.
3471 (add_stored_regs): New function.
3472 (insert_restore, insert_save): Add restored / saved registers to
3474 * global.c (reg_dies): New parameter chain.
3475 (reg_becomes_live): Third parameter is regs_set now.
3476 Changed all callers.
3477 (reg_dies): New parameter chain. Changed all callers.
3478 (build_insn_chain): Set live_throughout instead of
3479 live_before / live_after.
3480 * reload.h (struct insn_chain): Replace members live_before /
3481 live_after with live_throughout / dead_or_set.
3482 * reload1.c (new_insn_chain): Handle live_throughout / dead_or_set
3483 instead of live_before / live_after.
3484 (maybe_fix_stack_asms, find_reload_regs, finish_spills): Likewise.
3485 (order_regs_for_reload, find_reg, finish_spills): Likewise.
3486 (choose_reload_regs_init): Likewise.
3487 * stupid.c (current_chain, find_clobbered_regs): Delete.
3488 (stupid_life_analysis): Set chain->live_throughout chain->dead_or_set
3489 instead of chain->live_before / chain->live_after.
3490 (mark_hard_ref): New function.
3491 (stupid_mark_refs): Call mark_hard_ref. Clear chain->live_throughout.
3493 1999-12-15 David S. Miller <davem@redhat.com>
3495 * rtlanal.c (reg_overlap_mentioned_p): Handle CONCAT.
3497 Wed Dec 15 15:05:30 MET 1999 Jan Hubicka <hubicka@freesoft.cz>
3499 * flow.c (calculate_loop_depth): Make global, remove prototype,
3500 rewrite to use new loop infrastructure.
3501 (find_basic_block): Remove calculate_loop_depth call.
3502 * toplev.c (rest_of_compilation): Call find_basic_block.
3503 * output.h (calculate_loop_depth): Declare.
3505 * flow.c (dump_flow_info): Dump loop_depth.
3506 (flow_loops_nodes_find): Increase loop_depth for basic block in the
3508 (flow_loops_find): Initialize the loop_depth for each basic block.
3510 1999-12-15 Jason Merrill <jason@casey.cygnus.com>
3512 * tree.c (decl_function_context): Handle virtual functions.
3514 * tlink.c (scan_linker_output): Don't look in demangled name when
3515 looking for linker output keywords.
3517 * dwarfout.c (output_type): We can defer namespace-scope classes.
3519 Wed Dec 15 01:23:29 1999 Jeffrey A Law (law@cygnus.com)
3521 * regclass.c (record_reg_classes): Update comment for merging
3522 register class preferences in reg->reg copies. Tighten conditions
3523 for merging register class preferences in reg->reg copies.
3525 Wed Dec 15 02:19:32 1999 David Edelsohn <edelsohn@gnu.org>
3527 * rs6000.md (tablejumpdi): Generate DImode LABEL_REF.
3529 1999-12-14 Geoff Keating <geoffk@cygnus.com>
3531 * config/m68k/m68020-elf.h (ENDFILE_SPEC): Delete.
3532 (INIT_SECTION_ASM_OP): Delete.
3533 (FINI_SECTION_ASM_OP): Delete.
3534 (STARTFILE_SPEC): Define to hold just crtbegin.o.
3536 1999-12-14 Jason Merrill <jason@casey.cygnus.com>
3538 * dwarf2out.c (add_abstract_origin_attribute): Do call abort if
3539 the abstract origin wasn't emitted.
3541 * dwarf2out.c (class_scope_p): New fn.
3542 (gen_subprogram_die): Use it.
3543 (gen_variable_die): Use it. Tweak logic.
3544 (gen_struct_or_union_type_die): Check context_die to determine
3545 if we're function-local.
3546 (dwarf2out_decl): Check DECL_BUILT_IN, not DECL_FUNCTION_CODE.
3548 1999-12-14 Bernd Schmidt <bernds@cygnus.co.uk>
3550 * loop.c (check_dbra_loop): Can't reverse a biv that has
3553 1999-12-14 Nick Clifton <nickc@cygnus.com>
3555 * config/arm/arm.c: Add support for -mcpu=arm720 command line
3558 Tue Dec 14 18:13:32 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
3560 * loop.c (strength_reduce): Fix sign of giv lifetime calculation
3561 for givs made from biv increments.
3563 Tue Dec 14 08:11:27 1999 Richard Henderson <rth@cygnus.com>
3565 * configure.in (alpha-osf, alpha-linux): Handle ev6[78].
3566 * alpha.c (override_options): Recognize -mcpu=ev67.
3567 * alpha.h (CPP_CPU_EV67_SPEC): New.
3568 (CPP_CPU_DEFAULT_SPEC): Examine TARGET_CPU_DEFAULT to use it.
3569 (EXTRA_SPECS): Update.
3571 Tue Dec 14 08:04:28 1999 Richard Henderson <rth@cygnus.com>
3573 * cppp.c (main): Set trigraphs and __STRICT_ANSI__ as
3574 appropriate for -lang-c89 and -std=*.
3575 * cppinit.c (cpp_handle_option): Likewise.
3576 (new_pending_define): New, split out from cpp_handle_option.
3577 * gcc.c (default_compilers): Don't define __STRICT_ANSI__
3578 or enable trigraphs for -ansi/-std=*.
3580 * ginclude/stdarg.h (__va_copy): New.
3581 (va_copy): Don't define for C89.
3583 Tue Dec 14 08:37:27 CST 1999 Clinton Popetz <cpopetz@cygnus.com>
3585 * config/arm/arm.md (mulsidi3adddi, umulsidi3adddi): New patterns
3586 for long long multiply-accumulate.
3588 Tue Dec 14 13:51:38 MET 1999 Jan Hubicka <hubicka@freesoft.cz>
3590 * regclass.c (scan_one_insn): Set loop_cost to 1 when
3591 optimizing for size.
3593 1999-12-14 Bernd Schmidt <bernds@cygnus.co.uk>
3595 * reload1.c (reload): Can't avoid select_reload_regs/finish_spills
3596 if something changed. Back out that part of yesterday's changes.
3598 * loop.c (loop_max_reg): New static variable.
3599 (loop_optimize): Initialize it. Eliminate one unnecessary call to
3601 (scan_loop): Call reg_scan_update whenever we may have added new
3602 registers, and update loop_max_reg.
3604 Tue Dec 14 12:07:29 MET 1999 Jan Hubicka <hubicka@freesoft.cz>
3606 * regclass.c (record_reg_classes): Do not do the copying preferrencing
3607 when source does not die.
3609 * regclass.c (record_reg_classes): Handle INOUT operands propertly.
3611 1999-12-14 Jakub Jelinek <jakub@redhat.com>
3613 * config/sparc/linux64.h (TARGET_LIVE_G0,
3614 TARGET_BROKEN_SAVERESTORE): Don't support weird SPARC
3616 * config/sparc/linux.h (TARGET_LIVE_G0,
3617 TARGET_BROKEN_SAVERESTORE): Likewise.
3618 * config/sparc/linux-aout.h (TARGET_LIVE_G0,
3619 TARGET_BROKEN_SAVERESTORE): Likewise.
3621 * config/sparc/sparc.h (SPARC_DEFAULT_CMODEL): Default to CM_32.
3622 (CONDITIONAL_REGISTER_USAGE): For block profiling fix %g4 on sparc64,
3624 (MACHINE_STATE_SAVE, MACHINE_STATE_RESTORE): Use %g4 instead of %g2
3625 as sparc64 block profiling register.
3626 * config/sparc/sparc.c (sparc_override_options): Allow block
3627 profiling with -m32.
3628 (sparc_block_profiler): Use %g4 instead of %g2 as sparc64 block
3630 * config/sparc/linux64.h (MACHINE_STATE_*): Only provide these
3631 macros on TARGET_ARCH32. sparc.h has macros good enough for sparc64.
3632 * config/sparc/sol2.h (MACHINE_STATE_*): Likewise.
3634 * config/sparc/xm-sp64.h: Avoid using __sparc_v9__ when testing
3636 * config/sparc/sparc.h: Likewise.
3637 * config/sparc/xm-sysv4-64.h: Likewise.
3638 * config/float-sparc.h: Likewise.
3639 * glimits.h: Likewise.
3640 * longlong.h: Likewise.
3642 * config/sparc/linux64.h (DEFAULT_VTABLE_THUNKS): Define to 1.
3643 (ASM_IDENTIFY_GCC): Remove.
3645 1999-12-14 Bernd Schmidt <bernds@cygnus.co.uk>
3647 * combine.c (combine_simplify_rtx): Don't make shared rtl.
3648 (simplify_logical): Likewise.
3650 1999-12-14 Mumit Khan <khan@xraylith.wisc.edu>
3652 * cccp.c (INO_T_EQ): Disable inode-based optimization for Cygwin.
3653 * cppfiles.c (INO_T_EQ): Likewise.
3655 1999-12-14 Mumit Khan <khan@xraylith.wisc.edu>
3657 * i386/crtdll.h (STARTFILE_SPEC): Add -pg profiling support.
3658 * i386/mingw32.h (LIB_SPEC): Likewise.
3659 (STARTFILE_SPEC): Likewise.
3660 * i386/uwin.h (LIB_SPEC): Likewise.
3661 (STARTFILE_SPEC): Likewise.
3663 * i386/mingw32.h (SUBTARGET_PROLOGUE): Override Cygwin definition.
3664 * i386/uwin.h (SUBTARGET_PROLOGUE): Likewise.
3666 Mon Dec 13 20:25:29 1999 Jeffrey A Law (law@cygnus.com)
3668 * combine.c (combine_simplify_rtx): Fix order of checks for
3669 (ashiftrt foo C) -> (lt foo (const_int 0)) simplification.
3671 1999-12-13 Clinton Popetz <cpopetz@cygnus.com>
3673 * config/arm/arm.md (*mulsidi3adddi, *umulsidi3adddi) Backed out
3674 12/10/99 change, reapplied to merged-arm-thumb-backend-branch.
3676 1999-12-10 Bernd Schmidt <bernds@cygnus.co.uk>
3678 * hard-reg-set.h (inv_reg_alloc_order): Declare if REG_ALLOC_ORDER is
3680 * regclass.c (inv_reg_alloc_order): New array.
3681 (regclass_init): If REG_ALLOC_ORDER is defined, initialize it.
3683 * reload.h (struct insn_chain): Delete fields group_size, group_mode,
3684 counted_for_groups, counted_for_nongroups. Add fields rld and
3686 * reload.c (push_secondary_reload): Don't set nongroup field of
3688 (push_reload): Likewise.
3689 (find_reloads): Delete code to compute nongroup fields.
3690 * reload1.c (reload_insn_firstobj): New static variable.
3691 (pseudos_counted, spilled_pseudos): Now of type regset_head. All
3693 (calculate_needs, find_tworeg_group, find_group, possible_group_p,
3694 count_possible_groups, modes_equiv_for_class_p, new_spill_reg,
3695 dump_needs, maybe_mark_pseudo_spilled, hard_reg_use_compare): Delete
3697 (count_pseudo, select_reload_regs, copy_reloads, find_reg): New
3699 (struct hard_reg_n_uses): Deleted.
3700 (potential_reload_regs): Deleted.
3701 (init_reload): Initialize spilled_pseudos and pseudos_counted.
3702 (reload): Don't try to allocate reload registers if we already know
3703 we have to make another pass. Call select_reload_regs. Free memory
3704 starting with reload_firstobj when starting another pass.
3705 Don't allocate spilled_pseudos.
3706 (calculate_needs_all_insns): Call copy_reloads for an insn that
3707 needs reloads; don't call calculate_needs.
3708 (spill_cost): New static array.
3709 (used_spill_regs_local): New static variable.
3710 (order_regs_for_reload): Rewrite to lose hard_reg_n_uses and the code
3711 to compute potential_reload_regs.
3712 (find_reload_regs): Completely rewritten to use find_reg.
3713 (allocate_reload_reg): Don't test counted_for_groups or
3714 counted_for_nongroups. Lose NOERROR arg and code to give an error;
3716 (choose_reload_regs): Add fallback code that uses the existing
3717 register allocation from find_reload_regs.
3719 Mon Dec 13 00:54:14 1999 Philippe De Muyter <phdm@macqel.be>
3721 * flow.c (create_edge_list): Cast xmalloc return value.
3723 Mon Dec 13 00:47:58 1999 Jeffrey A Law (law@cygnus.com)
3725 * doprnt.c: Remove incorrect comment closure.
3727 * cse.c: Fix a few minor whitespace goofs.
3729 1999-12-13 Don Bowman <don@pixstream.com>
3731 * mips/vxworks.h: Fix problem with comment termination.
3732 (EXTRA_SECTIONS): Add in_sbss.
3733 (EXTRA_SECTION_FUNCTIONS): Corresponding changes.
3735 1999-12-12 David S. Miller <davem@redhat.com>
3737 * cse.c (struct cse_reg_info): Add hash_next member,
3738 reorder rest of struct for better packing on 64-bit
3740 (cse_reg_info_tree): Kill.
3741 (REGHASH_SHIFT, REGHASH_SIZE, REGHASH_MASK, reg_hash,
3742 REGHASH_FN): New custom pow2 hash mechanism.
3744 (HASH_SHIFT, HASH_SIZE, HASH_MASK, HASH, table): Rework to
3745 use a pow2 hash table.
3746 (get_cse_reg_info): Rework to use new REGHASH.
3747 (new_basic_block): Likewise, use HASH_SIZE, and inline
3749 (remove_from_table): Rework to use HASH_SIZE/HASH_MASK,
3750 and inline free_element call.
3751 (lookup_as_function, insert, flush_hash_table, invalidate,
3752 remove_invalid_refs, remove_invalid_subreg_refs, rehash_using_reg,
3753 invalidate_for_call, use_related_value, find_comparison_args,
3754 fold_rtx, equiv_constant, cse_insn, invalidate_memory): Likewise.
3755 (hash_cse_reg_info, cse_reg_info_equal_p, free_element,
3758 Sun Dec 12 21:31:44 1999 Jeffrey A Law (law@cygnus.com)
3760 * cse.c (cse_basic_block): Free qty_table consistently.
3762 1999-12-12 David S. Miller <davem@redhat.com>
3763 Jakub Jelinek <jakub@redhat.com>
3765 * config/sparc/sparc.md (movtf reg/reg split): Don't generate
3766 SUBREGs by hand, gen the appropriate hard reg directly.
3767 (movtf reg/mem split): Likewise and alter_subreg on destination
3769 (movtf mem/reg split): Similarly.
3770 (movdf_cc_sp64): Rename from hidden pattern.
3771 (movtf_cc_hq_sp64): Renamed from movtf_cc_sp64.
3772 (movtf_cc_sp64, following split): New pattern and splitter.
3773 (movdf_cc_reg_sp64): Rename from hidden pattern.
3774 (movtf_cc_reg_hq_sp64): Renamed from movtf_cc_reg_sp64, require
3776 (movtf_cc_reg_sp64, following split): New pattern and splitter.
3778 1999-12-12 Stephen L Moshier <moshier@mediaone.net>
3780 * loop.c (load_mems): Don't hoist written floating point mem
3783 1999-12-12 Mark Mitchell <mark@codesourcery.com>
3785 * except.h (struct eh_queue): Add `next' pointer.
3786 (struct eh_status): Make x_ehqueue a pointer.
3787 (push_ehqueue): Declare.
3788 (pop_ehqueue): Likewise.
3789 * except.c (expand_eh_region_end): Adjust now that ehqueue is a
3791 (expand_fixup_region_end): Likewise.
3792 (expand_leftover_cleanups): Likewise.
3793 (push_ehqueue): Define.
3794 (pop_ehqueue): Likewise.
3795 (emit_cleanup_handler): Use push_ehqueue and pop_ehqueue rather
3796 than doing it inline.
3797 (expand_start_all_catch): Adjust now that ehqueue is a
3799 (mark_eh_queue): Mark all level of the queue.
3800 (mark_eh_status): Adjust now that ehqueue is a
3802 (init_eh_for_function): Allocate ehqueue.
3803 (free_eh_status): Free it.
3804 * stmt.c (expand_cleanups): Save the ehqueue around the cleanup
3805 expansion for a fixup.
3807 1999-12-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3809 * gthr-single.h (__gthread_active_p): Add prototype arguments.
3811 * libgcc2.c (__udivmoddi4): Remove unnecessary decls.
3812 (__dummy, __builtin_saveregs, __bb_exit_trace_func, __bb_init_prg,
3813 __bb_trace_func, __bb_trace_func_ret, __bb_trace_ret,
3814 function_ptr, getpagesize, __enable_execute_stack,
3815 __enable_execute_stack, __clear_insn_cache,
3816 __enable_execute_stack, __do_global_dtors, __do_global_ctors,
3817 _cleanup, _exit, __default_terminate, __terminate_func,
3818 __terminate, __empty, __throw, new_eh_context,
3819 eh_context_initialize, eh_context_static, eh_context_specific,
3820 get_eh_context, __get_eh_context, __get_eh_info,
3821 init_reg_size_table, eh_threads_initialize,
3822 __get_dynamic_handler_chain, __sjthrow, __sjpopnthrow,
3823 __unwinding_cleanup, throw_helper, __throw, __rethrow,
3824 __pure_virtual): Add prototype arguments.
3825 (__bb_exit_func): Cast a sizeof to long when comparing against one.
3826 Cast a signed value to unsigned long when comparing against one.
3827 (new_eh_context): Wrap in _GTHREADS macro.
3828 (__sjthrow, __sjpopnthrow): Initialize variable `cleanup' at
3830 (in_reg_window): Mark parameters with __attribute__ ((__unused__)).
3831 (throw_helper): Initialize variables `handler_p' and `pc_p'.
3833 1999-12-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3835 * combine.c (record_promoted_value): Remove unused variable
3838 * emit-rtl.c (renumber_insns): Likewise for `old_max_uid'.
3840 * global.c (record_conflicts): Likewise for `j'.
3842 * genoutput.c (output_insn_data): Don't unnecessarily cast away
3845 1999-12-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3847 * i386-protos.h (output_387_binary_op, output_fix_trunc,
3848 output_fp_compare): Constify a char*.
3850 * i386.c (ix86_split_to_parts, ix86_safe_length_prefix): Add
3852 (override_options, ix86_comp_type_attributes, print_operand,
3853 output_387_binary_op, output_fix_trunc, output_fp_compare):
3855 (ix86_sched_reorder): Mark parameter `clock_var' with
3858 * i386.h (DEBUG_PRINT_REG): Constify a char*.
3860 Fri Dec 10 16:12:13 1999 Alexandre Petit-Bianco <apbianco@cygnus.com>
3862 * tree.def (EXPR_WITH_FILE_LOCATION): Temporarily add a third
3863 operand, for use in the Java front-end.
3865 1999-12-10 Ben Collins <bcollins@debian.org>
3867 * configure.in: Fix typo for "-64" in 64bit as check.
3868 * configure: Rebuilt.
3870 1999-12-10 Jakub Jelinek <jakub@redhat.com>
3872 * longlong.h (__sparc_v9__): Use %rDIGIT instead of %DIGIT where
3875 1999-12-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3877 * c-parse.in (string): With -Wtraditional, warn if ANSI string
3878 concatenation is utilized.
3880 * invoke.texi (-Wtraditional): Document it.
3882 1999-12-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3884 * flow.c (flow_loops_dump): Avoid ANSI string concatenation.
3885 Cast a ptrdiff_t to long and pass it to printf with %ld.
3887 1999-12-10 Geoff Keating <geoffk@cygnus.com>
3889 * config/m68k/m68k.h (CONDITIONAL_REGISTER_USAGE): If we have no
3890 68881, we have no 68881 registers at all.
3891 (HARD_REGNO_MODE_OK): It is always OK to put a MODE_FLOAT
3892 value in a 68881 register if it is available.
3894 1999-12-10 Clinton Popetz <cpopetz@cygnus.com>
3896 * config/arm/arm.md (*mulsidi3adddi, *umulsidi3adddi): New patterns
3897 for long long multiply-accumulate.
3899 1999-12-10 Bernd Schmidt <bernds@cygnus.co.uk>
3901 * loop.c (insert_loop_mem): Undo last change.
3903 1999-12-10 David S. Miller <davem@redhat.com>
3905 * config/sparc/sparc.c (fp_sethi_p, fp_mov_p, fp_high_losum_p):
3907 * config/sparc/sparc-protos.h: Add them.
3908 * config/sparc/sparc.h: Add them to PREDICATE_CODES.
3909 (EXTRA_CONSTRAINT_BASE): New macro, handling Q, R, and S
3910 constraints which use those helpers.
3911 (EXTRA_CONSTRAINT): Use this new macro.
3912 * md.texi: Update sparc target constraints documentation.
3913 * config/sparc/sparc.md (clear_sf, clear_sfp, movsf_const_intreg,
3914 movsf_const_high, movsf_const_lo, movsf_insn): Delete.
3915 (movsf_insn_novis_liveg0, movsf_insn_novis_noliveg0,
3916 movsf_insn_vis, movsf_lo_sum, movsf_high): New patterns.
3917 (movsf high/lo_sum split): Rework for new patterns.
3918 (movsf expander): Allow storing fp_zero to memory if ! live_g0.
3920 1999-12-09 Gavin Romig-Koch <gavin@cetus.cygnus.com>
3922 * c-common.c (c_common_nodes_and_builtins):
3923 Create __builtin_ptrdiff_t and __builtin_size_t.
3925 Thu Dec 9 18:05:48 1999 Jeffrey A Law (law@cygnus.com)
3927 * pa/elf.h (MAX_OFILE_ALIGNMENT): Define.
3929 Fri Dec 10 00:53:10 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
3931 * regclass.c (globalize_reg): Re-instate test that allows
3932 fixed registers to be declared as a variable even after functions
3935 Fri Dec 10 00:52:13 MET 1999 Jan Hubicka <hubicka@freesoft.cz>
3937 * i386.md (cpu attribute): Add "athlon".
3938 (athlon_decode): New attribute.
3939 (Athlon scheduling units definitions): New.
3940 (fcmp and shld patterns): Set athlon_decode to "vector".
3941 * i386.c (athlon_cost): New.
3943 (x86_use_leave, x86_push_memory, x86_movx, x86_cmove, x86_deep_branch,
3944 x86_use_sahf): Set for Athlon.
3945 (x86_use_fiop): Unset for Athlon.
3946 (override_options): Define Athlon alignments and "athlon" name.
3947 (x86_adjust_cost): Penalize AGI and delayed latencies for Athlon.
3948 * i386.h (TARGET_ATHLON): New.
3949 (enum processor_type): Add PROCESSOR_ATHLON.
3950 (TARGET_CPU_DEFAULT_SPEC): Set to "-D__tune_athlon__"
3952 (TARGET_CPP_CPU_SPECS): Set -D__tune_athlon__ for Athlon.
3954 1999-12-09 Andreas Jaeger <aj@suse.de>
3956 * loop.c (record_biv): Declare parameter as int.
3958 * config/i386/i386-protos.h: Declare long_memory_operand.
3960 1999-12-09 Mark Mitchell <mark@codesourcery.com>
3962 * tree.c (copy_node): Do zero the TREE_CHAIN, even for an
3963 EXPR_WITH_FILE_LOCATION.
3965 Thu Dec 9 11:36:24 MET 1999 Jan Hubicka <hubicka@freesoft.cz>
3967 * i386.md (neg??, abs?f, one_cmpl?i): Use nonimmediate_operand
3970 * flow.c (recompute_reg_usage): Use basic block info to get loop_depth.
3972 * combine.c (try_combine, distribute_notes): Remove REG_N_REFS
3975 1999-12-09 Jakub Jelinek <jakub@redhat.com>
3977 * config/sparc/linux64.h (TARGET_DEFAULT): Make -mapp-regs
3978 default on linux64 again.
3979 * config/sparc/t-linux64: Add mno-app-regs and non-medlow code
3980 models for multilibing.
3981 * genmultilib: Accept | as alternative separator within a set in
3984 * config/sparc/sparc.h (PROMOTE_FOR_CALL_ONLY): Define.
3986 * calls.c (precompute_arguments): Make sure initial_value contains
3987 value pseudo which CSE expects.
3988 * cse.c (struct set): New entry orig_src.
3989 (cse_insn): Set it early on entry, use it for libcall EQUIV note
3992 Wed Dec 8 22:24:15 1999 Richard Henderson <rth@cygnus.com>
3994 * flow.c (count_basic_blocks): Don't add (use (const_int 0)) insns.
3996 1999-12-08 Bernd Schmidt <bernds@cygnus.co.uk>
3998 * loop.c (insert_loop_mem): Don't hoist volatile mems out of loops.
4000 1999-12-08 Jakub Jelinek <jakub@redhat.com>
4002 * config/sparc/sparc.c (ultra_cmove_results_ready_p,
4003 ultra_fpmode_conflict_exists, ultra_flush_pipeline): Typo fix.
4005 * config/sparc/sparc.h (SPARC_SETHI_P): Don't look at topmost 32 bits
4008 * longlong.h: Merge in changes from glibc.
4009 Also don't clobber %g2 register in 32bit SPARC assembly, so that
4010 -mno-app-regs libgcc can be compiled.
4011 * libgcc2.c: Add defines so that the updated longlong.h
4012 can be used in libgcc2.a. Also, make sure on most architectures
4013 (at least on all which have optimized code in longlong.h defined
4014 for) {SI,W}_TYPE_SIZE is suitable for preprocessor tests.
4016 1999-12-08 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
4018 * config/sparc/sol2-64.h: Same as sol2-sld-64.h, except that
4019 `-m EMULATION' is added to non-default LINK_ARCH_SPECs.
4020 * configure.in: Use sol2-64.h instead of sol2-sld-64.h if linker
4022 * configure: Rebuilt.
4024 Wed Dec 8 03:45:40 1999 Richard Henderson <rth@cygnus.com>
4026 * alpha.c (secondary_reload_class): For !BWX, sub-simode
4027 outputs require a register.
4029 1999-12-08 Brendan Kehoe <brendan@cygnus.com>
4031 * Makefile.in (FPBIT_FUNCS, DPBIT_FUNCS): Add _sf_to_usi
4032 _df_to_usi. Required by some targets, so US_SOFTWARE_GOFAST calls to
4033 functions like dptoul will be resolved.
4034 (libgcc2.a): Make sure that the object files from DPBIT are named
4035 differently (prefix `_dp') from those that would be coming from
4038 1999-12-08 Alexandre Oliva <oliva@lsd.ic.unicamp.br>, Jakub Jelinek <jakub@redhat.com>
4040 * configure.in: When target is sparc* and tm_file contains 64,
4041 test for 64bit support in assembler. If not supported, remove
4042 sparc/t-sol2-64 from target-dependent Makefile fragments.
4043 (AS_SPARC64_FLAG): Define to the assembler flag for 64bit.
4044 (HAVE_AS_OFFSETABLE_LO10): Rework test to use these flags.
4045 (HAVE_AS_REGISTER_PSEUDO_OP): Use config.cache.
4046 * acconfig.h (AS_SPARC64_FLAG): Added.
4047 * configure, config.in: Rebuilt.
4048 * config/sparc/sol2-sld-64.h: Same as sol2.h, if without 64bit
4049 support. Use AS_SPARC64_FLAG.
4051 1999-12-07 Jakub Jelinek <jakub@redhat.com>
4053 * config/sparc/sparc.c (hard_32bit_mode_classes): Mark registers
4054 suitable for holding OFmode values so that gcc works with complex
4056 (hard_64bit_mode_classes): Likewise.
4058 * config/sparc/sparc.md (sethi_di_medlow_embmedany_pic): Fix pattern
4059 so that it is actually matched.
4060 (sethi_di_medlow): Likewise.
4062 * config/sparc/sparc.h (LEGITIMATE_CONSTANT_P): Consider TFmode 0.0L
4063 as legitimate constant if -mvis.
4064 * config/sparc/sparc.md (movtf): Likewise.
4065 (clear_sf): Use const_double_operand.
4066 (clear_sfp, clear_dfp, clear_tf, clear_tfp): New patterns.
4068 * config/sparc/sparc.c (sparc_emit_float_lib_cmp): New function.
4069 * config/sparc/sparc-protos.h (sparc_emit_float_lib_cmp): Prototype.
4070 * config/sparc/sparc.h (*_LIBCALL): Only use for _Q_*
4071 routines, _Qp_* cannot be handled like that now.
4072 (INIT_TARGET_OPTABS): Likewise.
4073 * config/sparc/sparc.md (cmptf): Accept soft float ARCH64.
4074 (seq, sne, sgt, sge, slt, sle, beq, bne, bgt, bge, blt, ble): Call
4075 sparc_emit_float_lib_cmp if ARCH64 and soft float.
4076 (extendsftf2, extenddftf2, trunctfsf2, trunctfdf2, floatsitf2,
4077 floatditf2, fix_trunctfsi2, fix_trunctfdi2, addtf3, subtf3, multf3,
4078 divtf3, sqrttf3): New expanders.
4079 (extendsftf2_hq, extenddftf2_hq, trunctfsf2_hq, trunctfdf2_hq,
4080 floatsitf2_hq, floatditf2_hq, fix_trunctfsi2_hq, fix_trunctfdi2_hq,
4081 addtf3_hq, subtf3_hq, multf3_hq, divtf3_hq, sqrttf3_hq): Rename from
4084 * configure.in (sparc64-*-linux*): Use posix threads if enabled.
4085 * configure: Rebuilt.
4086 * config/sparc/linux64.h: Default to -mcpu=ultrasparc if no
4087 -mcpu is given and we're doing 64bit compiles.
4089 Tue Dec 7 19:22:06 1999 Richard Henderson <rth@cygnus.com>
4091 * loop.h (struct induction): Add multi_insn_incr.
4092 * loop.c (basic_induction_var): New multi_insn_incr argument.
4093 Set it if we search back through previous insns for the biv.
4094 (record_biv): New multi_insn_incr argument; fill in struct induction.
4095 (strength_reduce): Discard an iv with multiple bivs, any of
4096 which require multiple insns to increment.
4098 1999-12-07 Martin v. Löwis <loewis@informatik.hu-berlin.de>
4100 * invoke.texi (C Dialect Options): Remove -flang-c9x, add -std
4103 1999-12-06 David S. Miller <davem@redhat.com>
4105 * combine.c (check_promoted_subreg): Do not conditionalize this upon
4106 PROMOTE_FUNCTION_RETURN.
4108 Mon Dec 6 15:12:14 1999 Jim Wilson <wilson@cygnus.com>
4110 * regmove.c (optimize_reg_copy_1): If no REG_DEAD note, check for
4111 and handle REG_UNUSED note on insn.
4113 * combine.c (force_to_mode, case LSHIFTRT): New local inner_mask. Set
4114 inner_mask instead of mask.
4116 1999-12-06 Brendan Kehoe <brendan@cygnus.com>
4118 * dwarf2out.c (field_byte_offset): As with dwarfout.c, size can be
4119 zero if there was an error.
4121 1999-12-06 Jakub Jelinek <jakub@redhat.com>
4123 * config/sparc/sparc.md (return_losum_di): Fix typo in asm
4126 * longlong.h: Fix clobbers in SPARC asm statements.
4128 * config/sparc/sparc.c (input_operand): Allow HImode and QImode
4129 valid sethi operations when TARGET_ARCH64.
4131 * calls.c (save_fixed_argument_area): If save_mode is BLKmode,
4132 always use move_by_pieces to avoid infinite recursion.
4133 (restore_fixed_argument_area): Likewise.
4135 * combine.c (check_promoted_subreg, record_promoted_value): New
4137 (combine_instructions): Use them to retain nonzero and sign bit
4138 information after SUBREGs are eliminated by optimizations in
4139 this pass if PROMOTE_FUNCTION_RETURN.
4141 * config/sparc/sparc.h (ASM_DECLARE_REGISTER_GLOBAL): Document
4142 .register declaration. Don't use variables with __ prefixes.
4144 Mon Dec 6 12:24:52 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4146 * fold-const.c (optimize_bit_field_compare): Only use one mode
4147 for both RHS and LHS in non-constant case.
4149 1999-12-06 Nathan Sidwell <nathan@acm.org>
4151 * frame.c (start_fde_sort): Only allocate erratic array, if
4152 linear one was allocated. Return allocated flag.
4153 (fde_insert): Only insert, if there's a valid array.
4154 (fde_end_sort): Split, sort and merge if linear and erratic
4155 arrays exist, else just sort linear one.
4156 (search_fdes): New function. Linear search through original fde
4158 (frame_init): Permit multiple initializations. Cope with
4160 (find_fde): Fallback on linear search, if failed to sort array.
4161 (__deregister_frame_info): Only free sorted array, if we
4164 1999-12-06 Jakub Jelinek <jakub@redhat.com>
4166 * config/sparc/sparc.h (MUST_PASS_IN_STACK): New macro.
4168 1999-12-05 Jakub Jelinek <jakub@redhat.com>
4170 * config/sparc/sparc.c (sparc64_initialize_trampoline): Use gen_flushdi.
4172 1999-12-05 Mark Mitchell <mark@codesourcery.com>
4174 * tree.h (special_function_p): Declare.
4175 * calls.c (special_function_p): Make it global. Don't take `name'
4176 as a parameter. Fix typo in 1999-11-28 change.
4177 (expand_cal): Adjust.
4179 1999-12-04 Mark Mitchell <mark@codesourcery.com>
4181 * tree.def (EXPR_WITH_FILE_LOCATION): Fix comment formatting.
4182 * tree.h (EXPR_WFL_FILENAME): Define in terms of
4183 EXPR_WFL_FILENAME_NODE.
4184 (EXPR_WFL_FILENAME_NODE): Use the second operand slot rather than
4186 * print-tree.c (print_note): Print TREE_PRIVATE and
4189 * dwarf2out.c (add_abstract_origin_attribute): Don't abort when
4190 the original die cannot be found.
4192 * varray.h (varray_head_tag): Add elements_used.
4193 (VARRAY_PUSH): New macro.
4194 (VARRAY_POP): Likewise.
4195 (VARRAY_TOP): Likewise.
4196 Add variants of VARRAY_PUSH and VARRAY_POP for all varray element
4198 * varray.c (varray_init): Initialize elements_used.
4199 * Makefile.in (BASIC_BLOCK_H): Add varray.h.
4200 (INTEGRATE_H): New variable.
4201 (integrate.o): Depend on INTEGRATE_H.
4202 (unroll.o): Likewise.
4204 * function.h (insert_block_after_note): Declare.
4205 * function.c (insert_block_after_note): Split out from ...
4206 (retrofit_block): ... here.
4208 * stmt.c (expand_fixup): Fix typo in comment.
4210 Sat Dec 4 14:13:38 MET 1999 Jan Hubicka <hubicka@freesoft.cz>
4212 * regmove.c (copy_src_to_dest): Remove loop_depth parameter.
4213 (optimize_reg_copy_1): Remove REG_N_REFS updating code.
4214 (optimize_reg_copy_2, copy_src_to_dest, fixup_match_2): Likewise.
4215 (regmove_optimize, fixup_match_1): Likewise.
4217 1999-12-05 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
4219 * flow.c (flow_loops_dump): Add missing argument when calling
4222 1999-12-04 Geoffrey Keating <geoffk@cygnus.com>
4223 Greg McGary <gkm@gnu.org>
4225 * c-common.c (enum attrs): Add A_NO_LIMIT_STACK.
4226 (init_attributes): Add A_NO_LIMIT_STACK.
4227 (decl_attributes): Handle A_NO_LIMIT_STACK.
4228 * c-decl.c (duplicate_decls): Handle DECL_NO_LIMIT_STACK.
4229 * explow.c (allocate_dynamic_stack_space) [!HAVE_allocate_stack]:
4230 Handle stack bounds checking.
4231 * flags.h (flag_stack_check): Use the word 'probe' rather than
4232 'check', because the flag doesn't actually cause any checking to
4234 * function.c (expand_function_start): Set
4235 current_function_limit_stack.
4236 * function.h (struct function): Add limit_stack.
4237 (current_function_limit_stack): Define.
4238 * invoke.texi (Code Gen Options): Document new options.
4239 * rtl.h: Declare stack_limit_rtx.
4240 * toplev.c (stack_limit_rtx): New variable.
4241 (decode_f_option): Handle new options -fstack-limit-register=REG,
4242 -fstack-limit-symbol=IDENT, -fno-stack-limit.
4243 (main): Add stack_limit_rtx as GC root.
4244 * tree.h (DECL_NO_LIMIT_STACK): New macro.
4245 (struct tree_decl): New member no_limit_stack.
4247 * config/rs6000/rs6000.c (rs6000_allocate_stack_space): Handle
4249 * config/rs6000/rs6000.md (allocate_stack): Handle stack_limit_rtx.
4250 (conditional_trap+1): Get new mnemonic correct.
4251 (conditional_trap+2): New pattern for DImode traps.
4253 * config/m68k/m68k.c (output_function_prologue): Handle
4255 * config/m68k/m68k.md (trap): New insn.
4256 (conditional_trap): New insn.
4257 * md.texi (Standard Names): Document `trap' and
4259 * optabs.c (gen_cond_trap): Use start_sequence()/end_sequence()
4260 so a cc0 setter doesn't get emitted at some random place in the
4263 * config/i960/i960.md (trap): New insn.
4264 (conditional_trap): New expander.
4265 (conditional_trap+1, conditional_trap+2): New insns for signed
4267 * config/i960/i960.c (i960_function_prologue): Use
4268 STARTING_FRAME_OFFSET. Handle stack_limit_rtx.
4270 Thu Dec 2 21:22:45 1999 Greg McGary <gkm@gnu.org>
4271 Geoffrey Keating <geoffk@cygnus.com>
4273 * flags.h (warn_padded, warn_packed): Add global var decls.
4274 * toplev.c (warn_padded, warn_packed): Add global var defns.
4275 (W_options): Add warnings `-Wpacked' and `-Wpadded'.
4276 * stor-layout.c (layout_record): Add local variable `type'
4277 to hold often-used TREE_TYPE (field). Add local variable
4278 `unpacked_align' to hold alignment that would be in force
4279 if no `packed' attribute were present. Warn if `packed' attribute
4280 is unnecessary, or even harmful. Warn when gcc inserts padding
4281 to satisfy alignment requirements of members. Use NULL_TREE
4282 when checking whether var_size is set.
4283 * invoke.texi: Document new flags.
4285 1999-12-03 Nathan Sidwell <nathan@acm.org>
4287 * frame.c (fde_split): Reimplement to avoid variable sized array.
4289 Thu Dec 2 18:59:48 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
4291 * combine.c (try_combine): Before fixing up LOG_LINKS for the
4292 i3_subst_into_i2 case, check that GET_CODE (PATTERN (i2)) == PARALLEL.
4294 1999-12-02 Gavin Romig-Koch <gavin@cygnus.com>
4296 * invoke.texi: Document the mips option -mno-crt0
4298 1999-12-02 Mike Karr <mkarr@mathworks.com>
4300 * cccp.c (argdata): Added free_ptr member.
4301 (macroexpand): Initialize free_ptr of each argument. When an
4302 argument's buffers are freed, if the argument's free_ptr corresponds
4303 to a buffer on the input stack, then return the free_ptr to that stack
4304 frame, otherwise, free it.
4305 (macarg): If an argument begins and ends on the same input stack level,
4306 then transfer the free_ptr of that buffer to the argument in case
4307 the stack is popped during the processing of a subsequent argument.
4309 1999-12-02 Bernd Schmidt <bernds@cygnus.co.uk>
4311 * loop.c (note_reg_stored): New function.
4312 (struct note_reg_stored_arg): New structure.
4313 (try_copy_prop): Change to be more conservative; only replace within
4314 one extended basic block and stop replacing if a store to the
4315 replacement reg is seen.
4317 1999-12-02 Nick Clifton <nickc@cygnus.com>
4319 * config/fp-bit.c: Initialise all fields of the NAN
4322 * c-lex.c (check_newline): Pass pragma_getc and pragma_ungetc
4325 Wed Dec 1 18:16:38 1999 Jan Hubicka <hubicka@freesoft.cz>
4327 * i386.md (extend?f?f2): Force the input into a register, not
4330 1999-12-01 Jakub Jelinek <jakub@redhat.com>
4332 * config/sparc/sparc.md (movsf_const_intreg): Add constraints for
4334 (movdf_const_intreg_sp32): Likewise. Prefer the memory load
4335 alternative because setting up 64bit constant is usually costly,
4336 especially when reload is in progress or completed.
4337 (movdf_const_intreg_sp64): Likewise.
4338 (movdf_const_intreg split): Fix building up constants when
4339 HOST_BITS_PER_WIDE_INT is 64 yet long is 32bit.
4341 Wed Dec 1 16:51:22 1999 Jeffrey A Law (law@cygnus.com)
4343 * combine.c (if_then_else_cond): Use const_true_rtx instead of
4344 const1_rtx for return values in EQ/NE comparison against (const_int 0)
4347 * mn10300.c (REG_SAVE_BYTES): Allocate space for AM33 registers.
4348 (asm_file_start): Emit .am33 into assembly file when compiling for
4350 (print_operand_address): Handle POST_INC addresses.
4351 (can_use_return_insn, initial_offset): Check AM33 registers too.
4352 (expand_prologue): Check & save AM33 registers too.
4353 (expand_epilogue): Similarly.
4354 (secondary_reload_class): Handle AM33 specific secondary reloads.
4355 (output_tst): Emit efficient code for the AM33 too.
4356 * mn10300.h (CPP_SPEC, TARGET_AM33): Define.
4357 (TARGET_SWITCHES): Add -mam33 switch.
4358 (FIRST_PSEUDO_REGISTER): Handle new AM33 registers.
4359 (FIXED_REGISTERS, CALL_USED_REGISTERS): Likewise.
4360 (REG_ALLOC_ORDER, CONDITIONAL_REGISTER_USAGE): Likewise.
4361 (HARD_REGNO_MODE_OK, MODES_TIEABLE_P): Likewise.
4362 (enum reg_class, REG_CLASS_NAMES): Likewise.
4363 (REG_CLASS_CONTENTS, REGNO_REG_CLASS): Likewise.
4364 (INDEX_REG_CLASS, REG_CLASS_FROM_LETTER): Likewise.
4365 (REGNO_OK_FOR_INDEX_P, PREFERRED_RELOAD_CLASS): Likewise.
4366 (PREFERRED_OUTPUT_RELOAD_CLASS, LIMIT_RELOAD_CLASS): Likewise.
4367 (REGISTER_MOVE_COST, REGISTER_NAMES): Likewise.
4368 (HAVE_POST_INCREMENT): Define.
4369 (GO_IF_LEGITIMATE_ADDRESS): Allow POST_INC addresses for the AM33.
4370 (GO_IF_MODE_DEPENDENT_ADDRESS): POST_INC is a mode dependent address.
4371 * mn10300.md (movqi, movhi, addsi, subsi): Add AM33 variants.
4372 (mulsi, andsi, iorsi, xorsi, notsi): Likewise.
4373 (ashiftsi, lshiftrtsi, ashiftrtsi): Likewise.
4374 (zero_extend to SI from QI/HI): Likewise.
4375 (sign_extend to SI from QI/HI): Likewise.
4376 (mulsidi3, umulsidi3): New patterns for the AM33.
4377 (tstsi with zero extension from QI/HI): Add AM33 variants.
4378 (movsi, movsf, movdi, movdf): Generate efficient code for the AM33 too.
4379 (return_internal_regs, store_movm): Handle new AM33 registers.
4380 * t-mn10300 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Define.
4381 (LIBGCC, INSTALL_LIBGCC): Likewise.
4382 * invoke.texi: Document new flags.
4384 Fri Nov 26 10:59:12 CET 1999 Jan Hubicka <hubicka@freesoft.cz>
4386 * i386.md (addsi3_cc): Add "binary_operator_ok" to the condition.
4387 (addsi3_carry): Likewise.
4388 (sbbsi3_cc): Add "binary_operator_ok" to the condition.
4389 (sbbsi3_carry): Likewise.
4390 (mulsi3): Rewrite to expander, ensure that only one operand is memory.
4392 (test?i_1): Ensure that only one operand is memory.
4393 (conditional move patterns): likewise.
4394 (shift and rotate patterns): Rewrite to expander, add
4395 "binary_operator_ok" to the condition.
4397 * i386.md (QImode patterns): Remove '*' before the 'r' constraints.
4398 * i386.h (procesor_costs): Add movzbl_load field.
4399 (HARD_REGNO_MODE_OK): Accept QImode on non PARTIAL_REGISTER_STALL in
4400 non-Q registers, accept DImode registers anywhere.
4402 (MEMORY_MOVE_COST): Calculate QImode moves correctly.
4403 * i386.c (*_cost): Set value for movxbl_load field.
4405 * (addsi): New add to lea splitter.
4407 (lea to add/shift peep2): New.
4409 1999-12-01 Mark Salter <msalter@cygnus.com>
4411 * config/mips/elf.h (STARTFILE_SPEC): Add no-crt0.
4412 * config/mips/elf64.h (STARTFILE_SPEC): Add no-crt0.
4413 * config/mips/mips.h (TARGET_SWITCHES): Add no-crt0.
4415 Tue Nov 30 15:20:52 MET 1999 Jan Hubicka <hubicka@freesoft.cz>
4417 * i386.c (ix86_expand_move): Never add clobbers to move patterns.
4418 * i386.md (movsi_xor): New.
4420 (movsi_1, movhi_1, movqi_1): Remove.
4421 (movsi_2): Rename to movsi_1.
4422 (movhi_2): Rename to movhi_1.
4423 (movqi_2): Rename to movqi_1.
4424 (movdi_1): Remove; remove splitter.
4425 (movdi_2): Rename to movdi_1.
4426 (divmodsi4 splitter): Do not emit clobbers for move patterns.
4427 (long move peep2): Do not create QI or HI mode mov0s
4428 (mov -1,reg -> or peep2s): Enable again, rewrite to single peephole.
4430 * i386.md (zero_extend?i?i2): Rewrite to expanders; new patterns,
4433 * i386.md (neg?f2_if): Split "r" and "f" to separate alternatives.
4434 (abs?f2_if): Likewise.
4436 1999-11-30 Alex Samuel <samuel@codesourcery.com>
4438 * ggc.h (ggc_test_and_set_mark): New macro.
4439 (ggc_mark_rtx): Use ggc_test_and_set_mark.
4440 (ggc_mark_tree): Likewise.
4441 (ggc_mark_rtvec): Likewise.
4442 * ggc-common.c (ggc_mark_rtx_children): Reduce recursion.
4444 1999-11-30 Jason Merrill <jason@casey.cygnus.com>
4446 * dwarf2out.c (scope_die_for): Only handle types. Only search for
4448 (decl_scope_table): Just an array of trees now.
4449 (push_decl_scope): Simplify.
4450 (dwarf2out_init): Adjust.
4451 (local_scope_p): New fn.
4452 (gen_inlined_enumeration_type_die): Don't call scope_die_for.
4453 (gen_inlined_union_type_die, gen_inlined_structure_type_die): Likewise.
4454 (gen_typedef_die): Likewise.
4455 (gen_lexical_block_die): Don't call push/pop_decl_scope.
4456 (gen_inlined_subroutine_die): Likewise.
4457 (gen_abstract_function): Set current_function_decl temporarily.
4458 (gen_subprogram_die): Don't check DECL_ABSTRACT to set declaration.
4459 Handle block extern declarations. Don't call push/pop_decl_scope.
4460 (gen_decl_die): Fix logic for block externs.
4462 1999-11-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4464 * calls.c (special_function_p): Remove `realloc' and add `strdup'
4465 to the list of functions which have attribute malloc by default.
4467 1999-11-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4469 * c-lex.c (yylex): With -Wtraditional, when the ANSI type of an
4470 integer constant does not match the traditional type, limit the
4471 warnings to cases where the base of the type is ten.
4473 * invoke.texi (-Wtraditional): Document it.
4475 Tue Nov 30 15:18:35 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
4477 * combine.c (try_combine): Only pass SET or CLOBBER to SET_DEST
4478 * rs6000.md: Only access a CONST_INT with INTVAL
4480 Tue Nov 30 14:21:00 1999 Richard Henderson <rth@cygnus.com>
4482 * lcm.c (compute_laterin): Cast bb->aux to size_t not int.
4483 (compute_nearerout): Likewise.
4484 * ggc-page.c (ggc_page_print_statistics): Explicitly cast
4485 size_t to unsigned long for formatting.
4487 1999-11-30 Jakub Jelinek <jakub@redhat.com>
4489 * config/sparc/sparc.h (FIXED_REGISTERS, CONDITIONAL_REGISTER_USAGE):
4490 Allow the user to override call-used/fixed state of %g2-5
4491 registers from the command line (with the exception of %g4 for
4493 (REG_LEAF_ALLOC_ORDER): Move %g1 and %g4-7 registers to front, so that
4494 there is a higher chance of having a leaf function.
4495 (MACHINE_STATE_SAVE, MACHINE_STATE_RESTORE): Provide separate macros
4496 for ARCH64 which has %ccr register.
4497 * config/sparc/sparc.md (return_losum_si, return_losum_di): New
4499 * config/sparc/sparc.c (eligible_for_epilogue_delay): For the return
4500 insn accept into delay slot any insn which does not use %[ol]
4501 registers. Accept some LO_SUM and shift left by 1 for the normal
4503 (output_function_epilogue): Likewise.
4504 (epilogue_renumber): Added argument which inhibits any renumbering
4505 and just tests if the rtx does not use any %[ol] registers.
4506 (output_return): Reflect above change.
4508 1999-11-30 Jakub Jelinek <jakub@redhat.com>
4510 * config/sparc/sparc.c (sparc_va_arg): Fix sparc64 va_arg
4511 aggregate passing for sizes <= 16 bytes.
4513 1999-11-30 Bernd Schmidt <bernds@cygnus.co.uk>
4515 * cse.c (FIXED_REGNO_P): Delete tests for OVERLAPPING_REGNO_P.
4516 * global.c (global_alloc): Delete [OVERLAPPING_REGNO_P] code.
4517 * reload.c (find_dummy_reload): Likewise.
4518 (find_equiv_reg): Likewise; also for INSN_CLOBBERS_REGNO_P.
4519 * reload1.c (reload_as_needed): Likewise.
4520 * stupid.c (stupid_find_reg): Likewise.
4521 * tm.texi (Obsolete Register Macros): Delete section.
4522 * gmicro.h: Remove all traces of the two macros.
4527 1999-11-30 Brendan Kehoe <brendan@cygnus.com>
4529 * sparc.h (MASK_FASTER_STRUCTS, TARGET_FASTER_STRUCTS): Define.
4530 (TARGET_SWITCHES): Add -mfaster-structs/-mno-faster-structs flags.
4531 (ROUND_TYPE_ALIGN): Use better value if -mfaster-structs.
4532 * sparc.md (sparclite86x_branch, sparclite86x_shift): New function
4533 units for the sparclite86x chip.
4534 (flush): Revert October 14th change; add SImode specifically.
4535 (flushdi): Copy of flush, but DImode, to avoid genrecog warnings.
4536 * invoke.texi: Document it.
4538 Tue Nov 30 14:58:14 1999 Nick Clifton <nickc@cygnus.com>
4540 * config/mn10200/mn10200.h (PREDICATE_CODES): Add
4541 psimode_truncation_operand.
4543 * config/mn10200/mn10200.c (psimode_truncation_operand): New
4544 function. Return true if the operand is either a MEM valid
4545 for a PSImode address or not a MEM at all.
4547 * config/mn10200/mn10200.md (truncsipsi2): Use
4548 psimode_truncation_operand.
4550 1999-11-30 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
4552 * flow.c (flow_nodes_print, flow_loops_cfg_dump): New functions.
4553 (flow_loop_nested_p, flow_loops_dump, flow_loops_free): Likewise.
4554 (flow_loop_exits_find, flow_loop_nodes_find): Likewise.
4555 (flow_depth_first_order_compute, flow_loop_pre_header_find): Likewise.
4556 (flow_loop_tree_node_add, flow_loops_tree_build): Likewise.
4557 (flow_loop_level_compute, low_loops_level_compute): Likewise.
4558 (flow_loops_find, flow_loop_outside_edge_p): Likewise.
4559 * basic-block.h: Protect from multiple inclusion.
4560 (flow_loops_find, flow_loops_free, flow_loop_dump): Add protoypes.
4561 (struct loops, struct loop): Define structures.
4562 * sbitmap.c (sbitmap_a_subset_b_p): New function.
4563 * sbitmap.h: Protect from multiple inclusion.
4564 (sbitmap_a_subset_b_p): Add prototype.
4565 * Makefile.in (LOOP_H): New macro.
4566 (stmt.o, integrate.o, loop.o, unroll.o): Replace loop.h with LOOP_H.
4568 Tue Nov 30 01:34:47 1999 Philippe De Muyter <phdm@macqel.be>
4570 * cppinit.c (CAT): The argument list of this macro may not contain
4573 1999-11-29 David S. Miller <davem@redhat.com>
4575 Move quantity tables and register equivalence chains into
4576 per-qty and per-register structure arrays respectively.
4577 * cse.c (qty_first_reg, qty_last_reg, qty_mode, qty_const,
4578 qty_const_insn, qty_comparison_code, qty_comparison_const,
4579 qty_comparison_qty): Delete, replace with...
4580 (qty_table): this structure table.
4581 (reg_next_eqv, reg_prev_eqv): Delete, replace with...
4582 (reg_eqv_table): this structure table.
4583 (make_new_qty): Add argument MODE. Caller updated.
4584 Update to use qty_table and reg_eqv_table.
4585 (make_regs_eqv, delete_reg_equiv, insert_regs,
4586 insert, exp_equiv_p, cse_rtx_varies_p, canon_reg,
4587 fold_rtx, equiv_constant, record_jump_cond, cse_insn,
4588 cse_process_notes, cse_main, cse_basic_block): Likewise.
4590 Mon Nov 29 16:56:42 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4592 * fold-const.c (extract_muldiv, case {MIN,MAX}_EXPR): Reverse
4593 operation if C is negative.
4594 (extract_muldiv, case SAVE_EXPR): Supresss if arg has side effects.
4595 (extract_muldiv, case {PLUS,MINUS}_EXPR): Don't apply distributive
4596 law for some divisions if constant is negative and change other
4597 divisions to the opposite rounding.
4599 * expr.c (store_constructor_field): If bit position is not multiple
4600 of alignment of TARGET's mode, use BLKmode.
4602 * expr.c (expand_expr_unaligned): Add more code from full case
4603 that is needed when OP0 is in a register.
4605 Mon Nov 29 18:09:39 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
4607 * dwarfout.c (field_byte_offset): Size can be zero if there was
4610 1999-11-29 Bernd Schmidt <bernds@cygnus.co.uk>
4612 * fold-const.c (split_tree): Delete unused vars ORIG_IN and TYPE.
4613 (associate_trees): Delete unused var TEM.
4614 (extract_muldiv): Delete unused var CANCEL_P.
4616 * fold-const.c [TARGET_FLOAT_FORMAT != IEEE_FLOAT_FORMAT]
4617 (target_isinf, target_isnan, target_negative): Add return types to
4618 function definitions.
4620 1999-11-29 Bruce Korb <autogen@linuxbox.com>
4622 * fixinc/fixincl.c(process): don't skip GLIBC files any more.
4623 * fixinc/hackshell.tpl: ditto
4624 * fixinc/fixtests.c(double_slash_test): more C++ header testing
4625 * fixinc/inclhack.def(AAB_fd_zero_glibc*): corrected spelling of mach
4627 1999-11-29 Bernd Schmidt <bernds@cygnus.co.uk>
4629 * reload.c (push_reload): When looking for a register to put into
4630 reg_rtx, make sure all hard regs in a multi-reg register are in the
4631 right class and nonfixed.
4633 * haifa-sched.c (reg_last_uses, reg_last_sets, reg_last_clobbers,
4634 pending_read_insns, pending_write_insns, pending_read_mems,
4635 pending_write_mems, pending_list_length, last_pending_memory_flush,
4636 last_function_call, sched_before_next_call): Move static variables
4638 (bb_ prefixed versions): Replace with single array bb_deps.
4639 (struct deps): New structure.
4640 (add_insn_mem_dependence, flush_pending_lists, sched_analyze_1,
4641 sched_analyze_2, sched_analyze_insn, sched_analyze): Accept new
4642 argument of type "struct deps *"; use that instead of global
4643 variables. All callers changed.
4644 (init_rgn_data_dependencies): Delete function.
4645 (init_rtx_vector): Delete function.
4646 (init_deps): New function.
4648 (free_pending_lists): Simplify, we always use the bb_deps array even
4649 if only one basic block.
4650 (compute_block_backward_dependences): Likewise.
4651 (schedule_region): Likewise.
4653 (propagate_deps): New function, broken out of
4654 compute_block_backward_dependences.
4655 (compute_block_backward_dependences): Use it.
4657 * alpha.md: Delete useless patterns that tried to work around
4658 register elimination problems.
4660 * unroll.c (loop_iterations): Don't abort if iteration variable
4663 From Joern Rennecke:
4664 * reload1.c (reloads_conflict): Reverse test comparing operand
4665 numbers when testing for conflict between output/outaddr reloads.
4667 1999-11-29 David S. Miller <davem@redhat.com>
4669 * config/sparc/sparc.c (init_cumulative_args): Fix type of third
4671 * config/sparc/sparc-protos.h: Update proto, move into RTX_CODE.
4673 1999-11-28 Robert Lipe <robertl@cygnus.com>
4675 * i386/sco5.h (FINI_SECTION_ASM_OP_COFF): Move destructor fn
4676 table from .fini into .dtor.
4678 1999-11-28 Anthony Green <green@cygnus.com>
4680 * tree.h (struct tree_decl): Add malloc_flag.
4681 (DECL_IS_MALLOC): Define.
4682 * c-common.c (attrs): Add A_MALLOC attribute.
4683 (init_attributes): Add this attribute to the table.
4684 (decl_attributes): Handle malloc attribute.
4685 * calls.c (special_function_p): Check for the malloc attribute.
4686 * extend.texi (Function Attributes): Document malloc attribute.
4688 Sun Nov 28 13:21:00 1999 Jeffrey A Law (law@cygnus.com)
4690 * pa.md (reload shift-add patterns): Remove.
4692 1999-11-28 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
4694 * reorg.c (dbr_schedule) Print more statistics. Corrected
4695 problem when printing info when 3 delay slots are filled.
4697 1999-11-28 Jakub Jelinek <jakub@redhat.com>
4699 * combine.c (setup_incoming_promotions): Pass an outgoing
4700 regno to FUNCTION_ARG_REGNO_P which it expects.
4702 1999-11-28 Andreas Jaeger <aj@suse.de>
4704 * mips/linux.h (CPP_PREDEFINES): Undefine before redefining.
4706 Sun Nov 28 00:48:15 1999 Philippe De Muyter <phdm@macqel.be>
4708 * cccp.c (do_include): Avoid initialization of automatic variable.
4710 * integrate.c (mark_stores): Function definition made void, to match
4711 previous declaration.
4712 * regclass.c (dump_regclass): Ditto.
4713 * Makefile.in (WARN_CFLAGS): Macro augmented by `-Wtraditional'.
4715 Sat Nov 27 08:38:26 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4717 * expr.c (store_constructor): Use EXACT_DIV_EXPR when dividend is
4718 known to be multiple of divisor.
4720 * expr.c (store_constructor): Don't clobber TARGET if CLEARED.
4722 * combine.c (try_combine): Add code to try to merge a set of a
4723 two-word pseudo to a constant with a setting of one of those words
4726 * fold-const.c (negate_expr, associate_trees, extract_muldiv): New.
4727 (split_tree): Completely rework to make more general.
4728 (make_range, fold): Call negate_expr.
4729 (fold, case NEGATE_EXPR): Simplify -(a-b) is -ffast-math.
4730 (fold, associate): Call new split_tree and associate_trees.
4731 (fold, case MULT_EXPR, case *_{DIV,MOD}_EXPR): Call extract_muldiv.
4733 1999-11-26 Bernd Schmidt <bernds@cygnus.co.uk>
4735 * loop.c (try_copy_prop): Avoid GNU C extension.
4737 1999-11-25 Mark Mitchell <mark@codesourcery.com>
4739 * except.c (init_eh_for_function): Still zero eh_return_context,
4740 eh_return_stack_adjust, and eh_return_handler.
4742 * except.h (eh_status): Adjust documentation for x_protect_list.
4743 (begin_protect_partials): New function.
4744 * except.c (enqueue_eh_entry): Fix formatting.
4745 (get_first_handler): Add consistency check.
4746 (add_partial_entry): Adjust usage of protect_list.
4747 (emit_cleanup_handler): Save and restore ehqueue.
4748 (expand_start_all_catch): Add comment.
4749 (begin_protect_partials): New function.
4750 (end_protect_partials): Adjust usage of protect_list.
4751 (init_eh_for_function): Use xcalloc.
4753 1999-11-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4755 * c-common.c (check_format_info): Don't call a variadic function
4756 with a non-literal format string.
4758 * c-decl.c (grokdeclarator, start_struct, finish_struct): Likewise.
4760 * c-typeck.c (build_component_ref, build_unary_op, lvalue_or_else,
4761 pedantic_lvalue_warning, error_init, pedwarn_init, warning_init):
4764 * cccp.c (check_macro_name, do_xifdef, vwarning_with_line):
4767 * collect2.c (collect_wait): Likewise.
4769 * dbxout.c (dbxout_type): Likewise.
4771 * gcc.c (do_spec_1): Likewise.
4773 * genemit.c (gen_insn, gen_expand): Likewise.
4775 * genrecog.c (write_switch, write_subroutine): Likewise.
4777 * mips-tfile.c (catch_signal, botch): Likewise.
4779 * print-rtl.c (print_rtx): Likewise.
4781 * toplev.c (default_print_error_function, report_error_function,
4782 _fatal_insn): Likewise.
4784 1999-11-25 Mark Mitchell <mark@codesourcery.com>
4786 * tree.c (unsave_expr_now): Handle NULL_TREE as input.
4788 Wed Nov 24 17:08:09 MET 1999 Jan Hubicka <hubicka@freesoft.cz>
4790 * reg-stack.c (subst_stack_regs_pat): Swap operands in commutative
4791 operations when needed.
4792 * i386.md (fop_?f_comm): New.
4793 (fop_?f_1): Do not accept commutative operands.
4795 1999-11-25 Andreas Jaeger <aj@suse.de>
4797 * config/mips/mips.md (casesi_internal): Add missing brace.
4799 1999-11-25 Jason Merrill <jason@casey.cygnus.com>
4801 * dwarf2out.c (pend_type, output_pending_types_for_scope): Lose.
4802 (splice_child_die): Handle moving a child DIE from the declaration
4803 DIE of a class to its specification.
4804 (gen_struct_or_union_type_die): Use 'complete' consistently.
4805 (gen_decl_die): Generate the virtual context DIE first.
4806 Use decl_ultimate_origin instead of DECL_ABSTRACT_ORIGIN.
4808 1999-11-24 Gavin Romig-Koch <gavin@cygnus.com>
4810 * config/mips/mips.md (call_value_multiple_interanal1): New.
4812 1999-11-24 Jason Merrill <jason@casey.cygnus.com>
4814 * dwarf2out.c (free_AT, free_die): New fns.
4815 (remove_children): Call them.
4816 (output_line_info): Disable removal of duplicate notes.
4818 Generate minimal debug info for types with TYPE_DECL_SUPPRESS_INFO set.
4819 * dwarf2out.c (gen_struct_or_union_type_die): TYPE_DECL_SUPPRESS_INFO
4820 means pretend the type isn't defined.
4821 Don't defer emitting types.
4822 (gen_type_die_for_member): New fn.
4823 (gen_decl_die): Call it.
4824 (splice_child_die): New fn.
4825 (gen_member_die): Call it rather than generate duplicate dies.
4827 Defer emitting information for the abstract instance of an inline
4828 until we either inline it or emit an out-of-line copy.
4829 * dwarf2out.c (decl_ultimate_origin): Ignore DECL_ABSTRACT_ORIGIN
4830 from output_inline_function if DECL_ABSTRACT is also set.
4831 (block_ultimate_origin): Likewise.
4832 (gen_abstract_function): New fn.
4833 (gen_decl_die, gen_inlined_subroutine_die): Call it.
4834 (gen_subprogram_die): An abstract instance is not a declaration
4835 just because it doesn't match current_function_decl. Don't abort
4836 because DECL_DEFER_OUTPUT isn't set. Do abort if a declaration
4837 has an abstract origin.
4838 * toplev.c (rest_of_compilation): Don't emit dwarf2 info for the
4839 abstract instance here.
4841 Wed Nov 24 18:39:18 1999 Andrew Haley <aph@cygnus.com>
4843 * config/sh/sh.h (SECONDARY_OUTPUT_RELOAD_CLASS): Add the case
4844 where we need to reload fpul from a system register.
4846 1999-11-24 Andreas Jaeger <aj@suse.de>
4848 * config/mips/linux.h (CPP_PREDEFINES): Added.
4849 (LINK_SPEC): Remove -Y since this is only needed on sparc.
4851 1999-11-24 Andreas Jaeger <aj@suse.de>
4853 * config/mips/linux.h (TARGET_VERSION): Added.
4854 (HANDLE_SYSV_PRAGMA): Added.
4855 (DEFAULT_VTABLE_THUNKS): Added.
4857 Wed Nov 24 14:12:15 MET 1999 Jan Hubicka <hubicka@freesoft.cz>
4859 * local-alloc.c (qty): New structure and static variable.
4860 (qty_phys_reg): Remove, all references changed to qty.
4861 (qty_n_refs): Likewise.
4862 (qty_min_class): Likewise.
4863 (qty_birth): Likewise.
4864 (qty_death): Likewise.
4865 (qty_size): Likewise.
4866 (qty_mode): Likewise.
4867 (qty_n_calls_crossed): Likewise.
4868 (qty_alternate_class): Likewise.
4869 (qty_changes_size): Likewise.
4870 (qty_first_reg): Likewise.
4871 (alloc_qty): Rename variable QTY to QTYNO.
4872 (finf_free_reg): Likewise.
4873 (local_alloc): Allocate qty, do not allocate the removed variables.
4875 Wed Nov 24 17:26:05 1999 Geoffrey Keating <geoffk@cygnus.com>
4877 * config/mips/mips.h (ASM_SPEC): Don't pass -G to the assembler
4878 when -membedded-pic is passed.
4880 * config/mips/mips.md (casesi): Handle 64-bit case too.
4881 (casesi_internal_di): New insn.
4883 * config/mips/mips.c (embedded_pic_offset): Always make the
4884 embedded-pic subtractions relative to the name of the current
4885 function by use of the magic string "..CURRENT_FUNCTION".
4886 * config/mips/mips.h (ASM_OUTPUT_LABELREF): Make the magic happen.
4888 1999-11-24 Geoffrey Keating <geoffk@cygnus.com>
4890 * config/mips/mips.md (div_trap_normal): Don't ask for the REGNO
4891 of (const_int 0), when what we really care about is
4892 whether it's a zero constant anyway.
4893 (div_trap_mips16): Likewise.
4895 1999-11-23 Mark Mitchell <mark@codesourcery.com>
4897 * loop.c (loop_optimize): Always find_loop_tree_blocks and
4898 unroll_block_trees when generating debuggable code.
4900 * tree.h (unsave_expr_1): New function.
4901 (lang_unsave): New variable.
4902 (get_callee_fndecl): New function.
4903 * tree.c (unsave_expr_now_r): New function.
4904 (lang_unsave): Define.
4905 (unsave_expr_1): Likewise.
4906 (unsave_expr_now_r): Split out from unsave_expr_now.
4907 (unsave_expr_now): Call lang_unsave if it is non-NULL. Otherwise,
4908 call unsave_expr_now_r.
4909 (get_callee_fndecl): Define.
4911 * Makefile.in (gencheck): Don't depend on lang_tree_files.
4912 (gencheck.o): Do depend on lang_tree_files.
4914 * integrate.h (copy_decl_for_inlining): New declaration.
4915 * integrate.c (copy_and_set_decl_abstract_origin): Remove.
4916 (copy_decl_for_inlining): New function.
4917 (integrate_parm_decls): Use it.
4918 (integrate_decl_tree): Likewise.
4920 1999-11-23 Gavin Romig-Koch <gavin@cygnus.com>
4922 * config/mips/mips.h (ISA_HAS_FP4,ISA_HAS_CONDMOVE,ISA_HAS_8CC): Split
4923 the second two from the first.
4924 (CONDITIONAL_REGISTER_USAGE): Use ISA_HAS_8CC rather than ISA_HAS_FP4.
4925 * config/mips/mips.md (movcc,reload_incc,reload_outcc,
4926 conditional move): Use ISA_HAS_CONDMOVE or ISA_HAS_8CC rather than
4928 * config/mips/mips.c (mips_move_1word,gen_conditional_branch,
4929 override_options): Use ISA_HAS_CONDMOVE or ISA_HAS_8CC rather than
4932 Tue Nov 23 11:15:04 1999 Jeffrey A Law (law@cygnus.com)
4934 * pa.md (call_internal_symref, call_value_internal_symref): No mode
4935 needed on the address operand.
4936 * pa.c (call_operand_address): Check for the correct mode.
4938 1999-11-23 Bernd Schmidt <bernds@cygnus.co.uk>
4940 * loop.c: Include "basic-block.h".
4941 (try_copy_prop, replace_loop_reg): New functions.
4942 (load_mems): Detect registers that just hold copies of the hoisted
4943 mem, and call try_copy_prop to eliminate them.
4944 * Makefile.in (loop.o): Update dependencies.
4946 Tue Nov 23 01:03:29 1999 Hans-Peter Nilsson <hp@axis.com>
4948 * Makefile.in (gencheck.o): Depend on gencheck.h.
4949 (insn-emit.o): Depend on flags.h, hard-reg-set.h and resource.h.
4950 (insn-peep.o): Depend on except.h and function.h.
4951 (insn-attrtab.o): Depend on RECOG_H.
4952 (insn-output.o): Depend on toplev.h and flags.h.
4953 (gengenrtl.o): Depend on real.h.
4954 (gen-protos.o): Depend on cpplib.h and cpphash.h.
4955 Unify all dependencies to be on RECOG_H rather than recog.h.
4957 Tue Nov 23 00:57:10 1999 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4959 From Casper H.S. Dik on comp.unix.solaris, 23 Oct 1998:
4960 * configure.in: Try building a bi-arch 32/64-bit compiler on
4961 sparc-*-solaris2.7 and higher.
4962 * configure: Rebuild.
4964 Mon Nov 22 23:09:44 1999 David O'Brien <obrien@FreeBSD.org>
4966 * config/freebsd.h: New, FreeBSD architecture independent file.
4967 * config/i386/freebsd-elf.h: removed FreeBSD architecturally
4969 * config/i386/freebsd.h: include i386/perform.h via tm.h rather than
4970 directly by i386/freebsd.h.
4971 * configure.in (*-*-freebsdelf): Include new FreeBSD architecturally
4972 independent configuration file.
4973 (*-*-freebsdelf): Include i386/perform.h via tm.h rather than
4974 directly by i386/freebsd.h.
4975 * configure: Rebuilt.
4977 * xm-i386.h: Define `__i386__' if not defined, rather than `i386'
4978 which is in the user's namespace.
4979 * libgcc2.c: Look for the ANSI-C approved `__i386__' symbol, vs.
4980 `i386' which is not in our namespace.
4982 Mon Nov 22 22:58:01 1999 "R. Kelley Cook" <KelleyCook@attglobal.net>
4984 * invoke.texi (ARM Options): Add in -mno-alignment-traps
4986 1999-11-22 Jason Merrill <jason@casey.cygnus.com>
4988 * dwarf2out.c (die_struct): Remove die_attr_last and die_child_last.
4989 (add_dwarf_attr, add_child_die): Just push onto the front.
4990 (reverse_die_lists): New fn.
4991 (add_sibling_attributes): Use it.
4992 (push_decl_scope): Reorganize.
4993 (add_name_and_src_coords_attributes): Don't set file and line for
4995 (gen_subprogram_die): An artificial function doesn't need to match
4997 (gen_compile_unit_die): Return the generated die. Only add
4998 AT_comp_dir if the filename is relative.
4999 (remove_AT): Simplify loop. Also free string values.
5000 (output_die): A DIE ref can't be null.
5001 (output_value_format, value_format): Take a dw_attr_ref.
5002 (dwarf_last_decl, is_extern_subr_die, sibling_offset): Remove.
5003 (AT_class, AT_flag, AT_int, AT_unsigned, AT_string, AT_ref, AT_loc,
5004 AT_addr, AT_lbl): New fns.
5005 (various): Use them.
5006 (various): Constify.
5008 Mon Nov 22 23:53:50 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
5010 * combine.c (combine_simplify_rtx): When handling a SUBREG,
5011 take SUBREG_WORD into account.
5012 (if_then_else_cond): Likewise.
5014 1999-11-22 Jason Merrill <jason@casey.cygnus.com>
5016 * gmon.c, i386/gmon-sol2.c, sparc/gmon-sol2.c: Remove advertising
5017 clause from BSD license, pursuant with
5019 ftp://ftp.cs.berkeley.edu/pub/4bsd/README.Impt.License.Change
5021 1999-11-22 Bernd Schmidt <bernds@cygnus.co.uk>
5023 * loop.c (load_mems): Reformat slightly.
5024 * basic-block.h (regset_head): New typedef.
5025 (INIT_REG_SET): New macro.
5027 1999-11-22 Bruce Korb <autogen@linuxbox.com
5029 * fixinc/mkfisinc.sh(i?86-*-linux): disable script, run fixincl exe
5030 (mips-dec-bsd*): non-functional code
5031 (alpha*-*-linux-gnu*): redundant, duplicated by "*-*-linux-gnu*"
5033 * fixinc/inclhack.def(AAB_fd_zero_glibc_*):
5034 added three replacement fixes
5035 (no_double_slash): removed comments that are not (any longer) pertinent
5036 (bad_lval): this fix currently runs against many files.
5037 The comment seems to indicate that we should select for files
5038 containing 'pragma extern_prefix'.
5040 * fixinc/fixinc.x86-linux-gnu: deleted
5041 * fixinc/inclhack.sh: regen
5042 * fixinc/fixincl.x: regen
5043 * fixinc/fixincl.sh: regen
5045 Fri Nov 12 14:08:40 1999 Andrew Haley <aph@cygnus.com>
5047 * emit-rtl.c (gen_sequence): Only return the pattern of an insn if
5048 its code is INSN and it has no notes.
5050 1999-11-22 Andrew Haley <aph@cygnus.com>
5052 * varasm.c (function_defined): Remove.
5053 (make_function_rtl): Don't set function_defined.
5054 (make_decl_rtl): Remove global register warning.
5055 * regclass.c (no_global_reg_vars): New variable.
5056 (globalize_reg): Warn if function has already been defined.
5057 (regclass_init): Set no_global_reg_vars.
5059 Mon Nov 22 14:42:22 MET 1999 Jan Hubicka <hubicka@freesoft.cz>
5061 * regclass.c (reg_pref): New structure and static variable
5062 (prefclass): Delete.
5064 (all uses of prefclass and altclass): Use reg_pref instead.
5066 1999-11-21 Nick Clifton <nickc@cygnus.com>
5068 * invoke.texi (ARM Options): Replace -mshort-load-bytes with
5070 (arm.h): Replace -mshort-load-bytes with -malignment-traps.
5071 (arm.c): Replace TARGET_SHORT_BY_BYTES with TARGET_MMU_TRAPS.
5072 (arm.md): Replace TARGET_SHORT_BY_BYTES with TARGET_MMU_TRAPS.
5074 Sun Nov 21 17:11:13 1999 Geoffrey Keating <geoffk@cygnus.com>
5076 * varasm.c (output_constructor): Solve problem with long long
5077 bitfields, even on BYTES_BIG_ENDIAN machines (testcase 991118-1).
5079 Fri Nov 19 05:48:45 CET 1999 Jan Hubicka <hubicka@freesoft.cz>
5081 * global.c (allocno): New structure and static variable.
5082 (allocno_reg): Remove, all references replaced by allocno.
5083 (allocno_size): Likewise.
5084 (hard_reg_conflicts): Likewise.
5085 (hard_reg_preferences): Likewise.
5086 (hard_reg_copy_preferences): Likewise.
5087 (hard_reg_full_preferences): Likewise.
5088 (regs_someone_prefers): Likewise.
5089 (allocno_calls_crossed): Likewise.
5090 (allocno_n_refs): Likewise.
5091 (allocno_live_length): Likewise.
5092 (find_reg): Rename ALLOCNO to NUM.
5094 * regclass.c (may_move_in_cost): Rename from may_move_cost, all
5096 (may_move_out_cost): New variable.
5097 (init_reg_sets_1): Initialize may_move_out_cost.
5098 (record_reg_classes): Use may_move_out_cost.
5100 * regclass.c (dump_regclass): New function.
5101 (regclass): New parameter DUMP, call DUMP_REGCLASS.
5102 * toplev.c (rest_of_compilation): Open lreg dump file before regclass,
5103 pass rtl_dump_file to regclass.
5104 * rtl.h (regclass): Update prototype.
5106 Fri Nov 19 06:32:19 CET 1999 Jan Hubicka <hubicka@freesoft.cz>
5108 * i386.md (neg, not and abs patterns): Revmap to use
5109 ix86_expand_unary_operator and ix86_unary_operator_ok.
5110 (add?f and sub?f expanders): Force operand 1 to register.
5111 * i386.c (ix86_expand_unary_operator): Rewrite.
5112 (ix86_unary_operator_ok): Ensure that memory operands
5114 (ix86_binary_operator_ok): Do not allow operand 1 to
5115 come into memory and operand 0 not.
5116 (ix86_expand_binary_operator): Ensure that
5117 src1 is not non-matching memory.
5119 * i386.md (negs?2): Rewrite to expanders, new patterns and splitters
5120 to support integer registers and memory.
5121 (abss?2_integer): Likewise.
5123 * i386.h (enum reg_class): Add FLOAT_INT_REGS.
5124 (REG_CLASS_NAMES): Likewise.
5125 (REG_CLASS_CONTENTS): Define FLOAT_INT_REGS as union of FLOAT_REGS
5127 * i386.md (pushsf): Do not preferre FLOAT_REGS over GENERAL_REGS.
5128 (movsf): Likewise; unify 4th and 5th alternative.
5130 (movdf_1): Likewise; rename to movdf_integer.
5131 (pushxf): Likewise; rename to pushxf_integer; fix output template;
5132 remove redundant splitter.
5133 (movxf_1): Likewise; rename to movxf_integer; fix splitter's condition.
5134 (movdf_nointeger): New.
5135 (movxf_nointeger): New.
5136 (pushxf_nointeger): New.
5138 * i386.md (extend?f?f): Split to expander and pattern, refuse two
5139 memory operands in patterns.
5140 (fop*): Refuse two memory operands.
5142 * i386.md (ashrsi3_31): Allow cltd when optimizing for size even
5143 on !TARGET_USE_CLTD CPUs.
5145 Fri Nov 19 10:41:15 GMT 1999 Nathan Sidwell <nathan@acm.org>
5147 * extend.texi: Document C++ restricted pointers and references.
5149 1999-11-19 Bernd Schmidt <bernds@cygnus.co.uk>
5151 * cse.c (addr_affects_sp): No longer conditional on AUTO_INC_DEC.
5152 (invalidate_skipped_set): Call it unconditionally.
5153 (cse_set_around_loop): Likewise.
5155 Thu Nov 18 17:29:34 MST 1999 Diego Novillo <dnovillo@cygnus.com>
5157 * rtl.texi (mem): Add documentation for alias-set argument
5160 Fri Nov 18 13:39:22 CET 1999 Jan Hubicka <hubicka@freesoft.cz>
5162 * i386.h (struct_processor_costs): New fields int_load, int_store,
5163 fp_move, fp_load and fp_store
5164 (REGISTER_MOVE_COST): Fix comment, calculate exactly the cost of
5166 (MEMORY_MOVE_COST): New macro.
5167 * i386.c (386_cost): Define new fields.
5168 (i486_cost): Likewise.
5169 (pentium_cost): Likewise.
5170 (pentiumpro_cost): Likewise.
5171 (k6_cost): Likewise.
5173 Fri Nov 19 11:11:55 1999 Greg McGary <gkm@gnu.org>
5174 Geoffrey Keating <geoffk@cygnus.com>
5176 * config/m68k/m68kelf.h: Suppress '/* within comment' warning.
5178 * config/m68k/m68k.h (MASK_PCREL): Don't use same value as
5181 * config/m68k/m68k.h (MASK_NO_STRICT_ALIGNMENT): New macro.
5182 (TARGET_STRICT_ALIGNMENT): New macro.
5183 (TARGET_SWITCHES): Add "strict-align" and "no-strict-align".
5184 (STRICT_ALIGNMENT): Depend on TARGET_STRICT_ALIGNMENT.
5185 * invoke.texi (M680x0 Options): Document -mstrict-align.
5187 Thu Nov 18 11:10:03 1999 Jan Hubicka <hubicka@freesoft.cz>
5188 Richard Henderson <rth@cygnus.com>
5190 * i386-protos.h (split_xf, ix86_split_movdi): Remove.
5191 (ix86_split_long_move): Declare.
5192 * i386.c (split_xf, ix86_split_movdi): Remove.
5193 (ix86_split_to_parts, ix86_split_long_move): New.
5194 * i386.md (dimode move splitters): Use ix86_split_long_move.
5195 (dfmode move splitters): Likewise.
5196 (xfmode move splitters): Likewise.
5197 (movsf_1): Allow F->r.
5198 (movdf_1, movxf_1): Allow F->ro.
5200 1999-11-17 Mark Mitchell <mark@codesourcery.com>
5202 * except.h (struct eh_entry): Add goto_entry_p.
5203 (eh_region_from_symbol): Remove prototype.
5204 * except.c (find_func_region_from_symbol): New function.
5205 (emit_cleanup_handler): Likewise.
5206 (eh_region_from_symbol): Make it static.
5207 (add_new_handler): Verify the argument.
5208 (find_func_region): Update comment.
5209 (expand_eh_region_end): Expand handlers here, rater than waiting
5210 until expand_leftover_cleanups or start_all_catch.
5211 (expand_leftover_cleanups): Don't expand here.
5212 (expand_start_all_catch): Or here.
5213 (expand_rethrow): Check the return value from find_func_region.
5214 * function.c (expand_function_end): Emit the catch_clauses.
5216 1999-11-18 Gavin Romig-Koch <gavin@cygnus.com>
5218 * integrate.c (expand_inline_function): Add necessary check for NULL.
5220 1999-11-18 Nick Clifton <nickc@cygnus.com>
5222 * toplev.c (main): Correctly detect an unrecognised option.
5224 * cppinit.c (cpp_handle_option): Do not claim to have consumed
5225 a -f option if it has not been recognised.
5227 Thu Nov 18 00:59:11 1999 Michael Gschwind <mikeg@alagoas.watson.ibm.com>
5229 * basic-block.h (update_life_extent): Remove trailing comma on
5230 enumeration type list.
5232 1999-11-18 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
5234 * varasm.c (output_constructor) Solved problem with long long
5235 bitfields. Corrected calculating this_time and shift. Also
5236 corrected calculating mask when BITS_PER_UNIT == 32 (c4x).
5238 Wed Nov 17 23:46:14 1999 Jeffrey A Law (law@cygnus.com)
5240 * flow.c (split_edge): Take looping structure into account when
5241 determining where to put the new block note.
5243 Wed Nov 17 20:42:43 1999 Jeff Holcomb <jeffh@cygnus.com>
5245 * Makefile.in (ggc-none.o): Provide host specific version if
5248 Wed Nov 17 16:51:23 1999 Richard Henderson <rth@cygnus.com>
5250 * cse.c (delete_trivially_dead_insns): Identify no-op insns
5251 containing subregs too.
5253 Wed Nov 17 17:39:48 MST 1999 Diego Novillo <dnovillo@cygnus.com>
5255 * invoke.texi: Add documentation for -muninit-const-in-rodata.
5256 * config/mips/mips.h (MASK_UNINIT_CONST_IN_RODATA): Define.
5257 (TARGET_UNINIT_CONST_IN_RODATA): Define.
5258 (text_section): Add switches -munint-const-in-rodata and
5259 -mno-uninit-const-in-rodata.
5260 (ASM_OUTPUT_COMMON): Remove.
5261 (ASM_OUTPUT_ALIGNED_DECL_COMMON): Define. Check if uninitialized
5262 const objects should be placed in read-only data. Otherwise declare
5265 Wed Nov 17 16:38:32 1999 Richard Henderson <rth@cygnus.com>
5267 * jump.c (jump_optimize_1): Revert last change.
5269 Wed Nov 17 15:18:30 1999 Richard Henderson <rth@cygnus.com>
5271 * jump.c (jump_optimize_1): Don't try to duplicate the loop exit
5272 test if optimizing for size.
5274 1999-11-17 Mark Mitchell <mark@codesourcery.com>
5276 * Makefile.in (toplev.o): Depend on except.h.
5277 (dwarf2out.o,loop.o,flow.o,haifa-sched.o): Likewise.
5279 Mon Nov 15 22:45:39 CET 1999 Jan Hubicka <hubicka@freesoft.cz>
5281 * i386.md (divmodsi4): Rewrite to expander.
5282 (*divmodsi4_nocltd): New.
5283 (*divmodsi4_cltd): New.
5284 (divmodsi4 splitter): Handle the case when input comes in edx.
5285 (udivmodhi4): Do not use constraints in exander.
5286 (ashrsi3_31): Conditionize by TARGET_USE_CLTD.
5288 1999-11-17 Jason Merrill <jason@yorick.cygnus.com>
5290 * dwarf2out.c (push_decl_scope): Still use decl_scope_depth - 1
5291 for the common case.
5293 1999-11-16 Jakub Jelinek <jakub@redhat.com>
5295 * explow.c (hard_function_value): Add outgoing argument.
5296 * expr.h (hard_function_value): Declare it.
5297 * calls.c (expand_call, emit_library_call_value): Update callers.
5298 * function.c (aggregate_value_p): Ditto.
5299 (diddle_return_value): Must look at the outgoing registers
5300 on archs with register windows.
5302 Mon Nov 15 20:46:45 1999 Richard Henderson <rth@cygnus.com>
5304 * alpha.c (alpha_build_va_list): Use make_lang_type and
5305 initialize TYPE_NAME for the va_list record.
5307 * flow.c (calculate_global_regs_live): Zero bb->aux to begin.
5309 * ggc-common.c (ggc_print_statistics): Cast size_t to unsigned long
5311 * ggc.h (struct ggc_statistics): Rearrange elements for better
5312 packing on 64-bit hosts.
5313 * lcm.c (compute_laterin): Store a size_t not an int in bb->aux.
5314 (compute_nearerout): Likewise.
5316 Tue Nov 16 14:37:52 1999 Geoffrey Keating <geoffk@cygnus.com>
5318 * config/rs6000/rs6000.c (first_reg_to_save): Save
5319 PIC_OFFSET_TABLE_REGNUM when -fpic even though it is fixed.
5321 1999-11-15 Jason Merrill <jason@casey.cygnus.com>
5323 * dwarf2out.c (scope_die_for): Don't rely on the decl_scope_table
5324 notion of nesting to find the DIE for a type or function.
5325 DIEs can go in limbo even if we got a context_die.
5326 (push_decl_scope): Our context doesn't need to be in decl_scope_table.
5327 (gen_struct_or_union_type_die): Don't use TREE_PERMANENT to test
5329 (gen_decl_die): Ignore NAMESPACE_DECLs for now.
5330 (gen_type_die): Writing out the context doesn't cause member class
5331 template instantiations to be written out as well.
5333 Mon Nov 15 15:33:18 1999 Richard Henderson <rth@cygnus.com>
5335 * rs6000.h (ASM_OUTPUT_DEF): New.
5336 Based on proposed addition from David Edelsohn.
5338 1999-11-15 Robert Lipe <RobertLipe@usa.net>
5339 Bruce Korb <autogen@linuxbox.com>
5341 * fixinc/inclhack.def
5342 (AAB_svr4_replace_byteorder): added. Takes advantage of GCC features
5343 (unixware7_byteorder_fix): added. Removes conflicts for new defs
5345 (svr5_mach_defines): added. Like svr4_mach_defines, with new syntax
5346 (svr4_endian): enabled with SVR5
5347 (svr4_mkdev): simplified syntax and enabled with SVR5
5349 Sun Nov 14 18:49:37 1999 David O'Brien <obrien@FreeBSD.org>
5351 * configure.in: Handle libgcc2 threads support on FreeBSD platforms.
5352 * configure: Rebuilt.
5353 * config/t-freebsd-thread: New file.
5355 Sun Nov 14 23:11:05 1999 Jeffrey A Law (law@cygnus.com)
5357 * i386.c (ix86_decompose_address): Verify the base is a REG
5358 before trying to examine its register number.
5360 * basic-block.h: Remove all #defines and prototypes related to
5362 (free_bb_mem, compute_preds_succs): Remove prototype.
5363 * rtl.h (free_bb_mem): Remove prototype.
5364 * flow.c (alloc_int_list_node); Remove function.
5365 (add_inst_list_node, free_int_list, add_pred_succ): Likewise.
5366 (compute_preds_succs, free_bb_mem): Likewise.
5367 * gcse.c (gcse_main): Do not call free_bb_mem anymore.
5368 * toplev.c (rest_of_compilation): Likewise.
5369 * haifa-sched.c (build_control_flow): Use flow generated edge
5370 list to build the haifa specific edge list.
5371 (find_rgns): Use new CFG data structures instead of pred/succ lists.
5372 (schedule_insns): Do not build pred/succ lists anymore. Instead
5373 build the edge table.
5375 * basic-block.h (dump_bb_data): Remove declaration.
5376 * flow.c (dump_bb_data): Remove function.
5377 * sbitmap.c (sbitmap_intersect_of_predsucc): Delete function.
5378 (sbitmap_union_of_predsucc): Likewise.
5380 * gcse.c (delete_null_pointer_checks_1): Kill unused s_preds
5381 argument. All callers changed.
5382 (delete_null_pointer_checks_1): No longer need to compute the
5385 * gcse.c (pre_expr_reaches_here_p): Kill CHECK_PRE_COM argument.
5386 All callers changed.
5387 (pre_expr_reaches_here_p_work): Likewise.
5388 (pre_edge_insert): No longer call pre_expr_reaches_here_p.
5389 * lcm.c (compute_laterin): Fix initialization of LATER.
5390 (compute_nearerout): Similarly for NEARER.
5392 Sun Nov 14 12:41:57 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5394 * cse.c (set_nonvarying_address_components): Delete unused function.
5395 (refers_to_p): Likewise.
5397 Fri Nov 12 20:53:22 1999 Jeffrey A Law (law@cygnus.com)
5399 * function.c (diddle_return_value): Set REG_FUNCTION_VALUE_P as
5402 Sat Nov 13 16:20:09 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
5404 * defaults.h (ASM_OUTPUT_ALTERNATE_LABEL_NAME): Wrap macro
5405 definition in do while (0).
5407 Fri Nov 12 16:26:25 1999 Jim Wilson <wilson@cygnus.com>
5409 * stmt.c (pushcase, pushcase_range): Partially revert Oct 28 change.
5411 Fri Nov 12 12:43:49 1999 Richard Henderson <rth@cygnus.com>
5413 * unroll.c (unroll_loop): Make temp an unsigned HOST_WIDE_INT.
5415 Fri Nov 12 15:14:19 1999 Vladimir Makarov <vmakarov@tofu.to.cygnus.com>
5417 * i960.h (CAN_DEBUG_WITHOUT_FP): Don't define it.
5418 (FRAME_POINTER_REQUIRED): Don't worry about nonlocal goto.
5419 (ELIMINABLE_REGS, CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET): New.
5420 (INITIAL_FRAME_POINTER_OFFSET): Remove it.
5422 * i960.c (i960_function_prologue): Don't allocate space for g8-g11
5423 saved on the stack. Output more accurate stack frame statistics
5424 into assembler file.
5426 1999-11-12 11:47 -0800 Zack Weinberg <zack@bitmover.com>
5428 * genextract.c (record_insn_name): New function.
5429 (get_insn_name): No longer a stub.
5430 (main): Call record_insn_name for each insn. After each label
5431 written, print the insn name in a comment.
5433 Fri Nov 12 13:45:02 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5435 * output.h (const_section, init_section, fini_section): Add
5438 * alpha/elf.h (const_section): Delete declaration.
5440 * svr4.h (const_section): Likewise.
5442 Fri Nov 12 08:54:22 1999 Mark Mitchell <mark@codesourcery.com>
5444 * tree.h (SAVE_EXPR_PERSISTENT_P): New macro.
5445 * tree.c (array_type_nelts): Don't handle SAVE_EXPRs specially.
5446 (unsave_expr_now): Don't unsave SAVE_EXPR_PERSISTENT_P
5448 * stor-layout.c (variable_size): Set SAVE_EXPR_PERSISTENT_P on
5449 variable-sized array bounds.
5451 Fri Nov 12 08:04:45 1999 Catherine Moore <clm@cygnus.com>
5453 * defaults.h (ASM_OUTPUT_ALTERNATE_LABEL_NAME): Use
5456 Fri Nov 12 13:31:54 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5458 * config/arm/arm.h (LEGITIMIZE_RELOAD_ADDRESS): Treat QImode
5459 addresses the same way GO_IF_LEGITIMATE_INDEX does.
5461 Fri Nov 12 12:36:04 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5463 * cse.c (hash_arg_in_struct): Delete.
5464 (struct table_elt): Delete elt in_struct.
5465 (struct set): Delete elt src_in_struct.
5466 (merge_equiv_classes): Don't set either hash_arg_in_struct or
5467 the corresponding in_struct elts.
5468 (canon_hash): Likewise.
5469 (safe_hash): Likewise.
5470 (find_best_addr): Likewise.
5471 (record_jump_cond): Likewise.
5472 (cse_insn): Likewise.
5474 Thu Nov 11 19:45:24 1999 Jim Wilson <wilson@cygnus.com>
5476 * loop.c (invariant_p, case MEM): Put MEM_VOLATILE_P check back.
5478 * dbxout.c (dbxout_type, case INTEGER_TYPE): Handle too large
5481 Thu Nov 11 18:54:24 1999 Jeffrey A Law (law@cygnus.com)
5483 * function.c (diddle_return_value): Put back check that the DECL_RTL
5484 for the function is a register.
5486 * function.c (diddle_return_value): Use hard_function_value to
5487 get an rtx suitable for use in the USE/CLOBBER insn.
5489 * global.c (global_conflicts): Update comments.
5490 (record_conflicts): No need to record conflicts between pseudos here.
5492 1999-11-11 Bruce Korb <autogen@linuxbox.com>
5494 * fixinc/fixincl.c: Added verbose levels for status messages
5496 Thu Nov 11 13:23:04 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5498 * jump.c (jump_optimize_1): Avoid passing an rtx that is not an
5499 operand as argument to expand_and or expand_binop.
5501 Thu Nov 11 02:21:16 1999 Rodney Brown <RodneyBrown@pmsc.com>
5503 * xcoffout.c (xcoffout_source_file): Change ggc_add_root to
5504 gcc_add_string_root.
5506 Wed Nov 10 21:24:19 1999 Jason Eckhardt <jle@cygnus.com>
5508 * config/pa/pa.h (MASK_RETURN_ADDR): Change 0xfffffffc to -4.
5510 Wed Nov 10 15:56:16 1999 Jeffrey A Law (law@cygnus.com)
5512 * flow.c (compute_flow_dominators): Initially put all blocks on
5514 * lcm.c (compute_antinout_edge, compute_available): Similarly.
5515 * gcse.c (compute_cprop_avinout): Remove.
5516 (compute_cprop_data): Use compute_available.
5517 (delete_null_pointer_checks_1): Use compute_available.
5519 * basic-block.h (compute_available): Returns a void now.
5520 * gcse.c (one_classic_gcse_pass): Do not expect compute_available
5521 to return a value anymore.
5522 * lcm.c (compute_available, compute_antinout_edge): Revamp to use
5523 worklists. Fix boundary cases. Compute maximal solutions.
5524 (compute_laterin, compute_nearerout): Similarly.
5526 * dwarf2out.c (add_AT_location_description): Allow
5527 (mem (plus (pseudo) (...)) too.
5529 Wed Nov 10 10:52:42 1999 Tom Tromey <tromey@cygnus.com>
5531 * gcc.c (do_spec_1): Support text between `%u' and `%O'.
5533 Wed Nov 10 12:43:21 1999 Philippe De Muyter <phdm@macqel.be>
5534 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5536 * cppinit.c: Test `GCC_VERSION', not `HAVE_GCC_VERSION'.
5538 * gansidecl.h: Likewise.
5544 * toplev.h: Likewise.
5550 * varray.c: Likewise.
5552 * varray.h: Likewise.
5554 Wed Nov 10 10:57:22 1999 Clinton Popetz <cpopetz@cygnus.com>
5556 * gcov.c (struct arcdata): Add hits and total, remove prob.
5557 (output_branch_counts): New.
5558 (process_args): Set output_branch_counts if -c.
5559 (calculate_branch_probs): Store hits and total instead of
5561 (output_data): Emit counts if output_branch_counts is true.
5562 * gcov.texi (Invoking Gcov): Document -c switch..
5564 Wed Nov 10 01:10:41 1999 Philippe De Muyter <phdm@macqel.be>
5566 * genoutput.c (output_insn_data): Cast `INSN_OUTPUT_FORMAT_MULTI' and
5567 `INSN_OUTPUT_FORMAT_FUNCTION' to `PTR'-type.
5569 Wed Nov 10 00:51:41 1999 Hans-Peter Nilsson <hp@axis.se>
5571 * invoke.texi (C Dialect Options): Add missing builtins from
5573 * extend.texi (Other Builtins): Copy to this list.
5575 Wed Nov 10 04:58:09 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
5577 * Makefile.in (recog.o): Use BASIC_BLOCK_H macro.
5578 (print-rtl.o, $(HOST_PREFIX_1)print-rtl.o): Likewise. Remove
5581 Wed Nov 10 00:02:53 1999 Jeffrey A Law (law@cygnus.com)
5583 * flow.c (compute_flow_dominators): No longer treat basic block 0
5584 or (n_basic_blocks - 1) specially. Clear the AUX field before
5585 starting computation of doms/pdoms. Fix initial state for pdoms.
5587 Wed Nov 10 03:58:08 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
5589 * Makefile.in ($(HOST_PREFIX_1)rtl.o): Update dependencies to
5590 match rtl.o's: added ggc.h and toplev.h
5591 ($(HOST_PREFIX_1)print-rtl.o): Likewise: added system.h.
5592 ($(HOST_PREFIX_1)rtlanal.o): Likewise: added system.h.
5593 ($(HOST_PREFIX_1)obstack.o): Likewise: added $(CONFIG_H).
5595 Tue Nov 9 10:30:08 1999 Tom Tromey <tromey@cygnus.com>
5597 * config/i386/xm-djgpp.h (HAVE_DOS_BASED_FILE_SYSTEM): Renamed
5598 from HAVE_DOS_BASED_FILESYSTEM.
5599 * gcc.c (find_a_file): Use HAVE_DOS_BASED_FILE_SYSTEM, not
5600 HAVE_DOS_BASED_FILESYSTEM.
5602 (split_directories): Only special-case DOS file names if
5603 HAVE_DOS_BASED_FILE_SYSTEM is defined. Use IS_DIR_SEPARATOR
5604 instead of explicit tests. Conditionalize on !VMS.
5605 (make_relative_prefix): Use IS_DIR_SEPARATOR instead of explicit
5606 tests. Conditionalize on !VMS.
5607 (process_command): Only use make_relative_prefix if !VMS.
5608 (free_split_directories): Conditionalize on !VMS.
5609 (DIR_UP): Conditionalize on !VMS.
5611 Wed Jun 9 16:57:11 1999 Mumit Khan <khan@xraylith.wisc.edu>
5613 * gcc.c (STANDARD_BINDIR_PREFIX): Provide default.
5615 Fri Feb 5 14:22:01 1999 Mumit Khan <khan@xraylith.wisc.edu>
5617 * gcc.c (make_relative_prefix): Handle the HAVE_EXECUTABLE_SUFFIX
5620 Mon Nov 8 14:16:57 1999 Michael Meissner <meissner@cygnus.com>
5622 * invoke.texi (Environment Variables): Document relative path
5624 * gcc.c (DIR_UP): If not defined, define as "..".
5625 (standard_bindir_prefix): New static, holds target location to
5627 (split_directories): New function to split a filename into
5628 component directories.
5629 (free_split_directories): New function, release memory allocated
5630 by split_directories.
5631 (make_relative_prefix): New function, make a relative pathname if
5632 the compiler is not in the expected location.
5633 (process_command): If GCC_EXEC_PREFIX was not specified, see if we
5634 can figure out an appropriate prefix from argv[0].
5635 * Makefile.in (DRIVER_DEFINES): Use unlibsubdir in definition of
5636 STANDARD_STARTFILE_PREFIX and TOOLDIR_BASE_PREFIX. Define
5637 STANDARD_BINDIR_PREFIX.
5639 Wed Nov 10 11:47:54 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
5641 * config/c4x/c4x-protos.h: New file. Prototypes for functions defined
5643 * config/c4x/c4x.h: Moved prototypes to c4x.h.
5644 * config/c4x/c4x.c (c4x_preferred_reload_class, c4x_limit_reload_class,
5645 c4x_secondary_memory_needed) Delete.
5646 (fp_zero_operand): Add mode argument.
5648 Thu Nov 4 15:52:35 1999 Andrew Haley <aph@cygnus.com>
5650 * reload1.c (reload_reg_free_for_value_p): Don't use a register
5651 that is in reload_reg_used.
5653 Tue Nov 9 16:43:00 1999 Nick Clifton <nickc@cygnus.com>
5655 * config/arm/arm-protos.h: New file: Prototypes for functions
5656 defined in arm.c and pe.c.
5657 * config/arm/arm.h: Fix compile time warnings.
5658 * config/arm/arm.c: Fix compile time warnings.
5659 * config/arm/pe.h: Fix compile time warnings.
5660 * config/arm/aout.h: Fix compile time warnings.
5662 Tue Nov 9 14:55:44 1999 Nick Clifton <nickc@cygnus.com>
5664 * config/m32r/m32r-protos.h: New file: Prototypes for functions
5667 * config/m32r/m32r.h: Move prototypes to m32r-protos.h
5668 Add support for subtargets.
5669 Add prototypes for new predicates.
5670 Add scheduling macros.
5672 * config/m32r/m32r.c: Fix compile time warnings.
5673 (int8_operand): New predicate function.
5674 (reg_or_cmp_int16_operand): New predicate function.
5675 (extend_operand): New predicate function.
5676 (m32r_adjust_code): New scheduling function.
5677 (m32r_adjust_priorty): New scheduling function.
5678 (m32r_sched_init): New scheduling function.
5679 (m32r_sched_reorder): New scheduling function.
5680 (m32r_sched_variable_issue): New scheduling function.
5681 (direct_return): New codegen function.
5682 (m32r_not_same_reg): New rtl testsing function.
5684 * config/m32r/m32r.md: Fix compile time warnings.
5685 Add support for pre decrement and post increment memory
5690 Mon Nov 8 22:20:13 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
5692 * global.c (EXECUTE_IF_CONFLICT): Don't define.
5693 (prune_preferences): Use EXECUTE_IF_SET_IN_ALLOCNO_SET instead.
5694 (find_reg): Likewise.
5696 Mon Nov 8 13:16:46 1999 Jason Eckhardt <jle@cygnus.com>
5698 * config/pa/pa.md (fmpynfadd,{sgl,dbl} insns): Use %fr0 rather than 0
5699 to avoid assembler errors.
5701 Mon Nov 8 15:38:41 1999 Nick Clifton <nickc@cygnus.com>
5703 * config/v850/v850-protos.h: New file: Prototypes for functions
5705 * config/v850/v850.h: Move prototypes to v850-protos.h
5706 * config/v850/v850.c: Move prototypes to v850-protos.h
5707 * config/v850/v850.md: Fix compile time warnings.
5709 * config/fr30/fr30-protos.h: New file: Prototypes for functions
5711 * config/fr30/fr30.h: Move prototypes to fr30-protos.h
5712 * config/fr30/fr30.c: Fix compile time warnings.
5713 * config/fr30/fr30.md: Fix compile time warnings.
5715 Mon Nov 8 07:25:37 1999 Mark Mitchell <mark@codesourcery.com>
5717 * tree.h (get_containing_scope): Declare it.
5718 * tree.c (get_containing_scope): New fucntion.
5719 (decl_function_context): Use it.
5720 * toplev.c (rest_of_compilation): Use get_containing_scope.
5722 aMon Nov 8 03:03:07 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
5724 * Makefile.in (rtl.o): Depend on toplev.h.
5726 Sun Nov 7 20:55:14 1999 Mark Mitchell <mark@codesourcery.com>
5728 * cse.c (delete_trivially_dead_insns): Replace alloca with
5730 * except.c (update_rethrow_references): Likewise.
5731 (init_eh_nesting_info): Likewise.
5732 * function.c (identify_blocks): Likewise.
5733 * gcse.c (dump_hash_table): Likewise.
5734 * graph.c (print_rtl_graph_with_bb): Likewise.
5735 * loop.c (combine_movables): Likewise.
5736 (move_movables): Likewise.
5737 (count_loop_regs_set): Likewise.
5738 (strength_reduce): Likewise.
5739 * profile.c (compute_branch_probabilities): New function, split
5741 (branch_prob): Here. Replace alloca with xmalloc/xcalloc.
5742 * regclass.c (regclass): Likewise.
5743 * regmove.c (regmove_optimize): Likewise.
5744 * toplev.c (compile_file): Likewise.
5745 (main): Don't mess with the stack rlimit.
5747 Sun Nov 7 19:41:17 1999 Catherine Moore <clm@cygnus.com>
5749 * config/elfos.h (ASM_DECLARE_FUNCTION_NAME): Conditionally define.
5750 (ASM_DECLARE_FUNCTION_SIZE): Conditionally define.
5752 Sun Nov 7 10:23:28 1999 Mark P. Mitchell <mark@codesourcery.com>
5754 * integrate.c (save_for_inline_nocopy): Clear in_nonparm_insns.
5756 Sun Nov 7 02:58:48 1999 Jeffrey A Law (law@cygnus.com)
5758 * global.c (EXECUTE_IF_CONFLICT): Undo Robert's change.
5759 (EXECUTE_IF_SET_IN_ALLOCNO_SET): Put curleys around CODE in
5762 Sat Nov 6 23:48:30 1999 Robert Lipe (robertlipe@usa.net)
5764 * global.c (EXECUTE_IF_CONFLICT): Correct quoting typo.
5766 Sat Nov 6 17:34:39 1999 Jeffrey A Law (law@cygnus.com)
5768 * gcse.c (post_dominators): Kill.
5769 (alloc_code_hoist_mem, free_code_hoist_mem); Kill post_dominators.
5770 (compute_code_hoist_data): Use compute_flow_dominators. Do not
5771 pass in a pdom array since we do not need pdoms.
5772 * haifa-sched.c (schedule_insns): Similarly.
5773 * flow.c (compute_dominators): Remove dead function.
5774 (compute_flow_dominators): Do not compute doms or pdoms if the
5775 caller does not request them. Split up loop to build doms and
5776 pdoms. Use a worklist to compute doms and pdoms.
5777 * basic-block.h (compute_dominators): Remove prototype.
5779 Sat Nov 6 11:38:39 1999 Richard Henderson <rth@cygnus.com>
5781 * haifa-sched.c (struct haifa_insn_data, h_i_d): New.
5782 (insn_luid, insn_priority, insn_costs, insn_units): Remove.
5783 (insn_reg_weight, insn_depend, insn_dep_count): Remove.
5784 (insn_blockage, insn_ref_count, line_note, insn_tick): Remove.
5785 (cant_move, fed_by_spec_load, is_load_insn): Remove.
5786 (schedule_region): Remove unused variable.
5787 (schedule_insns): Allocate h_i_d, and not all the separate arrays.
5789 Sat Nov 6 10:00:34 1999 Mark Mitchell <mark@codesourcery.com>
5791 * local-alloc.c (local_alloc): Use xmalloc/xcalloc, not alloca.
5792 (update_equiv_regs): Likewise.
5793 (block_alloc): Likewise.
5794 * reg-stack.c (reg_to_stack): Likewise.
5795 (convert_regs_2): Likewise.
5796 * reload1.c (reload_as_needed): Likewise.
5798 Sat Nov 6 09:57:59 1999 Mark Mitchell <mark@codesourcery.com>
5800 * Makefile.in (dbxout.o): Depend on ggc.h.
5801 (dwarf2out.o): Likewise.
5802 (xcoffout.o): Likewise.
5803 * dbxout.c: Include ggc.h.
5804 (dbxout_init): Register lastfile as a root.
5805 * dwarf2out.c: Include ggc.h.
5806 (dwarf2out_line): Register lastfile as a root.
5807 * xcoffout.c: Include ggc.h.
5808 (xcoffout_source_line): Register xcoff_lastfile as a root.
5810 Sat Nov 6 09:52:09 1999 Richard Henderson <rth@cygnus.com>
5812 * i386.md (movdf_1, movxf_1): Earlyclobber general regs destination.
5814 Sat Nov 6 07:48:59 1999 Catherine Moore <clm@cygnus.com>
5816 * config/svr4.h (ASM_DECLARE_FUNCTION): Check if already
5818 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
5820 Fri Nov 5 18:33:39 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
5822 * global.c (EXECUTE_IF_SET_IN_ALLOCNO_SET): New macro.
5823 (EXECUTE_IF_CONFLICT): Likewise.
5824 (ALLOCNO_LIVE_P): Avoid signed division.
5825 (SET_ALLOCNO_LIVE, CLEAR_ALLOCNO_LIVE): Likewise.
5826 (prune_preferences, find_reg): Use EXECUTE_IF_CONFLICT.
5827 (record_one_conflict): Use EXECUTE_IF_SET_IN_ALLOCNO_SET.
5829 Fri Nov 5 12:04:02 1999 Richard Henderson <rth@cygnus.com>
5831 * haifa-sched.c (schedule_block): Don't crash if there's no
5832 next insn for an interblock movement.
5833 (add_branch_dependences): Don't allow clobber insns to move either.
5835 Fri Nov 5 10:18:11 1999 Richard Henderson <rth@cygnus.com>
5837 * i386.c (split_xf): New.
5838 * i386-protos.h: Declare it.
5839 * i386.md (movxf_1): Add general regs alternatives.
5840 (movxf_1+1): New splitter for same.
5842 Fri Nov 5 12:05:52 1999 Nick Clifton <nickc@cygnus.com>
5844 * function.c (purge_addressof_1): Add missing return values.
5846 Fri Nov 5 10:07:25 1999 Nick Clifton <nickc@cygnus.com>
5848 * function.c (is_addressof): New function. Returns true if
5849 the given piece of RTL is an ADDRESSOF.
5850 (purge_addressof_1): Make boolean. Return false if the
5851 ADDRESSOFs could not be purged.
5852 (purge_addressof): If ADDRESSOFs could not be purged from the
5853 notes attached to an insn, remove the offending note(s),
5854 unless they are attached to a libcall.
5856 1999-11-05 Andreas Jaeger <aj@suse.de>
5858 * genoutput.c (null_operand =): Initialize all fields.
5860 * errors.h: Add extern to prototypes.
5862 Fri Nov 5 01:44:09 1999 Jeffrey A Law (law@cygnus.com)
5864 * configure.in (m68k-next-nextstep4): Handle Openstep 4.2.
5865 * configure: Rebuilt.
5867 Fri Nov 5 01:24:37 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
5869 * global.c (CONFLICTP, SET_CONFLICT): Avoid signed division.
5870 (mirror_conflicts): New function.
5871 (global_alloc): Call it.
5872 (expand_preferences): Remove redundant CONFLICTP test.
5873 (find_reg, dump_conflicts): Likewise.
5874 (prune_preferences): Process conflicts one word at a time.
5876 Fri Nov 5 01:05:21 1999 Richard Henderson <rth@cygnus.com>
5878 * global.c (build_insn_chain): Use EXECUTE_IF_SET_IN_BITMAP
5879 instead of an explicit loop.
5881 Thu Nov 4 23:07:14 1999 Jim Wilson <wilson@cygnus.com>
5883 * cse.c (cse_insn): Revert Oct 31 change. When computing src_elt,
5884 if REG_RETVAL check succeeds, then put classp in src_elt.
5886 Thu Nov 4 23:48:14 1999 Jeffrey A Law (law@cygnus.com)
5888 * function.c (pad_to_arg_alignment): Only update argument_pad
5889 if the argument's alignment is greater than STACK_BOUNDARY.
5891 Thu Nov 4 16:44:53 1999 Richard Henderson <rth@cygnus.com>
5893 * bitmap.h (BITMAP_XFREE): New.
5894 * flow.c (life_analysis): Use it.
5895 (life_analysis_1): Free blocks.
5897 * combine.c (undo_commit): New.
5898 (try_combine): Use it. Don't zap undobuf.undos.
5899 (combine_instructions): Don't zap undobuf.undos; free the
5902 * local-alloc.c (local_alloc): Free qty_phys_num_sugg.
5904 * stmt.c (cost_table_): New.
5905 (estimate_case_costs): Use it instead of xmalloc.
5907 * toplev.c (compile_file): Reuse dumpname memory instead
5910 Thu Nov 4 16:36:44 1999 Richard Henderson <rth@cygnus.com>
5912 * reg-stack.c (convert_regs_1): Initialize target_stack->top
5913 after verifying an EH edge.
5915 * haifa-sched.c (init_rgn_data_dependences): Correctly
5916 size bb_pending_lists_length when zeroing.
5918 Thu Nov 4 16:36:36 1999 Richard Henderson <rth@cygnus.com>
5920 * function.c (diddle_return_value): New.
5921 (expand_function_end): Use it.
5922 * stmt.c (expand_null_return): Likewise.
5923 (expand_value_return): Likewise.
5925 * reg-stack.c (subst_stack_regs_pat): Handle clobbers at top-level.
5927 * reload1.c (reload): Don't remove return value clobbers.
5929 Thu Nov 4 13:33:46 1999 Richard Henderson <rth@cygnus.com>
5931 * rtl.c (read_rtx): Use fatal_with_file_and_line not fatal.
5933 Thu Nov 4 12:49:52 1999 Richard Henderson <rth@cygnus.com>
5935 * cse.c (cse_main): Use xmalloc, not alloca.
5936 (cse_basic_block): Likewise.
5937 * local-alloc.c (local_alloc): Likewise.
5939 Thu Nov 4 14:22:12 1999 David Billinghurst <David.Billinghurst@riotinto.com.au>
5940 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
5942 * rtl.c: Include toplev.h.
5943 (fatal): Remove declaration.
5945 Thu Nov 4 06:39:47 1999 Jeffrey A Law (law@cygnus.com)
5947 * haifa-sched.c (schedule_block): Fix thinko.
5949 1999-11-03 James McKelvey <mckelvey@fafnir.com>
5951 * fixinc/fixincl.c(create_file): Allow for systems that do not have
5952 S_IR* defined values
5954 1999-11-03 Philippe De Muyter <phdm@macqel.be>
5956 * fixlib.c (load_file_data): Do not call `realloc' with a NULL pointer;
5957 call `malloc' instead.
5959 Wed Nov 3 23:05:14 1999 Mark Mitchell <mark@codesourcery.com>
5961 * flags.h (flag_renumber_insns): Declare.
5962 * emit-rtl.c (renumber_insns): Check flag_renumber_insns. Print
5964 * rtl.h (renumber_insns): Change prototype.
5965 * toplev.c (flag_renumber_insns): Define.
5966 (rest_of_compilation): Pass rtl_dump_file to flag_renumber_insns.
5968 Wed Nov 3 15:11:27 1999 David S. Miller <davem@redhat.com>
5970 * config/sparc/sparc.md: Remove insn type fpsqrt, add fpsqrts
5971 and fpsqrtd. Use them and create fdiv function unit to more
5972 accurately represent fpu sqrt pipeline semantics on UltraSparc.
5973 * config/sparc/sparc.c: Account for fpsqrt{s,d} changes.
5975 Wed Nov 3 15:11:27 1999 Matteo Frigo <athena@fftw.org>
5977 * config/sparc/sparc.md: Adjust FADD/FMUL result latencies to
5979 * config/sparc/sparc.c (ultra_schedule_insn): Insert launched
5980 insn into ready list, do not use just a raw swap.
5982 Wed Nov 3 14:51:59 1999 Mark P. Mitchell <mark@codesourcery.com>
5984 * rtl.h (renumber_insns): New function.
5985 (remove_unnecessary_notes): Likewise.
5986 * emit-rtl.c (renumber_insns): Define.
5987 (remove_unncessary_notes): Likewise.
5988 * toplev.c (rest_of_compilation): Remove dead code.
5989 Use renumber_insns and remove_unncessary_notes.
5991 * gcse.c (struct null_pointer_info): New type.
5992 (get_bitmap_width): New function.
5993 (current_block): Remove.
5994 (nonnull_local): Likewise.
5995 (nonnull_killed): Likewise.
5996 (invalidate_nonnull_info): Take a null_pointer_info as input.
5997 (delete_null_pointer_checks_1): New function.
5998 (delete_null_pointer_checks): Use it.
6000 * haifa-sched.c (find_rgns): Replace uses of alloca with xmalloc.
6001 (split_edges): Likewise.
6002 (schedule_block): Likewise.
6003 (compute_block_backward_dependencies): Likewise.
6004 (schedule_region): Likewise.
6005 (schedule_insns): Likewise.
6007 Wed Nov 3 15:40:23 1999 Catherine Moore <clm@cygnus.com>
6009 * defaults.h (ASM_OUTPUT_ALTERNATE_LABEL_NAME): Provide default.
6010 * emit-rtl.c (gen_label_rtx): Support LABEL_ALTERNATE_NAME.
6011 * final.c (final_scan_insn): Emit LABEL_ALTERNATE_NAME.
6012 * ggc-common.c (ggc_mark_rtx_children): Mark LABEL_ALTERNATE_NAME.
6013 * jump.c (delete_unreferenced_labels): Don't delete if
6014 LABEL_ALTERNATE_NAME is set.
6015 * print-rtl.c (print_rtx): Dump alternate name.
6016 * rtl.def (CODE_LABEL): Change format to "iuuis00s".
6017 * rtl.h (LABEL_ALTERNATE_NAME): Define.
6018 * rtl.texi (LABEL_ALTERNATE_NAME): Document.
6019 * tm.texi (ASM_OUTPUT_ALTERNATE_LABEL_NAME): Document.
6021 Wed Nov 3 15:39:19 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6023 * fix-header.c (recognized_extern, recognized_function): Constify
6026 * lcm.c (compute_laterin): Remove unused variable `temp_bitmap'.
6027 (pre_edge_lcm): Mark parameter `file' with ATTRIBUTE_UNUSED.
6028 (compute_available): Remove unused variable `last'.
6029 (compute_nearerout): Remove unused variable `temp_bitmap'.
6030 (pre_edge_rev_lcm): Mark parameter `file' with ATTRIBUTE_UNUSED.
6031 Remove unused variable `x'.
6033 * scan.h (recognized_function, recognized_extern): Constify a
6036 * simplify-rtx.c (simplify_rtx): Remove unused variable `new'.
6038 Wed Nov 3 10:40:53 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
6040 * varasm.c (decode_rtx_const): Use XSTR to access the string
6043 Wed Nov 3 10:10:58 1999 Richard Henderson <rth@cygnus.com>
6045 * c-decl.c (duplicate_decls): Copy DECL_MODE too.
6047 Wed Nov 3 12:12:59 1999 Bernd Schmidt <bernds@cygnus.co.uk>
6049 * reload1.c (eliminate_regs_in_insn): If copying insn, also copy notes.
6051 Wed Nov 3 03:26:28 1999 Jeffrey A Law (law@cygnus.com)
6053 * pa.c (ireg_operand): New function.
6054 * pa.h (PREDICATE_CODES): Handle ireg_operand.
6055 * pa.md (parallel_addb, parallel_movb): Use ireg_operand.
6056 Fix out of date comment.
6058 * pa.md (negdi2): Turn into expander + anonymous pattern.
6060 * reload.c (find_reloads): Fix typos in recent change.
6062 * dwarf2out.c: Do not include ctype.h.
6064 Tue Nov 2 21:53:44 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6066 * regclass.c (record_reg_classes): Always use may_move_cost when
6067 seeing how operand fits with various register classes.
6069 Tue Nov 2 15:38:17 1999 Richard Henderson <rth@cygnus.com>
6071 * resource.c: Revert Oct 26 20:42 and Oct 27 00:56 changes.
6072 * toplev.c: Revert Nov 1 13:22 change.
6074 Tue Nov 2 14:21:37 1999 Jason Eckhardt <jle@cygnus.com>
6076 * config/pa/pa.md (height reduction patterns): Add checks for
6077 overlapping operands to avoid semantic-destroying splits for
6078 height reduction patterns.
6080 Tue Nov 2 15:27:31 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
6082 * configure.in (m68k-hp-hpux*, xm_alloca.h): The underscore should
6083 have been an hyphen, fixed.
6084 * configure: Rebuilt.
6086 Tue Nov 2 17:04:36 1999 Nick Clifton <nickc@cygnus.com>
6088 * config/arm/tpe.h: Add prototypes for exported functions.
6089 * config/arm/pe.c: Fix compile time warnings.
6090 * config/arm/semi.h: Fix compile time warnings.
6091 * config/arm/arm.c: Fix compile time warnings.
6092 * config/arm/arm.h: Fix compile time warnings.
6093 * config/arm/arm.md: Fix compile time warnings.
6094 * config/arm/thumb.c: Fix compile time warnings.
6095 * config/arm/thumb.h: Fix compile time warnings.
6096 * config/arm/thumb.md: Fix compile time warnings.
6098 Tue Nov 2 04:10:24 1999 Jan Hubicka <hubicka@freesoft.cz>
6100 * jump.c (jump_optimize_1): Swap the incscc and the conditional mode
6103 * unroll.c (unroll_loop): Remove LOOP notes when loop is
6104 completely unrolled.
6106 Tue Nov 2 16:57:22 1999 Bernd Schmidt <bernds@cygnus.co.uk>
6108 * cse.c (simplify_plus_minus, check_fold_const): Delete declarations.
6110 Tue Nov 2 09:43:00 1999 Catherine Moore <clm@cygnus.com>
6112 * Makefile.in (genattrtab): Don't use (HOST_RTLANAL).
6113 * rtl.h (rtx_equal_p): Move prototype.
6114 * rtl.c (rtx_equal_function_value_matters): Move from
6116 (rtx_equal_p): Likewise.
6117 * rtlanal.c (rtx_equal_function_value_matters): Delete.
6118 (rtx_equal_p): Likewise.
6120 Mon Nov 1 23:21:17 1999 Jason Merrill <jason@yorick.cygnus.com>
6122 * libgcc2.c (__do_global_dtors): Only do EH frame stuff if
6125 Mon Nov 1 23:37:38 1999 Jeffrey A Law (law@cygnus.com)
6127 * gcc.1 (PA options): Remove obsolete -mshared-libs options.
6129 * pa.h (ADDR_VEC_ALIGN): Define.
6131 * jump.c (jump_optimize_1): Also move LOOP_VTOP and LOOP_CONT
6132 notes when presented with "if (foo) break; end_of_loop" and
6133 the break sequence gets moved out of the loop.
6135 * unroll.c (unroll_loop): Allocate memory for MAP using xcalloc.
6136 Remove explicit zero initializations of entries within MAP.
6138 Mon Nov 1 18:09:14 1999 Richard Henderson <rth@cygnus.com>
6140 * reg-stack.c (convert_regs_1): Handle EH edges specially.
6142 Mon Nov 1 15:41:01 1999 Mark P. Mitchell <mark@codesourcery.com>
6144 * bitmap.h (BITMAP_XMALLOC): New macro.
6145 * flow.c (CLEAN_ALLOCA): Remove.
6146 (delete_unreachable_blocks): Use xmalloc/xcalloc instead of alloca.
6147 (life_analysis): Likewise.
6148 (update_life_info): Don't use CLEAN_ALLOCA.
6149 (life_analysis_1): Use xmalloc/xcalloc instead of alloca.
6150 (calculate_global_regs_live): Likewise.
6151 (print_rtl_with_bb): Likewise.
6152 (verify_flow_info): Likewise.
6153 * global.c (global_alloc): Likewise.
6154 (global_conflicts): Likewise.
6155 * integrate.c (save_for_inline_nocopy): Likewise.
6156 (expand_inline_function): Likewise.
6157 * jump.c (jump_optimize_1): Likewise.
6158 (duplicate_loop_exit_test): Likewise.
6159 (thread_jumps): Likewise.
6160 * loop.c (loop_optimize): Likewise.
6161 (combine_givs): Likewise.
6162 (recombine_givs): Likewise.
6163 * reorg.c (dbr_schedule): Likewise.
6164 * unroll.c (unroll_loop): Likewise.
6166 * combine.c (combine_instructions): Use xmalloc instead of alloca.
6168 Mon Nov 1 13:22:30 1999 Richard Henderson <rth@cygnus.com>
6170 * toplev.c (rest_of_compilation): Don't optimize the CFG
6171 when rebuilding, just before dbr.
6173 Mon Nov 1 14:35:50 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6175 * output.h (assemble_end_function, assemble_destructor,
6176 assemble_constructor, assemble_gc_entry, assemble_global,
6177 assemble_label, output_constant_pool) Constify a char*.
6179 * varasm.c (assemble_destructor, assemble_constructor,
6180 assemble_gc_entry, assemble_end_function, assemble_global,
6181 assemble_label, output_constant_pool): Likewise.
6183 Mon Nov 1 14:22:51 1999 Nick Clifton <nickc@cygnus.com>
6185 * config/arm/thumb.c (thumb_expand_prologue): Add comments
6186 explaining what is goin on in this function.
6188 Mon Nov 1 08:03:15 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6190 * regclass.c (record_reg_classes): In matching case, recompute
6191 costs since the direction of movement is different.
6193 Sun Oct 31 21:59:34 MST 1999 Diego Novillo <dnovillo@cygnus.com>
6195 * resource.c (mark_target_live_regs): For unconditional branches,
6196 the resources found at the branch target should be added to the
6197 resources found so far, not intersected.
6199 Sun Oct 31 15:48:49 1999 Philippe De Muyter <phdm@macqel.be>
6201 * fixinc/fixtests.c, fixinc/fixfixes.c : Keep `#' in first column for
6203 * fixinc/fixincl.c (fcntl.h) : Do not include this file twice.
6204 (sys/mman.h): Include this file only if #HAVE_MMAP.
6205 (run_compiles): Initialize `esac_fmt' with one old KR string, not
6206 with automatically concatenated ANSI strings.
6208 Sun Oct 31 23:57:07 1999 Mark Mitchell <mark@codesourcery.com>
6210 * ggc-page.c (struct page_entry): Remove save_num_free_objects.
6211 (DIV_ROUND_UP): Robustify.
6212 (ggc_recalculate_in_use_p): New function.
6213 (release_pages): Don't inline it.
6214 (ggc_alloc_obj): Don't refuse to allocate objects on pages for
6216 (ggc_pop_context): Use ggc_recalculate_in_use_p.
6217 (clear_marks): Always save in_use_p.
6218 (sweep_pages): Use ggc_recalculate_in_use_p.
6219 (ggc_page_print_statistics): Avoid signed/unsigned comparisons.
6220 Release pages before counting statistics.
6222 Sun Oct 31 23:42:37 1999 Mark Mitchell <mark@codesourcery.com>
6224 * toplev.c (rest_of_compilation): Fix thinko in this change:
6226 Fri Oct 29 15:25:07 1999 Arnaud Charlet <charlet@ACT-Europe.FR>
6228 (rest_of_compilation): If inside an inlined external function,
6229 pretend we are just being declared.
6231 Sun Oct 31 23:03:25 1999 Jeffrey A Law (law@cygnus.com)
6233 * flow.c (calculate_global_regs_live): Fix thinko.
6235 * integrate.c (expand_inline_function): Fix bugs in previous
6236 change from Oct 28, 1999.
6238 Sun Oct 31 20:27:45 1999 Mark Mitchell <mark@codesourcery.com>
6240 * stmt.c (expand_value_return): Fix typo in this change:
6242 Thu Oct 28 18:06:50 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6243 (expand_value_return): Correctly convert VAL when promoting function
6244 return; support RETURN_REG being a PARALLEL.
6246 Sun Oct 31 20:25:42 1999 Mark P. Mitchell <mark@codesourcery.com>
6248 * expr.c (readonly_fields_p): Ignore everything except FIELD_DECLs.
6250 Sun Oct 31 20:42:17 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6252 * hard-reg-set.h (reg_names): Constify a char*.
6254 * regclass.c (reg_names): Likewise.
6256 * regs.h (reg_names): Likewise
6258 * a29k/a29k.c (reg_names): Delete declaration.
6260 * a29k/a29k.h (CONDITIONAL_REGISTER_USAGE): Constify a char*.
6262 * arc/arc.c (arc_save_restore, arc_output_function_prologue,
6263 arc_output_function_epilogue): Likewise.
6265 * elxsi/elxsi.c (reg_names): Likewise.
6267 * gmicro/gmicro.h (FUNCTION_PROLOGUE, FUNCTION_EPILOGUE): Likewise.
6269 * m32r/m32r.c (m32r_output_function_epilogue, emit_cond_move):
6272 * m88k/m88k.c (output_function_profiler): Likewise.
6274 * sparc/sparc.c (sparc_flat_output_function_prologue,
6275 sparc_flat_output_function_epilogue): Likewise.
6277 Sun Oct 31 13:32:15 CET 1999 Marc Lehmann <pcg@goof.com>
6279 * toplev.c (rest_of_compilation): Seperate the setjmp/vfork clobber
6280 warning from -Wuninitialized and put it under -W.
6281 * function.c (uninitialized_vars_warning): Warn only when the
6282 corresponding flag is set.
6284 Sun Oct 31 01:53:30 1999 Jeffrey A Law (law@cygnus.com)
6286 * cse.c (cse_insn): If an insn has only a single set, SRC_EQV
6287 is nonzero and the single set does not have an elt, then assign
6290 * simplify-rtx.c: New file.
6291 * Makefile.in (OBJS): Add simplify-rtx.o
6292 (simplify-rtx.o): Add dependencies.
6293 * rtl.h (simplify_gen_binary, simplify_rtx): Add prototypes.
6294 * cse.c: Use simplify_gen_binary intead of cse_gen_binary.
6295 (cse_gen_binary, simplify_unary_operation): Delete.
6296 (simplify_binary_operation, simplify_plus_minus): Likewise.
6297 (check_fold_consts, simplify_relation_operation): Likewise.
6298 (simplify_ternary_operation): Likewise.
6299 (delete_trivially_dead_insns): Simplify the contents of the
6300 REG_EQUAL note before trying to substitute it into the source
6301 of the reg-reg copy at the end of a libcall sequence.
6303 * combine.c (combine_simplify_rtx): Renamed from simplify_rtx. All
6304 references/callers changed.
6306 * mn10200.c (mn10200_va_arg): Force the return value into a
6309 * fr30.h (EXTRA_CC_NAMES): Remove obsolete macro.
6311 * cccp.c (macroexpand): Avoid out of range accesses for omitted
6314 Sat Oct 30 22:42:50 1999 Stephen L Moshier <moshier@mediaone.net>
6316 * c-lex.c (yylex): Accept 'f' in mantissa of hex float constant.
6318 Sat Oct 30 22:19:26 1999 Jeffrey A Law (law@cygnus.com)
6320 * fold-const.c (fold): Fix thinko when optimizing comparisons
6323 Sat Oct 30 21:32:17 1999 David Starner <dstarner98@aasaa.ofe.org>
6325 * gcc.texi (Passes): Update front-end files to their current
6328 Sat Oct 30 14:41:40 1999 Richard Henderson <rth@cygnus.com>
6330 * alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Call secondary_reload_class.
6331 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
6332 (PREDICATE_CODES): Add addition_operation.
6333 * alpha-protos.h (addition_operation): Declare.
6334 (secondary_reload_class): Likewise.
6335 * alpha.c (addition_operation): New.
6336 (secondary_reload_class): New, from old SECONDARY_INPUT_RELOAD_CLASS.
6337 * alpha.md (adddi3): Turn into expander.
6338 (*lda, *adddi_2): New.
6339 (movsf, movdf patterns): Don't preference integer regs.
6340 (movsi, movdi patterns): Don't preference fp regs.
6342 Sat Oct 30 14:38:22 1999 Richard Henderson <rth@cygnus.com>
6344 * genrecog.c (write_switch): Check for duplicate CODE cases.
6346 Sat Oct 30 14:31:48 1999 Richard Henderson <rth@cygnus.com>
6348 * ggc-common.c: Update pre-function commentary.
6349 * ggc-page.c: Likewise.
6351 (poison_pages): Use memset directly.
6352 (ggc_alloc_obj): Likewise. Use a different pattern than poison_pages.
6353 (ggc_collect): Poison before sweeping.
6354 * ggc-simple.c: Update pre-function commentary.
6355 (ggc_alloc_obj): Poison non-zeroed memory.
6357 Sat Oct 30 14:28:52 1999 Mark Mitchell <mark@codesourcery.com>
6359 * ggc-common.c (ggc_print_statistics): Make arguments to fprintf
6360 match format string, even on 64-bit hosts.
6361 * gcc-page.c (ggc_page_print_statistics): Likewise.
6363 Sat Oct 30 14:38:04 1999 Catherine Moore <clm@cygnus.com>
6365 * config/i386/i386.c (ix86_cpu): Revert last patch.
6366 * config/i386/i386.h (ix86_cpu): Ditto.
6368 Fri Oct 29 17:00:42 1999 Jim Wilson <wilson@cygnus.com>
6370 * stor-layout.c (layout_type): When compute TYPE_SIZE_UNIT from
6371 TYPE_SIZE, convert type of result to sizetype.
6373 Fri Oct 29 14:34:17 1999 Richard Henderson <rth@cygnus.com>
6375 * flow.c (count_or_remove_death_notes): Equate NULL with the
6378 * jump.c, reg-stack.c, toplev.c: Revert Oct 27 change.
6379 * toplev.c (rest_of_compilation): Rebuild CFG immediately before
6382 * i386.c (pic_label_no): Delete.
6383 (ix86_attr_length_default): Don't use single_set to peek
6386 * recog.c (peephole2_optimize): Allow recog_next_insn to index
6387 the first insn after bb->end.
6388 * i386.md (push mem peeps): Scratch is live after evaluation
6390 (cmp mem peep): Similarly.
6392 Fri Oct 29 11:50:11 1999 Catherine Moore <clm@cygnus.com>
6394 * calls.c (emit_library_call_value): Fix declaration of alignment_pad.
6395 * function.c (pad_to_arg_alignment): Add missing braces.
6397 Fri Oct 29 13:53:48 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6399 * alpha/alpha-protos.h (literal_section): Add prototype.
6400 (alpha_need_linkage, alpha_start_function,alpha_end_function):
6403 * alpha/alpha.c (alpha_ra_ever_killed, set_frame_related_p): Add
6405 (alpha_start_function, alpha_end_function, float_strings,
6406 alpha_need_linkage): Constify a char*
6408 * alpha/alpha.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_MI_THUNK): Likewise.
6410 * alpha/alpha32.h (ASM_OUTPUT_MI_THUNK): Likewise.
6412 * alpha/elf.h (ASM_FINISH_DECLARE_OBJECT): Likewise.
6414 * alpha/vms.h (ASM_OUTPUT_SECTION_NAME): Likewise.
6416 Fri Oct 29 13:49:39 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6418 * flow.c (debug_flow_info): Add prototype.
6420 * gcc.c (main): Likewise.
6422 * gcse.c (expr_reaches_here_p_work, pre_expr_reaches_here_p_work):
6425 * reload1.c (failed_reload, set_reload_reg): Likewise.
6427 * mips-tfile.c (main): Likewise.
6428 (pfatal_with_name, fancy_abort, botch, fatal, catch_signal): Mark
6429 with ATTRIBUTE_NORETURN.
6431 Fri Oct 29 18:16:03 1999 Andrew Haley <aph@cygnus.com>
6433 * config/i386/i386.h (ENCODE_SECTION_INFO): Don't do anything if
6434 DECL is not a memory ref.
6436 Fri Oct 29 09:05:34 1999 Catherine Moore <clm@cygnus.com>
6438 * config/i386/i386.h (ix86_cpu): Remove extern attribute.
6439 * config/i386/i386.c (ix86_cpu): Add extern attribute.
6441 Fri Oct 29 16:30:04 1999 Andrew Haley <aph@cygnus.com>
6443 * config/mips/elf.h: remove NAME__MAIN and SYMBOL__MAIN.
6444 * config/mips/elf64.h: ditto.
6446 Fri Oct 29 08:03:57 1999 Catherine Moore <clm@cygnus.com>
6448 * expr.c (emit_push_insn): New argument alignment_pad.
6449 Update all callers. Adjust stack pointer based on alignment pad.
6450 * function.c (pad_to_arg_alignment): New argument alignment_pad.
6451 Update all callers. Track alignment_pad if boundary > PARM_BOUNDARY.
6452 (locate_and_pad_parm): New argument alignment_pad. Update all
6454 * expr.h (emit_push_insn): Update prototype.
6455 (locate_and_pad_parm): Update prototype.
6456 * calls.c (arg_data): Add new field alignment_pad.
6457 (initialize_argument_information): Initialize alignment_pad.
6459 Fri Oct 29 02:51:35 1999 Mark Mitchell <mark@codesourcery.com>
6461 * except.c (free_eh_nesting_info): Free the info itself.
6462 * function.c (free_after_compilation): Don't free NULL.
6463 * gcse.c (alloc_pre_mem): Free the temp_bitmap, too.
6464 (pre_edge_insert): Free inserted.
6465 * stmt.c (free_stmt_status): Don't free NULL.
6467 Fri Oct 29 15:25:07 1999 Arnaud Charlet <charlet@ACT-Europe.FR>
6469 * gcov.c (DIR_SEPARATOR): Provide default.
6470 (output_data): Add test for MS-DOS format absolute filename.
6471 (fancy_abort): Correct program name.
6472 (open_files): Open all files in binary mode.
6473 * libgcc2.c (__bb_exit_func): Likewise.
6475 * profile.c (init_branch_prob): Specify binary when opening files.
6477 * flags.h (flag_unwind_tables): New decl.
6478 * toplev.c (flag_unwind_table): New definition.
6479 (f_options): Add -funwind-tables.
6480 (decode_g_option): Clarify warning when unknown -g option is given.
6481 (rest_of_compilation): If inside an inlined external function,
6482 pretend we are just being declared.
6484 * dwarf2out.c (dwarf2out_do_frame): Check -funwind_tables.
6485 (dwarf2out_frame_finish): Likewise.
6487 Fri Oct 29 07:44:26 1999 Vasco Pedro <vp@di.fct.unl.pt>
6489 * fold-const.c (merge_ranges): If not in0, but in1, handle
6490 upper bounds equal like subset case.
6492 Thu Oct 28 19:22:24 1999 Douglas Rupp <rupp@gnat.com>
6494 * dbxout.c (dbxout_parms): Generate a second stabs line for parameters
6495 passed in a register but moved to the stack.
6497 Thu Oct 28 19:12:57 1999 Sam Tardieu <tardieu@act-europe.fr>
6499 * gcc.c (pass_exit_codes, greatest_status): New variables.
6500 (struct option_map): Add entry for "--pass-exit-codes".
6501 (execute): Update greatest_status if error.
6502 (display_help): Add documentation for -pass-exit-codes.
6503 (process_command): Handle -pass-exit-codes.
6504 (main): Look at pass_exit_codes and greatest_status on call to exit.
6506 Thu Oct 28 18:06:50 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6508 * reload.c (find_reloads): Refine test for no input reload
6509 case to not includes reloads emitted after insn.
6511 * function.c (find_temp_slots_from_address): Handle sum involving
6512 a register that points to a temp slot.
6513 (update_temp_slot_address): Make recursive call if both old and
6514 new are PLUS with a common operand.
6515 * calls.c (expand_call): Mark temp slot for result as having
6518 * rtlanal.c (reg_referenced_p, case IF_THEN_ELSE): New case.
6520 * gcc.c (process_command): Add standard_exec_prefix with "GCC"
6521 component as well as "BINUTILS".
6523 * integrate.h (copy_rtx_and_substitute): New arg, FOR_LHS.
6524 * integrate.c (copy_rtx_and_substitute): Likewise.
6525 (expand_inline_function, integrate_parm_decls, integrate_decl_tree):
6526 All callers changed.
6527 * unroll.c (inital_reg_note_copy, copy_loop_body): Likewise.
6529 * dbxout.c (dbxout_type, case INTEGER_TYPE_NODE): If can use
6530 gdb extensions, write size of type; also be more consistent
6531 in using references when this is a subtype.
6533 * pa.md (extv, extzv, insv): Use define_expand to reject constant
6534 that is out of range.
6536 * loop.c (unknown_constant_address_altered): New variable.
6537 (prescan_loop): Initialize it.
6538 (note_addr_stored): Set it for RTX_UNCHANGING_P MEM.
6539 (invariant_p, case MEM): Remove handling for volatile and readonly;
6540 check new variable if readonly.
6541 (check_dbra_loop): Chdeck unknown_constant_address_altered.
6543 * cse.c (canon_hash, case MEM): Do not record if BLKmode.
6544 (addr_affects_sp_p): Removed from note_mem_written and only
6545 define #ifdef AUTO_INC_DEC.
6547 * alpha.c (input_operand, case ADDRESSOF): Treat as REG.
6549 * regclass.c (record_reg_classes): Properly handle register move
6552 * varasm.c (initializer_constant_valid_p, case MINUS_EXPR):
6553 Don't think valid if both operands are invalid.
6554 (struct constant_descriptor): New field RTL.
6555 (mark_const_hash_entry): Mark it.
6556 (record_constant{,_rtx}): Initialize it.
6557 (output_constant_def): Allocate RTL in permanent obstack and
6559 ({record,compare}_constant_1): Modes must match for
6560 CONSTRUCTOR of ARRAY_TYPE.
6562 * c-common.h (initializer_constant_valid_p): Delete decl from here.
6563 * output.h (initializer_constant_valid_p): Move decl to here.
6564 * c-common.c (initializer_constant_valid_p): Delete function from here.
6565 * varasm.c (initializer_constant_valid_p): Move function to here.
6567 * tree.h (STRIP_SIGN_NOPS): New macro.
6568 * fold-const.c (optimize_minmax_comparison): New function.
6569 (invert_truthvalue, case WITH_RECORD_EXPR): New case.
6570 (fold): Use STRIP_SIGN_NOPS instead of STRIP_TYPE_NOPS.
6571 (fold, case EQ_EXPR): Call optimize_minmax_comparison and add
6572 cases with ABS_EXPR, NEGATE_EXPR, PLUS_EXPR, MINUS_EXPR, and
6573 widening conversions.
6574 (fold, case LE_EXPR): Rework changing unsigned to signed comparisons
6575 to look at size of mode, not precision of type; also add missing cases.
6576 (optimize_bit_field_compare, decode_field_reference): Don't try to
6577 optimize COMPONENT_REF of a PLACEHOLDER_EXPR.
6579 * dwarf2out.c (ctype.h): Include.
6580 (dwarf2out_set_demangle_name_func): New function.
6581 (size_of_line_info): Deleted.
6582 (output_line_info): Compute size of line info table from difference
6584 (base_type_die, add_name_attribute): Call demangle function, if any.
6585 (field_byte_offset): Use bits per word for variable length fields.
6586 (gen_array_type_die): Add array name.
6587 (gen_subprogram_die): Ignore DECL_INLINE if -fno-inline.
6588 (dwarf2out_add_library_unit_info): New function.
6590 * explow.c (set_stack_check_libfunc): New function.
6591 (stack_check_libfunc): New static variable.
6592 (probe_stack_range): Allow front-end to set up a libfunc to call.
6594 * combine.c (simplify_comparison): When making comparison in wider
6595 mode, check for having commuted an AND and a SUBREG.
6596 (contains_muldiv): New function.
6597 (try_combine): Call it when dividing a PARALLEL.
6598 (simplify_rtx, case TRUNCATE): Don't remove for umulsi3_highpart.
6599 (simplify_comparison, case ASHIFTRT): Recognize sign-extension of
6601 (record_value_for_reg): If TEM is a binary operation with two CLOBBERs,
6602 use one of the CLOBBERs instead.
6603 (if_then_else_cond): If comparing against zero, just return thing
6606 * optabs.c (expand_abs): If machine has MAX, ABS (x) is MAX (x, -x).
6607 Don't generate shifts and subtract if have conditional arithmetic.
6609 * rtl.h (delete_barrier): New declaration.
6610 * jump.c (jump_optimize): Set up to handle conditional call.
6611 In conditional arithmetic case, handle CALL_INSN followed by a BARRIER.
6612 (delete_barrier): New function.
6614 * rtl.c (read_rtx): Call fatal if bad RTL code; check for bad mode.
6616 * recog.c (nonmemory_operand): Accept ADDRESSOF.
6618 * tree.c (build_type_attribute_variant): Push to obstack of
6619 ttype around type_hash_canon call.
6621 * expr.c (placeholder_list): Move decl to file scope.
6622 (expand_expr): Don't force access to volatile just because its
6624 If ignoring reference operations, just expand the operands.
6625 (expand_expr, case COMPONENT_REF): Propagate
6626 EXPAND_CONST_ADDRESS to recursive call when expanding inner.
6627 Refine test for using bitfield operations vs pointer punning.
6628 (expand_expr, case CONVERT_EXPR): If converting to
6629 BLKmode UNION_TYPE from BLKmode, just return inner object.
6630 Use proper mode in store_field call.
6631 Properly set sizes of object to store and total size in store_field
6632 call for convert to union.
6633 (expand_expr, case ARRAY_REF): If OP0 is in a register, put it in
6634 memory (like for ADDR_EXPR). Also, don't put constant in register if
6635 we'll want it in memory.
6636 (readonly_fields_p): New function.
6637 (expand_expr, case INDIRECT_REF): Call it if LHS.
6638 (expand_assignment): Handle a RESULT_DECL where
6639 DECL_RTL is a PARALLEL.
6640 (do_jump, case WITH_RECORD_EXPR): New case.
6641 (get_inner_reference): Always go inside a CONVERT_EXPR
6642 and NOP_EXPR if both modes are the same.
6643 (store_field): Use bitfield operations if size of bitsize is not same
6644 as size of RHS's type.
6645 Check for bitpos not a multiple of alignment in BLKmode case.
6646 Do block move in largest possible alignment.
6647 (store_constructor): Set BITSIZE to -1 for variable size and properly
6648 in case of array of BLKmode.
6649 (expand_expr_unaligned): New function.
6650 (do_compare_and_jump): Call it.
6652 * mips/iris5.h (SWITCHES_NEED_SPACES): New macro.
6653 * collect2.c (main): Only allow -ofoo if SWITCHES_NEED_SPACES
6654 does not include 'o'.
6656 * function.c (instantiate_virtual_regs_1, case SET): Handle case where
6657 both SET_DEST and SET_SRC reference a virtual register.
6658 (gen_mem_addressof): Copy RTX_UNCHANGING_P from new REG to old REG.
6660 * integrate.c (expand_inline_function): Handle case of setting
6661 virtual stack vars register (from built in setjmp); when parameter
6662 lives in memory, expand virtual_{stack_vars,incoming_args}_rtx early.
6663 (subst_constant): Add new parm, MEMONLY.
6664 (expand_inline_function, integrate_parm_decls): Pass new parm.
6665 (integrate_decl_tree): Likewise.
6666 (copy_rtx_and_substitute, case MEM): Do copy RTX_UNCHANGING_P.
6667 (try_constants): Call subst_constants twice, with MEMONLY 0 and 1.
6668 (copy_rtx_and_substitute, case SET): Add explicit calls to
6669 copy_rtx_and_substitute for both sides.
6671 * stmt.c (expand_asm_operands): Don't use TREE_STRING_LENGTH for
6673 (pushcase{,_range}): Convert to NOMINAL_TYPE after checking for
6674 within INDEX_TYPE, instead of before.
6675 (fixup_gotos): Use f->target_rtl, not the next insn,
6676 since latter may be from a later fixup.
6677 (expand_value_return): Correctly convert VAL when promoting function
6678 return; support RETURN_REG being a PARALLEL.
6679 (expand_return): When checking for result in regs and having
6680 cleanup, consider PARALLEL in DECL_RTL as being in regs.
6682 1999-10-28 21:27 -0700 Zack Weinberg <zack@bitmover.com>
6684 * cpplib.h (struct cpp_buffer: fname, nominal_fname,
6685 last_nominal_fname): Mark const.
6686 (struct include_hash: name, nshort, control_macro): Mark
6688 (struct macrodef: symnam): Mark const.
6689 (struct if_stack: fname): Mark const.
6690 (is_idchar, is_idstart, is_hor_space, trigraph_table): Delete.
6691 (IStable): New character-syntax array which encompasses all
6692 the old is_foo arrays.
6693 (is_idchar, is_numchar, is_idstart, is_numstart, is_hspace,
6694 is_space): New macros for interrogating IStable.
6695 (check_macro_name): Kill last argument. All callers changed.
6697 * cppinit.c (initialize_char_syntax): Delete.
6698 (is_idchar, is_idstart, is_hor_space, is_space,
6699 trigraph_table): Delete.
6700 (IStable): New. Initialize with clever macros to avoid
6701 information duplication.
6702 (builtin_array): Table of builtins to get rid of explicit list
6703 in initialize_builtins.
6704 (initialize_builtins): Use builtins_array.
6705 (cpp_start_read): Call init_IStable, and set IStable['$'] if
6706 opts->dollars_in_ident.
6708 * cppexp.c: Change all refs to is_xyz[] arrays to use new
6710 (cpp_parse_expr): Avoid 'format string is not constant'
6711 warning. Use ISGRAPH to identify printable chars.
6712 * cppfiles.c: Change all refs to is_xyz[] arrays to use new
6714 (read_and_prescan): Map trigraphs to chars with open-coded
6715 if-else-if-... sequence, not a lookup table.
6716 * cpphash.c: Change all refs to is_xyz[] arrays to use new
6718 * cpplib.c: Change all refs to is_xyz[] arrays to use new
6719 is_xyz() macros. Kill SKIP_ALL_WHITE_SPACE (unused).
6720 (check_macro_name): Remove ability to report an invalid
6721 assertion name, which is never used.
6722 (do_line): Constify a couple of char *'s.
6723 * cppmain.c (main): Call cpp_cleanup before returning.
6725 Thu Oct 28 21:16:35 1999 Mark Mitchell <mark@codesourcery.com>
6727 * ggc.h (struct ggc_statistics): New type.
6728 (ggc_get_size): New function.
6729 (ggc_print_statistics): Likewise.
6730 * ggc-common.c (ggc_stats): New variable.
6731 (ggc_mark_rtx_children): Keep statistics.
6732 (ggc_mark_tree_children): Likewise.
6733 (ggc_print_statistics): New function.
6734 * ggc-page.c (struct globals): Add bytes_mapped field.
6735 (alloc_anon): Update it.
6736 (release_pages): Likewise.
6737 (ggc_get_size): New function.
6738 (ggc_page_print_statistics): New function.
6739 * ggc-simple.c (ggc_get_size): New function.
6741 Fri Oct 29 06:32:44 1999 Geoffrey Keating <geoffk@cygnus.com>
6743 * flow.c (propagate_block): When the last reference to a label
6744 before an ADDR_VEC is deleted because the reference is a dead
6745 store, delete the ADDR_VEC.
6747 Thu Oct 28 12:28:50 1999 Richard Henderson <rth@cygnus.com>
6749 * resource.c (find_free_register): Don't use the frame pointer
6750 if frame_pointer_needed.
6752 Thu Oct 28 10:02:00 1999 Jim Wilson <wilson@cygnus.com>
6754 * config/mips/mips.c (mips_va_arg): Delete gen_jump as emit_jump arg.
6755 (function_arg_pass_by_reference): Check for a NULL pointer in cum.
6757 * config/i960/i960.c (i960_va_start): New locals base, num.
6758 Use INDIRECT_REF instead of ARRAY_REF on valist.
6759 (i960_va_arg): Use INDIRECT_REF instead of ARRAY_REF on valist.
6761 Thu Oct 28 09:45:48 1999 Mark Mitchell <mark@codesourcery.com>
6763 * gcse.c (delete_null_pointer_checks): Fix typo in previous change.
6765 Thu Oct 28 03:37:50 1999 Peter Gerwinski <peter@gerwinski.de>
6767 * tree.def (PLACEHOLDER_EXPR): Update comments.
6769 Thu Oct 28 06:47:32 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6771 * c-common.c (check_format_info): Avoid non-literal format string
6772 warnings when `first_arg_num' is zero.
6774 Thu Oct 28 12:28:48 1999 Bernd Schmidt <bernds@cygnus.co.uk>
6776 * rtl.texi: Delete explicit Prev, Up and Next entries in "@node"s.
6778 Thu Oct 28 11:05:13 1999 Richard Earnshaw <rearnsha@arm.com>
6780 * arm.md (casesi_insn): Add a clobber of the condition code
6783 Mon Oct 18 21:16:06 1999 Fred Fish <fnf@be.com>
6785 * tm.texi (CC1PLUS_SPEC): Make it clear in the docs that CC1_SPEC is
6786 used by both cc1 and cc1plus.
6788 Thu Oct 28 10:00:48 1999 Nick Clifton <nickc@cygnus.com>
6790 * config/arm/arm.c: Initialise arm_structure_size_boundary to
6791 DEFAULT_STRUCTURE_SIZE_BOUNDARY.
6792 * config/arm/arm.h (DEFAULT_STRUCTURE_SIZE_BOUNDARY): Define
6793 to the value 32 if it has not already been defined.
6794 * config/arm/netbsd.h (DEFAULT_STRUCTURE_SIZE_BOUNDARY):
6795 Override definition in arm.h with a value of 8.
6797 Thu Oct 28 03:12:02 1999 David Starner <dstarner98@aasaa.ofe.org>
6799 * c-pragma.c (push_alignment): Don't check the return value
6802 Thu Oct 28 03:08:38 1999 Matteo Frigo <athena@fftw.org>
6804 * sparc.h (ADJUST_COST): Fix thinko.
6806 Thu Oct 28 02:44:03 1999 Glen Nakamura <glen.nakamura@usa.net>
6808 * cccp.c (rescan): Fixed obp pointer handling around call to
6809 check_expand subroutine.
6811 Thu Oct 28 02:15:22 1999 Jeffrey A Law (law@cygnus.com)
6813 * gcse.c (delete_null_pointer_checks): Only record non-null info
6814 for pseudos when examining stores.
6816 * arm.md (adddi3, adddi_sesidi_di, adddi_sesidi_di): Add
6817 splitters for these patterns. Use "#" for output templates.
6818 (addsi3_carryin_shift): New pattern.
6820 Thu Oct 28 10:20:02 1999 Geoffrey Keating <geoffk@cygnus.com>
6822 * config/rs6000/rs6000.md (movsf): Don't convert a SUBREG
6823 of the function return register into a plain REG until
6824 after function inlining is done.
6826 Wed Oct 27 15:21:46 1999 Richard Henderson <rth@cygnus.com>
6828 * jump.c (jump_optimize_1): If we did cross-jumping, and
6829 the data will matter, rebuild the CFG.
6830 * reg-stack.c (reg_to_stack): Only (re)build the CFG if
6831 not optimizing. Don't run shorten_branches.
6832 * toplev.c (rest_of_compilation): Run shorten_branches after
6835 Wed Oct 27 12:33:40 1999 Mark Mitchell <mark@codesourcery.com>
6837 * rtl.h (note_stores): Add additional paramter.
6838 * rtlanal.c (reg_set_p_1): Take additional paramter.
6839 (reg_set_last_1): Likewise.
6840 (reg_set_p): Adjust call to note_stores.
6841 (reg_set_last): Likewise.
6842 (note_stores): Pass data parameter to worker function.
6843 * alias.c (record_set): Take additional parameter.
6844 (init_alias_analysis): Pass it.
6845 * caller-save.c (mark_set_regs): Take additional parameter.
6846 (save_call_clobbered_regs): Pass NULL to note_stores.
6847 * combine.c (set_nonzero_bits_and_sign_copies): Take additional
6849 (record_dead_and_set_regs_1): Likewise.
6850 (reg_dead_at_p_1): Likewise.
6851 (combine_instructions): Adjust calls to note_stores.
6852 (try_combine): Likewise.
6853 (record_dead_insn): Remove.
6854 (record_dead_and_set_regs): Adjust calls to note_stores.
6855 (reg_dead_at_p): Likewise.
6856 * cse.c (invalidate_skipped_set): Take additional parameter.
6857 (cse_check_loop_start): Likewise.
6858 (cse_check_loop_start_value): Remove.
6859 (cse_set_around_loop): Adjust calls to note_stores.
6860 * flow.c (notice_stack_pointer_modification): Take additional
6861 parameter. Remove duplicate declaration.
6862 (record_volatile_insns): Adjust calls to note_stores.
6863 * gcse.c (record_set_info): Take additional parameter.
6864 (record_last_set_info): Likewise.
6865 (invalidate_nonnull_info): Likewise.
6866 (record_set_insn): Remove.
6867 (compute_sets): Adjust calls to note_stores.
6868 (last_set_insn): Remove.
6869 (compute_hash_table): Adjust calls to note_stores.
6870 (insert_insn_end_bb): Likewise.
6871 (delete_null_pointer_checks): Likewise.
6872 * global.c (mark_reg_store): Take additional parameter.
6873 (mark_reg_clobber): Likewise.
6874 (reg_becomes_live): Likewise.
6875 (global_conflicts): Adjust calls to note_stores.
6876 (build_insn_chain): Likewise.
6877 * integrate.c (note_modified_parmregs): Take additional parameter.
6878 (mark_stores): Likewise. Make it static.
6879 (save_for_inline_nocopy): Adjust calls to note_stores.
6880 (try_constants): Likewise.
6881 * integrate.h (mark_stores): Remove declaration.
6882 * jump.c (mark_modified_reg): Take additional parameter.
6883 (thread_jumps): Adjust calls to note_stores.
6884 * local-alloc.c (validate_equiv_mem_from_store): Take additional
6886 (no_equiv): Likewise.
6887 (reg_is_set): Likewise.
6888 (validate_equiv_mem): Adjust calls to note_stores.
6889 (update_equiv_regs): Likewise.
6890 (block_alloc): Likewise.
6891 * loop.c (note_set_pseudo_multiple_uses_retval): Remove.
6892 (note_addr_stored): Take additional parameter.
6893 (note_set_pseudo_multiple_uses): Likewise.
6894 (record_initial): Likewise.
6895 (prescan_loop): Adjust calls to note_stores.
6896 (strength_reduce): Likewise.
6897 (check_dbra_loop): Likewise.
6898 * regmove.c (flags_set_1): Take additional paramter.
6899 (mark_flags_life_zones): Adjust calls to note_stores.
6900 * reload1.c (mark_not_eliminable): Take additional parameter.
6901 (forget_old_reloads_1): Likewise.
6902 (reload_cse_invalidate_rtx): Likewise.
6903 (reload_cse_check_clobber): Likewise.
6904 (reload_combine_note_store): Likewise.
6905 (move2add_note_store): Likewise.
6906 (reload): Adjust calls to note_stores.
6907 (reload_as_needed): Likewise.
6908 (emit_reload_insns): Likewise.
6909 (reload_cse_regs_1): Likewise.
6910 (reload_cse_record_set): Adjust calls to reload_cse_invalidate_rtx.
6911 (reload_combine): Adjust calls to note_stores.
6912 * resource.c (update_live_status): Take additional paramter.
6913 (mark_target_live_regs): Adjust calls to note_stores.
6914 * stupid.c (find_clobbered_regs): Take additional parameter.
6915 (stupid_life_analysis): Adjust calls to note_stores.
6917 Wed Oct 27 19:26:12 1999 Nick Clifton <nickc@cygnus.com>
6919 * config/arm/coff.h (STRUCTURE_SIZE_BOUNDARY): Delete
6922 * config/arm/elf.h (STRUCTURE_SIZE_BOUNDARY): Delete
6925 * config/arm/arm.h (STRUCTURE_SIZE_BOUNDARY): Define in terms
6926 of the variable arm_structure_size_boundary.
6928 Wed Oct 27 02:05:58 1999 Mark P. Mitchell <mark@codesourcery.com>
6930 * alias.c (init_alias_analysis): Allocate reg_known_value and
6931 reg_known_equiv_p on the heap. Likewise for new_reg_base_value
6933 (end_alias_analysis): Free reg_known_value and reg_known_equiv_p.
6934 * cse.c (cse_main): Call end_alias_analysis.
6935 * haifa-sched.c (schedule_insns): Likewise.
6936 * local-alloc. (update_equiv_regs): Likewise.
6937 * reload1.c (reload_cse_regs): Likewise.
6939 Wed Oct 27 01:49:17 1999 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
6941 * sparc/sparc.c (sparc_override_options): Clear MASK_FPU_SET.
6942 * sparc/sparc.h (TARGET_SWITCHES): Add "fpu" entry for reverse
6943 mapping from MASK_FPU.
6945 Wed Oct 27 01:42:26 1999 Scott Christley <scottc@net-community.com>
6947 * sparc.md (call): Don't bound structure return size to 0xfff.
6949 Wed Oct 27 00:56:59 1999 Richard Henderson <rth@cygnus.com>
6951 * resource.c (mark_target_live_regs): Check that the target
6952 insn wasn't created after compute_bb_for_insn.
6954 Tue Oct 26 23:15:03 1999 Mark Mitchell <mark@codesourcery.com>
6956 * ggc-page.c (poison_pages): Don't be overzealous.
6958 Tue Oct 26 23:29:18 1999 Jeffrey A Law (law@cygnus.com)
6960 * alias.c: Update comments for ADDRESS.
6961 (nonlocal_reference_p): Look inside the ADDRESS to determine if
6962 it is a local memory reference.
6964 * c-typeck.c (build_function_call): Check that the built-in
6965 function is of class BUILT_IN_NORMAL before trying to recongize
6967 * calls.c (calls_function_1): Similarly for BUILT_IN_ALLOCA.
6968 * stmt.c (expand_end_cae): Similarly for BUILT_IN_CLASSIFY_TYPE.
6970 Wed Oct 27 00:14:13 1999 Robert Lipe <robertlipe@usa.net>
6972 * gcse.c (expr_reaches_here_p): Use xcalloc and explit free instead
6974 (pre_gcse): Likewise.
6975 (hoist_expr_reaches_here_p): Likewise.
6976 (hoist_code): Likewise.
6977 (pre_expr_reaches_here_p): Replace alloca with xcalloc. Move core
6979 (pre_expr_reaches_here_p_work): ... here.
6980 (expr_reaches_here_p): Replace alloca with xcalloc. Move core
6982 (expr_reaches_here_p_work): ... here.
6984 Tue Oct 26 20:42:45 1999 Richard Henderson <rth@cygnus.com>
6986 * resource.c (find_basic_block): Delete.
6987 (mark_target_live_regs, incr_ticks_for_insn): Use BLOCK_NUM instead.
6988 (init_resource_info): Call compute_bb_for_insn.
6990 Tue Oct 26 20:21:02 1999 Richard Henderson <rth@cygnus.com>
6992 * flow.c (merge_blocks_move_predecessor_nojumps): Cope
6993 with already adjacent blocks, but no fallthru.
6994 (merge_blocks_move_successor_nojumps): Simplify.
6995 (debug_flow_info): New.
6997 * toplev.c (rest_of_compilation): Open jump1 dump file before
6998 jump and close after, as opposed to just using dump_rtl.
7000 Wed Oct 27 03:09:23 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
7002 * reload.h (earlyclobber_operand_p): Declare.
7003 * reload.c (earlyclobber_operand_p): Don't declare. No longer static.
7004 * reload1.c (reload_reg_free_for_value_p): RELOAD_OTHER reloads with
7005 an earlyclobbered output conflict with RELOAD_INPUT reloads - handle
7006 case where the RELOAD_OTHER reload is new. Use earlyclobber_operand_p.
7008 Tue Oct 26 18:23:38 1999 Jan Hubicka <hubicka@freesoft.cz>
7009 Richard Henderson <rth@cygnus.com>
7011 * emit-rtl.c (emit_block_insn_before): New.
7012 (emit_block_insn_after): New.
7013 * basic-block.h: Declare them.
7015 * bitmap.h: Protect from multiple inclusion.
7017 * recog.c (scratch_operand): Handle VOIDmode correctly.
7019 * rtl.h (JUMP_CROSS_JUMP_DEATH_MATTERS): New.
7021 * builtins.c (expand_builtin_apply_args_1): Remove STACK_REGS hack.
7022 * function.c (assign_parms): Likewise.
7023 * global.c (global_conflicts): Clarify STACK_REGS commentary.
7025 * reg-stack.c (max_uid): Remove.
7026 (blocks, block_begin, block_end, block_drops_in): Remove.
7027 (block_stack_in, block_out_reg_set, block_number): Remove.
7028 (struct block_info_def, BLOCK_INFO): New.
7029 (enum emit_where): New.
7030 (current_block): New.
7031 (BLOCK_NUM): Remove.
7032 (mark_regs_pat, record_label_references): Remove.
7033 (record_reg_life_pat, record_reg_life, find_blocks): Remove.
7035 (goto_block_pat, print_blocks, dump_stack_info): Remove.
7036 (reg_to_stack): Simplified test for existance of fp code. Use
7037 flow.c code. Call shorten_branches after cross-jump opt.
7038 (check_asm_stack_operands): Renamed from record_asm_reg_life.
7039 Return false if the asm doesn't use stack regs. Don't do life
7040 analysis on the asm.
7041 (emit_pop_insn): Replace function pointer arg `when' with
7042 enum `where'. Update all callers.
7043 (change_stack): Likewise. Update basic block end.
7044 (emit_swap_insn): Use current_block->head to limit reverse search
7045 for start of block. Use emit_block_insn_after.
7046 (subst_stack_regs_pat): Handle USE and CLOBBER patterns.
7047 (subst_asm_stack_regs): Use check_asm_stack_operands. Use direct
7048 structure assignment instead of bcopy.
7050 (convert_regs_entry, convert_regs_exit): New.
7051 (convert_regs_1, convert_regs_2): Split out from convert_regs.
7052 Work on basic blocks and the CFG.
7053 (convert_regs): Use them.
7055 * i386.c (output_fix_trunc): Remove code for DImode input operand
7056 not at top-of-stack.
7057 * i386.c (fix_truncdfdi2, fix_truncsfdi2): Use scratch with
7059 (fix_truncdi_1): Allow any mode scratch.
7061 Tue Oct 26 13:30:35 1999 Richard Henderson <rth@cygnus.com>
7063 * alpha.h (TARGET_MEM_FUNCTIONS): Define here.
7064 * linux.h, netbsd.h, vms.h: Not here.
7066 1999-10-26 Gavin Romig-Koch <gavin@cygnus.com>
7068 * config/mips/mips.h (ISA_HAS_64BIT_REGS,ISA_HAS_BRANCHLIKELY,
7069 ISA_HAS_FP4,ISA_HAS_CONDMOVE): New.
7070 (GENERATE_BRANCHLIKELY,HAVE_SQRT_P,
7071 CONDITIONAL_REGISTER_USEAGE): Use them.
7072 * config/mips/mips.c (mips_move_1word,mips_move_2words,
7073 gen_conditional_branch,override_options) : Use them.
7074 * config/mips/mips.md : Use them.
7076 Tue Oct 26 13:09:23 1999 Richard Henderson <rth@cygnus.com>
7078 * i386.md (zero_extendqihi2): Use SImode register name with andl.
7080 Tue Oct 26 12:35:38 1999 Richard Henderson <rth@cygnus.com>
7082 * integrate.c (function_cannot_inline_p): Don't allow inlining
7085 Tue Oct 26 14:10:23 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7087 * c-parse.in (cast_expr): Constify.
7089 * cccp.c (special_symbol): Likewise.
7091 * cse.c (hash_cse_reg_info, cse_reg_info_equal_p): Likewise.
7093 * dwarf2out.c (base_type_die): Likewise.
7095 * global.c (allocno_compare): Likewise.
7097 * local-alloc.c (qty_compare_1, qty_sugg_compare_1): Likewise.
7099 * regclass.c (fix_register): Likewise.
7101 * rtl.h (fix_register): Likewise.
7103 * stupid.c (stupid_reg_compare): Likewise.
7105 * toplev.c (decode_f_option): Likewise.
7107 * tree.c (build_complex_type): Likewise.
7109 Tue Oct 26 18:35:25 1999 Richard Earnshaw <rearnsha@arm.com>
7111 * output.h: Don't unnecessarily conditionalize prototypes on TREE_CODE.
7113 Tue Oct 26 15:42:56 1999 Bernd Schmidt <bernds@cygnus.co.uk>
7115 * reload.c (find_reloads): Compute mode and nregs fields of all
7117 * reload1.c (calculate_needs_all_insns): Simplify a bit.
7118 (calculate_needs): Use precomputed mode/nregs values.
7119 (allocate_reload_reg): Likewise.
7121 (failed_reload, set_reload_reg): ... new functions.
7122 (choose_reload_regs_init): New function, mostly broken out from...
7123 (choose_reload_regs): ... here. Lose all the save_xxx nonsense.
7124 Also lose one #if 0 block.
7126 Tue Oct 26 02:48:32 1999 Marc Espie <espie@cvs.openbsd.org>
7128 * Makefile.in (AR_FOR_TARGET, RANLIB_FOR_TARGET): Fix target name
7131 Tue Oct 26 01:27:32 1999 Mark Mitchell <mark@codesourcery.com>
7133 * tree.h (BLOCK_TYPE_TAGS): Remove.
7134 (BLOCK_END_NOTE): Likewise.
7135 (BLOCK_LIVE_RANGE_FLAG): Likewise.
7136 (BLOCK_LIVE_RANGE_START): Likewise.
7137 (BLOCK_LIVE_RANGE_END): Likewise.
7138 (tree_block): Remove live_range_flag, live_range_var_flag, and
7139 type_tags. Remove end_note, live_range_start, and live_range_end.
7140 (remember_end_note): Remove prototype.
7141 * tree.c (build_block): Don't set BLOCK_TYPE_TAGS.
7142 * c-decl.c (poplevel): Don't set BLOCK_TYPE_TAGS or call
7144 * ggc-common.c (ggc_mark_tree_children): Don't mark
7145 BLOCK_TYPE_TAGS or BLOCK_END_NOTE.
7146 * integrate.c (adjust_copied_decl_tree): Remove.
7147 * print-tree.c (print_node): Don't print BLOCK_TYPE_TAGS.
7148 * stmt.c (last_block_end_note): Remove.
7149 (init_stmt): Don't add a GC root for it.
7150 (expand_fixup): Don't set it.
7151 (remember_end_note): Remove.
7152 (expand_end_bindings): Don't set last_block_end_note.
7154 Tue Oct 26 00:41:54 1999 Bernd Schmidt <bernds@cygnus.co.uk>
7156 * reload1.c (reload_reg_free_for_value_p): Show
7157 RELOAD_FOR_OTHER_ADDRESS reloads can conflict with RELOAD_OTHER
7160 Mon Oct 25 23:54:45 1999 Geoff Keating <geoffk@cygnus.com>
7162 * expmed.c (extract_bit_field): Allow for the case of non-integer
7163 objects that are smaller than a word (like SFmode on a 64-bit
7166 * loop.c (basic_induction_var): A non-integer variable which is
7167 being set by a paradoxical subreg is probably not a biv.
7169 1999-10-25 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
7171 * prefix.c (translate_name) Check for empty prefix string.
7173 Mon Oct 25 23:10:45 1999 Andreas Schwab <schwab@suse.de>
7175 * Makefile.in (CPP_CROSS_NAME): New variable.
7176 (install-cpp): Use it instead of CPP_INSTALL_NAME for the cross
7178 (uninstall-cpp): Use CPP_INSTALL_NAME and CPP_CROSS_NAME for the
7179 names of the files to be uninstalled.
7181 Mon Oct 25 23:03:09 1999 Jeffrey A Law (law@cygnus.com)
7183 * collect2.c (IS_DIR_SEPARATOR): Define.
7184 (prefix_from_string): Use IS_DIR_SEPARATOR and DIR_SEPARATOR.
7186 * som.h (ASM_DECLARE_FUNCTION_NAME): Set PRIV_LEV for static
7189 * haifa-sched.c (add_dependence): Update the true dependency
7190 cache the first time we add a true dependence to the LOG_LINKS chain.
7192 Mon Oct 25 22:27:40 1999 Jim Kingdon <http://developer.redhat.com/>
7194 * fold-const.c (fold): Fix comment.
7196 Mon Oct 25 22:49:34 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7198 * dbxout.c (lastfile, cwd, dbxout_type_method_1,
7199 dbxout_symbol_location, dbxout_symbol_name, dbxout_init,
7200 dbxout_start_new_source_file, dbxout_source_file,
7201 dbxout_source_line, dbxout_finish, dbxout_type_fields,
7202 dbxout_type_methods, dbxout_symbol, dbxout_prepare_symbol):
7204 (dbxout_types, dbxout_args, dbxout_symbol): Delete prototypes.
7205 (dbxout_symbol): Mark parameter `local' with ATTRIBUTE_UNUSED.
7206 (dbxout_block): Initialize variable `blocknum'.
7208 * dbxout.h (dbxout_init, dbxout_finish,
7209 dbxout_start_new_source_file, dbxout_source_file, dbxout_types,
7210 dbxout_args, dbxout_source_line): Constify a char*.
7212 * dwarfout.c (dwarf_tag_name, dwarf_attr_name,
7213 dwarf_stack_op_name, dwarf_typemod_name, dwarf_fmt_byte_name,
7214 dwarf_fund_type_name, name_attribute, stmt_list_attribute,
7215 low_pc_attribute, high_pc_attribute, body_begin_attribute,
7216 body_end_attribute, comp_dir_attribute, sf_names_attribute,
7217 src_info_attribute, mac_info_attribute, producer_attribute,
7218 lookup_filename, generate_macinfo_entry, fundamental_type_code,
7219 dwarfout_line, dwarfout_start_new_source_file, dwarfout_define,
7220 dwarfout_undef): Constify a char*.
7221 (add_incomplete_type, retry_incomplete_types): Add prototypes.
7223 * dwarfout.h (dwarfout_define, dwarfout_undef,
7224 dwarfout_start_new_source_file, dwarfout_line): Constify a char*.
7226 1999-10-25 Gavin Romig-Koch <gavin@cygnus.com>
7228 * config/mips/mips.h (MIPS_ISA_DEFAULT): Insure it's defined.
7229 (MULTILIB_ISA_DEFAULT): New.
7230 (MULTILIB_DEFAULTS): Use it.
7231 * config/mips/mips.c (): Remove the now unnecessary definition
7232 of MIPS_ISA_DEFAULT.
7233 * config/mips/elf64.h (MULTILIB_DEFAULTS): Remove the now
7234 unnecessary definition.
7236 Mon Oct 25 22:08:35 1999 Richard Earnshaw (rearnsha@arm.com)
7238 * arm.md (pic_load_addr): Add constraints to operand 1.
7240 1999-10-25 Bruce Korb <autogen@linuxbox.com>
7242 * fixinc/genfixes: Provide a means for specifying -D options to
7245 Mon Oct 25 00:42:35 1999 Jeffrey A Law (law@cygnus.com)
7247 * arm.c (arm_override_options): Correct initialization of
7248 arm_fast_multiply, arm_arch4, arm_arch5, arm_ld_sched,
7249 arm_is_strong, and arm_is_6_or_7.
7251 * loop.c (note_set_pseudo_multiple_uses_retval): New variable.
7252 (note_set_pseudo_multiple_uses): New function.
7253 (check_dbra_loop): Use not_set_pseudo_multiple_uses to determine
7254 if a pseudo set in the loop exit is used elsewhere.
7256 Sun Oct 24 20:52:40 1999 Mark Mitchell <mark@codesourcery.com>
7258 * i386.md (mulsi3): Tweak to work with SCO OSR5 COFF assembler.
7260 Sun Oct 24 21:02:46 1999 Richard Henderson <rth@cygnus.com>
7262 * i386.md (*lea_0): Collapse addsi_0, addsi_lea_[123] into
7263 a single load-address pattern.
7265 Sun Oct 24 19:33:24 1999 Mark P. Mitchell <mark@codesourcery.com>
7267 * haifa-sched.c (schedule_insns): Don't assign LUIDs differently
7268 depending on whether or not line-number notes are present.
7270 Sun Oct 24 20:29:59 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7272 * cccp.c (progname, file_buf, default_include, include_file,
7273 macrodef, definition, hashval, wchar_type, user_label_prefix,
7274 directive, out_fname, if_stack, safe_write, index0, get_lintcmd,
7275 expand_to_temp_buffer, is_system_include, base_name,
7276 absolute_filename, read_name_map, open_include_file,
7277 record_control_macro, check_precompiled, check_preconditions,
7278 pcfinclude, pass_thru_directive, create_definition,
7279 check_macro_name, comp_def_part, collect_expansion,
7280 check_assertion, read_token_list, assertion_install,
7281 assertion_lookup, eval_if_expression, conditional_skip,
7282 validate_else, skip_quoted_string, quote_string, macarg1,
7283 error_from_errno, install, lookup, hashf, dump_defn_1,
7284 perror_with_name, pfatal_with_name, main, trigraph_pcp,
7285 check_white_space, rescan, handle_directive, monthnames,
7286 special_symbol, do_include, remap_include_file, write_output,
7287 arglist, do_assert, do_unassert, do_line, do_error, do_once,
7288 do_ident, do_sccs, do_xifdef, skip_if_group,
7289 output_line_directive, macroexpand, macarg, change_newlines,
7290 initialize_builtins, make_definition): Constify a char*.
7292 * pcp.h (stringdef): Likewise.
7294 Sun Oct 24 13:29:28 1999 Richard Henderson <rth@cygnus.com>
7296 * unroll.c (copy_loop_body): Examine SET_DEST of single_set
7299 Sun Oct 24 13:14:20 1999 Graham <grahams@rcp.co.uk>
7300 Richard Henderson <rth@cygnus.com>
7302 * alias.c: Include ggc.h.
7303 (reg_base_value, new_reg_base_value, reg_base_value_size): Make static.
7304 (record_set): Verify enough room in reg_base_value.
7305 (init_alias_analysis): Allocate reg_base_value with xcalloc.
7306 Register it as a GC root.
7307 (end_alias_analysis): Free reg_base_value. Remove it as a GC root.
7308 * Makefile.in (alias.o): Depend on ggc.h.
7310 * unroll.c (unroll_loop): Verify the insn before a barrier
7311 is a JUMP_INSN before checking JUMP_LABEL.
7313 Sun Oct 24 15:46:44 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7315 * mips/bsd-5.h (ASM_OUTPUT_ASCII): Constify a char*.
7316 * mips/iris4.h (ASM_OUTPUT_ASCII): Likewise.
7317 * mips/mips-5.h (ASM_OUTPUT_ASCII): Likewise.
7318 * mips/mips.h (ASM_OUTPUT_ASCII): Likewise.
7319 * mips/svr3-5.h (ASM_OUTPUT_ASCII): Likewise.
7320 * mips/svr4-5.h (ASM_OUTPUT_ASCII): Likewise.
7322 Sun Oct 24 15:35:43 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7324 * output.h (ctors_section, dtors_section, bss_section): Prototype.
7326 * alpha/alpha-interix.h (text_section): Delete prototype.
7327 * alpha/elf.h (text_section): Likewise.
7328 * arm/linux-elf.h (text_section): Likewise.
7329 * arm/linux-telf.h (text_section): Likewise.
7330 * c4x/c4x.h (text_section): Likewise.
7331 * dsp16xx/dsp16xx.h (bss_section): Likewise.
7332 * elfos.h (text_section): Likewise.
7333 * i386/aix386ng.h (text_section): Likewise.
7334 * i386/i386-interix.h (text_section): Likewise.
7335 * i386/sco5.h (text_section): Likewise.
7336 * i386/svr3gas.h (text_section): Likewise.
7337 * nextstep.h (text_section): Likewise.
7338 * psos.h (text_section): Likewise.
7339 * ptx4.h (text_section): Likewise.
7340 * svr3.h (text_section): Likewise.
7341 * svr4.h (text_section, ctors_section, dtors_section): Likewise.
7343 Sun Oct 24 15:20:59 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7345 * final.c (peephole): Delete prototype.
7347 * gcse.c (process_insert_insn, pre_edge_insert): Add prototypes.
7348 (pre_insert_copies): Remove unused variable `bb'.
7350 * genrecog.c (debug_decision_0, debug_decision_list, main): Add
7353 * output.h (peephole): Add prototype.
7355 Sun Oct 24 11:35:30 1999 Mark P. Mitchell <mark@codesourcery.com>
7357 * config/mips/iris6.h (SUBTARGET_ASM_OPTIMIZING_SPEC): Define to
7360 Sat Oct 23 21:13:00 1999 Mark Mitchell <mark@codesourcery.com>
7362 * integrate.c (integrate_decl_tree): Tweak setting of DECL_CONTEXT
7363 for inlined declarations.
7365 Fri Oct 22 18:05:43 1999 Jeffrey A Law (law@cygnus.com)
7367 * arm.c (logical_binary_operator): New fucntion.
7368 * arm.h (logical_binary_operator): Declare it.
7369 (PREDICATE_CODES): Handle logical_binary_operator.
7370 * arm.md (anddi3, anddi_zesidi_di, anddi_sesdi_di): Use "#" for
7371 output constraints. Add appropriate splitters.
7372 (anddi_notdi_di, anddi_notzesidi_di, anddi_notsesidi_di): Likewise.
7373 (iordi3, iordi_zesidi_di, iordi_sesidi_di): Likewise.
7374 (xordi3, xordi_zesidi_di, xordi_sesidi_di): Likewise.
7376 Fri Oct 22 23:46:50 1999 Bernd Schmidt <bernds@cygnus.co.uk>
7378 * genoutput.c (struct operand_data): New elt eliminable.
7379 (output_operand_data): Write it.
7380 (scan_operands): Set it for MATCH_OPERAND, clear for other matchers.
7381 (compare_operands): Take it into account.
7382 * recog.h (struct insn_operand_data): New elt eliminable.
7383 * reload1.c (check_eliminable_occurrences, elimination_effects): New
7385 (old_asm_operands_vec, new_asm_operands_vec): Delete.
7386 (eliminate_regs): Move code that detects changes to elimination
7387 target regs into new function elimination_effects.
7388 Delete one #if 0 block.
7389 Abort for USE, CLOBBER, ASM_OPERANDS and SET.
7390 (eliminate_regs_in_insn): Return immediately for USEs, CLOBBERs,
7391 ADDR_VECs, ADDR_DIFF_VECs and ASM_INPUTs.
7392 Only call eliminate_regs for real operands of the insn, not for parts
7393 of its structure or parts matched by things like match_operator.
7394 Use elimination_effects and check_eliminable_occurrences. Use
7395 copy_insn to duplicate the pattern when not in the final pass.
7397 Fri Oct 22 09:03:44 1999 Mark Mitchell <mark@codesourcery.com>
7399 * i386.md: Add missing `y' modifiers to uses of fst, fstp, fld,
7402 1999-10-22 Bruce Korb <autogen@linuxbox.com>
7404 * fixinc/README: document the "mach" machine matching test
7405 * fixinc/fixfixes.c: Implement the #else/#endif label fix
7406 * fixinc/fixtests.c: Implement the #else/#endif label test
7407 * fixinc/inclhack.def: utilize these tests and fixes
7408 * fixinc/inclhack.sh: regen
7409 * fixinc/fixincl.x: regen
7410 * fixinc/fixincl.sh: regen
7412 Thu Oct 21 20:37:19 1999 Jeffrey A Law (law@cygnus.com)
7414 * Makefile.in (cse.o): Depend on hashtab.h, not splay-tree.h. Also
7417 Thu Oct 21 20:30:19 1999 Matthias Klose <doko@debian.org>
7419 * gcc.1: Document exit codes.
7421 Thu Oct 21 12:49:05 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7423 * calls.c: Include tm_p.h later, so everything we need is defined.
7425 * function.c: Likewise.
7427 * except.c: Include tm_p.h.
7429 * sparc.c: Likewise.
7430 (dwarf2out_cfi_label): Don't prototype.
7431 (check_return_regs, epilogue_renumber,
7432 ultra_cmove_results_ready_p, ultra_fpmode_conflict_exists,
7433 ultra_find_type, ultra_build_types_avail, ultra_flush_pipeline,
7434 ultra_rescan_pipeline_state, set_extends, ultra_code_from_mask,
7435 ultra_schedule_insn): Add static prototype.
7436 (data_segment_operand, text_segment_operand): Call itself with the
7437 proper number of arguments.
7438 (sparc_flat_save_restore, sparc_v8plus_shift): Constify a char*.
7440 * sparc.h: Move all declarations to sparc-protos.h.
7441 (SELECT_RTX_SECTION): Pass a missing MODE argument to
7444 * sparc/sysv4.h (SELECT_RTX_SECTION): Likewise.
7446 * config/svr4.h (text_section, ctors_section, dtors_section): Add
7448 (ASM_OUTPUT_SECTION_NAME, UNIQUE_SECTION,
7449 ASM_FINISH_DECLARE_OBJECT, ASM_OUTPUT_LIMITED_STRING,
7450 ASM_OUTPUT_ASCII): Constify a char*.
7452 * sparc-protos.h: New file for sparc prototypes.
7454 Thu Oct 21 12:23:40 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7456 * function.c (record_insns, contains): Always declare and define.
7457 (record_insns): Mark with ATTRIBUTE_UNUSED.
7459 Thu Oct 21 13:03:49 1999 Jonathan Larmour <jlarmour@cygnus.co.uk>
7461 * config/arm/telf.h (ASM_OUTPUT_SECTION_NAME): Add %nobits option
7462 to .section when outputting a .bss section to deal with multiple
7463 .bss input sections (as happens with -fdata-sections)
7464 Also output %progbits, not @progbits so the assembler doesn't treat as
7466 * config/arm/unknown-elf.h (ASM_OUTPUT_SECTION_NAME): Likewise
7468 * config/arm/lib1funcs.asm (_call_via_rX): Allow compilation of
7469 thumb parts even when building with non-thumb CPUs, by forcing
7472 Wed Oct 20 22:57:58 1999 Jeffrey A Law (law@cygnus.com)
7474 * sparc.md (movsf_const_intreg): If splitting, length must be > 1.
7475 (movdf_const_intreg_sp64): Similarly.
7477 * local-alloc.c (update_equiv_regs): Check the correct insn
7478 for pre-existing REG_EQUIV notes.
7480 Wed Oct 20 20:41:46 1999 Mark Mitchell <mark@codesourcery.com>
7482 * cse.c (cse_end_of_basic_block): Don't return the end of a basic
7483 block reached by a branch if we're not going to actually process
7486 Wed Oct 20 15:18:42 1999 Jim Wilson <wilson@cygnus.com>
7488 * integrate.c (integrate_decl_tree): Set DECL_CONTEXT to 0 if this is
7489 a local extern function declaration.
7491 Wed Oct 20 13:56:01 1999 Richard Henderson <rth@cygnus.com>
7493 * i386.c (ix86_expand_prologue): Properly wrap USE around
7494 reg for CALL_INSN_FUNCTION_USAGE.
7496 Thu Oct 14 18:51:37 1999 Andrew Haley <aph@cygnus.com>
7498 * config/mips/mips.md (movdf_internal1a): Allow floating-point
7499 move between GP_REGs.
7501 Wed Oct 20 15:36:11 1999 Andrew Haley <aph@cygnus.com>
7503 * config/arm/thumb.h (GO_IF_LEGITIMATE_ADDRESS): Take account of
7504 the mode size when finding out if an offset is legal.
7506 Wed Oct 20 06:26:58 1999 Richard Henderson <rth@cygnus.com>
7508 * basic-block.h (PROP_*): Move constants from ...
7510 (compute_bb_for_insn): Free the array before reallocating.
7511 (update_life_info): New arg PROP_FLAGS; pass on to propagate_block.
7512 (allocate_reg_life_data): Reset all reg variables collected by
7514 (get_block_head_tail): Don't convert from bb to block.
7515 (get_bb_head_tail): New. Update all callers of get_block_head_tail.
7516 (find_insn_reg_weight): Take block not bb.
7517 (schedule_block): Don't set block num for moved insns.
7518 (schedule_region): Don't update_life_info or find_insn_reg_weight.
7519 (schedule_insns): Do it here instead.
7520 * combine.c (combine_instructions): Invoke compute_bb_for_insn
7521 before update_life_info.
7522 * recog.c (split_all_insns, peephole2_optimize): Update for
7523 new arg to update_life_info.
7524 * rtlanal.c (remove_note): Cope with NULL note.
7525 * toplev.c (rest_of_compilation): Don't invoke recompute_reg_usage
7528 Wed Oct 20 10:46:41 1999 Richard Earnshaw (rearnsha@arm.com)
7530 * jump.c (jump_optimize_1): More accurately detect casesi insns.
7532 * flow.c (merge_blocks_move_predecessor_nojumps): Re-order the basic
7533 block records so that merge_blocks_nomove will clean up correctly.
7534 (split_edge): Handle casesi insns.
7536 * gcc-page.c: Try MAP_ANON if we don't have MAP_ANONYMOUS.
7538 Tue Oct 19 23:43:50 1999 Jeffrey A Law (law@cygnus.com)
7540 * pa.md (call, call_value): Do not emit a blockage after restoring
7543 Tue Oct 19 17:22:39 1999 Mark Mitchell <mark@codesourcery.com>
7545 * c-typeck.c (c_expand_asm_operands): Fix typo.
7547 Tue Oct 19 18:42:58 1999 Bernd Schmidt <bernds@cygnus.co.uk>
7549 * arm.c (fpu_rhs_operand): Verify modes.
7550 (fpu_add_operand): Likewise.
7551 (di_operand): Likewise.
7552 (soft_df_operand): Likewise.
7554 Tue Oct 19 15:26:11 1999 Richard Earnshaw (rearnsha@arm.com)
7556 * arm.c (arm_return_in_memory): APCS rules state that the elements
7557 of a structure returned in a register must be 'integer-like'.
7559 1999-10-19 Bruce Korb <autogen@linuxbox.com>
7561 * fixinc/Makefile.in: Change the generation rules to run `genfixes'
7562 in the source tree when the generated targets are out of date
7563 * fixinc/genfixes: Alter it to run individual fixes for make.
7564 * fixinc/README: rewrite
7565 * fixinc/inclhack.def: moved initial comments to README
7567 Tue Oct 19 14:01:34 1999 Nick Clifton <nickc@cygnus.com>
7569 * toplev.c (main): Do not generate an error message if an
7570 unrecognised command line switch is recognisable by another
7571 language. If extra_warnings are enabled, then generate a
7572 warning message instead.
7574 Tue Oct 19 11:41:12 1999 Mumit Khan <khan@xraylith.wisc.edu>
7576 * c-pragma.h (PRAGMA_INSERT_ATTRIBUTES): Delete macro.
7577 (insert_pack_attributes): Delete prototype.
7579 * c-pragma.c (default_alignment): New static variable.
7580 (push_alignment): Initialize to current effective alignment.
7581 (pop_alignment): Use to set new alignment.
7582 (insert_pack_attributes): Delete function.
7583 (handle_pragma_token): Set default_alignment as well each time
7584 a #pragma pack(<n>) is encountered.
7586 Tue Oct 19 02:03:00 1999 Jeffrey A Law (law@cygnus.com)
7588 * reg-stack.c (stack_result): Aggregates are not returned in
7591 Tue Oct 19 01:26:48 1999 Alasdair Baird <alasdair@wildcat.demon.co.uk>
7593 * fold-const.c (fold): Fix thinko in x+(-0) -> x transformation.
7595 Mon Oct 18 15:19:41 1999 Richard Henderson <rth@cygnus.com>
7597 * basic-block.h (set_block_num): Declare.
7598 * flow.c (update_life_info): Don't call compute_bb_for_insn
7599 or free_basic_block_vars.
7600 * haifa-sched.c (remove_dependence): Conditionalize on HAVE_cc0.
7601 (insn_orig_block): Remove.
7602 (INSN_BLOCK): Remove. Update all callers to use BLOCK_NUM.
7603 (schedule_block): Keep BLOCK_NUM up-to-date.
7604 (schedule_insns): Use compute_bb_for_insn.
7605 * recog.c (split_all_insns): Likewise.
7606 (peephole2_optimize): Likewise.
7608 Mon Oct 18 18:50:51 1999 Andreas Schwab <schwab@suse.de>
7610 * config/m68k/m68k.h (INITIAL_FRAME_POINTER_OFFSET): Add one word
7611 if the pic register is used.
7613 Mon Oct 18 02:38:46 1999 Bernd Schmidt <bernds@cygnus.co.uk>
7615 * c-decl.c (pushdecl): Use TYPE_CONTEXT rather than TREE_PERMANENT.
7616 (finish_decl): Duplicate test for TREE_ASM_WRITTEN in else branch of
7617 if that tests TREE_PERMANENT.
7619 Mon Oct 18 01:41:35 1999 Jeffrey A Law (law@cygnus.com)
7621 * cse.c (invalidate_for_call): Do not remove memory references from
7622 the table here. It's handled elsewhere.
7624 * haifa-sched.c (add_dependence): Protect references to the
7625 true dependency cache with #ifdef INSN_SCHEDULING.
7626 (remove_dependence): Similarly.
7628 * mn10200.md (outline_epilogue_jump): Embed a (return) to indicate
7629 to the cfg code that this is a return instruction.
7630 * mn10300.md (return_internal): Similarly.
7632 * combine.c (get_last_value): If the last set of a register
7633 is after subst_low_cuid, then we can not use it to determine
7634 the register's last value.
7636 Sun Oct 17 11:02:52 1999 Mark Mitchell <mark@codesourcery.com>
7638 * Makefile.in: Back out previous change.
7640 Sun Oct 17 15:22:50 1999 Jeffrey A Law (law@cygnus.com)
7642 * pa.c (move_operand): Reject (lo_sum (reg) (unspec ...)).
7644 * haifa-sched.c (add_dependence): Only check/update the cache
7646 (remove_dependence): Likewise.
7647 (schedule_insns): Only create the true_dependency_cache if the
7648 average number of instructions in a basic block is very large.
7650 Sun Oct 17 11:02:52 1999 Mark Mitchell <mark@codesourcery.com>
7652 * Makefile.in (ggc-common.o): Depend on genrtl.h.
7653 (ggc-simple.o): Likewise.
7654 (ggc-page.o): Likewise.
7656 Sun Oct 17 02:09:50 1999 Andrew MacLeod <amacleod@cygnus.com>
7658 * basic-block.h (pre_edge_lcm, pre_edge_rev_lcm, compute_available):
7659 Prototype for exported functions.
7660 (pre_lcm, pre_rev_lcm): Remove prototypes.
7661 * gcse.c (compute_ae_kill): Add ae_gen and ae_kill as parameters.
7662 (compute_available): Move to lcm.c, and change parameter order.
7663 (one_classic_gcse_pass): Call compute_ae_kill with parameters.
7664 (pre_insert, s_preds, s_succs, num_preds, num_succs): Delete.
7665 (gcse_main): No longer call compute_preds_succs. Rebuild the
7666 set table after reach pre pass.
7667 (pre_insert_map, pre_delete_map, edge_list): New.
7668 (alloc_pre_mem): Allocate edge vectors.
7669 (free_pre_mem): Delete edge vectors.
7670 (compute_pre_data): Call new edge based lcm routines.
7671 (process_insert_insn): New function.
7672 (insert_insn_end_bb): Use it.
7673 (pre_edge_insert): New function.
7674 (pre_insert_copy_insn): Formatting fixes. Update BLOCK_END as
7676 (pre_insert_copies): Revamp using new edge based lcm outputs.
7677 (pre_delete): Likewise.
7678 (one_pre_gcse_pass): Insert & remove fake edges to the exit
7680 (compute_code_hoist_vbeinout): New new edge based routines.
7681 * lcm.c: Remove all the old LCM functions. Replace with new ones
7682 that work with the new cfg datastructures and work with edges
7685 Sun Oct 17 00:44:17 1999 Bernd Schmidt <bernds@cygnus.co.uk>
7687 * reload.h (struct reload): Add new fields "mode" and "nregs".
7688 * reload1.c: Change all occurrences of reload_mode and reload_nregs
7689 to reference the "mode" and "nregs" field within struct reload.
7691 Sat Oct 16 21:50:28 1999 Jeffrey A Law (law@cygnus.com)
7693 * haifa-sched.c (true_dependency_cache): New.
7694 (add_dependence): Use the true dependency cache to avoid expensive
7695 walks down the LOG_LINKS dependency list. Add entries to the
7697 (remove_dependence): Remove entries from the true dependency cache
7699 (schedule_insns): Allocate and initialize and free the true
7702 * haifa-sched.c (schedule_insns): Do not remove inter-block
7703 dependencies anymore.
7705 Sat Oct 16 11:19:52 1999 Richard Henderson <rth@cygnus.com>
7707 * i386/t-cygwin (winnt.o): Depend on RTL_H and TREE_H.
7708 * i386/t-winnt: Likewise.
7710 Sat Oct 16 11:11:54 1999 Richard Henderson <rth@cygnus.com>
7712 * ggc-page.c (init_ggc): Work around SunOS unaligned mmap bug.
7714 1999-10-16 Manfred Hollstein <mhollstein@cygnus.com>
7716 * Makefile.in (LANGUAGES): Omit "proto".
7717 (clean): Remove stale comment about removing unprotoize.c.
7719 Sat Oct 16 11:29:14 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7721 * protoize.c (safe_read, safe_write): Avoid the gcc extension of
7722 using arithmetic on void pointers.
7724 Sat Oct 16 02:48:22 1999 Jeffrey A Law (law@cygnus.com)
7726 * haifa-sched.c (compute_block_forward_dependencies): Only check
7727 for notes, deleted insns and duplicates if ENABLE_CHECKING is defined.
7729 Sat Oct 16 00:07:01 1999 Richard Henderson <rth@cygnus.com>
7731 * gcse.c (hash_expr_1): Add in MEM_ALIAS_SET.
7732 (expr_equiv_p): Reject memories with different alias sets.
7734 Fri Oct 15 15:17:29 1999 Greg McGary <gkm@gnu.org>
7736 * flags.h (flag_bounds_check, flag_bounded_pointers): New extern decls.
7737 * toplev.c (flag_bounds_check, flag_bounded_pointers): New flags.
7738 (f_options): Add "bounded-pointers" and "bounds-check" entries.
7739 * c-lang.c (lang_init_options): Set flag_bounds_check as "unspecified".
7740 (lang_init): Set default for flag_bounds_check if still "unspecified".
7742 Sat Oct 16 13:42:29 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
7744 * config/c4x/c4x.md (HF mode patterns): Add missing modes.
7746 Sat Oct 16 13:37:46 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
7748 * config/c4x/c4x.md (movstrqi_small): Utilise parallel move
7751 Sat Oct 16 13:26:47 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
7753 * config/c4x/c4x.md (*db_noclobber,
7754 *decrement_and_branch_until_zero_noclobber): New patterns and
7755 associated splitters.
7757 Sat Oct 16 13:13:15 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
7759 * config/c4x/c4x.md (parallel instruction patterns): Rework
7760 constraints to keep reload happy.
7762 Sat Oct 16 13:03:16 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
7764 * config/c4x/c4x.md (*absqi2_noclobber, *negqi2_noclobber,
7765 *one_cmplqi2_noclobber, *subqi3_noclobber, *andqi3_255_noclobber,
7766 *andqi3_65535_noclobber, *andnqi3_noclobber, *xorqi3_noclobber):
7767 Add new patterns and associated post-reload splitters.
7769 Sat Oct 16 12:42:12 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
7771 * config/c4x/c4x.c (c4x_emit_libcall): Use ggc_alloc_string.
7773 Sat Oct 16 12:34:44 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
7775 * config/c4x/c4x.c (c4x_rptb_insert): Emit rpts_top pattern
7777 * config/c4x/c4x.md (rpts_top): New pattern and splitter.
7779 Sat Oct 16 12:26:30 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
7781 * config/c4x/c4x.c (src_operand): Check SYMBOL_REF and LABEL_REF
7784 Fri Oct 15 17:02:09 1999 Jeffrey A Law (law@cygnus.com)
7786 * pa.c (move_operand): Rely on memory_address_p to determine the
7787 validity of non-indexed memory addresses.
7788 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Allow LO_SUM with a symbolic
7789 operand in DFmode and SFmode when generating PA2.0 code.
7791 Fri Oct 15 14:25:19 1999 Richard Henderson <rth@cygnus.com>
7793 * print-rtl.c (print_rtx): Limit last 'u' change to LABEL_REF.
7795 Fri Oct 15 13:48:45 1999 Richard Henderson <rth@cygnus.com>
7797 * mips.c (function_prologue): Fix argument types.
7798 * mips.md (casesi): Use emit_jump_insn for casesi_internal.
7799 (casesi_internal): Write to the scratch register.
7801 1999-10-15 11:16 -0700 Zack Weinberg <zack@bitmover.com>
7803 * cppexp.c (cpp_parse_escape): Make static. Change second arg
7805 (parse_charconst): Delete unnecessary cast when calling
7807 (cpplib.h): Kill prototype of cpp_parse_escape.
7809 Fri Oct 15 11:02:46 1999 Richard Henderson <rth@cygnus.com>
7811 Based on patch from Michael Gschwind <mikeg@watson.ibm.com>:
7812 * unroll.c (unroll_loop): Cast return value of alloca.
7813 * i370/i370.c: Include function.h and toplev.h.
7814 (i370_label_scan): Remove c++ commented abort.
7815 * i370/i370.h (HANDLE_PRAGMA): Takes three arguments.
7816 (ASM_OUTPUT_LABELREF): Fix TOUPPER/else broken 16 Sept.
7817 * i370/xm-i370.h (HOST_BITS_PER_LONGLONG): Define.
7818 * i370/xm-mvs.h, i370/xm-oe.h: Likewise.
7820 Fri Oct 15 03:01:01 1999 Loren Rittle <ljrittle@acm.org>
7822 * config/t-freebsd: Do not override USER_H.
7823 * ginclude/stddef.h: Generalize check for _MACHINE_ANSI_H_.
7825 Fri Oct 15 02:37:28 1999 Alastair J. Houghton <ajh8@doc.ic.ac.uk>
7826 Mumit Khan <khan@xraylith.wisc.edu>
7828 * c-parse.in (component_decl): Support anonymous struct/union.
7830 * c-parse.y: Regenerate.
7831 * c-parse.c: Likewise.
7832 * objc/objc-parse.y: Likewise.
7833 * objc/objc-parse.c: Likewise.
7834 * c-decl.c (finish_struct): Don't sort the fields.
7835 (field_decl_cmp): Delete unused function.
7837 Fri Oct 15 01:20:52 1999 Richard Henderson <rth@cygnus.com>
7839 * sparc.md (movsf_const_intreg): Revert last constraint change.
7840 (movdf_const_intreg_sp32): Likewise.
7842 Fri Oct 15 01:47:51 1999 Vladimir Makarov <vmakarov@loony.cygnus.com>
7844 * cse.c: Include hashtab.h instead of splay-tree.h
7845 (struct cse_reg_info): No longer use variant union. Add new
7846 field "regno". All references changed to avoid union.
7847 (cse_reg_info_used_list, cse_reg_info_used_list_end): New variables.
7848 (free_cse_reg_info): Remove.
7849 (hash_cse_reg_info, cse_reg_info_equal_p): New functions.
7850 (get_cse_reg_info): Revamp to use expandable hash tables instead
7851 of splay trees. Initialize new fields in cse_reg_info structure.
7852 (new_basic_block): Similarly.
7854 Thu Oct 14 23:51:56 1999 Richard Henderson <rth@cygnus.com>
7856 * genrecog.c (message_with_line): Prototype.
7857 (validate_pattern): Pass along the set for the dest, not a flag.
7858 Fix non-lvalue message. Don't warn for VOIDmode SET_DEST of CALL.
7859 Check for PC/CC0 as sources.
7860 (nodes_identical): Check for children position match before
7861 allowing the combination.
7863 * rtl.c (read_rtx): Track line number across \\\n.
7865 Thu Oct 14 23:50:25 1999 Richard Henderson <rth@cygnus.com>
7867 * mips.h (SPECIAL_MODE_PREDICATES): New.
7868 * mips.md (*) Use nonimmediate_operand not general_operand for outputs.
7869 (movdi+1, movsi+1): Add output reload constraint.
7870 (casesi_internal): Likewise. Fix commentary.
7871 (return_internal): Use pmode_register_operand.
7873 Thu Oct 14 23:19:34 1999 Richard Henderson <rth@cygnus.com>
7875 * 1750a.md (movstrqi): Add missing output reload constraint.
7876 (call_value): Likewise.
7877 * a29k.md (cpxxx patterns): Add missing match_operator mode.
7878 (jmpfdec): Add missing inout reload constraint.
7879 * elxsi.md (addsi patterns): Add missing output reload constraint.
7880 (move from sp): Use @ alternates.
7881 (call_value): No constraint on output.
7882 * fr30.md (movsi_pop): Add missing output reload constraint.
7883 (movsf_constant_store): Likewise.
7884 (splits): Remove constraints.
7885 (subsi3): Add missing mode.
7886 * i370.md (cmpstrsi+1): Add missing output reload constraint.
7887 (call_value): Likewise.
7888 * i960.md (cmpinc/cmpdec patterns): Add inout reload constraints.
7889 * m32r.h (PREDICATE_CODES): Add seth_add3_operand.
7890 * m32r.md (movsicc_internal): Add output reload constraint.
7891 (movstrsi_internal): Add inout reload constraints.
7892 * m88k.h (reg_names): Don't declare.
7893 (SPECIAL_MODE_PREDICATES): New.
7894 * m88k.md (*): Use register_operand not reg_or_0_operand
7896 * mn10200.h (PREDICATE_CODES): New.
7897 * ns32k.md (ffs pattern): Add output reload constraint.
7898 * pdp11.md (sob pattern): Add inout reload constraint.
7899 * sh.md (splits): Remove constraints.
7900 (indirect_jump_scratch, fpu_switch): Add output reload constraint.
7901 * v850.md (pattern_is_ok_for_epilogue): Likewise.
7902 * vax.md (jgequ pattern): Add inout reload constraint.
7904 Fri Oct 15 00:05:00 1999 Jeffrey A Law (law@cygnus.com)
7906 * configure.in (djgpp): Revert previous patch.
7907 * configure: Rebuit.
7908 * config/i386/djgpp.h: Revert previous patch.
7910 Fri Oct 15 00:00:24 1999 Loren J. Rittle <ljrittle@acm.org>
7912 * fixinc/inclhack.def: Restore patch lost during last merge of
7913 "no_bogosity" branch.
7914 * fixinc/inclhack.sh, fixinc/fixincl.x: Rebuilt.
7916 Thu Oct 14 23:57:56 1999 Gavin Romig-Koch <gavin@cygnus.com>
7918 * fixincludes: Add a HPUX 11 fix for inttypes.h.
7919 * fixinc/inclhack.def: Same.
7920 * fixinc/inclhack.sh, fixinc/fixincl.sh, fixinc/fixincl.x: Regenerate.
7922 Thu Oct 14 22:51:55 1999 Richard Henderson <rth@cygnus.com>
7924 * alpha.h (GO_IF_LEGITIMATE_SIMPLE_ADDRESS): Accept ADDRESSOF
7925 as the base of a PLUS.
7927 Fri Oct 15 18:36:07 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
7929 * config/c4x/c4x.md: Define mode for remaining unspec operators.
7930 * config/c4x/c4x.c (dst_operand): Use nonimmediate_operand.
7932 Thu Oct 14 22:14:23 1999 Richard Henderson <rth@cygnus.com>
7934 * pa.md (post_stw+1): Use pmode_register_operand.
7935 (dcacheflush, icacheflush): Likewise.
7937 * i386.md (movstricthi_1): Allow r/r.
7939 Thu Oct 14 19:44:08 1999 Jan Hubicka <hubicka@freesoft.cz>
7941 * fold-const.c (fold): Convert (or (not arg0) (not arg1))
7942 to (not (and (arg0) (arg1))). Similary for and.
7944 * fold-const.c (fold): Move bit_rotate code to the EXPR_PLUS case,
7945 fallthrough to associate code.
7946 Convert XOR to OR in code like (a&c1)^(a&c2) where c1 and c2 don't have
7949 * combine.c (simplify_logical): Convert XOR to IOR if operands have
7950 no bits in common; remove XOR to ROTATE conversion.
7952 Fri Oct 15 17:40:11 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
7954 * config/c4x/c4x.h (c4x_va_start, c4x_va_arg): Declare.
7956 Fri Oct 15 17:27:17 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
7958 * config/c4x/c4x.c (dst_operand): New.
7959 (PREDICATE_CODES): Update.
7960 * config/c4x/c4x.h (dst_operand): Declare it.
7961 * config/c4x/c4x.md: Define mode for each unspec usage.
7962 (move patterns): Use dst_operand predicate instead of src_operand.
7963 (movqi_update, movqf_update): Delete.
7965 Thu Oct 14 18:48:54 1999 Richard Henderson <rth@cygnus.com>
7967 * recog.c (pmode_register_operand): New.
7968 * recog.h: Declare it.
7969 * genrecog.c (pred_codes): Likewise.
7970 (special_mode_pred_table): Likewise.
7971 (validate_pattern): Don't warn no mode for address_operand.
7973 * print-rtl.c (print_rtx) [LABEL_REF]: Only do full subexpression
7974 if the operand is not insn-like.
7976 Thu Oct 14 19:38:42 1999 Jeffrey A Law (law@cygnus.com)
7977 Sylvian Pion <Sylvain.Pion@sophia.inria.fr>
7979 * fold-const.c (fold): Handle more simplifications allowed by IEEE.
7981 Thu Oct 14 17:30:14 1999 Richard Henderson <rth@cygnus.com>
7983 * sparc.md (*): Use {nonimmediate,register}_operand as appropriate
7984 instead of general_operand in a SET_DEST. Use const_double_operand
7985 instead of an explicit test against CONST_DOUBLE.
7986 (movsf_const_lo): Add missing register mode.
7987 (goto_handler_and_restore): Add auxiliary test for Pmode.
7988 (flush): Adjust to use address_operand.
7989 (return_sf_no_fpu): Add missing output constraint.
7991 Thu Oct 14 17:21:26 1999 Richard Henderson <rth@cygnus.com>
7993 * rs6000.md (call_value_indirect_aix32): Use wildcard match_operand
7994 for call return value.
7995 (call_value_indirect_aix64, call_value_indirect_nt): Likewise.
7997 Thu Oct 14 13:54:25 1999 Jason Merrill <jason@yorick.cygnus.com>
7999 * toplev.c (main): Only warn about options for other languages.
8000 * collect2.c (main): Pass -w to sub-gcc.
8002 Thu Oct 14 16:27:50 1999 Richard Henderson <rth@cygnus.com>
8004 * flow.c (propagate_block): Add call-clobbered registers to
8007 * flow.c (propagate_block): Use free_EXPR_LIST_list instead of
8008 zapping mem_set_list.
8009 (invalidate_mems_from_autoinc): Use free_EXPR_LIST_node.
8010 (mark_set_1, mark_used_regs): Likewise.
8012 Thu Oct 14 10:51:49 1999 Richard Henderson <rth@cygnus.com>
8014 * m68k.md (zero_extendsidi2): Add missing output reload constraint.
8016 Wed Oct 13 00:09:18 1999 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
8018 * invoke.texi: Label -Wbad-function-cast, -Wmissing-prototypes,
8019 -Wnested-externs, -Wstrict-prototypes, and -Wtraditional as C only
8020 options. Also add a new item "C-only Warning Options" to the
8023 1999-10-14 Gavin Romig-Koch <gavin@cygnus.com>
8025 * libgcc2.c (__do_global_dtors): Protect __deregister_frame_info
8026 from multiple calls.
8028 Thu Oct 14 04:54:54 1999 Richard Henderson <rth@cygnus.com>
8030 * i386.md (call value patterns): Move to the end of the file.
8031 (prologue_set_got, prologue_get_pc): Use register_operand for op 0.
8033 1999-10-14 Mark Elbrecht <snowball3@bigfoot.com>
8035 * configure.in (djgpp configuration): Define extra_objects..
8036 * configure: Rebuilt.
8037 * config/i386/djgpp.h (CTORS_SECTION_ASM_OP): Define.
8038 (DTORS_SECTION_ASM_OP): Define.
8039 (INIT_SECTION_ASM_OP): Define.
8040 (FINI_SECTION_ASM_OP): Define.
8041 (DATA_SECTION_ASM_OP): Define.
8042 (TEXT_SECTION_ASM_OP): Define.
8043 (EH_FRAME_SECTION_ASM_OP): Define.
8044 (LINK_COMMAND_SPEC): Remove -Tdjgpp.djl.
8045 (STARTFILE_SPEC): Add crtbegin.o.
8046 (ENDFILE_SPEC): Define and add crtend.o. Move argument -Tdjgpp.djl
8047 to here from LINK_COMMAND_SPEC.
8048 (DO_GLOBAL_CTORS_BODY): Define.
8049 (CRTSTUFF_USE_FINI_SECTION): Define
8050 (HAS_INIT_SECTION): Delete.
8052 Thu Oct 14 05:08:14 1999 Andreas Schwab <schwab@suse.de>
8054 * Makefile.in (all.cross): Depend on xcpp$(exeext).
8056 Thu Oct 14 04:00:40 1999 Richard Henderson <rth@cygnus.com>
8058 * pa.h (PREDICATE_CODES): New.
8060 * genrecog.c (validate_pattern): Condense the destination
8063 Thu Oct 14 03:23:08 1999 Richard Henderson <rth@cygnus.com>
8065 * alpha.md (call-1): Supply missing mode for operator.
8066 (*): Add missing output reload constraints. Remove constraints
8069 * i386.h (SPECIAL_MODE_PREDICATES): New.
8070 * i386.md (movstricthi_1): Use nonimmediate_operand for op 0.
8071 (movqi_1, movdi_1, movdi_2, some splits): Likewise.
8072 (addsi_lea_3): Add missing mode for op 3.
8073 (prologue_set_got, prologue_get_pc): Add missing modes.
8074 (*) Add missing output reload constraints.
8076 Thu Oct 14 03:59:57 1999 Stephane Carrez <stcarrez@worldnet.fr>
8078 * stor-layout.c (layout_union): Use HOST_WIDE_INT for const_size;
8079 check for member bit-size overflow and use var_size if it occurs.
8080 (layout_record): Use bitsize_int() to define the type size in bits.
8081 Likewise for computation and assignment to DECL_FIELD_BITPOS.
8082 (layout_decl): Likewise when assigning to DECL_SIZE.
8084 Thu Oct 14 02:57:05 1999 Richard Henderson <rth@cygnus.com>
8086 * genrecog.c (validate_pattern): Typo last change. Verify
8087 that output operands have output reloads.
8089 Thu Oct 14 01:49:54 1999 Richard Henderson <rth@cygnus.com>
8091 * genrecog.c (special_mode_pred_table): New.
8092 (NUM_SPECIAL_MODE_PREDS): New.
8093 (find_operand): New.
8094 (validate_pattern): New argument `insn'. Warn for assignment to
8095 any predicate accepting non-lvalues. Conditionaly warn for
8096 match_operand without a mode. Try much harder to match source
8097 and destination modes on a set.
8098 * tm.texi (SPECIAL_MODE_PREDICATES): Document.
8100 Thu Oct 14 02:54:13 1999 Jeffrey A Law (law@cygnus.com)
8102 * fold-const.c (fold): Detect rotates built from BIT_XOR_EXPRs.
8104 Thu Oct 14 02:18:19 1999 Marc Espie <espie@cvs.openbsd.org>
8106 * combine.c (simplify_logical): Recognize xor pattern that encodes
8109 Wed Oct 13 23:23:45 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
8111 * rs6000.c (expand_block_move): Use INTVAL, not XINT to access
8114 Wed Oct 13 21:47:18 1999 Richard Henderson <rth@cygnus.com>
8116 * ggc-page.c (MAP_FAILED): Provide default.
8118 Wed Oct 13 21:41:59 1999 Richard Henderson <rth@cygnus.com>
8120 * sparc.c (symbolic_operand): Verify mode; don't accept CONST_DOUBLE.
8121 * sparc.h (PREDICATE_CODES): Update.
8123 Wed Oct 13 21:18:17 1999 Richard Henderson <rth@cygnus.com>
8125 * alpha.c (some_ni_operand): New.
8126 * alpha-protos.h: Declare it.
8127 * alpha.h (PREDICATE_CODES): Update.
8128 * alpha.md (sXaddq reload insns): Use some_ni_operand
8129 for SET_DEST instead of some_operand.
8131 Wed Oct 13 21:04:45 1999 Richard Henderson <rth@cygnus.com>
8132 Jim Wilson <wilson@cygnus.com>
8134 * genrecog.c (maybe_both_true_2): Don't compare modes of
8136 (process_tree): Elide peephole2_insns. Invoke simplify_tests
8137 after find_afterward.
8138 (debug_decision_1): Dump next and afterward codes.
8140 Wed Oct 13 20:35:16 1999 Richard Henderson <rth@cygnus.com>
8142 * rtl.c (dump_and_abort): Remove.
8143 (fatal_with_file_and_line): New.
8144 (fatal_expected_char): New.
8145 (read_rtx_lineno, read_rtx_filename): New.
8146 (read_skip_spaces): Track line number.
8147 (read_name): Use fatal_with_file_and_line.
8148 (read_rtx): Use fatal_expected_char. Track line number.
8149 * rtl.h (read_rtx_filename, read_rtx_lineno): Declare.
8151 * print-rtl.c (print_rtx): Don't special case LABEL_REF argument
8152 if it isn't a CODE_LABEL.
8154 * genattr.c (main): Set read_rtx_filename.
8155 * genattrtab.c (main): Likewise.
8156 * gencodes.c (main): Likewise.
8157 * genconfig.c (main): Likewise.
8158 * genemit.c (main): Likewise.
8159 * genextract.c (main): Likewise.
8160 * genflags.c (main): Likewise.
8161 * genopinit.c (main): Likewise.
8162 * genoutput.c (main): Likewise.
8163 * genpeep.c (main): Likewise.
8165 * genrecog.c (decision_test.u.insn): Add `lineno'.
8166 (pattern_lineno, error_count): New variables.
8167 (message_with_line): New.
8168 (add_to_sequence): Break out checking code to ...
8169 (validate_pattern): ... here. Detect SET_DEST matching CONST_INT.
8170 (merge_insn): Use message_with_line.
8171 (make_insn_sequence): Use validate_pattern. Record insn lineno.
8172 (main): Set read_rtx_filename, pattern_lineno. Exit early on error.
8174 Wed Oct 13 22:01:35 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
8176 * expr.c (store_constructor): Clear union if constructor is empty.
8178 Wed Oct 13 15:19:04 1999 Jim Wilson <wilson@cygnus.com>
8180 * config/rs6000/sysv4.h (CC1_SPEC): Fix errors from Jan 19 change.
8181 Add !endian checks. Change %{...} to %(...).
8183 Wed Oct 13 13:30:34 1999 Richard Henderson <rth@cygnus.com>
8185 * i386.md (*addsi3_cc): Renamed from addcsi3.
8186 (*addsi3_carry): Renamed from addxsi3.
8187 (*subsi3_cc): Renamed from subcsi3.
8188 (*subsi3_carry): Renamed from subxsi3.
8189 (*xorqi_cc_1): Renamed from xorcqi_1.
8190 (xorqi_cc_ext_1): Renamed from xorcqi_ext_1.
8191 * i386.c (ix86_expand_fp_compare): Update for xorqi_cc_ext_1.
8193 Wed Oct 13 13:10:46 1999 Richard Henderson <rth@cygnus.com>
8195 * Makefile.in (ggc-common.o): Depend on RTL_H not RTL_BASE_H.
8196 (ggc-simple.o, ggc-page.o, ggc-none.o, ggc-callbacks.o): Likewise.
8198 1999-10-13 Brendan Kehoe <brendan@cygnus.com>
8200 * regmove.c (optimize_reg_copy_3): Make sure P is non-nil as we
8201 climb up the chain of insns.
8203 Wed Oct 13 10:20:58 1999 Richard Henderson <rth@cygnus.com>
8205 * genrecog.c (write_subroutine): Careful for null trees.
8206 (process_tree): Don't elide empty functions.
8208 Wed Oct 13 10:07:54 1999 Richard Henderson <rth@cygnus.com>
8210 * Makefile.in (genrtl.o): Depend on ggc.h.
8211 * configure.in (valloc): Probe for it.
8212 (with-gc): Use ggc-page if valloc present.
8213 * ggc-common.c (ggc_mark_rtx_children): Use ggc_mark_if_gcable.
8214 (ggc_mark_rtvec_children): New from corpse of ggc_mark_rtvec.
8215 (ggc_alloc_string): Moved from ggc-page.c.
8216 * ggc-none.c (ggc_alloc_obj): New.
8217 (ggc_alloc_rtx, ggc_alloc_rtvec): Remove.
8218 * ggc-page.c (sys/mman.h): Only include if HAVE_MMAP.
8219 (struct globals): Likewise for dev_zero_fd.
8220 (init_ggc): Likewise for it's initialization.
8221 (ggc_allocated_p): Move careful dereference from ...
8222 (ggc_lookup_page_table): ... here. Delete.
8223 (lookup_page_table_entry): Don't use ggc_lookup_page_table.
8224 (alloc_anon): Use valloc if no mmap.
8225 (release_pages): Use free if using valloc.
8226 (ggc_alloc_obj): Renamed from alloc_obj.
8227 (ggc_set_mark): Renamed from mark_obj.
8228 (ggc_mark_if_gcable): Renamed from ggc_mark_string_if_gcable.
8229 (ggc_alloc_rtx, ggc_alloc_rtvec): Delete.
8230 (ggc_alloc_tree, ggc_alloc_string, ggc_alloc): Delete.
8231 (ggc_set_mark_rtx, ggc_set_mark_rtvec): Delete.
8232 (ggc_set_mark_tree, ggc_mark_string, ggc_mark): Delete.
8233 (ggc_collect): Use fp printing instead of our own rounding.
8234 * ggc-simple.c (IS_MARKED, IGNORE_MARK): Delete.
8235 (GGC_STRING_MAGIC, GGC_STRING_MAGIC_MARK): Delete.
8236 (GGC_ANY_MAGIC, GGC_ANY_MAGIC_MARK): Delete.
8237 (struct ggc_rtx, struct ggc_rtvec, struct ggc_tree): Delete.
8238 (struct ggc_string, struct ggc_any): Delete.
8239 (offsetof): Provide default definition.
8240 (GGC_BALANCE, GGC_ALWAYS_COLLECT, GGC_ALWAYS_VERIFY): New.
8242 (struct ggc_mem): New, from corpse of ggc_any.
8243 (struct ggc_status): Delete.
8244 (ggc_chain, ggc_allocated_strings, ggc_strings_used): Delete.
8245 (n_rtxs_collected, n_vecs_collected, n_trees_collected): Delete.
8246 (n_strings_collected, n_anys_collected): Delete.
8247 (ggc_alloc_rtx, ggc_alloc_rtvec, ggc_alloc_tree): Delete.
8248 (ggc_alloc_string, ggc_alloc): Delete.
8249 (ggc_free_rtx, ggc_free_rtvec, ggc_free_tree): Delete.
8250 (ggc_free_string, ggc_free_any): Delete.
8251 (ggc_set_mark_rtx, ggc_set_mark_rtvec, ggc_set_mark_tree): Delete.
8252 (ggc_compare_addresses, ggc_mark_string): Delete.
8253 (ggc_mark_string_if_gcable, ggc_mark): Delete.
8254 (search_data): Delete.
8255 (struct globals): New.
8256 (GGC_MIN_EXPAND_FOR_GC, GGC_MIN_LAST_ALLOCATED): New.
8257 (tree_insert, tree_lookup): New.
8258 (ggc_alloc_obj, ggc_set_mark, ggc_mark_if_gcable): New.
8259 (clear_marks, sweep_objs): New.
8260 (ggc_collect): Gut. Use clear_marks, sweep_objs.
8261 (init_ggc): Set allocated_last_gc.
8262 (ggc_push_context): Gut. Use G.context.
8263 (ggc_pop_context): Likewise.
8264 (ggc_pop_context_1): New.
8265 (debug_ggc_tree): New.
8266 (debug_ggc_balance, tally_leaves): New.
8267 * ggc.h (ggc_mark_rtvec, ggc_mark_string, ggc_mark): Remove decl.
8268 (ggc_mark_string_if_gcable): Remove decl.
8269 (ggc_mark_rtx, ggc_mark_tree): Use ggc_set_mark.
8270 (ggc_mark_rtvec_children): New.
8271 (ggc_mark_rtvec, ggc_mark_string, ggc_mark): New.
8272 (ggc_mark_if_gcable): New decl.
8273 (ggc_alloc_rtx, ggc_alloc_rtvec): Remove decl.
8274 (ggc_alloc_tree, ggc_alloc): Likewise.
8275 (ggc_set_mark_rtx, ggc_set_mark_rtvec, ggc_set_mark_tree): Likewise.
8276 (ggc_alloc_obj): New decl.
8277 (ggc_alloc_rtx, ggc_alloc_rtvec): New macros.
8278 (ggc_alloc_tree, ggc_alloc): Likewise.
8279 (ggc_set_mark): New decl.
8280 * rtl.h (struct rtx_def): Remove gc_mark.
8281 (struct rtvec_def): Likewise.
8282 * tree.h (struct tree_common): Likewise.
8284 Wed Oct 13 01:44:29 1999 Carol LePage <carolo@hal.com>
8286 * configure.in (sparc-hal-solaris2*): Fix xm_file, xm_defines,
8287 float_format and thread_file definitions.
8288 * configure: Rebuilt.
8290 Wed Oct 13 09:25:03 1999 Niels Möller <nisse@lysator.liu.se>
8292 * extend.texi (Function Names): Document types of function names.
8294 Wed Oct 13 00:45:04 1999 Bernd Schmidt <bernds@cygnus.co.uk>
8296 * reload1.c (reload_reg_free_for_value_p): RELOAD_OTHER reloads with
8297 an earlyclobbered output conflict with RELOAD_INPUT reloads.
8299 Tue Oct 12 23:28:28 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
8301 * sh.h (BOOL_TYPE_SIZE): Don't use INT_TYPE_SIZE / CHAR_TYPE_SIZE.
8303 Tue Oct 12 23:19:32 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
8305 * sh.h (REGISTER_MOVE_COST): Change PR_REG to PR_REGS.
8307 Tue Oct 12 17:09:38 1999 David Edelsohn <edelsohn@gnu.org>
8309 * collect2.c (main): Do prelimnary link on AIX if rflag.
8311 Tue Oct 12 09:45:19 1999 Jonathan Larmour <jlarmour@cygnus.co.uk>
8313 * config/rs6000/eabi-ctors.c (__do_global_ctors): Run through
8314 __CTOR_LIST__ in opposite order, which is the correct order for sorted
8316 (__do_global_dtors): similarly for __DTOR_LIST__.
8318 Fri Oct 8 19:46:03 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
8319 Diego Novillo <dnovillo@cygnus.com>
8321 * config/sh/sh.h (REGISTER_MOVE_COST): Handle moves from T_REGS to
8324 Tue Oct 12 07:38:41 1999 Bruce Korb <autogen@linuxbox.com>
8326 * fixincl/*: Merged "no_bogosity" branch
8327 * fixincl/fixlib.h: protect against doubly defining t_bool
8328 * fixincl/server.h: protect against doubly defining t_bool
8330 Mon Oct 11 20:18:41 1999 Jim Wilson <wilson@cygnus.com>
8332 * genoutput.c: Include toplev.h.
8334 Mon Oct 11 18:56:14 1999 Jim Wilson <wilson@cygnus.com>
8336 * config/sparc/liteelf.h (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP):
8338 * configure.in (sparclite-*-elf, sparc86x-*-elf): Don't use libgloss.h.
8339 * configure: Regenerate.
8341 Mon Oct 11 16:07:49 1999 Richard Henderson <rth@cygnus.com>
8343 * gcse.c (delete_null_pointer_checks): Returns void.
8345 Mon Oct 11 20:31:51 1999 Bernd Schmidt <bernds@cygnus.co.uk>
8347 * rtl.c (copy_rtx): Don't use accessor macros to copy fields.
8348 * emit-rtl.c (copy_insn_1): Likewise.
8350 Mon Oct 11 13:29:06 1999 Geoffrey Keating <geoffk@cygnus.com>
8352 * config/mips/mips.c (mips_build_va_list): Correct
8353 TREE_CHAIN setting when hard-float.
8354 (mips_va_start): Use corrected setting.
8355 (mips_va_arg): Likewise. Also pass a tree to build of
8356 POSTINCREMENT_EXPR rather than a naked 'int'.
8358 Sun Oct 10 18:27:27 1999 Mark Mitchell <mark@codesourcery.com>
8360 * ggc.h (ggc_push_context): Fix comment.
8361 (ggc_pop_context): Likewise.
8362 (mark_string_if_gcable): Likewise.
8363 * ggc-common.c (ggc_mark_rtx_children): Use
8364 ggc_mark_string_if_gcable.
8365 * ggc-page.c (ggc_lookup_page_table): New function.
8366 (ggc_allocated_p): Likewise.
8367 (mark_obj): Fix formatting.
8368 (ggc_mark_string_if_gcable): New function.
8369 * ggc-simple.c (ggc_allocated_strings): New variable.
8370 (ggc_strings_used): Likewise.
8371 (ggc_compare_addresses): New function.
8372 (ggc_pop_context): Pop the `any' memory too.
8373 (ggc_mark_string_if_gcable): New function.
8374 (ggc_collect): Initialize and tear down ggc_allocated_strings.
8376 Sun Oct 10 20:05:21 1999 David Edelsohn <edelsohn@gnu.org>
8378 * rs6000.md (movstrsi_?reg): Use preferred rD/rS = r5 form.
8379 (scc patterns): Disable most SImode variants if TARGET_POWERPC64.
8380 * rs6000.c (expand_block_move): Match movstrsi_?reg register
8383 Sun Oct 10 16:37:01 1999 Richard Henderson <rth@cygnus.com>
8385 * haifa-sched.c (sched_reg_n_calls_crossed): Delete.
8386 (sched_reg_live_length, sched_reg_basic_block): Delete.
8387 (current_block_num, bb_live_regs, old_live_regs): Delete.
8388 (dead_notes, struct sometimes): Delete.
8389 (sched_note_set, birthing_insn_p): Delete.
8390 (adjust_priority): Gut useless reg lifetime code.
8391 (create_reg_dead_note, attach_deaths): Delete.
8392 (attach_deaths_insn, new_sometimes_live): Delete.
8393 (finish_sometimes_live): Delete.
8394 (find_pre_sched_live, find_post_sched_live): Delete.
8395 (update_reg_usage): Delete.
8396 (find_insn_reg_weight): New, from corpse of find_pre_sched_live.
8397 (schedule_insns): Delete reg lifetime code.
8398 (sched_analyze): Use REG_SAVE_NOTE to stuff NOTE_INSN notes away.
8399 (unlink_other_notes): Adjust REG_NOTE commentary.
8400 (reemit_notes): Use REG_SAVE_NOTE.
8401 (schedule_block): Likewise.
8402 (schedule_region): Allocate bitmap of blocks in region. Use
8403 count_or_remove_death_notes. Use update_life_info.
8405 * rtl.h (REG_SAVE_NOTE): New.
8406 * rtl.c (reg_note_name): Update.
8408 Sun Oct 10 16:14:16 1999 Richard Henderson <rth@cygnus.com>
8410 * combine.c (refresh_blocks, need_refresh): New.
8411 (combine_instructions): Allocate refresh_blocks. Invoke
8412 update_life_info if needed.
8413 (distribute_notes): Mark refresh_blocks instead of installing
8415 * flow.c (update_life_info): Remove notes if GLOBAL_RM_NOTES.
8416 * basic_block.h (enum update_life_extent): Add GLOBAL_RM_NOTES.
8418 * Makefile.in (recog.o): Depend on basic-block.h.
8420 Sun Oct 10 12:03:21 1999 Richard Henderson <rth@cygnus.com>
8422 * genrecog.c (add_to_sequence): Thinko last change: delete
8423 shadowing allow_const_int variable.
8425 Sun Oct 10 08:40:00 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8427 * cppinit.c: Use HAVE_GCC_VERSION instead of explicitly testing
8428 __GNUC__ and __GNUC_MINOR__.
8430 * gansidecl.h: Likewise.
8436 * toplev.h: Likewise.
8442 * varray.c: Likewise.
8444 * varray.h: Likewise.
8446 Sun Oct 10 13:28:48 1999 Bernd Schmidt <bernds@cygnus.co.uk>
8448 * loop.c (find_and_verify_loops): When looking for a BARRIER, don't
8449 use one before a jump table.
8451 * rtl.def (ADDRESS): Change documentation to match reality.
8452 * md.texi: Don't document it.
8453 * gmicro.md (load address pattern): Use 'p' constraint, delete use
8456 * emit-rtl.c (copy_insn_1): Make format_ptr a const char *.
8458 Sun Oct 10 02:41:41 1999 Richard Henderson <rth@cygnus.com>
8460 * genrecog.c (add_to_sequence): Move allow_const_int test outside
8461 known predicate block; default allow_const_int true.
8462 (debug_decision_list): New.
8464 Sun Oct 10 00:43:08 1999 Richard Henderson <rth@cygnus.com>
8466 * i386.h (CC1_SPEC): Typo -- use cc1_cpu.
8468 Sat Oct 9 23:26:55 1999 Jeffrey A Law (law@cygnus.com)
8470 * gcse.c (gcse_main): Avoid global optimizations if we have a
8471 large number of basic blocks and the ratio of edges to blocks
8473 (delete_null_pointer_checks): Likewise.
8475 Sat Oct 9 23:16:01 1999 Ken Raeburn <raeburn@mit.edu>
8477 * c-common.c (check_format_info): Warn if format string isn't a
8480 Sat Oct 9 23:04:02 1999 Jonathan Larmour <jlarmour@cygnus.co.uk>
8482 * configure.in (arm*-*-*): Don't let autoconf remove brackets
8483 * configure: regenerate
8485 Sat Oct 9 13:15:53 1999 Richard Henderson <rth@cygnus.com>
8487 * alpha.md (extendsidi2): Turn into a splitter. Allow f/f.
8488 If TARGET_FIX, allow r/f. Remove cvtlq unspec pattern.
8489 (peepholes): Re-enable.
8491 Sat Oct 9 12:18:16 1999 Richard Henderson <rth@cygnus.com>
8493 * Makefile.in (flow.o): Depend on TREE_H.
8494 * basic-block.h (REG_SET_EQUAL_P): New.
8497 (free_regset_vector): Remove declaration.
8498 (flow_delete_insn_chain): Declare.
8499 (enum update_life_extent): New.
8500 (update_life_info, count_or_remove_death_notes): Declare.
8501 * combine.c (distribute_notes) [REG_DEAD]: Stop search at bb->head.
8502 Verify register live at bb->global_live_at_start before adding USE.
8503 * flow.c (HAVE_epilogue, HAVE_prologue): Provide default.
8504 (CLEAN_ALLOCA): New.
8506 (PROP_*): New flags.
8507 (find_basic_blocks_1): Use alloc_EXPR_LIST.
8508 (clear_edges): Zero n_edges.
8509 (make_edge): Increment n_edges.
8510 (split_edge): Don't allocate bb->local_set. Increment n_edges.
8511 (flow_delete_insn_chain): Export.
8512 (delete_block): Decrement n_edges.
8513 (merge_blocks_nomove): Likewise.
8514 (life_analysis): Give life_analysis_1 PROP flags.
8515 (verify_wide_reg_1, verify_wide_reg): New.
8516 (verify_local_live_at_start): New.
8517 (update_life_info): Rewrite to call into propogate_block.
8519 (mark_regs_live_at_end): After reload, if epilogue as rtl,
8520 always mark stack pointer. Conditionally mark PIC register.
8521 After reload, mark call-saved registers, return regsiters.
8522 (life_analysis_1): Accept PROP flags not remove_dead_code.
8523 Call mark_regs_live_at_end before zeroing regs_ever_live.
8524 Use calculate_global_regs_live. Copy global_live_at_end before
8525 calling final propagate_block. Zero reg_next_use on exit.
8526 (calculate_global_regs_live): New.
8527 (allocate_bb_life_data): Don't allocate bb->local_set.
8528 (init_regset_vector, free_regset_vector): Remove.
8529 (propagate_block): Accept FLAGS not FINAL or REMOVE_DEAD_CODE.
8530 Test flags before every operation. Warn if prologue/epilogue insn
8531 would have been deleted.
8532 (mark_set_regs, mark_set_1): Accept and use FLAGS.
8533 Use alloc_EXPR_LIST.
8534 (mark_used_regs): Accept and use FLAGS, not FINAL.
8535 Remove special handling for RETURN.
8536 (try_pre_increment): Use alloc_EXPR_LIST.
8537 (dump_flow_info): Dump n_edges.
8538 (unlink_insn_chain, split_hard_reg_notes): Remove.
8539 (maybe_add_dead_note, maybe_add_dead_note_use): Remove.
8540 (find_insn_with_note, new_insn_dead_notes): Remove.
8541 (update_n_sets, sets_reg_or_subreg_1, sets_reg_or_subreg): Remove.
8542 (maybe_remove_dead_notes, prepend_reg_notes): Remove.
8543 (replace_insns): Remove.
8544 (count_or_remove_death_notes): New.
8545 (verify_flow_info): Abort on error after all checks.
8546 (remove_edge): Decrement n_edges.
8547 (remove_fake_edges): Tweek format.
8548 * haifa-sched.c (schedule_insns): Use split_all_insns.
8549 * output.h (update_life_info): Remove declaration.
8550 * recog.c (split_all_insns): From the corpse of split_block_insns,
8551 do the whole function block by block. Use update_life_info.
8552 (recog_last_allowed_insn): New.
8553 (recog_next_insn): Mind it.
8554 (peephole2_optimize): Set it. Walk backwards through blocks.
8555 Use update_life_info.
8556 * rtl.h (update_flow_info, replace_insns): Remove declarations.
8557 (split_all_insns): Declare.
8558 * toplev.c (rest_of_compilation): Thread prologue before flow2.
8559 Use split_all_insns.
8561 * i386.md (or -1 peep2s): Disable.
8563 Fri Oct 8 17:49:08 1999 Richard Henderson <rth@cygnus.com>
8565 * config/mips/mips.md (movstrsi+[123]) : Combine these into
8566 a single pattern. Scrap the 'd' versions as unnecessary.
8568 * config/mips/mips.md (tablejump_internal3,tablejump_mips161,
8569 tablejump_mips162,tablejump_internal4): The operands to a
8570 label_ref must be VOIDmode.
8572 Fri Oct 8 16:12:42 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8574 * configure.in (c-mbchar): Append, don't overwrite, `extra_c_flags'.
8576 Fri Oct 8 11:58:34 1999 Richard Henderson <rth@cygnus.com>
8578 * mips.c (mips_va_arg) [EABI]: Return addr_rtx.
8580 Fri Oct 8 11:58:34 1999 Richard Henderson <rth@cygnus.com>
8582 * lists.c (init_EXPR_INSN_LIST_cache): Don't need to zap the
8583 cache every function if ggc_p.
8585 Fri Oct 8 18:46:11 1999 Bernd Schmidt <bernds@cygnus.co.uk>
8587 * jump.c (duplicate_loop_exit_test): Use copy_insn/copy_insn_1
8588 instead of copy_rtx. Accept sequences that contain asm statements.
8589 * emit-rtl.c (copy_insn_1, copy_insn): New functions.
8590 (copy_insn_scratch_in, copy_insn_scratch_out, copy_insn_n_scratches,
8591 orig_asm_operands_vector, copy_asm_operands_vector,
8592 orig_asm_constraints_vecotr, copy_asm_constraints_vector): New static
8594 * rtl.h (copy_insn, copy_insn_1): Declare.
8596 Fri Oct 8 13:08:12 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8598 * Makefile.in (insn-recog.o): Depend on hard-reg-set.h and resource.h.
8600 * alpha.h (ASM_OUTPUT_MI_THUNK): Pass the correct number of
8601 arguments to `current_file_function_operand'.
8603 * genrecog.c: Include hard-reg-set.h and resource.h in the
8604 generated output file.
8606 * real.c: Include tm_p.h.
8608 Fri Oct 8 18:46:11 1999 Bernd Schmidt <bernds@cygnus.co.uk>
8610 * i386.md (prologue_allocate_stack): Add '=' constraint letter on
8613 Thu Oct 7 23:06:50 1999 Richard Henderson <rth@cygnus.com>
8615 * rs6000.md (fix_truncdfsi2_internal+1): Emit a clobber
8616 before the fctiwz insn.
8618 Thu Oct 7 22:53:00 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
8619 Mark Mitchell <mark@codesourcery.com>
8621 * tree.c (make_lang_type_fn): New funtion pointer.
8622 (make_lang_type): Call it.
8623 * tree.h (make_lang_type): Declare.
8624 (make_lang_type_fn): Likewise.
8625 * rs6000.c (rs6000_build_va_list): Use make_lang_type.
8627 Thu Oct 7 00:36:17 1999 Diego Novillo <dnovillo@cygnus.com>
8629 * config/rs6000/rs6000.c (secondary_reload_class): For TARGET_ELF
8630 make sure that HIGH instructions are copied into BASE_REGS.
8632 Thu Oct 7 17:02:34 1999 Jason Merrill <jason@yorick.cygnus.com>
8634 * expr.c (expand_expr, TARGET_EXPR): Set TREE_USED sooner.
8636 Thu Oct 7 17:01:58 1999 Greg McGary <gkm@gnu.org>
8638 * c-decl.c (finish_struct): Use simpler method of
8639 removing elements of a singly-linked list.
8641 Thu Oct 7 15:23:28 1999 Michael Meissner <meissner@cygnus.com>
8643 * alpha.md (peephole2's): Comment out peephole2's that generate
8646 Thu Oct 7 12:00:53 1999 Richard Henderson <rth@cygnus.com>
8648 * genrecog.c (add_to_sequence): Disable mode check for
8651 Thu Oct 7 20:14:16 1999 Bernd Schmidt <bernds@cygnus.co.uk>
8653 * ggc-simple.c (init_ggc): Set empty_string.
8655 Thu Oct 7 01:13:15 1999 Richard Henderson <rth@cygnus.com>
8657 * configure.in: Detect mmap. Add --with-gc=foo to select
8658 garbage collector; default to page if mmap available.
8659 * Makefile.in (GGC): Substitute.
8661 Wed Oct 6 23:56:30 1999 Richard Henderson <rth@cygnus.com>
8663 * c-decl.c (ggc_p): Enable.
8665 Wed Oct 6 17:17:08 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8667 * flow.c (verify_flow_info): Make it extern & unconditionally define.
8669 1999-10-06 Brendan Kehoe <brendan@cygnus.com>
8671 * sparc/sp86x-elf.h (SUBTARGET_SWITCHES): Add missing doc
8672 string for little-endian-data.
8674 Wed Oct 6 16:10:35 1999 Michael Meissner <meissner@cygnus.com>
8676 * varray.h (VARRAY_CHECK): Fix up appropriate revision check, in
8677 case somebody tries to compile --enable-checking code with gcc
8680 Wed Oct 6 12:22:50 1999 Richard Henderson <rth@cygnus.com>
8682 * genrecog.c (add_to_sequence): Verify operand to label_ref is
8685 Wed Oct 6 10:21:15 1999 Richard Henderson <rth@cygnus.com>
8687 * genconfig.c (main): Disable HAVE_conditional_arithmetic.
8688 * jump.c (jump_optimize_1): Document why.
8690 Wed Oct 6 10:41:56 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8692 * collect2.c (scan_prog_file, scan_libraries): Prototype function
8693 pointers and casts for `int_handler' and `quit_handler'.
8695 * flow.c (verify_flow_info, split_hard_reg_notes,
8696 find_insn_with_note, sets_reg_or_subreg_1, prepend_reg_notes,
8697 remove_edge, remove_fake_successors): Add static prototypes.
8698 (verify_flow_info): Wrap with macro ENABLE_CHECKING.
8699 (mark_set_1): Initialize variable `regno'.
8700 (unlink_insn_chain): Likewise for variable `curr'.
8701 (remove_fake_edges): Remove unused variables `e', `tmp' and `last'.
8703 * loop.c (strength_reduce): Initialize variable
8704 `unrolled_insn_copies'.
8705 (cmp_combine_givs_stats, cmp_recombine_givs_stats): Add static
8706 prototypes. Change these functions to take const PTR parameters
8707 to avoid prototype conflict when used as the comparson argument
8709 (check_dbra_loop): Initialize variable `comparison_val'.
8711 * reload.c (debug_reload_to_stream, debug_reload): Add prototypes.
8712 (get_secondary_mem): Mark parameter `x' with ATTRIBUTE_UNUSED.
8713 (find_valid_class): Initialize variable `best_class'.
8714 (find_reloads): Call memcpy, not bcopy.
8716 * reload1.c (gen_mode_int, dump_needs): Add prototypes.
8717 (hard_reg_use_compare): Don't needlessly cast away const.
8718 (reload_reg_class_lower): Likewise.
8719 (choose_reload_regs): Initialize variable `regno'.
8721 Tue Oct 5 16:34:12 1999 Paul Burchard <burchard@pobox.com>
8723 * ggc-page.c (GGC_ALWAYS_COLLECT): Fix typo when undef'ing.
8725 Tue Oct 5 16:14:40 1999 Michael Meissner <meissner@cygnus.com>
8727 * libgcc1-test.c (toplevel): Include stddef.h to get size_t.
8728 ({,d}discard): Add forward declarations. Declare parameter as
8730 (main_without_main): Explicitly declare return type to be int.
8731 (memcpy): Properly declare.
8733 * libgcc2.c (toplevel): If inhibit_libc is defined and not
8734 building the trampoline support, declare malloc, free, and
8736 (__clear_cache): Mark arguments as potentially unused.
8738 * frame.c (toplevel): If inhibit_libc is defined, declare
8741 Tue Oct 5 12:00:32 1999 Richard Henderson <rth@cygnus.com>
8743 * flow.c (make_edge): Accept an optional 2D bitmap in which
8744 to cache edge existence. Update all callers.
8745 (make_label_edge, make_eh_edge): Pass through the edge cache.
8746 (make_edges): Provide the cache.
8748 Tue Oct 5 12:16:49 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8750 * mbchar.c (literal_codeset, local_mbtowc, local_mblen): Constify
8752 (local_mbtowc): Change the type of variable `i' from int to size_t.
8754 * mbchar.h (ISSJIS1, ISSJIS2): Use parens around && within ||.
8755 (local_mbtowc, local_mblen, literal_codeset): Constify a char*.
8757 Tue Oct 5 11:34:52 1999 Michael Meissner <meissner@cygnus.com>
8759 * ggc-common.c (toplevel): Reorder includes, so that ggc.h comes
8760 after other includes that define the appropriate types. Include
8761 tm_p.h for getting user prototypes.
8762 * ggc-callbacks.c (toplevel): Ditto.
8763 * ggc-none.c (toplevel): Ditto.
8764 * gcc-page.c (toplevel): Ditto.
8765 * ggc-simple.c (toplevel): Ditto.
8767 Mon Oct 4 16:48:16 1999 Diego Novillo <dnovillo@cygnus.com>
8768 Jonathan Larmour <jlarmour@cygnus.co.uk>
8770 * config/mips/mips.c (mips_move_2words): Split doubles if
8771 ISA >= 3, !TARGET_64BIT, and destination is not an FP register.
8773 Mon Oct 4 21:47:31 1999 Richard Henderson <rth@cygnus.com>
8775 * genrecog.c (struct decision_test): New.
8776 (struct decision): Remove test-related members, sort the rest by size.
8777 (IS_SPLIT): Simplify.
8778 (new_decision, new_decision_test): New.
8779 (add_to_sequence): Use them. No special handling for args of
8781 (maybe_both_true): Renamed from not_both_true; return sense changed.
8782 (maybe_both_true_1, maybe_both_true_2): New. Broken out
8783 of maybe_both_true and adjusted for decision_test.
8784 (position_merit): Remove.
8785 (nodes_identical, nodes_identical_1): New, broken out of merge_trees.
8786 (merge_accept_insn): New, broken out of merge_trees.
8787 (merge_trees): Use them. No special case for c_test; no node
8788 splitting; use test type instead of position_merit.
8789 (factor_tests): New.
8790 (simplify_tests): New.
8791 (break_out_subroutines): Don't write code now.
8792 (find_afterward): New.
8793 (write_afterward, write_switch, write_cond): New.
8794 (write_action, is_unconditional): New.
8795 (write_node): New. Use them.
8796 (write_tree_1): Rewrite. Use the new functions above.
8797 (write_tree): Remove afterward processing.
8798 (write_subroutine): Simplify function variant emission.
8799 (write_subroutines): New.
8800 (same_codes, clear_codes): Remove.
8801 (same_modes, clear_modes): Remove.
8802 (write_header): New, broken out of main.
8803 (make_insn_sequence): Use new_decision and new_decision_test.
8804 (process_tree): New, broken out of main.
8805 (main): Adjust for merge_trees interface change.
8806 Don't #define operands in the output file.
8807 (record_insn_name): New, broken out of make_insn_sequence.
8808 (debug_decision_2, debug_decision_1, debug_decision_0): New.
8809 (debug_decision): New.
8811 1999-10-04 21:58 -0700 Zack Weinberg <zack@bitmover.com>
8813 * resource.c (find_free_register): Mark class_str argument const.
8814 * resource.h: Update prototype to match.
8816 * i386.h (PREDICATE_CODES): Add entry for long_memory_operand.
8817 * i386.md: Give all anonymous insns names.
8819 Mon Oct 4 21:12:02 1999 Jeffrey A Law (law@cygnus.com)
8821 * flow.c (merge_blocks): Avoid assing BASIC_BLOCK for non-existent
8824 Mon Oct 4 21:01:39 1999 Richard Henderson <rth@cygnus.com>
8826 * toplev.c (dbr_sched_time): Unconditional.
8827 (peephole2_time): New.
8828 (compile_file): Add pass numbers to all of the dump file suffixes.
8829 Dump peephole2_time. Don't dump times for non-applicable passes.
8830 (rest_of_compilation): Add pass numbers to dump file suffixes.
8831 Conditionalize calls to the scheduler.
8832 * invoke.texi: Update.
8834 Mon Oct 4 20:25:13 1999 Anthony Green <green@cygnus.com>
8836 * flow.c (make_edges): Fix insn iteration.
8837 (find_basic_blocks): Assign NULL_RTX, not 0, to rtx.
8838 (find_basic_blocks_1): Fix spelling mistake.
8840 Mon Oct 4 16:56:11 1999 Richard Henderson <rth@cygnus.com>
8842 * tree.c (build1): Set TREE_SIDE_EFFECTS for expressions that
8843 always have side-effects. Use memset not bzero.
8844 (make_node): Likewise.
8846 Mon Oct 4 16:22:20 1999 Mark Mitchell <mark@codesourcery.com>
8848 * stmt.c (expand_anon_union_decl): When any of the elements of the
8849 union is addressable, so is the entire union.
8851 Mon Oct 4 11:38:33 1999 Richard Henderson <rth@cygnus.com>
8853 * sbitmap.c (sbitmap_ones): Don't set too many bits.
8855 * bitmap.h (enum bitmap_bits): Add BITMAP_XOR.
8856 * bitmap.c (bitmap_operation): Return true iff TO changed.
8857 (bitmap_equal_p): New.
8858 (bitmap_bit_p): Tidy arithmetic.
8859 (debug_bitmap_file): Likewise.
8861 Mon Oct 4 11:28:37 1999 Richard Henderson <rth@cygnus.com>
8863 * toplev.c (rest_of_compilation): Turn on cse_not_expected
8864 before cse2 instead of after.
8866 Mon Oct 4 09:55:17 1999 Stan Cox <scox@cygnus.com>
8868 * mips.h (GO_IF_LEGITIMATE_ADDRESS): Let leasi/liadi handle large
8871 Mon Oct 4 08:54:12 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
8873 * cppinit.c (is_idchar initializer): Loosen tests to accept
8876 Mon Oct 4 02:31:20 1999 Mark Mitchell <mark@codesourcery.com>
8878 * mips.md: Define conditional move patterns for floating point
8879 operands and DI mode conditions.
8881 Mon Oct 4 02:12:41 1999 Mark Mitchell <mark@codesourcery.com>
8883 * tree.c (make_node): Set TREE_SIDE_EFFECTS for expressions that
8884 always have side-effects.
8886 Sun Oct 3 14:14:16 1999 Jeffrey A Law (law@cygnus.com)
8888 * mn10200.c (asm_file_start): Fix typo.
8890 * cppinit.c (is_idchar initializer): Tighten tests for when
8891 to put the table into initialized memory.
8893 * ggc-none.c (ggc_alloc_rtvec): An rtvec is an array of rtx,
8894 not an array of rtunion.
8895 * gcc-page.c (ggc_alloc_rtvec): Similarly.
8896 * gcc-simple (ggc_free_rtvec): Similarly.
8898 * genattrtab.c (simplify_cond): Make TESTS an array of rtxs, instead
8901 * mbchar.h: Add missing #endif.
8903 * t-fr30 (LIB2FUNCS_EXTRA): Remove definition.
8904 (FPBIT, DPBIT): Define.
8906 Sun Oct 3 12:44:05 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8908 * print-tree.c (print_node, indent_to): Remove redundant prototypes.
8910 * profile.c (instrument_arcs, output_gcov_string,
8911 tablejump_entry_p): Add static prototypes.
8912 (output_gcov_string): Constify a char*.
8914 * regmove.c (replacement_quality, fixup_match_2): Add static
8917 * resource.h (reg_dead_p): Add extern prototype.
8919 * rtl.c (trim_filename): Add static prototype.
8921 * scan-decls.c (skip_to_closing_brace): Likewise.
8923 * stmt.c (expand_decl_cleanup_no_eh): Hide definition.
8924 (expand_end_case): Initialize variable `range'.
8925 (emit_case_nodes): Remove unused prototype `rtx_fn'.
8927 * varasm.c (asm_emit_uninitialised): Add static prototype.
8928 (asm_emit_uninitialised, assemble_variable): Mark parameter with
8931 Sun Oct 3 12:24:52 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8933 * cpplib.c (if_directive_nameo): Add static prototype.
8935 * cse.c (cse_insn): Remove unused variable `p'.
8937 * except.c (create_rethrow_ref, push_entry,
8938 receive_exception_label, new_eh_region_entry, find_func_region,
8939 clear_function_eh_region, process_nestinfo): Add static prototypes.
8940 (get_reg_for_handler): Hide definition.
8941 (process_nestinfo): Initialize variable `extra_handlers'.
8943 * expr.h (expand_builtin_longjmp): Add extern prototype.
8945 * final.c (final_addr_vec_align, align_fuzz): Add static prototypes.
8947 * function.c (prepare_function_start): Likewise.
8948 (pop_function_context_from): Mark parameter `context' with
8950 (push_temp_slots_for_block, flush_addressof): Hide definition.
8952 * gcov.c (init_arc, reverse_arcs, create_program_flow_graph,
8953 solve_program_flow_graph, calculate_branch_probs,
8954 function_summary, main, fancy_abort): Add prototypes.
8956 * gen-protos.c (add_hash, parse_fn_proto, main): Likewise.
8957 (add_hash): Constify a char*.
8959 * ggc-common.c (ggc_mark_rtx_ptr, ggc_mark_tree_ptr,
8960 ggc_mark_tree_varray_ptr, ggc_mark_tree_hash_table_ptr,
8961 ggc_mark_string_ptr, ggc_mark_tree_hash_table_entry): Add prototypes.
8963 * integrate.c (expand_inline_function_eh_labelmap): Likewise.
8965 * lists.c (free_list, zap_lists): Likewise.
8967 Sun Oct 3 12:05:28 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8969 * alias.c (nonlocal_reference_p): Add static prototype.
8971 * bitmap.c (bitmap_element_allocate): Prototype args in function
8974 * builtins.c (stabilize_va_list): Add static prototype.
8975 (expand_builtin_va_arg): Constify a char*.
8977 * c-lex.c (getch, put_back, extend_token_buffer_to,
8978 read_line_number, token_getch, token_put_back): Add static
8981 * c-parse.gperf (hash, is_reserved_word): Likewise.
8983 * cccp.c (is_dir_separator): Likewise.
8985 Sat Oct 2 16:07:56 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8987 * graph.h: New file to prototype functions exported by graph.c.
8989 * Makefile.in (graph.o, toplev.o): Depend on graph.h.
8991 * graph.c: Include graph.h.
8993 * toplev.c: Likewise. Remove redundant prototypes.
8995 Sat Oct 2 11:28:33 1999 Krister Walfridsson <cato@df.lth.se>
8997 * invoke.texi: Removed duplicated description for -Q.
8999 Sat Oct 2 11:16:00 1999 Jim Kingdon <http://developer.redhat.com>
9001 * extend.texi: Grammar fix in __extension__ text.
9003 Sat Oct 2 11:06:31 1999 Richard Henderson <rth@cygnus.com>
9005 * md.texi (define_peephole2): New section.
9007 Sat Oct 2 10:57:56 1999 Jan Hubicka <hubicka@freesoft.cz>
9009 * i386.md (mov?i patterns): Fix handling of TARGET_USE_MOV0
9010 (mov $-1 to or peepholer): Enable for pentium when optimizing for
9013 Sat Oct 2 10:55:25 1999 Jan Hubicka <hubicka@freesoft.cz>
9015 * builtins.c (expand_builtin_strlen): Fix best mode searching loop.
9017 Sat Oct 2 10:53:22 1999 Jan Hubicka <hubicka@freesoft.cz>
9019 * i386.md (ffs expander): Emit Pentium friendly code for
9022 Sat Oct 2 02:48:21 1999 Mark P. Mitchell <mark@codesourcery.com>
9024 * tree.c (build): Don't look at TREE_SIDE_EFFECTS or TREE_RAISES
9028 Fri Oct 1 18:01:11 1999 Bernd Schmidt <bernds@cygnus.co.uk>
9030 * i386elf.h (TARGET_DEFAULT): Use symbolic constants.
9032 Fri Oct 1 12:42:53 1999 Andreas Schwab <schwab@suse.de>
9034 * config/m68k/m68k.c (use_return_insn): Return false if the pic
9037 Fri Oct 1 10:56:06 1999 Bernd Schmidt <bernds@cygnus.co.uk>
9039 * md.texi (No Constraints): Delete section.
9040 * Makefile.in (genattrtab.o): Don't depend on "insn-config.h".
9041 * final.c (final_scan_insn): We always have register constraints.
9042 * genattrtab.c: Don't include "insn-config.h".
9043 (write_attr_case): We always have register constraints.
9044 * genconfig.c (register_constraint_flag): Delete.
9045 (walk_insn_part): Don't check whether we have register constraints.
9046 (main): Don't write out "#define REGISTER_CONSTRAINTS".
9047 * genoutput.c (have_constraints): Delete.
9048 (main): Don't set it.
9049 (output_operand_data): We always have constraints.
9050 (scan_operands): Likewise.
9051 (compare_operands): Likewise.
9052 * local-alloc.c (block_alloc): We always have constraints.
9053 (requires_inout): Always compile this function.
9054 * recog.c (extract_insn): We always have constraints.
9055 (constrain_operands, reg_fits_class_p): Always compile these
9057 * recog.h (struct recog_data): Delete non-REGISTER_CONSTRAINTS
9059 (struct insn_operand_data): Likewise.
9060 * regclass.c (regclass): We always have constraints.
9061 (record_reg_classes, copy_cost, record_address_regs,
9062 auto_inc_dec_reg_p): Always compile these functions.
9063 * regmove.c (regmove_optimize): We always have constraints.
9064 * reload.c (find_reloads): Likewise.
9065 * reload1.c (reload): Likewise.
9066 (reload_cse_simplify_operands): Likewise.
9067 * i860.c (output_delay_insn): Likewise.
9069 Thu Sep 30 23:04:41 1999 Mark P. Mitchell <mark@codesourcery.com>
9071 * iris6.h (BUILD_VA_LIST_TYPE): Define.
9073 Thu Sep 30 18:44:50 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
9075 * rs6000.c (rs6000_build_va_list): Create a TYPE_DECL node
9076 for the va_list record.
9078 Thu Sep 30 18:34:54 1999 Jan Hubicka <hubicka@freesoft.cz>
9080 * i386.c (ix86_adjust_cost): Ignore false ebp dependencies in
9083 Thu Sep 30 18:31:36 1999 Jan Hubicka <hubicka@freesoft.cz>
9085 * alias.c: Include insn-flags.h.
9086 * Makefile.in (alias.o): Update.
9088 Thu Sep 30 18:21:30 1999 Jan Hubicka <hubicka@freesoft.cz>
9090 * i386.c (ix86_expand_int_movcc): Convert LEU and GTU comparisons
9091 to LTU and GEU. Handle more cases using sbb.
9093 Thu Sep 30 18:18:39 1999 Jan Hubicka <hubicka@freesoft.cz>
9095 * i386.md (truncatexfdf splitters): Do not use subreg.
9096 (fop XFmode patterns): Fix mode in operand testing.
9098 Thu Sep 30 18:04:13 1999 Richard Henderson <rth@cygnus.com>
9100 * jump.c (jump_optimize_1): Amend last change to test only the
9101 form of the operand, not the insn.
9103 * jump.c (jump_optimize_1) [conditional_move]: Use general_operand
9104 not register_operand to determine when B may need preloading.
9106 Thu Sep 30 17:39:16 1999 Richard Henderson <rth@cygnus.com>
9108 * alpha.md (*): Use nonimmediate not general_operand for SET_DEST.
9109 (ffsdi2, extxl, insxh, mskxh): Add missing DImode to SET_SRC.
9110 (call-value patterns): Move to end of file.
9111 (*): Remove mode from label_ref in (pc) context.
9112 (movstrqi): Use memory not general_operand for BLKmode operands.
9113 (prologue_stack_probe_loop, builtin_longjmp): Add missing mode
9114 to register_operand operands.
9115 (peep2 patterns): Convert from commented-out peephole patterns.
9117 Thu Sep 30 14:39:17 1999 Bernd Schmidt <bernds@cygnus.co.uk>
9119 * tree.h (enum built_in_function): Rename BUILT_IN_DWARF_REG_SIZE
9120 to BUILT_IN_INIT_DWARF_REG_SIZES.
9121 * builtins.c (expand_builtins, case BUILT_IN_INIT_DWARF_REG_SIZES):
9122 Renamed from BUILT_IN_DWARF_REG_SIZE; call
9123 expand_builtin_init_dwarf_reg_sizes.
9124 * c-decl.c (init_decl_processing): Replace __builtin_dwarf_reg_size
9125 with __builtin_init_dwarf_reg_size_table.
9126 * dwarf2out.c (struct reg_size_range): Delete.
9127 (expand_builtin_init_dwarf_reg_sizes): New function.
9128 (expand_builtin_dwarf_reg_size): Delete.
9129 * except.h (expand_builtin_init_dwarf_reg_sizes): Declare.
9130 (expand_builtin_dwarf_reg_size): Don't declare.
9131 * libgcc2.c (dwarf_reg_size_table_initialized): New.
9132 (dwarf_reg_size_table): New.
9133 (init_reg_size_table): New function.
9134 (copy_reg): Use dwarf_reg_size_table.
9135 (eh_context_initialize): Make sure dwarf_reg_size_table is initialized
9138 Thu Sep 30 05:40:34 1999 Richard Earnshaw <rearnsha@arm.com>
9140 * c-lang.c (finish_file case ndef ASM_OUTPUT_{CON,DE}STRUCTOR):
9141 Correctly build argument list to constructor and destructor functions.
9143 Thu Sep 30 00:13:27 1999 Dirk Zoller <duz@rtsffm.com>
9145 * c-tree.h (warn_float_equal): Declare.
9146 * c-decl.c (warn_float_equal): Define.
9147 (c_decode_option): Recognize -W[no-]float-equal.
9148 * c-typeck.c (build_binary_op): Conditionally warn
9149 about equality tests of floating point types.
9150 * toplev.c (documented_lan_options): Add -W[no-]float-equal.
9151 * invoke.texi: Add docs for -Wfloat-equal warning.
9153 Wed Sep 29 23:43:39 1999 Jeffrey A Law (law@cygnus.com)
9155 * h8300.h (INIT_TARGET_OPTABS): Use init_one_optab instead of
9156 generating RTL directly.
9157 * mips.h (INIT_TARGET_OPTABS): Likewise.
9158 * mn10200.h (INIT_TARGET_OPTABS): Likewise.
9160 * expr.h (init_mov_optab): Delete declaration
9162 * h8300.c (WORD_REG_USED): Update to avoid useless register
9163 saves in interrupt functions and functions which never return.
9165 * cse.c (struct set): Delete inner_dest_loc field.
9166 (cse_insn): Remove assignments to inner_dest_loc field.
9168 Wed Sep 29 16:06:20 1999 Richard Henderson <rth@cygnus.com>
9170 * ggc-page.c: Don't include <unistd.h> etc taken care of
9171 by "system.h". Include <sys/mman.h> afterward.
9173 Wed Sep 29 16:05:18 1999 Richard Henderson <rth@cygnus.com>
9175 * rs6000.c (rs6000_encode_section_info): If ggc_p, use
9178 Tue Sep 28 16:45:40 1999 David Edelsohn <edelsohn@gnu.org>
9180 * xcoffout.c (xcoffout_declare_function): Add documentation.
9181 * rs6000.c (num_insns_constant_wide): Use TARGET_POWERPC64 not
9182 TARGET_64BIT. Compare constant to -1, not bit pattern.
9183 (easy_fp_constant): Use TARGET_POWERPC64 not TARGET_64BIT.
9184 (expand_block_move): Allow 8 DImode loads for PowerPC64. Fix
9187 Tue Sep 28 16:43:14 1999 Nick Clifton <nickc@cygnus.com>
9189 * dwarf2out.c (add_abstract_origin_attribute): Abort if
9191 (gen_inlined_enumeration_type_die): Do not abort if the type has
9192 not been writeen out.
9193 (gen_inlined_structure_type_die): Do not abort if the type has
9194 not been writeen out.
9195 (gen_inlined_union_type_die): Do not abort if the type has
9196 not been writeen out.
9197 (gen_tagged_type_instantiation_die): Do not abort if the type
9198 has not been written out.
9200 Tue Sep 28 14:33:47 1999 Bernd Schmidt <bernds@cygnus.co.uk>
9202 * c-decl.c (init_decl_processing): If MD_INIT_BUILTINS is defined,
9204 * reg-stack.c (straighten_stack): Copy hard reg set with
9207 Tue Sep 28 01:11:05 1999 Richard Henderson <rth@cygnus.com>
9209 * builtins.c (stabilize_va_list): Stabilize array type va_list
9210 to a pointer type, not the base record type.
9211 (expand_builtin_va_copy): Dereference the pointers explicitly;
9212 use the correct size for the copy.
9214 * rs6000.c (rs6000_va_start): Dereference valist to get to the record.
9215 (rs6000_va_arg): Likewise.
9217 Mon Sep 27 23:27:21 1999 Richard Henderson <rth@cygnus.com>
9219 * rtl.h (struct rtx_def): Move gc_mark to align mode field.
9221 Mon Sep 27 23:20:29 1999 Mark Mitchell <mark@codesourcery.com>
9223 * tree.h (struct tree_decl): Use `bclass', not `class', in name of
9225 (DECL_BUILT_IN_CLASS): Adjust accordingly.
9227 Mon Sep 27 23:03:16 1999 Richard Henderson <rth@cygnus.com>
9229 * ggc-page.c (GGC_MIN_LAST_ALLOCATED): New.
9230 (init_ggc): Use it instead of a constant.
9231 (ggc_collect): Bound allocated_last_gc by it.
9233 Mon Sep 27 19:06:04 1999 Jeffrey A Law (law@cygnus.com)
9235 * fixinc/fixinc.irix (stdio.h): Hack stdio.h to avoid problems
9238 Mon Sep 27 19:40:17 CEST 1999 Marc Espie <espie@cvs.openbsd.org>
9240 * configure.in (mips*el-*-openbsd*): Don't duplicate default settings.
9241 (mips*-*-openbsd*): Let big endian configuration be a fragment.
9243 * config/mips/openbsd.h: New, OpenBSD little endian target.
9244 * config/mips/openbsd-be.h: New, OpenBSD big endian target fragment.
9245 * config/mips/xm-openbsd.h: New, OpenBSD host.
9247 Mon Sep 27 10:28:48 1999 Andreas Schwab <schwab@suse.de>
9249 * config/m68k/m68k.c (output_function_prologue,
9250 output_function_epilogue): Use
9251 current_function_uses_pic_offset_table instead of regs_ever_live
9252 to decide whether to save/restore pic register.
9253 (legitimize_pic_address): Don't modify regs_ever_live any more.
9255 Sun Sep 26 10:55:36 1999 Mark Mitchell <mark@codesourcery.com>
9257 * function.h (struct function): Add x_dont_save_pending_sizes_p.
9258 * stor-layout.c (variable_size): Don't add sizes to the pending
9259 sizes list if x_dont_save_pending_sizes_p is set.
9261 Sun Sep 26 16:36:52 1999 Robert Lipe (robertlipe@usa.net)
9263 * config/i386/dgux.h (SELECT_RTX_SECTION): Provide dummy argument
9264 for symbolic_operand().
9265 * config/i386/sco5.h (SELECT_RTX_SECTION): Likewise.
9267 Sun Sep 26 07:37:11 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9269 * combine.c (gen_rtx_combine): Add missing call to va_end().
9271 * final.c (asm_fprintf): Likewise.
9273 * genattrtab.c (attr_rtx): Likewise.
9275 Sat Sep 25 13:11:07 1999 Jeffrey A Law (law@cygnus.com)
9277 * cse.c: Update comments.
9278 (cse_insn): When converting a conditional/computed jump into
9279 an unconditional jump, always make sure a BARRIER immediately
9280 follows the converted jump. Do not delete unreachable code.
9281 (cse_basic_block): Do not delete unreachable code.
9282 * toplev.c (rest_of_compilation): Move call to
9283 delete_trivially_dead_insns after the conditional call to
9286 Sat Sep 25 09:03:17 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9288 * collect2.c (make_temp_file): Don't prototype.
9290 * gcc.c (make_temp_file): Likewise.
9292 * mips.c (mips_make_temp_file): Renamed from `make_temp_file'.
9294 Sat Sep 25 13:42:15 1999 Nick Clifton <nickc@cygnus.com>
9296 * varasm.c (asm_emit_uninitialised): New function: Generate
9297 the assembler statements necessary to declare an uninitialised
9299 (ASM_EMIT_LOCAL): New macro: Emit a local, uninitialised
9301 (ASM_EMIT_BSS): New macro: Emit an entry in the bss section.
9302 (ASM_EMIT_COMMON): New macro: Emit an entry in the common
9304 (assemble_variable): Use asm_emit_uninitialised to emit an
9305 uninitialised variable.
9307 Fri Sep 24 17:10:56 1999 Nick Clifton <nickc@cygnus.com>
9309 * combine.c (simplify_comparison): Cope with downshifting a 32 bit
9310 constant on a 64 bit host. Patch supplied by Geoffrey Keating
9311 <geoffk@cygnus.com>.
9313 Fri Sep 24 10:48:10 1999 Bernd Schmidt <bernds@cygnus.co.uk>
9315 * builtins.c (expand_builtin): Use MD_EXPAND_BUILTIN if defined.
9316 * c-common.h (builtin_function): Don't declare.
9318 * c-decl.c (duplicate_decls): Use DECL_BUILT_IN_CLASS rather than
9320 (pushdecl): Likewise.
9321 (finish_decl): Likewise.
9322 (builtin_function): New arg CLASS. Arg FUNCTION_CODE now of type
9323 int. All callers changed.
9324 Set the builtin's DECL_BUILT_IN_CLASS.
9325 * tree.h (enum built_in_class): New.
9326 (enum built_in_function): Delete NOT_BUILT_IN.
9327 (DECL_FUNCTION_CODE): The corresponding field in tree_decl is now
9329 (DECL_SET_FUNCTION_CODE): Likewise.
9330 (DECL_BUILT_IN_CLASS): New macro.
9331 (DECL_BUILT_IN): Use DECL_BUILT_IN_CLASS.
9332 (struct tree_decl): Split builtin function code field into a
9334 (builtin_function): Declare.
9336 Fri Sep 24 01:45:05 1999 Mark Mitchell <mark@codesourcery.com>
9338 * optabs.c (init_traps): Fix typo in last change.
9340 Fri Sep 24 01:10:11 1999 Mark Mitchell <mark@codesourcery.com>
9342 * toplev.c (rest_of_decl_compilation): Update comment.
9344 Fri Sep 24 11:57:06 1999 Geoffrey Keating <geoffk@cygnus.com>
9346 * config/mips/elf.h (ASM_OUTPUT_ALIGNED_BSS): Put the symbol
9347 in .sbss if appropriate.
9348 (EXTRA_SECTION_FUNCTIONS): Add sbss.
9349 (SBSS_SECTION_ASM_OP): New macro.
9350 * config/mips/linux.h (EXTRA_SECTION_FUNCTIONS): Add sbss.
9351 (EXTRA_SECTIONS): Add in_sbss.
9352 * config/mips/mips.h: Prototype sbss_section.
9354 Thu Sep 23 18:18:55 1999 Mark Mitchell <mark@codesourcery.com>
9356 * stmt.c (expand_start_bindings): Don't allow cleanup instructions
9359 Thu Sep 23 18:07:01 1999 Mark Mitchell <mark@codesourcery.com>
9361 * optabs.c (init_traps): Register trap_rtx as a GC root.
9363 Thu Sep 23 17:41:47 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
9365 * config/mips/mips.c (function_arg_pass_by_reference): Define
9366 unconditionally, since it's called unconditionally.
9368 Thu Sep 23 13:40:02 1999 Jason Merrill <jason@yorick.cygnus.com>
9370 * toplev.c (documented_lang_options): Add -fshort-wchar.
9371 * c-decl.c (c_decode_option): Likewise.
9372 (init_decl_processing): If -fshort-wchar, use 'short unsigned int'
9374 * c-common.c, c-lex.c: Get WCHAR_TYPE_SIZE from wchar_type_node.
9375 * gcc.c (default_compilers): If -fshort-wchar,
9376 override __WCHAR_TYPE__.
9377 * tm.texi (C Dialect Options): Add -fshort-wchar.
9379 * dwarf2out.c (output_aranges): Use DW_AT_location to find the
9380 symbol for a variable.
9382 * cpplib.h (CPP_PREPROCESSED): New macro.
9383 * cpplib.c (handle_directive): Don't complain about `# NUMBER' if
9384 we're seeing this input for a second time.
9386 Thu Sep 23 12:54:49 1999 Alex Samuel <samuel@codesourcery.com>
9388 * emit-rtl.c (init_emit_once): Initialize modes first.
9390 Sun Sep 19 01:23:23 1999 Alex Samuel <samuel@codesourcery.com>
9392 * config/i386/i386.c (pic_label_name): Change to char pointer.
9393 (global_offset_table): New variable.
9394 (load_pic_register): Fill global_offset_table if it hasn't
9395 already been done. Allocate pic_label_name dynamically.
9396 * ggc.h (empty_string): New variable.
9397 * ggc-simple.c (empty_string): Likewise.
9398 (init_ggc): Allocate empty_string and add as root.
9399 * stmt.c (digit_strings): New variable.
9400 (init_stmt): Add last_block_end_note as root. Allocate and
9401 initialize digit_strings.
9402 (expand_asm_operands): Use empty_string instead of string
9403 constant. Use digit_strings instead of string constants.
9404 * profile.c (init_arc_profiler): Allocate string with
9405 ggc_alloc_string instead of xmalloc.
9406 (output_func_start_profiler): Likewise.
9407 * c-typeck.c (digest_init): Check if init is error_mark_node.
9409 Thu Sep 23 12:59:14 1999 Alex Samuel <samuel@codesourcery.com>
9410 Richard Henderson <rth@cygnus.com>
9412 * ggc-page.c: New file.
9413 * Makefile.in (ggc-page.o): New.
9415 Thu Sep 23 13:55:21 1999 Jeffrey A Law (law@cygnus.com)
9417 * invoke.texi: Document -fdelete-null-pointer-checks
9418 * toplev.c (flag_delete_null_pointer_checks): New.
9419 (f_options): Add entry for -fdelete-null-pointer-checks.
9420 (rest_of_compilation): Conditionalize null pointer check
9421 elimination on flag_delete_null_pointer_checks.
9422 (main): If -O2 or greater, enable -fdelete-null-pointer-checks
9424 1999-09-23 10:56 -0700 Zack Weinberg <zack@bitmover.com>
9426 * iso646.h, stdarg.h, stdbool.h, stddef.h, varargs.h: Add
9427 copyright notice and special exception to GPL.
9429 Thu Sep 23 13:40:23 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9431 * abi64.h (mips_function_value): Add prototype arguments.
9433 * mips-protos.h: New file with mips prototypes.
9435 * mips.c: Include "tm_p.h".
9436 (mktemp, lookup_name): Add prototype arguments.
9437 (extern_list, string_constant, mips_fill_delay_slot,
9438 mips_output_external, mips_output_external_libcall,
9439 mips_output_filename, mips_declare_object, function_prologue,
9440 mips_expand_prologue, function_epilogue, mips16_constant,
9441 build_mips16_function_stub, mips_output_conditional_branch):
9443 (mips_va_start): Remove unused variable `u'.
9444 (mips_va_arg): Cast value to unsigned when comparing against one.
9446 (save_restore_insns, mips_expand_prologue): Add missing arg in
9447 call to `large_int'.
9449 * mips.h: Move prototypes to mips-protos.h.
9450 (data_section, memory_address_p, rdata_section,
9451 readonly_data_section, simple_epilogue_p, text_section): Delete
9452 prototypes delcared elsewhere.
9453 (mips_epilogue_delay_slots, print_options): Delete unused decls.
9455 (GO_PRINTF, GO_PRINTF2): Call fprintf, not trace.
9457 * mips.md: Delete extra args in call to `mips_move_2words'.
9459 * xm-iris6.h (alloca): Add prototype argument.
9461 * genpeep.c: Include "tm_p.h" in generated output file.
9463 Thu Sep 23 10:36:55 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
9465 * basic-block.h (find_edge_index): Change parameters.
9466 * flow.c (verify_edge_list): Pass basic_block parameters to
9467 find_edge_index instead of integers.
9469 Thu Sep 23 15:54:12 1999 Nick Clifton <nickc@cygnus.com>
9471 * combine.c (simplify_comparison): Use an unsigned shift to adjust
9474 Thu Sep 23 08:46:21 1999 Guy Harris <guy@netapp.com>
9476 * gcc.1: Fix a formatting error.
9478 Wed Sep 22 16:10:21 1999 Martin v. Löwis <loewis@informatik.hu-berlin.de>
9480 * install.texi (Configurations): Remove pyramid. Add fr30, i686,
9481 i786, mn10200, mn10300, pdp11, v850.
9483 Thu Sep 23 07:37:13 1999 Dan Nicolaescu <dann@ics.uci.edu>
9485 * libgcc2.c (num_digits): Add prototype with
9486 __attribute__((const)).
9487 (__terminate): Add prototype.
9489 Thu Sep 23 05:32:06 1999 Richard Henderson <rth@cygnus.com>
9491 * builtins.c, dbxout.c, varasm.c: Include tm_p.h.
9493 * alpha/alpha.c (print_operand): Fix type of `code'.
9494 (alpha_output_filename): Constify.
9495 * alpha/alpha.h: Move all function declarations ...
9496 * alpha/alpha-protos.h: ... here. New file.
9497 * alpha/elf.h (CONST_SECTION_FUNCTION): Prototype the function.
9498 (SECTION_FUNCTION_TEMPLATE): Likewise.
9500 Thu Sep 23 11:15:36 1999 Bernd Schmidt <bernds@cygnus.co.uk>
9502 * expmed.c (do_cmp_and_jump): Pass ccp_jump to can_compare_p.
9503 * expr.c (expand_expr): Likewise.
9504 (do_jump): Likewise.
9505 (do_store_flag): Pass ccp_store_flag to can_compare_p.
9506 * expr.h (enum optab_index): Add cbranch, cmov, cstore optabs and
9508 (enum can_compare_purpose): New.
9509 (can_compare_p): Adjust prototype.
9510 (prepare_cmp_insn, prepare_operand): Declare.
9511 * genopinit.c (optabs): Add cbranch_optab, cmov_optab, cstore_optab.
9512 * optabs.c (cmp_available_p): Deleted.
9513 (expand_abs): Pass ccp_jump to can_compare_p.
9514 (can_compare_p): New arg PURPOSE. Check for combined optabs.
9515 (prepare_cmp_insn): No longer static. Add arg PURPOSE.
9516 Call can_compare_p rather than cmp_available_p.
9517 (prepare_operand): No longer static.
9518 (emit_cmp_and_jump_insn): Check for and use cbranch patterns.
9519 (emit_cmp_and_jump_insns): Pass ccp_jump to prepare_cmp_insn.
9520 (expand_float): Fix a slightly broken emit_cmp_insn/emit_jump_insn
9521 sequence to use emit_cmp_and_jump_insns.
9522 (init_optabs): Initialize cbranch_optab, cmov_optab, cstore_optab.
9524 Wed Sep 22 17:58:01 1999 Stan Cox <scox@cygnus.com>
9526 * mips.h (GO_IF_LEGITIMATE_ADDRESS): Don't accept large
9527 register offsets; let LEGITIMIZE_ADDRESS load it into a register.
9528 (LEGITIMIZE_ADDRESS): Use plus_constant to avoid
9529 (plus (reg) (const_int 0))
9530 * mips.md (call_internal3c): New pattern for -mips16 -mlong-calls.
9532 Wed Sep 22 17:55:31 1999 David Edelsohn <edelsohn@gnu.org>
9534 * rs6000.c (expand_block_move): DImode loads and stores require
9535 word-aligned displacements. Increment address registers with
9536 adddi3 on 64-bit platform. Use TARGET_POWERPC64 not TARGET_64BIT.
9538 Wed Sep 22 17:35:55 1999 Michael Meissner <meissner@cygnus.com>
9540 * dwarf2out.c (base_type_die): Use the name __unknown__ if there
9541 is no name for the base type, rather than segfault. If we are
9542 writing out a complex integer type, use DW_ATE_lo_user.
9544 * expr.c (emit_move_insn_1): If we are copying a complex that fits
9545 in one word or less (complex char, complex short, or on 64 bit
9546 systems complex float) to/from a hard register, copy it through
9547 memory instead of dying in gen_{real,imag}part. If we have a
9548 short complex type, prevent inlining since it allocates stack
9551 * tree.c (build_complex_type): If we are writing dwarf2 output,
9552 generate a name for complex integer types.
9554 Wed Sep 22 11:34:08 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
9556 * basic-block.h (add_noreturn_fake_exit_edges): Use correct name.
9557 * flow.c (remove_edge): Remove extra whitespace.
9558 (remove_fake_edges): Fix comment.
9559 (add_noreturn_fake_exit_edges): Use the correct name.
9561 Wed Sep 22 16:12:40 BST 1999 Nathan Sidwell <nathan@acm.org>
9563 * Makefile.in (INTL_MOSTLYCLEAN, INTL_CLEAN): New variables.
9564 (mostlyclean): Depend on INTL_MOSTLYCLEAN.
9565 (clean): Depend on INTL_CLEAN.
9566 (maintainer-clean): Adjust.
9568 Wed Sep 22 10:18:56 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9570 * configure.in (AC_PREREQ): Bump to 2.13.
9571 (AC_C_STRINGIZE): Call this instead of using a custom macro.
9573 * gansidecl.h (HAVE_STRINGIZE): Define, if stage2 gcc && __STDC__.
9575 * system.h (HAVE_STRINGIZE): Test this instead of HAVE_CPP_STRINGIFY.
9577 * acconfig.h (HAVE_CPP_STRINGIFY): Delete.
9579 * alpha/xm-vms.h (HAVE_CPP_STRINGIFY): Delete.
9580 (HAVE_STRINGIZE): Define.
9582 Wed Sep 22 06:25:15 1999 Jim Kingdon <http://developer.redhat.com>
9584 * c-parse.in: save and restore warn_pointer_arith on __extension__
9585 along with pedantic.
9586 (SAVE_WARN_FLAGS, RESTORE_WARN_FLAGS): Added.
9587 Set the type of extension to itype rather than $<itype>1 kludge.
9588 * extend.texi (Alternate Keywords): Adjust documentation.
9589 * c-parse.c, c-parse.y, objc-parse.c, objc-parse.y: Rebuilt.
9591 Wed Sep 22 06:06:57 1999 Jeffrey A Law (law@cygnus.com)
9593 * pa.c, pa.h, pa.md: Support multiple assembler dialects in
9594 most assembler templates.
9596 * pa.c (hppa_legitimize_address): Handle full offsets for PA2.0
9597 FP loads and stores.
9598 (following_call): Always return zero for the PA8000.
9599 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Handle full offsets for PA2.0
9600 FP loads and stores.
9601 (LEGITIMIZE_RELOAD_ADDRESS): Similarly.
9603 * pa.h (BRANCH_COST): Define.
9605 * pa.md (return, return_internal): Use bve for PA2.0.
9607 * pa.md (fused multiply): Add variants which reduce height for the
9608 fused multiply, but which still generate 2 insns.
9609 (fnegabs): Similarly.
9611 * pa.md (subsi3): Turn into an expander. Create two anonymous
9612 patterns. One for PA2.0 one for PA1.x. Use mtsarcm for PA2.0.
9613 * pa.h (EXTRA_CONSTRAINT): Handle 'S'.
9615 * pa.md (floatunssisf2, floatunssidf2): Generate different RTL
9617 (floatunssidf2_pa20, floatunssisf2_pa20): New patterns for PA2.0
9619 (floatunsdisf2, floatunsdidf2, fixuns_truncsfsi2): Likewise.
9620 (fixuns_truncdfsi2, fixuns_truncsfdi2, fixuns_truncdfsi2): Likewise.
9622 * regclass.c (init_regs): Add "top_of_stack" as a garbage
9625 * flow.c (record_active_eh_regions): Terminate loop after finding
9626 the last insn in the last basic block.
9628 Wed Sep 22 20:25:00 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
9630 * config/c4x/c4x.md: Delete parallel instruction peepholes.
9632 Wed Sep 22 19:59:19 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
9634 * config/c4x/c4x.c (c4x_add_gc_roots): Add tree roots.
9636 Wed Sep 22 19:56:25 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
9638 * config/c4x/c4x.c (c4x_process_after_reload): Rework machdep insn
9639 splitting to not use output template.
9641 Wed Sep 22 19:50:12 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
9643 * config/c4x/c4x.h (EXPAND_BUILTIN_VA_START): Call c4x_va_start.
9644 * config/c4x/c4x.c (c4x_va_start): New function.
9646 Tue Sep 21 18:40:01 1999 Jan Hubicka <hubicka@freesoft.cz>
9648 * genrecog.c (not_both_true): Handle correctly cases when called for
9649 tests with different positions in the insn.
9651 Tue Sep 21 18:29:11 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9653 * machmode.h (HOST_PTR_PRINTF): Move from here ...
9655 * system.h (HOST_PTR_PRINTF): ... to here.
9657 * mips-tfile.c: Don't include machmode.h.
9659 * Makefile.in (MACHMODE_H): New variable. Update to use it.
9660 (mips-tfile.o): Don't depend on machmode.h.
9662 Tue Sep 21 18:27:34 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9664 * haifa-sched.c (sched_analyze): Rename local variable `region' to
9665 avoid conflicts with typedef struct `region' at the top level scope.
9667 Tue Sep 21 14:14:50 1999 Richard Henderson <rth@cygnus.com>
9669 * basic-block.h (basic_block): Add eh_beg, eh_end.
9670 * flow.c (entry_exit_blocks): Update.
9671 (find_basic_blocks): Don't allocate bb_eh_end, or pass it around.
9673 (find_basic_blocks_1): Don't record eh_list at each bb. Use
9674 lists.c functions to allocate insn lists.
9675 (make_edges): Use eh_beg+eh_end, not the lists. Split out EH
9677 (make_eh_edge): ... here. New.
9678 (move_stray_eh_region_notes): New.
9679 (record_active_eh_regions): New.
9680 (delete_unreachable_blocks): Split out block merging ...
9681 (try_merge_blocks): ... here. New.
9682 (merge_blocks_move_predecessor_nojumps): Remove edge arg.
9683 Dump debugging data.
9684 (merge_blocks_move_successor_nojumps): Likewise.
9685 (merge_blocks): Use eh_beg+eh_end to validate block movement.
9687 Tue Sep 21 11:15:03 1999 Martin v. Löwis <loewis@informatik.hu-berlin.de>
9689 * extend.texi (Bound member functions): Document unbound pmf
9692 Tue Sep 21 14:55:11 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
9694 * flow.c (split_edge): Handle insertion on a fallthrough edge which
9695 has the EXIT_BLOCK as a dest.
9697 Tue Sep 21 14:51:23 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
9699 * flow.c (remove_edge): New function to remove an edge from the
9701 (remove_fake_successors): New function to remove fake successor edges.
9702 (remove_fake_edges): New function to remove all fake edges from the
9704 (add_fake_exit_edges): New function to add fake edges from all blocks
9705 with no successors to the exit block.
9706 * basic-block.h (remove_fake_edges, add_fake_exit_edges): Add
9707 prototypes for new functions.
9709 Tue Sep 21 14:49:53 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
9711 * config/mips/elf64.h (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR):
9712 Use Pmode to determine whether to output .dword or .word.
9714 Tue Sep 21 11:04:34 1999 Alex Samuel <samuel@codesourcery.com>
9716 * tree.c (built_in_filename): New variable.
9717 (BUILT_IN_FILENAME): New macro.
9718 (init_tree_codes): Allocate built_in_filename.
9719 (make_node): Use built_in_filename instead of string constant.
9721 Tue Sep 21 14:13:27 1999 Nick Clifton <nickc@cygnus.com>
9723 * configure.in: Add fr30 target.
9724 * configure: Regenerate.
9725 * config/fr30: New directory.
9726 * config/fr30/crti.asm: New file.
9727 * config/fr30/fr30.c: New file.
9728 * config/fr30/crtn.asm: New file.
9729 * config/fr30/fr30.h: New file.
9730 * config/fr30/fr30.md: New file.
9731 * config/fr30/lib1funcs.asm: New file.
9732 * config/fr30/t-fr30: New file.
9733 * config/fr30/xm-fr30.h: New file.
9735 Tue Sep 21 06:45:31 1999 Jeffrey A Law (law@cygnus.com)
9737 * flow.c (merge_blocks_move_successor_nojumps): Delete the
9738 BARRIER at the end of the successor, not the BARRIER before
9741 * pa.c (pa_add_gc_roots): Fix thinko in last change.
9743 Tue Sep 21 05:29:17 1999 Richard Earnshaw (rearnsha@arm.com)
9745 * stmt.c (any_pending_cleanups): Don't crash when
9746 current_function->stmt is unset.
9748 Tue Sep 21 00:59:49 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
9750 * emit-rtl.c (init_emit_once): Initialize const_int_rtx before
9751 other initializations that may use it for relative offsets.
9753 Mon Sep 20 21:43:25 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
9755 * config/i386/sol2.h (PREFERRED_DEBUGGING_TYPE): Use stabs.
9756 (ASM_SPEC): Moved from sol2dbg.h. Added work-around for gas.
9757 * config/i386/sol2dbg.h: Removed.
9758 * config/i386/sol2gas.h: New file, to enable gas work-around.
9759 * configure.in: Use i386/sol2gas.h on Solaris/x86 --with-gas.
9760 Don't use sol2dbg.h.
9761 * configure: Rebuilt.
9763 Mon Sep 20 13:29:41 1999 Mark Mitchell <mark@codesourcery.com>
9765 * invoke.texi (-fthis-is-variable): Remove documentation.
9767 Mon Sep 20 12:59:16 1999 Richard Henderson <rth@cygnus.com>
9769 * basic-block.h (compute_bb_for_insn): Declare.
9770 * flow.c (compute_bb_for_insn): Export. Don't accept the varray
9771 to use; set size of basic_block_for_insn directly.
9772 (find_basic_blocks): Update.
9774 Mon Sep 20 15:11:54 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9776 * flow.c (verify_flow_info): Fix typo, "abort;" -> "abort ();".
9778 Mon Sep 20 14:56:34 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9780 * crtstuff.c (ON_EXIT): Delete empty macro definition.
9781 (__do_global_ctors_aux): Call atexit(), not ON_EXIT().
9783 Mon Sep 20 15:25:35 1999 Nick Clifton <nickc@cygnus.com>
9785 * c-decl.c (c_decode_option): Extend comment.
9787 Mon Sep 20 14:43:37 1999 Nick Clifton <nickc@cygnus.com>
9789 * toplev.c (progname): Make 'const char *'
9790 (flag_print_mem): Move out of main.
9791 (version_flag): Move out of main.
9792 (filename): Move out of main.
9793 (debug_args): Remove g prefix from options.
9794 (documented_lang_options): Remove cpplib specific options.
9795 (display_help): Add g prefix to debug options.
9796 (check_lang_option): Delete this function.
9797 (decode_d_option): New function: Decode -d... option.
9798 (decode_f_option): New function: Decode -f... option.
9799 (decode_W_option): New function: Decode -W... option.
9800 (decode_g_option): New function: Decode -g... option.
9801 (independent_decode_option): New function: Decode a language
9802 independent command line option.
9803 (main): Invoke lang_decode_option and then
9804 independent_decode_option on each command line option in
9807 Mon Sep 20 05:41:36 1999 Jeffrey A Law (law@cygnus.com)
9809 Revert this change. Gavin's patch to operand_equal_p is a better fix.
9810 * fold-const.c (fold_range_test): Do not try to fold the range
9811 test if the rhs or lhs has side effects.
9813 * basic-block.h (compute_flow_dominators): Declare.
9815 * gcse.c (alloc_code_hoist_mem): New function.
9816 (free_code_hoist_mem, compute_code_hoist_vbeinout): Likewise.
9817 (compute_code_hoist_data, hoist_expr_reaches_here_p): Likewise.
9818 (hoist_code, one_code_hoisting_pass): Likewise.
9819 (gcse_main): If optimizing for size, then hoist expressions
9820 computed in multiple dominated basic blocks.
9822 * gcse.c (invalid_nonnull_info): New function.
9823 (delete_null_pointer_checks): Likewise.
9824 * rtl.h (delete_null_pointer_checks): Declare.
9825 * toplev.c (rest_of_compilation): Call delete_null_pointer_checks.
9827 * flow.c (merge_blocks_move_predecessor_nojumps): New function.
9828 (merge-blocks_move_successor_nojumps): Likewise.
9829 (merge_blocks): Allow merging of some blocks, even if it requires
9830 physical movement of the blocks, but not if it requires new jumps.
9832 * bitmap.c (debug_bitmap_file): Renmaed from bitmap_debug_file.
9833 Callers and prototype changed.
9834 * bitmap.h: Fix debug_bitmap and debug_bitmap_file prototypes.
9836 Mon Sep 20 06:56:32 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
9838 * config/sparc/sol2.h (LINK_SPEC): Avoid the duplication of
9839 -YP when both -p and -pg are present. From i386/sol2.h.
9841 Mon Sep 20 10:49:05 1999 Bernd Schmidt <bernds@cygnus.co.uk>
9843 * Makefile.in (distclean): Delete tm_p.h.
9844 * configure.in: Create a new file, "tm_p.h", from a list in
9845 "tm_p_file". For ix86 systems, set up "tm_p_file" to include
9846 "i386/i386-protos.h".
9848 * alias.c: Include "tm_p.h".
9849 * c-typeck.c: Likewise.
9850 * calls.c: Likewise.
9852 * emit-rtl.c: Likewise.
9853 * explow.c: Likewise.
9854 * expmed.c: Likewise.
9856 * final.c: Likewise.
9858 * fold-const.c: Likewise.
9859 * function.c: Likewise.
9861 * global.c: Likewise.
9862 * haifa-sched.c: Likewise.
9863 * integrate.c: Likewise.
9865 * local-alloc.c: Likewise.
9867 * optabs.c: Likewise.
9868 * recog.c: Likewise.
9869 * reg-stack.c: Likewise.
9870 * regclass.c: Likewise.
9871 * regmove.c: Likewise.
9872 * reload.c: Likewise.
9873 * reload1.c: Likewise.
9874 * reorg.c: Likewise.
9875 * resource.c: Likewise.
9877 * stor-layout.c: Likewise.
9878 * toplev.c: Likewise.
9880 * unroll.c: Likewise.
9881 * genattrtab.c (main): Make generated file include "tm_p.h".
9882 * genemit.c (main): Likewise.
9883 * genoutput.c (main): Likewise.
9884 * genrecog.c (main): Likewise.
9886 * i386.h: Delete all prototypes.
9887 * i386.c: Include "tm_p.h".
9888 (ix86_attr_length_default): Call constant_call_address_operand
9889 with correct number of arguments.
9890 * i386-protos.h: New file.
9891 * i386.md (unnamed patterns): Call constant_call_address_operand
9892 with correct number of arguments.
9893 (exception_receiver): Call load_pic_register with correct number
9896 Sun Sep 19 14:18:39 1999 Richard Henderson <rth@cygnus.com>
9898 * c-pragma.c (mark_align_stack): Dereference the void* properly.
9900 Sun Sep 19 09:03:40 1999 Mark Mitchell <mark@codesourcery.com>
9902 * rtl.h (insns_safe_to_move_p): New function.
9903 * loop.c (find_and_verify_loops): Use it.
9904 * rtlanal.c (insns_safe_to_move_p): Define it.
9906 Sun Sep 19 02:54:33 1999 Richard Henderson <rth@cygnus.com>
9908 * c-pragma.c: Include ggc.h.
9909 * Makefile.in (c-pragma.o): Update.
9911 Sat Sep 18 16:01:18 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
9913 * config/i386/sol2.h (CPP_SPEC): Support -[p]threads
9914 (LIB_SPEC): Likewise.
9915 (LINK_SPEC): Do not assert -z text with -shared -mimpure-text.
9916 Reindent -YP/-p/-pg.
9917 Copied from config/sparc/sol2.h.
9919 Sat Sep 18 11:52:43 1999 Richard Henderson <rth@cygnus.com>
9921 * c-pragma.c (mark_align_stack): New.
9923 * c-pragma.h (init_pragma): Declare it.
9924 * c-lex.c (init_parse): Call it.
9926 Sat Sep 18 15:20:38 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
9928 * configure.in: Pick up thread library on Solaris/x86 just
9929 like on Solaris/sparc.
9930 * configure: Rebuilt.
9932 Sat Sep 18 11:15:58 1999 Alex Samuel <samuel@codesourcery.com>
9934 * rtl.h (global_rtx_index): New enum.
9935 (global_rtl): Change to array of rtx.
9936 (pc_rtx, cc0_rtx): Redefine accordingly.
9937 (cc0_rtx, stack_pointer_rtx, frame_pointer_rtx): Likewise.
9938 (hard_frame_pointer_rtx, arg_pointer_rtx): Likewise.
9939 (virtual_incoming_args_rtx, virtual_stack_vars_rtx): Likewise.
9940 (virtual_outgoing_args_rtx, virtual_cfa): Likewise.
9941 (const_int_rtx): Change to array of rtx.
9942 (const0_rtx, const1_rtx, const2_rtx, constm1_rtx): Redefine
9944 * emit-rtl.c (global_rtl): Change to array of rtx.
9945 (const_int_rtx): Change to aray of rtx.
9946 (gen_rtx_CONST_INT): Redefine accordingly.
9947 (init_emit_once): Allocate and initialize global_rtl. Likewise
9948 for const_int_rtx. Add both as GC roots.
9949 * genattrtab.c (global_rtl): Update declaration.
9951 1999-09-17 Ulrich Drepper <drepper@cygnus.com>
9953 * Makefile (USER_H): Add iso646.h back.
9955 Sat Sep 18 01:07:21 1999 Jeffrey A Law (law@cygnus.com)
9957 * haifa-sched.c (sched_analyze): Use free_INSN_LIST_list instead of
9958 zapping the LOG_LINKS of sched_before_next_call.
9960 * pa.h (INSN_SETS_ARE_DELAYED): Delete.
9961 * pa.c (insn_refs_are_delayed): Renamed from
9962 insn_sets_and_refs_are_delayed.
9964 Fri Sep 17 15:19:01 1999 Mark Mitchell <mark@codesourcery.com>
9966 * functiion.h (struct function): Add x_whole_function_mode_p.
9967 (retrofit_block): Declare.
9968 * function.c (retrofit_block): New function.
9969 (identify_blocks): Add assertions. Allow an incomplete set of
9970 block notes if we're still generating code for the function.
9971 * integrate.c: Include loop.h.
9972 (expand_inline_function): Call find_loop_tree_blocks to map block
9973 notes to blocks when in whole-function mode. Use retrofit_block
9974 to insert new BLOCKs for the inlined function, rather than
9976 * stmt.c (expand_fixup): Likewise. Don't use pushlevel/polevel.
9977 * Makefile.in (integrate.o): Depend on loop.h.
9979 Fri Sep 17 15:11:20 1999 Mark Mitchell <mark@codesourcery.com>
9981 * tree.h (warn_about_unused_variables): Declare.
9982 * stmt.c (warn_about_unused_variables): New function, split out
9984 (expand_end_bindings): Here.
9986 Fri Sep 17 15:07:37 1999 Mark Mitchell <mark@codesourcery.com>
9988 * stmt.c (preserve_subexpressions_p): Don't crash when
9989 current_function->stmt is unset.
9991 Fri Sep 17 15:03:16 1999 Mark Mitchell <mark@codesourcery.com>
9993 * stmt.c (expand_start_bindings): Allow callers to pass a flag
9994 indicating that no NOTE_INSN_BLOCK_BEG note is required.
9995 (expand_start_target_temps): Use it.
9996 * except.c (expand_eh_region_start_for_decl): Likewise.
9997 * expr.c (expand_expr): Likewise.
9999 Fri Sep 17 15:05:27 1999 Gavin Romig-Koch <gavin@cygnus.com>
10001 * fold-const.c (operand_equal_p): Pay attention to side effects.
10003 Fri Sep 17 11:14:17 1999 Jason Merrill <jason@yorick.cygnus.com>
10005 * libgcc2.c (L_exit): Check for ON_EXIT, not HAVE_ON_EXIT.
10006 * sparc/sunos4.h (HAVE_ON_EXIT): Remove.
10008 * tlink.c (scan_linker_output): Look for keywords before accepting
10009 a mangled name in quotes.
10011 Thu Sep 16 16:47:08 1999 Richard Henderson <rth@cygnus.com>
10013 * alpha/alpha-interix.h (DWARF2_UNWIND_INFO): Define to zero.
10014 * alpha/osf2or3.h (DWARF2_UNWIND_INFO): Likewise.
10016 Thu Sep 16 16:35:41 1999 Richard Henderson <rth@cygnus.com>
10018 * alpha.md: Revert Thu Nov 26 change that came in through the
10019 last gcc2 merge: reinstate (plus (plus ...)) reload patterns.
10020 Avoid earlyclobber when possible.
10022 Thu Sep 16 18:44:48 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10024 * libgcc2.c (__do_global_ctors): Call atexit with one arg.
10026 * sparc/sunos4.h (on_exit): Wrap prototype parameters in PARAMS().
10027 Define HAVE_ON_EXIT.
10029 Thu Sep 16 18:06:35 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10031 * system.h (CTYPE_CONV, TOUPPER, TOLOWER): New macros. Use
10032 CTYPE_CONV in all ctype macros.
10034 * cccp.c (initialize_char_syntax): Use uppercase ctype macro
10037 * cexp.y (initialize_random_junk): Likewise.
10039 * c4x.c (c4x_interrupt_function_p, c4x_handle_pragma): Likewise.
10041 * i370.c (handle_pragma): Likewise.
10043 * i370.h (ASM_OUTPUT_LABELREF, ASM_OUTPUT_ASCII): Likewise.
10045 * v850.c (override_options): Likewise.
10047 * doprint.c (_doprnt): Likewise.
10049 * fixinc/fixincl.c (main, quoted_file_exists, extract_quoted_files):
10052 * fixinc/server.c (load_data): Likewise.
10054 * fold-const.c (real_hex_to_f): Likewise.
10056 * genattr.c (write_upcase, gen_attr): Likewise.
10058 * genattrtab.c (convert_const_symbol_ref, evaluate_eq_attr,
10059 write_upcase): Likewise.
10061 * genemit.c (print_code): Likewise.
10063 * genopinit.c (gen_insn): Likewise.
10065 * genpeep.c (print_code): Likewise.
10067 * genrecog.c (print_code): Likewise.
10069 * optabs.c (init_libfuncs): Likewise.
10071 Thu Sep 16 14:03:32 1999 Mark Mitchell <mark@codesourcery.com>
10073 * haifa-sched.c (sched_analyze): Keep the list of notes organized
10075 (reemit_notes): Likewise.
10077 Thu Sep 16 11:50:52 1999 Alex Samuel <samuel@codesourcery.com>
10079 * ggc.h (ggc_root): Move to ggc-common.c.
10081 (ggc_mark_rtx, ggc_mark_tree): Change to macro.
10082 (ggc_mark_rtvec, ggc_mark_tree_varray): Declare extern.
10083 (ggc_mark_tree_hash_table, ggc_mark_string, ggc_mark): Likewise.
10084 (ggc_mark_roots, ggc_mark_rtx_children, ggc_mark_tree_children): New.
10085 * ggc-common.c (ggc_root): Move from ggc.h.
10086 (roots): Declare, static.
10087 (ggc_mark_rtx, ggc_mark_tree): Renamed to...
10088 (ggc_mark_rtx_children, ggc_mark_tree_children): Don't check for
10089 null or check/set mark bit.
10090 (ggc_mark_roots): New.
10091 * ggc-simple.c (ggc_collect): Call ggc_mark_roots.
10093 Thu Sep 16 11:37:32 1999 Richard Henderson <rth@cygnus.com>
10095 * m32r.c: Include toplev.h.
10096 (*): Add ATTRIBUTE_UNUSED as needed to arguments.
10097 (gen_compare): Rename swap_p to must_swap to match uses.
10098 Add default abort case.
10099 (m32r_output_function_epilogue): Remove unused variables.
10100 (m32r_print_operand): Use HOST_WIDE_INT_PRINT_HEX.
10101 * m32r.h (PROTO, STDIO_PROTO): Rename XPROTO; unconditionally
10102 define to empty parameter list. Update all uses.
10103 (predicate decls): Use enum machine_mode not int.
10104 * m32r.md (movsi): Call abort, not fatal_insn.
10105 (zero_branch_insn, rev_zero_branch_insn): Add default abort case.
10107 1999-09-14 Andrew Haley <aph@cygnus.com>
10109 * config/mips/mips.md (movsi_usw): if operand 1 is const_int 0,
10110 use $0 instead of 0.
10112 Thu Sep 16 10:53:36 1999 Bernd Schmidt <bernds@cygnus.co.uk>
10114 * reload1.c (order_regs_for_reload): Move hard_reg_n_uses
10115 computation out of loop over hard regs.
10117 Wed Sep 15 21:37:06 1999 Mark Mitchell <mark@codesourcery.com>
10119 * function.c (identify_blocks): Don't shadow a variable in an
10121 * integrate.c (integrate_decl_tree): Don't use pushlevel,
10122 pushdecl, or poplevel to build up the new BLOCK tree.
10123 (expand_inline_function): Likewise.
10124 (integrate_parm_decls): Likewise.
10126 Wed Sep 15 21:20:38 1999 Mark Mitchell <mark@codesourcery.com>
10128 * c-typeck.c (qualify_type): Merge qualifiers from both types.
10130 1999-09-15 Brad Lucier <lucier@math.purdue.edu>
10132 * toplev.c: Allow -f[no-]math-errno to set (clear) flag_errno_math
10133 * invoke.texi: Document this change.
10135 Wed Sep 15 17:56:00 1999 Richard Henderson <rth@cygnus.com>
10137 * emit-rtl.c (free_emit_status): Don't check DECL_DEFER_OUTPUT.
10139 (mark_emit_status): Renamed from mark_emit_state.
10140 * except.c (mark_eh_status): Renamed from mark_eh_state.
10141 Check not null before marking.
10142 (free_eh_status): New.
10143 * expr.c (mark_expr_status, free_expr_status): New.
10144 * function.c (free_machine_status): New.
10145 (free_after_parsing): New.
10146 (free_after_compilation): Move bits to free_after_parsing; call
10147 free_eh_status, free_expr_status; zero the marked members of the
10149 (prepare_function_start): No can_garbage_collect.
10150 Call init_eh_for_function.
10151 (expand_dummy_function_end): Free up current_function state.
10152 (mark_function_status): Renamed from mark_function_state.
10153 (mark_function_chain): No can_garbage_collect. Call mark_expr_status.
10154 * function.h (struct function): No can_garbage_collect.
10155 (free_machine_status, free_after_parsing): Declare.
10156 (free_eh_status, free_expr_status): Declare.
10157 * ggc.h (mark_expr_status): Declare.
10158 * stmt.c (free_stmt_status): Free the struct.
10159 (mark_stmt_status): Renamed from mark_stmt_state.
10160 (init_stmt): Don't call init_eh.
10161 (init_stmt_for_function): Don't call init_eh_for_function.
10162 * toplev.c (compile_file): Call init_eh.
10163 (rest_of_compilation): Free basic block info before ggc_collect.
10164 Call free_after_parsing; conditionally call free_after_compilation.
10165 * varasm.c (mark_varasm_status): Renamed from mark_varasm_state.
10166 Check not null before marking.
10167 (free_varasm_status): Don't check DECL_DEFER_OUTPUT. Free the struct.
10169 Wed Sep 15 17:53:16 1999 Richard Henderson <rth@cygnus.com>
10171 * c-lex.c (yylex): Initialize warn.
10173 Wed Sep 15 18:35:38 1999 Jeffrey A Law (law@cygnus.com)
10175 * pa.c (emit_move_sequence): Properly set the mode of the scratch
10176 register when performing secondary reloads for the SAR register.
10178 Wed Sep 15 15:51:52 1999 Mark Mitchell <mark@codesourcery.com>
10180 * rtl.h (NOTE_BLOCK_NUMBER): Replace with ...
10181 (NOTE_BLOCK): New macro.
10182 (NOTE_BLOCK_LIVE_RANGE_BLOCK): Remove.
10183 * function.h (identify_blocks): Change prototype.
10184 * function.c (identify_blocks): Simplify.
10185 (reorder_blocks): Likewise.
10186 * ggc-common.c (ggc_mark_rtx): Mark the BLOCK associated with a
10187 NOTE_INSN_BLOCK_{BEG,END}.
10188 * haifa-sched.c (sched_analyze): Don't put NOTE_BLOCK_NUMBER on
10189 the list of saved notes if the note isn't a
10190 NOTE_INSN_BLOCK_{BEG,END}.
10191 (move_insn1): Use NOTE_EH_HANDLER in comment, rather than
10193 (reemit_notes): Adjust recreation of notes to reflect new saved
10195 * print-rtl.c (print_rtx): Print the address of the BLOCK when
10196 printing a block note.
10197 * stmt.c (block_vector): Remove.
10198 (find_loop_tree_blocks): Simplify.
10199 (unroll_block_trees): Likewise.
10200 * tree.h (reorder_block): Change prototype.
10202 Wed Sep 15 14:39:35 1999 Jason Merrill <jason@yorick.cygnus.com>
10204 * gbl-ctors.h: Lose HAVE_ATEXIT. Don't define ON_EXIT.
10205 * libgcc2.c: Lose obsolete defn of WEAK_ALIAS.
10206 (__bb_init_func, __bb_init_prg): Use atexit instead of ON_EXIT.
10207 (__do_global_dtors): Likewise. Don't mess with _exit_dummy_decl.
10208 (atexit, exit): Simplify.
10209 * tm.texi: Document NEED_ATEXIT and ON_EXIT. Remove HAVE_ATEXIT.
10210 * config/lots: Remove defns of HAVE_ATEXIT.
10212 Wed Sep 15 10:25:12 1999 Mark Mitchell <mark@codesourcery.com>
10214 * calls.c (precompute_arguments): Fix typo in comment.
10215 * expr.c (preexpand_calls): Don't preexpand the cleanup in a
10218 Wed Sep 15 09:59:59 1999 Mark Mitchell <mark@codesourcery.com>
10220 * dsp16xx.c (override_options): Fix typos in GC root registration.
10222 Wed Sep 15 15:23:28 1999 Philip Blundell <pb@nexus.co.uk>
10224 * config/arm/linux-elf.h (MAKE_DECL_ONE_ONLY): Copy definition
10225 from config/svr4.h.
10226 (UNIQUE_SECTION_P, UNIQUE_SECTION): Likewise.
10227 (FUNCTION_PROFILER): Redefine appropriately for Linux.
10228 (CC1_SPEC): Likewise.
10230 Wed Sep 15 10:09:48 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10232 * genattr.c (main): Add extern prototype. Call return, not exit.
10233 * genattrtab.c (main): Likewise.
10234 * gencheck.c (main): Likewise.
10235 * gencodes.c (main): Likewise.
10236 * genconfig.c (main): Likewise.
10237 * genemit.c (main): Likewise.
10238 * genextract.c (main): Likewise.
10239 * genflags.c (main): Likewise.
10240 * gengenrtl.c (main): Likewise.
10241 * genopinit.c (main): Likewise.
10242 * genoutput.c (main): Likewise.
10243 * genpeep.c (main): Likewise.
10244 * genrecog.c (main): Likewise.
10246 * genattr.c (get_insn_name): Mark parameter with ATTRIBUTE_UNUSED.
10247 * genattrtab.c (get_insn_name): Likewise.
10248 * gencodes.c (get_insn_name): Likewise.
10249 * genconfig.c (get_insn_name): Likewise.
10250 * genemit.c (get_insn_name): Likewise.
10251 * genextract.c (get_insn_name): Likewise.
10252 * genflags.c (get_insn_name): Likewise.
10253 * genopinit.c (get_insn_name): Likewise.
10254 * genpeep.c (get_insn_name): Likewise.
10256 * gencheck.c (usage): Add static prototype.
10257 * genextract.c (print_path): Constify a char*.
10258 * genopinit.c (optabs): Likewise.
10259 * genoutput.c (operand_data, data, output_predicate_decls,
10260 compare_operands): Likewise.
10261 * genrecog.c (write_tree): Add default case in switch.
10263 Wed Sep 15 09:59:16 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10265 * rtl.h (get_insn_name, print_rtl_with_bb): Add prototypes.
10267 * print-rtl.c (get_insn_name): Remove prototype.
10269 * toplev.h (progname): Declare const.
10271 * toplev.c (init_decl_processing, init_obstacks, init_tree_codes,
10272 init_regs, init_optabs, init_stmt, init_reg_sets, dump_flow_info,
10273 dump_sched_info, dump_local_alloc, regset_release_memory,
10274 print_rtl, print_rtl_with_bb, rest_of_decl_compilation,
10275 error_with_file_and_line, error_with_decl, error_for_asm, error,
10276 fatal, warning_with_file_and_line, warning_with_decl, warning,
10277 pedwarn, pedwarn_with_decl, pedwarn_with_file_and_line, sorry):
10278 Remove redundant prototypes.
10280 (notice, check_lang_option, report_file_and_line, vnotice,
10281 mark_file_stack): Add static prototype.
10282 (set_fatal_function): Add prototype.
10283 (vnotice, report_file_and_line, set_fatal_function,
10284 check_lang_option): Constify a char*.
10285 (main): Prototype. Call return, not exit.
10287 Wed Sep 15 09:50:18 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10289 * aclocal.m4 (AC_GCC_C_LONG_DOUBLE): New macro.
10291 * configure.in (AC_GCC_C_LONG_DOUBLE): Call it.
10293 * gansidecl.h (HAVE_LONG_DOUBLE): Define if gcc for stage2.
10295 * ggc-simple.c (HAVE_LONG_DOUBLE): Test before using long double.
10297 Wed Sep 15 11:04:43 1999 Bernd Schmidt <bernds@cygnus.co.uk>
10299 * function.c (assign_parms): Delete arg SECOND_TIME. Don't test it,
10300 behave as if it's zero in all cases.
10301 (expand_function_start): Adjust call to assign_parms.
10302 * tree.h (assign_parms): Adjust prototype.
10303 * objc/objc-act.c (hack_method_prototype): Adjust call to
10306 Tue Sep 14 21:47:06 1999 Jeffrey A Law (law@cygnus.com)
10308 * cse.c (FIXED_BASE_PLUS_P): Do not consider referneces to
10309 arg_pointer_rtx fixed if the argument pointer register is
10311 (NONZERO_BASE_PLUS_P): Likewise.
10313 Tue Sep 14 20:26:02 1999 Richard Henderson <rth@cygnus.com>
10315 * rtl.def (match_insn, match_insn2): Remove match_insn; rename
10316 match_insn2 to match_insn.
10317 * genrecog.c (add_to_sequence): Rename MATCH_INSN2.
10319 Tue Sep 14 20:10:29 1999 Richard Henderson <rth@cygnus.com>
10321 * Makefile.in (USER_H): Remove va-foo.h.
10323 * ginclude/{va-alpha.h,va-arc.h,va-c4x.h,va-clipper.h,va-h8300.h,
10324 va-i860.h,va-i960.h,va-m32r.h,va-m88k.h,va-mips.h,va-mn10200.h,
10325 va-mn10300.h,va-pa.h,va-ppc.h,va-pyr.h,va-sh.h,va-sparc.h,
10326 va-spur.h,va-v850.h}: Remove.
10328 Tue Sep 14 19:43:16 1999 Richard Henderson <rth@cygnus.com>
10330 * sparc/sparc.md (eligible_for_return_delay): New attribute.
10331 (in_return_delay): Use it instead of match_insn.
10333 Tue Sep 14 23:05:37 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
10335 * config/alpha/va_list.h (va-alpha.h): Do not include.
10336 (__gnuc_va_list): Typedef as in varargs.h.
10338 Tue Sep 14 18:14:03 1999 Richard Henderson <rth@cygnus.com>
10340 * ggc-common.c (ggc_mark_tree): Mark DECL_SOURCE_FILE and
10341 DECL_LIVE_RANGE_RTL.
10343 Tue Sep 14 16:47:08 1999 Mark Mitchell <mark@codesourcery.com>
10345 * except.c (expand_eh_region_start_for_decl): Use NOTE_EH_HANDLER,
10346 not NOTE_BLOCK_NUMBER.
10347 (expand_eh_region_end): Likewise.
10348 (find_exception_handler_labels): Likewise.
10349 (scan_region): Likewise.
10350 (exception_optimize): Likewise.
10351 (update_rethrow_references): Likewise.
10352 (set_insn_eh_region): Likewise.
10353 * final.c (final_scan_insn): Likewise.
10354 * flow.c (make_edges): Likewise.
10355 * integrate.c (expand_inline_function): Likewise.
10356 * print-rtl.c (print_rtx): Likewise.
10358 Tue Sep 14 16:30:16 1999 Richard Henderson <rth@cygnus.com>
10360 * ginclude/stdarg.h, ginclude/varargs.h: Implement in
10361 terms of builtin functions and types.
10363 * mips.c (mips_build_va_list): New.
10364 (mips_va_start, mips_va_arg): New.
10365 * mips.h (BUILD_VA_LIST_TYPE): New.
10366 (EXPAND_BUILTIN_VA_START, EXPAND_BUILTIN_VA_ARG): New.
10368 * sh.c (sh_builtin_saveregs): Use get_varargs_alias_set.
10369 (sh_build_va_list, sh_va_start, sh_va_arg): New.
10370 * sh.h (BUILD_VA_LIST_TYPE): New.
10371 (EXPAND_BUILTIN_VA_START, EXPAND_BUILTIN_VA_ARG): New.
10373 Tue Sep 14 16:20:24 1999 Richard Henderson <rth@cygnus.com>
10375 * recog.h (struct recog_data): Make dup_num, operand_address_p,
10376 n_operands, n_dups, n_alternatives `char' instead of `unsigned char'.
10377 (struct insn_data): Likewise with n_operands, n_dups,
10378 n_alternatives, output_format.
10379 * regclass.c (scan_one_insn): Cast n_operands to int before
10380 arithmetic inside comparison.
10382 Tue Sep 14 15:13:36 1999 Richard Henderson <rth@cygnus.com>
10384 * toplev.c (compile_function): Unconditionally emit nop.
10386 Tue Sep 14 14:41:47 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10388 * haifa-sched.c (actual_hazard): Move declaration of variable
10389 `this_cost' into the scope where it is used.
10391 Tue Sep 14 14:14:28 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10393 * c-pragma.c (handle_pragma_token): Wrap variables `name' and
10394 `value' in HANDLE_PRAGMA_WEAK. Wrap variable `align' in
10395 HANDLE_PRAGMA_PACK||HANDLE_PRAGMA_PACK_PUSH_POP.
10397 * genrecog.c (make_insn_sequence): Call memset, not bzero.
10399 * jump.c (find_insert_position): Don't declare or define unless
10400 !HAVE_conditional_arithmetic.
10401 (returnjump_p_1, delete_prior_computation): Add static prototypes.
10403 * mips-tdump.c (fatal, fancy_abort, main): Add extern prototypes.
10405 * recog.c (offsettable_address_p): Prototype function pointer.
10406 (preprocess_constraints): Call memset, not bzero.
10408 * tree.c (tree_node_kind_names): Constify a char*. Make static.
10409 (gcc_obstack_init): Don't declare.
10410 (fix_sizetype): Add static prototype.
10411 (gcc_obstack_init): Use prototype casts in call to _obstack_begin.
10412 (tree_cons): Call memset, not bzero.
10414 * varasm.c (remove_from_pending_weak_list): Wrap declaration and
10415 definition in macro ASM_WEAKEN_LABEL.
10416 (mark_const_hash_entry): Add static prototype.
10418 Tue Sep 14 12:22:50 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10420 * c-lex.c (handle_generic_pragma): Remove unused variable `c'.
10422 * unroll.c (find_common_reg_term, subtract_reg_term,
10423 loop_find_equiv_value): Add static prototypes.
10424 (unroll_loop): Wrap variable `prev' in macro HAVE_cc0.
10425 (copy_loop_body): Remove unreachable break statement.
10427 * sparc.c (sparc_va_arg): Remove unused variable `tmp'.
10429 * sparc.h (sparc_va_start, sparc_va_arg): Add extern prototypes.
10431 Tue Sep 14 15:28:00 1999 Bernd Schmidt <bernds@cygnus.co.uk>
10433 Undo some changes from the gcc2 merge:
10434 * rtl.def (CONSTANT_P_RTX): Fix the comment for this rtx code.
10435 * emit-rtl.c (gen_rtx_REG): Don't test special reg rtx's for null
10439 Sat Oct 3 07:20:28 1998 Stephen L Moshier <moshier@world.std.com>
10440 * emit-rtl.c (gen_lowpart_common): Disable optimization of
10441 initialized float-int union if the value is a NaN.
10443 Tue Sep 14 04:03:44 1999 Mumit Khan <khan@xraylith.wisc.edu>
10445 * gthr-win32.h: New file.
10447 * i386/winnt.c (i386_pe_valid_decl_attribute_p): Recognize
10448 shared as a valid attribute.
10449 * i386/cygwin.h (ASM_OUTPUT_SECTION): Handle shared attribute.
10450 * extend.texi: Document `shared' variable attribute.
10452 Tue Sep 14 04:01:46 1999 Loren Rittle <ljrittle@acm.org>
10454 * configure.in: Handle --enable-threads on FreeBSD.
10455 * configure: Rebuit.
10457 Tue Sep 14 03:58:44 1999 Andreas Jaeger <aj@arthur.rhein-neckar.de>
10459 * configure.in: Add crtbeginS.o, crtendS.o for mips-linux; add
10461 * configure: Rebuilt.
10463 Tue Sep 14 03:47:23 1999 Joel Sherrill <joel@OARcorp.com>
10464 Charles-Antoine Gauthier <charles.gauthier@iit.nrc.ca>
10465 Rosimildo DaSilva <rdasilva@connecttel.com>
10467 * configure.in (m68k-*-rtemscoff*): Added.
10468 * configure.in (mips64orion-*-rtems*): Converted to ELF.
10469 * configure.in (sparc-*-rtemsaout*): Added as alias for old
10470 sparc-rtems configuration.
10471 * configure.in (sparc-*-rtemself*): Added.
10472 * configure.in (sparc-*-rtems*): Now ELF not a.out.
10473 * config/i386/rtems.h: Added comment.
10474 * config/sparc/rtemself.h: New file.
10476 * configure.in (m68k-rtemself): Added.
10477 * config/elfos.h: Added ifndef wrapper for DWARF2_DEBUGGING_INFO
10478 and DWARF_DEBUGGING_INFO.
10479 * config/m68k/crti.s: New file.
10480 * config/m68k/crtn.s: New file.
10481 * config/m68k/t-crtstuff: New file.
10482 * config/m68k/rtemself.h: New file.
10484 * configure.in (i[[34567]]86-*-rtemself*): Now uses crtstuff for
10485 global ctor/dtor and C++ exception handling.
10486 * config/i386/rtemself.h: Now uses crtstuff (crti.o + crtbegin.o)
10487 for STARTFILE_SPEC and crtstuff (crtend.o + crtn.o) for
10489 * config/i386/t-rtems-i386: New File.
10491 Tue Sep 14 09:47:41 1999 Andreas Schwab <schwab@suse.de>
10493 * stmt.c (expand_end_case): Return right away if the case stack is
10496 Tue Sep 14 01:47:19 1999 Jeffrey A Law (law@cygnus.com)
10498 * Makefile.in (version.c): Remove rule incorrectly brought in from
10501 Tue Sep 14 01:42:27 1999 Marc Espie <espie@cvs.openbsd.org>
10503 * Makefile.in: Prepend $(SHELL) to move-if-change calls.
10504 * msdos/top.sed: Take into account a prepended $(SHELL) to
10506 * winnt/config-nt.sed: Likewise. Kill bogus substitution.
10508 * objc/Make-lang.in: Prepend $(SHELL) to move-if-change calls.
10510 Tue Sep 14 01:38:52 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10512 * regmove.c (fixup_match_1): Don't change an unchanging register.
10513 (stable_but_for_p): Renamed to:
10514 (stable_and_no_regs_but_for_p). Reject unchanging registers too.
10515 Changed all callers.
10517 Tue Sep 14 01:33:15 1999 Andreas Schwab <schwab@suse.de>
10519 * loop.c (strength_reduce): Don't call reg_used_between_p if the
10520 insn from BL2 is after the insn from BL.
10522 Mon Sep 13 21:06:01 1999 Richard Henderson <rth@cygnus.com>
10524 * recog.h (INSN_OUTPUT_FORMAT_*): New.
10525 (struct insn_data): Merge `template' and `outfun' into `output'.
10526 Add `output_format'.
10527 * genoutput.c (INSN_OUTPUT_FORMAT_*): New.
10528 (struct data): Remove `outfun'; add `output_format'.
10529 (name_for_index): Remove declaration.
10530 (output_insn_data): Handle output formats.
10531 (process_template): Emit the bare array for @.
10532 (gen_expand, gen_split): Set output_format to NONE.
10533 * output.h (get_insn_template): Declare.
10534 * final.c (get_insn_template): New.
10535 (final_scan_insn): Use it.
10536 * toplev.c (compile_file): Likewise.
10538 * c4x/c4x.c (c4x_process_after_reload): Likewise.
10539 * i860/i860.c (output_delayed_branch): Likewise.
10540 (output_delay_insn): Likewise.
10542 1999-09-13 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
10544 * rtl.c (obstack_alloc_rtx): Removed.
10546 1999-09-13 17:03 -0700 Zack Weinberg <zack@bitmover.com>
10548 * config/gmicro/gmicro.md: Disable move DF->DI anonymous pattern.
10550 Mon Sep 13 15:21:46 1999 Richard Henderson <rth@cygnus.com>
10552 * i386.c (call_insn_operand): Reject const_int.
10553 (expander_call_insn_operand): Use call_insn_operand.
10555 Mon Sep 13 17:44:28 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10557 * gcc.c (getrusage): Wrap prototype arguments in PROTO().
10559 1999-09-13 12:18 -0700 Zack Weinberg <zack@bitmover.com>
10561 * config/i370/i370.md (mulsi, divsi, modsi anonymous insns):
10562 Use DImode operation.
10564 1999-09-13 12:13 -0700 Zack Weinberg <zack@bitmover.com>
10566 * gcc.c: Include sys/resource.h.
10567 (report_times): New flag.
10568 (execute): If report_times is set, calculate and report the
10569 CPU time consumed by each subprocess.
10571 (rus, prus): New globals.
10572 (option_map): Add --time.
10573 (display_help): Document -time.
10574 (process_command): Set report_times if -time is given.
10575 Turn off -pipe if -time is given.
10577 * invoke.texi: Document new option -time.
10579 * configure.in: Check for getrusage. Check if we have to
10580 prototype getrusage.
10581 * acconfig.h: Add NEED_DECLARATION_GETRUSAGE.
10582 * configure: Regenerate.
10583 * config.in: Regenerate.
10585 Mon Sep 13 12:57:06 1999 Dave Brolley <brolley@cygnus.com>
10587 * cppinit.c (append_include_chain): Initialize 'next' and 'alloc'
10590 Mon Sep 13 10:01:33 1999 Nick Clifton <nickc@cygnus.com>
10592 * config/fp-bit.c: Define L_thenan_sf or L_thenan_df (as
10593 appropriate) if FINE_GRAINED_LIBRARIES is not defined.
10594 (nan): Return _thenan_sf or _thenan_df as appropriate.
10595 (L_thenan_sf): Define _thenan_sf.
10596 (L_thenan_df): Define _thenan_df.
10598 * Makefile.in (FPBIT_FUNCS): Add _thenan_sf.
10599 (DPBIT_FUNCS): Add _thenan_df.
10601 Mon Sep 13 09:38:53 1999 Andreas Schwab <schwab@suse.de>
10603 * tree.c (fix_sizetype): Exchange the types for TYPE_SIZE and
10606 Sun Sep 12 23:28:20 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10608 * Makefile.in (gcc.o, gccspec.o, cppspec.o): Depend on gcc.h.
10611 (lang_specific_driver): Don't take a function pointer parameter.
10612 All callers changed.
10614 * gcc.c: Include gcc.h.
10615 (do_spec, fancy_abort,lang_specific_driver,lang_specific_pre_link,
10616 lang_specific_extra_outfiles, fatal): Don't declare.
10617 (multilib_defaults_raw): Constify.
10618 (read_specs): Call memset, rather than bzero.
10619 (main): Call return, not exit.
10620 (lookup_compiler): Call memcpy, not bcopy.
10621 (fatal): Make extern.
10623 * cppspec.c: Include gcc.h.
10624 (lang_specific_driver): Initialize variable `quote'. Constify a
10625 char*. All calls to the function pointer parameter now
10626 explicitly call `fatal'.
10628 * gccspec.c (lang_specific_driver): Include gcc.h.
10630 Sun Sep 12 19:52:10 1999 Richard Earnshaw <rearnsha@arm.com>
10632 * arm.c (note_invalid_constants): Use recog_data.operand_type
10635 Sun Sep 12 15:53:20 1999 Bernd Schmidt <bernds@cygnus.co.uk>
10637 * tree.h (build_common_tree_nodes, build_common_tree_nodes_2):
10640 * reload.h (reload_in, reload_out, reload_in_reg, reload_out_reg,
10641 reload_reg_class, reload_inmode, reload_outmode, reload_optional,
10642 reload_nongroup, reload_inc, reload_opnum, reload_secondary_p,
10643 reload_secondary_in_reload, reload_secondary_out_reload,
10644 reload_secondary_in_icode, reload_secondary_out_icode,
10645 reload_reg_rtx, reload_when_needed): Delete declarations.
10646 (struct reload): New structure.
10647 (rld): Declare new array.
10648 * reload.c (reload_in, reload_out, reload_in_reg, reload_out_reg,
10649 reload_reg_class, reload_inmode, reload_outmode, reload_optional,
10650 reload_nongroup, reload_inc, reload_opnum, reload_secondary_p,
10651 reload_secondary_in_reload, reload_secondary_out_reload,
10652 reload_secondary_in_icode, reload_secondary_out_icode,
10653 reload_reg_rtx, reload_when_needed): Delete definitions.
10655 (whole file): Replace uses of the deleted arrays with uses of rld.
10656 * reload1.c (whole file): Replace uses of the deleted arrays with
10658 (choose_reload_regs): Copy in/out of save_reload_reg_rtx with
10659 explicit loops, not with bcopy.
10661 Sun Sep 12 05:00:24 1999 Richard Henderson <rth@cygnus.com>
10663 * recog.h (insn_template, insn_outfun, insn_n_operands, insn_n_dups,
10664 insn_n_alternatives, insn_operand_constraint, insn_operand_address_p,
10665 insn_operand_mode, insn_operand_strict_low, insn_operand_predicate,
10666 insn_name): Delete and consolidate into new structures.
10667 (insn_operand_predicate_fn): New.
10668 (insn_output_fn): New.
10669 (insn_gen_fn): New.
10670 (struct insn_operand_data): New.
10671 (struct insn_data): New.
10673 (OUT_FCN): Update for insn_data change.
10674 * builtins.c (expand_builtin_strlen): Likewise.
10675 (expand_builtin_memcmp): Likewise.
10676 * combine.c (make_extraction, simplify_comparison): Likewise.
10677 * cse.c (canon_reg, cse_insn): Likewise.
10678 * explow.c (allocate_dynamic_stack_space, probe_stack_range): Likewise.
10679 * expmed.c (store_bit_field, extract_bit_field): Likewise.
10680 (emit_store_flag): Likewise.
10681 * expr.c (convert_move, emit_block_move): Likewise.
10682 (clear_storage, emit_push_insn, expand_increment): Likewise.
10683 (do_store_flag): Likewise.
10684 * expr.h (GEN_FCN): Likewise.
10685 (insn_gen_function): Die.
10686 * final.c (final_scan_insn): Update for insn_data change.
10687 (output_asm_name): Likewise.
10688 * function.c (fixup_var_refs_1): Likewise.
10689 * loop.c (check_dbra_loop): Likewise.
10690 * optabs.c (expand_binop, expand_twoval_binop): Likewise.
10691 (expand_unop, expand_complex_abs, emit_unop_insn): Likewise.
10692 (prepare_cmp_insn, prepare_operand, emit_indirect_jump): Likewise.
10693 (emit_conditional_move, gen_add2_insn, gen_sub2_insn): Likewise.
10694 * recog.c (validate_replace_rtx_1, extract_insn): Likewise.
10695 * regmove.c (gen_add3_insn): Likewise.
10696 * reload.c (push_secondary_reload, combine_reloads): Likewise.
10697 (find_reloads, find_reloads_address_1): Likewise.
10698 (debug_reload_to_stream): Likewise.
10699 * reload1.c (emit_reload_insns, gen_reload): Likewise.
10700 * stmt.c (expand_end_case): Likewise.
10701 * toplev.c (compile_file): Likewise.
10703 * c4x/c4x.c (c4x_process_after_reload): Likewise.
10704 * i860/i860.c (output_delayed_branch, output_delay_insn): Likewise.
10706 * print-rtl.c (insn_name_ptr): Remove declaration.
10707 (get_insn_name): Declare.
10708 (print_rtx): Use it.
10709 * genoutput.c (insn_name_ptr): Remove.
10710 (next_operand_number): New.
10711 (struct operand_data): New.
10712 (null_operand, odata, odata_end): New.
10713 (struct data): Use struct operand_data.
10714 (idata, idata_end): Renamed from insn_data and end_of_insn_data.
10715 (get_insn_name): Renamed from name_for_index.
10716 (output_prologue): Define NO_MD_PROTOTYPES.
10717 (output_predicate_decls): Break out from output_epilogue.
10718 Iterate over the operands list.
10719 (output_operand_data): Break out from output_epilogue. Emit
10720 just the operands list.
10721 (output_insn_data): Break out from output_epilogue. Emit just
10723 (output_epilogue): Remove.
10724 (output_get_insn_name): New.
10725 (constraints, op_n_alternatives, predicates, address_p): Die.
10726 (modes, strict_low, seen): Die.
10727 (scan_operands): Take new param `d' instead of writing to
10728 seven global variables.
10729 (compare_operands): New.
10730 (place_operands): New.
10731 (validate_insn_alternatives): Update for struct data change.
10732 (gen_insn): Don't zero or copy 7 global arrays. Update for
10733 scan_operands; call place_operands.
10734 (gen_peephole, gen_expand, gen_split): Likewise.
10735 (main): Update for new output routines.
10737 * genattr.c (insn_name_ptr): Remove.
10738 (get_insn_name): New function.
10739 * genattrtab.c, gencodes.c, genconfig.c, genemit.c: Likewise.
10740 * genextract.c, genflags.c, genopinit.c, genpeep.c: Likewise.
10741 * genrecog.c: Likewise.
10743 * alpha.md (adddi3): Make `pattern' array static.
10745 Sun Sep 12 22:05:21 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
10747 * config/c4x/c4x.h (c4x_rpts_cycles_string,
10748 c4x_cpu_version_string): Constify char *.
10749 * config/c4x/c4x.c (c4x_rpts_cycles_string,
10750 c4x_cpu_version_string): Likewise.
10752 Sat Sep 11 23:28:33 1999 Richard Henderson <rth@cygnus.com>
10754 * tree.c (save_tree_status): Revert 10 Sep change.
10755 (restore_tree_status): Likewise. Call obstack_free with NULL
10756 before freeing the obstack proper.
10758 Sat Sep 11 23:23:46 1999 Richard Henderson <rth@cygnus.com>
10760 * cse.c (cse_main): If gc'ing, collect around cse_basic_block.
10762 * ggc-simple.c (ggc_pop_context): Fold outstanding bytes into
10763 surrounding context.
10765 Sat Sep 11 19:52:43 1999 Mark Mitchell <mark@codesourcery.com>
10767 * tree.c (type_hash_canon): Put all types in the hash-table, when
10770 Sat Sep 11 18:37:04 1999 Richard Henderson <rth@cygnus.com>
10772 * recog.h (struct recog_data, recog_data): New.
10773 (recog_foo variables): Kill.
10774 * recog.c (recog_operand, recog_operand_loc): Kill.
10775 (recog_dup_loc, recog_dup_num, recog_n_operands): Kill.
10776 (recog_n_dups, recog_n_alternatives, recog_operand_mode): Kill.
10777 (recog_constraints, recog_op_type, recog_operand_address_p): Kill.
10778 (recog_data): Define.
10779 (extract_insn): Update all recog_foo references to use recog_data.
10780 (preprocess_constraints, constrain_operands): Likewise.
10781 * final.c (final_scan_insn, cleanup_subreg_operands): Likewise.
10782 * genattrtab.c (main): Likewise.
10783 * genextract.c (main): Likewise.
10784 * genoutput.c: Likewise.
10785 * genrecog.c (write_subroutine, main): Likewise.
10786 * local-alloc.c (block_alloc): Likewise.
10787 * reg-stack.c (record_asm_reg_life, subst_asm_stack_regs): Likewise.
10788 * regclass.c (scan_one_insn, record_reg_classes): Likewise.
10789 * regmove.c (regmove_optimize, find_matches, fixup_match_1): Likewise.
10790 * reload.c (find_reloads, find_reloads_toplev): Likewise.
10791 * reload1.c (maybe_fix_stack_asms, eliminate_regs_in_insn): Likewise.
10792 (reload_cse_simplify_operands): Likewise.
10794 * arc/arc.c (arc_final_prescan_insn): Likewise.
10795 * arm/arm.c (note_invalid_constants, arm_final_prescan_insn): Likewise.
10796 * h8300/h8300.c (notice_update_cc): Likewise.
10797 * i386/i386.c (ix86_attr_length_default, ix86_agi_dependant): Likewise.
10798 * i860/i860.c (output_delayed_branch, output_delay_insn): Likewise.
10799 * mn10200/mn10200.c (notice_update_cc): Likewise.
10800 * mn10300/mn10300.c (notice_update_cc): Likewise.
10801 * romp/romp.c (update_cc): Likewise.
10802 * sparc/sparc.c (check_pic): Likewise.
10803 * v850/v850.c (notice_update_cc): Likewise.
10805 * genemit.c (main): Don't declare recog_operand.
10807 Sat Sep 11 12:41:55 1999 Alex Samuel <samuel@codesourcery.com>
10809 * ggc.h (rtvec_def): Forward declare.
10810 (tree_node): Likewise.
10811 (ggc_root): Define.
10813 (ggc_set_mark_rtx): Add prototype.
10814 (ggc_set_mark_rtvec): Likewise.
10815 (ggc_set_mark_tree): Likewise.
10816 * ggc-simple.c (ggc_root): Don't define.
10817 (roots): Don't declare.
10818 (ggc_mark_rtx): Remove.
10819 (ggc_mark_rtvec): Likewise.
10820 (ggc_mark_tree): Likewise.
10821 (ggc_mark_varray): Likewise.
10822 (ggc_mark_tree_hash_table_entry): Likewise.
10823 (ggc_mark_tree_hash_table): Likewise.
10824 (ggc_set_mart_rtx): New function.
10825 (ggc_set_mark_rtvec): Likewise.
10826 (ggc_set_mark_tree): Likewise.
10827 (ggc_add_root): Remove.
10828 (ggc_add_rtx_root): Likewise.
10829 (ggc_remove_tree_root): Likewise.
10830 (ggc_add_string_root): Likewise.
10831 (ggc_add_tree_varray_root): Likewise.
10832 (ggc_add_tree_hash_table_root): Likewise.
10833 (ggc_del_root): Likewise.
10834 (ggc_mark_rtx_ptr): Likewise.
10835 (ggc_mark_tree_ptr): Likewise.
10836 (ggc_mark_string_ptr): Likewise.
10837 (ggc_mark_tree_varray_ptr): Likewise.
10838 (ggc_mark_tree_hash_table_ptr): Likewise.
10839 * ggc-common.c: New file.
10840 * Makefile.in (OBJS): Add ggc-common.o.
10841 (ggc-common.o): List dependencies.
10843 1999-09-10 22:37 -0700 Zack Weinberg <zack@bitmover.com>
10845 * cppalloc.c (xstrdup): Use memcpy.
10846 * cpperror.c (cpp_print_containing_files): Don't use
10848 * cpplib.c (conditional_skip): Set temp->lineno.
10849 (do_endif): Make error message less obscure.
10850 (if_directive_name): New function.
10851 (cpp_get_token [case EOF]): Unwind the if stack and generate
10852 error messages for each unterminated conditional in this file.
10853 (parse_string): Do not behave differently if -traditional.
10855 Fri Sep 10 14:04:07 1999 Richard Henderson <rth@cygnus.com>
10857 * builtins.c (expand_builtin_va_arg): Cope with an array-type
10858 va_list decomposing to pointer-type.
10859 * rs6000.c (rs6000_va_start) Unwrap the ARRAY_TYPE to get at fields.
10860 (rs6000_va_arg): Likewise.
10862 Fri Sep 10 13:21:21 1999 Jim Wilson <wilson@cygnus.com>
10864 * except.c (start_dynamic_handler): Compute size using
10865 STACK_SAVEAREA_MODE.
10867 Fri Sep 10 16:01:23 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10869 * protoize.c: Remove various __STDC__ and POSIX hacks. Don't
10870 include directory headers. Don't define strrchr. Don't provide
10871 my_* replacement functions. Prefer PTR over `pointer_type'.
10872 Don't prototype system functions. Don't redefine getopt.
10874 (shortpath, fancy_abort, notice, savestring, dupnstr, substr,
10875 safe_read, safe_write, save_pointers, restore_pointers,
10876 is_id_char, in_system_include_dir, directory_specified_p,
10877 file_excluded_p, unexpand_if_needed, abspath, check_aux_info,
10878 find_corresponding_lparen, referenced_file_is_newer,
10879 save_def_or_dec, munge_compile_params, gen_aux_info_file,
10880 process_aux_info_file, identify_lineno, check_source,
10881 seek_to_line, forward_to_next_token_char, output_bytes,
10882 output_string, output_up_to, other_variable_style_function,
10883 find_rightmost_formals_list, do_cleaning, careful_find_l_paren,
10884 do_processing, is_syscalls_file, rename_c_file, find_extern_def,
10885 find_static_definition, connect_defs_and_decs, add_local_decl,
10886 add_global_decls, needs_to_be_converted, visit_each_hash_node,
10887 add_symbol, lookup, free_def_dec, find_file, reverse_def_dec_list,
10888 edit_fn_declaration, edit_formals_lists, edit_fn_definition,
10889 scan_for_missed_items, edit_file, string_list_cons): Add static
10891 (standard_exec_prefix, target_machine, target_version,
10892 default_syscalls_dir, string_list, string_list_cons, find_file,
10893 do_cleaning): Constify a char*.
10894 (safe_read, safe_write): Use PTR, not a char*.
10895 (is_id_char): Take an int, not a char.
10896 (main): Add prototype. Call return, not exit.
10898 Fri Sep 10 16:48:26 1999 Andrew Haley <aph@cygnus.com>
10900 * tree.c (type_hash_lookup): Check for equal TYPE_ALIGN fields
10901 when comparing types.
10903 Fri Sep 10 08:43:32 1999 Richard Henderson <rth@cygnus.com>
10905 * loop.c (basic_induction_var): Typo NULL_RTX -> NULL.
10906 (strength_reduce): Release the varrays from the no-bivs early exit.
10908 * reload1.c (order_regs_for_reload): Init hard_reg_n_uses before
10909 the loop over the registers.
10911 * tree.c (save_tree_status): Set maybepermanent_firstobj NULL
10913 (restore_tree_status): Check that instead when freeing the obstack.
10915 Wed Sep 8 16:12:04 1999 Andrew Haley <aph@cygnus.com>
10917 * alias.c (rtx_equal_for_memref_p): Allow CONST_DOUBLEs to be used
10920 Fri Sep 10 11:58:55 1999 Bernd Schmidt <bernds@cygnus.co.uk>
10922 * i386.md (ashlqi3): For NON_QI_REG_P regs, use sall. Fix some
10923 operand size modifiers.
10925 Fri Sep 10 10:32:32 1999 Bernd Schmidt <bernds@cygnus.co.uk>
10927 * c-common.c (c_common_nodes_and_builtins): Don't build
10929 * c-common.h (enum c_tree_index and related accesor macros): Remove
10930 everything now declared in tree.h.
10931 * c-decl.c (CHAR_TYPE_SIZE, SHORT_TYPE_SIZE, INT_TYPE_SIZE,
10932 LONG_TYPE_SIZE, LONG_LONG_TYPE_SIZE, WCHAR_UNSIGNED, FLOAT_TYPE_SIZE,
10933 DOUBLE_TYPE_SIZE, LONG_DOUBLE_TYPE_SIZE): Don't provide defaults.
10934 (error_mark_node, void_type_node, char_type_node, integer_type_node,
10935 unsigned_type_node, ptr_type_node, va_list_type_node,
10936 integer_zero_node, null_pointer_node, integer_one_node): Delete.
10937 (init_decl_processing): Call build_common_tree_nodes and
10938 build_common_tree_nodes_2 instead of building their nodes here.
10939 Don't add roots for these nodes.
10940 * stor-layout.c (size_zero_node, size_one_node): Delete.
10941 (set_sizetype): Make a new node for bitsizetype each time.
10942 * tree.c (global_trees): New variable.
10943 (init_obstacks): Add a gc root for it.
10944 (CHAR_TYPE_SIZE, SHORT_TYPE_SIZE, INT_TYPE_SIZE,
10945 LONG_TYPE_SIZE, LONG_LONG_TYPE_SIZE, FLOAT_TYPE_SIZE,
10946 DOUBLE_TYPE_SIZE, LONG_DOUBLE_TYPE_SIZE): Provide defaults.
10947 (build_common_tree_nodes): New function.
10948 (fix_sizetype): New function.
10949 (build_common_tree_nodes_2): New function.
10950 * tree.h (enum tree_index): New.
10951 (global_trees): Declare.
10952 Add accessor macros for all nodes now moved to global_trees.
10953 Delete their declarations.
10955 Thu Sep 9 20:15:46 1999 Richard Henderson <rth@cygnus.com>
10957 * c-decl.c (finish_function): When processing a nested function,
10958 push and pop GC context around rest_of_compilation.
10960 Thu Sep 9 16:42:06 1999 Richard Henderson <rth@cygnus.com>
10962 * i386.c (override_options): Remove ppro, pentium2, and p2 as aliases.
10963 Default ix86_arch to PROCESSOR_I386.
10964 * i386.h (CC1_CPU_SPEC): Don't add -march=foo. Remove -mno-foo.
10965 (CPP_486_SPEC, CPP_586_SPEC, CPP_686_SPEC): Delete.
10966 (CPP_CPU_DEFAULT_SPEC): Define to __tune_foo__.
10967 (CC1_CPU_SPEC): Make -march=foo define __foo__, and provide
10968 __tune_foo__ if no -mcpu. Make -mcpu=bar define __tune_bar__.
10969 (EXTRA_SPECS): Remove deleted specs.
10971 Thu Sep 9 16:03:06 1999 Richard Henderson <rth@cygnus.com>
10973 * function.c (assign_stack_local_1): Allocate from
10974 function->x_frame_offset, not frame_offset.
10976 Thu Sep 9 14:36:31 1999 Mark Mitchell <mark@codesourcery.com>
10978 * ggc.h (lang_cleanup_tree): Remove.
10979 * gcc-simple.c (ggc_free_tree): Don't call lang_cleanup_tree.
10980 * ggc-callbacks.c (lang_cleanup_tree): Remove.
10982 * c-decl.c (finish_struct): Use ggc_alloc to allocate
10983 TYPE_LANG_SPECIFIC when garbage collecting.
10984 (lang_mark_tree): Mark TYPE_LANG_SPECIFIC.
10985 (lang_cleanup_tree): Remove.
10987 Thu Sep 9 14:23:02 1999 Jason Merrill <jason@yorick.cygnus.com>
10989 * defaults.h (EH_FRAME_SECTION, EH_FRAME_SECTION_ASM_OP): Define here.
10990 * crtstuff.c: Not here.
10991 * dwarf2out.c: Or here.
10992 * libgcc2.c (__do_global_ctors, __do_global_dtors): Handle EH frame
10995 Thu Sep 9 09:40:58 1999 Mark Mitchell <mark@codesourcery.com>
10997 * function.h (free_after_compilation): Remove decl parameter.
10998 (free_varasm_status0: Likewise.
10999 (free_emit_status): Likewise.
11000 (free_stmt_status): Likewise.
11001 (free_after_compilation): Likewise.
11002 (init_lang_status): New variable.
11003 (free_lang_status): Likewise.
11004 * emit-rtl.c (free_emit_status): Make decl parameter implicit.
11005 * function.c (init_lang_status): New variable.
11006 (free_lang_status): Likewise.
11007 (push_function_context_to): Don't set function::decl here.
11008 (free_after_copmilation): Make decl parameter implicit. Call
11009 free_lang_status if defined.
11010 (prepare_function_start): Call init_lang_status if defined.
11011 (init_function_start): Set function::decl here.
11012 * profile.c (output_func_start_profiler): Don't call pushdecl
11013 until we've actually started the function.
11014 * stmt.c (free_stmt_status): Make decl parameter implicit.
11015 * toplev.c (rest_of_compilation): Don't pass decl to
11016 free_after_compilation.
11017 * varasm.c (free_varasm_status): Likewise.
11019 Thu Sep 9 17:23:19 1999 Bernd Schmidt <bernds@cygnus.co.uk>
11021 * except.c (call_get_eh_context): Add root when allocating static
11024 Thu Sep 9 15:24:59 BST 1999 Richard Earnshaw <rearnsha@arm.com>
11026 * arm.c: Include "ggc.h".
11027 (arm_add_gc_roots): New function.
11028 (arm_override_options): Call it.
11029 (aof_pic_entry): Add a GC root for aof_pic_label when it's allocated.
11031 * arm.md (define_asm_attributes): Add a pool_range attribute.
11033 Thu Sep 9 12:32:57 BST 1999 Nathan Sidwell <nathan@acm.org>
11035 * extend.texi (Volatiles): New node.
11037 Thu Sep 9 03:37:31 1999 Richard Henderson <rth@cygnus.com>
11039 * ggc-simple.c (IS_MARKED, IGNORE_MARK): New.
11040 (GGC_ANY_MAGIC, GGC_ANY_MAGIC_MARK): New.
11041 (struct ggc_any): Replace `mark' with `magic_mark'.
11042 (ggc_alloc_string): Use memcpy, not bcopy.
11043 (ggc_alloc_any): Set magic_mark. Update bytes_alloced_since_gc.
11044 (ggc_free_{rtx,rtvec,tree,string}): Mark inline.
11045 (ggc_free_any): New.
11046 (ggc_mark_string): Use IGNORE_MARK. Calc back to struct gcc_string.
11047 (ggc_mark): Use IGNORE_MARK. Abort if magic doesn't match.
11048 (ggc_collect): Re-enable collection avoidance. Use GGC_ANY_MARK.
11049 Use IS_MARKED. Use ggc_free_any.
11051 1999-09-09 Scott Bambrough <scottb@netwinder.org>
11053 * config/arm/linux-elf.h: define NO_IMPLICIT_EXTERN_C
11055 Thu Sep 9 01:55:21 1999 Richard Henderson <rth@cygnus.com>
11057 * toplev.c (main): Always init_ggc.
11059 Wed Sep 8 23:53:22 1999 Richard Henderson <rth@cygnus.com>
11061 * except.c (find_all_handler_type_matches): Free the list if
11062 we found no matches.
11064 * combine.c (SUBST): Break out to a real function do_SUBST.
11065 (SUBST_INT): Likewise.
11066 * gcse.c (free_pre_mem): Free `temp_bitmap'.
11067 (pre_insert): Free `inserted'.
11068 * loop.c (basic_induction_var): Always set `location'.
11070 * function.c (expand_function_end): Add initial_trampoline as a root.
11071 * rtl.h (init_varasm_once): Declare.
11072 * toplev.c (compile_file): Call it.
11073 * ggc-simple.c (ggc_mark_string_ptr): New.
11074 (ggc_add_string_root): New.
11075 (ggc_collect): Disable collection avoidance temporarily.
11076 * ggc.h (ggc_add_string_root): Declare.
11077 * except.c (create_rethrow_ref): Use ggc_alloc_string.
11078 * optabs.c (init_libfuncs): Likewise.
11079 * varasm.c (named_section): Use ggc_alloc_string.
11080 (make_function_rtl): Likewise.
11081 (make_decl_rtl): Likewise.
11082 (assemble_static_space): Likewise.
11083 (assemble_trampoline_template): Likewise.
11084 (output_constant_def): Likewise.
11085 (force_const_mem): Likewise.
11086 (mark_const_hash_entry): New.
11087 (mark_pool_sym_hash_table): New.
11088 (mark_varasm_state): Use it.
11089 (init_varasm_once): New.
11091 * expr.h (init_one_libfunc): Declare.
11092 * optabs.c (init_one_libfunc): New.
11093 (init_optabs): Use it.
11094 * config/gofast.h: Likewise.
11095 * config/sparc/sol2.h (INIT_SUBTARGET_OPTABS): Likewise.
11096 * config/sparc/sparc.h (INIT_TARGET_OPTABS): Likewise.
11098 Thu Sep 9 13:46:06 1999 Geoffrey Keating <geoffk@cygnus.com>
11100 * Makefile.in (cppexp.o): Depend on cpphash.h.
11101 * cppexp.c (cpp_lex): Handle `defined (xxx)' for poisoned xxx.
11103 * cpphash.c (special_symbol): Handle plain `xxx' for poisoned xxx.
11104 * cpplib.c (do_define): Generalise to handle poisoned definitions,
11105 redefining poisoned identifiers, etc.
11106 (do_undef): Don't allow poisoned identifiers to be undefined.
11107 (do_pragma): Add #pragma poison.
11108 (do_xifdef): Handle `#ifdef xxx' for poisoned xxx.
11110 * cccp.c: Add T_POISON node type.
11111 (special_symbol): Handle `defined(xxx)' and plain `xxx' for
11113 (do_define): Generalise to handle poisoned definitions,
11114 redefining poisoned identifiers, etc.
11115 (do_undef): Don't allow poisoned identifiers to be undefined.
11116 (do_pragma): Add #pragma poison.
11117 (do_xifdef): Handle `#ifdef xxx' for poisoned xxx.
11119 * c-pragma.c (handle_pragma_token): Ignore #pragma poison.
11120 * c-pragma.h: Add ps_poison state. We now always have generic
11123 Wed Sep 8 20:30:42 1999 Mark Mitchell <mark@codesourcery.com>
11125 * ggc.h (ggc_alloc): New function.
11126 (ggc_mark): Likewise.
11127 * ggc-simple.c (ggc_any): New structure.
11128 (ggc_status): Add anys.
11129 (n_anys_collected): New variable.
11130 (ggc_alloc): Define.
11131 (ggc_mark): Likewise.
11132 (ggc_collect): Collect the anys.
11134 Wed Sep 8 20:15:14 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11136 * c-decl.c (mark_binding_level): Make static to match prototype.
11138 Wed Sep 8 16:41:27 1999 Richard Henderson <rth@cygnus.com>
11140 * flow.c (new_insn_dead_notes): Don't early out for preexisting regs.
11142 Wed Sep 8 16:07:52 1999 Richard Henderson <rth@cygnus.com>
11144 * gengenrtl.c (CONST_DOUBLE_FORMAT): Take the size REAL_ARITHMETIC
11145 will use into account. Expand the max width to 5.
11148 Wed Sep 8 16:01:14 1999 Richard Henderson <rth@cygnus.com>
11150 * ggc-simple.c (ggc_free_rtx): Poison the correct amount
11151 for the rtx length.
11153 Wed Sep 8 15:23:54 1999 Richard Henderson <rth@cygnus.com>
11155 * alpha.md (call value patterns): Remove the result predicates.
11157 Wed Sep 8 13:35:38 1999 Richard Henderson <rth@cygnus.com>
11159 * Makefile.in (stmp-fixinc): Remove extraneous exit 1 from
11162 Wed Sep 8 15:32:16 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11164 * system.h (sbrk, malloc, calloc, realloc): Backup prototypes
11165 changed from extern char *, to extern PTR. Also fix typo in
11166 NEED_DECLARATION_REALLOC test.
11168 * mips-tdump.c (malloc, calloc, realloc): Don't prototype.
11170 Wed Sep 8 11:40:47 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11172 * gansidecl.h (__attribute__, ATTRIBUTE_UNUSED_LABEL,
11173 ATTRIBUTE_UNUSED, ATTRIBUTE_NORETURN, ATTRIBUTE_PRINTF,
11174 ATTRIBUTE_PRINTF_1, ATTRIBUTE_PRINTF_2, ATTRIBUTE_PRINTF_3,
11175 ATTRIBUTE_PRINTF_4, ATTRIBUTE_PRINTF_5, GENERIC_PTR): Delete.
11177 * c-decl.c (field_decl_cmp): Use PTR instead of GENERIC_PTR.
11179 * cccp.c (pcfinclude): Likewise.
11181 * global.c (allocno_compare): Likewise.
11183 * haifa-sched.c (rank_for_schedule): Likewise.
11185 * local-alloc.c (qty_sugg_compare_1, qty_compare_1): Likewise.
11187 * reload1.c (hard_reg_use_compare, reload_reg_class_lower): Likewise.
11189 * stupid.c (stupid_reg_compare): Likewise.
11191 * tree.c (_obstack_allocated_p): Likewise.
11193 * varray.h (varray_data_tag, VARRAY_GENERIC_PTR_INIT): Likewise.
11195 1999-09-08 Bruce Korb autogen@linuxbox.com
11197 * gcc/ch/Makefile.in: Give the hapless gperf user a hint about
11198 why "gperf -F" fails.
11199 * gcc/cp/Makefile.in: ditto
11200 * gcc/Makefile.in: ditto
11201 * gcc/java/Makefile.in: ditto
11203 Wed Sep 8 04:43:22 1999 Richard Henderson <rth@cygnus.com>
11205 * lists.c: Include ggc.h.
11207 (init_EXPR_INSN_LIST_cache): Install it.
11209 * ggc-simple.c (init_ggc): Absorb the old init.
11210 (ggc_push_context): Use xcalloc.
11211 (ggc_alloc_rtx, ggc_alloc_rtvec, ggc_alloc_tree): Likewise.
11212 (ggc_collect): Add [rvts] tags to the collection stats.
11214 Wed Sep 8 11:14:25 1999 Andreas Schwab <schwab@suse.de>
11216 * cccp.c (main): Fix handling of -include and -imacros options.
11218 Wed Sep 8 02:23:08 1999 Jeffrey A Law (law@cygnus.com)
11220 * cpplib.c (cpp_push_buffer): Fix order of arguments.
11222 Wed Sep 8 04:44:09 1999 Alexandre Oliva <oliva@dcc.unicamp.br>
11224 * rtl.h (obstack_alloc_rtx): Removed, it's now static in
11227 Wed Sep 8 00:33:43 1999 Alasdair Baird <alasdair@wildcat.demon.co.uk>
11229 * flow.c (insn_dead_p): Use XEXP rather than SUBREG_REG.
11230 * haifa-sched.c (sched_analyze_1): Use XEXP rather than SUBREG_REG
11231 and SET_DEST. Update comment.
11233 Wed Sep 8 18:55:17 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
11235 * config/c4x/c4x.c: Include ggc.h.
11236 (c4x_add_gc_roots): New function.
11237 (c4x_override_options): Call c4x_add_gc_roots.
11239 Wed Sep 8 00:00:16 1999 Richard Henderson <rth@cygnus.com>
11241 * defaults.h (TARGET_ESC): Move ...
11242 * system.h: ... here, where Linas had it in the first place. Silly me.
11244 Tue Sep 7 23:46:35 1999 Linas Vepstas <linas@linas.org>
11246 * c-common.c: Use ISGRAPH, ISLOWER, toupper.
11247 * c-lex.c, cccp.c, cexp.c, cexp.y, cppexp.c, dwarf2out.c, genattr.c,
11248 genattrtab.c, genemit.c, genextract.c, genpeep.c, tree.c: Likewise.
11249 * system.h (IN_CTYPE_DOMAIN): Define to 1 if HOST_EBCDIC.
11250 * defaults.h (TARGET_ESC): Add default.
11252 Tue Sep 7 23:36:59 1999 Linas Vepstas <linas@linas.org>
11254 * configure.in: add i370-*-openedition, i370-*-mvs and
11255 i370-*-linux targets
11257 Tue Sep 7 23:31:53 1999 Mark Mitchell <mark@codesourcery.com>
11259 * dsp16xxx.c: Include ggc.h
11260 (override_options): Mark GC roots.
11261 * mn10200.c: Include ggc.h.
11262 (asm_file_start): Mark GC roots.
11263 * tahoe.c: Include ggc.h.
11264 (extensible_operand): Mark GC roots.
11266 Tue Sep 7 23:23:15 1999 Linas Vepstas <linas@linas.org>
11268 * README: Add section discussing status of ELF ABI.
11269 * i370.c: Fix misc spelling mistakes.
11270 (i370_label_scan): Updated notes, exception handling.
11271 (i370_function_prolog): Simplify ELF stack handling.
11272 * i370.h: (FIXED_REGISTERS): Free up r12 for ELF.
11273 (STACK_GROWS_DOWNWARD): ELF stack grows down.
11274 (ASM_DECLARE_FUNCTION_NAME): Fix crazy malloc size.
11275 * i370.md: (movdi): Add notes.
11276 (floatsidf2): Use stack not rtca for scratch float area.
11277 (iorsi3): Correct operand constraints.
11278 * x-oe: Restore TAROUTOPTS which are used by pax.
11280 Tue Sep 7 22:39:18 1999 Mark Mitchell <mark@codesourcery.com>
11282 * rs6000.c: Include ggc.h.
11283 (rs6000_add_gc_roots): New function.
11284 (override_options): Call it.
11286 Tue Sep 7 22:09:03 1999 Richard Henderson <rth@cygnus.com>
11288 * alpha.h (alpha_compare): New.
11289 (alpha_compare_op0, alpha_compare_op1, alpha_compare_fp_p): Remove.
11290 * alpha.c: Likewise for the definitions.
11291 (alpha_emit_conditional_branch): Update for alpha_compare.
11292 (alpha_emit_conditional_move): Likewise.
11293 * alpha.md (cmpdf, cmpdi): Likewise.
11294 (setcc patterns): Likewise. Zero alpha_compare after use.
11295 (sne): Optimize (x != 0) into (0U < x).
11297 Tue Sep 7 21:55:02 1999 Richard Henderson <rth@cygnus.com>
11299 * alpha.h (alpha_eh_epilogue_sp_ofs): Remove.
11300 (struct machine_function): Declare; add eh_epilogue_sp_ofs.
11301 (INIT_EXPANDERS): Remove.
11302 * alpha.c: Include ggc.h.
11303 (alpha_eh_epilogue_sp_ofs, alpha_return_addr_rtx): Remove.
11304 (alpha_init_machine_status, alpha_mark_machine_status): New.
11305 (override_options): Install them.
11306 (struct machine_function): Moved to alpha.h.
11307 (alpha_save_machine_status, alpha_restore_machine_status): Remove.
11308 (alpha_init_expanders): Remove.
11309 (alpha_return_addr): Adjust to use current_function->machine.
11310 (alpha_ra_ever_killed): Likewise.
11311 (alpha_expand_epilogue): Likewise.
11312 * alpha.md (eh_epilogue): Likewise.
11314 Wed Sep 8 14:34:42 1999 Ian Piumarta <piumarta@prof.inria.fr>
11315 Melissa O'Neill <oneill@cs.sfu.ca>
11316 Geoffrey Keating <geoffk@cygnus.com>
11318 * config/rs6000/rs6000.c (first_reg_to_save): Don't save fixed or
11319 call-used registers (call-saved registers must still be contiguous
11320 and end with r31, of course).
11322 Tue Sep 7 21:41:38 1999 Richard Henderson <rth@cygnus.com>
11324 * c-typeck.c (type_lists_compatible_p): Use simple_type_promotes_to.
11325 (self_promoting_type_p): Delete.
11326 (self_promoting_args_p): Move ...
11327 * c-common.c: ... here.
11328 (c_common_nodes_and_builtins): Initialize lang_type_promotes_to.
11329 (simple_type_promotes_to): New.
11330 * builtins.c (lang_type_promotes_to): New.
11331 (expand_builtin_va_arg): Use it to give diagnostic for illegal types.
11332 * c-tree.h (C_PROMOTING_INTEGER_TYPE_P): Move ...
11333 * c-common.h: ... here.
11334 (self_promoting_args_p, simple_type_promotes_to): Declare.
11335 * c-decl.c (duplicate_decls): Use simple_type_promotes_to.
11336 (grokdeclarator): Likewise.
11337 * tree.h (lang_type_promotes_to): Declare.
11339 Tue Sep 7 17:15:21 1999 Mark Mitchell <mark@codesourcery.com>
11341 Add some machine-dependent GC roots.
11342 * sparc.c: Include ggc.h.
11343 (sparc_add_gc_roots): New function.
11344 (mark_ultrasparc_pipeline_state): Likewise.
11345 (override_options): Call sparc_add_gc_roots.
11346 * pa.c: Include ggc.h.
11347 (pa_add_gc_roots): New function.
11348 (mark_deferred_plabels): Likewise.
11349 (override_options): Call pa_add_gc_roots.
11350 * mips.c: Include ggc.h.
11351 (mips_add_gc_roots): New function.
11352 (override_options): Use it.
11354 Tue Sep 7 11:39:41 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11356 * cpperror.c (cpp_file_line_for_message): Constify a char*.
11358 * cppexp.c (parse_number, parse_charconst, cpp_lex,
11359 cpp_parse_expr): Add static prototypes.
11360 (parse_charconst): Don't cast away const-ness.
11361 (token): Constify a char*.
11363 * cppfiles.c (file_name_list, include_hash, find_include_file,
11364 finclude, initialize_input_buffer): Constify a char*.
11365 (file_cleanup, find_position): Add static prototypes.
11367 * cpphash.c (macro_cleanup, macarg, timestamp, special_symbol,
11368 collect_expansion): Add static prototypes.
11369 (cpp_install, create_definition, monthnames): Constify a char*.
11371 * cpphash.h (cpp_install): Likewise.
11373 * cppinit.c (known_suffixes, default_include,
11374 dump_special_to_buffer, NAME, cpp_start_read, cpp_finish): Likewise.
11375 (base_name, dump_special_to_buffer, initialize_dependency_output):
11376 Add static prototypes.
11378 * cpplib.c (my_strerror): Constify a char*.
11379 (null_underflow, null_cleanup, skip_comment, copy_comment,
11380 copy_rest_of_line, handle_directive, pass_thru_directive,
11381 get_directive_token, read_line_number, cpp_print_file_and_line,
11382 v_cpp_error, v_cpp_warning, v_cpp_error_with_line,
11383 v_cpp_warning_with_line, detect_if_not_defined,
11384 consider_directive_while_skipping): Add static prototypes.
11385 (pass_thru_directive, check_macro_name, cpp_expand_to_buffer,
11386 cpp_pedwarn_with_file_and_line): Constify a char*.
11388 * cpplib.h (cpp_options, include_hash, progname, definition,
11389 cpp_pedwarn_with_file_and_line, cpp_expand_to_buffer,
11390 check_macro_name, cpp_pfatal_with_name, cpp_file_line_for_message,
11391 find_include_file, deps_output, include_hash): Constify a char*.
11393 * cppmain.c (progname): Constify.
11394 (main): Add prototype. Use return, not exit.
11396 * fix-header.c (fatal, add_symbols, lookup_std_proto, write_lbrac,
11397 recognized_macro, check_macro_names, read_scan_file, write_rbrac,
11398 inf_skip_spaces, inf_read_upto, inf_scan_ident, inf_scan_ident,
11399 check_protection): Add static prototype.
11401 (progname, recognized_macrom, recognized_extern): Constify a char*.
11402 (main): Add prototype.
11404 * gen-protos.c (progname): Constify a char*.
11406 Tue Sep 7 00:47:52 1999 Mark Mitchell <mark@codesourcery.com>
11408 * emit-rtl.c (free_emit_status): Take decl as a parameter.
11409 (init_emit_once): Add more GC roots.
11410 * except.c (mark_func_eh_entry): New function.
11411 (mark_eh_node): Mark false_label and rethrow_label.
11412 (init_eh): Add more GC roots.
11413 * function.c (free_after_compilation): Take decl as a paramter.
11414 Call free_stmt_status.
11415 (mark_function_state): Don't assume x_parm_reg_stack_loc is
11417 * function.h (free_after_compilation): Change prototype.
11418 (free_varasm_status): Likewise.
11419 (free_emit_status): Likewise.
11420 (free_stmt_status): New function.
11421 * ggc-simple.c (rtx, vecs, trees, strings, bytes_alloced_since_gc):
11422 Remove, replacing with ...
11423 (ggc_status): New structure.
11424 (ggc_chain): New variable.
11425 (init_gcc): Define.
11426 (ggc_push_context): New function.
11427 (ggc_pop_context): Likewise.
11428 (ggc_alloc_rtx): Adjust for use of ggc_chain.
11429 (ggc_alloc_rtvec): Likewise.
11430 (ggc_alloc_tree): Likewise.
11431 (ggc_alloc_string): Likewise.
11432 (ggc_mark_rtx): Mark NOTE_SOURCE_FILE and NOTE_RANGE_INFO.
11433 (ggc_mark_tree): Give language-dependent code a chance to mark
11435 (ggc_mark_tree_varray): Handle empty arrays.
11436 (ggc_collect): Adjust for use of ggc_chain. Clear
11437 bytes_alloced_since_last_gc.
11438 * ggc.h (ggc_pop_context): New function.
11439 (ggc_push_context): Likewise.
11440 * print-tree.c (print_node): Don't print obstacks when GC'ing.
11441 * stmt.c (free_stmt_status): New function.
11442 (init_stmt_for_function): Clear last_expr_value.
11443 * toplev.c (rest_of_compilation): Always call free_after_compilation.
11444 Conditionalize call to ggc_collect.
11445 (main): Call init_ggc.
11446 * tree.c (push_obstacks): Do the push, even when GC'ing.
11447 (push_obstacks_nochange): Likewise.
11448 (pop_obstacks): Liekwise.
11449 * varasm.c (free_varasm_status): Take decl as a parameter.
11451 Tue Sep 7 08:15:49 1999 Gavin Romig-Koch <gavin@cygnus.com>
11453 * config/mips/mips.h (MULTILIB_ENDIAN_DEFAULT) : New macro.
11454 (MULTILIB_ENDIAN_DEFAULT) : Use the new macro.
11455 * config/mips/elf64.h (MULTILIB_DEFAULTS) : Use the new macro.
11456 * config/mips/r3900.h (MULTILIB_DEFAULTS) : Use the new macro.
11458 Tue Sep 7 03:42:45 1999 Mark Klein (mklein@dis.com)
11460 * pa/x-pa-mpeix: New file for the MPE port.
11462 * pa/quadlib.asm: New file for long double support.
11464 * configure.in: Add hppa1.0-*-mpeix for MPE port.
11465 * configure: Rebuilt.
11467 Tue Sep 7 10:08:40 1999 Andreas Schwab <schwab@suse.de>
11469 * final.c (shorten_branches): Fix last change.
11471 Tue Sep 7 00:30:32 1999 Jeffrey A Law (law@cygnus.com)
11473 * pa.h (ASM_OUTPUT_DOUBLE_INT): Delete.
11475 Mon Sep 6 22:44:47 1999 Jeffrey A Law (law@cygnus.com)
11477 * Merge from gcc2 snapshot Jan 9, 1999. See FSFChangeLog for
11480 Mon Sep 6 22:31:28 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11482 * c-aux-info.c (concat): Don't define.
11484 * cccp.c (my_strerror): Likewise. All callers changed to use
11486 (do_include): Call xstrdup, not xmalloc/strcpy.
11487 (grow_outbuf): Don't check if xrealloc returns NULL, it can't.
11488 (xmalloc, xrealloc, xcalloc, xstrdup): Don't define.
11490 * collect2.c (my_strsignal): Likewise. All callers changed to use
11492 (locatelib): Call xstrdup, not xmalloc/strcpy.
11494 * 1750a.h (ASM_OUTPUT_INTERNAL_LABEL): Call xmalloc, not malloc.
11496 * dsp16xx.c (override_options): Call xstrdup, not xmalloc/strcpy.
11498 * i370.h (ASM_DECLARE_FUNCTION_NAME): Call xmalloc, not malloc.
11500 * mips.c (build_mips16_call_stub): Call xstrdup, not xmalloc/strcpy.
11502 * cppinit.c (cpp_options_init): Call xcalloc, not xmalloc/bzero.
11504 * dwarfout.c (dwarfout_init): Call concat, not xmalloc/strcpy/...
11506 * except.c (new_eh_region_entry): Call xmalloc/xrealloc, not
11508 (find_all_handler_type_matches): Likewise. Don't check return
11510 (get_new_handler, init_insn_eh_region, process_nestinfo): Call
11511 xmalloc, not malloc.
11512 (init_eh_nesting_info): Likewise. Call xcalloc, not xmalloc/bzero.
11514 * gcc.c (xstrerror, xmalloc, xrealloc): Don't define.
11515 (init_spec): Call xcalloc, not xmalloc/bzero.
11516 (set_spec): Call xstrdup, not save_string.
11517 (record_temp_file): Call xstrdup, not xmalloc/strcpy.
11518 (find_a_file): Call xstrdup, not xmalloc/strcpy.
11519 (process_command): Call xstrdup, not save_string.
11520 (main): Call xcalloc, not xmalloc/bzero.
11522 * gcov.c (xmalloc): Don't define.
11523 (create_program_flow_graph): Call xcalloc, not xmalloc/bzero.
11524 (scan_for_source_files): Call xstrdup, not xmalloc/strcpy.
11525 (output_data): Call xcalloc, not xmalloc/bzero.
11527 * haifa-sched.c (schedule_insns): Call xcalloc, not xmalloc/bzero.
11529 * mips-tdump.c (xmalloc): Don't define.
11530 (print_symbol): Call xmalloc, not malloc.
11531 (read_tfile): Call xcalloc, not calloc.
11533 * mips-tfile.c (xfree, my_strsignal, xmalloc, xcalloc, xrealloc):
11534 Don't define. All callers of xfree/my_strsignal changed to use
11535 free/strsignal instead.
11536 (allocate_cluster): Call xcalloc, not calloc.
11538 * objc/objc-act.c (lang_init): Call concat, not xmalloc/strcpy/...
11539 Fix memory leak, free allocated memory.
11541 * prefix.c (translate_name): Call xstrdup, not save_string.
11542 (update_path): Likewise.
11544 * profile.c (branch_prob): Call xstrdup, not xmalloc/strcpy.
11546 * protoize.c (xstrerror, xmalloc, xrealloc, xfree, savestring2):
11547 Don't define. Callers of xfree/savestring2 changed to use
11548 free/concat instead.
11550 * reload1.c (reload): Call xcalloc, not xmalloc/bzero.
11551 (init_elim_table): Likewise.
11553 * resource.c (init_resource_info): Likewise.
11555 * stupid.c (stupid_life_analysis): Likewise.
11557 * toplev.c (xmalloc, xcalloc, xrealloc, xstrdup): Don't define.
11558 (open_dump_file): Call concat, not xmalloc/strcpy/...
11559 (clean_dump_file): Likewise.
11560 (compile_file): Call xstrdup, not xmalloc/strcpy.
11562 Mon Sep 6 15:04:55 1999 Richard Henderson <rth@cygnus.com>
11564 * v850.h (EXPAND_BUILTIN_VA_ARG): New.
11565 * v850.c (v850_va_arg): New.
11567 Tue Sep 7 09:36:01 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
11569 * haifa-sched.c: Tidy comments.
11571 Mon Sep 6 14:30:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
11573 * Makefile.in (C_AND_OBJC_OBJS): Remove ggc-callbacks.o.
11574 (c-parse.o, c-decl.o, c-lang.o, c-lex.o, c-common.o,
11575 $(out_object_file)): Depend on ggc.h.
11576 * c-common.c: Include "ggc.h".
11577 (combine_strings): If doing GC, use ggc_alloc_string.
11578 * c-decl.c: Include "ggc.h".
11579 (ggc_p): Define with value 0.
11580 (mark_binding_level): New function.
11581 (init_decl_processing): Add GC roots.
11582 (mark_c_function_context): New function.
11583 (lang_mark_false_label_stack): New function.
11584 (lang_mark_tree): New function.
11585 (lang_cleanup_tree): New function.
11586 * c-lang.c: Include "ggc.h".
11587 (lang_init): Call c_parse_init.
11588 * c-lex.c: Include "ggc.h".
11589 (check_linenum): If doing GC, don't copy filenames to permanent
11591 * c-parse.in: Include "ggc.h".
11592 (c_parse_init): New function.
11593 * c-tree.h (c_parse_init, mark_c_function_context): Declare.
11594 * objc/Make-lang.in (objc-parse.o): Depend on ggc.h.
11596 * except.c (mark_eh_state): Mark more state.
11597 * function.c (mark_function_state): Likewise.
11598 * ggc-simple.c (ggc_alloc_rtvec): Bring in sync with non-gc version.
11599 (ggc_alloc_string) [GGC_DUMP]: Fix typo.
11600 * toplev.c (mark_file_stack): New function.
11601 (compile_file): If doing GC, use ggc_alloc_string on input filename.
11602 (main): Add root for input_file_stack.
11604 * i386.c: Include "ggc.h".
11605 (ix86_mark_machine_status): New function.
11606 (override_options): Set mark_machine_status.
11608 Mon Sep 6 15:26:23 1999 Bernd Schmidt <bernds@cygnus.co.uk>
11610 * tree.c (copy_node): Copy node contents also if doing GC.
11612 Mon Sep 6 08:42:06 1999 Alexandre Oliva <oliva@dcc.unicamp.br>
11614 * collect2.c (scan_libraries): Fix double-thinko :-).
11616 Mon Sep 6 02:42:36 1999 Jeffrey A Law (law@cygnus.com)
11618 * collect2.c (scan_libraries): Fix thinko.
11620 * cse.c (delete_trivially_dead_insns): Do not skip the last
11621 insn if it is a real insn.
11623 Sun Sep 5 18:57:42 1999 Mark Mitchell <mark@codesourcery.com>
11625 * Makefile.in (ggc-simple.o): Depend on hash.h.
11626 * ggc.h (ggc_add_tree_hash_table_root): Declare.
11627 (ggc_mark_tree_varray): Likewise.
11628 (ggc_mark_tree_hash_table): Likewise.
11629 * ggc-simple.c: Include hash.h.
11630 (ggc_mark_tree_hash_table_ptr): New function.
11631 (ggc_mark_tree_hash_table_entry): Likewise.
11632 (ggc_mark_tree_hash_table): Likewise.
11633 (ggc_add_tree_hash_table_root): Likewise.
11634 * varray.h (const_equiv_data): Use struct rtx_def *, rather than
11635 rtx, when defining fields.
11637 Sun Sep 5 18:57:42 1999 Bernd Schmidt <crux@pool.informatik.rwth-aachen.de>
11639 * profile.c (output_func_start_profiler): Remove apparently
11640 nonsensical call to start_sequence.
11642 Sun Sep 5 17:34:33 1999 Richard Henderson <rth@cygnus.com>
11644 * clipper/clipper.c (clipper_va_start): Fix typos.
11646 * pyr/pyr.c (pyr_build_va_list, pyr_va_start, pyr_va_arg): New stubs.
11647 * spur/spur.c (spur_build_va_list, spur_va_start): New stubs.
11648 (spur_va_arg): New stub.
11650 * configure.in: Comment out pyramid.
11652 Sun Sep 5 19:11:01 1999 Michael Meissner <meissner@cygnus.com>
11654 * i386.h (MASK_{DEBUG_{ADDR,ARG},INTEL_SYNTAX}): Move so these
11655 don't conflict with the bits that win32, cygwin, and dgux
11658 Sun Sep 5 09:31:56 1999 Richard Henderson <rth@cygnus.com>
11659 Bernd Schmidt <bernds@cygnus.co.uk>
11661 * integrate.c (function_cannot_inline_p): Do not inline
11662 functions with forced labels.
11664 Sun Sep 5 00:35:17 1999 Richard Henderson <rth@cygnus.com>
11665 Bernd Schmidt <bernds@cygnus.co.uk>
11666 Mark Mitchell <mark@codesourcery.com>
11668 * Makefile.in (ggc-simple.o): Depend on varray.h.
11669 (rtl.o): Depend on ggc.h.
11670 (genattrtab.o): Depend on ggc.h.
11671 (print-tree.o): Likewise.
11672 (fold-const.o): Likewise.
11673 * emit-rtl.c (sequence_element_free_list): Remove, and all references.
11674 (make_insn_raw): Don't cache insns when GC'ing.
11675 (emit_insn_before): Likewise.
11676 (emit_insn_after): Likewise.
11677 (emit_insn): Likewise.
11678 (start_sequence): Use xmalloc to allocate the sequence_stack.
11679 (end_sequence): Add free to free it.
11680 (gen_sequence): Don't cache insns when GC'ing.
11681 (clear_emit_caches): Don't use sequence_element_free_list.
11682 (init_emit): Use xcalloc, not xmalloc+bzero.
11683 * fold-const.c (size_int_wide): Kill the cache, when GC'ing.
11684 * function.c (pop_function_context_from): Use free to free the
11685 fixup_var_refs_queue.
11686 (put_reg_into_stack): Allocate it with xmalloc.
11687 * genattrtab.c: Include ggc.h.
11688 (operate_exp): Don't use obstack_free when GC'ing.
11689 (simplify_cond): Likewise.
11690 (simplify_text_exp): Likewise.
11691 (optimize_attrs): Likewise.
11692 * gengenrtl.c (gendef): Use ggc_alloc_rtx to allocate RTL, when
11694 (gencode): Generate a #include for ggc.h.
11695 * ggc-callbacks.c (ggc_p): Define it to zero.
11696 * ggc-none.c (ggc_p): Likewise.
11697 * ggc-simple.c: Include varray.h.
11698 (ggc_mark_tree_varray): New function.
11699 (ggc_add_tree_varray_root): Likewise.
11700 (ggc_mark_tree_varray_ptr): Likewise.
11701 * ggc.h (ggc_p): Declare.
11702 (varray_head_tag): Likewise.
11703 (ggc_add_tree_varray_root): Declare.
11704 * print-tree.c (print_node): Don't check for TREE_PERMANENT
11705 inconsistencies when GC'ing.
11706 * rtl.c: Include ggc.h.
11707 (rtvec_alloc): Use ggc_alloc_rtvec when GC'ing.
11708 (rtx_alloc): Use ggc_alloc_rtx when GC'ing.
11709 (rtx_free): Don't call obstack_free when GC'ing.
11710 * toplev.c (rest_of_compilation): Call ggc_collect after every
11712 * tree.c (push_obstacks): Do nothing, if GC'ing.
11713 (pop_obstacks_nochange): Likewise.
11714 (pop_obstacks): Likewise.
11715 (make_node): Use ggc_alloc_tree when GC'ing.
11716 (copy_node): Likewise.
11717 (get_identifier): Use ggc_alloc_string when GC'ing.
11718 (build_string): Likewise.
11719 (make_tree_vec): Use ggc_alloc_tree when GC'ing.
11720 (tree_cons): Likewise.
11721 (build1): Likewise.
11722 (type_hash_canon): Don't call obstack_free when GC'ing.
11724 Sat Sep 4 21:52:32 1999 Richard Henderson <rth@cygnus.com>
11726 * haifa-sched.c (schedule_block): Use next_nonnote_insn instead
11727 of NEXT_INSN when examining speculative insns for SCHED_GROUP_P.
11729 Sat Sep 4 20:40:19 1999 Richard Henderson <rth@cygnus.com>
11730 Bernd Schmidt <bernds@cygnus.co.uk>
11731 Mark Mitchell <mark@codesourcery.com>
11733 * Makefile.in (stor-layout.o): Depend on ggc.h.
11734 (expr.o): Depend on ggc.h.
11735 (profile.o): Depend on ggc.h.
11736 (stor-layout.o): Depend on ggc.h.
11737 * emit-rtl.c (init_emit_once): Add gc roots.
11738 * expr.c: Include ggc.h.
11739 (emit_block_move): Add gc roots.
11740 (clear_storage): Likewise.
11741 * expr.h (init_stor_layout_once): New function.
11742 * profile.c: Include ggc.h.
11743 (init_arc_profiler): profiler_label is a root.
11744 * scan.c (make_sstring_space): Trust xrealloc to function
11745 correctly with first parameter NULL.
11746 * stor-layout.c: Include ggc.h.
11747 (set_sizetype): Add gc root.
11748 (init_stor_layout_once): New function.
11749 * toplev.c (compile_file): Call it.
11751 Sat Sep 4 19:26:25 1999 Richard Henderson <rth@cygnus.com>
11752 Bernd Schmidt <bernds@cygnus.co.uk>
11753 Mark Mitchell <mark@codesourcery.com>
11755 * Makefile.in (tree.o): Depend on ggc.h.
11756 (varasm.o): Likewise.
11757 (function.o): Likewise.
11758 (stmt.o): Likewise.
11759 (except.o): Likewise.
11760 (optabs.o): Likewise.
11761 (emit-rtl.o): Likewise.
11762 * emit-rtl.c: Include ggc.h.
11763 (sequence_element_free_list): Remove, and all references.
11764 (mark_sequence): New functions.
11765 (mark_emit_state): New function.
11766 * except.c: Include ggc.h.
11767 (mark_eh_node, mark_eh_stack, mark_eh_queue): New functions.
11768 (mark_tree_label_node): New functions.
11769 (mark_eh_state): New function.
11770 * function.c: Include ggc.h.
11771 (mark_temp_slot, mark_function_chain): New functions.
11772 (mark_function_state): New function.
11773 (init_function_once): New function.
11774 * function.h (init_function_once): New function.
11775 * ggc-callbacks.c (lang_mark_false_label_stack): New function.
11776 * ggc.h (label_node): Declare.
11777 (eh_status, emit_status, stmt_status, varasm_status): Likewise.
11778 (lang_mark_false_label_stack): New function.
11779 (mark_temp_slot): Remove declaration.
11780 (mark_function_chain): Likewise.
11781 (mark_eh_state): Adjust prototype.
11782 (mark_stmt_state, mark_emit_state, mark_varasm_state, mark_optab):
11784 * optabs.c: Include ggc.h.
11785 (mark_optab): New function.
11786 (init_optabs): Add gc roots.
11787 * stmt.c: Include ggc.h.
11788 (mark_cond_nesting, mark_loop_nesting): New functions.
11789 (mark_block_nesting, mark_case_nesting, mark_goto_fixup): Likewise.
11790 (mark_stmt_state): New function.
11791 * toplev.c (compile_file): Call init_function_once.
11792 * tree.c: Include ggc.h.
11793 (type_hash): Move declaration earlier in file.
11794 (TYPE_HASH_SIZE, type_hash_table): Likewise.
11795 (init_obstacks): Add gc roots.
11796 (mark_type_hash): New function.
11797 * varasm.c: Include ggc.h.
11798 (mark_pool_constant): New function.
11799 (mark_varasm_state): New function.
11801 Sat Sep 4 22:28:56 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11803 * ggc-simple.c (ggc_root, ggc_collect): Wrap prototype with PROTO.
11805 Sat Sep 4 18:01:45 1999 Bernd Schmidt <bernds@cygnus.co.uk>
11807 * c-decl.c (struct language_function): Renamed from struct c_function.
11809 (c_function_chain): Delete.
11810 (push_c_function_context): New arg F. Don't warn about nested
11811 functions here. Fill LANGUAGE elt of F. Delete code to update
11812 c_function_chain. Don't call push_function_context.
11813 (pop_c_function_context): New arg F. Restore from there instead of
11814 from c_function_chain. Don't call pop_function_context. Clear out
11815 LANGUAGE field of F when done.
11816 * c-lang.c: Include "function.h"
11817 (lang_init): Initialize save_lang_status and restore_lang_status.
11818 * c-parse.in (nested_function, nested_function_notype): Warn about
11819 nested functions. Call push_function_context/pop_function_context
11820 instead of the _c_ variants.
11821 * c-tree.h (push_c_function_context, pop_c_function_context): Update
11823 * Makefile.in (c-lang.o): Update dependencies.
11825 * emit-rtl.c (init_emit): Use xmalloc to allocate regno_reg_rtx,
11826 regno_pointer_flag, regno_pointer_align.
11827 (gen_reg_rtx): Use xrealloc to enlarge them.
11828 (free_emit_status): New function.
11829 * function.c (mark_machine_status, mark_lang_status): New variables.
11830 (assign_stack_local_1): Renamed from assign_outer_stack_local. Merge
11831 in some bits from assign_stack_local. All callers changed to use new
11833 (assign_stack_local): Just call assign_stack_local_1.
11834 (free_after_compilation): New function.
11835 (put_reg_into_stack): Simplify to always call assign_stack_local_1.
11836 (trampoline_address): Likewise.
11837 (assign_parms): Use xcalloc/xrealloc to allocate parm_reg_stack_loc.
11838 (prepare_function_start): Explicitly clear some more variables.
11839 * function.h (struct function): New elt can_garbage_collect.
11840 (mark_machine_status, mark_lang_status): Declare variables.
11841 (free_after_compilation, free_emit_status, free_varasm_status,
11842 init_varasm_status): Declare functions.
11843 * toplev.c (rest_of_compilation): Call free_after_compilation when
11844 done with the current function.
11845 * varasm.c (free_varasm_status): New function.
11847 Sat Sep 4 17:15:13 1999 Richard Henderson <rth@cygnus.com>
11849 * sparc.h (EXPAND_BUILTIN_VA_START): Define.
11850 (EXPAND_BUILTIN_VA_ARG): Define.
11851 * sparc.c (sparc_va_start): New.
11852 (sparc_va_arg): New.
11854 Sun Sep 5 11:11:59 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
11856 * config/c4x/c4x.h (DBR_OUTPUT_SEQEND): Use XVECEXP not XEXPs.
11858 Sun Sep 5 10:13:19 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
11860 * config/c4x/c4x.h (CALLER_SAVE_PROFITABLE): Disable.
11862 Sat Sep 4 13:44:01 1999 Mark Mitchell <mark@codesourcery.com>
11864 * Makefile.in (C_AND_C_OBJS): Add gcc-callbacks.o.
11865 (OBJS): Add $(GGC).
11866 (ggc-callbacks.o): New target.
11867 * ggc-callbacks.c: New file.
11869 Sat Sep 4 22:53:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
11871 * expr.h: Collapse individual optab and libfunc vars to arrays.
11872 (optab_index, libfunc_index): New enumerations.
11873 (optab_table, libfunc_table): New arrays.
11874 Add accessor macros for both.
11876 * optabs.c (optab_table, libfunc_table): New.
11877 Delete declarations for individual optab and libfunc vars.
11879 Sat Sep 4 12:57:17 1999 Richard Henderson <rth@cygnus.com>
11881 * i386/sco5.h (RETURN_POPS_ARGS): Name change ix86_return_pops_args.
11883 Sat Sep 4 11:19:52 1999 Richard Henderson <rth@cygnus.com>
11885 * Makefile.in (GGC, GGC_LIB): New.
11886 (HOST_RTL): Include ggc-none.o.
11887 (ggc-simple.o): New target.
11888 (ggc-none.o): Likewise.
11889 * tree.h (tree_common): Add gc_mark.
11890 * rtl.h (struct rtx_def): Steal a bit from code to make gc_mark.
11891 (struct rtvec_def): Add gc_mark.
11892 * emit-rtl.c (global_rtl): Update static initializers to contain
11893 enough initializers.
11894 * ggc.h, ggc-none.c, ggc-simple.c: New files.
11895 * toplev.c (gc_time): New variable.
11896 (all_time): New variable.
11897 (compile_file): Print gc time.
11898 (print_time): Calculate percentage of the whole.
11900 Sat Sep 4 13:11:01 1999 Bernd Schmidt <bernds@cygnus.co.uk>
11902 Change obstack memory management and varasm constant pool handling so
11903 that nested functions are treated like any other functions.
11904 * function.c (init_machine_status): New variable.
11905 (push_function_context_to): Set contains_functions for the outer
11906 function. Don't call save_varasm_status.
11907 (pop_function_context_from): Don't call restore_varasm_status. Don't
11908 set current_function_contains_functions.
11909 (prepare_function_start): Call init_varasm_status rather than
11910 init_const_rtx_hash_table. Call (*init_machine_status) if the pointer
11912 * function.h (struct function) Add field varasm. Delete fields
11913 inline_obstacks, inl_emit, const_rtx_hash_table, first_pool,
11914 last_pool, const_rtx_sym_hash_table, pool_offset, const_double_chain.
11915 (init_machine_status): Declare.
11916 (save_varasm_status, restore_varasm_status): Delete declarations.
11917 (save_tree_status, restore_tree_status): Delete last argument.
11918 * integrate.c (initialize_for_inline): Lose arg COPY. Delete copying
11919 code. All callers changed.
11920 (copy_decl_list, copy_decl_tree, copy_decl_rtls, copy_for_inline,
11921 save_constants_in_decl_trees, restore_constants, save_constants,
11922 save_for_inline_eh_labelmap, save_for_inline_copying): Delete
11924 (inlining): New variable.
11925 (reg_map, label_map, insn_map, orig_asm_operands_vector,
11926 copy_asm_operands_vector, copy_asm_constraints_vector): Delete
11928 (save_for_inline_nocopy): Don't save constants.
11929 Don't set inl_emit field in current_function.
11930 (expand_inline_function): Use emit field, not inl_emit, of the inlined
11931 function. Set new variable inlining before
11932 calling copy_rtx_and_substitute.
11933 (copy_rtx_and_substitute): In MEM and SYMBOL_REF cases, handle
11934 constant pool references if inlining is nonzero.
11935 Delete ADDRESS and (most of the) CONST cases.
11936 (output_inline_function): Save and restore current_function/
11937 current_function_decl. Delete restore_constants code. Don't call
11938 init_const_rtx_hash_table.
11939 * output.h (init_const_rtx_hash_table): Don't declare.
11940 * rtl.h (struct function): Declare.
11941 (get_pool_constant_for_function, get_pool_mode_for_function): Declare.
11942 * toplev.c (rest_of_compilation): Don't treat nested functions or
11943 functions containing them specially. Delete all code to deal with
11944 save_for_inline_copying.
11945 * tree.c (toplev_inline_obstacks, extra_inline_obstacks,
11946 inline_obstacks): Delete variables.
11947 (save_tree_status): Lose arg CONTEXT. All callers changed.
11948 Simply allocate a new function_maybepermanent_obstack for the new
11949 function, delete all the special cases.
11950 Don't save inline_obstacks.
11951 (restore_tree_status): Lose arg CONTEXT. All callers changed.
11952 Delete special handling for function_maybepermanent_obstack; simply
11954 Don't restore inline_obstacks.
11955 (permanent_allocation): Delete code that frees inline_obstacks.
11956 (print_inline_obstack_statistics): Delete function.
11957 (dump_tree_statistics): Don't call it.
11958 * varasm.c (struct varasm_status): New.
11959 (const_rtx_hash_table, const_rtx_sym_hash_table, first_pool,
11960 last_pool, pool_offset, const_double_chain): Delete global
11961 variables, replace with accessor macros.
11962 (immed_double_const): Don't walk const_double_chain outside a
11963 function, but don't treat nested functions specially anymore.
11964 (immed_real_const_1): Likewise.
11965 (clear_const_double_mem): Don't treat nested functions specially.
11966 (init_const_rtx_hash_table): Deleted, code moved to init_varasm_status.
11967 (save_varasm_status, restore_varasm_status): Delete functions.
11968 (init_varasm_status): New function.
11969 (force_const_mem): Don't treat nested functions specially.
11970 (find_pool_constant): Accept new arg F, search for constants in
11971 that function's pool rather than the current one. All callers
11973 (get_pool_constant_for_function, get_pool_mode_for_function): New
11976 * i386.c (init_386_machine_status): New function, mostly from
11977 clear_386_stack_locals.
11978 (struct machine_functions): Rename element names to avoid name
11980 (pic_label_rtx, pic_label_name, i386_stack_locals): New accessor
11981 macros, replacing global variables.
11982 (clear_386_stack_locals, save_386_machine_status,
11983 restore_386_machine_status): Delete functions.
11984 (override_options): Initialize init_machine_status.
11985 * i386.h (INIT_EXPANDERS): Delete macro.
11986 (save_386_machine_status, restore_386_machine_status,
11987 clear_386_stack_locals): Delete declarations.
11989 Sat Sep 4 16:56:28 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
11991 * config/c4x/c4x.md (rptb_init): Renamed from *rptb_init.
11992 (doloop_begin): Simplify pattern and use emit_jump_insn.
11993 (doloop_end): Simplify pattern, switch operand order,
11994 and use emit_jump_insn.
11996 Fri Sep 3 19:02:38 1999 Bernd Schmidt <crux@pool.informatik.rwth-aachen.de>
11998 * function.h (struct function): Add new element LANGUAGE.
11999 (save_lang_status): Declare new variable.
12000 (restore_lang_status): Likewise.
12001 * function.c (save_lang_status): Define.
12002 (restore_lang_status): Likewise.
12003 (push_function_context_to): Call language-specific save function.
12004 (pop_function_context_from): Call language-specific restore function.
12006 Fri Sep 3 01:16:18 1999 Alasdair Baird <alasdair@wildcat.demon.co.uk>
12008 * i386.md (movsf_1): Check REG_P before use of REGNO.
12009 (movdf_1): Likewise.
12010 (movxf_1): Likewise.
12011 (extendsfdf2): Likewise.
12012 (extendsfxf2): Likewise.
12013 (extenddfxf2): Likewise.
12015 Sat Sep 4 11:37:15 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
12017 * config/c4x/c4x.c (c4x_emit_move_sequence): Do not force large
12018 constants into memory.
12019 (c4x_shiftable_constant): New function.
12020 * config/c4x/c4x.c (LEGITIMATE_CONSTANT_P): Allow any CONST_INT.
12021 (c4x_shiftable_constant): Declare.
12022 * config/c4x/c4x.md (loadqi_big_constant, loadhi_big_constant,
12023 ashlqi3_noclobber): Add new patterns and associated splitters.
12025 Fri Sep 3 16:22:17 1999 Richard Henderson <rth@cygnus.com>
12027 * dbxout.c (dbxout_init): Use xcalloc instead of xmalloc+bzero.
12028 * dwarf2out.c (dwarf2out_frame_init): Likewise.
12029 * final.c (shorten_branches): Likewise.
12030 * global.c (global_alloc): Likewise.
12031 * haifa-sched.c (build_control_flow): Likewise.
12032 * stmt.c (check_for_full_enumeration_handling): Likewise.
12033 (estimate_case_costs): Likewise.
12035 Fri Sep 3 15:49:56 1999 Mark Mitchell <mark@codesourcery.com>
12037 * rtl.h (RTL_CHECKC2): Fix typo in last change.
12039 Fri Sep 3 15:13:34 1999 Richard Henderson <rth@cygnus.com>
12041 * flow.c (propagate_block): Use XEXP not SET_DEST for a USE.
12042 (recompute_reg_usage): Likewise.
12043 * rtlanal.c (find_regno_fusage): Likewise.
12045 * rtl.c (rtl_check_failed_code1): New function.
12046 (rtl_check_failed_code2): New.
12047 * rtl.h (RTL_CHECK1, RTL_CHECK2, RTVEC_ELT): Parenthesize args.
12048 (RTL_CHECKC1, RTL_CHECKC2): New.
12049 (XC*): New accessor macros.
12050 (NOTE_*, LABEL_NAME, LABEL_NUSES, ADDRESSOF_REGNO): Use them.
12051 (ADDRESSOF_DECL, JUMP_LABEL, LABEL_REFS, LABEL_NEXTREF): Likewise.
12052 (CONTAINING_INSN, REGNO, INTVAL, SUBREG_REG, SUBREG_WORD): Likewise.
12053 (ASM_OPERANDS_*, MEM_ALIAS_SET, SET_SRC, SET_DEST): Likewise.
12054 (TRAP_*, RANGE_INFO_*): Likewise.
12056 Fri Sep 3 15:10:20 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12058 * Makefile.in (tlink.o): Don't depend on toplev.h.
12060 * collect2.c (c_file, o_file, export_file, import_file, ldout,
12061 output_file, nm_file_name, ldd_file_name, strip_file_name,
12062 c_file_name, prefix_list, libexts, is_ctor_dtor, find_a_file,
12063 add_prefix, prefix_from_env, prefix_from_string, do_wait,
12064 fork_execute, maybe_unlink, add_to_list,
12065 extract_init_priority, write_list, dump_list,
12066 dump_prefix_list, write_list_with_asm, write_c_file,
12067 write_c_file_stat, write_c_file_glob, scan_prog_file,
12068 scan_libraries, is_in_list, resolve_lib_name, use_import_list,
12069 ignore_library, extract_string, notice, dump_file, target_machine,
12070 collect_wait, collect_execute, libname, locatelib, aix_std_libs,
12071 read_file, print_load_command): Constify a char*.
12072 (fdopen, error, fatal, fatal_perror): Don't prototype.
12073 (my_strerror): Remove. All callers use xstrerror instead.
12074 (xcalloc, xmalloc, xrealloc, xstrdup, putenv): Remove definitions.
12075 (main): Add prototype. Constify lots of char* ptrs. Change calls
12076 to xcalloc/strcpy/strcat/... to one call to concat.
12077 (main, scan_prog_file, scan_libraries): Use an intermediate
12078 `const char **' to build an argv array.
12079 (mapfile, libselect, libcompare, locatelib): Add prototypes.
12081 * collect2.h (collect_execute, collect_wait, dump_file,
12082 file_exists): Constify a char*.
12083 (ldout, c_file_name, temporary_obstack, permanent_obstack,
12084 temporary_firstobj, vflag, debug): Add extern declarations.
12085 (fancy_abort, error, notice, fatal, fatal_perror): Add prototypes.
12087 * tlink.c: Don't include toplev.h.
12088 (vflag, debug, ldout, c_file_name, temporary_obstack,
12089 permanent_obstack, temporary_firstobj): Don't declare.
12090 (tlink_execute, frob_extension, symbol_hash_lookup,
12091 file_hash_lookup, demangled_hash_lookup, tlink_init, freadsym,
12092 recompile_files, read_repo_files, demangle_new_symbols,
12093 scan_linker_output): Constify a char*.
12094 (symbol_hash_newfunc, file_hash_newfunc, demangled_hash_newfunc,
12095 do_tlink): Mark parameters with ATTRIBUTE_UNUSED.
12097 Fri Sep 3 18:09:24 1999 Andrew Haley <aph@cygnus.com>
12099 * config/m68k/m68kelf.h: Set USE_GAS; this makes gcc generate jbsr
12100 (relative) rather than jsr (absolute) subroutine call insns.
12101 * config/m68k/m68k-coff.h: Ditto.
12103 Fri Sep 3 17:24:31 1999 Richard Earnshaw <rearnsha@arm.com>
12105 * arm.c (note_invalid_constants): No need to ignore ASMs, we can
12106 now rework these too.
12107 (arm_reorg): If an insn can't reach the end of the current pool,
12108 ensure that we emit that pool before the insn.
12110 Fri Sep 3 09:14:32 1999 Marc Espie <espie@tetto.liafa.jussieu.fr>
12112 * tlink.c (scan_linker_output): Skip the initial underscore in
12113 a mangled name if appropriate.
12115 Fri Sep 3 01:28:33 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12117 * objc/objc-act.c (objc_tree_code_type, objc_tree_code_length,
12118 objc_tree_code_name, synth_id_with_class_suffix, warn_with_method,
12119 error_with_ivar, gen_declarator, create_builtin_decl,
12120 my_build_string, generate_descriptor_table, generate_ivars_list,
12121 generate_dispatch_table, check_protocols, TAG_GETCLASS,
12122 TAG_GETMETACLASS, TAG_MSGSEND, TAG_MSGSENDSUPER, TAG_EXECCLASS,
12123 dump_base_name, lang_decode_option, build_encode_expr,
12124 start_class, finish_class, encode_pointer, really_start_method,
12125 gen_declaration, dump_interface, handle_class_ref, handle_impent):
12127 (objc_demangle, objc_printable_name, generate_struct_by_value_array):
12128 Add static prototypes.
12129 (build_objc_string_decl, build_selector_reference_decl,
12130 encode_bitfield, build_class_reference_decl): Remove unused
12131 parameter, all callers changed.
12132 (maybe_objc_method_name): Mark with ATTRIBUTE_UNUSED.
12133 (objc_printable_name): Likewise. Change second parameter to type int.
12134 (init_objc): Use memcpy, not bcopy, to avoid casts.
12136 Thu Sep 2 21:49:52 1999 Richard Henderson <rth@cygnus.com>
12138 * reload1.c (eliminate_regs_in_insn): Avoid eliminating the
12139 reg notes on a deleted insn.
12140 * gcse.c (hash_expr_1): Use XWINT on a CONST_DOUBLE.
12142 Thu Sep 2 20:18:12 1999 Jeffrey A Law (law@cygnus.com)
12144 * i386.c (ix86_attr_length_default): Handle TYPE_FXCH.
12146 Thu Sep 2 22:00:08 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
12148 * stmt.c (expand_asm_operands): Fix index into inout_mode when
12151 Thu Sep 2 13:00:48 1999 Richard Henderson <rth@cygnus.com>
12153 * stmt.c (expand_asm_operands): Invoke MD_ASM_CLOBBERS if present.
12154 * tm.texi (MD_ASM_CLOBBERS): Document it.
12156 Thu Sep 2 10:22:40 1999 Richard Henderson <rth@cygnus.com>
12158 * dwarf2out.c (dwarf2out_line): Constify `lastfile'.
12159 * except.c (expand_rethrow): Remove unused variable.
12160 * expr.c (do_jump_by_parts_greater_rtx): Likewise.
12161 * flow.c (replace_insns): Likewise.
12162 (create_edge_list, verify_edge_list): Likewise.
12163 * gcse.c (cprop_cc0_jump): Protect declaration with HAVE_cc0.
12165 * genemit.c (gen_expand): Only emit `operands[N]' decl if there
12166 is special code to run.
12167 (main): Don't define operands to emit_operand.
12168 * genrecog.c (main): Don't emit an empty peephole2_insn function.
12170 * rtl.h (NOTE_BASIC_BLOCK): Use X0BBDEF.
12172 * alpha/alpha.h (normal_memory_operand): Declare.
12173 (reg_no_subreg_operand): Declare.
12174 * alpha/elf.h (ASM_DECLARE_OBJECT_NAME): Use HOST_WIDE_INT_PRINT_DEC.
12176 Thu Sep 2 10:19:20 1999 Richard Henderson <rth@cygnus.com>
12178 * c-parse.in (compstmt_primary_start): New, broken out of first
12179 part of compstmt handling in primary.
12180 (primary): Use it. Add an error clause.
12181 (compstmt_nostart): Renamed from compstmt; remove all
12182 initial invocations of compstmt_start.
12185 Thu Sep 2 01:35:50 1999 Marc Espie <espie@cvs.openbsd.org>
12187 * protoize.c (gen_aux_info_file): Let pexecute call choose_temp_base if
12190 Thu Sep 2 00:43:59 1999 Finn Hakansson <finn@axis.com>
12192 * combine.c (simplify_shift_const): Remove extra semicolon.
12193 * dwarf2out.c (remove_AT): Likewise.
12194 * expmed.c (expand_mult): Likewise.
12195 * gcov.c (create_program_flow_graph): Likewise.
12196 * reorg.c (mostly_true_jump): Likewise.
12198 Thu Sep 2 00:06:43 1999 Jeffrey A Law (law@cygnus.com)
12200 * fold-const.c (fold_range_test): Do not try to fold the range
12201 test if the rhs or lhs has side effects.
12203 * combine.c (simplify_rtx): Recognize another case of a synthesized
12206 * varasm.c (mark_constant_pool): When marking indirect references,
12207 only look at SYMBOL_REFs.
12209 * except.c (expand_fixup_region_end): Do not peek at
12210 INSN_UID (node->entry->outer_context) for flag_new_exceptions.
12212 Thu Sep 2 13:52:53 1999 Geoffrey Keating <geoffk@cygnus.com>
12214 * flags.h: New variables align_loops, align_loops_log,
12215 align_jumps, align_jumps_log, align_labels, align_labels_log,
12216 align_functions, align_functions_log.
12217 * toplev.c: Define them.
12218 (f_options): Handle -falign-* when they have no argument.
12219 (main): Add logic to set variables for -falign-functions,
12220 -falign-jumps, -falign-labels, -falign-loops.
12221 Make it -fsched-verbose=<n> and -finline-limit=<n>.
12222 (display_help): Change help to match options.
12223 * final.c (LABEL_ALIGN): Default to align_labels_log.
12224 (LABEL_ALIGN_MAX_SKIP): Default to align_labels-1.
12225 (LOOP_ALIGN): Default to align_loops_log.
12226 (LOOP_ALIGN_MAX_SKIP): Default to align_loops-1.
12227 (LABEL_ALIGN_AFTER_BARRIER): Default to align_jumps_log.
12228 (LABEL_ALIGN_AFTER_BARRIER_MAX_SKIP): Default to align_jumps-1.
12229 * varasm.c (assemble_start_function): Handle align_functions.
12231 * config/sparc/sparc.h: Don't declare sparc_align_*.
12232 Don't provide LABEL_ALIGN_AFTER_BARRIER or LOOP_ALIGN.
12233 (DEFAULT_SPARC_ALIGN_FUNCS): Delete; take functionality into
12235 (FUNCTION_BOUNDARY): Fix incorrect use---it's not just a request,
12237 * config/sparc/sparc.c: Delete sparc_align_loops,
12238 sparc_align_jumps, sparc_align_funcs and the corresponding string
12240 (sparc_override_options): Default align_functions on ultrasparc.
12241 Delete -malign-* handling.
12243 * config/mips/mips.c (override_options): On 64-bit targets,
12244 try to align code to 64-bit boundaries.
12245 (print_operand): New substitution, %~,
12246 which aligns labels to align_labels_log.
12247 * config/mips/mips.md (div_trap_normal): Use %~.
12248 (div_trap_mips16): Likewise.
12250 (absdi2): Likewise.
12251 (ffssi2): Likewise.
12252 (ffsdi2): Likewise.
12253 (ashldi3_internal): Likewise.
12254 (ashrdi3_internal): Likewise.
12255 (lshrdi3_internal): Likewise.
12256 (casesi_internal): Likewise.
12258 Wed Sep 1 21:13:48 1999 Richard Henderson <rth@cygnus.com>
12260 Merge new ia32 backend from the branch!
12262 * i386.h, i386.c, i386.md, reg-stack.c, i386/unix.h: Many changes.
12263 See ChangeLog.P2 on new_ia32_branch for details.
12265 * rtl.h (stack_regs_mentioned_p): Delete prototype.
12266 * i386/cygwin.h (SUBTARGET_PROLOGUE): No more do_rtl.
12267 * i386/win32.h (SUBTARGET_PROLOGUE): Likewise.
12268 * i386/gas.h (ASM_FILE_START): Define.
12269 * i386/winnt.c (i386_pe_valid_decl_attribute_p): Update
12270 for name change of ix86_valid_decl_attribute_p.
12271 (i386_pe_valid_type_attribute_p): Similarly.
12273 Wed Sep 1 18:21:23 1999 Richard Henderson <rth@cygnus.com>
12275 * emit-rtl.c (init_emit_once): Don't use GET_MODE_WIDER_MODE
12276 to step through CC modes.
12278 Wed Sep 1 20:18:06 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
12280 * regmove.c (fixup_match_1): Don't move INSN in front of P if
12281 it would end up in the shadow of a live flags regsiter.
12283 Wed Sep 1 11:32:00 1999 Bernd Schmidt <bernds@cygnus.co.uk>
12285 * reload1.c: Fix many indentation problems.
12286 * reload.c: Likewise.
12288 Tue Aug 31 22:08:03 1999 Marc Espie <espie@cvs.openbsd.org>
12290 * alias.c (non_local_reference_p): Constify fmt.
12292 Tue Aug 31 23:19:35 1999 Michael Meissner <meissner@cygnus.com>
12294 * config/i386/xm-cygwin.h (HAVE_DOS_BASED_FILE_SYSTEM): Define.
12296 Tue Aug 31 16:44:52 1999 Jeffrey A Law (law@cygnus.com)
12298 * cse.c (delete_trivially_dead_insns): Do not delete stores to
12299 the internal_arg_pointer.
12301 Tue Aug 31 13:35:42 1999 Richard Henderson <rth@cygnus.com>
12303 Merge peephole2 from new_ia32_branch:
12304 * Makefile.in (STAGESTUFF): Add *.peephole2.
12305 (mostlyclean): Likewise.
12306 (recog.o): Depend on resource.h.
12308 * final.c (peephole): Conditionalize decl on HAVE_peephole.
12309 (final_scan_insn): Likewise for the invocation of peephole.
12310 * genconfig.c (main): Look for peephole and peephole2 patterns.
12311 Emit HAVE_peephole* accordingly.
12312 * genpeep.c (main): Conditionalize entire output on HAVE_peephole.
12313 * flags.h (flag_peephole2): Declare.
12314 * toplev.c: New pass peephole2. New flag -fpeephole2.
12316 * genattrtab.c (main): Count DEFINE_PEEPHOLE2.
12317 * gencodes.c (main): Likewise.
12318 * genextract.c (main): Likewise.
12319 * genoutput.c (main): Likewise.
12320 * genemit.c (max_operand_1): Look for the max scratch operand.
12321 (gen_rtx_scratch): New.
12322 (gen_exp): Use it, and pass on new arg subroutine_type.
12323 (gen_expand): Take max scratch into account.
12324 (gen_split): Emit peephole2 functions.
12325 (output_peephole2_scratch): New.
12326 (main): Include hard-reg-set.h and resource.h. Handle peephole2.
12327 * genrecog.c (routine_type): Add PEEPHOLE2.
12329 (make_insn_sequence): Match outer parallel for peep2. Discard
12330 top level scratches and dups.
12331 (add_to_sequence): New args insn_type and top. Update all callers.
12332 Handle toplevel peep2 matching insns.
12333 (write_subroutine): Handle peep2.
12334 (write_tree_1): Likewise.
12335 (write_tree): Likewise.
12337 (change_state): New arg afterward. Update all callers.
12338 Handle matching separate insns.
12339 * recog.c (recog_next_insn): New.
12340 (peephole2_optimize): New.
12341 * rtl.def (DEFINE_PEEPHOLE2): New.
12342 * resource.c (find_free_register): New argument last_insn. Use it
12343 to find a register available through the entire span.
12344 * resource.h (find_free_register): Update prototype.
12346 Tue Aug 31 11:51:06 1999 Jim Kingdon <http://developer.redhat.com>
12348 * i386.c (output_strlen_unroll): Don't write xops[7]
12349 label if it wasn't set.
12351 1999-08-31 12:44 -0700 Zack Weinberg <zack@bitmover.com>
12353 * cpplib.c (struct directive): Const-ify name pointer and
12354 function pointer prototype.
12355 (validate_else, do_define, do_line, do_include, do_undef,
12356 do_error, do_pragma, do_ident, do_if, do_xifdef, do_else,
12357 do_elif, do_endif, do_sccs, do_assert, do_unassert,
12358 do_warning): Const-ify second arg.
12359 (directive_table): Mark const. Reorder entries by frequency
12360 of usage, record statistics.
12362 1999-08-31 12:20 -0700 Zack Weinberg <zack@bitmover.com>
12364 * rtl.h (RTL_CHECK1, RTL_CHECK2): New macros which type- and
12365 bounds- check RTL accesses if --enable-checking.
12366 (RTVEC_ELT): Bounds check if --enable-checking.
12367 (XWINT, XINT, XSTR, XEXP, XVEC, XMODE, XBITMAP, XTREE,
12368 XBBDEF): Use RTL_CHECK1/RTL_CHECK2 as appropriate.
12369 (XVECEXP, XVECLEN): Define in terms of XVEC, RTVEC_ELT, and
12371 (X0WINT, X0INT, X0STR, X0EXP, X0VEC, X0MODE, X0BITMAP, X0TREE,
12372 X0BBDEF, X0ADVFLAGS): New macros for accessing '0' slots of RTXes.
12374 (ADDR_DIFF_VEC_FLAGS): Use X0ADVFLAGS.
12375 (NOTE_SOURCE_FILE): Use X0STR.
12376 (NOTE_BLOCK_NUMBER, NOTE_EH_HANDLER, LABEL_NUSES,
12377 MEM_ALIAS_SET): Use X0INT.
12378 (NOTE_RANGE_INFO, NOTE_LIVE_INFO, NOTE_BASIC_BLOCK,
12379 JUMP_LABEL, LABEL_REFS, LABEL_NEXTREF, CONTAINING_INSN):
12381 * real.h (CONST_DOUBLE_CHAIN): Use X0EXP.
12382 * rtl.c (copy_rtx, copy_most_rtx): Copy '0' slots with X0WINT.
12383 (rtl_check_failed_bounds, rtl_check_failed_type1,
12384 rtl_check_failed_type2, rtvec_check_failed_bounds): New
12386 (fancy_abort): Fix comment.
12388 * cse.c (canon_hash): Read CONST_DOUBLE data slots with XWINT.
12389 (cse_insn): Decrement LABEL_NUSES for jump target before
12390 deleting jump insn.
12391 * emit-rtl.c (gen_rtx_CONST_DOUBLE): Use X0EXP for slot 1.
12392 * final.c (alter_subreg): Compute regno before changing x to
12393 REG; set REGNO(x) after changing it.
12394 * flow.c (count_basic_blocks): Use XWINT to inspect EH_REGION
12395 notes containing CONST_INTs.
12396 (delete_eh_regions): Use NOTE_EH_HANDLER.
12397 * function.c (put_reg_into_stack): Make reg a MEM before
12399 (fixup_var_refs_insns): Save REG_NOTES (insn) in case we
12401 (gen_mem_addressof): Make reg a MEM before initializing it.
12402 * integrate.c (copy_rtx_and_substitute): Copy '0' slots with
12404 * local-alloc.c (update_equiv_regs): Zap REG_NOTES before
12405 deleting an insn, not after.
12406 (block_alloc): Only look at PATTERN(insn) if we have to, and
12407 only if it's format class 'i'.
12408 * loop.c (check_dbra_loop): Check bl->biv->add_val is a
12409 CONST_INT before using its INTVAL.
12410 * print-rtl.c (print_rtx): Use X0STR.
12411 * regmove.c (fixup_match_1): Don't look at PATTERN of
12412 non-class-'i' insn chain elements.
12413 * reload.c (loc_mentioned_in_p): Take address of
12414 in->fld[1].rtx directly.
12415 * reload1.c (reload): Change reg to a MEM before initializing
12417 * varasm.c (mark_constant_pool): Skip CONST_DOUBLES, which
12419 * config/i386/i386.md (decrement_and_branch_if_zero): Fix typo.
12421 Fri Aug 20 13:43:41 1999 Andrew Haley <aph@cygnus.com>
12423 * config/mips/mips.c (machine_dependent_reorg): Force a
12424 barrier to output the local constant pool if a barrier hasn't
12425 been found at a natural point in the instruction stream.
12427 Mon Aug 30 22:04:36 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12429 * c-parse.in (language_string): Constify.
12431 * dwarf2out.c (language_string): Remove declaration.
12433 * dwarfout.c (language_string): Likewise.
12435 * toplev.c (language_string, init_parse, finish_parse): Likewise.
12437 * tree.h (language_string, init_parse, finish_parse): Declare.
12439 * i386/sun386.h (language_string): Remove declaration.
12441 * mips.h (language_string): Likewise.
12443 * nextstep.h (language_string): Likewise.
12445 * nextstep21.h (language_string): Likewise.
12447 * rs6000.c (language_string): Likewise.
12449 Mon Aug 30 20:56:08 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12451 * Makefile.in (OBJS, PROTO_OBJS): Remove getpwd.o.
12452 (getpwd.o): Remove target.
12454 * getpwd.c: Delete file. Its in libiberty now.
12456 * dbxout.c (getpwd): Don't prototype.
12457 * dwarf2out.c (getpwd): Likewise
12458 * dwarfout.c (getpwd): Likewise
12459 * final.c (getpwd): Likewise.
12460 * protoize.c (getpwd): Likewise.
12462 Mon Aug 30 20:21:34 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12464 * cse.c: (fold_rtx): Cast to HOST_WIDE_INT in left shift.
12466 Mon Aug 30 16:07:49 1999 Richard Henderson <rth@cygnus.com>
12468 * flow.c (new_insn_dead_notes): Use sets_reg_or_subreg not
12469 mark_set_resources.
12471 Mon Aug 30 12:23:53 1999 Jim Wilson <wilson@cygnus.com>
12473 * fixinc/Makefile.in (subdir): New.
12474 (fixincl.x, inclhack.sh, fixincl.sh): Use cp instead of $(CP).
12477 Mon Aug 30 01:02:09 1999 Jeffrey A Law (law@cygnus.com)
12479 * emit-rtl.c (copy_rtx_if_shared): A MEM which references
12480 virtual_stack_vars_rtx or virtual_incoming_args_rtx can not
12483 * invoke.texi: Fix typo.
12485 * dwarf2out.c (mem_loc_descriptor): New argument MODE. All callers
12486 changed. Handle autoincrement addressing modes.
12488 * integrate.c (copy_rtx_and_substitute): Handle internal_arg_pointer
12489 just like we would the virtual incoming args register when
12492 Sun Aug 29 23:17:54 1999 David Edelsohn <edelsohn@gnu.org>
12494 * rs6000.h (ASM_FILE_START): Specify complete filename, including
12495 path, in .file directive.
12497 Sun Aug 29 05:06:43 1999 Russ Allbery <rra@stanford.edu>
12499 * gcc.texi (External Bugs): Remove obsolete note about Perl on
12502 1999-08-29 08:38 -0700 Zack Weinberg <zack@bitmover.com>
12504 * stdbool.h: Make the typedef name _Bool, with bool a #defined
12507 Sun Aug 29 09:36:50 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12509 * tree.c (tree_code_name): Constify a char*.
12511 * tree.h (tree_code_name, decl_printable_name): Likewise.
12513 * function.h (struct function): Likewise.
12515 * toplev.c (decl_name, decl_printable_name): Likewise.
12517 * vax/vms.h (MAYBE_VMS_FUNCTION_PROLOGUE): Likewise.
12519 * objc/objc-act.c (decl_printable_name): Remove redundant prototype.
12520 (init_objc): Remove function pointer cast.
12522 Sun Aug 29 05:01:17 1999 John David Anglin <dave@hiauly1.hia.nrc.ca>
12524 * pa.md (interspace_jump): New pattern.
12525 (builtin_longjmp): New expander.
12527 1999-08-29 Bernd Schmidt <bernds@cygnus.co.uk>
12529 * fp-bit.c (add, sub, multiply, divide, compare, _eq_f2, _ne_f2,
12530 _gt_f2, _ge_f2, _lt_f2, _le_f2, float_to_si, float_to_usi, negate,
12531 sf_to_df, df_to_sf): Fix potential problem with alias analysis.
12533 Sun Aug 29 04:30:52 1999 John Wehle (john@feith.com)
12535 * jump.c (delete_prior_computation): Also check calls
12536 to constant functions. Don't bother checking for a
12537 REG_UNUSED note before adding it.
12538 (delete_computation): Handle multi-word hard registers
12539 when synthesizing missing REG_DEAD notes for a register
12540 which is both set and used by an insn.
12542 1999-08-29 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
12544 * loop.c (this_loop_info): New variable.
12545 (loop_has_call, loop_has_volatile, loop_has_tablejump,
12546 loop_continue, loops_enclosed): Replace with fields in this_loop_info.
12548 (prescan_loop, strength_reduce): New argument loop_info. All callers
12550 (scan_loop): New variable loop_info, initialise to address of
12552 (prescan_loop): Set loop_info->vtop if find NOTE_INSN_LOOP_VTOP.
12553 Delete variable loop_has_multiple_exit targets and replace with
12554 field in this_loop_info.
12555 (find_and_verify_loops): Rename this_loop to this_loop_num.
12556 (strength_reduce): Delete loop_iteration_info. Replace variable
12557 loop_info with function argument of same name.
12558 (insert_bct): Rework test for loop being completely unrolled.
12560 * loop.h (struct loop_info): New fields num, loops_enclosed,
12561 has_call, has_volatile, has_tablejump, has_multiple_exit_targets,
12562 has_indirect_jump, and cont. Redefine use of unroll_number.
12563 (loop_unroll_number): Delete.
12565 * unroll.c (unroll_loop): Store loop unroll count in unroll_number
12566 field of loop_info.
12567 (loop_iterations): Delete variable vtop and instead use
12568 loop_info->vtop computed in prescan_loop.
12570 Sun Aug 29 03:27:23 1999 Scott Weikart <scott@igc.apc.org>
12572 * fix-header.c (main): Do not pass a null pointer to strcmp.
12574 Sun Aug 29 03:18:48 1999 William Bader (william@nscs.fast.net)
12576 * configure.in (i[34567]86-*-sco3.2v4*): Target does not truncate
12578 * configure: Rebuilt.
12580 Sat Aug 28 19:36:05 1999 Jeffrey A Law (law@cygnus.com)
12582 * jump.c (jump_optimize_1): Do not delete assignments to
12583 internal_arg_pointer.
12584 * cse.c (delete_trivially_dead_insns): Always consider a set of
12585 the internal_arg_pointer live.
12587 Sat Aug 28 16:24:31 1999 Richard Henderson <rth@cygnus.com>
12589 * flow.c (flow_delete_insn_chain): Rename from delete_insn_chain.
12590 (update_life_info) [REG_WAS_0]: Search the original insns rather
12591 than the new insns for the note. Fix typos finding note_dest.
12592 If no dest found, discard the note rather than abort.
12593 [REG_NOALIAS]: Handle as REG_NO_CONFLICT.
12594 (replace_insns): Remove the old insn list after update_life_info
12597 Sat Aug 28 16:20:12 1999 Richard Henderson <rth@cygnus.com>
12599 * haifa-sched.c (sched_analyze): Clear LOG_LINKS before calling
12600 sched_analyze_insn.
12601 (sched_analyze_1): Let add_dependence care for not adding dups.
12602 (sched_analyze_2): Likewise.
12603 (add_branch_dependences): Likewise.
12605 Sat Aug 28 15:58:16 1999 Mumit Khan <khan@xraylith.wisc.edu>
12607 * i386/winnt.c (export_list): New type.
12608 (exports_head): Rename to
12609 (export_head): this.
12610 (i386_pe_record_exported_symbol): Add is_data flag.
12611 (i386_pe_asm_file_end): Emit directive for exported variables.
12612 * i386/cygwin.h (i386_pe_record_exported_symbol): Update
12614 * i386/cygwin.h (ASM_OUTPUT_COMMON): Specify symbol type.
12615 (ASM_DECLARE_OBJECT_NAME): Likewise.
12616 (ASM_DECLARE_FUNCTION_NAME): Likewise.
12617 * i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
12619 Fri Aug 27 15:35:24 1999 Jeffrey A Law (law@cygnus.com)
12621 * cse.c (fold_rtx): Work around bug in Sun V5.0 compilers.
12623 * pa.c (emit_move_sequence): Do not stop on SUBREG_WORD of an
12626 Fri Aug 27 14:01:19 1999 Marc Espie <espie@cvs.openbsd.org>
12628 * config/openbsd.h: Define SET_ASM_OP.
12629 * tm.texi: cross-reference SET_ASM_OP in the index.
12631 1999-08-27 13:27 -0700 Zack Weinberg <zack@bitmover.com>
12633 * rtl.c: Define CONST_DOUBLE_FORMAT to the appropriate format
12634 for a CONST_DOUBLE, at compile time. Initialize rtx_length
12635 and class_narrowest_mode at compile time. Kill init_rtl.
12636 Mark rtx_length, mode_class, mode_size, mode_unit_size,
12637 mode_wider_mode, mode_mask_array, class_narrowest_mode, and
12638 rtx_format as const. Kill all references to EXTRA_CC_MODES or
12640 * rtl.def (CONST_DOUBLE): Use CONST_DOUBLE_FORMAT macro for
12642 * rtl.h: Declare rtx_length and rtx_format as const.
12643 * machmode.def: Define CC(). Use CC() to define CCmode. If
12644 EXTRA_CC_MODES is defined, expand it here.
12645 * machmode.h: Declare mode_class, mode_size, mode_unit_size,
12646 mode_wider_mode, mode_mask_array, and class_narrowest_mode as
12647 const. Kill all references to EXTRA_CC_MODES.
12649 * toplev.c: Don't prototype or call init_rtl.
12650 * optabs.c: Don't call init_mov_optab.
12651 * genemit.c: Don't generate init_mov_optab. Don't call
12653 * gengenrtl.c: Duplicate calculation of CONST_DOUBLE_FORMAT
12655 * genattr.c, genattrtab.c, gencodes.c, genconfig.c,
12656 genextract.c, genflags.c, genopinit.c, genoutput.c, genpeep.c,
12657 genrecog.c: Don't call init_rtl.
12659 * arc.h, arm.h, c4x.h, i386.h, i960.h, m88k.h, pa.h, pdp11.h,
12660 rs6000.h, sparc.h: Don't define EXTRA_CC_NAMES. Use CC() in
12661 definition of EXTRA_CC_MODES.
12663 * md.texi: Kill ref to EXTRA_CC_NAMES.
12664 * tm.texi: Document new way to define EXTRA_CC_MODES.
12666 * genrecog.c: Do not look up the name of a define_split.
12667 (Unrelated bugfix.)
12669 Fri Aug 27 17:03:42 1999 Nick Clifton <nickc@cygnus.com>
12671 * config/v850/v850.md: Fix typo introduced by previous delta.
12673 Fri Aug 27 09:48:59 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12675 * gcc.c (fatal): Make definition static to match prototype.
12677 Fri Aug 27 10:33:35 1999 Bernd Schmidt <bernds@cygnus.co.uk>
12679 * combine.c (get_last_value): Don't look for earlier sets if the last
12680 known set is somewhere in between the insns being combined.
12682 Fri Aug 27 10:03:12 BST 1999 Nathan Sidwell <nathan@acm.org>
12684 * configure.in: Don't use shell ! to negate exit codes
12685 * configure: Regenerate
12687 Fri Aug 27 09:36:17 1999 Andreas Schwab <schwab@suse.de>
12689 * function.c (assign_stack_temp_for_type): Fix change of Mar 5 for
12690 the fact that ALIGN is measured in bits, not bytes.
12692 1999-08-27 00:27 -0700 Zack Weinberg <zack@bitmover.com>
12694 * errors.c: New file; defines functions error, warning, and
12695 fatal, variables have_error and progname.
12696 * errors.h: New file; prototypes and decls for stuff in errors.c.
12698 * Makefile: Add rules to build errors.o and
12699 $(HOST_PREFIX)errors.o. Link genconfig, gencodes, genemit,
12700 genopinit, genrecog, genextract, genpeep, genattr, and
12701 genoutput with errors.o. Add errors.h to deps of genconfig.o,
12702 gencodes.o, genemit.o, genopinit.o, genrecog.o, genextract.o,
12703 genpeep.o, genattr.o, and genoutput.o.
12705 * genconfig.c, gencodes.c, genemit.c, genopinit.c, genrecog.c,
12706 genextract.c, genpeep.c, genattr.c: Include errors.h. Don't
12707 define or prototype fatal. Set progname at beginning of main.
12708 * genoutput.c: Likewise, and don't define or prototype error
12711 * c-typeck.c (c_expand_start_case): Return immediately if exp
12713 * fold-const.c (operand_equal_p): Return immediately if arg1
12714 or arg0 are ERROR_MARKs.
12715 * stor-layout.c (layout_type [case RECORD_TYPE]): Ignore
12716 fields of type ERROR_MARK when calculating if the record can
12719 Fri Aug 27 01:03:48 1999 Jim Kingdon <http://developer.redhat.com>
12720 with much help from Jeffrey A Law and Richard Henderson
12722 * i386.md: In the 6 insns which call output_fix_trunc,
12723 earlyclobber operands[0].
12725 Fri Aug 27 01:01:51 1999 Philip Blundell <pb@nexus.co.uk>
12727 * jump.c (duplicate_loop_exit_test): Call reg_scan_update after
12728 creating new registers.
12730 1999-08-26 23:09 -0700 Zack Weinberg <zack@bitmover.com>
12732 * i386.h: Declare ix86_cpu_string, ix86_arch_string,
12733 i386_reg_alloc_order, i386_regparm_string,
12734 i386_align_loops_string, i386_align_jumps_string,
12735 i386_align_funcs_string, i386_preferred_stack_boundary_string,
12736 and i386_branch_cost_string as type "const char *".
12737 * i386.c: Define all above strings as type "const char *".
12739 Thu Aug 26 20:36:30 1999 Jim Wilson <wilson@cygnus.com>
12741 * dwarf2out.c (output_aranges): Check DWARF_OFFSET_SIZE not PTR_SIZE
12742 when emitting alignment padding. Emit padding byte of 0 instead of 4.
12744 Thu Aug 26 18:11:20 1999 Mark Mitchell <mark@codesourcery.com>
12746 * tree.c (array_type_nelts): Don't create RTL_EXPRs from
12747 SAVE_EXPRs unless the SAVE_EXPRs have already been expanded.
12749 Thu Aug 26 19:33:23 1999 Jim Wilson <wilson@cygnus.com>
12751 * dwarf2out.c (DWARF2_ASM_LINE_DEBUG_INFO): Add default definition.
12752 (debug_dwarf): Add DWARF2_ASM_LINE_DEBUG_INFO support.
12753 (dwarf2out_line, dwarf2out_finish): Likewise.
12754 * tm.texi (DWARF2_ASM_LINE_DEBUG_INFO): Add documetation.
12756 Thu Aug 26 16:10:56 1999 Gavin Romig-Koch <gavin@cygnus.com>
12758 * tree.c (lang_unsave_expr_now) : Correct return type.
12759 * tree.h (lang_unsave_expr_now) : Same.
12761 Thu Aug 26 13:12:29 1999 Jeffrey A Law (law@cygnus.com)
12763 * pa.c (cint_ok_for_move): Use CONST_INT_OK_FOR_LETTER_P macros
12764 instead of duplicating code.
12766 Thu Aug 26 18:32:32 1999 Bernd Schmidt <bernds@cygnus.co.uk>
12768 * gcse.c (hash_scan_insn): Don't scan obvious no-ops.
12770 1999-08-26 09:42 -0700 Zack Weinberg <zack@bitmover.com>
12772 * tree.h: fancy_abort always takes three args.
12773 * resource.c: Move include of system.h before toplev.h.
12775 Thu Aug 26 09:46:16 1999 Nick Clifton <nickc@cygnus.com>
12777 * dwarf2out.c (mem_loc_descriptor): Accept LABEL_REFs as well
12780 1999-08-25 22:10 -0700 Zack Weinberg <zack@bitmover.com>
12782 * system.h: Don't redefine abort or trim_filename.
12783 * rtl.h: Define abort to fancy_abort (__FILE__, __LINE__, 0)
12784 or fancy_abort (__FILE__, __LINE__, __FUNCTION__) depending on
12785 whether or not __FUNCTION__ is available.
12786 * tree.h: Duplicate rtl.h's definition of abort, for files
12787 that don't include rtl.h. Delete all code to perform type
12788 checking with a compiler other than GCC.
12789 * varray.h: Delete all code to perform type checking with a
12790 compiler other than GCC. Make VARRAY_CHECK() always evaluate
12791 its arguments exactly once, using a statement expression.
12792 Adjust the VARRAY_<type> accessor macros to match.
12793 * toplev.h (fatal_insn, fatal_insn_not_found): Kill.
12794 (_fatal_insn, _fatal_insn_not_found): New fns, take info on
12795 caller's location. Define fatal_insn and fatal_insn_not_found
12796 as macros that use _fatal_insn and _fatal_insn_not_found.
12797 (fancy_abort, trim_filename): Kill prototypes.
12799 * rtl.c (trim_filename): Move here from toplev.c.
12800 (fancy_abort): New function.
12801 (DIR_SEPARATOR): Provide default definition.
12802 * tree.c (tree_check_failed, tree_class_check_failed): Go
12803 through fancy_abort.
12804 (tree_check, tree_class_check, cst_or_constructor_check,
12805 expr_check): Delete.
12806 * varray.c (varray_check_failed): New function.
12807 * toplev.c (fatal_insn, fatal_insn_not_found): Replace with
12808 _fatal_insn and _fatal_insn_not_found. Go through
12810 (trim_filename, fancy_abort): Delete.
12812 * builtins.c (expand_builtin_args_info): Report ICE with abort.
12813 * except.c (start_catch_handler): Report ICE with error/abort
12815 * final.c (output_operand_lossage): Likewise.
12816 * flow.c (verify_flow_info): Likewise.
12818 * gcc.c: Prototype fatal.
12819 * gengenrtl.c: Undef abort after including rtl.h not system.h.
12820 * genattr.c, genattrtab.c, genemit.c, genextract.c,
12821 genflags.c, genopinit.c, genoutput.c, genpeep.c, genrecog.c:
12822 Don't define fancy_abort.
12824 Wed Aug 25 17:56:59 1999 Richard Henderson <rth@cygnus.com>
12826 * optabs.c (emit_cmp_and_jump_insns): Be more thorough in
12829 Wed Aug 25 15:35:55 1999 Richard Henderson <rth@cygnus.com>
12831 * m88k.h (VERSION_INFO2): Kill.
12832 (VERSION_STRING): Kill.
12834 (VERSION_INFO1): Tidy.
12835 (TARGET_VERSION): Update.
12836 * m88k/dgux.h (VERSION_INFO2): Kill.
12837 (ASM_FIRST_LINE): Adjust for death of VERSION_STRING.
12838 * m88k/luna.h (VERSION_INFO1): Tidy.
12839 * m88k/sysv4.h (VERSION_INFO1): Likewise.
12840 * m88k.c (out_rcs_id, tm_rcs_id): Kill.
12841 (output_file_start): Adjust for death of VERSION_STRING.
12843 1999-08-25 13:51 -0700 Jim Meyering <meyering@ascend.com>
12845 * cpplib.c (detect_if_not_defined): New function.
12846 (do_if): Use it to detect potential once-only headers.
12848 Wed Aug 25 14:00:18 1999 Jason Merrill <jason@yorick.cygnus.com>
12850 * c-common.c (combine_strings): Always set TREE_CONSTANT.
12852 Wed Aug 25 15:27:22 1999 Gavin Romig-Koch <gavin@cygnus.com>
12854 * combine.c (nonzero_bits) : Allow single-ly set registers to be
12855 anywere in the function only if they are pseudos and set before
12856 being used (not live at the start of the function).
12857 (num_sign_bit_copies) : Same.
12858 (get_last_value_validate) : Same.
12859 (get_last_value) : Same.
12861 Wed Aug 25 11:13:29 1999 Richard Henderson <rth@cygnus.com>
12863 * loop.c (express_from): Try harder to unify (* c N) and (* c M)
12864 where N and M are constant and N is an integer multiple of M.
12866 Wed Aug 25 13:55:47 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
12868 * sbitmap.h (sbitmap_intersection_of_succs): Add prototype.
12869 (sbitmap_intersection_of_preds, sbitmap_union_of_succs,
12870 sbitmap_union_of_preds): Add prototypes.
12871 * sbitmap.c (sbitmap_intersection_of_succs): New function to compute
12872 the intersection of successors with the new flow graph structures.
12873 (sbitmap_intersection_of_preds): New function to compute the
12874 intersection of predecessors with the new flow graph structures.
12875 (sbitmap_union_of_succs): New function to compute the union of
12876 successors with the new flow graph structures.
12877 (sbitmap_union_of_preds): New function to compute the union of
12878 predecessors with the new flow graph structures.
12879 * gcse.c (compute_rdm, compute_available): Use new sbitmap routines.
12880 (expr_reaches_here_p): Use edge and basic_block structures instead
12881 of s_preds and s_succs.
12882 (compute_cprop_avinout): Use new sbitmap routines.
12883 (pre_expr_reaches_here_p): Use edge and basic_block structures instead
12884 of s_preds and s_succs.
12885 * flow.c (compute_flow_dominators): Compute dominators using
12886 edges and basic blocks instead of s_preds and s_succs.
12888 Wed Aug 25 13:41:47 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
12890 * lists.c (unused_insn_list, unused_expr_list): New file for
12891 maintaining various types of lists. New statics for maintaining a
12892 cache of available INSN_LIST and EXPR_LIST nodes.
12893 (free_list): Static function for freeing a list of INSN/EXPR nodes.
12894 (alloc_INSN_LIST): Function to get a free INSN_LIST node.
12895 (alloc_EXPR_LIST): Function to get a free EXPR_LIST node.
12896 (init_EXPR_INSN_LIST_cache): Initialize the cache lists.
12897 (free_EXPR_LIST_list): Free an entire list of EXPR_LIST nodes.
12898 (free_INSN_LIST_list): Free an entire list of INSN_LIST nodes.
12899 (free_EXPR_LIST_node): Free an individual EXPR_LIST node.
12900 (free_INSN_LIST_node): Free an individual INSN_LIST node.
12901 * haifa-sched.c (unused_insn_list, unused_expr_list): Moved to flow.c
12902 (free_list, alloc_INSN_LIST, alloc_EXPR_LIST): Moved to flow.c
12903 (remove_dependence, free_pending_lists): Use new global routines.
12904 (flush_pending_lists, sched_analyze_insn): Use new global routines.
12905 (sched_analyze, compute_block_backward_dependences): Use new routines.
12906 (sched_analyze_1, sched_analyze_2): Use new routines.
12907 (schedule_insns): Use new global routines.
12908 * rtl.h (init_EXPR_INSN_LIST_cache, free_EXPR_LIST_list): Add function
12910 (free_INSN_LIST_list, free_EXPR_LIST_node): Add prototypes.
12911 (free_INSN_LIST_node, alloc_INSN_LIST, alloc_EXPR_LIST): Add function
12913 * toplev.c (rest_of_compilation): Initialize node cache.
12914 * Makefile.in (OBJS): Add lists.o to list of object files.
12915 (lists.o): Add dependancies.
12917 Wed Aug 25 17:31:56 1999 Nick Clifton <nickc@cygnus.com>
12919 * config/v850/v850.md: Fix compile time warning messages.
12920 * config/v850/v850.c: Fix compile time warning messages.
12921 * config/v850/v850.h: Fix compile time warning messages.
12923 Wed Aug 25 09:44:43 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12925 * genattr.c (gen_attr): Add prototype arguments for get_attr_*().
12926 Remove unused prototype for `init_lengths'.
12928 Wed Aug 25 09:32:31 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12930 * calls.c (emit_call_1): Mark parameter `stack_size' with
12932 (expand_call): Initialize variable `insn'.
12933 (emit_library_call): Likewise for variable `high_to_save'.
12934 (emit_library_call_value): Likewise.
12935 (store_one_arg): Likewise for variables `lower_bound' and
12938 * combine.c (try_combine): Likewise for variables `i2_code_number'
12939 and `other_code_number'.
12940 (find_split_point): Likewise for variables `pos', `unsignedp' and
12942 (simplify_if_then_else): Likewise for variables `op' and `c1'.
12943 (simplify_and_const_int): Remove unused variable `width'.
12944 (merge_outer_ops): Likewise.
12946 * cse.c (simplify_binary_operation): Cast an INTVAL() to `unsigned
12947 HOST_WIDE_INT' when comparing against one.
12948 (simplify_relational_operation): Likewise.
12949 (cse_insn): Initialize variables `src_eqv_volatile',
12950 `src_eqv_in_memory', `src_eqv_in_struct', `src_eqv_hash' and `sets'.
12952 * final.c (init_final): Constify parameter `filename'.
12953 (final_start_function): Mark parameter `optimize' with
12955 (profile_function): Likewise for parameters `first' and `optimize'.
12956 (output_source_line): Likewise for parameter `file'.
12958 * integrate.c (subst_constants): Cast a value to `size_t' when
12959 comparing against one.
12960 (mark_stores): Initialize variable `mode'. Cast a value to
12961 `size_t' when comparing against one.
12963 * integrate.h (MAYBE_EXTEND_CONST_EQUIV_VARRAY): Likewise.
12965 * loop.c (move_movables): Initialize variable `first'.
12966 (strength_reduce): Likewise for variable `increment'.
12967 (check_dbra_loop): Likewise for variable `comparison_val'. Cast a
12968 value to `size_t' when comparing against one.
12969 (load_mems): Initialize variable `end_label'.
12971 * output.h (init_final): Constify parameter.
12973 * reload.c (decompose): Initialize variable `base'.
12975 * reload1.c (reload): Likewise for variable `is_scalar'.
12976 (spill_hard_reg): Mark parameter `dumpfile' with ATTRIBUTE_UNUSED.
12977 (choose_reload_regs): Initialize variable `mode'.
12978 (emit_reload_insns): Likewise for variable `store_insn'.
12979 (reload_cse_noop_set_p): Mark parameter `insn' with
12981 (reload_combine): Initialize variable `set'.
12983 * unroll.c (unroll_loop): Likewise for variable `local_label'.
12984 (copy_loop_body): Cast a value to `size_t' when comparing against
12987 * varasm.c (assemble_variable): Initialize variable `size_tree'.
12988 (const_hash): Add an `else abort()' in an if-else-if-else sequence.
12989 (remove_from_pending_weak_list): Mark parameter `name' with
12992 Wed Aug 25 11:18:39 1999 Bernd Schmidt <bernds@cygnus.co.uk>
12994 * toplev.c (rest_of_compilation): Use decl_printable_name when opening
12997 Wed Aug 25 10:57:12 1999 Nick Clifton <nickc@cygnus.com>
12999 * config/arm/telf.h (ASM_WEAKEN_LABEL): Define.
13000 (ASM_DECLARE_FUNCTION_NAME): Define.
13001 (TYPE_ASM_OP, SIZE_ASM_OP, TYPE_OPERAND_FORMAT,
13002 ASM_DECLARE_RESULT, ASM_DECLARE_OBJECT_NAME,
13003 ASM_FINISH_DECLARE_OBJECT, ASM_DECLARE_FUNCTION_SIZE): Define if
13004 not already defined.
13006 Wed Aug 25 01:36:11 1999 John David Anglin <dave@hiauly1.hia.nrc.ca>
13008 * calls.c (emit_call_1): Use call_pop/call_value_pop for all values
13009 of n_popped when call/call_value are not defined.
13011 Wed Aug 25 01:25:14 1999 Jeffrey A Law (law@cygnus.com)
13013 * tm.texi: GNU CC -> GCC conversion.
13014 (CC1_SPEC): Indicate it is used for all language front ends.
13016 Tue Aug 24 23:43:03 1999 Mark Mitchell <mark@codesourcery.com>
13018 * flow.c (delete_block): Spell NOTE_INSN_EH_REGION_BEG and
13019 NOTE_INSN_EH_REGION_END correctly.
13021 Tue Aug 24 23:26:44 1999 Michael Tiemann <tiemann@holodeck.cygnus.com>
13022 Jeff Law <law@cygnus.com>
13024 * loop.c (strength_reduce): Automatically unroll loops if the
13025 unrolled loop size is smaller than the rolled loop size.
13027 * loop.c (insert_bct): Replace use of sdiv_optab with asr_optab
13028 and delete comment that code should be rewritten.
13030 Tue Aug 24 22:56:35 1999 Jeffrey A Law (law@cygnus.com)
13032 * haifa-sched.c (find_rgns): Mark a block found during the DFS search
13035 * haifa-sched.c (get_visual_tbl_length): Fix off-by-one error.
13037 Tue Aug 24 22:41:06 1999 Mumit Khan <khan@xraylith.wisc.edu>
13039 * fixinc/mkfixinc.sh: Don't fix uwin headers.
13040 * i386/uwin.h (MD_STARTFILE_PREFIX): Define.
13041 (LINK_SPEC): Add -u _main when building executables.
13042 (ASM_DECLARE_FUNCTION): Update from Cygwin.
13043 (ASM_FILE_END): Use the default for ix86-pe.
13044 * i386/xm-uwin.h (HAVE_BCOPY): Undefine.
13046 Tue Aug 24 20:49:47 1999 Art Haas <ahaas@neosoft.com>
13048 * final.c (output_addr_const): Handle case where ASM_OPEN_PAREN
13049 and ASM_CLOSE_PAREN are empty strings.
13051 Wed Aug 25 12:46:22 1999 Fred Fish <fnf@cygnus.com>
13052 Geoffrey Keating <geoffk@cygnus.com>
13054 * Makefile.in (PREPROCESSOR_DEFINES): New macro.
13055 (protoize.o): Use PREPROCESSOR_DEFINES and DRIVER_DEFINES.
13056 (unprotoize.o): Ditto.
13057 (test-protoize-simple): Don't define STD_PROTO_DIR.
13058 * protoize.c: Use PARAMS rather than PROTO. Minor whitespace
13059 changes to make 'test-protoize-simple' pass.
13060 (STD_PROTO_DIR): Remove define.
13061 (STANDARD_EXEC_PREFIX): Supply default define.
13062 (standard_exec_prefix): New variable, init to STANDARD_EXEC_PREFIX.
13063 (target_machine): New variable, init to DEFAULT_TARGET_MACHINE.
13064 (target_version): New variable, init to DEFAULT_TARGET_VERSION.
13065 (GET_ENV_PATH_LIST): New macro.
13066 (default_syscalls_dir): No longer initialized to STD_PROTO_DIR.
13067 (do_processing): Initialize default_syscalls_dir using new
13068 macros. Use it to initialize syscalls_absolute_filename.
13070 Tue Aug 24 16:58:15 1999 Richard Henderson <rth@cygnus.com>
13072 * jump.c (jump_optimize_1): Do cmov opt on any single-set; force
13073 B into a register before emit_conditional_move.
13075 Tue Aug 24 15:37:03 1999 Richard Henderson <rth@cygnus.com>
13077 * fold-const.c (fold): Reassociate (+ (+ (* a b) c) (* d e))
13078 as (+ (+ (* a b) (* d e)) c). Factor a common power-of-two
13079 multiplicand out of (+ (* a b) (* c d)).
13081 Tue Aug 24 11:46:10 1999 Bob Manson <manson@cygnus.com>
13082 Richard Henderson <rth@cygnus.com>
13084 * haifa-sched.c (split_hard_reg_notes): Move to flow.c
13085 (new_insn_dead_notes): Likewise.
13086 (update_n_sets): Likewise.
13087 (update_flow_info): Move to flow.c, renamed to update_life_info;
13088 extend to handle multiple source insns.
13089 * flow.c: Include resource.h
13090 (unlink_insn_chain): New.
13091 (split_hard_reg_notes): New.
13092 (maybe_add_dead_note): New.
13093 (maybe_add_dead_note_use): New.
13094 (find_insn_with_note): New.
13095 (new_insn_dead_notes): New.
13096 (update_n_sets): New.
13097 (sets_reg_or_subreg_1, sets_reg_or_subreg): New.
13098 (maybe_remove_dead_notes): New.
13099 (update_life_info): New.
13100 (prepend_reg_notes): New.
13101 (replace_insns): New.
13102 * output.h (update_life_info): Declare.
13103 * recog.c (split_block_insns): Use update_life_info.
13104 * resource.c (find_free_register): Use reg_alloc_order, don't use
13105 fixed regs, make sure the mode is supported, don't use new regs.
13107 * rtl.h (replace_insns): Declare.
13109 Tue Aug 24 13:48:39 1999 Nathan Sidwell <nathan@acm.org>
13111 * expr.c (expand_expr): Cope with COND_EXPRs with one
13112 non-returning branch.
13114 Mon Aug 23 22:28:16 1999 Mark Mitchell <mark@codesourcery.com>
13116 * expr.c (store_expr): Always pass down the target, even when not
13119 1999-08-24 Nick Clifton <nickc@cygnus.com>
13121 * configure.in: Define target_cpu_default for v850 targets.
13122 * configure: Regenerate
13124 * config/v850/v850.h (TARGET_CPU_generic): Define.
13125 (GO_IF_LEGITIMATE_ADDRESS): Insist that SImode and larger constant
13126 addresses are 4 byte aligned.
13128 * config/v850/v850.c (print_operand): Cope with 'R' format DFmode
13131 Tue Aug 24 09:32:07 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13133 * genattr.c (function_unit_desc): Constify a char*. Add prototype.
13134 (main): Add prototypes.
13136 * genattrtab.c (substitute_address, write_const_num_delay_slots,
13137 attr_eq, attr_numeral, attr_equal_p, attr_copy_rtx): Prototype.
13138 (write_attr_get): Emit prototypes along with function definition.
13139 (write_eligible_delay): Mark a parameter with ATTRIBUTE_UNUSED.
13140 (write_complex_function): Emit static prototype along with
13141 function definition.
13143 * genemit.c (gen_split): Emit prototypes along with function
13146 * genoutput.c (output_epilogue): Add prototype to `insn_outfun'.
13147 Likewise for predicates and `insn_operand_predicate'.
13148 (process_template): Emit static prototype along with function
13151 * genrecog.c (make_insn_sequence): Constify a char*. Add
13152 prototypes for get_split_*().
13153 (write_subroutine): Emit prototypes along with function
13156 Tue Aug 24 12:35:20 1999 Bernd Schmidt <bernds@cygnus.co.uk>
13158 * gcse.c (find_avail_set): Follow chains of register-register copies.
13159 Use oprs_not_set_p to guarantee that the returned value can be
13161 (cprop_insn): Don't verify the return value of find_avail_set with
13164 * gcse.c (cprop_jump): New function, broken out of cprop_insn.
13165 (cprop_cc0_jump): New function.
13166 (cprop_insn): Break out new function cprop_jump and use it.
13167 Also use cprop_cc0_jump for machines with CC0.
13168 (cprop): Don't crash if cprop_insn turned the insn into a NOTE.
13170 * tree.h (current_function_calls_setjmp,
13171 current_function_calls_longjmp): Delete declarations.
13172 * dsp16xx.c: Include "function.h".
13173 * elxsi.c: Likewise.
13174 * gmicro.c: Likewise.
13175 * h8300.c: Likewise.
13176 * i370.c: Likewise.
13177 * m32r.c: Likewise.
13178 * mn10200.c: Likewise.
13179 * mn10300.c: Likewise.
13180 * ns32k.c: Likewise.
13181 * spur.c: Likewise.
13182 * v850.c: Likewise.
13184 * rtl.h (rtx_equal_function_value_matters): Declare.
13185 * toplev.c (rtx_equal_function_value_matters): Don't declare.
13187 * function.c: Likewise.
13188 * emit-rtl.c: Likewise.
13190 Tue Aug 24 02:47:44 1999 Jeffrey A Law (law@cygnus.com)
13192 * expr.c (convert_move): Fix arguments to TRULY_NOOP_TRUNCATION
13195 1999-08-24 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
13197 * jump.c (delete_barrier_successors) Match (set (pc) (pc)) insn
13200 Mon Aug 23 23:35:52 1999 Matthias Klose <doko@cs.tu-berlin.de>
13202 * cpp.texi: Add a node documenting macro varargs (copied
13205 1999-08-23 22:23 -0700 Zack Weinberg <zack@bitmover.com>
13207 * cppspec.c: Put a null pointer at the end of the new argv.
13209 Mon Aug 23 21:23:24 1999 Jeffrey A Law (law@cygnus.com)
13211 * configure.in: Remove code to select/de-select the haifa
13212 scheduler. Every scheduled port gets haifa now.
13213 * configure: Rebuilt.
13214 * flags.h, genattrtab.c, rtl.h, toplev.c: Remove HAIFA ifdefs.
13216 * Makefile.in: Corresponding changes.
13218 Mon Aug 23 16:04:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
13220 * optabs.c (prepare_cmp_insn): Turn COMPARISON arg into a pointer.
13221 All callers changed.
13222 (prepare_float_lib_cmp): Likewise.
13223 Use FLOAT_LIB_COMPARE_RETURNS_BOOL.
13224 * expr.h (emit_float_lib_cmp): Delete declaration.
13225 * tm.texi (FLOAT_LIB_COMPARE_RETURNS_BOOL): Document.
13226 * sparc.h (FLOAT_LIB_COMPARE_RETURNS_BOOL): Define.
13227 * sparc.md (bcc and scc patterns): Don't handle TFmode comparisons
13229 (cmptf): Now conditional on TARGET_HARD_QUAD.
13231 Fri Aug 20 17:52:27 1999 Jim Wilson <wilson@cygnus.com>
13233 * resource.c (mark_target_live_regs): Use
13234 PIC_OFFSET_TABLE_REG_CALL_CLOBBERED.
13236 Fri Aug 20 19:07:55 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13238 * rtl.c (rtx_class, note_insn_name, reg_note_name): Constify.
13240 * rtl.h (rtx_class, reg_note_name, note_insn_name): Likewise.
13242 * genopinit.c (gen_insn): Use accessor macro, not `rtx_class'.
13244 Fri Aug 20 18:53:43 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13246 * rtl.h (rtx_format): Constify a char*.
13248 * rtl.c (rtx_format): Likewise.
13249 (copy_rtx, copy_most_rtx, read_rtx): Likewise.
13250 (init_rtl): Use accessor macro, not `rtx_format'.
13252 * alias.c (rtx_equal_for_memref_p, find_symbolic_term): Constify a
13255 * caller-save.c (mark_referenced_regs): Likewise.
13257 * combine.c (subst, make_compound_operation, known_cond,
13258 gen_rtx_combine, update_table_tick, get_last_value_validate,
13259 use_crosses_set_p, mark_used_regs_combine, move_deaths): Likewise.
13261 * cse.c (rtx_cost, mention_regs, canon_hash, exp_equiv_p,
13262 refers_to_p, canon_reg, fold_rtx, cse_process_notes,
13263 count_reg_usage): Likewise.
13265 * emit-rtl.c (gen_rtx, copy_rtx_if_shared, reset_used_flags):
13268 * final.c (leaf_renumber_regs_insn): Likewise.
13270 * flow.c (mark_used_regs, find_use_as_address, dump_flow_info,
13271 dump_edge_info, count_reg_references): Likewise.
13273 * function.c (fixup_var_refs_1, walk_fixup_memory_subreg,
13274 fixup_stack_1, purge_addressof_1, instantiate_virtual_regs_1):
13277 * gcse.c (oprs_unchanged_p, hash_expr_1, expr_equiv_p,
13278 oprs_not_set_p, expr_killed_p, compute_transp, find_used_regs,
13279 add_label_notes): Likewise.
13281 * genattrtab.c (attr_rtx, attr_copy_rtx, encode_units_mask,
13282 clear_struct_flag, count_sub_rtxs, count_alternatives,
13283 compares_alternatives_p, contained_in_p, walk_attr_value,
13284 write_expr_attr_cache): Likewise.
13286 * genconfig.c (walk_insn_part): Likewise.
13288 * genemit.c (max_operand_1, gen_exp): Likewise.
13290 * genextract.c (walk_rtx): Likewise.
13292 * genflags.c (num_operands): Likewise.
13294 * genoutput.c (scan_operands): Likewise.
13296 * genpeep.c (match_rtx): Likewise.
13298 * genrecog.c (add_to_sequence): Likewise.
13300 * haifa-sched.c (may_trap_exp, sched_analyze_2, attach_deaths):
13303 * integrate.c (save_constants, copy_for_inline,
13304 copy_rtx_and_substitute, subst_constants, restore_constants):
13307 * jump.c (mark_jump_label, invert_exp, redirect_exp,
13308 rtx_renumbered_equal_p, rtx_equal_for_thread_p): Likewise.
13310 * local-alloc.c (contains_replace_regs, memref_referenced_p):
13313 * loop.c (record_excess_regs, rtx_equal_for_loop_p,
13314 add_label_notes, replace_call_address, count_nonfixed_reads,
13315 invariant_p, find_single_use_in_loop, find_mem_givs,
13316 find_life_end, maybe_eliminate_biv_1, update_reg_last_use):
13319 * print-rtl.c (reg_names, print_rtx): Likewise.
13321 * recog.c (validate_replace_rtx_1, find_single_use_1): Likewise.
13323 * reg-stack.c (stack_regs_mentioned_p, record_label_references,
13324 record_reg_life_pat, swap_rtx_condition, goto_block_pat,
13325 print_blocks): Likewise.
13327 * regclass.c (fix_register, record_address_regs,
13328 reg_scan_mark_refs): Likewise.
13330 * regmove.c (stable_but_for_p): Likewise.
13332 * reload.c (loc_mentioned_in_p, operands_match_p,
13333 find_reloads_toplevsubst_reg_equivs, find_reloads_address_1,
13334 copy_replacements, refers_to_regno_for_reload_p,
13335 refers_to_mem_for_reload_p, find_inc_amount, regno_clobbered_p,
13336 reload_when_needed_name, reg_class_names, debug_reload_to_stream):
13339 * reload1.c (eliminate_regs, scan_paradoxical_subregs,
13340 delete_address_reloads_1, count_occurrences,
13341 reload_cse_mem_conflict_p, reload_combine_note_use,
13342 add_auto_inc_notes): Likewise.
13344 * resource.c (mark_referenced_resources, mark_set_resources):
13347 * rtlanal.c (rtx_unstable_p, rtx_varies_p, rtx_addr_varies_p,
13348 reg_mentioned_p, regs_set_between_p, modified_between_p,
13349 modified_in_p, refers_to_regno_p, reg_overlap_mentioned_p,
13350 rtx_equal_p, volatile_insn_p, volatile_refs_p, side_effects_p,
13351 may_trap_p, inequality_comparisons_p, replace_rtx, replace_regs,
13352 jmp_uses_reg_or_mem, for_each_rtx, regno_use_in): Likewise.
13354 * sched.c (sched_analyze_2, attach_deaths): Likewise.
13356 * stupid.c (stupid_mark_refs): Likewise.
13358 * unroll.c (remap_split_bivs): Likewise.
13360 * varasm.c (mark_constants): Likewise.
13362 * a29k/a29k.c (uses_local_reg_p): Likewise.
13364 * alpha/alpha.c (summarize_insn): Likewise.
13366 * arm/arm.c (symbol_mentioned_p, label_mentioned_p,
13367 eliminate_lr2ip): Likewise.
13369 * arm/thumb.c (symbol_mentioned_p, label_mentioned_p): Likewise.
13371 * i386/i386.c (symbolic_reference_mentioned_p, copy_all_rtx,
13372 reg_mentioned_in_mem): Likewise.
13374 * ns32k/ns32k.c (global_symbolic_reference_mentioned_p,
13375 symbolic_reference_mentioned_p): Likewise.
13377 * romp/romp.c (unsigned_comparisons_p, hash_rtx): Likewise.
13379 * sh/sh.c (regs_used, mark_use): Likewise.
13381 * vax/vax.c (vax_rtx_cost): Likewise.
13383 Fri Aug 20 18:38:43 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13385 * machmode.h (mode_name): Constify a char*.
13387 * rtl.c (mode_name): Likewise.
13389 * genopinit.c (gen_insn): Use accessor macro, not `mode_name'.
13391 * optabs.c (init_libfuncs): Constify a char*.
13393 * print-tree.c (mode_name): Remove redundant declaration.
13394 (print_node): Use accessor macro, not `mode_name'.
13396 * reload1.c (dump_needs): Constify a char*. Use accessor macro,
13398 (new_spill_reg): Constify a char*.
13400 * tree.c (mode_name): Remove redundant declaration.
13402 Fri Aug 20 18:31:26 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13404 * rtl.c (rtx_name): Constify a char*.
13406 * rtl.h (rtx_name, fix_sched_param): Likewise.
13408 * gmicro/gmicro.c (rtx_name): Remove redundant declaration.
13409 (mypr): Use accessor macro, not `rtx_name'.
13411 * genemit.c (print_code): Constify a char*.
13413 * genopinit.c (gen_insn): Use accessor macro, not `rtx_name'.
13415 * genpeep.c (print_code): Constify a char*.
13417 * genrecog.c (print_code): Likewise.
13419 * graph.c (start_fct, start_bb, node_data, draw_edge, end_fct,
13420 end_bb): Add static prototype.
13421 (draw_edge): Constify a char*.
13422 (end_bb): Remove unused parameter.
13424 * haifa-sched.c (fix_sched_param, safe_concat, print_exp
13425 print_block_visualization): Constify a char*.
13427 Fri Aug 20 15:02:10 1999 Mark Mitchell <mark@codesourcery.com>
13429 * c-common.c (c_get_alias_set): Update comment.
13431 1999-08-20 Andreas Jaeger <aj@arthur.rhein-neckar.de>
13433 * linux.h (LIB_SPEC): Added.
13435 Fri Aug 20 22:32:17 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
13437 * config/c4x/c4x.h (STARTFILE_SPEC): Don't define.
13439 1999-08-19 18:43 -0700 Zack Weinberg <zack@bitmover.com>
13441 * tree.c (expr_check): Fix typo in last change.
13443 1999-08-19 14:44 -0700 Zack Weinberg <zack@bitmover.com>
13445 * rtl.def (NOTE): Change format to "iuu0n".
13446 (ADDR_DIFF_VEC): Change format to "eEee0".
13447 (ADDRESSOF): Change format to "eit".
13449 * rtl.h (rtvec): Make "elem" an array of rtx, not rtunion.
13450 (RTVEC_ELT): Change to match.
13451 (XVECEXP): Use XVEC and RTVEC_ELT.
13452 (INSN_UID, INSN_CODE, CODE_LABEL_NUMBER, NOTE_LINE_NUMBER,
13453 ADDRESSOF_REGNO, REGNO, SUBREG_WORD): Use XINT.
13454 (PREV_INSN, NEXT_INSN, PATTERN, REG_NOTES,
13455 CALL_INSN_FUNCTION_USAGE, SUBREG_REG, SET_SRC, SET_DEST,
13456 TRAP_CONDITION, TRAP_CODE): Use XEXP.
13457 (INTVAL): Use XWINT.
13458 (ADDRESSOF_DECL): Use XTREE.
13459 (SET_ADDRESSOF_DECL): Delete.
13460 (NOTE_DECL_NAME, NOTE_DECL_CODE, NOTE_DECL_RTL,
13461 NOTE_DECL_IDENTIFIER, NOTE_DECL_TYPE): Kill. These have been
13462 ifdefed out since 2.6 at least.
13463 (gen_rtvec_vv): Delete prototype.
13465 * rtl.h (rtvec_alloc): rt->elem is now an array of rtx,
13467 (copy_most_rtx): Handle 't' format letter.
13468 * emit-rtl.c (gen_rtvec_v): rt_val->elem is an array of rtx.
13469 (gen_rtvec_vv): Delete function. All callers changed to use
13470 gen_rtvec_v instead.
13471 * print-rtl.c (print_rtx): Move special casing of NOTEs to
13472 the '0' format letter.
13474 * function.c (gen_mem_addressof): Don't use
13475 SET_ADDRESSOF_DECL; provide `decl' to gen_rtx_ADDRESSOF
13477 * integrate.c (copy_rtx_and_substitute): Likewise.
13478 Copy 't' slots with XTREE.
13479 (subst_constants): Treat 't' slots like '[swi]' slots.
13480 * cse.c (canon_hash, exp_equiv_p): Treat 't' slots like '0' slots.
13481 * jump.c (rtx_equal_for_thread_p): Likewise.
13482 * rtlanal.c (rtx_equal_p): Likewise.
13483 * stmt.c (expand_end_case): gen_rtx_ADDR_DIFF_VEC now takes
13484 only four arguments.
13485 * gengenrtl.c (type_from_format): Provide correct types for
13489 * tree.h [ENABLE_CHECKING] (TREE_CHECK, TREE_CLASS_CHECK):
13490 If a recent gcc is in use (always in stage2 and beyond), use
13491 statement expressions, so we don't make a function call unless
13492 the check fails. Evaluate arguments exactly once.
13493 (CHAIN_CHECK, DO_CHECK, DO_CHECK1, TREE_CHECK1,
13494 TREE_CLASS_CHECK1, TYPE_CHECK1, DECL_CHECK1, CST_CHECK1):
13496 (CST_OR_CONSTRUCTOR_CHECK, EXPR_CHECK): Redefine such that
13497 they evaluate their arguments exactly once, irrespective of
13498 the compiler in use.
13500 * tree.c [ENABLE_CHECKING]: Define whichever set of functions
13501 is used by the currently-enabled check macros. This is:
13502 (tree_check_failed, tree_class_check_failed): For gcc.
13503 (tree_check, tree_class_check, cst_or_constructor_check,
13504 expr_check): For other compilers.
13506 * gencheck.c: Do not define any *_CHECK1 macros.
13508 Thu Aug 19 14:42:38 1999 Mike Stump <mrs@wrs.com>
13509 Mark Mitchell <mark@codesourcery.com>
13511 * c-common.c (c_get_alias_set): Fix support for poitners and
13514 Thu Aug 19 11:51:22 EDT 1999 John Wehle (john@feith.com)
13516 * alias.c: Include tree.h.
13517 (nonlocal_reference_p, mark_constant_function): New functions.
13518 * flow.c (life_analysis): Call mark_constant_function.
13519 * rtl.h (mark_constant_function): Declare it.
13521 Thu Aug 19 15:02:01 1999 Nick Clifton <nickc@cygnus.com>
13523 * config/rs6000/rs6000.c (rs6000_override_options): Fix test for
13524 unrecognisable switches.
13526 Wed Aug 18 23:31:57 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
13528 * loop.c (recombine_givs): Set ix field after sorting.
13529 (recombine_givs): Remove bogus index / giv lockstep looping.
13531 Wed Aug 18 18:20:40 1999 Bernd Schmidt <bernds@cygnus.co.uk>
13533 * expmed.c (emit_store_flag): If UNSIGNEDP, call unsigned_condition
13535 (emit_store_flag_force): Use do_compare_rtx_and_jump.
13536 (do_cmp_and_jump): Formatting fixes.
13537 * expr.c (do_compare_and_jump): Renamed from compare; changed to call
13538 do_compare_rtx_and_jump instead of compare_from_rtx.
13539 (do_compare_rtx_and_jump): New function; mostly copied from
13541 (do_jump_for_compare): Delete.
13542 (expand_expr): Use do_compare_rtx_and_jump when handling MAX_EXPR and
13544 (do_jump): Use do_compare_and_jump or do_compare_rtx_and_jump instead
13545 of compare/do_jump_for_compare pairs.
13546 (do_jump_by_parts_greater): Use do_jump_by_parts_greater_rtx.
13547 (do_jump_by_parts_greater_rtx): Use do_compare_rtx_and_jump instead of
13548 compare_from_rtx/do_jump_for_compare pairs.
13549 (do_jump_by_parts_equality): Likewise.
13550 (do_jump_by_parts_equality_rtx): Likewise.
13551 * expr.h (do_compare_rtx_and_jump): Declare.
13552 * optabs.c (prepare_cmp_insn): New function, contains most of the code
13553 that used to be in emit_cmp_insn.
13554 (cmp_available_p): New function.
13555 (prepare_operand): New function.
13556 (emit_cmp_and_jump_insn_1): New function, contains some code that used
13557 to be in emit_cmp_insn.
13558 (prepare_float_lib_cmp): Renamed from emit_float_lib_cmp; change some
13559 parameters to be pointers; don't emit final compare but modify some of
13560 the values pointed to by the args so the caller can perform the
13561 correct comparison.
13562 (expand_binop): Call emit_store_flag_force with signed forms of
13564 (expand_abs): Use do_compare_rtx_and_jump instead of compare_from_rtx/
13565 emit_jump_insn pair.
13566 (emit_cmp_and_jump_insn): Use prepare_cmp_insn and
13567 emit_cmp_and_jump_insn_1. Call emit_queue.
13568 (emit_cmp_insn): Just call emit_cmp_and_jump_insns with zero for LABEL
13570 * flow.c (tidy_fallthru_edge): If HAVE_cc0, verify insn before a
13571 jump sets cc0 before deleting it.
13572 * integrate.c (expand_inline_function): Likewise.
13573 * unroll.c (unroll_loop): Similar changes in several places.
13574 (copy_loop_body): If HAVE_cc0, verify insn before a jump sets cc0
13575 before deleting it.
13577 Wed Aug 18 06:37:44 1999 Bernd Schmidt <bernds@cygnus.co.uk>
13579 * Makefile.in (insn-recog.o): Update dependencies.
13580 * genrecog.c (main): Make generated file include "function.h".
13582 Sat Aug 14 00:54:57 1999 Geoffrey Keating <geoffk@cygnus.com>
13584 * cse.c (cse_insn): Call never_reached_warning when a jump is
13585 changed to be unconditional.
13586 * flags.h: Declare warn_notreached.
13587 * flow.c (delete_block): Call never_reached_warning when
13588 a block is deleted.
13589 * jump.c (delete_barrier_successors): Call never_reached_warning
13590 when we delete everything after a BARRIER.
13591 (never_reached_warning): New function.
13592 * rtl.h: Declare never_reached_warning.
13593 * toplev.c (warn_notreached): New variable.
13594 (lang_independent_options): Set warn_notreached
13595 when -Wunreachable-code.
13596 (compile_file): We need line numbers for -Wunreachable-code.
13598 Tue Aug 17 22:06:11 1999 Jan Hubicka <hubicka@freesoft.cz>
13600 * haifa-sched.c (insn_unit): Fix typo on out of range test.
13601 * sched.c (insn_unit): Likewise.
13603 Tue Aug 17 21:57:23 1999 Andreas Schwab <schwab@suse.de>
13605 * combine.c (distribute_notes): Handle REG_EH_RETHROW.
13607 Tue Aug 17 17:39:43 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
13609 * flow.c (create_edge_list): Use xmalloc, not malloc.
13611 Tue Aug 17 01:40:54 1999 Loren Rittle <ljrittle@acm.org>
13613 * fixinc/inclhack.def (no_double_slash): Do not trash single-line
13614 C-style comments. Do not lose the character before double slash.
13616 Mon Aug 16 18:08:22 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
13618 * basic-block.h (struct edge_list): Stucture to maintain a vector
13620 (EDGE_INDEX_NO_EDGE, EDGE_INDEX, INDEX_EDGE_PRED_BB, INDEX_EDGE_SUCC_BB,
13621 INDEX_EDGE, NUM_EDGES): New Macros for accessing edge list.
13622 (create_edge_list, free_edge-List, print_edge_list, verify_edge_list):
13623 New function prototypes.
13624 * flow.c (create_edge_list): Function to create an edge list.
13625 (free_edge_list): Discards memory used by an edge list.
13626 (print_edge_list): Debug output showing an edge list.
13627 (verify_edge_list): Internal consistency check for an edge list.
13628 (find_edge_index): Function to find an edge index for a pred and succ.
13630 Mon Aug 16 11:56:36 1999 Mark Mitchell <mark@codesourcery.com>
13632 * tree.c (type_hash_add): Use permalloc to allocate nodes in the
13635 Mon Aug 16 17:04:15 1999 Jorn Rennecke <amylaar@cygnus.co.uk>
13637 * mips.h (CLASS_CANNOT_CHANGE_SIZE): Define.
13639 Fri Aug 13 15:20:43 1999 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
13641 * config/i386/freebsd.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
13643 Fri Aug 13 10:21:28 1999 Nick Clifton <nickc@cygnus.com>
13645 * toplev.c (rest_of_compilation): Allow machine dependent
13646 reorganisation pass to place information into the RTL dump
13647 file if it so wishes.
13649 Sun Aug 15 12:41:21 1999 Jim Wilson <wilson@cygnus.com>
13651 * explow.c (hard_function_value): Use VOIDmode instead of
13653 * stmt.c (expand_return): Likewise.
13654 * stor-layout.c (get_best_mode): Likewise.
13656 * genemit.c (gen_expand): If next is MATCH_PAR_DUP, then output
13657 emit call instead of emit_insn call.
13659 Sat Aug 14 15:04:06 1999 Mumit Khan <khan@xraylith.wisc.edu>
13661 * configure.in: Handle --disable/enable-win32-registry.
13662 * install.texi: Document --disable/enable-win32-registry.
13663 * acconfig.h (ENABLE_WIN32_REGISTRY): New macro.
13664 (WIN32_REGISTRY_KEY): New macro.
13665 * prefix.c: Use to enable/disable win32-specific code.
13666 (lookup_key): Use versioned key.
13667 * configure: Regenerate.
13668 * config.in: Likewise.
13670 Fri Aug 13 17:41:55 1999 Jason Merrill <jason@yorick.cygnus.com>
13672 * cpplib.c (read_line_number): New fn, split out of...
13675 Fri Aug 13 14:18:27 1999 Gavin Romig-Koch <gavin@cygnus.com>
13677 tree.c (lang_unsave_expr_now) : New.
13678 (unsave_expr_now): Call lang_unsave_expr_now.
13679 tree.h (lang_unsave_expr_now) : New.
13681 Fri Aug 13 00:49:46 1999 Jason Merrill <jason@yorick.cygnus.com>
13683 * toplev.c (flag_new_exceptions): On by default.
13685 1999-08-13 Michael Meissner <meissner@cygnus.com>
13687 * Makefile.in (GCC_FOR_TARGET): Move -B./ after the tooldir -B.
13689 Fri Aug 13 01:29:57 1999 Alexandre Oliva <oliva@dcc.unicamp.br>
13691 * dwarfout.c (fundamental_type_code): Return FT_boolean for
13692 INTEGER_TYPE with precision==1, it's __java_boolean.
13694 Thu Aug 12 23:51:04 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
13696 * global.c (prune_preferences): Move some invariants out of the
13699 Thu Aug 12 15:30:29 1999 Jesse Perry (jap@unx.dec.com)
13701 * configure.in (alpha*-dec-osf*): Add osf5.
13703 Sun Aug 1 22:24:03 1999 Philip Blundell <philb@gnu.org>
13705 * configure.in: Rework handling of ARM GNU/Linux slightly.
13706 (arm*-*-linux-gnuoldld): New target.
13707 * configure: Regenerate.
13708 * install.texi (Configurations): Add arm-*-linux-gnu{oldld} and
13709 arm-*-elf. Mention that arm-*-linux-gnuaout is obsolete.
13710 * config/arm/linux-oldld.h: New file.
13711 * config/arm/linux-elf26.h: Don't include linux-elf.h.
13712 (TARGET_DEFAULT, SUBTARGET_LINK_SPEC, SUBTARGET_EXTRA_ASM_SPEC):
13714 * config/arm/linux-elf.h (ASM_SPEC): Define.
13715 (TARGET_DEFAULT, SUBTARGET_EXTRA_LINK_SPEC,
13716 SUBTARGET_EXTRA_ASM_SPEC, CPP_APCS_PC_DEFAULT): Add definitions
13717 for 26-bit APCS and old linker.
13718 (CPP_PREDEFINES): Define `__arm__'; don't define `arm' or
13720 (FP_DEFAULT): Define to FP_SOFT3 for all machines.
13721 * config/arm/linux-aout.h (CPP_PREDEFINES): Define `__arm__';
13722 don't define `arm' or `arm_elf'.
13723 * config/arm/t-linux (EXTRA_MULTILIB_PARTS, MULTILIB_OPTIONS,
13724 MULTILIB_DIRNAMES): Define. Fix typo in comment.
13726 Thu Aug 12 10:14:47 1999 Andreas Schwab <schwab@suse.de>
13728 * rtl.texi: Fix typo.
13730 Wed Aug 11 23:50:57 1999 Jason Merrill <jason@yorick.cygnus.com>
13732 * invoke.texi (C++ Dialect Options): Add -fms-extensions.
13734 Wed Aug 11 12:59:37 1999 Mark Mitchell <mark@codesourcery.com>
13736 * extend.texi (C++ Signatures): Remove node.
13737 * invoke.texi: Remove discussion of -fhandle-signatures,
13738 signature, sigof, __signature__, and __sigof__.
13740 Wed Aug 11 03:38:25 1999 Jeffrey A Law (law@cygnus.com)
13742 * Makefile.in (JAVAGC): Removed.
13744 Wed Aug 11 02:13:26 1999 Mumit Khan <khan@xraylith.wisc.edu>
13746 * i386/cygwin.h (ASM_OUTPUT_ALIGNED_BSS): Define.
13748 1999-08-11 Mark Elbrecht <snowball3@bigfoot.com>
13750 * i386/djgpp.h (ASM_OUTPUT_ALIGNED_BSS): Define.
13752 1999-08-11 Richard Earnshaw (rearnsha@arm.com)
13754 * emit-rtl.c (mark_reg_pointer): Don't increase the alignment of
13755 a register that is already known to be a pointer.
13757 1999-08-11 Bruce Korb <ddsinc09@ix.netcom.com>
13759 * fixinc/inclhack.tpl: Only install assert.h conditionally.
13760 * fixinc/inclhack.sh: Regenerated.
13761 * fixinc/fixincl.sh: Regenerated.
13763 Wed Aug 11 00:34:22 1999 Joe Buck <jbuck@synopsys.com>
13765 * invoke.texi: s/GNU CC/GCC/ for consistency with gcc.texi.
13766 Fix documentation of -ansi flag to describe its C++ behavior.
13767 Remove bogus reference to GCC 2.9.
13769 Tue Aug 10 17:19:02 1999 Jim Wilson <wilson@cygnus.com>
13771 * config/sh/sh.c (machine_dependent_reorg): Only call PUT_MODE on
13772 note if it is non-NULL.
13774 Tue Aug 10 10:47:42 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
13776 * except.h (eh_nesting_info): Add new structure defintion.
13777 (init_eh_nesting_info, free_eh_nesting_info): Add function prototypes.
13778 (reachable_handlers, update_rethrow_references): Add function
13780 * rtl.h (struct rtvec_def): Update comments. REG_EH_RETHROW takes
13781 a rethrow symbol instead of an integer exception region number.
13782 * flow.c (Make_edges): Use new exception nesting routines to determine
13783 which handlers are reachable from a CALL or asynchronous insn.
13784 Dont add an edge for calls with a REG_EH_REGION of -1 to non-local
13786 (delete_eh_regions): Update rethrow labels, and don't delete
13787 regions which are the target of a rethrow.
13788 * except.c (struct func_eh_entry): Add rethrow_ref field, now we can
13789 avoid overloading the SYMBOL_REF_USED flag.
13790 (rethrow_symbol_map): Use new rethrow_ref field.
13791 (rethrow_used): Use new rethrow_ref field.
13792 (expand_rethrow): REG_EH_RETHROW now has a SYMBOL_REF instead
13793 of an integer. Fix formatting.
13794 (output_exception_table_entry): Use new rethrow_ref field.
13795 (can_throw): Check for EH_REGION_NOTE before deciding
13796 whether a CALL can throw or not.
13797 (scan_region): Call rethrow_used() instead of accessing data structure.
13798 (update_rethrow_references): New function to make sure only regions
13799 which are still targets of a rethrow are flagged as such.
13800 (process_nestinfo): New static function to initialize a handler
13801 list for a specific region.
13802 (init_eh_nesting_info): New function to allocate and initialize
13803 the list of all EH handlers reachable from all regions.
13804 (reachable_handlers): New function to retrieve the list of handlers
13805 reachable from a specific region and insn.
13806 (free_eh_nesting_info): New function to dispose of a list of
13807 reachable handlers.
13809 Tue Aug 10 10:39:31 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
13811 * flow.c (split_edge): Set JUMP_LABEL field.
13812 (commit_one_edge_insertion): Set head correctly for insert_before.
13813 When inserting insns, update insn block numbers if allocated.
13815 Tue Aug 10 09:26:07 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13817 * dwarf2out.c (dwarf2out_frame_debug_expr, add_incomplete_type,
13818 retry_incomplete_types): Add static prototype.
13819 (stripattributes, dwarf_cfi_name, ASM_OUTPUT_DWARF_STRING,
13820 dwarf_tag_name, dwarf_attr_name, dwarf_form_name,
13821 dwarf_stack_op_name, dwarf_type_encoding_name, add_AT_string,
13822 dwarf2_name, add_name_attribute, lookup_filename, dwarf2out_line,
13823 dwarf2out_start_source_file, dwarf2out_define, dwarf2out_undef):
13826 * dwarf2out.h (dwarf2out_define, dwarf2out_undef,
13827 dwarf2out_start_source_file, dwarf2out_line): Likewise.
13829 Tue Aug 10 09:21:46 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13831 * output.h (assemble_name): Constify a char*.
13833 * varasm.c (UNIQUE_SECTION, assemble_start_function,
13834 assemble_variable, assemble_name): Likewise.
13836 * dwarf2out.c (ASM_NAME_TO_STRING): Likewise.
13838 * arm/pe.c (arm_pe_unique_section): Likewise.
13840 * i386/cygwin.h (STRIP_NAME_ENCODING): Likewise.
13842 * i386/i386-interix.h (STRIP_NAME_ENCODING): Likewise.
13844 * i386/interix.c (i386_pe_unique_section): Likewise.
13846 * i386/win32.h (STRIP_NAME_ENCODING): Likewise.
13848 * i386/winnt.c (i386_pe_unique_section): Likewise.
13850 * m32r/m32r.h (ASM_OUTPUT_LABELREF): Likewise.
13852 * mn10200/mn10200.h (ASM_OUTPUT_LABELREF): Likewise.
13854 * mn10300/mn10300.h (ASM_OUTPUT_LABELREF): Likewise.
13856 * pa/pa.c (output_call): Likewise.
13858 * pa/pa.h (ASM_OUTPUT_MI_THUNK): Likewise.
13860 * pa/som.h (ASM_OUTPUT_FUNCTION_PREFIX): Likewise.
13862 * rs6000/rs6000.c (rs6000_output_load_toc_table, output_toc):
13865 * rs6000/rs6000.h (RS6000_OUTPUT_BASENAME, STRIP_NAME_ENCODING):
13868 * rs6000/sol2.h (ASM_OUTPUT_SOURCE_LINE): Likewise.
13870 * rs6000/sysv4.h (ASM_DECLARE_FUNCTION_NAME, ASM_OUTPUT_INT,
13871 STRIP_NAME_ENCODING, ASM_OUTPUT_LABELREF): Likewise.
13873 * v850/v850.h (ASM_OUTPUT_LABELREF): Likewise.
13875 Mon Aug 9 19:54:05 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13877 * real.c (GET_REAL, PUT_REAL): Use memcpy instead of bcopy.
13879 Mon Aug 9 19:36:00 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13881 * tree.h (lang_identify): Constify a char*.
13882 (print_error_function): Add extern prototype. Constify a char*.
13884 * c-lang.c (lang_identify): Constify a char*.
13886 * objc/objc-act.c (lang_identify): Constify a char*.
13888 Mon Aug 9 16:21:53 1999 Bernd Schmidt <bernds@cygnus.co.uk>
13890 * genpeep.c (main): Make generated file include "function.h".
13891 * arm.c (function_really_clobbers_lr): Delete INLINE_HEADER case.
13893 Mon Aug 9 10:08:50 1999 Bernd Schmidt <bernds@cygnus.co.uk>
13895 * Makefile.in: Update dependencies.
13896 * alias.c: Include "function.h"
13897 * c-decl.c: Likewise.
13898 * caller-save.c: Likewise.
13899 * calls.c: Likewise.
13900 * combine.c: Likewise.
13902 * explow.c: Likewise.
13903 * final.c: Likewise.
13904 * global.c: Likewise.
13905 * graph.c: Likewise.
13906 * local-alloc.c: Likewise.
13907 * loop.c: Likewise.
13908 * optabs.c: Likewise.
13909 * profile.c: Likewise.
13910 * recog.c: Likewise.
13911 * regclass.c: Likewise.
13912 * regmove.c: Likewise.
13913 * reload.c: Likewise.
13914 * reorg.c: Likewise.
13915 * resource.c: Likewise.
13916 * sched.c: Likewise.
13917 * stupid.c: Likewise.
13918 * config/1750a/1750a.c: Likewise.
13919 * config/a29k/a29k.c: Likewise.
13920 * config/arc/arc.c: Likewise.
13921 * config/arm/arm.c: Likewise.
13922 * config/arm/thumb.c: Likewise.
13923 * config/c4x/c4x.c: Likewise.
13924 * config/clipper/clipper.c: Likewise.
13925 * config/convex/convex.c: Likewise.
13926 * config/fx80/fx80.c: Likewise.
13927 * config/i860/i860.c: Likewise.
13928 * config/m68k/m68k.c: Likewise.
13929 * config/m88k/m88k.c: Likewise.
13930 * config/mips/mips.c: Likewise.
13931 * config/pdp11/pdp11.c: Likewise.
13932 * config/pyr/pyr.c: Likewise.
13933 * config/romp/romp.c: Likewise.
13934 * config/sh/sh.c: Likewise.
13935 * config/tahoe/tahoe.c: Likewise.
13936 * config/vax/vax.c: Likewise.
13937 * config/we32k/we32k.c: Likewise.
13938 * config/sparc/sparc.c: Include "function.h".
13939 (mem_min_alignment): Test current_function rather than
13940 regno_pointer_align.
13941 * config/pa/pa.c: Likewise.
13942 (compute_frame_size): Delete declaration of
13943 current_function_outgoing_args_size.
13944 * config/arc/arc.h (current_function_varargs): Delete declaration.
13945 * config/elxsi/elxsi.h (current_function_calls_alloca): Delete
13947 * config/i370/i370.h (current_function_outgoing_args_size): Delete
13949 * config/i386/i386.h (FINALIZE_PIC): Delete declaration of
13950 current_function_uses_pic_offset_table.
13951 * config/m68k/a-ux.h (FUNCTION_EXTRA_EPILOGUE): Delete declaration
13952 of current_function_returns_pointer.
13953 * config/m68k/altos3068.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
13954 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
13955 * config/m68k/m68kv4.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
13956 * config/m68k/mot3300.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
13957 * config/m68k/pbb.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
13958 * config/m68k/tower-as.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
13959 * config/m88k/m88k.c: Include "function.h"
13960 (call_used_regs, current_function_pretend_args_size,
13961 current_function_outgoing_args_size, frame_pointer_needed): Delete
13963 * config/m88k/m88k.h (current_function_pretend_args_size): Delete
13965 * config/mips/mips.h (current_function_calls_alloca): Delete
13967 * config/mn10200/mn10200.h (current_function_needs_context,
13968 rtx_equal_function_value_matters): Delete declarations.
13969 * config/ns32k/ns32k (current_function_uses_pic_offset_table,
13970 flag_pic): Delete declarations.
13971 * config/pa/pa.h (current_function_pretend_args_size,
13972 current_function_decl): Delete declarations.
13973 * config/pa/som.h (current_function_varargs): Delete declaration.
13974 * config/pdp11/pdp11.h (current_function_pretend_args_size): Delete
13976 * config/pyr/pyr.h (current_function_pretend_args_size,
13977 current_function_args_size, current_function_calls_alloca): Delete
13979 * config/sh/sh.h (current_function_varargs): Delete declaration.
13980 * config/sparc/sparc.h (current_function_outgoing_args_size,
13981 current_function_calls_alloca, current_function_decl): Delete
13983 * config/spur/spur.h (current_function_pretend_args_size,
13984 current_function_calls_alloca): Delete declarations.
13985 * config/v850/v850.c (current_function_outgoing_args_size): Delete
13987 * config/vax/vms.h (current_function_name): Delete declaration.
13988 * gcse.c: Include "function.h".
13989 (current_function_name, current_function_calls_setjmp): Delete
13991 * haifa-sched.c: Include "function.h".
13992 (forced_labels): Delete declaration.
13993 * jump.c: Likewise.
13994 * reg-stack.c: Likewise.
13995 * reload1.c: Likewise.
13996 * genemit.c (main): Make generated file include function.h.
13997 * genoutput.c (output_prologue): Likewise.
13999 * builtins.c (saveregs_value, apply_args_value): Delete variables.
14000 * emit-rtl.c (reg_rtx_no, first_label_num, first_insn, last_insn,
14001 sequence_rtl_expr, cur_insn_uid, last_linenum, last_filename,
14002 regno_pointer_flag, regno_pointer_flag_length, regno_pointer_align,
14003 regno_reg_rtx, sequence_stack): Delete variables. Add accessor
14004 macros for some of them.
14005 (emit_filename, emit_lineno): Delete declarations.
14006 (gen_reg_rtx): Use memset/memcpy instead of bzero/bcopy. Access
14007 regno_pointer_* variables through current_function.
14008 (gen_inline_header_rtx): Delete function.
14009 (save_emit_status): Delete function.
14010 (set_new_last_label_num): New function.
14011 (clear_emit_caches): New function.
14012 (restore_emit_status): Just clear last_labelnum and call
14014 (get_last_insn_anywhere): Variable sequence_stack is now accessed
14015 through macro seq_stack.
14016 (add_insn_after): Likewise.
14017 (add_insn_before): Likewise.
14018 (remove_insn): Likewise.
14019 (pop_topmost_sequence): Likewise.
14020 (in_sequence_p): Likewise.
14021 (start_sequence_for_rtl_expr): Likewise.
14022 (start_sequence): Likewise, and likewise for
14023 sequence_rtl_expr/seq_rtl_expr.
14024 (push_topmost_sequence): Likewise.
14025 (end_sequence): Likewise.
14026 (init_virtual_regs): Now takes a "struct emit_status *" argument.
14027 All callers changed. Store into that pointer instead of globals.
14028 (init_emit): Allocate emit elt of current_function.
14029 Changes for sequence_rtl_expr/sequence_stack renaming.
14030 Call clear_emit_caches instead of doing it in-line.
14031 Access regno_pointer_* variables through current_function.
14032 (init_emit_once) Don't clear sequence_stack.
14034 * expr.c (pending_stack_adjust, inhibit_defer_pop, pending_chain):
14036 (arg_pointer_save_area): Delete declaration.
14037 (finish_expr_for_function): Renamed from init_queue; no longer static.
14038 (init_expr): Don't call init_queue.
14039 (save_expr_status, restore_expr_status): Delete functions.
14040 (expand_expr): Changes to reflect new layout of struct function.
14041 Don't access current_function_check_memory_usage when current_function
14043 * expr.h (forced_labels, save_expr_regs, saveregs_value,
14044 apply_args_value, current_function_calls_alloca, inhibit_defer_pop,
14045 current_function_outgoing_args_size, current_function_arg_offset_rtx,
14046 current_function_uses_const_pool, function_call_count,
14047 current_function_uses_pic_offset_table, nonlocal_labels,
14048 current_function_internal_arg_pointer, nonlocal_goto_stack_level,
14049 current_function_check_memory_usage, nonlocal_goto_handler_slots,
14050 pending_stack_adjust, target_temp_slot_level, temp_slot_level): Delete
14052 (finish_expr_for_function): Declare.
14053 * flags.h (current_function_has_nonlocal_label,
14054 current_function_has_nonlocal_goto, current_function_is_thunk,
14055 current_function_has_computed_jump): Delete declarations.
14056 * flow.c (forced_labels): Delete declaration.
14057 * function.c (current_function_pops_args,
14058 current_function_returns_struct, current_function_returns_pcc_struct,
14059 current_function_needs_context, current_function_calls_setjmp,
14060 current_function_calls_longjmp, current_function_has_nonlocal_label,
14061 current_function_has_nonlocal_goto, current_function_is_thunk,
14062 current_function_has_computed_jump, current_function_calls_alloca,
14063 current_function_contains_functions, current_function_returns_pointer,
14064 current_function_epilogue_delay_list, current_function_args_size,
14065 current_function_pretend_args_size, current_function_arg_offset_rtx,
14066 current_function_outgoing_args_size, current_function_varargs,
14067 current_function_stdarg, current_function_args_info, cleanup_label,
14068 current_function_name, current_function_uses_const_pool,
14069 current_function_instrument_entry_exit, current_function_return_rtx,
14070 current_function_uses_pic_offset_table, nonlocal_labels,
14071 current_function_internal_arg_pointer, current_function_cannot_inline,
14072 current_function_check_memory_usage, function_call_count,
14073 nonlocal_goto_handler_slots, nonlocal_goto_handler_labels,
14074 nonlocal_goto_stack_level, return_label, save_expr_regs,
14075 stack_slot_list, rtl_expr_chain, tail_recursion_label, temp_slots,
14076 tail_recursion_reentry, arg_pointer_save_area, frame_offset,
14077 context_display, trampoline_list, parm_birth_insn, invalid_stack_slot,
14078 last_parm_insn, max_parm_reg, parm_reg_stack_loc, sequence_rtl_expr,
14079 temp_slot_level, var_temp_slot_level, target_temp_slot_level):
14081 (push_function_context_to): Don't save them. Don't call
14082 save_storage_status, save_emit_status or save_expr_status.
14083 (pop_function_context_from): Don't restore them. Don't call
14084 restore_storage_status or restore_expr_status.
14085 (get_func_frame_size): New function.
14086 (get_frame_size): Use it.
14087 (assign_outer_stack_local): Reflect some member name changes in struct
14089 (put_reg_into_stack): Likewise.
14090 (assign_stack_temp_for_type): sequence_rtl_expr was renamed to
14092 (fixup_var_refs): Likewise.
14093 (fix_lexical_addr): Likewise.
14094 (trampoline_address): Likewise.
14095 (prepare_function_start): Clear field inlinable of current_function.
14096 (init_function_for_compilation): New function.
14097 (expand_dummy_function_end): New function.
14098 (expand_function_end): Call finish_expr_for_function.
14099 * function.h (struct emit_status): New; fields moved here from struct
14100 function and from global variables. Add accessor macros for some of
14102 (struct expr_status): Likewise.
14103 (REGNO_POINTER_ALIGN, REGNO_POINTER_FLAG): Moved here from regs.h.
14104 (struct function): Add fields expr and emit, inlinable, inl_emit,
14105 original_arg_vector, original_decl_initial, inl_last_parm_insn,
14106 inl_max_label_num. Add many comments.
14107 Add accessor macros for all elts of struct function that no longer
14108 have a global variable.
14109 (cleanup_label, return_label, frame_offset, tail_recursion_label,
14110 tail_recursion_reentry, arg_pointer_save_area, rtl_expr_chain,
14111 stack_slot_list): Delete declarations.
14112 (get_func_frame_size): Declare.
14113 (save_expr_status, restore_expr_status, save_emit_status,
14114 save_storage_status, restore_storage_status): Delete declarations.
14115 (init_virtual_regs): Declare.
14116 * output.h (current_function_pops_args,
14117 current_function_returns_struct, current_function_returns_pcc_struct,
14118 current_function_needs_context, current_function_calls_setjmp,
14119 current_function_calls_longjmp, current_function_calls_alloca,
14120 current_function_has_nonlocal_label, current_function_varargs,
14121 current_function_has_computed_jump, current_function_returns_pointer,
14122 current_function_contains_functions, current_function_args_size,
14123 current_function_pretend_args_size, current_function_stdarg,
14124 current_function_outgoing_args_size, current_function_args_info,
14125 current_function_name, current_function_return_rtx,
14126 current_function_epilogue_delay_list,
14127 current_function_uses_const_pool, current_function_cannot_inline):
14128 Delete declarations.
14129 * regs.h (reg_rtx_no, regno_pointer_flag, regno_pointer_flag_length,
14130 regno_reg_rtx): Delete declaration.
14131 (REGNO_POINTER_FLAG): Delete macro.
14132 * stmt.c (expand_goto): Changes to reflect that some fields in struct
14133 function were renamed.
14134 * stor-layout.c (save_storage_status, restore_storage_status): Delete
14136 * toplev.c: Include "function.h".
14137 (current_function_decl): Delete declaration.
14138 (compile_file): Call init_dummy_function_start and
14139 expand_dummy_function_end around some initializations that need to
14141 (rest_of_compilation): Use DECL_SAVED_INSNS properly.
14142 Call init_function_for_compilation.
14143 * unroll.c: Include "function.h"
14144 (unroll_loop): Access regno_pointer_* variables through
14147 * tree.h (struct tree_decl): Add elt f to saved_insns member.
14148 (DECL_SAVED_INSNS): use it.
14149 (expand_dummy_function_end): Declare.
14150 (init_function_for_compilation): Declare.
14151 * calls.c (calls_function_1): Change use of DECL_SAVED_INSNS now
14152 that it's no longer an INLINE_HEADER.
14153 (expand_call): Likewise.
14154 * integrate.c (finish_inline): Delete function.
14155 (max_parm_reg, parm_reg_stack_loc): Delete declarations.
14156 (initialize_for_inline): Delete min_labelno, max_labelno and max_reg
14157 args. Don't generate an INLINE_HEADER rtx, just return the arg
14158 vector. All callers changed.
14159 (save_for_inline_copying): Create a duplicate struct emit_status to
14160 hold the emit state for compiling the current function. Use this and
14161 the other new fields in struct function that are for integration
14162 instead of an INLINE_HEADER.
14163 Use memcpy instead of bcopy.
14164 Store the current struct function in DECL_SAVED_INSNS of fndecl.
14165 (save_for_inline_nocopy): Similar changes, except no new emit_status
14167 (expand_inline_function): Get information from function structure,
14168 not from an inline header rtx.
14169 (output_inline_function): Lose code to extract the necessary
14170 information from an inline header; simply put back the function
14171 structure into current_function. Clear its inlinable elt.
14172 * rtl.def (INLINE_HEADER): Delete.
14173 * rtl.h: Delete all accessors for an INLINE_HEADER.
14174 (gen_inline_header_rtx): Delete declaration.
14175 (regno_reg_rtx, regno_pointer_align, nonlocal_goto_handler_labels):
14176 Delete declarations.
14177 (REGNO_POINTER_ALIGN): Delete.
14178 (clear_emit_caches): Declare.
14179 (set_new_last_label_num): Declare.
14181 Mon Aug 9 01:52:24 1999 Jason Merrill <jason@yorick.cygnus.com>
14183 * print-tree.c (print_node): Print base for OFFSET_TYPEs.
14185 * except.c (expand_eh_region_start_for_decl): Always start a new block.
14186 * stmt.c (is_eh_region): Make sure current_function is present, too.
14188 Mon Aug 9 01:15:24 1999 Jeffrey A Law (law@cygnus.com)
14190 * pa.h (HARD_REGNO_MODE_OK): Correctly handle FPregs, even when
14191 for 64bit PA targets.
14193 * pa.h (SELECT_SECTION): Define.
14194 * som.h (SELECT_SECTION): Delete.
14196 Sun Aug 8 15:13:20 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14198 * alias.c (init_alias_analysis): Wrap call to
14199 `prologue_epilogue_contains' within HAVE_prologue||HAVE_epilogue.
14201 1999-08-07 Bruce Korb <autogen@linuxbox.com>
14203 * fixinc/inclhack.def(irix_asm_apostrophe): IRIX 5.2's
14204 <sys/asm.h> contains an asm comment with an apostrophe
14205 * fixinc/inclhack.sh: regen
14206 * fixinc/fixincl.x: regen
14208 Sat Aug 7 19:37:07 1999 Richard Henderson <rth@cygnus.com>
14210 * function.c (init_function_start): Clear prologue & epilogue.
14211 (prologue_epilogue_contains): New function.
14212 * alias.c (init_alias_analysis): Use it.
14213 * rtl.h (prologue_epilogue_contains): Declare it.
14215 Sat Aug 7 19:32:16 1999 Richard Henderson <rth@cygnus.com>
14217 * jump.c (onlyjump_p): New function.
14218 * rtl.h: Declare it.
14219 * flow.c (delete_unreachable_blocks): Use onlyjump_p instead
14220 of condjump_p in calling tidy_fallthru_edge and merge_blocks.
14222 Sat Aug 7 17:09:36 1999 Richard Henderson <rth@cygnus.com>
14224 * global.c (build_insn_chain): Use EXECUTE_IF_SET_IN_REG_SET
14225 to invert loops. Simplify block scanning.
14227 Sat Aug 7 02:11:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
14229 * gcse.c (hash_scan_set): Treat SYMBOL_REFs like CONST_INTs.
14230 (cprop_insn): Treat SYMBOL_REFs like CONST_INTs.
14232 1999-08-07 Jonathan Larmour <jlarmour@cygnus.co.uk>
14234 * config/sparc/liteelf.h: New file to support sparclite-elf target
14235 * config/sparc/t-sp86x: New file to support sparc86x targets
14236 * config/sparc/sp86x-aout.h: New file to support sparc86x-aout target
14237 * config/sparc/sp86x-elf.h: New file to support sparc86x-elf target
14238 * configure.in: Support above target triplets
14239 * configure: Regenerated
14241 Sat Aug 7 01:39:27 1999 Philippe De Muyter <phdm@macqel.be>
14243 * fixinc/server.c (server_setup): Do not prefix function used as
14244 parameter with `&'.
14246 Sat Aug 7 00:21:20 1999 Richard Henderson <rth@cygnus.com>
14248 * alpha.md (movhi and movqi patterns): Correct predicate for !BWX.
14249 Remove fp reg alternatives.
14251 Sat Aug 7 00:06:54 1999 Jeffrey A Law (law@cygnus.com)
14253 * Makefile.in (TAROUTOPTS): Kill.
14254 (install-headers-tar): Use "xpf" for tar headerfile extraction
14255 * i370/x-oe (TAROUTOPTS): Delete.
14256 * m68k/x-apollo68 (TAROUTOPTS): Delete.
14257 * m68k/x-hp320 (TAROUTOPTS): Delete.
14258 * m68k/x-hp320g (TAROUTOPTS): Delete.
14259 * gcc.texi: Update bug reporting text.
14261 1999-08-6 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
14263 * reg-stack.c (change_stack) Fixed problem with negative array index.
14265 Fri Aug 6 23:08:44 1999 Jeffrey A Law (law@cygnus.com)
14267 * extend.texi, install.texi: Fix spelling mistakes.
14269 * Makefile.in (PREMADE_ATTRTAB_MD, PREMADE_ATTRTAB): Delete.
14270 (s-attrtab); No longer try to use pre-made insn-attrtab file.
14271 * mips/t-bsd: Delete references to obsolete PREMADE_ATTRTAB and
14272 PREMADE_ATTRTAB_MD.
14273 * mips/t-ecoff: Likewise.
14274 * mips/t-elf: Likewise.
14275 * mips/t-mips: Likewise.
14276 * mips/t-osfrose: Likewise.
14277 * mips/t-r3900: Likewise.
14278 * mips/t-svr3: Likewise.
14279 * mips/t-svr4: Likewise.
14280 * mips/t-ultrix: Likewise.
14282 * gcc.texi: Document recommend means to provide software floating
14283 point libraries in libgcc.a
14285 1999-08-06 Jason Merrill <jason@yorick.cygnus.com>
14287 * c-lex.c (yylex): We can have a number with no digits.
14289 Fri Aug 6 16:53:55 EDT 1999 John Wehle (john@feith.com)
14291 * jump.c (delete_prior_computation): New function, broken
14292 out of delete_computation. Check for side effects with
14293 side_effects_p instead of FIND_REG_INC_NOTE. Handle
14294 multi-word hard registers.
14295 (delete_computation): Use it. Check for side effects with
14296 side_effects_p instead of FIND_REG_INC_NOTE. Synthesize a
14297 missing REG_DEAD note for a register which is both set and
14300 Fri Aug 6 11:05:29 1999 Jeffrey A Law (law@cygnus.com)
14302 * elf.h (TEXT_SPACE_P, FUNCTION_NAME_P): Delete.
14303 (ASM_GLOBALIZE_LABEL, ASM_OUTPUT_INT, ASM_OUTPUT_DOUBLE_INT): Likewise.
14304 (ASM_FILE_START): Import _mcount with the right type.
14305 (ASM_DECLARE_FUNCTION_NAME): Define.
14306 (ASM_OUTPUT_EXTERNAL, ASM_OUTPUT_EXTERNAL_LIBCALL): Define.
14307 * pa.c (output_function_prologue): Always emit the function's label
14309 * pa.h (TEXT_SPACE_P): Define.
14310 (FUNCTION_NAME_P, ENCODE_SECTION_INFO, STRIP_NAME_ENCODING): Likewise.
14311 (ASM_OUTPUT_INT, ASM_OUTPUT_DOUBLE_INT, ASM_GLOBALIZE_LABEL): Likewise.
14312 * som.h (TEXT_SPACE_P): Delete.
14313 (FUNCTION_NAME_P, ENCODE_SECTION_INFO, STRIP_NAME_ENCODING): Likewise.
14314 (ASM_GLOBALIZE_LABEL, ASM_OUTPUT_INT): Likewise.
14316 Thu Aug 5 19:29:39 1999 Jim Wilson <wilson@cygnus.com>
14318 * expr.c (emit_group_load): Allow src to be a CONCAT.
14320 Thu Aug 5 22:27:15 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
14322 * config/sh/lib1funcs.asm (___movstrSI0): Change or r0,r0,r0 to nop.
14323 (___mulsi3): Use '!' comment character.
14325 Thu Aug 5 13:34:14 1999 Bernd Schmidt <bernds@cygnus.co.uk>
14327 * reload1.c (maybe_fix_stack_asms): Also declare P as "const char *".
14329 Thu Aug 5 02:40:42 1999 Jeffrey A Law (law@cygnus.com)
14331 * gcc.c: Update URLs and mail addresses.
14332 * gcc.texi: Likewise.
14334 Thu Aug 5 01:14:13 1999 Daniel Jacobowitz <drow@false.org>
14336 * rs6000.c (current_file_function_operand): Return zero for
14338 (rs6000_encode_section_info): Do not set SYMBOL_REF_FLAG for
14340 * rs6000.h (ENCODE_SECTION_NIFO): Do not set SYMBOL_REF_FLAG
14343 Thu Aug 5 00:56:30 1999 Geoffrey Keating <geoffk@cygnus.com>
14345 * rs6000.c (rs6000_stack_info): For ABI_V4/ABI_SOLARIS -fpic, always
14346 allocate space in the stack frame for the PIC register.
14348 Thu Aug 5 00:20:47 1999 Jeffrey A Law (law@cygnus.com)
14350 * m68k.md (xordi3, anddi3): These patterns are not available on
14353 Wed Aug 4 23:39:20 1999 Mark Mitchell <mark@codesourcery.com>
14355 * real.c (GET_REAL): Don't violate ANSI/ISO aliasing rules.
14356 (PUT_REAL): Likewise.
14358 Wed Aug 4 20:45:04 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
14360 * final.c (shorten_branches): Don't add an alignment for loops
14361 that have no label inside.
14363 Wed Aug 4 16:39:24 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14365 * builtins.c (expand_builtin_memcmp, expand_builtin_strcmp): Wrap
14366 prototypes in macro HAVE_cmpstrsi.
14368 * cpplib.c (cpp_get_token): Remove unused label `op3'.
14370 * emit-rtl.c (operand_subword): Remove unused variable
14373 * rtl.c (shallow_copy_rtx): Remove unused variable `format_ptr'.
14375 * tree.c (chainon): Wrap variable `t2' in macro ENABLE_CHECKING.
14377 Wed Aug 4 13:29:23 1999 Zack Weinberg <zack@bitmover.com>
14379 * cpphash.c (macroexpand): Delete leading whitespace when arg
14380 is concatenated before.
14381 (unsafe_chars): Correct test for whether + and - can extend a
14384 * cppinit.c (cpp_start_read): Do dependencies for
14385 -include/-imacros files also.
14387 * cpplib.c (cpp_scan_buffer): In no-output mode, don't bother
14388 tokenizing non-directive lines.
14389 (cpp_expand_to_buffer): Temporarily disable no-output mode.
14390 * cppmain.c: In no-output mode, just call cpp_scan_buffer for
14393 Wed Aug 4 12:53:44 1999 Jason Merrill <jason@yorick.cygnus.com>
14395 * expr.c (expand_expr, case PLUS_EXPR): Fix parallel case, too.
14397 * c-lex.c: Sync with C++ frontend.
14398 (linemode): New variable.
14399 (parse_float): imag, conversion_errno, and type are output only.
14400 (yylex): Adjust. Move initial '.' case into main switch.
14402 (handle_generic_pragma): Just deal with tokens.
14403 (readescape): Use ISXDIGIT and ISGRAPH.
14404 * c-parse.in: Add END_OF_LINE token.
14406 * c-lex.c (lang_init): Generalize.
14407 (nextchar): Remove. Replace uses with UNGETC.
14408 (skip_white_space): Handle linemode here. Optimize for cpplib.
14409 (skip_white_space_on_line): Remove.
14410 (extend_token_buffer_to): New fn.
14411 (extend_token_buffer): Use it.
14412 (read_line_number, check_newline): Just deal with tokens.
14413 (token_getch, token_put_back): New fns.
14414 (yylex): Use them. More cpplib optimizations. Simplify.
14416 Wed Aug 4 12:53:44 1999 Michael Tiemann <tiemann@holodeck.cygnus.com>
14417 Jason Merrill <jason@yorick.cygnus.com>
14419 * c-lex.c (init_parse): Set cpp_token to CPP_DIRECTIVE.
14420 (consume_string): Make this smart about USE_CPPLIB.
14421 (check_newline): Rewrite to be intelligent about USE_CPPLIB.
14422 (yylex): Rewrite to be intelligent about USE_CPPLIB.
14423 Also, clean up cases where we redundantly set token_buffer[0].
14424 (read_line_number): New fn.
14425 (ignore_escape_flag): New variable.
14427 Wed Aug 4 13:12:17 1999 Jeffrey A Law (law@cygnus.com)
14429 * a29k/t-a29kbare: Fix some comments.
14430 (LIB2FUNCS_EXTRA): Remove fp-bit.c and dp-bit.c
14431 (FPBIT, DPBIT): Define.
14432 * a29k/t-vx29k: Likewise.
14433 * arc/t-arc: Likewise.
14434 * arm/t-arm-elf: Likewise.
14435 * arm/t-bare: Likewise.
14436 * arm/t-pe: Likewise.
14437 * arm/t-pe-thumb: Likewise.
14438 * arm/t-semi: Likewise.
14439 * arm/t-thumb: Likewise.
14440 * arm/t-thumb-elf: Likewise.
14441 * arm/t-thumb-linux: Likewise.
14442 * h8300/t-h8300: Likewise.
14443 * i960/t-i960: Likewise.
14444 * i960/t-vxworks960: Likewise.
14445 * m32r/t-m32r: Likewise.
14446 * mips/t-ecoff: Likewise.
14447 * mips/t-elf: Likewise.
14448 * mips/t-r3900: Likewise.
14449 * pa/t-pro: Likewise.
14450 * rs6000/t-aix43: Likewise.
14451 * rs6000/t-beos: Likewise.
14452 * rs6000/t-newas: Likewise.
14453 * rs6000/t-ppccomm: Likewise.
14454 * rs6000/t-rs6000: Likewise.
14455 * rs6000/t-winnt: Likewise.
14456 * rs6000/t-xnewas: Likewise.
14457 * rs6000/t-xrs6000: Likewise.
14458 * sh/t-sh: Likewise.
14459 * sparc/t-elf: Likewise.
14460 * sparc/t-sparcbare: Likewise.
14461 * sparc/t-sparclite: Likewise.
14462 * sparc/t-splet: Likewise.
14463 * v850/t-v850: Likewise.
14464 * mn10200/t-mn10200: Fix comments.
14465 * mn10300/t-mn10300: Likewise.
14467 * pa.md (divsi3, udivsi3, modsi3, umodsi3 expanders): Clobber a new
14468 dummy operand. Allocate a new pseudo for the dummy operand.
14469 (divsi3, udivsi3, modis3, umodsi3 patterns): Corresponding changes.
14471 * pa.md (movqi, movhi patterns): Do not expose FP regs to regclass.
14473 Wed Aug 4 11:53:55 1999 Tom Tromey <tromey@cygnus.com>
14475 * configure: Rebuilt.
14476 * configure.in: Removed --enable-java-gc option and JAVAGC subst.
14478 Wed Aug 4 09:06:14 1999 Richard Earnshaw (rearnsha@arm.com)
14480 * recog.c (preproces_constraints): Zero recog_op_alt before
14481 processing the constraints.
14483 * arm.c (typedef minipool_node): Renamed from pool_node.
14484 (minipool_vector, minipool_size, minipool_vector_label): Similarly.
14485 (add_minipool_constant): New function.
14486 (dump_minipool): New function.
14487 (find_barrier): Remove special case for getting the insn size of
14488 an insn that references the constant pool.
14489 (minipool_fixup): New structure.
14490 (push_minipool_barrier): New function.
14491 (push_minipool_fix): New function.
14492 (note_invalid_constants): New function.
14493 (add_pool_constant, dump_table, fixit, broken_move): Delete.
14494 (arm_reorg): Rewrite code to fix up the constant pool into a
14495 series of mini-pools embedded in the insn stream.
14496 (arm_output_epilogue): New function, made mainly from the body
14497 of output_func_epilogue.
14498 (output_func_epilogue): Move insn generation part of epilogue code
14499 to arm_output_epilogue.
14500 * arm.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY): Delete.
14501 * arm.md (pool_range): New attribute.
14502 (zero_extendqidi2): Add attribute pool_range.
14503 (zero_extend_hisi_insn, load_extendqisi, extendhisi_insn,
14504 extendqihi_insn, extendqisi_insn, movdi, movsi_insn, pic_load_addr,
14505 pic_load_addr_based_insn, movhi_insn_arch4, movhi_insn_littleend,
14506 movhi_insn_bigend, loadhi_si_bigend, movsf_hard_insn, movsf_soft_insn,
14507 movdf_hard_insn, movdf_soft_insn, movxf_hard_insn): Likewise.
14508 (epilogue): New expand.
14509 (epilogue_insn): New insn. Call arm_output_epilogue.
14511 * arm.c (arm_poke_function_name): Undo change of July 17. Tidy up.
14512 * arm.h (TARGET_SWITCHES): Add missing doc string for TARGET_DEFAULT.
14514 Mon Aug 2 19:18:44 1999 Jason Merrill <jason@yorick.cygnus.com>
14516 * linux.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
14518 1999-08-04 Mark Elbrecht <snowball3@bigfoot.com>
14520 * config/i386/djgpp.h (BSS_SECTION_ASM_OP): Define.
14522 Wed Aug 4 02:15:32 1999 Richard Henderson <rth@cygnus.com>
14524 * jump.c (delete_insn): Delete the addr_vec when deleting a tablejump.
14526 Wed Aug 4 01:48:08 1999 Jim Kingdon <http://developer.redhat.com>
14528 * global.c: Fix comment.
14530 Wed Aug 4 01:43:01 1999 Ian Lance Taylor <ian@zembu.com>
14532 * gcc.c (access_check): New static function.
14533 (find_a_file): Use it when searching a directory list.
14534 * collect2.c (find_a_file): Don't accept directories found when
14535 searching a directory list.
14537 Wed Aug 4 01:40:43 1999 Philippe De Muyter <phdm@macqel.be>
14539 * tlink.c (symbol_hash_lookup): Do not prefix functions used as
14540 function parameters with `&'.
14541 (file_hash_lookup, demangled_hash_lookup, tlink_init): Ditto.
14543 Wed Aug 4 01:08:44 1999 Jeffrey A Law (law@cygnus.com)
14545 * flow.c (delete_unreachable_blocks): Do not call merge_blocks
14546 or tidy_fallthru_edge if the last insn in the block is not
14547 an unconditional jump or a simple conditional jump.
14549 Tue Aug 3 20:21:20 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
14551 * Makefile.in (c-decl.o): Depends on defaults.h.
14553 Tue Aug 3 14:14:52 1999 Jeffrey A Law (law@cygnus.com)
14555 * pa.h (HARD_REGNO_NREGS): FP registers are always 4 bytes wide for
14557 (CLASS_MAX_NREGS): Likewise.
14559 Tue Aug 3 03:51:20 1999 Jeffrey A Law (law@cygnus.com)
14561 * cse.c (cse_insn): Fix dumb thinko in last change.
14563 Tue Aug 3 10:36:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
14565 * reload1.c (maybe_fix_stack_asms): Declare CONSTRAINTS as
14568 Mon Aug 2 23:45:45 1999 Hans-Peter Nilsson <hp@bitrange.com>
14570 * dwarf2out.c (add_location_or_const_value_attribute): Correct
14571 test for sizes of passed and declared parameter types.
14573 Tue Aug 3 00:03:41 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14575 * fixincludes: Fix the return type of bsearch, char* -> void*.
14577 * fixinc/inclhack.def: Likewise.
14579 Mon Aug 2 18:29:32 1999 Mark Mitchell <mark@codesourcery.com>
14581 * invoke.texi (-fdump-translation-unit): New option.
14583 Mon Aug 2 17:54:19 1999 Richard Henderson <rth@cygnus.com>
14585 * expr.h (PROMOTE_PROTOTYPES): Move ...
14586 * defaults.h: ... to here.
14587 * c-decl.c: Include defaults.h instead of expr.h.
14588 * c-typeck.c: Include defaults.h.
14590 Mon Aug 2 17:10:24 1999 Mark Mitchell <mark@codesourcery.com>
14592 * toplev.h (errorcount): Declare.
14593 (warningcount): Likewise.
14594 (sorrycount): Likewise.
14595 * c-lex.c (errorcount): Don't declare.
14596 * dwarf2out.c (errorcount): Don't declare.
14598 Mon Aug 2 17:02:08 1999 Jason Merrill <jason@yorick.cygnus.com>
14600 * config/libgloss.h: Add a note discouraging use with ELF.
14601 * configure.in: Don't use libgloss.h for ELF targets.
14602 Always use_collect2 on a.out targets.
14604 Mon Aug 2 16:27:42 1999 Jim Wilson <wilson@cygnus.com>
14606 * combine.c (force_to_mode, case LSHIFTRT): Add goto shiftrt.
14607 (force_to_mode, case ASHIFTRT): Add shiftrt label.
14609 Tue Aug 3 00:45:02 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
14611 * loop.c (strength_reduce): When doing biv->giv conversion, update
14612 reg note of NEXT->insn.
14614 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
14616 * real.c (PUT_REAL): Clear unused bytes if long double is IEEE quad.
14618 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
14620 * c-decl.c (get_parm_info, store_parm_decls): Change all uses of
14621 PROMOTE_PROTOTYPES, so that it tests it as a C expression.
14622 Ensure expr.h is included.
14623 * c-typecheck.c (convert_arguments): Ditto.
14625 * expr.h: Supply default for PROMOTE_PROTOTYPES (0).
14627 * config/arc/arc.h: Define PROMOTE_PROTOTYPES to 1.
14628 * config/convex/convex.h: Ditto.
14629 * config/dsp16xx/dsp16xx.h: Ditto.
14630 * config/fx80/fx80.h: Ditto.
14631 * config/gmicro/gmicro.h: Ditto.
14632 * config/i370/i370.h: Ditto.
14633 * config/i386/i386.h: Ditto.
14634 * config/m32r/m32r.h: Ditto.
14635 * config/m68k/m68k.h: Ditto.
14636 * config/m88k/m88k.h: Ditto.
14637 * config/mips/mips.h: Ditto.
14638 * config/pa/pa.h: Ditto.
14639 * config/pyr/pyr.h: Ditto.
14640 * config/tahoe/tahoe.h: Ditto.
14641 * config/we32k/we32k.h: Ditto.
14643 * config/sparc/sparc.h: Define PROMOTE_PROTOTYPES
14644 based on arch size.
14646 * config/i1750a/i1750a.h: Define PROMOTE_PROTOTYPES to 0.
14648 * config/i860/paragon.h: Remove PROMOTE_PROTOTYPES
14651 * tm.texi: Document new usage of PROMOTE_PROTOTYPES.
14653 1999-08-02 Richard Henderson <rth@cygnus.com>
14655 * m32r.c (m32r_setup_incoming_varargs): Use get_varargs_alias_set
14656 for the register spill block.
14657 (m32r_va_arg): New.
14658 * m32r.h (EXPAND_BUILTIN_VA_ARG): New.
14659 (EXPAND_BUILTIN_SAVEREGS): Delete #if 0 code.
14661 * m32r.h (INT8_P): Don't short-cut test with (unsigned).
14662 (INT16_P, CMP_INT16_P, UINT16_P): Likewise.
14663 (UPPER16_P, UINT24_P, INT32_P, UINT5_P): Likewise.
14665 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
14667 * config/sparc/linux.h: Define WCHAR_TYPE as "int" and undef
14668 MAX_WCHAR_TYPE defined in sparc.h.
14669 * config/sparc/linuxaout.h: Likewise.
14670 * config/sparc/linux64.h: Likewise.
14671 Also default to -mvis if CPU is UltraSPARC.
14673 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
14675 * config/sparc/sparc.h (ASM_DECLARE_REGISTER_GLOBAL): New macro.
14676 (RTX_OK_FOR_OLO10): Likewise.
14677 (GO_IF_LEGITIMATE_ADDRESS): If assembler supports offsetable
14678 %lo(), allow it in addresses...
14679 (PRINT_OPERAND_ADDRESS): ... and print it appropriately.
14680 * config/sparc/sparc.md (sethi_di_medlow_embmedany_pic): sethi %lo()
14681 does not make sense.
14682 * config/sparc/sparc.c (sparc_hard_reg_printed): New array.
14683 (sparc_output_scratch_registers): New function.
14684 (output_function_prologue, sparc_flat_output_function_prologue): Use
14686 * varasm.c (make_decl_rtl): Use ASM_DECLARE_REGISTER_GLOBAL if
14688 * tm.texi (ASM_DECLARE_REGISTER_GLOBAL): Document it.
14689 * configure.in: Add check for .register pseudo-op support in as and
14690 check for offsetable %lo().
14691 * acconfig.h: Add templates for the above checks.
14692 * configure: Regenerate.
14694 1999-08-02 Richard Henderson <rth@cygnus.com>
14696 * sparc/linux64.h (TARGET_DEFAULT): Remove MASK_APP_REGS.
14697 * sparc/sol2-sld-64.h (TARGET_DEFAULT): Likewise.
14698 * sparc/sol2.h (TARGET_DEFAULT): Likewise.
14700 Mon Aug 2 23:46:45 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
14702 * loop.c (strength_reduce): When doing biv->giv conversion, fix up
14705 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
14707 * config/float-sparc.h: New file.
14708 * configure.in: Use float_format=sparc for sparc-*-linux-gnulibc1,
14709 sparc-*-linux-gnu and sparc64-*-linux*.
14711 1999-08-02 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
14713 * rs6000.c (rs6000_va_list): Type is an array.
14714 (rs6000_va_start): Don't doubly adjust for varargs.
14715 (rs6000_va_arg): Evaluate long long GPR adjustment.
14717 Mon Aug 2 16:15:57 1999 David Edelsohn <edelsohn@gnu.org>
14719 * rs6000/aix43.h (SUBTARGET_SWITCHES): Use -m64 and -m32 instead of
14720 -maix64 and -maix32.
14721 (ASM_SPEC, ASM_CPU_SPEC, CPP_SPEC, CPP_CPU_SPEC, LIB_SPEC,
14722 LINK_SPEC): Change appropriately.
14723 * rs6000/rs6000.c (short_cint_operand): Use CONST_OK_FOR_LETTER_P.
14724 (u_short_cint_operand): Likewise.
14725 * rs6000/rs6000.md (movdi splitters): Add TARGET_POWERPC64 support
14727 * rs6000/t-aix43 (MULTILIB): Change to -m64.
14729 * invoke.texi (RS/6000 Submodel): Document 64-bit processor options.
14731 Mon Aug 2 16:15:57 1999 Geoff Keating <geoffk@cygnus.com>
14733 * rs6000/rs6000.c (num_insns_constant_wide): Correct
14734 for type promotion.
14735 (add_operand): Get test correct for 64-bit HOST_WIDE_INT.
14736 (non_add_cint_operand): Likewise.
14737 (logical_operand): Likewise.
14738 (non_logical_cint_operand): Likewise.
14739 (print_operand): Correct printf()s for 64-bit HOST_WIDE_INT.
14740 (print_operand_address): Correct printf() for 64-bit HOST_WIDE_INT.
14741 (rs6000_select_rtx_section): Suppress warning.
14742 (small_data_operand): Suppress warning.
14743 (rs6000_got_register): Suppress warning.
14744 * rs6000/rs6000.md (andsi3): HOST_WIDE_INT is a signed
14745 type, so `J' is generally the wrong constraint for a SImode value;
14747 (andsi3_internal2): Likewise.
14748 (andsi3_internal3): Likewise.
14749 (iorsi3_internal1): Likewise.
14750 (xorsi3_internal1): Likewise.
14752 (movsf_softfloat): Likewise.
14753 (scc insns): Likewise.
14754 (movsi+2): Preserve sign bits of SImode constant.
14755 (floatsidf2_internal+1): Sign-extend SImode constant correctly.
14756 (movdf+1): Sign-extend properly.
14757 (movdi_32+1): Sign-extend properly.
14758 (scc insns): Sign-extend properly.
14760 * md.texi (RS/6000 EXTRA_CONSTRAINTS): Update documentation for J,
14763 1999-08-02 Richard Henderson <rth@cygnus.com>
14765 * alpha.c (override_options): Move ev6 alpha_tp frobbing out of
14766 -mcpu parsing code.
14767 (print_operand): Notice alpha_fptm not alpha_tp for sw completion.
14768 * alpha.md (all fp insns): Likewise.
14770 1999-08-02 Nick Clifton <nickc@cygnus.com>
14772 * config/v850/v850.h (STRICT_ALIGNMENT): Only define if not
14775 Mon Aug 2 03:38:33 1999 Jeffrey A Law (law@cygnus.com)
14777 * pa.c (legitimize_pic_address): Clarify comments. Do not call the
14778 pic_load_label generator directly.
14779 * pa.md (pic_load_label): Clarify comments. Remove modes on operands.
14780 No longer a named pattern.
14782 Mon Aug 2 09:38:10 1999 Nick Clifton <nickc@cygnus.com>
14784 * explow.c (force_reg): Call force_operand if X does not
14785 satisfy general_operand.
14787 Mon Aug 2 01:34:22 1999 Jeffrey A Law (law@cygnus.com)
14789 * fix-header.c (main): When testing for CONTINUED, use string
14790 equality, not pointer equality.
14792 Mon Aug 2 01:27:24 1999 Dan Nicolaescu <dann@ics.uci.edu>
14794 * sparc.c (sparc_block_profiler): Use the %g2 register, not %o0.
14796 Sun Aug 1 22:46:42 1999 Jeffrey A Law (law@cygnus.com)
14798 * cse.c (cse_insn): Fix loop which deletes insns after a jump
14799 that has become an unconditional jump.
14801 * m68k.c (output_function_prologue): Fix typo in CPU32 case.
14802 (output_function_epilogue): Similarly.
14804 Sun Aug 1 20:14:00 1999 Bernd Schmidt <bernds@cygnus.co.uk>
14806 * tree.h (init_dummy_function_start): Declare.
14808 Sun Aug 1 12:55:31 1999 Bernd Schmidt <bernds@cygnus.co.uk>
14810 * stmt.c (emit_filename, emit_lineno, expr_stmts_for_value,
14811 last_expr_type, last_expr_value, block_start_count, block_stack,
14812 stack_block_stack, cond_stack, loop_stack, case_stack, nesting_stack,
14813 nesting_depth, goto_fixup_chain): Delete global vars; now allocated
14814 dynamically in stmt elt of struct function for each function.
14815 (struct nesting): Rename function_call_count elt to n_function_calls,
14816 target_temp_slot_level to block_target_temp_slot_level. All users
14818 (struct stmt_status): New structure definition.
14819 Add many accessor macros for stmt_status elements which previously
14820 were global variables.
14821 (init_stmt_for_function): Allocate stmt elt for current_function.
14822 Reflect that block_start_count was renamed to
14823 current_block_start_count.
14824 (save_stmt_status, restore_stmt_status): Delete functions.
14825 (preserve_subexpressions_p): Don't access loop_stack when outside
14827 (expand_start_bindings): Reflect that block_start_count was renamed to
14828 current_block_start_count.
14829 (expand_fixup): Likewise.
14830 (expand_decl): Don't access block_stack when outside a function.
14831 (expand_decl_cleanup): Likewise.
14832 (expand_dcc_cleanup): Likewise.
14833 (expand_dhc_cleanup): Likewise.
14834 (expand_anon_union_decl): Likewise.
14835 (set_file_and_line_for_stmt): New function.
14836 (in_control_zone_p): New function.
14838 * function.h (struct function): Add new elt stmt.
14839 Delete elts block_stack, stack_block_stack, cond_stack, loop_stack,
14840 case_stack, nesting_stack, nesting_depth, block_start_count,
14841 last_expr_type, last_expr_value, expr_stmts_for_value, emit_filename,
14842 emit_lineno, goto_fixup_chain.
14843 (save_eh_status, restore_eh_status, save_stmt_status,
14844 restore_stmt_status): Delete declarations.
14845 * function.c (push_function_context_to): Don't call save_stmt_status.
14846 (pop_function_context_to): Don't call restore_stmt_status.
14847 * tree.h (in_control_zone_p): Declare.
14848 * rtl.h (set_file_and_line_for_stmt): Declare.
14850 * emit-rtl.c (emit_line_note): Don't set emit_filename/emit_lineno;
14851 call set_file_and_line_for_stmt.
14853 Thu Jul 31 12:34:45 1999 Joe Buck <jbuck@synopsys.com>
14855 * gcc.texi: Use terms "GNU Compiler Collection" and "GCC".
14856 Also update copyright.
14858 Sat Jul 31 11:10:07 1999 Bernd Schmidt <bernds@cygnus.co.uk>
14860 * c-pragma.c: Don't include "except.h".
14861 * emit-rtl.c: Likewise.
14862 * stor-layout.c: Likewise.
14863 * tree.c: Likewise.
14864 * varasm.c: Likewise.
14866 * flow.c: Include "function.h".
14867 * tree.h (init_dummy_function_start): Declare new function.
14869 * except.h (struct eh_status): New structure.
14870 (struct label_node, struct eh_entry): Declare even if tree.h hasn't
14872 (eh_return_stub_label, ehstack, catchstack, ehqueue,
14873 catch_clauses, false_label_stack, caught_return_label_stack,
14874 protect_list, current_function_ehc): Add accessor macros for the
14875 corresponding fields in current_function->eh; delete declarations
14876 for all items that used to be declared here.
14877 * except.c (eh_return_stub_label, ehstack, catchstack, ehqueue,
14878 catch_clauses, false_label_stack, caught_return_label_stack,
14879 protect_list, current_function_ehc): Delete variables.
14880 (init_eh_for_function): Allocate current_function->eh.
14881 (save_eh_status, restore_eh_status): Delete functions.
14883 * function.h (struct function): Add fields next_global and eh.
14884 Delete all exception handling related fields.
14885 * function.c (current_function): New variable.
14886 (all_functions): New variable.
14887 (push_function_context_to): Don't allocate a struct function,
14888 use current_function instead. Call init_dummy_function_start when
14889 outside a function. Clear current_function before returning.
14890 (pop_function_context_from): Restore current_function.
14891 Don't free the restored struct function.
14892 (prepare_function_start): New function.
14893 (init_dummy_function_start): New function.
14894 (init_function_start): Break out some code into prepare_function_start
14897 * stmt.c (save_stmt_status): Don't call save_eh_status.
14898 (restore_stmt_status): Don't call restore_eh_status.
14900 * Makefile.in: Update dependencies.
14902 Sat Jul 31 04:10:01 1999 Jeffrey A Law (law@cygnus.com)
14904 * pa.c (compute_frame_size): Use STARTINg_FRAME_OFFSET instead
14905 of depending on a magic constant value. Update comments.
14906 (hppa_expand_prologue): Similarly.
14908 * pa.md (reload_indi, reload_outdi): Allow any register for the
14909 original reload register.
14911 Fri Jul 30 19:41:35 1999 Jim Wilson <wilson@cygnus.com>
14913 * cccp.c (print_help): Change marcos to macros.
14915 1999-07-30 Richard Henderson <rth@cygnus.com>
14917 * c-typeck.c (initializer_constant_valid_p): Move ...
14918 * c-common.c (initializer_constant_valid_p): ... here. Use
14919 FOO_TYPE_P instead of tests against TREE_CODE. Allow subtraction
14920 of label addresses.
14921 * c-common.h (initializer_constant_valid_p): Declare.
14922 * c-tree.h (initializer_constant_valid_p): Remove.
14924 Fri Jul 30 16:33:42 1999 Mathias Froehlich <frohlich@na.uni-tuebingen.de>
14926 * config/i386/sol2-c1.asm: Align the stack.
14927 * config/i386/sol2-gc1.asm: Likewise.
14929 1999-07-30 Vladimir Makarov <vmakarov@loony.cygnus.com>
14931 * config/sparc/sparc.h (ASM_CPU32_DEFAULT_SPEC): Change -Av8 onto
14932 -Asparclite for sparc86x.
14933 (CPP_CPU32_DEFAULT_SPEC, CPP_CPU_SPEC): Remove -D__sparc_v8__ for
14935 (ASM_CPU_SPEC): Use -Asparclite for sparc86x.
14937 Fri Jul 30 14:53:56 1999 Jakub Jelinek <jj@ultra.linux.cz>
14939 * config/sparc/linux64.h (CC1_SPEC): Preserve CPU specified by
14940 the user if using the non-default arch size in BI_ARCH configuration.
14941 * config/sparc/sol2-sld-64.h (CC1_SPEC): Ditto.
14943 * config/sparc/sparc.md (cmp_mul_set, cmp_udiv_cc_set):
14944 Fix patterns so that they actually match.
14945 (cmp_sdiv_cc_set): Ditto, also don't require g0 to be zero.
14946 (mulsidi3_sp64, const_mulsidi3_sp64): New patterns.
14947 (const_mulsidi3_sp32): Renamed from const_mulsidi3, only on
14949 (mulsidi3): Reflect this in the expand.
14950 (smulsi3_highpart): Only on TARGET_ARCH32.
14951 (umulsidi3_sp64, const_umulsidi3_sp64): New patterns.
14952 (const_umulsidi3_sp32): Renamed from const_umulsidi3.
14953 (umulsidi3): Reflect this in the expand.
14954 (umulsi3_highpart): Only on TARGET_ARCH32.
14955 (divsi3_sp32): Renamed from divsi3, only on TARGET_ARCH32,
14956 don't require g0 to be zero.
14957 (udivsi3_sp32): Renamed from udivsi3, only on TARGET_ARCH32.
14958 ({,u}divsi3): New expands.
14959 ({,u}divsi3_sp64): New patterns.
14960 (after lshrdi3_v8plus): Four new patterns to help combiner
14961 optimizing nested mixed mode shifts.
14963 * config/sparc/sparc.c (sparc_override_options): Use deprecated
14964 v8 instructions if optimizing for UltraSPARC I, II, IIi, as it
14965 speed things up. Don't use them by default on plain v9 in 64bit
14966 mode, according to what SPAMv9 sais.
14968 * config/sparc/sparc.h: Fix comments, e.g. Linux already preserves
14969 top 32 bits of %[og][0-7] in signal handlers.
14970 Also, TARGET_HARD_MUL32 now is only true for TARGET_ARCH32.
14972 Fri Jul 30 03:00:41 1999 Jeffrey A Law (law@cygnus.com)
14974 * pa.md (zvdep_imm32): Renamed from zvdep_imm.
14975 (ashlsi3): Corresponding changes.
14977 * pa.c (compute_zdepwi_operands): Renamed from compute_zdepi_operands.
14979 Thu Jul 29 18:37:13 1999 Jeffrey A Law (law@cygnus.com)
14981 * pa.h (FIRST_PARM_CALLER_OFFSET): Delete.
14983 Thu Jul 29 19:01:58 1999 Bernd Schmidt <bernds@cygnus.co.uk>
14985 * arm.h (Hint): Delete macro.
14986 Substitute HOST_WIDE_INT for Hint in some prototypes.
14987 * arm.c: Substitute HOST_WIDE_INT for Hint in one prototype.
14989 Thu Jul 29 09:21:42 1999 Nick Clifton <nickc@cygnus.com>
14991 * builtins.c (expand_builtin_setjmp): Use force_operand to
14992 make sure that the buffer address is in a suitable form to be
14993 passed to force_reg.
14995 Wed Jul 28 12:50:48 1999 Geoff Keating <geoffk@cygnus.com>
14997 * config/mips/mips.c: system.h handles MIN and MAX, don't undefine
15000 Wed Jul 28 13:18:35 1999 Jeffrey A Law (law@cygnus.com)
15002 * pa.md (indirect_jump): Remove mode from match_operand. Verify
15003 proper mode in the condition string.
15004 (icacheflush, dcacheflush): Remove modes from match_operands.
15006 * pa.c (emit_move_sequence): Always convert scratch_reg to the
15007 proper mode before using it.
15009 * pa.md (adddi3, subdi3): Turn into a define_expand/define_insn
15012 * pa.c (store_reg): Do not call add_high_const generator directly.
15013 (load_reg, set_reg_plus_d): Likewise.
15014 * pa.md (add_high_const): No longer a named pattern.
15016 * pa.c (legitimize_address): Consistently use Pmode rather than
15017 SImode. Do not call gen_pic2_highpart directly anymore.
15018 * pa.md (pic2_highpart): No longer a named pattern.
15019 (pic2_lo_sum): Similarly. Reformat to make more readable.
15021 * pa.md (call, call_value): Use "word_mode" instead of "SImode" as
15026 Wed Jul 28 11:28:04 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
15028 * builtins.c (expand_builtin): Typo in call to expand_builtin_ffs.
15030 Wed Jul 28 11:23:48 1999 Richard Henderson <rth@cygnus.com>
15032 * pa.c (hppa_builtin_saveregs): Use get_varargs_alias_set
15033 and tag the spill mems.
15034 (hppa_va_start): New.
15035 (hppa_va_arg): New.
15036 * pa.h (EXPAND_BUILTIN_VA_START): New.
15037 (EXPAND_BUILTIN_VA_ARG): New.
15039 Wed Jul 28 11:22:21 1999 Richard Henderson <rth@cygnus.com>
15041 * mn10300.c (mn10300_builtin_saveregs): Use get_varargs_alias_set
15042 and tag the spill mems.
15043 (mn10300_va_start): New.
15044 (mn10300_va_arg): New.
15045 * mn10300.h (EXPAND_BUILTIN_VA_START): New.
15046 (EXPAND_BUILTIN_VA_ARG): New.
15048 Wed Jul 28 11:20:19 1999 Richard Henderson <rth@cygnus.com>
15050 * mn10200.c (mn10200_va_arg): New.
15051 * mn10200.h (EXPAND_BUILTIN_VA_ARG): New.
15053 Wed Jul 28 11:19:06 1999 Richard Henderson <rth@cygnus.com>
15055 * builtins.c (std_expand_builtin_va_arg): Use int_size_in_bytes
15056 rather than play with TREE_INT_CST_LOW.
15058 1999-07-27 Philip Blundell <pb@nexus.co.uk>
15060 * config/arm/telf.h: Include dbxelf.h.
15061 (CPP_PREDEFINES): Only define if not already defined.
15062 (ASM_IDENTIFY_GCC): Likewise.
15063 (SUBTARGET_EXTRA_SECTIONS): Likewise.
15064 (SUBTARGET_EXTRA_SECTION_FUNCTIONS): Likewise.
15065 * config/arm/thumb.h (LINK_SPEC): Only define if not already
15067 (DBX_DEBUGGING_INFO): Don't define.
15068 * config/arm/linux-telf.h: New file.
15069 * config/arm/linux-tgas.h: New file.
15070 * config/arm/t-thumb-linux: New file.
15071 * config/arm/uclinux-elf.h: New file.
15072 * config/arm/uclinux-telf.h: New file.
15073 * configure.in (arm-*-uclinux, thumb-*-linux-gnu,
15074 thumb-*-uclinux): New targets.
15075 * configure: Regenerate.
15077 Tue Jul 27 23:20:21 1999 Jeffrey A Law (law@cygnus.com)
15079 * pa.md (post_store, pre_load): New expanders.
15080 (post_stwm, pre_ldwm): Renamed to post_stw and pre_ldw respectively.
15081 (post_ldwm, pre_stwm): Make these unnamed patterns since we never
15082 need to directly generate RTL for them.
15083 * pa.c (hppa_expand_prologue, hppa_expand_epilogue): Corresponding
15086 Tue Jul 27 16:05:52 1999 David Edelsohn <edelsohn@gnu.org>
15088 * aix43.h (ASM_CPU_SPEC, CPP_CPU_SPEC): Add rs64a and PPC630.
15089 * rs6000.c (processor_target_table): Add powerpc64, rs64a, and PPC630.
15090 (rs6000_cpu): Choose between 32-bit and 64-bit default processors.
15091 (secndary_reload_class): Make TARGET_ELF conditional compile.
15092 (print_operand_address): Similar.
15093 (output_toc): Print all values as hex.
15094 (get_issue_rate): Rearrange and add RS64A and PPC630.
15095 * rs6000.h (processor_type): Add RS64A and PPC630.
15096 (PROCESSOR_POWERPC64): New.
15097 (PROMOTE_MODE): Use word_mode.
15098 (RTX_COSTS): Add RS64A and PPC630.
15099 * rs6000.md (scheduling information): Add lmul and ldiv
15100 representing 64-bit integer multiply and divide. Add rs64a and
15101 PPC630 information.
15102 (ashldi3): Add support for "rldic" instruction.
15103 * sysv4.h (PROCESSOR_DEFAULT): Change to PROCESSOR_750.
15105 Tue Jul 27 15:31:53 1999 Vladimir Makarov <vmakarov@toad.to.cygnus.com>
15107 * config/sparc/sparc.c (sparc_override_options): Enable SPARCLITE
15108 instead of V8 for sparclite86x in cpu_table.
15110 Tue Jul 27 17:49:42 1999 Bernd Schmidt <bernds@cygnus.co.uk>
15112 * config/arm/coff.h (ASM_FILE_START): If generating SDB output, call
15113 output_file_directive.
15115 Tue Jul 27 03:15:33 1999 Jason Merrill <jason@yorick.cygnus.com>
15117 * expr.c (expand_expr, case PLUS_EXPR): Get the mode from the
15118 tree for op1, not the rtl.
15120 Tue Jul 27 00:18:34 1999 Richard Henderson <rth@cygnus.com>
15122 * m88k.c (m88k_builtin_saveregs): Break out the constructor code
15123 to m88k_va_start, leaving only the register spill.
15124 (m88k_build_va_list): New.
15125 (m88k_va_start): New.
15126 (m88k_va_arg): New.
15127 * m88k.h (BUILD_VA_LIST_TYPE): New.
15128 (EXPAND_BUILTIN_VA_START): New.
15129 (EXPAND_BUILTIN_VA_ARG): New.
15131 Mon Jul 26 19:07:11 1999 Geoff Keating <geoffk@cygnus.com>
15133 * config/rs6000/rs6000.c (rs6000_expand_builtin_saveregs):
15134 Rename from expand_builtin_saveregs.
15135 * config/rs6000/rs6000.h (EXPAND_BUILTIN_SAVEREGS): Change caller.
15137 Mon Jul 26 22:52:47 1999 Richard Henderson <rth@cygnus.com>
15139 * i960.c (i960_setup_incoming_varargs): Use get_varargs_alias_set
15140 for the register spill block.
15141 (i960_build_va_list): New.
15142 (i960_va_start): New.
15143 (i960_va_arg): New.
15144 * i960.h (BUILD_VA_LIST_TYPE): New.
15145 (EXPAND_BUILTIN_VA_START): New.
15146 (EXPAND_BUILTIN_VA_ARG): New.
15147 * i960.md (store_multiple): Use change_address on individul mems.
15149 Mon Jul 26 22:43:12 1999 Richard Henderson <rth@cygnus.com>
15151 * builtins.c (stabilize_va_list): Don't INDIRECT_REF through
15153 (std_expand_builtin_va_start): Back out one word if !stdarg_p.
15154 (expand_builtin_va_end): Evaluate arg for side effects.
15155 * c-common.c (c_common_nodes_and_builtins): Construct a
15156 va_list_arg_type_node to handle array decomposition to pointer.
15158 Mon Jul 26 18:51:34 1999 Richard Henderson <rth@cygnus.com>
15160 * except.c (start_dynamic_cleanup): Use force_operand on the
15163 Mon Jul 26 16:43:26 1999 Richard Henderson <rth@cygnus.com>
15165 * c4x.h (EXPAND_BUILTIN_VA_ARG): New.
15166 * c4x.c (c4x_va_arg): New.
15168 Mon Jul 26 12:30:09 1999 Jason Merrill <jason@yorick.cygnus.com>
15170 * cpplib.c (cpp_get_token): Don't return a CPP_POP if the buffer
15171 has manual_pop set.
15173 1999-07-26 Nathan Sidwell <nathan@acm.org>
15175 * eh-common.h (__eh_matcher): Prototype correctly.
15177 Mon Jul 26 17:24:51 1999 Philip Blundell <pb@nexus.co.uk>
15179 * config/arm/thumb.h (THUMB_FLAG_SINGLE_PIC_BASE): Define.
15180 (TARGET_SINGLE_PIC_BASE): Likewise.
15181 (GOT_PCREL, NEED_GOT_RELOC, NEED_PLT_RELOC): Provide default
15183 (TARGET_CALLEE_INTERWORKING): Fix typo in comment.
15184 (TARGET_SWITCHES): Add -m{no-}single-pic-base.
15185 (TARGET_OPTIONS): Add -mpic-register=N.
15186 (OUTPUT_INT_ADDR_CONST): New macro.
15187 (INDEX_REGISTER_RTX_P, PIC_OFFSET_TABLE_REGNUM, FINALIZE_PIC,
15188 LEGITIMATE_PIC_OPERAND_P): Likewise.
15189 (LEGITIMIZE_ADDRESS, GOT_IF_LEGITIMATE_ADDRESS): Support PIC.
15190 (ASM_OUTPUT_INT): Use OUTPUT_INT_ADDR_CONST rather than calling
15191 output_addr_const directly.
15192 (PRINT_OPERAND_PUNCT_VALID_P): Accept `|' for compatibility with
15194 (thumb_pic_register, thumb_pic_register_string): Declare.
15196 * config/arm/thumb.c (symbol_mentioned_p): New function: Imported
15198 (label_mentioned_p): New function: Imported from arm.c.
15199 (legitimize_pic_address): New function: Imported from arm.c.
15200 (is_pic):New function: Imported from arm.c.
15201 (thumb_finalize_pic):New function: Imported from arm.c.
15202 (add_constant): Cope with PIC constants.
15203 (fixit): Cope with PIC constants.
15204 (output_return): Do not treat the PIC register as live if
15205 TARGET_SINGLE_PIC_BASE is true.
15206 (thumb_function_prologue): Do not treat the PIC register as live if
15207 TARGET_SINGLE_PIC_BASE is true.
15208 (thumb_expand_prologue): Do not treat the PIC register as live if
15209 TARGET_SINGLE_PIC_BASE is true.
15210 (thumb_unexpand_epilogue): Do not treat the PIC register as live if
15211 TARGET_SINGLE_PIC_BASE is true.
15212 (thumb_print_operand): Accept '|'.
15213 (thumb_override_options): Process PIC options.
15215 * config/arm/thumb.md (movsi): Support PIC.
15216 (call_insn): Change "i" constraint to "X".
15217 (call_value_insn): Likewise.
15218 (consttable_4, consttable_8, consttable_end): Set and clear
15219 "making_const_table" as appropriate.
15220 (pic_load_addr, pic_add_dot_plus_four): New insns.
15222 * invoke.texi (Thumb Options): Fix spelling. Document new
15223 options -msingle-pic-base and -mpic-register=.
15225 1999-07-26 Andrew Haley <aph@cygnus.com>
15227 * config/m32r/initfini.c (__init): Use a full word immediate for
15228 __fini: this allows it to be placed in any memory region.
15230 * config/m32r/t-m32r: Compile crtinit.o and crtfini.o for
15231 -mmodel=medium. This is OK for all memory models.
15233 Mon Jul 26 11:58:46 1999 Nick Clifton <nickc@cygnus.com>
15235 * config/arm/arm.c: Replace %R%s in asm_fprintf strings with %r.
15236 * config/arm/arm.h: Replace %R%s in asm_fprintf strings with %r.
15238 Mon Jul 26 10:23:36 1999 Nick Clifton <nickc@cygnus.com>
15240 * final.c (asm_fprintf): Accept ASM_FPRINTF_EXTENSIONS, if
15243 * tm.texi: Document ASM_FPRINTF_EXTENSIONS.
15245 Sun Jul 25 23:51:59 1999 Richard Henderson <rth@cygnus.com>
15247 * i860.h (EXPAND_BUILTIN_SAVEREGS): New.
15248 (BUILD_VA_LIST_TYPE): New.
15249 (EXPAND_BUILTIN_VA_START): New.
15250 (EXPAND_BUILTIN_VA_ARG): New.
15251 * i860.c (output_delayed_branch): Disable.
15252 (output_delay_insn): Likewise.
15253 (i860_saveregs): New.
15254 (i860_build_va_list): New.
15255 (i860_va_start): New.
15256 (i860_va_arg): New.
15257 * i860.md: Disable all peepholes using output_delayed_branch.
15258 * i860/sysv4.h (I860_SVR4_VA_LIST): New.
15260 Sun Jul 25 23:44:13 1999 Richard Henderson <rth@cygnus.com>
15262 * clipper.h (EXPAND_BUILTIN_SAVEREGS): Remove argument.
15263 (BUILD_VA_LIST_TYPE): New.
15264 (EXPAND_BUILTIN_VA_START): New.
15265 (EXPAND_BUILTIN_VA_ARG): New.
15266 * clipper.c (clipper_builtin_saveregs): Only dump registers.
15267 Return the address of the save area.
15268 (clipper_build_va_list): New.
15269 (clipper_va_start): New.
15270 (clipper_va_arg): New.
15272 Sun Jul 25 22:56:47 1999 Richard Henderson <rth@cygnus.com>
15274 * arc.h (EXPAND_BUILTIN_VA_START): New.
15275 (EXPAND_BUILTIN_VA_ARG): New.
15276 * arc.c (arc_setup_incoming_varargs): Set alias set of
15278 (arc_va_start): New.
15281 Sun Jul 25 22:45:55 1999 Richard Henderson <rth@cygnus.com>
15283 * alpha.h (EXPAND_BUILTIN_SAVEREGS): Delete.
15284 (BUILD_VA_LIST_TYPE): New.
15285 (EXPAND_BUILTIN_VA_START): New.
15286 (EXPAND_BUILTIN_VA_ARG): New.
15287 * alpha.c (alpha_builtin_saveregs): Delete.
15288 (alpha_build_va_list): New.
15289 (alpha_va_start): New.
15290 (alpha_va_arg): New.
15292 Sun Jul 25 21:40:33 1999 Jeffrey A Law (law@cygnus.com)
15294 * config/svr4.h (CTORS_SECTION_ASM_OP): Do not emit directives in
15296 (DTORS_SECTION_ASM_OP, INIT_SECTION_ASM_OP): Likewise.
15297 (FINI_SECTION_ASM_OP, ASM_OUTPUT_SECTION_NAME): Likewise.
15299 * gcc.texi: More changes related to list conversion.
15300 * invoke.texi: Likewise.
15302 Sun Jul 25 18:15:39 1999 Richard Henderson <rth@cygnus.com>
15304 * builtins.c (expand_builtin_saveregs): Remove static, remove exp
15305 and ignore arguments, bail if no EXPAND_BUILTIN_SAVEREGS.
15306 (expand_builtin_next_arg): Accept ARGLIST not EXP.
15307 (stabilize_va_list): New function.
15308 (std_expand_builtin_va_start): New function.
15309 (expand_builtin_va_start): New function.
15310 (get_varargs_alias_set): New function.
15311 (std_expand_builtin_va_arg): New function.
15312 (expand_builtin_va_arg): New function.
15313 (expand_builtin_va_end): New function.
15314 (expand_builtin_va_copy): New function.
15315 (expand_builtin): Call them.
15316 * c-common.c (c_common_nodes_and_builtins): Build __builtin_va_list,
15317 __builtin_{varargs_start,stdarg_start,end,copy}.
15318 (build_va_arg): New function.
15319 * c-common.h (CTI_PTR_TYPE, ptr_type_node): Delete.
15320 (build_va_arg): Declare.
15321 * c-decl.c (ptr_type_node, va_list_type_node): New.
15322 * c-parse.gperf (__builtin_va_arg): New.
15323 * c-parse.in (VA_ARG): New token.
15324 (unary_expr): Recognize it.
15325 * expr.c (expand_expr): Expand VA_ARG_EXPR.
15326 * expr.h (std_expand_builtin_va_start): Declare.
15327 (std_expand_builtin_va_arg): Declare.
15328 (expand_builtin_va_arg): Declare.
15329 (get_varargs_alias_set): Declare.
15330 * tree.def (VA_ARG_EXPR): New.
15331 * tree.h (BUILT_IN_VARARGS_START): New.
15332 (BUILT_IN_STDARG_START, BUILT_IN_VA_END): New.
15333 (ptr_type_node, va_list_type_node): Declare.
15334 * tm.texi (EXPAND_BUILTIN_SAVEREGS): Kill unused ARGLIST argument.
15335 * m32r.h (EXPAND_BUILTIN_SAVEREGS): Likewise.
15336 * m88k.h, m88k.c: Likewise.
15337 * mn10300.h, mn10300.c: Likewise.
15338 * pa.h, pa.c: Likewise.
15339 * rs6000.h, rs6000.c: Likewise.
15340 * sh.h, sh.c: Likewise.
15341 * sparc.h, sparc.c: Likewise.
15343 * emit-rtl.c (operand_subword): Copy alias set.
15344 (change_address): Likewise.
15346 Sun Jul 25 15:04:37 1999 Jeffrey A Law (law@cygnus.com)
15348 * pa.c (compute_frame_size): Scan all the used callee saved registers,
15349 not just the first one.
15351 Fri Jul 23 14:09:58 1999 Philip Blundell <pb@nexus.co.uk>
15353 * config/arm/arm.h (TARGET_SWITCHES): Add
15354 -m{no-}single-pic-base. Correct help string for -mshort-load-words.
15355 (TARGET_OPTIONS): Add -mpic-register=.
15356 (ARM_FLAG_SINGLE_PIC_BASE, TARGET_SINGLE_PIC_BASE): Define.
15357 (arm_pic_register_string): Declare.
15358 (NEED_PLT_GOT): Delete, replace with ...
15359 (NEED_GOT_RELOC, NEED_PLT_RELOC): ... these. New macros.
15360 (OUTPUT_INT_ADDR_CONST): Replace NEED_PLT_GOT with NEED_GOT_RELOC.
15361 (ASM_OUTPUT_MI_THUNK): Replace NEED_PLT_GOT with NEED_PLT_RELOC.
15362 * config/arm/arm.c (arm_override_options): Add new option
15364 (arm_pic_register_string): New variable.
15365 (arm_finalize_pic): Respect TARGET_SINGLE_PIC_BASE.
15366 (output_func_prologue): If TARGET_SINGLE_PIC_BASE, treat the PIC
15367 register as never live. Use NEED_PLT_RELOC not NEED_PLT_GOT.
15368 (output_return_instruction): Likewise.
15369 * config/arm/elf.h (NEED_PLT_GOT): Delete, replace with ...
15370 (NEED_GOT_RELOC, NEED_PLT_RELOC): ... these. Define to flag_pic.
15371 * config/arm/arm.md: Use NEED_PLT_RELOC in place of NEED_PLT_GOT.
15373 * invoke.texi (ARM Options): Fix spelling. Remove duplicate
15374 mention of -msched-prolog. Document new options -msingle-pic-base
15375 and -mpic-register=.
15377 Thu Jul 22 18:23:56 1999 Richard Henderson <rth@cygnus.com>
15379 * haifa-sched.c (reemit_notes): Tidy.
15380 * sched.c (reemit_notes): Duplicate 1998-08-31 patch to
15383 Thu Jul 22 18:21:04 1999 Richard Henderson <rth@cygnus.com>
15385 * explow.c (trunc_int_for_mode): New function.
15386 (plus_constant_wide): Use it.
15387 * combine.c (simplify_and_const_int): Likewise.
15388 (merge_outer_ops): Likewise.
15389 (simplify_shift_const): Likewise.
15390 * cse.c (simplify_unary_operation): Likewise.
15391 (simplify_binary_operation): Likewise.
15392 * emit-rtl.c (operand_subword): Likewise.
15393 * rtl.h: Declare it.
15395 Thu Jul 22 14:34:59 1999 Bernd Schmidt <bernds@cygnus.co.uk>
15397 * config/arm/arm.c (arm_print_operand): Fix typo in 'M' case
15398 (use NUM_REGS instead of NUM_INTS).
15400 Thu Jul 22 11:25:20 1999 Bernd Schmidt <bernds@cygnus.co.uk>
15402 * builtins.c: New file.
15403 * expr.c (saveregs_value, apply_args_value): Delete definition,
15404 moved into builtins.c.
15405 (string_constant): No longer static.
15406 (get_pointer_alignment, c_strlen, get_memory_rtx, expand_builtin,
15407 apply_args_size, apply_result_size, result_vector,
15408 expand_builtin_apply_args, expand_builtin_apply,
15409 expand_builtin_return): Delete functions, moved into builtins.c.
15410 (INCOMING_REGNO, OUTGOING_REGNO): Delete unused macros.
15411 * expr.h (saveregs_value, apply_args_value): Declare variables.
15412 (expand_builtin, string_constant): Declare functions.
15413 * Makefile.in: Update to build builtin.o.
15415 Wed Jul 21 00:46:58 1999 Mark P. Mitchell <mark@codesourcery.com>
15417 * defaults.h (DWARF2_GENERATE_TEXT_SECTION_LABEL): New macro.
15418 * tm.texi (DWARF2_GENERATE_TEXT_SECTION_LABEL): Define it.
15419 * dwarf2out.c (dwarf2out_init): Don't output a label to mark the
15420 start of the text section if DWARF2_GENERATE_TEXT_SECTION_LABEL is
15422 * config/mips/iris6.h (DWARF2_GENERATE_TEXT_SECTION_LABEL):
15425 1999-07-21 Michael Meissner <meissner@cygnus.com>
15427 * print-rtl.c (print_rtx): Print the names of the virtual
15430 Wed Jul 21 16:00:32 1999 Nick Clifton <nickc@cygnus.com>
15432 * config/arm/arm.h (INITIAL_ELIMINATION_OFFSET): Fix typo
15433 introduced in previous delta.
15435 Wed Jul 21 14:30:51 1999 Bernd Schmidt <bernds@cygnus.co.uk>
15437 * c-lang.c (finish_file): Rename void_list_node to void_list_node_1
15438 to avoid name clash.
15440 Wed Jul 21 08:39:22 1999 Gavin Romig-Koch <gavin@cygnus.com>
15442 * c-lex.c (yylex) : Correct the test for overflow when lexing
15445 Tue Jul 20 18:02:42 1999 Richard Henderson <rth@cygnus.com>
15447 * haifa-sched.c (insn_cost): FREE implies cost 0 and vice versa.
15448 (adjust_priority): Always call ADJUST_PRIORITY.
15449 (schedule_insn): Only put insns into the ready at cost 0.
15450 (schedule_block): Remove redundant initial sort. Give clock_var
15451 and can_issue_more to MD_SCHED_REORDER. Requeue if hazard cost
15453 * tm.texi (MD_SCHED_REORDER): Update docs.
15455 * sparc.h (MD_SCHED_REORDER): Update. Set CAN_ISSUE_MORE.
15456 * sparc.c (ultra_reorder_called_this_block): Delete.
15457 (ultrasparc_sched_init): Don't set it.
15458 (ultrasparc_sched_reorder): Don't check it.
15460 Tue Jul 20 17:07:54 1999 Richard Henderson <rth@cygnus.com>
15462 * rs6000.h (struct rs6000_args): Add sysv_gregno.
15463 * rs6000.c (init_cumulative_args): Init sysv_gregno.
15464 (function_arg_boundary): Align DFmode.
15465 (function_arg_advance): Restructure for ABI_V4; use sysv_gregno
15466 to get fp reg and stack overflow correct.
15467 (function_arg): Likewise.
15468 (function_arg_pass_by_reference): True for TFmode for ABI_V4.
15469 (setup_incoming_varargs): Restructure for ABI_V4; use
15470 function_arg_advance to skip final named argument.
15471 (expand_builtin_saveregs): Properly unskip the last integer arg
15472 when doing varargs. Adjust overflow location calculation.
15474 * ginclude/va-ppc.h (struct __va_list_tag): Make gpr and fpr
15475 explicitly unsigned.
15476 (__VA_FP_REGSAVE): Use new OFS argument instead of AP->fpr directly.
15477 (__VA_GP_REGSAVE): Similarly.
15478 (__va_longlong_p): Delete.
15479 (__va_arg_type_violation): New declaration.
15480 (va_arg): Restructure. Flag promotion errors. Align double.
15481 TFmode passed by reference.
15483 * rs6000.md (movdi_32+1): Use GEN_INT after arithmetic
15484 in the HOST_BITS_PER_WIDE_INT > 32 case.
15486 Tue Jul 20 12:37:30 1999 Hans-Peter Nilsson <hp@bitrange.com>
15488 * dwarf2out.c (output_abbrev_section): Terminate with a zero.
15490 Tue Jul 20 12:12:27 1999 Jason Merrill <jason@yorick.cygnus.com>
15492 * gcc.c (default_compilers, cpp-output): Pass -fpreprocessed.
15493 * toplev.c (documented_lang_options): Add -fpreprocessed.
15494 * cpplib.h (struct cpp_buffer): Add preprocessed.
15495 * cppinit.c (cpp_handle_option): Handle -fpreprocessed.
15496 (cpp_start_read): Don't expand macros or emit an initial #line
15497 directive if -fpreprocessed.
15499 Tue Jul 20 12:12:09 1999 Michael Tiemann <tiemann@holodeck.cygnus.com>
15501 * cpplib.h (struct cpp_buffer): Added manual_pop for
15502 better C++ tokenization.
15503 * cpplib.c (cpp_get_token): Return CPP_EOF if manual_pop.
15504 Also, support C++ tokenization for ->*, .*, <?, and >? operators.
15505 * c-common.c (cpp_token): Make non-static.
15507 Tue Jul 20 11:24:19 1999 Bernd Schmidt <bernds@cygnus.co.uk>
15509 * c-common.h: New file.
15510 * c-common.c (permanent_obstack): Delete unused declaration.
15511 (c_global_trees): New array.
15512 (c_common_nodes_and_builtins): New function; split off common code
15513 from init_decl_processing in both c-decl.c and cp/decl.c.
15514 * c-tree.h: Delete lots of declarations of tree nodes; replaced by
15515 c_global_trees and accessor macros defined in c-common.h.
15516 Include c-common.h.
15517 * c-decl.c: Delete definitions for tree nodes that were replaced by
15519 (init_decl_processing): Build void_list_node.
15520 Call c_common_nodes_and_builtins; delete code to generate the common
15522 * objc/objc-act.c (build_module_descriptor): Rename variable
15523 void_list_node to avoid clash with c-common.h.
15525 * Makefile.in: Update dependencies.
15526 * objc/Make-lang.in: Likewise.
15528 Mon Jul 19 14:22:18 1999 Mark P. Mitchell <mark@codesourcery.com>
15530 * config/mips/iris6gld.h (MAKE_DECL_ONE_ONLY): Define.
15531 (UNIQUE_SECTION_P): Likewise.
15532 (UNIQUE_SECTION): Likewise.
15534 1999-07-19 Linas Vepstas <linas@linas.org>
15536 * config/i370/README: New file.
15537 * config/i370/linux.h: New file.
15538 * config/i370/mvs.h: New file.
15539 * config/i370/oe.h: New file.
15540 * config/i370/t-linux: New file.
15541 * config/i370/t-mvs: New file.
15542 * config/i370/t-oe: New file.
15543 * config/i370/x-oe: New file.
15544 * config/i370/xm-linux.h: New file.
15545 * config/i370/xm-mvs.h: New file.
15546 * config/i370/xm-oe.h: New file.
15548 * i370.c (label_node_t): Add first_ref_page, label_addr,
15549 label_first_ref, label_last_ref members.
15550 (mvs_need_base_reload): Renamed from mvs_label_emitted.
15551 (MAX_MVS_LABEL_SIZE): Define.
15552 (MAX_LONG_LABEL_SIZE): Define.
15553 (alias_node_t, alias_anchor, alias_number): New.
15554 (mvs_function_table): Reorder for EBCDIC.
15555 (ascebc, ebcasc): Unconditionally define.
15556 (i370_branch_dest, i370_branch_length): New functions.
15557 (i370_short_branch, i370_label_scan): New functions.
15558 (mvs_get_label): Renamed from mvs_add_label. Search for
15559 an existing label before creating a new one.
15560 (mvs_add_label): New function.
15561 (mvs_get_label_page): New function.
15562 (mvs_free_label_list): Renamed from mvs_free_label. Iterate
15563 over the entire list.
15564 (mvs_check_page) [TARGET_HLASM]: Use BASR not BALR.
15565 (mvs_check_page) [TARGET_ELF_ABI]: New function.
15566 (mvs_add_alias, mvs_need_alias): New functions.
15567 (mvs_get_alias, mvs_check_alias): New functions.
15568 (handle_pragma): New function.
15569 (mvs_function_check): New function.
15570 (unsigned_jump_follows_p): Search harder.
15571 (i370_function_prolog) [TARGET_HLASM]: Handle LE370. Scan labels.
15572 (i370_function_prolog) [TARGET_ELF_ABI]: New function.
15573 * i370.h (TARGET_VERSION): Delete.
15574 (CPP_SPEC, CPP_PREDEFINES): Delete.
15575 (mvs_label_emitted): Delete.
15576 (TARGET_EBCDIC): Delete.
15577 (MAP_CHARACTER): Define only if TARGET_EBCDIC.
15578 (HANDLE_PRAGMA): Define.
15579 (HARD_REGNO_NREGS): Handle complex modes.
15580 (HARD_REGNO_MODE_OK): Likewise.
15581 (CLASS_MAX_NREGS): Likewise.
15582 (RET_REG): Likewise.
15583 (EXTRA_CONSTRAINT): Define.
15584 (RETURN_IN_MEMORY): True for DImode.
15585 (TRAMPOLINE_TEMPLATE): Use gen_rtx instead of GEN_INT.
15586 (FUNCTION_PROFILER): Delete.
15587 (COUNT_REGS): Fail if REG_P but not REG_OK_FOR_BASE_P.
15588 (NOTICE_UPDATE_CC): Correct handling of MULT, DIV, logicals and shifts.
15589 (TARGET_ESC, TARGET_BELL): Conditionally define for TARGET_EBCDIC.
15590 (TARGET_BS, TARGET_TAB, TARGET_NEWLINE): Likewise.
15591 (TARGET_VT, TARGET_FF, TARGET_CR): Likewise.
15592 (ASM_FILE_START): Add "RMODE ANY".
15593 (ASM_OUTPUT_EXTERNAL): Check for aliases.
15594 (ASM_GLOBALIZE_LABEL): Likewise.
15595 (ASM_OUTPUT_LABELREF): Likewise.
15596 (ASM_OUTPUT_COMMON): Likewise.
15597 (PRINT_OPERAND): Handle 'K', 'W', default.
15598 (PRINT_OPERAND_ADDRESS): New.
15599 (Lots of defines): Add support for TARGET_ELF_ABI.
15600 * i370.md (attr length): New. Define for all patterns.
15601 (*): Lots of tweeks to assembly output and constraints.
15603 Mon Jul 19 15:09:29 1999 David Edelsohn <edelsohn@gnu.org>
15605 * rs6000.md (arithmetic, logical, and shift Rc combiner patterns):
15606 Disable patterns performing SImode comparisons with SImode values
15607 if TARGET_POWERPC64 and instruction does not sign-extend or does
15608 not mask to narrower than SImode, i.e. where bit 31 and bit 63 may
15609 differ for signed quantities.
15610 (indirect_jump): Add expander to choose RTL based on TARGET_64BIT.
15611 (tablejump): Patterns contingent on TARGET_64BIT not TARGET_POWERPC64.
15612 (decrement_and_branch_on_count): Add 64-bit variant.
15614 Mon Jul 19 09:36:27 1999 Bernd Schmidt <bernds@cygnus.co.uk>
15616 * final.c (output_asm_insn): When searching for the matching string
15617 for a given dialect, don't run past the end of the list of
15618 alternatives if there are fewer alternatives in the template than
15621 1999-07-17 Alexandre Oliva <oliva@dcc.unicamp.br>
15623 * gcc.texi: Update e-mail addresses and URLs to gcc.gnu.org.
15624 Removed paragraph about compression of files and size limitation,
15625 duplicated in the FAQ. Use gcc-patches for posting patches.
15626 * gcc.c (main): Updated URL with bug reporting instructions to
15627 gcc.gnu.org. Removed e-mail address.
15628 * system.h (abort): Likewise.
15630 1999-07-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15632 * Makefile.in (stmp-multilib-sub): Make the files extracted
15633 from $(LIBGCC1) writable.
15635 Sat Jul 17 14:25:46 1999 Nick Clifton <nickc@cygnus.com>
15637 * config/arm/aout.h: Reformat for improved readability.
15639 * config/arm/arm.h: Reformat for improved readability.
15640 Replace uses of fprintf with asm_fprintf where appropriate.
15641 (ARM_DECLARE_FUNCTION_NAME): New macro: Perform any generic ARM
15642 function declaration assembler actions.
15643 (NUM_INTS): New macro: Convert from bytes to words.
15644 (NUM_REGS): New macro: Compute number of registers required to
15645 hold a quanitity of tyep MODE.
15646 (NUM_REGS2): New macro: Like NUM_REGS but also copes with BLKmode
15648 (NUM_ARG_REGS): New macro: The number of argument registers
15650 (ARG_REGISTER): New macro: Compute the register number of the Nth
15652 (LAST_ARG_REGNUM): New macro: The number of the last argument
15654 (SP_REGNUM): New macro: Register number of the stack pointer.
15655 (FP_REGNUM): New macro: Register number of the frame pointer.
15656 (FUNCTION_ARG, FUNCTION_ARG_PARTIAL_NREGS, INIT_CUMULATIVE_AGS,
15657 FUNCTION_ARG_ADVANCE, SETUP_INCOMING_VARARGS): Change
15658 CUMULATIVE_ARGS so that it counts registers not bytes.
15660 * config/arm/arm.c: Rename TARGET_THUMB_INTERWORK to
15662 Replace uses of fprintf with asm_fprintf where appropriate.
15663 (output_ascii_pseudo_op): Replace with version from thumb.c
15665 * config/arm/coff.h (ASM_FILE_START): Emit ASM_APP_OFF.
15667 * config/arm/elf.h (CPP_PREDEFINES): Replace with
15668 SUBTARGET_CPP_SPEC.
15669 (ASM_DECLARE_FUNCTION_NAME): Use ARM_DECLARE_FUNCTION_NAME.
15670 (ASM_FILE_START): Emit ASM_APP_OFF.
15672 Fri Jul 16 13:48:09 1999 Jeffrey A Law (law@cygnus.com)
15674 * pa.c (compute_frame_size): Round frame according to
15675 STACK_BOUNDARY rather than a hardwired value.
15677 * pa.h (POINTER_SIZE, PARM_BOUNDARY): Define in terms of BITS_PER_WORD.
15679 * configure.in (hppa*-*-hpux11*): Use symbolic MASK_PA_11 instead
15681 * configure: Rebuilt.
15683 * configure.in (hppa*-*-linux*): New configuration.
15684 * configure: Rebuilt.
15685 * pa.h (MAX_OFILE_ALIGNMENT): Delete.
15686 * pa/som.h (MAX_OFILE_ALIGNMENT): Define.
15687 * pa/pa-linux.h: New file.
15688 * pa/t-linux: New file.
15689 * pa/xm-linux.h: New file.
15691 * pa.c (hppa_legitimize_address): Change references from SImode to
15692 either Pmode or word_mode as appropriate.
15693 (emit_move_sequence, store_reg, load_reg): Likewise.
15694 (set_reg_plus_d, hppa_expand_prologue): Likewise.
15695 (output_mul_insn): Likewise.
15696 * pa.h (PROMOTE_MODE): Likewise.
15697 (INITIALZE_TRAMPOLINE): Likewise.
15698 (Pmode): Define to word_mode.
15700 * pa.c (compute_frame_size): Use UNITS_PER_WORD instead of hardwired
15701 value of 4. Allocate 8 bytes for each FP register save.
15702 (hppa_expand_epilogue): Use UNITS_PER_WORD instead of harwarewired
15704 (hppa_expand_prologue): Likewise.
15705 * pa.h (PROMOTE_MODE): Likewise.
15706 (HARD_REGNO_MODE_OK, FUNCTION_ARG_SIZE): Likewise.
15707 (FUNCTION_ARG_BOUNDARY): Likewise.
15709 * invoke.texi (HPPA Options): Remove -mspace/-mno-space.
15711 * pa.c (out_of_line_prologue_epilogue): Delete.
15712 (override_options): Remove -mspace related code.
15713 (hppa_expand_prologue, hppa_expand_epilogue): Likewise.
15714 (compute_frame_size): Only allocate space for register that
15715 actually need to be saved.
15716 * pa.h (MASK_SPACE, TARGET_SPACE): Delete.
15717 (TARGET_SWITCHES): Remove -mspace, -mno-space
15718 * pa/t-pa (LIB2FUNCS_EXTRA): Remove ee.asm and ee_fp.asm
15719 * pa/t-pro (LIB2FUNCS_EXTRA): Likewise. Remove -mspace multilib.
15720 * pa/ee.asm, pa/ee_fp.asm: Delete.
15722 * pa/elf.h (ASM_OUTPUT_DOUBLE_INT): Define.
15724 * config/svr4.h (CONST_SECTION_ASM_OP): Do not emit assembler
15725 directive in column zero.
15727 Fri Jul 16 01:39:57 1999 Jeffrey A Law (law@cygnus.com)
15729 * m68k.c (output_function_prologue): Fix computation of save mask
15730 when generating PIC code.
15732 Thu Jul 15 15:40:09 1999 Jim Wilson <wilson@cygnus.com>
15734 * tree.c (build_type_attribute_variant): Move current_obstack restore
15735 after build_qualified_type call.
15737 1999-07-15 Mark Mitchell <mark@codesourcery.com>
15739 * configure.in: Use t-iris6, even with GNU LD.
15740 * config/mips/iris6gld.h: Fix typo in linker spec.
15741 * config/mips/t-iris6gld: Remove.
15743 Thu Jul 15 15:15:43 1999 David Edelsohn <edelsohn@gnu.org>
15745 * rs6000.md (insv, extzv): Remove SImode dependence in named
15746 patterns. Explicitly generate DImode RTL if PowerPC64 and
15748 (insvdi): Reverse start and size in instruction template.
15750 1999-07-12 Joseph S. Myers <jsm28@cam.ac.uk>
15752 * invoke.texi: Typo fixes.
15754 Wed Jul 14 23:28:06 1999 Jeffrey A Law (law@cygnus.com)
15756 * emit-rtl.c (gen_realpart): Issue an error for cases GCC can not
15757 handle at this time instead of silently generating incorrect code.
15758 (gen_imagpart): Likewise.
15760 * reload.c (find_reloads): Emit a USE for a pseudo register without
15761 a hard register if we could not create an optional reload for the
15764 Wed Jul 14 23:45:48 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
15766 * c-typeck.c (output_init_element, process_init_element):
15767 When advancing constructor_unfilled_fields for a RECORD_TYPE,
15768 check for nameless bit fields.
15770 Wed Jul 14 01:57:39 1999 Richard Henderson <rth@cygnus.com>
15772 * regclass.c (scan_one_insn): Notice subregs that change the
15773 size of their operand.
15774 (record_reg_classes): Use that to obey CLASS_CANNOT_CHANGE_SIZE.
15776 Wed Jul 14 01:41:42 1999 Jeffrey A Law (law@cygnus.com)
15778 * configure.in (alpha*-*-*): Include alpha/t-ieee.
15779 * configure: Rebuilt.
15780 * alpha/t-ieee: New file.
15782 Tue Jul 13 10:45:58 1999 Jeffrey A Law (law@cygnus.com)
15784 * rs6000.c (find_addr_reg): Do not select r0 as an address
15787 Tue Jul 13 00:46:18 1999 Philippe De Muyter <phdm@macqel.be>
15789 * m68k/x-mot3300 (XCFLAGS): List of big files now includes `cse.o'.
15791 Mon Jul 12 14:29:15 1999 Jeffrey A Law (law@cygnus.com)
15793 * rs6000.md (movsf): Do not force easy FP constants into memory.
15795 * expr.c (expand_expr, case PLUS_EXPR): Pass constants through
15796 immed_double_const to ensure they are properly truncated then
15799 Mon Jul 12 10:40:01 1999 Vladimir Makarov <vmakarov@tofu.to.cygnus.com>
15801 * config/arm/thumb.c (thumb_reorg): Call replace_symbols_in_block
15802 always unless NO_DEBUG is used. Compile this code
15804 (replace_symbols_in_block): Compile it unconditionally.
15806 Sun Jul 11 12:32:32 1999 Jeffrey A Law (law@cygnus.com)
15808 * configure.in (i?86-*-elf*): New target.
15809 * configure: Rebuilt.
15810 * i386/i386elf.h, i386/t-i386elf: New files.
15812 Fri Jul 9 22:39:44 1999 Jason Merrill <jason@yorick.cygnus.com>
15814 * toplev.c (main): Don't complain about saying -gdwarf.
15815 (rest_of_compilation): Remove redundant code.
15817 Fri Jul 9 19:08:55 1999 Jim Wilson <wilson@cygnus.com>
15819 * unroll.c (unroll_loops): Don't delete named CODE_LABELs.
15821 Fri Jul 9 18:54:18 1999 Felix Lee <flee@cygnus.com>
15823 * config/i960/i960.c (ret_label): Change asm label from "LR:" to
15824 "Li960R:", to avoid name clash.
15826 Fri Jul 9 10:48:28 1999 Bernd Schmidt <bernds@cygnus.co.uk>
15828 * loop.c (check_dbra_loop): When reversing a loop, delete all
15829 REG_EQUAL notes referencing the reversed biv except those which are
15830 for a giv based on it.
15832 Fri Jul 9 03:51:52 1999 Jeffrey A Law (law@cygnus.com)
15834 * version.c: Drop "gcc-" prefix from version #.
15836 Thu Jul 8 18:06:30 1999 Jason Merrill <jason@yorick.cygnus.com>
15838 * dwarf2out.c (dwarf2out_line): Emit a line number comment after
15839 the label if we're being verbose.
15841 Thu Jul 8 14:18:46 1999 Richard Henderson <rth@cygnus.com>
15843 * m68k.c (output_function_prologue): Add pic register to mask
15844 if live and flag_pic.
15845 (output_function_epilogue): Likewise.
15847 Thu Jul 8 12:55:12 1999 Jeffrey A Law (law@cygnus.com)
15849 * dbxelf.h (ASM_OUTPUT_SOURCE_LINE): Do not put assembler
15850 directives in column zero.
15852 * pa/elf.h (ASM_FILE_START): Define.
15853 * pa/som.h (ASM_FILE_START): Include .level directives.
15854 * pa/hpux10.h (ASM_FILE_START): Delete.
15855 * pa/hpux11.h (ASM_FILE_START): Delete.
15857 * pa/elf.h (BSS_SECTION_ASM_OP): Use .section .bss.
15859 Thu Jul 8 18:03:19 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
15861 * reload1.c (choose_reload_regs): Never call remove_adress_replacements
15862 when reload_out equals reload_in.
15864 Thu Jul 8 16:50:14 1999 Nick Clifton <nickc@cygnus.com>
15866 * invoke.texi (Spec Files): New node: Describe the contents of
15869 Thu Jul 8 10:28:25 1999 Craig Burley <craig@jcb-sc.com>
15871 * invoke.texi (DEC Alpha Options): Put @end table at
15872 beginning of line, to avoid confusing texi2html.
15874 Thu Jul 8 09:22:06 1999 Nick Clifton <nickc@cygnus.com>
15876 * config/arm/elf.h (ASM_OUTPUT_INTERNAL_LABEL): Fixed typo
15877 introduced in previous delta.
15879 Wed Jul 7 02:00:04 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
15881 * reload1.c (gen_reload): When synthesizing a 3 operand add
15882 sequence, improve test for when to reload OP1 into the reload
15883 register instead of OP0.
15885 Wed Jul 7 01:38:03 1999 Jim Wilson <wilson@cygnus.com>
15887 * unroll.c (unroll_loop): Don't delete NOTE_INSN_DELETED_LABEL notes.
15889 1999-07-07 Manfred Hollstein <mhollstein@cygnus.com>
15891 * m88k/dguxbcs.h (CPP_SPEC): Add missing \ in multi-line
15894 Wed Jul 7 01:16:43 1999 Richard Henderson <rth@cygnus.com>
15896 * ginclude/varargs.h (__builtin_va_alist_t): New typedef.
15897 (va_dcl): Use __builtin_va_alist_t.
15899 Wed Jul 7 01:14:42 1999 Jason Merrill <jason@yorick.cygnus.com>
15901 * dwarf2out.c (gen_struct_or_union_type_die): Only remember types
15902 on the permanent_obstack.
15903 * dwarfout.c (output_type): Likewise.
15905 Tue Jul 6 15:25:32 1999 Gavin Romig-Koch <gavin@cygnus.com>
15907 * c-common.c (unsigned_type,signed_type,signed_or_unsigned_type) :
15908 Merged from c-typeck.c and cp/typeck.c.
15909 * c-typeck.c (unsigned_type,signed_type,signed_or_unsigned_type) :
15910 Merged into c-common.
15912 Tue Jul 6 13:06:01 1999 Dave Brolley <brolley@cygnus.com>
15914 * c-lex.c (errorcount): Declare it.
15915 (finish_parse): Update errorcount when using CPPLIB.
15917 1999-07-06 Bruce Korb <ddsinc09@ix.netcom.com>
15919 * fixinc/inclhack.def(end_else_label): Double the backslash so
15920 sed gets a chance to see it.
15921 * fixinc/inclhack.sh: regen
15922 * fixinc/fixincl.x: regen
15924 Fri Jul 2 18:49:51 1999 Nick Clifton <nickc@cygnus.com>
15926 Add framework to support armv5 architecture when it becomes
15929 * config/arm/arm.c (FL_ARCH5): New processor capability flag.
15930 (arm_arch5): New variable.
15931 (all_architectures): Add armv5 line.
15932 * config/arm/arm.h (CPP_CPU_ARCH_SPEC): Define __ARM_ARCH_5__ if
15933 -march=armv5 is specified on the command line.
15934 (arm_arch5): Export this variable.
15935 * invoke.texi: Document new string accepted by -march= switch for
15938 * config/arm/arm.h: Replace use of constant 12 as a register
15939 number with IP_REGNUM. Similarly 14 and LR_REGNUM.
15940 * config/arm/arm.c: Replace use of constant 12 as a register
15941 number with IP_REGNUM. Similarly 14 and LR_REGNUM.
15943 * config/arm/elf.h: Tidy up.
15944 * config/arm/coff.h: Tidy up.
15946 Thu Jul 1 19:08:13 1999 Mark P. Mitchell <mark@codesourcery.com>
15948 * gcc/configure.in (mips-sgi-irix6*): Handle --with-gnu-ld.
15949 * gcc/config/mips/t-iris6gld: New file.
15950 * gcc/config/mips/iris6gld.h: Likewise.
15952 Fri Jul 2 13:23:39 1999 Gavin Romig-Koch <gavin@cygnus.com>
15954 * c-decl.c (widest_integer_literal_type_node,
15955 widest_unsigned_literal_type) : New.
15956 (init_decl_processing): Handle/use the two new types.
15957 * c-common.c (type_for_size,type_for_mode) : Same.
15958 * c-lex.c (yylex) : Same.
15959 * c-typeck.c (unsigned_type,signed_type,signed_or_unsigned_type) :
15961 * c-tree.h (widest_integer_literal_type_node,
15962 widest_unsigned_literal_type) : New.
15964 Fri Jul 2 03:05:44 1999 Jeffrey A Law (law@cygnus.com)
15966 * dwarfout.c (field_byte_offset): Correctly compute the object's
15967 byte offset for the first bit of a field which crosses an alignment
15968 boundary on a !BYTES_BIG_ENDIAN target.
15970 Fri Jul 2 01:36:36 1999 Robert Lipe <robertlipe@usa.net>
15972 * fixinc.svr4: Fix <arpa/inet.h> by deleting protos for htons and
15975 Fri Jul 2 00:46:47 1999 Richard Henderson <rth@cygnus.com>
15976 Jeff Law <law@cygnus.com>
15978 * ginclude/varargs.h (va_dcl): Use word_mode for type of
15981 * except.c: Include intl.h.
15982 (expand_eh_return): Set current_function_cannot_inline.
15983 (save_eh_status, restore_eh_status): Twiddle eh_return_stub_label.
15984 * function.h (struct function): Add eh_return_stub_label.
15985 * flow.c (delete_unreachable_blocks): Don't merge across EH edges.
15986 * Makefile.in (except.o): Depend on intl.h.
15988 Fri Jul 2 00:04:23 1999 David Edelsohn <edelsohn@gnu.org>
15990 * rs6000.md (movdf_hardfloat32): Handle PRE_INC and PRE_DEC the
15991 same as offsettable in cases 1 and 2.
15993 Thu Jul 1 20:54:10 1999 Richard Henderson <rth@cygnus.com>
15995 * alpha.md (extqh): Define as 64-((R&7)*8) instead of 56-(((R-1)&7)*8).
15996 (extlh, extwh): Likewise.
15998 Thu Jul 1 11:05:25 1999 Gavin Romig-Koch <gavin@cygnus.com>
16000 * c-lex.c (yylex): Improve 'integer constant out of range' messages.
16002 Wed Jun 30 16:51:41 1999 Nick Clifton <nickc@cygnus.com>
16004 * configure.in: Add arm-pe and thumb-pe targets.
16005 * configure: Regenerate.
16007 * thumb.c (arm_naked_function_p): New function: Determines if
16008 a function is naked (has no gcc generated prologue/epilogue).
16009 (is_called_in_ARM_mode): Return true if the func has the
16010 interfacearm attribute.
16011 (output_return): Do not generate a return for naked functions.
16012 (thumb_function_prologue): Do not generate a prologue for
16014 (thumb_expand_prologue): Do not generate a prologue for naked
16016 (thumb_expand_epilogue): Do not generate an epilogue for naked
16018 (arm_valid_machine_decl_attribute): New function, copied from
16019 arm.c: Permit naked and interfacearm attributes.
16021 * config/arm/pe.c: New file: Support code for arm-pe target.
16022 * config/arm/pe.h: New file: Header file for arm-pe target.
16023 * config/arm/tpe.h: New file: Header file for thumb-pe target.
16024 * config/arm/t-thumb-pe: New file: Makefile fragment for
16027 1999-07-01 Mark Kettenis <kettenis@gnu.org>
16029 * config/i386/gnu.h (CPP_SPEC): Define __PIC__ and __pic__ if
16030 -fPIC or -fpic is specified.
16032 Wed Jun 30 03:31:54 1999 Jeffrey A Law (law@cygnus.com)
16034 * expr.c (emit_block_move): Use copy_to_mode_reg for
16035 !TARGET_MEM_FUNCTIONS case too.
16037 * configure.in (hppa*-*-*): Add som.h or elf.h to tm_file as
16039 * configure: Rebuilt.
16040 (hppa1.1-*-pro*, hppa1.1-*-rtems*): Define target_cpu_default.
16041 * pa.h: Include dbxelf.h. Delete various dbx/stabs related
16042 definitions made redundant by dbxelf.h inclusion. Delete
16043 lots of definitions related to assembly output that are
16044 specific to the SOM object format.
16045 * pa.c (output_function_prologue): Do not emit the function's
16047 * pa-pro-end.h (STARTFILE_SPEC): Undefine before redefining.
16048 * pa-pro.h: Deleted.
16049 * som.h: New file with SOM specific definitions.
16050 * elf.h: New file with ELF specific definitions.
16052 * elfos.h (const_section): Output a tab before assembler directives.
16053 (ctors_section, dtors_section): Likewise.
16054 (ASM_OUTPUT_SECTION_NAME): Likewise.
16056 * pa/pa1.h: Delete unused file.
16058 Tue Jun 29 01:37:53 1999 Jeffrey A Law (law@cygnus.com)
16060 * configure.in (hppa*-hp-hpux11*): New configuration.
16061 * configure: Rebuilt.
16062 * pa/pa-hpux11.h: New file.
16063 * pa.h (CPP_SPEC): Conditionally add -D__STDC_EXT__ to the cpp
16066 * mips.md (leasi, leadi): New patterns.
16068 * expr.c (emit_block_move): Properly handle case where one of the
16069 block move arguments has a queued increment or decrement.
16070 (clear_storage): Similarly. Fix formatting goof.
16072 1999-06-28 "David O'Brien" <obrien@NUXI.com>
16074 * fixinc/inclhack.def(stdio_va_list): This patch Removes a
16075 semicolon from the BSD VA_LIST replacement expression.
16077 * fixinc/inclhack.sh: regen
16078 * fixinc/fixincl.x: regen
16080 * fixinc/mkfixinc.sh: Have `i[34567]86-*-freebsd*' machines
16081 now use the fixincl program.
16083 Mon Jun 28 05:28:12 1999 Jeffrey A Law (law@cygnus.com)
16085 * m68k.h (CONDITIONAL_REGISTER_USAGE): Define for !SUN_FPA
16086 case. Also make the PIC register call_used.
16088 * m68k.h (FINALIZE_PIC): Delete.
16089 * m68k.c (finalize_pic): Delete.
16091 Mon Jun 28 05:16:35 1999 Richard Henderson <rth@cygnus.com>
16093 * m68k.h (PREFERRED_RELOAD_CLASS): Don't force any FP const_doubles
16096 Mon Jun 28 04:07:27 1999 David Edelsohn <edelsohn@gnu.org>
16098 * expmed.c (expand_divmod): Ensure unsigned value fits in reg_note.
16100 Sun Jun 27 02:39:08 1999 Richard Henderson <rth@cygnus.com>
16102 * jump.c (jump_optimize_1): Validate the cmov copy to a temporary.
16104 Sat Jun 26 17:18:18 1999 David Edelsohn <edelsohn@gnu.org>
16106 * rs6000.c (print_operand, case 'L'): Use plus_constant_for_output.
16108 Fri Jun 25 11:33:24 1999 Richard Henderson <rth@cygnus.com>
16110 * alpha.c (override_options): Add -mcpu=ev45 as an alias for ev4.
16112 Fri Jun 25 13:41:25 1999 David Edelsohn <edelsohn@gnu.org>
16114 * rs6000.c (output_toc): Always use hex values for floating-point
16115 constants. Store single-precision values in upper-half of TOC
16116 entry in 64-bit mode.
16117 * rs6000.md (floatsidf2, floatunssidf2): Add !TARGET_POWERPC64
16118 to final constraints.
16119 (fix_truncdfsi2 splitter): Change pattern matching fctiwz.
16120 (fctiwz): Improve accuracy of RTL for pattern.
16122 Fri Jun 25 11:26:38 1999 Gavin Romig-Koch <gavin@cygnus.com>
16124 * expr.c (expand_expr): Allow RTL_EXPR's through the
16125 MAX_INTEGER_COMPUTATION_MODE checks.
16127 Fri Jun 25 06:06:37 1999 Richard Henderson <rth@cygnus.com>
16129 * alpha.h (MASK_SUPPORT_ARCH, MASK_CPU_EV5, MASK_CPU_EV6): Define
16130 such that MASK_SUPPORT_ARCH is not negative.
16132 Fri Jun 25 05:35:44 1999 Jeffrey A Law (law@cygnus.com)
16134 * loop.c (verify_dominator): Properly handle ADDR_VEC and
16135 ADDR_DIFF_VEC insns that appear inside loops.
16137 Thu Jun 24 22:54:05 1999 David Edelsohn <edelsohn@gnu.org>
16138 Jeff Law <law@cygnus.com>
16140 * rs6000.md (movdf_hardfloat32): Revert previous patch.
16141 Handle LO_SUM the same as offsettable in cases 1 and 2.
16142 * rs6000.c (find_addr_reg): Revert previous patch.
16144 Thu Jun 24 22:43:12 1999 Philippe De Muyter <phdm@macqel.be>
16146 * system.h (strstr): New external function declaration.
16147 * acconfig.h (NEED_DECLARATION_STRSTR): New define slot.
16148 * configure.in (GCC_NEED_DECLARATIONS): Check for strstr.
16149 * config.in, configure: Rebuilt.
16151 1999-06-24 Tom Tromey <tromey@cygnus.com>
16153 * gcc.c (main): Read user-specified specs files after computing
16154 additional startfile_prefixes.
16156 Thu Jun 24 15:00:47 1999 Mark Mitchell <mark@codesourcery.com>
16158 Revert these two patches:
16160 Thu Jun 17 21:34:24 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
16161 * loop.c (strength_reduce): When doing biv->giv conversion, update
16162 reg note of NEXT->insn.
16164 Thu Jun 17 17:22:07 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
16165 * loop.c (strength_reduce): When doing biv->giv conversion, fix up
16167 (recombine_givs): Set ix field after sorting.
16169 Wed Jun 23 21:26:00 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
16171 * rtlanal.c (reg_referenced_p): Use reg_overlap_mentioned_p
16172 for the parts of an UNSPEC / UNSPEC_VOLATILE.
16174 1999-06-23 Bruce Korb <ddsinc09@ix.netcom.com>
16176 *fixinc/inclhack.def: Add fix development commentary
16177 (read_ret_type): reactivate and add selection clause
16178 (zzz_*): tweak output file name to match what is used in hackshell.tpl
16179 *fixinc/{fixincl.x|inclhack.sh}: regen
16181 Wed Jun 23 00:48:21 1999 Jason Merrill <jason@yorick.cygnus.com>
16183 * expr.c (expand_expr): STRIP_NOPS before checking against
16184 MAX_INTEGER_COMPUTATION_MODE
16185 (check_max_integer_computation_mode): Likewise.
16187 Tue Jun 22 20:23:43 1999 Jim Wilson <wilson@cygnus.com>
16189 * md.texi (smul@var{m}3_highpart): Add missing 's' prefix.
16191 1999-06-22 Jim Wilson <wilson@cygnus.com>
16193 * expr.c (store_expr): When target is a promoted subreg, return a
16194 promoted subreg as a result.
16196 Tue Jun 22 17:14:58 1999 Michael Meissner <meissner@cygnus.com>
16198 * dwarf2out.c (dwarf2out_frame_debug_expr): Reformat to match GNU
16200 (dwarf2out_define): Mark unused parameters appropriately.
16201 (gen_unspecified_parameters_die): Ditto.
16202 (gen_subprogram_die): Fix signed/unsigned warnings.
16203 (gen_variable_die): Ditto.
16205 1999-06-22 Bruce Korb <ddsinc09@ix.netcom.com>
16207 * fixinc/inclhack.def(end_else_label): combined else_label
16208 and endif_label and fixed the sed expression.
16209 *fixinc/{fixincl.x|inclhack.sh}: regen
16211 Tue Jun 22 01:58:18 1999 Jeffrey A Law (law@cygnus.com)
16213 * rs6000.md (movdf_hardfloat32): Use %X instead of always emitting
16214 'x' when handling non-offsettable addresses
16216 Tue Jun 22 00:20:05 1999 Richard Earnshaw (rearnsha@arm.com)
16218 * final.c (shorten_branches): Don't try to split an insn that has
16221 Mon Jun 21 12:47:39 1999 Mark Mitchell <mark@codesourcery.com>
16223 * config/mips/mips.c (symbolic_expression_p): New function.
16224 (mips_select_rtx_section): Put symbolic expressions in the
16225 data section, not the read-only data section.
16227 Mon Jun 21 22:13:06 1999 Jeffrey A Law (law@cygnus.com)
16229 * rs6000.md (find_addr_reg): Handle LO_SUM addresses.
16231 Mon Jun 21 20:10:42 1999 Richard Henderson <rth@cygnus.com>
16233 * collect2.c (main): Log frame table count.
16234 (GCC_OK_SYMBOL) [ECOFF]: Accept stGlobal.
16235 (scan_prog_file) [COFF]: Handle frame tables.
16237 * alpha/alpha.h (UNALIGNED_SHORT_ASM_OP): Define.
16238 (UNALIGNED_INT_ASM_OP, UNALIGNED_DOUBLE_INT_ASM_OP): Define.
16239 * alpha/elf.h: Undef them again.
16240 * alpha/vms.h: Remove their definitions.
16242 Tue Jun 22 03:17:53 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
16244 * sh.c (machine_dependent_reorg): When fixing up fp pcloads,
16245 remove the clobber of r0 and change the REG_UNUSED note to
16248 1999-06-21 Jakub Jelinek <jj@ultra.linux.cz>
16250 * real.c (ereal_from_double): Fix for 64-bit big endian hosts.
16251 * emit-rtl.c (gen_lowpart_common): Add case for hosts where double
16252 fits in HOST_WIDE_INT and one uses union to access a long constant
16255 Mon Jun 21 17:18:25 1999 Richard Henderson <rth@cygnus.com>
16257 * sparc.c (sparc_override_options): Don't allow profiling for
16258 code models other than medlow.
16259 (sparc_function_profiler): New function from old FUNCTION_PROFILER
16260 macro. Use ASM_GENERATE_INTERNAL_LABEL and MCOUNT_FUNCTION.
16261 (sparc_function_block_profiler): Likewise. Use user_label_prefix.
16262 (sparc_block_profiler): Likewise.
16263 (sparc_function_block_profiler_exit): Likewise.
16264 * sparc.h (FUNCTION_PROFILER): Call new sparc.c function.
16265 (FUNCTION_BLOCK_PROFILER): Likewise.
16266 (BLOCK_PROFILER): Likewise.
16267 (FUNCTION_BLOCK_PROFILER_EXIT): Likewise.
16268 (MCOUNT_FUNCTION): New.
16269 * sparc/pbd.h (FUNCTION_PROFILER): Delete.
16270 (FUNCTION_BLOCK_PROFILER, BLOCK_PROFILER): Delete.
16271 * sparc/sun4o3.h (FUNCTION_PROFILER): Delete.
16272 (MCOUNT_FUNCTION): New.
16273 * sparc/sysv4.h (FUNCTION_BLOCK_PROFILER): Delete.
16274 (BLOCK_PROFILER): Delete.
16275 (MCOUNT_FUNCTION): New.
16277 Mon Jun 21 14:11:29 1999 David Edelsohn <edelsohn@gnu.org>
16279 * rs6000.md (movdf_hardfloat32): Fix typo in case 2.
16281 Mon Jun 21 12:27:17 1999 Vladimir Makarov <vmakarov@tofu.to.cygnus.com>
16283 * config/mips/elf.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
16286 * config/m68k/m68kelf.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
16289 * config/sh/sh.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
16292 * config/arm/telf.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
16295 Mon Jun 21 14:58:42 1999 Nick Clifton <nickc@cygnus.com>
16297 * config/arm/arm.h: Add cpp support for ARM920 and ARM920T cpu
16300 Mon Jun 21 06:22:21 1999 Mark Elbrecht <snowball3@bigfoot.com>
16302 * i386/djgpp.h (LIB_SPEC): New.
16303 (STARTFILE_SPEC): New.
16305 * i386/xm-djgpp.h (NO_SYS_SIGLIST): Deleted. Now obsolete.
16307 Mon Jun 21 06:19:33 1999 Philippe De Muyter <phdm@macqel.be>
16309 * fixinc/Makefile.in (gnu-regex.o): Do not define STDC_HEADERS in
16312 * system.h (WSTOPSIG): New macro.
16314 Mon Jun 21 05:33:15 1999 Mumit Khan <khan@xraylith.wisc.edu>
16316 * c-pragma.c (push_alignment): Don't ignore alignments greater than
16318 (insert_pack_attributes): Take into account member natural
16321 * i386/winnt.c (exports_head): New static variable.
16322 (i386_pe_record_exported_symbol): New function.
16323 (i386_pe_asm_file_end): Use.
16324 * i386/cygwin.h (ASM_OUTPUT_COMMON): Record the exported
16325 symbols to be emitted at end of assembly.
16326 (ASM_DECLARE_OBJECT_NAME): Likewise.
16327 (ASM_DECLARE_FUNCTION_NAME): Likewise.
16329 * i386/uwin.h (CPP_SPEC): Use -idirafter instead -iprefix and
16332 Mon Jun 21 04:44:31 1999 Jeffrey A Law (law@cygnus.com)
16334 * sparc.h (LEGITIMIZE_RELOAD_ADDRESS): Fix paren error introduced
16337 Sun Jun 20 17:27:20 1999 Richard Henderson <rth@cygnus.com>
16339 * haifa-sched.c (sched_analyze_1): Use free_list instead of
16340 zapping reg_last_uses directly.
16341 (sched_analyze_2, sched_analyze_insn): Likewise.
16342 (sched_analyze): Likewise. Don't clear reg_last_uses on calls.
16344 Sun Jun 20 16:57:29 1999 David Edelsohn <edelsohn@gnu.org>
16346 * rs6000.md (movdf_hardfloat32): Use worst case insn length
16347 attributes for cases 1 and 2.
16349 Sat Jun 19 22:52:55 1999 Richard Henderson <rth@cygnus.com>
16351 * haifa-sched.c (sched_analyze): Mark call-user regs as clobbered
16354 Sat Jun 19 05:40:07 1999 Philip Blundell <pb@nexus.co.uk>
16356 * arm.c (arm_reload_in_hi): Invert sense of test on BYTES_BIG_ENDIAN.
16358 Sat Jun 19 05:25:05 1999 Richard Earnshaw (rearnsha@arm.com)
16360 * arm.h (CONDITIONAL_REGISTER_USAGE): If flag_pic, never use
16361 PIC_OFFSET_TABLE_REGNUM for general alloaction.
16362 (INITIAL_ELIMINATION_OFFSET): Count the fact that the PIC register
16363 must be stacked if it is used for PIC accesses.
16364 * arm.c (use_return_insn): Handle PIC register specially.
16365 (output_return_instruction): Likewise.
16366 (output_func_{prologue,epilogue}): Likewise.
16367 (output_expand_prologue): Likewise.
16369 * arm.md (*adddf_esfdf_df): Renamed from *adddf_df_esfdf.
16370 (*strsi_predec): Renamed from *strqi_predec.
16371 (*loadsi_shiftpreinc): Renamed from *loadqi_shiftpreinc.
16372 (*loadsi_shiftpredec): Renamed from *loadqi_shiftpredec.
16374 * arm.c (arm_override_options): Remove warning about PIC code
16375 not being supported.
16377 Fri Jun 18 23:47:06 1999 David Edelsohn <edelsohn@gnu.org>
16379 * rs6000.c (find_addr_reg): New function.
16380 * rs6000.h (find_addr_reg): Declare.
16381 (offsettable_addr_operand): Delete.
16382 * rs6000.md (movdf_hardfloat32): Handle non-offsettable loads
16383 from and stores to GPRs.
16385 Fri Jun 18 15:44:18 1999 Richard Henderson <rth@cygnus.com>
16387 * alpha.c (alpha_expand_block_move): Use get_insns rather than
16388 gen_sequence as argument to emit_no_conflict_block.
16390 Fri Jun 18 07:02 1999 Bruce Korb <ddsinc09@ix.netcom.com>
16392 * fixinc/mkfixinc.sh: enable the fixincl program for DG/UX
16393 * fixinc/inclhack.def(dgux_int_varargs): script must end with \n
16394 *fixinc/fixincl.x: regen
16395 *fixinc/inclhack.sh: regen
16397 Thu Jun 17 15:06:10 PDT 1999 Don Lindsay <dlindsay@cygnus.com>
16399 * added support for -mpcrel (PC relative addressing for m68k)
16400 based on code done by Michael Tiemann <tiemann@axon.cygnus.com>.
16401 * invoke.texi (m68000 options): Add documentation for -mpcrel flag.
16402 * m68k.c (print_operand_address): Handle 32-bit PIC case.
16403 (comments for general_src_operand): Add some explanation
16404 about EXTRA_CONSTRAINTS.
16405 (OVERRIDE_OPTIONS): Enable -fPIC in combination with -mpcrel.
16406 * m68kelf.h (OVERRIDE_OPTIONS): Ditto.
16407 (LEGITIMATE_PIC_OPERAND_P): Fix typo.
16408 (LEGITIMATE_PIC_OPERAND_P): Re-derive from m68k.h case.
16409 * m68k.h (LEGITIMATE_PIC_OPERAND_P): Fix delete-o.
16410 (INDIRECTABLE_1_ADDRESS): Delete spurious '/' at end of macro.
16411 (OVERRIDE_OPTIONS): Change behavior so that -mpcrel implies -fpic
16412 if not already set.
16413 (OVERRIDE_OPTIONS): Merge in changes from m68k.h.
16414 * m68k.h (TARGET_PCREL): New target flag.
16415 (TARGET_SWITCHES): Add "pcrel" as a recognized switch.
16416 (OVERRIDE_OPTIONS): Add checks for -mpcrel.
16417 (LEGITIMATE_PIC_OPERAND_P): Don't normally accept anything that
16418 contains a SYMBOL_REF. Relax this constraint during reload, since
16419 we want to use the predicates, not reload's built-in concept of a
16420 valid memory address, to control what insns need reloading.
16421 (EXTRA_CONSTRAINT): Define constraints to accept pc-relative
16422 operands (essentially 'g', 'm', and 's' under normal circumstances).
16423 * m68k.c (print_operand): Cause printing of pc-relative addresses
16424 to include pc register.
16425 (print_operand_address): Ditto.
16426 (general_src_operand): Accept operands that are not only
16427 general_operands, but are also valid when used as a pc-relative
16429 (nonimmediate_src_operand): Similar, for nonimmediate_operands.
16430 (memory_src_operand): Similar, for memory_operands.
16431 (pcrel_address): New predicate to accept the special case of a
16432 pc-relative address.
16433 * m68k.md (many patterns): Rewrite common SImode, HImode, and
16434 QImode insns to accept *_src_operand instead of *_operand where
16435 pc-relative operands can fit. For example, a pc-relative operand
16436 can be used as a memory source operand for addsi3, but not as a
16437 memory destination.
16438 * hp320.h linux.h m68kv4.h (LEGITIMATE_PIC_OPERAND_P) as in m68k.h.
16440 Fri Jun 18 09:11:07 1999 Nick Clifton <nickc@cygnus.com>
16442 * config/arm/telf.h (ASM_OUTPUT_DEF_FROM_DECLS): New Marco: USe
16443 .thumb_set pseudo op to mark aliases of thumb functions.
16445 Wed Jun 16 18:19:13 1999 Nick Clifton <nickc@cygnus.com>
16447 * varasm.c (assemble_alias): Use ASM_OUTPUT_DEF_FROM_DECLS in
16448 preference to ASM_OUTPUT_DEF, if it is defined.
16450 * tm.texi: Document new, optional target macro
16451 ASM_OUTPUT_DEF_FROM_DECLS.
16453 Thu Jun 17 15:07 1999 Bruce Korb <ddsinc09@ix.netcom.com>
16455 * fixincludes: ISCNTL patch
16456 * fixinc/inclhack.def (ioctl_fix_ctrl): Fix the definition of [_]*ISCTRL().
16457 (dgux_int_varargs): new for DG/UX
16458 * fixinc/{fixincl.x,inclhack.sh}: Regenerated.
16460 Thu Jun 17 21:34:24 1999 Jeff Law <law@cygnus.com>
16462 * invoke.texi (ia32 options): Fix typo.
16464 Thu Jun 17 21:34:24 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
16466 * loop.c (strength_reduce): When doing biv->giv conversion, update
16467 reg note of NEXT->insn.
16469 Thu Jun 17 14:25:08 1999 Jeffrey A Law (law@cygnus.com)
16471 * loop.c (move_movables): Note issues with replacing REGs with
16473 * mips.h (GO_IF_LEGITIMATE_ADDRESS): Handle SUBREGs properly.
16475 Thu Jun 17 13:28:30 1999 David O'Brien <obrien@FreeBSD.org>
16477 * i386/freebsd-elf.h (LINK_SPEC): Fix typo.
16479 * i386/freebsd-elf.h (FUNCTION_PROFILER): labels are not needed and
16480 the reference to `mcount' was not correct for the ELF on FreeBSD.
16482 Thu Jun 17 17:22:07 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
16484 * loop.c (strength_reduce): When doing biv->giv conversion, fix up
16487 (recombine_givs): Set ix field after sorting.
16489 Thu Jun 17 02:54:30 1999 Jeffrey A Law (law@cygnus.com)
16491 * emit-rtl.c (operand_subword): Tighten checks for when it is safe
16492 to safe to extract a subword out of a REG.
16494 Thu Jun 17 01:45:24 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
16496 * sh.md (mulsi3): Don't add a no-op move at the end.
16498 Wed Jun 16 20:29:00 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
16500 * cse.c (cse_insn): Don't put hard register source into tables for
16501 the last insn of a libcall.
16503 Wed Jun 16 19:44:33 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
16505 * loop.c (strength_reduce): Insert sets of derived givs at every
16506 biv increment, even if it's the only one.
16508 Wed Jun 16 10:33:02 1999 Jason Merrill <jason@yorick.cygnus.com>
16510 * dwarfout.c (add_incomplete_type): New fn.
16511 (output_type): Call it.
16512 (retry_incomplete_types): New fn.
16513 (dwarfout_finish): Call it.
16515 From Eric Raskin <ehr@listworks.com>:
16516 (output_type): Output types for bases.
16518 Tue Jun 15 12:51:23 1999 Alexandre Oliva <oliva@dcc.unicamp.br>
16520 * mips.c (mips_output_conditional_branch): Add `break'
16521 between `default' label and `close braces'.
16523 Tue Jun 15 01:55:20 1999 David O'Brien <obrien@FreeBSD.org>
16525 * i386/freebsd-elf.h (LINK_SPEC): clean up the linking library
16526 specifications and make it realistic.
16527 (LIB_SPEC): Likewise.
16529 Mon Jun 14 15:38:43 1999 Jim Wilson <wilson@cygnus.com>
16531 * config/mips/mips.c (mips_secondary_reload_class): Check for
16532 (PLUS (SP) (REG)) and return appropriate register class.
16533 * config/mips/mips.md (reload_insi): Delete predicate for operand 1.
16534 Handle (PLUS (SP) (REG)).
16535 (tablejump): In mips16 code, use emit_insn instead of emit_jump_insn.
16536 (tablejump_mips161, tablejump_mips162): Use emit_jump_insn instead
16537 of emit_insn for tablejump.
16539 Mon Jun 14 17:26:40 1999 David Edelsohn <edelsohn@gnu.org>
16541 * rs6000.c (output_prolog): RS6000_CALL_GLUE must be
16542 asm_fprintf format string by itself.
16543 (output_function_profiler): Likewise.
16545 Mon Jun 14 12:57:38 1999 David Mosberger <davidm@hpl.hp.com>
16547 * combine.c (simplify_logical, case AND): Only call
16548 simplify_and_const_int if the mode is no wider than HOST_WIDE_INT
16549 or the constant is positive.
16551 Mon Jun 14 11:43:41 1999 Nick Clifton <nickc@cygnus.com>
16553 * configure.in: Fix typo in rs6000-ibm-aix4 case.
16554 * configure: Regenerate.
16556 Mon Jun 14 03:55:40 1999 Jeffrey A Law (law@cygnus.com)
16558 * configure.in (rs6000-ibm-aix4.3*, powerpc-ibm-aix4.3*): Do not
16559 require a sub-version #.
16560 * configure: Rebuilt.
16562 1999-06-14 Robert Lipe (robertlipe@usa.net)
16564 * svr4.h (DWARF2_DEBUGGING_INFO): Check for redefinition.
16566 Mon Jun 14 10:30:52 BST 1999 Nathan Sidwell <nathan@acm.org>
16568 * c-typeck.c (process_init_element): Detect excess elements in
16569 char array initializer.
16571 1999-06-14 Andreas Jaeger <aj@arthur.rhein-neckar.de>
16573 * gcc.texi: Mention gcc 2.96 instead of egcs 1.00.
16575 Sat Jun 12 22:29:48 EDT 1999 Jerry Quinn <jquinn@nortelnetworks.com>
16577 * invoke.texi (Option Summary): Add -fpermissive flag.
16579 Sat Jun 12 03:40:42 1999 Jeffrey A Law (law@cygnus.com)
16581 * sparc.h (LEGITIMIZE_RELOAD_ADDRESS): Do nothing with operands
16582 that require PIC code sequences.
16584 Wed Jun 9 16:29:01 1999 Nick Clifton <nickc@cygnus.com>
16586 * configure.in: Add new target: thumb-elf.
16587 * configure: Regenerate.
16588 * config/arm/t-thumb-elf: New file: Makefile fragment for
16590 * config/arm/telf.h: New file: Header file for thumb-elf
16593 Fri Jun 11 03:17:51 1999 Jeffrey A Law (law@cygnus.com)
16595 * Makefile.in (libgcc2): Pass MAYBE_USE_COLLECT2 as an argument.
16596 * libgcc2.c (__CTOR_LIST, __DTOR_LIST); Do not provide
16597 initializers is some circumstances.
16599 * fixinc/inclhack.def (endif_label): Add additional selector for
16600 more bogus stuff after #endif statements.
16601 * fixinc/inclhack.sh, fixinc/fixincl.x: Rebuilt.
16603 Thu Jun 10 20:44:36 1999 Mumit Khan <khan@xraylith.wisc.edu>
16605 * i386/cygwin.h (SET_ASM_OP): Define.
16607 Thu Jun 10 20:37:57 1999 Mumit Khan <khan@xraylith.wisc.edu>
16609 * reg-stack.c (stack_reg_life_analysis): Find all the RETURN insns.
16611 Thu Jun 10 19:23:00 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
16613 * sh.h (TARGET_HARWARD, TARGET_HARVARD): Changed the former to the
16616 * sh.md (ic_invalidate_line_i): Remove second alternative.
16618 Thu Jun 10 06:55 1999 Bruce Korb <ddsinc09@ix.netcom.com>
16620 *fixinc/inclhack.def(sun_auth_proto): We do not know how to
16621 test for the presence of valid prototypes. Delete bypass expr.
16622 (ioctl_fix_ctrl): Correct the selection expression.
16623 (no_double_slash): Correct quoting rules
16624 *fixinc/fixincl.x: regen
16625 *fixinc/inclhack.sh: regen
16627 Thu Jun 10 15:08:15 1999 Nick Clifton <nickc@cygnus.com>
16629 * config/arm/arm.c (struct all_cores): Add ARM920 and ARM920t.
16631 Wed Jun 9 15:57:57 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
16633 * rs6000.md (movsi_got_internal_mem): Delete.
16634 * rs6000.h (CONDITIONAL_REGISTER_USAGE): Mark PIC_OFFSET_TABLE_REGNUM.
16635 (GOT_TOC_REGNUM): Delete.
16636 (PIC_OFFSET_TABLE_REGNUM): Define.
16637 (FINALIZE_PIC): Disable.
16638 * rs6000.c (rs6000_got_register): New code for fixed pic register.
16639 (rs6000_replace_regno): Delete.
16640 (rs6000_finalize_pic): Likewise.
16641 (output_prolog): Handle PIC_OFFSET_TABLE_REGNUM.
16643 Wed Jun 9 19:44:26 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
16645 * loop.c (loop_insn_first_p): Don't compare LUIDs when P
16646 is a note; use <= for the compare; advance P while it is
16649 Wed Jun 9 13:12:24 1999 Jeffrey A Law (law@cygnus.com)
16651 * fixinc/inclhack.def (no_double_slash): Fix quoting for test.
16652 * fixinc/inclhack.sh, fixinc/fixincl.x, fixinc/fixincl.sh; Rebuilt.
16654 * varasm.c (remove_from_pending_weak_list): Verify t->name
16655 is non-NULL before passing it to strcmp.
16657 Wed Jun 9 06:50 1999 Bruce Korb <ddsinc09@ix.netcom.com>
16659 *fixinc/inclhack.def(sun_auth_proto): bypass the patch if
16660 the typed arguments are not part of a comment
16661 (ioctl_fix_ctrl): Added a purpose comment
16662 *fixinc/fixincl.x: regenerate
16663 *fixinc/inclhack.sh: regenerate
16665 Wed Jun 9 22:57:02 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
16667 * invoke.texi: Add C4x invocation docs.
16669 Wed Jun 9 22:34:38 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
16671 * config/c4x/c4x.h (TARGET_EXPOSE_LDP, LEGITIMIZE_RELOAD_ADDRESS):
16673 * config/c4x/c4x.c (c4x_emit_move_sequence, src_operand): Use
16675 (c4x_legitimize_reload_address): New function.
16676 * config/c4x/c4x.md: Update docs.
16678 Wed Jun 9 04:14:48 1999 Jeffrey A Law (law@cygnus.com)
16680 * fixincludes: Avoid removing '.'.
16681 * fixinc/fixinc.svr4: Likewise.
16682 * fixinc/fixinc.winnt: Likewise.
16683 * fixinc/inclhack.tpl: Likewise.
16684 * fixinc/fixincl.sh, fixinc/inclhack.sh: Rebuilt.
16686 1999-06-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16688 * fixinc/inclhack.def (sun_catmacro): Escape parens in the select
16690 * fixinc/fixincl.x, fixinc/inclhack.sh: Rebuilt.
16692 Wed Jun 9 03:10:34 1999 Mumit Khan <khan@xraylith.wisc.edu>
16694 * c-pragma.c (handle_pragma_token): Handle `#pragma pack()'
16697 Tue Jun 8 13:06:15 1999 Jim Wilson <wilson@cygnus.com>
16699 * configure.in (rs6000-ibm-aix4.[12]*): Change rx6000 to rs6000.
16700 * configure: Regenerate.
16702 Tue Jun 8 05:47:48 1999 Richard Earnshaw (rearnsha@arm.com)
16704 * optabs.c (expand_cmplxdiv_wide): Use expand_abs to get the absolute
16707 Mon Jun 7 22:30:37 1999 Jeffrey A Law (law@cygnus.com)
16709 * fixinc/inclhack.def (avoid_bool): Also catch
16710 "typedef [unsigned] int bool".
16711 * fixinc/inclhack.sh, fixinc/fixincl.x, fixinc/fixincl.sh: Rebuilt.
16713 * m68k/x-hp3bsd44: Delete obsolete and incorrect file.
16714 * configure.in (m68k-hp-bsd4.4): No longer use x-hp3bsd44.
16715 * configure: Rebuilt.
16717 Mon Jun 7 22:05:03 1999 Mark Kettenis <kettenis@gnu.org>
16719 * config/i386/gnu.h: Include <gnu.h> right after <i386/linux.h>,
16720 such that we can override its definitions if necessary.
16721 (CPP_SPEC): New define. Support processor specific predefines via
16723 (CC1_SPEC): New define. Support processor specific compiler
16724 options via %(cc1_cpu).
16725 (STARTFILE_SPEC): New define. Use crt0.o instead of crt1.o for
16728 1999-06-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16730 * fixinc/inclhack.def (math_gcc_ifndefs): Insert whitespace
16731 between sed's -e flag, and the open-quote following it.
16732 * fixinc/fixincl.x, fixinc/fixincl.sh: Rebuilt.
16734 Mon Jun 7 20:34:20 1999 Robert Lipe <robertlipe@usa.net>
16735 Jeffrey A Law (law@cygnus.com)
16737 * varasm.c (assemble_start_function): Remove the function
16738 from the pending weak decls list when we define a function.
16739 (assemble_variable): Similarly for variables.
16740 (weak_finish): Ignore items on the list with a NULL name.
16741 (remove_from_ending_weak_list); New function to "remove" an item
16742 from the pending weak declarations list.
16744 Mon Jun 7 19:27:07 1999 Jerry Quinn <jquinn@nortelnetworks.com>
16746 * pa.md (fmpyfadd, fmpynfadd, fnegabs): New patterns.
16748 Mon Jun 7 14:07:39 1999 Dave Brolley <brolley@cygnus.com>
16750 * c-lex.c (GETC): Redefine to call getch.
16751 (UNGETC): Redefine to call put_back.
16752 (putback_buffer): New structure type.
16753 (putback): New static structure.
16754 (getch): New function.
16755 (put_back): New function.
16756 (yylex): Replace unused bytes from bad multibyte character.
16758 Mon Jun 7 13:33:39 1999 Dave Brolley <brolley@cygnus.com>
16760 * cpplib.c (do_define): Cast `alloca' return value.
16761 (do_include, do_undef, do_pragma): Likewise.
16762 * cpphash.c (dump_definition): Cast `xstrdup' and `alloca' return
16764 * cppfiles.c (initialize_input_buffer): Cast `xmalloc' return values.
16765 * gcc/cppspec.c (lang_specific_driver): Cast xmalloc return value.
16767 Sun Jun 6 11:58:34 1999 Jakub Jelinek <jj@ultra.linux.cz>
16769 * sparc.md (abstf2): This should be an expand.
16770 (split after abstf2_notv9): Fix mode.
16771 (abstf2_hq_v9): New pattern.
16772 (abstf2_v9): Only use when no hard quad.
16773 (absdf2_v9): Fix if target is not the same as source.
16774 (ashrsi3_extend, ashrsi3_extend2, lshrsi3_extend, lshrsi3_extend2):
16775 Add correct output constraints.
16777 Sat Jun 5 17:04:16 1999 Craig Burley <craig@jcb-sc.com>
16779 From Dave Love to egcs-patches on 20 May 1999 17:38:38 +0100:
16780 * invoke.texi: Clarify text vis-a-vis Intel CPUs.
16782 Sat Jun 5 12:11:24 1999 Mark Mitchell <mark@codesourcery.com>
16784 * mips.h (mips_output_conditional_branch): New function.
16785 (mips_adjust_insn_length): Likewise.
16786 (ASSEMBLER_SCRATCH_REGNUM): New macro.
16787 (ADJUST_INSN_LENGTH): Likewise.
16788 * mips.c (print_operand): Add `F' and `W' for floating-point
16789 comparison opcodes.
16790 (machine_dependent_reorg): Adjust MIPS16 code; instruction-lengths
16792 (mips_adjust_insn_length): New function.
16793 (mips_output_conditional_branch): New function.
16794 * mips.md (length): Adjust attribute definition to handle
16795 conditional branches. Change lengths to bytes, rather than
16796 instructions throughout. Remove length attribute from
16797 instructions whose length is four bytes, and rely on the default
16799 (dslot): Fix typo in comment.
16800 Reword conditional branch patterns to use
16801 mips_output_conditional_branch.
16803 Fri Jun 4 13:30:27 1999 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
16805 * alpha/osf.h (CPP_SUBTARGET_SPEC): Handle -threads.
16806 (LIB_SPEC): Likewise.
16807 Link with -lprof1_r for -g/-pg.
16809 1999-06-04 Andreas Schwab <schwab@issan.cs.uni-dortmund.de>
16811 * loop.c (check_dbra_loop): Fix change of Jan 19.
16813 Fri Jun 4 00:12:40 1999 Marc Espie <espie@cvs.openbsd.org>
16815 * freebsd-elf.h (SWITCH_TAKES_ARG): Redefine, not define.
16816 (STARTFILE_SPEC): Define, override the svr4.h version.
16817 (ENDFILE_SPEC): Likewise.
16819 Thu Jun 3 23:58:55 1999 Jeffrey A Law (law@cygnus.com)
16821 * fixinc/inclhack.def (limits_ifndefs): Also apply to sys/limits.h
16822 * fixinc/fixincl.x: Regenerated.
16823 * fixinc/inclhack.sh: Regenerated.
16825 Fri Jun 4 05:42:23 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
16827 * sh.c (barrier_align): Don't return early for normal branch/barrier
16828 when optimizing for SH2.
16830 Thu Jun 3 22:27:50 1999 Robert Lipe <robertlipe@usa.net>
16832 * i386/udk.h (LINK_SPEC): Correct linker search path for
16835 Fri Jun 4 03:20:40 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
16837 * sh.c (fixup_addr_diff_vecs): Emit braf reference label.
16838 (braf_label_ref_operand): Delete.
16839 * sh.h (PREDICATE_CODES): Remove braf_label_ref_operand.
16840 * sh.md (casesi_jump_2): Operand1 is now the inside of a
16841 label_ref, and has no predicate.
16842 The patten has a predicate to guard against invalid substitutions.
16843 (dummy_jump): Delete.
16844 (casesi): Update use of casesi_jump_2.
16846 Thu Jun 3 07:48 1999 Bruce Korb <ddsinc09@ix.netcom.com>
16848 *fixinc/inclhack.def(Io_Def_Quotes): corrected sed expression
16849 *fixinc/fixincl.x: regenerate
16850 *fixinc/inclhack.sh: regenerate
16852 Thu Jun 3 02:15:07 1999 Jason Merrill <jason@yorick.cygnus.com>
16854 * dwarf2out.c (add_incomplete_type): New fn.
16855 (gen_struct_or_union_type_die): Call it.
16856 (retry_incomplete_types): New fn.
16857 (dwarf2out_finish): Call it.
16859 Thu Jun 3 01:19:03 1999 Jeffrey A Law (law@cygnus.com)
16861 * gcse.c (insert_insn_end_bb): Correct placement of insns when the
16862 current block starts with a CODE_LABEL and ends with a CALL and
16863 we can not find all the argument setup instructions for the CALL.
16865 Wed Jun 2 15:44:15 1999 Mark Mitchell <mark@codesourcery.com>
16867 Revert this change:
16868 * fold-const.c (fold): STRIP_NOPS when deciding whether or not
16869 something is a candidate for optimize_bit_field_compare.
16871 Wed Jun 2 21:53:05 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
16873 * sh.h (CONST_OK_FOR_I, CONST_OK_FOR_L): Cast VALUE to HOST_WIDE_INT.
16875 Wed Jun 2 12:25:55 1999 Richard Henderson <rth@cygnus.com>
16877 * alpha.c (override_options): Thinko in last patch.
16879 * alpha/osf.h (CPP_SUBTARGET_SPEC): Define.
16880 (LIB_SPEC): Recognize -pthread.
16882 Wed Jun 2 08:42:55 1999 Nick Clifton <nickc@cygnus.com>
16884 * config/arm/tcoff.h (USER_LABEL_PREFIX): Synchronise with
16885 definition in config/arm/coff.h
16886 * config/arm/coff.h: Add comment about USER_LABEL_PREFIX.
16888 Wed Jun 2 07:07 1999 Bruce Korb <ddsinc09@ix.netcom.com>
16890 * fixinc/fixincl.c(global def): Add FD_SHELL_SCRIPT to mark
16891 fixes that need "file=xxx\n" prepended before invocation
16892 (start_fixer - new): starting the fixer process is complex enough
16893 to warrent its own routine. It prepends the "file=xxx\n" stuff.
16894 (process): uses the new routine; omit usage of putenv()
16895 * fixinc/fixincl.tpl: mark shell scripts with FD_SHELL_SCRIPT
16896 * fixinc/fixincl.x: regenerate
16898 Wed Jun 2 02:29:07 1999 Jeffrey A Law (law@cygnus.com)
16900 * README, configure.in, gcc.1, gcc.texi: Update name (egcs -> gcc)
16901 and version #s (1.1 -> 2.96) as needed.
16902 * README.g77: Kill way out of date file in the toplevel directory.
16904 Wed Jun 2 00:52:34 1999 David O'Brien <obrien@FreeBSD.org>
16906 * configure.in (i[34567]86-*-freebsdelf): Don't include linux.h,
16907 i386/freebsd-elf.h no longer requires it. Instead include svr4.h.
16908 * configure: Rebuilt.
16909 * i386/freebsd-elf.h (DEFAULT_VTABLE_THUNKS): Define.
16910 (ASM_COMMENT_START, ASM_APP_ON, ASM_APP_OFF, SET_ASM_OP): Likewise.
16911 (PREFERRED_DEBUGGING_TYPE, WCHAR_UNSIGNED): Likewise.
16912 (SWITCH_TAKES_ARG): Likewise.
16913 * i386/freebsd.h: Remove FREEBSD_NATIVE support.
16914 * config/t-freebsd: Moved from config/i386/ so it can used for all
16917 Mon May 31 02:22:55 1999 Philippe De Muyter <phdm@macqel.be>
16919 * m68k/x-mot3300 (XCFLAGS): Fixed to match stb.o, not f/stb.o.
16921 Wed Jun 2 00:08:34 1999 Robert Lipe <robertlipe@usa.net>
16923 * configure.in (i[34567]86-*-udk*): Install headers with cpio.
16924 * configure: Rebuilt.
16926 Tue Jun 1 19:06:22 1999 David Edelsohn <edelsohn@gnu.org>
16928 * rs6000/aix41.h (RS6000_CALL_GLUE): Define.
16929 * rs6000/aix43.h (RS6000_CALL_GLUE): Likewise.
16930 * rs6000/rs6000.c (rs6000_file_start): Use putc.
16931 (rs6000_output_load_toc_table): Same.
16932 (output_prolog, output_mi_thunk): Same.
16933 * rs6000/rs6000.h (SELECT_SECTION): Formatting.
16934 (ASM_GLOBALIZE_LABEL): Use putc.
16936 Mon May 31 15:23:23 1999 Richard Henderson <rth@cygnus.com>
16938 * alpha.md (reload_*_help): New patterns and splitters.
16939 (reload_*): Use them.
16940 (mov[qh]i): Likewise.
16942 Mon May 31 11:48:07 1999 Mark Mitchell <mark@codesourcery.com>
16944 * cccp.c (handle_directive): Handle backslash-newlines in quoted
16947 Mon May 31 09:36:11 1999 Cort Dougan <cort@cs.nmt.edu>
16949 * rs6000/linux.h (LINK_SPEC): Use emulation elf32ppclinux.
16951 Mon May 31 11:40:20 EDT 1999 John Wehle (john@feith.com)
16953 * flow.c (mark_regs_live_at_end, insn_dead_p,
16954 mark_set_1, mark_used_regs): Only give FRAME_POINTER_REGNUM
16955 and HARD_FRAME_POINTER_REGNUM special treatment if reload
16956 hasn't run or the frame pointer is needed.
16957 * haifa-sched.c (attach_deaths): Likewise.
16958 * sched.c (attach_deaths): Likewise.
16960 Mon May 31 00:46:17 1999 Jeffrey A Law (law@cygnus.com)
16962 * jump.c (jump_optimize_1): Only set CAN_REACH_END if
16963 calculate_can_reach_end returns nonzero.
16965 * configure.in (native gas tests): Search for an assembler in the
16966 same manner that the installed compiler will.
16967 * configure: Rebuilt.
16968 * tm.texi (MD_EXEC_PREFIX): Note need to update configure.in too.
16970 * alias.c (find_base_term): Improve handling of addresses
16971 constructed from binary operations.
16973 Sun May 30 14:29:17 1999 Eric Raskin (ehr@listworks.com)
16975 * dgux.h (STARTFILE_SPEC): Fix incorrectly matched curly-braces.
16977 Sun May 30 14:19:13 1999 Jeffrey A Law (law@cygnus.com)
16979 * function.h (cleanup_label, frame_offset): Declare.
16980 (tail_recursion_label, tail_recursion_reentry): Likewise.
16981 (arg_pointer_save_area, rtl_expr_chain): Likewise.
16982 * stmt.c (cleanup_label, frame_offset): Delete extern declarations.
16983 (tail_recursion_label, tail_recursion_reentry): Likewise.
16984 (arg_pointer_save_area, rtl_expr_chain): Likewise.
16986 Sat May 29 19:08:10 1999 Philip Blundell <philb@gnu.org>
16988 * config/arm/aout.h (ASM_OUTPUT_ALIGN): Only define if not already
16990 * config/arm/elf.h (ASM_OUTPUT_ALIGN): Define.
16991 (MAX_OFILE_ALIGNMENT): Define.
16993 Fri May 28 21:40 1999 Robert Lipe <robertlipe@usa.net>
16995 * fixincl.c: Replace local include scheme with #includes of
16996 gansidecl.h and system.h.
16997 * procopen.c: Likewise.
16998 * server.c: Likewise.
17000 Fri May 28 03:47:03 1999 Eric Raskin (ehr@listworks.com)
17002 * i386/t-dgux (EXTRA_PARTS): Add crti.o
17003 (crti.o): Add build rule and dependencies.
17004 * fixinc/fixinc.dgux: Use modified _int_varargs.h
17006 Fri May 28 03:41:02 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
17008 * rs6000/sysv4.h (CC1_SPEC): Add support for -profile
17009 (LIB_LINUX_SPEC): Likewise.
17010 (LIB_LINUX_SPEC): Add support for -pthread
17011 (CPP_OS_LINUX_SPEC): Likewise.
17012 (CPP_SYSV_SPEC): Avoid redefinitions if both -fpic and -fPIC are
17015 Thu May 27 13:04:52 1999 H.J. Lu (hjl@gnu.org)
17017 * i386.c (output_fp_cc0_set): Don't check the JUMP_INSN code for
17019 (notice_update_cc, output_float_compare): Enable TARGET_CMOVE support.
17020 (output_float_compare, output_fp_cc0_set): Fix the FLOAT comparison
17021 for IEEE math and CC_FCOMI.
17022 (put_jump_code): No IEEE if CC_FCOMI is set.
17024 1999-05-27 Andreas Schwab <schwab@issan.cs.uni-dortmund.de>
17026 * fold-const.c (fold_truthop): Make the field reference unsigned
17027 when converting a single bit compare.
17029 Thu May 27 02:40:48 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
17031 * loop.c (strength_reduce): Don't do biv->giv conversion on constants.
17033 Thu May 27 02:09:27 1999 Jeffrey A Law (law@cygnus.com)
17035 * varasm.c (STRIP_NAME_ENCODING): Remove default definition.
17036 * output.h (STRIP_NAME_ENCODING): Strip '*' like the old varasm
17039 * reload.c (push_reload): Do not call remove_address_replacements
17040 when presented with identical optional reloads.
17042 Wed May 26 14:18:05 1999 Richard Henderson <rth@cygnus.com>
17044 * alpha.h (MASK_FIX, TARGET_FIX): New.
17045 (MASK_*): Reorganize constants.
17046 (CPP_AM_FIX_SPEC): New.
17047 (TARGET_SWITCHES): Add FIX.
17048 (EXTRA_SPECS): Likewise.
17049 (CPP_CPU_EV6_SPEC): Use FIX, not CIX.
17050 (SECONDARY_MEMORY_NEEDED): Likewise.
17051 (REGISTER_MOVE_COST): Likewise.
17052 * alpha.c (override_options): Add FIX support. Always use
17053 ALPHA_TP_PROG for ev6.
17054 * alpha.md (sqrt and mov[sd]i patterns): Use FIX, not CIX.
17055 * alpha/elf.h (ASM_FILE_START): Look at FIX too.
17056 * configure.in (target_cpu_default2) [ev6]: Use FIX, not CIX.
17058 Wed May 26 09:53:05 1999 Mark Mitchell <mark@codesourcery.com>
17060 * fold-const.c (fold): STRIP_NOPS when deciding whether or not
17061 something is a candidate for optimize_bit_field_compare.
17063 Wed May 26 09:40:02 1999 Mark Mitchell <mark@codesourcery.com>
17065 * gcc.texi (Passes): Document branch-shortening.
17066 * invoke.texi (Debugging Options): Document the fact that `-dp'
17067 outputs length information for instructions.
17069 Wed May 26 08:49:31 1999 Nick Clifton <nickc@cygnus.com>
17071 * flow.c: Revert previous delta.
17073 Wed May 26 06:05:10 1999 Nick Clifton <nickc@cygnus.com>
17075 * flow.c (insn_dead_p): Check against frame_pointer_rtx not
17076 FRAME_POINTER_REGNUM.
17077 (mark_set_1): Ditto.
17078 (mark_used_regs): Ditto.
17080 Wed May 26 02:19:31 1999 Philip Blundell <pb@nexus.co.uk>
17082 * arm.h (NEED_PLT_GOT): Fix mistake in last change.
17083 (GOT_PCREL): New macro. Define to 1 if not already defined.
17084 * arm/elf.h (GOT_PCREL): Define to 0.
17085 * arm.c (arm_finalize_pic): Take into account the setting of
17088 Tue May 25 14:06:06 1999 Jeffrey A Law (law@cygnus.com)
17090 * output.h (STRIP_NAME_ENCODING): Provide default definition.
17091 * dwarf2out.c (ASM_NAME_TO_STRING): Use STRIP_NAME_ENCODING.
17093 * flow.c (mark_set_1): Do not record BLKmode stores as dead
17094 store elimination candidates.
17096 Tue May 25 08:55:57 1999 Gavin Romig-Koch <gavin@cygnus.com>
17098 * config/mips/mips.h (ASM_OUTPUT_DOUBLE_INT) : Use 'dword' if
17101 Mon May 24 20:30:08 1999 Jim Wilson <wilson@cygnus.com>
17103 * configure.in (rs6000-ibm-aix4.[12]*): Delete use of aix41-gld.h.
17104 Add use of x-aix41-gld.
17106 Mon May 24 16:44:09 1999 Jakub Jelinek <jj@ultra.linux.cz>
17108 * sparc/linux64.h (ASM_OUTPUT_CONSTRUCTOR): Define.
17109 (ASM_OUTPUT_DESTRUCTOR): Define.
17111 Mon May 24 14:35:24 1999 Jeffrey A Law (law@cygnus.com)
17113 * loop.c (strength_reduce): Do not clear NOT_EVERY_ITERATION at the
17114 last CODE_LABEL in a loop if we have previously passed a jump
17115 to the top of the loop.
17117 Mon May 24 07:56:29 1999 Nick Clifton <nickc@cygnus.com>
17119 * config/arm/arm.h (OUTPUT_INT_ADDR_CONST): Fix blunder made when
17120 applying Philip's patch.
17122 Mon May 24 01:02:12 1999 Mark Mitchell <mark@codesourcery.com>
17124 * stmt.c (expand_end_bindings): Ignore any elements of VARS that
17127 Sun May 23 20:31:16 1999 Jeffrey A Law (law@cygnus.com)
17129 * loop.c (strength_reduce): Grow reg_single_usage as needed.
17131 Sun May 23 10:13:20 1999 David O'Brien <obrien@FreeBSD.org>
17133 * i386/freebsd-elf.h (LINK_SPEC): Change -static to -Bstatic.
17134 Also remove a useless comment.
17136 Sun May 23 10:05:23 1999 Jerry Quinn <jquinn@nortelnetworks.com>
17138 * pa.md (negdf2,negsf2): Use fneg instead of fsub on pa 2.0.
17140 Sat May 22 21:02:06 1999 David Edelsohn <edelsohn@gnu.org>
17142 * collect2.c (main): Only generate import or export file and add
17143 to link arguments if non-empty. Use xmalloc not alloca.
17144 (write_{export,import}_file): Delete.
17145 (write_aix_file): New function.
17146 (locatelib): Use xmalloc not malloc.
17147 (GCC_OK_SYMBOL): Do not check type if aix64.
17149 Sat May 22 09:35:51 1999 Philip Blundell <pb@nexus.co.uk>
17151 Based on patch by Scott Bambrough and Pat Beirne:
17152 * config/arm/arm.c (making_const_table): New variable.
17153 * config/arm/arm.h (making_const_table): Declare.
17154 (OUTPUT_INT_ADDR_CONST): Mark symbols as position independent if
17156 * config/arm/arm.md (consttable_4, consttable_8, consttable_end):
17157 Keep track of when we are building the constant table.
17159 Sat May 22 09:34:22 1999 Philip Blundell <pb@nexus.co.uk>
17161 * config/arm/arm.c (arm_override_options): Fix erroneous warning
17164 Sat May 22 09:06:33 1999 Nick Clifton <nickc@cygnus.com>
17166 * config/arm/arm.h (NEED_PLT_GOT): Only define if not already
17169 Sat May 22 07:17:05 1999 Nick Clifton <nickc@cygnus.com>
17171 * tm.texi (FUNCTION_ARG): Correct description of a stack element
17174 Sat May 22 01:27:49 1999 Mark Mitchell <mark@codesourcery.com>
17176 * expr.h (lang_expand_constant): Guard with #ifdef TREE_CODE.
17178 Fri May 21 21:19:02 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
17180 * rs6000.c (output_mi_thunk): Enable full support again.
17182 Fri May 21 20:09:52 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
17184 * sh.h (BRANCH_COST): Define.
17186 Thu May 20 10:00:42 1999 Stephen L Moshier <moshier@world.std.com>
17188 * Makefile.in (GCC_FOR_TARGET): Add -I$(build_tooldir)/include.
17190 Thu May 20 09:58:57 1999 Jan Hubicka <hubicka@freesoft.cz>
17192 * function.c (assign_stack_local): Align stack slot propertly.
17193 (assign_outer_stack_local): Likewise.
17195 Thu May 20 10:38:43 1999 Mark Mitchell <mark@codesourcery.com>
17197 * expr.h (lang_expand_constant): Declare.
17198 * toplev.c (lang_expand_constant): Define it.
17199 * varasm.c (output_constant): Use it.
17201 Thu May 20 11:28:53 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17203 * optabs.c (expand_cmplxdiv_straight, expand_cmplxdiv_wide):
17204 Change function definitions to K&R style.
17206 Thu May 20 08:16:39 1999 Bruce Korb <ddsinc09@ix.netcom.com>
17208 * fixinc/fixincl.c: We must not ignore SIGCLD now.
17210 Thu May 20 07:06:39 1999 Alexandre Oliva <aoliva@acm.org>
17212 * fixinc/Makefile.in(gnu-regex.o): add $(INCLUDES) to compile options
17213 * fixinc/fixincl.c(wait_for_pid): K&R-ify arguments
17214 (several places): omit static initialization
17215 (process): use single fd, since only the read fd is used
17216 * fixinc/gnu-regex.c: define 'const' away, if not supported
17217 * fixinc/procopen.c(several places): omit static initialization
17218 * fixinc/server.c: define 'volitile' away, if not supported
17220 1999-05-20 Andreas Schwab <schwab@issan.cs.uni-dortmund.de>
17222 * config/dbxcoff.h (DBX_OUTPUT_MAIN_SOURCE_FILE_END): Use
17223 asm_fprintf and %L to generate the label name.
17224 * config/dbxelf.h (DBX_OUTPUT_MAIN_SOURCE_FILE_END): Likewise.
17225 (ASM_OUTPUT_SOURCE_LINE): Correct generation of internal labels.
17227 Thu May 20 01:40:55 1999 Jeffrey A Law (law@cygnus.com)
17229 * jump.c (can_reverse_comparison_p): Do not abort if the comparison
17230 insn for a conditional jump can not be found.
17232 Wed May 19 23:58:58 1999 Jeffrey A Law (law@cygnus.com)
17234 * mips.h (ENCODE_SECTION_INFO): Do not perform GP optimizations
17235 on variables in specific sections other than .sbss and .sdata.
17237 Wed May 19 03:56:56 1999 Mark Mitchell <mark@codesourcery.com>
17239 * stmt.c (expand_return): Call start_cleanup_deferral and
17240 end_cleanup_deferral around conditional code.
17242 Wed May 19 08:40:08 1999 Bruce Korb <ddsinc09@ix.netcom.com>
17244 * fixinc/fixincl.tpl: Avoid depending on ANSI C features for
17245 filename lists. Utilizes new "krstr" AutoGen function.
17246 * fixinc/fixincl.x: Rebuilt.
17248 Wed May 19 02:47:11 1999 Jan Hubicka (hubicka@freesoft.cz)
17250 * i386.c (output_float_compare): Avoid GNU-C extensions.
17252 Wed May 19 00:34:40 1999 Jeffrey A Law (law@cygnus.com)
17254 * version.c: Bump to distinguish mainline tree from the
17257 See ChangeLog.1 for earlier changes.